/* ============================================================
   COSIQ — full d'estils compartit per les pàgines internes
   (blog, articles, política de privacitat).
   La portada porta el CSS inline per carregar més ràpid.
   ============================================================ */
:root{
  --paper:#F7F8FA; --paper-2:#EFF1F5; --card:#FFFFFF;
  --ink:#16181C; --ink-2:#32363E; --muted:#686D78; --muted-2:#9196A0;
  --line:#E2E5EB; --line-2:#CFD4DD;
  --accent:#5B7FE0; --g1:#6FA8F5; --g2:#A78BFA;
  --grad:linear-gradient(135deg,var(--g1),var(--g2));
  --display:'Jost',system-ui,sans-serif;
  --body:'Inter',system-ui,sans-serif;
  --mono:'JetBrains Mono',ui-monospace,monospace;
  --r-s:8px; --r-m:14px; --r-l:20px; --r-xl:26px;
  --pad:clamp(20px,5vw,44px);
  --sh:0 1px 2px rgba(22,24,28,.04),0 12px 32px -22px rgba(22,24,28,.2);
  --sh-up:0 2px 4px rgba(22,24,28,.05),0 26px 50px -28px rgba(22,24,28,.28);
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{background:var(--paper);color:var(--ink);font-family:var(--body);font-weight:400;line-height:1.7;overflow-x:hidden;-webkit-font-smoothing:antialiased}
::selection{background:#DDE5FA;color:var(--ink)}
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-track{background:var(--paper)}
::-webkit-scrollbar-thumb{background:#D2D7E0;border-radius:10px;border:3px solid var(--paper)}
::-webkit-scrollbar-thumb:hover{background:#BAC1CD}
img,svg{display:block;max-width:100%}
a{color:inherit;text-decoration:none}

.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 var(--pad)}
.narrow{max-width:760px}

h1,h2,h3,h4{font-family:var(--display);font-weight:400;line-height:1.14;letter-spacing:-.025em;color:var(--ink)}
h1{font-size:clamp(2rem,4.6vw,3.2rem);font-weight:300;letter-spacing:-.035em}
h2{font-size:clamp(1.35rem,2.6vw,1.9rem);font-weight:500;letter-spacing:-.025em}
h3{font-size:clamp(1.1rem,1.9vw,1.3rem);font-weight:500}
p{color:var(--muted);font-weight:300}

.eyebrow{font-family:var(--mono);font-size:.7rem;letter-spacing:.24em;text-transform:uppercase;color:var(--accent);display:inline-flex;align-items:center;gap:12px;margin-bottom:22px}
.eyebrow::before{content:"";width:24px;height:1px;background:var(--grad)}

/* ---------- Marca ---------- */
.mark{width:27px;height:27px;flex:none}
.logo{display:flex;align-items:center;gap:11px}
.logo-tx{font-family:var(--display);font-weight:500;font-size:1.06rem;letter-spacing:.22em;text-transform:uppercase}
.logo-tx i{font-style:normal;color:var(--accent)}

/* ---------- Nav ---------- */
nav{position:sticky;top:0;z-index:50;padding:16px 0;background:rgba(247,248,250,.86);backdrop-filter:blur(16px) saturate(130%);-webkit-backdrop-filter:blur(16px) saturate(130%);border-bottom:1px solid var(--line)}
.nav-in{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.nav-mid{display:flex;align-items:center;gap:26px}
.nav-mid a{font-size:.89rem;color:var(--muted);transition:color .3s}
.nav-mid a:hover{color:var(--ink)}
.nav-r{display:flex;align-items:center;gap:12px}
.lang{display:flex;align-items:center;gap:4px;padding:4px;border:1px solid var(--line-2);border-radius:100px;background:var(--card)}
.lang button{border:0;background:none;cursor:pointer;padding:4px;border-radius:100px;display:grid;place-items:center;line-height:0;transition:background .3s,box-shadow .3s}
.lang button svg{width:24px;height:16px;border-radius:3px;box-shadow:0 0 0 1px rgba(22,24,28,.16);filter:grayscale(1);opacity:.6;transition:filter .35s,opacity .35s,transform .35s}
.lang button:hover svg{filter:grayscale(0);opacity:.9;transform:translateY(-1px)}
.lang button[aria-current="true"] svg{filter:none;opacity:1}
.lang button[aria-current="true"]{background:var(--paper-2);box-shadow:inset 0 0 0 1px var(--line-2)}
.lang button:focus-visible{outline:2px solid var(--ink);outline-offset:2px}
/* Text només per a lectors de pantalla: una bandera és un país, no un idioma */
.vh{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:9px;padding:11px 22px;border-radius:100px;font-family:var(--display);font-weight:500;font-size:.87rem;border:1px solid var(--line-2);color:var(--ink);transition:transform .35s cubic-bezier(.2,.8,.2,1),border-color .3s,background .3s}
.btn:hover{border-color:var(--ink);transform:translateY(-2px)}
.btn-primary{background:var(--ink);color:var(--paper);border-color:var(--ink)}
.btn-primary:hover{background:#262A31}
.btn-lg{padding:15px 28px;font-size:.94rem}

/* ---------- Capçalera de pàgina ---------- */
header.top{padding:clamp(52px,7vw,88px) 0 clamp(32px,4vw,48px);border-bottom:1px solid var(--line)}
header.top p.sub{margin-top:20px;font-size:1.04rem;max-width:640px}
.meta-line{margin-top:24px;font-family:var(--mono);font-size:.72rem;letter-spacing:.12em;text-transform:uppercase;color:var(--muted-2);display:flex;flex-wrap:wrap;gap:8px 18px}

/* ---------- Molla de pa ---------- */
.crumbs{padding:18px 0;font-family:var(--mono);font-size:.7rem;letter-spacing:.1em;text-transform:uppercase;color:var(--muted-2);display:flex;flex-wrap:wrap;gap:8px;align-items:center}
.crumbs a{color:var(--muted-2);transition:color .3s}
.crumbs a:hover{color:var(--ink)}
.crumbs span.sep{opacity:.5}

/* ---------- Llistat del blog ---------- */
.posts{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:20px;padding:clamp(44px,5vw,66px) 0}
.post-card{display:flex;flex-direction:column;background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);padding:clamp(26px,3vw,34px);transition:transform .5s cubic-bezier(.2,.8,.2,1),border-color .4s,box-shadow .5s;position:relative;overflow:hidden}
.post-card::after{content:"";position:absolute;left:0;top:0;height:2px;width:0;background:var(--grad);transition:width .6s cubic-bezier(.2,.8,.2,1)}
.post-card:hover{transform:translateY(-5px);border-color:var(--line-2);box-shadow:var(--sh-up)}
.post-card:hover::after{width:100%}
.post-k{font-family:var(--mono);font-size:.66rem;letter-spacing:.17em;text-transform:uppercase;color:var(--accent);margin-bottom:16px;display:block}
.post-card h2{font-size:1.28rem;font-weight:500;line-height:1.3;margin-bottom:12px}
.post-card p{font-size:.93rem;line-height:1.62;flex:1}
.post-foot{margin-top:22px;padding-top:16px;border-top:1px solid var(--line);display:flex;justify-content:space-between;align-items:center;font-family:var(--mono);font-size:.68rem;letter-spacing:.08em;color:var(--muted-2)}
.post-foot .go{color:var(--ink);transition:transform .35s}
.post-card:hover .post-foot .go{transform:translateX(4px)}

/* ---------- Article ---------- */
.article{padding:clamp(44px,5vw,70px) 0 clamp(60px,8vw,96px)}
.article h2{margin:clamp(38px,4vw,52px) 0 16px;padding-top:clamp(30px,3.4vw,40px);border-top:1px solid var(--line)}
.article h3{margin:30px 0 12px}
.article p{font-size:1.02rem;margin-bottom:16px}
.article ul,.article ol{margin:6px 0 20px;padding-left:0;list-style:none}
.article li{position:relative;padding-left:24px;margin-bottom:11px;color:var(--muted);font-weight:300;font-size:1.01rem}
.article ul li::before{content:"";position:absolute;left:3px;top:.74em;width:5px;height:5px;border-radius:50%;background:var(--g1)}
.article ol{counter-reset:n}
.article ol li{counter-increment:n;padding-left:34px}
.article ol li::before{content:counter(n,decimal-leading-zero);position:absolute;left:0;top:.1em;font-family:var(--mono);font-size:.72rem;color:var(--g1)}
.article strong{color:var(--ink);font-weight:500}
.article a{color:var(--ink);text-decoration:underline;text-underline-offset:2px;transition:color .3s}
.article a:hover{color:var(--accent)}
.article blockquote{margin:26px 0;padding:22px 26px;background:var(--card);border:1px solid var(--line);border-left:2px solid var(--accent);border-radius:0 var(--r-l) var(--r-l) 0}
.article blockquote p{margin:0;font-family:var(--display);font-size:1.06rem;font-weight:300;color:var(--ink);line-height:1.5}

.callout{background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);padding:clamp(24px,3vw,32px);box-shadow:var(--sh);margin:30px 0}
.callout .k{display:block;font-family:var(--mono);font-size:.66rem;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin-bottom:12px}
.callout p:last-child{margin-bottom:0}

.tabla{width:100%;border-collapse:collapse;margin:10px 0 22px;border:1px solid var(--line);border-radius:var(--r-l);overflow:hidden;background:var(--card)}
.tabla th,.tabla td{text-align:left;padding:14px 16px;border-bottom:1px solid var(--line);font-size:.92rem;font-weight:300;color:var(--muted);vertical-align:top}
.tabla th{font-family:var(--mono);font-size:.66rem;letter-spacing:.17em;text-transform:uppercase;color:var(--muted-2);font-weight:400;background:var(--paper-2)}
.tabla tr:last-child td{border-bottom:0}
.tabla td:first-child{color:var(--ink);font-family:var(--display);font-weight:500;font-size:.95rem}

/* ---------- CTA final ---------- */
.cta-box{margin-top:clamp(46px,5vw,64px);background:var(--card);border:1px solid var(--line);border-radius:var(--r-xl);padding:clamp(28px,3.6vw,44px);box-shadow:var(--sh);text-align:center}
.cta-box h2{border-top:0;padding-top:0;margin:0 0 14px;font-size:clamp(1.3rem,2.4vw,1.75rem)}
.cta-box p{max-width:520px;margin:0 auto 26px}

/* ---------- Text legal ---------- */
.legal{padding:clamp(48px,6vw,76px) 0 clamp(70px,9vw,110px)}
.legal section{padding-bottom:clamp(34px,4vw,46px);margin-bottom:clamp(34px,4vw,46px);border-bottom:1px solid var(--line)}
.legal section:last-of-type{border-bottom:0;margin-bottom:0}
.legal h2{margin:0 0 18px;padding-top:0;border-top:0;display:flex;gap:14px;align-items:baseline}
.legal h2 .n{font-family:var(--mono);font-size:.72rem;color:var(--g1);letter-spacing:.16em;flex:none}
.legal p{font-size:.99rem;margin-bottom:14px}
.legal p:last-child{margin-bottom:0}
.legal ul{list-style:none;margin:6px 0 16px}
.legal li{position:relative;padding-left:22px;margin-bottom:11px;color:var(--muted);font-weight:300;font-size:.99rem}
.legal li::before{content:"";position:absolute;left:2px;top:.72em;width:5px;height:5px;border-radius:50%;background:var(--g1)}
.legal strong{color:var(--ink);font-weight:500}
.legal a{color:var(--ink);text-decoration:underline;text-underline-offset:2px}
.legal a:hover{color:var(--accent)}
.ph{background:#FFF4E5;border:1px dashed #E0A96D;border-radius:6px;padding:2px 8px;font-family:var(--mono);font-size:.82rem;color:#8A5A20}

/* ---------- Footer ---------- */
footer{border-top:1px solid var(--line);padding:50px 0 32px;background:var(--paper)}
.ft-in{display:flex;flex-wrap:wrap;gap:20px;justify-content:space-between;align-items:center}
.ft-links{display:flex;flex-wrap:wrap;gap:24px}
.ft-links a{font-size:.9rem;color:var(--muted);font-weight:300;transition:color .3s}
.ft-links a:hover{color:var(--ink)}
.ft-bot{margin-top:26px;padding-top:24px;border-top:1px solid var(--line);display:flex;flex-wrap:wrap;gap:14px;justify-content:space-between;align-items:center;font-size:.79rem;color:var(--muted-2);font-family:var(--mono);letter-spacing:.06em}

@media (max-width:760px){
  .nav-mid{display:none}
}
@media (max-width:620px){
  .tabla,.tabla tbody,.tabla tr,.tabla td{display:block;width:100%}
  .tabla thead{display:none}
  .tabla tr{border-bottom:1px solid var(--line);padding:6px 0}
  .tabla tr:last-child{border-bottom:0}
  .tabla td{border-bottom:0;padding:6px 16px}
  .tabla td:first-child{padding-top:14px}
  .tabla td:last-child{padding-bottom:14px}
}
@media (prefers-reduced-motion:reduce){
  *{transition-duration:.01ms!important;animation-duration:.01ms!important}
  html{scroll-behavior:auto}
}