/* kv2-chat — minimal dark-mode SPA styling. iter-118 v0.1.0 */

:root {
  --bg: #0b0d10;
  --bg-2: #14171c;
  --bg-3: #1c2026;
  --border: #2a2f37;
  --fg: #e6e8ec;
  --fg-dim: #8a92a1;
  --accent: #6aa5ff;
  --accent-2: #4477cc;
  --danger: #ff6b6b;
  --radius: 8px;
  --pad: 12px;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; background: var(--bg); color: var(--fg); height: 100%; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }

.topbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 18px; background: var(--bg-2); border-bottom: 1px solid var(--border);
  height: 48px;
}
.brand { font-weight: 700; font-size: 16px; color: var(--fg); }
.who { color: var(--fg-dim); font-size: 13px; }

main#app {
  padding: 18px; max-width: 1100px; margin: 0 auto;
  height: calc(100% - 48px);
  display: flex; flex-direction: column;
}
.loading { color: var(--fg-dim); }

.btn {
  background: var(--accent); color: #fff; border: 0; padding: 8px 14px;
  border-radius: var(--radius); font-size: 14px; cursor: pointer;
}
.btn:hover { background: var(--accent-2); }
.btn.secondary { background: var(--bg-3); color: var(--fg); border: 1px solid var(--border); }
.btn.danger { background: var(--danger); }

input, textarea, select {
  background: var(--bg-3); color: var(--fg); border: 1px solid var(--border);
  padding: 8px 10px; border-radius: var(--radius); font-size: 14px; width: 100%;
}
input:focus, textarea:focus { outline: 2px solid var(--accent); outline-offset: -1px; }

.form-row { display: flex; gap: 8px; margin-bottom: 12px; align-items: center; }
.form-row label { flex-shrink: 0; min-width: 120px; color: var(--fg-dim); font-size: 13px; }

.muted { color: var(--fg-dim); font-size: 13px; }

/* Lobby */
.lobby h1 { margin-top: 0; }
.lobby .signin { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px; margin-bottom: 18px; }
.lobby .rooms-list { list-style: none; padding: 0; }
.lobby .rooms-list li {
  background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 12px 14px; margin-bottom: 8px; display: flex; justify-content: space-between; align-items: center;
}
.lobby .rooms-list li a { font-weight: 600; }
.lobby .rooms-list li .slug { color: var(--fg-dim); font-size: 12px; }

/* Room view */
.room {
  display: grid; grid-template-columns: 220px 1fr; gap: 14px;
  height: 100%; min-height: 0;
}
.room .sidebar { background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius); padding: 12px; overflow-y: auto; }
.room .sidebar h3 { margin: 0 0 10px; font-size: 13px; color: var(--fg-dim); text-transform: uppercase; letter-spacing: 0.5px; }
.room .sidebar .who-list { list-style: none; padding: 0; margin: 0; }
.room .sidebar .who-list li { padding: 4px 0; font-size: 13px; }
.room .sidebar .who-list .kind { color: var(--fg-dim); font-size: 11px; margin-left: 6px; }
.room .sidebar .actions { margin-top: 14px; display: flex; flex-direction: column; gap: 6px; }

.room .main {
  display: flex; flex-direction: column; min-height: 0;
  background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius);
}
.room .header { padding: 10px 14px; border-bottom: 1px solid var(--border); font-weight: 600; }
.room .messages { flex: 1; overflow-y: auto; padding: 10px 14px; }
.room .messages .msg { margin-bottom: 10px; }
.room .messages .msg .meta { color: var(--fg-dim); font-size: 12px; }
.room .messages .msg .body { white-space: pre-wrap; word-wrap: break-word; }
.room .input-row { display: flex; padding: 10px 14px; border-top: 1px solid var(--border); gap: 8px; }
.room .input-row textarea { resize: none; min-height: 36px; max-height: 120px; }

/* Modal */
.modal-backdrop {
  position: fixed; inset: 0; background: rgba(0,0,0,0.6);
  display: flex; align-items: center; justify-content: center; z-index: 100;
}
.modal {
  background: var(--bg-2); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 22px; min-width: 360px; max-width: 480px;
}
.modal h2 { margin: 0 0 14px; }
.modal .actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 16px; }

.token-display { background: var(--bg-3); padding: 8px 10px; border-radius: 6px; font-family: monospace; font-size: 12px; word-break: break-all; }

/* Mobile */
@media (max-width: 720px) {
  .room { grid-template-columns: 1fr; }
  .room .sidebar { max-height: 140px; }
}