/* Laciku — "Kertas & Tinta" */
:root {
  --kertas: #F6F3EC;
  --permukaan: #FFFDF8;
  --lipatan: #EFEAE0;
  --garis: #E2DBCD;
  --tinta: #1B2426;
  --tinta-2: #4E5A5C;
  --teal: #0E4A55;
  --teal-muda: #D5E8E5;
  --teal-teks: #0A3740;
  --kuningan: #C8973E;
  --lewat-bg: #F8DCD4; --lewat-fg: #7A2615;
  --segera-bg: #FBE7C2; --segera-fg: #6B3F00;
  --selesai-bg: #DCEBDF; --selesai-fg: #1F4A32;
  --on-teal: #F6F3EC;
  --radius: 20px;
  --font: "Plus Jakarta Sans", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
}
@media (prefers-color-scheme: dark) {
  :root {
    --kertas: #12181A; --permukaan: #1A2225; --lipatan: #222C2F; --garis: #2E393C;
    --tinta: #E9E6DE; --tinta-2: #A9B2B2;
    --teal: #7FC4C6; --teal-muda: #1F4148; --teal-teks: #B9E3E4; --kuningan: #DDB066;
    --lewat-bg: #4A2219; --lewat-fg: #F7B4A5;
    --segera-bg: #4A3510; --segera-fg: #F6CD7E;
    --selesai-bg: #1E3A2A; --selesai-fg: #A6DDB6;
    --on-teal: #052A30;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; background: var(--kertas); color: var(--tinta);
  font-family: var(--font); font-size: 17px; line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img, svg { display: block; max-width: 100%; }
a { color: var(--teal); text-underline-offset: 3px; }
a:hover { color: var(--teal-teks); }
:focus-visible { outline: 3px solid var(--kuningan); outline-offset: 3px; border-radius: 6px; }

.wrap { width: min(1120px, 100% - 40px); margin-inline: auto; }
.eyebrow { font-size: 13px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; color: var(--kuningan); }
h1, h2, h3 { line-height: 1.12; letter-spacing: -0.02em; margin: 0; }
h1 { font-size: clamp(38px, 6vw, 64px); font-weight: 800; }
h2 { font-size: clamp(28px, 4vw, 40px); font-weight: 800; }
h3 { font-size: 19px; font-weight: 700; letter-spacing: -0.01em; }
p { margin: 0; }
.muted { color: var(--tinta-2); }

/* Header */
.site-header { position: sticky; top: 0; z-index: 10; background: color-mix(in srgb, var(--kertas) 88%, transparent); backdrop-filter: blur(10px); border-bottom: 1px solid transparent; }
.site-header.scrolled { border-bottom-color: var(--garis); }
.nav { display: flex; align-items: center; justify-content: space-between; height: 68px; gap: 16px; }
.brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--tinta); font-weight: 800; font-size: 20px; }
.brand svg { width: 34px; height: 34px; }
.nav-links { display: flex; gap: 6px; align-items: center; }
.nav-links a { text-decoration: none; color: var(--tinta-2); font-weight: 600; font-size: 15px; padding: 10px 12px; border-radius: 12px; }
.nav-links a:hover { background: var(--lipatan); color: var(--tinta); }
@media (max-width: 720px) { .nav-links .hide-sm { display: none; } }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 52px; padding: 0 22px; border-radius: 16px; font-weight: 700; font-size: 16px; text-decoration: none; border: 0; cursor: pointer; transition: transform .2s cubic-bezier(.05,.7,.1,1), background .2s; }
.btn:active { transform: scale(.97); }
.btn-primary { background: var(--teal); color: var(--on-teal); }
.btn-primary:hover { color: var(--on-teal); filter: brightness(1.08); }
.btn-ghost { background: transparent; color: var(--tinta); border: 1.5px solid var(--garis); }
.btn-ghost:hover { background: var(--lipatan); color: var(--tinta); }
.badge { display: inline-flex; align-items: center; gap: 8px; padding: 6px 12px; border-radius: 999px; background: var(--teal-muda); color: var(--teal-teks); font-size: 13px; font-weight: 700; }

/* Hero */
.hero { padding: 56px 0 80px; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.hero p.lead { font-size: 19px; color: var(--tinta-2); max-width: 540px; margin-top: 20px; }
.hero-cta { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero-note { margin-top: 18px; font-size: 14px; color: var(--tinta-2); display: flex; gap: 16px; flex-wrap: wrap; }
.hero-note span { display: inline-flex; align-items: center; gap: 6px; }
@media (max-width: 900px) { .hero-grid { grid-template-columns: 1fr; } .hero { padding-top: 32px; } }

/* Phone */
.phone { width: min(340px, 100%); margin-inline: auto; aspect-ratio: 9 / 18.5; border-radius: 44px; background: var(--kertas); border: 10px solid #1B2426; box-shadow: 0 40px 80px -30px rgba(14,74,85,.45), 0 0 0 1px var(--garis); overflow: hidden; display: flex; flex-direction: column; position: relative; }
.phone-top { padding: 28px 18px 6px; }
.phone-top small { font-size: 11px; color: var(--tinta-2); font-weight: 600; }
.phone-top b { display: block; font-size: 22px; font-weight: 800; letter-spacing: -0.02em; }
.stats { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; padding: 8px 14px; }
.stat { border-radius: 12px; padding: 8px; font-size: 10px; font-weight: 700; }
.stat b { display: block; font-size: 18px; }
.sec { font-size: 10px; font-weight: 800; letter-spacing: .08em; padding: 10px 18px 6px; }
.card { margin: 0 12px 6px; background: var(--permukaan); border: 1px solid var(--garis); border-radius: 16px; padding: 9px 10px; display: flex; gap: 9px; align-items: center; opacity: 0; transform: translateY(10px); animation: rise .6s cubic-bezier(.05,.7,.1,1) forwards; }
.card:nth-of-type(2) { animation-delay: .08s; } .card:nth-of-type(3) { animation-delay: .16s; } .card:nth-of-type(4) { animation-delay: .24s; }
.tile { width: 34px; height: 34px; border-radius: 11px; display: grid; place-items: center; flex: none; }
.tile svg { width: 19px; height: 19px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.card .t { flex: 1; min-width: 0; font-size: 11px; line-height: 1.35; }
.card .t b { display: block; font-size: 12px; }
.chip { display: inline-block; margin-top: 3px; padding: 1px 7px; border-radius: 999px; font-size: 9.5px; font-weight: 700; }
.ring { width: 30px; height: 30px; border-radius: 999px; border: 2px solid currentColor; display: grid; place-items: center; flex: none; }
.ring svg { width: 14px; height: 14px; fill: none; stroke: currentColor; stroke-width: 2.6; stroke-linecap: round; stroke-linejoin: round; }
.phone-nav { margin-top: auto; height: 58px; background: var(--permukaan); border-top: 1px solid var(--garis); display: grid; grid-template-columns: repeat(3, 1fr); align-items: center; justify-items: center; }
.phone-nav span { width: 44px; height: 24px; border-radius: 999px; display: grid; place-items: center; color: var(--tinta-2); }
.phone-nav span.on { background: var(--teal-muda); color: var(--teal-teks); }
.phone-nav svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.lewat { background: var(--lewat-bg); color: var(--lewat-fg); }
.segera { background: var(--segera-bg); color: var(--segera-fg); }
.tenang { background: var(--lipatan); color: var(--tinta-2); }
@keyframes rise { to { opacity: 1; transform: none; } }

/* Sections */
section { padding: 88px 0; }
.section-head { max-width: 640px; margin-bottom: 44px; display: grid; gap: 14px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
@media (max-width: 900px) { .grid-3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .grid-3 { grid-template-columns: 1fr; } section { padding: 64px 0; } }
.feature { background: var(--permukaan); border: 1px solid var(--garis); border-radius: var(--radius); padding: 24px; display: grid; gap: 12px; align-content: start; }
.feature .tile { width: 48px; height: 48px; border-radius: 15px; }
.feature .tile svg { width: 26px; height: 26px; }
.feature p { color: var(--tinta-2); font-size: 15.5px; }

.privacy-band { background: var(--teal); color: var(--on-teal); border-radius: 32px; padding: clamp(32px, 6vw, 64px); display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: center; }
.privacy-band .eyebrow { color: var(--kuningan); }
.privacy-band p { opacity: .88; margin-top: 16px; }
.privacy-band ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.privacy-band li { display: flex; gap: 12px; align-items: flex-start; background: color-mix(in srgb, var(--on-teal) 9%, transparent); padding: 14px 16px; border-radius: 16px; font-weight: 600; }
.privacy-band li svg { width: 22px; height: 22px; flex: none; fill: none; stroke: var(--kuningan); stroke-width: 2; stroke-linecap: round; stroke-linejoin: round; margin-top: 1px; }
@media (max-width: 800px) { .privacy-band { grid-template-columns: 1fr; } }

.steps { counter-reset: step; display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.step { position: relative; padding: 24px; border-radius: var(--radius); background: var(--permukaan); border: 1px solid var(--garis); }
.step::before { counter-increment: step; content: counter(step); display: grid; place-items: center; width: 36px; height: 36px; border-radius: 999px; background: var(--teal-muda); color: var(--teal-teks); font-weight: 800; margin-bottom: 14px; }
.step p { color: var(--tinta-2); font-size: 15.5px; margin-top: 6px; }
@media (max-width: 800px) { .steps { grid-template-columns: 1fr; } }

.faq { display: grid; gap: 10px; max-width: 820px; }
.faq details { background: var(--permukaan); border: 1px solid var(--garis); border-radius: 18px; padding: 4px 20px; }
.faq summary { cursor: pointer; list-style: none; font-weight: 700; padding: 16px 0; display: flex; justify-content: space-between; gap: 16px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; font-size: 22px; line-height: 1; color: var(--teal); transition: transform .25s; }
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details p { padding-bottom: 18px; color: var(--tinta-2); }

.cta-box { text-align: center; display: grid; gap: 18px; justify-items: center; }

/* Doc pages */
.doc { padding: 48px 0 96px; }
.doc article { max-width: 760px; }
.doc h1 { font-size: clamp(32px, 5vw, 46px); }
.doc h2 { font-size: 24px; margin-top: 44px; margin-bottom: 12px; }
.doc p, .doc li { color: var(--tinta-2); }
.doc p + p { margin-top: 12px; }
.doc ul { padding-left: 22px; display: grid; gap: 8px; }
.doc .meta { margin-top: 12px; color: var(--tinta-2); font-size: 15px; }
.doc .callout { margin-top: 28px; background: var(--teal-muda); color: var(--teal-teks); border-radius: 18px; padding: 18px 20px; }
.doc .callout p { color: inherit; }
.doc table { width: 100%; border-collapse: collapse; margin-top: 12px; font-size: 15px; }
.doc th, .doc td { text-align: left; padding: 12px; border-bottom: 1px solid var(--garis); vertical-align: top; }
.doc th { color: var(--tinta); }
.doc td { color: var(--tinta-2); }
.table-scroll { overflow-x: auto; }
.steps-list { counter-reset: s; list-style: none; padding: 0 !important; }
.steps-list li { counter-increment: s; position: relative; padding-left: 46px; min-height: 32px; }
.steps-list li::before { content: counter(s); position: absolute; left: 0; top: -2px; width: 32px; height: 32px; border-radius: 999px; background: var(--lipatan); color: var(--tinta); font-weight: 800; display: grid; place-items: center; font-size: 14px; }

/* Footer */
footer { border-top: 1px solid var(--garis); padding: 40px 0 56px; margin-top: 32px; }
.foot { display: flex; justify-content: space-between; gap: 24px; flex-wrap: wrap; align-items: flex-start; }
.foot nav { display: flex; gap: 18px; flex-wrap: wrap; }
.foot nav a { color: var(--tinta-2); text-decoration: none; font-weight: 600; font-size: 15px; }
.foot nav a:hover { color: var(--tinta); }
.foot small { color: var(--tinta-2); display: block; margin-top: 8px; }

.reveal { opacity: 0; transform: translateY(16px); transition: opacity .7s cubic-bezier(.05,.7,.1,1), transform .7s cubic-bezier(.05,.7,.1,1); }
.reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .card, .reveal { animation: none; transition: none; opacity: 1; transform: none; }
}