/* SEOBacklinkGlobal Phase 6 — original, white-first launch polish. No external assets. */
:root{--p6-highlight:#0b5fe4;--p6-shadow:0 16px 40px rgba(16,54,101,.09)}
html[data-theme="dark"]{--p6-highlight:#81adff;--p6-shadow:0 22px 44px rgba(0,0,0,.26)}
body{min-width:320px}
.site-header{backdrop-filter:saturate(1.25) blur(10px);-webkit-backdrop-filter:saturate(1.25) blur(10px)}
.brand{letter-spacing:-.025em}.brandmark{box-shadow:0 5px 15px rgba(37,99,235,.18)}
.desktop-nav a:hover,.mobile-nav a:hover{color:var(--accent);text-decoration:none}
.hero{position:relative;padding:clamp(30px,5vw,74px) 0 16px}
.hero .eyebrow{letter-spacing:.13em}
.hero h1{font-weight:850;max-width:980px;margin:0 auto 20px;text-wrap:balance}
.hero .lead{text-wrap:pretty;line-height:1.55}
.workbench{border:1px solid var(--line);box-shadow:var(--p6-shadow);border-radius:20px}
.fieldline input{min-height:52px}.fieldline .primary{min-height:52px}
.primary{box-shadow:0 4px 13px rgba(22,92,220,.14)}
.primary:focus-visible,.theme:focus-visible,.mobile-menu:focus-visible{outline:3px solid var(--accent2);outline-offset:3px}
.stats>div{background:linear-gradient(160deg,var(--surface),var(--soft));border-radius:15px}
.stats strong{font-variant-numeric:tabular-nums}
.feature,.tool-tile{box-shadow:0 3px 12px rgba(16,54,101,.035);transition:border-color .15s ease,box-shadow .15s ease,transform .15s ease}
.feature:hover,.tool-tile:hover{box-shadow:var(--p6-shadow)}
.report-banner{background:var(--soft);padding:20px;border-radius:17px;border:1px solid var(--line);margin-bottom:15px}
.score-ring{background:var(--surface);box-shadow:inset 0 0 0 4px var(--soft)}
.finding{border-left:4px solid var(--line);background:var(--surface)}
.finding:has(.status-fail){border-left-color:#c63b47}.finding:has(.status-warning){border-left-color:#b57913}.finding:has(.status-pass){border-left-color:#1d8b58}
.tool-intro h1{text-wrap:balance}.tool-intro .lead{line-height:1.65}
.guide{line-height:1.72}.guide h2,.guide h3{scroll-margin-top:120px}
.ad-slot{min-height:76px;height:auto;padding:15px;contain:layout style;background:var(--soft)}
input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid var(--accent2);outline-offset:2px}
.tool-tile[hidden],.cat[hidden],.mobile-nav[hidden]{display:none!important}
.result pre,.p2-output pre,.p3-output pre{max-width:100%;overflow-x:auto}
footer a{overflow-wrap:anywhere}
@media(max-width:840px){.nav-actions{gap:6px}.mobile-nav{max-height:65vh;overflow:auto}}
@media(max-width:600px){.hero h1{font-size:clamp(2.05rem,11vw,3.2rem)}.report-banner{padding:15px}.brand{letter-spacing:-.04em}.ad-slot{min-height:72px}}
@media print{.ad-slot,.site-header,.nav-actions,.kofi{display:none!important}.finding{break-inside:avoid}.report-banner{border:1px solid #ccc;box-shadow:none}}
@media(prefers-reduced-motion:reduce){.feature,.tool-tile{transition:none!important}}