/* Reset dan 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: #333;
}

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

/* Navigation */
.navbar {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: bold;
    font-size: 1.2rem;
    color: #2c5aa0;
}

.nav-logo .logo {
    width: 50px;
    height: 50px;
    border-radius: 50%;
}

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

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s;
}

.nav-menu a:hover {
    color: #2c5aa0;
}

.login-btn {
    background: #2c5aa0;
    color: white !important;
    padding: 8px 20px;
    border-radius: 25px;
    transition: background 0.3s;
}

.login-btn:hover {
    background: #1e3f73;
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 120px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: center;
}

.hero-text h1 {
    font-size: 3rem;
    margin-bottom: 10px;
    font-weight: 700;
}

.hero-text h2 {
    font-size: 1.5rem;
    margin-bottom: 20px;
    color: #f0f0f0;
}

.hero-text p {
    font-size: 1.1rem;
    margin-bottom: 30px;
    line-height: 1.8;
    font-style: italic;
}

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

.btn {
    padding: 12px 30px;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    display: inline-block;
}

.btn-primary {
    background: #ff6b6b;
    color: white;
}

.btn-primary:hover {
    background: #ff5252;
    transform: translateY(-2px);
}

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

.btn-secondary:hover {
    background: white;
    color: #667eea;
}

.hero-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 50px;
}

.section-header h2 {
    font-size: 2.5rem;
    color: #2c5aa0;
    margin-bottom: 15px;
}

.section-header p {
    font-size: 1.1rem;
    color: #666;
}

/* About Section */
.about {
    padding: 80px 0;
    background: #f8f9fa;
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 50px;
    align-items: start;
}

.about-text h3 {
    color: #2c5aa0;
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.about-text p {
    margin-bottom: 25px;
    line-height: 1.8;
}

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

.about-text li {
    padding: 8px 0;
    position: relative;
    padding-left: 25px;
}

.about-text li:before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #28a745;
    font-weight: bold;
}

.about-stats {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.stat-item {
    text-align: center;
    padding: 30px;
    background: white;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.stat-item i {
    font-size: 3rem;
    color: #2c5aa0;
    margin-bottom: 15px;
}

.stat-item h4 {
    font-size: 2rem;
    color: #2c5aa0;
    margin-bottom: 10px;
}

/* Schedule Section */
.schedule {
    padding: 80px 0;
}

.schedule-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.schedule-card {
    background: white;
    padding: 40px 30px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    text-align: center;
    transition: transform 0.3s;
}

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

.schedule-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 20px;
}

.schedule-icon i {
    font-size: 2rem;
    color: white;
}

.schedule-card h3 {
    color: #2c5aa0;
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.schedule-card p {
    margin-bottom: 10px;
    line-height: 1.6;
}

/* Structure Section */
.structure {
    padding: 80px 0;
    background: #f8f9fa;
}

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

.structure-image img {
    max-width: 100%;
    height: auto;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* Contact Section */
.contact {
    padding: 80px 0;
}

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

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

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

.contact-item i {
    font-size: 1.5rem;
    color: #2c5aa0;
    margin-top: 5px;
}

.contact-item h4 {
    color: #2c5aa0;
    margin-bottom: 5px;
}

.contact-map iframe {
    border-radius: 15px;
}

/* Footer */
.footer {
    background: #2c5aa0;
    color: white;
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
    margin-bottom: 30px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 15px;
    font-weight: bold;
    font-size: 1.2rem;
}

.footer-logo img {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}

.footer-section h4 {
    margin-bottom: 15px;
    color: #fff;
}

.footer-section p {
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255,255,255,0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-decoration: none;
    transition: background 0.3s;
}

.social-links a:hover {
    background: rgba(255,255,255,0.2);
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0,0,0,0.05);
        padding: 20px 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
}