/* Reverse Username Search — design system v2 (mobile-first) */
:root{
  --navy-950:#061a33;--navy-900:#0a2648;--navy-800:#0b3a6b;--brand:#0d5089;--blue:#1e73be;--blue-600:#1863a6;
  --sky-100:#dbeafa;--sky-50:#eef5fc;--bg:#f5f8fc;--card:#fff;
  --ink:#0f1e33;--text:#2b3a50;--muted:#5d6c81;--line:#e2e9f2;--line-2:#cfdbe8;
  --green:#178a4a;--green-600:#127a40;--green-50:#e6f5ec;
  --amber:#a86207;--amber-50:#fff4e0;--gray-50:#f1f4f8;
  --cta:#2f8f3a;--cta-600:#267a30;
  --radius:14px;--radius-sm:10px;--shadow:0 1px 2px rgba(10,38,72,.06),0 8px 24px rgba(10,38,72,.08);
  --font:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --wrap:1120px;--read:760px;
}
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:76px}
body{margin:0;font-family:var(--font);font-size:17px;line-height:1.7;color:var(--text);background:var(--bg);overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue-600);text-underline-offset:3px}
a:hover{color:var(--brand)}
h1,h2,h3,h4{color:var(--ink);line-height:1.25;letter-spacing:-.015em;margin:0 0 .6em}
h1{font-size:clamp(30px,6vw,48px);letter-spacing:-.025em}
h2{font-size:clamp(23px,3.6vw,31px)}
h3{font-size:clamp(18px,2.4vw,21px)}
p{margin:0 0 1.1em}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 16px}
.sr-only{position:absolute!important;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip{position:absolute;left:-999px;top:8px;background:#fff;color:var(--ink);padding:8px 12px;border-radius:8px;z-index:100}
.skip:focus{left:8px}
:focus-visible{outline:3px solid #7cb7f0;outline-offset:2px}

/* ---------- Header ---------- */
.site-header{position:sticky;top:0;z-index:40;background:var(--navy-900);color:#fff;border-bottom:1px solid rgba(255,255,255,.08)}
.site-header .wrap{display:flex;align-items:center;justify-content:space-between;min-height:60px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;color:#fff;text-decoration:none;font-weight:750;font-size:17px;letter-spacing:-.01em;white-space:nowrap}
.brand:hover{color:#fff}
.brand-mark{width:32px;height:32px;flex:none}
.nav-toggle{display:inline-flex;align-items:center;justify-content:center;width:44px;height:44px;border:0;border-radius:10px;background:rgba(255,255,255,.08);color:#fff;cursor:pointer}
.nav-toggle svg{width:22px;height:22px}
.main-nav{display:none}
.main-nav.open{display:flex;position:absolute;left:0;right:0;top:60px;flex-direction:column;background:var(--navy-900);padding:8px 16px 16px;border-bottom:1px solid rgba(255,255,255,.1);box-shadow:0 12px 24px rgba(0,0,0,.25)}
.main-nav a{color:#dbe8f7;text-decoration:none;font-weight:600;font-size:16px;padding:12px 4px;border-radius:8px}
.main-nav a:hover,.main-nav a[aria-current="page"]{color:#fff}
.main-nav .nav-cta{background:var(--blue);color:#fff;padding:10px 16px;text-align:center;margin-top:6px}
@media(min-width:860px){
  .nav-toggle{display:none}
  .main-nav,.main-nav.open{display:flex;position:static;flex-direction:row;align-items:center;gap:6px;padding:0;background:none;box-shadow:none;border:0}
  .main-nav a{padding:8px 12px;font-size:15px}
  .main-nav .nav-cta{margin:0 0 0 6px;padding:8px 16px}
}

/* ---------- Hero + tool ---------- */
.hero{background:radial-gradient(1200px 500px at 50% -10%,#14569a 0%,var(--navy-900) 55%,var(--navy-950) 100%);color:#d4e3f5;padding:28px 0 0}
.hero-head{text-align:center;max-width:820px;margin:0 auto}
.eyebrow{display:inline-flex;align-items:center;gap:8px;font-size:13px;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:#9cc7f2;margin-bottom:10px}
.eyebrow .dot{width:8px;height:8px;border-radius:50%;background:#4ade80;box-shadow:0 0 0 4px rgba(74,222,128,.18)}
.hero h1{color:#fff;margin-bottom:8px}
.hero .lead{font-size:clamp(17px,2.4vw,21px);font-weight:600;color:#e6effa;margin:0 auto 18px;line-height:1.45}
.tool{position:relative;background:var(--card);border-radius:18px 18px 0 0;box-shadow:0 -1px 0 rgba(255,255,255,.06),0 24px 60px rgba(3,15,32,.35);padding:16px;margin-top:8px;color:var(--text)}
@media(min-width:720px){.tool{padding:24px 28px}}
.search-form{display:flex;flex-direction:column;gap:10px}
.search-field{position:relative;display:flex;align-items:center}
.search-field svg{position:absolute;left:16px;width:22px;height:22px;color:var(--muted);pointer-events:none}
.search-field input{width:100%;height:58px;border:2px solid var(--line-2);border-radius:12px;padding:0 44px 0 50px;font:inherit;font-size:18px;color:var(--ink);background:#fff;transition:border-color .15s,box-shadow .15s;-webkit-appearance:none;appearance:none}
.search-field input::placeholder{color:#8a97a9}
.search-field input:focus{outline:none;border-color:var(--blue);box-shadow:0 0 0 4px rgba(30,115,190,.15)}
.clear-btn{position:absolute;right:8px;width:36px;height:36px;border:0;border-radius:8px;background:transparent;color:var(--muted);font-size:22px;cursor:pointer;display:none}
.search-field.has-value .clear-btn{display:block}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;min-height:48px;padding:0 20px;border:0;border-radius:12px;font:inherit;font-weight:700;font-size:16px;text-decoration:none;cursor:pointer;transition:background .15s,transform .05s,box-shadow .15s;white-space:nowrap}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--blue);color:#fff}
.btn-primary:hover{background:var(--blue-600);color:#fff}
.btn-search{height:58px;font-size:18px;background:var(--brand)}
.btn-search:hover{background:var(--navy-800)}
.btn-cta{background:var(--cta);color:#fff}
.btn-cta:hover{background:var(--cta-600);color:#fff}
.btn-ghost{background:var(--sky-50);color:var(--brand)}
.btn-ghost:hover{background:var(--sky-100);color:var(--brand)}
.btn-sm{min-height:38px;padding:0 12px;font-size:14px;border-radius:9px}
.btn[disabled]{opacity:.6;cursor:wait}
@media(min-width:640px){.search-form{flex-direction:row}.search-field{flex:1}.btn-search{padding:0 30px}}
.tool-hints{display:flex;flex-wrap:wrap;gap:8px 16px;justify-content:center;margin:12px 0 0;padding:0;list-style:none;font-size:14px;color:var(--muted)}
.tool-hints li{display:flex;align-items:center;gap:6px}
.tool-hints svg{width:16px;height:16px;color:var(--green)}
.tool-intro{font-size:15px;color:var(--muted);text-align:center;margin:12px auto 0;max-width:820px;line-height:1.6}
.tool-intro strong{color:var(--text);font-weight:650}

/* Results */
.results{margin-top:18px}
.results[hidden]{display:none}
.summary{display:grid;gap:12px;padding:14px;border:1px solid var(--line);border-radius:var(--radius);background:var(--gray-50)}
.summary-top{display:flex;align-items:center;justify-content:space-between;gap:10px;flex-wrap:wrap}
.summary-user{font-weight:750;color:var(--ink);font-size:18px;word-break:break-all}
.summary-user small{display:block;font-weight:500;color:var(--muted);font-size:13px}
.share-btn{min-height:36px}
.progress{height:8px;border-radius:99px;background:#dde6f0;overflow:hidden}
.progress span{display:block;height:100%;width:0;background:linear-gradient(90deg,var(--blue),#3ba1ff);border-radius:inherit;transition:width .4s ease}
.progress.busy span{background-size:200% 100%;background-image:linear-gradient(90deg,var(--blue) 0%,#6cbcff 50%,var(--blue) 100%);animation:shimmer 1.2s linear infinite}
@keyframes shimmer{to{background-position:-200% 0}}
.counts{display:flex;flex-wrap:wrap;gap:8px}
.count-tab{display:inline-flex;align-items:center;gap:6px;min-height:36px;padding:0 12px;border-radius:99px;border:1px solid var(--line-2);background:#fff;color:var(--text);font:inherit;font-size:14px;font-weight:650;cursor:pointer}
.count-tab b{font-variant-numeric:tabular-nums}
.count-tab[aria-pressed="true"]{background:var(--ink);border-color:var(--ink);color:#fff}
.count-tab .sw{width:9px;height:9px;border-radius:50%}
.sw-found{background:var(--green)}.sw-nf{background:#9aa6b6}.sw-unk{background:#e0a03a}
.cats{display:flex;gap:8px;overflow-x:auto;padding:2px 2px 6px;margin:14px -2px 4px;scrollbar-width:thin}
.cat-chip{flex:none;min-height:36px;padding:0 13px;border-radius:99px;border:1px solid var(--line-2);background:#fff;font:inherit;font-size:14px;font-weight:600;color:var(--text);cursor:pointer}
.cat-chip[aria-pressed="true"]{background:var(--sky-50);border-color:var(--blue);color:var(--brand)}
.cat-chip span{color:var(--muted);font-weight:500}
.variations{font-size:14px;color:var(--muted);display:flex;flex-wrap:wrap;gap:6px;align-items:center}
.variations button{border:1px dashed var(--line-2);background:#fff;border-radius:8px;padding:4px 10px;font:inherit;font-size:14px;color:var(--brand);cursor:pointer}
.results-list{list-style:none;margin:12px 0 0;padding:0;display:grid;gap:10px}
.r{display:grid;grid-template-columns:44px 1fr auto;gap:4px 12px;align-items:center;padding:12px;border:1px solid var(--line);border-radius:var(--radius);background:#fff;animation:pop .25s ease both}
@keyframes pop{from{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}
.r-ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--sky-50);color:var(--brand);font-weight:800;font-size:17px}
.r-ico svg{width:22px;height:22px;fill:currentColor}
.r-main{min-width:0}
.r-name{font-weight:700;color:var(--ink);line-height:1.3}
.r-cat{display:block;font-size:13px;color:var(--muted);font-weight:500}
.pill{display:inline-flex;align-items:center;gap:6px;padding:4px 10px;border-radius:99px;font-size:13px;font-weight:750;letter-spacing:.01em;white-space:nowrap}
.pill-found{background:var(--green-50);color:var(--green-600)}
.pill-nf{background:var(--gray-50);color:#6b7789}
.pill-unk{background:var(--amber-50);color:var(--amber)}
.r-actions{grid-column:1/-1;display:grid;grid-template-columns:1fr 1fr;gap:8px;margin-top:10px}
.r-actions .r-report{grid-column:1/-1}
.r-link{display:block;width:100%;border:0;background:transparent;padding:2px 0 0;font:inherit;font-size:14px;color:var(--blue-600);text-overflow:ellipsis}
.r-link:focus{outline:none;background:var(--sky-50)}
.r--found{border-color:#bfe3cc;box-shadow:0 1px 0 #bfe3cc}
.r--found .r-ico{background:var(--green-50);color:var(--green-600)}
.r--nf{background:#fbfcfe}
.r--nf .r-ico{background:var(--gray-50);color:#8592a5}
.r--nf .r-name{color:#4b586b}
.r--unk .r-ico{background:#fff7ea;color:var(--amber)}
.r-note{grid-column:1/-1;font-size:13px;color:var(--muted);margin:6px 0 0;line-height:1.5}
.r-note a{font-weight:600}
@media(min-width:720px){
  .r{grid-template-columns:44px minmax(0,1fr) auto auto;padding:12px 14px}
  .r-actions{grid-column:auto;grid-row:1;grid-column-start:3;display:flex;margin:0}
  .r .pill{grid-column-start:4}
}
.scan-more{display:flex;flex-direction:column;gap:10px;margin:16px 0 4px}
.scan-more[hidden]{display:none}
@media(min-width:560px){.scan-more{flex-direction:row;justify-content:center}}
.results-message{margin:12px 0 0;text-align:center;color:var(--muted);font-size:15px}
.skeleton{height:68px;border-radius:var(--radius);background:linear-gradient(90deg,#eef2f7 0%,#f7f9fc 50%,#eef2f7 100%);background-size:200% 100%;animation:shimmer 1.2s linear infinite}

/* Person Report card (sponsored) */
.next-wrap{list-style:none}
.next-card{position:relative;margin:4px 0;border:1px solid #d5defc;background:radial-gradient(420px 180px at 100% 0%,rgba(139,92,246,.12),transparent 70%),radial-gradient(420px 200px at 0% 100%,rgba(37,99,216,.10),transparent 70%),linear-gradient(160deg,#f4f7ff 0%,#f7f4ff 100%);border-radius:18px;padding:14px;overflow:hidden;box-shadow:0 1px 0 #e3e9ff,0 10px 28px rgba(49,72,160,.08)}
.next-card__bar{display:flex;align-items:center;justify-content:space-between;gap:10px;background:rgba(255,255,255,.85);border:1px solid #e1e7fb;border-radius:12px;padding:8px 10px 8px 12px}
.next-card__title{display:flex;align-items:center;gap:8px;font-weight:750;color:var(--ink);font-size:15px}
.next-card__title svg{width:26px;height:26px;padding:5px;border-radius:8px;background:linear-gradient(135deg,#2563d8,#7c5cf0);color:#fff}
.next-badge{font-size:11px;font-weight:800;letter-spacing:.08em;color:#4b3bb5;background:#efeaff;border:1px solid #d9cffd;border-radius:99px;padding:3px 10px}
.next-card__body{text-align:center;padding:18px 6px 6px}
.next-card__body h3{font-size:clamp(19px,2.6vw,23px);margin:0 0 6px}
.next-card__body p{margin:0 auto 16px;max-width:560px;color:var(--text);font-size:15px;line-height:1.55}
.next-card__body p strong{color:var(--ink);overflow-wrap:anywhere}
.btn-people{display:inline-flex;align-items:center;justify-content:center;gap:10px;min-height:54px;padding:0 28px;border-radius:99px;font-weight:750;font-size:17px;color:#fff;text-decoration:none;background:linear-gradient(90deg,#1f3f8f,#2563d8);box-shadow:0 10px 24px rgba(37,99,216,.28);width:100%;max-width:420px}
.btn-people:hover{color:#fff;filter:brightness(1.06)}
.btn-people svg{width:18px;height:18px}
.next-card__foot{display:flex;justify-content:flex-end;align-items:center;margin-top:14px;font-size:12.5px}
.sponsored{font-weight:700;color:#5b5f86;display:inline-flex;align-items:center;gap:5px}
.sponsored svg{width:13px;height:13px}
.done-box{margin-top:16px}
.done-summary{text-align:center;margin:0 0 10px;color:var(--text)}

/* Sticky partner bar (sponsored) */
.sb{position:fixed;left:8px;right:8px;bottom:calc(10px + env(safe-area-inset-bottom));z-index:50;display:flex;align-items:center;gap:10px;padding:12px 10px 15px 14px;border-radius:16px;color:#fff;background:linear-gradient(120deg,#132f6b 0%,#2b3f9e 60%,#5b3fc4 100%);box-shadow:0 12px 30px rgba(20,30,90,.35);transform:translateY(160%);transition:transform .3s ease}
.sb[hidden]{display:none}
.sb.show{transform:none}
.sb-txt{flex:1;min-width:0;font-size:14.5px;line-height:1.3;margin:0}
.sb-txt b{overflow-wrap:anywhere}
.sb-go{display:inline-flex;align-items:center;gap:6px;min-height:42px;padding:0 16px;border-radius:99px;background:#fff;color:#1f3f8f;font-weight:800;font-size:15px;text-decoration:none;white-space:nowrap}
.sb-go:hover{color:#1f3f8f;background:#eef2ff}
.sb-go svg{width:16px;height:16px}
.sb-close{background:none;border:0;color:#c7d3f1;font-size:22px;width:30px;height:36px;padding:0;cursor:pointer;flex:none}
.sb-ad{position:absolute;bottom:3px;left:14px;font-size:8.5px;font-weight:600;letter-spacing:.04em;text-transform:uppercase;color:rgba(255,255,255,.55);display:inline-flex;align-items:center;gap:2px;line-height:1}
.sb-ad svg{width:8px;height:8px}
@media(min-width:900px){.sb{left:50%;right:auto;width:min(720px,calc(100% - 32px));transform:translate(-50%,160%)}.sb.show{transform:translate(-50%,0)}}


/* ---------- Page sections ---------- */
.page-nav{background:#fff;border-bottom:1px solid var(--line)}
.page-nav ul{display:flex;gap:6px;overflow-x:auto;list-style:none;margin:0;padding:10px 0;scrollbar-width:none}
.page-nav a{display:block;white-space:nowrap;padding:6px 12px;border-radius:99px;background:var(--gray-50);color:var(--text);text-decoration:none;font-size:14px;font-weight:600}
.page-nav a:hover{background:var(--sky-50);color:var(--brand)}
.section{padding:48px 0}
.section + .section{padding-top:8px}
.section-alt{background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.section-head{max-width:var(--read);margin:0 0 24px}
.section-head.center{text-align:center;margin-left:auto;margin-right:auto}
.kicker{display:block;font-size:13px;font-weight:750;letter-spacing:.07em;text-transform:uppercase;color:var(--blue);margin-bottom:6px}
.prose{max-width:var(--read)}
.prose.center{margin:0 auto}
.prose h3{margin-top:1.4em}
.grid{display:grid;gap:16px}
@media(min-width:720px){.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px}
.card h3{margin-top:0}
.card p:last-child{margin-bottom:0}
.card-ico{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;background:var(--sky-50);color:var(--brand);margin-bottom:14px}
.card-ico svg{width:22px;height:22px;fill:currentColor}
.card-ico.stroke svg{fill:none;stroke:currentColor;stroke-width:2;stroke-linecap:round;stroke-linejoin:round}
.platform-card h2{font-size:clamp(20px,2.6vw,24px);margin-top:0}
.platform-card .card-try{display:inline-flex;align-items:center;gap:6px;font-weight:700;text-decoration:none;margin-top:4px}
.steps{list-style:none;margin:0 0 28px;padding:0;display:grid;gap:12px;counter-reset:s}
@media(min-width:720px){.steps{grid-template-columns:repeat(3,1fr)}}
.steps li{counter-increment:s;position:relative;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px 18px 18px 64px;font-size:15px;line-height:1.55}
.steps li::before{content:counter(s);position:absolute;left:18px;top:16px;width:32px;height:32px;border-radius:50%;background:var(--brand);color:#fff;font-weight:800;display:grid;place-items:center}
.steps strong{display:block;color:var(--ink);font-size:16px;margin-bottom:2px}
.callout{border-left:4px solid var(--blue);background:var(--sky-50);padding:16px 18px;border-radius:0 var(--radius-sm) var(--radius-sm) 0;margin:0 0 1.1em}
.callout code,.mono{font-family:ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;font-size:.92em;background:#fff;border:1px solid var(--line);border-radius:6px;padding:1px 6px;word-break:break-all}
.feature-trio .card{text-align:left}
/* FAQ */
.faq{display:grid;gap:10px;max-width:var(--read)}
.faq details{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:0 18px}
.faq summary{cursor:pointer;list-style:none;padding:16px 28px 16px 0;font-weight:700;color:var(--ink);position:relative}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"";position:absolute;right:2px;top:50%;width:10px;height:10px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:translateY(-70%) rotate(45deg);transition:transform .2s}
.faq details[open] summary::after{transform:translateY(-30%) rotate(-135deg)}
.faq details p{margin:0 0 16px}

/* Guides */
.guide-grid{display:grid;gap:16px}
@media(min-width:640px){.guide-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(min-width:960px){.guide-grid{grid-template-columns:repeat(3,minmax(0,1fr))}}
.guide-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:box-shadow .2s,transform .2s}
.guide-card:hover{box-shadow:var(--shadow);transform:translateY(-2px)}
.guide-card a{text-decoration:none;color:inherit}
.guide-card img{width:100%;aspect-ratio:16/10;object-fit:cover;background:var(--sky-50)}
.guide-card h3{font-size:18px;margin:16px 18px 8px}
.guide-card p{font-size:15px;color:var(--muted);margin:0 18px 18px;line-height:1.55}

/* ---------- Article (guide) ---------- */
.crumbs{font-size:14px;color:var(--muted);padding:14px 0 0}
.crumbs ol{list-style:none;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:6px}
.crumbs li+li::before{content:"›";margin-right:6px;color:#9aa6b6}
.crumbs a{color:var(--muted);text-decoration:none}
.article-layout{max-width:820px;margin:0 auto;padding:4px 0 56px}
.article-layout > .crumbs{padding:14px 0 14px}
.article .inline-tool:last-child,.article > .inline-tool{margin-bottom:0}
.article{background:#fff;border:1px solid var(--line);border-radius:18px;padding:22px 18px;min-width:0}
@media(min-width:720px){.article{padding:40px 48px}}
.article h1{font-size:clamp(28px,4.6vw,42px);margin-bottom:12px}
.article h2{margin-top:1.8em;scroll-margin-top:80px}
.article h3{margin-top:1.5em;scroll-margin-top:80px}
.article figure{margin:24px 0}
.article figure img{border-radius:12px}
.article figcaption{font-size:14px;color:var(--muted);text-align:center;margin-top:8px}
.article ul,.article ol{padding-left:1.3em}
.article li{margin-bottom:.5em}
.article table{width:100%;border-collapse:collapse;display:block;overflow-x:auto;margin:20px 0;font-size:15px}
.article th,.article td{border:1px solid var(--line);padding:10px 12px;text-align:left}
.meta{display:flex;flex-wrap:wrap;align-items:center;gap:6px 14px;color:var(--muted);font-size:14px;margin-bottom:20px}
.meta a{color:var(--muted)}
.featured{margin:0 0 24px!important}
.toc{background:var(--gray-50);border:1px solid var(--line);border-radius:var(--radius);padding:4px 16px;margin:0 0 26px}
.toc summary{cursor:pointer;font-weight:750;color:var(--ink);padding:12px 0}
.toc ol{margin:0 0 14px;padding-left:1.2em;font-size:15px}
.toc li{margin:.35em 0}
.toc a{text-decoration:none}
.inline-tool{margin:30px 0;padding:20px;border-radius:var(--radius);background:linear-gradient(135deg,var(--navy-800),var(--navy-900));color:#d6e4f5}
.inline-tool h2,.inline-tool h3,.inline-tool .h{color:#fff;margin:0 0 6px;font-size:20px;font-weight:750;display:block}
.inline-tool p{margin:0 0 12px;font-size:15px}
.mini-form{display:flex;flex-direction:column;gap:8px}
.mini-form input{height:50px;border-radius:10px;border:0;padding:0 14px;font:inherit;font-size:17px;width:100%}
.mini-form .btn{min-height:50px}
@media(min-width:520px){.mini-form{flex-direction:row}.mini-form input{flex:1}}
.author-box{display:flex;gap:14px;align-items:flex-start;margin-top:36px;padding:18px;border-radius:var(--radius);background:var(--gray-50);border:1px solid var(--line);font-size:15px}
.author-box .av{flex:none;width:48px;height:48px;border-radius:50%;background:var(--brand);color:#fff;display:grid;place-items:center;font-weight:800}
.author-box p{margin:0}
.sidebar{display:grid;gap:18px;align-content:start}
@media(min-width:1024px){.sidebar .sticky{position:sticky;top:80px;display:grid;gap:18px}}
.side-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.side-card h2{font-size:17px;margin:0 0 10px}
.side-card ul{list-style:none;margin:0;padding:0;font-size:15px}
.side-card li{padding:8px 0;border-top:1px solid var(--line)}
.side-card li:first-child{border-top:0}
.side-card a{text-decoration:none;font-weight:600}
.side-tool{background:linear-gradient(160deg,var(--navy-800),var(--navy-900));color:#d6e4f5;border:0}
.side-tool h2{color:#fff}
.side-tool p{font-size:14px;margin:0 0 12px}
.side-tool .mini-form{flex-direction:column}
.related{padding:0 0 56px}

/* ---------- Footer ---------- */
.site-footer{background:var(--navy-950);color:#a9bcd3;padding:44px 0 calc(28px + env(safe-area-inset-bottom));font-size:15px}
.site-footer a{color:#d6e4f5;text-decoration:none}
.site-footer a:hover{color:#fff;text-decoration:underline}
.footer-grid{display:grid;gap:28px}
@media(min-width:760px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1fr}}
.footer-grid h2{font-size:14px;letter-spacing:.06em;text-transform:uppercase;color:#fff;margin:0 0 12px}
.footer-grid ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.footer-about p{margin:12px 0 0;font-size:14px;line-height:1.6}
.footer-legal{border-top:1px solid rgba(255,255,255,.1);margin-top:32px;padding-top:20px;font-size:13px;line-height:1.6;color:#8ea3bd}
.footer-legal p{margin:0 0 8px}

@media (prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}
@media print{.site-header,.sb,.site-footer,.page-nav{display:none}}
.h-title{font-size:clamp(23px,3.6vw,31px);font-weight:750;color:var(--ink);line-height:1.25;letter-spacing:-.015em;margin:0}
.feature-trio{margin-top:16px}
.more-link{margin:20px 0 0}
.side-tool .mini-form input{flex:none}
.btn-people{white-space:nowrap}@media(max-width:400px){.btn-people{font-size:16px;padding:0 18px;gap:8px}}
/* Archives, pager, 404 */
.archive-head{max-width:var(--read);margin:18px 0 26px}
.archive-head h1{margin-bottom:10px}
.archive-head p{color:var(--muted);margin:0}
.archive-head .vcard{display:none}
.pager{display:flex;flex-wrap:wrap;gap:8px;justify-content:center;margin:28px 0 8px}
.pager a,.pager span.page-numbers{display:inline-flex;align-items:center;min-height:42px;padding:0 16px;border-radius:10px;border:1px solid var(--line-2);background:#fff;text-decoration:none;font-weight:650;color:var(--text)}
.pager .current{background:var(--brand);border-color:var(--brand);color:#fff}
.notfound{max-width:640px;margin:0 auto;padding:56px 0;text-align:center}
.notfound .inline-tool{text-align:left}
.notfound .side-card{text-align:left}
.r--pinned{border-color:var(--blue);box-shadow:0 0 0 3px rgba(30,115,190,.12)}
.done-all{display:flex;margin:0 auto 14px}
.prose.wide{max-width:900px}
.prose .grid{margin:6px 0 18px}
.prose .card h3 .pill{font-size:14px}
.crumbs-hero{padding:0 0 10px}
.crumbs-hero a,.crumbs-hero li{color:#9cb8d8}
.section.lp{padding:44px 0}
/* Logo */
.brand-logo{display:block;height:32px;width:auto}
@media(min-width:860px){.brand-logo{height:40px}}
.site-footer .brand-logo{height:44px}
.definition{margin-bottom:24px}
.def-title{font-size:19px;margin:0 0 6px}
.definition p{margin:0}
/* Info boxes, stats, tables in landing pages */
.stats{display:grid;gap:12px;margin:18px 0}
@media(min-width:720px){.stats{grid-template-columns:repeat(3,1fr)}}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px}
.stat b{display:block;font-size:30px;line-height:1.1;color:var(--brand);letter-spacing:-.02em;margin-bottom:6px}
.stat span{font-size:14px;color:var(--muted);line-height:1.5;display:block}
.callout.tip{border-left-color:var(--green);background:var(--green-50)}
.prose table{width:100%;border-collapse:collapse;margin:16px 0 22px;font-size:15px;background:#fff;border-radius:12px;overflow:hidden;display:block;overflow-x:auto}
.prose th,.prose td{border-bottom:1px solid var(--line);padding:10px 14px;text-align:left;vertical-align:top}
.prose thead th{background:var(--gray-50);color:var(--ink);font-weight:700}
@media(min-width:720px){.prose table{display:table}}
.prose figure{margin:22px 0}
.prose figure img,.article figure img{border-radius:12px;border:1px solid var(--line);background:#fff;width:100%;height:auto}
.prose figcaption,.article figcaption{font-size:14px;color:var(--muted);text-align:center;margin-top:8px}
.guide-card img{height:auto}
/* v2.1 layout fixes */
.hero{padding:28px 0 36px}
.tool{border-radius:18px;box-shadow:0 24px 60px rgba(3,15,32,.35)}
@media(min-width:720px){.hero{padding-bottom:48px}}
.home .prose,.home .section-head{margin-left:auto;margin-right:auto}
.home .section-head{text-align:center}
.home .prose{max-width:860px}
.home .more-link{text-align:center}
.section .prose.wide{margin-left:auto;margin-right:auto}
.grid{align-items:stretch}
.card{display:flex;flex-direction:column}
.card .card-try{margin-top:auto;padding-top:10px}
.more-list{list-style:none;padding:0;margin:0 0 6px;display:grid;gap:8px}
.more-list a{display:block;padding:10px 14px;border-radius:10px;background:var(--sky-50);text-decoration:none;font-weight:650}
.more-list a:hover{background:var(--sky-100)}
.uc-list{display:grid;gap:16px}
.uc{display:grid;grid-template-columns:1fr;gap:4px}
.uc .card-ico{margin-bottom:10px}
@media(min-width:720px){.uc{grid-template-columns:52px minmax(0,1fr);gap:22px;padding:26px 30px}.uc .card-ico{margin:2px 0 0;width:52px;height:52px}}
.uc-body h3{margin-top:0}
.uc-body p:last-child{margin-bottom:0}
.feature-trio .card p:last-child{margin-bottom:0}
.home .faq{margin:0 auto}