:root{--bg:#f7f7f5;--surface:#fff;--text:#1a1a1a;--text-muted:#6b6b6b;--border:#e5e5e2;--accent:#2f6f4f;--accent-soft:#e6f0ea;--danger:#b3452c}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Hiragino Sans,Yu Gothic,sans-serif}a{color:inherit}.header{z-index:10;background:var(--surface);border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;padding:12px 16px;display:flex;position:sticky;top:0}.header-title{font-size:16px;font-weight:700}.nav{gap:12px;display:flex}.nav a{color:var(--text-muted);border-radius:8px;padding:6px 10px;font-size:14px;text-decoration:none}.nav a.active{color:var(--accent);background:var(--accent-soft);font-weight:600}.container{max-width:720px;margin:0 auto;padding:16px}.card{background:var(--surface);border:1px solid var(--border);border-radius:12px;margin-bottom:16px;padding:16px}.summary-grid{grid-template-columns:repeat(2,1fr);gap:12px;margin-bottom:16px;display:grid}.summary-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:14px}.summary-label{color:var(--text-muted);margin:0 0 6px;font-size:12px}.summary-value{margin:0;font-size:22px;font-weight:700}.section-title{margin:0 0 12px;font-size:15px;font-weight:700}.filter-row{flex-wrap:wrap;gap:8px;margin-bottom:16px;display:flex}.filter-row select{border:1px solid var(--border);background:var(--surface);border-radius:8px;flex:1;min-width:120px;padding:8px 10px;font-size:14px}.transaction-list{margin:0;padding:0;list-style:none}.transaction-item{border-bottom:1px solid var(--border);justify-content:space-between;align-items:center;gap:12px;padding:12px 0;display:flex}.transaction-item:last-child{border-bottom:none}.category-link{width:100%;color:inherit;justify-content:space-between;align-items:center;text-decoration:none;display:flex}.category-link:active{opacity:.7}.transaction-merchant{font-size:14px;font-weight:600}.transaction-meta{color:var(--text-muted);margin-top:2px;font-size:12px}.transaction-amount{white-space:nowrap;font-weight:700}.category-tag{color:var(--accent);background:var(--accent-soft);border-radius:6px;margin-top:4px;padding:2px 6px;font-size:11px;display:inline-block}.empty-state{color:var(--text-muted);text-align:center;padding:24px 0;font-size:14px}@media (min-width:640px){.summary-grid{grid-template-columns:repeat(3,1fr)}}.skeleton{background:linear-gradient(90deg, var(--border) 25%, #f0f0ee 37%, var(--border) 63%);background-size:400% 100%;border-radius:6px;animation:1.4s infinite skeleton-shimmer}@keyframes skeleton-shimmer{0%{background-position:100%}to{background-position:0}}.skeleton-select{border-radius:8px;flex:1;min-width:120px;height:38px}.skeleton-label{width:40%;height:12px;margin-bottom:8px}.skeleton-value{width:55%;height:26px}.skeleton-line{width:55%;height:14px;margin-bottom:8px}.skeleton-line-short{width:30%;height:11px}.skeleton-amount{width:60px;height:16px}.admin-input,.admin-textarea{border:1px solid var(--border);background:var(--surface);border-radius:8px;flex:1;min-width:120px;padding:8px 10px;font-family:inherit;font-size:14px}.admin-textarea{resize:vertical;width:100%}.btn-primary{background:var(--accent);color:#fff;cursor:pointer;border:none;border-radius:8px;padding:8px 16px;font-size:14px;font-weight:600}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-text{color:var(--danger);cursor:pointer;background:0 0;border:none;padding:4px 8px;font-size:13px}.admin-error{color:var(--danger);margin:-8px 0 16px;font-size:13px}.admin-error-list{color:var(--danger);margin:8px 0 0;padding-left:18px;font-size:12px}