/* Common Components - Jinan University */

/* Base Typography */
body {
  font-family: var(--font-primary);
  font-weight: var(--font-weight-normal);
  color: var(--dark-charcoal);
  background-color: var(--white);
  line-height: var(--line-height-base);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-headings);
  font-weight: var(--font-weight-bold);
  color: var(--dark-teal);
  line-height: var(--line-height-headings);
  margin-bottom: var(--spacing-md);
}

h1 {
  font-size: var(--font-size-h1);
}
h2 {
  font-size: var(--font-size-h2);
}
h3 {
  font-size: var(--font-size-h3);
}
h4 {
  font-size: var(--font-size-h4);
}
h5 {
  font-size: var(--font-size-h5);
}
h6 {
  font-size: var(--font-size-h6);
}

p {
  margin-bottom: var(--spacing-lg);
}

a {
  color: var(--dark-teal);
  text-decoration: none;
  transition: var(--transition-standard);
  font-weight: var(--font-weight-medium);
}

a:hover {
  color: var(--gold-accent);
}

/* Section Titles - FIXED VERSION */
.section-title {
  text-align: center !important;
  font-family: var(--font-headings) !important;
  font-weight: var(--font-weight-bold) !important;
  color: var(--dark-teal) !important;
  margin-bottom: var(--spacing-xl) !important;
  position: relative !important;
  display: block !important;
  width: 100% !important;
  padding-bottom: var(--spacing-md) !important;
}

/* Underline decorations are handled by specific page stylesheets */

/* Remove any underlines from section titles */
.section-title,
.section-title a,
.section-title span {
  text-decoration: none !important;
  border-bottom: none !important;
}

.section-title.text-start {
  text-align: left !important;
}

/* Allow page-specific styling for decorations */

/* Section Container */
.section {
  padding: var(--section-spacing) 0;
}

.section-sm {
  padding: calc(var(--section-spacing) * 0.6) 0;
}

.section .container > .section-title {
  margin-bottom: var(--spacing-xxl);
}

.section-subtitle {
  font-size: var(--font-size-h5);
  color: var(--dark-grey);
  text-align: center;
  margin-bottom: var(--spacing-xl);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-base);
}

/* Buttons */
.btn-primary {
  background-color: var(--dark-teal);
  border-color: var(--dark-teal);
  color: var(--white);
  font-weight: var(--font-weight-medium);
  padding: var(--spacing-sm) var(--spacing-lg);
  border-radius: var(--border-radius);
  transition: var(--transition-standard);
  box-shadow: var(--button-shadow);
}

.btn-primary:hover {
  background-color: var(--dark-teal-hover);
  border-color: var(--dark-teal-hover);
  box-shadow: var(--button-shadow-hover);
  transform: translateY(-1px);
}

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

.btn-outline-primary:hover {
  background-color: var(--dark-teal);
  border-color: var(--dark-teal);
  color: var(--white);
}

/* Cards */
.card {
  border: none;
  border-radius: var(--border-radius);
  box-shadow: var(--card-shadow);
  transition: var(--transition-standard);
  overflow: hidden;
}

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

.card-img-top {
  transition: var(--transition-standard);
  height: 200px;
  object-fit: cover;
}

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

.card.h-100 {
  height: 100% !important;
  display: flex;
  flex-direction: column;
}

.card.h-100 .card-body {
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card.h-100 .card-body .card-text {
  flex: 1;
}

/* Container */
.container {
  max-width: 1240px;
  padding: 0 var(--spacing-md);
}

/* Utilities */
.text-primary {
  color: var(--dark-teal) !important;
}

.bg-primary {
  background-color: var(--dark-teal) !important;
}

.bg-light {
  background-color: var(--light-grey) !important;
}

.shadow {
  box-shadow: var(--box-shadow) !important;
}

.shadow-sm {
  box-shadow: var(--card-shadow) !important;
}

.shadow-lg {
  box-shadow: var(--card-shadow-hover) !important;
}

/* Responsive Typography */
@media (max-width: 768px) {
  .section-title {
    font-size: var(--font-size-h3) !important;
    margin-bottom: var(--spacing-lg) !important;
  }

  .section-subtitle {
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-lg);
  }

  .section {
    padding: calc(var(--section-spacing) * 0.6) 0;
  }
}

/* Loading States */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

.loading::after {
  content: "";
  position: absolute;
  top: 50%;
  left: 50%;
  width: 20px;
  height: 20px;
  margin: -10px 0 0 -10px;
  border: 2px solid var(--light-grey);
  border-top-color: var(--dark-teal);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Focus States for Accessibility */
.btn:focus,
.form-control:focus,
.form-select:focus {
  box-shadow: 0 0 0 0.2rem rgba(49, 102, 103, 0.25);
  border-color: var(--dark-teal);
}

/* Print Styles */
@media print {
  .section-title {
    color: black !important;
  }

  .card {
    box-shadow: none !important;
    border: 1px solid #ddd !important;
  }

  .btn {
    border: 1px solid #000 !important;
    background: none !important;
    color: black !important;
  }
}

/* ========================================
   COMMON COMPONENTS CSS
   Shared styles for tabs, sliders, and other components
   ======================================== */

/* ===============================
   COMMON SLIDER STYLES
   =============================== */

/* Modern Slider - See modern-slider.css for styles */

/* ===============================
   COMMON TAB STYLES
   =============================== */

/* Tab Navigation Container */
.tabs-navigation {
  background: var(--bg-gradient-light, #f8f9fa);
  border-radius: var(--radius-xl, 12px);
  box-shadow: var(--shadow-xl, 0 20px 25px -5px rgba(0, 0, 0, 0.1)),
    var(--shadow-sm, 0 1px 3px 0 rgba(0, 0, 0, 0.1));
  padding: var(--space-lg, 1.5rem);
  margin-bottom: var(--space-xl, 2rem);
  border: var(--border-width, 1px) solid var(--jinan-teal-light, #e6f3f3);
  position: relative;
  overflow: hidden;
}

.tabs-navigation::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--bg-gradient-gold, linear-gradient(90deg, #cd9933, #ba8827));
}

/* Modern Tabs */
.modern-tabs {
  gap: var(--space-md, 1rem);
}

.modern-tab-btn {
  background: var(--white, #ffffff);
  border: var(--border-width-thick, 2px) solid
    var(--border-color-light, #e9ecef);
  color: var(--dark-grey, #495057);
  padding: var(--space-md, 1rem) var(--space-lg, 1.5rem);
  border-radius: var(--radius-lg, 8px);
  font-weight: var(--font-weight-semibold, 600);
  font-size: var(--font-size-base, 1rem);
  transition: var(--transition-cubic, all 0.3s cubic-bezier(0.4, 0, 0.2, 1));
  text-align: left;
  width: 100%;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-sm, 0 1px 3px 0 rgba(0, 0, 0, 0.1));
  cursor: pointer;
  display: flex;
  align-items: center;
}

.modern-tab-btn::before {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    var(--jinan-teal-light, #e6f3f3),
    transparent
  );
  transition: transform 0.6s;
}

.modern-tab-btn:hover::before {
  transform: translateX(200%);
}

.modern-tab-btn:hover {
  background: var(--bg-gradient-light, #f8f9fa);
  border-color: var(--jinan-teal, #316667);
  color: var(--jinan-teal, #316667);
  transform: translateX(8px) translateY(-2px);
  box-shadow: var(--shadow-lg, 0 10px 15px -3px rgba(0, 0, 0, 0.1)),
    var(--shadow-sm, 0 1px 3px 0 rgba(0, 0, 0, 0.1));
}

.modern-tab-btn.active {
  background: var(
    --bg-gradient-teal,
    linear-gradient(135deg, #316667, #2c5a5b)
  );
  border-color: var(--jinan-teal, #316667);
  color: var(--white, #ffffff);
  transform: translateX(12px);
  box-shadow: var(--shadow-xl, 0 20px 25px -5px rgba(0, 0, 0, 0.1)),
    var(--shadow-lg, 0 10px 15px -3px rgba(0, 0, 0, 0.1)),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.modern-tab-btn.active::before {
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.2),
    transparent
  );
}

.modern-tab-btn.active .tab-icon {
  color: var(--jinan-gold, #cd9933);
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);
}

.tab-icon {
  transition: var(--transition-standard, all 0.3s ease);
  margin-right: var(--space-md, 1rem);
  font-size: var(--font-size-base, 1rem);
  width: 16px;
  text-align: center;
}

.tab-title {
  font-size: var(--font-size-base, 1rem);
  line-height: var(--line-height-normal, 1.5);
  font-weight: var(--font-weight-semibold, 600);
}

/* Tab Content */
.modern-tab-content {
  background: var(--bg-gradient-light, #f8f9fa);
  border-radius: var(--radius-2xl, 16px);
  box-shadow: var(--shadow-2xl, 0 25px 50px -12px rgba(0, 0, 0, 0.25)),
    var(--shadow-lg, 0 10px 15px -3px rgba(0, 0, 0, 0.1)),
    inset 0 1px 0 rgba(255, 255, 255, 0.8);
  min-height: 500px;
  border: var(--border-width, 1px) solid var(--jinan-teal-light, #e6f3f3);
  position: relative;
  overflow: hidden;
}

.modern-tab-content::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--bg-gradient-gold, linear-gradient(90deg, #cd9933, #ba8827));
}

.tab-content-wrapper {
  padding: var(--space-xl, 2rem);
}

.content-section {
  margin-bottom: var(--space-xl, 2rem);
}

.content-section h1,
.content-section h2,
.content-section h3,
.content-section h4,
.content-section h5,
.content-section h6 {
  color: var(--jinan-teal, #316667);
  margin-bottom: var(--space-md, 1rem);
  font-weight: var(--font-weight-semibold, 600);
}

.content-section h1:first-child {
  color: var(--jinan-teal, #316667);
  font-size: var(--font-size-2xl, 1.5rem);
  border-bottom: 2px solid var(--jinan-gold, #cd9933);
  padding-bottom: var(--space-sm, 0.5rem);
}

.content-section p {
  line-height: var(--line-height-relaxed, 1.7);
  margin-bottom: var(--space-md, 1rem);
}

.content-section ul,
.content-section ol {
  margin-bottom: var(--space-md, 1rem);
  padding-left: var(--space-lg, 1.5rem);
}

.content-section li {
  margin-bottom: var(--space-sm, 0.5rem);
}

.content-section a {
  color: var(--jinan-teal, #316667);
  text-decoration: none;
  transition: color 0.3s ease;
  border-bottom: 1px solid transparent;
}

.content-section a:hover {
  color: var(--jinan-gold, #cd9933);
  border-bottom-color: var(--jinan-gold, #cd9933);
}

/* Embedded Content */
.embedded-content {
  margin-top: var(--space-xl, 2rem);
}

.embedded-content.no-margin {
  margin-top: 0;
}

.embedded-divider {
  border: none;
  height: 2px;
  background: linear-gradient(
    90deg,
    transparent,
    var(--jinan-gold, #cd9933),
    transparent
  );
  margin: var(--space-xl, 2rem) 0;
}

/* ===============================
   COMMON ALERT STYLES
   =============================== */

.alert {
  border-radius: 12px;
  border: none;
  padding: 2rem;
  background: #ffffff;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.05);
}

.alert-info {
  background: linear-gradient(135deg, #e3f2fd 0%, #f3e5f5 100%);
  color: #2c3e50;
}

.alert-warning {
  background: linear-gradient(135deg, #fff3e0 0%, #fce4ec 100%);
  color: #f57c00;
}

.alert-success {
  background: linear-gradient(135deg, #e8f5e8 0%, #f0f8f0 100%);
  color: #2e7d32;
}

/* ===============================
   RESPONSIVE DESIGN
   =============================== */

@media (max-width: 991.98px) {
    height: 350px;
  }

  .tabs-navigation {
    margin-bottom: var(--space-lg, 1.5rem);
  }

  .modern-tabs {
    gap: var(--space-sm, 0.5rem);
  }

  .modern-tab-btn {
    padding: var(--space-sm, 0.5rem) var(--space-md, 1rem);
  }

  .tab-content-wrapper {
    padding: var(--space-lg, 1.5rem);
  }

  .content-section {
    margin-bottom: var(--space-lg, 1.5rem);
  }
}

@media (max-width: 575.98px) {
    height: 300px;
  }

    width: 40px;
    height: 40px;
    font-size: 1rem;
  }

    right: 10px;
  }

  .modern-tabs {
    gap: var(--space-xs, 0.25rem);
  }

  .modern-tab-btn {
    padding: var(--space-xs, 0.25rem) var(--space-sm, 0.5rem);
    font-size: var(--font-size-sm, 0.875rem);
  }

  .tab-icon {
    margin-right: var(--space-sm, 0.5rem);
    font-size: var(--font-size-sm, 0.875rem);
  }

  .tab-content-wrapper {
    padding: var(--space-md, 1rem);
  }

  .content-section {
    margin-bottom: var(--space-md, 1rem);
  }
}

/* ===============================
   RTL SUPPORT
   =============================== */

html[dir="rtl"] .modern-tab-btn,
html[dir="rtl"] .modern-tab-btn {
  text-align: right;
}

html[dir="rtl"] .tab-icon,
html[dir="rtl"] .tab-icon {
  margin-right: 0;
  margin-left: var(--space-md, 1rem);
}

html[dir="rtl"] .modern-tab-btn:hover,
html[dir="rtl"] .modern-tab-btn:hover {
  transform: translateX(-8px) translateY(-2px);
}

html[dir="rtl"] .modern-tab-btn.active,
html[dir="rtl"] .modern-tab-btn.active {
  transform: translateX(-12px);
}

  left: 20px;
  right: auto;
}

/* ===============================
   ACCESSIBILITY
   =============================== */

.modern-tab-btn:focus {
  outline: 2px solid var(--jinan-gold, #cd9933);
  outline-offset: 2px;
}

.alert:focus-within {
  outline: 2px solid var(--jinan-gold, #cd9933);
  outline-offset: 2px;
}

/* ===============================
   PRINT STYLES
   =============================== */

@media print {
    display: none;
  }

  .modern-tab-btn {
    box-shadow: none;
    border: 1px solid #ddd;
  }

  .modern-tab-content {
    box-shadow: none;
    border: 1px solid #ddd;
  }
}

/* Modern Main Page Title */
.main-page-title {
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--jinan-teal, #316667);
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  letter-spacing: -0.5px;
  line-height: 1.2;
  background: linear-gradient(90deg, #e6f3f3 0%, #fff 100%);
  padding: 1.2rem 1.5rem 1.2rem 0.5rem;
  border-radius: 0.75rem 0.75rem 0 0;
  box-shadow: 0 2px 8px rgba(49,102,103,0.04);
}
.main-page-title i {
  color: var(--jinan-gold, #cd9933);
  font-size: 1.5em;
  margin-right: 0.5rem;
}
.main-title-divider {
  border: none;
  border-top: 3px solid var(--jinan-gold, #cd9933);
  width: 80px;
  margin: 0 0 1.5rem 0.5rem;
  opacity: 1;
}
@media (max-width: 768px) {
  .main-page-title {
    font-size: 1.5rem;
    padding: 0.8rem 1rem 0.8rem 0.5rem;
  }
  .main-title-divider {
    width: 50px;
    margin-bottom: 1rem;
  }
}

/* ========================================
   UNIFIED NEWS SECTION STYLES
   Reusable news section for all page types
   ======================================== */

/* News Section Container */
.news-section {
  padding: var(--space-xl, 2rem) 0;
  background: var(--bg-light, #f8f9fa);
}

.news-section .section-title {
  font-size: 2rem;
  font-weight: 600;
  color: var(--jinan-teal, #316667);
  margin-bottom: var(--space-lg, 1.5rem);
  text-align: center;
}

/* News Cards Grid */
.news-cards-grid {
  margin-bottom: var(--space-lg, 1.5rem);
}

.news-card {
  height: 100%;
  transition: var(--transition-cubic, all 0.3s cubic-bezier(0.4, 0, 0.2, 1));
  border: var(--border-width, 1px) solid var(--border-color-light, #e9ecef);
  border-radius: var(--radius-lg, 8px);
  overflow: hidden;
  background: var(--white, #ffffff);
  box-shadow: var(--shadow-sm, 0 1px 3px 0 rgba(0, 0, 0, 0.1));
}

.news-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg, 0 10px 15px -3px rgba(0, 0, 0, 0.1));
  border-color: var(--jinan-teal, #316667);
}

/* News Card Image */
.news-card .card-img-top-container {
  position: relative;
  overflow: hidden;
  height: 200px;
}

.news-card .card-img-top {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

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

/* News Card Body */
.news-card .card-body {
  padding: var(--space-lg, 1.5rem);
  display: flex;
  flex-direction: column;
  height: 100%;
}

.news-card .card-title {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--jinan-teal, #316667);
  margin-bottom: var(--space-sm, 0.5rem);
  line-height: 1.4;
}

.news-card .card-title a {
  color: inherit;
  text-decoration: none;
  transition: color 0.3s ease;
}

.news-card .card-title a:hover {
  color: var(--jinan-gold, #cd9933);
}

/* News Date */
.news-card .news-date {
  font-size: 0.85rem;
  color: var(--text-muted, #6c757d);
  margin-bottom: var(--space-sm, 0.5rem);
}

/* News Excerpt */
.news-card .card-text {
  color: var(--text-secondary, #495057);
  line-height: 1.6;
  margin-bottom: var(--space-md, 1rem);
  flex-grow: 1;
}

/* News Read More Button */
.news-card .btn-outline-primary {
  align-self: flex-start;
  margin-top: auto;
  border-color: var(--jinan-teal, #316667);
  color: var(--jinan-teal, #316667);
  font-weight: 500;
  padding: var(--space-sm, 0.5rem) var(--space-md, 1rem);
  border-radius: var(--radius-md, 6px);
  transition: all 0.3s ease;
}

.news-card .btn-outline-primary:hover {
  background-color: var(--jinan-teal, #316667);
  border-color: var(--jinan-teal, #316667);
  color: var(--white, #ffffff);
  transform: translateY(-1px);
}

/* See All News Button */
.news-section .see-all-news {
  text-align: center;
  margin-top: var(--space-lg, 1.5rem);
}

.news-section .btn-lg {
  padding: var(--space-md, 1rem) var(--space-xl, 2rem);
  font-size: 1.1rem;
  font-weight: 600;
  border-radius: var(--radius-lg, 8px);
  transition: all 0.3s ease;
}

.news-section .btn-lg:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg, 0 10px 15px -3px rgba(0, 0, 0, 0.1));
}

/* RTL Support */
[dir="rtl"] .news-card .card-title {
  text-align: right;
}

[dir="rtl"] .news-card .card-text {
  text-align: right;
}

[dir="rtl"] .news-card .btn-outline-primary {
  align-self: flex-end;
}

/* Responsive Design */
@media (max-width: 768px) {
  .news-section .section-title {
    font-size: 1.5rem;
  }
  
  .news-card .card-body {
    padding: var(--space-md, 1rem);
  }
  
  .news-card .card-title {
    font-size: 1rem;
  }
  
  .news-card .card-img-top-container {
    height: 150px;
  }
}

@media (max-width: 480px) {
  .news-section {
    padding: var(--space-lg, 1.5rem) 0;
  }
  
  .news-card .card-body {
    padding: var(--space-sm, 0.75rem);
  }
  
  .news-card .card-img-top-container {
    height: 120px;
  }
}

/* Accessibility */
.news-card:focus-within {
  outline: 2px solid var(--jinan-teal, #316667);
  outline-offset: 2px;
}

.news-card .btn-outline-primary:focus {
  box-shadow: 0 0 0 3px rgba(49, 102, 103, 0.25);
}

/* Print styles */
@media print {
  .news-card {
    break-inside: avoid;
    box-shadow: none;
    border: 1px solid #ddd;
  }
  
  .news-card .btn-outline-primary {
    display: none;
  }
}