/* ==========================================================================
   天美传媒精品麻豆 · 全站样式
   分组：base / layout / components / pages / responsive
   ========================================================================== */

/* --------------------------------------------------------------------------
   base：变量、重置、排版、通用元素
   -------------------------------------------------------------------------- */

:root {
  --ink: #232a28;
  --ink-soft: #5c6560;
  --green: #1f3a34;
  --green-deep: #162b26;
  --amber: #b1791f;
  --paper: #fffdf8;
  --bg: #f6f3ec;
  --line: #ded7c8;
  --tint: #e8efec;
  --radius: 6px;
  --shell: 1120px;
  --gutter: 24px;
  --serif: Georgia, "Noto Serif SC", "Songti SC", serif;
  --sans: -apple-system, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
}

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

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

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16px;
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-family: var(--serif);
  font-weight: 600;
  color: var(--green);
  line-height: 1.35;
}

p {
  margin: 0;
}

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

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

a {
  color: var(--green);
  text-decoration: none;
  transition: color 160ms ease;
}

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

button {
  font-family: inherit;
  font-size: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

:focus-visible {
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  left: 12px;
  top: -60px;
  z-index: 200;
  padding: 10px 16px;
  background: var(--green);
  color: #fff;
  border-radius: var(--radius);
  transition: top 160ms ease;
}

.skip-link:focus {
  top: 12px;
  color: #fff;
}

/* 通用按钮 */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  padding: 0 22px;
  border-radius: var(--radius);
  font-size: 15px;
  font-weight: 500;
  line-height: 1.4;
  border: 1px solid transparent;
  transition: background-color 160ms ease, color 160ms ease, border-color 160ms ease;
}

.btn-primary {
  background: var(--green);
  color: #fff;
  border-color: var(--green);
}

.btn-primary:hover {
  background: var(--green-deep);
  border-color: var(--green-deep);
  color: #fff;
}

.btn-ghost {
  background: transparent;
  color: var(--green);
  border-color: var(--line);
}

.btn-ghost:hover {
  border-color: var(--green);
  color: var(--green);
  background: var(--paper);
}

/* 通用图片与图注 */
.figure-caption,
.media-caption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
}

figure {
  margin: 0;
}

/* --------------------------------------------------------------------------
   layout：全站骨架（页头、导航、主容器、面包屑、页标题、页脚）
   -------------------------------------------------------------------------- */

.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

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

.brand-logo {
  flex: 0 0 auto;
  font-family: var(--serif);
  font-size: 19px;
  font-weight: 600;
  color: var(--green);
  letter-spacing: 0.01em;
  white-space: nowrap;
}

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

.site-nav {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1 1 auto;
  justify-content: flex-end;
}

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

.nav-list li {
  display: flex;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  padding: 0 11px;
  font-size: 15px;
  font-weight: 500;
  color: var(--ink);
  border-bottom: 2px solid transparent;
  transition: color 160ms ease, border-color 160ms ease;
}

.nav-link:hover {
  color: var(--green);
  border-bottom-color: var(--line);
}

.nav-link.is-current {
  color: var(--green);
  border-bottom-color: var(--amber);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 40px;
  margin-left: 10px;
  padding: 0 16px;
  font-size: 15px;
  font-weight: 500;
  color: var(--green);
  border: 1px solid var(--green);
  border-radius: var(--radius);
  white-space: nowrap;
}

.nav-cta:hover {
  background: var(--green);
  color: #fff;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 44px;
  height: 44px;
  padding: 0 10px;
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.nav-toggle-bar {
  display: block;
  height: 2px;
  background: var(--green);
  border-radius: 1px;
}

.site-main {
  display: block;
}

.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: 22px 0 0;
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
}

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

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

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

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

.page-header {
  padding: 18px 0 6px;
}

.page-title {
  max-width: 860px;
  font-size: clamp(28px, 3.6vw, 42px);
  line-height: 1.25;
  color: var(--green);
}

.container {
  width: 100%;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* 页脚 */
.site-footer {
  margin-top: 24px;
  background: var(--green);
  color: #d8e2dd;
  border-top: 1px solid var(--green-deep);
}

.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1.1fr 1.3fr;
  gap: 40px;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 52px var(--gutter) 36px;
}

.footer-col {
  min-width: 0;
}

.footer-logo {
  font-family: var(--serif);
  font-size: 18px;
  font-weight: 600;
  color: #fdfbf5;
  margin-bottom: 10px;
}

.footer-slogan {
  font-size: 14px;
  line-height: 1.7;
  color: #c5d3cd;
  margin-bottom: 10px;
}

.footer-scope {
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: #a8bbb4;
}

.footer-title {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: #fdfbf5;
  margin-bottom: 14px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.footer-links li {
  display: block;
}

.footer-links a {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  font-size: 14px;
  color: #c5d3cd;
}

.footer-links a:hover {
  color: #fdfbf5;
}

.footer-boundary {
  font-size: 13px;
  line-height: 1.75;
  letter-spacing: 0.02em;
  color: #a8bbb4;
  margin-bottom: 14px;
}

.footer-copyright {
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: #8ba29a;
  padding-top: 14px;
  border-top: 1px solid rgba(222, 215, 200, 0.18);
}

/* --------------------------------------------------------------------------
   components：站内信息条、区块标题、清单、折叠问答、提示框
   -------------------------------------------------------------------------- */

.site-notice,
.notice-bar {
  background: var(--tint);
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  line-height: 1.6;
  color: var(--ink-soft);
}

.notice-inner {
  display: flex;
  align-items: center;
  gap: 12px;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 8px var(--gutter);
}

.notice-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px max(var(--gutter), calc((100% - var(--shell)) / 2 + var(--gutter)));
}

.notice-text {
  flex: 1 1 auto;
  min-width: 0;
}

.notice-text a,
.notice-link {
  color: var(--green);
  text-decoration: underline;
  text-underline-offset: 3px;
}

.notice-close {
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  font-size: 18px;
  line-height: 1;
  color: var(--ink-soft);
  border: 1px solid transparent;
  border-radius: var(--radius);
}

.notice-close:hover {
  color: var(--green);
  border-color: var(--line);
  background: var(--paper);
}

/* 区块标题组 */
.section-inner {
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.section-head {
  max-width: 720px;
  margin-bottom: 28px;
}

.section-title {
  font-size: 24px;
  line-height: 1.35;
  color: var(--green);
}

.section-desc,
.section-lead,
.section-intro {
  max-width: 720px;
  margin-top: 10px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.section-more {
  display: inline-flex;
  align-items: center;
  min-height: 44px;
  margin-top: 24px;
  font-size: 15px;
  font-weight: 500;
  color: var(--green);
  border-bottom: 1px solid var(--amber);
}

.section-more:hover {
  color: var(--amber);
}

/* 检查清单 */
.check-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.check-item {
  position: relative;
  padding: 11px 0 11px 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
}

.check-item::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 21px;
  width: 6px;
  height: 6px;
  background: var(--amber);
  border-radius: 50%;
}

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

/* 折叠问答 */
.faq-list,
.faq-body {
  display: flex;
  flex-direction: column;
}

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

.faq-question {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  min-height: 52px;
  padding: 14px 34px 14px 0;
  position: relative;
  font-family: var(--serif);
  font-size: 17px;
  font-weight: 600;
  line-height: 1.6;
  color: var(--green);
  cursor: pointer;
  list-style: none;
}

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

.faq-question::after {
  content: "+";
  position: absolute;
  right: 4px;
  top: 12px;
  font-family: var(--sans);
  font-size: 20px;
  font-weight: 400;
  line-height: 1.4;
  color: var(--amber);
}

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

.faq-question:hover {
  color: var(--amber);
}

.faq-answer {
  padding: 0 34px 18px 0;
}

.faq-answer p {
  max-width: 720px;
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

/* 提示框 */
.notice-box {
  padding: 16px 18px;
  margin-bottom: 18px;
  background: var(--tint);
  border-left: 3px solid var(--green);
  border-radius: var(--radius);
}

.notice-box-text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink);
}

/* --------------------------------------------------------------------------
   pages：首页
   -------------------------------------------------------------------------- */

.home-main {
  display: block;
}

/* 首屏 */
.hero {
  padding: 48px 0 56px;
  border-bottom: 1px solid var(--line);
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.05fr);
  gap: 56px;
  align-items: start;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.hero-text {
  min-width: 0;
  padding-top: 8px;
}

.hero-eyebrow {
  margin-bottom: 14px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--amber);
}

.hero-text h1 {
  font-size: clamp(30px, 4vw, 44px);
  line-height: 1.22;
  color: var(--green);
}

.hero-lead {
  max-width: 520px;
  margin-top: 18px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 28px;
}

.hero-figure {
  margin: 0;
  min-width: 0;
}

.hero-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.hero-meta {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 18px;
  padding-top: 16px;
  border-top: 1px solid var(--line);
}

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

.meta-item dt {
  font-size: 12px;
  letter-spacing: 0.06em;
  color: var(--ink-soft);
  margin-bottom: 4px;
}

.meta-item dd {
  margin: 0;
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--green);
}

/* 阶段索引 */
.stage-index {
  padding: 56px 0;
  border-bottom: 1px solid var(--line);
}

.stage-index .section-lead {
  max-width: 720px;
  margin-bottom: 26px;
}

.stage-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--line);
}

.stage-item {
  position: relative;
  padding: 22px 22px 24px 0;
  border-right: 1px solid var(--line);
}

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

.stage-item + .stage-item {
  padding-left: 22px;
}

.stage-num {
  display: block;
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--amber);
  margin-bottom: 8px;
}

.stage-name {
  font-size: 18px;
  line-height: 1.4;
  color: var(--green);
  margin-bottom: 8px;
}

.stage-desc {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
  margin-bottom: 12px;
}

.stage-link {
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  font-size: 14px;
  font-weight: 500;
  color: var(--green);
  border-bottom: 1px solid var(--amber);
}

.stage-link:hover {
  color: var(--amber);
}

/* 服务矩阵摘要 */
.service-summary {
  padding: 56px 0;
  border-bottom: 1px solid var(--line);
}

.service-rows {
  border-top: 1px solid var(--line);
}

.service-row {
  position: relative;
  display: grid;
  grid-template-columns: 56px minmax(0, 190px) minmax(0, 1.1fr) minmax(0, 1fr) 96px;
  gap: 20px;
  align-items: baseline;
  padding: 20px 0 20px 16px;
  border-bottom: 1px solid var(--line);
  transition: background-color 160ms ease;
}

.service-row::before {
  content: "";
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 2px;
  background: var(--green);
  opacity: 0;
  transition: opacity 160ms ease;
}

.service-row:hover::before {
  opacity: 1;
}

.service-row:hover {
  background: var(--paper);
}

.service-num {
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--amber);
}

.service-name {
  font-size: 18px;
  line-height: 1.45;
  color: var(--green);
}

.service-scene,
.service-output {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.service-more {
  justify-self: end;
  display: inline-flex;
  align-items: center;
  min-height: 32px;
  font-size: 14px;
  font-weight: 500;
  color: var(--green);
  border-bottom: 1px solid var(--amber);
  white-space: nowrap;
}

.service-more:hover {
  color: var(--amber);
}

/* 业务场景主图块 */
.scene-block {
  padding: 56px 0;
  border-bottom: 1px solid var(--line);
}

.scene-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1fr);
  gap: 40px;
  align-items: start;
  max-width: var(--shell);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.scene-figure {
  margin: 0;
  min-width: 0;
}

.scene-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 10;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.scene-aside {
  min-width: 0;
}

.scene-list {
  margin-top: 20px;
  border-top: 1px solid var(--line);
}

.scene-item {
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}

.scene-name {
  font-size: 16px;
  line-height: 1.5;
  color: var(--green);
  margin-bottom: 4px;
}

.scene-note {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.scene-tip {
  margin-top: 16px;
  padding: 12px 14px;
  background: var(--tint);
  border-left: 3px solid var(--amber);
  border-radius: var(--radius);
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink);
}

.scene-aside .btn {
  margin-top: 20px;
}

/* 合作流程步骤条 */
.flow-summary {
  padding: 56px 0;
  border-bottom: 1px solid var(--line);
}

.flow-steps {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.flow-step {
  position: relative;
  padding: 20px 18px 22px 0;
  border-right: 1px solid var(--line);
}

.flow-step + .flow-step {
  padding-left: 18px;
}

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

.flow-num {
  display: block;
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--amber);
  margin-bottom: 8px;
}

.flow-name {
  font-size: 17px;
  line-height: 1.45;
  color: var(--green);
  margin-bottom: 8px;
}

.flow-need {
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
}

/* 交付标准摘要 */
.delivery-summary {
  padding: 56px 0;
  border-bottom: 1px solid var(--line);
}

.delivery-columns {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 40px;
}

.delivery-col {
  min-width: 0;
}

.delivery-subtitle {
  font-size: 17px;
  line-height: 1.5;
  color: var(--green);
  padding-bottom: 10px;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--line);
}

/* 常见问题摘要 */
.faq-summary {
  padding: 56px 0;
  border-bottom: 1px solid var(--line);
}

/* 咨询准备 */
.prepare {
  padding: 56px 0 64px;
}

.prepare-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr);
  gap: 44px;
  align-items: start;
}

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

.prepare-list {
  margin-top: 20px;
  border-top: 1px solid var(--line);
}

.prepare-item {
  position: relative;
  padding: 12px 0 12px 34px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
}

.prepare-item .prepare-num {
  position: absolute;
  left: 0;
  top: 12px;
  font-family: var(--serif);
  font-size: 14px;
  font-weight: 600;
  color: var(--amber);
}

.prepare-text .btn {
  margin-top: 24px;
}

.prepare-figure {
  margin: 0;
  min-width: 0;
}

.prepare-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

/* --------------------------------------------------------------------------
   pages：内页共用标题区与两栏布局
   -------------------------------------------------------------------------- */

.page-hero {
  padding: 12px 0 0;
}

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

.page-eyebrow,
.page-kicker {
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  color: var(--amber);
}

.page-layout {
  display: grid;
  grid-template-columns: minmax(0, 800px) minmax(0, 280px);
  gap: 40px;
  align-items: start;
  padding-top: 32px;
}

.layout-main,
.page-main,
.content-main {
  min-width: 0;
}

.layout-aside,
.page-aside,
.content-aside {
  min-width: 0;
  position: sticky;
  top: 88px;
  align-self: start;
}

.content-section {
  padding-bottom: 40px;
  margin-bottom: 40px;
  border-bottom: 1px solid var(--line);
}

.content-section:last-child {
  margin-bottom: 0;
  border-bottom: 0;
  padding-bottom: 16px;
}

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

.content-section .section-intro {
  margin-bottom: 22px;
}

/* 侧栏块 */
.aside-block {
  padding: 18px 0 20px;
  border-top: 1px solid var(--line);
}

.aside-block:first-child {
  border-top: 2px solid var(--green);
}

.aside-block + .aside-block {
  margin-top: 8px;
}

.aside-title {
  font-family: var(--sans);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--ink-soft);
  margin-bottom: 12px;
}

.aside-index,
.aside-links,
.aside-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.aside-index li,
.aside-links li,
.aside-list li {
  display: block;
}

.aside-index a,
.aside-links a,
.aside-list a {
  display: flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  padding: 6px 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
}

.aside-index a:hover,
.aside-links a:hover,
.aside-list a:hover {
  color: var(--amber);
}

.aside-index-num {
  font-family: var(--serif);
  font-size: 13px;
  font-weight: 600;
  color: var(--amber);
}

.aside-item {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   pages：服务矩阵
   -------------------------------------------------------------------------- */

.service-block {
  padding-bottom: 36px;
  margin-bottom: 36px;
  border-bottom: 1px solid var(--line);
}

.service-block-head {
  display: flex;
  align-items: baseline;
  gap: 14px;
  padding-bottom: 12px;
  margin-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.service-block .service-num {
  font-size: 15px;
}

.service-block .service-name {
  font-size: 22px;
  line-height: 1.4;
}

.service-body {
  display: grid;
  grid-template-columns: minmax(0, 280px) minmax(0, 1fr);
  gap: 28px;
  align-items: start;
}

.service-figure {
  margin: 0;
  min-width: 0;
}

.service-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 4 / 3;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.service-figure figcaption {
  margin-top: 10px;
  font-size: 13px;
  line-height: 1.6;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
}

.service-info {
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 18px;
}

.service-info-item {
  min-width: 0;
}

.service-info-item h3 {
  font-size: 16px;
  line-height: 1.5;
  color: var(--green);
  margin-bottom: 6px;
}

.service-info-item p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.combo-section {
  padding-top: 4px;
}

.combo-section .section-lead {
  margin-bottom: 20px;
}

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

.combo-item {
  min-width: 0;
  padding: 16px 18px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.combo-item h3 {
  font-size: 16px;
  line-height: 1.5;
  color: var(--green);
  margin-bottom: 6px;
}

.combo-item p {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   pages：合作流程
   -------------------------------------------------------------------------- */

.page-title-block {
  padding: 16px 0 8px;
}

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

.page-title-block .page-lead {
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.page-figure {
  margin: 24px 0 0;
}

.page-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.page-figure .figure-caption {
  margin-top: 10px;
}

.stage-overview {
  padding: 40px 0 8px;
}

.stage-track {
  display: grid;
  grid-template-columns: repeat(5, minmax(0, 1fr));
  gap: 0;
  margin-top: 18px;
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.stage-node {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
  padding: 16px 16px 18px 0;
  border-right: 1px solid var(--line);
}

.stage-node + .stage-node {
  padding-left: 16px;
}

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

.stage-node .stage-num {
  margin-bottom: 0;
}

.stage-node .stage-link {
  font-size: 15px;
  line-height: 1.5;
  border-bottom: 0;
  padding: 0;
}

.stage-details {
  padding: 40px 0 8px;
}

.stage-block {
  padding: 24px 0 26px;
  border-bottom: 1px solid var(--line);
}

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

.stage-block-title {
  display: flex;
  align-items: baseline;
  gap: 12px;
  font-size: 20px;
  line-height: 1.45;
  color: var(--green);
  margin-bottom: 10px;
}

.stage-block-num {
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--amber);
}

.stage-block .stage-desc {
  max-width: 720px;
  margin-bottom: 18px;
}

.stage-split {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
}

.stage-col {
  min-width: 0;
}

.stage-col-title {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  padding-bottom: 8px;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--line);
}

.change-notes {
  padding: 40px 0 8px;
}

.change-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 24px;
  margin-top: 18px;
}

.change-item {
  min-width: 0;
  padding: 18px 20px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.change-item-title {
  font-size: 16px;
  line-height: 1.5;
  color: var(--green);
  margin-bottom: 6px;
}

.change-item p {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

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

.related-list {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.related-list li {
  min-width: 0;
}

.related-list a {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding: 10px 14px;
  font-size: 14px;
  line-height: 1.6;
  color: var(--green);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 160ms ease, color 160ms ease;
}

.related-list a:hover {
  border-color: var(--green);
  color: var(--amber);
}

/* --------------------------------------------------------------------------
   pages：交付标准
   -------------------------------------------------------------------------- */

.layout-shell {
  display: grid;
  grid-template-columns: minmax(0, 800px) minmax(0, 280px);
  gap: 40px;
  align-items: start;
  padding-top: 8px;
}

.spec-list {
  border-top: 1px solid var(--line);
}

.spec-row {
  display: grid;
  grid-template-columns: minmax(0, 220px) minmax(0, 1fr);
  gap: 20px;
  align-items: baseline;
  padding: 14px 0 14px 14px;
  border-bottom: 1px solid var(--line);
  transition: background-color 160ms ease;
}

.spec-row:hover {
  background: var(--paper);
}

.spec-name {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--green);
}

.spec-desc {
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.media-figure {
  margin: 0 0 24px;
}

.media-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.check-groups {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 32px;
  margin-bottom: 26px;
}

.check-group {
  min-width: 0;
}

.check-title {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  padding-bottom: 8px;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--line);
}

.review-levels {
  min-width: 0;
}

.level-list {
  margin-top: 4px;
  counter-reset: level;
}

.level-item {
  display: flex;
  gap: 14px;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

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

.level-num {
  flex: 0 0 auto;
  font-family: var(--serif);
  font-size: 14px;
  font-weight: 600;
  color: var(--amber);
  padding-top: 2px;
}

.level-text {
  min-width: 0;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
}

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

.rule-item {
  min-width: 0;
  padding-left: 14px;
  border-left: 2px solid var(--line);
  transition: border-color 160ms ease;
}

.rule-item:hover {
  border-left-color: var(--green);
}

.rule-title {
  font-size: 16px;
  line-height: 1.5;
  color: var(--green);
  margin-bottom: 4px;
}

.rule-text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.boundary-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px 24px;
}

.boundary-item {
  position: relative;
  min-width: 0;
  padding: 10px 0 10px 20px;
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink);
  border-bottom: 1px solid var(--line);
}

.boundary-item::before {
  content: "";
  position: absolute;
  left: 2px;
  top: 20px;
  width: 6px;
  height: 6px;
  background: var(--amber);
  border-radius: 50%;
}

/* --------------------------------------------------------------------------
   pages：常见问题
   -------------------------------------------------------------------------- */

.page-intro {
  padding: 14px 0 0;
}

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

.intro-figure {
  margin: 24px 0 0;
}

.intro-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

.faq-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding: 28px 0 20px;
  margin-bottom: 8px;
  border-bottom: 1px solid var(--line);
}

.faq-nav-item {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 44px;
  padding: 8px 14px;
  font-size: 14px;
  line-height: 1.5;
  color: var(--green);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 160ms ease, color 160ms ease;
}

.faq-nav-item:hover {
  border-color: var(--green);
  color: var(--amber);
}

.faq-nav-count {
  font-family: var(--serif);
  font-size: 13px;
  font-weight: 600;
  color: var(--amber);
}

.faq-body {
  max-width: 800px;
}

.faq-group {
  padding: 28px 0 8px;
  border-bottom: 1px solid var(--line);
}

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

.faq-group-title {
  font-size: 22px;
  line-height: 1.4;
  color: var(--green);
  margin-bottom: 8px;
}

.faq-group-lead {
  max-width: 720px;
  margin-bottom: 12px;
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.faq-more {
  max-width: 800px;
  margin-top: 40px;
  padding: 24px 26px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.faq-more-title {
  font-size: 20px;
  line-height: 1.4;
  color: var(--green);
  margin-bottom: 8px;
}

.faq-more-text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
  margin-bottom: 18px;
}

.faq-more-text a {
  color: var(--green);
  border-bottom: 1px solid var(--amber);
}

.faq-more-text a:hover {
  color: var(--amber);
}

/* --------------------------------------------------------------------------
   pages：关于我们
   -------------------------------------------------------------------------- */

.page-shell {
  max-width: 860px;
  padding-top: 4px;
}

.page-shell .page-title-block {
  padding-bottom: 0;
}

.statement-column {
  margin-top: 16px;
  padding-left: 16px;
  border-left: 2px solid var(--line);
}

.statement-column p {
  max-width: 720px;
  font-size: 16px;
  line-height: 1.85;
  color: var(--ink);
}

.statement-column p + p {
  margin-top: 14px;
  color: var(--ink-soft);
}

.page-shell .media-figure {
  margin: 0 0 20px;
}

.role-list {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px 32px;
}

.role-item {
  min-width: 0;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
}

.role-item h3 {
  font-size: 16px;
  line-height: 1.5;
  color: var(--green);
  margin-bottom: 4px;
}

.role-item p {
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.two-col-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 36px;
  margin-top: 12px;
}

.grid-col {
  min-width: 0;
}

.grid-col h3 {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  padding-bottom: 8px;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--line);
}

.scope-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 36px;
  margin-top: 12px;
}

.scope-col {
  min-width: 0;
}

.scope-col h3 {
  font-family: var(--sans);
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
  padding-bottom: 8px;
  margin-bottom: 4px;
  border-bottom: 1px solid var(--line);
}

.check-list-boundary .check-item::before {
  background: var(--ink-soft);
}

.page-shell .section-more {
  display: block;
  margin-top: 20px;
  padding: 0;
  border-bottom: 0;
  font-size: 15px;
  color: var(--ink-soft);
}

.page-shell .section-more a {
  color: var(--green);
  border-bottom: 1px solid var(--amber);
  margin-right: 12px;
}

.page-shell .section-more a:hover {
  color: var(--amber);
}

.next-links {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
  margin-top: 16px;
}

.link-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
  min-height: 44px;
  padding: 18px 18px 20px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 160ms ease;
}

.link-card:hover {
  border-color: var(--green);
}

.link-card-title {
  font-family: var(--serif);
  font-size: 16px;
  font-weight: 600;
  line-height: 1.5;
  color: var(--green);
}

.link-card-desc {
  font-size: 14px;
  line-height: 1.7;
  color: var(--ink-soft);
}

/* --------------------------------------------------------------------------
   pages：合作咨询
   -------------------------------------------------------------------------- */

.prep-list {
  counter-reset: prep;
  border-top: 1px solid var(--line);
}

.prep-item {
  position: relative;
  padding: 16px 0 16px 42px;
  border-bottom: 1px solid var(--line);
}

.prep-num {
  position: absolute;
  left: 0;
  top: 16px;
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--amber);
}

.prep-title {
  font-size: 17px;
  line-height: 1.5;
  color: var(--green);
  margin-bottom: 4px;
}

.prep-text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.example-block {
  padding: 18px 20px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
}

.example-list {
  display: flex;
  flex-direction: column;
}

.example-row {
  display: grid;
  grid-template-columns: 96px minmax(0, 1fr);
  gap: 16px;
  align-items: baseline;
  padding: 10px 0;
  border-bottom: 1px dashed var(--line);
}

.example-row:last-child {
  border-bottom: 0;
}

.example-term {
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--green);
}

.example-desc {
  font-size: 15px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.sequence-list {
  border-top: 1px solid var(--line);
}

.sequence-item {
  position: relative;
  padding: 16px 0 16px 42px;
  border-bottom: 1px solid var(--line);
}

.sequence-num {
  position: absolute;
  left: 0;
  top: 16px;
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 600;
  color: var(--amber);
}

.sequence-title {
  font-size: 17px;
  line-height: 1.5;
  color: var(--green);
  margin-bottom: 4px;
}

.sequence-text {
  font-size: 15px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.sequence-output {
  margin-top: 6px;
  font-size: 13px;
  line-height: 1.7;
  letter-spacing: 0.02em;
  color: var(--ink-soft);
  padding-left: 12px;
  border-left: 2px solid var(--line);
}

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

.reading-card {
  display: flex;
  flex-direction: column;
  gap: 6px;
  min-width: 0;
  min-height: 44px;
  padding: 18px 18px 20px;
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 160ms ease;
}

.reading-card:hover {
  border-color: var(--green);
}

.reading-title {
  font-size: 17px;
  line-height: 1.5;
  color: var(--green);
}

.reading-text {
  font-size: 14px;
  line-height: 1.75;
  color: var(--ink-soft);
}

.reading-more {
  margin-top: 4px;
  font-size: 13px;
  letter-spacing: 0.02em;
  color: var(--amber);
}

.reading-note {
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.inline-link {
  color: var(--green);
  border-bottom: 1px solid var(--amber);
}

.inline-link:hover {
  color: var(--amber);
}

.content-figure {
  margin: 0;
}

.content-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  background: var(--paper);
}

/* --------------------------------------------------------------------------
   pages：404
   -------------------------------------------------------------------------- */

.error-main {
  padding: 72px 0 80px;
}

.error-inner {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 var(--gutter);
}

.error-code {
  font-family: var(--serif);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--amber);
  margin-bottom: 10px;
}

.error-inner h1 {
  font-size: clamp(28px, 3.6vw, 40px);
  line-height: 1.28;
  color: var(--green);
}

.error-lead {
  max-width: 620px;
  margin-top: 14px;
  font-size: 16px;
  line-height: 1.8;
  color: var(--ink-soft);
}

.error-paths {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 12px;
  margin-top: 28px;
}

.error-paths li {
  min-width: 0;
}

.error-paths a {
  display: flex;
  align-items: center;
  min-height: 48px;
  padding: 10px 16px;
  font-size: 15px;
  color: var(--green);
  background: var(--paper);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  transition: border-color 160ms ease;
}

.error-paths a:hover {
  border-color: var(--green);
  color: var(--amber);
}

.error-home-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 46px;
  margin-top: 28px;
  padding: 0 24px;
  font-size: 15px;
  font-weight: 500;
  color: #fff;
  background: var(--green);
  border-radius: var(--radius);
  transition: background-color 160ms ease;
}

.error-home-btn:hover {
  background: var(--green-deep);
  color: #fff;
}

/* 动效偏好 */
@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  *,
  *::before,
  *::after {
    transition-duration: 0.01ms !important;
    animation-duration: 0.01ms !important;
  }
}

/* --------------------------------------------------------------------------
   responsive：960px 以下
   -------------------------------------------------------------------------- */

@media (max-width: 960px) {
  .header-inner {
    flex-wrap: wrap;
    padding-top: 10px;
    padding-bottom: 10px;
    gap: 12px;
  }

  .nav-toggle {
    display: flex;
    order: 2;
    margin-left: auto;
  }

  .site-nav {
    order: 3;
    flex: 1 1 100%;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
  }

  .nav-list {
    display: none;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    width: 100%;
    padding: 6px 0 10px;
    border-top: 1px solid var(--line);
  }

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

  .nav-list li {
    display: block;
    width: 100%;
  }

  .nav-link {
    display: flex;
    width: 100%;
    min-height: 48px;
    padding: 0 4px;
    border-bottom: 1px solid var(--line);
  }

  .nav-link.is-current {
    border-bottom-color: var(--line);
    color: var(--amber);
  }

  .nav-cta {
    margin: 8px 0 0;
    min-height: 48px;
    width: 100%;
    justify-content: center;
  }

  .hero-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
  }

  .hero-text {
    padding-top: 0;
  }

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

  .stage-item,
  .stage-item + .stage-item {
    padding: 20px 20px 20px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .stage-item:nth-child(even) {
    padding-left: 20px;
    border-left: 1px solid var(--line);
  }

  .stage-item:nth-last-child(-n + 2) {
    border-bottom: 0;
  }

  .service-row {
    grid-template-columns: 40px minmax(0, 1fr);
    gap: 6px 14px;
    padding: 18px 0 18px 14px;
  }

  .service-row .service-name {
    margin-bottom: 2px;
  }

  .service-scene,
  .service-output {
    grid-column: 2;
  }

  .service-more {
    grid-column: 2;
    justify-self: start;
    margin-top: 6px;
  }

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

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

  .flow-step,
  .flow-step + .flow-step {
    padding: 18px 18px 18px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .flow-step:nth-child(even) {
    padding-left: 18px;
    border-left: 1px solid var(--line);
  }

  .flow-step:last-child {
    border-bottom: 1px solid var(--line);
  }

  .delivery-columns {
    grid-template-columns: minmax(0, 1fr);
    gap: 28px;
  }

  .prepare-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 32px;
  }

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

  .layout-aside,
  .page-aside,
  .content-aside {
    position: static;
    top: auto;
    padding-top: 8px;
    border-top: 1px solid var(--line);
  }

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

  .service-figure {
    max-width: 420px;
  }

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

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

  .stage-node,
  .stage-node + .stage-node {
    padding: 14px 16px 16px 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .stage-node:nth-child(even) {
    padding-left: 16px;
    border-left: 1px solid var(--line);
  }

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

  .stage-split,
  .check-groups,
  .change-grid,
  .two-col-grid,
  .scope-grid,
  .role-list,
  .reading-grid {
    grid-template-columns: minmax(0, 1fr);
    gap: 20px;
  }

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

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

  .footer-inner {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 32px;
  }
}

/* --------------------------------------------------------------------------
   responsive：640px 以下
   -------------------------------------------------------------------------- */

@media (max-width: 640px) {
  :root {
    --gutter: 18px;
  }

  body {
    font-size: 15px;
  }

  .brand-logo {
    font-size: 17px;
    white-space: normal;
    line-height: 1.4;
    max-width: calc(100% - 60px);
  }

  .hero {
    padding: 32px 0 40px;
  }

  .hero-text h1 {
    font-size: clamp(26px, 7.4vw, 34px);
  }

  .hero-actions {
    gap: 10px;
  }

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

  .hero-meta {
    grid-template-columns: minmax(0, 1fr);
    gap: 12px;
  }

  .meta-item {
    display: flex;
    align-items: baseline;
    gap: 10px;
  }

  .meta-item dt {
    margin-bottom: 0;
    flex: 0 0 76px;
  }

  .stage-index,
  .service-summary,
  .scene-block,
  .flow-summary,
  .delivery-summary,
  .faq-summary,
  .prepare {
    padding: 40px 0;
  }

  .stage-list,
  .flow-steps,
  .stage-track,
  .combo-list,
  .boundary-list,
  .related-list,
  .error-paths {
    grid-template-columns: minmax(0, 1fr);
  }

  .stage-item,
  .stage-item + .stage-item,
  .stage-item:nth-child(even),
  .flow-step,
  .flow-step + .flow-step,
  .flow-step:nth-child(even),
  .stage-node,
  .stage-node + .stage-node,
  .stage-node:nth-child(even) {
    padding: 16px 0;
    border-left: 0;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .stage-item:nth-last-child(-n + 2),
  .flow-step:last-child,
  .stage-node:last-child {
    border-bottom: 0;
  }

  .service-row {
    grid-template-columns: 32px minmax(0, 1fr);
    padding-left: 10px;
  }

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

  .scene-figure img,
  .hero-figure img,
  .prepare-figure img,
  .service-figure img {
    aspect-ratio: 4 / 3;
  }

  .section-title {
    font-size: 21px;
  }

  .page-title {
    font-size: clamp(25px, 7vw, 32px);
  }

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

  .breadcrumb {
    padding-top: 16px;
  }

  .page-layout,
  .layout-shell {
    padding-top: 20px;
  }

  .content-section {
    padding-bottom: 28px;
    margin-bottom: 28px;
  }

  .spec-row {
    grid-template-columns: minmax(0, 1fr);
    gap: 4px;
    padding: 12px 0 12px 10px;
  }

  .example-row {
    grid-template-columns: 72px minmax(0, 1fr);
    gap: 12px;
  }

  .faq-question {
    font-size: 16px;
    padding-right: 30px;
  }

  .faq-nav {
    flex-wrap: nowrap;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    padding-bottom: 14px;
    gap: 8px;
  }

  .faq-nav-item {
    flex: 0 0 auto;
    white-space: nowrap;
  }

  .faq-group-title {
    font-size: 19px;
  }

  .faq-more {
    padding: 20px 18px;
  }

  .faq-more .btn {
    width: 100%;
  }

  .service-block .service-name {
    font-size: 19px;
  }

  .stage-block-title {
    font-size: 18px;
  }

  .page-shell {
    max-width: 100%;
  }

  .footer-inner {
    grid-template-columns: minmax(0, 1fr);
    gap: 26px;
    padding: 36px var(--gutter) 28px;
  }

  .footer-links a {
    min-height: 44px;
  }

  .error-main {
    padding: 48px 0 56px;
  }

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

  .notice-inner,
  .notice-bar {
    align-items: flex-start;
    padding: 8px var(--gutter);
  }

  .notice-close {
    width: 44px;
    height: 44px;
    margin-top: -6px;
  }
}