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

/* Header & Navigation */
.top-bar {
    background-color: #1a1a1a;
    color: white;
    padding: 8px 0;
    font-size: 14px;
}

.top-bar .container {
    display: flex;
    justify-content: space-between;
}

/* Modern Header/Navigation Styles */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.nav .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav .logo {
    height: 45px;
    transition: transform 0.3s ease;
}

.nav .logo:hover {
    transform: scale(1.05);
}

.nav ul {
    display: flex;
    gap: 2.5rem;
    list-style: none;
    margin: 0;
    padding: 0;
}

.nav ul li a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    position: relative;
    padding: 0.5rem 0;
    transition: color 0.3s ease ,transform 0.3s ease;
}

.nav ul li a:active {
    transform: scale(0.95);
}

.nav ul li a.active {
    color: #2196F3;
}

.nav ul li a.active::after {
    width: 100%;
}

.nav ul li a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #2196F3, #00BCD4);
    transition: width 0.3s ease;
}

.nav ul li a:hover {
    color: #2196F3;
}

.nav ul li a:hover::after {
    width: 100%;
}

/* Scrolled Header State */
.nav.scrolled {
    background: rgba(255, 255, 255, 0.98);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

/* Mobile Menu Styles */
@media (max-width: 768px) {
    .nav .container {
        padding: 1rem;
    }
    
    .nav ul {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background: rgba(255, 255, 255, 0.98);
        backdrop-filter: blur(10px);
        flex-direction: column;
        align-items: center;
        justify-content: center;
        gap: 2rem;
        transition: left 0.3s ease;
    }
    
    .nav ul.active {
        left: 0;
    }
    
    .nav .menu-toggle {
        display: block;
        cursor: pointer;
    }
}

/* Additional Animation Classes */
@keyframes fadeInDown {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.nav.visible {
    animation: fadeInDown 0.5s ease forwards;
}

/* Translate */
#languageSwitcher {
    padding: 8px 16px;
    font-size: 14px;
    border-radius: 20px;
    border: none;
    background: linear-gradient(145deg, #f0f0f0, #e6e6e6);
    box-shadow: 5px 5px 10px rgba(0,0,0,0.1),
                -5px -5px 10px rgba(255,255,255,0.8);
    cursor: pointer;
    margin-left: 10px;
    transition: all 0.3s ease;
    color: #333;
    font-weight: 500;
    appearance: none;
    -webkit-appearance: none;
    background-image: url("data:image/svg+xml;charset=US-ASCII,%3Csvg%20xmlns%3D%22http%3A%2F%2Fwww.w3.org%2F2000%2Fsvg%22%20width%3D%22292.4%22%20height%3D%22292.4%22%3E%3Cpath%20fill%3D%22%23333%22%20d%3D%22M287%2069.4a17.6%2017.6%200%200%200-13-5.4H18.4c-5%200-9.3%201.8-12.9%205.4A17.6%2017.6%200%200%200%200%2082.2c0%205%201.8%209.3%205.4%2012.9l128%20127.9c3.6%203.6%207.8%205.4%2012.8%205.4s9.2-1.8%2012.8-5.4L287%2095c3.5-3.5%205.4-7.8%205.4-12.8%200-5-1.9-9.2-5.5-12.8z%22%2F%3E%3C%2Fsvg%3E");
    background-repeat: no-repeat;
    background-position: right 12px top 50%;
    background-size: 10px auto;
    padding-right: 28px;
}

#languageSwitcher:hover {
    background: linear-gradient(145deg, #e6e6e6, #f0f0f0);
    transform: translateY(-2px);
    box-shadow: 6px 6px 12px rgba(0,0,0,0.15),
                -6px -6px 12px rgba(255,255,255,0.9);
}

#languageSwitcher:focus {
    outline: none;
    border: 2px solid rgba(0,123,255,0.5);
    box-shadow: inset 2px 2px 5px rgba(0,0,0,0.1),
                inset -2px -2px 5px rgba(255,255,255,0.5);
}

/* Animasi saat mengganti bahasa */
@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

#languageSwitcher:active {
    animation: pulse 0.3s ease-out;
}

/* Hero Section */
.hero {
    position: relative;
    width: 100%;
    height: 60vh; /* Sesuaikan dengan tinggi layar */
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover; /* Agar video menyesuaikan ukuran tanpa distorsi */
    z-index: -1; /* Agar video berada di belakang teks */
}

.hero-content {
    font-size: 2rem;
    position: relative;
    z-index: 1;
    color: white;
    text-align: center;
}


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

section {
    padding: 80px 0;
}

.section-title {
    font-size: 2.5em;
    margin-bottom: 50px;
    text-align: center;
    color: #2c1810;
}
/* About Section Styles */
.about-section {
    padding: 100px 0;
    background: #fff;
}

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

.about-header h2 {
    font-size: 2.5rem;
    color: #333;
    margin-bottom: 20px;
    font-weight: 600;
}

.header-line {
    width: 80px;
    height: 3px;
    background: #3eb905;
    margin: 0 auto;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    margin-bottom: 80px;
}

.about-image img {
    width: 100%;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.about-image img:hover {
    transform: scale(1.02);
}

.about-text h3 {
    font-size: 1.8rem;
    color: #333;
    margin-bottom: 20px;
}

.about-text p {
    color: #666;
    line-height: 1.8;
    margin-bottom: 30px;
}

.about-features {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 40px;
}

.feature {
    text-align: center;
    padding: 20px;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

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

.feature-icon {
    width: 50px;
    height: 50px;
    margin-bottom: 15px;
}

.feature h4 {
    color: #333;
    font-size: 1.2rem;
    margin-bottom: 10px;
}

.feature p {
    color: #666;
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 0;
}

/* Certification Section */
.certification-section {
    padding: 80px 0;
    text-align: center;
}

.certification-header h2 {
    font-size: 2.5rem;
    color: #333;
    margin-bottom: 20px;
    font-weight: 600;
}

.certification-content {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    margin-top: 40px;
}

.certification-item {
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    width: 1200px;
}

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

.certification-item img {
    max-width: 250px;
    margin-bottom: 15px;
}

.certification-item h4 {
    font-size: 1.2rem;
    color: #333;
    margin-bottom: 10px;
}

.certification-item p {
    color: #666;
    font-size: 0.9rem;
    line-height: 1.6;
}


/* Vision Mission Styles */
.vision-mission {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 40px;
    margin: 80px 0;
}

.vm-card {
    padding: 40px;
    border-radius: 15px;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    box-shadow: 0 4px 25px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease;
}

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

.vm-icon {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
}

.vm-card h3 {
    font-size: 1.8rem;
    color: #333;
    margin-bottom: 20px;
}

.vm-card ul {
    padding-left: 20px;
}

.vm-card li {
    color: #666;
    line-height: 1.8;
    margin-bottom: 10px;
}

/* Logo Explanation Styles */
.logo-explanation {
    padding: 80px 0;
}

.logo-header {
    text-align: center;
    margin-bottom: 40px;
}

.logo-header h3 {
    font-size: 2.5rem;
    color: #333;
    margin-bottom: 20px;
}

.header-line {
    width: 80px;
    height: 3px;
    background: #3eb905;
    margin: 0 auto;
}

.centered-logo {
    text-align: center;
    margin-bottom: 60px;
}

.logo-image-wrapper {
    position: relative;
    display: inline-block;
    padding: 20px;
}

.logo-main {
    width: 100%;
    max-width: 250px;
    position: relative;
    z-index: 2;
}

.four-circle{
    width: 30%;
}

.lengkung{
    width: 30%;
}

.warna{
    width: 30%;
}

.nama{
    width: 30%;
}


.logo-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 280px;
    height: 280px;
    background: radial-gradient(circle, rgba(62, 185, 5, 0.1) 0%, rgba(33, 150, 243, 0.1) 50%, transparent 70%);
    border-radius: 50%;
    z-index: 1;
    animation: glow 3s infinite alternate;
}

.logo-items {
    display: grid;
    gap: 40px;
    max-width: 800px;
    margin: 0 auto;
}

.logo-item {
    display: flex;
    gap: 25px;
    padding: 25px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 15px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.logo-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.logo-icon {
    width: 40px;
    height: 40px;
    flex-shrink: 0;
    margin-top: 5px;
}

.logo-text h4 {
    font-size: 1.3rem;
    color: #333;
    margin-bottom: 15px;
}

.logo-text p {
    color: #666;
    line-height: 1.7;
    margin-bottom: 15px;
}

.pillars-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 0;
    list-style: none;
}

.pillars-list li {
    padding: 5px 15px;
    background: rgb(29, 131, 29);
    color: white;
    border-radius: 20px;
    font-size: 0.9rem;
}

@keyframes glow {
    from {
        opacity: 0.5;
        transform: translate(-50%, -50%) scale(0.95);
    }
    to {
        opacity: 0.8;
        transform: translate(-50%, -50%) scale(1.05);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .logo-explanation {
        padding: 60px 20px;
    }
    
    .logo-header h3 {
        font-size: 2rem;
    }
    
    .logo-item {
        flex-direction: column;
        align-items: center;
        text-align: center;
        padding: 20px;
    }
    
    .logo-icon {
        margin-bottom: 15px;
    }
    
    .pillars-list {
        justify-content: center;
    }
}

/* footer */
footer {
    background: linear-gradient(135deg, #1a1a1a, #2a2a2a);
    color: #f5f5f5;
    padding: 80px 0 30px;
    position: relative;
    overflow: hidden;
}

footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, #3eb905, #2196F3);
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 60px;
    margin-bottom: 50px;
    position: relative;
}

.footer-info {
    position: relative;
}

.footer-info img {
    max-width: 140px;
    margin-bottom: 20px;
    transition: transform 0.3s ease;
}

.footer-info img:hover {
    transform: scale(1.05);
}

.footer-info h4 {
    font-size: 1.4rem;
    margin-bottom: 15px;
    color: #fff;
    font-weight: 600;
}

.footer-info p {
    color: #b0b0b0;
    line-height: 1.8;
    margin-bottom: 10px;
    transition: color 0.3s ease;
}

.footer-info p:hover {
    color: #fff;
}

.footer-links h4 {
    font-size: 1.2rem;
    margin-bottom: 25px;
    color: #3eb905;
    position: relative;
    display: inline-block;
}

.footer-links h4::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 40px;
    height: 2px;
    background: #3eb905;
    transition: width 0.3s ease;
}

.footer-links:hover h4::after {
    width: 100%;
}

.footer-links ul {
    list-style: none;
    padding: 0;
}

.footer-links a {
    color: #b0b0b0;
    text-decoration: none;
    line-height: 2.2;
    transition: all 0.3s ease;
    display: inline-block;
    position: relative;
}

.footer-links a::before {
    content: '→';
    position: absolute;
    left: -20px;
    opacity: 0;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: #fff;
    padding-left: 20px;
}

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

.copyright {
    text-align: center;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #888;
}

.copyright p {
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.copyright p:hover {
    color: #fff;
}

@media (max-width: 768px) {
    footer {
        padding: 60px 20px 30px;
    }
    
    .footer-grid {
        gap: 40px;
    }
    
    .footer-info img {
        max-width: 120px;
    }
}