/* ============================================================
   ESTÉTICA MÁLAGA — main.css
   Sistema de diseño: médico premium, minimalista refinado
   Tipografía: Cormorant Garamond (display) + DM Sans (cuerpo)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Cormorant+Garamond:ital,wght@0,300;0,400;0,500;0,600;1,300;1,400&family=DM+Sans:wght@300;400;500;600&display=swap');

/* ── Variables ────────────────────────────────────────────── */
:root {
  /* Colores */
  --blanco:        #FFFFFF;
  --fondo:         #F9F8F6;
  --fondo-alt:     #F2EFE9;
  --gris-suave:    #EBEBEB;
  --gris-medio:    #AAAAAA;
  --gris-texto:    #6B6B6B;
  --negro:         #1A1A1A;
  --negro-suave:   #2D2D2D;

  /* Acento — oro cálido clínico */
  --oro:           #B8935A;
  --oro-claro:     #D4AF82;
  --oro-fondo:     #F5EFE5;

  /* Tipografía */
  --font-display:  'Cormorant Garamond', Georgia, serif;
  --font-body:     'DM Sans', system-ui, sans-serif;

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

  /* Layout */
  --max-width:     1200px;
  --nav-height:    80px;
  --radio:         4px;
  --radio-md:      12px;

  /* Sombras */
  --sombra-sm:     0 2px 12px rgba(0,0,0,0.06);
  --sombra-md:     0 8px 32px rgba(0,0,0,0.09);
  --sombra-lg:     0 20px 60px rgba(0,0,0,0.12);

  /* Transiciones */
  --trans:         0.3s ease;
  --trans-lenta:   0.6s ease;
}

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

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

body {
  font-family: var(--font-body);
  font-weight: 400;
  color: var(--negro);
  background: var(--blanco);
  line-height: 1.6;
  overflow-x: hidden;
}

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

/* ── Tipografía base ──────────────────────────────────────── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.15;
  letter-spacing: -0.01em;
  color: var(--negro);
}

h1 { font-size: clamp(2.8rem, 5vw, 4.8rem); font-weight: 300; }
h2 { font-size: clamp(2rem, 3.5vw, 3.2rem); }
h3 { font-size: clamp(1.4rem, 2.5vw, 2rem); }
h4 { font-size: 1.25rem; }

p {
  font-size: 1rem;
  line-height: 1.75;
  color: var(--gris-texto);
}

.lead {
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--negro-suave);
  font-weight: 300;
}

/* ── Layout / Contenedor ──────────────────────────────────── */
.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--espaciado-md);
}

.container-narrow {
  max-width: 820px;
  margin: 0 auto;
  padding: 0 var(--espaciado-md);
}

section { padding: var(--espaciado-lg) 0; }

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

.section-header .etiqueta {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--oro);
  margin-bottom: 1rem;
}

.section-header h2 {
  margin-bottom: 1rem;
}

.section-header p {
  max-width: 560px;
  margin: 0 auto;
}

/* ── Botones ──────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  border-radius: var(--radio);
  transition: all var(--trans);
  white-space: nowrap;
}

.btn-primary {
  background: var(--negro);
  color: var(--blanco);
  border: 1.5px solid var(--negro);
}

.btn-primary:hover {
  background: var(--negro-suave);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0,0,0,0.18);
}

.btn-secundario {
  background: transparent;
  color: var(--negro);
  border: 1.5px solid var(--negro);
}

.btn-secundario:hover {
  background: var(--negro);
  color: var(--blanco);
  transform: translateY(-1px);
}

.btn-oro {
  background: var(--oro);
  color: var(--blanco);
  border: 1.5px solid var(--oro);
}

.btn-oro:hover {
  background: #a07840;
  border-color: #a07840;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(184,147,90,0.3);
}

.btn-sm {
  padding: 0.6rem 1.4rem;
  font-size: 0.8rem;
}

/* ── Etiqueta / Badge ─────────────────────────────────────── */
.badge {
  display: inline-block;
  padding: 0.3rem 0.9rem;
  font-size: 0.75rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  border-radius: 100px;
  background: var(--oro-fondo);
  color: var(--oro);
  border: 1px solid rgba(184,147,90,0.25);
}

/* ── Divisor decorativo ───────────────────────────────────── */
.divisor {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin: 1.5rem auto;
  max-width: 200px;
}

.divisor::before,
.divisor::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(to right, transparent, var(--oro), transparent);
}

.divisor span {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--oro);
  flex-shrink: 0;
}

/* ── Cards ────────────────────────────────────────────────── */
.card {
  background: var(--blanco);
  border-radius: var(--radio-md);
  overflow: hidden;
  box-shadow: var(--sombra-sm);
  transition: all var(--trans);
}

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

.card-img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: cover;
}

.card-body {
  padding: 1.5rem;
}

.card-body h3 {
  font-size: 1.3rem;
  margin-bottom: 0.5rem;
}

.card-body p {
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

/* ── Grid de tratamientos ─────────────────────────────────── */
.grid-tratamientos {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--espaciado-md);
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--espaciado-md);
}

.grid-4 {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

/* ── Iconos / Features ────────────────────────────────────── */
.feature-icon {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--oro-fondo);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  flex-shrink: 0;
}

.feature-icon svg {
  width: 22px;
  height: 22px;
  stroke: var(--oro);
  fill: none;
  stroke-width: 1.5;
}

/* ── Fondo alternativo ────────────────────────────────────── */
.bg-fondo { background: var(--fondo); }
.bg-alt { background: var(--fondo-alt); }
.bg-negro { background: var(--negro); color: var(--blanco); }
.bg-negro h2, .bg-negro h3, .bg-negro p { color: var(--blanco); }
.bg-negro .gris-texto { color: rgba(255,255,255,0.65); }

/* ── Línea decorativa lateral ─────────────────────────────── */
.texto-con-linea {
  position: relative;
  padding-left: 1.5rem;
}

.texto-con-linea::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  width: 2px;
  background: linear-gradient(to bottom, var(--oro), transparent);
}

/* ── Ratio / Aspect ───────────────────────────────────────── */
.ratio-1-1 { aspect-ratio: 1/1; object-fit: cover; }
.ratio-4-3 { aspect-ratio: 4/3; object-fit: cover; }
.ratio-16-9 { aspect-ratio: 16/9; object-fit: cover; }
.ratio-3-4 { aspect-ratio: 3/4; object-fit: cover; }

/* ── Utilidades ───────────────────────────────────────────── */
.text-center { text-align: center; }
.text-oro { color: var(--oro); }
.text-gris { color: var(--gris-texto); }
.mt-sm { margin-top: var(--espaciado-sm); }
.mt-md { margin-top: var(--espaciado-md); }
.mt-lg { margin-top: var(--espaciado-lg); }
.mb-sm { margin-bottom: var(--espaciado-sm); }
.mb-md { margin-bottom: var(--espaciado-md); }
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.gap-sm { gap: var(--espaciado-sm); }
.gap-md { gap: var(--espaciado-md); }

/* ── Animaciones de entrada ───────────────────────────────── */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

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

.fade-up:nth-child(2) { transition-delay: 0.1s; }
.fade-up:nth-child(3) { transition-delay: 0.2s; }
.fade-up:nth-child(4) { transition-delay: 0.3s; }

/* ── Responsive breakpoints ───────────────────────────────── */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --nav-height: 68px; }
  section { padding: 3rem 0; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .container { padding: 0 1.25rem; }
  h1 { font-size: 2.6rem; }
  h2 { font-size: 2rem; }
  .btn { padding: 0.75rem 1.5rem; }
  .ocultar-movil { display: none; }
}

@media (max-width: 480px) {
  h1 { font-size: 2.2rem; }
  .lead { font-size: 1rem; }
}