/* ==========================================================================
   设计系统
   结构：字体与 token → 基础 → 顶部索引导航 → 横向画册 → 服务列表（通用）
        → 五个业务页面 → 联系卡片 → 二级页面 → 玻璃返回按钮 → 动效偏好
   ========================================================================== */

@font-face { font-family: "Instrument Serif"; src: url(/assets/fonts/instrument-serif-400-normal.woff2) format("woff2"); font-style: normal; font-weight: 400; font-display: swap; }
@font-face { font-family: "Instrument Serif"; src: url(/assets/fonts/instrument-serif-400-italic.woff2) format("woff2"); font-style: italic; font-weight: 400; font-display: swap; }
/* 中文衬线：构建时按出版、摄影两个板块实际用到的字符子集化 */
@font-face { font-family: "Serif SC"; src: url(/assets/fonts/serif-sc.woff2) format("woff2"); font-weight: 400; font-display: swap; }

:root {
  --f-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "PingFang SC", "Hiragino Sans GB", "Helvetica Neue", "Microsoft YaHei", sans-serif;
  --f-serif: "Instrument Serif", "Serif SC", "Songti SC", Georgia, serif;
  --f-swiss: "Helvetica Neue", Helvetica, Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  --f-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace;

  --ease: cubic-bezier(.22, .8, .2, 1);
  --ease-spring: cubic-bezier(.34, 1.4, .52, 1);

  --g: 20px;
  --top: max(12px, env(safe-area-inset-top));
  --bot: max(16px, env(safe-area-inset-bottom));
  --nav-h: 44px;
}
@media (min-width: 900px) { :root { --g: 56px; } }
@media (min-width: 1440px) { :root { --g: 80px; } }

/* ---------- 五个业务的色彩 ---------- */
[data-theme="publishing"] { --bg: #f1ece3; --fg: #1b1915; --mut: #716a5f; --rule: rgba(27, 25, 21, .16); --acc: #8b2e22; }
[data-theme="enterprise-ai"] { --bg: #000; --fg: #e7e9ea; --mut: #71767b; --rule: #2f3336; --acc: #fff; }
[data-theme="geo"] { --bg: #f6f6f3; --fg: #0e0e0e; --mut: #6b6b68; --rule: #0e0e0e; --rule2: rgba(14, 14, 14, .12); --acc: #e5321b; }
[data-theme="digital-products"] { --bg: #e9e9ec; --fg: #1d1d1f; --mut: #6e6e73; --rule: rgba(29, 29, 31, .13); --acc: #1d1d1f; }
[data-theme="photography"] { --bg: #0e0e0d; --fg: #f2efea; --mut: rgba(242, 239, 234, .64); --rule: rgba(242, 239, 234, .2); --acc: #f2efea; }

/* ---------- 基础 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html, body { margin: 0; }
html { -webkit-text-size-adjust: 100%; text-size-adjust: 100%; background: var(--bg); color: var(--fg); }
body {
  font-family: var(--f-sans); font-size: 16px; line-height: 1.6; letter-spacing: .01em;
  -webkit-font-smoothing: antialiased; -moz-osx-font-smoothing: grayscale;
  background: var(--bg); color: var(--fg); -webkit-tap-highlight-color: transparent;
}
body.l1 { height: 100%; overflow: hidden; overscroll-behavior: none; }
html:has(body.l1) { height: 100%; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; padding: 0; cursor: pointer; }
img { display: block; max-width: 100%; }
h1, h2, h3, p, ol, ul, dl, dd, figure { margin: 0; padding: 0; }
ol, ul { list-style: none; }
:focus-visible { outline: 1.5px solid currentColor; outline-offset: 3px; border-radius: 4px; }
.wx-thumb { position: absolute; width: 0; height: 0; overflow: hidden; opacity: 0; pointer-events: none; }
[hidden] { display: none !important; }
picture { display: block; }


/* ==========================================================================
   顶部玻璃菜单：五个业务全部显示，透镜跟随滑动
   ========================================================================== */
.top { position: fixed; z-index: 30; top: 0; left: 0; right: 0; padding: calc(var(--top) + 2px) var(--g) 0; pointer-events: none; }
.idx {
  pointer-events: auto; display: flex; align-items: center; width: 100%; height: 44px; padding: 4px; border-radius: 999px; color: var(--c-fg); transition: color .45s var(--ease);
}
.idx a {
  position: relative; z-index: 2; flex: 1 1 0; display: flex; align-items: center; justify-content: center; height: 100%; padding: 0 4px; border-radius: 999px;
  font-size: 13.5px; letter-spacing: .02em; white-space: nowrap; opacity: .62; transition: opacity .35s var(--ease);
}
.idx a[aria-current="page"] { opacity: 1; font-weight: 500; }
@media (hover: hover) { .idx a:hover { opacity: 1; } }
@media (max-width: 380px) { .idx a { font-size: 13px; } }
@media (min-width: 900px) { .top { padding-top: calc(var(--top) + 14px); } .idx { height: 48px; } .idx a { font-size: 14px; } }
/* 菜单玻璃比按钮更实一些，跨过照片时文字依然清楚 */
html:not([data-theme="enterprise-ai"]):not([data-theme="photography"]) .idx { --tint: rgba(250, 248, 243, .72); }
.idx a { text-shadow: none; }
.idx__lens {
  position: absolute; z-index: 1; top: 4px; bottom: 4px; left: 0; width: 60px; border-radius: 999px; will-change: transform, width;
  background: var(--lens);
  box-shadow: inset 0 .5px 0 rgba(255, 255, 255, .8), inset 0 0 0 .5px rgba(255, 255, 255, .25), 0 2px 8px -3px rgba(0, 0, 0, .18);
  transition: background-color .45s var(--ease);
}
html { --c-fg: #1b1915; --lens: rgba(255, 255, 255, .62); }
html[data-theme="enterprise-ai"], html[data-theme="photography"] { --c-fg: #f2f2f2; --lens: rgba(255, 255, 255, .16); }
html[data-theme="geo"] { --c-fg: #0e0e0e; }
html[data-theme="digital-products"] { --c-fg: #1d1d1f; }

/* ==========================================================================
   横向画册：原生 scroll-snap
   ========================================================================== */
.app { position: fixed; inset: 0; overflow: hidden; }
.track {
  display: flex; height: 100%; overflow-x: auto; overflow-y: hidden;
  scroll-snap-type: x mandatory; overscroll-behavior-x: contain; scrollbar-width: none;
}
.track::-webkit-scrollbar { display: none; }
.panel {
  position: relative; flex: 0 0 100%; width: 100%; height: 100%;
  scroll-snap-align: start; scroll-snap-stop: always;
  background: var(--bg); color: var(--fg);
  overflow-x: hidden; overflow-y: auto; overscroll-behavior-y: contain; scrollbar-width: none;
}
.panel::-webkit-scrollbar { display: none; }
.track.is-peek .panel:first-child > * { animation: peek 1.3s var(--ease) both; }
@keyframes peek { 0%, 100% { transform: none; } 40% { transform: translateX(-22px); } }
[data-depth] { will-change: transform; }

/* 进入当前页时，文字逐行浮现 */
.js .panel .rv { opacity: 0; transform: translate3d(0, 14px, 0); transition: opacity .8s var(--ease), transform 1s var(--ease); }
.js .panel.is-active .rv { opacity: 1; transform: none; }
.js .panel.is-active .rv:nth-child(2) { transition-delay: .05s; }
.js .panel.is-active .rv:nth-child(3) { transition-delay: .1s; }
.js .panel.is-active .gbtn.rv { transition-delay: .16s; }

/* ==========================================================================
   一级页面：五个业务共用一个构图（照片 + 业务名 + 一句介绍 + 详细按钮）
   手机：照片在上、文字在下；桌面：左文右图。各业务只换字体与色彩。
   ========================================================================== */
.ar { width: 18px; height: 18px; color: var(--mut); transition: transform .45s var(--ease), color .3s; }
.cv { position: relative; min-height: 100%; display: grid; grid-template-rows: minmax(0, 1fr) auto; }
.cv__photo { position: relative; min-height: 0; overflow: hidden; background: var(--ph-bg, #222); }
.cv__photo > picture, .cv__photo > picture > img { position: absolute; inset: 0; width: 100%; height: 100%; }
.cv__photo > picture > img { object-fit: cover; object-position: 50% 52%; transform: scale(1.04); }
/* 顶部压暗一点，保证玻璃菜单清晰 */
.cv__photo::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, rgba(10, 8, 6, .3) 0%, transparent 22%); pointer-events: none; }
.cv__text { position: relative; padding: 30px var(--g) calc(var(--bot) + 24px); }
.cv__title { font-weight: 600; font-size: clamp(40px, 11.5vw, 92px); line-height: 1.08; letter-spacing: .02em; }
.cv__en { display: block; font-size: 14px; font-weight: 400; letter-spacing: .04em; color: var(--mut); margin-top: 8px; }
.cv__intro { font-size: 16.5px; line-height: 1.7; margin-top: 14px; max-width: 24em; text-wrap: pretty; }
.cv__intro span { display: block; font-size: 14px; color: var(--mut); margin-top: 4px; }
.cv__intro-en { font-size: 13.5px; line-height: 1.55; color: var(--mut); margin-top: 8px; max-width: 30em; }
.cv .gbtn { margin-top: 22px; }
.cv__note { position: absolute; z-index: 2; right: var(--g); font-size: 11px; letter-spacing: .06em; color: rgba(255, 255, 255, .7); }
@media (max-width: 899px) and (max-height: 760px) { .cv__text { padding-top: 22px; } .cv__intro span { display: none; } .cv .gbtn { margin-top: 16px; } }

@media (min-width: 900px) {
  .cv { grid-template-rows: none; grid-template-columns: minmax(0, 9fr) minmax(0, 11fr); }
  .cv__photo { grid-column: 2; grid-row: 1; }
  .cv__photo > picture > img { object-position: 50% 50%; }
  .cv__text { grid-column: 1; grid-row: 1; align-self: center; padding: calc(var(--top) + 80px) 4vw 40px var(--g); }
  .cv__title { font-size: clamp(60px, 5.6vw, 96px); }
  .cv__en { font-size: 16px; margin-top: 12px; }
  .cv__intro { font-size: 19px; margin-top: 26px; }
  .cv__intro span { font-size: 15.5px; margin-top: 6px; }
  .cv__intro-en { font-size: 15px; margin-top: 12px; }
  .cv .gbtn { margin-top: 40px; }
}

/* 出版：纸色、中文衬线、英文斜体 */
.cv--publishing { --ph-bg: #2a1a12; }
.cv--publishing .cv__title { font-family: var(--f-serif); font-weight: 400; font-size: clamp(46px, 13vw, 100px); line-height: 1.05; letter-spacing: .1em; }
.cv--publishing .cv__en { display: inline; font-family: var(--f-serif); font-style: italic; font-size: .32em; letter-spacing: 0; margin-left: .5em; }
.cv--publishing .cv__intro { font-family: var(--f-serif); }
.cv--publishing .cv__intro-en { font-family: var(--f-serif); font-style: italic; font-size: 14.5px; }
@media (min-width: 900px) {
  .cv--publishing .cv__title { font-size: clamp(72px, 6.6vw, 112px); }
  .cv--publishing .cv__en { font-size: .32em; margin-top: 0; }
  .cv--publishing .cv__intro-en { font-size: 16.5px; }
}

/* 企业 AI：纯黑、黑白照片、无衬线粗体 */
.cv--enterprise-ai { --ph-bg: #000; }
.cv--enterprise-ai .cv__photo::after { background: linear-gradient(180deg, rgba(0, 0, 0, .35) 0%, transparent 24%, transparent 70%, #000 100%); }
.cv--enterprise-ai .cv__title { font-weight: 700; letter-spacing: -.01em; }
.cv--enterprise-ai .cv__intro { color: var(--fg); }
@media (min-width: 900px) { .cv--enterprise-ai .cv__photo::after { background: linear-gradient(90deg, #000 0%, transparent 28%); } }

/* GEO：瑞士网格气质，黑白照片 + 一点红 */
.cv--geo { --ph-bg: var(--bg); }
.cv--geo .cv__title { font-family: var(--f-swiss); font-weight: 700; letter-spacing: -.02em; }
.cv--geo .cv__en { font-family: var(--f-swiss); font-weight: 500; text-transform: uppercase; letter-spacing: .08em; font-size: 12px; color: var(--fg); }
.cv--geo .cv__en::before { content: ""; display: inline-block; width: 8px; height: 8px; margin-right: 10px; background: var(--acc); vertical-align: 0; }
.cv--geo .cv__text { border-top: 3px solid var(--fg); }
@media (min-width: 900px) { .cv--geo .cv__text { border-top: 0; } .cv--geo .cv__en { font-size: 13px; } }

/* 数字产品：铝灰、紧凑的无衬线 */
.cv--digital-products { --ph-bg: linear-gradient(180deg, #f2f2f4 0%, #dcdce0 100%); }
.cv--digital-products .cv__title { font-weight: 600; letter-spacing: -.02em; }

/* 摄影：全幅影像，文字压在画面下部 */
.cv--photography { --ph-bg: #111; display: block; min-height: 100%; }
.cv--photography .cv__photo { position: absolute; inset: 0; }
.cv--photography .cv__photo::after { background: linear-gradient(180deg, rgba(0, 0, 0, .34) 0%, transparent 20%, transparent 34%, rgba(0, 0, 0, .55) 52%, rgba(0, 0, 0, .86) 100%); }
.cv--photography .cv__text { position: absolute; left: 0; right: 0; bottom: 0; padding-bottom: calc(var(--bot) + 40px); color: #f2efea; }
.cv--photography .cv__title { font-family: var(--f-serif); font-weight: 400; letter-spacing: .08em; font-size: clamp(40px, 11vw, 92px); }
.cv--photography .cv__en { font-family: var(--f-serif); font-style: italic; font-size: 16px; letter-spacing: .01em; color: rgba(242, 239, 234, .75); }
.cv--photography .cv__intro { font-family: var(--f-serif); }
.cv--photography .cv__intro span, .cv--photography .cv__intro-en { color: rgba(242, 239, 234, .72); }
.cv--photography .cv__intro-en { font-family: var(--f-serif); font-style: italic; font-size: 14.5px; }
.cv--photography .cv__note { bottom: calc(var(--bot) + 12px); }
@media (min-width: 900px) {
  .cv--photography .cv__photo::after { background: linear-gradient(180deg, rgba(0, 0, 0, .3) 0%, transparent 20%), linear-gradient(90deg, rgba(0, 0, 0, .8) 0%, rgba(0, 0, 0, .6) 38%, rgba(0, 0, 0, .1) 66%, transparent 80%); }
  .cv--photography .cv__text { right: auto; top: 0; display: flex; flex-direction: column; justify-content: center; align-items: flex-start; max-width: 60vw; padding: calc(var(--top) + 80px) 0 40px var(--g); }
  .cv--photography .cv__title { white-space: nowrap; }
  .cv--photography .cv__intro, .cv--photography .cv__intro-en { max-width: 30em; }
  .cv--photography .cv__title { font-size: clamp(60px, 5.4vw, 92px); }
  .cv--photography .cv__en { font-size: 19px; }
  .cv--photography .cv__intro-en { font-size: 16.5px; }
  .cv--photography .cv__note { bottom: 24px; }
}

/* ==========================================================================
   业务详情页（二级）
   ========================================================================== */
.l2 { min-height: 100vh; }
/* ==========================================================================
   Liquid Glass —— 只用于顶部菜单、详情按钮、返回按钮
   ========================================================================== */
html {
  --tint: rgba(255, 255, 255, .36); --rim: rgba(255, 255, 255, .95); --rim2: rgba(255, 255, 255, .24);
  --edge: rgba(0, 0, 0, .08); --lg-shadow: 0 10px 28px -12px rgba(40, 30, 10, .28), 0 1px 2px rgba(0, 0, 0, .05);
}
html[data-theme="enterprise-ai"], html[data-theme="photography"] {
  --tint: rgba(255, 255, 255, .1); --rim: rgba(255, 255, 255, .6); --rim2: rgba(255, 255, 255, .1);
  --edge: rgba(255, 255, 255, .08); --lg-shadow: 0 10px 28px -10px rgba(0, 0, 0, .7);
}
.lg {
  position: relative; isolation: isolate; background: var(--tint);
  -webkit-backdrop-filter: blur(14px) saturate(190%) brightness(1.04);
  backdrop-filter: blur(14px) saturate(190%) brightness(1.04);
  box-shadow: 0 0 0 .5px var(--edge), var(--lg-shadow);
  transition: background-color .45s var(--ease), box-shadow .45s var(--ease), transform .55s var(--ease-spring);
}
/* 玻璃体积：顶部柔光 + 边缘折射压亮 */
.lg::before {
  content: ""; position: absolute; inset: 0; border-radius: inherit; z-index: -1; pointer-events: none;
  background: linear-gradient(180deg, rgba(255, 255, 255, .3) 0%, rgba(255, 255, 255, 0) 52%);
  box-shadow: inset 0 0 10px rgba(255, 255, 255, .22);
}
/* 镜面高光描边：左上亮、右下弱反光 */
.lg::after {
  content: ""; position: absolute; inset: 0; border-radius: inherit; padding: 1px; pointer-events: none; z-index: 3;
  background: conic-gradient(from 210deg, var(--rim) 0deg, var(--rim2) 70deg, transparent 130deg, var(--rim2) 190deg, rgba(255, 255, 255, .5) 230deg, var(--rim2) 280deg, var(--rim) 360deg);
  -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0); -webkit-mask-composite: xor;
  mask: linear-gradient(#000 0 0) content-box exclude, linear-gradient(#000 0 0);
}
html[data-theme="enterprise-ai"] .lg::before, html[data-theme="photography"] .lg::before {
  background: linear-gradient(180deg, rgba(255, 255, 255, .14) 0%, rgba(255, 255, 255, 0) 52%); box-shadow: inset 0 0 10px rgba(255, 255, 255, .1);
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .lg { --tint: color-mix(in srgb, var(--bg) 84%, #fff 16%); }
}

/* 详情按钮 */
.gbtn {
  display: inline-flex; align-items: center; gap: 10px; height: 50px; padding: 0 22px 0 26px; border-radius: 999px;
  font-size: 15px; font-weight: 500; letter-spacing: .04em; color: var(--fg);
}
.gbtn .ar { color: currentColor; width: 17px; height: 17px; }
.gbtn:active { transform: scale(.95); transition-duration: .18s; }
@media (hover: hover) { .gbtn:hover { transform: scale(1.03); } .gbtn:hover .ar { transform: translateX(3px); } }

/* 返回按钮：底部中央的圆形玻璃 */
.back {
  position: fixed; z-index: 50; left: 50%; bottom: calc(env(safe-area-inset-bottom) + 18px);
  width: 56px; height: 56px; margin-left: -28px; border-radius: 50%;
  display: grid; place-items: center; color: var(--fg);
  animation: backIn .7s var(--ease-spring) .15s both; view-transition-name: back-btn;
}
.back::before { background: radial-gradient(circle at 50% 50%, transparent 56%, rgba(255, 255, 255, .16) 76%, rgba(255, 255, 255, .03) 100%), radial-gradient(120% 90% at 30% 12%, rgba(255, 255, 255, .28), transparent 46%); box-shadow: none; }
.back svg { width: 22px; height: 22px; margin-left: -2px; }
.back:active { transform: scale(.88); transition-duration: .18s; }
@media (hover: hover) { .back:hover { transform: scale(1.05); } }
@keyframes backIn { from { opacity: 0; transform: translateY(18px) scale(.8); } }

/* 跨页面过渡（支持的浏览器才生效） */
@view-transition { navigation: auto; }
::view-transition-old(root) { animation: vtOut .22s ease both; }
::view-transition-new(root) { animation: vtIn .45s var(--ease) both; }
@keyframes vtOut { to { opacity: 0; } }
@keyframes vtIn { from { opacity: 0; transform: translateY(10px); } }

/* ==========================================================================
   业务详情页（二级）：编辑式排版——左侧栏标题，右侧正文，细线分隔
   ========================================================================== */
.idx--static a[aria-current="page"] { background: var(--lens); box-shadow: inset 0 .5px 0 rgba(255, 255, 255, .8), inset 0 0 0 .5px rgba(255, 255, 255, .25), 0 2px 8px -3px rgba(0, 0, 0, .18); }
.ed { max-width: 1160px; margin: 0 auto; padding: calc(var(--top) + 112px) var(--g) calc(var(--bot) + 120px); }
.ed-hero { padding-bottom: 48px; }
.ed-kicker { font-size: 13px; color: var(--mut); letter-spacing: .08em; margin-bottom: 18px; }
.ed-kicker em { font-style: normal; margin-left: .8em; }
.ed-title { font-size: clamp(40px, 11vw, 88px); font-weight: 600; line-height: 1.1; letter-spacing: .04em; margin-bottom: 22px; }
.ed-lede { font-size: clamp(17px, 4.6vw, 22px); line-height: 1.75; max-width: 26em; text-wrap: pretty; }
.ed-lede-en { font-size: clamp(13.5px, 3.6vw, 16px); line-height: 1.6; color: var(--mut); margin-top: 10px; max-width: 36em; }

.ed-figure { margin: 0 calc(var(--g) * -1) 56px; }
.ed-figure__pic img { width: 100%; aspect-ratio: 4 / 3; object-fit: cover; }

.ed-sec { border-top: 1px solid var(--fg); padding: 22px 0 52px; }
.ed-label { display: flex; align-items: baseline; gap: 12px; margin-bottom: 26px; }
.ed-label span { font-size: 20px; font-weight: 600; letter-spacing: .06em; }
.ed-label em { font-style: normal; font-size: 12.5px; color: var(--mut); letter-spacing: .04em; }

/* 出版类型：名称 + 说明，细线分行 */
.ed-types li { padding: 18px 0; border-top: 1px solid var(--rule); }
.ed-types li:first-child { border-top: 0; padding-top: 0; }
.ed-types h3 { font-size: 18px; font-weight: 600; letter-spacing: .04em; margin-bottom: 6px; }
.ed-types h3 em { font-style: normal; font-size: 12.5px; font-weight: 400; color: var(--mut); letter-spacing: .02em; margin-left: .8em; }
.ed-types p { font-size: 14.5px; line-height: 1.8; color: var(--mut); max-width: 36em; }

/* 服务内容：四栏，竖细线分隔 */
.ed-groups { display: grid; grid-template-columns: 1fr 1fr; gap: 28px 20px; }
.ed-group h3 { font-size: 16.5px; font-weight: 600; letter-spacing: .04em; padding-bottom: 10px; margin-bottom: 8px; border-bottom: 1px solid var(--rule); }
.ed-group h3 em { display: block; font-style: normal; font-size: 12px; font-weight: 400; color: var(--mut); letter-spacing: .02em; margin-top: 2px; }
.ed-group li { font-size: 14px; line-height: 1.6; padding: 5px 0; }

/* 流程：序号 + 名称 + 说明，纵向 */
.ed-steps { counter-reset: s; }
.ed-steps li { display: grid; grid-template-columns: 36px 1fr; column-gap: 8px; padding: 14px 0; border-top: 1px solid var(--rule); }
.ed-steps li:first-child { border-top: 0; padding-top: 0; }
.ed-step__n { grid-row: span 2; font-family: var(--f-serif); font-style: italic; font-size: 20px; line-height: 1.2; color: var(--acc); }
.ed-steps h3 { font-size: 16.5px; font-weight: 600; letter-spacing: .03em; }
.ed-steps p { font-size: 14px; line-height: 1.7; color: var(--mut); margin-top: 2px; }

.ed-sec--pair { display: grid; gap: 44px; }
.ed-plain li { position: relative; font-size: 14.5px; line-height: 1.7; padding: 4px 0 4px 16px; }
.ed-plain li::before { content: ""; position: absolute; left: 0; top: 1.05em; width: 6px; height: 1px; background: var(--fg); }

@media (min-width: 900px) {
  .ed { padding-top: calc(var(--top) + 160px); }
  .ed-hero { padding-bottom: 72px; display: grid; grid-template-columns: 3fr 9fr; column-gap: 32px; }
  .ed-hero > * { grid-column: 2; }
  .ed-kicker { grid-column: 1; grid-row: 1 / span 3; padding-top: 14px; }
  .ed-figure { margin: 0 0 80px; }
  .ed-figure__pic img { aspect-ratio: 21 / 9; }
  .ed-sec { display: grid; grid-template-columns: 3fr 9fr; column-gap: 32px; padding: 26px 0 80px; }
  .ed-label { flex-direction: column; gap: 4px; margin: 0; }
  .ed-types li { display: grid; grid-template-columns: 4fr 5fr; column-gap: 32px; padding: 22px 0; }
  .ed-types h3 { margin: 0; }
  .ed-types h3 em { display: block; margin: 4px 0 0; }
  .ed-groups { grid-template-columns: repeat(4, 1fr); gap: 0; }
  .ed-group { padding: 0 20px; border-left: 1px solid var(--rule); }
  .ed-group:first-child { padding-left: 0; border-left: 0; }
  .ed-steps { display: grid; grid-template-columns: 1fr 1fr; column-gap: 40px; }
  .ed-steps li, .ed-steps li:first-child { border-top: 1px solid var(--rule); padding: 18px 0; }
  .ed-steps li:nth-child(-n+2) { border-top: 0; padding-top: 0; }
  .ed-sec--pair { grid-template-columns: 1fr 1fr; grid-column: 1 / -1; column-gap: 32px; gap: 0; }
  .ed-sec--pair .ed-half { display: grid; grid-template-columns: 1fr 3fr; column-gap: 32px; }
  .ed-sec--pair .ed-half:first-child { grid-template-columns: 1fr 1fr; }
}
/* 出版：标题用衬线 */
[data-theme="publishing"] .ed-title, [data-theme="publishing"] .ed-lede,
[data-theme="publishing"] .ed-label span, [data-theme="publishing"] .ed-types h3, [data-theme="publishing"] .ed-group h3, [data-theme="publishing"] .ed-steps h3 { font-family: var(--f-serif); font-weight: 400; }
[data-theme="publishing"] .ed-title { letter-spacing: .12em; }
[data-theme="publishing"] .ed-label span { font-size: 22px; }
[data-theme="publishing"] .ed-types h3 { font-size: 20px; }
[data-theme="publishing"] .ed-group h3, [data-theme="publishing"] .ed-steps h3 { font-size: 17.5px; }
[data-theme="publishing"] .ed-lede-en, [data-theme="publishing"] .ed-label em, [data-theme="publishing"] .ed-types h3 em, [data-theme="publishing"] .ed-group h3 em, [data-theme="publishing"] .ed-kicker em { font-family: var(--f-serif); font-style: italic; font-size: 15px; }
[data-theme="publishing"] .ed-types h3 em, [data-theme="publishing"] .ed-group h3 em { font-size: 14.5px; }
/* 业务咨询：一行邮箱，沿用正文颜色 */
.ed-mail { border-top: 1px solid var(--fg); padding-top: 22px; font-size: 15px; display: flex; flex-wrap: wrap; align-items: baseline; gap: 6px 14px; }
.ed-mail em { font-style: normal; font-size: 12.5px; color: var(--mut); letter-spacing: .04em; }
.ed-mail a { color: inherit; margin-left: auto; text-decoration: underline; text-decoration-color: var(--rule); text-decoration-thickness: 1px; text-underline-offset: 5px; transition: text-decoration-color .3s; }
@media (hover: hover) { .ed-mail a:hover { text-decoration-color: currentColor; } }
@media (max-width: 899px) { .ed-mail a { margin-left: 0; flex-basis: 100%; font-size: 17px; } }
@media (min-width: 900px) { .ed-mail { display: grid; grid-template-columns: 3fr 9fr; column-gap: 32px; } .ed-mail em { grid-column: 1; grid-row: 2; } .ed-mail a { grid-column: 2; grid-row: 1 / span 2; margin: 0; font-size: 20px; } }
.ed-figure { position: relative; }
.ed-figure figcaption { padding: 8px var(--g) 0; text-align: right; font-size: 11.5px; letter-spacing: .06em; color: var(--mut); }
@media (min-width: 900px) { .ed-figure figcaption { padding-right: 0; } }

/* 摄影：与出版一样用衬线标题 */
[data-theme="photography"] .ed-title, [data-theme="photography"] .ed-lede,
[data-theme="photography"] .ed-label span, [data-theme="photography"] .ed-types h3, [data-theme="photography"] .ed-group h3, [data-theme="photography"] .ed-steps h3 { font-family: var(--f-serif); font-weight: 400; }
[data-theme="photography"] .ed-title { letter-spacing: .1em; }
[data-theme="photography"] .ed-label span { font-size: 22px; }
[data-theme="photography"] .ed-types h3 { font-size: 20px; }
[data-theme="photography"] .ed-group h3, [data-theme="photography"] .ed-steps h3 { font-size: 17.5px; }
[data-theme="photography"] .ed-lede-en, [data-theme="photography"] .ed-label em, [data-theme="photography"] .ed-types h3 em, [data-theme="photography"] .ed-group h3 em { font-family: var(--f-serif); font-style: italic; font-size: 15px; }
/* GEO：瑞士字体、黑白图、红色序号 */
[data-theme="geo"] .ed { font-family: var(--f-swiss); }
[data-theme="geo"] .ed-title { font-weight: 700; letter-spacing: -.02em; }
[data-theme="geo"] .ed-sec, [data-theme="geo"] .ed-mail { border-top-width: 2px; }
[data-theme="geo"] .ed-figure img { filter: grayscale(1) contrast(1.06); }
[data-theme="geo"] .ed-step__n { font-family: var(--f-swiss); font-style: normal; font-weight: 700; font-size: 15px; line-height: 1.6; }
/* 企业 AI / 数字产品：无衬线，序号用等宽 */
[data-theme="enterprise-ai"] .ed-title, [data-theme="digital-products"] .ed-title { font-weight: 700; letter-spacing: -.01em; }
[data-theme="enterprise-ai"] .ed-step__n, [data-theme="digital-products"] .ed-step__n { font-family: var(--f-mono); font-style: normal; font-size: 13px; line-height: 1.9; color: var(--mut); }
[data-theme="enterprise-ai"] .ed-sec, [data-theme="enterprise-ai"] .ed-mail { border-top-color: #536471; }
/* 线条图标：AI 平台标志统一画成细线 */
.lg-line { fill: none; stroke: currentColor; }
.lg-line * { stroke-width: 1px; vector-effect: non-scaling-stroke; }
.ic { fill: currentColor; }

/* GEO 主视觉：瑞士网格里的 AI 平台线条标志 */
.cv--geo .cv__photo::after, .cv--digital-products .cv__photo::after { display: none; }
.geov { position: absolute; inset: 0; display: flex; flex-direction: column; padding: calc(var(--top) + 66px) var(--g) 0; color: var(--fg); font-family: var(--f-swiss); }
.geov__h { display: flex; justify-content: space-between; font-size: 11px; font-weight: 500; letter-spacing: .08em; text-transform: uppercase; padding-bottom: 9px; border-bottom: 3px solid var(--fg); }
.geov__h span:first-child::before { content: ""; display: inline-block; width: 7px; height: 7px; margin-right: 8px; background: var(--acc); }
.geov__grid { flex: 1; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); grid-auto-rows: 1fr; }
.geov__grid li { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; min-height: 0; border-right: 1px solid var(--rule2); border-bottom: 1px solid var(--rule2); }
.geov__grid li:nth-child(5n) { border-right: 0; }
.geov__grid li:nth-child(n+6) { border-bottom: 0; }
.geov__grid svg { width: clamp(34px, 11vw, 60px); height: clamp(34px, 11vw, 60px); }
.geov__grid li:first-child svg { color: var(--acc); }
.geov__grid span { font-size: 10.5px; letter-spacing: .02em; color: var(--mut); white-space: nowrap; }
@media (min-width: 900px) {
  .geov { padding: calc(var(--top) + 110px) var(--g) 64px 2vw; }
  .geov__grid { border-bottom: 1px solid var(--fg); }
  .geov__grid li:nth-child(n+6) { border-bottom: 0; }
  .geov__grid span { font-size: 12px; }
  .geov__grid svg { width: clamp(44px, 4.4vw, 76px); height: clamp(44px, 4.4vw, 76px); }
}

/* 数字产品主视觉：近期作品截图 + 平台标识 */
.dpv { position: absolute; inset: 0; overflow: hidden; }
.dpv__win { position: absolute; border-radius: 9px; overflow: hidden; background: #fff; box-shadow: 0 26px 50px -22px rgba(0, 0, 0, .38), 0 0 0 .5px rgba(0, 0, 0, .14); }
.dpv__win i, .ed-work__win i {
  display: block; height: 16px; background: #f4f4f6; border-bottom: .5px solid rgba(0, 0, 0, .08);
  background-image: radial-gradient(circle, #d6d6da 2.6px, transparent 3px), radial-gradient(circle, #d6d6da 2.6px, transparent 3px), radial-gradient(circle, #d6d6da 2.6px, transparent 3px);
  background-size: 9px 16px; background-repeat: no-repeat; background-position: 6px 0, 15px 0, 24px 0;
}
.dpv__win img { display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover; object-position: top; }
.dpv__win--0 { width: 74%; left: 5%; top: calc(var(--top) + 76px); z-index: 1; }
.dpv__win--1 { width: 60%; right: -6%; top: 40%; z-index: 2; }
.dpv__win--2 { width: 52%; left: -4%; top: 58%; z-index: 3; }
.dpv__dock { position: absolute; z-index: 4; right: var(--g); bottom: 14px; display: flex; gap: 8px; }
.dpv__dock li { display: flex; flex-direction: column; align-items: center; gap: 5px; }
.dpv__dock svg { box-sizing: content-box; width: 22px; height: 22px; padding: 12px; border-radius: 12px; background: #fff; color: #1d1d1f; box-shadow: 0 6px 16px -8px rgba(0, 0, 0, .35), 0 0 0 .5px rgba(0, 0, 0, .1); }
.dpv__dock span { font-size: 10.5px; color: var(--mut); }
@media (min-width: 900px) {
  .dpv__win--0 { width: 66%; left: 6%; top: calc(var(--top) + 110px); }
  .dpv__win--1 { width: 52%; right: 4%; top: 40%; }
  .dpv__win--2 { width: 46%; left: 2%; top: 58%; }
  .dpv__dock { right: 6%; bottom: 7%; gap: 12px; }
  .dpv__dock svg { width: 26px; height: 26px; padding: 15px; border-radius: 14px; }
  .dpv__dock span { font-size: 12px; }
}

/* 摄影主视觉：实拍轮播 */
.ph-slides { position: absolute; inset: 0; }
.ph-slide { position: absolute; inset: 0; opacity: 0; transition: opacity 1.6s var(--ease); }
.ph-slide.is-on { opacity: 1; }
.ph-slide picture, .ph-slide img { position: absolute; inset: 0; width: 100%; height: 100%; }
.ph-slide img { object-fit: cover; transform: scale(1.03); }
.cv--photography .cv__note { font-size: 11.5px; letter-spacing: .04em; color: rgba(242, 239, 234, .82); }

/* 详情页：类型前的图标 */
.ed-ic { width: 20px; height: 20px; margin-right: 10px; vertical-align: -3px; fill: currentColor; }
/* 覆盖平台：线条标志方格 */
.ed-pls { display: grid; gap: 30px; }
.ed-pl h3 { font-size: 16.5px; font-weight: 600; letter-spacing: .04em; padding-bottom: 10px; margin-bottom: 0; border-bottom: 1px solid var(--rule); }
.ed-pl h3 em { font-style: normal; font-size: 12.5px; font-weight: 400; color: var(--mut); margin-left: .8em; }
.ed-pl ul { display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); }
.ed-pl li { display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 10px; aspect-ratio: 1; border-right: 1px solid var(--rule2, var(--rule)); border-bottom: 1px solid var(--rule2, var(--rule)); }
.ed-pl li:last-child { border-right: 0; }
.ed-pl svg { width: 34%; height: auto; aspect-ratio: 1; }
.ed-pl span { font-size: 11px; color: var(--mut); white-space: nowrap; }
.ed-pl__note { font-size: 14px; color: var(--mut); }
/* 近期作品 */
.ed-works { display: grid; gap: 34px; }
.ed-work { display: grid; gap: 3px; }
.ed-work__win { display: block; border-radius: 8px; overflow: hidden; margin-bottom: 12px; background: #fff; box-shadow: 0 18px 40px -24px rgba(0, 0, 0, .4), 0 0 0 .5px rgba(0, 0, 0, .14); transition: transform .5s var(--ease); }
.ed-work__win img { display: block; width: 100%; aspect-ratio: 16 / 10; object-fit: cover; object-position: top; }
.ed-work__t { display: flex; align-items: center; gap: 8px; font-size: 17px; font-weight: 600; letter-spacing: .02em; }
.ed-work__t .ar { width: 16px; height: 16px; transform: rotate(-45deg); }
.ed-work__en { font-size: 13px; color: var(--mut); }
.ed-work__k { font-size: 12px; color: var(--mut); margin-top: 4px; }
@media (hover: hover) { .ed-work:hover .ed-work__win { transform: translateY(-4px); } .ed-work:hover .ar { color: var(--fg); } }
/* 项目实拍 */
.ed-gal { display: grid; gap: 34px; }
.ed-shot img { display: block; width: 100%; aspect-ratio: 3 / 2; object-fit: cover; background: #1a1a19; }
.ed-shot figcaption { padding-top: 12px; display: flex; flex-wrap: wrap; align-items: baseline; gap: 2px 12px; }
.ed-shot b { font-family: var(--f-serif); font-weight: 400; font-size: 17px; letter-spacing: .06em; }
.ed-shot em { font-family: var(--f-serif); font-size: 15px; color: var(--mut); }
.ed-shot span { flex-basis: 100%; font-size: 12px; color: var(--mut); letter-spacing: .02em; }
@media (min-width: 900px) {
  .ed-pls { gap: 40px; }
  .ed-pl span { font-size: 12px; }
  .ed-works { grid-template-columns: 1fr 1fr; gap: 56px 32px; }
  .ed-gal { grid-template-columns: 1fr 1fr; gap: 48px 28px; }
  .ed-shot:nth-child(3n+1) { grid-column: 1 / -1; }
}
.js .l2 .rv { opacity: 0; transform: translate3d(0, 16px, 0); transition: opacity .8s var(--ease), transform 1s var(--ease); }
.js .l2 .rv.in { opacity: 1; transform: none; }

/* ==========================================================================
   减少动态效果
   ========================================================================== */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; animation-delay: 0s !important; transition-duration: .001ms !important; transition-delay: 0s !important; }
  .js .panel .rv, .js .l2 .rv { opacity: 1; transform: none; }
  @view-transition { navigation: none; }
}
/* 矮屏手机：数字产品主视觉只留两张作品，避免与平台标识重叠 */
@media (max-width: 899px) and (max-height: 760px) { .dpv__win--2 { display: none; } .dpv__win--1 { top: 34%; } }
.cv--photography .cv__note { text-shadow: 0 1px 6px rgba(0, 0, 0, .6); }