/*
Theme Name: Enfermería Sixto Méndez
Theme URI: https://enfermeriasixtomendez.cl
Author: Estudiantes de Programación - Colegio Sixto Méndez Parada
Author URI: https://enfermeriasixtomendez.cl
Description: Tema WordPress premium, moderno y elegante diseñado específicamente para la Especialidad Atención de Enfermería del Colegio Sixto Méndez Parada. Interfaz de alta calidad con glassmorphism, tipografía refinada y estética profesional.
Version: 2.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: enfermeria-sixto
Tags: education, custom-menu, featured-images, full-width-template, responsive, glassmorphism, modern
*/

/* ==========================================================================
   CSS Variables - Design System
   ========================================================================== */
:root {
  /* Colors */
  --color-bg: #F8FAFC;
  --color-bg-alt: #F1F5F9;
  --color-surface: rgba(255, 255, 255, 0.72);
  --color-surface-solid: #FFFFFF;
  --color-text: #0F172A;
  --color-text-secondary: #475569;
  --color-text-muted: #64748B;
  --color-border: rgba(148, 163, 184, 0.25);
  --color-border-strong: rgba(148, 163, 184, 0.4);
  
  /* Accent - Refined Teal */
  --color-primary: #0D9488;
  --color-primary-hover: #0F766E;
  --color-primary-light: #14B8A6;
  --color-primary-soft: rgba(13, 148, 136, 0.08);
  --color-primary-soft-strong: rgba(13, 148, 136, 0.14);
  
  /* Glass */
  --glass-bg: rgba(255, 255, 255, 0.65);
  --glass-bg-strong: rgba(255, 255, 255, 0.82);
  --glass-border: rgba(255, 255, 255, 0.45);
  --glass-shadow: 0 8px 32px rgba(15, 23, 42, 0.06);
  --glass-blur: 16px;
  
  /* Typography */
  --font-heading: 'Plus Jakarta Sans', system-ui, -apple-system, sans-serif;
  --font-body: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  
  /* Spacing */
  --space-xs: 0.5rem;
  --space-sm: 0.75rem;
  --space-md: 1.25rem;
  --space-lg: 2rem;
  --space-xl: 3rem;
  --space-2xl: 4.5rem;
  --space-3xl: 6rem;
  
  /* Radius */
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 4px 12px rgba(15, 23, 42, 0.06);
  --shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.08);
  --shadow-xl: 0 24px 64px rgba(15, 23, 42, 0.1);
}

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.65;
  color: var(--color-text);
  background: var(--color-bg);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Subtle background pattern */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background: 
    radial-gradient(ellipse 80% 50% at 20% -10%, rgba(13, 148, 136, 0.07) 0%, transparent 50%),
    radial-gradient(ellipse 60% 40% at 90% 10%, rgba(20, 184, 166, 0.05) 0%, transparent 45%),
    radial-gradient(ellipse 50% 30% at 50% 100%, rgba(13, 148, 136, 0.04) 0%, transparent 50%);
  pointer-events: none;
  z-index: -1;
}

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

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

a:hover {
  color: var(--color-primary-hover);
}

ul, ol {
  list-style: none;
}

/* ==========================================================================
   Typography
   ========================================================================== */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text);
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2rem, 4vw, 2.75rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2rem); }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p {
  color: var(--color-text-secondary);
  margin-bottom: 1rem;
}

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

/* ==========================================================================
   Layout Utilities
   ========================================================================== */
.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section {
  padding: var(--space-2xl) 0;
}

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

/* ==========================================================================
   Glass Card Component
   ========================================================================== */
.glass-card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--glass-shadow);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.glass-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.glass-card-strong {
  background: var(--glass-bg-strong);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}

/* ==========================================================================
   Header / Navigation
   ========================================================================== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--color-border);
  transition: box-shadow var(--transition-base);
}

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

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 2rem;
}

.site-branding {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  flex-shrink: 0;
}

.site-logo {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-primary-soft);
  transition: transform var(--transition-base);
}

.site-logo:hover {
  transform: scale(1.05);
}

.site-title-group {
  display: flex;
  flex-direction: column;
  gap: 0.1rem;
}

.site-title {
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 700;
  color: var(--color-text);
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.site-description {
  font-size: 0.7rem;
  color: var(--color-text-muted);
  font-weight: 500;
  letter-spacing: 0.01em;
}

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

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

.main-nav > li > a {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.55rem 1rem;
  font-size: 0.875rem;
  font-weight: 550;
  color: var(--color-text-secondary);
  border-radius: var(--radius-full);
  transition: all var(--transition-fast);
}

.main-nav > li > a:hover,
.main-nav > li.current-menu-item > a,
.main-nav > li.current_page_item > a {
  color: var(--color-primary);
  background: var(--color-primary-soft);
}

/* Dropdown */
.main-nav .sub-menu {
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 260px;
  background: var(--glass-bg-strong);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
  padding: 0.5rem;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition-base);
  z-index: 100;
}

.main-nav > li:hover > .sub-menu,
.main-nav > li:focus-within > .sub-menu {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.main-nav .sub-menu li a {
  display: block;
  padding: 0.65rem 1rem;
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.main-nav .sub-menu li a:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

/* Nested dropdown (3° / 4° Medio) */
.main-nav .sub-menu .sub-menu {
  top: 0;
  left: calc(100% + 6px);
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--color-text);
}

.menu-toggle svg {
  width: 24px;
  height: 24px;
}

/* ==========================================================================
   Hero Section
   ========================================================================== */
.hero {
  position: relative;
  padding: var(--space-3xl) 0 var(--space-2xl);
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: 
    linear-gradient(135deg, rgba(13, 148, 136, 0.06) 0%, transparent 50%),
    linear-gradient(225deg, rgba(20, 184, 166, 0.04) 0%, transparent 50%);
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 780px;
  margin: 0 auto;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  font-size: 0.8rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  margin-bottom: 1.5rem;
  letter-spacing: 0.02em;
}

.hero-title {
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--color-text) 0%, #1E293B 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  font-weight: 400;
  max-width: 560px;
  margin: 0 auto 2rem;
  line-height: 1.7;
}

.hero-logo-wrap {
  display: flex;
  justify-content: center;
  margin-bottom: 1.75rem;
}

.hero-logo {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  border: 3px solid rgba(13, 148, 136, 0.15);
  box-shadow: 0 8px 32px rgba(13, 148, 136, 0.12);
  object-fit: cover;
}

/* ==========================================================================
   Content Sections
   ========================================================================== */
.content-section {
  margin-bottom: var(--space-xl);
}

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

.section-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 650;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: 0.5rem;
}

.section-title {
  font-size: clamp(1.5rem, 3vw, 1.85rem);
  margin-bottom: 0.75rem;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--color-text-secondary);
  max-width: 640px;
}

/* Content Card */
.content-card {
  padding: var(--space-lg);
}

.content-card h3 {
  margin-bottom: 1rem;
  color: var(--color-text);
}

.content-card p {
  font-size: 0.975rem;
  line-height: 1.75;
}

/* Competencias / Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
  margin-top: 1.5rem;
}

.feature-card {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.feature-icon {
  width: 42px;
  height: 42px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-primary-soft);
  color: var(--color-primary);
  border-radius: var(--radius-md);
  font-size: 1.15rem;
}

.feature-card h4 {
  font-size: 1rem;
  font-weight: 650;
  color: var(--color-text);
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin: 0;
}

/* Modules Section */
.modules-intro {
  margin-bottom: var(--space-xl);
}

.modules-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
}

.module-group {
  padding: 1.75rem;
}

.module-group-title {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--color-border);
}

.module-year {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background: var(--color-primary);
  color: white;
  font-size: 0.8rem;
  font-weight: 700;
  border-radius: var(--radius-sm);
}

.module-group-title h3 {
  font-size: 1.1rem;
  font-weight: 700;
}

.module-list {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.module-list li a {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  padding: 0.7rem 0.85rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  border-radius: var(--radius-sm);
  transition: all var(--transition-fast);
}

.module-list li a::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--color-primary-light);
  border-radius: 50%;
  flex-shrink: 0;
  transition: transform var(--transition-fast);
}

.module-list li a:hover {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.module-list li a:hover::before {
  transform: scale(1.4);
}

/* ==========================================================================
   Page Content (for Módulos, etc.)
   ========================================================================== */
.page-header {
  padding: var(--space-xl) 0 var(--space-lg);
  text-align: center;
}

.page-title {
  font-size: clamp(1.75rem, 4vw, 2.25rem);
  margin-bottom: 0.5rem;
}

.page-content {
  max-width: 820px;
  margin: 0 auto;
}

.page-content .glass-card {
  padding: var(--space-lg) var(--space-xl);
}

.page-content h2 {
  font-size: 1.35rem;
  margin: 1.75rem 0 0.85rem;
  color: var(--color-primary-hover);
}

.page-content h2:first-child {
  margin-top: 0;
}

.page-content ul {
  margin: 1rem 0;
  padding-left: 0;
}

.page-content ul li {
  position: relative;
  padding-left: 1.5rem;
  margin-bottom: 0.6rem;
  color: var(--color-text-secondary);
  font-size: 0.95rem;
  line-height: 1.65;
}

.page-content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55rem;
  width: 7px;
  height: 7px;
  background: var(--color-primary);
  border-radius: 50%;
  opacity: 0.7;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.site-footer {
  margin-top: var(--space-3xl);
  background: linear-gradient(180deg, transparent 0%, rgba(13, 148, 136, 0.03) 100%);
  border-top: 1px solid var(--color-border);
  padding: var(--space-xl) 0 var(--space-lg);
}

.footer-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
  text-align: center;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.footer-logo {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
}

.footer-brand-text {
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--color-text);
}

.footer-tagline {
  font-size: 0.85rem;
  color: var(--color-text-muted);
  max-width: 400px;
}

.footer-bottom {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem 1.5rem;
  font-size: 0.8rem;
  color: var(--color-text-muted);
  padding-top: 1.25rem;
  border-top: 1px solid var(--color-border);
  width: 100%;
}

.footer-bottom a {
  color: var(--color-text-muted);
  font-weight: 500;
}

.footer-bottom a:hover {
  color: var(--color-primary);
}

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.7rem 1.4rem;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  border: none;
  cursor: pointer;
  transition: all var(--transition-base);
  text-decoration: none;
}

.btn-primary {
  background: var(--color-primary);
  color: white;
  box-shadow: 0 2px 8px rgba(13, 148, 136, 0.25);
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  color: white;
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(13, 148, 136, 0.3);
}

.btn-ghost {
  background: var(--color-primary-soft);
  color: var(--color-primary);
}

.btn-ghost:hover {
  background: var(--color-primary-soft-strong);
  color: var(--color-primary-hover);
}

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width: 900px) {
  .header-inner {
    height: 64px;
  }
  
  .site-description {
    display: none;
  }
  
  .main-nav {
    display: none;
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--glass-bg-strong);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    padding: 1rem;
    gap: 0.25rem;
    box-shadow: var(--shadow-lg);
  }
  
  .main-nav.active {
    display: flex;
  }
  
  .main-nav > li > a {
    width: 100%;
    padding: 0.75rem 1rem;
  }
  
  .main-nav .sub-menu {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    background: var(--color-primary-soft);
    margin: 0.25rem 0 0.5rem;
    min-width: 100%;
  }
  
  .main-nav .sub-menu .sub-menu {
    left: 0;
  }
  
  .menu-toggle {
    display: flex;
  }
  
  .features-grid,
  .modules-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 600px) {
  .hero {
    padding: var(--space-2xl) 0 var(--space-xl);
  }
  
  .content-card,
  .page-content .glass-card {
    padding: 1.25rem;
  }
  
  .section {
    padding: var(--space-xl) 0;
  }
}

/* ==========================================================================
   Micro-interactions & Polish
   ========================================================================== */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  animation: fadeInUp 0.5s ease-out both;
}

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }

/* Focus styles for accessibility */
a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* Selection */
::selection {
  background: rgba(13, 148, 136, 0.2);
  color: var(--color-text);
}