/* Stefano Digital Lab — shared stylesheet
   Layout: navy brand bands alternating with cool-white reading bands; the tricolor arc from the logo is the recurring divider. */
@font-face{font-family:"Montserrat";src:url("../fonts/montserrat.woff2") format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"Inter";src:url("../fonts/inter.woff2") format("woff2");font-weight:100 900;font-display:swap}
@font-face{font-family:"Cinzel";src:url("../fonts/cinzel.woff2") format("woff2");font-weight:400 900;font-display:swap}

:root{
  --navy:#061d3d;--navy-2:#0b2a55;--navy-3:#123d70;--ink:#0b2142;--muted:#566780;--line:#e2e8f0;
  --paper:#ffffff;--mist:#f2f5f9;--green:#00a651;--red:#e41f2b;--white-tc:#f1f1f1;
  --sun:#d99a2b;--terra:#b4532d;--sand:#f6eee2;--sand-2:#ecdcc4;--bronze:#7a4a1e;
  --font-display:"Montserrat",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-body:"Inter",ui-sans-serif,system-ui,-apple-system,"Segoe UI",sans-serif;
  --font-roman:"Cinzel","Trajan Pro",Georgia,serif;
  --max:1180px;--radius:20px;--shadow:0 18px 50px rgba(4,25,55,.10);--shadow-lg:0 30px 80px rgba(4,25,55,.22);
  --gutter:max(20px,env(safe-area-inset-left,0px));
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*{transition:none!important;animation:none!important}}
body{margin:0;font-family:var(--font-body);color:var(--ink);background:var(--paper);line-height:1.65;font-size:17px}
img{max-width:100%;height:auto;display:block}
a{color:inherit}
:focus-visible{outline:3px solid var(--sun);outline-offset:3px;border-radius:6px}
.container{width:min(var(--max),100% - 2*var(--gutter));margin-inline:auto}
.skip{position:absolute;left:-999px;top:8px;background:#fff;color:var(--navy);padding:10px 14px;border-radius:8px;z-index:100;font-weight:700}
.skip:focus{left:12px}
h1,h2,h3{font-family:var(--font-display);text-wrap:balance;letter-spacing:-.02em;line-height:1.08;margin:0}

/* ---------- Header ---------- */
.nav{position:sticky;top:0;z-index:50;background:rgba(6,29,61,.95);backdrop-filter:saturate(1.4) blur(12px);-webkit-backdrop-filter:saturate(1.4) blur(12px);border-bottom:1px solid rgba(255,255,255,.08)}
.nav-inner{height:74px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand{display:flex;align-items:center;gap:12px;color:#fff;text-decoration:none;font-family:var(--font-display);font-weight:800;letter-spacing:.06em;font-size:14px;white-space:nowrap}
.brand img{width:40px;height:40px}
.nav-links{display:flex;align-items:center;gap:6px}
.nav-links a{color:#d6e2f1;text-decoration:none;font-size:14px;font-weight:600;padding:8px 12px;border-radius:999px;transition:background .2s,color .2s}
.nav-links a:hover{color:#fff;background:rgba(255,255,255,.08)}
.nav-links a[aria-current="page"]{color:#fff;background:rgba(255,255,255,.12)}
.lang{display:inline-flex;border:1px solid rgba(255,255,255,.25);border-radius:999px;padding:2px;margin-left:8px}
.lang a{padding:5px 10px!important;font-size:12px!important;letter-spacing:.08em}
.lang a.on{background:#fff!important;color:var(--navy)!important}
.nav-social{display:flex;gap:4px;margin-left:6px}
.nav-social a{display:grid;place-items:center;width:36px;height:36px;padding:0!important}
.nav-social svg{width:18px;height:18px;fill:currentColor}
.menu-btn{display:none;background:none;border:1px solid rgba(255,255,255,.25);color:#fff;border-radius:12px;width:44px;height:44px;cursor:pointer}
.menu-btn svg{width:22px;height:22px;stroke:currentColor;fill:none;stroke-width:2;stroke-linecap:round}
@media (max-width:980px){
  .menu-btn{display:grid;place-items:center}
  .nav-links{position:absolute;left:0;right:0;top:74px;flex-direction:column;align-items:stretch;gap:2px;background:var(--navy);padding:12px var(--gutter) 22px;border-bottom:1px solid rgba(255,255,255,.1);display:none}
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 14px;font-size:16px}
  .lang{align-self:flex-start;margin:10px 0 0 6px}
  .nav-social{margin:10px 0 0}
}

/* ---------- Tricolor arc (from the logo) ---------- */
.arc{display:block;width:100%;height:auto}
.arc-wrap{line-height:0}

/* ---------- Buttons ---------- */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:14px 22px;border-radius:999px;font-family:var(--font-display);font-weight:700;font-size:15px;text-decoration:none;border:1px solid transparent;cursor:pointer;transition:transform .2s,background .2s,box-shadow .2s,color .2s;line-height:1.2}
.btn svg{width:18px;height:18px;fill:currentColor;flex:none}
.btn:hover{transform:translateY(-2px)}
.btn-white{background:#fff;color:var(--navy)}
.btn-white:hover{box-shadow:0 10px 30px rgba(0,0,0,.25)}
.btn-ghost{border-color:rgba(255,255,255,.4);color:#fff;background:transparent}
.btn-ghost:hover{background:rgba(255,255,255,.08)}
.btn-navy{background:var(--navy);color:#fff}
.btn-navy:hover{background:var(--navy-2);box-shadow:var(--shadow)}
.btn-line{border-color:var(--line);color:var(--navy);background:#fff}
.btn-line:hover{border-color:var(--navy)}
.btn-soon{cursor:default}
.btn-soon:hover{transform:none;box-shadow:none}
.cta-row{display:flex;gap:12px;flex-wrap:wrap}

/* ---------- Sections ---------- */
section{padding-block:96px}
.band-navy{background:var(--navy);color:#fff}
.band-mist{background:var(--mist)}
.kicker{font-family:var(--font-display);font-size:12px;letter-spacing:.22em;text-transform:uppercase;font-weight:800;color:#5a7290;margin:0 0 14px}
.band-navy .kicker,.hero .kicker,.page-hero .kicker{color:#9fb8d8}
.title{font-size:clamp(32px,4.2vw,50px);margin-bottom:18px}
.lead{font-size:19px;color:var(--muted);max-width:62ch;margin:0}
.band-navy .lead{color:#c6d5e8}
.section-head{max-width:760px;margin-bottom:48px}
.center{text-align:center;margin-inline:auto}
.center .lead{margin-inline:auto}

/* ---------- Hero (home) ---------- */
.hero{background:radial-gradient(1200px 600px at 80% 0%,var(--navy-3) 0,var(--navy-2) 35%,var(--navy) 72%);color:#fff;padding-block:84px 40px;overflow:hidden;position:relative}
.hero-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:56px;align-items:center}
.hero h1{font-size:clamp(44px,6.4vw,82px);line-height:.98;letter-spacing:-.045em;margin:0 0 26px}
.hero h1 em{font-style:normal;background:linear-gradient(90deg,#3ad07f,#fff 50%,#ff6b73);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero p.intro{font-size:20px;color:#d3dfee;max-width:56ch;margin:0 0 34px}
.hero-card{position:relative;border-radius:28px;overflow:hidden;box-shadow:var(--shadow-lg);border:1px solid rgba(255,255,255,.08)}
.hero-roles{display:flex;flex-wrap:wrap;gap:8px;margin:0 0 30px;padding:0;list-style:none}
.hero-roles li{font-size:13px;font-weight:600;color:#e3ecf7;border:1px solid rgba(255,255,255,.18);border-radius:999px;padding:6px 12px;background:rgba(255,255,255,.04)}
.hero-arc{margin-top:64px}

/* ---------- Page hero (inner pages) ---------- */
.page-hero{background:radial-gradient(900px 420px at 85% 0%,var(--navy-3) 0,var(--navy) 70%);color:#fff;padding-block:80px 34px}
.page-hero h1{font-size:clamp(38px,5.4vw,64px);letter-spacing:-.04em;margin-bottom:18px;max-width:18ch}
.page-hero p{color:#c9d7ea;font-size:19px;max-width:60ch;margin:0}
.page-hero .arc-wrap{margin-top:56px}

/* ---------- Guides ---------- */
.project{display:grid;grid-template-columns:minmax(0,.8fr) minmax(0,1.5fr);gap:48px;align-items:start}
.project .section-head{position:sticky;top:110px;margin-bottom:0}
.project .guides{grid-template-columns:repeat(2,minmax(0,1fr))}
@media (max-width:980px){.project{grid-template-columns:1fr}.project .section-head{position:static;margin-bottom:8px}}
@media (max-width:640px){.project .guides{grid-template-columns:1fr}}
.guides{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.guide{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;box-shadow:var(--shadow);transition:transform .25s,box-shadow .25s}
.guide:hover{transform:translateY(-4px);box-shadow:var(--shadow-lg)}
.guide-cover{padding:34px 34px 0;display:grid;place-items:center;background:var(--g-bg,var(--mist))}
.guide-body{padding:26px 28px 30px;display:flex;flex-direction:column;gap:12px;flex:1}
.guide-body h3{font-size:24px}
.guide-body p{margin:0;color:var(--muted);font-size:16px}
.guide-body .hello{font-family:var(--font-display);font-weight:700;color:var(--navy);font-size:15px}
.guide-body .cta-row{margin-top:auto;padding-top:10px}
.chip{display:inline-flex;align-items:center;gap:8px;font-family:var(--font-display);font-size:11px;font-weight:800;letter-spacing:.16em;text-transform:uppercase;color:var(--navy);background:var(--mist);border-radius:999px;padding:6px 12px;width:fit-content;max-width:100%}
.chip i{width:8px;height:8px;border-radius:50%;background:var(--c,var(--green))}

/* Book mockup: placeholder cover drawn in CSS until the real cover image is added */
.book{width:min(210px,70%);aspect-ratio:2/3;border-radius:4px 10px 10px 4px;position:relative;color:#fff;box-shadow:0 22px 40px rgba(4,25,55,.28),inset 6px 0 0 rgba(0,0,0,.18);background:var(--b-bg,var(--navy));display:flex;flex-direction:column;justify-content:space-between;padding:20px 16px 16px 22px;transform:translateY(0);overflow:hidden}
.book::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(255,255,255,.18),transparent 30%);pointer-events:none}
.book small{font-family:var(--font-display);font-size:9px;letter-spacing:.2em;text-transform:uppercase;opacity:.85}
.book strong{font-family:var(--font-display);font-size:clamp(17px,1.7vw,22px);line-height:1.05;letter-spacing:-.02em;display:block;hyphens:auto;overflow-wrap:anywhere}
.book .b-arc{height:6px;border-radius:6px;background:linear-gradient(90deg,var(--green) 0 33%,var(--white-tc) 33% 66%,var(--red) 66%);margin:10px 0}
.book .b-author{font-size:10px;letter-spacing:.14em;text-transform:uppercase;opacity:.9;font-family:var(--font-display);font-weight:600}
.book-img{width:min(210px,70%);border-radius:4px 10px 10px 4px;box-shadow:0 22px 40px rgba(4,25,55,.28)}
.guide-cover .book,.guide-cover .book-img{margin-bottom:-28px}
.guide-body{padding-top:48px}

.why{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.why-item{padding:28px;border-radius:18px;border:1px solid rgba(255,255,255,.12);background:rgba(255,255,255,.04)}
.why-item h3{font-size:20px;margin-bottom:8px}
.why-item p{margin:0;color:#c6d5e8;font-size:16px}
.why-item .n{font-family:var(--font-display);font-weight:800;font-size:13px;letter-spacing:.18em;color:#7fa0c8;margin-bottom:12px;display:block}

/* ---------- Home teasers ---------- */
.split{display:grid;grid-template-columns:1fr 1fr;gap:56px;align-items:center}
.stack{display:flex;flex-direction:column;gap:14px}
.mini-guides{display:grid;gap:14px}
.mini{display:flex;align-items:center;gap:16px;padding:16px 18px;border:1px solid var(--line);border-radius:16px;background:#fff;text-decoration:none;transition:border-color .2s,transform .2s}
.mini:hover{border-color:var(--navy);transform:translateX(4px)}
.mini .dot{width:44px;height:44px;border-radius:12px;display:grid;place-items:center;font-family:var(--font-display);font-weight:800;font-size:13px;color:#fff;background:var(--c,var(--navy));flex:none}
.mini strong{display:block;font-family:var(--font-display);font-size:17px}
.mini span{color:var(--muted);font-size:14px}
.mini .go{margin-left:auto;color:var(--navy);font-weight:700}

.about-grid{display:grid;grid-template-columns:.85fr 1.15fr;gap:60px;align-items:start}
.about-card{background:var(--navy);color:#fff;border-radius:24px;padding:34px;position:sticky;top:100px;overflow:hidden}
.about-card img{width:84px;height:84px;margin-bottom:22px}
.about-card h3{font-size:26px;margin-bottom:6px}
.about-card p{color:#c6d5e8;margin:0 0 18px;font-size:15px}
.facts{list-style:none;margin:0;padding:0;display:grid;gap:10px}
.facts li{display:flex;gap:10px;align-items:baseline;font-size:15px;color:#e1eaf5}
.facts li::before{content:"";width:8px;height:8px;border-radius:50%;background:var(--green);flex:none;transform:translateY(-1px)}
.facts li:nth-child(2n)::before{background:#fff}
.facts li:nth-child(3n)::before{background:var(--red)}
.prose p{margin:0 0 18px;color:#3f526b;font-size:18px}
.prose p:first-of-type{font-size:21px;color:var(--ink)}
.pillars{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin-top:38px}
.pillar{padding:24px;border:1px solid var(--line);border-radius:16px;background:var(--mist)}
.pillar h3{font-size:16px;letter-spacing:.12em;margin-bottom:6px}
.pillar p{margin:0;color:var(--muted);font-size:15px}

/* ---------- Lucio ---------- */
.lucio-band{background:var(--sand);color:#3b2412;position:relative;overflow:hidden}
.lucio-band .kicker{color:var(--terra)}
.lucio-band .lead{color:#6b4a2f}
.lucio-band .title{font-family:var(--font-roman);font-weight:700;letter-spacing:.01em;color:#3b2412}
.lucio-hero{background:radial-gradient(900px 500px at 80% 10%,#f3d9a8 0,var(--sand) 55%);color:#3b2412;padding-block:80px 60px;position:relative;overflow:hidden}
.lucio-hero h1{font-family:var(--font-roman);font-weight:800;font-size:clamp(40px,6vw,74px);letter-spacing:.01em;line-height:1.02;margin-bottom:20px;color:#2e1b0c}
.lucio-hero h1 span{display:block;font-size:.42em;letter-spacing:.24em;color:var(--terra);margin-top:10px}
.lucio-hero p{font-size:19px;color:#5e4129;max-width:56ch;margin:0 0 30px}
.lucio-hero .kicker{color:var(--terra)}
.lucio-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:56px;align-items:center}
.book-lucio{--b-bg:linear-gradient(160deg,#c1662f,#7a2f14 70%);width:min(260px,80%);margin-inline:auto}
.book-lucio strong{font-family:var(--font-roman);font-size:26px;letter-spacing:.02em}
.book-lucio .b-arc{background:linear-gradient(90deg,#f3c76b,#fff3d6,#f3c76b)}
.laurel{position:absolute;right:-60px;bottom:-60px;width:360px;opacity:.12;pointer-events:none}
.lucio-points{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.lucio-point{background:#fff;border:1px solid var(--sand-2);border-radius:18px;padding:26px}
.lucio-point h3{font-family:var(--font-roman);font-size:20px;margin-bottom:8px;color:#3b2412}
.lucio-point p{margin:0;color:#6b4a2f;font-size:16px}
.btn-terra{background:var(--terra);color:#fff}
.btn-terra:hover{background:#9c4523;box-shadow:0 12px 30px rgba(180,83,45,.3)}
.btn-sand{background:transparent;border-color:#c9a87f;color:#3b2412}
.btn-sand:hover{background:#fff}
.roman-num{font-family:var(--font-roman);font-weight:700;color:var(--terra);font-size:15px;letter-spacing:.2em;display:block;margin-bottom:10px}

/* ---------- Follow band (every page) ---------- */
.follow{background:linear-gradient(135deg,var(--navy-2),var(--navy));color:#fff;padding-block:72px;position:relative;overflow:hidden}
.follow-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.follow h2{font-size:clamp(28px,3.4vw,40px);margin-bottom:12px}
.follow p{color:#c6d5e8;margin:0;max-width:52ch}
.social-buttons{display:grid;gap:12px}
.social-btn{display:flex;align-items:center;gap:16px;padding:16px 20px;border-radius:18px;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);color:#fff;text-decoration:none;transition:background .2s,transform .2s,border-color .2s}
.social-btn:hover{background:rgba(255,255,255,.12);transform:translateY(-2px);border-color:rgba(255,255,255,.3)}
.social-btn .ico{width:46px;height:46px;border-radius:14px;display:grid;place-items:center;flex:none}
.social-btn .ico svg{width:24px;height:24px;fill:#fff}
.social-btn strong{display:block;font-family:var(--font-display);font-size:16px}
.social-btn span{font-size:14px;color:#b9cbe2}
.social-btn .arrow{margin-left:auto;font-weight:700;opacity:.7}
.ico-tt{background:#111;box-shadow:inset 0 0 0 1px rgba(255,255,255,.15)}
.ico-ig{background:radial-gradient(circle at 30% 107%,#fdf497 0,#fd5949 45%,#d6249f 60%,#285aeb 90%)}
.ico-wa{background:#25d366}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:40px;align-items:start}
.contact-side{display:flex;flex-direction:column;gap:18px}
.info-card{background:#fff;border:1px solid var(--line);border-radius:20px;padding:26px 28px;box-shadow:var(--shadow)}
.info-card h3{font-size:20px;margin-bottom:12px}
.info-row{padding:12px 0;border-top:1px solid var(--line)}
.info-row:first-of-type{border-top:0;padding-top:0}
.info-row small{display:block;font-size:11px;letter-spacing:.14em;text-transform:uppercase;font-weight:800;color:#7a8ba3}
.info-row a,.info-row strong{font-weight:700;color:var(--navy);text-decoration:none;word-break:break-word}
.info-row a:hover{text-decoration:underline}
.form-card{background:#fff;border:1px solid var(--line);border-radius:24px;padding:34px;box-shadow:var(--shadow-lg)}
.form-card h2{font-size:28px;margin-bottom:6px}
.form-card > p{color:var(--muted);margin:0 0 24px}
.form{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column;gap:6px}
.field.full{grid-column:1/-1}
.field label{font-weight:700;font-size:14px;color:var(--ink)}
.field input,.field select,.field textarea{font:inherit;font-size:16px;color:var(--ink);background:var(--mist);border:1px solid var(--line);border-radius:12px;padding:13px 14px;width:100%;transition:border-color .2s,background .2s,box-shadow .2s}
.field textarea{min-height:150px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--navy);background:#fff;box-shadow:0 0 0 4px rgba(18,61,112,.12)}
.check{grid-column:1/-1;display:flex;flex-direction:row;gap:12px;align-items:flex-start;font-size:14px;color:var(--muted);cursor:pointer}
.check input{width:20px;height:20px;margin-top:2px;accent-color:var(--navy);flex:none}
.check a{color:var(--navy);font-weight:700}
.hp{position:absolute!important;left:-9999px!important;width:1px;height:1px;overflow:hidden}
.form-status{grid-column:1/-1;border-radius:12px;padding:14px 16px;font-weight:600;font-size:15px}
.form-status.ok{background:#e6f6ee;color:#0b6b3a}
.form-status.err{background:#fdecec;color:#a51a22}
.form .btn{justify-self:start}
.form .btn[disabled]{opacity:.6;cursor:progress;transform:none}

/* ---------- Legal ---------- */
.legal{max-width:76ch}
.legal h2{font-size:24px;margin:34px 0 10px}
.legal p,.legal li{color:#3f526b}

/* ---------- Footer ---------- */
footer{background:#03142b;color:#a9bad0;padding-block:56px 34px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:36px}
.footer-grid h4{font-family:var(--font-display);color:#fff;font-size:13px;letter-spacing:.16em;text-transform:uppercase;margin:0 0 14px}
.footer-grid ul{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.footer-grid a{text-decoration:none;color:#c4d3e6}
.footer-grid a:hover{color:#fff}
.footer-brand{display:flex;align-items:center;gap:12px;color:#fff;font-family:var(--font-display);font-weight:800;letter-spacing:.06em;margin-bottom:12px}
.footer-brand img{width:36px;height:36px}
.footer-social{display:flex;gap:10px;margin-top:16px}
.footer-social a{width:40px;height:40px;border-radius:12px;display:grid;place-items:center;background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1)}
.footer-social a:hover{background:rgba(255,255,255,.14)}
.footer-social svg{width:18px;height:18px;fill:#fff}
.footer-bottom{margin-top:40px;padding-top:22px;border-top:1px solid rgba(255,255,255,.08);display:flex;justify-content:space-between;gap:16px;flex-wrap:wrap;font-size:13px}
.tc-line{height:4px;background:linear-gradient(90deg,var(--green) 0 33.3%,#fff 33.3% 66.6%,var(--red) 66.6%)}

/* ---------- Reveal ---------- */
@media (prefers-reduced-motion:no-preference){
  .js .reveal{opacity:0;transform:translateY(18px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1)}
  .js .reveal.in{opacity:1;transform:none}
}

/* ---------- Responsive ---------- */
@media (max-width:980px){
  .hero-grid,.split,.about-grid,.contact-grid,.follow-inner,.lucio-grid{grid-template-columns:1fr}
  .guides,.why,.lucio-points,.pillars{grid-template-columns:1fr}
  .about-card{position:static}
  .hero-card{max-width:560px}
  .footer-grid{grid-template-columns:1fr 1fr}
  .footer-grid > div:first-child{grid-column:1/-1}
  .lucio-grid .book-lucio{order:-1;width:min(220px,64%)}
}
@media (min-width:640px) and (max-width:980px){.guides{grid-template-columns:1fr 1fr}}
@media (max-width:560px){
  body{font-size:16px}
  section{padding-block:68px}
  .nav-inner{height:66px}
  .nav-links{top:66px}
  .brand span{font-size:12px}
  .hero{padding-top:56px}
  .hero p.intro,.page-hero p,.lead{font-size:17px}
  .form{grid-template-columns:1fr}
  .form-card{padding:24px}
  .footer-grid{grid-template-columns:1fr}
  .btn{width:100%}
  .cta-row{flex-direction:column}
  .mini .go{display:none}
}