:root{--blue: #2563eb;--brown: #d97706;--bg: #eef2f7;--card: #ffffff;--text: #1f2937;--muted: #6b7280;--ok: #16a34a;--warn: #eab308;--danger: #dc2626;--border: #e5e7eb}*{box-sizing:border-box;-webkit-tap-highlight-color:transparent}html,body,#root{margin:0;padding:0;height:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;background:var(--bg);color:var(--text);font-size:15px}button{font-family:inherit;cursor:pointer}input,select,textarea{font-family:inherit;font-size:16px;padding:10px 12px;border:1px solid var(--border);border-radius:8px;width:100%;background:#fff;color:var(--text)}input:focus,select:focus,textarea:focus{outline:2px solid var(--blue);border-color:var(--blue)}.app{display:flex;min-height:100%}.sidebar{width:220px;background:#fff;border-right:1px solid var(--border);display:flex;flex-direction:column;padding:12px;gap:4px}.sidebar h1{font-size:16px;color:var(--blue);margin:8px 4px 16px}.nav-btn{text-align:left;border:none;background:transparent;padding:12px 14px;border-radius:8px;font-size:15px;color:var(--text);min-height:44px}.nav-btn.active{background:var(--blue);color:#fff}.nav-btn:hover:not(.active){background:var(--bg)}.main{flex:1;padding:16px 16px 80px;max-width:1000px;margin:0 auto;width:100%}@media (max-width: 768px){.app{flex-direction:column}.sidebar{width:100%;flex-direction:row;overflow-x:auto;border-right:none;border-bottom:1px solid var(--border);padding:6px}.sidebar h1{display:none}.nav-btn{white-space:nowrap;min-height:44px}.main{padding:12px 12px 84px}}.card{background:var(--card);border:1px solid var(--border);border-radius:12px;padding:14px;margin-bottom:12px}.row{display:flex;gap:10px;flex-wrap:wrap}.field{margin-bottom:10px}.field label{display:block;font-size:13px;color:var(--muted);margin-bottom:4px}.grid2{display:grid;grid-template-columns:1fr 1fr;gap:10px}@media (max-width: 768px){.grid2{grid-template-columns:1fr}}.btn{border:none;border-radius:8px;padding:10px 16px;font-size:15px;background:var(--blue);color:#fff;min-height:44px;min-width:44px}.btn.secondary{background:#fff;color:var(--blue);border:1px solid var(--blue)}.btn.danger{background:var(--danger)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn.block{width:100%}.tag{display:inline-block;padding:2px 10px;border-radius:999px;font-size:12px;font-weight:600}.tag.s-待设计{background:#ede9fe;color:#6d28d9}.tag.s-待烧结{background:#fef9c3;color:#a16207}.tag.s-待测试{background:#dbeafe;color:#1d4ed8}.tag.s-待分析{background:#fce7f3;color:#be185d}.tag.s-已完成{background:#dcfce7;color:#15803d}.tag.s-已放弃{background:#e5e7eb;color:#6b7280}.tag.overdue{background:var(--danger);color:#fff}.tag.yes{background:#dcfce7;color:#15803d}.tag.no{background:#fee2e2;color:#b91c1c}.tag.unknown{background:#f3f4f6;color:#6b7280}.title{font-size:18px;font-weight:700;margin:0 0 12px}.muted{color:var(--muted);font-size:13px}.center{text-align:center;padding:40px 20px}.star{color:var(--brown)}.mb{margin-bottom:12px}.section-title{font-size:14px;font-weight:700;color:var(--brown);margin:16px 0 8px}.login-wrap{max-width:360px;margin:60px auto}.thumb{width:60px;height:60px;object-fit:cover;border-radius:8px;border:1px solid var(--border)}.thumb-grid{display:flex;gap:8px;flex-wrap:wrap}.bar-rect{transition:height .2s}