:root{
  --blau:#12355b;
  --blau-fosc:#0b2340;
  --accent:#e8792b;
  --gris:#f3f5f8;
  --text:#1c2733;
  --suau:#5b6877;
  --radi:12px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:62px}
body{margin:0;font-family:system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;color:var(--text);line-height:1.5;background:#fff}
img{max-width:100%}
a{color:var(--blau)}
.wrap{width:min(1100px,100% - 40px);margin-inline:auto}

/* Capçalera */
.site-header{position:sticky;top:0;z-index:10;background:rgba(255,255,255,.95);backdrop-filter:blur(8px);border-bottom:1px solid #e3e8ee}
.header-in{display:flex;align-items:center;justify-content:space-between;height:56px}
.logo{display:flex;align-items:center;gap:.5rem;font-weight:800;letter-spacing:.08em;color:var(--blau);text-decoration:none}
.logo small{font-weight:500;letter-spacing:0;color:var(--suau);font-size:.8rem}
.logo-mark{display:grid;place-items:center;width:34px;height:34px;background:var(--blau);color:#fff;border-radius:8px;font-size:1.1rem}
.nav{display:flex;align-items:center;gap:1.4rem}
.nav a{text-decoration:none;color:var(--text);font-weight:500;font-size:.95rem}
.nav a:hover{color:var(--accent)}
.nav a{white-space:nowrap}
.nav-toggle{display:none;background:none;border:0;font-size:1.6rem;cursor:pointer}

/* Botons */
.btn{display:inline-flex;align-items:center;gap:.5rem;background:var(--accent);color:#fff!important;padding:.8rem 1.4rem;border-radius:999px;font-weight:600;text-decoration:none;border:0;cursor:pointer;font-size:1rem;transition:transform .15s,background .15s}
.btn:hover{background:#cf6620;transform:translateY(-1px)}
.btn-small{padding:.45rem 1rem;font-size:.9rem}
.btn-ghost{background:transparent;border:2px solid #fff;color:#fff!important}
.btn-ghost:hover{background:rgba(255,255,255,.12)}

/* Hero */
.hero{background:linear-gradient(135deg,var(--blau-fosc),var(--blau));color:#fff;padding:1.6rem 0 1.4rem}
.eyebrow{text-transform:uppercase;letter-spacing:.15em;font-size:.78rem;color:#f4b27d;margin:0 0 .6rem}
.hero h1{font-size:clamp(1.8rem,4.2vw,2.9rem);line-height:1.15;margin:0 0 .7rem}
.lead{font-size:1.05rem;max-width:640px;color:#d6e0ec;margin:0}
.hero-cta{display:flex;gap:.7rem;flex-wrap:wrap;margin-top:.6rem}

/* Números */
.numbers{background:var(--gris);padding:.6rem 0}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.grid-3 strong{display:block;color:var(--blau);font-size:1.1rem}
.grid-3 span{color:var(--suau);font-size:.95rem}

/* Seccions */
.section{padding:1.2rem 0}
.section.alt{background:var(--gris)}
h2{font-size:clamp(1.5rem,2.8vw,2rem);color:var(--blau);margin:0 0 .15rem}
.section-lead{color:var(--suau);max-width:780px;margin:0 0 .55rem}
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(290px,1fr));gap:.5rem}
.card{background:#fff;border:1px solid #e3e8ee;border-radius:var(--radi);padding:.75rem .9rem;transition:box-shadow .2s,transform .2s}
.card:hover{box-shadow:0 10px 28px rgba(18,53,91,.1);transform:translateY(-3px)}
.card h3{margin:0 0 .5rem;color:var(--blau)}
.card p{margin:0;color:var(--suau)}
.tag{display:inline-block;font-size:.75rem;background:#fdeadb;color:#a74d0f;padding:.15rem .6rem;border-radius:999px;margin-bottom:.6rem;font-weight:600}

/* Passos */
.steps{list-style:none;counter-reset:s;padding:0;margin:.45rem 0 0;display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:.5rem}
.steps li{counter-increment:s;background:#fff;border-radius:var(--radi);padding:.6rem .9rem;border:1px solid #e3e8ee}
.steps li::before{content:counter(s);display:grid;place-items:center;width:36px;height:36px;border-radius:50%;background:var(--blau);color:#fff;font-weight:700;margin-bottom:.5rem}
.steps h3{margin:0 0 .3rem;color:var(--blau)}
.steps p{margin:0;color:var(--suau)}

/* Dues columnes */
.two-col{display:grid;grid-template-columns:1fr 1fr;gap:1.2rem;align-items:start}
.checks{list-style:none;padding:0;margin:0}
.checks li{padding:.25rem 0 .25rem 2rem;border-bottom:1px solid #dbe1e8;position:relative}
.checks li::before{content:"✓";position:absolute;left:0;color:var(--accent);font-weight:800}
address{font-style:normal;margin-top:.8rem}
.todo{background:#fff3cd;padding:0 .35rem;border-radius:4px}

/* Formulari */
.form{display:grid;gap:.35rem}
.form label{display:grid;gap:.3rem;font-weight:600;font-size:.9rem}
.form input,.form textarea{font:inherit;padding:.7rem .9rem;border:1px solid #c8d1db;border-radius:8px}
.form input:focus,.form textarea:focus{outline:2px solid var(--accent);border-color:transparent}
.form-note{font-size:.8rem;color:var(--suau);margin:0}

/* Peu */
.site-footer{background:var(--blau-fosc);color:#b8c6d6;padding:1.6rem 0;font-size:.85rem}
.site-footer .wrap{display:flex;justify-content:space-between;flex-wrap:wrap;gap:.6rem}
.site-footer a{color:#b8c6d6}

/* Mòbil */
@media(max-width:800px){
  .nav-toggle{display:block}
  .nav{display:none;position:absolute;top:56px;left:0;right:0;background:#fff;flex-direction:column;align-items:flex-start;padding:1rem 20px 1.4rem;border-bottom:1px solid #e3e8ee}
  .nav.open{display:flex}
  .grid-3,.two-col{grid-template-columns:1fr}
  .hero{padding:1.1rem 0 1rem}
  .section{padding:.9rem 0}
}

/* Formulari: estat, casella i camp trampa */
.form .check{display:flex;gap:.5rem;align-items:flex-start;font-weight:400;font-size:.85rem}
.form .check input{margin-top:.25rem}
.hp{position:absolute;left:-9999px;width:1px;height:1px;opacity:0}
.form-status{margin:0;font-size:.9rem;min-height:1.2em}
.form-status.ok{color:#1e7b3a}
.form-status.error{color:#b3261e}

/* Pàgines legals */
.legal{padding:4rem 0 5rem}
.legal .wrap{max-width:820px}
.legal h1{font-size:clamp(1.8rem,4vw,2.4rem);color:var(--blau);margin:0 0 .4rem}
.legal h2{font-size:1.25rem;margin:2rem 0 .5rem}
.legal p,.legal li{color:var(--text)}
.legal .upd{color:var(--suau);font-size:.9rem;margin:0 0 2rem}
.legal table{border-collapse:collapse;width:100%;margin:1rem 0}
.legal th,.legal td{border:1px solid #dbe1e8;padding:.6rem .8rem;text-align:left;vertical-align:top}
.legal th{background:var(--gris);width:34%}

/* Logo a la capçalera */
.logo img{display:block;height:38px;width:auto;max-width:60vw}
.nav{gap:1.1rem}
@media(max-width:1100px){.nav{gap:.8rem}.nav a{font-size:.88rem}}

/* WhatsApp */
.btn-wa{background:#25d366}
.btn-wa:hover{background:#1ebd5a}
.btn-wa svg{flex:none}
.wa-line{margin:.7rem 0 0}
.wa-fab{position:fixed;right:16px;bottom:16px;z-index:50;width:52px;height:52px;border-radius:50%;background:#25d366;color:#fff;display:grid;place-items:center;box-shadow:0 6px 18px rgba(0,0,0,.28);transition:transform .15s,background .15s}
.wa-fab:hover{background:#1ebd5a;transform:scale(1.06)}
.proj h3{margin-top:.8rem}

.subsec{margin-top:1.2rem}
.sub-h{font-size:1.25rem;color:var(--blau);margin:0 0 .15rem}

/* Selector d'idioma (Català | Castellà) */
.lang-switch{display:flex;align-items:center;gap:.45rem;margin-left:1.1rem;font-size:.85rem;white-space:nowrap}
.lang-switch a{color:var(--text);text-decoration:none;font-weight:500}
.lang-switch a:hover{color:var(--accent);text-decoration:underline}
.lang-switch .cur{color:var(--blau);font-weight:800}
.lang-switch .sep{color:#9aa7b5}
@media(max-width:800px){
  .lang-switch{order:2;margin-left:auto;margin-right:.6rem}
  .nav-toggle{order:3}
}

/* Menú desplegable també en pantalles mitjanes (només a la portada, que té botó de menú) */
@media(max-width:1050px){
  .nav-toggle{display:block;order:3}
  .nav-toggle+.nav{display:none;position:absolute;top:56px;left:0;right:0;background:#fff;flex-direction:column;align-items:flex-start;padding:1rem 20px 1.4rem;border-bottom:1px solid #e3e8ee}
  .nav-toggle+.nav.open{display:flex}
  .lang-switch{order:2;margin-left:auto;margin-right:.6rem}
}