:root{--bg: #f7f7f5;--surface: #ffffff;--border: #e2e2dd;--text: #23231f;--muted: #77776e;--accent: #2f7d5d;--accent-weak: #e6f2ec;--danger: #c0392b;--heat-0: #f0f0ec;--st-allday: #2f7d5d;--st-partial: #b8860b;--st-ng: #c0392b;--st-undecided: #7a7a7a;color-scheme:light dark}@media(prefers-color-scheme:dark){:root{--bg: #1a1a18;--surface: #242422;--border: #38382f;--text: #ececdf;--muted: #9a9a8e;--accent: #4fae82;--accent-weak: #22322b;--heat-0: #2a2a26}}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Hiragino Kaku Gothic ProN,Meiryo,sans-serif;line-height:1.5}h1{font-size:1.4rem;margin:0 0 .2rem}h2{font-size:1.15rem}h3{font-size:.95rem;margin:0 0 .5rem}.page{max-width:1100px;margin:0 auto;padding:1rem}.page.narrow{max-width:560px}.muted{color:var(--muted)}.small{font-size:.82rem}.error{color:var(--danger);font-size:.88rem}.saved-msg{color:var(--accent);font-size:.88rem;font-weight:600}button{font:inherit;background:var(--accent);color:#fff;border:0;border-radius:7px;padding:.45rem .9rem;cursor:pointer}button:disabled{opacity:.5;cursor:default}button.link{background:none;color:var(--accent);padding:.2rem .4rem}button.link.danger{color:var(--danger)}input{font:inherit;padding:.4rem .55rem;border:1px solid var(--border);border-radius:6px;background:var(--surface);color:var(--text)}.time-select{font:inherit;padding:.4rem .35rem;border:1px solid var(--border);border-radius:6px;background:var(--surface);color:var(--text);min-width:5rem}.card{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:1rem;margin:1rem 0;display:flex;flex-direction:column;gap:.7rem}.field{display:flex;flex-direction:column;gap:.25rem;font-size:.85rem}.field input{font-size:1rem}.checkbox{display:flex;align-items:center;gap:.4rem;font-size:.88rem}.space-header{display:flex;justify-content:space-between;align-items:baseline;border-bottom:1px solid var(--border);padding-bottom:.6rem}.tabs{display:flex;gap:.3rem;margin:.8rem 0;flex-wrap:wrap}.tab{background:var(--surface);color:var(--text);border:1px solid var(--border)}.tab-on{background:var(--accent);color:#fff;border-color:var(--accent)}.banner{background:var(--accent-weak);border:1px solid var(--accent);border-radius:8px;padding:.5rem .75rem;font-size:.85rem;margin:.5rem 0}.month-nav{display:flex;align-items:center;gap:.6rem;margin-bottom:.7rem}.calendar-wrap{display:grid;grid-template-columns:minmax(0,1fr);gap:1rem}@media(min-width:900px){.calendar-wrap{grid-template-columns:minmax(0,1fr) 380px;align-items:start}}.calendar-scroll{display:flex;flex-direction:column;gap:1rem}@media(min-width:900px){.calendar-scroll{max-height:78vh;overflow-y:auto;padding-right:4px}}.cal-month-label{font-weight:700;font-size:.95rem;margin-bottom:.35rem}.cal-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:3px;background:var(--border);border:1px solid var(--border);border-radius:8px;overflow:hidden}.cal-cell.oop{background:var(--bg);cursor:default;opacity:.45}.cal-holiday{color:var(--danger)}.cal-head{background:var(--surface);text-align:center;font-size:.78rem;padding:.3rem 0;color:var(--muted)}.cal-cell{background:var(--surface);border:0;border-radius:0;color:var(--text);min-height:74px;padding:.25rem;display:flex;flex-direction:column;align-items:stretch;gap:2px;text-align:left;cursor:pointer}.cal-cell.empty{background:var(--bg);cursor:default}.cal-cell.sel{outline:2px solid var(--accent);outline-offset:-2px}.cal-day{font-size:.8rem;font-weight:600}.cal-cell.sun .cal-day{color:var(--danger)}.cal-cell.sat .cal-day{color:#2f6ea5}.cal-note{font-size:.68rem;color:var(--muted);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.cal-bar{margin-top:auto;font-size:.72rem;text-align:center;border-radius:4px;padding:1px 0;color:#1c1c1a}.cal-sub{font-size:.66rem;color:var(--muted);text-align:center}.day-panel{background:var(--surface);border:1px solid var(--border);border-radius:10px;padding:.9rem}.day-panel-head{display:flex;justify-content:space-between;align-items:center;gap:.5rem}.day-panel-head .link{font-size:1rem;padding:.3rem .6rem}.day-panel section{margin-top:1rem}@media(max-width:899px){.day-panel{position:fixed;top:0;right:0;bottom:0;left:0;z-index:40;border:0;border-radius:0;padding:.9rem .9rem 3rem;overflow-y:auto;overscroll-behavior:contain}.day-panel-head{position:sticky;top:-.9rem;margin:-.9rem -.9rem 0;padding:.7rem .9rem;background:var(--surface);border-bottom:1px solid var(--border);z-index:1}}.recommend{font-size:1.05rem;font-weight:700;margin:.2rem 0}.heatmap{display:flex;flex-direction:column;gap:2px}.heat-row{display:grid;grid-template-columns:46px 1fr 44px;align-items:center;gap:6px;background:none;color:var(--text);padding:1px 0}.heat-sel{outline:1px solid var(--accent)}.heat-time{font-size:.72rem;color:var(--muted)}.heat-track{background:var(--heat-0);border-radius:3px;height:15px;overflow:hidden}.heat-fill{display:block;height:100%}.heat-count{font-size:.72rem;text-align:right}.breakdown{display:flex;flex-direction:column;gap:2px}.bd-row{display:grid;grid-template-columns:5.5rem auto 1fr;gap:.5rem;align-items:baseline;background:none;color:var(--text);text-align:left;padding:.2rem .3rem;border-radius:5px}.bd-row:hover{background:var(--accent-weak)}.bd-name{font-weight:600;font-size:.85rem}.bd-status{font-size:.8rem}.bd-comment{font-size:.75rem;color:var(--muted)}.st-allday{color:var(--st-allday)}.st-partial{color:var(--st-partial)}.st-ng{color:var(--st-ng)}.st-undecided,.st-unknown{color:var(--st-undecided)}.proposal-list{margin:0 0 .5rem;padding-left:1.1rem;font-size:.85rem}.range-row{display:flex;align-items:center;gap:.4rem;flex-wrap:wrap}.range-row .grow,.grow{flex:1;min-width:8rem}.ranges{display:flex;flex-direction:column;gap:.4rem}.grid-monthnav{display:flex;align-items:center;gap:.8rem;margin-bottom:.5rem}.grid-toolbar{display:flex;align-items:center;gap:.75rem;flex-wrap:wrap;margin-bottom:.6rem}.wd-chips{display:flex;gap:3px}.wd-chips .chip{padding:.25rem .5rem;min-width:2rem;text-align:center}.grid-md{font-weight:600}.grid-scroll{overflow-x:auto;border:1px solid var(--border);border-radius:8px}table.grid{border-collapse:collapse;font-size:.8rem}table.grid th,table.grid td{border:1px solid var(--border);padding:2px 4px;text-align:center;white-space:nowrap}table.grid thead th{position:sticky;top:0;background:var(--surface);z-index:1}.grid-corner,.grid-name{position:sticky;left:0;background:var(--surface);text-align:left;z-index:2;min-width:6rem}.grid-wd{font-size:.65rem;color:var(--muted)}.grid-note{font-size:.6rem;color:var(--muted);font-weight:400;white-space:normal;max-width:5.5rem;margin:1px auto 0;line-height:1.2}.grid-note-holiday{color:var(--danger)}.grid-cell{cursor:pointer;min-width:2.6rem}.grid-cell:hover{outline:1px solid var(--accent)}.c-allday{background:color-mix(in srgb,var(--st-allday) 22%,transparent)}.c-partial{background:color-mix(in srgb,var(--st-partial) 22%,transparent)}.c-ng{background:color-mix(in srgb,var(--st-ng) 18%,transparent)}.c-undecided{background:color-mix(in srgb,var(--st-undecided) 18%,transparent)}.sun{color:var(--danger)}.sat{color:#2f6ea5}.tag{font-size:.6rem;background:var(--border);border-radius:3px;padding:0 3px;margin-left:3px}.member-list{list-style:none;padding:0;display:flex;flex-direction:column;gap:.4rem}.member-list li{display:flex;align-items:center;gap:.6rem;flex-wrap:wrap}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0006;display:flex;align-items:center;justify-content:center;padding:1rem;z-index:60}.modal{background:var(--surface);border-radius:12px;padding:1.1rem;width:min(420px,100%);max-height:calc(100vh - 2rem);overflow-y:auto;display:flex;flex-direction:column;gap:.8rem}.kind-picker{display:flex;flex-wrap:wrap;gap:.35rem}.chip{background:var(--surface);color:var(--text);border:1px solid var(--border);border-radius:999px;padding:.3rem .7rem;font-size:.83rem}.chip-on{border-color:var(--accent);background:var(--accent-weak);font-weight:600}.modal-actions{display:flex;justify-content:flex-end;gap:.5rem;flex-wrap:wrap}