@font-face {
  font-family: 'Orbitron';
  font-style: normal;
  font-weight: 400 900;
  font-display: block;
  src: url('/fonts/orbitron.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

@font-face {
  font-family: 'Share Tech Mono';
  font-style: normal;
  font-weight: 400;
  font-display: block;
  src: url('/fonts/share-tech-mono.woff2') format('woff2');
  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+0304, U+0308, U+0329, U+2000-206F, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
}

  :root {
    --bg:           #080c10;
    --bg2:          #0d1117;
    --bg3:          #111820;
    --border:       #254055;
    --accent:       #00d4ff;
    --accent2:      #00ff9d;
    --warn:         #ffb800;
    --hint:         #b06bff;
    --dim:          #486070;
    --text:         #daeef8;
    --text-dim:     #6a8fa0;
    --item-glow:    0 0 12px rgba(0,212,255,0.35);
    --hint-glow:    0 0 12px rgba(176,107,255,0.35);
    --accent-subtle: rgba(0,212,255,0.04);
    --accent-focus:  rgba(0,212,255,0.12);
    --hint-subtle:   rgba(176,107,255,0.08);
    --hint-hover:    rgba(176,107,255,0.10);
    --font-mono: 'Share Tech Mono', monospace;
    --font-head: 'Orbitron', sans-serif;
  }

:root[data-theme="matrix"] {
    --bg:           #000000;
    --bg2:          #030a03;
    --bg3:          #071007;
    --border:       #104a18;
    --accent:       #00ff41;
    --accent2:      #00cc33;
    --warn:         #aaff00;
    --hint:         #00ffcc;
    --dim:          #1f5028;
    --text:         #c8ffd4;
    --text-dim:     #4a9058;
    --item-glow:    0 0 12px rgba(0,255,65,0.35);
    --hint-glow:    0 0 12px rgba(0,255,204,0.35);
    --accent-subtle: rgba(0,255,65,0.04);
    --accent-focus:  rgba(0,255,65,0.12);
    --hint-subtle:   rgba(0,255,204,0.08);
    --hint-hover:    rgba(0,255,204,0.10);
  }

  :root[data-theme="synthwave"] {
    --bg:           #0d0416;
    --bg2:          #120820;
    --bg3:          #180d2a;
    --border:       #4a2080;
    --accent:       #ff2d78;
    --accent2:      #ffb700;
    --warn:         #ff7700;
    --hint:         #c837f2;
    --dim:          #5a28a0;
    --text:         #f0deff;
    --text-dim:     #a080d0;
    --item-glow:    0 0 12px rgba(255,45,120,0.40);
    --hint-glow:    0 0 12px rgba(200,55,242,0.40);
    --accent-subtle: rgba(255,45,120,0.05);
    --accent-focus:  rgba(255,45,120,0.15);
    --hint-subtle:   rgba(200,55,242,0.08);
    --hint-hover:    rgba(200,55,242,0.12);
  }


  *, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
  .hidden { display: none !important; }

  body {
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-mono);
    min-height: 100vh;
    overflow-x: hidden;
  }

  /* Scanline overlay */
  body::before {
    content: '';
    position: fixed;
    inset: 0;
    background: repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(0,0,0,0.08) 2px,
      rgba(0,0,0,0.08) 4px
    );
    pointer-events: none;
    z-index: 1000;
  }

  /* ── Header ── */
  header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 28px;
    border-bottom: 1px solid var(--border);
    background: var(--bg2);
    position: sticky;
    top: 0;
    z-index: 100;
  }

  .logo {
    font-family: var(--font-head);
    font-size: 1rem;
    font-weight: 900;
    letter-spacing: 0.18em;
    color: var(--accent);
    text-transform: uppercase;
    text-shadow: 0 0 20px rgba(0,212,255,0.5);
  }
  .logo span { color: var(--text-dim); font-weight: 400; }

  .status-pill {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 0.72rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-dim);
  }
  .status-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: var(--dim);
    transition: background 0.3s, box-shadow 0.3s;
  }
  .status-dot.live {
    background: var(--accent2);
    box-shadow: 0 0 8px var(--accent2);
    animation: pulse 2s infinite;
  }
  .status-dot.error { background: #ff4466; }
  @keyframes pulse {
    0%,100% { opacity: 1; } 50% { opacity: 0.4; }
  }

  /* ── Connect form ── */
  #connect-panel {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 61px);
    gap: 24px;
    padding: 40px 20px;
  }

  .connect-box {
    width: 100%;
    max-width: 480px;
    border: 1px solid var(--border);
    background: var(--bg2);
    padding: 36px;
    position: relative;
  }
  .connect-box::before {
    content: '';
    position: absolute;
    top: -1px; left: 20px;
    width: 60px; height: 2px;
    background: var(--accent);
  }

  .connect-title {
    font-family: var(--font-head);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: var(--accent);
    text-transform: uppercase;
    margin-bottom: 28px;
  }

  .field { margin-bottom: 16px; }
  .field label {
    display: block;
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    color: var(--text-dim);
    text-transform: uppercase;
    margin-bottom: 6px;
  }
  .field input {
    width: 100%;
    background: var(--bg3);
    border: 1px solid var(--border);
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 0.9rem;
    padding: 10px 14px;
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
  }
  .field input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 2px var(--accent-focus);
  }
  .field input::placeholder { color: var(--text-dim); }

  .field-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

  .btn {
    width: 100%;
    padding: 12px;
    background: transparent;
    border: 1px solid var(--accent);
    color: var(--accent);
    font-family: var(--font-head);
    font-size: 0.75rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.2s, color 0.2s, box-shadow 0.2s;
    margin-top: 8px;
  }
  .btn:hover {
    background: var(--accent);
    color: var(--bg);
    box-shadow: var(--item-glow);
  }
  .btn:disabled { opacity: 0.4; cursor: not-allowed; }

  .connect-error {
    font-size: 0.78rem;
    color: #ff4466;
    margin-top: 12px;
  }

  /* ── Main layout ── */
  #main { display: block; }

  .layout {
    display: grid;
    grid-template-columns: 260px 1fr;
    height: calc(100vh - 61px);
  }

  /* ── Sidebar ── */
  .sidebar {
    border-right: 1px solid var(--border);
    background: var(--bg2);
    display: flex;
    flex-direction: column;
    overflow: hidden;
  }

  .sidebar-section {
    padding: 16px 18px 12px;
    border-bottom: 1px solid var(--border);
  }
  .sidebar-label {
    font-size: 0.62rem;
    letter-spacing: 0.18em;
    color: var(--text-dim);
    text-transform: uppercase;
    margin-bottom: 12px;
  }

  /* Room info */
  .room-info { font-size: 0.78rem; }
  .room-info .server-name {
    color: var(--accent);
    font-size: 0.85rem;
    margin-bottom: 4px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .room-info .seed {
    color: var(--text-dim);
    font-size: 0.68rem;
    letter-spacing: 0.05em;
  }

  /* Stats bar */
  .stats-row {
    display: flex;
    gap: 0;
    border: 1px solid var(--border);
    margin-top: 14px;
  }
  .stat {
    flex: 1;
    padding: 8px 10px;
    text-align: center;
    border-right: 1px solid var(--border);
  }
  .stat:last-child { border-right: none; }
  .stat-val {
    font-family: var(--font-head);
    font-size: 1.1rem;
    color: var(--accent2);
    display: block;
  }
  .stat-lbl {
    font-size: 0.58rem;
    letter-spacing: 0.1em;
    color: var(--text-dim);
    text-transform: uppercase;
  }

  /* Players list */
  .players-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px 0;
  }
  .players-list::-webkit-scrollbar { width: 4px; }
  .players-list::-webkit-scrollbar-track { background: transparent; }
  .players-list::-webkit-scrollbar-thumb { background: var(--border); }

  .player-row {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 8px 18px;
    cursor: default;
    transition: background 0.15s;
  }
  .player-row:hover { background: var(--accent-subtle); }
  .player-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--dim);
    flex-shrink: 0;
    margin-top: 5px;
    transition: background 0.3s, box-shadow 0.3s;
  }
  .player-dot.online {
    background: var(--accent2);
    box-shadow: 0 0 6px var(--accent2);
  }
  .player-info { flex: 1; min-width: 0; }
  .player-name {
    font-size: 0.82rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .player-game {
    font-size: 0.6rem;
    color: var(--text-dim);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: 1px;
  }
  .player-completion {
    display: flex;
    align-items: center;
    gap: 6px;
    margin-top: 4px;
  }
  .player-progress {
    flex: 1;
    height: 2px;
    background: var(--border);
    overflow: hidden;
  }
  .player-progress-fill {
    height: 100%;
    background: var(--accent2);
    transition: width 0.4s ease;
  }
  .player-pct {
    font-size: 0.6rem;
    color: var(--text-dim);
    flex-shrink: 0;
    font-family: var(--font-head);
    letter-spacing: 0.03em;
  }

  /* ── Feed filter bar ── */
  .filter-bar {
    padding: 6px 12px;
    display: flex;
    align-items: center;
    gap: 5px;
    flex-wrap: wrap;
    border-bottom: 1px solid var(--border);
    background: var(--bg2);
    flex-shrink: 0;
  }
  .filter-bar-label {
    font-size: 0.58rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-dim);
    flex-shrink: 0;
    margin-right: 2px;
  }
  .filter-chip {
    font-size: 0.62rem;
    padding: 2px 7px;
    border: 1px solid var(--border);
    color: var(--text);
    background: transparent;
    cursor: pointer;
    font-family: var(--font-mono);
    letter-spacing: 0.03em;
    transition: all 0.15s;
    white-space: nowrap;
  }
  .filter-chip:hover { border-color: var(--accent); color: var(--accent); }
  .filter-chip.muted {
    color: var(--text-dim);
    border-color: var(--dim);
    opacity: 0.45;
    text-decoration: line-through;
  }

  /* ── Sidebar action buttons ── */
  .sidebar-actions {
    padding: 10px 18px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    border-top: 1px solid var(--border);
  }

  .action-btn {
    padding: 8px 12px;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--hint);
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: border-color 0.2s, color 0.2s, background 0.2s;
    text-align: center;
    width: 100%;
  }
  .action-btn:hover { border-color: var(--hint); background: var(--hint-subtle); }
  .action-btn.danger { color: #ff6688; }
  .action-btn.danger:hover { border-color: #ff6688; background: rgba(255,102,136,0.08); color: #ff6688; }

  .disconnect-btn {
    margin: 0 18px 12px;
    padding: 8px 12px;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-dim);
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: border-color 0.2s, color 0.2s;
    width: calc(100% - 36px);
    text-align: center;
  }
  .disconnect-btn:hover { border-color: #ff4466; color: #ff4466; }

  /* ── Notification toggle ── */
  .notif-toggle {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 7px;
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-dim);
    cursor: pointer;
    user-select: none;
    transition: color 0.15s;
    padding: 4px 0;
  }
  .notif-toggle:hover { color: var(--text); }
  .notif-toggle.active { color: var(--accent2); }
  .notif-toggle input[type="checkbox"] {
    appearance: none;
    width: 13px; height: 13px;
    border: 1px solid var(--border);
    background: var(--bg3);
    cursor: pointer;
    flex-shrink: 0;
    position: relative;
    transition: border-color 0.15s, background 0.15s;
  }
  .notif-toggle input[type="checkbox"]:checked {
    background: var(--accent2);
    border-color: var(--accent2);
  }
  .notif-toggle input[type="checkbox"]:checked::after {
    content: '';
    position: absolute;
    left: 3px; top: 1px;
    width: 5px; height: 8px;
    border: 2px solid var(--bg);
    border-top: none; border-left: none;
    transform: rotate(45deg);
  }
  .notif-toggle.denied { color: #ff4466; cursor: not-allowed; }

  /* ── Hint selector modal ── */
  .hint-modal-box {
    background: var(--bg2);
    border: 1px solid var(--border);
    width: min(560px, 95vw);
    max-height: 72vh;
    display: flex;
    flex-direction: column;
    position: relative;
  }
  .hint-modal-box::before {
    content: '';
    position: absolute;
    top: -1px; left: 20px;
    width: 60px; height: 2px;
    background: var(--hint);
  }

  .hint-modal-header {
    padding: 20px 24px 16px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
  }

  .hint-modal-title {
    font-family: var(--font-head);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: var(--hint);
    text-transform: uppercase;
    margin-bottom: 14px;
  }

  .hint-mode-toggle {
    display: flex;
    margin-bottom: 12px;
  }
  .hint-mode-btn {
    flex: 1;
    padding: 6px 12px;
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-dim);
    cursor: pointer;
    border: 1px solid var(--border);
    background: transparent;
    font-family: var(--font-mono);
    transition: all 0.15s;
  }
  .hint-mode-btn:first-child { border-right: none; }
  .hint-mode-btn.active {
    color: var(--hint);
    background: var(--hint-subtle);
    border-color: var(--hint);
  }

  .hint-search {
    width: 100%;
    background: var(--bg3);
    border: 1px solid var(--border);
    color: var(--text);
    font-family: var(--font-mono);
    font-size: 0.88rem;
    padding: 9px 12px;
    outline: none;
    transition: border-color 0.2s;
  }
  .hint-search:focus { border-color: var(--hint); }
  .hint-search::placeholder { color: var(--text-dim); }

  .hint-results {
    overflow-y: auto;
    flex: 1;
    min-height: 0;
  }
  .hint-results::-webkit-scrollbar { width: 4px; }
  .hint-results::-webkit-scrollbar-track { background: transparent; }
  .hint-results::-webkit-scrollbar-thumb { background: var(--border); }

  .hint-result-item {
    padding: 9px 24px;
    font-size: 0.82rem;
    color: var(--text);
    cursor: pointer;
    border-bottom: 1px solid var(--border);
    transition: background 0.1s, color 0.1s;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .hint-result-item:hover {
    background: var(--hint-hover);
    color: var(--hint);
  }

  .hint-modal-footer {
    padding: 8px 24px;
    border-top: 1px solid var(--border);
    font-size: 0.65rem;
    color: var(--text-dim);
    letter-spacing: 0.05em;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-shrink: 0;
  }

  /* ── Confirmation modal ── */
  .modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 500;
  }

  .modal-box {
    background: var(--bg2);
    border: 1px solid var(--border);
    padding: 32px;
    max-width: 400px;
    width: 90%;
    position: relative;
  }
  .modal-box::before {
    content: '';
    position: absolute;
    top: -1px; left: 20px;
    width: 60px; height: 2px;
    background: #ff4466;
  }

  .modal-title {
    font-family: var(--font-head);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: #ff4466;
    text-transform: uppercase;
    margin-bottom: 16px;
  }

  .modal-body {
    font-size: 0.82rem;
    color: var(--text);
    line-height: 1.6;
    margin-bottom: 24px;
  }

  .modal-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
  }

  .modal-cancel {
    padding: 9px 20px;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-dim);
    font-family: var(--font-mono);
    font-size: 0.68rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: border-color 0.2s, color 0.2s;
  }
  .modal-cancel:hover { border-color: var(--text-dim); color: var(--text); }

  .modal-confirm {
    padding: 9px 20px;
    background: transparent;
    border: 1px solid #ff4466;
    color: #ff4466;
    font-family: var(--font-head);
    font-size: 0.68rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.2s, color 0.2s;
  }
  .modal-confirm:hover { background: #ff4466; color: var(--bg); }

  /* ── Top bar ── */
  .topbar {
    padding: 12px 20px;
    border-bottom: 1px solid var(--border);
    background: var(--bg);
    display: flex;
    align-items: center;
    gap: 8px;
  }

  .tab {
    padding: 6px 16px;
    font-size: 0.68rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-dim);
    cursor: pointer;
    border: 1px solid transparent;
    background: transparent;
    font-family: var(--font-mono);
    transition: all 0.15s;
  }
  .tab.active {
    color: var(--accent);
    border-color: var(--border);
    background: var(--bg2);
  }
  .tab:hover:not(.active) { color: var(--text); }

  .tab-badge {
    display: inline-block;
    background: var(--accent);
    color: var(--bg);
    font-size: 0.6rem;
    padding: 1px 5px;
    margin-left: 6px;
    border-radius: 2px;
    font-family: var(--font-head);
    font-weight: 700;
    vertical-align: middle;
    min-width: 18px;
    text-align: center;
  }
  .tab-badge.hint { background: var(--hint); }

  /* ── Feed ── */
  .feed-panel {
    overflow-y: auto;
    padding: 16px 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
    flex: 1;
    min-height: 0;
  }
  .feed-panel::-webkit-scrollbar { width: 4px; }
  .feed-panel::-webkit-scrollbar-track { background: transparent; }
  .feed-panel::-webkit-scrollbar-thumb { background: var(--border); }

  /* hide inactive tab content */
  .tab-content { display: none; }
  .tab-content.active { display: flex; flex-direction: column; overflow: hidden; flex: 1; min-height: 0; }

  .content-area {
    overflow: hidden;
    display: flex;
    flex-direction: column;
    min-height: 0;
  }

  /* ── Event cards ── */
  .event-card {
    display: grid;
    grid-template-columns: 52px 1fr;
    border: 1px solid var(--border);
    background: var(--bg2);
    animation: slideIn 0.25s ease;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
  }
  @keyframes slideIn {
    from { opacity: 0; transform: translateX(-8px); }
    to   { opacity: 1; transform: translateX(0); }
  }
  .event-card.item { border-left: 2px solid var(--accent); }
  .event-card.item.history-item { opacity: 0.65; }
  .event-card.hint { border-left: 2px solid var(--hint); }
  .event-card.hint.found { border-left: 2px solid var(--dim); opacity: 0.7; }

  .event-type-col {
    display: flex;
    align-items: center;
    justify-content: center;
    border-right: 1px solid var(--border);
    padding: 12px 0;
  }
  .event-icon {
    font-size: 1.1rem;
    filter: drop-shadow(0 0 6px var(--accent));
  }
  .event-card.hint .event-icon { filter: drop-shadow(0 0 6px var(--hint)); }
  .event-card.hint.found .event-icon { filter: none; opacity: 0.5; }

  .event-body { padding: 10px 14px; }
  .event-item-name {
    font-size: 0.9rem;
    color: var(--accent);
    margin-bottom: 3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .event-card.hint .event-item-name { color: var(--hint); }
  .event-card.hint.found .event-item-name { color: var(--text-dim); }

  .event-meta {
    font-size: 0.72rem;
    color: var(--text-dim);
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
  }
  .event-meta .player { color: var(--text); }
  .event-meta .arrow { color: var(--dim); }
  .event-location {
    font-size: 0.7rem;
    color: var(--text-dim);
    margin-top: 3px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
  }
  .event-time {
    position: absolute;
    top: 6px; right: 10px;
    font-size: 0.6rem;
    color: var(--text-dim);
    letter-spacing: 0.05em;
  }

  /* ── Hints panel ── */
  .hint-card {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 8px;
    align-items: center;
    border: 1px solid var(--border);
    border-left: 2px solid var(--hint);
    background: var(--bg2);
    padding: 10px 14px;
    animation: slideIn 0.25s ease;
    flex-shrink: 0;
  }
  .hint-card.found {
    border-left-color: var(--dim);
    opacity: 0.55;
  }
  .hint-item { font-size: 0.88rem; color: var(--hint); }
  .hint-card.found .hint-item { color: var(--text-dim); }
  .hint-detail { font-size: 0.7rem; color: var(--text-dim); margin-top: 2px; }
  .hint-detail .hl { color: var(--text); }
  .hint-badge {
    font-size: 0.6rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 3px 8px;
    border: 1px solid var(--hint);
    color: var(--hint);
    white-space: nowrap;
  }
  .hint-badge.found-badge { border-color: var(--dim); color: var(--dim); }

  /* ── Empty state ── */
  .empty {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: var(--text-dim);
    font-size: 0.78rem;
    letter-spacing: 0.08em;
    gap: 8px;
    padding: 40px;
    text-align: center;
  }
  .empty-icon { font-size: 2rem; opacity: 0.3; }

  /* ── Connection overlay glitch ── */
  .glitch-line {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: var(--accent);
    box-shadow: 0 0 12px var(--accent);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.6s ease;
    z-index: 999;
  }
  .glitch-line.active { transform: scaleX(1); }

  /* ── Sidebar command error ── */
  .sidebar-cmd-error {
    font-size: 0.68rem;
    color: #ff6688;
    padding: 4px 2px;
    letter-spacing: 0.04em;
    text-align: center;
  }

  /* ── Theme picker ── */
  .theme-picker {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 12px 18px 10px;
    border-bottom: 1px solid var(--border);
  }
  .theme-picker-label {
    font-size: 0.6rem;
    letter-spacing: 0.18em;
    color: var(--text-dim);
    text-transform: uppercase;
    margin-right: 4px;
  }
  .theme-dot {
    width: 15px; height: 15px;
    border-radius: 50%;
    border: 2px solid transparent;
    cursor: pointer;
    padding: 0;
    flex-shrink: 0;
    transition: transform 0.15s, border-color 0.15s, box-shadow 0.15s;
  }
  .theme-dot:hover { transform: scale(1.25); }
  .theme-dot.active {
    border-color: var(--text);
    transform: scale(1.1);
  }

  /* ── DB management button ── */
  .db-btn {
    background: transparent;
    border: none;
    color: var(--text-dim);
    font-size: 1rem;
    cursor: pointer;
    padding: 0 0 0 14px;
    opacity: 0.35;
    line-height: 1;
    flex-shrink: 0;
    transition: opacity 0.2s, color 0.2s;
  }
  .db-btn:hover { opacity: 1; color: var(--accent); }

  /* ── DB management modal ── */
  .db-modal-box {
    background: var(--bg2);
    border: 1px solid var(--border);
    width: min(640px, 95vw);
    max-height: 75vh;
    display: flex;
    flex-direction: column;
    position: relative;
  }
  .db-modal-box::before {
    content: '';
    position: absolute;
    top: -1px; left: 20px;
    width: 60px; height: 2px;
    background: var(--accent);
  }
  .db-modal-header {
    padding: 20px 24px 14px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
  }
  .db-modal-title {
    font-family: var(--font-head);
    font-size: 0.75rem;
    letter-spacing: 0.2em;
    color: var(--accent);
    text-transform: uppercase;
  }
  .db-modal-body {
    overflow-y: auto;
    flex: 1;
    min-height: 0;
  }
  .db-modal-body::-webkit-scrollbar { width: 4px; }
  .db-modal-body::-webkit-scrollbar-track { background: transparent; }
  .db-modal-body::-webkit-scrollbar-thumb { background: var(--border); }
  .db-empty {
    padding: 40px;
    text-align: center;
    font-size: 0.78rem;
    color: var(--text-dim);
    letter-spacing: 0.08em;
  }
  .db-room-row {
    display: grid;
    grid-template-columns: 1fr 70px 60px 110px auto;
    align-items: center;
    gap: 8px;
    padding: 12px 24px;
    border-bottom: 1px solid var(--border);
    font-size: 0.78rem;
  }
  .db-room-row:last-child { border-bottom: none; }
  .db-room-name {
    color: var(--text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    font-family: var(--font-mono);
  }
  .db-room-stat {
    text-align: right;
    color: var(--text-dim);
    font-size: 0.72rem;
  }
  .db-room-stat span { color: var(--text); font-family: var(--font-head); }
  .db-room-date {
    font-size: 0.68rem;
    color: var(--text-dim);
    text-align: right;
  }
  .db-room-actions { display: flex; gap: 6px; justify-content: flex-end; }
  .db-delete-btn {
    padding: 4px 10px;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-dim);
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s;
    white-space: nowrap;
  }
  .db-delete-btn:hover { border-color: #ff4466; color: #ff4466; }
  .db-confirm-btn {
    padding: 4px 10px;
    background: transparent;
    border: 1px solid #ff4466;
    color: #ff4466;
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.15s, color 0.15s;
    white-space: nowrap;
  }
  .db-confirm-btn:hover { background: #ff4466; color: var(--bg); }
  .db-cancel-btn {
    padding: 4px 10px;
    background: transparent;
    border: 1px solid var(--border);
    color: var(--text-dim);
    font-family: var(--font-mono);
    font-size: 0.62rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    cursor: pointer;
    transition: border-color 0.15s, color 0.15s;
    white-space: nowrap;
  }
  .db-cancel-btn:hover { border-color: var(--text-dim); color: var(--text); }
  .db-modal-footer {
    padding: 10px 24px;
    border-top: 1px solid var(--border);
    font-size: 0.65rem;
    color: var(--text-dim);
    letter-spacing: 0.05em;
    flex-shrink: 0;
  }

  /* ── Mobile header button ── */
  .mobile-menu-btn {
    display: none;
    background: transparent;
    border: none;
    color: var(--accent);
    font-size: 1.3rem;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    margin-right: 10px;
    flex-shrink: 0;
  }

  /* ── Sidebar mobile header (close row) ── */
  .sidebar-mobile-header {
    display: none;
    align-items: center;
    justify-content: space-between;
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
    flex-shrink: 0;
  }
  .sidebar-close-btn {
    background: transparent;
    border: none;
    color: var(--text-dim);
    font-size: 1.1rem;
    cursor: pointer;
    padding: 0;
    line-height: 1;
    transition: color 0.15s;
  }
  .sidebar-close-btn:hover { color: var(--text); }

  /* ── Sidebar backdrop ── */
  .sidebar-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.65);
    z-index: 199;
  }

  /* ── Responsive ── */
  @media (max-width: 700px) {
    header { padding: 14px 16px; }

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

    .sidebar {
      position: fixed;
      top: 0; left: 0; bottom: 0;
      width: 280px;
      z-index: 200;
      transform: translateX(-100%);
      transition: transform 0.25s ease;
    }
    .sidebar.open {
      transform: translateX(0);
      box-shadow: 6px 0 32px rgba(0,0,0,0.8);
    }

    .sidebar-mobile-header { display: flex; }
    .sidebar-backdrop.visible { display: block; }
    .mobile-menu-btn { display: flex; }
  }