:root {
  --bg: #0d0d1a;
  --surface: #16162a;
  --surface2: #1e1e35;
  --border: #2a2a45;
  --primary: #f0c040;
  --primary-dim: #c49a30;
  --text: #e8e8f0;
  --text-dim: #8888aa;
  --success: #40c070;
  --error: #e05050;
  --radius: 12px;
  --font: 'Inter', system-ui, sans-serif;
}

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

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  display: flex;
}

/* Sidebar */
.sidebar {
  width: 220px;
  min-height: 100vh;
  background: var(--surface);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 24px 0;
  position: fixed;
  top: 0; left: 0; bottom: 0;
}

.logo {
  padding: 0 20px 24px;
  border-bottom: 1px solid var(--border);
  margin-bottom: 16px;
}

.logo h1 { font-size: 16px; font-weight: 700; color: var(--primary); }
.logo p { font-size: 11px; color: var(--text-dim); margin-top: 2px; }

.nav-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 20px;
  font-size: 14px;
  color: var(--text-dim);
  cursor: pointer;
  border-left: 3px solid transparent;
  transition: all 0.15s;
}

.nav-item:hover { color: var(--text); background: var(--surface2); }
.nav-item.active { color: var(--primary); border-left-color: var(--primary); background: rgba(240,192,64,0.06); }
.nav-item .icon { width: 18px; text-align: center; font-size: 16px; }

/* Main */
.main {
  margin-left: 220px;
  flex: 1;
  padding: 32px;
  max-width: 1100px;
}

.page { display: none; }
.page.active { display: block; }

h2 { font-size: 22px; font-weight: 700; margin-bottom: 6px; }
.subtitle { color: var(--text-dim); font-size: 14px; margin-bottom: 28px; }

/* Cards */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 20px;
}

.card h3 { font-size: 15px; font-weight: 600; margin-bottom: 18px; color: var(--text); }

/* Grid */
.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.grid-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 16px; }

/* Form */
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.field label { font-size: 12px; font-weight: 600; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.5px; }

input, select, textarea {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 8px;
  color: var(--text);
  padding: 10px 14px;
  font-size: 14px;
  font-family: var(--font);
  outline: none;
  transition: border 0.15s;
  width: 100%;
}

input:focus, select:focus, textarea:focus { border-color: var(--primary); }
input[type="color"] { padding: 4px; height: 40px; cursor: pointer; }
input[type="range"] { padding: 0; height: 6px; accent-color: var(--primary); }
textarea { resize: vertical; min-height: 80px; }

.range-row { display: flex; align-items: center; gap: 12px; }
.range-row input[type="range"] { flex: 1; }
.range-val { font-size: 13px; font-weight: 600; color: var(--primary); min-width: 32px; text-align: right; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all 0.15s;
  font-family: var(--font);
}

.btn-primary { background: var(--primary); color: #0d0d1a; }
.btn-primary:hover { background: var(--primary-dim); }
.btn-secondary { background: var(--surface2); color: var(--text); border: 1px solid var(--border); }
.btn-secondary:hover { border-color: var(--primary); color: var(--primary); }
.btn-danger { background: transparent; color: var(--error); border: 1px solid var(--error); }
.btn-danger:hover { background: var(--error); color: #fff; }
.btn:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-sm { padding: 7px 14px; font-size: 12px; }

/* Stats */
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 28px; }
.stat { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.stat .val { font-size: 28px; font-weight: 700; color: var(--primary); }
.stat .lbl { font-size: 12px; color: var(--text-dim); margin-top: 4px; }

/* Table */
.table-wrap { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; font-size: 14px; }
th { text-align: left; padding: 10px 14px; font-size: 11px; font-weight: 600; color: var(--text-dim); text-transform: uppercase; letter-spacing: 0.5px; border-bottom: 1px solid var(--border); }
td { padding: 12px 14px; border-bottom: 1px solid var(--border); }
tr:last-child td { border-bottom: none; }
tr:hover td { background: var(--surface2); }

/* Badge */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
}
.badge-pending { background: rgba(136,136,170,0.15); color: var(--text-dim); }
.badge-processing { background: rgba(64,150,240,0.15); color: #60a0f0; }
.badge-done { background: rgba(64,192,112,0.15); color: var(--success); }
.badge-error { background: rgba(224,80,80,0.15); color: var(--error); }

/* Progress bar */
.progress-bar { height: 6px; background: var(--surface2); border-radius: 3px; overflow: hidden; }
.progress-fill { height: 100%; background: var(--primary); border-radius: 3px; transition: width 0.3s; }

/* Voice cards */
.voice-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px; }
.voice-card {
  background: var(--surface2);
  border: 2px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  cursor: pointer;
  transition: all 0.15s;
}
.voice-card:hover { border-color: var(--primary-dim); }
.voice-card.selected { border-color: var(--primary); background: rgba(240,192,64,0.08); }
.voice-card .vname { font-size: 14px; font-weight: 600; }
.voice-card .vlabel { font-size: 11px; color: var(--text-dim); margin-top: 3px; }

/* Scene editor */
.scene-list { display: flex; flex-direction: column; gap: 12px; }
.scene-item {
  background: var(--surface2);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px;
}
.scene-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.scene-num { font-size: 12px; font-weight: 700; color: var(--primary); }

/* Color preview */
.color-preview { display: flex; align-items: center; gap: 10px; }
.color-swatch { width: 36px; height: 36px; border-radius: 8px; border: 2px solid var(--border); }

/* Toast */
.toast {
  position: fixed;
  bottom: 24px; right: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px 20px;
  font-size: 14px;
  display: flex;
  align-items: center;
  gap: 10px;
  z-index: 999;
  transform: translateY(80px);
  opacity: 0;
  transition: all 0.25s;
  max-width: 320px;
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast.success { border-color: var(--success); }
.toast.error { border-color: var(--error); }

/* Tabs */
.tabs { display: flex; gap: 4px; margin-bottom: 20px; border-bottom: 1px solid var(--border); }
.tab { padding: 10px 18px; font-size: 14px; font-weight: 500; cursor: pointer; color: var(--text-dim); border-bottom: 2px solid transparent; margin-bottom: -1px; transition: all 0.15s; }
.tab:hover { color: var(--text); }
.tab.active { color: var(--primary); border-bottom-color: var(--primary); }

/* Video preview */
.video-thumb {
  width: 80px;
  height: 142px;
  background: var(--surface2);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  overflow: hidden;
}
.video-thumb video { width: 100%; height: 100%; object-fit: cover; }

.actions-row { display: flex; gap: 8px; align-items: center; }

.empty-state { text-align: center; padding: 48px 24px; color: var(--text-dim); }
.empty-state .icon { font-size: 40px; margin-bottom: 12px; }

@media (max-width: 768px) {
  .sidebar { width: 60px; }
  .sidebar .logo, .nav-item span { display: none; }
  .main { margin-left: 60px; padding: 20px; }
  .stats { grid-template-columns: 1fr 1fr; }
  .grid-2 { grid-template-columns: 1fr; }
}