:root{--brand: #2b7bf5;--brand-deep: #2563eb;--brand-soft: #e8f0fe;--orange: #f5822b;--orange-soft: #fdeedd;--green: #21b573;--green-soft: #e6f7ef;--purple: #8b5cf6;--purple-soft: #f0e9fd;--ink: #1f2d3d;--ink-2: #5b6b80;--ink-3: #93a1b3;--line: #e6ebf2;--bg: #eef4fb;--card: #ffffff;--danger: #e5484d;--radius: 16px;--shadow: 0 2px 12px rgba(31, 60, 108, .06)}*{box-sizing:border-box}html,body{margin:0;padding:0;background:linear-gradient(160deg,#eaf3fd 0%,var(--bg) 45%,#f2eef9 100%);min-height:100vh;color:var(--ink);font-family:PingFang SC,Microsoft YaHei,Segoe UI,sans-serif;font-size:14px}#app{min-height:100vh}h1,h2,h3{margin:0;font-weight:600}button{font-family:inherit;border:none;cursor:pointer;border-radius:999px;padding:9px 18px;font-size:14px;transition:filter .15s,opacity .15s}button:disabled{opacity:.55;cursor:not-allowed}button:hover:not(:disabled){filter:brightness(1.05)}.btn-primary{background:var(--brand);color:#fff}.btn-orange{background:var(--orange);color:#fff}.btn-green{background:var(--green);color:#fff}.btn-purple{background:linear-gradient(90deg,#8b5cf6,#a78bfa);color:#fff}.btn-plain{background:#fff;color:var(--ink-2);border:1px solid var(--line)}.btn-plain-blue{background:#fff;color:var(--brand);border:1px solid var(--brand)}.btn-danger-plain{background:#fff;color:var(--danger);border:1px solid #f3c1c3}.btn-sm{padding:5px 12px;font-size:13px}.btn-block{display:block;width:100%}input,select,textarea{font-family:inherit;font-size:14px;color:var(--ink);background:#f5f7fa;border:1px solid var(--line);border-radius:10px;padding:10px 12px;outline:none;transition:border .15s,box-shadow .15s}input:focus,select:focus,textarea:focus{border-color:var(--brand);box-shadow:0 0 0 3px #2b7bf51f;background:#fff}textarea{resize:vertical;min-height:96px}.card{background:var(--card);border-radius:var(--radius);box-shadow:var(--shadow);border:1px solid rgba(230,235,242,.8);padding:20px 22px}.card-title{font-size:16px;font-weight:600}.card-desc{color:var(--ink-3);font-size:12.5px;margin-top:4px;line-height:1.6}.tag{display:inline-flex;align-items:center;gap:4px;background:#f2f5f9;color:var(--ink-2);border-radius:999px;padding:4px 12px;font-size:12.5px}.tag-green{background:var(--green-soft);color:var(--green)}.tag-orange{background:var(--orange-soft);color:#d9731d}.tag-blue{background:var(--brand-soft);color:var(--brand-deep)}.info-row{display:flex;align-items:center;gap:10px}.info-label{color:var(--ink-3);font-size:12.5px}.info-value{color:var(--ink);font-weight:600;font-size:13.5px}.tabs{display:flex;gap:26px;border-bottom:1px solid var(--line);margin-bottom:18px}.tab{padding:10px 2px;color:var(--ink-2);cursor:pointer;font-size:14.5px;position:relative;-webkit-user-select:none;user-select:none}.tab.active{color:var(--brand-deep);font-weight:600}.tab.active:after{content:"";position:absolute;left:0;right:0;bottom:-1px;height:3px;border-radius:3px;background:var(--brand)}details.fold{border:1px solid var(--line);border-radius:12px;background:#fafbfd;margin-top:10px}details.fold summary{list-style:none;cursor:pointer;padding:10px 14px;color:var(--ink-2);font-size:13.5px;display:flex;align-items:center;justify-content:space-between;-webkit-user-select:none;user-select:none}details.fold summary:after{content:"⌄";color:var(--ink-3);transition:transform .2s}details.fold[open] summary:after{transform:rotate(180deg)}details.fold .fold-body{padding:4px 14px 14px}.empty{text-align:center;color:var(--ink-3);padding:34px 10px;font-size:13px}.empty .empty-icon{font-size:34px;display:block;margin-bottom:10px;opacity:.5}.alert{border-radius:10px;padding:10px 14px;font-size:13px;margin:10px 0}.alert-ok{background:var(--green-soft);color:#158354}.alert-err{background:#fdecec;color:var(--danger)}.alert-info{background:var(--brand-soft);color:var(--brand-deep)}.modal-mask{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f193259;display:flex;align-items:center;justify-content:center;z-index:50;padding:20px}.modal{background:#fff;border-radius:var(--radius);box-shadow:0 12px 48px #0f235038;width:640px;max-width:96vw;max-height:86vh;display:flex;flex-direction:column;overflow:hidden}.modal-head{display:flex;align-items:center;justify-content:space-between;padding:16px 20px;border-bottom:1px solid var(--line)}.modal-body{padding:16px 20px;overflow-y:auto}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}@media(max-width:900px){.two-col{grid-template-columns:1fr}}