:root{--ink:#15303a;--muted:#5e7178;--bg:#f6fbfb;--card:#fff;--line:#d8e6e8;--brand:#0b6f75;--brand2:#084e53;--accent:#f0b24d;--danger:#a13636;--max:1160px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif;color:var(--ink);background:#fff;line-height:1.65}
a{color:var(--brand2);text-decoration-thickness:1px;text-underline-offset:3px}a:hover{text-decoration-thickness:2px}
.wrap{width:min(var(--max),calc(100% - 36px));margin:auto}
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(12px)}
.header-inner{min-height:76px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:11px;text-decoration:none;font-weight:800;color:var(--ink);line-height:1.05}.brand svg{width:38px;height:38px;flex:none}.brand span{max-width:220px}
nav{margin-left:auto;display:flex;gap:17px;align-items:center}nav a{text-decoration:none;font-weight:650;font-size:.94rem}.header-call{background:var(--brand);color:#fff!important;padding:10px 14px;border-radius:10px}
.menu-btn{display:none;margin-left:auto;border:1px solid var(--line);background:#fff;border-radius:9px;padding:9px 11px;font-weight:700}
.hero{background:linear-gradient(135deg,#eef9f8,#fff 68%);border-bottom:1px solid var(--line);padding:58px 0 46px}.crumbs{font-size:.9rem;color:var(--muted);margin-bottom:17px}.crumbs a{color:var(--muted)}
h1{font-size:clamp(2.15rem,5vw,4.2rem);line-height:1.03;letter-spacing:-.045em;max-width:900px;margin:.1em 0 .35em}h2{font-size:clamp(1.45rem,3vw,2.15rem);line-height:1.15;letter-spacing:-.025em;margin:1.9em 0 .55em}h3{line-height:1.25}
.lede{font-size:1.22rem;color:#38545c;max-width:820px}.micro,.source-note{font-size:.9rem;color:var(--muted)}
main article{padding:42px 0 110px}article>section,article>.callout,article>.safety,article>h2,article>p,article>ul,article>ol,article>.cards,article>.link-grid,article>.comparison,article>.contact-card{max-width:950px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin:25px 0 12px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:13px 17px;border-radius:11px;font-weight:800;text-decoration:none}.btn-call{background:var(--brand);color:#fff!important;box-shadow:0 6px 16px rgba(11,111,117,.18)}.btn-secondary{border:1px solid var(--line);background:#fff;color:var(--ink)}
.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin:20px 0}.card{display:block;border:1px solid var(--line);border-radius:16px;padding:22px;text-decoration:none;background:var(--card);box-shadow:0 8px 24px rgba(21,48,58,.04)}.card:hover{border-color:#9bc9cc;transform:translateY(-1px)}.card h2,.card h3{margin:0 0 8px;font-size:1.15rem}.card p{margin:0;color:var(--muted)}
.callout{margin:40px 0;background:var(--ink);color:#fff;border-radius:20px;padding:28px;display:flex;align-items:center;justify-content:space-between;gap:24px}.callout h2{margin:.1em 0 .25em}.callout p{margin:.2em 0;color:#dce7ea}.callout .eyebrow{color:#f6c66f}.callout .btn{background:#fff;color:var(--brand2)!important;white-space:nowrap}
.safety{margin:28px 0;background:#fff4f2;border:1px solid #efc6c0;border-left:5px solid var(--danger);border-radius:12px;padding:18px 20px}.safety strong{color:#7e2222}.safety p{margin:.25em 0 0}
.eyebrow{text-transform:uppercase;letter-spacing:.13em;font-size:.78rem;font-weight:900;color:var(--brand);margin-bottom:4px}.split,.comparison{display:grid;grid-template-columns:1.45fr 1fr;gap:32px;align-items:start}.panel,.comparison>div,.contact-card{background:var(--bg);border:1px solid var(--line);border-radius:16px;padding:24px}.panel h3{margin-top:0}
.link-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.link-grid a{border:1px solid var(--line);border-radius:10px;padding:13px 15px;text-decoration:none;font-weight:700}
.big-phone{display:block;font-size:clamp(2rem,6vw,3.5rem);font-weight:900;letter-spacing:-.04em;text-decoration:none}
.site-footer{background:#10272f;color:#dbe8ea;padding:44px 0 90px}.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}.site-footer a{color:#fff}.site-footer h3{color:#fff}.footer-note{font-size:.88rem;color:#aac0c5;max-width:650px}
.mobile-call{display:none}
@media(max-width:900px){.cards{grid-template-columns:repeat(2,1fr)}nav{display:none;position:absolute;left:18px;right:18px;top:68px;background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px;box-shadow:0 18px 40px rgba(0,0,0,.12);flex-direction:column;align-items:stretch}nav.open{display:flex}.menu-btn{display:block}.header-call{display:none}.split,.comparison,.footer-grid{grid-template-columns:1fr}.mobile-call{display:flex;position:fixed;left:14px;right:14px;bottom:14px;z-index:40;background:var(--brand);color:#fff!important;border-radius:14px;padding:14px 18px;align-items:center;justify-content:center;text-decoration:none;font-weight:900;box-shadow:0 8px 30px rgba(0,0,0,.22)}}
@media(max-width:620px){.wrap{width:min(var(--max),calc(100% - 26px))}.brand span{font-size:.9rem;max-width:160px}.hero{padding:42px 0 34px}.cards,.link-grid{grid-template-columns:1fr}.callout{align-items:stretch;flex-direction:column}.callout .btn{width:100%}main article{padding-top:30px}.footer-grid{gap:18px}}