/*
Theme Name: 麦豆GEO
Theme URI: https://maidouai.com
Author: CodeBuddy
Author URI: https://codebuddy.ai
Description: 麦豆GEO优化平台WordPress主题 - 品牌AI表现监测与优化工具
Version: 1.0.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: maidou-geo
Tags: saas, ai, geo, business, responsive, modern
*/

/* ========================================
   麦豆GEO WordPress Theme
   ======================================== */

/* CSS Variables */
:root {
  --primary: #2563EB;
  --primary-dark: #1D4ED8;
  --primary-light: #3B82F6;
  --secondary: #10B981;
  --accent: #F59E0B;
  --background: #F8FAFC;
  --background-alt: #EFF6FF;
  --text-primary: #0F172A;
  --text-secondary: #475569;
  --text-muted: #94A3B8;
  --border: #E2E8F0;
  --white: #FFFFFF;
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --radius-sm: 6px;
  --radius: 12px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  font-family: 'Plus Jakarta Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', sans-serif;
  font-size: 16px;
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

a {
  text-decoration: none;
  color: inherit;
  transition: color 0.2s ease;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  outline: none;
}

ul, ol {
  list-style: none;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 700;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 { font-size: 3rem; }
h2 { font-size: 2.25rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
  color: var(--text-secondary);
}

/* Container */
.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ========================================
   Header & Navigation
   ======================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
  transition: all 0.3s ease;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
}

.site-logo img {
  height: 36px;
  width: auto;
}

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

.main-nav a {
  font-size: 0.9375rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: color 0.2s ease;
}

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

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  background: var(--primary);
  color: var(--white) !important;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.875rem;
  transition: all 0.2s ease;
}

.nav-cta:hover {
  background: var(--primary-dark);
  transform: translateY(-1px);
}

.mobile-menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  background: none;
}

.mobile-menu-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all 0.3s ease;
}

/* ========================================
   Hero Section
   ======================================== */
.hero-section {
  position: relative;
  padding: 140px 0 80px;
  background: linear-gradient(180deg, var(--background-alt) 0%, var(--white) 100%);
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    radial-gradient(circle at 20% 50%, rgba(37, 99, 235, 0.08) 0%, transparent 50%),
    radial-gradient(circle at 80% 20%, rgba(16, 185, 129, 0.06) 0%, transparent 40%);
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  max-width: 600px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(37, 99, 235, 0.1);
  color: var(--primary);
  border-radius: 50px;
  font-size: 0.875rem;
  font-weight: 600;
  margin-bottom: 1.5rem;
}

.hero-title {
  font-size: 3.5rem;
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: 1.5rem;
  background: linear-gradient(135deg, var(--text-primary) 0%, var(--primary) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.125rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  line-height: 1.7;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  background: var(--primary);
  color: var(--white);
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.2s ease;
  box-shadow: 0 4px 14px rgba(37, 99, 235, 0.4);
}

.btn-primary:hover {
  background: var(--primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 99, 235, 0.5);
}

.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  background: var(--white);
  color: var(--text-primary);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 1rem;
  transition: all 0.2s ease;
}

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

.hero-trust {
  display: flex;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.trust-item .star {
  color: #FBBF24;
}

.hero-image {
  position: relative;
}

.hero-image-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  background: var(--white);
}

.hero-image-wrapper img {
  width: 100%;
  height: auto;
}

.hero-carousel-dots {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  margin-top: 1.5rem;
}

.carousel-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--border);
  cursor: pointer;
  transition: all 0.2s ease;
}

.carousel-dot.active {
  background: var(--primary);
  width: 24px;
  border-radius: 4px;
}

/* ========================================
   Feature Cards Section
   ======================================== */
.feature-cards-section {
  padding: 80px 0;
  background: var(--white);
}

.feature-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.feature-card {
  padding: 2rem;
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: all 0.3s ease;
}

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

.feature-card-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  border-radius: var(--radius);
  margin-bottom: 1.25rem;
}

.feature-card-icon svg {
  width: 28px;
  height: 28px;
  color: var(--white);
}

.feature-card h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.feature-card p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.6;
}

/* ========================================
   Section Title
   ======================================== */
.section-title {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem;
}

.section-title h2 {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.section-title p {
  font-size: 1.125rem;
  color: var(--text-secondary);
}

/* ========================================
   What is GEO Section
   ======================================== */
.what-is-geo-section {
  padding: 80px 0;
  background: var(--background);
}

.geo-features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.geo-feature-item {
  text-align: center;
  padding: 2rem;
}

.geo-feature-icon {
  width: 64px;
  height: 64px;
  margin: 0 auto 1.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow);
}

.geo-feature-icon svg {
  width: 32px;
  height: 32px;
  color: var(--primary);
}

.geo-feature-item h3 {
  font-size: 1.25rem;
  margin-bottom: 0.75rem;
}

.geo-feature-item p {
  font-size: 0.9375rem;
  color: var(--text-secondary);
}

/* ========================================
   Why GEO Section
   ======================================== */
.why-geo-section {
  padding: 80px 0;
  background: var(--white);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
  margin-top: 3rem;
}

.stat-card {
  text-align: center;
  padding: 2.5rem;
  background: var(--background);
  border-radius: var(--radius-lg);
}

.stat-number {
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 0.75rem;
}

.stat-label {
  font-size: 1rem;
  color: var(--text-secondary);
  font-weight: 500;
}

/* ========================================
   Core Features Section
   ======================================== */
.core-features-section {
  padding: 80px 0;
  background: var(--background-alt);
}

.core-features-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
}

.core-feature-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

.core-feature-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.25rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border);
}

.core-feature-header svg {
  width: 24px;
  height: 24px;
  color: var(--primary);
}

.core-feature-header h4 {
  font-size: 1rem;
  font-weight: 600;
}

.core-feature-list {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.core-feature-list li {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

.core-feature-list li::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--secondary);
  border-radius: 50%;
  flex-shrink: 0;
}

/* ========================================
   AI Analysis Section
   ======================================== */
.ai-analysis-section {
  padding: 80px 0;
  background: var(--white);
}

.ai-analysis-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.ai-analysis-card {
  padding: 1.5rem;
  background: var(--background);
  border-radius: var(--radius-lg);
  border: 1px solid transparent;
  transition: all 0.2s ease;
}

.ai-analysis-card:hover {
  border-color: var(--primary);
  background: var(--white);
  box-shadow: var(--shadow);
}

.ai-analysis-card h4 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.ai-analysis-card p {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ========================================
   Data Trust Section
   ======================================== */
.data-trust-section {
  padding: 60px 0;
  background: var(--background-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.data-trust-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 2rem;
  text-align: center;
}

.data-trust-item {
  padding: 1rem;
}

.data-trust-item .number {
  font-size: 2rem;
  font-weight: 800;
  color: var(--primary);
  display: block;
  margin-bottom: 0.5rem;
}

.data-trust-item .label {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* ========================================
   Testimonials Section
   ======================================== */
.testimonials-section {
  padding: 80px 0;
  background: var(--white);
}

.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.testimonial-card {
  padding: 2rem;
  background: var(--background);
  border-radius: var(--radius-lg);
  border: 1px solid var(--border);
}

.testimonial-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.25rem;
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-light) 100%);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--white);
  font-weight: 600;
  font-size: 1.25rem;
}

.testimonial-info h4 {
  font-size: 1rem;
  margin-bottom: 0.25rem;
}

.testimonial-info span {
  font-size: 0.875rem;
  color: var(--text-muted);
}

.testimonial-content {
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ========================================
   CTA Section
   ======================================== */
.cta-section {
  padding: 80px 0;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  text-align: center;
}

.cta-section h2 {
  color: var(--white);
  font-size: 2.25rem;
  margin-bottom: 1rem;
}

.cta-section p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 1.125rem;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-section .btn-primary {
  background: var(--white);
  color: var(--primary);
  box-shadow: 0 4px 14px rgba(0, 0, 0, 0.2);
}

.cta-section .btn-primary:hover {
  background: var(--background);
  transform: translateY(-2px);
}

/* ========================================
   FAQ Section
   ======================================== */
.faq-section {
  padding: 80px 0;
  background: var(--white);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--border);
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 0;
  background: none;
  text-align: left;
  font-size: 1rem;
  font-weight: 600;
  color: var(--text-primary);
  cursor: pointer;
}

.faq-question svg {
  width: 20px;
  height: 20px;
  color: var(--text-muted);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-question svg {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
  max-height: 500px;
}

.faq-answer p {
  padding-bottom: 1.25rem;
  font-size: 0.9375rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ========================================
   Footer
   ======================================== */
.site-footer {
  padding: 60px 0 30px;
  background: var(--text-primary);
  color: var(--white);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand .site-logo {
  color: var(--white);
  margin-bottom: 1rem;
}

.footer-brand p {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9375rem;
  line-height: 1.7;
}

.footer-column h4 {
  color: var(--white);
  font-size: 1rem;
  margin-bottom: 1.25rem;
}

.footer-column ul {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-column a {
  color: rgba(255, 255, 255, 0.7);
  font-size: 0.9375rem;
  transition: color 0.2s ease;
}

.footer-column a:hover {
  color: var(--white);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom p {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
}

.footer-bottom-links {
  display: flex;
  gap: 1.5rem;
}

.footer-bottom-links a {
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.875rem;
}

.footer-bottom-links a:hover {
  color: var(--white);
}

/* ========================================
   WordPress Specific Styles
   ======================================== */

/* Post & Page Content */
.entry-content {
  max-width: 800px;
  margin: 0 auto;
  padding: 60px 0;
}

.entry-content h2,
.entry-content h3 {
  margin-top: 2rem;
  margin-bottom: 1rem;
}

.entry-content p {
  margin-bottom: 1.25rem;
}

.entry-content ul,
.entry-content ol {
  margin-bottom: 1.25rem;
  padding-left: 1.5rem;
}

.entry-content ul {
  list-style: disc;
}

.entry-content ol {
  list-style: decimal;
}

/* Products Grid */
.products-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  padding: 40px 0;
}

.product-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: all 0.3s ease;
}

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

.product-thumbnail {
  aspect-ratio: 16/10;
  overflow: hidden;
}

.product-thumbnail img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.3s ease;
}

.product-card:hover .product-thumbnail img {
  transform: scale(1.05);
}

.product-content {
  padding: 1.5rem;
}

.product-content h3 {
  font-size: 1.125rem;
  margin-bottom: 0.5rem;
}

.product-content h3 a:hover {
  color: var(--primary);
}

.product-excerpt {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 1rem;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.product-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.875rem;
}

.product-price {
  font-weight: 700;
  color: var(--primary);
}

.product-category {
  color: var(--text-muted);
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  gap: 0.5rem;
  padding: 40px 0;
}

.pagination a,
.pagination span {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius);
  font-weight: 500;
  transition: all 0.2s ease;
}

.pagination a {
  background: var(--white);
  border: 1px solid var(--border);
  color: var(--text-secondary);
}

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

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

/* ========================================
   Responsive Design
   ======================================== */
@media (max-width: 1024px) {
  .hero-inner {
    grid-template-columns: 1fr;
    gap: 3rem;
    text-align: center;
  }
  
  .hero-content {
    max-width: 100%;
  }
  
  .hero-title {
    font-size: 2.75rem;
  }
  
  .hero-cta-group {
    justify-content: center;
  }
  
  .hero-trust {
    justify-content: center;
  }
  
  .feature-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .core-features-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .main-nav {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--white);
    flex-direction: column;
    padding: 1.5rem;
    gap: 1rem;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-lg);
  }
  
  .main-nav.active {
    display: flex;
  }
  
  .mobile-menu-toggle {
    display: flex;
  }
  
  .hero-title {
    font-size: 2.25rem;
  }
  
  .hero-cta-group {
    flex-direction: column;
  }
  
  .btn-primary,
  .btn-secondary {
    width: 100%;
    justify-content: center;
  }
  
  .feature-cards-grid,
  .geo-features-grid,
  .stats-grid,
  .core-features-grid,
  .ai-analysis-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }
  
  .data-trust-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }
  
  .footer-bottom {
    flex-direction: column;
    text-align: center;
  }
  
  h2 {
    font-size: 1.875rem;
  }
  
  .section-title h2 {
    font-size: 1.75rem;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 1rem;
  }
  
  .hero-title {
    font-size: 1.875rem;
  }
  
  .stat-number {
    font-size: 2.5rem;
  }
  
  .data-trust-grid {
    grid-template-columns: 1fr;
  }
}

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

.animate-fadeInUp {
  animation: fadeInUp 0.6s ease forwards;
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Screen Reader Only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}