/* ================================================
   DR. CARLOS MENDOZA | NEUROCIRUJANO
   neurocirujanoqueretaro.com
   styles.css — Sistema de diseño completo
   ================================================ */

/* 0. Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;500;600;700;800&family=DM+Sans:ital,opsz,wght@0,9..40,400;0,9..40,500;0,9..40,600;1,9..40,400&display=swap');

/* ================================================
   1. VARIABLES
   ================================================ */
:root {
  /* Colores */
  --color-primary:     #0D2137;
  --color-secondary:   #1B4F8A;
  --color-accent:      #00C2A8;
  --color-accent-dark: #009E87;
  --color-warm:        #F4A261;
  --color-warm-dark:   #E08A45;
  --color-bg:          #FFFFFF;
  --color-bg-alt:      #F0F6FF;
  --color-bg-dark:     #0D2137;
  --color-text:        #1A2B3C;
  --color-text-muted:  #5B7289;
  --color-text-light:  #FFFFFF;
  --color-border:      #E2EAF4;

  /* Tipografía */
  --font-display: 'Outfit', sans-serif;
  --font-body:    'DM Sans', sans-serif;

  /* Escala tipográfica */
  --text-xs:   0.75rem;
  --text-sm:   0.875rem;
  --text-base: 1rem;
  --text-lg:   1.125rem;
  --text-xl:   1.25rem;
  --text-2xl:  1.563rem;
  --text-3xl:  2rem;
  --text-4xl:  2.441rem;
  --text-hero: clamp(2.4rem, 5.5vw, 4rem);

  /* Espaciado */
  --space-xs:  0.5rem;
  --space-sm:  1rem;
  --space-md:  2rem;
  --space-lg:  4rem;
  --space-xl:  7rem;

  /* Bordes */
  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;

  /* Sombras */
  --shadow-sm: 0 2px 8px rgba(13,33,55,0.07);
  --shadow-md: 0 8px 24px rgba(13,33,55,0.11);
  --shadow-lg: 0 20px 60px rgba(13,33,55,0.15);

  /* Transiciones */
  --transition: 0.3s ease;
}

/* ================================================
   2. RESET
   ================================================ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

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

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

ul, ol {
  list-style: none;
}

h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  line-height: 1.2;
  color: var(--color-primary);
}

/* ================================================
   3. ACCESIBILIDAD
   ================================================ */
.skip-link {
  position: absolute;
  top: -100%;
  left: 0;
  background: var(--color-accent);
  color: var(--color-text-light);
  padding: 0.75rem 1.5rem;
  z-index: 9999;
  font-family: var(--font-display);
  font-weight: 600;
  border-radius: 0 0 var(--radius-sm) var(--radius-sm);
}
.skip-link:focus {
  top: 0;
}

:focus-visible {
  outline: 3px solid var(--color-accent);
  outline-offset: 3px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
}

/* ================================================
   4. CONTENEDOR
   ================================================ */
.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.container--narrow {
  max-width: 780px;
}

/* ================================================
   5. BOTONES
   ================================================ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 600;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-accent);
  color: var(--color-text-light);
}
.btn-primary:hover {
  background: var(--color-accent-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,194,168,0.3);
}

.btn-warm {
  background: var(--color-accent);
  color: var(--color-primary);
}
.btn-warm:hover {
  background: var(--color-accent-dark);
  color: var(--color-primary);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,194,168,0.35);
}

.btn-outline {
  background: transparent;
  color: var(--color-text-light);
  border-color: rgba(255,255,255,0.4);
}
.btn-outline:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-2px);
}

.btn-outline-dark {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-border);
}
.btn-outline-dark:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  transform: translateY(-2px);
}

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

/* ================================================
   6. HEADER & NAV
   ================================================ */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  transition: background var(--transition), box-shadow var(--transition);
  padding: 1rem 0;
}

.header.scrolled {
  background: var(--color-primary);
  box-shadow: 0 2px 20px rgba(13,33,55,0.25);
  padding: 0.65rem 0;
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

.nav-logo-text {
  display: flex;
  flex-direction: column;
}

.nav-logo-name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-base);
  color: var(--color-text-light);
  line-height: 1.1;
}

.nav-logo-title {
  font-family: var(--font-display);
  font-weight: 400;
  font-size: var(--text-xs);
  color: var(--color-accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.nav-link {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 500;
  color: rgba(255,255,255,0.85);
  padding: 0.5rem 0.85rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition), background var(--transition);
}

.nav-link:hover {
  color: var(--color-accent);
  background: rgba(0,194,168,0.08);
}

.nav-link.active {
  color: var(--color-accent);
}

.nav-cta {
  background: var(--color-accent);
  color: var(--color-primary) !important;
  padding: 0.5rem 1.2rem;
  border-radius: var(--radius-md);
  margin-left: 0.5rem;
}

.nav-cta:hover {
  background: var(--color-accent-dark) !important;
  color: var(--color-primary) !important;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.4rem;
}

.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text-light);
  border-radius: 2px;
  transition: all var(--transition);
}

/* ================================================
   7. HERO
   ================================================ */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background:
    radial-gradient(at 75% 30%, hsla(196,100%,38%,0.18) 0px, transparent 55%),
    radial-gradient(at 15% 80%, hsla(220,80%,25%,0.25) 0px, transparent 55%),
    var(--color-bg-dark);
  padding: calc(var(--space-xl) + 4rem) 0 var(--space-xl);
  position: relative;
  overflow: hidden;
}

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

.hero-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-accent);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.hero-tag::before {
  content: '';
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
}

.hero-title {
  font-size: var(--text-hero);
  font-weight: 800;
  color: var(--color-text-light);
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero-title span {
  color: var(--color-accent);
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.75);
  max-width: 520px;
  margin-bottom: 2.25rem;
  line-height: 1.65;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.hero-trust-item {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.6);
  font-family: var(--font-display);
}

.hero-trust-item svg {
  width: 14px;
  height: 14px;
  color: var(--color-accent);
  flex-shrink: 0;
}

/* Decoración SVG del hero */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.hero-deco {
  width: 100%;
  max-width: 380px;
  opacity: 0.7;
}

.hero-photo-wrap {
  position: relative;
  width: 100%;
  max-width: 440px;
  margin: 0 auto;
}

.hero-photo-wrap img {
  width: 100%;
  border-radius: var(--radius-xl);
  object-fit: cover;
  aspect-ratio: 3/4;
  filter: brightness(0.92) contrast(1.05);
}

.hero-badge {
  position: absolute;
  bottom: 2rem;
  left: -1.5rem;
  background: var(--color-bg);
  border-radius: var(--radius-md);
  padding: 1rem 1.25rem;
  box-shadow: var(--shadow-lg);
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.hero-badge-icon {
  width: 40px;
  height: 40px;
  background: var(--color-accent);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  flex-shrink: 0;
}

.hero-badge-icon svg {
  width: 20px;
  height: 20px;
}

.hero-badge-text strong {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-sm);
  color: var(--color-primary);
}

.hero-badge-text span {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ================================================
   8. SECCIONES
   ================================================ */
.section {
  padding: var(--space-xl) 0;
}

.section--alt {
  background: var(--color-bg-alt);
}

.section--dark {
  background: var(--color-bg-dark);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-lg);
}

.section-tag {
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.section-tag--dark {
  color: var(--color-accent);
}

.section-title {
  font-size: var(--text-4xl);
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.section-title--light {
  color: var(--color-text-light);
}

.section-subtitle {
  font-size: var(--text-lg);
  color: var(--color-text-muted);
  max-width: 580px;
  margin: 0 auto;
}

.section-subtitle--light {
  color: rgba(255,255,255,0.65);
}

/* ================================================
   9. PAIN POINTS
   ================================================ */
.pain-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.pain-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem 1.75rem;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.pain-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-secondary));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}

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

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

.pain-icon {
  width: 48px;
  height: 48px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--color-accent);
}

.pain-icon svg {
  width: 24px;
  height: 24px;
}

.pain-problem {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: var(--text-lg);
  color: var(--color-primary);
  margin-bottom: 0.75rem;
  line-height: 1.3;
}

.pain-solution {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.6;
}

/* ================================================
   10. ESTADÍSTICAS
   ================================================ */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.stat-item {
  background: var(--color-bg-dark);
  padding: 3rem 2rem;
  text-align: center;
}

.stat-number {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 800;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 0.5rem;
  display: block;
}

.stat-label {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.6);
  line-height: 1.4;
}

/* ================================================
   11. BENTO GRID - SERVICIOS
   ================================================ */
.bento-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: auto auto;
  gap: 1.5rem;
}

.bento-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: all var(--transition);
  overflow: hidden;
  position: relative;
}

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

.bento-card--featured {
  grid-row: span 2;
  background: var(--color-primary);
  border-color: var(--color-primary);
  display: flex;
  flex-direction: column;
}

.bento-card--featured:hover {
  background: #162D48;
}

.bento-icon {
  width: 56px;
  height: 56px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  color: var(--color-accent);
  flex-shrink: 0;
}

.bento-card--featured .bento-icon {
  background: rgba(0,194,168,0.15);
}

.bento-icon svg {
  width: 28px;
  height: 28px;
}

.bento-tag {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}

.bento-title {
  font-size: var(--text-2xl);
  font-weight: 800;
  margin-bottom: 1rem;
  color: var(--color-primary);
}

.bento-card--featured .bento-title {
  color: var(--color-text-light);
  font-size: var(--text-3xl);
}

.bento-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  line-height: 1.65;
}

.bento-card--featured .bento-desc {
  color: rgba(255,255,255,0.7);
}

.bento-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: auto;
}

.bento-link {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 500;
  color: rgba(255,255,255,0.6);
  padding: 0.35rem 0.85rem;
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 999px;
  transition: all var(--transition);
}

.bento-link:hover {
  color: var(--color-accent);
  border-color: var(--color-accent);
}

.bento-card--small {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.bento-card--insurance {
  background: var(--color-bg-alt);
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.insurance-logo {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 800;
  color: var(--color-primary);
}

.insurance-text {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ================================================
   12. PROCESO
   ================================================ */
.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  position: relative;
}

.process-grid::before {
  content: '';
  position: absolute;
  top: 2.75rem;
  left: calc(16.67% + 1.5rem);
  right: calc(16.67% + 1.5rem);
  height: 2px;
  background: linear-gradient(90deg, var(--color-accent), var(--color-secondary));
  z-index: 0;
}

.process-step {
  text-align: center;
  position: relative;
  z-index: 1;
}

.process-num {
  width: 56px;
  height: 56px;
  background: var(--color-accent);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: var(--text-xl);
  margin: 0 auto 1.5rem;
  position: relative;
  z-index: 1;
  box-shadow: 0 4px 16px rgba(0,194,168,0.35);
}

.process-title {
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.process-desc {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.65;
}

/* ================================================
   13. DIFERENCIADORES
   ================================================ */
.diff-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.diff-item {
  padding: 2rem;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  transition: all var(--transition);
}

.diff-item:hover {
  border-color: var(--color-accent);
  background: rgba(0,194,168,0.05);
}

.diff-num {
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--color-accent);
  letter-spacing: 0.1em;
  margin-bottom: 1rem;
}

.diff-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text-light);
  margin-bottom: 0.75rem;
}

.diff-desc {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.55);
  line-height: 1.65;
}

/* ================================================
   14. HOSPITALES
   ================================================ */
.hospitals-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.hospital-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  display: flex;
  gap: 1.25rem;
  transition: all var(--transition);
}

.hospital-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-accent);
  transform: translateY(-3px);
}

.hospital-card--primary {
  border-color: var(--color-accent);
  background: linear-gradient(135deg, #F0FEFA 0%, #FFFFFF 100%);
}

.hospital-icon {
  width: 52px;
  height: 52px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  flex-shrink: 0;
}

.hospital-icon svg {
  width: 26px;
  height: 26px;
}

.hospital-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 0.4rem;
}

.hospital-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.35rem;
}

.hospital-address {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
}

/* ================================================
   15. RESEÑAS
   ================================================ */
.reviews-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  min-height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-lg);
}

.reviews-placeholder p {
  color: var(--color-text-muted);
  font-family: var(--font-display);
}

/* ================================================
   16. FAQ
   ================================================ */
.faq-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.faq-item {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition);
}

.faq-item.open {
  border-color: var(--color-accent);
}

.faq-question {
  width: 100%;
  background: none;
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.4rem 1.75rem;
  text-align: left;
}

.faq-question-text {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--text-base);
  color: var(--color-primary);
  line-height: 1.4;
}

.faq-icon {
  width: 28px;
  height: 28px;
  background: var(--color-bg-alt);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  flex-shrink: 0;
  transition: transform var(--transition), background var(--transition);
}

.faq-item.open .faq-icon {
  transform: rotate(45deg);
  background: var(--color-accent);
  color: white;
}

.faq-icon svg {
  width: 14px;
  height: 14px;
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease;
}

.faq-item.open .faq-answer {
  max-height: 500px;
}

.faq-answer p {
  padding: 0 1.75rem 1.5rem;
  font-size: var(--text-base);
  color: var(--color-text-muted);
  line-height: 1.7;
}

/* ================================================
   17. CTA FINAL
   ================================================ */
.cta-section {
  background: linear-gradient(135deg, var(--color-accent) 0%, var(--color-secondary) 100%);
  padding: var(--space-xl) 0;
  text-align: center;
}

.cta-section .section-title {
  color: white;
  margin-bottom: 1rem;
}

.cta-section .section-subtitle {
  color: rgba(255,255,255,0.8);
  margin-bottom: 2.5rem;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  justify-content: center;
}

.btn-white {
  background: white;
  color: var(--color-secondary);
  font-weight: 700;
}

.btn-white:hover {
  background: var(--color-bg-alt);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0,0,0,0.15);
}

.btn-outline-white {
  background: transparent;
  color: white;
  border: 2px solid rgba(255,255,255,0.5);
}

.btn-outline-white:hover {
  border-color: white;
  background: rgba(255,255,255,0.1);
  transform: translateY(-2px);
}

/* ================================================
   18. FOOTER
   ================================================ */
.footer {
  background: #081929;
  padding: var(--space-lg) 0 var(--space-md);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.footer-brand .nav-logo-name {
  font-size: var(--text-xl);
  margin-bottom: 0.25rem;
}

.footer-brand .nav-logo-title {
  margin-bottom: 1.25rem;
}

.footer-desc {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.45);
  line-height: 1.7;
  margin-bottom: 1.5rem;
  max-width: 320px;
}

.footer-socials {
  display: flex;
  gap: 0.75rem;
}

.footer-social {
  width: 38px;
  height: 38px;
  background: rgba(255,255,255,0.07);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.5);
  transition: all var(--transition);
}

.footer-social:hover {
  background: var(--color-accent);
  color: white;
}

.footer-social svg {
  width: 18px;
  height: 18px;
}

.footer-heading {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: white;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.6rem;
}

.footer-link {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.45);
  transition: color var(--transition);
}

.footer-link:hover {
  color: var(--color-accent);
}

.footer-contact-item {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  margin-bottom: 0.85rem;
}

.footer-contact-item svg {
  width: 15px;
  height: 15px;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 3px;
}

.footer-contact-item span {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.45);
  line-height: 1.5;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.07);
  padding-top: var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-copy {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.3);
}

.footer-legal {
  display: flex;
  gap: 1.25rem;
}

.footer-legal a {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.3);
  transition: color var(--transition);
}

.footer-legal a:hover {
  color: var(--color-accent);
}

/* ================================================
   19. WHATSAPP FAB
   ================================================ */
.whatsapp-fab {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 58px;
  height: 58px;
  background: #25D366;
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37,211,102,0.4);
  z-index: 900;
  transition: all var(--transition);
}

.whatsapp-fab:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 28px rgba(37,211,102,0.5);
}

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

/* ================================================
   20. ANIMACIONES SCROLL REVEAL
   ================================================ */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }
.reveal-delay-4 { transition-delay: 0.4s; }

/* Hero animations */
.hero-tag    { animation: fadeSlideUp 0.7s ease-out 0.1s backwards; }
.hero-title  { animation: fadeSlideUp 0.7s ease-out 0.25s backwards; }
.hero-subtitle { animation: fadeSlideUp 0.7s ease-out 0.4s backwards; }
.hero-actions { animation: fadeSlideUp 0.7s ease-out 0.5s backwards; }
.hero-trust  { animation: fadeSlideUp 0.7s ease-out 0.6s backwards; }
.hero-visual { animation: fadeSlideIn 0.9s ease-out 0.3s backwards; }

@keyframes fadeSlideUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeSlideIn {
  from { opacity: 0; transform: translateX(28px); }
  to   { opacity: 1; transform: translateX(0); }
}

/* ================================================
   21. PÁGINAS INTERNAS — BREADCRUMB & PAGE HERO
   ================================================ */
.page-hero {
  background:
    radial-gradient(at 80% 20%, hsla(196,100%,38%,0.15) 0px, transparent 50%),
    var(--color-bg-dark);
  padding: calc(var(--space-lg) + 5rem) 0 var(--space-lg);
  text-align: center;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.5);
  margin-bottom: 1.5rem;
}

.breadcrumb a {
  color: var(--color-accent);
  transition: opacity var(--transition);
}

.breadcrumb a:hover { opacity: 0.7; }

.breadcrumb-sep { color: rgba(255,255,255,0.25); }

.page-hero-title {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 800;
  color: white;
  max-width: 750px;
  margin: 0 auto 1.25rem;
  line-height: 1.15;
}

.page-hero-title span {
  color: var(--color-accent);
}

.page-hero-subtitle {
  font-size: var(--text-lg);
  color: rgba(255,255,255,0.65);
  max-width: 580px;
  margin: 0 auto 2rem;
  line-height: 1.65;
}

/* ================================================
   22. CONTENIDO RICHTEXT (páginas internas)
   ================================================ */
.richtext h2 {
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--color-primary);
  margin: 3rem 0 1.25rem;
}

.richtext h3 {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-primary);
  margin: 2rem 0 1rem;
}

.richtext p {
  font-size: var(--text-base);
  color: var(--color-text);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.richtext ul {
  list-style: none;
  margin-bottom: 1.25rem;
}

.richtext ul li {
  padding-left: 1.75rem;
  position: relative;
  color: var(--color-text);
  margin-bottom: 0.6rem;
  font-size: var(--text-base);
  line-height: 1.65;
}

.richtext ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
}

.richtext strong {
  color: var(--color-primary);
  font-weight: 600;
}

/* ================================================
   23. SIDEBAR CTA (páginas internas)
   ================================================ */
.content-sidebar {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: var(--space-lg);
  align-items: start;
}

.sidebar-card {
  background: var(--color-primary);
  border-radius: var(--radius-lg);
  padding: 2rem;
  position: sticky;
  top: 6rem;
}

.sidebar-card-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: white;
  margin-bottom: 0.75rem;
}

.sidebar-card-desc {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.6);
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.sidebar-card .btn {
  width: 100%;
  justify-content: center;
  margin-bottom: 0.75rem;
}

.sidebar-info {
  background: var(--color-bg-alt);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-top: 1rem;
}

.sidebar-info-item {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-bottom: 0.75rem;
  line-height: 1.5;
}

.sidebar-info-item:last-child { margin-bottom: 0; }

.sidebar-info-item svg {
  width: 15px;
  height: 15px;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 2px;
}

/* ================================================
   24. MAPA / CONTACTO
   ================================================ */
.map-embed {
  width: 100%;
  height: 400px;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
}

.map-embed iframe {
  width: 100%;
  height: 100%;
  border: none;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-lg);
  align-items: start;
}

/* ================================================
   25. MEDIA QUERIES
   ================================================ */

/* Tablet */
@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero-subtitle { margin-left: auto; margin-right: auto; }

  .hero-actions {
    justify-content: center;
  }

  .hero-trust {
    justify-content: center;
  }

  .hero-visual {
    order: -1;
    max-width: 380px;
    margin: 0 auto;
  }

  .bento-grid {
    grid-template-columns: 1fr;
  }

  .bento-card--featured {
    grid-row: span 1;
  }

  .diff-grid {
    grid-template-columns: 1fr 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }

  .content-sidebar {
    grid-template-columns: 1fr;
  }

  .sidebar-card {
    position: static;
  }
}

/* Mobile */
@media (max-width: 768px) {
  :root {
    --space-xl: 4rem;
    --space-lg: 2.5rem;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: var(--color-primary);
    flex-direction: column;
    align-items: flex-start;
    padding: 5rem 2rem 2rem;
    gap: 0.5rem;
    transition: right var(--transition);
    box-shadow: -4px 0 30px rgba(0,0,0,0.3);
  }

  .nav-menu.open {
    right: 0;
  }

  .nav-link {
    font-size: var(--text-base);
    width: 100%;
    padding: 0.75rem 1rem;
  }

  .nav-cta {
    margin-left: 0;
    margin-top: 0.5rem;
    text-align: center;
    width: 100%;
    justify-content: center;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.5);
    z-index: 999;
  }

  .nav-overlay.open {
    display: block;
  }

  .pain-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: 1fr;
    background: none;
    gap: 1px;
  }

  .stat-item {
    border-radius: var(--radius-md);
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
  }

  .process-grid {
    grid-template-columns: 1fr;
  }

  .process-grid::before {
    display: none;
  }

  .diff-grid {
    grid-template-columns: 1fr;
  }

  .hospitals-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

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

  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }

  .hero-actions {
    flex-direction: column;
    align-items: center;
  }

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

  .section-title {
    font-size: var(--text-3xl);
  }

  .whatsapp-fab {
    bottom: 1.25rem;
    right: 1.25rem;
  }
}

/* ==========================================
   PÁGINA DE CONTACTO
   ========================================== */

.contact-section {
  padding: var(--space-xl) 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 420px;
  gap: var(--space-xl);
  align-items: start;
}

/* --- Formulario --- */
.contact-form-wrap {
  background: #fff;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-border);
  padding: var(--space-lg);
}

.section-title-left {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.contact-intro {
  color: var(--color-text-muted);
  margin-bottom: var(--space-md);
  font-size: var(--text-base);
  line-height: 1.65;
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.form-group label {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-primary);
}

.form-group label span {
  color: var(--color-accent);
}

.form-group input,
.form-group select,
.form-group textarea {
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(0,194,168,0.15);
}

.form-group textarea {
  resize: vertical;
  min-height: 110px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
}

.form-check {
  flex-direction: row;
  align-items: flex-start;
  gap: 0.65rem;
}

.form-check input[type="checkbox"] {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: var(--color-accent);
  cursor: pointer;
}

.form-check label {
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 400;
  color: var(--color-text-muted);
  cursor: pointer;
}

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

.form-success {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  background: rgba(0,194,168,0.1);
  border: 1px solid var(--color-accent);
  border-radius: var(--radius-md);
  padding: 1.25rem;
  color: var(--color-accent);
  font-size: var(--text-base);
  margin-top: 1rem;
}

.form-success svg {
  flex-shrink: 0;
}

.whatsapp-alt {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--color-border);
}

.whatsapp-alt p {
  color: var(--color-text-muted);
  font-size: var(--text-sm);
  white-space: nowrap;
}

.btn-whatsapp {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: #25D366;
  color: #fff;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  padding: 0.65rem 1.25rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: background var(--transition), transform var(--transition);
  white-space: nowrap;
}

.btn-whatsapp:hover {
  background: #20b959;
  transform: translateY(-1px);
}

/* --- Info lateral --- */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.consultorio-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
}

.consultorio-primary {
  border-color: var(--color-accent);
  border-width: 2px;
}

.consultorio-badge {
  display: inline-block;
  font-family: var(--font-display);
  font-size: var(--text-xs);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  background: rgba(0,194,168,0.1);
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  margin-bottom: 0.75rem;
}

.consultorio-card h3 {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.consultorio-card address {
  font-style: normal;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}

.consultorio-card address p {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
}

.consultorio-card address svg {
  flex-shrink: 0;
  color: var(--color-accent);
  margin-top: 2px;
}

.consultorio-card address a {
  color: var(--color-secondary);
  text-decoration: none;
}

.consultorio-card address a:hover {
  color: var(--color-accent);
}

.map-link {
  display: inline-block;
  margin-top: 1rem;
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-accent);
  text-decoration: none;
}

.map-link:hover {
  text-decoration: underline;
}

.insurance-card {
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
}

.insurance-card h4 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.insurance-logos {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 0.75rem;
}

.insurance-tag {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 600;
  background: var(--color-primary);
  color: #fff;
  padding: 0.3rem 0.9rem;
  border-radius: 999px;
}

.insurance-tag-alt {
  background: transparent;
  color: var(--color-text-muted);
  border: 1px solid var(--color-border);
}

.insurance-note {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  line-height: 1.5;
}

.call-card {
  background: var(--color-primary);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
}

.call-card p {
  color: rgba(255,255,255,0.75);
  font-size: var(--text-sm);
  margin-bottom: 1rem;
}

.call-note {
  margin-top: 0.75rem !important;
  margin-bottom: 0 !important;
  font-size: var(--text-xs) !important;
}

/* --- Mapa --- */
.map-section {
  margin-bottom: var(--space-xl);
}

.map-header {
  padding: var(--space-md) 0 var(--space-sm);
  text-align: center;
}

.map-header h2 {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 800;
  color: var(--color-primary);
  margin-bottom: 0.4rem;
}

.map-header p {
  color: var(--color-text-muted);
  font-size: var(--text-base);
}

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

/* --- FAQ Contacto --- */
.faq-contact {
  background: var(--color-bg-alt);
}

.section-title-center {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 800;
  color: var(--color-primary);
  text-align: center;
  margin-bottom: var(--space-md);
}

/* ==========================================
   RESPONSIVE — CONTACTO
   ========================================== */
@media (max-width: 1024px) {
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .contact-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
  }

  .call-card {
    grid-column: 1 / -1;
  }
}

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

  .form-row {
    grid-template-columns: 1fr;
  }

  .whatsapp-alt {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .whatsapp-alt p {
    white-space: normal;
  }

  .map-header h2 {
    font-size: var(--text-xl);
  }
}

/* ==========================================
   COMPONENTES — PÁGINAS INTERNAS
   ========================================== */

/* ==========================================
   SECCIÓN UBICACIÓN — HOME
   ========================================== */

.location-section {
  background: var(--color-bg);
}

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

.location-nap {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.location-intro {
  color: var(--color-text-muted);
  font-size: var(--text-base);
  line-height: 1.65;
  margin-bottom: var(--space-sm);
}

.nap-block {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}

.nap-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.nap-icon {
  width: 40px;
  height: 40px;
  background: rgba(0,194,168,0.1);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  flex-shrink: 0;
}

.nap-text {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.nap-text strong {
  font-family: var(--font-display);
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--color-primary);
}

.nap-text span {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  line-height: 1.5;
}

.nap-text a {
  color: var(--color-secondary);
  text-decoration: none;
  font-weight: 500;
}

.nap-text a:hover {
  color: var(--color-accent);
}

.location-cta {
  align-self: flex-start;
  margin-top: var(--space-sm);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.location-map {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 24px rgba(13,33,55,0.12);
}

.location-map iframe {
  display: block;
  width: 100%;
  height: 450px;
  border: 0;
}

@media (max-width: 1024px) {
  .location-grid {
    grid-template-columns: 1fr;
  }

  .location-map iframe {
    height: 360px;
  }
}

/* Alert box */
.alert-box {
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin: var(--space-md) 0;
}

.alert-box--warning {
  background: rgba(244, 162, 97, 0.08);
  border-left: 4px solid #E08A45;
}

.alert-box strong {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 0.75rem;
}

.alert-box ul {
  margin: 0.5rem 0 0.75rem 1.25rem;
}

.alert-box p {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin: 0;
}

/* Comparison grid (cirugía endoscópica) */
.comparison-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin: var(--space-md) 0;
}

.comparison-col {
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  border: 1px solid var(--color-border);
}

.comparison-col--highlight {
  background: rgba(0,194,168,0.06);
  border-color: var(--color-accent);
}

.comparison-col h3 {
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

.comparison-col--highlight h3 {
  color: var(--color-accent-dark);
}

.comparison-col ul {
  margin-left: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.comparison-col li {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* FAQ dentro de páginas de contenido */
.faq-section {
  padding: var(--space-xl) 0 0;
}

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