/* ═══════════════════════════════════════════════════════════════════════════
   DMARC Engine marketing site (dmarcengine.com) — shared stylesheet.
   Light, squared, enterprise look. Material Symbols icon font is self-hosted.
   ═══════════════════════════════════════════════════════════════════════════ */

/* Material Symbols icon font, self-hosted and subset (~5KB, no Google dependency). */
@font-face{font-family:'Material Symbols Outlined';font-style:normal;font-weight:400;font-display:block;src:url('/fonts/material-symbols-outlined.woff2?v=4') format('woff2')}
/* Inter, self-hosted (no render-blocking Google Fonts request). */
@font-face{font-family:'Inter';font-style:normal;font-weight:400;font-display:swap;src:url('/fonts/inter-400.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:500;font-display:swap;src:url('/fonts/inter-500.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:600;font-display:swap;src:url('/fonts/inter-600.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:700;font-display:swap;src:url('/fonts/inter-700.woff2') format('woff2')}
@font-face{font-family:'Inter';font-style:normal;font-weight:800;font-display:swap;src:url('/fonts/inter-800.woff2') format('woff2')}

:root{
  --bg:#f4f6f9;--bg-subtle:#eef1f5;--bg-card:#ffffff;--bg-card-hover:#f6f8fb;--border:#dde2e9;--border-hover:#c4ccd8;
  /* Accent darkened to #0b7668 (5.5:1 on white) so white-on-accent CTAs and accent
     text/links meet WCAG AA. Hover goes a shade darker. The faint decorative teal
     glows below use literal rgba(14,147,132,…) and are unaffected. */
  --text:#1b2430;--muted:#5a6776;--faint:#646f7d;--accent:#0b7668;--accent-hover:#0a5d52;
  --accent-muted:rgba(14,147,132,.10);--accent-border:rgba(14,147,132,.30);
  --red-bg:rgba(220,38,38,.06);--red-bd:rgba(220,38,38,.30);--red-fg:#b91c1c;
  --amber-bg:rgba(180,83,9,.07);--amber-bd:rgba(180,83,9,.30);--amber-fg:#b45309;
  --green-bg:rgba(21,128,61,.07);--green-bd:rgba(21,128,61,.28);--green-fg:#15803d;
}
*{box-sizing:border-box;margin:0;padding:0}
/* ── Accessibility ──────────────────────────────────────────────────────────
   Skip-link (visible only on focus), a real keyboard focus indicator (inputs
   set outline:none for the mouse look — restore it for :focus-visible so keyboard
   users get a WCAG 2.4.7 indicator), and a reduced-motion guard. */
.skip-link{position:absolute;left:8px;top:-48px;z-index:1000;background:var(--accent);color:#fff;padding:10px 16px;border-radius:0;font-size:14px;font-weight:600;transition:top .15s ease}
.skip-link:focus{top:8px}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:0}
input:focus-visible,select:focus-visible,textarea:focus-visible,.scan-form input:focus-visible,.tool-input:focus-visible{outline:2px solid var(--accent);outline-offset:1px}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.001ms!important;animation-iteration-count:1!important;transition-duration:.001ms!important}
}
html{scroll-behavior:smooth}
body{background:var(--bg);color:var(--text);font-family:"Inter",-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;-webkit-font-smoothing:antialiased;letter-spacing:-.006em;line-height:1.5}
a{color:inherit;text-decoration:none}
.material-symbols-outlined{font-family:'Material Symbols Outlined';font-weight:normal;font-style:normal;line-height:1;letter-spacing:normal;text-transform:none;display:inline-flex;align-items:center;justify-content:center;white-space:nowrap;direction:ltr;-webkit-font-feature-settings:'liga';font-feature-settings:'liga';font-variation-settings:'FILL' 0,'wght' 400,'GRAD' 0,'opsz' 24}
.wrap{max-width:1240px;margin:0 auto;padding:0 22px}
.mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace}
.accent{color:var(--accent)}
/* Inline text links carry a persistent underline so they're distinguishable by more
   than colour (WCAG 1.4.1). Applies to anchors only — the .accent <span> hero highlight
   is unaffected. */
a.accent{text-decoration:underline;text-underline-offset:2px}
/* Body-content links carry a persistent underline (not colour alone) for WCAG 1.4.1.
   Scoped to prose/article/explainer text so nav, cards and chips are unaffected. */
.article a,.prose a,.te-prose a,.scan-note a,.faq a,.cf-privacy a,.cf-done a{text-decoration:underline;text-underline-offset:2px}

/* buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;font-weight:700;font-size:15px;padding:13px 26px;border:0;cursor:pointer;transition:background .15s,color .15s}
.btn-primary{background:var(--accent);color:#ffffff}
.btn-primary:hover{background:var(--accent-hover)}
.btn-sm{padding:9px 16px;font-size:14px}
.btn-outline{background:transparent;border:1px solid var(--border-hover);color:var(--text)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent-hover)}
.btn-ghost{color:var(--muted)}
.btn-ghost:hover{color:var(--text)}

/* header */
header{position:sticky;top:0;z-index:40;border-bottom:1px solid var(--border);background:rgba(244,246,249,.88);backdrop-filter:blur(8px)}
header .bar{height:64px;display:flex;align-items:center;justify-content:space-between;gap:16px}
header img{height:38px;width:auto;display:block}
nav.main{display:flex;gap:28px;font-size:14px;color:var(--muted)}
nav.main a:hover{color:var(--text)}
.header-cta{display:flex;align-items:center;gap:14px}
@media(max-width:860px){nav.main{display:none}}
@media(max-width:520px){.header-cta .btn-ghost{display:none}}
/* CSS-only mobile menu: a focusable (but visually hidden) checkbox toggles nav.main
   into a dropdown on small screens. No JS, so it works even if scripts fail. */
.nav-toggle-cb{display:none}
.nav-burger{display:none}
@media(max-width:860px){
  .nav-toggle-cb{display:block;position:absolute;width:1px;height:1px;opacity:0;overflow:hidden;clip:rect(0 0 0 0)}
  .nav-burger{order:1;display:inline-flex;align-items:center;justify-content:center;width:42px;height:42px;flex:none;cursor:pointer;border:1px solid var(--border);background:var(--bg-card);color:var(--text);transition:border-color .15s,color .15s}
  .nav-burger .material-symbols-outlined{font-size:24px}
  .header-cta{margin-left:auto}
  .nav-toggle-cb:checked~.nav-burger{border-color:var(--accent);color:var(--accent-hover)}
  .nav-toggle-cb:focus-visible~.nav-burger{outline:2px solid var(--accent);outline-offset:2px}
  nav.main{order:2}
  .nav-toggle-cb:checked~nav.main{display:flex;flex-direction:column;gap:0;position:absolute;left:0;right:0;top:64px;background:var(--bg-card);border-top:1px solid var(--border);border-bottom:1px solid var(--border);box-shadow:var(--shadow-md);padding:6px 0;z-index:60}
  .nav-toggle-cb:checked~nav.main a{padding:13px 22px;font-size:15px}
  .nav-toggle-cb:checked~nav.main a::after{display:none}
}

/* hero */
.hero{position:relative;overflow:hidden;text-align:center;padding:80px 0 64px}
.hero::before{content:"";position:absolute;inset:0;z-index:-1;background:radial-gradient(ellipse 80% 50% at 50% -10%,rgba(14,147,132,.10),transparent 70%)}
.badge{display:inline-flex;align-items:center;gap:8px;padding:5px 12px;margin-bottom:22px;border:1px solid var(--accent-border);background:var(--accent-muted);color:var(--accent-hover);font-size:12px;font-weight:700}
h1{font-size:clamp(34px,6vw,52px);font-weight:800;letter-spacing:-.02em;line-height:1.05}
.hero p.sub{margin:20px auto 0;max-width:640px;font-size:18px;color:var(--muted)}

/* scanner */
.scanner{max-width:640px;margin:36px auto 0;scroll-margin-top:96px}
.scan-form{display:flex;gap:8px;padding:8px;background:var(--bg-card);border:1px solid var(--border);box-shadow:0 6px 24px rgba(20,40,68,.07);transition:border-color .18s,box-shadow .22s}
.scan-form:hover{border-color:var(--border-hover)}
.scan-form:focus-within{border-color:var(--accent);box-shadow:0 8px 30px rgba(14,147,132,.14)}
.scan-form .inp{display:flex;align-items:center;gap:10px;flex:1;padding:0 14px}
.scan-form .inp .material-symbols-outlined{transition:color .18s}
.scan-form:focus-within .inp .material-symbols-outlined{color:var(--accent-hover)}
.scan-form input{width:100%;background:transparent;border:0;color:var(--text);font-size:16px;padding:14px 0;outline:none}
.scan-form input::placeholder{color:var(--faint)}
.scan-form .btn{transition:background .15s,transform .12s}
.scan-form .btn:active{transform:scale(.98)}
.scan-note{text-align:center;font-size:12px;color:var(--faint);margin-top:8px}
/* hero hosted-products strip */
.hero-products{margin-top:38px}
.hero-products .hp-label{display:block;font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--faint);margin-bottom:14px}
.hero-products .hp-row{display:flex;flex-wrap:wrap;gap:10px;justify-content:center}
.hero-products .hp{display:inline-flex;align-items:center;gap:7px;padding:9px 16px;background:var(--bg-card);border:1px solid var(--border);font-size:14px;font-weight:600;color:var(--text);transition:border-color .15s,background .15s,color .15s}
.hero-products .hp:hover{border-color:var(--accent-border);background:var(--bg-card-hover);color:var(--accent-hover)}
.hero-products .hp .material-symbols-outlined{font-size:18px;color:var(--accent-hover)}
/* trust strip (hero band + standalone credibility section) */
.trust-row{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media(max-width:760px){.trust-row{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.trust-row{grid-template-columns:repeat(2,1fr)}.trust-item{flex-direction:column;align-items:stretch;text-align:center;gap:8px}}
.trust-item{display:flex;align-items:flex-start;gap:12px}
.trust-item .material-symbols-outlined{font-size:26px;color:var(--accent-hover);flex-shrink:0;margin-top:1px}
.trust-item strong{display:block;font-size:15px;color:var(--text);line-height:1.2}
.trust-item span{font-size:13px;color:var(--muted)}
.center+.trust-row{margin-top:40px!important}
@media(max-width:560px){.scan-form{flex-direction:column}}
.verdict{margin-top:20px;padding:24px;text-align:left;border:1px solid var(--border);background:var(--bg-card);box-shadow:0 6px 24px rgba(20,40,68,.07);animation:de-rise .28s ease}
@keyframes de-rise{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
.verdict .tag{font-size:12px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;margin-bottom:4px}
.verdict h3{font-size:20px;font-weight:800;color:var(--text)}
.verdict p{font-size:14px;color:var(--muted);margin-top:8px}
.verdict .rec{margin-top:12px;padding:12px;background:var(--bg);border:1px solid var(--border);font-size:12px;color:var(--accent-hover);word-break:break-all}
.verdict .cta{display:inline-flex;align-items:center;gap:8px;margin-top:16px;padding:10px 20px;background:var(--accent);color:#ffffff;font-weight:700;font-size:14px}
.verdict .cta:hover{background:var(--accent-hover)}
.scan-error{margin-top:20px;padding:16px;background:var(--red-bg);border:1px solid var(--red-bd);color:var(--red-fg);font-size:14px}
.hidden{display:none}

/* sections */
section{padding:80px 0}
.band{border-top:1px solid var(--border);border-bottom:1px solid var(--border);background:var(--bg-subtle)}
.center{text-align:center;max-width:660px;margin:0 auto}
h2{font-size:clamp(26px,4vw,34px);font-weight:800;letter-spacing:-.02em}
.center p{color:var(--muted);margin-top:14px}
.grid{display:grid;gap:20px;margin-top:48px}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
.g2{grid-template-columns:repeat(2,1fr)}
@media(max-width:900px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media(max-width:620px){.g2,.g3,.g4{grid-template-columns:1fr}.feat{flex-direction:column;align-items:center;text-align:center}.foot-grid p{max-width:none!important}}
.card{padding:24px;background:var(--bg-card);border:1px solid var(--border)}
.card h3{font-size:18px;font-weight:700;margin-top:4px}
.card p{font-size:14px;color:var(--muted);margin-top:8px}
a.card{display:block;transition:border-color .15s,background .15s}
a.card:hover{border-color:var(--accent-border);background:var(--bg-card-hover)}
.card .more{display:inline-flex;align-items:center;gap:4px;margin-top:14px;font-size:13px;font-weight:700;color:var(--accent-hover)}
.ico{width:44px;height:44px;display:flex;align-items:center;justify-content:center;background:var(--accent-muted);border:1px solid var(--accent-border);margin-bottom:16px;color:var(--accent-hover);font-size:20px}
.step-no{float:right;font-size:26px;font-weight:800;color:#828c9a}
.stat{text-align:center}
.stat .k{color:var(--accent);font-weight:800;font-size:19px}
.stat .v{font-size:14px;color:var(--muted);margin-top:4px}
.feat{display:flex;flex-wrap:wrap;gap:8px 16px;padding:20px;background:var(--bg-card);border:1px solid var(--border)}
.feat .ico{margin-bottom:0;flex-shrink:0;width:40px;height:40px;font-size:18px}
.feat h3{font-size:16px;font-weight:600}
.feat p{font-size:14px;color:var(--muted);margin-top:2px}
/* Cards whose title/description are direct children (not wrapped in a div) would
   otherwise become 3 squeezed flex columns; force them to full-width rows so the
   icon sits on top and the text stacks. Wrapped cards (icon + <div>) are unaffected. */
.feat>h3,.feat>p{flex-basis:100%;margin:0}
/* When .feat flips to a column at <=620px, flex-basis:100% above would mean 100% of
   the HEIGHT (main axis), so flex-wrap pushes the <p> into a second column that spills
   off-screen. Reset to auto there so h3/p stack. Placed AFTER the rule above so it
   wins on source order (equal specificity). */
@media(max-width:620px){.feat>h3,.feat>p{flex-basis:auto}}
a.feat{transition:border-color .15s,background .15s}
a.feat:hover{border-color:var(--accent-border);background:var(--bg-card-hover)}
a.feat h3{color:var(--text)}
.card-link-row{display:flex;justify-content:center;margin-top:32px}

/* pricing */
.price{padding:32px;background:var(--bg-card);border:1px solid var(--border);position:relative}
.price.reco{border-color:var(--accent-border)}
.price .ribbon{position:absolute;top:-13px;left:32px;padding:4px 12px;background:var(--accent);color:#ffffff;font-size:12px;font-weight:700}
.price .label{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--faint)}
.price .amt{display:flex;align-items:baseline;gap:8px;margin-top:8px}
.price .amt b{font-size:40px;font-weight:800}
.price .amt span{color:var(--muted)}
.price .was{font-size:15px;color:var(--faint);text-decoration:line-through;font-weight:600}
.price .save{display:inline-block;margin-top:10px;padding:3px 10px;background:var(--green-bg);border:1px solid var(--green-bd);color:var(--green-fg);font-size:12px;font-weight:700}
.price .pp-vol{display:flex;align-items:center;gap:9px;margin-top:16px;padding:11px 14px;background:var(--accent-muted);border:1px solid var(--accent-border);color:var(--accent-hover);font-size:14px;font-weight:700;line-height:1.25}
.price .pp-vol .material-symbols-outlined{font-size:22px;flex-shrink:0}
.price .pp-vol b{font-size:17px;font-weight:800}
.price .pp-vol small{display:block;font-size:11px;font-weight:600;color:var(--muted)}
.price ul{list-style:none;margin-top:22px;display:flex;flex-direction:column;gap:12px}
.price li{display:flex;gap:10px;font-size:14px;color:var(--muted)}
.price li::before{content:"✓";color:var(--accent);font-weight:800}
.price .btn{width:100%;margin-top:26px}

/* faq */
.faq{max-width:820px;margin:0 auto;display:flex;flex-direction:column;gap:14px}
/* FAQ category quick-nav */
.faq-toc{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 6px}
.faq-toc a{display:inline-flex;align-items:center;padding:7px 13px;font-size:13px;font-weight:600;color:var(--muted);background:var(--bg-subtle);border:1px solid var(--border);text-decoration:none;transition:color var(--t-fast),border-color var(--t-fast),background var(--t-fast)}
.faq-toc a:hover{color:var(--accent);border-color:var(--accent);background:var(--bg-card)}
/* FAQ section headings as category dividers */
.faq h2{margin:24px 0 4px;padding-bottom:9px;font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.07em;color:var(--accent);border-bottom:1px solid var(--border);scroll-margin-top:84px}
.faq h2:first-of-type{margin-top:10px}
/* FAQ accordion polish */
.faq details summary{font-size:15.5px;line-height:1.4}
.faq details[open]>summary{color:var(--accent)}
.faq details p{font-size:14.5px;line-height:1.7}
.faq details p:first-of-type{margin-top:14px}
details{padding:18px 20px;background:var(--bg-card);border:1px solid var(--border)}
summary{display:flex;justify-content:space-between;align-items:center;gap:16px;cursor:pointer;font-weight:600;list-style:none}
summary::-webkit-details-marker{display:none}
summary .plus{color:var(--accent);font-size:20px;flex-shrink:0;transition:transform .15s}
details[open] summary .plus{transform:rotate(45deg)}
details p{font-size:14px;color:var(--muted);margin-top:12px}
details p+p{margin-top:10px}

/* footer */
footer{border-top:1px solid var(--border);background:var(--bg-subtle)}
.foot-grid{display:grid;gap:32px;grid-template-columns:1.6fr 1fr 1fr 1fr 1fr;padding-top:48px;padding-bottom:48px}
@media(max-width:900px){.foot-grid{grid-template-columns:1fr 1fr 1fr}}
@media(max-width:560px){.foot-grid{grid-template-columns:1fr 1fr;gap:28px 24px}.foot-grid>div:first-child{grid-column:1/-1}.foot-base .row{justify-content:flex-start}}
footer img{height:30px;margin-bottom:12px}
footer h4,footer .foot-h{font-size:12px;font-weight:600;letter-spacing:.06em;text-transform:uppercase;color:var(--faint);margin-bottom:12px}
footer ul{list-style:none;display:flex;flex-direction:column;gap:8px;font-size:14px;color:var(--muted)}
footer ul a:hover{color:var(--text)}
.foot-base{border-top:1px solid var(--border)}
.foot-base .row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding-top:20px;padding-bottom:20px;font-size:12px;color:var(--faint);flex-wrap:wrap}
/* social icons live in the footer brand column, under the blurb */
.foot-social{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.foot-social a{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;background:var(--bg-card);border:1px solid var(--border);color:var(--muted);transition:color .15s ease,border-color .15s ease,background .15s ease}
.foot-social a:hover{color:var(--accent);border-color:var(--accent-border);background:var(--bg-card-hover)}
.foot-social svg{display:block}

/* ── Content / article pages ──────────────────────────────────────────────── */
.crumbs{font-size:13px;color:var(--faint);padding:20px 0 16px}
.crumbs a:hover{color:var(--text)}
.crumbs .sep{margin:0 8px;color:var(--border-hover)}
.page-hero{padding:34px 0 28px;border-bottom:1px solid var(--border)}
.page-hero .eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:12px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--accent-hover);margin-bottom:14px}
.page-hero h1{font-size:clamp(30px,5vw,44px);line-height:1.08}
.page-hero .sub{margin-top:16px;max-width:720px;font-size:18px;color:var(--muted)}
/* Base: single child centred (used by static /products, /faq prose sections) */
.layout{display:grid;grid-template-columns:minmax(0,1fr);justify-items:center;gap:48px;padding:48px 0 24px}
/* Article + sidebar two-column (dynamic blog/doc/kb pages) */
.article-layout{grid-template-columns:minmax(0,1fr) minmax(0,340px);justify-items:stretch;align-items:start;gap:56px;padding:44px 0 24px}
.article{max-width:760px;min-width:0;font-size:16px;line-height:1.72;color:#33414f}
.article-layout .article{max-width:none}
.article-aside{position:sticky;top:84px;display:flex;flex-direction:column;gap:18px;font-size:14px}
.aside-card{background:var(--bg-card);border:1px solid var(--border);padding:15px 17px}
.aside-card h4{font-size:11px;font-weight:800;letter-spacing:.07em;text-transform:uppercase;color:var(--faint);margin:0 0 12px}
.toc nav{display:flex;flex-direction:column;gap:2px;max-height:60vh;overflow:auto}
.toc nav a{color:var(--muted);text-decoration:none;line-height:1.35;border-left:2px solid var(--border);padding:5px 0 5px 12px}
.toc nav a:hover{color:var(--accent-hover);border-color:var(--accent)}
.aside-rel a{display:block;color:var(--text);font-weight:600;text-decoration:none;padding:9px 0;border-top:1px solid var(--border);line-height:1.35}
.aside-rel h4+a{border-top:0;padding-top:0}
.aside-rel a:hover{color:var(--accent-hover)}
.aside-tags{display:flex;flex-wrap:wrap;gap:7px}
.aside-tags a{font-size:12px;font-weight:600;color:var(--muted);border:1px solid var(--border);border-radius:0;padding:3px 10px;text-decoration:none}
.aside-tags a::before{content:"#";opacity:.5}
.aside-tags a:hover{color:var(--text);border-color:var(--accent-border)}
.aside-cta{background:var(--accent-muted);border:1px solid var(--accent-border);padding:17px}
.aside-cta strong{display:block;font-size:15px;margin-bottom:6px}
.aside-cta p{color:var(--muted);font-size:13px;line-height:1.5;margin:0 0 13px}
@media(max-width:980px){.article-layout{grid-template-columns:minmax(0,1fr);gap:0}.article-layout .article{max-width:760px;margin:0 auto}.article-aside{position:static;max-width:760px;margin:30px auto 0}.article-aside .toc{display:none}}
.article>p{margin:0 0 18px}
.article img,.article .post-img{display:block;max-width:100%;height:auto;border-radius:10px;margin:22px 0;border:1px solid var(--border)}
.article p,.article li{overflow-wrap:break-word}
/* Static prose sections (/products, /faq, tool pages) share the article typography,
   undoing the global *{margin:0} reset that otherwise collapses paragraph spacing. */
.prose{font-size:16px;line-height:1.72;color:#33414f}
.prose>p{margin:0 0 18px}
.prose h2{font-size:25px;font-weight:800;letter-spacing:-.01em;color:var(--text);margin:40px 0 14px;scroll-margin-top:86px}
.prose>h2:first-child{margin-top:0}
.prose h3{font-size:19px;font-weight:700;color:var(--text);margin:28px 0 10px}
.prose ul,.prose ol{margin:0 0 18px;padding-left:22px}
.prose li{margin:0 0 9px}
.prose li::marker{color:var(--accent)}
.prose strong{color:var(--text);font-weight:700}
.prose a{color:var(--accent-hover);font-weight:600}
.prose a:hover{text-decoration:underline}
.prose code,.prose .mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.92em;background:var(--bg-subtle);border:1px solid var(--border);padding:1px 6px}
.prose blockquote{margin:24px 0;padding:4px 20px;border-left:3px solid var(--accent);color:var(--text)}
.article .lead{font-size:19px;line-height:1.6;color:var(--text);margin-bottom:26px}
.article h2{font-size:25px;font-weight:800;letter-spacing:-.01em;color:var(--text);margin:42px 0 14px;scroll-margin-top:86px}
.article h3{font-size:19px;font-weight:700;color:var(--text);margin:28px 0 10px}
.article ul,.article ol{margin:0 0 18px;padding-left:22px}
.article li{margin:0 0 9px}
.article li::marker{color:var(--accent)}
.article strong{color:var(--text);font-weight:700}
.article a{color:var(--accent-hover);font-weight:600}
.article a:hover{text-decoration:underline}
.article blockquote{margin:24px 0;padding:4px 20px;border-left:3px solid var(--accent);color:var(--text);font-size:18px}
.article code,.article .mono{font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:.92em;background:var(--bg-subtle);border:1px solid var(--border);padding:1px 6px}
.article hr{border:0;border-top:1px solid var(--border);margin:36px 0}

/* callouts */
.callout{margin:24px 0;padding:18px 20px;background:var(--bg-card);border:1px solid var(--border);border-left:3px solid var(--accent);font-size:15px;color:var(--muted)}
.callout strong{display:block;color:var(--text);margin-bottom:4px}
.callout.warn{border-left-color:var(--amber-fg);background:var(--amber-bg)}
.callout.danger{border-left-color:var(--red-fg);background:var(--red-bg)}
.callout.ok{border-left-color:var(--green-fg);background:var(--green-bg)}

/* spec / comparison tables */
.tbl{width:100%;border-collapse:collapse;margin:22px 0;font-size:14px}
@media(max-width:680px){.layout{justify-items:stretch}.layout>.article{max-width:100%}.article .tbl,.prose .tbl{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}.article .tbl th,.article .tbl td,.prose .tbl th,.prose .tbl td{min-width:150px}}
.tbl th,.tbl td{text-align:left;padding:11px 14px;border:1px solid var(--border);vertical-align:top}
.tbl th{background:var(--bg-subtle);font-weight:700;color:var(--text);font-size:12px;letter-spacing:.04em;text-transform:uppercase}
.tbl td{color:var(--muted)}
.tbl tr:nth-child(even) td{background:var(--bg-card-hover)}

/* key/value spec list */
.specs{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:24px 0}
@media(max-width:620px){.specs{grid-template-columns:1fr}}
.specs .s{padding:16px;background:var(--bg-card);border:1px solid var(--border)}
.specs .s .k{font-size:12px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--faint)}
.specs .s .v{margin-top:6px;font-size:15px;color:var(--text)}

/* in-page table of contents */
.toc{background:var(--bg-card);border:1px solid var(--border);padding:18px 20px;margin:0 0 30px}
.toc .t{font-size:12px;font-weight:700;letter-spacing:.05em;text-transform:uppercase;color:var(--faint);margin-bottom:10px}
.toc ul{list-style:none;display:flex;flex-direction:column;gap:8px}
.toc a{font-size:14px;color:var(--muted)}
.toc a:hover{color:var(--accent-hover)}

/* related links / next steps */
.related{margin-top:8px}
.related h2{margin-bottom:4px}
.cta-band{border-top:1px solid var(--border);background:var(--bg-subtle);text-align:center;padding:64px 0}
.cta-band h2{font-size:clamp(24px,4vw,32px)}
.cta-band p{color:var(--muted);margin-top:12px;max-width:560px;margin-left:auto;margin-right:auto}
.btns{display:flex;gap:12px;flex-wrap:wrap}
.cta-band .btns{justify-content:center;margin-top:26px}

/* ── Tools ────────────────────────────────────────────────────────────────── */
.tool{max-width:820px}
.tool-lead{font-size:17px;line-height:1.6;color:var(--muted);margin-bottom:24px;max-width:none}
.pager{display:flex;align-items:center;justify-content:center;gap:6px;margin:44px 0 8px;flex-wrap:wrap}
.pager a,.pager span{min-width:38px;height:38px;display:inline-flex;align-items:center;justify-content:center;padding:0 11px;font-size:14px;font-weight:600;border:1px solid var(--border);background:var(--bg-card);color:var(--muted);text-decoration:none}
.pager a:hover{border-color:var(--accent-border);color:var(--text)}
.pager .on{background:var(--accent);border-color:var(--accent);color:#fff}
.pager .gap{border:0;background:none}
.tool-form{display:flex;gap:8px;padding:8px;background:var(--bg-card);border:1px solid var(--border)}
.tool-input{flex:1;min-width:0;background:transparent;border:0;color:var(--text);font-size:16px;padding:12px;outline:none}
.tool-input::placeholder{color:var(--faint)}
/* static-HTML tool forms wrap their controls in .field-row and keep the hint inside
   the form; stack the form's direct children so the hint/textarea don't sit beside
   the input row. Only forms that actually use .field-row are affected. */
.tool-form:has(.field-row){flex-direction:column;align-items:stretch;padding:0;border:0;background:transparent;box-shadow:none}
.field-row{display:flex;gap:8px;align-items:stretch}
.field-row>input,.field-row>select,.field-row>textarea{flex:1;min-width:0;padding:12px 14px;border:1px solid var(--border);border-radius:0;background:var(--bg-card);color:var(--text);font:inherit;font-size:15px;outline:none}
.field-row>input:focus,.field-row>select:focus,.field-row>textarea:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-muted)}
.field-row>button{flex:none;padding:12px 24px;border:0;border-radius:0;background:var(--accent);color:#fff;font:inherit;font-weight:700;font-size:15px;cursor:pointer;transition:background .15s}
.field-row>button:hover{background:var(--accent-hover)}
@media(max-width:560px){.tool-form,.field-row{flex-direction:column}}
.tool-hint,.hint{font-size:13px;color:var(--faint);margin-top:8px;line-height:1.55}
.tool-hint a,.hint a{color:var(--accent-hover);font-weight:600}
.hint code{background:#eef2f7;padding:1px 6px;font-size:12.5px}
.tool-result{margin-top:22px}
.tool-result:empty{margin-top:0}
.tool-spinner{display:flex;align-items:center;gap:10px;padding:18px;color:var(--muted);font-size:14px;background:var(--bg-card);border:1px solid var(--border)}
.tool-error{padding:16px;background:var(--red-bg);border:1px solid var(--red-bd);color:var(--red-fg);font-size:14px}
.spin{animation:de-spin 1s linear infinite}
@keyframes de-spin{to{transform:rotate(360deg)}}

/* verdict cards */
.vcard{border:1px solid var(--border);border-left-width:3px;background:var(--bg-card);padding:20px 22px;margin-bottom:18px}
.vcard .vhead{display:flex;align-items:center;gap:10px}
.vcard .vhead h3{font-size:18px;font-weight:700;color:var(--text)}
.vcard .vhead .material-symbols-outlined{font-size:24px}
.vcard .vbody{margin-top:12px;font-size:14px;line-height:1.6;color:var(--muted)}
.vcard .vbody p{margin:0 0 10px}
.vcard .vbody p:last-child{margin-bottom:0}
.vcard.good{border-left-color:var(--green-fg)}.vcard.good .vhead .material-symbols-outlined{color:var(--green-fg)}
.vcard.warn{border-left-color:var(--amber-fg)}.vcard.warn .vhead .material-symbols-outlined{color:var(--amber-fg)}
.vcard.bad{border-left-color:var(--red-fg)}.vcard.bad .vhead .material-symbols-outlined{color:var(--red-fg)}
.vcard.info{border-left-color:var(--accent)}.vcard.info .vhead .material-symbols-outlined{color:var(--accent-hover)}

/* record / code box with copy */
.recbox{margin:14px 0}
.recbox-label{font-size:12px;font-weight:700;letter-spacing:.04em;text-transform:uppercase;color:var(--faint);margin-bottom:6px}
.recbox-row{display:flex;align-items:stretch;gap:0;border:1px solid var(--border);background:var(--bg-subtle)}
.recbox-row code{flex:1;min-width:0;padding:12px 14px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;line-height:1.5;color:var(--text);word-break:break-all;white-space:pre-wrap}
/* Multiline tool output (analyzers / header parsers) keeps its formatting and
   scrolls horizontally on narrow screens instead of forcing the page wider. */
.recbox-row pre{flex:1;min-width:0;margin:0;padding:12px 14px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px;line-height:1.5;color:var(--text);white-space:pre;overflow-x:auto;-webkit-overflow-scrolling:touch}
.copy-btn{display:inline-flex;align-items:center;gap:6px;border:0;border-left:1px solid var(--border);background:var(--bg-card);color:var(--muted);font-size:13px;font-weight:600;padding:0 14px;cursor:pointer;white-space:nowrap}
.copy-btn:hover{color:var(--text)}
.copy-btn.ok{color:var(--green-fg)}

/* key/value table + chips */
.kvtbl{width:100%;border-collapse:collapse;margin:14px 0;font-size:14px}
.kvtbl th{text-align:left;vertical-align:top;padding:8px 14px 8px 0;color:var(--faint);font-weight:600;white-space:nowrap;width:1%}
.kvtbl td{padding:8px 0;color:var(--text);word-break:break-word}
.kvtbl tr+tr th,.kvtbl tr+tr td{border-top:1px solid var(--border)}
/* Wide multi-column result tables stay scrollable instead of forcing page width on phones. */
@media(max-width:560px){.tool-result .kvtbl{display:block;overflow-x:auto;-webkit-overflow-scrolling:touch}}
.taglist{display:flex;flex-wrap:wrap;gap:8px;margin:6px 0}
.chip{display:inline-flex;align-items:center;gap:5px;padding:4px 10px;font-size:12px;font-weight:600;background:var(--bg-subtle);border:1px solid var(--border);color:var(--muted)}
.chip.good{background:var(--green-bg);border-color:var(--green-bd);color:var(--green-fg)}
.chip.warn{background:var(--amber-bg);border-color:var(--amber-bd);color:var(--amber-fg)}
.chip.bad{background:var(--red-bg);border-color:var(--red-bd);color:var(--red-fg)}

/* conversion CTA appended under results */
.cta-box{display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap;margin-top:22px;padding:20px 22px;background:var(--accent-muted);border:1px solid var(--accent-border)}
.cta-box-text{display:flex;flex-direction:column;gap:3px}
.cta-box-text strong{font-size:15px;color:var(--text)}
.cta-box-text span{font-size:13px;color:var(--muted);max-width:480px}

/* generator forms */
.gen-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:8px 0 20px}
@media(max-width:620px){.gen-grid{grid-template-columns:1fr}}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-size:13px;font-weight:600;color:var(--text)}
.field .help{font-size:12px;color:var(--faint)}
.field input,.field select,.field textarea{width:100%;background:var(--bg-card);border:1px solid var(--border);color:var(--text);font-size:14px;padding:10px 12px;outline:none;font-family:inherit}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--accent)}
.field textarea{min-height:120px;font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:13px}
.checkrow{display:flex;align-items:center;gap:8px}
.checkrow input{width:auto}

/* tools index (hub) */
.tools-cat{margin-top:44px}
.tools-cat:first-of-type{margin-top:8px}
.tools-cat-head{display:flex;align-items:center;gap:10px;padding-bottom:12px;border-bottom:1px solid var(--border);margin-bottom:20px}
.tools-cat-head .material-symbols-outlined{font-size:22px;color:var(--accent-hover)}
.tools-cat-head h2{font-size:20px;font-weight:800}
.tools-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media(max-width:860px){.tools-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.tools-grid{grid-template-columns:1fr}}
.tool-card{display:flex;flex-direction:column;gap:4px;padding:16px 18px;background:var(--bg-card);border:1px solid var(--border);transition:border-color .15s,background .15s}
.tool-card:hover{border-color:var(--accent-border);background:var(--bg-card-hover)}
.tool-card .tc-name{display:flex;align-items:center;gap:8px;font-size:15px;font-weight:700;color:var(--text);padding-right:24px}
.tool-card .tc-name .material-symbols-outlined{font-size:18px;color:var(--accent-hover)}
.tool-card p{font-size:13px;color:var(--muted);line-height:1.5}
.tool-cta-row{display:flex;gap:12px;flex-wrap:wrap;margin:18px 0 6px}

/* ── Dynamic content pages (blog, docs, knowledge base) ──────────────────────── */
/* Post cards: flush full-bleed feature image on top (whole image, no crop), padded body below.
   Scoped to .card-post so the static-page .card (contact/compare/index) keeps its own padding. */
.card-post{padding:0;overflow:hidden;display:flex;flex-direction:column}
img.card-cover{display:block;width:100%;aspect-ratio:1200/630;object-fit:cover;background:var(--bg-subtle);border:0;border-bottom:1px solid var(--border);margin:0}
.card-post .card-body{padding:22px;display:flex;flex-direction:column;flex:1}
.card-post .card-body h3{margin-top:0}
.card-meta{font-size:12px;font-weight:600;letter-spacing:.02em;color:var(--faint);margin-bottom:8px}
.cat-nav{display:flex;flex-wrap:wrap;gap:8px}
.cat-nav a{padding:7px 14px;font-size:14px;font-weight:600;color:var(--muted);background:var(--bg-card);border:1px solid var(--border);transition:color .15s,border-color .15s}
.cat-nav a:hover{color:var(--text);border-color:var(--border-hover)}
.cat-nav a.on{background:var(--accent);border-color:var(--accent);color:#fff}
.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin:34px 0 0;padding-top:22px;border-top:1px solid var(--border)}
.tag-row a{font-size:12.5px;font-weight:600;color:var(--muted);background:var(--bg-card);border:1px solid var(--border);border-radius:0;padding:4px 12px;text-decoration:none;transition:color .15s,border-color .15s}
.tag-row a::before{content:"#";opacity:.5;margin-right:1px}
.tag-row a:hover{color:var(--text);border-color:var(--accent-border)}
.doc-sec{margin-bottom:34px}
.doc-sec h2{font-size:19px;font-weight:800;padding-bottom:10px;border-bottom:1px solid var(--border);margin-bottom:16px;scroll-margin-top:86px}
.doc-list{list-style:none;display:grid;grid-template-columns:repeat(2,1fr);gap:8px}
@media(max-width:620px){.doc-list{grid-template-columns:1fr}}
.doc-list a{display:flex;align-items:center;gap:8px;padding:12px 14px;background:var(--bg-card);border:1px solid var(--border);font-size:14px;font-weight:600;color:var(--text);transition:border-color .15s,background .15s,color .15s}
.doc-list a:hover{border-color:var(--accent-border);background:var(--bg-card-hover);color:var(--accent-hover)}
.doc-list .material-symbols-outlined{color:var(--accent-hover)}
.article pre.code{background:#0f1b29;color:#e6edf3;padding:16px 18px;overflow:auto;font-size:13px;line-height:1.6;border:1px solid var(--border);margin:18px 0}
.article pre.code code{background:none;border:0;padding:0;color:inherit;font-size:inherit}

/* Per-tool explainer + FAQ rendered below each tool (build/content/faq/<slug>.json) */
.tool-explainer{margin-top:48px;padding-top:32px;border-top:1px solid var(--border)}
.te-prose{font-size:16px;line-height:1.7;color:var(--text)}
.te-prose h2{font-size:22px;margin:28px 0 12px}
.te-prose h3{font-size:18px;margin:22px 0 8px}
.te-prose p{margin:0 0 14px}
.te-prose ul,.te-prose ol{margin:0 0 14px;padding-left:22px}
.te-prose li{margin:6px 0}
.te-prose code{background:#eef2f7;padding:1px 6px;border-radius:0;font-size:14px}
.te-prose a{color:var(--accent-hover)}
.te-faq{margin-top:36px}
.te-faq h2{font-size:22px;margin:0 0 14px}
.te-q{border:1px solid var(--border);border-radius:0;margin:10px 0;background:#fff;overflow:hidden}
.te-q summary{cursor:pointer;padding:16px 18px;font-weight:600;font-size:16px;list-style:none;position:relative;padding-right:46px}
.te-q summary::-webkit-details-marker{display:none}
.te-q summary::after{content:"";position:absolute;right:18px;top:42%;width:8px;height:8px;border-right:2px solid var(--faint);border-bottom:2px solid var(--faint);transform:translateY(-50%) rotate(45deg);transition:transform .15s}
.te-q[open] summary::after{transform:translateY(-25%) rotate(-135deg)}
.te-q .te-a{padding:0 18px 16px;color:var(--muted);line-height:1.7;font-size:15px}
.te-q .te-a p{margin:0 0 12px}
.te-q .te-a p:last-child{margin-bottom:0}
.te-q .te-a code{background:#eef2f7;padding:1px 6px;border-radius:0;font-size:13.5px}

/* Glossary hub */
.gloss-az{display:flex;flex-wrap:wrap;gap:6px;margin:8px 0 32px}
.gloss-az a{display:inline-flex;align-items:center;justify-content:center;min-width:34px;height:34px;padding:0 8px;border:1px solid var(--border);border-radius:0;font-weight:600;font-size:14px;color:var(--text);background:var(--bg-card)}
.gloss-az a:hover{border-color:var(--accent-border);color:var(--accent-hover)}
.gloss-group{margin:0 0 28px}
.gloss-group h2{font-size:20px;margin:0 0 12px;padding-bottom:6px;border-bottom:1px solid var(--border);scroll-margin-top:90px}
.gloss-list{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
@media(max-width:680px){.gloss-list{grid-template-columns:1fr}}
.gloss-item{display:block;padding:14px 16px;border:1px solid var(--border);border-radius:0;background:#fff;transition:border-color .15s,background .15s}
.gloss-item:hover{border-color:var(--accent-border);background:var(--bg-card-hover)}
.gi-term{display:block;font-weight:700;font-size:15px;color:var(--text)}
.gi-short{display:block;margin-top:3px;font-size:13.5px;color:var(--muted);line-height:1.5}

/* E-E-A-T review byline on editorial pages — a compact trust chip */
.page-meta{display:flex;align-items:center;gap:9px;width:fit-content;max-width:100%;margin:32px 0 0;padding:9px 14px;background:var(--bg-subtle);border:1px solid var(--border);border-left:3px solid var(--accent);border-radius:var(--radius);font-size:13px;color:var(--muted);line-height:1.45}
.page-meta .material-symbols-outlined{color:var(--accent);flex-shrink:0}

/* Contact form */
.contact-form{max-width:560px;margin:26px 0 0}
.contact-form .field{margin-bottom:16px}
.contact-form label{display:block;font-weight:600;font-size:14px;margin-bottom:6px}
.contact-form input[type=text],.contact-form input[type=email],.contact-form textarea{width:100%;padding:11px 13px;border:1px solid var(--border);border-radius:0;font:inherit;font-size:15px;background:#fff;color:var(--text)}
.contact-form input:focus,.contact-form textarea:focus{outline:2px solid var(--accent-border);outline-offset:1px;border-color:var(--accent-border)}
.contact-form textarea{resize:vertical;min-height:120px}
.cf-req{color:#b42318}
.cf-opt{color:var(--faint);font-weight:400}
.cf-privacy{margin-top:14px;font-size:13px;color:var(--faint)}
.cf-hp{position:absolute;left:-9999px;width:1px;height:1px;overflow:hidden}
.cf-done{padding:18px 20px;border:1px solid #b7e4c7;background:#eafaf0;border-radius:0}
.cf-done strong{font-size:16px}
.cf-done p{margin:7px 0 0;color:var(--muted)}
.cf-done a{color:var(--accent-hover)}
.mf-check{display:flex;gap:10px;align-items:flex-start;margin:4px 0 4px;font-size:14px;line-height:1.5;color:var(--muted);cursor:pointer}
.mf-check input{margin-top:3px;flex:none;width:16px;height:16px;accent-color:var(--accent-hover)}

/* ═══════════════════════════════════════════════════════════════════════════
   PREMIUM POLISH LAYER (audit 2026-06-22, benchmarked vs easydmarc.com).
   Additive override layer: depth, elevation, hierarchy + restrained motion
   across all 116 pages. Keeps the light teal identity. Reduced-motion guard
   above neutralises the transitions/animations for users who opt out.
   ═══════════════════════════════════════════════════════════════════════════ */
:root{
  --shadow-sm:0 1px 2px rgba(20,40,68,.06),0 1px 3px rgba(20,40,68,.05);
  --shadow-md:0 4px 12px rgba(20,40,68,.07),0 2px 6px rgba(20,40,68,.05);
  --shadow-lg:0 14px 36px rgba(20,40,68,.10),0 5px 12px rgba(20,40,68,.06);
  --shadow-accent:0 6px 18px rgba(14,147,132,.20);
  --ease:cubic-bezier(.22,.61,.36,1);--t-fast:.14s;--t-med:.22s;
  --radius:0;--radius-sm:0;
}
/* Squared/enterprise look: corners stay sharp everywhere (no rounding). Zero out the
   few base elements that shipped with a stray radius so the whole site is consistent. */
.skip-link,.te-q,.gloss-item,.gloss-az a,.contact-form input,.contact-form textarea,.te-prose code,.te-q .te-a code,.cf-done,.chip,.badge,.save,.ribbon,.ico,.hero-products .hp,.checkrows,.scan-gauge{border-radius:0}
/* buttons: depth + hover-lift + press */
.btn{transition:background var(--t-fast),color var(--t-fast),box-shadow var(--t-med),transform var(--t-fast)}
.btn-primary{box-shadow:var(--shadow-accent)}
.btn-primary:hover{background:var(--accent-hover);box-shadow:0 10px 26px rgba(14,147,132,.28);transform:translateY(-1px)}
.btn:active{transform:translateY(0) scale(.985)}
.btn-outline:hover{box-shadow:var(--shadow-sm);background:var(--accent-muted)}
/* cards: resting elevation + hover-lift */
.card,.feat,.price,.tool-card,.specs .s,.toc{box-shadow:var(--shadow-sm)}
.card,.feat,.tool-card{transition:border-color var(--t-fast),background var(--t-fast),box-shadow var(--t-med),transform var(--t-med)}
a.card:hover,a.feat:hover,.tool-card:hover,.doc-list a:hover,.gloss-item:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}
.price.reco{box-shadow:var(--shadow-lg)}
details{transition:border-color var(--t-fast),box-shadow var(--t-med),background var(--t-fast)}
details:hover{border-color:var(--border-hover)}
details[open]{border-color:var(--accent-border);box-shadow:var(--shadow-sm)}
/* hero: layered gradient depth + abstract dot-pattern overlay (digital motif) */
.hero::before{background:radial-gradient(ellipse 72% 52% at 50% -12%,rgba(14,147,132,.16),transparent 62%),radial-gradient(circle 520px at 86% 4%,rgba(14,147,132,.06),transparent 70%),linear-gradient(180deg,#ffffff 0%,var(--bg) 64%)}
/* Animated hero vector: embedded via <object> so the SVG's CSS animations actually
   run (a CSS background-image never animates). Sits behind the hero content. */
.hero-art{position:absolute;inset:0;width:100%;height:100%;border:0;z-index:0;pointer-events:none}
.hero .wrap{position:relative;z-index:1}
.scan-form{box-shadow:0 1px 2px rgba(20,40,68,.06),0 14px 34px rgba(20,40,68,.10)}
/* stronger type hierarchy */
h1{font-size:clamp(38px,6.2vw,60px)}
.hero p.sub{font-size:19px;line-height:1.55}
.stat .k{font-size:clamp(30px,4vw,40px);letter-spacing:-.02em;line-height:1.05}
.stat .v{font-size:14px;font-weight:500}
section{padding:clamp(72px,9vw,104px) 0}
/* sections separated by tone, not hard borders */
.band{border-top:0;border-bottom:0;box-shadow:inset 0 1px 0 rgba(20,40,68,.04),inset 0 -1px 0 rgba(20,40,68,.04)}
/* result centerpiece: home verdict + tool vcard */
.verdict{box-shadow:var(--shadow-lg);padding:28px;border-top:3px solid var(--accent)}
.verdict h3{font-size:22px}
.vcard{box-shadow:var(--shadow-sm);animation:de-rise .28s var(--ease)}
.tool-form{box-shadow:var(--shadow-sm);transition:border-color var(--t-fast),box-shadow var(--t-med)}
.tool-form:hover{border-color:var(--border-hover)}
.tool-form:focus-within{border-color:var(--accent);box-shadow:0 8px 30px rgba(14,147,132,.14)}
/* per-check status rows primitive (tools can opt into via .checkrows) */
.checkrows{display:flex;flex-direction:column;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;margin:14px 0}
.checkrow-i{display:flex;align-items:center;gap:12px;padding:13px 16px;background:var(--bg-card);font-size:14px}
.checkrow-i+.checkrow-i{border-top:1px solid var(--border)}
.checkrow-i .material-symbols-outlined{font-size:20px;flex-shrink:0}
.checkrow-i .ck-name{font-weight:600;color:var(--text)}
.checkrow-i .ck-val{margin-left:auto;color:var(--muted)}
.checkrow-i.good .material-symbols-outlined{color:var(--green-fg)}
.checkrow-i.warn .material-symbols-outlined{color:var(--amber-fg)}
.checkrow-i.bad .material-symbols-outlined{color:var(--red-fg)}
.checkrow-i.und .material-symbols-outlined{color:var(--faint)}
/* tools-index cards: arrow affordance */
.tool-card{position:relative}
.tool-card::after{content:"arrow_forward";font-family:'Material Symbols Outlined';position:absolute;top:16px;right:16px;font-size:18px;color:var(--border-hover);transition:color var(--t-fast),transform var(--t-fast)}
.tool-card:hover::after{color:var(--accent-hover);transform:translate(2px,-1px)}
/* content/tool page-hero gradient depth */
.page-hero{position:relative;overflow:hidden;background:linear-gradient(180deg,var(--bg-subtle),transparent 70%)}
.page-hero::before{content:"";position:absolute;inset:0;z-index:0;background:radial-gradient(ellipse 70% 60% at 18% -20%,rgba(14,147,132,.09),transparent 70%);pointer-events:none}
.page-hero .wrap{position:relative;z-index:1}
/* comparison-table status colors + winner column */
.tbl tr:nth-child(even) td:not([class]){background:var(--bg-card-hover)}
.tbl td.is-yes{color:var(--green-fg);background:var(--green-bg);font-weight:600}
.tbl td.is-no{color:var(--red-fg);background:var(--red-bg);font-weight:600}
.tbl td.is-part{color:var(--amber-fg);background:var(--amber-bg);font-weight:600}
.tbl td.is-yes::before,.tbl td.is-no::before,.tbl td.is-part::before{font-family:'Material Symbols Outlined';font-size:16px;vertical-align:-3px;margin-right:7px}
.tbl td.is-yes::before{content:"check_circle"}
.tbl td.is-no::before{content:"cancel"}
.tbl td.is-part::before{content:"change_circle"}
.tbl th.col-win{background:var(--accent);color:#fff}
.tbl td.col-win{background:var(--accent-muted);border-left:2px solid var(--accent);border-right:2px solid var(--accent)}
/* callouts: severity icon */
.callout{position:relative;padding-left:50px;border-radius:0 var(--radius) var(--radius) 0;box-shadow:var(--shadow-sm)}
.callout::before{content:"info";font-family:'Material Symbols Outlined';position:absolute;left:16px;top:17px;font-size:20px;color:var(--accent)}
.callout.warn::before{content:"warning";color:var(--amber-fg)}
.callout.danger::before{content:"gpp_bad";color:var(--red-fg)}
.callout.ok::before{content:"verified";color:var(--green-fg)}
/* faq + inputs */
summary{font-size:16px}
.field input:focus,.field select:focus,.field textarea:focus,.contact-form input:focus,.contact-form textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-muted)}
.contact-form input,.contact-form textarea{transition:border-color var(--t-fast),box-shadow var(--t-fast)}
.mf-check{padding:14px 16px;background:var(--accent-muted);border:1px solid var(--accent-border);border-radius:var(--radius);transition:border-color var(--t-fast)}
.mf-check:hover{border-color:var(--accent-hover)}
.cf-done{box-shadow:var(--shadow-md)}
.cf-done::before{content:"check_circle";font-family:'Material Symbols Outlined';font-size:28px;color:var(--green-fg);display:block;margin-bottom:8px}
/* editorial polish (CSS-only) */
.crumbs span:last-child{color:var(--text);font-weight:600}
.gloss-az{position:sticky;top:64px;z-index:5;background:var(--bg);padding:12px 0 14px;margin:0 0 24px;box-shadow:0 8px 12px -10px rgba(20,40,68,.18)}
.article h2:target,.article h3:target,.gloss-group h2:target{background:var(--accent-muted);box-shadow:-10px 0 0 var(--accent-muted),10px 0 0 var(--accent-muted);border-radius:0}
.page-meta strong{color:var(--text)}
/* micro-interactions */
nav.main a{position:relative}
nav.main a::after{content:"";position:absolute;left:0;bottom:-7px;height:2px;width:0;background:var(--accent);transition:width var(--t-med) var(--ease)}
nav.main a:hover::after{width:100%}
.card .more{transition:gap var(--t-fast)}
a.card:hover .more{gap:8px}
.copy-btn{transition:color var(--t-fast),background var(--t-fast)}
.copy-btn:hover{background:var(--accent-muted)}
.copy-btn.ok{background:var(--green-bg)}
/* homepage: announce bar, social-proof band, testimonial */
.announce{background:var(--text);color:#fff;font-size:13px;text-align:center;padding:9px 16px}
.announce a{color:#fff;font-weight:700;text-decoration:underline;text-underline-offset:2px}
.announce a:hover{color:#bfeee7}
.proof .stats{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;text-align:center}
.proof .stats .n{font-size:clamp(30px,4.5vw,44px);font-weight:800;color:var(--accent);letter-spacing:-.02em;line-height:1.05}
.proof .stats .l{font-size:14px;color:var(--muted);margin-top:10px;line-height:1.45}
@media(max-width:620px){.proof .stats{grid-template-columns:1fr;gap:28px}}
.proof .badges{display:flex;flex-wrap:wrap;gap:12px 26px;align-items:center;justify-content:center;margin-top:36px;font-size:13px;color:var(--muted)}
.proof .badges .b{display:inline-flex;align-items:center;gap:8px}
.proof .badges .material-symbols-outlined{font-size:18px;color:var(--accent-hover)}
.quote{padding:28px;background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm)}
.quote .q{font-size:18px;line-height:1.55;color:var(--text)}
.quote .by{display:flex;align-items:center;gap:12px;margin-top:18px}
.quote .by b{display:block;font-size:14px;color:var(--text)}
.quote .by span{font-size:13px;color:var(--muted)}

/* ── refinements 2026-06-22b ─────────────────────────────────────────────── */
/* The scan/tool input lives inside a form that glows on :focus-within, so the input's
   own focus box is redundant + ugly — drop it (the glowing form is the WCAG indicator). */
.scan-form input:focus,.scan-form input:focus-visible,.tool-form .tool-input:focus,.tool-input:focus,.tool-input:focus-visible{outline:none;box-shadow:none}
/* Dynamic: hero content rises in on load; sections fade in on scroll via .reveal. */
@keyframes de-fade-up{from{opacity:0;transform:translateY(14px)}to{opacity:1;transform:none}}
.hero .wrap>*{animation:de-fade-up .5s var(--ease) both}
.hero .badge{animation-delay:.02s}.hero h1{animation-delay:.08s}.hero p.sub{animation-delay:.16s}
.hero .scanner{animation-delay:.24s}.hero .hero-products{animation-delay:.32s}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .5s var(--ease),transform .5s var(--ease)}
.reveal.in{opacity:1;transform:none}
.hero-products .hp{transition:border-color var(--t-fast),background var(--t-fast),color var(--t-fast),transform var(--t-fast),box-shadow var(--t-fast)}
.hero-products .hp:hover{transform:translateY(-2px);box-shadow:var(--shadow-sm)}
/* full-scan result card: DMARC · SPF · DKIM · MTA-STS · BIMI */
.scan-result{margin-top:16px;text-align:left;border:1px solid var(--border);background:var(--bg-card);box-shadow:var(--shadow-lg);animation:de-rise .3s var(--ease);overflow:hidden}
.scan-result .sr-banner{display:flex;align-items:center;gap:14px;padding:13px 10px;border-top:3px solid currentColor}
.scan-result.good .sr-banner{background:var(--green-bg);color:var(--green-fg);border-top-color:var(--green-fg)}
.scan-result.warn .sr-banner{background:var(--amber-bg);color:var(--amber-fg);border-top-color:var(--amber-fg)}
.scan-result.bad .sr-banner{background:var(--red-bg);color:var(--red-fg);border-top-color:var(--red-fg)}
.scan-result .sr-banner .material-symbols-outlined{font-size:30px;flex-shrink:0}
.scan-result .sr-htxt{flex:1;min-width:0}
.scan-result .sr-risk{font-size:12px;font-weight:700;letter-spacing:.05em;text-transform:uppercase}
.scan-result .sr-head{font-size:18px;font-weight:800;color:var(--text);line-height:1.2;margin-top:2px}
.scan-result .sr-score{flex-shrink:0;display:flex;flex-direction:column;align-items:center;justify-content:center;width:62px;height:62px;border:3px solid currentColor;font-size:22px;font-weight:800;line-height:1}
.scan-result .sr-score small{font-size:10px;font-weight:600;opacity:.7}
.scan-result .sr-body{padding:14px 10px}
.scan-result .sr-sum{font-size:13.5px;color:var(--muted);line-height:1.5;margin-bottom:11px}
.scan-result .sr-sum strong{color:var(--text)}
.scan-gauge{height:7px;background:var(--bg-subtle);overflow:hidden;margin:0 0 12px}
.scan-gauge>i{display:block;height:100%;transition:width .7s var(--ease)}
.scan-gauge>i.good{background:var(--green-fg)}.scan-gauge>i.warn{background:var(--amber-fg)}.scan-gauge>i.bad{background:var(--red-fg)}
/* check tally summary */
.sr-tally{display:flex;gap:16px;flex-wrap:wrap;font-size:13px;margin:0 0 12px;padding-bottom:11px;border-bottom:1px solid var(--border)}
.sr-tally span{display:inline-flex;align-items:baseline;gap:5px;color:var(--muted)}
.sr-tally b{font-size:16px;font-weight:800}
.sr-tally .t-good b{color:var(--green-fg)}
.sr-tally .t-warn b{color:var(--amber-fg)}
.sr-tally .t-bad b{color:var(--red-fg)}
/* grouped, expandable checks */
.sr-group+.sr-group{margin-top:12px}
.sr-group-t{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.06em;color:var(--faint);margin-bottom:6px}
.sr-checks{display:flex;flex-direction:column;border:1px solid var(--border)}
.sr-check{font-size:14px;padding:2px}
.sr-check+.sr-check{border-top:1px solid var(--border)}
.sr-check>summary{display:flex;align-items:center;gap:12px;padding:9px 14px;cursor:pointer;list-style:none;-webkit-user-select:none;user-select:none}
.sr-check>summary::-webkit-details-marker{display:none}
.sr-check>summary::marker{content:""}
.sr-check>summary:hover{background:var(--bg-subtle)}
.sr-check .ck-ic{font-size:20px;flex-shrink:0}
.sr-check .ck-name{font-weight:700;color:var(--text);min-width:76px;flex-shrink:0}
.sr-check .ck-detail{color:var(--muted);flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.sr-check .ck-badge{font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;padding:2px 8px;border:1px solid currentColor;flex-shrink:0;line-height:1.5}
.sr-check .ck-chev{font-size:20px;color:var(--faint);transition:transform .2s var(--ease);flex-shrink:0}
.sr-check[open]>summary .ck-chev{transform:rotate(180deg)}
.sr-check.good .ck-ic,.sr-check.good .ck-badge{color:var(--green-fg)}
.sr-check.warn .ck-ic,.sr-check.warn .ck-badge{color:var(--amber-fg)}
.sr-check.bad .ck-ic,.sr-check.bad .ck-badge{color:var(--red-fg)}
.sr-check.und .ck-ic,.sr-check.und .ck-badge{color:var(--faint)}
.ck-body{padding:0 14px 11px 44px}
.ck-rec-label{display:block;font-size:11px;font-weight:700;text-transform:uppercase;letter-spacing:.04em;color:var(--faint);margin-bottom:4px}
.ck-rec code{display:block;background:var(--bg-subtle);border:1px solid var(--border);padding:7px 10px;font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:12px;line-height:1.55;color:var(--text);white-space:pre-wrap;word-break:break-word;overflow-wrap:anywhere}
.ck-rec-empty{font-size:13px;color:var(--muted);font-style:italic}
.ck-info{font-size:12.5px;color:var(--muted);line-height:1.5;margin:7px 0 0}
/* recommended next steps */
.sr-recs{margin-top:13px;border:1px solid var(--border);background:var(--bg-subtle);padding:12px 15px}
.sr-recs-t{display:flex;align-items:center;gap:8px;font-weight:800;color:var(--text);font-size:14px;margin-bottom:8px}
.sr-recs-t .material-symbols-outlined{font-size:20px;color:var(--accent)}
.sr-recs ol{margin:0;padding-left:20px}
.sr-recs li{font-size:13px;color:var(--muted);line-height:1.55}
.sr-recs li+li{margin-top:5px}
@media(max-width:560px){.sr-check .ck-badge{display:none}.sr-check>summary{align-items:flex-start;gap:10px}.sr-check .ck-name{min-width:64px;flex-shrink:0}.sr-check .ck-detail{white-space:normal;overflow:visible;text-overflow:clip}.ck-body{padding-left:16px}}
.scan-result .sr-cta{display:inline-flex;align-items:center;gap:8px;margin-top:14px;padding:11px 16px;background:var(--accent);color:#fff;font-weight:700;font-size:14px;border:0;cursor:pointer;font-family:inherit;box-shadow:var(--shadow-accent);transition:background var(--t-fast),transform var(--t-fast)}
.scan-result .sr-cta:hover{background:var(--accent-hover);transform:translateY(-1px)}
.scan-result .sr-cta:disabled{opacity:.6;cursor:default;transform:none}
/* two-button CTA row */
.sr-cta-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}
.sr-cta-row .sr-cta{margin-top:0}
.scan-result .sr-cta-ghost{background:transparent;color:var(--accent);border:1px solid var(--accent);box-shadow:none}
.scan-result .sr-cta-ghost:hover{background:var(--bg-subtle);color:var(--accent)}
/* inline "email me the report" capture form */
.sr-report-form{margin-top:12px;border:1px solid var(--border);background:var(--bg-subtle);padding:12px 14px}
.sr-report-form[hidden]{display:none}
.sr-report-intro{font-size:12.5px;color:var(--muted);line-height:1.5;margin:0 0 10px}
.sr-report-row{display:flex;gap:8px;flex-wrap:wrap}
.sr-report-input{flex:1;min-width:180px;padding:10px 12px;border:1px solid var(--border);background:var(--bg-card);font-size:14px;color:var(--text);font-family:inherit}
.sr-report-input:focus{outline:2px solid var(--accent);outline-offset:-1px}
.sr-report-send{flex-shrink:0;padding:10px 18px;background:var(--accent);color:#fff;font-weight:700;font-size:14px;border:0;cursor:pointer;font-family:inherit;transition:background var(--t-fast)}
.sr-report-send:hover{background:var(--accent-hover)}
.sr-report-send:disabled{opacity:.6;cursor:default}
.sr-report-hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;opacity:0}
.sr-report-msg{font-size:13px;margin-top:8px;color:var(--muted);line-height:1.5}
.sr-report-msg.err{color:var(--red-fg)}
.sr-report-msg:empty{display:none}
.sr-report-ok{display:flex;align-items:center;gap:8px;font-size:13.5px;color:var(--green-fg);font-weight:600;margin:0;line-height:1.45}
.sr-report-ok .material-symbols-outlined{font-size:20px;flex-shrink:0}
#sr-report-ts{margin-top:10px}
#sr-report-ts:empty{margin-top:0}
@media(max-width:560px){.sr-cta-row .sr-cta{width:100%;justify-content:center}.sr-report-send{width:100%}}

/* Doc/article GFM tables (rendered by md() in content.ts). */
.table-wrap{overflow-x:auto;margin:0 0 20px;-webkit-overflow-scrolling:touch}
.doc-table{border-collapse:collapse;width:100%;font-size:14.5px;line-height:1.5}
.doc-table th,.doc-table td{border:1px solid var(--border);padding:9px 13px;text-align:left;vertical-align:top}
.doc-table th{background:var(--bg-subtle);font-weight:600;color:var(--text)}
.doc-table td{color:var(--muted)}
.doc-table tr:nth-child(2n) td{background:var(--bg-subtle)}