/* ── TERRACAP SPA – style.css (público) ─────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  /* Colores dinámicos — definidos en index.php desde la DB */
  --color-fondo:  #0a0a0a;
  --color-texto:  #e8e4dc;
  --color-acento: #1A3FCC;
  --panel:        rgba(255,255,255,0.05);
  --borde:        rgba(255,255,255,0.1);
  --dim:          rgba(255,255,255,0.45);
  --med:          rgba(255,255,255,0.65);
  --carbon:       rgba(0,0,0,0.3);
  --navbar-h: 68px;
}

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

body {
  background-color: var(--color-fondo);
  background-size: cover;
  background-attachment: fixed;
  background-position: center;
  color: var(--color-texto);
  font-family: 'Barlow', sans-serif;
  font-weight: 300;
  line-height: 1.75;
  overflow-x: hidden;
}

::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--carbon); }
::-webkit-scrollbar-thumb { background: var(--color-acento); border-radius: 2px; opacity: 0.5; }

/* ── CONTENEDOR ── */
.contenedor {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* ── NAVBAR → estilos en navbar.php ── */

/* ── CARRUSEL ── */
.carrusel-section {
  position: relative;
  height: 100vh;
  overflow: hidden;
  margin-top: 0;
}
.carrusel-track {
  display: flex;
  height: 100%;
  transition: transform 0.7s cubic-bezier(0.77,0,0.175,1);
}
.carrusel-slide {
  min-width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  position: relative;
}
.carrusel-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, rgba(0,0,0,0.2) 0%, rgba(0,0,0,0.55) 100%);
}
.carrusel-content {
  position: absolute;
  bottom: 15%;
  left: 0; right: 0;
  text-align: center;
  z-index: 2;
  padding: 0 2rem;
}
.carrusel-titulo {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fff;
  text-shadow: 0 2px 20px rgba(0,0,0,0.5);
}
.carrusel-subtitulo {
  font-size: clamp(1rem, 2vw, 1.25rem);
  color: rgba(255,255,255,0.85);
  margin-top: 0.75rem;
}
.carrusel-btn {
  position: absolute;
  top: 50%; transform: translateY(-50%);
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  color: #fff;
  font-size: 2.5rem;
  width: 52px; height: 52px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer;
  z-index: 3;
  transition: background 0.2s;
  line-height: 1;
}
.carrusel-btn:hover { background: rgba(255,255,255,0.22); }
.carrusel-prev { left: 1.5rem; }
.carrusel-next { right: 1.5rem; }
.carrusel-dots {
  position: absolute;
  bottom: 1.5rem; left: 50%; transform: translateX(-50%);
  display: flex; gap: 0.5rem;
  z-index: 3;
}
.carrusel-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.35);
  border: none; cursor: pointer;
  transition: background 0.25s, transform 0.25s;
}
.carrusel-dot.active { background: #fff; transform: scale(1.3); }

/* ── SECTION TITLE ── */
.section-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-texto);
  margin-bottom: 3rem;
  position: relative;
  padding-bottom: 1rem;
}
.section-title::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 48px; height: 2px;
  background: var(--color-acento);
}

/* ── SECCIONES DINÁMICAS ── */
.seccion-dinamica {
  position: relative;
  padding: 6rem 0;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
}
.seccion-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.55);
}
.seccion-inner {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}
.seccion-con-img {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}
.seccion-titulo {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: clamp(1.5rem, 2.5vw, 2.2rem);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-texto);
  margin-bottom: 1.2rem;
  position: relative;
  padding-bottom: 0.8rem;
}
.seccion-titulo::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0;
  width: 36px; height: 2px;
  background: var(--color-acento);
}
.seccion-cuerpo { font-size: 1rem; color: var(--med); line-height: 1.9; }
.seccion-imagen img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
  border: 1px solid var(--borde);
}

/* ── SERVICIOS ── */
.servicios-section { padding: 6rem 0; }
.servicios-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}
.servicio-card {
  background: var(--panel);
  border: 1px solid var(--borde);
  cursor: pointer;
  overflow: hidden;
  transition: border-color 0.2s, transform 0.2s;
}
.servicio-card:hover { border-color: var(--color-acento); transform: translateY(-4px); }
.servicio-card:hover .servicio-img img { transform: scale(1.04); }

/* Imagen */
.servicio-img { overflow: hidden; }
.servicio-img img {
  width: 100%;
  height: 220px;
  object-fit: cover;
  display: block;
  transition: transform 0.4s;
}

/* Sin imagen → ícono centrado */
.servicio-icono-wrap {
  height: 140px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--carbon);
  border-bottom: 1px solid var(--borde);
}
.servicio-icono { font-size: 3rem; }

/* Info */
.servicio-info { padding: 1.4rem; }
.servicio-titulo {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-texto);
  margin-bottom: 0.5rem;
}
.servicio-desc { font-size: 0.85rem; color: var(--dim); line-height: 1.7; margin-bottom: 1rem; }
.servicio-ver {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-acento);
}

/* ── PROYECTOS ── */
.proyectos-section { padding: 6rem 0; background: var(--carbon); }
.proyectos-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
}
.proyecto-card {
  background: var(--panel);
  border: 1px solid var(--borde);
  cursor: pointer;
  overflow: hidden;
  transition: border-color 0.2s, transform 0.2s;
}
.proyecto-card:hover { border-color: var(--color-acento); transform: translateY(-4px); }
.proyecto-img img { width: 100%; height: 220px; object-fit: cover; display: block; transition: transform 0.4s; }
.proyecto-card:hover .proyecto-img img { transform: scale(1.04); }
.proyecto-img-placeholder { height: 220px; background: var(--borde); }
.proyecto-info { padding: 1.5rem; }
.proyecto-fecha {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-acento);
  display: block;
  margin-bottom: 0.5rem;
}
.proyecto-titulo {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 1.15rem;
  letter-spacing: 0.06em;
  color: var(--color-texto);
  margin-bottom: 0.5rem;
}
.proyecto-desc { font-size: 0.85rem; color: var(--dim); margin-bottom: 1rem; line-height: 1.7; }
.proyecto-ver {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-acento);
}

/* ── MODAL ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.85);
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.25s;
}
.modal-overlay.active { opacity: 1; pointer-events: auto; }
.modal-box {
  background: var(--color-fondo);
  border: 1px solid var(--borde);
  max-width: 860px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
}
.modal-close {
  position: sticky;
  top: 0;
  float: right;
  background: var(--color-fondo);
  border: none;
  color: var(--color-texto);
  font-size: 1.2rem;
  width: 40px; height: 40px;
  cursor: pointer;
  z-index: 10;
  display: flex; align-items: center; justify-content: center;
  transition: color 0.2s;
}
.modal-close:hover { color: #fff; }
.modal-loading { padding: 3rem; text-align: center; color: var(--dim); }
.modal-portada img { width: 100%; max-height: 380px; object-fit: cover; display: block; }
.modal-body { padding: 2rem; }
.modal-titulo {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 1.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-texto);
  margin: 0.5rem 0 1.2rem;
}
.modal-desc { font-size: 0.95rem; color: var(--color-texto); opacity: 0.75; line-height: 1.9; margin-bottom: 1.5rem; }
.modal-galeria {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 0.5rem;
  margin-top: 1.5rem;
}
.modal-galeria img {
  width: 100%; height: 120px; object-fit: cover;
  cursor: pointer;
  border: 1px solid var(--borde);
  transition: transform 0.2s;
}
.modal-galeria img.zoom { transform: scale(1.05); z-index: 1; position: relative; }

/* ── MODAL SERVICIO ── */
.modal-servicio-wrap {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 400px;
  background: var(--color-fondo);
}
.modal-servicio-img {
  overflow: hidden;
}
.modal-servicio-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}
.modal-servicio-icono {
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--panel);
  font-size: 5rem;
}
.modal-servicio-body {
  padding: 2.5rem 2rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 1.2rem;
  background: var(--color-fondo);
}
.modal-servicio-titulo {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1.8rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-texto);
  line-height: 1.1;
}
.modal-servicio-desc {
  font-size: 0.92rem;
  color: var(--color-texto);
  opacity: 0.75;
  line-height: 1.85;
}
.modal-servicio-btn {
  display: inline-block;
  background: var(--color-acento);
  color: #fff;
  padding: 0.85rem 1.8rem;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 0.82rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-decoration: none;
  transition: opacity 0.2s;
  align-self: flex-start;
  margin-top: 0.5rem;
}
.modal-servicio-btn:hover { opacity: 0.85; }

@media (max-width: 640px) {
  .modal-servicio-wrap { grid-template-columns: 1fr; }
  .modal-servicio-img  { height: 220px; }
  .modal-servicio-body { padding: 1.5rem; }
}

/* ── CONTACTO ── */
.contacto-section { padding: 6rem 0; }
.contacto-wrap {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 4rem;
  align-items: start;
}
.contacto-info { }
.ci-nombre {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-texto);
  margin-bottom: 1rem;
}
.contacto-info p { font-size: 0.9rem; color: var(--med); margin-bottom: 0.5rem; }
.contacto-info a { color: var(--color-acento); text-decoration: none; }
.contacto-info a:hover { text-decoration: underline; }
.redes { margin-top: 1.2rem; display: flex; gap: 1rem; flex-wrap: wrap; }
.redes a {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dim);
  text-decoration: none;
  border: 1px solid var(--borde);
  padding: 0.3rem 0.8rem;
  transition: color 0.2s, border-color 0.2s;
}
.redes a:hover { color: var(--color-texto); border-color: var(--color-acento); }

.pub-input {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--borde);
  color: var(--color-texto);
  padding: 0.8rem 1rem;
  font-family: 'Barlow', sans-serif;
  font-size: 0.9rem;
  font-weight: 300;
  outline: none;
  transition: border-color 0.2s;
}
.pub-input:focus { border-color: var(--color-acento); }
.pub-input::placeholder { color: var(--dim); }
.pub-textarea { resize: vertical; }
.form-group { margin-bottom: 1rem; }
.btn-enviar {
  background: var(--color-acento);
  color: #fff;
  border: none;
  padding: 0.85rem 2.2rem;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 600;
  font-size: 0.82rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
  transition: opacity 0.2s;
  margin-top: 0.5rem;
}
.btn-enviar:hover { opacity: 0.85; }
.form-msg-ok  { background: rgba(60,184,122,0.1); border-left: 3px solid #3cb87a; color: #3cb87a; padding: 0.7rem 1rem; font-size: 0.85rem; margin-bottom: 1rem; }
.form-msg-err { background: rgba(224,82,82,0.1); border-left: 3px solid #e05252; color: #e05252; padding: 0.7rem 1rem; font-size: 0.85rem; margin-bottom: 1rem; }

/* ── FOOTER ── */
.footer {
  background: var(--carbon);
  border-top: 1px solid var(--borde);
  padding: 2rem 0;
  text-align: center;
  font-size: 0.8rem;
  color: var(--dim);
}
.footer a { color: var(--dim); text-decoration: none; }
.footer a:hover { color: var(--color-acento); }

/* ── WHATSAPP FLOTANTE ── */
.whatsapp-float {
  position: fixed;
  bottom: 1.8rem;
  right: 1.8rem;
  z-index: 800;
  background: #25d366;
  color: #fff;
  width: 56px; height: 56px;
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  box-shadow: 0 4px 16px rgba(37,211,102,0.4);
  transition: transform 0.2s, box-shadow 0.2s;
  text-decoration: none;
}
.whatsapp-float:hover { transform: scale(1.1); box-shadow: 0 6px 24px rgba(37,211,102,0.5); }

/* ── HERO INICIO ── */
.hero-inicio {
  height: 100vh;
  max-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  padding-top: var(--navbar-h);
  overflow: hidden;
}
.hero-izq {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 3rem 3rem 3rem 4rem;
  overflow-y: auto;
}
.hero-etiqueta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--color-acento);
  font-weight: 600;
  margin-bottom: 1.5rem;
}
.hero-etiqueta::before {
  content: '';
  display: block;
  width: 32px;
  height: 2px;
  background: var(--color-acento);
  flex-shrink: 0;
}
.hero-titulo {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 1.05;
  letter-spacing: 0.03em;
  color: var(--color-texto);
  margin-bottom: 1.2rem;
}
.hero-titulo-acento { color: var(--color-acento); display: block; }
.hero-desc {
  font-size: 1rem;
  color: var(--med);
  line-height: 1.8;
  max-width: 480px;
  margin-bottom: 2rem;
}
.hero-botones {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}
.hero-btn-primary {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  background: var(--color-acento);
  color: #fff;
  padding: 0.85rem 1.8rem;
  text-decoration: none;
  border: 2px solid var(--color-acento);
  transition: background 0.2s, color 0.2s;
}
.hero-btn-primary:hover { background: transparent; color: var(--color-acento); }
.hero-btn-secondary {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 0.8rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  background: transparent;
  color: var(--color-texto);
  padding: 0.85rem 1.8rem;
  text-decoration: none;
  border: 2px solid var(--color-texto);
  transition: border-color 0.2s, color 0.2s;
}
.hero-btn-secondary:hover { border-color: var(--color-acento); color: var(--color-acento); }
.hero-stats {
  display: flex;
  gap: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--borde);
}
.hero-stat-num {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 2rem;
  color: var(--color-acento);
  line-height: 1;
  display: block;
}
.hero-stat-label {
  font-size: 0.68rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--dim);
  margin-top: 0.25rem;
  display: block;
}

/* Lado derecho — foto */
.hero-der {
  position: relative;
  overflow: hidden;
  height: 100%;
}
.hero-der-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}
.hero-der-placeholder {
  width: 100%;
  height: 100%;
  background: var(--panel);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--dim);
  font-size: 0.85rem;
}
.hero-ubicacion {
  position: absolute;
  bottom: 2rem;
  right: 2rem;
  background: rgba(255,255,255,0.95);
  color: #1a1f2e;
  padding: 1rem 1.4rem;
  max-width: 280px;
  box-shadow: 0 4px 20px rgba(0,0,0,0.15);
}
.hero-ubicacion-empresa {
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--color-acento);
  font-weight: 600;
  margin-bottom: 0.3rem;
}
.hero-ubicacion-ciudad {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1.1rem;
  letter-spacing: 0.04em;
  color: #1a1f2e;
}

/* Responsive hero */
@media (max-width: 900px) {
  .hero-inicio {
    height: auto;
    max-height: none;
    grid-template-columns: 1fr;
  }
  .hero-izq   { padding: 3rem 2rem; overflow-y: visible; }
  .hero-der   { height: 55vw; min-height: 280px; max-height: 60vh; }
  .hero-stats { gap: 1.5rem; }
}

/* ── LOGIN ── */
.login-body {
  background: var(--login-fondo);
  color: var(--login-texto);
  font-family: 'Barlow', sans-serif;
  font-weight: 300;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
}
.login-box {
  width: 100%;
  max-width: 420px;
  background: var(--login-fondo);
  border: 1px solid rgba(0,0,0,0.1);
  border-top: 3px solid var(--login-acento);
  padding: 2.8rem 2.2rem;
  box-shadow: 0 8px 32px rgba(0,0,0,0.1);
}
.login-logo {
  text-align: center;
  margin-bottom: 2rem;
}
.login-logo img {
  max-height: 64px;
  margin-bottom: 0.5rem;
  display: block;
  margin-left: auto;
  margin-right: auto;
}
.login-logo .marca {
  display: block;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 1.5rem;
  letter-spacing: 0.2em;
  color: var(--login-texto);
}
.login-logo .sub {
  font-size: 0.7rem;
  letter-spacing: 0.18em;
  color: var(--login-acento);
  text-transform: uppercase;
}
.login-title {
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 0.72rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: #888;
  text-align: center;
  margin-bottom: 1.5rem;
}
.intentos-bar {
  height: 3px;
  background: rgba(0,0,0,0.08);
  margin-bottom: 0.6rem;
  border-radius: 2px;
  overflow: hidden;
}
.intentos-fill {
  height: 100%;
  transition: width 0.3s;
  border-radius: 2px;
}
.alerta {
  padding: 0.65rem 0.9rem;
  font-size: 0.82rem;
  margin-bottom: 1rem;
  border-left: 3px solid;
  border-radius: 2px;
}
.alerta-err  { background: rgba(224,82,82,0.08);  border-color: #e05252; color: #e05252; }
.alerta-warn { background: rgba(245,158,11,0.08); border-color: #f59e0b; color: #c27803; }
.login-label {
  display: block;
  font-size: 0.72rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: #888;
  margin-bottom: 0.4rem;
}
.login-input {
  width: 100%;
  background: rgba(0,0,0,0.03);
  border: 1px solid rgba(0,0,0,0.12);
  color: var(--login-texto);
  padding: 0.75rem 1rem;
  font-family: 'Barlow', sans-serif;
  font-size: 0.95rem;
  outline: none;
  margin-bottom: 1.2rem;
  transition: border-color 0.2s, box-shadow 0.2s;
  border-radius: 2px;
}
.login-input:focus {
  border-color: var(--login-acento);
  box-shadow: 0 0 0 3px rgba(0,0,0,0.06);
}
.login-input:disabled { opacity: 0.4; cursor: not-allowed; }
.btn-login {
  width: 100%;
  background: var(--login-acento);
  color: #fff;
  border: none;
  padding: 0.9rem;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  cursor: pointer;
  transition: opacity 0.2s;
  border-radius: 2px;
}
.btn-login:hover:not(:disabled) { opacity: 0.88; }
.btn-login:disabled { opacity: 0.45; cursor: not-allowed; }
.login-back {
  display: block;
  text-align: center;
  margin-top: 1.5rem;
  font-size: 0.78rem;
  color: #888;
  text-decoration: none;
  letter-spacing: 0.1em;
  transition: color 0.2s;
}
.login-back:hover { color: var(--login-acento); }

/* ── HERO FONDO FULL (tipo luminika) ── */
.hero-fondo {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: var(--navbar-h);
}
.hero-fondo-bg {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-attachment: fixed;
  filter: blur(2px) brightness(0.75);
  transform: scale(1.05);
  z-index: 0;
}
.hero-fondo-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 1;
}
.hero-fondo-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 860px;
  padding: 4rem 2rem;
}
.hero-fondo .hero-etiqueta {
  justify-content: center;
  color: rgba(255,255,255,0.85);
  margin-bottom: 1.5rem;
}
.hero-fondo .hero-etiqueta::before { background: rgba(255,255,255,0.6); }
.hero-fondo .hero-titulo {
  color: #fff;
  font-size: clamp(2.5rem, 6vw, 5.5rem);
  text-shadow: 0 2px 20px rgba(0,0,0,0.3);
}
.hero-fondo .hero-titulo-acento { color: var(--color-acento); }
.hero-fondo .hero-desc {
  color: rgba(255,255,255,0.88);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}
.hero-fondo .hero-botones { justify-content: center; }
.hero-fondo .hero-btn-primary { background: var(--color-acento); border-color: var(--color-acento); }
.hero-fondo .hero-btn-secondary { color: #fff; border-color: rgba(255,255,255,0.7); }
.hero-fondo .hero-btn-secondary:hover { border-color: #fff; color: #fff; }
.hero-fondo .hero-stats {
  justify-content: center;
  border-top-color: rgba(255,255,255,0.2);
}
.hero-fondo .hero-stat-num { color: var(--color-acento); }
.hero-fondo .hero-stat-label { color: rgba(255,255,255,0.7); }

/* ── RESPONSIVE ── */
@media (max-width: 900px) {
  .seccion-con-img    { grid-template-columns: 1fr; gap: 2rem; }
  .contacto-wrap      { grid-template-columns: 1fr; gap: 2.5rem; }
}

@media (max-width: 768px) {
  :root { --navbar-h: 60px; }

  .carrusel-section { height: 70vh; }
  .seccion-dinamica { padding: 4rem 0; }
  .servicios-section,
  .proyectos-section,
  .contacto-section  { padding: 4rem 0; }
  .carrusel-btn      { display: none; }
  .servicios-grid    { grid-template-columns: 1fr; }
  .proyectos-grid    { grid-template-columns: 1fr; }
  .modal-galeria     { grid-template-columns: repeat(2, 1fr); }
}