/* CGN华信 - 独立金属/朋克厂牌解决方案页面样式 */
/* 地下美学专属配色 */

:root {
  /* 金属/朋克专属色系 */
  --mp-bg: #050505;
  --mp-bg-card: #0D0D0D;
  --mp-bg-elevated: #1A1A1A;
  --mp-gold: #C9A84C;
  --mp-gold-hover: #E8C96A;
  --mp-dark-red: #B71C1C;
  --mp-red: #E53935;
  --mp-steel: #78909C;
  --mp-silver: #C0C0C0;
  --mp-text-primary: #F5F2ED;
  --mp-text-secondary: rgba(245, 242, 237, 0.8);
  --mp-text-muted: rgba(245, 242, 237, 0.6);
  --mp-border: #1A1A1A;
  
  /* 渐变 */
  --mp-gradient-hero: linear-gradient(180deg, rgba(183, 28, 28, 0.03) 0%, #050505 100%);
  --mp-gradient-card: linear-gradient(135deg, rgba(201, 168, 76, 0.03) 0%, transparent 100%);
  --mp-gradient-cta: linear-gradient(135deg, rgba(183, 28, 28, 0.03) 0%, #050505 100%);
  
  /* 烫银文字效果 */
  --mp-silver-text: linear-gradient(180deg, #A0A0A0 0%, #E0E0E0 50%, #A0A0A0 100%);
}

/* 页面基础样式 */
.mp-page {
  background-color: var(--mp-bg);
  position: relative;
}

/* 噪点纹理叠加 */
.mp-page::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.03;
  z-index: 9999;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
}

/* 容器 */
.mp-container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ==================== Hero 区 ==================== */
.mp-hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--mp-gradient-hero);
  overflow: hidden;
}

.mp-hero-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.mp-hero-bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.4;
}

.mp-hero-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(180deg, 
    rgba(5, 5, 5, 0.3) 0%, 
    rgba(5, 5, 5, 0.6) 50%,
    rgba(5, 5, 5, 0.95) 100%);
  z-index: 1;
}

.mp-hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 2rem;
  max-width: 900px;
}

.mp-hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1rem;
  background: rgba(183, 28, 28, 0.2);
  border: 1px solid var(--mp-dark-red);
  border-radius: 4px;
  font-size: 0.875rem;
  color: var(--mp-gold);
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
}

.mp-hero-title {
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700;
  color: var(--mp-text-primary);
  line-height: 1.2;
  margin-bottom: 1.5rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.mp-hero-title .silver {
  background: var(--mp-silver-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.mp-hero-subtitle {
  font-size: 1.125rem;
  color: var(--mp-text-secondary);
  line-height: 1.6;
  margin-bottom: 2rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.mp-hero-cta {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* 按钮样式 */
.mp-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  border-radius: 4px;
  transition: all 0.3s ease;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.mp-btn-primary {
  background: var(--mp-gold);
  color: var(--mp-bg);
  border: 2px solid var(--mp-gold);
}

.mp-btn-primary:hover {
  background: var(--mp-gold-hover);
  border-color: var(--mp-gold-hover);
  transform: translateY(-2px);
}

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

.mp-btn-outline:hover {
  background: rgba(201, 168, 76, 0.1);
  transform: translateY(-2px);
}

/* ==================== 区块基础样式 ==================== */
.mp-section {
  padding: 5rem 0;
  position: relative;
}

.mp-section-dark {
  background: var(--mp-bg);
}

.mp-section-gradient {
  background: linear-gradient(180deg, rgba(183, 28, 28, 0.02) 0%, var(--mp-bg) 100%);
}

.mp-section-title {
  font-size: clamp(1.75rem, 3vw, 2.5rem);
  font-weight: 700;
  color: var(--mp-text-primary);
  text-align: center;
  margin-bottom: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.02em;
}

.mp-section-subtitle {
  font-size: 1.125rem;
  color: var(--mp-text-muted);
  text-align: center;
  max-width: 700px;
  margin: 0 auto 3rem;
}

/* ==================== 为什么选择CGN ==================== */
.mp-why-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.mp-why-card {
  background: var(--mp-bg-card);
  border: 1px solid var(--mp-border);
  border-radius: 6px;
  padding: 2rem;
  transition: all 0.3s ease;
}

.mp-why-card:hover {
  border-color: var(--mp-gold);
  transform: translateY(-4px);
}

.mp-why-icon {
  font-size: 2rem;
  margin-bottom: 1rem;
}

.mp-why-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--mp-text-primary);
  margin-bottom: 0.75rem;
}

.mp-why-desc {
  font-size: 0.9375rem;
  color: var(--mp-text-muted);
  line-height: 1.6;
}

.mp-why-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.5rem;
  padding: 2rem;
  background: var(--mp-bg-card);
  border: 1px solid var(--mp-border);
  border-radius: 6px;
}

.mp-stat {
  text-align: center;
}

.mp-stat-value {
  font-size: 2.5rem;
  font-weight: 700;
  color: var(--mp-gold);
  line-height: 1;
}

.mp-stat-label {
  font-size: 0.875rem;
  color: var(--mp-text-muted);
  margin-top: 0.5rem;
}

/* ==================== 子流派图谱 ==================== */
.mp-subgenre-table {
  width: 100%;
  overflow-x: auto;
  margin: 2rem 0;
}

.mp-subgenre-table table {
  width: 100%;
  min-width: 900px;
  border-collapse: collapse;
}

.mp-subgenre-table th,
.mp-subgenre-table td {
  padding: 0.875rem 0.75rem;
  text-align: center;
  border-bottom: 1px solid var(--mp-border);
  font-size: 0.875rem;
}

.mp-subgenre-table th {
  background: var(--mp-bg-elevated);
  color: var(--mp-gold);
  font-weight: 600;
  position: sticky;
  top: 0;
}

.mp-subgenre-table td {
  color: var(--mp-text-secondary);
}

.mp-subgenre-table tr:hover td {
  background: rgba(201, 168, 76, 0.03);
}

.mp-subgenre-table .subgenre-name {
  text-align: left;
  font-weight: 600;
  color: var(--mp-text-primary);
}

.mp-star {
  color: var(--mp-gold);
}

.mp-star-empty {
  color: var(--mp-border);
}

/* ==================== 横向筛选导航 ==================== */
.mp-filter-nav {
  position: sticky;
  top: 80px;
  z-index: 50;
  background: rgba(5, 5, 5, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--mp-border);
  padding: 1rem 0;
}

.mp-filter-nav-inner {
  display: flex;
  gap: 0.5rem;
  overflow-x: auto;
  scrollbar-width: none;
  -ms-overflow-style: none;
  padding: 0.5rem 0;
}

.mp-filter-nav-inner::-webkit-scrollbar {
  display: none;
}

.mp-filter-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.625rem 1.25rem;
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--mp-text-secondary);
  background: transparent;
  border: 1px solid var(--mp-border);
  border-radius: 4px;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.2s ease;
}

.mp-filter-btn:hover {
  border-color: var(--mp-gold);
  color: var(--mp-text-primary);
}

.mp-filter-btn.active {
  background: var(--mp-gold);
  border-color: var(--mp-gold);
  color: var(--mp-bg);
}

.mp-filter-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 8px;
  height: 8px;
  border-radius: 50%;
}

.mp-filter-badge.gold { background: var(--mp-gold); }
.mp-filter-badge.dark-red { background: var(--mp-dark-red); }
.mp-filter-badge.red { background: var(--mp-red); }
.mp-filter-badge.orange { background: #FF7043; }
.mp-filter-badge.blue-gray { background: var(--mp-steel); }
.mp-filter-badge.purple { background: #7C4DFF; }
.mp-filter-badge.green { background: #66BB6A; }

/* ==================== 产品方案卡片 ==================== */
.mp-product-section {
  padding: 4rem 0;
}

.mp-product-grid {
  display: grid;
  gap: 3rem;
}

.mp-product-card {
  background: var(--mp-bg-card);
  border: 1px solid var(--mp-border);
  border-radius: 8px;
  overflow: hidden;
}

.mp-product-header {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 2rem;
}

.mp-product-images {
  padding: 2rem;
}

.mp-product-main-image {
  width: 100%;
  height: 300px;
  object-fit: cover;
  border-radius: 6px;
  margin-bottom: 1rem;
}

.mp-product-thumb-row {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0.75rem;
}

.mp-product-thumb {
  width: 100%;
  height: 60px;
  object-fit: cover;
  border-radius: 4px;
  cursor: pointer;
  opacity: 0.6;
  transition: opacity 0.2s ease;
  border: 2px solid transparent;
}

.mp-product-thumb:hover,
.mp-product-thumb.active {
  opacity: 1;
  border-color: var(--mp-gold);
}

.mp-product-info {
  padding: 2rem 2rem 2rem 0;
}

.mp-product-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1rem;
}

.mp-badge {
  display: inline-flex;
  align-items: center;
  padding: 0.375rem 0.75rem;
  font-size: 0.75rem;
  font-weight: 600;
  border-radius: 3px;
  text-transform: uppercase;
}

.mp-badge-featured {
  background: rgba(201, 168, 76, 0.15);
  color: var(--mp-gold);
  border: 1px solid var(--mp-gold);
}

.mp-badge-new {
  background: rgba(183, 28, 28, 0.15);
  color: var(--mp-red);
  border: 1px solid var(--mp-dark-red);
}

.mp-badge-vinyl {
  background: rgba(229, 57, 53, 0.15);
  color: var(--mp-red);
}

.mp-badge-cassette {
  background: rgba(255, 112, 67, 0.15);
  color: #FF7043;
}

.mp-badge-cd {
  background: rgba(120, 144, 156, 0.15);
  color: var(--mp-steel);
}

.mp-badge-boxset {
  background: rgba(124, 77, 255, 0.15);
  color: #7C4DFF;
}

.mp-product-title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--mp-text-primary);
  margin-bottom: 0.75rem;
}

.mp-product-tagline {
  font-size: 1rem;
  color: var(--mp-gold);
  font-style: italic;
  margin-bottom: 1rem;
}

.mp-product-desc {
  font-size: 0.9375rem;
  color: var(--mp-text-muted);
  line-height: 1.7;
  margin-bottom: 1.5rem;
}

.mp-product-meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1rem;
  padding: 1rem;
  background: rgba(201, 168, 76, 0.03);
  border-radius: 6px;
  margin-bottom: 1.5rem;
}

.mp-meta-item {
  text-align: center;
}

.mp-meta-value {
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--mp-gold);
}

.mp-meta-label {
  font-size: 0.75rem;
  color: var(--mp-text-muted);
  margin-top: 0.25rem;
}

.mp-product-body {
  padding: 0 2rem 2rem;
}

.mp-table-container {
  overflow-x: auto;
  margin: 1.5rem 0;
}

.mp-table {
  width: 100%;
  min-width: 600px;
  border-collapse: collapse;
  font-size: 0.875rem;
}

.mp-table th,
.mp-table td {
  padding: 0.75rem;
  text-align: left;
  border-bottom: 1px solid var(--mp-border);
}

.mp-table th {
  background: var(--mp-bg-elevated);
  color: var(--mp-gold);
  font-weight: 600;
  position: sticky;
  top: 0;
}

.mp-table td {
  color: var(--mp-text-secondary);
}

.mp-table tr:hover td {
  background: rgba(201, 168, 76, 0.03);
}

/* ==================== 新锐方案网格 ==================== */
.mp-new-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 1.5rem;
}

.mp-new-card {
  background: var(--mp-bg-card);
  border: 1px solid var(--mp-border);
  border-radius: 6px;
  overflow: hidden;
  transition: all 0.3s ease;
}

.mp-new-card:hover {
  border-color: var(--mp-dark-red);
  transform: translateY(-4px);
}

.mp-new-image {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.mp-new-content {
  padding: 1.5rem;
}

.mp-new-title {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--mp-text-primary);
  margin-bottom: 0.75rem;
}

.mp-new-desc {
  font-size: 0.875rem;
  color: var(--mp-text-muted);
  line-height: 1.6;
  margin-bottom: 1rem;
}

.mp-new-meta {
  display: flex;
  gap: 1.5rem;
  font-size: 0.8125rem;
}

.mp-new-meta span {
  color: var(--mp-gold);
}

.mp-new-meta span::before {
  content: attr(data-label);
  color: var(--mp-text-muted);
  margin-right: 0.5rem;
}

/* ==================== 工艺库 ==================== */
.mp-craft-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
}

.mp-craft-card {
  background: var(--mp-bg-card);
  border: 1px solid var(--mp-border);
  border-radius: 6px;
  padding: 1.5rem;
  transition: all 0.3s ease;
}

.mp-craft-card:hover {
  border-color: var(--mp-steel);
}

.mp-craft-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--mp-text-primary);
  margin-bottom: 0.5rem;
}

.mp-craft-desc {
  font-size: 0.875rem;
  color: var(--mp-text-muted);
  margin-bottom: 0.75rem;
}

.mp-craft-price {
  font-size: 0.8125rem;
  color: var(--mp-gold);
}

/* ==================== 发行策略 ==================== */
.mp-strategy-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.mp-strategy-card {
  background: var(--mp-bg-card);
  border: 1px solid var(--mp-border);
  border-radius: 6px;
  padding: 1.5rem;
}

.mp-strategy-title {
  font-size: 1rem;
  font-weight: 600;
  color: var(--mp-gold);
  margin-bottom: 0.75rem;
}

.mp-strategy-desc {
  font-size: 0.875rem;
  color: var(--mp-text-muted);
  line-height: 1.6;
}

/* ==================== 全球市场 ==================== */
.mp-market-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.mp-market-card {
  background: var(--mp-bg-card);
  border: 1px solid var(--mp-border);
  border-radius: 6px;
  padding: 1.5rem;
  transition: all 0.3s ease;
}

.mp-market-card:hover {
  border-color: var(--mp-gold);
}

.mp-market-header {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.mp-market-icon {
  font-size: 1.5rem;
}

.mp-market-name {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--mp-text-primary);
}

.mp-market-list {
  font-size: 0.875rem;
  color: var(--mp-text-muted);
  line-height: 1.8;
}

.mp-market-list strong {
  color: var(--mp-text-secondary);
}

/* ==================== 定制流程 ==================== */
.mp-process {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 1rem;
  margin: 3rem 0;
  overflow-x: auto;
  padding: 1rem 0;
}

.mp-process-step {
  flex: 1;
  min-width: 140px;
  text-align: center;
  position: relative;
}

.mp-process-step::after {
  content: '';
  position: absolute;
  top: 25px;
  right: -50%;
  width: 100%;
  height: 2px;
  background: var(--mp-border);
}

.mp-process-step:last-child::after {
  display: none;
}

.mp-process-num {
  width: 50px;
  height: 50px;
  background: var(--mp-bg-card);
  border: 2px solid var(--mp-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--mp-gold);
  margin: 0 auto 1rem;
  position: relative;
  z-index: 1;
}

.mp-process-title {
  font-size: 0.9375rem;
  font-weight: 600;
  color: var(--mp-text-primary);
  margin-bottom: 0.5rem;
}

.mp-process-desc {
  font-size: 0.8125rem;
  color: var(--mp-text-muted);
  line-height: 1.5;
}

/* ==================== FAQ ==================== */
.mp-faq-list {
  max-width: 900px;
  margin: 0 auto;
}

.mp-faq-item {
  background: var(--mp-bg-card);
  border: 1px solid var(--mp-border);
  border-radius: 6px;
  margin-bottom: 1rem;
  overflow: hidden;
}

.mp-faq-question {
  width: 100%;
  padding: 1.25rem 1.5rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: transparent;
  border: none;
  color: var(--mp-text-primary);
  font-size: 1rem;
  font-weight: 600;
  text-align: left;
  cursor: pointer;
  transition: all 0.2s ease;
}

.mp-faq-question:hover {
  color: var(--mp-gold);
}

.mp-faq-icon {
  font-size: 1.25rem;
  color: var(--mp-gold);
  transition: transform 0.3s ease;
}

.mp-faq-item.active .mp-faq-icon {
  transform: rotate(45deg);
}

.mp-faq-answer {
  padding: 0 1.5rem;
  max-height: 0;
  overflow: hidden;
  transition: all 0.3s ease;
}

.mp-faq-item.active .mp-faq-answer {
  padding: 0 1.5rem 1.25rem;
  max-height: 500px;
}

.mp-faq-answer p {
  font-size: 0.9375rem;
  color: var(--mp-text-muted);
  line-height: 1.7;
}

/* ==================== CTA区 ==================== */
.mp-cta {
  background: var(--mp-gradient-cta);
  padding: 5rem 2rem;
  text-align: center;
  position: relative;
}

.mp-cta-title {
  font-size: clamp(1.5rem, 3vw, 2rem);
  font-weight: 700;
  color: var(--mp-text-primary);
  margin-bottom: 1rem;
  line-height: 1.4;
}

.mp-cta-subtitle {
  font-size: 1rem;
  color: var(--mp-text-muted);
  margin-bottom: 2rem;
}

.mp-cta-buttons {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

.mp-cta-links {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  justify-content: center;
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--mp-border);
}

.mp-cta-link {
  font-size: 0.875rem;
  color: var(--mp-text-muted);
  text-decoration: none;
  transition: color 0.2s ease;
}

.mp-cta-link:hover {
  color: var(--mp-gold);
}

/* ==================== 浮动询价按钮 ==================== */
.mp-float-cta {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 56px;
  height: 56px;
  background: var(--mp-gold);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--mp-bg);
  font-size: 0.875rem;
  font-weight: 700;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(201, 168, 76, 0.3);
  z-index: 999;
  transition: all 0.3s ease;
}

.mp-float-cta:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 25px rgba(201, 168, 76, 0.4);
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 1024px) {
  .mp-product-header {
    grid-template-columns: 1fr;
  }
  
  .mp-product-info {
    padding: 0 2rem;
  }
}

@media (max-width: 768px) {
  .mp-hero {
    min-height: auto;
    padding: 6rem 0 4rem;
  }
  
  .mp-hero-title {
    font-size: 1.75rem;
  }
  
  .mp-hero-subtitle {
    font-size: 1rem;
  }
  
  .mp-section {
    padding: 3rem 0;
  }
  
  .mp-why-grid {
    grid-template-columns: 1fr;
  }
  
  .mp-product-thumb-row {
    grid-template-columns: repeat(3, 1fr);
  }
  
  .mp-product-meta {
    grid-template-columns: 1fr;
  }
  
  .mp-new-grid {
    grid-template-columns: 1fr;
  }
  
  .mp-process {
    flex-direction: column;
    align-items: center;
  }
  
  .mp-process-step::after {
    display: none;
  }
  
  .mp-filter-nav {
    top: 70px;
  }
}

@media (max-width: 480px) {
  .mp-hero-cta {
    flex-direction: column;
    align-items: center;
  }
  
  .mp-btn {
    width: 100%;
    justify-content: center;
  }
  
  .mp-product-thumb-row {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .mp-cta-links {
    flex-direction: column;
    align-items: center;
  }
}

/* 减少动画偏好 */
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
    transition: none !important;
  }
}