:root {
  --bg: #0e0e10;
  --bg-elev: rgba(24, 24, 27, 0.75);
  --bg-elev-2: #1f1f23;
  --bg-elev-3: #26262b;
  --border: #2a2a2d;
  --border-hover: #3d3d42;
  --text: #efeff1;
  --text-muted: #adadb8;
  --accent: #9147ff;
  --accent-hover: #a970ff;
  --accent-dim: #772ce8;
  --danger: #eb4034;
  --success: #00c176;
  --radius: 12px;
  --radius-sm: 8px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.3);
  --shadow: 0 4px 16px rgba(0,0,0,0.35);
  --shadow-accent: 0 4px 16px rgba(145,71,255,0.25);
  --transition: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html, body { height: 100%; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.5;
  font-size: 14px;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

body::before {
  content: '';
  position: fixed; inset: 0;
  background:
    radial-gradient(ellipse 800px 600px at 20% -10%, rgba(145,71,255,0.12), transparent 60%),
    radial-gradient(ellipse 600px 400px at 100% 100%, rgba(145,71,255,0.06), transparent 60%);
  pointer-events: none;
  z-index: -1;
}

a { color: var(--accent-hover); text-decoration: none; transition: color var(--transition); }
a:hover { color: #c9a3ff; }

.container { max-width: 1000px; margin: 0 auto; padding: 24px; }

header.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 14px 24px;
  background: rgba(24, 24, 27, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
  position: sticky; top: 0; z-index: 10;
}
header.topbar h1 {
  margin: 0; font-size: 16px; font-weight: 700;
  background: linear-gradient(90deg, #a970ff 0%, #772ce8 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  letter-spacing: -0.01em;
}

.card {
  background: var(--bg-elev);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px 22px;
  margin-bottom: 16px;
  box-shadow: var(--shadow-sm);
  transition: border-color var(--transition);
}
.card:hover { border-color: var(--border-hover); }
.card h2 { margin: 0 0 14px; font-size: 15px; font-weight: 600; letter-spacing: 0.01em; }
.card h3 { font-size: 13px; font-weight: 600; color: var(--text-muted); text-transform: uppercase; letter-spacing: 0.05em; margin: 18px 0 10px; }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-elev-3);
  color: var(--text);
  cursor: pointer; font-size: 13px; font-weight: 500;
  font-family: inherit;
  transition: all var(--transition);
  white-space: nowrap;
  user-select: none;
}
.btn:hover { background: #2f2f36; border-color: var(--border-hover); transform: translateY(-1px); }
.btn:active { transform: translateY(0); }

.btn.primary {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dim) 100%);
  border-color: transparent;
  color: #fff;
  box-shadow: var(--shadow-accent);
}
.btn.primary:hover {
  background: linear-gradient(135deg, var(--accent-hover) 0%, var(--accent) 100%);
  box-shadow: 0 6px 20px rgba(145,71,255,0.4);
}

.btn.danger {
  background: rgba(235,64,52,0.12);
  border-color: rgba(235,64,52,0.3);
  color: #ff8a7e;
}
.btn.danger:hover {
  background: rgba(235,64,52,0.22);
  border-color: var(--danger);
  color: #fff;
}

.btn.small { padding: 5px 12px; font-size: 12px; }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

input[type=text], input[type=password], input[type=number], select {
  width: 100%; padding: 9px 12px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: rgba(14, 14, 16, 0.6);
  color: var(--text); font-size: 14px;
  font-family: inherit;
  transition: all var(--transition);
}
input:focus, select:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(145,71,255,0.15);
}

select {
  width: auto;
  padding-right: 28px;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg width='10' height='6' viewBox='0 0 10 6' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M1 1l4 4 4-4' stroke='%23adadb8' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 10px center;
}

label { display: block; margin-bottom: 6px; font-size: 13px; color: var(--text-muted); font-weight: 500; }

.form-row { margin-bottom: 14px; }
.form-actions { display: flex; gap: 10px; align-items: center; flex-wrap: wrap; }

input[type=range] {
  -webkit-appearance: none; appearance: none;
  background: transparent;
  height: 20px;
  cursor: pointer;
  width: 100%;
}
input[type=range]::-webkit-slider-runnable-track {
  height: 4px;
  background: var(--border);
  border-radius: 2px;
}
input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px; height: 14px;
  background: linear-gradient(135deg, var(--accent-hover), var(--accent));
  border-radius: 50%;
  margin-top: -5px;
  cursor: grab;
  box-shadow: 0 0 0 0 rgba(145,71,255,0.4);
  transition: box-shadow var(--transition);
}
input[type=range]::-webkit-slider-thumb:hover {
  box-shadow: 0 0 0 6px rgba(145,71,255,0.18);
}
input[type=range]:active::-webkit-slider-thumb {
  cursor: grabbing;
  box-shadow: 0 0 0 8px rgba(145,71,255,0.25);
}
input[type=range]::-moz-range-track {
  height: 4px; background: var(--border); border-radius: 2px;
}
input[type=range]::-moz-range-thumb {
  width: 14px; height: 14px;
  background: var(--accent);
  border: none; border-radius: 50%;
  cursor: grab;
}

input[type=checkbox] {
  appearance: none;
  width: 18px; height: 18px;
  border-radius: 5px;
  border: 1.5px solid var(--border-hover);
  background: rgba(14,14,16,0.6);
  cursor: pointer;
  position: relative;
  transition: all var(--transition);
  vertical-align: middle;
}
input[type=checkbox]:checked {
  background: linear-gradient(135deg, var(--accent-hover), var(--accent));
  border-color: var(--accent);
}
input[type=checkbox]:checked::after {
  content: '';
  position: absolute;
  left: 5px; top: 1px;
  width: 5px; height: 10px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

table { width: 100%; border-collapse: collapse; }
th, td {
  text-align: left;
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 13px;
  vertical-align: middle;
}
th {
  color: var(--text-muted); font-weight: 500;
  font-size: 11px; text-transform: uppercase; letter-spacing: 0.06em;
  border-bottom: 1px solid var(--border);
}
tbody tr { transition: background var(--transition); }
tbody tr:hover { background: rgba(255,255,255,0.02); }

#queue-table td.col-pos { width: 44px; color: var(--text-muted); font-variant-numeric: tabular-nums; }
#queue-table td.col-dur { width: 80px; color: var(--text-muted); font-variant-numeric: tabular-nums; }
#queue-table td.col-actions { width: 100px; text-align: right; }
#queue-table .playing-dot { color: var(--success); }

tr.draggable-row { cursor: grab; }
tr.draggable-row.dragging { opacity: 0.4; }
tr.drag-over { box-shadow: inset 0 2px 0 var(--accent); }

.error {
  background: rgba(235,64,52,0.1);
  border: 1px solid rgba(235,64,52,0.3);
  color: #ffb3b3;
  padding: 12px 14px; border-radius: var(--radius-sm);
  margin-bottom: 16px; font-size: 13px;
}
.muted { color: var(--text-muted); font-size: 13px; }

.streamer-list {
  display: flex; flex-wrap: wrap; gap: 8px;
  align-items: center;
}
.streamer-chip {
  padding: 7px 14px; border-radius: 999px;
  background: var(--bg-elev-3);
  border: 1px solid var(--border);
  font-size: 13px; color: var(--text);
  transition: all var(--transition);
}
.streamer-chip:hover { border-color: var(--border-hover); text-decoration: none; }
.streamer-chip.active {
  background: linear-gradient(135deg, var(--accent) 0%, var(--accent-dim) 100%);
  border-color: transparent; color: #fff;
  box-shadow: var(--shadow-accent);
}

.copy-input { display: flex; gap: 6px; align-items: center; }
.copy-input input { font-family: 'JetBrains Mono', 'SF Mono', Menlo, monospace; font-size: 12px; }

.now-playing {
  padding: 14px 16px;
  background: linear-gradient(135deg, rgba(145,71,255,0.08), rgba(145,71,255,0.02));
  border: 1px solid rgba(145,71,255,0.15);
  border-radius: var(--radius-sm);
  margin-bottom: 12px;
}
.now-title { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.now-sub { font-size: 12px; color: var(--text-muted); }
.now-sub .login { color: var(--accent-hover); font-weight: 600; }

.empty-state {
  padding: 24px; text-align: center;
  color: var(--text-muted);
  border: 1px dashed var(--border);
  border-radius: var(--radius-sm);
}

.login-page {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  padding: 24px;
}
.login-card {
  width: 100%; max-width: 380px;
  background: var(--bg-elev);
  backdrop-filter: blur(20px);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  box-shadow: var(--shadow);
}
.login-card h1 {
  font-size: 22px; font-weight: 700;
  margin-bottom: 6px;
  background: linear-gradient(90deg, #a970ff 0%, #772ce8 100%);
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.login-card .subtitle { color: var(--text-muted); margin-bottom: 24px; font-size: 13px; }

/* ---------- success ---------- */

.success {
  background: rgba(0,193,118,0.1);
  border: 1px solid rgba(0,193,118,0.3);
  color: #7be0b3;
  padding: 12px 14px; border-radius: var(--radius-sm);
  margin-bottom: 16px; font-size: 13px;
}

/* ---------- light theme ---------- */

[data-theme="light"] {
  --bg: #f2f2f5;
  --bg-elev: rgba(255, 255, 255, 0.85);
  --bg-elev-2: #ffffff;
  --bg-elev-3: #ebebef;
  --border: #d6d6dd;
  --border-hover: #b8b8c2;
  --text: #14141a;
  --text-muted: #66666e;
  --accent: #772ce8;
  --accent-hover: #9147ff;
  --accent-dim: #5c1fbd;
  --danger: #d6382c;
  --success: #00894f;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
  --shadow: 0 4px 16px rgba(0,0,0,0.08);
  --shadow-accent: 0 4px 16px rgba(119,44,232,0.18);
}

[data-theme="light"] body::before {
  background:
    radial-gradient(ellipse 800px 600px at 20% -10%, rgba(119,44,232,0.08), transparent 60%),
    radial-gradient(ellipse 600px 400px at 100% 100%, rgba(119,44,232,0.04), transparent 60%);
}

[data-theme="light"] header.topbar {
  background: rgba(255, 255, 255, 0.85);
}

[data-theme="light"] .btn {
  background: var(--bg-elev-3);
  color: var(--text);
}
[data-theme="light"] .btn:hover { background: #dcdce2; }

[data-theme="light"] input[type=text],
[data-theme="light"] input[type=password],
[data-theme="light"] input[type=number],
[data-theme="light"] select {
  background: rgba(255,255,255,0.9);
}

[data-theme="light"] input[type=checkbox] {
  background: rgba(255,255,255,0.9);
}

[data-theme="light"] .error {
  background: rgba(214,56,44,0.08);
  border-color: rgba(214,56,44,0.25);
  color: #8a1f16;
}

[data-theme="light"] .success {
  background: rgba(0,137,79,0.08);
  border-color: rgba(0,137,79,0.25);
  color: #075c37;
}

/* logout as inline form */
.logout-form { display: inline; }
.link-btn {
  background: none; border: none; padding: 0; margin: 0;
  color: var(--accent-hover);
  font: inherit; cursor: pointer;
  transition: color var(--transition);
}
.link-btn:hover { color: #c9a3ff; }