/* ============================================
   IPTPI Website - Custom Styles (Enhanced)
   Elegant & Modern Design with Perfect Contrast
   ============================================ */

/* === Color Variables === */
:root {
  /* Primary Colors */
  --primary-color: #4a90e2;
  --primary-dark: #3a7bc8;
  --primary-light: #6ba6ec;
  --secondary-color: #50c878;
  --secondary-dark: #45b568;
  --secondary-light: #6dd890;
  --accent-color: #f39c12;
  --accent-dark: #e67e22;

  /* Neutral Colors - Light Mode */
  --text-primary: #1a1a2e;
  --text-secondary: #4a4a68;
  --text-muted: #6b7280;
  --text-disabled: #9ca3af;

  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --bg-overlay: rgba(0, 0, 0, 0.5);

  --border-color: #e2e8f0;
  --border-light: #f1f5f9;
  --divider-color: #cbd5e1;

  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-card-hover: 0 20px 40px rgba(74, 144, 226, 0.15);

  /* Gradients */
  --gradient-primary: linear-gradient(135deg, #4a90e2 0%, #50c878 100%);
  --gradient-primary-hover: linear-gradient(135deg, #3a7bc8 0%, #45b568 100%);
  --gradient-overlay: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.4) 100%);
  --gradient-text: linear-gradient(135deg, #4a90e2 0%, #50c878 100%);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
}

/* === Dark Mode Variables === */
body.dark {
  /* Adjusted Primary Colors for Dark Mode */
  --primary-color: #5ba3f5;
  --primary-dark: #4a90e2;
  --primary-light: #7bb8ff;
  --secondary-color: #60d888;
  --secondary-dark: #50c878;
  --secondary-light: #7fe0a0;
  --accent-color: #ffb84d;
  --accent-dark: #f39c12;

  /* Dark Mode Text Colors - High Contrast */
  --text-primary: #f1f5f9;
  --text-secondary: #cbd5e1;
  --text-muted: #94a3b8;
  --text-disabled: #64748b;

  /* Dark Mode Backgrounds */
  --bg-primary: #0f172a;
  --bg-secondary: #1e293b;
  --bg-tertiary: #334155;
  --bg-overlay: rgba(0, 0, 0, 0.7);

  /* Dark Mode Borders */
  --border-color: #334155;
  --border-light: #475569;
  --divider-color: #475569;

  /* Dark Mode Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.4), 0 2px 4px -1px rgba(0, 0, 0, 0.3);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.5), 0 4px 6px -2px rgba(0, 0, 0, 0.3);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.6), 0 10px 10px -5px rgba(0, 0, 0, 0.4);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.8);
  --shadow-card-hover: 0 20px 40px rgba(91, 163, 245, 0.25);

  /* Dark Mode Gradients */
  --gradient-primary: linear-gradient(135deg, #5ba3f5 0%, #60d888 100%);
  --gradient-primary-hover: linear-gradient(135deg, #4a90e2 0%, #50c878 100%);
  --gradient-overlay: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.6) 100%);
}

/* === Base Styles === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family:
    'Inter',
    -apple-system,
    BlinkMacSystemFont,
    'Segoe UI',
    Roboto,
    sans-serif;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  line-height: 1.6;
  transition:
    background-color var(--transition-base),
    color var(--transition-base);
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: 'Poppins', sans-serif;
  font-weight: 600;
  color: var(--text-primary);
  line-height: 1.3;
  letter-spacing: -0.02em;
}

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

.lead {
  font-size: 1.125rem;
  font-weight: 400;
  color: var(--text-secondary);
  line-height: 1.7;
}

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

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

/* === Navbar === */
.navbar {
  background-color: var(--bg-primary) !important;
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  transition: all var(--transition-base);
  padding: 1rem 0;
}

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

.navbar-brand {
  transition: transform var(--transition-fast);
}

.navbar-brand:hover {
  transform: scale(1.05);
}

.logo-img {
  max-height: 56px;
  width: auto;
  transition: filter var(--transition-base);
}

.navbar-light .navbar-nav .nav-link {
  color: var(--text-primary);
  font-weight: 500;
  font-size: 0.9375rem;
  padding: 0.5rem 1rem;
  position: relative;
  transition: color var(--transition-fast);
}

.navbar-light .navbar-nav .nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 1rem;
  right: 1rem;
  height: 2px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform var(--transition-base);
  border-radius: var(--radius-full);
}

.navbar-light .navbar-nav .nav-link:hover::after,
.navbar-light .navbar-nav .nav-link.active::after {
  transform: scaleX(1);
}

.navbar-light .navbar-nav .nav-link:hover,
.navbar-light .navbar-nav .nav-link.active {
  color: var(--primary-color);
}

/* Theme Toggle Button */
.theme-toggle {
  border-radius: var(--radius-full);
  padding: 0.5rem 1.25rem;
  border: 2px solid var(--primary-color);
  background-color: transparent;
  color: var(--primary-color);
  font-weight: 600;
  transition: all var(--transition-base);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.theme-toggle:hover {
  background-color: var(--primary-color);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.theme-toggle:active {
  transform: translateY(0);
}

#themeIcon {
  transition: transform var(--transition-base);
}

.theme-toggle:hover #themeIcon {
  transform: rotate(20deg);
}

/* Dropdown Menu */
.dropdown-menu {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  padding: 0.5rem;
  margin-top: 0.5rem;
  animation: dropdownFadeIn var(--transition-base);
}

@keyframes dropdownFadeIn {
  from {
    opacity: 0;
    transform: translateY(-10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.dropdown-item {
  color: var(--text-primary);
  padding: 0.625rem 1rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
  font-size: 0.9375rem;
}

.dropdown-item:hover,
.dropdown-item.active {
  background-color: var(--bg-secondary);
  color: var(--primary-color);
  transform: translateX(4px);
}

/* === Hero Section === */
.hero-section {
  background: var(--gradient-primary);
  padding: 120px 0 80px;
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 100px;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%23ffffff" fill-opacity="1" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,138.7C960,139,1056,117,1152,106.7C1248,96,1344,96,1392,96L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>');
  background-size: cover;
  background-position: top;
}

body.dark .hero-section::after {
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1440 320"><path fill="%230F172A" fill-opacity="1" d="M0,96L48,112C96,128,192,160,288,160C384,160,480,128,576,122.7C672,117,768,139,864,138.7C960,139,1056,117,1152,106.7C1248,96,1344,96,1392,96L1440,96L1440,320L1392,320C1344,320,1248,320,1152,320C1056,320,960,320,864,320C768,320,672,320,576,320C480,320,384,320,288,320C192,320,96,320,48,320L0,320Z"></path></svg>');
  background-size: cover;
  background-position: top;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  position: relative;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
  animation: fadeInUp var(--transition-slow) ease-out;
}

.hero-subtitle {
  font-size: clamp(1.125rem, 3vw, 1.5rem);
  margin-bottom: 2.5rem;
  opacity: 0.95;
  position: relative;
  font-weight: 400;
  text-shadow: 0 1px 10px rgba(0, 0, 0, 0.1);
  animation: fadeInUp var(--transition-slow) 0.2s ease-out;
}

.hero-buttons {
  position: relative;
  animation: fadeInUp var(--transition-slow) 0.4s ease-out;
}

.hero-buttons .btn {
  padding: 0.875rem 2rem;
  font-size: 1.0625rem;
  font-weight: 600;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  box-shadow: var(--shadow-lg);
}

.hero-buttons .btn-primary {
  background-color: #ffffff;
  color: var(--primary-color);
  border: 2px solid #ffffff;
}

.hero-buttons .btn-primary:hover {
  background-color: transparent;
  color: #ffffff;
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

.hero-buttons .btn-outline-primary {
  background-color: transparent;
  color: #ffffff;
  border: 2px solid #ffffff;
}

.hero-buttons .btn-outline-primary:hover {
  background-color: #ffffff;
  color: var(--primary-color);
  transform: translateY(-3px);
  box-shadow: var(--shadow-xl);
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* === Sections === */
.section {
  padding: 5rem 0;
}

.section.bg-light {
  background-color: var(--bg-secondary);
}

.section-header {
  margin-bottom: 4rem;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.5rem);
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-primary);
  position: relative;
  display: inline-block;
}

.section-title::after {
  content: '';
  position: absolute;
  bottom: -0.75rem;
  left: 50%;
  transform: translateX(-50%);
  width: 60px;
  height: 4px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
}

.section-subtitle {
  font-size: 1.125rem;
  color: var(--text-muted);
  font-weight: 400;
}

/* === Cards === */
.card {
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  transition: all var(--transition-base);
}

.description-card {
  border: none;
  background-color: var(--bg-primary);
  box-shadow: var(--shadow-lg);
}

.description-card:hover {
  box-shadow: var(--shadow-2xl);
  transform: translateY(-4px);
}

.description-card .card-body {
  padding: 2.5rem;
}

.description-card .lead {
  color: var(--text-secondary);
  text-align: justify;
}

/* Article Cards */
.article-card {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  overflow: hidden;
  background-color: var(--bg-primary);
  transition: all var(--transition-base);
  height: 100%;
}

.article-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-card-hover);
  border-color: var(--primary-color);
}

.article-thumbnail {
  position: relative;
  overflow: hidden;
  background-color: var(--bg-tertiary);
}

.article-thumbnail img {
  width: 100%;
  height: 250px;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.article-card:hover .article-thumbnail img {
  transform: scale(1.08);
}

.article-thumbnail::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-overlay);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.article-card:hover .article-thumbnail::after {
  opacity: 1;
}

.article-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.375rem 1rem;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 700;
  z-index: 2;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  box-shadow: var(--shadow-md);
  backdrop-filter: blur(10px);
}

.badge-berita {
  background: linear-gradient(135deg, #e74c3c, #c0392b);
  color: #ffffff;
}

.badge-artikel {
  background: linear-gradient(135deg, #9b59b6, #8e44ad);
  color: #ffffff;
}

.article-meta {
  font-size: 0.875rem;
  color: var(--text-muted);
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 0.75rem;
}

.article-meta span {
  display: inline-flex;
  align-items: center;
  gap: 0.375rem;
}

.article-meta i {
  color: var(--primary-color);
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
  line-height: 1.4;
  font-weight: 600;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-text {
  color: var(--text-secondary);
  font-size: 0.9375rem;
  line-height: 1.6;
}

.article-card .btn {
  font-weight: 600;
  transition: all var(--transition-base);
}

.article-card .btn:hover {
  transform: translateX(4px);
}

/* === Timeline === */
.timeline {
  position: relative;
  padding: 2rem 0;
}

.timeline::before {
  content: '';
  position: absolute;
  left: 30px;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
}

.timeline-item {
  position: relative;
  padding-left: 80px;
  margin-bottom: 3rem;
}

.timeline-marker {
  position: absolute;
  left: 18px;
  top: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--gradient-primary);
  border: 4px solid var(--bg-primary);
  box-shadow: 0 0 0 4px var(--primary-color);
  z-index: 1;
  transition: all var(--transition-base);
}

.timeline-item:hover .timeline-marker {
  transform: scale(1.2);
  box-shadow: 0 0 0 6px rgba(74, 144, 226, 0.3);
}

.timeline-content {
  background-color: var(--bg-secondary);
  padding: 1.75rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  border: 1px solid var(--border-color);
}

.timeline-item:hover .timeline-content {
  box-shadow: var(--shadow-xl);
  transform: translateX(8px);
  border-color: var(--primary-color);
}

.timeline-content h4 {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.75rem;
  font-weight: 700;
}

.timeline-content p {
  color: var(--text-secondary);
  margin-bottom: 0;
  line-height: 1.7;
}

/* === Feature Cards === */
.feature-card {
  background-color: var(--bg-primary);
  padding: 2rem;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  height: 100%;
  transition: all var(--transition-base);
  border: 2px solid var(--border-light);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-card:hover {
  border-color: var(--primary-color);
  transform: translateY(-8px);
  box-shadow: var(--shadow-card-hover);
}

.feature-icon {
  width: 70px;
  height: 70px;
  border-radius: var(--radius-lg);
  background: var(--gradient-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 2rem;
  color: #ffffff;
  box-shadow: var(--shadow-lg);
  transition: transform var(--transition-base);
}

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

.feature-card h4 {
  color: var(--text-primary);
  margin-bottom: 1.25rem;
  font-size: 1.375rem;
}

.feature-list,
.mission-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.feature-list li,
.mission-list li {
  padding: 0.625rem 0;
  padding-left: 2rem;
  position: relative;
  color: var(--text-secondary);
  line-height: 1.6;
  transition: all var(--transition-fast);
}

.feature-list li:hover,
.mission-list li:hover {
  color: var(--text-primary);
  padding-left: 2.25rem;
}

.feature-list li::before {
  content: '\f00c';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  left: 0;
  color: var(--primary-color);
  width: 1.25rem;
  height: 1.25rem;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
}

.mission-list li::before {
  content: '\f0a4';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  position: absolute;
  left: 0;
  color: var(--primary-color);
  font-size: 0.875rem;
}

/* === Structure Cards === */
.structure-card {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  background-color: var(--bg-primary);
  transition: all var(--transition-base);
  overflow: hidden;
  position: relative;
}

.structure-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--gradient-primary);
  transform: scaleX(0);
  transition: transform var(--transition-base);
}

.structure-card:hover::before {
  transform: scaleX(1);
}

.structure-card:hover {
  border-color: var(--primary-color);
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
}

.structure-card h5 {
  color: var(--primary-color);
  font-weight: 700;
  font-size: 1rem;
}

.structure-card h4,
.structure-card h5:not(.text-primary) {
  color: var(--text-primary);
  font-weight: 600;
}

.structure-card h6 {
  color: var(--primary-color);
  font-weight: 600;
  font-size: 0.9375rem;
}

.structure-card p {
  color: var(--text-secondary);
  margin-bottom: 0.25rem;
}

.structure-card .text-muted {
  color: var(--text-muted) !important;
}

/* === Footer === */
.footer {
  background: linear-gradient(135deg, #1e3a5f 0%, #0f2744 100%);
  color: #e2e8f0;
  padding: 4rem 0 1.5rem;
  position: relative;
}

body.dark .footer {
  background: linear-gradient(135deg, #0a1929 0%, #050e1a 100%);
}

.footer-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1.5rem;
  color: #ffffff;
  position: relative;
  padding-bottom: 0.75rem;
}

.footer-title::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 3px;
  background: var(--gradient-primary);
  border-radius: var(--radius-full);
}

.footer-text {
  font-size: 0.9375rem;
  line-height: 1.7;
  color: #cbd5e1;
  margin-bottom: 1.5rem;
}

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

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: #cbd5e1;
  text-decoration: none;
  transition: all var(--transition-fast);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9375rem;
}

.footer-links a::before {
  content: '\f105';
  font-family: 'Font Awesome 6 Free';
  font-weight: 900;
  opacity: 0;
  transform: translateX(-8px);
  transition: all var(--transition-fast);
}

.footer-links a:hover {
  color: #ffffff;
  padding-left: 0.5rem;
}

.footer-links a:hover::before {
  opacity: 1;
  transform: translateX(0);
}

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

.footer-contact li {
  margin-bottom: 1rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  color: #cbd5e1;
  font-size: 0.9375rem;
}

.footer-contact i {
  color: var(--primary-color);
  margin-top: 0.25rem;
  font-size: 1rem;
}

.email-reversed {
  unicode-bidi: bidi-override;
  direction: rtl;
}

.social-links {
  display: flex;
  gap: 0.75rem;
  margin-top: 1.25rem;
}

.social-link {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #ffffff;
  transition: all var(--transition-base);
  text-decoration: none;
  font-size: 1rem;
  border: 1px solid transparent;
}

.social-link:hover {
  background: var(--gradient-primary);
  transform: translateY(-4px);
  color: #ffffff;
  border-color: rgba(255, 255, 255, 0.2);
  box-shadow: var(--shadow-lg);
}

.footer-divider {
  border: none;
  height: 1px;
  background: rgba(255, 255, 255, 0.1);
  margin: 2.5rem 0 1.5rem;
}

.footer-copyright {
  color: #94a3b8;
  font-size: 0.875rem;
}

.footer-link-small {
  color: #94a3b8;
  text-decoration: none;
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

.footer-link-small:hover {
  color: #ffffff;
}

/* === Page Header === */
.page-header {
  background: var(--gradient-primary);
  padding: 4rem 0 3rem;
  color: #ffffff;
  margin-bottom: 3rem;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background:
    radial-gradient(circle at 20% 50%, rgba(255, 255, 255, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(255, 255, 255, 0.1) 0%, transparent 50%);
}

.page-title {
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  margin-bottom: 1rem;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.breadcrumb {
  background: transparent;
  margin-bottom: 0;
  padding: 0;
}

.breadcrumb-item a {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.breadcrumb-item a:hover {
  color: #ffffff;
}

.breadcrumb-item.active {
  color: #ffffff;
}

.breadcrumb-item + .breadcrumb-item::before {
  color: rgba(255, 255, 255, 0.6);
}

/* === Filter Tabs === */
.filter-tabs {
  margin-bottom: 3rem;
}

.filter-tabs .nav-pills {
  gap: 0.75rem;
}

.filter-tabs .nav-pills .nav-link {
  border-radius: var(--radius-full);
  padding: 0.75rem 1.75rem;
  color: var(--text-primary);
  background-color: var(--bg-secondary);
  border: 2px solid var(--border-color);
  transition: all var(--transition-base);
  font-weight: 600;
  font-size: 0.9375rem;
}

.filter-tabs .nav-pills .nav-link:hover {
  background-color: var(--primary-color);
  color: #ffffff;
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.filter-tabs .nav-pills .nav-link.active {
  background: var(--gradient-primary);
  color: #ffffff;
  border-color: transparent;
  box-shadow: var(--shadow-md);
}

/* === Article Card Horizontal === */
.article-card-horizontal .article-thumbnail {
  height: 100%;
}

.article-card-horizontal .article-thumbnail img {
  height: 100%;
  min-height: 220px;
  object-fit: cover;
}

/* === Pagination === */
.pagination {
  gap: 0.5rem;
}

.page-link {
  color: var(--primary-color);
  background-color: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 0.625rem 1rem;
  transition: all var(--transition-base);
  font-weight: 600;
}

.page-link:hover {
  background-color: var(--primary-color);
  color: #ffffff;
  border-color: var(--primary-color);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.page-item.active .page-link {
  background: var(--gradient-primary);
  border-color: transparent;
  box-shadow: var(--shadow-md);
  color: #ffffff;
}

.page-item.disabled .page-link {
  background-color: var(--bg-secondary);
  border-color: var(--border-color);
  color: var(--text-disabled);
  cursor: not-allowed;
}

/* === Article Detail === */
.article-header {
  background-color: var(--bg-secondary);
  padding: 3rem 0 2rem;
  border-bottom: 1px solid var(--border-color);
}

.article-title-main {
  font-size: clamp(1.75rem, 4vw, 2.75rem);
  font-weight: 700;
  margin-bottom: 1.5rem;
  line-height: 1.25;
  color: var(--text-primary);
}

.article-meta-main {
  font-size: 1rem;
  color: var(--text-muted);
  display: flex;
  gap: 1.5rem;
  flex-wrap: wrap;
  padding-bottom: 1.5rem;
}

.article-meta-main span {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.article-meta-main i {
  color: var(--primary-color);
}

.article-content-section {
  padding: 4rem 0;
}

.article-featured-image {
  margin-bottom: 3rem;
}

.article-featured-image img {
  width: 100%;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
}

.article-content {
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--text-secondary);
}

.article-content h3 {
  margin-top: 2.5rem;
  margin-bottom: 1rem;
  font-size: 1.75rem;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.article-content h4 {
  margin-top: 2rem;
  margin-bottom: 0.875rem;
  font-size: 1.375rem;
  color: var(--text-primary);
}

.article-content p {
  margin-bottom: 1.5rem;
  color: var(--text-secondary);
}

.article-content ul,
.article-content ol {
  margin-bottom: 1.5rem;
  padding-left: 2rem;
  color: var(--text-secondary);
}

.article-content li {
  margin-bottom: 0.625rem;
  line-height: 1.7;
}

.article-content strong {
  color: var(--primary-color);
  font-weight: 600;
}

.article-footer {
  border-top: 2px solid var(--border-color);
  padding-top: 2rem;
  margin-top: 3rem;
}

.article-share .btn {
  border-radius: 50%;
  width: 42px;
  height: 42px;
  padding: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.article-share .btn:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

/* === Buttons === */
.btn {
  font-weight: 600;
  padding: 0.625rem 1.5rem;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  border: none;
}

.btn-primary {
  background: var(--gradient-primary);
  color: #ffffff;
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  background: var(--gradient-primary-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: #ffffff;
}

.btn-outline-primary {
  border: 2px solid var(--primary-color);
  color: var(--primary-color);
  background-color: transparent;
}

.btn-outline-primary:hover {
  background-color: var(--primary-color);
  color: #ffffff;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-lg {
  padding: 0.875rem 2rem;
  font-size: 1.0625rem;
}

.btn-sm {
  padding: 0.5rem 1rem;
  font-size: 0.875rem;
}

/* === Responsive Design === */
@media (max-width: 991.98px) {
  .section {
    padding: 4rem 0;
  }

  .section-header {
    margin-bottom: 3rem;
  }

  .timeline::before {
    left: 15px;
  }

  .timeline-item {
    padding-left: 50px;
  }

  .timeline-marker {
    left: 3px;
  }

  .hero-section {
    padding: 80px 0 60px;
  }
}

@media (max-width: 767.98px) {
  .hero-buttons .btn {
    display: block;
    width: 100%;
    margin-bottom: 0.75rem;
  }

  .hero-buttons .me-3 {
    margin-right: 0 !important;
  }

  .article-card-horizontal .article-thumbnail img {
    height: 200px;
    min-height: 200px;
  }

  .filter-tabs .nav-pills {
    flex-direction: column;
  }

  .filter-tabs .nav-pills .nav-link {
    width: 100%;
    text-align: center;
  }
}

/* === Utilities === */
.text-justify {
  text-align: justify;
}

.object-fit-cover {
  object-fit: cover;
}

/* === Smooth Transitions === */
body,
.navbar,
.card,
.footer,
.dropdown-menu,
h1,
h2,
h3,
h4,
h5,
h6,
p,
.lead {
  transition:
    background-color var(--transition-base),
    color var(--transition-base),
    border-color var(--transition-base);
}

/* === Scrollbar Styling === */
::-webkit-scrollbar {
  width: 12px;
}

::-webkit-scrollbar-track {
  background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
  background: var(--primary-color);
  border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
  background: var(--primary-dark);
}

/* === Selection === */
::selection {
  background: var(--primary-color);
  color: #ffffff;
}

::-moz-selection {
  background: var(--primary-color);
  color: #ffffff;
}

/* === Focus Styles === */
*:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
}

/* === Loading Animation === */
@keyframes pulse {
  0%,
  100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

.loading {
  animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}