:root{--bg:#f6f7fb;--panel:#fff;--ink:#26303e;--sub:#7a8699;--line:#e6e9f0;--accent:#3fb98d;--accent-dark:#2e9d76;--google:#7a5af0;--radius:14px;--shadow:0 8px 24px rgba(38,48,62,.08);font-size:15px}*{box-sizing:border-box;margin:0;padding:0}body{font-family:Hiragino Sans,Hiragino Kaku Gothic ProN,Yu Gothic UI,system-ui,sans-serif;background:var(--bg);color:var(--ink);min-height:100vh}button{cursor:pointer}button,input,select{font-family:inherit}header.app{gap:14px;padding:13px 22px;background:var(--panel);border-bottom:1px solid var(--line);position:-webkit-sticky;position:sticky;top:0;z-index:20}.logo,header.app{display:flex;align-items:center}.logo{gap:9px;font-weight:700;font-size:1.06rem;color:inherit;text-decoration:none}.logo .mark{width:30px;height:30px;border-radius:9px;color:#fff;font-size:.95rem;background:linear-gradient(135deg,var(--accent),var(--accent-dark));display:grid;place-items:center}.spacer{flex:1 1}.card{background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);padding:16px}.card h3{font-size:.8rem;color:var(--sub);letter-spacing:.06em;margin-bottom:10px}.btn{display:inline-flex;align-items:center;justify-content:center;gap:7px;border:none;border-radius:11px;padding:10px 15px;font-size:.9rem;font-weight:600}.btn.primary{background:var(--accent);color:#fff}.btn.primary:hover{filter:brightness(1.05)}.btn.ghost{background:#eef6f2;color:var(--accent-dark)}.btn.plain{background:var(--bg);color:var(--sub)}.btn.block{width:100%}.btn.sm{padding:6px 11px;font-size:.8rem;border-radius:8px}.btn:disabled{opacity:.55;cursor:default}.field{margin-bottom:12px}.field label{display:block;font-size:.76rem;color:var(--sub);margin-bottom:5px}.field input,.field select{width:100%;padding:9px 11px;border:1px solid var(--line);border-radius:9px;font-size:.92rem;background:#fff}.row2{display:grid;grid-template-columns:1fr 1fr;grid-gap:10px;gap:10px}.hint{font-size:.76rem;color:var(--sub);line-height:1.6}.error{font-size:.8rem;color:#d64545;margin-top:6px}.center-wrap{min-height:calc(100vh - 57px);display:grid;place-items:center;padding:20px}.center-card{width:100%;max-width:400px}.center-card h1{font-size:1.25rem;margin-bottom:6px}.center-card p.lead{color:var(--sub);font-size:.88rem;margin-bottom:18px;line-height:1.6}.home{max-width:640px;margin:26px auto;padding:0 18px;display:flex;flex-direction:column;gap:16px}.cal-item{display:flex;align-items:center;gap:12px;padding:14px 16px;background:var(--panel);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow);color:inherit;text-decoration:none}.cal-item:hover{border-color:var(--accent)}.cal-item .emoji{font-size:1.4rem}.cal-item .nm{font-weight:700}.cal-item .meta{font-size:.76rem;color:var(--sub)}.layout{display:grid;grid-template-columns:230px 1fr;grid-gap:18px;gap:18px;max-width:1180px;margin:18px auto;padding:0 18px}aside{display:flex;flex-direction:column;gap:14px}.member{display:flex;align-items:center;gap:9px;padding:7px 8px;border-radius:9px;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;user-select:none}.member:hover{background:var(--bg)}.member .dot{width:12px;height:12px;border-radius:50%}.member .nm{flex:1 1;font-size:.92rem}.member .chk{width:17px;height:17px;border-radius:5px;border:2px solid #cfd4de;display:grid;place-items:center;font-size:.7rem;color:#fff}.member.on .chk{border-color:transparent}.cal-head{display:flex;align-items:center;gap:12px;margin-bottom:12px}.cal-head h2{font-size:1.22rem}.nav-btn{width:32px;height:32px;border-radius:9px;font-size:1rem;color:var(--sub)}.cal-grid,.nav-btn{border:1px solid var(--line);background:var(--panel)}.cal-grid{border-radius:var(--radius);box-shadow:var(--shadow);overflow:hidden}.dow,.week{display:grid;grid-template-columns:repeat(7,1fr)}.dow div{padding:9px 0;text-align:center;font-size:.75rem;color:var(--sub);border-bottom:1px solid var(--line)}.dow div:first-child{color:#e2645f}.dow div:last-child{color:#5b8def}.day{min-height:96px;border-right:1px solid var(--line);border-bottom:1px solid var(--line);padding:5px;cursor:pointer;transition:background .12s}.day:hover{background:#fafbfe}.day:nth-child(7n){border-right:none}.day .num{font-size:.78rem;color:var(--sub);width:22px;height:22px;display:grid;place-items:center;border-radius:50%}.day.today .num{background:var(--accent);color:#fff;font-weight:700}.day.other{background:#fbfbfd}.day.other .num{color:#c4cad6}.ev{margin-top:3px;font-size:.7rem;line-height:1.25;padding:2.5px 6px;border-radius:6px;color:#fff;white-space:nowrap;overflow:hidden;text-overflow:ellipsis;cursor:pointer}.more{font-size:.68rem;color:var(--sub);margin-top:2px;padding-left:5px}.ev.busy{background:repeating-linear-gradient(45deg,#c3c9d6 0 6px,#d6dae4 6px 12px);color:#4d5a6e}.gbadge{display:inline-block;background:#fff;color:var(--google);border-radius:3px;font-size:.6rem;font-weight:800;padding:0 3px;margin-right:4px;vertical-align:1px}.ev.busy .gbadge{background:#4d5a6e;color:#fff}.sync-meta{font-size:.72rem;color:var(--sub);margin-top:8px;line-height:1.5}.overlay{position:fixed;inset:0;background:rgba(30,38,50,.45);display:flex;align-items:center;justify-content:center;z-index:50;padding:16px}.modal{background:#fff;border-radius:18px;width:100%;max-width:430px;max-height:88vh;overflow:auto;padding:22px;box-shadow:0 20px 60px rgba(0,0,0,.25)}.modal h3{font-size:1.05rem;margin-bottom:14px}.modal .actions{display:flex;gap:9px;margin-top:16px}.modal .actions .btn{flex:1 1}.seg{display:flex;gap:6px;flex-wrap:wrap}.seg button{flex:1 1;padding:8px 6px;border:1.5px solid var(--line);background:#fff;border-radius:9px;font-size:.78rem;color:var(--sub);white-space:nowrap}.seg button.sel{border-color:var(--accent);color:var(--accent-dark);background:#eef6f2;font-weight:700}.detail-head{display:flex;align-items:flex-start;gap:10px;margin-bottom:6px}.detail-head .bar{width:5px;border-radius:3px;align-self:stretch}.meta{font-size:.82rem;color:var(--sub);margin-bottom:12px}.meta,.reactions{padding-left:15px}.reactions{display:flex;gap:7px;margin-bottom:13px}.reactions button{border:1px solid var(--line);background:#fff;border-radius:999px;padding:4px 11px;font-size:.85rem}.reactions button.hit{background:#eef6f2;border-color:var(--accent)}.chat{border-top:1px solid var(--line);padding-top:12px}.chat h4{font-size:.75rem;color:var(--sub)}.chat h4,.msg{margin-bottom:9px}.msg{display:flex;gap:8px}.msg .av{width:28px;height:28px;border-radius:50%;color:#fff;display:grid;place-items:center;font-size:.7rem;font-weight:700;flex:none}.msg .who{font-size:.66rem;color:var(--sub);margin-bottom:2px}.msg .bubble{background:var(--bg);border-radius:4px 12px 12px 12px;padding:7px 11px;font-size:.85rem;max-width:85%}.chat-input{display:flex;gap:8px;margin-top:11px}.chat-input input{flex:1 1;padding:9px 12px;border:1px solid var(--line);border-radius:999px;font-size:.87rem}.toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:var(--ink);color:#fff;padding:11px 20px;border-radius:999px;font-size:.85rem;box-shadow:var(--shadow);z-index:99}@media (max-width:760px){.layout{grid-template-columns:1fr}aside{flex-direction:row;flex-wrap:wrap}aside .card{flex:1 1;min-width:180px}.day{min-height:74px}}