:root {
    --bg-primary: #000;
    --bg-secondary: #111;
    --bg-card: #1a1a1a;
    --bg-sidebar: rgba(18, 18, 18, 0.8);
    --bg-input: #222;
    --bg-hover: #2a2a2a;
    --text-primary: #fff;
    --text-secondary: #aaa;
    --text-muted: #777;
    --border-color: rgba(255,255,255,0.08);
    --shadow: 0 8px 30px rgba(0,0,0,0.7);
    --shadow-hover: 0 16px 50px rgba(0,0,0,0.9);
    --accent: #fff;
    --accent-hover: #e0e0e0;
    --accent-text: #000;
    --overlay-bg: rgba(0,0,0,0.85);
    --sidebar-blur: blur(36px);
    --card-radius: 24px;
    --transition: 0.3s cubic-bezier(0.25, 0.1, 0.25, 1);
}

[data-theme="light"] {
    --bg-primary: #f5f5f7;
    --bg-secondary: #fff;
    --bg-card: #fff;
    --bg-sidebar: rgba(255,255,255,0.75);
    --bg-input: #e5e5ea;
    --bg-hover: #e0e0e5;
    --text-primary: #000;
    --text-secondary: #3a3a3c;
    --text-muted: #8e8e93;
    --border-color: rgba(0,0,0,0.06);
    --shadow: 0 8px 30px rgba(0,0,0,0.06);
    --shadow-hover: 0 16px 50px rgba(0,0,0,0.1);
    --accent: #000;
    --accent-hover: #1c1c1e;
    --accent-text: #fff;
    --overlay-bg: rgba(0,0,0,0.5);
    --sidebar-blur: blur(24px);
}

* { margin:0; padding:0; box-sizing:border-box; }
body {
    font-family: -apple-system, BlinkMacSystemFont, 'SF Pro Text', 'Inter', sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    display: flex;
    min-height: 100vh;
    transition: background 0.4s, color 0.4s;
    -webkit-font-smoothing: antialiased;
}
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--text-muted); border-radius: 3px; }

.sidebar {
    width: 64px;
    background: var(--bg-sidebar);
    backdrop-filter: var(--sidebar-blur);
    -webkit-backdrop-filter: var(--sidebar-blur);
    border-right: 1px solid var(--border-color);
    position: fixed;
    top:0; left:0; bottom:0;
    z-index: 100;
    transition: width 0.35s cubic-bezier(0.4,0,0.2,1), background 0.4s, border-color 0.4s;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    padding: 20px 0;
}
.sidebar:hover { width: 220px; box-shadow: 12px 0 40px rgba(0,0,0,0.25); }
.sidebar-logo {
    display: flex; align-items: center; gap: 12px;
    padding: 12px 14px 12px 11px;
    margin-bottom: 24px;
    cursor: pointer; white-space: nowrap; min-height: 44px;
}
.sidebar-logo svg { width: 40px; height: 20px; flex-shrink:0; stroke: var(--accent); }
.sidebar-logo span {
    font-size: 18px; font-weight: 700; color: var(--accent);
    opacity: 0; transition: opacity 0.3s; letter-spacing: -0.3px;
}
.sidebar:hover .sidebar-logo span { opacity: 1; }
.sidebar nav { display: flex; flex-direction: column; gap: 4px; padding: 0 12px; flex:1; }
.sidebar nav button {
    display: flex; align-items: center; gap: 12px; width: 100%;
    padding: 12px 10px; background: transparent; border: none; border-radius: 14px;
    color: var(--text-secondary); font-size: 14px; font-weight: 500; cursor: pointer;
    transition: all 0.2s; text-align: left; white-space: nowrap; overflow: hidden;
}
.sidebar nav button svg { width: 20px; height: 20px; flex-shrink:0; stroke: currentColor; }
.sidebar nav button span { opacity: 0; transition: opacity 0.3s; }
.sidebar:hover nav button span { opacity: 1; }
.sidebar nav button:hover { background: var(--bg-hover); color: var(--text-primary); }
.sidebar nav button.active { background: var(--accent); color: var(--accent-text); }
.sidebar-bottom { padding: 0 12px; margin-top: auto; }
.theme-toggle-sidebar {
    display: flex; align-items: center; gap: 12px; width: 100%;
    padding: 12px 14px; background: transparent; border: none; border-radius: 14px;
    color: var(--text-secondary); font-size: 14px; font-weight: 500; cursor: pointer;
    transition: all 0.2s; white-space: nowrap; overflow: hidden;
}
.theme-toggle-sidebar svg { width: 20px; height: 20px; flex-shrink:0; stroke: currentColor; }
.theme-toggle-sidebar span { opacity: 0; transition: opacity 0.3s; }
.sidebar:hover .theme-toggle-sidebar span { opacity: 1; }
.theme-toggle-sidebar:hover { background: var(--bg-hover); color: var(--text-primary); }

.main {
    margin-left: 64px; flex:1; padding: 28px 40px 40px;
    min-height: 100vh; background: var(--bg-primary);
    transition: margin-left 0.35s ease, background 0.4s;
}
.top-bar {
    display: flex; justify-content: space-between; align-items: center;
    margin-bottom: 32px; gap: 20px;
}
.top-bar h2 {
    font-size: 28px; font-weight: 700; color: var(--text-primary); letter-spacing: -0.5px;
}
.search-wrapper { display: flex; gap: 10px; flex:1; max-width: 480px; }
.search-wrapper input {
    flex:1; padding: 12px 20px; border-radius: 100px; border: 1px solid var(--border-color);
    background: var(--bg-input); color: var(--text-primary); font-size: 15px; outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.search-wrapper input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(255,255,255,0.05); }
.search-wrapper input::placeholder { color: var(--text-muted); }
.search-wrapper button {
    padding: 12px 28px; background: var(--accent); border: none; border-radius: 100px;
    color: var(--accent-text); font-weight: 600; font-size: 15px; cursor: pointer;
    transition: background 0.2s, transform 0.15s;
}
.search-wrapper button:hover { background: var(--accent-hover); transform: scale(1.02); }

.movie-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 20px;
}
.movie-card {
    background: var(--bg-card); border-radius: var(--card-radius); overflow: hidden;
    cursor: pointer; transition: transform 0.35s cubic-bezier(0.25,0.1,0.25,1), box-shadow 0.35s, border-color 0.35s;
    border: 1px solid var(--border-color); position: relative; backdrop-filter: blur(10px);
    will-change: transform;
}
.movie-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-hover); border-color: var(--accent); }
.poster-wrap {
    position: relative; width: 100%; aspect-ratio: 16/9; overflow: hidden; background: var(--bg-secondary);
}
.poster-wrap img {
    width: 100%; height: 100%; object-fit: cover; display: block;
    transition: transform 0.5s ease; loading: lazy;
}
.movie-card:hover .poster-wrap img { transform: scale(1.06); }
.fallback-icon {
    width: 100%; height: 100%; display: flex; align-items: center; justify-content: center;
    background: var(--bg-secondary);
}
.fallback-icon svg { width: 40px; height: 40px; stroke: var(--text-muted); }
.card-info { padding: 14px 16px 16px; }
.card-info h3 {
    font-size: 15px; font-weight: 600; margin-bottom: 6px;
    white-space: nowrap; overflow: hidden; text-overflow: ellipsis; color: var(--text-primary);
}
.meta { display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: var(--text-muted); font-weight: 500; }
.rating { color: var(--accent); font-weight: 600; }
.quality-badge {
    position: absolute; top: 12px; right: 12px; background: var(--accent); color: var(--accent-text);
    font-size: 10px; font-weight: 700; padding: 4px 10px; border-radius: 100px; text-transform: uppercase;
    backdrop-filter: blur(10px);
}

#detailPage {
    display: none; position: fixed; top:0; left:0; right:0; bottom:0;
    background: var(--bg-primary); z-index: 1000; overflow-y: auto;
    transition: background 0.4s;
}
#detailPage.show { display: block; animation: fadeIn 0.25s ease; }
@keyframes fadeIn { from { opacity:0; } to { opacity:1; } }
.detail-backdrop {
    position: absolute; top:0; left:0; right:0; height: 500px;
    background-size: cover; background-position: center 20%; opacity: 0.12;
    z-index: 0; mask-image: linear-gradient(to bottom, black 30%, transparent 100%);
    -webkit-mask-image: linear-gradient(to bottom, black 30%, transparent 100%);
}
.detail-content { max-width: 1000px; margin:0 auto; position: relative; z-index:1; padding: 40px 48px 60px; }
.detail-close {
    position: fixed; top:24px; right:32px; width:44px; height:44px; border-radius:50%;
    background: var(--bg-card); border:1px solid var(--border-color); color: var(--text-primary);
    cursor:pointer; z-index:1001; font-size:20px; display:flex; align-items:center; justify-content:center;
    transition: all 0.2s; backdrop-filter: blur(20px);
}
.detail-close:hover { background: var(--accent); color: var(--accent-text); transform: rotate(90deg); }
.detail-header-row { display:flex; gap:48px; margin-bottom:40px; flex-wrap: wrap; }
.detail-poster { width:280px; border-radius: var(--card-radius); box-shadow: var(--shadow-hover); border:1px solid var(--border-color); flex-shrink:0; aspect-ratio:2/3; object-fit:cover; }
.detail-info-col { flex:1; min-width:280px; }
.detail-title { font-size: 44px; font-weight: 800; margin-bottom:8px; color:var(--text-primary); letter-spacing:-1px; line-height:1.1; }
.detail-tagline { font-size:16px; color:var(--text-muted); margin-bottom:18px; font-style:italic; }
.detail-meta { color:var(--text-secondary); font-size:15px; margin-bottom:20px; display:flex; gap:20px; flex-wrap:wrap; align-items:center; font-weight:500; }
.rating-badge { background:var(--accent); color:var(--accent-text); padding:4px 14px; border-radius:100px; font-weight:600; font-size:14px; display:flex; align-items:center; gap:4px; }
.genre-tag { background:var(--bg-input); padding:4px 14px; border-radius:100px; font-size:13px; font-weight:500; color:var(--text-secondary); border:1px solid var(--border-color); }
.detail-overview { font-size:16px; line-height:1.7; color:var(--text-secondary); margin-bottom:32px; }
.detail-actions { display:flex; gap:12px; flex-wrap:wrap; }
.detail-play-btn {
    padding:16px 40px; background:var(--accent); border:none; border-radius:100px;
    color:var(--accent-text); font-size:17px; font-weight:700; cursor:pointer;
    transition: all 0.2s; display:inline-flex; align-items:center; gap:12px;
    box-shadow: 0 8px 24px rgba(0,0,0,0.3); backdrop-filter: blur(10px);
}
.detail-play-btn:hover { background:var(--accent-hover); transform:scale(1.03); }
.detail-play-btn svg { width:20px; height:20px; fill:currentColor; }

.seasons-section { margin-top:48px; border-top:1px solid var(--border-color); padding-top:36px; }
.seasons-section h3 { font-size:22px; font-weight:700; margin-bottom:24px; color:var(--text-primary); }
.season-selector { margin-bottom:24px; }
.season-selector select {
    padding:12px 20px; border-radius:100px; border:1px solid var(--border-color);
    background:var(--bg-input); color:var(--text-primary); font-size:15px; font-weight:600;
    outline:none; cursor:pointer; width:200px; appearance:none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23888' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat; background-position: right 16px center;
    transition: border-color 0.2s;
}
.season-selector select:focus { border-color: var(--accent); }
.episode-list { display:flex; flex-direction:column; gap:6px; max-height:500px; overflow-y:auto; }
.episode-item {
    display:flex; align-items:center; gap:16px; padding:14px 18px; border-radius:16px;
    cursor:pointer; transition: background 0.2s; border:1px solid transparent; background:var(--bg-card);
}
.episode-item:hover { background:var(--bg-hover); border-color:var(--border-color); }
.ep-num { font-weight:700; font-size:14px; color:var(--accent); min-width:36px; text-align:center; }
.ep-title { flex:1; font-size:15px; font-weight:500; color:var(--text-primary); }
.ep-duration { font-size:13px; color:var(--text-muted); }
.ep-play-icon { opacity:0; transition: opacity 0.2s; color:var(--accent); font-weight:700; }
.episode-item:hover .ep-play-icon { opacity:1; }

#playerOverlay { display:none; position:fixed; top:0; left:0; right:0; bottom:0; background:#000; z-index:2000; }
#playerOverlay.show { display:block; }
#playerOverlay iframe { width:100%; height:100%; border:none; }
.player-controls {
    position:fixed; top:24px; right:32px; z-index:2001; display:flex; gap:12px; align-items:center;
    opacity:1; transition: opacity 0.4s;
}
.player-controls.hidden { opacity:0; pointer-events:none; }
.player-controls select, .player-controls button {
    background: rgba(28,28,30,0.8); backdrop-filter: blur(20px);
    border:1px solid rgba(255,255,255,0.1); color:#fff; padding:10px 18px;
    border-radius:100px; cursor:pointer; font-size:14px; font-weight:600;
    transition: all 0.2s; -webkit-appearance:none;
}
.player-controls select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat:no-repeat; background-position:right 16px center; padding-right:36px;
}
.player-controls button:hover, .player-controls select:hover { background: rgba(255,255,255,0.9); color:#000; }
.player-close-btn { width:40px; height:40px; border-radius:50%; display:flex; align-items:center; justify-content:center; font-size:18px; padding:0!important; }
.toast-fallback {
    position:fixed; bottom:30px; left:50%; transform:translateX(-50%); background:rgba(0,0,0,0.9);
    color:#fff; padding:12px 24px; border-radius:100px; font-size:14px; font-weight:500;
    z-index:2100; display:none; backdrop-filter:blur(10px);
}

@media (max-width:768px) {
    .sidebar { width:56px; }
    .sidebar:hover { width:190px; }
    .main { margin-left:56px; padding:20px; }
    .top-bar { flex-direction:column; align-items:stretch; }
    .top-bar h2 { font-size:22px; }
    .search-wrapper { max-width:100%; }
    .movie-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap:16px; }
    .detail-content { padding:20px; }
    .detail-header-row { flex-direction:column; align-items:center; gap:24px; }
    .detail-poster { width:180px; }
    .detail-title { font-size:30px; text-align:center; }
    .detail-meta { justify-content:center; }
    .detail-actions { justify-content:center; }
    .detail-play-btn { width:100%; justify-content:center; }
}
@media (max-width:480px) {
    .movie-grid { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); gap:12px; }
}