/* moonbix-pandora-theme.css */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600;700;900&display=swap');

:root {
    --pandora-blue-dark: #001a33;
    --pandora-blue-medium: #003366;
    --pandora-green-neon: #33ffcc;
    --pandora-purple-glow: #6633ff;
    --pandora-text-light: #ccffff;
    --pandora-text-medium: #99ccff;
    --pandora-border-glow: rgba(51, 255, 204, 0.3);
    --pandora-shadow-deep: 0 8px 25px rgba(0, 26, 51, 0.7);
    --pandora-card-shadow: 0 5px 15px rgba(51, 255, 204, 0.4);
    --pandora-card-hover-shadow: 0 14px 30px rgba(51, 255, 204, 0.7);
    --purple-gradient: linear-gradient(90deg, var(--pandora-purple-glow), var(--pandora-green-neon));
    --bg-dark: var(--pandora-blue-dark);
    --text-light: var(--pandora-text-light);
    --btn-purple: var(--pandora-purple-glow);
    --btn-purple-hover: #826ee9;
    --border-dark: rgba(255, 255, 255, 0.15);
    --shadow-glow: 0 0 10px var(--pandora-green-neon);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-light);
    overflow-x: hidden;
    min-height: 100vh;
    position: relative;
    background-image: url('bawah laut.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

a {
    text-decoration: none;
    color: inherit;
}

a:focus-visible {
    outline: 3px solid var(--pandora-green-neon);
    outline-offset: 3px;
}

header {
    position: sticky;
    top: 0;
    background: rgba(0, 26, 51, 0.85);
    backdrop-filter: saturate(180%) blur(10px);
    z-index: 1000;
    padding: 1rem 2rem;
    box-shadow: 0 1px 6px rgb(0 0 0 / 0.4);
}

.navbar-nav .nav-link {
    color: var(--pandora-text-medium);
    font-weight: 500;
    transition: color 0.3s ease;
}

.navbar-nav .nav-link:hover,
.navbar-nav .nav-link:focus,
.navbar-nav .nav-item .nav-link.active {
    color: var(--pandora-green-neon);
    outline: none;
}

.navbar-brand {
    font-weight: 900;
    font-size: 1.5rem;
    background: var(--purple-gradient);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    user-select: none;
    white-space: nowrap;
}

.btn-buy-tickets {
    background: var(--purple-gradient);
    border: none;
    color: #fff;
    font-weight: 600;
    padding: 0.5rem 1.4rem;
    border-radius: 30px;
    transition: background 0.35s ease, box-shadow 0.35s ease;
}

.btn-buy-tickets:hover,
.btn-buy-tickets:focus {
    background: linear-gradient(90deg, var(--pandora-purple-glow), var(--pandora-green-neon));
    outline: none;
    box-shadow: var(--shadow-glow);
}

.navbar-toggler .material-icons {
    color: var(--pandora-green-neon);
    font-size: 32px;
}

main {
    padding: 60px 20px 80px;
    background: rgba(0, 10, 20, 0.7);
    min-height: calc(100vh - 72px);
    color: var(--text-light);
}

h1 {
    font-weight: 900;
    font-size: clamp(2.2rem, 6vw, 2.8rem);
    letter-spacing: 0.08em;
    color: var(--pandora-green-neon);
    text-align: center;
    margin-bottom: 15px;
    animation: fadeInUp 1s ease forwards;
    opacity: 0;
    text-shadow: 0 0 10px rgba(51, 255, 204, 0.8);
}

p.subtitle {
    color: var(--pandora-text-medium);
    max-width: 750px;
    margin: 0 auto 50px auto;
    font-weight: 400;
    font-size: clamp(1rem, 4vw, 1.2rem);
    text-align: center;
    animation: fadeInUp 1s ease 0.3s forwards;
    opacity: 0;
}

.literasi-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    max-width: 1200px;
    margin: 0 auto;
    animation: fadeInUp 1s ease 0.6s forwards;
    opacity: 0;
}

.literasi-card-wrapper {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.literasi-card.mutasi {
    background-image: url('mutasi.png');
}

.literasi-card.aliran-gen {
    background-image: url('aliran-gen.jpg');
}

.literasi-card.genetic-drift {
    background-image: url('genetic-drift.jpg');
}

.literasi-card.seleksi-alam {
    background-image: url('seleksi-alam.jpg');
}

.literasi-card {
    background: var(--pandora-blue-medium);
    background-size: cover;
    background-position: center;
    border-radius: 18px;
    overflow: hidden;
    position: relative;
    box-shadow: var(--pandora-card-shadow);
    cursor: pointer;
    padding: 0;
    color: var(--pandora-text-light);
    transition: transform 0.3s ease, box-shadow 0.3s ease, background 0.3s ease;
    border: 1px solid var(--pandora-border-glow);
    height: 250px;
    width: 100%;
}

.literasi-card:focus-visible,
.literasi-card:hover {
    outline: none;
    background: rgba(0, 51, 102, 0.9);
    transform: translateY(-8px) scale(1.03);
    box-shadow: var(--pandora-card-hover-shadow);
}

.btn-read-more {
    background: linear-gradient(135deg, var(--pandora-purple-glow), var(--pandora-green-neon));
    border: none;
    color: #fff;
    font-weight: 600;
    padding: 12px 25px;
    border-radius: 28px;
    font-size: 1.05rem;
    cursor: pointer;
    transition: background 0.3s ease, box-shadow 0.3s ease, transform 0.3s ease;
    width: 100%;
    max-width: 250px;
    user-select: none;
    text-align: center;
    letter-spacing: 0.08em;
    box-shadow: 0 4px 15px rgba(102, 51, 255, 0.5);
    display: block;
}

.btn-read-more:hover, .btn-read-more:focus-visible {
    background: linear-gradient(135deg, var(--pandora-green-neon), var(--pandora-purple-glow));
    outline: none;
    transform: translateY(-8px) scale(1.03);
    box-shadow: 0 8px 25px rgba(51, 255, 204, 0.8);
}

footer {
    background: rgba(0, 10, 20, 0.9);
    color: #777ba0;
    padding: 40px 15px;
    text-align: center;
    font-size: 0.875rem;
    user-select: none;
    border-top: 1px solid rgba(51, 255, 204, 0.2);
    margin-top: 40px;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes slideDown {
    from { transform: translateY(-100%); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

/* --- Tampilan Halaman Mutasi --- */
.mutasi-content {
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
    background: rgba(0, 51, 102, 0.5);
    border-radius: 18px;
    box-shadow: 0 5px 25px rgba(0, 26, 51, 0.8);
    backdrop-filter: blur(5px);
}

.video-mutasi {
    width: 100%;
    max-width: 100%;
    border-radius: 16px;
    box-shadow: 0 8px 20px rgba(51, 255, 204, 0.5);
    margin-bottom: 30px;
    border: 2px solid var(--pandora-green-neon);
}

.mutasi-text {
    font-size: 1.1rem;
    color: var(--pandora-text-light);
    line-height: 1.6;
    margin-bottom: 30px;
    text-align: justify;
}

.btn-back {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    max-width: 350px;
    margin: 0 auto;
}

.btn-back i {
    font-size: 1.4rem;
}

/* --- Media Queries --- */
@media (max-width: 767px) {
    .container-md {
        padding: 0 12px;
    }
    .navbar-brand {
        font-size: 1.2rem;
    }
    .mutasi-content {
        padding: 15px;
    }
    .mutasi-text {
        font-size: 1rem;
    }
}

.video-mutasi {
  position: relative;
  padding-bottom: 56.25%; /* Rasio 16:9 */
  height: 0;
  overflow: hidden;
  border-radius: 16px;
  box-shadow: 0 8px 20px rgba(51, 255, 204, 0.5);
  margin-bottom: 30px;
  border: 2px solid var(--pandora-green-neon);
}

.video-mutasi iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
  border-radius: 16px;
}

.video-mutasi {
    width: 100%;
    max-width: 100%;
    border-radius: 16px;
    box-shadow: 0 8px 20px rgba(51, 255, 204, 0.5); 
    margin-bottom: 30px;
    border: 2px solid var(--pandora-green-neon); 
}


.video-mutasi,
.mutasi-content iframe { 
    width: 100%;
    max-width: 100%;
    border-radius: 16px;
    box-shadow: 0 8px 20px rgba(51, 255, 204, 0.5);
    margin-bottom: 30px;
    border: 2px solid var(--pandora-green-neon);
}

.video-mutasi {
  width: 100%;
  height: 480px;
  max-width: 100%;
  border-radius: 16px;
  box-shadow: 0 8px 20px rgba(51, 255, 204, 0.5);
  margin-bottom: 30px;
  border: 2px solid var(--pandora-green-neon);
}

.video-mutasi {
  position: relative;
  padding-bottom: 56.25%; 
  height: 0;
  overflow: hidden;
  border-radius: 16px;
  box-shadow: 0 8px 20px rgba(51, 255, 204, 0.5);
  margin-bottom: 30px;
  border: 2px solid var(--pandora-green-neon);
}

.video-mutasi iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
  border-radius: 16px;
}