:root {
  --bg: #090b0d;
  --bg-soft: #11161b;
  --panel: rgba(16, 21, 27, 0.9);
  --panel-2: #161c22;
  --line: rgba(255, 255, 255, 0.08);
  --text: #f5f7fa;
  --muted: #b8c0c8;
  --orange: #f97316;
  --orange-2: #ff9f1c;
  --shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
  --radius: 24px;
  --radius-sm: 18px;
  --max: 1240px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top right, rgba(249, 115, 22, 0.16), transparent 28%),
    linear-gradient(180deg, #13181d 0%, #080a0c 100%);
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.container {
  width: min(var(--max), calc(100% - 32px));
  margin: 0 auto;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(7, 9, 11, 0.9);
  border-bottom: 1px solid var(--line);
}

.topbar .inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  min-height: 84px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
}

.brand-badge {
  padding: 10px;
  border-radius: 20px;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
}

.brand-badge img {
  height: 56px;
  width: auto;
}

.brand-title {
  font-size: 15px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.22em;
}

.brand-subtitle {
  margin-top: 4px;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.28em;
  color: var(--orange-2);
}

.nav-toggle {
  display: none;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
  border-radius: 14px;
  padding: 10px 12px;
  cursor: pointer;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
}

.nav-links a {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  color: var(--muted);
  transition: 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active { color: var(--orange-2); }

.hero {
  position: relative;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
}

.hero::before,
.section-band::before {
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  opacity: 0.28;
  pointer-events: none;
}

.hero .container {
  position: relative;
  padding: 88px 0 92px;
}

.eyebrow {
  display: inline-block;
  margin-bottom: 18px;
  color: var(--orange-2);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.34em;
}

.hero h1,
.page-hero h1 {
  margin: 0;
  font-size: clamp(2.8rem, 7vw, 5.6rem);
  line-height: 0.98;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.03em;
  max-width: 920px;
}

.lead {
  margin-top: 24px;
  max-width: 760px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.85;
}

.actions {
  margin-top: 34px;
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 52px;
  padding: 0 24px;
  border-radius: 18px;
  border: 1px solid var(--line);
  font-size: 13px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.22em;
  transition: transform 0.2s ease, background 0.2s ease, border-color 0.2s ease;
}

.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(90deg, var(--orange), var(--orange-2));
  color: #0d1116;
  border-color: rgba(255, 159, 28, 0.7);
}
.btn-secondary {
  background: rgba(255,255,255,0.03);
  color: var(--text);
}
.btn-secondary:hover { border-color: rgba(255,255,255,0.2); }

.stats-grid,
.card-grid,
.product-grid,
.choose-grid,
.page-grid {
  display: grid;
  gap: 22px;
}

.stats-grid { grid-template-columns: repeat(3, 1fr); margin-top: 56px; }
.card-grid { grid-template-columns: repeat(4, 1fr); }
.product-grid { grid-template-columns: repeat(3, 1fr); }
.choose-grid { grid-template-columns: repeat(2, 1fr); }
.page-grid { grid-template-columns: repeat(5, 1fr); }

.card,
.stat-card,
.product-card,
.choose-card,
.page-card,
.contact-card,
.contact-panel,
.info-panel {
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(20, 26, 32, 0.95), rgba(11, 15, 19, 0.95));
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.stat-card,
.card,
.product-card,
.choose-card,
.page-card { padding: 26px; }

.accent-line {
  width: 56px;
  height: 6px;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--orange), var(--orange-2));
  margin-bottom: 16px;
}

.stat-card h3,
.page-card h3,
.card h3,
.product-card h3,
.choose-card h3,
.contact-card h3 {
  margin: 0;
  font-size: 1.1rem;
  font-weight: 800;
}

.card-number,
.choose-number,
.page-label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 54px;
  min-height: 54px;
  border-radius: 16px;
  border: 1px solid var(--line);
  background: rgba(0,0,0,0.2);
  color: var(--orange-2);
  font-weight: 900;
  letter-spacing: 0.08em;
  margin-bottom: 18px;
}

.copy,
.card p,
.product-card p,
.choose-card p,
.page-card p,
.contact-card p,
.info-panel p,
.checklist li,
.contact-list li {
  color: var(--muted);
  line-height: 1.8;
  font-size: 0.97rem;
}

.section,
.section-band,
.page-hero {
  position: relative;
  padding: 84px 0;
}

.section-band { background: rgba(255,255,255,0.02); border-block: 1px solid var(--line); overflow: hidden; }

.section-head {
  display: flex;
  justify-content: space-between;
  align-items: end;
  gap: 20px;
  margin-bottom: 40px;
}

.section-head h2,
.page-title {
  margin: 10px 0 0;
  font-size: clamp(2rem, 4vw, 3.6rem);
  line-height: 1.04;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.03em;
}

.section-head p { max-width: 620px; }
.center { text-align: center; }
.center .section-head { justify-content: center; }
.center .section-head p { margin-inline: auto; }

.checklist,
.contact-list {
  padding: 0;
  margin: 28px 0 0;
  list-style: none;
}

.checklist li,
.contact-list li {
  position: relative;
  padding-left: 24px;
  margin-bottom: 16px;
}

.checklist li::before,
.contact-list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 11px;
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: linear-gradient(180deg, var(--orange), var(--orange-2));
}

.info-panel {
  padding: 34px;
}

.contact-wrap {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 26px;
}

.contact-panel { padding: 32px; }
.contact-form {
  display: grid;
  gap: 14px;
}
.contact-row {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 14px;
}
input, textarea {
  width: 100%;
  border-radius: 16px;
  border: 1px solid rgba(255,255,255,0.1);
  background: rgba(0,0,0,0.22);
  color: var(--text);
  padding: 15px 16px;
  font: inherit;
}
input::placeholder, textarea::placeholder { color: #8d98a3; }
textarea { min-height: 160px; resize: vertical; }
input:focus, textarea:focus {
  outline: none;
  border-color: rgba(255, 159, 28, 0.7);
  box-shadow: 0 0 0 3px rgba(249,115,22,0.12);
}

.footer {
  border-top: 1px solid var(--line);
  padding: 26px 0 38px;
  background: #080a0c;
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 18px;
  color: #99a3ad;
  font-size: 0.92rem;
}
.footer-nav {
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}
.footer-nav a:hover { color: var(--orange-2); }

.page-hero { border-bottom: 1px solid var(--line); }
.page-hero p { max-width: 760px; }

.notice {
  margin-top: 22px;
  padding: 16px 18px;
  border-radius: 18px;
  border: 1px solid rgba(255, 159, 28, 0.24);
  background: rgba(249, 115, 22, 0.08);
  color: #ffd0a0;
}

@media (max-width: 1080px) {
  .card-grid { grid-template-columns: repeat(2, 1fr); }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .page-grid { grid-template-columns: repeat(3, 1fr); }
  .contact-wrap, .choose-grid { grid-template-columns: 1fr; }
}

@media (max-width: 820px) {
  .nav-toggle { display: inline-flex; }
  .nav-links {
    display: none;
    position: absolute;
    left: 16px;
    right: 16px;
    top: calc(100% + 10px);
    flex-direction: column;
    align-items: flex-start;
    padding: 18px;
    border-radius: 22px;
    border: 1px solid var(--line);
    background: rgba(7, 9, 11, 0.98);
    box-shadow: var(--shadow);
  }
  .nav-links.open { display: flex; }
  .stats-grid,
  .card-grid,
  .product-grid,
  .page-grid,
  .contact-row { grid-template-columns: 1fr; }
  .section-head,
  .footer-inner { flex-direction: column; align-items: flex-start; }
}

@media (max-width: 560px) {
  .brand-badge img { height: 42px; }
  .container { width: min(var(--max), calc(100% - 22px)); }
  .hero .container, .section, .section-band, .page-hero { padding: 70px 0; }
  .btn { width: 100%; }
}