:root{--ink:#18324a;--muted:#5f7287;--paper:#f6f9fd;--line:#d8e2ee;--teal:#005e9c;--mint:#eaf2fb;--white:#fff;--radius:12px}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}a{color:inherit;text-underline-offset:4px}button,input,textarea,select{font:inherit}button,a,input,textarea,select{-webkit-tap-highlight-color:transparent}button{cursor:pointer}a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,select:focus-visible{outline:3px solid #2b7bbb;outline-offset:4px}[hidden]{display:none!important}header{background:var(--paper);border-bottom:1px solid var(--line)}.header-inner{max-width:1280px;margin:auto;padding:23px 44px;display:flex;align-items:center;justify-content:space-between;gap:30px}.brand{display:flex;gap:13px;align-items:center;text-decoration:none;font-size:18px;font-weight:650;line-height:1.35}.brand 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0 20px}.notice p{margin:0;font-size:13px;color:var(--muted)}.badge{font-size:9px;letter-spacing:.13em;border:1px solid #c9d7e6;background:#edf4fb;padding:4px 9px;border-radius:4px;font-weight:750}.section-heading{margin:43px 0 22px}.section-heading .eyebrow{margin-bottom:8px}h2{font-size:25px;font-weight:550;line-height:1.25;letter-spacing:-.035em}h3{font-size:20px;line-height:1.35;letter-spacing:-.02em}.section-heading h2{margin:0}.cards{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.card{display:block;text-decoration:none;border:1px solid var(--line);border-radius:var(--radius);padding:25px 26px;transition:transform .15s,box-shadow .15s}.card:hover{transform:translateY(-3px);box-shadow:0 8px 24px #18324a14}.card-num{font-size:9px;letter-spacing:.16em;font-weight:700;color:var(--muted)}.card h3{display:flex;justify-content:space-between;margin:21px 0 14px}.card h3 span{font-weight:400}.card p{font-size:13px;color:var(--muted);margin:0 0 25px}.card-link{font-size:12px;font-weight:700}.accent{background:var(--mint);border-color:var(--mint)}footer{max-width:1192px;margin:auto;padding:27px 0 36px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;font-size:12px}footer strong,footer span{display:block}footer span{font-size:11px;color:var(--muted);margin-top:3px}.footer-links{display:flex;gap:24px;align-items:center}.demo{text-align:center;background:#e7f1fb;color:#214a75;font-size:11px;padding:6px 20px}.page-head{padding:54px 0 32px}.page-head h1,.message h1{font:48px/1.12 Georgia,serif;letter-spacing:-.035em;margin:0 0 20px}.page-head p:not(.eyebrow){color:var(--muted);max-width:700px}.split{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(260px,1fr);gap:32px;align-items:start}.panel{background:white;border:1px solid var(--line);border-radius:var(--radius);padding:28px}.panel h2{margin-top:0}.empty{border:1px dashed 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18px;background:transparent;color:var(--ink);font-size:13px}.chip.selected{background:var(--ink);color:white;border-color:var(--ink)}.material{display:flex;flex-direction:column;align-items:flex-start;gap:8px;padding:26px 0;border-top:1px solid var(--line)}.material>div{flex:1}.material-index{font:28px Georgia;color:var(--teal)}.material h2{font-size:21px;margin:5px 0}.material p{font-size:13px;color:var(--muted);margin:0}.appointment{margin-bottom:16px}.appointment h3{margin:8px 0}.appointment p{font-size:13px;overflow-wrap:anywhere}.danger,.text-button{background:transparent;border:0;text-decoration:underline;font-size:12px;padding:6px 0;color:#8a2e22}.text-button{color:var(--ink)}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.skip{position:fixed;top:-80px;left:15px;z-index:100;background:white;padding:12px}.skip:focus{top:10px}@media(max-width:1000px){.header-inner{padding:20px 28px;gap:20px}nav{gap:16px;font-size:12px}main{padding:0 28px 60px}.hero{gap:30px}.hero h1{font-size:68px}.actions{gap:14px}.quantum-art{min-height:420px}.cards{gap:12px}.card{padding:22px 18px}.card h3{font-size:18px}footer{margin:0 28px}}@media(max-width:720px){.header-inner{display:block;padding:18px 20px}.brand{font-size:16px}.brand-mark{height:39px;width:37px;font-size:29px}nav{margin-top:20px;gap:16px;justify-content:space-between;font-size:11px;flex-wrap:wrap}.nav-cta{padding:7px 9px}main{padding:0 20px 45px}.hero{grid-template-columns:1fr;padding:38px 0 30px;gap:30px}.hero h1{font-size:68px}.hero-sub{font-size:19px}.intro{font-size:14px}.quantum-art{min-height:unset;padding:21px}.quantum-art svg{height:225px}.quantum-art p{font-size:21px}.teacher{margin-top:25px}.notice{gap:14px;align-items:flex-start}.notice p{font-size:12px}.cards,.split{grid-template-columns:1fr}.card{padding:25px}.section-heading{margin-top:30px}.page-head{padding:36px 0 20px}.page-head h1,.message h1{font-size:37px}.panel,.side-note{padding:22px}.empty{padding:28px}.message{margin:32px auto}.material{gap:15px;flex-wrap:wrap}.material .button{margin-left:40px}.material>div{min-width:70%}.footer-links{gap:16px}footer{margin:0 20px;font-size:11px;align-items:start;flex-direction:column}.demo{font-size:10px}h2{font-size:23px}}@media(prefers-reduced-motion:reduce){*{transition:none!important}}

/* Intestazione istituzionale — Politecnico di Bari */
.brand{gap:22px}.poliba-logo{display:block;width:168px;height:auto;flex-shrink:0;object-fit:contain}.degree-title{font-size:15px;font-weight:600;line-height:1.45;border-left:1px solid var(--line);padding-left:22px;letter-spacing:-.01em}.header-inner{gap:24px}.header-inner nav{flex-shrink:0}@media(max-width:1100px){.poliba-logo{width:140px}.degree-title{font-size:13px;padding-left:16px}.brand{gap:16px}.header-inner nav{gap:14px}}@media(max-width:850px){.header-inner{display:block}.header-inner nav{margin-top:20px;justify-content:space-between}}@media(max-width:400px){.poliba-logo{width:125px}.degree-title{font-size:12px;padding-left:12px}.brand{gap:12px}}

/* Titolo completo con corpo uniforme. */
.hero .course-heading{font-size:56px;line-height:1.12;letter-spacing:-.035em;font-weight:400;margin-bottom:32px}@media(max-width:1000px){.hero .course-heading{font-size:44px}}@media(max-width:720px){.hero .course-heading{font-size:38px}}

/* Dai fondamenti al calcolo: sfera di Bloch e circuito. */
.combined-art{padding:28px}.combined-art .journey-start,.combined-art .journey-end{font:600 14px/1.2 -apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;letter-spacing:.12em;text-transform:uppercase;margin:0;color:#eef5ee}.combined-art svg{width:100%;height:365px;max-height:none;margin:12px 0 20px}.combined-art .journey-end{margin-bottom:0}@media(max-width:720px){.combined-art{padding:24px}.combined-art svg{height:auto;max-height:none}.combined-art .journey-start,.combined-art .journey-end{font-size:13px}}

/* Ultima revisione grafica: chiusura del percorso visivo allineata a destra. */
.combined-art .journey-end{text-align:right;width:100%}