/* =================================
   Alokik Teerth Vikas Foundation
   Main Stylesheet
   ================================= */

/* CSS Variables */
:root {
    --primary-orange: #ff6b35;
    --primary-yellow: #f7931e;
    --light-orange: #ffa500;
    --light-yellow: #fbbf24;
    --dark-orange: #d84315;
    --white: #ffffff;
    --light-gray: #f5f5f5;
    --gray: #9e9e9e;
    --dark-gray: #424242;
    --text-dark: #212121;
    --border-color: #e0e0e0;
    --shadow: 0 2px 10px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 30px rgba(0,0,0,0.15);
}

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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background: var(--white);
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

ul {
    list-style: none;
}

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

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

.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: var(--white);
    box-shadow: var(--shadow);
}

.top-bar {
    background: linear-gradient(135deg, var(--primary-orange), var(--primary-yellow));
    color: var(--white);
    padding: 10px 0;
    font-size: 14px;
}

.top-bar-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.contact-info span {
    margin-right: 20px;
}

.contact-info i {
    margin-right: 5px;
}

.social-links a {
    color: var(--white);
    margin-left: 15px;
    font-size: 16px;
}

.social-links a:hover {
    opacity: 0.8;
}

/* Language Switcher */
.language-switcher {
    display: flex;
    gap: 10px;
}

.lang-btn {
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: var(--white);
    padding: 6px 15px;
    border-radius: 5px;
    font-size: 13px;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 5px;
}

.lang-btn:hover,
.lang-btn.active {
    background: rgba(255, 255, 255, 0.3);
    border-color: rgba(255, 255, 255, 0.5);
}

.lang-btn i {
    font-size: 12px;
}

/* Hide Google Translate Elements */
.goog-te-banner-frame {
    display: none !important;
}

body {
    top: 0 !important;
}

.skiptranslate {
    display: none !important;
}

body > .skiptranslate {
    display: none !important;
}

iframe.skiptranslate {
    display: none !important;
    height: 0 !important;
}

.main-nav {
    padding: 20px 0;
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 30px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 15px;
    flex-shrink: 0;
}

.logo a {
    display: block;
}

.logo-img {
    width: 80px;
    height: 80px;
    object-fit: contain;
}

.logo-text h1 {
    font-size: 24px;
    margin-bottom: 0;
}

.logo-text h1 a {
    color: var(--primary-orange);
    text-decoration: none;
}

.logo-text h1 a:hover {
    color: var(--dark-orange);
}

.logo-text p {
    font-size: 12px;
    color: var(--primary-yellow);
    font-style: italic;
}

.nav-menu {
    display: flex;
    gap: 15px;
    flex-wrap: nowrap;
    justify-content: flex-end;
    align-items: center;
}

.nav-menu li {
    position: relative;
    display: block;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--white);
    min-width: 220px;
    box-shadow: var(--shadow-lg);
    border-radius: 5px;
    padding: 10px 0;
    z-index: 1000;
    margin-top: 5px;
}

.dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-menu li {
    list-style: none;
}

.dropdown-menu a {
    display: block;
    padding: 10px 20px;
    color: var(--text-dark);
    transition: all 0.3s;
    border-radius: 0;
}

.dropdown-menu a:hover {
    background: linear-gradient(135deg, var(--primary-orange), var(--primary-yellow));
    color: var(--white);
}

.dropdown > a i {
    font-size: 10px;
    margin-left: 5px;
    transition: transform 0.3s;
}

.dropdown:hover > a i {
    transform: rotate(180deg);
}

.nav-menu a {
    color: var(--text-dark);
    font-weight: 500;
    padding: 8px 12px;
    border-radius: 5px;
    transition: all 0.3s;
    white-space: nowrap;
}

.nav-menu a:hover,
.nav-menu a.active {
    background: linear-gradient(135deg, var(--primary-orange), var(--primary-yellow));
    color: var(--white);
}

.nav-btn-contact {
    background: transparent !important;
    color: var(--text-dark) !important;
    border: none;
}

.nav-btn-contact:hover,
.nav-btn-contact.active {
    background: linear-gradient(135deg, var(--primary-orange), var(--primary-yellow)) !important;
    color: var(--white) !important;
    border: none;
}

.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: var(--primary-orange);
    cursor: pointer;
}

/* =================================
   HERO SECTION
   ================================= */

.hero-slider {
    position: relative;
    height: 600px;
    overflow: hidden;
}

.slides-container {
    position: relative;
    width: 100%;
    height: 100%;
}

.hero-slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    visibility: hidden;
    transition: opacity 1s ease-in-out, visibility 0s 1s;
    display: flex;
    align-items: center;
}

.hero-slide.active {
    opacity: 1;
    visibility: visible;
    transition: opacity 1s ease-in-out, visibility 0s 0s;
    z-index: 1;
}

.hero-section {
    position: relative;
    height: 600px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.4), rgba(247, 147, 30, 0.4));
    display: flex;
    align-items: center;
}

.hero-content {
    position: relative;
    z-index: 10;
    color: var(--white);
    text-align: center;
}

.hero-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 24px;
    margin-bottom: 30px;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* Slider Controls */
.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.3);
    border: none;
    color: var(--white);
    font-size: 24px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    z-index: 10;
    transition: all 0.3s;
}

.slider-arrow:hover {
    background: rgba(255, 107, 53, 0.8);
}

.slider-arrow.prev {
    left: 20px;
}

.slider-arrow.next {
    right: 20px;
}

.slider-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: all 0.3s;
}

.dot.active,
.dot:hover {
    background: var(--white);
    transform: scale(1.2);
}

/* =================================
   BUTTONS
   ================================= */

.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    border: 2px solid transparent;
    transition: all 0.3s;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

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

.btn-secondary {
    background: var(--gray);
    color: var(--white);
}

.btn-light {
    background: var(--white);
    color: var(--primary-orange);
}

.btn-sm {
    padding: 8px 20px;
    font-size: 14px;
}

.btn-lg {
    padding: 15px 40px;
    font-size: 18px;
}

.btn-block {
    display: block;
    width: 100%;
}

/* =================================
   SECTIONS
   ================================= */

.section-padding {
    padding: 80px 0;
}

.bg-light {
    background: var(--light-gray);
}

.section-header {
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 36px;
    color: var(--text-dark);
    margin-bottom: 15px;
}

.section-divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-orange), var(--primary-yellow));
    margin: 0 auto 20px;
}

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

.text-muted {
    color: var(--gray);
}

.mt-3 { margin-top: 1rem; }
.mt-4 { margin-top: 1.5rem; }
.mb-2 { margin-bottom: 0.5rem; }

/* =================================
   ABOUT SECTION
   ================================= */

.about-content-wrapper {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 40px;
    align-items: center;
    margin-bottom: 50px;
}

.about-image {
    position: relative;
    overflow: hidden;
    border-radius: 10px;
    box-shadow: var(--shadow-lg);
}

.about-image img {
    width: 100%;
    height: auto;
    display: block;
    transition: transform 0.3s ease;
}

.about-image:hover img {
    transform: scale(1.05);
}

.about-text p {
    font-size: 16px;
    line-height: 1.8;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.about-content p {
    font-size: 16px;
    line-height: 1.8;
    margin-bottom: 20px;
    color: var(--dark-gray);
}

.about-highlights {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    margin-top: 40px;
}

.highlight-card {
    text-align: center;
    padding: 25px 15px;
    background: var(--white);
    border-radius: 10px;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

.highlight-card:hover {
    transform: translateY(-10px);
}

.highlight-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 15px;
    background: linear-gradient(135deg, var(--primary-orange), var(--primary-yellow));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 32px;
}

.highlight-card h3 {
    font-size: 16px;
    margin-bottom: 10px;
    color: var(--text-dark);
    line-height: 1.3;
}

.highlight-card p {
    font-size: 13px;
    color: var(--dark-gray);
    line-height: 1.4;
}

/* =================================
   OAT SECTION
   ================================= */

.oat-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 30px;
}

.oat-card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

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

.oat-image {
    height: 250px;
    background-size: cover;
    background-position: center;
    position: relative;
}

.oat-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s;
}

.oat-image:hover .oat-overlay {
    opacity: 1;
}

.oat-content {
    padding: 25px;
}

.oat-content h3 {
    color: var(--primary-orange);
    margin-bottom: 15px;
    font-size: 22px;
}

.oat-location,
.oat-capacity {
    font-size: 14px;
    color: var(--dark-gray);
    margin-bottom: 10px;
}

.oat-location i,
.oat-capacity i {
    color: var(--primary-yellow);
    margin-right: 8px;
}

.read-more {
    color: var(--primary-orange);
    font-weight: 600;
    display: inline-block;
    margin-top: 10px;
}

.read-more:hover {
    color: var(--primary-yellow);
}

/* =================================
   GALLERY
   ================================= */

.gallery-grid-home {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 20px;
}

.gallery-item-home {
    position: relative;
    height: 250px;
    border-radius: 10px;
    overflow: hidden;
    cursor: pointer;
}

.gallery-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s;
}

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

.video-thumbnail {
    width: 100%;
    height: 100%;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    background: #000;
}

.video-thumbnail .video-thumb-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.video-play-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 0, 0, 0.4);
    transition: background 0.3s;
}

.video-thumbnail:hover .video-play-overlay {
    background: rgba(0, 0, 0, 0.6);
}

.video-play-overlay i {
    font-size: 64px;
    color: var(--white);
    opacity: 0.9;
    transition: transform 0.3s, opacity 0.3s;
}

.video-thumbnail:hover .video-play-overlay i {
    transform: scale(1.1);
    opacity: 1;
}

.video-title {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 15px;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: var(--white);
    font-size: 14px;
    font-weight: 500;
}

/* =================================
   CERTIFICATES
   ================================= */

/* =================================
   CERTIFICATES
   ================================= */

/* Certificates Carousel */
.certificates-carousel-wrapper {
    position: relative;
    padding: 0 60px;
    margin: 0 auto;
    max-width: 100%;
    overflow: hidden;
}

.certificates-carousel {
    display: flex;
    gap: 30px;
    transition: transform 0.4s ease;
    will-change: transform;
}

.certificates-carousel .cert-card {
    flex: 0 0 calc(33.333% - 20px);
    max-width: calc(33.333% - 20px);
}

/* Events Carousel */
.events-carousel-wrapper {
    position: relative;
    padding: 0 60px;
    margin: 30px auto 0;
    max-width: 100%;
    overflow: hidden;
}

.events-carousel {
    display: flex;
    gap: 30px;
    transition: transform 0.4s ease;
    will-change: transform;
}

.event-card-home {
    flex: 0 0 calc(33.333% - 20px);
    max-width: calc(33.333% - 20px);
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

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

.event-image-home {
    position: relative;
    height: 200px;
    overflow: hidden;
}

.event-image-home img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.event-date-badge {
    position: absolute;
    top: 15px;
    left: 15px;
    background: linear-gradient(135deg, var(--primary-orange), var(--primary-yellow));
    color: var(--white);
    padding: 10px 15px;
    border-radius: 8px;
    text-align: center;
    box-shadow: var(--shadow);
}

.event-day {
    display: block;
    font-size: 24px;
    font-weight: bold;
    line-height: 1;
}

.event-month {
    display: block;
    font-size: 12px;
    text-transform: uppercase;
    margin-top: 2px;
}

.event-content-home {
    padding: 20px;
}

.event-content-home h4 {
    color: var(--text-dark);
    margin-bottom: 10px;
    font-size: 18px;
}

.event-location,
.event-time {
    color: var(--gray);
    font-size: 14px;
    margin-bottom: 8px;
}

.event-location i,
.event-time i {
    color: var(--primary-orange);
    margin-right: 5px;
}

.event-desc {
    color: var(--text-dark);
    font-size: 14px;
    line-height: 1.6;
    margin: 10px 0 15px;
}

.event-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-orange), var(--primary-yellow));
    color: var(--white);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    z-index: 10;
}

.event-arrow:hover {
    transform: translateY(-50%) scale(1.1);
    box-shadow: var(--shadow-lg);
}

.event-arrow.hidden {
    opacity: 0;
    pointer-events: none;
}

.event-prev {
    left: 0;
}

.event-next {
    right: 0;
}

/* Responsive Certificates */
@media (max-width: 992px) {
    .certificates-carousel .cert-card {
        flex: 0 0 calc(50% - 15px);
        max-width: calc(50% - 15px);
    }
    
    .event-card-home {
        flex: 0 0 calc(50% - 15px);
        max-width: calc(50% - 15px);
    }
}

@media (max-width: 768px) {
    .certificates-carousel-wrapper,
    .events-carousel-wrapper {
        padding: 0 50px;
    }
    
    .certificates-carousel,
    .events-carousel {
        gap: 20px;
    }
    
    .certificates-carousel .cert-card,
    .event-card-home {
        flex: 0 0 100%;
        max-width: 100%;
    }
    
    .cert-arrow,
    .event-arrow {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }
}

.cert-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-orange), var(--primary-yellow));
    color: var(--white);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    box-shadow: var(--shadow);
    transition: all 0.3s;
    z-index: 10;
}

.cert-arrow:hover {
    transform: translateY(-50%) scale(1.1);
    box-shadow: var(--shadow-lg);
}

.cert-arrow.hidden {
    opacity: 0;
    pointer-events: none;
}

.cert-prev {
    left: 0;
}

.cert-next {
    right: 0;
}

.certificates-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 30px;
}

.cert-card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: transform 0.3s;
}

.cert-card:hover {
    transform: translateY(-5px);
}

.cert-image {
    height: 200px;
    overflow: hidden;
}

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

.cert-content {
    padding: 20px;
}

.cert-content h4 {
    color: var(--text-dark);
    margin-bottom: 10px;
}

.cert-year {
    color: var(--gray);
    font-size: 14px;
    margin-bottom: 15px;
}

/* =================================
   CONTACT SECTION
   ================================= */

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
}

.contact-info-box {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.contact-info-item {
    display: flex;
    gap: 20px;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-orange), var(--primary-yellow));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 24px;
    flex-shrink: 0;
}

.contact-info-item h4 {
    margin-bottom: 5px;
    color: var(--text-dark);
}

/* =================================
   FORMS
   ================================= */

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

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

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

.form-control,
input[type="text"],
input[type="email"],
input[type="tel"],
textarea,
select {
    width: 100%;
    padding: 12px 15px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-size: 15px;
    transition: border-color 0.3s;
}

.form-control:focus,
input:focus,
textarea:focus,
select:focus {
    outline: none;
    border-color: var(--primary-orange);
}

textarea {
    resize: vertical;
}

/* =================================
   FOOTER
   ================================= */

.site-footer {
    background: #1a1a1a;
    color: #ccc;
}

.footer-main {
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
}

.footer-col h3 {
    color: var(--white);
    margin-bottom: 20px;
    font-size: 20px;
}

.footer-col p {
    line-height: 1.8;
    margin-bottom: 15px;
}

.footer-tagline {
    color: var(--light-yellow);
    font-style: italic;
    font-weight: 600;
}

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

.footer-col ul li a {
    color: #ccc;
    transition: color 0.3s;
}

.footer-col ul li a:hover {
    color: var(--primary-yellow);
}

.contact-list li {
    display: flex;
    gap: 10px;
    margin-bottom: 15px;
}

.contact-list i {
    color: var(--primary-yellow);
    margin-top: 5px;
}

.social-links-footer {
    display: flex;
    gap: 15px;
}

.social-links-footer a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 18px;
    transition: all 0.3s;
}

.social-links-footer a:hover {
    background: linear-gradient(135deg, var(--primary-orange), var(--primary-yellow));
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 20px 0;
    text-align: center;
}

.footer-bottom p {
    margin: 0;
    line-height: 1.8;
}

.footer-bottom a {
    color: #ff6b35;
    text-decoration: none;
    font-weight: 600;
    transition: color 0.3s;
}

.footer-bottom a:hover {
    color: #f7931e;
    text-decoration: underline;
}

/* =================================
   PAGE HEADER
   ================================= */

.page-header {
    height: 300px;
    background-size: cover;
    background-position: center;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #ff6b35, #f7931e);
}

/* Gradient background for pages without custom images */
.page-header-gradient {
    background: linear-gradient(135deg, #ff6b35, #f7931e);
}

.page-header-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(255, 107, 53, 0.85), rgba(247, 147, 30, 0.85));
    display: flex;
    align-items: center;
    justify-content: center;
}

.page-header h1 {
    color: var(--white);
    font-size: 42px;
    margin-bottom: 10px;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.breadcrumb {
    color: var(--white);
    font-size: 16px;
}

/* =================================
   MODALS & LIGHTBOX
   ================================= */

.modal {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.8);
}

.modal-content {
    background-color: var(--white);
    margin: 5% auto;
    padding: 20px;
    width: 90%;
    max-width: 800px;
    border-radius: 10px;
    position: relative;
}

.close {
    color: var(--gray);
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

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

.lightbox {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.95);
    cursor: pointer;
}

.lightbox img {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 90%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.close-lightbox {
    position: absolute;
    top: 20px;
    right: 40px;
    color: var(--white);
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
}

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

@media (max-width: 768px) {
    .mobile-menu-toggle {
        display: block;
    }
    
    .logo {
        gap: 10px;
    }
    
    .logo-img {
        width: 50px;
        height: 50px;
    }
    
    .logo-text h1 {
        font-size: 16px;
    }
    
    .logo-text p {
        font-size: 10px;
    }
    
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        box-shadow: var(--shadow);
        align-items: stretch;
    }
    
    .nav-menu li {
        width: 100%;
    }
    
    .nav-menu a {
        display: block;
        width: 100%;
        text-align: left;
        background: transparent;
        color: var(--text-dark);
    }
    
    .dropdown > a {
        background: transparent !important;
        color: var(--text-dark) !important;
        border: none !important;
    }
    
    .dropdown-menu {
        position: static;
        display: none;
        box-shadow: none;
        background: var(--light-gray);
        margin-top: 5px;
        padding: 0;
        border-radius: 5px;
    }
    
    .dropdown-menu a {
        padding: 12px 20px;
        background: transparent;
    }
    
    .dropdown.active .dropdown-menu {
        display: block;
    }
    
    .nav-btn-contact {
        background: transparent !important;
        border: none !important;
        text-align: center;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 18px;
    }
    
    .section-header h2 {
        font-size: 28px;
    }
    
    .contact-grid,
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .oat-grid,
    .about-highlights,
    .gallery-grid-home,
    .certificates-grid {
        grid-template-columns: 1fr;
    }
    
    .about-content-wrapper {
        grid-template-columns: 1fr;
        gap: 30px;
    }
    
    .top-bar-content {
        flex-direction: column;
        text-align: center;
        gap: 10px;
    }
    
    .contact-info {
        display: flex;
        flex-direction: column;
        gap: 5px;
    }
    
    .language-switcher {
        justify-content: center;
    }
}