/* Base Styles */
:root {
    --primary-blue: #002C5F;
    --primary-blue-hover: #001A38;
    --teal: #007285;
    --teal-hover: #005A69;
    --text-dark: #111827;
    --text-gray: #4b5563;
    --bg-light: #f9fafb;
    --border-color: #e5e7eb;
    --white: #ffffff;
    --font-family: 'Inter', sans-serif;
}

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

body {
    font-family: var(--font-family);
    color: var(--text-dark);
    line-height: 1.5;
    background-color: var(--white);
    overflow-x: hidden;
}

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-blue);
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
    color: var(--text-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
}

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

.logo {
    font-size: 1.125rem;
    color: var(--text-gray);
}

.logo strong {
    color: var(--text-dark);
    font-weight: 800;
}

.logo-divider {
    margin: 0 0.25rem;
    color: #d1d5db;
}

.nav-links {
    display: flex;
    gap: 2rem;
}

.nav-links a {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-gray);
}

.nav-links a:hover, .nav-links a.active {
    color: var(--primary-blue);
}

.btn-login {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 0.5rem 1.25rem;
    border-radius: 0.375rem;
    font-size: 0.875rem;
    font-weight: 600;
    transition: background-color 0.3s ease;
}

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

/* Hero Section */
.hero {
    position: relative;
    padding-top: 80px; /* offset navbar */
    min-height: 100vh;
    display: flex;
    align-items: center;
    color: var(--white);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, rgba(0, 44, 95, 0.9) 0%, rgba(0, 44, 95, 0.4) 100%);
    z-index: -1;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
}

.hero-content {
    flex: 1;
    max-width: 600px;
}

.date-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: rgba(255, 255, 255, 0.2);
    padding: 0.375rem 1rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
    margin-bottom: 1.5rem;
    backdrop-filter: blur(4px);
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.hero-content p {
    font-size: 1.125rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
}

.btn-primary {
    background-color: var(--teal);
    color: var(--white);
    padding: 0.875rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: background-color 0.3s ease;
}

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

.btn-secondary {
    background-color: transparent;
    color: var(--white);
    padding: 0.875rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.5);
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    border-color: var(--white);
}

.hero-location {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    opacity: 0.8;
}

.hero-countdown-wrapper {
    flex: 1;
    display: flex;
    justify-content: flex-end;
}

.hero-countdown-panel {
    background: rgba(255, 255, 255, 0.95);
    padding: 2.5rem;
    border-radius: 1rem;
    color: var(--primary-blue);
    text-align: center;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
}

.hero-countdown-panel h3 {
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.countdown-grid {
    display: flex;
    gap: 1rem;
}

.countdown-item {
    background-color: var(--primary-blue);
    color: var(--white);
    padding: 1rem;
    border-radius: 0.5rem;
    min-width: 80px;
}

.countdown-item .number {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
    margin-bottom: 0.25rem;
}

.countdown-item .label {
    font-size: 0.625rem;
    opacity: 0.8;
    letter-spacing: 0.05em;
}

/* Tentang Acara */
.tentang {
    padding: 6rem 2rem;
    background-color: var(--bg-light);
}

.tentang-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.tentang-image-wrapper {
    position: relative;
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.floating-card {
    position: absolute;
    bottom: -1rem;
    right: -1rem;
    background-color: var(--teal);
    color: var(--white);
    padding: 2rem;
    border-radius: 0.5rem;
    max-width: 80%;
    font-size: 1.25rem;
    font-weight: 600;
    line-height: 1.4;
    transform: translate(-10%, -10%);
}

.tentang-content h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

.tentang-content .desc {
    font-size: 1.125rem;
    color: var(--text-gray);
    margin-bottom: 2.5rem;
}

.features-grid {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.feature {
    display: flex;
    gap: 1rem;
}

.feature .icon {
    width: 48px;
    height: 48px;
    background-color: #e0f2fe;
    color: #0284c7;
    border-radius: 0.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
}

.feature h4 {
    font-size: 1.125rem;
    margin-bottom: 0.25rem;
    color: var(--text-dark);
}

.feature p {
    font-size: 0.875rem;
    color: var(--text-gray);
}

/* Kegiatan Utama */
.kegiatan {
    padding: 6rem 2rem;
    background-color: var(--white);
}

.kegiatan-grid {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    grid-template-rows: repeat(3, minmax(200px, auto));
    gap: 1.5rem;
}

.kard {
    border-radius: 1rem;
    overflow: hidden;
    position: relative;
    padding: 2rem;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
}

.kard-large {
    grid-column: 1 / 2;
    grid-row: 1 / 4;
    background-size: cover;
    background-position: center;
    color: var(--white);
    min-height: 600px;
}

.kard-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    z-index: 1;
}

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

.kard-large h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.kard-white {
    background-color: var(--white);
    border: 1px solid var(--border-color);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    justify-content: flex-start;
}

.kard-white .icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.kard-white h3 {
    font-size: 1.25rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.kard-white p {
    font-size: 0.875rem;
    color: var(--text-gray);
}

.kard-text-only {
    grid-column: 2 / 3;
    grid-row: 3 / 4;
    justify-content: center;
    background-color: var(--primary-blue);
    color: var(--white);
}

.kard-text-only h3 {
    color: var(--white);
}

.kard-text-only p {
    color: rgba(255, 255, 255, 0.8);
}

.kard-image {
    grid-column: 3 / 4;
    grid-row: 3 / 4;
    background-size: cover;
    background-position: center;
    min-height: 200px;
}

/* Lokasi & Akses */
.lokasi {
    padding: 6rem 2rem;
    background-color: var(--bg-light);
}

.lokasi-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.lokasi-content h2 {
    font-size: 2.5rem;
    color: var(--primary-blue);
    margin-bottom: 1.5rem;
}

.lokasi-content .desc {
    font-size: 1.125rem;
    color: var(--text-gray);
    margin-bottom: 2.5rem;
}

.info-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.info-item {
    display: flex;
    gap: 1rem;
}

.info-item .icon {
    width: 40px;
    height: 40px;
    background-color: #f3f4f6;
    color: var(--text-dark);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.info-item h4 {
    font-size: 1rem;
    margin-bottom: 0.25rem;
    color: var(--text-dark);
}

.info-item p {
    font-size: 0.875rem;
    color: var(--text-gray);
}

.lokasi-image-wrapper {
    position: relative;
    border-radius: 1rem;
    overflow: hidden;
}

.lokasi-image-wrapper img {
    width: 100%;
    height: auto;
    border-radius: 1rem;
}

.lokasi-card {
    position: absolute;
    bottom: 1.5rem;
    left: 1.5rem;
    right: 1.5rem;
    background-color: var(--white);
    padding: 1rem 1.5rem;
    border-radius: 0.75rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    box-shadow: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

.lokasi-card-icon {
    width: 40px;
    height: 40px;
    background-color: var(--primary-blue);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    flex-shrink: 0;
}

.lokasi-card strong {
    display: block;
    color: var(--text-dark);
    font-size: 1rem;
}

.lokasi-card span {
    font-size: 0.75rem;
    color: var(--text-gray);
}

.lokasi-card-btn {
    margin-left: auto;
    background-color: #f3f4f6;
    color: var(--text-dark);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* FAQ */
.faq {
    padding: 6rem 2rem;
    background-color: var(--white);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.accordion {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.accordion-item {
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    overflow: hidden;
}

.accordion-header {
    width: 100%;
    background-color: var(--white);
    padding: 1.25rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border: none;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-dark);
    text-align: left;
    transition: background-color 0.3s ease;
}

.accordion-header:hover {
    background-color: #f9fafb;
}

.accordion-header i {
    transition: transform 0.3s ease;
}

.accordion-header.active i {
    transform: rotate(180deg);
}

.accordion-content {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
    background-color: #f9fafb;
}

.accordion-content p {
    padding: 1rem 1.5rem;
    color: var(--text-gray);
    font-size: 0.875rem;
}

/* Footer */
.footer {
    background-color: var(--white);
    border-top: 1px solid var(--border-color);
    padding-top: 4rem;
}

.footer-top {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem 4rem;
    display: grid;
    grid-template-columns: 2fr 1fr 1.5fr 1fr;
    gap: 2rem;
}

.footer-col h3 {
    color: var(--primary-blue);
    font-size: 1.25rem;
    margin-bottom: 1rem;
    font-weight: 800;
}

.footer-col h4 {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 1.5rem;
    letter-spacing: 0.05em;
}

.footer-col p {
    color: var(--text-gray);
    font-size: 0.875rem;
    margin-bottom: 1rem;
}

.brand-col p {
    max-width: 300px;
}

.socials {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
}

.socials a {
    width: 36px;
    height: 36px;
    border: 1px solid var(--border-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-gray);
}

.socials a:hover {
    background-color: var(--primary-blue);
    color: var(--white);
    border-color: var(--primary-blue);
}

.footer-col > a {
    display: block;
    color: var(--text-gray);
    font-size: 0.875rem;
    margin-bottom: 0.75rem;
}

.footer-col > a:hover {
    color: var(--primary-blue);
}

.footer-col p i {
    margin-right: 0.5rem;
    color: var(--primary-blue);
}

.btn-download {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background-color: var(--primary-blue);
    color: var(--white) !important;
    padding: 0.75rem 1.25rem;
    border-radius: 0.5rem;
    font-weight: 600;
    font-size: 0.875rem;
    transition: background-color 0.3s ease;
}

.btn-download:hover {
    background-color: var(--primary-blue-hover);
}

.footer-bottom {
    border-top: 1px solid var(--border-color);
    max-width: 1200px;
    margin: 0 auto;
    padding: 1.5rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.footer-bottom p {
    font-size: 0.75rem;
    color: var(--text-gray);
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    font-size: 0.75rem;
    color: var(--text-gray);
}

.footer-links a:hover {
    color: var(--primary-blue);
}

/* Responsive */
@media (max-width: 992px) {
    .hero-container, .tentang-container, .lokasi-container {
        flex-direction: column;
        grid-template-columns: 1fr;
    }
    
    .hero-countdown-wrapper {
        justify-content: flex-start;
        margin-top: 2rem;
    }
    
    .kegiatan-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .kard-large {
        grid-column: 1 / 3;
        grid-row: auto;
        min-height: 400px;
    }
    
    .kard-text-only {
        grid-column: 1 / 2;
        grid-row: auto;
    }
    
    .kard-image {
        grid-column: 2 / 3;
        grid-row: auto;
    }

    .footer-top {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .kegiatan-grid {
        grid-template-columns: 1fr;
    }
    
    .kard-large {
        grid-column: 1 / 2;
    }
    
    .kard-text-only, .kard-image {
        grid-column: 1 / 2;
    }

    .footer-top {
        grid-template-columns: 1fr;
    }
    
    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}