:root {
  --bg-dark: #0f172a;
  --bg-card: #1e293b;
  --accent: #ffd700;
  --accent-dim: rgba(255, 215, 0, 0.15);
  --text: #f8fafc;
  --text-muted: #94a3b8;
  --border: rgba(255, 255, 255, 0.08);
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: var(--bg-dark);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

.container {
  max-width: 1000px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1rem 0;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

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

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
}

.nav a {
  color: var(--text-muted);
  text-decoration: none;
  margin-left: 1.5rem;
  font-weight: 500;
  transition: color 0.2s;
}

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

/* Hero */
.hero {
  position: relative;
  padding: 8rem 0 6rem;
  text-align: center;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 600px;
  height: 400px;
  background: radial-gradient(ellipse, var(--accent-dim) 0%, transparent 70%);
  pointer-events: none;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  margin-bottom: 1rem;
  letter-spacing: -0.02em;
}

.hero-sub {
  font-size: 1.2rem;
  color: var(--text-muted);
  max-width: 500px;
  margin: 0 auto 2rem;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.9rem 1.8rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), #e6c200);
  color: #0f172a;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(255, 215, 0, 0.3);
}

/* Features */
.features {
  padding: 4rem 0;
}

.features h2 {
  text-align: center;
  font-size: 1.75rem;
  margin-bottom: 2.5rem;
  color: var(--text);
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1.5rem;
}

.feature-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 1.5rem;
  transition: border-color 0.2s, transform 0.2s;
}

.feature-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
}

.feature-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
  opacity: 0.9;
}

.feature-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--accent);
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--text-muted);
}

/* Download */
.download {
  padding: 4rem 0;
  text-align: center;
}

.download h2 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.download p {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.btn-store {
  background: var(--bg-card);
  color: var(--text);
  border: 2px solid var(--accent);
}

.btn-store:hover {
  background: var(--accent-dim);
  transform: translateY(-2px);
}

/* Contact */
.contact {
  padding: 4rem 0;
  text-align: center;
  background: rgba(0, 0, 0, 0.2);
}

.contact h2 {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.contact-desc {
  color: var(--text-muted);
  margin-bottom: 1.5rem;
}

.btn-contact {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--bg-card);
  color: var(--text);
  border: 2px solid var(--accent);
  padding: 0.9rem 1.5rem;
  border-radius: 12px;
  font-weight: 500;
  text-decoration: none;
  transition: background 0.2s, transform 0.2s;
}

.btn-contact:hover {
  background: var(--accent-dim);
  transform: translateY(-2px);
}

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

.footer-links {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 1rem;
}

.footer-links a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
}

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

.footer-copy {
  font-size: 0.85rem;
  color: var(--text-muted);
}

/* Legal pages */
.legal {
  padding: 6rem 0 4rem;
}

.legal h1 {
  font-size: 1.75rem;
  margin-bottom: 1.5rem;
}

.legal h2 {
  font-size: 1.2rem;
  margin-top: 2rem;
  margin-bottom: 0.75rem;
  color: var(--accent);
}

.legal p, .legal ul {
  color: var(--text-muted);
  margin-bottom: 1rem;
}

.legal ul {
  padding-left: 1.5rem;
}

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

.legal a:hover {
  text-decoration: underline;
}

.legal .back {
  display: inline-block;
  margin-bottom: 2rem;
  color: var(--text-muted);
  font-size: 0.9rem;
}

.legal .back:hover {
  color: var(--accent);
}