:root{
  --ink:#0b1530; --ink-2:#334155; --muted:#5b6476; --bg:#ffffff; --bg-2:#f5f7fb; --line:#e3e8f0;
  --accent:#1d4ed8; --accent-dark:#1e3fae; --accent-soft:#e8efff; --warm:#ff6a2b;
  --radius:16px; --shadow:0 1px 2px rgba(11,21,48,.06),0 8px 24px rgba(11,21,48,.06);
  --shadow-hover:0 2px 4px rgba(11,21,48,.08),0 16px 40px rgba(11,21,48,.10);
  --max:1100px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:80px}
body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;font-size:17px;line-height:1.6;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased}
@media(min-width:768px){body{font-size:18px}}
img,svg{max-width:100%;display:block}
a{color:var(--accent)}
a:hover{color:var(--accent-dark)}
:focus-visible{outline:3px solid var(--accent);outline-offset:3px;border-radius:6px}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:8px;background:#fff;padding:8px 12px;z-index:100}
.skip:focus{left:8px}
h1,h2,h3{line-height:1.15;letter-spacing:-.02em;margin:0 0 .5em}
h1{font-size:clamp(2.1rem,5.2vw,3.5rem);font-weight:800}
h2{font-size:clamp(1.6rem,3.4vw,2.3rem);font-weight:750}
h3{font-size:1.2rem;font-weight:700}
p{margin:0 0 1em}
.lead{font-size:1.15em;color:var(--ink-2);max-width:40em}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--accent);background:var(--accent-soft);padding:4px 10px;border-radius:999px;margin-bottom:14px}
/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;height:64px;gap:16px}
.logo{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink);text-decoration:none;font-size:1.05rem;letter-spacing:-.01em}
.logo svg{width:30px;height:30px}
.logo span b{color:var(--accent)}
.nav{display:none;gap:22px}
.nav a{color:var(--ink-2);text-decoration:none;font-size:.95rem;font-weight:500}
.nav a:hover{color:var(--accent)}
@media(min-width:900px){.nav{display:flex}}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--accent);color:#fff;font-weight:700;text-decoration:none;border:0;border-radius:12px;padding:14px 22px;font-size:1rem;cursor:pointer;transition:transform .15s ease,background .15s ease,box-shadow .15s ease;box-shadow:0 6px 16px rgba(29,78,216,.25)}
.btn:hover{background:var(--accent-dark);color:#fff;transform:translateY(-1px);box-shadow:0 10px 22px rgba(29,78,216,.3)}
.btn-sm{padding:9px 16px;font-size:.92rem;border-radius:10px}
.btn-ghost{background:transparent;color:var(--ink);box-shadow:none;border:1.5px solid var(--line)}
.btn-ghost:hover{background:var(--bg-2);color:var(--ink)}
/* hero */
.hero{position:relative;overflow:hidden;background:radial-gradient(1200px 500px at 85% -10%,#dfe8ff 0%,rgba(223,232,255,0) 60%),linear-gradient(180deg,#f7f9fe 0%,#fff 100%)}
.hero .wrap{display:grid;gap:40px;padding-top:56px;padding-bottom:64px;align-items:center}
@media(min-width:900px){.hero .wrap{grid-template-columns:1.1fr .9fr;padding-top:88px;padding-bottom:96px}}
.hero p.lead{margin-bottom:28px}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
.hero-note{font-size:.9rem;color:var(--muted);margin-top:16px}
.hero-art{max-width:520px;margin:0 auto;width:100%}
.page-hero .wrap{padding-top:48px;padding-bottom:40px}
.page-hero{background:linear-gradient(180deg,#f7f9fe 0%,#fff 100%);border-bottom:1px solid var(--line)}
.crumbs{font-size:.88rem;color:var(--muted);margin-bottom:12px}
.crumbs a{color:var(--muted);text-decoration:none}.crumbs a:hover{color:var(--accent)}
/* sections */
section{padding:64px 0}
@media(min-width:768px){section{padding:88px 0}}
.alt{background:var(--bg-2)}
.section-head{max-width:720px;margin-bottom:36px}
.grid{display:grid;gap:20px}
@media(min-width:640px){.g2{grid-template-columns:repeat(2,1fr)}.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media(min-width:960px){.g3{grid-template-columns:repeat(3,1fr)}.g4{grid-template-columns:repeat(4,1fr)}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:var(--shadow);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease}
a.card{display:block;text-decoration:none;color:inherit}
a.card:hover{transform:translateY(-3px);box-shadow:var(--shadow-hover);border-color:#cdd8f0}
.card p{color:var(--ink-2);margin:0}
.card h3{margin-bottom:.35em}
.icon{width:44px;height:44px;border-radius:12px;background:var(--accent-soft);color:var(--accent);display:grid;place-items:center;margin-bottom:16px}
.icon svg{width:24px;height:24px}
.step-num{font-size:.8rem;font-weight:800;color:var(--accent);letter-spacing:.06em}
.more{display:inline-block;margin-top:12px;font-weight:600;color:var(--accent);font-size:.95rem}
.city-card{display:flex;justify-content:space-between;align-items:center;padding:18px 22px}
.city-card h3{margin:0;font-size:1.05rem}
.city-card span{color:var(--muted);font-size:.85rem}
/* compare */
.compare{display:grid;gap:20px}
@media(min-width:760px){.compare{grid-template-columns:1fr 1fr}}
.compare .card ul{margin:12px 0 0;padding-left:0;list-style:none}
.compare .card li{padding:8px 0 8px 28px;position:relative;border-top:1px solid var(--line);color:var(--ink-2)}
.compare .card li:first-child{border-top:0}
.compare .card li::before{content:"";position:absolute;left:0;top:15px;width:14px;height:14px;border-radius:50%;background:var(--accent-soft);box-shadow:inset 0 0 0 4px var(--accent)}
.tag{display:inline-block;font-size:.78rem;font-weight:700;padding:3px 10px;border-radius:999px;background:var(--bg-2);color:var(--ink-2);margin-bottom:10px}
.tag.led{background:#e8efff;color:var(--accent)}
.tag.static{background:#fff1ea;color:#b4410f}
/* prose */
.prose{max-width:760px}
.prose h2{margin-top:1.6em;font-size:clamp(1.4rem,2.6vw,1.8rem)}
.prose h3{margin-top:1.4em}
.prose ul,.prose ol{padding-left:1.2em}
.prose li{margin:.35em 0}
.layout{display:grid;gap:48px}
@media(min-width:980px){.layout{grid-template-columns:minmax(0,1fr) 300px}}
.aside-card{position:sticky;top:90px;background:var(--ink);color:#fff;border-radius:var(--radius);padding:26px}
.aside-card p{color:#c9d2e6}
.aside-card .btn{width:100%;margin-top:6px}
table.prices{width:100%;border-collapse:collapse;margin:16px 0 8px;font-size:.96rem;background:#fff;border-radius:12px;overflow:hidden;box-shadow:var(--shadow)}
table.prices th,table.prices td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line)}
table.prices th{background:var(--bg-2);font-size:.85rem;text-transform:uppercase;letter-spacing:.05em;color:var(--ink-2)}
.note{font-size:.88rem;color:var(--muted)}
.callout{background:var(--accent-soft);border-radius:12px;padding:18px 20px;color:var(--ink-2);margin:20px 0}
details.faq{border-bottom:1px solid var(--line);padding:16px 0}
details.faq summary{cursor:pointer;font-weight:650;list-style:none;display:flex;justify-content:space-between;gap:12px}
details.faq summary::after{content:"+";color:var(--accent);font-weight:800}
details.faq[open] summary::after{content:"–"}
details.faq p{margin:10px 0 0;color:var(--ink-2)}
/* form */
.quote{background:linear-gradient(180deg,#0b1530 0%,#14224a 100%);color:#fff}
.quote .wrap{display:grid;gap:40px}
@media(min-width:960px){.quote .wrap{grid-template-columns:.85fr 1.15fr;align-items:start}}
.quote h2{color:#fff}
.quote .lead{color:#c9d2e6}
.quote ul.checks{list-style:none;padding:0;margin:24px 0 0}
.quote ul.checks li{padding:6px 0 6px 30px;position:relative;color:#dbe3f5}
.quote ul.checks li::before{content:"✓";position:absolute;left:0;color:#8fb0ff;font-weight:800}
form.qf{background:#fff;color:var(--ink);border-radius:20px;padding:28px;box-shadow:0 20px 50px rgba(0,0,0,.25)}
@media(min-width:640px){form.qf{padding:36px}}
.fgrid{display:grid;gap:18px}
@media(min-width:640px){.fgrid{grid-template-columns:1fr 1fr}.full{grid-column:1/-1}}
.field label{display:block;font-weight:600;font-size:.92rem;margin-bottom:6px}
.field label .opt{font-weight:400;color:var(--muted)}
.field input,.field select,.field textarea{width:100%;font:inherit;font-size:1rem;color:var(--ink);background:#fff;border:1.5px solid #cfd7e4;border-radius:10px;padding:12px 14px;transition:border-color .15s,box-shadow .15s}
.field textarea{min-height:120px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px rgba(29,78,216,.15)}
fieldset.radios{border:0;margin:0;padding:0}
fieldset.radios legend{font-weight:600;font-size:.92rem;margin-bottom:8px;padding:0}
.radio-row{display:flex;flex-wrap:wrap;gap:10px}
.radio-row label{display:flex;align-items:center;gap:8px;border:1.5px solid #cfd7e4;border-radius:10px;padding:10px 14px;cursor:pointer;font-size:.95rem}
.radio-row input{accent-color:var(--accent);width:18px;height:18px}
.radio-row label:has(input:checked){border-color:var(--accent);background:var(--accent-soft)}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.privacy{font-size:.85rem;color:var(--muted);margin:18px 0 0}
form.qf .btn{width:100%;margin-top:22px;padding:16px}
/* footer */
footer{background:#070e22;color:#aab4ca;padding:56px 0 36px;font-size:.92rem}
footer .cols{display:grid;gap:28px}
@media(min-width:760px){footer .cols{grid-template-columns:1.4fr 1fr 1fr 1fr}}
footer h4{color:#fff;font-size:.9rem;margin:0 0 12px;letter-spacing:.02em}
footer ul{list-style:none;padding:0;margin:0}
footer li{margin:6px 0}
footer a{color:#aab4ca;text-decoration:none}
footer a:hover{color:#fff}
footer .fine{border-top:1px solid #1b2542;margin-top:36px;padding-top:20px;font-size:.82rem;color:#7e89a3}
.center{text-align:center}
.mt{margin-top:28px}
@media(prefers-reduced-motion:reduce){*{transition:none!important;scroll-behavior:auto!important}}
.btn{white-space:nowrap}
@media(max-width:420px){.logo{font-size:.95rem;gap:8px}.logo svg{width:26px;height:26px}.site-header .btn-sm{padding:8px 12px;font-size:.85rem}}