/* ========================================
   独立厂牌/艺人自发行方案详情页专用样式
   ======================================== */

/* === 基础变量 === */
:root {
  --ind-sky: #4FC3F7;
  --ind-green: #81C784;
  --ind-warm: #FFB74D;
  --ind-pink: #F48FB1;
  --ind-purple: #B39DDB;
  --brand-gold: #C9A84C;
  --page-bg: #0A0A0A;
  --text-white: #F5F2ED;
  --text-gray: #A09A93;
  --card-bg: #141312;
}

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

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

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

.hero-indie .hero-gradient {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    to bottom,
    rgba(10, 10, 10, 0.3) 0%,
    rgba(10, 10, 10, 0.6) 50%,
    rgba(10, 10, 10, 0.95) 100%
  );
}

.hero-indie .hero-content {
  position: relative;
  z-index: 10;
  text-align: center;
  padding: 120px 20px 80px;
  max-width: 900px;
}

.hero-indie .hero-badge {
  display: inline-block;
  background: linear-gradient(135deg, var(--ind-sky), var(--ind-green));
  color: #0A0A0A;
  padding: 8px 24px;
  border-radius: 30px;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 24px;
  letter-spacing: 0.5px;
}

.hero-indie .hero-title {
  font-size: 48px;
  line-height: 1.3;
  color: var(--text-white);
  margin-bottom: 20px;
  font-weight: 700;
}

.hero-indie .hero-title .highlight {
  background: linear-gradient(135deg, var(--brand-gold), var(--ind-warm));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-indie .hero-subtitle {
  font-size: 18px;
  color: var(--text-gray);
  max-width: 800px;
  margin: 0 auto 30px;
  line-height: 1.7;
}

.hero-indie .hero-stats {
  display: flex;
  justify-content: center;
  gap: 60px;
  margin-bottom: 40px;
}

.hero-indie .stat-item {
  text-align: center;
}

.hero-indie .stat-value {
  display: block;
  font-size: 36px;
  font-weight: 700;
  color: var(--brand-gold);
  margin-bottom: 4px;
}

.hero-indie .stat-label {
  font-size: 14px;
  color: var(--text-gray);
}

.hero-indie .hero-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

/* === 为什么选择CGN === */
.why-choose {
  background: var(--page-bg);
  padding: 80px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 60px;
}

.section-tag {
  display: inline-block;
  font-size: 14px;
  color: var(--brand-gold);
  margin-bottom: 12px;
  letter-spacing: 1px;
}

.section-title {
  font-size: 36px;
  color: var(--text-white);
  font-weight: 600;
}

.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}

.advantage-card {
  background: var(--card-bg);
  border-radius: 16px;
  padding: 32px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.3s ease;
}

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

.adv-icon {
  font-size: 40px;
  margin-bottom: 16px;
}

.adv-title {
  font-size: 18px;
  color: var(--text-white);
  margin-bottom: 12px;
  font-weight: 600;
}

.adv-desc {
  font-size: 14px;
  color: var(--text-gray);
  line-height: 1.7;
}

.why-images {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.why-img-card {
  position: relative;
  border-radius: 16px;
  overflow: hidden;
}

.why-img-card img {
  width: 100%;
  height: 200px;
  object-fit: cover;
}

.img-caption {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
  color: var(--text-white);
  padding: 20px 16px 16px;
  font-size: 14px;
}

/* === 首张实体发行指南 === */
.first-release-guide {
  background: linear-gradient(135deg, rgba(79, 195, 247, 0.03), rgba(129, 199, 132, 0.02), rgba(255, 183, 77, 0.02));
  padding: 80px 0;
}

.guide-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
}

.decision-tree,
.release-checklist {
  background: var(--card-bg);
  border-radius: 16px;
  padding: 32px;
}

.guide-subtitle {
  font-size: 20px;
  color: var(--text-white);
  margin-bottom: 24px;
  font-weight: 600;
}

.tree-branches {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-bottom: 24px;
}

.tree-branch {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.tree-branch.featured {
  background: linear-gradient(135deg, rgba(201, 168, 76, 0.1), rgba(201, 168, 76, 0.05));
  border-color: rgba(201, 168, 76, 0.3);
}

.branch-condition {
  flex: 0 0 200px;
  font-size: 14px;
  color: var(--text-gray);
}

.branch-result {
  flex: 1;
}

.carrier-tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  margin-right: 8px;
}

.carrier-tag.vinyl {
  background: rgba(141, 110, 99, 0.2);
  color: #D7CCC8;
}

.carrier-tag.cassette {
  background: rgba(255, 112, 67, 0.2);
  color: #FFAB91;
}

.carrier-tag.cd {
  background: rgba(120, 144, 156, 0.2);
  color: #B0BEC5;
}

.branch-result .qty,
.branch-result .budget {
  font-size: 12px;
  color: var(--brand-gold);
  margin-right: 12px;
}

.branch-result .reason {
  font-size: 13px;
  color: var(--text-gray);
  margin-top: 8px;
}

.decision-tree-img,
.checklist-img {
  width: 100%;
  border-radius: 12px;
}

.checklist-steps {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.checklist-step {
  display: flex;
  gap: 16px;
  padding: 16px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 12px;
}

.step-number {
  flex: 0 0 40px;
  height: 40px;
  background: var(--brand-gold);
  color: #0A0A0A;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 16px;
}

.step-content h4 {
  color: var(--text-white);
  font-size: 16px;
  margin-bottom: 8px;
}

.step-content .you-need {
  color: var(--text-gray);
  font-size: 13px;
  margin-bottom: 4px;
}

.step-content .we-provide {
  color: var(--ind-green);
  font-size: 13px;
  margin-bottom: 4px;
}

.step-content .mistake {
  color: var(--ind-warm);
  font-size: 12px;
}

/* === 筛选导航 === */
.filter-nav {
  background: rgba(10, 10, 10, 0.95);
  backdrop-filter: blur(12px);
  padding: 16px 0;
  position: relative;
  z-index: 50;
  transition: all 0.3s ease;
}

.filter-nav.stuck {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.filter-tags {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
}

.filter-tag {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 14px;
  color: var(--text-gray);
  background: transparent;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.3s ease;
  white-space: nowrap;
}

.filter-tag:hover {
  color: var(--text-white);
  background: rgba(255, 255, 255, 0.05);
}

.filter-tag.active {
  color: var(--text-white);
  background: var(--brand-gold);
  border-color: var(--brand-gold);
}

.filter-tag.nav-link {
  text-decoration: none;
}

.tag-divider {
  width: 1px;
  height: 16px;
  background: #333;
  margin: 0 8px;
}

/* === 主力方案 === */
.featured-solutions {
  background: var(--page-bg);
  padding: 80px 0;
}

.solution-card {
  background: var(--card-bg);
  border-radius: 16px;
  overflow: hidden;
  margin-bottom: 40px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: all 0.3s ease;
}

.solution-card:hover {
  border-color: rgba(201, 168, 76, 0.3);
}

.solution-card.full-width .solution-body {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 40px;
}

.solution-header {
  padding: 32px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.solution-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 16px;
}

.solution-tags .tag {
  padding: 4px 12px;
  border-radius: 6px;
  font-size: 12px;
  font-weight: 500;
}

.tag.featured {
  background: rgba(201, 168, 76, 0.2);
  color: var(--brand-gold);
}

.tag.new {
  background: rgba(79, 195, 247, 0.2);
  color: var(--ind-sky);
}

.tag.vinyl {
  background: rgba(141, 110, 99, 0.2);
  color: #D7CCC8;
}

.tag.cassette {
  background: rgba(255, 112, 67, 0.2);
  color: #FFAB91;
}

.tag.cd {
  background: rgba(120, 144, 156, 0.2);
  color: #B0BEC5;
}

.tag.usb {
  background: rgba(171, 71, 188, 0.2);
  color: #CE93D8;
}

.solution-title {
  font-size: 24px;
  color: var(--text-white);
  margin-bottom: 12px;
  font-weight: 600;
}

.solution-positioning {
  font-size: 15px;
  color: var(--text-gray);
  line-height: 1.6;
}

.solution-body {
  padding: 32px;
}

.solution-images {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.solution-images img {
  width: 100%;
  border-radius: 12px;
}

.solution-details {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.detail-section h4 {
  font-size: 16px;
  color: var(--text-white);
  margin-bottom: 16px;
  font-weight: 600;
}

.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.spec-table th,
.spec-table td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.spec-table th {
  color: var(--text-gray);
  font-weight: 500;
}

.spec-table td {
  color: var(--text-white);
}

.spec-table .highlight-row {
  background: rgba(201, 168, 76, 0.05);
}

.packaging-options {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.pkg-option {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 12px 16px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 8px;
  font-size: 13px;
}

.pkg-option.recommended {
  background: rgba(201, 168, 76, 0.1);
  border: 1px solid rgba(201, 168, 76, 0.2);
}

.pkg-name {
  color: var(--text-white);
  font-weight: 500;
}

.pkg-desc {
  color: var(--text-gray);
  flex: 1;
}

.pkg-tag {
  color: var(--brand-gold);
  font-size: 12px;
}

.cost-chart {
  width: 100%;
  border-radius: 8px;
}

.cost-note {
  font-size: 12px;
  color: var(--text-gray);
  margin-top: 8px;
}

.solution-meta {
  display: flex;
  gap: 32px;
  padding: 20px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 12px;
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.meta-label {
  font-size: 12px;
  color: var(--text-gray);
}

.meta-value {
  font-size: 14px;
  color: var(--text-white);
  font-weight: 500;
}

.solution-cta {
  display: flex;
  gap: 16px;
}

/* === 新锐方案网格 === */
.new-solutions {
  background: linear-gradient(135deg, rgba(79, 195, 247, 0.02), rgba(129, 199, 132, 0.02));
  padding: 80px 0;
}

.solutions-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.solution-card.compact {
  padding: 24px;
}

.solution-card.compact .solution-title {
  font-size: 18px;
  margin-bottom: 8px;
}

.solution-card.compact .solution-desc {
  font-size: 14px;
  color: var(--text-gray);
  margin-bottom: 16px;
}

.solution-card.compact img {
  width: 100%;
  height: 150px;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 16px;
}

.solution-highlights {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 16px;
}

.solution-highlights span {
  font-size: 12px;
  color: var(--text-gray);
  background: rgba(255, 255, 255, 0.05);
  padding: 4px 8px;
  border-radius: 4px;
}

.solution-meta.compact {
  padding: 12px;
  display: flex;
  gap: 16px;
  font-size: 12px;
  color: var(--text-gray);
}

/* === 设计指南 === */
.design-guide {
  background: var(--page-bg);
  padding: 80px 0;
}

.design-content {
  display: grid;
  gap: 40px;
}

.design-images {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.design-images img {
  width: 100%;
  border-radius: 12px;
}

.design-tables {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.design-table-section h3,
.design-mistakes h3 {
  font-size: 18px;
  color: var(--text-white);
  margin-bottom: 20px;
}

.design-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.design-table th,
.design-table td {
  padding: 10px;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.design-table th {
  color: var(--text-gray);
  font-weight: 500;
}

.design-table td {
  color: var(--text-white);
}

.mistakes-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.mistake-item {
  display: flex;
  gap: 16px;
  font-size: 13px;
}

.mistake-item .wrong {
  color: #EF5350;
}

.mistake-item .correct {
  color: var(--ind-green);
}

.design-note {
  background: linear-gradient(135deg, rgba(201, 168, 76, 0.1), rgba(255, 183, 77, 0.05));
  border: 1px solid rgba(201, 168, 76, 0.2);
  border-radius: 12px;
  padding: 24px;
  text-align: center;
}

.design-note p {
  color: var(--text-white);
  font-size: 15px;
  line-height: 1.7;
}

/* === 发行策略 === */
.release-strategy {
  background: var(--page-bg);
  padding: 80px 0;
}

.strategy-content {
  display: grid;
  gap: 40px;
}

.strategy-images {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.strategy-images img {
  width: 100%;
  border-radius: 12px;
}

.strategy-tables {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.strategy-table-section h3,
.growth-path h3 {
  font-size: 18px;
  color: var(--text-white);
  margin-bottom: 20px;
}

.strategy-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.strategy-table th,
.strategy-table td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.strategy-table th {
  color: var(--text-gray);
}

.strategy-table td {
  color: var(--text-white);
}

.growth-stages {
  display: flex;
  justify-content: space-between;
  gap: 16px;
}

.stage {
  flex: 1;
  text-align: center;
  padding: 20px;
  background: rgba(255, 255, 255, 0.02);
  border-radius: 12px;
}

.stage-icon {
  font-size: 32px;
  display: block;
  margin-bottom: 8px;
}

.stage-name {
  display: block;
  color: var(--text-white);
  font-weight: 500;
  margin-bottom: 4px;
}

.stage-desc {
  font-size: 12px;
  color: var(--text-gray);
}

/* === 全球市场 === */
.global-market {
  background: var(--page-bg);
  padding: 80px 0;
}

.global-content {
  display: grid;
  gap: 40px;
}

.global-map {
  width: 100%;
  border-radius: 12px;
}

.global-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.global-table th,
.global-table td {
  padding: 16px;
  text-align: left;
  border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.global-table th {
  color: var(--text-gray);
}

.global-table td {
  color: var(--text-white);
}

/* === 定制流程 === */
.process-section {
  background: var(--page-bg);
  padding: 80px 0;
}

.process-content {
  display: grid;
  gap: 40px;
}

.process-timeline,
.services-img {
  width: 100%;
  border-radius: 12px;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 16px;
}

.process-step {
  text-align: center;
}

.step-num {
  width: 48px;
  height: 48px;
  background: var(--brand-gold);
  color: #0A0A0A;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 18px;
  margin: 0 auto 12px;
}

.step-info h4 {
  color: var(--text-white);
  font-size: 14px;
  margin-bottom: 4px;
}

.step-info p {
  font-size: 12px;
  color: var(--text-gray);
  margin-bottom: 4px;
}

.step-time {
  font-size: 11px;
  color: var(--brand-gold);
}

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

.faq-list {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.faq-item {
  background: var(--card-bg);
  border-radius: 12px;
  border: 1px solid rgba(255, 255, 255, 0.05);
  overflow: hidden;
}

.faq-question {
  padding: 20px 24px;
  font-size: 14px;
  color: var(--text-white);
  cursor: pointer;
  font-weight: 500;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-question::-webkit-details-marker {
  display: none;
}

.faq-question::after {
  content: '+';
  font-size: 20px;
  color: var(--brand-gold);
  transition: transform 0.3s ease;
}

.faq-item[open] .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 24px 20px;
  font-size: 14px;
  color: var(--text-gray);
  line-height: 1.7;
}

/* === CTA区 === */
.cta-section {
  background: linear-gradient(135deg, rgba(79, 195, 247, 0.03), rgba(201, 168, 76, 0.02), rgba(10, 10, 10, 1));
  padding: 100px 0;
  text-align: center;
}

.cta-title {
  font-size: 36px;
  color: var(--text-white);
  margin-bottom: 16px;
}

.cta-subtitle {
  font-size: 18px;
  color: var(--text-gray);
  max-width: 800px;
  margin: 0 auto 40px;
  line-height: 1.7;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-bottom: 60px;
}

.related-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 40px;
  max-width: 800px;
  margin: 0 auto;
  text-align: left;
}

.link-group h4 {
  color: var(--text-white);
  font-size: 16px;
  margin-bottom: 16px;
}

.link-group a {
  display: block;
  color: var(--text-gray);
  text-decoration: none;
  padding: 8px 0;
  font-size: 14px;
  transition: color 0.3s ease;
}

.link-group a:hover {
  color: var(--brand-gold);
}

/* === 浮动CTA按钮 === */
.floating-cta {
  position: fixed;
  bottom: 30px;
  right: 30px;
  width: 60px;
  height: 60px;
  background: var(--brand-gold);
  color: #0A0A0A;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 14px;
  text-decoration: none;
  box-shadow: 0 4px 20px rgba(201, 168, 76, 0.4);
  z-index: 999;
  transition: all 0.3s ease;
}

.floating-cta:hover {
  transform: scale(1.1);
  box-shadow: 0 6px 30px rgba(201, 168, 76, 0.5);
}

/* === 响应式设计 === */
@media (max-width: 1279px) {
  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .solutions-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .process-steps {
    grid-template-columns: repeat(4, 1fr);
  }
}

@media (max-width: 991px) {
  .hero-indie .hero-title {
    font-size: 36px;
  }
  
  .section-title {
    font-size: 28px;
  }
  
  .guide-content {
    grid-template-columns: 1fr;
  }
  
  .solution-card.full-width .solution-body {
    grid-template-columns: 1fr;
  }
  
  .design-tables,
  .strategy-tables {
    grid-template-columns: 1fr;
  }
  
  .process-steps {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 767px) {
  .hero-indie .hero-title {
    font-size: 28px;
  }
  
  .hero-indie .hero-stats {
    flex-direction: column;
    gap: 20px;
  }
  
  .advantages-grid,
  .why-images,
  .solutions-grid,
  .design-images,
  .strategy-images {
    grid-template-columns: 1fr;
  }
  
  .filter-tags {
    overflow-x: auto;
    justify-content: flex-start;
    padding-bottom: 8px;
  }
  
  .faq-list {
    grid-template-columns: 1fr;
  }
  
  .related-links {
    grid-template-columns: 1fr;
  }
  
  .process-steps {
    grid-template-columns: 1fr;
    gap: 24px;
  }
  
  .growth-stages {
    flex-direction: column;
  }
}