:root {
  --bg: #0b0b0f;
  --bg-2: #131318;
  --line: rgba(245, 242, 234, 0.12);
  --ink: #f5f2ea;
  --muted: #9a97a3;
  --accent: #ccff00;
  --accent-2: #7b5cff;
  --radius: 18px;
  --max: 1180px;
  --font: "Inter", -apple-system, "Segoe UI", Roboto, "Helvetica Neue", sans-serif;
  --display: "Georgia", "Times New Roman", serif;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
}

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

.wrap { width: min(var(--max), calc(100% - 48px)); margin-inline: auto; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

.kicker {
  display: inline-block;
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 14px;
}

h1, h2, h3, h4 { margin: 0 0 12px; line-height: 1.08; font-weight: 600; }
h1 { font-family: var(--display); font-size: clamp(38px, 6vw, 76px); letter-spacing: -0.02em; }
h2 { font-family: var(--display); font-size: clamp(28px, 3.6vw, 46px); letter-spacing: -0.01em; }
h3 { font-size: 20px; }
p { margin: 0 0 14px; }
.muted { color: var(--muted); }

/* ---------- header ---------- */
.hdr {
  position: sticky; top: 0; z-index: 50;
  background: rgba(11, 11, 15, 0.88);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--line);
}
.hdr__in {
  width: min(var(--max), calc(100% - 48px));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: 16px;
  padding: 14px 0 10px;
}
.hdr__contacts { display: flex; flex-direction: column; gap: 2px; font-size: 13px; color: var(--muted); }
.hdr__contacts a:hover { color: var(--ink); }

.logo { text-align: center; }
.logo__mark {
  display: block; font-family: var(--display); font-size: 26px; letter-spacing: 0.02em;
}
.logo__sub {
  display: block; font-size: 10.5px; letter-spacing: 0.16em; text-transform: uppercase; color: var(--muted);
}

.hdr__side { display: flex; align-items: center; justify-content: flex-end; gap: 14px; }
.lang { display: flex; gap: 6px; font-size: 13px; color: var(--muted); }
.lang a.is-active { color: var(--accent); }
.lang a:hover { color: var(--ink); }

.burger {
  display: none; background: none; border: 1px solid var(--line); border-radius: 10px;
  width: 40px; height: 36px; cursor: pointer; padding: 9px 8px;
}
.burger span { display: block; height: 2px; background: var(--ink); margin: 4px 0; transition: transform 0.2s; }

.nav {
  width: min(var(--max), calc(100% - 48px));
  margin-inline: auto;
  display: flex; gap: 22px;
  padding: 6px 0 14px;
  font-size: 14px; color: var(--muted);
  border-top: 1px solid transparent;
}
.nav a:hover { color: var(--ink); }
.nav a.is-active { color: var(--accent); }

/* ---------- hero ---------- */
.hero {
  position: relative; overflow: hidden;
  padding: clamp(72px, 11vw, 150px) 0 clamp(56px, 8vw, 110px);
  min-height: min(78vh, 760px); display: flex; align-items: center;
}
.hero__in { position: relative; z-index: 3; max-width: 820px; }
.hero__img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover; object-position: center 40%; opacity: 0.5; z-index: 1;
}
.hero__shade {
  position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background:
    linear-gradient(90deg, rgba(11, 11, 15, 0.96) 0%, rgba(11, 11, 15, 0.82) 38%, rgba(11, 11, 15, 0.35) 78%, rgba(11, 11, 15, 0.2) 100%),
    linear-gradient(180deg, rgba(11, 11, 15, 0.75) 0%, transparent 35%, rgba(11, 11, 15, 0.85) 100%);
}
.hero h1 { margin-bottom: 22px; }
.hero__text { font-size: clamp(17px, 1.6vw, 20px); color: #cfc9d8; max-width: 560px; margin-bottom: 30px; }
.hero__glow {
  position: absolute; inset: -20% -10% auto auto; width: 60vw; height: 60vw; z-index: 1;
  background: radial-gradient(circle at 60% 40%, rgba(204, 255, 0, 0.12), transparent 62%),
              radial-gradient(circle at 30% 70%, rgba(123, 92, 255, 0.14), transparent 60%);
  filter: blur(20px); pointer-events: none;
}

/* ---------- прочие изображения ---------- */
.banner { margin: 0 auto 8px; }
.banner img {
  width: 100%; aspect-ratio: 21 / 9; object-fit: cover;
  border-radius: var(--radius); border: 1px solid var(--line); display: block;
}
.about-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(24px, 4vw, 48px); align-items: start; }
.about-figure { margin: 0; }
.about-figure img {
  width: 100%; aspect-ratio: 4 / 5; object-fit: cover;
  border-radius: var(--radius); border: 1px solid var(--line);
}
.hdr__phone { color: var(--ink); }

.btn {
  display: inline-flex; align-items: center; gap: 10px;
  background: var(--accent); color: #0b0b0f;
  padding: 14px 26px; border-radius: 999px;
  font-weight: 600; font-size: 15px; border: 0; cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: 0 10px 30px rgba(204, 255, 0, 0.18); }

/* ---------- sections ---------- */
section { padding-block: clamp(36px, 5vw, 64px); }
.sec-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 20px; margin-bottom: 28px; flex-wrap: wrap; }
.link-arrow { color: var(--muted); font-size: 14px; }
.link-arrow:hover { color: var(--accent); }

/* ---------- news ---------- */
.news { border-top: 1px solid var(--line); }
.news__grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 18px; }
.news-card {
  background: var(--bg-2); border: 1px solid var(--line); border-radius: var(--radius);
  overflow: hidden; display: flex; flex-direction: column;
}
.news-card img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.news-card__body { padding: 18px 20px 22px; }
.news-card time { font-size: 12px; color: var(--muted); letter-spacing: 0.06em; }
.news-card h3 { margin: 8px 0 8px; font-size: 19px; }
.news-card p { color: var(--muted); font-size: 15px; margin: 0; }

/* ---------- catalog ---------- */
.catalog { border-top: 1px solid var(--line); }
.catalog__rows { display: flex; flex-direction: column; gap: 26px; }
.row { display: grid; grid-template-columns: 220px 1fr; gap: 24px; align-items: start; padding-top: 22px; border-top: 1px solid var(--line); }
.row__title { font-family: var(--display); font-size: 30px; display: flex; align-items: baseline; gap: 10px; }
.row__title em { font-family: var(--font); font-style: normal; font-size: 12px; color: var(--muted); border: 1px solid var(--line); border-radius: 999px; padding: 1px 8px; }
.row__title:hover { color: var(--accent); }
.row__items { display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  border: 1px solid var(--line); border-radius: 999px; padding: 7px 15px;
  font-size: 14px; color: var(--ink); transition: border-color 0.15s, color 0.15s, background 0.15s;
}
.chip:hover { border-color: var(--accent); color: var(--accent); }

/* ---------- ai ---------- */
.ai { border-top: 1px solid var(--line); background: linear-gradient(180deg, rgba(123, 92, 255, 0.08), transparent 60%); }
.ai__in { max-width: 880px; }
.ai__head { margin-bottom: 24px; }
.ai__head h2 { margin-bottom: 10px; }
.ai__head p { color: var(--muted); max-width: 620px; }
.ai__form { display: flex; gap: 10px; flex-wrap: wrap; }
.ai__form input {
  flex: 1 1 380px; min-width: 0;
  background: var(--bg-2); border: 1px solid var(--line); border-radius: 999px;
  padding: 16px 22px; color: var(--ink); font-size: 15px; font-family: inherit;
}
.ai__form input:focus { outline: none; border-color: var(--accent); }
.ai__form button {
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--accent); color: #0b0b0f; border: 0; border-radius: 999px;
  padding: 16px 24px; font-weight: 600; font-size: 15px; cursor: pointer; font-family: inherit;
}
.ai__form svg { width: 18px; height: 18px; fill: none; stroke: currentColor; stroke-width: 2; }
.ai__note { margin-top: 14px; font-size: 13px; color: var(--muted); }
.ai__status { min-height: 20px; font-size: 14px; color: var(--accent); }

/* ---------- page head / grids ---------- */
.page-head { padding-top: clamp(32px, 5vw, 64px); }
.crumbs { font-size: 13px; color: var(--muted); display: flex; gap: 8px; margin-bottom: 18px; }
.crumbs a:hover { color: var(--accent); }
.lead { color: var(--muted); max-width: 680px; font-size: clamp(16px, 1.5vw, 19px); }

.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 16px; }
.card {
  position: relative; display: block; background: var(--bg-2); border: 1px solid var(--line);
  border-radius: var(--radius); padding: 24px 22px 46px; transition: border-color 0.15s, transform 0.15s;
}
.card:hover { border-color: var(--accent); transform: translateY(-2px); }
.card h3 { font-family: var(--display); font-size: 24px; }
.card p { color: var(--muted); font-size: 15px; margin: 0; }
.card__arrow { position: absolute; right: 22px; bottom: 18px; color: var(--accent); }

.siblings { display: flex; flex-wrap: wrap; gap: 8px; }

/* ---------- prose ---------- */
.prose { max-width: 720px; }
.prose--wide { max-width: 820px; }
.prose p { font-size: clamp(17px, 1.6vw, 19.5px); color: #ded9e6; }
.prose h2 { margin-top: 34px; font-size: 30px; }
.prose h3 { margin-top: 26px; }
.prose ul { padding-left: 20px; color: #ded9e6; }
.prose li { margin-bottom: 6px; }
.prose table { width: 100%; border-collapse: collapse; margin: 16px 0 22px; font-size: 15px; }
.prose th, .prose td { border-bottom: 1px solid var(--line); padding: 9px 12px 9px 0; text-align: left; vertical-align: top; }
.prose th { color: var(--muted); font-weight: 500; font-size: 13px; text-transform: uppercase; letter-spacing: 0.06em; }
.prose a { color: var(--accent); border-bottom: 1px solid rgba(204, 255, 0, 0.35); }

/* ---------- contacts ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.2fr; gap: 28px; align-items: start; }
.contact-card {
  display: flex; flex-direction: column; gap: 14px; background: var(--bg-2);
  border: 1px solid var(--line); border-radius: var(--radius); padding: 26px;
}
.contact-card a { font-size: 18px; }
.contact-card a:hover { color: var(--accent); }

.form { display: flex; flex-direction: column; gap: 14px; }
.form h2 { font-size: 26px; margin-bottom: 4px; }
.form label { display: flex; flex-direction: column; gap: 6px; font-size: 13px; color: var(--muted); }
.form input, .form textarea {
  background: var(--bg-2); border: 1px solid var(--line); border-radius: 12px;
  padding: 13px 15px; color: var(--ink); font-family: inherit; font-size: 15px; resize: vertical;
}
.form input:focus, .form textarea:focus { outline: none; border-color: var(--accent); }
.form .btn { align-self: flex-start; margin-top: 4px; }
.form__status { min-height: 20px; font-size: 14px; color: var(--accent); }

/* ---------- footer ---------- */
.ftr { border-top: 1px solid var(--line); margin-top: 40px; padding-top: 44px; }
.ftr__in {
  width: min(var(--max), calc(100% - 48px)); margin-inline: auto;
  display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 28px;
}
.ftr__brand p { color: var(--muted); font-size: 14px; margin-top: 10px; }
.ftr__col { display: flex; flex-direction: column; gap: 8px; font-size: 14px; color: var(--muted); }
.ftr__col h4 { font-size: 11px; letter-spacing: 0.14em; text-transform: uppercase; color: var(--ink); margin-bottom: 4px; }
.ftr__col a:hover { color: var(--accent); }
.ftr__bottom {
  width: min(var(--max), calc(100% - 48px)); margin: 36px auto 0; padding: 18px 0 28px;
  border-top: 1px solid var(--line); display: flex; justify-content: space-between;
  font-size: 12.5px; color: var(--muted); flex-wrap: wrap; gap: 8px;
}

/* ---------- responsive ---------- */
@media (max-width: 860px) {
  .hdr__contacts { display: none; }
  .hdr__in { grid-template-columns: auto 1fr auto; }
  .logo { text-align: left; }
  .logo__sub { display: none; }
  .burger { display: block; }
  .nav {
    display: none; flex-direction: column; gap: 0; padding: 0;
    border-top: 1px solid var(--line);
  }
  .nav.is-open { display: flex; }
  .nav a { padding: 13px 0; border-bottom: 1px solid var(--line); }
  .row { grid-template-columns: 1fr; gap: 14px; }
  .contact-grid, .ftr__in { grid-template-columns: 1fr; }
  .ftr { padding-top: 32px; }
}