/* 401(k) Decoded — Brass Vellum web v2 (sito, non landing) */
:root{
  --navy:#001D2C;--navy-mid:#1A2E40;--cream:#F5F1E6;--slate:#BFC9D4;--slate-med:#AAB4C3;
  --brass:#C9A227;--brass-light:#D4B84A;--scrim:rgba(0,18,28,.78);
  --fd:'Cinzel','Times New Roman',Georgia,serif;
  --fb:'Poppins',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --fm:'JetBrains Mono','Courier New',monospace;
}
*{box-sizing:border-box;margin:0;padding:0}
img{max-width:100%;height:auto}
html{scroll-behavior:smooth}
body{background:var(--navy);color:var(--cream);font-family:var(--fb);font-size:16px;line-height:1.7;-webkit-font-smoothing:antialiased}
.container{max-width:1140px;margin:0 auto;padding:0 32px}
.narrow{max-width:760px}

/* header */
header.site{padding:18px 0;border-bottom:1px solid rgba(201,162,39,.22);position:relative;z-index:5;background:var(--navy)}
.header-inner{display:flex;justify-content:space-between;align-items:center;gap:16px}
.logo-link{display:flex;align-items:center;gap:13px;text-decoration:none}
.logo-img{height:50px;width:50px;border-radius:50%;object-fit:cover;border:1px solid rgba(201,162,39,.5)}
.logo-word{font-family:var(--fd);font-weight:600;color:var(--brass);font-size:19px;letter-spacing:.5px}
nav.site{display:flex;gap:26px;flex-wrap:wrap}
nav.site a{color:var(--cream);text-decoration:none;font-family:var(--fm);font-size:11px;font-weight:500;letter-spacing:2.5px;text-transform:uppercase;transition:color .2s;padding:4px 0}
nav.site a:hover,nav.site a.active{color:var(--brass)}

/* HERO cinematica full-bleed */
.hero-cine{position:relative;overflow:hidden;border-bottom:1px solid rgba(201,162,39,.3)}
.hero-cine .bg{position:absolute;inset:0;background-image:url('/assets/hero_stamp.jpg');background-size:cover;background-position:center 30%}
.hero-cine .veil{position:absolute;inset:0;background:var(--scrim)}
.hero-cine .inner{position:relative;z-index:2;padding:110px 0 96px}
.eyebrow{font-family:var(--fm);color:var(--brass);font-size:11px;font-weight:500;letter-spacing:3.5px;margin-bottom:22px;text-transform:uppercase}
h1{font-family:var(--fd);font-size:clamp(30px,4.8vw,52px);font-weight:600;line-height:1.12;letter-spacing:-.5px;margin-bottom:22px;max-width:820px}
.hero-sub{font-size:clamp(15px,1.7vw,18px);color:var(--cream);opacity:.92;max-width:620px;margin-bottom:32px}
.btn{display:inline-block;padding:17px 30px;font-family:var(--fb);font-size:15px;font-weight:600;letter-spacing:.8px;background:var(--brass);color:var(--navy);border:none;border-radius:2px;text-decoration:none;text-transform:uppercase;transition:background .2s}
.btn:hover{background:var(--brass-light)}
.btn-outline{display:inline-block;padding:15px 26px;font-family:var(--fb);font-size:14px;font-weight:600;letter-spacing:.8px;color:var(--brass-light);background:rgba(0,18,28,.35);border:1.5px solid var(--brass);border-radius:2px;text-decoration:none;text-transform:uppercase;transition:all .2s}
.btn-outline:hover{background:var(--brass);color:var(--navy)}
.btn-row{display:flex;gap:16px;flex-wrap:wrap;align-items:center}
.trust-line{font-family:var(--fm);font-size:11px;letter-spacing:2px;color:var(--slate);text-transform:uppercase;margin-top:24px}

.brass-rule{height:1px;background:linear-gradient(90deg,transparent 0%,var(--brass) 50%,transparent 100%);border:none;max-width:1140px;margin:0 auto;opacity:.5}
section{padding:76px 0}
.section-head{display:flex;justify-content:space-between;align-items:baseline;gap:20px;margin-bottom:38px;flex-wrap:wrap}
.section-label{font-family:var(--fm);color:var(--brass);font-size:11px;font-weight:500;letter-spacing:3.5px;text-transform:uppercase}
.section-more{font-family:var(--fm);font-size:11px;letter-spacing:2px;color:var(--slate-med);text-decoration:none;text-transform:uppercase}
.section-more:hover{color:var(--brass)}
h2.sec{font-family:var(--fd);font-size:clamp(24px,3.4vw,36px);font-weight:600;line-height:1.2;margin-bottom:18px}

/* card guide (editoriali) */
.guide-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:26px}
.guide-card{display:block;border:1px solid rgba(201,162,39,.28);border-left:3px solid var(--brass);border-radius:2px;padding:28px 26px;text-decoration:none;background:var(--navy-mid);transition:transform .15s,border-color .2s}
.guide-card:hover{border-color:var(--brass);transform:translateY(-2px)}
.guide-kicker{font-family:var(--fm);font-size:10px;letter-spacing:2.5px;color:var(--brass);text-transform:uppercase;margin-bottom:13px}
.guide-title{font-family:var(--fd);font-size:21px;font-weight:600;color:var(--cream);line-height:1.3;margin-bottom:12px}
.guide-desc{font-size:14px;color:var(--slate);line-height:1.6;margin-bottom:14px}
.guide-read{font-family:var(--fm);font-size:10px;letter-spacing:2px;color:var(--brass-light);text-transform:uppercase}

/* hub argomenti */
.topics{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px}
.topic{display:block;text-decoration:none;border:1px solid rgba(201,162,39,.25);border-radius:2px;padding:22px;background:rgba(201,162,39,.04);transition:border-color .2s,background .2s}
.topic:hover{border-color:var(--brass);background:rgba(201,162,39,.09)}
.topic .t-num{font-family:var(--fd);font-size:30px;color:var(--brass);line-height:1;margin-bottom:10px}
.topic .t-name{font-family:var(--fd);font-size:17px;color:var(--cream);margin-bottom:6px}
.topic .t-tag{font-family:var(--fm);font-size:10px;letter-spacing:2px;color:var(--slate-med);text-transform:uppercase}

/* banda canale scura */
.band{background:var(--navy-mid);border-top:1px solid rgba(201,162,39,.25);border-bottom:1px solid rgba(201,162,39,.25)}
.band-grid{display:grid;grid-template-columns:1fr auto;gap:40px;align-items:center}

/* layout parallelo About: contenuto + colonna CTA sticky */
.method-grid{display:grid;grid-template-columns:1fr 300px;gap:56px;align-items:start}
.side-cta{position:sticky;top:28px;border:1.5px solid var(--brass);border-radius:2px;background:var(--navy-mid);padding:26px 24px}
.side-cta .sc-label{font-family:var(--fm);font-size:10px;letter-spacing:2.5px;color:var(--brass);text-transform:uppercase;margin-bottom:12px}
.side-cta .sc-title{font-family:var(--fd);font-size:20px;color:var(--cream);line-height:1.3;margin-bottom:14px}
.side-cta .sc-note{font-size:13px;color:var(--slate);line-height:1.6;margin-bottom:18px}
.side-cta .btn{display:block;text-align:center;padding:15px 18px;font-size:13px}
.side-cta .btn-outline{display:block;text-align:center;background:transparent;margin-top:12px;padding:13px 18px;font-size:12px}
.side-cta .sc-trust{font-family:var(--fm);font-size:9px;letter-spacing:1.8px;color:var(--slate-med);text-transform:uppercase;margin-top:16px;text-align:center;line-height:1.9}
/* mobile: la colonna diventa barra sticky in basso (parallelo anche su mobile) */
@media (max-width:900px){
  .method-grid{grid-template-columns:1fr;padding-bottom:84px}
  .side-cta{position:fixed;left:0;right:0;bottom:0;top:auto;z-index:60;display:flex;align-items:center;gap:14px;padding:12px 16px;border-left:0;border-right:0;border-bottom:0;border-radius:0;box-shadow:0 -8px 24px rgba(0,0,0,.45)}
  .side-cta .sc-label,.side-cta .sc-note,.side-cta .sc-trust,.side-cta .btn-outline{display:none}
  .side-cta .sc-title{font-size:14px;margin:0;flex:1;line-height:1.3}
  .side-cta .btn{margin:0;padding:12px 16px;font-size:12px;white-space:nowrap}
}

/* placca incorniciata larga (About) */
.plate-wide{border:1px solid var(--brass);padding:12px;background:var(--navy-mid);margin-top:56px}
.plate-wide img{width:100%;display:block}
.plate-caption{font-family:var(--fm);font-size:10px;letter-spacing:2px;color:var(--slate-med);text-transform:uppercase;text-align:center;padding:12px 6px 2px}

/* card regole (About, interattive) */
.rule-cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:22px;margin:40px 0 14px}
.rule-card{border:1px solid rgba(201,162,39,.28);border-top:3px solid var(--brass);border-radius:2px;background:var(--navy-mid);padding:26px 24px;transition:transform .18s,border-color .2s,box-shadow .2s}
.rule-card:hover{transform:translateY(-4px);border-color:var(--brass);box-shadow:0 16px 38px rgba(0,0,0,.4)}
.rule-num{font-family:var(--fd);font-size:15px;letter-spacing:2px;color:var(--brass);margin-bottom:12px}
.rule-title{font-family:var(--fd);font-size:19px;color:var(--cream);margin-bottom:10px;line-height:1.3}
.rule-text{font-size:14px;color:var(--slate);line-height:1.65}

/* fisarmoniche (About) */
.acc details{border-bottom:1px solid rgba(201,162,39,.2);padding:20px 0}
.acc details:first-of-type{border-top:1px solid rgba(201,162,39,.2)}
.acc summary{font-family:var(--fd);font-size:20px;font-weight:500;color:var(--cream);cursor:pointer;list-style:none;display:flex;justify-content:space-between;align-items:center;gap:16px;outline:none;transition:color .2s}
.acc summary:hover{color:var(--brass)}
.acc summary::-webkit-details-marker{display:none}
.acc summary::after{content:'+';color:var(--brass);font-size:26px;font-weight:300;font-family:var(--fb);line-height:1;transition:transform .2s}
.acc details[open] summary::after{content:'\2212'}
.acc .acc-body{padding:14px 0 4px;color:var(--slate);font-size:15px;line-height:1.7;max-width:70ch}
.acc .acc-body strong{color:var(--cream)}

/* articolo */
article{padding:64px 0 40px}
.byline{font-family:var(--fm);font-size:11px;letter-spacing:2px;color:var(--slate-med);text-transform:uppercase;margin-bottom:34px;line-height:2}
.byline .brass{color:var(--brass)}
article h2{font-family:var(--fd);font-size:clamp(22px,3vw,30px);font-weight:600;line-height:1.25;margin:44px 0 18px;color:var(--cream)}
article h3{font-family:var(--fd);font-size:20px;font-weight:600;margin:32px 0 12px}
article p{color:var(--slate);margin-bottom:18px;max-width:70ch}
article strong{color:var(--cream)}
article a{color:var(--brass);text-decoration:none;border-bottom:1px solid rgba(201,162,39,.5)}
article a:hover{color:var(--brass-light)}
article ul,article ol{color:var(--slate);margin:0 0 18px 22px}
article li{margin-bottom:8px}
.tldr{border:1.5px solid var(--brass);border-radius:2px;background:rgba(201,162,39,.06);padding:24px 26px;margin:0 0 36px}
.tldr-label{font-family:var(--fm);font-size:10px;letter-spacing:2.5px;color:var(--brass);text-transform:uppercase;margin-bottom:12px}
.tldr p{color:var(--cream);margin-bottom:8px;font-size:15px}
table{width:100%;border-collapse:collapse;margin:24px 0 30px;font-size:15px}
th{font-family:var(--fm);font-size:11px;letter-spacing:1.5px;text-transform:uppercase;color:var(--brass);text-align:left;padding:12px 14px;border-bottom:1.5px solid var(--brass)}
td{padding:12px 14px;border-bottom:1px solid rgba(201,162,39,.18);color:var(--slate)}
td.num{font-family:var(--fm);color:var(--brass);font-weight:500;white-space:nowrap}
tr td:first-child{color:var(--cream)}
.table-wrap{overflow-x:auto}
.sources{border-top:1px solid rgba(201,162,39,.25);margin-top:48px;padding-top:28px}
.sources h2{margin-top:0}
.sources li{font-family:var(--fm);font-size:13px;line-height:1.9;letter-spacing:.3px}
.note-disclaimer{font-size:13px;color:var(--slate-med);border-left:3px solid var(--brass);padding:14px 18px;background:rgba(201,162,39,.05);margin:40px 0 0;line-height:1.6}

/* legali */
.legal h2{font-family:var(--fd);font-size:24px;margin:40px 0 14px;color:var(--cream)}
.legal p,.legal li{color:var(--slate);font-size:15px}
.legal ul{margin:0 0 18px 22px}

/* footer editoriale */
footer.site{border-top:1px solid rgba(201,162,39,.25);padding:52px 0 46px;margin-top:40px;background:var(--navy-mid)}
.footer-cols{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:40px}
.footer-brand{font-family:var(--fd);color:var(--brass);font-size:19px;font-weight:600;margin-bottom:12px}
.footer-note{font-size:13px;color:var(--slate-med);max-width:360px;line-height:1.7}
.footer-h{font-family:var(--fm);font-size:10px;letter-spacing:2.5px;color:var(--brass);text-transform:uppercase;margin-bottom:14px}
.footer-col a{display:block;color:var(--slate);text-decoration:none;font-size:14px;margin-bottom:9px}
.footer-col a:hover{color:var(--brass)}
.footer-legalline{font-size:12px;color:var(--slate-med);margin-top:34px;padding-top:22px;border-top:1px solid rgba(201,162,39,.15);line-height:1.7}

@media (max-width:900px){
  .about-grid{grid-template-columns:1fr;gap:32px}
  .band-grid{grid-template-columns:1fr}
  .footer-cols{grid-template-columns:1fr 1fr}
}
@media (max-width:700px){
  .container{padding:0 20px}
  .hero-cine .inner{padding:72px 0 60px}
  section{padding:54px 0}
  nav.site{gap:14px}
  .logo-img{height:42px;width:42px}
  .footer-cols{grid-template-columns:1fr}
}