:root{
 --brand:#0e7c9b;--brand-dk:#0b5e76;--brand-ink:#0b2b38;--aqua:#22b8a8;--aqua-lt:#e6faf6;
 --cta:#ff7a1a;--cta-dk:#e96a0c;--ink:#16242e;--muted:#5c6b76;--line:#e7edf1;--bg:#f4f8fa;--card:#fff;--radius:16px;
 --shadow:0 8px 30px rgba(11,43,56,.08);--shadow-sm:0 3px 14px rgba(11,43,56,.07);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:'Inter',-apple-system,BlinkMacSystemFont,sans-serif;color:var(--ink);background:#fff;line-height:1.7;-webkit-font-smoothing:antialiased}
.wrap{max-width:1140px;margin:0 auto;padding:0 22px}
.content{max-width:1140px;margin:0 auto;padding:14px 22px 0;display:block}
a{color:var(--brand);text-decoration:none}a:hover{text-decoration:underline}
img{max-width:100%;display:block}
h1,h2,h3,h4{font-family:'Sora',sans-serif;color:var(--brand-ink);line-height:1.18}
.post-eyebrow{font-family:'Sora';font-size:12px;font-weight:700;letter-spacing:1.4px;text-transform:uppercase;color:var(--brand)}
/* header */
.site-header{position:sticky;top:0;z-index:30;background:rgba(255,255,255,.92);backdrop-filter:saturate(160%) blur(8px);border-bottom:1px solid var(--line)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:68px}
.logo{display:inline-flex;align-items:center;gap:9px}.logo:hover{text-decoration:none}
.logo-mark{flex:none}
.logo-word{font-family:'Sora';font-weight:800;font-size:20px;letter-spacing:-.4px}
.logo-lab{font-weight:600}
.main-nav{display:flex;gap:6px}
.main-nav a{color:var(--ink);font-weight:600;font-size:15px;padding:8px 13px;border-radius:9px}
.main-nav a:hover{color:var(--brand);background:var(--aqua-lt);text-decoration:none}
/* hero */
.hero{position:relative;color:#fff;padding:78px 0 110px;text-align:center;overflow:hidden;isolation:isolate}
.hero-grad{position:absolute;inset:0;z-index:-2;background:radial-gradient(120% 120% at 50% -10%,#1aa3b8 0%,#0e7c9b 45%,#0b5170 100%)}
.hero:before{content:"";position:absolute;inset:0;z-index:-1;opacity:.5;
 background-image:radial-gradient(circle at 18% 30%,rgba(255,255,255,.18) 0,transparent 8px),radial-gradient(circle at 82% 24%,rgba(255,255,255,.13) 0,transparent 10px),radial-gradient(circle at 65% 70%,rgba(255,255,255,.10) 0,transparent 12px),radial-gradient(circle at 30% 78%,rgba(255,255,255,.12) 0,transparent 7px);}
.hero-wave{position:absolute;bottom:-1px;left:0;width:100%;height:90px;z-index:1}
.hero-inner{position:relative;z-index:2}
.hero-badge{display:inline-block;background:rgba(255,255,255,.14);border:1px solid rgba(255,255,255,.25);color:#eafff9;font-size:13px;font-weight:600;padding:7px 15px;border-radius:999px;margin-bottom:22px}
.hero h1{font-size:50px;font-weight:800;letter-spacing:-1.4px;margin:0 0 16px;color:#fff}
.hero-sub{font-size:19px;max-width:660px;margin:0 auto 28px;color:#d7f3f1}
.hero-cta{display:flex;gap:13px;justify-content:center;flex-wrap:wrap}
.btn-primary{background:var(--cta);color:#fff;font-weight:700;padding:15px 26px;border-radius:12px;box-shadow:0 8px 22px rgba(255,122,26,.34);font-size:16px}
.btn-primary:hover{background:var(--cta-dk);text-decoration:none;transform:translateY(-1px)}
.btn-ghost{border:1.5px solid rgba(255,255,255,.55);color:#fff;font-weight:700;padding:15px 26px;border-radius:12px;font-size:16px}
.btn-ghost:hover{background:rgba(255,255,255,.14);text-decoration:none}
.hero-trust{margin-top:34px;display:flex;gap:26px;justify-content:center;flex-wrap:wrap;opacity:.82}
.hero-trust span{font-family:'Sora';font-weight:700;font-size:15px;color:#bfeae6;letter-spacing:.3px}
/* featured */
.featured{margin:-58px auto 10px;position:relative;z-index:5}
.feat-card{display:grid;grid-template-columns:300px 1fr;gap:0;background:var(--card);border:1px solid var(--line);border-radius:20px;overflow:hidden;box-shadow:var(--shadow);color:var(--ink)}
.feat-card:hover{text-decoration:none;box-shadow:0 18px 50px rgba(11,43,56,.16);transform:translateY(-2px);transition:.18s}
.feat-thumb{background:linear-gradient(160deg,#f0fbf9,#e2f4f7);display:flex;align-items:center;justify-content:center;padding:26px}
.feat-thumb img{max-height:215px;width:auto;filter:drop-shadow(0 10px 18px rgba(11,43,56,.16))}
.feat-info{padding:30px 34px}
.feat-info h2{font-size:27px;margin:8px 0 10px}
.feat-info p{color:var(--muted);margin:0 0 14px}
/* sections */
.home-section{margin:50px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;margin-bottom:22px}
.section-head h2{font-size:26px;margin:3px 0 0}
.more{font-weight:700;font-size:14px;white-space:nowrap}
.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(290px,1fr));gap:20px}
.card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;color:var(--ink);transition:.16s}
.card:hover{text-decoration:none;border-color:#cfe6ec;box-shadow:var(--shadow);transform:translateY(-3px)}
.card-thumb{height:172px;background:linear-gradient(160deg,#f1fbf9,#e4f4f7);display:flex;align-items:center;justify-content:center;padding:18px;border-bottom:1px solid var(--line)}
.card-thumb img{max-height:135px;width:auto;filter:drop-shadow(0 8px 14px rgba(11,43,56,.14))}
.card-thumb-none span{opacity:.5}
.card-info{padding:16px 18px 18px;display:flex;flex-direction:column;flex:1}
.card-cat{font-family:'Sora';font-size:11px;font-weight:700;letter-spacing:.8px;text-transform:uppercase;color:var(--brand)}
.card-title{font-family:'Sora';font-size:17px;font-weight:700;color:var(--brand-ink);margin:7px 0 8px;line-height:1.3}
.card-meta{font-size:13.5px;color:var(--muted);flex:1}
.card-link{margin-top:12px;font-weight:700;font-size:14px;color:var(--cta)}
/* page hero (category) */
.page-hero{background:linear-gradient(160deg,#0e7c9b,#0b5170);color:#fff;padding:52px 0 40px;margin-bottom:30px}
.page-hero h1{color:#fff;font-size:38px;margin:6px 0 8px}
.page-hero .post-eyebrow{color:#9fe6df}
.page-hero .lead{color:#d7f3f1;font-size:18px;max-width:640px;margin:0}
.lead{font-size:18px;color:var(--muted)}
/* breadcrumb */
.breadcrumb{border-bottom:1px solid var(--line);background:#fbfdfe}
.breadcrumb .wrap{font-size:13px;color:var(--muted);padding-top:11px;padding-bottom:11px}
.breadcrumb a{color:var(--muted)}.breadcrumb a:hover{color:var(--brand)}
.breadcrumb .sep{color:#c2d0d8;margin:0 3px}.breadcrumb span:last-child{color:var(--brand-ink);font-weight:600}
/* article */
.post{max-width:760px;margin:0 auto;padding:30px 0 20px}
.post-head{margin-bottom:18px}
.post-head h1{font-size:38px;font-weight:800;letter-spacing:-.8px;margin:8px 0 14px}
.post-meta{display:flex;gap:9px;align-items:center;color:var(--muted);font-size:14px;border-bottom:1px solid var(--line);padding-bottom:18px}
.post-meta .dot{opacity:.5}
.post-body{font-size:17px}
.post-body h2{font-size:27px;margin:38px 0 12px;padding-top:8px}
.post-body h3{font-size:21px;margin:28px 0 10px}
.post-body h4{font-size:18px;margin:18px 0 8px}
.post-body p{margin:14px 0}
.disclosure-inline{font-size:13.5px!important;color:var(--muted);background:var(--bg);border-radius:10px;padding:11px 16px;margin:0 0 22px!important}
.product-img{margin:14px auto;max-height:240px;width:auto}
.btn-buy{display:inline-block;background:var(--cta);color:#fff!important;font-weight:700;padding:12px 22px;border-radius:11px;margin:4px 0 8px;font-size:15px;box-shadow:0 6px 16px rgba(255,122,26,.28)}
.btn-buy:hover{background:var(--cta-dk);text-decoration:none}
/* product cards in-article */
.pc-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(232px,1fr));gap:18px;margin:22px 0}
.product-card{display:flex;flex-direction:column;border:1px solid var(--line);border-radius:14px;overflow:hidden;background:#fff;box-shadow:var(--shadow-sm)}
.pc-badge{background:var(--aqua-lt);color:var(--brand-dk);font-family:'Sora';font-weight:700;font-size:11.5px;letter-spacing:.4px;text-transform:uppercase;padding:9px 14px;border-bottom:1px solid var(--line)}
.pc-imgwrap{display:flex;align-items:center;justify-content:center;height:170px;background:linear-gradient(160deg,#f4fbfa,#eaf5f7);padding:14px}
.pc-imgwrap:hover{text-decoration:none}
.pc-img{max-height:140px;width:auto;margin:0;filter:drop-shadow(0 8px 14px rgba(11,43,56,.14))}
.pc-body{padding:13px 15px 16px;display:flex;flex-direction:column;flex:1}
.pc-title{font-size:15px;margin:0 0 7px;line-height:1.32}
.pc-title a{color:var(--brand-ink)}
.pc-desc{font-size:13.5px;color:var(--muted);margin:0 0 12px;flex:1}
.product-card .btn-buy{width:100%;text-align:center;box-sizing:border-box;font-size:14px;padding:11px}
/* tables */
.post-body table{border-collapse:collapse;width:100%;margin:20px 0;font-size:14.5px;display:block;overflow-x:auto;border:1px solid var(--line);border-radius:12px}
.post-body th,.post-body td{border-bottom:1px solid var(--line);border-right:1px solid var(--line);padding:11px 13px;text-align:left;vertical-align:top}
.post-body th{background:var(--brand-ink);color:#fff;font-family:'Sora';font-weight:600;font-size:13.5px}
.post-body tr:nth-child(even) td{background:#f8fbfc}
/* blockquote / callout */
.post-body blockquote{border-left:4px solid var(--aqua);background:var(--aqua-lt);margin:18px 0;padding:14px 20px;border-radius:0 12px 12px 0;color:#0c4250}
.post-body blockquote p{margin:6px 0}
.post-body ul,.post-body ol{padding-left:24px}.post-body li{margin:7px 0}
.post-body hr{border:0;border-top:1px solid var(--line);margin:30px 0}
.post-body h2 + p strong:first-child,.post-body strong{color:var(--brand-ink)}
.post-body a[href*="amazon"]{font-weight:600}
/* footer */
.site-footer{background:#0b1f29;color:#9fb2bd;margin-top:70px;padding:46px 0 30px}
.foot-top{display:grid;grid-template-columns:1.6fr 1fr 1fr;gap:30px;border-bottom:1px solid #18313d;padding-bottom:26px}
.foot-brand .logo{margin-bottom:10px}.foot-brand p{font-size:14px;max-width:300px;margin:0}
.foot-col h4{font-family:'Sora';color:#fff;font-size:13px;letter-spacing:.5px;text-transform:uppercase;margin:0 0 12px}
.foot-col a{display:block;color:#9fb2bd;font-size:14px;margin-bottom:9px}.foot-col a:hover{color:#fff}
.disclosure-note{font-size:12.5px;color:#6f8593;margin:20px 0 10px;max-width:780px}
.copyright{font-size:12.5px;color:#5e7280;margin:0}
/* responsive */
@media(max-width:820px){
 .hero h1{font-size:34px}.hero-sub{font-size:17px}
 .feat-card{grid-template-columns:1fr}.feat-thumb{padding:22px}
 .foot-top{grid-template-columns:1fr 1fr}.foot-brand{grid-column:1/-1}
 .post-head h1{font-size:29px}.page-hero h1{font-size:30px}
 .main-nav{display:none}
}