/* ============================================================
   MicroTools — design tokens + components
   Tokens per ux-ui skill: max 5 core colors, system font stack,
   1.25 type scale, 4px spacing scale.
   ============================================================ */
:root{
  --brand:#16a34a;
  --brand-dark:#15803d;
  --ink:#1a1a1a;
  --muted:#5b6470;
  --line:#e5e8ee;
  --bg:#ffffff;
  --surface:#f7f9fc;
  --success:#178a4c;
  --warn:#b7791f;
  --danger:#c0392b;
  --radius:8px;
  --radius-lg:14px;
  --shadow:0 1px 3px rgba(0,0,0,.08);
  --shadow-lg:0 8px 24px rgba(0,0,0,.12);
  --font:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
  --maxw:1120px;
}

*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{animation:none!important;transition:none!important}}
body{
  margin:0;font-family:var(--font);font-size:16px;line-height:1.6;color:var(--ink);background:var(--bg);
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3,h4{line-height:1.2;letter-spacing:-0.01em;margin:1.5em 0 .6em}
h1{font-size:31px;margin-top:0}
h2{font-size:25px}h3{font-size:20px}h4{font-size:16px}
@media(min-width:768px){h1{font-size:39px}h2{font-size:31px}h3{font-size:25px}}
p{margin:0 0 1em}
a{color:var(--brand-dark)}
a:hover{color:var(--brand)}
img{max-width:100%;height:auto}
table{width:100%;border-collapse:collapse;margin:1.5em 0;font-size:15px}
caption{text-align:left;font-weight:600;margin-bottom:.5em}
th,td{border:1px solid var(--line);padding:10px 12px;text-align:left;vertical-align:top}
th{background:var(--surface);font-weight:600}
tbody tr:nth-child(even){background:#fbfcfe}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 20px}
section.block{padding:48px 0}
@media(min-width:768px){section.block{padding:64px 0}}

/* Skip link */
.skip{position:absolute;left:-9999px;top:0;background:var(--ink);color:#fff;padding:10px 16px;z-index:100;border-radius:0 0 var(--radius) 0}
.skip:focus{left:0;color:#fff}

/* Focus visibility */
:focus-visible{outline:3px solid var(--brand);outline-offset:2px;border-radius:4px}

/* ---------- Header / nav ---------- */
.site-header{position:sticky;top:0;z-index:50;background:#fff;border-bottom:1px solid var(--line)}
.nav{display:flex;align-items:center;justify-content:space-between;min-height:64px;gap:16px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;font-size:20px;color:var(--ink);text-decoration:none}
.brand img{width:32px;height:32px;display:block}
.nav-links{display:none;list-style:none;margin:0;padding:0;gap:4px}
.nav-links a{display:block;padding:10px 12px;text-decoration:none;color:var(--ink);border-radius:var(--radius);font-size:15px}
.nav-links a:hover{background:var(--surface);color:var(--brand-dark)}
.nav-toggle{display:inline-flex;align-items:center;justify-content:center;min-width:48px;min-height:48px;background:none;border:1px solid var(--line);border-radius:var(--radius);cursor:pointer}
.nav-toggle svg{width:24px;height:24px}
@media(min-width:1024px){
  .nav-links{display:flex}
  .nav-toggle{display:none}
}
.nav-links.open{display:block;position:absolute;top:64px;left:0;right:0;background:#fff;border-bottom:1px solid var(--line);padding:8px 20px 16px;box-shadow:var(--shadow-lg)}
.nav-links.open a{padding:12px}

/* ---------- Hero ---------- */
.hero{background:var(--surface);border-bottom:1px solid var(--line);padding:48px 0}
@media(min-width:768px){.hero{padding:64px 0}}
.hero h1{max-width:20ch}
@media(min-width:900px){.hero h1{max-width:26ch}}
.hero .sub{font-size:18px;color:var(--muted);max-width:60ch}
.eyebrow{display:inline-block;font-size:13px;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--brand-dark);background:#e8f7ee;border-radius:999px;padding:6px 14px;margin:0 0 16px}
.hero-grid{display:grid;grid-template-columns:1fr;gap:32px;align-items:center}
@media(min-width:900px){.hero-grid{grid-template-columns:1.05fr .95fr;gap:48px}}
.hero-media img{border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);width:100%;height:auto;aspect-ratio:3/2;object-fit:cover}
.trust{list-style:none;display:flex;flex-wrap:wrap;gap:8px 24px;margin:24px 0 0;padding:0;color:var(--muted);font-size:15px}
.trust strong{color:var(--ink)}
.btn-lg{min-height:56px;padding:14px 32px;font-size:18px}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:12px 24px;border-radius:var(--radius);font-weight:600;font-size:16px;text-decoration:none;cursor:pointer;border:1px solid transparent}
.btn-primary{background:var(--brand);color:#fff}
.btn-primary:hover{background:var(--brand-dark);color:#fff}
.btn-secondary{background:#fff;border-color:var(--line);color:var(--ink)}
.btn-secondary:hover{border-color:var(--brand);color:var(--brand-dark)}

/* ---------- Cards ---------- */
.cards{display:grid;grid-template-columns:1fr;gap:20px;margin:32px 0}
@media(min-width:640px){.cards{grid-template-columns:repeat(2,1fr)}}
@media(min-width:960px){.cards{grid-template-columns:repeat(3,1fr)}}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;display:flex;flex-direction:column;box-shadow:var(--shadow);position:relative}
.card h3{margin:0 0 8px;font-size:20px}
.card p{color:var(--muted);font-size:15px;flex:1}
.card .card-link{font-weight:600;text-decoration:none}
.card .card-link::after{content:"";position:absolute;inset:0;border-radius:var(--radius-lg)}
.card .card-icon{width:44px;height:44px;border-radius:12px;background:#e8f7ee;display:flex;align-items:center;justify-content:center;margin-bottom:16px}
.card .card-icon svg{width:24px;height:24px;stroke:var(--brand-dark)}
.card .card-emoji{font-size:26px;background:linear-gradient(135deg,#e8f7ee,#d3f0dd)}

/* ---------- Calculator ---------- */
.calc{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow);margin:24px 0}
@media(min-width:768px){.calc{padding:32px}}
.calc fieldset{border:1px solid var(--line);border-radius:var(--radius);padding:16px;margin:0 0 20px}
.calc legend{font-weight:600;padding:0 8px}
.field{margin-bottom:16px}
.field label{display:block;font-weight:600;margin-bottom:6px}
.field .hint{font-size:13px;color:var(--muted);font-weight:400}
input[type="number"],input[type="text"],input[type="email"],input[type="password"],input[type="url"],select,textarea{
  width:100%;min-height:48px;padding:10px 12px;font-size:16px;font-family:var(--font);
  border:1px solid var(--line);border-radius:var(--radius);background:#fff;color:var(--ink)
}
textarea{min-height:140px;resize:vertical}
input:focus,select:focus,textarea:focus{border-color:var(--brand);outline:3px solid rgba(22,163,74,.25)}
.field-row{display:grid;grid-template-columns:1fr;gap:16px}
@media(min-width:640px){.field-row{grid-template-columns:1fr 1fr}}
.radio-row{display:flex;gap:16px;flex-wrap:wrap}
.radio-row label{display:inline-flex;align-items:center;gap:8px;font-weight:400;min-height:48px;cursor:pointer}
.radio-row input{width:20px;height:20px;accent-color:var(--brand)}
.field-error{color:var(--danger);font-size:14px;margin-top:6px;display:flex;gap:6px;align-items:flex-start}
.field-error::before{content:"!";display:inline-flex;align-items:center;justify-content:center;width:18px;height:18px;flex:none;border-radius:50%;background:var(--danger);color:#fff;font-size:12px;font-weight:700}
input[aria-invalid="true"],select[aria-invalid="true"]{border-color:var(--danger)}

.result{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;margin-top:24px;min-height:120px}
.result h2{margin-top:0;font-size:22px}
.result-big{font-size:39px;font-weight:700;color:var(--brand-dark);line-height:1.1;margin:8px 0}
.result-rows{list-style:none;margin:16px 0 0;padding:0}
.result-rows li{display:flex;justify-content:space-between;gap:16px;padding:10px 0;border-top:1px solid var(--line);font-size:15px}
.result-rows li span:first-child{color:var(--muted)}
.result-rows li strong{font-weight:600}
.result-note{font-size:14px;color:var(--muted);margin-top:12px}

/* Affiliate disclosure + ad slots */
.affiliate-block{margin-top:20px;border-top:1px dashed var(--line);padding-top:16px}
.disclosure{font-size:13px;color:var(--muted);background:#fffbe8;border:1px solid #f0dfa8;border-radius:var(--radius);padding:8px 12px;margin-bottom:12px}
.ad-slot{margin:24px 0;min-height:90px;display:flex;align-items:center;justify-content:center;background:var(--surface);border:1px dashed var(--line);border-radius:var(--radius);color:var(--muted);font-size:13px}

/* ---------- FAQ accordion ---------- */
.faq details{border:1px solid var(--line);border-radius:var(--radius);margin-bottom:12px;background:#fff}
.faq summary{cursor:pointer;padding:16px 20px;font-weight:600;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px;min-height:48px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";font-size:22px;color:var(--brand-dark);flex:none;transition:transform .2s}
.faq details[open] summary::after{transform:rotate(45deg)}
.faq .faq-a{padding:0 20px 20px;color:var(--ink)}

/* ---------- How-to steps ---------- */
.howto ol{counter-reset:step;margin:1.5em 0;padding:0;list-style:none}
.howto li{counter-increment:step;position:relative;padding:0 0 20px 56px}
.howto li::before{content:counter(step);position:absolute;left:0;top:0;width:40px;height:40px;border-radius:50%;background:#e8f7ee;color:var(--brand-dark);font-weight:700;display:flex;align-items:center;justify-content:center}

/* ---------- Disclaimer / notices ---------- */
.disclaimer{background:#fff8e6;border:1px solid #f0dfa8;border-left:4px solid var(--warn);border-radius:var(--radius);padding:16px 20px;margin:32px 0;font-size:15px}
.disclaimer strong{display:block;margin-bottom:4px}
.updated{font-size:14px;color:var(--muted);margin:8px 0 0}
.answer-first{font-size:18px;background:var(--surface);border-left:4px solid var(--brand);padding:16px 20px;border-radius:0 var(--radius) var(--radius) 0;margin:20px 0 32px}

/* ---------- Breadcrumbs ---------- */
.crumbs{font-size:14px;color:var(--muted);margin:0 0 8px;padding:0;list-style:none;display:flex;gap:8px;flex-wrap:wrap}
.crumbs li::after{content:"/";margin-left:8px;color:var(--line)}
.crumbs li:last-child::after{content:""}
.crumbs a{color:var(--muted);text-decoration:none}
.crumbs a:hover{color:var(--brand-dark)}

/* ---------- Related tools ---------- */
.related{margin:40px 0 0}
.related ul{list-style:none;margin:16px 0;padding:0;display:grid;gap:12px}
@media(min-width:640px){.related ul{grid-template-columns:repeat(3,1fr)}}
.related a{display:block;border:1px solid var(--line);border-radius:var(--radius);padding:16px;text-decoration:none;color:var(--ink);font-weight:600}
.related a:hover{border-color:var(--brand);color:var(--brand-dark)}
.related a small{display:block;font-weight:400;color:var(--muted);margin-top:4px}

/* ---------- Footer ---------- */
.site-footer{background:#0f172a;color:#cbd5e1;margin-top:64px;position:relative}
.site-footer::before{content:"";display:block;height:4px;background:linear-gradient(90deg,#15803d,#4ade80,#15803d)}
.site-footer a{color:#cbd5e1}
.site-footer a:hover{color:#fff}
.footer-grid{display:grid;grid-template-columns:1fr;gap:36px;padding:52px 0 36px}
@media(min-width:768px){.footer-grid{grid-template-columns:1.05fr 1.75fr 1fr}}
.footer-logo{display:inline-flex;align-items:center;gap:10px;color:#fff;font-weight:700;font-size:20px;text-decoration:none;margin-bottom:4px}
.footer-logo:hover{color:#fff}
.footer-logo svg{flex:none}
.footer-badges{list-style:none;display:flex;flex-wrap:wrap;gap:8px;margin:16px 0 0;padding:0}
.footer-badges li{font-size:13px;font-weight:600;color:#a7f3d0;background:rgba(34,197,94,.12);border:1px solid rgba(34,197,94,.28);border-radius:999px;padding:5px 13px;white-space:nowrap}
.footer-col h3{color:#fff;font-size:15px;margin:0 0 4px;letter-spacing:.04em;text-transform:uppercase}
.footer-col h3::after{content:"";display:block;width:30px;height:3px;background:var(--brand);border-radius:2px;margin-top:9px}
.footer-h3--gap{margin-top:28px!important}
.footer-links{list-style:none;margin:14px 0 0;padding:0}
.footer-links--2col{columns:2;column-gap:28px}
@media(max-width:480px){.footer-links--2col{columns:1}}
.footer-links li{margin-bottom:2px;break-inside:avoid}
.footer-links a{display:inline-flex;align-items:center;gap:9px;min-height:44px;line-height:1.45;padding:9px 4px;font-size:15px;text-decoration:none;border-radius:6px;transition:transform .15s ease,color .15s ease}
.footer-links a:hover{transform:translateX(3px)}
.footer-links .fi{font-size:17px;flex:none;filter:saturate(1.1)}
.footer-brand p{font-size:14px;color:#94a3b8;max-width:34ch}
.footer-bottom{border-top:1px solid #1e293b;padding:22px 0;font-size:13px;color:#94a3b8}
.footer-bottom-inner{display:flex;justify-content:space-between;align-items:center;gap:12px;flex-wrap:wrap}
.footer-note{font-style:italic}
.to-top{color:#cbd5e1;text-decoration:none;font-weight:600;white-space:nowrap}
.to-top:hover{color:#4ade80}

/* ---------- Cookie consent banner ---------- */
.consent{position:fixed;left:16px;right:16px;bottom:16px;z-index:90;background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:20px;max-width:520px}
@media(min-width:640px){.consent{left:auto;right:24px;bottom:24px}}
.consent h2{font-size:17px;margin:0 0 8px}
.consent p{font-size:14px;color:var(--muted);margin:0 0 12px}
.consent p a{color:var(--brand-dark)}
.consent .consent-btns{display:flex;gap:12px;flex-wrap:wrap}
.consent .btn{min-height:44px;padding:10px 18px;font-size:15px}

/* ---------- Forms (contact, admin) ---------- */
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;box-shadow:var(--shadow);max-width:720px;margin:24px 0}
.notice{border-radius:var(--radius);padding:12px 16px;margin:0 0 20px;font-size:15px}
.notice-error{background:#fdecec;border:1px solid #f5c6c6;color:#8f1f1f}
.notice-success{background:#e9f7ef;border:1px solid #bfe6cf;color:#14532d}
.notice-info{background:#eef4ff;border:1px solid #c9dcff;color:#1e3a8a}

/* ---------- Admin ---------- */
.admin-body{background:var(--surface)}
.admin-shell{max-width:var(--maxw);margin:0 auto;padding:24px 20px}
.admin-top{background:#0f172a;color:#fff}
.admin-top .wrap{display:flex;align-items:center;justify-content:space-between;min-height:60px}
.admin-top a{color:#cbd5e1;text-decoration:none;font-size:14px}
.admin-top a:hover{color:#fff}
.admin-brand{font-weight:700;color:#fff!important;font-size:18px}
.admin-nav{display:flex;gap:4px;flex-wrap:wrap;background:#fff;border-bottom:1px solid var(--line);padding:8px 20px}
.admin-nav a{padding:10px 14px;text-decoration:none;color:var(--ink);border-radius:var(--radius);font-size:15px;font-weight:500}
.admin-nav a:hover{background:var(--surface)}
.admin-nav a.active{background:#e8f7ee;color:var(--brand-dark)}
.admin-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:24px;margin-bottom:24px;box-shadow:var(--shadow)}
.admin-card h2{margin-top:0;font-size:22px}
table.admin-table{font-size:14px}
.admin-table th{white-space:nowrap}
.badge{display:inline-block;padding:4px 12px;border-radius:999px;font-size:12px;font-weight:600}
.badge-published{background:#e9f7ef;color:#14532d}
.badge-draft{background:#f1f5f9;color:#475569}
.chart{display:flex;align-items:flex-end;gap:6px;height:180px;padding:16px 0 8px;border-bottom:1px solid var(--line)}
.chart .bar{flex:1;background:var(--brand);border-radius:4px 4px 0 0;min-height:4px;position:relative}
.chart .bar:hover{background:var(--brand-dark)}
.chart-labels{display:flex;gap:6px;font-size:11px;color:var(--muted)}
.chart-labels span{flex:1;text-align:center;white-space:nowrap;overflow:hidden}
.stat-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:24px}
@media(min-width:768px){.stat-grid{grid-template-columns:repeat(4,1fr)}}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);padding:20px}
.stat .num{font-size:31px;font-weight:700;color:var(--brand-dark)}
.stat .lbl{font-size:13px;color:var(--muted)}
.inline-form{display:inline}
.btn-small{min-height:40px;padding:8px 16px;font-size:14px}
.login-card{max-width:440px;margin:64px auto}

/* Installer */
.install-steps{list-style:none;display:flex;gap:8px;padding:0;margin:0 0 32px;flex-wrap:wrap}
.install-steps li{padding:8px 16px;border-radius:999px;background:var(--surface);border:1px solid var(--line);font-size:14px}
.install-steps li.done{background:#e9f7ef;border-color:#bfe6cf;color:#14532d}
.install-steps li.now{background:var(--brand);border-color:var(--brand);color:#fff;font-weight:600}
.check-list{list-style:none;padding:0;margin:0 0 24px}
.check-list li{padding:10px 0;border-bottom:1px solid var(--line);display:flex;gap:10px;align-items:center}
.check-list .ok{color:var(--success);font-weight:700}
.check-list .bad{color:var(--danger);font-weight:700}
.strength{height:8px;border-radius:4px;background:var(--line);margin-top:8px;overflow:hidden}
.strength > div{height:100%;width:0;background:var(--danger);transition:width .2s}

/* Hardening pass: tap targets ≥44px, 16px inputs, visible focus everywhere.
   NOTE: never use a fixed 44px line-height on links — wrapped multi-line
   titles get huge gaps between lines. Use padding for the tap target. */
.site-footer a{display:inline-block;min-height:44px;line-height:1.5;padding:12px 4px}
.admin-table td a,.admin-table td button{display:inline-block;min-height:44px;line-height:1.4;padding:10px 12px}
.crumbs a{display:inline-block;min-height:44px;line-height:1.5;padding:12px 4px}
button,a{font-size:inherit}
select,input[type="checkbox"],input[type="radio"]{font-size:16px}

/* Print-friendly calculator results */
@media print {
  .site-header, .site-footer, .consent, .share-block, .newsletter-block,
  .ad-slot, .affiliate-block, .hero, nav.crumbs { display: none !important; }
  body { font-size: 12pt; color: #000; }
  .result { border: 2px solid #000; page-break-inside: avoid; }
  a { color: #000; text-decoration: none; }
  a[href^="http"]:after { content: " (" attr(href) ")"; font-size: 10pt; }
}

/* Share block */
.share-block { display: flex; gap: 12px; align-items: center; margin: 24px 0; padding: 12px 0; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.share-block span { font-weight: 600; }
.share-block a { display: inline-block; min-height: 44px; line-height: 1.5; padding: 12px; border: 1px solid var(--line); border-radius: 6px; text-decoration: none; }

/* Newsletter block */
.newsletter-block { padding: 24px 0; border-top: 1px solid var(--line); margin-top: 24px; }
.newsletter-block h3 { margin-top: 0; }

/* Answer-first paragraph (AEO) */
.answer-first { font-size: 1.1em; background: var(--surface); border-left: 4px solid var(--brand); padding: 12px 16px; border-radius: 0 6px 6px 0; }