@layer base, layout, components, utilities;

@layer base {
  :root {
    --color-bg: #0e1012;
    --color-bg-alt: #141719;
    --color-bg-card: #191d20;
    --color-bg-glass: rgba(20, 23, 25, 0.7);
    --color-surface: #1e2428;
    --color-surface-hover: #252c31;
    --color-border: rgba(0, 255, 180, 0.12);
    --color-border-strong: rgba(0, 255, 180, 0.25);

    --color-accent: #00ffb4;
    --color-accent-dim: rgba(0, 255, 180, 0.15);
    --color-accent-glow: rgba(0, 255, 180, 0.35);
    --color-accent-dark: #00cc90;
    --color-accent-2: #00d4ff;
    --color-accent-2-dim: rgba(0, 212, 255, 0.12);

    --color-text-primary: #e8edf0;
    --color-text-secondary: #8fa0aa;
    --color-text-muted: #5a6870;
    --color-text-accent: #00ffb4;

    --color-warning: #ffb340;
    --color-warning-dim: rgba(255, 179, 64, 0.12);

    --font-heading: 'Figtree', sans-serif;
    --font-body: 'Figtree', sans-serif;
    --font-mono: 'Courier New', 'Consolas', monospace;

    --radius-xs: 3px;
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    --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;

    --shadow-sm: 0 1px 3px rgba(0,0,0,0.4), 0 1px 2px rgba(0,0,0,0.3);
    --shadow-md: 0 4px 12px rgba(0,0,0,0.5), 0 2px 6px rgba(0,0,0,0.3);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.6), 0 4px 12px rgba(0,0,0,0.4);
    --shadow-xl: 0 20px 50px rgba(0,0,0,0.7), 0 8px 20px rgba(0,0,0,0.4);
    --shadow-accent: 0 0 20px rgba(0,255,180,0.2), 0 0 40px rgba(0,255,180,0.1);
    --shadow-accent-strong: 0 0 30px rgba(0,255,180,0.35), 0 0 60px rgba(0,255,180,0.15);

    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);

    --nav-height: 80px;
    --nav-height-scrolled: 60px;
  }

  *, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }

  html {
    scroll-behavior: smooth;
    font-size: 16px;
    overflow-x: hidden;
}

  body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text-primary);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
  }

  body.canvas {
    min-block-size: 100dvh;
    display: flex;
    flex-direction: column;
  }

  main {
    flex: 1;
  }

  img {
    max-inline-size: 100%;
    display: block;
    object-fit: cover;
  }

  a {
    color: inherit;
    text-decoration: none;
    transition: color var(--transition-base);
  }

  ul {
    list-style: none;
  }

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

@layer layout {
  .container {
    inline-size: min(100%, 1200px);
    margin-inline: auto;
    padding-inline: var(--space-6);
  }

  .container--narrow {
    inline-size: min(100%, 780px);
  }

  .canvas-section {
    padding-block: var(--space-24);
  }

  .font-mono {
    font-family: var(--font-mono);
    letter-spacing: 0.03em;
  }
}

@layer components {

  
  .page-transition-bar {
    position: fixed;
    inset-block-start: 0;
    inset-inline-start: 0;
    block-size: 3px;
    inline-size: 0%;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-2));
    z-index: 9999;
    transition: inline-size 0.4s ease;
    box-shadow: 0 0 10px var(--color-accent-glow);
  }

  .page-transition-bar.loading {
    inline-size: 80%;
  }

  .page-transition-bar.done {
    inline-size: 100%;
    opacity: 0;
    transition: inline-size 0.2s ease, opacity 0.3s ease 0.2s;
  }

  
  .nav-rail {
    position: fixed;
    inset-block-start: 0;
    inset-inline: 0;
    z-index: 1000;
    background: rgba(14, 16, 18, 0.85);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-block-end: 1px solid var(--color-border);
    transition: padding var(--transition-slow), background var(--transition-slow);
  }

  .nav-rail.scrolled {
    background: rgba(14, 16, 18, 0.97);
    box-shadow: var(--shadow-lg);
  }

  .nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-block: var(--space-5);
    padding-inline: var(--space-6);
    max-inline-size: 1280px;
    margin-inline: auto;
    transition: padding-block var(--transition-slow);
  }

  .nav-rail.scrolled .nav-inner {
    padding-block: var(--space-3);
  }

  .nav-brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
  }

  .nav-logo {
    block-size: 36px;
    inline-size: 36px;
    transition: block-size var(--transition-slow), inline-size var(--transition-slow);
  }

  .nav-rail.scrolled .nav-logo {
    block-size: 28px;
    inline-size: 28px;
  }

  .nav-brand-text {
    font-family: var(--font-mono);
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: 0.1em;
    transition: font-size var(--transition-slow);
  }

  .nav-rail.scrolled .nav-brand-text {
    font-size: 1rem;
  }

  .nav-links {
    display: none;
    gap: var(--space-1);
  }

  @media (min-width: 1024px) {
    .nav-links {
      display: flex;
    }
  }

  .nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-sm);
    transition: color var(--transition-base), background var(--transition-base);
    white-space: nowrap;
  }

  .nav-link:hover,
  .nav-link.active {
    color: var(--color-accent);
    background: var(--color-accent-dim);
  }

  .nav-link.active {
    border-block-end: 2px solid var(--color-accent);
    border-radius: 0;
    background: transparent;
  }

  .nav-burger {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--space-2);
    min-block-size: 44px;
    min-inline-size: 44px;
    align-items: center;
    justify-content: center;
  }

  @media (min-width: 1024px) {
    .nav-burger {
      display: none;
    }
  }

  .nav-burger span {
    display: block;
    inline-size: 22px;
    block-size: 2px;
    background: var(--color-text-primary);
    border-radius: var(--radius-full);
    transition: transform var(--transition-base), opacity var(--transition-base);
  }

  .nav-burger.open span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
  }

  .nav-burger.open span:nth-child(2) {
    opacity: 0;
  }

  .nav-burger.open span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .nav-progress {
    block-size: 2px;
    inline-size: 0%;
    background: linear-gradient(90deg, var(--color-accent), var(--color-accent-2));
    box-shadow: 0 0 8px var(--color-accent-glow);
    transition: inline-size 0.1s linear;
  }

  
  .drawer {
    position: fixed;
    inset: 0;
    z-index: 999;
    pointer-events: none;
    clip-path: polygon(100% 0, 100% 0, 100% 0, 100% 0);
    transition: clip-path 0.5s cubic-bezier(0.77, 0, 0.175, 1);
  }

  .drawer.open {
    pointer-events: all;
    clip-path: polygon(100% 0, 100% 0, 0 100%, 0 100%);
  }

  .drawer-inner {
    position: absolute;
    inset: 0;
    background: var(--color-bg-card);
    display: flex;
    flex-direction: column;
    padding: var(--space-8) var(--space-6);
    border-inline-start: 1px solid var(--color-border);
  }

  .drawer-close {
    align-self: flex-end;
    font-size: 1.5rem;
    color: var(--color-text-secondary);
    min-block-size: 44px;
    min-inline-size: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    transition: color var(--transition-base), background var(--transition-base);
    margin-block-end: var(--space-8);
  }

  .drawer-close:hover {
    color: var(--color-accent);
    background: var(--color-accent-dim);
  }

  .drawer-links {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    flex: 1;
  }

  .drawer-link {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-sm);
    border-inline-start: 2px solid transparent;
    transition: all var(--transition-base);
    opacity: 0;
    transform: translateX(20px);
  }

  .drawer.open .drawer-link {
    opacity: 1;
    transform: translateX(0);
  }

  .drawer.open .drawer-links li:nth-child(1) .drawer-link { transition-delay: 0.3s; }
  .drawer.open .drawer-links li:nth-child(2) .drawer-link { transition-delay: 0.35s; }
  .drawer.open .drawer-links li:nth-child(3) .drawer-link { transition-delay: 0.4s; }
  .drawer.open .drawer-links li:nth-child(4) .drawer-link { transition-delay: 0.45s; }
  .drawer.open .drawer-links li:nth-child(5) .drawer-link { transition-delay: 0.5s; }

  .drawer-link:hover {
    color: var(--color-accent);
    border-inline-start-color: var(--color-accent);
    background: var(--color-accent-dim);
  }

  .drawer-contact {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    padding-block-start: var(--space-6);
    border-block-start: 1px solid var(--color-border);
  }

  .drawer-phone,
  .drawer-email {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    color: var(--color-text-secondary);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    min-block-size: 44px;
    transition: color var(--transition-base);
  }

  .drawer-phone:hover,
  .drawer-email:hover {
    color: var(--color-accent);
  }

  
  .stage {
    position: relative;
    min-block-size: 100dvh;
    display: grid;
    grid-template-columns: 1fr 1fr;
    overflow: hidden;
  }

  @media (max-width: 768px) {
    .stage {
      grid-template-columns: 1fr;
      grid-template-rows: auto 1fr;
    }
  }

  .stage-curtain {
    position: absolute;
    inset-block: 0;
    inset-inline-start: 0;
    inline-size: 50%;
    background: var(--color-bg-card);
    z-index: 10;
    transform: scaleX(1);
    transform-origin: left center;
    transition: transform 0.9s cubic-bezier(0.77, 0, 0.175, 1);
  }

  .stage-curtain--right {
    inset-inline-start: 50%;
    transform-origin: right center;
  }

  .stage-curtain.open,
  .stage-curtain--right.open {
    transform: scaleX(0);
  }

  .stage-left {
    position: relative;
    display: flex;
    align-items: center;
    background: var(--color-bg-alt);
    padding-block: calc(var(--nav-height) + var(--space-16));
    padding-inline: var(--space-12);
    overflow: hidden;
  }

  @media (max-width: 768px) {
    .stage-left {
      padding-inline: var(--space-6);
      padding-block: calc(var(--nav-height) + var(--space-10)) var(--space-10);
    }
  }

  .stage-grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(0, 255, 180, 0.03) 1px, transparent 1px),
      linear-gradient(90deg, rgba(0, 255, 180, 0.03) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
  }

  .stage-left-content {
    position: relative;
    z-index: 2;
    max-inline-size: 560px;
  }

  .stage-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    color: var(--color-accent);
    margin-block-end: var(--space-6);
    background: var(--color-accent-dim);
    padding: var(--space-2) var(--space-3);
    border-radius: var(--radius-full);
    border: 1px solid var(--color-border-strong);
  }

  .terminal-dot {
    display: inline-block;
    inline-size: 8px;
    block-size: 8px;
    border-radius: 50%;
    background: var(--color-accent);
    animation: pulse-dot 2s ease infinite;
    box-shadow: 0 0 8px var(--color-accent-glow);
  }

  @keyframes pulse-dot {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(0.8); }
  }

  .stage-heading {
    font-size: clamp(2.2rem, 5vw, 3.8rem);
    font-weight: 800;
    line-height: 1.1;
    color: var(--color-text-primary);
    margin-block-end: var(--space-6);
  }

  .stage-heading-accent {
    color: var(--color-accent);
    display: block;
  }

  .cursor-blink {
    display: inline-block;
    animation: blink 1.1s step-end infinite;
    color: var(--color-accent);
  }

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

  .stage-body {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    line-height: 1.75;
    margin-block-end: var(--space-8);
    max-inline-size: 480px;
  }

  .stage-actions {
    display: flex;
    gap: var(--space-4);
    flex-wrap: wrap;
    margin-block-end: var(--space-8);
  }

  .stage-footnote {
    font-size: 0.8rem;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: var(--space-2);
  }

  .stage-footnote i {
    color: var(--color-accent);
  }

  .stage-right {
    position: relative;
    overflow: hidden;
  }

  @media (max-width: 768px) {
    .stage-right {
      block-size: 320px;
    }
  }

  .stage-image {
    inline-size: 100%;
    block-size: 100%;
    object-fit: cover;
    object-position: center;
    filter: brightness(0.7) saturate(0.8);
    transition: filter var(--transition-slow);
  }

  .stage:hover .stage-image {
    filter: brightness(0.8) saturate(0.9);
  }

  .stage-right-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
      135deg,
      rgba(0, 255, 180, 0.08) 0%,
      transparent 50%,
      rgba(0, 0, 0, 0.4) 100%
    );
    pointer-events: none;
  }

  .stage-badge {
    position: absolute;
    inset-block-end: var(--space-8);
    inset-inline-start: var(--space-8);
    background: rgba(0, 255, 180, 0.1);
    border: 1px solid var(--color-border-strong);
    backdrop-filter: blur(10px);
    padding: var(--space-3) var(--space-5);
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--color-accent);
    letter-spacing: 0.08em;
  }

  
  .btn-primary {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--color-accent);
    color: var(--color-bg);
    font-weight: 700;
    font-size: 0.95rem;
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-sm);
    border: 2px solid var(--color-accent);
    transition: all var(--transition-base);
    box-shadow: var(--shadow-accent);
    min-block-size: 44px;
    text-decoration: none;
    white-space: nowrap;
  }

  .btn-primary:hover {
    background: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
    box-shadow: var(--shadow-accent-strong);
    transform: translateY(-2px);
  }

  .btn-primary:active {
    transform: translateY(0);
  }

  .btn-primary--lg {
    font-size: 1.05rem;
    padding: var(--space-4) var(--space-8);
  }

  .btn-primary--full {
    inline-size: 100%;
    justify-content: center;
  }

  .btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background: transparent;
    color: var(--color-text-primary);
    font-weight: 600;
    font-size: 0.95rem;
    padding: var(--space-3) var(--space-6);
    border-radius: var(--radius-sm);
    border: 2px solid var(--color-border-strong);
    transition: all var(--transition-base);
    min-block-size: 44px;
    text-decoration: none;
    white-space: nowrap;
  }

  .btn-ghost:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    background: var(--color-accent-dim);
    transform: translateY(-2px);
  }

  
  .section-tag {
    display: inline-block;
    font-size: 0.78rem;
    color: var(--color-accent);
    letter-spacing: 0.05em;
    margin-block-end: var(--space-4);
    opacity: 0.9;
  }

  .section-heading {
    font-size: clamp(1.6rem, 3.5vw, 2.4rem);
    font-weight: 800;
    line-height: 1.2;
    color: var(--color-text-primary);
    margin-block-end: var(--space-6);
  }

  .section-sub {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    max-inline-size: 600px;
    margin-block-end: var(--space-10);
  }

  
  .shelf-intro-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: start;
  }

  @media (max-width: 900px) {
    .shelf-intro-grid {
      grid-template-columns: 1fr;
      gap: var(--space-10);
    }
  }

  .shelf-intro-text h2 {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 800;
    margin-block-end: var(--space-5);
    line-height: 1.25;
  }

  .shelf-intro-text p {
    color: var(--color-text-secondary);
    margin-block-end: var(--space-4);
    line-height: 1.8;
  }

  .shelf-intro-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-4);
  }

  @media (max-width: 480px) {
    .shelf-intro-cards {
      grid-template-columns: 1fr;
    }
  }

  
  .spotlight {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    padding: var(--space-5);
    transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
    position: relative;
    overflow: hidden;
  }

  .spotlight::before {
    content: '';
    position: absolute;
    inset-block-start: 0;
    inset-inline-start: 0;
    inline-size: 100%;
    block-size: 2px;
    background: linear-gradient(90deg, var(--color-accent), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
  }

  .spotlight:hover {
    border-color: var(--color-border-strong);
    box-shadow: var(--shadow-md), 0 0 20px rgba(0, 255, 180, 0.06);
    transform: translateY(-3px);
  }

  .spotlight:hover::before {
    opacity: 1;
  }

  .spotlight--sm {
    padding: var(--space-4);
  }

  .spotlight-icon {
    inline-size: 40px;
    block-size: 40px;
    border-radius: var(--radius-sm);
    background: var(--color-accent-dim);
    border: 1px solid var(--color-border-strong);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-block-end: var(--space-3);
    color: var(--color-accent);
    font-size: 1rem;
    flex-shrink: 0;
  }

  .spotlight h3 {
    font-size: 0.95rem;
    font-weight: 700;
    margin-block-end: var(--space-2);
    color: var(--color-text-primary);
  }

  .spotlight p {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    line-height: 1.7;
  }

  
  .gallery {
    background: var(--color-bg-alt);
  }

  .gallery-header {
    margin-block-end: var(--space-10);
  }

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

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

  @media (max-width: 480px) {
    .gallery-grid {
      grid-template-columns: 1fr;
    }
  }

  .gallery-cell {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 4/3;
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-slow), box-shadow var(--transition-slow);
  }

  .gallery-cell:hover {
    transform: translateY(-4px) scale(1.01);
    box-shadow: var(--shadow-xl), 0 0 30px rgba(0, 255, 180, 0.08);
  }

  .gallery-cell--large {
    grid-column: span 2;
    aspect-ratio: 16/9;
  }

  @media (max-width: 768px) {
    .gallery-cell--large {
      grid-column: span 2;
    }
  }

  @media (max-width: 480px) {
    .gallery-cell--large {
      grid-column: span 1;
    }
  }

  .gallery-cell--wide {
    grid-column: span 3;
    aspect-ratio: 21/7;
  }

  @media (max-width: 768px) {
    .gallery-cell--wide {
      grid-column: span 2;
      aspect-ratio: 16/7;
    }
  }

  @media (max-width: 480px) {
    .gallery-cell--wide {
      grid-column: span 1;
      aspect-ratio: 16/9;
    }
  }

  .gallery-cell img {
    inline-size: 100%;
    block-size: 100%;
    object-fit: cover;
    transition: transform 0.6s ease, filter 0.4s ease;
    filter: brightness(0.8) saturate(0.8);
  }

  .gallery-cell:hover img {
    transform: scale(1.05);
    filter: brightness(0.9) saturate(1);
  }

  .gallery-label {
    position: absolute;
    inset-block-end: 0;
    inset-inline: 0;
    background: linear-gradient(transparent, rgba(14, 16, 18, 0.9));
    padding: var(--space-6) var(--space-4) var(--space-3);
    font-size: 0.75rem;
    color: var(--color-accent);
    letter-spacing: 0.05em;
  }

  
  .shelf--process {
    background: var(--color-bg);
  }

  .shelf-process-header {
    margin-block-end: var(--space-12);
    max-inline-size: 700px;
  }

  .shelf-process-steps {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: relative;
  }

  .shelf-process-steps::before {
    content: '';
    position: absolute;
    inset-block: 0;
    inset-inline-start: 28px;
    inline-size: 2px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
    opacity: 0.3;
  }

  @media (max-width: 600px) {
    .shelf-process-steps::before {
      display: none;
    }
  }

  .process-step {
    display: grid;
    grid-template-columns: 60px 1fr;
    gap: var(--space-6);
    padding-block: var(--space-8);
    border-block-end: 1px solid var(--color-border);
    transition: background var(--transition-base);
  }

  .process-step:last-child {
    border-block-end: none;
  }

  .process-step:hover {
    background: var(--color-accent-dim);
    border-radius: var(--radius-md);
    padding-inline: var(--space-4);
  }

  @media (max-width: 600px) {
    .process-step {
      grid-template-columns: 1fr;
      gap: var(--space-3);
    }
  }

  .process-step-num {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--color-accent);
    opacity: 0.4;
    line-height: 1;
    padding-block-start: var(--space-1);
    transition: opacity var(--transition-base);
  }

  .process-step:hover .process-step-num {
    opacity: 1;
  }

  .process-step-content h3 {
    font-size: 1.15rem;
    font-weight: 700;
    margin-block-end: var(--space-3);
    color: var(--color-text-primary);
  }

  .process-step-content p {
    color: var(--color-text-secondary);
    line-height: 1.75;
    font-size: 0.95rem;
  }

  
  .shelf-scope-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
  }

  @media (max-width: 900px) {
    .shelf-scope-grid {
      grid-template-columns: 1fr;
    }
  }

  .shelf-scope-img {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
  }

  .shelf-scope-img img {
    inline-size: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    filter: brightness(0.8) saturate(0.85);
    transition: filter var(--transition-slow);
  }

  .shelf-scope-img:hover img {
    filter: brightness(0.9) saturate(1);
  }

  .shelf-scope-text h2 {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 800;
    margin-block-end: var(--space-5);
  }

  .shelf-scope-text p {
    color: var(--color-text-secondary);
    margin-block-end: var(--space-4);
    line-height: 1.8;
  }

  .scope-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
    margin-block: var(--space-6);
  }

  .scope-list li {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    color: var(--color-text-secondary);
    font-size: 0.95rem;
  }

  .scope-list li i {
    color: var(--color-accent);
    flex-shrink: 0;
  }

  .scope-note {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    background: var(--color-warning-dim);
    border: 1px solid rgba(255, 179, 64, 0.25);
    border-radius: var(--radius-sm);
    padding: var(--space-4);
    font-size: 0.82rem;
    color: var(--color-warning);
    margin-block-start: var(--space-4);
  }

  
  .shelf-cta-inner {
    position: relative;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-xl);
    padding: var(--space-16) var(--space-12);
    text-align: center;
    overflow: hidden;
    box-shadow: var(--shadow-lg), var(--shadow-accent);
  }

  @media (max-width: 600px) {
    .shelf-cta-inner {
      padding: var(--space-10) var(--space-6);
    }
  }

  .cta-grid-overlay {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(0, 255, 180, 0.02) 1px, transparent 1px),
      linear-gradient(90deg, rgba(0, 255, 180, 0.02) 1px, transparent 1px);
    background-size: 30px 30px;
    pointer-events: none;
  }

  .cta-heading {
    font-size: clamp(1.6rem, 3.5vw, 2.6rem);
    font-weight: 800;
    margin-block: var(--space-4) var(--space-5);
    color: var(--color-text-primary);
    position: relative;
    z-index: 1;
  }

  .cta-body {
    color: var(--color-text-secondary);
    font-size: 1.05rem;
    margin-block-end: var(--space-8);
    max-inline-size: 560px;
    margin-inline: auto;
    position: relative;
    z-index: 1;
  }

  .cta-actions {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
    margin-block-end: var(--space-6);
  }

  .cta-contact-row {
    display: flex;
    gap: var(--space-8);
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
  }

  .cta-contact-row a {
    font-size: 0.85rem;
    color: var(--color-text-muted);
    display: flex;
    align-items: center;
    gap: var(--space-2);
    transition: color var(--transition-base);
  }

  .cta-contact-row a:hover {
    color: var(--color-accent);
  }

  
  .floating-sidebar {
    position: fixed;
    inset-block-end: var(--space-8);
    inset-inline-end: var(--space-6);
    z-index: 800;
    opacity: 0;
    transform: translateX(20px);
    transition: opacity var(--transition-slow), transform var(--transition-slow);
  }

  .floating-sidebar.visible {
    opacity: 1;
    transform: translateX(0);
  }

  .floating-sidebar-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-1);
    background: var(--color-accent);
    color: var(--color-bg);
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-md);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.05em;
    text-transform: uppercase;
    box-shadow: var(--shadow-accent-strong);
    transition: all var(--transition-base);
    text-decoration: none;
    min-inline-size: 56px;
    min-block-size: 56px;
    justify-content: center;
  }

  .floating-sidebar-btn:hover {
    background: var(--color-accent-dark);
    transform: scale(1.08);
  }

  .floating-sidebar-btn i {
    font-size: 1.1rem;
  }

  .floating-sidebar-label {
    font-family: var(--font-mono);
    font-size: 0.65rem;
  }

  
  .footer-stage {
    background: var(--color-bg-card);
    border-block-start: 1px solid var(--color-border);
    padding-block: var(--space-16) var(--space-10);
    text-align: center;
  }

  .footer-logo-wrap {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-3);
    margin-block-end: var(--space-4);
  }

  .footer-logo {
    block-size: 40px;
    inline-size: 40px;
  }

  .footer-brand {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: 0.1em;
  }

  .footer-tagline {
    color: var(--color-text-muted);
    font-size: 0.9rem;
    margin-block-end: var(--space-8);
    max-inline-size: 400px;
    margin-inline: auto;
  }

  .footer-links-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2) var(--space-6);
    justify-content: center;
    margin-block-end: var(--space-6);
  }

  .footer-links-row a {
    font-size: 0.875rem;
    color: var(--color-text-secondary);
    padding: var(--space-1) var(--space-2);
    border-radius: var(--radius-xs);
    transition: color var(--transition-base);
  }

  .footer-links-row a:hover {
    color: var(--color-accent);
  }

  .footer-contact-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2) var(--space-6);
    justify-content: center;
    margin-block-end: var(--space-6);
    font-size: 0.82rem;
    color: var(--color-text-muted);
  }

  .footer-contact-row i {
    color: var(--color-accent);
    margin-inline-end: var(--space-1);
  }

  .footer-contact-row a {
    color: var(--color-text-muted);
    transition: color var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
  }

  .footer-contact-row a:hover {
    color: var(--color-accent);
  }

  .footer-legal-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2) var(--space-5);
    justify-content: center;
    margin-block-end: var(--space-6);
  }

  .footer-legal-row a {
    font-size: 0.78rem;
    color: var(--color-text-muted);
    transition: color var(--transition-base);
    padding: var(--space-1) var(--space-2);
  }

  .footer-legal-row a:hover {
    color: var(--color-accent);
  }

  .footer-copy {
    font-size: 0.78rem;
    color: var(--color-text-muted);
    opacity: 0.6;
  }

  
  .page-hero {
    background: var(--color-bg-alt);
    padding-block: calc(var(--nav-height) + var(--space-16)) var(--space-16);
    position: relative;
    overflow: hidden;
  }

  .page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(0, 255, 180, 0.02) 1px, transparent 1px),
      linear-gradient(90deg, rgba(0, 255, 180, 0.02) 1px, transparent 1px);
    background-size: 40px 40px;
    pointer-events: none;
  }

  .page-hero-inner {
    position: relative;
    z-index: 2;
    max-inline-size: 760px;
  }

  .page-hero-heading {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 800;
    line-height: 1.1;
    margin-block-end: var(--space-6);
    color: var(--color-text-primary);
  }

  .page-hero-sub {
    font-size: 1.1rem;
    color: var(--color-text-secondary);
    line-height: 1.75;
    max-inline-size: 600px;
  }

  
  .story-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
  }

  @media (max-width: 900px) {
    .story-grid {
      grid-template-columns: 1fr;
      gap: var(--space-10);
    }
  }

  .story-text h2 {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 800;
    margin-block-end: var(--space-5);
    color: var(--color-text-primary);
  }

  .story-text p {
    color: var(--color-text-secondary);
    margin-block-end: var(--space-5);
    line-height: 1.8;
  }

  .story-img {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
  }

  .story-img img {
    inline-size: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    filter: brightness(0.75) saturate(0.85);
    transition: filter var(--transition-slow);
  }

  .story-img:hover img {
    filter: brightness(0.85) saturate(1);
  }

  
  .values-header {
    margin-block-end: var(--space-10);
  }

  .values-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
  }

  @media (max-width: 700px) {
    .values-grid {
      grid-template-columns: 1fr;
    }
  }

  .values-grid .spotlight {
    padding: var(--space-6);
  }

  .values-grid .spotlight-icon {
    inline-size: 48px;
    block-size: 48px;
    font-size: 1.2rem;
  }

  .values-grid .spotlight h3 {
    font-size: 1.05rem;
    margin-block-end: var(--space-3);
  }

  .values-grid .spotlight p {
    font-size: 0.9rem;
  }

  
  .approach-inner {
    max-inline-size: 760px;
    margin-inline: auto;
  }

  .approach-inner h2 {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 800;
    margin-block: var(--space-4) var(--space-5);
  }

  .approach-inner p {
    color: var(--color-text-secondary);
    margin-block-end: var(--space-5);
    line-height: 1.8;
  }

  .approach-note {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    background: var(--color-accent-dim);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-sm);
    padding: var(--space-4);
    font-size: 0.82rem;
    color: var(--color-accent);
    margin-block-start: var(--space-6);
  }

  
  .shelf--detailed-process {
    background: var(--color-bg);
  }

  .detail-step {
    margin-block-end: var(--space-20);
  }

  .detail-step:last-child {
    margin-block-end: 0;
  }

  .detail-step-head {
    display: flex;
    align-items: flex-start;
    gap: var(--space-6);
    margin-block-end: var(--space-8);
    padding-block-end: var(--space-5);
    border-block-end: 1px solid var(--color-border);
  }

  .detail-step-num {
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-accent);
    opacity: 0.3;
    line-height: 1;
    flex-shrink: 0;
  }

  .detail-step-head h2 {
    font-size: clamp(1.3rem, 2.5vw, 1.8rem);
    font-weight: 800;
    padding-block-start: var(--space-2);
    color: var(--color-text-primary);
  }

  .detail-step-body {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-12);
    align-items: start;
  }

  .detail-step-body--reverse {
    direction: rtl;
  }

  .detail-step-body--reverse > * {
    direction: ltr;
  }

  @media (max-width: 900px) {
    .detail-step-body,
    .detail-step-body--reverse {
      grid-template-columns: 1fr;
      direction: ltr;
    }

    .detail-step-body--reverse > * {
      direction: ltr;
    }
  }

  .detail-step-text p {
    color: var(--color-text-secondary);
    margin-block-end: var(--space-4);
    line-height: 1.8;
  }

  .detail-step-img {
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
  }

  .detail-step-img img {
    inline-size: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    filter: brightness(0.8) saturate(0.85);
    transition: filter var(--transition-slow);
  }

  .detail-step-img:hover img {
    filter: brightness(0.9) saturate(1);
  }

  
  .info-lead {
    max-inline-size: 800px;
    margin-block-end: var(--space-12);
  }

  .info-lead h2 {
    font-size: clamp(1.5rem, 3vw, 2.2rem);
    font-weight: 800;
    margin-block-end: var(--space-5);
    color: var(--color-text-primary);
  }

  .info-lead-text {
    font-size: 1.05rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
  }

  .info-cards-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
  }

  @media (max-width: 700px) {
    .info-cards-grid {
      grid-template-columns: 1fr;
    }
  }

  .info-cards-grid .spotlight {
    padding: var(--space-6);
  }

  .info-cards-grid .spotlight-icon {
    inline-size: 48px;
    block-size: 48px;
    font-size: 1.2rem;
    margin-block-end: var(--space-4);
  }

  .info-cards-grid .spotlight h3 {
    font-size: 1rem;
    margin-block-end: var(--space-3);
  }

  .info-cards-grid .spotlight p {
    font-size: 0.9rem;
    line-height: 1.7;
  }

  
  .reno-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
  }

  @media (max-width: 900px) {
    .reno-grid {
      grid-template-columns: 1fr;
    }
  }

  .reno-text h2 {
    font-size: clamp(1.4rem, 3vw, 2rem);
    font-weight: 800;
    margin-block: var(--space-4) var(--space-5);
    color: var(--color-text-primary);
  }

  .reno-text p {
    color: var(--color-text-secondary);
    margin-block-end: var(--space-4);
    line-height: 1.8;
  }

  .reno-note {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    background: var(--color-accent-dim);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-sm);
    padding: var(--space-4);
    font-size: 0.82rem;
    color: var(--color-accent);
    margin-block-start: var(--space-6);
  }

  .reno-img {
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-xl);
  }

  .reno-img img {
    inline-size: 100%;
    aspect-ratio: 4/3;
    object-fit: cover;
    filter: brightness(0.8) saturate(0.85);
    transition: filter var(--transition-slow);
  }

  
  .faq-header {
    margin-block-end: var(--space-10);
  }

  .faq-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    max-inline-size: 800px;
  }

  .faq-item {
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: border-color var(--transition-base);
    background: var(--color-bg-card);
  }

  .faq-item:hover,
  .faq-item:focus-within {
    border-color: var(--color-border-strong);
  }

  .faq-question {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding: var(--space-5) var(--space-6);
    cursor: pointer;
    font-weight: 600;
    color: var(--color-text-primary);
    font-size: 0.95rem;
    min-block-size: 44px;
    user-select: none;
    transition: color var(--transition-base), background var(--transition-base);
  }

  .faq-question:hover {
    color: var(--color-accent);
    background: var(--color-accent-dim);
  }

  .faq-icon {
    flex-shrink: 0;
    color: var(--color-accent);
    transition: transform var(--transition-base);
    font-size: 0.85rem;
  }

  .faq-item.open .faq-icon {
    transform: rotate(180deg);
  }

  .faq-answer {
    max-block-size: 0;
    overflow: hidden;
    transition: max-block-size 0.4s cubic-bezier(0.4, 0, 0.2, 1), padding var(--transition-base);
    padding-inline: var(--space-6);
  }

  .faq-item.open .faq-answer {
    max-block-size: 500px;
    padding-block-end: var(--space-5);
  }

  .faq-answer p {
    color: var(--color-text-secondary);
    line-height: 1.75;
    font-size: 0.9rem;
  }

  
  .shelf--contact {
    background: var(--color-bg);
  }

  .contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: start;
  }

  @media (max-width: 900px) {
    .contact-grid {
      grid-template-columns: 1fr;
      gap: var(--space-10);
    }
  }

  .contact-form-wrap h2,
  .contact-info-wrap h2 {
    font-size: 1.5rem;
    font-weight: 800;
    margin-block-end: var(--space-6);
    color: var(--color-text-primary);
    padding-block-end: var(--space-4);
    border-block-end: 1px solid var(--color-border);
  }

  .contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--space-5);
  }

  .form-field {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
  }

  .form-field label {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-secondary);
    letter-spacing: 0.02em;
  }

  .form-field input,
  .form-field textarea {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    padding: var(--space-3) var(--space-4);
    color: var(--color-text-primary);
    font-family: var(--font-body);
    font-size: 0.95rem;
    transition: border-color var(--transition-base), box-shadow var(--transition-base), background var(--transition-base);
    min-block-size: 44px;
    inline-size: 100%;
    appearance: none;
  }

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

  .form-field input:focus,
  .form-field textarea:focus {
    outline: none;
    border-color: var(--color-accent);
    box-shadow: 0 0 0 3px var(--color-accent-dim);
    background: var(--color-surface);
  }

  .form-field textarea {
    resize: vertical;
    min-block-size: 140px;
    line-height: 1.6;
  }

  .form-field--check {
    flex-direction: row;
    align-items: flex-start;
  }

  .check-label {
    display: flex;
    gap: var(--space-3);
    cursor: pointer;
    align-items: flex-start;
  }

  .check-label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    inline-size: 0;
    block-size: 0;
  }

  .check-box {
    flex-shrink: 0;
    inline-size: 20px;
    block-size: 20px;
    min-inline-size: 20px;
    border: 2px solid var(--color-border-strong);
    border-radius: var(--radius-xs);
    background: var(--color-bg-card);
    transition: all var(--transition-base);
    position: relative;
    margin-block-start: 2px;
  }

  .check-label input:checked + .check-box {
    background: var(--color-accent);
    border-color: var(--color-accent);
  }

  .check-label input:checked + .check-box::after {
    content: '';
    position: absolute;
    inset-block-start: 3px;
    inset-inline-start: 6px;
    inline-size: 5px;
    block-size: 9px;
    border: 2px solid var(--color-bg);
    border-block-start: none;
    border-inline-start: none;
    transform: rotate(45deg);
  }

  .check-text {
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
  }

  .check-text a {
    color: var(--color-accent);
    text-decoration: underline;
    text-underline-offset: 2px;
  }

  
  .contact-info-cards {
    display: flex;
    flex-direction: column;
    gap: var(--space-4);
  }

  .contact-info-card {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    padding: var(--space-4) var(--space-5);
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-base), transform var(--transition-base);
  }

  .contact-info-card:hover {
    border-color: var(--color-border-strong);
    transform: translateX(4px);
  }

  .contact-info-icon {
    inline-size: 40px;
    block-size: 40px;
    border-radius: var(--radius-sm);
    background: var(--color-accent-dim);
    border: 1px solid var(--color-border-strong);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-accent);
    flex-shrink: 0;
  }

  .contact-info-label {
    font-size: 0.75rem;
    color: var(--color-text-muted);
    margin-block-end: var(--space-1);
  }

  .contact-info-value {
    font-size: 0.95rem;
    color: var(--color-text-primary);
    font-weight: 500;
    line-height: 1.5;
    transition: color var(--transition-base);
  }

  a.contact-info-value:hover {
    color: var(--color-accent);
  }

  
  .shelf--timeline {
    background: var(--color-bg-alt);
  }

  .timeline-header {
    margin-block-end: var(--space-12);
  }

  .timeline-track {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 0;
    max-inline-size: 700px;
  }

  .timeline-track::before {
    content: '';
    position: absolute;
    inset-block: 24px 0;
    inset-inline-start: 11px;
    inline-size: 2px;
    background: linear-gradient(to bottom, var(--color-accent), transparent 90%);
    opacity: 0.4;
  }

  .timeline-item {
    display: grid;
    grid-template-columns: 24px 1fr;
    gap: var(--space-6);
    padding-block: var(--space-6);
    padding-block-end: var(--space-8);
  }

  .timeline-dot {
    inline-size: 24px;
    block-size: 24px;
    border-radius: 50%;
    border: 2px solid var(--color-accent);
    background: var(--color-bg-card);
    flex-shrink: 0;
    position: relative;
    z-index: 1;
    transition: background var(--transition-base), box-shadow var(--transition-base);
  }

  .timeline-item:hover .timeline-dot {
    background: var(--color-accent);
    box-shadow: 0 0 12px var(--color-accent-glow);
  }

  .timeline-content {
    padding-block-start: 2px;
  }

  .timeline-step {
    font-size: 0.75rem;
    color: var(--color-accent);
    margin-block-end: var(--space-2);
    letter-spacing: 0.05em;
  }

  .timeline-content h3 {
    font-size: 1.1rem;
    font-weight: 700;
    margin-block-end: var(--space-2);
    color: var(--color-text-primary);
  }

  .timeline-content p {
    color: var(--color-text-secondary);
    font-size: 0.9rem;
    line-height: 1.7;
  }

  
  .shelf--map {
    background: var(--color-bg);
  }

  .map-wrap {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
  }

  .map-label {
    padding: var(--space-4) var(--space-6);
    font-size: 0.82rem;
    color: var(--color-accent);
    border-block-end: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    gap: var(--space-2);
  }

  .map-frame iframe {
    display: block;
    filter: brightness(0.9) saturate(0.85) invert(0.85) hue-rotate(175deg);
  }

  
  .thanks-main {
    display: flex;
    align-items: center;
    justify-content: center;
    padding-block: calc(var(--nav-height) + var(--space-20)) var(--space-20);
    min-block-size: 70dvh;
  }

  .thanks-wrap {
    text-align: center;
    max-inline-size: 520px;
    padding-inline: var(--space-6);
  }

  .envelope-anim {
    margin-block-end: var(--space-10);
    display: flex;
    justify-content: center;
  }

  .envelope-body {
    position: relative;
    inline-size: 100px;
    block-size: 70px;
    background: var(--color-surface);
    border-radius: var(--radius-sm);
    border: 2px solid var(--color-border-strong);
    overflow: hidden;
    animation: envelope-appear 0.6s cubic-bezier(0.34, 1.56, 0.64, 1) both;
    box-shadow: var(--shadow-accent);
  }

  @keyframes envelope-appear {
    from { transform: scale(0.5) rotate(-10deg); opacity: 0; }
    to { transform: scale(1) rotate(0deg); opacity: 1; }
  }

  .envelope-flap {
    position: absolute;
    inset-block-start: 0;
    inset-inline: 0;
    block-size: 50px;
    background: var(--color-bg-card);
    border-block-end: 2px solid var(--color-border-strong);
    clip-path: polygon(0 0, 100% 0, 50% 100%);
    transform-origin: top center;
    animation: flap-open 0.8s 0.6s cubic-bezier(0.4, 0, 0.2, 1) both;
  }

  @keyframes flap-open {
    from { transform: rotateX(0deg); }
    to { transform: rotateX(-160deg); }
  }

  .envelope-letter {
    position: absolute;
    inset-inline: 10px;
    block-size: 55px;
    background: var(--color-text-primary);
    border-radius: 2px;
    animation: letter-rise 0.6s 1s cubic-bezier(0.34, 1.56, 0.64, 1) both;
    transform: translateY(60px);
    display: flex;
    align-items: center;
    justify-content: center;
  }

  @keyframes letter-rise {
    from { transform: translateY(60px); }
    to { transform: translateY(-20px); }
  }

  .envelope-letter-lines {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    inline-size: 100%;
  }

  .envelope-letter-lines span {
    display: block;
    block-size: 3px;
    background: var(--color-bg-card);
    border-radius: var(--radius-full);
  }

  .envelope-letter-lines span:nth-child(2) {
    inline-size: 70%;
  }

  .thanks-heading {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    margin-block-end: var(--space-5);
    color: var(--color-text-primary);
    animation: fade-up 0.6s 1.4s both;
  }

  .thanks-text {
    color: var(--color-text-secondary);
    font-size: 1rem;
    line-height: 1.75;
    margin-block-end: var(--space-8);
    animation: fade-up 0.6s 1.6s both;
  }

  .thanks-actions {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
    animation: fade-up 0.6s 1.8s both;
  }

  @keyframes fade-up {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
  }

  
  .legal-page {
    padding-block: calc(var(--nav-height) + var(--space-16)) var(--space-24);
  }

  .legal-header {
    margin-block-end: var(--space-12);
    padding-block-end: var(--space-8);
    border-block-end: 1px solid var(--color-border);
  }

  .legal-header h1 {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 800;
    margin-block: var(--space-4) var(--space-3);
    color: var(--color-text-primary);
  }

  .legal-date {
    font-size: 0.8rem;
    color: var(--color-text-muted);
  }

  .legal-body {
    display: flex;
    flex-direction: column;
    gap: var(--space-8);
  }

  .legal-group h2,
  .legal-clause h2 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-block-end: var(--space-4);
    padding-block-end: var(--space-2);
    border-block-end: 1px solid var(--color-border);
  }

  .legal-body h2 {
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-accent);
    margin-block-end: var(--space-3);
    margin-block-start: var(--space-4);
  }

  .legal-body p,
  .legal-group p,
  .legal-clause p {
    color: var(--color-text-secondary);
    line-height: 1.8;
    font-size: 0.95rem;
    margin-block-end: var(--space-3);
  }

  .legal-body ul,
  .legal-group ul {
    list-style: disc;
    padding-inline-start: var(--space-6);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    line-height: 1.7;
    margin-block-end: var(--space-3);
  }

  .legal-body a,
  .legal-group a,
  .legal-clause a {
    color: var(--color-accent);
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: color var(--transition-base);
  }

  .legal-body a:hover,
  .legal-group a:hover,
  .legal-clause a:hover {
    color: var(--color-accent-dark);
  }

  
  .cookie-table-wrap {
    overflow-x: auto;
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    margin-block: var(--space-4);
  }

  .cookie-table {
    inline-size: 100%;
    border-collapse: collapse;
    font-size: 0.85rem;
  }

  .cookie-table th {
    background: var(--color-surface);
    color: var(--color-accent);
    font-family: var(--font-mono);
    font-size: 0.78rem;
    letter-spacing: 0.03em;
    padding: var(--space-3) var(--space-4);
    text-align: start;
    border-block-end: 1px solid var(--color-border);
  }

  .cookie-table td {
    padding: var(--space-3) var(--space-4);
    color: var(--color-text-secondary);
    border-block-end: 1px solid var(--color-border);
    line-height: 1.5;
  }

  .cookie-table tr:last-child td {
    border-block-end: none;
  }

  .cookie-table tr:hover td {
    background: var(--color-accent-dim);
  }

  .cookie-reset-btn {
    margin-block: var(--space-4);
    font-size: 0.85rem;
    padding: var(--space-2) var(--space-4);
    min-block-size: 44px;
  }

  
  .cookie-consent-card {
    position: fixed;
    inset-block-end: var(--space-6);
    inset-inline-end: var(--space-6);
    z-index: 9990;
    inline-size: 340px;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl), var(--shadow-accent);
    transform: translateY(calc(100% + var(--space-8)));
    opacity: 0;
    transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.4s ease;
    overflow: hidden;
  }

  @media (max-width: 480px) {
    .cookie-consent-card {
      inset-inline: var(--space-4);
      inline-size: auto;
    }
  }

  .cookie-consent-card.visible {
    transform: translateY(0);
    opacity: 1;
  }

  .cookie-consent-card.expanded {
    transform: translateY(0);
  }

  .cookie-consent-header {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    padding: var(--space-5) var(--space-5) var(--space-3);
  }

  .cookie-consent-icon {
    font-size: 1.5rem;
    color: var(--color-accent);
  }

  .cookie-consent-title {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--color-text-primary);
  }

  .cookie-consent-body {
    padding: 0 var(--space-5) var(--space-4);
  }

  .cookie-consent-body p {
    font-size: 0.82rem;
    color: var(--color-text-secondary);
    line-height: 1.65;
  }

  .cookie-consent-body a {
    color: var(--color-accent);
    text-decoration: underline;
    text-underline-offset: 2px;
  }

  .cookie-consent-toggles {
    max-block-size: 0;
    overflow: hidden;
    transition: max-block-size 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    padding-inline: var(--space-5);
  }

  .cookie-consent-card.expanded .cookie-consent-toggles {
    max-block-size: 300px;
  }

  .cookie-toggle-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-block: var(--space-3);
    border-block-end: 1px solid var(--color-border);
  }

  .cookie-toggle-row:last-child {
    border-block-end: none;
  }

  .cookie-toggle-label {
    font-size: 0.82rem;
    color: var(--color-text-secondary);
    font-weight: 500;
  }

  .cookie-toggle-label .required-tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--color-text-muted);
    margin-inline-start: var(--space-1);
  }

  .toggle-switch {
    position: relative;
    display: inline-block;
    inline-size: 40px;
    block-size: 22px;
    flex-shrink: 0;
  }

  .toggle-switch input {
    opacity: 0;
    inline-size: 0;
    block-size: 0;
  }

  .toggle-slider {
    position: absolute;
    inset: 0;
    background: var(--color-surface);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: background var(--transition-base);
    border: 1px solid var(--color-border);
  }

  .toggle-slider::before {
    content: '';
    position: absolute;
    block-size: 16px;
    inline-size: 16px;
    inset-block-start: 2px;
    inset-inline-start: 2px;
    background: var(--color-text-muted);
    border-radius: 50%;
    transition: transform var(--transition-base), background var(--transition-base);
  }

  .toggle-switch input:checked + .toggle-slider {
    background: var(--color-accent-dim);
    border-color: var(--color-accent);
  }

  .toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(18px);
    background: var(--color-accent);
  }

  .toggle-switch input:disabled + .toggle-slider {
    opacity: 0.5;
    cursor: not-allowed;
  }

  .cookie-consent-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    padding: var(--space-4) var(--space-5) var(--space-5);
    border-block-start: 1px solid var(--color-border);
  }

  .cookie-btn-accept {
    background: var(--color-accent);
    color: var(--color-bg);
    font-weight: 700;
    font-size: 0.85rem;
    padding: var(--space-3) var(--space-4);
    border-radius: var(--radius-sm);
    border: 2px solid var(--color-accent);
    transition: all var(--transition-base);
    min-block-size: 44px;
    cursor: pointer;
    font-family: var(--font-body);
  }

  .cookie-btn-accept:hover {
    background: var(--color-accent-dark);
    border-color: var(--color-accent-dark);
  }

  .cookie-btn-necessary {
    background: transparent;
    color: var(--color-text-secondary);
    font-weight: 500;
    font-size: 0.82rem;
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    transition: all var(--transition-base);
    min-block-size: 44px;
    cursor: pointer;
    font-family: var(--font-body);
  }

  .cookie-btn-necessary:hover {
    border-color: var(--color-border-strong);
    color: var(--color-text-primary);
  }

  .cookie-btn-customize {
    background: transparent;
    color: var(--color-text-muted);
    font-size: 0.78rem;
    padding: var(--space-1) var(--space-2);
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
    text-align: center;
    transition: color var(--transition-base);
    text-decoration: underline;
    text-underline-offset: 2px;
    display: block;
    inline-size: 100%;
    min-block-size: 36px;
  }

  .cookie-btn-customize:hover {
    color: var(--color-accent);
  }

  
  .reveal-element {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.65s cubic-bezier(0.4, 0, 0.2, 1), transform 0.65s cubic-bezier(0.4, 0, 0.2, 1);
  }

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

  .shelf-intro-cards .reveal-element:nth-child(2) { transition-delay: 0.1s; }
  .shelf-intro-cards .reveal-element:nth-child(3) { transition-delay: 0.2s; }
  .shelf-intro-cards .reveal-element:nth-child(4) { transition-delay: 0.3s; }
  .values-grid .reveal-element:nth-child(2) { transition-delay: 0.1s; }
  .values-grid .reveal-element:nth-child(3) { transition-delay: 0.2s; }
  .values-grid .reveal-element:nth-child(4) { transition-delay: 0.3s; }
  .info-cards-grid .reveal-element:nth-child(2) { transition-delay: 0.1s; }
  .info-cards-grid .reveal-element:nth-child(3) { transition-delay: 0.2s; }
  .info-cards-grid .reveal-element:nth-child(4) { transition-delay: 0.3s; }

}

@layer utilities {
  .visually-hidden {
    position: absolute;
    inline-size: 1px;
    block-size: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }
}