/* Túzzaro design — site v1.1 · full-page slides */
:root{
  --night:#06080C; --night-2:#0A0E14; --paper:#F3F1EC; --paper-2:#E8E5DE;
  --fg:#EEF0F3; --fg-2:#B5BCC6; --dim:#7A8390; --ink:#15181D; --ink-2:#4A5059; --ink-dim:#8A9098;
  --hair:rgba(238,240,243,.16); --hair-ink:rgba(21,24,29,.16);
  --cy:#8FE6EE; --mg:#EFA9DA; --yl:#F3DE96; --bl:#9FB2FF; --rd:#FF9C96; --gr:#8CF0B4;
  --display:'Jost','Futura','Century Gothic',system-ui,sans-serif;
  --body:'IBM Plex Sans',system-ui,-apple-system,'Segoe UI',sans-serif;
  --mono:'IBM Plex Mono',ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --gutter:clamp(20px,3vw,44px);
  --nav:#EEF0F3;
}
*{box-sizing:border-box}
html{scroll-snap-type:y mandatory;scroll-behavior:smooth}
body{margin:0;-webkit-text-size-adjust:100%;background:var(--night);color:var(--fg);font-family:var(--body);font-weight:300;font-size:16px;line-height:1.6;-webkit-font-smoothing:antialiased;overflow-x:hidden}
body[data-slide="about"],body[data-slide="contact"]{--nav:#15181D}
a{color:inherit;text-decoration:none}
h1,h2,h3{font-family:var(--display);font-weight:300;margin:0;text-wrap:balance}
p{margin:0}
.eyebrow{font-family:var(--display);font-weight:400;font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--dim)}
.paper .eyebrow{color:var(--ink-dim)}
:focus-visible{outline:2px solid var(--cy);outline-offset:3px}
.slide{position:relative;height:100vh;height:100dvh;scroll-snap-align:start;scroll-snap-stop:always;overflow:hidden}

/* ---------- chrome: transparent, never a bar ---------- */
.top{position:fixed;inset:0 0 auto 0;z-index:40;display:flex;justify-content:space-between;align-items:center;padding:22px var(--gutter);padding-top:max(22px,env(safe-area-inset-top));pointer-events:none}
.top>*{pointer-events:auto}
.top .sig{height:54px;width:auto;display:block;color:var(--nav);transition:color .4s,opacity .4s}
.top .sig svg{height:100%;width:auto;display:block}
body[data-slide="hero"] .top .sig,body:not([data-slide]) .top .sig{opacity:0;pointer-events:none}
.top nav{display:flex;gap:26px}
.top nav a{font-family:var(--display);font-weight:400;font-size:12px;letter-spacing:.16em;text-transform:uppercase;color:var(--nav);padding:6px 0;border-bottom:1px solid transparent;transition:color .4s,border-color .25s}
.top nav a:hover,.top nav a[aria-current]{border-bottom-color:var(--nav)}

/* ---------- 1 · hero ---------- */
#hero canvas{position:absolute;inset:0;width:100%;height:100%;display:block;touch-action:none;cursor:grab}
#hero canvas.grabbing{cursor:grabbing}
.hero-copy{position:absolute;left:var(--gutter);bottom:clamp(26px,7vh,68px);z-index:5;max-width:min(42vw,560px);pointer-events:none}
.hero-copy .lede{font-size:clamp(15px,1.15vw,17.5px);line-height:1.55;color:var(--fg-2);max-width:48ch}
.hero-copy .concept{display:none}
.hero-copy.info .lede{display:none}
.hero-copy.info .concept{display:block}
.concept .ct{font-family:var(--display);font-weight:400;font-size:12px;letter-spacing:.2em;text-transform:uppercase;margin-bottom:8px}
.concept .cx{font-size:15px;line-height:1.55;color:var(--fg-2);max-width:40ch}
.concept .back{pointer-events:auto;display:inline-block;margin-top:12px;font-family:var(--display);font-weight:400;font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--dim);border:0;border-bottom:1px solid var(--hair);padding:0 0 3px;cursor:pointer;background:none}
/* posicion y opacidad las pone hero.js con transform; hasta el primer frame no se ve nada */
.lab{position:absolute;left:0;top:0;opacity:0;z-index:4;transform:translate(-50%,-50%);font-family:var(--display);font-weight:400;font-size:13px;letter-spacing:.22em;text-transform:uppercase;white-space:nowrap;display:flex;align-items:center;gap:10px;cursor:grab;user-select:none;-webkit-user-select:none;touch-action:none;padding:6px 8px;margin:-6px -8px;transition:opacity .35s;will-change:transform}
.lab:active{cursor:grabbing}
.lab i{width:6px;height:6px;border-radius:50%;background:currentColor;display:block;box-shadow:0 0 10px currentColor}
.lab.sec{font-size:11.5px;letter-spacing:.2em}
.lab.sec i{width:5px;height:5px}
.lab.core{pointer-events:none;gap:0}
.hsub{position:absolute;left:0;top:0;z-index:3;transform:translate(-50%,-50%);font-family:var(--display);font-weight:400;font-size:10.5px;letter-spacing:.16em;text-transform:uppercase;white-space:nowrap;pointer-events:none;color:inherit;will-change:transform}
/* la firma se escala con transform (no con height) para que la oscilacion no vaya a saltos */
.lab.core{transition:none;transform-origin:0 0;padding:0;margin:0}
.lab.core svg{display:block;width:auto;height:200px;color:#06080C}

/* ---------- 2 · work: one slide, lateral arrows ---------- */
#projects .track{position:absolute;inset:0}
.panel{position:absolute;inset:0;width:100%;height:100%;overflow:hidden;background:var(--night);transition:transform .8s cubic-bezier(.23,1,.32,1);will-change:transform;backface-visibility:hidden}
.panel video,.panel img.poster{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:center}
.panel .shade{position:absolute;inset:0;background:linear-gradient(to top,rgba(6,8,12,.88) 0%,rgba(6,8,12,.34) 36%,rgba(6,8,12,0) 62%),linear-gradient(to bottom,rgba(6,8,12,.55) 0%,rgba(6,8,12,0) 20%)}
.cap{position:absolute;left:var(--gutter);right:calc(var(--gutter) + 74px);bottom:clamp(44px,7vh,80px);display:grid;grid-template-columns:1fr auto;gap:28px;align-items:end;z-index:3}
.cap h2{font-size:clamp(30px,4.2vw,58px);line-height:1;letter-spacing:-.015em;font-weight:200}
.cap .line{margin-top:10px;font-size:clamp(15px,1.2vw,18px);color:var(--fg);max-width:54ch;line-height:1.45;font-family:var(--display);font-weight:300}
.cap .para{margin-top:10px;font-size:14.5px;color:var(--fg-2);max-width:58ch;line-height:1.55}
.cap .meta{font-family:var(--mono);font-size:10.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--dim);text-align:right;line-height:1.9;white-space:nowrap}
.arw{position:absolute;top:50%;transform:translateY(-50%);z-index:6;width:58px;height:58px;border:1px solid rgba(238,240,243,.34);border-radius:50%;background:rgba(6,8,12,.22);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);cursor:pointer;color:var(--fg);display:flex;align-items:center;justify-content:center;opacity:.85;transition:opacity .25s,transform .25s,background .25s,border-color .25s}
.arw:hover{opacity:1;background:rgba(6,8,12,.5);border-color:rgba(238,240,243,.75)}

.arw.prev{left:var(--gutter)}
.arw.next{right:var(--gutter)}
.arw:hover.prev{transform:translateY(-50%) translateX(-4px)}
.arw:hover.next{transform:translateY(-50%) translateX(4px)}
.arw svg{width:22px;height:22px;stroke:currentColor;stroke-width:1.2;fill:none;stroke-linecap:round;stroke-linejoin:round}
.arw.next svg{margin-left:2px}.arw.prev svg{margin-right:2px}
.wbars{position:absolute;left:var(--gutter);right:var(--gutter);bottom:16px;z-index:6;display:flex;gap:6px}
.wbars i{flex:1;height:2px;background:var(--hair);display:block;cursor:pointer}
.wbars i.on{background:var(--fg);opacity:.8}

/* ---------- 3 · developments: one slide, three full-height panels, text over image ---------- */
#developments{background:var(--night)}
.trip{position:absolute;inset:0;display:grid;grid-template-columns:repeat(3,1fr);gap:2px;background:var(--night)}
.card{position:relative;overflow:hidden;display:block;background:var(--night)}
.card img,.card video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;transform:scale(1.03);transition:transform 1.2s cubic-bezier(.23,1,.32,1)}
.card:hover img,.card:hover video{transform:scale(1.06)}
.card::after{content:"";position:absolute;inset:0;background:linear-gradient(to top,rgba(6,8,12,.97) 0%,rgba(6,8,12,.90) 27%,rgba(6,8,12,.52) 40%,rgba(6,8,12,.08) 60%,rgba(6,8,12,.22) 100%);transition:opacity .5s}
.card:hover::after{opacity:.88}
.card .txt{position:absolute;left:clamp(18px,1.6vw,26px);right:clamp(18px,1.6vw,26px);bottom:clamp(26px,4vh,46px);z-index:2}
.card h3{font-size:clamp(24px,2.5vw,38px);font-weight:200;letter-spacing:-.012em;line-height:1.02}
.card .one{margin-top:10px;font-family:var(--display);font-weight:300;font-size:clamp(14px,1.15vw,17px);color:var(--fg);line-height:1.35;max-width:26ch;min-height:2.7em}
.card .d{margin-top:10px;font-size:13.5px;color:var(--fg-2);line-height:1.5;max-width:34ch}
.card .open{display:inline-flex;align-items:center;gap:10px;margin-top:16px;font-family:var(--display);font-weight:400;font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--fg);border-bottom:1px solid var(--hair);padding-bottom:5px}
.card .open i{width:22px;height:1px;background:var(--fg);display:block;transition:width .3s}
.card:hover .open i{width:36px}

/* ---------- 4 · about ---------- */
#about{background:var(--paper);color:var(--ink)}
.ab-wrap{position:absolute;inset:0;overflow:hidden auto;scrollbar-width:none;display:grid;grid-template-rows:auto minmax(max-content,1fr) auto;row-gap:clamp(24px,3.8vh,48px);padding:clamp(88px,11vh,124px) var(--gutter) clamp(22px,3.4vh,44px);max-width:1760px;margin:0 auto}
.ab-wrap::-webkit-scrollbar{display:none}
.ab-head{min-width:0}
.ab-head h2{font-size:clamp(26px,1.5vw + 1.3vh,42px);line-height:1.1;letter-spacing:-.015em;font-weight:200;color:var(--ink);white-space:nowrap;text-wrap:nowrap}
.ab-intro{margin-top:clamp(16px,2.4vh,26px);display:grid;gap:clamp(10px,1.5vh,16px)}
.ab-intro p{margin:0;font-size:clamp(15px,.65vw + .6vh,18px);line-height:1.6;color:var(--ink-2)}
.ab-main{min-width:0;align-self:start;display:grid;grid-template-columns:1fr 1fr;column-gap:clamp(48px,6vw,130px);align-items:start}
.ab-group{min-width:0}
.ab-glab{font-family:var(--display);font-weight:400;font-size:11.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink-dim);padding-bottom:9px;border-bottom:1px solid var(--ink)}
.ab-item{border-bottom:1px solid var(--hair-ink)}
.ab-t{display:flex;align-items:center;justify-content:space-between;gap:20px;width:100%;text-align:left;background:none;border:0;padding:clamp(8px,1.4vh,15px) 0;cursor:pointer;font-family:var(--display);font-weight:300;font-size:clamp(15px,.65vw + .65vh,20px);line-height:1.25;letter-spacing:-.005em;color:var(--ink);transition:color .25s}
.ab-t:hover{color:var(--ink-2)}
.ab-t i{position:relative;flex:none;width:14px;height:14px;display:block}
.ab-t i::before,.ab-t i::after{content:"";position:absolute;background:currentColor;left:0;top:6.5px;width:14px;height:1px;transition:transform .35s}
.ab-t i::after{transform:rotate(90deg)}
.ab-item.open .ab-t i::after{transform:rotate(0)}
.ab-x{display:grid;grid-template-rows:0fr;transition:grid-template-rows .4s cubic-bezier(.23,1,.32,1)}
.ab-x>p{overflow:hidden;min-height:0;font-size:clamp(13px,.5vw + .5vh,15px);line-height:1.58;color:var(--ink-2);max-width:62ch;padding:0}
.ab-item.open .ab-x{grid-template-rows:1fr}
.ab-item.open .ab-x>p{padding-bottom:clamp(12px,1.8vh,18px)}
.partners{border-top:1px solid var(--ink);padding-top:clamp(8px,1.4vh,14px)}
.pgrid{display:grid;grid-template-columns:minmax(0,1fr) auto;gap:clamp(24px,4vw,64px);margin-top:clamp(8px,1.4vh,14px);align-items:start}
.plist{display:grid;grid-template-columns:repeat(5,1fr);gap:clamp(14px,2vw,34px);align-items:start}
.col+.col .plist{grid-template-columns:1fr}
.pitem b{display:block;font-family:var(--display);font-weight:400;font-size:clamp(13.5px,1.15vw,17px);letter-spacing:.01em;color:var(--ink);line-height:1.1}
.pitem span{display:block;font-family:var(--mono);font-size:9.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-dim);margin-top:5px}
.pgrid .col+.col{border-left:1px solid var(--hair-ink);padding-left:clamp(20px,3vw,44px)}
.logos{display:flex;gap:clamp(24px,3vw,48px);align-items:flex-start}
.lg{display:flex;flex-direction:column;align-items:center;text-align:center;flex:none}
.lg .lgi{height:clamp(42px,6vh,58px);display:flex;align-items:center;justify-content:center}
.lg img{width:auto;max-width:200px;object-fit:contain;opacity:.9}
.lg b{margin-top:9px;font-family:var(--display);font-weight:400;font-size:12.5px;letter-spacing:.01em;color:var(--ink);line-height:1.15;white-space:nowrap}
.lg span,.lg em{font-family:var(--mono);font-style:normal;font-size:9px;letter-spacing:.09em;text-transform:uppercase;color:var(--ink-dim);margin-top:4px;white-space:nowrap;line-height:1.2}
.lg em{color:var(--ink-dim);opacity:.75}
.marq{overflow:hidden;min-width:0;-webkit-mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent);mask-image:linear-gradient(90deg,transparent,#000 5%,#000 95%,transparent)}
.mtrack{display:flex;width:max-content;animation:marq 48s linear infinite}
.mset{display:flex;gap:clamp(36px,4vw,64px);padding-right:clamp(36px,4vw,64px)}
@keyframes marq{to{transform:translate3d(-50%,0,0)}}
@media (prefers-reduced-motion:reduce){.mtrack{animation:none}.marq{overflow-x:auto;mask-image:none;-webkit-mask-image:none}}
.pgrid .plab{font-family:var(--mono);font-size:9.5px;letter-spacing:.11em;text-transform:uppercase;color:var(--ink-dim);margin-bottom:12px}

/* ---------- 5 · contact ---------- */
#contact{background:var(--paper);color:var(--ink)}
.ct-wrap{position:absolute;inset:0;display:grid;align-content:center;padding:clamp(96px,13vh,132px) var(--gutter) clamp(40px,6vh,64px);max-width:1400px;margin:0 auto}
.ct-main{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);grid-template-rows:auto auto auto auto;column-gap:clamp(48px,7vw,130px);row-gap:0;align-items:stretch}
.ct-intro{grid-area:1/1;align-self:end;padding-bottom:clamp(28px,4.5vh,52px)}
.ct-main h2{font-size:clamp(24px,2.05vw,40px);line-height:1.1;letter-spacing:-.018em;font-weight:200;color:var(--ink);white-space:nowrap}
.ct-main .sub{margin:16px 0 0;font-size:15px;line-height:1.6;color:var(--ink-2)}
.ct-data{grid-area:2/1/4/2;margin:0;display:flex;flex-direction:column;border-bottom:1px solid var(--hair-ink)}
.ct-data>div{flex:1;display:grid;grid-template-columns:88px minmax(0,1fr);gap:18px;align-items:center;align-content:center;padding:12px 0;border-top:1px solid var(--hair-ink)}
.ct-data dt{font-family:var(--display);font-weight:400;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-dim)}
.ct-data dd{margin:0;font-size:16px;line-height:1.5;color:var(--ink)}
.ct-data dd a{border-bottom:1px solid transparent;transition:border-color .25s}
.ct-data dd a:hover{border-bottom-color:var(--ink)}
form.ct{display:contents}
form.ct .row2{grid-area:1/2;align-self:end;display:grid;grid-template-columns:1fr 1fr;gap:clamp(16px,1.8vw,28px)}
form.ct .f-co{grid-area:2/2;padding-top:clamp(18px,2.6vh,30px)}
form.ct .f-msg{grid-area:3/2;padding-top:clamp(18px,2.6vh,30px);display:flex;flex-direction:column}
form.ct .f-msg textarea{flex:1}
form.ct .ct-foot{grid-area:4/2}
form.ct .hp{position:absolute;left:-9999px;opacity:0}
form.ct label em{font-style:normal;text-transform:none;letter-spacing:.02em;opacity:.7}
form.ct label{display:block;font-family:var(--display);font-weight:400;font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--ink-dim);margin-bottom:7px}
form.ct input,form.ct select,form.ct textarea{width:100%;background:none;border:0;border-bottom:1px solid var(--ink-dim);border-radius:0;color:var(--ink);font-family:var(--body);font-weight:300;font-size:16px;padding:6px 0 9px;outline:none;transition:border-color .25s}
form.ct textarea{resize:none;min-height:104px;line-height:1.5}
form.ct input:focus,form.ct select:focus,form.ct textarea:focus{border-bottom-color:var(--ink)}
form.ct select{appearance:none;-webkit-appearance:none;background-image:linear-gradient(45deg,transparent 50%,var(--ink-dim) 50%),linear-gradient(135deg,var(--ink-dim) 50%,transparent 50%);background-position:calc(100% - 9px) 15px,calc(100% - 4px) 15px;background-size:5px 5px;background-repeat:no-repeat}
form.ct select option{background:var(--paper);color:var(--ink)}
form.ct .ct-foot{display:flex;align-items:center;gap:22px;padding-top:clamp(22px,3.4vh,40px);flex-wrap:wrap}
form.ct button{background:var(--ink);color:var(--paper);border:0;border-radius:0;font-family:var(--display);font-weight:400;font-size:12px;letter-spacing:.2em;text-transform:uppercase;padding:15px 42px;cursor:pointer;transition:opacity .25s}
form.ct button:hover{opacity:.82}
form.ct button:disabled{opacity:.45;cursor:default}
form.ct .ct-status{font-family:var(--mono);font-size:10.5px;letter-spacing:.06em;color:var(--ink-dim)}
.foot{padding-top:20px;border-top:1px solid var(--hair);display:flex;justify-content:space-between;gap:20px;flex-wrap:wrap;font-family:var(--mono);font-size:10.5px;letter-spacing:.08em;text-transform:uppercase;color:var(--dim)}

/* ---------- responsive ---------- */
@media (max-width:900px){
  /* movil: scroll libre (el snap con slides mas altas que la pantalla daba saltos) y barra superior con fondo,
     para que el menu no quede encima del texto */
  html{scroll-snap-type:none}
  .top{--topbg:rgba(6,8,12,.82);background:var(--topbg);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);transition:background .4s}
  body[data-slide="hero"] .top{background:transparent;-webkit-backdrop-filter:none;backdrop-filter:none}
  body[data-slide="about"] .top,body[data-slide="contact"] .top{--topbg:rgba(243,241,236,.88)}
  .slide{height:auto;min-height:100dvh}
  .hero-copy{max-width:78vw;bottom:96px}
      .lab{font-size:11px}.lab.sec{font-size:10px}.hsub{font-size:9px}
  #hero,#projects{height:100dvh}
  .cap{grid-template-columns:1fr;gap:10px;bottom:64px}
  .cap .meta{text-align:left;white-space:normal}
  .cap .para{display:none}
  .arw{width:48px}.arw.prev{left:2px}.arw.next{right:2px}
  .trip{position:static;grid-template-columns:1fr;gap:2px}
  .card{min-height:64vh}
  .ab-wrap,.ct-wrap{position:static;padding:124px var(--gutter) 40px}
  .ct-main{grid-template-columns:1fr;grid-template-rows:none;grid-auto-rows:auto}
  .ct-intro,.ct-data,form.ct .row2,form.ct .f-co,form.ct .f-msg,form.ct .ct-foot{grid-area:auto}
  .ct-data{margin:22px 0 26px}
  .ct-main h2{white-space:normal}
  form.ct .f-msg textarea{min-height:120px}
  .ab-head h2{white-space:normal;text-wrap:balance}
  .ab-main{grid-template-columns:1fr;row-gap:32px}
  .pgrid{grid-template-columns:minmax(0,1fr);gap:22px}
  .plist{grid-template-columns:1fr 1fr}
  .pgrid .col+.col{border-left:0;padding-left:0;border-top:1px solid var(--hair-ink);padding-top:18px}
  form.ct .row2{grid-template-columns:1fr}
  .ct-data>div{grid-template-columns:72px minmax(0,1fr)}
  .top nav{gap:16px}.top nav a{font-size:10.5px;letter-spacing:.1em}
}
@media (min-width:901px) and (orientation:portrait){
  .ab-wrap{grid-template-rows:auto auto auto;align-content:start;row-gap:clamp(36px,5vh,72px)}
}
@media (max-width:600px){
  .top{flex-direction:column;align-items:flex-start;gap:10px;padding-top:16px}
  .top .sig{height:34px}
  .top nav{gap:14px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}.card img,.card video{transition:none}.panel{transition:none}}