:root {
  --bg: #05080d;
  --bg-soft: #0a1018;
  --panel: #0d141e;
  --panel-2: #111a26;
  --line: rgba(255,255,255,.10);
  --silver: #d7dce3;
  --silver-2: #919aa7;
  --white: #f7f9fc;
  --blue: #1478ff;
  --blue-bright: #2aa6ff;
  --blue-dark: #063a85;
  --text: #edf3fa;
  --muted: #9ca9b8;
  --success: #55d6a9;
  --shadow: 0 24px 70px rgba(0,0,0,.45);
  --radius: 18px;
  --max: 1180px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 18% 8%, rgba(20,120,255,.16), transparent 28%),
    radial-gradient(circle at 85% 18%, rgba(42,166,255,.08), transparent 24%),
    linear-gradient(180deg, #04070b 0%, #070b11 45%, #05080d 100%);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  min-height: 100vh;
}
body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  opacity: .18;
  background-image:
    linear-gradient(30deg, #0f4f9b 12%, transparent 12.5%, transparent 87%, #0f4f9b 87.5%, #0f4f9b),
    linear-gradient(150deg, #0f4f9b 12%, transparent 12.5%, transparent 87%, #0f4f9b 87.5%, #0f4f9b),
    linear-gradient(30deg, #0f4f9b 12%, transparent 12.5%, transparent 87%, #0f4f9b 87.5%, #0f4f9b),
    linear-gradient(150deg, #0f4f9b 12%, transparent 12.5%, transparent 87%, #0f4f9b 87.5%, #0f4f9b),
    linear-gradient(60deg, rgba(255,255,255,.05) 25%, transparent 25.5%, transparent 75%, rgba(255,255,255,.05) 75%, rgba(255,255,255,.05));
  background-size: 48px 84px;
  background-position: 0 0, 0 0, 24px 42px, 24px 42px, 0 0;
  mask-image: linear-gradient(to bottom, black, transparent 75%);
  z-index: -2;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }
button, input, textarea, select { font: inherit; }
button { cursor: pointer; }

.container { width: min(var(--max), calc(100% - 40px)); margin-inline: auto; }
.section { padding: 88px 0; position: relative; }
.section-sm { padding: 58px 0; }

.announcement {
  border-bottom: 1px solid rgba(255,255,255,.07);
  background: linear-gradient(90deg, rgba(20,120,255,.13), rgba(255,255,255,.02), rgba(20,120,255,.13));
  color: #cbd5e2;
  font-size: .82rem;
  letter-spacing: .08em;
  text-align: center;
  padding: 8px 16px;
  text-transform: uppercase;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(5,8,13,.84);
  border-bottom: 1px solid rgba(255,255,255,.08);
  backdrop-filter: blur(14px);
}
.nav-wrap { height: 78px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; min-width: 230px; }
.brand-mark {
  font-size: 1.75rem;
  font-weight: 950;
  font-style: italic;
  letter-spacing: -.08em;
  line-height: .9;
  background: linear-gradient(180deg, #fff 0%, #8e99a7 48%, #f9fbff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  text-shadow: 0 0 26px rgba(255,255,255,.07);
}
.brand-mark span { color: var(--blue); -webkit-text-fill-color: var(--blue); }
.brand-copy strong { display: block; font-size: .82rem; letter-spacing: .16em; }
.brand-copy small { display: block; color: var(--blue-bright); font-size: .58rem; letter-spacing: .28em; margin-top: 2px; }
.nav { display: flex; align-items: center; gap: 28px; }
.nav a { color: #c7d0dc; font-weight: 700; font-size: .9rem; }
.nav a:hover, .nav a.active { color: var(--white); }
.nav a.active { position: relative; }
.nav a.active::after { content: ""; position: absolute; height: 2px; left: 0; right: 0; bottom: -12px; background: var(--blue); box-shadow: 0 0 12px var(--blue); }
.nav-cta { padding: 11px 16px; border: 1px solid rgba(42,166,255,.45); background: linear-gradient(180deg, rgba(20,120,255,.28), rgba(20,120,255,.12)); border-radius: 10px; }
.menu-btn { display: none; border: 1px solid var(--line); background: var(--panel); color: white; width: 44px; height: 44px; border-radius: 10px; }

.hero { padding: 84px 0 70px; overflow: hidden; }
.hero-grid { display: grid; grid-template-columns: 1.02fr .98fr; gap: 66px; align-items: center; }
.eyebrow { color: var(--blue-bright); font-weight: 900; font-size: .78rem; letter-spacing: .2em; text-transform: uppercase; }
h1, h2, h3 { line-height: 1.08; margin: 0; }
h1 { font-size: clamp(3.05rem, 6vw, 6.6rem); letter-spacing: -.055em; max-width: 820px; }
h1 .metal, .metal-text {
  background: linear-gradient(180deg, #ffffff 0%, #9ca6b4 48%, #f8fbff 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}
h1 .blue, .blue-text { color: var(--blue); }
.hero p { color: var(--muted); font-size: 1.08rem; max-width: 680px; margin: 24px 0 0; }
.hero-actions { display: flex; gap: 14px; margin-top: 32px; flex-wrap: wrap; }
.btn { display: inline-flex; align-items: center; justify-content: center; gap: 10px; min-height: 50px; padding: 0 22px; border-radius: 10px; border: 1px solid transparent; font-weight: 900; letter-spacing: .015em; transition: .2s ease; }
.btn:hover { transform: translateY(-2px); }
.btn-primary { background: linear-gradient(180deg, #2498ff, #0c5fd7); box-shadow: 0 12px 36px rgba(20,120,255,.28); }
.btn-secondary { border-color: rgba(255,255,255,.16); background: rgba(255,255,255,.035); color: #e4ebf4; }
.btn-small { min-height: 42px; padding-inline: 16px; font-size: .86rem; }
.hero-points { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; margin-top: 38px; max-width: 690px; }
.metric { border-left: 2px solid var(--blue); padding-left: 13px; }
.metric strong { display: block; font-size: 1.25rem; }
.metric span { display: block; color: var(--muted); font-size: .78rem; text-transform: uppercase; letter-spacing: .08em; }

.hero-visual { position: relative; }
.hero-visual::before { content: ""; position: absolute; width: 88%; height: 88%; right: -10%; top: 8%; background: radial-gradient(circle, rgba(20,120,255,.25), transparent 68%); filter: blur(12px); }
.card-frame { position: relative; padding: 12px; border-radius: 18px; background: linear-gradient(135deg, rgba(255,255,255,.18), rgba(20,120,255,.12), rgba(255,255,255,.04)); box-shadow: var(--shadow); transform: perspective(1000px) rotateY(-4deg) rotateX(1deg); }
.card-frame::before { content: ""; position: absolute; inset: -1px; border-radius: inherit; padding: 1px; background: linear-gradient(130deg, rgba(255,255,255,.6), rgba(20,120,255,.9), rgba(255,255,255,.12)); -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor; mask-composite: exclude; }
.card-frame img { width: 100%; border-radius: 10px; }
.floating-tag { position: absolute; left: -24px; bottom: -26px; width: 220px; padding: 16px 18px; background: rgba(8,14,22,.94); border: 1px solid rgba(42,166,255,.28); border-left: 4px solid var(--blue); border-radius: 12px; box-shadow: 0 18px 45px rgba(0,0,0,.4); }
.floating-tag strong { display: block; font-size: .9rem; }
.floating-tag span { color: var(--muted); font-size: .75rem; }

.section-heading { display: flex; justify-content: space-between; gap: 30px; align-items: end; margin-bottom: 36px; }
.section-heading > div { max-width: 720px; }
.section-heading h2 { font-size: clamp(2.2rem, 4vw, 4rem); letter-spacing: -.045em; margin-top: 10px; }
.section-heading p { color: var(--muted); max-width: 540px; margin: 0; }

.pillars { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.pillar { position: relative; min-height: 250px; padding: 28px; border: 1px solid var(--line); background: linear-gradient(155deg, rgba(17,26,38,.95), rgba(7,12,19,.92)); border-radius: var(--radius); overflow: hidden; }
.pillar::after { content: ""; position: absolute; width: 110px; height: 110px; right: -45px; bottom: -45px; transform: rotate(45deg); background: linear-gradient(135deg, rgba(20,120,255,.32), transparent); }
.icon-box { width: 52px; height: 52px; display: grid; place-items: center; border-radius: 12px; background: linear-gradient(180deg, rgba(20,120,255,.26), rgba(20,120,255,.08)); border: 1px solid rgba(42,166,255,.28); color: var(--blue-bright); font-size: 1.35rem; }
.pillar h3 { margin-top: 28px; font-size: 1.22rem; }
.pillar p { color: var(--muted); font-size: .92rem; }
.pillar .number { position: absolute; top: 24px; right: 24px; color: rgba(255,255,255,.16); font-weight: 950; }

.dark-band { background: linear-gradient(90deg, rgba(20,120,255,.07), rgba(255,255,255,.015), rgba(20,120,255,.07)); border-block: 1px solid rgba(255,255,255,.07); }
.product-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.product-card { display: flex; flex-direction: column; min-height: 100%; padding: 24px; border-radius: 16px; border: 1px solid rgba(255,255,255,.10); background: linear-gradient(160deg, rgba(17,26,38,.98), rgba(7,12,19,.96)); box-shadow: 0 16px 45px rgba(0,0,0,.18); transition: .22s ease; }
.product-card:hover { transform: translateY(-5px); border-color: rgba(42,166,255,.38); box-shadow: 0 26px 60px rgba(0,0,0,.30); }
.product-art { min-height: 155px; display: flex; align-items: end; padding: 18px; margin: -8px -8px 22px; border-radius: 12px; background:
  linear-gradient(135deg, transparent 0 55%, rgba(20,120,255,.22) 55% 68%, transparent 68%),
  radial-gradient(circle at 20% 10%, rgba(42,166,255,.24), transparent 28%),
  linear-gradient(150deg, #121b27, #080d14);
  border: 1px solid rgba(255,255,255,.07);
  overflow: hidden;
  position: relative;
}
.product-art::before { content: attr(data-code); position: absolute; top: 12px; right: 15px; font-weight: 950; color: rgba(255,255,255,.15); font-size: 2.3rem; letter-spacing: -.07em; }
.product-art .mini-mark { font-size: 1.75rem; font-weight: 950; font-style: italic; background: linear-gradient(180deg, #fff, #84909f, #fff); -webkit-background-clip: text; background-clip: text; color: transparent; }
.product-art .mini-mark span { color: var(--blue); -webkit-text-fill-color: var(--blue); }
.badge { display: inline-flex; width: fit-content; padding: 5px 9px; border-radius: 999px; border: 1px solid rgba(42,166,255,.25); background: rgba(20,120,255,.08); color: #77bdff; font-size: .68rem; font-weight: 900; letter-spacing: .1em; text-transform: uppercase; }
.product-card h3 { font-size: 1.33rem; margin-top: 14px; }
.product-card p { color: var(--muted); font-size: .9rem; }
.product-list { padding: 0; margin: 8px 0 22px; list-style: none; }
.product-list li { color: #c7d0dc; font-size: .86rem; margin: 8px 0; padding-left: 18px; position: relative; }
.product-list li::before { content: ""; width: 6px; height: 6px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 10px var(--blue); position: absolute; left: 0; top: .62em; }
.card-footer { margin-top: auto; display: flex; justify-content: space-between; gap: 12px; align-items: center; padding-top: 16px; border-top: 1px solid rgba(255,255,255,.08); }
.card-footer .availability { color: var(--success); font-size: .76rem; font-weight: 850; }

.process { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; counter-reset: step; }
.step { counter-increment: step; padding: 26px 22px; border-top: 2px solid rgba(42,166,255,.35); background: rgba(255,255,255,.02); }
.step::before { content: "0" counter(step); display: block; color: var(--blue-bright); font-weight: 950; margin-bottom: 38px; }
.step h3 { font-size: 1.1rem; }
.step p { color: var(--muted); font-size: .88rem; }

.quote-band { padding: 46px 0; }
.quote { font-size: clamp(1.8rem, 4vw, 3.7rem); max-width: 900px; font-weight: 950; letter-spacing: -.04em; }
.quote span { color: var(--blue); }

.cta-panel { padding: 52px; display: grid; grid-template-columns: 1fr auto; gap: 30px; align-items: center; border: 1px solid rgba(42,166,255,.28); border-radius: 22px; background:
  linear-gradient(120deg, rgba(20,120,255,.18), transparent 45%),
  linear-gradient(150deg, rgba(17,26,38,.98), rgba(6,10,16,.98));
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
}
.cta-panel::after { content: "D&S"; position: absolute; right: 30px; bottom: -48px; font-size: 9rem; line-height: 1; font-style: italic; font-weight: 950; color: rgba(255,255,255,.035); letter-spacing: -.1em; }
.cta-panel h2 { font-size: clamp(2rem, 4vw, 3.6rem); letter-spacing: -.04em; }
.cta-panel p { color: var(--muted); margin-bottom: 0; }

.page-hero { padding: 78px 0 48px; border-bottom: 1px solid rgba(255,255,255,.08); }
.page-hero .crumb { color: var(--blue-bright); font-size: .78rem; font-weight: 900; letter-spacing: .16em; text-transform: uppercase; }
.page-hero h1 { font-size: clamp(3rem, 6vw, 6rem); margin-top: 14px; }
.page-hero p { max-width: 760px; color: var(--muted); font-size: 1.04rem; }

.catalog-toolbar { display: flex; justify-content: space-between; gap: 24px; align-items: center; margin-bottom: 30px; }
.filters { display: flex; gap: 10px; flex-wrap: wrap; }
.filter-btn { color: #c9d2de; border: 1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.03); border-radius: 999px; padding: 9px 14px; font-weight: 800; font-size: .82rem; }
.filter-btn.active, .filter-btn:hover { color: white; border-color: rgba(42,166,255,.45); background: rgba(20,120,255,.16); }
.search-box { min-width: 260px; position: relative; }
.search-box input { width: 100%; min-height: 44px; border-radius: 10px; border: 1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.035); color: white; padding: 0 14px; outline: none; }
.search-box input:focus { border-color: rgba(42,166,255,.55); box-shadow: 0 0 0 3px rgba(20,120,255,.12); }
.product-card.is-hidden { display: none; }
.catalog-empty { margin-top: 24px; padding: 28px; text-align: center; color: var(--muted); border: 1px dashed rgba(255,255,255,.16); border-radius: 14px; background: rgba(255,255,255,.025); }
.catalog-empty[hidden] { display: none; }

.info-strip { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.info-item { padding: 22px; border: 1px solid var(--line); border-radius: 14px; background: rgba(255,255,255,.025); }
.info-item strong { display: block; margin-bottom: 4px; }
.info-item span { color: var(--muted); font-size: .86rem; }

.contact-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 28px; align-items: start; }
.contact-card, .form-card { border: 1px solid var(--line); border-radius: 18px; background: linear-gradient(160deg, rgba(17,26,38,.96), rgba(7,12,19,.98)); padding: 30px; }
.contact-card h2, .form-card h2 { font-size: 2rem; }
.contact-lines { display: grid; gap: 14px; margin-top: 26px; }
.contact-line { padding: 14px 16px; border: 1px solid rgba(255,255,255,.08); border-radius: 10px; background: rgba(255,255,255,.025); }
.contact-line small { display: block; color: var(--blue-bright); font-size: .68rem; font-weight: 900; letter-spacing: .12em; text-transform: uppercase; }
.contact-line span { display: block; margin-top: 2px; font-weight: 750; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.form-field { display: grid; gap: 7px; }
.form-field.full { grid-column: 1 / -1; }
.form-field label { font-size: .78rem; color: #c6cfdb; font-weight: 800; }
.form-field input, .form-field textarea, .form-field select { width: 100%; border-radius: 10px; border: 1px solid rgba(255,255,255,.12); background: rgba(255,255,255,.035); color: white; padding: 12px 13px; outline: none; }
.form-field textarea { min-height: 140px; resize: vertical; }
.form-field select option { background: #0c121b; }
.form-note { color: var(--muted); font-size: .78rem; margin-top: 12px; }

.footer { border-top: 1px solid rgba(255,255,255,.08); padding: 54px 0 28px; background: rgba(3,5,8,.55); }
.footer-grid { display: grid; grid-template-columns: 1.3fr .7fr .7fr; gap: 44px; }
.footer p, .footer a { color: var(--muted); font-size: .86rem; }
.footer a:hover { color: white; }
.footer-links { display: grid; gap: 9px; }
.footer h4 { margin: 0 0 15px; }
.footer-bottom { display: flex; justify-content: space-between; gap: 20px; color: #6f7a88; font-size: .75rem; padding-top: 28px; margin-top: 34px; border-top: 1px solid rgba(255,255,255,.07); }

.notice { border-left: 4px solid var(--blue); padding: 18px 20px; background: rgba(20,120,255,.07); color: #c9d5e4; border-radius: 0 10px 10px 0; }
.notice strong { color: white; }

@media (max-width: 980px) {
  .nav { position: fixed; inset: 111px 20px auto; display: none; flex-direction: column; align-items: stretch; padding: 18px; border: 1px solid var(--line); border-radius: 14px; background: rgba(7,11,17,.98); box-shadow: var(--shadow); }
  .nav.open { display: flex; }
  .nav a.active::after { display: none; }
  .menu-btn { display: inline-grid; place-items: center; }
  .hero-grid { grid-template-columns: 1fr; }
  .hero-visual { max-width: 760px; }
  .pillars, .process { grid-template-columns: repeat(2, 1fr); }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
  .cta-panel { grid-template-columns: 1fr; padding: 38px; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 700px) {
  .container { width: min(var(--max), calc(100% - 24px)); }
  .announcement { font-size: .66rem; }
  .nav-wrap { height: 70px; }
  .brand { min-width: 0; }
  .brand-copy { display: none; }
  .nav { inset: 100px 12px auto; }
  .hero { padding-top: 58px; }
  h1 { font-size: 3.25rem; }
  .hero-points { grid-template-columns: 1fr; }
  .floating-tag { position: relative; left: auto; bottom: auto; width: 100%; margin-top: 14px; }
  .card-frame { transform: none; }
  .section { padding: 68px 0; }
  .section-heading { display: block; }
  .section-heading p { margin-top: 16px; }
  .pillars, .process, .product-grid, .info-strip, .footer-grid { grid-template-columns: 1fr; }
  .catalog-toolbar { align-items: stretch; flex-direction: column; }
  .search-box { min-width: 0; }
  .form-grid { grid-template-columns: 1fr; }
  .form-field.full { grid-column: auto; }
  .footer-bottom { flex-direction: column; }
  .cta-panel { padding: 28px 24px; }
}