/* ==========================================================================
   麻豆传媒官网在线 · 整站样式
   视觉方向：单色品牌风，黑白主体 + 墨绿识别色
   ========================================================================== */

/* ==========================================================================
   Base · 基础变量、重置、排版
   ========================================================================== */

:root {
  --color-black: #111111;
  --color-white: #ffffff;
  --color-gray-bg: #f5f5f5;
  --color-gray-text: #555555;
  --color-accent: #0a6c5a;
  --color-accent-dark: #085443;
  --color-border: #e5e5e5;
  --font-sans: "Source Han Sans SC", "PingFang SC", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  --container-width: 1200px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --transition-base: 0.25s 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-black);
  background: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

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

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

a:hover {
  color: var(--color-accent-dark);
}

ul,
ol {
  list-style: none;
}

h1,
h2,
h3,
h4 {
  font-weight: 700;
  line-height: 1.35;
}

/* 屏幕阅读器专用 */
.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  white-space: nowrap;
  border: 0;
}

/* ==========================================================================
   Layout · 全站骨架：页头、页脚、主容器、面包屑
   ========================================================================== */

.site-header {
  background: var(--color-black);
  color: var(--color-white);
  position: sticky;
  top: 0;
  z-index: 100;
}

.header-inner {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand-link {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
  color: var(--color-white);
}

.brand-link:hover {
  color: var(--color-white);
}

.brand-name {
  font-size: 20px;
  font-weight: 700;
  letter-spacing: 0.02em;
}

.brand-tag {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.6);
  margin-top: 2px;
}

.site-nav .nav-list {
  display: flex;
  gap: 6px;
}

.site-nav .nav-list a {
  display: block;
  padding: 8px 16px;
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
  border-radius: var(--radius-sm);
  transition: background var(--transition-base), color var(--transition-base);
}

.site-nav .nav-list a:hover {
  color: var(--color-white);
  background: rgba(255, 255, 255, 0.08);
}

.site-nav .nav-list a.is-current {
  color: var(--color-white);
  background: var(--color-accent);
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  padding: 8px;
  cursor: pointer;
  flex-direction: column;
  gap: 5px;
}

.nav-toggle-line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
}

/* 面包屑 */
.breadcrumb {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 24px 24px 0;
  font-size: 14px;
  color: var(--color-gray-text);
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: var(--color-gray-text);
}

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

.breadcrumb-sep {
  color: #bbbbbb;
}

.breadcrumb-current {
  color: var(--color-black);
}

/* 主内容容器 */
.site-main {
  min-height: 60vh;
}

.site-main.inner-main {
  padding-bottom: 72px;
}

/* 页面标题区 */
.page-header {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 40px 24px 32px;
}

.page-title {
  font-size: 32px;
  color: var(--color-black);
  margin-bottom: 12px;
}

.page-description {
  font-size: 16px;
  line-height: 1.7;
  color: var(--color-gray-text);
  max-width: 760px;
}

/* 页脚 */
.site-footer {
  background: var(--color-black);
  color: rgba(255, 255, 255, 0.8);
  padding: 56px 0 0;
}

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

.footer-col h3 {
  font-size: 15px;
  color: var(--color-white);
  margin-bottom: 16px;
  font-weight: 700;
}

.footer-col p,
.footer-col .footer-about {
  font-size: 14px;
  line-height: 1.7;
  color: rgba(255, 255, 255, 0.6);
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links a {
  font-size: 14px;
  color: rgba(255, 255, 255, 0.6);
}

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

.footer-bottom {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 32px 24px 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  margin-top: 48px;
}

.footer-bottom p {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.45);
}

/* ==========================================================================
   Components · 通用组件：按钮、模块标题、卡片、FAQ、CTA、图片
   ========================================================================== */

/* 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: 1px solid transparent;
  cursor: pointer;
  transition: background var(--transition-base), color var(--transition-base),
    border-color var(--transition-base);
}

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

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

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

.btn-outline:hover {
  border-color: var(--color-white);
  background: rgba(255, 255, 255, 0.08);
  color: var(--color-white);
}

.btn-light {
  background: var(--color-white);
  color: var(--color-black);
}

.btn-light:hover {
  background: var(--color-gray-bg);
}

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

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

/* 区块标题 */
.section-heading {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  text-align: left;
}

.section-title {
  font-size: 22px;
  color: var(--color-black);
  margin-bottom: 8px;
}

.section-sub {
  font-size: 15px;
  color: var(--color-gray-text);
  line-height: 1.7;
}

.section-lead {
  font-size: 16px;
  color: var(--color-gray-text);
  line-height: 1.7;
  max-width: 720px;
}

/* 文字链接 */
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 15px;
  font-weight: 600;
  color: var(--color-accent);
}

.text-link::after {
  content: "→";
  font-size: 16px;
}

.text-link:hover {
  color: var(--color-accent-dark);
}

/* 图片容器 */
.content-media {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-gray-bg);
}

.content-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.content-media figcaption {
  font-size: 13px;
  color: var(--color-gray-text);
  padding: 8px 12px;
  background: var(--color-gray-bg);
  line-height: 1.5;
}

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

.faq-question {
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
}

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

.faq-question::after {
  content: "+";
  font-size: 20px;
  color: var(--color-accent);
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

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

.faq-answer {
  padding: 0 20px 18px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--color-gray-text);
}

/* CTA 横幅 */
.cta-banner {
  background: var(--color-accent);
  border-radius: var(--radius-md);
  padding: 48px 56px;
}

.cta-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.cta-title {
  font-size: 22px;
  color: var(--color-white);
  margin-bottom: 8px;
}

.cta-desc {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.85);
  line-height: 1.7;
}

/* 相关链接 */
.related-links {
  max-width: var(--container-width);
  margin: 48px auto 0;
  padding: 24px;
  border-top: 1px solid var(--color-border);
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.related-links-label {
  font-size: 14px;
  color: var(--color-gray-text);
  font-weight: 600;
}

.related-links-item {
  font-size: 14px;
  color: var(--color-accent);
  padding: 6px 14px;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  transition: border-color var(--transition-base), background var(--transition-base);
}

.related-links-item:hover {
  border-color: var(--color-accent);
  background: rgba(10, 108, 90, 0.06);
}

/* ==========================================================================
   Pages · 首页
   ========================================================================== */

/* 首屏 hero */
.hero-section {
  background: var(--color-black);
  color: var(--color-white);
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(180deg, rgba(17, 17, 17, 0.85) 0%, rgba(17, 17, 17, 0.6) 100%);
  z-index: 1;
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 96px 24px 72px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-title {
  font-size: 44px;
  line-height: 1.25;
  font-weight: 700;
  margin-bottom: 20px;
}

.hero-lead {
  font-size: 16px;
  line-height: 1.8;
  color: rgba(255, 255, 255, 0.75);
  margin-bottom: 32px;
  max-width: 520px;
}

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

.hero-media {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: 0 24px 48px rgba(0, 0, 0, 0.4);
}

.hero-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4 / 3;
}

/* 首页首屏下方图片区 */
.content-media-primary {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px 48px;
}

.content-media-primary img {
  aspect-ratio: 21 / 9;
}

/* 快速入口 */
.quick-entries {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 56px 24px 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.quick-entry-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  background: var(--color-white);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.quick-entry-card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  transform: translateY(-4px);
}

.entry-title {
  font-size: 17px;
  margin-bottom: 8px;
}

.entry-desc {
  font-size: 14px;
  color: var(--color-gray-text);
  line-height: 1.7;
  margin-bottom: 16px;
}

.entry-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.entry-link::after {
  content: "→";
}

/* 服务范围 */
.service-scope {
  background: var(--color-gray-bg);
  padding: 64px 0;
}

.service-scope .section-heading {
  margin-bottom: 40px;
}

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

.service-item {
  background: var(--color-white);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  border-top: 3px solid var(--color-accent);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.service-item:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
  transform: translateY(-4px);
}

.service-name {
  font-size: 17px;
  margin-bottom: 10px;
}

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

/* 工作流程预览 */
.workflow-preview {
  padding: 64px 0;
}

.workflow-preview .section-heading {
  margin-bottom: 40px;
}

.workflow-steps {
  max-width: var(--container-width);
  margin: 0 auto 32px;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  counter-reset: step;
}

.step-item {
  position: relative;
  padding-top: 48px;
}

.step-num {
  position: absolute;
  top: 0;
  left: 0;
  font-size: 14px;
  font-weight: 700;
  color: var(--color-accent);
  background: rgba(10, 108, 90, 0.1);
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

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

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

.workflow-preview .text-link {
  display: inline-flex;
  margin-left: 24px;
}

/* 最新公告 */
.latest-notices {
  background: var(--color-gray-bg);
  padding: 64px 0;
}

.latest-notices .section-heading {
  margin-bottom: 40px;
}

.notice-list {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  gap: 0;
}

.notice-item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
  align-items: start;
}

.notice-date {
  font-size: 14px;
  color: var(--color-gray-text);
  font-variant-numeric: tabular-nums;
}

.notice-title {
  font-size: 16px;
  margin-bottom: 6px;
}

.notice-summary {
  font-size: 14px;
  color: var(--color-gray-text);
  line-height: 1.7;
  margin-bottom: 8px;
}

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

/* FAQ 预览 */
.faq-preview {
  padding: 64px 0;
}

.faq-preview .section-heading {
  margin-bottom: 32px;
}

.faq-preview .faq-item {
  max-width: var(--container-width);
  margin: 0 auto 16px;
}

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

/* 合作咨询横幅 */
.cta-banner {
  max-width: var(--container-width);
  margin: 0 auto 64px;
}

/* ==========================================================================
   Pages · 服务项目页
   ========================================================================== */

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

.service-catalog > .section-title {
  margin-bottom: 8px;
}

.service-catalog > .section-lead {
  margin-bottom: 48px;
}

.service-catalog .service-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding: 48px 0;
  border-top: none;
  border-bottom: 1px solid var(--color-border);
  border-radius: 0;
  background: transparent;
}

.service-catalog .service-item:hover {
  box-shadow: none;
  transform: none;
}

.service-catalog .service-item:nth-child(even) {
  direction: rtl;
}

.service-catalog .service-item:nth-child(even) > * {
  direction: ltr;
}

.service-media {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-gray-bg);
}

.service-media img {
  width: 100%;
  aspect-ratio: 4 / 3;
  object-fit: cover;
}

.service-content h3 {
  font-size: 24px;
  margin-bottom: 12px;
}

.service-content > p {
  font-size: 15px;
  color: var(--color-gray-text);
  line-height: 1.7;
  margin-bottom: 20px;
}

.service-detail {
  margin-bottom: 16px;
}

.service-detail h4 {
  font-size: 15px;
  margin-bottom: 8px;
  color: var(--color-black);
}

.service-detail ul {
  list-style: disc;
  padding-left: 20px;
  margin-bottom: 16px;
}

.service-detail ul li {
  font-size: 14px;
  color: var(--color-gray-text);
  line-height: 1.7;
  margin-bottom: 4px;
}

.service-link {
  font-size: 14px;
}

.service-link a {
  font-weight: 600;
  color: var(--color-accent);
}

/* 服务选型 */
.service-selection {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 56px 24px;
}

.service-selection > .section-title {
  margin-bottom: 8px;
}

.service-selection > .section-lead {
  margin-bottom: 32px;
}

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

.selection-item {
  background: var(--color-gray-bg);
  border-radius: var(--radius-md);
  padding: 24px;
}

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

.selection-item p {
  font-size: 14px;
  color: var(--color-gray-text);
  line-height: 1.7;
}

/* 服务政策提示条 */
.service-policy-tip {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 24px;
  background: rgba(10, 108, 90, 0.06);
  border-left: 4px solid var(--color-accent);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.service-policy-tip p {
  font-size: 14px;
  line-height: 1.7;
  color: var(--color-gray-text);
}

.service-policy-tip p + p {
  margin-top: 8px;
}

.service-policy-tip a {
  font-weight: 600;
}

/* ==========================================================================
   Pages · 作品案例页
   ========================================================================== */

.filter-tags {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px 32px;
}

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

.filter-tag {
  padding: 8px 20px;
  font-size: 14px;
  font-weight: 500;
  border: 1px solid var(--color-border);
  border-radius: 999px;
  background: var(--color-white);
  cursor: pointer;
  color: var(--color-gray-text);
  transition: all var(--transition-base);
}

.filter-tag:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}

.filter-tag.is-active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-white);
}

.case-grid-section {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

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

.case-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--color-white);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.case-card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  transform: translateY(-4px);
}

.case-media {
  overflow: hidden;
  background: var(--color-gray-bg);
}

.case-media img {
  width: 100%;
  aspect-ratio: 16 / 10;
  object-fit: cover;
}

.case-body {
  padding: 20px;
}

.case-tag {
  display: inline-block;
  font-size: 12px;
  color: var(--color-accent);
  background: rgba(10, 108, 90, 0.08);
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: 12px;
}

.case-title {
  font-size: 17px;
  margin-bottom: 8px;
}

.case-summary {
  font-size: 14px;
  color: var(--color-gray-text);
  line-height: 1.7;
  margin-bottom: 12px;
}

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

/* 案例说明 */
.case-note {
  max-width: var(--container-width);
  margin: 48px auto 0;
  padding: 32px 24px;
  background: var(--color-gray-bg);
  border-radius: var(--radius-md);
}

.case-note .section-title {
  margin-bottom: 12px;
}

.case-note p {
  font-size: 14px;
  color: var(--color-gray-text);
  line-height: 1.7;
}

.case-note p + p {
  margin-top: 8px;
}

/* ==========================================================================
   Pages · 制作流程页
   ========================================================================== */

.process-hero {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px 40px;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.process-hero img {
  width: 100%;
  aspect-ratio: 21 / 8;
  object-fit: cover;
}

.process-hero figcaption {
  font-size: 13px;
  color: var(--color-gray-text);
  padding: 8px 12px;
  background: var(--color-gray-bg);
  text-align: center;
}

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

.timeline-section > .section-title {
  margin-bottom: 24px;
}

.timeline-list {
  position: relative;
  padding-left: 0;
}

.timeline-list::before {
  content: "";
  position: absolute;
  left: 24px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--color-border);
}

.timeline-item {
  position: relative;
  padding-left: 72px;
  padding-bottom: 40px;
}

.step-card {
  background: var(--color-gray-bg);
  border-radius: var(--radius-md);
  padding: 24px 28px;
  border-left: 3px solid var(--color-accent);
}

.step-card .step-number {
  position: absolute;
  left: 0;
  top: 0;
  width: 48px;
  height: 48px;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 16px;
  font-weight: 700;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1;
}

.step-card .step-title {
  font-size: 18px;
  margin-bottom: 12px;
}

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

.step-detail p {
  margin-bottom: 6px;
}

.step-detail p:last-child {
  margin-bottom: 0;
}

/* 流程补充说明 */
.process-note {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px 48px;
}

.process-note .section-title {
  margin-bottom: 12px;
}

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

/* 流程页 CTA */
.timeline-section + .cta-banner {
  margin-top: 24px;
}

.cta-banner .cta-button {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  background: var(--color-white);
  color: var(--color-black);
  font-size: 15px;
  font-weight: 600;
  border-radius: var(--radius-md);
  transition: background var(--transition-base);
}

.cta-banner .cta-button:hover {
  background: var(--color-gray-bg);
  color: var(--color-black);
}

/* ==========================================================================
   Pages · 服务政策页
   ========================================================================== */

.policy-sections {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px 48px;
}

.policy-sections > .section-title {
  font-size: 22px;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--color-border);
}

.content-media-inline {
  margin: 16px 0 24px;
  max-width: 720px;
}

.content-media-inline img {
  aspect-ratio: 21 / 9;
}

.policy-block {
  margin-bottom: 24px;
}

.policy-block h3 {
  font-size: 16px;
  margin-bottom: 10px;
}

.policy-list {
  list-style: none;
}

.policy-list li {
  font-size: 15px;
  color: var(--color-gray-text);
  line-height: 1.8;
  padding-left: 20px;
  position: relative;
  margin-bottom: 6px;
}

.policy-list li::before {
  content: "";
  position: absolute;
  left: 4px;
  top: 12px;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-accent);
}

/* 政策 FAQ */
.policy-faq {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px;
}

.policy-faq > .section-title {
  margin-bottom: 24px;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-list .faq-item {
  padding: 0;
}

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

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

.faq-list .faq-item summary::after {
  content: "+";
  font-size: 20px;
  color: var(--color-accent);
  flex-shrink: 0;
}

.faq-list .faq-item[open] summary::after {
  content: "−";
}

.faq-list .faq-item p {
  padding: 0 20px 18px;
  font-size: 15px;
  color: var(--color-gray-text);
  line-height: 1.7;
}

/* ==========================================================================
   Pages · 新闻公告页
   ========================================================================== */

.section-block {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px 48px;
}

.section-block > .section-title {
  margin-bottom: 8px;
}

.section-block > .section-desc {
  font-size: 15px;
  color: var(--color-gray-text);
  line-height: 1.7;
  margin-bottom: 24px;
}

.section-block .content-media-inline {
  margin: 0 0 24px;
}

/* 公告时间线 */
.notice-timeline .notice-item {
  display: grid;
  grid-template-columns: 140px 1fr;
  gap: 24px;
  padding: 20px 0;
  border-bottom: 1px solid var(--color-border);
  align-items: start;
}

.notice-timeline .notice-date {
  font-size: 14px;
  color: var(--color-gray-text);
  font-variant-numeric: tabular-nums;
}

.notice-timeline .notice-title {
  font-size: 17px;
  margin-bottom: 6px;
}

.notice-timeline .notice-summary {
  font-size: 14px;
  color: var(--color-gray-text);
  line-height: 1.7;
  margin-bottom: 8px;
}

.notice-timeline .notice-link {
  font-size: 14px;
  font-weight: 600;
  color: var(--color-accent);
}

/* 公告分类 */
.category-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.category-card {
  background: var(--color-gray-bg);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  border-top: 3px solid var(--color-accent);
}

.category-name {
  font-size: 17px;
  margin-bottom: 10px;
}

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

/* 公告详情区 */
.detail-note {
  background: var(--color-gray-bg);
  border-radius: var(--radius-md);
  padding: 28px 24px;
}

.detail-note p {
  font-size: 15px;
  color: var(--color-gray-text);
  line-height: 1.8;
  margin-bottom: 16px;
}

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

.detail-link {
  display: inline-block;
  padding: 8px 20px;
  font-size: 14px;
  font-weight: 600;
  background: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  color: var(--color-accent);
}

.detail-link:hover {
  border-color: var(--color-accent);
}

/* ==========================================================================
   Pages · 意见反馈页
   ========================================================================== */

.feedback-types {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px 48px;
}

.feedback-types > .section-title {
  margin-bottom: 24px;
}

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

.type-card {
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.type-card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
  transform: translateY(-4px);
}

.type-name {
  font-size: 17px;
  margin-bottom: 10px;
}

.type-desc {
  font-size: 14px;
  color: var(--color-gray-text);
  line-height: 1.7;
  margin-bottom: 16px;
}

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

/* 处理流程 */
.process-steps {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px 48px;
}

.process-steps > .section-title {
  margin-bottom: 24px;
}

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

.process-steps .step-item {
  background: var(--color-gray-bg);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  position: relative;
}

.process-steps .step-number {
  display: inline-flex;
  width: 36px;
  height: 36px;
  background: var(--color-accent);
  color: var(--color-white);
  font-size: 15px;
  font-weight: 700;
  border-radius: 50%;
  align-items: center;
  justify-content: center;
  margin-bottom: 16px;
}

.process-steps .step-title {
  font-size: 17px;
  margin-bottom: 8px;
}

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

/* 帮助入口 */
.help-links {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px 48px;
}

.help-links > .section-title {
  margin-bottom: 24px;
}

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

.help-card {
  display: block;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px 24px;
  background: var(--color-white);
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.help-card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
  transform: translateY(-4px);
}

.help-title {
  font-size: 17px;
  margin-bottom: 8px;
  color: var(--color-black);
}

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

.help-note {
  font-size: 14px;
  color: var(--color-gray-text);
  line-height: 1.7;
  background: var(--color-gray-bg);
  border-radius: var(--radius-md);
  padding: 16px 20px;
}

/* 反馈页图片 */
.feedback-figure {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 24px 48px;
  border-radius: var(--radius-md);
  overflow: hidden;
}

.feedback-figure img {
  width: 100%;
  aspect-ratio: 21 / 8;
  object-fit: cover;
}

.feedback-figure figcaption {
  font-size: 13px;
  color: var(--color-gray-text);
  padding: 8px 12px;
  background: var(--color-gray-bg);
}

/* ==========================================================================
   Pages · 404 页
   ========================================================================== */

.error-main {
  background: var(--color-gray-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 70vh;
  padding: 48px 24px;
}

.error-content {
  text-align: center;
  max-width: 560px;
}

.error-code {
  font-size: 80px;
  font-weight: 700;
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 16px;
}

.error-content h1 {
  font-size: 24px;
  margin-bottom: 16px;
}

.error-desc {
  font-size: 15px;
  color: var(--color-gray-text);
  line-height: 1.7;
  margin-bottom: 32px;
}

.error-actions {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 24px;
}

.error-help {
  font-size: 14px;
  color: var(--color-gray-text);
}

.error-help a {
  font-weight: 600;
  color: var(--color-accent);
}

/* ==========================================================================
   Responsive · 响应式
   ========================================================================== */

/* 平板 */
@media (max-width: 1024px) {
  .hero-content {
    grid-template-columns: 1fr;
    gap: 40px;
    padding-top: 72px;
    padding-bottom: 56px;
  }

  .hero-media {
    max-width: 640px;
  }

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

  .workflow-steps {
    grid-template-columns: repeat(2, 1fr);
    gap: 32px 24px;
  }

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

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

  .service-catalog .service-item {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .service-catalog .service-item:nth-child(even) {
    direction: ltr;
  }
}

/* 手机 */
@media (max-width: 768px) {
  .header-inner {
    height: 64px;
    padding: 0 16px;
  }

  .brand-name {
    font-size: 18px;
  }

  .brand-tag {
    font-size: 11px;
  }

  .nav-toggle {
    display: flex;
  }

  .site-nav {
    position: absolute;
    top: 64px;
    left: 0;
    right: 0;
    background: var(--color-black);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 16px rgba(0, 0, 0, 0.2);
  }

  .site-nav .nav-list {
    display: none;
    flex-direction: column;
    padding: 8px 16px 16px;
    gap: 4px;
  }

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

  .site-nav .nav-list a {
    padding: 12px 16px;
    font-size: 15px;
    border-radius: var(--radius-sm);
  }

  .breadcrumb {
    padding: 16px 16px 0;
    font-size: 13px;
  }

  .page-header {
    padding: 28px 16px 24px;
  }

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

  .page-description {
    font-size: 15px;
  }

  .hero-content {
    padding: 48px 16px 40px;
  }

  .hero-title {
    font-size: 32px;
  }

  .hero-lead {
    font-size: 15px;
  }

  .hero-cta {
    flex-direction: column;
    align-items: flex-start;
  }

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

  .quick-entries {
    grid-template-columns: 1fr;
    padding: 40px 16px 16px;
    gap: 16px;
  }

  .service-scope {
    padding: 48px 0;
  }

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

  .workflow-preview {
    padding: 48px 0;
  }

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

  .latest-notices {
    padding: 48px 0;
  }

  .notice-list {
    padding: 0 16px;
  }

  .notice-item {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .notice-date {
    font-size: 13px;
  }

  .faq-preview {
    padding: 48px 0;
  }

  .faq-preview .faq-item {
    margin: 0 16px 12px;
  }

  .faq-more {
    padding: 0 16px;
  }

  .cta-banner {
    margin: 0 16px 48px;
    padding: 32px 24px;
  }

  .cta-content {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .cta-title {
    font-size: 20px;
  }

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

  .footer-bottom {
    padding: 24px 16px 20px;
    margin-top: 32px;
  }

  .section-heading {
    padding: 0 16px;
  }

  .section-title {
    font-size: 20px;
  }

  .section-sub {
    font-size: 14px;
  }

  .service-catalog,
  .service-selection,
  .timeline-section,
  .process-note,
  .policy-sections,
  .policy-faq,
  .section-block,
  .feedback-types,
  .process-steps,
  .help-links,
  .filter-tags,
  .case-grid-section {
    padding-left: 16px;
    padding-right: 16px;
  }

  .service-catalog .service-item {
    padding: 32px 0;
    gap: 16px;
  }

  .service-content h3 {
    font-size: 20px;
  }

  .service-detail ul {
    padding-left: 16px;
  }

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

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

  .filter-tags-list {
    gap: 8px;
  }

  .filter-tag {
    padding: 6px 14px;
    font-size: 13px;
  }

  .case-note {
    margin: 32px 16px 0;
    padding: 24px 20px;
  }

  .timeline-list::before {
    left: 16px;
  }

  .timeline-item {
    padding-left: 56px;
    padding-bottom: 32px;
  }

  .step-card {
    padding: 20px;
  }

  .step-card .step-number {
    width: 40px;
    height: 40px;
    font-size: 15px;
  }

  .step-detail {
    font-size: 14px;
  }

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

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

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

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

  .notice-timeline .notice-item {
    grid-template-columns: 1fr;
    gap: 4px;
  }

  .related-links {
    margin: 32px 16px 0;
    padding: 16px;
    gap: 8px;
  }

  .process-hero {
    padding: 0 16px 32px;
  }

  .process-hero img {
    aspect-ratio: 16 / 9;
  }

  .content-media-primary {
    padding: 0 16px 32px;
  }

  .content-media-primary img {
    aspect-ratio: 16 / 9;
  }

  .feedback-figure {
    padding: 0 16px 32px;
  }

  .feedback-figure img {
    aspect-ratio: 16 / 9;
  }

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

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

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

/* 小屏手机 */
@media (max-width: 480px) {
  .footer-columns {
    grid-template-columns: 1fr;
    gap: 32px;
  }

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

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

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

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

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

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

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