/* KatiGo marketing mock — navy + lime, no frameworks, offline-friendly. */

:root {
  --ink: #0B1220;          /* near-black navy, hero + closing */
  --navy: #14284B;         /* KatiGo brand navy (matches the app export) */
  --navy-soft: #1B2C4F;
  --lime: #D6F32F;
  --lime-ink: #1A2400;
  --paper: #FFFFFF;
  --cloud: #F5F8FC;        /* light section background */
  --tint: #EAF0FA;         /* tinted section background */
  --text: #1C2436;
  --muted: #66708A;
  --line: #E3E9F2;
  --ok: #1E7B34;
  --need: #C05621;
  --radius: 14px;
  --shadow: 0 10px 30px rgba(11, 18, 32, .10);
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--paper);
  line-height: 1.5;
}
.wrap { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
a { text-decoration: none; color: inherit; }
h1, h2 { line-height: 1.15; letter-spacing: -.01em; }
h2 { font-size: 32px; }
.muted { color: var(--muted); }

/* Buttons */
.btn {
  display: inline-block; padding: 14px 26px; border-radius: 12px;
  font-weight: 700; font-size: 15px; white-space: nowrap;
  transition: transform .12s ease, box-shadow .12s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn-small { padding: 10px 18px; font-size: 14px; }
.btn-lime { background: var(--lime); color: var(--lime-ink); box-shadow: 0 6px 18px rgba(214, 243, 47, .35); }
.btn-ghost { color: #fff; border: 1px solid rgba(255,255,255,.35); }
.btn-ghost:hover { border-color: rgba(255,255,255,.7); }
.btn-outline { color: var(--need); border: 1.5px solid var(--need); background: #fff; }
.btn-navy { background: var(--navy); color: #fff; }

/* Icons */
.icon {
  width: 26px; height: 26px; display: block;
  fill: none; stroke: currentColor; stroke-width: 2;
  stroke-linecap: round; stroke-linejoin: round;
}
.icon-sm { width: 16px; height: 16px; stroke-width: 2.2; }
.icon-lg { width: 32px; height: 32px; }
.ico-wrap {
  width: 52px; height: 52px; border-radius: 14px; flex: none;
  display: inline-flex; align-items: center; justify-content: center;
}
.ico-wrap.lg { width: 64px; height: 64px; border-radius: 16px; }
.t-blue   { background: #E7EEFB; color: #3E6BC4; }
.t-teal   { background: #E4F5F2; color: #0E7E74; }
.t-orange { background: #FBF0DE; color: #B76E00; }
.t-purple { background: #F0EBFA; color: #7A5BBF; }
.t-green  { background: #E8F5EC; color: #1E7B34; }
.t-navy   { background: #E7EEFB; color: #14284B; }
.t-dark   { background: rgba(214, 243, 47, .12); color: var(--lime); }
.btn-ico { display: inline-flex; align-items: center; gap: 7px; }

/* Top bar */
.topbar {
  position: sticky; top: 0; z-index: 10;
  background: var(--ink);
  border-bottom: 1px solid rgba(255,255,255,.08);
}
.topbar-row { display: flex; align-items: center; gap: 28px; height: 68px; }
.logo { display: flex; align-items: center; gap: 10px; }
.logo-mark { display: inline-flex; }
.logo-mark svg { width: 32px; height: 31px; }
.logo-text { color: #fff; font-weight: 800; font-size: 22px; display: flex; flex-direction: column; line-height: 1.1; }
.logo-text small { color: #9AA6BF; font-weight: 500; font-size: 11px; letter-spacing: .04em; }
.nav { display: flex; gap: 22px; margin-left: auto; }
.nav a { color: #C9D2E4; font-size: 14.5px; font-weight: 600; }
.nav a:hover { color: #fff; }

/* Hero */
.hero {
  background:
    radial-gradient(1100px 500px at 85% -10%, rgba(62, 107, 196, .25), transparent 60%),
    radial-gradient(700px 400px at 10% 110%, rgba(214, 243, 47, .08), transparent 60%),
    var(--ink);
  color: #fff; padding: 72px 0 88px;
}
.hero-grid { display: grid; grid-template-columns: 1.05fr .95fr; gap: 48px; align-items: center; }
.pill {
  display: inline-block; padding: 7px 14px; border-radius: 999px; font-size: 13px;
  color: #DCE5F7; border: 1px solid rgba(255,255,255,.22); background: rgba(255,255,255,.06);
  margin-bottom: 22px;
}
.hero h1 { font-size: 52px; font-weight: 800; }
.hero h1 em { font-style: normal; color: var(--lime); }
.hero-sub { color: #B9C3D9; font-size: 17px; margin: 18px 0 28px; max-width: 46ch; }
.hero-badges { display: flex; gap: 26px; margin-bottom: 30px; }
.badge { display: flex; flex-direction: column; gap: 3px; font-size: 12.5px; color: #9AA6BF; max-width: 150px; }
.badge b { color: #fff; font-size: 14px; margin-top: 6px; }
.badge .ico-wrap { width: 42px; height: 42px; border-radius: 12px; }
.badge .icon { width: 22px; height: 22px; }
.cta-row { display: flex; gap: 14px; align-items: center; }
.ticks { list-style: none; display: flex; gap: 22px; margin-top: 22px; flex-wrap: wrap; }
.ticks li { color: #9FDCA8; font-size: 13.5px; }
.ticks li::before { content: "\2713\00a0"; }

/* Hero logo panel */
.hero-logo {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 16px; padding: 48px 24px; text-align: center;
}
.hero-logo .logo-k-big { width: min(300px, 70%); height: auto; filter: drop-shadow(0 18px 44px rgba(0,0,0,.45)); }
.hero-logo .brand-name {
  color: #fff; font-weight: 800; letter-spacing: .06em;
  font-size: clamp(30px, 3.6vw, 46px); line-height: 1;
}
.hero-logo .brand-name .nyc { color: var(--lime); }
.hero-logo .brand-tag {
  display: flex; align-items: center; gap: 14px;
  color: #9AA6BF; font-size: 12.5px; letter-spacing: .34em; text-indent: .34em;
}
.hero-logo .brand-tag::before,
.hero-logo .brand-tag::after { content: ""; width: 38px; height: 2px; background: var(--lime); opacity: .8; }

/* Product card */
.product-card {
  background: #0F1830; border: 1px solid rgba(255,255,255,.10);
  border-radius: 18px; padding: 14px; box-shadow: 0 20px 60px rgba(0,0,0,.45);
}
.steps-row { display: flex; gap: 8px; margin-bottom: 12px; }
.step {
  flex: 1; text-align: center; font-size: 12.5px; font-weight: 700; color: #C9D2E4;
  border: 1px solid rgba(255,255,255,.12); border-radius: 10px; padding: 8px 4px; line-height: 1.25;
}
.step small { font-weight: 500; color: #8DA0C0; }
.step i { font-style: normal; color: #59C36A; margin-right: 3px; }
.step.active { border-color: var(--lime); color: #fff; }
.step.active .spin { color: var(--lime); }
.card-inner { background: #fff; border-radius: 12px; padding: 16px; color: var(--text); }
.card-head { display: flex; justify-content: space-between; align-items: baseline; font-size: 14px; margin-bottom: 12px; }
.card-head .muted { font-size: 12px; }
.card-stats { display: grid; grid-template-columns: auto auto 76px 1fr; gap: 16px; align-items: center; margin-bottom: 12px; }
.stat-num { font-size: 26px; display: block; line-height: 1.1; }
.stat .ok { color: var(--ok); font-size: 12px; font-weight: 700; }
.stat .warn { color: var(--need); font-size: 12px; font-weight: 700; }
.donut {
  width: 72px; height: 72px; border-radius: 50%;
  background: conic-gradient(#3E6BC4 0 62%, #0FA290 62% 80%, #B76E00 80% 90%, #7A5BBF 90% 100%);
  -webkit-mask: radial-gradient(circle 22px at 50% 50%, transparent 98%, #000);
          mask: radial-gradient(circle 22px at 50% 50%, transparent 98%, #000);
}
.donut-legend { list-style: none; font-size: 11.5px; color: var(--muted); }
.donut-legend li { display: flex; align-items: center; gap: 6px; margin: 2px 0; }
.donut-legend b { margin-left: auto; color: var(--text); }
.donut-legend i { width: 9px; height: 9px; border-radius: 50%; flex: none; }
.txn-table { width: 100%; border-collapse: collapse; font-size: 12px; }
.txn-table th {
  text-align: left; font-size: 10.5px; letter-spacing: .06em; text-transform: uppercase;
  color: var(--muted); padding: 6px 6px; border-bottom: 1px solid var(--line);
}
.txn-table td { padding: 7px 6px; border-bottom: 1px solid var(--line); white-space: nowrap; }
.txn-table td:nth-child(2) { white-space: normal; }
.dot-ok { color: var(--ok); font-weight: 700; }
.need { color: var(--need); font-weight: 700; font-size: 11px; }
.card-actions { display: flex; justify-content: space-between; gap: 10px; margin-top: 14px; }

/* Sections */
.section { padding: 72px 0; }
.section.light { background: var(--cloud); }
.section.tint { background: var(--tint); }
.section h2 { text-align: center; margin-bottom: 10px; }
.kicker {
  text-align: center; color: #0E7E74; font-weight: 700; font-size: 13px;
  letter-spacing: .12em; text-transform: uppercase; margin-bottom: 10px;
}
.section-sub { text-align: center; color: var(--muted); margin-bottom: 8px; }
.cards { display: grid; gap: 18px; margin-top: 34px; }
.cards.four { grid-template-columns: repeat(4, 1fr); }
.cards.three { grid-template-columns: repeat(3, 1fr); }
.cards.two { grid-template-columns: repeat(2, 1fr); }
.card {
  background: var(--paper); border-radius: var(--radius); padding: 24px;
  box-shadow: var(--shadow); border: 1px solid var(--line);
}
.step-card { text-align: center; position: relative; padding-top: 30px; }
.step-card .num {
  position: absolute; top: -14px; left: 50%; transform: translateX(-50%);
  width: 28px; height: 28px; border-radius: 50%; background: var(--lime);
  color: var(--lime-ink); font-weight: 800; line-height: 28px; font-size: 14px;
}
.step-card .ico-wrap { margin: 0 auto 12px; }
.get-card .ico-wrap { margin-bottom: 12px; }
.step-card b, .get-card b, .who-card b { display: block; margin-bottom: 6px; font-size: 16px; }
.step-card p, .get-card p, .who-card p { color: var(--muted); font-size: 13.5px; }
.who-card .ico-wrap { margin-bottom: 14px; }
.who-card b { font-size: 20px; }
.who-card ul { margin-top: 14px; padding-left: 0; list-style: none; }
.who-card li { font-size: 14px; margin: 8px 0; padding-left: 24px; position: relative; }
.who-card li::before { content: "\2713"; color: var(--ok); font-weight: 800; position: absolute; left: 0; }

/* Closing band */
.closing {
  background:
    radial-gradient(900px 400px at 90% 0%, rgba(122, 91, 191, .25), transparent 60%),
    var(--ink);
  color: #fff; padding: 76px 0;
}
.closing-grid { display: grid; grid-template-columns: 1.2fr .8fr; gap: 48px; align-items: center; }
.closing h2 { text-align: left; font-size: 34px; }
.closing h2 em, .closing-sub em { font-style: normal; color: var(--lime); }
.closing-sub { color: #B9C3D9; margin: 14px 0 26px; font-size: 16px; }
.contact-line { margin-top: 18px; color: #9AA6BF; font-size: 14px; }
.contact-line a { color: var(--lime); }
.stats { display: grid; gap: 14px; }
.stat-tile {
  display: grid; grid-template-columns: 52px auto; grid-template-rows: auto auto;
  column-gap: 14px; align-items: center;
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.12);
  border-radius: var(--radius); padding: 16px 18px;
}
.stat-tile .ico-wrap { grid-row: 1 / 3; width: 46px; height: 46px; border-radius: 12px; }
.stat-tile b { font-size: 22px; }
.stat-tile span:last-child { color: #9AA6BF; font-size: 13px; }

/* Footer */
.footer { background: #070D1A; color: #9AA6BF; padding: 26px 0; font-size: 14px; }
.footer-row { display: flex; align-items: center; gap: 24px; justify-content: space-between; flex-wrap: wrap; }
.footer .logo-text.small { color: #fff; font-size: 17px; }
.footer a { color: var(--lime); }

/* Responsive */
@media (max-width: 960px) {
  .hero-grid, .closing-grid { grid-template-columns: 1fr; }
  .hero h1 { font-size: 40px; }
  .cards.four { grid-template-columns: repeat(2, 1fr); }
  .cards.three { grid-template-columns: repeat(2, 1fr); }
  .nav { display: none; }
}
@media (max-width: 620px) {
  .cards.four, .cards.three, .cards.two { grid-template-columns: 1fr; }
  .hero-badges { flex-direction: column; gap: 14px; }
  .card-stats { grid-template-columns: auto auto; }
}