/* ===== RESET & VARIABLES ===== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --primary: #4CAF50;
    --primary-dark: #2e7d32;
    --primary-light: #81c784;
    --secondary: #ff9800;
    --text-dark: #333;
    --text-light: #666;
    --white: #fff;
    --bg-light: #f9f9f9;
    --shadow: 0 5px 20px rgba(0,0,0,0.1);
    --shadow-hover: 0 15px 30px rgba(0,0,0,0.15);
}

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

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

/* ===== HEADER ===== */
header {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    padding: 1.5rem 0;
    text-align: center;
}

.logo h1 {
    font-size: 2.5rem;
    margin-bottom: 0.3rem;
}

.logo p {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* ===== NAVIGASI ===== */
nav {
    background-color: var(--primary-dark);
    padding: 0.8rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow);
}

.nav-menu {
    display: flex;
    justify-content: center;
    align-items: center;
    list-style: none;
    gap: 1rem;
}

.nav-menu li a {
    color: var(--white);
    text-decoration: none;
    padding: 0.5rem 1.2rem;
    border-radius: 25px;
    transition: all 0.3s ease;
    display: inline-block;
    font-weight: 500;
}

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

.btn-daftar {
    background-color: var(--secondary);
    color: var(--white) !important;
    font-weight: bold;
}

.btn-daftar:hover {
    background-color: #f57c00 !important;
    color: var(--white) !important;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--white);
    margin: 3px 0;
    transition: 0.3s;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 50px;
    font-weight: bold;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

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

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

.btn-secondary {
    background-color: transparent;
    color: var(--white);
    border: 2px solid var(--white);
}

.btn-secondary:hover {
    background-color: var(--white);
    color: var(--primary-dark);
    transform: translateY(-2px);
}

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

.btn-light:hover {
    background-color: var(--primary-light);
    color: var(--white);
    transform: translateY(-2px);
}

/* ===== HERO SECTION ===== */
.hero {
    background: linear-gradient(rgba(0,0,0,0.6), rgba(0,0,0,0.6)), 
                url('https://images.unsplash.com/photo-1587654780291-39c9404d746b?w=1600');
    background-size: cover;
    background-position: center;
    color: var(--white);
    text-align: center;
    padding: 8rem 2rem;
}

.hero-content {
    max-width: 800px;
    margin: 0 auto;
}

.hero h2 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

/* ===== SECTION TITLE ===== */
.section-title {
    text-align: center;
    color: var(--primary-dark);
    margin-bottom: 3rem;
    font-size: 2.2rem;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 3px;
    background: var(--primary);
    margin: 1rem auto;
}

/* ===== FEATURES SECTION ===== */
.features {
    padding: 5rem 0;
    background-color: var(--white);
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #eee;
}

.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-hover);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    color: var(--primary-dark);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.feature-card p {
    color: var(--text-light);
    line-height: 1.6;
}

/* ===== PROGRAMS SECTION ===== */
.programs {
    padding: 5rem 0;
    background-color: var(--bg-light);
}

.program-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.program-card {
    background: var(--white);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

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

.program-card img {
    width: 100%;
    height: 220px;
    object-fit: cover;
}

.program-content {
    padding: 1.5rem;
}

.program-content h3 {
    color: var(--primary-dark);
    margin-bottom: 0.8rem;
    font-size: 1.3rem;
}

.program-content p {
    color: var(--text-light);
    line-height: 1.6;
}

/* ===== ACHIEVEMENTS SECTION ===== */
.achievements {
    padding: 5rem 0;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
}

.achievement-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    text-align: center;
}

.achievement-card {
    padding: 2rem;
}

.achievement-number {
    font-size: 3rem;
    font-weight: bold;
    margin-bottom: 0.5rem;
}

.achievement-label {
    font-size: 1.2rem;
    opacity: 0.9;
}

/* ===== TESTIMONIALS SECTION ===== */
.testimonials {
    padding: 5rem 0;
    background-color: var(--white);
}

.testimonial-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 15px;
    border-left: 5px solid var(--primary);
    box-shadow: var(--shadow);
}

.testimonial-content {
    margin-bottom: 1.5rem;
}

.testimonial-content p {
    font-style: italic;
    color: var(--text-light);
    line-height: 1.8;
    font-size: 1.1rem;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.author-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--primary);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 1.2rem;
}

.author-info h4 {
    color: var(--primary-dark);
    margin-bottom: 0.3rem;
}

.author-info p {
    color: var(--text-light);
    font-size: 0.9rem;
}

/* ===== CTA SECTION ===== */
.cta {
    padding: 5rem 0;
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)), 
                url('https://images.unsplash.com/photo-1503454537195-1dcabb73ffb9?w=1600');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--white);
    text-align: center;
}

.cta h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}

/* ===== FOOTER ===== */
footer {
    background: linear-gradient(135deg, #1b5e20, #2e7d32);
    color: var(--white);
    padding: 3rem 0 1rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-col h4 {
    margin-bottom: 1.5rem;
    font-size: 1.2rem;
    position: relative;
}

.footer-col h4::after {
    content: '';
    display: block;
    width: 40px;
    height: 2px;
    background: var(--primary-light);
    margin-top: 0.5rem;
}

.footer-col p {
    margin-bottom: 0.8rem;
    opacity: 0.9;
    line-height: 1.8;
}

.footer-col ul {
    list-style: none;
}

.footer-col ul li {
    margin-bottom: 0.8rem;
}

.footer-col ul li a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.9;
    transition: all 0.3s ease;
}

.footer-col ul li a:hover {
    opacity: 1;
    padding-left: 5px;
}

.copyright {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid rgba(255,255,255,0.1);
    opacity: 0.8;
}

/* ===== PAGE HEADER ===== */
.page-header {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    color: var(--white);
    text-align: center;
    padding: 3rem 0;
}

.page-header h2 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.page-header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* ===== FORM STYLES ===== */
.form-section {
    padding: 3rem 0 5rem;
    background-color: var(--bg-light);
}

.form-container {
    max-width: 800px;
    margin: 0 auto;
    background: var(--white);
    padding: 3rem;
    border-radius: 20px;
    box-shadow: var(--shadow);
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--primary-dark);
    font-weight: bold;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #e0e0e0;
    border-radius: 8px;
    font-size: 1rem;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.1);
}

.form-group input[type="checkbox"] {
    width: auto;
    margin-right: 10px;
}

.form-group.checkbox {
    display: flex;
    align-items: center;
}

.form-group.checkbox label {
    margin-bottom: 0;
    font-weight: normal;
}

.btn-submit {
    background-color: var(--primary);
    color: var(--white);
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
    width: 100%;
}

.btn-submit:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

/* ===== GALLERY STYLES ===== */
.gallery-section {
    padding: 3rem 0 5rem;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.gallery-item {
    position: relative;
    height: 250px;
    border-radius: 15px;
    overflow: hidden;
    cursor: pointer;
    box-shadow: var(--shadow);
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

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

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: var(--white);
    padding: 20px;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay h4 {
    font-size: 1.2rem;
    margin-bottom: 5px;
}

/* ===== CONTACT STYLES ===== */
.contact-section {
    padding: 3rem 0 5rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 3rem;
    margin-top: 2rem;
}

.contact-info {
    background: var(--bg-light);
    padding: 2rem;
    border-radius: 15px;
    box-shadow: var(--shadow);
}

.contact-info h3 {
    color: var(--primary-dark);
    margin-bottom: 1.5rem;
}

.info-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.info-icon {
    font-size: 1.5rem;
}

.info-text h4 {
    color: var(--primary-dark);
    margin-bottom: 0.3rem;
}

.info-text p {
    color: var(--text-light);
    line-height: 1.6;
}

.map-container {
    margin-top: 2rem;
    border-radius: 10px;
    overflow: hidden;
    height: 250px;
}

/* ===== TABLE STYLES ===== */
.table-section {
    padding: 3rem 0 5rem;
}

.table-container {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    box-shadow: var(--shadow);
    border-radius: 15px;
    overflow: hidden;
}

thead {
    background: var(--primary-dark);
    color: var(--white);
}

th, td {
    padding: 15px;
    text-align: left;
    border-bottom: 1px solid #eee;
}

tr:hover {
    background: var(--bg-light);
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--primary-dark);
        padding: 1rem;
        gap: 0.5rem;
    }
    
    .nav-menu.active {
        display: flex;
    }
    
    .nav-menu li a {
        display: block;
        text-align: center;
    }
    
    .menu-toggle {
        display: flex;
        position: absolute;
        top: 1rem;
        right: 1rem;
    }
    
    .hero h2 {
        font-size: 2rem;
    }
    
    .hero p {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        gap: 1rem;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .testimonial-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .achievement-number {
        font-size: 2.5rem;
    }
    
    .form-container {
        padding: 2rem;
    }
}

@media (max-width: 480px) {
    .logo h1 {
        font-size: 1.8rem;
    }
    
    .hero {
        padding: 4rem 1rem;
    }
    
    .feature-grid,
    .program-grid {
        grid-template-columns: 1fr;
    }
    
    .achievement-grid {
        grid-template-columns: 1fr 1fr;
        gap: 1rem;
    }
}