:root {
    /* Warm off-white + charcoal text (middle path: readable, not clinical) */
    --bg: #f8f6f3;
    /* Page backdrop: orange tint at edges (used in body gradient) */
    --bg-edge-warm: rgba(249, 115, 22, 0.07);
    --bg-edge-soft: rgba(249, 115, 22, 0.035);
    --surface: #ffffff;
    --surface-hover: #faf8f5;
    --input-bg: #ffffff;
    --border: #e8e4dd;
    --border-hover: #d4cfc4;
    --border-strong: #c9c3bc;
    --border-active: #f97316;
    --text: #1a1714;
    --text-dim: #5c5650;
    --text-muted: #8a8479;
    /* Primary energy: sunrise orange; secondary: coral for gradients */
    --accent: #f97316;
    --accent-hover: #ea580c;
    --accent-secondary: #fb7185;
    --accent-glow: rgba(249, 115, 22, 0.1);
    --green: #22c55e;
    --amber: #fbbf24;
    --red: #ef4444;
    /* Date text on light UI: same hues, deeper shades for contrast */
    --tokyo-color: #be123c;
    --boston-color: #b45309;
    --london-color: #4f46e5;
    --berlin-color: #0f766e;
    --chicago-color: #c2410c;
    --nyc-color: #0369a1;
    --sydney-color: #7e22ce;
    --radius: 12px;
    --radius-sm: 8px;
  }

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

  body {
    font-family: 'DM Sans', sans-serif;
    color: var(--text);
    min-height: 100vh;
    overflow-x: hidden;
    background-color: var(--bg);
    background-image: linear-gradient(
      90deg,
      var(--bg-edge-warm) 0%,
      var(--bg-edge-soft) 12%,
      var(--bg) 28%,
      var(--bg) 72%,
      var(--bg-edge-soft) 88%,
      var(--bg-edge-warm) 100%
    );
    background-attachment: fixed;
  }

  .noise {
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' 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='0.025'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 0;
  }

  .gradient-orb {
    position: fixed;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    filter: blur(120px);
    opacity: 0.1;
    pointer-events: none;
    z-index: 0;
  }
  .orb-1 { background: var(--accent); top: -200px; right: -100px; }
  .orb-2 { background: var(--accent-secondary); bottom: -200px; left: -100px; }

  .container {
    position: relative;
    z-index: 1;
    max-width: 760px;
    margin: 0 auto;
    padding: 0 24px;
  }

  /* NAV */
  .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
  }
  nav.site-nav {
    padding: 24px 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
  }
  .nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
  }
  .race-nav-select {
    font-family: 'DM Sans', sans-serif;
    font-size: 13px;
    color: var(--text);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 8px 12px;
    cursor: pointer;
    min-width: 140px;
    max-width: 220px;
  }
  .race-nav-select:focus {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
  }
  nav.race-nav-page {
    flex-direction: column;
    align-items: stretch;
    gap: 12px;
    padding-bottom: 8px;
  }
  nav.race-nav-page .race-nav-page-select {
    width: 100%;
    justify-content: flex-end;
  }
  .logo-link {
    text-decoration: none;
    color: inherit;
  }
  .logo-link:hover {
    opacity: 0.9;
  }
  .logo {
    font-family: 'Space Mono', monospace;
    font-size: 18px;
    font-weight: 700;
    letter-spacing: -0.5px;
    display: flex;
    align-items: center;
    gap: 8px;
  }
  .logo-icon {
    width: 28px;
    height: 28px;
    background: var(--accent);
    border-radius: 6px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
  }
  .logo-icon svg {
    display: block;
  }
  .nav-tag {
    font-size: 11px;
    font-family: 'Space Mono', monospace;
    color: var(--text-dim);
    background: var(--surface);
    border: 1px solid var(--border);
    padding: 4px 10px;
    border-radius: 20px;
    letter-spacing: 0.5px;
    text-transform: uppercase;
  }

  /* HERO */
  .hero {
    text-align: center;
    padding: 80px 0 60px;
  }
  .hero h1 {
    font-size: clamp(36px, 6vw, 56px);
    font-weight: 700;
    line-height: 1.1;
    letter-spacing: -1.5px;
    margin-bottom: 20px;
  }
  .hero h1 .highlight {
    background: linear-gradient(135deg, var(--accent), var(--amber), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }
  .hero p {
    font-size: 18px;
    color: var(--text-dim);
    max-width: 520px;
    margin: 0 auto;
    line-height: 1.6;
  }

  /* SECTION LABEL */
  .section-label {
    font-family: 'Space Mono', monospace;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--text-muted);
    margin-bottom: 20px;
  }
  h2.section-label {
    margin-top: 0;
    font-weight: 400;
  }

  /* RACE CARDS */
  .races-section {
    margin-bottom: 48px;
  }
  .race-grid {
    display: flex;
    flex-direction: column;
    gap: 10px;
  }

  .race-card {
    background: var(--surface);
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 1px 2px rgba(26, 23, 20, 0.04);
    padding: 18px 20px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: grid;
    grid-template-columns: 32px 1fr auto;
    gap: 16px;
    align-items: center;
    user-select: none;
    -webkit-user-select: none;
  }
  .race-card:hover {
    background: var(--surface-hover);
    border-color: var(--border-hover);
  }
  .race-card.selected {
    border-color: var(--border-active);
    background: var(--accent-glow);
  }

  .race-checkbox {
    width: 22px;
    height: 22px;
    border-radius: 6px;
    border: 2px solid var(--border-strong);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.2s ease;
    flex-shrink: 0;
  }
  .race-card.selected .race-checkbox {
    border-color: var(--accent);
    background: var(--accent);
  }
  .race-checkbox svg {
    opacity: 0;
    transform: scale(0.5);
    transition: all 0.15s ease;
  }
  .race-card.selected .race-checkbox svg {
    opacity: 1;
    transform: scale(1);
  }

  .race-info {
    min-width: 0;
  }
  .race-name {
    font-weight: 600;
    font-size: 15px;
    margin-bottom: 4px;
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
  }
  .race-guide-link {
    font-size: 11px;
    font-weight: 600;
    color: var(--accent);
    text-decoration: none;
    margin-left: 2px;
  }
  .race-guide-link:hover {
    text-decoration: underline;
  }
  .race-flag {
    font-size: 16px;
  }
  .race-details {
    font-size: 13px;
    color: var(--text-dim);
    line-height: 1.4;
  }

  .race-meta {
    text-align: right;
    flex-shrink: 0;
  }
  .race-date {
    font-family: 'Space Mono', monospace;
    font-size: 12px;
    font-weight: 700;
    margin-bottom: 4px;
    white-space: nowrap;
  }
  .race-status {
    font-size: 11px;
    font-family: 'Space Mono', monospace;
    padding: 2px 8px;
    border-radius: 20px;
    display: inline-block;
    letter-spacing: 0.3px;
    white-space: nowrap;
  }
  /* Status pills: deeper text on light UI (same semantics, readable on white) */
  .status-open {
    background: rgba(22, 163, 74, 0.1);
    color: #15803d;
    border: 1px solid rgba(22, 163, 74, 0.28);
  }
  .status-upcoming {
    background: rgba(217, 119, 6, 0.1);
    color: #b45309;
    border: 1px solid rgba(217, 119, 6, 0.3);
  }
  .status-closed {
    background: rgba(220, 38, 38, 0.08);
    color: #b91c1c;
    border: 1px solid rgba(220, 38, 38, 0.22);
  }
  .status-tba {
    background: rgba(92, 86, 80, 0.08);
    color: #4a453f;
    border: 1px solid rgba(92, 86, 80, 0.2);
  }

  /* EXPAND DETAILS */
  .race-card-wrapper {
    position: relative;
  }
  .race-expand {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease, padding 0.35s ease;
    background: var(--surface);
    border: 1.5px solid var(--border);
    border-top: none;
    border-radius: 0 0 var(--radius) var(--radius);
    margin-top: -12px;
    padding: 0 20px;
  }
  .race-expand.open {
    max-height: 300px;
    padding: 16px 20px 18px;
  }
  .race-card-wrapper:has(.race-expand.open) .race-card {
    border-radius: var(--radius) var(--radius) 0 0;
  }

  .expand-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    font-size: 13px;
  }
  .expand-item {
    display: flex;
    flex-direction: column;
    gap: 2px;
  }
  .expand-label {
    color: var(--text-muted);
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-family: 'Space Mono', monospace;
  }
  .expand-value {
    color: var(--text-dim);
  }
  .expand-note {
    grid-column: 1 / -1;
    color: var(--text-dim);
    font-style: italic;
    border-top: 1px solid var(--border);
    padding-top: 10px;
    margin-top: 4px;
  }

  .info-toggle {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 12px;
    cursor: pointer;
    padding: 4px 8px;
    border-radius: 4px;
    transition: color 0.2s;
    font-family: 'DM Sans', sans-serif;
    display: flex;
    align-items: center;
    gap: 4px;
  }
  .info-toggle:hover { color: var(--text-dim); }
  .info-toggle svg {
    transition: transform 0.2s;
  }
  .info-toggle.active svg {
    transform: rotate(180deg);
  }

  /* SIGNUP SECTION */
  .signup-section {
    margin-bottom: 100px;
  }
  .signup-box {
    background: var(--surface);
    border: 1.5px solid var(--border);
    border-radius: var(--radius);
    box-shadow: 0 2px 12px rgba(26, 23, 20, 0.06);
    padding: 28px;
  }
  .input-row {
    display: flex;
    gap: 10px;
  }
  .email-input {
    flex: 1;
    background: var(--input-bg);
    border: 1.5px solid var(--border);
    border-radius: var(--radius-sm);
    padding: 14px 16px;
    font-size: 15px;
    color: var(--text);
    font-family: 'DM Sans', sans-serif;
    outline: none;
    transition: border-color 0.2s;
  }
  .email-input::placeholder { color: var(--text-muted); }
  .email-input:focus { border-color: var(--accent); }

  .submit-btn {
    background: var(--accent);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    padding: 14px 28px;
    font-size: 15px;
    font-weight: 600;
    font-family: 'DM Sans', sans-serif;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
    position: relative;
    overflow: hidden;
  }
  .submit-btn:hover { background: var(--accent-hover); transform: translateY(-1px); }
  .submit-btn:active { transform: translateY(0); }
  .submit-btn:disabled {
    opacity: 0.4;
    cursor: not-allowed;
    transform: none;
  }

  .signup-note {
    margin-top: 14px;
    font-size: 13px;
    color: var(--text-muted);
    text-align: center;
  }
  .signup-note a { color: var(--text-dim); }

  .selected-count {
    font-family: 'Space Mono', monospace;
    font-size: 12px;
    color: var(--accent);
    margin-bottom: 14px;
    min-height: 18px;
  }

  /* SUCCESS STATE */
  .success-state {
    text-align: center;
    padding: 20px 0;
    animation: fadeIn 0.4s ease;
  }
  .success-icon {
    width: 56px;
    height: 56px;
    background: rgba(34, 197, 94, 0.1);
    border: 2px solid var(--green);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
  }
  .success-state h3 {
    font-size: 18px;
    margin-bottom: 8px;
  }
  .success-state p {
    color: var(--text-dim);
    font-size: 14px;
  }

  /* HOW IT WORKS */
  .how-section {
    margin-bottom: 80px;
    padding: 40px 0;
    border-top: 1px solid var(--border);
  }
  .how-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 24px;
  }
  .how-step {
    text-align: center;
  }
  .how-num {
    font-family: 'Space Mono', monospace;
    font-size: 32px;
    font-weight: 700;
    color: var(--accent);
    opacity: 0.4;
    margin-bottom: 12px;
  }
  .how-title {
    font-weight: 600;
    font-size: 15px;
    margin-bottom: 6px;
  }
  .how-desc {
    font-size: 13px;
    color: var(--text-dim);
    line-height: 1.5;
  }

  /* INDEXABLE SEO CONTENT (plain HTML for crawlers; interactive UI stays above) */
  .seo-article {
    margin-bottom: 64px;
    padding-top: 40px;
    border-top: 1px solid var(--border);
  }
  .seo-article .guide-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text);
    margin: 0 0 16px;
    letter-spacing: -0.02em;
    line-height: 1.3;
  }
  .seo-article h3 {
    font-size: 1rem;
    font-weight: 600;
    margin: 28px 0 12px;
    color: var(--text);
  }
  .seo-article p {
    font-size: 15px;
    line-height: 1.65;
    color: var(--text-dim);
    margin: 0 0 14px;
  }
  .seo-race-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 14px;
    color: var(--text-dim);
    margin-top: 4px;
  }
  .seo-race-table caption {
    text-align: left;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 12px;
    font-size: 15px;
  }
  .seo-race-table th,
  .seo-race-table td {
    border: 1px solid var(--border);
    padding: 10px 12px;
    text-align: left;
    vertical-align: top;
  }
  .seo-race-table th {
    background: var(--surface-hover);
    color: var(--text);
    font-weight: 600;
  }
  .seo-race-table td a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
  }
  .seo-race-table td a:hover {
    text-decoration: underline;
  }

  /* FOOTER */
  footer {
    border-top: 1px solid var(--border);
    padding: 24px 0;
    text-align: center;
    font-size: 12px;
    color: var(--text-muted);
    font-family: 'Space Mono', monospace;
    margin-bottom: 40px;
  }

  @keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
  }

  /* ANIMATIONS */
  .race-card-wrapper {
    animation: fadeIn 0.4s ease backwards;
  }
  .race-card-wrapper:nth-child(1) { animation-delay: 0.05s; }
  .race-card-wrapper:nth-child(2) { animation-delay: 0.1s; }
  .race-card-wrapper:nth-child(3) { animation-delay: 0.15s; }
  .race-card-wrapper:nth-child(4) { animation-delay: 0.2s; }
  .race-card-wrapper:nth-child(5) { animation-delay: 0.25s; }
  .race-card-wrapper:nth-child(6) { animation-delay: 0.3s; }
  .race-card-wrapper:nth-child(7) { animation-delay: 0.35s; }

  @media (max-width: 600px) {
    .hero { padding: 60px 0 40px; }
    .hero p { font-size: 16px; }
    .race-card { grid-template-columns: 28px 1fr; gap: 12px; padding: 14px 16px; }
    .race-meta { grid-column: 2; text-align: left; display: flex; gap: 12px; align-items: center; }
    .input-row { flex-direction: column; }
    .how-grid { grid-template-columns: 1fr; gap: 28px; }
    .expand-content { grid-template-columns: 1fr; }
    .info-toggle-col { display: none; }
  }

  /* RACE GUIDE PAGES */
  .race-page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 8px;
  }
  .back-link {
    font-family: 'Space Mono', monospace;
    font-size: 12px;
    color: var(--text-dim);
    text-decoration: none;
    border: 1px solid var(--border);
    padding: 6px 12px;
    border-radius: 20px;
    transition: color 0.2s, border-color 0.2s;
  }
  .back-link:hover {
    color: var(--text);
    border-color: var(--border-hover);
  }
  .race-page-hero {
    padding: 32px 0 28px;
  }
  .race-page-hero h1 {
    font-size: clamp(26px, 5vw, 36px);
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.5px;
    margin-bottom: 16px;
  }
  .race-page-hero .lead {
    font-size: 17px;
    color: var(--text-dim);
    line-height: 1.6;
    margin-bottom: 20px;
  }
  .cta-banner {
    background: var(--accent-glow);
    border: 1px solid rgba(249, 115, 22, 0.25);
    border-radius: var(--radius);
    padding: 16px 20px;
    margin-bottom: 28px;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
  }
  .cta-banner p {
    margin: 0;
    font-size: 15px;
    font-weight: 600;
    color: var(--text);
  }
  .cta-banner .btn {
    display: inline-block;
    background: var(--accent);
    color: #fff;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    padding: 12px 20px;
    border-radius: var(--radius-sm);
    transition: background 0.2s;
  }
  .cta-banner .btn:hover {
    background: var(--accent-hover);
  }
  .meta-updated {
    font-size: 12px;
    color: var(--text-muted);
    font-family: 'Space Mono', monospace;
    margin-bottom: 24px;
  }
  .prose-race {
    font-size: 15px;
    line-height: 1.65;
    color: var(--text-dim);
  }
  .prose-race h2 {
    font-size: 1.15rem;
    font-weight: 600;
    color: var(--text);
    margin: 28px 0 12px;
    line-height: 1.3;
  }
  .prose-race h2:first-of-type {
    margin-top: 0;
  }
  .prose-race h3 {
    font-size: 1rem;
    font-weight: 600;
    color: var(--text);
    margin: 22px 0 10px;
  }
  .prose-race p {
    margin: 0 0 14px;
  }
  .prose-race a {
    color: var(--accent);
    text-decoration: none;
    font-weight: 500;
  }
  .prose-race a:hover {
    text-decoration: underline;
  }
  .prose-race ul {
    margin: 0 0 16px;
    padding-left: 1.25rem;
  }
  .prose-race li {
    margin-bottom: 8px;
  }
  .prose-race .faq-item {
    margin-bottom: 18px;
  }
  .prose-race .faq-q {
    font-weight: 600;
    color: var(--text);
    margin-bottom: 6px;
  }
  .internal-races {
    margin-top: 40px;
    padding-top: 28px;
    border-top: 1px solid var(--border);
  }
  .internal-races h2 {
    font-size: 1rem;
    margin-bottom: 12px;
  }
  .internal-races ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px 16px;
  }
  .internal-races a {
    color: var(--accent);
    text-decoration: none;
    font-size: 14px;
  }
  .internal-races a:hover {
    text-decoration: underline;
  }

  /* London ballot countdown (race guide) */
  .race-countdown {
    margin: 24px 0 28px;
    padding: 22px 20px 20px;
    border-radius: var(--radius);
    background: linear-gradient(
      145deg,
      rgba(79, 70, 229, 0.11) 0%,
      rgba(79, 70, 229, 0.04) 50%,
      rgba(251, 113, 133, 0.06) 100%
    );
    border: 1px solid rgba(79, 70, 229, 0.22);
    box-shadow:
      0 1px 0 rgba(255, 255, 255, 0.65) inset,
      0 8px 24px rgba(79, 70, 229, 0.08);
  }
  .race-countdown.race-countdown--hero {
    margin: 8px 0 20px;
  }
  .race-countdown-heading {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--london-color);
    margin: 0 0 16px;
    letter-spacing: 0.02em;
  }
  .race-countdown-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin-bottom: 14px;
  }
  @media (max-width: 520px) {
    .race-countdown-grid {
      grid-template-columns: repeat(2, 1fr);
    }
  }
  .race-countdown-unit {
    text-align: center;
    padding: 12px 8px 10px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
  }
  .race-countdown-value {
    display: block;
    font-family: 'Space Mono', monospace;
    font-size: clamp(22px, 5vw, 28px);
    font-weight: 700;
    color: var(--text);
    line-height: 1.1;
    letter-spacing: -0.03em;
    font-variant-numeric: tabular-nums;
  }
  .race-countdown-cap {
    display: block;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--text-muted);
    margin-top: 6px;
  }
  .race-countdown-footnote {
    font-size: 12px;
    color: var(--text-muted);
    margin: 0;
    line-height: 1.5;
  }
  .race-countdown-footnote time {
    color: var(--text-dim);
  }
  .race-countdown--past .race-countdown-footnote {
    display: none;
  }
  .race-countdown-ended {
    margin-top: 4px;
  }
  .race-countdown-ended-msg {
    font-size: 14px;
    color: var(--text-dim);
    margin: 0;
    line-height: 1.55;
  }
  .race-countdown-ended-msg a {
    color: var(--london-color);
    font-weight: 600;
    text-decoration: none;
  }
  .race-countdown-ended-msg a:hover {
    text-decoration: underline;
  }