:root {
    --black: #080808;
    --deep: #0d0d0d;
    --card: #111111;
    --border: #1e1e1e;
    --gold: #d4a843;
    --gold-light: #f5c84a;
    --green: #00e87a;
    --green-dim: #00b85e;
    --white: #f0ede6;
    --muted: #888;
    --red: #e84040;
  }

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

  html { scroll-behavior: smooth; }

  body {
    background: var(--black);
    color: var(--white);
    font-family: 'Syne', sans-serif;
    overflow-x: hidden;
    cursor: default;
  }

  /* ─── NOISE OVERLAY ─── */
  body::before {
    content: '';
    position: fixed;
    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='1'/%3E%3C/svg%3E");
    opacity: 0.03;
    pointer-events: none;
    z-index: 9999;
  }

  /* ─── NAV ─── */
  nav {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.2rem 3rem;
    background: rgba(8,8,8,0.85);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
  }

  .nav-logo {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.8rem;
    letter-spacing: 0.15em;
    color: var(--gold);
  }

  .nav-logo span { color: var(--green); }

  .nav-links {
    display: flex;
    gap: 2.5rem;
    list-style: none;
  }

  .nav-links a {
    color: var(--muted);
    text-decoration: none;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    transition: color 0.2s;
  }

  .nav-links a:hover { color: var(--green); }

  .nav-cta {
    background: var(--green);
    color: var(--black);
    font-family: 'Space Mono', monospace;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.65rem 1.5rem;
    border: none;
    cursor: pointer;
    transition: background 0.2s, transform 0.1s;
    text-decoration: none;
  }

  .nav-cta:hover { background: var(--gold); transform: translateY(-1px); }

  /* ─── HERO ─── */
  #hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    position: relative;
    overflow: hidden;
    padding: 0 3rem 5rem;
  }

  .hero-bg {
    position: absolute;
    inset: 0;
    background:
      radial-gradient(ellipse 60% 50% at 70% 40%, rgba(0,232,122,0.08) 0%, transparent 60%),
      radial-gradient(ellipse 40% 60% at 20% 60%, rgba(212,168,67,0.07) 0%, transparent 55%),
      linear-gradient(180deg, #080808 0%, #0a0a0a 100%);
  }

  .hero-grid {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
      linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
  }

  .hero-tag {
    font-family: 'Space Mono', monospace;
    font-size: 0.7rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--green);
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: fadeUp 0.6s 0.2s forwards;
  }

  .hero-title {
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(5rem, 15vw, 14rem);
    line-height: 0.88;
    letter-spacing: -0.01em;
    color: var(--white);
    opacity: 0;
    animation: fadeUp 0.7s 0.4s forwards;
  }

  .hero-title .accent { color: var(--gold); }
  .hero-title .thin { color: var(--green); -webkit-text-stroke: 0px; }

  .hero-subtitle {
    font-size: 1rem;
    color: var(--muted);
    max-width: 500px;
    line-height: 1.7;
    margin-top: 1.5rem;
    opacity: 0;
    animation: fadeUp 0.7s 0.6s forwards;
  }

  .hero-meta {
    display: flex;
    gap: 3rem;
    margin-top: 2.5rem;
    opacity: 0;
    animation: fadeUp 0.7s 0.8s forwards;
  }

  .hero-meta-item { display: flex; flex-direction: column; gap: 0.3rem; }

  .hero-meta-label {
    font-family: 'Space Mono', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--muted);
  }

  .hero-meta-value {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.4rem;
    letter-spacing: 0.05em;
    color: var(--gold);
  }

  .hero-cta-row {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-top: 3rem;
    opacity: 0;
    animation: fadeUp 0.7s 1s forwards;
  }

  .btn-primary {
    background: var(--green);
    color: var(--black);
    font-family: 'Space Mono', monospace;
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 1rem 2.5rem;
    border: none;
    cursor: pointer;
    transition: all 0.2s;
    text-decoration: none;
    display: inline-block;
  }

  .btn-primary:hover { background: var(--gold); transform: translateY(-2px); }

  .btn-ghost {
    font-family: 'Space Mono', monospace;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--white);
    text-decoration: none;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.7;
    transition: opacity 0.2s;
  }

  .btn-ghost:hover { opacity: 1; }

  .hero-scroll {
    position: absolute;
    right: 3rem;
    bottom: 4rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    opacity: 0.3;
    animation: fadeUp 1s 1.2s forwards;
  }

  .scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(var(--green), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
  }

  .scroll-label {
    font-family: 'Space Mono', monospace;
    font-size: 0.55rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    writing-mode: vertical-rl;
    color: var(--green);
  }

  /* ─── TICKER ─── */
  .ticker {
    background: var(--green);
    color: var(--black);
    padding: 0.75rem 0;
    overflow: hidden;
    white-space: nowrap;
  }

  .ticker-inner {
    display: inline-flex;
    gap: 0;
    animation: ticker 25s linear infinite;
  }

  .ticker-item {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.1rem;
    letter-spacing: 0.15em;
    padding: 0 2rem;
  }

  .ticker-dot {
    color: var(--black);
    opacity: 0.4;
    font-size: 1.5rem;
    line-height: 1;
  }

  /* ─── SECTION COMMONS ─── */
  section { padding: 6rem 3rem; }

  .section-tag {
    font-family: 'Space Mono', monospace;
    font-size: 0.65rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--green);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
  }

  .section-tag::before {
    content: '';
    display: block;
    width: 24px;
    height: 1px;
    background: var(--green);
  }

  .section-title {
    font-family: 'Bebas Neue', sans-serif;
    font-size: clamp(3rem, 7vw, 6rem);
    line-height: 0.9;
    letter-spacing: 0.02em;
    color: var(--white);
  }

  /* ─── ABOUT / VIBES ─── */
  #about {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
    border-top: 1px solid var(--border);
  }

  .about-text p {
    font-size: 1.05rem;
    color: var(--muted);
    line-height: 1.8;
    margin-top: 1.5rem;
    max-width: 480px;
  }

  .about-text p + p { margin-top: 1rem; }

  .vibe-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--border);
  }

  .vibe-card {
    background: var(--card);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    transition: background 0.3s;
  }

  .vibe-card:hover { background: #161616; }

  .vibe-icon {
    font-size: 2rem;
    line-height: 1;
  }

  .vibe-name {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.4rem;
    letter-spacing: 0.05em;
    color: var(--gold);
  }

  .vibe-desc {
    font-size: 0.8rem;
    color: var(--muted);
    line-height: 1.6;
  }

  /* ─── TOURNAMENT ─── */
  #tournament {
    background: var(--deep);
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
  }

  .tournament-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 3rem;
  }

  .prize-strip {
    text-align: right;
  }

  .prize-label {
    font-family: 'Space Mono', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--muted);
  }

  .prize-amount {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 3rem;
    color: var(--gold);
    line-height: 1;
  }

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

  .format-card {
    background: var(--black);
    padding: 2.5rem 2rem;
    position: relative;
    overflow: hidden;
  }

  .format-card::before {
    content: attr(data-num);
    position: absolute;
    top: -0.5rem;
    right: 1rem;
    font-family: 'Bebas Neue', sans-serif;
    font-size: 6rem;
    color: rgba(255,255,255,0.03);
    line-height: 1;
    pointer-events: none;
  }

  .format-card-tag {
    font-family: 'Space Mono', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--green);
    margin-bottom: 0.75rem;
  }

  .format-card-title {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2rem;
    letter-spacing: 0.05em;
    color: var(--white);
    margin-bottom: 0.75rem;
  }

  .format-card-desc {
    font-size: 0.82rem;
    color: var(--muted);
    line-height: 1.7;
  }

  .bracket-preview {
    background: var(--card);
    border: 1px solid var(--border);
    padding: 2.5rem;
  }

  .bracket-title {
    font-family: 'Space Mono', monospace;
    font-size: 0.65rem;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 2rem;
  }

  .bracket-rounds {
    display: flex;
    gap: 0;
    align-items: center;
    overflow-x: auto;
  }

  .bracket-round {
    display: flex;
    flex-direction: column;
    gap: 0;
    min-width: 120px;
  }

  .round-label {
    font-family: 'Space Mono', monospace;
    font-size: 0.55rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 1rem;
    text-align: center;
  }

  .bracket-matches {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    justify-content: space-around;
    flex: 1;
  }

  .bracket-match {
    border: 1px solid var(--border);
    overflow: hidden;
    position: relative;
  }

  .bracket-slot {
    padding: 0.4rem 0.75rem;
    font-family: 'Space Mono', monospace;
    font-size: 0.6rem;
    color: var(--muted);
    border-bottom: 1px solid var(--border);
    background: var(--deep);
    transition: background 0.2s, color 0.2s;
  }

  .bracket-slot:last-child { border-bottom: none; }
  .bracket-slot.winner { background: rgba(0,232,122,0.1); color: var(--green); }
  .bracket-slot.tbd { color: #333; font-style: italic; }

  .bracket-connector {
    width: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--border);
    font-size: 1.2rem;
  }

  /* ─── SCHEDULE / UPDATES ─── */
  #schedule { border-top: 1px solid var(--border); }

  .schedule-layout {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 4rem;
    margin-top: 3rem;
  }

  .timeline { display: flex; flex-direction: column; }

  .timeline-item {
    display: grid;
    grid-template-columns: 80px 1fr;
    gap: 1.5rem;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--border);
    position: relative;
  }

  .timeline-item:last-child { border-bottom: none; }

  .timeline-time {
    font-family: 'Space Mono', monospace;
    font-size: 0.7rem;
    color: var(--green);
    padding-top: 0.2rem;
  }

  .timeline-content-name {
    font-family: 'Syne', sans-serif;
    font-weight: 700;
    font-size: 0.95rem;
    color: var(--white);
    margin-bottom: 0.3rem;
  }

  .timeline-content-desc {
    font-size: 0.78rem;
    color: var(--muted);
    line-height: 1.5;
  }

  .timeline-badge {
    display: inline-block;
    font-family: 'Space Mono', monospace;
    font-size: 0.55rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 0.2rem 0.5rem;
    background: rgba(212,168,67,0.15);
    color: var(--gold);
    margin-top: 0.4rem;
    border: 1px solid rgba(212,168,67,0.2);
  }

  .timeline-badge.green {
    background: rgba(0,232,122,0.1);
    color: var(--green);
    border-color: rgba(0,232,122,0.2);
  }

  .updates-panel {
    background: var(--card);
    border: 1px solid var(--border);
    padding: 2rem;
  }

  .updates-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--border);
  }

  .updates-title {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.5rem;
    letter-spacing: 0.05em;
  }

  .live-badge {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    font-family: 'Space Mono', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--red);
  }

  .live-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--red);
    animation: pulse 1.5s ease-in-out infinite;
  }

  .update-item {
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
  }

  .update-item:last-child { border-bottom: none; }

  .update-meta {
    display: flex;
    align-items: center;
    gap: 0.75rem;
  }

  .update-time {
    font-family: 'Space Mono', monospace;
    font-size: 0.6rem;
    color: var(--muted);
  }

  .update-tag-label {
    font-family: 'Space Mono', monospace;
    font-size: 0.55rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 0.15rem 0.4rem;
    background: rgba(0,232,122,0.1);
    color: var(--green);
  }

  .update-text {
    font-size: 0.85rem;
    color: var(--white);
    line-height: 1.5;
  }

  /* ─── REGISTRATION ─── */
  #register {
    background: var(--deep);
    border-top: 1px solid var(--border);
  }

  .register-layout {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 5rem;
    align-items: start;
    margin-top: 3rem;
  }

  .register-info h3 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2rem;
    letter-spacing: 0.03em;
    margin-bottom: 1.5rem;
    color: var(--gold);
  }

  .register-perks {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.5rem;
  }

  .perk-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    background: var(--card);
    border: 1px solid var(--border);
    border-left: 3px solid var(--green);
  }

  .perk-icon { font-size: 1.2rem; flex-shrink: 0; }

  .perk-text {
    font-size: 0.82rem;
    color: var(--muted);
    line-height: 1.5;
  }

  .perk-text strong { color: var(--white); display: block; margin-bottom: 0.2rem; font-size: 0.85rem; }

  .register-form {
    background: var(--card);
    border: 1px solid var(--border);
    padding: 2.5rem;
  }

  .form-title {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2rem;
    letter-spacing: 0.05em;
    margin-bottom: 0.5rem;
  }

  .form-subtitle {
    font-size: 0.78rem;
    color: var(--muted);
    margin-bottom: 2rem;
  }

  .form-group {
    margin-bottom: 1.25rem;
  }

  .form-group label {
    display: block;
    font-family: 'Space Mono', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 0.5rem;
  }

  .form-group input,
  .form-group select,
  .form-group textarea {
    width: 100%;
    background: var(--black);
    border: 1px solid var(--border);
    color: var(--white);
    font-family: 'Syne', sans-serif;
    font-size: 0.9rem;
    padding: 0.8rem 1rem;
    outline: none;
    transition: border-color 0.2s;
    appearance: none;
  }

  .form-group input:focus,
  .form-group select:focus,
  .form-group textarea:focus {
    border-color: var(--green);
  }

  .form-group select option { background: var(--black); }

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

  .form-radio-group {
    display: flex;
    gap: 0;
    flex-wrap: wrap;
  }

  .form-radio {
    flex: 1;
    position: relative;
    min-width: 80px;
  }

  .form-radio input[type="radio"] {
    position: absolute;
    opacity: 0;
    width: 0; height: 0;
  }

  .form-radio label {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0.7rem 0.5rem;
    background: var(--black);
    border: 1px solid var(--border);
    margin: 0;
    cursor: pointer;
    font-family: 'Space Mono', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--muted);
    transition: all 0.2s;
  }

  .form-radio input:checked + label {
    background: rgba(0,232,122,0.1);
    border-color: var(--green);
    color: var(--green);
  }

  .form-check {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-top: 0.5rem;
  }

  .form-check input[type="checkbox"] {
    width: 16px;
    height: 16px;
    flex-shrink: 0;
    accent-color: var(--green);
    margin-top: 2px;
  }

  .form-check label {
    font-size: 0.75rem;
    color: var(--muted);
    line-height: 1.5;
    font-family: 'Syne', sans-serif;
    text-transform: none;
    letter-spacing: 0;
  }

  .form-submit {
    width: 100%;
    background: var(--green);
    color: var(--black);
    font-family: 'Space Mono', monospace;
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 1.1rem;
    border: none;
    cursor: pointer;
    margin-top: 1.5rem;
    transition: all 0.2s;
  }

  .form-submit:hover { background: var(--gold); transform: translateY(-1px); }

  .form-success {
    display: none;
    text-align: center;
    padding: 2rem;
  }

  .form-success .success-icon { font-size: 3rem; margin-bottom: 1rem; }

  .form-success h3 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 2rem;
    color: var(--green);
    margin-bottom: 0.5rem;
  }

  .form-success p { font-size: 0.85rem; color: var(--muted); }

  /* ─── SPONSORS / FOOTER ─── */
  #sponsors {
    border-top: 1px solid var(--border);
    text-align: center;
    padding: 4rem 3rem;
  }

  .sponsors-label {
    font-family: 'Space Mono', monospace;
    font-size: 0.6rem;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: var(--muted);
    margin-bottom: 2.5rem;
  }

  .sponsors-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    margin-bottom: 2rem;
  }

  .sponsor-slot {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.4rem;
    letter-spacing: 0.15em;
    color: var(--border);
    transition: color 0.3s;
    border: 1px solid var(--border);
    padding: 0.6rem 1.5rem;
  }

  .sponsor-slot:hover { color: var(--muted); border-color: var(--muted); }
  .sponsor-slot.open { color: rgba(0,232,122,0.3); border-color: rgba(0,232,122,0.2); cursor: pointer; }
  .sponsor-slot.open:hover { color: var(--green); border-color: var(--green); }

  footer {
    background: var(--card);
    border-top: 1px solid var(--border);
    padding: 3rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1.5rem;
  }

  .footer-logo {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 1.5rem;
    letter-spacing: 0.15em;
    color: var(--gold);
  }

  .footer-logo span { color: var(--green); }

  .footer-links {
    display: flex;
    gap: 2rem;
    list-style: none;
  }

  .footer-links a {
    font-size: 0.75rem;
    color: var(--muted);
    text-decoration: none;
    font-family: 'Space Mono', monospace;
    letter-spacing: 0.05em;
    transition: color 0.2s;
  }

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

  .footer-copy {
    font-family: 'Space Mono', monospace;
    font-size: 0.6rem;
    color: #333;
    letter-spacing: 0.1em;
  }

  /* ─── ANIMATIONS ─── */
  @keyframes fadeUp {
    from { opacity: 0; transform: translateY(24px); }
    to { opacity: 1; transform: translateY(0); }
  }

  @keyframes ticker {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
  }

  @keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.4; transform: scale(0.7); }
  }

  @keyframes scrollPulse {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
  }

  /* ─── REVEAL SCROLL ─── */
  .reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s, transform 0.7s;
  }

  .reveal.visible {
    opacity: 1;
    transform: none;
  }

  /* ─── MOBILE ─── */
  /* ─── HAMBURGER MENU ─── */
  .hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 4px;
    background: none;
    border: none;
  }
  .hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--white);
    transition: all 0.3s;
  }
  .hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .hamburger.open span:nth-child(2) { opacity: 0; }
  .hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

  .mobile-menu {
    display: none;
    position: fixed;
    top: 56px;
    left: 0; right: 0;
    background: rgba(8,8,8,0.98);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
    z-index: 999;
    flex-direction: column;
    padding: 1.5rem 2rem 2rem;
    gap: 0;
  }
  .mobile-menu.open { display: flex; }
  .mobile-menu a {
    color: var(--muted);
    text-decoration: none;
    font-family: 'Space Mono', monospace;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 1rem 0;
    border-bottom: 1px solid var(--border);
    transition: color 0.2s;
  }
  .mobile-menu a:last-child { border-bottom: none; }
  .mobile-menu a:hover { color: var(--green); }

  @media (max-width: 768px) {
    /* ── Nav ── */
    nav { padding: 0.9rem 1.5rem; }
    .nav-links { display: none; }
    .nav-cta { display: none; }
    .hamburger { display: flex; }

    /* ── Hero ── */
    #hero { padding: 0 1.5rem 4rem; }
    .hero-title { font-size: clamp(3.5rem, 18vw, 6rem); }
    .hero-meta {
      flex-wrap: wrap;
      gap: 1.5rem;
    }
    .hero-meta-item { min-width: calc(50% - 0.75rem); }
    .hero-cta-row { flex-direction: column; align-items: flex-start; gap: 1rem; }
    .btn-primary { width: 100%; text-align: center; }
    .hero-scroll { display: none; }

    /* ── Sections ── */
    section { padding: 3.5rem 1.5rem; }

    /* ── About ── */
    #about { grid-template-columns: 1fr; gap: 2.5rem; }
    .vibe-grid { grid-template-columns: 1fr 1fr; }

    /* ── Tournament ── */
    .tournament-header { flex-direction: column; align-items: flex-start; gap: 1rem; }
    .prize-strip { text-align: left; }
    .format-grid { grid-template-columns: 1fr; }
    /* Bracket scrolls horizontally on mobile */
    .bracket-preview { padding: 1.5rem 1rem; overflow-x: auto; }
    .bracket-rounds { min-width: 480px; }

    /* ── Schedule ── */
    .schedule-layout { grid-template-columns: 1fr; gap: 2.5rem; }
    .timeline-item { grid-template-columns: 64px 1fr; gap: 1rem; }

    /* ── Register ── */
    .register-layout { grid-template-columns: 1fr; gap: 2.5rem; }
    .register-form { padding: 1.5rem; }
    .form-row { grid-template-columns: 1fr; }
    .form-radio-group { flex-direction: column; }
    .form-radio { min-width: 100%; }
    .form-radio label { justify-content: flex-start; padding: 0.9rem 1rem; }

    /* ── Sponsors ── */
    .sponsors-row { gap: 1rem; }
    .sponsor-slot { font-size: 1rem; padding: 0.5rem 1rem; }

    /* ── Footer ── */
    footer { flex-direction: column; text-align: center; gap: 1.2rem; padding: 2rem 1.5rem; }
    .footer-links { flex-wrap: wrap; justify-content: center; gap: 1rem; }
  }

  /* ── Extra small phones ── */
  @media (max-width: 400px) {
    .hero-title { font-size: clamp(3rem, 20vw, 4.5rem); }
    .vibe-grid { grid-template-columns: 1fr; }
    .hero-meta-item { min-width: 100%; }
    .section-title { font-size: clamp(2.2rem, 12vw, 3.5rem); }
    nav { padding: 0.9rem 1rem; }
    section { padding: 3rem 1rem; }
  }