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/* 只让真实界面的材质出现一次；减少动效时保持内容默认可见。 */
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@media(max-width:960px){.wrap,.reading,.preview-footer,.showcase-shell{width:min(calc(100% - 64px),760px)}.showcase-shell{display:block}.project-tree{border:0;padding:22px 0 8px;display:grid;grid-template-columns:1fr 1fr 1fr;gap:16px}.project-tree h2{grid-column:1/-1;font-size:20px}.project-tree>p,.tree-note{display:none}.project-tree details{margin:0}.project-tree summary{font-size:13px}.project-choice{font-size:12px;padding:7px}.showcase-content{padding-top:22px}.project-opening h1{font-size:30px}.project-thesis{font-size:28px}.showcase-artifact .screen-object{max-width:660px}.detail-hero{gap:24px;min-height:390px}.case-hero-copy h1{font-size:33px}.hero-statement{font-size:16px}.hero-description{font-size:14px}.case-hero-copy .button{padding-inline:16px;font-size:13px}.hero-artifact .screen-bar{font-size:12px;min-height:30px;padding:6px 10px}.hero-artifact-note{font-size:12px}.case-context{gap:22px}.case-context dd{font-size:12px}.section-heading h2{font-size:28px}.evidence-layout{grid-template-columns:185px minmax(0,1fr);gap:22px}.evidence-step{padding-left:5px;gap:12px;min-height:71px}.evidence-step>span:last-child{font-size:13px}.evidence-step small{font-size:12px}.evidence-explanation{grid-template-columns:185px minmax(0,1fr);gap:22px}.evidence-view figcaption{display:block}.evidence-toolbar{font-size:12px;padding:6px 12px}.evidence-window{max-height:295px}.inventory-feature{gap:32px}.inventory-feature h3{font-size:21px}.problem-section h2,.decision-section h2{font-size:27px}.architecture-map{grid-template-columns:112px minmax(0,1fr);gap:20px}.arch-input{grid-column:1;grid-row:2;justify-content:flex-start}.arch-foundation{grid-column:2;grid-row:2;display:block;padding-top:15px}.arch-foundation>*{display:block;margin-top:8px}.arch-core{grid-row:span 2}.architecture-map .arch-foundation{grid-column:1/-1;grid-row:3;display:flex;align-items:flex-start}.architecture-reasons{gap:24px}.chapter-nav{gap:26px}.pending-project{min-height:420px}.project-close{gap:25px}.case-ending>.reading{gap:30px}.case-ending h2{font-size:27px}}
@media(max-width:700px){.detail-hero{grid-template-columns:1fr;padding-top:28px;gap:12px}.case-hero-copy h1{font-size:36px}.hero-statement{font-size:19px;margin-top:16px}.hero-description{font-size:15px}.hero-artifact{width:100%;max-width:580px;margin:auto;padding-top:24px}.hero-artifact .screen-object{transform:none}.hero-artifact .screen-bar{font-size:12px;min-height:38px}.hero-artifact-note{text-align:left;margin-top:14px}.hero-material{inset:-10px -30px -30px}.case-context{margin-top:28px;gap:16px}.chapter-nav{gap:0;justify-content:space-between;font-size:12px}.problem-section,.decision-section,.boundary-section{grid-template-columns:1fr;gap:25px;padding-block:44px}.problem-section h2 br,.boundary-section h2 br{display:none}.section-heading{display:block;margin-bottom:26px}.section-heading p{margin-top:16px;font-size:13px}.evidence-section{padding-top:38px}.evidence-layout{display:block}.step-list{grid-template-columns:repeat(2,minmax(0,1fr));gap:7px;margin-bottom:20px}.evidence-step{border:1px solid #d5cde3;border-radius:5px;min-height:74px;padding:10px;gap:10px}.evidence-step>span:last-child{font-size:12px}.evidence-step small{font-size:12px}.guide-note{margin:0 0 16px;font-size:12px}.evidence-explanation{display:block;padding:24px 0 30px}.evidence-explanation p{margin-top:12px;font-size:13px}.evidence-view figcaption{display:flex}.evidence-view figcaption>span{font-size:12px;max-width:55%}.evidence-window{max-height:310px}.evidence-toolbar{font-size:12px}.inventory-feature{grid-template-columns:1fr;gap:26px}.inventory-feature figcaption{font-size:12px}.capability-list{grid-template-columns:1fr;gap:20px}.capability-list>div+div{padding-top:20px;border-top:1px solid var(--line)}.capability-list dt{font-size:17px}.capability-list dd{font-size:14px}.architecture-section{padding:40px 0 30px}.architecture-reasons{grid-template-columns:1fr;gap:22px}.architecture-reasons article+article{padding-top:22px;border-top:1px solid #d8d0e8}.architecture-reasons p{font-size:14px}.architecture-map{grid-template-columns:1fr;padding:20px;gap:22px}.arch-edge{flex-direction:row;flex-wrap:wrap;align-items:center;gap:7px 15px;font-size:12px}.arch-edge strong{font-size:15px}.arch-edge .connector{height:1px;width:22px;margin:0 4px}.arch-edge .connector::after{left:auto;right:0;top:-3px;transform:rotate(-45deg)}.arch-edge>span:not(.connector){flex-basis:100%}.arch-core{grid-column:1;grid-row:2}.arch-core>div{padding:18px}.arch-core h3{font-size:17px;overflow-wrap:anywhere}.arch-input{grid-column:1;grid-row:3;display:grid;grid-template-columns:1fr 1fr;gap:6px 18px}.arch-input .connector{display:none}.arch-input strong{font-size:14px}.arch-input p{font-size:12px}.arch-input strong:nth-of-type(2){grid-column:2;grid-row:1}.arch-input p:nth-of-type(2){grid-column:2;grid-row:2}.arch-input>span:last-child{grid-column:1/-1;margin-top:8px}.architecture-map .arch-foundation{grid-row:4;display:block;padding-top:15px}.arch-foundation p{line-height:1.9}.case-ending>.reading{grid-template-columns:1fr;gap:25px;padding-block:40px}.preview-footer{align-items:flex-start}.preview-footer>span{max-width:50%}}
@media(max-width:600px){.wrap,.reading,.showcase-shell,.preview-footer{width:calc(100% - 40px)}.project-tree{gap:8px}.project-tree summary{font-size:12px}.project-choice{font-size:12px;padding:8px 4px}.project-opening h1{font-size:25px;line-height:1.5}.project-thesis{font-size:26px}.project-intro{font-size:14px}.project-actions{gap:14px;align-items:flex-start;flex-wrap:wrap}.showcase-artifact{padding-top:28px}.showcase-artifact .screen-object{transform:none}.artifact-field{inset:0 -10px 40px}.artifact-caption{display:block;margin-top:18px}.artifact-caption .text-link{margin-top:10px}.project-scope ul{gap:12px 18px;font-size:12px}.project-close{display:block;padding-block:32px}.project-close h2{font-size:23px;margin-bottom:16px}.project-close .text-link{margin-top:10px}.case-hero-copy h1{font-size:34px}.hero-statement{font-size:17px}.case-hero-copy .button{font-size:13px}.detail-opening{padding-top:23px}.breadcrumb{font-size:12px;gap:8px}.case-context{grid-template-columns:1fr;gap:14px;padding-block:18px}.case-context>div{display:grid;grid-template-columns:80px 1fr;gap:12px;align-items:baseline}.case-context dt{margin:0;font-size:12px}.case-context dd{font-size:12px}.chapter-nav{gap:7px;font-size:12px;flex-wrap:wrap;justify-content:flex-start;column-gap:20px}.chapter-nav a{min-height:36px}.section-heading h2{font-size:25px}.problem-section h2,.decision-section h2,.boundary-section h2{font-size:25px}.problem-section p,.boundary-section p{font-size:15px}.decision-statement{font-size:23px!important}.evidence-window{max-height:235px}.evidence-view figcaption{padding:8px 10px;gap:8px}.evidence-view figcaption button{font-size:12px}.evidence-toolbar{padding:8px 10px;font-size:12px}.evidence-step{min-height:72px;gap:7px;padding:9px 7px}.evidence-step>span:first-child{font-size:14px;min-width:14px}.guide-note{line-height:1.8}.inventory-feature h3{font-size:23px}.capability-section{padding-bottom:40px}.boundary-section ul{font-size:13px}.preview-footer{font-size:12px;gap:16px}.preview-footer a{font-size:12px}.case-ending h2{font-size:26px}}
/* 窄手机取消这两处桌面硬换行，让balance均衡分配文字，避免一两个字孤立尾行。 */
@media(max-width:360px){.project-close h2 br,.architecture-section .section-heading h2 br{display:none}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*::before,*::after{animation:none!important;transition:none!important}}
@media(prefers-reduced-transparency:reduce){.hero-material,.artifact-field,.evidence-section::before{display:none}.evidence-section{background:#eeebf7}.screen-bar{background:#fff3ed}}
/* 在同一首屏内完成“作品名—价值—真实屏幕”，避免说明文字把作品推到下一屏。 */
@media(min-width:701px){
  .project-opening{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);column-gap:30px;align-items:start}
  .project-opening .breadcrumb,.project-opening h1{grid-column:1/-1}
  .project-opening h1{margin-bottom:20px}
  .project-thesis{grid-column:1;grid-row:3/span 2;font-size:26px}
  .project-intro{grid-column:2;grid-row:3;margin-top:0;font-size:14px}
  .project-actions{grid-column:2;grid-row:4;margin-top:18px;gap:14px;flex-wrap:wrap}
  .project-actions .button{padding-inline:17px;font-size:13px}
  .project-actions .text-link{font-size:12px}
  .showcase-artifact{margin-top:20px;padding-top:36px}
}
/* 架构线表示真实的访问/接入关系，不作为科技装饰。手机改为顺序阅读。 */
@media(min-width:961px){
  .arch-service::before,.arch-storage::before{content:'';position:absolute;width:30px;height:1px;left:-30px;top:50%;background:#ae8799}
  .arch-service::after{content:'';position:absolute;left:-5px;top:calc(50% - 3px);width:6px;height:6px;border-top:1px solid #ae8799;border-right:1px solid #ae8799;transform:rotate(45deg)}
  .arch-storage::before{left:auto;right:-30px}
  .arch-storage::after{content:'';position:absolute;right:-5px;top:calc(50% - 3px);width:6px;height:6px;border-bottom:1px solid #ae8799;border-left:1px solid #ae8799;transform:rotate(45deg)}
}
@media(max-width:700px){.hero-material{inset:-10px -12px -30px}}
.evidence-view figcaption button,.evidence-toolbar a{min-height:44px}
.project-choice.is-selected{box-shadow:none;border-left:1px solid var(--accent)}
/* 独立复核修正：手机收束目录，保留桌面分类树与全部项目入口。 */
.project-picker-toggle{display:none}.project-options{display:contents}.arch-mobile-routes{display:none}
/* 正文置于不透明冷白阅读区；膜片留在外围，不以低对比度文字覆盖材质。 */
.case-ending>.reading>div{padding:24px;background:var(--page);border-radius:8px}
@media(max-width:700px){
  .project-tree{display:block;padding:20px 0 0}.project-tree h2{font-size:20px;margin-bottom:12px}
  .project-picker-toggle{display:grid;grid-template-columns:minmax(0,1fr) 20px;gap:2px 12px;align-items:center;width:100%;min-height:58px;padding:10px 13px;background:#fff;border:1px solid #d8d0e6;border-radius:6px;text-align:left}
  .project-picker-toggle>span{color:var(--soft);font-size:12px}.project-picker-toggle strong{font-size:13px;line-height:1.7;font-weight:550}.project-picker-toggle svg{grid-column:2;grid-row:1/span 2;transition:transform 180ms ease}.project-picker-toggle[aria-expanded=true] svg{transform:rotate(180deg)}
  .project-options{display:block;padding:10px 13px;background:#fff;border:1px solid #d8d0e6;border-top:0;border-radius:0 0 6px 6px}.project-tree details+details{border-top:1px solid var(--line);margin-top:10px;padding-top:8px}.project-tree summary{font-size:14px}.project-choice{font-size:13px;min-height:44px;padding:10px 12px}.project-choice br{display:none}
  /* 窄手机把长说明放到真实界面之后，避免文案再次占完首屏；不缩放字体或截图。 */
  .showcase-content{display:flex;flex-direction:column}.project-opening{display:contents}.showcase-artifact{order:1}.project-intro{order:2;margin-top:24px}.project-scope{order:3}.project-close{order:4}
  .arch-mobile-routes{display:grid;grid-row:5;gap:12px;border-top:1px solid var(--line);padding-top:16px}.arch-mobile-routes p{font-size:12px;line-height:1.8}.arch-mobile-routes b{display:block;color:var(--ink);font-weight:550;margin-bottom:3px}.arch-mobile-routes span{color:#655b74}
  .case-ending>.reading>div{padding:20px}
}

/* 正式接入的加载、空态和自定义内容不改变批准布局；焦点及真实内容保持可读。 */
.case-status,.case-load-state{font-size:14px;color:var(--soft)}
.case-load-state{padding-block:32px}.case-load-state:has([hidden]):has(#case-status[hidden]){padding:0}
.case-error{padding:24px 0;min-height:240px}.case-error p{margin-bottom:20px}
.project-actions [hidden],a[hidden]{display:none!important}
.pending-project{min-height:350px;padding:32px 0;border-top:1px solid var(--line)}
.pending-project p{max-width:620px;font-size:16px;white-space:pre-line;margin-bottom:20px}
.generic-detail{padding-block:36px 60px;min-height:60vh}
.generic-detail h1{font-size:clamp(30px,3vw,44px);line-height:1.35;margin:24px 0}
.generic-detail h2{font-size:24px;margin-bottom:12px}.generic-detail p{white-space:pre-line;margin-bottom:20px}
.generic-detail section,.custom-case-details{margin-block:36px}
.custom-case-details h2{font-size:24px}.custom-case-details p{white-space:pre-line;margin:16px 0}
.custom-case-image img{display:block;max-width:100%;height:auto}.custom-case-image{margin-block:32px}
.case-tags{display:flex;flex-wrap:wrap;gap:12px;list-style:none;padding:0;margin-block:20px;color:var(--soft);font-size:13px}
.generic-actions{display:flex;gap:24px;flex-wrap:wrap;margin-top:32px}
.screen-object .image-error{min-height:180px;display:grid;place-content:center;padding:24px}
.evidence-view[aria-busy="true"] .evidence-window{opacity:.65}
#project-render{min-width:0}.project-tree details[open] summary{margin-bottom:12px}
@media(max-width:700px){#project-render{display:flex;flex-direction:column}.project-opening{display:contents}#verified-content{display:contents}#generic-content{order:2}.case-status,.case-error{margin-top:24px}}

/* 待补案例的小助手与一句说明：保留原阅读宽度，不新增大卡片或占屏插画。 */
.case-pending-note {
  display: flex;
  align-items: center;
  gap: 20px;
  max-width: 560px;
  margin-bottom: 26px;
}
.case-pending-note .case-pending-avatar {
  width: 88px;
  height: 88px;
  flex: 0 0 auto;
  object-fit: contain;
}
.case-pending-note .case-pending-copy {
  min-width: 0;
  margin: 0;
  color: var(--ink);
  font-size: 15px;
  line-height: 1.85;
  white-space: normal;
  overflow-wrap: anywhere;
}
.case-pending-copy span {
  display: block;
  color: var(--deep);
  font-weight: 550;
}
.generic-detail .case-pending-note { margin-block: 28px; }
.generic-detail .case-pending-avatar { width: 104px; height: 104px; }
@media (max-width: 700px) {
  .case-pending-note { gap: 14px; margin-bottom: 22px; }
  .case-pending-note .case-pending-avatar { width: 68px; height: 68px; }
  .case-pending-note .case-pending-copy { font-size: 14px; }
}