:root {
    --primary: #3d4095;
    --primary-dark: #292c73;
    --accent: #ed3136;
    --green: #85ca9e;
    --sky: #c7e4f4;
    --ink: #172036;
    --muted: #687086;
    --surface: #ffffff;
    --background: #f5f7fb;
    --border: #dde3ee;
    --success: #147a47;
    --warning: #9a5a00;
    --danger: #b4232c;
    --radius: 18px;
    --shadow: 0 16px 40px rgba(36, 40, 91, .10);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    color: var(--ink);
    background: var(--background);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.55;
}
a { color: var(--primary); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; height: auto; }
.container { width: min(1120px, calc(100% - 32px)); margin-inline: auto; }
.site-header { position: sticky; top: 0; z-index: 20; background: rgba(255,255,255,.96); border-bottom: 1px solid var(--border); backdrop-filter: blur(10px); }
.nav-wrap { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 18px; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--ink); }
.brand:hover { text-decoration: none; }
.brand img { object-fit: contain; }
.brand span { display: grid; line-height: 1.18; }
.brand small { color: var(--muted); margin-top: 4px; }
.desktop-nav { display: flex; align-items: center; gap: 24px; font-weight: 700; }
.mobile-nav { display: none; position: relative; }
.mobile-nav summary, .admin-menu summary { cursor: pointer; font-weight: 800; list-style: none; }
.mobile-nav > div { position: absolute; right: 0; top: 40px; min-width: 190px; padding: 10px; background: white; border: 1px solid var(--border); border-radius: 14px; box-shadow: var(--shadow); display: grid; }
.mobile-nav a { padding: 10px; }

.hero { overflow: hidden; background: linear-gradient(140deg, var(--primary-dark), var(--primary)); color: white; }
.hero-grid { min-height: 540px; display: grid; grid-template-columns: 1.25fr .75fr; align-items: center; gap: 48px; padding-block: 58px; }
.eyebrow { display: inline-flex; padding: 7px 12px; border-radius: 999px; background: rgba(199,228,244,.16); border: 1px solid rgba(255,255,255,.25); font-weight: 800; font-size: .84rem; letter-spacing: .03em; }
h1, h2, h3 { line-height: 1.18; margin-top: 0; }
h1 { font-size: clamp(2.2rem, 5vw, 4.5rem); margin-bottom: 18px; }
h2 { font-size: clamp(1.55rem, 3vw, 2.35rem); }
.hero p { font-size: 1.08rem; color: #eef1ff; max-width: 700px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }
.hero-logo { background: rgba(255,255,255,.10); border: 1px solid rgba(255,255,255,.22); border-radius: 40px; padding: 34px; box-shadow: 0 24px 70px rgba(0,0,0,.24); }

.button { border: 0; cursor: pointer; display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 46px; padding: 11px 18px; border-radius: 12px; background: var(--accent); color: white; font-weight: 800; font-size: 1rem; text-decoration: none; }
.button:hover { filter: brightness(.95); text-decoration: none; }
.button-secondary { background: white; color: var(--primary); }
.button-outline { background: transparent; color: var(--primary); border: 1px solid var(--primary); }
.button-danger { background: var(--danger); }
.button-small { min-height: 38px; padding: 8px 13px; font-size: .92rem; }
.button-block { width: 100%; }

.section { padding-block: 68px; }
.section-tight { padding-block: 36px; }
.section-heading { max-width: 720px; margin-bottom: 30px; }
.section-heading p { color: var(--muted); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; }
.card { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 24px; box-shadow: 0 9px 24px rgba(31,36,80,.05); }
.card-accent { border-top: 5px solid var(--accent); }
.card-primary { border-top: 5px solid var(--primary); }
.card-green { border-top: 5px solid var(--green); }
.card h3 { margin-bottom: 10px; }
.card p { color: var(--muted); }
.number-badge { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 12px; background: var(--sky); color: var(--primary-dark); font-weight: 900; margin-bottom: 16px; }

.form-shell { max-width: 900px; margin: 40px auto 70px; }
.form-card { background: white; border: 1px solid var(--border); border-radius: 24px; box-shadow: var(--shadow); overflow: hidden; }
.form-card-header { padding: 28px; color: white; background: linear-gradient(135deg, var(--primary-dark), var(--primary)); }
.form-card-body { padding: 28px; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 18px; }
.field { display: grid; gap: 7px; }
.field-full { grid-column: 1 / -1; }
label { font-weight: 750; }
input, select, textarea {
    width: 100%; min-height: 46px; border: 1px solid #cfd6e4; border-radius: 11px; padding: 10px 12px; color: var(--ink); background: white; font: inherit;
}
textarea { min-height: 100px; resize: vertical; }
input:focus, select:focus, textarea:focus { outline: 3px solid rgba(61,64,149,.14); border-color: var(--primary); }
.help { color: var(--muted); font-size: .9rem; }
.checkbox-row { display: flex; align-items: flex-start; gap: 10px; }
.checkbox-row input { width: 20px; min-height: 20px; margin-top: 2px; }
.field-error { color: var(--danger); font-size: .88rem; }

.alert { padding: 13px 16px; border-radius: 12px; margin-bottom: 16px; border: 1px solid; }
.alert-success { color: #0c5b35; background: #eaf8f0; border-color: #b9e3c9; }
.alert-warning { color: #754500; background: #fff6de; border-color: #f0d692; }
.alert-danger { color: #842029; background: #ffeaec; border-color: #f2b7bd; }
.alert-neutral { color: #3f4759; background: #f2f4f8; border-color: #dce1ea; }

.badge { display: inline-flex; align-items: center; padding: 5px 10px; border-radius: 999px; font-size: .82rem; font-weight: 800; }
.badge-success { background: #e6f7ed; color: var(--success); }
.badge-warning { background: #fff1d2; color: var(--warning); }
.badge-danger { background: #ffe6e8; color: var(--danger); }
.badge-neutral { background: #edf0f5; color: #586174; }

.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-block: 22px; }
.step { position: relative; padding: 16px; border: 1px solid var(--border); border-radius: 14px; background: white; font-weight: 750; }
.step.done { border-color: #a8d8ba; background: #effaf3; }
.step.active { border-color: var(--primary); box-shadow: 0 0 0 3px rgba(61,64,149,.10); }
.step small { display: block; color: var(--muted); font-weight: 600; margin-top: 4px; }

.data-list { display: grid; grid-template-columns: 170px 1fr; gap: 8px 18px; }
.data-list dt { color: var(--muted); }
.data-list dd { margin: 0; font-weight: 700; }
.table-wrap { overflow-x: auto; border: 1px solid var(--border); border-radius: 14px; background: white; }
table { width: 100%; border-collapse: collapse; min-width: 760px; }
th, td { text-align: left; padding: 13px 14px; border-bottom: 1px solid var(--border); vertical-align: top; }
th { background: #f4f6fb; color: #4a5368; font-size: .88rem; }
tr:last-child td { border-bottom: 0; }
.actions { display: flex; flex-wrap: wrap; gap: 8px; }

.site-footer { background: #1f225d; color: #eef1ff; padding-block: 34px; }
.site-footer a { color: white; }
.site-footer p { color: #cfd2eb; }
.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 30px; }

.admin-body { background: #f2f4f8; }
.admin-topbar { background: var(--primary-dark); color: white; }
.brand-light { color: white; }
.brand-light small { color: #d9dcf4; }
.admin-menu { color: white; }
.admin-menu summary { display: none; }
.admin-menu nav { display: flex; align-items: center; gap: 8px; }
.admin-menu a { color: white; padding: 9px 11px; border-radius: 9px; font-weight: 750; }
.admin-menu a:hover { background: rgba(255,255,255,.10); text-decoration: none; }
.admin-main { padding-block: 34px 70px; }
.page-heading { display: flex; align-items: flex-end; justify-content: space-between; gap: 18px; margin-bottom: 22px; }
.page-heading p { margin: 6px 0 0; color: var(--muted); }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 24px; }
.stat { background: white; border: 1px solid var(--border); border-radius: 16px; padding: 19px; }
.stat strong { display: block; font-size: 1.9rem; color: var(--primary); }
.stat span { color: var(--muted); }
.filter-bar { display: grid; grid-template-columns: 1.2fr .6fr .6fr auto; gap: 10px; margin-bottom: 16px; }
.split-layout { display: grid; grid-template-columns: 1.2fr .8fr; gap: 20px; align-items: start; }
.stack { display: grid; gap: 18px; }
.muted { color: var(--muted); }
.text-danger { color: var(--danger); }
.text-success { color: var(--success); }
.inline-form { display: flex; gap: 8px; align-items: end; flex-wrap: wrap; }
hr { border: 0; border-top: 1px solid var(--border); margin: 24px 0; }

@media (max-width: 900px) {
    .hero-grid { grid-template-columns: 1fr; min-height: auto; }
    .hero-logo { max-width: 360px; margin-inline: auto; }
    .grid-3, .stats { grid-template-columns: repeat(2, 1fr); }
    .split-layout { grid-template-columns: 1fr; }
    .admin-menu summary { display: block; }
    .admin-menu:not([open]) nav { display: none; }
    .admin-menu nav { position: absolute; right: 16px; top: 62px; width: 220px; padding: 10px; display: grid; background: var(--primary-dark); border-radius: 12px; box-shadow: var(--shadow); }
    .admin-topbar .nav-wrap { position: relative; }
}

@media (max-width: 680px) {
    .container { width: min(100% - 22px, 1120px); }
    .desktop-nav { display: none; }
    .mobile-nav { display: block; }
    .hero-grid { padding-block: 42px; gap: 30px; }
    .hero-actions .button { width: 100%; }
    .section { padding-block: 48px; }
    .grid-3, .grid-2, .stats { grid-template-columns: 1fr; }
    .form-shell { margin-top: 18px; }
    .form-card-header, .form-card-body, .card { padding: 20px; }
    .form-grid { grid-template-columns: 1fr; }
    .field-full { grid-column: auto; }
    .steps { grid-template-columns: 1fr; }
    .data-list { grid-template-columns: 1fr; gap: 3px; }
    .data-list dd { margin-bottom: 10px; }
    .footer-grid { grid-template-columns: 1fr; }
    .page-heading { align-items: flex-start; flex-direction: column; }
    .filter-bar { grid-template-columns: 1fr; }
    .button-mobile-block { width: 100%; }
    h1 { font-size: 2.35rem; }
}

@media print {
    .site-header, .site-footer, .admin-topbar, .no-print, .button { display: none !important; }
    body { background: white; }
    .card, .form-card { box-shadow: none; border: 1px solid #bbb; }
}

/* v1.2.0: jenjang dinamis, mutasi, dan komponen biaya */
.unit-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 20px; }
.card-sky { border-top: 5px solid var(--sky); }
.mutation-section { background: linear-gradient(180deg, transparent, rgba(199,228,244,.28)); }
.mutation-card { display: flex; align-items: center; justify-content: space-between; gap: 28px; border-left: 6px solid var(--green); }
.mutation-card p { max-width: 760px; }
.eyebrow-dark { color: var(--primary-dark); background: var(--sky); border-color: transparent; margin-bottom: 14px; }
.actions-end { align-items: center; justify-content: flex-end; }
.fee-list { margin: 12px 0; padding: 0; list-style: none; border: 1px solid var(--border); border-radius: 12px; overflow: hidden; }
.fee-list li { display: flex; justify-content: space-between; gap: 16px; padding: 10px 13px; border-bottom: 1px solid var(--border); }
.fee-list li:last-child { border-bottom: 0; }
.fee-list .fee-total { background: #f4f6fb; font-weight: 900; color: var(--primary-dark); }
.admin-grid { display: grid; grid-template-columns: minmax(0, 1.15fr) minmax(300px, .85fr); gap: 20px; align-items: start; }
.card-compact { padding: 18px; }
.check-grid { display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 10px; }
.meta-line { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; color: var(--muted); font-size: .92rem; }
.sticky-card { position: sticky; top: 100px; }

@media (max-width: 900px) {
    .admin-grid { grid-template-columns: 1fr; }
    .sticky-card { position: static; }
}
@media (max-width: 680px) {
    .mutation-card { align-items: stretch; flex-direction: column; }
    .mutation-card .button { width: 100%; }
    .check-grid { grid-template-columns: 1fr; }
}
.filter-bar-wide { grid-template-columns: 1.3fr .7fr .55fr .65fr auto; }
@media (max-width: 900px) { .filter-bar-wide { grid-template-columns: 1fr 1fr; } }
@media (max-width: 680px) { .filter-bar-wide { grid-template-columns: 1fr; } }