:root{--bg: #0f172a;--bg-elev: #1e293b;--bg-elev-2: #273449;--border: #334155;--text: #f1f5f9;--text-dim: #94a3b8;--text-faint: #64748b;--accent: #2563eb;--closed: #1e293b;--closed-text: #64748b;--session-morning: #3b82f6;--session-afternoon: #10b981;--session-evening: #a855f7;--session-saturday: #f59e0b;--callout: #f59e0b;--error: #ef4444}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;height:100%;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,sans-serif}body{-webkit-font-smoothing:antialiased}button{cursor:pointer;border-radius:6px;border:1px solid var(--accent);background:var(--accent);color:#fff;padding:6px 12px;font-size:14px;font-family:inherit}button:hover{opacity:.9}button:disabled{opacity:.5;cursor:not-allowed}button.ghost-btn{background:transparent;border-color:var(--border);color:var(--text-dim)}button.ghost-btn:hover{color:var(--text);border-color:var(--text-dim)}button.ghost-btn.small{font-size:12px;padding:3px 8px}button.primary-btn{background:var(--accent);border-color:var(--accent)}input[type=email],input[type=password]{background:var(--bg);border:1px solid var(--border);color:var(--text);padding:8px 10px;border-radius:6px;font-size:15px;width:100%;font-family:inherit}input[type=email],input[type=password]:focus{outline:2px solid var(--accent);border-color:var(--accent)}.signin-shell{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:20px}.signin-card{background:var(--bg-elev);padding:32px;border-radius:12px;max-width:380px;width:100%;border:1px solid var(--border)}.signin-card h1{margin:0 0 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var(--border)}.app-header-left{display:flex;gap:16px;align-items:baseline}.app-header-right{display:flex;gap:8px;align-items:center}.header-sub{color:var(--text-dim);font-size:13px}.period-bar{display:flex;align-items:center;gap:12px;padding:12px 20px;border-bottom:1px solid var(--border)}.period-bar h2{margin:0;font-size:18px;min-width:200px;text-align:center}.period-bar .loading{color:var(--text-dim);font-size:13px;margin-left:12px}.period-bar .error-msg{color:var(--error);font-size:13px;margin-left:12px;cursor:pointer}.readonly-badge{margin-left:auto;font-size:12px;color:var(--text-dim);background:#f59e0b1f;border:1px solid rgba(245,158,11,.4);padding:4px 10px;border-radius:999px}.main-layout{display:grid;grid-template-columns:1fr 320px;gap:0;flex:1;min-height:0}.calendar-wrap{padding:16px 20px;overflow:auto}.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);gap:1px;background:var(--border);border:1px solid var(--border);border-radius:6px;overflow:hidden}.calendar-header-cell{background:var(--bg-elev);padding:8px 6px;text-align:center;font-size:11px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.06em;font-weight:600}.day-box{background:var(--bg);padding:6px 8px;min-height:130px;display:flex;flex-direction:column;gap:6px}.day-box.blank{background:#0f172a66}.day-box.closed{background:var(--closed)}.day-box.day-today{outline:2px solid var(--accent);outline-offset:-2px}.day-header{display:flex;align-items:baseline;justify-content:space-between}.day-num{font-weight:700;font-size:14px}.day-box.closed .day-num{color:var(--text-faint)}.day-sat-tag{font-size:10px;color:var(--session-saturday);text-transform:uppercase;letter-spacing:.05em;font-weight:600}.closed-label{font-size:11px;font-style:italic;color:var(--closed-text);margin-top:6px;line-height:1.3}.day-sessions{display:flex;flex-direction:column;gap:3px}.day-session{display:flex;align-items:flex-start;gap:6px;padding:2px 0;border-radius:3px}.day-session.editable{cursor:pointer}.day-session.editable:hover{background:#2563eb14}.day-session.editable:focus-visible{outline:2px solid var(--accent);outline-offset:1px}.session-bar{width:3px;align-self:stretch;min-height:14px;border-radius:1px;flex-shrink:0}.bar-morning{background:var(--session-morning)}.bar-afternoon{background:var(--session-afternoon)}.bar-evening{background:var(--session-evening)}.bar-saturday{background:var(--session-saturday)}.session-staff{display:flex;flex-wrap:wrap;gap:3px;align-items:center;min-height:18px}.session-empty{color:var(--text-faint);font-size:12px;opacity:.7}.staff-chip{font-family:ui-monospace,SFMono-Regular,monospace;font-size:11px;font-weight:700;background:var(--bg-elev);border:1px solid var(--border);border-radius:3px;padding:1px 5px;letter-spacing:.02em;color:var(--text)}.staff-chip.staff-WT{background:#3b82f6;border-color:#3b82f6;color:#fff}.staff-chip.staff-NF{background:#a855f7;border-color:#a855f7;color:#fff}.staff-chip.staff-HF{background:#06b6d4;border-color:#06b6d4;color:#fff}.staff-chip.staff-IR{background:#ec4899;border-color:#ec4899;color:#fff}.staff-chip.staff-TH{background:#10b981;border-color:#10b981;color:#fff}.staff-chip.staff-AI{background:#d946ef;border-color:#d946ef;color:#fff}.staff-chip.chip-callout{background:transparent;border-color:var(--callout);border-style:dashed;color:var(--callout)}.staff-chip.chip-backend{background:transparent;border-style:dashed;border-color:var(--border);color:var(--text);opacity:.85}.tally-code.staff-WT{background:#3b82f6;color:#fff;padding:2px 6px;border-radius:4px}.tally-code.staff-NF{background:#a855f7;color:#fff;padding:2px 6px;border-radius:4px}.tally-code.staff-HF{background:#06b6d4;color:#fff;padding:2px 6px;border-radius:4px}.tally-code.staff-IR{background:#ec4899;color:#fff;padding:2px 6px;border-radius:4px}.tally-code.staff-TH{background:#10b981;color:#fff;padding:2px 6px;border-radius:4px}.tally-code.staff-AI{background:#d946ef;color:#fff;padding:2px 6px;border-radius:4px}.legend{display:flex;flex-wrap:wrap;gap:16px;margin-top:14px;font-size:11px;color:var(--text-dim)}.legend-item{display:inline-flex;align-items:center;gap:6px}.legend-bar{width:10px;height:10px;border-radius:2px;display:inline-block}.legend-chip{display:inline-block;font-family:ui-monospace,monospace;font-size:10px;background:var(--bg-elev);border:1px dashed var(--text-dim);border-radius:3px;padding:0 4px}.legend-chip.chip-callout{border-color:var(--callout);color:var(--callout)}.legend-chip.chip-backend{border-style:dashed}.tally-rail{background:var(--bg-elev);border-left:1px solid var(--border);padding:20px;overflow:auto}.tally-rail h3{margin:0 0 4px;font-size:15px}.tally-sub{color:var(--text-dim);font-size:12px;margin:0 0 16px}.tally-list{list-style:none;padding:0;margin:0}.tally-list li{border-bottom:1px solid var(--border)}.tally-row-btn{display:grid;grid-template-columns:36px 1fr 36px 14px;gap:8px;align-items:center;width:100%;padding:8px 0;background:none;border:0;text-align:left;color:inherit;cursor:pointer;font:inherit}.tally-row-btn:hover:not(:disabled){background:#ffffff08}.tally-row-btn:disabled{cursor:default;opacity:.6}.tally-row-btn:disabled .tally-caret{visibility:hidden}.tally-caret{color:var(--text-faint);font-size:10px;text-align:center}.tally-code{font-family:ui-monospace,SFMono-Regular,monospace;font-size:13px;font-weight:600;text-align:center}.tally-name{color:var(--text-dim);font-size:13px}.tally-count{text-align:right;font-variant-numeric:tabular-nums;font-weight:600}.tally-chips{display:flex;flex-wrap:wrap;gap:4px;padding:0 0 10px 44px}.tally-empty{color:var(--text-dim);font-size:13px;margin-top:16px;line-height:1.5}.shift-chip{font-family:ui-monospace,SFMono-Regular,monospace;font-size:10px;font-weight:600;background:var(--bg-elev);border:1px solid var(--border);border-radius:3px;padding:1px 5px;letter-spacing:.02em;color:var(--text);white-space:nowrap}.shift-chip.s-morning{background:var(--session-morning);border-color:var(--session-morning);color:#fff}.shift-chip.s-afternoon{background:var(--session-afternoon);border-color:var(--session-afternoon);color:#fff}.shift-chip.s-evening{background:var(--session-evening);border-color:var(--session-evening);color:#fff}.shift-chip.s-saturday{background:var(--session-saturday);border-color:var(--session-saturday);color:#fff}.shift-chip.chip-callout{background:transparent;border-color:var(--callout);border-style:dashed;color:var(--callout)}.shift-chip.chip-backend{background:transparent;border-color:var(--border);border-style:dashed;color:var(--text);opacity:.85}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0000008c;display:flex;align-items:center;justify-content:center;padding:20px;z-index:100}.modal-card{background:var(--bg-elev);border:1px solid var(--border);border-radius:10px;max-height:calc(100vh - 40px);display:flex;flex-direction:column;width:100%;overflow:hidden}.editor-card{max-width:720px}.preview-card{max-width:1000px}.modal-header{display:flex;justify-content:space-between;align-items:flex-start;padding:16px 20px;border-bottom:1px solid var(--border);gap:16px}.modal-header h2{margin:0 0 4px;font-size:18px}.modal-sub{margin:0;color:var(--text-dim);font-size:13px}.modal-footer{display:flex;gap:8px;justify-content:flex-end;align-items:center;padding:12px 20px;border-top:1px solid var(--border)}.footer-meta{color:var(--text-dim);font-size:12px;margin-right:auto}.editor-week-strip{padding:12px 20px;border-bottom:1px solid var(--border);overflow:auto}.editor-week-strip h3{margin:0 0 8px;font-size:13px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em}.week-strip-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:6px}.week-strip-day{background:var(--bg);border:1px solid var(--border);border-radius:6px;padding:6px;min-height:60px;display:flex;flex-direction:column;gap:4px;font-size:11px}.week-strip-day.is-current{border-color:var(--accent);background:#2563eb14}.week-strip-day-label{font-weight:600;color:var(--text-dim)}.week-strip-row{display:flex;gap:4px;align-items:center;flex-wrap:wrap}.week-strip-tag{font-size:9px;text-transform:uppercase;color:var(--text-faint);font-weight:600;letter-spacing:.03em}.strip-row-morning .week-strip-tag{color:var(--session-morning)}.strip-row-afternoon .week-strip-tag{color:var(--session-afternoon)}.strip-row-evening .week-strip-tag{color:var(--session-evening)}.week-strip-chips{display:flex;gap:3px;align-items:center;flex-wrap:wrap}.editing-now-tag{font-style:italic;color:var(--accent);font-size:10px}.editor-staff-list{padding:12px 20px;overflow:auto;flex:1}.editor-staff-list h3{margin:0 0 12px;font-size:13px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em}.staff-row{display:flex;gap:10px;align-items:center;flex-wrap:wrap;padding:10px 8px;border-radius:6px;border:1px solid var(--border);margin-bottom:6px;background:var(--bg)}.staff-row-chips{display:flex;flex-wrap:wrap;gap:4px;flex-basis:100%;padding-left:38px;margin-top:2px}.staff-row.is-selected{border-color:var(--accent);background:#2563eb14}.staff-row-main{display:flex;gap:10px;align-items:center;flex:1;cursor:pointer}.staff-row-main input[type=checkbox]{width:18px;height:18px;cursor:pointer}.staff-row-code{font-family:ui-monospace,monospace;font-weight:700;font-size:13px;width:32px}.staff-row-name{font-size:14px;flex:1}.staff-row-meta{color:var(--text-dim);font-size:12px}.callout-toggle{background:transparent;border:1px dashed var(--callout);color:var(--callout);font-size:11px;padding:4px 8px}.callout-toggle.is-on{background:#f59e0b26}.back-end-tag{font-size:10px;color:var(--text-dim);border:1px dashed var(--text-dim);border-radius:3px;padding:2px 6px;text-transform:uppercase;letter-spacing:.04em}.preview-grid-wrap{padding:16px 20px;overflow:auto;border-bottom:1px solid var(--border)}.preview-grid{width:100%;border-collapse:collapse;font-size:12px}.preview-grid th,.preview-grid td{border:1px solid var(--border);padding:6px 8px;text-align:left;vertical-align:top}.preview-grid thead th{background:var(--bg);font-size:11px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.04em}.preview-grid-date{color:var(--text);font-size:13px;font-weight:700}.preview-grid-row-label{background:var(--bg);width:110px;color:var(--text-dim);font-weight:600}.preview-grid-cell{background:var(--bg)}.preview-grid-cell .staff-chip{margin-right:3px;margin-bottom:2px}.cell-empty{color:var(--text-faint);opacity:.6}.exception-groups{padding:16px 20px;overflow:auto;flex:1}.exception-summary{display:flex;gap:8px;margin-bottom:12px;flex-wrap:wrap}.exc-pill{font-size:11px;padding:3px 8px;border-radius:999px;border:1px solid var(--border)}.exc-pill.exc-error{color:var(--error);border-color:var(--error);background:#ef44441a}.exc-pill.exc-warning{color:var(--callout);border-color:var(--callout);background:#f59e0b1a}.exc-pill.exc-info{color:var(--text-dim)}.exc-group{margin-bottom:16px}.exc-group h4{margin:0 0 8px;font-size:11px;text-transform:uppercase;letter-spacing:.06em;color:var(--text-dim)}.exc-group.exc-error h4{color:var(--error)}.exc-group.exc-warning h4{color:var(--callout)}.exc-group ul{list-style:none;padding:0;margin:0}.exc-group li{padding:8px 10px;border-radius:6px;border:1px solid var(--border);background:var(--bg);margin-bottom:6px}.exc-group.exc-error li{border-left:3px solid var(--error)}.exc-group.exc-warning li{border-left:3px solid var(--callout)}.exc-group.exc-info li{border-left:3px solid var(--text-faint)}.exc-message{font-size:13px}.exc-when{font-family:ui-monospace,monospace;font-size:11px;color:var(--text-dim);margin-right:8px}.exc-suggestions{margin-top:6px;display:flex;flex-wrap:wrap;gap:6px}.suggestion-chip{font-size:11px;color:var(--text-dim);background:var(--bg-elev-2);padding:2px 8px;border-radius:999px}.undo-toast{position:fixed;bottom:20px;left:50%;transform:translate(-50%);background:var(--bg-elev-2);border:1px solid var(--border);border-radius:8px;padding:12px 16px;display:flex;align-items:center;gap:16px;min-width:320px;max-width:90vw;z-index:200;box-shadow:0 8px 24px #0006;font-size:13px}.undo-msg{color:var(--text)}.undo-btn{background:transparent;border:1px solid var(--accent);color:var(--accent);font-size:12px;padding:4px 12px}.undo-btn:hover{background:var(--accent);color:#fff}.undo-progress{position:absolute;bottom:0;left:0;right:0;height:2px;background:transparent;border-radius:0 0 8px 8px;overflow:hidden}.undo-progress-bar{height:100%;background:var(--accent);transition:width .1s linear}@media (max-width: 900px){.main-layout{grid-template-columns:1fr}.tally-rail{display:none}.day-box{min-height:90px;padding:4px 6px}.day-num{font-size:12px}.staff-chip{font-size:10px;padding:0 4px}.calendar-header-cell{font-size:10px;padding:6px 2px}.legend{gap:10px;font-size:10px}}