@charset "UTF-8";
:root{--green:#164b41;--green-dark:#113b33;--text:#233d36;--muted:#697a71;--line:#e0e7df;--pale:#f3f6ef;--white:#fff;--shadow:0 8px 28px #173c3012;font-family:"Yu Gothic UI","Yu Gothic","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;color:var(--text);background:#f7f8f3;font-synthesis:none}
*{box-sizing:border-box}body{margin:0}button,a{-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;cursor:pointer}button:disabled{cursor:wait;opacity:.4}button:focus-visible,a:focus-visible,canvas:focus-visible{outline:3px solid #cd8b41;outline-offset:4px}button[hidden],[hidden]{display:none!important}a{color:inherit;text-decoration:none}.app{display:grid;grid-template-columns:284px minmax(0,1fr);grid-template-rows:88px minmax(460px,1fr) 42px;min-height:680px;height:100svh;max-height:1600px;background:#f8f9f5}.header{grid-column:1/-1;display:flex;align-items:center;padding:0 34px;background:#fffffff7;border-bottom:1px solid var(--line);gap:32px;z-index:3}.brand{display:flex;align-items:baseline;gap:12px;flex:0 0 218px}.brand-word{font-family:Georgia,"Times New Roman",serif;font-size:33px;letter-spacing:-1.5px;font-weight:700;color:var(--green)}.brand-dot{color:#ab8e61}.brand-sub{font-size:10px;letter-spacing:2.7px;font-weight:700;color:var(--green)}.header-title{display:flex;align-items:center;gap:18px}.eyebrow{display:block;font-size:9px;font-weight:700;letter-spacing:2px;line-height:1.8;color:#7b8e7d}.header-title .eyebrow{font-size:9px}.header h1{font-size:14px;font-weight:600;letter-spacing:.09em;margin:0}.icon-button{display:grid;place-items:center;flex-shrink:0;width:44px;height:44px;padding:10px;border:1px solid var(--line);border-radius:11px;background:#fff;color:var(--green);font-size:25px;line-height:1;transition:background .18s,box-shadow .18s}.icon-button:hover{background:var(--pale);box-shadow:0 2px 8px #143c2810}.icon-button svg,.view-icon svg{width:24px;height:24px;fill:none;stroke:currentColor;stroke-width:1.65;stroke-linecap:round;stroke-linejoin:round}.help-button{margin-left:auto;border-radius:50%;width:36px;height:36px;padding:0;font-family:Georgia,serif;font-size:19px}.viewer{position:relative;grid-column:2;grid-row:2;overflow:hidden;min-width:0;background:radial-gradient(ellipse at 45% 40%,#fffefb 15%,#f0f2e8 78%,#e9eee4);isolation:isolate}canvas{display:block;width:100%;height:100%;touch-action:none;outline-offset:-5px!important}.view-badge{position:absolute;top:26px;left:28px;display:flex;align-items:center;gap:9px;border:1px solid #dce5d6;border-radius:24px;background:#ffffffd9;backdrop-filter:blur(8px);padding:10px 14px;font-size:12px;font-weight:600;pointer-events:none}.status-dot{width:6px;height:6px;border-radius:50%;background:#7d9973}.badge-sub{margin-left:8px;padding-left:12px;border-left:1px solid #d6dfd1;font-size:8px;letter-spacing:1.5px;color:#84927b}.canvas-tools{position:absolute;top:26px;right:24px;display:flex;flex-direction:column;gap:7px}.tool-divider{height:4px}.canvas-tools .icon-button{box-shadow:var(--shadow)}.interaction-hint{position:absolute;bottom:25px;left:50%;transform:translateX(-50%);font-size:11px;color:#707e6e;letter-spacing:.025em;white-space:nowrap;background:#ffffffe6;border:1px solid #e4e9de;padding:10px 18px;border-radius:22px;pointer-events:none}.hint-dot{display:inline-block;margin:0 11px;color:#afb7a7}.touch-hint{display:none}.sidebar{grid-column:1;grid-row:2;display:flex;flex-direction:column;gap:23px;padding:30px 26px 20px;background:#fff;border-right:1px solid var(--line);z-index:2;overflow:auto}.sidebar-intro h2{font-size:19px;font-weight:600;margin:9px 0 10px;letter-spacing:.025em}.sidebar-intro p{font-size:11px;color:var(--muted);line-height:1.9;margin:0}.view-options{display:flex;flex-direction:column;gap:9px}.view-button{display:flex;align-items:center;gap:14px;border:1px solid var(--line);border-radius:13px;min-height:74px;padding:12px 15px;background:#fff;text-align:left;transition:background .15s,border-color .15s,color .15s}.view-button:hover{border-color:#a7bca6;background:#f5f8f2}.view-button.is-active{color:#fff;border-color:var(--green);background:var(--green);box-shadow:0 5px 13px #164b411a}.view-button strong{display:block;font-size:14px;font-weight:600;letter-spacing:.07em}.view-button small{display:block;font-size:9px;color:#89978b;line-height:1.6;margin-top:4px;letter-spacing:.05em}.view-button.is-active small{color:#bed1be}.view-icon,.floor-number{display:grid;place-items:center;width:28px;flex-shrink:0}.floor-number{display:block;line-height:1;font-family:Georgia,serif;font-size:29px;color:#7b907d}.floor-number span{font-family:inherit;font-size:11px;margin-left:2px}.view-button.is-active .floor-number{color:#fff}.view-arrow{font-size:18px;color:#9eae9b;margin-left:auto}.view-button.is-active .view-arrow{color:#d0e0cc}.display-options{border-top:1px solid var(--line);padding-top:9px}.toggle-row{display:flex;align-items:center;justify-content:space-between;gap:8px;width:100%;padding:14px 0;border:0;text-align:left;background:transparent;min-height:66px}.toggle-row strong{font-size:11px;font-weight:600;letter-spacing:.025em}.toggle-row small{display:block;font-size:9px;color:#8a988b;margin-top:5px;letter-spacing:.03em}.switch{display:flex;align-items:center;flex-shrink:0;width:35px;height:21px;padding:3px;border-radius:20px;background:#e4e9e0;transition:background .15s}.switch span{width:15px;height:15px;border-radius:50%;background:white;box-shadow:0 1px 3px #0002;transition:transform .15s}.toggle-row[aria-checked=true] .switch{background:var(--green)}.toggle-row[aria-checked=true] .switch span{transform:translateX(14px)}.view-description{font-size:10px;line-height:1.9;color:var(--muted);margin:0;min-height:38px}.sidebar-footer{margin-top:auto;display:flex;flex-direction:column;align-items:flex-start;font-size:10px;color:#7d8d80;line-height:1.9;gap:1px}.sidebar-footer>:last-child{font-size:7px;letter-spacing:1.8px;color:#a9b4a8}.tiny-mark{display:block;width:26px;height:2px;background:#b6c4ac;margin:1px 0 10px}.footer{grid-column:1/-1;display:flex;align-items:center;justify-content:space-between;padding:0 30px;border-top:1px solid var(--line);background:#fff;color:#879281;font-size:9px;letter-spacing:.025em}.footer>:last-child{font-size:8px;letter-spacing:1.6px;color:#a5b09d}.loading-panel{position:absolute;inset:0;z-index:5;display:flex;flex-direction:column;align-items:center;justify-content:center;background:#f5f7f0f0;backdrop-filter:blur(7px);text-align:center;padding:25px}.loading-ring{width:40px;height:40px;border:2px solid #d6e2d0;border-top-color:var(--green);border-radius:50%;animation:spin 1.2s linear infinite}.loading-panel p:first-of-type{font-size:14px;font-weight:600;margin:21px 0 0}.loading-panel p:nth-of-type(2){font-size:11px;line-height:1.8;color:var(--muted);max-width:350px;margin:10px 0 20px}.loading-panel progress{width:170px;height:4px;accent-color:var(--green)}.button{min-height:44px;border-radius:9px;padding:11px 20px;border:1px solid var(--green);font-size:12px}.button.primary{background:var(--green);color:white}.help-panel{position:absolute;top:22px;right:80px;z-index:6;width:min(340px,calc(100% - 36px));padding:15px 23px 21px;border:1px solid var(--line);border-radius:16px;box-shadow:0 12px 44px #193d3520;background:#fff}.help-heading{display:flex;align-items:center;justify-content:space-between}.help-heading h2{font-size:15px;margin:0}.help-heading .icon-button{border:0;background:transparent;margin-right:-10px}.help-panel dl{margin:7px 0 16px}.help-panel dl>div{padding:10px 0;border-bottom:1px solid #eef0e9}.help-panel dt{font-size:11px;font-weight:600}.help-panel dd{margin:4px 0 0;font-size:10px;color:var(--muted);line-height:1.6}.help-panel p{font-size:10px;color:var(--muted);line-height:1.8;margin:0}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap}.noscript{position:fixed;inset:0;display:grid;place-items:center;background:#fff;z-index:50;padding:20px}.app:fullscreen{max-height:none;height:100dvh;width:100vw}
@keyframes spin{to{transform:rotate(360deg)}}
@media(hover:none){.touch-hint{display:inline}.desktop-hint{display:none}}
@media(min-width:761px) and (max-height:730px){.app{grid-template-rows:72px minmax(430px,1fr) 34px;min-height:550px}.sidebar{padding-top:20px;gap:16px}.sidebar-intro p{display:none}.view-button{min-height:66px}.sidebar-footer{display:none}.display-options{padding-top:2px}.toggle-row{padding-top:10px;padding-bottom:10px;min-height:59px}}
@media(max-width:760px){.app{grid-template-columns:1fr;grid-template-rows:68px minmax(320px,1fr) auto 36px;height:100svh;min-height:740px;max-height:none}.header{padding:0 18px;gap:12px}.brand{flex:0 0 auto;gap:8px}.brand-word{font-size:26px}.brand-sub{font-size:8px;letter-spacing:1.8px}.header-title{margin-left:auto}.header-title .eyebrow{display:none}.header h1{font-size:11px;letter-spacing:.035em}.help-button{width:32px;height:32px;margin-left:2px;font-size:17px}.viewer{grid-column:1;grid-row:2}.view-badge{top:17px;left:16px;font-size:10px;padding:9px 11px;gap:7px}.badge-sub{font-size:7px;padding-left:9px;margin-left:5px;letter-spacing:1px}.canvas-tools{top:17px;right:14px;gap:6px}.canvas-tools .icon-button{width:42px;height:42px;border-radius:10px}.canvas-tools .tool-divider{height:1px}.interaction-hint{bottom:17px;padding:9px 13px;font-size:9px}.hint-dot{margin:0 7px}.sidebar{grid-column:1;grid-row:3;display:grid;grid-template-columns:1fr;padding:17px 18px 12px;gap:14px;border-right:0;border-top:1px solid var(--line);overflow:visible}.sidebar-intro{display:none}.view-options{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}.view-button{min-height:64px;border-radius:11px;padding:10px;gap:8px}.view-button strong{font-size:12px}.view-button small{font-size:8px;letter-spacing:0;margin-top:3px}.view-arrow{display:none}.floor-number{font-size:24px;width:24px}.floor-number span{font-size:9px}.view-icon{width:24px}.view-icon svg{width:23px;height:23px}.display-options{border:0;padding:0;display:grid;grid-template-columns:1fr 1fr;gap:18px}.toggle-row{padding:4px 0;min-height:46px}.toggle-row strong{font-size:10px}.toggle-row small{font-size:8px;margin-top:4px}.switch{width:33px;height:20px}.switch span{width:14px;height:14px}.toggle-row[aria-checked=true] .switch span{transform:translateX(13px)}.view-description{font-size:9px;min-height:0;margin-top:-3px}.sidebar-footer{display:none}.footer{padding:0 18px;font-size:8px}.footer>:last-child{display:none}.help-panel{top:17px;right:16px}.desktop-only{display:none}}
@media(max-width:360px){.header{padding:0 13px;gap:9px}.brand-sub{display:none}.sidebar{padding:14px 13px 11px}.view-button{gap:6px;padding:9px}.view-button small{font-size:7px}.display-options{gap:13px}.badge-sub{display:none}}
@media(max-height:650px) and (max-width:760px) and (orientation:landscape){.app{grid-template-columns:210px minmax(0,1fr);grid-template-rows:58px minmax(280px,1fr) 30px;height:100svh;min-height:390px}.header{grid-column:1/-1}.viewer{grid-column:2;grid-row:2}.sidebar{grid-column:1;grid-row:2;padding:14px;gap:12px;border-top:0;border-right:1px solid var(--line);display:flex;flex-direction:column;overflow:auto}.view-options{display:flex;flex-direction:column;gap:6px}.view-button{min-height:52px;padding:8px 12px}.view-button small{display:none}.display-options{display:block}.toggle-row{min-height:42px}.toggle-row small{display:none}.view-description{display:none}.footer{grid-row:3}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition:none!important}.loading-ring{border-top-color:var(--green);border-right-color:var(--green)}}