:root{color-scheme:light;--bg: #f4f6fb;--surface: #ffffff;--ink: #141a2a;--muted: #6b7385;--border: #e4e7ef;--accent: #2f6df6;--accent-soft: #eaf0ff;--accent-ink: #ffffff;--night: #3b4a7a;--morning: #f0a828;--day: #2f9e6f;--evening: #a05ad6;--radius: 12px;font-family:system-ui,-apple-system,Segoe UI,Roboto,Helvetica Neue,sans-serif}*{box-sizing:border-box}body{margin:0;background:radial-gradient(1100px 520px at 15% -10%,#e8efff,#e8efff00 60%),var(--bg);color:var(--ink);font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased;min-height:100vh}h1,h2,h3,h4{line-height:1.2;margin:0 0 .4em;letter-spacing:-.015em}h1{font-size:1.35rem;font-weight:800}h2{font-size:1.1rem;font-weight:700}p{margin:0 0 .5em}.muted{color:var(--muted);font-size:.9rem}button{font:inherit;cursor:pointer;background:var(--accent);color:var(--accent-ink);border:0;border-radius:var(--radius);padding:9px 16px;font-weight:600;transition:filter .12s,transform .05s,border-color .12s,background .12s}button:hover{filter:brightness(1.06)}button:active{transform:translateY(1px)}button:disabled{opacity:.45;cursor:not-allowed}button.secondary{background:var(--surface);color:var(--ink);border:1px solid var(--border);box-shadow:0 1px 2px #1018280a}button.secondary:hover{border-color:#c9d0e0;filter:none}input,select{font:inherit;color:var(--ink);background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:9px 12px;width:100%}input:focus,select:focus,button:focus-visible{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px #2f6df62e}label{font-size:.82rem;font-weight:600;display:block;margin-bottom:5px;color:var(--muted)}.container{max-width:1040px;margin:0 auto;padding:0 22px}.card{background:var(--surface);border:1px solid var(--border);border-radius:16px;padding:20px;box-shadow:0 1px 2px #1018280d}.topbar{background:linear-gradient(120deg,#101a33,#1c2c55 55%,#24407a);color:#fff;padding:18px 0;box-shadow:0 8px 26px #101a332e}.topbar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px}.brand{display:flex;align-items:center;gap:13px}.brand h1{margin:0;color:#fff}.brand-sub{margin:0;font-size:.85rem;color:#ffffffad}.brand-mark{width:34px;height:34px;border-radius:50%;background:conic-gradient(from 200deg,#ffd27a,#ffd27a 150deg,#2b3f74 150deg,#2b3f74 360deg);border:2px solid rgba(255,255,255,.65);flex:none}.seg{display:inline-flex;background:#ffffff1f;border-radius:999px;padding:3px;gap:2px}.seg-btn{background:transparent;color:#ffffffbf;border-radius:999px;padding:6px 14px;font-size:.85rem}.seg-btn:hover{filter:none;color:#fff}.seg-btn.is-on{background:#fff;color:#16203a}.main{padding-top:26px;padding-bottom:44px;display:grid;grid-template-columns:minmax(0,1fr);gap:18px}.main>*{min-width:0}.compare{display:grid;grid-template-columns:1fr auto 1fr;gap:16px;align-items:stretch}.panel{position:relative;overflow:hidden;border:1px solid var(--border);border-radius:18px;background:var(--surface);padding:20px;box-shadow:0 6px 22px #1018280f;display:flex;flex-direction:column;gap:10px}.panel:before{content:"";position:absolute;inset:0 0 auto 0;height:5px}.panel.phase-night:before{background:linear-gradient(90deg,#2b3566,#5566a8)}.panel.phase-morning:before{background:linear-gradient(90deg,#f0a828,#ffd27a)}.panel.phase-day:before{background:linear-gradient(90deg,#2f9e6f,#7fd0a5)}.panel.phase-evening:before{background:linear-gradient(90deg,#a05ad6,#d9a6f5)}.panel.phase-night{background:linear-gradient(180deg,#f4f6ff,#fff 55%)}.panel.phase-morning{background:linear-gradient(180deg,#fff8ec,#fff 55%)}.panel.phase-day{background:linear-gradient(180deg,#f0fbf5,#fff 55%)}.panel.phase-evening{background:linear-gradient(180deg,#faf3ff,#fff 55%)}.panel-top{display:flex;align-items:center;justify-content:space-between;gap:10px}.tag{font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.offset-chip{font-size:.75rem;font-weight:700;color:#33406b;background:#2f6df61a;border-radius:999px;padding:3px 10px}.clock{display:flex;align-items:baseline;gap:8px;margin-top:4px}.clock-time{font-size:clamp(3rem,8vw,4.4rem);font-weight:800;letter-spacing:-.035em;font-variant-numeric:tabular-nums;line-height:1}.clock-suffix{font-size:1.1rem;font-weight:700;color:var(--muted)}.panel-meta{display:flex;align-items:center;gap:10px;flex-wrap:wrap}.date{font-weight:600}.day-shift{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;background:#fff2d9;color:#8a5b00;border-radius:999px;padding:2px 9px}.phase-row{display:flex;align-items:center;gap:8px;font-size:.9rem;color:var(--muted)}.phase-dot{width:9px;height:9px;border-radius:50%;display:inline-block}.phase-dot-night{background:var(--night)}.phase-dot-morning{background:var(--morning)}.phase-dot-day{background:var(--day)}.phase-dot-evening{background:var(--evening)}.middle{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:12px;min-width:150px}.diff{text-align:center}.diff-value{display:block;font-weight:800;font-size:1.05rem}.diff-note{display:block;font-size:.78rem;color:var(--muted)}.swap{padding:8px 18px}.picker{position:relative}.picker-trigger{width:100%;background:#ffffffbf;border:1px solid var(--border);border-radius:12px;color:var(--ink);text-align:left;padding:9px 34px 9px 13px;display:block;box-shadow:0 1px 2px #1018280a}.picker-trigger:hover{filter:none;border-color:#c4cde2}.picker-city{display:block;font-weight:700;font-size:1.05rem;line-height:1.25}.picker-country{display:block;font-size:.8rem;color:var(--muted);font-weight:500}.picker-caret{position:absolute;right:14px;top:50%;width:8px;height:8px;border-right:2px solid var(--muted);border-bottom:2px solid var(--muted);transform:translateY(-70%) rotate(45deg)}.picker-pop{position:absolute;z-index:30;top:calc(100% + 6px);left:0;right:0;background:var(--surface);border:1px solid var(--border);border-radius:14px;box-shadow:0 18px 44px #1018282e;padding:10px}.picker-search{margin-bottom:8px}.picker-list{max-height:300px;overflow-y:auto}.picker-region{font-size:.68rem;text-transform:uppercase;letter-spacing:.08em;font-weight:700;color:var(--muted);padding:10px 8px 4px}.picker-option{width:100%;background:transparent;color:var(--ink);text-align:left;padding:7px 9px;border-radius:9px;display:flex;align-items:baseline;gap:8px;font-weight:500}.picker-option:hover{filter:none;background:var(--accent-soft)}.picker-option.is-active{background:var(--accent);color:#fff}.picker-option.is-active .opt-country{color:#fffc}.opt-city{font-weight:600}.opt-country{font-size:.82rem;color:var(--muted)}.picker-empty{padding:14px 10px;color:var(--muted);font-size:.9rem}.quick{display:flex;align-items:center;gap:14px;flex-wrap:wrap;padding:14px 20px}.quick-label{font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.quick-chips{display:flex;gap:8px;flex-wrap:wrap}.chip{background:var(--surface);color:var(--ink);border:1px solid var(--border);border-radius:999px;padding:6px 14px;font-size:.9rem;display:inline-flex;align-items:baseline;gap:7px}.chip:hover{filter:none;border-color:var(--accent)}.chip-country{font-size:.74rem;color:var(--muted)}.chip.is-on{background:var(--accent);color:#fff;border-color:var(--accent)}.chip.is-on .chip-country{color:#ffffffd1}.scrub-head{display:flex;justify-content:space-between;align-items:flex-start;gap:16px;flex-wrap:wrap}.scrub-state{display:flex;align-items:center;gap:12px}.scrub-value{font-weight:700;font-variant-numeric:tabular-nums}.slider{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:100%;background:transparent;padding:12px 0 4px;border:0}.slider:focus{box-shadow:none}.slider::-webkit-slider-runnable-track{height:6px;border-radius:999px;background:linear-gradient(90deg,#dfe5f3,var(--accent) 50%,#dfe5f3)}.slider::-moz-range-track{height:6px;border-radius:999px;background:linear-gradient(90deg,#dfe5f3,var(--accent) 50%,#dfe5f3)}.slider::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:22px;height:22px;margin-top:-8px;border-radius:50%;background:#fff;border:3px solid var(--accent);box-shadow:0 2px 6px #10182833;cursor:grab}.slider::-moz-range-thumb{width:18px;height:18px;border-radius:50%;background:#fff;border:3px solid var(--accent);box-shadow:0 2px 6px #10182833;cursor:grab}.scrub-scale{display:flex;justify-content:space-between;font-size:.76rem;color:var(--muted)}.strip-head{margin-bottom:12px}.strip-scroll{overflow-x:auto;max-width:100%;padding-bottom:6px}.strip{min-width:620px}.strip-label{font-size:.72rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:var(--muted);margin:8px 0 5px}.strip-row{display:grid;grid-template-columns:repeat(24,1fr);gap:3px}.slot{border:0;border-radius:7px;padding:11px 0;font-size:.72rem;font-weight:700;font-variant-numeric:tabular-nums;text-align:center;color:#33406b;background:#eef1f8;transition:transform .08s,box-shadow .12s}.slot:hover{filter:none;transform:translateY(-2px);box-shadow:0 4px 10px #1018281f}.slot-night{background:#dfe3f3;color:#38416e}.slot-morning{background:#fde8c2;color:#7a5306}.slot-day{background:#cdeedd;color:#1c6647}.slot-evening{background:#ecdcfa;color:#6a3596}.slot.is-current{outline:2px solid var(--ink);outline-offset:1px}.legend{display:flex;gap:16px;flex-wrap:wrap;margin-top:14px;font-size:.8rem;color:var(--muted)}.legend span{display:inline-flex;align-items:center;gap:6px}.key{width:11px;height:11px;border-radius:4px;display:inline-block}.key-night{background:#dfe3f3}.key-morning{background:#fde8c2}.key-day{background:#cdeedd}.key-evening{background:#ecdcfa}.work-head{margin-bottom:14px}.len-row{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-bottom:20px}.len-label{font-size:.7rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;color:var(--muted)}.stepper{display:inline-flex;align-items:center;gap:4px;background:#f2f4fa;border-radius:999px;padding:4px}.step-btn{width:32px;height:32px;padding:0;border-radius:50%;font-size:1.05rem;line-height:1;display:inline-flex;align-items:center;justify-content:center}.step-value{min-width:62px;text-align:center;font-weight:700;font-variant-numeric:tabular-nums}.len-hint{font-size:.85rem}.lane{margin-bottom:20px}.lane-head{display:flex;justify-content:space-between;align-items:baseline;gap:12px;flex-wrap:wrap;margin-bottom:7px}.lane-city{font-weight:600;color:var(--muted)}.lane-city-strong{color:var(--ink);font-weight:700}.lane-window{font-weight:700;font-variant-numeric:tabular-nums}.lane-window-strong{font-size:1.15rem;color:var(--accent)}.track{position:relative;height:46px;border-radius:12px;overflow:hidden;border:1px solid var(--border);background:#eef1f8;touch-action:none}.track-drag{cursor:pointer}.bands{position:absolute;top:0;right:0;bottom:0;left:0;display:grid;grid-template-columns:repeat(24,1fr)}.band{display:block;height:100%;border-right:1px solid rgba(255,255,255,.65)}.band:last-child{border-right:0}.band-night{background:#e6e9f6}.band-morning{background:#fdf0d8}.band-day{background:#ddf2e7}.band-evening{background:#f2e6fc}.work-bar{position:absolute;top:5px;bottom:5px;border-radius:9px;background:linear-gradient(135deg,#2f6df6,#5b8dff);box-shadow:0 4px 12px #2f6df659;cursor:grab;display:flex;align-items:center;justify-content:space-between;padding:0 7px;border:0;transition:box-shadow .12s}.work-bar:focus-visible{outline:3px solid #16224a;outline-offset:2px}.track.is-dragging .work-bar{cursor:grabbing;box-shadow:0 6px 18px #2f6df673}.grip{width:4px;height:18px;border-radius:3px;background:#ffffffbf;flex:none}.bar-text{color:#fff;font-size:.78rem;font-weight:700;white-space:nowrap;overflow:hidden}.work-bar-echo{cursor:default;background:linear-gradient(135deg,#16224a,#33447f);box-shadow:0 4px 12px #16224a47}.ticks{position:relative;height:18px;margin-top:5px}.tick{position:absolute;transform:translate(-50%);font-size:.7rem;color:var(--muted);font-variant-numeric:tabular-nums}.next-day{margin-left:8px;font-size:.68rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;background:#fff2d9;color:#8a5b00;border-radius:999px;padding:2px 8px;vertical-align:middle}.work-note{margin-top:4px;margin-bottom:0}.foot{text-align:center;font-size:.82rem;padding-top:6px}@media (max-width: 860px){.compare{grid-template-columns:1fr}.middle{flex-direction:row;justify-content:space-between;min-width:0;padding:0 4px}.diff{text-align:left}.len-row{gap:10px}}@media (max-width: 520px){.container{padding:0 14px}.topbar-inner{flex-wrap:wrap}.clock-time{font-size:3.2rem}}