:root {
  --brand: #1e88f0;
  --brand-dark: #146fc9;
  --brand-light: #eaf4ff;
  --ink: #12213b;
  --ink-soft: #4a5b78;
  --bg: #ffffff;
  --bg-soft: #f4f8fc;
  --border: #e1e8f2;
  --danger: #d0364a;
  --ok: #1c9a5b;
  --radius: 14px;
  --max: 1080px;
  --shadow: 0 10px 30px -12px rgba(18, 33, 59, 0.18);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--ink);
  background: var(--bg);
  line-height: 1.55;
}

a { color: var(--brand-dark); text-decoration: none; }
a:hover { text-decoration: underline; }

img { max-width: 100%; display: block; }

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
}

/* Nav */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.site-nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.15rem;
  color: var(--ink);
}

.brand img { width: 32px; height: 32px; border-radius: 8px; }
.brand:hover { text-decoration: none; }

.nav-links {
  display: flex;
  gap: 28px;
  align-items: center;
}

.nav-links a {
  color: var(--ink-soft);
  font-weight: 500;
  font-size: 0.95rem;
}

.nav-links a:hover { color: var(--brand-dark); text-decoration: none; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.98rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn:hover { text-decoration: none; }

.btn-primary {
  background: var(--brand);
  color: #fff;
  box-shadow: 0 8px 20px -8px rgba(30, 136, 240, 0.6);
}

.btn-primary:hover { background: var(--brand-dark); transform: translateY(-1px); }

.btn-outline {
  background: transparent;
  color: var(--ink);
  border-color: var(--border);
}

.btn-outline:hover { border-color: var(--brand); color: var(--brand-dark); }

.btn-lg { padding: 15px 30px; font-size: 1.05rem; }

/* Hero */
.hero {
  padding: 88px 0 72px;
  background: linear-gradient(180deg, var(--brand-light) 0%, #fff 100%);
}

.hero .container {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.1rem, 4vw, 3.1rem);
  line-height: 1.15;
  margin: 0 0 20px;
  letter-spacing: -0.02em;
}

.hero p.lead {
  font-size: 1.15rem;
  color: var(--ink-soft);
  margin: 0 0 32px;
  max-width: 46ch;
}

.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-bottom: 18px; }

.hero-note { font-size: 0.88rem; color: var(--ink-soft); }

.hero-visual {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 20px;
  box-shadow: var(--shadow);
  padding: 28px;
}

.hero-visual .phone-icon {
  width: 96px;
  height: 96px;
  border-radius: 22px;
  margin: 0 auto 20px;
}

.hero-visual ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 12px;
}

.hero-visual li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  color: var(--ink-soft);
}

.hero-visual li svg { flex: none; color: var(--brand); }

/* Section shell */
section { padding: 76px 0; }

.section-head { max-width: 60ch; margin: 0 auto 48px; text-align: center; }
.section-head h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); margin: 0 0 12px; letter-spacing: -0.01em; }
.section-head p { color: var(--ink-soft); font-size: 1.05rem; margin: 0; }
.eyebrow {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--brand-dark);
  background: var(--brand-light);
  padding: 5px 12px;
  border-radius: 999px;
  margin-bottom: 14px;
}

/* Features */
.features { background: var(--bg-soft); }

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
}

.feature-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
}

.feature-card .icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--brand-light);
  color: var(--brand-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.feature-card h3 { margin: 0 0 8px; font-size: 1.08rem; }
.feature-card p { margin: 0; color: var(--ink-soft); font-size: 0.94rem; }

/* Consent & control */
.consent { background: var(--brand-light); }

.consent .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.consent-copy h2 { font-size: clamp(1.5rem, 3vw, 2.1rem); margin: 0 0 16px; letter-spacing: -0.01em; }
.consent-copy p { color: var(--ink-soft); font-size: 1.02rem; margin: 0; max-width: 48ch; }

.permission-list {
  list-style: none;
  margin: 0 0 14px;
  padding: 0;
  display: grid;
  gap: 12px;
}

.permission-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 16px 18px;
}

.permission-item .dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--brand);
  margin-top: 6px;
  flex: none;
}

.permission-item h4 { margin: 0 0 3px; font-size: 0.95rem; }
.permission-item p { margin: 0; font-size: 0.85rem; color: var(--ink-soft); }

.consent-note { font-size: 0.85rem; color: var(--ink-soft); margin: 0; }

/* How it works */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 24px;
  counter-reset: step;
}

.step { position: relative; padding-left: 4px; }

.step .num {
  width: 36px;
  height: 36px;
  border-radius: 999px;
  background: var(--brand);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  margin-bottom: 14px;
}

.step h3 { margin: 0 0 8px; font-size: 1.05rem; }
.step p { margin: 0; color: var(--ink-soft); font-size: 0.93rem; }

/* Download */
.download {
  background: var(--ink);
  color: #fff;
  border-radius: 24px;
  margin: 0 24px;
  padding: 56px 40px;
  text-align: center;
}

.download .container { max-width: 640px; padding: 0; }
.download h2 { margin: 0 0 12px; font-size: clamp(1.5rem, 3vw, 2rem); }
.download p { color: #c7d3e6; margin: 0 0 28px; }
.download .meta { margin-top: 18px; font-size: 0.85rem; color: #8fa2c2; }
.download .btn-primary { background: var(--brand); }

/* Footer */
footer {
  border-top: 1px solid var(--border);
  padding: 36px 0;
}

footer .container {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: center;
  justify-content: space-between;
  font-size: 0.88rem;
  color: var(--ink-soft);
}

footer .legal-links { display: flex; gap: 20px; }
footer .legal-links a { color: var(--ink-soft); }
footer .legal-links a:hover { color: var(--brand-dark); }

@media (max-width: 860px) {
  .hero .container { grid-template-columns: 1fr; }
  .hero-visual { order: -1; }
  .consent .container { grid-template-columns: 1fr; }
}

@media (max-width: 640px) {
  .nav-links { display: none; }
  .download { margin: 0 12px; padding: 40px 24px; }
}

/* Legal pages */
.legal {
  max-width: 74ch;
  margin: 0 auto;
  padding: 64px 24px 96px;
}

.legal h1 { font-size: 2rem; margin-bottom: 4px; }
.legal .updated { color: var(--ink-soft); font-size: 0.9rem; margin-bottom: 40px; }
.legal h2 { font-size: 1.25rem; margin-top: 40px; }
.legal p, .legal li { color: var(--ink-soft); }
.legal ul { padding-left: 22px; }

/* 404 */
.not-found {
  min-height: 70vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 40px 24px;
}

.not-found h1 { font-size: 5rem; margin: 0; color: var(--brand); }
.not-found p { color: var(--ink-soft); margin: 8px 0 24px; }