@import url('https://fonts.googleapis.com/css2?family=Open+Sans:ital,wght@0,300..800;1,300..800&display=swap');

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

:root {
    --primary-color: #ffffff;
    --primary-dark: #ffffff;
    --secondary-color: #ffffff;
    --accent-color: #ffffff;
    --bg-primary: #000000;
    --bg-secondary: #000000;
    --bg-tertiary: #000000;
    --text-primary: #ffffff;
    --text-secondary: #ffffff;
    --text-muted: #71717a;
    --border-color: rgba(255, 255, 255, 0.1);
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --success-color: #10b981;
    --error-color: #ef4444;
    --warning-color: #f59e0b;
    --background: #000000;
    --primary-light: rgba(123, 63, 228, 0.1);
    --surface: #0a0a0a;
    --surface-hover: #111111;
    --card-bg: #0a0a0a;
    --border-hover: #2a2a2a;
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.7);
    --radius: 12px;
    --transition: all 0.3s ease;
}


body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: rgba(10, 10, 10, 0.8);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.95);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-logo .logo-text {
    font-size: 1.5rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-decoration: none;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    transition: width 0.3s ease;
}

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

.nav-cta {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: rgb(0, 0, 0);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.3);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.bar {
    width: 25px;
    height: 3px;
    background-color: var(--text-primary);
    transition: 0.3s;
    border-radius: 2px;
}




@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        width: 100%;
        background: rgba(10, 10, 10, 0.95);
        backdrop-filter: blur(20px);
        border-top: 1px solid var(--border-color);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
    }


    .oauth-section{
        flex-direction: column;
    }
    .nav-menu.active {
        transform: translateX(0);
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active .bar:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle.active .bar:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active .bar:nth-child(3) {
        transform: rotate(-45deg) translate(7px, -6px);
    }

}


/* Buttons */
.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: rgb(0, 0, 0);
    border: none;
    padding: 1rem 2rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(255, 255, 255, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 65px rgba(255, 255, 255, 0.4);
}

.btn-secondary {
    background: var(--glass-bg);
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    padding: 1rem 2rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.btn-outline {
    background: transparent;
    color: var(--text-primary);
    border: 2px solid var(--border-color);
    padding: 0.875rem 2rem;
    border-radius: 12px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-outline:hover {
    border-color: var(--primary-color);
    background: rgba(99, 102, 241, 0.1);
    transform: translateY(-2px);
}

.full-width {
    width: 100%;
}


/* Main Content */
.blog-main {
  max-width: 1400px;
  margin: 0 auto;
  padding: 3rem 2rem;
}

/* Hero Section */
.blog-hero {
  text-align: center;
  margin-bottom: 4rem;
  padding: 2rem 0;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  margin-bottom: 1rem;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  color: var(--text-secondary);
  font-size: 1.25rem;
  max-width: 600px;
  margin: 0 auto;
}

/* Search Container */
.search-container {
  margin-bottom: 4rem;
  display: flex;
  gap: 2rem;
  align-items: center;
  flex-wrap: wrap;
}

.search-box {
  position: relative;
  flex: 1;
  min-width: 300px;
}

.search-icon {
  position: absolute;
  left: 1.25rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  pointer-events: none;
}

.search-input {
  width: 100%;
  padding: 1rem 1.25rem 1rem 3.5rem;
  background: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  color: var(--text-primary);
  font-size: 1rem;
  transition: var(--transition);
}

.search-input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px var(--primary-light);
}

.search-input::placeholder {
  color: var(--text-muted);
}

.filter-buttons {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.filter-btn {
  padding: 0.75rem 1.5rem;
  background: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition);
  font-size: 0.875rem;
  font-weight: 500;
}

.filter-btn:hover {
  border-color: var(--primary-color);
  color: var(--primary-color);
  background: var(--primary-light);
}

.filter-btn.active {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: black;
}

/* Section Title */
.section-title {
  font-size: 1.75rem;
  margin-bottom: 2rem;
  color: var(--text-primary);
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.section-title svg {
  color: var(--primary-color);
}

/* Featured Section */
.featured-section {
  margin-bottom: 5rem;
}

.featured-post {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2.5rem;
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  transition: var(--transition);
  border: 1px solid var(--border-color);
  cursor: pointer;
}

.featured-post:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.featured-image {
  position: relative;
  overflow: hidden;
  height: 100%;
  min-height: 400px;
}

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

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

.featured-badge {
  position: absolute;
  top: 1.5rem;
  left: 1.5rem;
  background: var(--primary-color);
  color: black;
  padding: 0.5rem 1.25rem;
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  box-shadow: var(--shadow);
}

.featured-content {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.category-badge {
  background: var(--primary-color);
  color: black;
  padding: 0.375rem 1rem;
  border-radius: 50px;
  font-size: 0.75rem;
  font-weight: 600;
}

.read-time,
.post-date {
  font-size: 0.875rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.featured-title {
  font-size: 2rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
  font-weight: 700;
  line-height: 1.3;
}

.featured-description {
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.7;
  font-size: 1.05rem;
}

.read-more-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
  transition: var(--transition);
  font-size: 1rem;
}

.read-more-btn:hover {
  gap: 0.75rem;
  color: var(--primary-hover);
}

/* Posts Section */
.posts-section {
  margin-bottom: 5rem;
}

.posts-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.post-card {
  background: var(--surface);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border-color);
  transition: var(--transition);
  cursor: pointer;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}

.post-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-color);
}

.post-image-container {
  position: relative;
  overflow: hidden;
  height: 220px;
  background: var(--surface-hover);
}

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

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

.post-card-content {
  padding: 1.75rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.post-card-meta {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.post-card-title {
  font-size: 1.375rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
  line-height: 1.4;
  font-weight: 600;
}

.post-card-description {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
}

/* Load More */
.load-more-container {
  display: flex;
  justify-content: center;
  margin-top: 3rem;
}

.load-more-btn {
  padding: 1rem 2.5rem;
  background: var(--surface);
  border: 1px solid var(--border-color);
  border-radius: var(--radius);
  color: var(--text-primary);
  cursor: pointer;
  transition: var(--transition);
  font-size: 1rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.load-more-btn:hover {
  background: var(--primary-color);
  border-color: var(--primary-color);
  color: black;
  transform: translateY(-2px);
}

.load-more-btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
  transform: none;
}

/* Footer */
.blog-footer {
  background: var(--surface);
  border-top: 1px solid var(--border-color);
  margin-top: 5rem;
  padding: 3rem 2rem 2rem;
}

.footer-container {
  max-width: 1400px;
  margin: 0 auto;
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer-section h3 {
  font-size: 1.25rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.footer-section h4 {
  font-size: 1rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.footer-section p {
  color: var(--text-secondary);
  line-height: 1.6;
}

.footer-section a {
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  margin-bottom: 0.5rem;
  transition: var(--transition);
}

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

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
  text-align: center;
  color: var(--text-muted);
}

/* Toast Notification */
.toast {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  background: var(--surface);
  color: var(--text-primary);
  padding: 1rem 1.5rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  transform: translateY(100px);
  opacity: 0;
  transition: var(--transition);
  z-index: 1000;
  border: 1px solid var(--border-color);
}

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

.toast.success {
  border-color: var(--success-color);
  background: rgba(16, 185, 129, 0.1);
}

.toast.error {
  border-color: var(--danger-color);
  background: rgba(239, 68, 68, 0.1);
}

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

  .featured-image {
    min-height: 350px;
  }

  .posts-grid {
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  }

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

@media (max-width: 768px) {
  .blog-main {
    padding: 2rem 1.5rem;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-subtitle {
    font-size: 1.1rem;
  }

  .header-container {
    padding: 1rem 1.5rem;
  }

  .header-nav {
    gap: 1rem;
  }

  .search-container {
    flex-direction: column;
    align-items: stretch;
  }

  .search-box {
    min-width: auto;
  }

  .filter-buttons {
    justify-content: center;
  }

  .posts-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .featured-content {
    padding: 2rem;
  }

  .featured-title {
    font-size: 1.75rem;
  }

  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
}

@media (max-width: 480px) {
  .hero-title {
    font-size: 2rem;
  }

  .blog-main {
    padding: 1.5rem 1rem;
  }

  .filter-buttons {
    width: 100%;
  }

  .filter-btn {
    flex: 1;
    min-width: 0;
    padding: 0.75rem 0.75rem;
    font-size: 0.8rem;
  }

  .featured-badge {
    top: 1rem;
    left: 1rem;
    padding: 0.375rem 1rem;
    font-size: 0.75rem;
  }

  .section-title {
    font-size: 1.5rem;
  }

  .post-card-content {
    padding: 1.25rem;
  }

  .post-card-title {
    font-size: 1.25rem;
  }
}

/* Scrollbar Styling */
::-webkit-scrollbar {
  width: 10px;
  height: 10px;
}

::-webkit-scrollbar-track {
  background: var(--surface);
}

::-webkit-scrollbar-thumb {
  background: var(--border-hover);
  border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--text-muted);
}

/* Loading Animation */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.post-card {
  animation: fadeIn 0.5s ease-out;
}

.post-card:nth-child(1) {
  animation-delay: 0.1s;
}
.post-card:nth-child(2) {
  animation-delay: 0.2s;
}
.post-card:nth-child(3) {
  animation-delay: 0.3s;
}
.post-card:nth-child(4) {
  animation-delay: 0.4s;
}
.post-card:nth-child(5) {
  animation-delay: 0.5s;
}
.post-card:nth-child(6) {
  animation-delay: 0.6s;
}