:root{--font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;--font-mono: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", monospace;--bg-color: #f8fafc;--surface-color: #ffffff;--text-main: #0f172a;--text-muted: #475569;--border-color: #e2e8f0;--primary: #0284c7;--primary-hover: #0369a1;--current-bg: #ecfdf5;--current-text: #065f46;--current-border: #a7f3d0;--expired-bg: #f1f5f9;--expired-text: #475569}*{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-sans);background-color:var(--bg-color);color:var(--text-main);line-height:1.5;min-height:100vh;display:flex;flex-direction:column}header{background-color:var(--surface-color);border-bottom:1px solid var(--border-color);padding:1rem 1.5rem}.header-content{max-width:1440px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1rem}.brand{font-size:1.25rem;font-weight:700;color:var(--text-main);text-decoration:none;display:flex;align-items:center;gap:.5rem}.brand span{color:var(--primary)}.tagline{font-size:.85rem;color:var(--text-muted)}main{flex:1;max-width:1440px;width:100%;margin:0 auto;padding:2rem 1.5rem}footer{background-color:var(--surface-color);border-top:1px solid var(--border-color);padding:1.5rem;font-size:.875rem;color:var(--text-muted);text-align:center}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}.search-box{display:flex;gap:.5rem;width:100%;max-width:600px}.search-input{flex:1;padding:.75rem 1rem;font-size:1rem;border:1px solid var(--border-color);border-radius:6px;background-color:var(--surface-color);color:var(--text-main);font-family:inherit}.search-input:focus{outline:2px solid var(--primary);border-color:transparent}.btn{padding:.75rem 1.25rem;font-size:1rem;font-weight:600;background-color:var(--primary);color:#fff;border:none;border-radius:6px;cursor:pointer;transition:background-color .15s}.btn:hover{background-color:var(--primary-hover);text-decoration:none}.card{background-color:var(--surface-color);border:1px solid var(--border-color);border-radius:8px;padding:1.5rem;margin-bottom:1.5rem;box-shadow:0 1px 3px #0000000d}.table-container{overflow-x:auto;background-color:var(--surface-color);border:1px solid var(--border-color);border-radius:8px;box-shadow:0 1px 3px #0000000d}table{width:100%;border-collapse:collapse;text-align:left;font-size:.9rem}th,td{padding:.75rem 1rem;border-bottom:1px solid var(--border-color)}th{background-color:#f8fafc;font-weight:600;color:var(--text-muted);text-transform:uppercase;font-size:.75rem;letter-spacing:.05em}tr:last-child td{border-bottom:none}tr:hover td{background-color:#f8fafc}th[data-sort]{cursor:pointer;user-select:none;white-space:nowrap}th[data-sort]:hover{color:var(--text-main)}th[data-sort]:after{content:" ↕";opacity:.35}th[aria-sort=ascending]:after{content:" ▲";opacity:1}th[aria-sort=descending]:after{content:" ▼";opacity:1}.mono{font-family:var(--font-mono)}.formula{background-color:#f8fafc;border:1px solid var(--border-color);border-radius:6px;overflow-x:auto;padding:.25rem .75rem}.formula .katex-display{margin:.5rem 0}.grid-2-4{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:1.5rem;margin-top:1rem}@media(min-width:1200px){.grid-2-4{grid-template-columns:repeat(4,minmax(0,1fr))}}@media(max-width:640px){.grid-2-4{grid-template-columns:minmax(0,1fr)}}.badge{display:inline-block;padding:.2rem .5rem;font-size:.75rem;font-weight:600;border-radius:4px;font-family:var(--font-mono)}.badge-current{background-color:var(--current-bg);color:var(--current-text);border:1px solid var(--current-border)}.badge-expired{background-color:var(--expired-bg);color:var(--expired-text)}.panel-notice{background-color:#eff6ff;border:1px solid #bfdbfe;color:#1e40af;padding:1rem;border-radius:6px;margin-bottom:1.5rem}.panel-error{background-color:#fef2f2;border:1px solid #fecaca;color:#991b1b;padding:1rem;border-radius:6px;margin-bottom:1.5rem}.grid-profile{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem;margin-top:1rem}.grid-item{display:flex;flex-direction:column}.grid-label{font-size:.75rem;font-weight:600;text-transform:uppercase;color:var(--text-muted)}.grid-val{font-size:.95rem;color:var(--text-main);font-weight:500}.brand-group{display:flex;flex-direction:column;gap:.15rem}.product-nav{display:flex;align-items:center;gap:1.25rem}.nav-item{color:var(--text-muted);font-weight:600;font-size:.95rem;text-decoration:none;padding:.4rem .2rem;border-bottom:2px solid transparent;transition:color .15s,border-color .15s}.nav-item:hover{color:var(--text-main);text-decoration:none}.nav-item.active{color:var(--primary);border-bottom-color:var(--primary)}@media print{header,footer,.search-box,.product-nav,.no-print{display:none!important}body{background:#fff!important;color:#000!important;font-size:10pt}main{max-width:100%!important;padding:0!important;margin:0!important}.card,.table-container{box-shadow:none!important;border:1px solid #ccc!important}a{color:inherit!important;text-decoration:none!important}.page-break{page-break-before:always;break-before:page}}