/* === Variabel & Reset Global === */
:root {
    --purple: #6a11cb;
    --blue: #2575fc;
    --dark-bg: #101115;
    --dark-card: #1c1d24;
    --light-text: #e0e0e0;
    --secondary-text: #a0a0a0;
    --white: #FFFFFF;
    --primary-gradient: linear-gradient(45deg, var(--purple), var(--blue));
    --accent-gradient: linear-gradient(45deg, #ff4e50, #f9d423);
    --border-radius: 12px;
    --transition: all 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: 'Montserrat', sans-serif;
    color: var(--light-text);
    background-color: var(--dark-bg);
    line-height: 1.7;
    padding-top: 80px;
    overflow-x: hidden;
}
.background-animation {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(135deg, #1e0a3c, var(--dark-bg), var(--dark-bg));
    background-size: 300% 300%;
    animation: animated-gradient 20s ease infinite;
    z-index: -1;
}
@keyframes animated-gradient {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}
.content-wrapper { width: 100%; }
.container { max-width: 1140px; margin: 0 auto; padding: 0 20px; }
h1, h2, h3, h4, h5, h6 { font-family: 'Poppins', sans-serif; font-weight: 700; color: var(--white); }
.section-padding { padding: 100px 0; }
.section-bg { background: rgba(0, 0, 0, 0.2); }
.section-title { text-align: center; margin-bottom: 60px; }
.section-title h2 { font-size: 2.8rem; margin-bottom: 15px; }
.section-title p { color: var(--secondary-text); font-size: 1.1rem; max-width: 600px; margin: 0 auto; }

/* === Header & Navigasi === */
.main-header {
    position: fixed; top: 0; left: 0; width: 100%; z-index: 1000;
    background: rgba(18, 18, 18, 0.7);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 15px 0;
}
.logo { font-weight: 800; font-size: 1.6rem; text-decoration: none; color: var(--white); }
.logo span {
    display: inline-block; opacity: 0; transform: translateY(20px) rotate(10deg);
    animation: split-text-reveal 0.5s forwards cubic-bezier(0.2, 0.8, 0.2, 1);
}
@keyframes split-text-reveal { to { opacity: 1; transform: translateY(0) rotate(0); } }
.main-nav ul { list-style: none; display: flex; align-items: center; }
.main-nav li { margin-left: 35px; }
.main-nav a { text-decoration: none; color: var(--secondary-text); font-weight: 600; transition: color 0.3s; }
.main-nav a:not(.btn-primary):hover { color: var(--white); }
.btn-primary {
    padding: 10px 25px; border-radius: 50px; font-weight: 600; text-decoration: none;
    background: var(--primary-gradient); color: var(--white);
    transition: var(--transition); border: none; cursor: pointer;
}
.btn-primary:hover { transform: scale(1.05); }

/* === Hero Section === */
.hero {
    height: calc(100vh - 80px); display: flex; align-items: center; justify-content: center;
    text-align: center; color: var(--white); position: relative;
    background: url('https://jxytulkjwrxdgbmjbhpo.supabase.co/storage/v1/object/public/tegalabadi//IMG_20240810_152546.jpg') no-repeat center center/cover;
}
.hero::before {
    content: ''; position: absolute; top: 0; left: 0; width: 100%; height: 100%;
    background: radial-gradient(circle, rgba(18,17,21,0.4) 0%, rgba(18,17,21,0.9) 100%);
    z-index: 1;
}
.hero-content { position: relative; z-index: 2; }
.animated-gradient-text {
    background: var(--accent-gradient);
    -webkit-background-clip: text; -webkit-text-fill-color: transparent;
    background-size: 200% 200%; animation: animated-gradient 5s ease infinite;
}
.hero h1 { font-size: 4rem; font-weight: 800; }
.hero p { font-size: 1.2rem; max-width: 600px; margin: 20px auto 30px; color: rgba(255,255,255,0.9); }

/* === Visi & Misi, Program & Organisasi === */
.visi-misi-content { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; }
.visi-card, .misi-card { padding: 40px; border-radius: var(--border-radius); transition: var(--transition); background: rgba(30, 30, 30, 0.7); border: 1px solid rgba(255, 255, 255, 0.1); }
.visi-card:hover, .misi-card:hover { transform: translateY(-10px); }
.visi-card { border-left: 4px solid var(--purple); }
.misi-card { border-left: 4px solid var(--blue); }
.visi-card h3, .misi-card h3 { display: flex; align-items: center; gap: 15px; font-size: 1.5rem; margin-bottom: 15px; }
.misi-card ul { list-style: none; padding: 0; }
.misi-card li { margin-bottom: 10px; color: var(--secondary-text); }
.program-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 30px; }
.program-card { padding: 30px; border-radius: var(--border-radius); text-align: center; transition: var(--transition); background: var(--dark-card); border-top: 4px solid transparent; border-image: var(--primary-gradient) 1; }
.program-card:hover { transform: translateY(-10px) scale(1.03); }
.program-card h4 i { display: block; font-size: 2.5rem; margin-bottom: 15px; background: var(--primary-gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.organization-chart { display: flex; flex-direction: column; align-items: center; }
.org-level { display: flex; flex-wrap: wrap; justify-content: center; position: relative; gap: 30px; margin: 20px 0; width: 100%;}
.org-node { background: var(--dark-card); padding: 20px; text-align: center; border: 1px solid rgba(255,255,255,0.1); border-radius: var(--border-radius); width: 220px; position: relative; z-index: 1; transition: var(--transition); }
.org-node:hover { transform: scale(1.05); border-color: var(--blue); }
.org-node i { font-size: 2rem; margin-bottom: 15px; color: var(--blue); }
.org-node h5 { font-size: 1.1rem; margin: 0; color: var(--white); font-weight: 600; }
.org-node p { font-size: 0.9rem; color: var(--secondary-text); margin-top: 5px; }

/* === Galeri & Lightbox === */
.gallery-scroller { max-width: 100%; overflow: hidden; -webkit-mask: linear-gradient(90deg, transparent, white 20%, white 80%, transparent); mask: linear-gradient(90deg, transparent, white 20%, white 80%, transparent); }
.gallery-grid { display: flex; gap: 20px; width: max-content; animation: scroll 45s linear infinite; }
.gallery-scroller:hover .gallery-grid { animation-play-state: paused; }
@keyframes scroll { to { transform: translateX(calc(-50% - 10px)); } }
.gallery-item { width: 350px; aspect-ratio: 4/3; border-radius: var(--border-radius); overflow: hidden; flex-shrink: 0; cursor: pointer; }
.gallery-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.4s ease; }
.gallery-item:hover img { transform: scale(1.1); }
.lightbox { position: fixed; z-index: 2000; top: 0; left: 0; width: 100%; height: 100%; background-color: rgba(0, 0, 0, 0.9); display: none; justify-content: center; align-items: center; animation: lightbox-fade-in 0.3s ease; }
.lightbox.active { display: flex; }
@keyframes lightbox-fade-in { from { opacity: 0; } to { opacity: 1; } }
.lightbox-content { max-width: 90%; max-height: 90%; object-fit: contain; animation: lightbox-zoom-in 0.3s ease; }
@keyframes lightbox-zoom-in { from { transform: scale(0.8); } to { transform: scale(1); } }
.lightbox-close { position: absolute; top: 20px; right: 35px; color: #fff; font-size: 40px; font-weight: bold; cursor: pointer; transition: color 0.3s ease; }
.lightbox-close:hover { color: var(--secondary-text); }

/* === Timeline & Komentar === */
.timeline { position: relative; max-width: 800px; margin: 0 auto; }
.timeline::after { content: ''; position: absolute; width: 3px; background: var(--dark-card); top: 0; bottom: 0; left: 50%; margin-left: -1.5px; }
.timeline-item { padding: 10px 40px; position: relative; width: 50%; margin-bottom: 50px; }
.timeline-item:nth-child(odd) { left: 0; text-align: right; }
.timeline-item:nth-child(even) { left: 50%; }
.timeline-item::after { content: ''; position: absolute; width: 20px; height: 20px; background: var(--dark-card); border: 4px solid var(--blue); top: 28px; border-radius: 50%; z-index: 1; }
.timeline-item:nth-child(odd)::after { right: -10px; }
.timeline-item:nth-child(even)::after { left: -10px; }
.timeline-content { padding: 20px 30px; background: var(--dark-card); position: relative; border-radius: var(--border-radius); border-left: 3px solid var(--blue); }
.timeline-item:nth-child(odd) .timeline-content { border-left: none; border-right: 3px solid var(--blue); }
.comment-section { max-width: 700px; margin: 0 auto; width: 100%; }
.comment-display { height: 400px; overflow-y: auto; margin-bottom: 20px; padding: 10px 20px; background: rgba(0,0,0,0.2); border-radius: var(--border-radius); display: flex; flex-direction: column; gap: 15px; }
.comment-bubble { display: flex; gap: 15px; align-items: flex-start; animation: fadeIn 0.5s ease; }
.comment-avatar { flex-shrink: 0; width: 40px; height: 40px; border-radius: 50%; background: var(--dark-card); display: flex; justify-content: center; align-items: center; color: var(--blue); font-size: 1.2rem; border: 1px solid rgba(255,255,255,0.1); }
.comment-content { background: var(--dark-card); padding: 10px 15px; border-radius: var(--border-radius); border-top-left-radius: 0; flex-grow: 1; }
.comment-author { display: block; font-weight: 700; color: var(--blue); margin-bottom: 5px; font-size: 0.9rem; }
.comment-text { margin: 0; color: var(--light-text); word-wrap: break-word; }
.comment-form { display: flex; flex-wrap: wrap; gap: 10px; }
#name-input, #comment-input { padding: 15px; border-radius: 50px; border: 1px solid rgba(255,255,255,0.2); background: var(--dark-card); color: var(--light-text); font-size: 1rem; font-family: 'Montserrat', sans-serif; }
#name-input { flex: 1 1 150px; }
#comment-input { flex: 2 1 300px; }
#name-input:focus, #comment-input:focus { outline: none; border-color: var(--blue); }
.btn-submit-comment { flex-shrink: 0; width: 55px; height: 55px; border: none; border-radius: 50%; background: var(--primary-gradient); color: var(--white); font-size: 1.2rem; cursor: pointer; transition: var(--transition); }
.btn-submit-comment:hover { transform: scale(1.1); }

/* === Sponsor & Footer === */
.sponsor-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 20px; margin-top: 40px; max-height: 0; overflow: hidden; transition: max-height 0.7s ease-in-out, padding 0.7s ease-in-out; padding: 0; }
.sponsor-grid.active { max-height: 1000px; padding-top: 20px; }
.sponsor-logo { background: rgba(255,255,255,0.05); padding: 20px; border-radius: var(--border-radius); display: flex; justify-content: center; align-items: center; transition: var(--transition); }
.sponsor-logo img { max-width: 100%; filter: grayscale(100%) brightness(0.7); transition: filter 0.3s ease; }
.sponsor-logo:hover { transform: scale(1.05); }
.sponsor-logo:hover img { filter: grayscale(0%) brightness(1); }
.main-footer { padding: 70px 0 30px; background-color: #0c0c0c; width: 100%; }
.footer-content { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 30px; margin-bottom: 40px; }
.footer-about, .footer-social { flex: 1; min-width: 250px; }
.footer-social a { display: block; color: var(--secondary-text); text-decoration: none; margin-bottom: 10px; transition: color 0.3s; }
.footer-social a:hover { color: var(--white); }
.footer-social i { width: 20px; margin-right: 10px; }
.footer-bottom { text-align: center; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.1); color: var(--secondary-text); }

/* === Responsif === */
@media (max-width: 768px) {
    body { padding-top: 70px; }
    .main-header { padding: 10px 0; }
    .main-nav { display: none; position: fixed; top: 70px; left: 0; width: 100%; background: var(--dark-bg); z-index: 1000; }
    .main-nav.active { display: flex; }
    .main-nav ul { flex-direction: column; width: 100%; }
    .main-nav li { margin: 0; width: 100%; }
    .main-nav a { padding: 15px; display: block; border-bottom: 1px solid rgba(255,255,255,0.1); }
    .hamburger { display: block; }
    .hero h1 { font-size: 2.5rem; }
    .visi-misi-content, .organization-chart .org-level { grid-template-columns: 1fr; flex-direction: column; align-items: center; gap: 40px; }
    .timeline::after { left: 20px; }
    .timeline-item { width: 100%; padding-left: 60px; padding-right: 15px; text-align: left !important; }
    .timeline-item:nth-child(even) { left: 0; }
    .timeline-item::after, .timeline-item:nth-child(odd)::after { left: 10px; right: auto; }
}