:root {
  --accent: #007394;
  --accent-light: #0097be;
  --accent-dark: #005a73;
  --bg: #0a1620;
  --bg-elevated: #122230;
  --bg-card: #1a2f42;
  --text: #eef4f8;
  --text-muted: #9eb4c4;
  --border: rgba(255, 255, 255, 0.08);
  --radius: 16px;
  --max-width: 1120px;
  --font: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

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

html { scroll-behavior: smooth; }

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

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

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

.container {
  width: min(100% - 2rem, var(--max-width));
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(10, 22, 32, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.85rem 0;
  gap: 1rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.15rem;
}

.brand:hover { text-decoration: none; }

.brand img {
  width: 40px;
  height: 40px;
  border-radius: 10px;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  flex-wrap: wrap;
}

.nav a {
  color: var(--text-muted);
  font-size: 0.95rem;
  font-weight: 500;
  text-decoration: none;
}

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

.nav-toggle {
  display: none;
  background: none;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.4rem 0.65rem;
  border-radius: 8px;
  cursor: pointer;
  font-size: 1.1rem;
}

/* Hero */
.hero {
  padding: 4rem 0 3rem;
  background:
    radial-gradient(ellipse 80% 60% at 50% -10%, rgba(0, 115, 148, 0.35), transparent),
    var(--bg);
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 1rem;
}

.hero .lead {
  font-size: 1.125rem;
  color: var(--text-muted);
  margin-bottom: 1.75rem;
  max-width: 34ch;
}

.hero-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.25rem;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: transform 0.15s, background 0.15s;
}

.btn:hover { text-decoration: none; transform: translateY(-1px); }

.btn-primary {
  background: var(--accent);
  color: white;
}

.btn-primary:hover { background: var(--accent-light); color: white; }

.btn-secondary {
  background: var(--bg-card);
  color: var(--text);
  border: 1px solid var(--border);
}

.phone-showcase {
  position: relative;
  display: flex;
  justify-content: center;
}

.phone-frame {
  width: min(100%, 280px);
  border-radius: 32px;
  padding: 10px;
  background: linear-gradient(145deg, #2a3f52, #0d1820);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.5), 0 0 0 1px rgba(255,255,255,0.06);
}

.phone-frame img {
  border-radius: 24px;
  width: 100%;
  aspect-ratio: 1170 / 2532;
  object-fit: cover;
  object-position: top;
}

/* Sections */
section { padding: 4rem 0; }

.section-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  margin-bottom: 0.5rem;
  letter-spacing: -0.02em;
}

.section-sub {
  color: var(--text-muted);
  margin-bottom: 2.5rem;
  max-width: 60ch;
}

.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.25rem;
}

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

.feature-card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
  color: var(--accent-light);
}

.feature-card p {
  color: var(--text-muted);
  font-size: 0.925rem;
}

.premium-box {
  background: linear-gradient(135deg, rgba(0,115,148,0.2), rgba(0,115,148,0.05));
  border: 1px solid rgba(0, 151, 190, 0.3);
  border-radius: var(--radius);
  padding: 2rem;
}

.premium-box ul {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 0.65rem 1.5rem;
  margin-top: 1rem;
}

.premium-box li {
  font-size: 0.925rem;
  color: var(--text-muted);
  padding-left: 1.25rem;
  position: relative;
}

.premium-box li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent-light);
  font-weight: 700;
}

/* Screenshot gallery */
.gallery {
  display: flex;
  gap: 1rem;
  overflow-x: auto;
  padding-bottom: 1rem;
  scroll-snap-type: x mandatory;
  -webkit-overflow-scrolling: touch;
}

.gallery-item {
  flex: 0 0 auto;
  scroll-snap-align: center;
  width: 220px;
}

.gallery-item img {
  border-radius: 20px;
  border: 1px solid var(--border);
  box-shadow: 0 12px 32px rgba(0,0,0,0.35);
}

.gallery-item figcaption {
  text-align: center;
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
}

/* Legal / support pages */
.page-hero {
  padding: 3rem 0 2rem;
  border-bottom: 1px solid var(--border);
}

.page-hero h1 { font-size: 2rem; margin-bottom: 0.35rem; }

.page-hero .meta { color: var(--text-muted); font-size: 0.95rem; }

.legal-content, .support-content {
  padding: 2.5rem 0 4rem;
  max-width: 720px;
}

.legal-content h2, .support-content h2 {
  font-size: 1.15rem;
  margin: 2rem 0 0.65rem;
  color: var(--accent-light);
}

.legal-content h2:first-child { margin-top: 0; }

.legal-content p, .support-content p {
  color: var(--text-muted);
  font-size: 0.925rem;
  margin-bottom: 0.85rem;
}

.legal-content ul, .support-content ul {
  color: var(--text-muted);
  font-size: 0.925rem;
  margin: 0.5rem 0 1rem 1.25rem;
}

.legal-content li, .support-content li { margin-bottom: 0.35rem; }

.support-content .tab-block {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-bottom: 1.25rem;
}

.support-content .tab-block h3 {
  font-size: 1.1rem;
  margin-bottom: 0.35rem;
}

.support-content .tab-block .tab-sub {
  color: var(--accent-light);
  font-size: 0.875rem;
  margin-bottom: 1rem;
}

.faq dt {
  font-weight: 600;
  margin-top: 1.25rem;
  margin-bottom: 0.35rem;
}

.faq dd {
  color: var(--text-muted);
  font-size: 0.925rem;
  margin-left: 0;
}

.contact-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1.5rem;
  margin-top: 2rem;
}

/* Footer */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 2.5rem 0;
  margin-top: 2rem;
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 2rem;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1.25rem;
}

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

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

.footer-copy {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 1.5rem;
}

.disclaimer {
  font-size: 0.8rem;
  color: var(--text-muted);
  opacity: 0.85;
  margin-top: 1rem;
  max-width: 70ch;
}

/* Responsive */
@media (max-width: 768px) {
  .nav-toggle { display: block; }

  .nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background: var(--bg-elevated);
    border-bottom: 1px solid var(--border);
    padding: 1rem;
  }

  .nav.open { display: flex; }

  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero .lead { margin-inline: auto; }

  .hero-badges { justify-content: center; }

  .phone-showcase { order: -1; }
}