/* ============================================================
   幔际科技 — Corporate Website Stylesheet
   Version: 3.0 | Light Theme (baklib-inspired)
   ============================================================ */

/* ─── CSS Variables ─── */
:root {
  /* Backgrounds — LIGHT theme */
  --bg-white:      #ffffff;
  --bg-light:      #f8f9fa;
  --bg-hero:       linear-gradient(135deg, #0a1628 0%, #0f2440 50%, #0d1f38 100%);
  --bg-footer:     #111827;

  /* Primary Palette */
  --primary:       #0d9488;
  --primary-dark:  #0b7e74;
  --primary-light: #14b8a6;
  --accent:        #f97316;
  --accent-dark:   #ea6a0e;

  /* Semantic Colors */
  --success:       #22c55e;
  --warning:       #f59e0b;
  --danger:        #ef4444;

  /* Text — dark on light */
  --text-primary:   #1a1a2e;
  --text-secondary: #4b5563;
  --text-muted:     #9ca3af;

  /* Text — light on dark (hero/footer) */
  --text-on-dark:       #ffffff;
  --text-on-dark-sub:   rgba(255,255,255,0.7);
  --text-on-dark-muted: rgba(255,255,255,0.45);

  /* Borders */
  --border:         #e5e7eb;
  --border-hover:   #0d9488;

  /* Typography */
  --font-sans: 'Plus Jakarta Sans', 'Noto Sans SC', system-ui, -apple-system, sans-serif;

  /* Radii */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Layout */
  --section-padding:  96px 0;
  --container-max:    1200px;
  --container-pad:    0 24px;
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-sans);
  background-color: var(--bg-white);
  color: var(--text-primary);
  line-height: 1.75;
  overflow-x: hidden;
  font-size: 16px;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

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

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: inherit;
}

/* ─── Layout Utilities ─── */
.container {
  max-width: var(--container-max);
  margin: 0 auto;
  padding: var(--container-pad);
}

.section {
  padding: var(--section-padding);
}

.section-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--primary);
  border: 1px solid var(--primary);
  border-radius: 4px;
  padding: 3px 10px;
  margin-bottom: 20px;
  letter-spacing: 0.04em;
}

.section-label {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--primary);
  border: 1px solid var(--primary);
  border-radius: 4px;
  padding: 3px 10px;
  margin-bottom: 20px;
}

.section-title {
  font-size: clamp(24px, 3.5vw, 40px);
  font-weight: 700;
  line-height: 1.25;
  color: var(--text-primary);
  margin-bottom: 14px;
}

.section-desc {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 560px;
  margin-bottom: 48px;
}

.text-center {
  text-align: center;
}

.text-center .section-desc {
  margin-left: auto;
  margin-right: auto;
}

/* ─── Buttons ─── */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: var(--primary);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid var(--primary);
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  box-shadow: 0 4px 12px rgba(13,148,136,0.3);
}

.btn-primary.accent {
  background: var(--accent);
  border-color: var(--accent);
}

.btn-primary.accent:hover {
  background: var(--accent-dark);
  border-color: var(--accent-dark);
  box-shadow: 0 4px 12px rgba(249,115,22,0.3);
}

.btn-outline {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 11px 28px;
  background: transparent;
  color: var(--text-primary);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid var(--border);
  cursor: pointer;
  transition: all 0.2s ease;
  white-space: nowrap;
}

.btn-outline:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* ─── Card ─── */
.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
}

/* ─── Navbar ─── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 18px 0;
  background: transparent;
  border-bottom: 1px solid transparent;
  transition: all 0.25s ease;
}

.navbar.scrolled {
  padding: 12px 0;
  background: rgba(255,255,255,0.97);
  border-bottom-color: var(--border);
  box-shadow: 0 1px 8px rgba(0,0,0,0.04);
}

/* Hero dark navbar text override */
.navbar.hero-mode .nav-links a { color: rgba(255,255,255,0.7); }
.navbar.hero-mode .nav-links a:hover { color: #fff; }
.navbar.hero-mode .nav-links a.active { color: var(--primary-light); }
.navbar.hero-mode .nav-logo { color: #fff; }
.navbar.hero-mode .nav-hamburger span { background: #fff; }

.navbar.hero-mode.scrolled .nav-links a { color: var(--text-secondary); }
.navbar.hero-mode.scrolled .nav-links a:hover { color: var(--text-primary); }
.navbar.hero-mode.scrolled .nav-links a.active { color: var(--primary); }
.navbar.hero-mode.scrolled .nav-logo { color: var(--text-primary); }
.navbar.hero-mode.scrolled .nav-hamburger span { background: var(--text-primary); }

.navbar .container {
  display: flex;
  align-items: center;
  gap: 40px;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 18px;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
  flex-shrink: 0;
}

.logo-img {
  height: 32px;
  width: auto;
}

.logo-icon {
  width: 32px;
  height: 32px;
  background: var(--primary);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  flex: 1;
}

.nav-links a {
  padding: 6px 14px;
  font-size: 16px;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  transition: color 0.2s ease;
  white-space: nowrap;
}

.nav-links a:hover {
  color: var(--text-primary);
}

.nav-links a.active {
  color: var(--primary);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  padding: 8px 20px;
  background: var(--primary);
  color: #fff;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all 0.2s ease;
  white-space: nowrap;
  flex-shrink: 0;
}

.nav-cta:hover {
  background: var(--primary-dark);
  box-shadow: 0 2px 8px rgba(13,148,136,0.3);
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
}

.nav-hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all 0.2s ease;
}

/* Mobile Nav Overlay */
.nav-mobile {
  position: fixed;
  inset: 0;
  z-index: 2000;
  background: #fff;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 24px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s ease;
}

.nav-mobile.open {
  opacity: 1;
  pointer-events: all;
}

.nav-mobile a {
  font-size: 20px;
  font-weight: 600;
  color: var(--text-secondary);
  transition: color 0.2s ease;
}

.nav-mobile a:hover,
.nav-mobile a.active {
  color: var(--primary);
}

.nav-mobile .nav-cta {
  font-size: 16px;
  padding: 12px 36px;
  margin-top: 8px;
}

.nav-close {
  position: absolute;
  top: 22px;
  right: 22px;
  font-size: 28px;
  color: var(--text-secondary);
  background: none;
  border: none;
  cursor: pointer;
  line-height: 1;
  transition: color 0.2s ease;
}

.nav-close:hover {
  color: var(--text-primary);
}

/* ─── Footer ─── */
.footer {
  background: var(--bg-footer);
  padding: 60px 0 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand p {
  font-size: 14px;
  color: var(--text-on-dark-muted);
  margin-top: 14px;
  line-height: 1.75;
  max-width: 260px;
}

.footer-brand .nav-logo {
  font-size: 16px;
  color: #fff;
}

.footer-col h4 {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-on-dark-muted);
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  font-size: 14px;
  color: var(--text-on-dark-sub);
  margin-bottom: 10px;
  transition: color 0.2s ease;
}

.footer-col a:hover {
  color: var(--primary-light);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: var(--text-on-dark-muted);
}

/* ─── Reveal Animations ─── */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* ─── Page Banner (Inner Pages) — deep blue ─── */
.page-banner {
  padding: 140px 0 72px;
  background: var(--bg-hero);
}

.page-banner .section-label,
.page-banner .section-tag {
  display: block;
  width: fit-content;
  margin-bottom: 18px;
  color: var(--primary-light);
  border-color: var(--primary-light);
}

.page-banner h1 {
  font-size: clamp(28px, 4.5vw, 48px);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 16px;
  color: #fff;
}

.page-banner p {
  font-size: 17px;
  color: var(--text-on-dark-sub);
  max-width: 540px;
  line-height: 1.75;
}

/* ─── Hero Section ─── */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--bg-hero);
  padding: 120px 0 80px;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.hero-content {
  max-width: 560px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 5px 14px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 6px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-on-dark-sub);
  margin-bottom: 28px;
}

.hero-badge-dot {
  width: 7px;
  height: 7px;
  background: var(--success);
  border-radius: 50%;
  flex-shrink: 0;
}

.hero h1 {
  font-size: clamp(32px, 4.5vw, 52px);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 20px;
  color: #fff;
  letter-spacing: -0.02em;
}

.hero h1 em,
.hero h1 .h1-accent {
  font-style: normal;
  color: var(--primary-light);
}

.hero-subtitle {
  font-size: 17px;
  color: var(--text-on-dark-sub);
  line-height: 1.8;
  margin-bottom: 36px;
  max-width: 460px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 13px 28px;
  background: var(--primary);
  color: #fff;
  font-size: 15px;
  font-weight: 700;
  border-radius: 8px;
  transition: all 0.2s ease;
}

.hero-btn-primary:hover {
  background: var(--primary-dark);
  box-shadow: 0 4px 16px rgba(13,148,136,0.4);
}

.hero-btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 12px 28px;
  background: transparent;
  color: var(--text-on-dark-sub);
  font-size: 15px;
  font-weight: 600;
  border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.2);
  transition: all 0.2s ease;
}

.hero-btn-ghost:hover {
  border-color: rgba(255,255,255,0.4);
  color: #fff;
}

.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-screenshot {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.12);
  box-shadow: 0 24px 64px rgba(0,0,0,0.3);
}

.hero-screenshot img {
  width: 100%;
  height: auto;
  display: block;
}

/* ─── Stats Bar ─── */
.stats-bar {
  padding: 48px 0;
  background: var(--bg-white);
  border-bottom: 1px solid var(--border);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-item {
  position: relative;
}

.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 50%;
  transform: translateY(-50%);
  width: 1px;
  height: 36px;
  background: var(--border);
}

.stat-number {
  font-size: clamp(28px, 3.5vw, 44px);
  font-weight: 700;
  color: var(--primary);
  line-height: 1.1;
  margin-bottom: 6px;
}

.stat-label {
  font-size: 14px;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ─── Section Header ─── */
.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.section-heading {
  font-size: clamp(24px, 3.5vw, 38px);
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: 14px;
}

.section-subtext {
  font-size: 16px;
  color: var(--text-secondary);
  line-height: 1.75;
  max-width: 520px;
  margin: 0 auto;
}

/* ─── Icon Circles (replacing emojis) ─── */
.icon-circle {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-bottom: 16px;
}

.icon-circle svg {
  width: 22px;
  height: 22px;
}

.icon-circle.teal    { background: #e6f7f5; color: #0d9488; }
.icon-circle.blue    { background: #e8f0fe; color: #3b82f6; }
.icon-circle.indigo  { background: #eef0ff; color: #6366f1; }
.icon-circle.amber   { background: #fef3e2; color: #f59e0b; }
.icon-circle.rose    { background: #fce8e8; color: #ef4444; }
.icon-circle.emerald { background: #e6f9ed; color: #22c55e; }
.icon-circle.purple  { background: #f0e8ff; color: #8b5cf6; }
.icon-circle.cyan    { background: #e0f7fa; color: #06b6d4; }
.icon-circle.orange  { background: #fff3e0; color: #f97316; }

/* ─── Home Features Grid ─── */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 0;
}

.feat-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 28px 26px;
  transition: all 0.22s ease;
  cursor: pointer;
}

.feat-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

.feat-card a {
  display: block;
  text-decoration: none;
  color: inherit;
}

.feat-card h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.feat-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
  margin-bottom: 16px;
}

.feat-link {
  font-size: 13px;
  font-weight: 600;
  color: var(--primary);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  opacity: 0;
  transform: translateX(-3px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.feat-card:hover .feat-link {
  opacity: 1;
  transform: translateX(0);
}

/* ─── Trust Logos ─── */
.trust-section {
  padding: 64px 0;
  text-align: center;
  background: var(--bg-light);
  overflow: hidden;
}

.trust-eyebrow {
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.06em;
  color: var(--text-muted);
  margin-bottom: 32px;
}

.trust-logos {
  position: relative;
  width: 100%;
  overflow: hidden;
  margin-bottom: 28px;
  mask-image: linear-gradient(to right, transparent 0%, #000 10%, #000 90%, transparent 100%);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, #000 10%, #000 90%, transparent 100%);
}

.trust-logos-track {
  display: flex;
  gap: 32px;
  width: max-content;
  animation: scrollLogos 25s linear infinite;
}

.trust-logos:hover .trust-logos-track {
  animation-play-state: paused;
}

@keyframes scrollLogos {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.trust-logo-box {
  width: 180px;
  height: 64px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 10px 16px;
  flex-shrink: 0;
  transition: all 0.2s ease;
}

.client-logo {
  max-height: 40px;
  max-width: 140px;
  width: auto;
  height: auto;
  object-fit: contain;
  filter: grayscale(30%);
  opacity: 0.85;
  transition: all 0.2s ease;
}

.trust-logo-box:hover .client-logo {
  filter: grayscale(0%);
  opacity: 1;
}

.trust-logo-box:hover {
  border-color: var(--primary);
  box-shadow: 0 2px 12px rgba(13, 148, 136, 0.1);
}

.trust-logo-box .logo-mark {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 800;
  color: #fff;
  flex-shrink: 0;
}

.trust-logo-box .logo-name {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
}

.trust-tagline {
  font-size: 15px;
  color: var(--text-secondary);
  margin-top: 24px;
  font-weight: 500;
}

.trust-tagline strong {
  color: var(--text-primary);
  font-weight: 700;
}

/* ─── CTA Section ─── */
.cta-section {
  padding: 80px 0;
  background: var(--bg-light);
}

.cta-inner {
  text-align: center;
  padding: 64px 40px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  max-width: 720px;
  margin: 0 auto;
}

.cta-inner h2 {
  font-size: clamp(24px, 3.5vw, 38px);
  font-weight: 700;
  margin-bottom: 14px;
  color: var(--text-primary);
}

.cta-inner p {
  font-size: 16px;
  color: var(--text-secondary);
  margin-bottom: 32px;
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  line-height: 1.75;
}

.cta-actions {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

/* ─── Devices Section ─── */
.devices-section {
  background: var(--bg-light);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.devices-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
  margin-top: 56px;
}

.devices-info {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.device-point {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.device-point-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.device-point-text h4 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 5px;
}

.device-point-text p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
}

.devices-visual {
  position: relative;
}

.device-desktop-wrap {
  border-radius: 10px;
  overflow: hidden;
  border: 1px solid var(--border);
  background: #fff;
  box-shadow: 0 8px 32px rgba(0,0,0,0.08);
}

.device-topbar {
  height: 30px;
  background: var(--bg-light);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 12px;
  gap: 7px;
}

.device-dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
}

.device-dot.r { background: #f87171; }
.device-dot.y { background: #fbbf24; }
.device-dot.g { background: #4ade80; }

.device-desktop-wrap img {
  width: 100%;
  height: auto;
  display: block;
}

.device-mobile-wrap {
  position: absolute;
  bottom: -20px;
  right: -20px;
  width: 96px;
  border-radius: 14px;
  border: 1px solid var(--border);
  overflow: hidden;
  background: #fff;
  box-shadow: 0 4px 16px rgba(0,0,0,0.1);
}

.device-mobile-bar {
  height: 18px;
  background: var(--bg-light);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
}

.device-mobile-notch {
  width: 30px;
  height: 6px;
  background: var(--border);
  border-radius: 0 0 6px 6px;
}

.device-mobile-body {
  height: 160px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 12px;
}

.device-mobile-body span {
  font-size: 10px;
  color: var(--text-muted);
  text-align: center;
  line-height: 1.4;
}

.devices-note {
  text-align: center;
  margin-top: 40px;
  font-size: 13px;
  color: var(--text-muted);
}

/* ─── Feature Rows (Features Page) ─── */
.feature-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: center;
  padding: 80px 0;
  border-bottom: 1px solid var(--border);
}

.feature-row:last-child {
  border-bottom: none;
}

.feature-row.reverse {
  direction: rtl;
}

.feature-row.reverse > * {
  direction: ltr;
}

.feature-row-content {
  max-width: 480px;
}

.feature-row-content .module-label {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--primary);
  border: 1px solid var(--primary);
  border-radius: 4px;
  padding: 3px 10px;
  margin-bottom: 14px;
}

.feature-row-content h3 {
  font-size: clamp(20px, 2.8vw, 28px);
  font-weight: 700;
  margin-bottom: 12px;
  line-height: 1.25;
  color: var(--text-primary);
}

.feature-row-content p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 20px;
}

.module-points {
  display: flex;
  flex-direction: column;
  gap: 11px;
}

.module-point {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.55;
}

.module-point-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--primary);
  flex-shrink: 0;
  margin-top: 8px;
  opacity: 0.75;
}

.module-screenshot {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  box-shadow: 0 8px 32px rgba(0,0,0,0.06);
}

.module-screenshot img {
  width: 100%;
  height: auto;
  display: block;
}

/* ─── AI Page ─── */
.ai-hero {
  padding: 140px 0 72px;
  background: var(--bg-hero);
  text-align: center;
}

.ai-hero-content {
  max-width: 680px;
  margin: 0 auto;
}

.ai-hero h1 {
  font-size: clamp(32px, 4.5vw, 52px);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 18px;
  color: #fff;
}

.ai-hero h1 em {
  font-style: normal;
  color: var(--primary-light);
}

.ai-hero-sub {
  font-size: 17px;
  color: var(--text-on-dark-sub);
  line-height: 1.75;
  max-width: 520px;
  margin: 0 auto 36px;
}

.ai-model-tags {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
}

.ai-model-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 12px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 4px;
  font-size: 12px;
  font-weight: 600;
  color: var(--text-on-dark-sub);
}

.ai-model-tag .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--primary-light);
  flex-shrink: 0;
}

/* AI Capability Cards */
.ai-capabilities {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 56px;
}

.ai-cap-card {
  padding: 28px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.ai-cap-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--primary);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.3s ease;
}

.ai-cap-card:hover {
  border-color: var(--border-hover);
  box-shadow: 0 4px 16px rgba(0,0,0,0.06);
}

.ai-cap-card:hover::before {
  transform: scaleX(1);
}

.ai-cap-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 16px;
}

.ai-cap-card h3 {
  font-size: 17px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 10px;
}

.ai-cap-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.ai-metric-tag {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  background: rgba(34,197,94,0.08);
  border: 1px solid rgba(34,197,94,0.2);
  border-radius: 4px;
  font-size: 11px;
  font-weight: 600;
  color: var(--success);
}

/* Compare Table */
.compare-table {
  margin-top: 56px;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.compare-header {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  background: var(--bg-light);
  border-bottom: 1px solid var(--border);
}

.compare-header-cell {
  padding: 16px 24px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.compare-header-cell.label-col {
  color: var(--text-muted);
  border-right: 1px solid var(--border);
}

.compare-header-cell.before-col {
  color: var(--text-secondary);
  border-right: 1px solid var(--border);
}

.compare-header-cell.after-col {
  color: var(--primary);
}

.compare-body-row {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  border-bottom: 1px solid var(--border);
}

.compare-body-row:last-child {
  border-bottom: none;
}

.compare-cell {
  padding: 16px 24px;
  font-size: 14px;
  line-height: 1.5;
}

.compare-cell.label-col {
  color: var(--text-secondary);
  font-weight: 500;
  border-right: 1px solid var(--border);
  background: var(--bg-light);
}

.compare-cell.before-col {
  color: var(--text-muted);
  border-right: 1px solid var(--border);
}

.compare-cell.after-col {
  color: var(--primary);
  font-weight: 600;
}

/* Tech Grid */
.tech-arch-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 48px;
}

.tech-arch-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  padding: 22px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all 0.2s ease;
}

.tech-arch-item:hover {
  border-color: var(--primary);
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}

.tech-arch-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.tech-arch-body h4 {
  font-size: 14px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 4px;
}

.tech-arch-body p {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ─── Solutions Page ─── */
.scene-nav {
  border-bottom: 1px solid var(--border);
  background: var(--bg-white);
  position: sticky;
  top: 57px;
  z-index: 100;
}

.scene-nav-inner {
  display: flex;
  gap: 0;
}

.scene-nav-item {
  padding: 14px 28px;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  border-right: 1px solid var(--border);
  cursor: pointer;
  transition: color 0.15s ease, background 0.15s ease;
  text-decoration: none;
  white-space: nowrap;
}

.scene-nav-item:first-child {
  border-left: 1px solid var(--border);
}

.scene-nav-item:hover {
  color: var(--text-primary);
  background: var(--bg-light);
}

.scene-nav-item.active {
  color: var(--primary);
  background: var(--bg-light);
}

.sol-section {
  padding: 80px 0;
  border-bottom: 1px solid var(--border);
}

.sol-section:last-of-type {
  border-bottom: none;
}

.sol-section.alt {
  background: var(--bg-light);
}

.sol-index {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 10px;
}

.sol-index::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.sol-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: start;
}

.sol-meta h2 {
  font-size: clamp(22px, 2.8vw, 32px);
  font-weight: 700;
  line-height: 1.25;
  margin-bottom: 14px;
  color: var(--text-primary);
}

.sol-meta p {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 28px;
}

.sol-audience {
  margin-top: 28px;
}

.sol-audience-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.sol-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.sol-tag {
  padding: 5px 14px;
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  font-size: 13px;
  font-weight: 500;
  color: var(--text-secondary);
}

.sol-detail {
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.block-title {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 14px;
}

.pain-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.pain-row {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px 16px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
}

.pain-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: rgba(239, 68, 68, 0.6);
  flex-shrink: 0;
  margin-top: 8px;
}

.pain-row-text {
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.55;
}

.pain-row-text strong {
  color: var(--text-primary);
  font-weight: 600;
  display: block;
  margin-bottom: 2px;
}

.flow-row {
  display: flex;
  align-items: center;
  gap: 0;
  flex-wrap: nowrap;
  overflow-x: auto;
}

.flow-node {
  flex: 1;
  min-width: 90px;
  text-align: center;
}

.flow-node-box {
  padding: 12px 10px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  transition: border-color 0.15s ease;
}

.flow-node:hover .flow-node-box {
  border-color: var(--primary);
}

.flow-node-num {
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--primary);
  margin-bottom: 4px;
}

.flow-node-label {
  font-size: 12px;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
}

.flow-arrow {
  font-size: 13px;
  color: var(--text-muted);
  padding: 0 6px;
  flex-shrink: 0;
}

.cap-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
}

.cap-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.45;
}

.cap-check {
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: rgba(13,148,136,0.1);
  border: 1px solid rgba(13,148,136,0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 9px;
  color: var(--primary);
}

/* ─── Pricing Page ─── */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 56px;
  align-items: start;
}

.pricing-card {
  padding: 32px 26px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  transition: all 0.2s ease;
  position: relative;
}

.pricing-card:hover {
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
}

.pricing-card.featured {
  border-color: var(--primary);
  box-shadow: 0 4px 20px rgba(13,148,136,0.1);
}

.pricing-badge {
  position: absolute;
  top: 18px;
  right: 18px;
  padding: 3px 10px;
  background: var(--primary);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  border-radius: 4px;
}

.pricing-plan-name {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-bottom: 10px;
}

.pricing-price {
  margin-bottom: 6px;
}

.pricing-price .amount {
  font-size: 44px;
  font-weight: 700;
  color: var(--text-primary);
  line-height: 1;
}

.pricing-price .currency {
  font-size: 18px;
  font-weight: 600;
  color: var(--text-secondary);
  vertical-align: super;
  margin-right: 2px;
}

.pricing-price .period {
  font-size: 14px;
  color: var(--text-muted);
}

.pricing-desc {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 22px;
  line-height: 1.6;
}

.pricing-divider {
  height: 1px;
  background: var(--border);
  margin-bottom: 22px;
}

.plan-features {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 26px;
}

.plan-feature {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.45;
}

.plan-feature .check {
  color: var(--success);
  flex-shrink: 0;
  font-size: 14px;
  margin-top: 1px;
}

.plan-feature .cross {
  color: var(--text-muted);
  flex-shrink: 0;
  font-size: 14px;
  margin-top: 1px;
}

.plan-feature.disabled {
  color: var(--text-muted);
}

.pricing-cta {
  width: 100%;
  padding: 12px;
  text-align: center;
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  transition: all 0.2s ease;
  display: block;
  cursor: pointer;
}

.pricing-cta.primary {
  background: var(--primary);
  color: #fff;
  border: 1px solid var(--primary);
}

.pricing-cta.primary:hover {
  background: var(--primary-dark);
  border-color: var(--primary-dark);
  box-shadow: 0 4px 12px rgba(13,148,136,0.3);
}

.pricing-cta.outline {
  border: 1px solid var(--border);
  color: var(--text-secondary);
  background: transparent;
}

.pricing-cta.outline:hover {
  border-color: var(--primary);
  color: var(--primary);
}

/* FAQ */
.faq-section {
  padding: 80px 0;
  max-width: 720px;
  margin: 0 auto;
}

.faq-title {
  text-align: center;
  font-size: clamp(20px, 3vw, 30px);
  font-weight: 700;
  margin-bottom: 40px;
  color: var(--text-primary);
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.2s ease;
}

.faq-item.open {
  border-color: var(--primary);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 22px;
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  text-align: left;
  background: none;
  border: none;
  cursor: pointer;
  transition: color 0.2s ease;
}

.faq-question:hover {
  color: var(--primary);
}

.faq-chevron {
  font-size: 16px;
  transition: transform 0.3s ease;
  color: var(--text-muted);
  flex-shrink: 0;
}

.faq-item.open .faq-chevron {
  transform: rotate(180deg);
  color: var(--primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease;
}

.faq-item.open .faq-answer {
  max-height: 300px;
}

.faq-answer-inner {
  padding: 0 22px 18px;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* ─── About Page ─── */
.vision-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 48px;
}

.vision-card {
  padding: 28px;
}

.vision-card h3 {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 10px;
  color: var(--text-primary);
}

.vision-card p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.75;
}

/* Timeline vertical */
.timeline-v {
  position: relative;
  padding-left: 40px;
}

.timeline-v::before {
  content: '';
  position: absolute;
  left: 0;
  top: 6px;
  bottom: 0;
  width: 1px;
  background: var(--border);
}

.timeline-v-item {
  position: relative;
  margin-bottom: 32px;
}

.timeline-v-item:last-child { margin-bottom: 0; }

.timeline-v-node {
  position: absolute;
  left: -44px;
  top: 6px;
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--primary);
  border: 2px solid #fff;
  box-shadow: 0 0 0 2px var(--primary);
}

.timeline-v-year {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--primary);
  text-transform: uppercase;
  margin-bottom: 8px;
}

.timeline-v-content {
  padding: 20px 24px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all 0.2s ease;
}

.timeline-v-content:hover {
  border-color: var(--primary);
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}

.timeline-v-content h3 {
  font-size: 15px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 6px;
}

.timeline-v-content p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.65;
}

/* Partner grid */
.partner-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 14px;
  margin-top: 48px;
}

.partner-logo {
  height: 60px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-muted);
  letter-spacing: 0.03em;
  transition: all 0.2s ease;
}

.partner-logo:hover {
  border-color: var(--primary);
  color: var(--text-secondary);
}

/* About stats */
.about-stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  margin-top: 48px;
}

.about-stat {
  padding: 32px 20px;
  text-align: center;
  border-right: 1px solid var(--border);
}

.about-stat:last-child { border-right: none; }

.about-stat-num {
  font-size: 34px;
  font-weight: 700;
  color: var(--primary);
  line-height: 1.1;
  margin-bottom: 6px;
}

.about-stat-label {
  font-size: 13px;
  color: var(--text-secondary);
}

.two-col-section {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 72px;
  align-items: start;
}

/* Tech grid (about page) */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-top: 48px;
}

.tech-item {
  padding: 22px 18px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  text-align: center;
  transition: all 0.2s ease;
}

.tech-item:hover {
  border-color: var(--primary);
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}

.tech-item h4 {
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.tech-item p {
  font-size: 12px;
  color: var(--text-muted);
  line-height: 1.5;
}

/* ─── Contact Page ─── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}

.contact-form {
  padding: 36px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  box-shadow: 0 4px 16px rgba(0,0,0,0.04);
}

.contact-form h2 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 6px;
  color: var(--text-primary);
}

.contact-form .form-desc {
  font-size: 14px;
  color: var(--text-secondary);
  margin-bottom: 28px;
  line-height: 1.65;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: 7px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  background: var(--bg-light);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  padding: 11px 14px;
  font-size: 14px;
  color: var(--text-primary);
  font-family: var(--font-sans);
  transition: border-color 0.2s ease;
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(13,148,136,0.08);
}

.form-group select {
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%236b7280' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  cursor: pointer;
}

.form-group textarea {
  min-height: 100px;
  resize: vertical;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}

.form-submit {
  width: 100%;
  padding: 13px;
  background: var(--primary);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid var(--primary);
  cursor: pointer;
  transition: all 0.2s ease;
  font-family: var(--font-sans);
  margin-top: 8px;
}

.form-submit:hover {
  background: var(--primary-dark);
  box-shadow: 0 4px 12px rgba(13,148,136,0.3);
}

.form-submit:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.contact-right {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.contact-right-header {
  margin-bottom: 10px;
}

.contact-right-header h2 {
  font-size: 20px;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 8px;
}

.contact-right-header p {
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.7;
}

.info-card {
  padding: 18px 22px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: flex-start;
  gap: 14px;
  transition: all 0.2s ease;
}

.info-card:hover {
  border-color: var(--primary);
  box-shadow: 0 2px 12px rgba(0,0,0,0.04);
}

.info-card-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.info-card-text h4 {
  font-size: 12px;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
  margin-bottom: 4px;
}

.info-card-text p {
  font-size: 15px;
  color: var(--text-primary);
  font-weight: 500;
}

/* Notice bar */
.notice-bar {
  background: rgba(13,148,136,0.05);
  border: 1px solid rgba(13,148,136,0.2);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 14px;
  color: var(--text-secondary);
  margin-top: 36px;
}

/* Compare table (pricing) */
.compare-table-wrap {
  overflow-x: auto;
  margin-top: 56px;
}

table.compare-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

table.compare-table th {
  padding: 14px 20px;
  text-align: left;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text-muted);
  border-bottom: 1px solid var(--border);
  background: var(--bg-light);
}

table.compare-table th:not(:first-child) {
  text-align: center;
}

table.compare-table td {
  padding: 14px 20px;
  color: var(--text-secondary);
  border-bottom: 1px solid var(--border);
  vertical-align: middle;
}

table.compare-table td:not(:first-child) {
  text-align: center;
}

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

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

table.compare-table .cat-row td {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--primary);
  padding-top: 24px;
  padding-bottom: 8px;
  background: transparent !important;
}

.check-yes { color: var(--success); font-size: 16px; }
.check-no  { color: var(--text-muted); font-size: 16px; }
.check-text { color: var(--text-secondary); font-size: 13px; font-weight: 500; }

/* ─── Responsive — 1024px ─── */
@media (max-width: 1024px) {
  :root {
    --section-padding: 64px 0;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .hero-content {
    max-width: 100%;
    text-align: center;
  }

  .hero-subtitle {
    margin-left: auto;
    margin-right: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-visual {
    display: none;
  }

  .nav-links,
  .nav-cta {
    display: none;
  }

  .nav-hamburger {
    display: flex;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

  .stat-item::after {
    display: none;
  }

  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }

  .feature-row {
    grid-template-columns: 1fr;
    gap: 36px;
    padding: 56px 0;
  }

  .feature-row.reverse {
    direction: ltr;
  }

  .feature-row-content {
    max-width: 100%;
  }

  .ai-capabilities {
    grid-template-columns: 1fr;
  }

  .tech-arch-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .pricing-grid {
    grid-template-columns: 1fr;
    max-width: 480px;
    margin-left: auto;
    margin-right: auto;
  }

  .vision-grid {
    grid-template-columns: 1fr 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
    gap: 36px;
  }

  .devices-layout {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .sol-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .two-col-section {
    grid-template-columns: 1fr;
    gap: 48px;
  }

  .partner-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-stats {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-stat {
    border-bottom: 1px solid var(--border);
  }

  .about-stat:nth-child(odd) { border-right: 1px solid var(--border); }
  .about-stat:nth-child(even) { border-right: none; }
  .about-stat:nth-last-child(-n+2) { border-bottom: none; }

  .tech-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .cta-inner {
    padding: 48px 28px;
  }

  .scene-nav-item {
    padding: 12px 16px;
    font-size: 12px;
  }
}

/* ─── Responsive — 640px ─── */
@media (max-width: 640px) {
  :root {
    --section-padding: 52px 0;
    --container-pad: 0 16px;
  }

  .hero {
    padding: 100px 0 52px;
    min-height: auto;
  }

  .hero h1 {
    font-size: clamp(28px, 7vw, 38px);
  }

  .features-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-brand {
    grid-column: auto;
  }

  .feature-row {
    padding: 40px 0;
  }

  .ai-hero {
    padding: 110px 0 56px;
  }

  .tech-arch-grid {
    grid-template-columns: 1fr;
  }

  .cap-list {
    grid-template-columns: 1fr;
  }

  .flow-row {
    flex-wrap: wrap;
    gap: 6px;
  }

  .flow-arrow {
    display: none;
  }

  .flow-node {
    flex: none;
    min-width: 0;
    width: calc(50% - 4px);
  }

  .sol-section {
    padding: 52px 0;
  }

  .vision-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-form {
    padding: 22px 18px;
  }

  .page-banner {
    padding: 110px 0 52px;
  }

  .page-banner h1 {
    font-size: clamp(24px, 7vw, 36px);
  }

  .cta-inner {
    padding: 36px 20px;
  }

  .trust-logos {
    gap: 10px;
  }

  .trust-logo-box {
    width: 100px;
    height: 38px;
    font-size: 11px;
  }

  .partner-grid {
    grid-template-columns: 1fr 1fr;
  }

  .tech-grid {
    grid-template-columns: 1fr 1fr;
  }

  .about-stats {
    grid-template-columns: 1fr 1fr;
  }

  .compare-header,
  .compare-body-row {
    grid-template-columns: 1fr;
  }

  .compare-header-cell.label-col,
  .compare-cell.label-col,
  .compare-header-cell.before-col,
  .compare-cell.before-col {
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
}