:root {
  --bg: #ffffff;
  --bg-alt: #f5f7fb;
  --text: #0b1220;
  --muted: #5b6577;
  --border: #e4e8f0;
  --primary: #2563eb;
  --primary-2: #14b8a6;
  --card: #ffffff;
  --phone-bg: #0b1220;
  --pos: #16a34a;
  --neg: #dc2626;
  --radius: 16px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0b1220;
    --bg-alt: #111a2e;
    --text: #eef2f8;
    --muted: #9aa5b8;
    --border: #1f2a40;
    --card: #131d33;
    --phone-bg: #050912;
    --pos: #4ade80;
    --neg: #f87171;
  }
}

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

html { scroll-behavior: smooth; }

body {
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }

.container { width: 100%; max-width: 1120px; margin: 0 auto; padding: 0 20px; }

/* Buttons */
.btn {
  display: inline-block;
  padding: 14px 24px;
  border-radius: 999px;
  font-weight: 600;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  color: #fff;
  transition: transform .15s ease, box-shadow .15s ease;
  box-shadow: 0 8px 24px -8px rgba(37, 99, 235, .55);
}
.btn:hover { transform: translateY(-2px); }
.btn-small { padding: 9px 18px; font-size: 14px; }
.btn-ghost { background: transparent; color: var(--text); border: 1px solid var(--border); box-shadow: none; }
.btn-light { background: #fff; color: #0b1220; box-shadow: none; }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 10;
  background: color-mix(in srgb, var(--bg) 85%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; gap: 16px; }
.logo { display: flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; letter-spacing: -.02em; }
.nav-links { display: flex; gap: 28px; font-size: 15px; color: var(--muted); }
.nav-links a:hover { color: var(--text); }

/* Hero */
.hero { padding: 80px 0 96px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.15fr .85fr; gap: 56px; align-items: center; }
.pill {
  display: inline-block; padding: 6px 14px; border-radius: 999px;
  background: color-mix(in srgb, var(--primary) 12%, transparent);
  color: var(--primary); font-size: 13px; font-weight: 600; margin-bottom: 20px;
}
h1 { font-size: clamp(40px, 6vw, 64px); line-height: 1.05; letter-spacing: -.035em; font-weight: 800; }
.accent {
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.lead { margin-top: 20px; font-size: 19px; color: var(--muted); max-width: 540px; }
.hero-cta { margin-top: 32px; display: flex; gap: 12px; flex-wrap: wrap; }

/* Phone mockup */
.phone {
  justify-self: center;
  width: 300px; padding: 12px; border-radius: 44px;
  background: var(--phone-bg);
  box-shadow: 0 40px 80px -24px rgba(11, 18, 32, .45), 0 0 0 1px rgba(255,255,255,.06) inset;
  transform: rotate(3deg);
}
.phone-screen {
  border-radius: 34px; padding: 28px 18px 22px;
  background: linear-gradient(180deg, #13203b, #0b1220);
  color: #eef2f8; font-size: 13px; min-height: 540px;
  display: flex; flex-direction: column; gap: 14px;
}
.ps-header { display: flex; flex-direction: column; gap: 2px; padding: 0 4px; }
.ps-muted { color: #8a96ab; font-size: 12px; }
.ps-label { padding: 0 4px; margin-top: 4px; }
.ps-balance { font-size: 30px; font-weight: 800; letter-spacing: -.02em; }
.ps-card { background: rgba(255,255,255,.06); border-radius: 16px; padding: 4px 14px; }
.ps-row { display: flex; align-items: center; gap: 8px; padding: 11px 0; border-bottom: 1px solid rgba(255,255,255,.06); }
.ps-row:last-child { border-bottom: 0; }
.ps-amt { margin-left: auto; font-weight: 600; }
.ps-amt.pos { color: #4ade80; }
.ps-amt.neg { color: #f1f5f9; }
.dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; }
.dot-a { background: #3b82f6; }
.dot-b { background: #14b8a6; }
.dot-ok { background: #4ade80; }
.ps-status { margin-top: auto; display: flex; align-items: center; justify-content: center; gap: 8px; color: #8a96ab; font-size: 12px; }

/* Sections */
.section { padding: 96px 0; }
.section-alt { background: var(--bg-alt); }
h2 { font-size: clamp(28px, 4vw, 40px); letter-spacing: -.03em; line-height: 1.15; font-weight: 800; }
.section-lead { margin-top: 12px; color: var(--muted); font-size: 18px; max-width: 620px; }

.features { margin-top: 48px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.feature { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; }
.feature h3 { font-size: 18px; margin: 16px 0 8px; }
.feature p { color: var(--muted); }
.icon {
  width: 44px; height: 44px; border-radius: 12px; display: grid; place-items: center;
  background: color-mix(in srgb, var(--primary) 12%, transparent); color: var(--primary);
}
.icon svg { width: 22px; height: 22px; }

.steps { list-style: none; margin-top: 48px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.steps li { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 28px; }
.steps h3 { font-size: 18px; margin: 14px 0 6px; }
.steps p { color: var(--muted); }
.step-num {
  display: grid; place-items: center; width: 36px; height: 36px; border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--primary-2)); color: #fff; font-weight: 700;
}

.security { display: flex; align-items: center; gap: 32px; }
.shield {
  flex-shrink: 0; width: 96px; height: 96px; border-radius: 24px; display: grid; place-items: center;
  background: color-mix(in srgb, var(--primary-2) 14%, transparent); color: var(--primary-2);
}
.shield svg { width: 48px; height: 48px; }

.cta {
  text-align: center; border-radius: 28px; padding: 64px 24px; color: #fff;
  background: linear-gradient(135deg, var(--primary), var(--primary-2));
}
.cta p { margin: 12px auto 28px; max-width: 520px; font-size: 18px; opacity: .92; }

/* Footer */
.footer { border-top: 1px solid var(--border); padding: 28px 0; color: var(--muted); font-size: 14px; }
.footer-inner { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.footer a:hover { color: var(--text); }

/* Responsive */
@media (max-width: 900px) {
  .hero { padding: 56px 0 72px; }
  .hero-grid { grid-template-columns: 1fr; }
  .phone { transform: none; }
  .features, .steps { grid-template-columns: 1fr; }
  .nav-links { display: none; }
  .section { padding: 72px 0; }
}
@media (max-width: 520px) {
  .security { flex-direction: column; align-items: flex-start; }
  .phone { width: 100%; max-width: 300px; }
}

.footer-links { display: flex; gap: 20px; flex-wrap: wrap; }

/* Legal pages */
.legal { max-width: 760px; }
.legal h1 { font-size: clamp(34px, 5vw, 48px); }
.legal-meta { color: var(--muted); margin: 8px 0 32px; }
.legal h2 { font-size: 24px; margin: 44px 0 12px; }
.legal h3 { font-size: 18px; margin: 24px 0 8px; }
.legal p, .legal li { color: var(--muted); font-size: 17px; }
.legal p + p { margin-top: 12px; }
.legal ul { padding-left: 22px; margin: 10px 0; display: grid; gap: 8px; }
.legal strong { color: var(--text); }
.legal a { color: var(--primary); text-decoration: underline; text-underline-offset: 3px; }