@layer reset, tokens, layout, components, utilities;

@layer reset {
  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
  body { min-height: 100vh; display: flex; flex-direction: column; }
  img, video { max-width: 100%; height: auto; display: block; }
  button, input, select, textarea { font: inherit; }
  a { color: inherit; text-decoration: none; }
  ul, ol { list-style: none; }
  table { border-collapse: collapse; width: 100%; }
}

@layer tokens {
  :root {
    --color-bg: #0d1117;
    --color-bg-2: #111827;
    --color-bg-3: #0a0f1a;
    --color-surface: rgba(255, 255, 255, 0.06);
    --color-surface-hover: rgba(255, 255, 255, 0.10);
    --color-surface-strong: rgba(255, 255, 255, 0.12);
    --color-border: rgba(255, 255, 255, 0.10);
    --color-border-strong: rgba(255, 255, 255, 0.18);

    --color-primary: #3b82f6;
    --color-primary-hover: #2563eb;
    --color-primary-light: rgba(59, 130, 246, 0.15);
    --color-accent: #06b6d4;
    --color-accent-light: rgba(6, 182, 212, 0.12);
    --color-accent-hover: #0891b2;

    --color-text: #e2e8f0;
    --color-text-muted: #94a3b8;
    --color-text-faint: #64748b;
    --color-heading: #f1f5f9;

    --color-check: #34d399;
    --color-minus: #f87171;
    --color-warning: #fbbf24;

    --grad-hero: linear-gradient(135deg, #0d1117 0%, #0a1628 40%, #0d2145 70%, #0a1628 100%);
    --grad-accent: linear-gradient(135deg, #1e3a5f 0%, #0d2145 50%, #0a1a3a 100%);
    --grad-mid: linear-gradient(180deg, #111827 0%, #0d1117 100%);
    --grad-dark: linear-gradient(180deg, #080d14 0%, #0d1117 100%);
    --grad-light: linear-gradient(180deg, #0d1117 0%, #111827 100%);
    --grad-cta: linear-gradient(135deg, #1d4ed8 0%, #0891b2 100%);

    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-bg-hover: rgba(255, 255, 255, 0.09);
    --glass-border: rgba(255, 255, 255, 0.12);
    --glass-border-hover: rgba(255, 255, 255, 0.22);
    --glass-blur: blur(16px);
    --glass-shadow: 0 4px 6px -1px rgba(0,0,0,0.4), 0 2px 4px -2px rgba(0,0,0,0.3), 0 0 0 1px rgba(255,255,255,0.06);
    --glass-shadow-hover: 0 10px 25px -5px rgba(0,0,0,0.5), 0 4px 10px -3px rgba(0,0,0,0.4), 0 0 0 1px rgba(255,255,255,0.14);
    --glass-shadow-deep: 0 20px 40px -10px rgba(0,0,0,0.6), 0 8px 16px -4px rgba(0,0,0,0.4), 0 0 0 1px rgba(255,255,255,0.08);

    --font-head: 'Space Grotesk', sans-serif;
    --font-body: 'Inter', sans-serif;

    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;
    --text-3xl: 1.875rem;
    --text-4xl: 2.25rem;
    --text-5xl: 3rem;
    --text-hero: clamp(2.8rem, 8vw, 5.5rem);
    --text-display: clamp(2rem, 5vw, 3.5rem);
    --text-section: clamp(1.5rem, 3vw, 2.25rem);

    --space-xs: 0.5rem;
    --space-sm: 0.75rem;
    --space-md: 1.25rem;
    --space-lg: 2rem;
    --space-xl: 3rem;
    --space-2xl: 5rem;
    --space-3xl: 8rem;

    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --radius-full: 9999px;

    --transition-fast: 150ms ease-out;
    --transition-base: 250ms ease-out;
    --transition-slow: 400ms ease-out;

    --max-narrow: 680px;
    --max-wide: 1100px;
    --header-h: 72px;
  }
}

@layer layout {
  body {
    background-color: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.7;
  }

  main { flex: 1; }

  .narrow-container {
    width: 100%;
    max-width: var(--max-narrow);
    margin-inline: auto;
    padding-inline: var(--space-lg);
  }

  .content-section {
    padding-block: var(--space-2xl);
  }

  .section-spacer { height: var(--space-xl); }

  .visual-break-light { background: var(--grad-light); }
  .visual-break-mid { background: var(--grad-mid); }
  .visual-break-dark { background: var(--grad-dark); }
  .visual-break-accent { background: var(--grad-accent); }

  .info-grid {
    display: grid;
    gap: var(--space-md);
    margin-top: var(--space-lg);
  }
  .info-grid.two-col { grid-template-columns: 1fr; }
  .info-grid.four-col { grid-template-columns: 1fr; }

  @media (min-width: 540px) {
    .info-grid.two-col { grid-template-columns: repeat(2, 1fr); }
  }
  @media (min-width: 480px) {
    .info-grid.four-col { grid-template-columns: repeat(2, 1fr); }
  }

  .contact-split-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    max-width: var(--max-wide);
    margin-inline: auto;
    padding-inline: var(--space-lg);
  }

  @media (min-width: 800px) {
    .contact-split-container {
      grid-template-columns: 1fr 1fr;
      align-items: start;
    }
  }
}

@layer components {

  
  .site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    transition: background var(--transition-slow), backdrop-filter var(--transition-slow), border-color var(--transition-slow), box-shadow var(--transition-slow);
    border-bottom: 1px solid transparent;
  }

  .site-header.scrolled {
    background: rgba(13, 17, 23, 0.80);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-bottom-color: var(--glass-border);
    box-shadow: 0 4px 24px rgba(0,0,0,0.3);
  }

  .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-h);
    max-width: var(--max-wide);
    margin-inline: auto;
    padding-inline: var(--space-lg);
  }

  .brand-logo { display: flex; align-items: center; flex-shrink: 0; }
  .brand-logo img { transition: opacity var(--transition-base); }
  .brand-logo:hover img { opacity: 0.8; }

  .primary-nav { display: none; }
  @media (min-width: 900px) { .primary-nav { display: flex; } }

  .nav-list { display: flex; gap: var(--space-xs); align-items: center; }

  .nav-link {
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-text-muted);
    padding: 0.45rem 0.85rem;
    border-radius: var(--radius-sm);
    transition: color var(--transition-base), background var(--transition-base);
    position: relative;
  }
  .nav-link:hover {
    color: var(--color-text);
    background: var(--color-surface);
  }
  .nav-link.active {
    color: var(--color-accent);
    background: var(--color-accent-light);
  }
  .nav-link::after {
    content: '';
    position: absolute;
    bottom: 4px;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 2px;
    background: var(--color-accent);
    border-radius: 1px;
    transition: transform var(--transition-base);
  }
  .nav-link.active::after, .nav-link:hover::after { transform: translateX(-50%) scaleX(1); }

  .mobile-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    border-radius: var(--radius-sm);
    transition: background var(--transition-base);
  }
  .mobile-toggle:hover { background: var(--color-surface); }
  @media (min-width: 900px) { .mobile-toggle { display: none; } }

  .toggle-bar {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--color-text);
    border-radius: 1px;
    transition: transform var(--transition-base), opacity var(--transition-base), width var(--transition-base);
  }
  .mobile-toggle.open .toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .mobile-toggle.open .toggle-bar:nth-child(2) { opacity: 0; width: 0; }
  .mobile-toggle.open .toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .mobile-nav {
    display: none;
    overflow: hidden;
    background: rgba(13, 17, 23, 0.96);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border-top: 1px solid var(--glass-border);
    transition: max-height var(--transition-slow);
    max-height: 0;
  }
  .mobile-nav.open { display: block; max-height: 400px; }
  @media (min-width: 900px) { .mobile-nav { display: none !important; } }

  .mobile-nav-list { padding: var(--space-sm) var(--space-lg); }
  .mobile-nav-link {
    display: block;
    padding: 0.75rem 0;
    font-size: var(--text-base);
    font-weight: 500;
    color: var(--color-text-muted);
    border-bottom: 1px solid var(--color-border);
    transition: color var(--transition-base), padding-left var(--transition-base);
  }
  .mobile-nav-link:last-child { border-bottom: none; }
  .mobile-nav-link:hover { color: var(--color-text); padding-left: 0.5rem; }
  .mobile-nav-link.active { color: var(--color-accent); }

  
  .hero-block {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    padding-top: var(--header-h);
    background: var(--grad-hero);
  }

  .hero-bg-layer {
    position: absolute;
    inset: 0;
    background:
      radial-gradient(ellipse 60% 50% at 20% 50%, rgba(59, 130, 246, 0.12) 0%, transparent 70%),
      radial-gradient(ellipse 50% 60% at 80% 30%, rgba(6, 182, 212, 0.09) 0%, transparent 60%),
      radial-gradient(ellipse 40% 40% at 50% 80%, rgba(30, 58, 138, 0.15) 0%, transparent 60%);
    pointer-events: none;
  }

  .hero-content-wrap {
    position: relative;
    z-index: 2;
    max-width: var(--max-narrow);
    margin-inline: auto;
    padding-inline: var(--space-lg);
    padding-block: var(--space-3xl);
    text-align: center;
  }

  .hero-eyebrow {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-accent);
    background: var(--color-accent-light);
    border: 1px solid rgba(6, 182, 212, 0.25);
    padding: 0.35rem 1rem;
    border-radius: var(--radius-full);
    margin-bottom: var(--space-lg);
  }

  .hero-display {
    font-family: var(--font-head);
    font-size: var(--text-hero);
    font-weight: 700;
    line-height: 1.05;
    color: var(--color-heading);
    margin-bottom: var(--space-lg);
    letter-spacing: -0.02em;
  }

  .hero-typed-target {
    display: block;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    min-height: 1.1em;
  }

  .hero-tagline {
    font-size: var(--text-lg);
    color: var(--color-text-muted);
    max-width: 540px;
    margin-inline: auto;
    margin-bottom: var(--space-xl);
    line-height: 1.7;
  }

  .hero-actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
  }

  .hero-scroll-cue {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
  }
  .scroll-dot {
    display: block;
    width: 6px;
    height: 6px;
    background: var(--color-accent);
    border-radius: var(--radius-full);
    animation: scrollPulse 2s ease-in-out infinite;
    box-shadow: 0 0 12px rgba(6, 182, 212, 0.5);
  }
  @keyframes scrollPulse {
    0%, 100% { transform: translateY(0); opacity: 1; }
    50% { transform: translateY(8px); opacity: 0.4; }
  }

  
  .page-hero-block {
    padding-top: calc(var(--header-h) + var(--space-2xl));
    padding-bottom: var(--space-2xl);
    background: var(--grad-hero);
    position: relative;
    overflow: hidden;
  }
  .page-hero-block::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 50% 60% at 30% 50%, rgba(59, 130, 246, 0.10) 0%, transparent 70%);
    pointer-events: none;
  }

  .page-hero-heading {
    font-family: var(--font-head);
    font-size: var(--text-display);
    font-weight: 700;
    color: var(--color-heading);
    line-height: 1.15;
    margin-bottom: var(--space-md);
    letter-spacing: -0.02em;
  }

  .page-hero-sub {
    font-size: var(--text-lg);
    color: var(--color-text-muted);
    max-width: 560px;
    line-height: 1.7;
  }

  
  .glass-card {
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    box-shadow: var(--glass-shadow);
    transition: background var(--transition-base), border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
  }
  .glass-card:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
    box-shadow: var(--glass-shadow-hover);
    transform: translateY(-2px);
  }

  
  .skill-card { text-align: center; }
  .card-icon-wrap {
    width: 52px;
    height: 52px;
    background: var(--color-primary-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-inline: auto;
    margin-bottom: var(--space-md);
    font-size: var(--text-xl);
    color: var(--color-primary);
    transition: background var(--transition-base), color var(--transition-base), transform var(--transition-base);
  }
  .skill-card:hover .card-icon-wrap {
    background: var(--color-accent-light);
    color: var(--color-accent);
    transform: scale(1.1);
  }

  
  .audience-card, .profile-card { padding: 0; overflow: hidden; }
  .card-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform var(--transition-slow);
  }
  .audience-card:hover .card-image, .profile-card:hover .card-image { transform: scale(1.04); }
  .card-content-inner { padding: var(--space-lg); }

  
  .section-label {
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: var(--space-sm);
  }

  .section-heading {
    font-family: var(--font-head);
    font-size: var(--text-section);
    font-weight: 700;
    color: var(--color-heading);
    line-height: 1.2;
    margin-bottom: var(--space-md);
    letter-spacing: -0.01em;
  }

  .section-intro {
    font-size: var(--text-lg);
    color: var(--color-text-muted);
    line-height: 1.75;
    margin-bottom: var(--space-lg);
  }

  .card-heading {
    font-family: var(--font-head);
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--color-heading);
    margin-bottom: var(--space-sm);
  }

  .card-body {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    line-height: 1.75;
  }

  
  .primary-action {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: #fff;
    font-weight: 600;
    font-size: var(--text-sm);
    padding: 0.8rem 1.75rem;
    border-radius: var(--radius-full);
    border: none;
    cursor: pointer;
    transition: opacity var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
    box-shadow: 0 4px 14px rgba(59, 130, 246, 0.35), 0 2px 6px rgba(0,0,0,0.2);
    text-decoration: none;
    white-space: nowrap;
  }
  .primary-action:hover {
    opacity: 0.92;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(59, 130, 246, 0.45), 0 4px 10px rgba(0,0,0,0.25);
  }
  .primary-action:active { transform: translateY(0); opacity: 0.85; }

  .secondary-action {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: var(--glass-bg);
    color: var(--color-text);
    font-weight: 600;
    font-size: var(--text-sm);
    padding: 0.8rem 1.75rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--glass-border);
    cursor: pointer;
    transition: background var(--transition-base), border-color var(--transition-base), transform var(--transition-base), box-shadow var(--transition-base);
    text-decoration: none;
    backdrop-filter: var(--glass-blur);
    white-space: nowrap;
  }
  .secondary-action:hover {
    background: var(--glass-bg-hover);
    border-color: var(--glass-border-hover);
    transform: translateY(-2px);
    box-shadow: var(--glass-shadow-hover);
  }

  .ghost-action {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: transparent;
    color: var(--color-text-muted);
    font-weight: 600;
    font-size: var(--text-sm);
    padding: 0.8rem 1.75rem;
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border);
    cursor: pointer;
    transition: color var(--transition-base), border-color var(--transition-base), background var(--transition-base), transform var(--transition-base);
    text-decoration: none;
    white-space: nowrap;
  }
  .ghost-action:hover {
    color: var(--color-text);
    border-color: var(--glass-border-hover);
    background: var(--color-surface);
    transform: translateY(-1px);
  }

  .text-action {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    color: var(--color-accent);
    font-size: var(--text-sm);
    font-weight: 600;
    transition: gap var(--transition-base), opacity var(--transition-base);
  }
  .text-action:hover { gap: 0.6rem; opacity: 0.8; }

  
  .visual-feature-section { padding-block: var(--space-lg); }
  .feature-image-wrap {
    position: relative;
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--glass-shadow-deep);
    border: 1px solid var(--glass-border);
  }
  .feature-image {
    width: 100%;
    height: 340px;
    object-fit: cover;
    display: block;
    transition: transform var(--transition-slow);
  }
  .feature-image-wrap:hover .feature-image { transform: scale(1.02); }
  .image-glass-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-md) var(--space-lg);
    background: linear-gradient(to top, rgba(13,17,23,0.85) 0%, transparent 100%);
    font-size: var(--text-sm);
    color: var(--color-text-muted);
  }

  
  .process-flow {
    display: flex;
    flex-direction: column;
    gap: 0;
    margin-top: var(--space-lg);
  }
  .process-step {
    display: flex;
    gap: var(--space-lg);
    align-items: flex-start;
  }
  .step-number {
    font-family: var(--font-head);
    font-size: var(--text-4xl);
    font-weight: 700;
    color: var(--color-primary-light);
    line-height: 1;
    min-width: 60px;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    transition: opacity var(--transition-base);
  }
  .process-step:hover .step-number { opacity: 0.7; }
  .step-content { flex: 1; }
  .process-connector {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 0.5rem 0;
    color: var(--color-text-faint);
    font-size: var(--text-sm);
  }

  
  .calculator-section { background: var(--grad-mid); }
  .calculator-card { padding: 0; overflow: hidden; }
  .calculator-layout {
    display: grid;
    grid-template-columns: 1fr;
  }
  @media (min-width: 600px) {
    .calculator-layout { grid-template-columns: 1fr 1fr; }
  }
  .calc-inputs {
    padding: var(--space-lg);
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
  }
  @media (min-width: 600px) {
    .calc-inputs {
      border-bottom: none;
      border-right: 1px solid var(--glass-border);
    }
  }
  .calc-result-panel {
    padding: var(--space-lg);
    display: flex;
    flex-direction: column;
    justify-content: center;
  }
  .calc-field-group { display: flex; flex-direction: column; gap: 0.4rem; }
  .calc-label {
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text-muted);
  }
  .calc-input {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    padding: 0.65rem 0.85rem;
    font-size: var(--text-base);
    transition: border-color var(--transition-base), background var(--transition-base), box-shadow var(--transition-base);
    width: 100%;
  }
  .calc-input:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-surface-hover);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
  }
  .calc-input:hover:not(:focus) { border-color: var(--color-border-strong); }
  .calc-btn { width: 100%; justify-content: center; margin-top: var(--space-sm); }

  .result-idle-state { text-align: center; }
  .result-idle-icon {
    font-size: 2.5rem;
    color: var(--color-text-faint);
    margin-bottom: var(--space-md);
    display: block;
  }
  .result-idle-text { font-size: var(--text-sm); color: var(--color-text-faint); }

  .result-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--color-border);
  }
  .result-row:last-of-type { border-bottom: none; }
  .result-label { font-size: var(--text-sm); color: var(--color-text-muted); }
  .result-value { font-family: var(--font-head); font-size: var(--text-lg); font-weight: 600; color: var(--color-text); }
  .highlight-value { color: var(--color-check); font-size: var(--text-2xl); }
  .result-note { font-size: var(--text-xs); color: var(--color-text-faint); margin-top: var(--space-md); line-height: 1.6; }

  
  .table-scroll-wrap { overflow-x: auto; margin-top: var(--space-lg); border-radius: var(--radius-lg); }
  .comparison-table {
    min-width: 560px;
    border-radius: var(--radius-lg);
    overflow: hidden;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    -webkit-backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    box-shadow: var(--glass-shadow);
  }
  .comparison-table thead tr {
    background: rgba(255,255,255,0.04);
  }
  .comparison-table th {
    padding: var(--space-md) var(--space-md);
    font-family: var(--font-head);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-heading);
    text-align: center;
    border-bottom: 1px solid var(--glass-border);
    vertical-align: bottom;
  }
  .table-feature-col { text-align: left; }
  .recommended-col { background: rgba(59, 130, 246, 0.07); }
  .recommended-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: #fff;
    font-size: var(--text-xs);
    font-weight: 600;
    padding: 0.2rem 0.65rem;
    border-radius: var(--radius-full);
    margin-bottom: 0.35rem;
  }
  .table-tier-name { font-size: var(--text-base); color: var(--color-heading); }
  .table-tier-sub { font-size: var(--text-xs); color: var(--color-text-faint); font-weight: 400; margin-top: 0.2rem; }

  .comparison-table tbody tr {
    border-bottom: 1px solid var(--color-border);
    transition: background var(--transition-fast);
  }
  .comparison-table tbody tr:last-child { border-bottom: none; }
  .comparison-table tbody tr:hover { background: var(--color-surface); }

  .comparison-table td {
    padding: var(--space-sm) var(--space-md);
    text-align: center;
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    vertical-align: middle;
  }
  .feature-cell { text-align: left; color: var(--color-text); }

  .table-check { color: var(--color-check); font-size: var(--text-base); }
  .table-minus { color: var(--color-text-faint); font-size: var(--text-sm); }

  .table-cta-row {
    display: flex;
    gap: var(--space-md);
    margin-top: var(--space-xl);
    flex-wrap: wrap;
  }

  
  .cta-section { text-align: center; }
  .cta-inner { display: flex; flex-direction: column; align-items: center; }
  .cta-heading {
    font-family: var(--font-head);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 700;
    color: var(--color-heading);
    margin-bottom: var(--space-md);
    letter-spacing: -0.01em;
  }
  .cta-body {
    font-size: var(--text-lg);
    color: var(--color-text-muted);
    max-width: 480px;
    margin-bottom: var(--space-xl);
    line-height: 1.7;
  }
  .cta-actions { display: flex; gap: var(--space-md); flex-wrap: wrap; justify-content: center; }

  
  .gallery-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: auto;
    gap: var(--space-sm);
    margin-top: var(--space-lg);
  }
  .gallery-item { border-radius: var(--radius-md); overflow: hidden; box-shadow: var(--glass-shadow); }
  .gallery-item.tall { grid-row: span 2; }
  .gallery-item.wide { grid-column: span 2; }
  .gallery-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    min-height: 160px;
    transition: transform var(--transition-slow);
  }
  .gallery-item:hover .gallery-img { transform: scale(1.05); }

  
  .disclaimer-section { padding-block: var(--space-xl); }
  .disclaimer-card {
    display: flex;
    gap: var(--space-lg);
    align-items: flex-start;
    background: rgba(251, 191, 36, 0.06);
    border-color: rgba(251, 191, 36, 0.2);
  }
  .disclaimer-icon {
    font-size: var(--text-2xl);
    color: var(--color-warning);
    flex-shrink: 0;
    margin-top: 0.15rem;
  }

  
  .checklist-block { margin-top: var(--space-lg); }
  .check-list { display: flex; flex-direction: column; gap: var(--space-sm); }
  .check-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: var(--text-base);
    color: var(--color-text);
    line-height: 1.6;
  }
  .check-icon { color: var(--color-check); font-size: var(--text-lg); flex-shrink: 0; margin-top: 0.1rem; }
  .minus-icon { color: var(--color-minus); font-size: var(--text-lg); flex-shrink: 0; margin-top: 0.1rem; }

  
  .highlight-block { margin-top: var(--space-lg); }
  .highlight-row {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-lg);
  }
  @media (min-width: 500px) {
    .highlight-row { grid-template-columns: repeat(4, 1fr); }
  }
  .highlight-item { text-align: center; }
  .highlight-icon {
    font-size: var(--text-2xl);
    color: var(--color-accent);
    display: block;
    margin-bottom: var(--space-sm);
    transition: transform var(--transition-base);
  }
  .highlight-item:hover .highlight-icon { transform: scale(1.15); }
  .highlight-label {
    font-family: var(--font-head);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-heading);
    margin-bottom: 0.2rem;
  }
  .highlight-sub { font-size: var(--text-xs); color: var(--color-text-faint); }

  
  .curriculum-block {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-top: var(--space-lg);
  }
  .curriculum-module { position: relative; }
  .module-time {
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.08em;
    color: var(--color-accent);
    text-transform: uppercase;
    margin-bottom: 0.5rem;
  }
  .module-tags { display: flex; gap: 0.5rem; flex-wrap: wrap; margin-top: var(--space-sm); }
  .module-tag {
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--color-primary);
    background: var(--color-primary-light);
    border: 1px solid rgba(59, 130, 246, 0.2);
    padding: 0.2rem 0.65rem;
    border-radius: var(--radius-full);
    transition: background var(--transition-base), color var(--transition-base);
  }
  .module-tag:hover { background: rgba(59, 130, 246, 0.25); }

  
  .material-card { text-align: center; }
  .material-icon {
    font-size: var(--text-3xl);
    color: var(--color-accent);
    display: block;
    margin-bottom: var(--space-md);
    transition: transform var(--transition-base);
  }
  .material-card:hover .material-icon { transform: scale(1.1) rotate(-5deg); }

  
  .org-card { }
  .org-icon-wrap {
    width: 48px;
    height: 48px;
    background: var(--color-accent-light);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--text-xl);
    color: var(--color-accent);
    margin-bottom: var(--space-md);
    transition: background var(--transition-base), transform var(--transition-base);
  }
  .org-card:hover .org-icon-wrap {
    background: var(--color-primary-light);
    color: var(--color-primary);
    transform: rotate(-5deg);
  }

  
  .contact-split-section { padding-block: var(--space-2xl); }
  .contact-map-side, .contact-form-side { display: flex; flex-direction: column; gap: var(--space-lg); }
  .map-wrap { padding: 0; overflow: hidden; }
  .map-info-block { padding: var(--space-md) var(--space-lg); display: flex; flex-direction: column; gap: var(--space-sm); }
  .map-info-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    line-height: 1.5;
  }
  .map-info-icon { color: var(--color-accent); font-size: var(--text-base); flex-shrink: 0; margin-top: 0.1rem; }
  .map-info-link { color: var(--color-accent); transition: opacity var(--transition-fast); }
  .map-info-link:hover { opacity: 0.75; }

  .language-card { }
  .lang-tag-row { display: flex; gap: var(--space-sm); margin-top: var(--space-sm); }
  .lang-tag {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-size: var(--text-xs);
    font-weight: 600;
    color: var(--color-accent);
    background: var(--color-accent-light);
    border: 1px solid rgba(6, 182, 212, 0.2);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
  }

  .form-card { }
  .form-heading { margin-bottom: 0.25rem; }
  .form-sub { margin-bottom: var(--space-lg); }
  .form-field-group { display: flex; flex-direction: column; gap: 0.4rem; margin-bottom: var(--space-md); }
  .form-label {
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text-muted);
  }
  .form-input, .form-textarea {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text);
    padding: 0.7rem 0.9rem;
    font-size: var(--text-base);
    transition: border-color var(--transition-base), background var(--transition-base), box-shadow var(--transition-base);
    width: 100%;
  }
  .form-input:focus, .form-textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    background: var(--color-surface-hover);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.15);
  }
  .form-input:hover:not(:focus), .form-textarea:hover:not(:focus) { border-color: var(--color-border-strong); }
  .form-textarea { resize: vertical; min-height: 120px; }

  .form-privacy-row { margin-bottom: var(--space-md); }
  .privacy-label { display: flex; align-items: flex-start; gap: 0.75rem; cursor: pointer; }
  .privacy-checkbox {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    accent-color: var(--color-primary);
    margin-top: 0.15rem;
    cursor: pointer;
  }
  .privacy-text { font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.5; }
  .inline-link { color: var(--color-accent); transition: opacity var(--transition-fast); }
  .inline-link:hover { opacity: 0.75; text-decoration: underline; }

  .form-error-msg {
    font-size: var(--text-sm);
    color: var(--color-minus);
    margin-bottom: var(--space-sm);
    min-height: 1.2em;
  }
  .form-submit-btn { width: 100%; justify-content: center; }

  
  .thanks-main {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: calc(var(--header-h) + var(--space-2xl)) var(--space-lg) var(--space-2xl);
    flex: 1;
  }
  .thanks-container { width: 100%; max-width: 520px; }
  .thanks-card { text-align: center; }
  .thanks-icon-wrap { margin-bottom: var(--space-lg); }
  .thanks-icon { font-size: 4rem; color: var(--color-check); display: block; animation: popIn 0.5s ease-out; }
  @keyframes popIn {
    0% { transform: scale(0.5); opacity: 0; }
    80% { transform: scale(1.1); }
    100% { transform: scale(1); opacity: 1; }
  }
  .thanks-heading { font-family: var(--font-head); font-size: var(--text-3xl); font-weight: 700; color: var(--color-heading); margin-bottom: var(--space-md); }
  .thanks-body { font-size: var(--text-lg); color: var(--color-text-muted); margin-bottom: var(--space-xl); line-height: 1.7; }
  .countdown-wrap { margin-bottom: var(--space-xl); }
  .countdown-text { font-size: var(--text-sm); color: var(--color-text-muted); margin-bottom: var(--space-sm); }
  .countdown-bar-track { height: 4px; background: var(--color-surface); border-radius: 2px; overflow: hidden; }
  .countdown-bar-fill { height: 100%; background: linear-gradient(90deg, var(--color-primary), var(--color-accent)); border-radius: 2px; transition: width 1s linear; }
  .thanks-home-btn { display: inline-flex; justify-content: center; }

  
  .site-footer {
    border-top: 1px solid var(--color-border);
    background: var(--color-bg-3);
    padding: var(--space-lg) var(--space-lg);
    margin-top: auto;
  }
  .footer-inner {
    max-width: var(--max-wide);
    margin-inline: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: var(--space-md);
  }
  .footer-brand { display: flex; align-items: center; }
  .footer-brand img { transition: opacity var(--transition-base); }
  .footer-brand:hover img { opacity: 0.75; }
  .footer-nav { display: flex; gap: var(--space-md); flex-wrap: wrap; }
  .footer-link {
    font-size: var(--text-sm);
    color: var(--color-text-faint);
    transition: color var(--transition-base);
  }
  .footer-link:hover { color: var(--color-text-muted); }
  .footer-copy { font-size: var(--text-xs); color: var(--color-text-faint); }

  
  .legal-hero { }
  .legal-meta { font-size: var(--text-sm); color: var(--color-text-faint); margin-top: var(--space-sm); }
  .legal-section { }
  .legal-body { display: flex; flex-direction: column; gap: var(--space-lg); }
  .legal-intro {
    font-size: var(--text-base);
    color: var(--color-text-muted);
    line-height: 1.8;
  }
  .legal-intro p + p { margin-top: var(--space-sm); }

  .legal-item, .legal-alpha-section, .legal-unnumbered { }
  .legal-summary-box {
    background: var(--color-primary-light);
    border-left: 3px solid var(--color-primary);
    padding: 0.75rem 1rem;
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    font-size: var(--text-sm);
    color: var(--color-text);
    margin-bottom: var(--space-sm);
    line-height: 1.6;
  }
  .legal-detail {
    font-size: var(--text-sm);
    color: var(--color-text-muted);
    line-height: 1.8;
  }
  .legal-detail p + p { margin-top: var(--space-sm); }
  .legal-list { padding-left: var(--space-lg); display: flex; flex-direction: column; gap: 0.5rem; margin-top: var(--space-sm); }
  .legal-list li { list-style: disc; color: var(--color-text-muted); font-size: var(--text-sm); line-height: 1.7; }
  .legal-contact-box { margin-top: var(--space-lg); }
  .legal-contact-box p { font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.8; margin-top: var(--space-sm); }
  .legal-section-heading {
    font-family: var(--font-head);
    font-size: var(--text-2xl);
    font-weight: 600;
    color: var(--color-heading);
    margin-top: var(--space-sm);
  }

  
  .cookie-detail-table {
    width: 100%;
    border-radius: var(--radius-md);
    overflow: hidden;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    font-size: var(--text-sm);
  }
  .cookie-detail-table th {
    background: rgba(255,255,255,0.05);
    padding: 0.75rem 1rem;
    text-align: left;
    font-weight: 600;
    color: var(--color-heading);
    border-bottom: 1px solid var(--glass-border);
  }
  .cookie-detail-table td {
    padding: 0.75rem 1rem;
    color: var(--color-text-muted);
    border-bottom: 1px solid var(--color-border);
    vertical-align: top;
    line-height: 1.6;
  }
  .cookie-detail-table tr:last-child td { border-bottom: none; }
  .cookie-detail-table tr:hover td { background: var(--color-surface); }
  .cookie-table-wrap { overflow-x: auto; border-radius: var(--radius-md); }
  .cookie-cat {
    display: inline-block;
    font-size: var(--text-xs);
    font-weight: 600;
    padding: 0.2rem 0.6rem;
    border-radius: var(--radius-full);
  }
  .cookie-cat.essential { background: var(--color-accent-light); color: var(--color-accent); }
  .cookie-cat.analytics { background: var(--color-primary-light); color: var(--color-primary); }
  .cookie-cat.functional { background: rgba(167, 139, 250, 0.12); color: #a78bfa; }
  .cookie-explainer { margin-bottom: var(--space-sm); }

  
  .cookie-split-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    z-index: 999;
    display: none;
    grid-template-columns: 1fr 1fr;
    background: rgba(13, 17, 23, 0.92);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--glass-border);
    box-shadow: 0 -8px 32px rgba(0,0,0,0.4);
    transform: translateY(100%);
    transition: transform var(--transition-slow), opacity var(--transition-slow);
    opacity: 0;
  }
  .cookie-split-banner.visible {
    display: grid;
    transform: translateY(0);
    opacity: 1;
  }
  .cookie-left {
    padding: var(--space-lg);
    border-right: 1px solid var(--glass-border);
  }
  .cookie-right { padding: var(--space-lg); }
  .cookie-title {
    font-family: var(--font-head);
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-heading);
    margin-bottom: var(--space-sm);
  }
  .cookie-desc { font-size: var(--text-sm); color: var(--color-text-muted); line-height: 1.6; margin-bottom: var(--space-sm); }
  .cookie-policy-link { font-size: var(--text-xs); color: var(--color-accent); transition: opacity var(--transition-fast); }
  .cookie-policy-link:hover { opacity: 0.75; text-decoration: underline; }

  .cookie-toggles { display: flex; flex-direction: column; gap: var(--space-sm); margin-bottom: var(--space-md); }
  .cookie-toggle-row { display: flex; align-items: center; justify-content: space-between; gap: var(--space-md); }
  .toggle-info { flex: 1; }
  .toggle-name { font-size: var(--text-sm); font-weight: 600; color: var(--color-text); display: block; }
  .toggle-desc { font-size: var(--text-xs); color: var(--color-text-faint); }
  .toggle-always-on { font-size: var(--text-xs); color: var(--color-check); font-weight: 600; white-space: nowrap; }

  .cookie-switch { position: relative; display: inline-block; width: 44px; height: 24px; flex-shrink: 0; }
  .cookie-switch input { opacity: 0; width: 0; height: 0; }
  .switch-track {
    position: absolute;
    cursor: pointer;
    inset: 0;
    background: var(--color-surface-strong);
    border-radius: 12px;
    border: 1px solid var(--color-border);
    transition: background var(--transition-base);
  }
  .switch-track::before {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    left: 2px;
    bottom: 2px;
    background: var(--color-text-faint);
    border-radius: 50%;
    transition: transform var(--transition-base), background var(--transition-base);
  }
  .cookie-switch input:checked + .switch-track { background: var(--color-primary); border-color: var(--color-primary); }
  .cookie-switch input:checked + .switch-track::before { transform: translateX(20px); background: #fff; }

  .cookie-btn-row { display: flex; gap: var(--space-sm); }
  .cookie-accept-btn {
    flex: 1;
    padding: 0.65rem 1rem;
    background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
    color: #fff;
    font-weight: 600;
    font-size: var(--text-sm);
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: opacity var(--transition-base), transform var(--transition-base);
  }
  .cookie-accept-btn:hover { opacity: 0.9; transform: translateY(-1px); }
  .cookie-save-btn {
    flex: 1;
    padding: 0.65rem 1rem;
    background: var(--glass-bg);
    color: var(--color-text);
    font-weight: 600;
    font-size: var(--text-sm);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: background var(--transition-base), border-color var(--transition-base), transform var(--transition-base);
  }
  .cookie-save-btn:hover { background: var(--glass-bg-hover); border-color: var(--glass-border-hover); transform: translateY(-1px); }

  @media (max-width: 600px) {
    .cookie-split-banner { grid-template-columns: 1fr; }
    .cookie-left { border-right: none; border-bottom: 1px solid var(--glass-border); padding-bottom: var(--space-md); }
  }

  
  .scroll-reveal { opacity: 0; transform: translateY(24px); transition: opacity var(--transition-slow), transform var(--transition-slow); }
  .scroll-reveal.revealed { opacity: 1; transform: none; }
}

@layer utilities {
  .sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0; }
  .text-center { text-align: center; }
  .mt-lg { margin-top: var(--space-lg); }
}