:root{
  --ink:#0b1727;--muted:#5d6b7c;--line:#dce4ec;--panel:#ffffff;--soft:#f4f7fa;
  --brand:#0c6175;--brand2:#0b3f59;--good:#116b49;--warn:#8a5a00;--bad:#a0372b;
  --shadow:0 18px 48px rgba(18,36,55,.10);--radius:22px;--max:1180px;
}
*{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:#fff;line-height:1.58}
a{color:var(--brand);text-decoration-thickness:.08em;text-underline-offset:.16em}
a:hover{text-decoration-thickness:.13em}
img{max-width:100%}
.wrap{width:min(var(--max),calc(100% - 36px));margin:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.92);backdrop-filter:blur(14px);border-bottom:1px solid rgba(220,228,236,.9)}
.nav{min-height:72px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.brand{display:flex;align-items:center;gap:11px;text-decoration:none;color:var(--ink);font-weight:800;letter-spacing:-.02em}
.logo{width:38px;height:38px;border-radius:12px;background:linear-gradient(145deg,var(--brand2),var(--brand));display:grid;place-items:center;box-shadow:0 7px 18px rgba(11,63,89,.18)}
.logo svg{width:24px;height:24px}
.navlinks{display:flex;align-items:center;gap:20px;flex-wrap:wrap}
.navlinks a{color:#344457;text-decoration:none;font-weight:650;font-size:.94rem}
.hero{padding:70px 0 46px;background:
 radial-gradient(circle at 78% 13%,rgba(18,117,136,.12),transparent 28rem),
 linear-gradient(180deg,#f8fbfd 0,#fff 100%)}
.hero-grid{display:grid;grid-template-columns:1.08fr .92fr;gap:48px;align-items:center}
.eyebrow{display:inline-flex;align-items:center;gap:8px;padding:7px 11px;border:1px solid #cddde4;border-radius:999px;background:#fff;color:var(--brand2);font-size:.81rem;font-weight:800;text-transform:uppercase;letter-spacing:.08em}
h1,h2,h3{line-height:1.12;letter-spacing:-.035em}
h1{font-size:clamp(2.55rem,5.3vw,4.9rem);margin:18px 0 22px;max-width:850px}
h2{font-size:clamp(1.7rem,3vw,2.6rem);margin:0 0 14px}
h3{font-size:1.25rem;margin:0 0 9px}
.lead{font-size:1.18rem;color:#46586a;max-width:760px}
.hero-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.btn{appearance:none;border:0;border-radius:13px;padding:13px 17px;font-weight:800;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;justify-content:center;gap:8px;font-size:.96rem}
.btn-primary{background:var(--brand2);color:white;box-shadow:0 9px 24px rgba(11,63,89,.22)}
.btn-secondary{background:white;color:var(--ink);border:1px solid var(--line)}
.btn:focus-visible,input:focus-visible,select:focus-visible,button:focus-visible{outline:3px solid rgba(12,97,117,.28);outline-offset:2px}
.hero-card{background:#0e2538;color:white;border-radius:28px;padding:28px;box-shadow:0 28px 75px rgba(14,37,56,.22);position:relative;overflow:hidden}
.hero-card:after{content:"";position:absolute;width:220px;height:220px;border-radius:50%;right:-80px;top:-90px;background:rgba(57,195,203,.12)}
.signal{display:flex;gap:12px;align-items:center;margin-bottom:18px}
.signal .dot{width:11px;height:11px;border-radius:50%;background:#69dfb0;box-shadow:0 0 0 6px rgba(105,223,176,.12)}
.mock{display:grid;gap:12px}
.mockrow{padding:14px 15px;border:1px solid rgba(255,255,255,.14);background:rgba(255,255,255,.06);border-radius:14px}
.mockrow small{display:block;color:#a9bdca;text-transform:uppercase;font-weight:800;letter-spacing:.07em}
.mockrow strong{font-size:1.08rem}
.trustline{display:flex;gap:20px;flex-wrap:wrap;margin-top:20px;color:#596979;font-size:.91rem}
.section{padding:68px 0}
.section.soft{background:var(--soft);border-top:1px solid #eef2f6;border-bottom:1px solid #eef2f6}
.kicker{font-size:.81rem;text-transform:uppercase;letter-spacing:.09em;font-weight:850;color:var(--brand)}
.grid3{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:white;border:1px solid var(--line);border-radius:var(--radius);padding:24px;box-shadow:0 8px 25px rgba(16,35,52,.045)}
.card p:last-child{margin-bottom:0}
.stepno{display:grid;place-items:center;width:34px;height:34px;border-radius:10px;background:#e8f2f4;color:var(--brand2);font-weight:900;margin-bottom:16px}
.checker-shell{background:white;border:1px solid var(--line);border-radius:28px;box-shadow:var(--shadow);overflow:hidden}
.checker-head{padding:26px 28px;background:linear-gradient(135deg,#102b3e,#0e596a);color:white}
.checker-head p{color:#c9d9df;margin-bottom:0}
.checker-body{padding:28px}
.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.field{display:grid;gap:7px}
.field.span2{grid-column:1/-1}
label{font-weight:780;font-size:.92rem}
.hint{font-size:.82rem;color:var(--muted)}
input,select{width:100%;padding:12px 13px;border:1px solid #cfd9e3;border-radius:12px;background:#fff;color:var(--ink);font:inherit}
input[type="number"]{appearance:textfield}
.mode-switch{display:flex;gap:6px;background:#eef3f6;padding:5px;border-radius:13px;margin-bottom:22px;width:max-content;max-width:100%}
.mode-switch button{border:0;background:transparent;padding:9px 13px;border-radius:9px;font-weight:800;color:#576779;cursor:pointer}
.mode-switch button.active{background:#fff;color:var(--ink);box-shadow:0 2px 10px rgba(17,34,51,.09)}
.custom-fields{display:none}
.custom-fields.show{display:grid}
.actionrow{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-top:22px;flex-wrap:wrap}
.actionrow .hint{max-width:650px}
.results{margin-top:26px;display:none}
.results.show{display:block}
.result-summary{padding:22px;border-radius:18px;border:1px solid var(--line);background:#f9fbfc;margin-bottom:18px}
.result-summary.good{border-color:#b8ddce;background:#f1faf6}
.result-summary.warn{border-color:#ead5a7;background:#fffaf0}
.result-summary.bad{border-color:#e6bcb7;background:#fff6f5}
.statuspill{display:inline-flex;gap:7px;align-items:center;border-radius:999px;padding:6px 10px;font-weight:850;font-size:.8rem;background:white;border:1px solid currentColor}
.statuspill.good{color:var(--good)} .statuspill.warn{color:var(--warn)} .statuspill.bad{color:var(--bad)}
.result-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:18px 0}
.metric{border:1px solid var(--line);border-radius:14px;padding:14px;background:white}
.metric small{display:block;color:var(--muted);font-weight:750;margin-bottom:4px}
.metric strong{font-size:1rem}
.findings{display:grid;gap:10px;padding:0;margin:0;list-style:none}
.finding{display:grid;grid-template-columns:28px 1fr;gap:10px;align-items:start;padding:12px 0;border-top:1px solid #e7edf2}
.finding:first-child{border-top:0}
.iconmark{width:24px;height:24px;border-radius:50%;display:grid;place-items:center;font-size:.77rem;font-weight:900}
.iconmark.good{background:#e4f5ed;color:var(--good)}
.iconmark.warn{background:#fff1d5;color:var(--warn)}
.iconmark.bad{background:#fde9e6;color:var(--bad)}
.recommendations{display:grid;gap:12px;margin-top:18px}
.rec{display:grid;grid-template-columns:1fr auto;gap:18px;padding:17px;border:1px solid var(--line);border-radius:15px;background:#fff}
.rec h4{margin:0 0 4px;font-size:1rem}
.rec p{margin:0;color:var(--muted);font-size:.89rem}
.rec-score{font-weight:900;color:var(--brand2);white-space:nowrap}
.provenance{margin-top:18px;padding:14px 16px;border-radius:14px;background:#f4f7f9;font-size:.85rem;color:#536578}
.ad-slot{min-height:96px;border:1px dashed #c8d4de;border-radius:14px;background:#fbfcfd;display:grid;place-items:center;color:#84919e;font-size:.82rem;margin:28px 0}
.compare-table{width:100%;border-collapse:collapse;background:white;border:1px solid var(--line);border-radius:16px;overflow:hidden}
.compare-table th,.compare-table td{padding:13px 14px;text-align:left;border-bottom:1px solid var(--line);vertical-align:top}
.compare-table th{background:#f4f7f9;font-size:.83rem;text-transform:uppercase;letter-spacing:.05em}
.compare-table tr:last-child td{border-bottom:0}
.badge{display:inline-block;padding:4px 8px;border-radius:999px;background:#edf4f6;color:var(--brand2);font-size:.76rem;font-weight:850}
.article{max-width:820px}
.article h1{font-size:clamp(2.2rem,4vw,3.8rem)}
.article h2{margin-top:42px}
.article h3{margin-top:28px}
.article p,.article li{color:#3e4d5d}
.notice{padding:17px 18px;border-left:4px solid var(--brand);background:#eef6f7;border-radius:0 12px 12px 0}
.source-list{display:grid;gap:12px}
.source-item{padding:17px;border:1px solid var(--line);border-radius:14px;background:white}
.source-item strong{display:block}
.site-footer{padding:42px 0;border-top:1px solid var(--line);background:#0f1d2b;color:#d5dee6}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:30px}
.site-footer a{color:#dceef2}
.site-footer p{color:#9fb0bd}
.footerlinks{display:grid;gap:8px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:30px;padding-top:20px;color:#8fa2b1;font-size:.84rem}
.desktop-only{display:block}
@media(max-width:880px){
  .hero-grid,.grid3,.footer-grid{grid-template-columns:1fr}
  .hero{padding-top:45px}.hero-card{max-width:620px}
  .result-grid{grid-template-columns:repeat(2,1fr)}
  .navlinks a:nth-child(2),.navlinks a:nth-child(3){display:none}
}
@media(max-width:620px){
  .wrap{width:min(100% - 24px,var(--max))}
  .nav{min-height:64px}.navlinks{gap:10px}.navlinks a{font-size:.87rem}
  .logo{width:34px;height:34px}.brand span:last-child{font-size:.94rem}
  .hero{padding:38px 0 28px}.hero-grid{gap:26px}
  h1{font-size:2.45rem}
  .checker-head,.checker-body{padding:20px}
  .form-grid{grid-template-columns:1fr}.field.span2{grid-column:auto}
  .result-grid{grid-template-columns:1fr 1fr}
  .rec{grid-template-columns:1fr}
  .section{padding:50px 0}
}

.filterrow{display:grid;grid-template-columns:1fr auto;gap:10px;align-items:center}
.filtercount{font-size:.78rem;font-weight:850;color:var(--brand2);background:#edf4f6;border:1px solid #d7e5e9;border-radius:999px;padding:6px 9px;white-space:nowrap}
select optgroup{font-weight:800;color:#26384a}
select option{font-weight:500;color:var(--ink)}
@media(max-width:620px){.filterrow{grid-template-columns:1fr}.filtercount{justify-self:start}}

.purchase-warning{margin:16px 0;padding:14px 16px;border:1px solid #e7c987;background:#fff9ea;border-radius:14px;color:#5f4508;font-size:.91rem}
.purchase-warning strong{color:#4c3706}
.hero-warning{max-width:760px;margin:20px 0 0}
.ad-runtime:empty{display:none}
.ad-runtime:not(:empty){min-height:110px}
.ad-label{text-align:center;font-size:.72rem;letter-spacing:.06em;text-transform:uppercase;color:#7b8895;margin-bottom:7px}

.article-wide{max-width:1040px}
.breadcrumbs{font-size:.84rem;color:var(--muted);margin-bottom:22px}
.breadcrumbs a{color:var(--muted)}
.spec-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin:24px 0}
.directory-section{margin-top:40px}
.directory-section h2{margin-bottom:17px}
.directory-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-top:24px}
.directory-card{border:1px solid var(--line);border-radius:17px;padding:18px;background:white;box-shadow:0 6px 20px rgba(16,35,52,.035)}
.directory-card h3{font-size:1.05rem;margin-bottom:7px}
.directory-card p{color:var(--muted);font-size:.9rem;margin:7px 0}
.table-scroll{overflow-x:auto;margin:18px 0 24px}
.table-scroll .compare-table{min-width:680px}
.answer-card{border:1px solid var(--line);border-radius:18px;padding:20px;margin:18px 0 20px}
.answer-card h2{font-size:1.45rem;margin:12px 0 8px}
.answer-card p{margin:0}
.answer-good{background:#f1faf6;border-color:#b8ddce}
.answer-bad{background:#fff6f5;border-color:#e6bcb7}
.seo-related{margin-top:30px;padding-top:18px;border-top:1px solid var(--line);font-size:.9rem;color:var(--muted)}
@media(max-width:880px){.directory-grid{grid-template-columns:repeat(2,1fr)}.spec-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.directory-grid,.spec-grid{grid-template-columns:1fr}.navlinks a:nth-child(5){display:none}}

.sr-only{position:absolute!important;width:1px!important;height:1px!important;padding:0!important;margin:-1px!important;overflow:hidden!important;clip:rect(0,0,0,0)!important;white-space:nowrap!important;border:0!important}

.related-box{margin:24px 0 8px;padding:14px 16px;border:1px solid var(--line);border-radius:14px;background:#f7fafb;font-size:.9rem}
.related-box strong{display:block;margin-bottom:5px}
.differentiator{margin:34px 0;padding:22px;border:1px solid #d8e5ea;border-radius:18px;background:#f8fbfc}
.differentiator h2{margin-top:0}
.differentiator p:last-child{margin-bottom:0}