/* ============================================================
   REELSHORT - Premium Dark Theme
   ============================================================ */
:root {
    --bg-primary: #0a0a0f;
    --bg-secondary: #12121a;
    --bg-card: #1a1a25;
    --bg-elevated: #222230;
    --accent: #e63946;
    --accent-glow: rgba(230, 57, 70, 0.3);
    --accent-hover: #ff4d5a;
    --text-primary: #f1f1f5;
    --text-secondary: #8e8ea0;
    --text-muted: #555568;
    --border: rgba(255, 255, 255, 0.06);
    --glass: rgba(18, 18, 26, 0.85);
    --radius: 12px;
    --radius-sm: 8px;
    --shadow: 0 8px 32px rgba(0,0,0,0.4);
    --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
    --nav-height: 56px;
    --bottom-nav: 60px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

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

.accent { color: var(--accent); }

/* ============================================================
   TOP NAV
   ============================================================ */
#topNav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--nav-height);
    background: var(--glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
    display: flex;
    align-items: center;
}

.nav-inner {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
    display: flex;
    align-items: center;
    gap: 16px;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    flex-shrink: 0;
    transition: var(--transition);
}
.nav-brand:hover { opacity: 0.8; }

.brand-icon {
    width: 32px;
    height: 32px;
    background: var(--accent);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    color: #fff;
    box-shadow: 0 0 16px var(--accent-glow);
}

.brand-text {
    font-size: 18px;
    font-weight: 800;
    letter-spacing: -0.5px;
}

.nav-search {
    flex: 1;
    max-width: 480px;
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 99px;
    padding: 0 16px;
    height: 38px;
    transition: var(--transition);
}
.nav-search:focus-within {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-glow);
}
.nav-search svg { color: var(--text-muted); flex-shrink: 0; }

#searchInput {
    flex: 1;
    background: none;
    border: none;
    outline: none;
    color: var(--text-primary);
    font-size: 14px;
    font-family: inherit;
}
#searchInput::placeholder { color: var(--text-muted); }

.search-clear {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    font-size: 16px;
    display: none;
    padding: 4px;
}
.search-clear.visible { display: block; }

/* ============================================================
   MAIN CONTENT
   ============================================================ */
#app {
    padding-top: var(--nav-height);
    padding-bottom: calc(var(--bottom-nav) + 16px);
    min-height: 100vh;
}

.page { display: none; animation: fadeIn 0.3s ease; }
.page.active { display: block; }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(8px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Hero */
.hero-section {
    padding: 48px 16px 24px;
    text-align: center;
    max-width: 600px;
    margin: 0 auto;
}
.hero-title {
    font-size: 28px;
    font-weight: 800;
    letter-spacing: -0.5px;
    line-height: 1.2;
    margin-bottom: 8px;
}
.hero-sub {
    color: var(--text-secondary);
    font-size: 14px;
}

.section-header {
    padding: 20px 16px 12px;
    max-width: 1200px;
    margin: 0 auto;
}
.section-header h2 {
    font-size: 18px;
    font-weight: 700;
}

/* ============================================================
   TABS UI
   ============================================================ */
.tabs-wrapper {
    position: relative;
    width: 100%;
    margin-bottom: 24px;
    padding: 0 16px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
}

.tabs-container {
    display: flex;
    overflow-x: auto;
    gap: 12px;
    padding-bottom: 8px; /* For scrollbar */
    scrollbar-width: none; /* Firefox */
}
.tabs-container::-webkit-scrollbar {
    display: none; /* Safari and Chrome */
}

.tab-btn {
    background: var(--bg-card);
    color: var(--text-secondary);
    border: 1px solid var(--border);
    padding: 8px 16px;
    border-radius: 99px;
    font-size: 13px;
    font-weight: 600;
    white-space: nowrap;
    cursor: pointer;
    transition: var(--transition);
    font-family: inherit;
}

.tab-btn:hover {
    background: var(--bg-elevated);
    color: var(--text-primary);
    border-color: rgba(255,255,255,0.2);
}

.tab-btn.active {
    background: var(--accent);
    color: #fff;
    border-color: var(--accent);
    box-shadow: 0 0 16px var(--accent-glow);
}

/* ============================================================
   DRAMA GRID
   ============================================================ */
.drama-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 16px;
    padding: 0 16px 24px;
    max-width: 1200px;
    margin: 0 auto;
}

.drama-card {
    cursor: pointer;
    border-radius: var(--radius);
    overflow: hidden;
    background: var(--bg-card);
    border: 1px solid var(--border);
    transition: var(--transition);
    animation: cardIn 0.4s ease both;
}
.drama-card:hover {
    transform: translateY(-4px);
    border-color: var(--accent);
    box-shadow: 0 12px 40px rgba(0,0,0,0.5), 0 0 0 1px var(--accent-glow);
}

@keyframes cardIn {
    from { opacity: 0; transform: translateY(16px) scale(0.96); }
    to { opacity: 1; transform: translateY(0) scale(1); }
}

.card-poster {
    position: relative;
    width: 100%;
    aspect-ratio: 3/4;
    overflow: hidden;
}
.card-poster img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}
.drama-card:hover .card-poster img { transform: scale(1.05); }

.card-badge {
    position: absolute;
    top: 8px;
    left: 8px;
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 10px;
    font-weight: 700;
    text-transform: uppercase;
}
.badge-new { background: var(--accent); color: #fff; }
.badge-free { background: #2e8ae5; color: #fff; }
.badge-dub { background: #f26118; color: #fff; }

.card-ep-count {
    position: absolute;
    bottom: 8px;
    right: 8px;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(8px);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
}

.card-info {
    padding: 10px;
}
.card-title {
    font-size: 13px;
    font-weight: 600;
    line-height: 1.3;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    margin-bottom: 4px;
}
.card-meta {
    font-size: 11px;
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 4px;
}

/* ============================================================
   DRAMA DETAIL
   ============================================================ */
.drama-detail {
    max-width: 900px;
    margin: 0 auto;
    padding: 16px;
}

.detail-hero {
    display: flex;
    gap: 20px;
    margin-bottom: 24px;
}
.detail-poster {
    width: 140px;
    flex-shrink: 0;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}
.detail-poster img {
    width: 100%;
    aspect-ratio: 3/4;
    object-fit: cover;
}
.detail-info { flex: 1; min-width: 0; }
.detail-title {
    font-size: 22px;
    font-weight: 800;
    line-height: 1.2;
    margin-bottom: 8px;
}
.detail-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 12px;
}
.meta-chip {
    padding: 4px 10px;
    border-radius: 99px;
    font-size: 11px;
    font-weight: 600;
    background: var(--bg-elevated);
    color: var(--text-secondary);
    border: 1px solid var(--border);
}
.detail-desc {
    font-size: 13px;
    color: var(--text-secondary);
    line-height: 1.6;
    display: -webkit-box;
    -webkit-line-clamp: 4;
    line-clamp: 4;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.detail-ep-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}
.detail-ep-header h3 { font-size: 16px; font-weight: 700; }

.episode-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 10px;
}

.episode-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px;
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    border: 1px solid var(--border);
    cursor: pointer;
    transition: var(--transition);
}
.episode-item:hover {
    background: var(--bg-elevated);
    border-color: var(--accent);
}
.episode-item.locked { opacity: 0.5; }

.ep-thumb {
    width: 80px;
    height: 50px;
    border-radius: 6px;
    overflow: hidden;
    flex-shrink: 0;
    position: relative;
}
.ep-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.ep-lock {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.6);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
}

.ep-info { flex: 1; min-width: 0; }
.ep-title {
    font-size: 13px;
    font-weight: 600;
    margin-bottom: 2px;
}
.ep-duration {
    font-size: 11px;
    color: var(--text-muted);
}

/* ============================================================
   VIDEO PLAYER
   ============================================================ */
.player-container {
    max-width: 500px;
    margin: 0 auto;
    padding: 0 16px 16px;
}

.player-wrapper {
    position: relative;
    width: 100%;
    aspect-ratio: 9/16;
    background: #000;
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow);
}

#videoPlayer {
    width: 100%;
    height: 100%;
    object-fit: contain;
    background: #000;
}

.player-overlay {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.2);
    opacity: 0;
    transition: opacity 0.3s;
    cursor: pointer;
    z-index: 5;
}
.player-wrapper:hover .player-overlay,
.player-wrapper.active .player-overlay { opacity: 1; }
.player-wrapper.idle .player-overlay { opacity: 0 !important; cursor: none; }
.player-wrapper.paused .player-overlay { opacity: 1 !important; cursor: pointer; }

.play-btn-big {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--accent);
    border: none;
    color: #fff;
    font-size: 24px;
    cursor: pointer;
    box-shadow: 0 0 32px var(--accent-glow);
    transition: transform 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}
.play-btn-big:hover { transform: scale(1.1); }

.player-controls {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,0.9));
    padding: 32px 12px 12px;
    z-index: 10;
    opacity: 0;
    transition: opacity 0.3s;
}
.player-wrapper:hover .player-controls,
.player-wrapper.active .player-controls { opacity: 1; }
.player-wrapper.idle .player-controls { opacity: 0 !important; pointer-events: none; }
.player-wrapper.paused .player-controls { opacity: 1 !important; pointer-events: auto !important; }

.player-wrapper.idle { cursor: none; }

.progress-bar {
    width: 100%;
    height: 4px;
    background: rgba(255,255,255,0.15);
    border-radius: 2px;
    cursor: pointer;
    margin-bottom: 8px;
    position: relative;
}
.progress-bar:hover { height: 6px; }
.progress-buffered {
    position: absolute;
    left: 0; top: 0;
    height: 100%;
    background: rgba(255,255,255,0.2);
    border-radius: 2px;
}
.progress-filled {
    position: absolute;
    left: 0; top: 0;
    height: 100%;
    background: var(--accent);
    border-radius: 2px;
    transition: width 0.1s linear;
}

.controls-row {
    display: flex;
    align-items: center;
    gap: 8px;
}
.controls-right {
    margin-left: auto;
    display: flex;
    align-items: center;
    gap: 4px;
}

.ctrl-btn {
    background: none;
    border: none;
    color: #fff;
    font-size: 16px;
    cursor: pointer;
    padding: 6px 8px;
    border-radius: 6px;
    transition: var(--transition);
}
.ctrl-btn:hover { background: rgba(255,255,255,0.1); }

.time-display {
    font-size: 12px;
    color: rgba(255,255,255,0.7);
    font-variant-numeric: tabular-nums;
}

.quality-selector {
    position: relative;
}
.quality-btn {
    font-size: 11px !important;
    font-weight: 700;
    border: 1px solid rgba(255,255,255,0.3) !important;
    padding: 2px 8px !important;
}
.quality-menu {
    display: none;
    position: absolute;
    bottom: 36px;
    right: 0;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    min-width: 120px;
    box-shadow: var(--shadow);
    z-index: 20;
}
.quality-menu.open { display: block; }
.quality-option {
    padding: 8px 12px;
    font-size: 12px;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    transition: var(--transition);
}
.quality-option:hover { background: var(--bg-elevated); }
.quality-option.active { color: var(--accent); font-weight: 700; }

.player-loading {
    position: absolute;
    inset: 0;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.5);
    z-index: 15;
}
.player-loading.visible { display: flex; }

.player-error {
    position: absolute;
    inset: 0;
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.85);
    z-index: 15;
    gap: 12px;
}
.player-error.visible { display: flex; }
.error-icon { font-size: 48px; }
.player-error p { color: var(--text-secondary); font-size: 14px; }
.player-error button {
    padding: 8px 24px;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 99px;
    font-weight: 600;
    cursor: pointer;
    font-size: 13px;
}

.player-info {
    padding: 16px 0 8px;
}
.player-info h2 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 4px;
}
.player-info p {
    font-size: 13px;
    color: var(--text-secondary);
}

/* Episode Strip */
.episode-strip {
    display: flex;
    gap: 8px;
    overflow-x: auto;
    padding: 8px 0 16px;
    scrollbar-width: none;
}
.episode-strip::-webkit-scrollbar { display: none; }

.strip-ep {
    flex-shrink: 0;
    width: 52px;
    height: 52px;
    border-radius: var(--radius-sm);
    background: var(--bg-card);
    border: 2px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}
.strip-ep:hover { border-color: var(--accent); }
.strip-ep.active {
    background: var(--accent);
    border-color: var(--accent);
    box-shadow: 0 0 16px var(--accent-glow);
}
.strip-ep.locked { opacity: 0.4; }

/* ============================================================
   LOADING & MISC
   ============================================================ */
.loading-spinner {
    display: flex;
    justify-content: center;
    padding: 48px;
    grid-column: 1 / -1;
}
.spinner {
    width: 36px;
    height: 36px;
    border: 3px solid var(--border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* ============================================================
   BOTTOM NAV
   ============================================================ */
#bottomNav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--bottom-nav);
    background: var(--glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--border);
    display: flex;
    z-index: 100;
}
.bnav-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 10px;
    font-family: inherit;
    cursor: pointer;
    transition: var(--transition);
}
.bnav-item.active { color: var(--accent); }
.bnav-item:hover { color: var(--text-primary); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (min-width: 768px) {
    .drama-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
    .hero-title { font-size: 36px; }
    #bottomNav { display: none; }
    #app { padding-bottom: 16px; }
}

@media (min-width: 1024px) {
    .drama-grid { grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); }
    .episode-list { grid-template-columns: repeat(2, 1fr); }
}

/* Fullscreen player */
.player-wrapper.fullscreen {
    position: fixed;
    inset: 0;
    z-index: 1000;
    border-radius: 0;
    aspect-ratio: auto;
}

/* Number formatter */
.view-count::before { content: '👁 '; }