/* ============================================
   SAMRAT CORE PHYSICS - Main Stylesheet
   ============================================ */

/* CSS Variables & Theme */
:root {
    --primary: #1a237e;
    --primary-light: #283593;
    --primary-dark: #0d1b5e;
    --secondary: #ff6f00;
    --secondary-light: #ff8f00;
    --accent: #00bcd4;
    --success: #4caf50;
    --warning: #ff9800;
    --danger: #f44336;
    --text-primary: #1a1a2e;
    --text-secondary: #4a4a6a;
    --text-light: #6c6c8a;
    --bg-primary: #ffffff;
    --bg-secondary: #f5f7fa;
    --bg-dark: #0a0a1a;
    --card-bg: #ffffff;
    --card-shadow: 0 10px 40px rgba(0,0,0,0.08);
    --card-hover-shadow: 0 20px 60px rgba(0,0,0,0.12);
    --border-color: #e8ecf1;
    --gradient-1: linear-gradient(135deg, #1a237e 0%, #283593 50%, #3949ab 100%);
    --gradient-2: linear-gradient(135deg, #ff6f00 0%, #ff8f00 50%, #ffa000 100%);
    --gradient-3: linear-gradient(135deg, #00bcd4 0%, #26c6da 50%, #4dd0e1 100%);
    --gradient-hero: linear-gradient(135deg, #0d1b5e 0%, #1a237e 40%, #283593 100%);
    --font-primary: 'Segoe UI', system-ui, -apple-system, sans-serif;
    --font-heading: 'Georgia', 'Times New Roman', serif;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: all 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
}

/* Dark Mode */
[data-theme="dark"] {
    --primary: #3949ab;
    --primary-light: #5c6bc0;
    --primary-dark: #1a237e;
    --text-primary: #e8eaf6;
    --text-secondary: #c5cae9;
    --text-light: #9fa8da;
    --bg-primary: #0a0a1a;
    --bg-secondary: #12122a;
    --card-bg: #1a1a3e;
    --card-shadow: 0 10px 40px rgba(0,0,0,0.3);
    --card-hover-shadow: 0 20px 60px rgba(0,0,0,0.4);
    --border-color: #2a2a4e;
    --gradient-hero: linear-gradient(135deg, #050510 0%, #0a0a2a 40%, #1a1a4e 100%);
}

/* Reset & Base */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    color: var(--text-primary);
    background: var(--bg-primary);
    line-height: 1.6;
    overflow-x: hidden;
    transition: var(--transition);
}

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

ul { list-style: none; }

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

/* Loading Screen */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-hero);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    z-index: 10000;
    transition: opacity 0.5s ease, visibility 0.5s ease;
}

.loading-screen.hidden {
    opacity: 0;
    visibility: hidden;
}

.loading-logo {
    width: 80px;
    height: 80px;
    margin-bottom: 20px;
    animation: pulse 1.5s ease-in-out infinite;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid rgba(255,255,255,0.1);
    border-top-color: var(--secondary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.loading-text {
    color: white;
    margin-top: 20px;
    font-size: 1.1rem;
    letter-spacing: 2px;
    animation: fadeInOut 1.5s ease-in-out infinite;
}

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

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

@keyframes fadeInOut {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 1; }
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-light);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 15px 0;
    transition: var(--transition);
    background: transparent;
}

.navbar.scrolled {
    background: var(--bg-primary);
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
    padding: 10px 0;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

[data-theme="dark"] .navbar.scrolled {
    background: rgba(10, 10, 26, 0.95);
    box-shadow: 0 2px 20px rgba(0,0,0,0.3);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.nav-logo img {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    object-fit: cover;
}

.nav-logo-text {
    font-size: 1.3rem;
    font-weight: 700;
    color: white;
    transition: var(--transition);
}

.navbar.scrolled .nav-logo-text {
    color: var(--text-primary);
}

.nav-logo-text span {
    color: var(--secondary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 30px;
}

.nav-links a {
    color: rgba(255,255,255,0.9);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    padding: 5px 0;
    transition: var(--transition);
}

.navbar.scrolled .nav-links a {
    color: var(--text-primary);
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--secondary);
    transition: var(--transition);
}

.nav-links a:hover::after,
.nav-links a.active::after {
    width: 100%;
}

.nav-links a:hover {
    color: var(--secondary);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.theme-toggle {
    background: rgba(255,255,255,0.1);
    border: none;
    color: white;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition);
}

.navbar.scrolled .theme-toggle {
    color: var(--text-primary);
    background: var(--bg-secondary);
}

.theme-toggle:hover {
    background: var(--secondary);
    color: white;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: 5px;
}

.hamburger span {
    width: 25px;
    height: 2px;
    background: white;
    transition: var(--transition);
    border-radius: 2px;
}

.navbar.scrolled .hamburger span {
    background: var(--text-primary);
}

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

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

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

/* Hero Section */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: var(--gradient-hero);
}

.hero-video {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.15;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-hero);
    opacity: 0.85;
}

.hero-particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255,255,255,0.3);
    border-radius: 50%;
    animation: float 20s infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0) rotate(0deg); opacity: 0; }
    10% { opacity: 1; }
    90% { opacity: 1; }
    100% { transform: translateY(-100vh) rotate(720deg); opacity: 0; }
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 120px 20px 60px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-text {
    animation: slideUp 1s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(255,111,0,0.15);
    border: 1px solid rgba(255,111,0,0.3);
    padding: 8px 20px;
    border-radius: 50px;
    color: var(--secondary);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 25px;
    backdrop-filter: blur(10px);
}

.hero-badge i {
    font-size: 1rem;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    color: white;
    line-height: 1.2;
    margin-bottom: 20px;
    font-family: var(--font-heading);
}

.hero-title span {
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: rgba(255,255,255,0.8);
    margin-bottom: 35px;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 14px 32px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: var(--transition);
    border: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: var(--gradient-2);
    color: white;
    box-shadow: 0 4px 15px rgba(255,111,0,0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(255,111,0,0.4);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid rgba(255,255,255,0.3);
}

.btn-secondary:hover {
    background: rgba(255,255,255,0.1);
    border-color: white;
    transform: translateY(-2px);
}

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

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

.btn-sm {
    padding: 10px 24px;
    font-size: 0.9rem;
}

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

.hero-image-wrapper {
    position: relative;
    width: 100%;
    max-width: 500px;
}

.hero-image-wrapper img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: 0 20px 60px rgba(0,0,0,0.3);
}

.hero-stats {
    position: absolute;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.2);
    padding: 15px 25px;
    border-radius: var(--radius-md);
    color: white;
    animation: slideUp 1s ease 0.3s both;
}

.hero-stats.stat-1 {
    top: -20px;
    right: -20px;
}

.hero-stats.stat-2 {
    bottom: -20px;
    left: -20px;
}

.hero-stats .number {
    font-size: 1.8rem;
    font-weight: 800;
    display: block;
}

.hero-stats .label {
    font-size: 0.85rem;
    opacity: 0.8;
}

/* Floating WhatsApp Button */
.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 999;
    width: 60px;
    height: 60px;
    background: #25d366;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.8rem;
    box-shadow: 0 4px 20px rgba(37,211,102,0.4);
    transition: var(--transition);
    animation: whatsappPulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 30px rgba(37,211,102,0.5);
    color: white;
}

@keyframes whatsappPulse {
    0% { box-shadow: 0 4px 20px rgba(37,211,102,0.4); }
    50% { box-shadow: 0 4px 30px rgba(37,211,102,0.6); }
    100% { box-shadow: 0 4px 20px rgba(37,211,102,0.4); }
}

/* Scroll to Top */
.scroll-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    z-index: 999;
    width: 45px;
    height: 45px;
    background: var(--gradient-1);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(26,35,126,0.3);
    transition: var(--transition);
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(26,35,126,0.4);
}

/* Section Styles */
.section {
    padding: 100px 0;
    position: relative;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 60px;
}

.section-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(26,35,126,0.08);
    padding: 8px 20px;
    border-radius: 50px;
    color: var(--primary);
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 15px;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-primary);
    margin-bottom: 15px;
    font-family: var(--font-heading);
}

.section-title span {
    background: var(--gradient-2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.section-subtitle {
    color: var(--text-light);
    font-size: 1.1rem;
    line-height: 1.8;
}

/* About Section */
.about-section {
    background: var(--bg-secondary);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
}

.about-experience {
    position: absolute;
    bottom: -30px;
    right: -30px;
    background: var(--gradient-2);
    padding: 30px;
    border-radius: var(--radius-md);
    color: white;
    text-align: center;
    box-shadow: 0 10px 30px rgba(255,111,0,0.3);
}

.about-experience .number {
    font-size: 2.5rem;
    font-weight: 800;
    display: block;
}

.about-experience .label {
    font-size: 0.9rem;
    opacity: 0.9;
}

.about-content h3 {
    font-size: 1.8rem;
    margin-bottom: 20px;
    color: var(--text-primary);
}

.about-content p {
    color: var(--text-secondary);
    margin-bottom: 20px;
    line-height: 1.8;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 15px;
    margin-top: 30px;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 18px;
    background: var(--card-bg);
    border-radius: var(--radius-sm);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.about-feature i {
    color: var(--secondary);
    font-size: 1.2rem;
}

/* Features Section */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.feature-card {
    background: var(--card-bg);
    padding: 40px 30px;
    border-radius: var(--radius-md);
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-2);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition);
}

.feature-card:hover::before {
    transform: scaleX(1);
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--card-hover-shadow);
}

.feature-icon {
    width: 70px;
    height: 70px;
    background: rgba(26,35,126,0.08);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
    font-size: 1.8rem;
    color: var(--primary);
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    background: var(--gradient-1);
    color: white;
    transform: rotateY(180deg);
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 12px;
    color: var(--text-primary);
}

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

/* Batches Section */
.batches-section {
    background: var(--bg-secondary);
}

.batches-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.class-tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 40px;
    flex-wrap: wrap;
    justify-content: center;
}

.class-tab {
    padding: 12px 30px;
    border: 2px solid var(--border-color);
    background: var(--card-bg);
    border-radius: 50px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--text-secondary);
    transition: var(--transition);
}

.class-tab:hover {
    border-color: var(--primary);
    color: var(--primary);
}

.class-tab.active {
    background: var(--gradient-1);
    color: white;
    border-color: transparent;
}

.batches-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 25px;
}

.batch-card {
    background: var(--card-bg);
    border-radius: var(--radius-md);
    padding: 30px;
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.batch-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--gradient-1);
}

.batch-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--card-hover-shadow);
}

.batch-class {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary);
    margin-bottom: 15px;
}

.batch-details {
    display: grid;
    gap: 10px;
    margin-bottom: 20px;
}

.batch-detail {
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.batch-detail i {
    width: 20px;
    color: var(--secondary);
}

.batch-fee {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--secondary);
    margin-bottom: 20px;
}

.batch-actions {
    display: flex;
    gap: 10px;
}

/* Testimonials */
.testimonials-section {
    background: var(--bg-primary);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.testimonial-card {
    background: var(--card-bg);
    padding: 35px;
    border-radius: var(--radius-md);
    box-shadow: var(--card-shadow);
    transition: var(--transition);
    position: relative;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--card-hover-shadow);
}

.testimonial-card::before {
    content: '"';
    position: absolute;
    top: 20px;
    left: 25px;
    font-size: 4rem;
    color: var(--primary);
    opacity: 0.1;
    font-family: var(--font-heading);
    line-height: 1;
}

.testimonial-stars {
    color: #ffc107;
    margin-bottom: 15px;
    font-size: 1.1rem;
}

.testimonial-text {
    color: var(--text-secondary);
    line-height: 1.8;
    margin-bottom: 20px;
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.testimonial-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--gradient-1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.2rem;
}

.testimonial-name {
    font-weight: 600;
    color: var(--text-primary);
}

.testimonial-role {
    font-size: 0.85rem;
    color: var(--text-light);
}

/* Contact Section */
.contact-section {
    background: var(--bg-secondary);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.contact-info {
    display: grid;
    gap: 25px;
}

.contact-card {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 25px;
    background: var(--card-bg);
    border-radius: var(--radius-md);
    box-shadow: var(--card-shadow);
    transition: var(--transition);
}

.contact-card:hover {
    transform: translateX(5px);
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: rgba(26,35,126,0.08);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--primary);
    flex-shrink: 0;
}

.contact-card h4 {
    font-size: 1.1rem;
    margin-bottom: 5px;
    color: var(--text-primary);
}

.contact-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

.contact-form {
    background: var(--card-bg);
    padding: 40px;
    border-radius: var(--radius-md);
    box-shadow: var(--card-shadow);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 0.95rem;
}

.form-control {
    width: 100%;
    padding: 14px 18px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 1rem;
    font-family: var(--font-primary);
    background: var(--bg-primary);
    color: var(--text-primary);
    transition: var(--transition);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(26,35,126,0.1);
}

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

/* Admission Form */
.admission-section {
    background: var(--bg-primary);
}

.admission-form {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.admission-form-wrapper {
    background: var(--card-bg);
    padding: 50px;
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* Attendance Section */
.attendance-section {
    background: var(--bg-secondary);
    min-height: 100vh;
    padding-top: 100px;
}

.attendance-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.attendance-controls {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
    margin-bottom: 30px;
    align-items: center;
}

.attendance-controls select,
.attendance-controls input {
    padding: 12px 18px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-sm);
    font-size: 0.95rem;
    background: var(--card-bg);
    color: var(--text-primary);
    transition: var(--transition);
}

.attendance-controls select:focus,
.attendance-controls input:focus {
    outline: none;
    border-color: var(--primary);
}

.attendance-table {
    width: 100%;
    background: var(--card-bg);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--card-shadow);
}

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

.attendance-table th {
    background: var(--gradient-1);
    color: white;
    padding: 15px 20px;
    text-align: left;
    font-weight: 600;
    font-size: 0.95rem;
}

.attendance-table td {
    padding: 12px 20px;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.attendance-table tr:hover td {
    background: rgba(26,35,126,0.02);
}

.status-present {
    color: var(--success);
    font-weight: 600;
}

.status-absent {
    color: var(--danger);
    font-weight: 600;
}

/* Admin Panel */
.admin-section {
    min-height: 100vh;
    padding-top: 100px;
    background: var(--bg-secondary);
}

.admin-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.admin-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    flex-wrap: wrap;
    gap: 15px;
}

.admin-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--card-bg);
    padding: 25px;
    border-radius: var(--radius-md);
    box-shadow: var(--card-shadow);
    text-align: center;
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--card-hover-shadow);
}

.stat-card .stat-number {
    font-size: 2rem;
    font-weight: 800;
    color: var(--primary);
}

.stat-card .stat-label {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-top: 5px;
}

.admin-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
    margin-bottom: 30px;
}

/* Gallery Section */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.gallery-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 1;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

/* Notice Board */
.notice-board {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.notice-item {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 20px 25px;
    background: var(--card-bg);
    border-radius: var(--radius-sm);
    margin-bottom: 15px;
    box-shadow: var(--card-shadow);
    border-left: 4px solid var(--secondary);
    transition: var(--transition);
}

.notice-item:hover {
    transform: translateX(5px);
}

.notice-date {
    font-size: 0.85rem;
    color: var(--text-light);
    white-space: nowrap;
}

.notice-text {
    flex: 1;
    color: var(--text-secondary);
}

.notice-badge {
    background: var(--secondary);
    color: white;
    padding: 4px 12px;
    border-radius: 50px;
    font-size: 0.8rem;
    font-weight: 600;
}

/* FAQ Section */
.faq-container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

.faq-item {
    background: var(--card-bg);
    border-radius: var(--radius-sm);
    margin-bottom: 15px;
    box-shadow: var(--card-shadow);
    overflow: hidden;
}

.faq-question {
    padding: 20px 25px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-primary);
    transition: var(--transition);
}

.faq-question:hover {
    background: rgba(26,35,126,0.02);
}

.faq-question i {
    transition: var(--transition);
    color: var(--primary);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    padding: 0 25px;
    max-height: 0;
    overflow: hidden;
    transition: var(--transition);
    color: var(--text-secondary);
    line-height: 1.8;
}

.faq-item.active .faq-answer {
    padding: 0 25px 20px;
    max-height: 300px;
}

/* Footer */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.footer-brand img {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    margin-bottom: 15px;
}

.footer-brand h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
}

.footer-brand h3 span {
    color: var(--secondary);
}

.footer-brand p {
    color: rgba(255,255,255,0.6);
    line-height: 1.8;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: var(--transition);
}

.footer-social a:hover {
    background: var(--secondary);
    transform: translateY(-3px);
}

.footer h4 {
    font-size: 1.2rem;
    margin-bottom: 20px;
    color: white;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: rgba(255,255,255,0.6);
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 8px;
}

.footer-links a:hover {
    color: var(--secondary);
    padding-left: 5px;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 25px 0;
    margin-top: 60px;
    text-align: center;
    color: rgba(255,255,255,0.5);
    font-size: 0.9rem;
}

/* Map Container */
.map-container {
    width: 100%;
    height: 300px;
    border-radius: var(--radius-md);
    overflow: hidden;
    margin-top: 20px;
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-buttons {
        justify-content: center;
    }

    .hero-image {
        display: none;
    }

    .about-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
        position: fixed;
        top: 0;
        left: 0;
        width: 100%;
        height: 100vh;
        background: var(--bg-primary);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 30px;
        z-index: -1;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        color: var(--text-primary) !important;
        font-size: 1.2rem;
    }

    .hamburger {
        display: flex;
    }

    .hero-title {
        font-size: 2.2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 2rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }

    .admission-form-wrapper {
        padding: 30px 20px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .about-features {
        grid-template-columns: 1fr;
    }

    .batches-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero-title {
        font-size: 1.8rem;
    }

    .btn {
        padding: 12px 24px;
        font-size: 0.9rem;
    }

    .section {
        padding: 60px 0;
    }

    .section-title {
        font-size: 1.6rem;
    }

    .contact-form {
        padding: 25px;
    }
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Glassmorphism Effects */
.glass {
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.2);
}

/* Utility Classes */
.text-center { text-align: center; }
.mt-20 { margin-top: 20px; }
.mb-20 { margin-bottom: 20px; }
.mb-40 { margin-bottom: 40px; }