/**
 * ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
 * PIZAZZ SOCIAL V8.0 - COMPLETE CSS STYLESHEET
 * ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
 * 
 * Modern social media design with:
 * - CSS Custom Properties (Variables)
 * - Dark/Light theme support
 * - Glassmorphism effects
 * - Smooth animations
 * - Mobile-first responsive design
 * - Accessibility features
 * 
 * ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
 */

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   CSS VARIABLES / THEMES
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

:root {
    /* Primary Colors */
    --primary-color: #6366f1;
    --primary-hover: #4f46e5;
    --primary-light: #818cf8;
    --primary-dark: #4338ca;
    --secondary-color: #8b5cf6;
    --accent-color: #ec4899;
    
    /* Status Colors */
    --success-color: #10b981;
    --success-light: #34d399;
    --warning-color: #f59e0b;
    --warning-light: #fbbf24;
    --danger-color: #ef4444;
    --danger-light: #f87171;
    --info-color: #3b82f6;
    --info-light: #60a5fa;
    
    /* Spacing Scale */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --shadow-inner: inset 0 2px 4px 0 rgba(0, 0, 0, 0.06);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, monospace;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    
    /* Z-Index Scale */
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-header: 300;
    --z-overlay: 400;
    --z-modal: 500;
    --z-toast: 600;
    
    /* Layout */
    --header-height: 64px;
    --mobile-nav-height: 60px;
    --sidebar-width: 280px;
    --content-max-width: 680px;
    --container-max-width: 1200px;
}

/* Dark Theme (Default) */
[data-theme="dark"] {
    --background-color: #0f0f23;
    --background-secondary: #1a1a2e;
    --background-tertiary: #16213e;
    --card-background: rgba(26, 26, 46, 0.85);
    --card-background-solid: #1a1a2e;
    --header-bg: rgba(15, 15, 35, 0.95);
    --text-color: #f1f5f9;
    --text-secondary: #94a3b8;
    --text-tertiary: #64748b;
    --text-muted: #475569;
    --border-color: rgba(255, 255, 255, 0.1);
    --border-light: rgba(255, 255, 255, 0.05);
    --input-bg: rgba(255, 255, 255, 0.05);
    --input-border: rgba(255, 255, 255, 0.1);
    --input-focus-border: var(--primary-color);
    --hover-bg: rgba(255, 255, 255, 0.05);
    --active-bg: rgba(255, 255, 255, 0.1);
    --overlay-bg: rgba(0, 0, 0, 0.7);
    --skeleton-base: #1e293b;
    --skeleton-highlight: #334155;
}

/* Light Theme */
[data-theme="light"] {
    --background-color: #f8fafc;
    --background-secondary: #ffffff;
    --background-tertiary: #f1f5f9;
    --card-background: rgba(255, 255, 255, 0.9);
    --card-background-solid: #ffffff;
    --header-bg: rgba(255, 255, 255, 0.95);
    --text-color: #1e293b;
    --text-secondary: #475569;
    --text-tertiary: #64748b;
    --text-muted: #94a3b8;
    --border-color: rgba(0, 0, 0, 0.1);
    --border-light: rgba(0, 0, 0, 0.05);
    --input-bg: rgba(0, 0, 0, 0.02);
    --input-border: rgba(0, 0, 0, 0.1);
    --input-focus-border: var(--primary-color);
    --hover-bg: rgba(0, 0, 0, 0.02);
    --active-bg: rgba(0, 0, 0, 0.05);
    --overlay-bg: rgba(0, 0, 0, 0.5);
    --skeleton-base: #e2e8f0;
    --skeleton-highlight: #f1f5f9;
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   BASE STYLES / RESET
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
}

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-color);
    background: var(--background-color);
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Background pattern/gradient */
body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 15% 85%, rgba(99, 102, 241, 0.12) 0%, transparent 45%),
        radial-gradient(circle at 85% 15%, rgba(139, 92, 246, 0.12) 0%, transparent 45%),
        radial-gradient(circle at 50% 50%, rgba(236, 72, 153, 0.05) 0%, transparent 50%);
    pointer-events: none;
    z-index: -1;
}

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
    color: inherit;
}

input, textarea, select {
    font-family: inherit;
font-size: inherit;
    color: inherit;
}

::selection {
    background: var(--primary-color);
    color: white;
}

/* Focus Styles for Accessibility */
:focus-visible {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   TYPOGRAPHY
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.3;
    color: var(--text-color);
}

h1 { font-size: var(--font-size-3xl); }
h2 { font-size: var(--font-size-2xl); }
h3 { font-size: var(--font-size-xl); }
h4 { font-size: var(--font-size-lg); }
h5 { font-size: var(--font-size-base); }
h6 { font-size: var(--font-size-sm); }

p { margin-bottom: var(--spacing-md); }
p:last-child { margin-bottom: 0; }

.text-small { font-size: var(--font-size-sm); }
.text-xs { font-size: var(--font-size-xs); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }

.text-muted { color: var(--text-muted); }
.text-secondary { color: var(--text-secondary); }
.text-primary { color: var(--primary-color); }
.text-success { color: var(--success-color); }
.text-warning { color: var(--warning-color); }
.text-danger { color: var(--danger-color); }

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   LAYOUT & CONTAINERS
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.container {
    width: 100%;
    max-width: var(--content-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

.container-wide {
    max-width: var(--container-max-width);
}

.container-narrow {
    max-width: 480px;
}

.main-content {
    padding-top: calc(var(--header-height) + var(--spacing-lg));
    padding-bottom: calc(var(--mobile-nav-height) + var(--spacing-xl));
    min-height: 100vh;
}

@media (min-width: 768px) {
    .main-content {
        padding-bottom: var(--spacing-2xl);
    }
}

/* Flex utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-wrap { flex-wrap: wrap; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.items-end { align-items: flex-end; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-end { justify-content: flex-end; }
.gap-sm { gap: var(--spacing-sm); }
.gap-md { gap: var(--spacing-md); }
.gap-lg { gap: var(--spacing-lg); }

/* Grid */
.grid { display: grid; }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
.grid-cols-4 { grid-template-columns: repeat(4, 1fr); }

/* Spacing */
.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }

.p-sm { padding: var(--spacing-sm); }
.p-md { padding: var(--spacing-md); }
.p-lg { padding: var(--spacing-lg); }

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   HEADER
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.main-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--header-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: var(--z-header);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    height: 100%;
    gap: var(--spacing-md);
    position: relative;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-color);
    font-weight: 700;
    font-size: var(--font-size-xl);
    text-decoration: none;
    flex-shrink: 0;
}

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

.logo-icon {
    font-size: 1.75rem;
}

.logo-text {
    display: none;
}

@media (min-width: 768px) {
    .logo-text {
        display: inline;
    }
}

/* Search */
.search-container {
    flex: 1;
    max-width: 400px;
    position: relative;
}

.search-form {
    position: relative;
    display: flex;
    align-items: center;
}

.search-icon {
    position: absolute;
    left: var(--spacing-md);
    color: var(--text-muted);
    pointer-events: none;
}

.search-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md) var(--spacing-sm) 2.75rem;
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    color: var(--text-color);
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

.search-input:focus {
    outline: none;
    border-color: var(--primary-color);
    background: var(--card-background);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

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

.search-results-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--card-background-solid);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    margin-top: var(--spacing-sm);
    max-height: 400px;
    overflow-y: auto;
    display: none;
    z-index: var(--z-dropdown);
}

.search-results-dropdown.show {
    display: block;
}

/* Navigation */
.main-nav {
    display: none;
    align-items: center;
    gap: var(--spacing-xs);
}

/* Mobile menu dropdown when hamburger is clicked */
.main-nav.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 100%;
    right: 0;
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-sm);
    min-width: 200px;
    z-index: 1000;
}

.main-nav.open .nav-item {
    flex-direction: row;
    justify-content: flex-start;
    gap: var(--spacing-sm);
    width: 100%;
}

@media (min-width: 768px) {
    .main-nav {
        display: flex;
    }
    .main-nav.open {
        position: static;
        flex-direction: row;
        background: none;
        box-shadow: none;
        padding: 0;
        min-width: auto;
    }
    .main-nav.open .nav-item {
        flex-direction: column;
        width: auto;
    }
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    text-decoration: none;
    position: relative;
}

.nav-item:hover {
    background: var(--hover-bg);
    color: var(--text-color);
}

.nav-item.active {
    color: var(--primary-color);
}

.nav-item.active::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 24px;
    height: 3px;
    background: var(--primary-color);
    border-radius: var(--radius-full);
}

.nav-icon {
    font-size: 1.25rem;
}

.nav-label {
    font-size: var(--font-size-xs);
    margin-top: 2px;
}

.notification-badge {
    position: absolute;
    top: 4px;
    right: 8px;
    background: var(--danger-color);
    color: white;
    font-size: 0.65rem;
    font-weight: 700;
    padding: 2px 5px;
    border-radius: var(--radius-full);
    min-width: 18px;
    text-align: center;
}

/* User Menu */
.user-menu {
    position: relative;
}

.user-menu-trigger {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    transition: background var(--transition-fast);
}

.user-menu-trigger:hover {
    background: var(--hover-bg);
}

.user-avatar-small {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 2px solid var(--border-color);
}

.user-name {
    display: none;
    font-weight: 500;
    font-size: var(--font-size-sm);
}

@media (min-width: 1024px) {
    .user-name {
        display: inline;
    }
}

.dropdown-arrow {
    font-size: 0.65rem;
    color: var(--text-muted);
    transition: transform var(--transition-fast);
}

.user-menu.open .dropdown-arrow {
    transform: rotate(180deg);
}

.user-dropdown {
    position: absolute;
    top: calc(100% + var(--spacing-sm));
    right: 0;
    width: 260px;
    background: var(--card-background-solid);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
    z-index: var(--z-dropdown);
}

.user-menu.open .user-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
}

.dropdown-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.dropdown-user-info {
    flex: 1;
    min-width: 0;
}

.dropdown-name {
    display: block;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.dropdown-username {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.dropdown-divider {
    height: 1px;
    background: var(--border-color);
    margin: var(--spacing-xs) 0;
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-color);
    font-size: var(--font-size-sm);
    text-decoration: none;
    transition: background var(--transition-fast);
}

.dropdown-item:hover {
    background: var(--hover-bg);
    color: var(--text-color);
}

.dropdown-icon {
    font-size: 1.1rem;
    width: 24px;
    text-align: center;
}

.admin-link {
    color: var(--warning-color);
}

.logout-link {
    color: var(--danger-color);
}

/* Mobile Menu Button */
.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    gap: 5px;
    padding: var(--spacing-sm);
    background: none;
    border: none;
}

@media (min-width: 768px) {
    .mobile-menu-btn {
        display: none;
    }
}

.mobile-menu-btn span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-color);
    border-radius: 1px;
    transition: all var(--transition-fast);
}

/* Hamburger to X animation */
.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

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

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

/* Mobile Navigation */
.mobile-nav {
    display: flex;
    justify-content: space-around;
    align-items: center;
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: var(--mobile-nav-height);
    background: var(--header-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid var(--border-color);
    z-index: var(--z-header);
}

@media (min-width: 768px) {
    .mobile-nav {
        display: none;
    }
}

.mobile-nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
    padding: var(--spacing-sm);
    color: var(--text-muted);
    font-size: var(--font-size-xs);
    text-decoration: none;
    position: relative;
    transition: color var(--transition-fast);
}

.mobile-nav-item:hover,
.mobile-nav-item.active {
    color: var(--primary-color);
}

.mobile-nav-item .nav-icon {
    font-size: 1.35rem;
}

.mobile-nav-item.create-post-btn .create-icon {
    background: var(--primary-color);
    color: white;
    padding: 8px;
    border-radius: var(--radius-full);
    font-size: 1rem;
}

.mobile-badge {
    position: absolute;
    top: 2px;
    right: 50%;
    transform: translateX(100%);
    background: var(--danger-color);
    color: white;
    font-size: 0.6rem;
    font-weight: 700;
    padding: 1px 4px;
    border-radius: var(--radius-full);
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   CARDS
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.card {
    background: var(--card-background);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.card:hover {
    box-shadow: var(--shadow-lg);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
}

.card-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
}

.card-body {
    margin-bottom: var(--spacing-md);
}

.card-footer {
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-light);
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   BUTTONS
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-sm);
    font-weight: 600;
    border-radius: var(--radius-lg);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
    white-space: nowrap;
}

.button-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    box-shadow: 0 4px 14px rgba(99, 102, 241, 0.3);
}

.button-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.4);
    color: white;
}

.button-secondary {
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    color: var(--text-color);
}

.button-secondary:hover {
    background: var(--hover-bg);
    border-color: var(--primary-color);
}

.button-outline {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
}

.button-outline:hover {
    background: var(--primary-color);
    color: white;
}

.button-ghost {
    background: transparent;
    color: var(--text-secondary);
}

.button-ghost:hover {
    background: var(--hover-bg);
    color: var(--text-color);
}

.button-danger {
    background: var(--danger-color);
    color: white;
}

.button-danger:hover {
    background: var(--danger-light);
}

.button-success {
    background: var(--success-color);
    color: white;
}

.button-success:hover {
    background: var(--success-light);
}

.button-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-xs);
}

.button-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-base);
}

.button-block {
    width: 100%;
}

.button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none !important;
}

.button-icon {
    padding: var(--spacing-sm);
    border-radius: var(--radius-full);
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   FORMS
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    margin-bottom: var(--spacing-sm);
    color: var(--text-color);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--spacing-md);
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-color);
    font-size: var(--font-size-base);
    transition: all var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
    background: var(--card-background);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--text-muted);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-error {
    color: var(--danger-color);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

.form-hint {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

.form-checkbox {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
}

.form-checkbox input {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-color);
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   POSTS
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.post {
    background: var(--card-background);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.post:hover {
    box-shadow: var(--shadow-lg);
}

.post-header {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
}

.post-avatar {
    position: relative;
    flex-shrink: 0;
}

.post-avatar img {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 2px solid var(--border-color);
}

.online-indicator {
    position: absolute;
    bottom: 2px;
    right: 2px;
    width: 12px;
    height: 12px;
    background: var(--success-color);
    border: 2px solid var(--card-background-solid);
    border-radius: var(--radius-full);
}

.post-meta {
    flex: 1;
    min-width: 0;
}

.post-author {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-weight: 600;
    color: var(--text-color);
    text-decoration: none;
}

.post-author:hover {
    color: var(--primary-color);
}

.verified-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 16px;
    height: 16px;
    background: var(--primary-color);
    color: white;
    font-size: 10px;
    border-radius: var(--radius-full);
}

.post-date {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.post-mood {
    display: inline-block;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-left: var(--spacing-sm);
}

.post-location {
    display: inline-block;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-left: var(--spacing-sm);
}

.post-menu {
    position: relative;
}

.post-menu-btn {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    color: var(--text-muted);
    font-size: 1.25rem;
    transition: background var(--transition-fast);
}

.post-menu-btn:hover {
    background: var(--hover-bg);
    color: var(--text-color);
}

.post-menu-dropdown {
    position: absolute;
    top: 100%;
    right: 0;
    min-width: 150px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
    z-index: var(--z-dropdown);
}

.post-menu.open .post-menu-dropdown {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.post-menu-dropdown .dropdown-item {
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    border: none;
    background: none;
    width: 100%;
    text-align: left;
}

.post-content {
    padding: 0 var(--spacing-md) var(--spacing-md);
}

.post-text {
    font-size: var(--font-size-base);
    line-height: 1.6;
    white-space: pre-wrap;
    word-wrap: break-word;
}

.post-text a {
    color: var(--primary-color);
}

.post-text .hashtag {
    color: var(--secondary-color);
    font-weight: 500;
}

.post-text .mention {
    color: var(--primary-color);
    font-weight: 500;
}

.post-media {
    position: relative;
    margin: 0 var(--spacing-md) var(--spacing-md);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.post-media img,
.post-media video {
    width: 100%;
    max-height: 500px;
    object-fit: cover;
    cursor: pointer;
    transition: transform var(--transition-fast);
}

.post-media img:hover {
    transform: scale(1.01);
}

/* Video autoplay mute/unmute button */
.video-mute-btn {
    position: absolute;
    bottom: 16px;
    right: 16px;
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.7);
    color: white;
    font-size: 18px;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background var(--transition-fast), transform var(--transition-fast);
    z-index: 10;
}

.video-mute-btn:hover {
    background: rgba(0, 0, 0, 0.9);
    transform: scale(1.1);
}

.post-actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-md);
    border-top: 1px solid var(--border-light);
}

.post-action-btn {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.post-action-btn:hover {
    background: var(--hover-bg);
    color: var(--text-color);
}

.post-action-btn.liked {
    color: var(--danger-color);
}

.post-action-btn.bookmarked {
    color: var(--warning-color);
}

.post-action-btn .action-icon {
    font-size: 1.1rem;
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   POST COMPOSER
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.post-composer-card {
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.post-composer {
    display: flex;
    gap: var(--spacing-md);
}

.composer-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    object-fit: cover;
    flex-shrink: 0;
}

.post-composer textarea {
    flex: 1;
    border: none;
    background: transparent;
    resize: none;
    font-size: var(--font-size-lg);
    color: var(--text-color);
    min-height: 80px;
}

.post-composer textarea:focus {
    outline: none;
}

.post-composer textarea::placeholder {
    color: var(--text-muted);
}

.composer-preview {
    margin-top: var(--spacing-md);
}

.composer-preview img,
.composer-preview video {
    max-height: 200px;
    border-radius: var(--radius-lg);
}

.composer-options {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-light);
}

.option-group {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.option-btn {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    font-size: 1.25rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.option-btn:hover {
    background: var(--hover-bg);
    color: var(--primary-color);
}

.mood-selector {
    position: relative;
}

.mood-dropdown {
    position: absolute;
    bottom: 100%;
    left: 0;
    width: 280px;
    max-height: 300px;
    overflow-y: auto;
    background: var(--card-background-solid);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--spacing-sm);
    display: none;
    z-index: var(--z-dropdown);
}

.mood-dropdown.show {
    display: block;
}

.mood-option {
    display: block;
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    text-align: left;
    border-radius: var(--radius-md);
    color: var(--text-color);
    font-size: var(--font-size-sm);
    transition: background var(--transition-fast);
}

.mood-option:hover {
    background: var(--hover-bg);
}

.visibility-select {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-color);
    font-size: var(--font-size-sm);
    cursor: pointer;
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   MODALS
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--overlay-bg);
    display: none;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    z-index: var(--z-modal);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.modal.show {
    display: flex;
    opacity: 1;
}

.modal-dialog {
    width: 100%;
    max-width: 560px;
    max-height: 90vh;
    background: var(--card-background-solid);
    border-radius: var(--radius-2xl);
    overflow: hidden;
    transform: scale(0.95);
    transition: transform var(--transition-fast);
}

.modal.show .modal-dialog {
    transform: scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.modal-header h3 {
    font-size: var(--font-size-lg);
}

.modal-close-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    font-size: 1.5rem;
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.modal-close-btn:hover {
    background: var(--hover-bg);
    color: var(--text-color);
}

.modal-body {
    padding: var(--spacing-lg);
    max-height: 60vh;
    overflow-y: auto;
}

.modal-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    border-top: 1px solid var(--border-color);
}

/* Edit Post Modal */
#edit-post-modal textarea,
#report-modal textarea,
#report-modal select {
    width: 100%;
    padding: var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    background: var(--input-bg, var(--bg-color));
    color: var(--text-color);
    font-size: var(--font-size-base);
    resize: vertical;
}

#edit-post-modal textarea {
    min-height: 150px;
}

#edit-post-modal textarea:focus,
#report-modal textarea:focus,
#report-modal select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(var(--primary-rgb, 99, 102, 241), 0.1);
}

#edit-post-modal textarea::placeholder,
#report-modal textarea::placeholder {
    color: var(--text-muted);
}

.char-count {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

/* Image Modal */
#image-modal {
    cursor: pointer;
}

#image-modal .modal-content {
    max-width: 90vw;
    max-height: 90vh;
    object-fit: contain;
    border-radius: var(--radius-lg);
}

.modal-close {
    position: absolute;
    top: var(--spacing-lg);
    right: var(--spacing-lg);
    font-size: 2rem;
    color: white;
    cursor: pointer;
    z-index: 1;
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   FLASH MESSAGES & TOASTS
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.flash-container {
    position: fixed;
    top: calc(var(--header-height) + var(--spacing-md));
    left: 50%;
    transform: translateX(-50%);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    max-width: 90%;
    width: 400px;
}

.flash-message {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    background: var(--card-background-solid);
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-xl);
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        transform: translateY(-20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

.flash-success {
    border-left: 4px solid var(--success-color);
}

.flash-error {
    border-left: 4px solid var(--danger-color);
}

.flash-warning {
    border-left: 4px solid var(--warning-color);
}

.flash-info {
    border-left: 4px solid var(--info-color);
}

.flash-close {
    width: 24px;
    height: 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    font-size: 1.25rem;
    color: var(--text-muted);
    cursor: pointer;
}

.flash-close:hover {
    background: var(--hover-bg);
}

.toast-container {
    position: fixed;
    bottom: calc(var(--mobile-nav-height) + var(--spacing-md));
    right: var(--spacing-md);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

@media (min-width: 768px) {
    .toast-container {
        bottom: var(--spacing-lg);
    }
}

.toast {
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--card-background-solid);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 350px;
    animation: toastIn 0.3s ease;
}

@keyframes toastIn {
    from {
        transform: translateX(100px);
        opacity: 0;
    }
    to {
        transform: translateX(0);
        opacity: 1;
    }
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   TABS
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.tab-navigation {
    display: flex;
    gap: var(--spacing-xs);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-xs);
    background: var(--input-bg);
    border-radius: var(--radius-xl);
    overflow-x: auto;
}

.tab-button {
    flex: 1;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--radius-lg);
    white-space: nowrap;
    transition: all var(--transition-fast);
}

.tab-button:hover {
    color: var(--text-color);
}

.tab-button.active {
    background: var(--card-background-solid);
    color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   USERS GRID
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.users-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: var(--spacing-md);
}

.user-card {
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-fast);
}

.user-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.user-card-avatar {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    margin: 0 auto var(--spacing-md);
    object-fit: cover;
    border: 3px solid var(--border-color);
}

.user-card-name {
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
}

.user-card-username {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-bottom: var(--spacing-md);
}

.user-card-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.user-card-stat span {
    display: block;
    font-weight: 600;
    color: var(--text-color);
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   NOTIFICATIONS PAGE
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.notification-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    transition: background var(--transition-fast);
}

.notification-item:hover {
    background: var(--hover-bg);
}

.notification-item.unread {
    background: rgba(99, 102, 241, 0.05);
}

.notification-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    object-fit: cover;
    flex-shrink: 0;
}

.notification-content {
    flex: 1;
    min-width: 0;
}

.notification-text {
    margin-bottom: var(--spacing-xs);
}

.notification-time {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   AUTH PAGES
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.auth-page .main-content {
    padding-top: 0;
    padding-bottom: 0;
    min-height: auto;
    width: 100%;
    max-width: 420px;
}

.auth-card {
    background: var(--card-background);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-2xl);
    padding: var(--spacing-2xl);
}

.auth-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.auth-header .logo {
    justify-content: center;
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-2xl);
}

.auth-header h1 {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
}

.auth-header p {
    color: var(--text-secondary);
}

.auth-footer {
    text-align: center;
    margin-top: var(--spacing-xl);
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   PROFILE PAGE
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.profile-header {
    position: relative;
    margin-bottom: var(--spacing-lg);
}

.profile-cover {
    height: 200px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-xl);
    overflow: hidden;
}

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

.profile-info {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-top: -60px;
    position: relative;
    z-index: 1;
}

@media (min-width: 768px) {
    .profile-info {
        flex-direction: row;
        text-align: left;
        margin-top: -40px;
        padding: 0 var(--spacing-lg);
    }
}

.profile-avatar {
    width: 120px;
    height: 120px;
    border-radius: var(--radius-full);
    border: 4px solid var(--card-background-solid);
    object-fit: cover;
    box-shadow: var(--shadow-xl);
}

.profile-details {
    margin-top: var(--spacing-md);
}

@media (min-width: 768px) {
    .profile-details {
        margin-top: 0;
        margin-left: var(--spacing-lg);
        flex: 1;
    }
}

.profile-name {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-2xl);
    font-weight: 700;
}

@media (min-width: 768px) {
    .profile-name {
        justify-content: flex-start;
    }
}

.profile-username {
    color: var(--text-muted);
    margin-bottom: var(--spacing-sm);
}

.profile-bio {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
    max-width: 500px;
}

.profile-meta {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

@media (min-width: 768px) {
    .profile-meta {
        justify-content: flex-start;
    }
}

.profile-meta-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.profile-stats {
    display: flex;
    gap: var(--spacing-xl);
    margin-top: var(--spacing-lg);
}

.profile-stat {
    text-align: center;
}

.profile-stat-value {
    display: block;
    font-size: var(--font-size-xl);
    font-weight: 700;
}

.profile-stat-label {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.profile-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-lg);
}

@media (min-width: 768px) {
    .profile-actions {
        margin-top: 0;
        margin-left: auto;
    }
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.main-footer {
    background: var(--background-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-xl) 0;
    margin-top: var(--spacing-2xl);
}

.footer-container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    text-align: center;
}

@media (min-width: 768px) {
    .footer-container {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: 600;
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-links a {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.footer-links a:hover {
    color: var(--primary-color);
}

.footer-copyright {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   LOADING STATES
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

.skeleton {
    background: linear-gradient(90deg, var(--skeleton-base) 25%, var(--skeleton-highlight) 50%, var(--skeleton-base) 75%);
    background-size: 200% 100%;
    animation: shimmer 1.5s infinite;
    border-radius: var(--radius-md);
}

@keyframes shimmer {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

.skeleton-text {
    height: 1em;
    margin-bottom: var(--spacing-sm);
}

.skeleton-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
}

.skeleton-image {
    height: 200px;
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   EMPTY STATES
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.empty-state {
    text-align: center;
    padding: var(--spacing-2xl);
}

.empty-state-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.empty-state-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
}

.empty-state-text {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   MESSAGING SYSTEM
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

/* Override main-content padding for messages page */
.main-content:has(.messages-container) {
    padding-top: 0 !important;
    padding-bottom: 0 !important;
}

/* Fallback for browsers without :has() support */
body.messages-page .main-content {
    padding-top: 0 !important;
    padding-bottom: 0 !important;
}

.messages-container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
    max-width: var(--container-max-width);
    margin: 0 auto;
    height: calc(100vh - var(--header-height) - var(--mobile-nav-height) - 2rem);
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    overflow: hidden;
}

@media (min-width: 768px) {
    .messages-container {
        display: grid !important;
        grid-template-columns: 320px 1fr !important;
        height: calc(100vh - var(--header-height) - 4rem) !important;
    }
}

/* Sidebar */
.messages-sidebar {
    display: flex;
    flex-direction: column;
    background: var(--background-secondary);
    border-right: 1px solid var(--border-color);
    overflow: hidden;
}

.messages-sidebar.hide-mobile {
    display: none;
}

@media (min-width: 768px) {
    .messages-sidebar.hide-mobile {
        display: flex;
    }
}

.messages-sidebar-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.messages-sidebar-header h2 {
    font-size: var(--font-size-xl);
    margin: 0;
}

/* Friend Selector */
.friend-selector {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--card-background-solid);
    z-index: var(--z-dropdown);
    display: flex;
    flex-direction: column;
}

.friend-selector-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.friend-selector-header h4 {
    margin: 0;
}

.close-selector-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    font-size: 1.5rem;
    color: var(--text-muted);
    transition: all var(--transition-fast);
}

.close-selector-btn:hover {
    background: var(--hover-bg);
    color: var(--text-color);
}

.friend-search {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
}

.friend-list {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-sm);
}

.friend-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.friend-item:hover {
    background: var(--hover-bg);
}

.friend-item.selected {
    background: rgba(99, 102, 241, 0.1);
    border: 1px solid var(--primary-color);
}

.friend-avatar {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    object-fit: cover;
    flex-shrink: 0;
}

.friend-info {
    flex: 1;
    min-width: 0;
}

.friend-name {
    display: block;
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.friend-username {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.friend-selector-footer {
    padding: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

/* Conversations List */
.conversations-list {
    flex: 1;
    overflow-y: auto;
}

.conversation-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
    text-decoration: none;
    color: var(--text-color);
    transition: background var(--transition-fast);
    position: relative;
}

.conversation-item:hover {
    background: var(--hover-bg);
}

.conversation-item.active {
    background: rgba(99, 102, 241, 0.1);
    border-left: 3px solid var(--primary-color);
}

.conversation-item.unread {
    background: rgba(99, 102, 241, 0.05);
}

.conversation-avatar {
    position: relative;
    flex-shrink: 0;
}

.conversation-avatar img {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.conversation-info {
    flex: 1;
    min-width: 0;
}

.conversation-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-xs);
}

.conversation-name {
    font-weight: 600;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.conversation-time {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    white-space: nowrap;
}

.conversation-preview {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.preview-you {
    font-weight: 500;
    color: var(--text-muted);
}

.unread-badge {
    position: absolute;
    top: 50%;
    right: var(--spacing-md);
    transform: translateY(-50%);
    background: var(--primary-color);
    color: white;
    font-size: var(--font-size-xs);
    font-weight: 700;
    padding: 2px 6px;
    border-radius: var(--radius-full);
    min-width: 20px;
    text-align: center;
}

.empty-state-small {
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
}

.empty-state-small .empty-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

/* Main Chat Area */
.messages-main {
    display: flex;
    flex-direction: column;
    background: var(--background-color);
    height: 100%;
    min-height: 0;
}

.messages-main.hide-mobile {
    display: none;
}

@media (min-width: 768px) {
    .messages-main.hide-mobile {
        display: flex;
    }

    /* CRITICAL: Ensure message area is visible on desktop */
    .messages-main {
        display: flex !important;
    }
}

/* Chat Header */
.chat-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md) var(--spacing-lg);
    background: var(--card-background);
    border-bottom: 1px solid var(--border-color);
}

.back-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    color: var(--text-color);
    font-size: 1.25rem;
    text-decoration: none;
    transition: background var(--transition-fast);
}

.back-btn:hover {
    background: var(--hover-bg);
}

.mobile-only {
    display: block;
}

@media (min-width: 768px) {
    .mobile-only {
        display: none;
    }
}

.chat-partner {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    flex: 1;
    text-decoration: none;
    color: var(--text-color);
}

.chat-partner:hover {
    color: var(--text-color);
}

.chat-partner-avatar {
    position: relative;
    flex-shrink: 0;
}

.chat-partner-avatar img {
    width: 48px;
    height: 48px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.chat-partner-info {
    flex: 1;
    min-width: 0;
}

.chat-partner-name {
    display: block;
    font-weight: 600;
    font-size: var(--font-size-base);
}

.chat-partner-status {
    display: block;
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.chat-actions {
    display: flex;
    gap: var(--spacing-xs);
}

.chat-action-btn {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-full);
    color: var(--text-muted);
    font-size: 1.25rem;
    text-decoration: none;
    transition: background var(--transition-fast);
}

.chat-action-btn:hover {
    background: var(--hover-bg);
    color: var(--text-color);
}

/* Messages Area */
.messages-area {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    min-height: 200px;
    max-height: 100%;
}

@media (min-width: 768px) {
    .messages-area {
        min-height: 400px;
    }
}

.messages-empty {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-2xl);
}

.messages-empty .empty-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

.message-date-divider {
    display: flex;
    align-items: center;
    justify-content: center;
    margin: var(--spacing-md) 0;
}

.message-date-divider span {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--input-bg);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

/* Messages */
.message {
    display: flex !important;
    align-items: flex-end;
    gap: var(--spacing-md);
    max-width: 75%;
    margin-bottom: var(--spacing-xs);
    animation: messageSlide 0.2s ease;
    visibility: visible !important;
    opacity: 1 !important;
}

@keyframes messageSlide {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.message-received {
    align-self: flex-start;
}

.message-sent {
    align-self: flex-end;
    flex-direction: row-reverse;
}

.message-avatar {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    object-fit: cover;
    flex-shrink: 0;
}

.message-bubble {
    padding: var(--spacing-md);
    border-radius: var(--radius-xl);
    word-wrap: break-word;
    overflow-wrap: break-word;
    max-width: 100%;
}

.message-received .message-bubble {
    background: var(--card-background);
    border: 1px solid var(--border-color);
    border-bottom-left-radius: var(--spacing-xs);
}

.message-sent .message-bubble {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    border-bottom-right-radius: var(--spacing-xs);
}

.message-content {
    font-size: var(--font-size-base);
    line-height: 1.6;
}

.message-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    font-size: var(--font-size-xs);
    margin-top: var(--spacing-xs);
    opacity: 0.9;
}

.message-received .message-meta {
    color: var(--text-muted);
}

.message-sent .message-meta {
    color: rgba(255, 255, 255, 0.8);
    justify-content: flex-end;
}

.message-time {
    white-space: nowrap;
}

.message-status {
    font-size: 0.75rem;
}

.message-status.read {
    color: rgba(255, 255, 255, 0.9);
}

/* Message Input */
.message-input-area {
    padding: var(--spacing-md);
    background: var(--card-background);
    border-top: 1px solid var(--border-color);
    flex-shrink: 0 !important;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
    min-height: 80px !important;
    max-height: none !important;
    height: auto !important;
    overflow: visible !important;
    /* Normal flow - NOT fixed or sticky on desktop */
}

.message-form {
    display: flex !important;
    gap: var(--spacing-sm);
    visibility: visible !important;
    opacity: 1 !important;
}

.message-input-container {
    flex: 1;
    display: flex !important;
    align-items: flex-end;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    transition: border-color var(--transition-fast);
    visibility: visible !important;
    opacity: 1 !important;
}

.message-input-container:focus-within {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

#message-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-color);
    font-size: var(--font-size-base);
    resize: none;
    max-height: 150px;
    overflow-y: auto;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
}

#message-input:focus {
    outline: none;
}

#message-input::placeholder {
    color: var(--text-muted);
}

.send-btn {
    width: 36px;
    height: 36px;
    display: flex !important;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-full);
    color: white;
    font-size: 1.1rem;
    transition: transform var(--transition-fast);
    flex-shrink: 0;
    visibility: visible !important;
    opacity: 1 !important;
}

.send-btn:hover:not(:disabled) {
    transform: scale(1.05);
}

.send-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* No Conversation Selected */
.no-conversation-selected {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-2xl);
}

.no-conversation-selected .empty-icon {
    font-size: 5rem;
    margin-bottom: var(--spacing-lg);
    opacity: 0.3;
}

.no-conversation-selected h3 {
    margin-bottom: var(--spacing-sm);
}

/* Desktop Layout Fixes - MUST COME FIRST */
@media (min-width: 768px) {
    .messages-container {
        display: grid !important;
        grid-template-columns: 320px 1fr !important;
        height: calc(100vh - var(--header-height) - 4rem) !important;
    }

    .messages-main {
        display: flex !important;
        flex-direction: column !important;
        height: 100% !important;
        overflow: hidden !important;
    }

    .chat-header {
        flex-shrink: 0 !important;
    }

    .messages-area {
        flex: 1 !important;
        overflow-y: auto !important;
        min-height: 0 !important;
        padding-bottom: var(--spacing-lg) !important; /* Override JS */
    }

    /* CRITICAL: Override JavaScript positioning on desktop */
    .message-input-area {
        flex-shrink: 0 !important;
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
        position: relative !important; /* Override fixed from JS */
        bottom: auto !important; /* Override JS */
        transform: none !important; /* Override JS */
    }

    .message-form {
        display: flex !important;
    }

    .message-input-container {
        display: flex !important;
    }

    #message-input {
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
    }

    .send-btn {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
    }

    /* Override any keyboard-open class effects on desktop */
    body.keyboard-open .message-input-area {
        position: relative !important;
        bottom: auto !important;
        transform: none !important;
    }
}

/* Responsive Adjustments - Mobile */
@media (max-width: 767px) {
    .messages-container {
        border-radius: 0;
        border-left: none;
        border-right: none;
        /* Fixed position between header and mobile nav */
        position: fixed !important;
        top: var(--header-height) !important;
        left: 0 !important;
        right: 0 !important;
        bottom: var(--mobile-nav-height) !important;
        height: auto !important;
        margin: 0 !important;
        overflow: hidden !important;
        z-index: 1 !important;
    }

    .message {
        max-width: 85%;
    }

    .message-avatar {
        width: 28px;
        height: 28px;
    }

    /* Ensure flex layout works properly on mobile */
    .messages-main {
        display: flex !important;
        flex-direction: column !important;
        height: 100% !important;
        min-height: 0 !important;
        overflow: hidden !important;
    }

    .chat-header {
        flex-shrink: 0 !important;
        z-index: 2;
    }

    .messages-area {
        flex: 1 1 auto !important;
        overflow-y: auto !important;
        -webkit-overflow-scrolling: touch;
        min-height: 0 !important; /* Important for flex child scrolling */
        overscroll-behavior: contain;
    }

    /* CRITICAL: Keep input visible on mobile */
    .message-input-area {
        flex-shrink: 0 !important;
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
        min-height: 80px !important;
        max-height: none !important;
        height: auto !important;
        padding: var(--spacing-md) !important;
        padding-bottom: calc(var(--spacing-md) + env(safe-area-inset-bottom, 0) + 15px) !important;
        background: var(--card-background) !important;
        border-top: 1px solid var(--border-color) !important;
    }

    /* Prevent iOS zoom on input focus */
    #message-input {
        font-size: 16px;
        display: block !important;
        visibility: visible !important;
        opacity: 1 !important;
    }

    /* Ensure form and containers are visible */
    .message-form {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
    }

    .message-input-container {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
    }

    .send-btn {
        display: flex !important;
        visibility: visible !important;
        opacity: 1 !important;
    }

    /* When keyboard is open, adjust layout for visibility */
    body.keyboard-open .messages-container {
        bottom: 0 !important;
        /* Let it fill available space above keyboard */
        height: 100% !important;
    }

    body.keyboard-open .messages-main {
        height: 100% !important;
    }

    body.keyboard-open .messages-area {
        /* Flex will handle the sizing, just ensure it scrolls */
        flex: 1 1 auto !important;
        min-height: 100px !important;
        overflow-y: auto !important;
        /* Scroll behavior for smooth auto-scroll */
        scroll-behavior: auto !important;
    }

    /* Keep input compact when keyboard is open */
    body.keyboard-open .message-input-area {
        padding: var(--spacing-sm) !important;
        min-height: 60px !important;
    }

    body.keyboard-open .message-input-container {
        padding: var(--spacing-xs) var(--spacing-sm) !important;
    }

    /* Universal extra padding for all browsers to handle keyboard overlap */
    .message-input-container {
        margin-bottom: 10px !important;
    }

    body.keyboard-open .message-input-container {
        margin-bottom: 15px !important;
    }

    /* iOS Safari specific fix */
    @supports (-webkit-touch-callout: none) {
        .message-input-area {
            transform: translateZ(0);
            -webkit-transform: translateZ(0);
        }
    }
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   UTILITY CLASSES
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.hidden { display: none !important; }
.invisible { visibility: hidden; }
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.truncate {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.break-word {
    word-wrap: break-word;
    overflow-wrap: break-word;
}

.cursor-pointer { cursor: pointer; }

.rounded-full { border-radius: var(--radius-full); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }

.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }
.shadow-xl { box-shadow: var(--shadow-xl); }

.opacity-50 { opacity: 0.5; }
.opacity-75 { opacity: 0.75; }

.w-full { width: 100%; }
.h-full { height: 100%; }

.overflow-hidden { overflow: hidden; }
.overflow-auto { overflow: auto; }

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   TRENDING VIDEOS SLIDER
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.trending-videos-section {
    background: var(--card-bg);
    border-radius: var(--radius-xl);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
}

.trending-videos-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--spacing-md);
}

.trending-videos-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-color);
    margin: 0;
}

.trending-videos-nav {
    display: flex;
    gap: var(--spacing-xs);
}

.trending-nav-btn {
    width: 32px;
    height: 32px;
    border-radius: var(--radius-full);
    border: 1px solid var(--border-color);
    background: var(--bg-secondary);
    color: var(--text-color);
    font-size: 1.25rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

.trending-nav-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.trending-videos-container {
    overflow: hidden;
    position: relative;
}

.trending-videos-track {
    display: flex;
    gap: var(--spacing-md);
    overflow-x: auto;
    scroll-behavior: smooth;
    scrollbar-width: none;
    -ms-overflow-style: none;
    padding-bottom: var(--spacing-sm);
}

.trending-videos-track::-webkit-scrollbar {
    display: none;
}

.trending-video-card {
    flex: 0 0 200px;
    cursor: pointer;
    transition: transform var(--transition-fast);
}

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

.trending-video-thumbnail {
    position: relative;
    width: 100%;
    height: 112px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-lg);
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.thumbnail-video,
.thumbnail-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.thumbnail-image {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.video-play-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    transition: transform var(--transition-fast);
    pointer-events: none;
}

.trending-video-card:hover .video-play-overlay {
    transform: translate(-50%, -50%) scale(1.1);
}

.video-placeholder {
    width: 48px;
    height: 48px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--primary-color);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
    transition: transform var(--transition-fast);
}

.trending-video-card:hover .video-placeholder {
    transform: scale(1.1);
}

.trending-video-author {
    display: block;
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    margin-bottom: 2px;
}

.video-duration {
    position: absolute;
    bottom: 6px;
    right: 6px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    font-size: 0.7rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: var(--radius-sm);
}

.trending-video-info {
    padding: var(--spacing-sm) var(--spacing-xs);
}

.trending-video-title {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-color);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-bottom: 2px;
}

.trending-video-views {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

/* Mobile adjustments */
@media (max-width: 768px) {
    .trending-video-card {
        flex: 0 0 160px;
    }

    .trending-video-thumbnail {
        height: 90px;
    }

    .video-placeholder {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
}

/* ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════
   VIDEO HUB - FULL SCREEN VIDEO VIEWER
   ═══════════════════════════════════════════════════════════════════════════════════════════════════════════════════════════ */

.video-hub {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

/* Solid background for light theme */
[data-theme="light"] .video-hub,
.video-hub {
    background: #f5f5f5;
}

/* Solid background for dark theme */
[data-theme="dark"] .video-hub {
    background: #0a0a0a;
}

.video-hub.open {
    transform: translateY(0);
}

.video-hub-header {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

/* Solid header backgrounds */
[data-theme="light"] .video-hub-header,
.video-hub-header {
    background: #ffffff;
}

[data-theme="dark"] .video-hub-header {
    background: #1a1a1a;
}

.video-hub-close {
    border: 1px solid var(--border-color);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-lg);
    cursor: pointer;
    font-weight: 500;
    transition: all var(--transition-fast);
}

/* Solid close button backgrounds */
[data-theme="light"] .video-hub-close,
.video-hub-close {
    background: #e8e8e8;
    color: #1a1a1a;
}

[data-theme="dark"] .video-hub-close {
    background: #2a2a2a;
    color: #ffffff;
}

.video-hub-close:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.video-hub-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin: 0;
}

/* Solid title colors */
[data-theme="light"] .video-hub-title,
.video-hub-title {
    color: #1a1a1a;
}

[data-theme="dark"] .video-hub-title {
    color: #ffffff;
}

.video-hub-search {
    flex: 1;
    max-width: 400px;
    margin-left: auto;
}

.video-hub-search-input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
}

/* Solid search input backgrounds */
[data-theme="light"] .video-hub-search-input,
.video-hub-search-input {
    background: #f0f0f0;
    color: #1a1a1a;
}

[data-theme="dark"] .video-hub-search-input {
    background: #2a2a2a;
    color: #ffffff;
}

.video-hub-search-input:focus {
    outline: none;
    border-color: var(--primary-color);
}

.video-hub-content {
    display: flex;
    flex: 1;
    overflow: hidden;
}

.video-hub-main {
    flex: 1;
    display: flex;
    flex-direction: column;
    padding: var(--spacing-lg);
    overflow-y: auto;
}

/* Solid main area backgrounds */
[data-theme="light"] .video-hub-main,
.video-hub-main {
    background: #f5f5f5;
}

[data-theme="dark"] .video-hub-main {
    background: #0a0a0a;
}

.video-player-container {
    width: 100%;
    max-width: 900px;
    margin: 0 auto;
}

.video-player-element {
    width: 100%;
    max-height: 70vh;
    background: #000;
    border-radius: var(--radius-xl);
    outline: none;
}

.video-player-placeholder {
    width: 100%;
    aspect-ratio: 16/9;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    cursor: pointer;
}

.video-play-btn-large {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.95);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--primary-color);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    transition: transform var(--transition-fast);
}

.video-player-placeholder:hover .video-play-btn-large {
    transform: scale(1.1);
}

.video-player-controls {
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
    padding: var(--spacing-sm) var(--spacing-md);
    margin-top: -var(--radius-xl);
}

/* Solid player controls backgrounds */
[data-theme="light"] .video-player-controls,
.video-player-controls {
    background: #ffffff;
}

[data-theme="dark"] .video-player-controls {
    background: #1a1a1a;
}

.video-progress-bar {
    height: 4px;
    border-radius: var(--radius-full);
    margin-bottom: var(--spacing-sm);
    cursor: pointer;
}

[data-theme="light"] .video-progress-bar,
.video-progress-bar {
    background: #d0d0d0;
}

[data-theme="dark"] .video-progress-bar {
    background: #444444;
}

.video-progress-fill {
    height: 100%;
    background: var(--primary-color);
    border-radius: var(--radius-full);
    transition: width 0.1s linear;
}

.video-controls-row {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.video-ctrl-btn {
    background: none;
    border: none;
    font-size: 1.1rem;
    padding: var(--spacing-xs);
    cursor: pointer;
    border-radius: var(--radius-sm);
    transition: background var(--transition-fast);
}

/* Solid control button colors */
[data-theme="light"] .video-ctrl-btn,
.video-ctrl-btn {
    color: #1a1a1a;
}

[data-theme="dark"] .video-ctrl-btn {
    color: #ffffff;
}

[data-theme="light"] .video-ctrl-btn:hover,
.video-ctrl-btn:hover {
    background: #e8e8e8;
}

[data-theme="dark"] .video-ctrl-btn:hover {
    background: #333333;
}

.video-time {
    font-size: var(--font-size-sm);
    margin-left: var(--spacing-sm);
}

[data-theme="light"] .video-time,
.video-time {
    color: #666666;
}

[data-theme="dark"] .video-time {
    color: #aaaaaa;
}

.video-controls-right {
    margin-left: auto;
    display: flex;
    gap: var(--spacing-xs);
}

.video-details {
    max-width: 900px;
    margin: var(--spacing-lg) auto 0;
    width: 100%;
    padding: var(--spacing-md);
    border-radius: var(--radius-xl);
}

/* Solid video details backgrounds */
[data-theme="light"] .video-details,
.video-details {
    background: #ffffff;
}

[data-theme="dark"] .video-details {
    background: #1a1a1a;
}

.current-video-title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin: 0 0 var(--spacing-sm);
}

/* Solid text colors */
[data-theme="light"] .current-video-title,
.current-video-title {
    color: #1a1a1a;
}

[data-theme="dark"] .current-video-title {
    color: #ffffff;
}

.video-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    margin-bottom: var(--spacing-md);
}

[data-theme="light"] .video-meta,
.video-meta {
    color: #666666;
}

[data-theme="dark"] .video-meta {
    color: #aaaaaa;
}

.video-author-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    object-fit: cover;
}

.video-author {
    color: var(--primary-color);
    font-weight: 500;
    text-decoration: none;
}

.video-author:hover {
    text-decoration: underline;
}

.video-action-btn.liked {
    background: var(--danger-color);
    color: white;
    border-color: var(--danger-color);
}

.video-action-btn.bookmarked {
    background: var(--warning-color);
    color: white;
    border-color: var(--warning-color);
}

.video-actions {
    display: flex;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-md);
    flex-wrap: wrap;
}

.video-action-btn {
    border: 1px solid var(--border-color);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-full);
    cursor: pointer;
    font-size: var(--font-size-sm);
    transition: all var(--transition-fast);
}

/* Solid action button backgrounds */
[data-theme="light"] .video-action-btn,
.video-action-btn {
    background: #e8e8e8;
    color: #1a1a1a;
}

[data-theme="dark"] .video-action-btn {
    background: #2a2a2a;
    color: #ffffff;
}

.video-action-btn:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.video-description {
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
}

/* Solid description backgrounds */
[data-theme="light"] .video-description,
.video-description {
    background: #f0f0f0;
}

[data-theme="dark"] .video-description {
    background: #252525;
}

.video-description p {
    margin: 0;
    line-height: 1.6;
}

[data-theme="light"] .video-description p,
.video-description p {
    color: #444444;
}

[data-theme="dark"] .video-description p {
    color: #cccccc;
}

/* Video Hub Sidebar */
.video-hub-sidebar {
    width: 380px;
    border-left: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    overflow: hidden;
}

/* Solid sidebar backgrounds */
[data-theme="light"] .video-hub-sidebar,
.video-hub-sidebar {
    background: #ffffff;
}

[data-theme="dark"] .video-hub-sidebar {
    background: #1a1a1a;
}

.sidebar-title {
    padding: var(--spacing-md);
    margin: 0;
    font-size: var(--font-size-lg);
    font-weight: 600;
    border-bottom: 1px solid var(--border-color);
}

/* Solid sidebar title backgrounds */
[data-theme="light"] .sidebar-title,
.sidebar-title {
    background: #ffffff;
    color: #1a1a1a;
}

[data-theme="dark"] .sidebar-title {
    background: #1a1a1a;
    color: #ffffff;
}

.video-list {
    flex: 1;
    overflow-y: auto;
    padding: var(--spacing-sm);
}

/* Solid video list backgrounds */
[data-theme="light"] .video-list,
.video-list {
    background: #ffffff;
}

[data-theme="dark"] .video-list {
    background: #1a1a1a;
}

.video-list-item {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: background var(--transition-fast);
}

/* Video list item hover states */
[data-theme="light"] .video-list-item:hover,
.video-list-item:hover {
    background: #e8e8e8;
}

[data-theme="dark"] .video-list-item:hover {
    background: #2a2a2a;
}

.video-list-item.active {
    background: var(--primary-color);
}

.video-list-item.active .video-list-title,
.video-list-item.active .video-list-author,
.video-list-item.active .video-list-views {
    color: white;
}

.video-list-thumb {
    width: 120px;
    height: 68px;
    border-radius: var(--radius-md);
    flex-shrink: 0;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background: #000;
}

.list-thumb-video,
.list-thumb-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.list-thumb-image {
    background: linear-gradient(135deg, #667eea, #764ba2);
}

.video-list-play-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 32px;
    height: 32px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.9rem;
    color: var(--primary-color);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.video-list-item:hover .video-list-play-overlay {
    opacity: 1;
}

.video-duration-badge {
    position: absolute;
    bottom: 4px;
    right: 4px;
    background: rgba(0, 0, 0, 0.85);
    color: #ffffff;
    padding: 2px 6px;
    border-radius: 4px;
    font-size: 11px;
    font-weight: 600;
    line-height: 1.2;
    pointer-events: none;
}

.no-videos-message {
    padding: var(--spacing-lg);
    text-align: center;
    color: var(--text-muted);
}

.video-list-duration {
    position: absolute;
    bottom: 4px;
    right: 4px;
    background: rgba(0, 0, 0, 0.8);
    color: white;
    font-size: 0.65rem;
    padding: 2px 4px;
    border-radius: var(--radius-sm);
}

.video-list-info {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.video-list-title {
    font-size: var(--font-size-sm);
    font-weight: 500;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Solid text colors for video list */
[data-theme="light"] .video-list-title,
.video-list-title {
    color: #1a1a1a;
}

[data-theme="dark"] .video-list-title {
    color: #ffffff;
}

.video-list-author {
    font-size: var(--font-size-xs);
}

.video-list-views {
    font-size: var(--font-size-xs);
}

[data-theme="light"] .video-list-author,
[data-theme="light"] .video-list-views,
.video-list-author,
.video-list-views {
    color: #666666;
}

[data-theme="dark"] .video-list-author,
[data-theme="dark"] .video-list-views {
    color: #aaaaaa;
}

/* Video Hub Mobile */
@media (max-width: 1024px) {
    .video-hub-content {
        flex-direction: column;
    }

    .video-hub-sidebar {
        width: 100%;
        height: 300px;
        border-left: none;
        border-top: 1px solid var(--border-color);
    }

    .video-list {
        display: flex;
        flex-wrap: nowrap;
        overflow-x: auto;
        padding: var(--spacing-sm);
        gap: var(--spacing-sm);
    }

    .video-list-item {
        flex-direction: column;
        width: 160px;
        flex-shrink: 0;
    }

    .video-list-thumb {
        width: 100%;
        height: 90px;
    }
}

@media (max-width: 768px) {
    .video-hub-header {
        flex-wrap: wrap;
        gap: var(--spacing-sm);
        padding: var(--spacing-sm);
    }

    .video-hub-title {
        order: -1;
        width: 100%;
        font-size: var(--font-size-lg);
    }

    .video-hub-close {
        font-size: var(--font-size-sm);
        padding: var(--spacing-xs) var(--spacing-sm);
    }

    .video-hub-search {
        flex: 1;
        max-width: none;
        margin-left: 0;
    }

    .video-hub-main {
        padding: var(--spacing-sm);
    }

    .video-play-btn-large {
        width: 60px;
        height: 60px;
        font-size: 1.5rem;
    }

    .video-actions {
        justify-content: center;
    }

    .video-action-btn {
        flex: 1;
        min-width: 70px;
        text-align: center;
        padding: var(--spacing-sm);
    }
}

/* Print styles */
@media print {
    .main-header,
    .mobile-nav,
    .main-footer,
    .post-actions {
        display: none !important;
    }
    
    .main-content {
        padding: 0 !important;
    }
    
    body {
        background: white;
        color: black;
    }
}