:root{color-scheme:light;--bg:#f7f8fa;--panel:#ffffffed;--text:#20252c;--secondary:#737d87;--line:#dce1e6;--green:#229b71;--shadow:0 12px 45px #263b4b0d;--river:#edf0f4;--track:#b5d4c8;--node:#f7f8fa;--label:#737e85}*{box-sizing:border-box}body{margin:0;color:var(--text);background:var(--bg);font-family:-apple-system,BlinkMacSystemFont,'Apple SD Gothic Neo','Noto Sans KR',sans-serif;-webkit-font-smoothing:antialiased}body.dark{color-scheme:dark;--bg:#12171c;--panel:#1d242cec;--text:#e5ebef;--secondary:#9aa6b2;--line:#333d45;--green:#67d5ae;--river:#1c252d;--track:#375d50;--node:#12171c;--label:#93a29d}button,input,a{-webkit-tap-highlight-color:transparent}button{font:inherit;color:inherit;background:none;border:0;cursor:pointer}button:focus-visible,a:focus-visible,canvas:focus-visible{outline:2px solid var(--green);outline-offset:4px}button:disabled{opacity:.35;cursor:default}button:hover{color:var(--green)}svg{width:20px;height:20px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}.icon{width:42px;height:42px;display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;font-size:24px;border-radius:12px}.icon:hover{background:color-mix(in srgb,var(--text) 4%,transparent)}#app{height:100dvh;min-height:400px;display:flex;flex-direction:column;overflow:hidden}header{height:94px;display:flex;align-items:center;gap:30px;padding:0 44px;position:relative;z-index:2}.brand{font-size:24px;font-weight:650;letter-spacing:-1.1px;color:var(--text);text-decoration:none;display:flex;align-items:baseline}.brand span{font-weight:350;margin-left:5px}.brand i{width:5px;height:5px;border-radius:50%;background:var(--green);margin-left:5px}.line-pill{display:flex;align-items:center;gap:8px;font-size:14px;border-left:1px solid var(--line);padding-left:28px}.line-pill b,.line-number{background:#20a36a;color:white;border-radius:50%;width:23px;height:23px;display:inline-flex;align-items:center;justify-content:center;font-size:13px;font-weight:600}.header-tools{margin-left:auto;display:flex;gap:12px;align-items:center}.search-button{height:42px;display:flex;gap:10px;align-items:center;border:1px solid var(--line);background:var(--panel);border-radius:13px;padding:0 14px;font-size:14px;min-width:215px;color:var(--secondary)}kbd{margin-left:auto;font:12px inherit;opacity:.6}#stage{position:relative;flex:1;min-height:0}canvas{width:100%;height:100%;display:block;touch-action:none;outline:none;cursor:grab}canvas:active{cursor:grabbing}.map-heading{position:absolute;top:12px;left:44px;pointer-events:none}.eyebrow{font-size:11px;letter-spacing:2.2px;font-weight:600;color:var(--secondary)}h1{font-size:28px;letter-spacing:-1.3px;font-weight:500;margin:12px 0 7px}.map-heading p{font-size:13px;color:var(--secondary);margin:0}.map-controls{position:absolute;right:42px;bottom:25px;display:flex;background:var(--panel);padding:4px;border:1px solid var(--line);border-radius:16px;align-items:center;box-shadow:var(--shadow);backdrop-filter:blur(12px)}.map-controls span{width:1px;height:16px;background:var(--line)}.view-hint{position:absolute;left:44px;bottom:37px;font-size:12px;color:var(--secondary);pointer-events:none}footer{height:70px;padding:0 44px;display:flex;align-items:center;border-top:1px solid var(--line);gap:15px;background:var(--bg);z-index:2}.live-summary{display:flex;gap:11px;align-items:center;font-size:13px}.live-summary strong{font-weight:500}.divider{height:12px;width:1px;background:var(--line)}#updated{font-size:12px;color:var(--secondary);font-variant-numeric:tabular-nums}.status-dot{width:6px;height:6px;border-radius:50%;background:var(--secondary)}.status-dot.ok{background:var(--green)}.status-dot.demo{background:#ba9351}.footer-tools{margin-left:auto;display:flex;align-items:center;gap:15px;font-size:13px;color:var(--secondary)}#demo[aria-pressed=true]{background:#a786481a;color:#a78648;border-radius:8px;padding:7px 11px}.info{font:italic 17px Georgia,serif;border:1px solid var(--line);border-radius:50%;width:25px;height:25px}.demo-banner{position:absolute;left:50%;top:14px;transform:translateX(-50%);background:var(--panel);border:1px solid #b895593b;border-radius:25px;padding:9px 15px;font-size:13px;color:#aa8747;white-space:nowrap}.demo-banner span{color:var(--secondary);margin-left:8px;font-size:12px}.notice{position:absolute;top:115px;left:44px;max-width:310px;font-size:13px;line-height:1.6;color:var(--secondary);padding:12px 15px;border:1px solid var(--line);background:var(--panel);border-radius:12px}.detail{position:absolute;right:42px;top:20px;width:300px;padding:25px;background:var(--panel);border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);backdrop-filter:blur(20px);max-height:calc(100% - 105px);overflow:auto}.close{position:absolute;right:10px;top:10px;color:var(--secondary)}.detail h2{font-size:25px;letter-spacing:-.8px;font-weight:550;margin:13px 0 6px}.detail p{color:var(--secondary);font-size:13px;line-height:1.65;margin:7px 0}.detail .heading-row{display:flex;align-items:center;gap:9px;margin-top:15px}.detail .heading-row h2{margin:0}.detail .star{font-size:22px;margin-left:auto;padding:10px 0 10px 10px}.detail .stat-row{border-top:1px solid var(--line);display:flex;justify-content:space-between;padding:14px 0;font-size:14px}.detail .stat-row span{color:var(--secondary)}.detail .stat-row strong{font-weight:500}.detail .small{font-size:12px}.arrival{padding:13px 0;border-top:1px solid var(--line)}.arrival b{font-size:14px;font-weight:500}.arrival p{margin:5px 0 0}#favorite-bar{position:absolute;top:14px;right:44px;display:flex;gap:7px}#favorite-bar button{font-size:13px;padding:8px 12px;border-radius:20px;background:var(--panel);border:1px solid var(--line);color:var(--secondary)}dialog{background:var(--panel);color:var(--text);border:1px solid var(--line);border-radius:22px;box-shadow:var(--shadow);width:min(480px,calc(100% - 32px));padding:0;max-height:80dvh}dialog::backdrop{background:#1b243344;backdrop-filter:blur(5px)}.dialog-top{display:flex;align-items:center;padding:14px 14px 14px 22px;gap:13px;border-bottom:1px solid var(--line)}input{font:16px inherit;font-size:16px;min-width:0;width:100%;border:0;outline:none;background:transparent;color:var(--text)}#search-results{max-height:390px;overflow:auto;padding:8px}#search-results button{display:flex;align-items:center;gap:14px;padding:13px 16px;width:100%;text-align:left;border-radius:10px;font-size:15px}#search-results button:hover{background:var(--river)}#search-results small{margin-left:auto;color:var(--secondary);font-size:12px}.dialog-foot{font-size:12px;color:var(--secondary);border-top:1px solid var(--line);margin:0;padding:14px 24px}#info-dialog{padding:32px}#info-dialog h2{font-size:23px;font-weight:500}#info-dialog p{font-size:14px;line-height:1.85;color:var(--secondary)}#info-dialog a{font-size:13px;color:var(--green);text-underline-offset:4px}[hidden]{display:none!important}@media(max-width:640px){header{height:76px;padding:0 20px;gap:15px}.brand{font-size:22px}.line-pill{padding-left:15px}.line-pill>span{display:none}.header-tools{gap:4px}.search-button{min-width:0;width:42px;padding:10px;border:0;background:none}.search-button span,kbd{display:none}.map-heading{left:22px;top:10px}h1{font-size:25px}.map-controls{right:20px;bottom:18px}.view-hint{left:22px;bottom:33px;max-width:140px;font-size:11px}footer{padding:0 20px;height:70px;padding-bottom:env(safe-area-inset-bottom)}.live-summary{gap:7px;font-size:12px}.divider{display:none}#updated{font-size:11px;max-width:80px}.footer-tools{gap:10px;font-size:12px}#pause{font-size:0}#pause:after{content:'Ⅱ';font-size:16px}#pause[aria-pressed=true]:after{content:'▷'}.detail{right:16px;left:16px;top:auto;bottom:76px;width:auto;max-height:48%;padding:20px}.detail h2{font-size:23px}.demo-banner{top:105px;left:22px;transform:none;font-size:12px}.demo-banner span{display:none}#favorite-bar{right:20px;top:13px;max-width:45%;flex-wrap:wrap;justify-content:flex-end}.notice{left:22px;top:140px;max-width:260px}.eyebrow{font-size:10px}.detail .stat-row{padding:10px 0}}

.line-legend{display:flex;gap:18px;align-items:center;color:var(--secondary);font-size:12px}.line-legend span{display:flex;align-items:center;gap:7px}.line-legend i{width:7px;height:7px;border-radius:50%}.line-two{background:#10a643}.line-nine{background:#b58600}.focus-button{pointer-events:auto;margin-top:15px;border:1px solid var(--line);border-radius:20px;padding:8px 12px;background:var(--bg);color:var(--text);font:inherit;font-size:12px;cursor:pointer}.replay-speed{font-size:11px;opacity:.55;margin-left:5px}.map-heading h1{font-size:28px;font-weight:500;letter-spacing:-1.4px}.demo-banner{font-size:11px;opacity:.75}.line-number{flex-shrink:0}.map-heading{pointer-events:none}@media(max-width:640px){.line-legend{gap:10px;font-size:11px}.map-heading h1{font-size:24px}.demo-banner{top:24px}.focus-button{font-size:11px}}

/* Quiet framing: the moving network remains the primary surface. */
header{height:82px}.brand{font-size:22px}.map-heading .eyebrow{display:none}.map-heading h1{font-size:25px;letter-spacing:-1px;margin-top:8px}.map-heading p{font-size:12px}.focus-button{background:var(--panel);border-color:color-mix(in srgb,var(--text) 7%,transparent);box-shadow:0 2px 8px #00000003}.map-controls{border-color:color-mix(in srgb,var(--text) 7%,transparent);box-shadow:0 8px 32px #17283808;border-radius:18px}.map-controls .icon{width:38px;height:38px}.detail{border-color:color-mix(in srgb,var(--text) 7%,transparent);border-radius:22px;backdrop-filter:blur(24px)}footer{border-top:0;height:62px}.search-button{border-color:color-mix(in srgb,var(--text) 7%,transparent);border-radius:16px}.view-hint{opacity:.65}@media(max-width:640px){header{height:70px}.map-heading h1{font-size:22px}footer{height:60px}.map-controls .icon{width:36px;height:36px}}