:root{--ink:#121a26;--muted:#566173;--bg:#f7f8fa;--panel:#eef2f6;--teal:#13233f;--teal2:#1e3a63;--fresh:#19b3a6;--line:#dce3eb;--amber:#f5a623;--amber2:#d98b0b;--r:14px;--w:1160px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font:17px/1.65 ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;color:var(--ink);background:var(--bg)}
a{color:var(--teal2)}img,svg{max-width:100%}
.wrap{max-width:var(--w);margin:0 auto;padding:0 22px}
.skip{position:absolute;left:-999px}.skip:focus{left:10px;top:10px;background:#fff;padding:8px;z-index:9}
.top{position:sticky;top:0;z-index:20;background:rgba(247,248,250,.94);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.top-in{display:flex;align-items:center;gap:22px;height:66px}
.logo{display:flex;align-items:center;gap:9px;text-decoration:none;color:var(--teal);font-weight:800;letter-spacing:-.02em;font-size:19px}
.logo b{color:var(--fresh)}.logo-mark{width:36px;height:36px;display:grid;place-items:center}.logo-mark svg{width:36px;height:36px}
.nav{display:flex;gap:4px;margin-left:auto}.nav a{padding:8px 12px;border-radius:9px;text-decoration:none;color:var(--ink);font-weight:600;font-size:15px}.nav a:hover,.nav a[aria-current]{background:var(--panel)}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--amber);color:#1d1606;font-weight:800;text-decoration:none;border:0;border-radius:12px;padding:14px 22px;font-size:16px;cursor:pointer;box-shadow:0 2px 0 var(--amber2)}
.btn:hover{background:#f7b544}.btn-sm{padding:9px 15px;font-size:14px}.btn-ghost{background:transparent;color:#fff;box-shadow:inset 0 0 0 2px rgba(255,255,255,.45)}.btn-ghost:hover{background:rgba(255,255,255,.1)}
.hero{background:radial-gradient(1200px 400px at 85% -10%,#24477a 0,transparent 60%),var(--teal);color:#eef3f9;padding:46px 0 52px}
.hero-in{display:grid;grid-template-columns:1fr;gap:30px;align-items:center}.hero-home .hero-in{grid-template-columns:1.25fr .75fr}
.hero h1{font-size:clamp(32px,4.6vw,54px);line-height:1.08;letter-spacing:-.03em;margin:.2em 0 .35em;max-width:20ch;color:#fff}
.lead{font-size:clamp(17px,1.7vw,20px);color:#c9d4e3;max-width:62ch;margin:0 0 24px}
.kicker{display:inline-block;font-size:13px;font-weight:800;letter-spacing:.08em;text-transform:uppercase;color:#4fd8c9;margin:0}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap}
.trust{list-style:none;padding:0;margin:28px 0 0;display:flex;flex-wrap:wrap;gap:10px 22px;font-size:14.5px;font-weight:600;color:#dbe4ef}
.trust li{display:flex;align-items:center;gap:7px}.trust svg{width:19px;height:19px;color:#4fd8c9}
.hero-art svg{width:100%;max-width:340px;display:block;margin-left:auto}
.crumbs{font-size:13.5px;color:#aebcd0;margin-bottom:10px}.crumbs a{color:#dbe4ef}
.content{display:block;padding:46px 22px 10px}.content.has-toc{display:grid;grid-template-columns:240px minmax(0,1fr);gap:48px}
.toc{position:sticky;top:90px;align-self:start;display:flex;flex-direction:column;gap:2px;font-size:14px;border-left:3px solid var(--line);padding-left:14px}.toc b{font-size:12px;text-transform:uppercase;letter-spacing:.08em;color:var(--muted);margin-bottom:6px}.toc a{text-decoration:none;color:var(--muted);padding:3px 0}.toc a:hover{color:var(--teal)}
.prose{max-width:760px}.prose h2{font-size:clamp(23px,2.4vw,30px);letter-spacing:-.02em;line-height:1.2;margin:1.7em 0 .5em;color:var(--teal)}.prose h3{font-size:19px;margin:1.4em 0 .3em}
.prose section:first-child h2{margin-top:0}.prose p,.prose li{color:#2a3633}.prose ul,.prose ol{padding-left:1.2em}.prose li{margin:.3em 0}
.prose table{width:100%;border-collapse:collapse;margin:1em 0;font-size:15.5px;background:#fff;border-radius:var(--r);overflow:hidden;box-shadow:0 0 0 1px var(--line)}.prose th,.prose td{text-align:left;padding:11px 14px;border-bottom:1px solid var(--line);vertical-align:top}.prose th{background:var(--panel);font-size:14px}
.note{background:#fff;border:1px solid var(--line);border-left:5px solid var(--amber);border-radius:var(--r);padding:16px 20px;margin:1.2em 0}
.steps{counter-reset:s;list-style:none;padding:0!important}.steps li{counter-increment:s;position:relative;padding:0 0 0 52px;margin:0 0 18px}.steps li:before{content:counter(s);position:absolute;left:0;top:0;width:36px;height:36px;border-radius:50%;background:var(--teal);color:#fff;font-weight:800;display:grid;place-items:center;box-shadow:inset 0 0 0 3px var(--fresh)}
.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;margin:10px 0;padding:0 18px}.faq summary{cursor:pointer;font-weight:700;padding:15px 0;list-style:none}.faq summary::-webkit-details-marker{display:none}.faq summary:after{content:"+";float:right;color:var(--amber2);font-size:22px;line-height:1}.faq details[open] summary:after{content:"–"}.faq details div{padding:0 0 14px;color:#2a3633}
.updated{font-size:14px;color:var(--muted);margin-top:30px}
.gridsec{padding:46px 22px 0}.gridsec h2,.related h2{font-size:26px;letter-spacing:-.02em;color:var(--teal);margin:0 0 16px}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:14px}
.card{display:flex;flex-direction:column;gap:6px;background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:18px 18px 20px;text-decoration:none;color:var(--ink);transition:transform .15s,box-shadow .15s}.card:hover{transform:translateY(-2px);box-shadow:0 10px 24px -14px rgba(19,35,63,.45)}.card b{color:var(--teal);font-size:17px}.card span{font-size:14.5px;color:var(--muted);line-height:1.5}
.related{max-width:var(--w);margin:0 auto;padding:40px 22px 0}
.cta{background:var(--panel);margin-top:56px;padding:52px 0;border-top:1px solid var(--line)}.cta-in{max-width:var(--w);margin:0 auto;padding:0 22px;display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:start}
.cta h2{font-size:clamp(26px,3vw,36px);letter-spacing:-.02em;color:var(--teal);margin:0 0 10px}
.ticks{list-style:none;padding:0}.ticks li{padding-left:28px;position:relative;margin:8px 0;font-weight:600}.ticks li:before{content:"";position:absolute;left:0;top:6px;width:16px;height:16px;border-radius:50%;background:var(--teal);box-shadow:inset 0 0 0 4px var(--fresh)}
.qform{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px;display:grid;gap:12px;box-shadow:0 18px 40px -28px rgba(19,35,63,.5)}
.qform label{display:grid;gap:5px;font-size:14px;font-weight:700}.qform label.row{grid-template-columns:auto 1fr;align-items:center;gap:12px}
.qform input,.qform textarea,.qform select{font:inherit;font-weight:400;border:1px solid #c8d1dc;border-radius:10px;padding:11px 12px;background:#fbfcfd;width:100%}.qform input:focus,.qform textarea:focus,.qform select:focus{outline:2px solid var(--amber);border-color:transparent}
.small{font-size:13.5px;color:var(--muted);margin:0}.sent{background:#e3f6f3;border-radius:12px;padding:14px;font-weight:600;color:var(--teal)}
.foot{background:#0d1a2e;color:#b6c3d4;margin-top:0;padding:50px 0 20px;font-size:14.5px}.foot a{color:#dbe4ef;text-decoration:none}.foot a:hover{text-decoration:underline}
.foot-grid{display:grid;grid-template-columns:1.4fr repeat(4,1fr);gap:28px}.foot h3{color:#fff;font-size:14px;text-transform:uppercase;letter-spacing:.08em;margin:6px 0 10px}.foot-grid>div>a{display:block;padding:3px 0}.foot .logo{color:#fff}
.legal{border-top:1px solid #22344f;margin-top:34px;padding-top:16px;font-size:13px;color:#8d9cb2}
.pricebox{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:12px;margin:1em 0}.pricebox div{background:#fff;border:1px solid var(--line);border-radius:var(--r);padding:16px}.pricebox b{display:block;font-size:24px;color:var(--teal);letter-spacing:-.02em}.pricebox span{font-size:14px;color:var(--muted)}
@media (max-width:900px){.nav{display:none}.top-in{justify-content:space-between}.hero-home .hero-in,.cta-in,.content.has-toc{grid-template-columns:1fr}.toc{display:none}.hero-art{display:none}.foot-grid{grid-template-columns:1fr 1fr}.foot-brand{grid-column:1/-1}}
.logo span:last-child,.btn-sm{white-space:nowrap}
@media (max-width:520px){.logo{font-size:16px}.logo-mark{width:30px;height:30px}.btn-sm{padding:8px 12px;font-size:13px}.top-in{gap:10px}}