/* Serpee palette (DESIGN.md): graphite with a faint green cast outside, the
   near-white product inside the window, one Serpee green for what is chosen. */
:root {
  --void: oklch(0.15 0.006 160);
  --ink: oklch(0.965 0.004 155);
  --mute: oklch(0.74 0.01 160);
  --line: oklch(0.965 0.004 155 / 0.12);
  --green: oklch(0.78 0.15 158);
  --green-text: oklch(0.82 0.13 158);
  --paper: oklch(0.972 0.004 155);
  --stage: oklch(1 0 0);
  --rail: oklch(0.985 0.003 155);
  --app-ink: oklch(0.2 0.012 160);
  --app-mute: oklch(0.47 0.012 160);
  --app-line: oklch(0.91 0.005 155);
  --app-mist: oklch(0.955 0.004 155);
  --ok: oklch(0.5 0.11 158);
  --wait: #a16207;
  --dn: #b42318;
  --up: oklch(0.48 0.11 158);
  --face: "Geist", "Segoe UI", ui-sans-serif, system-ui, sans-serif;
  --app: "Geist", "Segoe UI", ui-sans-serif, system-ui, sans-serif;
}

* { box-sizing: border-box; }

html, body.site {
  margin: 0;
  min-height: 100%;
  background: var(--void);
  color: var(--ink);
  font: 16px/1.5 var(--face);
}

body.site {
  position: relative;
  overflow-x: hidden;
}

::selection { background: oklch(0.78 0.15 158 / 0.28); color: var(--ink); }

::-webkit-scrollbar { width: 11px; height: 11px; }
::-webkit-scrollbar-thumb { background: oklch(0.3 0.008 160); border-radius: 99px; }

a { color: inherit; text-decoration: none; }
button, input { font: inherit; color: inherit; }

.skip {
  position: absolute;
  left: 12px;
  top: -40px;
  z-index: 8;
  background: var(--ink);
  color: var(--void);
  padding: 8px 12px;
  border-radius: 6px;
}

.skip:focus { top: 12px; }

.glow {
  position: absolute;
  inset: -8% 12% auto;
  height: 58vh;
  background: radial-gradient(ellipse at 50% 0%, oklch(0.78 0.15 158 / 0.13), transparent 64%);
  pointer-events: none;
  z-index: 0;
}

.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 2;
  opacity: 0.035;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='140' height='140'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='2' stitchTiles='stitch'/></filter><rect width='100%' height='100%' filter='url(%23n)'/></svg>");
}

.mast, #isi, .colophon { position: relative; z-index: 1; }

.mast {
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 28px;
  padding: 20px 40px;
  position: sticky;
  top: 0;
  z-index: 3;
  background: oklch(0.15 0.006 160 / 0.92);
  border-bottom: 1px solid transparent;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 650;
  letter-spacing: -0.04em;
  font-size: 18px;
}

.logo::before {
  content: "";
  width: 27px;
  height: 27px;
  background: url("/static/logo.svg?v=2") center / contain no-repeat;
}

.mast-nav, .mast-act, .hero-act, .colophon nav {
  display: flex;
  align-items: center;
  gap: 18px;
}

.mast-nav { justify-content: center; color: var(--mute); font-size: 14px; }
.mast-nav a[aria-current="page"], .mast-nav a:hover { color: var(--ink); }

.link { color: var(--mute); font-size: 14px; }
.link:hover { color: var(--ink); }

.act {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--ink);
  color: var(--void);
  border: 0;
  border-radius: 999px;
  padding: 9px 16px;
  font-weight: 600;
  font-size: 14px;
  cursor: pointer;
}

.act:hover { background: oklch(0.87 0.006 155); }
.act-lg { padding: 12px 22px; font-size: 15px; }

.ghost {
  color: var(--mute);
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
  font-size: 15px;
}

.ghost:hover { color: var(--ink); }

.hero {
  padding: 72px 40px 8px;
  text-align: center;
}

.hero h1, .harga h1, .close h2, .auth h1 {
  margin: 0;
  font-weight: 600;
  letter-spacing: -0.04em;
  line-height: 0.96;
}

.hero h1 {
  font-size: clamp(3.2rem, 8vw, 6rem);
  max-width: 16ch;
  margin-inline: auto;
}

.lead, .measure, .price-copy, .copy p {
  max-width: 38rem;
  margin: 20px auto 0;
  color: var(--mute);
  font-size: 18px;
  line-height: 1.45;
}

.hero-act { justify-content: center; margin-top: 32px; gap: 22px; }

.well {
  margin: 80px auto 0;
  max-width: 1080px;
  perspective: 1600px;
}

.window, .slice {
  background: var(--paper);
  color: var(--app-ink);
  border-radius: 14px;
  overflow: hidden;
  font-family: var(--app);
  box-shadow:
    0 36px 90px oklch(0.08 0.01 160 / 0.6),
    0 2px 0 oklch(1 0 0 / 0.06) inset;
}

.window {
  transform: rotateX(7deg);
  transform-origin: center top;
  animation: rise 900ms cubic-bezier(0.16, 1, 0.3, 1) both;
}

@keyframes rise {
  from { opacity: 0.4; transform: rotateX(7deg) translateY(22px); filter: blur(5px); }
  to { opacity: 1; transform: rotateX(7deg) translateY(0); filter: blur(0); }
}

@media (prefers-reduced-motion: reduce) {
  .window { animation: none; }
}

.chrome {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 10px 14px;
  background: oklch(0.925 0.005 155);
  color: var(--app-mute);
  font-size: 12px;
  font-weight: 600;
}

.chrome i {
  width: 8px;
  height: 8px;
  border-radius: 99px;
  background: oklch(0.82 0.008 155);
}

.chrome span { margin-left: 8px; }

.mini {
  display: grid;
  grid-template-columns: 168px minmax(0, 1fr);
  min-height: 320px;
  background: var(--stage);
}

.mini aside {
  background: var(--rail);
  border-right: 1px solid var(--app-line);
  padding: 14px 10px 16px;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mini-mark {
  display: flex;
  align-items: center;
  gap: 7px;
  margin: 0 6px 12px;
  font-weight: 700;
  letter-spacing: -0.03em;
}

.mini-mark b {
  width: 15px;
  height: 15px;
  background: url("/static/logo-ink.svg?v=2") center / contain no-repeat;
}

.mini nav { display: grid; gap: 2px; }

.mini nav span {
  display: block;
  padding: 6px 8px;
  border-radius: 6px;
  color: var(--app-mute);
  font-size: 13px;
}

.mini nav .is-on {
  background: var(--app-mist);
  color: var(--app-ink);
  font-weight: 600;
}

.mini-foot {
  margin: auto 8px 0;
  color: var(--app-mute);
  font-size: 11px;
}

.mini-stage { min-width: 0; }

.mini-stage header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
  border-bottom: 1px solid var(--app-line);
  text-align: left;
}

.mini-stage header p {
  margin: 0;
  font-weight: 650;
  font-size: 14px;
}

.mini-stage header small, .mini-stage header em {
  color: var(--app-mute);
  font-size: 12px;
  font-style: normal;
}

.window table {
  width: 100%;
  border-collapse: collapse;
  font-variant-numeric: tabular-nums;
  font-size: 13px;
  text-align: left;
}

.window th {
  padding: 9px 12px;
  color: var(--app-mute);
  font-size: 11px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-bottom: 1px solid var(--app-line);
  background: var(--rail);
}

.window td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--app-mist);
}

.window tr:last-child td { border-bottom: 0; }

.window em {
  font-style: normal;
  font-size: 12px;
  padding: 1px 7px;
  border-radius: 999px;
}

.ok { background: oklch(0.95 0.035 158); color: var(--ok); }
.wait { background: #f8edd4; color: var(--wait); }
.up { color: var(--up); font-weight: 650; }
.dn { color: var(--dn); font-weight: 650; }
.flat { color: var(--app-mute); }

.occ {
  display: inline-flex;
  gap: 3px;
}

.occ i {
  width: 8px;
  height: 8px;
  border-radius: 2px;
  background: oklch(0.88 0.006 155);
}

.occ i.on { background: var(--app-ink); }

figcaption {
  margin: 16px 0 0;
  color: var(--mute);
  font-size: 13px;
}

.prove, .price, .chain, .split, .close, .harga, .auth, .legal {
  padding: 96px 40px;
}

.row {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr);
  gap: 56px;
  align-items: center;
  padding: 56px 0;
  border-top: 1px solid var(--line);
}

.row.flip { grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); }
.row.flip .copy { order: 2; }

.copy h2, .chain h2, .split h2, .legal h1 {
  margin: 0;
  font-size: clamp(2rem, 4vw, 3rem);
  letter-spacing: -0.04em;
  line-height: 1.05;
  max-width: 16ch;
}

.copy p { margin: 16px 0 0; }

.slice { min-height: 240px; }

.heat {
  display: grid;
  grid-template-columns: 36px repeat(7, minmax(0, 1fr));
  gap: 5px;
  padding: 18px;
  background: var(--stage);
}

.heat b {
  color: var(--app-mute);
  font-size: 11px;
  font-weight: 500;
  align-self: center;
}

.heat i {
  display: block;
  height: 28px;
  border-radius: 3px;
  background: var(--app-mist);
}

.heat .lv1 { background: oklch(0.91 0.035 158); }
.heat .lv2 { background: oklch(0.74 0.09 158); }
.heat .lv3 { background: oklch(0.46 0.1 158); }

.duo {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--stage);
  min-height: 220px;
}

.duo section {
  padding: 18px 20px;
  text-align: left;
}

.duo section + section { border-left: 1px solid var(--app-line); }

.duo h3 {
  margin: 0 0 14px;
  color: var(--app-mute);
  font-size: 12px;
  font-weight: 600;
}

.duo p {
  display: flex;
  justify-content: space-between;
  margin: 0 0 10px;
  font-size: 13px;
}

.duo .miss { color: var(--app-mute); }
.duo .miss span { font-style: italic; }

.void-note {
  padding: 48px 28px;
  background: var(--stage);
  text-align: left;
  min-height: 220px;
}

.void-note p {
  margin: 0 0 6px;
  font-weight: 650;
  font-size: 16px;
}

.void-note small { color: var(--app-mute); }

.work {
  margin: 36px 0 0;
  max-width: 52rem;
}

.work div {
  display: grid;
  grid-template-columns: 10rem minmax(0, 1fr);
  gap: 24px;
  padding: 18px 0;
  border-top: 1px solid var(--line);
}

.work dt { color: var(--ink); font-weight: 600; }
.work dd { margin: 0; color: var(--mute); }

.price { text-align: center; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }

.price-num {
  margin: 0;
  font-size: clamp(3.4rem, 9vw, 6rem);
  letter-spacing: -0.04em;
  font-weight: 600;
  line-height: 0.9;
}

.price-copy { margin-bottom: 28px; }
.price .act { margin-top: 8px; }

.chain { text-align: center; }

.chain h2, .close h2 { margin-inline: auto; }

.feet {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin: 40px 0 0;
  padding: 0;
}

.feet li {
  display: grid;
  gap: 8px;
  justify-items: center;
}

.feet span {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  border: 1px solid var(--line);
  display: grid;
  place-items: center;
  font-weight: 650;
}

.feet small { color: var(--mute); font-size: 13px; }
.feet .cut span { opacity: 0.35; }
.feet .cut small { text-decoration: line-through; }

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  padding-left: 0;
  padding-right: 0;
}

.split article { padding: 0 40px; }
.split article + article { border-left: 1px solid var(--line); }
.split p { color: var(--mute); max-width: 36ch; }
.split .link { display: inline-block; margin-top: 16px; }

.close { text-align: center; }
.close h2 { margin: 0 auto 28px; font-size: clamp(2.4rem, 5vw, 4rem); max-width: 14ch; }

.auth, .harga, .legal { max-width: 40rem; margin-inline: auto; }
.auth h1, .harga h1 { font-size: clamp(2.6rem, 6vw, 4.4rem); }

.gate { display: grid; gap: 14px; margin-top: 28px; }
.gate label { display: grid; gap: 6px; color: var(--mute); font-size: 13px; }

.gate input {
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--line);
  border-radius: 0;
  padding: 10px 0;
  caret-color: var(--green);
}

.gate input:focus, .act:focus-visible, a:focus-visible {
  outline: 2px solid var(--green);
  outline-offset: 3px;
}

.form-err { color: #f0b4aa; }
.swap { margin-top: 22px; color: var(--mute); font-size: 14px; }
.swap a { border-bottom: 1px solid var(--line); }

.legal p { color: var(--mute); max-width: 42rem; }

.colophon {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 28px 40px 40px;
  color: var(--mute);
  font-size: 13px;
  border-top: 1px solid var(--line);
}

@media (max-width: 800px) {
  .mast { grid-template-columns: auto auto; padding: 16px 20px; }
  .mast-nav { display: none; }
  .hero, .prove, .price, .chain, .close, .harga, .auth, .legal { padding-left: 20px; padding-right: 20px; }
  .hero { padding-top: 48px; }
  .row, .row.flip { grid-template-columns: 1fr; gap: 28px; }
  .row.flip .copy { order: 0; }
  .split { grid-template-columns: 1fr; }
  .split article + article { border-left: 0; border-top: 1px solid var(--line); padding-top: 36px; margin-top: 36px; }
  .work div { grid-template-columns: 1fr; gap: 6px; }
  .feet { grid-template-columns: 1fr 1fr; }
  .colophon { flex-direction: column; padding: 24px 20px 32px; }
  .mini { grid-template-columns: 1fr; }
  .mini aside { display: none; }
  .window { transform: none; animation: none; }
  .well { perspective: none; }
  .duo { grid-template-columns: 1fr; }
  .duo section + section { border-left: 0; border-top: 1px solid var(--app-line); }
}

/* ---------- pricing-card bridge (see /static/pricing.css) ----------------- */

:root {
  --pc-card: oklch(1 0 0 / 0.03);
  --pc-head: oklch(1 0 0 / 0.05);
  --pc-line: var(--line);
  --pc-line-loud: oklch(0.965 0.004 155 / 0.2);
  --pc-ink: var(--ink);
  --pc-mute: var(--mute);
  --pc-accent: var(--green);
  --pc-accent-soft: oklch(0.27 0.04 158);
  --pc-accent-text: var(--green-text);
  --pc-action: var(--ink);
  --pc-action-hover: oklch(0.87 0.006 155);
  --pc-on-action: var(--void);
  --pc-badge-line: oklch(0.965 0.004 155 / 0.22);
  --pc-hover: oklch(1 0 0 / 0.06);
  --pc-glass: linear-gradient(180deg, oklch(1 0 0 / 0.07) 0%, oklch(1 0 0 / 0.03) 40%, transparent 100%);
  --pc-shadow: 0 18px 50px -24px oklch(0.08 0.01 160 / 0.8);
}

/* Three plans need more room than the 40rem reading column, so /harga widens for the cards while
   its heading and lede stay at reading width. */
.harga { max-width: 76rem; }
.harga h1, .harga .lead { max-width: 38rem; margin-inline: auto; }
.harga .pc-grid { margin: 34px auto 0; }
.harga .ico { fill: none; stroke: currentColor; stroke-width: 1.75; stroke-linecap: round; stroke-linejoin: round; }