/* ==========================================================================
   TECDECO S.A.C. - Sistema de Estilos Fiel al Diseño Original
   Identidad Tecdeco: Magenta/Rosa #e40046, Marcos Superpuestos,
   Hero Fotográfico Panorámico y Widget WhatsApp Flotante
   ========================================================================== */

:root {
  --color-pink: #e40046;
  --color-pink-hover: #c4003c;
  --color-pink-dark: #b80037;
  --color-pink-light: #fff0f3;
  --color-pink-soft: #fde8ed;
  --color-pink-border: #fbcfe8;
  --color-dark: #222222;
  --color-text: #484848;
  --color-text-muted: #666666;
  --color-border: #e8e8e8;
  --color-bg-light: #fafafa;
  --color-bg-white: #ffffff;
  --color-whatsapp: #25d366;
  --color-whatsapp-hover: #1eb956;
  --font-main: 'Roboto', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
  --font-heading: 'FuturaStd', 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', Arial, sans-serif;
  --shadow-sm: 0 2px 4px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 12px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 25px rgba(0,0,0,0.12);
  --shadow-pink: 0 6px 20px rgba(228, 0, 70, 0.3);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --transition: all 0.25s ease-in-out;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-family: var(--font-main);
  font-size: 16px;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-bg-white);
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  overflow-x: hidden;
  width: 100%;
  min-height: 100vh;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

button, input, select, textarea {
  font: inherit;
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 20px;
}

/* Topbar */
.topbar {
  background-color: var(--color-bg-white);
  border-bottom: 1px solid var(--color-border);
  padding: 8px 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
}
.topbar__inner {
  display: flex;
  justify-content: flex-end;
  align-items: center;
  gap: 28px;
  flex-wrap: wrap;
}
.topbar__item {
  display: flex;
  align-items: center;
  gap: 8px;
}
.topbar__item svg, .topbar__item img {
  width: 16px;
  height: 16px;
  color: var(--color-pink);
}
.topbar__item a:hover {
  color: var(--color-pink);
}
@media (max-width: 860px) {
  .topbar {
    display: none;
  }
}

/* Header & Navbar */
.header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-bg-white);
  box-shadow: 0 2px 10px rgba(0,0,0,0.06);
}
.header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 84px;
}
.header__logo img {
  height: 48px;
  width: auto;
  object-fit: contain;
}
.nav {
  display: flex;
  align-items: center;
  gap: 24px;
}
.nav__link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-dark);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
}
.nav__link:hover {
  color: var(--color-pink);
}
.nav__link.is-active {
  background-color: var(--color-pink);
  color: #ffffff;
}
.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  color: var(--color-dark);
}

@media (max-width: 980px) {
  .nav {
    position: fixed;
    top: 84px;
    left: 0;
    width: 100%;
    background-color: var(--color-bg-white);
    flex-direction: column;
    align-items: flex-start;
    padding: 24px;
    gap: 12px;
    box-shadow: var(--shadow-lg);
    transform: translateY(-150%);
    opacity: 0;
    pointer-events: none;
    transition: transform 0.3s ease, opacity 0.3s ease;
  }
  .nav.is-open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .nav__link {
    width: 100%;
    padding: 10px 0;
    border-bottom: 1px solid var(--color-border);
  }
  .nav__link.is-active {
    background-color: transparent;
    color: var(--color-pink);
  }
  .nav-toggle {
    display: block;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  font-size: 0.95rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
  cursor: pointer;
  border: none;
  transition: var(--transition);
  text-align: center;
}
.btn--pink {
  background-color: var(--color-pink);
  color: #ffffff;
}
.btn--pink:hover {
  background-color: var(--color-pink-hover);
  box-shadow: var(--shadow-pink);
  transform: translateY(-2px);
}
.btn--white {
  background-color: #ffffff;
  color: var(--color-pink);
}
.btn--white:hover {
  background-color: var(--color-pink-light);
  transform: translateY(-2px);
}
.btn--whatsapp {
  background-color: var(--color-whatsapp);
  color: #ffffff;
}
.btn--whatsapp:hover {
  background-color: var(--color-whatsapp-hover);
  transform: translateY(-2px);
}
.btn--outline-pink {
  background: transparent;
  border: 2px solid var(--color-pink);
  color: var(--color-pink);
}
.btn--outline-pink:hover {
  background-color: var(--color-pink);
  color: #ffffff;
}
.btn--full {
  width: 100%;
}

/* ==========================================================================
   HERO SECTION PANORÁMICO CON CAJA ROSA SUPERPUESTA (ESTILO TECDECO)
   ========================================================================== */
.hero-tecdeco {
  position: relative;
  width: 100%;
  min-height: 520px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  align-items: center;
  padding: 60px 0;
}
.hero-tecdeco__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(0,0,0,0.3) 0%, rgba(0,0,0,0.05) 100%);
}
.hero-tecdeco__card {
  position: relative;
  z-index: 2;
  background-color: var(--color-pink);
  color: #ffffff;
  padding: 42px 36px;
  max-width: 460px;
  box-shadow: 0 15px 35px rgba(228, 0, 70, 0.45);
  animation: fadeIn 0.6s ease-out;
}
.hero-tecdeco__title {
  font-size: 2.2rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 16px;
  color: #ffffff;
}
.hero-tecdeco__subtitle {
  font-size: 1rem;
  line-height: 1.6;
  margin-bottom: 24px;
  color: rgba(255, 255, 255, 0.95);
}
@media (max-width: 600px) {
  .hero-tecdeco {
    min-height: 420px;
    padding: 30px 0;
  }
  .hero-tecdeco__card {
    padding: 30px 20px;
    margin: 0 10px;
  }
  .hero-tecdeco__title {
    font-size: 1.7rem;
  }
}

/* Sections */
.section {
  padding: 70px 0;
}
.section--alt {
  background-color: var(--color-bg-light);
}
.section--pink-soft {
  background-color: var(--color-pink-soft);
}
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 50px;
}
.section-title {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--color-dark);
  margin-bottom: 12px;
  position: relative;
  display: inline-block;
}
.section-title::after {
  content: '';
  display: block;
  width: 48px;
  height: 3px;
  background-color: var(--color-pink);
  margin: 10px auto 0;
}
.section-subtitle {
  font-size: 1.05rem;
  color: var(--color-text-muted);
}

/* Marco Desfasado Rosa Signature de Tecdeco */
.tecdeco-frame {
  position: relative;
  display: inline-block;
  max-width: 100%;
}
.tecdeco-frame::before {
  content: '';
  position: absolute;
  top: 18px;
  left: -18px;
  width: 100%;
  height: 100%;
  background-color: var(--color-pink);
  z-index: 1;
}
.tecdeco-frame img {
  position: relative;
  z-index: 2;
  box-shadow: var(--shadow-md);
  width: 100%;
  height: auto;
  object-fit: cover;
}
@media (max-width: 768px) {
  .tecdeco-frame::before {
    top: 10px;
    left: -10px;
  }
}

/* Split Section (Quiénes Somos / Por qué elegirnos) */
.split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
@media (max-width: 860px) {
  .split-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}
.split-content__title {
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-dark);
  margin-bottom: 16px;
  position: relative;
}
.split-content__title::after {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background-color: var(--color-pink);
  margin-top: 8px;
}
.split-content p {
  margin-bottom: 16px;
  color: var(--color-text);
  line-height: 1.7;
}

/* Checklist con Checks Rosas */
.pink-checklist {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin: 20px 0 28px;
}
.pink-checklist li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  font-size: 1rem;
  font-weight: 500;
  color: var(--color-dark);
}
.pink-checklist li svg {
  color: var(--color-pink);
  width: 20px;
  height: 20px;
  flex-shrink: 0;
  margin-top: 2px;
}

/* Barra Fotográfica de 3 Iconos de Confianza (Estilo Tecdeco) */
.trust-banner {
  position: relative;
  background-size: cover;
  background-position: center;
  padding: 50px 0;
  color: #ffffff;
}
.trust-banner__overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(30, 30, 30, 0.75);
}
.trust-banner__grid {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
  text-align: center;
}
@media (max-width: 768px) {
  .trust-banner__grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }
}
.trust-banner__item {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.trust-banner__icon {
  width: 60px;
  height: 60px;
  margin-bottom: 14px;
  object-fit: contain;
}
.trust-banner__title {
  font-size: 1.15rem;
  font-weight: 700;
  margin-bottom: 6px;
}
.trust-banner__desc {
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.85);
  max-width: 280px;
}

/* Timeline Proceso de Trabajo Tecdeco */
.timeline-section {
  background-color: var(--color-pink-soft);
  padding: 70px 0;
}
.timeline-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 16px;
  position: relative;
  text-align: center;
  margin-top: 50px;
  margin-bottom: 30px;
}
@media (min-width: 901px) {
  .timeline-grid::before {
    content: "";
    position: absolute;
    top: 40px;
    left: 8%;
    right: 8%;
    height: 2px;
    border-top: 2px dashed #e40046;
    opacity: 0.35;
    z-index: 0;
  }
  .timeline-step:nth-child(even) {
    transform: translateY(-16px);
  }
  .timeline-step:nth-child(odd) {
    transform: translateY(16px);
  }
}
@media (max-width: 900px) {
  .timeline-grid {
    grid-template-columns: 1fr;
    gap: 30px;
  }
}
.timeline-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
  z-index: 1;
}
.timeline-step__badge {
  width: 80px;
  height: 80px;
  border-radius: var(--radius-full);
  background-color: var(--color-pink);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 14px;
  box-shadow: 0 6px 18px rgba(228, 0, 70, 0.35);
  transition: transform 0.3s ease;
}
.timeline-step:hover .timeline-step__badge {
  transform: scale(1.08);
}
.timeline-step__badge img {
  width: 42px;
  height: 42px;
  object-fit: contain;
  filter: brightness(0) invert(1);
}
.timeline-step__title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-dark);
}

/* Galería de Ambientes Full-Width */
.ambientes-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
}
@media (max-width: 768px) {
  .ambientes-grid {
    grid-template-columns: 1fr;
  }
}
.ambiente-item {
  position: relative;
  height: 280px;
  overflow: hidden;
}
.ambiente-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}
.ambiente-item:hover img {
  transform: scale(1.06);
}
.ambiente-item__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,0.7) 100%);
  display: flex;
  align-items: flex-end;
  padding: 24px;
}
.ambiente-item__title {
  color: #ffffff;
  font-size: 1.4rem;
  font-weight: 800;
  text-shadow: 0 2px 4px rgba(0,0,0,0.5);
}

/* Tarjeta Promoción Especial 30% Descuento */
.promo-card {
  background-color: var(--color-pink-soft);
  border-radius: var(--radius-md);
  padding: 40px;
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: 40px;
  align-items: center;
}
@media (max-width: 768px) {
  .promo-card {
    grid-template-columns: 1fr;
    padding: 24px;
    text-align: center;
  }
}
.promo-card__img {
  width: 240px;
  height: 240px;
  border-radius: var(--radius-full);
  object-fit: cover;
  border: 6px solid #ffffff;
  box-shadow: var(--shadow-md);
  margin: 0 auto;
}
.promo-card__badge {
  color: var(--color-pink);
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}
.promo-card__title {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--color-dark);
  margin-bottom: 14px;
  line-height: 1.15;
}
.promo-card__desc {
  font-size: 1.05rem;
  color: var(--color-text);
  margin-bottom: 24px;
}

/* Catálogo Productos */
.products-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
@media (max-width: 1024px) {
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}
@media (max-width: 640px) {
  .products-grid {
    grid-template-columns: 1fr;
  }
}
.product-card {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.product-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--color-pink-border);
}
.product-card__img {
  width: 100%;
  height: 220px;
  object-fit: cover;
}
.product-card__body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}
.product-card__title {
  font-size: 1.25rem;
  font-weight: 800;
  color: var(--color-dark);
  margin-bottom: 10px;
}
.product-card__desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-bottom: 20px;
  flex-grow: 1;
  line-height: 1.6;
}

/* Logotipos Clientes */
.clients-grid {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 40px;
  flex-wrap: wrap;
  padding: 24px 0;
}
.client-logo {
  height: 52px;
  width: auto;
  max-width: 140px;
  object-fit: contain;
  filter: none;
  opacity: 1;
  transition: transform 0.25s ease;
}
.client-logo:hover {
  transform: scale(1.1);
}

/* FAQ Accordion */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.faq-item {
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-white);
  border-radius: var(--radius-sm);
}
.faq-item[open] {
  border-color: var(--color-pink);
}
.faq-question {
  padding: 18px 22px;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--color-dark);
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  list-style: none;
}
.faq-question::-webkit-details-marker {
  display: none;
}
.faq-answer {
  padding: 0 22px 20px;
  font-size: 0.95rem;
  color: var(--color-text);
  line-height: 1.7;
}

/* CTA Final Banner */
.cta-banner {
  position: relative;
  background-size: cover;
  background-position: center;
  padding: 70px 0;
  text-align: center;
  color: #ffffff;
}
.cta-banner__overlay {
  position: absolute;
  inset: 0;
  background-color: rgba(30, 30, 30, 0.8);
}
.cta-banner__content {
  position: relative;
  z-index: 2;
  max-width: 700px;
  margin: 0 auto;
}
.cta-banner__title {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 24px;
}

/* Contacto y Formulario */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}
@media (max-width: 860px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }
}
.contact-form {
  background-color: var(--color-bg-white);
  border: 1px solid var(--color-border);
  padding: 32px;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-sm);
}
.form-group {
  margin-bottom: 16px;
}
.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-dark);
}
.form-input, .form-select, .form-textarea {
  width: 100%;
  padding: 11px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background-color: #fafafa;
}
.form-input:focus, .form-select:focus, .form-textarea:focus {
  outline: none;
  border-color: var(--color-pink);
  background-color: #ffffff;
}
.form-status {
  padding: 12px;
  margin-top: 14px;
  border-radius: var(--radius-sm);
  display: none;
  font-weight: 600;
}
.form-status.is-ok {
  display: block;
  background-color: #dcfce7;
  color: #166534;
}
.form-status.is-error {
  display: block;
  background-color: #fee2e2;
  color: #991b1b;
}

/* Footer Tecdeco */
.footer {
  background-color: #f7f7f7;
  border-top: 1px solid var(--color-border);
  padding: 60px 0 0;
  color: var(--color-text);
  font-size: 0.9rem;
}
.footer__grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.2fr 1fr;
  gap: 36px;
  padding-bottom: 50px;
}
@media (max-width: 900px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
  }
}
@media (max-width: 600px) {
  .footer__grid {
    grid-template-columns: 1fr;
  }
}
.footer__title {
  font-size: 1.1rem;
  font-weight: 800;
  color: var(--color-dark);
  margin-bottom: 18px;
}
.footer__links {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.footer__links a:hover {
  color: var(--color-pink);
}
.footer__bottom {
  background-color: var(--color-pink);
  color: #ffffff;
  padding: 14px 0;
  text-align: center;
  font-size: 0.85rem;
}

/* ==========================================================================
   WIDGET WHATSAPP FLOTANTE ANCLADO (ABRE DIRECTAMENTE SOBRE EL BOTÓN)
   Cero modal invasivo, cero oscurecimiento de pantalla.
   ========================================================================== */
.wa-widget-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 9999;
}

.wa-btn-float {
  width: 58px;
  height: 58px;
  border-radius: var(--radius-full);
  background-color: var(--color-whatsapp);
  color: #ffffff;
  border: none;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgba(37, 211, 102, 0.45);
  cursor: pointer;
  transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1);
  position: relative;
  z-index: 10;
}
.wa-btn-float:hover {
  transform: scale(1.08);
  background-color: var(--color-whatsapp-hover);
}
.wa-btn-float svg {
  width: 32px;
  height: 32px;
  fill: currentColor;
}

/* Popup Anclado Encima del Botón Flotante */
.wa-popup-card {
  position: absolute;
  bottom: 70px;
  right: 0;
  width: 360px;
  max-width: calc(100vw - 36px);
  background-color: #ffffff;
  border-radius: var(--radius-md);
  box-shadow: 0 10px 30px rgba(0,0,0,0.18);
  border: 1px solid #e2e8f0;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transform: translateY(12px) scale(0.96);
  transform-origin: bottom right;
  transition: all 0.25s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 9;
}
.wa-popup-card.is-open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.wa-popup-header {
  background-color: #075e54;
  color: #ffffff;
  padding: 16px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.wa-popup-header__info {
  display: flex;
  align-items: center;
  gap: 12px;
}
.wa-popup-header__avatar {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background-color: #ffffff;
  padding: 2px;
  object-fit: contain;
}
.wa-popup-header__title {
  font-size: 0.95rem;
  font-weight: 700;
  line-height: 1.2;
}
.wa-popup-header__status {
  font-size: 0.75rem;
  color: #a7f3d0;
}
.wa-popup-header__close {
  background: none;
  border: none;
  color: #ffffff;
  cursor: pointer;
  padding: 4px;
  opacity: 0.8;
}
.wa-popup-header__close:hover {
  opacity: 1;
}

.wa-popup-body {
  padding: 18px;
  background-color: #f8fafc;
}
.wa-popup-body .form-group {
  margin-bottom: 12px;
}
.wa-popup-body .form-input, 
.wa-popup-body .form-select, 
.wa-popup-body .form-textarea {
  padding: 9px 12px;
  font-size: 0.875rem;
  background-color: #ffffff;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}