/* ==========================================================================
   Bitecnic Automation SL — full d'estil principal
   Tipografia: Lato · Primari: #47afad · Secundari: #101010
   ========================================================================== */

:root {
  --turquesa: #47afad;
  --turquesa-fosc: #358a88;
  --turquesa-suau: #eef8f7;
  --negre: #101010;
  --text: #212529;
  --gris: #6c757d;
  --gris-clar: #f4f6f7;
  --vora: #e3e7e9;
  --blanc: #ffffff;
  --radi: 10px;
  --radi-petit: 6px;
  --ample: 1120px;
  --ombra: 0 2px 10px rgba(16, 16, 16, 0.06);
  --transicio: 0.25s ease;
}

/* --- Reinici bàsic ------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Lato", -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  font-size: 1.0625rem;
  font-weight: 400;
  line-height: 1.7;
  color: var(--text);
  background: var(--blanc);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--turquesa-fosc);
  text-decoration: none;
  transition: color var(--transicio);
}

a:hover,
a:focus-visible {
  color: var(--turquesa);
}

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

h1, h2, h3, h4 {
  margin: 0 0 0.6em;
  font-weight: 700;
  line-height: 1.25;
  color: var(--negre);
}

h1 {
  font-size: clamp(2rem, 4.5vw, 3.15rem);
  letter-spacing: -0.015em;
}

h2 {
  font-size: clamp(1.6rem, 3vw, 2.25rem);
  letter-spacing: -0.01em;
}

h3 {
  font-size: 1.3rem;
  font-weight: 700;
}

p {
  margin: 0 0 1.1em;
}

ul {
  margin: 0 0 1.1em;
  padding-left: 1.2em;
}

li {
  margin-bottom: 0.45em;
}

strong {
  font-weight: 700;
}

/* --- Utilitats ----------------------------------------------------------- */
.contenidor {
  width: 100%;
  max-width: var(--ample);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.seccio {
  padding: 4.5rem 0;
}

.seccio--gris {
  background: var(--gris-clar);
}

.seccio--turquesa {
  background: var(--turquesa-suau);
}

.etiqueta {
  display: inline-block;
  margin-bottom: 0.75rem;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--turquesa-fosc);
}

.intro {
  max-width: 720px;
  color: var(--gris);
}

.intro--centre {
  margin-inline: auto;
  text-align: centre;
}

.text-centre {
  text-align: centre;
}

/* --- Botons -------------------------------------------------------------- */
.boto {
  display: inline-block;
  padding: 0.85rem 1.9rem;
  font-family: inherit;
  font-size: 1rem;
  font-weight: 700;
  border: 2px solid var(--turquesa);
  border-radius: var(--radi-petit);
  background: var(--turquesa);
  color: var(--blanc);
  cursor: pointer;
  transition: background var(--transicio), border-color var(--transicio), color var(--transicio);
}

.boto:hover,
.boto:focus-visible {
  background: var(--turquesa-fosc);
  border-color: var(--turquesa-fosc);
  color: var(--blanc);
}

.boto--secundari {
  background: transparent;
  border-color: var(--negre);
  color: var(--negre);
}

.boto--secundari:hover,
.boto--secundari:focus-visible {
  background: var(--negre);
  border-color: var(--negre);
  color: var(--blanc);
}

.boto--clar {
  background: var(--blanc);
  border-color: var(--blanc);
  color: var(--negre);
}

.boto--clar:hover,
.boto--clar:focus-visible {
  background: var(--turquesa);
  border-color: var(--turquesa);
  color: var(--blanc);
}

/* --- Capçalera ----------------------------------------------------------- */
.capcalera {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--blanc);
  border-bottom: 1px solid var(--vora);
}

.capcalera__interior {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  min-height: 78px;
}

.logo img {
  width: 185px;
  height: auto;
}

.nav {
  display: flex;
  align-items: center;
}

.nav__llista {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.nav__enllac {
  display: block;
  padding: 0.55rem 0.95rem;
  font-size: 1rem;
  font-weight: 500;
  color: var(--text);
  border-radius: var(--radi-petit);
  transition: color var(--transicio), background var(--transicio);
}

.nav__enllac:hover,
.nav__enllac:focus-visible {
  color: var(--turquesa-fosc);
  background: var(--turquesa-suau);
}

.nav__enllac[aria-current="page"] {
  color: var(--turquesa-fosc);
  font-weight: 700;
}

.nav__cta {
  margin-left: 0.75rem;
  padding: 0.6rem 1.35rem;
  font-size: 0.95rem;
}

.nav__alternador {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 9px;
  border: 1px solid var(--vora);
  border-radius: var(--radi-petit);
  background: var(--blanc);
  cursor: pointer;
}

.nav__alternador span {
  display: block;
  height: 2.5px;
  width: 100%;
  background: var(--negre);
  border-radius: 2px;
  transition: transform var(--transicio), opacity var(--transicio);
}

.nav__alternador[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}

.nav__alternador[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
}

.nav__alternador[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* --- Hero ---------------------------------------------------------------- */
.hero {
  padding: 5.5rem 0 5rem;
  background:
    radial-gradient(1100px 480px at 85% -10%, rgba(71, 175, 173, 0.12), transparent 65%),
    var(--blanc);
  border-bottom: 1px solid var(--vora);
}

.hero__contingut {
  max-width: 760px;
}

.hero__subtitol {
  margin-bottom: 2rem;
  font-size: clamp(1.12rem, 2vw, 1.35rem);
  color: var(--gris);
}

.hero__accions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.9rem;
}

.hero--intern {
  padding: 3.75rem 0 3.25rem;
  background:
    radial-gradient(900px 380px at 90% -20%, rgba(71, 175, 173, 0.14), transparent 65%),
    var(--gris-clar);
  border-bottom: 1px solid var(--vora);
}

.hero--intern h1 {
  font-size: clamp(1.9rem, 4vw, 2.75rem);
}

/* --- Targetes ------------------------------------------------------------ */
.guarnicio {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.targeta {
  display: flex;
  flex-direction: column;
  padding: 2rem 1.9rem;
  background: var(--blanc);
  border: 1px solid var(--vora);
  border-radius: var(--radi);
  box-shadow: var(--ombra);
  transition: transform var(--transicio), box-shadow var(--transicio), border-color var(--transicio);
}

.targeta:hover {
  transform: translateY(-3px);
  border-color: var(--turquesa);
  box-shadow: 0 8px 22px rgba(16, 16, 16, 0.09);
}

.targeta__icona {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  margin-bottom: 1.15rem;
  font-size: 1.55rem;
  font-weight: 700;
  color: var(--turquesa-fosc);
  background: var(--turquesa-suau);
  border: 1px solid rgba(71, 175, 173, 0.35);
  border-radius: var(--radi-petit);
}

.targeta__enllac {
  margin-top: auto;
  padding-top: 0.75rem;
  font-weight: 700;
}

.targeta__enllac::after {
  content: " →";
}

/* --- Llista de característiques / avantatges ----------------------------- */
.llista-avantatges {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.75rem 2.5rem;
  margin-top: 2.5rem;
}

.avantatge h3 {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-size: 1.15rem;
}

.avantatge__marca {
  flex: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 30px;
  height: 30px;
  font-size: 0.95rem;
  color: var(--blanc);
  background: var(--turquesa);
  border-radius: 50%;
}

.avantatge p {
  margin: 0;
  color: var(--gris);
}

/* --- Llistes de serveis (pàgines de servei) ------------------------------ */
.serveis-detall {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.servei-detall {
  padding: 1.9rem;
  background: var(--blanc);
  border: 1px solid var(--vora);
  border-left: 4px solid var(--turquesa);
  border-radius: var(--radi);
}

.servei-detall h3 {
  font-size: 1.2rem;
}

.servei-detall p {
  margin: 0;
  color: var(--gris);
}

.servei-detall ul {
  margin: 0.75rem 0 0;
  color: var(--gris);
}

/* --- Procés (passos) ----------------------------------------------------- */
.pasos {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(190px, 1fr));
  gap: 1.5rem;
  margin-top: 2.75rem;
  counter-reset: pas;
}

.pas {
  position: relative;
  padding: 2.25rem 1.5rem 1.75rem;
  background: var(--blanc);
  border: 1px solid var(--vora);
  border-radius: var(--radi);
  counter-increment: pas;
}

.pas::before {
  content: counter(pas);
  position: absolute;
  top: -18px;
  left: 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--blanc);
  background: var(--turquesa);
  border-radius: 50%;
}

.pas h3 {
  font-size: 1.1rem;
}

.pas p {
  margin: 0;
  font-size: 0.975rem;
  color: var(--gris);
}

/* --- Dues columnes (text + foto) ---------------------------------------- */
.dues-columnes {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  align-items: center;
  gap: 3.5rem;
}

/* --- Bloc de foto pendent ------------------------------------------------ */
.foto-placeholder {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 320px;
  padding: 1.5rem;
  text-align: center;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--gris);
  background: var(--gris-clar);
  border: 1px dashed #c4ccd1;
  border-radius: var(--radi);
}

.foto-placeholder--petit {
  min-height: 220px;
}

/* --- Xifres / valors destacats ------------------------------------------ */
.xifres {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(210px, 1fr));
  gap: 1.5rem;
  margin-top: 2.5rem;
}

.xifra {
  padding: 1.75rem 1.5rem;
  text-align: center;
  background: var(--blanc);
  border: 1px solid var(--vora);
  border-radius: var(--radi);
}

.xifra__valor {
  display: block;
  margin-bottom: 0.3rem;
  font-size: 1.65rem;
  font-weight: 700;
  color: var(--turquesa-fosc);
}

.xifra__criteri {
  font-size: 0.95rem;
  color: var(--gris);
}

/* --- CTA final ----------------------------------------------------------- */
.cta-final {
  padding: 4.25rem 0;
  background: var(--negre);
  color: var(--blanc);
}

.cta-final h2 {
  color: var(--blanc);
}

.cta-final p {
  max-width: 640px;
  margin-inline: auto;
  color: #c9ced1;
}

.cta-final .hero__accios,
.cta-final .hero__accions {
  justify-content: center;
  margin-top: 1.9rem;
}

/* --- Formulari ----------------------------------------------------------- */
.formulari {
  padding: 2.25rem;
  background: var(--blanc);
  border: 1px solid var(--vora);
  border-radius: var(--radi);
  box-shadow: var(--ombra);
}

.camp {
  margin-bottom: 1.3rem;
}

.camp label {
  display: block;
  margin-bottom: 0.4rem;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--negre);
}

.camp .obligatori {
  color: var(--turquesa-fosc);
}

.camp input,
.camp textarea {
  width: 100%;
  padding: 0.75rem 0.95rem;
  font-family: inherit;
  font-size: 1rem;
  color: var(--text);
  background: var(--blanc);
  border: 1px solid #c4ccd1;
  border-radius: var(--radi-petit);
  transition: border-color var(--transicio), box-shadow var(--transicio);
}

.camp input:focus,
.camp textarea:focus {
  outline: none;
  border-color: var(--turquesa);
  box-shadow: 0 0 0 3px rgba(71, 175, 173, 0.22);
}

.camp textarea {
  min-height: 150px;
  resize: vertical;
}

.formulari__nota {
  margin: 1rem 0 0;
  font-size: 0.9rem;
  color: var(--gris);
}

/* --- Dades de contacte --------------------------------------------------- */
.dades-contacte {
  display: grid;
  gap: 1.5rem;
}

.dada {
  padding: 1.6rem 1.75rem;
  background: var(--blanc);
  border: 1px solid var(--vora);
  border-radius: var(--radi);
}

.dada h3 {
  margin-bottom: 0.35rem;
  font-size: 1.1rem;
}

.dada p {
  margin: 0;
  color: var(--gris);
}

.dada a {
  font-weight: 700;
}

/* --- Peu de pàgina ------------------------------------------------------- */
.peu {
  padding: 3.25rem 0 1.75rem;
  background: var(--negre);
  color: #c9ced1;
  font-size: 0.95rem;
}

.peu a {
  color: var(--turquesa);
}

.peu a:hover,
.peu a:focus-visible {
  color: var(--blanc);
}

.peu__graella {
  display: grid;
  grid-template-columns: 1.3fr 1fr 1fr;
  gap: 2.5rem;
  padding-bottom: 2.25rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.14);
}

.peu__logo img {
  width: 165px;
  height: auto;
  padding: 8px;
  background: var(--blanc);
  border-radius: var(--radi-petit);
}

.peu h3 {
  margin-bottom: 0.9rem;
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blanc);
}

.peu ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

.peu li {
  margin-bottom: 0.55em;
}

.peu__legal {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding-top: 1.6rem;
  font-size: 0.88rem;
  color: #9aa2a7;
}

.peu__legal p {
  margin: 0;
}

.peu__legal-links {
  display: flex;
  gap: 1.25rem;
}

/* --- Pàgines legals (placeholder) --------------------------------------- */
.legal-contingut h2 {
  margin-top: 2.25rem;
  font-size: 1.35rem;
}

.avís-destacat {
  padding: 1.25rem 1.5rem;
  background: var(--turquesa-suau);
  border-left: 4px solid var(--turquesa);
  border-radius: var(--radi-petit);
}

/* --- Accessibilitat: salta al contingut --------------------------------- */
.saltar {
  position: absolute;
  left: -9999px;
  top: 0;
  z-index: 200;
  padding: 0.75rem 1.25rem;
  background: var(--negre);
  color: var(--blanc);
}

.saltar:focus {
  left: 0;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* --- Responsiu ----------------------------------------------------------- */
@media (max-width: 900px) {
  .dues-columnes {
    grid-template-columns: 1fr;
    gap: 2.25rem;
  }

  .peu__graella {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 820px) {
  .nav__alternador {
    display: flex;
  }

  .nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    display: none;
    background: var(--blanc);
    border-bottom: 1px solid var(--vora);
    box-shadow: 0 12px 20px rgba(16, 16, 16, 0.08);
  }

  .nav.obert {
    display: block;
  }

  .nav__llista {
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.5rem 1.5rem 1.25rem;
  }

  .nav__enllac {
    padding: 0.85rem 0.5rem;
    border-bottom: 1px solid var(--vora);
    border-radius: 0;
  }

  .nav__cta {
    margin: 1rem 0 0;
    text-align: center;
  }

  .capcalera {
    position: sticky;
  }

  .capcalera__interior {
    position: relative;
  }
}

@media (max-width: 620px) {
  body {
    font-size: 1rem;
  }

  .seccio {
    padding: 3.25rem 0;
  }

  .hero {
    padding: 3.75rem 0 3.25rem;
  }

  .logo img {
    width: 155px;
  }

  .peu__graella {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .formulari {
    padding: 1.5rem;
  }
}

/* --- Preferència de moviment reduït ------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  * {
    transition: none !important;
    animation: none !important;
  }
}

/* --- ajustos revisió visual --- */
.nav-links a[aria-current="page"] {
  color: var(--primari, #47afad);
  font-weight: 700;
  box-shadow: inset 0 -2px 0 0 var(--primari, #47afad);
}
.nav-links {
  gap: 2rem;
}

.foto { width: 100%; height: auto; border-radius: 12px; display: block; }