/*
Theme Name: Starter
Theme URI: https://nexus.ai
Author: Nexus Digital
Author URI: https://nexus.ai
Description: AI-Driven Digital Agency - 以极简美学与前沿AI技术驱动企业数字化增长的高端WordPress主题
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.8
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: starter
Tags: dark, one-column, two-columns, custom-logo, custom-menu, featured-images, full-width-template
*/

/* ============================================
   1. CSS Variables & Fonts
   ============================================ */
/* Google Fonts loaded via wp_enqueue_style in functions.php for non-blocking render */

:root {
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-serif: "Cormorant Garamond", serif;
  --font-mono: "SF Mono", "Fira Code", "Fira Mono", "Roboto Mono", monospace;

  --color-bg: #000000;
  --color-bg-alt: #020202;
  --color-bg-card: #050505;
  --color-white: #ffffff;
  --color-zinc-300: #d4d4d8;
  --color-zinc-400: #a1a1aa;
  --color-zinc-500: #71717a;
  --color-zinc-600: #52525b;
  --color-zinc-700: #3f3f46;
  --color-zinc-800: #27272a;
  --color-zinc-900: #18181b;

  --border-subtle: rgba(255, 255, 255, 0.05);
  --border-light: rgba(255, 255, 255, 0.10);
  --border-medium: rgba(255, 255, 255, 0.20);
  --border-strong: rgba(255, 255, 255, 0.30);

  --glass-bg: rgba(255, 255, 255, 0.02);
  --glass-bg-hover: rgba(255, 255, 255, 0.04);

  --max-width: 80rem;
  --ease-elegant: cubic-bezier(0.22, 1, 0.36, 1);
}

/* ============================================
   2. Reset & Base
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  background-color: var(--color-bg);
  color: var(--color-white);
  font-family: var(--font-sans);
  font-weight: 300;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.3s ease;
}

ul, ol { list-style: none; }

/* Scrollbar */
::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: #000000; }
::-webkit-scrollbar-thumb { background: #333333; border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: #555555; }

/* ============================================
   3. Utility Classes
   ============================================ */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

@media (min-width: 768px) {
  .container { padding: 0 3rem; }
}

.text-gradient {
  background: linear-gradient(180deg, #ffffff 0%, #a1a1aa 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.text-gradient-gold {
  background: linear-gradient(135deg, #fef08a 0%, #d97706 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid var(--border-subtle);
}

.glass-card:hover {
  background: var(--glass-bg-hover);
}

.font-serif { font-family: var(--font-serif); }
.font-mono { font-family: var(--font-mono); }
.font-italic { font-style: italic; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
  display: block;
  margin-bottom: 1rem;
}

.section-title {
  font-size: 2.25rem;
  font-weight: 300;
  letter-spacing: 0.025em;
}

@media (min-width: 768px) {
  .section-title { font-size: 3rem; }
}

.hidden-mobile { display: none; }
@media (min-width: 768px) { .hidden-mobile { display: inline; } }

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}
.sr-only:focus {
  position: fixed;
  top: 1rem;
  left: 1rem;
  width: auto;
  height: auto;
  padding: 0.75rem 1.5rem;
  margin: 0;
  overflow: visible;
  clip: auto;
  white-space: normal;
  background: white;
  color: black;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: 0.5rem;
  z-index: 99999;
  box-shadow: 0 4px 20px rgba(0,0,0,0.3);
}

/* ============================================
   4. Navigation
   ============================================ */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border-subtle);
  transition: background-color 0.3s ease;
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 5rem;
}

.site-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.site-brand .brand-dot {
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
}

.site-brand .brand-dot-inner {
  width: 0.5rem;
  height: 0.5rem;
  background: var(--color-bg);
  border-radius: 50%;
}

.site-brand .brand-text {
  font-size: 1.125rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.site-brand .brand-text .ai-suffix {
  font-family: var(--font-serif);
  font-style: italic;
  color: var(--color-zinc-400);
}

/* Main Navigation */
.main-nav {
  display: none;
}

@media (min-width: 768px) {
  .main-nav {
    display: flex;
    align-items: center;
    gap: 2rem;
  }
}

.main-nav a,
.main-nav .menu-item a {
  font-size: 0.6875rem;
  font-weight: 300;
  letter-spacing: 0.2em;
  color: var(--color-zinc-400);
  text-transform: uppercase;
  transition: color 0.3s ease;
}

.main-nav a:hover,
.main-nav .menu-item a:hover,
.main-nav .current-menu-item a {
  color: var(--color-white);
}

/* WordPress menu list reset */
.main-nav .menu {
  display: flex;
  align-items: center;
  gap: 2rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-cta {
  display: none;
}

@media (min-width: 768px) {
  .nav-cta {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1.25rem;
    border: 1px solid var(--border-medium);
    border-radius: 9999px;
    font-size: 0.6875rem;
    font-weight: 300;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--color-white);
    transition: all 0.5s ease;
    cursor: pointer;
    background: transparent;
  }

  .nav-cta:hover {
    background: var(--color-white);
    color: var(--color-bg);
  }
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
  border: none;
  cursor: pointer;
}

@media (min-width: 768px) {
  .menu-toggle { display: none; }
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 1.5px;
  background: var(--color-white);
  transition: all 0.3s ease;
}

/* Mobile Menu */
.mobile-nav {
  display: none;
  position: fixed;
  top: 5rem;
  left: 0;
  width: 100%;
  background: rgba(0, 0, 0, 0.95);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border-subtle);
  padding: 2rem 1.5rem;
  z-index: 999;
}

.mobile-nav.is-open { display: block; }

.mobile-nav a,
.mobile-nav .menu-item a {
  display: block;
  padding: 1rem 0;
  font-size: 0.875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-zinc-400);
  border-bottom: 1px solid var(--border-subtle);
}

.mobile-nav a:hover,
.mobile-nav .menu-item a:hover {
  color: var(--color-white);
}

.mobile-nav .menu {
  list-style: none;
  margin: 0;
  padding: 0;
}

/* ---- Dropdown / Sub-menu (Desktop) ---- */
.main-nav .menu-item-has-children {
  position: relative;
}

.main-nav .menu-item-has-children > a::after {
  content: '';
  display: inline-block;
  width: 4px;
  height: 4px;
  border-right: 1px solid currentColor;
  border-bottom: 1px solid currentColor;
  transform: rotate(45deg);
  margin-left: 5px;
  vertical-align: middle;
  transition: transform 0.3s ease;
}

.main-nav .menu-item-has-children:hover > a::after {
  transform: rotate(-135deg);
}

.main-nav .sub-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  min-width: 180px;
  padding: 0.75rem 0;
  margin: 0;
  list-style: none;
  background: rgba(15, 15, 15, 0.95);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--border-subtle);
  border-radius: 0.75rem;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.5);
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease, transform 0.25s ease;
  transform: translateX(-50%) translateY(8px);
}

.main-nav .menu-item-has-children:hover > .sub-menu {
  display: block;
  opacity: 1;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}

.main-nav .sub-menu .menu-item a {
  display: block;
  padding: 0.5rem 1.25rem;
  font-size: 0.75rem;
  font-weight: 300;
  letter-spacing: 0.12em;
  color: var(--color-zinc-400);
  text-transform: uppercase;
  white-space: nowrap;
  transition: color 0.2s ease, background 0.2s ease;
}

.main-nav .sub-menu .menu-item a:hover {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.06);
}

.main-nav .sub-menu .menu-item.current-menu-item a {
  color: var(--color-white);
}

/* ---- Dropdown / Sub-menu (Mobile) ---- */
.mobile-nav .menu-item-has-children {
  position: relative;
}

.mobile-nav .menu-item-has-children > .sub-menu-toggle {
  position: absolute;
  top: 0;
  right: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-zinc-400);
  padding: 0;
}

.mobile-nav .menu-item-has-children > .sub-menu-toggle::after {
  content: '';
  display: block;
  width: 6px;
  height: 6px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  transition: transform 0.3s ease;
}

.mobile-nav .menu-item-has-children.is-open > .sub-menu-toggle::after {
  transform: rotate(-135deg);
}

.mobile-nav .sub-menu {
  display: none;
  list-style: none;
  margin: 0;
  padding: 0 0 0 1.25rem;
}

.mobile-nav .menu-item-has-children.is-open > .sub-menu {
  display: block;
}

.mobile-nav .sub-menu .menu-item a {
  padding: 0.75rem 0;
  font-size: 0.8125rem;
  border-bottom: 1px solid var(--border-subtle);
  opacity: 0.8;
}

.mobile-nav .sub-menu .menu-item:last-child a {
  border-bottom: none;
}

/* ============================================
   5. Hero Section
   ============================================ */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  overflow: hidden;
  padding-top: 5rem;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-bg .glow-1 {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 60vw;
  height: 60vw;
  max-width: 800px;
  max-height: 800px;
  background: radial-gradient(circle at center, rgba(255,255,255,0.06) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(48px);
  animation: pulse-glow 8s ease-in-out infinite;
}

.hero-bg .glow-2 {
  position: absolute;
  top: 25%;
  left: 33%;
  width: 40vw;
  height: 40vw;
  background: radial-gradient(circle at center, rgba(16,185,129,0.02) 0%, transparent 60%);
  border-radius: 50%;
  filter: blur(48px);
}

@keyframes pulse-glow {
  0%, 100% { opacity: 1; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 0.7; transform: translate(-50%, -50%) scale(1.05); }
}

.hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding-bottom: 8rem; /* Space for trust strip */
  will-change: transform, opacity;
}

.hero-eyebrow {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.25rem;
  color: var(--color-zinc-400);
  letter-spacing: 0.1em;
  margin-bottom: 2rem;
}

@media (min-width: 768px) {
  .hero-eyebrow { font-size: 1.5rem; }
}

.hero h1 {
  font-size: 3.125rem;
  font-weight: 300;
  letter-spacing: 0.025em;
  line-height: 1.2;
  margin-bottom: 2.5rem;
}

.hero h1 .ai-text {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 3.75rem;
  padding: 0 0.5rem;
}

@media (min-width: 768px) {
  .hero h1 { font-size: 4.375rem; }
  .hero h1 .ai-text { font-size: 5rem; }
}

@media (min-width: 1024px) {
  .hero h1 { font-size: 5.5rem; }
  .hero h1 .ai-text { font-size: 7rem; }
}

.hero-desc {
  max-width: 42rem;
  margin: 0 auto 4rem;
  font-size: 1.125rem;
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.75;
}

@media (min-width: 768px) {
  .hero-desc { font-size: 1.25rem; }
}

.hero-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2rem;
  background: var(--color-white);
  color: var(--color-bg);
  border-radius: 9999px;
  font-weight: 500;
  letter-spacing: 0.1em;
  font-size: 0.875rem;
  overflow: hidden;
  border: none;
  cursor: pointer;
  transition: transform 0.3s var(--ease-elegant);
}

.hero-btn:hover {
  transform: scale(1.02);
}

.hero-btn svg {
  width: 1rem;
  height: 1rem;
  transition: transform 0.3s ease;
}

.hero-btn:hover svg {
  transform: translateX(4px);
}

/* Trust Strip */
.trust-strip {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  border-top: 1px solid var(--border-subtle);
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  padding: 1.5rem 0;
}

.trust-strip .container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .trust-strip .container {
    flex-direction: row;
  }
}

.trust-strip .trust-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
}

.trust-logos {
  display: flex;
  align-items: center;
  gap: 2rem;
  opacity: 0.4;
  filter: grayscale(1);
}

@media (min-width: 768px) {
  .trust-logos { gap: 4rem; }
}

.trust-logos span:nth-child(1) { font-family: var(--font-serif); font-style: italic; font-size: 1.25rem; font-weight: 600; letter-spacing: 0.05em; }
.trust-logos span:nth-child(2) { font-family: var(--font-sans); font-size: 1.125rem; font-weight: 700; letter-spacing: -0.05em; text-transform: uppercase; }
.trust-logos span:nth-child(3) { font-family: var(--font-serif); font-size: 1.25rem; letter-spacing: 0.1em; }
.trust-logos span:nth-child(4) { font-family: var(--font-sans); font-size: 1.125rem; font-weight: 500; letter-spacing: 0.1em; text-transform: uppercase; display: none; }

@media (min-width: 640px) {
  .trust-logos span:nth-child(4) { display: block; }
}

/* ============================================
   6. Philosophy Section
   ============================================ */
.philosophy {
  padding: 8rem 1.5rem;
  position: relative;
}

@media (min-width: 768px) {
  .philosophy { padding: 12rem 3rem; }
}

.philosophy-inner {
  max-width: 64rem;
  margin: 0 auto;
  text-align: center;
}

.philosophy h2 {
  font-size: 1.875rem;
  font-weight: 300;
  line-height: 1.6;
}

@media (min-width: 768px) {
  .philosophy h2 {
    font-size: 3rem;
    line-height: 1.5;
  }
}

.philosophy h2 .highlight {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.2em;
  margin: 0 0.25rem;
}

.philosophy .divider {
  width: 1px;
  height: 6rem;
  background: var(--border-medium);
  margin: 4rem auto 0;
}

/* ============================================
   7. Stats Section
   ============================================ */
.stats {
  padding: 5rem 0;
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-subtle);
  background: var(--color-bg-alt);
}

.stats-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 768px) {
  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 0;
  }
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
}

@media (min-width: 768px) {
  .stat-item {
    align-items: flex-start;
  }
  .stat-item + .stat-item {
    padding-left: 3rem;
    border-left: 1px solid var(--border-light);
  }
}

.stat-number {
  display: flex;
  align-items: baseline;
  gap: 0.25rem;
  margin-bottom: 1rem;
}

.stat-number .num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 3.75rem;
}

@media (min-width: 768px) {
  .stat-number .num { font-size: 4.375rem; }
}

.stat-number .suffix {
  font-size: 1.875rem;
  color: var(--color-zinc-500);
  font-weight: 300;
}

.stat-item h4 {
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  margin-bottom: 0.25rem;
}

.stat-item .stat-en {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  color: var(--color-zinc-500);
  text-transform: uppercase;
}

/* ============================================
   8. Services Section
   ============================================ */
.services {
  padding: 8rem 0;
  background: var(--color-bg-card);
}

.services-header {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-bottom: 6rem;
}

@media (min-width: 768px) {
  .services-header {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-end;
  }
}

.services-header p {
  max-width: 28rem;
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.75;
}

.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem 3rem;
}

@media (min-width: 768px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 6rem 3rem;
  }
}

.service-card {
  position: relative;
}

.service-card a {
  display: block;
}

.service-card .service-top {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 2rem;
}

.service-card .service-num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 3rem;
  color: var(--color-zinc-800);
  transition: color 0.5s ease;
}

@media (min-width: 768px) {
  .service-card .service-num { font-size: 3.75rem; }
}

.service-card:hover .service-num {
  color: var(--color-white);
}

.service-card .service-line {
  height: 1px;
  flex: 1;
  background: var(--border-light);
  transition: background-color 0.5s ease;
}

.service-card:hover .service-line {
  background: var(--border-strong);
}

.service-card .service-icon {
  position: relative;
  width: 4rem;
  height: 4rem;
  border-radius: 1rem;
  border: 1px solid var(--border-light);
  background: var(--glass-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-zinc-400);
  flex-shrink: 0;
  transition: all 0.5s ease;
  overflow: hidden;
}

.service-card:hover .service-icon {
  color: var(--color-white);
  border-color: var(--border-strong);
}

.service-card .service-icon .icon-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom right, rgba(255,255,255,0.1), transparent);
  opacity: 0;
  transition: opacity 0.5s ease;
}

.service-card:hover .service-icon .icon-glow {
  opacity: 1;
}

.service-card h3 {
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  letter-spacing: 0.025em;
  transition: color 0.3s ease;
}

.service-card .service-en {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.15em;
  color: var(--color-zinc-500);
  margin-bottom: 1.5rem;
}

.service-card p {
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.75;
  margin-bottom: 2rem;
}

.service-card .explore-link {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
  transition: color 0.3s ease;
}

.service-card:hover .explore-link {
  color: var(--color-white);
}

.service-card .explore-link svg {
  width: 1rem;
  height: 1rem;
  transition: transform 0.3s ease;
}

.service-card:hover .explore-link svg {
  transform: translateX(4px);
}

/* ============================================
   9. Tech Capabilities Section
   ============================================ */
.tech-cap {
  padding: 8rem 0;
  border-top: 1px solid var(--border-subtle);
  background: var(--color-bg-alt);
}

.tech-cap .section-head {
  text-align: center;
  margin-bottom: 5rem;
}

.tech-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .tech-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.tech-card {
  border-radius: 1rem;
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
}

.tech-card.large {
  grid-column: span 1;
}

@media (min-width: 768px) {
  .tech-card.large { grid-column: span 2; }
  .tech-card.large { padding: 3.5rem; }
}

.tech-card .card-glow {
  position: absolute;
  top: 0;
  right: 0;
  width: 24rem;
  height: 24rem;
  background: radial-gradient(circle at top right, rgba(255,255,255,0.05) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(32px);
}

.tech-card svg.tech-icon {
  width: 2rem;
  height: 2rem;
  color: var(--color-zinc-300);
  margin-bottom: 2rem;
}

.tech-card h3 {
  font-size: 1.875rem;
  font-weight: 500;
  margin-bottom: 1rem;
}

.tech-card.small {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

@media (min-width: 768px) {
  .tech-card.small:last-child {
    grid-column-start: 3;
  }
}

.tech-card.small h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.tech-card p {
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.75;
  max-width: 32rem;
}

.tech-card.small p {
  font-size: 0.875rem;
}

.tech-card ul {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.tech-card ul li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
}

.tech-card ul li .dot {
  width: 4px;
  height: 4px;
  background: var(--color-white);
  border-radius: 50%;
}

/* ============================================
   10. Workflow Section
   ============================================ */
.workflow {
  padding: 8rem 0;
  border-top: 1px solid var(--border-subtle);
  background: var(--color-bg-card);
}

.workflow-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  position: relative;
}

@media (min-width: 768px) {
  .workflow-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .workflow-grid::before {
    content: '';
    position: absolute;
    top: 24px;
    left: 10%;
    right: 10%;
    height: 1px;
    background: var(--border-light);
  }
}

.workflow-step {
  position: relative;
  padding-top: 2rem;
}

@media (min-width: 768px) {
  .workflow-step { padding-top: 4rem; }
}

.workflow-step .step-dot {
  position: absolute;
  top: 0;
  left: 0;
  width: 1.5rem;
  height: 1.5rem;
  border-radius: 50%;
  background: var(--color-bg);
  border: 2px solid var(--color-zinc-700);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10;
}

@media (min-width: 768px) {
  .workflow-step .step-dot {
    top: 12px;
    left: 50%;
    transform: translateX(-50%);
  }
}

.workflow-step .step-dot .dot-inner {
  width: 6px;
  height: 6px;
  background: var(--color-white);
  border-radius: 50%;
}

.workflow-step .step-content {
  padding-left: 2.5rem;
}

@media (min-width: 768px) {
  .workflow-step .step-content {
    text-align: center;
    padding-left: 0;
  }
}

.workflow-step .step-num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.875rem;
  color: var(--color-zinc-600);
  margin-bottom: 1rem;
}

.workflow-step h3 {
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 0.25rem;
}

.workflow-step .step-en {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
  margin-bottom: 1rem;
}

.workflow-step p {
  color: var(--color-zinc-400);
  font-weight: 300;
  font-size: 0.875rem;
  line-height: 1.75;
}

/* ============================================
   11. Showcase / Cases Section
   ============================================ */
.showcase {
  padding: 8rem 0;
  border-top: 1px solid var(--border-subtle);
  background: var(--color-bg-alt);
}

.showcase-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-bottom: 6rem;
}

.view-all {
  display: none;
}

@media (min-width: 768px) {
  .view-all {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.6875rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--color-zinc-400);
    transition: color 0.3s ease;
  }

  .view-all:hover { color: var(--color-white); }

  .view-all svg {
    width: 0.75rem;
    height: 0.75rem;
  }
}

.showcase-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 768px) {
  .showcase-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 3rem 4rem;
  }
}

.case-card {
  cursor: pointer;
}

.case-card.featured {
  grid-column: 1 / -1;
}

.case-card .case-img {
  position: relative;
  overflow: hidden;
  background: var(--color-zinc-900);
  margin-bottom: 1.5rem;
  border-radius: 0.125rem;
  aspect-ratio: 4 / 3;
}

.case-card.featured .case-img {
  aspect-ratio: 16 / 9;
}

@media (min-width: 768px) {
  .case-card.featured .case-img { aspect-ratio: 21 / 9; }
}

.case-card .case-img .overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.2);
  z-index: 1;
  transition: background 0.7s ease;
}

.case-card:hover .case-img .overlay {
  background: transparent;
}

.case-card .case-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1s var(--ease-elegant);
}

.case-card:hover .case-img img {
  transform: scale(1.05);
}

.case-card .case-meta {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}

.case-card h3 {
  font-weight: 500;
  margin-bottom: 0.25rem;
  font-size: 1.25rem;
}

.case-card.featured h3 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.case-card .case-category {
  font-size: 0.875rem;
  color: var(--color-zinc-500);
  font-weight: 300;
}

.case-card .arrow-circle {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 1px solid var(--border-light);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.5s ease;
  flex-shrink: 0;
}

.case-card:hover .arrow-circle {
  background: var(--color-white);
  color: var(--color-bg);
}

.case-card .arrow-circle svg {
  width: 1rem;
  height: 1rem;
}

/* ============================================
   12. Insights Section
   ============================================ */
.insights-section {
  padding: 8rem 0;
  border-top: 1px solid var(--border-subtle);
  background: var(--color-bg-card);
}

.insights-list {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--border-light);
}

.insight-row {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  padding: 2rem 0;
  border-bottom: 1px solid var(--border-light);
  transition: background 0.3s ease;
  cursor: pointer;
}

@media (min-width: 768px) {
  .insight-row {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 2.5rem 0;
  }
}

.insight-row:hover {
  background: var(--glass-bg);
}

.insight-row .insight-info {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  width: 100%;
}

@media (min-width: 768px) {
  .insight-row .insight-info {
    flex-direction: row;
    align-items: center;
    gap: 3rem;
  }
}

@media (min-width: 1024px) {
  .insight-row .insight-info { gap: 6rem; }
}

.insight-row .insight-date {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-zinc-500);
}

.insight-row .insight-cat {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.2em;
  color: var(--color-zinc-400);
  text-transform: uppercase;
  width: 8rem;
}

.insight-row h3 {
  font-size: 1.25rem;
  font-weight: 300;
  color: var(--color-zinc-300);
  transition: color 0.3s ease;
}

@media (min-width: 768px) {
  .insight-row h3 { font-size: 1.5rem; }
}

.insight-row:hover h3 {
  color: var(--color-white);
}

.insight-row .arrow-circle {
  display: none;
}

@media (min-width: 768px) {
  .insight-row .arrow-circle {
    display: flex;
    width: 3rem;
    height: 3rem;
    border-radius: 50%;
    border: 1px solid var(--border-light);
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: all 0.5s ease;
  }

  .insight-row:hover .arrow-circle {
    background: var(--color-white);
    color: var(--color-bg);
  }

  .insight-row .arrow-circle svg {
    width: 1.25rem;
    height: 1.25rem;
  }
}

/* ============================================
   13. CTA Section
   ============================================ */
.cta-section {
  padding: 8rem 0;
  border-top: 1px solid var(--border-subtle);
  position: relative;
  overflow: hidden;
  background: var(--color-bg-alt);
}

@media (min-width: 768px) {
  .cta-section { padding: 12rem 0; }
}

.cta-section .cta-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at bottom, rgba(255,255,255,0.03) 0%, transparent 60%);
  pointer-events: none;
}

.cta-inner {
  max-width: 56rem;
  margin: 0 auto;
  padding: 0 1.5rem;
  text-align: center;
  position: relative;
  z-index: 10;
}

.cta-inner .cta-eyebrow {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.5rem;
  color: var(--color-zinc-500);
  margin-bottom: 1.5rem;
}

.cta-inner h2 {
  font-size: 2.25rem;
  font-weight: 300;
  letter-spacing: 0.025em;
  margin-bottom: 3rem;
}

@media (min-width: 768px) {
  .cta-inner h2 { font-size: 3.75rem; }
}

.cta-inner h2 strong {
  font-weight: 500;
}

.cta-btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  border: 1px solid var(--border-medium);
  border-radius: 9999px;
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-white);
  transition: all 0.5s ease;
  cursor: pointer;
  background: transparent;
}

.cta-btn:hover {
  background: var(--color-white);
  color: var(--color-bg);
}

/* ============================================
   14. Footer
   ============================================ */
.site-footer {
  padding: 4rem 0 2rem;
  border-top: 1px solid var(--border-subtle);
  background: var(--color-bg-alt);
}

@media (min-width: 768px) {
  .site-footer { padding: 6rem 0 2rem; }
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-bottom: 4rem;
}

@media (min-width: 768px) {
  .footer-grid {
    grid-template-columns: 4fr 2fr 2fr 2fr 3fr;
    gap: 2rem;
  }
}

.footer-brand .brand-desc {
  font-size: 0.875rem;
  color: var(--color-zinc-500);
  font-weight: 300;
  line-height: 1.75;
  max-width: 24rem;
  margin-top: 1.5rem;
}

.footer-col h4 {
  color: var(--color-white);
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.footer-col .footer-links {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-col .footer-links a {
  font-size: 0.875rem;
  font-weight: 300;
  color: var(--color-zinc-500);
  transition: color 0.3s ease;
}

.footer-col .footer-links a:hover {
  color: var(--color-white);
}

.footer-contact {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
}

.footer-contact-item {
  display: flex;
  align-items: flex-start;
  gap: 0.625rem;
  font-size: 0.8125rem;
  font-weight: 300;
  color: var(--color-zinc-500);
  line-height: 1.5;
}

.footer-contact-item svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--color-zinc-600);
}

.footer-contact-item a {
  color: var(--color-zinc-500);
  transition: color 0.3s ease;
}

.footer-contact-item a:hover {
  color: var(--color-white);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-subtle);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

@media (min-width: 768px) {
  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer-bottom .copyright {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  color: var(--color-zinc-600);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.footer-bottom .icp {
  font-size: 0.75rem;
  color: var(--color-zinc-600);
}

/* ============================================
   15. Page Headers (Archive, Single, etc.)
   ============================================ */
.page-header {
  padding: 8rem 0 4rem;
  position: relative;
  overflow: hidden;
}

.page-header .bg-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.page-header .bg-glow::after {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 80vw;
  height: 80vw;
  max-width: 1000px;
  max-height: 1000px;
  background: radial-gradient(circle at center, rgba(255,255,255,0.03) 0%, transparent 70%);
  border-radius: 50%;
  filter: blur(48px);
}

/* Breadcrumbs */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-zinc-500);
  letter-spacing: 0.025em;
  margin-bottom: 2rem;
}

.breadcrumb a {
  transition: color 0.3s ease;
}

.breadcrumb a:hover {
  color: var(--color-zinc-300);
}

.breadcrumb .separator {
  color: var(--color-zinc-600);
}

.breadcrumb .current {
  color: var(--color-zinc-300);
}

/* ============================================
   16. Archive / List Pages
   ============================================ */
.archive-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem 3rem;
}

@media (min-width: 768px) {
  .archive-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.archive-card {
  display: block;
}

.archive-card .card-img {
  position: relative;
  overflow: hidden;
  background: var(--color-zinc-900);
  margin-bottom: 1.5rem;
  border-radius: 1rem;
  aspect-ratio: 16 / 9;
}

.archive-card .card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1s var(--ease-elegant);
}

.archive-card:hover .card-img img {
  transform: scale(1.05);
}

.archive-card .card-img .overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.2);
  z-index: 1;
  transition: background 0.7s ease;
}

.archive-card:hover .card-img .overlay {
  background: transparent;
}

.archive-card .card-cat {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-zinc-400);
  margin-bottom: 1rem;
}

.archive-card h3 {
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: 1rem;
  transition: color 0.3s ease;
}

.archive-card:hover h3 {
  color: var(--color-zinc-300);
}

.archive-card .card-excerpt {
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.75;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ============================================
   17. Single Post / Page Content
   ============================================ */
.single-header {
  padding: 8rem 0 4rem;
}

.single-header .container {
  max-width: 64rem;
  margin: 0 auto;
}

.single-header .post-cat {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
  margin-bottom: 1.5rem;
}

.single-header h1 {
  font-size: 2.5rem;
  font-weight: 300;
  letter-spacing: 0.025em;
  line-height: 1.2;
  margin-bottom: 2rem;
  max-width: 48rem;
}

@media (min-width: 768px) {
  .single-header h1 { font-size: 3.75rem; }
}

@media (min-width: 1024px) {
  .single-header h1 { font-size: 4.375rem; }
}

.single-header .post-excerpt {
  font-size: 1.25rem;
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.75;
  max-width: 48rem;
}

@media (min-width: 768px) {
  .single-header .post-excerpt { font-size: 1.5rem; }
}

.single-header .post-meta {
  display: flex;
  align-items: center;
  gap: 2rem;
  margin-top: 2rem;
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  color: var(--color-zinc-500);
}

.featured-image {
  max-width: 80rem;
  margin: 0 auto 4rem;
  overflow: hidden;
  border-radius: 1.5rem;
  aspect-ratio: 21 / 9;
}

.featured-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Article content (WordPress editor output) */
.entry-content {
  max-width: 48rem;
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
  font-size: 1.0625rem;
  line-height: 1.9;
  color: var(--color-zinc-300);
  font-weight: 300;
}

.entry-content h2 {
  font-size: 2rem;
  font-weight: 400;
  color: var(--color-white);
  margin: 3rem 0 1.5rem;
  letter-spacing: 0.025em;
}

.entry-content h3 {
  font-size: 1.5rem;
  font-weight: 400;
  color: var(--color-white);
  margin: 2.5rem 0 1rem;
}

.entry-content h4 {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-white);
  margin: 2rem 0 0.75rem;
}

.entry-content p {
  margin-bottom: 1.5rem;
}

.entry-content a {
  color: var(--color-white);
  border-bottom: 1px solid var(--border-medium);
  transition: border-color 0.3s ease;
}

.entry-content a:hover {
  border-color: var(--color-white);
}

.entry-content ul,
.entry-content ol {
  margin: 1.5rem 0;
  padding-left: 1.5rem;
}

.entry-content ul { list-style-type: disc; }
.entry-content ol { list-style-type: decimal; }

.entry-content li {
  margin-bottom: 0.75rem;
  padding-left: 0.5rem;
}

.entry-content blockquote {
  margin: 2rem 0;
  padding: 1.5rem 2rem;
  border-left: 2px solid var(--border-medium);
  background: var(--glass-bg);
  border-radius: 0 0.5rem 0.5rem 0;
  color: var(--color-zinc-300);
  font-style: italic;
}

.entry-content img {
  border-radius: 1rem;
  margin: 2rem 0;
}

.entry-content pre {
  background: #0a0a0a;
  border: 1px solid var(--border-subtle);
  border-radius: 0.75rem;
  padding: 1.5rem;
  overflow-x: auto;
  margin: 2rem 0;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  line-height: 1.6;
}

.entry-content code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  background: rgba(255, 255, 255, 0.06);
  padding: 0.125rem 0.375rem;
  border-radius: 0.25rem;
}

.entry-content pre code {
  background: none;
  padding: 0;
}

.entry-content table {
  width: 100%;
  border-collapse: collapse;
  margin: 2rem 0;
}

.entry-content th,
.entry-content td {
  padding: 1rem;
  text-align: left;
  border-bottom: 1px solid var(--border-subtle);
}

.entry-content th {
  font-weight: 500;
  color: var(--color-white);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.entry-content strong {
  font-weight: 500;
  color: var(--color-white);
}

/* ============================================
   18. Service Detail Page
   ============================================ */

/* Header */
.service-detail-header {
  padding-top: 8rem;
  padding-bottom: 4rem;
}

.sd-header-meta {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

.sd-num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(3rem, 5vw, 3.75rem);
  color: var(--color-zinc-800);
  line-height: 1;
}

.sd-en {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
}

.sd-title {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 300;
  letter-spacing: 0.025em;
  line-height: 1.1;
  margin-bottom: 2rem;
  max-width: 56rem;
}

.sd-overview {
  font-size: clamp(1.125rem, 2vw, 1.5rem);
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.75;
  max-width: 48rem;
}

/* Hero Image */
.sd-hero-img {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: 0.125rem;
  margin-bottom: 6rem;
}
@media (min-width: 768px) {
  .sd-hero-img { aspect-ratio: 21 / 9; margin-bottom: 8rem; }
}

/* Section Headers */
.sd-section-head {
  margin-bottom: 4rem;
}
.sd-section-head-center {
  text-align: center;
}
.sd-section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
  display: block;
  margin-bottom: 1rem;
}
.sd-label-indigo {
  color: rgb(99, 102, 241);
}
.sd-section-title {
  font-size: clamp(1.875rem, 3vw, 2.5rem);
  font-weight: 300;
  letter-spacing: 0.025em;
}
.sd-section-sub {
  color: var(--color-zinc-500);
  font-weight: 300;
  margin-top: 1rem;
}
.service-detail > section {
  margin-bottom: 8rem;
}

/* Features Grid */
.sd-features-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
@media (min-width: 768px) {
  .sd-features-grid { grid-template-columns: repeat(2, 1fr); }
}

.sd-feature-card {
  padding: 2rem 2.5rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 1.5rem;
  transition: background 0.3s ease;
}
.sd-feature-card:hover {
  background: rgba(255, 255, 255, 0.04);
}
.sd-feature-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  background: rgba(0, 0, 0, 0.5);
  color: var(--color-zinc-400);
}
.sd-feature-card h3 {
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 1rem;
}
.sd-feature-card p {
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.75;
}

/* Advantages Table */
.sd-advantages-wrap {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}
.sd-advantages-table {
  width: 100%;
  text-align: left;
  border-collapse: collapse;
  min-width: 600px;
}
.sd-advantages-table thead tr {
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}
.sd-advantages-table th {
  padding: 1.5rem 1rem;
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-zinc-400);
}
.sd-advantages-table td {
  padding: 1.5rem 1rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
  color: var(--color-zinc-300);
  font-weight: 300;
}
.sd-advantages-table tr:hover {
  background: rgba(255, 255, 255, 0.02);
}
.sd-advantages-table td:first-child {
  font-weight: 500;
  color: var(--color-white);
  white-space: nowrap;
}
.sd-advantages-table td:last-child {
  color: var(--color-zinc-500);
  font-size: 0.875rem;
}

/* Model Cards (AI service) */
.sd-models-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 768px) {
  .sd-models-grid { grid-template-columns: repeat(2, 1fr); }
}

.sd-model-card {
  position: relative;
  padding: 2rem;
  background: rgba(24, 24, 27, 0.5);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 1.5rem;
  overflow: hidden;
  transition: border-color 0.5s ease;
}
.sd-model-card:hover {
  border-color: rgba(99, 102, 241, 0.3);
}
.sd-model-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom right, rgba(99,102,241,0.05), rgba(168,85,247,0.05));
  opacity: 0;
  transition: opacity 0.5s ease;
  pointer-events: none;
}
.sd-model-card:hover .sd-model-glow {
  opacity: 1;
}
.sd-model-inner {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
}
.sd-model-icon {
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 1rem;
  background: var(--color-bg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-zinc-400);
  transition: all 0.5s ease;
}
.sd-model-card:hover .sd-model-icon {
  border-color: rgba(99, 102, 241, 0.5);
  box-shadow: 0 0 20px rgba(99, 102, 241, 0.2);
  color: rgb(129, 140, 248);
}
.sd-model-card h3 {
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 0.75rem;
  transition: color 0.3s ease;
}
.sd-model-card:hover h3 {
  color: rgba(238, 242, 255, 1);
}
.sd-model-card p {
  color: var(--color-zinc-400);
  font-weight: 300;
  font-size: 0.875rem;
  line-height: 1.75;
}

/* Process Layout A: Circle Grid (web-architecture) */
.sd-process-circles {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 2rem;
  position: relative;
}
@media (min-width: 768px) {
  .sd-process-circles { grid-template-columns: repeat(4, 1fr); }
}
.sd-circle-line {
  display: none;
}
@media (min-width: 768px) {
  .sd-circle-line {
    display: block;
    position: absolute;
    left: 10%;
    right: 10%;
    height: 1px;
    background: rgba(255, 255, 255, 0.1);
    z-index: 0;
  }
  .sd-circle-line-1 { top: 3rem; }
  .sd-circle-line-2 { top: calc(50% + 3rem); }
}
.sd-circle-item {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
}
.sd-circle {
  width: 6rem;
  height: 6rem;
  border-radius: 50%;
  background: #0a0a0a;
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  transition: all 0.5s ease;
  box-shadow: 0 0 30px rgba(0,0,0,0.5);
}
.sd-circle-icon {
  color: var(--color-zinc-400);
  transition: color 0.5s ease;
}
.sd-circle-item:hover .sd-circle {
  border-color: rgba(255, 255, 255, 0.3);
  background: rgba(255, 255, 255, 0.02);
}
.sd-circle-item:hover .sd-circle-icon {
  color: var(--color-white);
}
.sd-circle-item h3 {
  font-size: 1.125rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}
.sd-circle-item p {
  font-size: 0.875rem;
  color: var(--color-zinc-500);
  font-weight: 300;
}
.sd-circle-arrow {
  display: none;
}
@media (min-width: 768px) {
  .sd-circle-arrow {
    display: block;
    position: absolute;
    top: 3rem;
    right: -1rem;
    color: var(--color-zinc-600);
    transform: translateY(-50%);
  }
}

/* Process Layout B: Card Grid (ai-integration) */
.sd-process-cards-ai {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 768px) {
  .sd-process-cards-ai { grid-template-columns: repeat(3, 1fr); }
}
.sd-process-card-ai {
  position: relative;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 1.5rem;
  transition: all 0.5s ease;
}
.sd-process-card-ai:hover {
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(99, 102, 241, 0.2);
}
.sd-pca-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 2rem;
}
.sd-pca-icon-circle {
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  background: var(--color-bg);
  border: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-zinc-500);
  transition: all 0.5s ease;
}
.sd-process-card-ai:hover .sd-pca-icon-circle {
  border-color: rgba(99, 102, 241, 0.4);
  box-shadow: 0 0 15px rgba(99, 102, 241, 0.2);
  color: rgb(129, 140, 248);
}
.sd-pca-num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.875rem;
  color: var(--color-zinc-800);
  transition: color 0.3s ease;
}
.sd-process-card-ai:hover .sd-pca-num {
  color: var(--color-zinc-700);
}
.sd-process-card-ai h3 {
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 0.75rem;
  color: var(--color-zinc-200);
}
.sd-process-card-ai p {
  font-size: 0.875rem;
  color: var(--color-zinc-500);
  font-weight: 300;
  line-height: 1.75;
}

/* Process Layout C: Default vertical stacked */
.sd-process-default {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}
.sd-process-row {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  padding: 2rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 1.5rem;
  align-items: flex-start;
}
@media (min-width: 768px) {
  .sd-process-row {
    flex-direction: row;
    gap: 3rem;
    padding: 2rem 2.5rem;
    align-items: center;
  }
}
.sd-pr-num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(2.5rem, 4vw, 3.125rem);
  color: var(--color-zinc-700);
  flex-shrink: 0;
  line-height: 1;
}
.sd-pr-content {
  flex: 1;
}
.sd-pr-content h3 {
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}
.sd-pr-content p {
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.75;
}

/* ============================================
   19. Case Study Detail
   ============================================ */
.case-detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
  margin-bottom: 8rem;
}

@media (min-width: 1024px) {
  .case-detail-grid {
    grid-template-columns: 8fr 4fr;
    gap: 6rem;
  }
}

.challenge-card,
.solution-card {
  display: flex;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--border-subtle);
  border-radius: 1rem;
}

.challenge-card .dot,
.solution-card .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  margin-top: 0.625rem;
  flex-shrink: 0;
}

.challenge-card .dot { background: var(--color-zinc-500); }
.solution-card .dot { background: var(--color-white); }

.challenge-card p,
.solution-card p {
  color: var(--color-zinc-300);
  font-weight: 300;
  line-height: 1.75;
}

.results-sidebar {
  position: sticky;
  top: 8rem;
  padding: 2rem 2.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--border-subtle);
  border-radius: 1.5rem;
}

.results-sidebar h2 {
  font-size: 1.5rem;
  font-weight: 300;
  margin-bottom: 2.5rem;
}

.result-item {
  border-bottom: 1px solid var(--border-light);
  padding-bottom: 2rem;
  margin-bottom: 2rem;
}

.result-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
  margin-bottom: 0;
}

.result-item .result-value {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 3rem;
  margin-bottom: 0.75rem;
}

@media (min-width: 768px) {
  .result-item .result-value { font-size: 3.75rem; }
}

.result-item .result-label {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
}

/* Related Cases */
.related-cases {
  margin-top: 8rem;
  padding-top: 4rem;
  border-top: 1px solid var(--border-light);
}

.related-cases h3 {
  font-size: 1.5rem;
  font-weight: 300;
  margin-bottom: 3rem;
}

/* ============================================
   20. 404 Page
   ============================================ */
.error-404 {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding-top: 5rem;
  text-align: center;
}

.error-404 .error-num {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 8rem;
  color: var(--color-zinc-800);
  margin-bottom: 1rem;
}

.error-404 h1 {
  font-size: 2rem;
  font-weight: 300;
  margin-bottom: 1rem;
}

.error-404 p {
  color: var(--color-zinc-500);
  margin-bottom: 2rem;
}

.error-404 .back-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-zinc-400);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  transition: color 0.3s ease;
}

.error-404 .back-link:hover {
  color: var(--color-white);
}

/* ============================================
   21. Scroll Animations
   ============================================ */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s var(--ease-elegant), transform 0.8s var(--ease-elegant);
}

.fade-up.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delay utilities */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* ============================================
   22. Pagination
   ============================================ */
.pagination {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 4rem 0 2rem;
}

.pagination a,
.pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 1px solid var(--border-subtle);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-zinc-400);
  transition: all 0.3s ease;
}

.pagination a:hover {
  border-color: var(--border-medium);
  color: var(--color-white);
}

.pagination .current {
  background: var(--color-white);
  color: var(--color-bg);
  border-color: var(--color-white);
}

/* ============================================
   23. WordPress Classes
   ============================================ */
.wp-block-image { margin: 2rem 0; }
.wp-block-image img { border-radius: 1rem; }
.aligncenter { text-align: center; }
.alignleft { float: left; margin-right: 1.5rem; }
.alignright { float: right; margin-left: 1.5rem; }

/* Page navigation */
.post-navigation {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  padding: 4rem 0;
  border-top: 1px solid var(--border-subtle);
  max-width: 48rem;
  margin: 0 auto;
}

.post-navigation a {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--color-zinc-400);
  transition: color 0.3s ease;
}

.post-navigation a:hover {
  color: var(--color-white);
}

/* Prev/Next post navigation */
.post-nav {
  border-top: 1px solid var(--border-subtle);
  padding: 3rem 0;
}
.post-nav-inner {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
}
.post-nav-link {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  max-width: 45%;
  text-decoration: none;
  transition: opacity 0.3s ease;
}
.post-nav-link:hover { opacity: 0.7; }
.post-nav-next { align-items: flex-end; text-align: right; margin-left: auto; }
.post-nav-label {
  font-size: 0.75rem;
  color: var(--color-zinc-500);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.post-nav-title {
  font-size: 0.95rem;
  color: var(--color-zinc-200);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

@media (max-width: 640px) {
  .post-nav-inner { flex-direction: column; gap: 1.5rem; }
  .post-nav-link { max-width: 100%; }
  .post-nav-next { align-items: flex-start; text-align: left; }
}

/* Scroll to top */
.scroll-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 1px solid var(--border-medium);
  background: rgba(0, 0, 0, 0.8);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  color: var(--color-white);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  visibility: hidden;
  transition: all 0.3s ease;
  z-index: 100;
}

.scroll-top.is-visible {
  opacity: 1;
  visibility: visible;
}

.scroll-top:hover {
  background: var(--color-white);
  color: var(--color-bg);
}

.scroll-top svg {
  width: 1rem;
  height: 1rem;
}

/* ============================================
   INNER PAGES
   ============================================ */

/* --- About Page --- */
.about-hero-img {
  aspect-ratio: 16/9;
  overflow: hidden;
  border-radius: 1.5rem;
}

@media (min-width: 768px) {
  .about-hero-img {
    aspect-ratio: 21/9;
  }
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 768px) {
  .about-grid {
    grid-template-columns: 1fr 1fr;
    gap: 4rem 6rem;
  }
}

.values-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.value-card {
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 1rem;
}

.value-card h3 {
  font-size: 1.25rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
}

.value-card p {
  color: var(--color-zinc-400);
  font-weight: 300;
}

/* --- Careers Page --- */
.jobs-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.job-card {
  padding: 2rem 2.5rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 1.5rem;
  transition: background 0.5s ease;
}

.job-card:hover {
  background: rgba(255, 255, 255, 0.04);
}

.job-top {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 1.5rem;
}

@media (min-width: 768px) {
  .job-top {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}

.job-title {
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: 0.75rem;
  transition: color 0.3s ease;
}

.job-card:hover .job-title {
  color: var(--color-zinc-200);
}

.job-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
}

.meta-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-zinc-700);
}

.job-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.1);
  flex-shrink: 0;
  transition: all 0.5s ease;
}

.job-card:hover .job-arrow {
  background: var(--color-white);
  color: var(--color-bg);
}

.job-desc {
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.75;
}

.job-apply-mobile {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-white);
}

@media (min-width: 768px) {
  .job-apply-mobile {
    display: none;
  }
}

.careers-open-box {
  text-align: center;
  padding: 3rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 1.5rem;
}

/* --- Case Study Detail --- */
.case-hero-img {
  aspect-ratio: 16/9;
  overflow: hidden;
  border-radius: 1.5rem;
}

@media (min-width: 768px) {
  .case-hero-img {
    aspect-ratio: 21/9;
  }
}

.case-detail-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 1024px) {
  .case-detail-grid {
    grid-template-columns: 2fr 1fr;
    gap: 4rem 6rem;
  }
}

.case-section {
  margin-bottom: 3rem;
}

.case-section-title {
  font-size: 1.5rem;
  font-weight: 300;
  letter-spacing: 0.025em;
  margin-bottom: 2rem;
}

.case-items {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.case-item {
  display: flex;
  gap: 1rem;
  padding: 1.5rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 1rem;
}

.case-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
  margin-top: 0.5rem;
}

.case-dot.challenge {
  background: var(--color-zinc-500);
}

.case-dot.solution {
  background: var(--color-white);
}

.case-item p {
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.75;
}

.case-detail-sidebar {
  position: relative;
}

@media (min-width: 1024px) {
  .case-detail-sidebar {
    position: sticky;
    top: 8rem;
    align-self: start;
  }
}

.case-results-box {
  padding: 2rem 2.5rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 1.5rem;
}

.case-results-list {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.case-result-item {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
}

.case-result-value {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(2.5rem, 4vw, 3.5rem);
  color: var(--color-white);
}

.case-result-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
}


/* --- Insights Archive (Image Cards Grid) --- */
.insights-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}

@media (min-width: 768px) {
  .insights-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.insight-card {
  display: block;
  color: var(--color-white);
  text-decoration: none;
  transition: opacity 0.3s ease;
}

.insight-card:hover {
  opacity: 0.9;
}

.insight-card-img {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  border-radius: 1rem;
  margin-bottom: 1.5rem;
}

.insight-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1s ease;
}

.insight-card:hover .insight-card-img img {
  transform: scale(1.05);
}

.insight-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.4) 0%, transparent 50%);
  pointer-events: none;
}

.insight-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.5rem 1rem;
  background: rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: 9999px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-white);
  z-index: 2;
}

.insight-card-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
  margin-bottom: 0.75rem;
}

.insight-card-body h3 {
  font-size: 1.375rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.insight-card-desc {
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* --- Single Post / Insight Detail --- */
.post-detail-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
  margin-bottom: 1.5rem;
}

.article-hero-img {
  aspect-ratio: 21/9;
  overflow: hidden;
  border-radius: 1.5rem;
  margin-bottom: 3rem;
}

.article-hero-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Prose Content Styles */
.prose-content {
  max-width: 56rem;
}

.prose-content h2 {
  font-size: 1.875rem;
  font-weight: 300;
  letter-spacing: 0.025em;
  margin-top: 4rem;
  margin-bottom: 2rem;
}

.prose-content h3 {
  font-size: 1.5rem;
  font-weight: 400;
  margin-top: 3rem;
  margin-bottom: 1.5rem;
}

.prose-content p {
  color: var(--color-zinc-400);
  line-height: 1.8;
  margin-bottom: 2rem;
}

.prose-content strong {
  color: var(--color-white);
  font-weight: 500;
}

.prose-content ul,
.prose-content ol {
  color: var(--color-zinc-400);
  margin-bottom: 2rem;
  padding-left: 1.5rem;
}

.prose-content li {
  margin-bottom: 0.5rem;
  line-height: 1.8;
}

.prose-content blockquote {
  border-left: 2px solid rgba(255, 255, 255, 0.1);
  padding-left: 1.5rem;
  margin: 2rem 0;
  color: var(--color-zinc-300);
  font-style: italic;
}

.prose-content a {
  color: var(--color-white);
  text-decoration: underline;
  text-underline-offset: 4px;
  text-decoration-color: rgba(255, 255, 255, 0.3);
  transition: text-decoration-color 0.3s ease;
}

.prose-content a:hover {
  text-decoration-color: var(--color-white);
}

.prose-content img {
  border-radius: 1rem;
  margin: 2rem 0;
}

.prose-content pre {
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
  border-radius: 0.75rem;
  padding: 1.5rem;
  overflow-x: auto;
  margin: 2rem 0;
}

.prose-content code {
  font-family: var(--font-mono);
  font-size: 0.875em;
}

/* Related Posts */
.related-posts {
  margin-top: 6rem;
  padding-top: 4rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 4rem;
}

.related-title {
  font-size: 1.5rem;
  font-weight: 300;
  margin-bottom: 2rem;
}

.related-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}

@media (min-width: 768px) {
  .related-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.related-post-card {
  display: block;
  color: var(--color-white);
  text-decoration: none;
  transition: opacity 0.3s ease;
}

.related-post-card:hover {
  opacity: 0.8;
}

.related-post-img {
  aspect-ratio: 16/10;
  overflow: hidden;
  border-radius: 1rem;
  margin-bottom: 1rem;
}

.related-post-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.related-post-date {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  color: var(--color-zinc-500);
  display: block;
  margin-bottom: 0.5rem;
}

.related-post-info h4 {
  font-size: 1.125rem;
  font-weight: 500;
  line-height: 1.4;
}

/* ============================================
   19. Inner Pages — Shared Styles (ip-*)
   ============================================ */

/* Hero */
.ip-hero {
  position: relative;
  padding: 10rem 0 5rem;
  text-align: center;
  background: linear-gradient(180deg, rgba(99,102,241,0.08) 0%, transparent 60%);
  border-bottom: 1px solid var(--border-subtle);
}

.ip-hero .ip-eyebrow {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(129,140,248,0.9);
  margin-bottom: 1.5rem;
}

.ip-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(2.5rem, 6vw, 4rem);
  font-weight: 300;
  color: var(--color-white);
  line-height: 1.15;
  margin-bottom: 1.25rem;
}

.ip-hero .ip-subtitle {
  font-size: 1.0625rem;
  color: var(--color-zinc-400);
  max-width: 600px;
  margin: 0 auto 2rem;
  line-height: 1.7;
}

.ip-hero .ip-hero-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 2rem;
  border: 1px solid var(--border-medium);
  border-radius: 9999px;
  font-size: 0.8125rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-white);
  transition: all 0.4s ease;
}

.ip-hero .ip-hero-cta:hover {
  background: var(--color-white);
  color: var(--color-bg);
}

/* Section Layout */
.ip-section {
  padding: 5rem 0;
  border-bottom: 1px solid var(--border-subtle);
}

.ip-section-head {
  text-align: center;
  margin-bottom: 3.5rem;
}

.ip-section-label {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
  margin-bottom: 0.75rem;
}

.ip-section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 300;
  color: var(--color-white);
  margin-bottom: 1rem;
}

.ip-section-desc {
  font-size: 0.9375rem;
  color: var(--color-zinc-400);
  max-width: 640px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Card Grid */
.ip-card-grid {
  display: grid;
  gap: 1.5rem;
}

.ip-card-grid.cols-2 { grid-template-columns: repeat(2, 1fr); }
.ip-card-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.ip-card-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 768px) {
  .ip-card-grid.cols-2,
  .ip-card-grid.cols-3,
  .ip-card-grid.cols-4 {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .ip-card-grid.cols-3,
  .ip-card-grid.cols-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

.ip-card {
  background: var(--glass-bg);
  border: 1px solid var(--border-subtle);
  border-radius: 1rem;
  padding: 2rem;
  transition: all 0.4s var(--ease-elegant);
}

.ip-card:hover {
  background: var(--glass-bg-hover);
  border-color: var(--border-light);
  transform: translateY(-4px);
}

.ip-card .ip-card-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 0.75rem;
  background: rgba(99,102,241,0.1);
  color: rgba(129,140,248,0.9);
  margin-bottom: 1.25rem;
}

.ip-card h3, .ip-card h4 {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-white);
  margin-bottom: 0.75rem;
}

.ip-card p {
  font-size: 0.875rem;
  color: var(--color-zinc-400);
  line-height: 1.7;
}

/* Comparison / Advantages Table */
.ip-table-wrap {
  overflow-x: auto;
  border-radius: 1rem;
  border: 1px solid var(--border-subtle);
}

.ip-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.ip-table thead th {
  background: rgba(99,102,241,0.08);
  color: var(--color-white);
  font-weight: 500;
  padding: 1rem 1.25rem;
  text-align: left;
  border-bottom: 1px solid var(--border-light);
  white-space: nowrap;
}

.ip-table tbody td {
  padding: 0.875rem 1.25rem;
  color: var(--color-zinc-300);
  border-bottom: 1px solid var(--border-subtle);
  vertical-align: top;
}

.ip-table tbody tr:last-child td {
  border-bottom: none;
}

.ip-table tbody tr:hover td {
  background: var(--glass-bg-hover);
}

.ip-table .ip-check {
  color: #4ade80;
}

.ip-table .ip-cross {
  color: #f87171;
}

/* Process / Workflow Steps */
.ip-process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  counter-reset: step;
}

@media (max-width: 768px) {
  .ip-process {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .ip-process {
    grid-template-columns: repeat(2, 1fr);
  }
}

.ip-step {
  position: relative;
  background: var(--glass-bg);
  border: 1px solid var(--border-subtle);
  border-radius: 1rem;
  padding: 2rem 1.5rem;
  text-align: center;
  transition: all 0.4s var(--ease-elegant);
  counter-increment: step;
}

.ip-step:hover {
  border-color: rgba(99,102,241,0.3);
  background: rgba(99,102,241,0.04);
}

.ip-step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(99,102,241,0.12);
  color: rgba(129,140,248,0.9);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.ip-step h4 {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.ip-step p {
  font-size: 0.8125rem;
  color: var(--color-zinc-400);
  line-height: 1.6;
}

/* FAQ Accordion */
.ip-faq {
  max-width: 800px;
  margin: 0 auto;
}

.ip-faq-item {
  border-bottom: 1px solid var(--border-subtle);
}

.ip-faq-q {
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  padding: 1.25rem 0;
  background: none;
  border: none;
  cursor: pointer;
  text-align: left;
  font-size: 0.9375rem;
  font-weight: 400;
  color: var(--color-white);
  transition: color 0.3s ease;
}

.ip-faq-q:hover {
  color: rgba(129,140,248,0.9);
}

.ip-faq-q::after {
  content: '+';
  font-size: 1.25rem;
  color: var(--color-zinc-500);
  transition: transform 0.3s ease;
  flex-shrink: 0;
  margin-left: 1rem;
}

.ip-faq-item.is-open .ip-faq-q::after {
  content: '−';
}

.ip-faq-a {
  display: none;
  padding: 0 0 1.25rem;
  font-size: 0.875rem;
  color: var(--color-zinc-400);
  line-height: 1.7;
}

.ip-faq-item.is-open .ip-faq-a {
  display: block;
}

/* CTA Section */
.ip-cta {
  padding: 6rem 0;
  text-align: center;
  background: linear-gradient(180deg, transparent, rgba(99,102,241,0.05));
}

.ip-cta h2 {
  font-family: var(--font-serif);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 300;
  color: var(--color-white);
  margin-bottom: 1rem;
}

.ip-cta p {
  font-size: 0.9375rem;
  color: var(--color-zinc-400);
  margin-bottom: 2rem;
}

.ip-cta .ip-cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2.5rem;
  background: linear-gradient(135deg, rgba(99,102,241,0.9), rgba(129,140,248,0.9));
  color: var(--color-white);
  border-radius: 9999px;
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  transition: all 0.4s ease;
  border: none;
}

.ip-cta .ip-cta-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(99,102,241,0.3);
}

/* Job Cards (Careers) */
.ip-job-card {
  background: var(--glass-bg);
  border: 1px solid var(--border-subtle);
  border-radius: 1rem;
  padding: 2.5rem 2rem;
  transition: all 0.4s var(--ease-elegant);
}

.ip-job-card:hover {
  border-color: rgba(99,102,241,0.3);
  background: rgba(99,102,241,0.03);
}

.ip-job-card .ip-job-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

.ip-job-card .ip-job-icon.blue { background: rgba(59,130,246,0.12); color: #60a5fa; }
.ip-job-card .ip-job-icon.green { background: rgba(34,197,94,0.12); color: #4ade80; }
.ip-job-card .ip-job-icon.purple { background: rgba(168,85,247,0.12); color: #c084fc; }
.ip-job-card .ip-job-icon.indigo { background: rgba(99,102,241,0.12); color: #818cf8; }
.ip-job-card .ip-job-icon.rose { background: rgba(244,63,94,0.12); color: #fb7185; }
.ip-job-card .ip-job-icon.amber { background: rgba(245,158,11,0.12); color: #fbbf24; }

.ip-job-card h3 {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-white);
  margin-bottom: 1.25rem;
}

.ip-job-card h5 {
  font-size: 0.8125rem;
  font-weight: 500;
  color: rgba(129,140,248,0.9);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
}

.ip-job-card ul {
  list-style: none;
  padding: 0;
}

.ip-job-card ul li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.5rem;
  font-size: 0.8125rem;
  color: var(--color-zinc-400);
  line-height: 1.6;
}

.ip-job-card ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 4px;
  height: 4px;
  background: var(--color-zinc-600);
  border-radius: 50%;
}

.ip-job-card .ip-apply-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
  padding: 0.625rem 1.5rem;
  border: 1px solid var(--border-medium);
  border-radius: 9999px;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-white);
  transition: all 0.3s ease;
}

.ip-job-card .ip-apply-btn:hover {
  background: var(--color-white);
  color: var(--color-bg);
}

/* Tabs / Service Tabs */
.ip-tabs {
  display: flex;
  gap: 0.5rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.ip-tab {
  padding: 0.625rem 1.5rem;
  border: 1px solid var(--border-subtle);
  border-radius: 9999px;
  background: transparent;
  color: var(--color-zinc-400);
  font-size: 0.8125rem;
  letter-spacing: 0.05em;
  cursor: pointer;
  transition: all 0.3s ease;
}

.ip-tab:hover {
  border-color: var(--border-medium);
  color: var(--color-white);
}

.ip-tab.is-active {
  background: rgba(99,102,241,0.12);
  border-color: rgba(99,102,241,0.4);
  color: rgba(129,140,248,0.9);
}

.ip-tab-panel {
  display: none;
}

.ip-tab-panel.is-active {
  display: block;
}

.ip-tab-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

@media (max-width: 768px) {
  .ip-tab-content {
    grid-template-columns: 1fr;
  }
}

.ip-tab-content img {
  width: 100%;
  border-radius: 1rem;
  border: 1px solid var(--border-subtle);
}

.ip-tab-content h3 {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--color-white);
  margin-bottom: 1.25rem;
}

.ip-tab-content ul {
  list-style: none;
  padding: 0;
}

.ip-tab-content ul li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.75rem;
  font-size: 0.875rem;
  color: var(--color-zinc-400);
  line-height: 1.7;
}

.ip-tab-content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 5px;
  height: 5px;
  background: rgba(129,140,248,0.6);
  border-radius: 50%;
}

/* Two-column intro */
.ip-intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

@media (max-width: 768px) {
  .ip-intro-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

.ip-intro-grid img {
  width: 100%;
  border-radius: 1rem;
  border: 1px solid var(--border-subtle);
}

.ip-intro-grid h2 {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 300;
  color: var(--color-white);
  margin-bottom: 1.25rem;
}

.ip-intro-grid p {
  font-size: 0.9375rem;
  color: var(--color-zinc-400);
  line-height: 1.8;
  margin-bottom: 1rem;
}

/* Materials / Two-column list */
.ip-materials-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

@media (max-width: 768px) {
  .ip-materials-grid {
    grid-template-columns: 1fr;
  }
}

.ip-material-box {
  background: var(--glass-bg);
  border: 1px solid var(--border-subtle);
  border-radius: 1rem;
  padding: 2rem;
}

.ip-material-box h4 {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-white);
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.ip-material-box ul {
  list-style: none;
  padding: 0;
}

.ip-material-box ul li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.625rem;
  font-size: 0.8125rem;
  color: var(--color-zinc-400);
  line-height: 1.6;
}

.ip-material-box ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 4px;
  height: 4px;
  background: rgba(129,140,248,0.5);
  border-radius: 50%;
}

/* Industry / Sector Cards */
.ip-industry-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .ip-industry-grid {
    grid-template-columns: 1fr;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .ip-industry-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.ip-industry-card {
  background: var(--glass-bg);
  border: 1px solid var(--border-subtle);
  border-radius: 1rem;
  padding: 2rem;
  text-align: center;
  transition: all 0.4s var(--ease-elegant);
}

.ip-industry-card:hover {
  border-color: rgba(99,102,241,0.3);
  background: rgba(99,102,241,0.04);
  transform: translateY(-4px);
}

.ip-industry-card .ip-ind-icon {
  width: 56px;
  height: 56px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(99,102,241,0.1);
  color: rgba(129,140,248,0.9);
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.ip-industry-card h4 {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.ip-industry-card p {
  font-size: 0.8125rem;
  color: var(--color-zinc-400);
  line-height: 1.6;
}

/* AI Model Cards */
.ip-model-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .ip-model-grid {
    grid-template-columns: 1fr;
  }
}

.ip-model-card {
  background: var(--glass-bg);
  border: 1px solid var(--border-subtle);
  border-radius: 1rem;
  padding: 2rem;
  display: flex;
  gap: 1.5rem;
  align-items: center;
  transition: all 0.4s var(--ease-elegant);
}

.ip-model-card:hover {
  border-color: rgba(99,102,241,0.3);
  background: rgba(99,102,241,0.03);
}

.ip-model-card .ip-model-info {
  flex: 1;
}

.ip-model-card h3 {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.ip-model-card p {
  font-size: 0.8125rem;
  color: var(--color-zinc-400);
  line-height: 1.6;
}

.ip-model-card .ip-model-img {
  width: 120px;
  height: 120px;
  border-radius: 0.75rem;
  object-fit: cover;
  border: 1px solid var(--border-subtle);
  flex-shrink: 0;
}

/* Testimonials */
.ip-testimonials {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

@media (max-width: 768px) {
  .ip-testimonials {
    grid-template-columns: 1fr;
  }
}

.ip-testimonial {
  background: var(--glass-bg);
  border: 1px solid var(--border-subtle);
  border-radius: 1rem;
  padding: 2rem;
}

.ip-testimonial blockquote {
  font-size: 0.9375rem;
  font-style: italic;
  color: var(--color-zinc-300);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.ip-testimonial cite {
  font-size: 0.8125rem;
  font-style: normal;
  color: var(--color-zinc-500);
}

/* Source Code Page */
.ip-filter-bar {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
  align-items: center;
  margin-bottom: 2rem;
}

.ip-filter-btn {
  padding: 0.5rem 1.25rem;
  border: 1px solid var(--border-subtle);
  border-radius: 9999px;
  background: transparent;
  color: var(--color-zinc-400);
  font-size: 0.8125rem;
  cursor: pointer;
  transition: all 0.3s ease;
}

.ip-filter-btn:hover {
  border-color: var(--border-medium);
  color: var(--color-white);
}

.ip-filter-btn.is-active {
  background: rgba(99,102,241,0.12);
  border-color: rgba(99,102,241,0.4);
  color: rgba(129,140,248,0.9);
}

.ip-sort-select {
  padding: 0.5rem 1rem;
  background: var(--glass-bg);
  border: 1px solid var(--border-subtle);
  border-radius: 0.5rem;
  color: var(--color-zinc-300);
  font-size: 0.8125rem;
  margin-left: auto;
}

.ip-posts-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  min-height: 200px;
}

@media (max-width: 768px) {
  .ip-posts-grid {
    grid-template-columns: 1fr;
  }
}

.ip-post-card {
  background: var(--glass-bg);
  border: 1px solid var(--border-subtle);
  border-radius: 1rem;
  overflow: hidden;
  transition: all 0.4s var(--ease-elegant);
}

.ip-post-card:hover {
  border-color: var(--border-light);
  transform: translateY(-4px);
}

.ip-post-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.ip-post-card .ip-post-body {
  padding: 1.5rem;
}

.ip-post-card h4 {
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.ip-post-card p {
  font-size: 0.8125rem;
  color: var(--color-zinc-400);
  line-height: 1.6;
}

.ip-loading {
  text-align: center;
  padding: 3rem;
  color: var(--color-zinc-500);
  font-size: 0.875rem;
}

/* SEO Two-column boxes */
.ip-seo-boxes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

@media (max-width: 768px) {
  .ip-seo-boxes {
    grid-template-columns: 1fr;
  }
}

.ip-seo-box {
  background: var(--glass-bg);
  border: 1px solid var(--border-subtle);
  border-radius: 1rem;
  padding: 2.5rem 2rem;
}

.ip-seo-box .ip-seo-letter {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(99,102,241,0.15);
  color: rgba(129,140,248,0.9);
  font-family: var(--font-serif);
  font-size: 1.25rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.ip-seo-box h3 {
  font-size: 1.25rem;
  font-weight: 500;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.ip-seo-box > p {
  font-size: 0.8125rem;
  color: var(--color-zinc-500);
  margin-bottom: 1.25rem;
}

.ip-seo-box h4 {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-zinc-300);
  margin-bottom: 0.75rem;
}

.ip-seo-box ul {
  list-style: none;
  padding: 0;
}

.ip-seo-box ul li {
  position: relative;
  padding-left: 1.25rem;
  margin-bottom: 0.5rem;
  font-size: 0.8125rem;
  color: var(--color-zinc-400);
  line-height: 1.6;
}

.ip-seo-box ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 5px;
  height: 5px;
  background: rgba(129,140,248,0.5);
  border-radius: 50%;
}

.ip-seo-box .ip-seo-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin-top: 1.25rem;
  padding: 0.625rem 1.5rem;
  border: 1px solid rgba(99,102,241,0.4);
  border-radius: 9999px;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(129,140,248,0.9);
  transition: all 0.3s ease;
}

.ip-seo-box .ip-seo-cta:hover {
  background: rgba(99,102,241,0.15);
}

/* Hub Page Cards */
.ip-hub-card {
  display: block;
  background: var(--glass-bg);
  border: 1px solid var(--border-subtle);
  border-radius: 1rem;
  overflow: hidden;
  text-decoration: none;
  transition: all 0.4s var(--ease-elegant);
}

.ip-hub-card:hover {
  border-color: rgba(99,102,241,0.3);
  transform: translateY(-6px);
  box-shadow: 0 12px 40px rgba(99,102,241,0.08);
}

.ip-hub-card-img {
  aspect-ratio: 16/10;
  overflow: hidden;
}

.ip-hub-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease-elegant);
}

.ip-hub-card:hover .ip-hub-card-img img {
  transform: scale(1.05);
}

.ip-hub-card-icon {
  aspect-ratio: 16/10;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(99,102,241,0.05);
  color: rgba(129,140,248,0.4);
}

.ip-hub-card-body {
  padding: 1.5rem;
}

.ip-hub-card-body h3 {
  font-size: 1.125rem;
  font-weight: 500;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.ip-hub-card-body p {
  font-size: 0.8125rem;
  color: var(--color-zinc-400);
  line-height: 1.6;
  margin-bottom: 0.75rem;
}

.ip-hub-card-link {
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  color: rgba(129,140,248,0.8);
  transition: color 0.3s ease;
}

.ip-hub-card:hover .ip-hub-card-link {
  color: rgba(129,140,248,1);
}

/* ============================================
   20. AI Hub Page
   ============================================ */

/* --- Gateway View --- */
.aihub-gateway {
  position: relative;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow: hidden;
  background: #050505;
}
@media (min-width: 768px) {
  .aihub-gateway {
    flex-direction: row;
  }
}

.aihub-gateway-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  opacity: 0.4;
  pointer-events: none;
}
.aihub-glow {
  position: absolute;
  width: 40%;
  height: 40%;
  border-radius: 50%;
  filter: blur(120px);
}
.aihub-glow--left {
  top: -10%;
  left: -10%;
  background: rgba(37, 99, 235, 0.2);
  animation: aihub-pulse 4s ease-in-out infinite;
}
.aihub-glow--right {
  bottom: -10%;
  right: -10%;
  background: rgba(113, 113, 122, 0.2);
}
@keyframes aihub-pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.5; }
}

/* Gate Panels */
.aihub-gate {
  position: relative;
  flex: 1;
  cursor: pointer;
  overflow: hidden;
  min-height: 50vh;
}
@media (min-width: 768px) {
  .aihub-gate {
    min-height: 100vh;
  }
  #gate-training {
    border-right: 1px solid rgba(255,255,255,0.05);
  }
}

.aihub-gate-overlay {
  position: absolute;
  inset: 0;
  z-index: 10;
  background: rgba(0,0,0,0.4);
  transition: background 0.7s ease;
}
.aihub-gate:hover .aihub-gate-overlay {
  background: rgba(0,0,0,0.2);
}

.aihub-gate-img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transform: scale(1);
  transition: filter 2s ease-out, transform 2s ease-out;
}
.aihub-gate:hover .aihub-gate-img {
  filter: grayscale(0%);
  transform: scale(1.1);
}

/* Scanning Line Effect */
.aihub-scan-line {
  position: absolute;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  overflow: hidden;
  opacity: 0;
  transition: opacity 0.5s;
}
.aihub-gate:hover .aihub-scan-line {
  opacity: 1;
}
.aihub-scan-line::before {
  content: '';
  display: block;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
  box-shadow: 0 0 15px rgba(255,255,255,0.5);
  animation: aihub-scan 3s linear infinite;
}
@keyframes aihub-scan {
  0% { transform: translateY(-100vh); }
  100% { transform: translateY(200vh); }
}

/* Data Stream Lines */
.aihub-data-streams {
  position: absolute;
  inset: 0;
  z-index: 20;
  pointer-events: none;
  display: flex;
  justify-content: space-around;
  opacity: 0;
  transition: opacity 0.5s;
}
.aihub-gate:hover .aihub-data-streams {
  opacity: 0.2;
}
.aihub-data-streams span {
  display: block;
  width: 1px;
  height: 8rem;
  background: linear-gradient(to bottom, transparent, white, transparent);
  animation: aihub-stream 2s linear infinite;
}
.aihub-data-streams span:nth-child(2) { animation-delay: 0.4s; animation-duration: 2.5s; }
.aihub-data-streams span:nth-child(3) { animation-delay: 0.8s; animation-duration: 3s; }
.aihub-data-streams span:nth-child(4) { animation-delay: 1.2s; animation-duration: 2.2s; }
.aihub-data-streams span:nth-child(5) { animation-delay: 1.6s; animation-duration: 3.5s; }
@keyframes aihub-stream {
  0% { transform: translateY(-100vh); }
  100% { transform: translateY(100vh); }
}

/* Gate Content */
.aihub-gate-content {
  position: relative;
  z-index: 30;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 3rem;
}
@media (min-width: 768px) {
  .aihub-gate-content {
    padding: 5rem;
  }
}

.aihub-module-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.5em;
  color: var(--color-zinc-500);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  display: block;
}

.aihub-gate-title {
  font-size: 3.5rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  line-height: 0.9;
  color: white;
  margin-bottom: 1rem;
}
@media (min-width: 768px) {
  .aihub-gate-title {
    font-size: 5rem;
  }
}
@media (min-width: 1024px) {
  .aihub-gate-title {
    font-size: 6rem;
  }
}

.aihub-gate-title-sub {
  font-style: italic;
  font-weight: 400;
  color: var(--color-zinc-500);
  text-transform: lowercase;
  font-size: 0.55em;
  font-family: Georgia, 'Times New Roman', serif;
}

.aihub-gate-line {
  width: 3rem;
  height: 1px;
  background: rgba(255,255,255,0.3);
  margin-bottom: 2rem;
  transition: width 0.7s ease;
}
.aihub-gate:hover .aihub-gate-line {
  width: 6rem;
}

.aihub-gate-desc {
  color: var(--color-zinc-400);
  font-weight: 300;
  max-width: 20rem;
  line-height: 1.6;
  font-size: 0.875rem;
  opacity: 0;
  transform: translateY(1rem);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.aihub-gate:hover .aihub-gate-desc {
  opacity: 1;
  transform: translateY(0);
}

/* Center Badge */
.aihub-center-badge {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 40;
  pointer-events: none;
  display: none;
  flex-direction: column;
  align-items: center;
}
@media (min-width: 1024px) {
  .aihub-center-badge {
    display: flex;
  }
}
.aihub-center-line {
  width: 1px;
  height: 6rem;
  background: linear-gradient(to bottom, transparent, rgba(255,255,255,0.5));
  margin-bottom: 2rem;
}
.aihub-center-mono {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 1em;
  color: rgba(255,255,255,0.5);
  text-transform: uppercase;
  white-space: nowrap;
}
.aihub-center-brand {
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: 0.5em;
  color: rgba(255,255,255,0.2);
  text-transform: uppercase;
  margin-top: 1rem;
}

/* Bottom Hint */
.aihub-hint {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 40;
  pointer-events: none;
  animation: aihub-bounce 2s ease-in-out infinite;
}
.aihub-hint span {
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.3em;
  color: var(--color-zinc-500);
  text-transform: uppercase;
}
@keyframes aihub-bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(10px); }
}

/* --- Detail View --- */
.aihub-detail {
  padding: 8rem 0 6rem;
  background: #000;
  color: white;
  min-height: 100vh;
}

.aihub-back {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--color-zinc-500);
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  background: none;
  border: none;
  cursor: pointer;
  margin-bottom: 3rem;
  transition: color 0.3s;
  padding: 0;
}
.aihub-back:hover {
  color: white;
}

/* Detail Hero */
.aihub-hero {
  margin-bottom: 6rem;
}
.aihub-hero-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.3em;
  color: var(--color-zinc-500);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  display: block;
}
.aihub-hero-title {
  font-size: 3.5rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  line-height: 0.9;
  margin-bottom: 2rem;
}
@media (min-width: 768px) {
  .aihub-hero-title {
    font-size: 5rem;
  }
}
@media (min-width: 1024px) {
  .aihub-hero-title {
    font-size: 6rem;
  }
}
.aihub-hero-italic {
  font-family: Georgia, 'Times New Roman', serif;
  font-style: italic;
  color: var(--color-zinc-500);
}
.aihub-hero-desc {
  max-width: 42rem;
  font-size: 1.25rem;
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.6;
}

/* Detail Tabs */
.aihub-tabs {
  display: flex;
  gap: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  margin-bottom: 4rem;
}
.aihub-tab {
  padding-bottom: 1.5rem;
  font-size: 0.875rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  font-weight: 500;
  color: var(--color-zinc-500);
  background: none;
  border: none;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: color 0.3s, border-color 0.3s;
  position: relative;
}
.aihub-tab:hover {
  color: var(--color-zinc-300);
}
.aihub-tab.is-active {
  color: white;
  border-bottom-color: white;
}

/* Panels */
.aihub-panel {
  display: none;
}
.aihub-panel.is-active {
  display: block;
}

/* Feature Grid */
.aihub-feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 6rem;
}
@media (min-width: 768px) {
  .aihub-feature-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.aihub-feature-card {
  background: #000;
  padding: 2.5rem;
  transition: background 0.7s ease;
  cursor: default;
}
@media (min-width: 768px) {
  .aihub-feature-card {
    padding: 3.5rem;
  }
}
.aihub-feature-card:hover {
  background: rgba(39, 39, 42, 0.5);
}

.aihub-feature-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 2.5rem;
}
.aihub-feature-code {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-zinc-500);
  letter-spacing: 0.3em;
  text-transform: uppercase;
}

.aihub-feature-status {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.aihub-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  display: inline-block;
}
.aihub-dot.dot-green {
  background: #22c55e;
}
.aihub-dot.dot-blue {
  background: #3b82f6;
  animation: aihub-pulse 2s ease-in-out infinite;
}
.aihub-dot.pulse {
  animation: aihub-pulse 2s ease-in-out infinite;
}

.aihub-feature-status-text {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-zinc-400);
  text-transform: uppercase;
  letter-spacing: 0.3em;
}

.aihub-feature-title {
  font-size: 1.75rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
  transition: transform 0.7s ease;
  color: white;
}
.aihub-feature-card:hover .aihub-feature-title {
  transform: translateX(0.5rem);
}

.aihub-feature-desc {
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.6;
  max-width: 28rem;
  font-size: 0.875rem;
  margin-bottom: 1.5rem;
}

.aihub-feature-link {
  display: inline-block;
  font-size: 0.75rem;
  color: rgba(129,140,248,0.7);
  letter-spacing: 0.05em;
  margin-bottom: 2.5rem;
  transition: color 0.3s;
}
.aihub-feature-link:hover {
  color: rgba(129,140,248,1);
}

.aihub-feature-metric {
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.05);
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.aihub-feature-metric-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-zinc-500);
  text-transform: uppercase;
  letter-spacing: 0.3em;
}
.aihub-feature-metric-value {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: white;
  font-weight: 500;
}

/* Bottom Grid: Viz + Health */
.aihub-bottom-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  margin-bottom: 6rem;
}
@media (min-width: 1024px) {
  .aihub-bottom-grid {
    grid-template-columns: 2fr 1fr;
  }
}

/* Visualization Panel */
.aihub-viz {
  background: rgba(39,39,42,0.3);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 1.5rem;
  padding: 2.5rem;
  position: relative;
  overflow: hidden;
  aspect-ratio: 16/9;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.aihub-viz-dots {
  position: absolute;
  inset: 0;
  opacity: 0.1;
  background-image: radial-gradient(#fff 1px, transparent 1px);
  background-size: 32px 32px;
  pointer-events: none;
}
.aihub-viz-header {
  position: relative;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
}
.aihub-viz-label {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-zinc-500);
  text-transform: uppercase;
  letter-spacing: 0.3em;
  margin-bottom: 0.75rem;
}
.aihub-viz-title {
  font-size: 1.5rem;
  font-weight: 300;
  letter-spacing: -0.02em;
  color: white;
}
.aihub-viz-icon {
  padding: 0.75rem;
  background: rgba(255,255,255,0.05);
  border-radius: 1rem;
  backdrop-filter: blur(12px);
  border: 1px solid rgba(255,255,255,0.1);
  color: var(--color-zinc-300);
}

/* Animated Bars */
.aihub-bars {
  position: relative;
  display: flex;
  gap: 3px;
  align-items: flex-end;
  height: 12rem;
  padding: 0 1rem;
}
.aihub-bar {
  flex: 1;
  border-radius: 999px 999px 0 0;
  background: linear-gradient(to top, rgba(255,255,255,0.05), rgba(255,255,255,0.2));
  animation: aihub-bar-wave 3s ease-in-out infinite;
  animation-delay: var(--delay);
}
@keyframes aihub-bar-wave {
  0%, 100% { height: 25%; }
  50% { height: 75%; }
}

/* System Health Panel */
.aihub-health {
  background: rgba(39,39,42,0.3);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 1.5rem;
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.aihub-health-stats {
  margin-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.aihub-stat-header {
  display: flex;
  justify-content: space-between;
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  margin-bottom: 0.75rem;
}
.aihub-stat-label {
  color: var(--color-zinc-500);
}
.aihub-stat-value {
  font-family: var(--font-mono);
  color: white;
}
.aihub-stat-bar {
  height: 1px;
  background: rgba(255,255,255,0.1);
  width: 100%;
  position: relative;
}
.aihub-stat-fill {
  position: absolute;
  top: 0;
  left: 0;
  height: 1px;
  background: white;
  width: 0;
  transition: width 1.5s ease 0.5s;
}
.aihub-stat-fill.is-animated {
  width: var(--target-width);
}

.aihub-health-footer {
  margin-top: 3rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.aihub-system-ok {
  padding: 1rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--color-zinc-400);
}
.aihub-console-btn {
  display: block;
  width: 100%;
  padding: 1.25rem;
  background: white;
  color: black;
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  border-radius: 1rem;
  text-align: center;
  transition: background 0.5s ease;
  box-shadow: 0 0 20px rgba(255,255,255,0.1);
}
.aihub-console-btn:hover {
  background: #e4e4e7;
  color: black;
}

/* Child Pages */
.aihub-children {
  padding-top: 4rem;
  border-top: 1px solid rgba(255,255,255,0.05);
}
.aihub-children-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 2px;
  overflow: hidden;
}
@media (min-width: 768px) {
  .aihub-children-grid {
    grid-template-columns: 1fr 1fr;
  }
}
.aihub-child-card {
  display: flex;
  flex-direction: column;
  padding: 2rem 2.5rem;
  background: #000;
  transition: background 0.5s ease;
}
.aihub-child-card:hover {
  background: rgba(39,39,42,0.5);
}
.aihub-child-title {
  font-size: 1.125rem;
  font-weight: 500;
  color: white;
  margin-bottom: 0.5rem;
}
.aihub-child-desc {
  font-size: 0.8125rem;
  color: var(--color-zinc-500);
  font-weight: 300;
  line-height: 1.5;
  margin-bottom: 1rem;
}
.aihub-child-arrow {
  font-size: 0.875rem;
  color: rgba(129,140,248,0.6);
  transition: color 0.3s, transform 0.3s;
  display: inline-block;
}
.aihub-child-card:hover .aihub-child-arrow {
  color: rgba(129,140,248,1);
  transform: translateX(4px);
}

/* --- AI Hub Animations on Load --- */
.aihub-gateway {
  animation: aihub-fadeIn 1.2s ease;
}
.aihub-detail {
  animation: aihub-fadeIn 0.8s ease;
}
@keyframes aihub-fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* ============================================
   21. APP Hub Page — Phone Mockup
   ============================================ */
.apphub-page {
  min-height: 100vh;
  background: #050505;
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 1rem 3rem;
}

.apphub-layout {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 4rem;
}
@media (min-width: 1024px) {
  .apphub-layout {
    flex-direction: row;
    gap: 5rem;
  }
}

/* --- Phone Frame --- */
.apphub-phone {
  width: 100%;
  max-width: 390px;
  height: min(845px, calc(100vh - 10rem));
  background: #000;
  border-radius: 3.5rem;
  border: 10px solid #18181b;
  box-shadow: 0 0 100px rgba(0,0,0,0.5);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  flex-shrink: 0;
  isolation: isolate;
}

/* Status Bar */
.apphub-statusbar {
  height: 3rem;
  padding: 0 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 11px;
  font-weight: 600;
  color: var(--color-zinc-400);
  flex-shrink: 0;
}
.apphub-statusbar-icons {
  display: flex;
  gap: 0.375rem;
  align-items: center;
}
.apphub-statusbar-circle {
  width: 1rem;
  height: 1rem;
  border-radius: 50%;
  border: 1px solid #27272a;
}
.apphub-statusbar-battery {
  width: 1.25rem;
  height: 0.625rem;
  background: #27272a;
  border-radius: 2px;
}

/* App Header */
.apphub-app-header {
  padding: 1rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(12px);
  flex-shrink: 0;
  z-index: 30;
}
.apphub-app-brand {
  display: flex;
  align-items: center;
  gap: 0.625rem;
}
.apphub-app-logo {
  width: 2.25rem;
  height: 2.25rem;
  border-radius: 0.75rem;
  background: white;
  display: flex;
  align-items: center;
  justify-content: center;
  color: black;
  box-shadow: 0 4px 12px rgba(255,255,255,0.1);
}
.apphub-app-name {
  font-weight: 700;
  letter-spacing: -0.04em;
  font-size: 1.125rem;
  display: block;
  line-height: 1;
}
.apphub-app-name-sub {
  color: var(--color-zinc-500);
  font-weight: 300;
  letter-spacing: 0.1em;
  margin-left: 0.25rem;
  font-size: 10px;
  text-transform: uppercase;
}
.apphub-app-version {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--color-zinc-600);
  text-transform: uppercase;
  letter-spacing: 0.3em;
  display: block;
}
.apphub-app-avatar {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  overflow: hidden;
  background: #18181b;
  border: 1px solid rgba(255,255,255,0.05);
  box-shadow: 0 0 0 2px rgba(255,255,255,0.05);
}
.apphub-app-avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Scrollable Content */
.apphub-scroll {
  flex: 1;
  overflow-y: auto;
  overscroll-behavior: contain;
  padding: 1rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  scrollbar-width: none;
}
.apphub-scroll::-webkit-scrollbar {
  display: none;
}

/* Search */
.apphub-search {
  position: relative;
  flex-shrink: 0;
}
.apphub-search-icon {
  position: absolute;
  top: 50%;
  left: 1rem;
  transform: translateY(-50%);
  color: var(--color-zinc-700);
  pointer-events: none;
}
.apphub-search input {
  width: 100%;
  background: rgba(39,39,42,0.4);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 1rem;
  padding: 1rem 1rem 1rem 3rem;
  font-size: 0.875rem;
  font-weight: 300;
  color: white;
  outline: none;
  transition: background 0.3s, border-color 0.3s;
}
.apphub-search input::placeholder {
  color: var(--color-zinc-600);
}
.apphub-search input:focus {
  background: rgba(39,39,42,0.6);
  border-color: rgba(255,255,255,0.2);
}

/* Quick Actions */
.apphub-quick-actions {
  display: flex;
  gap: 0.75rem;
  overflow-x: auto;
  padding-bottom: 0.5rem;
  scrollbar-width: none;
  flex-shrink: 0;
}
.apphub-quick-actions::-webkit-scrollbar {
  display: none;
}
.apphub-quick-btn {
  flex-shrink: 0;
  padding: 0.625rem 1rem;
  background: rgba(39,39,42,0.7);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 999px;
  font-size: 11px;
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  cursor: pointer;
  transition: background 0.3s, color 0.3s;
}
.apphub-quick-btn:hover {
  background: white;
  color: black;
}

/* Hero Banner */
.apphub-banner {
  background: linear-gradient(135deg, #27272a, #18181b, #000);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 1.5rem;
  padding: 1.25rem;
  position: relative;
  overflow: hidden;
  flex-shrink: 0;
}
.apphub-banner-glow {
  position: absolute;
  top: -5rem;
  right: -5rem;
  width: 10rem;
  height: 10rem;
  background: rgba(59,130,246,0.1);
  border-radius: 50%;
  filter: blur(60px);
  transition: background 0.3s;
}
.apphub-banner:hover .apphub-banner-glow {
  background: rgba(59,130,246,0.2);
}
.apphub-banner-inner {
  position: relative;
  z-index: 10;
}
.apphub-banner-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  margin-bottom: 1rem;
  font-family: var(--font-mono);
  font-size: 10px;
  text-transform: uppercase;
  letter-spacing: 0.3em;
  color: var(--color-zinc-400);
}
.apphub-dot-green {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #22c55e;
}
.apphub-dot-green.pulse {
  animation: aihub-pulse 2s ease-in-out infinite;
}
.apphub-dot-amber {
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #f59e0b;
}
.apphub-banner-title {
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 1rem;
  line-height: 1.2;
}
.apphub-banner-bottom {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
}
.apphub-banner-metric {
  font-family: var(--font-mono);
  font-size: 1.75rem;
  font-weight: 700;
  letter-spacing: -0.04em;
}
.apphub-banner-unit {
  font-size: 0.75rem;
  font-weight: 300;
  color: var(--color-zinc-500);
  letter-spacing: 0;
}
.apphub-banner-trend {
  font-size: 10px;
  color: var(--color-zinc-500);
  margin-top: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.375rem;
}
.apphub-trend-up {
  color: #22c55e;
}
.apphub-banner-trend svg {
  color: #22c55e;
}
.apphub-banner-arrow {
  width: 2.5rem;
  height: 2.5rem;
  background: white;
  color: black;
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 8px 24px rgba(255,255,255,0.1);
  transition: transform 0.3s;
}
.apphub-banner-arrow:hover {
  transform: scale(1.05);
  color: black;
}

/* Sections */
.apphub-section {
  flex-shrink: 0;
}
.apphub-section-last {
  padding-bottom: 3rem;
}
.apphub-section-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
  padding: 0 0.25rem;
}
.apphub-section-header h3 {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-zinc-500);
}
.apphub-section-header span {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-zinc-600);
}
.apphub-section-title-sm {
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  color: var(--color-zinc-500);
  margin-bottom: 1.25rem;
  padding: 0 0.25rem;
}

/* Tools Grid */
.apphub-tools-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}
.apphub-tool-card {
  background: rgba(39,39,42,0.3);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 1.25rem;
  padding: 1.125rem;
  transition: background 0.3s;
  position: relative;
  overflow: hidden;
  display: block;
  color: white;
}
.apphub-tool-card:hover {
  background: rgba(39,39,42,0.5);
  color: white;
}
.apphub-tool-glow {
  position: absolute;
  top: -2rem;
  right: -2rem;
  width: 4rem;
  height: 4rem;
  background: rgba(255,255,255,0.05);
  border-radius: 50%;
  filter: blur(16px);
  opacity: 0;
  transition: opacity 0.3s;
}
.apphub-tool-card:hover .apphub-tool-glow {
  opacity: 1;
}
.apphub-tool-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.75rem;
  transition: transform 0.5s;
}
.apphub-tool-card:hover .apphub-tool-icon {
  transform: scale(1.1);
}
.apphub-tool-icon.bg-blue {
  background: rgba(59,130,246,0.2);
  color: #60a5fa;
}
.apphub-tool-icon.bg-purple {
  background: rgba(168,85,247,0.2);
  color: #c084fc;
}
.apphub-tool-icon.bg-amber {
  background: rgba(245,158,11,0.2);
  color: #fbbf24;
}
.apphub-tool-icon.bg-emerald {
  background: rgba(16,185,129,0.2);
  color: #34d399;
}
.apphub-tool-label {
  font-size: 0.875rem;
  font-weight: 500;
  display: block;
  margin-bottom: 0.25rem;
}
.apphub-tool-sub {
  font-family: var(--font-mono);
  font-size: 9px;
  color: var(--color-zinc-600);
  text-transform: uppercase;
  letter-spacing: 0.3em;
}

/* Activity List */
.apphub-activity-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.apphub-activity-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: rgba(39,39,42,0.2);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 1rem;
}
.apphub-activity-body {
  flex: 1;
  min-width: 0;
}
.apphub-activity-title {
  font-size: 0.75rem;
  font-weight: 500;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.apphub-activity-time {
  font-size: 10px;
  color: var(--color-zinc-600);
  margin-top: 0.125rem;
}

/* Sub Tools */
.apphub-subtool-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}
.apphub-subtool-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background: rgba(39,39,42,0.2);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 1rem;
  cursor: pointer;
  transition: background 0.3s;
}
.apphub-subtool-item:hover {
  background: rgba(39,39,42,0.4);
}
.apphub-subtool-icon {
  width: 2.75rem;
  height: 2.75rem;
  border-radius: 0.75rem;
  background: #18181b;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-zinc-500);
  flex-shrink: 0;
  transition: color 0.3s, background 0.3s;
}
.apphub-subtool-item:hover .apphub-subtool-icon {
  color: white;
  background: #27272a;
}
.apphub-subtool-body {
  flex: 1;
}
.apphub-subtool-label {
  font-size: 0.875rem;
  font-weight: 500;
}
.apphub-subtool-desc {
  font-size: 10px;
  color: var(--color-zinc-500);
}
.apphub-subtool-arrow {
  color: #27272a;
  transition: color 0.3s, transform 0.3s;
  flex-shrink: 0;
}
.apphub-subtool-item:hover .apphub-subtool-arrow {
  color: white;
  transform: translateX(4px);
}

/* Tab Bar */
.apphub-tabbar {
  height: 4.5rem;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(24px);
  border-top: 1px solid rgba(255,255,255,0.05);
  padding: 0 2.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-shrink: 0;
  z-index: 40;
}
.apphub-tabbar-btn {
  padding: 0.5rem;
  background: none;
  border: none;
  color: var(--color-zinc-600);
  cursor: pointer;
  transition: color 0.3s, transform 0.3s;
  position: relative;
}
.apphub-tabbar-btn:hover {
  color: var(--color-zinc-400);
}
.apphub-tabbar-btn.is-active {
  color: white;
  transform: scale(1.1);
}
.apphub-tabbar-btn.is-active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: white;
}

/* Home Indicator */
.apphub-home-indicator {
  height: 1.25rem;
  display: flex;
  justify-content: center;
  align-items: flex-start;
  background: rgba(0,0,0,0.8);
  backdrop-filter: blur(24px);
  flex-shrink: 0;
}
.apphub-home-bar {
  width: 8rem;
  height: 0.375rem;
  background: #27272a;
  border-radius: 999px;
}

/* --- Side Info (Desktop) --- */
.apphub-side-info {
  display: none;
  flex-direction: column;
  max-width: 22rem;
}
@media (min-width: 1024px) {
  .apphub-side-info {
    display: flex;
  }
}
.apphub-side-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.4em;
  color: var(--color-zinc-500);
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  display: block;
}
.apphub-side-title {
  font-size: 3.5rem;
  font-weight: 700;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  line-height: 0.9;
  margin-bottom: 2rem;
}
.apphub-side-title-sub {
  font-family: Georgia, 'Times New Roman', serif;
  font-style: italic;
  color: var(--color-zinc-500);
  font-size: 0.75em;
}
.apphub-side-desc {
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.6;
  margin-bottom: 2.5rem;
  font-size: 1.125rem;
}
.apphub-side-features {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-bottom: 3rem;
}
.apphub-side-feat {
  display: flex;
  align-items: center;
  gap: 1rem;
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-zinc-500);
  text-transform: uppercase;
  letter-spacing: 0.2em;
}
.apphub-side-feat-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  flex-shrink: 0;
}
.apphub-side-feat-label {
  flex: 1;
}
.apphub-side-feat-status {
  color: rgba(255,255,255,0.4);
}
.apphub-side-cta {
  display: inline-block;
  padding: 1rem 2rem;
  background: white;
  color: black;
  font-weight: 600;
  font-size: 0.875rem;
  border-radius: 0.75rem;
  transition: background 0.3s;
  text-align: center;
}
.apphub-side-cta:hover {
  background: #e4e4e7;
  color: black;
}

/* ============================================
   Services Hub (svhub-*)
   ============================================ */
.svhub {
  padding: 10rem 0 6rem;
}

/* Header */
.svhub-header {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-bottom: 6rem;
}
@media (min-width: 768px) {
  .svhub-header {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }
}
.svhub-header-left {
  max-width: 42rem;
}
.svhub-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
  display: block;
  margin-bottom: 1.5rem;
}
.svhub-title {
  font-size: clamp(3.5rem, 8vw, 7rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  line-height: 0.85;
  margin-bottom: 2rem;
}
.svhub-title-italic {
  font-family: var(--font-serif, Georgia, 'Times New Roman', serif);
  font-style: italic;
  color: var(--color-zinc-500);
  font-weight: 400;
}
.svhub-desc {
  color: var(--color-zinc-400);
  font-weight: 300;
  font-size: 1.125rem;
  line-height: 1.75;
}
.svhub-header-right {
  display: none;
}
@media (min-width: 768px) {
  .svhub-header-right {
    display: block;
    text-align: right;
  }
}
.svhub-protocol {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--color-zinc-600);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 0.5rem;
}
.svhub-protocol-line {
  width: 8rem;
  height: 1px;
  background: var(--color-zinc-800);
  margin-left: auto;
}

/* Services List */
.svhub-list {
  display: flex;
  flex-direction: column;
  gap: 3rem;
}

/* Service Item */
.svhub-item {
  display: block;
  text-decoration: none;
  color: inherit;
}
.svhub-item-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  align-items: center;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255,255,255,0.1);
  transition: border-color 0.4s ease;
}
@media (min-width: 1024px) {
  .svhub-item-inner {
    grid-template-columns: 5fr 7fr;
    gap: 3rem;
  }
}
.svhub-item:hover .svhub-item-inner {
  border-color: rgba(255,255,255,0.3);
}

/* Item Text */
.svhub-item-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.svhub-item-num {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-zinc-600);
}
.svhub-item-line {
  width: 2rem;
  height: 1px;
  background: var(--color-zinc-800);
}
.svhub-item-en {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
}
.svhub-item-title {
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
  transition: transform 0.5s ease;
}
.svhub-item:hover .svhub-item-title {
  transform: translateX(0.5rem);
}
.svhub-item-desc {
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.75;
  margin-bottom: 1.5rem;
}
.svhub-item-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.svhub-tag {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  padding: 0.375rem 0.875rem;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 999px;
  color: var(--color-zinc-500);
}

/* Item Image */
.svhub-item-img-wrap {
  position: relative;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  border-radius: 1rem;
}
.svhub-item-img-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.2);
  z-index: 1;
  transition: background 0.7s ease;
}
.svhub-item:hover .svhub-item-img-overlay {
  background: transparent;
}
.svhub-item-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: filter 1s ease, transform 1s ease;
}
.svhub-item:hover .svhub-item-img-wrap img {
  filter: grayscale(0);
  transform: scale(1.05);
}
.svhub-item-arrow {
  position: absolute;
  bottom: 2rem;
  right: 2rem;
  z-index: 2;
  width: 3rem;
  height: 3rem;
  background: white;
  color: black;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: translateY(0.5rem);
  transition: opacity 0.5s ease, transform 0.5s ease;
  box-shadow: 0 8px 32px rgba(0,0,0,0.3);
}
.svhub-item:hover .svhub-item-arrow {
  opacity: 1;
  transform: translateY(0);
}

/* CTA */
.svhub-cta {
  margin-top: 8rem;
  padding: 3rem;
  background: rgba(39,39,42,0.3);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 3rem;
  text-align: center;
}
@media (min-width: 768px) {
  .svhub-cta {
    padding: 4rem;
  }
}
.svhub-cta-icon {
  margin: 0 auto 2rem;
  color: var(--color-zinc-500);
}
.svhub-cta-title {
  font-size: 1.875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}
.svhub-cta-desc {
  color: var(--color-zinc-500);
  font-weight: 300;
  max-width: 32rem;
  margin: 0 auto 2.5rem;
}
.svhub-cta-btn {
  display: inline-block;
  padding: 1rem 3rem;
  background: white;
  color: black;
  font-weight: 700;
  border-radius: 999px;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.875rem;
  transition: transform 0.3s ease;
}
.svhub-cta-btn:hover {
  transform: scale(1.05);
  color: black;
}

/* ============================================
   Cases / Works Hub (wkhub-*)
   ============================================ */
.wkhub {
  padding: 10rem 0 6rem;
}

/* Header — reuses svhub pattern */
.wkhub-header {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-bottom: 6rem;
}
@media (min-width: 768px) {
  .wkhub-header {
    flex-direction: row;
    align-items: flex-end;
    justify-content: space-between;
  }
}
.wkhub-header-left { max-width: 42rem; }
.wkhub-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
  display: block;
  margin-bottom: 1.5rem;
}
.wkhub-title {
  font-size: clamp(3.5rem, 8vw, 7rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  line-height: 0.85;
  margin-bottom: 2rem;
}
.wkhub-title-italic {
  font-family: var(--font-serif, Georgia, 'Times New Roman', serif);
  font-style: italic;
  color: var(--color-zinc-500);
  font-weight: 400;
}
.wkhub-desc {
  color: var(--color-zinc-400);
  font-weight: 300;
  font-size: 1.125rem;
  line-height: 1.75;
}
.wkhub-header-right { display: none; }
@media (min-width: 768px) {
  .wkhub-header-right { display: block; text-align: right; }
}
.wkhub-protocol {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--color-zinc-600);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 0.5rem;
}
.wkhub-protocol-line {
  width: 8rem;
  height: 1px;
  background: var(--color-zinc-800);
  margin-left: auto;
}

/* Categories Grid */
.wkhub-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
}
@media (min-width: 768px) {
  .wkhub-grid {
    grid-template-columns: 1fr 1fr;
  }
}

/* Card */
.wkhub-card {
  display: flex;
  flex-direction: column;
  background: rgba(39,39,42,0.3);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 2.5rem;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  transition: border-color 0.7s ease;
}
.wkhub-card:hover {
  border-color: rgba(255,255,255,0.2);
  color: inherit;
}

/* Card Image */
.wkhub-card-img {
  position: relative;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}
.wkhub-card-img-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 1;
  transition: background 0.7s ease;
}
.wkhub-card:hover .wkhub-card-img-overlay {
  background: rgba(0,0,0,0.1);
}
.wkhub-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: filter 2s ease-out, transform 2s ease-out;
}
.wkhub-card:hover .wkhub-card-img img {
  filter: grayscale(0);
  transform: scale(1.1);
}
.wkhub-card-icon-badge {
  position: absolute;
  top: 2rem;
  left: 2rem;
  z-index: 2;
  width: 3.5rem;
  height: 3.5rem;
  background: rgba(255,255,255,0.1);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(255,255,255,0.1);
  color: white;
}

/* Card Body */
.wkhub-card-body {
  padding: 2.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.wkhub-card-top {
  margin-bottom: 1.5rem;
}
.wkhub-card-en {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
  display: block;
  margin-bottom: 0.5rem;
}
.wkhub-card-title {
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
  transition: transform 0.5s ease;
}
.wkhub-card:hover .wkhub-card-title {
  transform: translateX(0.5rem);
}
.wkhub-card-desc {
  color: var(--color-zinc-400);
  font-weight: 300;
  font-size: 0.875rem;
  line-height: 1.75;
}

/* Card Bottom */
.wkhub-card-bottom {
  margin-top: auto;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.05);
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.wkhub-card-stats {
  display: flex;
  gap: 2rem;
}
.wkhub-stat-value {
  font-size: 1.25rem;
  font-weight: 700;
}
.wkhub-stat-label {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--color-zinc-600);
  text-transform: uppercase;
  letter-spacing: 0.1em;
}
.wkhub-card-arrow {
  width: 2.5rem;
  height: 2.5rem;
  background: white;
  color: black;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.3s ease;
}
.wkhub-card:hover .wkhub-card-arrow {
  transform: scale(1.1);
}

/* Architecture Section */
.wkhub-arch {
  margin-top: 6rem;
  padding: 3rem;
  background: linear-gradient(135deg, rgba(39,39,42,0.5), transparent);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 3rem;
}
@media (min-width: 768px) {
  .wkhub-arch { padding: 4rem; }
}
.wkhub-arch-inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
}
@media (min-width: 1024px) {
  .wkhub-arch-inner {
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
  }
}

/* Arch Badge */
.wkhub-arch-badge {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}
.wkhub-arch-badge-icon {
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 0.75rem;
  background: rgba(59,130,246,0.2);
  color: #60a5fa;
  display: flex;
  align-items: center;
  justify-content: center;
}
.wkhub-arch-badge span {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #60a5fa;
}
.wkhub-arch-title {
  font-size: 2.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 1.5rem;
}
.wkhub-arch-desc {
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.75;
  margin-bottom: 2rem;
}
.wkhub-arch-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}
.wkhub-arch-list li {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-size: 0.875rem;
  color: var(--color-zinc-300);
}
.wkhub-arch-list li svg {
  flex-shrink: 0;
  color: var(--color-zinc-500);
}

/* Code Block */
.wkhub-arch-code-wrap {
  position: relative;
}
.wkhub-arch-code {
  position: relative;
  aspect-ratio: 1;
  background: rgba(39,39,42,0.2);
  border-radius: 1rem;
  border: 1px solid rgba(255,255,255,0.05);
  padding: 2rem;
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--color-zinc-500);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 0.375rem;
}
.wkhub-code-line {
  white-space: nowrap;
}
.wkhub-code-indent1 { padding-left: 1rem; }
.wkhub-code-indent2 { padding-left: 2rem; }
.wkhub-code-indent3 { padding-left: 3rem; }
.wkhub-code-blue { color: #60a5fa; }
.wkhub-code-green { color: #34d399; }
.wkhub-code-str { color: #fbbf24; }
.wkhub-code-comment { color: var(--color-zinc-700); }
.wkhub-code-muted { color: var(--color-zinc-400); }
.wkhub-arch-code-glow {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 8rem;
  height: 8rem;
  background: rgba(59,130,246,0.1);
  filter: blur(48px);
  border-radius: 50%;
  pointer-events: none;
  transition: transform 1s ease;
}
.wkhub-arch-code:hover .wkhub-arch-code-glow {
  transform: translate(-50%, -50%) scale(1.5);
}

/* ============================================
   About Hub (abhub-*)
   ============================================ */
.abhub {
  padding: 10rem 0 6rem;
  position: relative;
  overflow: hidden;
}
.abhub-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}
.abhub-glow {
  position: absolute;
  width: 40%;
  height: 40%;
  border-radius: 50%;
  filter: blur(120px);
}
.abhub-glow-blue  { top: -10%; left: -10%; background: rgba(59,130,246,0.05); }
.abhub-glow-green { bottom: -10%; right: -10%; background: rgba(16,185,129,0.05); }
.abhub-wrap { position: relative; z-index: 1; }

/* Hero (centered) */
.abhub-hero {
  text-align: center;
  max-width: 56rem;
  margin: 0 auto 8rem;
}
.abhub-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
  display: block;
  margin-bottom: 2rem;
}
.abhub-title {
  font-size: clamp(3.5rem, 8vw, 7rem);
  font-weight: 700;
  letter-spacing: -0.04em;
  text-transform: uppercase;
  line-height: 0.85;
  margin-bottom: 3rem;
}
.abhub-title-italic {
  font-family: var(--font-serif, Georgia, 'Times New Roman', serif);
  font-style: italic;
  color: var(--color-zinc-500);
  font-weight: 400;
}
.abhub-subtitle {
  font-size: 1.25rem;
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.75;
}

/* Value Cards */
.abhub-values {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2rem;
  margin-bottom: 8rem;
}
@media (min-width: 768px) {
  .abhub-values { grid-template-columns: repeat(3, 1fr); }
}
.abhub-value-card {
  padding: 2.5rem;
  background: rgba(39,39,42,0.3);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 2.5rem;
  transition: border-color 0.5s ease;
}
.abhub-value-card:hover {
  border-color: rgba(255,255,255,0.2);
}
.abhub-value-en {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  color: var(--color-zinc-600);
  text-transform: uppercase;
  letter-spacing: 0.2em;
  margin-bottom: 1rem;
}
.abhub-value-label {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
}
.abhub-value-desc {
  color: var(--color-zinc-500);
  font-weight: 300;
  font-size: 0.875rem;
  line-height: 1.75;
}

/* Sections (alternating image / text) */
.abhub-sections {
  display: flex;
  flex-direction: column;
  gap: 8rem;
}
.abhub-section {
  display: flex;
  flex-direction: column;
  gap: 4rem;
  align-items: center;
}
@media (min-width: 768px) {
  .abhub-section { flex-direction: row; }
  .abhub-section-reverse { flex-direction: row-reverse; }
}
.abhub-section-text {
  flex: 1;
}
.abhub-section-badge {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}
.abhub-section-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 1rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
}
.abhub-section-badge span {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
}
.abhub-section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 2rem;
}
.abhub-section-desc {
  color: var(--color-zinc-400);
  font-weight: 300;
  font-size: 1.125rem;
  line-height: 1.75;
  margin-bottom: 2.5rem;
}
.abhub-section-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 2rem;
  background: white;
  color: black;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  transition: background 0.3s ease;
  text-decoration: none;
}
.abhub-section-btn:hover {
  background: var(--color-zinc-200);
  color: black;
}
.abhub-section-line {
  width: 6rem;
  height: 1px;
  background: var(--color-zinc-800);
}

/* Section Image */
.abhub-section-img-wrap {
  flex: 1;
  width: 100%;
}
.abhub-section-img {
  position: relative;
  aspect-ratio: 4 / 3;
  border-radius: 3rem;
  overflow: hidden;
}
.abhub-section-img-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.2);
  z-index: 1;
  transition: background 0.7s ease;
}
.abhub-section-img:hover .abhub-section-img-overlay {
  background: transparent;
}
.abhub-section-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: grayscale(100%);
  transition: filter 2s ease-out, transform 2s ease-out;
}
.abhub-section-img:hover img {
  filter: grayscale(0);
  transform: scale(1.05);
}

/* CTA */
.abhub-cta {
  margin-top: 12rem;
  padding: 4rem;
  background: linear-gradient(135deg, rgba(39,39,42,0.5), transparent);
  border: 1px solid rgba(255,255,255,0.05);
  border-radius: 4rem;
  text-align: center;
}
.abhub-cta-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.4em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
  display: block;
  margin-bottom: 2rem;
}
.abhub-cta-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 3rem;
}
.abhub-cta-italic {
  font-family: var(--font-serif, Georgia, 'Times New Roman', serif);
  font-style: italic;
  color: var(--color-zinc-500);
  font-weight: 400;
}
.abhub-cta-btns {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1.5rem;
}
.abhub-cta-primary {
  padding: 1.25rem 2.5rem;
  background: white;
  color: black;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  text-decoration: none;
  transition: background 0.3s ease;
}
.abhub-cta-primary:hover { background: var(--color-zinc-200); color: black; }
.abhub-cta-secondary {
  padding: 1.25rem 2.5rem;
  background: transparent;
  border: 1px solid rgba(255,255,255,0.2);
  color: white;
  border-radius: 999px;
  font-weight: 500;
  font-size: 0.875rem;
  letter-spacing: 0.1em;
  text-decoration: none;
  transition: background 0.3s ease;
}
.abhub-cta-secondary:hover { background: rgba(255,255,255,0.1); color: white; }

/* ============================================
   Insights Hub (inshub-*)
   ============================================ */
.inshub {
  padding: 10rem 0 6rem;
}
.inshub-wrap { position: relative; }

/* Header */
.inshub-header {
  margin-bottom: 5rem;
}
.inshub-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-zinc-500);
  display: block;
  margin-bottom: 1rem;
}
.inshub-title {
  font-size: clamp(3rem, 6vw, 4.5rem);
  font-weight: 300;
  letter-spacing: 0.04em;
  margin-bottom: 2rem;
}
.inshub-subtitle {
  font-size: 1.25rem;
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.75;
  max-width: 42rem;
}

/* Posts Grid */
.inshub-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
}
@media (min-width: 768px) {
  .inshub-grid { grid-template-columns: 1fr 1fr; }
}

/* Card */
.inshub-card {
  display: block;
  text-decoration: none;
  color: inherit;
}
.inshub-card:hover { color: inherit; }

.inshub-card-img {
  position: relative;
  aspect-ratio: 16 / 10;
  border-radius: 1rem;
  overflow: hidden;
  margin-bottom: 2rem;
  background: var(--color-zinc-900);
}
.inshub-card-img-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.2);
  z-index: 1;
  transition: background 0.7s ease;
}
.inshub-card:hover .inshub-card-img-overlay {
  background: transparent;
}
.inshub-card-img img,
.inshub-card-img .wp-post-image {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 1s cubic-bezier(0.22,1,0.36,1);
}
.inshub-card:hover .inshub-card-img img,
.inshub-card:hover .inshub-card-img .wp-post-image {
  transform: scale(1.05);
}
.inshub-card-img-placeholder {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, var(--color-zinc-800), var(--color-zinc-900));
}

/* Category Badge */
.inshub-card-cat {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  z-index: 2;
  padding: 0.5rem 1rem;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: white;
  border: 1px solid rgba(255,255,255,0.1);
}

/* Card Body */
.inshub-card-body {}
.inshub-card-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}
.inshub-card-date {
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-zinc-500);
}
.inshub-card-title {
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: 1rem;
  transition: color 0.3s ease;
}
.inshub-card:hover .inshub-card-title {
  color: var(--color-zinc-300);
}
.inshub-card-excerpt {
  color: var(--color-zinc-400);
  font-weight: 300;
  line-height: 1.75;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.inshub-empty {
  grid-column: 1 / -1;
  text-align: center;
  padding: 4rem;
  color: var(--color-zinc-500);
}

/* Pagination */
.inshub-pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-top: 5rem;
}
.inshub-page-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.1);
  color: white;
  text-decoration: none;
  transition: background 0.3s ease;
}
.inshub-page-btn:hover { background: rgba(255,255,255,0.05); color: white; }
.inshub-page-btn.is-disabled {
  opacity: 0.5;
  cursor: not-allowed;
  pointer-events: none;
}
.inshub-page-nums {
  display: flex;
  gap: 0.5rem;
}
.inshub-page-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.1);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  color: var(--color-zinc-400);
  text-decoration: none;
  transition: background 0.3s ease, color 0.3s ease;
}
.inshub-page-num:hover { background: rgba(255,255,255,0.05); color: white; }
.inshub-page-num.is-active {
  background: white;
  color: black;
  border-color: white;
}

/* ============================================
   Contact Form (scf-*)
   ============================================ */
.starter-contact-form {
  max-width: 48rem;
  margin: 0 auto;
}
.scf-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}
@media (min-width: 640px) {
  .scf-row { grid-template-columns: 1fr 1fr; }
}
.scf-field {
  margin-bottom: 1.5rem;
}
.scf-field label {
  display: block;
  font-size: 0.8125rem;
  font-weight: 500;
  color: var(--color-zinc-400);
  margin-bottom: 0.5rem;
}
.scf-required {
  color: #ef4444;
}
.scf-field input,
.scf-field textarea {
  width: 100%;
  padding: 0.875rem 1.25rem;
  background: rgba(39,39,42,0.3);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 0.75rem;
  color: white;
  font-size: 0.9375rem;
  font-family: inherit;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
  outline: none;
}
.scf-field input:focus,
.scf-field textarea:focus {
  border-color: rgba(59,130,246,0.5);
  box-shadow: 0 0 0 3px rgba(59,130,246,0.1);
}
.scf-field input::placeholder,
.scf-field textarea::placeholder {
  color: var(--color-zinc-600);
}
.scf-field textarea {
  resize: vertical;
  min-height: 8rem;
}
.scf-submit {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2.5rem;
  background: white;
  color: black;
  font-weight: 600;
  font-size: 0.9375rem;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  transition: background 0.3s ease, transform 0.2s ease;
}
.scf-submit:hover {
  background: var(--color-zinc-200);
  transform: translateY(-1px);
}
.scf-submit:disabled {
  opacity: 0.6;
  cursor: wait;
}
.scf-status {
  margin-top: 1.5rem;
  padding: 1rem 1.25rem;
  border-radius: 0.75rem;
  font-size: 0.875rem;
}
.scf-success {
  background: rgba(34,197,94,0.1);
  border: 1px solid rgba(34,197,94,0.3);
  color: #4ade80;
}
.scf-error {
  background: rgba(239,68,68,0.1);
  border: 1px solid rgba(239,68,68,0.3);
  color: #f87171;
}
.scf-disabled-notice {
  padding: 2rem;
  border: 1px solid var(--border-subtle);
  border-radius: 1rem;
  background: rgba(255,255,255,0.03);
}
.scf-disabled-notice p {
  color: var(--color-zinc-400);
  margin-bottom: 1rem;
  font-size: 0.95rem;
}
.scf-disabled-notice ul {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.scf-disabled-notice li {
  color: var(--color-zinc-300);
  font-size: 0.875rem;
}
.scf-disabled-notice a {
  color: var(--color-white);
  text-decoration: underline;
  text-underline-offset: 2px;
}
.cf-turnstile {
  margin-bottom: 0.5rem;
}

/* Contact Page Grid */
.contact-page-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
}
@media (min-width: 1024px) {
  .contact-page-grid {
    grid-template-columns: 1fr 1.5fr;
  }
}
.contact-info-col {
  display: flex;
  flex-direction: column;
  gap: 2rem;
}
.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
}
.contact-info-icon {
  width: 3rem;
  height: 3rem;
  border-radius: 1rem;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-zinc-400);
}
.contact-info-item h4 {
  font-size: 0.8125rem;
  font-weight: 600;
  margin-bottom: 0.25rem;
}
.contact-info-item a,
.contact-info-item span {
  font-size: 0.9375rem;
  color: var(--color-zinc-400);
  font-weight: 300;
}
.contact-info-item a:hover {
  color: white;
}

/* Comments */
.comments-area {
  margin-top: 3rem;
  padding-top: 3rem;
  border-top: 1px solid var(--border-subtle);
}
.comments-title {
  font-size: 1.5rem;
  font-weight: 600;
  margin-bottom: 2rem;
}
.comment-list {
  list-style: none;
  padding: 0;
}
.comment-list .comment {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border-subtle);
}
.comment-author {
  font-weight: 500;
  margin-bottom: 0.5rem;
}
.comment-content p {
  color: var(--color-zinc-400);
  font-size: 0.9375rem;
  line-height: 1.75;
}
.comment-form label {
  display: block;
  font-size: 0.8125rem;
  color: var(--color-zinc-400);
  margin-bottom: 0.375rem;
}
.comment-form input[type="text"],
.comment-form input[type="email"],
.comment-form input[type="url"],
.comment-form textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: rgba(39,39,42,0.3);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 0.5rem;
  color: white;
  font-family: inherit;
  margin-bottom: 1rem;
}
.comment-form .submit {
  padding: 0.75rem 2rem;
  background: white;
  color: black;
  border: none;
  border-radius: 999px;
  font-weight: 600;
  cursor: pointer;
}
.no-comments {
  color: var(--color-zinc-500);
  font-style: italic;
}

/* Print */
@media print {
  body { background: white !important; color: black !important; }
  .site-header, .site-footer, .scroll-top, .mobile-nav { display: none !important; }
  a { color: black !important; text-decoration: underline; }
}