/* ════════════════════════════════════════════════════════════════
   styles.css — NEXO Integral (Reformas Integrales, Sants, Barcelona)
   Sistema visual: «retícula i junta» — derivat del logo (quadrícula
   de 4 caselles amb creueta central). Paleta: carbó, calç i argila.
   Decisions justificades a PLA.md.
   ════════════════════════════════════════════════════════════════ */

/* ── 1. Tokens ── */
:root {
  /* Colors (contrast AA verificat — vegeu PLA.md) */
  --carbo:        #211F1D;   /* exacte del logo */
  --carbo-capa:   #33302C;
  --carbo-linia:  #4A453F;
  --argila:       #B4502A;
  --argila-hover: #C9603A;
  --argila-text:  #9C4423;   /* 5,7:1 sobre calç */
  --argila-clar:  #E5B49E;   /* 8,9:1 sobre carbó */
  --calc:         #F4F1EC;
  --calc-fosc:    #E9E4DC;
  --paper:        #F2EFEA;   /* text sobre carbó */
  --taupe-text:   #6A6057;   /* 5,4:1 sobre calç */
  --taupe-clar:   #BCB4AA;   /* 8,0:1 sobre carbó */
  --blanc:        #FFFFFF;

  /* Tipografia */
  --font-display: 'Space Grotesk', 'Arial Narrow', sans-serif;
  --font-cos:     'Inter', 'Segoe UI', sans-serif;
  --track-ample:  0.14em;    /* eyebrows i labels */
  --track-titol:  -0.02em;   /* displays grans */

  /* Espaiat */
  --esp-1: 0.5rem;
  --esp-2: 1rem;
  --esp-3: 1.5rem;
  --esp-4: 2.5rem;
  --esp-5: 4rem;
  --esp-6: 6rem;

  /* Estructura */
  --junta: 2px;              /* gruix de la «junta» (línies retícula) */
  --radi: 8px;
  --amplada: 1160px;
  --nav-alt: 76px;
}

/* ── 2. Reset i base ── */
*, *::before, *::after { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--font-cos);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--carbo);
  background: var(--calc);
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: var(--track-titol);
  margin: 0 0 var(--esp-3);
  text-wrap: balance;
}

h1 { font-size: clamp(2.2rem, 5.2vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3.6vw, 2.5rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.4rem); }

p { margin: 0 0 var(--esp-2); }

a { color: var(--argila-text); }
a:hover { color: var(--argila); }

ul { padding-left: 1.2rem; }

:focus-visible {
  outline: 3px solid var(--argila);
  outline-offset: 2px;
  border-radius: 2px;
}

.skip-link {
  position: absolute;
  top: -60px;
  left: var(--esp-2);
  z-index: 200;
  padding: 0.6rem 1rem;
  background: var(--carbo);
  color: var(--paper);
  border-radius: 0 0 var(--radi) var(--radi);
  text-decoration: none;
  transition: top 0.2s;
}
.skip-link:focus { top: 0; color: var(--paper); }

.container {
  max-width: var(--amplada);
  margin: 0 auto;
  padding: 0 var(--esp-3);
}

/* ── 3. Utilitats de secció ── */
.seccio { padding: var(--esp-6) 0; }
.seccio-clara { background: var(--calc); }
.seccio-crema { background: var(--calc-fosc); }
.seccio-fosca { background: var(--carbo); color: var(--paper); }
.seccio-fosca h2, .seccio-fosca h3 { color: var(--blanc); }
.seccio-fosca p { color: var(--taupe-clar); }
.seccio-fosca a { color: var(--argila-clar); }
.seccio-fosca a:hover { color: var(--paper); }

/* Eyebrow amb la «creueta» del logo com a marcador */
.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.8rem;
  letter-spacing: var(--track-ample);
  text-transform: uppercase;
  color: var(--argila-text);
  margin-bottom: var(--esp-2);
}
.eyebrow::before {
  content: '';
  width: 14px;
  height: 14px;
  flex: none;
  background:
    linear-gradient(var(--argila), var(--argila)) center / 100% var(--junta) no-repeat,
    linear-gradient(var(--argila), var(--argila)) center / var(--junta) 100% no-repeat;
}
.seccio-fosca .eyebrow { color: var(--argila-clar); }
.seccio-fosca .eyebrow::before {
  background:
    linear-gradient(var(--argila-clar), var(--argila-clar)) center / 100% var(--junta) no-repeat,
    linear-gradient(var(--argila-clar), var(--argila-clar)) center / var(--junta) 100% no-repeat;
}

.seccio-intro { max-width: 640px; margin-bottom: var(--esp-4); }
.seccio-intro p { color: var(--taupe-text); }
.seccio-fosca .seccio-intro p { color: var(--taupe-clar); }

/* ── 4. Botons ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  padding: 0.85rem 1.6rem;
  border: var(--junta) solid transparent;
  border-radius: var(--radi);
  font-family: var(--font-cos);
  font-weight: 600;
  font-size: 1rem;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.2s, border-color 0.2s, color 0.2s, transform 0.15s;
}
.btn:hover { transform: translateY(-2px); }

.btn-primari {
  background: var(--argila);
  border-color: var(--argila);
  color: var(--blanc);
}
.btn-primari:hover { background: var(--argila-hover); border-color: var(--argila-hover); color: var(--blanc); }

.btn-contorn {
  background: transparent;
  border-color: var(--carbo);
  color: var(--carbo);
}
.btn-contorn:hover { background: var(--carbo); color: var(--paper); }

.seccio-fosca .btn-contorn, .btn-contorn-clar {
  background: transparent;
  border-color: var(--paper);
  color: var(--paper);
}
.seccio-fosca .btn-contorn:hover, .btn-contorn-clar:hover { background: var(--paper); color: var(--carbo); }

.btn svg { flex: none; }

/* ── 5. Navegació ── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--calc);
  border-bottom: var(--junta) solid transparent;
  transition: border-color 0.25s, box-shadow 0.25s;
}
.site-nav.scrolled {
  border-bottom-color: var(--carbo);
}

.nav-inner {
  display: flex;
  align-items: center;
  gap: var(--esp-3);
  min-height: var(--nav-alt);
}

.nav-logo {
  display: inline-flex;
  align-items: center;
  gap: 0.7rem;
  text-decoration: none;
  color: var(--carbo);
  margin-right: auto;
}
.nav-logo img { width: 44px; height: 44px; }
.nav-logo .nav-wordmark {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: var(--track-titol);
  white-space: nowrap;
}
.nav-wordmark span { font-weight: 500; color: var(--taupe-text); }

.nav-links {
  display: flex;
  gap: var(--esp-3);
}
.nav-links a {
  font-weight: 500;
  font-size: 0.95rem;
  text-decoration: none;
  color: var(--carbo);
  padding: 0.4rem 0;
  border-bottom: var(--junta) solid transparent;
}
.nav-links a:hover { color: var(--argila-text); }
.nav-links a[aria-current="page"] { border-bottom-color: var(--argila); }

.btn-nav { padding: 0.6rem 1.15rem; font-size: 0.92rem; }

.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: none;
  border: var(--junta) solid var(--carbo);
  border-radius: var(--radi);
  cursor: pointer;
}
.nav-hamburger span {
  display: block;
  height: 2px;
  background: var(--carbo);
  transition: transform 0.25s, opacity 0.25s;
}
.nav-hamburger.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.active span:nth-child(2) { opacity: 0; }
.nav-hamburger.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.mobile-menu {
  display: none;
  position: fixed;
  inset: var(--nav-alt) 0 0 0;
  z-index: 99;
  background: var(--calc);
  padding: var(--esp-4) var(--esp-3);
  flex-direction: column;
  gap: var(--esp-2);
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.4rem;
  color: var(--carbo);
  text-decoration: none;
  padding: 0.6rem 0;
  border-bottom: 1px solid var(--calc-fosc);
}
.mobile-menu .btn { margin-top: var(--esp-2); border-bottom: none; font-family: var(--font-cos); font-size: 1rem; }

/* ── 6. Hero de portada — retícula 2×2 amb junta (el logo fet fotos) ── */
.hero { padding: var(--esp-5) 0 var(--esp-6); }

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: var(--esp-5);
  align-items: center;
}

.hero h1 { margin-bottom: var(--esp-3); }
.hero-sub {
  font-size: 1.12rem;
  color: var(--taupe-text);
  max-width: 34rem;
  margin-bottom: var(--esp-4);
}

.hero-ctas { display: flex; flex-wrap: wrap; gap: var(--esp-2); margin-bottom: var(--esp-4); }

.hero-fets {
  display: flex;
  flex-wrap: wrap;
  gap: var(--esp-2) var(--esp-4);
  padding-top: var(--esp-3);
  border-top: var(--junta) solid var(--carbo);
  font-size: 0.92rem;
  color: var(--taupe-text);
}
.hero-fets strong { color: var(--carbo); font-weight: 600; }

/* La quadrícula del logo, feta amb fotos d'obres seves */
.hero-mosaic {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  padding: 10px;
  background: var(--carbo);
  border-radius: var(--radi);
}
.hero-mosaic figure { margin: 0; overflow: hidden; border-radius: 4px; }
.hero-mosaic img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4 / 3.4; }
.hero-mosaic::after {
  /* la creueta central del logo */
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 34px;
  height: 34px;
  transform: translate(-50%, -50%);
  background:
    linear-gradient(var(--argila), var(--argila)) center / 100% 4px no-repeat,
    linear-gradient(var(--argila), var(--argila)) center / 4px 100% no-repeat;
}

/* ── 7. Hero compacte (pàgines interiors) ── */
.hero-compacte {
  padding: var(--esp-4) 0 var(--esp-4);
  background: var(--carbo);
  color: var(--paper);
}
.hero-compacte h1 { color: var(--blanc); margin-bottom: var(--esp-1); }
.hero-compacte p { color: var(--taupe-clar); max-width: 40rem; margin-bottom: 0; }
.hero-compacte .eyebrow { color: var(--argila-clar); }
.hero-compacte .eyebrow::before {
  background:
    linear-gradient(var(--argila-clar), var(--argila-clar)) center / 100% var(--junta) no-repeat,
    linear-gradient(var(--argila-clar), var(--argila-clar)) center / var(--junta) 100% no-repeat;
}

/* ── 8. El muestrario — element signatura ── */
.muestrario-layout {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: var(--esp-4);
  align-items: start;
}

.muestrario-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;               /* la junta */
  padding: 10px;
  background: var(--carbo-capa);
  border-radius: var(--radi);
}

.mostra {
  position: relative;
  aspect-ratio: 1;
  border: 0;
  border-radius: 4px;
  cursor: pointer;
  padding: 0;
  overflow: hidden;
  outline-offset: 3px;
  transition: transform 0.15s;
}
.mostra:hover { transform: scale(1.03); }
.mostra[aria-pressed="true"] {
  box-shadow: 0 0 0 3px var(--argila);   /* la junta s'encén */
}
.mostra .mostra-nom {
  position: absolute;
  inset: auto 0 0 0;
  padding: 0.35rem 0.5rem;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.72rem;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--blanc);
  background: rgba(33, 31, 29, 0.82);
  text-align: left;
}

/* Textures de material, dibuixades amb CSS (cap foto d'stock) */
.mostra-porcelanico {
  background:
    linear-gradient(115deg, transparent 42%, rgba(255,255,255,0.35) 46%, transparent 52%),
    linear-gradient(160deg, #D8D5CE, #C4C1BA 60%, #CFCCC5);
}
.mostra-roble {
  background:
    repeating-linear-gradient(90deg,
      #A97B4E 0 14px, #9A6C41 14px 17px, #B58757 17px 34px, #8F6238 34px 37px);
}
.mostra-microcemento {
  background:
    radial-gradient(ellipse at 30% 25%, rgba(255,255,255,0.28), transparent 55%),
    radial-gradient(ellipse at 75% 80%, rgba(0,0,0,0.10), transparent 50%),
    #AFA69B;
}
.mostra-marmol {
  background:
    linear-gradient(118deg, transparent 30%, rgba(106,96,87,0.45) 31%, transparent 33%),
    linear-gradient(102deg, transparent 58%, rgba(106,96,87,0.3) 59%, transparent 61.5%),
    linear-gradient(125deg, transparent 76%, rgba(106,96,87,0.35) 77%, transparent 79%),
    linear-gradient(170deg, #F0EDE8, #DDD9D2);
}
.mostra-hidraulica {
  background:
    radial-gradient(circle at 25% 25%, #6A7A8A 11%, transparent 12%),
    radial-gradient(circle at 75% 25%, #6A7A8A 11%, transparent 12%),
    radial-gradient(circle at 25% 75%, #6A7A8A 11%, transparent 12%),
    radial-gradient(circle at 75% 75%, #6A7A8A 11%, transparent 12%),
    radial-gradient(circle at 50% 50%, #B4502A 15%, transparent 16%),
    #E8E2D5;
  background-size: 50% 50%, 50% 50%, 50% 50%, 50% 50%, 100% 100%, 100% 100%;
  background-position: 0 0, 100% 0, 0 100%, 100% 100%, center, center;
  background-repeat: no-repeat;
}
.mostra-terracota {
  background:
    radial-gradient(ellipse at 35% 30%, rgba(255,255,255,0.16), transparent 60%),
    #B4502A;
}
.mostra-lacado {
  background:
    linear-gradient(105deg, transparent 55%, rgba(255,255,255,0.5) 58%, transparent 64%),
    #EDEAE3;
}
.mostra-vidrio {
  background:
    linear-gradient(115deg, transparent 20%, rgba(255,255,255,0.22) 24%, transparent 30%),
    linear-gradient(115deg, transparent 55%, rgba(255,255,255,0.14) 60%, transparent 68%),
    linear-gradient(180deg, #3A423F, #2A302E);
}

.muestrario-panell {
  background: var(--carbo-capa);
  border-radius: var(--radi);
  padding: var(--esp-4);
  min-height: 320px;
}
.muestrario-panell h3 {
  color: var(--blanc);
  padding-bottom: var(--esp-2);
  border-bottom: var(--junta) solid var(--argila);
}
.muestrario-panell .panell-aplicacio {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.8rem;
  letter-spacing: var(--track-ample);
  text-transform: uppercase;
  color: var(--argila-clar);
  margin-bottom: var(--esp-1);
}
.muestrario-panell p { color: var(--taupe-clar); }
.muestrario-panell .panell-enllac { font-weight: 500; }

/* ── 9. Targetes «rajola» (serveis, projectes, valors) ── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--esp-3); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--esp-3); }

.rajola {
  background: var(--blanc);
  border: var(--junta) solid var(--carbo);
  border-radius: var(--radi);
  padding: var(--esp-4);
  display: flex;
  flex-direction: column;
}
.seccio-fosca .rajola { background: var(--carbo-capa); border-color: var(--carbo-linia); }

.rajola h3 { margin-bottom: var(--esp-2); }
.rajola p { color: var(--taupe-text); }
.rajola ul { margin: 0 0 var(--esp-3); color: var(--taupe-text); }
.rajola li { margin-bottom: 0.35rem; }
.rajola .rajola-peu { margin-top: auto; }

.enllac-fletxa {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-weight: 600;
  text-decoration: none;
}
.enllac-fletxa::after { content: '→'; transition: transform 0.2s; }
.enllac-fletxa:hover::after { transform: translateX(4px); }

/* Targeta de projecte */
.projecte {
  background: var(--blanc);
  border: var(--junta) solid var(--carbo);
  border-radius: var(--radi);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.projecte img, .projecte .foto-pendent {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}
.projecte-cos { padding: var(--esp-3); }
.projecte-cos h3 { font-size: 1.1rem; margin-bottom: 0.3rem; }
.projecte-cos .projecte-lloc {
  font-size: 0.88rem;
  color: var(--taupe-text);
  margin-bottom: 0.6rem;
}
.projecte-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.72rem;
  letter-spacing: var(--track-ample);
  text-transform: uppercase;
  color: var(--argila-text);
  border: 1px solid var(--argila-text);
  border-radius: 3px;
  padding: 0.15rem 0.5rem;
}

/* Placeholder de foto pendent */
.foto-pendent {
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--esp-3);
  background:
    linear-gradient(var(--calc-fosc), var(--calc-fosc)) center / 100% var(--junta) no-repeat,
    linear-gradient(var(--calc-fosc), var(--calc-fosc)) center / var(--junta) 100% no-repeat,
    var(--calc);
  color: var(--taupe-text);
  font-size: 0.88rem;
  border-bottom: var(--junta) solid var(--carbo);
}

/* Filtre de projectes */
.filtre {
  display: flex;
  flex-wrap: wrap;
  gap: var(--esp-1);
  margin-bottom: var(--esp-4);
}
.filtre button {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.9rem;
  letter-spacing: 0.03em;
  padding: 0.5rem 1.1rem;
  background: transparent;
  color: var(--carbo);
  border: var(--junta) solid var(--carbo);
  border-radius: var(--radi);
  cursor: pointer;
  transition: background-color 0.2s, color 0.2s;
}
.filtre button:hover { background: var(--calc-fosc); }
.filtre button[aria-pressed="true"] {
  background: var(--carbo);
  color: var(--paper);
}

/* ── 10. Procés (llista numerada perquè ÉS una seqüència d'obra) ── */
.proces { counter-reset: pas; display: grid; gap: var(--esp-3); }
.pas {
  counter-increment: pas;
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: var(--esp-3);
  align-items: start;
  padding: var(--esp-3);
  background: var(--blanc);
  border: var(--junta) solid var(--carbo);
  border-radius: var(--radi);
}
.pas::before {
  content: counter(pas, decimal-leading-zero);
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.6rem;
  color: var(--argila-text);
  border-right: var(--junta) solid var(--calc-fosc);
  padding-right: var(--esp-2);
  line-height: 1.1;
}
.pas h3 { font-size: 1.1rem; margin-bottom: 0.35rem; }
.pas p { margin: 0; color: var(--taupe-text); }

/* ── 11. Stats / prova social ── */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--esp-3);
  text-align: center;
}
.stat { padding: var(--esp-3); border: var(--junta) solid var(--carbo-linia); border-radius: var(--radi); }
.stat-number {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.2rem, 4.5vw, 3.2rem);
  color: var(--blanc);
  display: block;
  line-height: 1.05;
}
.stat-label { font-size: 0.92rem; color: var(--taupe-clar); }

.estrelles { color: var(--argila-clar); letter-spacing: 0.1em; font-size: 1.1rem; }

/* ── 12. FAQ (details natius) ── */
.faq { max-width: 760px; }
.faq details {
  background: var(--blanc);
  border: var(--junta) solid var(--carbo);
  border-radius: var(--radi);
  margin-bottom: var(--esp-2);
}
.faq summary {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--esp-2);
  padding: var(--esp-3);
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 1.05rem;
  cursor: pointer;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: '';
  flex: none;
  width: 16px;
  height: 16px;
  background:
    linear-gradient(var(--argila-text), var(--argila-text)) center / 100% var(--junta) no-repeat,
    linear-gradient(var(--argila-text), var(--argila-text)) center / var(--junta) 100% no-repeat;
  transition: transform 0.25s;
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details > div { padding: 0 var(--esp-3) var(--esp-3); color: var(--taupe-text); }
.faq details > div p:last-child { margin-bottom: 0; }

/* ── 13. Formulari ── */
.form-field { margin-bottom: var(--esp-3); }
.form-field label {
  display: block;
  font-weight: 500;
  font-size: 0.95rem;
  margin-bottom: 0.4rem;
}
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  font-family: var(--font-cos);
  font-size: 1rem;            /* ≥16px: evita el zoom d'iOS */
  padding: 0.8rem 0.9rem;
  color: var(--carbo);
  background: var(--blanc);
  border: var(--junta) solid var(--carbo);
  border-radius: var(--radi);
}
.form-field textarea { resize: vertical; min-height: 120px; }
.form-field .field-hint { font-size: 0.82rem; color: var(--taupe-text); margin-top: 0.3rem; }

.form-consent { display: flex; gap: 0.6rem; align-items: flex-start; font-size: 0.88rem; color: var(--taupe-text); }
.form-consent input { width: 18px; height: 18px; margin-top: 3px; flex: none; }

.form-success {
  display: none;
  padding: var(--esp-4);
  background: var(--blanc);
  border: var(--junta) solid var(--argila);
  border-radius: var(--radi);
}
.form-success.visible { display: block; }

.contacte-layout {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--esp-5);
  align-items: start;
}

.contacte-dades { display: grid; gap: var(--esp-3); }
.dada {
  display: grid;
  gap: 0.2rem;
  padding-bottom: var(--esp-2);
  border-bottom: 1px solid var(--calc-fosc);
}
.dada .dada-label {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: 0.78rem;
  letter-spacing: var(--track-ample);
  text-transform: uppercase;
  color: var(--taupe-text);
}
.dada a { font-weight: 600; text-decoration: none; font-size: 1.1rem; }
.dada p { margin: 0; }

/* Mapa responsive sense coordenades falsificades (embed per adreça) */
.mapa-wrap {
  position: relative;
  width: 100%;
  aspect-ratio: 16 / 8;
  border: var(--junta) solid var(--carbo);
  border-radius: var(--radi);
  overflow: hidden;
}
.mapa-wrap iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* ── 14. CTA final ── */
.cta-final { text-align: center; }
.cta-final h2 { max-width: 22ch; margin-inline: auto; }
.cta-final p { max-width: 46ch; margin: 0 auto var(--esp-4); }
.cta-final .hero-ctas { justify-content: center; margin-bottom: 0; }

/* ── 15. Footer ── */
.site-footer {
  background: var(--carbo);
  color: var(--taupe-clar);
  padding: var(--esp-5) 0 var(--esp-3);
  border-top: 6px solid var(--argila);
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr 1fr;
  gap: var(--esp-4);
  padding-bottom: var(--esp-4);
  border-bottom: 1px solid var(--carbo-linia);
  margin-bottom: var(--esp-3);
}
.footer-marca {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--blanc);
  margin-bottom: var(--esp-2);
}
.footer-marca span { font-weight: 500; color: var(--taupe-clar); }
.site-footer h4 {
  color: var(--blanc);
  font-size: 0.85rem;
  font-weight: 500;
  letter-spacing: var(--track-ample);
  text-transform: uppercase;
  margin-bottom: var(--esp-2);
}
.site-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 0.5rem; }
.site-footer a { color: var(--taupe-clar); text-decoration: none; }
.site-footer a:hover { color: var(--paper); }
.footer-baix {
  display: flex;
  flex-wrap: wrap;
  gap: var(--esp-2);
  justify-content: space-between;
  font-size: 0.85rem;
}

/* ── 16. WhatsApp flotant (únic puls permanent de la pàgina) ── */
.whatsapp-float {
  position: fixed;
  right: var(--esp-3);
  bottom: var(--esp-3);
  z-index: 90;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  background: #25D366;
  border-radius: 50%;
  box-shadow: 0 4px 14px rgba(33, 31, 29, 0.3);
  animation: puls-whatsapp 2.4s infinite;
}
.whatsapp-float svg { width: 30px; height: 30px; fill: var(--blanc); }
.whatsapp-float:hover { animation: none; transform: scale(1.06); }

@keyframes puls-whatsapp {
  0%   { box-shadow: 0 4px 14px rgba(33,31,29,0.3), 0 0 0 0 rgba(37, 211, 102, 0.45); }
  70%  { box-shadow: 0 4px 14px rgba(33,31,29,0.3), 0 0 0 16px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 4px 14px rgba(33,31,29,0.3), 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* ── 17. Legals ── */
.legal-cos { max-width: 760px; }
.legal-cos h2 { font-size: 1.35rem; margin-top: var(--esp-4); }

/* ── 18. Reveals (un sol tret; el JS fa unobserve) ── */
.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.55s ease, transform 0.55s ease;
}
.reveal.visible { opacity: 1; transform: none; }

/* ── 19. Responsive ── */
@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr; gap: var(--esp-4); }
  .muestrario-layout { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
  .seccio { padding: var(--esp-5) 0; }
  .nav-links, .site-nav .btn-nav { display: none; }
  .nav-hamburger { display: flex; }
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr; }
  .contacte-layout { grid-template-columns: 1fr; gap: var(--esp-4); }
  .muestrario-grid { grid-template-columns: repeat(2, 1fr); }
  .pas { grid-template-columns: 48px 1fr; gap: var(--esp-2); }
  .mapa-wrap { aspect-ratio: 4 / 3; }
}

/* ── 20. Reduced motion: mata reveals, puls, smooth-scroll i transicions ── */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  .reveal { opacity: 1; transform: none; }
  .whatsapp-float { animation: none; }
}