/* Base compartida de les demos 08–18 (v2). Cada demo hi afegeix el seu propi full al final. */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth;scroll-padding-top:96px;overflow-x:clip}
body{overflow-x:clip}
body{margin:0;font-family:var(--body);font-size:17px;line-height:1.6;color:var(--ink);background:var(--bg);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
img,svg{display:block;max-width:100%}
img{height:auto}
a{color:inherit}
h1,h2,h3,h4{margin:0;font-family:var(--display);font-weight:inherit;line-height:1.05}
p{margin:0}
ul,ol{margin:0;padding:0;list-style:none}
button,input,select,textarea{font:inherit;color:inherit}
button{cursor:pointer}
table{border-collapse:collapse;width:100%}
address{font-style:normal}
.ico{width:1.1em;height:1.1em;flex:none}
.wrap{width:min(1240px,100% - 48px);margin-inline:auto}
[role=region]{position:relative}
.sr{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}
.skip{position:absolute;left:16px;top:-60px;z-index:100;padding:10px 16px;background:var(--ink);color:var(--bg);border-radius:6px}
.skip:focus{top:12px}
:focus-visible{outline:3px solid var(--focus,var(--accent));outline-offset:3px}

/* Botons (cada demo en defineix la forma) */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:.6em;min-height:52px;padding:0 26px;border:0;text-decoration:none;font-weight:600;line-height:1.1;transition:transform .2s,background-color .2s,color .2s,box-shadow .2s}
.btn:hover{transform:translateY(-2px)}
.btn .ico{transition:transform .2s}
.btn:hover .ico{transform:translate(2px,-2px)}

/* Formulari compartit */
.demo-form .form-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px 16px;border:0;margin:0;padding:0;min-width:0}
.demo-form .wide{grid-column:1/-1}
.demo-form label,.demo-form legend{display:block;font-size:14px;font-weight:600;margin-bottom:7px}
.demo-form label small{font-weight:400;opacity:.7}
.demo-form input:not([type=checkbox]):not([type=radio]),.demo-form select,.demo-form textarea{width:100%;min-height:52px;padding:13px 15px;border:1.5px solid var(--line);border-radius:var(--field-r,8px);background:var(--field,#fff);transition:border-color .2s,box-shadow .2s}
.demo-form textarea{min-height:120px;resize:vertical}
.demo-form input:focus,.demo-form select:focus,.demo-form textarea:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 4px color-mix(in srgb,var(--accent) 18%,transparent)}
.demo-form .chips{border:0;margin:0;padding:0;display:flex;flex-wrap:wrap;gap:8px}
.demo-form .chips legend{width:100%;float:left;margin-bottom:9px}
.demo-form .chips label{margin:0;font-weight:500;cursor:pointer}
.demo-form .chips input{position:absolute;opacity:0}
.demo-form .chips span{display:inline-block;padding:9px 16px;border:1.5px solid var(--line);border-radius:999px;background:var(--field,#fff);font-size:15px;transition:.2s}
.demo-form .chips input:checked+span{background:var(--ink);border-color:var(--ink);color:var(--bg)}
.demo-form .chips input:focus-visible+span{outline:3px solid var(--accent);outline-offset:2px}
.demo-form .consent{display:flex;gap:10px;align-items:flex-start;font-weight:400;font-size:14px;line-height:1.45}
.demo-form .consent input{width:20px;height:20px;margin:1px 0 0;flex:none;accent-color:var(--accent)}
.demo-form .form-actions{margin-top:4px}
.demo-form .form-actions .btn{width:100%}
.demo-form .form-result{display:flex;gap:10px;align-items:center;padding:14px 16px;border-radius:var(--field-r,8px);background:color-mix(in srgb,var(--accent) 12%,#fff);color:var(--ink);font-weight:600;font-size:15px}
.demo-form .form-result[hidden]{display:none}
.demo-form .form-title{font-size:28px;margin-bottom:8px}
.demo-form .form-intro{margin-bottom:24px;opacity:.8}
fieldset:disabled{opacity:.75}

/* Avís de demostració */
.demo-pill{position:fixed;right:16px;bottom:16px;z-index:60;display:flex;align-items:center;gap:10px;margin:0;padding:9px 10px 9px 14px;border-radius:999px;background:rgba(17,17,17,.88);color:#fff;font:500 13px/1.2 system-ui,sans-serif;box-shadow:0 8px 30px rgba(0,0,0,.25);backdrop-filter:blur(8px)}
.demo-pill a{padding:6px 11px;border-radius:999px;background:#fff;color:#111;text-decoration:none;font-weight:600}
.demo-dot{width:8px;height:8px;border-radius:50%;background:#7ee08a;box-shadow:0 0 0 4px rgba(126,224,138,.2)}

/* Aparicions en desplaçar */
.js [data-reveal]{opacity:0;transform:translateY(28px);transition:opacity .8s cubic-bezier(.2,.7,.2,1),transform .8s cubic-bezier(.2,.7,.2,1)}
.js [data-reveal].in{opacity:1;transform:none}
.js [data-reveal="2"]{transition-delay:.1s}.js [data-reveal="3"]{transition-delay:.2s}.js [data-reveal="4"]{transition-delay:.3s}

/* Pàgines legals */
.legal-main{padding:150px 0 110px}
.legal-doc{width:min(760px,100% - 48px);margin-inline:auto}
.legal-doc h1{font-size:clamp(40px,6vw,64px);margin:18px 0 18px}
.legal-doc h2{font-size:24px;margin:40px 0 12px}
.legal-doc p{margin-bottom:12px;max-width:68ch}
.legal-back{font-weight:600;text-decoration:none;color:var(--accent)}
.legal-note{padding:14px 16px;border-left:4px solid var(--accent);background:color-mix(in srgb,var(--accent) 8%,transparent);font-size:15px}

@media (max-width:760px){
  body{font-size:16px}
  .wrap{width:calc(100% - 32px)}
  .demo-form .form-grid{grid-template-columns:1fr}
  .demo-pill{right:12px;bottom:12px;font-size:12px}
}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important}
  .js [data-reveal]{opacity:1;transform:none}
}

/* ——— Traç Estudi ——— */
:root{--bg:#f3f1ec;--ink:#111;--muted:#5c5a57;--violet:#5b3df5;--lilac:#e7e1ff;--line:#d9d5cc;--accent:#5b3df5;--focus:#5b3df5;
  --display:'Syne',system-ui,sans-serif;--body:'Manrope',system-ui,sans-serif;--field-r:0;--field:#fff}
h1,h2,h3{font-weight:800;letter-spacing:-.035em}
em{font-style:normal;color:var(--violet)}
.lbl{font-weight:600;font-size:14px;color:var(--muted);margin-bottom:14px}
.btn{border-radius:999px;font-weight:700}
.btn-violet{background:var(--violet);color:#fff}
.btn-violet:hover{background:#111}

/* Capçalera */
.hd{position:sticky;top:0;z-index:50;background:rgba(243,241,236,.9);backdrop-filter:blur(10px);border-bottom:1px solid transparent;transition:border-color .3s}
.scrolled .hd{border-color:var(--line)}
.hd-in{display:flex;align-items:center;gap:30px;height:72px;padding:0 max(24px,3vw)}
.logo{font:800 30px var(--display);letter-spacing:-.05em;text-decoration:none}
.logo span{color:var(--violet)}
.hd-geo{font-size:13px;color:var(--muted)}
.hd-av{display:flex;align-items:center;gap:8px;margin-left:auto;font-size:14px;font-weight:600}
.hd-av i{width:8px;height:8px;border-radius:50%;background:#22c55e;box-shadow:0 0 0 4px rgba(34,197,94,.18)}
#site-menu{display:flex;gap:26px}
#site-menu a{text-decoration:none;font-weight:600;font-size:15px;position:relative}
#site-menu a::before{content:"";position:absolute;left:-12px;top:50%;width:6px;height:6px;margin-top:-3px;border-radius:50%;background:var(--violet);transform:scale(0);transition:transform .2s}
#site-menu a:hover::before,#site-menu a[aria-current]::before{transform:scale(1)}
.menu-toggle{display:none;padding:10px 18px;border:1.5px solid var(--ink);border-radius:999px;background:none;font-weight:700}

/* Portada */
.hero{padding:70px 0 0}
.hero h1{font-size:clamp(50px,7.8vw,124px);line-height:.94;max-width:11.5em}
.inl{display:inline-block;width:1.7em;height:.78em;border-radius:999px;overflow:hidden;vertical-align:-.04em;margin:0 .04em}
.inl img{width:100%;height:100%;object-fit:cover}
.hero-row{display:flex;flex-wrap:wrap;justify-content:space-between;align-items:flex-end;gap:30px;margin:46px 0 60px}
.lead{font-size:20px;max-width:46ch;color:var(--muted)}
.hero-wide{margin:0 max(24px,3vw);border-radius:20px;overflow:hidden}
.hero-wide img{width:100%;height:clamp(300px,42vw,600px);object-fit:cover}
.marquee{overflow:hidden;padding:30px 0;border-bottom:1px solid var(--line)}
.marquee div{display:flex;width:max-content;animation:mq 30s linear infinite}
.marquee span{font:800 clamp(34px,4vw,56px) var(--display);letter-spacing:-.03em;padding:0 30px}
.marquee b{color:var(--violet);font-size:40px;align-self:center}
@keyframes mq{to{transform:translateX(-50%)}}

/* Serveis */
.services{padding:120px 0}
.s-head{display:flex;justify-content:space-between;align-items:baseline;gap:20px;margin-bottom:40px;border-bottom:1.5px solid var(--ink);padding-bottom:20px}
.s-head h2,.works h2,.contact h2{font-size:clamp(44px,6vw,92px);line-height:.95}
.s-list li a{position:relative;display:grid;grid-template-columns:90px 1.1fr 1fr 60px;gap:20px;align-items:center;padding:34px 0;border-bottom:1px solid var(--line);text-decoration:none;transition:padding .35s,color .25s}
.s-n{font-weight:600;color:var(--muted)}
.s-list h3{font-size:clamp(28px,3.2vw,46px)}
.s-list p{color:var(--muted)}
.s-go{display:grid;place-items:center;width:52px;height:52px;border-radius:50%;border:1.5px solid var(--ink);transition:background-color .25s,color .25s}
.s-img{position:absolute;right:120px;top:50%;width:260px;height:180px;border-radius:14px;overflow:hidden;transform:translateY(-50%) rotate(-4deg) scale(.6);opacity:0;pointer-events:none;transition:opacity .3s,transform .4s cubic-bezier(.2,.7,.2,1);z-index:2;box-shadow:0 20px 40px rgba(0,0,0,.2)}
.s-img img{width:100%;height:100%;object-fit:cover}
.s-list li a:hover{padding-left:20px;color:var(--violet)}
.s-list li a:hover .s-img{opacity:1;transform:translateY(-50%) rotate(-4deg) scale(1)}
.s-list li a:hover .s-go{background:var(--violet);border-color:var(--violet);color:#fff}

/* Projectes */
.works{padding:40px 0 120px}
.w-grid{display:grid;grid-template-columns:1.25fr .75fr;gap:30px 24px}
.work figure{margin:0;border-radius:20px;overflow:hidden;background:var(--lilac)}
.work img{width:100%;aspect-ratio:1;object-fit:cover;transition:transform .8s cubic-bezier(.2,.7,.2,1)}
.work:hover img{transform:scale(1.04)}
.work.big{grid-row:span 2}
.work.big img{aspect-ratio:auto;height:100%;min-height:640px}
.work.big figure{height:calc(100% - 70px)}
.work.wide{grid-column:span 2}
.work.wide img{aspect-ratio:21/9}
.w-meta{display:grid;grid-template-columns:1fr auto;gap:2px 20px;padding:16px 4px 0}
.w-meta h3{font-size:24px}
.w-meta p{grid-column:1;color:var(--muted);font-size:15px}
.w-meta span{grid-column:2;grid-row:1;font-weight:600;color:var(--muted)}

/* Estudi */
.studio{padding:120px 0;background:var(--ink);color:#fff}
.studio .lbl{color:rgba(255,255,255,.55)}
.manifesto{font-size:clamp(32px,4vw,60px);line-height:1.08;max-width:22ch;margin-bottom:70px}
.manifesto em{color:#a996ff}
.st-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:60px;align-items:start}
.st-grid figure{margin:0;border-radius:20px;overflow:hidden}
.st-grid img{width:100%;aspect-ratio:3/2;object-fit:cover}
.steps{display:grid;grid-template-columns:1fr 1fr;gap:34px 30px}
.steps span{font:800 16px var(--display);color:#a996ff}
.steps h3{font-size:26px;margin:8px 0}
.steps p{color:rgba(255,255,255,.65)}

/* Contacte */
.contact{padding:120px 0}
.c-grid{display:grid;grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr);gap:70px;align-items:start}
.contact h2{font-size:clamp(54px,5.8vw,92px)}
.mail{display:inline-block;margin:20px 0 40px;font:800 clamp(18px,1.7vw,24px) var(--display);color:var(--violet);text-decoration:none;border-bottom:3px solid currentColor;overflow-wrap:anywhere}
.c-info{display:grid;grid-template-columns:1fr 1fr;gap:20px;margin:0}
.c-info dt{font-weight:600;color:var(--muted);font-size:14px;margin-bottom:4px}
.c-info dd{margin:0}
.brief{padding:44px;background:var(--lilac);border-radius:24px}
.brief .form-title{font:800 34px var(--display);margin-bottom:24px;letter-spacing:-.03em}
.brief input:not([type=checkbox]):not([type=radio]),.brief select,.brief textarea{border:0;border-bottom:1.5px solid var(--ink);background:transparent;padding-left:0}
.brief .chips span{background:transparent;border-color:var(--ink)}
.brief .chips input:checked+span{background:var(--violet);border-color:var(--violet);color:#fff}
.brief .btn-primary{background:var(--ink);color:#fff}

/* Peu */
.ft{background:var(--ink);color:#fff;padding:60px 0 30px;overflow:hidden}
.ft-top{display:flex;flex-wrap:wrap;justify-content:space-between;gap:20px;color:rgba(255,255,255,.7)}
.ft-top nav{display:flex;gap:26px}
.ft-top a{text-decoration:none;font-weight:600;color:#fff}
.ft-word{font:800 clamp(120px,24vw,360px)/1 var(--display);letter-spacing:-.07em;margin:40px 0 50px -.04em;white-space:nowrap}
.ft-word span{color:var(--violet)}
.ft-legal{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;padding-top:22px;border-top:1px solid rgba(255,255,255,.15);font-size:14px;color:rgba(255,255,255,.6)}
.ft-legal nav{display:flex;gap:20px}
.ft a:hover{color:#a996ff}
.legal .ft-word{font-size:160px}

@media (max-width:1000px){
  .hd-geo{display:none}
  .s-list li a{grid-template-columns:60px 1fr 52px}
  .s-list p{grid-column:2;grid-row:2}
  .s-go{grid-column:3;grid-row:1/3}
  .s-img{display:none}
  .st-grid,.c-grid{grid-template-columns:1fr}
}
@media (max-width:760px){
  .menu-toggle{display:block}
  .hd-av{font-size:13px}
  #site-menu{position:absolute;inset:100% 0 auto;flex-direction:column;gap:0;padding:8px 24px 24px;background:var(--bg);border-bottom:1px solid var(--line);transform:translateY(-8px);opacity:0;visibility:hidden;transition:.25s}
  .menu-open #site-menu{transform:none;opacity:1;visibility:visible}
  #site-menu a{padding:16px 0;border-bottom:1px solid var(--line);font:800 28px var(--display)}
  #site-menu a::before{display:none}
  .hero{padding-top:40px}
  .hero-row{margin:30px 0 40px}
  .hero-wide{margin:0 16px}
  .services,.studio,.contact{padding:84px 0}
  .s-head{flex-direction:column;gap:0}
  .s-list li a{grid-template-columns:40px 1fr;padding:24px 0}
  .s-go{display:none}
  .w-grid{grid-template-columns:1fr}
  .work.big{grid-row:auto}
  .work.big img{min-height:0;aspect-ratio:1}
  .work.big figure{height:auto}
  .work.wide{grid-column:auto}
  .work.wide img{aspect-ratio:4/3}
  .steps{grid-template-columns:1fr}
  .brief{padding:28px 18px}
  .mail{font-size:17px}
  .ft-top nav{flex-wrap:wrap;gap:16px}
}
@media (max-width:460px){.hd-av{display:none}.menu-toggle{margin-left:auto}}