/* SeatCraft — dark-first, celebration-warm accents */
:root {
  --bg: #0f1117;
  --panel: #171a23;
  --panel-2: #1e2230;
  --line: #2a2f40;
  --text: #e8eaf2;
  --muted: #9aa1b5;
  --accent: #e8b04b;      /* candlelight gold */
  --accent-2: #7aa2f7;    /* agent blue */
  --danger: #f7768e;
  --ok: #9ece6a;
  --radius: 12px;
  --shadow: 0 4px 24px rgba(0,0,0,.35);
  font-size: 15px;
}
@media (prefers-color-scheme: light) {
  :root {
    --bg: #f5f3ee; --panel: #ffffff; --panel-2: #faf8f3; --line: #e3ded2;
    --text: #23252d; --muted: #6b7080; --shadow: 0 4px 18px rgba(40,35,20,.10);
  }
}

* { box-sizing: border-box; }
body {
  margin: 0; background: var(--bg); color: var(--text);
  font-family: "Segoe UI", system-ui, -apple-system, sans-serif;
  min-height: 100vh;
}

/* topbar */
.topbar {
  display: flex; align-items: center; gap: 20px; flex-wrap: wrap;
  padding: 14px 22px; border-bottom: 1px solid var(--line);
  background: var(--panel); position: sticky; top: 0; z-index: 20;
}
.brand { display: flex; align-items: center; gap: 12px; }
.brand-mark { font-size: 28px; color: var(--accent); }
.brand h1 { margin: 0; font-size: 19px; cursor: text; }
.tagline { margin: 0; font-size: 12px; color: var(--muted); }
.topbar-stats { display: flex; gap: 14px; font-size: 13px; color: var(--muted); margin-left: auto; }
.topbar-stats b { color: var(--text); }
.topbar-actions { display: flex; gap: 8px; }

.btn {
  background: var(--accent); color: #1d1608; border: 0; border-radius: 8px;
  padding: 8px 14px; font-weight: 600; font-size: 13px; cursor: pointer;
}
.btn:hover { filter: brightness(1.08); }
.btn-ghost { background: transparent; color: var(--muted); border: 1px solid var(--line); }
.btn-ghost:hover { color: var(--text); }

/* layout */
.layout {
  display: grid; grid-template-columns: 1fr 330px; gap: 18px;
  padding: 18px 22px; align-items: start;
}
@media (max-width: 980px) { .layout { grid-template-columns: 1fr; } }

/* board */
.board {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 16px;
}
.board-empty {
  grid-column: 1/-1; text-align: center; color: var(--muted);
  padding: 60px 20px; border: 2px dashed var(--line); border-radius: var(--radius);
}
.table-card {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px; box-shadow: var(--shadow); transition: border-color .15s;
}
.table-card.dragover { border-color: var(--accent); }
.table-card.overcap { border-color: var(--danger); }
.table-head { display: flex; align-items: baseline; gap: 8px; margin-bottom: 10px; }
.table-head h3 { margin: 0; font-size: 15px; cursor: text; }
.table-cap { font-size: 12px; color: var(--muted); margin-left: auto; }
.table-cap.full { color: var(--danger); }
.table-x { background: none; border: 0; color: var(--muted); cursor: pointer; font-size: 14px; }
.table-x:hover { color: var(--danger); }

.seat-list { display: flex; flex-direction: column; gap: 6px; min-height: 34px; }

.guest {
  display: flex; align-items: center; gap: 8px;
  background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px;
  padding: 6px 9px; font-size: 13px; cursor: grab; user-select: none;
}
.guest:active { cursor: grabbing; }
.guest.violating { border-color: var(--danger); }
.guest.locked { border-color: var(--accent); }
.guest .g-name { font-weight: 600; }
.guest .g-group { color: var(--muted); font-size: 11px; }
.guest .g-spacer { margin-left: auto; }
.lock-btn { background: none; border: 0; cursor: pointer; font-size: 13px; opacity: .45; padding: 0 2px; }
.lock-btn.on { opacity: 1; }
.guest-flash { animation: flash 1.2s ease-out; }
@keyframes flash { 0% { background: color-mix(in srgb, var(--accent-2) 45%, var(--panel-2)); } 100% { background: var(--panel-2); } }

/* side panels */
.side { display: flex; flex-direction: column; gap: 14px; }
.panel {
  background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 14px; box-shadow: var(--shadow);
}
.panel h2 { margin: 0 0 10px; font-size: 14px; display: flex; align-items: center; gap: 8px; }
.pill {
  background: var(--panel-2); border: 1px solid var(--line); border-radius: 99px;
  font-size: 11px; padding: 1px 8px; color: var(--muted);
}
.pill.warn { color: var(--danger); }
.bench { display: flex; flex-wrap: wrap; gap: 6px; min-height: 30px; }
.bench .guest { cursor: grab; }

.chips { display: flex; flex-direction: column; gap: 6px; }
.chip {
  display: flex; gap: 6px; align-items: center; font-size: 12px;
  background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px; padding: 5px 8px;
}
.chip .c-type { font-weight: 700; font-size: 10px; text-transform: uppercase; letter-spacing: .04em; }
.chip .c-type.together { color: var(--ok); }
.chip .c-type.apart { color: var(--danger); }
.chip .c-type.at_table { color: var(--accent-2); }
.chip .c-note { color: var(--muted); font-style: italic; }
.chip button { margin-left: auto; background: none; border: 0; color: var(--muted); cursor: pointer; }

.violations { margin: 0; padding: 0 0 0 18px; font-size: 12.5px; color: var(--danger); display: flex; flex-direction: column; gap: 5px; }
.violations .none { color: var(--ok); list-style: none; margin-left: -18px; }

/* agent feed */
.agent-panel h2 { color: var(--accent-2); }
.live-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--ok); display: inline-block; animation: pulse 2s infinite; }
@keyframes pulse { 50% { opacity: .35; } }
.agent-hint { font-size: 11.5px; color: var(--muted); margin: 0 0 8px; }
.agent-feed { display: flex; flex-direction: column; gap: 6px; max-height: 300px; overflow-y: auto; }
.feed-empty { font-size: 12px; color: var(--muted); }
.feed-item {
  border-left: 3px solid var(--accent-2); background: var(--panel-2);
  border-radius: 0 8px 8px 0; padding: 6px 9px; font-size: 12px;
}
.feed-item .f-tool { font-weight: 700; color: var(--accent-2); font-family: Consolas, monospace; }
.feed-item .f-args { color: var(--muted); font-family: Consolas, monospace; font-size: 11px; word-break: break-all; }
.feed-item .f-time { float: right; color: var(--muted); font-size: 10px; }

/* console */
.console summary { cursor: pointer; font-size: 13px; color: var(--muted); }
.console-body { display: flex; flex-direction: column; gap: 8px; margin-top: 10px; }
.console-body select, .console-body textarea {
  background: var(--panel-2); color: var(--text); border: 1px solid var(--line);
  border-radius: 8px; padding: 7px; font-family: Consolas, monospace; font-size: 12px;
}
.console-body pre {
  background: var(--panel-2); border: 1px solid var(--line); border-radius: 8px;
  padding: 8px; font-size: 11px; max-height: 220px; overflow: auto; margin: 0; white-space: pre-wrap;
}