:root{--bg:#fafaf9;--bg-card:#fff;--bg-sidebar:#1c1917;--bg-sidebar-hover:#292524;--text:#1c1917;--text-muted:#78716c;--text-sidebar:#e7e5e4;--text-sidebar-muted:#a8a29e;--border:#e7e5e4;--accent:#0d9488;--accent-light:#ccfbf1;--accent-dark:#0f766e;--danger:#dc2626;--danger-light:#fef2f2;--warning:#f59e0b;--warning-light:#fffbeb;--success:#16a34a;--success-light:#f0fdf4;--info:#2563eb;--info-light:#eff6ff;--radius:8px;--shadow-sm:0 1px 2px rgba(0,0,0,.04);--shadow:0 1px 3px rgba(0,0,0,.06),0 1px 2px rgba(0,0,0,.04);--shadow-md:0 4px 6px -1px rgba(0,0,0,.07),0 2px 4px -2px rgba(0,0,0,.05);--transition:150ms ease}*{margin:0;padding:0;box-sizing:border-box}html{font-size:15px}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,system-ui,sans-serif;background:var(--bg);color:var(--text);line-height:1.5;-webkit-font-smoothing:antialiased}.app-layout{display:flex;min-height:100vh}.sidebar{width:240px;background:var(--bg-sidebar);color:var(--text-sidebar);display:flex;flex-direction:column;position:fixed;top:0;left:0;bottom:0;z-index:50}.sidebar-header{padding:20px 16px;border-bottom:1px solid hsla(0,0%,100%,.08)}.sidebar-header h1{font-size:1.1rem;font-weight:600;letter-spacing:-.01em}.sidebar-header p{font-size:.75rem;color:var(--text-sidebar-muted);margin-top:2px}.sidebar-nav{padding:12px 8px;flex:1 1;display:flex;flex-direction:column;gap:2px}.nav-item{display:flex;align-items:center;gap:10px;padding:9px 12px;border-radius:6px;font-size:.87rem;cursor:pointer;transition:background var(--transition);color:var(--text-sidebar-muted);border:none;background:none;width:100%;text-align:left}.nav-item:hover{background:var(--bg-sidebar-hover);color:var(--text-sidebar)}.nav-item.active{background:var(--accent-dark);color:#fff}.nav-item svg{width:18px;height:18px;flex-shrink:0}.sidebar-footer{padding:12px 16px;border-top:1px solid hsla(0,0%,100%,.08)}.lang-toggle{display:flex;background:hsla(0,0%,100%,.06);border-radius:6px;overflow:hidden}.lang-btn{flex:1 1;padding:6px;font-size:.78rem;border:none;background:none;color:var(--text-sidebar-muted);cursor:pointer;transition:all var(--transition)}.lang-btn.active{background:var(--accent-dark);color:#fff}.main-content{margin-left:240px;flex:1 1;padding:28px 32px;min-height:100vh}.page-header{margin-bottom:24px}.page-header h2{font-size:1.5rem;font-weight:600;letter-spacing:-.02em;color:var(--text)}.page-header p{color:var(--text-muted);font-size:.87rem;margin-top:4px}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow-sm)}.card-header{padding:16px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.card-header h3{font-size:.95rem;font-weight:600}.card-body{padding:20px}.stats-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));grid-gap:16px;gap:16px;margin-bottom:24px}.stat-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow-sm)}.stat-label{font-size:.78rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;font-weight:500}.stat-value{font-size:1.8rem;font-weight:700;margin-top:4px;letter-spacing:-.03em}.stat-hint{font-size:.78rem;color:var(--text-muted);margin-top:2px}.data-table{width:100%;border-collapse:collapse}.data-table th{text-align:left;font-size:.78rem;font-weight:600;color:var(--text-muted);text-transform:uppercase;letter-spacing:.04em;padding:10px 16px;white-space:nowrap}.data-table td,.data-table th{border-bottom:1px solid var(--border)}.data-table td{padding:12px 16px;font-size:.87rem}.data-table tr:last-child td{border-bottom:none}.data-table tr:hover{background:#fafaf9}.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:99px;font-size:.75rem;font-weight:500}.badge-success{background:var(--success-light);color:var(--success)}.badge-warning{background:var(--warning-light);color:var(--warning)}.badge-danger{background:var(--danger-light);color:var(--danger)}.badge-info{background:var(--info-light);color:var(--info)}.badge-muted{background:#f5f5f4;color:var(--text-muted)}.btn{display:inline-flex;align-items:center;gap:6px;padding:8px 16px;border-radius:6px;font-size:.85rem;font-weight:500;cursor:pointer;transition:all var(--transition);border:1px solid var(--border);background:var(--bg-card);color:var(--text)}.btn:hover{box-shadow:var(--shadow)}.btn-primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn-primary:hover{background:var(--accent-dark)}.btn-danger{background:var(--danger);color:#fff;border-color:var(--danger)}.btn-sm{padding:4px 10px;font-size:.78rem}.btn-ghost{border:none;background:none}.btn-ghost:hover{background:#f5f5f4}.form-group{margin-bottom:16px}.form-group label{display:block;font-size:.82rem;font-weight:500;margin-bottom:4px;color:var(--text)}.form-control{width:100%;padding:8px 12px;border:1px solid var(--border);border-radius:6px;font-size:.87rem;font-family:inherit;background:#fff;transition:border-color var(--transition)}.form-control:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(13,148,136,.1)}select.form-control{-webkit-appearance:none;-moz-appearance:none;appearance:none}.form-row{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));grid-gap:16px;gap:16px}.alert{padding:12px 16px;border-radius:var(--radius);font-size:.85rem;display:flex;align-items:flex-start;gap:8px;margin-bottom:16px}.alert-warning{background:var(--warning-light);border:1px solid #fde68a;color:#92400e}.alert-info{background:var(--info-light);border:1px solid #bfdbfe;color:#1e40af}.alert-danger{background:var(--danger-light);border:1px solid #fecaca;color:var(--danger)}.alert-success{background:var(--success-light);border:1px solid #bbf7d0;color:#15803d}.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.4);display:flex;align-items:center;justify-content:center;z-index:100}.modal{background:var(--bg-card);border-radius:12px;box-shadow:var(--shadow-md);width:90%;max-width:560px;max-height:90vh;overflow-y:auto}.modal-header{padding:18px 20px;border-bottom:1px solid var(--border);display:flex;align-items:center;justify-content:space-between}.modal-header h3{font-size:1rem;font-weight:600}.modal-body{padding:20px}.modal-footer{padding:14px 20px;border-top:1px solid var(--border);display:flex;justify-content:flex-end;gap:8px}.result-box{background:#f0fdfa;border:1px solid #99f6e4;border-radius:var(--radius);padding:24px;text-align:center;margin:20px 0}.result-amount{font-size:2.2rem;font-weight:700;color:var(--accent-dark);letter-spacing:-.03em}.result-label{font-size:.82rem;color:var(--text-muted);margin-top:4px}.breakdown-table{width:100%;margin-top:16px}.breakdown-table td{padding:8px 12px;border-bottom:1px solid var(--border);font-size:.85rem}.breakdown-table tr:last-child td{border-bottom:none}.calendar-grid{display:grid;grid-template-columns:repeat(7,1fr);grid-gap:2px;gap:2px}.calendar-day{aspect-ratio:1;display:flex;align-items:center;justify-content:center;font-size:.78rem;border-radius:4px}.calendar-day.header{font-weight:600;color:var(--text-muted);font-size:.72rem}.calendar-day.has-leave{background:var(--warning-light);color:var(--warning);font-weight:600}.calendar-day.today{border:2px solid var(--accent)}.dept-bar-container{margin-bottom:12px}.dept-bar-label{display:flex;justify-content:space-between;font-size:.82rem;margin-bottom:4px}.dept-bar-track{height:8px;background:#f5f5f4;border-radius:4px;overflow:hidden}.dept-bar-fill{height:100%;background:var(--accent);border-radius:4px;transition:width .3s ease}.toast{position:fixed;bottom:24px;right:24px;padding:12px 20px;border-radius:var(--radius);font-size:.85rem;box-shadow:var(--shadow-md);z-index:200;animation:slideUp .2s ease}@keyframes slideUp{0%{transform:translateY(10px);opacity:0}to{transform:translateY(0);opacity:1}}@media (max-width:768px){.sidebar{width:60px}.nav-item span,.sidebar-footer,.sidebar-header h1,.sidebar-header p{display:none}.nav-item{justify-content:center;padding:12px}.main-content{margin-left:60px;padding:16px}.form-row{grid-template-columns:1fr}.stats-row{grid-template-columns:1fr 1fr}}.seed-banner{background:var(--info-light);border:1px solid #bfdbfe;border-radius:var(--radius);padding:14px 20px;margin-bottom:20px;display:flex;align-items:center;justify-content:space-between}