/*
 * This is a manifest file that'll be compiled into application.css.
 *
 * With Propshaft, assets are served efficiently without preprocessing steps. You can still include
 * application-wide styles in this file, but keep in mind that CSS precedence will follow the standard
 * cascading order, meaning styles declared later in the document or manifest will override earlier ones,
 * depending on specificity.
 *
 * Consider organizing styles into separate files for maintainability.
 */

/* CSS Variables for Theme */
:root {
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-tertiary: #64748b;
  --border-primary: #e2e8f0;
  --border-secondary: #cbd5e1;
  --accent-primary: #0d9488;
  --accent-hover: #0f766e;
  --accent-light: #f0fdfa;
  --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
  --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
  --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
  --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
}

/* Reset and Base Styles */
* {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  line-height: 1.7;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  margin: 0;
  padding: 0;
  font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans", sans-serif;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  min-height: 100vh;
  position: relative;
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: linear-gradient(
    45deg,
    var(--bg-primary) 0%,
    var(--accent-light) 25%,
    var(--bg-secondary) 50%,
    var(--accent-light) 75%,
    var(--bg-primary) 100%
  );
  animation: gradientShift 20s ease-in-out infinite;
  z-index: -10;
}

body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(
    circle at 20% 30%, 
    rgba(13, 148, 136, 0.1) 0%, 
    transparent 50%
  ),
  radial-gradient(
    circle at 80% 70%, 
    rgba(13, 148, 136, 0.05) 0%, 
    transparent 50%
  ),
  radial-gradient(
    circle at 40% 80%, 
    rgba(15, 118, 110, 0.08) 0%, 
    transparent 50%
  );
  animation: floatingOrbs 15s ease-in-out infinite;
  z-index: -9;
}

/* Page-wide grain texture */
.page-grain {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    radial-gradient(circle at 25% 25%, var(--text-primary) 1px, transparent 1px),
    radial-gradient(circle at 75% 75%, var(--text-primary) 1px, transparent 1px);
  background-size: 50px 50px, 80px 80px;
  background-position: 0 0, 40px 40px;
  opacity: 0.02;
  animation: grainFloat 30s linear infinite;
  z-index: -8;
  pointer-events: none;
}

/* Layout */
.main-content {
  max-width: 1024px;
  margin: 0 auto;
  padding: 0 1rem;
}

/* Header */
.main-header {
  background-color: var(--bg-primary);
  border-bottom: 1px solid var(--border-primary);
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.main-nav {
  max-width: 1024px;
  margin: 0 auto;
  padding: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.nav-logo {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

.nav-logo:hover {
  color: var(--accent-primary);
}

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

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  font-weight: 500;
  padding: 0.5rem 0;
  position: relative;
  transition: color 0.2s ease;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--accent-primary);
  transition: width 0.2s ease;
}

.nav-link:hover::after {
  width: 100%;
}

/* Footer */
.main-footer {
  background-color: var(--bg-secondary);
  border-top: 1px solid var(--border-primary);
  margin-top: 6rem;
  padding: 3rem 0 2rem;
}

.footer-nav {
  max-width: 1024px;
  margin: 0 auto;
  padding: 0 1rem;
}

.footer-menu {
  display: flex;
  list-style: none;
  margin: 0 0 2rem 0;
  padding: 0;
  gap: 2rem;
  flex-wrap: wrap;
  justify-content: center;
}

.footer-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  transition: color 0.2s ease;
}

.footer-link:hover {
  color: var(--text-primary);
}

.footer-copyright {
  text-align: center;
  color: var(--text-tertiary);
  font-size: 0.875rem;
  margin: 0;
  padding-top: 2rem;
  border-top: 1px solid var(--border-primary);
}

/* Hero Section */
.hero {
  padding: 6rem 0 8rem;
  max-width: 1280px;
  margin: 0 auto;
  padding-left: 1rem;
  padding-right: 1rem;
  position: relative;
}

@keyframes gradientShift {
  0%, 100% {
    transform: translate(-50%, -50%) rotate(0deg);
  }
  33% {
    transform: translate(-50%, -50%) rotate(120deg);
  }
  66% {
    transform: translate(-50%, -50%) rotate(240deg);
  }
}

@keyframes floatingOrbs {
  0%, 100% {
    transform: translate(0, 0) scale(1);
  }
  33% {
    transform: translate(20px, -30px) scale(1.1);
  }
  66% {
    transform: translate(-20px, 20px) scale(0.9);
  }
}

@keyframes grainFloat {
  0% {
    transform: translate(0, 0);
  }
  100% {
    transform: translate(-50px, -50px);
  }
}

.hero-container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  min-height: 500px;
  position: relative;
  z-index: 1;
}

.hero-text {
  max-width: 600px;
}

.hero h1 {
  font-size: 4.5rem;
  font-weight: 700;
  line-height: 1.1;
  margin: 0 0 2rem 0;
  color: var(--text-primary);
  letter-spacing: -0.025em;
}

.hero-description {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin: 0 0 3rem 0;
}

.hero-social {
  display: flex;
  gap: 1.5rem;
}

.hero-images {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-template-rows: repeat(3, 1fr);
  gap: 1rem;
  height: 500px;
  transform: rotate(-2deg);
}

.hero-image {
  border-radius: 1rem;
  overflow: hidden;
  box-shadow: 0 10px 25px rgba(0, 0, 0, 0.15);
  transition: transform 0.3s ease;
}

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

.hero-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.hero-image-1 {
  grid-column: 1 / 2;
  grid-row: 1 / 3;
}

.hero-image-2 {
  grid-column: 2 / 4;
  grid-row: 1 / 2;
}

.hero-image-3 {
  grid-column: 2 / 3;
  grid-row: 2 / 4;
}

.hero-image-4 {
  grid-column: 3 / 4;
  grid-row: 2 / 3;
}

.hero-image-5 {
  grid-column: 3 / 4;
  grid-row: 3 / 4;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 2.5rem;
  height: 2.5rem;
  border-radius: 50%;
  background-color: var(--bg-secondary);
  color: var(--text-secondary);
  text-decoration: none;
  transition: all 0.2s ease;
  border: 1px solid var(--border-primary);
}

.social-link:hover {
  background-color: var(--accent-primary);
  color: white;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Page Headers */
.page-header {
  padding: 4rem 0 3rem;
  text-align: center;
  border-bottom: 1px solid var(--border-primary);
  margin-bottom: 3rem;
}

.page-header h1 {
  font-size: 2.25rem;
  font-weight: 700;
  margin: 0 0 1rem 0;
  color: var(--text-primary);
  letter-spacing: -0.025em;
}

.page-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin: 0;
  font-weight: 400;
}

/* Articles Section */
.articles-section {
  padding: 3rem 0;
}

.section-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 3rem 0;
  letter-spacing: -0.025em;
}

.articles-grid {
  display: grid;
  gap: 2rem;
  margin-bottom: 3rem;
}

.article-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  transition: all 0.2s ease;
  position: relative;
  overflow: hidden;
}

.article-card:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
  border-color: var(--border-secondary);
}

.article-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-hover));
  opacity: 0;
  transition: opacity 0.2s ease;
}

.article-card:hover::before {
  opacity: 1;
}

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

.article-date {
  font-weight: 500;
}

.article-summary {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
}

.article-card-image {
  object-fit: cover;
  border-radius: var(--radius-lg);
  overflow: hidden;
  height: 200px;
  margin-bottom: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.category-tag {
  background-color: var(--accent-light);
  color: var(--accent-primary);
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
}

.category-tag:hover {
  background-color: var(--accent-primary);
  color: white;
}

.article-title {
  margin: 0 0 1rem 0;
}

.article-title a {
  color: var(--text-primary);
  text-decoration: none;
  font-size: 1.25rem;
  font-weight: 600;
  line-height: 1.4;
  transition: color 0.2s ease;
}

.article-title a:hover {
  color: var(--accent-primary);
}

.article-excerpt {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.read-more-link {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--accent-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.875rem;
  transition: all 0.2s ease;
}

.read-more-link:hover {
  color: var(--accent-hover);
  transform: translateX(2px);
}

.read-more-link::after {
  content: '→';
  transition: transform 0.2s ease;
}

.read-more-link:hover::after {
  transform: translateX(2px);
}

/* Buttons and CTAs */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  text-decoration: none;
  transition: all 0.2s ease;
  line-height: 1;
}

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

.btn-primary:hover {
  background-color: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-secondary {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--border-primary);
}

.btn-secondary:hover {
  background-color: var(--bg-tertiary);
  border-color: var(--border-secondary);
}

.view-all-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  margin: 2rem auto 0;
  padding: 0.75rem 1.5rem;
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  text-decoration: none;
  border-radius: var(--radius-md);
  border: 1px solid var(--border-primary);
  font-weight: 600;
  transition: all 0.2s ease;
}

.view-all-btn:hover {
  background-color: var(--bg-tertiary);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Article Full View */
.article-full {
  max-width: 1024px;
  margin: 0 auto;
  padding: 2rem 0;
}

.article-header {
  margin-bottom: 3rem;
  text-align: center;
}

.article-header h1 {
  font-size: 4rem;
  font-weight: 800;
  line-height: 1.2;
  margin: 0 0 1.5rem 0;
  color: var(--text-primary);
  letter-spacing: -0.025em;
}

.article-header .article-meta {
  justify-content: center;
  margin-bottom: 2rem;
}

.article-hero-image {
  margin-bottom: 3rem;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.article-hero-image img {
  width: 100%;
  height: 500px;
  object-fit: cover;
}

.article-excerpt-highlight {
  background-color: var(--accent-light);
  border: 1px solid var(--accent-primary);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-bottom: 3rem;
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text-primary);
}

.article-content {
  line-height: 1.8;
  font-size: 1.625rem;
  color: var(--text-primary);
}

.article-content h2 {
  font-size: 1.875rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 3rem 0 1.5rem 0;
  letter-spacing: -0.025em;
}

.article-content h3 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 2.5rem 0 1rem 0;
}

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

.article-content pre {
  background-color: var(--bg-tertiary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  overflow-x: auto;
  margin: 2rem 0;
  font-size: 0.875rem;
}

.article-content code {
  background-color: var(--bg-secondary);
  color: var(--accent-primary);
  padding: 0.25rem 0.5rem;
  border-radius: var(--radius-sm);
  font-size: 0.875em;
  font-weight: 600;
}

.article-footer {
  margin-top: 4rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-primary);
}

.article-actions {
  display: flex;
  gap: 1rem;
  align-items: center;
  justify-content: center;
}

.back-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

.back-link:hover {
  color: var(--text-primary);
}

/* Content Pages */
.content-page {
  max-width: 768px;
  margin: 0 auto;
  padding: 2rem 0;
}

.content-intro {
  font-size: 1.125rem;
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 3rem;
}

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

.content-section h2 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin: 0 0 1rem 0;
  letter-spacing: -0.025em;
}

.content-section p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 1rem;
}

.cta-section {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  margin: 3rem 0;
  text-align: center;
}

.cta-section h2 {
  margin: 0 0 1rem 0;
  color: var(--text-primary);
}

.cta-section p {
  margin: 0 0 2rem 0;
  color: var(--text-secondary);
}

/* Forms */
.form-container {
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-bottom: 2rem;
}

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

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.875rem;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-md);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: 1rem;
  transition: all 0.2s ease;
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-primary);
  box-shadow: 0 0 0 3px rgba(13, 148, 136, 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
  font-family: inherit;
}

.form-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
}

.submit-button {
  background-color: var(--accent-primary);
  color: white;
  border: none;
  padding: 0.75rem 2rem;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
}

.submit-button:hover {
  background-color: var(--accent-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

/* Pagination */
.pagination-wrapper {
  display: flex;
  justify-content: center;
  margin: 3rem 0;
}

.pagination {
  display: flex;
  gap: 0.5rem;
  align-items: center;
}

.pagination a,
.pagination span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.5rem 0.75rem;
  border: 1px solid var(--border-primary);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 0.875rem;
  transition: all 0.2s ease;
}

.pagination a:hover {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
}

.pagination .current {
  background-color: var(--accent-primary);
  color: white;
  border-color: var(--accent-primary);
}

/* Empty States */
.empty-state {
  text-align: center;
  padding: 4rem 1rem;
  color: var(--text-secondary);
}

.empty-state h2 {
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--text-primary);
  margin: 0 0 1rem 0;
}

.empty-state p {
  margin: 0 0 2rem 0;
}

/* Responsive Design */
@media (max-width: 768px) {
  .main-nav {
    flex-direction: column;
    gap: 1rem;
    padding: 1.5rem 1rem;
  }
  
  .nav-menu {
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    text-align: center;
  }
  
  .hero {
    padding: 4rem 0 6rem;
  }
  
  .hero-container {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }
  
  .hero h1 {
    font-size: 2.5rem;
  }
  
  .hero-images {
    height: 300px;
    transform: none;
    grid-template-columns: repeat(2, 1fr);
    grid-template-rows: repeat(2, 1fr);
  }
  
  .hero-image-1 {
    grid-column: 1 / 2;
    grid-row: 1 / 2;
  }
  
  .hero-image-2 {
    grid-column: 2 / 3;
    grid-row: 1 / 2;
  }
  
  .hero-image-3 {
    grid-column: 1 / 2;
    grid-row: 2 / 3;
  }
  
  .hero-image-4 {
    grid-column: 2 / 3;
    grid-row: 2 / 3;
  }
  
  .hero-image-5 {
    display: none;
  }
  
  .page-header {
    padding: 2rem 0;
  }
  
  .page-header h1 {
    font-size: 1.875rem;
  }
  
  .article-header h1 {
    font-size: 2rem;
  }
  
  .main-content {
    padding: 0 1rem;
  }
  
  .footer-menu {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }
  
  .form-actions {
    flex-direction: column;
  }
  
  .article-actions {
    flex-direction: column;
    gap: 1rem;
  }
}