/* ==========================================================================
   Base
   ========================================================================== */

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

html {
  -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: 16px;
  line-height: 1.7;
  color: #222B36;
  background-color: #F4F6F8;
  -webkit-font-smoothing: antialiased;
}

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

a {
  color: #0B2545;
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: #F26430;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  margin: 0 0 0.5em;
  line-height: 1.3;
  font-weight: 700;
  color: #0B2545;
}

p {
  margin: 0 0 1em;
}

ul,
ol {
  margin: 0 0 1em;
  padding-left: 1.25em;
}

figure {
  margin: 0;
}

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

/* ==========================================================================
   Layout
   ========================================================================== */

.site-body {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: #FFFFFF;
  border-bottom: 1px solid #E5E8EC;
  box-shadow: 0 1px 3px rgba(11, 37, 69, 0.06);
  transition: box-shadow 0.25s ease;
}

.site-header.is-scrolled {
  box-shadow: 0 4px 12px rgba(11, 37, 69, 0.12);
}

.header-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}

.site-main {
  flex: 1 0 auto;
  width: 100%;
}

.site-footer {
  flex-shrink: 0;
  background-color: #0B2545;
  color: #C7D1DC;
  margin-top: 0;
}

/* ==========================================================================
   Components
   ========================================================================== */

/* ---------- Header / Brand ---------- */

.brand-link {
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand-name {
  font-size: 20px;
  font-weight: 700;
  color: #0B2545;
  letter-spacing: 0;
}

.brand-tagline {
  font-size: 12px;
  color: #6B7684;
  margin-top: 2px;
}

/* ---------- Navigation ---------- */

.main-nav {
  display: flex;
  align-items: center;
}

.nav-list {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: 4px;
}

.nav-list li {
  margin: 0;
  padding: 0;
}

.nav-link {
  display: block;
  padding: 8px 14px;
  font-size: 15px;
  font-weight: 500;
  color: #222B36;
  border-radius: 4px;
  transition: color 0.2s ease, background-color 0.2s ease;
}

.nav-link:hover {
  color: #F26430;
  background-color: #F4F6F8;
}

.nav-link.is-current {
  color: #F26430;
  font-weight: 600;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  width: 44px;
  height: 44px;
  padding: 0;
  border: none;
  background: transparent;
  cursor: pointer;
  gap: 5px;
}

.toggle-bar {
  display: block;
  width: 22px;
  height: 2px;
  background-color: #0B2545;
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}

.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(2) {
  opacity: 0;
}

.nav-toggle[aria-expanded="true"] .toggle-bar:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* ---------- Mobile Nav Drawer ---------- */

.mobile-nav {
  display: none;
  position: fixed;
  top: 72px;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: #FFFFFF;
  z-index: 99;
  overflow-y: auto;
  padding: 16px 24px 32px;
  box-shadow: 0 8px 24px rgba(11, 37, 69, 0.12);
}

.mobile-nav.is-open {
  display: block;
}

.mobile-nav-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.mobile-nav-list li {
  margin: 0;
  padding: 0;
  border-bottom: 1px solid #EDF0F3;
}

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

.mobile-nav-link {
  display: block;
  padding: 16px 8px;
  font-size: 16px;
  font-weight: 500;
  color: #222B36;
}

.mobile-nav-link:hover {
  color: #F26430;
}

.mobile-nav-link.is-current {
  color: #F26430;
  font-weight: 600;
}

/* ---------- Breadcrumb ---------- */

.breadcrumb {
  max-width: 1200px;
  margin: 0 auto;
  padding: 20px 24px 0;
  font-size: 14px;
  color: #6B7684;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
}

.breadcrumb a {
  color: #6B7684;
}

.breadcrumb a:hover {
  color: #F26430;
}

.breadcrumb-sep {
  margin: 0 8px;
  color: #9AA5B1;
}

.breadcrumb-current {
  color: #222B36;
  font-weight: 500;
}

/* ---------- Page Header / Title Area ---------- */

.page-header {
  max-width: 1200px;
  margin: 0 auto;
  padding: 36px 24px 0;
}

.page-title {
  font-size: 32px;
  font-weight: 700;
  color: #0B2545;
  line-height: 1.25;
  margin-bottom: 0;
}

.page-title-area {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px 0;
}

.page-lead,
.page-intro {
  font-size: 16px;
  color: #6B7684;
  max-width: 780px;
  margin-bottom: 0;
}

/* ---------- Buttons ---------- */

.btn {
  display: inline-block;
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 600;
  border-radius: 6px;
  text-align: center;
  transition: background-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.btn-primary {
  background-color: #F26430;
  color: #FFFFFF;
}

.btn-primary:hover {
  background-color: #D9531F;
  color: #FFFFFF;
  box-shadow: 0 4px 12px rgba(242, 100, 48, 0.3);
}

.btn-secondary {
  background-color: #FFFFFF;
  color: #0B2545;
  border: 1px solid #D5DCE3;
}

.btn-secondary:hover {
  border-color: #0B2545;
  color: #0B2545;
  background-color: #F4F6F8;
}

/* ---------- Section Heading ---------- */

.section-heading {
  text-align: left;
  margin-bottom: 32px;
}

.section-heading h2 {
  font-size: 26px;
  margin-bottom: 8px;
}

.section-heading p {
  color: #6B7684;
  font-size: 15px;
  max-width: 720px;
  margin-bottom: 0;
}

.section-desc {
  color: #6B7684;
  font-size: 15px;
  max-width: 720px;
  margin-bottom: 24px;
}

.section-title {
  font-size: 26px;
  margin-bottom: 16px;
}

.section-footer-link {
  text-align: center;
  margin-top: 32px;
}

.section-link {
  display: inline-block;
  padding: 10px 24px;
  font-size: 15px;
  font-weight: 500;
  color: #0B2545;
  border: 1px solid #D5DCE3;
  border-radius: 6px;
  transition: border-color 0.2s ease, color 0.2s ease, background-color 0.2s ease;
}

.section-link:hover {
  border-color: #F26430;
  color: #F26430;
  background-color: #FFFFFF;
}

/* ---------- Service Compare Table ---------- */

.table-wrapper,
.table-scroll-wrap {
  overflow-x: auto;
  border: 1px solid #E5E8EC;
  border-radius: 8px;
  background-color: #FFFFFF;
}

.service-compare-table {
  width: 100%;
  min-width: 640px;
  font-size: 15px;
}

.service-compare-table th,
.service-compare-table td {
  padding: 16px 20px;
  text-align: left;
  border-bottom: 1px solid #EDF0F3;
  vertical-align: top;
}

.service-compare-table thead th {
  background-color: #0B2545;
  color: #FFFFFF;
  font-weight: 600;
  font-size: 15px;
  white-space: nowrap;
}

.service-compare-table tbody tr:last-child td {
  border-bottom: none;
}

.service-compare-table tbody tr:hover {
  background-color: #F8FAFB;
}

.service-compare-table tbody th {
  font-weight: 600;
  color: #0B2545;
  white-space: nowrap;
}

.table-note,
.table-footnote {
  font-size: 13px;
  color: #6B7684;
  margin-top: 12px;
  padding: 0 4px;
}

/* ---------- Scene Cards ---------- */

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

.scene-card {
  background-color: #FFFFFF;
  border: 1px solid #E5E8EC;
  border-radius: 8px;
  padding: 28px 24px;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.scene-card:hover {
  box-shadow: 0 8px 24px rgba(11, 37, 69, 0.08);
  transform: translateY(-4px);
}

.scene-card h3 {
  font-size: 18px;
  margin-bottom: 12px;
}

.scene-card p {
  font-size: 14px;
  color: #6B7684;
  margin-bottom: 10px;
  line-height: 1.65;
}

.scene-card p strong {
  color: #222B36;
  font-weight: 600;
}

.scene-object,
.scene-focus,
.scene-task {
  display: block;
}

.scene-link {
  display: inline-block;
  margin-top: 12px;
  font-size: 14px;
  font-weight: 500;
  color: #F26430;
}

.scene-link:hover {
  color: #0B2545;
}

/* ---------- Work Cards ---------- */

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

.work-card {
  background-color: #FFFFFF;
  border: 1px solid #E5E8EC;
  border-radius: 8px;
  overflow: hidden;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.work-card:hover {
  box-shadow: 0 10px 28px rgba(11, 37, 69, 0.1);
  transform: translateY(-6px);
}

.work-tag {
  display: inline-block;
  padding: 4px 12px;
  font-size: 12px;
  font-weight: 600;
  color: #F26430;
  background-color: #FDF0EA;
  border-radius: 4px;
  margin: 16px 16px 0;
}

.work-desc {
  padding: 10px 16px 20px;
  font-size: 14px;
  color: #6B7684;
  margin-bottom: 0;
  line-height: 1.6;
}

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

/* ---------- Process List (Home) ---------- */

.process-list {
  display: grid;
  gap: 16px;
}

.process-item {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  background-color: #FFFFFF;
  border: 1px solid #E5E8EC;
  border-radius: 8px;
  padding: 24px;
}

.process-num {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  font-size: 18px;
  font-weight: 700;
  color: #FFFFFF;
  background-color: #F26430;
  border-radius: 50%;
}

.process-body h3 {
  font-size: 17px;
  margin-bottom: 6px;
}

.process-work {
  font-size: 14px;
  color: #6B7684;
  margin-bottom: 4px;
}

.process-deliverable {
  font-size: 13px;
  color: #9AA5B1;
  margin-bottom: 0;
}

/* ---------- Next Step ---------- */

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

.next-step-card {
  display: block;
  background-color: #FFFFFF;
  border: 1px solid #E5E8EC;
  border-radius: 8px;
  padding: 28px 24px;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.next-step-card:hover {
  box-shadow: 0 8px 24px rgba(11, 37, 69, 0.08);
  transform: translateY(-4px);
}

.next-step-card h3 {
  font-size: 17px;
  margin-bottom: 8px;
  color: #0B2545;
}

.next-step-card p {
  font-size: 14px;
  color: #6B7684;
  margin-bottom: 0;
}

.next-step-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.next-link {
  display: inline-block;
  padding: 12px 28px;
  font-size: 15px;
  font-weight: 500;
  color: #FFFFFF;
  background-color: #0B2545;
  border-radius: 6px;
  transition: background-color 0.2s ease;
}

.next-link:hover {
  background-color: #F26430;
  color: #FFFFFF;
}

.next-step-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 64px 24px;
}

/* ---------- Footer ---------- */

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 56px 24px 32px;
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr 1.4fr;
  gap: 40px;
}

.footer-col h3 {
  font-size: 15px;
  color: #FFFFFF;
  margin-bottom: 16px;
  font-weight: 600;
}

.footer-brand {
  font-size: 20px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 10px;
}

.footer-desc {
  font-size: 14px;
  color: #9AA5B1;
  line-height: 1.7;
  margin-bottom: 0;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

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

.footer-links a {
  font-size: 14px;
  color: #C7D1DC;
}

.footer-links a:hover {
  color: #F26430;
}

.update-info,
.contact-info {
  font-size: 14px;
  color: #C7D1DC;
  line-height: 1.7;
  margin-bottom: 0;
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 20px 24px;
  text-align: center;
}

.footer-bottom p {
  font-size: 13px;
  color: #9AA5B1;
  margin-bottom: 0;
}

/* ---------- Related Links ---------- */

.related-links {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  border-top: 1px solid #E5E8EC;
}

.related-links-label {
  font-size: 14px;
  color: #6B7684;
  font-weight: 500;
  margin-right: 8px;
}

.related-links-item {
  display: inline-block;
  padding: 6px 14px;
  font-size: 14px;
  color: #0B2545;
  background-color: #FFFFFF;
  border: 1px solid #E5E8EC;
  border-radius: 4px;
  transition: border-color 0.2s ease, color 0.2s ease;
}

.related-links-item:hover {
  border-color: #F26430;
  color: #F26430;
}

/* ---------- FAQ Accordion ---------- */

.faq-list {
  display: grid;
  gap: 12px;
}

.faq-item {
  background-color: #FFFFFF;
  border: 1px solid #E5E8EC;
  border-radius: 8px;
  overflow: hidden;
}

.faq-item summary {
  padding: 20px 24px;
  font-size: 16px;
  font-weight: 600;
  color: #0B2545;
  cursor: pointer;
  list-style: none;
  position: relative;
  padding-right: 48px;
  transition: color 0.2s ease;
}

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

.faq-item summary::after {
  content: "+";
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  font-size: 22px;
  font-weight: 400;
  color: #F26430;
  transition: transform 0.25s ease;
}

.faq-item[open] summary::after {
  transform: translateY(-50%) rotate(45deg);
}

.faq-item summary:hover {
  color: #F26430;
}

.faq-item p {
  padding: 0 24px 20px;
  font-size: 15px;
  color: #6B7684;
  margin-bottom: 0;
}

/* ==========================================================================
   Pages
   ========================================================================== */

/* ---------- Home Page ---------- */

.home-main {
  width: 100%;
}

.hero-section {
  background-color: #0B2545;
  padding: 72px 24px;
}

.hero-section .hero-content,
.hero-section .hero-visual {
  max-width: 1200px;
  margin: 0 auto;
}

.hero-section {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 48px;
  align-items: center;
}

.hero-content h1 {
  font-size: 38px;
  color: #FFFFFF;
  margin-bottom: 16px;
  line-height: 1.25;
}

.hero-lead {
  font-size: 17px;
  color: #C7D1DC;
  margin-bottom: 28px;
  max-width: 520px;
}

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

.hero-visual {
  position: relative;
}

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

.hero-figure img {
  width: 100%;
  height: 360px;
  object-fit: cover;
}

.hero-caption {
  padding: 12px 16px;
  font-size: 13px;
  color: #C7D1DC;
  background-color: rgba(11, 37, 69, 0.85);
}

.service-status-card {
  position: absolute;
  bottom: 16px;
  left: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  background-color: #FFFFFF;
  border-radius: 6px;
  padding: 10px 16px;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.2);
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #F26430;
  flex-shrink: 0;
}

.status-text {
  font-size: 13px;
  font-weight: 500;
  color: #0B2545;
}

.service-compare-section,
.industry-scene-section,
.works-section,
.process-preview-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 64px 24px;
}

.industry-scene-section,
.works-section {
  background-color: #FFFFFF;
  max-width: none;
  padding-left: 0;
  padding-right: 0;
}

.industry-scene-section .section-heading,
.works-section .section-heading {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 24px;
}

.industry-scene-section .scene-grid,
.works-section .works-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.industry-scene-section .section-footer-link,
.works-section .section-footer-link {
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding: 0 24px;
}

.next-step-section {
  background-color: #F4F6F8;
}

/* ---------- Service Page (fuwu) ---------- */

.inner-main {
  padding-bottom: 0;
}

.service-compare-section,
.service-scene-section,
.service-visual-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 0;
}

.service-compare-section h2,
.service-scene-section h2,
.service-visual-section h2 {
  font-size: 26px;
  margin-bottom: 8px;
}

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

.service-scene-grid .scene-card {
  padding: 24px 20px;
}

.service-scene-grid .scene-card h3 {
  font-size: 17px;
}

.service-visual-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  padding-bottom: 48px;
}

.service-figure {
  border-radius: 8px;
  overflow: hidden;
  background-color: #FFFFFF;
  border: 1px solid #E5E8EC;
}

.service-image {
  width: 100%;
  height: 240px;
  object-fit: cover;
}

.service-figure figcaption {
  padding: 14px 16px;
  font-size: 14px;
  color: #6B7684;
  background-color: #FFFFFF;
}

/* ---------- Industry Scene Page (changjing) ---------- */

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

.content-focus-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 0;
}

.content-focus-section h2 {
  font-size: 26px;
  margin-bottom: 24px;
}

.focus-list {
  display: grid;
  gap: 16px;
}

.focus-item {
  background-color: #FFFFFF;
  border: 1px solid #E5E8EC;
  border-radius: 8px;
  padding: 24px;
}

.focus-item h3 {
  font-size: 17px;
  margin-bottom: 12px;
}

.focus-item ul {
  margin-bottom: 0;
}

.focus-item li {
  font-size: 14px;
  color: #6B7684;
  margin-bottom: 6px;
}

.scene-visual-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 0;
}

.scene-visual-section h2 {
  font-size: 26px;
  margin-bottom: 24px;
}

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

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

.scene-figure figcaption {
  padding: 12px 16px;
  font-size: 14px;
  color: #6B7684;
  background-color: #FFFFFF;
  border: 1px solid #E5E8EC;
  border-top: none;
}

/* ---------- Works Page (anli) ---------- */

.page-heading {
  max-width: 1200px;
  margin: 0 auto;
  padding: 16px 24px 0;
}

.work-gallery {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 0;
}

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

.work-figure {
  overflow: hidden;
}

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

.work-figure figcaption {
  padding: 10px 16px;
  font-size: 13px;
  color: #9AA5B1;
  background-color: #F8FAFB;
}

.work-card h3 {
  padding: 0 16px;
  font-size: 17px;
  margin: 14px 0 8px;
}

.work-card > p {
  padding: 0 16px 20px;
  font-size: 14px;
  color: #6B7684;
  margin-bottom: 0;
}

.structure-breakdown {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 0;
}

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

.breakdown-card {
  background-color: #FFFFFF;
  border: 1px solid #E5E8EC;
  border-radius: 8px;
  padding: 24px;
}

.breakdown-card h3 {
  font-size: 16px;
  margin-bottom: 10px;
}

.breakdown-card p {
  font-size: 14px;
  color: #6B7684;
  margin-bottom: 0;
  line-height: 1.65;
}

.next-steps {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 64px;
}

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

.next-link-card {
  display: block;
  background-color: #FFFFFF;
  border: 1px solid #E5E8EC;
  border-radius: 8px;
  padding: 24px;
  transition: box-shadow 0.25s ease, transform 0.25s ease;
}

.next-link-card:hover {
  box-shadow: 0 8px 24px rgba(11, 37, 69, 0.08);
  transform: translateY(-4px);
}

.next-link-title {
  display: block;
  font-size: 17px;
  font-weight: 600;
  color: #0B2545;
  margin-bottom: 6px;
}

.next-link-desc {
  display: block;
  font-size: 14px;
  color: #6B7684;
}

/* ---------- Process Page (liucheng) ---------- */

.process-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 0;
}

.process-section h2 {
  font-size: 26px;
  margin-bottom: 8px;
}

.process-stage {
  background-color: #FFFFFF;
  border: 1px solid #E5E8EC;
  border-radius: 8px;
  margin-bottom: 16px;
  overflow: hidden;
}

.stage-head {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background-color: #F8FAFB;
  border-bottom: 1px solid #EDF0F3;
}

.stage-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  font-size: 16px;
  font-weight: 700;
  color: #FFFFFF;
  background-color: #F26430;
  border-radius: 50%;
  flex-shrink: 0;
}

.stage-head h3 {
  font-size: 18px;
  margin-bottom: 0;
}

.stage-body {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0;
  padding: 20px 24px;
}

.stage-col {
  padding: 0 20px;
  border-right: 1px solid #EDF0F3;
}

.stage-col:first-child {
  padding-left: 0;
}

.stage-col:last-child {
  padding-right: 0;
  border-right: none;
}

.stage-col h4 {
  font-size: 14px;
  color: #F26430;
  margin-bottom: 6px;
  font-weight: 600;
}

.stage-col p {
  font-size: 14px;
  color: #6B7684;
  margin-bottom: 0;
  line-height: 1.6;
}

.cooperation-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 0;
}

.cooperation-section h2 {
  font-size: 26px;
  margin-bottom: 8px;
}

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

.cooperation-card {
  background-color: #FFFFFF;
  border: 1px solid #E5E8EC;
  border-radius: 8px;
  padding: 24px;
}

.cooperation-card h3 {
  font-size: 16px;
  margin-bottom: 10px;
}

.cooperation-card p {
  font-size: 14px;
  color: #6B7684;
  margin-bottom: 0;
  line-height: 1.65;
}

.process-media {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 0;
}

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

.media-figure img {
  width: 100%;
  height: 340px;
  object-fit: cover;
}

.media-figure figcaption {
  padding: 12px 16px;
  font-size: 14px;
  color: #6B7684;
  background-color: #FFFFFF;
  border: 1px solid #E5E8EC;
  border-top: none;
}

.next-step {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 64px;
}

.next-title {
  font-size: 20px;
  font-weight: 600;
  color: #0B2545;
  margin-bottom: 16px;
}

.next-links {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* ---------- Guide Page (zhinan) ---------- */

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0;
}

.guide-media {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

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

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

.guide-figure figcaption {
  padding: 12px 16px;
  font-size: 14px;
  color: #6B7684;
  background-color: #FFFFFF;
  border: 1px solid #E5E8EC;
  border-top: none;
}

.checklist-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 0;
}

.checklist-section h2 {
  font-size: 26px;
  margin-bottom: 8px;
}

.checklist-list {
  display: grid;
  gap: 12px;
}

.checklist-item {
  background-color: #FFFFFF;
  border: 1px solid #E5E8EC;
  border-radius: 8px;
  padding: 20px 24px;
  display: flex;
  align-items: flex-start;
  gap: 16px;
}

.checklist-item h3 {
  font-size: 16px;
  margin-bottom: 4px;
  min-width: 140px;
  flex-shrink: 0;
}

.checklist-item p {
  font-size: 14px;
  color: #6B7684;
  margin-bottom: 0;
}

.faq-section {
  max-width: 1200px;
  margin: 0 auto;
  padding: 48px 24px 0;
}

.faq-section h2 {
  font-size: 26px;
  margin-bottom: 8px;
}

/* ---------- 404 Page ---------- */

.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 80px 24px;
  background-color: #F4F6F8;
}

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

.error-code {
  font-size: 72px;
  font-weight: 700;
  color: #F26430;
  line-height: 1;
  margin-bottom: 16px;
}

.error-title {
  font-size: 26px;
  margin-bottom: 12px;
}

.error-desc {
  font-size: 15px;
  color: #6B7684;
  margin-bottom: 32px;
}

.error-home-link {
  display: inline-block;
  padding: 12px 32px;
  font-size: 15px;
  font-weight: 600;
  color: #FFFFFF;
  background-color: #0B2545;
  border-radius: 6px;
  transition: background-color 0.2s ease;
}

.error-home-link:hover {
  background-color: #F26430;
  color: #FFFFFF;
}

/* ==========================================================================
   Responsive
   ========================================================================== */

@media (max-width: 1024px) {
  .header-inner {
    padding: 0 20px;
  }

  .nav-link {
    padding: 8px 10px;
    font-size: 14px;
  }

  .footer-inner {
    grid-template-columns: 1fr 1fr 1fr;
    gap: 32px;
  }

  .service-scene-grid,
  .work-card-grid,
  .breakdown-grid,
  .cooperation-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

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

  .hero-content h1 {
    font-size: 32px;
  }

  .hero-figure img {
    height: 300px;
  }

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

  .stage-col {
    padding: 0;
    border-right: none;
    border-bottom: 1px solid #EDF0F3;
    padding-bottom: 16px;
  }

  .stage-col:last-child {
    border-bottom: none;
    padding-bottom: 0;
  }
}

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

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

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

  .main-nav {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .mobile-nav {
    top: 64px;
  }

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

  .page-header {
    padding: 28px 16px 0;
  }

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

  .page-title-area {
    padding: 12px 16px 0;
  }

  .page-lead,
  .page-intro {
    font-size: 15px;
  }

  .hero-section {
    padding: 48px 16px;
    gap: 24px;
  }

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

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

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

  .hero-actions .btn {
    text-align: center;
  }

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

  .service-status-card {
    bottom: 12px;
    left: 12px;
    padding: 8px 12px;
  }

  .service-compare-section,
  .industry-scene-section,
  .works-section,
  .process-preview-section,
  .next-step-section {
    padding: 40px 16px;
  }

  .industry-scene-section .section-heading,
  .works-section .section-heading {
    padding: 0 16px;
  }

  .industry-scene-section .scene-grid,
  .works-section .works-grid {
    padding: 0 16px;
  }

  .industry-scene-section .section-footer-link,
  .works-section .section-footer-link {
    padding: 0 16px;
  }

  .section-heading h2,
  .section-title {
    font-size: 22px;
  }

  .scene-grid,
  .industry-scene-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .works-grid,
  .work-card-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

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

  .service-visual-grid {
    grid-template-columns: 1fr;
    gap: 16px;
    padding-bottom: 40px;
  }

  .breakdown-grid,
  .cooperation-grid {
    grid-template-columns: 1fr;
    gap: 16px;
  }

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

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

  .process-item {
    flex-direction: column;
    gap: 12px;
    padding: 20px;
  }

  .process-num {
    width: 36px;
    height: 36px;
    font-size: 16px;
  }

  .stage-head {
    padding: 16px;
    gap: 12px;
  }

  .stage-body {
    padding: 16px;
  }

  .checklist-item {
    flex-direction: column;
    gap: 8px;
    padding: 16px;
  }

  .checklist-item h3 {
    min-width: 0;
  }

  .faq-item summary {
    padding: 16px 44px 16px 16px;
    font-size: 15px;
  }

  .faq-item p {
    padding: 0 16px 16px;
    font-size: 14px;
  }

  .footer-inner {
    grid-template-columns: 1fr;
    gap: 28px;
    padding: 40px 16px 24px;
  }

  .footer-bottom {
    padding: 16px;
  }

  .related-links {
    padding: 16px;
  }

  .error-main {
    padding: 48px 16px;
  }

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

  .error-title {
    font-size: 22px;
  }

  .service-compare-section,
  .service-scene-section,
  .service-visual-section,
  .content-focus-section,
  .scene-visual-section,
  .process-section,
  .cooperation-section,
  .process-media,
  .checklist-section,
  .faq-section {
    padding: 40px 16px 0;
  }

  .process-media {
    padding-bottom: 0;
  }

  .next-step,
  .next-steps {
    padding: 40px 16px 48px;
  }

  .guide-media {
    padding: 0 16px;
  }

  .scene-figure img,
  .media-figure img,
  .guide-figure img {
    height: 220px;
  }

  .service-image {
    height: 200px;
  }

  .work-card img {
    height: 200px;
  }
}

@media (max-width: 480px) {
  .header-inner {
    padding: 0 12px;
  }

  .brand-name {
    font-size: 16px;
  }

  .brand-tagline {
    display: none;
  }

  .hero-section {
    padding: 40px 12px;
  }

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

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

  .service-compare-section,
  .industry-scene-section,
  .works-section,
  .process-preview-section,
  .next-step-section {
    padding: 32px 12px;
  }

  .industry-scene-section .section-heading,
  .works-section .section-heading {
    padding: 0 12px;
  }

  .industry-scene-section .scene-grid,
  .works-section .works-grid {
    padding: 0 12px;
  }

  .industry-scene-section .section-footer-link,
  .works-section .section-footer-link {
    padding: 0 12px;
  }

  .breadcrumb {
    padding: 12px 12px 0;
  }

  .page-header {
    padding: 24px 12px 0;
  }

  .page-title-area {
    padding: 10px 12px 0;
  }

  .footer-bottom {
    padding: 16px 12px;
  }

  .footer-inner {
    padding: 32px 12px 20px;
  }

  .nav-toggle {
    width: 40px;
    height: 40px;
  }

  .mobile-nav {
    padding: 12px 16px 24px;
  }

  .mobile-nav-link {
    padding: 14px 4px;
    font-size: 15px;
  }

  .service-compare-section,
  .service-scene-section,
  .service-visual-section,
  .content-focus-section,
  .scene-visual-section,
  .process-section,
  .cooperation-section,
  .process-media,
  .checklist-section,
  .faq-section {
    padding: 32px 12px 0;
  }

  .next-step,
  .next-steps {
    padding: 32px 12px 40px;
  }

  .guide-media {
    padding: 0 12px;
  }

  .related-links {
    padding: 12px;
  }
}

/* ---------- Print Styles ---------- */

@media print {
  .site-header,
  .nav-toggle,
  .mobile-nav,
  .breadcrumb,
  .next-step-section,
  .next-step,
  .next-steps,
  .related-links,
  .footer-bottom {
    display: none !important;
  }

  .site-main {
    padding: 0;
  }

  .site-footer {
    background-color: #FFFFFF;
    color: #222B36;
  }

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

  .footer-col h3,
  .footer-brand {
    color: #0B2545;
  }

  .footer-desc,
  .footer-links a,
  .update-info,
  .contact-info {
    color: #6B7684;
  }

  body {
    font-size: 12px;
  }

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