/* Theme Variables */
/* Default: Light theme */
:root {
  --color-primary: #B71C1C;
  --color-secondary: #334155;
  --color-bg: #F8FAFC;
  --color-surface: linear-gradient(180deg, rgba(167,139,250,0.32), rgba(96,165,250,0.26), rgba(251,113,133,0.22));
  --color-text: #0F172A;
  --color-muted: #64748B;
  --color-success: #2C7BE5;
  --color-warning: #F59E0B;
  --color-danger: #B91C1C;
  --color-info: #3B82F6;
  --color-completed: #94A3B8;
  --grad-primary: linear-gradient(135deg, #B71C1C, #EF4444);
  --grad-ui: radial-gradient(800px 400px at 10% 10%, rgba(124,58,237,0.25) 0%, transparent 60%), radial-gradient(600px 300px at 90% 20%, rgba(251,113,133,0.25) 0%, transparent 60%), radial-gradient(600px 300px at 30% 90%, rgba(96,165,250,0.25) 0%, transparent 60%);
  --radius: 20px;
  --shadow-sm: 0 2px 6px rgba(0,0,0,0.08);
  --shadow-md: 0 6px 18px rgba(0,0,0,0.12);
  --shadow-lg: 0 12px 28px rgba(0,0,0,0.16);
  --ease: cubic-bezier(.2,.8,.2,1);
  --transition: 0.3s var(--ease);
}

/* Dark theme */
:root[data-theme="dark"] {
  --color-primary: #EF4444;
  --color-secondary: #9AA5B1;
  --color-bg: #0B0F19;
  --color-surface: linear-gradient(180deg, rgba(124,58,237,0.22), rgba(96,165,250,0.18), rgba(251,113,133,0.16));
  --color-text: #E5E7EB;
  --color-muted: #9CA3AF;
  --color-success: #60A5FA;
  --color-warning: #FBBF24;
  --color-danger: #F87171;
  --color-info: #93C5FD;
  --color-completed: #CBD5E1;
  --grad-primary: linear-gradient(135deg, #EF4444, #FB7185);
  --grad-ui: radial-gradient(800px 400px at 10% 10%, rgba(124,58,237,0.35) 0%, transparent 60%), radial-gradient(600px 300px at 90% 20%, rgba(251,113,133,0.35) 0%, transparent 60%), radial-gradient(600px 300px at 30% 90%, rgba(96,165,250,0.35) 0%, transparent 60%);
  --shadow-sm: 0 2px 6px rgba(0,0,0,0.35);
  --shadow-md: 0 6px 18px rgba(0,0,0,0.45);
  --shadow-lg: 0 12px 28px rgba(0,0,0,0.55);
}

/* Base & Accessibility */
* { box-sizing: border-box; }
/* Ensure elements with the HTML 'hidden' attribute do not render */
[hidden] { display: none !important; }
html { scroll-behavior: smooth; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, Cantarell, "Noto Sans", "Helvetica Neue", Arial;
  font-size: 16px; /* minimum for readability */
  line-height: 1.6;
  background: var(--color-bg);
  background-image: var(--grad-ui);
  background-attachment: fixed;
  color: var(--color-text);
}

a { color: var(--color-primary); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }

:focus-visible { outline: 3px solid var(--color-info); outline-offset: 2px; }

/* Layout */
.container { max-width: 1400px; margin: 0 auto; padding: 24px; }

.app-header {
  position: sticky; top: 0; z-index: 50;
  background: var(--color-surface);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  backdrop-filter: saturate(180%) blur(8px);
}
.app-header .topbar { display: grid; grid-template-columns: auto 1fr auto; align-items: center; gap: 16px; padding: 12px 24px; }
.app-header .branding { display: inline-flex; align-items: center; gap: 12px; }
.app-header h1 { margin: 0; font-size: 1.2rem; font-weight: 800; letter-spacing: 0.02em; }
.app-header .branding i { color: var(--color-primary); font-size: 1.4rem; }
.app-header .actions { display: inline-flex; align-items: center; gap: 12px; color: var(--color-muted); font-weight: 600; }
.status-item i { margin-right: 6px; }
#health-status {
  display: inline-flex; align-items: center; gap: 8px; padding: 6px 10px; border-radius: 999px; font-weight: 700;
  background: rgba(148,163,184,0.2); color: var(--color-text); box-shadow: var(--shadow-sm);
}
#health-status.ok { background: linear-gradient(135deg, #22c55e, #4ade80); color: #0b1219; }
#health-status.warn { background: linear-gradient(135deg, #f59e0b, #fbbf24); color: #0b1219; }
#health-status.error { background: linear-gradient(135deg, #ef4444, #f87171); color: #0b1219; }

/* Main Navigation */
.main-nav {
  display: flex; gap: 10px; align-items: center;
  justify-content: center;
  padding: 10px 0; background: transparent;
  overflow-x: auto; -webkit-overflow-scrolling: touch; white-space: nowrap;
  border-top: 1px solid rgba(0,0,0,0.04);
}
.main-nav .nav-link {
  appearance: none; border: none; cursor: pointer;
  background: #eef2f6; color: var(--color-text); font-weight: 700;
  border-radius: 999px; padding: 10px 16px; transition: all var(--transition);
  display: inline-flex; align-items: center; gap: 8px;
  min-height: 44px; flex: 0 0 auto;
}
.main-nav .nav-link:hover { filter: brightness(1.03); }
.main-nav .nav-link.active { background: var(--grad-primary); color: #fff; box-shadow: 0 8px 20px rgba(183,28,28,0.25); border: 1px solid rgba(255,255,255,0.3); }
.main-nav .nav-link .badge-pill { margin-left: 6px; }
.main-nav .nav-link i { border-radius: 8px; padding: 4px; color: #fff; }
.main-nav .nav-link[data-view="active"] i { background: linear-gradient(135deg, #F43F5E, #F59E0B); }
.main-nav .nav-link[data-view="playlist"] i { background: linear-gradient(135deg, #7C3AED, #60A5FA); }
.main-nav .nav-link[data-view="live"] i { background: linear-gradient(135deg, #EF4444, #FB7185); }
.main-nav .nav-link[data-view="library"] i { background: linear-gradient(135deg, #0EA5E9, #60A5FA); }

/* Small button variant */
.btn.small { padding: 6px 10px; font-size: 0.85rem; }

/* Cards */
.card {
  background: var(--color-surface);
  border-radius: var(--radius);
  padding: 20px;
  margin-top: 20px;
  box-shadow: 0 10px 28px rgba(167,139,250,0.15), var(--shadow-sm);
  border: 1px solid rgba(167,139,250,0.35);
  backdrop-filter: blur(12px) saturate(140%);
  animation: fade-in 400ms var(--ease) both;
  position: relative;
}
.card:hover { box-shadow: var(--shadow-md); transition: box-shadow var(--transition); }
:root[data-theme="dark"] .card { background: var(--color-surface); border-color: rgba(124,58,237,0.18); }
.card::before { content: ""; position: absolute; inset: 0; border-radius: var(--radius); box-shadow: inset 0 0 0 1px rgba(255,255,255,0.6); pointer-events: none; }

.section-header { display: flex; align-items: center; justify-content: space-between; gap: 16px; margin-bottom: 12px; }
.section-header h2 { margin: 0; font-size: 1.2rem; display: flex; align-items: center; gap: 10px; }

/* Forms */
.form-grid { display: grid; grid-template-columns: 1fr; gap: 14px; }
.form-row { display: grid; gap: 8px; position: relative; }
.form-row label { font-weight: 600; }
.float { position: relative; display: block; }
.float input, .float textarea, .float select { width: 100%; padding: 18px 12px 12px 12px; }
.form-grid#url-stream-form { grid-template-columns: 1fr; }
@media (min-width: 900px) { .form-grid#url-stream-form { grid-template-columns: repeat(2, 1fr); } }
#url-stream-form .form-actions, #url-message, #url-status { grid-column: 1 / -1; }
.float span {
  position: absolute; left: 12px; top: 8px; font-size: 0.85rem; color: var(--color-muted);
  background: rgba(255,255,255,0.72); padding: 0 6px; border-radius: 999px; transition: all var(--transition);
}
:root[data-theme="dark"] .float span { background: rgba(17,24,39,0.72); }
.float input:focus + span, .float input:not(:placeholder-shown) + span,
.float textarea:focus + span, .float textarea:not(:placeholder-shown) + span,
.float select:focus + span { color: var(--color-info); transform: translateY(-12px) scale(0.95); }
input[type="text"], input[type="datetime-local"], input[type="file"], input[type="password"], input[type="search"], textarea, select {
  width: 100%;
  padding: 10px 12px;
  border-radius: var(--radius);
  border: 1px solid rgba(0,0,0,0.12);
  background: var(--color-surface);
  color: var(--color-text);
  transition: border-color var(--transition), box-shadow var(--transition);
}
input::placeholder { color: #999; }
input:focus-visible, textarea:focus-visible, select:focus-visible {
  border-color: var(--color-info);
  box-shadow: 0 0 0 4px rgba(33,150,243,0.15);
}
.main-nav .nav-link { border: 1px solid transparent; }

/* Dark theme readability improvements */
:root[data-theme="dark"] input[type="text"],
:root[data-theme="dark"] input[type="datetime-local"],
:root[data-theme="dark"] input[type="file"],
:root[data-theme="dark"] input[type="password"],
:root[data-theme="dark"] input[type="search"],
:root[data-theme="dark"] textarea,
:root[data-theme="dark"] select {
  background: #111827;
  border-color: rgba(255,255,255,0.14);
  color: #E5E7EB;
}
:root[data-theme="dark"] input::placeholder,
:root[data-theme="dark"] textarea::placeholder {
  color: #9CA3AF;
}
:root[data-theme="dark"] input:focus-visible,
:root[data-theme="dark"] textarea:focus-visible,
:root[data-theme="dark"] select:focus-visible {
  border-color: #93C5FD;
  box-shadow: 0 0 0 4px rgba(147,197,253,0.28);
}

:root[data-theme="dark"] .main-nav .nav-link {
  background: rgba(17,24,39,0.85);
  color: #E5E7EB;
  border-color: rgba(148,163,184,0.24);
}
:root[data-theme="dark"] .main-nav .nav-link.active {
  background: var(--grad-primary);
  color: #fff;
  border-color: rgba(255,255,255,0.28);
}

:root[data-theme="dark"] .card::before {
  box-shadow: inset 0 0 0 1px rgba(255,255,255,0.25);
}

:root[data-theme="dark"] .toast {
  background: rgba(17,24,39,0.92);
  color: #E5E7EB;
}
.form-actions { display: flex; gap: 12px; }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 8px; border: none; cursor: pointer; border-radius: 999px; padding: 10px 16px; font-weight: 600; transition: transform var(--transition), box-shadow var(--transition), filter var(--transition); min-height: 44px; }
.btn i { font-size: 0.95rem; }
.btn.primary { color: #fff; background: linear-gradient(135deg, #ff3b3b, var(--color-primary)); box-shadow: 0 6px 12px rgba(183,28,28,0.25); }
.btn.primary:hover { filter: brightness(1.05); box-shadow: 0 10px 18px rgba(183,28,28,0.35); transform: translateY(-1px); }
.btn:active { transform: scale(0.98); }
.btn.outline { background: transparent; color: var(--color-primary); box-shadow: inset 0 0 0 2px var(--color-primary); }
.btn.outline:hover { background: linear-gradient(135deg, rgba(183,28,28,0.08), rgba(239,68,68,0.08)); }
.btn.loading { opacity: 0.85; }
.btn.filter { background: #f1f3f5; color: #333; }
.btn.filter.active { background: #e7eaee; box-shadow: inset 0 0 0 2px rgba(0,0,0,0.06); }
.btn.success { background: linear-gradient(135deg, #8fbef6, var(--color-success)); color: #fff; }
.btn.warning { background: linear-gradient(135deg, #ffb74d, var(--color-warning)); color: #fff; }
.btn.danger { background: linear-gradient(135deg, #e57373, var(--color-danger)); color: #fff; }
#url-start-btn { background: linear-gradient(135deg, #FF3B3B, #B71C1C); box-shadow: 0 10px 28px rgba(183,28,28,0.35); }
#url-start-btn i { font-size: 1rem; }
#url-schedule-btn { background: linear-gradient(135deg, #7C3AED, #60A5FA); color: #fff; box-shadow: 0 10px 28px rgba(96,165,250,0.35); }
#url-cancel-schedule-btn { color: var(--color-muted); box-shadow: inset 0 0 0 2px rgba(148,163,184,0.6); }
#url-cancel-schedule-btn:hover { background: rgba(148,163,184,0.12); }

/* Messages */
.message { margin-top: 8px; font-weight: 600; }
.message.success { color: var(--color-success); }
.message.error { color: var(--color-danger); }
.message.warn { color: var(--color-warning); }

/* Progress */
.progress { position: relative; height: 10px; background: rgba(255,255,255,0.35); border-radius: 999px; overflow: hidden; margin-top: 12px; }
.progress-bar { height: 100%; background: linear-gradient(90deg, rgba(255,0,0,0.9), rgba(255,0,0,0.6)); background-size: 200% 100%; animation: progress-stripes 1.6s linear infinite; }

/* Videos Grid */
.grid { display: grid; grid-template-columns: 1fr; gap: 16px; }
.legacy-list { list-style: none; padding: 0; }
.legacy-list li { padding: 10px 0; border-bottom: 1px solid rgba(0,0,0,0.08); }

.controls { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.filters { display: flex; flex-wrap: wrap; gap: 8px; }
.search { max-width: 320px; width: 100%; }
.search { position: relative; }
.search-icon { position: absolute; left: 10px; top: 50%; transform: translateY(-50%); color: var(--color-muted); }
.search input[type="search"] { padding-left: 34px; }

/* Status Badges */
.badge { display: inline-flex; align-items: center; gap: 6px; padding: 6px 10px; border-radius: 999px; font-size: 0.85rem; font-weight: 700; letter-spacing: 0.02em; }
.badge i { font-size: 0.9rem; }
.badge--scheduled { background: rgba(33,150,243,0.12); color: var(--color-info); }
.badge--streaming { background: rgba(44,123,229,0.14); color: var(--color-success); animation: pulse 1.6s infinite; }
.badge--completed { background: rgba(0,0,0,0.06); color: var(--color-completed); }
.badge--failed { background: rgba(244,67,54,0.12); color: var(--color-danger); }
.badge--library { background: rgba(117,117,117,0.12); color: var(--color-muted); }
.badge-pill { display: inline-flex; align-items: center; justify-content: center; min-width: 24px; height: 22px; padding: 0 8px; border-radius: 999px; font-weight: 700; font-size: 0.8rem; background: var(--color-primary); color: #fff; box-shadow: var(--shadow-sm); }

/* Empty State */
.empty { text-align: center; color: var(--color-muted); padding: 28px; }
.empty i { font-size: 2rem; display: block; margin-bottom: 10px; color: var(--color-muted); }
#active-streams-empty {
  border-radius: var(--radius);
  background: var(--color-surface);
  box-shadow: 0 24px 60px rgba(167,139,250,0.18), 0 8px 20px rgba(0,0,0,0.06);
  max-width: 820px;
  margin: 24px auto;
  padding: 24px;
}
:root[data-theme="dark"] #active-streams-empty { background: var(--color-surface); }
.empty p { font-size: 1.05rem; }
.hero { position: relative; border-radius: var(--radius); padding: 24px; background: radial-gradient(100% 100% at 20% 20%, rgba(124,58,237,0.22), transparent 60%), radial-gradient(100% 100% at 80% 20%, rgba(251,113,133,0.20), transparent 60%), radial-gradient(100% 100% at 30% 90%, rgba(96,165,250,0.20), transparent 60%); }
.hero-graphics { position: relative; height: 200px; display: grid; place-items: center; margin-bottom: 12px; }
.hero-bot { width: 220px; height: auto; filter: drop-shadow(0 10px 20px rgba(0,0,0,0.2)); }
.hero-bot { animation: floaty 3s ease-in-out infinite; }
.hero-yt { position: absolute; font-size: 36px; color: #ff3b3b; filter: drop-shadow(0 8px 18px rgba(183,28,28,0.25)); left: 16%; bottom: 10%; }
.hero-clock { position: absolute; font-size: 34px; color: #60a5fa; filter: drop-shadow(0 8px 18px rgba(96,165,250,0.25)); right: 16%; bottom: 10%; }
.star { position: absolute; width: 6px; height: 6px; border-radius: 50%; background: #fff; opacity: 0.7; animation: twinkle 2.4s ease-in-out infinite; }
.hero .s1 { top: 12%; left: 20%; }
.hero .s2 { top: 18%; left: 40%; }
.hero .s3 { top: 28%; left: 65%; }
.hero .s4 { top: 36%; left: 30%; }
.hero .s5 { top: 42%; left: 80%; }
.hero .s6 { top: 20%; left: 75%; }
.hero .s7 { top: 60%; left: 20%; }
.hero .s8 { top: 62%; left: 55%; }
.hero .s9 { top: 70%; left: 30%; }
.hero .s10 { top: 72%; left: 75%; }
.hero .s11 { top: 48%; left: 50%; }
.hero .s12 { top: 25%; left: 15%; }
.hero-footer { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-top: 10px; color: var(--color-muted); }
.hero-link { color: var(--color-text); background: var(--color-surface); padding: 6px 10px; border-radius: 999px; box-shadow: var(--shadow-sm); }
.hero-tagline { font-weight: 700; }

/* Library Empty State */
.empty-library {
  border-radius: var(--radius);
  background: var(--color-surface);
  box-shadow: 0 24px 60px rgba(167,139,250,0.18), 0 8px 20px rgba(0,0,0,0.06);
  max-width: 820px;
  margin: 24px auto;
  padding: 24px;
}
.empty-illustration {
  height: 160px; display: grid; place-items: center; margin-bottom: 10px;
}
.empty-illustration img {
  width: 180px; height: auto; filter: drop-shadow(0 10px 20px rgba(0,0,0,0.18));
  animation: floaty 3s ease-in-out infinite;
}

/* Spinner */
.spinner { position: fixed; inset: 0; display: grid; place-items: center; background: linear-gradient(180deg, rgba(167,139,250,0.12), rgba(96,165,250,0.12), rgba(251,113,133,0.12)); }
.spinner-inner { width: 48px; height: 48px; border: 4px solid rgba(0,0,0,0.12); border-top-color: var(--color-primary); border-radius: 50%; animation: spin 0.9s linear infinite; }

/* Footer */
.app-footer { display: flex; align-items: center; justify-content: space-between; gap: 12px; padding: 24px 0; color: var(--color-muted); }
.app-footer .links { display: flex; align-items: center; gap: 16px; }

/* Toasts */
.toast-container { position: fixed; right: 16px; bottom: 16px; display: flex; flex-direction: column; gap: 10px; z-index: 100; }
.toast { background: var(--color-surface); color: #111; border-radius: var(--radius); box-shadow: var(--shadow-md); padding: 10px 14px; transition: all var(--transition); }
.toast--success { border-left: 4px solid var(--color-success); }
.toast--error { border-left: 4px solid var(--color-danger); }
.toast--info { border-left: 4px solid var(--color-info); }
.toast--warn { border-left: 4px solid var(--color-warning); }

/* Animations */
@keyframes fade-in { from { opacity: 0; transform: translateY(6px); } to { opacity: 1; transform: translateY(0); } }
@keyframes pulse { 0% { box-shadow: 0 0 0 0 rgba(76,175,80,0.4); } 70% { box-shadow: 0 0 0 10px rgba(76,175,80,0); } 100% { box-shadow: 0 0 0 0 rgba(76,175,80,0); } }
@keyframes spin { from { transform: rotate(0deg); } to { transform: rotate(360deg); } }
@keyframes progress-stripes { 0% { background-position: 0 0; } 100% { background-position: 200% 0; } }
@keyframes skeleton { 0% { background-position: 0 0; } 100% { background-position: 200% 0; } }
@keyframes floaty { 0% { transform: translateY(0); } 50% { transform: translateY(-6px); } 100% { transform: translateY(0); } }

/* Modal (edit form) */
.modal-backdrop { position: fixed; inset: 0; background: rgba(0,0,0,0.35); display: none; }
.modal { position: fixed; inset: 0; display: none; align-items: center; justify-content: center; padding: 24px; }
.modal.open, .modal-backdrop.open { display: flex; }
.modal-content { background: var(--color-surface); border-radius: var(--radius); box-shadow: var(--shadow-lg); width: min(720px, 95vw); padding: 24px; animation: fade-in 240ms var(--ease) both; }
.modal-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.modal-actions { display: flex; justify-content: flex-end; gap: 10px; margin-top: 16px; }

/* Health status coloring */
#health-status.ok { color: var(--color-success); }
#health-status.warn { color: var(--color-warning); }
#health-status.error { color: var(--color-danger); }
#health-status::before { content: ""; display: inline-block; width: 10px; height: 10px; border-radius: 50%; background: #22c55e; box-shadow: 0 0 0 4px rgba(34,197,94,0.18); margin-right: 6px; }
:root[data-theme="dark"] #health-status::before { box-shadow: 0 0 0 4px rgba(34,197,94,0.28); }

/* Active cards layout helpers */
.card-head { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.card-actions { display: flex; gap: 8px; }
.card-body { margin-top: 12px; }
.thumb { position: relative; border-radius: var(--radius); overflow: hidden; height: 140px; background: radial-gradient(100% 100% at 20% 20%, rgba(124,58,237,0.3), transparent 60%), radial-gradient(100% 100% at 80% 20%, rgba(251,113,133,0.3), transparent 60%); }
.thumb img { width: 100%; height: 100%; object-fit: cover; display: block; }
.tag { position: absolute; left: 10px; top: 10px; padding: 6px 10px; border-radius: 999px; font-weight: 700; font-size: 0.8rem; color: #fff; backdrop-filter: blur(6px); }
.tag.streaming { background: linear-gradient(135deg, #2C7BE5, #60A5FA); }
.tag.scheduled { background: linear-gradient(135deg, #3B82F6, #60A5FA); }
.tag.completed { background: linear-gradient(135deg, #64748B, #94A3B8); }
.tag.failed { background: linear-gradient(135deg, #B71C1C, #EF4444); }
.tag.library { background: linear-gradient(135deg, #0EA5E9, #60A5FA); }

/* Inline status text */
.status { margin-top: 8px; color: var(--color-muted); font-weight: 600; }

/* Playlist selector */
.selector { display: grid; grid-template-columns: repeat(auto-fill, minmax(220px, 1fr)); gap: 12px; }
.selector label { display: flex; align-items: center; gap: 10px; background: var(--color-surface); border: 1px solid rgba(0,0,0,0.06); border-radius: var(--radius); padding: 10px; box-shadow: var(--shadow-sm); }
.selector input[type="checkbox"] { transform: scale(1.2); }

/* Responsive Breakpoints */
@media (min-width: 768px) {
  .form-grid { grid-template-columns: 1fr 1fr; }
  .grid { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .grid { grid-template-columns: repeat(3, 1fr); }
}

@media (min-width: 1360px) {
  .grid { grid-template-columns: repeat(4, 1fr); }
}

/* High Contrast Helpers */
.hc-border { border: 2px solid #000; }
.hc-bg { background: #fff !important; color: #000 !important; }

/* Print Styles */
@media print {
  body { background: #fff; color: #000; }
  .app-header, .controls, .form-grid, .app-footer, .spinner, .modal, .modal-backdrop { display: none !important; }
  .card { box-shadow: none; border: 1px solid #000; }
  .grid { grid-template-columns: 1fr !important; }
}

.skip-link {
  position: absolute; left: 8px; top: 8px; background: var(--color-primary); color: #fff; padding: 8px 12px; border-radius: 999px; transform: translateY(-120%); transition: transform var(--transition);
}
.skip-link:focus { transform: translateY(0); }

.skeleton-card {
  height: 140px; border-radius: var(--radius);
  background: linear-gradient(90deg, rgba(0,0,0,0.06), rgba(0,0,0,0.12), rgba(0,0,0,0.06));
  background-size: 200% 100%;
  animation: skeleton 1.2s linear infinite;
}

@media (max-width: 640px) {
  .controls { flex-direction: column; align-items: stretch; }
  .search { max-width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

@keyframes twinkle { 0% { opacity: 0.4; transform: scale(1); } 50% { opacity: 1; transform: scale(1.2); } 100% { opacity: 0.4; transform: scale(1); } }

.main-nav .nav-link[data-view="active"].active { background: linear-gradient(135deg, #F59E0B, #FB7185); color: #fff; }
.main-nav .nav-link[data-view="playlist"].active { background: linear-gradient(135deg, #7C3AED, #60A5FA); color: #fff; }
.main-nav .nav-link[data-view="live"].active { background: linear-gradient(135deg, #B71C1C, #EF4444); color: #fff; }
.main-nav .nav-link[data-view="library"].active { background: linear-gradient(135deg, #0EA5E9, #60A5FA); color: #fff; }

input[type="text"], input[type="datetime-local"], input[type="file"], input[type="password"], input[type="search"], textarea, select {
  background: var(--color-surface);
  border: 1px solid rgba(167,139,250,0.35);
  backdrop-filter: blur(6px);
}
:root[data-theme="dark"] input[type="text"], :root[data-theme="dark"] input[type="datetime-local"], :root[data-theme="dark"] input[type="file"], :root[data-theme="dark"] input[type="password"], :root[data-theme="dark"] input[type="search"], :root[data-theme="dark"] textarea, :root[data-theme="dark"] select {
  background: var(--color-surface);
  border: 1px solid rgba(124,58,237,0.18);
}

/* Overlay Studio */
.overlay-grid {
  display: grid;
  grid-template-columns: 380px 1fr;
  gap: 18px;
}
@media (max-width: 980px) {
  .overlay-grid { grid-template-columns: 1fr; }
}
.overlay-controls {
  position: relative;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-sm);
  border: 1px solid rgba(0,0,0,0.06);
  padding: 16px;
}
:root[data-theme="dark"] .overlay-controls {
  background: #0f172a;
  border-color: rgba(124,58,237,0.18);
}
.overlay-head {
  display: grid;
  gap: 10px;
  margin-bottom: 6px;
}
.overlay-actions {
  margin-top: 12px;
  display: grid;
  gap: 6px;
}
.overlay-panel {
  border: 1px solid rgba(0,0,0,0.08);
  border-radius: 12px;
  background: rgba(255,255,255,0.75);
  margin-top: 10px;
  box-shadow: var(--shadow-sm);
}
:root[data-theme="dark"] .overlay-panel {
  background: rgba(15,23,42,0.75);
  border-color: rgba(124,58,237,0.18);
}
.overlay-panel > summary {
  cursor: pointer;
  list-style: none;
  padding: 12px 14px;
  font-weight: 800;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--color-text);
}
.overlay-panel[open] > summary {
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.panel-body {
  padding: 12px 14px;
  display: grid;
  gap: 10px;
}
.overlay-canvas-wrap {
  border-radius: var(--radius);
  background: #fff;
  border: 1px solid rgba(0,0,0,0.06);
  box-shadow: var(--shadow-sm);
  padding: 12px;
}
:root[data-theme="dark"] .overlay-canvas-wrap {
  background: #0f172a;
  border-color: rgba(124,58,237,0.18);
}
.overlay-preview-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}
.overlay-canvas-wrap canvas {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
  box-shadow: var(--shadow-sm);
}