/* ==========================================================================
   吃瓜直播 · 全站样式
   地图色基调：米白 / 深海蓝 / 珊瑚橙 / 植被绿
   ========================================================================== */

/* --------------------------------------------------------------------------
   Base
   -------------------------------------------------------------------------- */
:root {
  --color-cream: #f8f5f0;
  --color-navy: #1b4353;
  --color-navy-dark: #132f3a;
  --color-navy-light: #2a5a6e;
  --color-coral: #f26a3c;
  --color-coral-dark: #d9532a;
  --color-green: #3a7d5c;
  --color-gray: #e8e4de;
  --color-gray-dark: #6b6b66;
  --color-gray-light: #f2efe9;
  --color-white: #ffffff;
  --color-text: #2c3e42;
  --color-text-light: #5c6f75;

  --font-sans: "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --font-mono: "SF Mono", "Consolas", "Liberation Mono", monospace;

  --container-width: 1200px;
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 8px;
  --shadow-sm: 0 1px 3px rgba(27, 67, 83, 0.08);
  --shadow-md: 0 4px 12px rgba(27, 67, 83, 0.1);
  --transition: 0.2s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

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

body {
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-text);
  background-color: var(--color-cream);
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: var(--color-navy);
  text-decoration: none;
  transition: color var(--transition);
}

a:hover {
  color: var(--color-coral);
}

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4 {
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-navy);
}

h1 {
  font-size: 32px;
}

h2 {
  font-size: 24px;
}

h3 {
  font-size: 18px;
}

p {
  margin-bottom: 12px;
}

/* 等宽数字 */
.schedule-date,
.stage-date,
.step-number,
.time-mono {
  font-family: var(--font-mono);
  font-variant-numeric: tabular-nums;
}

/* --------------------------------------------------------------------------
   Layout · 全站骨架
   -------------------------------------------------------------------------- */
.site-header {
  background-color: var(--color-navy);
  border-bottom: 3px solid var(--color-coral);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-shrink: 0;
}

.brand-name {
  font-size: 22px;
  font-weight: 800;
  color: var(--color-white);
  letter-spacing: 0.02em;
}

.brand:hover .brand-name {
  color: var(--color-coral);
}

.brand-tagline {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.7);
  letter-spacing: 0.05em;
}

/* 主导航 */
.main-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-item {
  position: relative;
}

.nav-link {
  display: block;
  padding: 10px 16px;
  font-size: 15px;
  font-weight: 500;
  color: rgba(255, 255, 255, 0.85);
  border-radius: var(--radius-sm);
  transition: color var(--transition), background-color var(--transition);
}

.nav-link:hover {
  color: var(--color-white);
  background-color: rgba(255, 255, 255, 0.1);
}

.nav-link.is-current {
  color: var(--color-white);
  background-color: rgba(242, 106, 60, 0.25);
}

/* 下拉面板 */
.has-dropdown {
  position: relative;
}

.dropdown-panel {
  position: absolute;
  top: 100%;
  left: 0;
  min-width: 260px;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-top: 3px solid var(--color-coral);
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  box-shadow: var(--shadow-md);
  padding: 12px 0;
  opacity: 0;
  visibility: hidden;
  transform: translateY(8px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  z-index: 50;
}

.has-dropdown:hover .dropdown-panel,
.has-dropdown:focus-within .dropdown-panel {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.dropdown-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.dropdown-link {
  display: block;
  padding: 8px 20px;
  font-size: 14px;
  color: var(--color-text);
  transition: background-color var(--transition), color var(--transition);
}

.dropdown-link:hover {
  background-color: var(--color-gray-light);
  color: var(--color-coral);
}

/* 移动端导航按钮 */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 10px;
  background: transparent;
  border: none;
  cursor: pointer;
  align-items: center;
  justify-content: center;
}

.toggle-bar {
  display: block;
  width: 24px;
  height: 2px;
  background-color: var(--color-white);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

/* 主体 */
.site-main {
  min-height: 60vh;
}

.inner-main {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 32px 24px 64px;
}

/* 面包屑 */
.breadcrumb {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  margin-bottom: 20px;
  color: var(--color-gray-dark);
}

.breadcrumb a {
  color: var(--color-navy-light);
}

.breadcrumb a:hover {
  color: var(--color-coral);
}

.breadcrumb-sep {
  color: var(--color-gray-dark);
}

.breadcrumb-current {
  color: var(--color-text);
  font-weight: 500;
}

/* 页面标题区 */
.page-header {
  margin-bottom: 32px;
}

.page-title {
  font-size: 32px;
  color: var(--color-navy);
  margin-bottom: 8px;
}

.page-description {
  font-size: 16px;
  color: var(--color-text-light);
  max-width: 720px;
}

/* 页脚 */
.site-footer {
  background-color: var(--color-navy-dark);
  color: rgba(255, 255, 255, 0.75);
  margin-top: 0;
}

.footer-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 48px 24px 32px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 40px;
}

.footer-title {
  font-size: 15px;
  color: var(--color-white);
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-coral);
  display: inline-block;
}

.footer-text {
  font-size: 14px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 6px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.footer-links a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.7);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 16px 0;
  text-align: center;
}

.copyright {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  margin: 0;
}

/* 通用容器 */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

/* 区块 */
.section-block {
  padding: 48px 0;
  border-bottom: 1px solid var(--color-gray);
}

.section-block:last-child {
  border-bottom: none;
}

.section-title {
  font-size: 24px;
  margin-bottom: 8px;
}

.section-desc {
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 28px;
  max-width: 720px;
}

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 2px solid transparent;
  cursor: pointer;
  transition: background-color var(--transition), color var(--transition), border-color var(--transition);
}

.btn-primary {
  background-color: var(--color-coral);
  color: var(--color-white);
}

.btn-primary:hover {
  background-color: var(--color-coral-dark);
  color: var(--color-white);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-navy);
  border-color: var(--color-navy);
}

.btn-secondary:hover {
  background-color: var(--color-navy);
  color: var(--color-white);
}

/* 相关链接 */
.related-links {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 32px 24px 48px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}

.related-links-label {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-navy);
  margin-right: 8px;
}

.related-links-item {
  font-size: 14px;
  color: var(--color-navy-light);
  padding: 6px 14px;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: 20px;
  transition: border-color var(--transition), color var(--transition);
}

.related-links-item:hover {
  border-color: var(--color-coral);
  color: var(--color-coral);
}

/* --------------------------------------------------------------------------
   Components · 通用组件
   -------------------------------------------------------------------------- */

/* FAQ 折叠 */
.faq-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: var(--radius-md);
  margin-bottom: 12px;
  overflow: hidden;
}

.faq-item summary {
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-navy);
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background-color var(--transition);
}

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

.faq-item summary::after {
  content: "+";
  font-size: 20px;
  color: var(--color-coral);
  transition: transform var(--transition);
}

.faq-item[open] summary {
  background-color: var(--color-gray-light);
}

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

.faq-item p {
  padding: 0 20px 16px;
  font-size: 14px;
  color: var(--color-text-light);
}

.faq-answer p {
  padding: 0 20px 16px;
  font-size: 14px;
  color: var(--color-text-light);
}

/* 行业标签 */
.industry-tag {
  display: inline-block;
  padding: 6px 16px;
  font-size: 13px;
  color: var(--color-navy);
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: 20px;
  transition: border-color var(--transition), background-color var(--transition), color var(--transition);
}

.industry-tag:hover {
  border-color: var(--color-coral);
  background-color: var(--color-coral);
  color: var(--color-white);
}

/* --------------------------------------------------------------------------
   Components · 首页
   -------------------------------------------------------------------------- */

/* Hero 赛事化首屏 */
.hero-section {
  background-color: var(--color-navy);
  padding: 56px 0 40px;
  position: relative;
}

.hero-section::after {
  content: "";
  position: absolute;
  bottom: -20px;
  left: 0;
  right: 0;
  height: 20px;
  background: linear-gradient(135deg, var(--color-navy) 50%, transparent 50%);
  background-size: 20px 20px;
  opacity: 0.3;
}

.hero-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 48px;
  align-items: start;
}

.hero-content {
  padding-top: 8px;
}

.hero-title {
  font-size: 36px;
  line-height: 1.3;
  color: var(--color-white);
  margin-bottom: 16px;
}

.hero-lead {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.8);
  margin-bottom: 24px;
  max-width: 520px;
}

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

.hero-actions .btn-primary {
  background-color: var(--color-coral);
}

.hero-actions .btn-secondary {
  border-color: rgba(255, 255, 255, 0.6);
  color: var(--color-white);
}

.hero-actions .btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

/* 首屏右侧：档期与状态 */
.hero-side {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.schedule-card {
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
}

.schedule-title {
  font-size: 15px;
  color: var(--color-coral);
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.schedule-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.schedule-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 12px;
}

.schedule-date {
  font-size: 14px;
  color: var(--color-white);
}

.schedule-status {
  font-size: 12px;
  padding: 3px 10px;
  border-radius: 12px;
  background-color: var(--color-green);
  color: var(--color-white);
  white-space: nowrap;
}

.project-status {
  background-color: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
}

.status-title {
  font-size: 15px;
  color: var(--color-coral);
  margin-bottom: 12px;
}

.status-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.status-item {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.85);
  background-color: rgba(255, 255, 255, 0.1);
  padding: 5px 12px;
  border-radius: 14px;
}

.status-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--color-coral);
}

/* 服务对象行业标签 */
.industry-tags {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 32px 24px 0;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
}

.tags-label {
  font-size: 14px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.7);
  margin-right: 8px;
}

.industry-tags .industry-tag {
  background-color: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  color: rgba(255, 255, 255, 0.85);
}

.industry-tags .industry-tag:hover {
  background-color: var(--color-coral);
  border-color: var(--color-coral);
  color: var(--color-white);
}

/* 三栏指南主体 */
.guide-section {
  padding: 56px 0 64px;
}

.guide-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 280px 1fr 300px;
  gap: 32px;
  align-items: start;
}

/* 左侧：区域索引 */
.guide-sidebar {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: sticky;
  top: 88px;
}

.sidebar-title {
  font-size: 18px;
  margin-bottom: 20px;
  padding-bottom: 10px;
  border-bottom: 2px solid var(--color-gray);
}

.index-cards {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.index-card {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  padding: 14px;
  background-color: var(--color-gray-light);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-navy);
  transition: border-color var(--transition), background-color var(--transition);
}

.index-card:hover {
  border-left-color: var(--color-coral);
  background-color: var(--color-white);
}

.index-icon {
  font-size: 20px;
  line-height: 1.4;
  flex-shrink: 0;
}

.index-name {
  font-size: 15px;
  font-weight: 600;
  color: var(--color-navy);
  display: block;
  margin-bottom: 2px;
}

.index-desc {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.5;
}

/* 中间：项目地点列表 */
.guide-main {
  min-width: 0;
}

.main-section-title {
  font-size: 24px;
  margin-bottom: 24px;
  color: var(--color-navy);
}

.location-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.location-card {
  display: grid;
  grid-template-columns: 200px 1fr;
  gap: 20px;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow var(--transition);
}

.location-card:hover {
  box-shadow: var(--shadow-md);
}

.location-figure {
  margin: 0;
  overflow: hidden;
}

.location-figure img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.location-content {
  padding: 20px 24px;
}

.location-title {
  font-size: 18px;
  margin-bottom: 8px;
}

.location-desc {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 12px;
}

.location-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-coral);
  background-color: rgba(242, 106, 60, 0.1);
  padding: 4px 12px;
  border-radius: 12px;
}

/* 右侧：实用信息栏 */
.guide-info {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.info-block {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
}

.info-title {
  font-size: 16px;
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-coral);
  display: inline-block;
}

.info-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 10px;
}

.info-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-coral);
}

.info-link:hover {
  color: var(--color-coral-dark);
}

/* 首页 FAQ 折叠 */
.guide-info .faq-item {
  margin-bottom: 8px;
}

.guide-info .faq-item summary {
  padding: 12px 16px;
  font-size: 14px;
}

.guide-info .faq-item p {
  padding: 0 16px 12px;
  font-size: 13px;
}

/* 首页材料清单 */
.material-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.material-list li {
  font-size: 14px;
  color: var(--color-text-light);
  padding-left: 16px;
  position: relative;
}

.material-list li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--color-coral);
  font-size: 13px;
}

/* --------------------------------------------------------------------------
   Components · 服务页
   -------------------------------------------------------------------------- */

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

.page-lead {
  font-size: 16px;
  color: var(--color-text-light);
  max-width: 760px;
}

/* 项目概览 */
.project-overview {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  margin-bottom: 56px;
}

.overview-copy h2 {
  margin-bottom: 16px;
}

.overview-copy p {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.8;
}

.overview-media {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

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

.overview-media figcaption {
  padding: 10px 16px;
  font-size: 13px;
  color: var(--color-text-light);
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-top: none;
}

/* 空间规划 */
.service-space {
  margin-bottom: 56px;
}

.section-intro {
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 28px;
  max-width: 720px;
}

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

.service-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: box-shadow var(--transition), border-color var(--transition);
}

.service-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-navy-light);
}

.service-icon {
  width: 44px;
  height: 44px;
  background-color: var(--color-navy);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.icon-mark {
  display: block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--color-coral);
  border-radius: 4px;
  position: relative;
}

.icon-mark::after {
  content: "";
  position: absolute;
  inset: 4px;
  border: 1px solid var(--color-coral);
  border-radius: 2px;
}

.service-card h3 {
  font-size: 20px;
  margin-bottom: 10px;
}

.service-card > p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 16px;
}

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

.tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 500;
  color: var(--color-navy-light);
  background-color: var(--color-gray-light);
  border: 1px solid var(--color-gray);
  padding: 4px 12px;
  border-radius: 12px;
}

.deliverables {
  background-color: var(--color-gray-light);
  border-radius: var(--radius-md);
  padding: 16px;
}

.deliverables h4 {
  font-size: 14px;
  margin-bottom: 8px;
  color: var(--color-navy);
}

.deliverable-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.deliverable-list li {
  font-size: 13px;
  color: var(--color-text-light);
  padding-left: 14px;
  position: relative;
}

.deliverable-list li::before {
  content: "•";
  position: absolute;
  left: 0;
  color: var(--color-coral);
}

/* 配套说明 */
.support-info {
  margin-bottom: 56px;
}

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

.support-block {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.support-block h3 {
  font-size: 17px;
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-gray);
}

.support-block p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
}

/* 服务页 CTA */
.service-cta {
  background-color: var(--color-navy);
  border-radius: var(--radius-lg);
  padding: 48px;
  text-align: center;
  margin-bottom: 32px;
}

.service-cta h2 {
  color: var(--color-white);
  margin-bottom: 12px;
}

.service-cta p {
  color: rgba(255, 255, 255, 0.8);
  font-size: 15px;
  margin-bottom: 24px;
}

.cta-links {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.service-cta .btn-secondary {
  border-color: rgba(255, 255, 255, 0.6);
  color: var(--color-white);
}

.service-cta .btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
}

/* --------------------------------------------------------------------------
   Components · 项目进展页
   -------------------------------------------------------------------------- */

.page-head {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

.page-intro {
  font-size: 16px;
  color: var(--color-text-light);
  margin-bottom: 32px;
}

/* 时间线 */
.timeline-section {
  background-color: var(--color-white);
}

.timeline-list {
  position: relative;
  padding-left: 32px;
}

.timeline-list::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 0;
  bottom: 0;
  width: 2px;
  background-color: var(--color-gray);
}

.timeline-item {
  position: relative;
  margin-bottom: 32px;
  padding: 24px;
  background-color: var(--color-gray-light);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--color-navy);
}

.timeline-item:last-child {
  margin-bottom: 0;
}

.timeline-marker {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.stage-tag {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  color: var(--color-white);
  background-color: var(--color-coral);
  padding: 4px 12px;
  border-radius: 12px;
  text-transform: uppercase;
}

.stage-date {
  font-size: 13px;
  color: var(--color-gray-dark);
}

.timeline-content h3 {
  font-size: 17px;
  margin-bottom: 6px;
}

.timeline-content p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin: 0;
}

/* 照片墙 */
.behind-section {
  background-color: var(--color-cream);
}

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

.photo-card {
  margin: 0;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: box-shadow var(--transition);
}

.photo-card:hover {
  box-shadow: var(--shadow-md);
}

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

.photo-card figcaption {
  padding: 12px 16px;
  font-size: 13px;
  color: var(--color-text-light);
  background-color: var(--color-white);
}

/* 行业覆盖 */
.industry-section {
  background-color: var(--color-white);
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 32px;
}

.industry-note {
  background-color: var(--color-gray-light);
  border-left: 4px solid var(--color-green);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
}

.industry-note h3 {
  font-size: 16px;
  margin-bottom: 8px;
}

.industry-note p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin: 0;
}

/* --------------------------------------------------------------------------
   Components · 制作流程页
   -------------------------------------------------------------------------- */

/* 流程总览 */
.route-overview {
  margin-bottom: 48px;
}

.route-map {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.route-node {
  display: inline-block;
  font-size: 14px;
  font-weight: 600;
  color: var(--color-navy);
  background-color: var(--color-gray-light);
  border: 1px solid var(--color-gray);
  border-radius: 20px;
  padding: 8px 20px;
}

.route-arrow {
  font-size: 18px;
  color: var(--color-coral);
  font-weight: 700;
}

/* 步骤卡 */
.route-steps {
  margin-bottom: 48px;
}

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

.step-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: var(--radius-lg);
  padding: 24px;
  position: relative;
  transition: box-shadow var(--transition);
}

.step-card:hover {
  box-shadow: var(--shadow-md);
}

.step-number {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  background-color: var(--color-navy);
  color: var(--color-white);
  font-size: 16px;
  font-weight: 700;
  border-radius: 50%;
  margin-bottom: 12px;
}

.step-title {
  font-size: 18px;
  margin-bottom: 10px;
}

.step-entry,
.step-work,
.step-output {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 6px;
}

.step-entry {
  font-weight: 600;
  color: var(--color-navy-light);
}

.step-output {
  color: var(--color-coral);
  font-weight: 500;
}

.step-media {
  margin: 24px 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.step-media img {
  width: 100%;
  height: 280px;
  object-fit: cover;
}

.step-media figcaption {
  padding: 10px 16px;
  font-size: 13px;
  color: var(--color-text-light);
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-top: none;
}

/* 交付标准 */
.deliverable {
  margin-bottom: 48px;
}

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

.deliverable-item {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-top: 3px solid var(--color-green);
  border-radius: var(--radius-md);
  padding: 24px;
}

.deliverable-title {
  font-size: 16px;
  margin-bottom: 10px;
}

.deliverable-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin: 0;
}

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

/* --------------------------------------------------------------------------
   Components · 关于页
   -------------------------------------------------------------------------- */

/* 页头副标题 */
.page-subtitle {
  font-size: 16px;
  color: var(--color-text-light);
  margin-bottom: 32px;
}

/* 页面布局：侧栏 + 主内容 */
.page-layout {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: 40px;
  align-items: start;
}

body.page-about .page-layout {
  grid-template-columns: 280px 1fr;
}

/* 侧栏 */
.sidebar {
  position: sticky;
  top: 88px;
}

.side-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.side-title {
  font-size: 17px;
  margin-bottom: 14px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-coral);
}

.side-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.side-list li {
  font-size: 14px;
  color: var(--color-text-light);
  padding-left: 16px;
  position: relative;
}

.side-list li::before {
  content: "▸";
  position: absolute;
  left: 0;
  color: var(--color-coral);
  font-size: 13px;
}

/* 主内容区 */
.main-content {
  min-width: 0;
}

/* 关于区块 */
.about-section {
  margin-bottom: 40px;
  padding-bottom: 40px;
  border-bottom: 1px solid var(--color-gray);
}

.about-section:last-child {
  border-bottom: none;
}

.section-text {
  margin-bottom: 20px;
}

.section-text p {
  font-size: 15px;
  color: var(--color-text-light);
  line-height: 1.8;
  margin-bottom: 12px;
}

.section-figure {
  margin: 20px 0 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

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

.section-figure figcaption {
  padding: 10px 16px;
  font-size: 13px;
  color: var(--color-text-light);
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-top: none;
}

/* 工作方式卡片 */
.work-mode-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.mode-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: var(--radius-lg);
  padding: 24px;
  transition: box-shadow var(--transition);
}

.mode-card:hover {
  box-shadow: var(--shadow-md);
}

.mode-card-title {
  font-size: 17px;
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-gray);
}

.mode-card p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 0;
}

/* 创作原则 */
.principle-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.principle-item {
  background-color: var(--color-white);
  border-left: 3px solid var(--color-green);
  border-radius: var(--radius-sm);
  padding: 20px 24px;
}

.principle-name {
  font-size: 16px;
  margin-bottom: 8px;
}

.principle-item p {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin: 0;
}

/* 合作边界 */
.boundary-intro {
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 20px;
}

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

.boundary-list li {
  font-size: 14px;
  color: var(--color-text-light);
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: var(--radius-md);
  padding: 14px 20px;
  padding-left: 40px;
  position: relative;
  line-height: 1.6;
}

.boundary-list li::before {
  content: "✕";
  position: absolute;
  left: 16px;
  color: var(--color-coral);
  font-weight: 700;
}

/* 了解更多链接 */
.about-links {
  margin-top: 40px;
}

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

.link-card {
  display: flex;
  flex-direction: column;
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: var(--radius-md);
  padding: 20px;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.link-card:hover {
  border-color: var(--color-coral);
  box-shadow: var(--shadow-sm);
}

.link-card-title {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-navy);
  margin-bottom: 6px;
}

.link-card-desc {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   Components · 合作咨询页
   -------------------------------------------------------------------------- */

/* 顶部大图 */
.contact-hero {
  margin-bottom: 48px;
}

.contact-figure {
  margin: 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
}

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

.contact-figure figcaption {
  padding: 10px 16px;
  font-size: 13px;
  color: var(--color-text-light);
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-top: none;
}

/* 区块标题 */
.section-heading {
  margin-bottom: 24px;
}

/* 咨询步骤 */
.consult-steps {
  background-color: var(--color-white);
}

.steps-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

.consult-steps .step-card {
  text-align: left;
  padding: 24px;
}

.consult-steps .step-number {
  background-color: var(--color-coral);
}

.consult-steps .step-title {
  font-size: 16px;
}

.consult-steps .step-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin-bottom: 10px;
}

.consult-steps .step-output {
  display: inline-block;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-green);
  background-color: rgba(58, 125, 92, 0.1);
  padding: 4px 12px;
  border-radius: 12px;
}

/* 档期说明 */
.schedule-block {
  background-color: var(--color-cream);
}

.schedule-content {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.schedule-block .schedule-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-gray);
  border-radius: var(--radius-lg);
  padding: 24px;
}

.schedule-block .schedule-title {
  font-size: 16px;
  color: var(--color-navy);
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--color-gray);
}

.schedule-block .schedule-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin: 0;
}

/* 准备材料 */
.materials-block {
  background-color: var(--color-white);
}

.materials-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
}

.material-item {
  background-color: var(--color-gray-light);
  border-radius: var(--radius-md);
  padding: 20px 24px;
  border-left: 3px solid var(--color-navy);
}

.material-title {
  font-size: 16px;
  margin-bottom: 8px;
}

.material-text {
  font-size: 14px;
  color: var(--color-text-light);
  line-height: 1.7;
  margin: 0;
}

/* FAQ */
.faq-block {
  background-color: var(--color-cream);
}

/* --------------------------------------------------------------------------
   Components · 404 页
   -------------------------------------------------------------------------- */

.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: 48px 24px;
}

.error-section {
  text-align: center;
  max-width: 480px;
}

.error-code {
  font-size: 72px;
  font-weight: 800;
  color: var(--color-coral);
  font-family: var(--font-mono);
  line-height: 1;
  margin-bottom: 16px;
}

.error-title {
  font-size: 24px;
  margin-bottom: 12px;
}

.error-desc {
  font-size: 15px;
  color: var(--color-text-light);
  margin-bottom: 24px;
}

.error-back {
  display: inline-block;
  padding: 12px 32px;
  background-color: var(--color-navy);
  color: var(--color-white);
  border-radius: var(--radius-md);
  font-size: 15px;
  font-weight: 600;
  transition: background-color var(--transition);
}

.error-back:hover {
  background-color: var(--color-coral);
  color: var(--color-white);
}

/* --------------------------------------------------------------------------
   Responsive
   -------------------------------------------------------------------------- */

/* 平板 */
@media (max-width: 1024px) {
  .guide-inner {
    grid-template-columns: 240px 1fr;
    gap: 24px;
  }

  .guide-info {
    grid-column: 1 / -1;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

  .support-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }

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

  .link-group {
    grid-template-columns: repeat(3, 1fr);
    gap: 16px;
  }
}

/* 手机 */
@media (max-width: 768px) {
  .header-inner {
    height: 60px;
    padding: 0 16px;
  }

  .brand-tagline {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-list {
    position: absolute;
    top: 60px;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    background-color: var(--color-navy-dark);
    padding: 8px 16px 16px;
    gap: 2px;
    display: none;
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
  }

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

  .nav-link {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
  }

  .dropdown-panel {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    background-color: rgba(255, 255, 255, 0.05);
    border: none;
    border-radius: var(--radius-sm);
    box-shadow: none;
    padding: 4px 0 4px 16px;
    min-width: 0;
  }

  .dropdown-link {
    color: rgba(255, 255, 255, 0.75);
    padding: 8px 16px;
  }

  .dropdown-link:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--color-white);
  }

  /* 首页 */
  .hero-section {
    padding: 40px 0 32px;
  }

  .hero-inner {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 0 16px;
  }

  .hero-title {
    font-size: 28px;
  }

  .hero-actions {
    flex-direction: column;
    gap: 12px;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .industry-tags {
    padding: 24px 16px 0;
  }

  .guide-section {
    padding: 40px 0;
  }

  .guide-inner {
    grid-template-columns: 1fr;
    gap: 24px;
    padding: 0 16px;
  }

  .guide-sidebar {
    position: static;
    order: 3;
  }

  .guide-main {
    order: 1;
  }

  .guide-info {
    order: 2;
    grid-template-columns: 1fr;
  }

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

  .location-figure img {
    height: 200px;
  }

  .location-content {
    padding: 16px 20px;
  }

  /* 内页 */
  .inner-main {
    padding: 24px 16px 48px;
  }

  .page-title {
    font-size: 28px;
  }

  .breadcrumb {
    font-size: 13px;
    flex-wrap: wrap;
  }

  /* 服务页 */
  .project-overview {
    grid-template-columns: 1fr;
    gap: 24px;
  }

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

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

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

  .service-cta {
    padding: 32px 24px;
  }

  .cta-links {
    flex-direction: column;
  }

  .cta-links .btn {
    width: 100%;
  }

  /* 项目页 */
  .container {
    padding: 0 16px;
  }

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

  .photo-card img {
    height: 220px;
  }

  .timeline-list {
    padding-left: 24px;
  }

  .timeline-item {
    padding: 16px;
  }

  .timeline-marker {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  /* 流程页 */
  .route-map {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
    padding: 16px;
  }

  .route-arrow {
    transform: rotate(90deg);
    display: inline-block;
    margin-left: 16px;
  }

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

  .step-media img {
    height: 200px;
  }

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

  /* 关于页 */
  .page-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  body.page-about .page-layout {
    grid-template-columns: 1fr;
  }

  .sidebar {
    position: static;
    order: 2;
  }

  .main-content {
    order: 1;
  }

  .work-mode-grid {
    grid-template-columns: 1fr;
  }

  .link-group {
    grid-template-columns: 1fr;
  }

  .section-figure img {
    height: 220px;
  }

  /* 咨询页 */
  .contact-figure img {
    height: 220px;
  }

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

  .schedule-content {
    grid-template-columns: 1fr;
  }

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

  /* 页脚 */
  .footer-inner {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    padding: 32px 16px 24px;
  }

  .related-links {
    padding: 24px 16px 32px;
  }

  .related-links-item {
    font-size: 13px;
    padding: 5px 12px;
  }
}

/* 超小屏 */
@media (max-width: 480px) {
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .error-code {
    font-size: 56px;
  }

  .hero-title {
    font-size: 24px;
  }

  .schedule-item {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }
}