/* V4 responsive chapter navigation and safe overlays, appended after V3. */
.site-header .header-timeline{display:none!important}
.site-header,.site-header.solid,.site-header.light,.site-header.solid.light{
 display:block!important;padding:12px 20px!important;min-height:0!important;
 color:var(--brand-white)!important;background:color-mix(in srgb,var(--brand-plum) 94%,transparent)!important;
 border-radius:clamp(18px,3vw,42px)!important;
}
.v4-header{display:flex;align-items:center;min-width:0;width:100%;gap:clamp(10px,2vw,23px);color:var(--brand-white);font:500 13px/1.2 var(--brand-font)}
.v4-header-brand{display:flex;align-items:center;flex:none;gap:clamp(12px,2vw,23px)}
.v4-brand{display:grid;place-items:center;min-width:60px;width:clamp(65px,8vw,100px);height:82px;transition:opacity .2s}
.v4-brand:hover{opacity:.78}
.v4-brand img{display:block;width:100%;height:100%;object-fit:contain;filter:brightness(0) invert(1)}
.v4-brand-divider{display:block;height:60px;width:1px;background:color-mix(in srgb,var(--brand-white) 65%,transparent)}
.v4-icon{width:22px;height:22px;display:block;overflow:visible;color:currentColor}
.v4-desktop-rail{position:relative;isolation:isolate;display:flex!important;align-items:stretch;flex:1;min-width:0;height:90px;gap:3px;margin:0!important}
.v4-desktop-rail::before{content:'';position:absolute;top:65px;left:4%;right:4%;height:2px;background:color-mix(in srgb,var(--brand-white) 48%,transparent);z-index:-1}
.v4-nav-node{appearance:none;position:relative;border:0;background:none;color:color-mix(in srgb,var(--brand-white) 62%,transparent);padding:5px 2px 25px;display:flex;flex:1 1 0;min-width:0;align-items:center;justify-content:center;flex-direction:column;gap:3px;cursor:pointer;font:inherit;text-align:center;transition:color .24s,opacity .24s,transform .24s;z-index:1}
.v4-nav-node:hover,.v4-nav-node:focus-visible{color:var(--brand-white)}
.v4-nav-node.is-current,.v4-nav-node.is-parent-active{color:var(--brand-white)}
.v4-node-icon{display:grid;place-items:center;height:21px;flex:none;opacity:.8}
.v4-node-icon .v4-icon{height:20px;width:20px}
.v4-node-label{font-size:clamp(9px,.85vw,13px);font-weight:500;letter-spacing:-.01em;white-space:normal;line-height:1.13;text-wrap:balance;max-width:100%}
.v4-nav-node.is-current .v4-node-label{font-weight:700}
.v4-node-dot{position:absolute;top:59px;left:50%;width:12px;height:12px;background:var(--brand-paper);transform:translateX(-50%);border-radius:50%;box-shadow:0 0 0 1px #1113}
.v4-nav-node.is-current .v4-node-dot,.v4-nav-node.is-parent-active .v4-node-dot{background:var(--brand-primary);width:18px;height:18px;top:56px;box-shadow:0 0 0 7px color-mix(in srgb,var(--brand-primary) 18%,transparent),0 0 18px color-mix(in srgb,var(--brand-primary) 32%,transparent)}
.v4-research-group{position:relative;flex:1 1 0;display:flex;align-items:stretch;min-width:0;transition:flex-grow .48s cubic-bezier(.2,.7,.2,1);isolation:isolate;border-radius:32px}
.v4-research-group::before{content:'';position:absolute;inset:0;border:1px solid transparent;border-radius:32px;background:none;opacity:0;pointer-events:none;transition:opacity .3s}
.v4-research-group::after{content:'';position:absolute;top:65px;left:12%;right:4%;border-top:2px dashed color-mix(in srgb,var(--brand-white) 50%,transparent);opacity:0;z-index:-1}
.v4-research-group>.v4-child{display:none;opacity:0;transition:opacity .26s}
.v4-desktop.v4-research-open .v4-research-group{flex-grow:3.25;background:color-mix(in srgb,var(--brand-primary) 10%,transparent);outline:1px solid color-mix(in srgb,var(--brand-primary) 70%,transparent)}
.v4-desktop.v4-research-open .v4-research-group::after{opacity:1}
.v4-desktop.v4-research-open .v4-research-group>.v4-child{display:flex;opacity:1}
.v4-desktop.v4-research-open .v4-research-group .v4-nav-node:not(.v4-child)::after{content:'';position:absolute;top:65px;left:55%;width:45%;height:2px;background:var(--brand-primary);z-index:-1}
.v4-desktop.v4-research-open .v4-research-group>.v4-child .v4-node-icon{opacity:0;pointer-events:none}
.v4-desktop.v4-research-open .v4-research-group>.v4-child .v4-node-label{font-size:clamp(9px,.8vw,12px)}
.v4-desktop-rail>.v4-nav-node{flex:1 1 0}
.v4-nav-node:focus-visible,.v4-perspective-card:focus-visible,.v4-dock-actions button:focus-visible,.v4-note-minimize:focus-visible,.v4-note-mini:focus-visible{outline:2px solid var(--brand-primary);outline-offset:3px}
.v4-mobile{display:none}
/* The single original Main Box stays the semantic source of all text. */
#inizio .v4-hero-quote{display:flex;align-items:flex-end;gap:clamp(12px,2.5vw,32px);width:100%;margin-bottom:clamp(14px,1.8vw,25px)}
#inizio .v4-hero-quote h1{flex:1 1 auto;min-width:0;font-size:clamp(22px,2.15vw,42px);line-height:1.13;margin:0!important;letter-spacing:-.035em}
#inizio .v4-quote-first,#inizio .v4-quote-second{display:block}
#inizio .v4-hero-quote .hero-attribution{flex:none;margin:0 0 4px!important;max-width:130px;color:var(--brand-primary);font-size:clamp(12px,1vw,17px)!important;white-space:nowrap;font-style:italic}
#inizio .v4-mobile-profile{display:none}
#inizio .v4-mobile-story{display:none}
@media(max-width:1100px) and (min-width:901px){.v4-brand{width:65px}.v4-node-icon .v4-icon{width:17px;height:17px}.v4-header{gap:9px}.v4-header-brand{gap:12px}}
@media(max-width:900px){
 .site-header,.site-header.solid,.site-header.light,.site-header.solid.light{left:var(--page-margin)!important;right:var(--page-margin)!important;top:max(10px,env(safe-area-inset-top))!important;padding:9px 11px!important;border-radius:clamp(18px,7vw,30px)!important}
 .v4-desktop{display:none}
 .v4-mobile{display:flex;height:73px;gap:9px}
 .v4-header-brand{gap:9px}
 .v4-brand{width:clamp(38px,12vw,60px);height:58px;min-width:0}
 .v4-brand-divider{height:46px;width:1px}
 .v4-mobile-carousel{display:grid!important;grid-template-columns:minmax(0,1fr) minmax(0,1.45fr) minmax(0,1fr);align-items:stretch;gap:3px;margin:0!important;width:auto;flex:1;min-width:0;perspective:550px;overflow:visible}
 .v4-perspective-card{display:flex;align-items:center;justify-content:center;flex-direction:column;gap:4px;background:color-mix(in srgb,var(--brand-white) 6%,transparent);border:1px solid color-mix(in srgb,var(--brand-white) 12%,transparent);border-radius:clamp(11px,3vw,18px);color:color-mix(in srgb,var(--brand-white) 62%,transparent);padding:4px 2px;min-width:0;min-height:60px;cursor:pointer;transition:transform .4s cubic-bezier(.2,.72,.2,1),background .4s,box-shadow .4s;transform-style:preserve-3d}
 .v4-card-icon .v4-icon{width:clamp(14px,4.2vw,20px);height:clamp(14px,4.2vw,20px)}
 .v4-card-label{font:500 clamp(9px,2.8vw,12px)/1.12 var(--brand-font);white-space:normal;text-align:center;text-wrap:balance;max-width:100%;letter-spacing:-.03em}
 .v4-previous{transform:rotateY(-19deg) scale(.92);transform-origin:right center;border-right-color:color-mix(in srgb,var(--brand-primary) 28%,transparent)}
 .v4-next{transform:rotateY(19deg) scale(.92);transform-origin:left center;border-left-color:color-mix(in srgb,var(--brand-primary) 28%,transparent)}
 .v4-current{transform:translateZ(20px) scale(1.04);background:color-mix(in srgb,var(--brand-primary) 13%,var(--brand-plum));color:var(--brand-white);border:1.5px solid var(--brand-primary);box-shadow:0 0 17px color-mix(in srgb,var(--brand-primary) 13%,transparent);z-index:1}
 .v4-current .v4-card-icon .v4-icon{width:clamp(18px,5.5vw,25px);height:clamp(18px,5.5vw,25px);color:var(--brand-primary)}
 .v4-current .v4-card-label{font-size:clamp(11px,3.25vw,14px);font-weight:700}
 .v4-perspective-card[hidden]{visibility:hidden!important;display:block!important;pointer-events:none}
 /* Desktop-only profile is replaced by a floated mobile instance in the same text flow. */
 #inizio .hero-glass{display:block!important;width:100%!important;max-width:560px!important;height:auto!important;min-height:0!important;max-height:none!important;overflow:visible!important;padding:clamp(15px,4.2vw,25px)!important}
 #inizio .hero-copy{display:block!important;width:100%!important;max-width:none!important;overflow:visible!important}
 #inizio .v4-hero-quote{display:block!important;margin:0 0 clamp(12px,3vw,18px)!important}
 #inizio .v4-hero-quote h1{display:block!important;font-size:clamp(13px,3.83vw,24px)!important;line-height:1.26!important;letter-spacing:-.045em!important;max-width:none!important}
 #inizio .v4-quote-first,#inizio .v4-quote-second{display:block!important;white-space:nowrap!important}
 #inizio .v4-hero-quote .hero-attribution{display:block!important;font-size:clamp(11px,3.15vw,14px)!important;margin:8px 0 0!important;max-width:none}
 #inizio .v4-mobile-story{display:flow-root!important;min-height:0;width:100%;margin:0!important}
 #inizio .v4-mobile-profile{display:block!important;float:right;position:relative!important;grid-area:auto!important;width:min(48%,205px)!important;min-width:0!important;max-width:205px!important;height:auto!important;aspect-ratio:1!important;object-fit:cover!important;border-radius:50%;margin:0 0 7px clamp(10px,3vw,19px)!important}
 #inizio .hero-glass>.hero-profile{display:none!important}
 #inizio .v4-mobile-story .hero-intro-mobile,#inizio .v4-mobile-story .hero-body-paragraph.editorial-mobile{display:block!important;float:none!important;grid-area:auto!important;margin:0!important;width:auto!important;max-width:none!important;line-height:1.44!important;font-size:clamp(12px,3.48vw,16px)!important;letter-spacing:-.008em!important}
 #inizio .v4-mobile-story .hero-body-paragraph.editorial-mobile{margin-top:0!important}
 /* New consolidated dock: same controls and event handlers as V3. */
 #v4-mobile-dock{position:fixed;left:var(--page-margin);right:var(--page-margin);bottom:calc(max(11px,env(safe-area-inset-bottom)) + var(--hud-inset,0px));min-height:50px;display:grid;grid-template-columns:minmax(0,1fr) minmax(82px,1.5fr) auto;align-items:center;gap:clamp(5px,2.2vw,12px);z-index:91;pointer-events:none;transition:opacity .2s,transform .2s}
 #v4-mobile-dock.v4-dock-hidden{opacity:0;visibility:hidden;pointer-events:none;transform:translateY(16px)}
 .v4-dock-skip,.v4-dock-center,.v4-dock-actions{display:flex;align-items:center;min-width:0;pointer-events:auto}
 .v4-dock-center{justify-content:center}
 .v4-dock-actions{gap:clamp(5px,1.6vw,11px);justify-content:flex-end}
 #v4-mobile-dock :is(.v4-dock-menu,.v4-dock-chat,.v4-dock-scroll){min-width:44px;height:44px;border-radius:50%;display:grid;place-items:center;color:var(--brand-white);background:color-mix(in srgb,var(--brand-plum) 91%,transparent);border:1px solid color-mix(in srgb,var(--brand-white) 52%,transparent);padding:0;backdrop-filter:blur(12px);-webkit-backdrop-filter:blur(12px);cursor:pointer}
 #v4-mobile-dock .v4-dock-chat{border-color:var(--brand-primary);color:var(--brand-primary)}
 #v4-mobile-dock .v4-dock-chat .v4-icon{width:23px;height:23px}
 #v4-mobile-dock .v4-dock-menu svg{width:25px;height:25px;fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round}
 #v4-mobile-dock #skip-animation{display:block!important;position:static!important;inset:auto!important;transform:none!important;margin:0!important;min-width:44px!important;height:44px!important;max-height:44px!important;padding:5px 10px!important;border-radius:50px;background:color-mix(in srgb,var(--brand-plum) 91%,transparent)!important;color:var(--brand-white)!important;border:1px solid color-mix(in srgb,var(--brand-white) 58%,transparent)!important;white-space:nowrap;pointer-events:auto;min-height:44px!important}
 #v4-mobile-dock #skip-animation[hidden]{display:none!important}
 #v4-mobile-dock #hold-animation{position:static!important;inset:auto!important;transform:none!important;margin:0!important;min-width:0!important;max-width:100%!important;width:auto!important;height:48px!important;box-sizing:border-box!important;border-radius:28px!important;pointer-events:auto}
 #v4-mobile-dock #hold-animation[hidden]{display:none!important}
 #v4-mobile-dock #earth-autoplay-control{position:static!important;inset:auto!important;transform:none!important;margin:0!important;min-width:0!important;max-width:100%!important;width:max-content!important;min-height:44px!important;height:48px!important;box-sizing:border-box;display:flex!important;align-items:center!important;justify-content:center!important;padding:7px 11px!important;gap:6px;border-radius:28px!important;white-space:nowrap;font-size:clamp(9px,2.5vw,12px)!important;pointer-events:auto}
 #v4-mobile-dock #earth-autoplay-control[hidden]{display:none!important}
 #v4-mobile-dock .v4-dock-scroll{border-radius:30px;width:clamp(54px,17vw,80px);min-width:54px;max-width:100%;padding:6px}
 #v4-mobile-dock .v4-dock-scroll[hidden]{display:none!important}
 #v4-mobile-dock .v4-dock-scroll :is(.hud-directions,.hud-pan,.hud-mouse,.hud-keys){max-width:42px;max-height:39px}
 .mobile-menu-toggle{display:none!important}
 #chat-launcher{display:none!important}
 #page-scroll-indicator{visibility:hidden!important;pointer-events:none!important}
 html.chat-writing #v4-mobile-dock,html.chat-keyboard-open #v4-mobile-dock{visibility:hidden!important;pointer-events:none!important}
 #mobile-sections .v4-menu-child{margin-left:19px;width:calc(100% - 19px);border-left:2px dashed var(--brand-primary);border-radius:0 12px 12px 0;font-size:14px;color:var(--brand-muted)}
 /* World copy overlays: main-box-equivalent header clearance, no pictures. */
 #mondo .journey-note.project-note{top:calc(var(--compact-header-height,84px) + 18px)!important;bottom:auto!important;left:var(--page-margin)!important;right:var(--page-margin)!important;max-width:none!important;max-height:calc(100dvh - var(--compact-header-height,84px) - 104px)!important;overflow:auto!important;box-sizing:border-box;padding:clamp(13px,3.6vw,20px)!important;padding-right:50px!important}
 #mondo .journey-note.project-note .v4-note-minimize{position:absolute;right:7px;top:7px;border:1px solid color-mix(in srgb,var(--brand-white) 65%,transparent);background:color-mix(in srgb,var(--brand-plum) 75%,transparent);border-radius:50%;width:39px;height:39px;display:grid;place-items:center;color:var(--brand-white);font-size:23px;cursor:pointer}
 #mondo .journey-note.project-note .v4-note-mini{display:none;min-height:40px;padding:8px 12px;border-radius:30px;border:1px solid var(--brand-primary);background:var(--brand-plum);color:var(--brand-white);font:500 12px/1.2 var(--brand-font)}
 #mondo .journey-note.project-note.v4-note-compact{max-width:max-content!important;min-width:0!important;width:auto!important;right:auto!important;max-height:none!important;overflow:visible!important;padding:5px 48px 5px 8px!important;min-height:47px!important;border-radius:26px!important}
 #mondo .journey-note.project-note.v4-note-compact>p{display:none!important}
 #mondo .journey-note.project-note.v4-note-compact .v4-note-mini{display:block}
 #mondo .journey-note.project-note.v4-note-compact .v4-note-mini[hidden]{display:none}
}
@media(max-width:360px){.v4-mobile{gap:5px}.v4-header-brand{gap:5px}.v4-brand{width:36px}.v4-perspective-card{padding:4px 1px}.v4-card-label{font-size:9px}.v4-current .v4-card-label{font-size:11px}#inizio .v4-hero-quote h1{font-size:12.5px!important}}
@media(prefers-reduced-motion:reduce){.v4-perspective-card,.v4-nav-node,.v4-research-group,.v4-research-group::after{transition:none!important}}
/* V4 editorial composition: the author shares the quotation row on desktop. */
@media(min-width:901px){
 #inizio .hero-glass{display:grid!important;grid-template-columns:minmax(0,1.32fr) minmax(220px,1fr)!important;gap:clamp(12px,1.7vw,25px)!important;align-items:center!important;padding:clamp(20px,2.6vw,38px)!important;height:auto!important;max-height:none!important}
 #inizio .hero-copy{display:contents!important}
 #inizio .v4-hero-quote{grid-column:1/-1!important;grid-row:1!important;display:grid!important;grid-template-columns:minmax(0,1fr) auto!important;gap:clamp(16px,2vw,30px)!important;align-items:end!important;margin:0 0 6px!important}
 #inizio #hero-title{font-size:clamp(24px,2.4vw,39px)!important;letter-spacing:-.045em!important;line-height:1.13!important;max-width:none!important;width:100%!important;text-align:left!important}
 #inizio #hero-title :is(.v4-quote-first,.v4-quote-second){display:block!important;white-space:nowrap!important;margin:0!important}
 #inizio .v4-hero-quote .hero-attribution{align-self:end!important;grid-column:2!important;margin:0 0 4px!important}
 #inizio .hero-intro.editorial-desktop{grid-column:1!important;grid-row:2!important;width:auto!important;max-width:none!important;align-self:end!important;margin:0!important;font-size:clamp(16px,1.25vw,20px)!important;line-height:1.48!important;text-align:left!important}
 #inizio .hero-body-paragraph.editorial-desktop{grid-column:1!important;grid-row:3!important;align-self:start!important;width:auto!important;max-width:none!important;margin:0!important;font-size:clamp(16px,1.25vw,19px)!important;line-height:1.5!important;text-align:left!important}
 #inizio .hero-glass>.hero-profile{grid-column:2!important;grid-row:2/span 2!important;justify-self:center!important;align-self:center!important;width:min(100%,310px)!important;max-width:310px!important;height:auto!important;aspect-ratio:1!important;object-fit:cover!important}
}
@media(max-width:900px){
 #inizio #hero-title{font-size:clamp(12.8px,4.05vw,23px)!important;line-height:1.23!important;letter-spacing:-.047em!important}
 #inizio #hero-title :is(.v4-quote-first,.v4-quote-second){margin:0!important;white-space:nowrap!important}
}
@media(max-width:900px){
 #v4-mobile-dock .v4-dock-scroll{position:relative;overflow:hidden;color:var(--brand-white)!important}
 #v4-mobile-dock .v4-dock-scroll svg{fill:none!important;stroke:currentColor!important;stroke-width:1.6!important;stroke-linecap:round;stroke-linejoin:round}
 #v4-mobile-dock .v4-dock-scroll .hud-mouse,#v4-mobile-dock .v4-dock-scroll .hud-keys,#v4-mobile-dock .v4-dock-scroll .pan-icon{display:none!important}
 #v4-mobile-dock .v4-dock-scroll .hud-pan{display:block!important;width:30px!important;height:35px!important;position:relative}
 #v4-mobile-dock .v4-dock-scroll .hud-directions{display:block!important;position:absolute!important;inset:0!important;width:44px!important;height:44px!important;margin:auto!important}
 #v4-mobile-dock .v4-dock-scroll .hud-directions [data-direction]{opacity:0}
 #v4-mobile-dock .v4-dock-scroll .hud-directions [data-direction=down]{opacity:1;stroke:var(--brand-primary)!important}
}
@media(min-width:901px){
 /* Storytelling compact controls are intentionally mobile-only. */
 #mondo .journey-note.project-note .v4-note-minimize,
 #mondo .journey-note.project-note .v4-note-mini{display:none!important}
}
@media(max-width:900px){
 .v4-card-subtitle{display:none;line-height:1.1;font-size:clamp(7px,1.9vw,9px);color:var(--brand-primary);white-space:nowrap;font-weight:500}
 .v4-current .v4-card-subtitle:not(:empty){display:block}
 .v4-perspective-card{transition:transform .18s linear,background .28s,border-color .28s!important}
 .v4-previous{transform:translateX(calc(var(--v4-shift,0) * -10%)) rotateY(-19deg) scale(.92)}
 .v4-current{transform:translate3d(calc(var(--v4-shift,0) * -9%),0,20px) scale(1.04)}
 .v4-next{transform:translateX(calc(var(--v4-shift,0) * -10%)) rotateY(19deg) scale(.92)}
}
@media(max-width:360px){
 #v4-mobile-dock #earth-autoplay-control span{display:none!important}
 #v4-mobile-dock #earth-autoplay-control{width:64px!important}
 #v4-mobile-dock #hold-animation span{display:none!important}
}