/* ── Reset & Variables ───────────────────────────────────────────────────── */
:root {
  --bg:        #0f1117;
  --bg2:       #1a1d27;
  --bg3:       #242736;
  --accent:    #4285f4;
  --accent2:   #34a853;
  --warn:      #ea4335;
  --gold:      #fbbc04;
  --text:      #e8eaed;
  --muted:     #9aa0a6;
  --border:    #2d3142;
  --radius:    10px;
  --shadow:    0 4px 24px rgba(0,0,0,.4);
  --font:      'Google Sans', 'Segoe UI', system-ui, sans-serif;
  --mono:      'Roboto Mono', 'Courier New', monospace;
  --trans:     .2s ease;
}
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { font-size: 15px; }
body {
  background: var(--bg); color: var(--text);
  font-family: var(--font); line-height: 1.6;
  min-height: 100vh; overflow-x: hidden;
}
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
/* ── Layout ───────────────────────────────────────────────────────────────── */
.app-wrapper { display: flex; flex-direction: column; min-height: 100vh; }
/* Header */
.app-header {
  background: var(--bg2); border-bottom: 1px solid var(--border);
  padding: .75rem 1.5rem; display: flex; align-items: center; gap: 1rem;
  position: sticky; top: 0; z-index: 100;
}
.app-header .logo { display: flex; align-items: center; gap: .6rem; font-size: 1.2rem; font-weight: 600; }
.app-header .logo svg { width: 28px; height: 28px; }
.app-header .spacer { flex: 1; }
.auth-badge {
  display: flex; align-items: center; gap: .5rem; font-size: .85rem;
  padding: .35rem .8rem; border-radius: 20px; cursor: pointer;
  border: 1px solid var(--border); transition: var(--trans);
}
.auth-badge.ok   { border-color: var(--accent2); color: var(--accent2); }
.auth-badge.fail { border-color: var(--warn);    color: var(--warn); }
.auth-badge:hover { opacity: .85; }
/* Tab nav */
.tab-nav {
  background: var(--bg2); border-bottom: 1px solid var(--border);
  display: flex; gap: 0; overflow-x: auto; padding: 0 1rem;
}
.tab-nav button {
  background: none; border: none; color: var(--muted);
  padding: .75rem 1.1rem; cursor: pointer; font: inherit; font-size: .92rem;
  border-bottom: 3px solid transparent; white-space: nowrap; transition: var(--trans);
}
.tab-nav button:hover  { color: var(--text); }
.tab-nav button.active { color: var(--accent); border-bottom-color: var(--accent); }
/* Main content */
.tab-content { display: none; padding: 1.5rem; max-width: 1400px; width: 100%; margin: 0 auto; }
.tab-content.active { display: block; }
/* ── Cards ────────────────────────────────────────────────────────────────── */
.card {
  background: var(--bg2); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 1.25rem 1.5rem;
  box-shadow: var(--shadow); margin-bottom: 1.25rem;
}
.card-title { font-size: 1rem; font-weight: 600; margin-bottom: 1rem; color: var(--text); }
.card-grid  { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1rem; }
/* ── Buttons ──────────────────────────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; gap: .45rem;
  padding: .5rem 1.1rem; border-radius: 6px; border: none;
  font: inherit; font-size: .88rem; cursor: pointer; transition: var(--trans);
  font-weight: 500;
}
.btn-primary  { background: var(--accent);  color: #fff; }
.btn-success  { background: var(--accent2); color: #fff; }
.btn-danger   { background: var(--warn);    color: #fff; }
.btn-warning  { background: var(--gold);    color: #111; }
.btn-ghost    { background: transparent; border: 1px solid var(--border); color: var(--text); }
.btn:hover    { opacity: .88; transform: translateY(-1px); }
.btn:disabled { opacity: .4; cursor: not-allowed; transform: none; }
.btn-sm       { padding: .3rem .7rem; font-size: .8rem; }
/* ── Form elements ────────────────────────────────────────────────────────── */
.form-group { margin-bottom: .9rem; }
.form-group label { display: block; font-size: .82rem; color: var(--muted); margin-bottom: .3rem; }
.form-control {
  width: 100%; background: var(--bg3); border: 1px solid var(--border);
  color: var(--text); padding: .5rem .8rem; border-radius: 6px;
  font: inherit; font-size: .9rem; transition: var(--trans);
}
.form-control:focus { outline: none; border-color: var(--accent); }
select.form-control { cursor: pointer; }
/* ── Status badges ────────────────────────────────────────────────────────── */
.badge {
  display: inline-block; padding: .2rem .55rem; border-radius: 12px;
  font-size: .75rem; font-weight: 600;
}
.badge-green  { background: rgba(52,168,83,.2);  color: var(--accent2); }
.badge-blue   { background: rgba(66,133,244,.2); color: var(--accent); }
.badge-red    { background: rgba(234,67,53,.2);  color: var(--warn); }
.badge-gray   { background: rgba(154,160,166,.15); color: var(--muted); }
/* ── Tables ───────────────────────────────────────────────────────────────── */
.table-wrap { overflow-x: auto; border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; font-size: .88rem; }
th, td { padding: .65rem 1rem; text-align: left; border-bottom: 1px solid var(--border); }
th { background: var(--bg3); color: var(--muted); font-weight: 600; font-size: .8rem; text-transform: uppercase; letter-spacing: .04em; }
tr:hover td { background: var(--bg3); }
/* ── Video / Canvas ───────────────────────────────────────────────────────── */
#meeting-container { position: relative; background: #000; border-radius: var(--radius); overflow: hidden; }
#remote-video { width: 100%; max-height: 480px; object-fit: cover; display: block; }
#snapshot-canvas { display: none; }
.meeting-controls {
  display: flex; flex-wrap: wrap; gap: .6rem;
  padding: .75rem; background: var(--bg2); border-top: 1px solid var(--border);
}
/* ── Snapshot gallery ─────────────────────────────────────────────────────── */
.snap-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: .75rem; }
.snap-item { position: relative; border-radius: 8px; overflow: hidden; background: var(--bg3); }
.snap-item img { width: 100%; height: 140px; object-fit: cover; display: block; }
.snap-item .snap-footer {
  padding: .4rem .6rem; font-size: .75rem; color: var(--muted);
  display: flex; justify-content: space-between; align-items: center;
}
/* ── Transcript viewer ────────────────────────────────────────────────────── */
.transcript-line { display: flex; gap: .75rem; padding: .4rem 0; border-bottom: 1px solid var(--border); font-size: .88rem; }
.transcript-line .speaker { min-width: 120px; font-weight: 600; color: var(--accent); }
.transcript-line .ts      { min-width: 80px; color: var(--muted); font-family: var(--mono); font-size: .78rem; }
/* ── Toast notifications ──────────────────────────────────────────────────── */
#toast-container { position: fixed; bottom: 1.5rem; right: 1.5rem; z-index: 9999; display: flex; flex-direction: column; gap: .5rem; }
.toast {
  background: var(--bg3); border: 1px solid var(--border); border-radius: 8px;
  padding: .65rem 1rem; min-width: 250px; max-width: 400px; font-size: .87rem;
  box-shadow: var(--shadow); animation: slideIn .25s ease;
}
.toast.success { border-left: 3px solid var(--accent2); }
.toast.error   { border-left: 3px solid var(--warn); }
.toast.info    { border-left: 3px solid var(--accent); }
@keyframes slideIn { from { opacity:0; transform: translateX(30px); } to { opacity:1; transform: none; } }
/* ── Loading spinner ──────────────────────────────────────────────────────── */
.spinner {
  display: inline-block; width: 18px; height: 18px; border-radius: 50%;
  border: 2px solid var(--border); border-top-color: var(--accent);
  animation: spin .7s linear infinite; vertical-align: middle;
}
@keyframes spin { to { transform: rotate(360deg); } }
/* ── Responsive ───────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
  .app-header { padding: .6rem 1rem; }
  .tab-content { padding: 1rem .75rem; }
  .card { padding: 1rem; }
}
/* ── Log panel ────────────────────────────────────────────────────────────── */
#log-panel {
  background: var(--bg3); border: 1px solid var(--border); border-radius: 8px;
  font-family: var(--mono); font-size: .78rem; color: var(--muted);
  height: 180px; overflow-y: auto; padding: .6rem .9rem; line-height: 1.7;
}
#log-panel .log-line { display: block; }
#log-panel .log-line.err { color: var(--warn); }
#log-panel .log-line.ok  { color: var(--accent2); }