:root {
  --bg: #07101d;
  --bg-soft: #0b1729;
  --panel: #0f1f38;
  --panel-2: #12284a;
  --line: #253b60;
  --text: #e9f0fb;
  --muted: #a8b9d3;
  --accent: #4ea2ff;
  --accent-strong: #2f8fff;
}

* { box-sizing: border-box; }
html, body { margin: 0; padding: 0; }
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 10% -10%, #1a3b72 0%, transparent 45%),
    radial-gradient(circle at 90% 0%, #153359 0%, transparent 42%),
    var(--bg);
  line-height: 1.5;
}

.shell { width: min(1120px, 92vw); margin: 0 auto; }

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
  background: rgba(7, 16, 29, 0.68);
}
.topbar-inner {
  min-height: 72px;
  display: grid;
  grid-template-columns: auto 1fr auto;
  align-items: center;
  gap: 16px;
}
.brand {
  display: inline-flex;
  gap: 10px;
  align-items: center;
  color: var(--text);
  text-decoration: none;
  font-weight: 700;
  font-size: 1.1rem;
}
.brand-icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  border: 1px solid rgba(255, 255, 255, 0.2);
}
.topnav {
  justify-self: center;
  display: flex;
  gap: 18px;
}
.topnav a, .footer-links a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 500;
}
.topnav a:hover, .footer-links a:hover { color: var(--text); }

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  padding: 10px 16px;
  text-decoration: none;
  font-weight: 700;
  border: 1px solid transparent;
}
.btn-primary {
  color: white;
  background: linear-gradient(180deg, var(--accent) 0%, var(--accent-strong) 100%);
}
.btn-ghost {
  border-color: var(--line);
  color: var(--text);
  background: rgba(255, 255, 255, 0.02);
}

.hero { padding: 64px 0 48px; }
.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 28px;
  align-items: center;
}
.kicker {
  margin: 0 0 10px;
  color: #8ec0ff;
  font-size: 0.85rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 700;
}
h1 {
  margin: 0 0 14px;
  line-height: 1.08;
  font-size: clamp(2.1rem, 4.6vw, 3.65rem);
}
.hero-text {
  margin: 0;
  color: #c8d7ec;
  font-size: 1.06rem;
  max-width: 58ch;
}
.hero-cta { margin-top: 22px; display: flex; gap: 10px; flex-wrap: wrap; }
.meta { margin-top: 14px; color: var(--muted); font-size: 0.95rem; }

.hero-visual .preview {
  border: 1px solid rgba(210, 228, 255, 0.22);
  border-radius: 14px;
  min-height: 360px;
  position: relative;
  overflow: hidden;
  background:
    radial-gradient(circle at 18% 20%, rgba(118, 173, 255, 0.24), transparent 45%),
    linear-gradient(180deg, #0f223f 0%, #0a1831 100%);
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.3);
}
.hero-shot {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.hero-shot-back {
  position: absolute;
  inset: 0;
  object-position: center;
  opacity: 0.7;
  filter: saturate(0.95);
}
.hero-shot-frame {
  position: absolute;
  right: 16px;
  bottom: 16px;
  width: 72%;
  aspect-ratio: 16 / 10;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid rgba(220, 235, 255, 0.34);
  box-shadow: 0 16px 30px rgba(0, 0, 0, 0.35);
}
.hero-shot-front {
  object-position: center 62%;
}

.trust { padding: 8px 0 20px; }
.trust-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 14px;
}
.trust-item {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 16px;
  background: linear-gradient(180deg, rgba(20, 37, 65, 0.8), rgba(15, 30, 53, 0.8));
}
.trust-item h3 { margin: 0 0 6px; font-size: 1.02rem; }
.trust-item p { margin: 0; color: #c4d2e9; font-size: 0.95rem; }

.section { padding: 56px 0; }
.alt {
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(10, 20, 37, 0.55);
}
.section-head h2 {
  margin: 0;
  font-size: clamp(1.45rem, 2.8vw, 2.2rem);
}

.feature-grid, .use-grid {
  margin-top: 20px;
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.use-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.compare-grid {
  margin-top: 20px;
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(2, minmax(0, 1fr));
}
.feature-card, .use-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px;
  background: rgba(17, 33, 58, 0.82);
}
.feature-card h3, .use-card h3 { margin: 0 0 8px; font-size: 1.08rem; }
.feature-card p, .use-card p { margin: 0; color: #c9d8ef; }
.shots-row {
  margin-top: 18px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}
.shot-real {
  margin: 0;
  border: 1px solid var(--line);
  border-radius: 10px;
  background: rgba(15, 30, 53, 0.8);
  overflow: hidden;
}
.shot-real img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  display: block;
}
.shot-real:first-child img { object-position: center 62%; }
.shot-real:last-child img { object-position: center 64%; }
.shot-real figcaption {
  padding: 10px 12px 12px;
  color: #c9d8ef;
  font-size: 0.92rem;
}
.compare-card {
  border-radius: 10px;
  padding: 18px;
  border: 1px solid var(--line);
  background: rgba(17, 33, 58, 0.82);
}
.compare-card.good { border-color: #2c6fbe; background: rgba(18, 40, 74, 0.84); }
.compare-card.bad { border-color: #5a3a46; background: rgba(40, 23, 32, 0.75); }
.compare-card h3 { margin: 0 0 10px; }
.compare-card ul {
  margin: 0;
  padding-left: 18px;
  color: #cdd9ed;
}
.compare-card li { margin: 8px 0; }

.steps-grid {
  margin-top: 20px;
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.step-card {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px;
  background: rgba(17, 33, 58, 0.8);
}
.step-num {
  display: inline-flex;
  width: 28px;
  height: 28px;
  border-radius: 999px;
  align-items: center;
  justify-content: center;
  background: rgba(78, 162, 255, 0.2);
  border: 1px solid rgba(130, 188, 255, 0.4);
  color: #dceeff;
  font-weight: 700;
  margin-bottom: 10px;
}
.step-card h3 { margin: 0 0 8px; }
.step-card p { margin: 0; color: #c9d8ef; }

.mini-faq-grid {
  margin-top: 20px;
  display: grid;
  gap: 14px;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}
.mini-faq-item {
  border: 1px solid var(--line);
  border-radius: 10px;
  padding: 18px;
  background: rgba(16, 30, 52, 0.8);
}
.mini-faq-item h3 { margin: 0 0 8px; font-size: 1.02rem; }
.mini-faq-item p { margin: 0; color: #c9d8ef; }

.cta { padding-top: 44px; padding-bottom: 64px; }
.cta-inner {
  border: 1px solid #35507b;
  border-radius: 14px;
  padding: 24px;
  background: linear-gradient(130deg, #13284a 0%, #10203b 100%);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
}
.cta h2 { margin: 0 0 6px; }
.cta p { margin: 0; color: #c9d8ef; }

.footer {
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  padding: 20px 0;
}
.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.footer-inner p { margin: 0; color: var(--muted); }
.footer-links { display: flex; gap: 16px; }

@media (max-width: 980px) {
  .topbar-inner { grid-template-columns: auto 1fr; }
  .topnav { display: none; }
  .hero-grid, .trust-grid, .feature-grid, .use-grid, .compare-grid, .steps-grid, .mini-faq-grid, .shots-row { grid-template-columns: 1fr; }
  .cta-inner { flex-direction: column; align-items: flex-start; }
}