:root{--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light;--bg:#fff;--band:#f3f5f9;--field:#fff;--text:#1b1d22;--muted:#5b606b;--faint:#8a8f99;--line:#e4e6ea;--line-strong:#c6cad2;--accent:#24427a;--accent-hover:#1a3361;--on-accent:#fff;--danger:#b03a2e;--sat:#3d63a6;--sun:#b04a3a;--ok-bg:#dfe7f4;--ok-fg:#24427a;--maybe-bg:#f6ecd2;--maybe-fg:#7a5c14;--ng-bg:#eceef1;--ng-fg:#868c97;--busy:#a9b3c4;--slot:#eef0f4;--font:"Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", "Yu Gothic UI", "Meiryo", system-ui, sans-serif}@media (prefers-color-scheme:dark){:root{--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark;--bg:#15171c;--band:#1c1f26;--field:#1c1f26;--text:#e8eaee;--muted:#a5aab4;--faint:#737985;--line:#2c3038;--line-strong:#444a56;--accent:#93acde;--accent-hover:#abc0e8;--on-accent:#101a30;--danger:#e5978a;--sat:#93b2e8;--sun:#e6a08e;--ok-bg:#22304b;--ok-fg:#aec2ea;--maybe-bg:#3a3221;--maybe-fg:#dcc07c;--ng-bg:#23262d;--ng-fg:#7b818c;--busy:#4b5466;--slot:#20232a}}*,:before,:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{background:var(--bg);color:var(--text);font-family:var(--font);font-feature-settings:"palt" 0;-webkit-font-smoothing:antialiased;margin:0;font-size:16px;line-height:1.75}.shell{flex-direction:column;min-height:100dvh;display:flex;overflow-x:clip}.wrap{width:100%;max-width:34rem;margin:0 auto;padding:0 20px}.wrap.wide{max-width:66rem}main.wrap{flex:1;padding-bottom:56px}.header-inner{justify-content:space-between;align-items:center;gap:16px;min-height:60px;display:flex}.wordmark{color:var(--accent);letter-spacing:.14em;font-size:1.05rem;font-weight:700;text-decoration:none}.site-nav{align-items:center;gap:28px;font-size:.92rem;display:none}.site-nav a{color:var(--text);text-decoration:none}.site-nav a:hover{color:var(--accent);text-decoration:underline}.site-nav .nav-cta{color:var(--accent);border:1px solid var(--accent);border-radius:8px;padding:7px 16px;font-weight:700}.site-nav .nav-cta:hover{background:var(--ok-bg);text-decoration:none}@media (width>=720px){.site-header{border-bottom:1px solid var(--line)}.site-nav{display:flex}.header-inner{min-height:68px}}.site-footer{border-top:1px solid var(--line);color:var(--faint);font-size:.8rem}.footer-inner{flex-wrap:wrap;gap:20px;padding-top:20px;padding-bottom:32px;display:flex}.site-footer a{color:var(--muted)}h1{letter-spacing:.02em;margin:32px 0 10px;font-size:1.75rem;font-weight:700;line-height:1.4}h2{margin:48px 0 10px;font-size:1.2rem;font-weight:700;line-height:1.5}h3{margin:28px 0 4px;font-size:1rem;font-weight:700}.step{align-items:baseline;gap:10px;display:flex}.step-num{color:var(--accent);font-variant-numeric:tabular-nums;font-size:1.35rem;font-weight:700;line-height:1}p{margin:0 0 12px}.lead{margin-bottom:8px}.meta{color:var(--muted);margin:0;font-size:.9rem}.muted{color:var(--muted)}.small{font-size:.85rem}.error{color:var(--danger);white-space:pre-line;margin:12px 0}a{color:var(--accent);text-underline-offset:3px}.rule{border:0;border-top:1px solid var(--line);margin:48px 0 0}.band{isolation:isolate;background:var(--band);margin:32px -20px 0;padding:4px 20px 28px;position:relative}@media (width>=600px){.band{background:0 0;margin-left:0;margin-right:0;padding-left:0;padding-right:0}.band:before{content:"";z-index:-1;background:var(--band);position:absolute;inset:0 calc(50% - 50vw)}}.band>h2:first-child,.band>h1:first-child{margin-top:24px}.num{font-variant-numeric:tabular-nums}.field{border:0;min-width:0;margin:22px 0 0;padding:0}.field>label,.field>legend{margin-bottom:6px;padding:0;font-size:.92rem;font-weight:600;display:block}.hint{color:var(--muted);margin:6px 0 0;font-size:.82rem}input[type=text],input[type=date],select,textarea{width:100%;font:inherit;color:var(--text);background:var(--field);border:1px solid var(--line-strong);appearance:none;border-radius:6px;padding:10px 12px;font-size:16px;line-height:1.5}select{background-image:linear-gradient(45deg, transparent 50%, var(--muted) 50%), linear-gradient(135deg, var(--muted) 50%, transparent 50%);background-position:calc(100% - 18px) 55%,calc(100% - 13px) 55%;background-repeat:no-repeat;background-size:5px 5px;padding-right:34px}textarea{resize:vertical;min-height:7.5em}input:focus-visible,select:focus-visible,textarea:focus-visible,button:focus-visible,a:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.inline{align-items:center;gap:10px;display:flex}.inline>*{flex:1;min-width:0}.inline>.sep{color:var(--muted);flex:none}.options{flex-direction:column;gap:2px;display:flex}.options.row{flex-flow:wrap;column-gap:24px}.option{cursor:pointer;align-items:baseline;gap:10px;padding:6px 0;display:flex}.option input{accent-color:var(--accent);flex:none;width:18px;height:18px;margin:0;transform:translateY(3px)}.option .desc{color:var(--muted);font-size:.82rem;display:block}.btn{font:inherit;border:1px solid var(--accent);background:var(--accent);color:var(--on-accent);cursor:pointer;border-radius:8px;justify-content:center;align-items:center;min-height:48px;padding:12px 22px;font-size:1rem;font-weight:600;text-decoration:none;display:inline-flex}@media (hover:hover){.btn:hover{background:var(--accent-hover);border-color:var(--accent-hover)}.btn.outline:hover{background:var(--ok-bg)}}.btn:disabled{opacity:.55;cursor:default}.btn.block{width:100%}.btn.outline{color:var(--accent);background:0 0}.text-btn{font:inherit;color:var(--accent);text-underline-offset:3px;cursor:pointer;background:0 0;border:0;padding:4px 0;text-decoration:underline}.text-btn:disabled{color:var(--faint);cursor:default;text-decoration:none}.actions{flex-direction:column;align-items:flex-start;gap:14px;margin-top:36px;display:flex}.url-row{border-bottom:1px solid var(--line-strong);align-items:center;gap:12px;padding:8px 0;display:flex}.url-row code{overflow-wrap:anywhere;min-width:0;color:var(--text);flex:1;font-family:ui-monospace,SF Mono,Menlo,Consolas,monospace;font-size:.82rem}.url-row .text-btn{flex:none}.cell{font:inherit;cursor:pointer;-webkit-tap-highlight-color:transparent;touch-action:manipulation;-webkit-user-select:none;user-select:none;border:0;border-radius:3px;justify-content:center;align-items:center;padding:0;font-weight:600;display:flex}.cell[data-mark=o]{background:var(--ok-bg);color:var(--ok-fg)}.cell[data-mark=t]{background:var(--maybe-bg);color:var(--maybe-fg)}.cell[data-mark=x]{background:var(--ng-bg);color:var(--ng-fg)}.paint-area{-webkit-user-select:none;user-select:none;-webkit-touch-callout:none}.sat{color:var(--sat)}.sun{color:var(--sun)}.day-grid{margin-top:20px}.day-grid .head,.day-grid .row{grid-template-columns:6.2rem repeat(var(--cols), 1fr);align-items:center;gap:4px;display:grid}.day-grid .head{color:var(--muted);text-align:center;padding-bottom:6px;font-size:.78rem}.day-grid .row{padding:3px 0}.day-grid .row+.row.week-start{margin-top:10px}.day-grid .date{font-size:.92rem}.day-grid .cell{height:44px;font-size:1.05rem}.week-nav{justify-content:space-between;align-items:center;margin-top:20px;font-size:.92rem;display:flex}.time-grid{grid-template-columns:2.8rem repeat(var(--cols), 1fr);gap:2px 3px;margin-top:10px;display:grid}.time-grid .col-head{text-align:center;background:var(--bg);z-index:1;padding-bottom:6px;font-size:.78rem;line-height:1.35;position:sticky;top:0}.time-grid .col-head span{color:var(--muted);display:block}.time-grid .time{color:var(--muted);text-align:right;padding-right:4px;font-size:.72rem;line-height:1;transform:translateY(-.45em)}.time-grid .cell{height:30px;font-size:.85rem}.rules-grid .cell{height:24px}.rules-grid .cell[data-busy="0"]{background:var(--slot)}.rules-grid .cell[data-busy="1"]{background:var(--busy)}.block-list{margin:0;padding:0;font-size:.92rem;list-style:none}.block-list li{border-bottom:1px solid var(--line);gap:14px;padding:6px 0;display:flex}.block-list li span{flex:none;width:1.2em;font-weight:600}.paint-bar{background:var(--bg);border-top:1px solid var(--line);padding:8px 20px calc(10px + env(safe-area-inset-bottom));z-index:2;margin:24px -20px 0;position:sticky;bottom:0}@media (width>=600px){.paint-bar{isolation:isolate;border-top:0}.paint-bar:before{content:"";z-index:-1;background:var(--bg);border-top:1px solid var(--line);position:absolute;inset:0 calc(50% - 50vw)}}.paint-actions{align-items:center;gap:16px;display:flex}.paint-actions .text-btn{flex:none}.paint-actions .btn{flex:1;min-height:44px;padding:8px 16px}.brushes{gap:6px;margin-bottom:8px;display:flex}.brush{font:inherit;color:var(--muted);cursor:pointer;white-space:nowrap;background:0 0;border:1px solid #0000;border-radius:6px;flex:1;padding:6px 2px;font-size:.85rem;line-height:1.3}.brush b{font-size:1rem}.brush[aria-pressed=true][data-mark=o]{background:var(--ok-bg);color:var(--ok-fg);border-color:var(--ok-fg)}.brush[aria-pressed=true][data-mark=t]{background:var(--maybe-bg);color:var(--maybe-fg);border-color:var(--maybe-fg)}.brush[aria-pressed=true][data-mark=x]{background:var(--ng-bg);color:var(--text);border-color:var(--ng-fg)}.summary{gap:28px;margin:20px 0 0;padding:0;display:flex}.summary div{margin:0}.summary dt{color:var(--muted);font-size:.8rem}.summary dd{margin:0;font-size:1.25rem;font-weight:600}.candidates{border-top:1px solid var(--line);margin:8px 0 0;padding:0;list-style:none}.candidates li{border-bottom:1px solid var(--line);grid-template-columns:1.6rem 1fr auto;column-gap:10px;padding:14px 0;display:grid}.candidates .rank{color:var(--faint);padding-top:2px;font-size:.85rem}.candidates .label{font-weight:600}.candidates .score{text-align:right;white-space:nowrap;font-weight:600}.candidates .score small{color:var(--muted);margin-left:2px;font-size:.78rem;font-weight:400}.candidates .who{color:var(--muted);grid-column:2/4;margin-top:2px;font-size:.85rem}.mark-o{color:var(--ok-fg);font-weight:600}.mark-t{color:var(--maybe-fg);font-weight:600}.mark-x{color:var(--ng-fg);font-weight:600}.name-list{margin:4px 0 0}.visually-hidden{clip:rect(0 0 0 0);white-space:nowrap;width:1px;height:1px;position:absolute;overflow:hidden}.loading{color:var(--muted);margin-top:48px}.band.hero{margin-top:0;padding-bottom:36px}.band.hero h1{font-size:1.9rem}.band .time-grid .col-head{background:var(--band)}.band .rules-grid .cell[data-busy="0"]{background:var(--bg)}.band .candidates{border-top-color:var(--line-strong)}.band .candidates li{border-bottom-color:var(--line-strong)}.candidates li.top .label{font-size:1.15rem}.candidates li.top .score{color:var(--accent);font-size:1.25rem}.confirmed{border-top:3px solid var(--accent)}@media (width>=600px){.confirmed{border-top:0}.confirmed:before{border-top:3px solid var(--accent)}.confirmed .actions{max-width:24rem}}.confirmed-kicker{color:var(--accent);margin:20px 0 2px;font-size:.9rem;font-weight:700}.confirmed-when{margin:0;font-size:1.6rem;font-weight:700;line-height:1.4}.response-list{border-top:1px solid var(--line);margin:8px 0 0;padding:0;list-style:none}.response-list li{border-bottom:1px solid var(--line);align-items:baseline;gap:12px;padding:10px 0;display:flex}.response-list .name{flex:1;min-width:0;font-weight:600}.response-list .dup{color:var(--danger);font-size:.8rem;font-weight:400;display:block}.response-list .updated{color:var(--muted);font-size:.85rem}.text-btn.danger{color:var(--danger)}.hero-grid{display:grid}.hero-sample{margin:32px 0 0}.hero-sample .day-grid{margin-top:0}.hero-sample .cell{cursor:default;height:38px;font-size:1rem}.hero-sample figcaption{color:var(--muted);margin-top:12px;font-size:.85rem}@media (width>=900px){.band.hero{padding-top:28px;padding-bottom:64px}.band.hero h1{font-size:2.5rem}.hero-grid{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);align-items:center;gap:72px}.hero-sample{margin-top:36px}.steps-grid{grid-template-columns:repeat(3,minmax(0,1fr));gap:48px;display:grid}.steps-grid h3{margin-top:12px}.result-layout{grid-template:"main summary""main side"1fr/minmax(0,1fr) 20rem;align-items:start;column-gap:64px;display:grid}.result-summary{grid-area:summary}.result-main{grid-area:main}.result-side{grid-area:side}.result-main .band{padding:0}.result-main .band:before{display:none}.result-side .rule{margin-top:36px}.result-side h2{margin-top:24px}}.req{color:var(--danger);letter-spacing:.04em;margin-left:8px;font-size:.72rem;font-weight:700}.step .req{align-self:center}.optional{color:var(--muted);margin-left:8px;font-size:.75rem;font-weight:400}.field-error{color:var(--danger);margin:6px 0 0;font-size:.88rem;font-weight:600}input[aria-invalid=true],select[aria-invalid=true],textarea[aria-invalid=true]{border-color:var(--danger);box-shadow:inset 0 0 0 1px var(--danger)}.more-candidates{align-self:flex-start;margin:2px 0 6px 28px;font-size:.9rem}.day-detail h3{margin-top:24px}.breakdown{border-top:1px solid var(--line-strong);margin:8px 0 0;padding:0;list-style:none}.breakdown li{border-bottom:1px solid var(--line-strong)}.breakdown-row{width:100%;font:inherit;text-align:left;color:var(--text);background:0 0;border:0;grid-template-columns:minmax(0,1fr) auto;column-gap:12px;padding:10px 4px;display:grid}button.breakdown-row{cursor:pointer}@media (hover:hover){button.breakdown-row:hover{background:var(--bg)}}.breakdown-row[aria-pressed=true]{background:var(--ok-bg);box-shadow:inset 3px 0 0 var(--accent)}.breakdown-row .range{font-weight:700}.breakdown-row .count{text-align:right;font-weight:700}.breakdown-row .names{color:var(--muted);grid-column:1/3;font-size:.85rem}.member-list{border-top:1px solid var(--line);margin:8px 0 0;padding:0;list-style:none}.member-list li{border-bottom:1px solid var(--line);flex-wrap:wrap;align-items:baseline;gap:6px 12px;padding:10px 0;display:flex}.member-name{flex:1;min-width:8em;font-weight:600}.member-name .sub{color:var(--muted);font-size:.8rem;font-weight:400;display:block}.member-status{color:var(--muted);font-size:.85rem}.member-status.done{color:var(--ok-fg);font-weight:700}.member-actions{gap:14px;font-size:.9rem;display:flex}.member-edit,.member-add,.member-link{align-items:center;gap:8px;width:100%;display:flex}.member-add{margin-top:12px}.member-edit input,.member-add input,.member-link select{flex:1;min-width:0}.member-edit .btn,.member-add .btn,.member-link .btn{flex:none;min-height:44px;padding:8px 16px}.unlisted .text-btn{font-size:.9rem}.can-list{margin:4px 0 12px;padding-left:1.3em}.can-list li{margin-bottom:4px}