/* aina landing page. Palette: ink #061334, blue #0058F5, page #f5f8fd. */
:root {
  --ink: #061334;
  --ink-2: #3a4458;
  --muted: #5f6b7a;
  --blue: #0058F5;
  --blue-d: #0B4FB3;
  --page: #f5f8fd;
  --tint: #eef3fb;
  --line: rgba(6, 19, 52, .08);
  --line-2: rgba(6, 19, 52, .12);
  --mono: 'JetBrains Mono', ui-monospace, monospace;
  --shadow: 0 30px 80px -40px rgba(6, 19, 52, .35), 0 2px 6px rgba(6, 19, 52, .04);
}

* { box-sizing: border-box; }
/* No CSS scroll-behavior: smooth, it breaks ScrollTrigger measuring; anchor links scroll smoothly in script.js. */
html { scroll-padding-top: 76px; }
html, body { margin: 0; background: var(--page); color: var(--ink); font-family: Urbanist, "Segoe UI Variable Text", "Segoe UI", sans-serif; -webkit-font-smoothing: antialiased; }
a { color: var(--blue); text-decoration: none; }
a:hover { color: var(--blue-d); }
button { font-family: inherit; }
img { display: block; }
::selection { background: #cfe0ff; }
:focus-visible { outline: 2px solid var(--blue); outline-offset: 2px; }
.page { overflow-x: clip; }
.wrap { max-width: 1200px; margin: 0 auto; }
.mono { font-family: var(--mono); }
.nowrap { white-space: nowrap; }

h1, h2 { margin: 0; font-weight: 700; }
h1 i, h2 i { font-weight: 500; color: var(--blue); }
h2 { font-size: clamp(34px, 4.4vw, 56px); line-height: 1.04; letter-spacing: -.035em; }
.kicker { font-family: var(--mono); font-size: 12.5px; color: var(--blue); font-weight: 600; }
.body { font-size: 16.5px; line-height: 1.55; color: var(--ink-2); }
.body-lg { margin: 0; font-size: 17px; line-height: 1.6; color: var(--ink-2); max-width: 480px; }
.fine { font-size: 13.5px; color: var(--muted); line-height: 1.55; }
.head { display: flex; flex-direction: column; gap: 12px; max-width: 720px; }
.head-gap { margin-bottom: 56px; }
.stack-18 { display: flex; flex-direction: column; gap: 18px; }
.stack-40 { display: flex; flex-direction: column; gap: 40px; }
.split { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 460px), 1fr)); gap: 56px; align-items: center; }
.sec { padding: 120px 24px; }

/* ---------- buttons ---------- */
.btn { display: inline-flex; align-items: center; justify-content: center; font-weight: 700; white-space: nowrap; border: 0; cursor: pointer; transition: background .2s ease, color .2s ease; }
.btn-sm { height: 40px; padding: 0 16px; border-radius: 10px; font-size: 14px; }
.btn-lg { height: 50px; padding: 0 24px; border-radius: 12px; font-size: 15.5px; }
.btn-primary { background: var(--blue); color: #fff; }
.btn-primary:hover { background: var(--blue-d); color: #fff; }
.btn-dark { background: var(--ink); color: #fff; }
.btn-dark:hover { background: var(--blue-d); color: #fff; }
.btn-light { background: #fff; color: var(--ink); border: 1px solid var(--line-2); }
.btn-light:hover { background: var(--tint); color: var(--ink); }
.btn-white { background: #fff; color: var(--ink); }
.btn-white:hover { background: var(--tint); color: var(--ink); }
.btn-glass { background: rgba(255, 255, 255, .08); color: #fff; border: 1px solid rgba(255, 255, 255, .18); }
.btn-glass:hover { background: rgba(255, 255, 255, .14); color: #fff; }
.btn:disabled { opacity: .6; cursor: default; }

/* ---------- ticker + header ---------- */
.ticker { height: 34px; background: var(--ink); color: #cfe0ff; overflow: hidden; display: flex; align-items: center; font-size: 13px; font-weight: 500; }
.ticker-track { display: flex; gap: 48px; white-space: nowrap; padding-left: 24px; }
.ticker i { color: #fff; }
.top { position: sticky; top: 0; z-index: 40; background: rgba(245, 248, 253, .82); backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px); border-bottom: 1px solid rgba(6, 19, 52, .07); }
.nav { height: 64px; padding: 0 24px; display: flex; align-items: center; gap: 28px; }
.brand { display: flex; flex: none; }
.brand img { height: 24px; width: auto; }
.nav-links { display: flex; gap: 22px; flex: 1; overflow: hidden; font-size: 14.5px; font-weight: 600; }
.nav-links a { color: var(--ink-2); white-space: nowrap; }
.nav-links a:hover, .nav-links a.active { color: var(--ink); }
.ver { font-family: var(--mono); font-size: 12px; color: var(--muted); padding: 4px 9px; border: 1px solid rgba(6, 19, 52, .1); border-radius: 7px; white-space: nowrap; }

/* ---------- hero ---------- */
.hero { padding: 76px 24px 0; }
.hero-head { display: flex; flex-direction: column; align-items: center; text-align: center; gap: 22px; }
.news-pill { display: flex; align-items: center; gap: 10px; height: 32px; padding: 0 12px 0 4px; border-radius: 999px; background: #fff; border: 1px solid var(--line); font-size: 13.5px; color: var(--ink-2); font-weight: 500; }
.news-pill:hover { color: var(--ink); }
.news-pill span { height: 24px; padding: 0 9px; border-radius: 999px; background: var(--tint); color: var(--blue); font-weight: 700; display: flex; align-items: center; font-size: 12px; }
h1 { font-size: clamp(44px, 7vw, 92px); line-height: 1; letter-spacing: -.04em; max-width: 960px; }
.lede { margin: 0; max-width: 600px; font-size: clamp(17px, 1.5vw, 19.5px); line-height: 1.55; color: var(--ink-2); }
.cta-row { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; }
.cta-row.left { justify-content: flex-start; }

.demo-wrap { margin-top: 52px; display: flex; flex-direction: column; gap: 14px; }
.demo-tabs { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 8px; max-width: 720px; width: 100%; margin: 0 auto; }
.demo-tabs button { position: relative; height: 46px; border-radius: 12px; border: 1px solid var(--line); background: transparent; color: var(--muted); font-size: 14px; font-weight: 700; cursor: pointer; display: flex; align-items: center; justify-content: center; gap: 8px; overflow: hidden; transition: background .2s ease, border-color .2s ease, color .2s ease; }
.demo-tabs button .n { font-family: var(--mono); font-size: 12px; color: #8a94a3; }
.demo-tabs button[aria-pressed="true"] { background: #fff; border-color: rgba(6, 19, 52, .14); color: var(--ink); }
.demo-tabs button[aria-pressed="true"] .n { color: var(--blue); }
.demo-tabs .fill { position: absolute; left: 0; bottom: 0; height: 2px; width: 100%; background: var(--blue); transform: scaleX(0); transform-origin: 0 50%; }

.frame { border-radius: 16px; background: #fff; border: 1px solid rgba(6, 19, 52, .1); box-shadow: var(--shadow); overflow: hidden; }
.frame-foot { height: 40px; border-top: 1px solid var(--line); display: flex; align-items: center; justify-content: space-between; padding: 0 16px; font-family: var(--mono); font-size: 12px; color: var(--muted); gap: 12px; }
.live { display: flex; align-items: center; gap: 8px; min-width: 0; overflow: hidden; white-space: nowrap; text-overflow: ellipsis; }
.dot { width: 7px; height: 7px; border-radius: 50%; background: #1f9d55; flex: none; }

/* ---------- scene art (sized in cqw) ---------- */
.scene { position: relative; container-type: inline-size; width: 100%; background: linear-gradient(170deg, #dde5ef 0%, #e9ecf1 60%, #efe9e2 100%); overflow: hidden; }
.notch { position: absolute; top: 0; left: 50%; width: 13.2cqw; height: 2.8cqw; margin-left: -6.6cqw; background: #000; border-radius: 0 0 1.4cqw 1.4cqw; color: #eef2f8; z-index: 5; will-change: width, height; contain: layout style; }
.ear { position: absolute; top: 0; width: 1.4cqw; height: 1.4cqw; }
.ear.l { left: -1.4cqw; background: radial-gradient(circle at 0 100%, transparent 1.35cqw, #000 1.4cqw); }
.ear.r { right: -1.4cqw; background: radial-gradient(circle at 100% 100%, transparent 1.35cqw, #000 1.4cqw); }
.orb { border-radius: 50%; flex: none; background: radial-gradient(circle at 35% 30%, #9CD0FF, #2B8AFF 55%, #0B4FB3); }
.wave { display: flex; align-items: center; gap: .25cqw; height: 1.6cqw; }
.wave span { width: .3cqw; height: 1.6cqw; border-radius: .2cqw; background: #ff8a3d; animation: wave .7s ease-in-out infinite; }
.wave span:nth-child(2) { animation-duration: .9s; animation-delay: .1s; }
.wave span:nth-child(3) { animation-duration: .6s; animation-delay: .2s; }
.wave span:nth-child(4) { animation-duration: .8s; animation-delay: .05s; }
.wave span:nth-child(5) { animation-duration: .75s; animation-delay: .15s; }
.think { display: flex; gap: .4cqw; }
.think span { width: .6cqw; height: .6cqw; border-radius: 50%; background: #5aa9ff; animation: dots 1.1s ease-in-out infinite; }
.think span:nth-child(2) { animation-delay: .15s; }
.think span:nth-child(3) { animation-delay: .3s; }
.nbtn { height: 3cqw; padding: 0 1.4cqw; border-radius: 2cqw; background: rgba(255, 255, 255, .08); font-size: 1.2cqw; font-weight: 600; display: flex; align-items: center; }
.nbtn.yes { padding: 0 1.8cqw; background: #2b8aff; font-weight: 700; }
.acur { position: absolute; width: 2.4cqw; height: 2.4cqw; z-index: 6; transform: rotate(-30deg); filter: drop-shadow(0 0 .15cqw #fff) drop-shadow(0 0 .15cqw #fff) drop-shadow(0 0 1cqw rgba(43, 138, 255, .7)); }
.kkey { font-family: var(--mono); font-size: 1.3cqw; font-weight: 600; padding: .5cqw 1cqw; border-radius: .6cqw; background: #fff; border: .1cqw solid #d9e1ec; border-bottom-width: .35cqw; color: var(--ink); }
.hand { font-family: Caveat, cursive; font-weight: 700; color: var(--blue); white-space: nowrap; clip-path: inset(-30% 100% -30% -4%); }

@keyframes wave { 0%, 100% { transform: scaleY(.25); } 50% { transform: scaleY(1); } }
@keyframes dots { 0%, 80%, 100% { opacity: .25; transform: translateY(0); } 40% { opacity: 1; transform: translateY(-30%); } }
@keyframes ping { 0% { transform: scale(.6); opacity: .9; } 100% { transform: scale(2.2); opacity: 0; } }

/* ---------- belajar ---------- */
.sec-belajar { padding: 150px 24px 0; }
.head-split { display: flex; flex-wrap: wrap; justify-content: space-between; align-items: flex-end; gap: 24px; }
.head-side { display: flex; flex-direction: column; gap: 14px; max-width: 400px; }
.btn-replay { align-self: flex-start; height: 38px; padding: 0 14px; border-radius: 10px; border: 1px solid rgba(6, 19, 52, .14); background: #fff; color: var(--ink); font-size: 14px; font-weight: 700; cursor: pointer; display: flex; align-items: center; gap: 8px; }
.btn-replay:hover { background: var(--tint); }

/* ---------- fitur (scrolly) ---------- */
.sec-detail { padding: 150px 24px 60px; }
.detail-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 460px), 1fr)); gap: 56px; align-items: start; }
.detail { min-height: 44vh; display: flex; flex-direction: column; justify-content: center; gap: 10px; padding: 24px 0; border-top: 1px solid var(--line); opacity: .35; transition: opacity .35s ease; }
.detail.on { opacity: 1; }
.d-n { font-family: var(--mono); font-size: 13px; font-weight: 600; color: var(--blue); }
.d-n span { color: var(--muted); font-weight: 500; }
.d-title { font-size: clamp(24px, 2.4vw, 32px); font-weight: 700; letter-spacing: -.02em; line-height: 1.15; }
.d-body { font-size: 16.5px; line-height: 1.6; color: var(--ink-2); max-width: 480px; }
.detail-visual-wrap { position: sticky; top: 110px; }
.detail-visual { position: relative; container-type: inline-size; border-radius: 16px; background: linear-gradient(170deg, #dde5ef, #efe9e2); border: 1px solid rgba(6, 19, 52, .1); aspect-ratio: 1 / .86; overflow: hidden; }
.dv-fmt { position: relative; padding: .4cqw 1.2cqw; border-radius: 1cqw; font-weight: 600; transition: all .3s ease; }
.dv-fmt.on { background: rgba(43, 138, 255, .14); color: var(--blue-d); }
.dv-notch { position: absolute; top: 0; left: 50%; transform: translateX(-50%); width: 70cqw; height: 18cqw; background: #000; border-radius: 0 0 4cqw 4cqw; color: #eef2f8; transition: width .5s cubic-bezier(.34, 1.22, .6, 1), height .5s cubic-bezier(.34, 1.22, .6, 1); overflow: hidden; z-index: 3; }
.dv-text { position: absolute; left: 4cqw; right: 4cqw; top: 3cqw; display: flex; flex-direction: column; gap: 1.6cqw; transition: opacity .3s ease; }
.dv-cur { left: 46cqw; top: 33cqw; width: 5cqw; height: 5cqw; opacity: 0; transition: opacity .3s ease; z-index: 4; filter: drop-shadow(0 0 .3cqw #fff) drop-shadow(0 0 2cqw rgba(43, 138, 255, .7)); }
.dv-cur.on { opacity: 1; }
.dv-esc { position: absolute; left: 5cqw; bottom: 4cqw; display: flex; align-items: center; gap: 1.4cqw; padding: 1.4cqw 2cqw; border-radius: 2cqw; background: #fff; box-shadow: 0 2cqw 5cqw -2cqw rgba(6, 19, 52, .3); opacity: 0; transform: translateY(2cqw); transition: all .35s ease; z-index: 4; font-size: 2.6cqw; font-weight: 600; color: var(--ink-2); }
.dv-esc.on { opacity: 1; transform: none; }
.dv-key { font-size: 2.6cqw; padding: .8cqw 1.8cqw; border-radius: 1cqw; border-width: .2cqw; border-bottom-width: .6cqw; }
.pin { position: absolute; width: 5cqw; height: 5cqw; margin: -2.5cqw 0 0 -2.5cqw; z-index: 6; display: flex; align-items: center; justify-content: center; }
.ping { position: absolute; inset: 0; border-radius: 50%; background: var(--blue); opacity: 0; }
.pin-n { position: relative; width: 4cqw; height: 4cqw; border-radius: 50%; background: #fff; color: var(--ink); font-family: var(--mono); font-size: 1.9cqw; font-weight: 700; display: flex; align-items: center; justify-content: center; box-shadow: 0 .6cqw 1.6cqw rgba(6, 19, 52, .25); transition: all .3s ease; }
.pin.on .pin-n { background: var(--blue); color: #fff; }
.pin.on .ping { opacity: .35; animation: ping 1.6s cubic-bezier(.2, .85, .25, 1) infinite; }

/* ---------- notch ---------- */
.facts { margin: 0; display: flex; flex-direction: column; border-top: 1px solid var(--line); max-width: 480px; }
.facts div { display: flex; justify-content: space-between; gap: 16px; padding: 12px 0; border-bottom: 1px solid var(--line); font-size: 15px; }
.facts dt { font-weight: 600; }
.facts dd { margin: 0; color: var(--muted); text-align: right; }
.notch-demo { display: flex; flex-direction: column; align-items: center; gap: 18px; }
.seg { display: flex; gap: 4px; padding: 4px; border-radius: 12px; background: #fff; border: 1px solid var(--line); }
.seg button { height: 34px; padding: 0 14px; border-radius: 9px; border: 0; background: transparent; color: var(--ink-2); font-size: 13.5px; font-weight: 700; cursor: pointer; }
.seg button[aria-pressed="true"] { background: var(--ink); color: #fff; }
.ncard-stage { width: 100%; max-width: 520px; padding: 0 0 30px; border-radius: 16px; background: linear-gradient(170deg, #dde5ef, #efe9e2); border: 1px solid rgba(6, 19, 52, .1); display: flex; justify-content: center; overflow: hidden; }
.ncard { width: min(460px, 92%); background: #000; color: #eef2f8; border-radius: 0 0 30px 30px; padding: 22px 24px; box-shadow: 0 20px 40px -18px rgba(43, 138, 255, .55); transition: box-shadow .4s ease; }
.ncard-top { display: flex; justify-content: space-between; align-items: baseline; }
.ncard-top span:first-child { font-size: 14px; font-weight: 700; }
.ncard-top span:last-child { font-size: 12px; color: #8e9bb0; }
.ncard-big { display: flex; align-items: flex-end; gap: 10px; margin-top: 14px; }
.ncard-big span:first-child { font-size: 52px; font-weight: 700; letter-spacing: -.03em; line-height: 1; font-variant-numeric: tabular-nums; }
.ncard-big span:last-child { font-size: 13.5px; color: #8e9bb0; padding-bottom: 6px; }
.ncard-rows { display: flex; flex-direction: column; gap: 6px; margin-top: 18px; }
.ncard-rows div { display: flex; justify-content: space-between; font-size: 13px; padding: 7px 12px; border-radius: 10px; background: rgba(255, 255, 255, .055); }
.ncard-rows span:last-child { color: #8e9bb0; }

/* ---------- privasi ---------- */
.sec-privasi { background: #fff; border-top: 1px solid rgba(6, 19, 52, .07); border-bottom: 1px solid rgba(6, 19, 52, .07); }
.priv-points { display: flex; flex-direction: column; gap: 14px; font-size: 16px; line-height: 1.55; color: var(--ink-2); max-width: 500px; }
.priv-points b { color: var(--ink); }
.priv-note { max-width: 500px; }
.explorer { border-radius: 14px; background: #fff; border: 1px solid var(--line-2); box-shadow: 0 30px 70px -40px rgba(6, 19, 52, .4); overflow: hidden; font-size: 13.5px; }
.ex-bar { height: 38px; display: flex; align-items: center; gap: 18px; padding: 0 14px; background: #f6f7f9; border-bottom: 1px solid #e2e6ec; color: var(--muted); font-weight: 600; }
.ex-bar .cur { color: var(--ink); }
.ex-row { display: grid; grid-template-columns: minmax(0, 1fr) 80px 90px; padding: 9px 14px; border-bottom: 1px solid #f1f3f6; font-family: var(--mono); font-size: 12.5px; }
.ex-row span:first-child { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.ex-row span:not(:first-child) { color: var(--muted); }
.ex-row span:last-child { font-family: Urbanist, sans-serif; }
.ex-row.ex-head { padding: 8px 14px; font-family: Urbanist, sans-serif; font-size: 12px; color: var(--muted); border-bottom-color: #eef1f5; font-weight: 600; }
.zeros { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid #e2e6ec; background: #f6f7f9; }
.zeros div { padding: 18px 14px; display: flex; flex-direction: column; gap: 2px; border-left: 1px solid #e2e6ec; }
.zeros div:first-child { border-left: 0; }
.zeros span:first-child { font-size: 34px; font-weight: 700; letter-spacing: -.02em; }
.zeros span:last-child { font-size: 12.5px; color: var(--muted); }

/* ---------- harga ---------- */
.sec-harga { padding: 130px 24px 100px; }
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr)); border: 1px solid rgba(6, 19, 52, .1); border-radius: 16px; background: #fff; overflow: hidden; }
.plan { padding: 30px; display: flex; flex-direction: column; gap: 14px; border-left: 1px solid var(--line); margin-left: -1px; }
.plan.hot { background: var(--page); }
.plan-top { display: flex; justify-content: space-between; align-items: center; }
.plan-name { font-size: 17px; font-weight: 700; }
.plan-tag { font-family: var(--mono); font-size: 11.5px; font-weight: 600; color: var(--blue); }
.plan-price { display: flex; align-items: baseline; gap: 6px; }
.plan-price b { font-size: 40px; font-weight: 700; letter-spacing: -.03em; }
.plan-price span { font-size: 14px; color: var(--muted); }
.plan-credits { font-size: 15px; color: var(--ink-2); }
.feat { font-size: 14px; color: var(--ink-2); display: flex; gap: 8px; align-items: center; }
.feat::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--blue); flex: none; }
.plan-btn { margin-top: auto; height: 46px; border-radius: 11px; display: flex; align-items: center; justify-content: center; font-size: 15px; font-weight: 700; background: #fff; color: var(--ink); border: 1px solid rgba(6, 19, 52, .14); transition: background .2s ease; }
.plan-btn:hover { background: var(--tint); color: var(--ink); }
.plan-btn.primary { background: var(--blue); color: #fff; border: 0; }
.plan-btn.primary:hover { background: var(--blue-d); color: #fff; }
.plans-note { font-size: 14px; }

/* ---------- unduh ---------- */
.sec-unduh { padding: 0 24px 80px; }
.cta-card { border-radius: 20px; background: var(--ink); color: #eef2f8; padding: clamp(40px, 6vw, 72px); display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); gap: 48px; align-items: center; }
.cta-card h2 i { color: #9CD0FF; }
.cta-body { font-size: 16.5px; line-height: 1.55; color: #a6b1c1; max-width: 460px; }
.cta-req { font-size: 12px; color: #8e9bb0; }
.stats { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 1px; background: rgba(255, 255, 255, .1); border-radius: 14px; overflow: hidden; }
.stats div { background: var(--ink); padding: 22px 18px; display: flex; flex-direction: column; gap: 6px; }
.stats span:first-child { font-size: clamp(28px, 3vw, 40px); font-weight: 700; letter-spacing: -.02em; }
.stats span:last-child { font-size: 13px; color: #a6b1c1; line-height: 1.4; }

/* ---------- masukan ---------- */
.sec-masukan { padding: 40px 24px 40px; }
.fb { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); gap: 48px; align-items: start; border-radius: 20px; background: #fff; border: 1px solid rgba(6, 19, 52, .1); padding: clamp(28px, 5vw, 56px); }
.fb-head { display: flex; flex-direction: column; gap: 12px; }
.fb-head h2 { font-size: clamp(30px, 3.4vw, 44px); }
.fb-head .body { margin: 0; max-width: 420px; }
.fb-fields { display: flex; flex-direction: column; gap: 20px; }
.field { display: flex; flex-direction: column; gap: 8px; }
.field label, .field .label { font-size: 14px; font-weight: 700; }
.field input, .field textarea { font: inherit; font-size: 15px; color: var(--ink); background: var(--page); border: 1px solid var(--line-2); border-radius: 11px; padding: 12px 14px; resize: vertical; transition: border-color .2s ease, background .2s ease; }
.field input:focus, .field textarea:focus { outline: 0; border-color: var(--blue); background: #fff; }
.field [aria-invalid="true"] { border-color: #d64545; }
.ratings, .chips { display: flex; flex-wrap: wrap; gap: 8px; }
.ratings button { width: 44px; height: 40px; border-radius: 10px; border: 1px solid var(--line-2); background: #fff; color: var(--ink-2); font-family: var(--mono); font-size: 14px; font-weight: 600; cursor: pointer; }
.chips button { height: 36px; padding: 0 14px; border-radius: 999px; border: 1px solid var(--line-2); background: #fff; color: var(--ink-2); font-size: 13.5px; font-weight: 600; cursor: pointer; }
.ratings button[aria-checked="true"], .chips button[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: #fff; }
.submit-row { display: flex; flex-wrap: wrap; align-items: center; gap: 16px; }
.form-status { font-size: 14px; color: #1f9d55; font-weight: 600; }
.form-status.err { color: #d64545; }

/* ---------- footer ---------- */
.foot { padding: 36px 28px 48px; display: flex; flex-wrap: wrap; gap: 16px; justify-content: space-between; align-items: center; font-size: 13.5px; color: var(--muted); }
.foot-brand { display: flex; align-items: center; gap: 12px; }
.foot-brand img { height: 20px; width: auto; }
.foot-links { display: flex; gap: 18px; flex-wrap: wrap; }
.foot-links a { color: var(--muted); }
.foot-links a:hover { color: var(--ink); }

/* ---------- small screens ---------- */
@media (max-width: 1000px) {
  /* The sticky visual goes above the list and stays pinned while the four items scroll under it. */
  .detail-visual-wrap { order: -1; top: 72px; z-index: 2; max-width: 440px; width: 100%; margin: 0 auto; }
  .detail-grid { gap: 24px; }
  .detail { min-height: 38vh; }
}
@media (max-width: 640px) {
  .nav { gap: 14px; padding: 0 16px; }
  .nav-links, .ver { display: none; }
  .brand { margin-right: auto; }
  .hero { padding-top: 56px; }
  .demo-tabs button { font-size: 12.5px; gap: 6px; }
  .demo-tabs button .n { display: none; }
  .frame-foot .nowrap { display: none; }
  .sec, .sec-belajar, .sec-detail, .sec-harga { padding-left: 16px; padding-right: 16px; }
  .sec { padding-top: 88px; padding-bottom: 88px; }
  .sec-belajar, .sec-detail { padding-top: 100px; }
  .detail-visual-wrap { max-width: 320px; }
  .stats { grid-template-columns: 1fr; }
  .sec-unduh, .sec-masukan { padding-left: 16px; padding-right: 16px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation: none !important; transition: none !important; }
}