:root{color-scheme:dark;--bg:#101010;--panel:#1a1a1a;--text:#ddd;--purple:#b66bd7;--orange:#f69b43}
*{box-sizing:border-box}[hidden]{display:none!important}html,body{height:100%;margin:0;overflow:hidden}
body{background:var(--bg);color:var(--text);font:12px/1.5 Arial,"Segoe UI",sans-serif}button,input,select{font:inherit}button{cursor:pointer}button:disabled{cursor:default;opacity:.25}button:focus-visible,input:focus-visible,select:focus-visible{outline:1px solid color-mix(in srgb,var(--panel) 45%,var(--text));outline-offset:3px}
.landing{height:100%;display:flex;align-items:center;justify-content:center;flex-direction:column;padding:24px}.wordmark{font-size:24px;letter-spacing:-1.5px;font-weight:800;margin-bottom:24px}.wordmark span{font-weight:300}.landing h1{font-size:38px;line-height:1.1;margin:0 0 34px;letter-spacing:-1px}.dropzone{width:min(420px,90vw);display:flex;align-items:center;justify-content:center;gap:20px;border:1px dashed #383838;border-radius:8px;background:none;color:#ddd;padding:36px 24px}.dropzone:hover{background:#171717;border-color:#777}.dropzone svg{width:30px;height:30px;fill:none;stroke:currentColor;stroke-width:1.5}.dropzone span{font-size:15px}.demo-link{border:0;background:none;color:#777;font-size:11px;margin-top:20px}.demo-link:hover{color:#ddd}
main{height:100%;display:grid;grid-template-columns:minmax(0,1fr);grid-template-rows:minmax(170px,1fr) 64px 136px;padding:68px 24px 18px;gap:14px}.toolbar{position:absolute;right:26px;top:22px;display:flex;align-items:center;gap:20px;z-index:5}.toolbar>button{width:24px;height:26px;display:grid;place-items:center;border:0;background:none;color:#aaa;padding:0}.toolbar>button:hover{color:#eee}.toolbar svg{width:21px;height:21px;fill:none;stroke:currentColor;stroke-width:1.6;stroke-linecap:round;stroke-linejoin:round}
.field-area{grid-row:1/3;grid-column:1;position:relative;display:flex;align-items:center;justify-content:center;min-height:0;overflow:hidden}#field{display:block;height:100%;width:auto;aspect-ratio:4/3;max-width:100%;max-height:480px;background:#000;touch-action:none;cursor:none}#field:focus,#timeline:focus{outline:none}#field:focus-visible,#timeline:focus-visible{outline:1px solid color-mix(in srgb,var(--panel) 55%,var(--text));outline-offset:2px}
.overview{grid-row:2;grid-column:1;z-index:1;background:var(--panel);border-radius:10px;padding:9px 20px}.overview-line{display:flex;align-items:center;gap:12px;height:20px}.overview-line button{width:18px;border:0;background:none;color:#ddd;padding:0;font-size:11px}.seek-wrap{flex:1;position:relative;display:flex;align-items:center;height:20px}.seek-wrap #seek{position:relative;z-index:1;width:100%;height:12px;margin:0;accent-color:#eee}.seek-wrap #overviewMarkers{position:absolute;inset:0;width:100%;height:20px;pointer-events:none;z-index:2}.overview-info{display:flex;justify-content:center;align-items:center;gap:8px;margin-top:4px;font-size:11px;font-variant-numeric:tabular-nums}.overview-info strong{font-weight:400}.overview-info>span{color:#888}.overview-info select{margin-left:6px;border:0;background:transparent;color:#999;padding:0;font-size:10px}#judgmentInfo{display:flex;align-items:center;gap:8px;margin-left:8px}#judgmentInfo button{border:0;background:none;font-size:10px;padding:0;white-space:nowrap}#judgmentInfo b{font-weight:400}.result-100{color:#68d37b}.result-miss{color:#f25555}
.tracks{grid-row:3;grid-column:1;position:relative;min-height:0;overscroll-behavior:none}#timeline{width:100%;height:100%;display:block;touch-action:none;cursor:crosshair;overscroll-behavior:none}.key-edit-status{position:absolute;right:8px;top:0;color:#bbb;background:#202020e8;border-radius:4px;padding:1px 6px;font-size:10px;font-variant-numeric:tabular-nums;pointer-events:none}
.popover{position:absolute;z-index:6;right:24px;top:64px;width:260px;max-height:calc(100vh - 90px);overflow:auto;border:1px solid #303030;border-radius:8px;background:var(--panel);padding:18px 20px;box-shadow:0 12px 36px #0006}.popover header{display:flex;align-items:center;justify-content:space-between;margin-bottom:18px;font-size:12px}.popover header button{background:none;border:0;color:#888;padding:0;font-size:17px}.map-info-title{font-size:11px;line-height:1.7;color:#aaa;margin:0 0 20px}.map-facts{display:grid;grid-template-columns:1fr auto;gap:10px 14px;margin:0}.map-facts dt{font-size:11px;color:#888}.map-facts dd{font-size:12px;color:#ddd;margin:0;font-variant-numeric:tabular-nums}
.save-overlay{position:fixed;inset:0;z-index:12;display:flex;align-items:center;justify-content:center;background:#0006;backdrop-filter:blur(4px)}
.save-box{width:min(540px,calc(100vw - 32px));border:1px solid color-mix(in srgb,var(--panel) 78%,var(--text));border-radius:12px;background:linear-gradient(155deg,color-mix(in srgb,var(--panel) 97%,var(--text)),var(--panel) 70%);color:var(--text);padding:32px 28px 28px;text-align:center;box-shadow:0 30px 85px -18px #000a,0 8px 26px #0005,inset 0 1px 0 color-mix(in srgb,var(--text) 8%,transparent)}
.save-box h2{font-size:28px;line-height:1.2;font-weight:600;letter-spacing:-.4px;margin:0 0 28px;color:inherit}
.save-box>div{display:flex;align-items:center;justify-content:center;gap:10px;flex-wrap:wrap}
.save-box button{border:1px solid color-mix(in srgb,var(--panel) 76%,var(--text));border-radius:4px;background:color-mix(in srgb,var(--panel) 90%,var(--text));color:inherit;padding:11px 17px;font-size:14px;line-height:20px;font-weight:600;white-space:nowrap;box-shadow:0 2px 4px #0002,inset 0 1px 0 color-mix(in srgb,var(--text) 6%,transparent);transition:transform 160ms ease,box-shadow 160ms ease,background 160ms ease,border-color 160ms ease}
.save-box button:hover:not(:disabled){background:color-mix(in srgb,var(--panel) 83%,var(--text));border-color:color-mix(in srgb,var(--panel) 62%,var(--text));transform:translateY(-2px);box-shadow:0 8px 18px -7px #0008,inset 0 1px 0 color-mix(in srgb,var(--text) 8%,transparent)}
.save-box button:active:not(:disabled){transform:translateY(0) scale(.98);box-shadow:inset 0 1px 3px #0003;transition-duration:70ms}
.save-box button:focus-visible{outline:2px solid color-mix(in srgb,var(--panel) 45%,var(--text));outline-offset:2px}
:root[data-theme="light"]{color-scheme:light;--bg:#f2f2f2;--panel:#fff;--text:#3b3b3b}
:root[data-theme="dark"]{color-scheme:dark;--bg:#101010;--panel:#1a1a1a;--text:#ddd}
@media(max-width:420px){.save-box{padding:24px 18px 20px}.save-box h2{font-size:24px}.save-box button{padding:10px 12px;font-size:13px}}

#toast{position:fixed;bottom:18px;left:50%;transform:translateX(-50%);z-index:20;max-width:min(600px,90vw);width:max-content;border:1px solid #363036;border-radius:6px;background:#211e22;color:#ccc;padding:9px 14px;font-size:11px}#toast.error{border-color:#754c56;color:#efb5c1}#busy{position:fixed;inset:0;z-index:25;display:grid;place-items:center;background:#101010a0}#busy span{height:25px;width:25px;border:2px solid #444;border-top-color:#aaa;border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}
@media(max-width:600px){main{padding:62px 14px 12px;gap:10px;grid-template-rows:minmax(140px,1fr) 62px 120px}.toolbar{right:18px;top:19px;gap:18px}.overview{padding:8px 12px}.overview-info{font-size:10px;gap:5px}#judgmentInfo{gap:6px;margin-left:4px}#judgmentInfo button{font-size:9px}.popover{right:14px}}
@media(max-height:600px){main{padding-top:50px;grid-template-rows:minmax(120px,1fr) 60px 105px;gap:8px}.toolbar{top:14px}.popover{top:48px;max-height:calc(100vh - 62px)}}

.save-box button:disabled{opacity:.45;cursor:default}

::selection{background:color-mix(in srgb,var(--panel) 68%,var(--text));color:var(--text)}
.seek-wrap #seek{appearance:none;-webkit-appearance:none;height:18px;background:transparent;outline:none;cursor:pointer}
.seek-wrap #seek:focus-visible{outline:none}
#seek::-webkit-slider-runnable-track{height:4px;border-radius:99px;background:color-mix(in srgb,var(--panel) 63%,var(--text));box-shadow:inset 0 1px 2px #0003}
#seek::-webkit-slider-thumb{appearance:none;-webkit-appearance:none;width:12px;height:12px;margin-top:-4px;border:1px solid color-mix(in srgb,var(--text) 85%,var(--panel));border-radius:50%;background:var(--text);box-shadow:0 1px 5px #0005;transition:box-shadow 140ms ease,transform 140ms ease}
#seek:hover::-webkit-slider-thumb{transform:scale(1.1)}
#seek:focus-visible::-webkit-slider-thumb{box-shadow:0 0 0 3px color-mix(in srgb,var(--text) 16%,transparent),0 1px 5px #0005}
#seek::-moz-range-track{height:4px;border-radius:99px;background:color-mix(in srgb,var(--panel) 63%,var(--text))}
#seek::-moz-range-thumb{width:12px;height:12px;border:0;border-radius:50%;background:var(--text);box-shadow:0 1px 5px #0005}
#speed{min-width:62px;border:1px solid color-mix(in srgb,var(--panel) 84%,var(--text));border-radius:6px;background:var(--panel);color:var(--text);padding:3px 7px;font-size:10px;cursor:pointer}
#speed:focus-visible{outline:1px solid color-mix(in srgb,var(--panel) 48%,var(--text));outline-offset:2px}
#speed,#speed::picker(select){appearance:base-select}
#speed::picker-icon{color:var(--text);opacity:.6;transition:transform 160ms ease}
#speed:open::picker-icon{transform:rotate(180deg)}
#speed::picker(select){min-width:90px;margin-block:6px;padding:5px;border:1px solid color-mix(in srgb,var(--panel) 78%,var(--text));border-radius:9px;background:var(--panel);color:var(--text);box-shadow:0 12px 32px #0005,0 3px 9px #0003;opacity:0;transform:translateY(-4px);transition:opacity 140ms ease,transform 140ms ease,display 140ms allow-discrete,overlay 140ms allow-discrete}
#speed::picker(select):popover-open{opacity:1;transform:translateY(0)}
@starting-style{#speed::picker(select):popover-open{opacity:0;transform:translateY(-4px)}}
#speed option{display:flex;gap:16px;align-items:center;padding:7px 9px;border-radius:5px;background:var(--panel);color:var(--text);font-size:11px;outline:none;cursor:pointer;transition:background 120ms ease}
#speed option:hover,#speed option:focus{background:color-mix(in srgb,var(--panel) 88%,var(--text));color:var(--text)}
#speed option:checked{background:color-mix(in srgb,var(--panel) 83%,var(--text));font-weight:600}
#speed option::checkmark{content:'✓';order:1;margin-inline-start:auto;color:inherit;font-size:11px}
:root[data-theme="light"] .save-box{box-shadow:0 30px 80px -18px #0005,0 6px 22px #0002,inset 0 1px 0 #fff}
.save-box button:disabled{box-shadow:none}


@media(prefers-reduced-motion:reduce){.save-overlay,.save-box{animation:none}.save-box button,#seek::-webkit-slider-thumb,#speed::picker-icon,#speed::picker(select),#speed option{transition:none}.save-box button:hover:not(:disabled){transform:none}}

.toolbar>#hrToggle{width:32px;border-radius:5px;font-size:11px;font-weight:600;transition:background 160ms ease,color 160ms ease,box-shadow 160ms ease}.toolbar>#hrToggle[aria-pressed="true"]{color:var(--text);background:color-mix(in srgb,var(--panel) 80%,var(--text));box-shadow:inset 0 0 0 1px color-mix(in srgb,var(--panel) 60%,var(--text))}

.toolbar>#openMap{width:32px;font-size:11px;font-weight:600;border-radius:5px}