/* ==========================================================================
   猎奇网 cntt2012.com — 全站样式
   分组：base / layout / components / pages / responsive
   ========================================================================== */

/* --------------------------------------------------------------------------
   base
   -------------------------------------------------------------------------- */

:root {
  --paper: #F6F2EA;
  --ink: #1E2328;
  --cinnabar: #B5452E;
  --slate: #5C6B73;
  --rule: #D8D2C5;
  --deep: #2F3A3F;
  --paper-soft: #FBF8F2;
  --cinnabar-dark: #94351F;
  --font-serif: "Noto Serif SC", "Songti SC", "SimSun", Georgia, serif;
  --font-sans: -apple-system, "PingFang SC", "Microsoft YaHei", "Hiragino Sans GB", "Helvetica Neue", Arial, sans-serif;
  --shell: 1120px;
  --gutter: 24px;
  --radius: 6px;
}

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

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

body {
  margin: 0;
  background-color: var(--paper);
  color: var(--ink);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.8;
  font-weight: 400;
  font-variant-numeric: tabular-nums;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: var(--font-serif);
  font-weight: 600;
  line-height: 1.32;
  color: var(--ink);
}

p {
  margin: 0;
}

ul,
ol,
dl,
dd {
  margin: 0;
  padding: 0;
}

li {
  list-style: none;
}

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

figure {
  margin: 0;
}

a {
  color: var(--cinnabar);
  text-decoration: none;
  transition: color 0.16s ease;
}

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

a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--cinnabar);
  outline-offset: 3px;
}

button {
  font: inherit;
  color: inherit;
}

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

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  margin: -1px;
  padding: 0;
  overflow: hidden;
  clip: rect(0 0 0 0);
  clip-path: inset(50%);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: 16px;
  top: -64px;
  z-index: 60;
  padding: 10px 18px;
  background-color: var(--ink);
  color: var(--paper);
  border-radius: var(--radius);
  transition: top 0.18s ease;
}

.skip-link:focus {
  top: 12px;
  color: var(--paper);
}

/* --------------------------------------------------------------------------
   layout — 全站骨架
   -------------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background-color: var(--paper);
  border-bottom: 1px solid var(--rule);
}

.header-inner {
  display: flex;
  align-items: center;
  gap: 28px;
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--gutter);
  min-height: 68px;
}

.brand {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
  flex-shrink: 0;
  color: var(--ink);
}

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

.brand-mark {
  font-family: var(--font-serif);
  font-size: 22px;
  font-weight: 600;
  line-height: 1.2;
}

.brand-sub {
  font-size: 12px;
  color: var(--slate);
  letter-spacing: 0;
  padding-left: 10px;
  border-left: 1px solid var(--rule);
  line-height: 1.4;
}

.site-nav.main-nav {
  display: flex;
  align-items: center;
  gap: 24px;
  margin-left: auto;
}

.nav-list {
  display: flex;
  align-items: center;
  gap: 22px;
}

.nav-list a {
  display: inline-block;
  padding: 6px 0;
  font-size: 15px;
  color: var(--ink);
  border-bottom: 2px solid transparent;
  line-height: 1.5;
}

.nav-list a:hover {
  color: var(--cinnabar);
  border-bottom-color: var(--rule);
}

.nav-list a.is-current {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 38px;
  padding: 0 18px;
  font-size: 14px;
  color: var(--paper);
  background-color: var(--ink);
  border-radius: var(--radius);
  white-space: nowrap;
  transition: background-color 0.16s ease;
}

.nav-cta:hover {
  background-color: var(--cinnabar);
  color: var(--paper);
}

.nav-cta.is-current {
  background-color: var(--cinnabar);
  color: var(--paper);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  margin-left: auto;
  padding: 0 10px;
  background-color: transparent;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  cursor: pointer;
}

.nav-toggle-bar {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--ink);
  border-radius: 1px;
}

.mobile-nav {
  border-top: 1px solid var(--rule);
  background-color: var(--paper-soft);
}

.mobile-nav[hidden] {
  display: none;
}

.mobile-nav-list {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 6px var(--gutter) 12px;
}

.mobile-nav-list a {
  display: flex;
  align-items: center;
  min-height: 44px;
  padding: 0 4px;
  font-size: 15px;
  color: var(--ink);
  border-bottom: 1px solid var(--rule);
}

.mobile-nav-list li:last-child a {
  border-bottom: 0;
}

.mobile-nav-list a.is-current {
  color: var(--cinnabar);
}

.site-main {
  display: block;
  width: 100%;
}

.inner-main {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--gutter) 72px;
}

.breadcrumb {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  padding: 20px 0 0;
  font-size: 13px;
  color: var(--slate);
}

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

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

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

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

.page-header {
  padding: 14px 0 20px;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 32px;
}

.page-title {
  font-size: 40px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.28;
}

.page-layout {
  display: grid;
  gap: 40px;
}

.section-inner,
.page-shell {
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.section-heading {
  font-size: 28px;
  margin-bottom: 10px;
}

.section-lead {
  font-size: 15px;
  color: var(--slate);
  line-height: 1.75;
  max-width: 760px;
}

/* --------------------------------------------------------------------------
   components — 通用按钮 / 链接 / 媒体 / 列表
   -------------------------------------------------------------------------- */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 24px;
  font-size: 15px;
  font-weight: 500;
  line-height: 1.4;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: background-color 0.16s ease, border-color 0.16s ease, color 0.16s ease;
}

.btn-primary {
  background-color: var(--cinnabar);
  color: var(--paper);
  border-color: var(--cinnabar);
}

.btn-primary:hover {
  background-color: var(--cinnabar-dark);
  border-color: var(--cinnabar-dark);
  color: var(--paper);
}

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

.btn-secondary:hover {
  background-color: var(--ink);
  color: var(--paper);
}

.btn-ghost {
  background-color: transparent;
  color: var(--slate);
  border-color: var(--rule);
}

.btn-ghost:hover {
  color: var(--cinnabar);
  border-color: var(--cinnabar);
}

.section-more {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 22px;
  font-size: 15px;
  color: var(--cinnabar);
  border-bottom: 1px solid transparent;
  padding-bottom: 2px;
}

.section-more:hover {
  border-bottom-color: var(--cinnabar);
}

.related-links {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px 18px;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 26px var(--gutter);
  border-top: 1px solid var(--rule);
}

.related-links-label {
  font-size: 13px;
  color: var(--slate);
}

.related-links-item {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  padding: 0 12px;
  font-size: 14px;
  color: var(--ink);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background-color: var(--paper-soft);
}

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

.content-media,
.content-figure,
.media-figure,
.page-figure,
.story-figure,
.scenario-visual {
  display: block;
  background-color: var(--paper-soft);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
}

.content-media img,
.content-figure img,
.media-figure img,
.page-figure img,
.story-figure img,
.scenario-visual img {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.content-media figcaption,
.content-figure figcaption,
.media-figure figcaption,
.page-figure figcaption,
.story-figure figcaption,
.scenario-visual figcaption {
  padding: 10px 16px;
  font-size: 13px;
  color: var(--slate);
  border-top: 1px solid var(--rule);
  line-height: 1.6;
}

.principle-list {
  display: grid;
  gap: 0;
}

.principle-item {
  display: grid;
  grid-template-columns: minmax(120px, 160px) minmax(0, 1fr);
  gap: 16px;
  padding: 14px 0;
  border-bottom: 1px solid var(--rule);
}

.principle-item:first-child {
  border-top: 1px solid var(--rule);
}

.principle-item dt {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.5;
}

.principle-item dd {
  font-size: 15px;
  color: var(--slate);
  line-height: 1.7;
}

.advice-list {
  display: grid;
  gap: 0;
}

.advice-item {
  padding: 14px 0;
  border-bottom: 1px solid var(--rule);
  font-size: 15px;
  color: var(--slate);
  line-height: 1.7;
}

.advice-item:first-child {
  border-top: 1px solid var(--rule);
}

.advice-head {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 4px;
}

.advice-body {
  font-size: 14px;
  color: var(--slate);
  line-height: 1.7;
}

/* 表格 */
.compare-table {
  width: 100%;
  font-size: 15px;
  background-color: var(--paper-soft);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
}

.compare-table th,
.compare-table td {
  padding: 14px 16px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--rule);
  line-height: 1.65;
}

.compare-table thead th {
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  background-color: #EFEADF;
  border-bottom: 1px solid var(--rule);
}

.compare-table tbody th {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  white-space: nowrap;
}

.compare-table tbody td {
  color: var(--slate);
  font-size: 14px;
}

.compare-table tbody tr:last-child th,
.compare-table tbody tr:last-child td {
  border-bottom: 0;
}

/* 通用清单 */
.checklist,
.checklist-list {
  display: grid;
  gap: 0;
}

.checklist-item {
  padding: 12px 0;
  border-bottom: 1px solid var(--rule);
}

.checklist-item:first-child {
  border-top: 1px solid var(--rule);
}

.checklist-name {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 2px;
}

.checklist-desc {
  font-size: 14px;
  color: var(--slate);
  line-height: 1.7;
}

/* 通用步骤编号 */
.step-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 34px;
  height: 34px;
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 600;
  color: var(--cinnabar);
  border: 1px solid var(--cinnabar);
  border-radius: 50%;
  background-color: var(--paper);
  flex-shrink: 0;
}

/* 延伸阅读列表 */
.related-list,
.read-more-list,
.readmore-list {
  display: grid;
  gap: 0;
}

.related-item,
.related-list > li,
.read-more-list > li,
.readmore-list > li {
  padding: 12px 0;
  border-bottom: 1px solid var(--rule);
}

.related-item:first-child,
.related-list > li:first-child,
.read-more-list > li:first-child,
.readmore-list > li:first-child {
  border-top: 1px solid var(--rule);
}

.related-item a,
.related-list a,
.read-more-list a,
.readmore-list a {
  font-size: 15px;
  color: var(--ink);
  font-weight: 500;
}

.related-item a:hover,
.related-list a:hover,
.read-more-list a:hover,
.readmore-list a:hover {
  color: var(--cinnabar);
}

.related-desc {
  margin-top: 2px;
  font-size: 14px;
  color: var(--slate);
  line-height: 1.65;
}

/* --------------------------------------------------------------------------
   components — 页脚
   -------------------------------------------------------------------------- */

.site-footer {
  background-color: var(--deep);
  color: #D9D5CB;
  margin-top: 0;
}

.footer-inner {
  display: grid;
  grid-template-columns: minmax(220px, 1.5fr) repeat(3, minmax(140px, 1fr));
  gap: 32px;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 48px var(--gutter) 36px;
}

.footer-brand-name {
  font-family: var(--font-serif);
  font-size: 20px;
  font-weight: 600;
  color: #F6F2EA;
  margin-bottom: 10px;
}

.footer-desc {
  font-size: 14px;
  color: #B4AFA4;
  line-height: 1.75;
  max-width: 300px;
}

.footer-title {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  color: #F6F2EA;
  margin-bottom: 14px;
}

.footer-links {
  display: grid;
  gap: 8px;
}

.footer-links a {
  display: inline-block;
  padding: 2px 0;
  font-size: 14px;
  color: #B4AFA4;
  line-height: 1.6;
}

.footer-links a:hover {
  color: #F6F2EA;
}

.footer-bottom {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 16px var(--gutter) 24px;
  border-top: 1px solid #465258;
}

.copyright {
  font-size: 13px;
  color: #8F9AA0;
  line-height: 1.6;
}

/* --------------------------------------------------------------------------
   pages — 首页
   -------------------------------------------------------------------------- */

.hero-console {
  border-bottom: 1px solid var(--rule);
  background-color: var(--paper);
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 0.85fr);
  gap: 48px;
  align-items: center;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 56px var(--gutter) 48px;
}

.hero-text {
  min-width: 0;
}

.hero-kicker {
  display: inline-block;
  font-size: 13px;
  color: var(--cinnabar);
  border-left: 3px solid var(--cinnabar);
  padding-left: 10px;
  margin-bottom: 16px;
  line-height: 1.5;
}

.hero-text h1 {
  font-size: 44px;
  line-height: 1.24;
  margin-bottom: 18px;
}

.hero-lead {
  font-size: 16px;
  color: var(--slate);
  line-height: 1.8;
  max-width: 540px;
  margin-bottom: 28px;
}

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

.hero-media {
  position: relative;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--paper-soft);
  aspect-ratio: 4 / 3;
}

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

.content-media-primary {
  max-width: var(--shell);
  margin: 0 auto 8px;
  border-left: 0;
  border-right: 0;
  border-radius: 0;
}

.content-media-primary img {
  width: 100%;
  height: auto;
  max-height: 460px;
  object-fit: cover;
}

.origin-section {
  padding: 56px 0;
  border-bottom: 1px solid var(--rule);
}

.origin-grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  gap: 48px;
}

.origin-text h2 {
  font-size: 28px;
  margin-bottom: 16px;
}

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

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

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

.service-prep-section {
  padding: 56px 0;
  border-bottom: 1px solid var(--rule);
}

.service-prep-section .section-heading {
  margin-bottom: 28px;
}

.page-layout.sidebar-left {
  display: grid;
  grid-template-columns: minmax(280px, 4fr) minmax(0, 8fr);
  gap: 40px;
  align-items: start;
}

.service-catalog {
  background-color: var(--paper-soft);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 22px;
}

.service-catalog h3 {
  font-size: 18px;
  margin-bottom: 14px;
}

.catalog-list {
  display: grid;
  gap: 0;
}

.catalog-item {
  display: grid;
  grid-template-columns: 34px minmax(0, 1fr);
  gap: 10px;
  padding: 12px 8px;
  border-top: 1px solid var(--rule);
  border-radius: 4px;
  transition: background-color 0.16s ease, border-color 0.16s ease;
}

.catalog-item:last-child {
  border-bottom: 1px solid var(--rule);
}

.catalog-item:hover {
  background-color: #EFEADF;
}

.catalog-num {
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 600;
  color: var(--cinnabar);
  line-height: 1.6;
}

.catalog-body {
  min-width: 0;
}

.catalog-name {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.5;
  margin-bottom: 2px;
}

.catalog-need {
  font-size: 13px;
  color: var(--slate);
  line-height: 1.65;
}

.catalog-more {
  display: inline-flex;
  align-items: center;
  min-height: 40px;
  margin-top: 14px;
  font-size: 14px;
  color: var(--cinnabar);
}

.catalog-more:hover {
  color: var(--cinnabar-dark);
}

.prep-main {
  display: grid;
  gap: 28px;
  min-width: 0;
}

.prep-entry {
  background-color: var(--paper-soft);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--cinnabar);
  border-radius: var(--radius);
  padding: 24px;
}

.prep-entry h3 {
  font-size: 20px;
  margin-bottom: 10px;
}

.prep-entry p {
  font-size: 15px;
  color: var(--slate);
  line-height: 1.8;
  margin-bottom: 18px;
}

.prep-checklist h3 {
  font-size: 18px;
  margin-bottom: 10px;
}

.process-overview {
  padding: 56px 0;
  border-bottom: 1px solid var(--rule);
}

.process-overview .section-lead {
  margin-bottom: 28px;
}

.process-steps {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--paper-soft);
}

.process-step {
  padding: 22px 20px;
  border-right: 1px solid var(--rule);
  min-width: 0;
}

.process-step:last-child {
  border-right: 0;
}

.process-step .step-num {
  margin-bottom: 12px;
}

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

.process-step .step-action {
  font-size: 14px;
  color: var(--ink);
  line-height: 1.7;
  margin-bottom: 6px;
}

.process-step .step-output {
  font-size: 13px;
  color: var(--slate);
  line-height: 1.65;
}

.scenario-compare {
  padding: 56px 0;
  border-bottom: 1px solid var(--rule);
}

.scenario-compare .section-lead {
  margin-bottom: 24px;
}

.advice-faq {
  padding: 56px 0 64px;
}

.advice-faq-grid {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: 48px;
}

.advice-col h2,
.faq-col h2 {
  font-size: 24px;
  margin-bottom: 16px;
}

.faq-summary-list {
  display: grid;
  gap: 0;
}

.faq-summary-item {
  border-bottom: 1px solid var(--rule);
}

.faq-summary-item:first-child {
  border-top: 1px solid var(--rule);
}

.faq-summary-item a {
  display: block;
  padding: 12px 0;
  font-size: 15px;
  color: var(--ink);
  line-height: 1.65;
}

.faq-summary-item a:hover {
  color: var(--cinnabar);
}

/* --------------------------------------------------------------------------
   pages — 服务目录
   -------------------------------------------------------------------------- */

.page-hero {
  padding: 0 0 24px;
}

.page-hero-inner {
  max-width: 760px;
}

.page-hero-label {
  font-size: 13px;
  color: var(--cinnabar);
  margin-bottom: 8px;
  line-height: 1.5;
}

.page-hero-lead {
  font-size: 16px;
  color: var(--slate);
  line-height: 1.8;
}

.intro-figure {
  margin-bottom: 40px;
}

.layout-shell {
  display: grid;
  grid-template-columns: minmax(0, 8fr) minmax(260px, 4fr);
  gap: 40px;
  align-items: start;
  margin-bottom: 48px;
}

.layout-main {
  min-width: 0;
  display: grid;
  gap: 40px;
}

.layout-aside {
  min-width: 0;
  display: grid;
  gap: 24px;
}

.section-head {
  margin-bottom: 18px;
}

.section-head h2 {
  font-size: 24px;
  margin-bottom: 6px;
}

.service-matrix .tab-panel {
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background-color: var(--paper-soft);
  overflow: hidden;
}

.tablist {
  display: flex;
  flex-wrap: wrap;
  gap: 0;
  border-bottom: 1px solid var(--rule);
  background-color: #EFEADF;
}

.tab {
  flex: 0 1 auto;
  min-width: 120px;
  min-height: 44px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--slate);
  background-color: transparent;
  border: 0;
  border-right: 1px solid var(--rule);
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: color 0.16s ease, background-color 0.16s ease;
}

.tab:hover {
  color: var(--ink);
  background-color: #E7E1D4;
}

.tab.is-active {
  color: var(--cinnabar);
  background-color: var(--paper-soft);
  border-bottom-color: var(--cinnabar);
}

.tabpanel {
  padding: 22px;
}

.tabpanel[hidden] {
  display: none;
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 20px;
}

.service-card {
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background-color: var(--paper);
  padding: 20px;
  min-width: 0;
}

.service-no {
  display: inline-block;
  font-family: var(--font-serif);
  font-size: 13px;
  font-weight: 600;
  color: var(--cinnabar);
  margin-bottom: 8px;
}

.service-name {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 600;
  color: var(--ink);
  margin-bottom: 8px;
  line-height: 1.4;
}

.service-need {
  font-size: 14px;
  color: var(--slate);
  line-height: 1.7;
  margin-bottom: 12px;
}

.service-meta {
  font-size: 13px;
  color: var(--slate);
  line-height: 1.65;
  padding-top: 10px;
  border-top: 1px dashed var(--rule);
}

.service-dims .dim-columns {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.dim-col {
  min-width: 0;
  background-color: var(--paper-soft);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 20px;
}

.dim-title {
  font-size: 17px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--rule);
}

.dim-list {
  display: grid;
  gap: 10px;
}

.dim-list dt {
  font-size: 14px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.6;
}

.dim-list dd {
  font-size: 13px;
  color: var(--slate);
  line-height: 1.65;
}

.aside-block {
  background-color: var(--paper-soft);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 20px;
}

.aside-title {
  font-size: 17px;
  margin-bottom: 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--rule);
}

/* --------------------------------------------------------------------------
   pages — 制作流程
   -------------------------------------------------------------------------- */

.page-title-block {
  padding-bottom: 28px;
}

.page-title-block .page-lead {
  font-size: 16px;
  color: var(--slate);
  line-height: 1.8;
  max-width: 760px;
}

.section {
  padding: 40px 0;
  border-bottom: 1px solid var(--rule);
}

.section:last-of-type {
  border-bottom: 0;
}

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

.section-intro {
  font-size: 15px;
  color: var(--slate);
  line-height: 1.8;
  margin-bottom: 24px;
  max-width: 760px;
}

.section-visual .media-figure img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
}

.overview-body p {
  font-size: 15px;
  color: var(--slate);
  line-height: 1.85;
  margin-bottom: 14px;
  max-width: 820px;
}

.overview-body p:last-child {
  margin-bottom: 0;
}

.stage-list {
  display: grid;
  gap: 20px;
}

.stage-item {
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background-color: var(--paper-soft);
  overflow: hidden;
}

.stage-head {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 22px;
  background-color: #EFEADF;
  border-bottom: 1px solid var(--rule);
}

.stage-num {
  font-family: var(--font-serif);
  font-size: 14px;
  font-weight: 600;
  color: var(--cinnabar);
  line-height: 1.5;
}

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

.stage-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
}

.stage-col {
  padding: 18px 22px;
  border-right: 1px solid var(--rule);
  min-width: 0;
}

.stage-col:last-child {
  border-right: 0;
}

.stage-col-title {
  font-family: var(--font-serif);
  font-size: 13px;
  font-weight: 600;
  color: var(--slate);
  margin-bottom: 6px;
  line-height: 1.5;
}

.stage-col p {
  font-size: 14px;
  color: var(--ink);
  line-height: 1.75;
}

.stage-input p,
.stage-output p {
  color: var(--slate);
}

.section-related .related-list {
  max-width: 820px;
}

/* --------------------------------------------------------------------------
   pages — 适用场景
   -------------------------------------------------------------------------- */

.page-intro {
  padding-bottom: 24px;
}

.intro-inner {
  max-width: 820px;
}

.intro-lead {
  font-size: 16px;
  color: var(--slate);
  line-height: 1.85;
}

.scenario-visual {
  margin-bottom: 40px;
}

.scenario-visual img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
}

.scenario-matrix .section-head,
.scenario-detail .section-head,
.scenario-path .section-head {
  margin-bottom: 22px;
}

.scenario-matrix .section-head h2,
.scenario-detail .section-head h2,
.scenario-path .section-head h2 {
  font-size: 24px;
  margin-bottom: 6px;
}

.section-desc {
  font-size: 15px;
  color: var(--slate);
  line-height: 1.75;
  max-width: 760px;
}

.table-wrap {
  width: 100%;
  overflow-x: auto;
  margin-bottom: 28px;
}

.scenario-cards {
  display: none;
}

.scenario-card {
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background-color: var(--paper-soft);
  padding: 18px;
}

.scenario-card h3 {
  font-size: 17px;
  margin-bottom: 10px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--rule);
}

.scenario-def {
  display: grid;
  gap: 4px;
}

.scenario-def dt {
  font-size: 13px;
  color: var(--slate);
  line-height: 1.5;
}

.scenario-def dd {
  font-size: 14px;
  color: var(--ink);
  line-height: 1.65;
  margin-bottom: 8px;
}

.scenario-def dd:last-child {
  margin-bottom: 0;
}

.detail-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.detail-item {
  background-color: var(--paper-soft);
  border: 1px solid var(--rule);
  border-top: 3px solid var(--cinnabar);
  border-radius: var(--radius);
  padding: 20px;
  min-width: 0;
}

.detail-item h3 {
  font-size: 17px;
  margin-bottom: 10px;
}

.detail-item p {
  font-size: 14px;
  color: var(--slate);
  line-height: 1.75;
  margin-bottom: 8px;
}

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

.path-steps {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 0;
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--paper-soft);
}

.path-step {
  padding: 22px 20px;
  border-right: 1px solid var(--rule);
  min-width: 0;
}

.path-step:last-child {
  border-right: 0;
}

.scenario-path .path-step .step-num {
  margin-bottom: 12px;
}

.path-step h3 {
  font-size: 17px;
  margin-bottom: 8px;
}

.path-step p {
  font-size: 14px;
  color: var(--slate);
  line-height: 1.7;
}

.path-note {
  margin-top: 18px;
  font-size: 14px;
  color: var(--slate);
  line-height: 1.75;
}

.read-more {
  padding: 40px 0 8px;
}

.read-more h2 {
  font-size: 22px;
  margin-bottom: 14px;
}

.read-more-list {
  max-width: 820px;
}

/* --------------------------------------------------------------------------
   pages — 品牌故事
   -------------------------------------------------------------------------- */

.page-hero .page-eyebrow {
  font-size: 13px;
  color: var(--cinnabar);
  margin-bottom: 8px;
  line-height: 1.5;
}

.page-hero .page-lead {
  font-size: 16px;
  color: var(--slate);
  line-height: 1.8;
  max-width: 760px;
}

.layout-main-aside {
  display: grid;
  grid-template-columns: minmax(0, 8fr) minmax(260px, 4fr);
  gap: 40px;
  align-items: start;
  padding-bottom: 24px;
}

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

.content-aside {
  min-width: 0;
  background-color: var(--paper-soft);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  padding: 20px;
  position: sticky;
  top: 88px;
}

.story-figure {
  margin-bottom: 32px;
}

.story-figure img {
  width: 100%;
  max-height: 420px;
  object-fit: cover;
}

.story-origin,
.story-principles,
.story-rules,
.story-series {
  padding: 28px 0;
  border-bottom: 1px solid var(--rule);
}

.content-main > section:last-of-type {
  border-bottom: 0;
}

.story-origin h2,
.story-principles h2,
.story-rules h2,
.story-series h2 {
  font-size: 24px;
  margin-bottom: 14px;
}

.story-origin-body p {
  font-size: 15px;
  color: var(--slate);
  line-height: 1.85;
  margin-bottom: 12px;
}

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

.story-principles .principle-name {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.5;
}

.story-principles .principle-desc {
  font-size: 14px;
  color: var(--slate);
  line-height: 1.75;
}

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

.rule-item {
  display: grid;
  grid-template-columns: minmax(110px, 150px) minmax(0, 1fr);
  gap: 16px;
  padding: 12px 0;
  border-top: 1px solid var(--rule);
}

.rule-item:last-child {
  border-bottom: 1px solid var(--rule);
}

.rule-name {
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.6;
}

.rule-text {
  font-size: 14px;
  color: var(--slate);
  line-height: 1.75;
}

.series-intro {
  font-size: 15px;
  color: var(--slate);
  line-height: 1.8;
  margin-bottom: 14px;
}

.series-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
}

.series-item {
  min-width: 0;
}

.series-item a {
  display: block;
  padding: 14px 16px;
  background-color: var(--paper-soft);
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  color: var(--ink);
  transition: border-color 0.16s ease, background-color 0.16s ease;
}

.series-item a:hover {
  border-color: var(--cinnabar);
  background-color: #EFEADF;
  color: var(--cinnabar);
}

.series-name {
  display: block;
  font-family: var(--font-serif);
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 4px;
  line-height: 1.5;
}

.series-desc {
  display: block;
  font-size: 13px;
  color: var(--slate);
  line-height: 1.65;
}

.aside-links {
  display: grid;
  gap: 0;
}

.aside-link-item {
  padding: 12px 0;
  border-bottom: 1px solid var(--rule);
}

.aside-link-item:first-child {
  border-top: 1px solid var(--rule);
}

.aside-link-item a {
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  line-height: 1.6;
}

.aside-link-item a:hover {
  color: var(--cinnabar);
}

.aside-link-desc {
  margin-top: 3px;
  font-size: 13px;
  color: var(--slate);
  line-height: 1.65;
}

/* --------------------------------------------------------------------------
   pages — 常见问题
   -------------------------------------------------------------------------- */

.page-kicker {
  font-size: 13px;
  color: var(--cinnabar);
  margin-bottom: 8px;
  line-height: 1.5;
}

.faq-visual {
  margin-bottom: 40px;
}

.media-frame {
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  overflow: hidden;
  background-color: var(--paper-soft);
}

.media-frame .media-figure {
  border: 0;
  border-radius: 0;
}

.media-frame .media-figure img {
  width: 100%;
  max-height: 380px;
  object-fit: cover;
}

.faq-section {
  padding-bottom: 40px;
  border-bottom: 1px solid var(--rule);
}

.faq-section h2 {
  font-size: 24px;
  margin-bottom: 8px;
}

.faq-section .section-lead {
  margin-bottom: 24px;
}

.faq-tabs {
  border: 1px solid var(--rule);
  border-radius: var(--radius);
  background-color: var(--paper-soft);
  overflow: hidden;
}

.tab-btn {
  min-width: 140px;
  min-height: 44px;
  padding: 10px 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--slate);
  background-color: #EFEADF;
  border: 0;
  border-right: 1px solid var(--rule);
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: color 0.16s ease, background-color 0.16s ease;
}

.tab-btn:hover {
  color: var(--ink);
  background-color: #E7E1D4;
}

.tab-btn.is-active {
  color: var(--cinnabar);
  background-color: var(--paper-soft);
  border-bottom-color: var(--cinnabar);
}

.faq-tabs .tablist {
  background-color: #EFEADF;
  border-bottom: 1px solid var(--rule);
}

.faq-tabs .tab-panel {
  padding: 8px 22px 18px;
}

.faq-tabs .tab-panel[hidden] {
  display: none;
}

.faq-item {
  border-bottom: 1px solid var(--rule);
}

.faq-item:last-child {
  border-bottom: 0;
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 48px;
  padding: 12px 0;
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 600;
  color: var(--ink);
  line-height: 1.55;
  cursor: pointer;
  list-style: none;
}

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

.faq-question::after {
  content: "+";
  flex-shrink: 0;
  font-family: var(--font-sans);
  font-size: 18px;
  font-weight: 400;
  color: var(--cinnabar);
  line-height: 1;
}

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

.faq-item[open] .faq-question {
  color: var(--cinnabar);
}

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

.faq-answer p {
  font-size: 15px;
  color: var(--slate);
  line-height: 1.8;
  max-width: 820px;
}

.related-pages {
  padding: 40px 0 8px;
}

.related-pages h2 {
  font-size: 22px;
  margin-bottom: 14px;
}

.related-pages .related-list {
  max-width: 820px;
}

/* --------------------------------------------------------------------------
   pages — 合作路径
   -------------------------------------------------------------------------- */

.media-section {
  padding-top: 0;
}

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

.path-section .section-head,
.checklist-section .section-head,
.boundary-section .section-head,
.related-section .section-head {
  margin-bottom: 22px;
}

.path-section .path-steps {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.path-section .path-step .step-name {
  font-size: 17px;
  margin-bottom: 8px;
}

.path-section .path-step .step-action {
  font-size: 14px;
  color: var(--ink);
  line-height: 1.7;
  margin-bottom: 6px;
}

.path-section .path-step .step-confirm {
  font-size: 13px;
  color: var(--slate);
  line-height: 1.65;
}

.checklist-section .checklist {
  max-width: 860px;
}

.boundary-list {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
}

.boundary-item {
  background-color: var(--paper-soft);
  border: 1px solid var(--rule);
  border-left: 3px solid var(--slate);
  border-radius: var(--radius);
  padding: 18px;
  min-width: 0;
}

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

.boundary-desc {
  font-size: 14px;
  color: var(--slate);
  line-height: 1.75;
}

.related-section .related-list {
  max-width: 820px;
}

/* --------------------------------------------------------------------------
   pages — 404
   -------------------------------------------------------------------------- */

.error-main {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 60vh;
  padding: 56px var(--gutter) 72px;
}

.error-panel {
  width: 100%;
  max-width: 640px;
  border: 1px solid var(--rule);
  border-top: 3px solid var(--cinnabar);
  border-radius: var(--radius);
  background-color: var(--paper-soft);
  padding: 40px 36px;
}

.error-code {
  font-family: var(--font-serif);
  font-size: 52px;
  font-weight: 600;
  color: var(--cinnabar);
  line-height: 1.1;
  margin-bottom: 8px;
}

.error-panel h1 {
  font-size: 26px;
  margin-bottom: 12px;
}

.error-text {
  font-size: 15px;
  color: var(--slate);
  line-height: 1.8;
  margin-bottom: 24px;
}

.error-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 28px;
}

.error-links {
  padding-top: 20px;
  border-top: 1px solid var(--rule);
}

.error-links-title {
  font-size: 15px;
  margin-bottom: 10px;
}

.error-links-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 18px;
}

.error-links-list a {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
  font-size: 14px;
  color: var(--ink);
  border-bottom: 1px solid var(--rule);
}

.error-links-list a:hover {
  color: var(--cinnabar);
  border-bottom-color: var(--cinnabar);
}

/* --------------------------------------------------------------------------
   responsive
   -------------------------------------------------------------------------- */

@media (max-width: 1100px) {
  .header-inner {
    gap: 20px;
  }

  .nav-list {
    gap: 16px;
  }

  .nav-list a {
    font-size: 14px;
  }

  .hero-inner {
    gap: 36px;
    padding-top: 44px;
  }

  .hero-text h1 {
    font-size: 38px;
  }

  .page-layout.sidebar-left {
    grid-template-columns: minmax(260px, 4fr) minmax(0, 8fr);
    gap: 32px;
  }

  .layout-shell,
  .layout-main-aside {
    grid-template-columns: minmax(0, 7fr) minmax(240px, 4fr);
    gap: 32px;
  }

  .process-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .process-step:nth-child(2) {
    border-right: 0;
  }

  .process-step:nth-child(1),
  .process-step:nth-child(2) {
    border-bottom: 1px solid var(--rule);
  }

  .path-section .path-steps {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .path-section .path-step:nth-child(2) {
    border-right: 0;
  }

  .path-section .path-step:nth-child(1),
  .path-section .path-step:nth-child(2) {
    border-bottom: 1px solid var(--rule);
  }

  .detail-grid,
  .boundary-list,
  .service-dims .dim-columns {
    gap: 18px;
  }
}

@media (max-width: 900px) {
  .nav-list {
    display: none;
  }

  .site-nav.main-nav {
    margin-left: 0;
    gap: 0;
  }

  .nav-cta {
    display: none;
  }

  .nav-toggle {
    display: flex;
  }

  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
    padding-top: 36px;
    padding-bottom: 36px;
  }

  .hero-text h1 {
    font-size: 34px;
  }

  .hero-media {
    aspect-ratio: 16 / 10;
  }

  .origin-grid,
  .advice-faq-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
  }

  .page-layout.sidebar-left,
  .layout-shell,
  .layout-main-aside {
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
  }

  .content-aside {
    position: static;
  }

  .service-dims .dim-columns {
    grid-template-columns: minmax(0, 1fr);
  }

  .detail-grid,
  .boundary-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .stage-grid {
    grid-template-columns: minmax(0, 1fr);
  }

  .stage-col {
    border-right: 0;
    border-bottom: 1px solid var(--rule);
  }

  .stage-col:last-child {
    border-bottom: 0;
  }

  .footer-inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 28px;
  }

  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 760px) {
  :root {
    --gutter: 18px;
  }

  body {
    font-size: 16px;
  }

  .header-inner {
    min-height: 60px;
    gap: 12px;
  }

  .brand-mark {
    font-size: 20px;
  }

  .brand-sub {
    font-size: 11px;
    padding-left: 8px;
  }

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

  .breadcrumb {
    padding-top: 14px;
    font-size: 12px;
  }

  .page-header {
    padding: 10px 0 16px;
    margin-bottom: 24px;
  }

  .inner-main {
    padding-bottom: 48px;
  }

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

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

  .hero-text h1 {
    font-size: 28px;
  }

  .hero-lead {
    font-size: 15px;
    margin-bottom: 22px;
  }

  .hero-tasks {
    gap: 10px;
  }

  .hero-tasks .btn {
    flex: 1 1 auto;
    min-width: 140px;
    min-height: 46px;
    padding: 0 16px;
    font-size: 14px;
  }

  .origin-section,
  .service-prep-section,
  .process-overview,
  .scenario-compare,
  .advice-faq {
    padding: 36px 0;
  }

  .origin-text h2 {
    font-size: 22px;
  }

  .principle-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .process-steps {
    grid-template-columns: minmax(0, 1fr);
  }

  .process-step {
    border-right: 0;
    border-bottom: 1px solid var(--rule);
  }

  .process-step:nth-child(1),
  .process-step:nth-child(2) {
    border-bottom: 1px solid var(--rule);
  }

  .process-step:last-child {
    border-bottom: 0;
  }

  .advice-col h2,
  .faq-col h2 {
    font-size: 20px;
  }

  .service-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 14px;
  }

  .tabpanel {
    padding: 16px;
  }

  .tab {
    flex: 1 1 0;
    min-width: 0;
    padding: 10px 8px;
    font-size: 13px;
  }

  .tablist {
    flex-wrap: nowrap;
  }

  .tab-btn {
    flex: 1 1 0;
    min-width: 0;
    padding: 10px 8px;
    font-size: 13px;
  }

  .compare-table {
    display: none;
  }

  .scenario-cards {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 16px;
  }

  .table-wrap {
    display: none;
  }

  .path-steps,
  .path-section .path-steps {
    grid-template-columns: minmax(0, 1fr);
  }

  .path-step,
  .path-section .path-step {
    border-right: 0;
    border-bottom: 1px solid var(--rule);
  }

  .path-step:last-child,
  .path-section .path-step:last-child {
    border-bottom: 0;
  }

  .path-section .path-step:nth-child(1),
  .path-section .path-step:nth-child(2) {
    border-bottom: 1px solid var(--rule);
  }

  .path-section .path-step:nth-child(4) {
    border-bottom: 0;
  }

  .series-list {
    grid-template-columns: minmax(0, 1fr);
  }

  .rule-item {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
  }

  .faq-tabs .tab-panel {
    padding: 6px 16px 14px;
  }

  .faq-question {
    font-size: 15px;
    gap: 12px;
  }

  .error-panel {
    padding: 28px 20px;
  }

  .error-code {
    font-size: 42px;
  }

  .error-panel h1 {
    font-size: 22px;
  }

  .error-actions .btn {
    flex: 1 1 auto;
    min-width: 130px;
  }

  .footer-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 24px;
    padding: 36px var(--gutter) 28px;
  }

  .footer-links a {
    min-height: 36px;
    display: flex;
    align-items: center;
  }

  .related-links {
    padding: 20px var(--gutter);
  }
}

@media (max-width: 420px) {
  .hero-text h1 {
    font-size: 26px;
  }

  .brand-sub {
    display: none;
  }

  .hero-tasks .btn {
    flex: 1 1 100%;
  }

  .tab {
    font-size: 12px;
    padding: 10px 4px;
  }

  .tab-btn {
    font-size: 12px;
    padding: 10px 4px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
  }
}