/* Modern Portfolio Website Styles - 2025 Best Practices */

/* CSS Custom Properties for Design System */
:root {
  /* Color Palette */
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-primary-light: #3b82f6;
  --color-secondary: #64748b;
  --color-accent: #f59e0b;
  
  /* Neutral Colors */
  --color-background: #ffffff;
  --color-surface: #f8fafc;
  --color-surface-elevated: #ffffff;
  --color-border: #e2e8f0;
  --color-border-hover: #cbd5e1;
  
  /* Text Colors */
  --color-text-primary: #0f172a;
  --color-text-secondary: #475569;
  --color-text-muted: #64748b;
  --color-text-inverse: #ffffff;
  
  /* Semantic Colors */
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-error: #ef4444;
  
  /* Spacing Scale */
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  
  /* Typography Scale */
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  
  /* Font Weights */
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  
  /* Line Heights */
  --line-height-tight: 1.25;
  --line-height-snug: 1.375;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.625;
  
  /* Border Radius */
  --radius-sm: 0.25rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  
  /* 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);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-normal: 250ms ease-in-out;
  --transition-slow: 350ms ease-in-out;
  
  /* Container Sizes */
  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1280px;
  --container-2xl: 1536px;
  
  /* Header Height */
  --header-height: 4rem;
}

/* Dark mode support */
@media (prefers-color-scheme: dark) {
  :root {
    --color-background: #0f172a;
    --color-surface: #1e293b;
    --color-surface-elevated: #334155;
    --color-border: #334155;
    --color-border-hover: #475569;
    --color-text-primary: #f1f5f9;
    --color-text-secondary: #cbd5e1;
    --color-text-muted: #94a3b8;
  }
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-primary);
  background-color: var(--color-background);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

:focus:not(:focus-visible) {
  outline: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--color-text-primary);
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); }
h3 { font-size: var(--font-size-2xl); }
h4 { font-size: var(--font-size-xl); }
h5 { font-size: var(--font-size-lg); }
h6 { font-size: var(--font-size-base); }

p {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

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

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

/* Utility Classes */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

@media (min-width: 640px) {
  .container {
    padding: 0 var(--space-lg);
  }
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Header Styles */
.main-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background-color: var(--color-surface-elevated);
  border-bottom: 1px solid var(--color-border);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.logo a {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-text-primary);
  text-decoration: none;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--space-lg);
  margin: 0;
  padding: 0;
}

.nav-link {
  position: relative;
  display: inline-block;
  padding: var(--space-sm) var(--space-md);
  color: var(--color-text-secondary);
  font-weight: var(--font-weight-medium);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: all var(--transition-normal);
}

.nav-link:hover {
  color: var(--color-text-primary);
  background-color: var(--color-surface);
}

.nav-link.active {
  color: var(--color-primary);
  background-color: rgba(37, 99, 235, 0.1);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -1px;
  left: 50%;
  transform: translateX(-50%);
  width: 80%;
  height: 2px;
  background-color: var(--color-primary);
  border-radius: var(--radius-sm);
}

/* Mobile Menu */
.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 4px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-sm);
  border-radius: var(--radius-sm);
  transition: background-color var(--transition-fast);
}

.mobile-menu-toggle:hover {
  background-color: var(--color-surface);
}

.hamburger-line {
  width: 24px;
  height: 2px;
  background-color: var(--color-text-primary);
  border-radius: 1px;
  transition: all var(--transition-normal);
}

@media (max-width: 767px) {
  .mobile-menu-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-surface-elevated);
    border-bottom: 1px solid var(--color-border);
    flex-direction: column;
    gap: 0;
    padding: var(--space-md);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
  }
  
  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .nav-link {
    width: 100%;
    text-align: left;
  }
}

/* Main Content */
main {
  flex: 1;
}

/* Slideshow Section */
.slideshow-section {
  position: relative;
  height: 60vh;
  min-height: 400px;
  overflow: hidden;
}

.slideshow-container {
  position: relative;
  width: 100%;
  height: 100%;
}

.slideshow-wrapper {
  position: relative;
  width: 100%;
  height: 100%;
}

.slide {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-slow), visibility var(--transition-slow);
}

.slide.active {
  opacity: 1;
  visibility: visible;
}

.slide-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  height: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-md);
  align-items: center;
  gap: var(--space-2xl);
}

.slide-image {
  position: relative;
  height: 100%;
  overflow: hidden;
  border-radius: var(--radius-xl);
  cursor: pointer;
}

.slide-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform var(--transition-slow);
}

.slide:hover .slide-image img {
  transform: scale(1.05);
}

.placeholder-image {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  background-color: var(--color-surface);
  color: var(--color-text-muted);
  font-size: var(--font-size-lg);
  border-radius: var(--radius-xl);
}

.slide-text {
  padding: var(--space-xl);
}

.slide-text h2 {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-lg);
  color: var(--color-text-primary);
}

.slide-text p {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-xl);
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

.slide-link {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  text-decoration: none;
  border-radius: var(--radius-lg);
  font-weight: var(--font-weight-semibold);
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-md);
}

.slide-link:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
  color: var(--color-text-inverse);
}

.slide-link svg {
  transition: transform var(--transition-fast);
}

.slide-link:hover svg {
  transform: translateX(2px);
}

/* Slideshow Navigation */
.slide-nav {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  background-color: rgba(255, 255, 255, 0.9);
  border: none;
  border-radius: 50%;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all var(--transition-normal);
  z-index: 10;
  backdrop-filter: blur(8px);
}

.slide-nav:hover {
  background-color: rgba(255, 255, 255, 1);
  transform: translateY(-50%) scale(1.1);
}

.slide-nav.prev {
  left: var(--space-md);
}

.slide-nav.next {
  right: var(--space-md);
}

.slide-nav svg {
  width: 24px;
  height: 24px;
  color: var(--color-text-muted);
}

/* Slideshow Dots */
.slide-dots {
  position: absolute;
  bottom: var(--space-lg);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: var(--space-sm);
  z-index: 10;
}

.slide-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  border: none;
  background-color: rgba(255, 255, 255, 0.5);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.slide-dot:hover {
  background-color: rgba(255, 255, 255, 0.8);
  transform: scale(1.2);
}

.slide-dot.active {
  background-color: var(--color-primary);
  transform: scale(1.3);
}

/* Responsive Slideshow */
@media (max-width: 767px) {
  .slideshow-section {
    height: auto;
    min-height: 500px;
  }
  
  .slide-content {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    padding: var(--space-lg) var(--space-md);
  }
  
  .slide-image {
    height: 250px;
  }
  
  .slide-text {
    padding: var(--space-lg) 0;
    text-align: center;
  }
  
  .slide-text h2 {
    font-size: var(--font-size-2xl);
  }
  
  .slide-nav {
    display: none;
  }
}

/* Projects Section */
.projects-section {
  padding: var(--space-4xl) 0;
  background-color: var(--color-surface);
}

.section-title {
  text-align: center;
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-3xl);
  color: var(--color-text-primary);
}

.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

/* Project Cards */
.project-card {
  background-color: var(--color-surface-elevated);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-normal);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}

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

.card-link {
  display: block;
  text-decoration: none;
  color: inherit;
  height: 100%;
}

.card-image {
  position: relative;
  height: 200px;
  overflow: hidden;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform var(--transition-slow);
}

.project-card:hover .card-image img {
  transform: scale(1.1);
}

.card-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, rgba(37, 99, 235, 0.8), rgba(59, 130, 246, 0.8));
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.project-card:hover .card-overlay {
  opacity: 1;
}

.card-icon {
  color: var(--color-text-inverse);
  width: 32px;
  height: 32px;
}

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

.card-title {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-sm);
  color: var(--color-text-primary);
  line-height: var(--line-height-tight);
}

.card-description {
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
  line-height: var(--line-height-relaxed);
  display: -webkit-box;
  line-clamp: 3;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.card-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.card-category {
  background-color: var(--color-surface);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-md);
  font-weight: var(--font-weight-medium);
}

.card-views {
  font-weight: var(--font-weight-medium);
}

/* No Projects State */
.no-projects {
  grid-column: 1 / -1;
  text-align: center;
  padding: var(--space-4xl) var(--space-xl);
}

.no-projects h3 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
}

.no-projects p {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
}

/* Footer */
.main-footer {
  background-color: var(--color-surface);
  border-top: 1px solid var(--color-border);
  padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--space-2xl);
  margin-bottom: var(--space-2xl);
}

.footer-section h3 {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
}

.footer-section p {
  color: var(--color-text-secondary);
  line-height: var(--line-height-relaxed);
}

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

.footer-links li {
  margin-bottom: var(--space-sm);
}

.footer-links a {
  color: var(--color-text-secondary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  padding-top: var(--space-xl);
  border-top: 1px solid var(--color-border);
  text-align: center;
}

.footer-bottom p {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-xs);
}

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

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

@keyframes fadeInScale {
  from {
    opacity: 0;
    transform: scale(0.9);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}

/* Intersection Observer Animation Classes */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-slow);
}

.animate-on-scroll.animated {
  opacity: 1;
  transform: translateY(0);
}

/* Reduced Motion Support */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  
  .slide {
    transition: none;
  }
  
  .project-card:hover {
    transform: none;
  }
  
  .slide-link:hover {
    transform: none;
  }
}

/* Page Hero Styles */
.page-hero {
  padding: var(--space-4xl) 0 var(--space-3xl);
  background: linear-gradient(135deg, var(--color-surface) 0%, var(--color-background) 100%);
  border-bottom: 1px solid var(--color-border);
}

.hero-content {
  text-align: center;
  max-width: 800px;
  margin: 0 auto;
}

.hero-content h1 {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-lg);
  color: var(--color-text-primary);
}

.hero-content p {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-2xl);
  line-height: var(--line-height-relaxed);
}

/* Stats Grid */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: var(--space-xl);
  max-width: 600px;
  margin: 0 auto;
}

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

.stat-number {
  display: block;
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  line-height: var(--line-height-tight);
}

.stat-label {
  display: block;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-top: var(--space-xs);
}

/* Filters Section */
.filters-section {
  padding: var(--space-2xl) 0;
  background-color: var(--color-background);
  border-bottom: 1px solid var(--color-border);
}

.filters-wrapper {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.filter-controls {
  display: flex;
  gap: var(--space-lg);
  align-items: center;
  flex-wrap: wrap;
}

.search-wrapper {
  flex: 1;
  min-width: 280px;
}

.search-form {
  position: relative;
}

.search-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.search-input-wrapper input {
  width: 100%;
  padding: var(--space-md) var(--space-xl) var(--space-md) var(--space-md);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  background-color: var(--color-background);
  color: var(--color-text-primary);
  transition: all var(--transition-normal);
}

.search-input-wrapper input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.search-input-wrapper button {
  position: absolute;
  right: var(--space-xs);
  top: 50%;
  transform: translateY(-50%);
  background: none;
  border: none;
  color: var(--color-text-muted);
  cursor: pointer;
  padding: var(--space-sm);
  border-radius: var(--radius-md);
  transition: color var(--transition-fast);
}

.search-input-wrapper button:hover {
  color: var(--color-primary);
}

/* Category Filter */
.category-filter select {
  padding: var(--space-md) var(--space-lg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-size: var(--font-size-base);
  background-color: var(--color-background);
  color: var(--color-text-primary);
  min-width: 200px;
  cursor: pointer;
  transition: all var(--transition-normal);
}

.category-filter select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* Active Filters */
.active-filters {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.filter-label {
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  color: var(--color-text-secondary);
}

.filter-tags {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.filter-tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-xs) var(--space-sm);
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  border-radius: var(--radius-md);
  font-size: var(--font-size-sm);
}

.filter-tag a {
  color: var(--color-text-inverse);
  text-decoration: none;
  font-weight: var(--font-weight-bold);
  opacity: 0.8;
  transition: opacity var(--transition-fast);
}

.filter-tag a:hover {
  opacity: 1;
}

.clear-filters {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  text-decoration: underline;
  transition: color var(--transition-fast);
}

.clear-filters:hover {
  color: var(--color-primary);
}

/* Category Pills */
.category-pills {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
  justify-content: center;
}

.category-pill {
  display: inline-flex;
  align-items: center;
  gap: var(--space-xs);
  padding: var(--space-sm) var(--space-md);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: var(--color-text-secondary);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
  transition: all var(--transition-normal);
}

.category-pill:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.category-pill.active {
  background-color: var(--color-primary);
  border-color: var(--color-primary);
  color: var(--color-text-inverse);
}

.category-count {
  background-color: rgba(255, 255, 255, 0.2);
  color: inherit;
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-bold);
}

.category-pill.active .category-count {
  background-color: rgba(255, 255, 255, 0.3);
}

/* Enhanced Card Styles */
.card-date {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-sm);
}

.card-date svg {
  width: 14px;
  height: 14px;
}

/* No Results State */
.no-results {
  text-align: center;
  padding: var(--space-4xl) var(--space-xl);
  max-width: 500px;
  margin: 0 auto;
}

.no-results-icon {
  margin-bottom: var(--space-lg);
  color: var(--color-text-muted);
}

.no-results h3 {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-md);
  color: var(--color-text-primary);
}

.no-results p {
  font-size: var(--font-size-lg);
  color: var(--color-text-secondary);
  margin-bottom: var(--space-xl);
}

.no-results-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

/* Button Styles */
.button-primary,
.button-secondary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  border-radius: var(--radius-lg);
  font-weight: var(--font-weight-semibold);
  text-decoration: none;
  transition: all var(--transition-normal);
  cursor: pointer;
  border: 2px solid transparent;
  font-size: var(--font-size-base);
}

.button-primary {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  box-shadow: var(--shadow-md);
}

.button-primary:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg);
}

.button-secondary {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.button-secondary:hover {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
}

/* Load More Section */
.load-more-section {
  text-align: center;
  padding: var(--space-3xl) 0;
  border-top: 1px solid var(--color-border);
  margin-top: var(--space-2xl);
}

.load-more-text {
  color: var(--color-text-muted);
  margin-bottom: var(--space-lg);
}

.load-more-button {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-md) var(--space-xl);
  background-color: var(--color-surface);
  color: var(--color-text-primary);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-lg);
  font-weight: var(--font-weight-medium);
  cursor: pointer;
  transition: all var(--transition-normal);
}

.load-more-button:hover {
  background-color: var(--color-primary);
  color: var(--color-text-inverse);
  border-color: var(--color-primary);
}

/* Call to Action Section */
.cta-section {
  padding: var(--space-4xl) 0;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  color: var(--color-text-inverse);
}

.cta-content {
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

.cta-content h2 {
  font-size: var(--font-size-3xl);
  margin-bottom: var(--space-lg);
  color: var(--color-text-inverse);
}

.cta-content p {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-2xl);
  color: rgba(255, 255, 255, 0.9);
  line-height: var(--line-height-relaxed);
}

.cta-buttons {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  flex-wrap: wrap;
}

.cta-section .button-primary {
  background-color: var(--color-text-inverse);
  color: var(--color-primary);
}

.cta-section .button-primary:hover {
  background-color: rgba(255, 255, 255, 0.9);
  transform: translateY(-2px);
}

.cta-section .button-secondary {
  background-color: transparent;
  color: var(--color-text-inverse);
  border-color: var(--color-text-inverse);
}

.cta-section .button-secondary:hover {
  background-color: var(--color-text-inverse);
  color: var(--color-primary);
}

/* Responsive Design Updates */
@media (max-width: 767px) {
  .hero-content h1 {
    font-size: var(--font-size-3xl);
  }
  
  .stats-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-lg);
  }
  
  .filter-controls {
    flex-direction: column;
    align-items: stretch;
  }
  
  .search-wrapper {
    min-width: auto;
  }
  
  .category-filter select {
    min-width: auto;
    width: 100%;
  }
  
  .category-pills {
    justify-content: flex-start;
  }
  
  .cta-buttons {
    flex-direction: column;
    align-items: center;
  }
  
  .button-primary,
  .button-secondary {
    width: 100%;
    max-width: 280px;
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .stat-number {
    font-size: var(--font-size-2xl);
  }
  
  .projects-grid {
    grid-template-columns: 1fr;
  }
}

/* Print Styles */
@media print {
  .main-header,
  .slide-nav,
  .slide-dots,
  .main-footer,
  .filters-section,
  .cta-section {
    display: none;
  }
  
  .slideshow-section {
    height: auto;
  }
  
  .slide {
    position: static;
    opacity: 1;
    visibility: visible;
  }
  
  .projects-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .project-card {
    break-inside: avoid;
  }
}