:root {
  --primary: #1769ff;
  --primary-dark: #0c45b8;
  --primary-soft: #eaf1ff;
  --background: #f5f7fb;
  --surface: #ffffff;
  --foreground: #172033;
  --muted: #6f7890;
  --border: #e5e9f2;
  --success: #16a36a;
  --gold: #ffc857;
  --premium: #d4a017;
  --premium-soft: #fff6dc;
  --shadow: 0 18px 50px rgba(23, 32, 51, 0.08);
  --radius: 18px;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
  color: var(--foreground);
  background: var(--background);
  line-height: 1.6;
}

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

a {
  color: var(--primary);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

.container {
  width: min(1120px, calc(100% - 2rem));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  backdrop-filter: blur(12px);
  background: rgba(245, 247, 251, 0.85);
  border-bottom: 1px solid rgba(229, 233, 242, 0.9);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--foreground);
  text-decoration: none;
}

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

.brand-mark {
  width: 42px;
  height: 42px;
  border-radius: 14px;
  background: linear-gradient(135deg, var(--primary), #4d8dff);
  display: grid;
  place-items: center;
  color: white;
  font-weight: 800;
  box-shadow: 0 10px 24px rgba(23, 105, 255, 0.28);
}

.site-nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.site-nav a {
  color: var(--muted);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
}

.site-nav a:hover {
  color: var(--foreground);
  text-decoration: none;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.25rem;
  border-radius: 999px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}

.button:hover {
  text-decoration: none;
  transform: translateY(-1px);
}

.button-primary {
  background: linear-gradient(135deg, var(--primary), #3d7fff);
  color: white;
  box-shadow: 0 12px 28px rgba(23, 105, 255, 0.28);
}

.button-secondary {
  background: var(--surface);
  color: var(--foreground);
  border: 1px solid var(--border);
}

.hero {
  padding: 4.5rem 0 3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 2.5rem;
  align-items: center;
}

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  background: var(--primary-soft);
  color: var(--primary-dark);
  font-size: 0.875rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  line-height: 1.05;
  margin: 0 0 1rem;
  letter-spacing: -0.03em;
}

.hero p.lead {
  font-size: 1.125rem;
  color: var(--muted);
  max-width: 34rem;
  margin: 0 0 1.75rem;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.hero-badges span {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.phone-card {
  position: relative;
  padding: 1.5rem;
  border-radius: 28px;
  background: linear-gradient(160deg, #ffffff 0%, #eef4ff 100%);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.phone-card::before {
  content: "";
  position: absolute;
  inset: -20% auto auto -10%;
  width: 220px;
  height: 220px;
  background: radial-gradient(circle, rgba(255, 200, 87, 0.35), transparent 70%);
  pointer-events: none;
}

.phone-screen {
  position: relative;
  border-radius: 22px;
  background: var(--surface);
  border: 1px solid var(--border);
  overflow: hidden;
}

.phone-top {
  padding: 1rem 1.25rem;
  background: linear-gradient(135deg, var(--primary), #4d8dff);
  color: white;
}

.phone-top h2 {
  margin: 0;
  font-size: 1.1rem;
}

.phone-top p {
  margin: 0.25rem 0 0;
  opacity: 0.9;
  font-size: 0.9rem;
}

.phone-body {
  padding: 1.25rem;
  display: grid;
  gap: 0.85rem;
}

.stat-row,
.mode-card,
.plan-card {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 0.9rem 1rem;
  background: var(--background);
}

.stat-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 600;
}

.stat-row strong {
  color: var(--primary);
}

.mode-card h3,
.plan-card h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
}

.mode-card p,
.plan-card p {
  margin: 0;
  color: var(--muted);
  font-size: 0.92rem;
}

.plan-card.premium {
  background: var(--premium-soft);
  border-color: #f0dfa8;
}

.section {
  padding: 4rem 0;
}

.section-header {
  text-align: center;
  max-width: 42rem;
  margin: 0 auto 2.5rem;
}

.section-header h2 {
  margin: 0 0 0.75rem;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
  letter-spacing: -0.02em;
}

.section-header p {
  margin: 0;
  color: var(--muted);
  font-size: 1.05rem;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  box-shadow: var(--shadow);
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--primary-soft);
  color: var(--primary);
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  margin: 0 0 0.5rem;
}

.feature-card p {
  margin: 0;
  color: var(--muted);
}

.plans-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
}

.plan-panel {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.75rem;
  box-shadow: var(--shadow);
}

.plan-panel.premium {
  background: linear-gradient(180deg, #fffdf7 0%, #fff6dc 100%);
  border-color: #f0dfa8;
}

.plan-panel h3 {
  margin: 0 0 0.35rem;
}

.plan-price {
  font-size: 1.75rem;
  font-weight: 800;
  margin: 0.75rem 0 1rem;
}

.plan-panel ul {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--muted);
}

.plan-panel li + li {
  margin-top: 0.45rem;
}

.cta {
  padding: 4rem 0;
}

.cta-box {
  border-radius: 24px;
  padding: 2.5rem;
  background: linear-gradient(135deg, var(--primary-dark), var(--primary));
  color: white;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  box-shadow: var(--shadow);
}

.cta-box h2 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
}

.cta-box p {
  margin: 0;
  opacity: 0.92;
}

.site-footer {
  border-top: 1px solid var(--border);
  padding: 2rem 0 2.5rem;
  color: var(--muted);
  font-size: 0.95rem;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.footer-links {
  display: flex;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.legal-page {
  padding: 3rem 0 4rem;
}

.legal-card {
  max-width: 760px;
  margin: 0 auto;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 2rem;
  box-shadow: var(--shadow);
}

.legal-card h1 {
  margin-top: 0;
  font-size: clamp(1.8rem, 3vw, 2.4rem);
}

.legal-card h2 {
  margin-top: 2rem;
  font-size: 1.25rem;
}

.legal-card p,
.legal-card li {
  color: var(--muted);
}

.legal-card ul {
  padding-left: 1.2rem;
}

.legal-meta {
  color: var(--muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 900px) {
  .hero-grid,
  .features-grid,
  .plans-grid {
    grid-template-columns: 1fr;
  }

  .cta-box {
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (max-width: 640px) {
  .site-nav {
    display: none;
  }

  .hero {
    padding-top: 2.5rem;
  }
}