/* Aspect Daily - Exposure Site Styles */
:root {
  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-primary-light: #3b82f6;
  --color-accent: #0ea5e9;
  --color-text: #1e293b;
  --color-text-muted: #64748b;
  --color-text-light: #94a3b8;
  --color-bg: #ffffff;
  --color-bg-alt: #f8fafc;
  --color-bg-dark: #0f172a;
  --color-border: #e2e8f0;
  --color-card-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.07), 0 2px 4px -2px rgb(0 0 0 / 0.05);
  --color-card-shadow-hover: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.08);
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-display: 'Plus Jakarta Sans', var(--font-sans);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --container-max: 1200px;
  --header-height: 72px;
  --transition: 0.2s ease;
}

*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none;
}

.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
  height: var(--header-height);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.logo {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-primary);
  letter-spacing: -0.02em;
}

.logo span {
  color: var(--color-text);
}

.nav-main {
  display: flex;
  align-items: center;
  gap: 8px;
}

.nav-main > li {
  position: relative;
}

.nav-main > li > a,
.nav-main .nav-link {
  display: block;
  padding: 10px 16px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--color-text);
  border-radius: var(--radius-sm);
  transition: background var(--transition), color var(--transition);
}

.nav-main > li > a:hover,
.nav-main .nav-link:hover {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

.nav-main > li > a.active {
  color: var(--color-primary);
}

/* Dropdown */
.has-dropdown .dropdown {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 200px;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--color-card-shadow-hover);
  padding: 8px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: all var(--transition);
}

.has-dropdown:hover .dropdown {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown a {
  display: block;
  padding: 10px 14px;
  font-size: 0.875rem;
  border-radius: var(--radius-sm);
  transition: background var(--transition);
}

.dropdown a:hover {
  background: var(--color-bg-alt);
  color: var(--color-primary);
}

/* Mobile menu toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
}

.menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: var(--transition);
}

/* Hero */
.hero {
  position: relative;
  padding: 100px 0 120px;
  background: linear-gradient(135deg, #eff6ff 0%, #f0f9ff 50%, #ffffff 100%);
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -20%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(37, 99, 235, 0.08) 0%, transparent 70%);
  border-radius: 50%;
}

.hero-content {
  position: relative;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 5vw, 3.25rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 20px;
  color: var(--color-text);
}

.hero p {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  margin-bottom: 32px;
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
}

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 10px 20px -5px rgba(37, 99, 235, 0.4);
}

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

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

/* Section */
.section {
  padding: 80px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 48px;
}

.section-header h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.section-header p {
  color: var(--color-text-muted);
  font-size: 1.0625rem;
}

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

/* Featured cards */
.featured-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.featured-card {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
  box-shadow: var(--color-card-shadow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.featured-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--color-card-shadow-hover);
}

.featured-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.featured-card-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.85) 0%, rgba(15, 23, 42, 0.2) 50%, transparent 100%);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 24px;
  color: white;
}

.featured-card .category-badge {
  display: inline-block;
  padding: 4px 12px;
  background: var(--color-primary);
  border-radius: 20px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 10px;
  width: fit-content;
}

.featured-card h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.3;
  margin-bottom: 6px;
}

.featured-card .date {
  font-size: 0.8125rem;
  opacity: 0.8;
}

/* Category filters */
.filter-tabs {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 8px;
  margin-bottom: 40px;
}

.filter-tab {
  padding: 10px 20px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: 30px;
  cursor: pointer;
  transition: all var(--transition);
}

.filter-tab:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.filter-tab.active {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

/* Article grid */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.article-card {
  background: var(--color-bg);
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border);
  transition: transform var(--transition), box-shadow var(--transition);
}

.article-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--color-card-shadow-hover);
}

.article-card-image {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
}

.article-card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

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

.article-card-body {
  padding: 24px;
}

.article-card .category-badge {
  display: inline-block;
  padding: 4px 10px;
  background: #eff6ff;
  color: var(--color-primary);
  border-radius: 4px;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 12px;
}

.article-card h3 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  line-height: 1.35;
  margin-bottom: 10px;
  color: var(--color-text);
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-card .excerpt {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  line-height: 1.6;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.article-meta {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.8125rem;
  color: var(--color-text-light);
}

.article-meta .author {
  font-weight: 500;
  color: var(--color-text-muted);
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 8px;
  margin-top: 48px;
}

.pagination button,
.pagination a {
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 40px;
  height: 40px;
  padding: 0 12px;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-text-muted);
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition);
}

.pagination button:hover:not(:disabled),
.pagination a:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.pagination button.active,
.pagination a.active {
  background: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

.pagination button:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.pagination button[aria-label="Previous page"],
.pagination button[aria-label="Next page"] {
  font-size: 1.125rem;
  line-height: 1;
  font-family: system-ui, sans-serif;
}

/* Newsletter */
.newsletter {
  background: linear-gradient(135deg, var(--color-bg-dark) 0%, #1e3a5f 100%);
  color: white;
  padding: 80px 0;
  text-align: center;
}

.newsletter h2 {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 12px;
}

.newsletter p {
  opacity: 0.85;
  margin-bottom: 32px;
  font-size: 1.0625rem;
}

.newsletter-form {
  display: flex;
  gap: 12px;
  max-width: 480px;
  margin: 0 auto;
  flex-wrap: wrap;
  justify-content: center;
}

.newsletter-form input {
  flex: 1;
  min-width: 220px;
  padding: 14px 20px;
  font-size: 0.9375rem;
  border: none;
  border-radius: var(--radius-md);
  outline: none;
}

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

.newsletter-form .btn-primary:hover {
  background: #0284c7;
}

/* Footer */
.site-footer {
  background: var(--color-bg-dark);
  color: #cbd5e1;
  padding: 64px 0 32px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand .logo {
  color: white;
  margin-bottom: 16px;
  display: inline-block;
}

.footer-brand .logo span {
  color: var(--color-accent);
}

.footer-brand p {
  font-size: 0.875rem;
  line-height: 1.7;
  opacity: 0.8;
}

.footer-col h4 {
  color: white;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 20px;
}

.footer-col ul li {
  margin-bottom: 10px;
}

.footer-col a {
  font-size: 0.875rem;
  opacity: 0.8;
  transition: opacity var(--transition), color var(--transition);
}

.footer-col a:hover {
  opacity: 1;
  color: var(--color-accent);
}

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  text-align: center;
  font-size: 0.8125rem;
  opacity: 0.6;
}

/* Page hero (inner pages) */
.page-hero {
  padding: 60px 0;
  background: var(--color-bg-alt);
  text-align: center;
}

.page-hero h1 {
  font-family: var(--font-display);
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.page-hero p {
  color: var(--color-text-muted);
  font-size: 1.0625rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Article detail */
.article-detail {
  max-width: 760px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

.article-detail-header {
  margin-bottom: 32px;
}

.article-detail-header .category-badge {
  margin-bottom: 16px;
}

.article-detail-header h1 {
  font-family: var(--font-display);
  font-size: clamp(1.75rem, 4vw, 2.5rem);
  font-weight: 800;
  line-height: 1.2;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
}

.article-detail-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  padding-bottom: 24px;
  border-bottom: 1px solid var(--color-border);
}

.article-featured-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  margin-bottom: 40px;
  aspect-ratio: 16/9;
}

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

.article-content {
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--color-text);
}

.article-content p {
  margin-bottom: 1.5em;
}

.article-content .article-lead {
  font-size: 1.1875rem;
  line-height: 1.75;
  color: var(--color-text-muted);
}

.article-content h2 {
  font-family: var(--font-display);
  font-size: 1.5rem;
  font-weight: 700;
  margin: 2em 0 0.75em;
}

.article-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  margin: 1.5em 0 0.5em;
}

.article-content ul,
.article-content ol {
  margin: 0 0 1.5em 1.5em;
}

.article-content li {
  margin-bottom: 0.5em;
  list-style: disc;
}

.article-content ol li {
  list-style: decimal;
}

/* Products page */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.product-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  transition: box-shadow var(--transition);
}

.product-card:hover {
  box-shadow: var(--color-card-shadow-hover);
}

.product-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 20px;
  background: linear-gradient(135deg, #eff6ff, #dbeafe);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.75rem;
}

.product-card h3 {
  font-family: var(--font-display);
  font-size: 1.125rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.product-card p {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

a.product-card-link {
  display: block;
  color: inherit;
  text-decoration: none;
  cursor: pointer;
}

a.product-card-link:hover {
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.product-card-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 24px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--color-primary);
  border: 2px solid var(--color-primary);
  border-radius: var(--radius-md);
  transition: all var(--transition);
}

a.product-card-link:hover .product-card-cta {
  background: var(--color-primary);
  color: white;
}

/* Article inline images */
.article-figure {
  margin: 2em 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.article-figure img {
  display: block;
  width: 100%;
  min-height: 200px;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  background: var(--color-bg-alt);
}

.article-figure figcaption {
  padding: 12px 16px;
  font-size: 0.875rem;
  color: var(--color-text-muted);
  background: var(--color-bg-alt);
  text-align: center;
}

.article-gallery {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
  margin: 2em 0;
}

.article-gallery .article-figure {
  margin: 0;
}

@media (max-width: 640px) {
  .article-gallery {
    grid-template-columns: 1fr;
  }
}

/* Contact form */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: start;
}

.contact-info h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  margin-bottom: 16px;
}

.contact-info p {
  color: var(--color-text-muted);
  margin-bottom: 24px;
}

.contact-item {
  display: flex;
  gap: 16px;
  margin-bottom: 20px;
}

.contact-item-icon {
  width: 44px;
  height: 44px;
  background: #eff6ff;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.contact-form {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px;
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.875rem;
  font-weight: 500;
  margin-bottom: 8px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  font-size: 0.9375rem;
  font-family: inherit;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-primary);
}

.form-group textarea {
  min-height: 140px;
  resize: vertical;
}

/* About page */
.about-content {
  max-width: 800px;
  margin: 0 auto;
}

.about-content p {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  margin-bottom: 1.5em;
  line-height: 1.8;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin: 48px 0;
}

.stat-item {
  text-align: center;
  padding: 24px;
  background: var(--color-bg-alt);
  border-radius: var(--radius-md);
}

.stat-item .number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--color-primary);
}

.stat-item .label {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  margin-top: 4px;
}

/* Toast notification */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  padding: 16px 24px;
  background: var(--color-bg-dark);
  color: white;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  box-shadow: var(--color-card-shadow-hover);
  transform: translateY(100px);
  opacity: 0;
  transition: all 0.3s ease;
  z-index: 9999;
}

.toast.show {
  transform: translateY(0);
  opacity: 1;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 60px 24px;
  color: var(--color-text-muted);
}

/* Responsive */
@media (max-width: 1024px) {
  .featured-grid,
  .articles-grid,
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }

  .nav-main {
    position: fixed;
    top: var(--header-height);
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--color-bg);
    flex-direction: column;
    align-items: stretch;
    padding: 24px;
    gap: 4px;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    overflow-y: auto;
  }

  .nav-main.open {
    transform: translateX(0);
  }

  .has-dropdown .dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: none;
    padding-left: 16px;
    display: none;
  }

  .has-dropdown.open .dropdown {
    display: block;
  }

  .featured-grid,
  .articles-grid,
  .products-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .section {
    padding: 60px 0;
  }

  .newsletter-form {
    flex-direction: column;
  }

  .newsletter-form input {
    width: 100%;
  }
}