/*
 * IGES Theme Main Stylesheet
 * @package IGES_Theme
 */

/* ==========================================
   1. CSS Variables
   ========================================== */
:root {
  /* Colors */
  --color-primary: #39096b;
  --color-secondary: #50198a;
  --color-accent-red: #ff1d25;
  --color-accent-orange: #ffa62b;
  --color-white: #ffffff;
  --color-black: #000000;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-gray-100: #f8f9fa;
  --color-gray-200: #e9ecef;
  --color-gray-300: #dee2e6;
  --color-gray-400: #ced4da;
  --color-gray-500: #adb5bd;

  /* Typography */
  --font-heading: "Montserrat", sans-serif;
  --font-body: "Poppins", sans-serif;

  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 4rem;
  --spacing-xxl: 6rem;

  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;

  /* Shadows */
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);

  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;

  /* Container */
  --container-max-width: 1200px;
  --container-padding: 1.5rem;
}

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

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-white);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 1rem;
  color: var(--color-black);
}

h1 {
  font-size: 2.5rem;
}
h2 {
  font-size: 2rem;
}
h3 {
  font-size: 1.75rem;
}
h4 {
  font-size: 1.5rem;
}
h5 {
  font-size: 1.25rem;
}
h6 {
  font-size: 1rem;
}

@media (min-width: 768px) {
  h1 {
    font-size: 3rem;
  }
  h2 {
    font-size: 2.5rem;
  }
  h3 {
    font-size: 2rem;
  }
}

p {
  margin-bottom: 1rem;
}

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

a:hover,
a:focus {
  color: var(--color-secondary);
}

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

ul,
ol {
  margin-bottom: 1rem;
  padding-left: 1.5rem;
}

/* Screen Reader Only */
.screen-reader-text {
  clip: rect(1px, 1px, 1px, 1px);
  clip-path: inset(50%);
  height: 1px;
  width: 1px;
  margin: -1px;
  overflow: hidden;
  padding: 0;
  position: absolute;
  word-wrap: normal !important;
}

.skip-link {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 0.5rem 1rem;
  position: absolute;
  top: -100px;
  left: 0;
  z-index: 100000;
}

.skip-link:focus {
  top: 0;
}

/* ==========================================
   3. Layout
   ========================================== */
.site {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-content {
  flex: 1;
}

.container {
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--container-padding);
  padding-right: var(--container-padding);
}

.section-padding {
  padding: var(--spacing-xxl) 0;
}

.section-padding-small {
  padding: var(--spacing-lg) 0;
}

@media (max-width: 767px) {
  .section-padding {
    padding: var(--spacing-lg) 0;
  }

  .section-padding-small {
    padding: var(--spacing-md) 0;
  }
}

/* ==========================================
   4. Header
   ========================================== */
.site-header {
  background-color: var(--color-white);
  box-shadow: var(--shadow-sm);
  position: sticky;
  top: 0;
  z-index: 1000;
  transition: box-shadow var(--transition-normal);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.site-branding img {
  max-height: 60px;
  width: auto;
}

.site-logo-text {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
}

/* Navigation */
.main-navigation {
  display: block;
}

.nav-menu {
  display: none;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 2rem;
}

.nav-menu a {
  color: var(--color-text);
  font-weight: 500;
  padding: 0.5rem 0;
  position: relative;
}

.nav-menu a::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width var(--transition-normal);
}

.nav-menu a:hover::after,
.nav-menu a:focus::after,
.nav-menu .current-menu-item a::after {
  width: 100%;
}

/* Mobile Menu Toggle */
.menu-toggle {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.menu-toggle-icon,
.menu-toggle-icon::before,
.menu-toggle-icon::after {
  width: 24px;
  height: 2px;
  background-color: var(--color-text);
  transition: var(--transition-fast);
}

.menu-toggle-icon {
  position: relative;
}

.menu-toggle-icon::before,
.menu-toggle-icon::after {
  content: "";
  position: absolute;
  left: 0;
}

.menu-toggle-icon::before {
  top: -8px;
}

.menu-toggle-icon::after {
  top: 8px;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon {
  background-color: transparent;
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon::before {
  top: 0;
  transform: rotate(45deg);
}

.menu-toggle[aria-expanded="true"] .menu-toggle-icon::after {
  top: 0;
  transform: rotate(-45deg);
}

.header-cta {
  display: none;
}

@media (min-width: 1024px) {
  .menu-toggle {
    display: none;
  }

  .nav-menu {
    display: flex;
  }

  .header-cta {
    display: block;
  }
}

/* ==========================================
   5. Footer
   ========================================== */
.site-footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding-top: var(--spacing-xxl);
}

.footer-widgets {
  display: grid;
  gap: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

@media (min-width: 768px) {
  .footer-widgets {
    grid-template-columns: repeat(3, 1fr);
  }
}

.footer-title {
  color: var(--color-white);
  font-size: 1.25rem;
  margin-bottom: 1rem;
}

.footer-branding p {
  color: rgba(255, 255, 255, 0.8);
}

.footer-menu {
  list-style: none;
  padding: 0;
}

.footer-menu li {
  margin-bottom: 0.5rem;
}

.footer-menu a {
  color: rgba(255, 255, 255, 0.8);
  transition: color var(--transition-fast);
}

.footer-menu a:hover,
.footer-menu a:focus {
  color: var(--color-white);
}

.footer-contact-info {
  list-style: none;
  padding: 0;
}

.footer-contact-info li {
  margin-bottom: 0.75rem;
  color: rgba(255, 255, 255, 0.8);
}

.footer-contact-info a {
  color: rgba(255, 255, 255, 0.8);
}

.footer-contact-info a:hover,
.footer-contact-info a:focus {
  color: var(--color-white);
}

.footer-contact-info .label {
  font-weight: 600;
  color: var(--color-white);
  display: block;
  margin-bottom: 0.25rem;
}

.footer-bottom {
  background-color: rgba(0, 0, 0, 0.2);
  padding: 1.5rem 0;
}

.footer-bottom-content {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  text-align: center;
}

@media (min-width: 768px) {
  .footer-bottom-content {
    flex-direction: row;
    justify-content: space-between;
    align-items: center;
    text-align: left;
  }
}

.copyright p {
  color: rgba(255, 255, 255, 0.8);
  margin: 0;
}

.legal-menu {
  list-style: none;
  display: flex;
  gap: 1.5rem;
  padding: 0;
  margin: 0;
  flex-wrap: wrap;
  justify-content: center;
}

@media (min-width: 768px) {
  .legal-menu {
    justify-content: flex-end;
  }
}

.legal-menu a {
  color: rgba(255, 255, 255, 0.8);
  font-size: 0.875rem;
}

/* ==========================================
   6. Buttons
   ========================================== */
.btn {
  display: inline-block;
  padding: 0.75rem 1.5rem;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: all var(--transition-normal);
  line-height: 1.5;
}

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

.btn-primary:hover,
.btn-primary:focus {
  background-color: var(--color-secondary);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background-color: var(--color-accent-red);
  color: var(--color-white);
}

.btn-secondary:hover,
.btn-secondary:focus {
  background-color: var(--color-accent-orange);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

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

.btn-outline:hover,
.btn-outline:focus {
  background-color: var(--color-primary);
  color: var(--color-white);
}

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

.btn-white:hover,
.btn-white:focus {
  background-color: var(--color-gray-100);
  color: var(--color-primary);
  transform: translateY(-2px);
}

.btn-large {
  padding: 1rem 2rem;
  font-size: 1.125rem;
}

.btn-block {
  display: block;
  width: 100%;
}

/* ==========================================
   7. Hero Section
   ========================================== */
.hero-section {
  background: linear-gradient(
    135deg,
    var(--color-primary) 0%,
    var(--color-secondary) 100%
  );
  color: var(--color-white);
  padding: var(--spacing-xxl) 0;
}

.hero-content {
  display: grid;
  gap: var(--spacing-lg);
  align-items: center;
}

@media (min-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr 1fr;
  }
}

.hero-title {
  color: var(--color-white);
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

@media (min-width: 768px) {
  .hero-title {
    font-size: 3.5rem;
  }
}

.hero-subtitle {
  font-size: 1.125rem;
  margin-bottom: 2rem;
  opacity: 0.95;
}

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

.hero-image img {
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

/* ==========================================
   8. Section Styles
   ========================================== */
.section-header {
  margin-bottom: var(--spacing-lg);
}

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

.section-description {
  font-size: 1.125rem;
  color: var(--color-text-light);
  max-width: 700px;
}

.text-center .section-description {
  margin-left: auto;
  margin-right: auto;
}

.section-cta {
  margin-top: var(--spacing-lg);
}

.bg-light {
  background-color: var(--color-gray-100);
}

.bg-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
}

.bg-primary .section-title,
.bg-primary h1,
.bg-primary h2,
.bg-primary h3,
.bg-primary h4,
.bg-primary h5,
.bg-primary h6 {
  color: var(--color-white);
}

.bg-gradient {
  background: linear-gradient(
    135deg,
    var(--color-primary) 0%,
    var(--color-secondary) 100%
  );
  color: var(--color-white);
}

.bg-gradient .page-title,
.bg-gradient .section-title {
  color: var(--color-white);
}

.text-center {
  text-align: center;
}

.text-white {
  color: var(--color-white) !important;
}

/* ==========================================
   9. Course Cards
   ========================================== */
.courses-grid {
  display: grid;
  gap: var(--spacing-md);
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
}

.course-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition:
    transform var(--transition-normal),
    box-shadow var(--transition-normal);
}

.course-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.course-card-image {
  position: relative;
  padding-top: 66.67%; /* 3:2 aspect ratio */
  overflow: hidden;
  background-color: var(--color-gray-200);
}

.course-card-image img {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.course-card-content {
  padding: 1.5rem;
}

.course-card-title {
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.course-card-title a {
  color: var(--color-black);
}

.course-card-title a:hover {
  color: var(--color-primary);
}

.course-card-description {
  color: var(--color-text-light);
  margin-bottom: 1rem;
}

.course-card-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 1rem;
  font-size: 0.875rem;
  color: var(--color-text-light);
}

.course-card-meta-item {
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.course-card-meta-item svg {
  width: 16px;
  height: 16px;
  color: var(--color-primary);
}

.course-card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  border-top: 1px solid var(--color-gray-200);
}

.course-level-badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  background-color: var(--color-gray-200);
  color: var(--color-text);
}

.course-level-badge.level-basico {
  background-color: #d4edda;
  color: #155724;
}

.course-level-badge.level-intermedio {
  background-color: #fff3cd;
  color: #856404;
}

.course-level-badge.level-avanzado {
  background-color: #f8d7da;
  color: #721c24;
}

/* ==========================================
   10. Page Header
   ========================================== */
.page-header {
  text-align: center;
}

.page-title {
  margin-bottom: 0.5rem;
}

.page-subtitle {
  font-size: 1.25rem;
  opacity: 0.9;
}

/* ==========================================
   11. About Page
   ========================================== */
.about-intro-content,
.methodology-content {
  display: grid;
  gap: var(--spacing-lg);
  align-items: center;
}

@media (min-width: 768px) {
  .about-intro-content,
  .methodology-content {
    grid-template-columns: 1fr 1fr;
  }
}

.about-intro-image img,
.methodology-image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.mission-vision-grid {
  display: grid;
  gap: var(--spacing-lg);
}

@media (min-width: 768px) {
  .mission-vision-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.mission-vision-item {
  text-align: center;
  padding: var(--spacing-md);
}

.icon-box {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
}

/* Values Section */
.values-section .section-subtitle {
  color: var(--color-text-light);
  margin-top: 0.5rem;
  margin-bottom: 3rem;
}

.values-grid {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  max-width: 1200px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .values-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .values-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1025px) {
  .values-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.value-item {
  background-color: var(--color-white);
  padding: 2.5rem 2rem;
  text-align: center;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-normal);
  border: 2px solid transparent;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.value-item:hover {
  transform: translateY(-8px);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.15);
  border-color: var(--color-primary);
}

.value-icon {
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: var(--color-white);
  border-radius: 50%;
  margin-bottom: 0.5rem;
  transition: all var(--transition-normal);
}

.value-item:hover .value-icon {
  transform: scale(1.1) rotate(5deg);
}

.value-icon svg {
  width: 40px;
  height: 40px;
}

.value-title {
  margin: 0;
  color: var(--color-primary);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.3;
}

.value-description {
  margin: 0;
  color: var(--color-text-light);
  font-size: 0.95rem;
  line-height: 1.5;
}

@media (max-width: 576px) {
  .value-item {
    padding: 2rem 1.5rem;
  }
  
  .value-icon {
    width: 70px;
    height: 70px;
  }
  
  .value-icon svg {
    width: 35px;
    height: 35px;
  }
  
  .value-title {
    font-size: 1.15rem;
  }
  
  .value-description {
    font-size: 0.9rem;
  }
}

.stats-grid {
  display: grid;
  gap: var(--spacing-md);
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-size: 3rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 1.125rem;
  color: rgba(255, 255, 255, 0.9);
}

/* ==========================================
   12. Benefits Section
   ========================================== */
.benefits-grid {
  display: grid;
  gap: var(--spacing-md);
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.benefit-item {
  text-align: center;
  padding: var(--spacing-md);
}

.benefit-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
  border-radius: 50%;
}

.benefit-title {
  color: var(--color-white);
  font-size: 1.125rem;
  margin: 0;
}

/* ==========================================
   13. CTA Section
   ========================================== */
.cta-section {
  text-align: center;
}

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

.cta-text {
  font-size: 1.125rem;
  color: var(--color-text-light);
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

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

/* ==========================================
   14. Contact Page
   ========================================== */
.contact-layout {
  display: grid;
  gap: var(--spacing-xl);
}

@media (min-width: 1024px) {
  .contact-layout {
    grid-template-columns: 1fr 1.5fr;
  }
}

.contact-details {
  list-style: none;
  padding: 0;
}

.contact-detail-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding: 1rem;
  background-color: var(--color-gray-100);
  border-radius: var(--radius-md);
}

.contact-icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  color: var(--color-white);
  border-radius: 50%;
}

.contact-detail-content h4 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.contact-detail-content p,
.contact-detail-content a {
  margin: 0;
  color: var(--color-text-light);
}

.contact-form {
  background-color: var(--color-white);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-group label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--color-text);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 1rem;
  border: 2px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  transition: border-color var(--transition-fast);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

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

.alert {
  padding: 1rem 1.5rem;
  border-radius: var(--radius-md);
  margin-bottom: 1.5rem;
}

.alert-success {
  background-color: #d4edda;
  color: #155724;
  border: 1px solid #c3e6cb;
}

.alert-error {
  background-color: #f8d7da;
  color: #721c24;
  border: 1px solid #f5c6cb;
}

/* ==========================================
   15. Single Course/Master
   ========================================== */
.course-header,
.master-header {
  text-align: center;
}

.course-level {
  display: inline-block;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
}

.course-level.level-basico {
  background-color: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
}

.master-badge {
  display: inline-block;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  background-color: rgba(255, 255, 255, 0.2);
  color: var(--color-white);
  margin-bottom: 1rem;
}

.course-title,
.master-title {
  color: var(--color-white);
  margin-bottom: 1rem;
}

.course-short-description,
.master-overview {
  font-size: 1.25rem;
  opacity: 0.9;
}

.course-layout,
.master-layout {
  display: grid;
  gap: var(--spacing-xl);
}

@media (min-width: 1024px) {
  .course-layout,
  .master-layout {
    grid-template-columns: 1fr 400px;
  }
}

.course-featured-image,
.master-featured-image {
  margin-bottom: var(--spacing-md);
}

.course-featured-image img,
.master-featured-image img {
  border-radius: var(--radius-lg);
}

.course-content,
.master-content {
  font-size: 1.125rem;
  line-height: 1.8;
}

.course-learning-points,
.master-modules,
.master-target-profile,
.master-benefits {
  margin-top: var(--spacing-lg);
  padding: var(--spacing-md);
  background-color: var(--color-gray-100);
  border-radius: var(--radius-lg);
}

.learning-points-list,
.target-profile-list {
  list-style: none;
  padding: 0;
}

.learning-points-list li,
.target-profile-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  margin-bottom: 1rem;
  padding: 1rem;
  background-color: var(--color-white);
  border-radius: var(--radius-md);
}

.learning-points-list li svg {
  flex-shrink: 0;
  color: var(--color-primary);
  margin-top: 0.25rem;
}

.about-preview-cta {
  text-align: center;
}

.modules-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
}

.module-item {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem;
  background-color: var(--color-white);
  border-radius: var(--radius-md);
}

.module-number {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--color-primary);
  color: var(--color-white);
  font-weight: 700;
  border-radius: 50%;
}

.module-name {
  font-weight: 600;
  color: var(--color-text);
}

.benefits-grid {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
}

.benefit-card {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem;
  background-color: var(--color-white);
  border-radius: var(--radius-md);
}

.benefit-card svg {
  flex-shrink: 0;
  color: var(--color-primary);
}

/* Sidebar */
.course-sidebar,
.master-sidebar {
  align-self: start;
}

.course-info-card,
.master-info-card {
  background-color: var(--color-white);
  padding: var(--spacing-md);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.sticky-sidebar {
  position: sticky;
  top: calc(80px + 1rem);
}

.course-info-list,
.master-info-list {
  list-style: none;
  padding: 0;
  margin-bottom: 1.5rem;
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  padding: 1rem 0;
  border-bottom: 1px solid var(--color-gray-200);
}

.info-item:last-child {
  border-bottom: none;
}

.info-label {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 600;
  color: var(--color-text);
  min-width: 120px;
}

.info-label svg {
  color: var(--color-primary);
  flex-shrink: 0;
}

.info-value {
  color: var(--color-text-light);
}

.course-cta,
.master-cta {
  padding-top: 1rem;
  border-top: 2px solid var(--color-gray-200);
}

/* Master Preview (Homepage) */
.master-preview {
  display: grid;
  gap: var(--spacing-lg);
  align-items: center;
}

@media (min-width: 768px) {
  .master-preview {
    grid-template-columns: 1fr 1fr;
  }
}

.master-label {
  display: inline-block;
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  background-color: var(--color-accent-red);
  color: var(--color-white);
  border-radius: var(--radius-sm);
  margin-bottom: 1rem;
}

.master-preview-image img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

/* Master Grid (Homepage) */
.master-section {
  background: linear-gradient(180deg, #ffffff 0%, #f7f4fb 100%);
}

.master-grid {
  display: grid;
  gap: var(--spacing-lg);
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.master-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
  transition:
    transform var(--transition-normal),
    box-shadow var(--transition-normal);
}

.master-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-xl);
}

.master-card-media {
  position: relative;
  padding-top: 56.25%;
  background-color: var(--color-gray-200);
}

.master-card-media img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.master-chip {
  position: absolute;
  left: 16px;
  bottom: 16px;
  background: rgba(57, 9, 107, 0.9);
  color: var(--color-white);
  padding: 0.4rem 0.75rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}

.master-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  flex: 1;
}

.master-card-title {
  margin: 0;
  font-size: 1.5rem;
}

.master-card-title a {
  color: var(--color-black);
}

.master-card-title a:hover {
  color: var(--color-primary);
}

.master-card-excerpt {
  color: var(--color-text-light);
}

.master-card .btn {
  align-self: flex-start;
}

/* ==========================================
   16. Pagination
   ========================================== */
.pagination {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: var(--spacing-lg);
  flex-wrap: wrap;
}

.page-numbers {
  display: inline-block;
  padding: 0.5rem 1rem;
  background-color: var(--color-white);
  border: 2px solid var(--color-gray-300);
  border-radius: var(--radius-md);
  color: var(--color-text);
  font-weight: 600;
  transition: all var(--transition-fast);
}

.page-numbers:hover,
.page-numbers.current {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-white);
}

/* ==========================================
   17. Utility Classes
   ========================================== */
.mb-0 {
  margin-bottom: 0 !important;
}
.mb-1 {
  margin-bottom: var(--spacing-xs) !important;
}
.mb-2 {
  margin-bottom: var(--spacing-sm) !important;
}
.mb-3 {
  margin-bottom: var(--spacing-md) !important;
}
.mb-4 {
  margin-bottom: var(--spacing-lg) !important;
}

.mt-0 {
  margin-top: 0 !important;
}
.mt-1 {
  margin-top: var(--spacing-xs) !important;
}
.mt-2 {
  margin-top: var(--spacing-sm) !important;
}
.mt-3 {
  margin-top: var(--spacing-md) !important;
}
.mt-4 {
  margin-top: var(--spacing-lg) !important;
}

/* ==========================================
   18. Responsive Adjustments
   ========================================== */
@media (max-width: 1023px) {
  .main-navigation {
    position: relative;
  }

  .nav-menu {
    display: flex;
    position: fixed;

    left: -100%;
    width: 100%;
    height: 100vh;
    background-color: var(--color-white);
    padding: 2rem;
    transition: left var(--transition-normal);
    overflow-y: auto;
    flex-direction: column;
    gap: 0;
  }

  .main-navigation.active .nav-menu {
    left: 0;
  }

  .nav-menu li {
    border-bottom: 1px solid var(--color-gray-200);
  }

  .nav-menu a {
    display: block;
    padding: 1rem 0;
  }
}

@media (max-width: 767px) {
  .hero-buttons,
  .cta-buttons {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }
}

/* ==========================================
   19. Print Styles
   ========================================== */
@media print {
  .site-header,
  .site-footer,
  .btn,
  .course-cta,
  .master-cta,
  .cta-section {
    display: none;
  }

  body {
    font-size: 12pt;
    line-height: 1.5;
    color: #000;
  }

  a {
    text-decoration: underline;
  }

  h1,
  h2,
  h3,
  h4,
  h5,
  h6 {
    page-break-after: avoid;
  }

  img {
    max-width: 100% !important;
  }
}