/* ═══════════════════════════════════════════════════════════
   mariaherreraenfermera.es — CSS Principal
   Estética: Médica de alto nivel · Confianza · Calidez humana
   Tipografía: DM Serif Display + DM Sans
   ═══════════════════════════════════════════════════════════ */

/* ─── VARIABLES ─────────────────────────────────────────── */
:root {
  /* Paleta */
  --azul-profundo:   #0f3557;
  --azul-medio:      #1a5276;
  --azul-claro:      #2980b9;
  --azul-suave:      #d6eaf8;
  --verde-salud:     #1a7a5e;
  --verde-suave:     #d5f0e8;
  --crema:           #faf8f5;
  --blanco:          #ffffff;
  --gris-100:        #f4f6f8;
  --gris-200:        #e8ecf0;
  --gris-400:        #9baab8;
  --gris-600:        #5a6a7a;
  --gris-800:        #2c3e50;
  --negro:           #111820;
  --acento:          #c8a96e;
  --acento-suave:    #f5edd9;

  /* Tipografía */
  --font-serif:  'DM Serif Display', Georgia, serif;
  --font-sans:   'DM Sans', system-ui, sans-serif;

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

  /* Bordes */
  --radio-sm:    6px;
  --radio-md:    12px;
  --radio-lg:    24px;
  --radio-full:  999px;

  /* Sombras */
  --sombra-sm:   0 2px 8px rgba(15,53,87,0.08);
  --sombra-md:   0 8px 32px rgba(15,53,87,0.12);
  --sombra-lg:   0 24px 64px rgba(15,53,87,0.16);

  /* Transiciones */
  --trans:       0.25s cubic-bezier(0.4, 0, 0.2, 1);

  /* Layout */
  --max-w:       1200px;
  --header-h:    80px;
}

/* ─── RESET & BASE ──────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--gris-800);
  background: var(--crema);
  overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a   { color: inherit; text-decoration: none; }
ul  { list-style: none; }
button { cursor: pointer; border: none; background: none; font: inherit; }

/* ─── TIPOGRAFÍA ────────────────────────────────────────── */
h1, h2, h3, h4, h5 {
  font-family: var(--font-serif);
  line-height: 1.2;
  color: var(--azul-profundo);
}
h1 { font-size: clamp(2.4rem, 5vw, 3.8rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.8rem); }
h3 { font-size: clamp(1.3rem, 2.5vw, 1.8rem); }
h4 { font-size: 1.2rem; }

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

.eyebrow {
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--acento);
  margin-bottom: 0.75rem;
  display: block;
}

/* ─── LAYOUT HELPERS ────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--espacio-md);
}

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

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

.section--dark {
  background: var(--azul-profundo);
  color: var(--blanco);
}

.section--dark h1,
.section--dark h2,
.section--dark h3 {
  color: var(--blanco);
}

/* ─── BOTONES ───────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border-radius: var(--radio-full);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 500;
  transition: all var(--trans);
  white-space: nowrap;
}

.btn--primary {
  background: var(--azul-profundo);
  color: var(--blanco);
  box-shadow: 0 4px 16px rgba(15,53,87,0.25);
}
.btn--primary:hover {
  background: var(--azul-medio);
  box-shadow: 0 8px 24px rgba(15,53,87,0.35);
  transform: translateY(-2px);
}

.btn--secondary {
  background: transparent;
  color: var(--azul-profundo);
  border: 1.5px solid var(--azul-profundo);
}
.btn--secondary:hover {
  background: var(--azul-profundo);
  color: var(--blanco);
}

.btn--gold {
  background: var(--acento);
  color: var(--blanco);
  box-shadow: 0 4px 16px rgba(200,169,110,0.35);
}
.btn--gold:hover {
  background: #b8965a;
  transform: translateY(-2px);
}

.btn--white {
  background: var(--blanco);
  color: var(--azul-profundo);
}
.btn--white:hover {
  background: var(--crema);
  transform: translateY(-2px);
}

/* ─── HEADER ────────────────────────────────────────────── */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-h);
  background: rgba(250,248,245,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gris-200);
  z-index: 1000;
  transition: box-shadow var(--trans);
}

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

.header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--espacio-md);
  height: 100%;
  display: flex;
  align-items: center;
  gap: var(--espacio-md);
}

/* Logo */
.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
  color: var(--azul-profundo);
  transition: opacity var(--trans);
}
.logo:hover { opacity: 0.8; }

.logo-mark {
  color: var(--azul-profundo);
  flex-shrink: 0;
}

.logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.logo-name {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  color: var(--azul-profundo);
  font-weight: 400;
}

.logo-title {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--gris-600);
}

/* Nav */
.main-nav {
  margin-left: auto;
}

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

.main-nav > ul > li {
  position: relative;
}

.main-nav a {
  display: block;
  padding: 0.5rem 0.875rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--gris-600);
  border-radius: var(--radio-sm);
  transition: all var(--trans);
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--azul-profundo);
  background: var(--azul-suave);
}

/* Dropdown */
.dropdown {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  background: var(--blanco);
  border: 1px solid var(--gris-200);
  border-radius: var(--radio-md);
  box-shadow: var(--sombra-lg);
  min-width: 240px;
  padding: 0.5rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(-8px);
  transition: all var(--trans);
  pointer-events: none;
}

.has-dropdown:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: all;
  margin-top: -8px;
  padding-top: 8px;
}

.dropdown li a {
  padding: 0.625rem 1rem;
  font-size: 0.875rem;
  border-radius: var(--radio-sm);
  white-space: nowrap;
}

/* CTA Header */
.btn-cta-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  background: var(--azul-profundo);
  color: var(--blanco);
  border-radius: var(--radio-full);
  font-size: 0.875rem;
  font-weight: 500;
  transition: all var(--trans);
  flex-shrink: 0;
}
.btn-cta-header:hover {
  background: var(--azul-medio);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(15,53,87,0.3);
}

/* Hamburger */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--azul-profundo);
  border-radius: 2px;
  transition: all var(--trans);
}
.hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ─── HERO ──────────────────────────────────────────────── */
.hero {
  min-height: 100vh;
  padding-top: var(--header-h);
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 0;
  overflow: hidden;
  position: relative;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--crema) 55%, var(--azul-suave) 100%);
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  padding: var(--espacio-xl) var(--espacio-md) var(--espacio-xl) calc((100vw - var(--max-w)) / 2 + var(--espacio-md));
  max-width: 660px;
}

@media (min-width: 1201px) {
  .hero-content {
    padding-left: calc((100vw - 1200px) / 2 + 2rem);
  }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--verde-suave);
  color: var(--verde-salud);
  padding: 0.4rem 1rem;
  border-radius: var(--radio-full);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  margin-bottom: 1.5rem;
}

.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--verde-salud);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.4); }
}

.hero h1 {
  margin-bottom: 1.25rem;
  letter-spacing: -0.02em;
}

.hero h1 em {
  font-style: italic;
  color: var(--azul-claro);
}

.hero-lead {
  font-size: 1.125rem;
  color: var(--gris-600);
  margin-bottom: 2rem;
  font-weight: 300;
  line-height: 1.75;
}

.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 3rem;
}

.hero-trust {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--gris-200);
}

.trust-item {
  display: flex;
  flex-direction: column;
}

.trust-number {
  font-family: var(--font-serif);
  font-size: 1.8rem;
  color: var(--azul-profundo);
  line-height: 1;
}

.trust-label {
  font-size: 0.75rem;
  color: var(--gris-600);
  line-height: 1.3;
}

.trust-divider {
  width: 1px;
  height: 40px;
  background: var(--gris-200);
}

/* Hero imagen */
.hero-visual {
  position: relative;
  z-index: 1;
  height: 100vh;
  overflow: hidden;
}

.hero-img-wrap {
  height: 100%;
  position: relative;
}

.hero-img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.hero-img-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, var(--crema) 0%, transparent 30%),
              linear-gradient(to top, var(--azul-profundo) 0%, transparent 40%);
}

.hero-credential {
  position: absolute;
  bottom: 2.5rem;
  left: 2rem;
  right: 2rem;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  padding: 1.25rem 1.5rem;
  border-radius: var(--radio-md);
  box-shadow: var(--sombra-lg);
  border-left: 3px solid var(--acento);
}

.hero-credential strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1rem;
  color: var(--azul-profundo);
  margin-bottom: 0.25rem;
}

.hero-credential span {
  font-size: 0.8rem;
  color: var(--gris-600);
  line-height: 1.4;
}

/* ─── SECCIÓN CONFIANZA ─────────────────────────────────── */
.trust-bar {
  background: var(--azul-profundo);
  padding: 2rem 0;
}

.trust-bar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--espacio-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--espacio-md);
  flex-wrap: wrap;
}

.trust-bar-item {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  color: rgba(255,255,255,0.85);
}

.trust-bar-icon {
  width: 40px;
  height: 40px;
  background: rgba(255,255,255,0.1);
  border-radius: var(--radio-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.trust-bar-text strong {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--blanco);
  line-height: 1.2;
}

.trust-bar-text span {
  font-size: 0.75rem;
  opacity: 0.7;
}

/* ─── SECCIÓN SERVICIOS ─────────────────────────────────── */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.service-card {
  background: var(--blanco);
  border: 1px solid var(--gris-200);
  border-radius: var(--radio-lg);
  padding: 2rem;
  transition: all var(--trans);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--azul-claro), var(--verde-salud));
  transform: scaleX(0);
  transition: transform var(--trans);
  transform-origin: left;
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--sombra-lg);
  border-color: transparent;
}

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

.service-icon {
  width: 52px;
  height: 52px;
  background: var(--azul-suave);
  border-radius: var(--radio-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.25rem;
  color: var(--azul-profundo);
}

.service-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.75rem;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--gris-600);
  line-height: 1.6;
  margin-bottom: 1.25rem;
}

.service-link {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--azul-claro);
  display: inline-flex;
  align-items: center;
  gap: 0.25rem;
  transition: gap var(--trans);
}

.service-link:hover { gap: 0.5rem; }

/* ─── SECCIÓN SOBRE MÍ (preview) ────────────────────────── */
.about-preview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}

.about-img-wrap {
  position: relative;
}

.about-img-frame {
  border-radius: var(--radio-lg);
  overflow: hidden;
  box-shadow: var(--sombra-lg);
  aspect-ratio: 4/5;
}

.about-img-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
}

.about-badge-aselme {
  position: absolute;
  bottom: -1.5rem;
  right: -1.5rem;
  background: var(--blanco);
  padding: 1rem 1.25rem;
  border-radius: var(--radio-md);
  box-shadow: var(--sombra-lg);
  border: 1px solid var(--gris-200);
  text-align: center;
}

.about-badge-aselme strong {
  display: block;
  font-family: var(--font-serif);
  font-size: 1.4rem;
  color: var(--azul-profundo);
}

.about-badge-aselme span {
  font-size: 0.72rem;
  color: var(--gris-600);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.about-content h2 {
  margin-bottom: 1rem;
}

.about-content .lead {
  font-size: 1.1rem;
  color: var(--gris-600);
  font-weight: 300;
  margin-bottom: 1.5rem;
  line-height: 1.8;
}

.credentials-list {
  display: flex;
  flex-direction: column;
  gap: 0.875rem;
  margin: 1.75rem 0 2rem;
}

.credential-item {
  display: flex;
  align-items: flex-start;
  gap: 0.875rem;
}

.credential-dot {
  width: 8px;
  height: 8px;
  background: var(--acento);
  border-radius: 50%;
  margin-top: 0.55rem;
  flex-shrink: 0;
}

.credential-item span {
  font-size: 0.9rem;
  color: var(--gris-800);
  line-height: 1.5;
}

/* ─── BLOG PREVIEW ──────────────────────────────────────── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
  margin-top: 3rem;
}

.blog-card {
  background: var(--blanco);
  border: 1px solid var(--gris-200);
  border-radius: var(--radio-lg);
  overflow: hidden;
  transition: all var(--trans);
}

.blog-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--sombra-lg);
  border-color: transparent;
}

.blog-card-img {
  aspect-ratio: 16/9;
  background: var(--azul-suave);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}

.blog-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.blog-card:hover .blog-card-img img {
  transform: scale(1.05);
}

.blog-card-body {
  padding: 1.5rem;
}

.blog-tag {
  display: inline-block;
  background: var(--azul-suave);
  color: var(--azul-profundo);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radio-full);
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: 0.75rem;
}

.blog-card h3 {
  font-size: 1.05rem;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.blog-card p {
  font-size: 0.85rem;
  color: var(--gris-600);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.blog-meta {
  font-size: 0.75rem;
  color: var(--gris-400);
  display: flex;
  gap: 1rem;
}

/* ─── CTA SECTION ───────────────────────────────────────── */
.cta-section {
  background: linear-gradient(135deg, var(--azul-profundo) 0%, var(--azul-medio) 100%);
  padding: var(--espacio-xl) 0;
  position: relative;
  overflow: hidden;
}

.cta-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(255,255,255,0.04) 0%, transparent 70%);
  border-radius: 50%;
}

.cta-inner {
  max-width: 700px;
  margin: 0 auto;
  padding: 0 var(--espacio-md);
  text-align: center;
  position: relative;
  z-index: 1;
}

.cta-section h2 {
  color: var(--blanco);
  margin-bottom: 1rem;
}

.cta-section p {
  color: rgba(255,255,255,0.8);
  font-size: 1.1rem;
  margin-bottom: 2rem;
}

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

/* ─── CONTACTO FORM ─────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 5rem;
  align-items: start;
}

.contact-info h3 {
  font-size: 1.4rem;
  margin-bottom: 1rem;
}

.contact-info p {
  color: var(--gris-600);
  margin-bottom: 2rem;
}

.contact-detail {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.contact-detail-icon {
  width: 40px;
  height: 40px;
  background: var(--azul-suave);
  border-radius: var(--radio-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--azul-profundo);
  flex-shrink: 0;
}

.contact-detail-text strong {
  display: block;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--gris-400);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.15rem;
}

.contact-detail-text span {
  color: var(--gris-800);
  font-size: 0.925rem;
}

/* Formulario */
.contact-form {
  background: var(--blanco);
  border: 1px solid var(--gris-200);
  border-radius: var(--radio-lg);
  padding: 2.5rem;
  box-shadow: var(--sombra-md);
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--gris-800);
  margin-bottom: 0.4rem;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1.5px solid var(--gris-200);
  border-radius: var(--radio-sm);
  font-family: var(--font-sans);
  font-size: 0.925rem;
  color: var(--gris-800);
  background: var(--crema);
  transition: border-color var(--trans), box-shadow var(--trans);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--azul-claro);
  box-shadow: 0 0 0 3px rgba(41,128,185,0.12);
  background: var(--blanco);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

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

.form-legal {
  font-size: 0.78rem;
  color: var(--gris-400);
  margin-top: 1rem;
  line-height: 1.5;
}

.form-legal a {
  color: var(--azul-claro);
  text-decoration: underline;
}

/* ─── FOOTER ────────────────────────────────────────────── */
.site-footer {
  background: var(--negro);
  color: rgba(255,255,255,0.7);
  padding: var(--espacio-lg) 0 0;
}

.footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--espacio-md);
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 5rem;
  padding-bottom: var(--espacio-lg);
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .logo {
  color: var(--blanco);
  margin-bottom: 1.25rem;
}

.footer-brand .logo-name { color: var(--blanco); }
.footer-brand .logo-title { color: rgba(255,255,255,0.5); }

.footer-tagline {
  font-size: 0.875rem;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.footer-tagline a {
  color: var(--acento);
  text-decoration: underline;
}

.footer-disclaimer {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.4);
  line-height: 1.6;
  border-left: 2px solid rgba(255,255,255,0.15);
  padding-left: 0.875rem;
}

.footer-nav {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.footer-col h3 {
  font-family: var(--font-sans);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 1rem;
}

.footer-col ul { display: flex; flex-direction: column; gap: 0.5rem; }

.footer-col a,
.footer-col span {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.65);
  transition: color var(--trans);
}

.footer-col a:hover { color: var(--blanco); }

.footer-bottom {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 1.25rem var(--espacio-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
  margin: 0;
}

.footer-bottom nav {
  display: flex;
  gap: 1.5rem;
}

.footer-bottom nav a {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.35);
  transition: color var(--trans);
}

.footer-bottom nav a:hover { color: rgba(255,255,255,0.7); }

/* ─── PÁGINA INTERIOR ───────────────────────────────────── */
.page-hero {
  padding: calc(var(--header-h) + 4rem) 0 4rem;
  background: linear-gradient(135deg, var(--crema) 0%, var(--azul-suave) 100%);
}

.page-hero h1 {
  margin-bottom: 1rem;
}

.page-hero .lead {
  font-size: 1.15rem;
  color: var(--gris-600);
  font-weight: 300;
  max-width: 650px;
}

/* ─── BREADCRUMBS ───────────────────────────────────────── */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.8rem;
  color: var(--gris-400);
  margin-bottom: 1.5rem;
}

.breadcrumb a { color: var(--azul-claro); }
.breadcrumb a:hover { text-decoration: underline; }
.breadcrumb-sep { color: var(--gris-200); }

/* ─── ARTÍCULO BLOG ─────────────────────────────────────── */
.article-layout {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 4rem;
  align-items: start;
}

.article-content {
  font-size: 1rem;
  line-height: 1.8;
}

.article-content h2 { margin: 2.5rem 0 1rem; }
.article-content h3 { margin: 2rem 0 0.75rem; }
.article-content p  { margin-bottom: 1.25rem; }

.article-content .callout {
  background: var(--azul-suave);
  border-left: 3px solid var(--azul-claro);
  padding: 1.25rem 1.5rem;
  border-radius: 0 var(--radio-md) var(--radio-md) 0;
  margin: 1.5rem 0;
}

.article-content .callout strong {
  display: block;
  color: var(--azul-profundo);
  margin-bottom: 0.25rem;
}

/* References */
.references {
  background: var(--gris-100);
  border-radius: var(--radio-md);
  padding: 1.5rem;
  margin-top: 3rem;
}

.references h4 {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--gris-600);
  margin-bottom: 1rem;
}

.references ol {
  padding-left: 1.25rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.references li {
  font-size: 0.8rem;
  color: var(--gris-600);
  line-height: 1.5;
}

.references a {
  color: var(--azul-claro);
  text-decoration: underline;
}

/* Evidence badge */
.evidence-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: var(--verde-suave);
  color: var(--verde-salud);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radio-full);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

/* Sidebar */
.article-sidebar {
  position: sticky;
  top: calc(var(--header-h) + 2rem);
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.sidebar-card {
  background: var(--blanco);
  border: 1px solid var(--gris-200);
  border-radius: var(--radio-md);
  padding: 1.5rem;
}

.sidebar-card h4 {
  font-size: 1rem;
  margin-bottom: 0.75rem;
}

.sidebar-card p {
  font-size: 0.85rem;
  color: var(--gris-600);
  margin-bottom: 1rem;
}

/* ─── UTILIDADES ────────────────────────────────────────── */
.text-center { text-align: center; }
.text-left   { text-align: left; }

.section-header {
  margin-bottom: 3rem;
}

.section-header.centered { text-align: center; max-width: 600px; margin-left: auto; margin-right: auto; }

.section-header h2 { margin-bottom: 0.75rem; }
.section-header p  { color: var(--gris-600); font-size: 1.05rem; }

/* ─── ANIMACIONES ENTRADA ───────────────────────────────── */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ─── RESPONSIVE ────────────────────────────────────────── */
@media (max-width: 1024px) {
  :root { --espacio-xl: 5rem; }

  .hero { grid-template-columns: 1fr; min-height: auto; }
  .hero-content { max-width: 100%; padding: calc(var(--header-h) + 3rem) var(--espacio-md) 3rem; }
  .hero-visual { height: 60vw; max-height: 500px; }

  .services-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-grid     { grid-template-columns: repeat(2, 1fr); }
  .about-preview { grid-template-columns: 1fr; gap: 3rem; }
  .about-img-wrap { max-width: 400px; }
  .about-badge-aselme { right: 0; }
  .contact-grid  { grid-template-columns: 1fr; gap: 3rem; }
  .article-layout { grid-template-columns: 1fr; }
  .article-sidebar { position: static; }
  .footer-inner  { grid-template-columns: 1fr; gap: 3rem; }
  .footer-nav    { grid-template-columns: repeat(3, 1fr); }
  .trust-bar-inner { gap: 1rem; }
}

@media (max-width: 768px) {
  :root { --espacio-xl: 4rem; --espacio-lg: 3rem; }

  .main-nav, .btn-cta-header { display: none; }
  .hamburger { display: flex; }

  .main-nav.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--header-h);
    left: 0;
    right: 0;
    /* Altura real disponible descontando el header. Usamos dvh (dynamic viewport
       height) para que en iOS Safari cuente la barra del navegador y el menú no
       quede oculto tras ella. Fallback a vh para navegadores antiguos. */
    height: calc(100vh - var(--header-h));
    height: calc(100dvh - var(--header-h));
    bottom: auto;
    background: var(--crema);
    padding: 1.5rem 2rem;
    /* Espacio de respiro al final para que la última opción no quede pegada
       al borde inferior y siempre se pueda tocar con comodidad. */
    padding-bottom: 6rem;
    z-index: 9999;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
  }

  .main-nav.open ul { flex-direction: column; gap: 0.25rem; }
  .main-nav.open a { font-size: 1.1rem; padding: 0.9rem 1rem; display: block; }
  .main-nav.open .dropdown { position: static; opacity: 1; visibility: visible; transform: none; box-shadow: none; border: none; background: var(--gris-100); margin-top: 0.25rem; }
  .main-nav.open .dropdown li a { font-size: 1rem; padding: 0.75rem 1rem 0.75rem 1.75rem; }
  .has-dropdown:hover .dropdown { display: block; }

  /* Cuando el menú está abierto, ocultamos el banner de cookies para que no
     tape las opciones inferiores del menú (antes competían por la parte baja). */
  body.nav-open .cookie-banner { display: none; }

  .services-grid  { grid-template-columns: 1fr; }
  .blog-grid      { grid-template-columns: 1fr; }
  .footer-nav     { grid-template-columns: 1fr 1fr; }
  .form-row       { grid-template-columns: 1fr; }
  .hero-trust     { flex-wrap: wrap; gap: 1rem; }
  .trust-bar-inner { flex-direction: column; align-items: flex-start; gap: 1.25rem; }
  .trust-divider  { display: none; }
  .hero-actions   { flex-direction: column; }
  .hero-actions .btn { width: 100%; justify-content: center; }
  .cta-buttons    { flex-direction: column; align-items: center; }
}

@media (max-width: 480px) {
  .footer-nav     { grid-template-columns: 1fr; }
  .footer-bottom  { flex-direction: column; text-align: center; }
}

/* ─── BANNER COOKIES ────────────────────────────────────── */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--negro);
  color: rgba(255,255,255,0.85);
  padding: 1.25rem var(--espacio-md);
  z-index: 9998;
  box-shadow: 0 -4px 24px rgba(0,0,0,0.3);
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.4,0,0.2,1);
}

.cookie-banner.visible {
  transform: translateY(0);
}

.cookie-banner-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.cookie-banner-text {
  flex: 1;
  min-width: 280px;
  font-size: 0.875rem;
  line-height: 1.6;
}

.cookie-banner-text strong {
  display: block;
  color: var(--blanco);
  margin-bottom: 0.25rem;
  font-size: 0.925rem;
}

.cookie-banner-text a {
  color: var(--acento);
  text-decoration: underline;
}

.cookie-banner-actions {
  display: flex;
  gap: 0.75rem;
  flex-shrink: 0;
  flex-wrap: wrap;
}

.btn-cookie-accept {
  padding: 0.625rem 1.5rem;
  background: var(--acento);
  color: var(--blanco);
  border-radius: var(--radio-full);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  border: none;
  transition: all var(--trans);
}
.btn-cookie-accept:hover { background: #b8965a; }

.btn-cookie-reject {
  padding: 0.625rem 1.5rem;
  background: transparent;
  color: rgba(255,255,255,0.6);
  border-radius: var(--radio-full);
  font-size: 0.875rem;
  font-weight: 500;
  cursor: pointer;
  border: 1px solid rgba(255,255,255,0.2);
  transition: all var(--trans);
}
.btn-cookie-reject:hover {
  color: var(--blanco);
  border-color: rgba(255,255,255,0.5);
}