/* Layout: dark slate "night roof" world with a copper glow; sticky bar, hero, services, catalog grid, process, FAQ, contact split */
:root{
  --bg:#12161c; --surface:#1a2029; --surface-2:#222a35; --line:#2e3846;
  --fg:#eef1f5; --muted:#9aa6b6; --accent:#e8873a; --accent-2:#ffb066; --glow:rgba(232,135,58,.35);
  --ok:#5bc48a;
  --display:"Unbounded","Rubik",system-ui,sans-serif;
  --body:"Rubik",system-ui,-apple-system,"Segoe UI",sans-serif;
  color-scheme:dark;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--fg);font-family:var(--body);font-size:16px;line-height:1.6}
a{color:inherit}
h1,h2,h3{font-family:var(--display);line-height:1.15;text-wrap:balance;margin:0}
p{margin:0}
.wrap{max-width:1180px;margin:0 auto;padding-inline:20px}
.btn{display:inline-flex;align-items:center;gap:8px;font:600 15px var(--body);padding:13px 22px;border-radius:999px;border:1px solid transparent;cursor:pointer;text-decoration:none;transition:transform .2s,box-shadow .2s,background .2s}
.btn-primary{background:var(--accent);color:#1a1006;box-shadow:0 0 0 0 var(--glow)}
.btn-primary:hover{box-shadow:0 0 28px 4px var(--glow);transform:translateY(-1px)}
.btn-ghost{background:transparent;color:var(--fg);border-color:var(--line)}
.btn-ghost:hover{border-color:var(--accent)}
:focus-visible{outline:2px solid var(--accent-2);outline-offset:3px}

/* promo bar */
.promo{background:linear-gradient(90deg,#7a3c12,var(--accent),#7a3c12);color:#1a1006;text-align:center;font-size:14px;font-weight:600;padding:8px 16px}

/* header */
header{position:sticky;top:env(safe-area-inset-top,0px);z-index:20;background:rgba(18,22,28,.88);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.bar{display:flex;align-items:center;gap:20px;min-height:68px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none}
.logo svg{width:42px;height:42px;filter:drop-shadow(0 0 8px var(--glow))}
.logo b{font:800 21px var(--display);letter-spacing:-.02em}
.logo b span{color:var(--accent)}
nav.main{display:flex;gap:22px;margin-left:auto}
nav.main a{text-decoration:none;color:var(--muted);font-weight:500;font-size:15px}
nav.main a:hover{color:var(--fg)}
.lang{display:flex;border:1px solid var(--line);border-radius:999px;padding:3px;gap:2px}
.lang button{font:600 13px var(--body);color:var(--muted);background:none;border:0;padding:6px 12px;border-radius:999px;cursor:pointer}
.lang button[aria-pressed="true"]{background:var(--accent);color:#1a1006}
.call-top{white-space:nowrap}
@media (max-width:900px){nav.main{display:none}.lang{margin-left:auto}.call-top .t{display:none}.call-top{padding:11px 14px}}

/* hero */
.hero{position:relative;overflow:hidden;padding-block:72px 64px}
.hero::before{content:"";position:absolute;inset:auto -10% -40% 30%;height:520px;background:radial-gradient(closest-side,var(--glow),transparent);pointer-events:none}
.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;position:relative}
.eyebrow{display:inline-block;font-size:13px;font-weight:600;letter-spacing:.12em;text-transform:uppercase;color:var(--accent-2);margin-bottom:16px}
.hero h1{font-size:clamp(32px,5.2vw,58px);font-weight:800;letter-spacing:-.02em}
.hero h1 em{font-style:normal;color:var(--accent);text-shadow:0 0 30px var(--glow)}
.hero p.lead{color:var(--muted);font-size:18px;max-width:52ch;margin-top:18px}
.cta-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:28px}
.chips{display:flex;flex-wrap:wrap;gap:10px;margin-top:30px;padding:0;list-style:none}
.chips li{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--fg);background:var(--surface);border:1px solid var(--line);padding:8px 14px;border-radius:999px}
.chips li::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--accent);box-shadow:0 0 10px var(--accent)}
.hero-art{position:relative;margin:0;max-width:100%;border-radius:22px;overflow:hidden;border:1px solid var(--line);box-shadow:0 0 60px -10px var(--glow)}
.hero-art img{width:100%;aspect-ratio:4/3;object-fit:cover;display:block}
.hero-art figcaption{position:absolute;left:12px;bottom:12px;font-size:13px;font-weight:600;background:rgba(18,22,28,.85);padding:6px 12px;border-radius:999px;border:1px solid var(--line)}
@media (max-width:860px){.hero-grid{grid-template-columns:1fr}.hero-art{max-width:420px;margin:0 auto;width:100%}}

section.block{padding-block:72px}
.sec-head{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:end;gap:16px;margin-bottom:32px}
.sec-head h2{font-size:clamp(26px,3.4vw,38px);font-weight:700}
.sec-head p{color:var(--muted);max-width:52ch}

/* services */
.services{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.svc{background:var(--surface);border:1px solid var(--line);border-radius:16px;padding:24px;display:flex;flex-direction:column;gap:10px;transition:border-color .2s,box-shadow .2s}
.svc:hover{border-color:var(--accent);box-shadow:0 0 24px -6px var(--glow)}
.svc svg{width:36px;height:36px;color:var(--accent)}
.svc h3{font-size:17px;font-weight:700}
.svc p{color:var(--muted);font-size:15px}
@media (max-width:960px){.services{grid-template-columns:repeat(2,1fr)}}
@media (max-width:520px){.services{grid-template-columns:1fr}}

/* catalog */
.catalog-bg{background:var(--surface);border-block:1px solid var(--line)}
.filters{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:24px}
.filters button{font:500 14px var(--body);color:var(--muted);background:var(--bg);border:1px solid var(--line);padding:8px 16px;border-radius:999px;cursor:pointer}
.filters button[aria-pressed="true"]{color:#1a1006;background:var(--accent);border-color:var(--accent)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:18px}
.card{background:var(--bg);border:1px solid var(--line);border-radius:16px;overflow:hidden;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s}
.card:hover{transform:translateY(-3px);box-shadow:0 10px 30px -10px var(--glow)}
.card .ph{aspect-ratio:4/3;max-width:100%;position:relative;background:var(--surface-2)}
.card .ph img{width:100%;height:100%;object-fit:cover;display:block}
.card .tag{position:absolute;top:10px;left:10px;font-size:12px;font-weight:600;background:rgba(18,22,28,.82);color:var(--accent-2);padding:4px 10px;border-radius:999px;border:1px solid var(--line)}
.card .bd{padding:16px 18px 18px;display:flex;flex-direction:column;gap:6px;flex:1}
.card h3{font-family:var(--body);font-size:17px;font-weight:600}
.card p{color:var(--muted);font-size:14px}
.card .ask{margin-top:auto;padding-top:10px;font-size:14px;font-weight:600;color:var(--accent);text-decoration:none}
.note{margin-top:22px;font-size:14px;color:var(--muted)}

/* process */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;counter-reset:s;padding:0;list-style:none}
.steps li{position:relative;padding:22px;border-top:2px solid var(--line)}
.steps li::before{counter-increment:s;content:counter(s);font:800 34px var(--display);color:var(--accent);text-shadow:0 0 20px var(--glow);display:block;margin-bottom:8px}
.steps h3{font-family:var(--body);font-size:17px;font-weight:600;margin-bottom:6px}
.steps p{color:var(--muted);font-size:15px}
@media (max-width:860px){.steps{grid-template-columns:repeat(2,1fr)}}
@media (max-width:480px){.steps{grid-template-columns:1fr}}

/* faq */
.faq{display:grid;gap:10px;max-width:820px}
.faq details{background:var(--surface);border:1px solid var(--line);border-radius:14px;padding:4px 20px}
.faq summary{cursor:pointer;font-weight:600;padding:14px 0;list-style:none;display:flex;justify-content:space-between;gap:12px}
.faq summary::after{content:"+";color:var(--accent);font-size:22px;line-height:1}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--muted);padding-bottom:16px}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:24px}
.panel{background:var(--surface);border:1px solid var(--line);border-radius:18px;padding:26px;min-width:0}
.phone-big{font:700 clamp(22px,3vw,30px) var(--display);color:var(--fg);user-select:all;letter-spacing:-.01em}
.contact-row{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:10px}
.small{font-size:14px;color:var(--muted)}
.map{margin-top:22px;border-radius:14px;overflow:hidden;border:1px solid var(--line);position:relative;aspect-ratio:16/10;max-width:100%;background:#0e1319}
.map svg{width:100%;height:100%;display:block}
.map a{position:absolute;right:12px;bottom:12px}
form{display:grid;gap:14px}
.f2{display:grid;grid-template-columns:1fr 1fr;gap:14px}
label{display:grid;gap:6px;font-size:14px;color:var(--muted);min-width:0}
input,select,textarea{font:16px var(--body);color:var(--fg);background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:12px 14px;width:100%}
input:focus,select:focus,textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--glow)}
textarea{min-height:110px;resize:vertical}
.ok-msg{background:rgba(91,196,138,.12);border:1px solid var(--ok);color:var(--fg);border-radius:12px;padding:14px 16px;font-size:15px}
@media (max-width:860px){.contact-grid{grid-template-columns:1fr}}
@media (max-width:480px){.f2{grid-template-columns:1fr}}

footer{border-top:1px solid var(--line);padding-block:30px;color:var(--muted);font-size:14px}
footer .wrap{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;align-items:center}
@media (prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}

.page-body{padding-block:56px}
.page-body .rte{max-width:760px;color:var(--fg)}
.page-body h1{font-size:clamp(26px,4vw,40px);margin-bottom:18px}
.ok-msg{margin-bottom:6px}
.ok-msg[hidden]{display:none}