/* M3 Streaming Assets — Design System */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Material+Symbols+Outlined:opsz,wght,FILL,GRAD@20..48,100..700,0..1,-50..200&display=swap');

.material-symbols-outlined {
  font-variation-settings: 'FILL' 0, 'wght' 400, 'GRAD' 0, 'opsz' 24;
  vertical-align: middle;
}
.icon-sm { font-size: 18px; }
.icon-lg { font-size: 32px; }
.icon-xl { font-size: 48px; }
.icon-fill { font-variation-settings: 'FILL' 1, 'wght' 400, 'GRAD' 0, 'opsz' 24; }

:root {
  --bg-primary: #0a0a12;
  --bg-secondary: #12121e;
  --bg-card: rgba(255,255,255,0.04);
  --bg-card-hover: rgba(255,255,255,0.07);
  --bg-glass: rgba(255,255,255,0.06);
  --border-glass: rgba(255,255,255,0.08);
  --text-primary: #f0f0f5;
  --text-secondary: #8a8a9a;
  --text-muted: #55556a;
  --accent-purple: #8b5cf6;
  --accent-blue: #3b82f6;
  --accent-gradient: linear-gradient(135deg, #8b5cf6, #3b82f6);
  --accent-green: #22c55e;
  --accent-red: #ef4444;
  --accent-amber: #f59e0b;
  --accent-cyan: #06b6d4;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --shadow-glow: 0 0 40px rgba(139,92,246,0.15);
  --transition: all 0.3s cubic-bezier(0.4,0,0.2,1);
}

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

body {
  font-family: 'Inter', -apple-system, sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}

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

/* Layout */
.app-layout { display: flex; min-height: 100vh; }
.sidebar {
  width: 260px; background: var(--bg-secondary); border-right: 1px solid var(--border-glass);
  padding: 24px 16px; display: flex; flex-direction: column; position: fixed; height: 100vh; z-index: 100;
}
.sidebar-logo { font-size: 1.4rem; font-weight: 800; background: var(--accent-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; padding: 0 8px 24px; }
.sidebar-nav { display: flex; flex-direction: column; gap: 4px; flex: 1; }
.sidebar-link {
  display: flex; align-items: center; gap: 12px; padding: 10px 12px; border-radius: var(--radius-sm);
  color: var(--text-secondary); font-size: 0.875rem; font-weight: 500; transition: var(--transition);
}
.sidebar-link:hover, .sidebar-link.active { background: var(--bg-card-hover); color: var(--text-primary); }
.sidebar-link.active { background: rgba(139,92,246,0.12); color: var(--accent-purple); }
.sidebar-icon { width: 20px; height: 20px; opacity: 0.6; }
.main-content { margin-left: 260px; flex: 1; padding: 32px 40px; }

/* Cards */
.card {
  background: var(--bg-card); border: 1px solid var(--border-glass); border-radius: var(--radius-lg);
  padding: 24px; backdrop-filter: blur(20px); transition: var(--transition);
}
.card:hover { background: var(--bg-card-hover); border-color: rgba(255,255,255,0.12); }
.card-glass {
  background: var(--bg-glass); border: 1px solid var(--border-glass); border-radius: var(--radius-lg);
  padding: 32px; backdrop-filter: blur(24px); box-shadow: var(--shadow-glow);
}

/* Buttons */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 10px 20px; border-radius: var(--radius-sm); font-family: inherit;
  font-size: 0.875rem; font-weight: 600; border: none; cursor: pointer; transition: var(--transition);
}
.btn-primary { background: var(--accent-gradient); color: #fff; }
.btn-primary:hover { transform: translateY(-1px); box-shadow: 0 4px 20px rgba(139,92,246,0.4); }
.btn-secondary { background: var(--bg-card); color: var(--text-primary); border: 1px solid var(--border-glass); }
.btn-secondary:hover { background: var(--bg-card-hover); }
.btn-danger { background: rgba(239,68,68,0.15); color: var(--accent-red); }
.btn-danger:hover { background: rgba(239,68,68,0.25); }
.btn-lg { padding: 14px 28px; font-size: 1rem; border-radius: var(--radius-md); }
.btn-icon { width: 40px; height: 40px; padding: 0; border-radius: var(--radius-sm); }

/* Badges */
.badge {
  display: inline-flex; align-items: center; gap: 6px; padding: 4px 10px;
  border-radius: 20px; font-size: 0.75rem; font-weight: 600;
}
.badge-pending { background: rgba(245,158,11,0.15); color: var(--accent-amber); }
.badge-processing { background: rgba(59,130,246,0.15); color: var(--accent-blue); }
.badge-ready { background: rgba(34,197,94,0.15); color: var(--accent-green); }
.badge-failed { background: rgba(239,68,68,0.15); color: var(--accent-red); }
.badge-live { background: rgba(239,68,68,0.2); color: var(--accent-red); animation: pulse-live 2s infinite; }

@keyframes pulse-live { 0%,100% { opacity: 1; } 50% { opacity: 0.6; } }
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes fadeInUp { from { opacity: 0; transform: translateY(12px); } to { opacity: 1; transform: translateY(0); } }
@keyframes slideInRight { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }
@keyframes progress { from { width: 0%; } }
@keyframes checkmark { 0% { transform: scale(0); } 60% { transform: scale(1.2); } 100% { transform: scale(1); } }

.spinner { width: 14px; height: 14px; border: 2px solid rgba(59,130,246,0.3); border-top-color: var(--accent-blue); border-radius: 50%; animation: spin 0.8s linear infinite; }

/* Forms */
.form-group { margin-bottom: 20px; }
.form-label { display: block; font-size: 0.8rem; font-weight: 600; color: var(--text-secondary); margin-bottom: 6px; text-transform: uppercase; letter-spacing: 0.05em; }
.form-input {
  width: 100%; padding: 12px 16px; background: var(--bg-card); border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm); color: var(--text-primary); font-family: inherit; font-size: 0.95rem;
  transition: var(--transition);
}
.form-input:focus { outline: none; border-color: var(--accent-purple); box-shadow: 0 0 0 3px rgba(139,92,246,0.15); }
.form-input::placeholder { color: var(--text-muted); }

/* Page header */
.page-header { margin-bottom: 32px; }
.page-title { font-size: 1.75rem; font-weight: 700; margin-bottom: 4px; }
.page-subtitle { color: var(--text-secondary); font-size: 0.95rem; }

/* Grid */
.grid { display: grid; gap: 20px; }
.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* Toast */
.toast {
  position: fixed; top: 24px; right: 24px; padding: 16px 20px; border-radius: var(--radius-md);
  background: var(--bg-secondary); border: 1px solid var(--border-glass); backdrop-filter: blur(20px);
  display: flex; align-items: center; gap: 12px; animation: slideInRight 0.4s ease-out;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4); z-index: 1000; max-width: 400px;
}
.toast-success { border-left: 3px solid var(--accent-green); }

/* Centered layouts (login, register, waiting room) */
.centered-layout {
  display: flex; align-items: center; justify-content: center; min-height: 100vh;
  background: var(--bg-primary); padding: 20px;
  background-image: radial-gradient(ellipse at 20% 50%, rgba(139,92,246,0.08) 0%, transparent 50%),
                    radial-gradient(ellipse at 80% 20%, rgba(59,130,246,0.06) 0%, transparent 50%);
}
.centered-card { width: 100%; max-width: 440px; }

/* Stat cards */
.stat-card { text-align: center; }
.stat-value { font-size: 2rem; font-weight: 800; background: var(--accent-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.stat-label { font-size: 0.8rem; color: var(--text-secondary); margin-top: 4px; text-transform: uppercase; letter-spacing: 0.05em; }

/* Media cards */
.media-card { overflow: hidden; padding: 0; }
.media-thumb { width: 100%; height: 160px; background: var(--bg-secondary); position: relative; overflow: hidden; }
.media-thumb img { width: 100%; height: 100%; object-fit: cover; }
.media-thumb-overlay { position: absolute; inset: 0; background: rgba(0,0,0,0.3); display: flex; align-items: center; justify-content: center; opacity: 0; transition: var(--transition); }
.media-card:hover .media-thumb-overlay { opacity: 1; }
.media-info { padding: 16px; }
.media-title { font-size: 0.95rem; font-weight: 600; margin-bottom: 6px; }
.media-meta { font-size: 0.8rem; color: var(--text-secondary); display: flex; align-items: center; gap: 8px; }

/* Progress bar */
.progress-bar { width: 100%; height: 6px; background: var(--bg-card); border-radius: 3px; overflow: hidden; }
.progress-fill { height: 100%; background: var(--accent-gradient); border-radius: 3px; transition: width 0.5s ease; }

/* Upload zone */
.upload-zone {
  border: 2px dashed var(--border-glass); border-radius: var(--radius-lg); padding: 60px 40px;
  text-align: center; transition: var(--transition); cursor: pointer;
}
.upload-zone:hover { border-color: var(--accent-purple); background: rgba(139,92,246,0.04); }
.upload-zone-icon { font-size: 3rem; margin-bottom: 16px; opacity: 0.4; }
.upload-zone-text { font-size: 1.1rem; font-weight: 600; margin-bottom: 8px; }
.upload-zone-hint { font-size: 0.85rem; color: var(--text-secondary); }

/* Video player area */
.player-container {
  width: 100%; aspect-ratio: 16/9; background: #000; border-radius: var(--radius-lg);
  overflow: hidden; position: relative; display: flex; align-items: center; justify-content: center;
}
.player-container img { width: 100%; height: 100%; object-fit: cover; }
.play-btn-overlay {
  position: absolute; width: 72px; height: 72px; background: rgba(255,255,255,0.15);
  border-radius: 50%; display: flex; align-items: center; justify-content: center;
  backdrop-filter: blur(8px); cursor: pointer; transition: var(--transition);
}
.play-btn-overlay:hover { background: rgba(255,255,255,0.25); transform: scale(1.08); }

/* Stream key reveal */
.secret-field {
  display: flex; align-items: center; gap: 8px; padding: 12px 16px;
  background: var(--bg-card); border: 1px solid var(--border-glass); border-radius: var(--radius-sm);
}
.secret-value { flex: 1; font-family: 'Courier New', monospace; font-size: 0.9rem; filter: blur(6px); transition: var(--transition); }
.secret-value.revealed { filter: blur(0); }

/* Utility */
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-8 { gap: 8px; }
.gap-12 { gap: 12px; }
.gap-16 { gap: 16px; }
.gap-20 { gap: 20px; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mb-16 { margin-bottom: 16px; }
.mb-24 { margin-bottom: 24px; }
.text-center { text-align: center; }
.text-sm { font-size: 0.85rem; }
.text-muted { color: var(--text-secondary); }
.w-full { width: 100%; }
.divider { height: 1px; background: var(--border-glass); margin: 24px 0; }