:root{--paper:#f6f3eb;--surface:#fffdf8;--ink:#262727;--muted:#686762;--red:#99292f;--red-dark:#782129;--red-light:#f5e8e5;--gold:#bd9655;--line:#dedbd2;--dark:#242b2a;--serif:'Noto Serif CJK SC','Songti SC','STSong','SimSun',serif;--sans:'PingFang SC','Microsoft YaHei',system-ui,sans-serif;--radius:8px}
*{box-sizing:border-box}html{scroll-behavior:smooth;scroll-padding-top:110px}body{margin:0;background:var(--paper);color:var(--ink);font:16px/1.8 var(--sans);-webkit-font-smoothing:antialiased}button,input,select,textarea{font:inherit}button,a,input,select,textarea,summary{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}a{color:inherit;text-decoration:none}a:hover{color:var(--red)}h1,h2,h3,p{margin-top:0}h1,h2,h3{line-height:1.45}h1,h2{font-family:var(--serif);font-weight:700}h3{font-size:1.125rem}p{margin-bottom:1rem}ul,ol{padding-left:1.5em}li+li{margin-top:.5em}input,select,textarea{width:100%;border:1px solid #aaa69d;background:var(--surface);color:var(--ink);border-radius:5px;padding:10px 12px;min-height:46px}textarea{resize:vertical;line-height:1.75}input[type=checkbox],input[type=radio]{width:20px;height:20px;min-height:20px;flex:0 0 20px;padding:0;accent-color:var(--red)}input[type=date],input[type=time]{min-width:0}button:disabled{cursor:default;opacity:.55}fieldset{border:0;padding:0;margin:22px 0}legend{font-weight:600;margin-bottom:12px}.muted{color:var(--muted);font-size:.875rem}.lead{font-size:1.125rem;color:var(--muted)}:focus-visible{outline:3px solid var(--red);outline-offset:4px}h1:focus,main:focus{outline:0}.button{display:inline-flex;justify-content:center;align-items:center;gap:8px;min-height:46px;background:var(--red);color:white;border:1px solid var(--red);border-radius:5px;padding:10px 22px;font-weight:600;font-size:.9375rem;line-height:1.5;text-align:center;transition:background .2s,border-color .2s}.button:hover{color:white;background:var(--red-dark);border-color:var(--red-dark)}.button.secondary{background:transparent;color:var(--ink);border-color:#bdb8ae}.button.secondary:hover{background:#ece8dd;border-color:var(--ink);color:var(--ink)}.button.small{padding:8px 12px;min-height:40px;font-size:.875rem}.button-row{display:flex;flex-wrap:wrap;gap:12px;align-items:center;margin-top:24px}.text-button{border:0;background:transparent;color:var(--red);padding:8px 0;min-height:44px;font-weight:600}.text-button:hover,.text-link:hover{text-decoration:underline;text-underline-offset:5px}.text-link{font-weight:600;font-size:.9375rem;color:var(--red)}.icon-button{display:grid;place-items:center;border:1px solid var(--line);color:var(--ink);background:var(--surface);width:44px;height:44px;border-radius:50%;font-size:1.625rem;line-height:1}.eyebrow{font:600 .8125rem/1.65 var(--sans);letter-spacing:.1em;color:var(--red);margin:0 0 12px}.badge{display:inline-flex;align-items:center;padding:4px 10px;border:1px solid var(--line);border-radius:3px;background:#eeece4;font-size:.8125rem;line-height:1.6;color:#605d56;font-weight:500}.badge.example{color:var(--red);background:var(--red-light);border-color:#dec3ba}.notice{background:#ece9df;border-left:3px solid var(--gold);padding:16px 20px;margin:20px 0;font-size:.9375rem;line-height:1.8;border-radius:0 5px 5px 0}.notice.warning{background:#f5eee1;border-left-color:#a77c37}.notice.simulation{background:#efe6e2;border-left-color:var(--red)}.notice.error{background:#fae9e6;border-left-color:var(--red);color:var(--red-dark)}.required-label{margin-left:8px;font-family:var(--sans);font-size:.75rem;font-weight:400;color:var(--muted)}.skip-link{position:fixed;z-index:100;top:-100px;left:18px;padding:12px 20px;background:white;color:var(--red)}.skip-link:focus{top:12px}.loading{padding:80px;text-align:center}
/* 一条稳定、清晰的导航线 */
.site-header{background:rgba(255,253,248,.97);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:10}.header-inner{max-width:1320px;margin:auto;min-height:88px;padding:0 40px;display:flex;gap:35px;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;gap:14px;flex-shrink:0}.brand strong{font-family:var(--serif);font-size:1.25rem;color:var(--red);letter-spacing:.08em;display:block}.brand small{font-size:.75rem;color:var(--muted);display:block;letter-spacing:.02em}.brand-symbol{display:flex;height:33px;gap:4px;align-items:center}.brand-symbol i{height:12px;width:3px;background:var(--red);border-radius:2px}.brand-symbol i:nth-child(2),.brand-symbol i:nth-child(4){height:24px}.brand-symbol i:nth-child(3){height:34px}nav{display:flex;gap:24px;align-items:center}nav a{min-height:88px;display:flex;align-items:center;white-space:nowrap;font-size:.9375rem;position:relative}nav a[aria-current=page]{color:var(--red);font-weight:600}nav a[aria-current=page]:after{content:'';height:3px;background:var(--red);position:absolute;left:0;right:0;bottom:0}.header-resource{font-size:.875rem;white-space:nowrap;border-left:1px solid var(--line);padding:10px 0 10px 22px}.home-container,.page-container{max-width:1240px;margin:auto;padding:0 40px}.site-footer{max-width:1240px;margin:72px auto 0;padding:40px 40px 30px;border-top:1px solid var(--line);display:grid;grid-template-columns:1fr auto;gap:20px 50px}.site-footer strong{font-family:var(--serif);font-size:1.0625rem}.site-footer p{margin:6px 0;font-size:.8125rem;color:var(--muted)}.footer-links{display:flex;flex-direction:column;gap:8px;font-size:.875rem}.footer-links span{color:var(--muted)}.site-footer .footer-note{grid-column:1/-1;padding-top:18px;border-top:1px solid var(--line);font-size:.75rem}
/* 首页：纸面文字与抽象阶段线 */
.hero{display:grid;grid-template-columns:.9fr 1.15fr;gap:50px;align-items:stretch;padding:64px 0 48px}.hero-copy{position:relative;padding:10px 0 0}.hero-copy .eyebrow{display:flex;gap:10px;align-items:center;font-size:.8125rem;letter-spacing:.06em}.little-rule{height:2px;width:23px;background:var(--red)}.hero h1{font-size:clamp(2.25rem,3.6vw,3.5rem);line-height:1.45;letter-spacing:.02em;margin:26px 0 22px}.hero h1 span{color:var(--red)}.hero-intro{font-size:1rem;line-height:2;color:#605f5a;max-width:440px}.hero-buttons{display:flex;flex-wrap:wrap;gap:12px;margin-top:26px}.hero-credit{font-size:.8125rem;line-height:1.8;color:var(--muted);margin:40px 0 0}.anniversary{position:absolute;right:6px;bottom:10px;display:flex;gap:10px;align-items:center;color:#bdb09b}.anniversary strong{font:400 4.5rem/1 Georgia,serif}.anniversary span{font:400 .75rem/1.6 var(--serif);letter-spacing:.15em}.route-panel{position:relative;background:var(--dark);color:#fcf9ed;border:1px solid #394340;border-radius:9px;padding:28px 28px 0;overflow:hidden;background-image:linear-gradient(#ffffff05 1px,transparent 1px),linear-gradient(90deg,#ffffff05 1px,transparent 1px);background-size:30px 30px}.route-heading{display:flex;justify-content:space-between;gap:8px;align-items:center}.route-heading .eyebrow{color:#c1b293;font-size:.6875rem;letter-spacing:.12em;margin:0}.outline-badge{font-size:.75rem;color:#d3c19f;border:1px solid #75674d;border-radius:3px;padding:3px 7px;white-space:nowrap}.route-panel h2{font-size:1.625rem;letter-spacing:.04em;margin:23px 0 5px}.route-subtitle{font-size:.8125rem;color:#c4c6bc}.route-diagram{position:relative;height:275px;margin:5px -3px 0}.route-line{position:absolute;width:100%;height:100%;overflow:visible}.route-line path{fill:none;stroke-linejoin:round;stroke-linecap:round}.route-ghost{stroke:#b79455;stroke-width:14;opacity:.07}.route-path{stroke:#c4a16a;stroke-width:2;stroke-dasharray:5 6;animation:signal-flow 22s linear infinite}.route-node{position:absolute;transform:translate(-50%,-50%);background:none;border:0;color:#ede6d4;min-width:80px;min-height:90px;padding:5px;display:flex;flex-direction:column;align-items:center;gap:7px}.route-node:hover{color:white}.node-date{font-family:Georgia,var(--sans);font-size:.6875rem;letter-spacing:.015em;white-space:nowrap;color:#c9c5b8}.node-dot{display:block;width:13px;height:13px;border:3px solid #d5b478;background:var(--dark);border-radius:50%;box-shadow:0 0 0 6px #d0b47f14}.selected .node-dot{background:#ecd5a5;box-shadow:0 0 0 6px #d0b47f26,0 0 20px #d4b16a40}.node-title{font-size:.8125rem;white-space:nowrap}.route-node:focus-visible{outline-color:#efd7a4}.node-0{left:7.5%;top:80%}.node-1{left:28.125%;top:56.36%}.node-2{left:48.75%;top:70.91%}.node-3{left:70%;top:30.91%}.node-4{left:90.625%;top:20%}.route-caption{display:flex;align-items:center;gap:14px;color:#aeb4aa;font:400 .75rem/1.5 Georgia,serif;margin:0 3px}.route-caption-rule{height:1px;background:#596052;flex:1}.diagram-note{margin:14px 0 22px;color:#b3b9ad;font-size:.75rem;line-height:1.7}.node-preview{display:flex;align-items:center;gap:14px;padding:18px 0;border-top:1px solid #525a4c}.node-index{font:400 2rem/1 Georgia,serif;color:var(--gold);align-self:flex-start}.node-preview strong{font-size:.875rem;line-height:1.6}.node-preview p{font-size:.75rem;margin:3px 0 0;line-height:1.7;color:#bdc2b6}.journey-intro{display:flex;justify-content:space-between;align-items:end;gap:30px;margin:20px 0 25px}.journey-intro .eyebrow{margin:0 0 5px}.journey-intro h2{font-size:1.5rem;margin:0}.journey-intro>p{max-width:320px;font-size:.875rem;color:var(--muted);margin:0}.journey-grid{display:grid;grid-template-columns:repeat(4,1fr);border-top:1px solid #c5beb1;border-bottom:1px solid #c5beb1}.journey-card{position:relative;padding:28px 24px;background:#fffdf840;border-right:1px solid var(--line);transition:background .2s}.journey-card:first-child{padding-left:0}.journey-card:last-child{border-right:0}.journey-card:hover{background:#eee8dd;color:var(--ink)}.step-number{font:400 1rem/1.4 Georgia,serif;color:var(--red)}.journey-card h3{font-family:var(--serif);font-size:1.4375rem;margin:13px 0 10px}.journey-card strong{font-size:.875rem;font-weight:500}.journey-card p{font-size:.8125rem;color:var(--muted);margin-top:9px;min-height:45px}.journey-card .text-link{font-size:.8125rem}.home-note{display:flex;justify-content:space-between;gap:20px;padding-top:22px;font-size:.8125rem;color:var(--muted)}.home-note>div{display:flex;align-items:center;gap:12px}.home-note a{white-space:nowrap;border-bottom:1px solid #c7bcb0}
/* 学习与故事 */
.page-heading{padding:52px 0 36px;max-width:840px}.page-heading h1{font-size:clamp(1.875rem,3vw,2.625rem);margin:12px 0 14px}.page-heading>p:last-child{color:var(--muted);margin:0;font-size:1rem}.section-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-bottom:20px}.section-heading h2{margin:0;font-size:1.5rem}.section-heading .eyebrow{margin-bottom:6px}.topic-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.topic-card{padding:18px 22px;background:var(--surface);border:1px solid var(--line);border-radius:var(--radius)}.topic-card summary{display:flex;align-items:center;gap:14px;cursor:pointer;list-style:none;min-height:48px}.topic-card summary::-webkit-details-marker{display:none}.topic-card summary>span:first-child{font:400 1.25rem/1 Georgia,serif;color:var(--red)}.topic-card h3{margin:0;font-size:1.0625rem}.detail-toggle{margin-left:auto;color:var(--muted);font-size:1.5rem}.topic-card[open] .detail-toggle{transform:rotate(45deg)}.topic-card p{margin:16px 0 0}.topic-card li{font-size:.9375rem;color:#56554f}.story-section{margin-top:48px}.filter-bar{display:flex;align-items:end;gap:20px;margin:24px 0 12px}.filter-bar label{display:block;font-size:.875rem;min-width:190px}.filter-bar select{display:block;margin-top:6px;min-width:180px}.filter-bar button{margin:0 0 2px}.filter-result{font-size:.8125rem;color:var(--muted);margin:16px 0}.story-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.story-card{padding:22px 24px 16px;border:1px solid var(--line);border-top:3px solid var(--red);background:var(--surface);border-radius:3px;position:relative;display:flex;flex-direction:column;overflow:hidden}.story-card-top{display:flex;justify-content:space-between;gap:8px;font-size:.75rem;color:var(--muted);padding-bottom:20px}.story-number{font:400 4rem/1 Georgia,serif;position:absolute;right:18px;top:50px;color:#eae4d7}.story-card .badge{align-self:flex-start;position:relative;font-size:.75rem}.story-card h3{font-family:var(--serif);font-size:1.3rem;margin:22px 0 8px;position:relative}.story-subtitle{font-size:.8125rem;color:var(--red)}.story-card>p:not(.story-subtitle){font-size:.9375rem;line-height:1.9;color:var(--muted);margin-bottom:25px;flex:1}.story-card-bottom{border-top:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:10px;padding-top:10px;font-size:.8125rem}.story-card-bottom>span{color:var(--muted)}.pending-topics,.maintenance-note{margin:25px 0;padding:18px 22px;border:1px dashed #c7c1b5;border-radius:6px;font-size:.875rem}.pending-topics summary,.maintenance-note summary{cursor:pointer;font-weight:600;min-height:28px}.pending-topics p,.maintenance-note p{margin:15px 0}.pending-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.pending-grid>div{background:#eeebe2;padding:16px;display:flex;flex-direction:column;gap:8px}.pending-grid strong{font-size:.875rem}.pending-grid span{font-size:.75rem;color:var(--muted)}.section-callout{padding:30px 32px;background:#eae6db;border-radius:var(--radius);display:flex;justify-content:space-between;align-items:center;gap:22px;margin-top:36px}.section-callout h2{font-size:1.5rem;margin:0 0 7px}.section-callout p{font-size:.9375rem;color:var(--muted);margin:0}.empty-state{padding:38px 24px;text-align:center;background:#eeebe3;border:1px dashed #c5beb0;border-radius:6px}.empty-state strong{font-family:var(--serif);font-size:1.2rem}.empty-state p{font-size:.875rem;color:var(--muted);margin:12px 0 0}.empty-state .button{margin-top:20px}.empty-state.compact{padding:25px 20px}.empty-inline{background:#eeebe4;color:var(--muted);padding:15px;font-size:.9375rem}
/* 单设备通信任务 */
.task-config{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:26px;margin:25px 0}.task-config h2{margin:0 0 6px;font-size:1.25rem}.task-config p{font-size:.9375rem;color:var(--muted);margin:0}.config-controls{display:grid;grid-template-columns:1.2fr .8fr 1fr;gap:20px;margin:18px 0}.config-controls label{font-size:.875rem}.config-controls select{display:block;margin-top:6px}.task-config .duration-note{font-size:.875rem;margin-top:18px;color:var(--red)}.task-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:20px}.task-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:30px;position:relative}.task-card .eyebrow{font-size:.8125rem;max-width:80%;margin:8px 0 12px}.task-number{position:absolute;right:24px;top:20px;font:400 2.5rem/1 Georgia,serif;color:#d7cebd}.task-card h2{font-size:1.6rem;max-width:85%;margin:10px 0 15px}.task-card>p:not(.eyebrow){font-size:.9375rem;color:var(--muted);max-width:95%;margin-bottom:20px}.task-tags{display:flex;gap:12px;font-size:.8125rem;color:#756b59}.task-tags span+span{border-left:1px solid var(--line);padding-left:12px}.record-section{margin-top:44px}.result-list{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.result-list article{padding:22px;background:var(--surface);border:1px solid var(--line);border-radius:6px}.result-list article>div{display:flex;justify-content:space-between;align-items:start;gap:10px}.result-list article p{margin:12px 0;font-size:.9375rem;white-space:pre-wrap;overflow-wrap:anywhere}.game-heading{display:flex;align-items:center;justify-content:space-between;gap:20px;padding-top:40px}.game-heading h1{font-size:2rem;margin:10px 0}.game-heading p:last-child{font-size:.875rem;color:var(--muted);margin-bottom:0}.timer-controls{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.timer{font:500 2.125rem/1.3 ui-monospace,monospace;font-variant-numeric:tabular-nums;color:var(--red)}.timer.expired{color:#895327}.timer-status{font-size:.875rem;color:var(--muted);margin:0 0 20px}.game-workspace{display:grid;grid-template-columns:260px 1fr;gap:24px;align-items:start}.game-sidebar{border:1px solid var(--line);border-radius:var(--radius);padding:24px;background:#eeebe2}.game-sidebar h2{font-size:1.125rem;margin:0 0 10px}.game-sidebar>p{font-size:.875rem;line-height:1.9;color:var(--muted)}.role-progress{padding:0;list-style:none;margin:24px 0}.role-progress li{display:flex;align-items:center;gap:10px;padding:9px 0;font-size:.875rem;color:var(--muted)}.role-progress li+li{margin:0}.role-progress span{border:1px solid #c2b8a5;border-radius:50%;width:28px;height:28px;display:grid;place-items:center;font:400 .875rem/1 Georgia,serif}.role-progress .active{color:var(--red);font-weight:600}.role-progress .active span{background:var(--red);color:white;border-color:var(--red)}.role-progress .visited span{border-color:var(--red);color:var(--red)}.game-sidebar details{font-size:.875rem;border-top:1px solid #d3ccbc;padding-top:16px}.game-sidebar details summary{cursor:pointer;padding-bottom:8px}.sidebar-actions{display:flex;flex-direction:column;align-items:start;margin-top:18px}.game-surface{padding:32px;border:1px solid var(--line);background:var(--surface);border-radius:var(--radius);min-height:465px}.game-surface h2{font-size:1.625rem;margin:10px 0 22px}.game-surface h3{font-size:1.125rem;margin:24px 0 12px}.instructions{padding-left:24px;margin:0 0 24px}.instructions li{padding-left:5px;line-height:1.9}.role-chips{display:flex;flex-wrap:wrap;gap:8px;margin:24px 0}.role-chips span{padding:5px 12px;background:#efe9dd;border:1px solid #ddd3c1;border-radius:30px;font-size:.875rem}.role-material{background:#f1eee6;border-top:2px solid var(--gold);padding:25px;border-radius:4px;margin-bottom:22px}.material-label{font-size:.75rem;letter-spacing:.08em;color:#7d6b4e}.role-material p{font-size:1.0625rem;line-height:2;margin:14px 0 0}.role-prompt{font-size:.875rem;color:var(--muted);margin:24px 0}.field-label{font-weight:600;display:block;font-size:.9375rem}.field-label textarea,.field-label input{display:block;font-weight:400;margin-top:9px}.game-surface .field-label{margin:22px 0}.message-preview{padding:16px;border:1px solid #d3cabc;background:#f5f2e9;border-radius:4px}.message-preview strong{font-size:.875rem}.message-preview p{margin:8px 0 0;overflow-wrap:anywhere}.option-list label,.checkbox-list label{display:flex;align-items:center;gap:12px;min-height:52px;padding:13px 16px;background:#f5f2ea;border:1px solid var(--line);border-radius:5px;margin-bottom:10px;font-size:.9375rem}.checkbox-list label{background:transparent}.option-list input,.checkbox-list input{align-self:flex-start;margin-top:5px}.checkbox-line{display:flex;gap:12px;align-items:start;margin:16px 0;font-size:.9375rem;line-height:1.8}.checkbox-line input{margin-top:5px}.team-check{border-top:1px solid var(--line);padding-top:20px;margin-top:25px}.message-comparison{padding:16px 20px;border:1px solid var(--line);background:#f4f1e7;border-radius:5px}.message-comparison summary{cursor:pointer;font-size:.9375rem;font-weight:500}.message-comparison dl{font-size:.9375rem}.message-comparison dt{font-weight:600;margin-top:14px}.message-comparison dd{margin:6px 0;overflow-wrap:anywhere}.answer-fields{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.answer-fields label{font-size:.875rem}.answer-fields input{margin-top:8px}.budget-label{font-size:1rem;padding:15px;background:#f1ece2}.budget-label strong{font-size:1.75rem;margin:0 8px;color:var(--red);font-family:Georgia,serif}.allocation-grid{display:grid;gap:10px}.allocation-grid label{display:flex;align-items:center;justify-content:space-between;gap:15px;background:#f5f2e9;border:1px solid var(--line);padding:12px 16px;border-radius:5px}.allocation-grid strong{font-size:.9375rem}.allocation-grid small{display:block;font-size:.8125rem;color:var(--muted)}.allocation-grid input{width:90px;text-align:center}.allocation-total{font-size:.9375rem;color:var(--red);margin:18px 0}.incident-box{padding:22px;background:#f2e6dc;border-left:3px solid #ab6837;border-radius:0 6px 6px 0;margin-bottom:24px}.incident-box p{margin:10px 0;font-size:.9375rem}.feedback{padding:20px 22px;border-radius:5px;margin:22px 0;border:1px solid}.feedback.warning{border-color:#dbc6a1;background:#f5eedf}.feedback.success{border-color:#c2cfba;background:#edf0e6}.feedback p{margin:10px 0 0;font-size:.9375rem}.feedback ul{font-size:.9375rem;margin-bottom:0}.discussion{padding:22px 24px;background:#ece7dc;border-left:3px solid var(--red);margin:22px 0;border-radius:0 5px 5px 0}.discussion>span{color:var(--red);font-weight:600;font-size:.8125rem}.discussion p{font-family:var(--serif);font-size:1.125rem;line-height:1.9;margin:10px 0 0}.discussion ul{font-size:.9375rem}
/* 研学：明确区分计划与记录 */
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/* 私人行动清单 */
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/* 资料与内容维护 */
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/* 详情、提示与打印 */
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span{display:block;margin-top:6px}.toast{bottom:16px;font-size:.875rem;padding:12px 16px}.button-row .button{font-size:.875rem}.source-list a{font-size:.875rem}}
@media(prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{animation:none!important;transition:none!important}}
@media print{body{background:white;color:black;font-size:11pt}.site-header,.site-footer,.toast,.button,.text-button,.button-row,.filter-bar,.hero-buttons,.sticky-save{display:none!important}.page-container,.home-container{max-width:none;padding:0}dialog{display:none!important}.story-card{break-inside:avoid}.page-heading{padding-top:0}#print-area{display:none}.printing-story>:not(#print-area){display:none!important}.printing-story #print-area{display:block;padding:0}.printing-story #print-area h2{font-size:22pt}.printing-story #print-area h3{font-size:13pt}.printing-story #print-area p,.printing-story #print-area li{font-size:11pt}.printing-story .source-list a:after{content:' (' attr(href) ')';display:block;overflow-wrap:anywhere;font-size:9pt}.notice,.discussion,.detail-section{break-inside:avoid}.action-layout{display:block}.action-sidebar,.stage-form,.case-section{display:none!important}.action-editor{border:0;padding:0}.action-fields{display:block}.action-fields label{margin-bottom:20px}textarea{border:0;resize:none;min-height:80px}.route-path{animation:none}}

/* 手机把抽象路线展开为纵向时间轴，保证日期和按钮清晰可读。 */
.node-date{font-size:.75rem}
@media(max-width:600px){
.route-diagram{height:auto;display:flex;flex-direction:column;gap:6px;margin:20px 0}
.route-node{position:static;transform:none;width:100%;display:grid;grid-template-columns:90px 16px minmax(0,1fr);gap:14px;min-height:52px;padding:8px;border-radius:5px;text-align:left;z-index:1}
.route-node.selected{background:#d2bb8120}
.node-date{font-size:.75rem;white-space:normal;overflow-wrap:anywhere;color:#d2cebf}
.node-title{font-size:.9375rem;white-space:normal;text-align:left}
.route-diagram:before{top:25px;bottom:25px;left:120px;right:auto;border:0;border-left:1px dashed #aa885e;opacity:.65}
.button{min-width:0}
.action-editor,.action-fields,.action-fields>*{min-width:0}
}

.activity-media{background:#e7e1d6;min-width:0}.activity-media figure{margin:0}.activity-media img,.activity-media video{display:block;width:100%;max-height:350px;object-fit:contain;background:#252b29}.activity-media figcaption{padding:12px 16px;font-size:.8125rem;line-height:1.8;color:var(--muted)}.activity-media a{text-decoration:underline;color:var(--red)}

@media(max-width:880px){.game-surface{order:1}.game-sidebar{order:2}}
/* 中国地图导览：ECharts地理图层 + 原生节点卡片与时间轴 */
.visually-hidden{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.map-home-heading{display:flex;justify-content:space-between;align-items:center;gap:30px;padding:35px 0 27px}.map-home-heading .eyebrow{display:flex;gap:9px;align-items:center;margin:0 0 8px;font-size:.75rem}.map-home-heading h1{font-size:2.25rem;margin:6px 0 9px;letter-spacing:.02em}.map-home-heading h1 span{color:var(--red)}.map-home-heading p:last-child{font-size:.9375rem;color:var(--muted);margin:0}.map-home-actions{display:flex;gap:10px;flex-shrink:0}.map-home-actions .button{padding:10px 16px;font-size:.875rem}.map-explorer{background:#252d29;border:1px solid #40483d;border-radius:9px;overflow:hidden;box-shadow:0 10px 35px #252b2410;color:#f8f1df}.map-topbar{display:flex;justify-content:space-between;align-items:center;gap:20px;padding:20px 26px;border-bottom:1px solid #515342;background:#252b27}.map-topbar .eyebrow{display:block;color:#d2b58a;font-size:.75rem;letter-spacing:.08em;margin:0 0 3px}.map-topbar h2{font-size:1.375rem;margin:0;letter-spacing:.04em;color:#faf0dd}.map-view-controls{display:flex;gap:0;border:1px solid #70694f;border-radius:5px;overflow:hidden;flex-shrink:0}.map-view-controls button{background:none;border:0;color:#ccc7b8;padding:9px 15px;min-height:42px;font-size:.8125rem}.map-view-controls button+button{border-left:1px solid #70694f}.map-view-controls button[aria-pressed=true]{background:#d1b078;color:#222922;font-weight:600}.map-view-controls button:hover{background:#554e3e;color:#fff0d0}.map-workspace{display:grid;grid-template-columns:minmax(0,1fr) 300px;align-items:stretch}.map-stage{position:relative;min-width:0;background-color:#242e28;background-image:linear-gradient(#f9dfa307 1px,transparent 1px),linear-gradient(90deg,#f9dfa307 1px,transparent 1px);background-size:36px 36px}.map-canvas{width:100%;height:490px;min-width:0;touch-action:none}.map-canvas>div{max-width:100%}.map-canvas:focus-visible{outline-color:#f0c88e}.map-loading{height:100%;display:flex;flex-direction:column;align-items:center;justify-content:center;color:#c8c0ad;font-size:.9375rem}.map-loading>span{width:22px;height:22px;border:2px solid #6e6754;border-top-color:#e2c593;border-radius:50%;animation:map-loader 1s linear infinite}.map-loading p{margin:15px 0}.map-failure{height:100%;padding:50px 30px;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center}.map-failure strong{font-family:var(--serif);font-size:1.4rem}.map-failure p{font-size:.875rem;color:#ccc8b8;margin:15px 0}.map-failure .button{color:#f7ecd5;border-color:#b4a282}.map-stage-caption{position:absolute;left:24px;top:19px;right:24px;display:flex;justify-content:space-between;gap:16px;pointer-events:none;font-size:.75rem;color:#c4c6b7}.map-stage-caption>span:first-child{display:flex;gap:8px;align-items:center}.map-stage-caption i{display:block;width:20px;height:2px;background:#d87567}.map-stage-caption>span:last-child{color:#a8b0a2}.map-zoom-controls{position:absolute;left:22px;bottom:20px;display:flex;align-items:center;gap:5px;z-index:2}.map-zoom-controls button{display:grid;place-items:center;min-width:40px;min-height:40px;background:#222b25e6;color:#eee4cb;border:1px solid #807056;border-radius:4px;font-size:1.125rem;padding:5px 10px}.map-zoom-controls button:last-child{font-size:.75rem}.map-zoom-controls button:hover{background:#5d4c39;color:#fff}.map-story-card{position:relative;background:#f7f2e6;color:var(--ink);border-left:1px solid #aa8c62;min-width:0;display:flex;flex-direction:column}.map-card-header{display:flex;justify-content:space-between;align-items:center;position:relative;padding:23px 22px 12px}.map-card-header .eyebrow{font-size:.6875rem;letter-spacing:.05em;margin:0}.map-card-index{font:400 2.75rem/1 Georgia,serif;color:#d5c4a5;position:absolute;right:20px;top:15px}.map-card-content{padding:16px 23px 15px;flex:1}.map-card-date{font-size:.75rem;color:#716855;margin:0 0 8px}.map-card-content h2{font-size:1.625rem;margin:10px 0 13px;line-height:1.5}.map-card-fact{font-size:.9375rem;line-height:1.9;color:#625e53;margin-bottom:20px}.map-card-question{padding:13px 15px;background:#eae1d0;border-left:2px solid #a83335;border-radius:0 4px 4px 0}.map-card-question>span{font-size:.6875rem;color:#963d32;font-weight:600}.map-card-question p{font-family:var(--serif);font-size:.9375rem;line-height:1.8;margin:7px 0 0;color:#574e3d}.map-card-related{font-size:.75rem;color:#857963;margin:14px 0;line-height:1.7}.map-card-content .button{width:100%;font-size:.8755rem;min-height:44px}.map-card-source{font-size:.6875rem;color:#81735e;margin:9px 0 0;text-align:center}.map-card-navigation{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:8px 14px;border-top:1px solid #d7ccb5;background:#eee7d8;font-size:.75rem;color:#7d735f}.map-card-navigation button{border:0;background:none;color:#8b2d2d;padding:8px;min-height:35px;font-size:.8125rem;cursor:pointer}.map-card-navigation button:hover{background:#e2d6bd;border-radius:3px}.map-bottom-controls{display:flex;align-items:center;gap:22px;padding:16px 25px;border-top:1px solid #55533f;border-bottom:1px solid #494d3e}.map-play-controls{display:flex;align-items:center;gap:10px;flex-shrink:0}.map-play-controls button{background:none;border:1px solid #716c55;border-radius:4px;color:#dbcfb3;padding:9px 12px;min-height:40px;font-size:.8125rem;white-space:nowrap}.map-play-controls .map-play{background:#b5473d;border-color:#b5473d;color:#fff4df;font-weight:600;min-width:108px}.map-play-controls button:hover{background:#736047;color:#fff3d5}.map-bottom-controls>p{font-size:.75rem;line-height:1.8;color:#bfc0af;margin:0}.map-stop-scroll{display:flex;overflow-x:auto;overscroll-behavior-x:contain;padding:0 20px;background:#202923;scrollbar-color:#8d7956 #29312a;scrollbar-width:thin}.map-stop-button.route-node{position:static;transform:none;border:0;border-top:3px solid transparent;min-width:121px;min-height:79px;display:flex;flex-direction:column;gap:5px;align-items:start;justify-content:center;padding:13px 12px 15px;background:transparent;flex-shrink:0;border-radius:0;white-space:nowrap;color:#e7ddc4;text-align:left}.map-stop-button.route-node>span{font:400 .6875rem/1.6 Georgia,var(--sans);color:#a8b2a2;letter-spacing:.01em}.map-stop-button strong{font-size:.8125rem;font-weight:500;line-height:1.8}.map-stop-button.is-selected{border-top-color:#d5b77e;background:#d5b77e13;color:#f4d49a}.map-stop-button.is-selected>span{color:#d1b378}.map-stop-button:hover{background:#ceac6c15}.map-stop-button:focus-visible{outline:2px solid #e2c493;outline-offset:-5px}.map-credits{font-size:.75rem;color:#bcc1b2;border-top:1px solid #454d3e;padding:12px 26px;background:#252d27}.map-credits summary{cursor:pointer;min-height:25px;color:#d2c4a7}.map-credits p{margin:12px 0}.map-credits ul{margin:10px 0 3px;line-height:1.9}.map-credits a{color:#ead0a1;text-decoration:underline;text-underline-offset:4px}.map-home .journey-intro{margin-top:35px}.map-explorer :focus-visible{outline-color:#b98642}.map-zoom-controls :focus-visible,.map-play-controls :focus-visible,.map-view-controls :focus-visible{outline-color:#efd4a6}
@keyframes map-loader{to{transform:rotate(360deg)}}
@media(max-width:1100px){.map-home-heading h1{font-size:1.875rem}.map-home-actions{flex-direction:column;gap:8px}.map-home-actions .button{padding:8px 14px;min-height:40px}.map-workspace{grid-template-columns:minmax(0,1fr) 270px}.map-canvas{height:520px}.map-card-content{padding:15px 20px}.map-card-content h2{font-size:1.5rem}.map-card-fact{font-size:.875rem}.map-card-question p{font-size:.875rem}.map-stage-caption>span:last-child{display:none}.map-bottom-controls{padding:16px 22px;gap:15px}}
@media(max-width:760px){.map-home-heading{display:block;padding:28px 0 24px}.map-home-heading h1{font-size:2rem;line-height:1.55;margin:10px 0}.map-home-heading h1 span{display:block}.map-home-heading>div>p:last-child{font-size:1rem;line-height:1.9}.map-home-actions{flex-direction:row;flex-wrap:wrap;margin-top:20px;gap:10px}.map-home-actions .button{min-height:44px;padding:10px 16px}.map-topbar{padding:18px 20px;align-items:start;gap:12px;flex-wrap:wrap}.map-topbar h2{font-size:1.375rem}.map-topbar .eyebrow{font-size:.6875rem}.map-view-controls button{font-size:.8125rem;padding:8px 12px;min-height:40px}.map-workspace{grid-template-columns:1fr}.map-canvas{height:420px}.map-stage-caption{left:18px;right:18px;top:17px}.map-zoom-controls{left:17px;bottom:18px}.map-zoom-controls button{min-width:44px;min-height:44px}.map-story-card{border-left:0;border-top:1px solid #ad956c}.map-card-header{padding:20px 22px 9px}.map-card-header .eyebrow{font-size:.75rem}.map-card-index{top:13px;font-size:2.75rem}.map-card-content{padding:13px 22px 20px}.map-card-content h2{font-size:1.625rem;margin:10px 0 14px}.map-card-date{font-size:.8125rem}.map-card-fact{font-size:1rem;line-height:1.9;margin-bottom:18px}.map-card-question p{font-size:1rem}.map-card-question>span{font-size:.75rem}.map-card-content .button{min-height:46px;font-size:.9375rem}.map-card-related{font-size:.8125rem}.map-card-source{font-size:.75rem}.map-card-navigation{padding:8px 15px}.map-card-navigation button{min-height:44px;font-size:.875rem}.map-bottom-controls{display:block;padding:18px 20px}.map-bottom-controls>p{margin-top:15px;font-size:.8125rem}.map-play-controls button{min-height:44px;font-size:.875rem}.map-stop-scroll{padding:0 8px}.map-stop-button.route-node{min-width:128px;padding:14px 13px;min-height:86px;gap:5px;grid-template-columns:none}.map-stop-button.route-node>span{font-size:.75rem}.map-stop-button strong{font-size:.875rem}.map-credits{font-size:.8125rem;padding:14px 20px}.map-credits summary{min-height:30px}.map-credits li{overflow-wrap:anywhere}}
@media(max-width:380px){.map-canvas{height:370px}.map-topbar{padding:17px}.map-home-heading h1{font-size:1.875rem}.map-card-content{padding:13px 18px 18px}.map-card-header{padding-left:18px}}
@media print{.map-canvas{height:350px}.map-view-controls,.map-zoom-controls,.map-bottom-controls,.map-stop-scroll,.map-credits{display:none!important}.map-workspace{display:block}.map-explorer{color:black;background:white}.map-story-card{background:white;border:0}}

.map-stop-button.route-node{width:auto}

.history-bridge{display:flex;justify-content:space-between;align-items:center;gap:24px;padding:24px 26px;margin-bottom:28px;background:#eae4d6;border:1px solid #d9ccb3;border-radius:6px}.history-bridge .eyebrow{margin-bottom:6px}.history-bridge h2{font-size:1.25rem;margin:0 0 9px}.history-bridge p:last-child{font-size:.9375rem;color:var(--muted);margin:0}.history-bridge .button{flex-shrink:0}@media(max-width:760px){.history-bridge{display:block;padding:22px}.history-bridge .button{margin-top:18px}.history-bridge p:last-child{font-size:1rem}}

@media(max-width:760px){.map-home-heading{padding:22px 0 18px}.map-home-heading h1{font-size:clamp(1.4rem,6vw,1.75rem);line-height:1.5;margin:8px 0}.map-home-heading h1 span{display:inline}.map-home-heading>div>p:last-child{font-size:.9375rem;line-height:1.8}.map-home-actions{margin-top:14px}.map-canvas{height:360px}}
@media(max-width:380px){.map-canvas{height:330px}}