/* Beranda Rajin AI. Ditulis ulang dari nol, tidak memakai styles.css. */
@font-face { font-family: "Schibsted Grotesk"; font-style: normal; font-weight: 400 800; font-display: swap; src: url("/fonts/schibsted-grotesk-latin-ext.woff2") format("woff2"); unicode-range: U+0100-02BA, U+02BD-02C5, U+02C7-02CC, U+02CE-02D7, U+02DD-02FF, U+1E00-1E9F, U+20A0-20C4; }
@font-face { font-family: "Schibsted Grotesk"; font-style: normal; font-weight: 400 800; font-display: swap; src: url("/fonts/schibsted-grotesk-latin.woff2") format("woff2"); unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+20AC, U+2122, U+2212; }
@font-face { font-family: "Big Shoulders"; font-style: normal; font-weight: 700 900; font-display: swap; src: url("/fonts/big-shoulders-latin.woff2") format("woff2"); }

:root {
  --malam: #0a1122;
  --malam-teks: #edf1f7;
  --malam-redup: #a8b3c9;
  --bg: #eef1f5;
  --surface: #ffffff;
  --ink: #0c1424;
  --muted: #4b566b;
  --line: #cdd5e0;
  --kunyit: #f5a524;
  --laut: #0b7d75;
  --link: #1d3fd0;
  --hot: #c62a1e;
  --warm: #8f4c00;
  --cold: #47606f;
  --judul: "Big Shoulders", "Arial Narrow", "Roboto Condensed", Impact, sans-serif;
  --teks: "Schibsted Grotesk", system-ui, -apple-system, "Segoe UI", sans-serif;
  --tepi: clamp(20px, 4vw, 56px);
  color-scheme: light;
}
html[data-theme="dark"] {
  --bg: #0a1122;
  --surface: #121b31;
  --ink: #edf1f7;
  --muted: #a8b3c9;
  --line: #27324c;
  --laut: #5fe0d0;
  --link: #a3bcff;
  --hot: #ff8a7d;
  --warm: #f0b56a;
  --cold: #a9c3d1;
  color-scheme: dark;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 88px; }
body { margin: 0; background: var(--bg); color: var(--ink); font: 17px/1.6 var(--teks); overflow-x: clip; }
img, video { max-width: 100%; height: auto; display: block; }
a { color: var(--link); text-underline-offset: 3px; }
:focus-visible { outline: 3px solid var(--kunyit); outline-offset: 3px; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.wrap { max-width: 1360px; margin: 0 auto; padding: 0 var(--tepi); }
h1, h2 { font-family: var(--judul); font-weight: 800; letter-spacing: 0; margin: 0; }
h2 { font-size: clamp(44px, 6.4vw, 100px); line-height: 0.94; text-wrap: balance; }
h3 { font-size: 21px; line-height: 1.25; font-weight: 700; margin: 0 0 8px; }
p { margin: 0 0 14px; }
.sub { color: var(--muted); max-width: 46ch; margin: 0; }

/* Tombol */
.btn { display: inline-flex; align-items: center; justify-content: center; min-height: 48px; padding: 0 22px; border: 1px solid var(--kunyit); border-radius: 3px; background: var(--kunyit); color: #0c1424; font: 700 16px/1 var(--teks); text-decoration: none; cursor: pointer; transition: background-color 0.16s, color 0.16s, border-color 0.16s; }
.btn:hover { background: var(--ink); border-color: var(--ink); color: var(--bg); }
.btn.ghost { background: transparent; border-color: currentColor; color: inherit; }
.btn.ghost:hover { background: var(--ink); border-color: var(--ink); color: var(--bg); }
.btn-lg { min-height: 54px; padding: 0 26px; font-size: 17px; }
button.link { background: none; border: 0; padding: 0; color: var(--link); font: inherit; text-decoration: underline; text-underline-offset: 3px; cursor: pointer; }

/* Kepala halaman: bening di atas adegan, padat setelah adegan lewat. */
header.site { position: fixed; inset: 0 0 auto 0; z-index: 20; color: var(--malam-teks); transition: background-color 0.25s, color 0.25s, box-shadow 0.25s; }
header.site .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; height: 72px; }
html.turun header.site { background: rgba(10, 17, 34, 0.82); -webkit-backdrop-filter: blur(10px); backdrop-filter: blur(10px); }
html.lewat header.site { background: var(--bg); color: var(--ink); box-shadow: 0 1px 0 var(--line); }
.logo { display: inline-flex; align-items: center; gap: 8px; font: 800 30px/1 var(--judul); color: inherit; text-decoration: none; }
.logo span { color: var(--kunyit); margin-left: 4px; }
html.lewat:not([data-theme="dark"]) .logo span { color: #a86400; }
nav.main { display: flex; align-items: center; gap: clamp(10px, 1.6vw, 24px); }
nav.main > a:not(.btn) { color: inherit; text-decoration: none; font-weight: 500; font-size: 15px; padding: 10px 0; background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px no-repeat; transition: background-size 0.25s; }
nav.main > a:not(.btn):hover { background-size: 100% 1px; }
nav.main .btn { min-height: 42px; padding: 0 16px; font-size: 15px; }
html:not(.lewat) nav.main .btn:hover { background: #fff; border-color: #fff; color: #0c1424; }
.theme-btn, .pilih-bahasa { display: inline-flex; align-items: center; gap: 6px; min-height: 42px; padding: 0 10px; border: 1px solid color-mix(in srgb, currentColor 35%, transparent); border-radius: 3px; background: transparent; color: inherit; font: 500 14px/1 var(--teks); cursor: pointer; }
.theme-btn:hover, .pilih-bahasa:hover { border-color: currentColor; }
.pilih-bahasa { position: relative; }
.pilih-bahasa span { display: inline-flex; align-items: center; gap: 5px; }
.pilih-bahasa b { font-weight: 500; }
.pilih-bahasa select { position: absolute; inset: 0; width: 100%; height: 100%; opacity: 0; cursor: pointer; font-size: 16px; }
.pilih-bahasa:focus-within { outline: 3px solid var(--kunyit); outline-offset: 2px; }
@media (max-width: 900px) { nav.main > a:not(.btn) { display: none; } .theme-btn span { display: none; } }
@media (max-width: 420px) { .btn-panjang { display: none; } .logo { font-size: 25px; } .logo img { width: 24px; height: 24px; } nav.main { gap: 6px; } nav.main .btn { padding: 0 12px; } }

/* Pembuka: adegan 3D satu layar penuh. */
.awal { position: relative; min-height: max(640px, 100svh); display: flex; align-items: flex-end; background: var(--malam); color: var(--malam-teks); overflow: hidden; isolation: isolate; }
#adegan { position: fixed; inset: 0; width: 100%; height: 100%; z-index: -1; display: block; }
.tanpa-webgl #adegan { display: none; }
.tanpa-webgl .awal { background: radial-gradient(120% 80% at 70% 30%, #1b2a55 0%, var(--malam) 60%); }
.awal::after { content: ""; position: absolute; inset: 0; z-index: -1; background: linear-gradient(180deg, rgba(10,17,34,0.55) 0%, rgba(10,17,34,0) 22%, rgba(10,17,34,0) 38%, rgba(10,17,34,0.9) 100%), linear-gradient(90deg, rgba(10,17,34,0.5) 0%, rgba(10,17,34,0) 55%); pointer-events: none; }
.awal-isi { width: 100%; padding-top: 120px; padding-bottom: clamp(28px, 5vh, 56px); }
.awal h1 { font-size: clamp(60px, 10.4vw, 176px); line-height: 0.86; font-weight: 900; margin: 0 0 clamp(20px, 3.5vh, 40px) -0.03em; }
.awal h1 span { display: block; overflow: hidden; padding-bottom: 0.2em; margin-bottom: -0.14em; }
.awal h1 i { display: block; font-style: normal; }
.awal-bawah { display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); gap: 32px clamp(32px, 6vw, 96px); align-items: end; }
.awal .lead { font-size: clamp(17px, 1.35vw, 20px); line-height: 1.5; max-width: 52ch; margin: 0 0 24px; }
.cta { display: flex; flex-wrap: wrap; gap: 12px; }
.awal .btn:hover, .cta-band .btn:hover, .agen .btn:hover { background: #fff; border-color: #fff; color: #0c1424; }
.awal .catatan { margin: 22px 0 0; font-size: 15px; color: var(--malam-redup); max-width: 60ch; }
.iklan { margin: 0; }
.iklan video { display: block; width: 100%; height: auto; aspect-ratio: 16 / 9; border-radius: 4px; background: #0a1122; box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45); }
.iklan figcaption { margin-top: 10px; font-size: 14px; color: var(--malam-redup); }
@media (max-width: 860px) {
  .awal-bawah { grid-template-columns: 1fr; }
  .awal h1 { font-size: clamp(54px, 17.5vw, 130px); }
  .awal::after { background: linear-gradient(180deg, rgba(10,17,34,0.5) 0%, rgba(10,17,34,0.1) 20%, rgba(10,17,34,0.55) 48%, rgba(10,17,34,0.94) 100%); }
  .awal .btn-lg { min-height: 50px; padding: 0 18px; font-size: 16px; }
}
/* Satu gerak masuk saat halaman dibuka: judul naik dari balik garisnya. */
@media (prefers-reduced-motion: no-preference) {
  .awal h1 i { animation: naik 0.9s cubic-bezier(0.2, 0.7, 0.1, 1) both; }
  .awal h1 span:nth-child(2) i { animation-delay: 0.09s; }
  .awal-bawah { animation: hadir 0.8s 0.35s both; }
  #adegan { animation: hadir 1.4s both; }
}
@keyframes naik { from { transform: translateY(105%); } }
@keyframes hadir { from { opacity: 0; } }

/* AI Agent: lanjutan gelap dari pembuka, panel percakapan dimiringkan dalam ruang 3D. */
.agen { background: var(--malam); color: var(--malam-teks); padding: clamp(64px, 9vw, 128px) 0; }
.agen .wrap { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(32px, 6vw, 96px); align-items: center; }
.agen .sub { color: var(--malam-redup); margin: 20px 0 28px; }
.cuplikan { perspective: 1200px; }
.cuplikan-isi { display: grid; gap: 10px; padding: clamp(18px, 2.4vw, 30px); background: #121b31; border: 1px solid #2a3654; border-radius: 6px; transform: rotateX(var(--rx, 4deg)) rotateY(var(--ry, -12deg)); transform-style: preserve-3d; box-shadow: 30px 40px 80px rgba(0, 0, 0, 0.45); will-change: transform; }
.cuplikan-judul { display: none; }
.agen-pesan { margin: 0; padding: 11px 14px; border-radius: 4px; max-width: 86%; font-size: 15px; line-height: 1.45; }
.agen-pesan.saya { justify-self: end; background: var(--kunyit); color: #0c1424; transform: translateZ(34px); }
.agen-pesan.agent { background: #1d2947; transform: translateZ(16px); }
.cuplikan-alat { margin: 0; font-size: 13px; color: #7fe3d6; transform: translateZ(8px); }
.cuplikan-alat b { font-weight: 600; }
.cuplikan-catatan { margin: 26px 0 0; font-size: 14px; color: var(--malam-redup); }
.cuplikan-catatan a { color: #fff; }
@media (prefers-reduced-motion: no-preference) {
  .gerak .cuplikan-isi > * { opacity: 0; translate: 0 14px; transition: opacity 0.5s, translate 0.5s cubic-bezier(0.2, 0.7, 0.1, 1); }
  .gerak .cuplikan.terlihat .cuplikan-isi > * { opacity: 1; translate: 0 0; }
  .cuplikan-isi .c2 { transition-delay: 0.5s; } .cuplikan-isi .c3 { transition-delay: 1s; }
  .cuplikan-isi .c4 { transition-delay: 1.9s; } .cuplikan-isi .c5 { transition-delay: 2.4s; } .cuplikan-isi .c6 { transition-delay: 2.9s; }
}
@media (max-width: 860px) {
  .agen .wrap { grid-template-columns: 1fr; }
  .cuplikan-isi { transform: rotateX(3deg) rotateY(-5deg); box-shadow: 14px 22px 44px rgba(0, 0, 0, 0.45); }
}

/* Bagian umum: judul besar di kiri, keterangan di kanan, isi selebar halaman. */
.bagian, .faq { padding: clamp(72px, 10vw, 150px) 0; }
.bagian > .wrap { display: grid; grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); column-gap: clamp(24px, 5vw, 80px); align-items: end; }
.bagian > .wrap > * { grid-column: 1 / -1; }
.bagian > .wrap > h2 { grid-column: 1; }
.bagian > .wrap > .sub { grid-column: 2; padding-bottom: 0.6em; }
.bagian > .wrap > h2 + .sub + * { margin-top: clamp(36px, 5vw, 72px); }
.bagian.alt { background: var(--surface); }
@media (max-width: 860px) {
  .bagian > .wrap { grid-template-columns: 1fr; }
  .bagian > .wrap > .sub { grid-column: 1; padding: 16px 0 0; }
}

/* Contoh website: gambar besar berselang-seling, miring mengikuti kursor. */
.karya { display: grid; gap: clamp(56px, 8vw, 120px); }
.karya article { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 4fr); gap: clamp(24px, 5vw, 80px); align-items: end; }
.karya article:nth-child(even) { grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); }
.karya article:nth-child(even) .bingkai { order: 2; }
.bingkai { display: block; perspective: 1400px; }
.bingkai img { width: 100%; border-radius: 4px; border: 1px solid var(--line); transform: rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg)); box-shadow: 0 30px 60px -30px rgba(12, 20, 36, 0.45); will-change: transform; }
.karya h3 { font: 800 clamp(34px, 3.6vw, 56px)/0.98 var(--judul); margin: 0 0 14px; }
.karya p { color: var(--muted); max-width: 40ch; }
.buka { display: inline-block; margin-top: 6px; font-weight: 700; color: var(--ink); }
.buka:hover { color: var(--link); }
@media (prefers-reduced-motion: no-preference) {
  .gerak .karya .bingkai img { clip-path: inset(0 0 100% 0); transition: clip-path 1s cubic-bezier(0.2, 0.7, 0.1, 1); }
  .gerak .karya article.terlihat .bingkai img { clip-path: inset(0); }
}
@media (max-width: 760px) {
  .karya article, .karya article:nth-child(even) { grid-template-columns: 1fr; }
  .karya article:nth-child(even) .bingkai { order: 0; }
}

/* Coba AI */
.dua { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(32px, 6vw, 96px); align-items: start; }
.dua > div:first-child { position: sticky; top: 104px; }
.dua h2, .agen h2 { font-size: clamp(40px, 4.8vw, 76px); }
.dua .sub { margin: 20px 0 24px; }
.dua ul { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--line); }
.dua li { padding: 14px 0; border-bottom: 1px solid var(--line); color: var(--muted); }
.dua li b { color: var(--ink); }
.mock-card { display: grid; gap: 14px; padding: clamp(18px, 2.4vw, 30px); background: var(--surface); border: 1px solid var(--line); border-radius: 6px; }
.mock-label, .coba-baris label { font-size: 14px; font-weight: 600; color: var(--muted); }
.mock-card textarea, .mock-card select, .mock-card input { width: 100%; padding: 12px; border: 1px solid var(--muted); border-radius: 3px; background: var(--bg); color: var(--ink); font: 16px/1.5 var(--teks); }
.mock-card textarea { resize: vertical; min-height: 96px; }
.coba-isi { display: flex; flex-wrap: wrap; gap: 6px 16px; align-items: center; font-size: 15px; color: var(--muted); }
.coba-isi .link, .coba-aksi a, .coba-aksi .link { min-height: 44px; display: inline-flex; align-items: center; }
.coba-isi .link[aria-pressed="true"] { color: var(--ink); font-weight: 700; text-decoration-thickness: 2px; }
.coba-baris { display: grid; grid-template-columns: 1.6fr 1fr; gap: 12px; }
.coba-baris label { display: grid; gap: 6px; }
.coba-status { margin: 0; font-size: 14px; color: var(--muted); min-height: 1.4em; }
.coba-hasil { display: grid; gap: 12px; padding-top: 16px; border-top: 1px solid var(--line); transition: opacity 0.2s; }
.coba-hasil.membaca { opacity: 0.45; }
.mock-row { display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.mock-score { font: 900 44px/1 var(--judul); }
.mock-score.hot { color: var(--hot); } .mock-score.warm { color: var(--warm); } .mock-score.cold { color: var(--cold); }
.mock-score.cap-baru { animation: cap 0.45s cubic-bezier(0.2, 0.7, 0.1, 1); }
@keyframes cap { from { transform: scale(1.5); opacity: 0; } }
.mock-why { margin: 0; color: var(--muted); }
.coba-tab { display: flex; flex-wrap: wrap; border-bottom: 1px solid var(--line); }
.coba-tab button { min-height: 44px; padding: 0 14px; border: 0; border-bottom: 3px solid transparent; margin-bottom: -1px; background: none; color: var(--muted); font: 600 15px/1 var(--teks); cursor: pointer; }
.coba-tab button[aria-pressed="true"] { color: var(--ink); border-bottom-color: var(--kunyit); }
.mock-draft { margin: 0; padding: 14px; background: var(--bg); border-radius: 3px; white-space: pre-wrap; }
.coba-aksi { display: flex; gap: 20px; margin: 0; }
.coba-catatan { margin: 12px 0 0; font-size: 14px; color: var(--muted); }
.tautan-agen { margin: clamp(32px, 4vw, 56px) 0 0; }
.lanjut { margin-top: 24px; border-top: 1px solid var(--line); }
.lanjut > summary { padding: 18px 0; font-weight: 700; cursor: pointer; }
.alur .wrap { padding: 0; }
.alur h2 { font-size: clamp(34px, 4vw, 60px); margin: 16px 0 12px; }
.alur .sub { margin-bottom: 32px; max-width: 62ch; }
.walkthrough { margin: 0 0 40px; }
.walkthrough video { width: 100%; border: 1px solid var(--line); border-radius: 4px; background: #000; }
.walkthrough figcaption { margin-top: 8px; font-size: 14px; color: var(--muted); }
.alur-baris { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); gap: 24px clamp(24px, 5vw, 72px); padding: 28px 0; border-top: 1px solid var(--line); }
.alur-teks p { color: var(--muted); margin: 0; }
.sheet { overflow-x: auto; border: 1px solid var(--line); border-radius: 4px; background: var(--surface); }
.sheet table { border-collapse: collapse; width: 100%; min-width: 640px; font-size: 14px; }
.sheet th, .sheet td { padding: 9px 12px; text-align: left; border-bottom: 1px solid var(--line); white-space: nowrap; }
.sheet th { font-weight: 600; color: var(--muted); background: var(--bg); }
.sheet tr.muncul td { animation: sorot 1.6s; }
@keyframes sorot { from { background: color-mix(in srgb, var(--kunyit) 45%, transparent); } }
.surat { margin: 0; padding: 16px; background: var(--surface); border: 1px solid var(--line); border-radius: 4px; font: 14px/1.55 ui-monospace, Consolas, monospace; white-space: pre-wrap; overflow-wrap: anywhere; }
.hari label { display: block; font-weight: 600; margin-bottom: 8px; }
.hari input[type="range"] { width: 100%; accent-color: var(--kunyit); min-height: 44px; }
.hari-titik { display: flex; justify-content: space-between; list-style: none; margin: 0 0 14px; padding: 0; font-size: 14px; color: var(--muted); }
.hari-titik li.lewat { color: var(--ink); font-weight: 700; }
.hari-judul { font-weight: 700; margin: 0 0 4px; }
.hari-isi { margin: 0; color: var(--muted); white-space: pre-wrap; }
@media (max-width: 860px) {
  .dua, .alur-baris { grid-template-columns: 1fr; }
  .dua > div:first-child { position: static; }
  .coba-baris { grid-template-columns: 1fr; }
}

/* Bukti */

/* Layanan: daftar harga berbentuk baris, bukan kartu. */
.jasa { border-bottom: 1px solid var(--line); }
.jasa article { position: relative; display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 4fr) minmax(0, 4fr); gap: 8px clamp(20px, 4vw, 64px); align-items: baseline; padding: 26px 0; border-top: 1px solid var(--line); transition: padding 0.25s cubic-bezier(0.2, 0.7, 0.1, 1); }
.jasa h3 { font-size: clamp(20px, 1.8vw, 26px); margin: 0; }
.jasa h3 a { color: var(--ink); text-decoration: none; }
.jasa h3 a::after { content: ""; position: absolute; inset: 0; }
.jasa p { margin: 0; color: var(--muted); }
.jasa .harga-jasa { font: 800 clamp(30px, 3vw, 46px)/1 var(--judul); color: var(--ink); text-align: right; text-wrap: balance; }
.jasa article::before { content: ""; position: absolute; inset: -1px 0 auto 0; height: 2px; background: var(--kunyit); transform: scaleX(0); transform-origin: left; transition: transform 0.35s cubic-bezier(0.2, 0.7, 0.1, 1); }
@media (hover: hover) {
  .jasa article:hover { padding-left: 14px; }
  .jasa article:hover::before { transform: scaleX(1); }
  .jasa article:hover h3 a { text-decoration: underline; text-underline-offset: 4px; }
}
.jasa article:focus-within::before { transform: scaleX(1); }
.bagian > .wrap > h2.jasa-lanjut { margin-top: clamp(64px, 8vw, 120px); font-size: clamp(36px, 4.4vw, 68px); }
@media (max-width: 860px) {
  .jasa article { grid-template-columns: 1fr auto; }
  .jasa article p:not(.harga-jasa) { grid-column: 1 / -1; grid-row: 2; }
}

/* Cara kerja: urutan sungguhan, jadi diberi nomor. */
.urut { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); counter-reset: langkah; }
.urut li { counter-increment: langkah; padding: 20px clamp(16px, 2vw, 28px) 0 0; border-top: 2px solid var(--ink); }
.urut li::before { content: counter(langkah); display: block; font: 900 clamp(64px, 8vw, 128px)/0.9 var(--judul); color: var(--kunyit); margin-bottom: 16px; }
html:not([data-theme="dark"]) .urut li::before { color: #c27a00; }
.urut p { margin: 0; color: var(--muted); }
@media (max-width: 860px) { .urut { grid-template-columns: repeat(2, minmax(0, 1fr)); row-gap: 40px; } }
@media (max-width: 460px) { .urut { grid-template-columns: 1fr; } }

/* FAQ */
.faq { background: var(--surface); }
.faq .wrap { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 7fr); column-gap: clamp(24px, 6vw, 96px); }
.faq h2 { grid-row: 1 / span 12; align-self: start; position: sticky; top: 104px; }
.faq details { grid-column: 2; border-top: 1px solid var(--line); }
.faq details:last-child { border-bottom: 1px solid var(--line); }
.faq summary { display: flex; justify-content: space-between; gap: 20px; padding: 20px 0; font-size: clamp(18px, 1.5vw, 21px); font-weight: 700; cursor: pointer; list-style: none; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font: 700 30px/0.8 var(--judul); transition: transform 0.25s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { color: var(--muted); max-width: 62ch; margin: 0 0 22px; }
@media (max-width: 860px) {
  .faq .wrap { grid-template-columns: 1fr; }
  .faq h2 { position: static; grid-row: auto; margin-bottom: 28px; }
  .faq details { grid-column: 1; }
}

/* Ajakan penutup dan kaki halaman */
.cta-band { background: var(--malam); color: var(--malam-teks); padding: clamp(80px, 12vw, 180px) 0; }
.cta-band h2 { font-size: clamp(48px, 8.4vw, 136px); line-height: 0.9; max-width: 14ch; }
.cta-band p { margin: 28px 0; color: var(--malam-redup); font-size: 19px; }
footer.site { background: var(--malam); color: var(--malam-redup); border-top: 1px solid #27324c; padding: 28px 0 96px; font-size: 14px; }
footer.site .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px 32px; }
footer.site a { color: var(--malam-teks); }

/* Asisten AI. Tombol melayang baru muncul setelah pembuka lewat, jadi tidak menutupi harga. */
.chat-launcher { position: fixed; right: 20px; bottom: 20px; z-index: 30; min-height: 48px; padding: 0 18px; border: 1px solid var(--ink); border-radius: 3px; background: var(--ink); color: var(--bg); font: 700 15px/1 var(--teks); cursor: pointer; transition: translate 0.3s cubic-bezier(0.2, 0.7, 0.1, 1), opacity 0.3s; }
html:not(.lewat) .chat-launcher[aria-expanded="false"] { translate: 0 90px; opacity: 0; pointer-events: none; }
.chat-launcher.sembunyi { display: none; }
.chat-panel { position: fixed; right: 20px; bottom: 80px; z-index: 30; display: flex; flex-direction: column; width: min(390px, calc(100vw - 32px)); height: min(560px, calc(100dvh - 110px)); background: var(--surface); color: var(--ink); border: 1px solid var(--line); border-radius: 6px; box-shadow: 0 30px 70px -20px rgba(0, 0, 0, 0.5); overflow: hidden; overscroll-behavior: contain; }
.chat-panel[hidden] { display: none; }
.chat-panel header { display: flex; justify-content: space-between; gap: 12px; padding: 14px 16px; border-bottom: 1px solid var(--line); }
.chat-panel header span { display: block; font-size: 13px; color: var(--muted); }
.chat-close { background: none; border: 0; color: var(--muted); font-size: 26px; line-height: 1; min-width: 40px; min-height: 40px; cursor: pointer; }
.chat-log { flex: 1; min-height: 0; overflow-y: auto; overscroll-behavior: contain; -webkit-overflow-scrolling: touch; padding: 14px 16px; display: flex; flex-direction: column; gap: 10px; }
.chat-msg { margin: 0; padding: 10px 13px; border-radius: 4px; max-width: 86%; font-size: 15px; line-height: 1.5; white-space: pre-wrap; overflow-wrap: anywhere; }
.chat-msg.assistant { background: var(--bg); align-self: flex-start; }
.chat-msg.user { background: var(--kunyit); color: #0c1424; align-self: flex-end; }
.chat-msg.typing { color: var(--muted); }
.chat-msg.error { color: var(--hot); }
.chat-form { display: flex; gap: 8px; padding: 12px; border-top: 1px solid var(--line); }
.chat-form textarea { flex: 1; resize: none; padding: 10px 12px; border: 1px solid var(--muted); border-radius: 3px; background: var(--bg); color: var(--ink); font: 16px/1.4 var(--teks); }
.chat-form .btn { min-height: 44px; padding: 0 16px; }
.chat-form .btn:disabled { opacity: 0.6; cursor: default; }
@media (max-width: 480px) { .chat-launcher { right: 12px; bottom: 12px; } .chat-panel { right: 12px; left: 12px; width: auto; bottom: 70px; height: min(560px, calc(100dvh - 90px)); } }

/* Adegan 3D menempel di belakang seluruh halaman, dari pembuka sampai kaki halaman. */
html { background: var(--malam); }
body { background: none; }
.bagian, .faq { background-color: var(--bg); }
.bagian.alt, .faq { background-color: var(--surface); }
/* Dengan WebGL, adegan menjadi latar seluruh halaman: bagian terang tembus pandang, adegan berganti ke mode terang di sana. */
html.adegan-siap .bagian, html.adegan-siap .faq { background-color: transparent; }
html.adegan-siap .bagian.alt, html.adegan-siap .faq { background-color: color-mix(in srgb, var(--surface) 50%, transparent); }
.awal { background: none; }
.agen { background: linear-gradient(rgba(10, 17, 34, 0.9), rgba(10, 17, 34, 0.45) 28%, rgba(10, 17, 34, 0.9)); }
.cta-band { background: linear-gradient(rgba(10, 17, 34, 0.92), rgba(10, 17, 34, 0.3) 45%); }
.tanpa-webgl .agen, .tanpa-webgl .cta-band { background: var(--malam); }

/* Pita jasa: daftar paket berjalan di antara pembuka dan AI Agent. */
.pita { overflow: hidden; padding: 22px 0; border-block: 1px solid #27324c; background: rgba(10, 17, 34, 0.72); color: var(--malam-teks); }
.pita-isi { display: flex; width: max-content; will-change: transform; }
.pita-isi span { display: inline-flex; align-items: center; gap: 0.5em; padding-right: 1.1em; font: 800 clamp(26px, 3.2vw, 46px)/1 var(--judul); white-space: nowrap; }
.pita-isi span::after { content: ""; width: 0.28em; height: 0.28em; margin-left: 0.6em; background: var(--kunyit); transform: rotate(45deg); }
.pita-isi b { color: var(--kunyit); font-weight: 800; }

/* Garis cahaya yang berputar mengitari video iklan dan kotak demo. */
@property --sudut { syntax: "<angle>"; inherits: false; initial-value: 0deg; }
.iklan, .kotak-coba { position: relative; isolation: isolate; }
.iklan::before, .kotak-coba::before, .iklan::after, .kotak-coba::after { content: ""; position: absolute; left: -2px; right: -2px; top: -2px; border-radius: 8px; pointer-events: none; background: conic-gradient(from var(--sudut), transparent 0 62%, rgba(245, 165, 36, 0.9) 80%, #fff 86%, rgba(95, 224, 208, 0.8) 92%, transparent 100%); }
.iklan::before, .iklan::after { aspect-ratio: 16 / 9; width: calc(100% + 4px); }
.kotak-coba::before, .kotak-coba::after { bottom: -2px; }
.iklan::before, .kotak-coba::before { padding: 2px; -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; z-index: 1; }
.iklan::after, .kotak-coba::after { z-index: -1; filter: blur(18px); opacity: 0.55; }
@media (prefers-reduced-motion: no-preference) {
  .iklan::before, .kotak-coba::before, .iklan::after, .kotak-coba::after { animation: orbit 7s linear infinite; }
}
@keyframes orbit { to { --sudut: 360deg; } }

/* Bilah progres gulir di atas halaman. */
.progres-gulir { position: fixed; inset: 0 0 auto 0; height: 3px; z-index: 40; background: var(--kunyit); transform: scaleX(0); transform-origin: left; pointer-events: none; }

/* Isi bagian masuk mengikuti posisi gulir: naik, miring 3D, lalu tegak. --p diisi beranda.js. */
.gerak-gulir .muncul:not(.urut) { opacity: calc(0.08 + var(--p, 1) * 0.92); transform: perspective(900px) translate3d(0, calc((1 - var(--p, 1)) * 90px), 0) rotateX(calc((1 - var(--p, 1)) * 14deg)) scale(calc(0.94 + var(--p, 1) * 0.06)); transform-origin: 50% 100%; will-change: transform, opacity; }
.gerak-gulir .jasa article.muncul { transform: translate3d(calc((1 - var(--p, 1)) * 120px), 0, 0); }
.gerak-gulir .urut li.muncul:nth-child(2) { transition-delay: 0s; transform: perspective(900px) translate3d(0, calc((1 - var(--p, 1)) * 130px), 0) rotateX(calc((1 - var(--p, 1)) * 18deg)); }
.gerak-gulir .urut li.muncul:nth-child(3) { transform: perspective(900px) translate3d(0, calc((1 - var(--p, 1)) * 170px), 0) rotateX(calc((1 - var(--p, 1)) * 22deg)); }
.gerak-gulir .urut li.muncul:nth-child(4) { transform: perspective(900px) translate3d(0, calc((1 - var(--p, 1)) * 210px), 0) rotateX(calc((1 - var(--p, 1)) * 26deg)); }
.urut { position: relative; }
.gerak-gulir .urut::before { content: ""; position: absolute; inset: -1px 0 auto 0; height: 4px; z-index: 1; background: var(--kunyit); transform: scaleX(var(--p, 1)); transform-origin: left; }
.gerak-gulir .faq h2.muncul { transform: none; }
/* Tangkapan layar contoh website terbang masuk dari samping dalam ruang 3D. */
.gerak-gulir .karya .bingkai.muncul { opacity: calc(0.15 + var(--p, 1) * 0.85); transform: perspective(1600px) translate3d(calc((1 - var(--p, 1)) * -160px), calc((1 - var(--p, 1)) * 60px), calc((1 - var(--p, 1)) * -260px)) rotateY(calc((1 - var(--p, 1)) * 32deg)) rotateX(calc((1 - var(--p, 1)) * 8deg)); transform-origin: 0 50%; }
.gerak-gulir .karya article:nth-child(even) .bingkai.muncul { transform: perspective(1600px) translate3d(calc((1 - var(--p, 1)) * 160px), calc((1 - var(--p, 1)) * 60px), calc((1 - var(--p, 1)) * -260px)) rotateY(calc((1 - var(--p, 1)) * -32deg)) rotateX(calc((1 - var(--p, 1)) * 8deg)); transform-origin: 100% 50%; }
.gerak-gulir .karya .bingkai img { clip-path: none; }
.karya { overflow-x: clip; }

.ke-katalog { margin: 28px 0 0; }