:root {
  color-scheme: light;
  --bg: #f6f7fb;
  --card: #ffffff;
  --text: #0b132b;
  --muted: #5b6478;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --accent: #0f172a;
  --border: #e5e7eb;
  --shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); line-height: 1.6; }
a { color: inherit; text-decoration: none; }
.container { width: min(1200px, 94vw); margin: 0 auto; }
.row { display: flex; gap: 12px; }
.between { justify-content: space-between; }
.center { align-items: center; }
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow);
  padding: 16px;
}
.topbar {
  position: sticky; top: 0; z-index: 30;
  backdrop-filter: blur(8px);
  background: rgba(246, 247, 251, 0.9);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; }
.brand-name { letter-spacing: 0.01em; }
.pill {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 6px 12px; border-radius: 999px;
  background: #e0e7ff; color: var(--primary); font-weight: 700; font-size: 12px;
}
.pill.ghost { background: #e5e7eb; color: var(--accent); }
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  gap: 6px; padding: 12px 16px; border-radius: 12px; font-weight: 700;
  border: 1px solid transparent; cursor: pointer;
  transition: transform 0.16s ease, box-shadow 0.16s ease, background 0.16s ease;
}
.btn.primary { background: var(--primary); color: #fff; box-shadow: 0 14px 26px rgba(37,99,235,.25); }
.btn.primary:hover { background: var(--primary-dark); transform: translateY(-1px); }
.btn.secondary { background: #fff; color: var(--accent); border-color: var(--border); }
.btn.ghost { background: transparent; color: var(--text); border-color: var(--border); }
.btn.full { width: 100%; }
.hero { padding: 72px 0 52px; position: relative; }
.hero-bg::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(120% 80% at 10% 10%, rgba(37,99,235,0.10), transparent),
              radial-gradient(100% 60% at 90% 0%, rgba(15,23,42,0.06), transparent);
  pointer-events: none;
}
.hero-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(360px, 1fr));
  gap: 22px;
  align-items: start;
}
.hero-text { padding: 22px; display: grid; gap: 12px; }
.hero-text h1 { margin: 0; font-size: clamp(30px, 4vw, 44px); line-height: 1.05; }
.hero-text .lead { color: var(--muted); margin: 0; font-size: 17px; }
.eyebrow { text-transform: uppercase; letter-spacing: 0.08em; font-size: 12px; color: var(--primary); font-weight: 800; }
.price { display: flex; gap: 12px; align-items: baseline; }
.price-current { font-size: 26px; font-weight: 800; color: var(--primary); }
.price-old { font-size: 16px; color: #9ca3af; text-decoration: line-through; }
.actions { display: flex; gap: 10px; flex-wrap: wrap; }
.badges { display: flex; gap: 8px; flex-wrap: wrap; }
.media { padding: 16px; position: sticky; top: 78px; }
.about .media { position: relative; top: 0; overflow: hidden; }
.about-visual img { border-radius: 16px; width: 100%; height: auto; display: block; object-fit: cover; }
.shape { position: absolute; border-radius: 999px; filter: blur(40px); opacity: 0.45; }
.shape-1 { width: 280px; height: 180px; background: #93c5fd; top: -40px; left: -60px; }
.shape-2 { width: 220px; height: 140px; background: #c4b5fd; bottom: -20px; right: -40px; }
.about-text { padding: 22px; }
.slider { position: relative; overflow: hidden; border-radius: 14px; }
.slides { position: relative; }
.slide { display: none; }
.slide.active { display: block; }
.slide img { width: 100%; height: auto; display: block; border-radius: 12px; object-fit: cover; }
.slider-controls { position: absolute; inset: 0; display: flex; justify-content: space-between; align-items: center; pointer-events: none; }
.slider-controls .nav {
  pointer-events: all;
  background: rgba(15, 23, 42, 0.55);
  color: #fff; border: 0; width: 38px; height: 38px; border-radius: 50%;
  display: grid; place-items: center; cursor: pointer;
}
.slider-dots { display: flex; gap: 6px; justify-content: center; padding: 10px 0 4px; }
.slider-dots .dot { width: 9px; height: 9px; border-radius: 50%; border: 0; background: #cbd5e1; cursor: pointer; }
.slider-dots .dot.active { background: var(--primary); }
.section { padding: 56px 0; }
.section-head { display: grid; gap: 6px; margin-bottom: 18px; }
.section-head.center { text-align: center; justify-items: center; }
.muted { color: var(--muted); }
.about { padding-top: 12px; }
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 14px; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; }
.feature-card { padding: 18px; display: grid; gap: 10px; }
.icon-badge { width: 34px; height: 34px; border-radius: 10px; background: #e0f2fe; color: #0f172a; display: grid; place-items: center; font-weight: 800; }
.feature-text { font-weight: 700; }
.highlights .list { display: grid; gap: 10px; margin-top: 10px; }
.list-item { display: flex; gap: 10px; color: var(--muted); }
.dot.small { width: 8px; height: 8px; background: var(--primary); border-radius: 50%; margin-top: 8px; }
.accent { background: linear-gradient(145deg, #0f172a, #0b1225); color: #e2e8f0; border: 0; }
.accent .muted { color: #cbd5e1; }
.accent input, .accent textarea { background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.12); color: #fff; }
.accent .btn.secondary { background: #e0e7ff; color: #0f172a; border: 0; }
.form { display: grid; gap: 10px; }
.form-row { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 10px; }
.form input, .form textarea {
  width: 100%; padding: 12px 14px; border-radius: 12px; border: 1px solid var(--border);
  background: #fff; color: var(--text); font-size: 14px;
}
.form-note { font-size: 12px; color: var(--muted); text-align: left; }
.specs .card { padding: 18px; display: grid; gap: 12px; }
.spec-item { display: flex; justify-content: space-between; align-items: center; padding: 10px 12px; border: 1px dashed var(--border); border-radius: 10px; }
.spec-name { font-weight: 700; }
.spec-value { color: var(--muted); }
.seo-text { line-height: 1.8; color: var(--muted); }
.testimonials .testimonial { padding: 18px; display: grid; gap: 8px; }
.testimonial .avatar { width: 38px; height: 38px; border-radius: 12px; background: #e0e7ff; color: var(--primary); display: grid; place-items: center; font-weight: 800; }
.t-name { font-weight: 700; }
.faq details { border: 1px solid var(--border); border-radius: 12px; padding: 14px 16px; background: #fff; }
.faq summary { font-weight: 700; cursor: pointer; }
.faq p { margin: 8px 0 0; color: var(--muted); }
.cta-final .final-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; align-items: center; }
.mini-bullets { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.footer { padding: 18px 0 26px; border-top: 1px solid var(--border); background: #fff; margin-top: 12px; }
.success-message {
  background: #ecfdf3;
  color: #166534;
  border: 1px solid #bbf7d0;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 14px;
}
@media (max-width: 820px) {
  .media { position: relative; top: 0; }
  .topbar { position: sticky; }
}
@media (max-width: 640px) {
  .actions { flex-direction: column; align-items: stretch; }
  .btn { width: 100%; justify-content: center; }
}