:root{--bg:#080b10;--panel:#10151d;--ink:#f3efe6;--muted:#9fa8b7;--line:rgba(255,255,255,.12);--accent:#c2a172;--accent2:#6d90c7;--glass:rgba(12,16,23,.58);--shadow:0 30px 90px rgba(0,0,0,.36);--serif:'Iowan Old Style','Palatino Linotype',Palatino,Georgia,'Times New Roman',serif;--sans:'Avenir Next',Avenir,'Segoe UI',ui-sans-serif,system-ui,-apple-system,BlinkMacSystemFont,sans-serif}

html[data-theme="light"]{--bg:#eeeae1;--panel:#f8f5ef;--ink:#171b22;--muted:#626c79;--line:rgba(24,29,38,.14);--accent:#8d6846;--accent2:#345e98;--glass:rgba(247,244,238,.66);--shadow:0 30px 90px rgba(53,44,31,.14)}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink);font-family:var(--sans);transition:background .5s,color .5s;overflow-x:hidden}
.noise{position:fixed;inset:0;pointer-events:none;z-index:50;opacity:.035;background-image:url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.9' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.5'/%3E%3C/svg%3E")}
.progress{position:fixed;left:0;top:0;height:2px;background:var(--accent);z-index:60;width:0}
.topbar{position:fixed;z-index:30;top:0;left:0;right:0;height:74px;display:flex;align-items:center;justify-content:space-between;padding:0 34px;background:linear-gradient(to bottom,color-mix(in srgb,var(--bg) 90%,transparent),transparent);backdrop-filter:blur(16px)}
.brand{display:flex;align-items:center;gap:13px;letter-spacing:.18em;font-size:12px;font-weight:700}
.mark{width:34px;height:34px;border:1px solid var(--line);display:grid;place-items:center;border-radius:4px;background:color-mix(in srgb,var(--panel) 82%,transparent)}
.nav{display:flex;align-items:center;gap:18px}
.nav a{color:var(--muted);text-decoration:none;font-size:13px}
.theme-btn{border:1px solid var(--line);background:color-mix(in srgb,var(--panel) 80%,transparent);color:var(--ink);padding:10px 14px;border-radius:999px;cursor:pointer;font:inherit;font-size:12px}
.hero,.chapter{min-height:100svh;display:grid;grid-template-columns:1fr 1fr;position:relative;border-bottom:1px solid var(--line)}
.hero-copy,.copy{display:flex;flex-direction:column;justify-content:center;padding:120px 7vw 90px;position:relative;z-index:2}
.eyebrow,.kicker{font-size:11px;letter-spacing:.24em;text-transform:uppercase;color:var(--accent);margin-bottom:22px}
.hero h1{font-family:var(--serif);font-weight:400;font-size:clamp(50px,6.1vw,92px);line-height:1.01;margin:0;letter-spacing:-.045em;max-width:760px}
.hero p,.copy p{font-size:clamp(16px,1.22vw,19px);line-height:1.52;color:var(--muted);max-width:640px;margin:30px 0 0}
.hero-actions{display:flex;gap:14px;margin-top:38px}
.btn{padding:14px 18px;border-radius:4px;text-decoration:none;font-size:13px;font-weight:650;display:inline-flex;align-items:center;gap:9px}
.btn.primary{background:var(--ink);color:var(--bg)}
.btn.secondary{border:1px solid var(--line);color:var(--ink)}
.visual{position:relative;overflow:hidden;isolation:isolate}
.image{background-size:cover;background-position:center;transform:scale(1.025)}
.image::after{content:'';position:absolute;inset:0;background:linear-gradient(90deg,var(--bg) 0%,transparent 30%),linear-gradient(0deg,rgba(5,8,12,.42),transparent 52%);z-index:1}
.chapter.reverse .visual{order:2}
.chapter.reverse .visual::after{background:linear-gradient(270deg,var(--bg) 0%,transparent 30%),linear-gradient(0deg,rgba(5,8,12,.38),transparent 52%)}
.hero-image{background-image:url('/landing-assets/hero.jpg');background-position:52% center}
.inscription-image{background-image:url('/landing-assets/inscription.jpg');background-position:center}
.virgil-image{background-image:url('/landing-assets/virgil.jpg');background-position:center}
.caption{position:absolute;right:30px;bottom:28px;z-index:4;font-size:10px;letter-spacing:.19em;text-transform:uppercase;color:#fff9;writing-mode:vertical-rl}
.copy h2{font-family:var(--serif);font-weight:400;font-size:clamp(39px,4.35vw,66px);line-height:1.08;letter-spacing:-.035em;margin:0}
.mini-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px;margin-top:34px}
.mini{border-top:1px solid var(--line);padding-top:14px}
.mini b{display:block;font-size:13px;margin-bottom:6px}
.mini span{font-size:13px;color:var(--muted);line-height:1.55}
.focus-words{display:flex;flex-wrap:wrap;gap:10px;margin-top:34px}
.focus-words button{border:1px solid var(--line);background:transparent;color:var(--muted);padding:9px 12px;border-radius:999px;font:inherit;font-size:12px;cursor:pointer;transition:.25s}
.focus-words button:hover,.focus-words button.active{color:var(--ink);border-color:color-mix(in srgb,var(--accent) 65%,var(--line));background:color-mix(in srgb,var(--accent) 10%,transparent)}
.scanner{position:absolute;inset:0;z-index:3;pointer-events:none}
.scan-line{position:absolute;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--accent),transparent);box-shadow:0 0 18px var(--accent);animation:scan 7s ease-in-out infinite}
.token{position:absolute;z-index:4;border:1px solid rgba(255,255,255,.26);background:rgba(7,10,15,.45);color:#fff;padding:8px 10px;border-radius:999px;font-size:11px;letter-spacing:.08em;backdrop-filter:blur(8px);opacity:0;transform:translateY(8px);transition:.4s}
.token.show{opacity:1;transform:none}
@keyframes scan{0%,100%{top:15%}
50%{top:83%}
}
.analysis-visual{background:radial-gradient(circle at 75% 20%,color-mix(in srgb,var(--accent2) 28%,transparent),transparent 28%),linear-gradient(145deg,var(--panel),var(--bg));display:grid;place-items:center}
.analysis-card{width:78%;height:68%;border:1px solid var(--line);background:color-mix(in srgb,var(--panel) 84%,transparent);box-shadow:var(--shadow);border-radius:10px;position:relative;overflow:hidden}
.grid-lines{position:absolute;inset:0;background-image:linear-gradient(var(--line) 1px,transparent 1px),linear-gradient(90deg,var(--line) 1px,transparent 1px);background-size:52px 52px;opacity:.45}
.point{position:absolute;width:8px;height:8px;border-radius:50%;background:var(--accent2);box-shadow:0 0 0 7px color-mix(in srgb,var(--accent2) 12%,transparent);transition:transform .6s cubic-bezier(.2,.8,.2,1)}
.point.alt{background:var(--accent);box-shadow:0 0 0 7px color-mix(in srgb,var(--accent) 12%,transparent)}
.analysis-card:hover .point{transform:translate(var(--dx),var(--dy))}
.axis-label{position:absolute;font-size:10px;letter-spacing:.16em;color:var(--muted);text-transform:uppercase}
.axis-label.x{right:20px;bottom:18px}
.axis-label.y{left:18px;top:18px;writing-mode:vertical-rl}
.network{position:absolute;inset:0}
.network line{stroke:var(--line);stroke-width:1}
.network circle{fill:var(--ink)}
.network text{fill:var(--muted);font-family:var(--sans);font-size:14px}
.workspace{background:linear-gradient(145deg,var(--panel),var(--bg));display:grid;place-items:center;padding:5.5vw}
.frame{width:100%;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:10px;overflow:hidden;background:#eef1f5;transform:perspective(1400px) rotateY(-3deg) rotateX(1deg);transition:.5s}
.frame:hover{transform:none}
.frame img{display:block;width:100%;height:auto;filter:saturate(.84) contrast(.99)}
.pullquote{position:absolute;left:6%;bottom:8%;z-index:4;max-width:430px;padding:22px 24px;border-left:1px solid rgba(255,255,255,.6);color:#fff;background:linear-gradient(90deg,rgba(8,11,16,.56),transparent);backdrop-filter:blur(3px);font-family:var(--serif);font-size:clamp(22px,2.3vw,38px);line-height:1.12}
.final{min-height:92svh;display:grid;place-items:center;text-align:center;padding:100px 24px;background:radial-gradient(circle at 50% 20%,color-mix(in srgb,var(--accent2) 22%,transparent),transparent 34%)}
.final-inner{max-width:960px}
.final h2{font-family:var(--serif);font-weight:400;font-size:clamp(46px,5.9vw,86px);line-height:1.04;letter-spacing:-.045em;margin:0}
.final p{font-size:18px;color:var(--muted);line-height:1.52;max-width:720px;margin:28px auto 36px}
.credits{padding:22px 34px;border-top:1px solid var(--line);display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:11px;line-height:1.55}
.reveal{opacity:0;transform:translateY(34px);transition:opacity .9s ease,transform .9s ease}
.reveal.visible{opacity:1;transform:none}
.word-glow{position:absolute;z-index:2;color:#fff;mix-blend-mode:screen;font-family:var(--serif);font-size:clamp(52px,7vw,115px);letter-spacing:.08em;opacity:.13;white-space:nowrap;pointer-events:none;transform:translate3d(0,0,0)}

@media(max-width:900px){.hero,.chapter{grid-template-columns:1fr}
.visual,.chapter.reverse .visual{order:-1;min-height:58svh}
.hero-copy,.copy{padding:90px 7vw 72px}
.nav a{display:none}
.topbar{padding:0 18px}
.mini-grid{grid-template-columns:1fr}
.image::after,.chapter.reverse .visual::after{background:linear-gradient(0deg,var(--bg) 0%,transparent 38%),linear-gradient(0deg,rgba(5,8,12,.3),transparent 70%)}
.pullquote{left:7%;right:7%;max-width:none}
.credits{display:block}
.caption{display:none}
}

@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;animation:none!important;transition:none!important}
.reveal{opacity:1;transform:none}
}


:root{--serif:'Iowan Old Style','Palatino Linotype',Palatino,Georgia,'Times New Roman',serif;--sans:'Avenir Next',Avenir,'Segoe UI',Helvetica,Arial,sans-serif;--label:.135em}

body{font-weight:400}
.topbar{height:78px}
.brand,.nav,.eyebrow,.kicker,.caption,.btn,.theme-btn,.mini b,.axis-label,.meta-chip{font-family:var(--sans);text-transform:uppercase;letter-spacing:var(--label)}

.brand{font-size:11px}
.nav a{font-size:11px;letter-spacing:.13em;text-transform:uppercase}
.theme-btn{font-size:10px;letter-spacing:.12em}
.eyebrow,.kicker{font-size:10px;letter-spacing:.29em}
.hero p,.copy p,.mini span,.final p{font-family:var(--sans);font-weight:400;letter-spacing:.006em}
.hero p,.copy p{max-width:590px}
.copy h2,.hero h1,.final h2{font-family:var(--serif)}

.hero h1{font-size:clamp(50px,5.8vw,88px);line-height:1.01;letter-spacing:-.032em}
.copy h2{font-size:clamp(40px,4.25vw,64px);line-height:1.08;letter-spacing:-.024em}
.final h2{font-size:clamp(46px,5.6vw,80px);line-height:1.04;letter-spacing:-.03em}
.hero p,.copy p{font-size:clamp(18px,1.25vw,21px);line-height:1.72}
.final p{font-size:clamp(18px,1.2vw,20px)}

.visual{overflow:visible}
.visual.image{margin:5.5vh 0;min-height:89vh;overflow:hidden;box-shadow:var(--shadow);z-index:3}
.chapter.reverse .visual.image{margin-left:-2.5vw}
.chapter:not(.reverse) .visual.image{margin-right:-2.5vw}
.hero .visual.image{margin:0;min-height:100svh}
.hero-copy,.copy{z-index:4}

.visual.image::before{content:'';position:absolute;inset:18px;border:1px solid rgba(255,255,255,.20);z-index:3;pointer-events:none}
.visual.image::after{z-index:2}
.chapter{overflow:clip}
.chapter::before{content:'';position:absolute;inset:0;background:linear-gradient(90deg,transparent 47%,color-mix(in srgb,var(--bg) 74%,transparent) 50%,transparent 53%);pointer-events:none;z-index:2}
.chapter.reverse::before{background:linear-gradient(90deg,transparent 47%,color-mix(in srgb,var(--bg) 74%,transparent) 50%,transparent 53%)}

.copy::before{content:attr(data-index);position:absolute;right:7vw;top:12vh;font-family:var(--serif);font-size:clamp(84px,10vw,170px);line-height:1;color:var(--ink);opacity:.035;pointer-events:none}
.chapter.reverse .copy::before{left:7vw;right:auto}

.meta-panel{position:absolute;z-index:6;padding:15px 17px;border:1px solid rgba(255,255,255,.17);background:rgba(8,11,16,.40);backdrop-filter:blur(14px);color:#fff;min-width:190px;box-shadow:0 16px 45px rgba(0,0,0,.18);transition:transform .35s ease,background .35s ease}
.meta-panel:hover{transform:translateY(-4px);background:rgba(8,11,16,.58)}
.meta-panel.top-left{left:34px;top:34px}
.meta-panel.bottom-right{right:34px;bottom:34px}
.meta-label{display:block;font-family:var(--sans);font-size:9px;letter-spacing:.22em;text-transform:uppercase;color:#ffffff9c;margin-bottom:8px}
.meta-value{font-family:var(--serif);font-size:22px;line-height:1.05}
.meta-line{display:block;width:38px;height:1px;background:var(--accent);margin-top:11px}

.scan-line::after{content:'';position:absolute;right:8%;top:-4px;width:8px;height:8px;border:1px solid var(--accent);border-radius:50%;box-shadow:0 0 18px var(--accent)}

.analysis-card{border-radius:2px;transform:rotate(-1.5deg);transition:transform .7s cubic-bezier(.2,.8,.2,1),box-shadow .7s}
.analysis-card:hover{transform:rotate(0) scale(1.015);box-shadow:0 45px 120px rgba(0,0,0,.46)}
.analysis-card::after{content:'PCA / SCHEMA ILLUSTRATIVO';position:absolute;left:20px;bottom:18px;font-family:var(--sans);font-size:9px;letter-spacing:.22em;color:var(--muted)}

.frame{border-radius:2px;position:relative}
.frame::before{content:'LIVE WORKSPACE';position:absolute;z-index:2;top:16px;right:16px;padding:8px 10px;background:rgba(12,16,23,.72);color:#fff;font-family:var(--sans);font-size:9px;letter-spacing:.2em;backdrop-filter:blur(8px)}

.section-rail{position:fixed;right:23px;top:50%;transform:translateY(-50%);z-index:28;display:flex;flex-direction:column;gap:12px}
.rail-dot{width:5px;height:5px;border:0;padding:0;border-radius:50%;background:var(--muted);opacity:.32;cursor:pointer;transition:.3s}
.rail-dot.active{opacity:1;background:var(--accent);transform:scale(1.8)}

.cursor-aura{position:fixed;left:0;top:0;width:340px;height:340px;border-radius:50%;pointer-events:none;z-index:1;background:radial-gradient(circle,color-mix(in srgb,var(--accent2) 8%,transparent),transparent 68%);transform:translate(-50%,-50%);opacity:0;transition:opacity .4s}
.cursor-aura.on{opacity:1}

.btn{position:relative;overflow:hidden;letter-spacing:.12em;text-transform:uppercase;font-size:11px}
.btn::after{content:'';position:absolute;inset:0;background:linear-gradient(110deg,transparent 25%,rgba(255,255,255,.18) 50%,transparent 75%);transform:translateX(-120%);transition:transform .7s}
.btn:hover::after{transform:translateX(120%)}
.brand,.mini a,.credits a{color:inherit;text-decoration:none}
.mini a:hover,.credits a:hover{color:var(--accent);text-decoration:underline}

@media(max-width:900px){.visual.image{margin:0!important;min-height:62svh}
.chapter::before,.copy::before,.section-rail,.cursor-aura{display:none}
.visual.image::before{inset:12px}
.meta-panel{min-width:150px}
.meta-panel.top-left{left:22px;top:22px}
.meta-panel.bottom-right{right:22px;bottom:22px}
}



/* v6 · hero redesign */
:root{--serif:'Iowan Old Style','Palatino Linotype',Palatino,Georgia,'Times New Roman',serif;--sans:'Avenir Next',Avenir,'Segoe UI',Helvetica,Arial,sans-serif}

.hero-v6{grid-template-columns:56% 44%;min-height:100svh;overflow:hidden;background:#080d14;padding-left:86px}

.hero-v6 .hero-copy{padding:118px 8vw 152px 4vw;justify-content:center;background:radial-gradient(circle at 70% 42%,rgba(69,91,122,.11),transparent 42%),linear-gradient(90deg,#09111a 0%,#09111a 67%,rgba(9,17,26,.96) 82%,rgba(9,17,26,.70) 100%)}

.hero-v6 .eyebrow{margin-bottom:26px;color:#c99b5b;font-size:11px;letter-spacing:.26em}

.hero-v6 h1{font-weight:400;font-size:clamp(54px,5.2vw,82px);line-height:.93;letter-spacing:-.028em;max-width:680px;text-wrap:balance}

.hero-rule{display:block;width:80px;height:1px;background:#c99b5b;margin:34px 0 0}

.hero-v6 p{font-size:clamp(16px,1.12vw,19px);line-height:1.55;margin-top:32px;max-width:620px;font-weight:350;color:#b8bdc5;letter-spacing:.002em}

.hero-v6 .hero-actions{align-items:center;margin-top:34px;gap:40px}

.hero-v6 .btn.primary{padding:17px 20px;background:#f2eee5;color:#0a0e14;border-radius:3px;min-width:245px;justify-content:space-between}

.hero-v6 .btn.primary span{font-size:18px;font-weight:300}

.text-link{color:#e8e2d7;text-decoration:none;text-transform:uppercase;letter-spacing:.14em;font-size:11px;padding:12px 0;border-bottom:1px solid #c99b5b}

.hero-v6 .visual{min-height:100svh;margin:0!important;box-shadow:none;overflow:hidden}

.hero-v6 .hero-image{background-position:57% center;transform:none}

.hero-v6 .hero-image::before{inset:0;border:0;background:linear-gradient(90deg,#09111a 0%,rgba(9,17,26,.92) 9%,rgba(9,17,26,.45) 25%,transparent 48%);z-index:3}

.hero-v6 .hero-image::after{background:linear-gradient(0deg,rgba(5,9,14,.78) 0%,transparent 26%),linear-gradient(180deg,rgba(6,10,15,.28),transparent 30%);z-index:2}

.hero-index{position:fixed;z-index:29;left:0;top:0;bottom:0;width:86px;border-right:1px solid rgba(255,255,255,.12);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:30px;background:rgba(7,12,18,.82);backdrop-filter:blur(10px)}

.hero-index-line{position:absolute;top:84px;bottom:94px;width:1px;background:rgba(255,255,255,.12)}

.hero-index-item{position:relative;z-index:2;color:#79818d;font:400 12px var(--sans);width:55px;text-align:left;background:#080d14;padding:5px 0;cursor:pointer;transition:color .3s ease,transform .3s ease}
.hero-index-item:focus{outline:none}
.hero-index-item:focus-visible{color:#f1ede5;text-decoration:underline;text-underline-offset:4px}

.hero-index-item i{position:absolute;right:0;top:50%;width:5px;height:5px;border-radius:50%;background:#666e79;transform:translateY(-50%)}

.hero-index-item.active{color:#f1ede5;transform:translateX(4px)}
.hero-index-item.active i{background:#d0a05f;box-shadow:0 0 0 5px rgba(208,160,95,.08)}

.hero-index-scroll{position:absolute;bottom:24px;color:#838b96;text-transform:uppercase;letter-spacing:.18em;font:400 9px var(--sans);display:flex;flex-direction:column;gap:8px;cursor:pointer}
.hero-index-scroll b{font-size:20px;color:#c99b5b;font-weight:300}

.hero-features{position:absolute;left:4vw;right:0;bottom:0;height:118px;border-top:1px solid rgba(255,255,255,.12);display:grid;grid-template-columns:repeat(4,1fr);padding:22px 0 20px;gap:0}

.hero-features article{padding:0 24px;border-right:1px solid rgba(255,255,255,.12)}
.hero-features article:first-child{padding-left:0}
.hero-features article:last-child{border-right:0}

.hero-features b{display:block;color:#e4ddd1;text-transform:uppercase;letter-spacing:.12em;font-size:10px;margin-bottom:9px}
.hero-features span{display:block;color:#8e97a4;font-size:12px;line-height:1.45;max-width:150px}

.hero-orbit{position:absolute;z-index:4;width:390px;height:390px;left:-126px;top:50%;transform:translateY(-50%);border:1px solid rgba(207,161,95,.16);border-radius:50%}
.hero-orbit:before,.hero-orbit:after{content:'';position:absolute;border:1px solid rgba(207,161,95,.12);border-radius:50%;inset:64px}
.hero-orbit:after{inset:128px}
.hero-orbit i{position:absolute;width:6px;height:6px;border-radius:50%;background:#d0a05f;box-shadow:0 0 16px rgba(208,160,95,.55)}
.hero-orbit i:nth-child(1){left:38px;top:150px}
.hero-orbit i:nth-child(2){right:64px;top:78px}
.hero-orbit i:nth-child(3){right:120px;bottom:44px}

.hero-caption{writing-mode:horizontal-tb;right:30px;bottom:30px;letter-spacing:.05em;text-transform:none;color:rgba(255,255,255,.52);font-size:10px}

.topbar{padding-left:26px;background:linear-gradient(to bottom,rgba(7,12,18,.92),rgba(7,12,18,.12));height:74px}
.mark{border-color:rgba(201,155,91,.65)}

@media(max-width:1050px){.hero-v6{grid-template-columns:1fr;padding-left:0}
.hero-index{display:none}
.hero-v6 .visual{position:absolute;inset:0;opacity:.42}
.hero-v6 .hero-copy{padding:120px 7vw 170px;background:linear-gradient(90deg,rgba(9,17,26,.98),rgba(9,17,26,.84) 70%,rgba(9,17,26,.52));z-index:5}
.hero-v6 h1{max-width:720px}
.hero-features{left:7vw;right:7vw}
.hero-v6 .hero-image::before{background:linear-gradient(90deg,#09111a 0%,rgba(9,17,26,.72) 64%,transparent 100%)}
}

@media(max-width:700px){.hero-v6 .hero-copy{padding:110px 7vw 220px}
.hero-v6 h1{font-size:clamp(46px,13vw,64px);line-height:.96}
.hero-v6 p br{display:none}
.hero-v6 .hero-actions{align-items:flex-start;flex-direction:column;gap:16px}
.hero-features{height:170px;grid-template-columns:1fr 1fr;gap:14px;padding-top:18px}
.hero-features article{padding:0 12px!important;border-right:0}
.hero-features span{font-size:11px}
.hero-orbit{display:none}
}