/* ============================================================
   URBANIA — style.css
   Construcción y Remodelación Premium, Medellín
   ============================================================ */

/* ── 1. FUENTES LOCALES ─────────────────────────────────── */
@font-face {
  font-family: 'Levenim';
  src: url('../assets/fonts/levenim-mt.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

@font-face {
  font-family: 'Levenim';
  src: url('../assets/fonts/levenim-mt-bold.ttf') format('truetype');
  font-weight: 700;
  font-style: normal;
  font-display: swap;
}

/* ── 2. VARIABLES CSS ───────────────────────────────────── */
:root {
  --color-negro:    #211915;
  --color-gris:     #444242;
  --color-dorado:   #e6b54a;
  --color-blanco:   #ffffff;

  /* Derivadas */
  --color-negro-80: rgba(33, 25, 21, 0.80);
  --color-negro-60: rgba(33, 25, 21, 0.60);
  --color-dorado-20: rgba(230, 181, 74, 0.20);

  /* Tipografía */
  --font-display: 'Levenim MT', 'Georgia', serif;
  --font-body:    'levenim-mt-bold', 'Helvetica Neue', Arial, sans-serif;

  /* Tamaños */
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.5rem;
  --text-3xl:  1.875rem;
  --text-4xl:  2.25rem;
  --text-5xl:  3rem;
  --text-6xl:  3.75rem;
  --text-7xl:  4.5rem;

  /* Espaciado */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-7:  1.75rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Misc */
  --radius-sm: 2px;
  --radius:    4px;
  --radius-lg: 8px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.18s ease;
  --shadow-card: 0 4px 24px rgba(0,0,0,0.35);
  --nav-height: 80px;
}

/* ── 3. RESET Y BASE ────────────────────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-negro);
  color: var(--color-blanco);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden !important;
}

img, video {
  max-width: 100%;
  display: block;
}

a {
  color: inherit;
  text-decoration: none;
}

ul, ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: var(--font-body);
}

/* ── 4. TIPOGRAFÍA BASE ─────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
}

h1 { font-size: var(--text-5xl); }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }

p {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: rgba(255,255,255,0.78);
  line-height: 1.75;
}

/* ── 5. GRID Y CONTENEDOR ───────────────────────────────── */
.container {
  width: 100%;
  max-width: 1280px;
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.container--narrow {
  max-width: 860px;
  margin-inline: auto;
  padding-inline: var(--space-6);
}

.grid {
  display: grid;
  gap: var(--space-6);
}

.grid-2 { grid-template-columns: repeat(2, 1fr); }
.grid-3 { grid-template-columns: repeat(3, 1fr); }
.grid-4 { grid-template-columns: repeat(4, 1fr); }

/* ── 6. UTILIDADES ──────────────────────────────────────── */
.text-dorado { color: var(--color-dorado); }
.text-gris   { color: var(--color-gris); }
.text-center { text-align: center; }
.text-left   { text-align: left; }

.mt-auto { margin-top: auto; }
.mt-4    { margin-top: var(--space-4); }
.mt-6    { margin-top: var(--space-6); }
.mt-8    { margin-top: var(--space-8); }
.mt-12   { margin-top: var(--space-12); }
.mb-4    { margin-bottom: var(--space-4); }
.mb-6    { margin-bottom: var(--space-6); }
.mb-8    { margin-bottom: var(--space-8); }

.py-section {
  padding-block: var(--space-20);
}

.py-section-lg {
  padding-block: var(--space-32);
}

.flex        { display: flex; }
.flex-col    { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-4       { gap: var(--space-4); }
.gap-6       { gap: var(--space-6); }
.gap-8       { gap: var(--space-8); }

/* Línea decorativa dorada */
.gold-line {
  display: block;
  width: 48px;
  height: 2px;
  background: var(--color-dorado);
  margin-bottom: var(--space-6);
  transform-origin: left;
}

.gold-line--center {
  margin-inline: auto;
  margin-bottom: var(--space-6);
}

/* Etiqueta de sección */
.section-label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-dorado);
  display: block;
  margin-bottom: var(--space-3);
}

/* ── 7. BOTONES ─────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.85rem 2rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  white-space: nowrap;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(255,255,255,0.08);
  opacity: 0;
  transition: var(--transition-fast);
}

.btn:hover::after {
  opacity: 1;
}

/* Botón dorado — CTA principal */
.btn-dorado {
  background: var(--color-dorado);
  color: var(--color-negro);
}

.btn-dorado:hover {
  background: #d4a03a;
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(230, 181, 74, 0.35);
}

/* Botón outline blanco */
.btn-outline {
  background: transparent;
  color: var(--color-blanco);
  border: 1.5px solid rgba(255,255,255,0.55);
}

.btn-outline:hover {
  border-color: var(--color-blanco);
  transform: translateY(-2px);
}

/* Botón outline dorado */
.btn-outline-dorado {
  background: transparent;
  color: var(--color-dorado);
  border: 1.5px solid var(--color-dorado);
}

.btn-outline-dorado:hover {
  background: var(--color-dorado);
  color: var(--color-negro);
  transform: translateY(-2px);
}

/* Botón texto con flecha */
.btn-text {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-dorado);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0;
  transition: var(--transition);
}

.btn-text svg {
  transition: transform var(--transition-fast);
}

.btn-text:hover svg {
  transform: translateX(4px);
}

/* ── 8. NAVBAR ──────────────────────────────────────────── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  overflow: hidden;
  display: flex;
  align-items: center;
  background: transparent;
  transition: background var(--transition), box-shadow var(--transition);
}

/* Estado scroll */
.navbar.scrolled {
  background: var(--color-negro);
  box-shadow: 0 1px 0 rgba(255,255,255,0.06);
}

.navbar__inner {
  width: 100%;
  max-width: 1280px;
  margin-inline: auto;
  padding-inline: var(--space-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-8);
}

/* Logo */
.navbar__logo {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  transition: opacity var(--transition-fast);
}

.navbar__logo:hover {
  opacity: 0.85;
}

/* Logo imagen — navbar y footer */
.logo-img {
  max-width: 160px;
  width: 100%;
  height: auto;
  display: block;
}

/* En el navbar, limitar la altura para que no desborde */
.navbar__logo .logo-img {
  max-height: 48px;
  width: auto;
  max-width: 160px;
}

/* Links de navegación */
.navbar__nav {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  margin-left: auto;
}

.navbar__link {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.80);
  transition: color var(--transition-fast);
  position: relative;
  padding-bottom: 2px;
}

.navbar__link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--color-dorado);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.navbar__link:hover,
.navbar__link.active {
  color: var(--color-blanco);
}

.navbar__link:hover::after,
.navbar__link.active::after {
  transform: scaleX(1);
}

/* CTA navbar */
.navbar__cta {
  margin-left: var(--space-4);
  padding: 0.6rem 1.4rem;
  font-size: var(--text-xs);
}

/* Hamburguesa */
.navbar__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
  z-index: 1100;
}

.navbar__hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-blanco);
  border-radius: 2px;
  transition: var(--transition);
  transform-origin: center;
}

/* Estado abierto del hamburguesa */
.navbar__hamburger.open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.navbar__hamburger.open span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.navbar__hamburger.open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Menú móvil */
.navbar__mobile-menu {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--color-negro);
  z-index: 999;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-8);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition);
}

.navbar__mobile-menu.open {
  opacity: 1;
  pointer-events: all;
}

.navbar__mobile-menu .navbar__link {
  font-size: var(--text-3xl);
  color: var(--color-blanco);
}

.navbar__mobile-menu .navbar__link::after {
  display: none;
}

.navbar__mobile-menu .navbar__link:hover {
  color: var(--color-dorado);
}

/* ── 9. HERO ────────────────────────────────────────────── */
/*
  El mismo patrón que hero-interior:
  padding-top en la sección garantiza que el contenido
  empieza DEBAJO del navbar fijo, sin depender del hijo.
*/
.hero {
  position: relative;
  width: 100%;
  height: 100svh;
  min-height: 600px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: stretch;
  padding-top: var(--nav-height);
}

.hero__bg {
  position: absolute;
  top: -15%;
  bottom: -15%;
  left: 0;
  right: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  will-change: transform;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    var(--color-negro) 0%,
    var(--color-negro-60) 50%,
    rgba(33,25,21,0.25) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-bottom: var(--space-20);
}

@media (min-width: 769px) {
  .hero__content {
    margin-top: 0;
    padding-top: 2rem;
  }
}

.hero__content .container {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-6);
}

/*
  Animación de entrada del hero: CSS puro, sin depender de JS.
  Los elementos son visibles desde el primer frame — no hay FOIC.
*/
@keyframes heroFadeUp {
  from {
    opacity: 0;
    transform: translateY(28px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero__headline {
  font-family: var(--font-display);
  font-size: clamp(var(--text-4xl), 7vw, var(--text-7xl));
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.03em;
  color: var(--color-blanco);
  max-width: 14ch;
  animation: heroFadeUp 0.80s cubic-bezier(0.4, 0, 0.2, 1) 0.05s both;
}

.hero__headline em {
  font-style: normal;
  color: var(--color-dorado);
}

.hero__sub {
  font-family: var(--font-body);
  font-size: clamp(var(--text-base), 2vw, var(--text-xl));
  color: rgba(255,255,255,0.78);
  max-width: 46ch;
  line-height: 1.65;
  animation: heroFadeUp 0.80s cubic-bezier(0.4, 0, 0.2, 1) 0.20s both;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-2);
  animation: heroFadeUp 0.80s cubic-bezier(0.4, 0, 0.2, 1) 0.34s both;
}

/* Hero interior (páginas internas) */
.hero-interior {
  position: relative;
  width: 100%;
  min-height: 420px;
  display: flex;
  align-items: flex-end;
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero-interior__bg {
  position: absolute;
  top: -15%;
  bottom: -15%;
  left: 0;
  right: 0;
  background-size: cover;
  background-position: center;
  will-change: transform;
}

.hero-interior__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    var(--color-negro) 0%,
    rgba(33,25,21,0.70) 60%,
    rgba(33,25,21,0.40) 100%
  );
}

.hero-interior__content {
  position: relative;
  z-index: 2;
  width: 100%;
  padding-bottom: var(--space-16);
}

.hero-interior__label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-dorado);
  display: block;
  margin-bottom: var(--space-3);
}

.hero-interior__title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-3xl), 5vw, var(--text-6xl));
  color: var(--color-blanco);
  line-height: 1.1;
}

/* ── 10. TARJETAS DE SERVICIOS ──────────────────────────── */
.services-section {
  background: var(--color-negro);
  padding-block: var(--space-24);
}

.services-section__header {
  margin-bottom: var(--space-16);
}

.service-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: var(--space-10) var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-dorado);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.service-card:hover {
  border-color: rgba(230, 181, 74, 0.25);
  transform: translateY(-6px);
  box-shadow: var(--shadow-card);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.service-card__icon {
  width: 52px;
  height: 52px;
  color: var(--color-dorado);
}

.service-card__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-blanco);
}

.service-card__desc {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.65);
  line-height: 1.7;
  flex: 1;
}

/* ── 11. PROYECTOS GRID ─────────────────────────────────── */
.projects-section {
  background: rgba(255,255,255,0.02);
  padding-block: var(--space-24);
}

.projects-section__header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: var(--space-12);
  gap: var(--space-6);
  flex-wrap: wrap;
}

.project-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--color-gris);
}

.project-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.project-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(33,25,21,0.92) 0%,
    rgba(33,25,21,0.40) 50%,
    transparent 100%
  );
  opacity: 0;
  transition: opacity var(--transition);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-6);
}

.project-card:hover .project-card__img {
  transform: scale(1.06);
}

.project-card:hover .project-card__overlay {
  opacity: 1;
}

.project-card__category {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-dorado);
  margin-bottom: var(--space-2);
}

.project-card__name {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-blanco);
  margin-bottom: var(--space-4);
}

.project-card__arrow {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1.5px solid var(--color-dorado);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-dorado);
  transition: background var(--transition-fast);
}

.project-card:hover .project-card__arrow {
  background: var(--color-dorado);
  color: var(--color-negro);
}

/* ── 12. FRANJA CTA ─────────────────────────────────────── */
.cta-strip {
  background: var(--color-dorado);
  padding-block: var(--space-20);
  text-align: center;
}

.cta-strip__headline {
  font-family: var(--font-display);
  font-size: clamp(var(--text-3xl), 5vw, var(--text-5xl));
  color: var(--color-negro);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: var(--space-4);
  max-width: 22ch;
  margin-inline: auto;
}

.cta-strip__sub {
  font-size: var(--text-lg);
  color: rgba(33,25,21,0.75);
  max-width: 48ch;
  margin-inline: auto;
  margin-bottom: var(--space-8);
  line-height: 1.65;
}

.cta-strip .btn-dorado {
  background: var(--color-negro);
  color: var(--color-dorado);
}

.cta-strip .btn-dorado:hover {
  background: rgba(33,25,21,0.85);
  box-shadow: 0 8px 24px rgba(33,25,21,0.35);
}

/* ── 13. FOOTER ─────────────────────────────────────────── */
.footer {
  background: var(--color-negro);
  border-top: 1px solid rgba(255,255,255,0.07);
  padding-top: var(--space-16);
  padding-bottom: var(--space-8);
}

.footer__top {
  display: grid;
  grid-template-columns: 1.6fr repeat(3, 1fr);
  gap: var(--space-12);
  padding-bottom: var(--space-12);
  border-bottom: 1px solid rgba(255,255,255,0.07);
}

.footer__brand-logo {
  display: block;
  margin-bottom: var(--space-4);
  transition: opacity var(--transition-fast);
}

.footer__brand-logo:hover {
  opacity: 0.85;
}

.footer__brand-desc {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.55);
  line-height: 1.75;
  max-width: 30ch;
  margin-bottom: var(--space-6);
}

.footer__socials {
  display: flex;
  gap: var(--space-3);
}

.footer__social-link {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.65);
  transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
}

.footer__social-link:hover {
  border-color: var(--color-dorado);
  color: var(--color-dorado);
  background: var(--color-dorado-20);
}

.footer__col-title {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-blanco);
  margin-bottom: var(--space-6);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.footer__col-title::before {
  content: '';
  display: block;
  width: 20px;
  height: 1.5px;
  background: var(--color-dorado);
  flex-shrink: 0;
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer__link {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.55);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer__link:hover {
  color: var(--color-dorado);
  padding-left: 6px;
}

.footer__contact-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.55);
  line-height: 1.55;
  margin-bottom: var(--space-4);
}

.footer__contact-item svg {
  flex-shrink: 0;
  margin-top: 2px;
  color: var(--color-dorado);
}

/* Línea dorada decorativa */
.footer__gold-accent {
  display: block;
  height: 1px;
  background: linear-gradient(to right, var(--color-dorado), transparent);
  margin-bottom: var(--space-8);
}

.footer__bottom {
  padding-top: var(--space-8);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.footer__copy {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.35);
}

.footer__legal {
  display: flex;
  gap: var(--space-6);
}

.footer__legal a {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.35);
  transition: color var(--transition-fast);
}

.footer__legal a:hover {
  color: var(--color-dorado);
}

/* ── 14. BREAKPOINTS ────────────────────────────────────── */

/* Tablet: ≤ 1024px */
@media (max-width: 1024px) {
  .footer__top {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-10);
  }
  .grid-4 {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Tablet: ≤ 768px */
@media (max-width: 768px) {
  :root {
    --nav-height: 68px;
  }

  h1 { font-size: var(--text-4xl); }
  h2 { font-size: var(--text-3xl); }

  .navbar__nav {
    display: none;
  }

  .navbar__hamburger {
    display: flex;
  }

  .navbar__mobile-menu {
    display: flex;
  }

  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }

  .footer__top {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer__brand-desc {
    max-width: none;
  }

  .projects-section__header {
    flex-direction: column;
    align-items: flex-start;
  }

  .py-section    { padding-block: var(--space-16); }
  .py-section-lg { padding-block: var(--space-20); }
}

/* Mobile: ≤ 480px */
@media (max-width: 480px) {
  .hero__actions {
    flex-direction: column;
    align-items: flex-start;
  }

  .btn {
    width: 100%;
    justify-content: center;
  }

  .cta-strip__headline {
    font-size: var(--text-3xl);
  }
}

/* ============================================================
   SESIÓN 2 — Componentes nuevos
   nosotros.html · proyectos.html · proyecto-detalle.html
   ============================================================ */

/* ── S2-1. STATEMENT — frase de impacto ─────────────────── */
.statement-section {
  background: var(--color-negro);
  padding-block: var(--space-24);
  border-top: 1px solid rgba(255,255,255,0.06);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.statement-section__text {
  font-family: var(--font-display);
  font-size: clamp(var(--text-3xl), 5.5vw, var(--text-6xl));
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.025em;
  color: var(--color-blanco);
  max-width: 22ch;
}

.statement-section__text em {
  font-style: normal;
  color: var(--color-dorado);
}

.statement-section__sub {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.60);
  max-width: 44ch;
  line-height: 1.75;
  margin-top: var(--space-6);
}

/* ── S2-2. SPLIT — imagen + texto ───────────────────────── */
.split-section {
  padding-block: var(--space-24);
  background: var(--color-negro);
}

.split-section__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
}

.split-section__grid--reverse {
  direction: rtl;
}

.split-section__grid--reverse > * {
  direction: ltr;
}

.split-section__img-wrap {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/5;
}

.split-section__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.4,0,0.2,1);
}

.split-section__img-wrap:hover img {
  transform: scale(1.03);
}

/* Acento dorado en la esquina */
.split-section__img-wrap::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: -1px;
  width: 80px;
  height: 80px;
  border-bottom: 2px solid var(--color-dorado);
  border-left: 2px solid var(--color-dorado);
  border-radius: 0 0 0 var(--radius-lg);
  pointer-events: none;
}

.split-section__body {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.split-section__title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
  color: var(--color-blanco);
  line-height: 1.15;
}

.split-section__title em {
  font-style: normal;
  color: var(--color-dorado);
}

.split-section__text {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.70);
  line-height: 1.80;
}

/* ── S2-3. CIFRAS / STATS ────────────────────────────────── */
.stats-section {
  background: rgba(230, 181, 74, 0.04);
  border-top: 1px solid rgba(230,181,74,0.12);
  border-bottom: 1px solid rgba(230,181,74,0.12);
  padding-block: var(--space-20);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
  text-align: center;
}

.stat-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-8) var(--space-6);
  position: relative;
}

/* Divisor vertical entre stats */
.stat-item:not(:last-child)::after {
  content: '';
  position: absolute;
  right: 0;
  top: 20%;
  height: 60%;
  width: 1px;
  background: rgba(255,255,255,0.10);
}

.stat-item__number {
  font-family: var(--font-display);
  font-size: clamp(var(--text-4xl), 6vw, var(--text-7xl));
  font-weight: 700;
  color: var(--color-dorado);
  line-height: 1;
  letter-spacing: -0.03em;
}

.stat-item__label {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.60);
  letter-spacing: 0.06em;
  text-align: center;
  max-width: 18ch;
  line-height: 1.5;
}

/* ── S2-4. SERVICIOS DETALLADOS (2×2) ───────────────────── */
.services-detail-section {
  background: var(--color-negro);
  padding-block: var(--space-24);
}

.service-detail-card {
  background: rgba(255,255,255,0.025);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: var(--space-10) var(--space-8);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
  position: relative;
  overflow: hidden;
}

.service-detail-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(to right, var(--color-dorado), transparent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

.service-detail-card:hover {
  border-color: rgba(230, 181, 74, 0.20);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.service-detail-card:hover::before {
  transform: scaleX(1);
}

.service-detail-card__icon {
  width: 48px;
  height: 48px;
  color: var(--color-dorado);
  flex-shrink: 0;
}

.service-detail-card__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-blanco);
}

.service-detail-card__desc {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.65);
  line-height: 1.75;
  flex: 1;
}

.service-detail-card__includes {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  padding-top: var(--space-4);
  border-top: 1px solid rgba(255,255,255,0.07);
}

.service-detail-card__includes-title {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.40);
  margin-bottom: var(--space-1);
}

.service-detail-card__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-2);
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.65);
  line-height: 1.5;
}

.service-detail-card__item::before {
  content: '';
  display: block;
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--color-dorado);
  margin-top: 6px;
  flex-shrink: 0;
}

/* ── S2-5. DIFERENCIADORES ──────────────────────────────── */
.diferenciadores-section {
  background: rgba(255,255,255,0.02);
  padding-block: var(--space-24);
}

.diferenciador-card {
  background: var(--color-negro);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: var(--space-8) var(--space-7);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.diferenciador-card:hover {
  border-color: rgba(230,181,74,0.30);
  box-shadow: 0 8px 32px rgba(0,0,0,0.30);
}

.diferenciador-card__num {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 700;
  color: rgba(230,181,74,0.18);
  line-height: 1;
  letter-spacing: -0.04em;
  user-select: none;
}

.diferenciador-card__icon {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
  color: var(--color-dorado);
}

.diferenciador-card__title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-blanco);
  line-height: 1.3;
}

.diferenciador-card__desc {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.60);
  line-height: 1.75;
}

/* ── S2-6. FILTROS DE PROYECTOS ─────────────────────────── */
.project-filters {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-bottom: var(--space-12);
}

.filter-btn {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 0.55rem 1.4rem;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.65);
  background: transparent;
  cursor: pointer;
  transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
}

.filter-btn:hover {
  border-color: var(--color-dorado);
  color: var(--color-dorado);
}

.filter-btn.active {
  background: var(--color-dorado);
  border-color: var(--color-dorado);
  color: var(--color-negro);
}

/* ── S2-7. TARJETA DE PROYECTO (grande) ─────────────────── */
.project-card-lg {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(255,255,255,0.025);
  border: 1px solid rgba(255,255,255,0.07);
  transition: border-color var(--transition), box-shadow var(--transition);
  text-decoration: none;
  color: inherit;
}

.project-card-lg:hover {
  border-color: rgba(230,181,74,0.25);
  box-shadow: var(--shadow-card);
}

.project-card-lg__img-wrap {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4/3;
}

.project-card-lg__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.70s cubic-bezier(0.4,0,0.2,1);
}

.project-card-lg:hover .project-card-lg__img {
  transform: scale(1.05);
}

.project-card-lg__body {
  padding: var(--space-10) var(--space-10);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-5);
}

.project-card-lg__category {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-dorado);
}

.project-card-lg__title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-2xl), 3vw, var(--text-4xl));
  color: var(--color-blanco);
  line-height: 1.15;
}

.project-card-lg__meta {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.project-card-lg__meta-item {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.50);
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.project-card-lg__desc {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.65);
  line-height: 1.75;
}

/* Alterna dirección para segundo proyecto */
.project-card-lg--reverse {
  direction: rtl;
}
.project-card-lg--reverse > * {
  direction: ltr;
}

/* ── S2-8. FICHA TÉCNICA ────────────────────────────────── */
.ficha-tecnica {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: var(--space-16);
}

.ficha-tecnica__item {
  background: rgba(255,255,255,0.025);
  padding: var(--space-6) var(--space-7);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.ficha-tecnica__label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.40);
}

.ficha-tecnica__value {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--color-blanco);
}

/* ── S2-9. GALERÍA DE PROYECTO ──────────────────────────── */
.project-gallery {
  display: grid;
  grid-template-columns: 2fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: var(--space-3);
  margin-bottom: var(--space-16);
}

.project-gallery__main {
  grid-row: 1 / 3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: auto;
}

.project-gallery__main img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  min-height: 480px;
  transition: transform 0.70s cubic-bezier(0.4,0,0.2,1);
}

.project-gallery__main:hover img {
  transform: scale(1.03);
}

.project-gallery__thumb {
  border-radius: var(--radius);
  overflow: hidden;
}

.project-gallery__thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  aspect-ratio: 4/3;
  transition: transform 0.60s cubic-bezier(0.4,0,0.2,1);
}

.project-gallery__thumb:hover img {
  transform: scale(1.05);
}

/* Fila extra de thumbs */
.project-gallery__row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-3);
  margin-top: var(--space-3);
}

/* ── S2-10. NAVEGACIÓN ENTRE PROYECTOS ──────────────────── */
.project-nav {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  margin-top: var(--space-16);
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255,255,255,0.08);
}

.project-nav__link {
  padding: var(--space-6) var(--space-7);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  transition: border-color var(--transition), background var(--transition);
  color: inherit;
}

.project-nav__link:hover {
  border-color: rgba(230,181,74,0.30);
  background: rgba(230,181,74,0.04);
}

.project-nav__link--next {
  text-align: right;
  margin-left: auto;
}

.project-nav__label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-dorado);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.project-nav__link--next .project-nav__label {
  justify-content: flex-end;
}

.project-nav__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-blanco);
}

/* ── S2-11. BREADCRUMB ───────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  list-style: none;
  flex-wrap: wrap;
  margin-bottom: var(--space-3);
}

.breadcrumb__item {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.50);
}

.breadcrumb__item a {
  color: inherit;
  transition: color var(--transition-fast);
}

.breadcrumb__item a:hover {
  color: var(--color-dorado);
}

.breadcrumb__sep {
  color: var(--color-dorado);
  font-size: var(--text-xs);
}

/* ── S2-12. SECTION HEADER (reutilizable) ────────────────── */
.section-header {
  margin-bottom: var(--space-16);
}

.section-header--center {
  text-align: center;
}

.section-header--center .gold-line {
  margin-inline: auto;
}

.section-header__title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-3xl), 4vw, var(--text-5xl));
  color: var(--color-blanco);
  line-height: 1.15;
  margin-top: var(--space-3);
}

.section-header__sub {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.60);
  max-width: 52ch;
  line-height: 1.75;
  margin-top: var(--space-4);
}

/* ── S2-13. RESPONSIVE NUEVOS COMPONENTES ────────────────── */
@media (max-width: 1024px) {
  .ficha-tecnica {
    grid-template-columns: repeat(2, 1fr);
  }

  .project-gallery {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
  }

  .project-gallery__main {
    grid-column: 1 / 3;
    grid-row: auto;
  }

  .project-gallery__main img {
    min-height: 320px;
  }
}

@media (max-width: 768px) {
  .split-section__grid,
  .split-section__grid--reverse {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    gap: 0;
  }

  .stat-item:not(:last-child)::after {
    display: none;
  }

  .stat-item {
    border-bottom: 1px solid rgba(255,255,255,0.07);
  }

  .stat-item:last-child {
    border-bottom: none;
  }

  .project-card-lg {
    grid-template-columns: 1fr;
    direction: ltr;
  }

  .project-card-lg--reverse {
    direction: ltr;
  }

  .project-gallery {
    grid-template-columns: 1fr;
  }

  .project-gallery__main {
    grid-column: auto;
  }

  .ficha-tecnica {
    grid-template-columns: 1fr 1fr;
  }

  .project-nav {
    grid-template-columns: 1fr;
  }

  .project-gallery__row {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* ============================================================
   SESIÓN 3 — Blog · Contacto · Componentes compartidos
   ============================================================ */

/* ── S3-1. ARTÍCULO DESTACADO (featured) ────────────────── */
.article-featured {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: rgba(255,255,255,0.025);
  border: 1px solid rgba(255,255,255,0.07);
  margin-bottom: var(--space-16);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.article-featured:hover {
  border-color: rgba(230,181,74,0.25);
  box-shadow: var(--shadow-card);
}

.article-featured__img-wrap {
  position: relative;
  overflow: hidden;
}

.article-featured__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  min-height: 420px;
  transition: transform 0.70s cubic-bezier(0.4,0,0.2,1);
}

.article-featured:hover .article-featured__img {
  transform: scale(1.04);
}

.article-featured__body {
  padding: var(--space-12) var(--space-10);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: var(--space-5);
}

.article-featured__badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-negro);
  background: var(--color-dorado);
  padding: 0.3rem 0.85rem;
  border-radius: 999px;
  align-self: flex-start;
}

.article-featured__title {
  font-family: var(--font-display);
  font-size: clamp(var(--text-2xl), 3vw, var(--text-4xl));
  color: var(--color-blanco);
  line-height: 1.2;
}

.article-featured__excerpt {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.65);
  line-height: 1.75;
}

.article-featured__meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.article-meta-item {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.45);
  display: flex;
  align-items: center;
  gap: var(--space-1);
  letter-spacing: 0.04em;
}

/* ── S3-2. TARJETA DE ARTÍCULO (grid) ───────────────────── */
.article-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
}

.article-card {
  background: rgba(255,255,255,0.025);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: border-color var(--transition), transform var(--transition), box-shadow var(--transition);
}

.article-card:hover {
  border-color: rgba(230,181,74,0.22);
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.article-card__img-wrap {
  overflow: hidden;
  aspect-ratio: 16/9;
}

.article-card__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.65s cubic-bezier(0.4,0,0.2,1);
}

.article-card:hover .article-card__img {
  transform: scale(1.05);
}

.article-card__body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  flex: 1;
}

.article-card__category {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-dorado);
}

.article-card__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-blanco);
  line-height: 1.3;
}

.article-card__excerpt {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.60);
  line-height: 1.70;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: var(--space-2);
  padding-top: var(--space-4);
  border-top: 1px solid rgba(255,255,255,0.06);
}

/* ── S3-3. LAYOUT ARTÍCULO + SIDEBAR ───────────────────── */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: var(--space-16);
  align-items: flex-start;
  padding-block: var(--space-16);
}

.article-hero-img {
  width: 100%;
  max-height: 520px;
  object-fit: cover;
  display: block;
  border-radius: var(--radius-lg);
}

/* ── S3-4. PROSA / CONTENIDO DEL ARTÍCULO ──────────────── */
.prose {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: rgba(255,255,255,0.78);
  line-height: 1.85;
}

.prose h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-blanco);
  line-height: 1.25;
  margin-top: var(--space-12);
  margin-bottom: var(--space-4);
  letter-spacing: -0.02em;
}

.prose h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-blanco);
  margin-top: var(--space-8);
  margin-bottom: var(--space-3);
}

.prose p {
  margin-bottom: var(--space-6);
  color: rgba(255,255,255,0.75);
}

.prose p:last-child { margin-bottom: 0; }

.prose strong { color: var(--color-blanco); font-weight: 700; }
.prose em { color: var(--color-dorado); font-style: normal; }

.prose-cta {
  background: rgba(230,181,74,0.08);
  border-left: 3px solid var(--color-dorado);
  border-radius: 0 var(--radius-lg) var(--radius-lg) 0;
  padding: var(--space-6) var(--space-8);
  margin-block: var(--space-8);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.prose-cta p { margin: 0; color: rgba(255,255,255,0.85); }

.error-block {
  margin-bottom: var(--space-10);
  padding-bottom: var(--space-10);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.error-block:last-of-type { border-bottom: none; }

.error-block__num {
  font-family: var(--font-display);
  font-size: var(--text-5xl);
  font-weight: 700;
  color: rgba(230,181,74,0.15);
  line-height: 1;
  margin-bottom: var(--space-2);
  letter-spacing: -0.04em;
}

.error-block__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-blanco);
  margin-bottom: var(--space-4);
  line-height: 1.25;
}

.error-block__body {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.72);
  line-height: 1.82;
}

/* ── S3-5. SIDEBAR ──────────────────────────────────────── */
.sidebar {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  position: sticky;
  top: calc(var(--nav-height) + var(--space-8));
}

.sidebar-widget {
  background: rgba(255,255,255,0.025);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
}

.sidebar-widget__title {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-blanco);
  margin-bottom: var(--space-5);
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.sidebar-widget__title::before {
  content: '';
  display: block;
  width: 16px;
  height: 1.5px;
  background: var(--color-dorado);
  flex-shrink: 0;
}

.sidebar-links {
  display: flex;
  flex-direction: column;
  gap: 0;
}

.sidebar-link {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.65);
  line-height: 1.5;
  transition: color var(--transition-fast), padding-left var(--transition-fast);
  display: flex;
  gap: var(--space-2);
  align-items: flex-start;
  padding-block: var(--space-4);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.sidebar-link:first-child {
  padding-top: 0;
}

.sidebar-link:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.sidebar-link::before {
  content: "→";
  color: var(--color-dorado);
  font-size: var(--text-xs);
  margin-top: 3px;
  flex-shrink: 0;
}

.sidebar-link:hover {
  color: var(--color-dorado);
  padding-left: var(--space-2);
}

.sidebar-cta {
  background: linear-gradient(135deg, rgba(230,181,74,0.12), rgba(230,181,74,0.04));
  border: 1px solid rgba(230,181,74,0.25);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
  align-items: center;
}

.sidebar-cta__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-blanco);
  line-height: 1.3;
}

.sidebar-cta__sub {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.60);
  line-height: 1.65;
}

.sidebar-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.sidebar-tag {
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  padding: 0.35rem 0.9rem;
  border-radius: 999px;
  border: 1px solid rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.60);
  transition: border-color var(--transition-fast), color var(--transition-fast);
}

.sidebar-tag:hover {
  border-color: var(--color-dorado);
  color: var(--color-dorado);
}

/* ── S3-7. FORMULARIO DE CONTACTO ───────────────────────── */
.contact-layout {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--space-16);
  align-items: flex-start;
  padding-block: var(--space-20);
}

.contact-form-wrap {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
}

.contact-form-wrap h2 {
  font-family: var(--font-display);
  font-size: clamp(var(--text-2xl), 3vw, var(--text-4xl));
  color: var(--color-blanco);
  line-height: 1.2;
}

.contact-form-wrap > p {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.60);
  line-height: 1.75;
  margin-top: calc(var(--space-2) * -1);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.55);
}

.form-label span { color: var(--color-dorado); margin-left: 2px; }

.form-input,
.form-select,
.form-textarea {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-blanco);
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  padding: 0.85rem 1rem;
  width: 100%;
  transition: border-color var(--transition-fast), background var(--transition-fast), box-shadow var(--transition-fast);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}

/* Altura explícita en campos de una sola línea para igualar
   input, select e input-prefix en todos los navegadores */
.form-input:not(.form-textarea),
.form-select {
  height: 3.25rem;
  line-height: 1;
}

.form-input::placeholder,
.form-textarea::placeholder { color: rgba(255,255,255,0.28); }

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-dorado);
  background: rgba(255,255,255,0.06);
  box-shadow: 0 0 0 3px rgba(230,181,74,0.12);
}

.form-input.error,
.form-select.error,
.form-textarea.error {
  border-color: #e05252;
  box-shadow: 0 0 0 3px rgba(224,82,82,0.12);
}

.form-select {
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23e6b54a' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
}

.form-select option { background: var(--color-negro); color: var(--color-blanco); }

.form-textarea {
  resize: vertical;
  min-height: 130px;
  line-height: 1.65;
}

.form-error {
  font-size: var(--text-xs);
  color: #e05252;
  display: none;
  margin-top: calc(var(--space-1) * -1);
}

.form-error.visible { display: block; }

.input-prefix {
  display: flex;
  align-items: stretch;
  height: 3.25rem;
}

.input-prefix__code {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: rgba(255,255,255,0.55);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  border-right: none;
  border-radius: var(--radius) 0 0 var(--radius);
  padding: 0 0.85rem;
  white-space: nowrap;
  display: flex;
  align-items: center;
  gap: var(--space-1);
  flex-shrink: 0;
}

.input-prefix .form-input {
  border-radius: 0 var(--radius) var(--radius) 0;
}

.btn-submit {
  width: 100%;
  justify-content: center;
  padding: 1rem 2rem;
  font-size: var(--text-base);
  letter-spacing: 0.06em;
}

.btn-submit.sending { pointer-events: none; opacity: 0.75; }

.form-success {
  display: none;
  background: rgba(230,181,74,0.08);
  border: 1px solid rgba(230,181,74,0.30);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-align: center;
  gap: var(--space-4);
  flex-direction: column;
  align-items: center;
}

.form-success.visible { display: flex; }

.form-success__icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: rgba(230,181,74,0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-dorado);
}

.form-success__title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  color: var(--color-blanco);
}

.form-success__sub {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.60);
  line-height: 1.65;
}

/* ── COTIZACIÓN 2 PASOS ──────────────────────────────────── */

/* Barra de progreso */
.quote-progress {
  margin-bottom: var(--space-8);
}

.quote-progress__meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
}

.quote-progress__step { color: var(--color-dorado); }
.quote-progress__hint { color: rgba(255,255,255,0.35); }

.quote-progress__bar {
  height: 2px;
  background: rgba(255,255,255,0.08);
  border-radius: 2px;
  overflow: hidden;
}

.quote-progress__fill {
  height: 100%;
  width: 50%;
  background: var(--color-dorado);
  border-radius: 2px;
  transition: width 0.45s cubic-bezier(0.16, 1, 0.3, 1);
}

.quote-progress__fill.paso2 { width: 100%; }

/* Slider */
.quote-slider {
  overflow: hidden;
  width: 100%;
  position: relative;
}

.quote-slides {
  display: flex;
  width: 200%;
  transition: transform 0.4s ease;
  will-change: transform;
}

.quote-slides.show-paso2 { transform: translateX(-50%); }

.quote-slide {
  width: 50%;
  flex-shrink: 0;
}

.quote-slide__heading {
  font-family: var(--font-display);
  font-size: clamp(var(--text-xl), 2.5vw, var(--text-3xl));
  color: var(--color-blanco);
  line-height: 1.2;
  margin-bottom: var(--space-2);
}

.quote-slide__sub {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.45);
  margin-bottom: var(--space-6);
}

/* Grid de tipos de proyecto (2×2) */
.project-type-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

.project-type-card {
  background: #2a1f1a;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-5);
  cursor: pointer;
  text-align: left;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  transition: border-color 0.2s, background 0.2s, transform 0.15s;
}

.project-type-card:hover {
  border-color: rgba(230,181,74,0.6);
  transform: translateY(-2px);
}

.project-type-card:focus-visible {
  outline: 2px solid var(--color-dorado);
  outline-offset: 2px;
}

.project-type-card__icon {
  color: var(--color-dorado);
  line-height: 0;
}

.project-type-card__title {
  font-family: var(--font-display);
  font-size: var(--text-base);
  color: var(--color-blanco);
  font-weight: 600;
  line-height: 1.2;
}

.project-type-card__desc {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.50);
  line-height: 1.55;
}

/* Badge tipo seleccionado */
.quote-selected-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background: rgba(230,181,74,0.10);
  border: 1px solid rgba(230,181,74,0.30);
  color: var(--color-dorado);
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: var(--space-2) var(--space-4);
  border-radius: 999px;
  margin-bottom: var(--space-6);
}

/* Botón volver */
.quote-back {
  background: none;
  border: none;
  color: rgba(255,255,255,0.45);
  font-size: var(--text-sm);
  cursor: pointer;
  padding: 0;
  margin-bottom: var(--space-5);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  transition: color 0.15s;
}

.quote-back:hover { color: var(--color-dorado); }

@media (max-width: 480px) {
  .project-type-grid { grid-template-columns: 1fr; }
}

/* ── S3-8. INFO DE CONTACTO ─────────────────────────────── */
.contact-info-wrap {
  display: flex;
  flex-direction: column;
  gap: var(--space-8);
  position: sticky;
  top: calc(var(--nav-height) + var(--space-8));
}

.contact-info-block {
  background: rgba(255,255,255,0.025);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: var(--space-8) var(--space-7);
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
  padding-block: var(--space-5);
  border-bottom: 1px solid rgba(255,255,255,0.06);
}

.contact-info-item:last-child { border-bottom: none; padding-bottom: 0; }
.contact-info-item:first-child { padding-top: 0; }

.contact-info-item__icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  background: rgba(230,181,74,0.10);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-dorado);
  flex-shrink: 0;
}

.contact-info-item__body { display: flex; flex-direction: column; gap: var(--space-1); }

.contact-info-item__label {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.40);
}

.contact-info-item__value {
  font-size: var(--text-base);
  color: var(--color-blanco);
  line-height: 1.5;
}

.contact-info-item__value a { color: inherit; transition: color var(--transition-fast); }
.contact-info-item__value a:hover { color: var(--color-dorado); }

.contact-socials {
  background: rgba(255,255,255,0.025);
  border: 1px solid rgba(255,255,255,0.07);
  border-radius: var(--radius-lg);
  padding: var(--space-7);
}

.contact-socials__title {
  font-size: var(--text-xs);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.40);
  margin-bottom: var(--space-5);
}

.contact-socials__links { display: flex; gap: var(--space-3); }

.contact-social-link {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-4) var(--space-2);
  border: 1px solid rgba(255,255,255,0.10);
  border-radius: var(--radius);
  color: rgba(255,255,255,0.55);
  font-size: var(--text-xs);
  letter-spacing: 0.06em;
  transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
}

.contact-social-link:hover {
  border-color: var(--color-dorado);
  color: var(--color-dorado);
  background: rgba(230,181,74,0.06);
}

/* ── S3-9. FRANJA WHATSAPP ──────────────────────────────── */
.whatsapp-strip {
  background: var(--color-dorado);
  padding-block: var(--space-16);
  text-align: center;
}

.whatsapp-strip__headline {
  font-family: var(--font-display);
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  color: var(--color-negro);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: var(--space-3);
}

.whatsapp-strip__sub {
  font-size: var(--text-base);
  color: rgba(33,25,21,0.72);
  margin-bottom: var(--space-8);
  max-width: 44ch;
  margin-inline: auto;
  line-height: 1.65;
}

.btn-whatsapp {
  background: var(--color-negro);
  color: var(--color-blanco);
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.9rem 2rem;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.btn-whatsapp:hover {
  background: rgba(33,25,21,0.85);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(33,25,21,0.35);
}

/* ── S3-10. RESPONSIVE SESIÓN 3 ─────────────────────────── */
@media (max-width: 1024px) {
  .article-layout { grid-template-columns: 1fr 280px; gap: var(--space-10); }
}

@media (max-width: 768px) {
  .article-featured { grid-template-columns: 1fr; }
  .article-featured__img { min-height: 260px; }
  .article-grid { grid-template-columns: 1fr; }
  .article-layout { grid-template-columns: 1fr; }
  .sidebar { position: static; }
  .contact-layout { grid-template-columns: 1fr; gap: var(--space-12); }
  .contact-info-wrap { position: static; }
  .form-row { grid-template-columns: 1fr; }

  .contact-layout,
  .contact-form-wrap,
  .contact-info-wrap,
  .project-type-grid,
  .contact-cta {
    margin-left: auto !important;
    margin-right: auto !important;
    padding-left: 1.5rem !important;
    padding-right: 1.5rem !important;
    box-sizing: border-box !important;
    width: 100% !important;
    max-width: 100% !important;
  }

  .quote-slider {
    width: 100% !important;
    max-width: 100% !important;
    overflow: hidden !important;
    padding: 0 !important;
  }

  .quote-slides {
    width: 200% !important;
    padding: 0 !important;
  }

  .quote-slide {
    width: 50% !important;
    min-width: 50% !important;
    padding-left: 1.5rem !important;
    padding-right: 1.5rem !important;
    box-sizing: border-box !important;
  }

  .hero__bg,
  [class*="hero-bg"],
  .hero-bg {
    animation: none !important;
    transform: translateY(0) !important;
  }
}

/* ════════════════════════════════════════════════════════════
   PREMIUM EFFECTS
   Cursor · Reveal · Gold Line · Ticker · Transition · WA FAB
   ════════════════════════════════════════════════════════════ */

/* ── CURSOR PERSONALIZADO ────────────────────────────────── */
@media (hover: hover) {
  body, a, button, [role="button"] { cursor: none; }
}

.cursor-dot {
  position: fixed;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-dorado);
  pointer-events: none;
  z-index: 10000;
  left: 0; top: 0;
  transform: translate(-50%, -50%);
  will-change: left, top;
  transition: opacity 0.25s ease;
}

.cursor-ring {
  position: fixed;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  border: 1.5px solid var(--color-dorado);
  pointer-events: none;
  z-index: 9999;
  left: 0; top: 0;
  transform: translate(-50%, -50%);
  will-change: left, top;
  transition:
    width  0.35s cubic-bezier(0.16, 1, 0.3, 1),
    height 0.35s cubic-bezier(0.16, 1, 0.3, 1),
    background 0.35s ease,
    opacity 0.25s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cursor-ring.is-hover {
  width: 60px;
  height: 60px;
  background: rgba(230, 181, 74, 0.15);
}

.cursor-ring.is-hover-img::after {
  content: 'VER';
  font-family: var(--font-body);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 0.16em;
  color: var(--color-dorado);
}

/* ── REVEAL ANIMATIONS ───────────────────────────────────── */
.reveal-up,
.reveal-left,
.reveal-right,
.reveal-scale {
  opacity: 0;
  will-change: transform, opacity;
  transition:
    opacity  0.8s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal-up    { transform: translateY(60px); }
.reveal-left  { transform: translateX(-60px); }
.reveal-right { transform: translateX(60px); }
.reveal-scale { transform: scale(0.92); }

.reveal-up.revealed,
.reveal-left.revealed,
.reveal-right.revealed,
.reveal-scale.revealed {
  opacity: 1;
  transform: none;
}

/* ── GOLD LINE ANIMADA ───────────────────────────────────── */
.gold-line-reveal {
  transform: scaleX(0);
  transition: transform 1s ease-out;
}

.gold-line-reveal.revealed {
  transform: scaleX(1);
}

/* ── PAGE TRANSITION ─────────────────────────────────────── */
#page-transition {
  position: fixed;
  inset: 0;
  background: var(--color-negro);
  z-index: 9999;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.4s ease;
}

#page-transition.fade-out {
  opacity: 1;
  pointer-events: all;
}

/* ── TICKER ──────────────────────────────────────────────── */
.ticker {
  background: var(--color-dorado);
  overflow: hidden;
  padding-block: 0.9rem;
  user-select: none;
}

.ticker-row {
  display: flex;
  overflow: hidden;
}

.ticker-row + .ticker-row {
  border-top: 1px solid rgba(33, 25, 21, 0.15);
  margin-top: 0.7rem;
  padding-top: 0.7rem;
}

.ticker-track {
  display: flex;
  width: max-content;
  white-space: nowrap;
  flex-shrink: 0;
  will-change: transform;
  -webkit-animation: tickerLeft 22s linear infinite;
  animation: tickerLeft 22s linear infinite;
}

.ticker-track--rtl {
  -webkit-animation: tickerRight 22s linear infinite;
  animation: tickerRight 22s linear infinite;
}

@keyframes tickerLeft {
  0%   { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

@keyframes tickerRight {
  0%   { transform: translateX(-50%); }
  100% { transform: translateX(0); }
}

.ticker-item {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-negro);
  padding-right: 2.5rem;
  flex-shrink: 0;
}

.ticker-dot {
  color: rgba(33, 25, 21, 0.35);
  padding-right: 2.5rem;
  font-weight: 400;
  flex-shrink: 0;
}

/* ── WHATSAPP FAB ────────────────────────────────────────── */
.whatsapp-fab {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25D366;
  box-shadow: 0 4px 20px rgba(0,0,0,0.22), 0 1px 4px rgba(0,0,0,0.12);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 999;
  transition:
    transform 0.35s cubic-bezier(0.16, 1, 0.3, 1),
    box-shadow 0.35s ease;
  text-decoration: none;
  flex-shrink: 0;
}

.whatsapp-fab:hover {
  transform: scale(1.12);
  box-shadow: 0 8px 32px rgba(0,0,0,0.28), 0 2px 8px rgba(0,0,0,0.15);
}

.whatsapp-fab svg {
  width: 30px;
  height: 30px;
  flex-shrink: 0;
}

.whatsapp-fab__tooltip {
  position: absolute;
  right: calc(100% + 0.75rem);
  top: 50%;
  transform: translateY(-50%);
  background: var(--color-negro);
  color: var(--color-blanco);
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.05em;
  white-space: nowrap;
  padding: 0.45rem 0.8rem;
  border-radius: var(--radius);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s ease;
}

.whatsapp-fab:hover .whatsapp-fab__tooltip {
  opacity: 1;
}

@media (max-width: 768px) {
  .whatsapp-fab {
    width: 50px;
    height: 50px;
    bottom: 1.5rem;
    right: 1.5rem;
  }
  .whatsapp-fab svg { width: 26px; height: 26px; }
}

/* ── PROCESO / TIMELINE ──────────────────────────────────── */
.process-section {
  background: var(--color-negro);
  padding-block: var(--space-24);
  border-top: 1px solid rgba(255,255,255,0.06);
}

.process-section__header {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  margin-bottom: var(--space-16);
}

.process-section__sub {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.55);
  margin-top: var(--space-1);
  max-width: 42ch;
}

.process-connector {
  display: none;
}

.process-connector__track {
  width: 100%;
  height: 1px;
  background: var(--color-dorado);
  opacity: 0.35;
  margin-bottom: var(--space-10);
  transform-origin: left;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-8);
}

.process-step {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.process-step__num {
  display: block;
  font-family: var(--font-display);
  font-size: clamp(var(--text-4xl), 4.5vw, var(--text-6xl));
  font-weight: 700;
  color: var(--color-dorado);
  line-height: 1;
  letter-spacing: -0.03em;
  margin-bottom: var(--space-3);
}

.process-step__divider {
  width: 2rem;
  height: 1px;
  background: var(--color-dorado);
  opacity: 0.5;
  margin-bottom: var(--space-1);
}

.process-step__title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  color: var(--color-blanco);
  font-weight: 600;
  line-height: 1.2;
}

.process-step__desc {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.58);
  line-height: 1.72;
}

@media (min-width: 769px) {
  .process-connector {
    display: block;
  }
}

@media (max-width: 768px) {
  .process-steps {
    grid-template-columns: 1fr;
    gap: var(--space-10);
    padding-left: var(--space-8);
    border-left: 1px solid rgba(230,181,74,0.22);
  }
}

/* ── LIGHTBOX ────────────────────────────────────────────── */
.lb-overlay {
  position: fixed;
  inset: 0;
  z-index: 9000;
  background: rgba(0, 0, 0, 0.95);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.lb-overlay--open {
  opacity: 1;
  pointer-events: auto;
}

.lb-img {
  max-width: 90vw;
  max-height: 90vh;
  object-fit: contain;
  display: block;
  border-radius: 2px;
  transition: opacity 0.15s ease;
}

.lb-close {
  position: absolute;
  top: 1.25rem;
  right: 1.5rem;
  background: none;
  border: none;
  color: #e6b54a;
  font-size: 2.5rem;
  line-height: 1;
  cursor: pointer;
  padding: 0.25rem 0.5rem;
  opacity: 0.85;
  transition: opacity 0.15s;
}

.lb-close:hover { opacity: 1; }

.lb-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: #e6b54a;
  font-size: 3rem;
  line-height: 1;
  cursor: pointer;
  padding: 1rem;
  opacity: 0.75;
  transition: opacity 0.15s;
  user-select: none;
}

.lb-nav:hover { opacity: 1; }
.lb-nav--prev { left: 1rem; }
.lb-nav--next { right: 1rem; }

.lb-counter {
  position: absolute;
  bottom: 1.25rem;
  right: 1.5rem;
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.875rem;
  letter-spacing: 0.05em;
}

/* Zoom hint en celdas de galería */
.project-gallery__main,
.project-gallery__thumb {
  cursor: zoom-in;
  position: relative;
}

.gallery-zoom-icon {
  position: absolute;
  bottom: 0.75rem;
  right: 0.75rem;
  width: 34px;
  height: 34px;
  background: rgba(0, 0, 0, 0.55);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

.project-gallery__main:hover .gallery-zoom-icon,
.project-gallery__thumb:hover .gallery-zoom-icon {
  opacity: 1;
}

.gallery-zoom-icon svg {
  width: 18px;
  height: 18px;
  fill: none;
  stroke: #e6b54a;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ── PREFERS-REDUCED-MOTION ──────────────────────────────── */
@media (prefers-reduced-motion: reduce) {
  .reveal-up,
  .reveal-left,
  .reveal-right,
  .reveal-scale       { opacity: 1 !important; transform: none !important; transition: none !important; }
  .gold-line-reveal   { transform: scaleX(1) !important; transition: none !important; }
  .ticker-track,
  .ticker-track--rtl  { animation: none !important; }
  .cursor-dot,
  .cursor-ring        { display: none !important; }
  #page-transition    { transition: none !important; }
}