:root{
  --ink:#171719;--muted:#62656a;--paper:#f7f7f5;--white:#fff;--line:#e6e4df;
  --accent:#f0442f;--accent2:#ff7a45;--accent-soft:#fff0eb;--dark:#101113;
  --shadow:0 18px 50px rgba(16,17,19,.10);--radius:24px;--radius-sm:15px;
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,ui-sans-serif,-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,Helvetica,Arial,sans-serif;color:var(--ink);background:var(--paper);line-height:1.65}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
.skip-link{position:absolute;left:-999px;top:10px;background:#fff;padding:10px 14px;z-index:999}
.skip-link:focus{left:10px}
.wrap{width:min(calc(100% - 40px),var(--max));margin:auto}
.site-header{position:sticky;top:0;z-index:90;background:rgba(247,247,245,.94);backdrop-filter:blur(16px);border-bottom:1px solid rgba(230,228,223,.85)}
.header-inner{height:76px;display:flex;align-items:center;gap:28px}
.brand{display:flex;align-items:center;gap:10px;text-decoration:none;font-weight:900;letter-spacing:-.03em;white-space:nowrap}
.brand-mark{width:34px;height:26px;border-radius:5px;border:3px solid var(--accent);background:#fff;position:relative;box-shadow:inset 0 -8px 0 #111}
.brand-mark:after{content:"";position:absolute;width:13px;height:3px;border-radius:8px;background:var(--accent2);left:8px;bottom:-8px}
.brand span:last-child{background:linear-gradient(90deg,var(--accent),var(--accent2));-webkit-background-clip:text;background-clip:text;color:transparent}
.nav{margin-left:auto;display:flex;align-items:center;gap:4px}
.nav a{padding:10px 12px;text-decoration:none;color:#34363a;font-weight:700;font-size:.94rem;border-radius:10px}
.nav a:hover,.nav a:focus-visible{background:#fff}
.nav .nav-cta{background:linear-gradient(100deg,var(--accent),var(--accent2));color:#fff;padding:11px 17px;box-shadow:0 8px 22px rgba(240,68,47,.2)}
.menu-btn{display:none;margin-left:auto;border:1px solid var(--line);background:#fff;border-radius:12px;padding:9px 11px;font-weight:800}
.hero{padding:58px 0 34px}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:44px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;text-transform:uppercase;letter-spacing:.12em;font-weight:900;font-size:.74rem;color:var(--accent);background:var(--accent-soft);padding:7px 11px;border-radius:999px}
h1,h2,h3{line-height:1.12;letter-spacing:-.035em;margin-top:0}
h1{font-size:clamp(2.5rem,6vw,5rem);margin-bottom:20px}
h2{font-size:clamp(1.8rem,3.5vw,3rem);margin-bottom:16px}
h3{font-size:1.3rem;margin-bottom:10px}
.lede{font-size:1.15rem;color:#4f5257;max-width:70ch}
.hero-actions,.cta-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:26px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;text-decoration:none;font-weight:900;border-radius:999px;padding:13px 19px;border:1px solid transparent;transition:.18s transform,.18s box-shadow}
.btn:hover{transform:translateY(-1px)}
.btn-primary{color:#fff;background:linear-gradient(100deg,var(--accent),var(--accent2));box-shadow:0 12px 26px rgba(240,68,47,.22)}
.btn-secondary{background:#fff;border-color:var(--line)}
.product-stage{background:radial-gradient(circle at 70% 0,#34363a 0,#111214 55%,#070708 100%);padding:18px;border-radius:30px;box-shadow:var(--shadow);position:relative;overflow:hidden}
.product-stage:before{content:"";position:absolute;width:220px;height:220px;border-radius:50%;background:rgba(240,68,47,.22);filter:blur(60px);right:-60px;top:-80px}
.product-stage img{border-radius:17px;position:relative;z-index:1}
.product-stage .image-note{color:#cfd1d4;font-size:.76rem;margin:10px 4px 0;position:relative;z-index:1}
.trust-strip{margin-top:30px;display:grid;grid-template-columns:repeat(4,1fr);border:1px solid var(--line);border-radius:18px;background:#fff;overflow:hidden}
.trust-item{padding:18px;border-right:1px solid var(--line)}
.trust-item:last-child{border-right:0}
.trust-item strong{display:block;font-size:1.25rem}
.trust-item span{color:var(--muted);font-size:.83rem}
.section{padding:64px 0}
.section-dark{background:#111214;color:#f7f7f5}
.section-dark .lede,.section-dark p{color:#cfd1d4}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:22px}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px;box-shadow:0 8px 24px rgba(16,17,19,.04)}
.card p:last-child{margin-bottom:0}
.card-accent{border-top:4px solid var(--accent)}
.card-dark{background:#1a1b1e;border-color:#292b30;color:#fff}
.card-dark p{color:#cfd1d4}
.kicker{font-size:.76rem;font-weight:900;text-transform:uppercase;letter-spacing:.09em;color:var(--accent)}
.text-link{color:var(--accent);font-weight:850;text-decoration-thickness:2px;text-underline-offset:3px}
.specs{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}
.spec{background:#fff;border:1px solid var(--line);border-radius:17px;padding:18px}
.spec b{display:block;font-size:1.2rem}
.spec span{color:var(--muted);font-size:.84rem}
.callout{border-radius:var(--radius);background:linear-gradient(120deg,#1a1b1e,#0d0e0f);color:#fff;padding:34px;display:grid;grid-template-columns:1fr auto;gap:20px;align-items:center;box-shadow:var(--shadow)}
.callout p{color:#d0d2d5;margin-bottom:0}
.breadcrumbs{font-size:.82rem;color:#6b6d72;padding-top:26px}
.breadcrumbs a{color:#53565b}
.article-hero{padding:24px 0 28px}
.article-hero h1{font-size:clamp(2.25rem,5vw,4.35rem);max-width:970px}
.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 310px;gap:42px;align-items:start}
.prose{min-width:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:clamp(24px,4vw,46px)}
.prose h2{margin-top:48px}
.prose h3{margin-top:30px}
.prose p,.prose li{color:#383a3e}
.prose ul{padding-left:22px}
.prose .notice{background:#fff5f1;border-left:4px solid var(--accent);padding:16px 18px;border-radius:8px}
.sidebar{min-width:0;position:sticky;top:100px}
.sidebar-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:20px;margin-bottom:16px}
.sidebar-card ul{list-style:none;margin:0;padding:0}
.sidebar-card li+li{border-top:1px solid var(--line)}
.sidebar-card a{display:block;padding:9px 0;text-decoration:none;font-weight:700;font-size:.9rem}
.sidebar-product{background:#111214;color:#fff}
.sidebar-product p{color:#cfd1d4}
.mini-image{border-radius:12px;margin:12px 0}
.table-wrap{overflow-x:auto;border:1px solid var(--line);border-radius:18px;margin:22px 0;background:#fff}
table{width:100%;border-collapse:collapse;min-width:650px}
th,td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line);vertical-align:top}
th{background:#f4f3ef;font-size:.86rem}
tr:last-child td{border-bottom:0}
.badge{display:inline-block;border-radius:999px;background:#f1f1ee;padding:4px 8px;font-size:.74rem;font-weight:800}
.good{background:#ecf8ef;color:#246c37}
.note{font-size:.86rem;color:var(--muted)}
.faq details{background:#fff;border:1px solid var(--line);border-radius:14px;padding:16px 18px;margin:10px 0}
.faq summary{font-weight:850;cursor:pointer}
.next-links{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.next-links a{text-decoration:none}
.next-links strong{display:block}
.cta-band{margin:34px 0;padding:28px;border-radius:22px;background:linear-gradient(110deg,#fff2ee,#fff);border:1px solid #ffd6ca}
.site-footer{background:#0f1012;color:#d1d3d5;padding:48px 0 26px;margin-top:70px}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:30px}
.site-footer a{color:#fff}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin:7px 0}
.footer-note{border-top:1px solid #2b2d31;margin-top:30px;padding-top:18px;font-size:.78rem;color:#9b9ea3}
.offer-overlay{position:fixed;inset:0;z-index:200;background:rgba(5,5,6,.96);display:none;align-items:center;justify-content:center;padding:22px;overflow:auto}
.offer-overlay.open{display:flex}
.offer-panel{width:min(1080px,100%);min-height:min(680px,92vh);background:linear-gradient(135deg,#121316 0,#181a1d 55%,#22110d 100%);border:1px solid #31343a;border-radius:30px;color:#fff;display:grid;grid-template-columns:.95fr 1.05fr;overflow:hidden;box-shadow:0 30px 100px #000;position:relative}
.offer-media{display:flex;align-items:center;background:#090a0b;padding:28px}
.offer-media img{border-radius:18px}
.offer-copy{padding:clamp(30px,6vw,64px);display:flex;flex-direction:column;justify-content:center}
.offer-copy h2{font-size:clamp(2rem,4vw,4rem);margin-bottom:12px}
.offer-copy p{color:#c9cbd0}
.offer-close{position:absolute;right:18px;top:18px;border:1px solid #3a3d42;background:#1a1b1e;color:#fff;border-radius:999px;width:44px;height:44px;font-size:1.25rem;cursor:pointer}
.offer-chips{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}
.offer-chip{border:1px solid #3a3d42;border-radius:999px;padding:7px 10px;font-size:.78rem}
.disclosure-bar{background:#fff;border-bottom:1px solid var(--line);font-size:.76rem;color:#62656a;text-align:center;padding:7px 16px}
.disclosure-bar a{font-weight:800}
@media(max-width:940px){
  .nav{display:none;position:absolute;top:76px;left:0;right:0;background:#f7f7f5;border-bottom:1px solid var(--line);padding:12px 20px 20px;box-shadow:0 15px 25px rgba(0,0,0,.08)}
  .nav.open{display:grid}
  .menu-btn{display:block}
  .hero-grid,.article-layout,.offer-panel{grid-template-columns:minmax(0,1fr)}
  .sidebar{position:static}
  .trust-strip,.specs{grid-template-columns:repeat(2,1fr)}
  .offer-media{display:none}
}
@media(max-width:720px){
  .wrap{width:min(calc(100% - 28px),var(--max))}
  .header-inner{height:68px}
  .nav{top:68px}
  .hero{padding-top:36px}
  .grid-2,.grid-3,.next-links,.footer-grid{grid-template-columns:1fr}
  .trust-strip,.specs{grid-template-columns:1fr 1fr}
  .trust-item:nth-child(2){border-right:0}
  .trust-item{border-bottom:1px solid var(--line)}
  .callout{grid-template-columns:1fr}
  h1{font-size:clamp(2.4rem,12vw,3.8rem)}
  .prose{padding:24px 20px}
}
@media(max-width:460px){
  .brand{font-size:.92rem}.brand-mark{width:29px;height:23px}
  .trust-strip,.specs{grid-template-columns:1fr}
  .trust-item{border-right:0}
  .btn{width:100%}
}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}.btn{transition:none}}