@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@500;600;700&family=Inter:wght@400;500;600;700&display=swap');

:root {
  --accent: #FF5B2E;
  --accent-2: #6C4CFF;
  --grad: linear-gradient(120deg, #6C4CFF 0%, #9B4CFF 45%, #FF5B2E 100%);
  --bg: #F7F6FC;
  --bg-alt: #EEEBF8;
  --surface: #FFFFFF;
  --surface-2: #F3F1FA;
  --border: rgba(22,20,42,0.12);
  --border-strong: rgba(22,20,42,0.26);
  --text: #16142A;
  --text-dim: #4C4866;
  --text-faint: #6E6A87;
  --danger: #D42F4A;
  --ok: #0E9E71;
  --warn: #B7791F;
  --shadow: 0 18px 50px -18px rgba(22,20,42,0.25);
  --radius: 14px;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #14131F; --bg-alt: #1B1929; --surface: #211E34; --surface-2: #2A2640;
    --border: rgba(255,255,255,0.10); --border-strong: rgba(255,255,255,0.26);
    --text: #F5F4FA; --text-dim: #C3C0D6; --text-faint: #918DA8;
    --danger: #FF6B81; --ok: #3DD6A3; --warn: #F5B955;
    --shadow: 0 18px 50px -18px rgba(0,0,0,0.6);
    color-scheme: dark;
  }
}

* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg); color: var(--text);
  font: 15px/1.5 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3, .brand { font-family: 'Space Grotesk', 'Inter', sans-serif; letter-spacing: -0.01em; }
a { color: var(--accent-2); }
button, input, select, textarea { font: inherit; color: inherit; }
[hidden] { display: none !important; }

/* ---------- top bar */
.topbar {
  position: sticky; top: 0; z-index: 20; display: flex; align-items: center; gap: 16px;
  padding: 12px 24px; background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(12px); border-bottom: 1px solid var(--border);
}
.brand { display: flex; align-items: center; gap: 10px; font-weight: 700; font-size: 18px; color: var(--text); text-decoration: none; }
.brand .logo { width: 30px; height: 30px; border-radius: 9px; background: var(--grad); display: grid; place-items: center; }
.brand .logo::after { content: ''; width: 10px; height: 10px; border-radius: 50%; background: #fff; }
.brand small { font-weight: 500; color: var(--text-faint); font-size: 13px; }
.topbar nav { display: flex; gap: 4px; margin-left: 12px; }
.topbar nav a { padding: 7px 12px; border-radius: 9px; color: var(--text-dim); text-decoration: none; font-weight: 500; }
.topbar nav a.active, .topbar nav a:hover { background: var(--surface-2); color: var(--text); }
.spacer { flex: 1; }

/* ---------- buttons & fields */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 9px 16px; border-radius: 10px; border: 1px solid var(--border-strong);
  background: var(--surface); color: var(--text); font-weight: 600; cursor: pointer;
  text-decoration: none; white-space: nowrap; transition: transform .08s, background .15s, border-color .15s;
}
.btn:hover { border-color: var(--text-faint); }
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: .5; cursor: not-allowed; }
.btn.primary { background: var(--grad); color: #fff; border: 0; }
.btn.primary:hover { filter: brightness(1.08); }
.btn.danger { color: var(--danger); }
.btn.ghost { border-color: transparent; background: transparent; }
.btn.ghost:hover { background: var(--surface-2); }
.btn.sm { padding: 6px 10px; font-size: 13px; border-radius: 8px; }
.btn.rec { background: var(--accent); color: #fff; border: 0; }
.btn svg { width: 16px; height: 16px; }

label.field { display: grid; gap: 6px; font-weight: 500; color: var(--text-dim); font-size: 13px; }
input[type=text], input[type=email], input[type=password], select, textarea {
  width: 100%; padding: 10px 12px; border-radius: 10px; border: 1px solid var(--border-strong);
  background: var(--surface); color: var(--text); outline: none;
}
input:focus, select:focus, textarea:focus { border-color: var(--accent-2); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-2) 25%, transparent); }
textarea { resize: vertical; min-height: 80px; }

.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); }
.muted { color: var(--text-faint); }
.pill { display: inline-flex; align-items: center; gap: 5px; padding: 2px 8px; border-radius: 999px; font-size: 12px; font-weight: 600; background: var(--surface-2); color: var(--text-dim); }
.pill.ok { color: var(--ok); } .pill.warn { color: var(--warn); } .pill.bad { color: var(--danger); }

main { max-width: 1240px; margin: 0 auto; padding: 28px 24px 80px; }

/* ---------- library */
.lib-head { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 20px; }
.lib-head h1 { margin: 0; font-size: 28px; }
.lib-head .search { max-width: 280px; }
.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 18px; }
.tile { overflow: hidden; display: flex; flex-direction: column; transition: box-shadow .15s, transform .15s; }
.tile:hover { box-shadow: var(--shadow); transform: translateY(-2px); }
.thumb { position: relative; aspect-ratio: 16/9; background: var(--bg-alt); display: block; overflow: hidden; }
.thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.thumb .dur { position: absolute; right: 8px; bottom: 8px; background: rgba(0,0,0,.72); color: #fff; font-size: 12px; font-weight: 600; padding: 2px 7px; border-radius: 6px; }
.thumb .state { position: absolute; inset: 0; display: grid; place-items: center; color: var(--text-dim); font-weight: 600; gap: 8px; text-align: center; padding: 12px; }
.tile .meta { padding: 12px 14px 14px; display: grid; gap: 6px; }
.tile .title { font-weight: 600; color: var(--text); text-decoration: none; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.tile .sub { display: flex; gap: 8px; align-items: center; font-size: 13px; color: var(--text-faint); flex-wrap: wrap; }
.tile .actions { display: flex; gap: 6px; margin-top: 4px; flex-wrap: wrap; }
.empty { text-align: center; padding: 70px 20px; }
.empty h2 { margin: 0 0 6px; }
.spinner { width: 22px; height: 22px; border-radius: 50%; border: 3px solid var(--border); border-top-color: var(--accent-2); animation: spin .8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

/* ---------- dialogs */
dialog { border: 1px solid var(--border); border-radius: 18px; background: var(--surface); color: var(--text); padding: 0; box-shadow: var(--shadow); width: min(560px, calc(100vw - 32px)); }
dialog::backdrop { background: rgba(10,8,20,.55); backdrop-filter: blur(3px); }
dialog .dlg-head { display: flex; align-items: center; justify-content: space-between; padding: 18px 22px 0; }
dialog .dlg-head h2 { margin: 0; font-size: 20px; }
dialog .dlg-body { padding: 18px 22px; display: grid; gap: 14px; }
dialog .dlg-foot { padding: 0 22px 20px; display: flex; gap: 10px; justify-content: flex-end; flex-wrap: wrap; }

/* ---------- recorder */
.rec-wrap { display: grid; grid-template-columns: minmax(0, 1fr) 320px; gap: 22px; align-items: start; }
.stage { position: relative; aspect-ratio: 16/9; background: #0c0b14; border-radius: 16px; overflow: hidden; display: grid; place-items: center; }
.stage canvas, .stage video { width: 100%; height: 100%; object-fit: contain; display: block; }
.stage .hint { position: absolute; color: #bdb8d6; text-align: center; padding: 20px; }
.stage .countdown { position: absolute; inset: 0; display: grid; place-items: center; font: 700 120px 'Space Grotesk'; color: #fff; background: rgba(0,0,0,.45); }
.rec-panel { padding: 18px; display: grid; gap: 14px; }
.modes { display: grid; grid-template-columns: repeat(3, 1fr); gap: 8px; }
.mode { border: 1px solid var(--border-strong); border-radius: 11px; padding: 10px 6px; background: var(--surface); cursor: pointer; display: grid; gap: 4px; justify-items: center; font-size: 12px; font-weight: 600; color: var(--text-dim); }
.mode svg { width: 22px; height: 22px; }
.mode.on { border-color: var(--accent-2); color: var(--text); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-2) 22%, transparent); }
.rec-bar { display: flex; align-items: center; gap: 10px; }
.rec-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--accent); animation: pulse 1.2s infinite; }
@keyframes pulse { 50% { opacity: .3; } }
.timer { font: 600 20px 'Space Grotesk'; font-variant-numeric: tabular-nums; }
.meter { height: 6px; background: var(--surface-2); border-radius: 99px; overflow: hidden; }
.meter i { display: block; height: 100%; width: 0; background: var(--ok); transition: width .08s; }
.progress { height: 8px; background: var(--surface-2); border-radius: 99px; overflow: hidden; }
.progress i { display: block; height: 100%; width: 0; background: var(--grad); transition: width .2s; }

/* ---------- drop zone */
.drop { border: 2px dashed var(--border-strong); border-radius: 14px; padding: 28px; text-align: center; color: var(--text-dim); cursor: pointer; }
.drop.over { border-color: var(--accent-2); background: color-mix(in srgb, var(--accent-2) 8%, transparent); }

/* ---------- settings */
.settings { display: grid; gap: 18px; max-width: 760px; }
.settings section { padding: 22px; display: grid; gap: 14px; }
.settings h2 { margin: 0; font-size: 19px; }
.opts { display: grid; gap: 10px; }
.opt { display: flex; gap: 12px; align-items: flex-start; padding: 12px 14px; border: 1px solid var(--border); border-radius: 12px; cursor: pointer; }
.opt:has(input:checked) { border-color: var(--accent-2); background: color-mix(in srgb, var(--accent-2) 7%, transparent); }
.opt input { margin-top: 4px; accent-color: var(--accent-2); }
.opt b { display: block; }
.opt span { color: var(--text-faint); font-size: 13px; }
.opt.disabled { opacity: .5; cursor: not-allowed; }

/* ---------- watch page */
.watch { max-width: 1100px; margin: 0 auto; padding: 24px 24px 80px; display: grid; gap: 20px; }
.player { background: #000; border-radius: 16px; overflow: hidden; aspect-ratio: 16/9; }
.player video { width: 100%; height: 100%; display: block; background: #000; }
.watch-head { display: flex; gap: 16px; align-items: flex-start; flex-wrap: wrap; }
.watch-head h1 { margin: 0 0 4px; font-size: 26px; flex: 1; min-width: 240px; }
.watch-cols { display: grid; grid-template-columns: minmax(0, 1fr) 360px; gap: 20px; align-items: start; }
.comments { padding: 18px; display: grid; gap: 14px; }
.comments h3 { margin: 0; }
.comment { display: grid; gap: 3px; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
.comment:last-child { border-bottom: 0; }
.comment .who { font-weight: 600; display: flex; gap: 8px; align-items: center; font-size: 14px; }
.comment .ts { font-size: 12px; color: var(--accent-2); cursor: pointer; font-weight: 600; background: none; border: 0; padding: 0; }
.comment p { margin: 0; white-space: pre-wrap; word-break: break-word; color: var(--text-dim); }
.desc { white-space: pre-wrap; color: var(--text-dim); margin: 0; }

.toast { position: fixed; left: 50%; bottom: 28px; transform: translateX(-50%); background: var(--text); color: var(--bg); padding: 10px 18px; border-radius: 12px; font-weight: 600; box-shadow: var(--shadow); z-index: 100; }

/* ---------- auth */
.auth { min-height: 100vh; display: grid; place-items: center; padding: 20px; background: radial-gradient(800px 400px at 20% 0%, color-mix(in srgb, var(--accent-2) 22%, transparent), transparent), radial-gradient(700px 400px at 100% 100%, color-mix(in srgb, var(--accent) 16%, transparent), transparent), var(--bg); }
.auth .card { width: min(400px, 100%); padding: 30px; display: grid; gap: 16px; box-shadow: var(--shadow); }
.auth h1 { margin: 0; font-size: 24px; }
.err { color: var(--danger); font-size: 14px; min-height: 1em; margin: 0; }

@media (max-width: 900px) {
  .rec-wrap, .watch-cols { grid-template-columns: 1fr; }
}
@media (max-width: 600px) {
  .topbar { padding: 10px 16px; gap: 8px; }
  .topbar nav { margin-left: 0; }
  .brand small { display: none; }
  main, .watch { padding-left: 16px; padding-right: 16px; }
  .lib-head .search { max-width: none; flex-basis: 100%; }
}