/* =========================================================
   CDG Reformas
   Paleta: azul Estrecho, cal, niebla, tinta, hormigón y amarillo señal
   Tipografía: Archivo (variable: peso y anchura), alojada en el propio servidor
   ========================================================= */

@font-face {
  font-family: "Archivo";
  src: url("../fonts/archivo.woff2") format("woff2-variations"), url("../fonts/archivo.woff2") format("woff2");
  font-weight: 100 900;
  font-stretch: 62% 125%;
  font-style: normal;
  font-display: swap;
}

:root {
  --estrecho: #0F3D52;
  --estrecho-2: #0B2F40;
  --cal: #FFFFFF;
  --niebla: #EEF2F3;
  --linea: #D5DDE0;
  --tinta: #13232C;
  --hormigon: #56646B;
  --senal: #F2B705;
  --senal-2: #D9A300;
  --error: #B42318;
  --ok: #1E6B45;

  --wrap: 72rem;
  --gutter: clamp(1rem, 4vw, 2rem);
  --radius: 4px;

  --t-small: 0.875rem;
  --t-body: 1.0625rem;
  --t-lead: 1.25rem;
  --t-h3: 1.25rem;
  --t-h2: clamp(2rem, 4.2vw, 3rem);
  --t-h1: clamp(2.6rem, 5.6vw, 4.6rem);
}

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

html { scroll-behavior: smooth; scroll-padding-top: 5rem; }

body {
  margin: 0;
  font-family: "Archivo", system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: var(--t-body);
  line-height: 1.6;
  color: var(--tinta);
  background: var(--cal);
  -webkit-font-smoothing: antialiased;
}

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

a { color: var(--estrecho); text-underline-offset: 0.18em; }

h1, h2, h3 { margin: 0; line-height: 1.05; }

h1, h2 {
  font-stretch: 78%;
  font-weight: 760;
  letter-spacing: -0.01em;
}

h2 { font-size: var(--t-h2); }

h3 {
  font-size: var(--t-h3);
  font-weight: 650;
  line-height: 1.25;
}

p { margin: 0 0 1em; }

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

.wrap {
  width: 100%;
  max-width: var(--wrap);
  margin-inline: auto;
  padding-inline: var(--gutter);
}

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

.skip {
  position: absolute;
  left: 1rem; top: -4rem;
  padding: 0.6rem 1rem;
  background: var(--senal);
  color: var(--tinta);
  font-weight: 650;
  z-index: 100;
}
.skip:focus { top: 1rem; }

/* ---------- Botones ---------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 3.1rem;
  padding: 0.8rem 1.4rem;
  border: 2px solid transparent;
  border-radius: var(--radius);
  font: inherit;
  font-weight: 650;
  line-height: 1.2;
  text-decoration: none;
  cursor: pointer;
  transition: background-color 0.15s, color 0.15s, border-color 0.15s;
}

.btn-signal { background: var(--senal); color: var(--tinta); }
.btn-signal:hover { background: var(--senal-2); }

.btn-ghost { border-color: rgba(255, 255, 255, 0.55); color: var(--cal); }
.btn-ghost:hover { border-color: var(--cal); background: rgba(255, 255, 255, 0.08); }

.btn-small { min-height: 2.6rem; padding: 0.5rem 1rem; }

/* ---------- Cabecera ---------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: var(--estrecho);
  color: var(--cal);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 4.25rem;
  gap: 1rem;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 0.45rem;
  color: var(--cal);
  text-decoration: none;
}

.brand-mark {
  font-stretch: 70%;
  font-weight: 850;
  font-size: 1.75rem;
  letter-spacing: 0.02em;
  line-height: 1;
}

.brand-sub {
  font-size: 1rem;
  font-weight: 450;
  opacity: 0.85;
}

.nav {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav a:not(.btn) {
  color: var(--cal);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.975rem;
}
.nav a:not(.btn):hover { text-decoration: underline; }

.nav-phone { font-variant-numeric: tabular-nums; opacity: 0.9; }

.menu-toggle {
  display: none;
  width: 2.75rem; height: 2.75rem;
  padding: 0;
  border: 0;
  background: transparent;
  color: var(--cal);
  cursor: pointer;
}

.menu-toggle-bars,
.menu-toggle-bars::before,
.menu-toggle-bars::after {
  display: block;
  width: 1.5rem; height: 2px;
  margin-inline: auto;
  background: currentColor;
  transition: transform 0.2s;
}
.menu-toggle-bars { position: relative; }
.menu-toggle-bars::before, .menu-toggle-bars::after { content: ""; position: absolute; left: 0; }
.menu-toggle-bars::before { top: -7px; }
.menu-toggle-bars::after { top: 7px; }

.menu-toggle[aria-expanded="true"] .menu-toggle-bars { background: transparent; }
.menu-toggle[aria-expanded="true"] .menu-toggle-bars::before { transform: translateY(7px) rotate(45deg); }
.menu-toggle[aria-expanded="true"] .menu-toggle-bars::after { transform: translateY(-7px) rotate(-45deg); }

/* ---------- Hero ---------- */

.hero {
  background: var(--estrecho);
  color: var(--cal);
  padding-block: clamp(3rem, 7vw, 6rem) clamp(3.5rem, 8vw, 7rem);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: clamp(2rem, 5vw, 4.5rem);
  align-items: center;
}

.hero h1 {
  font-size: var(--t-h1);
  font-stretch: 72%;
  font-weight: 800;
  line-height: 0.98;
  max-width: 15ch;
  margin-bottom: 1.5rem;
}

.hero-lead {
  font-size: var(--t-lead);
  line-height: 1.55;
  max-width: 36rem;
  color: rgba(255, 255, 255, 0.86);
  margin-bottom: 2rem;
}

.hero-actions { display: flex; flex-wrap: wrap; gap: 0.75rem; }

/* La foto con sus cotas: el elemento propio de CDG */

.plano {
  position: relative;
  margin: 0;
  padding: 2.4rem 0 0 2.4rem;
}

.plano img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border-radius: 2px;
}

.cota {
  position: absolute;
  color: var(--senal);
  font-size: 0.8125rem;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.cota::before, .cota::after { content: ""; position: absolute; background: var(--senal); }

.cota-h {
  top: 1.05rem;
  left: 2.4rem;
  right: 0;
  height: 1.5px;
  background: var(--senal);
  transform-origin: left center;
}
.cota-h::before, .cota-h::after { top: -6px; width: 1.5px; height: 13px; }
.cota-h::before { left: 0; }
.cota-h::after { right: 0; }
.cota-h span {
  position: absolute;
  left: 50%; top: -0.7rem;
  transform: translateX(-50%);
  padding-inline: 0.6rem;
  background: var(--estrecho);
  line-height: 1.4;
}

.cota-v {
  left: 1.05rem;
  top: 2.4rem;
  bottom: 0;
  width: 1.5px;
  background: var(--senal);
  transform-origin: center top;
}
.cota-v::before, .cota-v::after { left: -6px; width: 13px; height: 1.5px; }
.cota-v::before { top: 0; }
.cota-v::after { bottom: 0; }
.cota-v span {
  position: absolute;
  top: 50%; left: 0;
  transform: translate(-50%, -50%) rotate(-90deg);
  padding-inline: 0.6rem;
  background: var(--estrecho);
  white-space: nowrap;
  line-height: 1.4;
}

@media (prefers-reduced-motion: no-preference) {
  .cota-h { animation: medir-h 0.9s 0.25s cubic-bezier(0.2, 0.7, 0.2, 1) both; }
  .cota-v { animation: medir-v 0.9s 0.55s cubic-bezier(0.2, 0.7, 0.2, 1) both; }
  .cota span { animation: aparecer 0.4s 1.1s both; }
}

@keyframes medir-h { from { transform: scaleX(0); } to { transform: scaleX(1); } }
@keyframes medir-v { from { transform: scaleY(0); } to { transform: scaleY(1); } }
@keyframes aparecer { from { opacity: 0; } to { opacity: 1; } }

/* ---------- Compromisos ---------- */

.compromisos {
  background: var(--niebla);
  border-bottom: 1px solid var(--linea);
}

.compromisos-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  margin: 0;
  padding: 0;
  list-style: none;
}

.compromisos-list li {
  padding: 2rem 1.5rem 1.75rem;
  border-left: 1px solid var(--linea);
}
.compromisos-list li:first-child { border-left: 0; padding-left: 0; }

.compromisos-list h3 {
  font-size: 1.0625rem;
  margin-bottom: 0.5rem;
}
.compromisos-list h3::before {
  content: "";
  display: block;
  width: 2.5rem;
  height: 3px;
  margin-bottom: 0.85rem;
  background: var(--senal);
}

.compromisos-list p {
  margin: 0;
  font-size: 0.975rem;
  color: var(--hormigon);
}

/* ---------- Secciones ---------- */

.section { padding-block: clamp(4rem, 9vw, 7rem); }
.section-mist { background: var(--niebla); }

.section-head {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 1rem 3rem;
  align-items: end;
  margin-bottom: clamp(2rem, 5vw, 3.5rem);
}
.section-head h2 { color: var(--estrecho); }
.section-head p { margin: 0; color: var(--hormigon); max-width: 34rem; }

/* Servicios: lista definida, no tarjetas */

.servicios {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 3rem;
  margin: 0;
}

.servicios > div {
  padding-block: 1.4rem;
  border-top: 1px solid var(--linea);
}

.servicios dt {
  font-size: 1.3rem;
  font-weight: 650;
  font-stretch: 90%;
  color: var(--estrecho);
  margin-bottom: 0.35rem;
}

.servicios dd { margin: 0; color: var(--hormigon); max-width: 32rem; }

/* Método: es una secuencia real, por eso va numerado */

.pasos {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 1.5rem;
  margin: 0;
  padding: 0;
  list-style: none;
  counter-reset: paso;
}

.pasos li { counter-increment: paso; position: relative; }

.pasos li::before {
  content: counter(paso);
  display: block;
  font-stretch: 70%;
  font-weight: 800;
  font-size: 3.25rem;
  line-height: 1;
  color: var(--estrecho);
  padding-bottom: 0.75rem;
  margin-bottom: 1rem;
  border-bottom: 2px solid var(--estrecho);
}

.pasos li:last-child::before { border-bottom-color: var(--senal); }

.pasos h3 { margin-bottom: 0.5rem; }
.pasos p { margin: 0; color: var(--hormigon); font-size: 0.975rem; }

/* Criterio */

.criterio {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 2rem 3rem;
  align-items: start;
}

.criterio h2 { color: var(--estrecho); max-width: 14ch; }

.criterio-text p {
  font-size: var(--t-lead);
  line-height: 1.6;
  max-width: 34rem;
}
.criterio-text p:last-child { margin: 0; color: var(--hormigon); }

/* Obras */

.obras {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  grid-template-rows: auto auto;
  gap: 1.25rem;
}

.obra { margin: 0; }
.obra-grande { grid-row: span 2; }

.obra img {
  width: 100%;
  height: 100%;
  min-height: 14rem;
  object-fit: cover;
  border-radius: 2px;
}

.obra-grande img { aspect-ratio: auto; }

.obra { display: grid; grid-template-rows: 1fr auto; }

.obra figcaption {
  padding-top: 0.6rem;
  font-size: 0.95rem;
  color: var(--hormigon);
}
.obra figcaption strong { color: var(--tinta); font-weight: 650; }

/* Zona */

.zona {
  background: var(--estrecho);
  color: var(--cal);
  padding-block: clamp(3.5rem, 8vw, 6rem);
}

.zona-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 2rem 4rem;
  align-items: center;
}

.zona h2 { margin-bottom: 1rem; max-width: 16ch; }
.zona p { color: rgba(255, 255, 255, 0.82); margin: 0; max-width: 30rem; }

.municipios {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0 2rem;
  margin: 0;
  padding: 0;
  list-style: none;
}

.municipios li {
  padding-block: 0.8rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.18);
  font-size: 1.125rem;
  font-weight: 550;
}

.municipios li::before {
  content: "";
  display: inline-block;
  width: 0.55rem; height: 0.55rem;
  margin-right: 0.7rem;
  background: var(--senal);
  vertical-align: 0.1em;
}

/* Preguntas */

.faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 2rem 4rem;
  align-items: start;
}

.faq-grid h2 { color: var(--estrecho); max-width: 10ch; }

.faq details { border-top: 1px solid var(--linea); }
.faq details:last-child { border-bottom: 1px solid var(--linea); }

.faq summary {
  position: relative;
  padding: 1.15rem 2.5rem 1.15rem 0;
  font-weight: 600;
  font-size: 1.1rem;
  cursor: pointer;
  list-style: none;
}
.faq summary::-webkit-details-marker { display: none; }

.faq summary::after {
  content: "";
  position: absolute;
  right: 0.4rem; top: 50%;
  width: 0.65rem; height: 0.65rem;
  border-right: 2px solid var(--estrecho);
  border-bottom: 2px solid var(--estrecho);
  transform: translateY(-70%) rotate(45deg);
  transition: transform 0.2s;
}
.faq details[open] summary::after { transform: translateY(-30%) rotate(-135deg); }

.faq details p { color: var(--hormigon); padding-right: 2.5rem; margin-bottom: 1.25rem; }

/* ---------- Presupuesto ---------- */

.presupuesto {
  background: var(--niebla);
  padding-block: clamp(4rem, 9vw, 7rem);
  border-top: 1px solid var(--linea);
}

.presupuesto-grid {
  display: grid;
  grid-template-columns: minmax(0, 0.8fr) minmax(0, 1.2fr);
  gap: 2.5rem 4rem;
  align-items: start;
}

.presupuesto-info h2 { color: var(--estrecho); margin-bottom: 1rem; }
.presupuesto-info > p { color: var(--hormigon); }

.contacto { margin: 2rem 0; }
.contacto > div {
  display: grid;
  grid-template-columns: 6.5rem 1fr;
  gap: 1rem;
  padding-block: 0.7rem;
  border-top: 1px solid var(--linea);
}
.contacto dt { color: var(--hormigon); font-size: 0.95rem; }
.contacto dd { margin: 0; font-weight: 600; }

.nota-fotos {
  font-size: 0.95rem;
  padding: 1rem 1.1rem;
  background: var(--cal);
  border-left: 3px solid var(--senal);
}

.form {
  background: var(--cal);
  padding: clamp(1.5rem, 4vw, 2.5rem);
  border: 1px solid var(--linea);
  border-radius: var(--radius);
}

.field { display: grid; gap: 0.4rem; margin-bottom: 1.15rem; }

.field-row { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 0 1rem; align-items: end; }
.field-row-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }

.field label { font-weight: 600; font-size: 0.95rem; }
.opcional { font-weight: 400; color: var(--hormigon); }

.field input, .field select, .field textarea {
  width: 100%;
  min-height: 3rem;
  padding: 0.7rem 0.8rem;
  border: 1.5px solid #B9C4C9;
  border-radius: var(--radius);
  background: var(--cal);
  color: var(--tinta);
  font: inherit;
  font-size: 1rem;
}

.field textarea { resize: vertical; min-height: 8rem; line-height: 1.5; }
.field ::placeholder { color: #7D8A90; }

.field input:focus, .field select:focus, .field textarea:focus {
  outline: none;
  border-color: var(--estrecho);
  box-shadow: 0 0 0 3px rgba(15, 61, 82, 0.18);
}

.field [aria-invalid="true"] { border-color: var(--error); }

.field-error { color: var(--error); font-size: 0.875rem; margin: 0; }

.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.check {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.7rem;
  align-items: start;
  margin: 0.5rem 0 1.5rem;
  font-size: 0.95rem;
  color: var(--hormigon);
}
.check input { width: 1.2rem; height: 1.2rem; margin-top: 0.2rem; accent-color: var(--estrecho); }

.btn-submit { width: 100%; font-size: 1.05rem; }
.btn-submit[disabled] { opacity: 0.7; cursor: progress; }

.form-status { margin: 1rem 0 0; font-weight: 600; }
.form-status[data-type="ok"] { color: var(--ok); }
.form-status[data-type="error"] { color: var(--error); }

/* ---------- Pie ---------- */

.site-footer {
  background: var(--estrecho-2);
  color: rgba(255, 255, 255, 0.78);
  padding-block: 2.5rem;
  font-size: 0.95rem;
}

.footer-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 1.5rem;
}

.footer-grid p { margin: 0; }
.footer-brand { color: var(--cal); font-weight: 500; }
.footer-brand .brand-mark { font-size: 1.4rem; margin-right: 0.2rem; }

.site-footer nav { display: flex; flex-wrap: wrap; gap: 1.25rem; }
.site-footer a { color: rgba(255, 255, 255, 0.85); }

/* ---------- Páginas legales ---------- */

.legal { padding-block: clamp(3rem, 7vw, 5rem); }
.legal .wrap { max-width: 46rem; }
.legal h1 {
  font-size: clamp(2.2rem, 5vw, 3.25rem);
  font-stretch: 75%;
  font-weight: 800;
  color: var(--estrecho);
  margin-bottom: 1.5rem;
}
.legal h2 { font-size: 1.5rem; font-stretch: 85%; color: var(--estrecho); margin: 2.25rem 0 0.75rem; }
.legal p, .legal li { color: var(--tinta); }
.legal .aviso-plantilla {
  padding: 1rem 1.2rem;
  background: #FFF6D6;
  border-left: 3px solid var(--senal);
  font-size: 0.95rem;
}

/* ---------- Responsive ---------- */

@media (max-width: 64rem) {
  .pasos { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 2.5rem; }
  .compromisos-list { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .compromisos-list li:nth-child(3) { border-left: 0; padding-left: 0; }
}

@media (max-width: 56rem) {
  .menu-toggle { display: inline-flex; align-items: center; justify-content: center; }

  .nav {
    position: absolute;
    left: 0; right: 0; top: 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    padding: 0.5rem var(--gutter) 1.25rem;
    background: var(--estrecho);
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    display: none;
  }
  .nav.is-open { display: flex; }
  .nav a:not(.btn) { padding-block: 0.85rem; border-bottom: 1px solid rgba(255, 255, 255, 0.1); }
  .nav .btn { margin-top: 1rem; }

  .hero-grid, .section-head, .criterio, .zona-grid, .faq-grid, .presupuesto-grid { grid-template-columns: 1fr; }
  .hero h1 { max-width: 15ch; }
  .plano { order: -1; padding: 2rem 0 0 2rem; margin-bottom: 0.5rem; }
  .cota-h { left: 2rem; top: 0.85rem; }
  .cota-v { top: 2rem; left: 0.85rem; }

  .servicios { grid-template-columns: 1fr; }
  .obras { grid-template-columns: 1fr; }
  .obra-grande { grid-row: auto; }
  .obra img, .obra-grande img { height: auto; min-height: 0; aspect-ratio: 4 / 3; }
}

@media (max-width: 40rem) {
  .compromisos-list { grid-template-columns: 1fr; }
  .compromisos-list li { border-left: 0; padding-inline: 0; padding-block: 1.25rem; border-top: 1px solid var(--linea); }
  .compromisos-list li:first-child { border-top: 0; }
  .pasos { grid-template-columns: 1fr; }
  .pasos li { display: grid; grid-template-columns: 3.25rem 1fr; column-gap: 1rem; }
  .pasos li::before { grid-row: span 2; border-bottom: 0; padding: 0; margin: 0; font-size: 2.5rem; }
  .field-row, .field-row-3 { grid-template-columns: 1fr; }
  .municipios { grid-template-columns: 1fr; }
  .hero-actions .btn { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

/* El mensaje de error de la casilla ocupa toda la fila */
.check .field-error { grid-column: 1 / -1; }