:root {
    --primary-color: #6f42c1;
    --primary-dark: #5a34a3;
    --primary-light: #8b5fd9;
    --secondary-color: #28a745;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --text-dark: #2c3e50;
    --text-light: #6c757d;
}

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

body {
    font-family: 'Poppins', sans-serif;
    color: var(--text-dark);
    overflow-x: hidden;
}

.navbar {
    background: transparent;
    transition: all 0.3s ease;
    padding: 1rem 0;
}

.navbar.scrolled {
    background: rgba(111, 66, 193, 0.95) !important;
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.navbar-brand {
    font-weight: 700;
    color: white !important;
    font-size: 1.3rem;
}

.navbar-toggler {
    border-color: rgba(255, 255, 255, 0.5);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

.nav-link {
    color: white !important;
    font-weight: 500;
    margin: 0 0.5rem;
    transition: all 0.3s ease;
}

.nav-link:hover {
    color: var(--secondary-color) !important;
    transform: translateY(-2px);
}

.btn-login {
    background: white;
    color: var(--primary-color);
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    border: 2px solid white;
    transition: all 0.3s ease;
}

.btn-login:hover {
    background: transparent;
    color: white;
    border-color: white;
}

.btn-outline-light {
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    border: 2px solid white;
    transition: all 0.3s ease;
}

.btn-outline-light:hover {
    background: white;
    color: var(--primary-color);
    border-color: white;
}

.btn-register {
    background: var(--secondary-color);
    color: white;
    padding: 0.5rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    border: 2px solid var(--secondary-color);
    transition: all 0.3s ease;
}

.btn-register:hover {
    background: #218838;
    color: white;
    border-color: #218838;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(40, 167, 69, 0.3);
}

.hero-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="0.05" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,144C960,149,1056,139,1152,122.7C1248,107,1344,85,1392,74.7L1440,64L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>');
    background-size: cover;
    background-position: bottom;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 800;
    color: white;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    color: rgba(255,255,255,0.9);
    margin-bottom: 2rem;
    font-weight: 400;
}

.logo-badge {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 10px 40px rgba(0,0,0,0.1);
    display: inline-block;
    margin-bottom: 2rem;
}

.logo-badge img {
    max-width: 180px;
    height: auto;
}

.btn-primary-custom {
    background: var(--secondary-color);
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    border: none;
    font-size: 1.1rem;
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px rgba(40, 167, 69, 0.3);
    text-decoration: none;
    display: inline-block;
}

.btn-primary-custom:hover {
    background: #218838;
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(40, 167, 69, 0.4);
    color: white;
}

.stats-chart-section {
    padding: 6rem 0;
    background: white;
}

.chart-container {
    background: white;
    border-radius: 20px;
    padding: 2rem;
    box-shadow: 0 5px 30px rgba(0,0,0,0.08);
}

.chart-header {
    margin-bottom: 2rem;
}

.chart-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.chart-subtitle {
    color: var(--text-light);
    font-size: 0.95rem;
}

.legend-item {
    display: inline-flex;
    align-items: center;
    margin-right: 1.5rem;
    margin-bottom: 0.5rem;
}

.legend-color {
    width: 16px;
    height: 16px;
    border-radius: 4px;
    margin-right: 0.5rem;
}

.legend-label {
    font-size: 0.9rem;
    color: var(--text-dark);
    font-weight: 500;
}

.features-section {
    padding: 6rem 0;
    background: #f8f9fa;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 3rem;
    text-align: center;
}

.feature-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    height: 100%;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.feature-card:hover {
    transform: translateY(-10px);
    border-color: var(--primary-color);
    box-shadow: 0 10px 30px rgba(111, 66, 193, 0.15);
}

.feature-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    color: white;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.feature-title {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

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

.download-section {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
}

.download-card {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 20px;
    padding: 3rem;
    text-align: center;
    transition: all 0.3s ease;
    height: 100%;
}

.download-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.2);
}

.download-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 2rem;
    color: white;
}

.download-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
}

.download-desc {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.btn-download {
    background: var(--primary-color);
    color: white;
    padding: 0.8rem 2rem;
    border-radius: 50px;
    font-weight: 600;
    border: none;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
}

.btn-download:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(111, 66, 193, 0.3);
    color: white;
}

.peraturan-section {
    padding: 6rem 0;
    background: white;
}

.peraturan-card {
    background: #f8f9fa;
    border-radius: 15px;
    padding: 2rem;
    margin-bottom: 1.5rem;
    transition: all 0.3s ease;
    border-left: 4px solid var(--primary-color);
}

.peraturan-card:hover {
    background: white;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.08);
    transform: translateX(10px);
}

.peraturan-title {
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.peraturan-meta {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.btn-peraturan {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
}

.btn-peraturan:hover {
    color: var(--primary-dark);
}

.announcements-section {
    padding: 6rem 0;
    background: #f8f9fa;
}

.announcement-card {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
    transition: all 0.3s ease;
    height: 100%;
}

.announcement-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.15);
}

.announcement-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.announcement-body {
    padding: 1.5rem;
}

.announcement-date {
    color: var(--primary-color);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.announcement-title {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 1rem;
    line-height: 1.4;
}

.btn-read-more {
    color: #333;
    text-decoration: none;
    font-weight: 300;
    transition: all 0.3s ease;
}

.btn-read-more:hover {
    color: var(--primary-dark);
}

.btn-view-all {
    background: var(--primary-color);
    color: white;
    padding: 1rem 2.5rem;
    border-radius: 50px;
    font-weight: 600;
    border: none;
    font-size: 1.05rem;
    transition: all 0.3s ease;
    box-shadow: 0 5px 20px rgba(111, 66, 193, 0.3);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
}

.btn-view-all:hover {
    background: var(--primary-dark);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(111, 66, 193, 0.4);
    color: white;
}

.faq-section {
    padding: 6rem 0;
    background: white;
}

.accordion-item {
    border: none;
    margin-bottom: 1rem;
    border-radius: 10px;
    overflow: hidden;
}

.accordion-button {
    background: white;
    color: var(--text-dark);
    font-weight: 600;
    border: none;
    font-family: 'Poppins', sans-serif;
    padding: 1.25rem 1.5rem;
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
}

.accordion-button:not(.collapsed) {
    background: var(--primary-color);
    color: white;
    box-shadow: 0 4px 15px rgba(111, 66, 193, 0.2);
}

.accordion-button:focus {
    box-shadow: none;
    border: none;
}

.accordion-button::after {
    filter: brightness(0) invert(1);
}

.accordion-button:not(.collapsed)::after {
    filter: brightness(0) invert(1);
}

.accordion-body {
    font-family: 'Poppins', sans-serif;
    padding: 1.5rem;
    background: #f8f9fa;
}

.footer {
    background: var(--primary-dark);
    color: white;
    padding: 3rem 0 1.5rem;
}

.footer-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
}

.footer-link {
    color: rgba(255,255,255,0.8);
    text-decoration: none;
    display: block;
    margin-bottom: 0.5rem;
    transition: all 0.3s ease;
}

.footer-link:hover {
    color: white;
    padding-left: 5px;
}

.copyright {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 1.5rem;
    margin-top: 2rem;
    text-align: center;
    color: rgba(255,255,255,0.7);
}

@media (max-width: 992px) {
    .navbar-collapse {
        background: rgba(111, 66, 193, 0.98);
        padding: 1.5rem;
        border-radius: 10px;
        margin-top: 1rem;
    }
    
    .nav-item {
        margin: 0.5rem 0;
    }
    
    .btn-outline-light,
    .btn-register {
        margin-top: 1rem;
        width: 100%;
        text-align: center;
        display: block;
    }

    .navbar-collapse .d-flex {
        flex-direction: column;
        width: 100%;
    }
}

@media (max-width: 768px) {
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }

    .section-title {
        font-size: 2rem;
    }
    
    .logo-badge {
        padding: 1.5rem;
    }
    
    .logo-badge img {
        max-width: 120px;
    }
}

/* Animasi Floating */
@keyframes float {
	0% {
		transform: translateY(0px);
	}
	50% {
		transform: translateY(-20px);
	}
	100% {
		transform: translateY(0px);
	}
}
.floating-image {
    animation: float 4s ease-in-out infinite;
}