/* Modern Design Styles - GHSS Mittur */
/* Enhanced Version with Smooth Animations */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Noto Sans Tamil', sans-serif;
}

:root {
    --primary: #1a5f7a;
    --primary-dark: #134a5f;
    --secondary: #57c5b6;
    --secondary-light: #7dd8cc;
    --accent: #f4a261;
    --accent-light: #fce8d5;
    --dark: #1a1a2e;
    --light: #ffffff;
    --gray: #f8f9fa;
    --gray-dark: #e9ecef;
    --text: #333;
    --text-light: #666;
    --shadow: 0 10px 40px rgba(0,0,0,0.08);
    --shadow-hover: 0 20px 50px rgba(0,0,0,0.15);
    --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Smooth Scrolling */
html {
    scroll-behavior: smooth;
}

body {
    background: var(--light);
    color: var(--text);
    overflow-x: hidden;
    line-height: 1.6;
}

/* Selection Color */
::selection {
    background: var(--secondary);
    color: white;
}

/* Modern Header */
.modern-header {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    padding: 12px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0,0,0,0.08);
    transition: var(--transition);
}

.modern-header.scrolled {
    padding: 8px 0;
    box-shadow: 0 4px 30px rgba(0,0,0,0.12);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 30px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-section {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    transition: var(--transition);
}

.logo-section:hover {
    transform: scale(1.02);
}

.logo-icon {
    width: 55px;
    height: 55px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    box-shadow: 0 4px 15px rgba(26, 95, 122, 0.3);
    transition: var(--transition);
}

.logo-section:hover .logo-icon {
    transform: rotate(-5deg);
    box-shadow: 0 6px 20px rgba(26, 95, 122, 0.4);
}

.logo-text h1 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--primary);
    line-height: 1.2;
}

.logo-text p {
    font-size: 0.8rem;
    color: var(--text-light);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 5px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text);
    padding: 10px 18px;
    border-radius: 10px;
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.nav-menu a::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    transition: var(--transition);
    z-index: -1;
    border-radius: 10px;
}

.nav-menu a:hover::before,
.nav-menu a.active::before {
    left: 0;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--light);
    transform: translateY(-2px);
}

.header-right {
    display: flex;
    align-items: center;
    gap: 15px;
}

.lang-switch {
    display: flex;
    background: var(--gray);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.06);
}

.lang-switch button {
    border: none;
    background: transparent;
    padding: 10px 16px;
    cursor: pointer;
    font-weight: 600;
    font-size: 0.85rem;
    transition: var(--transition);
    color: var(--text-light);
}

.lang-switch button:hover {
    color: var(--primary);
}

.lang-switch button.active {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    box-shadow: 0 2px 10px rgba(26, 95, 122, 0.3);
}

.contact-btn {
    background: linear-gradient(135deg, var(--accent), #e76f51);
    color: white;
    padding: 12px 26px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.9rem;
    display: flex;
    align-items: center;
    gap: 8px;
    transition: var(--transition);
    box-shadow: 0 4px 15px rgba(244, 162, 97, 0.4);
}

.contact-btn:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 8px 25px rgba(244, 162, 97, 0.5);
}

.menu-toggle {
    display: none;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: white;
    padding: 10px 14px;
    border-radius: 10px;
    transition: var(--transition);
}

.menu-toggle:hover {
    transform: scale(1.05);
}

/* Page Hero */
.page-hero {
    padding: 160px 0 100px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: rgba(255,255,255,0.08);
    border-radius: 60% 40% 30% 70% / 60% 30% 70% 40%;
    top: -150px;
    right: -150px;
    animation: float 8s ease-in-out infinite;
}

.page-hero::after {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    background: rgba(255,255,255,0.05);
    border-radius: 40% 60% 70% 30% / 40% 50% 60% 50%;
    bottom: -100px;
    left: -100px;
    animation: float 10s ease-in-out infinite reverse;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) rotate(0deg); }
    33% { transform: translate(20px, -20px) rotate(5deg); }
    66% { transform: translate(-15px, 15px) rotate(-3deg); }
}

.page-hero h1 {
    font-size: 3rem;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
    text-shadow: 0 2px 10px rgba(0,0,0,0.1);
    animation: fadeInUp 0.8s ease-out;
}

.page-hero p {
    font-size: 1.2rem;
    opacity: 0.95;
    position: relative;
    z-index: 1;
    animation: fadeInUp 0.8s ease-out 0.2s backwards;
}

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

/* Section Container */
.section-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
}

/* Content Section */
.content-section {
    padding: 100px 0;
    position: relative;
}

.content-section:nth-child(even) {
    background: var(--gray);
}

/* Section Header */
.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-badge {
    display: inline-block;
    background: linear-gradient(135deg, var(--accent), #e76f51);
    color: white;
    padding: 10px 28px;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 20px;
    box-shadow: 0 4px 15px rgba(244, 162, 97, 0.3);
    animation: fadeInUp 0.6s ease-out;
}

.section-title {
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 15px;
    position: relative;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: linear-gradient(135deg, var(--secondary), var(--primary));
    border-radius: 2px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 20px auto 0;
}

/* Notice Box */
.notice-box {
    background: linear-gradient(135deg, #fff9e6, #fff3cd);
    border: 1px solid #ffc107;
    border-left: 5px solid #ffc107;
    border-radius: 15px;
    padding: 25px 30px;
    margin-bottom: 40px;
    box-shadow: 0 4px 15px rgba(255, 193, 7, 0.15);
    transition: var(--transition);
}

.notice-box:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(255, 193, 7, 0.2);
}

.notice-box h4 {
    color: #856404;
    margin-bottom: 10px;
    font-size: 1.1rem;
}

.notice-box p {
    color: #6d5304;
    line-height: 1.7;
}

/* Info Box */
.info-box {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
    border: 1px solid rgba(0,0,0,0.03);
    transition: var(--transition);
}

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

.info-box p {
    color: var(--text-light);
    line-height: 1.9;
}

/* Modern Cards */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.modern-card {
    background: white;
    padding: 40px 30px;
    border-radius: 24px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
    border: 1px solid transparent;
    position: relative;
    overflow: hidden;
}

.modern-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    transform: scaleX(0);
    transition: var(--transition);
}

.modern-card:hover {
    transform: translateY(-12px);
    border-color: var(--secondary);
    box-shadow: var(--shadow-hover);
}

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

.card-icon {
    width: 90px;
    height: 90px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 22px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    margin: 0 auto 25px;
    box-shadow: 0 10px 30px rgba(26, 95, 122, 0.3);
    transition: var(--transition);
}

.modern-card:hover .card-icon {
    transform: scale(1.1) rotate(-5deg);
    box-shadow: 0 15px 40px rgba(26, 95, 122, 0.4);
}

.modern-card h4 {
    font-size: 1.25rem;
    color: var(--dark);
    margin-bottom: 12px;
    font-weight: 600;
}

.modern-card p {
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.8;
}

/* Modern Table */
.modern-table {
    background: white;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: var(--shadow);
    margin-bottom: 30px;
    transition: var(--transition);
}

.modern-table:hover {
    box-shadow: var(--shadow-hover);
}

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

.modern-table thead {
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
}

.modern-table th {
    padding: 18px 20px;
    text-align: left;
    font-weight: 600;
    letter-spacing: 0.5px;
}

.modern-table td {
    padding: 16px 20px;
    border-bottom: 1px solid var(--gray-dark);
    transition: var(--transition);
}

.modern-table tbody tr {
    transition: var(--transition);
}

.modern-table tbody tr:hover {
    background: linear-gradient(135deg, var(--gray), var(--gray-dark));
}

.modern-table tbody tr:last-child td {
    border-bottom: none;
}

/* Feature List */
.feature-list {
    list-style: none;
}

.feature-list li {
    padding: 14px 0;
    padding-left: 40px;
    position: relative;
    border-bottom: 1px solid var(--gray-dark);
    color: var(--text-light);
    transition: var(--transition);
}

.feature-list li:hover {
    padding-left: 45px;
    color: var(--primary);
}

.feature-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--secondary);
    font-weight: bold;
    font-size: 1.2rem;
    width: 28px;
    height: 28px;
    background: rgba(87, 197, 182, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.feature-list li:hover::before {
    background: var(--secondary);
    color: white;
    transform: scale(1.1);
}

.feature-list li:last-child {
    border-bottom: none;
}

/* Modern Footer */
.modern-footer {
    background: linear-gradient(135deg, var(--dark), #2d2d44);
    color: white;
    padding: 80px 0 30px;
    position: relative;
    overflow: hidden;
}

.modern-footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary), var(--secondary), var(--accent));
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 50px;
    margin-bottom: 50px;
}

.footer-brand h4 {
    font-size: 1.6rem;
    margin-bottom: 15px;
    background: linear-gradient(135deg, var(--secondary), var(--secondary-light));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.footer-brand p {
    color: #aaa;
    line-height: 1.9;
    font-size: 0.95rem;
}

.footer-links h5 {
    font-size: 1.1rem;
    margin-bottom: 25px;
    color: white;
    position: relative;
    padding-bottom: 10px;
}

.footer-links h5::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 3px;
    background: var(--secondary);
    border-radius: 2px;
}

.footer-links a {
    display: block;
    color: #aaa;
    text-decoration: none;
    padding: 10px 0;
    transition: var(--transition);
    font-size: 0.95rem;
    position: relative;
    padding-left: 0;
}

.footer-links a:hover {
    color: var(--secondary);
    padding-left: 10px;
}

.footer-links a::before {
    content: '→';
    position: absolute;
    left: -15px;
    opacity: 0;
    transition: var(--transition);
}

.footer-links a:hover::before {
    left: 0;
    opacity: 1;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 30px;
    text-align: center;
    color: #888;
    font-size: 0.95rem;
}

.footer-bottom p {
    transition: var(--transition);
}

.footer-bottom:hover p {
    color: var(--secondary);
}

/* Responsive */
@media (max-width: 992px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 10px 30px rgba(0,0,0,0.15);
        border-radius: 0 0 20px 20px;
    }

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

    .nav-menu a {
        padding: 15px 20px;
        border-radius: 12px;
    }

    .menu-toggle {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .contact-btn {
        display: none;
    }

    .page-hero h1 {
        font-size: 2.2rem;
    }

    .page-hero {
        padding: 140px 0 80px;
    }

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

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 40px;
    }

    .content-section {
        padding: 70px 0;
    }
}

@media (max-width: 576px) {
    .header-container {
        padding: 0 15px;
        gap: 10px;
    }

    .logo-section {
        flex: 1;
        min-width: 0;
    }

    .logo-icon {
        width: 42px;
        height: 42px;
        min-width: 42px;
        font-size: 20px;
        border-radius: 10px;
    }

    .logo-text h1 {
        font-size: 1rem;
        white-space: nowrap;
    }

    .logo-text p {
        font-size: 0.7rem;
        white-space: nowrap;
    }

    .header-right {
        gap: 8px;
    }

    .lang-switch {
        border-radius: 6px;
    }

    .lang-switch button {
        padding: 6px 10px;
        font-size: 0.75rem;
    }

    .menu-toggle {
        padding: 8px 12px;
        font-size: 1.2rem;
        min-width: 40px;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 25px;
        text-align: center;
    }

    .footer-links h5::after {
        left: 50%;
        transform: translateX(-50%);
    }

    .section-container {
        padding: 0 15px;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .section-subtitle {
        font-size: 0.95rem;
    }

    .section-badge {
        font-size: 0.8rem;
        padding: 6px 18px;
    }

    .page-hero {
        padding: 120px 0 60px;
    }

    .page-hero h1 {
        font-size: 1.5rem;
        padding: 0 15px;
    }

    .page-hero p {
        font-size: 1rem;
        padding: 0 15px;
    }

    .content-section {
        padding: 50px 0;
    }

    .modern-card {
        padding: 25px 18px;
        border-radius: 18px;
    }

    .card-icon {
        width: 70px;
        height: 70px;
        font-size: 2rem;
        margin-bottom: 20px;
    }

    .modern-card h4 {
        font-size: 1.1rem;
    }

    .modern-card p {
        font-size: 0.9rem;
    }

    .info-box {
        padding: 22px 18px;
        border-radius: 15px;
    }

    .info-box p {
        font-size: 0.95rem;
        line-height: 1.8;
    }

    .cards-grid {
        gap: 15px;
    }

    .notice-box {
        padding: 18px 15px;
        border-radius: 12px;
    }

    .notice-box h4 {
        font-size: 1rem;
    }

    .notice-box p {
        font-size: 0.9rem;
    }

    .modern-table th,
    .modern-table td {
        padding: 12px 15px;
        font-size: 0.9rem;
    }

    .feature-list li {
        padding: 12px 0;
        padding-left: 35px;
        font-size: 0.95rem;
    }

    .feature-list li::before {
        width: 24px;
        height: 24px;
        font-size: 1rem;
    }

    /* Scroll to top mobile */
    .scroll-top {
        bottom: 20px;
        right: 20px;
        width: 45px;
        height: 45px;
        font-size: 1.1rem;
    }

    /* Footer mobile */
    .modern-footer {
        padding: 50px 0 25px;
    }

    .footer-container {
        padding: 0 15px;
    }

    .footer-brand h4 {
        font-size: 1.3rem;
    }

    .footer-brand p {
        font-size: 0.9rem;
    }

    .footer-links h5 {
        font-size: 1rem;
        margin-bottom: 15px;
    }

    .footer-links a {
        font-size: 0.9rem;
        padding: 8px 0;
    }

    .footer-bottom {
        padding-top: 20px;
        font-size: 0.85rem;
    }
}

/* Extra small devices */
@media (max-width: 375px) {
    .logo-text h1 {
        font-size: 0.9rem;
    }

    .logo-text p {
        font-size: 0.65rem;
    }

    .logo-icon {
        width: 38px;
        height: 38px;
        min-width: 38px;
        font-size: 18px;
    }

    .lang-switch button {
        padding: 5px 8px;
        font-size: 0.7rem;
    }

    .section-title {
        font-size: 1.3rem;
    }

    .page-hero h1 {
        font-size: 1.3rem;
    }
}

/* Language Toggle */
.lang-ta, .lang-en { display: none !important; }
body.lang-tamil .lang-ta { display: block !important; }
body.lang-english .lang-en { display: block !important; }
body.lang-tamil span.lang-ta { display: inline !important; }
body.lang-english span.lang-en { display: inline !important; }
body.lang-tamil ul.lang-ta { display: block !important; }
body.lang-english ul.lang-en { display: block !important; }
body.lang-tamil table.lang-ta { display: table !important; }
body.lang-english table.lang-en { display: table !important; }

/* Scroll to Top Button */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.3rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    box-shadow: 0 4px 20px rgba(26, 95, 122, 0.4);
    z-index: 999;
}

.scroll-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-top:hover {
    transform: translateY(-5px) scale(1.1);
    box-shadow: 0 8px 30px rgba(26, 95, 122, 0.5);
}

/* Loading Animation */
.fade-in {
    animation: fadeInUp 0.6s ease-out forwards;
}

/* Pulse Animation for Icons */
@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.modern-card:hover .card-icon {
    animation: pulse 1s ease-in-out infinite;
}

/* Force visibility for content elements - override JS animation issues */
.section-header,
.modern-card,
.info-box,
.modern-table,
.cards-grid,
.notice-box {
    opacity: 1 !important;
    transform: translateY(0) !important;
}