/* ==============================================
   CAPSTONE TV - HEADER & NAVIGATION STYLES (MOBILE RESPONSIVE)
   Public & Admin Header System
   ============================================== */

/* ===== CSS VARIABLES ===== */
:root {
    /* Colors - Dark Theme (Default) */
    --primary: #7C3AED;
    --primary-dark: #6D28D9;
    --primary-light: #8B5CF6;
    --primary-soft: #DDD6FE;
    
    --bg-dark: #0A0A0F;
    --bg-card: #12121A;
    --bg-surface: #1A1A24;
    --bg-hover: #22222E;
    
    --text-primary: #FFFFFF;
    --text-secondary: #9CA3AF;
    --text-muted: #6B7280;
    
    --border-dark: #2D2D3A;
    --border-light: #3D3D4A;
    
    --success: #10B981;
    --warning: #F59E0B;
    --error: #EF4444;
    --info: #3B82F6;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 0.75rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 2.5rem;
    
    /* Typography */
    --font-family: 'Inter', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-md: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    
    /* 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);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
    
    /* Layout */
    --sidebar-width: 280px;
    --sidebar-collapsed-width: 80px;
    --header-height: 80px;
    --mobile-header-height: 70px;
}

/* ===== LIGHT THEME ===== */
.light {
    --bg-dark: #F9FAFB;
    --bg-card: #FFFFFF;
    --bg-surface: #F3F4F6;
    --bg-hover: #E5E7EB;
    --text-primary: #111827;
    --text-secondary: #4B5563;
    --text-muted: #6B7280;
    --border-dark: #E5E7EB;
    --border-light: #D1D5DB;
}

/* ===== GLOBAL STYLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-family);
    background: var(--bg-dark);
    color: var(--text-primary);
    line-height: 1.5;
    overflow-x: hidden;
}

.wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ===== PRELOADER ===== */
.preloader {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--bg-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity var(--transition-base), visibility var(--transition-base);
}

.preloader.fade-out {
    opacity: 0;
    visibility: hidden;
}

.preloader-spinner {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.preloader-spinner i {
    font-size: 40px;
    color: var(--primary);
    animation: spin 1.5s infinite;
}

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

/* ==============================================
   PUBLIC HEADER STYLES
   ============================================== */

.public-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.95);
    -webkit-backdrop-filter: blur(10px);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-dark);
}

.light .public-header {
    background: rgba(255, 255, 255, 0.95);
}

.header-container {
    max-width: 1440px;
    margin: 0 auto;
    padding: 0 var(--spacing-xl);
    height: var(--header-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* Logo Styles */
.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
}

.logo-icon {
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
}

.logo-icon i {
    font-size: 24px;
    color: white;
}

.logo-text {
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -0.5px;
    color: var(--text-primary);
}

.logo-text .tv {
    color: var(--primary);
    margin-left: 2px;
}

/* Make the 'CAPSTONE' word gold in the public header */
.logo-text .capstone-word {
    color: #F59E0B; /* gold */
}

/* Desktop Navigation */
.desktop-nav ul {
    display: flex;
    list-style: none;
    gap: var(--spacing-md);
}

.desktop-nav ul li a {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.desktop-nav ul li a i {
    font-size: var(--font-size-md);
}

.desktop-nav ul li:hover a,
.desktop-nav ul li.active a {
    color: var(--primary);
    background: rgba(124, 58, 237, 0.1);
}


/* Header Right Actions */
.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.btn-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

/* Mobile Menu Toggle - Hidden on Desktop */
.mobile-menu-toggle {
    display: none;
}

/* ===== MOBILE NAVIGATION ===== */
.mobile-nav {
    position: fixed;
    top: 0;
    left: -100%;
    width: 100%;
    max-width: 400px;
    height: 100vh;
    background: var(--bg-card);
    z-index: 1100;
    transition: left var(--transition-base);
    box-shadow: var(--shadow-xl);
    overflow-y: auto;
}

.mobile-nav.active {
    left: 0;
}

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

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

.mobile-logo i {
    font-size: 24px;
    color: var(--primary);
}

.mobile-logo span {
    font-size: 20px;
    font-weight: 700;
}

.mobile-logo .tv {
    color: var(--primary);
}

.btn-close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-surface);
    border: none;
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    cursor: pointer;
}

.mobile-nav nav ul {
    list-style: none;
    padding: var(--spacing-lg);
}

.mobile-nav nav ul li {
    margin-bottom: var(--spacing-xs);
}

.mobile-nav nav ul li a {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-md);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.mobile-nav nav ul li a i {
    width: 24px;
    text-align: center;
}

.mobile-nav nav ul li.active a,
.mobile-nav nav ul li a:active {
    background: rgba(124, 58, 237, 0.1);
    color: var(--primary);
}

.mobile-nav nav ul li.divider {
    height: 1px;
    background: var(--border-dark);
    margin: var(--spacing-lg) 0;
}

.mobile-nav-footer {
    padding: var(--spacing-lg);
    text-align: center;
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

/* ===== SEARCH OVERLAY ===== */
.search-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 10, 15, 0.98);
    z-index: 1200;
    display: none;
    align-items: center;
    justify-content: center;
}

.search-overlay.active {
    display: flex;
}

.search-container {
    width: 100%;
    max-width: 800px;
    padding: var(--spacing-xl);
}

.search-form {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    position: relative;
}

.search-form input {
    flex: 1;
    padding: var(--spacing-lg);
    background: var(--bg-surface);
    border: 2px solid var(--border-dark);
    border-radius: var(--radius-full);
    font-size: var(--font-size-lg);
    color: var(--text-primary);
    outline: none;
}

.search-form input:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(124, 58, 237, 0.1);
}

.search-form button {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary);
    border: none;
    border-radius: var(--radius-full);
    color: white;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.search-form button:hover {
    background: var(--primary-dark);
    transform: scale(1.05);
}

.btn-close-search {
    position: absolute;
    top: -60px;
    right: 0;
    width: 44px;
    height: 44px;
    background: var(--bg-surface);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-full);
    color: var(--text-secondary);
    cursor: pointer;
}

/* ===== ANNOUNCEMENT BANNER ===== */
.announcement-banner {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: white;
    padding: var(--spacing-sm) 0;
}

.announcement-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    position: relative;
}

.announcement-content p {
    margin: 0;
    font-weight: 500;
}

.btn-close-banner {
    position: absolute;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    background: transparent;
    border: none;
    color: white;
    opacity: 0.8;
    cursor: pointer;
}

/* ==============================================
   ADMIN HEADER/SIDEBAR STYLES
   ============================================== */

.admin-wrapper {
    display: flex;
    flex-direction: row;
    min-height: 100vh;
}

/* Admin Sidebar */
.admin-sidebar {
    width: var(--sidebar-width);
    background: linear-gradient(180deg, var(--bg-card) 0%, var(--bg-surface) 100%);
    border-right: 1px solid var(--border-dark);
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 1000;
    transition: width var(--transition-base);
    display: flex;
    flex-direction: column;
    overflow-y: auto;
}

.admin-sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

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

.sidebar-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    text-decoration: none;
}

.sidebar-logo .logo-icon {
    width: 40px;
    height: 40px;
}

.sidebar-logo .logo-text {
    font-size: 20px;
}

.sidebar.collapsed .sidebar-logo .logo-text {
    display: none;
}

.sidebar-toggle {
    width: 36px;
    height: 36px;
    background: var(--bg-surface);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
}

.sidebar.collapsed .sidebar-toggle i {
    transform: rotate(180deg);
}

/* Admin Profile */
.admin-profile {
    padding: var(--spacing-lg);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    border-bottom: 1px solid var(--border-dark);
}

.sidebar.collapsed .admin-profile {
    flex-direction: column;
    text-align: center;
}

.profile-avatar {
    position: relative;
    width: 48px;
    height: 48px;
}

.profile-avatar img {
    width: 100%;
    height: 100%;
    border-radius: var(--radius-full);
}

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

.profile-info h4 {
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: 4px;
}

.sidebar.collapsed .profile-info {
    display: none;
}

.role-badge {
    display: inline-block;
    padding: 2px var(--spacing-xs);
    background: rgba(124, 58, 237, 0.1);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--primary);
}

/* Sidebar Navigation */
.sidebar-nav {
    flex: 1;
    padding: var(--spacing-lg);
}

.sidebar-nav ul {
    list-style: none;
}

.sidebar-nav ul li {
    margin-bottom: 4px;
}

.sidebar-nav ul li a {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.sidebar-nav ul li a i {
    width: 24px;
    text-align: center;
    font-size: var(--font-size-lg);
}

.sidebar-nav ul li:hover a,
.sidebar-nav ul li.active a {
    background: rgba(124, 58, 237, 0.1);
    color: var(--primary);
}

.sidebar.collapsed .sidebar-nav ul li a span {
    display: none;
}

.sidebar-divider {
    height: 1px;
    background: var(--border-dark);
    margin: var(--spacing-lg) 0;
}

.sidebar-bottom {
    margin-top: auto;
}

/* Sidebar Footer */
.sidebar-footer {
    padding: var(--spacing-lg);
    border-top: 1px solid var(--border-dark);
    text-align: center;
}

.sidebar.collapsed .sidebar-footer {
    display: none;
}

.system-info small {
    display: block;
    color: var(--text-muted);
    font-size: var(--font-size-xs);
}

/* Admin Mobile Header */
.admin-mobile-header {
    display: none;
    height: var(--mobile-header-height);
    background: var(--bg-card);
    border-bottom: 1px solid var(--border-dark);
    padding: 0 var(--spacing-lg);
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 999;
}

/* Admin Main Content */
.admin-main {
    flex: 1;
    margin-left: var(--sidebar-width);
    transition: margin-left var(--transition-base);
    background: var(--bg-dark);
}

.sidebar.collapsed + .admin-main {
    margin-left: var(--sidebar-collapsed-width);
}

/* Breadcrumb */
.breadcrumb-wrapper {
    background: var(--bg-card);
    padding: var(--spacing-md) var(--spacing-xl);
    border-bottom: 1px solid var(--border-dark);
}

.breadcrumb {
    display: flex;
    list-style: none;
    gap: var(--spacing-sm);
}

.breadcrumb-item {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.breadcrumb-item a {
    color: var(--text-secondary);
    text-decoration: none;
}

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

.breadcrumb-item:not(:last-child):after {
    content: '/';
    margin-left: var(--spacing-sm);
    color: var(--text-muted);
}

/* Content Wrapper */
.content-wrapper {
    padding: var(--spacing-xl);
}

/* ==============================================
   RESPONSIVE DESIGN
   ============================================== */

/* Desktop Large */
@media (max-width: 1400px) {
    .header-container {
        max-width: 1200px;
        padding: 0 var(--spacing-lg);
    }
}

/* Desktop */
@media (max-width: 1024px) {
    .sidebar:not(.collapsed) {
        width: var(--sidebar-collapsed-width);
    }
    
    .sidebar:not(.collapsed) .sidebar-logo .logo-text,
    .sidebar:not(.collapsed) .profile-info,
    .sidebar:not(.collapsed) .sidebar-nav ul li a span,
    .sidebar:not(.collapsed) .sidebar-footer {
        display: none;
    }
}

/* Tablet */
@media (max-width: 768px) {
    :root {
        --header-height: 70px;
        --sidebar-width: 320px;
    }
    
    body {
        font-size: 16px;
        line-height: 1.6;
    }
    
    .header-container {
        padding: 0 var(--spacing-lg);
        height: var(--header-height);
    }
    
    .logo-icon {
        width: 40px;
        height: 40px;
    }
    
    .logo-icon i {
        font-size: 20px;
    }
    
    .logo-text {
        font-size: 20px;
    }
    
    .desktop-nav {
        display: none;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .btn-icon {
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
    
    /* Scale down header icons */
    .btn-icon i {
        font-size: 18px;
    }
    
    .header-right .btn-icon {
        width: 40px;
        height: 40px;
    }
    
    /* Mobile navigation improvements */
    .mobile-nav {
        max-width: 85%;
    }
    
    .mobile-nav-header {
        padding: var(--spacing-md);
    }
    
    .mobile-logo i {
        font-size: 20px;
    }
    
    .mobile-logo span {
        font-size: 18px;
    }
    
    .mobile-nav nav ul {
        padding: var(--spacing-md);
    }
    
    .mobile-nav nav ul li a {
        padding: var(--spacing-md);
        font-size: var(--font-size-md);
        min-height: 48px;
    }
    
    .mobile-nav nav ul li a i {
        width: 24px;
        font-size: 20px;
    }
    
    .btn-close {
        width: 36px;
        height: 36px;
        font-size: 18px;
    }
    
    .mobile-nav-footer {
        padding: var(--spacing-md);
        font-size: var(--font-size-sm);
    }
    
    /* Search Overlay Mobile */
    .search-container {
        padding: var(--spacing-md);
    }
    
    .search-form input {
        padding: var(--spacing-md);
        font-size: var(--font-size-md);
        border-radius: var(--radius-md);
    }
    
    .search-form button {
        width: 48px;
        height: 48px;
        font-size: 18px;
    }
    
    .btn-close-search {
        top: -50px;
        width: 40px;
        height: 40px;
        font-size: 18px;
    }
    
    /* Announcement Banner Mobile */
    .announcement-content {
        flex-direction: column;
        text-align: center;
        padding: var(--spacing-xs) var(--spacing-lg);
        gap: var(--spacing-xs);
    }
    
    .announcement-content p {
        font-size: var(--font-size-sm);
    }
    
    .btn-close-banner {
        position: relative;
        transform: none;
        top: auto;
        right: auto;
        font-size: 14px;
        padding: 4px 8px;
    }
    
    /* Admin Sidebar Mobile */
    .admin-sidebar {
        width: 320px;
        transform: translateX(-100%);
        transition: transform var(--transition-base);
    }
    
    .admin-sidebar.active {
        transform: translateX(0);
    }
    
    .admin-sidebar.collapsed {
        width: 320px;
    }
    
    .admin-sidebar.collapsed .sidebar-logo .logo-text,
    .admin-sidebar.collapsed .profile-info,
    .admin-sidebar.collapsed .sidebar-nav ul li a span,
    .admin-sidebar.collapsed .sidebar-footer {
        display: flex;
    }
    
    .admin-mobile-header {
        display: flex;
        height: var(--mobile-header-height);
    }
    
    .admin-mobile-header .btn-icon {
        width: 40px;
        height: 40px;
    }
    
    .admin-main {
        margin-left: 0 !important;
    }
    
    .content-wrapper {
        padding: var(--spacing-lg);
    }
    
    .breadcrumb-wrapper {
        padding: var(--spacing-sm) var(--spacing-lg);
    }
    
    .breadcrumb {
        font-size: var(--font-size-sm);
        flex-wrap: wrap;
        gap: var(--spacing-xs);
    }
    
    .breadcrumb-item {
        font-size: var(--font-size-sm);
    }
    
    /* Profile avatar in sidebar mobile */
    .admin-profile {
        padding: var(--spacing-md) var(--spacing-lg);
    }
    
    .profile-avatar {
        width: 44px;
        height: 44px;
    }
    
    .online-indicator {
        width: 10px;
        height: 10px;
    }
    
    .profile-info h4 {
        font-size: var(--font-size-sm);
    }
    
    .sidebar-nav {
        padding: var(--spacing-md);
    }
    
    .sidebar-nav ul li a {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
        min-height: 44px;
    }
    
    .sidebar-nav ul li a i {
        font-size: var(--font-size-md);
        width: 20px;
    }
    
    .sidebar-footer {
        padding: var(--spacing-md);
    }
    
    .system-info small {
        font-size: var(--font-size-xs);
    }
    
    /* Preloader Mobile */
    .preloader-spinner {
        width: 60px;
        height: 60px;
    }
    
    .preloader-spinner i {
        font-size: 30px;
    }
}

/* Mobile Small */
@media (max-width: 480px) {
    :root {
        --header-height: 60px;
        --mobile-header-height: 60px;
        --sidebar-width: 100%;
    }
    
    body {
        font-size: 15px;
        line-height: 1.5;
    }
    
    .header-container {
        padding: 0 var(--spacing-md);
        height: var(--header-height);
    }
    
    .logo-icon {
        width: 36px;
        height: 36px;
    }
    
    .logo-icon i {
        font-size: 16px;
    }
    
    .logo-text {
        font-size: 17px;
    }
    
    .btn-icon {
        width: 36px;
        height: 36px;
        font-size: 16px;
    }
    
    .btn-icon i {
        font-size: 16px;
    }
    
    .header-right {
        gap: var(--spacing-xs);
    }
    
    .header-right .btn-icon {
        width: 36px;
        height: 36px;
    }
    
    .mobile-nav {
        max-width: 100%;
    }
    
    .mobile-nav-header {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .mobile-logo i {
        font-size: 18px;
    }
    
    .mobile-logo span {
        font-size: 16px;
    }
    
    .btn-close {
        width: 32px;
        height: 32px;
        font-size: 16px;
    }
    
    .mobile-nav nav ul {
        padding: var(--spacing-sm);
    }
    
    .mobile-nav nav ul li a {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: var(--font-size-sm);
        min-height: 44px;
        gap: var(--spacing-sm);
    }
    
    .mobile-nav nav ul li a i {
        width: 20px;
        font-size: 16px;
    }
    
    .mobile-nav-footer {
        padding: var(--spacing-sm);
        font-size: var(--font-size-xs);
    }
    
    .search-container {
        padding: var(--spacing-sm);
    }
    
    .search-form input {
        padding: var(--spacing-sm);
        font-size: var(--font-size-sm);
        border-radius: var(--radius-sm);
    }
    
    .search-form button {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
    
    .btn-close-search {
        top: -40px;
        width: 32px;
        height: 32px;
        font-size: 14px;
        right: 4px;
    }
    
    .announcement-content p {
        font-size: var(--font-size-xs);
    }
    
    /* Admin Mobile */
    .admin-mobile-header {
        padding: 0 var(--spacing-md);
        height: var(--mobile-header-height);
    }
    
    .admin-mobile-header .btn-icon {
        width: 36px;
        height: 36px;
    }
    
    .admin-sidebar {
        width: 100%;
    }
    
    .sidebar-header {
        padding: var(--spacing-md);
    }
    
    .sidebar-logo .logo-icon {
        width: 36px;
        height: 36px;
    }
    
    .sidebar-logo .logo-icon i {
        font-size: 16px;
    }
    
    .sidebar-logo .logo-text {
        font-size: 17px;
    }
    
    .sidebar-toggle {
        width: 32px;
        height: 32px;
        font-size: 14px;
    }
    
    .admin-profile {
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .profile-avatar {
        width: 40px;
        height: 40px;
    }
    
    .profile-info h4 {
        font-size: var(--font-size-sm);
    }
    
    .role-badge {
        font-size: var(--font-size-xs);
        padding: 1px var(--spacing-xs);
    }
    
    .sidebar-nav {
        padding: var(--spacing-sm);
    }
    
    .sidebar-nav ul li a {
        padding: var(--spacing-xs) var(--spacing-sm);
        font-size: var(--font-size-sm);
        min-height: 40px;
    }
    
    .sidebar-nav ul li a i {
        font-size: var(--font-size-sm);
        width: 18px;
    }
    
    .sidebar-divider {
        margin: var(--spacing-md) 0;
    }
    
    .sidebar-footer {
        padding: var(--spacing-sm);
    }
    
    .content-wrapper {
        padding: var(--spacing-md);
    }
    
    .breadcrumb-wrapper {
        padding: var(--spacing-xs) var(--spacing-md);
    }
    
    .breadcrumb {
        font-size: var(--font-size-xs);
        gap: var(--spacing-xs);
    }
    
    .breadcrumb-item {
        font-size: var(--font-size-xs);
    }
    
    .breadcrumb-item:not(:last-child):after {
        margin-left: var(--spacing-xs);
        font-size: var(--font-size-xs);
    }
    
    /* Preloader Small Mobile */
    .preloader-spinner {
        width: 50px;
        height: 50px;
    }
    
    .preloader-spinner i {
        font-size: 24px;
    }
}

/* ===== PRINT STYLES ===== */
@media print {
    .admin-sidebar,
    .public-header,
    .mobile-nav,
    .search-overlay,
    .announcement-banner,
    .admin-mobile-header {
        display: none !important;
    }
    
    .admin-main {
        margin-left: 0 !important;
    }
    
    body {
        background: white !important;
        color: black !important;
    }
}

/* ===== ADDITIONAL MOBILE IMPROVEMENTS ===== */

/* Touch-friendly tap targets */
@media (max-width: 768px) {
    a, button, .clickable, [role="button"] {
        min-height: 44px;
        min-width: 44px;
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }
    
    /* Ensure all navigation links are stackable */
    .desktop-nav ul,
    .sidebar-nav ul,
    .mobile-nav nav ul {
        display: flex;
        flex-direction: column;
        width: 100%;
    }
    
    .desktop-nav ul li,
    .sidebar-nav ul li,
    .mobile-nav nav ul li {
        width: 100%;
    }
    
    .desktop-nav ul li a,
    .sidebar-nav ul li a,
    .mobile-nav nav ul li a {
        width: 100%;
        justify-content: flex-start;
        min-height: 48px;
    }
}

/* Prevent text overflow */
@media (max-width: 480px) {
    .logo-text {
        max-width: 120px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
    
    .profile-info h4 {
        max-width: 150px;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
    }
}

/* Fix scrolling issues on mobile */
@media (max-width: 768px) {
    .admin-sidebar,
    .mobile-nav {
        -webkit-overflow-scrolling: touch;
        overscroll-behavior: contain;
    }
}

/* Ensure images are responsive */
@media (max-width: 768px) {
    .profile-avatar img,
    .logo-icon img {
        max-width: 100%;
        height: auto;
    }
}

/* Fix body overflow on mobile menu open */
.mobile-nav-active {
    overflow: hidden;
    position: fixed;
    width: 100%;
    height: 100%;
}