:root{--bg:#f4f5ef;--panel:#fff;--ink:#203026;--muted:#778078;--green:#2f6547;--green2:#75947f;--line:#e4e8e1;--soft:#e8efe8;--warn:#c27d36;--danger:#a95353;--shadow:0 18px 50px rgba(42,65,49,.09);font-family:Inter,"PingFang SC","Microsoft YaHei",sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none}*{box-sizing:border-box}body{margin:0;min-height:100vh}button,input,select,textarea{font:inherit}.app-shell{display:flex;min-height:100vh}.sidebar{position:fixed;inset:0 auto 0 0;width:238px;background:#173e2d;color:#fff;padding:30px 20px;display:flex;flex-direction:column;z-index:20}.brand{display:flex;align-items:center;gap:12px;padding:0 8px 30px}.brand-mark{width:42px;height:42px;border-radius:13px;background:#dcebd8;color:#214a35;display:grid;place-items:center;font-family:serif;font-size:20px;font-weight:700}.brand strong,.brand span,.sidebar-foot strong,.sidebar-foot span{display:block}.brand span,.sidebar-foot span{font-size:11px;opacity:.62;margin-top:3px}.nav{display:grid;gap:7px}.nav-item{border:0;background:transparent;color:#d4dfd8;border-radius:10px;padding:12px 14px;text-align:left;display:flex;gap:12px;cursor:pointer}.nav-item:hover,.nav-item.active{background:rgba(255,255,255,.12);color:#fff}.nav-item span{font-size:18px}.sidebar-foot{margin-top:auto;border-top:1px solid rgba(255,255,255,.15);padding:22px 6px 0;display:flex;gap:10px;align-items:center;font-size:13px}.user-avatar{width:34px;height:34px;border-radius:50%;display:grid;place-items:center;background:#b5ceb3;color:#173e2d;font-weight:700}.main{margin-left:238px;width:calc(100% - 238px);padding:0 42px 50px}.topbar{height:118px;display:flex;align-items:center;justify-content:space-between}.topbar h1,.section-head h2{font-size:25px;margin:3px 0 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