:root {
  --bg: #0b2a3a;
  --bg-alt: #0f3446;
  --card: #0e3a53;
  --text: #eaf6ff;
  --muted: #b7d3e6;
  --primary: #3dd6c4;
  --accent: #6ac8ff;
  --shadow: rgba(0, 0, 0, 0.4);
  --glass: rgba(255,255,255,0.10);
  --pink: #ff8fc3;
  --violet: #b38bff;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  color: var(--text);
  background: radial-gradient(1200px 800px at 10% 10%, #134968, #092130 60%), linear-gradient(180deg, #0a2433, #081b28);
}

.site-header {
  position: sticky; top: 0; z-index: 10;
  backdrop-filter: saturate(140%) blur(10px);
  background: rgba(8, 27, 40, 0.6);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.nav {
  max-width: 1100px; margin: 0 auto; padding: 12px 20px;
  display: flex; align-items: center; justify-content: space-between;
}
.brand { display: inline-flex; align-items: center; gap: 10px; color: var(--text); text-decoration: none; font-weight: 700; letter-spacing: 0.2px; }
.brand img { 
  filter: drop-shadow(0 2px 6px var(--shadow));
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}
.nav-links { display: flex; gap: 18px; align-items: center; }
.nav a { color: var(--muted); text-decoration: none; transition: color .2s ease; }
.nav a:hover { color: var(--text); }
.cta-link { color: var(--primary); font-weight: 600; }

.hero {
  position: relative;
  display: grid; place-items: center; padding: 100px 20px 56px;
}
.hero-bg { position: absolute; inset: 0; overflow: hidden; pointer-events: none; }
.hero-bg::before,
.hero-bg::after {
  content: ""; position: absolute; width: 680px; height: 680px; border-radius: 50%; filter: blur(90px);
  opacity: 0.28; mix-blend-mode: screen; animation: float 14s ease-in-out infinite;
}
.hero-bg::before { background: radial-gradient(circle at 30% 30%, #3dd6c4, transparent 60%); left: -140px; top: -160px; }
.hero-bg::after  { background: radial-gradient(circle at 70% 70%, #6ac8ff, transparent 60%); right: -140px; bottom: -160px; animation-delay: -5s; }

.hero-inner { max-width: 1000px; text-align: center; }
.hero-logo { 
  width: 90px; 
  height: 90px; 
  margin-bottom: 18px; 
  border-radius: 20px;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3), 0 8px 16px rgba(0, 0, 0, 0.2);
  filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}
.kicker { color: var(--muted); letter-spacing: .18em; text-transform: uppercase; font-size: 12px; margin: 0 0 8px; }
.display { font-size: clamp(40px, 8vw, 84px); line-height: 1.05; margin: 6px 0 10px; font-weight: 800; }
.gradient-text { background: linear-gradient(120deg, #eaf6ff, #9be7ff 30%, #3dd6c4 70%); -webkit-background-clip: text; background-clip: text; color: transparent; }
.lead { font-size: clamp(16px, 2.4vw, 22px); }
.subtitle { color: var(--muted); margin: 0 auto 18px; max-width: 760px; line-height: 1.6; }
.note { color: var(--muted); font-size: 14px; margin-top: 10px; opacity: 0.9; }

/* Oversized modern display and hashtags */
.display-xxl {
  font-size: clamp(48px, 10vw, 120px);
  line-height: 0.95;
  letter-spacing: -0.02em;
  margin: 10px 0 14px;
  font-weight: 900;
  background: linear-gradient(100deg, #fff, #c9f6ff 30%, var(--primary) 65%, var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
.hashtags {
  margin: 10px auto 16px;
  display: flex; flex-wrap: wrap; gap: 10px; justify-content: center;
}
.hashtags .tag {
  font-size: clamp(14px, 2.2vw, 22px);
  font-weight: 800;
  color: #031a23;
  background: linear-gradient(120deg, var(--pink), var(--violet));
  padding: 10px 14px; border-radius: 999px;
  box-shadow: 0 8px 24px -12px var(--shadow);
}

.button {
  display: inline-block; padding: 10px 16px; border-radius: 10px;
  background: rgba(255,255,255,0.06); color: var(--text); text-decoration: none;
  border: 1px solid rgba(255,255,255,0.08); box-shadow: 0 8px 20px -10px var(--shadow);
  transition: transform .12s ease, background .2s ease, box-shadow .2s ease;
}
.button:hover { transform: translateY(-1px); background: rgba(255,255,255,0.1); box-shadow: 0 10px 24px -12px var(--shadow); }
.button.primary { background: linear-gradient(120deg, var(--primary), var(--accent)); color: #03222d; border: none; font-weight: 700; }
.button + .button { margin-left: 10px; }
.button.xlarge { padding: 14px 22px; border-radius: 14px; font-size: 18px; }
.button.ghost { background: transparent; border: 1px solid rgba(255,255,255,0.2); }

.section { padding: 56px 20px; }
.section.alt { background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.0)); }
.section-inner { max-width: 1100px; margin: 0 auto; }
.section-inner.narrow { max-width: 800px; }
.section-title { font-size: 28px; margin: 0 0 18px; }
.section-title.mega { font-size: clamp(28px, 4.5vw, 44px); }

.feature-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.card {
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px; padding: 16px; box-shadow: 0 16px 40px -26px var(--shadow);
}
.glass {
  background: linear-gradient(180deg, rgba(255,255,255,0.14), rgba(255,255,255,0.06));
  border: 1px solid rgba(255,255,255,0.18);
}
.tilt { transition: transform .2s ease, box-shadow .2s ease, border-color .2s ease; }
.tilt:hover { transform: translateY(-4px) rotate3d(1, -1, 0, 2deg); border-color: rgba(255,255,255,0.22); box-shadow: 0 22px 60px -28px var(--shadow); }

/* Screenshots */
.screenshots { padding: 40px 20px 10px; }
.screenshots .section-inner { max-width: 1200px; }
.screenshot-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 16px; }
.screenshot {
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 24px;
  overflow: hidden;
  box-shadow: 0 30px 80px -40px var(--shadow);
}
.screenshot img { width: 100%; height: auto; display: block; }
.caption { color: var(--muted); font-size: 14px; padding: 10px 12px 14px; text-align: center; }

.site-footer {
  padding: 24px 20px; border-top: 1px solid rgba(255,255,255,0.06);
  background: rgba(8,27,40,0.6); backdrop-filter: blur(8px);
}
.footer-inner { max-width: 1100px; margin: 0 auto; display: flex; justify-content: space-between; align-items: center; color: var(--muted); }
.footer-nav { display: flex; gap: 8px; align-items: center; }
.footer-nav a { color: var(--muted); text-decoration: none; }
.footer-nav a:hover { color: var(--text); }

/* Blog index enhancements */
.blog-hero {
  padding: 56px 20px 24px;
  background: linear-gradient(180deg, rgba(255,255,255,0.06), rgba(255,255,255,0.02));
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.blog-hero .title {
  font-size: clamp(28px, 5vw, 56px);
  font-weight: 900;
  margin: 0 0 8px;
}
.blog-controls { display: flex; flex-wrap: wrap; gap: 10px; align-items: center; margin-top: 12px; }
.search-input {
  flex: 1 1 260px;
  padding: 12px 14px;
  border-radius: 12px;
  border: 1px solid rgba(255,255,255,0.14);
  background: rgba(255,255,255,0.06);
  color: var(--text);
}
.chip {
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.16);
  background: rgba(255,255,255,0.05);
  color: var(--muted);
  cursor: pointer;
}
.chip.active { color: #06202a; background: linear-gradient(120deg, var(--primary), var(--accent)); border: none; font-weight: 700; }

.blog-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; }
.blog-card {
  position: relative;
  overflow: hidden;
}
.blog-card .tags { display: flex; flex-wrap: wrap; gap: 8px; margin: 8px 0 10px; }
.blog-card .tag { font-size: 12px; padding: 4px 8px; border-radius: 999px; background: rgba(255,255,255,0.08); color: var(--muted); border: 1px solid rgba(255,255,255,0.12); }
.read-more { display: inline-block; margin-top: 10px; font-weight: 700; color: var(--primary); text-decoration: none; }
.read-more:hover { opacity: .9; }

/* Long-form typography */
.post-content {
  font-size: 18px; line-height: 1.75;
}
.post-content h2 { font-size: 26px; margin-top: 28px; }
.post-content h3 { font-size: 20px; margin-top: 22px; }
.post-content img { max-width: 100%; border-radius: 12px; }

/* Download CTA */
.download { padding: 48px 20px 56px; }
.store-badges { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin-top: 12px; }
.badge {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 12px 18px; border-radius: 14px; font-weight: 800; letter-spacing: 0.2px;
  background: linear-gradient(120deg, var(--primary), var(--accent)); color: #06202a;
  border: none; text-decoration: none; box-shadow: 0 16px 40px -26px var(--shadow);
}
.badge.secondary {
  background: transparent; color: var(--text); border: 1px solid rgba(255,255,255,0.2);
}
.badge small { font-weight: 600; opacity: .9; }

/* Social proof */
.testimonials { padding: 40px 20px; }
.testimonial-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.testimonial {
  background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px; padding: 18px; box-shadow: 0 16px 40px -26px var(--shadow);
}
.testimonial .author { margin-top: 10px; color: var(--muted); font-size: 14px; font-weight: 600; }

/* FAQ */
.faq { padding: 40px 20px 56px; }
.faq details { background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.1); border-radius: 14px; padding: 12px 14px; }
.faq details + details { margin-top: 10px; }
.faq summary { cursor: pointer; font-weight: 700; }
.faq p { color: var(--muted); margin: 8px 0 0; }

/* Sticky CTA bar */
.sticky-cta {
  position: fixed; left: 0; right: 0; bottom: 0; z-index: 50;
  background: rgba(6,22,31,.85); backdrop-filter: blur(8px);
  border-top: 1px solid rgba(255,255,255,0.08);
}
.sticky-cta-inner { max-width: 1100px; margin: 0 auto; padding: 10px 16px; display: flex; align-items: center; justify-content: space-between; gap: 12px; }
.sticky-cta .title { font-weight: 800; letter-spacing: .2px; }
.sticky-cta .actions { display: flex; gap: 10px; }

@media (prefers-reduced-motion: no-preference) {
  .hero-inner { animation: rise 500ms ease-out both; }
  @keyframes rise { from { transform: translateY(6px); opacity: .0; } to { transform: translateY(0); opacity: 1; } }
  @keyframes float {
    0% { transform: translateY(0) scale(1); }
    50% { transform: translateY(-12px) scale(1.02); }
    100% { transform: translateY(0) scale(1); }
  }
}