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

  :root {
    --bg:           #0d1520;
    --bg2:          #111c2a;
    --bg3:          #152030;
    --surface:      #1a2738;
    --border:       rgba(0,210,190,0.09);
    --border-glow:  rgba(0,210,190,0.28);
    --text:         #e6f4f6;
    --muted:        #6a8f9a;
    --accent:       #00d4b4;
    --accent2:      #00c4e0;
    --gold:         #00d4b4;
    --gold-dim:     rgba(0,212,180,0.12);
    --font:  'Sora', sans-serif;
    --mono:  'DM Mono', monospace;
  }

  html { scroll-behavior: smooth; }

  body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font);
    font-size: 16px;
    line-height: 1.7;
    overflow-x: hidden;
  }

  /* ── JS DETECTION ── */
  /* elements hidden only when JS is present — safe fallback if JS fails */
  .js [data-reveal] {
    opacity: 0;
    transform: translateY(22px);
    transition: opacity 0.72s cubic-bezier(0.4,0,0.2,1),
                transform 0.72s cubic-bezier(0.4,0,0.2,1);
  }
  .js [data-reveal].is-visible { opacity: 1; transform: translateY(0); }

  .js [data-reveal][data-delay="1"] { transition-delay: 0.1s; }
  .js [data-reveal][data-delay="2"] { transition-delay: 0.2s; }
  .js [data-reveal][data-delay="3"] { transition-delay: 0.3s; }
  .js [data-reveal][data-delay="4"] { transition-delay: 0.4s; }
  .js [data-reveal][data-delay="5"] { transition-delay: 0.55s; }
  .js [data-reveal][data-delay="6"] { transition-delay: 0.7s; }

  /* ── NAV ── */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.2rem 4rem;
    background: rgba(6,11,16,0.7);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border);
    transition: border-color 0.4s;
  }
  nav.scrolled { border-color: rgba(0,200,180,0.12); }

  .logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    flex-shrink: 0;
  }
  .logo-img {
    height: 50px;
    width: auto;
    display: block;
    filter: drop-shadow(0 0 8px rgba(0,212,180,0.35));
    transition: filter 0.3s;
  }
  .logo:hover .logo-img {
    filter: drop-shadow(0 0 16px rgba(0,212,180,0.75)) drop-shadow(0 0 32px rgba(0,212,180,0.25));
  }

  .nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
  }
  .nav-links a {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.85rem;
    font-weight: 400;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition: color 0.2s;
    position: relative;
  }
  .nav-links a::after {
    content: '';
    position: absolute;
    bottom: -2px; left: 0;
    width: 0; height: 1px;
    background: var(--accent);
    transition: width 0.28s cubic-bezier(0.4,0,0.2,1);
  }
  .nav-links a:hover { color: var(--text); }
  .nav-links a:hover::after,
  .nav-links a.active::after { width: 100%; }
  .nav-links a.active { color: var(--text); }

  .nav-right {
    display: flex;
    align-items: center;
    gap: 1rem;
  }

  .nav-cta {
    background: transparent;
    border: 1px solid var(--border-glow);
    color: var(--accent);
    padding: 0.5rem 1.4rem;
    border-radius: 2px;
    font-family: var(--font);
    font-size: 0.82rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.2s, color 0.2s;
  }
  .nav-cta:hover {
    background: rgba(0,212,180,0.08);
    color: var(--text);
  }

  /* ── HAMBURGER ── */
  .hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 6px 4px;
    z-index: 200;
  }
  .hamburger span {
    display: block;
    width: 22px; height: 1.5px;
    background: var(--muted);
    border-radius: 2px;
    transition: transform 0.28s cubic-bezier(0.4,0,0.2,1), opacity 0.28s, background 0.2s;
    transform-origin: center;
  }
  .hamburger:hover span { background: var(--text); }
  .hamburger.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); background: var(--text); }
  .hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
  .hamburger.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); background: var(--text); }

  /* ── MOBILE NAV OVERLAY ── */
  .mobile-nav-overlay {
    position: fixed;
    inset: 0;
    z-index: 150;
    background: rgba(6,11,16,0.97);
    backdrop-filter: blur(18px);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.28s cubic-bezier(0.4,0,0.2,1);
  }
  .mobile-nav-overlay.open { pointer-events: auto; opacity: 1; }

  .mobile-nav-menu {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    width: 100%;
    padding: 2rem;
  }
  .mobile-nav-link {
    font-family: var(--font);
    font-size: 1.7rem;
    font-weight: 600;
    color: var(--muted);
    text-decoration: none;
    letter-spacing: -0.01em;
    padding: 0.75rem 2rem;
    width: 100%;
    text-align: center;
    transition: color 0.2s;
    border-radius: 2px;
  }
  .mobile-nav-link:hover { color: var(--text); }
  .mobile-nav-cta {
    color: var(--accent);
    margin-top: 1.8rem;
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    border: 1px solid var(--border-glow);
    padding: 0.85rem 2.5rem;
    width: auto;
  }
  .mobile-nav-cta:hover { background: rgba(0,212,180,0.1); color: var(--accent); }

  /* ── HERO ── */
  .hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 8rem 2rem 4rem;
    position: relative;
    overflow: hidden;
  }

  .hero-bg {
    position: absolute;
    inset: 0;
    pointer-events: none;
  }

  /* Northern lights aurora */
  .aurora {
    position: absolute;
    top: -20%; left: 50%;
    transform: translateX(-50%);
    width: 1100px; height: 640px;
    background:
      radial-gradient(ellipse at 25% 45%, rgba(0,212,180,0.14) 0%, transparent 55%),
      radial-gradient(ellipse at 68% 35%, rgba(0,200,240,0.09) 0%, transparent 50%),
      radial-gradient(ellipse at 50% 80%, rgba(0,232,120,0.07) 0%, transparent 45%),
      radial-gradient(ellipse at 80% 60%, rgba(140,60,255,0.05) 0%, transparent 40%);
    filter: blur(50px);
    will-change: transform;
    animation: aurora-drift 14s ease-in-out infinite alternate;
    transition: transform 0.3s ease-out;
  }
  @keyframes aurora-drift {
    0%   { transform: translateX(-50%) scaleY(1)    rotate(-1.5deg); opacity: 0.75; }
    100% { transform: translateX(-48%) scaleY(1.12) rotate(1.5deg);  opacity: 1;   }
  }

  /* Secondary aurora sweep */
  .aurora-2 {
    position: absolute;
    bottom: -10%; left: 50%;
    transform: translateX(-50%);
    width: 800px; height: 400px;
    background:
      radial-gradient(ellipse at 60% 50%, rgba(0,200,240,0.06) 0%, transparent 60%),
      radial-gradient(ellipse at 30% 50%, rgba(0,232,120,0.04) 0%, transparent 55%);
    filter: blur(60px);
    animation: aurora-drift 18s ease-in-out 3s infinite alternate-reverse;
  }

  /* Star field */
  .stars {
    position: absolute;
    inset: 0;
    background-image:
      radial-gradient(1px 1px at 12% 18%, rgba(255,255,255,0.55) 0%, transparent 100%),
      radial-gradient(1px 1px at 34%  8%, rgba(255,255,255,0.40) 0%, transparent 100%),
      radial-gradient(1px 1px at 58% 22%, rgba(255,255,255,0.50) 0%, transparent 100%),
      radial-gradient(1px 1px at 72%  5%, rgba(255,255,255,0.35) 0%, transparent 100%),
      radial-gradient(1px 1px at 88% 14%, rgba(255,255,255,0.50) 0%, transparent 100%),
      radial-gradient(1px 1px at 23% 35%, rgba(255,255,255,0.30) 0%, transparent 100%),
      radial-gradient(1px 1px at 45% 40%, rgba(255,255,255,0.40) 0%, transparent 100%),
      radial-gradient(1px 1px at 91% 38%, rgba(255,255,255,0.35) 0%, transparent 100%),
      radial-gradient(1.5px 1.5px at  6% 62%, rgba(0,212,180,0.8) 0%, transparent 100%),
      radial-gradient(1.5px 1.5px at 77% 55%, rgba(0,200,240,0.6) 0%, transparent 100%),
      radial-gradient(1.5px 1.5px at 35% 72%, rgba(0,232,120,0.5) 0%, transparent 100%),
      radial-gradient(1px   1px   at 52% 85%, rgba(0,200,240,0.4) 0%, transparent 100%);
  }

  /* Grid lines */
  .grid-lines {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(to right,  rgba(0,200,180,0.025) 1px, transparent 1px),
      linear-gradient(to bottom, rgba(0,200,180,0.025) 1px, transparent 1px);
    background-size: 80px 80px;
    mask-image: radial-gradient(ellipse at center top, black 0%, transparent 70%);
  }

  /* Grain overlay for depth */
  .hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
    background-size: 180px 180px;
    pointer-events: none;
    opacity: 0.5;
  }

  .hero-eyebrow {
    font-family: var(--mono);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: var(--gold);
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: fade-up 0.8s 0.2s forwards;
  }

  .hero-title {
    font-size: clamp(3rem, 8vw, 6.5rem);
    font-weight: 700;
    line-height: 1.05;
    letter-spacing: -0.02em;
    margin-bottom: 1.5rem;
    text-wrap: balance;
    opacity: 0;
    animation: fade-up 0.8s 0.4s forwards;
  }

  .hero-title .line2 {
    display: block;
    color: var(--accent);
  }

  .hero-sub {
    max-width: 520px;
    color: var(--muted);
    font-size: 1.05rem;
    font-weight: 300;
    margin-bottom: 2.5rem;
    text-wrap: pretty;
    opacity: 0;
    animation: fade-up 0.8s 0.6s forwards;
  }

  .hero-actions {
    display: flex;
    gap: 1rem;
    opacity: 0;
    animation: fade-up 0.8s 0.8s forwards;
  }

  .btn-primary {
    background: var(--accent);
    color: #060b10;
    border: none;
    padding: 0.85rem 2.2rem;
    border-radius: 2px;
    font-family: var(--font);
    font-size: 0.9rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    cursor: pointer;
    text-decoration: none;
    transition: opacity 0.2s, transform 0.15s, box-shadow 0.3s;
    display: inline-block;
  }
  .btn-primary:hover {
    opacity: 0.88;
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(0,212,180,0.3);
  }

  .btn-ghost {
    background: transparent;
    color: var(--text);
    border: 1px solid var(--border);
    padding: 0.85rem 2.2rem;
    border-radius: 2px;
    font-family: var(--font);
    font-size: 0.9rem;
    font-weight: 400;
    cursor: pointer;
    text-decoration: none;
    transition: border-color 0.2s, transform 0.15s;
    display: inline-block;
  }
  .btn-ghost:hover { border-color: var(--muted); transform: translateY(-2px); }

  /* Hero scroll indicator */
  .hero-scroll-indicator {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    opacity: 0;
    animation: fade-up 0.8s 1.2s forwards;
  }
  .scroll-line {
    display: block;
    width: 1px; height: 52px;
    background: linear-gradient(to bottom, transparent, rgba(0,212,180,0.6));
    animation: scroll-pulse 2.4s ease-in-out infinite;
  }
  @keyframes scroll-pulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.6); transform-origin: top; }
    55%       { opacity: 1;   transform: scaleY(1);   transform-origin: top; }
  }

  @keyframes fade-up {
    from { opacity: 0; transform: translateY(22px); }
    to   { opacity: 1; transform: translateY(0); }
  }

  /* ── MARQUEE ── */
  .marquee-wrap {
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
    overflow: hidden;
    padding: 0.85rem 0;
    background: var(--bg2);
  }
  .marquee-track {
    display: flex;
    gap: 3rem;
    animation: scroll-left 26s linear infinite;
    width: max-content;
  }
  .marquee-track span {
    font-family: var(--mono);
    font-size: 0.72rem;
    color: var(--muted);
    letter-spacing: 0.18em;
    text-transform: uppercase;
    white-space: nowrap;
    flex-shrink: 0;
  }
  .marquee-track span.dot { color: var(--gold); }
  @keyframes scroll-left {
    from { transform: translateX(0); }
    to   { transform: translateX(-50%); }
  }

  /* ── SECTIONS ── */
  section { padding: 7rem 4rem; }

  .section-label {
    font-family: var(--mono);
    font-size: 0.7rem;
    letter-spacing: 0.2em;
    color: var(--gold);
    text-transform: uppercase;
    margin-bottom: 0.8rem;
    display: block;
  }

  .section-title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.015em;
    margin-bottom: 1.2rem;
    text-wrap: balance;
  }

  .section-sub {
    color: var(--muted);
    font-size: 1rem;
    font-weight: 300;
    max-width: 500px;
    line-height: 1.8;
  }

  /* ── ABOUT / STUDIO ── */
  #about { background: var(--bg3); }

  .about-header {
    max-width: 700px;
    margin-bottom: 5rem;
  }
  .about-header .section-sub { margin-top: 0.5rem; }

  /* ── HORIZONTAL TIMELINE ── */
  .timeline-h {
    position: relative;
    padding-top: 2rem;
  }

  /* bg line and animated fill — absolutely positioned */
  .tl-line-bg,
  .tl-line-fill {
    position: absolute;
    top: calc(2rem + 8px); /* center on 16px dots */
    left:  calc(100% / 6);
    height: 1px;
    pointer-events: none;
  }
  .tl-line-bg {
    right: calc(100% / 6);
    background: rgba(0,200,180,0.1);
  }
  .tl-line-fill {
    width: 0;
    background: linear-gradient(to right, var(--accent), var(--accent2));
    box-shadow: 0 0 8px rgba(0,212,180,0.5);
    transition: width 2s cubic-bezier(0.4,0,0.2,1) 0.2s;
    z-index: 1;
  }
  .timeline-h.is-visible .tl-line-fill { width: 66.67%; }

  .tl-cols {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
  }

  .tl-col {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: 0 2rem 0;
    position: relative;
    z-index: 2;
  }

  .tl-dot-wrap {
    position: relative;
    width: 16px; height: 16px;
    margin-bottom: 1.6rem;
    flex-shrink: 0;
  }

  .tl-dot {
    width: 16px; height: 16px;
    border-radius: 50%;
    background: var(--bg3);
    border: 2px solid rgba(0,200,180,0.18);
    position: relative;
    z-index: 1;
    transition: border-color 0.5s, box-shadow 0.5s, background 0.5s;
  }

  /* Staggered dot activations */
  .timeline-h.is-visible .tl-col:nth-child(1) .tl-dot {
    border-color: var(--accent);
    box-shadow: 0 0 10px rgba(0,212,180,0.4);
    background: rgba(0,212,180,0.08);
    transition-delay: 0.3s;
  }
  .timeline-h.is-visible .tl-col:nth-child(2) .tl-dot {
    border-color: var(--accent);
    box-shadow: 0 0 10px rgba(0,212,180,0.4);
    background: rgba(0,212,180,0.08);
    transition-delay: 1.0s;
  }
  .timeline-h.is-visible .tl-col:nth-child(3) .tl-dot {
    border-color: var(--accent);
    box-shadow: 0 0 18px rgba(0,212,180,0.65), 0 0 36px rgba(0,212,180,0.2);
    background: rgba(0,212,180,0.14);
    transition-delay: 1.7s;
  }

  /* Active node pulse ring */
  .tl-ring {
    position: absolute;
    inset: -5px;
    border-radius: 50%;
    border: 1px solid rgba(0,212,180,0);
    transition: border-color 0.4s 1.7s;
  }
  .timeline-h.is-visible .tl-ring {
    border-color: rgba(0,212,180,0.25);
    animation: ring-pulse 2.8s ease-in-out 2.2s infinite;
  }
  @keyframes ring-pulse {
    0%, 100% { transform: scale(1);   opacity: 0.7; }
    50%       { transform: scale(1.8); opacity: 0; }
  }

  .tl-year {
    font-family: var(--mono);
    font-size: 0.7rem;
    letter-spacing: 0.14em;
    color: var(--muted);
    margin-bottom: 0.7rem;
    transition: color 0.5s;
  }
  .timeline-h.is-visible .tl-col:nth-child(3) .tl-year {
    color: var(--accent);
    transition-delay: 1.9s;
  }

  /* Content fade-in stagger */
  .js .tl-text {
    opacity: 0;
    transform: translateY(14px);
    transition: opacity 0.6s, transform 0.6s;
  }
  .js .timeline-h.is-visible .tl-col:nth-child(1) .tl-text { opacity: 1; transform: none; transition-delay: 0.55s; }
  .js .timeline-h.is-visible .tl-col:nth-child(2) .tl-text { opacity: 1; transform: none; transition-delay: 1.2s; }
  .js .timeline-h.is-visible .tl-col:nth-child(3) .tl-text { opacity: 1; transform: none; transition-delay: 1.9s; }

  .tl-text h4 {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
  }
  .tl-col:nth-child(3) .tl-text h4 { color: var(--accent); }

  .tl-text p {
    font-size: 0.84rem;
    color: var(--muted);
    font-weight: 300;
    line-height: 1.75;
    max-width: 230px;
    margin: 0 auto;
  }

  /* ── SERVICES ── */
  #services { background: var(--bg2); }

  .services-header { margin-bottom: 4rem; }

  .services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5px;
    background: var(--border);
    border: 1px solid var(--border);
  }

  .service-card {
    background: var(--bg2);
    padding: 2.5rem;
    position: relative;
    overflow: hidden;
    transition: background 0.3s, transform 0.3s;
    cursor: default;
  }
  .service-card::before {
    content: '';
    position: absolute;
    top: 0; left: 0;
    height: 2px; width: 0;
    background: linear-gradient(to right, var(--accent), var(--accent2));
    transition: width 0.4s ease;
  }
  .service-card:hover { background: var(--surface); }
  .service-card:hover::before { width: 100%; }

  .service-num {
    font-family: var(--mono);
    font-size: 0.65rem;
    color: var(--muted);
    letter-spacing: 0.15em;
    margin-bottom: 0.8rem;
  }

  .service-card h3 {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 0.7rem;
  }
  .service-card p {
    color: var(--muted);
    font-size: 0.88rem;
    line-height: 1.75;
    font-weight: 300;
  }

  /* ── PROCESS ── */
  #process { background: var(--bg); }

  .process-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: start;
  }

  .process-steps { margin-top: 2rem; }

  /* ── PROCESS 3D SCENE ── */
  .process-3d-wrap {
    position: sticky;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    perspective: 1000px;
    perspective-origin: 50% 45%;
  }

  .float-orbit {
    transform-style: preserve-3d;
    animation: orbit-float 7s ease-in-out infinite alternate;
  }
  @keyframes orbit-float {
    0%   { transform: translateY(-10px) rotateZ(-0.6deg); }
    100% { transform: translateY(10px)  rotateZ(0.6deg); }
  }

  .card-stack {
    transform-style: preserve-3d;
    position: relative;
    width: 300px;
    height: 210px;
    will-change: transform;
  }

  .card-layer {
    position: absolute;
    inset: 0;
    border-radius: 10px;
    overflow: hidden;
    padding: 1.4rem;
    backface-visibility: hidden;
  }

  .card-back {
    transform: translateZ(-55px) translateX(-22px) translateY(10px);
    background: rgba(8,14,22,0.95);
    border: 1px solid rgba(0,200,180,0.1);
    box-shadow: 0 30px 60px rgba(0,0,0,0.5);
    opacity: 0.65;
  }
  .card-mid {
    transform: translateZ(0px);
    background: rgba(13,21,32,0.97);
    border: 1px solid rgba(0,200,180,0.18);
    box-shadow: 0 20px 50px rgba(0,0,0,0.45);
    opacity: 0.82;
  }
  .card-front {
    transform: translateZ(55px) translateX(22px) translateY(-10px);
    background: rgba(18,28,44,0.99);
    border: 1px solid rgba(0,212,180,0.38);
    box-shadow:
      0 0 0 1px rgba(0,212,180,0.06),
      0 0 35px rgba(0,212,180,0.14),
      0 25px 65px rgba(0,0,0,0.55);
  }

  /* Code layer content */
  .code-lines { display: flex; flex-direction: column; gap: 8px; }
  .cl {
    height: 5px;
    border-radius: 3px;
    background: rgba(255,255,255,0.06);
  }
  .cl.indent { margin-left: 16px; }
  .cl-kw  { background: rgba(0,212,180,0.5); }
  .cl-str { background: rgba(0,196,224,0.32); }
  .cl-fn  { background: rgba(0,232,120,0.28); }
  .cl-cm  { background: rgba(255,255,255,0.08); }

  .code-cursor {
    display: inline-block;
    width: 7px; height: 13px;
    background: var(--accent);
    border-radius: 1px;
    opacity: 0.9;
    animation: blink 1.1s step-end infinite;
  }
  @keyframes blink {
    0%, 100% { opacity: 0.9; }
    50%       { opacity: 0; }
  }

  /* Wireframe layer content */
  .wf-bar { height: 8px; background: rgba(0,212,180,0.22); border-radius: 4px; margin-bottom: 9px; }
  .wf-sub { height: 5px; background: rgba(255,255,255,0.07); border-radius: 3px; margin-bottom: 7px; }
  .wf-img { height: 62px; background: rgba(0,200,180,0.05); border: 1px solid rgba(0,200,180,0.1); border-radius: 5px; margin-bottom: 9px; }
  .wf-row { display: flex; gap: 7px; }
  .wf-chip { height: 20px; background: rgba(0,212,180,0.1); border: 1px solid rgba(0,212,180,0.12); border-radius: 3px; flex: 1; }

  /* Live layer content */
  .live-aurora {
    position: absolute;
    top: -20px; left: -20px;
    width: 180px; height: 120px;
    background: radial-gradient(ellipse at 40% 50%, rgba(0,212,180,0.22) 0%, transparent 70%);
    filter: blur(18px);
    pointer-events: none;
  }
  .live-top { height: 7px; width: 52%; background: rgba(0,212,180,0.8); border-radius: 3px; margin-bottom: 9px; position: relative; z-index: 1; }
  .live-sub { height: 4px; background: rgba(255,255,255,0.18); border-radius: 2px; margin-bottom: 6px; position: relative; z-index: 1; }
  .live-sub.w80 { width: 80%; }
  .live-sub.w60 { width: 60%; }
  .live-img { height: 66px; background: linear-gradient(135deg, rgba(0,212,180,0.1), rgba(0,196,224,0.05)); border: 1px solid rgba(0,212,180,0.18); border-radius: 5px; margin-top: 9px; position: relative; z-index: 1; }
  .live-btn { position: absolute; bottom: 1.4rem; left: 1.4rem; height: 20px; width: 68px; background: var(--accent); border-radius: 2px; opacity: 0.85; z-index: 1; }

  /* Layer labels */
  .stack-labels {
    display: flex;
    gap: 1.5rem;
    align-items: center;
  }
  .stack-label {
    font-family: var(--mono);
    font-size: 0.62rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--muted);
    opacity: 0.5;
    transition: opacity 0.3s, color 0.3s;
  }
  .stack-label-active {
    color: var(--accent);
    opacity: 1;
  }

  .process-step {
    display: flex;
    gap: 1.5rem;
    padding: 1.8rem 0;
    border-bottom: 1px solid var(--border);
    position: relative;
    transition: border-color 0.3s;
  }
  .process-step:first-child { border-top: 1px solid var(--border); }
  .process-step:hover { border-color: rgba(0,200,180,0.15); }

  .step-num {
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--gold);
    letter-spacing: 0.1em;
    padding-top: 0.15rem;
    flex-shrink: 0;
    width: 28px;
  }

  .step-body h4 {
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 0.4rem;
  }
  .step-body p {
    color: var(--muted);
    font-size: 0.85rem;
    font-weight: 300;
    line-height: 1.75;
  }

  .process-visual {
    position: sticky;
    top: 7rem;
  }

  .mockup-browser {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
  }

  .browser-bar {
    background: var(--bg3);
    padding: 0.7rem 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    border-bottom: 1px solid var(--border);
  }

  .dot-red    { width:10px; height:10px; border-radius:50%; background:#ff5f56; }
  .dot-yellow { width:10px; height:10px; border-radius:50%; background:#ffbd2e; }
  .dot-green  { width:10px; height:10px; border-radius:50%; background:#27c93f; }

  .browser-url {
    flex: 1;
    background: var(--bg);
    border-radius: 3px;
    padding: 0.25rem 0.75rem;
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--muted);
    margin-left: 0.75rem;
  }

  .browser-content { padding: 1.5rem; }

  .mock-hero-bar {
    height: 6px; width: 55%;
    background: var(--border);
    border-radius: 3px;
    margin-bottom: 0.6rem;
  }
  .mock-sub-bar {
    height: 4px;
    background: var(--border);
    border-radius: 2px;
    margin-bottom: 0.4rem;
  }
  .mock-sub-bar.w80 { width: 80%; }
  .mock-sub-bar.w60 { width: 60%; opacity: 0.6; }

  .mock-cards {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 0.5rem;
    margin-top: 1.2rem;
  }
  .mock-card {
    background: var(--bg3);
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 0.7rem;
    height: 60px;
  }
  .mock-card-line {
    height: 3px;
    background: var(--border);
    border-radius: 2px;
    margin-bottom: 0.4rem;
  }
  .mock-card-line.accent { background: rgba(0,212,180,0.35); width: 50%; }

  .mock-img {
    background: linear-gradient(135deg, rgba(0,212,180,0.08), rgba(0,196,224,0.05));
    border-radius: 2px;
    height: 80px;
    margin-top: 1rem;
    border: 1px solid var(--border);
  }

  /* ── CHECKLIST ── */
  .checklist-item {
    font-size: 0.84rem;
    color: var(--muted);
    font-weight: 300;
    padding-left: 1.2rem;
    position: relative;
    line-height: 1.5;
  }
  .checklist-item::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent);
    font-size: 0.75rem;
    font-weight: 600;
  }

  /* ── WORK ── */
  #work { background: var(--bg2); }

  .work-header { margin-bottom: 4rem; }

  .work-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    margin-bottom: 3rem;
  }

  .work-item {
    position: relative;
    aspect-ratio: 16/9;
    overflow: hidden;
    background: var(--bg3);
    cursor: pointer;
  }

  .work-item .wi-inner {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    transition: opacity 0.3s;
  }
  .work-item:hover .wi-inner { opacity: 0.3; }

  .work-item .wi-overlay {
    position: absolute;
    inset: 0;
    background: rgba(6,11,16,0.88);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
  }
  .work-item:hover .wi-overlay { opacity: 1; }

  .wi-tag {
    font-family: var(--mono);
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
  }
  .wi-title {
    font-size: 1.1rem;
    font-weight: 600;
  }

  /* Photo-backed work items */
  .wi-photo {
    background-size: cover;
    background-position: center top;
  }
  .wi-photo .wi-overlay {
    background: rgba(6,11,16,0.52);
    opacity: 1;
  }
  .wi-photo:hover .wi-overlay {
    background: rgba(6,11,16,0.82);
  }

  .wi-link {
    display: inline-block;
    margin-top: 0.75rem;
    font-family: var(--mono);
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    color: rgba(0,212,180,0.7);
    text-decoration: none;
    opacity: 0;
    transform: translateY(6px);
    transition: opacity 0.25s 0.04s, transform 0.25s 0.04s, color 0.2s;
  }
  .work-item:hover .wi-link { opacity: 1; transform: translateY(0); }
  .wi-link:hover { color: var(--text); }

  .wi-2 { background: linear-gradient(135deg, #060c18 0%, #0a1428 100%); }

  .wi-shapes {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
  }
  .wi-circle {
    position: absolute;
    border-radius: 50%;
    opacity: 0.15;
  }

  .wi-more {
    background: var(--bg3);
    cursor: default;
  }
  .wi-more:hover .wi-overlay { opacity: 0 !important; }
  .wi-more-inner {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    text-align: center;
  }
  .wi-more-label {
    font-family: var(--mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    color: var(--muted);
    line-height: 1.9;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
  }
  .wi-more-cta {
    display: inline-block;
    font-family: var(--mono);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    color: var(--accent);
    text-decoration: none;
    border: 1px solid var(--border-glow);
    padding: 0.5rem 1.2rem;
    border-radius: 2px;
    transition: background 0.2s, color 0.2s;
  }
  .wi-more-cta:hover { background: rgba(0,212,180,0.08); color: var(--text); }

  /* ── CONTACT ── */
  #contact { background: var(--bg2); }

  .contact-wrap {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 6rem;
    align-items: start;
  }

  .contact-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

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

  .form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
  }

  .form-group label {
    font-size: 0.72rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
    font-family: var(--mono);
  }

  .form-group input,
  .form-group textarea,
  .form-group select {
    background: var(--surface);
    border: 1px solid var(--border);
    color: var(--text);
    padding: 0.75rem 1rem;
    font-family: var(--font);
    font-size: 0.9rem;
    border-radius: 2px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    resize: none;
    appearance: none;
  }
  .form-group input:focus,
  .form-group textarea:focus,
  .form-group select:focus {
    border-color: var(--border-glow);
    box-shadow: 0 0 0 3px rgba(0,212,180,0.06);
  }
  .form-group textarea { min-height: 130px; }
  .form-group select option { background: var(--surface); }

  .contact-info { padding-top: 1rem; }

  .contact-detail {
    display: flex;
    flex-direction: column;
    margin-bottom: 2rem;
  }
  .contact-detail-label {
    font-family: var(--mono);
    font-size: 0.65rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 0.3rem;
  }
  .contact-detail-value {
    color: var(--text);
    font-size: 0.95rem;
    text-decoration: none;
    transition: color 0.2s;
  }
  .contact-detail-value:hover { color: var(--accent); }

  .divider-thin {
    height: 1px;
    background: var(--border);
    margin: 2rem 0;
  }

  /* ── FOOTER ── */
  footer {
    padding: 3rem 4rem;
    border-top: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: var(--bg);
  }

  .footer-copy {
    font-family: var(--mono);
    font-size: 0.7rem;
    color: var(--muted);
    letter-spacing: 0.1em;
  }

  .footer-links {
    display: flex;
    gap: 2rem;
  }
  .footer-links a {
    font-size: 0.78rem;
    color: var(--muted);
    text-decoration: none;
    transition: color 0.2s;
  }
  .footer-links a:hover { color: var(--text); }

  /* ── MISC ── */
  .max-w { max-width: 1200px; margin: 0 auto; }

  /* ── REDUCED MOTION ── */
  @media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      transition-duration: 0.01ms !important;
    }
    .hero-eyebrow, .hero-title, .hero-sub,
    .hero-actions, .hero-scroll-indicator {
      opacity: 1 !important; transform: none !important;
    }
    .js [data-reveal] { opacity: 1 !important; transform: none !important; }
    .js .tl-text { opacity: 1 !important; transform: none !important; }
    .timeline-h.is-visible .tl-line-fill { width: 66.67% !important; transition: none !important; }
  }

  /* ── RESPONSIVE ── */
  @media (max-width: 900px) {
    nav { padding: 1rem 1.5rem; }
    .nav-links { display: none; }
    .nav-cta { display: none; }
    .hamburger { display: flex; }
    .process-content { grid-template-columns: 1fr; }
    .process-3d-wrap { display: none; }

    section { padding: 5rem 1.5rem; }

    .about-header { margin-bottom: 3rem; }

    /* Mobile timeline: vertical */
    .tl-line-bg, .tl-line-fill { display: none; }
    .tl-cols { grid-template-columns: 1fr; }
    .tl-col {
      flex-direction: row;
      align-items: flex-start;
      text-align: left;
      padding: 1.5rem 0;
      border-bottom: 1px solid var(--border);
      gap: 1.2rem;
    }
    .tl-col:first-child { border-top: 1px solid var(--border); }
    .tl-dot-wrap { margin-bottom: 0; margin-top: 0.1rem; flex-shrink: 0; }
    .tl-year { margin-bottom: 0.3rem; text-align: left; }
    .tl-text { text-align: left; flex: 1; }
    .tl-text p { max-width: none; margin: 0; }
    .js .tl-text { opacity: 1 !important; transform: none !important; }

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

    .work-grid { grid-template-columns: 1fr; }
    .contact-wrap { grid-template-columns: 1fr; gap: 3rem; }
    .form-row { grid-template-columns: 1fr; }
    footer { flex-direction: column; gap: 1.5rem; text-align: center; }
    .hero-actions { flex-direction: column; align-items: center; }
    .hero-scroll-indicator { display: none; }
  }