/* ════════════════════════════════════════════════════════════════
   styles.css — Reformes Integrals Ferreres
   Paleta «blau de plànol i microciment» + EB Garamond / Barlow.
   Decisions justificades a PLA.md. Tokens únics a :root.
   ════════════════════════════════════════════════════════════════ */

:root {
  /* Colors (PLA.md: logo #00649A + #1C1C1B; microciment; rasilla) */
  --blau:             #00649A;
  --blau-hover:       #07507A;
  --blau-fosc:        #06344E;
  --blau-fosc-capa:   #0B415F;
  --blau-cel:         #BFDCEE;
  --tinta:            #1C1C1B;
  --tinta-suau:       #4A4A47;
  --microciment:      #F2F1EE;
  --microciment-fosc: #E5E3DE;
  --blanc:            #FFFFFF;
  --terracota:        #B34A1E;
  --terracota-clar:   #D97E52;
  --text-clar:        #EAF1F6;
  --text-clar-suau:   #B9CBD8;
  --error:            #B3261E;
  --whatsapp:         #12934F;

  /* Tipografia */
  --font-display: "EB Garamond", Georgia, serif;
  --font-cos:     "Barlow", "Segoe UI", sans-serif;
  --font-etiq:    "Barlow Condensed", "Barlow", sans-serif;

  /* Tracking (màxim 2) */
  --track-etiq: 0.14em;
  --track-boto: 0.03em;

  /* Espaiats i formes */
  --esp-seccio: clamp(4rem, 9vw, 6.5rem);
  --esp-bloc:   2.5rem;
  --radi:       4px;
  --radi-gran:  10px;
  --ombra:      0 10px 30px rgba(6, 52, 78, 0.10);
  --amplada:    1160px;
}

/* ── Reset curt ── */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-cos);
  font-weight: 400;
  font-size: 1.0625rem;
  line-height: 1.65;
  color: var(--tinta);
  background: var(--microciment);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 0.6em;
  text-wrap: balance;
}
h1 { font-size: clamp(2.5rem, 5.5vw, 3.8rem); }
h2 { font-size: clamp(1.9rem, 3.6vw, 2.7rem); }
h3 { font-size: 1.35rem; }
h4 { font-size: 1.1rem; }
p { margin: 0 0 1em; }
ul { padding-left: 1.2em; }
a { color: var(--blau); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--blau-hover); }

h1 em, h2 em {
  font-style: italic;
  font-weight: 500;
  color: var(--terracota);
}
.seccio-fosca h2 em, .hero-fosc h1 em { color: var(--blau-cel); }

:focus-visible {
  outline: 3px solid var(--terracota);
  outline-offset: 3px;
  border-radius: 2px;
}
.seccio-fosca :focus-visible { outline-color: var(--blau-cel); }

.skip-link {
  position: absolute;
  top: -48px;
  left: 12px;
  z-index: 200;
  background: var(--tinta);
  color: var(--blanc);
  padding: 0.6em 1em;
  border-radius: var(--radi);
  transition: top 0.15s ease;
}
.skip-link:focus { top: 12px; }

.container {
  max-width: var(--amplada);
  margin-inline: auto;
  padding-inline: clamp(1.1rem, 4vw, 2rem);
}

/* ── Etiquetes (kicker) ── */
.kicker {
  font-family: var(--font-etiq);
  font-weight: 600;
  font-size: 0.98rem;
  text-transform: uppercase;
  letter-spacing: var(--track-etiq);
  color: var(--terracota);
  margin: 0 0 0.9em;
}
.seccio-fosca .kicker, .footer .kicker { color: var(--blau-cel); }

/* ── Botons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.55em;
  font-family: var(--font-cos);
  font-weight: 600;
  font-size: 1rem;
  letter-spacing: var(--track-boto);
  line-height: 1.2;
  padding: 0.85em 1.5em;
  border: 2px solid transparent;
  border-radius: var(--radi);
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.18s ease, color 0.18s ease, border-color 0.18s ease;
}
.btn svg { flex: 0 0 auto; }
.btn-primari { background: var(--blau); color: var(--blanc); }
.btn-primari:hover { background: var(--blau-hover); color: var(--blanc); }
.btn-contorn { background: transparent; color: var(--blau); border-color: var(--blau); }
.btn-contorn:hover { background: var(--blau); color: var(--blanc); }
.seccio-fosca .btn-contorn, .cta-final .btn-contorn {
  color: var(--text-clar);
  border-color: var(--blau-cel);
}
.seccio-fosca .btn-contorn:hover, .cta-final .btn-contorn:hover {
  background: var(--blau-cel);
  color: var(--blau-fosc);
}
.cta-final .btn-primari { background: var(--blanc); color: var(--blau-fosc); }
.cta-final .btn-primari:hover { background: var(--blau-cel); color: var(--blau-fosc); }

/* ── Navegació ── */
.site-nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(242, 241, 238, 0.94);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--microciment-fosc);
}
.site-nav.scrolled { box-shadow: 0 4px 18px rgba(28, 28, 27, 0.08); }
.nav-inner {
  display: flex;
  align-items: center;
  gap: 1.6rem;
  min-height: 76px;
}
.nav-logo { margin-right: auto; display: flex; align-items: center; }
.nav-logo img { width: 118px; height: 63px; }
.nav-links { display: flex; align-items: center; gap: 1.4rem; }
.nav-links > a, .nav-drop > button {
  font-family: var(--font-cos);
  font-weight: 500;
  font-size: 1rem;
  color: var(--tinta);
  text-decoration: none;
  padding: 0.4em 0.1em;
}
.nav-links > a:hover { color: var(--blau); }
.nav-links > a[aria-current="page"] {
  color: var(--blau);
  box-shadow: inset 0 -2px 0 var(--blau);
}

/* Desplegable de serveis */
.nav-drop { position: relative; }
.nav-drop > button {
  background: none;
  border: 0;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  gap: 0.35em;
}
.nav-drop > button:hover { color: var(--blau); }
.nav-drop > button .fletxa { transition: transform 0.18s ease; }
.nav-drop > button[aria-expanded="true"] .fletxa { transform: rotate(180deg); }
.drop-menu {
  position: absolute;
  top: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%);
  min-width: 270px;
  background: var(--blanc);
  border: 1px solid var(--microciment-fosc);
  border-radius: var(--radi-gran);
  box-shadow: var(--ombra);
  padding: 0.5rem;
  display: none;
}
.drop-menu.oberta { display: block; }
.drop-menu a {
  display: block;
  padding: 0.55em 0.8em;
  border-radius: var(--radi);
  color: var(--tinta);
  text-decoration: none;
  font-weight: 500;
}
.drop-menu a:hover { background: var(--microciment); color: var(--blau); }
.drop-menu a[aria-current="page"] { color: var(--blau); }

.nav-tel { white-space: nowrap; }

.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 46px;
  height: 46px;
  padding: 10px;
  background: none;
  border: 1px solid var(--microciment-fosc);
  border-radius: var(--radi);
  cursor: pointer;
}
.nav-hamburger span {
  display: block;
  height: 2px;
  background: var(--tinta);
  transition: transform 0.2s ease, opacity 0.2s ease;
}
.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: 76px 0 0 0;
  z-index: 99;
  background: var(--microciment);
  padding: 1.5rem clamp(1.1rem, 4vw, 2rem) 3rem;
  overflow-y: auto;
}
.mobile-menu.open { display: block; }
.mobile-menu a {
  display: block;
  padding: 0.8em 0.2em;
  font-size: 1.15rem;
  font-weight: 500;
  color: var(--tinta);
  text-decoration: none;
  border-bottom: 1px solid var(--microciment-fosc);
}
.mobile-menu a:hover { color: var(--blau); }
.mobile-menu .menu-grup {
  font-family: var(--font-etiq);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--track-etiq);
  font-size: 0.9rem;
  color: var(--terracota);
  margin: 1.4rem 0 0.3rem;
}
.mobile-menu .btn { margin-top: 1.5rem; justify-content: center; width: 100%; }

/* ── Seccions ── */
.seccio { padding-block: var(--esp-seccio); }
.seccio-blanca { background: var(--blanc); }
.seccio-fosca {
  background:
    linear-gradient(rgba(191, 220, 238, 0.05) 1px, transparent 1px),
    linear-gradient(90deg, rgba(191, 220, 238, 0.05) 1px, transparent 1px),
    var(--blau-fosc);
  background-size: 44px 44px, 44px 44px, auto;
  color: var(--text-clar);
}
.seccio-fosca a:not(.btn) { color: var(--blau-cel); }
.seccio-cap { max-width: 720px; margin-bottom: var(--esp-bloc); }
.seccio-cap.centrat { margin-inline: auto; text-align: center; }
.seccio-cap p:last-child { color: var(--tinta-suau); }
.seccio-fosca .seccio-cap p:last-child { color: var(--text-clar-suau); }

/* ── Hero (portada, partit) ── */
.hero { padding-block: clamp(3rem, 7vw, 5.5rem); }
.hero-graella {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}
.hero-sub {
  font-size: 1.15rem;
  color: var(--tinta-suau);
  max-width: 34em;
}
.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
  margin-top: 1.6rem;
}
.hero-nota { margin-top: 1.3rem; font-size: 0.95rem; color: var(--tinta-suau); }
.hero-nota strong { color: var(--tinta); }
.estrella { color: var(--terracota); }

.hero-figura { position: relative; }
.hero-figura img {
  width: 100%;
  border-radius: var(--radi-gran);
  box-shadow: var(--ombra);
}
/* cantonades de plànol */
.hero-figura::before, .hero-figura::after {
  content: "";
  position: absolute;
  width: 56px;
  height: 56px;
  border: 2px solid var(--blau);
  pointer-events: none;
}
.hero-figura::before { top: -14px; left: -14px; border-right: 0; border-bottom: 0; }
.hero-figura::after { bottom: -14px; right: -14px; border-left: 0; border-top: 0; }
.hero-xapa {
  position: absolute;
  left: 18px;
  bottom: 18px;
  background: rgba(28, 28, 27, 0.82);
  color: var(--text-clar);
  font-size: 0.88rem;
  padding: 0.45em 0.9em;
  border-radius: var(--radi);
  margin: 0;
}

/* Hero interior (pàgines de servei) */
.hero-pagina { padding-block: clamp(2.6rem, 6vw, 4.2rem); }
.hero-pagina .hero-sub { margin-bottom: 0; }
.hero-pagina .hero-cta { margin-top: 1.4rem; }
.molla-pa {
  font-size: 0.9rem;
  margin-bottom: 1.4rem;
  color: var(--tinta-suau);
}
.molla-pa a { color: var(--tinta-suau); }
.molla-pa a:hover { color: var(--blau); }

/* ── Targetes de servei ── */
.serveis-graella {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.4rem;
}
.servei-targeta {
  display: flex;
  flex-direction: column;
  background: var(--blanc);
  border: 1px solid var(--microciment-fosc);
  border-radius: var(--radi-gran);
  overflow: hidden;
  text-decoration: none;
  color: var(--tinta);
  transition: box-shadow 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
}
.servei-targeta:hover {
  border-color: var(--blau);
  box-shadow: var(--ombra);
  transform: translateY(-3px);
  color: var(--tinta);
}
.servei-targeta img { aspect-ratio: 3 / 2; object-fit: cover; width: 100%; }
.servei-cos { padding: 1.3rem 1.4rem 1.5rem; display: flex; flex-direction: column; flex: 1; }
.servei-cos h3 { margin-bottom: 0.35em; }
.servei-cos p { color: var(--tinta-suau); font-size: 0.98rem; flex: 1; }
.servei-enllac { font-weight: 600; color: var(--blau); }
.servei-targeta:hover .servei-enllac { text-decoration: underline; }

/* Placeholder de foto pendent */
.foto-pendent {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  aspect-ratio: 3 / 2;
  width: 100%;
  background:
    repeating-linear-gradient(45deg, transparent 0 12px, rgba(0, 100, 154, 0.05) 12px 24px),
    var(--microciment-fosc);
  border: 2px dashed rgba(0, 100, 154, 0.35);
  color: var(--tinta-suau);
  font-size: 0.9rem;
  text-align: center;
  padding: 1rem;
}
.foto-pendent svg { opacity: 0.55; }

/* ── Element signatura: mapa de les obres ── */
.mapa-graella {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(1.8rem, 4vw, 3.5rem);
  align-items: start;
}
.mapa-figura {
  background: var(--blau-fosc-capa);
  border: 1px solid rgba(191, 220, 238, 0.22);
  border-radius: var(--radi-gran);
  padding: clamp(0.8rem, 2vw, 1.4rem);
}
.mapa-figura svg { width: 100%; height: auto; display: block; }
.mapa-nota {
  font-size: 0.82rem;
  color: var(--text-clar-suau);
  margin: 0.7rem 0.3rem 0;
}

/* SVG del mapa */
.zona-mapa { cursor: pointer; }
.zona-mapa .zona-forma {
  fill: rgba(191, 220, 238, 0.10);
  stroke: rgba(191, 220, 238, 0.55);
  stroke-width: 1.5;
  transition: fill 0.18s ease, stroke 0.18s ease;
}
.zona-mapa text {
  font-family: var(--font-cos);
  font-size: 15px;
  font-weight: 500;
  fill: var(--text-clar);
  pointer-events: none;
}
.zona-mapa:hover .zona-forma { fill: rgba(191, 220, 238, 0.22); }
.zona-mapa:focus-visible { outline: none; }
.zona-mapa:focus-visible .zona-forma {
  stroke: var(--terracota-clar);
  stroke-width: 3;
}
.zona-mapa[aria-pressed="true"] .zona-forma {
  fill: rgba(217, 126, 82, 0.30);
  stroke: var(--terracota-clar);
  stroke-width: 2.5;
}
.mapa-decor {
  stroke: rgba(191, 220, 238, 0.35);
  stroke-width: 1.5;
  fill: none;
}
.mapa-decor-text {
  font-family: var(--font-etiq);
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  fill: rgba(191, 220, 238, 0.65);
}
.mapa-seu-marca { fill: var(--blau-cel); }

/* Xips de zona (control de teclat/mòbil) */
.mapa-xips {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.3rem;
}
.mapa-xip {
  font-family: var(--font-cos);
  font-weight: 500;
  font-size: 0.9rem;
  color: var(--text-clar);
  background: rgba(191, 220, 238, 0.10);
  border: 1px solid rgba(191, 220, 238, 0.4);
  border-radius: 999px;
  padding: 0.4em 0.95em;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.mapa-xip:hover { background: rgba(191, 220, 238, 0.22); }
.mapa-xip[aria-pressed="true"] {
  background: var(--terracota-clar);
  border-color: var(--terracota-clar);
  color: var(--tinta);
  font-weight: 600;
}

/* Panell de zona */
.mapa-panell {
  background: var(--blau-fosc-capa);
  border: 1px solid rgba(191, 220, 238, 0.22);
  border-left: 4px solid var(--terracota-clar);
  border-radius: var(--radi-gran);
  padding: 1.4rem 1.5rem;
}
.mapa-panell h3 { color: var(--blanc); margin-bottom: 0.3em; }
.mapa-panell .mapa-panell-nota {
  color: var(--text-clar-suau);
  font-size: 0.98rem;
}
.mapa-panell ul {
  list-style: none;
  padding: 0;
  margin: 0.9rem 0 1rem;
}
.mapa-panell li {
  padding: 0.42em 0 0.42em 1.5em;
  position: relative;
  border-bottom: 1px dashed rgba(191, 220, 238, 0.2);
  font-size: 0.98rem;
}
.mapa-panell li:last-child { border-bottom: 0; }
.mapa-panell li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.95em;
  width: 9px;
  height: 9px;
  border: 2px solid var(--terracota-clar);
  border-radius: 50%;
}

/* ── Procés (com treballem) ── */
.proces-graella {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.4rem;
  counter-reset: pas;
}
.pas {
  background: var(--blanc);
  border: 1px solid var(--microciment-fosc);
  border-radius: var(--radi-gran);
  padding: 1.5rem 1.4rem;
  counter-increment: pas;
}
.pas::before {
  content: "0" counter(pas);
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 2rem;
  color: var(--blau);
  margin-bottom: 0.4rem;
}
.pas h3 { font-size: 1.2rem; }
.pas p { color: var(--tinta-suau); font-size: 0.96rem; margin: 0; }

/* ── Stats ── */
.stats-franja {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 1.2rem;
  text-align: center;
}
.stat-number {
  display: block;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(2.4rem, 4.5vw, 3.4rem);
  color: var(--blau);
  line-height: 1.05;
}
.stat-label {
  display: block;
  margin-top: 0.35rem;
  font-family: var(--font-etiq);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: var(--track-etiq);
  font-size: 0.88rem;
  color: var(--tinta-suau);
}

/* ── Galeria de projectes ── */
.filtre-barra {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.8rem;
}
.filtre-boto {
  font-family: var(--font-cos);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--tinta);
  background: var(--blanc);
  border: 1px solid var(--microciment-fosc);
  border-radius: 999px;
  padding: 0.45em 1.1em;
  cursor: pointer;
  transition: background-color 0.15s ease, border-color 0.15s ease, color 0.15s ease;
}
.filtre-boto:hover { border-color: var(--blau); color: var(--blau); }
.filtre-boto[aria-pressed="true"] {
  background: var(--blau);
  border-color: var(--blau);
  color: var(--blanc);
  font-weight: 600;
}
.projectes-graella {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1.4rem;
}
.projecte-fitxa {
  background: var(--blanc);
  border: 1px solid var(--microciment-fosc);
  border-radius: var(--radi-gran);
  overflow: hidden;
}
.projecte-fitxa.amagat { display: none; }
.projecte-obre {
  display: block;
  width: 100%;
  padding: 0;
  border: 0;
  background: none;
  cursor: zoom-in;
}
.projecte-obre img { aspect-ratio: 4 / 3; object-fit: cover; width: 100%; }
.projecte-cos { padding: 1rem 1.2rem 1.2rem; }
.projecte-cos h3 { font-size: 1.12rem; margin-bottom: 0.15em; }
.projecte-lloc {
  margin: 0;
  font-size: 0.9rem;
  color: var(--tinta-suau);
}
.projecte-lloc svg { vertical-align: -2px; margin-right: 4px; }

/* Lightbox */
.lightbox {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: none;
  align-items: center;
  justify-content: center;
  background: rgba(28, 28, 27, 0.92);
  padding: 2rem;
}
.lightbox.oberta { display: flex; }
.lightbox img {
  max-width: min(92vw, 1100px);
  max-height: 78vh;
  width: auto;
  border-radius: var(--radi);
}
.lightbox-peu {
  position: absolute;
  bottom: 1.6rem;
  left: 50%;
  transform: translateX(-50%);
  color: var(--text-clar);
  font-size: 0.95rem;
  text-align: center;
  margin: 0;
  max-width: 90vw;
}
.lightbox-tanca, .lightbox-fletxa {
  position: absolute;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  background: rgba(242, 241, 238, 0.12);
  border: 1px solid rgba(242, 241, 238, 0.4);
  border-radius: 50%;
  color: var(--blanc);
  font-size: 1.4rem;
  cursor: pointer;
  line-height: 1;
}
.lightbox-tanca:hover, .lightbox-fletxa:hover { background: rgba(242, 241, 238, 0.28); }
.lightbox-tanca { top: 1.2rem; right: 1.2rem; }
.lightbox-fletxa.anterior { left: 1.2rem; top: 50%; transform: translateY(-50%); }
.lightbox-fletxa.seguent { right: 1.2rem; top: 50%; transform: translateY(-50%); }

/* ── Llistes de servei (pàgines interiors) ── */
.detall-graella {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: center;
}
.detall-graella.invertida > .detall-figura { order: 2; }
.detall-figura img {
  width: 100%;
  border-radius: var(--radi-gran);
  box-shadow: var(--ombra);
}
.llista-check {
  list-style: none;
  padding: 0;
  margin: 1.2rem 0;
}
.llista-check li {
  position: relative;
  padding: 0.4em 0 0.4em 2em;
}
.llista-check li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0.72em;
  width: 14px;
  height: 8px;
  border-left: 3px solid var(--blau);
  border-bottom: 3px solid var(--blau);
  transform: rotate(-45deg);
}

/* «També fem» — navegació creuada */
.tambe-fem { border-top: 1px solid var(--microciment-fosc); }
.tambe-fem-graella {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1rem;
}
.tambe-fem-graella a {
  display: block;
  background: var(--blanc);
  border: 1px solid var(--microciment-fosc);
  border-radius: var(--radi);
  padding: 1rem 1.2rem;
  font-weight: 600;
  color: var(--tinta);
  text-decoration: none;
  transition: border-color 0.15s ease, color 0.15s ease;
}
.tambe-fem-graella a:hover { border-color: var(--blau); color: var(--blau); }

/* ── FAQ ── */
.faq-llista {
  max-width: 780px;
  margin-inline: auto;
  display: grid;
  gap: 0.8rem;
}
.faq-item {
  background: var(--blanc);
  border: 1px solid var(--microciment-fosc);
  border-radius: var(--radi-gran);
}
.faq-pregunta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  width: 100%;
  background: none;
  border: 0;
  cursor: pointer;
  text-align: left;
  font-family: var(--font-cos);
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--tinta);
  padding: 1.05rem 1.3rem;
}
.faq-pregunta .fletxa { flex: 0 0 auto; transition: transform 0.18s ease; color: var(--blau); }
.faq-pregunta[aria-expanded="true"] .fletxa { transform: rotate(180deg); }
.faq-resposta { display: none; padding: 0 1.3rem 1.2rem; color: var(--tinta-suau); }
.faq-resposta.oberta { display: block; }
.faq-resposta p:last-child { margin-bottom: 0; }

/* ── CTA final ── */
.cta-final {
  background: var(--blau);
  color: var(--blanc);
  text-align: center;
}
.cta-final .container { max-width: 820px; }
.cta-final h2 { color: var(--blanc); }
.cta-final h2 em { color: var(--blau-cel); }
.cta-final p { color: rgba(255, 255, 255, 0.88); }
.cta-final .hero-cta { justify-content: center; }

/* ── Formulari de contacte ── */
.contacte-graella {
  display: grid;
  grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr);
  gap: clamp(2rem, 4vw, 3.5rem);
  align-items: start;
}
.form-caixa {
  background: var(--blanc);
  border: 1px solid var(--microciment-fosc);
  border-radius: var(--radi-gran);
  padding: clamp(1.4rem, 3vw, 2.2rem);
  box-shadow: var(--ombra);
}
.form-field { margin-bottom: 1.1rem; }
.form-field label {
  display: block;
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.35rem;
}
.form-field .opcional { font-weight: 400; color: var(--tinta-suau); }
.form-field input,
.form-field select,
.form-field textarea {
  width: 100%;
  font-family: var(--font-cos);
  font-size: 1rem; /* ≥16px: evita zoom a iOS */
  color: var(--tinta);
  background: var(--microciment);
  border: 1px solid var(--microciment-fosc);
  border-radius: var(--radi);
  padding: 0.75em 0.9em;
}
.form-field input:focus,
.form-field select:focus,
.form-field textarea:focus {
  outline: 3px solid var(--blau);
  outline-offset: 0;
  border-color: var(--blau);
}
.form-field textarea { resize: vertical; min-height: 120px; }
.form-field input.invalid, .form-field textarea.invalid { border-color: var(--error); }
.field-error {
  display: block;
  color: var(--error);
  font-size: 0.85rem;
  margin-top: 4px;
}
.form-consentiment {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  font-size: 0.88rem;
  color: var(--tinta-suau);
  margin-bottom: 1.2rem;
}
.form-consentiment input { width: 18px; height: 18px; margin-top: 3px; flex: 0 0 auto; }
.form-submit { width: 100%; justify-content: center; }
.form-success {
  display: none;
  background: #EAF4EC;
  border: 1px solid #BCDCC4;
  border-radius: var(--radi-gran);
  padding: 1.5rem;
  color: #1E5631;
}
.form-success.visible { display: block; }

.contacte-dades { display: grid; gap: 1rem; }
.dada-caixa {
  background: var(--blanc);
  border: 1px solid var(--microciment-fosc);
  border-radius: var(--radi-gran);
  padding: 1.2rem 1.4rem;
}
.dada-caixa h3 { font-size: 1.05rem; margin-bottom: 0.3em; }
.dada-caixa p { margin: 0; color: var(--tinta-suau); }
.dada-caixa a { font-weight: 600; }

.mapa-embed {
  border: 1px solid var(--microciment-fosc);
  border-radius: var(--radi-gran);
  overflow: hidden;
}
.mapa-embed iframe { display: block; width: 100%; height: 340px; border: 0; }

/* ── Footer ── */
.footer {
  background: var(--tinta);
  color: var(--text-clar-suau);
  padding-block: 3.5rem 1.5rem;
  font-size: 0.97rem;
}
.footer a { color: var(--text-clar); }
.footer a:hover { color: var(--blau-cel); }
.footer-graella {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 2.2rem;
  margin-bottom: 2.5rem;
}
.footer-marca img { width: 150px; height: 80px; margin-bottom: 0.9rem; }
.footer h3 {
  font-family: var(--font-etiq);
  font-weight: 600;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: var(--track-etiq);
  color: var(--blanc);
  margin-bottom: 0.8em;
}
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer li { padding: 0.22em 0; }
.footer-baix {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: 0.8rem;
  border-top: 1px solid rgba(234, 241, 246, 0.15);
  padding-top: 1.4rem;
  font-size: 0.88rem;
}

/* ── WhatsApp flotant (únic puls permanent de la web) ── */
.whatsapp-float {
  position: fixed;
  right: 20px;
  bottom: 20px;
  z-index: 150;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 58px;
  height: 58px;
  border-radius: 50%;
  background: var(--whatsapp);
  color: var(--blanc);
  box-shadow: 0 6px 18px rgba(28, 28, 27, 0.3);
  animation: puls-wa 2.6s ease-out infinite;
}
.whatsapp-float:hover { color: var(--blanc); }
@keyframes puls-wa {
  0%   { box-shadow: 0 6px 18px rgba(28, 28, 27, 0.3), 0 0 0 0 rgba(18, 147, 79, 0.45); }
  70%  { box-shadow: 0 6px 18px rgba(28, 28, 27, 0.3), 0 0 0 16px rgba(18, 147, 79, 0); }
  100% { box-shadow: 0 6px 18px rgba(28, 28, 27, 0.3), 0 0 0 0 rgba(18, 147, 79, 0); }
}

/* ── Utilitats ── */
.sense-cap { padding-top: 0; }
.centrat-cta { text-align: center; margin-top: 2rem; }
.nota-peu { margin-top: 2rem; color: var(--tinta-suau); font-size: 0.95rem; }
.servei-targeta.estatica { cursor: default; }
.servei-targeta.estatica:hover { transform: none; border-color: var(--microciment-fosc); box-shadow: none; }

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

/* ── Legals ── */
.legal-cos { max-width: 780px; padding-block: 3rem 4rem; }
.legal-cos h1 { font-size: clamp(2rem, 4vw, 2.8rem); }
.legal-cos h2 { font-size: 1.4rem; margin-top: 1.8em; }

/* ── prefers-reduced-motion: mata TOT el moviment ── */
@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;
  }
  .whatsapp-float { animation: none; }
  .reveal { opacity: 1; transform: none; }
}

/* ── Responsive ── */
@media (max-width: 1020px) {
  .nav-links, .nav-tel { display: none; }
  .nav-hamburger { display: flex; }
  .serveis-graella, .projectes-graella { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .proces-graella, .stats-franja { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .stats-franja { row-gap: 2rem; }
  .mapa-graella { grid-template-columns: 1fr; }
  .footer-graella { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 700px) {
  .hero-graella, .detall-graella, .contacte-graella { grid-template-columns: 1fr; }
  .detall-graella.invertida > .detall-figura { order: 0; }
  .serveis-graella, .projectes-graella, .tambe-fem-graella { grid-template-columns: 1fr; }
  .hero-figura::before, .hero-figura::after { display: none; }
  .footer-graella { grid-template-columns: 1fr; gap: 1.6rem; }
  .lightbox { padding: 1rem; }
  .lightbox-fletxa.anterior { left: 0.5rem; }
  .lightbox-fletxa.seguent { right: 0.5rem; }
}

@media (max-width: 460px) {
  .proces-graella, .stats-franja { grid-template-columns: 1fr; }
  .hero-cta .btn { width: 100%; justify-content: center; }
}