/* ============================================================
   BASE
   ============================================================ */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  font-size: 16px;
  line-height: 1.7;
  color: #333333;
  background-color: #f7f7f7;
}

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

figure {
  margin: 0;
}

ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

p {
  margin: 0 0 1em;
}

h1,
h2,
h3,
h4 {
  margin: 0 0 0.5em;
  color: #1f3a5f;
  line-height: 1.3;
}

h1 {
  font-size: 32px;
  font-weight: 700;
}

h2 {
  font-size: 24px;
  font-weight: 700;
}

h3 {
  font-size: 18px;
  font-weight: 600;
}

h4 {
  font-size: 16px;
  font-weight: 600;
}

a {
  color: #e67e22;
  text-decoration: none;
}

a:hover {
  color: #c96a13;
}

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid #e67e22;
  outline-offset: 2px;
}

/* ============================================================
   LAYOUT
   ============================================================ */
.site-header {
  background-color: #ffffff;
  border-bottom: 1px solid #e0e0e0;
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: inline-flex;
  align-items: center;
  font-size: 20px;
  font-weight: 700;
  color: #1f3a5f;
  line-height: 1.2;
}

.brand:hover {
  color: #1f3a5f;
}

.brand-name {
  display: inline-block;
}

.site-nav .nav-list {
  display: flex;
  gap: 4px;
}

.site-nav .nav-list li a {
  display: block;
  padding: 8px 12px;
  font-size: 15px;
  color: #333333;
  border-radius: 4px;
}

.site-nav .nav-list li a:hover {
  color: #e67e22;
  background-color: #f7f7f7;
}

.site-nav .nav-list li a.is-current {
  color: #e67e22;
  font-weight: 600;
  background-color: rgba(230, 126, 34, 0.08);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  align-items: center;
  justify-content: center;
}

.nav-toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background-color: #1f3a5f;
  border-radius: 1px;
}

.site-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px 60px;
}

.inner-main {
  max-width: 1100px;
  margin: 0 auto;
  padding: 32px 20px 60px;
}

.site-footer {
  background-color: #1f3a5f;
  color: #ffffff;
  padding: 48px 20px 0;
}

.footer-inner {
  max-width: 1100px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1fr 1fr 1.4fr;
  gap: 40px;
  padding-bottom: 32px;
}

.footer-col h3 {
  color: #ffffff;
  font-size: 16px;
  margin-bottom: 14px;
}

.footer-col ul li {
  margin-bottom: 8px;
}

.footer-col ul li a {
  color: rgba(255, 255, 255, 0.85);
  font-size: 14px;
}

.footer-col ul li a:hover {
  color: #ffffff;
}

.footer-about p {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.8);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding: 16px 0;
  text-align: center;
}

.footer-bottom p {
  margin: 0;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.7);
}

/* ============================================================
   COMPONENTS
   ============================================================ */
.breadcrumb {
  font-size: 14px;
  margin-bottom: 24px;
  color: #666666;
}

.breadcrumb a {
  color: #e67e22;
}

.breadcrumb a:hover {
  color: #c96a13;
}

.breadcrumb-sep {
  margin: 0 8px;
  color: #999999;
}

.breadcrumb-current {
  color: #666666;
}

.page-header {
  margin-bottom: 32px;
}

.page-title {
  font-size: 32px;
  margin-bottom: 8px;
}

.page-description {
  font-size: 16px;
  color: #666666;
  max-width: 720px;
}

.section-desc {
  color: #666666;
  margin-bottom: 24px;
  max-width: 720px;
}

.section-intro {
  color: #666666;
  margin-bottom: 24px;
  max-width: 720px;
}

.section-title {
  margin-bottom: 16px;
}

/* 按钮 */
.btn {
  display: inline-block;
  padding: 12px 24px;
  font-size: 16px;
  font-weight: 600;
  border-radius: 6px;
  min-height: 44px;
  line-height: 1.4;
  text-align: center;
}

.btn-primary {
  background-color: #e67e22;
  color: #ffffff;
  border: 1px solid #e67e22;
}

.btn-primary:hover {
  background-color: #c96a13;
  border-color: #c96a13;
  color: #ffffff;
}

.btn-secondary {
  background-color: transparent;
  color: #1f3a5f;
  border: 1px solid #1f3a5f;
}

.btn-secondary:hover {
  background-color: #1f3a5f;
  color: #ffffff;
}

/* 相关链接区 */
.related-links {
  margin-top: 48px;
  padding-top: 24px;
  border-top: 1px solid #e0e0e0;
}

.related-links h2 {
  font-size: 20px;
  margin-bottom: 16px;
}

.related-links ul li {
  margin-bottom: 8px;
}

.related-links ul li a {
  display: inline-block;
  padding: 4px 0;
}

/* 卡片通用 */
.audience-card {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 24px;
}

.audience-card h3 {
  margin-bottom: 10px;
}

.audience-card p {
  font-size: 14px;
  color: #666666;
  margin-bottom: 12px;
}

.audience-card a {
  font-size: 14px;
  font-weight: 600;
}

/* FAQ */
.faq-group {
  margin-bottom: 32px;
}

.faq-group h3 {
  font-size: 18px;
  padding-bottom: 8px;
  border-bottom: 2px solid #1f3a5f;
  margin-bottom: 12px;
}

.faq-item {
  border: 1px solid #e0e0e0;
  border-radius: 6px;
  margin-bottom: 8px;
  background-color: #ffffff;
}

.faq-item summary {
  padding: 14px 16px;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
  color: #1f3a5f;
  list-style: none;
  position: relative;
  padding-right: 36px;
}

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

.faq-item summary::after {
  content: '+';
  position: absolute;
  right: 16px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 20px;
  color: #e67e22;
}

.faq-item[open] summary::after {
  content: '-';
}

.faq-item p {
  padding: 0 16px 14px;
  margin: 0;
  font-size: 14px;
  color: #555555;
  border-top: 1px solid #f0f0f0;
  padding-top: 12px;
}

.faq-item p a {
  font-weight: 600;
}

/* ============================================================
   PAGES - 首页
   ============================================================ */
.home-main {
  padding-top: 0;
}

/* 首屏焦点区 */
.hero-focus {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 40px;
  align-items: center;
  padding: 56px 0 48px;
}

.hero-copy h1 {
  font-size: 32px;
  margin-bottom: 16px;
}

.hero-tagline {
  font-size: 17px;
  color: #555555;
  margin-bottom: 28px;
  max-width: 460px;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.hero-media {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(31, 58, 95, 0.12);
}

.hero-media img {
  width: 100%;
  height: 320px;
  object-fit: cover;
}

/* 频道分类入口条 */
.channel-entry {
  padding: 40px 0;
}

.channel-entry h2 {
  margin-bottom: 8px;
}

.channel-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

.channel-tag {
  display: inline-block;
  padding: 10px 20px;
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 6px;
  font-size: 15px;
  font-weight: 600;
  color: #1f3a5f;
  min-height: 44px;
  line-height: 1.4;
}

.channel-tag:hover {
  border-color: #e67e22;
  color: #e67e22;
  background-color: rgba(230, 126, 34, 0.05);
}

/* 观众路径摘要 */
.audience-summary {
  padding: 40px 0;
}

.audience-summary h2 {
  margin-bottom: 8px;
}

.audience-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

/* 编辑片单推荐 */
.featured-collections {
  padding: 40px 0;
}

.featured-collections h2 {
  margin-bottom: 8px;
}

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

.collection-card {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.collection-cover {
  overflow: hidden;
}

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

.collection-info {
  padding: 20px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.collection-info h3 {
  margin-bottom: 8px;
}

.collection-info p {
  font-size: 14px;
  color: #666666;
  margin-bottom: 14px;
  flex: 1;
}

.collection-info a {
  font-weight: 600;
  font-size: 14px;
}

/* 观影指南步骤条 */
.guide-steps {
  padding: 40px 0;
}

.guide-steps h2 {
  margin-bottom: 8px;
}

.steps-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  margin-top: 24px;
}

.step-item {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 24px;
}

.step-num {
  display: inline-block;
  width: 32px;
  height: 32px;
  background-color: #1f3a5f;
  color: #ffffff;
  border-radius: 50%;
  text-align: center;
  line-height: 32px;
  font-size: 14px;
  font-weight: 700;
  margin-bottom: 12px;
}

.step-item h3 {
  margin-bottom: 8px;
}

.step-item p {
  font-size: 14px;
  color: #666666;
  margin-bottom: 0;
}

.guide-link {
  margin-top: 24px;
}

.guide-link a {
  font-weight: 600;
}

/* 问答摘要 */
.faq-summary {
  padding: 40px 0;
}

.faq-summary h2 {
  margin-bottom: 16px;
}

.faq-links li {
  margin-bottom: 10px;
}

.faq-links li a {
  display: inline-block;
  padding: 8px 0;
  font-size: 15px;
  border-bottom: 1px dashed #e0e0e0;
}

.faq-links li a:hover {
  border-bottom-color: #e67e22;
}

/* 内容边界提示条 */
.boundary-notice {
  background-color: #1f3a5f;
  border-radius: 8px;
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: 32px;
}

.boundary-notice p {
  margin: 0;
  color: rgba(255, 255, 255, 0.9);
  font-size: 14px;
}

.boundary-notice a {
  color: #e67e22;
  font-weight: 600;
  white-space: nowrap;
  padding: 8px 0;
  display: inline-block;
}

.boundary-notice a:hover {
  color: #ffffff;
}

/* ============================================================
   PAGES - 频道导航
   ============================================================ */
.channel-guide-figure {
  border-radius: 8px;
  overflow: hidden;
  margin-bottom: 32px;
}

.channel-guide-figure img.guide-image {
  width: 100%;
  height: 260px;
  object-fit: cover;
}

.channel-guide-figure figcaption {
  padding: 8px 12px;
  font-size: 13px;
  color: #888888;
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-top: none;
  border-radius: 0 0 8px 8px;
}

.channel-comparison-section {
  margin-bottom: 40px;
}

.channel-comparison-section h2 {
  margin-bottom: 16px;
}

.table-scroll {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  background-color: #ffffff;
}

.channel-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 600px;
}

.channel-table th,
.channel-table td {
  padding: 14px 16px;
  text-align: left;
  border-bottom: 1px solid #e0e0e0;
  font-size: 14px;
  vertical-align: top;
}

.channel-table thead th {
  background-color: #1f3a5f;
  color: #ffffff;
  font-weight: 600;
  font-size: 14px;
}

.channel-table tbody tr:last-child th,
.channel-table tbody tr:last-child td {
  border-bottom: none;
}

.channel-table tbody th {
  font-weight: 600;
  color: #1f3a5f;
  background-color: #f7f7f7;
}

.channel-table tbody tr:hover {
  background-color: #faf7f3;
}

.channel-audience-section {
  margin-bottom: 40px;
}

.channel-audience-section h2 {
  margin-bottom: 20px;
}

.audience-card-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

/* ============================================================
   PAGES - 观众路径
   ============================================================ */
.page-audience .page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 32px;
}

.page-header-text {
  flex: 1;
}

.page-header-media {
  width: 280px;
  flex-shrink: 0;
  border-radius: 8px;
  overflow: hidden;
}

.page-header-media img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.page-header-media figcaption {
  padding: 6px 10px;
  font-size: 13px;
  color: #888888;
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-top: none;
  border-radius: 0 0 8px 8px;
}

.audience-overview {
  margin-bottom: 40px;
}

.audience-overview h2 {
  margin-bottom: 8px;
}

.overview-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.overview-card {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 20px;
}

.overview-card h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

.overview-card p {
  font-size: 14px;
  color: #666666;
  margin-bottom: 12px;
}

.overview-card a {
  font-size: 14px;
  font-weight: 600;
}

.audience-detail {
  margin-bottom: 40px;
}

.audience-detail > h2 {
  margin-bottom: 24px;
}

.audience-section {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 20px;
}

.audience-section-head {
  margin-bottom: 16px;
}

.audience-section-head h3 {
  font-size: 20px;
  margin-bottom: 6px;
}

.audience-section-head p {
  font-size: 14px;
  color: #666666;
  margin-bottom: 8px;
}

.audience-section-head p a {
  font-weight: 600;
}

.audience-section-body {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
}

.recommend-block h4 {
  font-size: 15px;
  margin-bottom: 10px;
  color: #1f3a5f;
}

.recommend-block ul li {
  padding: 6px 0;
  font-size: 14px;
  color: #555555;
  position: relative;
  padding-left: 16px;
}

.recommend-block ul li::before {
  content: '·';
  position: absolute;
  left: 4px;
  color: #e67e22;
  font-weight: 700;
}

.next-step h4 {
  font-size: 15px;
  margin-bottom: 10px;
  color: #1f3a5f;
}

.next-step p {
  font-size: 14px;
  color: #555555;
  margin-bottom: 0;
}

/* ============================================================
   PAGES - 专题片单
   ============================================================ */
.collection-filter-note {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 20px 24px;
  margin-bottom: 32px;
}

.collection-filter-note h2 {
  font-size: 18px;
  margin-bottom: 8px;
}

.collection-filter-note p {
  font-size: 14px;
  color: #666666;
  margin-bottom: 0;
}

.collection-filter-note p a {
  font-weight: 600;
}

.collection-list {
  margin-bottom: 40px;
}

.collection-list h2 {
  margin-bottom: 20px;
}

.collection-list .collection-card {
  flex-direction: row;
  margin-bottom: 20px;
}

.collection-card-media {
  width: 280px;
  flex-shrink: 0;
}

.collection-card-media figure {
  height: 100%;
}

.collection-card-media img {
  width: 100%;
  height: 100%;
  min-height: 180px;
  object-fit: cover;
}

.collection-card-body {
  padding: 20px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.collection-card-body h3 {
  margin-bottom: 6px;
}

.collection-card-label {
  display: inline-block;
  background-color: rgba(230, 126, 34, 0.1);
  color: #e67e22;
  font-size: 13px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 4px;
  align-self: flex-start;
  margin-bottom: 10px;
}

.collection-card-body p {
  font-size: 14px;
  color: #555555;
  margin-bottom: 8px;
}

.collection-card-body p:last-of-type {
  margin-bottom: 0;
}

.editor-principles {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 40px;
}

.editor-principles h2 {
  margin-bottom: 12px;
}

.editor-principles p {
  font-size: 14px;
  color: #555555;
  margin-bottom: 12px;
}

.editor-principles p:last-child {
  margin-bottom: 0;
}

/* ============================================================
   PAGES - 观影指南
   ============================================================ */
.method-section {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

.method-content h2 {
  margin-bottom: 8px;
}

.method-steps {
  counter-reset: step;
}

.method-step {
  position: relative;
  padding: 0 0 24px 52px;
}

.method-step::before {
  content: counter(step);
  counter-increment: step;
  position: absolute;
  left: 0;
  top: 0;
  width: 36px;
  height: 36px;
  background-color: #1f3a5f;
  color: #ffffff;
  border-radius: 50%;
  text-align: center;
  line-height: 36px;
  font-weight: 700;
  font-size: 15px;
}

.method-step h3 {
  margin-bottom: 6px;
}

.method-step p {
  font-size: 14px;
  color: #666666;
  margin-bottom: 0;
}

.guide-figure {
  border-radius: 8px;
  overflow: hidden;
  align-self: start;
}

.guide-figure img {
  width: 100%;
  height: 300px;
  object-fit: cover;
}

.guide-figure figcaption {
  padding: 8px 12px;
  font-size: 13px;
  color: #888888;
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-top: none;
  border-radius: 0 0 8px 8px;
}

.detail-section {
  margin-bottom: 40px;
}

.detail-section h2 {
  margin-bottom: 8px;
}

.detail-list {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-top: 20px;
}

.detail-item {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 20px;
}

.detail-item h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

.detail-item p {
  font-size: 14px;
  color: #666666;
  margin-bottom: 0;
}

.check-section {
  margin-bottom: 40px;
}

.check-section h2 {
  margin-bottom: 8px;
}

.check-list {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 24px;
  margin-top: 20px;
}

.check-item {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 10px 0;
  border-bottom: 1px solid #f0f0f0;
}

.check-item:last-child {
  border-bottom: none;
}

.check-box {
  width: 20px;
  height: 20px;
  border: 2px solid #1f3a5f;
  border-radius: 4px;
  flex-shrink: 0;
  margin-top: 2px;
}

.check-item p {
  margin: 0;
  font-size: 14px;
  color: #555555;
}

.boundary-section {
  margin-bottom: 40px;
}

.boundary-section h2 {
  margin-bottom: 8px;
}

.boundary-list {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 24px;
  margin-top: 20px;
}

.boundary-list li {
  padding: 8px 0;
  font-size: 14px;
  color: #555555;
  border-bottom: 1px solid #f0f0f0;
}

.boundary-list li:last-child {
  border-bottom: none;
}

/* ============================================================
   PAGES - 问答与反馈
   ============================================================ */
.faq-section {
  margin-bottom: 40px;
}

.faq-section > h2 {
  margin-bottom: 20px;
}

.feedback-section {
  margin-bottom: 40px;
}

.feedback-section > h2 {
  margin-bottom: 8px;
}

.feedback-section > p {
  font-size: 14px;
  color: #666666;
  margin-bottom: 20px;
}

.feedback-steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.feedback-step {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 20px;
}

.feedback-step h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

.feedback-step p {
  font-size: 14px;
  color: #666666;
  margin-bottom: 0;
}

.feedback-figure {
  border-radius: 8px;
  overflow: hidden;
}

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

.feedback-figure figcaption {
  padding: 8px 12px;
  font-size: 13px;
  color: #888888;
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-top: none;
  border-radius: 0 0 8px 8px;
}

/* ============================================================
   PAGES - 内容边界
   ============================================================ */
.scope-section {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

.scope-text h2 {
  margin-bottom: 12px;
}

.scope-text > p {
  font-size: 14px;
  color: #666666;
  margin-bottom: 16px;
}

.scope-list {
  margin-bottom: 16px;
}

.scope-list li {
  padding: 8px 0;
  font-size: 14px;
  color: #555555;
  border-bottom: 1px solid #f0f0f0;
}

.scope-list li strong {
  color: #1f3a5f;
}

.scope-figure {
  border-radius: 8px;
  overflow: hidden;
  align-self: start;
}

.scope-figure img {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.scope-figure figcaption {
  padding: 8px 12px;
  font-size: 13px;
  color: #888888;
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-top: none;
  border-radius: 0 0 8px 8px;
}

.exclusion-section {
  margin-bottom: 40px;
}

.exclusion-section h2 {
  margin-bottom: 8px;
}

.exclusion-section > p {
  font-size: 14px;
  color: #666666;
  margin-bottom: 16px;
}

.exclusion-list {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 24px;
}

.exclusion-list li {
  padding: 10px 0;
  font-size: 14px;
  color: #555555;
  border-bottom: 1px solid #f0f0f0;
}

.exclusion-list li:last-child {
  border-bottom: none;
}

.compliance-section {
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 40px;
}

.compliance-section h2 {
  margin-bottom: 12px;
}

.compliance-section p {
  font-size: 14px;
  color: #555555;
  margin-bottom: 12px;
}

.compliance-section p:last-child {
  margin-bottom: 0;
}

/* ============================================================
   PAGES - 404
   ============================================================ */
.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: 60px 20px;
}

.error-panel {
  text-align: center;
  max-width: 560px;
  background-color: #ffffff;
  border: 1px solid #e0e0e0;
  border-radius: 8px;
  padding: 48px 40px;
}

.error-code {
  font-size: 56px;
  font-weight: 700;
  color: #e67e22;
  margin-bottom: 8px;
  line-height: 1;
}

.error-panel h1 {
  margin-bottom: 12px;
}

.error-desc {
  font-size: 15px;
  color: #666666;
  margin-bottom: 24px;
}

.error-home-link {
  display: inline-block;
  background-color: #e67e22;
  color: #ffffff;
  padding: 12px 28px;
  border-radius: 6px;
  font-weight: 600;
  margin-bottom: 20px;
  min-height: 44px;
  line-height: 1.4;
}

.error-home-link:hover {
  background-color: #c96a13;
  color: #ffffff;
}

.error-help {
  font-size: 14px;
  color: #888888;
}

.error-help a {
  font-weight: 600;
  margin: 0 4px;
}

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 900px) {
  .audience-card-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .overview-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .detail-list {
    grid-template-columns: 1fr;
  }

  .feedback-steps {
    grid-template-columns: 1fr;
  }

  .method-section {
    grid-template-columns: 1fr;
  }

  .scope-section {
    grid-template-columns: 1fr;
  }

  .collection-list .collection-card {
    flex-direction: column;
  }

  .collection-card-media {
    width: 100%;
  }

  .collection-card-media img {
    height: 200px;
  }
}

@media (max-width: 768px) {
  .header-inner {
    height: 56px;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: 56px;
    left: 0;
    right: 0;
    background-color: #ffffff;
    border-bottom: 1px solid #e0e0e0;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.08);
  }

  .site-nav .nav-list {
    display: none;
    flex-direction: column;
    padding: 8px 20px 16px;
    gap: 0;
  }

  .site-nav .nav-list.is-open {
    display: flex;
  }

  .site-nav .nav-list li a {
    padding: 12px 8px;
    border-bottom: 1px solid #f0f0f0;
    font-size: 15px;
  }

  .site-nav .nav-list li:last-child a {
    border-bottom: none;
  }

  .hero-focus {
    grid-template-columns: 1fr;
    padding: 32px 0 32px;
    gap: 24px;
  }

  .hero-media img {
    height: 220px;
  }

  .audience-cards {
    grid-template-columns: 1fr;
  }

  .collection-cards {
    grid-template-columns: 1fr;
  }

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

  .boundary-notice {
    flex-direction: column;
    align-items: flex-start;
  }

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

  .page-audience .page-header {
    flex-direction: column;
    gap: 16px;
  }

  .page-header-media {
    width: 100%;
  }

  .page-header-media img {
    height: 200px;
  }

  .audience-section-body {
    grid-template-columns: 1fr;
  }

  .inner-main {
    padding-top: 24px;
  }

  .page-title {
    font-size: 26px;
  }

  h1 {
    font-size: 26px;
  }

  .hero-copy h1 {
    font-size: 26px;
  }

  .channel-table {
    min-width: 560px;
  }
}

@media (max-width: 390px) {
  .header-inner {
    padding: 0 16px;
  }

  .site-main,
  .inner-main {
    padding-left: 16px;
    padding-right: 16px;
  }

  .hero-copy h1 {
    font-size: 24px;
  }

  .hero-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .btn {
    text-align: center;
  }

  .channel-tags {
    flex-direction: column;
    align-items: stretch;
  }

  .channel-tag {
    text-align: center;
  }

  .audience-card-grid {
    grid-template-columns: 1fr;
  }

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

  .footer-inner {
    padding-bottom: 24px;
  }

  .footer-bottom {
    padding: 12px 0;
  }

  .error-panel {
    padding: 32px 20px;
  }

  .error-code {
    font-size: 44px;
  }
}