/* Guida Vetroom — stile coerente con il sito e con l'app */
:root{
  --teal:#0f766e; --teal2:#115e59; --tealsoft:#f0fdfa; --orange:#f97316; --orangesoft:#ffedd5;
  --navy:#0f172a; --ink:#111827; --muted:#4b5563; --border:#e5e7eb; --bg:#f3f4f6; --radius:16px; --max:1080px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:ui-sans-serif,system-ui,-apple-system,"Segoe UI",Roboto,Arial,"Noto Sans",sans-serif;color:var(--ink);line-height:1.65;
  background:radial-gradient(900px 520px at 85% -5%,rgba(15,118,110,.10),transparent 60%),radial-gradient(700px 420px at 0% 10%,rgba(249,115,22,.06),transparent 60%),var(--bg)}
a{color:var(--teal2)}
a:hover{color:var(--teal)}
img{max-width:100%;height:auto}
.container{max-width:var(--max);margin:0 auto;padding:0 20px}
:focus-visible{outline:none;box-shadow:0 0 0 4px rgba(15,118,110,.28);border-radius:8px}
.skip{position:absolute;left:-999px}
.skip:focus{left:12px;top:12px;z-index:100;background:#fff;padding:8px 12px;border-radius:10px}

/* Intestazione verde petrolio, come nel gestionale */
.site-header{position:sticky;top:0;z-index:50;background:var(--teal);box-shadow:0 2px 10px rgba(15,23,42,.12)}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:10px 0}
.brand img{height:34px;width:auto;display:block}
.nav{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.nav a{color:#ecfeff;font-weight:700;font-size:14px;padding:8px 10px;border-radius:12px;text-decoration:none}
.nav a:hover{background:rgba(255,255,255,.12)}
.nav a.cta{background:#ecfeff;color:var(--teal)}

/* Contenuto */
.page{padding:26px 0 40px}
.crumbs{font-size:13px;color:var(--muted);margin:0 0 14px}
.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:#9ca3af}
.crumbs a{color:var(--muted)}
.article{background:#fff;border:1px solid var(--border);border-radius:22px;padding:34px 38px;box-shadow:0 1px 3px rgba(15,23,42,.06)}
.article h1{font-size:clamp(1.7rem,3.2vw,2.35rem);line-height:1.18;color:var(--navy);margin:0 0 12px;letter-spacing:-.01em}
.lead{font-size:1.14rem;color:#374151;margin:0 0 12px}
.meta{font-size:13px;color:#6b7280;margin:0 0 20px}
.toc{background:var(--tealsoft);border:1px solid #ccfbf1;border-radius:14px;padding:14px 18px;margin:0 0 26px}
.toc strong{display:block;margin-bottom:4px;color:var(--teal2)}
.toc ol{margin:0;padding-left:20px}
.article h2{font-size:1.45rem;color:var(--navy);margin:34px 0 10px;line-height:1.25;scroll-margin-top:80px}
.article h3{font-size:1.1rem;color:var(--navy);margin:22px 0 6px}
.article p,.article li{font-size:1.02rem}
.steps{counter-reset:s;list-style:none;padding:0;margin:12px 0}
.steps li{counter-increment:s;position:relative;padding:4px 0 10px 44px}
.steps li::before{content:counter(s);position:absolute;left:0;top:2px;width:30px;height:30px;border-radius:50%;background:var(--orange);color:#fff;font-weight:800;display:grid;place-items:center;font-size:15px}
.tip{border-left:4px solid var(--teal);background:#f8fafc;border-radius:0 12px 12px 0;padding:12px 16px;margin:16px 0}
.tip strong{color:var(--teal2)}
.warn{border-left-color:var(--orange);background:#fff7ed}
.shot{margin:18px 0 24px}
.shot img{display:block;border-radius:14px;border:1px solid var(--border);box-shadow:0 10px 30px rgba(15,23,42,.10);background:#fff}
.shot.narrow img{max-width:min(420px,100%);margin:0 auto}
.shot.mid img{max-width:min(680px,100%);margin:0 auto}
.shot.phone-shot img{max-width:min(300px,100%);margin:0 auto;border-radius:26px}
.shot figcaption{font-size:13px;color:#6b7280;text-align:center;margin-top:8px}
.benefits{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px;margin:14px 0}
.benefits div{border:1px solid var(--border);border-radius:14px;padding:14px;background:#fafbfc}
.benefits strong{display:block;color:var(--navy);font-size:1.05rem;margin-bottom:4px}
.faq details{border:1px solid var(--border);border-radius:12px;padding:12px 16px;margin:8px 0;background:#fff}
.faq summary{cursor:pointer;font-weight:700;color:var(--navy)}
.faq details p{margin:8px 0 0}
.cta-box{margin:32px 0 0;padding:22px 24px;border-radius:18px;background:linear-gradient(135deg,var(--teal),var(--teal2));color:#ecfeff;display:flex;gap:16px;align-items:center;justify-content:space-between;flex-wrap:wrap}
.cta-box strong{font-size:1.2rem;color:#fff;display:block}
.cta-box span{opacity:.9}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:10px 18px;border-radius:14px;font-weight:800;text-decoration:none;border:1px solid var(--border);background:#fff;color:var(--ink)}
.btn.light{background:#ecfeff;color:var(--teal2);border:0}
.btn.primary{background:var(--teal);color:#fff;border:0}
.related{margin-top:30px}
.related h2{font-size:1.2rem}
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:12px}
.card{display:block;border:1px solid var(--border);border-radius:16px;padding:16px;background:#fff;text-decoration:none;color:var(--ink);transition:transform .12s,box-shadow .12s}
.card:hover{transform:translateY(-2px);box-shadow:0 10px 26px rgba(15,23,42,.08);color:var(--ink)}
.card strong{display:block;color:var(--navy);margin-bottom:4px;line-height:1.3}
.card span{display:block;color:var(--muted);font-size:.93rem;line-height:1.5}
.card .time{display:inline-block;margin-top:8px;font-size:12px;color:var(--teal2);font-weight:700}

/* Pagina indice della guida */
.hub-hero{padding:34px 0 10px}
.hub-hero h1{font-size:clamp(1.9rem,4vw,2.7rem);line-height:1.12;color:var(--navy);margin:0 0 10px}
.hub-hero p{font-size:1.15rem;color:#374151;max-width:760px;margin:0}
.search{margin:20px 0 6px;max-width:560px;position:relative}
.search input{width:100%;font:inherit;font-size:1.02rem;padding:13px 16px 13px 44px;border-radius:14px;border:1px solid var(--border);background:#fff}
.search svg{position:absolute;left:14px;top:50%;transform:translateY(-50%);color:var(--teal)}
.chapter{margin:28px 0}
.chapter h2{font-size:1.35rem;color:var(--navy);margin:0 0 4px}
.chapter>p{margin:0 0 12px;color:var(--muted)}
.noresults{display:none;color:var(--muted)}

/* Piè di pagina */
.site-footer{background:var(--navy);color:#cbd5e1;padding:40px 0 22px;margin-top:30px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.4fr .8fr .8fr;gap:28px}
.footer-grid img{height:34px;width:auto}
.footer-col{display:flex;flex-direction:column;gap:7px}
.footer-col h4{margin:0 0 4px;color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.08em}
.footer-col a{color:#e5e7eb;text-decoration:none}
.footer-col a:hover{color:#99f6e4;text-decoration:underline}
.footer-bottom{margin-top:26px;padding-top:14px;border-top:1px solid rgba(255,255,255,.12);font-size:13px;color:#94a3b8}

@media (max-width:760px){
  .article{padding:22px 18px;border-radius:18px}
  .benefits{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-grid .fine{grid-column:1/-1}
  .nav a.hide-sm{display:none}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.card{transition:none}}
/* tabelle e riquadri dei dati chiave (guide fiscali) */
.table-wrap{overflow-x:auto;margin:14px 0 20px}
.data-table{width:100%;border-collapse:collapse;font-size:15px;background:#fff;border:1px solid var(--border);border-radius:12px;overflow:hidden}
.data-table th{background:#f0fdfa;text-align:left;padding:10px 12px;font-size:13px;color:#0f5f58;border-bottom:1px solid var(--border)}
.data-table td{padding:10px 12px;border-bottom:1px solid var(--border);vertical-align:top}
.data-table tr:last-child td{border-bottom:0}
.facts{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:10px;margin:16px 0 22px}
.facts div{background:#f8fafc;border:1px solid var(--border);border-radius:12px;padding:12px 14px}
.facts b{display:block;font-size:18px;color:#0f172a}
.facts span{font-size:14px;color:#475569}
.checklist{list-style:none;padding:0;margin:12px 0}
.checklist li{position:relative;padding:4px 0 8px 30px}
.checklist li::before{content:"✓";position:absolute;left:4px;top:3px;color:#0f766e;font-weight:800}