:root {
  --bg: #07090d;
  --bg2: #0c1018;
  --panel: #11172508;
  --panel-2: #141b26;
  --card: #0d131d;
  --card-2: #101826;
  --line: #1e2a3a;
  --txt: #e8eef6;
  --txt-2: #9fb0c6;
  --key: #38b6ff;
  --key-2: #0aa6f5;
  --accent: #5a7dff;
  --ok: #34d399;
  --warn: #fbbf24;
  --r: 16px;
  --w: 1200px;
  --shadow: 0 12px 40px rgba(0,0,0,.45);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--txt);
  font: 16px/1.65 system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--key); text-decoration: none; }
a:hover { text-decoration: underline; }
h1,h2,h3 { line-height: 1.15; margin: 0 0 .5em; letter-spacing: -.01em; }
h1 { font-size: clamp(2rem, 4.6vw, 3.4rem); }
h2 { font-size: clamp(1.4rem, 2.6vw, 2rem); }
.wrap { max-width: var(--w); margin: 0 auto; padding: 0 20px; }
.skip { position: absolute; left: -999px; top: 8px; z-index: 99; background: var(--key); color: #04121d; padding: 8px 14px; border-radius: 8px; }
.skip:focus { left: 8px; }
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  padding: 12px 20px; border-radius: 12px; font-weight: 700; font-size: 1rem;
  border: 1px solid transparent; cursor: pointer; transition: transform .12s, box-shadow .12s, background .12s;
}
.btn:hover { text-decoration: none; transform: translateY(-1px); }
.btn-primary { background: linear-gradient(135deg, var(--key), var(--accent)); color: #03121d; box-shadow: 0 8px 24px rgba(56,182,255,.28); }
.btn-primary:hover { box-shadow: 0 10px 30px rgba(56,182,255,.38); }
.btn-ghost { background: rgba(56,182,255,.08); border-color: var(--line); color: var(--txt); }
.btn-ghost:hover { border-color: var(--key); background: rgba(56,182,255,.14); }
.btn-tel { padding: 9px 16px; border-radius: 10px; }

.hdr { position: sticky; top: 0; z-index: 50; background: rgba(7,9,13,.82); backdrop-filter: blur(12px); border-bottom: 1px solid var(--line); }
.hdr-in { display: flex; align-items: center; gap: 18px; min-height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--txt); }
.brand:hover { text-decoration: none; }
.brand-mark { width: 26px; height: 26px; border-radius: 50%; background: radial-gradient(circle at 30% 30%, #9adcff, var(--key) 55%, var(--accent)); box-shadow: 0 0 14px rgba(56,182,255,.5); }
.brand-name { font-weight: 700; letter-spacing: .06em; }
.brand-name b { color: var(--key); }
.nav { display: flex; gap: 4px; margin-left: auto; flex-wrap: wrap; }
.nav a { color: var(--txt-2); padding: 8px 12px; border-radius: 10px; font-size: .95rem; font-weight: 600; }
.nav a:hover { color: var(--txt); background: rgba(56,182,255,.08); text-decoration: none; }
.hdr-actions { display: flex; align-items: center; gap: 10px; }
.btn-cart { background: var(--panel-2); border-color: var(--line); color: var(--txt); }
.btn-cart .cart-count { background: var(--key); color: #04121d; border-radius: 999px; min-width: 20px; height: 20px; padding: 0 6px; font-size: .8rem; display: inline-flex; align-items: center; justify-content: center; font-weight: 800; }
.nav-toggle { display: none; background: none; border: 1px solid var(--line); border-radius: 10px; width: 42px; height: 42px; cursor: pointer; position: relative; }
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after { content: ""; position: absolute; left: 10px; right: 10px; height: 2px; background: var(--txt); border-radius: 2px; }
.nav-toggle span { top: 20px; } .nav-toggle span::before { top: -6px; } .nav-toggle span::after { top: 6px; }
.nav-toggle[aria-expanded="true"] span { background: transparent; }
.nav-toggle[aria-expanded="true"] span::before { transform: rotate(45deg); top: 0; }
.nav-toggle[aria-expanded="true"] span::after { transform: rotate(-45deg); top: 0; }

.eyebrow { text-transform: uppercase; letter-spacing: .18em; font-size: .8rem; color: var(--key); font-weight: 700; margin: 0 0 10px; }
.sec-title { color: var(--txt); }
.sec-sub { color: var(--txt-2); max-width: 640px; }

.hero { padding: 48px 0 24px; position: relative; overflow: hidden; }
.hero::before { content: ""; position: absolute; inset: 0; background:
    radial-gradient(800px 400px at 10% -10%, rgba(56,182,255,.20), transparent 60%),
    radial-gradient(600px 320px at 100% 0%, rgba(90,125,255,.14), transparent 60%); pointer-events: none; }
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 36px; align-items: center; position: relative; }
.hero-text h1 span { background: linear-gradient(120deg, var(--key), var(--accent)); -webkit-background-clip: text; background-clip: text; color: transparent; }
.hero-sub { color: var(--txt-2); font-size: 1.08rem; max-width: 580px; }
.hero-cta { display: flex; gap: 12px; margin: 22px 0; flex-wrap: wrap; }
.hero-trust { list-style: none; padding: 0; margin: 0; display: flex; gap: 18px; flex-wrap: wrap; color: var(--txt-2); font-size: .92rem; }
.hero-trust li::before { content: "✓"; color: var(--ok); margin-right: 6px; font-weight: 800; }
.hero-media { position: relative; }
.hero-media img { border-radius: var(--r); box-shadow: var(--shadow); border: 1px solid var(--line); max-height: 560px; object-fit: cover; object-position: top; width: 100%; }
.hero-media figcaption { margin-top: 10px; color: var(--txt-2); font-size: .9rem; text-align: center; }

.band { border-block: 1px solid var(--line); background: linear-gradient(180deg, var(--bg2), var(--bg)); margin-top: 30px; }
.band-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; padding-block: 22px; }
.band-grid div { border-left: 2px solid var(--key); padding-left: 14px; }
.band-grid strong { display: block; font-size: 1.02rem; }
.band-grid span { color: var(--txt-2); font-size: .9rem; }

section { padding-block: 56px; scroll-margin-top: 72px; }
.cats { background: var(--bg2); }
.cats-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 14px; margin-top: 22px; }
.cat-card { display: block; background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 18px; transition: transform .12s, border-color .12s; }
.cat-card:hover { transform: translateY(-2px); border-color: var(--key); text-decoration: none; }
.cat-card .cc-ic { font-size: 1.6rem; }
.cat-card h3 { font-size: 1.02rem; margin: 8px 0 4px; color: var(--txt); }
.cat-card p { margin: 0; color: var(--txt-2); font-size: .88rem; }
.cat-card .cc-go { color: var(--key); font-weight: 700; margin-top: 8px; display: inline-block; }

.prod-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 16px; margin-top: 22px; }
.prod-card { display: flex; flex-direction: column; background: var(--card); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; transition: transform .12s, border-color .12s, box-shadow .12s; }
.prod-card:hover { transform: translateY(-3px); border-color: var(--key); box-shadow: var(--shadow); }
.prod-media { position: relative; aspect-ratio: 4/3; background: #0a0f16; }
.prod-media img { width: 100%; height: 100%; object-fit: cover; }
.prod-media .badge { position: absolute; top: 10px; left: 10px; background: var(--key); color: #04121d; font-size: .74rem; font-weight: 800; padding: 4px 9px; border-radius: 999px; }
.prod-body { padding: 14px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.prod-body .p-sub { color: var(--key); font-size: .78rem; font-weight: 700; text-transform: uppercase; letter-spacing: .1em; }
.prod-body h3 { font-size: 1.02rem; margin: 0; }
.prod-body p { color: var(--txt-2); font-size: .88rem; margin: 0; }
.prod-actions { margin-top: auto; display: flex; gap: 8px; padding-top: 10px; }
.prod-actions .btn { padding: 9px 14px; font-size: .9rem; flex: 1; }
.prod-actions .btn.add { flex: 1.4; }

.svc-tabs { display: flex; gap: 8px; flex-wrap: wrap; margin: 22px 0; list-style: none; padding: 0; }
.svc-tabs button { background: var(--card); border: 1px solid var(--line); color: var(--txt-2); padding: 10px 16px; border-radius: 12px; cursor: pointer; font-weight: 700; font-size: .95rem; }
.svc-tabs button[aria-selected="true"] { background: linear-gradient(135deg, var(--key), var(--accent)); color: #03121d; border-color: transparent; box-shadow: 0 6px 18px rgba(56,182,255,.28); }
.svc-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); gap: 14px; }
.svc-card { background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 16px; display: flex; flex-direction: column; gap: 8px; }
.svc-card h3 { font-size: 1rem; margin: 0; }
.svc-card ul { margin: 0; padding-left: 18px; color: var(--txt-2); font-size: .9rem; }
.svc-card .btn { margin-top: auto; align-self: flex-start; padding: 8px 14px; font-size: .88rem; }

.steps { list-style: none; counter-reset: step; padding: 0; margin: 22px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 14px; }
.steps li { counter-increment: step; position: relative; background: var(--card); border: 1px solid var(--line); border-radius: var(--r); padding: 46px 16px 16px; }
.steps li::before { content: counter(step, decimal-leading-zero); position: absolute; top: 12px; left: 16px; font-size: 1.5rem; font-weight: 800; color: var(--key); }
.steps b { display: block; font-size: 1rem; margin-bottom: 4px; }
.steps span { color: var(--txt-2); font-size: .88rem; }

.builder { background: var(--bg2); }
.builder-wrap { margin-top: 22px; background: var(--card); border: 1px solid var(--line); border-radius: 20px; overflow: hidden; }
.b-steps { display: flex; gap: 4px; padding: 14px 14px 0; overflow-x: auto; }
.b-steps button { background: none; border: 1px solid var(--line); color: var(--txt-2); padding: 9px 14px; border-radius: 10px 10px 0 0; font-weight: 600; font-size: .9rem; white-space: nowrap; cursor: pointer; }
.b-steps button[aria-current="step"] { background: var(--panel-2); color: var(--key); border-color: var(--key) var(--key) var(--bg2); }
.b-body { padding: 18px; }
.b-opts { display: grid; grid-template-columns: repeat(auto-fill, minmax(190px, 1fr)); gap: 10px; }
.b-opt { position: relative; background: var(--card-2); border: 1px solid var(--line); border-radius: 12px; padding: 12px; cursor: pointer; transition: border-color .12s, background .12s; }
.b-opt:hover { border-color: var(--key); }
.b-opt[aria-selected="true"] { border-color: var(--key); background: rgba(56,182,255,.10); box-shadow: 0 0 0 2px rgba(56,182,255,.25); }
.b-opt .b-cat { color: var(--key); font-size: .76rem; font-weight: 800; text-transform: uppercase; letter-spacing: .08em; }
.b-opt strong { display: block; margin-top: 2px; font-size: .95rem; }
.b-opt p { margin: 4px 0 0; color: var(--txt-2); font-size: .82rem; }
.b-opt .b-check { position: absolute; top: 8px; right: 8px; width: 18px; height: 18px; border-radius: 50%; border: 2px solid var(--line); display: grid; place-items: center; font-size: .7rem; }
.b-opt[aria-selected="true"] .b-check { border-color: var(--key); background: var(--key); color: #04121d; }
.b-nav { display: flex; gap: 10px; justify-content: space-between; margin-top: 16px; }
.b-nav .btn { padding: 10px 18px; }
.b-summary { border-top: 1px solid var(--line); background: var(--bg); padding: 16px 18px; display: flex; justify-content: space-between; align-items: center; gap: 14px; flex-wrap: wrap; }
.b-summary .bs-line { color: var(--txt-2); font-size: .95rem; }
.b-summary .bs-line b { color: var(--txt); }

.ooh-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; align-items: center; }
.ooh-media img { border-radius: var(--r); border: 1px solid var(--line); box-shadow: var(--shadow); }
.ooh-list { list-style: none; padding: 0; margin: 18px 0; display: grid; gap: 8px; }
.ooh-list li { color: var(--txt-2); }
.ooh-list li::before { content: "▸ "; color: var(--key); }

.faq-list { margin-top: 22px; display: grid; gap: 10px; max-width: 760px; }
.faq-list details { background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 14px 16px; }
.faq-list summary { cursor: pointer; font-weight: 700; color: var(--txt); }
.faq-list p { color: var(--txt-2); margin: 8px 0 0; }

.lead { background: linear-gradient(180deg, var(--bg2), var(--bg)); border-top: 1px solid var(--line); }
.lead-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 36px; align-items: start; }
.lead-list { margin: 18px 0 0; display: grid; gap: 10px; }
.lead-list div { display: flex; gap: 12px; }
.lead-list dt { color: var(--txt-2); min-width: 96px; }
.lead-list dd { margin: 0; }
.lead-form { background: var(--card); border: 1px solid var(--line); border-radius: 20px; padding: 22px; display: grid; gap: 12px; }
.lead-form h3 { font-size: 1.1rem; }
.lead-form label { display: grid; gap: 6px; color: var(--txt-2); font-size: .9rem; font-weight: 600; }
.lead-form input, .lead-form select, .lead-form textarea {
  background: var(--bg); border: 1px solid var(--line); color: var(--txt);
  padding: 11px 12px; border-radius: 10px; font: inherit; width: 100%;
}
.lead-form input:focus, .lead-form select:focus, .lead-form textarea:focus { outline: none; border-color: var(--key); box-shadow: 0 0 0 3px rgba(56,182,255,.18); }
.form-extra { color: var(--txt-2); font-size: .85rem; margin: 0; }
.form-status { margin: 0; color: var(--ok); font-weight: 600; }
.form-status.err { color: #f87171; }

.ftr { border-top: 1px solid var(--line); background: var(--bg2); padding-top: 40px; }
.ftr-grid { display: grid; grid-template-columns: 1.4fr 1fr 1.4fr; gap: 24px; padding-bottom: 20px; }
.ftr-brand { font-weight: 800; letter-spacing: .06em; }
.ftr-brand b { color: var(--key); }
.ftr p { color: var(--txt-2); font-size: .92rem; }
.ftr nav { display: grid; gap: 6px; }
.ftr nav a { color: var(--txt-2); }
.ftr nav a:hover { color: var(--key); }
.ftr-bottom { display: flex; justify-content: space-between; gap: 12px; border-top: 1px solid var(--line); padding-block: 16px; flex-wrap: wrap; }
.ver { color: var(--txt-2); font-size: .82rem; }

.drawer { position: fixed; inset: 0; z-index: 90; }
.drawer-mask { position: absolute; inset: 0; background: rgba(4,6,10,.6); }
.drawer-panel { position: absolute; top: 0; right: 0; height: 100%; width: min(420px, 92vw); background: var(--bg2); border-left: 1px solid var(--line); display: flex; flex-direction: column; }
.drawer-h { display: flex; justify-content: space-between; align-items: center; padding: 16px 20px; border-bottom: 1px solid var(--line); }
.drawer-h h2 { font-size: 1.15rem; }
.btn-close { background: none; border: none; color: var(--txt); font-size: 1.6rem; cursor: pointer; line-height: 1; }
.drawer-body { flex: 1; overflow: auto; padding: 16px 20px; display: grid; gap: 10px; align-content: start; }
.cart-line { display: flex; gap: 10px; align-items: center; background: var(--card); border: 1px solid var(--line); border-radius: 12px; padding: 10px 12px; }
.cart-line .cl-main { flex: 1; }
.cart-line .cl-name { font-weight: 700; font-size: .92rem; }
.cart-line .cl-sub { color: var(--txt-2); font-size: .82rem; }
.cart-line .cl-qty { display: flex; align-items: center; gap: 8px; color: var(--txt-2); font-size: .88rem; }
.cart-line .cl-qty button { background: var(--panel-2); border: 1px solid var(--line); color: var(--txt); width: 26px; height: 26px; border-radius: 8px; cursor: pointer; font-weight: 800; }
.cart-empty { color: var(--txt-2); text-align: center; padding: 40px 10px; }
.cart-price { color: var(--txt-2); font-size: .8rem; }
.drawer-f { padding: 16px 20px; border-top: 1px solid var(--line); display: grid; gap: 8px; }

@media (max-width: 920px) {
  .hero-grid, .ooh-grid, .lead-grid { grid-template-columns: 1fr; }
  .band-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: 1fr; }
  .nav {
    position: fixed; inset: 64px 0 auto 0; flex-direction: column; gap: 2px; padding: 10px;
    background: rgba(7,9,13,.97); border-bottom: 1px solid var(--line);
    display: none;
  }
  .nav.open { display: flex; }
  .nav-toggle { display: block; }
  .btn-tel { display: none; }
  .ftr-grid { grid-template-columns: 1fr; }
}