:root {
    /* theme = pitch (default) */
    --bg:        #0f2e1a;
    --bg-deep:   #071510;
    --ink:       #f4ead5;
    --ink-dim:   #c4b896;
    --accent:    #ffd23f;
    --accent-2:  #ff4d1f;
    --line:      rgba(244, 234, 213, 0.18);
    --concrete:  #d9d3c2;
    --noise-op:  0.14;
    --grain-op:  0.35;
  }

  [data-theme="asphalt"] {
    --bg:        #0a0a0a;
    --bg-deep:   #000;
    --ink:       #f5f1e8;
    --ink-dim:   #9a958a;
    --accent:    #ff3d00;
    --accent-2:  #ffd23f;
    --line:      rgba(245, 241, 232, 0.16);
    --concrete:  #cfc9ba;
  }

  [data-theme="sunset"] {
    --bg:        #1a1630;
    --bg-deep:   #0a0818;
    --ink:       #fef3c7;
    --ink-dim:   #b8a88a;
    --accent:    #ff006e;
    --accent-2:  #00d4ff;
    --line:      rgba(254, 243, 199, 0.16);
    --concrete:  #d5cdbb;
  }

  [data-theme="concrete"] {
    --bg:        #e8e2d4;
    --bg-deep:   #d5cdbb;
    --ink:       #121212;
    --ink-dim:   #5a564c;
    --accent:    #c8372d;
    --accent-2:  #1a1a1a;
    --line:      rgba(18, 18, 18, 0.18);
    --concrete:  #1a1a1a;
    --grain-op:  0.25;
  }

  * { box-sizing: border-box; margin: 0; padding: 0; }
  html, body { background: var(--bg); color: var(--ink); }

  body {
    font-family: 'Archivo', system-ui, sans-serif;
    font-size: 16px;
    line-height: 1.5;
    overflow-x: hidden;
    position: relative;
    min-height: 100vh;
  }

  /* grain overlay */
  body::before {
    content: "";
    position: fixed; inset: 0;
    pointer-events: none;
    z-index: 9999;
    opacity: var(--grain-op);
    mix-blend-mode: overlay;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='220' height='220' viewBox='0 0 220 220'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 0.05 0 0 0 0 0.05 0 0 0 0 0.05 0 0 0 0.8 0'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
  }

  /* chain-link overlay util */
  .chainlink {
    position: absolute; inset: 0;
    background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='60' height='60' viewBox='0 0 60 60' stroke='%23f4ead5' stroke-width='1' fill='none' opacity='0.25'><path d='M0 0 L30 15 L0 30 M30 15 L60 0 M30 15 L60 30 M0 30 L30 45 L0 60 M30 45 L60 30 M30 45 L60 60'/></svg>");
    opacity: 0.15;
    pointer-events: none;
  }

  /* =========================
     type scale + primitives
     ========================= */
  .display {
    font-family: 'Bebas Neue', 'Archivo Black', sans-serif;
    font-weight: 400;
    letter-spacing: -0.01em;
    line-height: 0.82;
    text-transform: uppercase;
  }

  .chunky {
    font-family: 'Archivo Black', sans-serif;
    text-transform: uppercase;
    letter-spacing: -0.02em;
    line-height: 0.95;
  }

  .mono {
    font-family: 'Space Mono', 'JetBrains Mono', monospace;
    letter-spacing: 0.02em;
  }

  .eyebrow {
    font-family: 'Space Mono', monospace;
    text-transform: uppercase;
    font-size: 12px;
    letter-spacing: 0.22em;
    color: var(--accent);
    display: inline-flex;
    align-items: center;
    gap: 10px;
  }
  .eyebrow::before {
    content: "";
    width: 24px; height: 2px;
    background: var(--accent);
  }

  .tag {
    display: inline-block;
    padding: 4px 10px;
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    background: var(--accent);
    color: #111;
    border-radius: 2px;
    transform: rotate(-1.5deg);
  }

  .hr-tape {
    height: 28px;
    background: var(--accent);
    color: #111;
    display: flex; align-items: center;
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    overflow: hidden;
    white-space: nowrap;
  }
  .hr-tape .track {
    display: inline-flex;
    gap: 40px;
    animation: marquee 30s linear infinite;
    padding-left: 40px;
  }
  @keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
  }
  .hr-tape .dot { width: 8px; height: 8px; background: #111; border-radius: 50%; display: inline-block; }

  /* buttons */
  .btn {
    display: inline-flex; align-items: center; gap: 10px;
    padding: 16px 24px;
    font-family: 'Archivo Black', sans-serif;
    text-transform: uppercase;
    font-size: 14px;
    letter-spacing: 0.08em;
    border: 2px solid var(--ink);
    background: var(--ink);
    color: var(--bg);
    cursor: pointer;
    text-decoration: none;
    transition: transform .15s ease, box-shadow .15s ease;
    box-shadow: 4px 4px 0 var(--accent);
  }
  .btn:hover {
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0 var(--accent);
  }
  .btn--accent {
    background: var(--accent);
    color: #111;
    border-color: var(--accent);
    box-shadow: 4px 4px 0 var(--ink);
  }
  .btn--accent:hover { box-shadow: 6px 6px 0 var(--ink); }
  .btn--ghost {
    background: transparent;
    color: var(--ink);
    box-shadow: 4px 4px 0 var(--accent);
  }

  /* =========================
     NAV
     ========================= */
  .nav {
    position: fixed; top: 0; left: 0; right: 0;
    z-index: 100;
    display: flex; align-items: center; justify-content: space-between;
    padding: 18px 32px;
    background: color-mix(in oklab, var(--bg) 82%, transparent);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--line);
  }
  .nav__brand {
    display: flex; align-items: center; gap: 12px;
    text-decoration: none; color: var(--ink);
  }
  .nav__logo { width: 36px; height: 36px; }
  .nav__name {
    font-family: 'Archivo Black', sans-serif;
    font-size: 20px;
    letter-spacing: 0.04em;
  }
  .nav__links { display: flex; gap: 28px; }
  .nav__links a {
    font-family: 'Space Mono', monospace;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--ink-dim);
    text-decoration: none;
    transition: color .15s ease;
    position: relative;
  }
  .nav__links a:hover { color: var(--accent); }
  .nav__cta {
    font-family: 'Archivo Black', sans-serif;
    font-size: 12px;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    padding: 10px 16px;
    background: var(--accent);
    color: #111;
    text-decoration: none;
    border: 2px solid var(--accent);
    transition: all .15s;
  }
  .nav__cta:hover {
    background: transparent;
    color: var(--accent);
  }

  @media (max-width: 900px) {
    .nav__links { display: none; }
    .nav { padding: 14px 20px; }
  }

  /* =========================
     HERO
     ========================= */
  .hero {
    position: relative;
    min-height: 100vh;
    padding: 120px 32px 60px;
    display: flex; flex-direction: column; justify-content: space-between;
    overflow: hidden;
    background:
      radial-gradient(ellipse at 70% 30%, color-mix(in oklab, var(--accent) 20%, transparent), transparent 60%),
      var(--bg);
  }

  .hero__bg {
    position: absolute; inset: 0;
    background-image:
      linear-gradient(var(--line) 1px, transparent 1px),
      linear-gradient(90deg, var(--line) 1px, transparent 1px);
    background-size: 80px 80px;
    opacity: 0.5;
    pointer-events: none;
  }

  .hero__meta {
    display: flex; justify-content: space-between;
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--ink-dim);
    position: relative; z-index: 2;
  }

  .hero__body {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 40px;
    align-items: end;
  }

  .hero__title {
    font-size: clamp(80px, 19vw, 340px);
    color: var(--ink);
    position: relative;
  }
  .hero__title .slash {
    color: var(--accent);
    display: inline-block;
    transform: translateY(-0.05em);
  }
  .hero__title .stroke {
    -webkit-text-stroke: 2px var(--ink);
    color: transparent;
  }

  .hero__side {
    display: flex; flex-direction: column; gap: 24px;
    padding-bottom: 12px;
  }
  .hero__kicker {
    font-family: 'Space Mono', monospace;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--accent);
  }
  .hero__desc {
    font-size: 18px;
    line-height: 1.5;
    max-width: 46ch;
    color: var(--ink-dim);
  }
  .hero__desc strong { color: var(--ink); }

  .hero__cta {
    display: flex; gap: 16px; flex-wrap: wrap;
  }

  .hero__footer {
    position: relative; z-index: 2;
    margin-top: 60px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    padding-top: 24px;
    border-top: 1px solid var(--line);
  }
  .stat__num {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 72px;
    line-height: 0.85;
    color: var(--accent);
  }
  .stat__lbl {
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--ink-dim);
    margin-top: 8px;
  }

  /* edition VI badge */
  .hero__badge {
    position: absolute;
    top: 140px;
    right: 32px;
    width: 180px; height: 180px;
    z-index: 3;
    animation: spin 30s linear infinite;
  }
  @keyframes spin { to { transform: rotate(360deg); } }

  @media (max-width: 900px) {
    .hero__body { grid-template-columns: 1fr; }
    .hero__footer { grid-template-columns: repeat(2, 1fr); }
    .hero__badge { width: 110px; height: 110px; top: 80px; right: 16px; }
    .hero__title { font-size: clamp(70px, 22vw, 180px); }
  }

  /* =========================
     SECTION scaffolding
     ========================= */
  section {
    position: relative;
    padding: 120px 32px;
  }
  .section__head {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 40px;
    align-items: end;
    margin-bottom: 60px;
  }
  .section__num {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 120px;
    line-height: 0.8;
    color: var(--accent);
    -webkit-text-stroke: 2px var(--accent);
  }
  .section__title {
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(48px, 9vw, 120px);
    line-height: 0.85;
    color: var(--ink);
  }
  .section__sub {
    font-family: 'Space Mono', monospace;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--ink-dim);
    margin-top: 16px;
  }

  /* =========================
     RULES
     ========================= */
  #rules { background: var(--bg-deep); }

  .rules__grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 20px;
  }
  .rule {
    border: 1px solid var(--line);
    padding: 28px 24px;
    position: relative;
    background: color-mix(in oklab, var(--bg) 80%, #000);
    transition: all .2s ease;
  }
  .rule:hover {
    border-color: var(--accent);
    transform: translate(-2px, -2px);
    box-shadow: 4px 4px 0 var(--accent);
  }
  .rule__num {
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    color: var(--accent);
    letter-spacing: 0.2em;
  }
  .rule__title {
    font-family: 'Archivo Black', sans-serif;
    text-transform: uppercase;
    font-size: 22px;
    margin: 10px 0 14px;
    line-height: 1.05;
  }
  .rule__body {
    font-size: 14px;
    line-height: 1.55;
    color: var(--ink-dim);
  }
  .rule__stat {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 56px;
    color: var(--accent);
    line-height: 0.8;
    margin-bottom: 4px;
  }
  .rule--wide { grid-column: span 6; }
  .rule--std { grid-column: span 4; }
  .rule--xl { grid-column: span 8; }
  .rule--sm { grid-column: span 3; }

  @media (max-width: 900px) {
    .rule--wide, .rule--std, .rule--xl, .rule--sm { grid-column: span 12; }
  }

  /* =========================
     HISTORY
     ========================= */
  .history__intro {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    margin-bottom: 80px;
    align-items: start;
  }
  .history__intro p {
    font-size: 17px;
    line-height: 1.6;
    color: var(--ink-dim);
    margin-bottom: 16px;
  }

  .timeline {
    position: relative;
  }
  .timeline::before {
    content: "";
    position: absolute;
    left: 140px;
    top: 20px; bottom: 20px;
    width: 2px;
    background: repeating-linear-gradient(
      to bottom,
      var(--line) 0, var(--line) 8px,
      transparent 8px, transparent 14px
    );
  }
  .edition {
    display: grid;
    grid-template-columns: 160px 1fr;
    gap: 40px;
    padding: 36px 0;
    border-bottom: 1px solid var(--line);
    position: relative;
  }
  .edition__year {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 80px;
    line-height: 0.8;
    color: var(--ink);
    position: relative;
  }
  .edition__year::after {
    content: "";
    position: absolute;
    left: 140px; top: 30px;
    width: 14px; height: 14px;
    background: var(--accent);
    border-radius: 50%;
    box-shadow: 0 0 0 4px var(--bg);
  }
  .edition__roman {
    font-family: 'Space Mono', monospace;
    font-size: 12px;
    color: var(--accent);
    letter-spacing: 0.3em;
    margin-top: 6px;
  }
  .edition__body { padding-left: 40px; }
  .edition__title {
    font-family: 'Archivo Black', sans-serif;
    font-size: 28px;
    text-transform: uppercase;
    line-height: 1.05;
    margin-bottom: 12px;
  }
  .edition__desc {
    font-size: 15px;
    color: var(--ink-dim);
    line-height: 1.6;
    max-width: 62ch;
    margin-bottom: 18px;
  }
  .edition__stats {
    display: flex; gap: 32px;
    font-family: 'Space Mono', monospace;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--ink-dim);
  }
  .edition__stats b { color: var(--accent); font-family: 'Archivo Black'; font-size: 14px; margin-right: 8px; letter-spacing: 0.02em; }

  @media (max-width: 900px) {
    .history__intro { grid-template-columns: 1fr; gap: 20px; }
    .timeline::before { display: none; }
    .edition { grid-template-columns: 1fr; gap: 8px; padding: 24px 0; }
    .edition__year::after { display: none; }
    .edition__body { padding-left: 0; }
  }

  /* =========================
     DOCUMENTS
     ========================= */
  #documents { background: var(--bg-deep); }

  .docs__grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    gap: 16px;
  }
  .doc {
    grid-column: span 4;
    border: 1px solid var(--line);
    padding: 24px;
    background: var(--bg);
    display: flex; flex-direction: column; gap: 16px;
    transition: all .2s ease;
    position: relative;
    text-decoration: none;
    color: var(--ink);
    overflow: hidden;
  }
  .doc::before {
    content: "";
    position: absolute; inset: 0;
    background: var(--accent);
    transform: translateY(100%);
    transition: transform .25s ease;
    z-index: 0;
  }
  .doc:hover::before { transform: translateY(0); }
  .doc:hover { color: #111; border-color: var(--accent); }
  .doc > * { position: relative; z-index: 1; }

  .doc__head {
    display: flex; justify-content: space-between; align-items: flex-start;
  }
  .doc__icon {
    width: 56px; height: 68px;
    border: 2px solid currentColor;
    position: relative;
    display: flex; align-items: flex-end; justify-content: center;
    padding-bottom: 8px;
    font-family: 'Space Mono', monospace;
    font-size: 10px;
    letter-spacing: 0.1em;
  }
  .doc__icon::after {
    content: "";
    position: absolute;
    top: -2px; right: -2px;
    width: 14px; height: 14px;
    background: var(--bg);
    border-left: 2px solid currentColor;
    border-bottom: 2px solid currentColor;
  }
  .doc__size {
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
    color: var(--ink-dim);
  }
  .doc:hover .doc__size { color: #111; }

  .doc__title {
    font-family: 'Archivo Black', sans-serif;
    text-transform: uppercase;
    font-size: 20px;
    line-height: 1.05;
  }
  .doc__meta {
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--ink-dim);
  }
  .doc:hover .doc__meta { color: #111; }
  .doc__arrow {
    margin-top: auto;
    display: flex; justify-content: space-between; align-items: center;
    font-family: 'Space Mono', monospace;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
  }
  .doc__arrow span:last-child {
    transition: transform .2s;
  }
  .doc:hover .doc__arrow span:last-child { transform: translateX(4px); }

  .docs__bundle {
    grid-column: span 12;
    background: var(--accent);
    color: #111;
    padding: 32px;
    display: flex; align-items: center; justify-content: space-between;
    gap: 24px;
    border: none;
    margin-top: 8px;
  }
  .docs__bundle h3 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 56px;
    line-height: 0.85;
  }
  .docs__bundle p {
    font-family: 'Space Mono', monospace;
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-top: 8px;
  }
  .docs__bundle .btn {
    background: #111; color: var(--accent); border-color: #111;
    box-shadow: 4px 4px 0 rgba(0,0,0,.25);
  }

  @media (max-width: 900px) {
    .doc { grid-column: span 12; }
    .docs__bundle { flex-direction: column; align-items: flex-start; }
  }

  /* =========================
     GALLERY
     ========================= */
  .gallery__grid {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    grid-auto-rows: 140px;
    gap: 12px;
  }
  .shot {
    position: relative;
    overflow: hidden;
    background: var(--bg-deep);
    border: 1px solid var(--line);
    display: flex; align-items: center; justify-content: center;
    color: var(--ink-dim);
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.14em;
  }
  .shot__placeholder {
    position: absolute; inset: 0;
    background:
      repeating-linear-gradient(45deg, transparent 0 20px, var(--line) 20px 21px);
  }
  .shot__label {
    position: absolute; bottom: 12px; left: 12px;
    background: var(--bg);
    padding: 4px 8px;
    z-index: 2;
  }
  .shot__year {
    position: absolute; top: 12px; right: 12px;
    font-family: 'Archivo Black';
    color: var(--accent);
    font-size: 14px;
    letter-spacing: 0.04em;
    z-index: 2;
  }

  .shot:nth-child(1) { grid-column: span 6; grid-row: span 2; }
  .shot:nth-child(2) { grid-column: span 3; grid-row: span 2; }
  .shot:nth-child(3) { grid-column: span 3; grid-row: span 1; }
  .shot:nth-child(4) { grid-column: span 3; grid-row: span 1; }
  .shot:nth-child(5) { grid-column: span 4; grid-row: span 2; }
  .shot:nth-child(6) { grid-column: span 5; grid-row: span 1; }
  .shot:nth-child(7) { grid-column: span 3; grid-row: span 1; }
  .shot:nth-child(8) { grid-column: span 5; grid-row: span 1; }
  .shot:nth-child(9) { grid-column: span 4; grid-row: span 1; }
  .shot:nth-child(10) { grid-column: span 3; grid-row: span 1; }

  @media (max-width: 900px) {
    .gallery__grid { grid-template-columns: repeat(4, 1fr); }
    .shot { grid-column: span 2 !important; grid-row: span 1 !important; }
  }

  /* =========================
     VENUE
     ========================= */
  #venue { background: var(--bg-deep); }
  .venue__grid {
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: 60px;
    align-items: stretch;
  }
  .venue__map {
    position: relative;
    min-height: 460px;
    border: 1px solid var(--line);
    overflow: hidden;
    background:
      radial-gradient(circle at 30% 40%, color-mix(in oklab, var(--accent) 10%, transparent), transparent 50%),
      var(--bg);
  }
  .venue__map svg { width: 100%; height: 100%; display: block; }
  .venue__pin {
    position: absolute;
    left: 52%; top: 46%;
    width: 28px; height: 28px;
    border-radius: 50%;
    background: var(--accent);
    transform: translate(-50%, -50%);
    z-index: 2;
    box-shadow: 0 0 0 0 color-mix(in oklab, var(--accent) 70%, transparent);
    animation: pulse 2s infinite;
  }
  @keyframes pulse {
    0% { box-shadow: 0 0 0 0 color-mix(in oklab, var(--accent) 80%, transparent); }
    70% { box-shadow: 0 0 0 24px transparent; }
    100% { box-shadow: 0 0 0 0 transparent; }
  }
  .venue__pin-label {
    position: absolute;
    left: 52%; top: 36%;
    transform: translateX(-50%);
    background: #111;
    color: var(--accent);
    padding: 6px 12px;
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    white-space: nowrap;
  }

  .venue__info {
    display: flex; flex-direction: column;
    justify-content: space-between;
    gap: 24px;
  }
  .venue__address {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 48px;
    line-height: 0.9;
  }
  .venue__lines {
    display: grid; gap: 14px;
  }
  .venue__row {
    display: grid; grid-template-columns: 120px 1fr;
    padding: 10px 0;
    border-top: 1px solid var(--line);
    font-size: 15px;
  }
  .venue__row dt {
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--ink-dim);
    padding-top: 3px;
  }

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

  /* =========================
     SPONSORS
     ========================= */
  .sponsors__wrap {
    border: 1px solid var(--line);
    padding: 48px 32px;
  }
  .sponsors__tier {
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.24em;
    color: var(--accent);
    margin-bottom: 20px;
  }
  .sponsors__grid {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 4px;
    border: 1px solid var(--line);
    background: var(--line);
  }
  .sponsor {
    aspect-ratio: 2.2 / 1;
    background: var(--bg);
    display: flex; align-items: center; justify-content: center;
    font-family: 'Archivo Black', sans-serif;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--ink-dim);
    transition: color .2s, background .2s;
  }
  .sponsor:hover { color: var(--accent); background: var(--bg-deep); }
  .sponsors__grid--sm { grid-template-columns: repeat(8, 1fr); margin-top: 12px; }
  .sponsors__grid--sm .sponsor { font-size: 11px; }

  @media (max-width: 900px) {
    .sponsors__grid { grid-template-columns: repeat(3, 1fr); }
    .sponsors__grid--sm { grid-template-columns: repeat(4, 1fr); }
  }

  /* =========================
     CONTACT / CTA
     ========================= */
  #contact {
    background:
      radial-gradient(ellipse at 80% 20%, color-mix(in oklab, var(--accent) 22%, transparent), transparent 55%),
      var(--bg);
    position: relative;
  }

  .contact__big {
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(80px, 16vw, 240px);
    line-height: 0.82;
    color: var(--ink);
    margin: 20px 0 40px;
  }
  .contact__big em {
    font-style: normal;
    color: var(--accent);
  }
  .contact__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    padding-top: 40px;
    border-top: 1px solid var(--line);
  }
  .contact__card h4 {
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: var(--accent);
    margin-bottom: 12px;
  }
  .contact__card p, .contact__card a {
    font-family: 'Archivo Black';
    font-size: 22px;
    line-height: 1.2;
    color: var(--ink);
    text-decoration: none;
    text-transform: uppercase;
  }
  .contact__card a:hover { color: var(--accent); }

  @media (max-width: 900px) {
    .contact__grid { grid-template-columns: 1fr; gap: 24px; }
  }

  /* =========================
     FOOTER
     ========================= */
  footer {
    padding: 40px 32px;
    background: var(--bg-deep);
    border-top: 1px solid var(--line);
    display: flex; justify-content: space-between; align-items: center;
    flex-wrap: wrap;
    gap: 20px;
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--ink-dim);
  }

  /* =========================
     TWEAKS PANEL
     ========================= */
  #tweaks {
    position: fixed;
    bottom: 20px; right: 20px;
    width: 280px;
    background: #0a0a0a;
    color: #f5f1e8;
    border: 1px solid #3a3a3a;
    padding: 20px;
    z-index: 9000;
    display: none;
    font-family: 'Space Mono', monospace;
    box-shadow: 0 20px 60px rgba(0,0,0,.6);
  }
  #tweaks.open { display: block; }
  #tweaks h5 {
    font-family: 'Archivo Black', sans-serif;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    margin-bottom: 16px;
    display: flex; justify-content: space-between; align-items: center;
  }
  #tweaks label {
    display: block;
    font-size: 10px;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    margin: 14px 0 6px;
    color: #9a958a;
  }
  #tweaks .themes {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 6px;
  }
  #tweaks .theme-sw {
    aspect-ratio: 1;
    border: 2px solid transparent;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    display: flex;
  }
  #tweaks .theme-sw.active { border-color: #ffd23f; }
  #tweaks .theme-sw i { flex: 1; }

  #tweaks select, #tweaks input[type=range] {
    width: 100%;
    background: #1a1a1a;
    color: #f5f1e8;
    border: 1px solid #3a3a3a;
    padding: 8px;
    font-family: 'Space Mono', monospace;
    font-size: 12px;
  }