:root{--navy:#0f172a;--navy2:#13213f;--teal:#0d9488;--aqua:#5eead4;--ink:#e2e8f0;--mute:#94a3b8;--glass:rgba(255,255,255,.06);--line:rgba(94,234,212,.18)}
*{box-sizing:border-box}html{scroll-behavior:smooth}
body{margin:0;font-family:Sora,system-ui,sans-serif;color:var(--ink);background:radial-gradient(1200px 600px at 80% -10%,rgba(13,148,136,.28),transparent),radial-gradient(900px 500px at -10% 30%,rgba(94,234,212,.08),transparent),var(--navy);line-height:1.7;font-size:17px}
a{color:var(--aqua)}a:hover{color:#99f6e4}
.wrap{max-width:1120px;margin:0 auto;padding:0 20px}
.glass{background:var(--glass);border:1px solid var(--line);border-radius:20px;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);box-shadow:0 10px 40px rgba(0,0,0,.25)}
.top{position:sticky;top:0;z-index:10;background:rgba(15,23,42,.8);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;height:64px}
.nav nav{display:flex;gap:16px;align-items:center}.nav nav a{color:var(--ink);text-decoration:none;font-size:15px}
.brand{font-weight:800;color:#fff!important;text-decoration:none;display:flex;align-items:center;gap:10px}
.dot{width:14px;height:14px;border-radius:50%;background:radial-gradient(circle at 30% 30%,var(--aqua),var(--teal));box-shadow:0 0 14px var(--aqua)}
.btn{display:inline-block;background:linear-gradient(135deg,var(--teal),#14b8a6);color:#fff!important;font-weight:700;padding:12px 22px;border-radius:999px;text-decoration:none;box-shadow:0 6px 24px rgba(13,148,136,.4)}
.btn.sm{padding:8px 16px;font-size:14px}.btn.ghost{background:transparent;border:1px solid var(--aqua);box-shadow:none;color:var(--aqua)!important}
.btns{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.hero{padding:40px 0 24px}.herogrid{display:grid;gap:28px}
h1{font-size:clamp(30px,5.5vw,50px);line-height:1.12;margin:.2em 0 .5em;font-weight:800;color:#fff}
h2{font-size:clamp(22px,3.4vw,30px);color:#fff;margin:1.6em 0 .5em}h3{color:#fff;margin:.2em 0}
.eyebrow{text-transform:uppercase;letter-spacing:.14em;font-size:12px;color:var(--aqua);font-weight:700;margin:0 0 6px}
.answer{padding:22px}.answer p{margin:0}
.crumbs{font-size:13px;color:var(--mute)}.crumbs a{color:var(--mute)}
.heroimg{margin:0}.heroimg img{width:100%;height:auto;border-radius:24px;border:1px solid var(--line);box-shadow:0 20px 60px rgba(0,0,0,.4)}
.heroimg figcaption{font-size:13px;color:var(--mute);margin-top:8px}
.article{display:grid;gap:28px;padding-bottom:40px}
.toc{padding:18px;display:flex;flex-direction:column;gap:6px;font-size:14px;align-self:start}.toc a{color:var(--ink);text-decoration:none}.toc a:hover{color:var(--aqua)}
article{min-width:0}
.spec{width:100%;border-collapse:separate;border-spacing:0;overflow:hidden}
.spec caption{text-align:left;font-weight:700;padding:0 0 10px;color:#fff}
.spec th,.spec td{padding:12px 16px;border-bottom:1px solid var(--line);text-align:left;vertical-align:top;font-size:15px}
.spec th{color:var(--aqua);width:38%;font-weight:600}.spec tr:last-child th,.spec tr:last-child td{border-bottom:0}
.callout{border-left:4px solid var(--aqua);background:rgba(94,234,212,.08);padding:14px 18px;border-radius:12px;margin:18px 0}
.cta{padding:24px;margin:36px 0;background:linear-gradient(135deg,rgba(13,148,136,.22),rgba(15,23,42,.6))}
.pgrid,.rgrid,.ggrid{display:grid;gap:14px;margin-top:16px}
.pcard,.rcard,.gcard{display:flex;flex-direction:column;gap:6px;padding:18px;text-decoration:none;color:var(--ink);border-radius:16px;transition:transform .2s,border-color .2s}
.pcard{background:rgba(15,23,42,.6);border:1px solid var(--line)}
.pcard:hover,.rcard:hover,.gcard:hover{transform:translateY(-3px);border-color:var(--aqua)}
.pcard strong,.rcard strong{color:#fff}.pcard span,.rcard span,.gcard p{color:var(--mute);font-size:14px}.pcard em,.gcard em{color:var(--aqua);font-style:normal;font-weight:700}
.gcard h2{font-size:20px;margin:0}.ggrid{margin:20px 0}
details{border:1px solid var(--line);border-radius:14px;padding:14px 18px;margin:10px 0;background:var(--glass)}
summary{cursor:pointer;font-weight:600;color:#fff}
.sources li{font-size:14px;margin:4px 0}.fine{font-size:13px;color:var(--mute)}
.foot{border-top:1px solid var(--line);padding:36px 0 20px;margin-top:40px;background:rgba(0,0,0,.2)}
.fgrid{display:grid;gap:24px}.foot h4{color:#fff;margin:0 0 8px}.foot a{display:block;color:var(--mute);text-decoration:none;font-size:14px;margin:4px 0}.foot p{color:var(--mute);font-size:14px}
@media(min-width:760px){.herogrid{grid-template-columns:1.2fr 1fr;align-items:center}.pgrid,.rgrid{grid-template-columns:repeat(3,1fr)}.ggrid{grid-template-columns:repeat(2,1fr)}.fgrid{grid-template-columns:2fr 1fr 1fr}}
@media(min-width:1000px){.article{grid-template-columns:240px 1fr}.toc{position:sticky;top:84px}.ggrid{grid-template-columns:repeat(3,1fr)}}
@media(max-width:520px){.nav nav a:not(.btn){display:none}}