:root{--color-bg:#f4f5f7;--color-surface:#fff;--color-border:#dde1e6;--color-text:#1f2430;--color-text-muted:#5b6472;--color-primary:#1a56db;--color-primary-hover:#1544ad;--color-danger:#c0392b;--color-danger-hover:#9c2d21;--color-success:#0a7d3c;--color-warning:#a15c00;--radius:6px;--lightningcss-light:initial;--lightningcss-dark: ;color-scheme:light}*{box-sizing:border-box}html,body,#root{height:100%}body{background:var(--color-bg);color:var(--color-text);margin:0;font-family:Hiragino Kaku Gothic ProN,Hiragino Sans,Yu Gothic,Meiryo,system-ui,-apple-system,sans-serif;font-size:14px}button,input,select,textarea{font-family:inherit;font-size:inherit}a{color:var(--color-primary)}h1,h2,h3,h4{margin:0 0 .6em}.admin-shell{flex-direction:column;min-height:100vh;display:flex}.admin-header{color:#fff;z-index:20;background:#10203f;align-items:center;gap:12px;padding:10px 16px;display:flex;position:sticky;top:0}.admin-header-title{font-size:16px;font-weight:600}.mock-badge{color:#fff;letter-spacing:.05em;background:#d97706;border-radius:999px;padding:2px 8px;font-size:11px;font-weight:700}.admin-header-user{align-items:center;gap:10px;margin-left:auto;display:flex}.nav-toggle{color:#fff;cursor:pointer;background:0 0;border:none;font-size:20px;display:none}.admin-body{flex:1;min-height:0;display:flex}.admin-nav{background:#16274c;flex-direction:column;flex-shrink:0;width:210px;padding:12px 0;display:flex}.admin-nav-link{color:#cdd8ee;border-left:3px solid #0000;padding:12px 20px;font-size:14px;text-decoration:none}.admin-nav-link:hover{color:#fff;background:#1e3363}.admin-nav-link.active{color:#fff;border-left-color:var(--color-primary);background:#1e3363;font-weight:600}.admin-main{flex:1;min-width:0;padding:20px 24px 60px;overflow-x:auto}.page-loading{text-align:center;color:var(--color-text-muted);padding:40px}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);margin-bottom:16px;padding:16px}.card-title{margin-bottom:12px;font-size:15px;font-weight:700}.btn{border-radius:var(--radius);cursor:pointer;border:1px solid #0000;justify-content:center;align-items:center;gap:6px;padding:8px 16px;font-size:14px;font-weight:600;transition:background .15s;display:inline-flex}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff}.btn-primary:hover:not(:disabled){background:var(--color-primary-hover)}.btn-secondary{border-color:var(--color-border);color:var(--color-text);background:#fff}.btn-secondary:hover:not(:disabled){background:#eef0f3}.btn-danger{background:var(--color-danger);color:#fff}.btn-danger:hover:not(:disabled){background:var(--color-danger-hover)}.btn-sm{padding:4px 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#0000004d}.modal-message{color:var(--color-text-muted);white-space:pre-line;line-height:1.6}.modal-actions{justify-content:flex-end;gap:10px;margin-top:20px;display:flex}.modal-wide{max-width:640px}.toast-container{z-index:200;flex-direction:column;gap:8px;display:flex;position:fixed;top:16px;right:16px}.toast{border-radius:var(--radius);color:#fff;min-width:220px;padding:10px 16px;font-size:13px;box-shadow:0 4px 14px #0003}.toast-success{background:var(--color-success)}.toast-error{background:var(--color-danger)}.toast-info{background:#2b3a55}.detail-grid{grid-template-columns:140px 1fr;gap:8px 12px;font-size:13px;display:grid}.detail-grid dt{color:var(--color-text-muted);font-weight:600}.detail-grid dd{margin:0}.calendar-toolbar{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:12px;display:flex}.calendar-grid{grid-template-columns:repeat(7,minmax(90px,1fr));gap:4px;min-width:700px;display:grid}.calendar-dow{text-align:center;color:var(--color-text-muted);padding:4px 0;font-size:12px;font-weight:700}.calendar-cell{border:1px solid var(--color-border);border-radius:var(--radius);background:#fff;flex-direction:column;gap:4px;min-height:74px;padding:6px;display:flex}.calendar-cell.empty{background:0 0;border-color:#0000}.calendar-date{color:var(--color-text-muted);font-size:12px;font-weight:700}.slot-btn{border:1px solid var(--color-border);cursor:pointer;text-align:center;background:#f4f5f7;border-radius:4px;padding:3px 4px;font-size:11px}.slot-btn.on{color:#0a5c2a;background:#d3f0dc;border-color:#7fc99a;font-weight:700}.slot-btn.off{color:#9aa1ab;background:#f3f3f3}.bulk-panel{flex-wrap:wrap;align-items:flex-end;gap:12px;display:flex}.weekday-picker{gap:4px;display:flex}.weekday-chip{border:1px solid var(--color-border);cursor:pointer;background:#fff;border-radius:4px;padding:6px 8px;font-size:12px}.weekday-chip.selected{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}.stat-tiles{grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-bottom:20px;display:grid}.stat-tile{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius);padding:16px}.stat-tile-label{color:var(--color-text-muted);margin-bottom:6px;font-size:12px}.stat-tile-value{font-size:24px;font-weight:700}.bar-chart{border-bottom:1px solid var(--color-border);align-items:flex-end;gap:6px;height:180px;padding:8px 4px 0;display:flex;overflow-x:auto}.bar-chart-col{flex-direction:column;flex:1 0 auto;justify-content:flex-end;align-items:center;min-width:22px;height:100%;display:flex}.bar-chart-bar{background:var(--color-primary);border-radius:4px 4px 0 0;width:100%;max-width:24px;min-height:2px}.bar-chart-label{color:var(--color-text-muted);writing-mode:vertical-rl;white-space:nowrap;margin-top:4px;font-size:10px}.hbar-row{align-items:center;gap:8px;margin-bottom:8px;font-size:12px;display:flex}.hbar-label{text-align:right;width:100px;color:var(--color-text-muted);flex-shrink:0}.hbar-track{background:#eef0f3;border-radius:4px;flex:1;height:16px;overflow:hidden}.hbar-fill{background:var(--color-primary);height:100%}.hbar-value{flex-shrink:0;width:40px;font-weight:600}.attach-rate-list{flex-direction:column;gap:8px;display:flex}.empty-state{color:var(--color-text-muted);text-align:center;padding:24px}.pagination-hint{color:var(--color-text-muted);margin-top:8px;font-size:12px}@media (width<=900px){.nav-toggle{display:inline-block}.admin-nav{z-index:30;transition:transform .2s;position:fixed;top:48px;bottom:0;left:0;transform:translate(-100%);box-shadow:4px 0 12px #0003}.admin-nav.admin-nav-open{transform:translate(0)}.admin-main{padding:14px}.detail-grid{grid-template-columns:110px 1fr}}