:root{
  --bg:#f5f7fb;--surface:#fff;--ink:#0f1b2d;--muted:#5b6778;--line:#e2e7ef;
  --brand:#0b2a4f;--brand-2:#123f75;--accent:#ff8a00;--accent-ink:#1c1200;
  --wa:#1fa855;--wa-ink:#fff;--call:#0b2a4f;
  --radius:16px;--shadow:0 6px 24px rgba(11,42,79,.08);
}
@media (prefers-color-scheme:dark){
  :root{--bg:#0a121e;--surface:#111c2c;--ink:#e9eef6;--muted:#9aa8bb;--line:#22314a;--brand:#0d3260;--brand-2:#15508f;--shadow:0 6px 24px rgba(0,0,0,.35)}
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 system-ui,-apple-system,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;-webkit-font-smoothing:antialiased}
img,svg{max-width:100%}
a{color:var(--brand-2);text-decoration:none}
a:hover{text-decoration:underline}
@media (prefers-color-scheme:dark){a{color:#7db6ff}}
.wrap{width:min(1120px,100% - 32px);margin-inline:auto}
h1,h2,h3{line-height:1.2;margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(1.7rem,4.5vw,2.7rem)}
h2{font-size:clamp(1.35rem,3vw,1.9rem);margin-top:0}
h3{font-size:1.1rem}
p{margin:0 0 1em}

/* top bar */
.topbar{background:var(--brand);color:#fff;font-size:.9rem}
.topbar .wrap{display:flex;gap:8px 20px;flex-wrap:wrap;justify-content:space-between;align-items:center;padding:8px 0}
.topbar a{color:#fff;font-weight:600}
.topbar .tels{display:flex;gap:6px 18px;flex-wrap:wrap}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:var(--surface);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 0}
.logo{display:flex;align-items:center;gap:10px;color:var(--ink);font-weight:800;font-size:1.05rem;line-height:1.1}
.logo:hover{text-decoration:none}
.logo small{display:block;font-weight:600;color:var(--muted);font-size:.72rem;letter-spacing:.04em}
.logo-mark{width:40px;height:40px;border-radius:11px;background:linear-gradient(135deg,var(--brand),var(--brand-2));display:grid;place-items:center;color:#fff;flex:none}
nav ul{display:flex;gap:4px;list-style:none;margin:0;padding:0}
nav a{display:block;padding:8px 12px;border-radius:10px;color:var(--ink);font-weight:600;font-size:.95rem}
nav a:hover,nav a[aria-current=page]{background:var(--bg);text-decoration:none}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:10px;padding:8px 10px;color:var(--ink);font:inherit;cursor:pointer}
@media (max-width:820px){
  .menu-btn{display:block}
  nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--surface);border-bottom:1px solid var(--line);padding:8px 16px 14px}
  nav.open{display:block}
  nav ul{flex-direction:column}
}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:13px 20px;border-radius:12px;font-weight:700;font-size:1rem;border:2px solid transparent;cursor:pointer;font-family:inherit;transition:transform .12s,box-shadow .12s}
.btn:hover{text-decoration:none;transform:translateY(-1px);box-shadow:var(--shadow)}
.btn svg{width:20px;height:20px;flex:none}
.btn-wa{background:var(--wa);color:var(--wa-ink)}
.btn-call{background:var(--accent);color:var(--accent-ink)}
.btn-ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.5)}
.btn-line{background:var(--surface);color:var(--ink);border-color:var(--line)}
.btn-row{display:flex;flex-wrap:wrap;gap:10px}

/* hero */
.hero{background:radial-gradient(1200px 400px at 85% -10%,rgba(255,138,0,.28),transparent 60%),linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;padding:52px 0 60px}
.hero .grid{display:grid;grid-template-columns:1.25fr .75fr;gap:32px;align-items:center}
.hero p.lead{font-size:1.1rem;color:#dbe7f8;max-width:60ch}
.eyebrow{display:inline-block;background:rgba(255,255,255,.14);padding:5px 12px;border-radius:99px;font-size:.82rem;font-weight:700;margin-bottom:14px}
.hero-card{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.22);border-radius:var(--radius);padding:22px}
.hero-card h2{font-size:1.1rem;color:#fff}
.hero-card ul{list-style:none;padding:0;margin:0 0 14px}
.hero-card li{padding:7px 0;border-bottom:1px solid rgba(255,255,255,.15);display:flex;gap:10px;align-items:center}
.hero-card li:last-child{border:0}
.hero-card li::before{content:"✓";color:var(--accent);font-weight:900}
@media (max-width:820px){.hero .grid{grid-template-columns:1fr}.hero{padding:36px 0 44px}}

/* sections */
section{padding:44px 0}
.section-alt{background:var(--surface);border-block:1px solid var(--line)}
.section-head{max-width:70ch;margin-bottom:24px}
.section-head p{color:var(--muted)}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow);color:var(--ink);display:block}
a.card:hover{text-decoration:none;border-color:var(--accent);transform:translateY(-2px);transition:.15s}
.card .ico{width:46px;height:46px;border-radius:12px;background:var(--bg);display:grid;place-items:center;margin-bottom:12px;color:var(--brand-2)}
.card p{color:var(--muted);margin:0;font-size:.96rem}
.chips{display:flex;flex-wrap:wrap;gap:10px;list-style:none;padding:0;margin:0}
.chips a{display:inline-block;background:var(--surface);border:1px solid var(--line);color:var(--ink);padding:9px 15px;border-radius:99px;font-weight:600;font-size:.93rem}
.chips a:hover{border-color:var(--accent);text-decoration:none}
.section-alt .chips a{background:var(--bg)}
.group-title{margin:26px 0 12px;font-size:1.05rem;color:var(--muted);text-transform:uppercase;letter-spacing:.06em;font-weight:800}

/* article */
.content{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:32px;align-items:start}
@media (max-width:920px){.content{grid-template-columns:1fr}}
.article h2{margin-top:1.6em}
.article h2:first-child{margin-top:0}
.article ul{padding-left:1.2em}
.article li{margin-bottom:.4em}
.side{position:sticky;top:84px;display:grid;gap:16px}
@media (max-width:920px){.side{position:static}}
.box{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.box h3{margin-bottom:10px}
.box .btn{width:100%;margin-bottom:10px}
.box .btn:last-child{margin-bottom:0}
.crumbs{font-size:.88rem;color:#c5d6ee;margin-bottom:14px}
.crumbs a{color:#fff}
.crumbs span{opacity:.6;margin:0 6px}

/* faq */
details{background:var(--surface);border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin-bottom:10px}
summary{cursor:pointer;font-weight:700}
details[open] summary{margin-bottom:8px}
details p{margin:0;color:var(--muted)}

/* steps */
.steps{counter-reset:s;display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:16px;list-style:none;padding:0;margin:0}
.steps li{counter-increment:s;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.steps li::before{content:counter(s);display:grid;place-items:center;width:34px;height:34px;border-radius:50%;background:var(--accent);color:var(--accent-ink);font-weight:800;margin-bottom:10px}
.steps b{display:block;margin-bottom:4px}
.steps span{color:var(--muted);font-size:.94rem}

/* form */
.form{display:grid;gap:12px}
.form label{font-weight:700;font-size:.9rem;display:grid;gap:6px}
.form select,.form textarea,.form input{width:100%;padding:12px;border:1px solid var(--line);border-radius:10px;background:var(--bg);color:var(--ink);font:inherit}
.form textarea{min-height:90px;resize:vertical}

/* cta band */
.cta-band{background:linear-gradient(135deg,var(--brand),var(--brand-2));color:#fff;border-radius:var(--radius);padding:30px;display:flex;flex-wrap:wrap;gap:18px;align-items:center;justify-content:space-between}
.cta-band h2{color:#fff;margin:0 0 4px}
.cta-band p{margin:0;color:#dbe7f8}

/* footer */
footer{background:#07182e;color:#b9c7dc;padding:40px 0 110px;margin-top:20px}
footer h3{color:#fff;font-size:1rem}
footer a{color:#dbe7f8}
footer .cols{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:28px}
footer ul{list-style:none;padding:0;margin:0}
footer li{margin-bottom:6px}
footer .small{border-top:1px solid #1b3352;margin-top:28px;padding-top:18px;font-size:.85rem}

/* floating contact */
.float{position:fixed;right:16px;bottom:16px;z-index:60;display:grid;gap:10px}
.float a{display:flex;align-items:center;justify-content:center;gap:10px;width:54px;height:54px;border-radius:50%;color:#fff;font-weight:700;box-shadow:0 8px 24px rgba(0,0,0,.25);font-size:.95rem}
.float a:hover{text-decoration:none;transform:translateY(-2px)}
.float svg{width:26px;height:26px;flex:none}
.float span{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.float .f-wa{background:var(--wa)}
.float .f-wa2{background:#128c43}
.float .f-call{background:var(--accent);color:var(--accent-ink)}
@media (max-width:640px){
  .float{left:0;right:0;bottom:0;grid-template-columns:1fr 1fr 1fr;gap:0;background:var(--surface);border-top:1px solid var(--line);padding:8px;gap:8px}
  .float a{width:auto;height:auto;justify-content:center;border-radius:12px;padding:8px 6px;font-size:.8rem;flex-direction:column;gap:2px;text-align:center;box-shadow:none}
  .float span{position:static;width:auto;height:auto;clip:auto;overflow:visible}
  .float svg{width:22px;height:22px}
}