:root {
    --primary-green: #00693E; 
    --dark-green: #004d2d;
    --light-green: #f0f8f3;   
    --secondary-gold: #D4AF37; 
    
    --text-dark: #2c3e50;      
    --text-light: #ffffff;
    --text-muted: #7f8c8d;
    --border-color: #e0e0e0;

    --font-primary: 'Poppins', sans-serif; 
    --font-secondary: 'Merriweather', serif; 

    --shadow-sm: 0 2px 4px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 10px rgba(0,0,0,0.1);
    --transition-fast: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: var(--font-primary);
    line-height: 1.7;
    color: var(--text-dark);
    background-color: #fdfdfd;
}

.container {
    max-width: 1140px;
    margin: 0 auto;
    padding: 0 20px;
}

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

.navbar {
    background-color: var(--text-light);
    box-shadow: var(--shadow-md);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 45px; 
    width: auto;
    margin-right: 12px;
}

.logo-text {
    font-family: var(--font-secondary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-green);
}

.nav-menu {
    list-style: none;
    display: flex;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 600;
    padding-bottom: 5px;
    position: relative;
    transition: var(--transition-fast);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-green);
    transition: var(--transition-fast);
}

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

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

.nav-toggle {
    display: none; 
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1001;
}

.hamburger {
    display: block;
    width: 25px;
    height: 2px;
    background-color: var(--text-dark);
    position: relative;
    transition: var(--transition-fast);
}

.hamburger::before,
.hamburger::after {
    content: '';
    position: absolute;
    width: 25px;
    height: 2px;
    background-color: var(--text-dark);
    left: 0;
    transition: var(--transition-fast);
}
.hamburger::before { top: -8px; }
.hamburger::after { bottom: -8px; }

.hero {
    background: linear-gradient(rgba(0, 105, 62, 0.85), rgba(0, 77, 45, 0.85)), 
                url('../images/hero-bg.jpg') no-repeat center center/cover;
    
    height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--text-light);
}

.hero-content {
    max-width: 800px;
}

.hero-title {
    font-family: var(--font-secondary);
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 15px;
    text-shadow: 0 2px 4px rgba(0,0,0,0.3);
}

.hero-subtitle {
    font-size: 1.3rem;
    font-weight: 400;
    margin-bottom: 30px;
    opacity: 0.9;
}

.btn {
    text-decoration: none;
    padding: 12px 28px;
    border-radius: 50px; 
    font-weight: 600;
    font-size: 1rem;
    transition: var(--transition-fast);
    display: inline-block;
    border: 2px solid transparent;
}

.btn-primary {
    background-color: var(--text-light);
    color: var(--primary-green);
    border-color: var(--text-light);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--text-light);
}

.info-block {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
    margin-bottom: 60px;
}

.info-block.reverse {
    grid-template-areas: "image text";
}
.info-block:not(.reverse) {
    grid-template-areas: "text image";
}

.info-block.reverse .info-text { grid-area: text; }
.info-block.reverse .info-image { grid-area: image; }

.info-block:not(.reverse) .info-text { grid-area: text; }
.info-block:not(.reverse) .info-image { grid-area: image; }

.info-text h2 {
    font-family: var(--font-secondary);
    font-size: 2.5rem;
    color: var(--primary-green);
    margin-bottom: 20px;
}

.info-text p {
    margin-bottom: 15px;
    color: var(--text-muted);
}

.info-text ul {
    list-style-type: none;
    padding-left: 0;
}

.info-text ul li {
    position: relative;
    padding-left: 30px;
    margin-bottom: 10px;
}

.info-text ul li::before {
    content: '\f00c'; 
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
    color: var(--primary-green);
    position: absolute;
    left: 0;
    top: 4px;
}

.info-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: var(--shadow-md);
}

.info-image img {
    width: 100%;
    height: 100%;
    object-fit: cover; 
    transition: transform 0.4s ease;
}

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

.facilities-section {
    background-color: var(--light-green);
}

.section-title {
    font-family: var(--font-secondary);
    font-size: 2.5rem;
    color: var(--primary-green);
    text-align: center;
    margin-bottom: 50px;
}

.facilities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 30px;
    text-align: center;
}

.facility-item {
    background: var(--text-light);
    padding: 30px 20px;
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
}

.facility-item:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-md);
}

.facility-item i {
    font-size: 3rem;
    color: var(--primary-green);
    margin-bottom: 20px;
}

.facility-item h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-dark);
}

.page-title {
    font-family: var(--font-secondary);
    font-size: 3rem;
    color: var(--primary-green);
    text-align: center;
    margin-bottom: 15px;
}
.page-subtitle {
    font-size: 1.2rem;
    text-align: center;
    color: var(--text-muted);
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.kegiatan-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.kegiatan-card {
    background: var(--text-light);
    border-radius: 12px;
    box-shadow: var(--shadow-sm);
    overflow: hidden;
    transition: var(--transition-fast);
}

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

.kegiatan-card-image {
    width: 100%;
    aspect-ratio: 16 / 9;
    overflow: hidden;
}

.kegiatan-card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

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

.kegiatan-card-content {
    padding: 25px;
}

.kegiatan-card-title {
    font-family: var(--font-secondary);
    font-size: 1.5rem;
    color: var(--primary-green);
    margin-bottom: 10px;
}

.daftar-buttons {
    display: flex;
    flex-direction: column;
    gap: 25px;
    max-width: 700px;
    margin: 40px auto;
}

.btn-large {
    padding: 20px 35px;
    font-size: 1.2rem;
    text-align: center;
    background-color: var(--primary-green);
    color: var(--text-light);
    border-color: var(--primary-green);
    border-radius: 8px; 
}

.btn-large:hover {
    background-color: var(--dark-green);
    border-color: var(--dark-green);
    transform: scale(1.02);
}

.icon-external {
    font-size: 0.9em;
    margin-left: 10px;
}

.footer {
    background: var(--text-dark);
    color: var(--text-light);
    text-align: center;
    padding: 40px 20px;
    margin-top: 60px;
}

.footer p {
    margin: 5px 0;
    opacity: 0.8;
}

.back-to-top {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: var(--primary-green);
    color: var(--text-light);
    width: 45px;
    height: 45px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    text-decoration: none;
    box-shadow: var(--shadow-md);
    transition: opacity 0.3s, transform 0.3s;
    opacity: 0;
    transform: translateY(10px);
    visibility: hidden;
}

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

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

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

@media (max-width: 768px) {
    html {
        font-size: 15px; 
    }
    
    .hero-title {
        font-size: 2.5rem;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .nav-toggle {
        display: block;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        left: -100%; 
        width: 70%;
        height: 100vh;
        flex-direction: column;
        background-color: var(--text-light);
        box-shadow: var(--shadow-md);
        padding-top: 100px;
        gap: 0;
        transition: left 0.4s ease;
    }

    .nav-menu.is-active {
        left: 0; 
    }

    .nav-item {
        width: 100%;
    }

    .nav-link {
        display: block;
        padding: 20px 30px;
        font-size: 1.2rem;
    }

    .nav-toggle.is-active .hamburger {
        background-color: transparent;
    }
    .nav-toggle.is-active .hamburger::before {
        transform: rotate(45deg);
        top: 0;
    }
    .nav-toggle.is-active .hamburger::after {
        transform: rotate(-45deg);
        bottom: 0;
    }
    
    .info-block {
        grid-template-columns: 1fr;
        grid-template-areas: "text" "image" !important; 
    }

    .info-text h2, .section-title, .page-title {
        font-size: 2.2rem;
    }
}