/* ==========================================================================
   components.css — Header, hero, secciones, botones, footer, FAB
   ========================================================================== */

/* ==========================================================================
   Header
   ========================================================================== */

.site-header {
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  background: var(--color-bg);
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition-base), box-shadow var(--transition-base);
}

.site-header.is-scrolled {
  border-color: var(--color-divider);
  box-shadow: var(--shadow-sm);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-6);
  height: var(--header-h-mobile);
}

@media (min-width: 1024px) {
  .site-header__inner {
    height: var(--header-h-desktop);
  }
}

.site-header__brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: var(--color-text-strong);
  font-weight: 700;
  font-size: var(--font-small);
  flex-shrink: 0;
}

.site-header__brand img {
  height: 44px;
  width: auto;
}

@media (min-width: 1024px) {
  .site-header__brand img {
    height: 56px;
  }
}

/* Nav */

.site-nav {
  display: none;
}

@media (min-width: 1024px) {
  .site-nav {
    display: flex;
    align-items: center;
    gap: var(--space-2);
  }
}

.site-nav__link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  color: var(--color-text);
  text-decoration: none;
  font-weight: 500;
  font-size: var(--font-small);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.site-nav__link:hover {
  background: var(--color-bg-subtle);
  color: var(--color-text-strong);
}

.site-nav__icon {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

/* Tracking — destacado como botón secondary en el header */
.site-nav__tracking {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  margin-left: var(--space-2);
  padding: 8px 14px;
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-strong);
  color: var(--color-text-strong);
  text-decoration: none;
  font-weight: 600;
  font-size: var(--font-small);
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast);
}

.site-nav__tracking:hover {
  background: var(--color-text-strong);
  border-color: var(--color-text-strong);
  color: var(--color-white);
}

/* Mobile menu toggle */

.site-header__toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  color: var(--color-text-strong);
}

.site-header__toggle:hover {
  background: var(--color-bg-subtle);
}

@media (min-width: 1024px) {
  .site-header__toggle {
    display: none;
  }
}

.site-header__toggle svg {
  width: 24px;
  height: 24px;
}

.site-header__toggle .icon-close {
  display: none;
}

[data-menu-open="true"] .site-header__toggle .icon-menu {
  display: none;
}

[data-menu-open="true"] .site-header__toggle .icon-close {
  display: block;
}

/* Mobile drawer */

.site-nav-mobile {
  display: none;
  position: fixed;
  inset: var(--header-h-mobile) 0 0 0;
  background: var(--color-bg);
  z-index: calc(var(--z-sticky) - 1);
  padding: var(--space-6) var(--container-px) var(--space-12);
  overflow-y: auto;
}

[data-menu-open="true"] .site-nav-mobile {
  display: block;
}

@media (min-width: 1024px) {
  .site-nav-mobile {
    display: none !important;
  }
}

.site-nav-mobile__list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
}

.site-nav-mobile__link {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  color: var(--color-text-strong);
  text-decoration: none;
  font-weight: 500;
  font-size: var(--font-h4);
}

.site-nav-mobile__link:hover {
  background: var(--color-bg-subtle);
}

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 12px 20px;
  font-family: inherit;
  font-size: var(--font-small);
  font-weight: 600;
  line-height: 1.2;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  text-decoration: none;
  cursor: pointer;
  transition: background-color var(--transition-fast), border-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
  white-space: nowrap;
}

.btn:focus-visible {
  outline: 3px solid var(--color-focus-ring);
  outline-offset: 2px;
}

.btn--primary {
  background: var(--color-cta);
  color: var(--color-white);
}

.btn--primary:hover {
  background: var(--color-cta-hover);
  color: var(--color-white);
}

.btn--secondary {
  background: var(--color-bg);
  color: var(--color-text-strong);
  border-color: var(--color-border);
}

.btn--secondary:hover {
  background: var(--color-bg-subtle);
  border-color: var(--color-border-strong);
  color: var(--color-text-strong);
}

/* WhatsApp button con texto: el verde oficial #25D366 sobre blanco
   da 1.98:1, falla AA. Usamos texto slate-900 para subir el contraste
   a 9.5:1 AAA y mantener el verde de marca. */
.btn--whatsapp {
  background: var(--color-wa-green);
  color: var(--slate-900);
}

.btn--whatsapp:hover {
  background: #1FB855;
  color: var(--slate-900);
}

/* Variante para usar sobre fondos oscuros (hero) */
.btn--on-dark {
  background: var(--color-white);
  color: var(--color-text-strong);
}

.btn--on-dark:hover {
  background: var(--color-bg-subtle);
  color: var(--color-text-strong);
}

/* Outline blanco — útil sobre hero / video */
.btn--outline-light {
  background: transparent;
  color: var(--color-white);
  border-color: rgba(255, 255, 255, 0.5);
}

.btn--outline-light:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: var(--color-white);
  color: var(--color-white);
}

.btn--ghost {
  background: transparent;
  color: var(--color-link);
  padding: 8px 12px;
}

.btn--ghost:hover {
  background: var(--color-bg-subtle);
  color: var(--color-link-hover);
}

.btn--lg {
  padding: 14px 24px;
  font-size: var(--font-body);
}

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

.btn__icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* ==========================================================================
   Hero
   ========================================================================== */

.hero {
  position: relative;
  min-height: 88vh;
  min-height: 88dvh;
  display: flex;
  align-items: center;
  background-color: var(--slate-900);
  color: var(--color-text-on-dark);
  overflow: hidden;
}

@media (min-width: 768px) {
  .hero {
    min-height: 100vh;
    min-height: 100dvh;
  }
}

.hero__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 0;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    180deg,
    rgba(35, 46, 55, 0.65) 0%,
    rgba(35, 46, 55, 0.45) 40%,
    rgba(35, 46, 55, 0.25) 100%
  );
  z-index: 1;
}

.hero__content {
  position: relative;
  z-index: 2;
  width: 100%;
}

.hero__eyebrow {
  display: inline-block;
  font-size: var(--font-caption);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--blue-200);
  margin-bottom: var(--space-5);
}

.hero__title {
  color: var(--color-white);
  font-size: var(--font-display);
  line-height: 0.95;
  font-weight: 700;
  letter-spacing: -0.02em;
  max-width: 14ch;
  text-wrap: balance;
}

.hero__subtitle {
  color: rgba(255, 255, 255, 0.92);
  font-size: clamp(1.125rem, 1.5vw + 0.5rem, 1.5rem);
  line-height: var(--lh-snug);
  margin-top: var(--space-6);
  max-width: 38ch;
  font-weight: 400;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-3);
  margin-top: var(--space-10);
}

/* ==========================================================================
   Section heading group
   ========================================================================== */

.section-heading {
  max-width: 60ch;
  margin-bottom: clamp(2rem, 4vw, 3.5rem);
}

.section-heading__eyebrow {
  font-size: var(--font-caption);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-link); /* blue-700 — 7.47:1 AAA sobre blanco */
  margin-bottom: var(--space-3);
}

.section-heading__title {
  font-size: var(--font-h1);
  line-height: var(--lh-tight);
  letter-spacing: -0.01em;
}

.section-heading__lead {
  margin-top: var(--space-4);
  font-size: var(--font-h4);
  color: var(--color-text);
  line-height: var(--lh-relaxed);
  max-width: 60ch;
}

/* ==========================================================================
   Editorial blocks (default content pattern)
   ========================================================================== */

.block {
  display: grid;
  gap: var(--space-3);
  max-width: 75ch;
}

.block__title {
  font-size: var(--font-h2);
  line-height: var(--lh-snug);
  color: var(--color-text-strong);
}

.block__lead {
  font-size: var(--font-h4);
  color: var(--color-text);
  line-height: var(--lh-relaxed);
  margin-top: var(--space-2);
}

.block__body {
  display: grid;
  gap: var(--space-4);
  margin-top: var(--space-2);
  font-size: var(--font-body);
  line-height: var(--lh-relaxed);
}

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

/* Stack of blocks separated by whitespace (no dividers by default) */

.block-stack {
  display: grid;
  gap: clamp(3rem, 6vw, 5rem);
}

/* ==========================================================================
   RyR reference line
   ========================================================================== */

.ryr-note {
  margin-top: clamp(3rem, 6vw, 5rem);
  padding-top: var(--space-8);
  border-top: 1px solid var(--color-divider);
  color: var(--color-text);
  font-size: var(--font-body);
  max-width: 75ch;
}

.ryr-note__label {
  font-weight: 600;
  color: var(--color-text-strong);
}

/* ==========================================================================
   Contact section
   ========================================================================== */

.contact-grid {
  display: grid;
  gap: clamp(2rem, 4vw, 3rem);
  grid-template-columns: 1fr;
  align-items: start;
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr 1fr;
  }
}

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

.contact-info__legal {
  font-size: var(--font-caption);
  color: var(--color-text-muted);
}

.contact-info__address {
  font-size: var(--font-h4);
  color: var(--color-text-strong);
  line-height: var(--lh-snug);
  font-weight: 500;
  font-style: normal;
}

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

.contact-links {
  display: grid;
  gap: var(--space-2);
  list-style: none;
}

.contact-links a {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--color-link);
  text-decoration: none;
  font-weight: 500;
}

.contact-links a:hover {
  color: var(--color-link-hover);
  text-decoration: underline;
}

.contact-map {
  width: 100%;
  aspect-ratio: 4 / 3;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  background: var(--color-bg-subtle);
}

.contact-map iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

/* ==========================================================================
   Tarifas page (cards justified — 2 items with same structure)
   ========================================================================== */

.tarifas-grid {
  display: grid;
  gap: var(--space-6);
  grid-template-columns: 1fr;
  margin-top: clamp(2rem, 4vw, 3rem);
}

@media (min-width: 768px) {
  .tarifas-grid {
    grid-template-columns: 1fr 1fr;
  }
}

.tarifa-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: clamp(1.5rem, 3vw, 2rem);
  display: grid;
  gap: var(--space-4);
  transition: border-color var(--transition-base), box-shadow var(--transition-base), transform var(--transition-base);
}

.tarifa-card:hover {
  border-color: var(--color-border-strong);
  box-shadow: var(--shadow-sm);
}

.tarifa-card__icon {
  width: 48px;
  height: 48px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-md);
  background: var(--blue-50);
  color: var(--color-brand);
}

.tarifa-card__icon svg {
  width: 28px;
  height: 28px;
}

.tarifa-card__title {
  font-size: var(--font-h3);
  color: var(--color-text-strong);
}

.tarifa-card__meta {
  font-size: var(--font-caption);
  color: var(--color-text-muted);
}

.tarifa-card__cta {
  margin-top: var(--space-2);
}

/* ==========================================================================
   Footer
   ========================================================================== */

.site-footer {
  background: var(--color-footer-bg);
  color: var(--color-text-on-dark-muted);
  padding-block: clamp(3rem, 6vw, 4rem) clamp(1.5rem, 3vw, 2rem);
  /* sin margin-top: el footer pega contra la sección anterior, sin
     gap blanco intermedio. */
}

.site-footer__top {
  display: grid;
  gap: clamp(2rem, 4vw, 3rem);
  grid-template-columns: 1fr;
}

@media (min-width: 640px) {
  .site-footer__top {
    grid-template-columns: 1.2fr 1fr 1fr;
  }
}

.site-footer__brand {
  color: var(--color-white);
}

.site-footer__brand img {
  height: 56px;
  width: auto;
  margin-bottom: var(--space-4);
  /* logo_solid.png es gris oscuro: lo llevamos a blanco puro con filter */
  filter: brightness(0) invert(1);
}

.site-footer__brand p {
  color: var(--color-text-on-dark-muted);
  font-size: var(--font-small);
  line-height: var(--lh-relaxed);
  max-width: 36ch;
}

.site-footer__heading {
  color: var(--color-white);
  font-size: var(--font-caption);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-4);
}

.site-footer__list {
  list-style: none;
  display: grid;
  gap: var(--space-2);
}

.site-footer__list a,
.site-footer__list span {
  color: var(--color-text-on-dark-muted);
  text-decoration: none;
  font-size: var(--font-small);
}

.site-footer__list a:hover {
  color: var(--color-white);
}

/* Libro de Reclamaciones — bloque obligatorio normativa peruana
   Estilo compacto: badge tipo button, no protagónico. */
.libro-reclamaciones {
  margin-top: clamp(2rem, 4vw, 3rem);
  padding: 10px 14px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  color: #0070D8;
  transition: transform var(--transition-fast), box-shadow var(--transition-base);
  max-width: 100%;
  border: 1px solid rgba(0, 112, 216, 0.12);
}

.libro-reclamaciones:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
  color: #0070D8;
}

.libro-reclamaciones__icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  color: #0070D8;
  filter: drop-shadow(0 1px 1px rgba(0, 0, 0, 0.08));
}

.libro-reclamaciones__text {
  font-weight: 700;
  font-size: 11px;
  line-height: 1.15;
  letter-spacing: 0.01em;
  text-transform: uppercase;
}

.site-footer__bottom {
  margin-top: clamp(2rem, 4vw, 3rem);
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  justify-content: space-between;
  align-items: center;
}

.site-footer__copyright {
  color: var(--color-text-on-dark-muted);
  font-size: var(--font-micro);
}

.site-footer__social {
  display: flex;
  gap: var(--space-2);
  list-style: none;
}

.site-footer__social a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  color: var(--color-white);
  transition: background-color var(--transition-fast);
}

.site-footer__social a:hover {
  background: rgba(255, 255, 255, 0.1);
}

.site-footer__social svg {
  width: 18px;
  height: 18px;
}

/* ==========================================================================
   FAB WhatsApp
   ========================================================================== */

.fab-whatsapp {
  position: fixed;
  bottom: 20px;
  right: 20px;
  width: 56px;
  height: 56px;
  border-radius: var(--radius-full);
  background: var(--color-wa-green);
  color: var(--color-white);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-fl);
  z-index: var(--z-overlay);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.fab-whatsapp:hover {
  transform: scale(1.06);
  box-shadow: var(--shadow-md), 0 8px 24px rgba(37, 211, 102, 0.35);
}

.fab-whatsapp:focus-visible {
  outline: 3px solid var(--color-focus-ring);
  outline-offset: 4px;
}

.fab-whatsapp svg {
  width: 28px;
  height: 28px;
}

@media (min-width: 768px) {
  .fab-whatsapp {
    bottom: 24px;
    right: 24px;
    width: 60px;
    height: 60px;
  }

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

/* ==========================================================================
   404 page
   ========================================================================== */

.error-page {
  min-height: calc(100vh - var(--header-h-mobile));
  min-height: calc(100dvh - var(--header-h-mobile));
  display: flex;
  align-items: center;
  padding-block: clamp(3rem, 8vh, 6rem);
  background:
    radial-gradient(ellipse at top right, rgba(3, 128, 238, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse at bottom left, rgba(3, 128, 238, 0.05) 0%, transparent 50%),
    var(--color-bg);
}

@media (min-width: 1024px) {
  .error-page {
    min-height: calc(100vh - var(--header-h-desktop));
  }
}

.error-page__content {
  max-width: 56ch;
  margin-inline: auto;
  display: grid;
  gap: var(--space-3);
  text-align: center;
}

.error-page__content .eyebrow {
  margin-bottom: var(--space-2);
}

.error-page__code {
  font-size: clamp(6rem, 18vw, 12rem);
  line-height: 0.9;
  font-weight: 700;
  letter-spacing: -0.05em;
  background: linear-gradient(135deg, var(--blue-500) 0%, var(--blue-700) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  margin-block: var(--space-2);
}

.error-page__content h1 {
  font-size: var(--font-h1);
  line-height: var(--lh-tight);
  margin-top: var(--space-3);
}

.error-page__lead {
  font-size: var(--font-h4);
  color: var(--color-text);
  margin-top: var(--space-2);
  max-width: 50ch;
  margin-inline: auto;
}

.error-page__actions {
  margin-top: var(--space-8);
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
}