/* Quazko :: site-wide styles — quiet fintech editorial, v2 */
:root {
  --paper: #f6f4ee;
  --paper-deep: #edeae1;
  --ink: #15181d;
  --ink-2: #232830;
  --ink-soft: #4d545e;
  --ink-faint: #878e99;
  --accent: #0d5f58;
  --accent-bright: #17a48f;
  --accent-soft: #e0ebe8;
  --amber: #c77b3a;
  --rule: #ddd8cc;
  --mono: "IBM Plex Mono", ui-monospace, monospace;
}
* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: "IBM Plex Sans", -apple-system, sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.65;
  font-size: 16.5px;
  -webkit-font-smoothing: antialiased;
}
/* faint paper grain */
body::before {
  content: ""; position: fixed; inset: 0; pointer-events: none; z-index: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='140' height='140'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='140' height='140' filter='url(%23n)' opacity='.028'/%3E%3C/svg%3E");
}
main, header, footer, section, .wrap { position: relative; z-index: 1; }

.serif { font-family: "Fraunces", Georgia, serif; }
.wrap { max-width: 1100px; margin: 0 auto; padding: 0 28px; }

/* ---------------------------------------------------------------- header */
header.site {
  border-bottom: 1px solid var(--rule);
  background: color-mix(in srgb, var(--paper) 90%, transparent);
  backdrop-filter: blur(10px);
  position: sticky; top: 0; z-index: 50;
}
.nav { display: flex; align-items: center; justify-content: space-between; padding: 18px 0; }
.logo {
  font-family: "Fraunces", Georgia, serif;
  font-weight: 600; font-size: 23px; letter-spacing: -0.02em;
  color: var(--ink); text-decoration: none; display: inline-flex; align-items: center; gap: 9px;
}
.logo b { color: var(--accent); font-weight: 600; }
.logo-mark {
  width: 26px; height: 26px; border-radius: 7px;
  background: conic-gradient(from 210deg, var(--accent), var(--accent-bright) 55%, var(--accent));
  position: relative; flex: none;
}
.logo-mark::after {
  content: ""; position: absolute; inset: 8px 8px 8px 8px;
  border-radius: 2px; background: var(--paper);
  clip-path: polygon(0 0, 100% 0, 100% 62%, 62% 62%, 62% 100%, 0 100%);
}
.nav-links { display: flex; align-items: center; }
.nav-links a {
  color: var(--ink-soft); text-decoration: none; font-size: 14.5px;
  margin-left: 28px; padding-bottom: 3px; border-bottom: 1px solid transparent;
  transition: border-color .2s, color .2s;
}
.nav-links a:hover { color: var(--ink); border-bottom-color: var(--accent); }
.nav-links a.pill {
  border: 1px solid var(--ink); border-radius: 99px; padding: 8px 18px;
  color: var(--ink); font-weight: 500;
}
.nav-links a.pill:hover { background: var(--ink); color: var(--paper); }

/* ------------------------------------------------------------------ hero */
.hero { padding: 88px 0 96px; border-bottom: 1px solid var(--rule); overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 7fr) minmax(0, 5fr); gap: 56px; align-items: center; }
.hero h1 {
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(38px, 5vw, 56px);
  font-weight: 500; line-height: 1.1; letter-spacing: -0.028em;
}
.hero h1 em { font-style: italic; color: var(--accent); }
.hero p.lede { margin-top: 24px; max-width: 520px; font-size: 18.5px; color: var(--ink-soft); }
.hero .cta-row { margin-top: 38px; display: flex; gap: 16px; align-items: center; flex-wrap: wrap; }
.btn {
  display: inline-block; text-decoration: none;
  background: var(--ink); color: var(--paper);
  padding: 14px 28px; border-radius: 6px; font-size: 15px; font-weight: 500;
  transition: transform .15s, background .2s; box-shadow: 0 1px 0 rgba(0,0,0,.2);
}
.btn:hover { background: var(--accent); transform: translateY(-1px); }
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--ink); box-shadow: none; }
.btn.ghost:hover { border-color: var(--accent); color: var(--accent); background: transparent; }

/* hero visual: layered ledger + flow */
.hero-visual { position: relative; min-height: 380px; }
.card-float {
  position: absolute; border-radius: 12px; background: #fff;
  border: 1px solid var(--rule);
  box-shadow: 0 24px 60px -24px rgba(21,24,29,.35);
}
.cashier-card { width: 270px; right: 0; top: 8px; padding: 22px; z-index: 3; animation: bob 7s ease-in-out infinite; }
.cashier-card .cc-label { font-family: var(--mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: var(--ink-faint); }
.cashier-card .cc-amount { font-family: "Fraunces", Georgia, serif; font-size: 34px; font-weight: 500; margin: 6px 0 2px; letter-spacing: -0.02em; }
.cashier-card .cc-sub { font-size: 12.5px; color: var(--ink-faint); margin-bottom: 16px; }
.cashier-card .cc-method {
  border: 1px solid var(--rule); border-radius: 8px; padding: 11px 13px;
  display: flex; justify-content: space-between; align-items: center;
  font-size: 13.5px; font-weight: 500;
}
.cashier-card .cc-method span { font-family: var(--mono); font-size: 11px; color: var(--accent); }
.cashier-card .cc-pay {
  margin-top: 12px; background: var(--ink); color: var(--paper); border-radius: 8px;
  text-align: center; padding: 11px; font-size: 14px; font-weight: 600;
}
.ledger-card { width: 300px; left: 0; bottom: 0; padding: 18px 20px; z-index: 2; background: var(--ink-2); border-color: #333a45; animation: bob 8s 1.2s ease-in-out infinite; }
.ledger-card .lc-title { font-family: var(--mono); font-size: 11px; letter-spacing: .12em; text-transform: uppercase; color: #7f8a97; margin-bottom: 12px; }
.ledger-row {
  display: flex; justify-content: space-between; font-family: var(--mono);
  font-size: 12px; color: #aeb8c4; padding: 8px 0; border-top: 1px solid #2c333d;
}
.ledger-row .ok { color: var(--accent-bright); }
.flow-line { position: absolute; z-index: 1; left: 40px; top: 40px; width: 85%; height: 80%; overflow: visible; }
.flow-line path {
  fill: none; stroke: var(--accent); stroke-width: 1.6; opacity: .55;
  stroke-dasharray: 6 7; animation: dashmove 2.6s linear infinite;
}
@keyframes dashmove { to { stroke-dashoffset: -26; } }
@keyframes bob { 0%,100% { transform: translateY(0) } 50% { transform: translateY(-9px) } }

/* ------------------------------------------------------------ trust band */
.band {
  border-bottom: 1px solid var(--rule); background: var(--paper-deep);
}
.band .wrap { display: grid; grid-template-columns: repeat(4, 1fr); }
.band .cell { padding: 26px 20px; border-left: 1px solid var(--rule); }
.band .cell:first-child { border-left: 0; padding-left: 0; }
.band .num { font-family: "Fraunces", Georgia, serif; font-size: 27px; font-weight: 500; letter-spacing: -0.02em; }
.band .num i { font-style: normal; color: var(--accent); }
.band .lbl { font-family: var(--mono); font-size: 11.5px; letter-spacing: .1em; text-transform: uppercase; color: var(--ink-faint); margin-top: 4px; }

/* -------------------------------------------------------------- sections */
section { padding: 84px 0; border-bottom: 1px solid var(--rule); }
.kicker {
  font-family: var(--mono); font-size: 12.5px; letter-spacing: .16em;
  text-transform: uppercase; color: var(--accent); margin-bottom: 18px;
}
.kicker::before { content: "— "; color: var(--ink-faint); }
h2.section-title {
  font-family: "Fraunces", Georgia, serif;
  font-size: clamp(27px, 3.4vw, 38px); font-weight: 500;
  letter-spacing: -0.022em; max-width: 660px; margin-bottom: 18px;
}
.section-sub { color: var(--ink-soft); max-width: 600px; margin-bottom: 46px; }

.grid3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--rule); border: 1px solid var(--rule); border-radius: 10px; overflow: hidden; }
.grid3 > div { background: var(--paper); padding: 30px 26px 34px; transition: background .25s; }
.grid3 > div:hover { background: #fff; }
.grid3 h3 { font-size: 16.5px; font-weight: 600; margin: 15px 0 10px; }
.grid3 p { font-size: 14.5px; color: var(--ink-soft); line-height: 1.6; }
.glyph {
  font-family: var(--mono); color: var(--accent); font-size: 12.5px;
  border: 1px solid var(--rule); display: inline-block; padding: 4px 10px; border-radius: 4px;
  background: var(--paper-deep);
}

/* flow steps */
.flow { counter-reset: step; display: grid; grid-template-columns: repeat(4, 1fr); gap: 0; }
.flow > div { position: relative; padding: 54px 26px 6px 0; }
.flow > div::before {
  counter-increment: step; content: "0" counter(step);
  position: absolute; top: 0; left: 0;
  font-family: "Fraunces", Georgia, serif; font-size: 36px; font-weight: 300;
  color: transparent; -webkit-text-stroke: 1px var(--ink-faint);
}
.flow > div::after {
  content: ""; position: absolute; top: 22px; left: 58px; right: 18px; height: 1px;
  background: repeating-linear-gradient(90deg, var(--ink-faint) 0 5px, transparent 5px 11px);
  opacity: .5;
}
.flow > div:last-child::after { display: none; }
.flow h3 { font-size: 15.5px; font-weight: 600; margin-bottom: 8px; }
.flow p { font-size: 14px; color: var(--ink-soft); }

/* --------------------------------------------------------- dark guarantee */
.dark {
  background: var(--ink); color: #dde3ea; border-bottom: 1px solid var(--ink);
}
.dark .kicker { color: var(--accent-bright); }
.dark .kicker::before { color: #59636f; }
.dark h2.section-title { color: #f2f4f0; }
.dark .section-sub { color: #99a3af; }
.guarantee { display: grid; grid-template-columns: repeat(3, 1fr); gap: 34px; }
.guarantee .g {
  border-top: 1px solid #333b46; padding-top: 20px;
}
.guarantee .g .mono-line { font-family: var(--mono); font-size: 12.5px; color: var(--accent-bright); margin-bottom: 10px; }
.guarantee .g p { font-size: 14.5px; color: #99a3af; }
.guarantee .g strong { color: #e6eaef; font-weight: 600; }

/* code sample */
.code-panel {
  background: var(--ink-2); color: #d8dee6; border-radius: 10px; border: 1px solid #333a45;
  padding: 28px 32px; font-family: var(--mono); font-size: 13.5px;
  line-height: 1.8; overflow-x: auto; max-width: 760px;
  box-shadow: 0 20px 50px -30px rgba(21,24,29,.5);
}
.code-panel .c { color: #6d7787; }
.code-panel .k { color: #8fd0c5; }

/* ------------------------------------------------------------ legal pages */
.legal { padding: 72px 0 90px; max-width: 780px; }
.legal h1 {
  font-family: "Fraunces", Georgia, serif; font-size: clamp(30px, 4vw, 42px);
  font-weight: 500; letter-spacing: -0.02em; margin-bottom: 10px;
}
.legal .updated { font-family: var(--mono); font-size: 13px; color: var(--ink-faint); margin-bottom: 42px; }
.legal h2 { font-size: 19px; font-weight: 600; margin: 38px 0 12px; }
.legal p, .legal li { color: var(--ink-soft); font-size: 15.5px; margin-bottom: 12px; }
.legal ul { padding-left: 22px; margin-bottom: 16px; }
.legal strong { color: var(--ink); }
.legal a { color: var(--accent); }

/* ---------------------------------------------------------------- footer */
footer.site { padding: 50px 0 64px; }
.foot { display: flex; justify-content: space-between; gap: 30px; flex-wrap: wrap; }
.foot .col { max-width: 430px; }
.foot p { font-size: 13.5px; color: var(--ink-faint); line-height: 1.7; }
.foot a { color: var(--ink-soft); text-decoration: none; border-bottom: 1px solid var(--rule); }
.foot a:hover { color: var(--accent); border-bottom-color: var(--accent); }
.foot .links { display: flex; flex-direction: column; gap: 9px; font-size: 14px; }

/* ---------------------------------------------------------------- reveal */
@media (prefers-reduced-motion: no-preference) {
  .reveal { opacity: 0; transform: translateY(16px); animation: rise .75s cubic-bezier(.2,.7,.3,1) forwards; }
  .reveal.d1 { animation-delay: .1s } .reveal.d2 { animation-delay: .22s }
  .reveal.d3 { animation-delay: .34s }
  @keyframes rise { to { opacity: 1; transform: none } }
}

@media (max-width: 900px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { min-height: 320px; margin-top: 10px; }
  .band .wrap { grid-template-columns: repeat(2, 1fr); }
  .band .cell { border-left: 0; padding-left: 0; }
  .grid3, .flow, .guarantee { grid-template-columns: 1fr; }
  .flow > div::after { display: none; }
  .hero { padding: 60px 0 64px; }
  section { padding: 58px 0; }
}