:root {
    /* Colors */
    --color-bg-primary: #07090e;
    --color-text-default: #9ca3af;
    --color-accent: #ec4899;
    --color-accent-hover: #f472b6;
    --color-white: #fff;
    --color-text-light: #e5e7eb;
    --color-text-muted: #6b7280;
    --color-overlay-white: rgba(255, 255, 255, 0.1);
    --color-overlay-white-light: rgba(255, 255, 255, 0.08);
    --color-overlay-white-heavy: rgba(255, 255, 255, 0.15);
    --color-border: rgba(156, 163, 175, 0.3);
    --color-accent-overlay: rgba(236, 72, 153, 0.1);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 0.75rem;
    --spacing-base: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    
    /* Layout */
    --max-width-container: 1280px;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 6px;
    --radius-base: 8px;
    --radius-lg: 12px;
    
    /* Transitions */
    --transition-base: 0.3s ease;
    
    /* Typography */
    --font-family-base: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
}

/* Article Container */
.article-container {
    max-width: var(--max-width-container);
    margin: 0 auto;
    padding-top: 20px;
    color: var(--color-text-default);
}

.article-container article {
    background: linear-gradient(135deg, var(--color-overlay-white-light) 0%, var(--color-overlay-white) 100%);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    overflow: hidden;
    transition: all var(--transition-base);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: relative;
}

.article-container article::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-hover) 100%);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.article-container article:hover {
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.2);
    transform: translateY(-3px);
    border-color: var(--color-accent);
}

.article-container article:hover::before {
    opacity: 1;
}

.article-container header {
    padding: var(--spacing-xl) var(--spacing-xl) 0;
    margin-bottom: var(--spacing-lg);
    position: relative;
}

.article-container h1 {
    color: var(--color-white);
    font-size: 2.2rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.3);
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-text-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.article-container section {
    padding: 0 var(--spacing-xl) var(--spacing-xl);
    line-height: 1.8;
    font-size: 1.05rem;
}

.article-container footer {
    padding: var(--spacing-lg) var(--spacing-xl);
    border-top: 1px solid var(--color-border);
    background: linear-gradient(135deg, var(--color-overlay-white) 0%, var(--color-overlay-white-light) 100%);
    font-size: 0.9rem;
    color: var(--color-text-muted);
}

/* Article Links */
.article-container a {
    color: var(--color-accent);
    text-decoration: none;
    position: relative;
    font-weight: 500;
    transition: all var(--transition-base);
    border-bottom: 1px solid transparent;
}

.article-container a::before {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-accent) 0%, var(--color-accent-hover) 100%);
    transition: width var(--transition-base);
}

.article-container a:hover {
    color: var(--color-accent-hover);
    text-shadow: 0 0 8px rgba(236, 72, 153, 0.3);
    transform: translateY(-1px);
}

.article-container a:hover::before {
    width: 100%;
}

.article-container a:active {
    transform: translateY(0);
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family-base);
    background-color: var(--color-bg-primary);
    color: var(--color-text-default);
    line-height: 1.6;
}

a {
    text-decoration: none;
    color: var(--color-text-default);
    transition: color var(--transition-base);
}

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

/* Header */
.header {
    background: linear-gradient(to bottom, rgba(9, 8, 18, 0.8) 0%, rgba(9, 8, 18, 0) 100%);
    position: sticky;
    top: 0;
    z-index: 100;
}

.header-container {
    max-width: var(--max-width-container);
    margin: 0 auto;
    padding: var(--spacing-base) var(--spacing-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-base);
}

.logo a {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-accent);
    letter-spacing: -0.5px;
}

.menu-btn {
    display: none;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.menu-btn span {
    width: 25px;
    height: 2px;
    background-color: var(--color-white);
    transition: all var(--transition-base);
}

.menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

.navigation {
    display: flex;
    gap: var(--spacing-sm);
    flex: 1;
    justify-content: center;
}

.nav-item {
    padding: var(--spacing-sm) var(--spacing-base);
    border-radius: var(--spacing-xs);
    transition: all var(--transition-base);
    color: var(--color-white);
}

.nav-item:hover {
    color: var(--color-accent);
}

.nav-item.active {
    background-color: var(--color-accent-overlay);
    color: var(--color-accent);
}

/* Desktop Navigation Dropdown với JS */
@media (min-width: 1025px) {
    /* Ẩn items 5-20 trên desktop */
    .nav-item:nth-child(n+5) {
        display: none;
    }
    
    /* Button "Xem thêm" */
    .nav-more-btn {
        padding: var(--spacing-sm) var(--spacing-base);
        border-radius: var(--spacing-xs);
        background: none;
        border: none;
        color: var(--color-white);
        cursor: pointer;
        transition: all var(--transition-base);
        font-size: inherit;
        font-family: inherit;
        display: flex;
        align-items: center;
        gap: var(--spacing-xs);
    }
    
    .nav-more-btn:hover {
        color: var(--color-accent);
    }
    
    /* Dropdown container */
    .nav-dropdown {
        display: none;
        position: absolute;
        top: calc(100% - 15px);
        left: 50%;
        transform: translateX(-50%);
        background: var(--color-text-muted);
        border-radius: var(--radius-base);
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
        padding: var(--spacing-sm);
        z-index: 1002;
        
        /* Grid layout */
        grid-template-columns: repeat(4, 1fr);
        gap: var(--spacing-xs);
        width: 480px;
    }
    
    .nav-dropdown.active {
        display: grid;
    }
    
    /* CSS Hover Logic cho dropdown */
    .nav-more-btn:hover + .nav-dropdown,
    .nav-dropdown:hover {
        display: grid;
    }
    
    /* Style cho dropdown items */
    .nav-dropdown .nav-item {
        display: block;
        color: var(--color-white);
        background: transparent;
        border-radius: var(--radius-sm);
        padding: var(--spacing-sm);
        text-align: center;
        transition: all var(--transition-base);
    }
    
    .nav-dropdown .nav-item:hover {
        background-color: var(--color-accent-overlay);
        color: var(--color-accent);
    }
    
    .nav-dropdown .nav-item.active {
        background-color: var(--color-accent-overlay);
        color: var(--color-accent);
    }
    
    /* Điều chỉnh vị trí dropdown khi header search bar active */
    .header-search-bar.active + * .nav-dropdown,
    .header:has(.header-search-bar.active) .nav-dropdown {
        top: calc(100% - 60px);
    }
}

.header-actions {
    display: flex;
    gap: var(--spacing-base);
    align-items: center;
}

.search-btn,
.lang-btn {
    width: 40px;
    height: 40px;
    background: none;
    border: 1px solid var(--color-border);
    border-radius: var(--spacing-xs);
    color: var(--color-white);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
}


.search-btn:hover,
.lang-btn:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
}

.search-btn {
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Header Search */
.header-search-bar {
    width: 100%;
    background: rgba(9, 8, 18, 0);
    display: none;
    position: relative;
    z-index: 1001;
}

.header-search-bar.active {
    display: block;
}

.header-search-container {
    position: relative;
    max-width: var(--max-width-container);
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
}

.header-search-input {
    width: 100%;
    height: 45px;
    padding: var(--spacing-base) 3.5rem var(--spacing-base) var(--spacing-lg);
    background-color: var(--color-overlay-white);
    border: 3px solid var(--color-accent);
    border-radius: var(--radius-base);
    color: var(--color-white);
    font-size: 1rem;
    transition: all var(--transition-base);
    position: relative;
    z-index: 1;
}

.header-search-input:focus {
    outline: none;
    border-color: var(--color-accent);
    background-color: var(--color-text-muted);
}

.header-search-input::placeholder {
    color: var(--color-text-default);
}

.header-search-submit {
    position: absolute;
    right: var(--spacing-xl);
    top: 50%;
    transform: translateY(-50%);
    padding: var(--spacing-md) var(--spacing-base);
    background-color: var(--color-accent);
    border: none;
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
    color: var(--color-white);
    cursor: pointer;
    transition: all var(--transition-base);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font-weight: 500;
    z-index: 2;
}

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

/* Language Dropdown */
.language-dropdown {
    position: relative;
}

.language-menu {
    position: absolute;
    top: calc(100% + 10px);
    right: 0;
    background-color: #111827;
    padding: var(--spacing-sm);
    display: none;
    border-radius: var(--radius-base);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
    width: max-content;
    z-index: 1000;
}

.language-menu.active {
    display: flex;
    flex-direction: column;
}

.lang-item {
    text-align: left;
    color: var(--color-white);
    padding: var(--spacing-md) var(--spacing-base);
    border-radius: var(--radius-sm);
    transition: all var(--transition-base);
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: var(--spacing-xl);
    white-space: nowrap;
}

.lang-item.active {
    background-color: var(--color-accent-overlay);
    color: var(--color-accent);
}

.lang-item:hover {
    background-color: var(--color-overlay-white);
    color: var(--color-text-light);
}

/* Main Content */
.main {
    min-height: calc(100vh - 200px);
}

.wrapper {
    max-width: var(--max-width-container);
    margin: 0 auto;
    padding: var(--spacing-lg);
}

/* Search Section */
.search-section {
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.section-header {
    font-size: 1.75rem;
    color: var(--color-text-light);
    margin-bottom: var(--spacing-lg);
}

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

.section-header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-lg);
}

.section-header-container .section-header {
    margin-bottom: 0;
}

.see-more-btn {
    color: var(--color-white);
    font-size: 1rem;
    transition: color var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.see-more-btn:hover {
    color: var(--color-accent);
}

.search-bar {
    position: relative;
    max-width: 600px;
    margin: 0 auto;
}

.search-input {
    width: 100%;
    padding: var(--spacing-base) 3rem var(--spacing-base) var(--spacing-lg);
    border: 1px solid var(--color-border);
    border-radius: var(--spacing-sm);
    color: var(--color-text-light);
    font-size: 1rem;
    transition: all var(--transition-base);
    background-color: var(--color-overlay-white-light);
}

.search-input:focus {
    outline: none;
    border-color: var(--color-accent);
    background-color: var(--color-overlay-white-light);
}

.search-input::placeholder {
    color: var(--color-text-muted);
}

.search-submit-btn {
    position: absolute;
    right: var(--spacing-sm);
    top: 50%;
    transform: translateY(-50%);
    padding: var(--spacing-sm);
    padding-bottom: 5px;
    background: none;
    border: none;
    color: var(--color-text-default);
    cursor: pointer;
    transition: color var(--transition-base);
}

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

/* Suggested Keywords */
.suggested-keywords {
    margin-top: var(--spacing-lg);
    text-align: center;
}

.keywords-label {
    color: var(--color-text-default);
    font-size: 0.9rem;
    margin-bottom: var(--spacing-sm);
    display: block;
}

.keywords-list {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-sm);
}

.keyword-tag {
    background-color: var(--color-overlay-white-light);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    color: var(--color-text-default);
    cursor: pointer;
    font-size: 0.85rem;
    padding: var(--spacing-sm) var(--spacing-base);
    transition: all var(--transition-base);
    white-space: nowrap;
    font-family: inherit;
    display: inline-block;
    text-decoration: none;
}

.keyword-tag:hover {
    background-color: var(--color-accent-overlay);
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-1px);
}

.keyword-tag:active {
    transform: translateY(0);
}

/* Movies Section */
.movies-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--spacing-base);
    margin-bottom: var(--spacing-xl);
}

.movie-item {
    position: relative;
    overflow: hidden;
    transition: transform var(--transition-base);
}

.movie-item:hover {
    transform: scale(1.025);
}

.movie-item:hover .movie-title {
    color: var(--color-accent);
}

.movie-poster {
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-base);
}

.movie-item img {
    width: 100%;
    aspect-ratio: var(--img-aspect-ratio);
    object-fit: cover;
    border-radius: var(--radius-base);
}

.movie-title {
    font-size: 0.9rem;
    color: var(--color-text-default);
    text-align: left;
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    -webkit-box-orient: vertical;
    line-height: 1.3;
}

.movie-badge {
    position: absolute;
    bottom: 0;
    left: 0;
    background-color: var(--color-bg-primary);
    color: var(--color-white);
    font-size: 0.7rem;
    font-weight: 500;
    padding: 4px 14px 4px 8px;
    z-index: 10;
    border-radius: 0 var(--radius-lg) 0 0;
    transition: all var(--transition-base);
}


/* Load More */
.load-more {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.load-more-text {
    color: #b8babc;
    font-size: 1rem;
    transition: color var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    /* Button-friendly defaults */
    background: none;
    border: none;
    cursor: pointer;
    font: inherit;
}

.load-more-text:hover {
    color: var(--color-accent);
}

/* Button disabled state and spinner for load more */
.load-more-text:disabled {
    opacity: 0.6;
    cursor: not-allowed;
}

.btn-loading {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-spinner {
    width: 16px;
    height: 16px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

/* Pagination */
.pagination {
    display: flex;
    justify-content: center;
    gap: var(--spacing-sm);
    align-items: center;
}

.page-link {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--spacing-xs);
    transition: all var(--transition-base);
}

.page-link:hover {
    background-color: var(--color-accent-overlay);
    color: var(--color-accent);
}

.page-link.active {
    background-color: var(--color-accent);
    color: white;
}

.page-dots {
    color: var(--color-text-muted);
    padding: 0 var(--spacing-sm);
}

/* Back to top */
.back-to-top-container {
    text-align: center;
    margin-top: var(--spacing-xl);
}

.back-to-top-btn {
    color: var(--color-white);
    font-size: 1rem;
    transition: color var(--transition-base);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.back-to-top-btn:hover {
    color: var(--color-accent);
}

/* Layout Utilities */
.layout-grid-3-1 {
    display: grid;
    grid-template-columns: 2.5fr 1fr;
    gap: var(--spacing-base);
}

.layout-sticky {
    position: sticky;
    top: 20px;
    height: fit-content;
}

/* Component Modifiers */
.movie-item--horizontal {
    margin-bottom: var(--spacing-base);
}

.movie-item--horizontal a {
    display: flex;
    gap: 6px;
    align-items: flex-start;
}

.movie-item--horizontal .movie-poster {
    width: 190px;
    flex-shrink: 0;
}

.movie-item--horizontal img {
    width: 100%;
}

.movie-item--horizontal .movie-title {
    font-size: 0.9rem;
    line-height: 1.4;
    margin-bottom: var(--spacing-xs);
}

.movie-item--horizontal .movie-views {
    display: none;
}

.section-header--large {
    font-size: 18px;
    color: var(--color-white);
    overflow: hidden;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    -webkit-box-orient: vertical;
    line-height: 1.3;
}

.load-more-text--inline {
    display: inline-flex;
    margin-right: var(--spacing-base);
}

.highlight-text--tags {
    color: rgb(235, 203, 139);
    font-weight: bold;
}

.text-separator {
    color: var(--color-text-muted);
    margin: 0 var(--spacing-sm);
}

/* Video specific */
.video-player {
    background-color: #000;
    border-radius: var(--radius-base);
    overflow: hidden;
    max-width: 800px;
    margin: 0 auto var(--spacing-base) auto;
}

.video-player iframe {
    width: 100%;
	aspect-ratio: 16 / 9;
    height: auto;
    display: block;
    border-radius: var(--radius-base);
}

.video-actions {
    margin: var(--spacing-lg) 0;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

/* Server Buttons Group */
.server-buttons {
    display: flex;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.server-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-base);
    color: var(--color-text-light);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.server-btn:hover {
    background: var(--color-bg-tertiary);
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-1px);
}

.server-btn--active {
    background: var(--color-accent);
    border-color: var(--color-accent);
    color: white;
}

.server-btn--active:hover {
    background: var(--color-accent);
    color: white;
    transform: translateY(-1px);
}

/* Interaction Buttons Group */
.interaction-buttons {
    display: flex;
    gap: var(--spacing-sm);
    align-items: center;
}

.interaction-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    background: var(--color-bg-secondary);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-base);
    color: var(--color-text-light);
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.interaction-btn:hover {
    background: var(--color-bg-tertiary);
    border-color: var(--color-accent);
    transform: translateY(-1px);
}

/* Like button specific styles */
.like-btn:hover {
    color: #ff4757 !important;
    border-color: #ff4757 !important;
}

.like-btn:hover .icon {
    stroke: #ff4757 !important;
}

.like-btn.liked {
    background: #ff4757 !important;
    border-color: #ff4757 !important;
    color: white !important;
}

.like-btn.liked .icon {
    fill: white !important;
    stroke: white !important;
}

.like-btn.liked:hover {
    background: #ff3742 !important;
    transform: translateY(-1px) scale(1.02);
}

/* View count specific styles */
.view-count {
    cursor: default;
}

.view-count:hover {
    transform: none;
    border-color: var(--color-border);
    background: var(--color-bg-secondary);
}

/* Mobile responsive layout */
@media (max-width: 768px) {
    .video-actions {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-md);
    }
    
    .server-buttons {
        justify-content: center;
        width: 100%;
    }
    
    .server-btn {
        flex: 1;
        min-width: 0;
        justify-content: center;
    }
    
    .interaction-buttons {
        justify-content: center;
        width: 100%;
    }
    
    .interaction-btn {
        flex: 1;
        justify-content: center;
        max-width: 150px;
    }
}

.video-description {
    margin: var(--spacing-xl) 0;
    color: var(--color-text-light);
    line-height: 1.8;
}

.video-description p {
    margin-bottom: var(--spacing-md);
}

.video-tags {
    margin: var(--spacing-xl) 0;
    color: var(--color-text-default);
}

/* Responsive */
@media (max-width: 1024px) {
    .layout-grid-3-1 {
        grid-template-columns: 1fr;
    }
    
    .layout-sticky {
        position: relative;
        top: 0;
    }
    
    .layout-sticky > div {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-base);
    }
    
    .movie-item--horizontal {
        margin-bottom: 0;
    }
    
    .movie-item--horizontal a {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
    
    .movie-item--horizontal .movie-poster {
        width: 100%;
    }
}

@media (max-width: 768px) {
    .layout-sticky > div {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Footer */
.footer {
    background-color: var(--color-bg-primary);
}

.footer-container {
    max-width: var(--max-width-container);
    margin: 0 auto;
    padding: var(--spacing-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-column h3 {
    color: var(--color-text-light);
    margin-bottom: var(--spacing-base);
    font-size: 1.1rem;
}

.footer-column ul {
    list-style: none;
}

.footer-column li {
    margin-bottom: var(--spacing-sm);
}

.about-text {
    line-height: 1.6;
    font-size: 0.9rem;
    color: var(--color-text-default);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-xl);
    border-top: 1px solid var(--color-overlay-white);
    color: var(--color-white);
}

.footer-logo {
    color: var(--color-accent);
    font-weight: 600;
    transition: color var(--transition-base);
}

.footer-logo:hover {
    color: var(--color-accent-hover);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .header-container {
        padding: var(--spacing-base);
    }
    
    .menu-btn {
        display: flex;
        order: 3;
    }
    
    .navigation {
        position: absolute;
        top: calc(100% - 10px);
        right: 0;
        background-color: #111827;
        flex-direction: column;
        padding: var(--spacing-sm);
        display: none;
        border-radius: var(--radius-base);
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.3);
        width: max-content;
    }
    
    .navigation.active {
        display: flex;
        margin-right: var(--spacing-base);
        /* Giới hạn chiều cao và scroll */
        max-height: 70vh;
        overflow-y: auto;
        overflow-x: hidden;
        /* Đảm bảo items căn từ top */
        align-items: stretch;
        justify-content: flex-start;
    }
    
    /* Mũi tên xuống báo hiệu scroll - Real element thay vì pseudo */
    .nav-scroll-indicator {
        position: fixed;
        bottom: 185px;
        right: 90px;
        color: var(--color-accent);
        font-size: 20px;
        font-weight: bold;
        z-index: 9999; /* Cao nhất để đảm bảo luôn click được */
        animation: bounce 2s infinite;
        background: none;
        border: none;
        padding: 8px;
        cursor: pointer;
        opacity: 1;
        visibility: visible;
        transition: opacity 0.3s ease, visibility 0.3s ease;
        display: none; /* Mặc định ẩn, JS sẽ hiển thị khi cần */
        /* Đảm bảo có thể click */
        pointer-events: auto;
        user-select: none;
        border-radius: 4px;
    }
    
    /* Hiển thị khi navigation active và có class show */
    .nav-scroll-indicator.show {
        display: block;
    }
    
    /* Ẩn khi có class hide */
    .nav-scroll-indicator.hide {
        opacity: 0;
        visibility: hidden;
    }
    
    /* Animation bounce cho mũi tên */
    @keyframes bounce {
        0%, 20%, 50%, 80%, 100% {
            transform: translateY(0);
        }
        40% {
            transform: translateY(-8px);
        }
        60% {
            transform: translateY(-4px);
        }
    }
    
    /* Reset nav-items để hiển thị trong mobile menu */
    .navigation .nav-item {
        display: none; /* Ẩn mặc định */
    }
    
    .navigation.active .nav-item {
        display: block; /* Hiển thị khi navigation active */
        text-align: left;
        color: var(--color-white);
        border-radius: var(--radius-sm);
        transition: background-color var(--transition-base);
        padding: var(--spacing-sm) var(--spacing-base);
        margin: 2px var(--spacing-xs);
        width: calc(100% - 2 * var(--spacing-xs));
        flex-shrink: 0; /* Không co lại */
    }
    
    .nav-item:hover {
        background-color: var(--color-accent-overlay);
        color: var(--color-accent);
    }
    
    .navigation.active .nav-item.active {
        background-color: var(--color-accent-overlay);
        color: var(--color-accent);
    }
    
    /* Custom scrollbar cho navigation */
    .navigation::-webkit-scrollbar {
        width: 6px;
    }
    
    .navigation::-webkit-scrollbar-track {
        background: transparent;
    }
    
    .navigation::-webkit-scrollbar-thumb {
        background: var(--color-text-disabled);
        border-radius: 3px;
    }
    
    .navigation::-webkit-scrollbar-thumb:hover {
        background: var(--color-text-default);
    }
    
    /* Hide desktop dropdown elements on mobile */
    .nav-more-btn,
    .nav-dropdown {
        display: none !important;
    }
    
    .header-actions {
        order: 2;
        margin-left: auto;
    }
    
    .logo {
        order: 1;
    }
    
    .movies-grid {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 600px) {
    .wrapper {
        padding: var(--spacing-base);
    }
    
    .section-header {
        font-size: 1.5rem;
    }
    
    .movies-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-base);
    }
    
    /* Responsive Keywords */
    .keywords-list {
        gap: var(--spacing-xs);
    }
    
    .keyword-tag {
        font-size: 0.8rem;
        padding: 6px var(--spacing-sm);
    }
    
    .pagination {
        flex-wrap: wrap;
    }
}

/* Filter Tabs */
.filter-tabs {
    display: flex;
    gap: var(--spacing-sm);
    margin: var(--spacing-lg) 0;
    flex-wrap: wrap;
}

.tab-btn {
    padding: var(--spacing-sm) var(--spacing-base);
    background: var(--color-overlay-white-light);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-sm);
    color: var(--color-text-default);
    cursor: pointer;
    transition: all var(--transition-base);
    font-size: 0.875rem;
    font-weight: 500;
    white-space: nowrap;
}

.tab-btn:hover {
    background: var(--color-overlay-white);
    color: var(--color-accent);
    border-color: var(--color-accent);
}

.tab-btn.active {
    background: var(--color-accent);
    color: var(--color-white);
    border-color: var(--color-accent);
}

/* Loading Spinner */
.loading-container {
    display: none; /* Ẩn ban đầu, sẽ hiển thị khi cần */
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl) 0;
    min-height: 200px;
}

.loading-spinner {
    position: relative;
    width: 60px;
    height: 60px;
    margin-bottom: var(--spacing-base);
}

.spinner-ring {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    border: 3px solid transparent;
    border-top: 3px solid var(--color-accent);
    border-radius: 50%;
    animation: spin 1.2s linear infinite;
}

.spinner-ring:nth-child(2) {
    animation-delay: -0.4s;
    border-top-color: var(--color-accent-hover);
    width: 80%;
    height: 80%;
    top: 10%;
    left: 10%;
}

.spinner-ring:nth-child(3) {
    animation-delay: -0.8s;
    border-top-color: rgba(236, 72, 153, 0.6);
    width: 60%;
    height: 60%;
    top: 20%;
    left: 20%;
}

.loading-text {
    color: var(--color-text-muted);
    font-size: 0.875rem;
    font-weight: 500;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Pagination Container */
.pagination-container {
    margin-top: var(--spacing-xl);
    display: flex;
    justify-content: center;
}

/* Responsive adjustments */
@media (max-width: 1024px) {
    .filter-tabs {
        gap: var(--spacing-xs);
        display: grid;
        grid-template-columns: repeat(4, 1fr);
    }
    
    .tab-btn {
        padding: var(--spacing-sm) var(--spacing-xs);
        font-size: 0.875rem;
        text-align: center;
        justify-self: stretch;
    }
    
    .loading-spinner {
        width: 50px;
        height: 50px;
    }
}