/* Base styles inspired by clean, modern app landing pages */
:root {
  --bg: #0b0b10;
  --bg-soft: #12121a;
  --card: #181822;
  --text: #eef0f3;
  --muted: #a7adba;
  --primary: #7c5cff;
  --primary-600: #6a47ff;
  --accent: #00e5a8;
  --hero-bg-url: none;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; height: 100%; }
body {
  font-family: 'Inter', system-ui, -apple-system, Segoe UI, Roboto, Ubuntu, 'Helvetica Neue', Arial, sans-serif;
  color: var(--text);
  background: linear-gradient(180deg, #0a0a0f 0%, #0e0e14 100%);
}

/* Prevent sticky mobile bar from covering content on small screens */
@media (max-width: 900px) {
  main { padding-bottom: calc(84px + env(safe-area-inset-bottom)); }
}

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

.container { width: 100%; max-width: 1100px; margin: 0 auto; padding: 0 20px; }
@media (max-width: 480px) { .container { padding: 0 32px; } }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(10, 10, 15, 0.7);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 0;
}
@media (max-width: 480px) { .header-inner { padding: 18px 8px; } }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); font-weight: 700; }
.brand-logo { width: 36px; height: 36px; border-radius: 8px; box-shadow: 0 8px 24px rgba(0,0,0,0.5); }
.brand-name { letter-spacing: 0.3px; }

.nav { display: none; gap: 20px; }
.nav a { color: var(--muted); text-decoration: none; font-weight: 600; }
.nav a:hover { color: var(--text); }

@media (min-width: 900px) { .nav { display: flex; } }

/* Buttons */
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; text-decoration: none; font-weight: 700; border-radius: 12px; padding: 10px 16px; border: 1px solid transparent; }
.btn.primary { background: linear-gradient(135deg, var(--primary) 0%, var(--accent) 100%); color: #0b0b10; }
.btn.primary:hover { filter: brightness(1.05); }
.btn.xl { padding: 14px 22px; font-size: 1.05rem; }
@media (max-width: 480px) {
  .btn { min-height: 44px; padding: 12px 18px; font-size: 1rem; }
}

/* Hero */
.hero { position: relative; overflow: clip; }
.hero { position: relative; overflow: clip; }
@media (max-width: 480px) {
  .hero { padding-left: 8px; padding-right: 8px; }
}
.hero-bg {
  position: absolute; inset: 0; background-image: var(--hero-bg-url);
  background-size: cover; background-position: center;
  filter: saturate(1.05);
}
.hero::after {
  content: ""; position: absolute; inset: 0; background:
    radial-gradient(1200px 400px at 20% 0%, rgba(124, 92, 255, 0.26), transparent 60%),
    radial-gradient(900px 300px at 100% 10%, rgba(0, 229, 168, 0.18), transparent 60%),
    linear-gradient(180deg, rgba(11, 11, 16, 0.75) 0%, #0b0b10 90%);
}
.hero-inner { position: relative; z-index: 1; display: grid; gap: 30px; padding: 72px 0 40px; }
@media (max-width: 480px) { .hero-inner { padding: 64px 0 24px; gap: 22px; } }

@media (min-width: 900px) {
  .hero-inner { grid-template-columns: 1.1fr 0.9fr; align-items: center; padding: 100px 0 60px; }
}

.hero-copy h1 { font-size: 2rem; line-height: 1.15; margin: 0 0 12px; }
.hero-copy .lead { color: var(--muted); font-size: 1.05rem; margin: 0 0 22px; }
@media (max-width: 480px) {
  .hero-copy h1 { font-size: 1.6rem; }
  .hero-copy .lead { font-size: 1rem; margin-bottom: 20px; }
}
.cta-row { display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.cta-sub { color: var(--muted); font-size: 0.95rem; }
@media (max-width: 480px) {
  .cta-row .btn { width: 100%; }
}

.trust-list { display: flex; gap: 18px; margin: 14px 0 0; padding: 0; list-style: none; color: var(--muted); flex-wrap: wrap; }
.trust-list li::before { content: '✓'; color: var(--accent); margin-right: 8px; }

.hero-art { display: flex; align-items: center; justify-content: center; }
.app-icon { width: 180px; height: 180px; border-radius: 24px; box-shadow: 0 30px 70px rgba(0,0,0,0.5); }
@media (max-width: 480px) { .app-icon { width: 140px; height: 140px; } }

/* Sections */
.section { padding: 60px 0; }
.section h2 { font-size: 1.6rem; margin: 0 0 20px; letter-spacing: 0.2px; }
.muted { color: var(--muted); }
@media (max-width: 480px) { .section { padding: 52px 0; } }

.grid-3 { display: grid; grid-template-columns: 1fr; gap: 16px; }
@media (min-width: 800px) { .grid-3 { grid-template-columns: repeat(3, 1fr); gap: 20px; } }

.card { background: var(--card); border: 1px solid rgba(255,255,255,0.06); border-radius: 16px; padding: 20px; box-shadow: 0 8px 20px rgba(0,0,0,0.25); }
.card h3 { margin: 0 0 8px; font-size: 1.1rem; }
.card p { margin: 0; color: var(--muted); }

/* How */
.steps { counter-reset: s; list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
.steps li { background: var(--card); border: 1px solid rgba(255,255,255,0.06); border-radius: 14px; padding: 14px 16px; color: var(--muted); }
.steps li::before { counter-increment: s; content: counter(s) '. '; color: var(--accent); font-weight: 800; margin-right: 6px; }

/* Quotes */
.social-proof .quotes { display: grid; gap: 14px; }
.social-proof blockquote { margin: 0; background: var(--bg-soft); border-left: 3px solid var(--accent); padding: 12px 14px; color: var(--muted); border-radius: 12px; }

/* Download */
.download .download-card {
  display: flex; align-items: center; justify-content: space-between; gap: 20px; flex-wrap: wrap;
  background: linear-gradient(180deg, #13131c 0%, #0f0f16 100%);
  border: 1px solid rgba(255,255,255,0.06); border-radius: 16px; padding: 18px 18px;
}
@media (max-width: 480px) { .download .download-card { padding: 16px; gap: 14px; } }
.badge img { height: 56px; }

/* FAQ */
.faq details { background: var(--card); border: 1px solid rgba(255,255,255,0.06); border-radius: 14px; padding: 12px 16px; margin: 10px 0; }
.faq summary { cursor: pointer; font-weight: 700; }
.faq p { color: var(--muted); margin: 10px 0 0; }

/* Footer */
.site-footer { border-top: 1px solid rgba(255,255,255,0.06); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; gap: 10px; padding: 16px 0; color: var(--muted); }
.footer-inner a { color: var(--muted); text-decoration: none; }
.footer-inner a:hover { color: var(--text); }
@media (max-width: 480px) { .footer-inner { padding: 22px 8px; } }

/* Sticky Mobile CTA */
.mobile-cta { position: sticky; bottom: 0; z-index: 60; background: rgba(15, 15, 22, 0.9); backdrop-filter: blur(10px); border-top: 1px solid rgba(255,255,255,0.08); display: none; }
.mobile-cta-inner { display: flex; align-items: center; justify-content: space-between; gap: 14px; padding: 14px 16px; padding-bottom: calc(16px + env(safe-area-inset-bottom)); }
.mobile-cta-text { color: var(--text); font-weight: 700; }
@media (max-width: 900px) { .mobile-cta { display: block; } }

/* Improve tap targets for nav on mobile */
@media (max-width: 900px) {
  .nav a { padding: 8px 10px; display: inline-block; }
}