:root {
  --bg-0: #0b1020;
  --bg-1: #0e1526;
  --bg-2: #151d2e;
  --surface: #1a2333;
  --border: #2c3748;
  --muted: #8b96a8;
  --fg: #e5e7eb;
  --teal: #1ed1b2;
  --teal-deep: #0e7c86;
  --teal-dim: #13b89c;
  --blue: #2563eb;
  --blue-2: #3a4aff;
  --radius-sm: 10px;
  --radius: 18px;
  --radius-lg: 28px;
  --font-display: "Space Grotesk", system-ui, sans-serif;
  --font-body: "Inter", system-ui, sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, monospace;
  --container: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  color-scheme: dark;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: radial-gradient(120% 120% at 50% -10%, var(--bg-2) 0%, var(--bg-0) 55%);
  color: var(--fg);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
  text-decoration: underline;
}

:focus-visible {
  outline: 2px solid var(--teal);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

.eyebrow {
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--teal);
  font-weight: 500;
}

.mono-chip {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted);
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 6px 14px;
}

h1, h2, h3 {
  font-family: var(--font-display);
  line-height: 1.1;
  margin: 0;
  letter-spacing: -0.01em;
}

p {
  margin: 0;
}

.muted {
  color: var(--muted);
}

/* ---------- header ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(10px);
  background: rgba(11, 16, 32, 0.72);
  border-bottom: 1px solid var(--border);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--fg);
}

.brand img {
  width: 36px;
  height: 36px;
  border-radius: 9px;
}

.brand-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 18px;
}

.brand-tag {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--teal);
  border: 1px solid var(--teal-deep);
  border-radius: 999px;
  padding: 3px 9px;
  margin-left: 6px;
}

.header-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 14px;
  color: var(--muted);
}

.header-links a {
  color: var(--muted);
}

.header-links a:hover {
  color: var(--fg);
}

/* ---------- hero ---------- */

.hero {
  padding: 88px 0 64px;
  position: relative;
  overflow: hidden;
}

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

@media (min-width: 900px) {
  .hero-grid {
    grid-template-columns: 1.1fr 0.9fr;
  }
}

.hero h1 {
  font-size: clamp(34px, 5.5vw, 56px);
  margin: 20px 0 22px;
}

.hero h1 .accent {
  background: linear-gradient(100deg, var(--teal) 0%, var(--teal-deep) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-sub {
  font-size: 18px;
  color: var(--muted);
  max-width: 46ch;
  margin-bottom: 32px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 16px;
  margin-bottom: 28px;
}

.store-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 12px 18px;
  color: var(--fg);
  font-size: 14px;
  cursor: default;
}

.store-badge strong {
  display: block;
  font-family: var(--font-display);
  font-size: 15px;
}

.store-badge span {
  color: var(--muted);
  font-size: 11px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

/* signature hero emblem */

.emblem-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
  min-height: 320px;
}

.emblem {
  position: relative;
  width: 260px;
  height: 260px;
}

.emblem-core {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: var(--bg-1);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 30px 80px -20px rgba(30, 209, 178, 0.35);
}

.emblem-core img {
  width: 118px;
  height: 118px;
}

.ring {
  position: absolute;
  top: 50%;
  left: 50%;
  border-radius: 50%;
  border: 1.5px solid var(--teal);
  opacity: 0;
  transform: translate(-50%, -50%) scale(0.6);
  animation: pulse-ring 3.2s cubic-bezier(0.2, 0.6, 0.4, 1) infinite;
}

.ring.r1 { width: 260px; height: 260px; animation-delay: 0s; }
.ring.r2 { width: 260px; height: 260px; animation-delay: 0.8s; }
.ring.r3 { width: 260px; height: 260px; animation-delay: 1.6s; }

@keyframes pulse-ring {
  0% { opacity: 0.55; transform: translate(-50%, -50%) scale(0.55); }
  75% { opacity: 0; transform: translate(-50%, -50%) scale(1.35); }
  100% { opacity: 0; transform: translate(-50%, -50%) scale(1.35); }
}

@media (prefers-reduced-motion: reduce) {
  .ring {
    animation: none;
    opacity: 0.25;
    transform: translate(-50%, -50%) scale(1);
  }
}

/* ---------- sections ---------- */

section {
  padding: 72px 0;
  border-top: 1px solid var(--border);
}

.section-head {
  max-width: 640px;
  margin: 0 auto 48px;
  text-align: center;
}

.section-head h2 {
  font-size: clamp(26px, 4vw, 36px);
  margin-top: 14px;
}

.section-head p {
  color: var(--muted);
  margin-top: 14px;
  font-size: 17px;
}

.feature-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

@media (min-width: 700px) {
  .feature-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.feature-card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  opacity: 0;
  transform: translateY(14px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.feature-card.in-view {
  opacity: 1;
  transform: translateY(0);
}

.feature-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: linear-gradient(135deg, rgba(30, 209, 178, 0.18), rgba(14, 124, 134, 0.05));
  border: 1px solid var(--teal-deep);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--teal);
}

.feature-card h3 {
  font-size: 19px;
  margin-bottom: 10px;
}

.feature-card p {
  color: var(--muted);
  font-size: 15px;
}

/* pricing */

.pricing-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
  max-width: 780px;
  margin: 0 auto;
}

@media (min-width: 700px) {
  .pricing-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.price-card {
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  background: var(--bg-1);
}

.price-card.pro {
  border-color: var(--teal-deep);
  background: linear-gradient(160deg, rgba(30, 209, 178, 0.08), var(--bg-1) 60%);
}

.price-card .tier {
  font-family: var(--font-mono);
  font-size: 13px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.price-card.pro .tier {
  color: var(--teal);
}

.price-card .amount {
  font-family: var(--font-display);
  font-size: 40px;
  margin: 10px 0 4px;
}

.price-card .amount small {
  font-family: var(--font-body);
  font-size: 15px;
  color: var(--muted);
  font-weight: 400;
}

.price-list {
  list-style: none;
  padding: 0;
  margin: 22px 0 0;
  display: flex;
  flex-direction: column;
  gap: 10px;
  font-size: 15px;
  color: var(--fg);
}

.price-list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
}

.price-list li::before {
  content: "";
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--teal);
  margin-top: 8px;
  flex-shrink: 0;
}

/* footer */

.site-footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
}

.site-footer .container {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  justify-content: space-between;
  align-items: center;
}

.footer-links {
  display: flex;
  gap: 22px;
  font-size: 14px;
}

.footer-links a {
  color: var(--muted);
}

.disclaimer {
  font-size: 12.5px;
  color: var(--muted);
  max-width: 640px;
  line-height: 1.6;
}

/* ---------- legal page ---------- */

.legal {
  padding: 56px 0 96px;
}

.legal .container {
  max-width: 720px;
}

.legal h1 {
  font-size: clamp(28px, 5vw, 38px);
}

.legal .updated {
  color: var(--muted);
  font-family: var(--font-mono);
  font-size: 13px;
  margin: 10px 0 40px;
}

.legal h2 {
  font-size: 20px;
  margin: 40px 0 12px;
  color: var(--teal);
}

.legal p, .legal li {
  color: var(--fg);
  font-size: 15.5px;
  line-height: 1.75;
}

.legal ul {
  padding-left: 20px;
}

.legal li {
  margin-bottom: 8px;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-mono);
  font-size: 13px;
  margin-bottom: 32px;
}