@import url('table-responsive-global.css');

/* Global Styles and Variables */
:root {
    /* Colors */
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #ec4899;
    --accent: #8b5cf6;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    
    /* Neutrals */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --text-primary: #f8fafc;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    
    /* Glass morphism */
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-shadow: rgba(0, 0, 0, 0.3);
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-full: 9999px;
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;
}

/* Light Theme */
body.light-theme {
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --bg-tertiary: #e2e8f0;
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #64748b;
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-border: rgba(0, 0, 0, 0.1);
    --glass-shadow: rgba(0, 0, 0, 0.1);
    /* Switch native UI to light when in light theme */
    color-scheme: light;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: background var(--transition-base), color var(--transition-base);
    /* Ensure native form controls use a dark palette by default */
    color-scheme: dark;
}

/* Background Animation */
.bg-animation {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    overflow: hidden;
}

.gradient-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.45; /* slightly reduced to prevent washing out text */
    animation: float 20s infinite ease-in-out;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    top: -250px;
    left: -250px;
    animation-delay: 0s;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, var(--secondary), var(--primary));
    bottom: -200px;
    right: -200px;
    animation-delay: -7s;
}

.orb-3 {
    width: 350px;
    height: 350px;
    background: linear-gradient(135deg, var(--accent), var(--secondary));
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: -14s;
}

/* Glass Card Effect */
.glass-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    box-shadow: 0 8px 32px var(--glass-shadow);
}

/* Container */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* Navigation */
.navbar {
    position: fixed;
    top: var(--spacing-lg);
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - var(--spacing-2xl));
    max-width: 1200px;
    z-index: 1000;
    padding: var(--spacing-md) var(--spacing-lg);
    animation: slideDown 0.5s ease;
}

/* ======================================================
   Light Theme Visibility Overrides (High-contrast in light)
   ====================================================== */
body.light-theme .glass-card {
    background: rgba(0, 0, 0, 0.03);
    border-color: rgba(2, 6, 23, 0.08);
}

body.light-theme .dashboard-section,
body.light-theme .quick-stats,
body.light-theme .stat-card,
body.light-theme .table-responsive .data-table th,
body.light-theme .table-responsive .data-table td {
    border-color: rgba(2, 6, 23, 0.12);
}

/* Forms: keep inputs readable in light mode */
body.light-theme .form-control,
body.light-theme input,
body.light-theme select,
body.light-theme textarea {
    background: #ffffff !important;
    border-color: rgba(2, 6, 23, 0.2) !important;
    color: var(--text-primary) !important;
}

/* Override inline transparent white backgrounds that disappear on light */
body.light-theme [style*="rgba(255,255,255"] {
    background-color: rgba(2, 6, 23, 0.03) !important;
    border-color: rgba(2, 6, 23, 0.12) !important;
}

/* Sidebar and menu hover states */
body.light-theme .sidebar-nav {
    background: linear-gradient(180deg, rgba(102, 126, 234, 0.08) 0%, rgba(118, 75, 162, 0.08) 100%);
    border-right-color: rgba(2, 6, 23, 0.08);
}
body.light-theme .sidebar-menu-item:hover {
    background: rgba(2, 6, 23, 0.04);
}

/* Tabs and emphasis */
body.light-theme .resource-tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

/* Profile dropdown card */
body.light-theme .profile-dropdown {
    background: #ffffff;
    color: var(--text-primary);
    border-color: rgba(2, 6, 23, 0.12);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1.5rem;
    font-weight: 700;
}

.logo-img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: contain;
    background: white;
    padding: 2px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

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

.nav-links {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: width var(--transition-base);
}

.nav-link:hover {
    color: var(--text-primary);
}

.nav-link:hover::after {
    width: 100%;
}

/* ======================================================
   Global Select/Option Visibility (Dark Mode Fix)
   Ensures dropdown menus are legible across all pages
   ====================================================== */
/* Base select styling for dark theme (default body uses dark variables) */
body:not(.light-theme) select,
body:not(.light-theme) .filter-select,
body:not(.light-theme) .calendar-select,
body:not(.light-theme) .form-group select,
body:not(.light-theme) .courses-table select,
body:not(.light-theme) .qb-filters select,
body:not(.light-theme) .file-filters select,
body.dark-theme select,
body.dark-theme .filter-select,
body.dark-theme .calendar-select,
body.dark-theme .form-group select,
body.dark-theme .courses-table select,
body.dark-theme .qb-filters select,
body.dark-theme .file-filters select {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
}

/* Option list backgrounds in dark */
body:not(.light-theme) select option,
body:not(.light-theme) select optgroup,
body.dark-theme select option,
body.dark-theme select optgroup {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

/* Selected/hovered option highlight (UA support varies) */
body:not(.light-theme) select option:checked,
body.dark-theme select option:checked {
    background-color: var(--primary);
    color: #ffffff;
}

/* Disabled state readability */
select:disabled,
select option:disabled {
    color: var(--text-muted);
}

/* Keep light theme drop-downs crisp */
body.light-theme select option,
body.light-theme select optgroup {
    background-color: #ffffff;
    color: var(--text-primary);
}

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

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--text-primary);
    transition: all var(--transition-base);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-full);
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--accent));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.4);
}

.btn-secondary {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    color: var(--text-primary);
    backdrop-filter: blur(10px);
}

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

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

.btn-outline:hover {
    background: var(--primary);
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-2xl);
    font-size: 1.1rem;
}

.btn-sm {
    padding: 0.375rem var(--spacing-md);
    font-size: 0.875rem;
}

.btn-glow {
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.5);
}

.btn-copy {
    padding: 0.25rem 0.75rem;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: var(--radius-sm);
    font-size: 0.75rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-copy:hover {
    background: var(--primary-dark);
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 100px;
}

.hero-section .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-2xl);
    align-items: center;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: relative;
    padding-top: 2rem;
}

.hero-content > * {
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.2), rgba(139, 92, 246, 0.2));
    border: 1px solid rgba(99, 102, 241, 0.3);
    padding: 0.65rem 1.25rem;
    border-radius: 50px;
    margin-bottom: 2rem;
    backdrop-filter: blur(10px);
    animation: none !important;
    position: relative;
    z-index: 1;
    max-width: fit-content;
}

.badge-icon {
    font-size: 1.25rem;
    animation: none !important;
}

.badge-text {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    white-space: nowrap;
    line-height: 1.4;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.3;
    margin-bottom: var(--spacing-lg);
    margin-top: 1rem;
    color: var(--text-primary);
    position: relative;
    z-index: 2;
    clear: both;
}

.gradient-text {
    background: linear-gradient(135deg, var(--primary), var(--secondary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--spacing-xl);
    max-width: 800px;
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
    background: var(--glass-bg);
    border-radius: var(--radius-md);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
}

.stat-text {
    opacity: 0;
    animation: fadeInScale 0.8s ease-out 0.5s forwards;
}

@keyframes fadeInScale {
    0% {
        opacity: 0;
        transform: scale(0.8);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.lottie-container {
    width: 100%;
    max-width: 500px;
    height: 500px;
}

/* Hero Logo Styling */
.hero-logo-container {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%;
    max-width: 450px;
    height: 450px;
    margin: 0 auto;
}

.hero-logo-img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    position: relative;
    z-index: 2;
    filter: drop-shadow(0 20px 40px rgba(99, 102, 241, 0.3));
    animation: float 6s ease-in-out infinite;
}

.logo-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 80%;
    height: 80%;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.4) 0%, rgba(139, 92, 246, 0.2) 40%, transparent 70%);
    border-radius: 50%;
    filter: blur(40px);
    z-index: 1;
    animation: pulse-glow 4s ease-in-out infinite;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    25% {
        transform: translateY(-10px) rotate(2deg);
    }
    50% {
        transform: translateY(-20px) rotate(0deg);
    }
    75% {
        transform: translateY(-10px) rotate(-2deg);
    }
}

@keyframes pulse-glow {
    0%, 100% {
        opacity: 0.6;
        transform: translate(-50%, -50%) scale(1);
    }
    50% {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(1.1);
    }
}

/* Sections */
.features-section,
.download-section,
.about-section,
.academics-section,
.contact-section {
    padding: var(--spacing-2xl) 0;
    margin: var(--spacing-2xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-2xl);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.section-subtitle {
    font-size: 1.25rem;
    color: var(--text-secondary);
}

/* Features Grid */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.feature-card {
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
}

.feature-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.feature-card p {
    color: var(--text-secondary);
}

.hover-lift {
    transition: transform var(--transition-base);
}

.hover-lift:hover {
    transform: translateY(-8px);
}

/* Download Grid */
.download-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    max-width: 900px;
    margin: 0 auto;
}

.download-card {
    padding: var(--spacing-xl);
    text-align: center;
}

.download-icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-lg);
}

.download-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    flex-wrap: wrap;
}

.coming-soon-badge {
    font-size: 0.75rem;
    padding: 0.25rem 0.75rem;
    background: linear-gradient(135deg, var(--warning), var(--secondary));
    color: white;
    border-radius: var(--radius-full);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.download-card p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

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

/* About Section */
.about-section {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
}

.about-content {
    max-width: 1000px;
    margin: 0 auto;
}

.about-description {
    font-size: 1.125rem;
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
    text-align: center;
}

.about-highlights {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-lg);
}

.highlight-item {
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.highlight-item:hover {
    transform: translateY(-5px);
}

.highlight-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.highlight-item h4 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--primary);
}

.highlight-item p {
    color: var(--text-secondary);
    font-size: 0.95rem;
}

/* Academics Section */
.academics-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
}

.academic-card {
    padding: var(--spacing-xl);
    transition: all var(--transition-base);
}

.academic-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 40px rgba(99, 102, 241, 0.15);
}

.academic-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-md);
}

.academic-card h3 {
    font-size: 1.375rem;
    margin-bottom: var(--spacing-sm);
    color: var(--primary);
}

.academic-card > p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    font-size: 0.95rem;
}

.academic-features {
    list-style: none;
    padding: 0;
    margin: 0;
}

.academic-features li {
    padding: var(--spacing-sm) 0;
    padding-left: var(--spacing-lg);
    position: relative;
    color: var(--text-secondary);
    font-size: 0.9rem;
}

.academic-features li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--primary);
    font-weight: bold;
}

/* Contact Section */
.contact-section {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05) 0%, rgba(139, 92, 246, 0.05) 100%);
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1100px;
    margin: 0 auto;
}

.contact-card {
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.contact-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(99, 102, 241, 0.12);
}

.contact-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.contact-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    color: var(--primary);
}

.contact-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Social Links */
.social-links {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.social-link {
    padding: var(--spacing-xs) var(--spacing-md);
    background: var(--glass-bg);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

.social-link:hover {
    background: var(--primary);
    color: white !important;
    transform: translateX(5px);
}

/* Footer */
.footer {
    background: var(--bg-secondary);
    padding: var(--spacing-2xl) 0 var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.footer-section h4 {
    margin-bottom: var(--spacing-md);
}

.footer-section a {
    display: block;
    color: var(--text-secondary);
    text-decoration: none;
    margin-bottom: var(--spacing-sm);
    transition: color var(--transition-fast);
}

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

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--glass-border);
    color: var(--text-muted);
}

/* Theme Toggle - Perfectly centered and positioned */
.theme-toggle {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 56px;
    height: 56px;
    min-width: 56px;
    min-height: 56px;
    border-radius: 50%;
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    z-index: 1000;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
    padding: 0;
    margin: 0;
}

.theme-toggle:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 24px rgba(99, 102, 241, 0.3);
    border-color: var(--primary);
}

.theme-toggle:active {
    transform: scale(0.95);
}

.theme-icon {
    font-size: 1.5rem;
    line-height: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.theme-toggle:hover .theme-icon {
    transform: rotate(20deg) scale(1.1);
}

/* Light theme adjustments */
body.light-theme .theme-toggle {
    background: rgba(255, 255, 255, 0.9);
    border-color: rgba(0, 0, 0, 0.1);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.1);
}

body.light-theme .theme-toggle:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    border-color: var(--primary);
}

/* Responsive */
@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero-section .container {
        grid-template-columns: 1fr;
    }
    
    .hero-logo-container {
        max-width: 300px;
        height: 300px;
        margin-top: 3rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }
    
    .navbar {
        width: calc(100% - var(--spacing-lg));
    }
    
    .academics-grid,
    .contact-grid,
    .about-highlights {
        grid-template-columns: 1fr;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    /* Theme toggle mobile positioning */
    .theme-toggle {
        bottom: 16px;
        right: 16px;
        width: 48px;
        height: 48px;
        min-width: 48px;
        min-height: 48px;
    }
    
    .theme-icon {
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    /* Theme toggle small mobile */
    .theme-toggle {
        bottom: 12px;
        right: 12px;
        width: 44px;
        height: 44px;
        min-width: 44px;
        min-height: 44px;
    }
    
    .theme-icon {
        font-size: 1.125rem;
    }
}

/* Dashboard Styles */
.dashboard-bg {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.dashboard-nav {
    position: sticky;
    top: var(--spacing-md);
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-md) var(--spacing-xl);
    margin: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-xl);
}

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

.nav-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--text-primary);
}

.nav-links {
    display: flex;
    list-style: none;
    gap: var(--spacing-lg);
    margin: 0;
    padding: 0;
}

.nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition-fast);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--radius-md);
}

.nav-links a:hover, .nav-links a.active {
    color: var(--primary);
    background: var(--glass-bg);
}

.nav-user {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.nav-user span {
    color: var(--text-primary);
    font-weight: 600;
}

.dashboard-main {
    padding: var(--spacing-xl) var(--spacing-lg);
    max-width: 1400px;
    margin: 0 auto;
}

.dashboard-welcome {
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
    text-align: center;
}

.dashboard-welcome h2 {
    font-size: 2rem;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

.dashboard-welcome p {
    color: var(--text-secondary);
}

/* Enhanced Quick Stats Section */
.quick-stats-container {
    margin-bottom: var(--spacing-2xl);
}

.quick-stats {
    padding: var(--spacing-xl);
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: var(--spacing-lg);
}

.stat-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: var(--spacing-xl);
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.1), rgba(139, 92, 246, 0.1));
    opacity: 0;
    transition: opacity 0.4s;
}

.stat-card:hover::before {
    opacity: 1;
}

.stat-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 40px rgba(99, 102, 241, 0.3),
                0 0 0 1px rgba(99, 102, 241, 0.2);
    border-color: rgba(99, 102, 241, 0.5);
}

.stat-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
    filter: drop-shadow(0 4px 8px rgba(99, 102, 241, 0.3));
}

.stat-value {
    font-size: 3rem;
    font-weight: 700;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    animation: countUp 2s ease-out;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.stat-trend {
    font-size: 0.875rem;
    margin-top: var(--spacing-md);
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 12px;
    border-radius: var(--radius-full);
    background: rgba(255, 255, 255, 0.05);
    width: fit-content;
}

.stat-trend .trend-icon {
    font-weight: bold;
    font-size: 1rem;
}

.stat-trend.positive {
    color: var(--success);
    background: rgba(16, 185, 129, 0.1);
}

.stat-trend.negative {
    color: var(--danger);
    background: rgba(239, 68, 68, 0.1);
}

.stat-trend.neutral {
    color: var(--text-secondary);
    background: rgba(107, 114, 128, 0.1);
}

.dashboard-widgets {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.widget {
    padding: var(--spacing-xl);
}

.widget h3 {
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
    font-size: 1.25rem;
}

.widget-footer {
    margin-top: var(--spacing-lg);
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary);
}

.dashboard-section {
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.dashboard-section h3 {
    margin-bottom: var(--spacing-lg);
    color: var(--text-primary);
    font-size: 1.5rem;
}

.events-list, .assignments-list, .downloads-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.events-list li, .assignments-list li, .downloads-list li {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--glass-border);
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: background var(--transition-fast);
}

.events-list li:hover, .assignments-list li:hover, .downloads-list li:hover {
    background: var(--glass-bg);
}

.events-list li:last-child, .assignments-list li:last-child, .downloads-list li:last-child {
    border-bottom: none;
}

.event-date, .due-date, .file-meta {
    font-size: 0.875rem;
    color: var(--text-secondary);
}

.timetable-table {
    width: 100%;
    border-collapse: collapse;
}

.timetable-table th, .timetable-table td {
    padding: var(--spacing-md);
    text-align: center;
    border: 1px solid var(--glass-border);
}

.timetable-table th {
    background: var(--glass-bg);
    color: var(--text-primary);
    font-weight: 700;
}

.timetable-table td {
    color: var(--text-secondary);
}

/* Upload Form Styles */
.upload-form {
    display: grid;
    gap: var(--spacing-lg);
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
}

.file-input-wrapper {
    position: relative;
    overflow: hidden;
    display: inline-block;
    width: 100%;
}

.file-input-wrapper input[type=file] {
    position: absolute;
    left: -9999px;
}

.file-input-label {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md);
    border: 2px dashed var(--glass-border);
    border-radius: var(--radius-md);
    background: var(--glass-bg);
    cursor: pointer;
    transition: all var(--transition-fast);
    color: var(--text-secondary);
}

.file-input-label:hover {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

/* Data Tables */
.data-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: var(--spacing-lg);
}

.data-table th, .data-table td {
    padding: var(--spacing-md);
    text-align: left;
    border-bottom: 1px solid var(--glass-border);
}

.data-table th {
    background: var(--glass-bg);
    color: var(--text-primary);
    font-weight: 700;
    position: sticky;
    top: 0;
}

.data-table td {
    color: var(--text-secondary);
}

.data-table tbody tr {
    transition: background var(--transition-fast);
}

.data-table tbody tr:hover {
    background: var(--glass-bg);
}

.badge {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
}

.badge.success {
    background: rgba(16, 185, 129, 0.2);
    color: var(--success);
}

.badge.warning {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

.badge.danger {
    background: rgba(239, 68, 68, 0.2);
    color: var(--danger);
}

.badge.primary {
    background: rgba(99, 102, 241, 0.2);
    color: var(--primary);
}

/* Action Buttons in Tables */
.action-btns {
    display: flex;
    gap: var(--spacing-sm);
}

.action-btns .btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.875rem;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-card {
    padding: var(--spacing-xl);
    text-align: center;
}

.stat-card .stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--spacing-sm);
}

.stat-card .stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* Why Choose Section */
.why-choose-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.05), rgba(139, 92, 246, 0.05));
}

.why-choose-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.why-card {
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.why-icon {
    font-size: 3rem;
    margin-bottom: var(--spacing-lg);
}

.why-card h3 {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-md);
    color: var(--primary);
}

.why-card p {
    color: var(--text-secondary);
    line-height: 1.6;
}

/* Technology Stack Section */
.tech-stack-section {
    padding: var(--spacing-2xl) 0;
}

.tech-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.tech-feature-item {
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.tech-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.tech-feature-item h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--primary);
}

.tech-feature-item p {
    color: var(--text-secondary);
    line-height: 1.5;
    font-size: 0.9rem;
}

/* Vision & Mission */
.vision-mission {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: var(--spacing-xl);
    margin-top: var(--spacing-2xl);
}

.vm-card {
    padding: var(--spacing-xl);
}

.vm-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.vm-card h3 {
    font-size: 1.75rem;
    margin-bottom: var(--spacing-md);
    color: var(--primary);
}

.vm-card p {
    color: var(--text-secondary);
    line-height: 1.7;
}

/* Achievements Section */
.achievements-section {
    margin-top: var(--spacing-2xl);
}

.achievements-title {
    text-align: center;
    font-size: 1.75rem;
    margin-bottom: var(--spacing-xl);
    color: var(--primary);
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: var(--spacing-lg);
}

.achievement-item {
    padding: var(--spacing-lg);
    text-align: center;
    transition: all var(--transition-base);
}

.achievement-badge {
    font-size: 2.5rem;
    display: block;
    margin-bottom: var(--spacing-md);
}

.achievement-item strong {
    color: var(--primary);
    font-size: 1.1rem;
}

/* Facilities Section */
.facilities-section {
    padding: var(--spacing-2xl) 0;
    background: linear-gradient(135deg, rgba(139, 92, 246, 0.05), rgba(236, 72, 153, 0.05));
}

.facilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-top: var(--spacing-2xl);
}

.facility-card {
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.facility-icon {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-md);
}

.facility-card h3 {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-sm);
    color: var(--primary);
}

.facility-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.9rem;
}

/* Placement Section */
.placement-section {
    padding: var(--spacing-2xl) 0;
}

.placement-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin: var(--spacing-2xl) 0;
}

.placement-stat {
    padding: var(--spacing-xl);
    text-align: center;
    transition: all var(--transition-base);
}

.placement-stat h3 {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: var(--spacing-sm);
    font-weight: 700;
}

.placement-stat p {
    color: var(--text-secondary);
    font-size: 1rem;
}

.recruiters-section {
    margin-top: var(--spacing-2xl);
}

.recruiters-section h3 {
    text-align: center;
    font-size: 1.75rem;
    margin-bottom: var(--spacing-xl);
    color: var(--primary);
}

.recruiters-grid {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    justify-content: center;
    align-items: center;
}

.recruiter-tag {
    background: var(--glass-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--glass-border);
    padding: var(--spacing-sm) var(--spacing-lg);
    border-radius: var(--radius-full);
    color: var(--text-primary);
    font-weight: 500;
    transition: all var(--transition-fast);
}

.recruiter-tag:hover {
    background: var(--primary);
    border-color: var(--primary);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

/* Enhanced Hero Stats */
.hero-stats {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-lg);
    justify-content: center;
    margin-top: var(--spacing-2xl);
}

.stat-item {
    text-align: center;
    padding: var(--spacing-md);
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* Responsive Dashboard */
@media (max-width: 768px) {
    .dashboard-nav {
        flex-direction: column;
        gap: var(--spacing-md);
        padding: var(--spacing-md);
    }
    
    .nav-links {
        flex-wrap: wrap;
        justify-content: center;
        gap: var(--spacing-sm);
    }
    
    .dashboard-widgets {
        grid-template-columns: 1fr;
    }
    
    .timetable-table {
        font-size: 0.75rem;
    }
    
    .timetable-table th, .timetable-table td {
        padding: var(--spacing-sm);
    }

    .why-choose-grid,
    .tech-features,
    .facilities-grid,
    .academics-grid {
        grid-template-columns: 1fr;
    }

    .vision-mission {
        grid-template-columns: 1fr;
    }

    .placement-stats {
        grid-template-columns: repeat(2, 1fr);
    }
}