/* ===== VARIABEL & RESET ===== */
:root {
    --primary: #0d9488;
    --primary-dark: #0f766e;
    --primary-light: #ccfbf1;
    --secondary: #0369a1;
    --accent: #16a34a;
    --dark: #134e4a;
    --text: #1e293b;
    --text-light: #64748b;
    --bg: #f8fafc;
    --white: #ffffff;
    --border: #e2e8f0;
    --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,.08);
    --shadow-lg: 0 12px 32px rgba(13,148,136,.16);
    --radius: 14px;
    --radius-sm: 8px;
}

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

html { scroll-behavior: smooth; }

body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    color: var(--text);
    background: var(--bg);
    line-height: 1.6;
}

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

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

ul { list-style: none; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ===== TOMBOL ===== */
.btn {
    display: inline-block;
    padding: 12px 26px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 15px;
    border: none;
    cursor: pointer;
    transition: all .25s ease;
    text-align: center;
}
.btn-primary { background: var(--primary); color: var(--white); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.btn-outline { background: transparent; color: var(--primary); border: 2px solid var(--primary); }
.btn-outline:hover { background: var(--primary); color: var(--white); }
.btn-white { background: var(--white); color: var(--primary); }
.btn-white:hover { background: var(--primary-light); }

/* ===== HEADER / NAVBAR ===== */
.site-header {
    background: var(--white);
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 100;
}
.navbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: 72px;
    gap: 16px;
}
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; color: var(--dark); }
.logo-icon {
    width: 40px; height: 40px;
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    color: var(--white); font-size: 20px;
}
.nav-menu { display: flex; align-items: center; gap: 6px; }
.nav-menu a {
    padding: 8px 14px;
    border-radius: 999px;
    font-weight: 600;
    font-size: 14.5px;
    color: var(--text-light);
    transition: all .2s;
}
.nav-menu a:hover { color: var(--primary); background: var(--primary-light); }
.nav-menu a.active { color: var(--white); background: var(--primary); }
.nav-cta { margin-left: 8px; }
.nav-toggle { display: none; background: none; border: none; cursor: pointer; font-size: 24px; color: var(--dark); }

/* ===== HERO ===== */
.hero {
    background: linear-gradient(135deg, #0d3b36 0%, #0d9488 55%, #14b8a6 100%);
    color: var(--white);
    padding: 90px 0 110px;
    position: relative;
    overflow: hidden;
}
.hero::after {
    content: '';
    position: absolute;
    right: -120px; top: -120px;
    width: 420px; height: 420px;
    background: rgba(255,255,255,.06);
    border-radius: 50%;
}
.hero::before {
    content: '';
    position: absolute;
    left: -80px; bottom: -160px;
    width: 360px; height: 360px;
    background: rgba(255,255,255,.05);
    border-radius: 50%;
}
.hero-wrap { display: grid; grid-template-columns: 1.2fr 1fr; gap: 50px; align-items: center; position: relative; z-index: 2; }
.hero-badge {
    display: inline-flex; align-items: center; gap: 8px;
    background: rgba(255,255,255,.15);
    backdrop-filter: blur(6px);
    border: 1px solid rgba(255,255,255,.25);
    padding: 7px 16px; border-radius: 999px;
    font-size: 13.5px; font-weight: 600;
    margin-bottom: 20px;
}
.hero h1 { font-size: 44px; line-height: 1.2; margin-bottom: 18px; font-weight: 800; }
.hero h1 span { color: #99f6e4; }
.hero p.lead { font-size: 17px; opacity: .92; margin-bottom: 30px; max-width: 540px; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 40px; margin-top: 44px; }
.hero-stat h3 { font-size: 30px; font-weight: 800; }
.hero-stat span { font-size: 13.5px; opacity: .85; }

.hero-illustration {
    background: rgba(255,255,255,.12);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,.2);
    border-radius: 24px;
    padding: 38px 28px;
    text-align: center;
}
.hero-illustration .emoji { font-size: 60px; }
.hero-illustration h4 { margin: 12px 0 6px; font-weight: 700; }
.hero-illustration p { font-size: 14px; opacity: .9; }

/* ===== SECTION HEADINGS ===== */
.section { padding: 80px 0; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 50px; }
.section-head .eyebrow {
    color: var(--primary); font-weight: 700; text-transform: uppercase;
    letter-spacing: 2px; font-size: 13px; margin-bottom: 10px;
}
.section-head h2 { font-size: 34px; color: var(--dark); font-weight: 800; }
.section-head p { color: var(--text-light); margin-top: 12px; }

/* ===== KARTU FITUR ===== */
.features-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.feature-card {
    background: var(--white);
    border-radius: var(--radius);
    padding: 30px 24px;
    border: 1px solid var(--border);
    text-align: center;
    transition: all .3s;
}
.feature-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: var(--primary-light); }
.feature-icon {
    width: 64px; height: 64px; margin: 0 auto 16px;
    border-radius: 18px;
    display: flex; align-items: center; justify-content: center;
    font-size: 28px;
}
.feature-card h3 { font-size: 18px; margin-bottom: 8px; color: var(--dark); }
.feature-card p { font-size: 14px; color: var(--text-light); }

/* ===== TENTANG RINGKAS ===== */
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; align-items: center; }
.about-visual { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.about-card {
    background: var(--white); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 26px; text-align: center;
    box-shadow: var(--shadow-sm);
}
.about-card .num { font-size: 36px; font-weight: 800; color: var(--primary); }
.about-card p { font-size: 14px; color: var(--text-light); }
.about-content h2 { font-size: 34px; color: var(--dark); margin-bottom: 16px; }
.about-content p { color: var(--text-light); margin-bottom: 14px; }
.about-content ul { margin: 16px 0 24px; }
.about-content ul li { display: flex; gap: 10px; align-items: flex-start; margin-bottom: 10px; font-weight: 500; }
.about-content ul li::before { content: '✓'; color: var(--primary); font-weight: 800; }

/* ===== DIREKTORI (BERANDA) ===== */
.directory-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.member-card {
    background: var(--white); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 28px 20px; text-align: center;
    transition: all .3s;
}
.member-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.member-card img.profile {
    width: 96px; height: 96px; border-radius: 50%;
    object-fit: cover; margin: 0 auto 14px;
    border: 4px solid var(--primary-light);
}
.member-card .badge {
    display: inline-block; background: var(--primary-light); color: var(--primary-dark);
    font-size: 12px; font-weight: 700; padding: 4px 14px; border-radius: 999px;
    margin-bottom: 8px;
}
.member-card h3 { font-size: 17px; color: var(--dark); margin-bottom: 4px; }
.member-card .spec { font-size: 13.5px; color: var(--secondary); font-weight: 600; margin-bottom: 8px; }
.member-card .loc { font-size: 13px; color: var(--text-light); }

/* ===== AGENDA ===== */
.event-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.event-card {
    background: var(--white); border: 1px solid var(--border);
    border-radius: var(--radius); padding: 24px;
    display: flex; gap: 20px; transition: all .3s;
}
.event-card:hover { box-shadow: var(--shadow-md); border-color: var(--primary-light); }
.event-date {
    min-width: 86px; height: 86px; border-radius: var(--radius-sm);
    background: linear-gradient(135deg, var(--primary), var(--secondary));
    color: var(--white); text-align: center;
    display: flex; flex-direction: column; justify-content: center;
}
.event-date .day { font-size: 26px; font-weight: 800; line-height: 1; }
.event-date .month { font-size: 13px; text-transform: uppercase; letter-spacing: 1px; }
.event-card h3 { font-size: 18px; color: var(--dark); margin-bottom: 6px; }
.event-meta { display: flex; flex-wrap: wrap; gap: 14px; font-size: 13.5px; color: var(--text-light); margin-bottom: 8px; }
.event-meta span { display: flex; align-items: center; gap: 5px; }
.event-card p { font-size: 14px; color: var(--text-light); }
.event-free { display: inline-block; background: #dcfce7; color: #15803d; font-size: 12px; font-weight: 700; padding: 3px 10px; border-radius: 999px; }

/* ===== BERITA ===== */
.news-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.news-card {
    background: var(--white); border: 1px solid var(--border);
    border-radius: var(--radius); overflow: hidden;
    display: flex; flex-direction: column;
    transition: all .3s;
}
.news-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.news-card img { height: 190px; width: 100%; object-fit: cover; }
.news-body { padding: 22px; display: flex; flex-direction: column; flex: 1; }
.news-meta { display: flex; gap: 12px; font-size: 13px; color: var(--text-light); margin-bottom: 10px; }
.news-meta .cat { color: var(--primary); font-weight: 700; }
.news-card h3 { font-size: 18px; color: var(--dark); margin-bottom: 8px; line-height: 1.4; }
.news-card p { font-size: 14px; color: var(--text-light); margin-bottom: 16px; }
.news-card .read-more { margin-top: auto; color: var(--primary); font-weight: 700; font-size: 14px; }

/* ===== CTA BANNER ===== */
.cta-banner {
    background: linear-gradient(135deg, var(--secondary), var(--primary));
    border-radius: 20px;
    padding: 56px 50px;
    color: var(--white);
    display: flex; align-items: center; justify-content: space-between; gap: 30px;
    position: relative; overflow: hidden;
}
.cta-banner h2 { font-size: 28px; font-weight: 800; margin-bottom: 10px; }
.cta-banner p { opacity: .92; font-size: 16px; }

/* ===== FOOTER ===== */
.site-footer { background: #0c2b28; color: #cbd5e1; padding: 60px 0 0; margin-top: 40px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1.2fr; gap: 40px; padding-bottom: 40px; }
.footer-brand h3 { color: var(--white); font-size: 20px; margin-bottom: 12px; display: flex; align-items: center; gap: 10px; }
.footer-brand p { font-size: 14px; color: #94a3b8; }
.footer-col h4 { color: var(--white); font-size: 16px; margin-bottom: 16px; }
.footer-col a { display: block; color: #94a3b8; font-size: 14px; padding: 5px 0; transition: color .2s; }
.footer-col a:hover { color: #5eead4; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.1); padding: 18px 0; font-size: 13.5px; color: #94a3b8; display: flex; justify-content: space-between; flex-wrap: wrap; gap: 10px; }

/* ===== HALAMAN INTERNAL ===== */
.page-hero {
    background: linear-gradient(135deg, #0d3b36, var(--primary));
    color: var(--white); padding: 56px 0; text-align: center;
}
.page-hero h1 { font-size: 36px; font-weight: 800; }
.page-hero p { opacity: .9; margin-top: 8px; max-width: 600px; margin-left: auto; margin-right: auto; }
.breadcrumbs { font-size: 13.5px; opacity: .8; margin-bottom: 8px; }
.breadcrumbs a:hover { text-decoration: underline; }

/* ===== FILTER DIREKTORI ===== */
.filter-bar { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-bottom: 40px; }
.filter-btn {
    padding: 9px 22px; border-radius: 999px; border: 2px solid var(--border);
    background: var(--white); font-weight: 600; font-size: 14px; cursor: pointer;
    transition: all .2s; color: var(--text-light);
}
.filter-btn.active, .filter-btn:hover { border-color: var(--primary); background: var(--primary); color: var(--white); }
.filter-search { display: flex; justify-content: center; margin-bottom: 26px; }
.filter-search input {
    width: min(440px, 90%); padding: 13px 22px; border-radius: 999px;
    border: 2px solid var(--border); font-size: 15px; outline: none;
    transition: border-color .2s;
}
.filter-search input:focus { border-color: var(--primary); }

/* ===== HALAMAN DETAIL & TEKS ===== */
.prose { max-width: 760px; margin: 0 auto; }
.prose p { margin-bottom: 16px; color: var(--text-light); }
.detail-hero { display: grid; grid-template-columns: auto 1fr; gap: 30px; align-items: center; background: var(--white); border: 1px solid var(--border); border-radius: 20px; padding: 36px; margin-bottom: 30px; box-shadow: var(--shadow-sm); }
.detail-hero img.profile { width: 140px; height: 140px; border-radius: 50%; object-fit: cover; border: 5px solid var(--primary-light); }
.detail-hero h2 { font-size: 26px; color: var(--dark); margin-bottom: 6px; }
.detail-info li { display: flex; gap: 10px; padding: 8px 0; border-bottom: 1px dashed var(--border); font-size: 15px; }
.detail-info li strong { min-width: 130px; color: var(--dark); }

/* ===== FORM ===== */
.form-card {
    max-width: 720px; margin: 0 auto; background: var(--white);
    border: 1px solid var(--border); border-radius: 20px; padding: 40px;
    box-shadow: var(--shadow-sm);
}
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-weight: 600; margin-bottom: 6px; font-size: 14.5px; color: var(--dark); }
.form-group input, .form-group select, .form-group textarea {
    width: 100%; padding: 12px 16px; border: 2px solid var(--border);
    border-radius: var(--radius-sm); font-size: 15px; font-family: inherit;
    outline: none; transition: border-color .2s; background: var(--bg);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus { border-color: var(--primary); background: var(--white); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-note { font-size: 13px; color: var(--text-light); margin-bottom: 18px; }

/* ===== KONTAK ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1.4fr; gap: 40px; }
.contact-info-card { background: linear-gradient(160deg, var(--primary), var(--dark)); color: var(--white); border-radius: 20px; padding: 34px; }
.contact-info-card h3 { font-size: 22px; margin-bottom: 18px; }
.contact-info-card .ci-item { display: flex; gap: 14px; margin-bottom: 16px; font-size: 15px; }
.contact-info-card .ci-item .icon { font-size: 20px; }
.contact-info-card small { opacity: .85; display: block; }

/* ===== ANGGOTA DETAIL ===== */
.kategori-badge { display: inline-flex; align-items: center; gap: 8px; background: var(--primary-light); color: var(--primary-dark); padding: 8px 18px; border-radius: 999px; font-weight: 700; font-size: 14px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .features-grid, .directory-grid { grid-template-columns: repeat(2, 1fr); }
    .news-grid { grid-template-columns: repeat(2, 1fr); }
    .about-grid, .hero-wrap { grid-template-columns: 1fr; }
    .hero { padding: 60px 0 80px; }
    .hero-illustration { max-width: 420px; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 768px) {
    .nav-toggle { display: block; }
    .nav-menu {
        position: absolute; top: 72px; left: 0; right: 0;
        background: var(--white); flex-direction: column; align-items: stretch;
        padding: 16px 20px 24px; box-shadow: var(--shadow-md);
        display: none; border-radius: 0 0 16px 16px;
    }
    .nav-menu.open { display: flex; }
    .nav-menu a { padding: 12px 16px; }
    .nav-cta { margin-left: 0; }
    .hero h1 { font-size: 32px; }
    .event-list, .contact-grid { grid-template-columns: 1fr; }
    .cta-banner { flex-direction: column; text-align: center; padding: 40px 26px; }
    .section-head h2, .about-content h2 { font-size: 27px; }
    .detail-hero { grid-template-columns: 1fr; text-align: center; }
    .detail-hero img.profile { margin: 0 auto; }
    .form-row { grid-template-columns: 1fr; }
}
@media (max-width: 480px) {
    .features-grid, .directory-grid, .news-grid { grid-template-columns: 1fr; }
    .hero-stats { flex-wrap: wrap; gap: 20px; }
    .hero-stat h3 { font-size: 24px; }
    .footer-grid { grid-template-columns: 1fr; }
}

/* ===== UTIL ===== */
.text-center { text-align: center; }
.mt-2 { margin-top: 20px; }
.mb-2 { margin-bottom: 20px; }
.mt-4 { margin-top: 40px; }
.gap-safe { display: flex; gap: 8px; }
.fade-in { animation: fadeIn .5s ease; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: none; } }