/* ============================================
   鸣谷科技 - MiguBear Corporate Website
   Style: Cute + Professional
   Colors: Pink, Green, Light Blue, Gray, White
   ============================================ */

/* ---------- CSS Variables ---------- */
:root {
  --pink: #F48FB1;
  --pink-light: #FCE4EC;
  --pink-dark: #EC6B9B;
  --green: #7BC8A4;
  --green-light: #E8F5E9;
  --green-dark: #5DB88E;
  --blue: #8DC8E8;
  --blue-light: #E3F2FD;
  --blue-dark: #6BB4D8;
  --gray-lightest: #FBF9F8;
  --gray-light: #F5F3F0;
  --gray-mid: #E8E4DF;
  --gray: #D0CCC7;
  --text-dark: #2C2C2C;
  --text-gray: #6B6B6B;
  --text-mid: #999;
  --white: #FFFFFF;
  --shadow: 0 4px 24px rgba(0,0,0,0.06);
  --shadow-hover: 0 8px 36px rgba(0,0,0,0.10);
  --shadow-card: 0 2px 16px rgba(0,0,0,0.05);
  --radius: 20px;
  --radius-sm: 12px;
  --radius-xs: 8px;
  --nav-height: 72px;
  --transition: all 0.3s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  color: var(--text-dark);
  line-height: 1.6;
  background: var(--gray-lightest);
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }
img { max-width: 100%; display: block; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 80px 0;
}

.section-title {
  text-align: center;
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--text-dark);
}

.section-subtitle {
  text-align: center;
  font-size: 1rem;
  color: var(--text-gray);
  margin-bottom: 48px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Furry Texture Background ---------- */
.furry-bg {
  position: relative;
  background-blend-mode: overlay;
}

.furry-bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23f)' opacity='0.06'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
}

.furry-bg > * {
  position: relative;
  z-index: 1;
}

.bg-pink { background-color: var(--pink); }
.bg-green { background-color: var(--green); }
.bg-blue { background-color: var(--blue); }
.bg-gray-light { background-color: var(--gray-light); }
.bg-white { background-color: var(--white); }

/* ---------- Navigation ---------- */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--nav-height);
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,0.04);
  z-index: 1000;
  transition: var(--transition);
}

nav .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-dark);
}

.logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--pink), var(--green));
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.1rem;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-gray);
  transition: var(--transition);
  position: relative;
  padding: 4px 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--pink), var(--blue));
  transition: var(--transition);
  border-radius: 1px;
}

.nav-links a:hover, .nav-links a.active {
  color: var(--text-dark);
}

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

.lang-switch {
  display: flex;
  align-items: center;
  gap: 4px;
  padding: 6px 14px;
  border: 1.5px solid var(--gray-mid);
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-gray);
  transition: var(--transition);
  cursor: pointer;
}

.lang-switch:hover {
  border-color: var(--pink);
  color: var(--pink-dark);
}

.lang-switch .active-lang {
  color: var(--pink-dark);
}

.lang-divider {
  color: var(--gray);
  font-weight: 300;
}

.mobile-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 4px;
}

.mobile-menu-btn span {
  width: 24px;
  height: 2.5px;
  background: var(--text-dark);
  border-radius: 2px;
  transition: var(--transition);
}

/* ---------- Hero Section ---------- */
.hero {
  min-height: 85vh;
  display: flex;
  align-items: center;
  padding-top: var(--nav-height);
  background: linear-gradient(135deg, #FFF5F7 0%, #F0F9F5 40%, #EBF5FB 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='f'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.65' numOctaves='3' stitchTiles='stitch'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23f)' opacity='0.04'/%3E%3C/svg%3E");
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content h1 {
  font-size: 3rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
}

.hero-content h1 .highlight-pink { color: var(--pink-dark); }
.hero-content h1 .highlight-green { color: var(--green-dark); }
.hero-content h1 .highlight-blue { color: var(--blue-dark); }

.hero-content p {
  font-size: 1.1rem;
  color: var(--text-gray);
  margin-bottom: 32px;
  line-height: 1.8;
  max-width: 480px;
}

.hero-badges {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 32px;
}

.hero-badge {
  padding: 6px 16px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 600;
}

.hero-badge.pink { background: var(--pink-light); color: var(--pink-dark); }
.hero-badge.green { background: var(--green-light); color: var(--green-dark); }
.hero-badge.blue { background: var(--blue-light); color: var(--blue-dark); }

.hero-buttons {
  display: flex;
  gap: 16px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: 50px;
  font-size: 0.95rem;
  font-weight: 600;
  transition: var(--transition);
}

.btn-primary {
  background: linear-gradient(135deg, var(--pink), var(--pink-dark));
  color: white;
  box-shadow: 0 4px 16px rgba(236, 107, 155, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(236, 107, 155, 0.4);
}

.btn-secondary {
  background: white;
  color: var(--text-dark);
  border: 2px solid var(--gray-mid);
}

.btn-secondary:hover {
  border-color: var(--green);
  color: var(--green-dark);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: white;
  border: 2px solid rgba(255,255,255,0.5);
}

.btn-outline:hover {
  background: rgba(255,255,255,0.15);
  border-color: white;
}

.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero-visual-inner {
  width: 100%;
  max-width: 480px;
  aspect-ratio: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-template-rows: 1fr 1fr;
  gap: 16px;
}

.hero-block {
  border-radius: var(--radius);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 24px;
  color: white;
  text-align: center;
  transition: var(--transition);
}

.hero-block:hover {
  transform: scale(1.03);
}

.hero-block .block-icon {
  font-size: 2.5rem;
  margin-bottom: 8px;
}
.hero-block .block-label {
  font-size: 0.8rem;
  font-weight: 500;
  opacity: 0.9;
}
.hero-block .block-num {
  font-size: 1.6rem;
  font-weight: 800;
}

/* ---------- Featured Products ---------- */
.featured-products {
  background: var(--gray-light);
}

.product-showcase {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

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

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

.product-card-image {
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

.product-card-image .product-emoji {
  font-size: 4rem;
  transition: var(--transition);
}

.product-card:hover .product-emoji {
  transform: scale(1.1) rotate(-3deg);
}

.product-card-body {
  padding: 20px;
}

.product-card-body h3 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.product-card-body .brand-tag {
  display: inline-block;
  font-size: 0.7rem;
  padding: 2px 10px;
  border-radius: 10px;
  background: var(--gray-light);
  color: var(--text-gray);
  margin-bottom: 8px;
}

.product-card-body .desc {
  font-size: 0.85rem;
  color: var(--text-gray);
  margin-bottom: 10px;
  line-height: 1.5;
}

.color-swatches {
  display: flex;
  gap: 6px;
  margin-top: 8px;
}

.color-swatch {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  border: 2px solid var(--gray-light);
  cursor: default;
}

/* ---------- Advantages Section ---------- */
.advantages {
  background: white;
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.advantage-card {
  text-align: center;
  padding: 40px 24px;
  border-radius: var(--radius);
  background: var(--gray-lightest);
  transition: var(--transition);
}

.advantage-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.advantage-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin: 0 auto 16px;
}

.advantage-icon.pink { background: var(--pink-light); }
.advantage-icon.green { background: var(--green-light); }
.advantage-icon.blue { background: var(--blue-light); }

.advantage-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
}

.advantage-card p {
  font-size: 0.9rem;
  color: var(--text-gray);
  line-height: 1.6;
}

/* ---------- OEM CTA Section ---------- */
.oem-cta {
  background: linear-gradient(135deg, var(--pink), var(--green));
  color: white;
  text-align: center;
  padding: 80px 0;
}

.oem-cta h2 {
  font-size: 2.2rem;
  font-weight: 800;
  margin-bottom: 16px;
}

.oem-cta p {
  font-size: 1.1rem;
  opacity: 0.9;
  margin-bottom: 32px;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

/* ---------- Footer ---------- */
footer {
  background: var(--text-dark);
  color: rgba(255,255,255,0.7);
  padding: 60px 0 30px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand .logo {
  color: white;
  margin-bottom: 12px;
}

.footer-brand p {
  font-size: 0.85rem;
  line-height: 1.7;
  max-width: 300px;
}

.footer-col h4 {
  color: white;
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 16px;
}

.footer-col a {
  display: block;
  font-size: 0.85rem;
  padding: 4px 0;
  transition: var(--transition);
}

.footer-col a:hover {
  color: var(--pink);
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
}

/* ---------- Products Page ---------- */
.page-hero {
  padding: calc(var(--nav-height) + 60px) 0 60px;
  text-align: center;
}

.page-hero h1 {
  font-size: 2.5rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.page-hero p {
  color: var(--text-gray);
  max-width: 500px;
  margin: 0 auto;
}

.category-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}

.category-tab {
  padding: 10px 24px;
  border-radius: 50px;
  font-size: 0.9rem;
  font-weight: 600;
  background: var(--gray-light);
  color: var(--text-gray);
  transition: var(--transition);
}

.category-tab:hover, .category-tab.active {
  background: var(--text-dark);
  color: white;
}

.product-category {
  margin-bottom: 60px;
}

.category-header {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
}

.category-header h2 {
  font-size: 1.6rem;
  font-weight: 700;
}

.category-header .count {
  font-size: 0.85rem;
  color: var(--text-mid);
  font-weight: 500;
}

/* ---------- Accessories Table ---------- */
.accessories-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  background: white;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.accessories-table thead th {
  padding: 16px 20px;
  text-align: left;
  font-size: 0.85rem;
  font-weight: 700;
  background: var(--text-dark);
  color: white;
}

.accessories-table tbody td {
  padding: 14px 20px;
  font-size: 0.88rem;
  border-bottom: 1px solid var(--gray-light);
}

.accessories-table tbody tr:last-child td {
  border-bottom: none;
}

.accessories-table tbody tr:hover {
  background: var(--gray-lightest);
}

/* ---------- About Page ---------- */
.about-story {
  max-width: 800px;
  margin: 0 auto;
  line-height: 2;
  font-size: 1.05rem;
  color: var(--text-gray);
}

.about-story p {
  margin-bottom: 20px;
}

.stats-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin: 48px 0;
  text-align: center;
}

.stat-item .stat-num {
  font-size: 2.4rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--pink), var(--blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-item .stat-label {
  font-size: 0.9rem;
  color: var(--text-gray);
  margin-top: 4px;
}

/* ---------- Contact Page ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
}

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  padding: 20px;
  background: white;
  border-radius: var(--radius-sm);
  box-shadow: var(--shadow-card);
}

.contact-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  flex-shrink: 0;
}

.contact-card h4 {
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 4px;
}

.contact-card p {
  font-size: 0.88rem;
  color: var(--text-gray);
}

.wechat-card .wechat-qr {
  margin-top: 10px;
  padding: 10px;
  background: #fafafa;
  border-radius: 8px;
  border: 1px solid #eee;
  display: inline-block;
}
.wechat-card .wechat-qr img {
  display: block;
}
.wechat-card .wechat-qr canvas {
  display: block;
}

.contact-form {
  background: white;
  padding: 40px;
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
}

.contact-form h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 24px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--text-dark);
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 12px 16px;
  border: 1.5px solid var(--gray-mid);
  border-radius: var(--radius-xs);
  font-size: 0.9rem;
  font-family: inherit;
  transition: var(--transition);
  background: var(--gray-lightest);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--pink);
  box-shadow: 0 0 0 3px rgba(244, 143, 177, 0.15);
}

.form-group textarea {
  resize: vertical;
  min-height: 120px;
}

/* ---------- OEM Page ---------- */
.oem-process {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
  margin: 48px 0;
}

.process-step {
  text-align: center;
  padding: 32px 16px;
  background: white;
  border-radius: var(--radius);
  box-shadow: var(--shadow-card);
  position: relative;
  transition: var(--transition);
}

.process-step:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-hover);
}

.process-step .step-num {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.85rem;
  font-weight: 800;
  color: white;
}

.process-step .step-icon {
  font-size: 2.2rem;
  margin: 12px 0 8px;
}

.process-step h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.process-step p {
  font-size: 0.85rem;
  color: var(--text-gray);
  line-height: 1.5;
}

.oem-options {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin: 48px 0;
}

.oem-option-card {
  padding: 32px 24px;
  border-radius: var(--radius);
  text-align: center;
  color: white;
  transition: var(--transition);
}

.oem-option-card:hover {
  transform: translateY(-4px);
}

.oem-option-card .option-icon {
  font-size: 2.5rem;
  margin-bottom: 12px;
}

.oem-option-card h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 8px;
}

.oem-option-card p {
  font-size: 0.88rem;
  opacity: 0.9;
  line-height: 1.5;
}

/* ---------- Language Toggle ---------- */
[data-lang="en"] .lang-zh { display: none; }
[data-lang="zh"] .lang-en { display: none; }
.lang-zh, .lang-en { display: inline; }

/* ---------- Responsive ---------- */
@media (max-width: 968px) {
  .hero .container {
    grid-template-columns: 1fr;
    gap: 40px;
    text-align: center;
  }

  .hero-content p {
    margin-left: auto;
    margin-right: auto;
  }

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

  .advantages-grid {
    grid-template-columns: 1fr 1fr;
  }

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

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .oem-process {
    grid-template-columns: 1fr 1fr;
  }

  .oem-options {
    grid-template-columns: 1fr 1fr;
  }

  .stats-row {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: fixed;
    top: var(--nav-height);
    left: 0;
    right: 0;
    background: white;
    flex-direction: column;
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid var(--gray-mid);
    box-shadow: var(--shadow);
  }

  .nav-links.open {
    display: flex;
  }

  .mobile-menu-btn {
    display: flex;
  }

  .hero-content h1 {
    font-size: 2.2rem;
  }

  .section-title {
    font-size: 1.6rem;
  }

  .product-showcase {
    grid-template-columns: 1fr 1fr;
  }

  .advantages-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .oem-process {
    grid-template-columns: 1fr;
  }

  .oem-options {
    grid-template-columns: 1fr;
  }

  .stats-row {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }

  .category-tabs {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 8px;
    justify-content: flex-start;
  }
}

@media (max-width: 480px) {
  .product-showcase {
    grid-template-columns: 1fr;
  }

  .hero-content h1 {
    font-size: 1.8rem;
  }

  .hero-visual-inner {
    gap: 8px;
  }

  .section {
    padding: 48px 0;
  }
}

/* ---------- Animations ---------- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}

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

.float {
  animation: float 3s ease-in-out infinite;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
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