/* 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}
}

/* ——— Impuls Estudi ——— */
:root{--bg:#f2f1ec;--ink:#0d131f;--dark:#0d131f;--lime:#d6ff3c;--cobalt:#3d5afe;--accent:#3d5afe;--focus:#d6ff3c;--line:#d9d7cf;--muted:#5d6472;
  --display:'Archivo',Impact,sans-serif;--body:'Inter Tight',system-ui,sans-serif;--field-r:4px}
.mega,.big,.mid{font-family:var(--display);font-stretch:62%;font-weight:900;text-transform:uppercase;letter-spacing:-.005em;line-height:.86}
.mega{font-size:clamp(64px,11vw,176px)}
.big{font-size:clamp(46px,6.4vw,96px)}
.mid{font-size:clamp(32px,3.4vw,48px)}
mark{background:none;color:var(--lime)}
.kicker{display:inline-flex;align-items:center;gap:10px;font-weight:600;font-size:14px;letter-spacing:.14em;text-transform:uppercase;color:var(--lime)}
.kicker::before{content:"";width:28px;height:3px;background:currentColor;transform:skewX(-30deg)}
.kicker.dark{color:var(--cobalt)}
.body-l{font-size:19px;line-height:1.6;color:var(--muted);max-width:56ch}
.btn{border-radius:4px;text-transform:uppercase;letter-spacing:.06em;font-size:14px;font-weight:700}
.btn-lime{background:var(--lime);color:var(--ink)}
.btn-lime:hover{box-shadow:0 10px 30px rgba(214,255,60,.35)}
.btn-ghost{color:#fff;box-shadow:inset 0 0 0 2px rgba(255,255,255,.4)}
.btn-ghost:hover{box-shadow:inset 0 0 0 2px #fff}
.btn-line{box-shadow:inset 0 0 0 2px var(--ink)}
.btn-dark{background:var(--ink);color:#fff}

/* Capçalera */
.hd{position:fixed;inset:0 0 auto;z-index:50;color:#fff;transition:background-color .3s,box-shadow .3s}
.scrolled .hd,.legal .hd,.menu-open .hd{background:rgba(13,19,31,.94);backdrop-filter:blur(10px);box-shadow:0 1px 0 rgba(255,255,255,.08)}
.hd-in{display:flex;align-items:center;justify-content:space-between;height:78px}
.logo{display:flex;align-items:baseline;gap:6px;text-decoration:none;font-family:var(--display);font-stretch:62%;font-weight:900;font-size:34px;text-transform:uppercase;letter-spacing:.01em}
.logo small{font:600 12px var(--body);letter-spacing:.2em;text-transform:uppercase;color:var(--lime)}
.logo-mark{width:14px;height:26px;background:var(--lime);transform:skewX(-20deg);align-self:center;margin-right:4px}
#site-menu{display:flex;align-items:center;gap:30px}
#site-menu a{text-decoration:none;font-weight:600;font-size:15px;opacity:.85}
#site-menu a:hover,#site-menu a[aria-current]{opacity:1;color:var(--lime)}
#site-menu .hd-cta{display:inline-flex;align-items:center;gap:8px;padding:12px 18px;background:var(--lime);color:var(--ink);border-radius:4px;opacity:1;text-transform:uppercase;font-size:13px;letter-spacing:.06em}
#site-menu .hd-cta:hover{color:var(--ink)}
.menu-toggle{display:none;align-items:center;gap:8px;padding:10px 14px;border:1.5px solid rgba(255,255,255,.35);border-radius:4px;background:none;color:#fff;font-weight:600}

/* Portada */
.hero{position:relative;min-height:max(720px,100svh);display:flex;flex-direction:column;justify-content:flex-end;background:var(--dark);color:#fff;clip-path:polygon(0 0,100% 0,100% calc(100% - 70px),0 100%);padding-bottom:110px;overflow:hidden}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;object-position:60% 30%;filter:saturate(.85)}
.hero::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(13,19,31,.92) 0%,rgba(13,19,31,.65) 45%,rgba(13,19,31,.15) 80%),linear-gradient(0deg,rgba(13,19,31,.9),transparent 45%)}
.hero-in,.hero-stats{position:relative;z-index:2}
.hero-in{padding-top:140px}
.hero .mega{margin:22px 0 30px}
.hero-foot{display:flex;flex-wrap:wrap;align-items:flex-end;justify-content:space-between;gap:28px 60px}
.hero .lead{max-width:520px;font-size:19px;color:rgba(255,255,255,.82)}
.actions{display:flex;flex-wrap:wrap;gap:12px}
.hero-stats{display:grid;grid-template-columns:repeat(4,1fr);margin-top:60px;border-top:1px solid rgba(255,255,255,.18)}
.hero-stats li{display:flex;align-items:center;gap:14px;padding:22px 20px 0 0}
.hero-stats b{font-family:var(--display);font-stretch:62%;font-weight:900;font-size:48px;line-height:1;color:var(--lime)}
.hero-stats span{font-size:13px;line-height:1.35;color:rgba(255,255,255,.7)}

/* Banda */
.ticker{overflow:hidden;background:var(--lime);color:var(--ink);transform:rotate(-2deg);margin:-26px -20px 0;position:relative;z-index:3;padding:16px 0}
.ticker-in{display:flex;width:max-content;animation:tick 26s linear infinite}
.ticker span{font-family:var(--display);font-stretch:62%;font-weight:900;font-size:34px;text-transform:uppercase;padding:0 26px}
.ticker i{font-style:normal;font-size:22px;align-self:center}
@keyframes tick{to{transform:translateX(-50%)}}

/* Classes */
.classes{padding:140px 0 120px}
.sec-head{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:end;margin-bottom:56px}
.sec-head p{font-size:18px;color:var(--muted);max-width:46ch}
.class-rail{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.class-card{position:relative;display:flex;flex-direction:column;justify-content:flex-end;min-height:540px;border-radius:6px;overflow:hidden;color:#fff;background:var(--dark);isolation:isolate}
.class-card img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:-2;transition:transform .8s cubic-bezier(.2,.7,.2,1)}
.class-card::after{content:"";position:absolute;inset:0;z-index:-1;background:linear-gradient(0deg,rgba(13,19,31,.95) 8%,rgba(13,19,31,.35) 55%,rgba(13,19,31,0) 80%)}
.class-card:hover img{transform:scale(1.06)}
.class-body{padding:24px}
.class-meta{display:flex;justify-content:space-between;align-items:center;font-size:13px;font-weight:600;letter-spacing:.08em;text-transform:uppercase;color:rgba(255,255,255,.75)}
.lvl{display:flex;gap:4px}.lvl i{width:18px;height:6px;background:rgba(255,255,255,.25);transform:skewX(-25deg)}.lvl i.on{background:var(--lime)}
.class-card h3{font-family:var(--display);font-stretch:62%;font-weight:900;text-transform:uppercase;font-size:36px;line-height:.95;margin:14px 0 10px}
.class-card p:not(.class-meta){font-size:15px;color:rgba(255,255,255,.8)}
.class-card a{display:inline-flex;align-items:center;gap:8px;margin-top:18px;font-weight:700;font-size:14px;text-transform:uppercase;letter-spacing:.06em;color:var(--lime);text-decoration:none}

/* Horari */
.timetable{margin-top:110px;padding:44px;background:var(--dark);color:#fff;border-radius:6px}
.tt-head{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:20px;margin-bottom:28px}
.tt-filter{display:flex;flex-wrap:wrap;gap:8px}
.tt-filter button{display:inline-flex;align-items:center;gap:8px;padding:10px 16px;border:1.5px solid rgba(255,255,255,.25);border-radius:999px;background:none;color:#fff;font-weight:600;font-size:14px}
.tt-filter button[aria-pressed=true]{background:#fff;color:var(--ink);border-color:#fff}
.dot{width:10px;height:10px;border-radius:50%}
.dot.forca,.slot.forca{--c:var(--lime)}.dot.mob,.slot.mob{--c:#7fd8ff}.dot.cond,.slot.cond{--c:#ff7a59}
.dot{background:var(--c)}
.tt-scroll{overflow-x:auto}
.tt{min-width:760px;table-layout:fixed}
.tt th{font-weight:600;font-size:14px;color:rgba(255,255,255,.6);text-align:left;padding:0 6px 12px}
.tt tbody th{font-family:var(--display);font-stretch:62%;font-weight:800;font-size:24px;color:#fff;width:90px;padding:6px 6px}
.tt td{padding:4px}
.slot{display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;padding:12px 12px;border-radius:4px;background:color-mix(in srgb,var(--c) 16%,transparent);border-left:4px solid var(--c);font-size:14px;font-weight:600;transition:opacity .3s}
.slot[hidden]{display:block!important;opacity:.12}
.empty{background:repeating-linear-gradient(-45deg,transparent 0 6px,rgba(255,255,255,.05) 6px 12px);border-radius:4px}
.tt-note{margin-top:20px;font-size:14px;color:rgba(255,255,255,.6)}

/* Estudi */
.studio{padding:120px 0;background:#fff}
.studio-grid{display:grid;grid-template-columns:.95fr 1.05fr;gap:80px;align-items:start}
.studio-media{position:relative}
.studio-media>img{border-radius:6px;aspect-ratio:6/7;object-fit:cover;width:100%}
.studio-badge{position:absolute;right:-30px;bottom:-30px;width:42%;margin:0;border:8px solid #fff;border-radius:6px;overflow:hidden}
.studio-badge img{aspect-ratio:1;object-fit:cover}
.studio-copy .big{margin:18px 0 26px}
.facts{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:36px 0 44px;padding:26px 0;border-block:1px solid var(--line)}
.facts li{font-size:14px;color:var(--muted);line-height:1.4}
.facts b{display:block;font-family:var(--display);font-stretch:62%;font-weight:900;font-size:44px;line-height:1;color:var(--ink);margin-bottom:6px}
.team{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.team figure{margin:0}
.team img{border-radius:6px;aspect-ratio:13/16;object-fit:cover;width:100%}
.team figcaption{margin-top:12px;font-size:14px;color:var(--muted)}
.team b{display:block;font-size:17px;color:var(--ink)}

/* Tarifes */
.pricing{padding:120px 0;background:var(--bg)}
.plans{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;align-items:stretch}
.plan{position:relative;display:flex;flex-direction:column;padding:34px 30px 30px;border:1.5px solid var(--line);border-radius:6px;background:#fff}
.plan h3{font:700 15px var(--body);text-transform:uppercase;letter-spacing:.12em;color:var(--muted)}
.price{display:flex;align-items:baseline;gap:8px;margin:18px 0 24px;padding-bottom:24px;border-bottom:1px solid var(--line)}
.price b{font-family:var(--display);font-stretch:62%;font-weight:900;font-size:84px;line-height:.9}
.price span{color:var(--muted);font-weight:600}
.plan ul{display:grid;gap:12px;margin-bottom:30px;flex:1}
.plan li{display:flex;gap:10px;align-items:flex-start;font-size:16px}
.plan li .ico{color:var(--cobalt);margin-top:3px}
.plan.feat{background:var(--dark);color:#fff;border-color:var(--dark);transform:translateY(-14px)}
.plan.feat h3,.plan.feat .price span{color:rgba(255,255,255,.65)}
.plan.feat .price{border-color:rgba(255,255,255,.15)}
.plan.feat .price b{color:var(--lime)}
.plan.feat li .ico{color:var(--lime)}
.plan-tag{position:absolute;top:-14px;left:30px;padding:6px 12px;background:var(--lime);color:var(--ink);font-weight:700;font-size:12px;text-transform:uppercase;letter-spacing:.08em;border-radius:3px}

/* Contacte */
.contact{padding:130px 0;background:var(--lime);clip-path:polygon(0 60px,100% 0,100% 100%,0 100%);margin-top:-1px}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:70px;align-items:start}
.contact .mega.dark{color:var(--ink);font-size:clamp(60px,8vw,128px)}
.contact .body-l{color:#2a3220;margin:26px 0 30px}
.contact-list{display:grid;gap:14px;margin-bottom:30px}
.contact-list li{display:flex;gap:12px;align-items:flex-start;font-weight:500}
.contact-list .ico{margin-top:4px}
.contact-list a{text-decoration:none;border-bottom:1.5px solid currentColor}
.form-card{background:var(--dark);color:#fff;padding:40px;border-radius:6px;box-shadow:0 30px 80px rgba(13,19,31,.25);--field:#161e2e;--line:#2c3547;--accent:#d6ff3c}
.form-card .form-title{font-family:var(--display);font-stretch:62%;font-weight:900;text-transform:uppercase;font-size:40px;line-height:.95;margin-bottom:24px}
.form-card .chips input:checked+span{background:var(--lime);border-color:var(--lime);color:var(--ink)}
.form-card .btn-primary{background:var(--lime);color:var(--ink)}
.form-card .form-result{background:#1d2a12;color:var(--lime)}
.form-card a{color:var(--lime)}

/* Peu */
.ft{background:var(--dark);color:rgba(255,255,255,.75);padding:90px 0 40px;overflow:hidden}
.ft-word{font-family:var(--display);font-stretch:62%;font-weight:900;text-transform:uppercase;font-size:clamp(120px,26vw,380px);line-height:.78;color:transparent;-webkit-text-stroke:2px rgba(214,255,60,.55);margin:0 0 60px -6px}
.ft-cols{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;padding-bottom:50px;border-bottom:1px solid rgba(255,255,255,.12)}
.ft-cols b{display:block;color:#fff;margin-bottom:10px}
.ft-cols p,.ft-cols nav a{font-size:15px;line-height:1.7}
.ft-cols nav a{display:block;text-decoration:none}
.ft a:hover{color:var(--lime)}
.ft-legal{display:flex;flex-wrap:wrap;justify-content:space-between;gap:16px;padding-top:26px;font-size:14px}
.ft-legal nav{display:flex;gap:20px}
.legal .ft-word{display:none}
.legal-main{background:var(--bg)}

@media (max-width:1100px){
  .class-rail{grid-template-columns:repeat(2,1fr)}
  .studio-grid{gap:50px}
}
@media (max-width:960px){
  .menu-toggle{display:inline-flex}
  #site-menu{position:fixed;inset:78px 0 auto;flex-direction:column;align-items:stretch;gap:0;padding:12px 24px 28px;background:rgba(13,19,31,.98);transform:translateY(-12px);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 rgba(255,255,255,.1);font-size:18px}
  #site-menu .hd-cta{margin-top:18px;justify-content:center;padding:16px;border:0}
  .sec-head,.studio-grid,.contact-grid{grid-template-columns:1fr}
  .hero-stats{grid-template-columns:repeat(2,1fr)}
  .plans{grid-template-columns:1fr;max-width:520px}
  .plan.feat{transform:none}
  .ft-cols{grid-template-columns:1fr 1fr}
  .studio-badge{right:-10px}
}
@media (max-width:640px){
  .hero{padding-bottom:80px;clip-path:polygon(0 0,100% 0,100% calc(100% - 36px),0 100%)}
  .hero-in{padding-top:120px}
  .hero-stats li{flex-direction:column;align-items:flex-start;gap:4px}
  .hero-stats b{font-size:40px}
  .ticker span{font-size:26px}
  .classes,.studio,.pricing{padding:90px 0}
  .class-rail{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;width:100%;padding:0 16px 10px;gap:12px}
  .class-card{flex:0 0 82%;scroll-snap-align:start;min-height:470px}
  .timetable{margin-top:80px;padding:26px 18px;width:100%;border-radius:0}
  .facts{grid-template-columns:1fr;gap:14px}
  .contact{padding:100px 0 90px}
  .form-card{padding:28px 20px}
  .ft-cols{grid-template-columns:1fr}
}