:root {
  --paper: #FAFAF7;
  --ink: #111111;
  --secondary: #6B6B6B;
  --hairline: #DDDDDD;
  --green: #2E7D32;
  --mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;
}
@media (prefers-color-scheme: dark) {
  :root {
    --paper: #0B0B0B;
    --ink: #F5F5F0;
    --secondary: #9A9A9A;
    --hairline: #2E2E2E;
    --green: #63C174;
  }
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  background: var(--paper);
  color: var(--ink);
  font-family: -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

a { color: var(--ink); }

/* ---------- header ---------- */
header.container {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 48px; padding-bottom: 32px;
}
.brand { display: flex; align-items: center; gap: 12px; text-decoration: none; }
.brand-fly { width: 30px; height: 26px; }
.brand-fly .body { fill: var(--ink); }
.brand-fly .wing { fill: var(--secondary); opacity: 0.5; }
.brand-fly .eye { fill: var(--paper); }
.wordmark { font-size: 16px; font-weight: 600; letter-spacing: 6px; }
header nav { display: flex; gap: 28px; align-items: center; }
header nav a {
  text-decoration: none; font-size: 13px; letter-spacing: 1.5px;
  text-transform: uppercase; color: var(--secondary);
}
header nav a:hover { color: var(--ink); }
.lang-select {
  background: transparent; color: var(--secondary);
  border: 1px solid var(--hairline); border-radius: 4px;
  font-size: 12px; padding: 4px 8px; cursor: pointer;
}
.lang-select:hover { color: var(--ink); border-color: var(--secondary); }

/* ---------- hero ---------- */
.hero {
  display: grid; grid-template-columns: 1.15fr 0.85fr; gap: 48px;
  align-items: center; padding-top: 48px; padding-bottom: 72px;
}
h1 { font-size: 44px; line-height: 1.15; letter-spacing: -0.5px; margin-bottom: 22px; }
.lead { font-size: 17px; color: var(--secondary); max-width: 46ch; margin-bottom: 22px; }
.hero-points { list-style: none; margin-bottom: 32px; }
.hero-points li {
  padding: 10px 0; border-bottom: 1px solid var(--hairline); font-size: 15px;
}
.hero-points li::before { content: "—"; color: var(--green); margin-inline-end: 12px; font-family: var(--mono); }

.badges { display: flex; gap: 14px; flex-wrap: wrap; }
.badge {
  display: flex; align-items: center; gap: 12px; text-decoration: none;
  border: 1px solid var(--ink); border-radius: 6px; padding: 9px 20px;
  min-width: 180px; transition: opacity 0.15s ease;
}
.badge:hover { opacity: 0.7; }
.badge-icon { width: 26px; height: 26px; fill: var(--ink); flex: none; }
.badge-col { display: flex; flex-direction: column; }
.badge-small { font-size: 11px; letter-spacing: 1px; color: var(--secondary); text-transform: uppercase; }
.badge-big { font-size: 18px; font-weight: 600; letter-spacing: 0.3px; }

/* ---------- phone slider ---------- */
.hero-phone { display: flex; flex-direction: column; align-items: center; gap: 18px; }
.phone {
  width: 300px; padding: 12px; border-radius: 46px;
  background: #0d1522; box-shadow: 0 24px 60px rgba(0,0,0,0.28);
  position: relative;
}
.phone-notch {
  position: absolute; top: 24px; left: 50%; transform: translateX(-50%);
  width: 96px; height: 22px; border-radius: 12px; background: #0d1522; z-index: 2;
}
.phone-screen {
  border-radius: 34px; overflow: hidden; position: relative;
  aspect-ratio: 1284 / 2778; background: #FAFAF7;
}
.slide {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; opacity: 0; transition: opacity 0.5s ease;
}
.slide.active { opacity: 1; }
.dots { display: flex; gap: 10px; }
.dot {
  width: 9px; height: 9px; border-radius: 50%; border: 1px solid var(--secondary);
  background: transparent; cursor: pointer; padding: 0;
}
.dot.active { background: var(--ink); border-color: var(--ink); }

/* ---------- steps ---------- */
.steps {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 32px;
  border-top: 1px solid var(--hairline);
  padding-top: 56px; padding-bottom: 56px;
}
.step-n {
  font-family: var(--mono); font-size: 14px; color: var(--green);
  display: inline-block; margin-bottom: 10px;
}
.step h3 { font-size: 18px; margin-bottom: 8px; }
.step p { color: var(--secondary); font-size: 15px; }

/* ---------- features ---------- */
.features { border-top: 1px solid var(--hairline); padding-top: 56px; padding-bottom: 64px; }
h2 { font-size: 30px; letter-spacing: -0.3px; margin-bottom: 36px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--hairline); border: 1px solid var(--hairline); }
.feature { background: var(--paper); padding: 26px; }
.feature h3 { font-size: 16px; margin-bottom: 8px; }
.feature p { color: var(--secondary); font-size: 14px; }

/* ---------- about ---------- */
.about { border-top: 1px solid var(--hairline); padding-top: 56px; padding-bottom: 72px; }
.about p { max-width: 62ch; color: var(--secondary); margin-bottom: 14px; }
.about a { color: var(--ink); }

/* ---------- footer ---------- */
footer { border-top: 1px solid var(--hairline); }
.footer-row {
  display: flex; justify-content: space-between; align-items: center;
  padding-top: 24px; padding-bottom: 32px;
  font-size: 13px; color: var(--secondary);
}
.footer-row nav { display: flex; gap: 24px; }
.footer-row a { color: var(--secondary); }
.footer-row a:hover { color: var(--ink); }

/* ---------- privacy page ---------- */
.legal { max-width: 720px; padding-top: 24px; padding-bottom: 72px; }
.legal h1 { font-size: 26px; letter-spacing: 2px; margin-bottom: 6px; }
.legal .muted { color: var(--secondary); font-size: 13px; margin-bottom: 32px; }
.legal h2 { font-size: 19px; margin: 36px 0 10px; }
.legal p { color: var(--secondary); margin-bottom: 12px; }
.legal a { color: var(--ink); }

/* ---------- responsive ---------- */
@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; gap: 40px; padding-top: 24px; }
  .hero-phone { order: 2; }
  h1 { font-size: 34px; }
  .steps, .feature-grid { grid-template-columns: 1fr; }
  header nav { gap: 16px; }
}