:root {
    --bg-base: #09090b;
    --bg-surface: #121215;
    --bg-surface-hover: #1e1e22;
    --accent: #8b5cf6;
    --accent-glow: rgba(139, 92, 246, 0.4);
    --text-primary: #ffffff;
    --text-secondary: #a1a1aa;
    --radius-md: 12px;
    --radius-lg: 24px;
    --radius-full: 9999px;
}

body {
    margin: 0;
    background-color: var(--bg-base);
    color: var(--text-primary);
    font-family: 'Inter', system-ui, sans-serif;
    overflow-x: hidden;
}

/* --- BACK BUTTON --- */
.back-btn {
    position: fixed;
    top: 2rem;
    left: 2rem;
    z-index: 100;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.8rem 1.5rem;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    color: white;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s ease;
    cursor: pointer;
}

.back-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(-5px);
}

/* --- HERO VIDEO SECTION --- */
.hero-wrapper {
    position: relative;
    width: 100%;
    height: 85vh; /* Covers most of the screen */
    overflow: hidden;
}

.video-background {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(1.35); /* Zoom to remove black bars */
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
    opacity: 0.6;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, transparent 0%, var(--bg-base) 120%),
                linear-gradient(to top, var(--bg-base) 10%, rgba(9,9,11,0.8) 25%, transparent 60%);
    z-index: 1;
}

/* --- CONTENT LAYOUT --- */
.content-container {
    position: relative;
    z-index: 10;
    max-width: 1600px;
    margin: -350px auto 0 auto; /* Pull content up over the video */
    padding: 0 3rem 4rem 3rem;
    display: grid;
    grid-template-columns: 280px 1fr;
    gap: 3rem;
    animation: slideUp 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

/* LEFT SIDEBAR */
.sidebar {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.poster-card {
    width: 100%;
    aspect-ratio: 2/3;
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.8);
    border: 1px solid rgba(255,255,255,0.1);
}

.poster-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.info-grid {
    background: var(--bg-surface);
    border: 1px solid rgba(255,255,255,0.05);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.info-item h4 { margin: 0 0 0.25rem 0; font-size: 0.85rem; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.5px; }
.info-item span { font-weight: 600; font-size: 1rem; color: var(--text-primary); }

.character-list {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}
.character-item { display: flex; align-items: center; gap: 0.75rem; font-size: 0.95rem; }
.char-dot { width: 6px; height: 6px; background: var(--accent); border-radius: 50%; }

/* RIGHT MAIN CONTENT */
.main-content {
    display: flex;
    flex-direction: column;
    justify-content: flex-end; /* Align header to bottom of hero area */
}

.anime-header {
    margin-bottom: 2rem;
}

.anime-title {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1;
    margin: 0 0 1.5rem 0;
    text-shadow: 0 4px 30px rgba(0,0,0,0.8);
}

.meta-row {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    flex-wrap: wrap;
}

.pill {
    padding: 0.5rem 1.25rem;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.95rem;
}
.pill.score { background: rgba(34, 197, 94, 0.2); color: #4ade80; border-color: rgba(34, 197, 94, 0.2); }

.action-row {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.btn-watch {
    padding: 1rem 3rem;
    background: var(--text-primary);
    color: var(--bg-base);
    border-radius: var(--radius-full);
    font-weight: 800;
    font-size: 1.1rem;
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn-watch:hover {
    transform: scale(1.05);
    box-shadow: 0 0 30px rgba(255, 255, 255, 0.25);
}

.btn-secondary {
    padding: 1rem 2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: white;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 1rem;
    border: 1px solid rgba(255,255,255,0.2);
    cursor: pointer;
    transition: background 0.2s;
}
.btn-secondary:hover { background: rgba(255, 255, 255, 0.2); }

.description-box {
    margin-top: 3rem;
    font-size: 1.15rem;
    line-height: 1.8;
    color: #e4e4e7;
    max-width: 900px;
    background: rgba(255,255,255,0.03);
    padding: 2rem;
    border-radius: var(--radius-md);
    border: 1px solid rgba(255,255,255,0.05);
}

/* EPISODES */
.episodes-section {
    margin-top: 4rem;
}
.section-title { font-size: 1.8rem; font-weight: 800; margin-bottom: 1.5rem; display: flex; align-items: center; gap: 0.8rem; }
.section-title::before { content: ''; width: 4px; height: 28px; background: var(--accent); border-radius: 2px; }

.episodes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 1rem;
}

.episode-btn {
    background: var(--bg-surface);
    border: 1px solid rgba(255,255,255,0.1);
    padding: 1.25rem 1rem;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: 0.2s;
    text-align: center;
    font-weight: 600;
    color: var(--text-secondary);
}

.episode-btn:hover {
    background: var(--bg-surface-hover);
    color: white;
    transform: translateY(-3px);
    border-color: var(--accent);
}

@keyframes slideUp {
    from { opacity: 0; transform: translateY(60px); }
    to { opacity: 1; transform: translateY(0); }
}

@media (max-width: 1024px) {
    .content-container {
        grid-template-columns: 1fr;
        margin-top: -100px;
        padding: 0 1.5rem 4rem 1.5rem;
    }
    .poster-card { width: 220px; margin: 0 auto; box-shadow: 0 10px 30px rgba(0,0,0,0.5); }
    .main-content { text-align: center; align-items: center; }
    .anime-title { font-size: 2.5rem; }
    .meta-row { justify-content: center; }
    .sidebar { display: none; /* Hide sidebar on mobile for simplicity, or move to bottom */ }
}