.tool-app .sw-app{display:flex;flex-direction:column;gap:16px;color:var(--zl-ink)}
.tool-app .sw-app *{box-sizing:border-box}
.tool-app .sw-top{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:10px}
.tool-app .modes{display:inline-flex;gap:4px;padding:4px;border-radius:999px;background:var(--zl-surface-2);border:1px solid var(--zl-line)}
.tool-app .mode-btn{min-height:44px;padding:0 18px;border:0;border-radius:999px;background:transparent;color:var(--zl-muted);font:600 15px var(--zl-font-head);cursor:pointer}
.tool-app .mode-btn.active{background:var(--zl-surface);color:var(--zl-ink);box-shadow:0 0 0 1px var(--zl-line-2)}
.tool-app .mode-btn:hover{color:var(--zl-ink)}
.tool-app .top-actions{display:flex;flex-wrap:wrap;gap:8px}
.tool-app .top-actions button{min-height:44px}
.tool-app .view{display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr);gap:16px;align-items:start}
.tool-app .view[hidden]{display:none}
.tool-app .sw-main{display:flex;flex-direction:column;gap:14px;background:var(--zl-surface-2);border:1px solid var(--zl-line);border-radius:var(--zl-r);padding:18px}
.tool-app .sw-display{display:flex;justify-content:center}
.tool-app .ring-wrap{position:relative;width:min(100%,360px);aspect-ratio:1}
.tool-app .ring-wrap svg{position:absolute;inset:0;width:100%;height:100%;transform:rotate(-90deg)}
.tool-app .ring-track{fill:none;stroke:var(--zl-line);stroke-width:10}
.tool-app .ring-progress{fill:none;stroke:var(--zl-accent);stroke-width:10;stroke-linecap:round;transition:stroke-dashoffset .12s linear}
.tool-app .time-wrap{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;text-align:center}
.tool-app .main-time{margin:0;font:600 clamp(30px,4.2vw,46px)/1 var(--zl-font-head);font-variant-numeric:tabular-nums;letter-spacing:-.01em;color:var(--zl-ink);white-space:nowrap}
.tool-app .main-time .ms{font-size:.55em;color:var(--zl-muted);margin-left:1px}
.tool-app .subtext{margin:0;color:var(--zl-muted);font:500 14px var(--zl-font-head)}
.tool-app .is-running .subtext{color:var(--zl-accent)}
.tool-app .timer-finished .ring-progress{stroke:var(--zl-danger)}
.tool-app .timer-finished .main-time{color:var(--zl-danger);animation:zlSwBlink 1s steps(2,start) 4}
.tool-app .timer-finished .subtext{color:var(--zl-danger)}
@keyframes zlSwBlink{to{opacity:.35}}
@media (prefers-reduced-motion:reduce){.tool-app .timer-finished .main-time{animation:none}.tool-app .ring-progress{transition:none}}
.tool-app .controls{display:flex;flex-wrap:wrap;justify-content:center;gap:10px}
.tool-app .controls button{min-width:120px;min-height:48px}
.tool-app .sw-side{display:flex;flex-direction:column;gap:14px;min-width:0}
.tool-app .stats{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}
.tool-app .stat{background:var(--zl-surface);border:1px solid var(--zl-line);border-radius:14px;padding:10px 12px;min-width:0}
.tool-app .stat small{display:block;color:var(--zl-muted);font-size:13px;margin-bottom:2px}
.tool-app .stat strong{display:block;font:600 16px var(--zl-font-head);font-variant-numeric:tabular-nums;overflow-wrap:anywhere}
.tool-app .lap-card{border:1px solid var(--zl-line);border-radius:var(--zl-r);padding:14px;background:var(--zl-surface)}
.tool-app .lap-card .zl-ui-title{margin-bottom:8px}
.tool-app .lap-list{max-height:340px;overflow:auto}
.tool-app .lap-list .empty{margin:0;color:var(--zl-muted);font-size:15px}
.tool-app .laps{list-style:none;margin:0;padding:0}
.tool-app .lap-item{display:grid;grid-template-columns:70px 1fr auto;gap:8px;align-items:center;padding:9px 2px;border-top:1px solid var(--zl-line);font-variant-numeric:tabular-nums}
.tool-app .lap-item:first-child{border-top:0}
.tool-app .lap-no{font:600 14px var(--zl-font-head);color:var(--zl-muted)}
.tool-app .lap-time{font:600 16px var(--zl-font-head);display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.tool-app .lap-total{color:var(--zl-muted);font-size:14px;text-align:right}
.tool-app .lap-tag{font:500 12px var(--zl-font-head);padding:2px 8px;border-radius:999px}
.tool-app .lap-tag.fast{background:var(--zl-success-soft);color:var(--zl-success)}
.tool-app .lap-tag.slow{background:var(--zl-warning-soft);color:var(--zl-warning)}
.tool-app .fields{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:10px}
.tool-app .field{display:flex;flex-direction:column;gap:6px}
.tool-app .field label{font:600 14px var(--zl-font-head)}
.tool-app .field input{width:100%;min-height:48px;padding:0 12px;font-size:18px;font-variant-numeric:tabular-nums}
.tool-app .preset-row{display:flex;flex-wrap:wrap;gap:8px}
.tool-app .preset{min-height:44px;padding:0 16px;border-radius:999px;border:1.5px solid var(--zl-line-2);background:var(--zl-surface);color:var(--zl-ink);font:500 14px var(--zl-font-head);cursor:pointer}
.tool-app .preset:hover{border-color:var(--zl-accent)}
.tool-app .sw-keys{margin:0;color:var(--zl-muted);font-size:14px}
.tool-app .sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
/* full screen: only the active clock and its buttons */
.tool-app .sw-app:fullscreen,.tool-app .sw-app.is-fs{background:var(--zl-bg);padding:24px;justify-content:center;overflow:auto}
.tool-app .sw-app:-webkit-full-screen{background:var(--zl-bg);padding:24px;justify-content:center}
.tool-app .sw-app.is-fs{position:fixed;inset:0;z-index:3000}
html.sw-fs-lock{overflow:hidden}
.tool-app .sw-app:fullscreen .modes,.tool-app .sw-app:fullscreen #sampleBtn,.tool-app .sw-app:fullscreen .sw-side,.tool-app .sw-app:fullscreen .sw-keys,
.tool-app .sw-app.is-fs .modes,.tool-app .sw-app.is-fs #sampleBtn,.tool-app .sw-app.is-fs .sw-side,.tool-app .sw-app.is-fs .sw-keys{display:none}
.tool-app .sw-app:fullscreen .sw-top,.tool-app .sw-app.is-fs .sw-top{position:absolute;top:16px;right:16px}
.tool-app .sw-app:fullscreen .view,.tool-app .sw-app.is-fs .view{grid-template-columns:1fr}
.tool-app .sw-app:fullscreen .view[hidden],.tool-app .sw-app.is-fs .view[hidden]{display:none}
.tool-app .sw-app:fullscreen .sw-main,.tool-app .sw-app.is-fs .sw-main{background:transparent;border:0;gap:28px}
.tool-app .sw-app:fullscreen .ring-wrap,.tool-app .sw-app.is-fs .ring-wrap{width:auto;aspect-ratio:auto}
.tool-app .sw-app:fullscreen .ring-wrap svg,.tool-app .sw-app.is-fs .ring-wrap svg{display:none}
.tool-app .sw-app:fullscreen .time-wrap,.tool-app .sw-app.is-fs .time-wrap{position:static;gap:14px}
.tool-app .sw-app:fullscreen .main-time,.tool-app .sw-app.is-fs .main-time{font-size:min(15vw,30vh)}
.tool-app .sw-app:fullscreen .subtext,.tool-app .sw-app.is-fs .subtext{font-size:clamp(16px,2.4vw,26px)}
.tool-app .sw-app:fullscreen .controls button,.tool-app .sw-app.is-fs .controls button{min-height:56px;min-width:150px;font-size:18px}
@media (max-width:900px){
.tool-app .view{grid-template-columns:1fr}
}
@media (max-width:560px){
.tool-app .sw-top{flex-direction:column;align-items:stretch}
.tool-app .modes{display:grid;grid-template-columns:1fr 1fr}
.tool-app .top-actions button{flex:1 1 auto;padding:0 12px;font-size:14px;white-space:nowrap}
.tool-app .mode-btn{padding:0 8px;font-size:14.5px;white-space:nowrap}
.tool-app .top-actions #fullscreenBtn svg{display:none}
.tool-app .sw-main{padding:14px}
.tool-app .main-time{font-size:clamp(28px,9vw,40px)}
.tool-app .controls{display:grid;grid-template-columns:repeat(auto-fit,minmax(90px,1fr))}
.tool-app .controls button{min-width:0}
.tool-app .stats{grid-template-columns:1fr 1fr 1fr}
.tool-app .stat strong{font-size:14px}
.tool-app .lap-item{grid-template-columns:56px 1fr;}
.tool-app .lap-total{grid-column:2;text-align:left}
.tool-app .sw-app.is-fs .sw-top{position:static}
.tool-app .sw-app.is-fs .top-actions{grid-template-columns:1fr}
}
@media (max-width:900px){.tool-app #view-timer .sw-side{order:-1}}