/* Modernist design system tokens (Claude Design) + Qancha ketdi dark theme */
@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@400;600;700;800&display=swap');

:root {
  --color-bg: #0e1210;
  --color-surface: #161c19;
  --color-text: #e8ece9;
  --color-divider: color-mix(in srgb, #e8ece9 22%, transparent);
  --color-accent: #3ddc84;
  --color-accent-600: #6ae8a2;
  --color-accent-700: #7eecb0;
  --font-heading: "Archivo", system-ui, sans-serif;
  --font-heading-weight: 800;
  --font-body: "Archivo", system-ui, sans-serif;
  --gutter: clamp(20px, 5vw, 72px);
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
::selection { background: #1c5a37; }
:focus { outline: none; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
  text-wrap: pretty;
}
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: var(--font-heading-weight);
  line-height: 1.12;
  letter-spacing: -0.015em;
}
a { color: var(--color-text); text-underline-offset: 3px; }
a:hover { color: var(--color-accent); }
img { display: block; max-width: 100%; }

.muted-80 { color: color-mix(in srgb, var(--color-text) 80%, transparent); }
.muted-70 { color: color-mix(in srgb, var(--color-text) 70%, transparent); }
.tnum { font-feature-settings: 'tnum' 1; }

/* — buttons — */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  cursor: pointer; text-decoration: none;
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 14px; line-height: 1.2;
  background: transparent; border: 1px solid transparent;
  padding: 8px 14.4px;
}
.btn-primary { background: var(--color-accent); color: var(--color-bg); }
.btn-primary:hover { background: var(--color-accent-600); color: var(--color-bg); }
.btn-primary:active { background: var(--color-accent-700); }
.btn-ghost { color: var(--color-bg); border-color: var(--color-bg); }
.btn-ghost:hover { background: color-mix(in srgb, var(--color-bg) 10%, transparent); color: var(--color-bg); }

/* — layout — */
.page { min-height: 100vh; display: flex; flex-direction: column; }
.wrap { width: 100%; max-width: 1200px; margin: 0 auto; padding-inline: var(--gutter); }

.nav {
  display: flex; align-items: center; gap: 16px;
  padding: 12px var(--gutter);
  border-bottom: 2px solid var(--color-divider);
}
.nav-brand {
  display: flex; align-items: center; gap: 12px; margin-right: auto;
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 18px; color: var(--color-text); text-decoration: none;
}
.nav-brand img { width: 32px; height: 32px; }

main { flex: 1; }

.hero {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr));
  gap: 56px clamp(32px, 6vw, 96px);
  align-items: end;
  padding: 112px 0 84px;
}
.hero h1 {
  font-size: clamp(44px, 6.4vw, 88px);
  line-height: 1.04; letter-spacing: -0.02em;
  margin: 0 0 0 -0.05em;
}
.hero h1 span { display: block; }
.hero h1 .accent { color: var(--color-accent); }
.hero p { font-size: 17px; line-height: 28px; max-width: 44ch; margin: 28px 0 0; }
.hero .actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 28px; }

.ledger { border-top: 2px solid var(--color-divider); border-bottom: 2px solid var(--color-divider); }
.ledger-row {
  display: flex; justify-content: space-between; align-items: baseline; gap: 16px;
  padding: 14px 0; border-top: 1px solid var(--color-divider); font-size: 17px;
}
.ledger-head {
  display: flex; justify-content: space-between; align-items: baseline; gap: 16px;
  padding: 14px 0; font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase;
}
.ledger-total {
  display: flex; justify-content: space-between; align-items: baseline; gap: 16px;
  padding: 18px 0; border-top: 2px solid var(--color-divider);
}
.ledger-total .label {
  font-size: 13px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--color-accent-700);
}
.ledger-total .sum {
  font-family: var(--font-heading); font-weight: var(--font-heading-weight);
  font-size: 36px; letter-spacing: -0.015em;
}

.rule { height: 2px; border: 0; margin: 0; background: var(--color-divider); }

.features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  border-bottom: 2px solid var(--color-divider);
}
.feature { padding: 42px 28px 56px 0; border-top: 2px solid var(--color-divider); margin-top: -2px; }
.feature .n { margin: 0; font-size: 15px; font-weight: 700; color: var(--color-accent-700); }
.feature h2 { font-size: 24px; line-height: 28px; margin: 14px 0 0; }
.feature p { font-size: 15.5px; line-height: 26px; margin: 14px 0 0; max-width: 36ch; color: color-mix(in srgb, var(--color-text) 78%, transparent); }

.cta { background: var(--color-accent); color: var(--color-bg); margin-top: 84px; }
.cta .wrap {
  padding-block: 84px;
  display: flex; flex-wrap: wrap; gap: 28px 56px; align-items: end; justify-content: space-between;
}
.cta h3 {
  font-size: clamp(34px, 4.4vw, 58px); line-height: 1.06; letter-spacing: -0.015em;
  margin: 0 0 0 -0.05em;
}

footer .wrap {
  padding-block: 28px;
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap; font-size: 13px;
}
footer .links { display: flex; gap: 24px; flex-wrap: wrap; }

/* — privacy page — */
.doc { max-width: 720px; padding-block: 72px 96px; font-size: 16px; line-height: 1.7; }
.doc h1 { font-size: clamp(32px, 4.4vw, 48px); margin: 0 0 16px; }
.doc h2 { font-size: 22px; margin: 40px 0 8px; }
.doc ul { padding-left: 20px; }
.doc li { margin: 6px 0; }
.doc hr { height: 2px; border: 0; background: var(--color-divider); margin: 64px 0; }