/* WellthCircuit Blog - Soft & Sweet Style with Morandi Colors */

:root {
  /* Morandi Color Palette - Soft & Muted */
  --primary-pink: #E8B4B8;
  --primary-beige: #D4C5B9;
  --primary-sage: #B8C5B9;
  --primary-lavender: #C5B9D4;
  --primary-blue: #B4C8E8;
  --accent-peach: #F5D5C0;
  --accent-mint: #C9E4D4;
  --text-dark: #6B6B6B;
  --text-light: #9B9B9B;
  --bg-cream: #FAF8F5;
  --white: #FFFFFF;
  --shadow: rgba(0, 0, 0, 0.08);
}

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

body {
  font-family: 'Segoe UI', 'Microsoft YaHei', sans-serif;
  background-color: var(--bg-cream);
  color: var(--text-dark);
  line-height: 1.7;
  overflow-x: hidden;
}

/* Smooth Animations */
* {
  transition: all 0.3s ease;
}

/* Header */
header {
  background: linear-gradient(135deg, var(--primary-pink) 0%, var(--primary-lavender) 100%);
  padding: 1.5rem 0;
  box-shadow: 0 4px 20px var(--shadow);
  position: sticky;
  top: 0;
  z-index: 1000;
  animation: slideDown 0.6s ease;
}

@keyframes slideDown {
  from {
    transform: translateY(-100%);
    opacity: 0;
  }
  to {
    transform: translateY(0);
    opacity: 1;
  }
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
}

.logo {
  display: flex;
  align-items: center;
  gap: 0.8rem;
  text-decoration: none;
  color: var(--white);
  font-size: 1.8rem;
  font-weight: 700;
  letter-spacing: 1px;
}

.logo-icon {
  width: 50px;
  height: 50px;
  background: var(--white);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--primary-pink);
  box-shadow: 0 4px 15px rgba(255, 255, 255, 0.3);
}

.nav-links {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  color: var(--white);
  text-decoration: none;
  font-weight: 500;
  padding: 0.5rem 1rem;
  border-radius: 20px;
  position: relative;
}

.nav-links a:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  background: none;
  border: none;
  color: var(--white);
  font-size: 1.8rem;
  cursor: pointer;
  font-weight: 300;
}

/* Contact Icons */
.contact-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-pink), var(--primary-lavender));
  color: var(--white);
  border-radius: 50%;
  font-size: 2.5rem;
  font-weight: 700;
  box-shadow: 0 8px 25px var(--shadow);
}

/* Hero Section */
.hero {
  background: linear-gradient(135deg, var(--accent-peach) 0%, var(--accent-mint) 100%);
  padding: 4rem 0;
  text-align: center;
  border-radius: 0 0 50px 50px;
  margin-bottom: 3rem;
  animation: fadeIn 1s ease;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero h1 {
  font-size: 3rem;
  color: var(--text-dark);
  margin-bottom: 1rem;
  font-weight: 700;
}

.hero p {
  font-size: 1.3rem;
  color: var(--text-light);
  max-width: 600px;
  margin: 0 auto;
}

/* Search Bar */
.search-section {
  margin: 2rem 0;
  text-align: center;
}

.search-bar {
  max-width: 600px;
  margin: 0 auto;
  position: relative;
}

.search-bar input {
  width: 100%;
  padding: 1rem 3rem 1rem 1.5rem;
  border: 2px solid var(--primary-beige);
  border-radius: 30px;
  font-size: 1rem;
  background: var(--white);
  box-shadow: 0 4px 15px var(--shadow);
}

.search-bar input:focus {
  outline: none;
  border-color: var(--primary-pink);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--shadow);
}

.search-bar button {
  position: absolute;
  right: 5px;
  top: 50%;
  transform: translateY(-50%);
  background: linear-gradient(135deg, var(--primary-pink), var(--primary-lavender));
  color: var(--white);
  border: none;
  padding: 0.8rem 1.5rem;
  border-radius: 25px;
  cursor: pointer;
  font-weight: 600;
}

.search-bar button:hover {
  transform: translateY(-50%) scale(1.05);
  box-shadow: 0 4px 15px var(--shadow);
}

/* Categories */
.categories {
  margin: 3rem 0;
}

.category-filters {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2rem;
}

.category-btn {
  padding: 0.8rem 1.8rem;
  border: none;
  border-radius: 25px;
  background: var(--white);
  color: var(--text-dark);
  cursor: pointer;
  font-weight: 600;
  box-shadow: 0 4px 15px var(--shadow);
  font-size: 0.95rem;
}

.category-btn:hover,
.category-btn.active {
  background: linear-gradient(135deg, var(--primary-pink), var(--primary-lavender));
  color: var(--white);
  transform: translateY(-3px);
  box-shadow: 0 6px 20px var(--shadow);
}

/* Blog Grid */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
  gap: 2.5rem;
  margin: 3rem 0;
}

.blog-card {
  background: var(--white);
  border-radius: 25px;
  overflow: hidden;
  box-shadow: 0 8px 25px var(--shadow);
  transition: all 0.4s ease;
  animation: fadeInUp 0.6s ease;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.blog-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px var(--shadow);
}

.blog-card-image {
  width: 100%;
  height: 250px;
  object-fit: cover;
  border-radius: 25px 25px 0 0;
}

.blog-card-content {
  padding: 1.8rem;
}

.blog-category {
  display: inline-block;
  padding: 0.4rem 1rem;
  background: linear-gradient(135deg, var(--accent-peach), var(--accent-mint));
  color: var(--text-dark);
  border-radius: 15px;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.blog-card h3 {
  font-size: 1.4rem;
  margin-bottom: 0.8rem;
  color: var(--text-dark);
  line-height: 1.4;
}

.blog-card p {
  color: var(--text-light);
  margin-bottom: 1.2rem;
  line-height: 1.6;
}

.blog-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
  color: var(--text-light);
  margin-bottom: 1rem;
}

.read-more {
  display: inline-block;
  padding: 0.8rem 2rem;
  background: linear-gradient(135deg, var(--primary-pink), var(--primary-lavender));
  color: var(--white);
  text-decoration: none;
  border-radius: 25px;
  font-weight: 600;
  box-shadow: 0 4px 15px var(--shadow);
}

.read-more:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px var(--shadow);
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin: 3rem 0;
}

.pagination button {
  padding: 0.8rem 1.5rem;
  border: none;
  border-radius: 20px;
  background: var(--white);
  color: var(--text-dark);
  cursor: pointer;
  font-weight: 600;
  box-shadow: 0 4px 15px var(--shadow);
}

.pagination button:hover,
.pagination button.active {
  background: linear-gradient(135deg, var(--primary-pink), var(--primary-lavender));
  color: var(--white);
  transform: translateY(-2px);
}

.pagination button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Sidebar */
.sidebar {
  background: var(--white);
  border-radius: 25px;
  padding: 2rem;
  box-shadow: 0 8px 25px var(--shadow);
  margin-bottom: 2rem;
}

.sidebar h3 {
  margin-bottom: 1.5rem;
  color: var(--text-dark);
  font-size: 1.3rem;
}

.social-links {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
}

.social-icon {
  width: 50px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary-pink), var(--primary-lavender));
  color: var(--white);
  border-radius: 50%;
  text-decoration: none;
  font-size: 1.2rem;
  box-shadow: 0 4px 15px var(--shadow);
}

.social-icon:hover {
  transform: translateY(-5px) rotate(5deg);
  box-shadow: 0 6px 20px var(--shadow);
}

/* Footer */
footer {
  background: linear-gradient(135deg, var(--primary-sage) 0%, var(--primary-blue) 100%);
  color: var(--white);
  padding: 3rem 0 1.5rem;
  margin-top: 4rem;
  border-radius: 50px 50px 0 0;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 2rem;
  margin-bottom: 2rem;
}

.footer-section h4 {
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.footer-section ul {
  list-style: none;
}

.footer-section ul li {
  margin-bottom: 0.5rem;
}

.footer-section a {
  color: var(--white);
  text-decoration: none;
  opacity: 0.9;
}

.footer-section a:hover {
  opacity: 1;
  transform: translateX(5px);
}

.footer-bottom {
  text-align: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.2);
}

/* Article Page Styles */
.article-header {
  text-align: center;
  padding: 3rem 0;
  background: linear-gradient(135deg, var(--accent-peach), var(--accent-mint));
  border-radius: 30px;
  margin-bottom: 3rem;
}

.article-header h1 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
  color: var(--text-dark);
}

.article-content {
  background: var(--white);
  border-radius: 30px;
  padding: 3rem;
  box-shadow: 0 8px 25px var(--shadow);
  margin-bottom: 2rem;
}

.article-content img {
  width: 100%;
  max-width: 800px;
  height: auto;
  border-radius: 20px;
  margin: 2rem auto;
  display: block;
  box-shadow: 0 8px 25px var(--shadow);
}

.article-content h2 {
  color: var(--text-dark);
  margin: 2rem 0 1rem;
  font-size: 1.8rem;
}

.article-content h3 {
  color: var(--text-dark);
  margin: 1.5rem 0 1rem;
  font-size: 1.4rem;
}

.article-content p {
  margin-bottom: 1.5rem;
  line-height: 1.8;
  font-size: 1.05rem;
}

/* Product Cards */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 2rem;
  margin: 2rem 0;
}

.product-card {
  background: var(--white);
  border-radius: 20px;
  padding: 1.5rem;
  box-shadow: 0 8px 25px var(--shadow);
  text-align: center;
  transition: all 0.4s ease;
}

.product-card:hover {
  transform: translateY(-10px);
  box-shadow: 0 15px 40px var(--shadow);
}

.product-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  border-radius: 15px;
  margin-bottom: 1rem;
}

.product-card h4 {
  font-size: 1.2rem;
  margin-bottom: 0.8rem;
  color: var(--text-dark);
}

.product-price {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary-pink);
  margin-bottom: 1rem;
}

.product-btn {
  padding: 0.8rem 1.5rem;
  background: linear-gradient(135deg, var(--primary-pink), var(--primary-lavender));
  color: var(--white);
  border: none;
  border-radius: 20px;
  cursor: pointer;
  font-weight: 600;
  width: 100%;
  box-shadow: 0 4px 15px var(--shadow);
}

.product-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px var(--shadow);
}

/* Contact Form */
.contact-form {
  background: var(--white);
  border-radius: 30px;
  padding: 3rem;
  box-shadow: 0 8px 25px var(--shadow);
  max-width: 700px;
  margin: 0 auto;
}

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

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

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 1rem;
  border: 2px solid var(--primary-beige);
  border-radius: 15px;
  font-size: 1rem;
  font-family: inherit;
  background: var(--bg-cream);
}

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

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

.submit-btn {
  width: 100%;
  padding: 1rem 2rem;
  background: linear-gradient(135deg, var(--primary-pink), var(--primary-lavender));
  color: var(--white);
  border: none;
  border-radius: 25px;
  font-size: 1.1rem;
  font-weight: 600;
  cursor: pointer;
  box-shadow: 0 4px 15px var(--shadow);
}

.submit-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 6px 20px var(--shadow);
}

/* Responsive Design */
@media (max-width: 768px) {
  .menu-toggle {
    display: block;
  }
  
  .nav-links {
    display: none;
    flex-direction: column;
    width: 100%;
    padding: 1rem 0;
  }
  
  .nav-links.active {
    display: flex;
  }
  
  .hero h1 {
    font-size: 2rem;
  }
  
  .hero p {
    font-size: 1.1rem;
  }
  
  .blog-grid {
    grid-template-columns: 1fr;
  }
  
  .article-content {
    padding: 1.5rem;
  }
  
  .products-grid {
    grid-template-columns: 1fr;
  }
  
  .contact-form {
    padding: 2rem 1.5rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }
  
  .hero h1 {
    font-size: 1.5rem;
  }
  
  .category-filters {
    gap: 0.5rem;
  }
  
  .category-btn {
    padding: 0.6rem 1.2rem;
    font-size: 0.85rem;
  }
}

/* Loading Animation */
.loading {
  text-align: center;
  padding: 3rem;
}

.loading-spinner {
  width: 50px;
  height: 50px;
  border: 5px solid var(--primary-beige);
  border-top-color: var(--primary-pink);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  margin: 0 auto;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* About Page */
.about-section {
  background: var(--white);
  border-radius: 30px;
  padding: 3rem;
  margin-bottom: 2rem;
  box-shadow: 0 8px 25px var(--shadow);
}

.about-section mark {
  background: var(--accent-peach);
  padding: 0.1rem 0.3rem;
  border-radius: 3px;
  color: var(--text-dark);
}

.about-section h2 {
  color: var(--text-dark);
  margin-bottom: 1.5rem;
  font-size: 2rem;
}

.about-section p {
  line-height: 1.8;
  margin-bottom: 1rem;
  font-size: 1.05rem;
}

/* Back to Top Button */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 50px;
  height: 50px;
  background: linear-gradient(135deg, var(--primary-pink), var(--primary-lavender));
  color: var(--white);
  border: none;
  border-radius: 50%;
  font-size: 1.5rem;
  cursor: pointer;
  box-shadow: 0 4px 15px var(--shadow);
  opacity: 0;
  visibility: hidden;
  transform: translateY(100px);
  transition: all 0.3s ease;
  z-index: 999;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  transform: translateY(-5px);
  box-shadow: 0 6px 20px var(--shadow);
}

/* Share Buttons */
.share-buttons {
  display: flex;
  gap: 0.8rem;
  margin: 2rem 0;
  flex-wrap: wrap;
}

.share-btn {
  padding: 0.6rem 1.2rem;
  border: none;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  transition: all 0.3s ease;
  text-decoration: none;
  color: var(--white);
}

.share-btn i {
  font-size: 1.1rem;
}

.share-btn.facebook {
  background: #1877f2;
}

.share-btn.twitter {
  background: #1da1f2;
}

.share-btn.pinterest {
  background: #e60023;
}

.share-btn.linkedin {
  background: #0077b5;
}

.share-btn.email {
  background: linear-gradient(135deg, var(--primary-sage), var(--primary-blue));
}

.share-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 4px 15px var(--shadow);
}