:root{--red:#ef3340;--ink:#202124;--muted:#61656b;--paper:#fff;--wash:#f7f7f8;--line:#e5e7eb;--dark:#2d2f33;--max:1120px}
*{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:var(--paper);line-height:1.68}
a{color:#b51f2b;text-decoration-thickness:1px;text-underline-offset:3px}a:hover{color:#7e1019}
.wrap{max-width:var(--max);margin:auto;padding:0 22px}.sitebar{border-bottom:1px solid var(--line);background:#fff;position:sticky;top:0;z-index:20}.nav{min-height:70px;display:flex;align-items:center;gap:24px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none;color:var(--ink);font-weight:850;letter-spacing:-.02em}.mark{width:34px;height:34px;border-radius:9px;background:var(--red);display:grid;place-items:center;color:#fff;font-weight:900}.navlinks{margin-left:auto;display:flex;gap:20px;align-items:center}.navlinks a{text-decoration:none;color:var(--dark);font-weight:650;font-size:.94rem}.menu{display:none;margin-left:auto;border:1px solid var(--line);background:#fff;border-radius:9px;padding:9px 12px}
.hero{background:linear-gradient(135deg,#fff 0%,#fff 55%,#fff2f3 100%);border-bottom:1px solid var(--line);padding:70px 0 62px}.eyebrow{font-weight:800;color:#b51f2b;text-transform:uppercase;letter-spacing:.1em;font-size:.78rem}.hero h1,.article h1{font-size:clamp(2.2rem,5vw,4.3rem);line-height:1.04;letter-spacing:-.045em;margin:.35em 0 .3em}.hero p{font-size:1.2rem;max-width:760px;color:var(--muted)}
.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:25px}.btn{display:inline-block;background:var(--red);color:#fff;text-decoration:none;font-weight:800;border-radius:10px;padding:13px 18px;box-shadow:0 6px 18px rgba(239,51,64,.16)}.btn:hover{color:#fff;background:#d72835}.btn.secondary{background:#fff;color:var(--ink);border:1px solid var(--line);box-shadow:none}
.section{padding:55px 0}.section.alt{background:var(--wash)}h2{font-size:clamp(1.55rem,3vw,2.35rem);line-height:1.15;letter-spacing:-.025em;margin:0 0 18px}h3{line-height:1.25;margin-top:28px}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{border:1px solid var(--line);border-radius:15px;padding:23px;background:#fff}.card h3{margin-top:0}.card p{color:var(--muted)}.card a{font-weight:750}.kicker{font-size:.9rem;color:var(--muted)}
.article{max-width:820px;margin:auto;padding:55px 22px 70px}.article h1{font-size:clamp(2.15rem,5vw,3.7rem)}.dek{font-size:1.17rem;color:var(--muted);border-bottom:1px solid var(--line);padding-bottom:24px}.article h2{margin-top:42px}.article h3{margin-top:30px}.article li{margin:.55em 0}.callout{border-left:4px solid var(--red);background:#fff4f5;padding:18px 20px;margin:28px 0;border-radius:0 12px 12px 0}.cta{background:var(--dark);color:#fff;border-radius:16px;padding:28px;margin:36px 0}.cta h2{color:#fff;margin-top:0}.cta p{color:#e6e7e9}.cta .btn{box-shadow:none}.note{font-size:.9rem;color:var(--muted)}table{width:100%;border-collapse:collapse;margin:25px 0;font-size:.95rem}th,td{border:1px solid var(--line);padding:12px;text-align:left;vertical-align:top}th{background:var(--wash)}
.breadcrumbs{font-size:.88rem;color:var(--muted);margin-bottom:20px}.breadcrumbs a{color:var(--muted)}.related{border-top:1px solid var(--line);margin-top:45px;padding-top:25px}.related ul{padding-left:20px}
footer{background:#202124;color:#d8dadd;padding:42px 0}.foot{display:grid;grid-template-columns:2fr 1fr 1fr;gap:25px}footer a{color:#fff}.disclosure{font-size:.86rem;color:#bfc2c7;max-width:760px}
@media(max-width:780px){.grid{grid-template-columns:1fr}.navlinks{display:none}.navlinks.open{display:flex;position:absolute;left:0;right:0;top:70px;background:#fff;border-bottom:1px solid var(--line);padding:18px 22px;flex-direction:column;align-items:flex-start}.menu{display:block}.hero{padding:48px 0}.foot{grid-template-columns:1fr}.article{padding-top:38px}}

/* v2 commercial system */
.commercial-strip{background:#202124;color:#fff;padding:10px 0;text-align:center;font-size:.92rem}
.commercial-strip a{color:#fff;font-weight:850}
.product-box{display:grid;grid-template-columns:1.5fr .8fr;gap:24px;border:1px solid #e5e7eb;border-radius:18px;padding:26px;margin:26px 0;background:linear-gradient(135deg,#fff,#fff5f6)}
.product-box h2,.product-box h3{margin-top:0}.product-meta{display:grid;gap:8px;font-size:.94rem}.product-meta span{display:block;border-bottom:1px solid #eceef0;padding:8px 0}
.mini-disclosure{font-size:.82rem;color:#6b7076;margin:10px 0}
.ratingless{display:flex;gap:8px;flex-wrap:wrap;margin:14px 0}.pill{border:1px solid #dfe2e5;border-radius:999px;padding:6px 10px;font-size:.84rem;background:#fff}
.price-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px;margin:25px 0}.price-card{border:1px solid #dfe2e5;border-radius:15px;padding:20px;background:#fff}.price-card.featured{border:2px solid #ef3340}.price{font-size:1.75rem;font-weight:900;letter-spacing:-.04em}.price small{font-size:.85rem;font-weight:600;color:#61656b}
.buy-row{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin:16px 0}.text-link{font-weight:800}
.procon{display:grid;grid-template-columns:1fr 1fr;gap:16px}.procon>div{border:1px solid #e5e7eb;border-radius:14px;padding:18px}.procon h3{margin-top:0}
.inline-offer{border:1px solid #ffd0d4;background:#fff6f7;border-radius:14px;padding:18px 20px;margin:28px 0}.inline-offer strong{font-size:1.05rem}
.sticky-offer{position:fixed;right:18px;bottom:18px;z-index:15;background:#202124;color:#fff;border-radius:14px;padding:13px 15px;box-shadow:0 10px 30px rgba(0,0,0,.18);max-width:270px}.sticky-offer a{color:#fff;font-weight:850}.sticky-offer small{display:block;color:#d8dadd}
.sourcebox{background:#f7f7f8;border:1px solid #e5e7eb;border-radius:12px;padding:16px;font-size:.9rem}
.updated{font-size:.84rem;color:#6b7076}
@media(max-width:780px){.product-box,.procon,.price-grid{grid-template-columns:1fr}.sticky-offer{left:10px;right:10px;bottom:10px;max-width:none;text-align:center}}