/* Variables */
:root {
  /* Light Theme (Default) */
  --color-primary: #4a6bff;
  --color-primary-dark: #3a56cc;
  --color-primary-light: #7a8eff;
  --color-secondary: #ff7e5f;
  --color-secondary-dark: #e56e54;
  --color-secondary-light: #ff9e85;
  --color-background: #ffffff;
  --color-surface: #f9fbfd;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-border: #e0e0e0;
  --color-success: #28a745;
  --color-error: #dc3545;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --border-radius: 8px;
  --transition: all 0.3s ease;
}

/* Dark Theme */
[data-theme="dark"] {
  --color-primary: #5a7bff;
  --color-primary-dark: #4a66cc;
  --color-primary-light: #8a9eff;
  --color-secondary: #ff9e85;
  --color-secondary-dark: #e58e75;
  --color-secondary-light: #ffbeaa;
  --color-background: #1a1a2e;
  --color-surface: #222340;
  --color-text: #e6e6e6;
  --color-text-light: #b0b0b0;
  --color-border: #444466;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.2);
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.25);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.3);
}

/* Colorful Theme */
[data-theme="colorful"] {
  --color-primary: #7209b7;
  --color-primary-dark: #560a8a;
  --color-primary-light: #9d4edd;
  --color-secondary: #f72585;
  --color-secondary-dark: #d01f71;
  --color-secondary-light: #ff5aa7;
  --color-background: #ffffff;
  --color-surface: #f8f5fe;
  --color-text: #333333;
  --color-text-light: #666666;
  --color-border: #e0e0e0;
  --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
}

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

html {
  font-size: 62.5%; /* 10px */
  scroll-behavior: smooth;
}

body {
  font-family: 'Nunito', 'Segoe UI', sans-serif;
  font-size: 1.6rem;
  line-height: 1.6;
  color: var(--color-text);
  background-color: var(--color-background);
  transition: background-color 0.3s ease, color 0.3s ease;
}

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

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

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

ul {
  list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: 'Montserrat', 'Segoe UI', sans-serif;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text);
  margin-bottom: 1.5rem;
}

h1 {
  font-size: 3.6rem;
}

h2 {
  font-size: 2.8rem;
}

h3 {
  font-size: 2.2rem;
}

h4 {
  font-size: 1.8rem;
}

p {
  margin-bottom: 1.5rem;
}

/* Container */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Buttons */
.btn {
  display: inline-block;
  font-weight: 600;
  text-align: center;
  white-space: nowrap;
  vertical-align: middle;
  cursor: pointer;
  padding: 1.2rem 2.4rem;
  font-size: 1.6rem;
  border-radius: var(--border-radius);
  transition: var(--transition);
  border: none;
  outline: none;
}

.btn:hover {
  transform: translateY(-2px);
}

.btn:active {
  transform: translateY(0);
}

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

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

.btn-secondary {
  background-color: var(--color-secondary);
  color: white;
  box-shadow: var(--shadow-sm);
}

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

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

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

.btn-sm {
  padding: 0.8rem 1.6rem;
  font-size: 1.4rem;
}

/* Theme Selector */
.theme-selector {
  position: fixed;
  top: 1rem;
  right: 1rem;
  background-color: var(--color-surface);
  border-radius: var(--border-radius);
  padding: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  box-shadow: var(--shadow);
  z-index: 1000;
}

.theme-selector span {
  font-size: 1.4rem;
  font-weight: 600;
  margin-right: 0.5rem;
}

.theme-selector button {
  background-color: transparent;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  padding: 0.4rem 0.8rem;
  font-size: 1.2rem;
  cursor: pointer;
  transition: var(--transition);
}

.theme-selector button:hover {
  background-color: var(--color-primary-light);
  color: white;
}

.theme-selector button.active {
  background-color: var(--color-primary);
  color: white;
  border-color: var(--color-primary);
}

/* Header & Navigation */
header {
  background-color: var(--color-background);
  box-shadow: var(--shadow);
  padding: 2rem 0;
  position: sticky;
  top: 0;
  z-index: 100;
  transition: var(--transition);
}

header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo img {
  height: 5rem;
  width: auto;
}

.navbar {
  display: flex;
  gap: 2rem;
}

.navbar a {
  font-weight: 600;
  font-size: 1.6rem;
  color: var(--color-text);
  position: relative;
}

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

.navbar a.active {
  color: var(--color-primary);
}

.navbar a.active::after {
  content: '';
  position: absolute;
  width: 100%;
  height: 2px;
  background-color: var(--color-primary);
  bottom: -5px;
  left: 0;
}

.menu-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
}

.menu-toggle svg {
  fill: var(--color-text);
}

/* Hero Section */
.hero {
  padding: 8rem 0;
  display: flex;
  align-items: center;
  gap: 4rem;
  overflow: hidden;
}

.hero-image {
  width: 50%;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  object-fit: cover;
}

.hero h1 {
  font-size: 4rem;
  margin-bottom: 2rem;
  line-height: 1.2;
}

.hero p {
  font-size: 1.8rem;
  color: var(--color-text-light);
  margin-bottom: 3rem;
}

/* Featured Posts Section */
.featured-posts {
  padding: 8rem 0;
  background-color: var(--color-surface);
}

.featured-posts h2 {
  text-align: center;
  margin-bottom: 4rem;
}

.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
}

.post-card {
  background-color: var(--color-background);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

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

.post-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.post-content {
  padding: 2rem;
}

.post-content h3 {
  font-size: 1.8rem;
  margin-bottom: 1rem;
}

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

.read-more {
  font-weight: 600;
  color: var(--color-primary);
  position: relative;
  display: inline-block;
}

.read-more::after {
  content: '→';
  margin-left: 0.5rem;
  transition: var(--transition);
}

.read-more:hover::after {
  margin-left: 0.8rem;
}

.post-card.featured {
  grid-column: 1 / -1;
  display: flex;
  flex-direction: column;
}

.post-card.featured img {
  height: 300px;
}

@media (min-width: 768px) {
  .post-card.featured {
    flex-direction: row;
  }
  
  .post-card.featured img {
    width: 50%;
    height: auto;
  }
}

.center {
  text-align: center;
  margin-top: 4rem;
}

/* Newsletter Section */
.newsletter {
  padding: 8rem 0;
  background-color: var(--color-primary);
  color: white;
  text-align: center;
}

.newsletter h2, .newsletter p {
  color: white;
}

.newsletter p {
  font-size: 1.8rem;
  margin-bottom: 3rem;
}

.newsletter-form {
  display: flex;
  justify-content: center;
  gap: 1rem;
  flex-wrap: wrap;
  max-width: 600px;
  margin: 0 auto;
}

.newsletter-form input {
  flex-grow: 1;
  min-width: 250px;
  padding: 1.2rem 2rem;
  font-size: 1.6rem;
  border: none;
  border-radius: var(--border-radius);
  outline: none;
}

/* Footer */
footer {
  background-color: var(--color-surface);
  padding: 6rem 0 2rem;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 4rem;
  margin-bottom: 4rem;
}

.footer-about {
  max-width: 300px;
}

.footer-logo {
  width: 120px;
  margin-bottom: 1.5rem;
}

.social-links {
  display: flex;
  gap: 1.5rem;
  margin-top: 2rem;
}

.social-links a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  background-color: var(--color-background);
  border-radius: 50%;
  color: var(--color-primary);
  transition: var(--transition);
}

.social-links a:hover {
  background-color: var(--color-primary);
  transform: translateY(-3px);
}

.social-links a:hover svg {
  fill: white;
}

.social-links svg {
  fill: var(--color-primary);
  transition: var(--transition);
}

.footer-links h3, .footer-contact h3 {
  font-size: 1.8rem;
  margin-bottom: 2rem;
}

.footer-links ul li {
  margin-bottom: 1rem;
}

.footer-links a {
  color: var(--color-text-light);
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--color-primary);
  padding-left: 0.5rem;
}

.footer-contact address {
  font-style: normal;
}

.footer-contact p {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
}

.footer-contact svg {
  fill: var(--color-primary);
}

.copyright {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid var(--color-border);
  font-size: 1.4rem;
  color: var(--color-text-light);
}

/* Cookie Banner */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background-color: var(--color-surface);
  box-shadow: var(--shadow-lg);
  padding: 2rem;
  z-index: 1000;
  display: none;
}

.cookie-banner.active {
  display: block;
}

.cookie-content {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 2rem;
}

.cookie-content p {
  margin-bottom: 0;
  flex-grow: 1;
  max-width: 60%;
}

.cookie-buttons {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

/* Page Header */
.page-header {
  background-color: var(--color-primary-light);
  color: white;
  padding: 6rem 0;
  text-align: center;
}

.page-header h1, .page-header p {
  color: white;
}

.page-header p {
  font-size: 1.8rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Blog Page */
.blog-content {
  padding: 6rem 0;
}

.blog-grid {
  display: flex;
  flex-direction: column;
  gap: 4rem;
}

.blog-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-surface);
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: var(--transition);
}

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

.blog-image {
  overflow: hidden;
}

.blog-image img {
  width: 100%;
  height: 300px;
  object-fit: cover;
  transition: var(--transition);
}

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

.blog-details {
  padding: 2.5rem;
}

.blog-details h2 {
  font-size: 2.4rem;
  margin-bottom: 1.5rem;
}

.blog-meta {
  display: flex;
  gap: 2rem;
  margin-bottom: 2rem;
  color: var(--color-text-light);
  font-size: 1.4rem;
}

.blog-details p {
  margin-bottom: 2.5rem;
}

@media (min-width: 768px) {
  .blog-card {
    flex-direction: row;
  }
  
  .blog-image {
    width: 40%;
  }
  
  .blog-details {
    width: 60%;
  }
}

/* Contact Page */
.contact-content {
  padding: 6rem 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
}

@media (min-width: 768px) {
  .contact-grid {
    grid-template-columns: 1fr 2fr;
  }
}

.contact-info {
  background-color: var(--color-surface);
  padding: 3rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.info-item {
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}

.info-icon {
  background-color: var(--color-primary-light);
  width: 5rem;
  height: 5rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.info-icon svg {
  fill: white;
}

.info-text h3 {
  font-size: 1.8rem;
  margin-bottom: 0.5rem;
}

.contact-social h3 {
  margin-bottom: 1.5rem;
}

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

.contact-form {
  background-color: var(--color-surface);
  padding: 3rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

.form-group {
  margin-bottom: 2rem;
}

.form-group label {
  display: block;
  font-weight: 600;
  margin-bottom: 0.8rem;
}

.form-group input, .form-group textarea {
  width: 100%;
  padding: 1.2rem;
  font-size: 1.6rem;
  border: 1px solid var(--color-border);
  border-radius: var(--border-radius);
  background-color: var(--color-background);
  color: var(--color-text);
  transition: var(--transition);
}

.form-group input:focus, .form-group textarea:focus {
  border-color: var(--color-primary);
  outline: none;
}

.form-group.checkbox {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.form-group.checkbox label {
  margin-bottom: 0;
}

.form-group.checkbox input {
  width: auto;
}

.map-section {
  padding-bottom: 6rem;
}

.map-container {
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  height: 450px;
}

.thank-you-message {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.5);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1001;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
}

.thank-you-message.active {
  opacity: 1;
  visibility: visible;
}

.thank-you-content {
  background-color: var(--color-background);
  padding: 4rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-lg);
  text-align: center;
  position: relative;
  max-width: 500px;
}

.close-btn {
  position: absolute;
  top: 1rem;
  right: 1rem;
  background: none;
  border: none;
  font-size: 2.4rem;
  cursor: pointer;
  color: var(--color-text-light);
}

.check-icon {
  fill: var(--color-success);
  margin-bottom: 2rem;
}

/* About Page */
.about-intro {
  padding: 6rem 0;
}

.about-content {
  display: grid;
  grid-template-columns: 1fr;
  gap: 4rem;
}

.about-text h2 {
  margin-top: 4rem;
}

.about-text h2:first-child {
  margin-top: 0;
}

.about-image img {
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
}

@media (min-width: 768px) {
  .about-content {
    grid-template-columns: 3fr 2fr;
  }
}

.values {
  padding: 6rem 0;
  background-color: var(--color-surface);
  text-align: center;
}

.values h2 {
  margin-bottom: 4rem;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 3rem;
}

.value-card {
  background-color: var(--color-background);
  padding: 3rem 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  transition: var(--transition);
}

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

.value-icon {
  margin-bottom: 2rem;
}

.value-icon svg {
  fill: var(--color-primary);
}

.value-card h3 {
  font-size: 2rem;
  margin-bottom: 1.5rem;
}

.team {
  padding: 6rem 0;
}

.team h2, .team-intro {
  text-align: center;
}

.team-intro {
  max-width: 700px;
  margin: 0 auto 4rem;
  font-size: 1.8rem;
  color: var(--color-text-light);
}

.team-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 4rem;
}

.team-member {
  text-align: center;
}

.team-member img {
  width: 100%;
  max-width: 250px;
  height: auto;
  border-radius: 50%;
  margin: 0 auto 2rem;
  box-shadow: var(--shadow);
}

.team-member h3 {
  margin-bottom: 0.5rem;
}

.team-member p:first-of-type {
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.team-member .social-links {
  justify-content: center;
  margin-top: 1.5rem;
}

.cta {
  padding: 8rem 0;
  background-color: var(--color-primary);
  color: white;
  text-align: center;
}

.cta h2, .cta p {
  color: white;
}

.cta p {
  font-size: 1.8rem;
  margin-bottom: 3rem;
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}

.cta-buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 2rem;
}

/* Single Post Page */
.post {
  padding: 6rem 0;
}

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

.post-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  margin-top: 2rem;
}

.post-author {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.author-avatar {
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  object-fit: cover;
}

.post-details {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  color: var(--color-text-light);
  font-size: 1.4rem;
}

.post-featured-image {
  margin-bottom: 4rem;
  border-radius: var(--border-radius);
  overflow: hidden;
  box-shadow: var(--shadow);
}

.post-featured-image img {
  width: 100%;
  max-height: 500px;
  object-fit: cover;
}

.post-content {
  max-width: 800px;
  margin: 0 auto;
  font-size: 1.8rem;
  line-height: 1.8;
}

.post-content .lead {
  font-size: 2rem;
  color: var(--color-text-light);
  font-weight: 600;
}

.post-content h2 {
  margin-top: 4rem;
  margin-bottom: 2rem;
}

.post-tags {
  margin: 4rem 0;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
}

.post-tags span {
  font-weight: 600;
}

.post-tags a {
  display: inline-block;
  padding: 0.5rem 1.5rem;
  background-color: var(--color-surface);
  border-radius: 2rem;
  color: var(--color-text-light);
  font-size: 1.4rem;
  transition: var(--transition);
}

.post-tags a:hover {
  background-color: var(--color-primary);
  color: white;
}

.post-share {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin-bottom: 4rem;
}

.post-share span {
  font-weight: 600;
}

.post-share a {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  border-radius: 50%;
  background-color: var(--color-surface);
  transition: var(--transition);
}

.post-share a:hover {
  transform: translateY(-3px);
  background-color: var(--color-primary);
}

.post-share svg {
  fill: var(--color-primary);
  transition: var(--transition);
}

.post-share a:hover svg {
  fill: white;
}

.post-navigation {
  margin: 4rem 0;
  padding: 2rem 0;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.post-navigation-links {
  display: flex;
  justify-content: space-between;
  gap: 2rem;
  flex-wrap: wrap;
}

.prev-post, .next-post {
  flex: 1;
  min-width: 250px;
}

.prev-post {
  text-align: left;
}

.next-post {
  text-align: right;
}

.post-navigation-links span {
  display: block;
  font-size: 1.4rem;
  color: var(--color-text-light);
  margin-bottom: 0.5rem;
}

.post-navigation-links p {
  font-weight: 600;
  margin-bottom: 0;
}

.related-posts {
  margin-top: 6rem;
}

.related-posts h2 {
  text-align: center;
  margin-bottom: 4rem;
}

/* Media Queries */
@media (max-width: 991px) {
  html {
    font-size: 60%;
  }
  
  .hero {
    flex-direction: column-reverse;
    text-align: center;
    padding: 6rem 0;
  }
  
  .hero-image {
    width: 100%;
  }
}

@media (max-width: 768px) {
  html {
    font-size: 58%;
  }
  
  .navbar {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background-color: var(--color-background);
    box-shadow: var(--shadow-lg);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 3rem;
    transition: var(--transition);
  }
  
  .navbar.active {
    right: 0;
  }
  
  .menu-toggle {
    display: block;
    z-index: 1001;
  }
  
  .cookie-content {
    flex-direction: column;
    text-align: center;
  }
  
  .cookie-content p {
    max-width: 100%;
  }
  
  .cookie-buttons {
    justify-content: center;
  }
  
  .newsletter-form {
    flex-direction: column;
  }
}

@media (max-width: 576px) {
  html {
    font-size: 55%;
  }
  
  h1 {
    font-size: 3rem;
  }
  
  h2 {
    font-size: 2.4rem;
  }
  
  .post-meta {
    flex-direction: column;
    gap: 1rem;
  }
  
  .post-navigation-links {
    flex-direction: column;
  }
  
  .next-post, .prev-post {
    text-align: center;
  }
}