/* ===== PHASE 1: CSS FOUNDATION ===== */
    :root {
      --red-main: #c4161c;
      --red-dark: #7b0f14;
      --panel-hero: #c71a1f;
      --panel-light: #9e0f14;
      --panel-grey: #890d12;
      --text-dark: #222222;
      --max-width: 1100px;
      --raf-blue: #003f7f;
      --raf-red: #ff1a1a;
      --raf-cream: #f5f1e6;

      /* Spacing */
      --space-xs: 0.25rem;
      --space-sm: 0.5rem;
      --space-md: 1rem;
      --space-lg: 1.5rem;
      --space-xl: 2rem;
      --space-2xl: 3rem;
      --space-3xl: 4rem;

      /* Shadows */
      --shadow-sm: 0 1px 3px rgba(0,0,0,0.2);
      --shadow-md: 0 4px 12px rgba(0,0,0,0.25);
      --shadow-lg: 0 8px 24px rgba(0,0,0,0.3);
      --shadow-xl: 0 12px 40px rgba(0,0,0,0.35);

      /* Transitions */
      --transition-fast: 0.15s ease;
      --transition-base: 0.25s ease;
      --transition-slow: 0.4s ease;

      /* Radii */
      --radius-sm: 4px;
      --radius-md: 8px;
      --radius-lg: 12px;
      --radius-xl: 16px;
      --radius-full: 999px;

      /* Nav height for scroll offsets */
      --nav-height: 60px;
    }

    html {
      scroll-behavior: smooth;
    }

    * {
      box-sizing: border-box;
    }

    body {
      margin: 0;
      font-family: 'Montserrat', Arial, Helvetica, sans-serif;
      line-height: 1.6;
      background: var(--red-main);
      color: var(--text-dark);
      font-size: clamp(0.9rem, 0.85rem + 0.25vw, 1rem);
    }

    a {
      color: inherit;
      text-decoration: none;
    }

    section[id] {
      scroll-margin-top: var(--nav-height);
    }

    /* ===== PHASE 2: NAVIGATION ===== */
    .top-bar {
      background: rgba(123, 15, 20, 0.95);
      color: #fff;
      position: sticky;
      top: 0;
      z-index: 1000;
      transition: background var(--transition-base), box-shadow var(--transition-base);
    }

    .top-bar.scrolled {
      background: rgba(123, 15, 20, 0.85);
      backdrop-filter: blur(12px);
      -webkit-backdrop-filter: blur(12px);
      box-shadow: var(--shadow-lg);
    }

    .top-bar-inner {
      max-width: var(--max-width);
      margin: 0 auto;
      display: flex;
      align-items: center;
      justify-content: space-between;
      padding: 0.75rem 1.25rem;
      height: var(--nav-height);
    }

    .logo {
      font-weight: bold;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      font-size: 1rem;
      display: flex;
      align-items: center;
      gap: var(--space-sm);
      font-family: 'Special Elite', monospace;
    }

    .logo::before {
      content: "";
      display: inline-block;
      width: 22px;
      height: 22px;
      border-radius: 50%;
      background:
        radial-gradient(circle at center,
          var(--raf-red) 0 35%,
          var(--raf-cream) 35% 60%,
          var(--raf-blue) 60% 100%);
      box-shadow: 0 0 0 2px rgba(0,0,0,0.2);
    }

    /* Hamburger */
    .hamburger {
      display: none;
      flex-direction: column;
      justify-content: center;
      gap: 5px;
      width: 44px;
      height: 44px;
      padding: 10px;
      background: none;
      border: none;
      cursor: pointer;
      z-index: 1001;
    }

    .hamburger span {
      display: block;
      width: 24px;
      height: 2px;
      background: #fff;
      border-radius: 2px;
      transition: transform var(--transition-base), opacity var(--transition-fast);
    }

    .hamburger.active span:nth-child(1) {
      transform: translateY(7px) rotate(45deg);
    }

    .hamburger.active span:nth-child(2) {
      opacity: 0;
    }

    .hamburger.active span:nth-child(3) {
      transform: translateY(-7px) rotate(-45deg);
    }

    nav ul {
      list-style: none;
      display: flex;
      gap: var(--space-md);
      padding: 0;
      margin: 0;
      font-size: 0.95rem;
      font-family: 'Special Elite', monospace;
    }

    nav a {
      padding: 0.3rem var(--space-sm);
      border-radius: var(--radius-sm);
      position: relative;
      display: inline-block;
    }

    nav a::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 50%;
      width: 0;
      height: 2px;
      background: #fff;
      transition: width var(--transition-base), left var(--transition-base);
    }

    nav a:hover::after,
    nav a.active::after {
      width: 80%;
      left: 10%;
    }

    nav a:hover {
      background: rgba(255, 255, 255, 0.1);
    }

    nav a.active {
      background: rgba(255, 255, 255, 0.15);
    }

    .header-social {
      display: flex;
      gap: 0.4rem;
      align-items: center;
      margin-left: 0.75rem;
    }

    .social-icon-small {
      width: 28px;
      height: 28px;
    }

    /* ===== SHARED LAYOUTS ===== */
    .section-inner {
      max-width: var(--max-width);
      margin: 0 auto;
      padding: var(--space-xl) var(--space-lg);
    }

    /* ===== PHASE 3: HERO ===== */
    .hero {
      background:
        repeating-linear-gradient(
          -45deg,
          transparent,
          transparent 20px,
          rgba(0,0,0,0.03) 20px,
          rgba(0,0,0,0.03) 40px
        ),
        linear-gradient(135deg, var(--panel-hero) 0%, #a01118 50%, var(--red-dark) 100%);
      position: relative;
      overflow: hidden;
    }

    .hero::before,
    .hero::after {
      content: "";
      position: absolute;
      border-radius: 50%;
      background:
        radial-gradient(circle at center,
          var(--raf-red) 0 28%,
          var(--raf-cream) 28% 52%,
          var(--raf-blue) 52% 100%);
      opacity: 0.2;
      filter: blur(1px);
      pointer-events: none;
    }

    .hero::before {
      right: -120px;
      top: -60px;
      width: 320px;
      height: 320px;
    }

    .hero::after {
      left: -80px;
      bottom: -100px;
      width: 260px;
      height: 260px;
      opacity: 0.12;
    }

    .hero-inner {
      display: flex;
      flex-wrap: wrap;
      gap: var(--space-lg);
      align-items: center;
      justify-content: center;
      position: relative;
      z-index: 1;
    }

    .hero-text {
      flex: 1 1 260px;
      text-align: left;
    }

    .hero-text h1 {
      margin-top: 0;
      font-size: clamp(1.8rem, 1.4rem + 2vw, 3rem);
      text-transform: uppercase;
      letter-spacing: 0.1em;
      color: #50070a;
      font-family: 'Special Elite', monospace;
      text-shadow: 1px 1px 2px rgba(255,255,255,0.15);
    }

    .hero-text h1 span {
      font-size: 1.2em;
    }

    .hero-text p {
      margin-bottom: var(--space-sm);
      color: #fff;
    }

    .sq-code {
      margin-top: 0.8rem;
      padding: 0.35rem 1.2rem;
      display: inline-block;
      position: relative;
      border-radius: var(--radius-sm);
      border: 1px solid rgba(0,0,0,0.6);
      background: linear-gradient(135deg, #e3e0d7 0%, #b7b2a6 45%, #f5f1e6 100%);
      box-shadow:
        inset 0 0 4px rgba(0,0,0,0.35),
        0 3px 6px rgba(0,0,0,0.45);
      font-family: 'Special Elite', monospace;
      letter-spacing: 0.24em;
      text-transform: uppercase;
      font-size: 0.78rem;
      color: #262626;
    }

    .sq-code::before,
    .sq-code::after {
      content: "";
      position: absolute;
      width: 8px;
      height: 8px;
      border-radius: 50%;
      background: radial-gradient(circle at 30% 30%, #ffffff 0, #b0aba0 40%, #5c5953 100%);
      box-shadow: 0 0 1px rgba(0,0,0,0.8);
      top: 50%;
      transform: translateY(-50%);
    }

    .sq-code::before { left: 6px; }
    .sq-code::after { right: 6px; }

    .hero-tagline {
      font-weight: bold;
      text-transform: uppercase;
      font-size: clamp(1rem, 0.8rem + 1vw, 1.4rem);
      letter-spacing: 0.15em;
      color: #50070a;
      font-family: 'Special Elite', monospace;
    }

    .hero-buttons {
      margin-top: var(--space-md);
      display: flex;
      flex-wrap: wrap;
      gap: 0.75rem;
    }

    .btn {
      display: inline-block;
      padding: 0.65rem 1.3rem;
      border-radius: var(--radius-full);
      font-size: 0.9rem;
      text-transform: uppercase;
      letter-spacing: 0.08em;
      border: 2px solid #ffffff;
      background: #ffffff;
      color: var(--red-main);
      cursor: pointer;
      font-weight: 700;
      transition: transform var(--transition-base), box-shadow var(--transition-base), background var(--transition-base), color var(--transition-base);
    }

    .btn:hover {
      transform: translateY(-2px);
      box-shadow: var(--shadow-md);
    }

    .btn.secondary {
      background: transparent;
      color: #ffffff;
      border-color: #ffffff;
    }

    .btn.secondary:hover {
      background: rgba(255,255,255,0.15);
    }

    .hero-image {
      flex: 0 1 420px;
      position: relative;
    }

    .hero-image img.hero-photo {
      width: 100%;
      display: block;
      border-radius: var(--radius-md);
      border: 3px solid rgba(255,255,255,0.25);
      box-shadow: var(--shadow-lg);
      aspect-ratio: 4/3;
      object-fit: cover;
      transition: box-shadow var(--transition-slow);
    }

    .hero-image img.hero-photo:hover {
      box-shadow: var(--shadow-xl);
    }

    .hero-image .hero-logo {
      position: absolute;
      bottom: -10px;
      right: -10px;
      width: 100px;
      height: 100px;
      border-radius: var(--radius-md);
      border: 3px solid rgba(255,255,255,0.3);
      box-shadow: var(--shadow-lg);
      background: #fff;
      padding: 4px;
      transform: rotate(3deg);
      transition: transform var(--transition-slow);
      z-index: 2;
    }

    .hero-image .hero-logo:hover {
      transform: rotate(0deg);
    }

    @media (max-width: 640px) {
      .hero-inner {
        flex-direction: column-reverse;
      }
      .hero-image {
        flex: 0 1 auto;
        width: 100%;
      }
      .hero-image .hero-logo {
        width: 50px;
        height: 50px;
        bottom: 10px;
        right: 10px;
        padding: 3px;
        border-width: 2px;
        border-radius: 6px;
      }
    }

    /* Hero entry animations */
    @keyframes slideInLeft {
      from { opacity: 0; transform: translateX(-40px); }
      to { opacity: 1; transform: translateX(0); }
    }

    @keyframes slideInRight {
      from { opacity: 0; transform: translateX(40px); }
      to { opacity: 1; transform: translateX(0); }
    }

    .hero-text {
      animation: slideInLeft 0.8s ease forwards;
    }

    .hero-image {
      animation: slideInRight 0.8s 0.2s ease forwards;
      opacity: 0;
      animation-fill-mode: forwards;
    }

    /* ===== NEXT DISPLAY STRIP ===== */
    .next-display {
      background: var(--raf-cream);
      color: #222;
      border-top: 4px solid var(--raf-blue);
      border-bottom: 4px solid var(--raf-red);
      font-family: 'Special Elite', monospace;
    }

    .next-display-inner {
      max-width: var(--max-width);
      margin: 0 auto;
      padding: var(--space-md) var(--space-lg);
      display: flex;
      flex-wrap: wrap;
      gap: var(--space-md);
      align-items: center;
      justify-content: space-between;
      text-transform: uppercase;
      letter-spacing: 0.12em;
    }

    .next-label {
      font-weight: bold;
      display: flex;
      align-items: center;
      gap: var(--space-sm);
    }

    .pulse-dot {
      display: inline-block;
      width: 10px;
      height: 10px;
      border-radius: 50%;
      background: var(--raf-red);
      animation: pulse 2s infinite;
    }

    @keyframes pulse {
      0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(255, 26, 26, 0.7); }
      50% { opacity: 0.7; box-shadow: 0 0 0 6px rgba(255, 26, 26, 0); }
    }

    .next-meta {
      display: flex;
      flex-wrap: wrap;
      gap: var(--space-lg);
      font-size: 0.9rem;
    }

    /* ===== PHASE 4: CONTENT SECTIONS ===== */
    .panel { border-radius: 0; }

    .panel > .section-inner > p {
      background: transparent;
    }

    .panel > .section-inner > p > .tape {
      display: inline;
      background: var(--raf-cream);
      color: #222;
      padding: 0.1em 0.4em;
      line-height: 1.3;
      box-decoration-break: clone;
      -webkit-box-decoration-break: clone;
      font-family: 'Special Elite', monospace;
      letter-spacing: 0.04em;
      font-size: 0.95rem;
    }
    .panel.light { background: var(--panel-light); }
    .panel.grey { background: var(--panel-grey); }

    .panel h1 {
      margin-top: 0;
      color: var(--raf-cream);
      font-family: 'Special Elite', monospace;
      text-transform: uppercase;
      letter-spacing: 0.12em;
      font-size: clamp(1.8rem, 1.4rem + 1.8vw, 2.6rem);
    }

    .panel h2 {
      margin-top: 0;
      text-transform: uppercase;
      letter-spacing: 0.12em;
      font-size: clamp(1.3rem, 1.1rem + 1vw, 1.8rem);
      color: var(--raf-cream);
      font-family: 'Special Elite', monospace;
      position: relative;
      display: inline-block;
      padding-bottom: var(--space-sm);
    }

    .panel h2::after {
      content: "";
      position: absolute;
      bottom: 0;
      left: 0;
      width: 60px;
      height: 3px;
      background: linear-gradient(90deg, var(--raf-cream), transparent);
      border-radius: 2px;
    }

    .panel h3 {
      margin-bottom: 0.25rem;
      margin-top: var(--space-md);
      font-size: clamp(1rem, 0.9rem + 0.5vw, 1.2rem);
      color: var(--raf-cream);
      text-transform: uppercase;
      letter-spacing: 0.1em;
      font-family: 'Special Elite', monospace;
    }

    /* Gallery */
    .gallery-grid {
      display: grid;
      grid-template-columns: 1fr;
      gap: var(--space-lg);
      margin-top: var(--space-md);
    }

    .gallery-item {
      background: rgba(0,0,0,0.2);
      border-radius: var(--radius-lg);
      overflow: hidden;
      box-shadow: var(--shadow-md);
      cursor: pointer;
      transition: transform var(--transition-base), box-shadow var(--transition-base);
      position: relative;
    }

    .gallery-item:hover {
      transform: translateY(-4px);
      box-shadow: var(--shadow-xl);
    }

    .gallery-item::after {
      content: "";
      position: absolute;
      inset: 0;
      background: rgba(0,0,0,0);
      display: flex;
      align-items: center;
      justify-content: center;
      transition: background var(--transition-base);
      pointer-events: none;
    }

    .gallery-item:hover::after {
      background: rgba(0,0,0,0.35);
    }

    .gallery-item .expand-icon {
      position: absolute;
      top: 50%;
      left: 50%;
      transform: translate(-50%, -50%) scale(0);
      width: 48px;
      height: 48px;
      background: rgba(255,255,255,0.9);
      border-radius: 50%;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: transform var(--transition-base);
      z-index: 2;
      pointer-events: none;
    }

    .gallery-item:hover .expand-icon {
      transform: translate(-50%, -50%) scale(1);
    }

    .expand-icon svg {
      width: 24px;
      height: 24px;
      fill: var(--red-dark);
    }

    .gallery-item img {
      display: block;
      width: 100%;
      height: auto;
      aspect-ratio: 4 / 3;
      object-fit: cover;
    }

    .gallery-item .gallery-caption {
      padding: 0.6rem var(--space-md);
      font-size: 0.85rem;
      color: var(--raf-cream);
      text-align: center;
      font-family: 'Special Elite', monospace;
      letter-spacing: 0.05em;
    }

    /* Timetable */
    .timetable-wrap {
      display: flex;
      justify-content: center;
      margin-top: var(--space-lg);
    }

    .timetable-table {
      width: 100%;
      max-width: 720px;
      border-collapse: separate;
      border-spacing: 0;
      font-family: 'Special Elite', monospace;
      text-transform: uppercase;
      letter-spacing: 0.08em;
      background: var(--raf-cream);
      box-shadow: var(--shadow-lg);
      border-radius: var(--radius-md);
      overflow: hidden;
      border-top: 4px solid var(--raf-blue);
      border-bottom: 4px solid var(--raf-red);
    }

    .timetable-table thead {
      background: #d4cfc1;
    }

    .timetable-table th,
    .timetable-table td {
      padding: 0.7rem var(--space-md);
      font-size: 0.8rem;
      text-align: left;
      border-bottom: 1px solid rgba(0,0,0,0.12);
    }

    .timetable-table td:first-child {
      white-space: nowrap;
    }

    .timetable-table th {
      font-weight: bold;
    }

    .timetable-table tr:last-child td {
      border-bottom: none;
    }

    .timetable-table tbody tr {
      transition: background var(--transition-fast);
    }

    .timetable-table tbody tr:nth-child(even) {
      background: rgba(0,0,0,0.04);
    }

    .timetable-table tbody tr:hover {
      background: rgba(0,63,127,0.08);
    }

    .timetable-table td[data-tbc] {
      font-style: italic;
      opacity: 0.7;
    }

    .timetable-callout {
      font-size: 0.7rem;
      opacity: 0.8;
      margin-top: 0.4rem;
    }

    /* Members */
    .members-layout {
      display: grid;
      grid-template-columns: 3fr 2fr;
      gap: var(--space-xl);
      align-items: start;
    }

    .members-col {
      background: rgba(255,255,255,0.06);
      padding: var(--space-md);
      border-radius: var(--radius-md);
      backdrop-filter: blur(4px);
      -webkit-backdrop-filter: blur(4px);
    }

    .member-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
      gap: var(--space-md);
      margin-top: var(--space-sm);
    }

    .member-card {
      background: rgba(255,255,255,0.12);
      backdrop-filter: blur(6px);
      -webkit-backdrop-filter: blur(6px);
      border: 1px solid rgba(255,255,255,0.15);
      border-radius: var(--radius-md);
      padding: var(--space-md) var(--space-md) 1.1rem;
      text-align: center;
      font-size: 0.85rem;
      box-shadow: var(--shadow-sm);
      transition: transform var(--transition-base), box-shadow var(--transition-base);
    }

    .member-card:hover {
      transform: translateY(-3px);
      box-shadow: var(--shadow-md);
    }

    .member-avatar {
      width: 76px;
      height: 76px;
      border-radius: 50%;
      margin: 0 auto var(--space-sm);
      display: flex;
      align-items: center;
      justify-content: center;
      font-family: 'Special Elite', monospace;
      font-size: 1.5rem;
      color: #333;
      font-weight: bold;
      text-transform: uppercase;
      background: linear-gradient(135deg, #d4d4d4 0%, #a8a8a8 25%, #c0c0c0 50%, #909090 75%, #b8b8b8 100%);
      border: 4px solid #fff;
      outline: 4px solid var(--raf-blue);
      box-shadow: 0 0 0 9px rgba(0,0,0,0.15), inset 0 1px 2px rgba(255,255,255,0.6), inset 0 -1px 2px rgba(0,0,0,0.3);
      text-shadow: 0 1px 0 rgba(255,255,255,0.5), 0 -1px 0 rgba(0,0,0,0.2);
      position: relative;
    }

    .member-avatar::before {
      content: '';
      position: absolute;
      inset: -2px;
      border-radius: 50%;
      background:
        radial-gradient(circle at 15% 15%, rgba(160,160,160,0.7) 2px, transparent 2px),
        radial-gradient(circle at 85% 15%, rgba(160,160,160,0.7) 2px, transparent 2px),
        radial-gradient(circle at 15% 85%, rgba(160,160,160,0.7) 2px, transparent 2px),
        radial-gradient(circle at 85% 85%, rgba(160,160,160,0.7) 2px, transparent 2px),
        radial-gradient(circle at 50% 5%, rgba(160,160,160,0.7) 2px, transparent 2px),
        radial-gradient(circle at 50% 95%, rgba(160,160,160,0.7) 2px, transparent 2px),
        radial-gradient(circle at 5% 50%, rgba(160,160,160,0.7) 2px, transparent 2px),
        radial-gradient(circle at 95% 50%, rgba(160,160,160,0.7) 2px, transparent 2px);
      pointer-events: none;
    }

    .member-avatar::after {
      content: '';
      position: absolute;
      inset: 0;
      border-radius: 50%;
      background: linear-gradient(160deg, rgba(255,255,255,0.25) 0%, transparent 50%);
      pointer-events: none;
    }

    .member-name {
      font-family: 'Special Elite', monospace;
      letter-spacing: 0.08em;
      text-transform: uppercase;
      font-size: 0.8rem;
      margin-top: var(--space-xs);
      color: var(--raf-cream);
    }

    .member-role {
      font-size: 0.72rem;
      opacity: 0.85;
      margin-top: 0.15rem;
      color: rgba(245,241,230,0.8);
    }

    .member-grid--groundcrew {
      grid-template-columns: 1fr;
      max-width: 220px;
      margin-left: auto;
      margin-right: auto;
    }

    .ground-col {
      display: flex;
      flex-direction: column;
      gap: var(--space-lg);
    }

    /* ===== FOOTER ===== */
    footer {
      background: #111;
      color: #ddd;
      padding: 0;
      margin-top: 0;
      position: relative;
      overflow: hidden;
    }

    footer::before {
      content: "";
      display: block;
      height: 4px;
      background: linear-gradient(90deg, var(--raf-red), var(--raf-blue), var(--raf-red));
    }

    /* Roundel watermark */
    footer::after {
      content: "";
      position: absolute;
      right: -60px;
      bottom: -60px;
      width: 200px;
      height: 200px;
      border-radius: 50%;
      background:
        radial-gradient(circle at center,
          var(--raf-red) 0 28%,
          var(--raf-cream) 28% 52%,
          var(--raf-blue) 52% 100%);
      opacity: 0.04;
      pointer-events: none;
    }

    .footer-inner {
      max-width: var(--max-width);
      margin: 0 auto;
      display: grid;
      grid-template-columns: 2fr 1fr 1fr;
      gap: var(--space-xl);
      font-size: 0.9rem;
      padding: var(--space-xl) var(--space-lg);
    }

    .footer-inner h4 {
      margin-top: 0;
      font-size: 0.9rem;
      text-transform: uppercase;
      letter-spacing: 0.12em;
    }

    .footer-links {
      list-style: none;
      padding: 0;
      margin: 0;
    }

    .footer-links li {
      margin-bottom: 0.35rem;
    }

    .footer-links a {
      color: #ddd;
      transition: color var(--transition-fast);
    }

    .footer-links a:hover {
      text-decoration: underline;
      color: #fff;
    }

    .social-icons {
      display: flex;
      gap: 0.6rem;
      align-items: center;
      flex-wrap: wrap;
    }

    .social-icon {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 40px;
      height: 40px;
      border-radius: 50%;
      border: 1px solid rgba(245,241,230,0.3);
      background: transparent;
      transition: background var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
    }

    .social-icon svg {
      fill: #ffffff;
      transition: fill var(--transition-base);
    }

    .social-icon:hover {
      transform: translateY(-2px);
    }

    .social-icon[aria-label*="Instagram"]:hover {
      background: #e1306c;
      border-color: #e1306c;
    }

    .social-icon[aria-label*="Facebook"]:hover {
      background: #1877f2;
      border-color: #1877f2;
    }

    .copyright {
      max-width: var(--max-width);
      margin: 0 auto;
      padding: var(--space-md) var(--space-lg);
      font-size: 0.8rem;
      text-align: center;
      color: #666;
      border-top: 1px solid rgba(255,255,255,0.08);
    }

    /* ===== SCROLL REVEAL ===== */
    .reveal {
      opacity: 0;
      transform: translateY(24px);
      transition: opacity 0.6s ease, transform 0.6s ease;
    }

    .reveal.revealed {
      opacity: 1;
      transform: translateY(0);
    }

    /* ===== LIGHTBOX ===== */
    .lightbox {
      position: fixed;
      inset: 0;
      z-index: 2000;
      background: rgba(0,0,0,0.92);
      display: flex;
      align-items: center;
      justify-content: center;
      opacity: 0;
      pointer-events: none;
      transition: opacity var(--transition-base);
    }

    .lightbox.open {
      opacity: 1;
      pointer-events: auto;
    }

    .lightbox img {
      max-width: 90vw;
      max-height: 85vh;
      border-radius: var(--radius-md);
      box-shadow: var(--shadow-xl);
    }

    .lightbox-close {
      position: absolute;
      top: 1rem;
      right: 1.5rem;
      background: rgba(255,255,255,0.15);
      border: none;
      color: #fff;
      font-size: 2rem;
      width: 48px;
      height: 48px;
      border-radius: 50%;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: background var(--transition-fast);
    }

    .lightbox-close:hover {
      background: rgba(255,255,255,0.3);
    }

    .lightbox-nav {
      position: absolute;
      top: 50%;
      transform: translateY(-50%);
      background: rgba(255,255,255,0.12);
      border: none;
      color: #fff;
      font-size: 2rem;
      width: 48px;
      height: 48px;
      border-radius: 50%;
      cursor: pointer;
      display: flex;
      align-items: center;
      justify-content: center;
      transition: background var(--transition-fast);
    }

    .lightbox-nav:hover {
      background: rgba(255,255,255,0.25);
    }

    .lightbox-prev { left: 1rem; }
    .lightbox-next { right: 1rem; }

    /* ===== MOBILE TIMETABLE CARDS ===== */
    @media (max-width: 640px) {
      .timetable-table thead {
        display: none;
      }

      .timetable-table,
      .timetable-table tbody,
      .timetable-table tr,
      .timetable-table td {
        display: block;
        width: 100%;
      }

      .timetable-table tr {
        margin-bottom: var(--space-md);
        border-radius: var(--radius-md);
        overflow: hidden;
        box-shadow: var(--shadow-sm);
      }

      .timetable-table td {
        padding: 0.5rem var(--space-md);
        text-align: right;
        border-bottom: 1px solid rgba(0,0,0,0.08);
        position: relative;
        padding-left: 45%;
        white-space: normal;
      }

      .timetable-table td::before {
        content: attr(data-label);
        position: absolute;
        left: var(--space-md);
        top: 0.5rem;
        font-weight: bold;
        text-align: left;
      }

      .timetable-table td:last-child {
        border-bottom: none;
      }
    }

    /* ===== RESPONSIVE BREAKPOINTS ===== */
    /* Mobile: default (< 640px) */
    @media (max-width: 640px) {
      .hamburger {
        display: flex;
      }

      nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 260px;
        height: 100vh;
        background: var(--red-dark);
        z-index: 1000;
        transition: right var(--transition-base);
        padding-top: calc(var(--nav-height) + var(--space-md));
      }

      nav.open {
        right: 0;
        box-shadow: -4px 0 20px rgba(0,0,0,0.4);
      }

      nav ul {
        flex-direction: column;
        padding: var(--space-md);
        gap: 0;
      }

      nav a {
        display: block;
        padding: 0.75rem var(--space-md);
        font-size: 1.1rem;
      }

      .header-social {
        display: none;
      }

      .hero-text h1 {
        text-align: center;
      }

      .hero-tagline {
        text-align: center;
      }

      .hero-text {
        text-align: center;
      }

      .hero-buttons {
        justify-content: center;
      }

      .hero-image {
        text-align: center;
      }

      .members-layout {
        grid-template-columns: 1fr;
      }

      .footer-inner {
        grid-template-columns: 1fr;
      }

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

      .next-display-inner {
        flex-direction: column;
        align-items: flex-start;
      }
    }

    /* Tablet: 641px – 900px */
    @media (min-width: 641px) and (max-width: 900px) {
      .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
      }

      .members-layout {
        grid-template-columns: 1fr;
      }

      .footer-inner {
        grid-template-columns: 1fr 1fr;
      }
    }

    /* Desktop: 901px+ */
    @media (min-width: 901px) {
      .gallery-grid {
        grid-template-columns: repeat(3, 1fr);
      }
    }

    /* Large desktop: 1200px+ */
    @media (min-width: 1200px) {
      .section-inner {
        padding: var(--space-3xl) var(--space-xl);
      }
    }

    /* ===== PHASE 6: ACCESSIBILITY ===== */
    @media (prefers-reduced-motion: reduce) {
      *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
      }

      html {
        scroll-behavior: auto;
      }

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

      .hero-text,
      .hero-image {
        animation: none;
        opacity: 1;
      }

      .pulse-dot {
        animation: none;
      }
    }

    /* Mobile nav overlay */
    .nav-overlay {
      display: none;
      position: fixed;
      inset: 0;
      background: rgba(0,0,0,0.5);
      z-index: 999;
    }

    .nav-overlay.open {
      display: block;
    }

/* ===== Sponsors page ===== */
.sponsor-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 360px));
  justify-content: center;
  gap: var(--space-xl);
  margin-top: var(--space-xl);
}

.sponsor-card {
  background: #fff;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.sponsor-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.sponsor-card > a {
  display: block;
  padding: var(--space-xl);
  color: var(--text-dark);
  text-decoration: none;
}

.sponsor-card .sponsor-logo {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 120px;
  margin-bottom: var(--space-md);
}

.sponsor-card img {
  max-width: 100%;
  max-height: 120px;
  height: auto;
  width: auto;
}

.sponsor-card h3 {
  margin: 0 0 var(--space-xs);
  font-family: 'Special Elite', monospace;
  font-size: 1.3rem;
  color: var(--text-dark);
  text-transform: none;
  letter-spacing: normal;
}

.sponsor-card .sponsor-tagline {
  margin: 0 0 var(--space-md);
  font-style: italic;
  color: #666;
  font-size: 0.95rem;
}

.sponsor-card p {
  margin: 0 0 var(--space-lg);
  line-height: 1.55;
  font-size: 0.95rem;
}

.sponsor-card .btn.secondary {
  display: inline-block;
  color: var(--red-dark);
  border-color: var(--red-dark);
}