:root{--brand:#0e7490;--brand-dark:#155e75;--brand-soft:#ecfeff;--g1:#0891b2;--g2:#1e3a8a;--ink:#0f172a;--ink-2:#334155;--muted:#64748b;--line:#e2e8f0;--bg:#ffffff;--bg-2:#f8fafc;--radius:16px;--shadow:0 1px 2px rgba(15,23,42,.06),0 8px 24px rgba(15,23,42,.06);color-scheme:light}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body{margin:0;background:var(--bg);color:var(--ink);font:16px/1.65 -apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif}
img{max-width:100%;height:auto;display:block}
a{color:var(--brand-dark)}
a:hover{color:var(--brand)}
h1,h2,h3{line-height:1.2;letter-spacing:-.01em;color:var(--ink)}
.wrap{max-width:1160px;margin:0 auto;padding:0 16px}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0)}
.skip{position:absolute;left:-999px}.skip:focus{left:16px;top:8px;background:#fff;padding:8px;z-index:9}
.muted{color:var(--muted)}.small{font-size:.875rem}.center{text-align:center}
/* header */
.site-header{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:5}
.header-row{display:flex;align-items:center;gap:20px;min-height:64px;flex-wrap:wrap;padding-top:8px;padding-bottom:8px}
.logo{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:800;font-size:1.15rem;letter-spacing:-.02em}
.logo-mark{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--g1),var(--g2))}
.nav{display:flex;gap:18px}
.nav a{color:var(--ink-2);text-decoration:none;font-weight:600;font-size:.95rem}
.nav a:hover{color:var(--brand)}
.search{display:flex;align-items:center;margin-left:auto;background:var(--bg-2);border:1px solid var(--line);border-radius:999px;padding:2px 2px 2px 14px;min-width:240px}
.search input{border:0;background:transparent;font:inherit;flex:1;min-width:0;padding:7px 4px;outline:none;color:var(--ink)}
.search button{border:0;background:transparent;color:var(--ink-2);display:flex;align-items:center;gap:6px;padding:8px 12px;border-radius:999px;cursor:pointer;font:inherit;font-weight:700}
.search-big{margin:20px 0 0;max-width:560px;background:#fff;box-shadow:var(--shadow);padding:4px 4px 4px 18px}
.search-big input{padding:12px 4px;font-size:1.05rem}
.search-big button{background:var(--brand);color:#fff;padding:12px 18px}
.search-big button:hover{background:var(--brand-dark)}
@media (max-width:720px){.header-row{gap:8px 12px}.search{order:3;width:100%;margin-left:0}.nav{margin-left:auto;gap:12px}.nav a{font-size:.88rem}.logo{font-size:1.02rem;gap:8px}.logo-mark{width:30px;height:30px}}
@media (max-width:360px){.nav a:last-child{display:none}}
/* hero */
.hero{background:linear-gradient(180deg,var(--brand-soft),#fff);border-bottom:1px solid var(--line)}
.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center;padding-top:56px;padding-bottom:56px}
.hero h1{font-size:clamp(2rem,4.5vw,3.1rem);margin:.2em 0 .3em}
.eyebrow{text-transform:uppercase;letter-spacing:.12em;font-size:.8rem;font-weight:800;color:var(--brand-dark);margin:0}
.lead{font-size:1.15rem;color:var(--ink-2);margin:.4em 0}
.hero-img{border-radius:24px;box-shadow:var(--shadow)}
.trust{list-style:none;padding:0;margin:22px 0 0;display:flex;flex-wrap:wrap;gap:10px 18px;color:var(--ink-2);font-size:.92rem;font-weight:600}
.trust li{display:flex;align-items:center;gap:6px}.trust svg{color:var(--brand)}
@media (max-width:860px){.hero-inner{grid-template-columns:1fr;padding-top:36px;padding-bottom:36px}.hero-img{display:none}}
/* blocks */
.block{margin:48px auto}
.block-head{display:flex;justify-content:space-between;align-items:baseline;gap:16px}
.block-head a{font-weight:700;text-decoration:none;white-space:nowrap}
.block-title{font-size:1.5rem;margin:0 0 18px}
.tiles{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:14px}
.tile{display:flex;align-items:center;gap:14px;padding:16px;border:1px solid var(--line);border-radius:var(--radius);text-decoration:none;color:var(--ink);background:#fff;transition:border-color .15s,box-shadow .15s}
.tile:hover{border-color:var(--brand);box-shadow:var(--shadow)}
.tile-icon{display:grid;place-items:center;flex:none;width:44px;height:44px;border-radius:12px;background:var(--brand-soft);color:var(--brand-dark)}
.tile-icon.big{width:56px;height:56px;margin-bottom:8px}
.tile-text{display:flex;flex-direction:column;flex:1;min-width:0}
.tile-text span{color:var(--muted);font-size:.88rem;line-height:1.4}
.tile-count{font-weight:800;color:var(--brand-dark);background:var(--brand-soft);border-radius:999px;padding:2px 10px;font-size:.85rem}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:20px}
.card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;text-decoration:none;color:var(--ink);background:#fff;transition:transform .15s,box-shadow .15s}
.card:hover{transform:translateY(-2px);box-shadow:var(--shadow)}
.card img{aspect-ratio:1200/630;object-fit:cover;width:100%}
.card-body{padding:16px 18px 18px;display:flex;flex-direction:column;gap:6px;flex:1}
.card h3{margin:2px 0 0;font-size:1.12rem}
.card p{margin:0;color:var(--ink-2);font-size:.95rem;line-height:1.5}
.card-meta{color:var(--muted);font-size:.85rem;margin-top:auto;padding-top:6px}
.card-cta{color:var(--brand-dark);font-weight:700;font-size:.92rem}
.chip{display:inline-block;align-self:flex-start;background:var(--brand-soft);color:var(--brand-dark);font-weight:700;font-size:.78rem;padding:3px 10px;border-radius:999px;text-decoration:none;text-transform:uppercase;letter-spacing:.04em}
.pills{display:flex;flex-wrap:wrap;gap:8px}.pill{border:1px solid var(--line);border-radius:999px;padding:6px 14px;text-decoration:none;font-weight:600}
.note-box{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:24px 28px}
.note-box h2{margin-top:0}
/* pages */
.page{padding-top:20px;padding-bottom:40px}
.page-head{margin:12px 0 24px}
.page-head h1{font-size:clamp(1.8rem,4vw,2.6rem);margin:.35em 0 .25em}
.narrow{max-width:760px}
.page-head.narrow,.feature.narrow,.prose.narrow{margin-left:auto;margin-right:auto}
.crumbs ol{list-style:none;padding:0;margin:0;display:flex;flex-wrap:wrap;gap:6px;font-size:.88rem;color:var(--muted)}
.crumbs li+li:before{content:"›";margin-right:6px}
.crumbs a{color:var(--muted);text-decoration:none}
.byline{color:var(--muted);font-size:.9rem;margin:.6em 0 0}
.feature{border-radius:20px;margin:0 0 28px;width:100%;aspect-ratio:1200/630;object-fit:cover}
.two-col{display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:40px;align-items:start}
@media (max-width:900px){.two-col{grid-template-columns:1fr}.glance{order:-1;position:static!important}}
.prose{font-size:1.06rem}
.prose h2{font-size:1.45rem;margin:1.6em 0 .5em}
.prose h3{font-size:1.1rem;margin:0 0 .5em}
.prose p{margin:0 0 1em;color:var(--ink-2)}
.prose ul{padding-left:1.2em;color:var(--ink-2)}
.prose li{margin:.35em 0}
.verdict{background:var(--brand-soft);border-left:4px solid var(--brand);border-radius:12px;padding:18px 22px;margin:0 0 8px}
.verdict h2{margin-top:0!important;font-size:1.15rem}
.verdict p{margin:0;color:var(--ink)}
.pc{display:grid;grid-template-columns:1fr 1fr;gap:16px}
@media (max-width:640px){.pc{grid-template-columns:1fr}}
.pc-col{border:1px solid var(--line);border-radius:12px;padding:16px 18px}
.pc-col ul{list-style:none;padding:0;margin:0}
.pc-col li{padding-left:24px;position:relative}
.pro li:before{content:"✓";position:absolute;left:0;color:#16a34a;font-weight:800}
.con li:before{content:"✕";position:absolute;left:0;color:#dc2626;font-weight:800}
.glance{border:1px solid var(--line);border-radius:var(--radius);padding:20px;position:sticky;top:84px;background:#fff;box-shadow:var(--shadow)}
.glance h2{font-size:1.1rem;margin:0 0 12px}
.glance dl{margin:0 0 16px}
.glance dt{font-size:.78rem;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);font-weight:700;margin-top:10px}
.glance dd{margin:2px 0 0;font-weight:600}
.btn{display:inline-block;background:var(--brand);color:#fff!important;text-decoration:none;font-weight:800;padding:12px 18px;border-radius:12px;text-align:center}
.glance .btn{display:block}
.btn:hover{background:var(--brand-dark)}
.faq details{border:1px solid var(--line);border-radius:12px;padding:12px 16px;margin:0 0 10px}
.faq summary{cursor:pointer;font-weight:700;color:var(--ink)}
.faq details p{margin:.6em 0 0}
.sources ul{font-size:.95rem}
.disclaimer{font-size:.88rem;color:var(--muted);border-top:1px solid var(--line);padding-top:16px;margin-top:28px}
/* footer */
.site-footer{background:var(--bg-2);border-top:1px solid var(--line);margin-top:56px;padding-top:40px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr;gap:32px}
@media (max-width:760px){.footer-grid{grid-template-columns:1fr}}
.site-footer h2{font-size:.85rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin:0 0 10px}
.site-footer ul{list-style:none;padding:0;margin:0}
.site-footer li{margin:6px 0}
.site-footer a{text-decoration:none;color:var(--ink-2)}
.footer-brand p{color:var(--ink-2);max-width:420px}
.footer-bottom{border-top:1px solid var(--line);margin-top:28px;padding-top:16px;padding-bottom:28px;font-size:.85rem;color:var(--muted)}