/* General Styling */
:root {
    --primary-blue: #005a9c;
    --dark-blue: #2c3e50;
    --light-gray: #f4f4f4;
    --white: #fff;
    --text-color: #333;
    --red: #d9534f;
    --yellow: #f0ad4e;
}

body {
    margin: 0;
    font-family: Arial, sans-serif;
    color: var(--text-color);
    background-color: var(--light-gray);
    line-height: 1.6;
}

* {
    box-sizing: border-box;
}

h1, h2, h3, h4, h5, h6 {
    margin-top: 0;
    line-height: 1.2;
}

section {
    padding: 50px 20px;
    text-align: center;
}

.btn {
    display: inline-block;
    padding: 12px 28px;
    margin: 10px 5px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    color: var(--white);
    transition: background-color 0.3s;
    border: none;
    cursor: pointer;
}

.btn-primary { background-color: var(--red); }
.btn-primary:hover { background-color: #c9302c; }
.btn-secondary { background-color: #5bc0de; }
.btn-secondary:hover { background-color: #31b0d5; }
.btn-tertiary { background-color: var(--yellow); }
.btn-tertiary:hover { background-color: #ec971f; }

/* Header & Navigation */
header {
    background-color: var(--white);
    padding: 10px 20px;
    border-bottom: 3px solid var(--primary-blue);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 10px;
}

.logo-area {
    display: flex;
    align-items: center;
}
.logo-ikabi {
    width: 60px;
    height: 60px;
    margin-right: 15px;
}
.logo-area h1 {
    font-size: 1.5em;
    color: var(--primary-blue);
    margin: 0;
}
.logo-area p { margin: 0; font-size: 0.8em; }
.logo-idi { height: 35px; }

nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    justify-content: center;
    background-color: var(--primary-blue);
}
nav li a {
    display: block;
    padding: 15px;
    color: var(--white);
    text-decoration: none;
    font-size: 0.9em;
}
nav li a:hover { background-color: #004170; }

/* Hero Section (Banner) */
.hero {
    padding: 0;
    line-height: 0; /* Menghapus spasi di bawah gambar */
}
.banner-image {
    width: 100%;
    height: auto;
    display: block;
}

/* Welcome Section */
.welcome-section {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 30px;
    background-color: var(--white);
}
.welcome-card {
    flex: 1;
    min-width: 300px;
    max-width: 500px;
    text-align: left;
    padding: 20px;
    border: 1px solid #ddd;
    border-radius: 8px;
}
.welcome-card img {
    display: block;
    width: 120px;
    height: 120px;
    border-radius: 50%;
    margin: 0 auto 15px;
    object-fit: cover;
}
.welcome-card h3 { color: var(--primary-blue); }

/* Other Sections */
.cta-section { background-color: var(--primary-blue); color: var(--white); }
.poster-submission { background-color: var(--white); }
.poster-content { max-width: 800px; margin: 0 auto; }
.poster-content img { height: 60px; margin-bottom: 15px; }
.about-lampung p { max-width: 800px; margin: 0 auto; text-align: justify; }

.important-dates .dates-container, .stats-section, .special-events .events-container, .footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
}

.date-item {
    background-color: var(--white);
    padding: 20px;
    border-radius: 8px;
    border-top: 4px solid var(--red);
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
    flex: 1;
    min-width: 250px;
}
.date-item h3 { color: var(--primary-blue); }

.stats-section { background-color: var(--primary-blue); color: var(--white); }
.stat-item { padding: 20px; flex: 1; min-width: 150px; }
.stat-number { font-size: 3em; font-weight: bold; }

.event-card {
    padding: 30px;
    border-radius: 8px;
    color: var(--white);
    flex: 1;
    min-width: 300px;
    max-width: 400px;
    background-size: cover;
    background-position: center;
}
.event-card.football { background-color: var(--dark-blue); }
.event-card.bike { background-color: #16a085; }

/* Footer */
footer {
    background-color: var(--dark-blue);
    color: #ecf0f1;
    padding: 40px 20px;
}
.footer-header { text-align: center; margin-bottom: 30px; border-bottom: 1px solid #44586d; padding-bottom: 20px; }
.footer-column { flex: 1; min-width: 300px; padding: 0 15px;}
.footer-column h5 { color: var(--yellow); font-size: 1.1em; }
.footer-column p { font-size: 0.9em; margin: 5px 0; }

/* =================================== */
/*           RESPONSIVE DESIGN         */
/* =================================== */
@media (max-width: 768px) {
     .navbar {
        justify-content: flex-end; /* Posisikan hamburger di kanan */
        padding: 5px 0;
    }

    /* Tampilkan hamburger di mobile */
    .hamburger {
        display: block;
        position: relative;
        z-index: 1001; /* Pastikan di atas menu */
    }

    /* Sembunyikan menu utama di mobile */
    .nav-menu {
        display: none; /* Sembunyikan secara default */
        position: absolute;
        top: 100%; /* Posisi menu di bawah header */
        left: 0;
        width: 100%;
        background-color: var(--dark-blue);
        flex-direction: column;
        align-items: center;
    }

    /* Kelas .active untuk menampilkan menu */
    .nav-menu.active {
        display: flex;
    }

    .nav-menu li {
        width: 100%;
        text-align: center;
    }

    .nav-menu li a {
        padding: 18px;
        border-bottom: 1px solid #44586d;
    }

    /* Animasi hamburger menjadi 'X' */
    .hamburger.active .bar:nth-child(2) {
        opacity: 0;
    }
    .hamburger.active .bar:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }
    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-8px) rotate(-45deg);
    }
    
    /* Atur ulang gaya header lainnya jika perlu */
    .header-top { flex-direction: column; gap: 15px; }
    .logo-idi { order: -1; }
    h1 { font-size: 1.8em; }
    h2 { font-size: 1.5em; }
    section { padding: 40px 15px; }

    .welcome-section, .dates-container, .stats-section, .events-container, .footer-content {
        flex-direction: column;
        align-items: stretch;
    }

    .welcome-card, .date-item, .stat-item, .event-card, .footer-column {
        max-width: 100%;
        min-width: unset;
    }

    .footer-content {
        text-align: center;
    }
}