/* ═══════════════════════════════════════════════════════════
   TAKUMI44 — Product Experience Infrastructure
   Premium Design System & Stylesheet
   ═══════════════════════════════════════════════════════════ */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ═══════════════════════════════════════
   DESIGN TOKENS — Light Theme (Default)
   ═══════════════════════════════════════ */
:root {
  /* Color Primitives - Warm Gold Theme */
  --gold-light: #c1a97c;
  --gold-mid: #D9AB59;
  --gold-bright: #FBB040;
  --gold-50: #FDF8F0;
  --gold-100: #F9EFDC;
  --gold-200: #F2E0BE;
  --gold-300: #E8D3AC;
  --gold-400: #D9AB59;
  --gold-500: #FBB040;
  --gold-600: #D9AB59;
  --gold-700: #B8923D;
  --gold-800: #96772E;
  --gold-900: #755C22;
  --blue-400: #60A5FA;
  --blue-500: #3B82F6;
  --blue-600: #2563EB;
  --cyan-400: #22D3EE;
  --cyan-500: #06B6D4;
  --cyan-600: #0891B2;
  --emerald-400: #34D399;
  --emerald-500: #10B981;
  --rose-500: #F43F5E;

  /* Semantic Colors — Light */
  --bg-primary: #FFFFFF;
  --bg-secondary: #F8FAFC;
  --bg-tertiary: #F1F5F9;
  --bg-elevated: #FFFFFF;
  --bg-glass: rgba(255, 255, 255, 0.72);
  --bg-glass-heavy: rgba(255, 255, 255, 0.88);
  --bg-code: #F1F5F9;
  --bg-prompt: #F8FAFC;

  --surface-1: #FFFFFF;
  --surface-2: #F8FAFC;
  --surface-3: #F1F5F9;
  --surface-hover: #F1F5F9;
  --surface-active: #E2E8F0;

  --border-primary: #E2E8F0;
  --border-secondary: #F1F5F9;
  --border-focus: var(--gold-500);
  --border-subtle: rgba(0, 0, 0, 0.06);

  --text-primary: #0F172A;
  --text-secondary: #000000;
  --text-tertiary: #000000;
  --text-inverse: #FFFFFF;
  --text-link: var(--gold-600);
  --text-link-hover: var(--gold-700);
  --text-accent: var(--gold-700);

  --accent-primary: var(--gold-500);
  --accent-primary-hover: var(--gold-600);
  --accent-secondary: var(--blue-500);
  --accent-gradient: linear-gradient(135deg, var(--gold-bright), var(--gold-mid), var(--gold-light));
  --accent-gradient-hover: linear-gradient(135deg, var(--gold-mid), var(--gold-bright));
  --accent-gradient-subtle: linear-gradient(135deg, var(--gold-50), rgba(217, 171, 89, 0.08));
  --accent-glow: rgba(251, 176, 64, 0.15);

  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.06), 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.06), 0 2px 4px -2px rgba(0, 0, 0, 0.04);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.06), 0 4px 6px -4px rgba(0, 0, 0, 0.04);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.06), 0 8px 10px -6px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.12);
  --shadow-card: 0 1px 3px rgba(0,0,0,0.04), 0 4px 12px rgba(0,0,0,0.03);
  --shadow-card-hover: 0 4px 12px rgba(0,0,0,0.08), 0 8px 24px rgba(0,0,0,0.06);
  --shadow-glow: 0 0 40px rgba(251, 176, 64, 0.1);

  /* Ecosystem node colors */
  --node-oem: #3B82F6;
  --node-distributor: #06B6D4;
  --node-reseller: #10B981;
  --node-thirdparty: var(--gold-500);

  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'SF Mono', 'Fira Code', 'Fira Mono', 'Roboto Mono', monospace;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Border Radius */
  --radius-sm: 6px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-2xl: 24px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 400ms cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Layout */
  --container-max: 1280px;
  --container-wide: 1440px;
  --container-narrow: 768px;
  --header-height: 64px;

  /* Z-index */
  --z-header: 100;
  --z-dropdown: 200;
  --z-overlay: 300;
  --z-modal: 400;

  /* Diagram */
  --diagram-line: #CBD5E1;
  --diagram-line-active: var(--gold-400);
}

/* ═══════════════════════════════════════
   DESIGN TOKENS — Dark Theme
   ═══════════════════════════════════════ */
[data-theme="dark"] {
  --bg-primary: #07090F;
  --bg-secondary: #0D1117;
  --bg-tertiary: #151B27;
  --bg-elevated: #141A26;
  --bg-glass: rgba(13, 17, 23, 0.78);
  --bg-glass-heavy: rgba(13, 17, 23, 0.92);
  --bg-code: #151B27;
  --bg-prompt: #0D1117;

  --surface-1: #111827;
  --surface-2: #151B27;
  --surface-3: #1E293B;
  --surface-hover: #1E293B;
  --surface-active: #334155;

  --border-primary: #1E293B;
  --border-secondary: #151B27;
  --border-focus: var(--gold-400);
  --border-subtle: rgba(255, 255, 255, 0.06);

  --text-primary: #F1F5F9;
  --text-secondary: #94A3B8;
  --text-tertiary: #64748B;
  --text-inverse: #0F172A;
  --text-link: var(--gold-400);
  --text-link-hover: var(--gold-300);
  --text-accent: var(--gold-400);

  --accent-primary: var(--gold-500);
  --accent-primary-hover: var(--gold-400);
  --accent-gradient: linear-gradient(135deg, var(--gold-bright), var(--gold-mid), var(--gold-light));
  --accent-gradient-hover: linear-gradient(135deg, var(--gold-mid), var(--gold-bright));
  --accent-glow: rgba(251, 176, 64, 0.2);

  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3), 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.2);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.3), 0 4px 6px -4px rgba(0, 0, 0, 0.2);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.3), 0 8px 10px -6px rgba(0, 0, 0, 0.2);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.4);
  --shadow-card: 0 1px 3px rgba(0,0,0,0.2), 0 4px 12px rgba(0,0,0,0.15);
  --shadow-card-hover: 0 4px 12px rgba(0,0,0,0.3), 0 8px 24px rgba(0,0,0,0.2);
  --shadow-glow: 0 0 40px rgba(251, 176, 64, 0.15);

  --diagram-line: #334155;
  --diagram-line-active: var(--gold-500);
}

/* ═══════════════════════════════════════
   RESET & BASE
   ═══════════════════════════════════════ */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  scroll-padding-top: calc(var(--header-height) + 2rem);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  font-family: var(--font-family);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  transition: background-color var(--transition-slow), color var(--transition-slow);
  overflow-x: hidden;
}

img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
button { cursor: pointer; border: none; background: none; font: inherit; }
ul, ol { list-style: none; }
input, textarea, select { font: inherit; }

::selection {
  background: var(--gold-200);
  color: var(--gold-900);
}
[data-theme="dark"] ::selection {
  background: var(--gold-800);
  color: var(--gold-100);
}

/* Focus visible */
:focus-visible {
  outline: 2px solid var(--border-focus);
  outline-offset: 2px;
}

/* ═══════════════════════════════════════
   TYPOGRAPHY
   ═══════════════════════════════════════ */
.t-display {
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  font-weight: 800;
  line-height: 1.08;
  letter-spacing: -0.03em;
}
.t-h1 {
  font-size: clamp(2rem, 4vw, 3.25rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.025em;
}
/* Remove browser focus ring when Blazor's FocusOnNavigate programmatically focuses headings */
h1:focus, h2:focus, h3:focus, h4:focus, h5:focus, h6:focus {
  outline: none;
}
.t-h2 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}
.t-h3 {
  font-size: clamp(1.25rem, 2vw, 1.5rem);
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -0.015em;
}
.t-h4 {
  font-size: 1.125rem;
  font-weight: 600;
  line-height: 1.4;
  letter-spacing: -0.01em;
}
.t-body-lg {
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text-secondary);
}
.t-body {
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text-secondary);
}
.t-body-sm {
  font-size: 0.875rem;
  line-height: 1.5;
  color: var(--text-secondary);
}
.t-caption {
  font-size: 0.75rem;
  line-height: 1.5;
  color: var(--text-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-weight: 600;
}
.t-mono {
  font-family: var(--font-mono);
  font-size: 0.875rem;
}
.t-gradient {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ═══════════════════════════════════════
   LAYOUT
   ═══════════════════════════════════════ */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 var(--space-6);
}
.container--wide {
  max-width: var(--container-wide);
}
.container--narrow {
  max-width: var(--container-narrow);
}

.section {
  padding: var(--space-24) 0;
}
.section--lg {
  padding: var(--space-32) 0;
}
.section--sm {
  padding: var(--space-16) 0;
}
.section--alt {
  background: var(--bg-secondary);
}

.grid {
  display: grid;
  gap: var(--space-6);
}
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }
.max-w-2xl { max-width: 42rem; }
.max-w-3xl { max-width: 48rem; }
.max-w-4xl { max-width: 56rem; }

/* ═══════════════════════════════════════
   HEADER / NAVIGATION
   ═══════════════════════════════════════ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  z-index: var(--z-header);
  background: var(--bg-glass);
  backdrop-filter: blur(16px) saturate(180%);
  -webkit-backdrop-filter: blur(16px) saturate(180%);
  border-bottom: 1px solid var(--border-subtle);
  transition: background var(--transition-slow), border-color var(--transition-slow), box-shadow var(--transition-slow);
}
.header.scrolled {
  box-shadow: var(--shadow-sm);
  border-bottom-color: var(--border-primary);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: 0 var(--space-6);
}
.header__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 800;
  font-size: 1.25rem;
  letter-spacing: -0.03em;
  color: var(--text-primary);
  transition: opacity var(--transition-fast);
  flex-shrink: 0;
}
.header__logo:hover { opacity: 0.8; }
.header__logo-img {
  height: 32px;
  width: auto;
}
.header__logo-icon {
  width: 32px;
  height: 32px;
  background: var(--accent-gradient);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: black;
  font-weight: 900;
  font-size: 0.75rem;
}

.header__nav {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}
.header__nav-link {
  padding: var(--space-2) var(--space-3);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: color var(--transition-fast), background var(--transition-fast);
  white-space: nowrap;
}
.header__nav-link:hover,
.header__nav-link.active {
  color: var(--text-primary);
  background: var(--surface-hover);
}

/* ── Mega Menu ───────────────────────────── */
.mega-item {
  position: static; /* panel is positioned relative to header */
  display: inline-flex;
  align-items: center;
}
.mega-trigger {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  background: transparent;
  border: 0;
  cursor: pointer;
  font: inherit;
}
.mega-caret {
  width: 14px;
  height: 14px;
  opacity: 0.7;
  transition: transform var(--transition-fast);
}
.mega-item.open > .mega-trigger,
.mega-item.active > .mega-trigger {
  color: var(--text-primary);
  background: var(--surface-hover);
}
.mega-item.open > .mega-trigger .mega-caret {
  transform: rotate(180deg);
}
.mega-panel {
  position: absolute;
  top: var(--header-height);
  left: 0;
  right: 0;
  background: var(--surface-1);
  border-top: 1px solid var(--border-subtle);
  border-bottom: 1px solid var(--border-primary);
  box-shadow: var(--shadow-lg, 0 12px 32px rgba(0,0,0,0.12));
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: opacity var(--transition-base), transform var(--transition-base), visibility var(--transition-base);
  z-index: calc(var(--z-header) - 1);
}
.mega-item.open > .mega-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.mega-panel__inner {
  max-width: var(--container-wide);
  margin: 0 auto;
  padding: var(--space-8) var(--space-6);
  display: grid;
  grid-template-columns: 1fr 1.4fr;
  gap: var(--space-10);
}
.mega-panel__inner--wide {
  grid-template-columns: 1fr 1fr 1.2fr;
}
.mega-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}
.mega-col__title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: var(--space-3);
}
.mega-link {
  display: flex;
  gap: var(--space-3);
  padding: var(--space-3);
  border-radius: var(--radius-lg);
  transition: background var(--transition-fast);
  align-items: flex-start;
}
.mega-link:hover {
  background: var(--surface-hover);
}
.mega-link__icon {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-md);
  background: var(--surface-3);
  color: var(--text-primary);
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.mega-link__icon svg {
  width: 20px;
  height: 20px;
}
.mega-link:hover .mega-link__icon {
  background: var(--accent-gradient, var(--surface-hover));
  color: black;
}
.mega-link__body {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}
.mega-link__title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
}
.mega-link__desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.4;
}
/* Compact link variant (no icon, used for legal/secondary links) */
.mega-link--sm {
  padding: var(--space-2) var(--space-3);
}
.mega-link--sm .mega-link__title {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
}
.mega-link--sm:hover .mega-link__title {
  color: var(--text-primary);
}
.mega-col--feature {
  background: var(--surface-2);
  border-radius: var(--radius-xl, 16px);
  padding: var(--space-6);
  display: flex;
  align-items: center;
}
.mega-feature__eyebrow {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: var(--space-2);
}
.mega-feature__title {
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 var(--space-2);
  line-height: 1.25;
}
.mega-feature__desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: 0 0 var(--space-4);
  line-height: 1.5;
}

/* Mobile mega groups */
.mobile-nav__group {
  border-radius: var(--radius-lg);
  overflow: visible;
  flex-shrink: 0;
}
.mobile-nav__group-title {
  list-style: none;
  cursor: pointer;
  padding: var(--space-4);
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-radius: var(--radius-lg);
}
.mobile-nav__group-title::-webkit-details-marker { display: none; }
.mobile-nav__group-title::after {
  content: '';
  width: 10px;
  height: 10px;
  border-right: 2px solid var(--text-secondary);
  border-bottom: 2px solid var(--text-secondary);
  transform: rotate(45deg);
  transition: transform var(--transition-fast);
}
.mobile-nav__group[open] .mobile-nav__group-title::after {
  transform: rotate(-135deg);
}
.mobile-nav__group .mobile-nav__link {
  padding-left: var(--space-8);
  font-size: 0.9375rem;
}

@media (max-height: 700px) {
  .mobile-nav__link {
    padding-top: var(--space-2);
    padding-bottom: var(--space-2);
  }
  .mobile-nav__group-title {
    padding-top: var(--space-2);
    padding-bottom: var(--space-2);
  }
}

.header__actions {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  flex-shrink: 0;
}

/* Theme Toggle */
.theme-toggle {
  display: flex;
  align-items: center;
  background: var(--surface-3);
  border-radius: var(--radius-full);
  padding: 3px;
  gap: 2px;
  border: 1px solid var(--border-primary);
}
.theme-toggle__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  border-radius: var(--radius-full);
  color: var(--text-tertiary);
  transition: all var(--transition-fast);
}
.theme-toggle__btn:hover {
  color: var(--text-secondary);
}
.theme-toggle__btn.active {
  background: var(--bg-elevated);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}
.theme-toggle__btn svg {
  width: 16px;
  height: 16px;
}

/* Mobile Menu */
.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  width: 40px;
  height: 40px;
  align-items: center;
  justify-content: center;
}
.mobile-menu-btn span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: all var(--transition-base);
}
.mobile-menu-btn.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}
.mobile-menu-btn.active span:nth-child(2) {
  opacity: 0;
}
.mobile-menu-btn.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

.mobile-nav {
  display: none;
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-glass-heavy);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: var(--z-overlay);
  padding: var(--space-6);
  flex-direction: column;
  gap: var(--space-2);
  overflow-y: auto;
  overflow-x: hidden;
  align-items: stretch;
}
.mobile-nav.active {
  display: flex;
}
.mobile-nav__link {
  display: block;
  padding: var(--space-4) var(--space-4);
  font-size: 1rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-lg);
  transition: all var(--transition-fast);
}
.mobile-nav__link:hover {
  color: var(--text-primary);
  background: var(--surface-hover);
}
.mobile-nav__divider {
  height: 1px;
  background: var(--border-primary);
  margin: var(--space-4) 0;
}
.mobile-nav__actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-top: var(--space-4);
}

/* ═══════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: var(--accent-gradient);
  color: black;
  box-shadow: var(--shadow-sm), 0 0 0 0 rgba(251, 176, 64, 0);
}
.btn--primary:hover {
  box-shadow: var(--shadow-md), 0 0 20px rgba(251, 176, 64, 0.25);
  transform: translateY(-1px);
}
.btn--primary:active { transform: translateY(0); }

.btn--secondary {
  background: var(--surface-1);
  color: var(--text-primary);
  border: 1px solid var(--border-primary);
  box-shadow: var(--shadow-xs);
}
.btn--secondary:hover {
  background: var(--surface-hover);
  border-color: var(--text-tertiary);
  box-shadow: var(--shadow-sm);
}

.btn--ghost {
  color: var(--text-secondary);
  padding: 0.5rem 0.75rem;
}
.btn--ghost:hover {
  color: var(--text-primary);
  background: var(--surface-hover);
}

.btn--lg {
  padding: 0.875rem 1.75rem;
  font-size: 1rem;
  border-radius: var(--radius-lg);
}

.btn--sm {
  padding: 0.375rem 0.75rem;
  font-size: 15px;
}

.btn--icon {
  width: 40px;
  height: 40px;
  padding: 0;
  border-radius: var(--radius-md);
}

.btn svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}
.btn--lg svg {
  width: 18px;
  height: 18px;
}

/* ═══════════════════════════════════════
   BADGE / LABEL
   ═══════════════════════════════════════ */
.badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.45rem 1.1rem;
  font-size: 0.9375rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  background: var(--gold-100);
  color: #111111;
  border: 1px solid var(--gold-300);
}
[data-theme="dark"] .badge {
  background: rgba(251, 176, 64, 0.15);
  color: var(--gold-400);
  border-color: var(--gold-700);
}
.badge--sm {
  /* inherits all styles from .badge — kept as a modifier hook for future customisation */
}
[data-theme="dark"] .badge--sm {
  /* inherits dark overrides from [data-theme="dark"] .badge */
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #111111;
  animation: pulse-dot 2s infinite;
}
[data-theme="dark"] .badge-dot {
  background: var(--gold-400);
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}

/* ═══════════════════════════════════════
   SECTION HEADERS
   ═══════════════════════════════════════ */
.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
  max-width: 48rem;
  margin-left: auto;
  margin-right: auto;
}
.section-header .badge {
  margin-bottom: var(--space-4);
}
.section-header .t-h2 {
  margin-bottom: var(--space-4);
}
.section-header .t-body-lg {
  max-width: 36rem;
  margin: 0 auto;
}

/* ═══════════════════════════════════════
   HERO
   ═══════════════════════════════════════ */
.hero {
  padding-top: calc(var(--header-height) + var(--space-16));
  padding-bottom: var(--space-16);
  position: relative;
  overflow: hidden;
}
.hero__bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
  overflow: hidden;
}
.hero__bg-grid {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 1400px;
  height: 100%;
  opacity: 0.4;
  background-image:
    linear-gradient(var(--border-secondary) 1px, transparent 1px),
    linear-gradient(90deg, var(--border-secondary) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center top, black 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center top, black 20%, transparent 70%);
}
.hero__bg-glow {
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 600px;
  background: radial-gradient(ellipse at center, var(--accent-glow) 0%, transparent 60%);
  pointer-events: none;
}
.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 52rem;
  margin: 0 auto;
}
.hero__badge {
  margin-bottom: var(--space-6);
}
.hero__title {
  margin-bottom: var(--space-6);
}
.hero__subtitle {
  font-size: clamp(1rem, 1.5vw, 1.25rem);
  line-height: 1.7;
  color: var(--text-secondary);
  max-width: 40rem;
  margin: 0 auto var(--space-8);
}
.hero__actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-16);
}

/* Hero Product Preview */
.hero__preview {
  position: relative;
  max-width: 72rem;
  margin: 0 auto;
  border-radius: var(--radius-xl);
  background: var(--bg-elevated);
  border: 1px solid var(--border-primary);
  box-shadow: var(--shadow-2xl), var(--shadow-glow);
  overflow: hidden;
}
.hero__preview-header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--border-primary);
  background: var(--surface-2);
}
.hero__preview-dots {
  display: flex;
  gap: 6px;
}
.hero__preview-dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.hero__preview-dots span:nth-child(1) { background: #EF4444; }
.hero__preview-dots span:nth-child(2) { background: #F59E0B; }
.hero__preview-dots span:nth-child(3) { background: #10B981; }
.hero__preview-tab {
  font-size: 0.75rem;
  padding: 0.25rem 0.75rem;
  background: var(--surface-1);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  border: 1px solid var(--border-primary);
}
.hero__preview-body {
  padding: var(--space-6);
  min-height: 400px;
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: var(--space-6);
}
.hero__preview-sidebar {
  border-right: 1px solid var(--border-primary);
  padding-right: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.sidebar-item {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 500;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
}
.sidebar-item:hover, .sidebar-item.active {
  background: var(--surface-hover);
  color: var(--text-primary);
}
.sidebar-item.active {
  background: var(--gold-50);
  color: var(--gold-700);
}
[data-theme="dark"] .sidebar-item.active {
  background: rgba(251, 176, 64, 0.12);
  color: var(--gold-300);
}
.sidebar-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  opacity: 0.7;
}
.sidebar-section-title {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  font-weight: 600;
  padding: var(--space-4) var(--space-3) var(--space-1);
}
.hero__preview-main {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

/* AI Prompt Preview in Hero */
.prompt-preview {
  background: var(--bg-prompt);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin-bottom: var(--space-4);
}
.prompt-preview__label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-accent);
  margin-bottom: var(--space-3);
}
.prompt-preview__label svg {
  width: 14px;
  height: 14px;
}
.prompt-preview__input {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  background: var(--surface-1);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-4);
}
.prompt-preview__text {
  flex: 1;
  font-size: 16px;
  color: var(--text-secondary);
  font-family: var(--font-mono);
}
.prompt-preview__text .typed-cursor {
  display: inline-block;
  width: 2px;
  height: 1em;
  background: var(--accent-primary);
  margin-left: 2px;
  animation: blink 1s infinite;
  vertical-align: text-bottom;
}

@keyframes blink {
  0%, 50% { opacity: 1; }
  51%, 100% { opacity: 0; }
}

/* Dashboard mock cards in hero */
.dash-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}
.dash-card {
  background: var(--surface-2);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
}
.dash-card__label {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  font-weight: 500;
  margin-bottom: var(--space-2);
}
.dash-card__value {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.02em;
}
.dash-card__change {
  font-size: 0.75rem;
  font-weight: 600;
  margin-top: var(--space-1);
}
.dash-card__change--up { color: var(--emerald-500); }
.dash-card__change--down { color: var(--rose-500); }

.dash-card__bar {
  height: 4px;
  border-radius: 2px;
  background: var(--surface-3);
  margin-top: var(--space-3);
  overflow: hidden;
}
.dash-card__bar-fill {
  height: 100%;
  border-radius: 2px;
  background: var(--accent-gradient);
  transition: width 1s ease;
}

/* Mini chart placeholder */
.mini-chart {
  display: flex;
  align-items: flex-end;
  gap: 3px;
  height: 40px;
  margin-top: var(--space-3);
}
.mini-chart span {
  flex: 1;
  background: var(--gold-200);
  border-radius: 2px;
  transition: height 0.5s ease;
}
[data-theme="dark"] .mini-chart span {
  background: var(--gold-800);
}

/* ═══════════════════════════════════════
   PROBLEM SECTION
   ═══════════════════════════════════════ */
.problem-flow {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-4);
  align-items: stretch;
  position: relative;
}
.problem-flow__arrow {
  display: none;
}
.problem-step {
  background: var(--surface-1);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
  position: relative;
}
.problem-step__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  font-size: 1.25rem;
}
.problem-step__icon--oem { background: rgba(59, 130, 246, 0.1); color: var(--node-oem); }
.problem-step__icon--dist { background: rgba(6, 182, 212, 0.1); color: var(--node-distributor); }
.problem-step__icon--resell { background: rgba(16, 185, 129, 0.1); color: var(--node-reseller); }
.problem-step__icon--tp { background: rgba(245, 158, 11, 0.1); color: var(--node-thirdparty); }
.problem-step__title {
  font-weight: 600;
  font-size: 0.9375rem;
  margin-bottom: var(--space-2);
}
.problem-step__desc {
  font-size: 15px;
  color: var(--text-tertiary);
  line-height: 1.5;
}

.pain-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-4);
  margin-top: var(--space-10);
}
.pain-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--surface-1);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
}
.pain-item__icon {
  width: 20px;
  height: 20px;
  color: var(--rose-500);
  flex-shrink: 0;
  margin-top: 2px;
}
.pain-item__text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ═══════════════════════════════════════
   EVOLUTION SECTION
   ═══════════════════════════════════════ */
.evolution-timeline {
  display: flex;
  align-items: stretch;
  gap: 0;
  position: relative;
  margin-top: var(--space-10);
}
.evolution-timeline::before {
  content: '';
  position: absolute;
  top: 2.75rem;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--border-primary) 0%, var(--accent-primary) 100%);
}
.evo-step {
  flex: 1;
  text-align: center;
  position: relative;
  padding: 5rem var(--space-4) var(--space-4);
}
.evo-step__dot {
  position: absolute;
  top: 2.75rem;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background: var(--border-primary);
  border: 3px solid var(--bg-primary);
  z-index: 2;
  transition: all var(--transition-base);
}
.evo-step:last-child .evo-step__dot {
  width: 24px;
  height: 24px;
  background: var(--accent-gradient);
  box-shadow: 0 0 20px var(--accent-glow);
}
.evo-step__label {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-tertiary);
  font-weight: 600;
  position: absolute;
  top: var(--space-4);
  left: 50%;
  transform: translateX(-50%);
  white-space: nowrap;
}
.evo-step__title {
  font-weight: 700;
  font-size: 1.125rem;
  margin-bottom: var(--space-2);
  color: var(--text-primary);
}
.evo-step:last-child .evo-step__title {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.evo-step__desc {
  font-size: 15px;
  color: var(--text-tertiary);
  line-height: 1.5;
}

/* ═══════════════════════════════════════
   ECOSYSTEM SECTION
   ═══════════════════════════════════════ */
.ecosystem-diagram {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
 /* padding: var(--space-16) 0; */
}
.eco-center {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: var(--accent-gradient);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  color: black;
  font-weight: 700;
  font-size: 0.875rem;
  text-align: center;
  box-shadow: 0 0 60px var(--accent-glow);
  position: relative;
  z-index: 3;
  line-height: 1.3;
  bottom: -148px;
}
.eco-center span {
  font-size: 0.6875rem;
  opacity: 0.8;
  font-weight: 500;
}
.eco-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 500px;
  height: 500px;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  border: 1px dashed var(--diagram-line);
}
.eco-node {
  position: absolute;
  width: 130px;
  padding: var(--space-4);
  background: var(--surface-1);
  border-radius: var(--radius-lg);
  border: 2px solid;
  text-align: center;
  box-shadow: var(--shadow-lg);
  z-index: 4;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.eco-node:hover {
  transform: scale(1.05);
  box-shadow: var(--shadow-xl);
}
.eco-node--oem {
  border-color: var(--node-oem);
  top: -30px;
  left: 50%;
  transform: translateX(-50%);
}
.eco-node--oem:hover { transform: translateX(-50%) scale(1.05); }
.eco-node--dist {
  border-color: var(--node-distributor);
  right: -40px;
  top: 50%;
  transform: translateY(-50%);
}
.eco-node--dist:hover { transform: translateY(-50%) scale(1.05); }
.eco-node--resell {
  border-color: var(--node-reseller);
  bottom: -30px;
  left: 50%;
  transform: translateX(-50%);
}
.eco-node--resell:hover { transform: translateX(-50%) scale(1.05); }
.eco-node--tp {
  border-color: var(--node-thirdparty);
  left: -40px;
  top: 50%;
  transform: translateY(-50%);
}
.eco-node--tp:hover { transform: translateY(-50%) scale(1.05); }

.eco-node__icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-2);
  font-size: 1rem;
}
.eco-node--oem .eco-node__icon { background: rgba(59, 130, 246, 0.1); color: var(--node-oem); }
.eco-node--dist .eco-node__icon { background: rgba(6, 182, 212, 0.1); color: var(--node-distributor); }
.eco-node--resell .eco-node__icon { background: rgba(16, 185, 129, 0.1); color: var(--node-reseller); }
.eco-node--tp .eco-node__icon { background: rgba(245, 158, 11, 0.1); color: var(--node-thirdparty); }

.eco-node__title {
  font-size: 15px;
  font-weight: 700;
  margin-bottom: var(--space-1);
}
.eco-node__desc {
  font-size: 0.6875rem;
  color: var(--text-tertiary);
  line-height: 1.4;
}

/* Connection lines (SVG) */
.eco-lines {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 2;
}

/* ═══════════════════════════════════════
   AI SECTION
   ═══════════════════════════════════════ */
.ai-workspace {
  background: var(--bg-elevated);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl), var(--shadow-glow);
  overflow: hidden;
  max-width: 56rem;
  margin: 0 auto;
}
.ai-workspace__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-6);
  border-bottom: 1px solid var(--border-primary);
  background: var(--surface-2);
}
.ai-workspace__title {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--text-primary);
}
.ai-workspace__title svg {
  width: 18px;
  height: 18px;
  color: var(--accent-primary);
}
.ai-workspace__body {
  padding: var(--space-6);
}

.ai-prompt-area {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  padding: var(--space-4);
  background: var(--surface-2);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-6);
}
.ai-prompt-area__avatar {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-md);
  background: var(--accent-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: black;
  font-size: 0.75rem;
  font-weight: 700;
  flex-shrink: 0;
}
.ai-prompt-area__content {
  flex: 1;
}
.ai-prompt-area__text {
  font-size: 0.875rem;
  color: var(--text-primary);
  line-height: 1.6;
  font-family: var(--font-mono);
}
.ai-prompt-area__text--typing {
  color: var(--text-secondary);
}

.ai-response {
  background: var(--surface-2);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  margin-bottom: var(--space-4);
}
.ai-response__header {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--text-accent);
}
.ai-response__header svg {
  width: 14px;
  height: 14px;
}
.ai-response__content {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

.ai-suggestions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}
.ai-suggestion {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  background: var(--surface-2);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-full);
  font-size: 15px;
  color: var(--text-secondary);
  transition: all var(--transition-fast);
  cursor: pointer;
}
.ai-suggestion:hover {
  background: var(--surface-hover);
  color: var(--text-primary);
  border-color: var(--accent-primary);
}
.ai-suggestion svg {
  width: 14px;
  height: 14px;
  color: var(--accent-primary);
}

/* ═══════════════════════════════════════
   FEATURE CARDS / CAPABILITY GRID
   ═══════════════════════════════════════ */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-4);
}
.feature-card {
  background: var(--surface-1);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: opacity var(--transition-base);
}
.feature-card:hover {
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}
.feature-card:hover::before {
  opacity: 1;
}
.feature-card__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  background: var(--gold-50);
  color: var(--gold-600);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  font-size: 1.125rem;
}
[data-theme="dark"] .feature-card__icon {
  background: rgba(251, 176, 64, 0.12);
  color: var(--gold-400);
}
.feature-card__title {
  font-size: 17px;
  font-weight: 600;
  margin-bottom: var(--space-2);
  color: var(--text-primary);
}
.feature-card__desc {
  font-size: 15px;
  color: var(--text-tertiary);
  line-height: 1.5;
}

/* ═══════════════════════════════════════
   ROLE CARDS
   ═══════════════════════════════════════ */
.role-cards {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-6);
}
.role-card {
  background: var(--surface-1);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-6);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}
.role-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--role-color, var(--accent-gradient));
}
.role-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}
.role-card--oem { --role-color: var(--node-oem); }
.role-card--dist { --role-color: var(--node-distributor); }
.role-card--resell { --role-color: var(--node-reseller); }
.role-card--tp { --role-color: var(--node-thirdparty); }

.role-card__icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-4);
  font-size: 1.25rem;
}
.role-card--oem .role-card__icon { background: rgba(59, 130, 246, 0.1); color: var(--node-oem); }
.role-card--dist .role-card__icon { background: rgba(6, 182, 212, 0.1); color: var(--node-distributor); }
.role-card--resell .role-card__icon { background: rgba(16, 185, 129, 0.1); color: var(--node-reseller); }
.role-card--tp .role-card__icon { background: rgba(245, 158, 11, 0.1); color: var(--node-thirdparty); }

.role-card__badge {
  display: inline-block;
  padding: 0.2rem 0.6rem;
  font-size: 14px;
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
}
.role-card--oem .role-card__badge { background: rgba(59, 130, 246, 0.1); color: var(--node-oem); }
.role-card--dist .role-card__badge { background: rgba(6, 182, 212, 0.1); color: var(--node-distributor); }
.role-card--resell .role-card__badge { background: rgba(16, 185, 129, 0.1); color: var(--node-reseller); }
.role-card--tp .role-card__badge { background: rgba(245, 158, 11, 0.1); color:#b77716; }

.role-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: var(--space-2);
}
.role-card__desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-6);
}
.role-card__features {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.role-card__feature {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.4;
}
.role-card__feature svg {
  width: 16px;
  height: 16px;
  color: var(--emerald-500);
  flex-shrink: 0;
  margin-top: 1px;
}
.role-card__cta {
  margin-top: var(--space-6);
  padding-top: var(--space-6);
  border-top: 1px solid var(--border-primary);
}

/* ═══════════════════════════════════════
   DIFFERENTIATOR SECTION
   ═══════════════════════════════════════ */
.compare-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  font-size: 0.875rem;
}
.compare-table thead {
  background: var(--surface-2);
}
.compare-table th {
  padding: var(--space-4) var(--space-6);
  font-weight: 600;
  text-align: left;
  border-bottom: 1px solid var(--border-primary);
  color: var(--text-primary);
}
.compare-table th:nth-child(3) {
  background: var(--gold-50);
  color: var(--gold-700);
}
[data-theme="dark"] .compare-table th:nth-child(3) {
  background: rgba(251, 176, 64, 0.1);
  color: var(--gold-300);
}
.compare-table td {
  padding: var(--space-3) var(--space-6);
  border-bottom: 1px solid var(--border-secondary);
  color: var(--text-secondary);
}
.compare-table td:nth-child(3) {
  background: rgba(251, 176, 64, 0.03);
}
[data-theme="dark"] .compare-table td:nth-child(3) {
  background: rgba(251, 176, 64, 0.04);
}
.compare-table tr:last-child td {
  border-bottom: none;
}
.compare-check {
  color: var(--emerald-500);
  font-weight: 600;
}
.compare-cross {
  color: var(--text-tertiary);
}
.compare-partial {
  color: var(--amber-500);
  font-weight: 500;
}

/* ═══════════════════════════════════════
   DASHBOARD PREVIEW SECTION
   ═══════════════════════════════════════ */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-4);
}
.dashboard-panel {
  background: var(--surface-1);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all var(--transition-base);
}
.dashboard-panel:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}
.dashboard-panel--wide {
  grid-column: span 2;
}
.dashboard-panel--tall {
  grid-row: span 2;
}
.dashboard-panel__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--border-primary);
}
.dashboard-panel__title {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}
.dashboard-panel__badge {
  font-size: 0.6875rem;
  padding: 0.15rem 0.5rem;
  border-radius: var(--radius-full);
  background: var(--emerald-500);
  color: white;
  font-weight: 600;
}
.dashboard-panel__body {
  padding: var(--space-4);
}

/* Mock chart bars */
.chart-bars {
  display: flex;
  align-items: flex-end;
  gap: var(--space-2);
  height: 120px;
}
.chart-bar {
  flex: 1;
  border-radius: var(--radius-sm) var(--radius-sm) 0 0;
  background: var(--gold-100);
  transition: height 1s ease-out;
}
[data-theme="dark"] .chart-bar {
  background: var(--gold-900);
}
.chart-bar--active {
  background: var(--accent-gradient);
}

/* Mock list */
.mock-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.mock-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  background: var(--surface-2);
  font-size: 15px;
}
.mock-list-item__label {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--text-secondary);
}
.mock-list-item__dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
}
.mock-list-item__value {
  font-weight: 600;
  color: var(--text-primary);
}

/* Status dots */
.status-dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; }
.status-dot--green { background: var(--emerald-500); }
.status-dot--yellow { background: var(--amber-500); }
.status-dot--red { background: var(--rose-500); }
.status-dot--blue { background: var(--blue-500); }

/* Progress ring mock */
.progress-ring {
  width: 80px;
  height: 80px;
  margin: 0 auto;
}

/* ═══════════════════════════════════════
   CTA BANNER
   ═══════════════════════════════════════ */
.cta-banner {
  background: var(--accent-gradient);
  border-radius: var(--radius-2xl);
  padding: var(--space-16) var(--space-8);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(255,255,255,0.1) 0%, transparent 40%),
    radial-gradient(circle at 80% 50%, rgba(255,255,255,0.05) 0%, transparent 40%);
  pointer-events: none;
}
.cta-banner > * { position: relative; z-index: 1; }
.cta-banner__title {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
  font-weight: 800;
  color: black;
  margin-bottom: var(--space-4);
  letter-spacing: -0.025em;
}
.cta-banner__desc {
  font-size: 1.125rem;
  color: rgba(0,0,0,1);
  max-width: 36rem;
  margin: 0 auto var(--space-8);
  line-height: 1.6;
}
.cta-banner__actions {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}
.cta-banner .btn--white {
  background: white;
  color: var(--gold-700);
  font-weight: 600;
}
.cta-banner .btn--white:hover {
  background: rgba(255,255,255,0.9);
  box-shadow: var(--shadow-lg);
}
.cta-banner .btn--ghost-white {
  color: rgba(0,0,0,0.8);
  border: 1px solid rgba(0,0,0,0.25);
}
.cta-banner .btn--ghost-white:hover {
  background: rgba(0,0,0,0.08);
  border-color: rgba(0,0,0,0.35);
}

/* ═══════════════════════════════════════
   CONTACT FORM
   ═══════════════════════════════════════ */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: start;
}
.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}
.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}
.contact-info__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
  background: var(--gold-50);
  color: var(--gold-600);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
[data-theme="dark"] .contact-info__icon {
  background: rgba(251, 176, 64, 0.12);
  color: var(--gold-400);
}
.contact-info__icon svg { width: 20px; height: 20px; }
.contact-info__label {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}
.contact-info__text {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}
.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.form-label {
  font-size: 15px;
  font-weight: 600;
  color: var(--text-primary);
}
.form-input, .form-textarea, .form-select {
  padding: var(--space-3) var(--space-4);
  background: var(--surface-1);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  color: var(--text-primary);
  font-size: 0.875rem;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-input:focus, .form-textarea:focus, .form-select:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px var(--accent-glow);
}
.form-input::placeholder, .form-textarea::placeholder {
  color: var(--text-tertiary);
}
.form-textarea {
  resize: vertical;
  min-height: 120px;
}
.form-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2394A3B8' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  padding-right: 36px;
}

/* ── Form Validation ── */
.validation-message,
div.validation-message {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.775rem;
  font-weight: 500;
  color: #e03131;
  margin-top: 0.15rem;
  line-height: 1.4;
}
.validation-message::before {
  content: '';
  display: inline-block;
  flex-shrink: 0;
  width: 14px;
  height: 14px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23e03131' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cline x1='12' y1='8' x2='12' y2='12'/%3E%3Cline x1='12' y1='16' x2='12.01' y2='16'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-size: contain;
}
.form-input.invalid,
.form-textarea.invalid,
.form-select.invalid,
.form-input[aria-invalid="true"],
.form-textarea[aria-invalid="true"],
.form-select[aria-invalid="true"] {
  border-color: #e03131;
  box-shadow: 0 0 0 3px rgba(224, 49, 49, 0.12);
}
.form-input.invalid:focus,
.form-textarea.invalid:focus,
.form-select.invalid:focus,
.form-input[aria-invalid="true"]:focus,
.form-textarea[aria-invalid="true"]:focus,
.form-select[aria-invalid="true"]:focus {
  border-color: #e03131;
  box-shadow: 0 0 0 3px rgba(224, 49, 49, 0.18);
}
:root[data-theme="dark"] .validation-message,
:root[data-theme="dark"] div.validation-message {
  color: #ff6b6b;
}
:root[data-theme="dark"] .validation-message::before {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%23ff6b6b' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Ccircle cx='12' cy='12' r='10'/%3E%3Cline x1='12' y1='8' x2='12' y2='12'/%3E%3Cline x1='12' y1='16' x2='12.01' y2='16'/%3E%3C/svg%3E");
}
:root[data-theme="dark"] .form-input.invalid,
:root[data-theme="dark"] .form-textarea.invalid,
:root[data-theme="dark"] .form-select.invalid,
:root[data-theme="dark"] .form-input[aria-invalid="true"],
:root[data-theme="dark"] .form-textarea[aria-invalid="true"],
:root[data-theme="dark"] .form-select[aria-invalid="true"] {
  border-color: #ff6b6b;
  box-shadow: 0 0 0 3px rgba(255, 107, 107, 0.15);
}

/* ═══════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════ */
/* ── Footer is always dark regardless of theme ── */
.footer {
  border-top: 1px solid #1E293B;
  background: #0D1117;
  padding: var(--space-16) 0 var(--space-8);
}
.footer__grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: var(--space-10);
  margin-bottom: var(--space-12);
}
.footer__brand {
  max-width: 280px;
}
.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-weight: 800;
  font-size: 1.125rem;
  color: #F1F5F9;
  margin-bottom: var(--space-4);
}
.footer__logo-img {
  height: 28px;
  width: auto;
}
.footer__logo-icon {
  width: 28px;
  height: 28px;
  background: var(--accent-gradient);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: 900;
  font-size: 0.625rem;
}
.footer__desc {
  font-size: 15px;
  color: #abb6c5;
  line-height: 1.6;
  margin-bottom: var(--space-6);
}
.footer__social {
  display: flex;
  gap: var(--space-3);
}
.footer__social-link {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: #1E293B;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #abb6c5;
  transition: all var(--transition-fast);
}
.footer__social-link:hover {
  background: #334155;
  color: #F1F5F9;
}
.footer__social-link svg { width: 16px; height: 16px; }

.footer__col-title {
  font-size: 15px;
  font-weight: 600;
  color: #F1F5F9;
  margin-bottom: var(--space-4);
}
.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.footer__link {
  font-size: 15px;
  color: #abb6c5;
  transition: color var(--transition-fast);
}
.footer__link:hover {
  color: #F1F5F9;
}

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-8);
  border-top: 1px solid #1E293B;
  font-size: 15px;
  color: #abb6c5;
}
.footer__bottom-links {
  display: flex;
  gap: var(--space-6);
}
.footer__bottom-links a {
  color: #abb6c5;
  transition: color var(--transition-fast);
}
.footer__bottom-links a:hover {
  color: #F1F5F9;
}

/* ═══════════════════════════════════════
   PAGE HERO (Inner Pages)
   ═══════════════════════════════════════ */
.page-hero {
  padding-top: calc(var(--header-height) + var(--space-16));
  padding-bottom: var(--space-12);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.page-hero__bg {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  pointer-events: none;
}
.page-hero__bg::before {
  content: '';
  position: absolute;
  top: -200px;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 500px;
  background: radial-gradient(ellipse at center, var(--accent-glow) 0%, transparent 60%);
}
.page-hero > * { position: relative; z-index: 1; }

/* ═══════════════════════════════════════
   LIGHT-THEME PAGE GRADIENTS
   ═══════════════════════════════════════ */

/* Index / Home — Gold */
[data-theme="light"] .index-page {
  background:
    radial-gradient(ellipse at 15% 0%, rgba(251, 176, 64, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 85% 15%, rgba(217, 171, 89, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(232, 211, 172, 0.04) 0%, transparent 40%),
    var(--bg-primary);
}
[data-theme="light"] .index-page .page-hero__bg::before {
  width: 1000px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(251, 176, 64, 0.12) 0%, rgba(217, 171, 89, 0.06) 40%, transparent 70%);
}
[data-theme="light"] .index-page .section--alt {
  background: linear-gradient(180deg, rgba(251, 176, 64, 0.03) 0%, rgba(241, 245, 249, 0.8) 100%);
}

/* Platform — Gold */
[data-theme="light"] .platform-page {
  background:
    radial-gradient(ellipse at 25% 0%, rgba(251, 176, 64, 0.07) 0%, transparent 50%),
    radial-gradient(ellipse at 75% 25%, rgba(217, 171, 89, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 40% 100%, rgba(232, 211, 172, 0.04) 0%, transparent 40%),
    var(--bg-primary);
}
[data-theme="light"] .platform-page .page-hero__bg::before {
  width: 1000px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(251, 176, 64, 0.1) 0%, rgba(217, 171, 89, 0.05) 40%, transparent 70%);
}
[data-theme="light"] .platform-page .section--alt {
  background: linear-gradient(180deg, rgba(251, 176, 64, 0.03) 0%, rgba(241, 245, 249, 0.8) 100%);
}

/* Solutions — Gold + Cyan */
[data-theme="light"] .solutions-page {
  background:
    radial-gradient(ellipse at 20% 0%, rgba(251, 176, 64, 0.07) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(6, 182, 212, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(217, 171, 89, 0.04) 0%, transparent 40%),
    var(--bg-primary);
}
[data-theme="light"] .solutions-page .page-hero__bg::before {
  width: 1000px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(251, 176, 64, 0.1) 0%, rgba(6, 182, 212, 0.05) 40%, transparent 70%);
}
[data-theme="light"] .solutions-page .section--alt {
  background: linear-gradient(180deg, rgba(251, 176, 64, 0.03) 0%, rgba(241, 245, 249, 0.8) 100%);
}

/* OEM — Blue (node-oem) */
[data-theme="light"] .oem-page {
  background:
    radial-gradient(ellipse at 20% 0%, rgba(59, 130, 246, 0.09) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(96, 165, 250, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(59, 130, 246, 0.05) 0%, transparent 40%),
    var(--bg-primary);
}
[data-theme="light"] .oem-page .page-hero__bg::before {
  width: 1000px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(59, 130, 246, 0.14) 0%, rgba(96, 165, 250, 0.06) 40%, transparent 70%);
}
[data-theme="light"] .oem-page .section--alt {
  background: linear-gradient(180deg, rgba(59, 130, 246, 0.04) 0%, rgba(241, 245, 249, 0.8) 100%);
}

/* Distributor — Cyan (node-distributor) */
[data-theme="light"] .distributor-page {
  background:
    radial-gradient(ellipse at 20% 0%, rgba(6, 182, 212, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(251, 176, 64, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(6, 182, 212, 0.05) 0%, transparent 40%),
    var(--bg-primary);
}
[data-theme="light"] .distributor-page .page-hero__bg::before {
  width: 1000px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(6, 182, 212, 0.12) 0%, rgba(251, 176, 64, 0.06) 40%, transparent 70%);
}
[data-theme="light"] .distributor-page .section--alt {
  background: linear-gradient(180deg, rgba(6, 182, 212, 0.04) 0%, rgba(241, 245, 249, 0.8) 100%);
}

/* Reseller — Emerald (node-reseller) */
[data-theme="light"] .reseller-page {
  background:
    radial-gradient(ellipse at 20% 0%, rgba(16, 185, 129, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(6, 182, 212, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(16, 185, 129, 0.05) 0%, transparent 40%),
    var(--bg-primary);
}
[data-theme="light"] .reseller-page .page-hero__bg::before {
  width: 1000px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(16, 185, 129, 0.12) 0%, rgba(6, 182, 212, 0.05) 40%, transparent 70%);
}
[data-theme="light"] .reseller-page .section--alt {
  background: linear-gradient(180deg, rgba(16, 185, 129, 0.04) 0%, rgba(241, 245, 249, 0.8) 100%);
}

/* Third-Party — Gold (node-thirdparty) */
[data-theme="light"] .thirdparty-page {
  background:
    radial-gradient(ellipse at 20% 0%, rgba(217, 171, 89, 0.07) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 20%, rgba(251, 176, 64, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(232, 211, 172, 0.04) 0%, transparent 40%),
    var(--bg-primary);
}
[data-theme="light"] .thirdparty-page .page-hero__bg::before {
  width: 1000px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(217, 171, 89, 0.1) 0%, rgba(251, 176, 64, 0.05) 40%, transparent 70%);
}
[data-theme="light"] .thirdparty-page .section--alt {
  background: linear-gradient(180deg, rgba(217, 171, 89, 0.03) 0%, rgba(241, 245, 249, 0.8) 100%);
}

/* AI Experience — Gold */
[data-theme="light"] .ai-page {
  background:
    radial-gradient(ellipse at 15% 0%, rgba(251, 176, 64, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 85% 15%, rgba(217, 171, 89, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(232, 211, 172, 0.05) 0%, transparent 40%),
    var(--bg-primary);
}
[data-theme="light"] .ai-page .page-hero__bg::before {
  width: 1000px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(251, 176, 64, 0.12) 0%, rgba(217, 171, 89, 0.06) 40%, transparent 70%);
}
[data-theme="light"] .ai-page .section--alt {
  background: linear-gradient(180deg, rgba(251, 176, 64, 0.03) 0%, rgba(241, 245, 249, 0.8) 100%);
}

/* About — Gold */
[data-theme="light"] .about-page {
  background:
    radial-gradient(ellipse at 20% 0%, rgba(251, 176, 64, 0.07) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 15%, rgba(217, 171, 89, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(232, 211, 172, 0.04) 0%, transparent 40%),
    var(--bg-primary);
}
[data-theme="light"] .about-page .page-hero__bg::before {
  width: 1000px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(251, 176, 64, 0.1) 0%, rgba(217, 171, 89, 0.05) 40%, transparent 70%);
}
[data-theme="light"] .about-page .section--alt {
  background: linear-gradient(180deg, rgba(251, 176, 64, 0.03) 0%, rgba(241, 245, 249, 0.8) 100%);
}

/* Contact — Gold */
[data-theme="light"] .contact-page {
  background:
    radial-gradient(ellipse at 20% 0%, rgba(251, 176, 64, 0.07) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 15%, rgba(217, 171, 89, 0.05) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 100%, rgba(232, 211, 172, 0.04) 0%, transparent 40%),
    var(--bg-primary);
}
[data-theme="light"] .contact-page .page-hero__bg::before {
  width: 1000px;
  height: 600px;
  background: radial-gradient(ellipse at center, rgba(251, 176, 64, 0.1) 0%, rgba(217, 171, 89, 0.05) 40%, transparent 70%);
}
[data-theme="light"] .contact-page .section--alt {
  background: linear-gradient(180deg, rgba(251, 176, 64, 0.03) 0%, rgba(241, 245, 249, 0.8) 100%);
}

/* ═══════════════════════════════════════
   PROCESS / STEPS
   ═══════════════════════════════════════ */
.process-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: var(--space-8);
  counter-reset: step;
  position: relative;
}
.process-steps::before {
  content: '';
  position: absolute;
  top: 24px; /* vertically centers on the 48px circles */
  left: 10%;
  right: 10%;
  height: 2px;
  background: linear-gradient(90deg,
    var(--border-primary) 0%,
    var(--accent-primary) 30%,
    var(--accent-primary) 70%,
    var(--border-primary) 100%);
  z-index: 0;
}
.process-step {
  text-align: center;
  counter-increment: step;
  position: relative;
  z-index: 1;
}
.process-step__num {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--accent-gradient);
  color: black;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
  position: relative;
  z-index: 2;
  box-shadow: 0 0 0 4px var(--bg-primary), 0 0 0 6px var(--accent-primary);
  flex-shrink: 0;
}
.process-step__num svg {
  display: block;
  stroke: currentColor;
  flex-shrink: 0;
}
.process-step__title {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
}
.process-step__desc {
  font-size: 15px;
  color: var(--text-tertiary);
  line-height: 1.5;
}

/* ═══════════════════════════════════════
   TABS
   ═══════════════════════════════════════ */
.tabs {
  display: flex;
  gap: var(--space-1);
  background: var(--surface-3);
  padding: 4px;
  border-radius: var(--radius-lg);
  overflow-x: auto;
}
.tab {
  padding: var(--space-2) var(--space-4);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  cursor: pointer;
  white-space: nowrap;
}
.tab.active {
  background: var(--surface-1);
  color: var(--text-primary);
  box-shadow: var(--shadow-sm);
}
.tab:hover:not(.active) {
  color: var(--text-primary);
}
.tab-panel {
  display: none;
}
.tab-panel.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); } 
}

/* ═══════════════════════════════════════
   SOLUTION CARD (Solutions page)
   ═══════════════════════════════════════ */
.solution-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-10);
  align-items: center;
  padding: var(--space-10) 0;
  border-bottom: 1px solid var(--border-primary);
}
.solution-card:nth-child(even) {
  direction: rtl;
}
.solution-card:nth-child(even) > * {
  direction: ltr;
}
.solution-card:last-child {
  border-bottom: none;
}
.solution-card__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}
.solution-card__num {
  font-size: 0.6875rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-accent);
  font-weight: 700;
}
.solution-card__visual {
  background: var(--surface-2);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  min-height: 240px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ═══════════════════════════════════════
   ROLE PAGE HERO FEATURES
   ═══════════════════════════════════════ */
.role-feature-list {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-6);
}
.role-feature {
  display: flex;
  gap: var(--space-4);
  padding: var(--space-6);
  background: var(--surface-1);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
}
.role-feature:hover {
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}
.role-feature__icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.25rem;
}
.role-feature__title {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: var(--space-1);
}
.role-feature__desc {
  font-size: 15px;
  color: var(--text-tertiary);
  line-height: 1.5;
}

/* ═══════════════════════════════════════
   AI PAGE — Prompt Categories
   ═══════════════════════════════════════ */
.prompt-category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-4);
}
.prompt-category {
  background: var(--surface-1);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all var(--transition-base);
}
.prompt-category:hover {
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-card-hover);
}
.prompt-category__icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-md);
  background: var(--gold-50);
  color: var(--gold-600);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-3);
  font-size: 1rem;
}
[data-theme="dark"] .prompt-category__icon {
  background: rgba(251, 176, 64, 0.12);
  color: var(--gold-400);
}
.prompt-category__title {
  font-size: 0.9375rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
}
.prompt-category__examples {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.prompt-category__example {
  font-size: 15px;
  color: var(--text-tertiary);
  line-height: 1.4;
  padding-left: var(--space-3);
  border-left: 2px solid var(--border-primary);
}
 
/* ═══════════════════════════════════════
   ANIMATIONS
   ═══════════════════════════════════════ */

/* Only hide elements when JS is confirmed running — prevents blank pages */
.js-ready .fade-up {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-up.visible {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

.js-ready .stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}
.stagger.visible > *:nth-child(1) { transition-delay: 0s; }
.stagger.visible > *:nth-child(2) { transition-delay: 0.08s; }
.stagger.visible > *:nth-child(3) { transition-delay: 0.16s; }
.stagger.visible > *:nth-child(4) { transition-delay: 0.24s; }
.stagger.visible > *:nth-child(5) { transition-delay: 0.32s; }
.stagger.visible > *:nth-child(6) { transition-delay: 0.4s; }
.stagger.visible > *:nth-child(7) { transition-delay: 0.48s; }
.stagger.visible > *:nth-child(8) { transition-delay: 0.56s; }
.stagger.visible > *:nth-child(9) { transition-delay: 0.64s; }
.stagger.visible > *:nth-child(10) { transition-delay: 0.72s; }
.stagger.visible > *:nth-child(11) { transition-delay: 0.8s; }
.stagger.visible > *:nth-child(12) { transition-delay: 0.88s; }
.stagger.visible > *:nth-child(13) { transition-delay: 0.96s; }
.stagger.visible > *:nth-child(14) { transition-delay: 1.04s; }
.stagger.visible > *:nth-child(15) { transition-delay: 1.12s; }
.stagger.visible > *:nth-child(16) { transition-delay: 1.2s; }
.stagger.visible > * {
  opacity: 1;
  transform: translateY(0);
}

/* Pulse animation for ecosystem */
@keyframes eco-pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.03); }
}

/* Float animation */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* Orbit animation */
@keyframes orbit-pulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.8; }
}

/* ═══════════════════════════════════════
   RESPONSIVE — Tablet
   ═══════════════════════════════════════ */
@media (max-width: 1024px) {
  .header__nav {
    display: none;
  }
  .mega-panel {
    display: none;
  }
  .mobile-menu-btn {
    display: flex;
  }

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

  .hero__preview-body {
    grid-template-columns: 1fr;
  }
  .hero__preview-sidebar {
    border-right: none;
    padding-right: 0;
    border-bottom: 1px solid var(--border-primary);
    padding-bottom: var(--space-4);
    flex-direction: row;
    flex-wrap: wrap;
    gap: var(--space-2);
  }
  .sidebar-section-title {
    width: 100%;
    padding: var(--space-2) var(--space-3) 0;
  }

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

  .dashboard-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .dashboard-panel--wide {
    grid-column: span 1;
  }

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

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

  .evolution-timeline {
    flex-direction: column;
    gap: var(--space-6);
  }
  .evolution-timeline::before {
    top: 0;
    bottom: 0;
    left: 24px;
    right: auto;
    width: 2px;
    height: 100%;
    transform: none;
  }
  .evo-step {
    padding: 0 0 0 var(--space-16);
    text-align: left;
  }
  .evo-step__dot {
    left: 24px;
    top: 8px;
    transform: translate(-50%, 0);
  }
  .evo-step__label {
    position: static;
    transform: none;
    margin-bottom: var(--space-1);
  }

  .ecosystem-diagram {
    max-width: 100%;
    overflow-x: auto;
    padding: var(--space-8) var(--space-4);
  }

  .contact-layout {
    grid-template-columns: 1fr;
  }

  .solution-card {
    grid-template-columns: 1fr;
  }
  .solution-card:nth-child(even) {
    direction: ltr;
  }
}

/* ═══════════════════════════════════════
   RESPONSIVE — Mobile
   ═══════════════════════════════════════ */
@media (max-width: 640px) {
  .container {
    padding: 0 var(--space-4);
  }

  .section {
    padding: var(--space-16) 0;
  }
  .section--lg {
    padding: var(--space-20) 0;
  }

  .grid-2, .grid-3, .grid-4 {
    grid-template-columns: 1fr;
  }

  .hero {
    padding-top: calc(var(--header-height) + var(--space-10));
    padding-bottom: var(--space-10);
  }
  .hero__actions {
    flex-direction: column;
    width: 100%;
  }
  .hero__actions .btn {
    width: 100%;
  }
  .hero__preview {
    border-radius: var(--radius-lg);
  }
  .dash-cards {
    grid-template-columns: 1fr;
  }

  .problem-flow {
    grid-template-columns: 1fr;
  }

  .process-steps::before {
    display: none;
  }

  .role-cards {
    grid-template-columns: 1fr;
  }

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

  .footer__grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer__bottom {
    flex-direction: column;
    gap: var(--space-4);
    text-align: center;
  }

  .cta-banner {
    padding: var(--space-10) var(--space-6);
    border-radius: var(--radius-xl);
  }

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

  .compare-table {
    font-size: 0.75rem;
  }
  .compare-table th,
  .compare-table td {
    padding: var(--space-2) var(--space-3);
  }

  .eco-ring {
    width: 320px;
    height: 320px;
  }
  .eco-center {
    width: 100px;
    height: 100px;
    font-size: 0.6875rem;
  }
  .eco-node {
    width: 100px;
    padding: var(--space-2);
  }
  .eco-node__title {
    font-size: 0.6875rem;
  }
  .eco-node__desc {
    display: none;
  }
  .eco-node__icon {
    width: 28px;
    height: 28px;
    font-size: 0.8rem;
  }

  .ai-workspace__body {
    padding: var(--space-4);
  }
  .ai-prompt-area {
    flex-direction: column;
  }

  .hero__preview-header {
    padding: var(--space-2) var(--space-3);
  }
  .hero__preview-body {
    padding: var(--space-4);
    min-height: auto;
  }

  .header__actions .btn--ghost,
  .header__actions .btn--primary {
    display: none;
  }
  .header__actions .theme-toggle {
    display: flex;
  }
}

/* ═══════════════════════════════════════
   UTILITY CLASSES
   ═══════════════════════════════════════ */
.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;
}

.text-gradient {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.divider {
  height: 1px;
  background: var(--border-primary);
  margin: var(--space-8) 0;
}

/* Scroll to Top Button */
.scroll-top {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  background: var(--accent-gradient);
  color: black;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  box-shadow: var(--shadow-lg), 0 0 20px var(--accent-glow);
  z-index: var(--z-overlay);
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px);
  transition: opacity var(--transition-base), visibility var(--transition-base), transform var(--transition-base);
  cursor: pointer;
}
.scroll-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}
.scroll-top:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl), 0 0 30px var(--accent-glow);
}
.scroll-top:active {
  transform: translateY(0);
}
.scroll-top svg {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}
.scroll-top__text {
  font-size: 15px;
  font-weight: 600;
  line-height: 1;
  white-space: nowrap;
}

/* Scroll snap for mobile carousels */
.scroll-snap {
  overflow-x: auto;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.scroll-snap::-webkit-scrollbar { display: none; }
.scroll-snap > * {
  scroll-snap-align: start;
}

/* Skeleton loading */
.skeleton {
  background: linear-gradient(90deg, var(--surface-2) 25%, var(--surface-3) 50%, var(--surface-2) 75%);
  background-size: 200% 100%;
  animation: skeleton-loading 1.5s infinite;
  border-radius: var(--radius-md);
}
@keyframes skeleton-loading {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Gradient border util */
.gradient-border {
  position: relative;
  border: 1px solid transparent;
  background-clip: padding-box;
}
.gradient-border::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: var(--accent-gradient);
  z-index: -1;
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask-composite: exclude;
  -webkit-mask-composite: xor;
  padding: 1px;
}

/* Platform architecture visual block */
.arch-block {
  background: var(--surface-2);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  text-align: center;
}
.arch-block__title {
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: var(--space-2);
}
.arch-block__desc {
  font-size: 15px;
  color: var(--text-tertiary);
}

.arch-arrow {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-tertiary);
  padding: var(--space-2) 0;
}
.arch-arrow svg {
  width: 24px;
  height: 24px;
}

/* Network effect blocks */
.network-layer {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  background: var(--surface-1);
  margin-bottom: var(--space-3);
  transition: all var(--transition-base);
}
.network-layer:hover {
  border-color: var(--accent-primary);
  background: var(--surface-hover);
}
.network-layer__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-size: 1.125rem;
}
.network-layer__title {
  font-size: 0.9375rem;
  font-weight: 600;
}
.network-layer__desc {
  font-size: 15px;
  color: var(--text-tertiary);
}

/* Info box */
.info-box {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-5);
  background: var(--gold-50);
  border: 1px solid var(--gold-200);
  border-radius: var(--radius-lg);
  color: var(--gold-800);
}

.success-box {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding: var(--space-5);
  background: rgba(16, 185, 129, 0.08);
  border: 1px solid rgba(16, 185, 129, 0.35);
  border-radius: var(--radius-lg);
  color: #065f46;
}
[data-theme="dark"] .success-box {
  background: rgba(16, 185, 129, 0.1);
  border-color: rgba(16, 185, 129, 0.3);
  color: #6ee7b7;
}
.success-box svg {
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--node-reseller);
}
[data-theme="dark"] .success-box svg {
  color: #6ee7b7;
}
.success-box__text {
  font-size: 0.875rem;
  line-height: 1.6;
}
.success-box__text strong {
  display: block;
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: var(--space-1);
}
[data-theme="dark"] .info-box {
  background: rgba(251, 176, 64, 0.08);
  border-color: rgba(251, 176, 64, 0.2);
  color: var(--gold-300);
}
.info-box svg { width: 20px; height: 20px; flex-shrink: 0; margin-top: 2px; }
.info-box__text { font-size: 0.875rem; line-height: 1.6; }

/* ═══════════════════════════════════════
   COOKIE CONSENT BANNER
   ═══════════════════════════════════════ */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 9000;
  background: var(--surface-1);
  border-top: 1px solid var(--border-primary);
  box-shadow: 0 -4px 24px rgba(0,0,0,0.12);
  padding: var(--space-4) 0;
  animation: cookieBannerIn 0.35s ease;
}
@keyframes cookieBannerIn {
  from { transform: translateY(100%); opacity: 0; }
  to   { transform: translateY(0);    opacity: 1; }
}
.cookie-banner__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-6);
  flex-wrap: wrap;
}
.cookie-banner__body {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  flex: 1;
  min-width: 260px;
}
.cookie-banner__icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 2px;
}
.cookie-banner__title {
  font-weight: 700;
  font-size: 0.9375rem;
  color: var(--text-primary);
  margin: 0 0 var(--space-1);
}
.cookie-banner__desc {
  font-size: 15px;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.55;
}
.cookie-banner__link {
  color: var(--accent-primary, var(--indigo-600));
  text-decoration: underline;
}
.cookie-banner__actions {
  display: flex;
  gap: var(--space-2);
  flex-wrap: wrap;
  align-items: center;
  flex-shrink: 0;
}

/* Dark mode adjustments */
[data-theme="dark"] .cookie-banner {
  box-shadow: 0 -4px 24px rgba(0,0,0,0.4);
}

/* ═══════════════════════════════════════
   COOKIE PREFERENCES MODAL
   ═══════════════════════════════════════ */
.cookie-modal {
  position: fixed;
  inset: 0;
  z-index: 9100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
}
.cookie-modal[hidden] { display: none; }
.cookie-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
}
.cookie-modal__dialog {
  position: relative;
  background: var(--surface-1);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl, 16px);
  box-shadow: 0 24px 80px rgba(0,0,0,0.2);
  width: 100%;
  max-width: 540px;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  animation: modalIn 0.25s ease;
}
@keyframes modalIn {
  from { transform: translateY(16px) scale(0.97); opacity: 0; }
  to   { transform: translateY(0) scale(1);       opacity: 1; }
}
.cookie-modal__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  border-bottom: 1px solid var(--border-primary);
}
.cookie-modal__title {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0;
}
.cookie-modal__close {
  background: none;
  border: none;
  font-size: 1.5rem;
  line-height: 1;
  color: var(--text-secondary);
  cursor: pointer;
  padding: var(--space-1);
  border-radius: var(--radius-sm);
  transition: color 0.15s, background 0.15s;
}
.cookie-modal__close:hover {
  color: var(--text-primary);
  background: var(--surface-hover);
}
.cookie-modal__body {
  overflow-y: auto;
  padding: var(--space-5) var(--space-6);
  flex: 1;
}
.cookie-modal__intro {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin: 0 0 var(--space-5);
}
.cookie-modal__footer {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-6);
  border-top: 1px solid var(--border-primary);
  flex-wrap: wrap;
}

/* ── Cookie Category Row ── */
.cookie-category {
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md, 10px);
  padding: var(--space-4);
  margin-bottom: var(--space-3);
}
.cookie-category:last-child { margin-bottom: 0; }
.cookie-category__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
}
.cookie-category__name {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}
.cookie-category__desc {
  font-size: 15px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* ── Toggle Switch ── */
.cookie-toggle {
  position: relative;
  flex-shrink: 0;
  cursor: pointer;
  display: inline-block;
  width: 44px;
  height: 24px;
}
.cookie-toggle input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}
.cookie-toggle__slider {
  position: absolute;
  inset: 0;
  background: var(--border-secondary, #cbd5e1);
  border-radius: 999px;
  transition: background 0.2s;
}
.cookie-toggle__slider::before {
  content: '';
  position: absolute;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: #fff;
  top: 3px;
  left: 3px;
  transition: transform 0.2s;
  box-shadow: 0 1px 3px rgba(0,0,0,0.2);
}
.cookie-toggle input:checked + .cookie-toggle__slider {
  background: var(--indigo-600, #4f46e5);
}
.cookie-toggle input:checked + .cookie-toggle__slider::before {
  transform: translateX(20px);
}
.cookie-toggle input:focus-visible + .cookie-toggle__slider {
  outline: 2px solid var(--indigo-500, #6366f1);
  outline-offset: 2px;
}
/* "Always On" badge */
.cookie-toggle--always-on {
  font-size: 0.6875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--emerald-600, #059669);
  background: rgba(5, 150, 105, 0.1);
  border-radius: 999px;
  padding: 2px 10px;
  white-space: nowrap;
  cursor: default;
  display: inline-flex;
  align-items: center;
}
[data-theme="dark"] .cookie-toggle--always-on {
  color: var(--emerald-400, #34d399);
  background: rgba(52, 211, 153, 0.1);
}

/* Responsive */
@media (max-width: 640px) {
  .cookie-banner__inner { flex-direction: column; align-items: stretch; }
  .cookie-banner__actions { justify-content: flex-end; }
  .cookie-modal__dialog { max-height: 95vh; }
  .cookie-modal__footer { justify-content: stretch; }
  .cookie-modal__footer .btn { flex: 1; }
}

/* ── Digital Experience: product → channels connector layout ── */
@media (max-width: 768px) {
  .dig-exp-layout {
    grid-template-columns: 1fr !important;
  }
  .dig-exp-connector {
    display: none !important;
  }
}

/* ── Legal / Policy Content ── */
.legal-content {
  max-width: 760px;
  margin: 0 auto;
}
.legal-content h2 {
  font-size: 1.375rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: var(--space-8) 0 var(--space-3);
}
.legal-content h3 {
  font-size: 1.0625rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: var(--space-6) 0 var(--space-2);
}
.legal-content p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: var(--space-4);
}
.legal-content ul {
  margin: 0 0 var(--space-4) var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.legal-content ul li {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
  list-style: disc;
}
.legal-content a { color: var(--indigo-600, #4f46e5); text-decoration: underline; }
[data-theme="dark"] .legal-content a { color: var(--indigo-400, #818cf8); }

/* Compliance scope / important notice callout */
.legal-notice {
  background: var(--surface-2);
  border-left: 4px solid var(--accent-primary, #f59e0b);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  padding: var(--space-4) var(--space-5);
  margin-bottom: var(--space-8);
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
}
.legal-notice strong {
  color: var(--text-primary);
  display: block;
  margin-bottom: var(--space-1);
}
[data-theme="dark"] .legal-notice {
  background: var(--surface-3);
}

.cookie-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  margin-bottom: var(--space-5);
  color: var(--text-secondary);
}
.cookie-table th, .cookie-table td {
  text-align: left;
  padding: var(--space-3) var(--space-4);
  border-bottom: 1px solid var(--border-primary);
}
.cookie-table th {
  font-weight: 600;
  color: var(--text-primary);
  background: var(--surface-2);
}
.cookie-table tr:last-child td { border-bottom: none; }
.cookie-table td:first-child { font-family: monospace; font-size: 15px; white-space: nowrap; }
@media (max-width: 600px) {
  .cookie-table { display: block; overflow-x: auto; }
}

/* ═══════════════════════════════════════
   PLATFORM PAGE — NEW SECTIONS
   ═══════════════════════════════════════ */

/* ── Platform Flow (Hero) ── */
.plat-flow {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-10) var(--space-4);
}
.plat-flow__track {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  flex-wrap: wrap;
  justify-content: center;
  width: 100%;
  max-width: 800px;
}
.plat-flow__node {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-6) var(--space-5);
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  min-width: 120px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.plat-flow__node:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-2xl);
}
.plat-flow__node--oem { border-color: var(--node-oem); }
.plat-flow__node--dist { border-color: var(--node-distributor); }
.plat-flow__node--resell { border-color: var(--node-reseller); }
.plat-flow__node--tp { border-color: var(--node-thirdparty); }
.plat-flow__node-glow {
  position: absolute;
  inset: -20px;
  pointer-events: none;
  border-radius: 50%;
  z-index: -1;
}
.plat-flow__icon {
  font-size: 1.75rem;
  line-height: 1;
}
.plat-flow__label {
  font-size: 0.875rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}
.plat-flow__sublabel {
  font-size: 13px;
  color: var(--text-tertiary);
  font-weight: 500;
}
.plat-flow__arrow {
  flex-shrink: 0;
  width: 60px;
  opacity: 0.6;
}
.plat-flow__arrow svg {
  width: 100%;
  height: auto;
}
.plat-flow__core {
  margin-top: var(--space-6);
}
.plat-flow__core-inner {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-6);
  background: var(--accent-gradient);
  border-radius: var(--radius-full);
  color: black;
  font-size: 0.875rem;
  font-weight: 700;
  letter-spacing: -0.01em;
  box-shadow: 0 8px 32px var(--accent-glow);
}

/* ── Problem Cards ── */
.problem-card {
  background: var(--surface-1);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all var(--transition-base);
  position: relative;
}
.problem-card:hover {
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-card-hover);
  transform: translateY(-2px);
}
.problem-card__num {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-accent);
  margin-bottom: var(--space-3);
  text-transform: uppercase;
}
.problem-card__title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
  letter-spacing: -0.01em;
}
.problem-card__desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  font-weight: 500;
}

/* ── Ecosystem Evolution Timeline ── */
.evo-timeline {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0;
}
.evo-item {
  background: var(--surface-1);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-8);
  width: 100%;
  text-align: center;
  transition: all var(--transition-base);
}
.evo-item--active {
  border-color: var(--accent-primary);
  background: var(--accent-gradient-subtle);
  box-shadow: var(--shadow-lg);
}
.evo-item__connector {
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-tertiary);
  padding: var(--space-2) 0;
}
.evo-item__connector svg {
  width: 24px;
  height: 24px;
}
.evo-item__era {
  font-size: 0.6875rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-tertiary);
  margin-bottom: var(--space-2);
}
.evo-item__title {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
  letter-spacing: -0.015em;
}
.evo-item__desc {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.65;
  font-weight: 500;
}

/* ── arch-block large variant ── */
.arch-block--lg {
  padding: var(--space-8);
}

/* ── Network Halo (Network Multiplier visual) ── */
.net-halo-wrap {
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: var(--space-16);
  width: 100%;
}
.net-halo {
  position: relative;
  width: 560px;
  height: 400px;
  max-width: 100%;
  color: var(--text-tertiary);
}
.net-halo__svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
}

/* Center core node */
.net-halo__center {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 80px;
  height: 80px;
  background: var(--accent-gradient);
  border-radius: 50%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  color: black;
  font-size: 0.5625rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  box-shadow: 0 0 0 8px rgba(251,176,64,0.12), 0 0 40px rgba(251,176,64,0.25);
  z-index: 10;
  animation: haloCorePulse 3s ease-in-out infinite;
}
@keyframes haloCorePulse {
  0%, 100% { box-shadow: 0 0 0 8px rgba(251,176,64,0.12), 0 0 40px rgba(251,176,64,0.25); }
  50%       { box-shadow: 0 0 0 16px rgba(251,176,64,0.06), 0 0 60px rgba(251,176,64,0.35); }
}

/* Participant nodes */
.net-halo__node {
  position: absolute;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  background: var(--surface-1);
  border: 2px solid var(--nc, var(--border-primary));
  border-radius: var(--radius-lg);
  padding: var(--space-3) var(--space-4);
  min-width: 80px;
  text-align: center;
  box-shadow: var(--shadow-md), 0 0 16px color-mix(in srgb, var(--nc, transparent) 20%, transparent);
  z-index: 8;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.net-halo__node:hover {
  transform: scale(1.08);
  box-shadow: var(--shadow-xl), 0 0 24px color-mix(in srgb, var(--nc, transparent) 30%, transparent);
}
.net-halo__node-icon { font-size: 1.25rem; line-height: 1; }
.net-halo__node-label {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-primary);
  white-space: nowrap;
}
.net-halo__node-sub {
  font-size: 0.625rem;
  color: var(--text-tertiary);
  font-weight: 500;
  white-space: nowrap;
}

/* Primary node positions */
.net-halo__node--top    { top: 0;   left: 50%; transform: translateX(-50%); }
.net-halo__node--right  { top: 50%; right: 0;  transform: translateY(-50%); }
.net-halo__node--bottom { bottom: 0; left: 50%; transform: translateX(-50%); }
.net-halo__node--left   { top: 50%; left: 0;   transform: translateY(-50%); }

/* Hover overrides for axis-positioned nodes */
.net-halo__node--top:hover    { transform: translateX(-50%) scale(1.08); }
.net-halo__node--right:hover  { transform: translateY(-50%) scale(1.08); }
.net-halo__node--bottom:hover { transform: translateX(-50%) scale(1.08); }
.net-halo__node--left:hover   { transform: translateY(-50%) scale(1.08); }

/* Secondary (smaller) nodes on outer ring */
.net-halo__node--sm {
  min-width: 44px;
  padding: var(--space-2);
  border-radius: 50%;
  opacity: 0.65;
  animation: haloNodeFloat 4s ease-in-out infinite;
}
.net-halo__node--tr { top: 18%;  right: 8%;  animation-delay: 0s; }
.net-halo__node--br { bottom: 18%; right: 8%; animation-delay: 1s; }
.net-halo__node--bl { bottom: 18%; left: 8%;  animation-delay: 2s; }
.net-halo__node--tl { top: 18%;  left: 8%;   animation-delay: 3s; }

@keyframes haloNodeFloat {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-6px); }
}

/* Stat strip under the diagram */
.net-halo__stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-6);
  margin-top: var(--space-8);
  padding: var(--space-5) var(--space-8);
  background: var(--surface-1);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  flex-wrap: wrap;
  width: 100%;
  max-width: 600px;
}
.net-halo__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-1);
  text-align: center;
}
.net-halo__stat-value {
  font-size: 0.9375rem;
  font-weight: 800;
  color: var(--text-accent);
  letter-spacing: -0.01em;
}
.net-halo__stat-label {
  font-size: 0.75rem;
  color: var(--text-tertiary);
  font-weight: 500;
}
.net-halo__stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border-primary);
  flex-shrink: 0;
}

/* Responsive */
@media (max-width: 600px) {
  .net-halo { width: 320px; height: 260px; }
  .net-halo__center { width: 60px; height: 60px; font-size: 0.5rem; }
  .net-halo__node { min-width: 62px; padding: var(--space-2) var(--space-3); }
  .net-halo__node-icon { font-size: 1rem; }
  .net-halo__node-label { font-size: 0.6875rem; }
  .net-halo__node-sub { display: none; }
  .net-halo__node--sm { display: none; }
  .net-halo__stats { gap: var(--space-4); padding: var(--space-4); }
  .net-halo__stat-divider { display: none; }
}

/* ── Pillar Cards ── */
.pillar-card {
  background: var(--surface-1);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-6);
  text-align: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}
.pillar-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: opacity var(--transition-base);
}
.pillar-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--accent-primary);
}
.pillar-card:hover::before { opacity: 1; }
.pillar-card__num {
  width: 40px;
  height: 40px;
  background: var(--accent-gradient);
  border-radius: 50%;
  color: black;
  font-size: 1.125rem;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--space-4);
}
.pillar-card__title {
  font-size: 1.125rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: var(--space-3);
  letter-spacing: -0.015em;
}
.pillar-card__flow {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: var(--space-4);
  padding: var(--space-3) var(--space-4);
  background: var(--surface-2);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--accent-primary);
  text-align: left;
}
.pillar-card__flow strong { color: var(--text-primary); font-weight: 700; }
.pillar-card__desc {
  font-size: 0.875rem;
  color: var(--text-tertiary);
  line-height: 1.6;
  font-weight: 500;
}

/* ── Multiplier Statement ── */
.multiplier-statement {
  padding: var(--space-8);
  background: var(--surface-2);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-xl);
  border-left: 4px solid var(--accent-primary);
}

/* ── Capability Accordion ── */
.cap-accordion {
  max-width: 56rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}
.cap-item {
  background: var(--surface-1);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}
.cap-item--open {
  border-color: var(--accent-primary);
  box-shadow: var(--shadow-card-hover);
}
.cap-item__trigger {
  width: 100%;
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-5) var(--space-6);
  text-align: left;
  background: none;
  cursor: pointer;
  font-family: var(--font-family);
}
.cap-item__trigger:hover {
  background: var(--surface-hover);
}
.cap-item__icon {
  font-size: 1.25rem;
  flex-shrink: 0;
}
.cap-item__name {
  flex: 1;
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  letter-spacing: -0.01em;
}
.cap-item__chevron {
  width: 20px;
  height: 20px;
  color: var(--text-tertiary);
  flex-shrink: 0;
  transition: transform var(--transition-base);
}
.cap-item--open .cap-item__chevron {
  transform: rotate(180deg);
  color: var(--accent-primary);
}
.cap-item__body {
  display: none;
  padding: 0 var(--space-6) var(--space-5) calc(var(--space-6) + 1.25rem + var(--space-4));
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.7;
  font-weight: 500;
}
.cap-item--open .cap-item__body {
  display: block;
  animation: fadeIn 0.2s ease;
}

/* ── Why TAKUMI44 Grid ── */
.why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: var(--space-5);
}
.why-item {
  background: var(--surface-1);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}
.why-item::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: opacity var(--transition-base);
}
.why-item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--accent-primary);
}
.why-item:hover::before { opacity: 1; }
.why-item__icon {
  font-size: 1.5rem;
  margin-bottom: var(--space-3);
}
.why-item__title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: var(--space-2);
  letter-spacing: -0.01em;
}
.why-item__desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.65;
  font-weight: 500;
}

/* ── Responsive: Platform Flow ── */
@media (max-width: 768px) {
  .plat-flow__track {
    flex-direction: column;
    align-items: center;
  }
  .plat-flow__arrow {
    transform: rotate(90deg);
    width: 40px;
  }
  .pillar-card__flow { text-align: center; }
}

/* ---------------------------------------
   MOBILE OVERFLOW & SOLUTIONS PAGE FIXES
   --------------------------------------- */

/* Prevent any element from causing horizontal overflow */
.solutions-page,
.solutions-page .section,
.solutions-page .container {
  max-width: 100%;
}

/* -- Solutions: Data Hub diagram -- */
@media (max-width: 768px) {
  /* Orchestration hub: stack inputs/outputs vertically */
  .solutions-page #orchestration .grid-2 {
    grid-template-columns: 1fr !important;
  }

  /* Hub diagram: scale down and allow wrapping */
  .solutions-page #orchestration [style*="flex-direction: column; align-items: center"] > div[style*="flex-wrap: nowrap"] {
    flex-wrap: wrap !important;
    justify-content: center !important;
  }

  /* Syndication grid: stack */
  .solutions-page #syndication .grid-2 {
    grid-template-columns: 1fr !important;
  }

  /* Commerce grid: stack */
  .solutions-page #commerce .grid-2 {
    grid-template-columns: 1fr !important;
  }

  /* Network grid: stack */
  .solutions-page #network .grid-2 {
    grid-template-columns: 1fr !important;
  }

  /* SCRM grid: stack */
  .solutions-page #scrm .grid-2 {
    grid-template-columns: 1fr !important;
  }

  /* AI-native grid: stack */
  .solutions-page #ai-native .grid-2 {
    grid-template-columns: 1fr !important;
  }
}

/* -- PXI stack cards: reduce horizontal padding on mobile -- */
@media (max-width: 480px) {
  .solutions-page #pxi [style*="padding: var(--space-8) var(--space-10)"],
  .solutions-page #pxi [style*="padding: var(--space-6) var(--space-10)"] {
    padding-left: var(--space-4) !important;
    padding-right: var(--space-4) !important;
  }
}

/* -- Data Orchestration hub: make diagram scrollable on very small screens -- */
@media (max-width: 480px) {
  .solutions-page #orchestration [style*="display: flex; align-items: center; justify-content: center; gap"] {
    overflow-x: auto;
    justify-content: flex-start !important;
    padding-bottom: var(--space-2);
  }
}

/* -- Solution nav pills: allow wrapping -- */
.solutions-page .page-hero [style*="display: flex"][style*="flex-wrap: wrap"] {
  justify-content: center;
}

/* -- Mobile nav z-index: ensure it renders above page content -- */
.mobile-nav {
  z-index: 9999;
}

/* -- Header z-index: ensure header is above page sections -- */
.header {
  z-index: 9100;
}

/* -- Mega panel z-index: ensure dropdowns appear above content -- */
.mega-panel {
  z-index: 9099;
}

/* -- General: prevent wide inline-flex/nowrap elements from overflowing -- */
@media (max-width: 640px) {
  .solutions-page [style*="white-space: nowrap"] {
    white-space: normal !important;
  }

  /* Network graph SVG: constrain width */
  .solutions-page #network svg {
    max-width: 100% !important;
  }

  /* SCRM radar: constrain */
  .solutions-page #scrm [style*="width: 280px; height: 280px"] {
    width: min(280px, 85vw) !important;
    height: min(280px, 85vw) !important;
  }

  /* Solution nav pills scroll */
  .solutions-page .page-hero .fade-up[style*="display: flex"] {
    flex-wrap: wrap !important;
  }
}

/* -- Data Hub diagram: horizontal scroll on small screens -- */
.data-hub-diagram {
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}
@media (max-width: 560px) {
  .data-hub-diagram {
    justify-content: flex-start !important;
    min-width: 0;
  }
}

/* =========================================================
   DIAGRAM RESPONSIVE FIXES
   ========================================================= */

/* --- Role-based views grid (AiExperience page) --- */
@media (max-width: 640px) {
  .role-cols-grid {
    grid-template-columns: 1fr !important;
  }
  .role-cols-grid > div {
    border-right: none !important;
    border-bottom: 1px solid var(--border-primary);
  }
  .role-cols-grid > div:last-child {
    border-bottom: none;
  }
}

/* --- Agent Workflow Chain (AiExperience page) --- */
@media (max-width: 480px) {
  .agent-workflow-viz {
    flex-direction: column !important;
    align-items: center !important;
  }
  .agent-workflow-viz > svg {
    transform: rotate(90deg);
  }
}

/* --- Data Hub diagram outer container (Solutions page) --- */
@media (max-width: 640px) {
  .data-hub-outer {
    padding: var(--space-4) var(--space-3) !important;
    overflow: hidden !important;
    border-radius: var(--radius-lg) !important;
  }
}