:root {
  --bg-dark: #081120;
  --bg-dark-soft: #0e1b31;
  --bg-light: #f6f9ff;
  --bg-light-alt: #edf3fb;
  --surface: #ffffff;
  --text-main: #182332;
  --text-soft: #5e6e81;
  --text-light: #d9e4f4;
  --text-light-soft: #9eb0c8;
  --blue-2: #1e63bd;
  --blue-3: #365edc;
  --wa: #25d366;
  --wa-dark: #1fb85a;
  --line: rgba(90, 115, 146, 0.16);
  --line-dark: rgba(174, 196, 222, 0.16);
  --shadow: 0 18px 48px rgba(10, 24, 46, 0.12);
  --shadow-soft: 0 10px 28px rgba(10, 24, 46, 0.08);
  --gradient-hero: linear-gradient(180deg, #07101e 0%, #0b1730 58%, #13264b 100%);
  --gradient-primary: linear-gradient(135deg, #0b3b82 0%, #1e63bd 60%, #365edc 100%);
  --radius-sm: 14px;
  --radius-md: 22px;
  --container: 1240px;
}

*,
*::before,
*::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Inter", sans-serif;
  color: var(--text-main);
  background: var(--surface);
  line-height: 1.65;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
.container { width: min(var(--container), calc(100% - 40px)); margin: 0 auto; }
.topbar {
  position: sticky; top: 0; z-index: 30; background: rgba(255,255,255,.96);
  backdrop-filter: blur(16px); border-bottom: 1px solid rgba(90,115,146,.12);
  box-shadow: 0 10px 28px rgba(10,24,46,.06);
}
.topbar__inner {
  display: flex; align-items: center; justify-content: space-between; gap: 20px; min-height: 78px;
}
.brand__logo { width: 200px; max-width: min(200px, 42vw); height: auto; }
.topbar__actions { display: flex; align-items: center; gap: 12px; }
.topbar__phone { font-weight: 600; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; min-height: 54px; padding: 0 24px;
  border-radius: 999px; border: 1px solid transparent; font-family: "Manrope", sans-serif; font-weight: 700;
  transition: transform .2s ease, box-shadow .2s ease, background .2s ease, border-color .2s ease;
}
.btn:hover { transform: translateY(-1px); }
.btn--primary { color: #fff; background: var(--gradient-primary); box-shadow: 0 14px 36px rgba(30,99,189,.34); }
.btn--secondary { color: var(--text-main); background: rgba(255,255,255,.95); border-color: rgba(120,145,178,.22); }
.btn--wa {
  color: #fff; background: linear-gradient(135deg, var(--wa) 0%, #2ee071 100%);
  border-color: rgba(37,211,102,.3); box-shadow: 0 14px 36px rgba(37,211,102,.28);
}
.btn--wa:hover { background: linear-gradient(135deg, var(--wa-dark) 0%, #27ce65 100%); }
.btn--large { min-height: 60px; padding: 0 28px; }
.hero { position: relative; overflow: hidden; background: var(--gradient-hero); min-height: calc(100vh - 78px); }
.hero__bg { position: absolute; border-radius: 999px; filter: blur(120px); pointer-events: none; }
.hero__bg--one { inset: 50px auto auto -140px; width: 420px; height: 420px; background: rgba(54,94,220,.22); }
.hero__bg--two { inset: 120px -120px auto auto; width: 520px; height: 520px; background: rgba(30,99,189,.22); }
.hero__grid {
  position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0,1.2fr) minmax(320px,430px);
  gap: 42px; min-height: calc(100vh - 78px); align-items: center; padding: 72px 0;
}
.hero__content { color: #fff; }
.eyebrow {
  display: inline-flex; margin-bottom: 16px; color: #8fb7ff; font-size: .92rem; font-weight: 700;
  letter-spacing: .06em; text-transform: uppercase;
}
.hero h1, .section-heading h2, .cta h2 {
  margin: 0; font-family: "Manrope", sans-serif; font-weight: 800; line-height: 1.08;
}
.hero h1 { max-width: 820px; font-size: clamp(2.7rem, 5.4vw, 4.9rem); }
.text-accent { display: block; color: #cfe1ff; }
.hero__lead { max-width: 760px; margin: 24px 0 0; color: var(--text-light); font-size: 1.18rem; }
.hero__actions, .cta__actions { display: flex; flex-wrap: wrap; gap: 14px; margin-top: 32px; }
.hero__panel { display: grid; gap: 18px; }
.hero-card { border-radius: 28px; box-shadow: var(--shadow); }
.hero-card--stats { display: grid; gap: 16px; padding: 24px; background: #fff; }
.hero-card__label {
  display: block; margin-bottom: 6px; color: var(--text-soft); font-size: .85rem;
  text-transform: uppercase; letter-spacing: .08em;
}
.hero-card--stats strong { display: block; font-family: "Manrope", sans-serif; font-size: 1.05rem; line-height: 1.35; }
.section { padding: 88px 0; }
.section--light { background: var(--surface); }
.section--light-alt { background: var(--bg-light-alt); }
.section--dark { background: linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-dark-soft) 100%); }
.section-heading { max-width: 860px; margin-bottom: 34px; }
.section-heading--light h2, .section-heading--light p { color: #fff; }
.section-heading h2, .cta h2 { font-size: clamp(2rem, 3.4vw, 3rem); }
.section-heading p, .cta__content p { margin: 18px 0 0; color: var(--text-soft); font-size: 1.08rem; }
.section-heading--light p { color: var(--text-light-soft); }
.card-grid { display: grid; gap: 20px; }
.card-grid--three { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.info-card, .system-card, .side-card, .result-card, .qr-card { border-radius: var(--radius-md); }
.info-card {
  padding: 28px; background: var(--bg-light); border: 1px solid var(--line); box-shadow: var(--shadow-soft);
}
.info-card__num {
  display: inline-block; margin-bottom: 16px; color: var(--blue-2); font-family: "Manrope", sans-serif;
  font-weight: 800; letter-spacing: .12em;
}
.info-card h3, .system-card h3, .defect-item h3, .side-card h3, .result-card h3, .qr-card h3 {
  margin: 0 0 10px; font-family: "Manrope", sans-serif; font-size: 1.24rem; line-height: 1.24;
}
.info-card p, .system-card p, .defect-item p, .side-card p, .result-card p, .qr-card p { margin: 0; color: var(--text-soft); }
.system-card {
  min-height: 220px; padding: 28px; background: rgba(255,255,255,.06); border: 1px solid var(--line-dark); color: #fff;
}
.system-card p { color: var(--text-light-soft); }
.split { display: grid; grid-template-columns: minmax(0,1.15fr) minmax(300px,.85fr); gap: 24px; align-items: start; }
.defect-list { display: grid; gap: 18px; }
.defect-item {
  padding: 24px 24px 24px 28px; background: var(--surface); border-left: 4px solid var(--blue-2);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0; box-shadow: var(--shadow-soft);
}
.split__side { display: grid; gap: 18px; }
.side-card { padding: 28px; background: var(--bg-light); border: 1px solid var(--line); }
.side-card--accent { background: linear-gradient(135deg, #0b3b82 0%, #1b4f9c 100%); border-color: transparent; }
.side-card--accent h3, .side-card--accent p { color: #fff; }
.check-list { margin: 0; padding: 0; list-style: none; display: grid; gap: 12px; }
.check-list li { position: relative; padding-left: 28px; color: var(--text-soft); }
.check-list li::before {
  content: ""; position: absolute; top: 10px; left: 0; width: 14px; height: 14px; border-radius: 50%; background: var(--gradient-primary);
}
.result-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
.result-card { padding: 30px; background: #fff; border: 1px solid var(--line); box-shadow: var(--shadow-soft); }
.cta { position: relative; overflow: hidden; background: linear-gradient(180deg, #09111f 0%, #0c1730 100%); }
.cta__bg {
  position: absolute; inset: auto -100px -180px auto; width: 560px; height: 560px; border-radius: 50%;
  background: radial-gradient(circle, rgba(54,94,220,.2) 0%, rgba(54,94,220,0) 70%); filter: blur(20px);
}
.cta__grid {
  position: relative; z-index: 1; display: grid; grid-template-columns: minmax(0,1fr) minmax(280px,360px);
  gap: 28px; align-items: center;
}
.cta__content { color: #fff; }
.cta__content p { color: var(--text-light); }
.qr-card {
  display: grid; gap: 18px; padding: 22px; background: rgba(255,255,255,.96); box-shadow: var(--shadow); max-width: 340px;
}
@media (max-width: 1100px) {
  .hero__grid, .split, .cta__grid, .card-grid--three { grid-template-columns: 1fr; }
  .qr-card { max-width: none; }
}
@media (max-width: 900px) { .result-grid { grid-template-columns: 1fr; } }
@media (max-width: 720px) {
  .container { width: min(var(--container), calc(100% - 28px)); }
  .topbar__inner { display: grid; grid-template-columns: minmax(0,1fr) auto; gap: 12px; align-items: center; padding: 14px 0; }
  .brand__logo { width: 150px; max-width: 48vw; }
  .topbar__phone { display: none; }
  .btn, .btn--primary, .btn--secondary { width: 100%; }
  .hero__grid { min-height: auto; padding: 34px 0 64px; gap: 28px; }
  .hero__lead { font-size: 1.02rem; }
  .info-card, .system-card, .side-card, .result-card, .qr-card { padding: 22px; }
  .section { padding: 68px 0; }
  .hero__actions, .cta__actions { flex-direction: column; }
}