*,:before,:after{box-sizing:border-box;margin:0;padding:0}:root{--primary:#1a73e8;--primary-light:#e8f0fe;--primary-dark:#1557b0;--danger:#dc3545;--danger-light:#fce8e8;--success:#0f9d58;--success-light:#e6f4ea;--warning:#f9ab00;--warning-light:#fef7e0;--info:#4285f4;--bg:#f5f6fa;--surface:#fff;--border:#e0e0e0;--text:#202124;--text-secondary:#5f6368;--text-muted:#9aa0a6;--radius:8px;--shadow:0 1px 3px #00000014, 0 1px 2px #0000000f;--shadow-md:0 4px 6px #00000012, 0 2px 4px #0000000f}html,body,#root{height:100%}body{color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica Neue,Arial,PingFang SC,Microsoft YaHei,sans-serif;font-size:14px;line-height:1.5}.app-layout{height:100vh;display:flex}.sidebar{background:var(--surface);border-right:1px solid var(--border);flex-direction:column;width:240px;min-width:240px;display:flex;overflow-y:auto}.sidebar-header{border-bottom:1px solid 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var(--border);justify-content:space-between;align-items:center;min-height:48px;padding:8px 20px;display:flex}.role-switcher{align-items:center;gap:4px;display:flex}.role-switcher>span{color:var(--text-muted);margin-right:4px;font-size:12px;font-weight:600}.role-btn{border:1px solid var(--border);background:var(--surface);cursor:pointer;color:var(--text-secondary);border-radius:4px;padding:4px 12px;font-size:12px;transition:all .15s}.role-btn:hover{border-color:var(--primary);color:var(--primary)}.role-btn.active{background:var(--primary);color:#fff;border-color:var(--primary)}.page-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.page-header h1{font-size:22px;font-weight:700}.card{background:var(--surface);border-radius:var(--radius);box-shadow:var(--shadow);margin-bottom:16px;padding:20px}.btn{cursor:pointer;white-space:nowrap;border:1px solid #0000;border-radius:6px;align-items:center;gap:6px;padding:8px 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20px;display:flex;position:fixed;top:0;bottom:0;left:0;right:0;overflow-y:auto}.modal{background:var(--surface);box-shadow:var(--shadow-md);border-radius:12px;width:100%;max-width:720px;padding:24px}.modal-header{justify-content:space-between;align-items:center;margin-bottom:20px;display:flex}.modal-header h2{font-size:18px;font-weight:700}.modal-close{cursor:pointer;color:var(--text-muted);background:0 0;border:none;padding:4px;font-size:24px;line-height:1}.modal-footer{border-top:1px solid var(--border);justify-content:flex-end;gap:8px;margin-top:20px;padding-top:16px;display:flex}.tag{white-space:nowrap;border-radius:12px;padding:2px 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.15s}.image-thumb:hover{border-color:var(--primary)}.image-thumb.primary{border-color:var(--success)}.image-viewer-overlay{z-index:2000;cursor:pointer;background:#000000e0;flex-direction:column;justify-content:center;align-items:center;display:flex;position:fixed;top:0;bottom:0;left:0;right:0}.image-viewer-overlay img{object-fit:contain;border-radius:8px;max-width:90vw;max-height:85vh}.image-viewer-close{color:#fff;margin-top:16px;font-size:14px}.filter-bar{flex-wrap:wrap;align-items:center;gap:10px;margin-bottom:16px;display:flex}.filter-bar select,.filter-bar input{border:1px solid var(--border);background:var(--surface);border-radius:6px;padding:6px 10px;font-size:13px}.filter-bar select:focus,.filter-bar input:focus{border-color:var(--primary);outline:none}.empty-state{text-align:center;color:var(--text-muted);padding:48px 20px}.empty-state .empty-icon{margin-bottom:12px;font-size:48px}.empty-state p{font-size:14px}.dashboard-grid{grid-template-columns:1fr 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(max-width:768px){.sidebar{width:56px;min-width:56px}.sidebar-header{justify-content:center;padding:12px 0;font-size:0}.sidebar-header .icon{font-size:22px}.sidebar-link{justify-content:center;padding:12px 0}.sidebar-link span:not(.nav-icon),.sidebar-section{display:none}.main-content{padding:16px}.form-row,.dashboard-grid{grid-template-columns:1fr}}