/* Landing page publik (/tentang, dan / untuk pengunjung yang belum masuk).
   Biru UNTAN (#1F4E79) + emas logo UNTAN; judul Fraunces, teks Public Sans. */
:root {
  --biru: #1f4e79; --biru-tua: #12304b; --biru-muda: #dde7f0;
  --emas: #e0a526; --emas-tua: #b8831a;
  --kertas: #f7f5ef; --permukaan: #ffffff; --permukaan-2: #f1eee6;
  --tinta: #18202f; --redup: #5a6377; --garis: rgba(24, 32, 47, .1);
  --hijau: #1f9d63; --merah: #c2453a;
  --bayang: 0 1px 2px rgba(18, 48, 75, .06), 0 12px 32px -12px rgba(18, 48, 75, .22);
  --radius: 14px;
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Public Sans", system-ui, -apple-system, "Segoe UI", sans-serif;
}
[data-bs-theme="dark"] {
  --biru: #7aa7d6; --biru-tua: #0d1b2a; --biru-muda: #1b2c40;
  --emas: #f0bd4a; --emas-tua: #e0a526;
  --kertas: #0f1520; --permukaan: #161e2c; --permukaan-2: #1b2433;
  --tinta: #e8ecf3; --redup: #9aa5b8; --garis: rgba(232, 236, 243, .1);
  --hijau: #44c48a; --merah: #ef7d71;
  --bayang: 0 1px 2px rgba(0, 0, 0, .3), 0 16px 40px -16px rgba(0, 0, 0, .6);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; background: var(--kertas); color: var(--tinta); font: 16px/1.65 var(--sans); -webkit-font-smoothing: antialiased; }
a { color: var(--biru); }
img { max-width: 100%; }
h1, h2, h3 { margin: 0; color: var(--tinta); }
.wadah { width: min(1160px, 100% - 32px); margin-inline: auto; }
.lewati { position: absolute; left: -999px; top: 8px; background: var(--emas); color: #1a1205; padding: 8px 14px; border-radius: 8px; z-index: 100; }
.lewati:focus { left: 16px; }
:focus-visible { outline: 3px solid var(--emas); outline-offset: 2px; }
.ti { line-height: 1; }

/* ── tombol ── */
.tombol { display: inline-flex; align-items: center; justify-content: center; gap: .5rem; border-radius: 10px; padding: .6rem 1.05rem;
  font: 600 .95rem/1.2 var(--sans); text-decoration: none; border: 1.5px solid transparent; cursor: pointer; transition: transform .15s, box-shadow .15s, background .15s; white-space: nowrap; }
.tombol:hover { transform: translateY(-1px); }
.tombol-besar { padding: .85rem 1.35rem; font-size: 1rem; }
.tombol-utama { background: var(--biru); color: #fff; box-shadow: 0 8px 20px -10px var(--biru); }
[data-bs-theme="dark"] .tombol-utama { color: #0d1b2a; }
.tombol-utama:hover { box-shadow: 0 12px 24px -10px var(--biru); }
.tombol-garis { border-color: var(--garis); background: var(--permukaan); color: var(--tinta); }
.tombol-garis:hover { border-color: var(--biru); }
.tombol-emas { background: var(--emas); color: #1a1205; }
.tombol-garis-terang { border-color: rgba(255, 255, 255, .35); color: #fff; }
.tombol-garis-terang:hover { border-color: #fff; }
.tombol-ikon { width: 40px; height: 40px; border-radius: 10px; border: 1.5px solid var(--garis); background: var(--permukaan); color: var(--tinta); display: inline-grid; place-items: center; cursor: pointer; font-size: 1.15rem; }

/* ── nav ── */
.nav { position: sticky; top: 0; z-index: 50; background: color-mix(in srgb, var(--kertas) 82%, transparent); backdrop-filter: blur(12px); border-bottom: 1px solid transparent; transition: border-color .2s, box-shadow .2s; }
.nav.bergulir { border-bottom-color: var(--garis); box-shadow: 0 6px 20px -16px rgba(0, 0, 0, .4); }
.nav-dalam { display: flex; align-items: center; gap: 1.5rem; height: 68px; }
.merek { display: flex; align-items: center; gap: .7rem; text-decoration: none; color: var(--tinta); }
.merek span { display: flex; flex-direction: column; line-height: 1.2; }
.merek b { font-weight: 700; font-size: .98rem; }
.merek small { color: var(--redup); font-size: .75rem; }
.nav-tautan { display: flex; gap: 1.5rem; margin-left: auto; }
.nav-tautan a { color: var(--redup); text-decoration: none; font-weight: 500; font-size: .93rem; }
.nav-tautan a:hover { color: var(--tinta); }
.nav-aksi { display: flex; gap: .6rem; align-items: center; }
@media (max-width: 860px) { .nav-tautan { display: none; } .nav-aksi { margin-left: auto; } }
@media (max-width: 420px) { .merek small { display: none; } }

/* ── hero ── */
.hero { position: relative; overflow: hidden; padding: 72px 0 88px; }
.hero-latar { position: absolute; inset: 0; z-index: -1;
  background:
    radial-gradient(800px 420px at 85% 10%, color-mix(in srgb, var(--biru) 16%, transparent), transparent 70%),
    radial-gradient(520px 300px at 8% 90%, color-mix(in srgb, var(--emas) 18%, transparent), transparent 70%),
    linear-gradient(color-mix(in srgb, var(--tinta) 4%, transparent) 1px, transparent 1px) 0 0 / 100% 44px;
  mask-image: linear-gradient(#000 55%, transparent); }
.hero-grid { display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
@media (max-width: 980px) { .hero-grid { grid-template-columns: 1fr; gap: 48px; } }
.alis { display: inline-flex; align-items: center; gap: .55rem; margin: 0 0 1.1rem; font-weight: 600; font-size: .8rem; letter-spacing: .08em; text-transform: uppercase; color: var(--biru); }
.titik { width: 8px; height: 8px; border-radius: 50%; background: var(--emas); box-shadow: 0 0 0 4px color-mix(in srgb, var(--emas) 25%, transparent); }
.hero h1 { font-family: var(--serif); font-weight: 600; font-size: clamp(2.3rem, 5.2vw, 3.9rem); line-height: 1.06; letter-spacing: -.02em; }
.hero h1 em { font-style: italic; color: var(--biru); position: relative; white-space: nowrap; }
.hero h1 em::after { content: ""; position: absolute; left: 0; right: 0; bottom: .06em; height: .2em; background: color-mix(in srgb, var(--emas) 45%, transparent); z-index: -1; border-radius: 3px; }
.lead { margin: 1.4rem 0 2rem; font-size: 1.1rem; color: var(--redup); max-width: 36em; }
.hero-aksi { display: flex; flex-wrap: wrap; gap: .75rem; }
.catatan { margin: 1.25rem 0 0; font-size: .85rem; color: var(--redup); display: flex; gap: .45rem; align-items: center; }

/* tiruan antarmuka */
.hero-visual { position: relative; min-height: 440px; }
.jendela { position: absolute; background: var(--permukaan); border: 1px solid var(--garis); border-radius: var(--radius); box-shadow: var(--bayang); }
.jendela-utama { inset: 0 60px 70px 0; overflow: hidden; }
.jendela-atas { display: flex; align-items: center; gap: 6px; padding: 12px 16px; border-bottom: 1px solid var(--garis); background: var(--permukaan-2); font-size: .8rem; }
.jendela-atas span { width: 10px; height: 10px; border-radius: 50%; background: var(--garis); }
.jendela-atas b { margin-left: 8px; font-weight: 600; color: var(--redup); }
.jendela-isi { padding: 18px 18px 20px; }
.label-kecil { font-size: .72rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--redup); margin-bottom: 10px; }
.tabel-mini { width: 100%; border-collapse: collapse; font-size: .84rem; }
.tabel-mini th { text-align: left; font-weight: 600; color: var(--redup); font-size: .74rem; padding: 6px 4px; border-bottom: 1px solid var(--garis); }
.tabel-mini td { padding: 9px 4px; border-bottom: 1px dashed var(--garis); white-space: nowrap; }
.tabel-mini td:first-child { font-weight: 600; }
.bar { display: inline-block; width: 46px; height: 6px; border-radius: 4px; background: var(--garis); vertical-align: middle; margin-right: 6px; overflow: hidden; }
.bar i { display: block; height: 100%; width: var(--p); background: var(--w, var(--hijau)); border-radius: 4px; }
.lencana { font-size: .72rem; font-weight: 700; padding: 3px 8px; border-radius: 6px; }
.lencana.ok { color: var(--hijau); background: color-mix(in srgb, var(--hijau) 14%, transparent); }
.lencana.tidak { color: var(--merah); background: color-mix(in srgb, var(--merah) 14%, transparent); }
.saran { margin-top: 14px; font-size: .8rem; padding: 10px 12px; border-radius: 10px; background: color-mix(in srgb, var(--emas) 16%, transparent); color: var(--tinta); }
.saran .ti { color: var(--emas-tua); }
.jendela-fokus { right: 0; bottom: 0; width: 210px; padding: 14px; text-align: center; }
.fokus-atas { display: flex; justify-content: space-between; font-size: .68rem; color: var(--redup); font-weight: 600; margin-bottom: 10px; }
.fokus-foto { width: 74px; height: 88px; margin: 0 auto 10px; border-radius: 12px; display: grid; place-items: center; font: 700 1.6rem var(--sans);
  color: var(--biru); background: linear-gradient(160deg, var(--biru-muda), color-mix(in srgb, var(--biru) 30%, var(--biru-muda))); }
.fokus-nama { font-weight: 700; font-size: .8rem; letter-spacing: .02em; }
.fokus-info { font-size: .68rem; color: var(--redup); margin-bottom: 10px; }
.fokus-nilai { font: 700 1.5rem var(--sans); border: 2px solid var(--biru); border-radius: 10px; width: 84px; margin: 0 auto 10px; padding: 2px 0; }
.fokus-cepat { display: flex; gap: 5px; justify-content: center; }
.fokus-cepat span { font-size: .72rem; font-weight: 600; border: 1.5px solid color-mix(in srgb, var(--biru) 40%, transparent); color: var(--biru); border-radius: 7px; padding: 3px 7px; }
.fokus-cepat .aktif { background: var(--biru); color: var(--permukaan); border-color: var(--biru); }
.jendela-cpl { left: -18px; bottom: 34px; display: flex; gap: 12px; align-items: center; padding: 12px 16px 12px 12px; }
.jendela-cpl b { display: block; font-size: .85rem; }
.jendela-cpl span { font-size: .78rem; color: var(--redup); }
.cincin { width: 44px; height: 44px; transform: rotate(-90deg); }
.cincin circle { fill: none; stroke: var(--garis); stroke-width: 4; }
.cincin .isi { stroke: var(--emas); stroke-linecap: round; stroke-dasharray: calc(var(--p) * .974) 100; }
@media (max-width: 560px) {
  .hero-visual { min-height: 520px; }
  .jendela-utama { inset: 0 0 150px 0; }
  .jendela-fokus { width: 190px; }
  .jendela-cpl { left: 0; bottom: 20px; }
  .tabel-mini th:nth-child(2), .tabel-mini td:nth-child(2) { display: none; }
}

/* ── angka ── */
.angka { border-block: 1px solid var(--garis); background: var(--permukaan); padding: 28px 0; }
.angka-judul { margin: 0 0 16px; font-size: .85rem; color: var(--redup); display: flex; gap: .5rem; align-items: center; }
.angka-grid { display: grid; grid-template-columns: repeat(7, 1fr); gap: 12px; margin: 0; }
.angka-grid div { padding: 6px 0; }
.angka-grid dt { font-size: .78rem; color: var(--redup); font-weight: 500; }
.angka-grid dd { margin: 2px 0 0; font: 600 2.1rem/1.1 var(--serif); color: var(--biru); font-variant-numeric: tabular-nums; }
@media (max-width: 860px) { .angka-grid { grid-template-columns: repeat(4, 1fr); row-gap: 18px; } }
@media (max-width: 480px) { .angka-grid { grid-template-columns: repeat(3, 1fr); } .angka-grid dd { font-size: 1.7rem; } }

/* ── bagian ── */
.bagian { padding: 96px 0; }
.bagian-lembut { background: var(--permukaan-2); }
.kepala-bagian { max-width: 720px; margin-bottom: 52px; }
.kepala-bagian h2, .ajakan h2 { font-family: var(--serif); font-weight: 600; font-size: clamp(1.9rem, 3.6vw, 2.75rem); line-height: 1.12; letter-spacing: -.015em; }
.kepala-bagian p:not(.alis) { color: var(--redup); font-size: 1.05rem; margin: 1rem 0 0; }

/* PDCA */
.pdca { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: pdca; position: relative; }
.pdca::before { content: ""; position: absolute; left: 8%; right: 8%; top: 34px; border-top: 2px dashed color-mix(in srgb, var(--biru) 35%, transparent); z-index: 0; }
.pdca li { position: relative; z-index: 1; background: var(--permukaan); border: 1px solid var(--garis); border-radius: var(--radius); padding: 22px 20px 24px; box-shadow: var(--bayang); }
.pdca-huruf { display: grid; place-items: center; width: 44px; height: 44px; border-radius: 12px; margin-bottom: 14px; font: 700 1.3rem var(--serif); color: #fff; background: var(--biru); box-shadow: 0 0 0 6px var(--permukaan); }
[data-bs-theme="dark"] .pdca-huruf { color: #0d1b2a; }
.pdca li:nth-child(3) .pdca-huruf, .pdca li:nth-child(4) .pdca-huruf { background: var(--emas); color: #1a1205; }
.pdca h3 { font-size: 1.05rem; margin-bottom: .5rem; }
.pdca p { margin: 0; font-size: .92rem; color: var(--redup); }
.pdca-kembali { margin: 22px 0 0; display: flex; align-items: center; gap: .6rem; color: var(--redup); font-size: .92rem; }
.pdca-kembali .ti { color: var(--emas-tua); font-size: 1.2rem; }
@media (max-width: 980px) { .pdca { grid-template-columns: repeat(2, 1fr); } .pdca::before { display: none; } }
@media (max-width: 560px) { .pdca { grid-template-columns: 1fr; } }

/* fitur */
.fitur { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: 56px; align-items: center; padding: 36px 0; }
.fitur > *, .hero-grid > * { min-width: 0; }
.fitur + .fitur { border-top: 1px solid var(--garis); }
.fitur-balik .fitur-teks { order: 2; }
@media (max-width: 900px) { .fitur { grid-template-columns: minmax(0, 1fr); gap: 28px; } .fitur-balik .fitur-teks { order: 0; } }
@media (max-width: 480px) { .fitur-visual { padding: 16px; } }
.fitur-ikon { display: inline-grid; place-items: center; width: 46px; height: 46px; border-radius: 12px; font-size: 1.35rem; color: var(--biru);
  background: color-mix(in srgb, var(--biru) 12%, transparent); margin-bottom: 16px; }
.fitur h3 { font-family: var(--serif); font-weight: 600; font-size: 1.6rem; line-height: 1.2; margin-bottom: .75rem; }
.fitur-teks > p { color: var(--redup); margin: 0 0 1rem; }
.centang { list-style: none; padding: 0; margin: 0; display: grid; gap: .45rem; }
.centang li { position: relative; padding-left: 1.7rem; font-size: .95rem; }
.centang li::before { content: ""; position: absolute; left: 0; top: .3em; width: 1.05rem; height: 1.05rem; border-radius: 50%;
  background: color-mix(in srgb, var(--hijau) 16%, transparent) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%231f9d63' stroke-width='3' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center / 70% no-repeat; }
.fitur-visual { background: var(--permukaan); border: 1px solid var(--garis); border-radius: 18px; padding: 26px; box-shadow: var(--bayang); min-height: 260px; display: grid; place-items: center; }

.sankey-mini { width: 100%; max-width: 400px; }
.sankey-mini .pita path { fill: none; stroke: var(--c); stroke-opacity: .32; stroke-width: 11; }
.sankey-mini .mk { fill: var(--redup); opacity: .6; }
.teks-sankey text { font: 600 9px var(--sans); fill: var(--redup); }

.kertas { width: 100%; max-width: 360px; background: #fffdf8; color: #1d2433; border-radius: 6px; padding: 22px 22px 18px; box-shadow: 0 2px 0 #e9e3d4, 0 20px 40px -20px rgba(0, 0, 0, .35); transform: rotate(-1.2deg); }
[data-bs-theme="dark"] .kertas { background: #f4efe3; }
.kertas-kop { display: flex; gap: 10px; align-items: center; padding-bottom: 12px; margin-bottom: 12px; border-bottom: 2px solid #1f4e79; }
.kertas-logo { width: 26px; height: 26px; border-radius: 50%; background: radial-gradient(circle at 50% 40%, #e0a526 0 35%, #1f4e79 36%); }
.kertas-kop b { display: block; font-size: .78rem; letter-spacing: .04em; }
.kertas-kop small { font-size: .7rem; color: #5a6377; }
.kertas-baris { padding: 7px 0; }
.kertas-baris b { display: block; font-size: .72rem; margin-bottom: 5px; }
.kertas-baris span { display: block; height: 6px; width: var(--l); border-radius: 3px; background: repeating-linear-gradient(90deg, #d8dde6 0 34px, transparent 34px 40px); }
.kertas-lencana { display: flex; gap: 6px; justify-content: flex-end; margin-top: 10px; }
.kertas-lencana span { font: 700 .68rem var(--sans); padding: 3px 8px; border-radius: 5px; background: #1f4e79; color: #fff; }
.kertas-lencana span + span { background: #c2453a; }

.komponen { width: 100%; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.komponen-item { display: flex; align-items: center; gap: 10px; padding: 14px; border-radius: 12px; border: 1px solid var(--garis); background: var(--permukaan-2); min-width: 0; }
@media (max-width: 480px) { .komponen { gap: 8px; } .komponen-item { padding: 10px; gap: 7px; } .komponen-item span { font-size: .82rem; } }
.komponen-item .ti { font-size: 1.2rem; color: var(--biru); flex-shrink: 0; }
.komponen-item span { flex: 1; font-weight: 600; font-size: .9rem; }
.komponen-item b { font: 600 1rem var(--serif); color: var(--emas-tua); }
[data-bs-theme="dark"] .komponen-item b { color: var(--emas); }

.rumus { width: 100%; max-width: 380px; }
.rumus-judul { font-size: .74rem; font-weight: 700; letter-spacing: .06em; text-transform: uppercase; color: var(--redup); margin-bottom: 12px; }
.rumus-baris { display: flex; justify-content: space-between; padding: 9px 0; border-bottom: 1px dashed var(--garis); font-size: .92rem; }
.rumus-baris b { font-variant-numeric: tabular-nums; }
.rumus-hasil { margin: 14px 0 18px; padding: 12px 14px; border-radius: 10px; background: color-mix(in srgb, var(--biru) 10%, transparent); font-size: .92rem; }
.rumus-hasil b { font: 700 1.15rem var(--serif); color: var(--biru); }
.ambang { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.ambang div { border: 1px solid var(--garis); border-radius: 10px; padding: 10px 12px; }
.ambang small { display: block; font-size: .72rem; color: var(--redup); }
.ambang b { font: 600 1.4rem var(--serif); color: var(--emas-tua); }
[data-bs-theme="dark"] .ambang b { color: var(--emas); }

.loop { width: 100%; max-width: 380px; }
.loop-3, .loop-2, .loop-1 { border-radius: 18px; padding: 12px 14px 14px; }
.loop span { display: block; font-size: .78rem; font-weight: 700; margin-bottom: 10px; }
.loop-3 { border: 2px solid color-mix(in srgb, var(--biru) 30%, transparent); }
.loop-2 { border: 2px solid color-mix(in srgb, var(--biru) 55%, transparent); background: color-mix(in srgb, var(--biru) 6%, transparent); }
.loop-1 { border: 2px solid var(--emas); background: color-mix(in srgb, var(--emas) 14%, transparent); text-align: center; padding: 18px; }
.loop-1 b { font: 600 1.05rem var(--serif); }

/* peran */
.peran-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(210px, 1fr)); gap: 16px; }
.peran { background: var(--permukaan); border: 1px solid var(--garis); border-radius: var(--radius); padding: 22px; transition: transform .2s, box-shadow .2s, border-color .2s; }
.peran:hover { transform: translateY(-3px); box-shadow: var(--bayang); border-color: color-mix(in srgb, var(--biru) 35%, transparent); }
.peran-ikon { display: inline-grid; place-items: center; width: 40px; height: 40px; border-radius: 10px; background: color-mix(in srgb, var(--emas) 18%, transparent); color: var(--emas-tua); font-size: 1.2rem; margin-bottom: 14px; }
[data-bs-theme="dark"] .peran-ikon { color: var(--emas); }
.peran h3 { font-size: 1.05rem; margin-bottom: .4rem; }
.peran p { margin: 0; font-size: .9rem; color: var(--redup); }

/* ajakan & kaki */
.ajakan { padding: 88px 0; }
.ajakan-dalam { text-align: center; border-radius: 24px; padding: 56px 24px; background:
  radial-gradient(600px 240px at 50% 0%, color-mix(in srgb, var(--emas) 28%, transparent), transparent 70%), var(--biru-tua); color: #e9eff6; }
.ajakan-dalam h2 { color: #fff; }
.ajakan-dalam p { color: #c3d1e0; margin: .8rem 0 1.8rem; }
.ajakan-dalam .hero-aksi { justify-content: center; }
.kaki { border-top: 1px solid var(--garis); padding: 28px 0 36px; }
.kaki-dalam { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: center; gap: 12px; }
.kaki p { margin: 0; font-size: .85rem; color: var(--redup); }

/* animasi muncul (dihormati: prefers-reduced-motion → tanpa animasi) */
.muncul { opacity: 0; transform: translateY(18px); transition: opacity .6s ease, transform .6s ease; }
.muncul.terlihat, .tanpa-gerak .muncul { opacity: 1; transform: none; }
.tunda-1 { transition-delay: .08s; } .tunda-2 { transition-delay: .16s; } .tunda-3 { transition-delay: .24s; }
@media (prefers-reduced-motion: reduce) { .muncul { opacity: 1; transform: none; transition: none; } html { scroll-behavior: auto; } }