/* ==========================================================================
   VP Movie - Tối giản & Tốc độ
   ========================================================================== */

:root {
    --bg-base: #0a0a0a;
    --bg-surface: #141414;
    --bg-hover: #1f1f1f;
    --text-primary: #e5e5e5;
    --text-muted: #808080;
    --accent: #e50914; /* Đỏ phong cách rạp phim */
    --radius: 4px;
}

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background-color: var(--bg-base);
    color: var(--text-primary);
    line-height: 1.5;
}

a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--accent);
}

ul {
    list-style: none;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

/* Header */
.site-header {
    background-color: var(--bg-surface);
    border-bottom: 1px solid #222;
    padding: 16px 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 24px;
    font-weight: 700;
    color: var(--accent);
    letter-spacing: -0.5px;
}

.main-menu {
    display: flex;
    gap: 24px;
}

/* Lưới Video */
.video-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 20px;
    margin: 32px 0;
}

.video-card {
    background: var(--bg-surface);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform 0.2s;
}

.video-card:hover {
    transform: translateY(-4px);
}

.video-thumb {
    position: relative;
    aspect-ratio: 16/9;
    background: #222;
}

.video-thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-meta-labels {
    position: absolute;
    bottom: 8px;
    right: 8px;
    display: flex;
    gap: 6px;
}

.label-quality, .label-duration {
    background: rgba(0, 0, 0, 0.8);
    color: #fff;
    font-size: 11px;
    padding: 2px 6px;
    border-radius: 2px;
    font-weight: 600;
}

.label-quality {
    background: var(--accent);
}

.video-info {
    padding: 12px;
}

.video-title {
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.video-stats {
    font-size: 12px;
    color: var(--text-muted);
}

/* Styling Thanh Tìm Kiếm */
.header-search {
    flex-grow: 1;
    max-width: 400px;
    margin: 0 24px;
}

.search-form {
    display: flex;
    background: #000;
    border: 1px solid #333;
    border-radius: 20px;
    overflow: hidden;
}

.search-field {
    flex-grow: 1;
    background: transparent;
    border: none;
    color: #fff;
    padding: 8px 16px;
    font-size: 14px;
    outline: none;
}

.search-submit {
    background: transparent;
    border: none;
    color: var(--text-muted);
    padding: 0 16px;
    cursor: pointer;
    font-size: 16px;
    transition: 0.2s;
}

.search-submit:hover {
    color: var(--accent);
}

/* Pagination Styling */
.pagination {
    display: flex;
    justify-content: center;
    gap: 8px;
}

.pagination .page-numbers {
    display: inline-block;
    padding: 8px 16px;
    background: var(--bg-surface);
    border: 1px solid #333;
    border-radius: var(--radius);
    color: var(--text-primary);
}

.pagination .current {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

/* Layout 2 Cột */
.site-layout {
    display: grid;
    grid-template-columns: 1fr 300px;
    gap: 32px;
    margin-top: 32px;
}

/* Responsive Mobile */
@media (max-width: 992px) {
    .site-layout {
        grid-template-columns: 1fr;
    }
    
    .sidebar-column {
        margin-top: 24px;
    }
    
    .header-search {
        margin: 0 16px;
    }
}

@media (max-width: 768px) {
    .menu-toggle {
        display: block !important;
    }
    
    .main-navigation {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--bg-surface);
        padding: 16px;
        border-bottom: 1px solid #222;
        box-shadow: 0 10px 20px rgba(0,0,0,0.5);
    }
    
    .main-navigation.is-active {
        display: block;
    }
    
    .main-menu {
        flex-direction: column;
        gap: 16px;
    }
    
    .video-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 16px;
    }
}