.learning-map{padding-top:36px;padding-bottom:64px}.map-hero{max-width:850px;padding:24px 0}.map-hero h1{font-size:clamp(32px,4vw,52px);margin:10px 0}.map-hero p{line-height:1.8}.map-guidance{color:var(--wd-muted);font-size:15px}.map-controls{display:flex;flex-wrap:wrap;gap:14px;align-items:end;padding:24px;border:1px solid var(--wd-line);border-radius:12px;background:var(--wd-surface)}.map-controls label{display:grid;gap:6px;font-size:14px;flex:1;min-width:160px}.map-controls select{font:inherit;min-height:44px;width:100%;border:1px solid var(--wd-line);border-radius:6px;background:white;padding:8px}.map-reset{background:none;border:0;text-decoration:underline;min-height:44px;color:var(--wd-rust);cursor:pointer}.map-status{min-height:28px;color:var(--wd-rust)}.map-overview{margin:28px 0 48px;text-align:center}.map-overview>a{display:inline-grid;gap:10px;padding:20px 30px;border:1px solid var(--wd-teal,#00838a);border-radius:12px;text-decoration:none;color:var(--wd-ink)}.map-arrow{display:block;font-size:30px;color:var(--wd-rust)}.map-branches{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:12px;border-top:2px solid var(--wd-line);padding-top:18px}.map-branches a{display:grid;gap:12px;text-align:left;padding:18px;background:var(--wd-sage);border-radius:8px;color:var(--wd-ink);text-decoration:none}.map-branches span{font-size:13px;line-height:1.7}.map-route{margin:48px 0;scroll-margin-top:105px}.map-route>h2{font-size:30px;margin-bottom:8px}.map-steps{list-style:none;padding:0;display:grid;grid-template-columns:repeat(auto-fit,minmax(245px,1fr));gap:18px;align-items:start}.map-step{padding:20px;border:1px solid var(--wd-line);border-top:3px solid var(--wd-rust);border-radius:10px;background:var(--wd-surface);scroll-margin-top:105px;min-width:0}.map-step.is-recommended{border-color:var(--wd-teal,#00838a);box-shadow:0 0 0 2px var(--wd-teal,#00838a)}.map-step-top{display:flex;gap:8px;align-items:center;flex-wrap:wrap;font-size:12px;color:var(--wd-muted)}.map-number{font-size:25px;color:var(--wd-rust);font-weight:700}.map-recommend{color:var(--wd-teal,#00838a)}.map-step h3{font-size:21px;line-height:1.5}.map-outcome{font-size:16px;line-height:1.8}.map-step dl{font-size:13px;line-height:1.7}.map-step dt{font-weight:bold;margin-top:12px}.map-step dd{margin:3px 0;color:var(--wd-muted);overflow-wrap:anywhere}.map-gap{padding:12px;background:var(--wd-sage);font-size:13px;line-height:1.8;border-radius:5px}.map-equipment-note,.map-source-note{font-size:13px;line-height:1.7;color:var(--wd-muted)}.map-start{white-space:normal;line-height:1.7;display:block!important;margin-top:18px}.map-step-links{display:flex;flex-wrap:wrap;gap:12px;font-size:13px;margin-top:14px}.map-extras{margin-top:20px;padding:16px 20px;border:1px solid var(--wd-line);border-radius:8px;scroll-margin-top:105px}.map-extras summary{cursor:pointer;font-weight:bold;min-height:32px}.map-extras ul{padding-left:20px;display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:20px}.map-extras li{padding:12px;line-height:1.7}.map-extras p{margin:6px 0}.map-extras small{color:var(--wd-muted)}.map-finish{padding:24px;background:var(--wd-sage);border-radius:12px;line-height:1.8}.learning-map [hidden]{display:none!important}
@media(max-width:767px){.learning-map{padding-top:20px}.map-controls{padding:16px;display:grid;grid-template-columns:1fr}.map-branches{grid-template-columns:1fr}.map-steps{grid-template-columns:1fr}.map-step+.map-step:before{content:'↓ 下一步';display:block;color:var(--wd-rust);font-size:13px;margin-bottom:10px}.map-extras ul{grid-template-columns:1fr;padding-left:12px}.map-route{margin:32px 0}.map-route>h2{font-size:25px}.map-step{padding:18px}}
/* Interactive route atlas. HTML stations remain usable without JavaScript. */
.learning-map{--atlas-ink:#233e4d}.map-hero{max-width:none;padding:20px 0 8px}.map-hero h1{font-size:clamp(30px,4vw,48px)}.map-hero p{margin:8px 0}.map-controls{padding:16px 20px;gap:12px}.map-controls select{min-height:44px}.map-status{font-size:14px;margin:12px 0}.map-overview{position:relative;text-align:left;padding:28px;border:1px solid #cbd9da;border-radius:24px;background:#fcfdfb;box-shadow:0 18px 55px #284a5010;overflow:hidden;scroll-margin-top:100px;color:var(--atlas-ink)}.map-explorer-top{display:flex;align-items:center;justify-content:space-between;gap:20px}.map-explorer-top h2{font-size:26px;margin:4px 0 18px}.map-explorer-top .wd-eyebrow{font-size:11px;letter-spacing:.15em;color:#587078}.map-legend{display:flex;gap:8px;flex-wrap:wrap}.map-legend a{display:flex;align-items:center;gap:7px;min-height:44px;border:1px solid #d5dfdc;border-radius:24px;padding:6px 13px;font-size:13px;text-decoration:none;color:#38525d;background:white}.map-legend a span{color:var(--line);font-size:20px}.map-legend a[aria-current=true]{border-color:var(--line,#233e4d);background:#edf3f0;box-shadow:inset 0 0 0 1px var(--line,#233e4d)}.map-instruction,.map-caption{font-size:13px;color:#5b7278;line-height:1.7}.map-canvas{position:relative;aspect-ratio:1120/660;background-image:radial-gradient(#b9cbc966 1px,transparent 1px);background-size:22px 22px;margin-top:30px}.map-canvas>svg{position:absolute;inset:0;width:100%;height:100%;overflow:visible;pointer-events:none}.map-tracks path{fill:none;stroke-width:5;stroke-linecap:round;stroke-linejoin:round;transition:opacity .25s}.map-line-title{position:absolute;width:20%;font-size:15px;font-weight:700;color:var(--line);text-align:center;transition:opacity .25s}.map-line-title[data-line-title=foundation]{width:auto;text-align:left}.map-line-title span{font-size:23px;vertical-align:middle}.map-station{position:absolute;transform:translate(-50%,-20px);display:flex;align-items:center;flex-direction:column;width:19%;text-align:center;text-decoration:none!important;color:var(--atlas-ink)!important;transition:left .55s cubic-bezier(.2,.8,.2,1),top .55s cubic-bezier(.2,.8,.2,1),opacity .25s;min-height:60px;border-radius:8px}.station-dot{display:grid;place-items:center;width:40px;height:40px;flex:none;border:4px solid var(--line);border-radius:50%;background:#fcfdfb;font-size:12px;font-weight:800;box-shadow:0 0 0 5px #fcfdfb;transition:background .2s,box-shadow .2s}.station-label{font-size:13px;font-weight:650;padding:4px 5px;border-radius:5px;background:#fcfdfbf2;line-height:1.4}.map-station:hover .station-dot,.map-station.is-selected .station-dot{background:var(--line);color:white;box-shadow:0 0 0 6px #e5c76366}.is-dimmed{opacity:.28}.map-station.is-dimmed:hover,.map-station.is-dimmed:focus{opacity:1}.map-mobile{display:none}.map-preview{display:flex;justify-content:space-between;gap:24px;border:1px solid #b4ced0;border-left:5px solid #157f88;background:#edf5f3;padding:24px;border-radius:12px}.map-preview h3{font-size:23px;margin:8px 0}.map-preview p{margin:8px 0;line-height:1.7}.preview-route{font-weight:700;color:#157f88}.preview-equipment{font-size:13px}.preview-actions{display:flex;flex-direction:column;gap:12px;min-width:180px;justify-content:center}.preview-actions a,.preview-actions button{min-height:44px;padding:10px;text-align:center}.preview-pick{border:1px solid #a2bbbb;background:transparent;border-radius:8px;cursor:pointer;color:#234c57}.map-caption{border-top:1px solid #dde7e4;padding-top:16px;margin-bottom:0}.learning-map :is(a,button,select):focus-visible{outline:3px solid #d18b10;outline-offset:4px}.map-overview[data-view=tree] .station-dot{border-radius:12px;transform:rotate(-6deg)}.map-overview[data-view=tree] .map-canvas{background-size:30px 30px;background-image:radial-gradient(#a9c7ad66 1px,transparent 1px)}.map-steps{align-items:stretch}.map-step{display:flex;flex-direction:column;border-top:4px solid #66888b}.map-step-top{min-height:42px}.map-step h3{min-height:63px;margin:14px 0 0}.map-outcome{min-height:58px;margin:12px 0}.map-card-actions{margin-top:auto;padding-top:18px}.map-material{font-size:13px;line-height:1.6;margin:0 0 8px;min-height:42px;color:var(--wd-muted)}.map-start{margin-top:0;min-height:48px;text-align:center}.map-step-links{gap:4px 12px}.map-step-links a{display:inline-flex;align-items:center;min-height:44px}.map-return{margin-left:auto}.map-step dl{margin-top:0}.map-step.is-recommended{border-color:#157f88}.map-overview .wd-button{color:white}.map-hero+.map-controls{margin-top:16px}
@media(min-width:768px) and (max-width:1050px){.map-explorer-top{align-items:flex-start;flex-direction:column;gap:0}.map-steps{grid-template-columns:repeat(2,minmax(0,1fr))}.map-station .station-label{font-size:12px}.map-line-title{font-size:12px}.map-overview{padding:20px}}
@media(max-width:767px){.map-desktop{display:none}.map-mobile{display:block;aspect-ratio:360/2000;margin-top:24px}.map-overview{padding:18px 12px;border-radius:16px}.map-explorer-top{display:block}.map-explorer-top h2{font-size:23px}.map-legend{gap:6px}.map-legend a{font-size:12px;padding:5px 10px}.map-station{flex-direction:row;width:82%;transform:translate(-20px,-20px);text-align:left;gap:10px;min-height:44px}.station-label{font-size:14px;padding:5px;max-width:calc(100% - 50px)}.map-line-title{width:80%;text-align:left;font-size:16px}.map-preview{display:block;padding:16px}.preview-actions{margin-top:16px}.map-step h3,.map-outcome,.map-material{min-height:0}.map-step+.map-step:before{display:none}.map-caption{font-size:12px}.map-controls{display:flex;gap:10px;padding:14px}.map-controls label{flex:1 1 140px}.map-controls select{width:100%}.map-step{padding:20px}.map-return{margin-left:0}}
@media(prefers-reduced-motion:reduce){.learning-map *{scroll-behavior:auto!important;animation:none!important;transition:none!important}}
.learning-map .map-explorer-top h2{font-family:inherit;color:#233e4d;font-size:26px;letter-spacing:-.02em}
.map-desktop{min-height:660px}
@media(min-width:768px) and (max-width:1050px){.map-desktop{min-height:760px}}
@media(max-width:767px){.map-station{width:75%}}

/* Titles occupy a separate lane to the right of each branch connector. */
.map-line-title{z-index:2;background:transparent;padding:0;box-sizing:border-box;line-height:1.5;text-align:left}.map-desktop .map-line-title{width:15.714%;font-size:14px}.map-line-title.is-dimmed{opacity:1;color:#77888b}.map-line-title[data-line-title=foundation]{display:none}
/* Keep the atlas inside the panel even when its minimum height controls aspect ratio. */
.map-canvas{width:100%;min-width:0}