/* ==========================================================================
   Riffr Nun - Marketing Editorial Platform
   Main Stylesheet
   ========================================================================== */

/* Root Variables */
:root {
  /* Colors */
  --color-primary: #1a365d;
  --color-secondary: #0891b2;
  --color-accent: #ea580c;
  --color-text: #1e293b;
  --color-text-light: #64748b;
  --color-bg: #ffffff;
  --color-bg-light: #f8fafc;
  --color-bg-dark: #0f172a;
  --color-border: #e2e8f0;
  --color-success: #059669;
  --color-error: #dc2626;
  
  /* Typography */
  --font-serif: 'Merriweather', Georgia, serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 1.5rem;
  --spacing-lg: 2rem;
  --spacing-xl: 3rem;
  --spacing-xxl: 4rem;
  
  /* Layout */
  --container-max: 1200px;
  --container-narrow: 800px;
  --header-height: 80px;
  
  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.1);
  
  /* Transitions */
  --transition-base: 0.3s ease;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-sans);
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-primary);
  margin-bottom: var(--spacing-md);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.75rem; }
h4 { font-size: 1.5rem; }
h5 { font-size: 1.25rem; }
h6 { font-size: 1rem; }

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

a {
  color: var(--color-secondary);
  text-decoration: none;
  transition: color var(--transition-base);
}

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

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

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

.container-narrow {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Header */
.site-header {
  background-color: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 1000;
  box-shadow: var(--shadow-sm);
}

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

.site-logo {
  font-family: var(--font-serif);
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-primary);
  text-decoration: none;
}

.site-logo:hover {
  color: var(--color-secondary);
}

/* Navigation */
.main-nav ul {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
}

.main-nav a {
  color: var(--color-text);
  font-weight: 500;
  font-size: 0.95rem;
  text-transform: capitalize;
  padding: var(--spacing-xs) 0;
  border-bottom: 2px solid transparent;
  transition: all var(--transition-base);
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--color-secondary);
  border-bottom-color: var(--color-secondary);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  color: var(--color-primary);
  cursor: pointer;
  padding: var(--spacing-xs);
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: white;
  padding: var(--spacing-xxl) 0;
  text-align: center;
}

.hero h1 {
  color: white;
  font-size: 3rem;
  margin-bottom: var(--spacing-md);
}

.hero p {
  font-size: 1.25rem;
  opacity: 0.95;
  max-width: 700px;
  margin: 0 auto var(--spacing-lg);
}

/* Buttons */
.btn {
  display: inline-block;
  padding: var(--spacing-sm) var(--spacing-lg);
  font-family: var(--font-sans);
  font-size: 1rem;
  font-weight: 600;
  text-align: center;
  text-decoration: none;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition-base);
}

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

.btn-primary:hover {
  background-color: #c2410c;
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

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

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

/* Featured Article */
.featured-article {
  padding: var(--spacing-xxl) 0;
}

.featured-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-xl);
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.featured-image {
  position: relative;
  overflow: hidden;
}

.featured-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

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

.featured-content {
  padding: var(--spacing-xl);
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.featured-badge {
  display: inline-block;
  padding: var(--spacing-xs) var(--spacing-sm);
  background-color: var(--color-accent);
  color: white;
  font-size: 0.875rem;
  font-weight: 600;
  text-transform: uppercase;
  border-radius: 4px;
  margin-bottom: var(--spacing-md);
  width: fit-content;
}

.featured-title {
  font-size: 2rem;
  margin-bottom: var(--spacing-md);
}

.featured-title a {
  color: var(--color-primary);
  text-decoration: none;
}

.featured-title a:hover {
  color: var(--color-secondary);
}

.featured-excerpt {
  color: var(--color-text-light);
  margin-bottom: var(--spacing-lg);
}

.article-meta {
  display: flex;
  gap: var(--spacing-md);
  font-size: 0.875rem;
  color: var(--color-text-light);
  margin-bottom: var(--spacing-md);
}

.article-meta span {
  display: flex;
  align-items: center;
  gap: var(--spacing-xs);
}

/* Categories Section */
.categories-section {
  background-color: var(--color-bg-light);
  padding: var(--spacing-xxl) 0;
}

.section-header {
  text-align: center;
  margin-bottom: var(--spacing-xl);
}

.section-title {
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

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

.categories-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-lg);
}

.category-card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.category-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

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

.category-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

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

.category-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom, transparent 0%, rgba(0, 0, 0, 0.7) 100%);
  display: flex;
  align-items: flex-end;
  padding: var(--spacing-md);
}

.category-name {
  color: white;
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0;
}

.category-content {
  padding: var(--spacing-md);
}

.category-description {
  color: var(--color-text-light);
  font-size: 0.95rem;
  margin-bottom: var(--spacing-md);
}

.category-link {
  color: var(--color-secondary);
  font-weight: 600;
  display: inline-flex;
  align-items: center;
  gap: var(--spacing-xs);
}

/* Latest Posts */
.latest-posts {
  padding: var(--spacing-xxl) 0;
}

.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: var(--spacing-xl);
}

.post-card {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
}

.post-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.post-image {
  position: relative;
  height: 240px;
  overflow: hidden;
}

.post-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-base);
}

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

.post-category {
  position: absolute;
  top: var(--spacing-sm);
  left: var(--spacing-sm);
  padding: var(--spacing-xs) var(--spacing-sm);
  background-color: var(--color-accent);
  color: white;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  border-radius: 4px;
}

.post-content {
  padding: var(--spacing-md);
}

.post-title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

.post-title a {
  color: var(--color-primary);
}

.post-title a:hover {
  color: var(--color-secondary);
}

.post-excerpt {
  color: var(--color-text-light);
  font-size: 0.95rem;
  margin-bottom: var(--spacing-md);
}

/* Subscribe Section */
.subscribe-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: white;
  padding: var(--spacing-xxl) 0;
  text-align: center;
}

.subscribe-section h2 {
  color: white;
  font-size: 2.5rem;
  margin-bottom: var(--spacing-sm);
}

.subscribe-section p {
  font-size: 1.125rem;
  opacity: 0.95;
  margin-bottom: var(--spacing-lg);
}

.subscribe-form {
  max-width: 600px;
  margin: 0 auto;
  display: flex;
  gap: var(--spacing-sm);
}

.subscribe-input {
  flex: 1;
  padding: var(--spacing-md);
  font-size: 1rem;
  border: none;
  border-radius: 6px;
  outline: none;
}

.subscribe-input:focus {
  box-shadow: 0 0 0 3px rgba(8, 145, 178, 0.3);
}

/* Footer */
.site-footer {
  background-color: var(--color-bg-dark);
  color: rgba(255, 255, 255, 0.8);
  padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
  color: white;
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
}

.footer-section p {
  font-size: 0.95rem;
  line-height: 1.6;
}

.footer-nav {
  list-style: none;
}

.footer-nav li {
  margin-bottom: var(--spacing-sm);
}

.footer-nav a {
  color: rgba(255, 255, 255, 0.8);
  transition: color var(--transition-base);
}

.footer-nav a:hover {
  color: white;
}

.footer-contact p {
  display: flex;
  align-items: flex-start;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-sm);
}

.footer-bottom {
  text-align: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  font-size: 0.875rem;
}

/* Search & Filter Bar */
.filter-bar {
  background-color: white;
  padding: var(--spacing-lg);
  border-radius: 12px;
  box-shadow: var(--shadow-md);
  margin-bottom: var(--spacing-xl);
}

.filter-grid {
  display: grid;
  grid-template-columns: 2fr 1fr auto;
  gap: var(--spacing-md);
  align-items: center;
}

.search-box {
  position: relative;
}

.search-input {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  padding-left: 2.5rem;
  font-size: 1rem;
  border: 2px solid var(--color-border);
  border-radius: 6px;
  outline: none;
  transition: border-color var(--transition-base);
}

.search-input:focus {
  border-color: var(--color-secondary);
}

.search-icon {
  position: absolute;
  left: var(--spacing-sm);
  top: 50%;
  transform: translateY(-50%);
  color: var(--color-text-light);
}

.category-filter {
  padding: var(--spacing-sm) var(--spacing-md);
  font-size: 1rem;
  border: 2px solid var(--color-border);
  border-radius: 6px;
  outline: none;
  cursor: pointer;
  background-color: white;
  transition: border-color var(--transition-base);
}

.category-filter:focus {
  border-color: var(--color-secondary);
}

/* Forms */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
  color: var(--color-text);
}

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--spacing-sm) var(--spacing-md);
  font-family: var(--font-sans);
  font-size: 1rem;
  border: 2px solid var(--color-border);
  border-radius: 6px;
  outline: none;
  transition: border-color var(--transition-base);
}

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

.form-textarea {
  resize: vertical;
  min-height: 150px;
}

.form-error {
  display: none;
  color: var(--color-error);
  font-size: 0.875rem;
  margin-top: var(--spacing-xs);
}

.form-group.error .form-error {
  display: block;
}

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

/* Cookie Consent Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: var(--color-bg-dark);
  color: white;
  padding: var(--spacing-lg);
  box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.2);
  z-index: 10000;
  transform: translateY(100%);
  transition: transform 0.4s ease-in-out;
}

.cookie-banner.show {
  transform: translateY(0);
}

.cookie-content {
  max-width: var(--container-max);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: var(--spacing-lg);
  align-items: center;
}

.cookie-text {
  font-size: 0.95rem;
  line-height: 1.6;
}

.cookie-text a {
  color: var(--color-secondary);
  text-decoration: underline;
}

.cookie-buttons {
  display: flex;
  gap: var(--spacing-sm);
  flex-wrap: wrap;
}

.cookie-btn {
  padding: var(--spacing-sm) var(--spacing-lg);
  font-size: 0.95rem;
  font-weight: 600;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  transition: all var(--transition-base);
  white-space: nowrap;
}

.cookie-accept {
  background-color: var(--color-accent);
  color: white;
}

.cookie-accept:hover {
  background-color: #c2410c;
}

.cookie-decline {
  background-color: transparent;
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
}

.cookie-decline:hover {
  border-color: white;
}

/* Team Grid (for About page) */
.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--spacing-xl);
  margin-top: var(--spacing-xl);
}

.team-member {
  background: white;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  text-align: center;
}

.team-member:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

.team-photo {
  width: 100%;
  height: 320px;
  overflow: hidden;
  background-color: var(--color-bg-light);
}

.team-photo img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.team-info {
  padding: var(--spacing-lg);
}

.team-name {
  font-size: 1.5rem;
  color: var(--color-primary);
  margin-bottom: var(--spacing-xs);
}

.team-role {
  color: var(--color-secondary);
  font-weight: 600;
  font-size: 1rem;
  margin-bottom: var(--spacing-md);
}

.team-bio {
  color: var(--color-text-light);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Map Container */
.map-container {
  width: 100%;
  height: 450px;
  border-radius: 12px;
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-bottom: var(--spacing-xl);
}

.map-container iframe {
  width: 100%;
  height: 100%;
  border: none;
}

/* Page Specific Styles */
.page-header {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
  color: white;
  padding: var(--spacing-xxl) 0;
  text-align: center;
}

.page-header h1 {
  color: white;
  font-size: 3rem;
  margin-bottom: var(--spacing-sm);
}

.page-header p {
  font-size: 1.25rem;
  opacity: 0.95;
  max-width: 700px;
  margin: 0 auto;
}

.page-content {
  padding: var(--spacing-xxl) 0;
}

.content-section {
  margin-bottom: var(--spacing-xxl);
}

.content-section h2 {
  margin-bottom: var(--spacing-md);
}

.content-section p,
.content-section ul {
  margin-bottom: var(--spacing-md);
}

.content-section ul {
  padding-left: var(--spacing-lg);
}

.content-section li {
  margin-bottom: var(--spacing-sm);
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.mt-lg {
  margin-top: var(--spacing-lg);
}

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

/* Responsive Design */
@media (max-width: 1024px) {
  .footer-content {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  /* Typography */
  h1 { font-size: 2rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.5rem; }
  
  /* Header */
  .header-content {
    height: 70px;
  }
  
  .menu-toggle {
    display: block;
  }
  
  .main-nav {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: white;
    border-top: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
  }
  
  .main-nav.active {
    max-height: 500px;
  }
  
  .main-nav ul {
    flex-direction: column;
    gap: 0;
    padding: var(--spacing-md) 0;
  }
  
  .main-nav li {
    border-bottom: 1px solid var(--color-border);
  }
  
  .main-nav a {
    display: block;
    padding: var(--spacing-md);
    border-bottom: none;
  }
  
  /* Hero */
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero p {
    font-size: 1rem;
  }
  
  /* Featured Article */
  .featured-card {
    grid-template-columns: 1fr;
  }
  
  .featured-image {
    height: 300px;
  }
  
  /* Filter Bar */
  .filter-grid {
    grid-template-columns: 1fr;
  }
  
  /* Posts Grid */
  .posts-grid {
    grid-template-columns: 1fr;
  }
  
  /* Subscribe Form */
  .subscribe-form {
    flex-direction: column;
  }
  
  /* Footer */
  .footer-content {
    grid-template-columns: 1fr;
  }
  
  /* Cookie Banner */
  .cookie-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .cookie-buttons {
    justify-content: center;
  }
  
  /* Team Grid */
  .team-grid {
    grid-template-columns: 1fr;
  }
  
  /* Map */
  .map-container {
    height: 350px;
  }
  
  /* Page Header */
  .page-header h1 {
    font-size: 2rem;
  }
  
  .page-header p {
    font-size: 1rem;
  }
}

@media (max-width: 480px) {
  :root {
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-xxl: 2.5rem;
  }
  
  .hero h1 {
    font-size: 1.75rem;
  }
  
  .section-title {
    font-size: 2rem;
  }
  
  .categories-grid {
    grid-template-columns: 1fr;
  }
}