:root{--amber:#f59e0b;--amber-light:#fef3c7;--amber-dark:#b45309;--bg:#fafaf9;--surface:#fff;--surface-soft:#fffbeb;--border:#e7e5e4;--border-light:#f5f5f4;--text:#1c1917;--text-secondary:#78716c;--text-tertiary:#a8a29e;--green:#16a34a;--green-bg:#f0fdf4;--blue:#2563eb;--blue-bg:#eff6ff;--purple:#7c3aed;--purple-bg:#f5f3ff;--red:#dc2626;--red-bg:#fef2f2;--gray-bg:#f5f5f4;--sidebar-w:244px;--radius:10px;--radius-sm:6px;--shadow:0 1px 3px #1c19170f, 0 1px 2px #1c19170a;--shadow-lg:0 18px 45px #1c19171f;--font:"Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;--mono:"Cascadia Mono", "SFMono-Regular", Consolas, 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var(--border);background:var(--surface);flex-direction:column;height:100vh;display:flex;position:sticky;top:0}.brand{border:0;border-bottom:1px solid var(--border-light);text-align:left;background:0 0;min-height:74px;padding:20px}.brand strong{font-size:15px}.sidebar nav{flex:1;align-content:start;gap:2px;padding:12px 8px;display:grid;overflow:auto}.sidebar nav button{border-radius:var(--radius-sm);width:100%;min-height:42px;color:var(--text-secondary);text-align:left;background:0 0;border:0;align-items:center;gap:10px;padding:10px 12px;transition:all .15s;display:flex}.sidebar nav button:hover{background:var(--gray-bg);color:var(--text)}.sidebar nav button.active{background:var(--amber-light);color:var(--amber-dark);box-shadow:inset 3px 0 0 var(--amber);font-weight:700}.nav-icon{background:var(--gray-bg);border-radius:5px;flex:none;place-items:center;width:22px;height:22px;font-size:11px;font-weight:800;display:inline-grid}.sidebar nav button.active 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10px;display:inline-flex}.wallet-mini{color:var(--blue)}.page-stack{gap:18px;display:grid}.section,.stat-card,.wide-action{border:1px solid var(--border);border-radius:var(--radius);background:var(--surface);box-shadow:var(--shadow)}.section{padding:18px}.section-head{justify-content:space-between;align-items:flex-start;gap:12px;margin-bottom:14px;display:flex}.stat-grid{grid-template-columns:repeat(4,minmax(160px,1fr));gap:14px;display:grid}.stat-card{text-align:left;align-content:center;gap:5px;min-height:104px;padding:17px 18px 17px 76px;display:grid;position:relative}.stat-card:before{content:"";background:var(--amber-light);border-radius:8px;width:42px;height:42px;position:absolute;top:50%;left:18px;transform:translateY(-50%)}.stat-card span{color:var(--text-secondary);font-size:12px}.stat-card 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var(--border);border-radius:var(--radius);background:var(--surface);width:min(430px,100%);box-shadow:var(--shadow-lg);gap:14px;padding:18px;display:grid}@media (width<=980px){.app-shell{grid-template-columns:1fr}.sidebar{height:auto;position:static}.sidebar nav{grid-template-columns:repeat(3,minmax(0,1fr))}.topbar,.wallet-panel{flex-direction:column;align-items:flex-start}.stat-grid,.dashboard-panels,.filter-bar,.form-grid,.form-grid.two,.operation-grid,.contract-workbench,.contract-meta-grid,.abi-method-grid{grid-template-columns:1fr}.contract-sidebar{max-height:none;position:static}}@media (width<=560px){.workspace{padding:14px}.sidebar nav{grid-template-columns:1fr 1fr}}