* { box-sizing: border-box; }

:root {
  --bg: #0b0f14;
  --bg-soft: #151b23;
  --text: #121826;
  --muted: #687384;
  --line: #e3e7ee;
  --accent: #d12626;
  --accent-2: #f28c28;
  --white: #ffffff;
  --surface: #f6f7f9;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.6;
}

a { color: inherit; text-decoration: none; }

.container {
  width: min(1140px, calc(100% - 32px));
  margin: 0 auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(255, 255, 255, 0.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(12px);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 76px;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  font-weight: 900;
  letter-spacing: 0.03em;
}

.logo img {
  width: 42px;
  height: 42px;
  object-fit: contain;
}

.nav {
  display: flex;
  gap: 20px;
  color: #374151;
  font-size: 14px;
}

.nav a:hover { color: var(--accent); }

.menu-button {
  display: none;
  border: 0;
  background: transparent;
  font-size: 28px;
}

.hero {
  color: var(--white);
  background:
    radial-gradient(circle at 82% 18%, rgba(242, 140, 40, 0.28), transparent 26%),
    radial-gradient(circle at 10% 0%, rgba(209, 38, 38, 0.22), transparent 34%),
    linear-gradient(135deg, #07090d, #111827 55%, #27120c);
  padding: 104px 0;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.35fr 0.8fr;
  gap: 48px;
  align-items: center;
}

.eyebrow {
  margin: 0 0 12px;
  color: var(--accent);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-size: 12px;
}

.hero .eyebrow, .dark .eyebrow, .contact-section .eyebrow { color: #ffb15c; }

h1, h2, h3 { margin: 0; line-height: 1.15; }

h1 {
  max-width: 820px;
  font-size: clamp(38px, 5vw, 66px);
  letter-spacing: -0.03em;
}

h2 {
  max-width: 860px;
  font-size: clamp(28px, 3vw, 44px);
  letter-spacing: -0.02em;
}

h3 { font-size: 20px; }

.hero-text {
  max-width: 720px;
  margin: 24px 0 0;
  color: #e6edf6;
  font-size: 19px;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 32px;
}

.button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding: 0 22px;
  border-radius: 999px;
  border: 1px solid transparent;
  font-weight: 800;
  cursor: pointer;
}

.button.primary { color: var(--white); background: var(--accent); }
.button.primary:hover { background: #a91f1f; }
.button.secondary { color: var(--white); border-color: rgba(255, 255, 255, 0.45); }

.hero-panel {
  padding: 30px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.075);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.28);
}

.panel-title {
  margin: 0 0 14px;
  color: #ffcf9b;
  font-size: 24px;
  font-weight: 900;
}

.hero-panel ul {
  margin: 0;
  padding-left: 20px;
  color: #e6edf6;
}

.hero-panel li { margin-bottom: 10px; }

.section { padding: 86px 0; }
.muted { background: var(--surface); }
.dark { background: var(--bg); color: var(--white); }

.two-column {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
}

.two-column p { margin-top: 0; font-size: 18px; }

.cards {
  display: grid;
  gap: 18px;
  margin-top: 32px;
}

.cards.four { grid-template-columns: repeat(4, 1fr); }
.cards.three { grid-template-columns: repeat(3, 1fr); }

.card {
  padding: 24px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--white);
}

.card p { margin-bottom: 0; color: var(--muted); }

.product-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin-top: 32px;
}

.product {
  display: grid;
  gap: 8px;
  padding: 22px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--white);
}

.product strong { color: var(--accent); font-size: 19px; }
.product span { color: var(--muted); }

.naming-box {
  padding: 28px;
  border-radius: 24px;
  background: #141c28;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.naming-box code {
  display: block;
  margin-bottom: 18px;
  color: #ffcf9b;
  white-space: normal;
  font-size: 16px;
}

.naming-box ul { margin: 0; padding-left: 20px; }
.naming-box li { margin-bottom: 10px; }

.check-list p {
  margin-top: 0;
  padding: 20px;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: var(--surface);
}

.contact-section {
  background: #0f172a;
  color: var(--white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 48px;
  align-items: start;
}

.contact-section p { color: #cbd5e1; }

.contact-form {
  display: grid;
  gap: 14px;
  padding: 28px;
  border-radius: 28px;
  background: var(--white);
  color: var(--text);
}

.contact-form label {
  display: grid;
  gap: 6px;
  font-weight: 800;
}

input, textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 14px;
  padding: 13px 14px;
  font: inherit;
}

textarea { min-height: 120px; resize: vertical; }

.form-message {
  min-height: 22px;
  margin: 0;
  color: var(--accent) !important;
  font-weight: 800;
}

.site-footer {
  background: #05070a;
  color: #98a2b3;
  padding: 28px 0;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
}

@media (max-width: 900px) {
  .nav { display: none; }
  .menu-button { display: block; }
  .hero-grid, .two-column, .contact-grid { grid-template-columns: 1fr; }
  .cards.four, .cards.three, .product-grid { grid-template-columns: 1fr; }
  .hero { padding: 72px 0; }
  .section { padding: 64px 0; }
  .footer-inner { flex-direction: column; }
}