/* ==========================================================================
   base — 全局基础样式
   ========================================================================== */

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

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

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC",
    "Hiragino Sans GB", "Microsoft YaHei", "Helvetica Neue", Arial, sans-serif;
  font-size: 1rem;
  line-height: 1.6;
  color: #1e293b;
  background-color: #f8fafc;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: #0f172a;
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: #f97316;
}

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

h1, h2, h3, h4, h5, h6 {
  margin: 0;
  font-weight: 700;
  line-height: 1.3;
  color: #0f172a;
}

p {
  margin: 0;
}

figure {
  margin: 0;
}

table {
  border-collapse: collapse;
  width: 100%;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

/* 通用容器 */
.container {
  width: 100%;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

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

/* ==========================================================================
   layout — 全站布局骨架
   ========================================================================== */

/* 站点骨架层级 */
.site-body {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

.site-header {
  background-color: #ffffff;
  border-bottom: 1px solid #e2e8f0;
  position: relative;
  z-index: 100;
}

.header-inner {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
  gap: 24px;
}

.site-main {
  flex: 1;
  width: 100%;
}

.inner-main {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px 64px;
  width: 100%;
}

.site-footer {
  background-color: #0f172a;
  color: #cbd5e1;
  margin-top: auto;
}

/* 面包屑 */
.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 20px 0 0;
  font-size: 0.875rem;
  color: #64748b;
}

.breadcrumb a {
  color: #64748b;
}

.breadcrumb a:hover {
  color: #f97316;
}

.breadcrumb-sep {
  color: #94a3b8;
}

.breadcrumb-current {
  color: #0f172a;
  font-weight: 500;
}

/* 页面标题区 */
.page-header {
  padding: 28px 0 8px;
}

.page-title {
  font-size: 40px;
  line-height: 1.2;
  color: #0f172a;
  margin: 0;
}

/* ==========================================================================
   components — 通用组件
   ========================================================================== */

/* 按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 6px;
  transition: background-color 0.2s ease, color 0.2s ease, border-color 0.2s ease;
  line-height: 1.4;
  min-height: 44px;
}

.btn-primary {
  background-color: #f97316;
  color: #ffffff;
  border: 1px solid #f97316;
}

.btn-primary:hover {
  background-color: #ea580c;
  border-color: #ea580c;
  color: #ffffff;
}

.btn-secondary {
  background-color: #ffffff;
  color: #0f172a;
  border: 1px solid #cbd5e1;
}

.btn-secondary:hover {
  border-color: #0f172a;
  color: #0f172a;
}

/* CTA 区块 */
.cta-block {
  padding: 48px 0;
}

.cta-inner {
  background-color: #0f172a;
  border-radius: 8px;
  padding: 48px;
  text-align: center;
  color: #e2e8f0;
}

.cta-inner h2 {
  color: #ffffff;
  font-size: 1.75rem;
  margin-bottom: 12px;
}

.cta-inner p {
  color: #94a3b8;
  max-width: 560px;
  margin: 0 auto 24px;
}

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

.cta-actions .btn-primary {
  background-color: #f97316;
  border-color: #f97316;
}

.cta-actions .btn-primary:hover {
  background-color: #ea580c;
}

.cta-actions .btn-secondary {
  background-color: transparent;
  border-color: #64748b;
  color: #e2e8f0;
}

.cta-actions .btn-secondary:hover {
  border-color: #ffffff;
  color: #ffffff;
}

/* 相关链接 */
.related-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  padding: 32px 0 8px;
  border-top: 1px solid #e2e8f0;
  margin-top: 48px;
}

.related-links-label {
  font-size: 0.875rem;
  color: #64748b;
  font-weight: 600;
}

.related-links-item {
  font-size: 0.875rem;
  color: #0f172a;
  padding: 8px 16px;
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.related-links-item:hover {
  border-color: #f97316;
  color: #f97316;
}

/* 期号标签 */
.issue-label {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 600;
  color: #f97316;
  background-color: #fff7ed;
  border: 1px solid #fed7aa;
  border-radius: 4px;
  padding: 4px 12px;
  letter-spacing: 0.02em;
}

/* FAQ 手风琴 */
.faq-item {
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  background-color: #ffffff;
  margin-bottom: 12px;
}

.faq-item summary {
  padding: 16px 20px;
  font-weight: 600;
  font-size: 1rem;
  color: #0f172a;
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 48px;
}

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

.faq-item summary::after {
  content: "+";
  font-size: 1.25rem;
  color: #f97316;
  font-weight: 400;
  flex-shrink: 0;
  transition: transform 0.2s ease;
}

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

.faq-item[open] summary {
  border-bottom: 1px solid #e2e8f0;
}

.faq-item .faq-answer {
  padding: 16px 20px;
  color: #1e293b;
  font-size: 0.9375rem;
}

.faq-answer p {
  margin-bottom: 8px;
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

/* ==========================================================================
   components — 页头与导航
   ========================================================================== */

.brand-logo {
  display: flex;
  flex-direction: column;
  gap: 2px;
  flex-shrink: 0;
}

.brand-name {
  font-size: 1.375rem;
  font-weight: 800;
  color: #0f172a;
  line-height: 1.2;
}

.brand-tagline {
  font-size: 0.75rem;
  color: #64748b;
  line-height: 1.2;
}

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

.main-nav a {
  display: inline-block;
  padding: 10px 16px;
  font-size: 0.9375rem;
  font-weight: 500;
  color: #334155;
  border-radius: 6px;
  min-height: 44px;
  line-height: 1.4;
}

.main-nav a:hover {
  color: #f97316;
  background-color: #f8fafc;
}

.main-nav a.is-current {
  color: #f97316;
  font-weight: 600;
  background-color: #fff7ed;
}

/* ==========================================================================
   components — 页脚
   ========================================================================== */

.footer-columns {
  max-width: 1240px;
  margin: 0 auto;
  padding: 48px 24px 32px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
}

.footer-col h3 {
  color: #ffffff;
  font-size: 1rem;
  margin-bottom: 16px;
}

.footer-brand p {
  color: #94a3b8;
  font-size: 0.875rem;
  line-height: 1.7;
  margin-top: 12px;
  max-width: 360px;
}

.footer-logo {
  font-size: 1.375rem;
  font-weight: 800;
  color: #ffffff;
}

.footer-logo:hover {
  color: #f97316;
}

.footer-nav ul,
.footer-services ul {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-nav a,
.footer-services a {
  color: #94a3b8;
  font-size: 0.875rem;
  padding: 4px 0;
  display: inline-block;
}

.footer-nav a:hover,
.footer-services a:hover {
  color: #f97316;
}

.footer-bottom {
  border-top: 1px solid #1e293b;
  padding: 20px 24px;
  text-align: center;
}

.footer-bottom p {
  color: #64748b;
  font-size: 0.8125rem;
  max-width: 1240px;
  margin: 0 auto;
}

/* ==========================================================================
   pages — 首页
   ========================================================================== */

/* Hero 封面区 */
.hero-section {
  background-color: #0f172a;
  color: #e2e8f0;
  padding: 56px 0 0;
}

.hero-content {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  align-items: center;
}

.hero-text .issue-label {
  margin-bottom: 16px;
}

.hero-text h1 {
  color: #ffffff;
  font-size: 2.75rem;
  line-height: 1.2;
  margin-bottom: 16px;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: #f97316;
  font-weight: 600;
  margin-bottom: 16px;
}

.hero-desc {
  color: #94a3b8;
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 28px;
  max-width: 520px;
}

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

.hero-actions .btn-primary {
  background-color: #f97316;
  border-color: #f97316;
}

.hero-actions .btn-primary:hover {
  background-color: #ea580c;
}

.hero-actions .btn-secondary {
  background-color: transparent;
  border-color: #475569;
  color: #e2e8f0;
}

.hero-actions .btn-secondary:hover {
  border-color: #ffffff;
  color: #ffffff;
}

.hero-figure {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.3);
}

.hero-figure img {
  width: 100%;
  height: 400px;
  object-fit: cover;
}

/* 服务快速入口 */
.service-quick-entry {
  max-width: 1240px;
  margin: 48px auto 0;
  padding: 0 24px 32px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}

.quick-card {
  background-color: #ffffff;
  border-radius: 8px;
  padding: 20px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  border: 1px solid #e2e8f0;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
  min-height: 120px;
}

.quick-card:hover {
  border-color: #f97316;
  box-shadow: 0 4px 16px rgba(249, 115, 22, 0.1);
}

.quick-icon {
  font-size: 1.5rem;
  line-height: 1;
}

.quick-name {
  font-weight: 700;
  color: #0f172a;
  font-size: 1rem;
}

.quick-desc {
  font-size: 0.8125rem;
  color: #64748b;
  line-height: 1.5;
}

/* 通用区块容器 */
.section-block {
  padding: 48px 0;
}

.section-block > .section-header {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

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

.section-kicker {
  font-size: 0.8125rem;
  font-weight: 600;
  color: #f97316;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 8px;
}

.section-header h2 {
  font-size: 1.75rem;
  margin-bottom: 12px;
}

.section-header p {
  color: #64748b;
  max-width: 640px;
}

/* 服务概览 */
.service-overview {
  background-color: #ffffff;
}

.service-grid {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.service-card {
  background-color: #f8fafc;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 28px 24px;
  display: flex;
  flex-direction: column;
  gap: 12px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.service-card:hover {
  border-color: #f97316;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.service-card h3 {
  font-size: 1.125rem;
}

.service-card p {
  font-size: 0.875rem;
  color: #64748b;
  line-height: 1.6;
  flex: 1;
}

.service-card a {
  font-size: 0.875rem;
  font-weight: 600;
  color: #f97316;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  min-height: 44px;
}

.service-card a:hover {
  color: #ea580c;
}

/* 流程预览 */
.process-preview {
  background-color: #f8fafc;
}

.steps-bar {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.step-item {
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 24px;
  position: relative;
}

.step-num {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  color: #f97316;
  background-color: #fff7ed;
  border-radius: 4px;
  padding: 4px 10px;
  margin-bottom: 12px;
}

.step-item h3 {
  font-size: 1rem;
  margin-bottom: 8px;
}

.step-item p {
  font-size: 0.875rem;
  color: #64748b;
  line-height: 1.6;
}

.steps-link {
  max-width: 1240px;
  margin: 24px auto 0;
  padding: 0 24px;
}

.steps-link a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #f97316;
  min-height: 44px;
}

.steps-link a:hover {
  color: #ea580c;
}

/* 为什么选择我们 */
.why-us {
  background-color: #ffffff;
}

.value-grid {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.value-item {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.value-item img {
  width: 100%;
  height: 180px;
  object-fit: cover;
  border-radius: 8px;
}

.value-item h3 {
  font-size: 1.125rem;
}

.value-item p {
  font-size: 0.875rem;
  color: #64748b;
  line-height: 1.6;
}

/* FAQ 速览 */
.faq-preview {
  background-color: #f8fafc;
}

.faq-simple-list {
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 24px;
}

.faq-simple-list .faq-item summary {
  font-size: 0.9375rem;
}

.faq-more-link {
  max-width: 1240px;
  margin: 16px auto 0;
  padding: 0 24px;
}

.faq-more-link a {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #f97316;
  min-height: 44px;
}

.faq-more-link a:hover {
  color: #ea580c;
}

/* ==========================================================================
   pages — 服务项目页
   ========================================================================== */

.page-title-area {
  padding: 8px 0 24px;
}

.page-title-area p {
  color: #64748b;
  max-width: 720px;
  line-height: 1.7;
}

/* 筛选栏 */
.filter-bar {
  padding: 16px 0 24px;
}

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

.filter-btn {
  padding: 10px 20px;
  font-size: 0.875rem;
  font-weight: 500;
  color: #334155;
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  min-height: 44px;
  transition: all 0.2s ease;
}

.filter-btn:hover {
  border-color: #f97316;
  color: #f97316;
}

.filter-btn.is-active {
  background-color: #0f172a;
  border-color: #0f172a;
  color: #ffffff;
}

/* 服务列表 */
.service-list-wrap {
  padding: 8px 0 32px;
}

.result-context {
  font-size: 0.875rem;
  color: #64748b;
  margin-bottom: 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid #e2e8f0;
}

.service-list {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.service-card {
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  overflow: hidden;
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
}

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

.service-card-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  min-height: 260px;
}

.service-card-body {
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.service-card-body h2 {
  font-size: 1.375rem;
}

.service-scene {
  font-size: 0.875rem;
  color: #f97316;
  font-weight: 600;
}

.service-desc {
  font-size: 0.9375rem;
  color: #1e293b;
  line-height: 1.7;
}

.service-content-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding-left: 0;
}

.service-content-list li {
  font-size: 0.875rem;
  color: #475569;
  line-height: 1.6;
  padding-left: 16px;
  position: relative;
}

.service-content-list li::before {
  content: "·";
  position: absolute;
  left: 4px;
  color: #f97316;
  font-weight: 700;
}

.service-meta {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin: 8px 0 4px;
}

.meta-item {
  display: flex;
  gap: 8px;
  font-size: 0.875rem;
}

.meta-item dt {
  color: #64748b;
  font-weight: 500;
  min-width: 72px;
}

.meta-item dd {
  margin: 0;
  color: #0f172a;
  font-weight: 500;
}

.card-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 0.9375rem;
  font-weight: 600;
  color: #f97316;
  margin-top: auto;
  min-height: 44px;
}

.card-link:hover {
  color: #ea580c;
}

/* 合作须知 */
.service-note {
  padding: 32px 0;
}

.service-note h2 {
  font-size: 1.375rem;
  margin-bottom: 24px;
}

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

.note-item {
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 24px;
}

.note-item h3 {
  font-size: 1rem;
  margin-bottom: 8px;
  color: #f97316;
}

.note-item p {
  font-size: 0.875rem;
  color: #475569;
  line-height: 1.6;
}

/* ==========================================================================
   pages — 制作流程页
   ========================================================================== */

.page-description {
  color: #64748b;
  max-width: 720px;
  line-height: 1.7;
}

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

.section-title {
  font-size: 1.375rem;
  margin-bottom: 8px;
}

.section-intro {
  color: #64748b;
  margin-bottom: 24px;
  max-width: 720px;
}

.steps-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.step-card {
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 28px;
  display: grid;
  grid-template-columns: 72px 1fr;
  gap: 24px;
  transition: border-color 0.2s ease;
}

.step-card:hover {
  border-color: #f97316;
}

.step-number {
  font-size: 1.5rem;
  font-weight: 800;
  color: #f97316;
  background-color: #fff7ed;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
}

.step-content h3 {
  font-size: 1.125rem;
  margin-bottom: 8px;
}

.step-goal {
  font-size: 0.875rem;
  color: #f97316;
  font-weight: 600;
  margin-bottom: 12px;
}

.step-detail {
  font-size: 0.9375rem;
  color: #475569;
  line-height: 1.7;
  margin-bottom: 16px;
}

.step-output {
  background-color: #f8fafc;
  border-radius: 6px;
  padding: 16px 20px;
  margin-bottom: 12px;
}

.step-output h4 {
  font-size: 0.875rem;
  color: #0f172a;
  margin-bottom: 8px;
}

.step-output ul {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
}

.step-output li {
  font-size: 0.8125rem;
  color: #475569;
  padding-left: 16px;
  position: relative;
}

.step-output li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: #f97316;
  font-size: 0.75rem;
}

.step-duration {
  font-size: 0.875rem;
  color: #64748b;
}

.duration-label {
  font-weight: 600;
  color: #0f172a;
  margin-right: 8px;
}

/* 流程视觉图 */
.process-visual {
  padding: 32px 0;
}

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

.process-image {
  width: 100%;
  height: 360px;
  object-fit: cover;
}

.process-figure figcaption {
  padding: 16px 20px;
  background-color: #0f172a;
  color: #94a3b8;
  font-size: 0.875rem;
}

/* 配合建议 */
.cooperation-tips {
  padding: 32px 0;
}

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

.tip-item {
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 24px;
}

.tip-item h3 {
  font-size: 1rem;
  margin-bottom: 8px;
  color: #f97316;
}

.tip-item p {
  font-size: 0.875rem;
  color: #475569;
  line-height: 1.6;
}

/* 流程页 CTA */
.cta-lead {
  font-size: 1.125rem;
  font-weight: 600;
  text-align: center;
  margin-bottom: 20px;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 6px;
  min-height: 44px;
  transition: all 0.2s ease;
}

.cta-primary {
  background-color: #f97316;
  color: #ffffff;
  border: 1px solid #f97316;
}

.cta-primary:hover {
  background-color: #ea580c;
  color: #ffffff;
}

.cta-secondary {
  background-color: #0f172a;
  color: #ffffff;
  border: 1px solid #0f172a;
}

.cta-secondary:hover {
  background-color: #1e293b;
  color: #ffffff;
}

/* ==========================================================================
   pages — 制作指南页
   ========================================================================== */

.page-title-block {
  padding: 8px 0 24px;
}

.page-title-block p {
  color: #64748b;
  max-width: 720px;
  line-height: 1.7;
}

.guide-layout {
  display: grid;
  grid-template-columns: 260px 1fr;
  gap: 40px;
  align-items: start;
}

.guide-sidebar {
  position: sticky;
  top: 88px;
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 24px;
}

.guide-sidebar h2 {
  font-size: 1rem;
  margin-bottom: 16px;
}

.guide-toc {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.guide-toc a {
  display: block;
  padding: 8px 12px;
  font-size: 0.875rem;
  color: #475569;
  border-radius: 4px;
  min-height: 44px;
  line-height: 1.4;
}

.guide-toc a:hover {
  color: #f97316;
  background-color: #f8fafc;
}

.guide-content {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.guide-section {
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 32px;
}

.guide-section h2 {
  font-size: 1.25rem;
  margin-bottom: 12px;
}

.guide-section > p {
  color: #475569;
  font-size: 0.9375rem;
  line-height: 1.7;
  margin-bottom: 20px;
}

/* 需求清单 */
.check-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.check-list li {
  font-size: 0.9375rem;
  color: #334155;
  padding-left: 28px;
  position: relative;
  line-height: 1.6;
}

.check-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  color: #f97316;
  font-weight: 700;
}

/* 拍摄准备清单 */
.checklist-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 24px;
}

.checklist-item {
  background-color: #f8fafc;
  border-radius: 6px;
  padding: 20px;
}

.checklist-item h3 {
  font-size: 0.9375rem;
  margin-bottom: 8px;
  color: #0f172a;
}

.checklist-item p {
  font-size: 0.8125rem;
  color: #64748b;
  line-height: 1.6;
}

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

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

.guide-figure figcaption {
  padding: 12px 16px;
  background-color: #f8fafc;
  font-size: 0.8125rem;
  color: #64748b;
}

/* 视频类型 */
.video-type-list {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.video-type-item {
  background-color: #f8fafc;
  border-radius: 6px;
  padding: 20px;
}

.video-type-item h3 {
  font-size: 1rem;
  margin-bottom: 8px;
}

.video-type-item p {
  font-size: 0.875rem;
  color: #475569;
  line-height: 1.6;
}

/* 交付格式 */
.delivery-table-wrap {
  overflow-x: auto;
  margin-bottom: 16px;
}

.delivery-table {
  min-width: 480px;
}

.delivery-table th,
.delivery-table td {
  padding: 12px 16px;
  text-align: left;
  border-bottom: 1px solid #e2e8f0;
  font-size: 0.875rem;
}

.delivery-table th {
  background-color: #f8fafc;
  font-weight: 600;
  color: #0f172a;
}

.delivery-table td {
  color: #475569;
}

/* 版本信息 */
.version-note {
  background-color: #fff7ed;
  border: 1px solid #fed7aa;
  border-radius: 6px;
  padding: 20px 24px;
}

.version-note h2 {
  font-size: 0.9375rem;
  color: #f97316;
  margin-bottom: 8px;
}

.version-note p {
  font-size: 0.875rem;
  color: #64748b;
}

/* 指南 CTA */
.guide-cta {
  background-color: #0f172a;
  border-radius: 8px;
  padding: 32px;
  text-align: center;
}

.guide-cta p {
  color: #e2e8f0;
  font-size: 1rem;
  margin-bottom: 20px;
}

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

.cta-buttons a {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  font-size: 0.9375rem;
  font-weight: 600;
  border-radius: 6px;
  min-height: 44px;
  transition: all 0.2s ease;
}

.cta-buttons a:first-child {
  background-color: #f97316;
  color: #ffffff;
  border: 1px solid #f97316;
}

.cta-buttons a:first-child:hover {
  background-color: #ea580c;
}

.cta-buttons a:last-child {
  background-color: transparent;
  color: #e2e8f0;
  border: 1px solid #64748b;
}

.cta-buttons a:last-child:hover {
  border-color: #ffffff;
  color: #ffffff;
}

/* ==========================================================================
   pages — 常见问题页
   ========================================================================== */

.faq-toc {
  padding: 8px 0 24px;
}

.faq-toc h2 {
  font-size: 1.125rem;
  margin-bottom: 16px;
}

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

.toc-list a {
  display: inline-block;
  padding: 10px 20px;
  font-size: 0.875rem;
  font-weight: 500;
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 6px;
  min-height: 44px;
  line-height: 1.4;
}

.toc-list a:hover {
  border-color: #f97316;
  color: #f97316;
}

.faq-layout {
  display: grid;
  grid-template-columns: 1fr 300px;
  gap: 40px;
  align-items: start;
}

.faq-content {
  min-width: 0;
}

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

.faq-group h3 {
  font-size: 1.125rem;
  margin-bottom: 16px;
  padding-bottom: 12px;
  border-bottom: 2px solid #f97316;
}

.faq-sidebar {
  position: sticky;
  top: 88px;
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 24px;
}

.faq-sidebar h2 {
  font-size: 1rem;
  margin-bottom: 16px;
}

.faq-figure {
  border-radius: 6px;
  overflow: hidden;
  margin-bottom: 16px;
}

.faq-figure img {
  width: 100%;
  height: 180px;
  object-fit: cover;
}

.faq-figure figcaption {
  padding: 10px 12px;
  font-size: 0.8125rem;
  color: #64748b;
  background-color: #f8fafc;
}

.faq-sidebar > p {
  font-size: 0.875rem;
  color: #475569;
  line-height: 1.6;
  margin-bottom: 12px;
}

.faq-sidebar > a {
  display: inline-flex;
  align-items: center;
  font-size: 0.875rem;
  font-weight: 600;
  color: #f97316;
  min-height: 44px;
}

.faq-sidebar > a:hover {
  color: #ea580c;
}

/* 快速开始 */
.quick-start-block {
  margin-top: 32px;
  background-color: #0f172a;
  border-radius: 8px;
  padding: 40px;
  text-align: center;
}

.quick-start-block h2 {
  color: #ffffff;
  font-size: 1.375rem;
  margin-bottom: 12px;
}

.quick-start-block p {
  color: #94a3b8;
  max-width: 560px;
  margin: 0 auto 24px;
}

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

.quick-start-actions .btn-primary {
  background-color: #f97316;
  border-color: #f97316;
}

.quick-start-actions .btn-primary:hover {
  background-color: #ea580c;
}

.quick-start-actions .btn-secondary {
  background-color: transparent;
  border-color: #64748b;
  color: #e2e8f0;
}

.quick-start-actions .btn-secondary:hover {
  border-color: #ffffff;
  color: #ffffff;
}

/* ==========================================================================
   pages — 关于我们页
   ========================================================================== */

.about-content {
  display: flex;
  flex-direction: column;
  gap: 48px;
}

/* 品牌故事 */
.brand-story {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 40px;
  align-items: center;
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 40px;
}

.story-text h2 {
  font-size: 1.375rem;
  margin-bottom: 16px;
}

.story-text p {
  color: #475569;
  line-height: 1.8;
  margin-bottom: 16px;
  font-size: 0.9375rem;
}

.story-text p:last-child {
  margin-bottom: 0;
}

.story-image {
  border-radius: 8px;
  overflow: hidden;
}

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

/* 服务理念 */
.philosophy-section h2 {
  font-size: 1.375rem;
  margin-bottom: 24px;
}

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

.philosophy-card {
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 28px;
  transition: border-color 0.2s ease;
}

.philosophy-card:hover {
  border-color: #f97316;
}

.philosophy-num {
  display: inline-block;
  font-size: 0.8125rem;
  font-weight: 700;
  color: #f97316;
  background-color: #fff7ed;
  border-radius: 4px;
  padding: 4px 10px;
  margin-bottom: 12px;
}

.philosophy-card h3 {
  font-size: 1.125rem;
  margin-bottom: 8px;
}

.philosophy-card p {
  font-size: 0.875rem;
  color: #64748b;
  line-height: 1.6;
}

/* 团队分工 */
.team-section h2 {
  font-size: 1.375rem;
  margin-bottom: 8px;
}

.team-section .section-intro {
  margin-bottom: 24px;
}

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

.team-card {
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 24px;
  text-align: center;
}

.team-card h3 {
  font-size: 1rem;
  margin-bottom: 8px;
  color: #f97316;
}

.team-card p {
  font-size: 0.875rem;
  color: #475569;
  line-height: 1.6;
}

/* 合作承诺 */
.commitment-section h2 {
  font-size: 1.375rem;
  margin-bottom: 24px;
}

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

.commitment-item {
  background-color: #ffffff;
  border: 1px solid #e2e8f0;
  border-radius: 8px;
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.commitment-item h3 {
  font-size: 1rem;
  color: #f97316;
}

.commitment-item p {
  font-size: 0.875rem;
  color: #475569;
  line-height: 1.6;
}

/* ==========================================================================
   pages — 404 页面
   ========================================================================== */

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

.error-section {
  text-align: center;
  max-width: 520px;
}

.error-code {
  font-size: 5rem;
  font-weight: 800;
  color: #f97316;
  line-height: 1;
  margin-bottom: 16px;
}

.error-section h1 {
  font-size: 1.5rem;
  margin-bottom: 12px;
}

.error-desc {
  color: #64748b;
  font-size: 0.9375rem;
  margin-bottom: 24px;
}

.error-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  font-size: 0.9375rem;
  font-weight: 600;
  background-color: #f97316;
  color: #ffffff;
  border-radius: 6px;
  min-height: 44px;
  transition: background-color 0.2s ease;
}

.error-btn:hover {
  background-color: #ea580c;
  color: #ffffff;
}

/* ==========================================================================
   responsive — 响应式
   ========================================================================== */

@media (max-width: 1024px) {
  .service-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .value-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

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

  .guide-layout {
    grid-template-columns: 220px 1fr;
    gap: 24px;
  }

  .faq-layout {
    grid-template-columns: 1fr 260px;
    gap: 24px;
  }

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

  .service-card-media img {
    height: 240px;
    min-height: 0;
  }

  .hero-content {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .hero-figure img {
    height: 320px;
  }
}

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

  .brand-name {
    font-size: 1.125rem;
  }

  .brand-tagline {
    display: none;
  }

  .main-nav a {
    padding: 8px 12px;
    font-size: 0.875rem;
  }

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

  .inner-main {
    padding: 0 16px 48px;
  }

  .hero-section {
    padding: 32px 0 0;
  }

  .hero-content {
    padding: 0 16px;
  }

  .hero-text h1 {
    font-size: 1.875rem;
  }

  .hero-subtitle {
    font-size: 1.0625rem;
  }

  .hero-figure img {
    height: 240px;
  }

  .service-quick-entry {
    padding: 32px 16px 24px;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
  }

  .section-block {
    padding: 32px 0;
  }

  .section-block > .section-header {
    padding: 0 16px;
  }

  .service-grid {
    padding: 0 16px;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .steps-bar {
    padding: 0 16px;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

  .steps-link {
    padding: 0 16px;
  }

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

  .faq-simple-list {
    padding: 0 16px;
  }

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

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

  .cta-inner h2 {
    font-size: 1.375rem;
  }

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

  .footer-bottom {
    padding: 16px;
  }

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

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

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

  .team-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
  }

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

  .brand-story {
    grid-template-columns: 1fr;
    padding: 24px;
  }

  .story-image img {
    height: 220px;
  }

  .guide-layout {
    grid-template-columns: 1fr;
  }

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

  .guide-content {
    order: 1;
  }

  .guide-section {
    padding: 24px;
  }

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

  .faq-layout {
    grid-template-columns: 1fr;
  }

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

  .faq-content {
    order: 1;
  }

  .quick-start-block {
    padding: 32px 24px;
  }

  .step-card {
    grid-template-columns: 56px 1fr;
    gap: 16px;
    padding: 20px;
  }

  .step-number {
    width: 56px;
    height: 56px;
    font-size: 1.25rem;
  }

  .process-image {
    height: 240px;
  }

  .related-links {
    margin: 32px 0 0;
    padding: 24px 0 0;
  }
}

@media (max-width: 480px) {
  .service-grid {
    grid-template-columns: 1fr;
  }

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

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

  .quick-card {
    min-height: 0;
    padding: 16px;
  }

  .hero-actions {
    flex-direction: column;
  }

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

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

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

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

  .cta-buttons a {
    width: 100%;
  }

  .quick-start-actions {
    flex-direction: column;
  }

  .quick-start-actions .btn {
    width: 100%;
  }

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

  .filter-group {
    flex-wrap: nowrap;
    overflow-x: auto;
    padding-bottom: 8px;
    -webkit-overflow-scrolling: touch;
  }

  .filter-btn {
    flex-shrink: 0;
  }

  .service-card-body {
    padding: 24px;
  }

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

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

  .step-number {
    width: 48px;
    height: 48px;
    font-size: 1.125rem;
  }

  .process-image {
    height: 200px;
  }

  .guide-section {
    padding: 20px;
  }

  .delivery-table-wrap {
    margin: 0 -8px;
    padding: 0 8px;
  }

  .error-code {
    font-size: 3.5rem;
  }
}