/* ==========================================================================
   VEGALED · Componentes (botones, header, tarjetas, formulario, footer)
   ========================================================================== */

/* --- Botones --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border: 1px solid transparent;
  border-radius: var(--radius-md);
  font-size: var(--fs-sm);
  font-weight: var(--weight-semibold);
  line-height: 1;
  transition: background-color var(--duration) var(--ease),
              color var(--duration) var(--ease),
              border-color var(--duration) var(--ease),
              transform var(--duration) var(--ease),
              box-shadow var(--duration) var(--ease);
}

.btn:hover { transform: translateY(-2px); }

.btn--primary {
  background: var(--color-accent);
  color: var(--color-white);
  box-shadow: var(--shadow-sm);
}

.btn--primary:hover {
  background: var(--color-accent-bright);
  box-shadow: var(--shadow-md);
}

.btn--ghost {
  background: rgba(32, 32, 32, 0.35);
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.6);
  -webkit-backdrop-filter: blur(2px);
  backdrop-filter: blur(2px);
}

.btn--ghost:hover {
  background: rgba(32, 32, 32, 0.5);
  border-color: var(--color-white);
}

.btn--block {
  width: 100%;
}

/* --- Botón de WhatsApp --- */
.btn--whatsapp {
  background: #25D366;
  color: #fff;
  box-shadow: var(--shadow-sm);
}

.btn--whatsapp:hover {
  background: #1EBE5A;
  box-shadow: var(--shadow-md);
}

.btn__icon {
  flex-shrink: 0;
}

.contacto__acciones {
  margin-top: var(--space-5);
}

/* --- Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-height);
  background: rgba(32, 32, 32, 0.92);
  -webkit-backdrop-filter: blur(10px);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  transition: box-shadow var(--duration) var(--ease);
}

.site-header.is-scrolled {
  box-shadow: var(--shadow-md);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-4);
  height: 100%;
}

.brand {
  display: inline-flex;
  align-items: center;
  flex-shrink: 0;
}

.brand__logo {
  width: auto;
  height: 4.25rem; /* 68px */
}

.site-nav {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.site-nav__list {
  display: flex;
  align-items: center;
  gap: var(--space-5);
}

.site-nav__link {
  position: relative;
  color: rgba(255, 255, 255, 0.85);
  font-size: var(--fs-sm);
  font-weight: var(--weight-medium);
  padding-block: var(--space-2);
  transition: color var(--duration) var(--ease);
}

.site-nav__link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 2px;
  background: var(--color-accent-bright);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--duration) var(--ease);
}

.site-nav__link:hover,
.site-nav__link.is-active {
  color: var(--color-white);
}

.site-nav__link:hover::after,
.site-nav__link.is-active::after {
  transform: scaleX(1);
}

/* --- Toggle móvil --- */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 2.75rem;
  height: 2.75rem;
  padding: var(--space-2);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: var(--radius-sm);
}

.nav-toggle__bar {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--color-white);
  transition: transform var(--duration) var(--ease), opacity var(--duration) var(--ease);
}

.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(2) { opacity: 0; }
.nav-toggle[aria-expanded="true"] .nav-toggle__bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* --- Cards de servicio --- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: var(--space-5);
}

.service-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  padding: var(--space-7) var(--space-6);
  min-height: 19rem;
  grid-column: span 2;
  background: var(--color-white);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.service-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

/* 5 tarjetas en escritorio: fila 1 = 3 tarjetas, fila 2 = 2 centradas */
.service-card:nth-child(4) { grid-column: 2 / span 2; }
.service-card:nth-child(5) { grid-column: 4 / span 2; }

.service-card__icon {
  display: grid;
  place-items: center;
  align-self: center;
  width: 4.75rem;
  height: 4.75rem;
  border-radius: var(--radius-md);
  background: var(--color-accent-soft);
  border: 1px solid rgba(160, 96, 0, 0.18);
}

.service-card__icon img {
  width: 3.25rem;
  height: 3.25rem;
  object-fit: contain;
}

.service-card__title {
  font-size: var(--fs-md);
  line-height: var(--leading-snug);
  text-align: center;
}

.service-card__text {
  color: var(--color-ink-soft);
  font-size: var(--fs-sm);
  text-align: justify;
  -webkit-hyphens: auto;
  hyphens: auto;
}

/* --- Check list --- */
.check-list {
  display: grid;
  gap: var(--space-3);
  margin-block: var(--space-5);
}

.check-list li {
  position: relative;
  padding-left: var(--space-6);
  color: rgba(255, 255, 255, 0.88);
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: var(--color-accent-bright);
  font-weight: var(--weight-bold);
}

/* --- Formulario --- */
.field {
  display: grid;
  gap: var(--space-2);
}

.field label {
  font-size: var(--fs-sm);
  font-weight: var(--weight-semibold);
}

.field input,
.field textarea {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  transition: border-color var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(176, 128, 32, 0.18);
}

.field.has-error input,
.field.has-error textarea {
  border-color: var(--color-error);
}

.field .field__error {
  display: none;
  color: var(--color-error);
  font-size: var(--fs-xs);
}

.field.has-error .field__error {
  display: block;
}

.contact-form {
  display: grid;
  gap: var(--space-4);
}

.contact-form__status {
  min-height: 1.5em;
  font-size: var(--fs-sm);
  font-weight: var(--weight-medium);
}

.contact-form__status.is-error { color: var(--color-error); }
.contact-form__status.is-success { color: var(--color-success); }

/* Honeypot anti-spam: invisible para humanos, solo bots lo rellenan */
.honeypot {
  position: absolute;
  left: -9999px;
  top: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
  opacity: 0;
  pointer-events: none;
}

/* --- Menú móvil --- */
.mobile-menu {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  z-index: 40;
  display: grid;
  gap: var(--space-5);
  padding: var(--space-5) var(--container-pad) var(--space-6);
  background: var(--color-ink);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: var(--shadow-md);
}

.mobile-menu[hidden] { display: none; }

.mobile-menu__list {
  display: grid;
  gap: var(--space-1);
}

.mobile-menu__link {
  display: block;
  padding: var(--space-3);
  color: var(--color-white);
  font-size: var(--fs-md);
  font-weight: var(--weight-medium);
  border-radius: var(--radius-sm);
  transition: background-color var(--duration) var(--ease), color var(--duration) var(--ease);
}

.mobile-menu__link:hover {
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-accent-bright);
}

/* --- Footer --- */
.site-footer {
  background: var(--color-ink);
  color: rgba(255, 255, 255, 0.75);
  padding-block: var(--space-7);
}

.site-footer__inner {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: var(--space-6);
  align-items: start;
}

.site-footer__brand p {
  margin-top: var(--space-3);
  max-width: 32rem;
  font-size: var(--fs-sm);
}

.site-footer__nav ul {
  display: grid;
  gap: var(--space-2);
}

.site-footer__nav a {
  font-size: var(--fs-sm);
  transition: color var(--duration) var(--ease);
}

.site-footer__nav a:hover { color: var(--color-accent-bright); }

.site-footer__legal {
  grid-column: 1 / -1;
  margin-top: var(--space-6);
  padding-top: var(--space-5);
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  font-size: var(--fs-xs);
  color: rgba(255, 255, 255, 0.5);
}

.site-footer__legal a {
  color: rgba(255, 255, 255, 0.75);
  text-decoration: underline;
  text-underline-offset: 2px;
  transition: color var(--duration) var(--ease);
}

.site-footer__legal a:hover {
  color: var(--color-accent-bright);
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 56rem) {
  .site-nav {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

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

  .service-card:nth-child(4) {
    grid-column: span 2;
  }

  .service-card:nth-child(5) {
    grid-column: 2 / span 2;
  }
}

/* --- Menú móvil --- */
.mobile-menu {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  z-index: 45;
  display: grid;
  gap: var(--space-5);
  padding: var(--space-6) var(--container-pad);
  background: var(--color-ink);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.mobile-menu[hidden] { display: none; }

.mobile-menu__list {
  display: grid;
  gap: var(--space-2);
}

.mobile-menu__link {
  display: block;
  padding: var(--space-3) var(--space-2);
  color: var(--color-white);
  font-size: var(--fs-md);
  font-weight: var(--weight-medium);
  border-radius: var(--radius-sm);
}

.mobile-menu__link:hover {
  background: rgba(255, 255, 255, 0.08);
}

@media (max-width: 40rem) {
  .services-grid {
    grid-template-columns: 1fr;
  }

  .service-card,
  .service-card:nth-child(5) {
    grid-column: 1;
  }

  .site-footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-5);
  }

  .site-footer__legal {
    grid-column: auto;
  }
}