/* LezGo landing — minimal, readable, mobile-first */

:root {
  --bg: #0f1419;
  --surface: #1a2332;
  --text: #e6edf3;
  --text-muted: #8b949e;
  --accent: #58a6ff;
  --accent-hover: #79b8ff;
  --border: #30363d;
  --radius: 12px;
  --font: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--text);
  background: var(--bg);
  -webkit-font-smoothing: antialiased;
}

.container {
  width: 100%;
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

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

a:hover {
  color: var(--accent-hover);
  text-decoration: underline;
}

/* Header */
.header {
  padding: 1rem 0;
  border-bottom: 1px solid var(--border);
}

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

.logo {
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--text);
  text-decoration: none;
}

.logo:hover {
  color: var(--text);
  text-decoration: none;
}

.nav {
  display: flex;
  gap: 1.5rem;
}

.nav a {
  color: var(--text-muted);
  font-weight: 500;
}

.nav a:hover {
  color: var(--text);
}

/* Hero */
.hero {
  padding: 4rem 0 5rem;
  text-align: center;
}

.hero h1 {
  margin: 0 0 1rem;
  font-size: clamp(1.75rem, 5vw, 2.75rem);
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

.hero-sub {
  margin: 0 0 2.5rem;
  font-size: 1.125rem;
  color: var(--text-muted);
  max-width: 36em;
  margin-left: auto;
  margin-right: auto;
}

.cta-label {
  margin: 0 0 0.75rem;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--text-muted);
}

.store-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
  margin-bottom: 1rem;
}

.store-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  background: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-weight: 600;
  text-decoration: none;
}

.store-link:hover {
  background: #252d3a;
  color: var(--accent);
  text-decoration: none;
  border-color: var(--accent);
}

.store-icon {
  font-size: 0.9em;
  opacity: 0.8;
}

.store-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  max-width: 28em;
  margin: 0 auto;
}

.store-note code {
  font-size: 0.9em;
  padding: 0.15em 0.4em;
  background: var(--surface);
  border-radius: 4px;
  color: var(--text-muted);
}

/* How it works */
.how {
  padding: 3rem 0 4rem;
  background: var(--surface);
}

.how h2,
.advertise h2 {
  margin: 0 0 1.5rem;
  font-size: 1.5rem;
  font-weight: 700;
  text-align: center;
}

.cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 640px) {
  .cards {
    grid-template-columns: repeat(3, 1fr);
  }
}

.card {
  padding: 1.5rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: var(--radius);
}

.card-num {
  display: inline-block;
  width: 2rem;
  height: 2rem;
  line-height: 2rem;
  text-align: center;
  background: var(--accent);
  color: var(--bg);
  font-weight: 700;
  font-size: 0.875rem;
  border-radius: 50%;
  margin-bottom: 1rem;
}

.card h3 {
  margin: 0 0 0.5rem;
  font-size: 1.1rem;
  font-weight: 600;
}

.card p {
  margin: 0;
  font-size: 0.9375rem;
  color: var(--text-muted);
}

/* Advertise */
.advertise {
  padding: 3rem 0 4rem;
  text-align: center;
}

.advertise p {
  margin: 0 0 1.5rem;
  color: var(--text-muted);
  max-width: 32em;
  margin-left: auto;
  margin-right: auto;
}

.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-family: var(--font);
  font-size: 1rem;
  font-weight: 600;
  border-radius: var(--radius);
  text-decoration: none;
  cursor: pointer;
  border: none;
}

.btn-secondary {
  background: var(--accent);
  color: var(--bg);
}

.btn-secondary:hover {
  background: var(--accent-hover);
  color: var(--bg);
  text-decoration: none;
}

/* Footer */
.footer {
  padding: 2rem 0;
  border-top: 1px solid var(--border);
  text-align: center;
}

.footer p {
  margin: 0 0 0.5rem;
  font-size: 0.875rem;
  color: var(--text-muted);
}

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

.footer a:hover {
  color: var(--text);
}

.footer-links {
  margin-top: 0.5rem;
}