/* ── Page header ──────────────────────────────────────────────── */
    .sd-header {
      padding: 2rem 0 1.5rem;
      border-bottom: 1px solid var(--border);
      margin-bottom: 1.75rem;
    }
    .sd-page-title {
      font-family: 'Bebas Neue', 'Bebas Neue Fallback', sans-serif;
      font-size: 2.2rem;
      letter-spacing: 0.06em;
      color: var(--text);
      line-height: 1;
      margin-bottom: 0.4rem;
    }
    .sd-page-title span { color: var(--accent); }
    .sd-page-intro {
      font-size: var(--text-label);
      color: var(--secondary);
      max-width: 580px;
      line-height: 1.6;
    }

    /* ── Controls ─────────────────────────────────────────────────── */
    .sd-controls {
      display: flex;
      align-items: flex-end;
      gap: 1.25rem;
      flex-wrap: wrap;
      margin-bottom: 1.75rem;
    }
    .sd-selector-group {
      display: flex;
      flex-direction: column;
      gap: 0.3rem;
    }
    .sd-selector-label {
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 600;
      font-size: 0.58rem;
      letter-spacing: 0.14em;
      text-transform: uppercase;
      color: var(--muted);
    }
    .sd-autocomplete-wrap {
      position: relative;
    }
    .sd-input {
      background: var(--surface);
      border: 1px solid var(--border);
      color: var(--text);
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 600;
      font-size: var(--text-label);
      padding: 0.48rem 0.75rem;
      border-radius: var(--r-sm);
      outline: none;
      width: 240px;
      transition: border-color 0.15s;
    }
    .sd-input:focus { border-color: var(--accent); }
    .sd-input.valid { border-color: #4CAF82; }
    .sd-input.invalid { border-color: #E05A4E; }

    .sd-dropdown {
      position: absolute;
      top: calc(100% + 3px);
      left: 0;
      width: 100%;
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--r-sm);
      max-height: 200px;
      overflow-y: auto;
      z-index: 100;
      box-shadow: 0 4px 12px rgba(0,0,0,0.08);
      display: none;
    }
    .sd-dropdown.open { display: block; }
    .sd-dropdown-item {
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 600;
      font-size: var(--text-label);
      padding: 0.45rem 0.75rem;
      cursor: pointer;
      color: var(--text);
      border-bottom: 1px solid var(--border);
    }
    .sd-dropdown-item:last-child { border-bottom: none; }
    .sd-dropdown-item:hover,
    .sd-dropdown-item.active { background: var(--surface2); color: var(--accent); }

    .sd-connector {
      font-family: 'Bebas Neue', 'Bebas Neue Fallback', sans-serif;
      font-size: 1.5rem;
      color: var(--muted);
      padding-bottom: 2px;
      align-self: flex-end;
    }

    .sd-btn {
      background: var(--accent);
      color: #fff;
      border: none;
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 700;
      font-size: var(--text-label);
      letter-spacing: 0.12em;
      text-transform: uppercase;
      padding: 0.5rem 1.25rem;
      border-radius: var(--r-sm);
      cursor: pointer;
      transition: opacity 0.15s;
      align-self: flex-end;
    }
    .sd-btn:hover { opacity: 0.88; }
    .sd-btn:disabled { opacity: 0.4; cursor: default; }

    /* ── Result area ──────────────────────────────────────────────── */
    #sdResult { min-height: 120px; }

    /* Chain display */
    .sd-chain-wrap {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--r-md);
      padding: 1.5rem 1.75rem 1.75rem;
    }
    .sd-chain-meta {
      display: flex;
      align-items: center;
      gap: 1rem;
      margin-bottom: 1.25rem;
    }
    .sd-chain-eyebrow {
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 600;
      font-size: 0.6rem;
      letter-spacing: 0.14em;
      text-transform: uppercase;
      color: var(--accent);
    }
    .sd-chain-hops {
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 600;
      font-size: 0.6rem;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--muted);
      margin-left: auto;
    }
    .sd-chain-hops strong { color: var(--text); }

    /* The visual chain */
    .sd-chain {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 0;
      row-gap: 0.75rem;
    }
    .sd-node {
      display: flex;
      flex-direction: column;
      align-items: center;
    }
    .sd-node-name {
      font-family: 'Bebas Neue', 'Bebas Neue Fallback', sans-serif;
      font-size: 1.15rem;
      letter-spacing: 0.05em;
      color: var(--text);
      white-space: nowrap;
    }
    .sd-node-name.endpoint { color: var(--accent); }
    .sd-node-tag {
      font-family: 'DM Mono', monospace;
      font-size: 0.55rem;
      color: var(--muted);
      margin-top: 1px;
      white-space: nowrap;
    }

    .sd-edge {
      display: flex;
      flex-direction: column;
      align-items: center;
      padding: 0 0.65rem;
    }
    .sd-edge-line {
      width: 40px;
      height: 2px;
      background: var(--border-strong);
      border-radius: 1px;
      position: relative;
    }
    .sd-edge-line::after {
      content: '▶';
      position: absolute;
      right: -6px;
      top: 50%;
      transform: translateY(-50%);
      font-size: 0.5rem;
      color: var(--border-strong);
    }
    .sd-edge-season {
      font-family: 'DM Mono', monospace;
      font-size: 0.52rem;
      color: var(--muted);
      margin-top: 3px;
      white-space: nowrap;
    }

    /* ── Node circle ─────────────────────────────────────────────── */
    .sd-node-circle {
      width: 56px;
      height: 56px;
      border-radius: 50%;
      border: 2px solid var(--border);
      background: var(--surface2);
      display: flex;
      align-items: center;
      justify-content: center;
      margin-bottom: 0.4rem;
      flex-shrink: 0;
    }
    .sd-node-circle.endpoint {
      border-color: var(--accent);
      background: var(--accent-dim);
    }
    .sd-node-initials {
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 700;
      font-size: 1.1rem;
      letter-spacing: 0.03em;
      color: var(--secondary);
      line-height: 1;
      pointer-events: none;
      user-select: none;
    }
    .sd-node-circle.endpoint .sd-node-initials {
      color: var(--accent);
    }

    /* ── Edge team-logo badge ────────────────────────────────────── */
    .sd-edge-badge {
      position: absolute;
      left: 50%;
      top: 50%;
      transform: translate(-50%, -50%);
      width: 22px;
      height: 22px;
      border-radius: 50%;
      background: var(--surface);
      border: 1px solid var(--border);
      display: flex;
      align-items: center;
      justify-content: center;
      overflow: hidden;
    }
    .sd-edge-badge-img {
      width: 18px;
      height: 18px;
      object-fit: contain;
    }
    .sd-edge-badge-abbr {
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 700;
      font-size: 0.35rem;
      letter-spacing: 0.04em;
      text-transform: uppercase;
      color: var(--muted);
    }

    /* ── Mobile: collapse circles to text-only chain ─────────────── */
    @media (max-width: 480px) {
      .sd-node-circle { display: none; }
      .sd-edge-badge  { display: none; }
    }

    /* Same-team badge (direct teammates) */
    .sd-direct-badge {
      display: inline-flex;
      align-items: center;
      gap: 0.4rem;
      background: var(--accent-dim);
      border: 1px solid var(--accent-border);
      border-radius: var(--r-sm);
      padding: 0.4rem 0.8rem;
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 600;
      font-size: var(--text-eyebrow);
      letter-spacing: 0.08em;
      color: var(--accent);
      margin-bottom: 1rem;
    }

    /* States: empty / not-found / loading */
    .sd-state {
      display: flex;
      flex-direction: column;
      align-items: center;
      justify-content: center;
      padding: 3rem 1rem;
      text-align: center;
    }
    .sd-state-icon {
      font-size: 2rem;
      margin-bottom: 0.75rem;
      opacity: 0.35;
    }
    .sd-state-title {
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 700;
      font-size: 1rem;
      letter-spacing: 0.06em;
      text-transform: uppercase;
      color: var(--secondary);
      margin-bottom: 0.3rem;
    }
    .sd-state-sub {
      font-size: var(--text-label);
      color: var(--muted);
      max-width: 360px;
      line-height: 1.6;
    }

    /* ── Also connected strip ─────────────────────────────────────── */
    .sd-also {
      margin-top: 1.25rem;
      padding-top: 1rem;
      border-top: 1px solid var(--border);
    }
    .sd-also-label {
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 600;
      font-size: 0.58rem;
      letter-spacing: 0.14em;
      text-transform: uppercase;
      color: var(--muted);
      margin-bottom: 0.6rem;
    }
    .sd-also-chips {
      display: flex;
      flex-wrap: wrap;
      gap: 0.5rem;
    }
    .sd-also-chip {
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 600;
      font-size: var(--text-eyebrow);
      padding: 0.28rem 0.65rem;
      background: var(--surface2);
      border: 1px solid var(--border);
      border-radius: var(--r-sm);
      color: var(--secondary);
      cursor: pointer;
      transition: border-color 0.12s, color 0.12s;
    }
    .sd-also-chip:hover { border-color: var(--accent); color: var(--accent); }

    /* ── Narrative block ─────────────────────────────────────────── */
    .sd-narrative {
      margin-top: 1rem;
      padding-top: 1rem;
      border-top: 1px solid var(--border);
    }
    .sd-narrative-verdict {
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 700;
      font-size: var(--text-label);
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--text);
      margin-bottom: 0.3rem;
    }
    .sd-narrative-story {
      font-size: var(--text-label);
      color: var(--secondary);
      line-height: 1.6;
    }
    .sd-narrative-story strong { color: var(--text); font-weight: 500; }

    /* ── Can you guess section ────────────────────────────────────── */
    .sd-puzzles {
      margin-top: 2.5rem;
      padding-top: 2rem;
      border-top: 1px solid var(--border);
    }
    .sd-puzzles-header {
      margin-bottom: 1.1rem;
    }
    .sd-puzzles-eyebrow {
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 600;
      font-size: 0.58rem;
      letter-spacing: 0.14em;
      text-transform: uppercase;
      color: var(--accent);
      margin-bottom: 0.25rem;
    }
    .sd-puzzles-title {
      font-family: 'Bebas Neue', 'Bebas Neue Fallback', sans-serif;
      font-size: 1.15rem;
      letter-spacing: 0.05em;
      color: var(--text);
      line-height: 1;
    }
    .sd-puzzles-sub {
      font-size: var(--text-label);
      color: var(--muted);
      margin-top: 0.3rem;
      line-height: 1.5;
    }
    .sd-puzzle-grid {
      display: grid;
      grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
      gap: 0.75rem;
    }
    .sd-puzzle-card {
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--r-md);
      padding: 1rem 1.1rem;
      cursor: pointer;
      transition: border-color 0.15s, background 0.15s;
      display: flex;
      flex-direction: column;
      gap: 0.5rem;
    }
    .sd-puzzle-card:hover { border-color: var(--accent); background: var(--surface2); }
    .sd-puzzle-card.revealed { border-color: var(--accent-border); }
    .sd-puzzle-players {
      display: flex;
      align-items: center;
      gap: 0.5rem;
    }
    .sd-puzzle-name {
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 700;
      font-size: var(--text-meta);
      letter-spacing: 0.04em;
      color: var(--text);
      flex: 1;
      line-height: 1.2;
    }
    .sd-puzzle-name.b { text-align: right; }
    .sd-puzzle-sep {
      font-family: 'Bebas Neue', 'Bebas Neue Fallback', sans-serif;
      font-size: 1.4rem;
      color: var(--muted);
      line-height: 1;
      flex-shrink: 0;
      transition: color 0.15s;
    }
    .sd-puzzle-card.revealed .sd-puzzle-sep { color: var(--accent); }
    .sd-puzzle-footer {
      display: flex;
      align-items: center;
      justify-content: space-between;
    }
    .sd-puzzle-cta {
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 600;
      font-size: 0.6rem;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--muted);
    }
    .sd-puzzle-card:hover .sd-puzzle-cta { color: var(--accent); }
    .sd-puzzle-hops {
      font-family: 'DM Mono', monospace;
      font-size: var(--text-tiny);
      color: var(--accent);
      display: none;
    }
    .sd-puzzle-card.revealed .sd-puzzle-hops { display: block; }
    .sd-puzzle-card.revealed .sd-puzzle-cta { display: none; }

    /* ── Stats strip ──────────────────────────────────────────────── */
    .sd-stats {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 0.6rem 1.25rem;
      padding: 1rem 1.25rem;
      background: var(--surface);
      border: 1px solid var(--border);
      border-radius: var(--r-md);
      margin-bottom: 1.75rem;
    }
    .sd-stat-group {
      display: flex;
      flex-direction: column;
      gap: 0.12rem;
    }
    .sd-stat-val {
      font-family: 'Bebas Neue', 'Bebas Neue Fallback', sans-serif;
      font-size: 1.05rem;
      letter-spacing: 0.04em;
      color: var(--text);
      line-height: 1;
    }
    .sd-stat-key {
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 600;
      font-size: 0.54rem;
      letter-spacing: 0.12em;
      text-transform: uppercase;
      color: var(--muted);
    }
    .sd-stat-divider {
      width: 1px;
      height: 28px;
      background: var(--border);
      flex-shrink: 0;
    }
    .sd-hub-callout {
      flex-basis: 100%;
      display: flex;
      align-items: baseline;
      gap: 0.65rem;
      flex-wrap: wrap;
      padding-top: 0.75rem;
      margin-top: 0.15rem;
      border-top: 1px solid var(--border);
    }
    .sd-hub-callout-label {
      font-family: 'Bebas Neue', 'Bebas Neue Fallback', sans-serif;
      font-size: var(--text-meta);
      letter-spacing: 0.08em;
      color: var(--accent);
      white-space: nowrap;
    }
    .sd-hub-callout-desc {
      font-size: var(--text-label);
      color: var(--muted);
      line-height: 1.5;
    }
    .sd-hub-callout-desc strong { color: var(--secondary); font-weight: 500; }
    .sd-stat-loading {
      font-family: 'Barlow Condensed', sans-serif;
      font-size: var(--text-eyebrow);
      color: var(--muted);
      letter-spacing: 0.08em;
      padding: 0.25rem 0;
    }

    /* ── Mode toggle ──────────────────────────────────────────────── */
    .sd-mode-toggle {
      display: flex;
      border: 1px solid var(--border);
      border-radius: var(--r-sm);
      overflow: hidden;
      align-self: flex-end;
    }
    .sd-mode-btn {
      background: var(--surface);
      border: none;
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 600;
      font-size: var(--text-eyebrow);
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--secondary);
      padding: 0.48rem 0.85rem;
      cursor: pointer;
      transition: background 0.12s, color 0.12s;
    }
    .sd-mode-btn + .sd-mode-btn { border-left: 1px solid var(--border); }
    .sd-mode-btn.active { background: var(--accent); color: #fff; }
    .sd-mode-btn:not(.active):hover { background: var(--surface2); color: var(--text); }

    /* ── Aux buttons (Random / Surprise Me) ───────────────────────── */
    .sd-aux-btns {
      display: flex;
      gap: 0.5rem;
      align-self: flex-end;
    }
    .sd-aux-btn {
      background: var(--surface2);
      border: 1px solid var(--border);
      color: var(--secondary);
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 600;
      font-size: var(--text-eyebrow);
      letter-spacing: 0.1em;
      text-transform: uppercase;
      padding: 0.48rem 0.85rem;
      border-radius: var(--r-sm);
      cursor: pointer;
      transition: border-color 0.12s, color 0.12s;
      white-space: nowrap;
    }
    .sd-aux-btn:hover { border-color: var(--accent); color: var(--accent); }
    .sd-aux-btn:disabled { opacity: 0.45; cursor: default; }

    /* ── Mode badge (in result) ───────────────────────────────────── */
    .sd-mode-badge {
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 600;
      font-size: 0.56rem;
      letter-spacing: 0.1em;
      text-transform: uppercase;
      color: var(--muted);
      background: var(--surface2);
      border: 1px solid var(--border);
      border-radius: var(--r-sm);
      padding: 0.15rem 0.5rem;
    }

    /* ── Share button ─────────────────────────────────────────────── */
    .sd-share-row {
      display: flex;
      justify-content: flex-end;
      margin-top: 0.75rem;
    }
    .sd-share-btn {
      display: inline-flex;
      align-items: center;
      gap: 0.35rem;
      background: none;
      border: 1px solid var(--border);
      color: var(--muted);
      font-family: 'Barlow Condensed', sans-serif;
      font-weight: 600;
      font-size: var(--text-tiny);
      letter-spacing: 0.1em;
      text-transform: uppercase;
      padding: 0.35rem 0.75rem;
      border-radius: var(--r-sm);
      cursor: pointer;
      transition: border-color 0.12s, color 0.12s;
    }
    .sd-share-btn:hover { border-color: var(--accent); color: var(--accent); }
    .sd-share-btn.copied { border-color: #4CAF82; color: #4CAF82; }

    /* ── Hub numbers (in result) ──────────────────────────────────── */
    .sd-hub-numbers {
      display: flex;
      gap: 1.5rem;
      flex-wrap: wrap;
      margin-top: 1rem;
      padding-top: 1rem;
      border-top: 1px solid var(--border);
    }
    .sd-hub-num-item {
      display: flex;
      flex-direction: column;
      gap: 0.12rem;
    }
    .sd-hub-num-val {
      font-family: 'Bebas Neue', 'Bebas Neue Fallback', sans-serif;
      font-size: 1rem;
      color: var(--accent);
      line-height: 1;
    }
    .sd-hub-num-key {
      font-family: 'DM Mono', monospace;
      font-size: 0.52rem;
      color: var(--muted);
    }

    /* ── Chain animation ──────────────────────────────────────────── */
    @keyframes sd-node-in {
      from { opacity: 0; transform: translateY(5px); }
      to   { opacity: 1; transform: translateY(0); }
    }
    @keyframes sd-edge-draw {
      from { transform: scaleX(0); }
      to   { transform: scaleX(1); }
    }
    .sd-node {
      opacity: 0;
      animation: sd-node-in 0.22s ease both;
    }
    .sd-edge {
      opacity: 0;
      animation: sd-node-in 0.18s ease both;
    }
    .sd-edge-line {
      transform-origin: left center;
      animation: sd-edge-draw 0.18s ease both;
    }