/* ==========================================================================
   PORTAL WEB DE ENFERMERÍA - MARILUZ MERCADO TAPIA
   ESTILOS BASE: RESET, TIPOGRAFÍA GLOBAL, CONTENEDOR Y UTILIDADES
   ========================================================================== */

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

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

body {
  background-color: #FAF5ED;
  background-image: 
    radial-gradient(circle at 12% 12%, rgba(142, 168, 157, 0.12) 0%, transparent 45%),
    radial-gradient(circle at 88% 22%, rgba(212, 140, 112, 0.10) 0%, transparent 45%),
    radial-gradient(circle at 50% 65%, rgba(44, 94, 78, 0.05) 0%, transparent 55%),
    radial-gradient(circle at 18% 88%, rgba(212, 140, 112, 0.08) 0%, transparent 45%);
  background-attachment: fixed;
  color: var(--ink);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

::selection {
  background-color: var(--secondary-fixed);
  color: var(--primary);
}

h1, h2, h3, h4 {
  font-family: var(--font-headline);
  color: var(--primary);
  line-height: 1.25;
  letter-spacing: -0.01em;
}

a {
  color: inherit;
  text-decoration: none;
  transition: var(--transition);
}

img {
  display: block;
  max-width: 100%;
  height: auto;
}

/* Layout Container */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* Encabezados de Sección Compartidos */
.section-header {
  text-align: center;
  max-width: 650px;
  margin: 0 auto 3.5rem;
}

.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.25rem 0.8rem;
  background-color: rgba(15, 43, 72, 0.08);
  color: var(--primary);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
}

.section-title {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.75rem;
}

.section-subtitle {
  font-size: 1rem;
  color: var(--ink-muted);
}

/* Placeholders de Imágenes Estándar */
.img-placeholder-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 180px;
  height: 48px;
  background-color: var(--surface-sand);
  border: 1px solid rgba(15, 43, 72, 0.2);
  border-radius: var(--radius-sm);
  font-family: var(--font-headline);
  font-weight: 700;
  font-size: 0.875rem;
  letter-spacing: 0.12em;
  color: var(--primary);
  user-select: none;
  transition: var(--transition);
}

.img-placeholder-logo:hover {
  border-color: var(--primary);
}

.img-placeholder-logo .dot {
  width: 8px;
  height: 8px;
  background-color: var(--secondary);
  border-radius: 50%;
  margin-right: 8px;
}

.img-placeholder-logo.footer-logo {
  background-color: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.2);
  color: #FFFFFF;
}

.img-placeholder-box {
  width: 100%;
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, #F4EFE6 0%, #FAF7F2 100%);
  border: 1px solid rgba(15, 43, 72, 0.15);
  border-radius: var(--radius-md);
  text-align: center;
  padding: 2rem 1.5rem;
  overflow: hidden;
  user-select: none;
  transition: var(--transition);
}

.img-placeholder-box:hover {
  border-color: var(--secondary);
  box-shadow: var(--shadow-floating);
}

.img-placeholder-box::before {
  content: '';
  position: absolute;
  inset: 8px;
  border: 1px dashed rgba(15, 43, 72, 0.15);
  border-radius: var(--radius-sm);
  pointer-events: none;
}

.placeholder-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.75rem;
  background-color: rgba(212, 140, 112, 0.18);
  color: var(--secondary-dark);
  font-size: 0.6875rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
}

.placeholder-icon {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background-color: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary);
  margin-bottom: 0.75rem;
  box-shadow: 0 2px 8px rgba(15, 43, 72, 0.06);
}

.placeholder-title {
  font-family: var(--font-headline);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 0.25rem;
}

.placeholder-dimensions {
  font-family: monospace;
  font-size: 0.75rem;
  color: var(--ink-muted);
  background-color: rgba(255, 255, 255, 0.85);
  padding: 0.25rem 0.65rem;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border-subtle);
  margin-top: 0.5rem;
}

/* Botones Stitch */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.8125rem 1.625rem;
  font-family: var(--font-body);
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--primary);
  color: var(--surface);
  border-color: var(--primary);
}

.btn-primary:hover {
  background-color: var(--primary-hover);
  color: #FFFFFF;
  box-shadow: var(--shadow-card);
}

.btn-secondary {
  background-color: var(--secondary);
  color: #FFFFFF;
  border-color: var(--secondary);
}

.btn-secondary:hover {
  background-color: var(--secondary-dark);
  box-shadow: var(--shadow-floating);
}

.btn-outline {
  background-color: transparent;
  border-color: rgba(15, 43, 72, 0.25);
  color: var(--primary);
}

.btn-outline:hover {
  background-color: var(--surface-sand);
  border-color: var(--primary);
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.8125rem;
}

.btn-block {
  width: 100%;
}