/* ==========================================================================
   CJFTEC - Cambodia-Japan Friendship Technical Education Center Website Styles
   Aesthetics: Modern Premium, Glassmorphic Nav, Vibrant Cambodia-Japan Theme
   ========================================================================== */

/* Variables */
:root {
    --primary-color: #1a7aa0;       /* Official Cyan-Blue */
    --secondary-color: #d01b1b;     /* Sakura Crimson Red (Japan Sun) */
    --accent-color: #e5a93b;        /* Warm Gold (Khmer decorative element) */
    --dark-color: #1a252f;          /* Rich Charcoal */
    --light-bg: #f8f9fa;            /* Light gray base */
    --white: #ffffff;
    --gray-text: #6c757d;
    --light-gray: #e9ecef;
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    --box-shadow: 0 10px 30px rgba(15, 76, 129, 0.08);
    --box-shadow-hover: 0 20px 40px rgba(15, 76, 129, 0.15);
    --transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    
    /* Fonts */
    --font-en-body: 'Inter', sans-serif;
    --font-en-heading: 'Outfit', sans-serif;
    --font-kh-body: 'Kantumruy Pro', sans-serif;
    --font-kh-title: 'Moul', cursive;
}

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

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

body {
    background-color: var(--white);
    color: var(--dark-color);
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Language Switcher Core CSS */
.lang-kh {
    font-family: var(--font-kh-body);
    line-height: 1.8;
}

.lang-en {
    font-family: var(--font-en-body);
    line-height: 1.6;
}

body.lang-kh .lang-kh {
    display: initial;
}

body.lang-kh p.lang-kh,
body.lang-kh div.lang-kh,
body.lang-kh h1.lang-kh,
body.lang-kh h2.lang-kh,
body.lang-kh h3.lang-kh,
body.lang-kh h4.lang-kh,
body.lang-kh ul.lang-kh,
body.lang-kh li.lang-kh,
body.lang-kh section.lang-kh {
    display: block;
}

body.lang-en .lang-en {
    display: initial;
}

body.lang-en p.lang-en,
body.lang-en div.lang-en,
body.lang-en h1.lang-en,
body.lang-en h2.lang-en,
body.lang-en h3.lang-en,
body.lang-en h4.lang-en,
body.lang-en ul.lang-en,
body.lang-en li.lang-en,
body.lang-en section.lang-en {
    display: block;
}

/* Disable the non-active language elements */
body.lang-kh .lang-en,
body.lang-kh p.lang-en,
body.lang-kh div.lang-en,
body.lang-kh h1.lang-en,
body.lang-kh h2.lang-en,
body.lang-kh h3.lang-en,
body.lang-kh h4.lang-en,
body.lang-kh ul.lang-en,
body.lang-kh li.lang-en,
body.lang-kh section.lang-en {
    display: none !important;
}

body.lang-en .lang-kh,
body.lang-en p.lang-kh,
body.lang-en div.lang-kh,
body.lang-en h1.lang-kh,
body.lang-en h2.lang-kh,
body.lang-en h3.lang-kh,
body.lang-en h4.lang-kh,
body.lang-en ul.lang-kh,
body.lang-en li.lang-kh,
body.lang-en section.lang-kh {
    display: none !important;
}

/* Typography styles based on active language */
body.lang-kh h1, body.lang-kh h2 {
    font-family: var(--font-kh-title);
    font-weight: normal;
    letter-spacing: 0;
    line-height: 1.6;
}

body.lang-kh h3, body.lang-kh h4, body.lang-kh h5, body.lang-kh h6 {
    font-family: var(--font-kh-body);
    font-weight: 600;
}

body.lang-en h1, body.lang-en h2, body.lang-en h3, body.lang-en h4 {
    font-family: var(--font-en-heading);
    font-weight: 700;
    letter-spacing: -0.02em;
}

/* Containers */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Helper Utilities */
.text-primary { color: var(--primary-color); }
.text-secondary { color: var(--secondary-color); }
.text-accent { color: var(--accent-color); }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-weight: 600;
    border-radius: var(--border-radius-sm);
    transition: var(--transition);
    cursor: pointer;
    text-decoration: none;
    border: 2px solid transparent;
}

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

.btn-primary:hover {
    background-color: #0b375d;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(15, 76, 129, 0.2);
}

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

.btn-secondary:hover {
    background-color: #ad1515;
    transform: translateY(-3px);
    box-shadow: 0 10px 20px rgba(208, 27, 27, 0.2);
}

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

.btn-outline-primary:hover {
    background-color: var(--primary-color);
    color: var(--white);
    transform: translateY(-3px);
}

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

.btn-outline-secondary:hover {
    background-color: var(--secondary-color);
    color: var(--white);
    transform: translateY(-3px);
}

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

.btn-sm {
    padding: 8px 16px;
    font-size: 0.875rem;
}

/* Header & Glassmorphic Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(15px);
    -webkit-backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(15, 76, 129, 0.05);
    padding: 12px 0;
    transition: var(--transition);
}

.navbar.scrolled {
    padding: 8px 0;
    background-color: rgba(255, 255, 255, 0.95);
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Logo Design */
.logo {
    display: flex;
    align-items: center;
    gap: 12px;
    text-decoration: none;
    color: var(--primary-color);
}

.logo-icon {
    width: 48px;
    height: 48px;
    color: var(--primary-color);
    transition: var(--transition);
}

.logo:hover .logo-icon {
    transform: rotate(10deg) scale(1.05);
}

.logo-svg {
    width: 100%;
    height: 100%;
}

.logo-text {
    display: flex;
    flex-direction: column;
}

.logo-title {
    font-size: 1.5rem;
    font-weight: 800;
    letter-spacing: 0.05em;
    line-height: 1;
    font-family: var(--font-en-heading);
}

.logo-sub {
    font-size: 0.85rem;
    color: #000000;
    max-width: 450px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    margin-top: 2px;
}

body.lang-kh .logo-sub.lang-kh {
    font-family: 'Moul', 'Khmer OS Muol Light', cursive !important;
    font-size: 0.65rem !important;
    font-weight: normal !important;
    letter-spacing: 0.02em;
    line-height: 1.4;
}

/* Menu links */
.nav-menu {
    display: flex;
    align-items: center;
    gap: 32px;
}

.nav-link {
    text-decoration: none;
    color: var(--dark-color);
    font-weight: 600;
    font-size: 0.95rem;
    position: relative;
    padding: 8px 0;
    transition: var(--transition);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2.5px;
    background-color: var(--secondary-color);
    transition: var(--transition);
    border-radius: 2px;
}

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

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

/* Nav Actions */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.lang-btn {
    background-color: rgba(15, 76, 129, 0.08);
    border: none;
    padding: 8px 16px;
    border-radius: 30px;
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.85rem;
    cursor: pointer;
    transition: var(--transition);
    display: flex;
    align-items: center;
    gap: 6px;
}

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

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--primary-color);
    cursor: pointer;
}

/* Hero Section */
.hero {
    height: 75vh;
    min-height: 520px;
    position: relative;
    background-image: url('https://images.unsplash.com/photo-1523240795612-9a054b0db644?auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--white);
    padding-top: 80px;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(15, 76, 129, 0.5) 0%, rgba(26, 37, 47, 0.4) 100%);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 850px;
    padding: 0 24px;
    animation: fadeInUp 1s ease-out;
}

.hero-title {
    font-size: 2.2rem;
    line-height: 1.35;
    margin-bottom: 24px;
    text-shadow: 0 4px 10px rgba(0,0,0,0.3);
}

body.lang-kh .hero-title,
#heroTitleKh,
#heroTitleKh * {
    font-family: 'Moul', 'Khmer OS Muol Light', cursive !important;
    font-weight: normal !important;
    font-size: 1.85rem !important;
    line-height: 1.55 !important;
}

.hero-description {
    font-size: 1.25rem;
    margin-bottom: 40px;
    opacity: 0.9;
    font-weight: 300;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

body.lang-kh .hero-description {
    font-size: 1.05rem;
    line-height: 1.8;
}

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

.scroll-down {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
}

.scroll-down a {
    color: var(--white);
    font-size: 1.8rem;
    transition: var(--transition);
}

.scroll-down a:hover {
    color: var(--accent-color);
}

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

.animate-bounce {
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

/* Statistics section */
.stats {
    background-color: var(--white);
    padding: 40px 0;
    position: relative;
    z-index: 10;
    margin-top: -60px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.stat-card {
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    padding: 30px 24px;
    text-align: center;
    box-shadow: 0 15px 40px rgba(15, 76, 129, 0.06);
    border-bottom: 4px solid var(--primary-color);
    transition: var(--transition);
}

.stat-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--box-shadow-hover);
    border-bottom-color: var(--secondary-color);
}

.stat-icon {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 16px;
}

.stat-card:hover .stat-icon {
    color: var(--secondary-color);
}

.stat-number {
    font-size: 2.2rem;
    font-weight: 800;
    color: var(--dark-color);
    margin-bottom: 8px;
    font-family: var(--font-en-heading);
}

.stat-label {
    font-size: 0.9rem;
    color: var(--gray-text);
    font-weight: 600;
}

/* Section Common Headers */
section {
    padding: 100px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 2.25rem;
    color: var(--dark-color);
    margin-bottom: 16px;
    position: relative;
}

.section-title .lang-kh {
    font-family: 'Moul', 'Khmer OS Muol Light', cursive !important;
    font-size: 1.8rem;
    font-weight: normal;
    letter-spacing: 0;
}

.section-divider {
    width: 80px;
    height: 4px;
    background-color: var(--secondary-color);
    margin: 0 auto;
    border-radius: 2px;
}

.section-subtitle {
    margin-top: 16px;
    color: var(--gray-text);
    font-size: 1.1rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* About Us Section styling */
.about {
    background-color: var(--light-bg);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: center;
}

.about-image-wrapper {
    position: relative;
}

.about-img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--box-shadow);
    object-fit: cover;
    display: block;
}

.about-badge {
    position: absolute;
    top: -20px;
    right: -20px;
    background-color: var(--primary-color);
    color: var(--white);
    padding: 24px;
    border-radius: var(--border-radius-md);
    box-shadow: 0 10px 30px rgba(15, 76, 129, 0.3);
    max-width: 240px;
    border-left: 6px solid var(--secondary-color);
}

.badge-title {
    font-size: 1.5rem;
    font-weight: 800;
    display: block;
    margin-bottom: 4px;
    font-family: var(--font-en-heading);
}

.badge-sub {
    font-size: 0.75rem;
    opacity: 0.9;
    display: block;
}

.about-content h3 {
    font-size: 1.6rem;
    color: var(--primary-color);
    margin-bottom: 20px;
    line-height: 1.4;
}

.about-description {
    color: #4a5568;
    margin-bottom: 30px;
}

.about-mission {
    background-color: var(--white);
    padding: 24px;
    border-radius: var(--border-radius-md);
    border-left: 4px solid var(--primary-color);
    box-shadow: 0 4px 20px rgba(0,0,0,0.02);
}

.mission-title {
    font-size: 1.1rem;
    margin-bottom: 16px;
    color: var(--dark-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.mission-list {
    list-style: none;
}

.mission-list li {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    margin-bottom: 12px;
    font-size: 0.95rem;
    color: #4a5568;
}

.mission-list li:last-child {
    margin-bottom: 0;
}

.mission-list i {
    color: var(--primary-color);
    margin-top: 4px;
}

/* Courses Styling */
.courses-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 30px;
    margin-bottom: 50px;
}

.course-card {
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    display: flex;
    flex-direction: column;
}

.course-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--box-shadow-hover);
}

.course-img-container {
    position: relative;
    height: 220px;
    overflow: hidden;
}

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

.course-card:hover .course-img {
    transform: scale(1.08);
}

.course-tag {
    position: absolute;
    top: 20px;
    left: 20px;
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 6px 14px;
    border-radius: 30px;
    font-size: 0.75rem;
    font-weight: 700;
}

.course-info {
    padding: 30px;
    position: relative;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.course-icon {
    position: absolute;
    top: -30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background-color: var(--primary-color);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 10px 20px rgba(15, 76, 129, 0.2);
    border: 3px solid var(--white);
    transition: var(--transition);
}

.course-card:hover .course-icon {
    background-color: var(--secondary-color);
    transform: rotate(360deg);
}

.course-title {
    font-size: 1.25rem;
    color: var(--dark-color);
    margin-bottom: 16px;
    padding-right: 40px;
}

.course-desc {
    color: #4a5568;
    font-size: 0.95rem;
    margin-bottom: 24px;
    flex-grow: 1;
}

.course-meta {
    display: flex;
    align-items: center;
    gap: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--light-gray);
    font-size: 0.85rem;
    color: var(--gray-text);
    font-weight: 600;
}

.course-meta i {
    color: var(--primary-color);
}

.courses-action {
    text-align: center;
    margin-top: 40px;
}

/* Gallery Styling */
.gallery {
    background-color: var(--light-bg);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-auto-rows: 240px;
    gap: 20px;
}

.gallery-item {
    position: relative;
    border-radius: var(--border-radius-md);
    overflow: hidden;
    box-shadow: var(--box-shadow);
}

.item-large {
    grid-column: span 2;
    grid-row: span 2;
}

.item-medium {
    grid-column: span 2;
}

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

.gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 24px;
    background: linear-gradient(to top, rgba(0,0,0,0.8) 0%, rgba(0,0,0,0) 100%);
    color: var(--white);
    opacity: 0;
    transform: translateY(20px);
    transition: var(--transition);
    pointer-events: none;
}

.gallery-item:hover .gallery-img {
    transform: scale(1.05);
}

.gallery-item:hover .gallery-caption {
    opacity: 1;
    transform: translateY(0);
}

/* Contact Section Styling */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 50px;
    margin-bottom: 60px;
}

.contact-info-panel {
    background-color: var(--light-bg);
    border-radius: var(--border-radius-md);
    padding: 40px;
    box-shadow: var(--box-shadow);
    border-left: 6px solid var(--primary-color);
}

.panel-title {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 30px;
    position: relative;
    padding-bottom: 10px;
}

.panel-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 3px;
    background-color: var(--secondary-color);
}

.info-details {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.info-icon {
    width: 50px;
    height: 50px;
    background-color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.25rem;
    box-shadow: 0 5px 15px rgba(0,0,0,0.05);
    flex-shrink: 0;
    transition: var(--transition);
}

.info-item:hover .info-icon {
    background-color: var(--primary-color);
    color: var(--white);
}

.info-text strong {
    font-size: 1rem;
    color: var(--dark-color);
    margin-bottom: 4px;
    display: block;
}

.info-text p {
    color: #4a5568;
    font-size: 0.95rem;
}

.contact-link {
    text-decoration: none;
    color: var(--primary-color);
    font-weight: 600;
    transition: var(--transition);
}

.contact-link:hover {
    color: var(--secondary-color);
}

.social-channels {
    margin-top: 40px;
    padding-top: 30px;
    border-top: 1px solid var(--light-gray);
}

.social-title {
    font-size: 1rem;
    color: var(--dark-color);
    margin-bottom: 16px;
}

.social-buttons {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.social-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 12px 24px;
    border-radius: var(--border-radius-sm);
    color: var(--white);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: var(--transition);
    box-shadow: 0 4px 10px rgba(0,0,0,0.1);
}

.facebook-btn {
    background-color: #1877f2;
}

.facebook-btn:hover {
    background-color: #135ec2;
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(24, 119, 242, 0.3);
}

.telegram-btn {
    background-color: #0088cc;
}

.telegram-btn:hover {
    background-color: #006da3;
    transform: translateY(-2px);
    box-shadow: 0 6px 15px rgba(0, 136, 204, 0.3);
}

/* Form Styling */
.contact-form-panel {
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    padding: 40px;
    box-shadow: var(--box-shadow);
    border: 1px solid rgba(0,0,0,0.03);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--dark-color);
}

.form-group input, .form-group textarea {
    padding: 12px 16px;
    border: 1.5px solid var(--light-gray);
    border-radius: var(--border-radius-sm);
    font-size: 0.95rem;
    transition: var(--transition);
    outline: none;
}

.form-group input:focus, .form-group textarea:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(15, 76, 129, 0.1);
}

/* Map Section styling */
.map-container {
    margin-top: 60px;
}

.map-heading {
    font-size: 1.25rem;
    color: var(--dark-color);
    margin-bottom: 20px;
    display: flex;
    align-items: center;
    gap: 10px;
}

.map-heading i {
    color: var(--primary-color);
}

.map-wrapper {
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--box-shadow);
    border: 4px solid var(--white);
}

.map-wrapper iframe {
    display: block;
}

.map-action {
    text-align: center;
    margin-top: 20px;
}

/* Footer Section Styling */
footer {
    background-color: var(--dark-color);
    color: rgba(255,255,255,0.7);
    padding-top: 80px;
    border-top: 5px solid var(--secondary-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1.2fr;
    gap: 60px;
    margin-bottom: 60px;
}

.footer-logo {
    color: var(--white);
    font-size: 2rem;
    font-weight: 800;
    margin-bottom: 20px;
    font-family: var(--font-en-heading);
    letter-spacing: 0.05em;
}

.footer-about p {
    font-size: 0.9rem;
    line-height: 1.7;
    margin-bottom: 24px;
}

.partner-logos {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 16px;
}

.partner-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--white);
}

.partner-name {
    font-size: 0.75rem;
    background-color: rgba(255,255,255,0.08);
    color: var(--white);
    padding: 4px 12px;
    border-radius: 30px;
    border: 1px solid rgba(255,255,255,0.15);
}

.footer-links h4, .footer-contact h4 {
    color: var(--white);
    font-size: 1.1rem;
    margin-bottom: 24px;
    position: relative;
    padding-bottom: 8px;
}

.footer-links h4::after, .footer-contact h4::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background-color: var(--secondary-color);
}

.footer-links ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links ul a {
    color: rgba(255,255,255,0.7);
    text-decoration: none;
    font-size: 0.95rem;
    transition: var(--transition);
}

.footer-links ul a:hover {
    color: var(--white);
    padding-left: 6px;
}

.footer-contact p {
    font-size: 0.95rem;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
}

.footer-contact i {
    color: var(--primary-color);
}

.footer-socials {
    display: flex;
    gap: 12px;
    margin-top: 20px;
}

.footer-socials a {
    width: 40px;
    height: 40px;
    background-color: rgba(255,255,255,0.05);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.1rem;
    transition: var(--transition);
}

.footer-socials a:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-bottom {
    background-color: #111a22;
    padding: 30px 0;
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.05);
    font-size: 0.85rem;
}

.footer-bottom .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.dev-credits {
    font-size: 0.8rem;
    color: rgba(255,255,255,0.4);
}

/* Modal Overlay Styling */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(26, 37, 47, 0.6);
    backdrop-filter: blur(5px);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal-overlay.active {
    display: flex;
    opacity: 1;
}

.modal-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    max-width: 450px;
    width: 100%;
    text-align: center;
    box-shadow: 0 25px 50px rgba(0,0,0,0.15);
    transform: scale(0.9);
    transition: transform 0.3s ease;
}

.modal-overlay.active .modal-card {
    transform: scale(1);
}

.modal-icon {
    font-size: 4rem;
    color: #2ec4b6;
    margin-bottom: 20px;
}

.modal-title {
    font-size: 1.5rem;
    color: var(--dark-color);
    margin-bottom: 12px;
}

.modal-text {
    color: #4a5568;
    font-size: 0.95rem;
    margin-bottom: 30px;
    line-height: 1.6;
}

/* Responsive Breakpoints */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.8rem;
    }
    .about-grid, .courses-grid, .contact-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    .about-image-wrapper {
        max-width: 600px;
        margin: 0 auto;
    }
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-auto-rows: 200px;
    }
    .footer-grid {
        grid-template-columns: 1.5fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 73px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 73px);
        background-color: var(--white);
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding-top: 40px;
        gap: 24px;
        transition: var(--transition);
        border-top: 1px solid var(--light-gray);
        box-shadow: 0 10px 20px rgba(0,0,0,0.05);
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .mobile-toggle {
        display: block;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    body.lang-kh .hero-title {
        font-size: 1.8rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 12px;
        padding: 0 40px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
    
    .footer-bottom .container {
        flex-direction: column;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .stats-grid, .gallery-grid {
        grid-template-columns: 1fr;
    }
    .item-large, .item-medium {
        grid-column: span 1;
        grid-row: span 1;
    }
    .logo-title {
        font-size: 1.25rem;
    }
    .logo-sub {
        max-width: 180px;
    }
    .about-badge {
        right: -10px;
        bottom: -10px;
        padding: 16px;
    }
}

/* ==========================================================================
   Admin Dashboard & Login Styles
   ========================================================================== */

.admin-body {
    background-color: var(--light-bg);
    min-height: 100vh;
}

/* Admin Container */
.admin-container {
    width: 100%;
    max-width: 1200px;
    margin: 40px auto;
    padding: 0 24px;
}

/* Admin Header & Nav */
.admin-header {
    background-color: var(--white);
    padding: 20px 24px;
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow);
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    border-left: 6px solid var(--primary-color);
}

.admin-header-title h1 {
    font-size: 1.5rem;
    color: var(--dark-color);
    font-family: var(--font-en-heading) !important;
}

.admin-header-actions {
    display: flex;
    gap: 16px;
    align-items: center;
}

.admin-nav {
    display: flex;
    background-color: var(--white);
    padding: 10px;
    border-radius: var(--border-radius-md);
    box-shadow: var(--box-shadow);
    margin-bottom: 30px;
    gap: 10px;
    overflow-x: auto;
}

.admin-nav-btn {
    border: none;
    background: none;
    padding: 12px 24px;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--gray-text);
    border-radius: var(--border-radius-sm);
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    gap: 10px;
}

.admin-nav-btn:hover {
    color: var(--primary-color);
    background-color: rgba(26, 122, 160, 0.05);
}

.admin-nav-btn.active {
    color: var(--white);
    background-color: var(--primary-color);
}

/* Login Panel Card */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px;
    background: linear-gradient(135deg, rgba(26, 122, 160, 0.1) 0%, rgba(26, 37, 47, 0.05) 100%);
}

.login-card {
    background-color: var(--white);
    border-radius: var(--border-radius-lg);
    padding: 40px;
    max-width: 420px;
    width: 100%;
    box-shadow: 0 20px 50px rgba(26, 122, 160, 0.1);
    border-top: 6px solid var(--primary-color);
}

.login-card-header {
    text-align: center;
    margin-bottom: 30px;
}

.login-card-header h2 {
    font-size: 1.75rem;
    color: var(--dark-color);
    margin-bottom: 8px;
    font-family: var(--font-en-heading) !important;
}

.login-card-header p {
    font-size: 0.875rem;
    color: var(--gray-text);
}

/* Admin Dashboard Sections */
.admin-section {
    display: none;
    animation: fadeIn 0.4s ease;
}

.admin-section.active {
    display: block;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.admin-card {
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    padding: 30px;
    box-shadow: var(--box-shadow);
    margin-bottom: 30px;
}

.admin-card-title {
    font-size: 1.25rem;
    color: var(--dark-color);
    margin-bottom: 24px;
    border-bottom: 1.5px solid var(--light-gray);
    padding-bottom: 12px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Dashboard Forms Grid */
.form-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

.form-grid-full {
    grid-column: span 2;
}

/* Settings Form elements */
.admin-input-desc {
    font-size: 0.75rem;
    color: var(--gray-text);
    margin-top: 4px;
}

/* Config status bar */
.config-status {
    padding: 16px;
    border-radius: var(--border-radius-sm);
    margin-bottom: 24px;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 12px;
}

.config-status.unconfigured {
    background-color: #fff3cd;
    color: #856404;
    border: 1px solid #ffeeba;
}

.config-status.configured {
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

/* Manage List Tables */
.admin-table-container {
    overflow-x: auto;
    margin-bottom: 20px;
}

.admin-table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

.admin-table th, .admin-table td {
    padding: 16px;
    border-bottom: 1px solid var(--light-gray);
    vertical-align: middle;
}

.admin-table th {
    background-color: var(--light-bg);
    color: var(--dark-color);
    font-weight: 700;
    font-size: 0.9rem;
}

.admin-table tr:hover {
    background-color: rgba(26, 122, 160, 0.02);
}

.table-img {
    width: 60px;
    height: 40px;
    object-fit: cover;
    border-radius: 4px;
    background-color: var(--light-gray);
}

.table-actions {
    display: flex;
    gap: 8px;
}

/* Form Item Dialog Popup (Modal style for Add/Edit item) */
.admin-dialog-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(26, 37, 47, 0.5);
    backdrop-filter: blur(4px);
    z-index: 1500;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 24px;
}

.admin-dialog-overlay.active {
    display: flex;
}

.admin-dialog-card {
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    padding: 30px;
    max-width: 700px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
}

.admin-dialog-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
    border-bottom: 1.5px solid var(--light-gray);
    padding-bottom: 12px;
}

.admin-dialog-header h3 {
    font-size: 1.25rem;
    color: var(--dark-color);
}

.dialog-close {
    border: none;
    background: none;
    font-size: 1.25rem;
    cursor: pointer;
    color: var(--gray-text);
    transition: var(--transition);
}

.dialog-close:hover {
    color: var(--secondary-color);
}

.admin-dialog-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 24px;
    border-top: 1.5px solid var(--light-gray);
    padding-top: 20px;
}

/* Alert Notification Toast */
.alert-toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background-color: var(--dark-color);
    color: var(--white);
    padding: 16px 24px;
    border-radius: var(--border-radius-sm);
    box-shadow: 0 10px 30px rgba(0,0,0,0.2);
    display: flex;
    align-items: center;
    gap: 12px;
    z-index: 3000;
    transform: translateY(100px);
    opacity: 0;
    transition: var(--transition);
    font-weight: 600;
}

.alert-toast.active {
    transform: translateY(0);
    opacity: 1;
}

.alert-toast.success {
    border-left: 5px solid #2ec4b6;
}

.alert-toast.error {
    border-left: 5px solid var(--secondary-color);
}

.alert-toast.info {
    border-left: 5px solid var(--primary-color);
}

/* Responsive adjustments for forms */
@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }
    .form-grid-full {
        grid-column: span 1;
    }
    .admin-header {
        flex-direction: column;
        gap: 16px;
        text-align: center;
    }
}

/* Partner Logo Badges */
.partner-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background-color: rgba(255, 255, 255, 0.08);
    padding: 8px 18px;
    border-radius: 30px;
    border: 1px solid rgba(255, 255, 255, 0.12);
    transition: var(--transition);
    text-decoration: none;
}

.partner-badge:hover {
    background-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.15);
}

.partner-badge-img {
    width: 36px;
    height: 36px;
    object-fit: cover;
    border-radius: 50%;
    background-color: var(--white);
    flex-shrink: 0;
}

.partner-badge-text {
    font-size: 0.85rem;
    color: var(--white);
    font-weight: 600;
}

/* About Grid Cards - Vision, Mission, Objectives, Strategies */
.about-cards-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 50px;
}

.about-card {
    background-color: var(--white);
    border-radius: var(--border-radius-md);
    padding: 35px 30px;
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    border-top: 4px solid var(--primary-color);
}

.about-card:nth-child(2) {
    border-top-color: var(--secondary-color);
}

.about-card:nth-child(3) {
    border-top-color: var(--accent-color);
}

.about-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--box-shadow-hover);
}

.about-card-icon {
    font-size: 2.2rem;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.about-card:nth-child(2) .about-card-icon {
    color: var(--secondary-color);
}

.about-card:nth-child(3) .about-card-icon {
    color: var(--accent-color);
}

.about-card-title {
    font-size: 1.25rem;
    color: var(--dark-color);
    margin-bottom: 16px;
    font-weight: 700;
}

.about-card-text {
    font-size: 0.95rem;
    color: #4a5568;
    margin-bottom: 16px;
}

.about-card-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.about-card-list li {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    font-size: 0.9rem;
    color: #4a5568;
    line-height: 1.5;
}

.about-card-list li i {
    color: var(--primary-color);
    margin-top: 4px;
    font-size: 0.85rem;
}

.about-card:nth-child(2) .about-card-list li i {
    color: var(--secondary-color);
}

.about-card:nth-child(3) .about-card-list li i {
    color: var(--accent-color);
}

/* Course Card Button */
.course-card-actions {
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px solid var(--light-gray);
    text-align: center;
}

/* Enrollment Modal Specific */
.radio-group {
    display: flex;
    gap: 20px;
    margin-top: 6px;
}

.radio-label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    font-weight: 500;
}

.radio-label input[type="radio"] {
    cursor: pointer;
    width: 18px;
    height: 18px;
}

.readonly-input {
    background-color: var(--light-bg);
    cursor: not-allowed;
    font-weight: 600;
    color: var(--primary-color);
}

/* Media query fixes */
@media (max-width: 1024px) {
    .about-cards-grid {
        grid-template-columns: 1fr;
    }
}