:root {
  --bg: oklch(98.3% 0.003 265);
  --surface: oklch(100% 0 0);
  --text: oklch(21.5% 0.01 265);
  --muted: oklch(50% 0.02 265);
  --line: oklch(92.5% 0.008 265);
  --dot: oklch(84% 0.012 265);
  --accent: oklch(50% 0.2 266);
  --accent-tint: oklch(96% 0.02 266);
  --accent-soft: oklch(90% 0.04 266);
  --wa: oklch(77% 0.2 150);
  --ink: oklch(15% 0 0);
  --ink-muted: oklch(73% 0.012 265);
  --ink-label: oklch(77% 0.1 295);

  --r-btn: 10px;
  --r-card: 16px;
  --r-big: 20px;
  --gutter: clamp(20px, 5vw, 88px);
  --section: clamp(48px, 7vw, 72px);
  --shadow: 0 8px 24px oklch(30% 0.05 266 / 0.18);
  color-scheme: light;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: Geist, system-ui, sans-serif;
  font-size: 16px;
  line-height: 1.5;
  overflow-x: clip;
}
img { display: block; max-inline-size: 100%; block-size: auto; }
a { color: inherit; }
h1, h2, h3, p { margin: 0; }
section[id] { scroll-margin-top: 24px; }

.wrap { inline-size: min(1104px, 100% - 2 * var(--gutter)); margin-inline: auto; }
.h { font-weight: 800; letter-spacing: -0.025em; line-height: 1.1; text-wrap: balance; }
.p { color: var(--muted); line-height: 1.55; text-wrap: pretty; }
.lbl { font-family: 'Geist Mono', ui-monospace, monospace; font-size: 12px; letter-spacing: 0.06em; color: var(--accent); }
.h2 { font-size: clamp(28px, 3.4vw, 36px); }

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  min-block-size: 48px; padding: 12px 22px;
  border-radius: var(--r-btn);
  background: var(--accent); color: #fff;
  font-weight: 600; text-decoration: none; white-space: nowrap;
  transition: filter 0.15s ease, transform 0.1s ease;
}
.btn svg { flex: none; }

a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }
.btn:active, button:active, .fab:active { transform: scale(0.97); }

/* Nav */
.nav { display: flex; justify-content: space-between; align-items: center; block-size: 72px; border-block-end: 1px solid var(--line); }
.nav strong { font-size: 18px; display: flex; align-items: center; gap: 8px; }
.nav ul { display: flex; gap: 32px; list-style: none; margin: 0; padding: 0; font-size: 15px; }
.nav a { color: var(--muted); text-decoration: none; }

/* Hero */
.hero { display: grid; grid-template-columns: 7fr 4fr; gap: clamp(32px, 5vw, 64px); align-items: center; padding-block: clamp(32px, 6vw, 80px); }
.hero-text { display: flex; flex-direction: column; gap: 20px; }
.hero h1 { font-size: clamp(38px, 5vw, 56px); line-height: 1.05; }
.hero .p { font-size: clamp(17px, 1.6vw, 19px); max-inline-size: 48ch; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px 16px; align-items: center; margin-block-start: 8px; }
.hero-cta .p { font-size: 15px; }
.hero img { inline-size: 100%; block-size: clamp(260px, 33vw, 420px); object-fit: cover; border-radius: var(--r-card); }

/* Slider */
.work { padding-block: var(--section) calc(var(--section) - 8px); display: flex; flex-direction: column; gap: 24px; }
.work-head { display: flex; justify-content: space-between; align-items: end; gap: 16px; flex-wrap: wrap; }
.ctrl { display: flex; align-items: center; gap: 16px; }
.round {
  inline-size: 44px; block-size: 44px; border-radius: 99px;
  display: grid; place-items: center;
  background: var(--surface); border: 1px solid var(--line); color: var(--text);
  font: inherit; font-size: 20px; cursor: pointer;
  transition: border-color 0.15s ease, transform 0.1s ease;
}
.round .play { display: none; }
.round[aria-pressed="true"] .play { display: block; }
.round[aria-pressed="true"] .pause { display: none; }
.arrows { display: flex; gap: 8px; }
.dots { display: flex; gap: 8px; }
.dots button {
  position: relative; inline-size: 8px; block-size: 8px; padding: 0;
  border: 0; border-radius: 99px; background: var(--dot); cursor: pointer;
  transition: inline-size 0.3s ease, background-color 0.3s ease;
}
.dots button::after { content: ''; position: absolute; inset: -18px -4px; }
.dots button[aria-current="true"] { inline-size: 28px; background: var(--accent); }

.track {
  position: relative; display: flex; gap: 24px;
  overflow-x: auto; scroll-snap-type: x mandatory; scrollbar-width: none;
  border-radius: var(--r-big);
}
.track::-webkit-scrollbar { display: none; }
.slide {
  flex: 0 0 100%; scroll-snap-align: start;
  min-block-size: 520px; padding: 48px 56px;
  border-radius: var(--r-big); border: 1px solid var(--line); background: var(--surface);
  display: flex; justify-content: space-between; align-items: center; gap: 40px;
  overflow: hidden;
}
.slide-text { display: flex; flex-direction: column; gap: 14px; max-inline-size: 340px; }
.slide h3 { font-size: clamp(24px, 2.6vw, 32px); line-height: 1.15; }
.slide .p { font-size: 17px; }
.slide.dark { background: var(--ink); border-color: var(--ink); color: #fff; }
.slide.dark .lbl { color: var(--ink-label); }
.slide.dark .p { color: var(--ink-muted); }

.phones { display: flex; gap: 24px; align-items: center; }
.frame { background: #000; padding: 8px; border-radius: 36px; }
.frame img { inline-size: 190px; border-radius: 28px; }
.frame.up { transform: translateY(-20px); }
.les { display: flex; gap: 20px; align-items: center; }
.les img { inline-size: 136px; border-radius: 18px; border: 1px solid var(--line); }
.slides4 { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; inline-size: min(600px, 100%); }
.slides4 img { border-radius: 8px; border: 1px solid var(--line); }
.web { inline-size: min(620px, 100%); aspect-ratio: 3 / 2; object-fit: cover; object-position: top left; border-radius: 12px; border: 1px solid var(--line); }

/* Cara kerja */
.steps { border-block-start: 1px solid var(--line); padding-block: var(--section); display: flex; flex-direction: column; gap: 24px; }
.steps ol { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1.4fr 1fr 1fr; gap: 16px; }
.card { background: var(--surface); border: 1px solid var(--line); border-radius: var(--r-card); padding: 28px; display: flex; flex-direction: column; gap: 8px; }
.card.lead { background: var(--accent-tint); border-color: var(--accent-soft); }
.card strong { font-size: 19px; font-weight: 600; }
.card .p { font-size: 15px; }

/* Harga */
.price { border-block-start: 1px solid var(--line); padding-block: var(--section); display: flex; flex-direction: column; gap: 24px; }
.price-head { display: flex; justify-content: space-between; align-items: end; gap: 8px 24px; flex-wrap: wrap; }
.price-head .p { font-size: 15px; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr)); gap: 16px; }
.pc { gap: 6px; }
.icon { inline-size: 44px; block-size: 44px; border-radius: 12px; background: var(--accent-tint); color: var(--accent); display: grid; place-items: center; margin-block-end: 12px; }
.pc-foot { margin-block-start: 24px; display: flex; justify-content: space-between; align-items: baseline; gap: 12px; font-size: 14px; color: var(--muted); }
.pc-foot .h { font-size: clamp(28px, 3vw, 32px); color: var(--text); }
.pc > a { margin-block-start: 14px; font-size: 15px; font-weight: 600; color: var(--accent); text-decoration: none; align-self: start; padding-block: 6px; }

/* FAQ */
.faq { border-block-start: 1px solid var(--line); padding-block: var(--section); display: grid; grid-template-columns: 1fr 2fr; gap: 24px 48px; align-items: start; }
.faq dl { margin: 0; }
.faq div { padding-block: 20px; border-block-end: 1px solid var(--line); }
.faq dt { font-size: 17px; font-weight: 600; }
.faq dd { margin: 6px 0 0; font-size: 15px; }

/* Penutup */
.close {
  margin-block: 24px 72px; padding: clamp(28px, 5vw, 56px);
  background: var(--accent); border-radius: var(--r-big); color: #fff;
  display: flex; justify-content: space-between; align-items: center; gap: 24px 32px; flex-wrap: wrap;
}
.close-text { display: flex; flex-direction: column; gap: 10px; }
.close .p { font-size: 17px; color: var(--accent-soft); }
.close-cta { display: flex; gap: 12px; flex-wrap: wrap; }
.btn.light { background: #fff; color: var(--accent); }
.btn.ghost { background: oklch(100% 0 0 / 0.12); border: 1.5px solid #fff; color: #fff; }

/* Footer */
.foot { border-block-start: 1px solid var(--line); padding-block: 24px 40px; padding-inline-end: 100px; display: flex; justify-content: space-between; gap: 8px 24px; flex-wrap: wrap; font-size: 14px; color: var(--muted); }
.foot a { color: var(--accent); font-weight: 500; text-decoration: none; }

.fab {
  position: fixed; inset-inline-end: 28px; inset-block-end: 28px;
  inline-size: 60px; block-size: 60px; border-radius: 99px;
  background: var(--wa); color: #fff; display: grid; place-items: center;
  box-shadow: var(--shadow);
  transition: transform 0.1s ease;
}

@media (hover: hover) and (pointer: fine) {
  .nav a:hover { color: var(--accent); }
  .btn:hover { filter: brightness(1.08); }
  .round:hover { border-color: var(--accent); }
  .pc > a:hover { text-decoration: underline; text-underline-offset: 4px; }
}

/* Tablet */
@media (max-width: 960px) {
  .slide { padding: 40px; }
  .frame img { inline-size: 150px; }
  .les img { inline-size: 120px; }
  .les img:nth-child(n+4), .frame:nth-child(3) { display: none; }
}

/* Phone */
@media (max-width: 720px) {
  .nav { block-size: 64px; }
  .nav strong { font-size: 17px; }
  .nav ul { display: none; }
  .hero { grid-template-columns: 1fr; }
  .hero img { order: -1; block-size: auto; aspect-ratio: 4 / 3; }
  .hero-cta .btn { inline-size: 100%; }
  .hero-cta .p { inline-size: 100%; text-align: center; }

  .arrows { display: none; }
  .track { margin-inline: calc(-1 * var(--gutter)); padding-inline: var(--gutter); scroll-padding-inline: var(--gutter); gap: 12px; border-radius: 0; }
  .slide { flex-basis: 86%; min-block-size: 0; padding: 24px; flex-direction: column; align-items: stretch; gap: 20px; border-radius: 18px; }
  .phones, .les { justify-content: center; gap: 12px; }
  .frame { padding: 6px; border-radius: 26px; }
  .frame img { inline-size: 120px; border-radius: 20px; }
  .frame.up { transform: none; }
  .les img { inline-size: 120px; }
  .les img:nth-child(n+3) { display: none; }
  .slides4 img:nth-child(n+3) { display: none; }
  .slides4 { grid-template-columns: 1fr; }

  .steps ol { grid-template-columns: 1fr; }
  .card { padding: 22px; }
  .faq { grid-template-columns: 1fr; }
  .close { margin-block-end: 32px; }
  .close-cta, .close-cta .btn { inline-size: 100%; }
  .foot { flex-direction: column; padding-block-end: 96px; padding-inline-end: 0; font-size: 13px; }
  .fab { inset-inline-end: 18px; inset-block-end: 18px; inline-size: 56px; block-size: 56px; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { transition-duration: 0.01ms !important; }
}