:root{--blue: #2563eb;--blue-dark: #1d4ed8;--blue-soft: #eff6ff;--text: #0f172a;--muted: #64748b;--border: #e2e8f0;--surface: #ffffff;--danger: #dc2626;--danger-dark: #b91c1c}*{box-sizing:border-box}html,body,#root{margin:0;padding:0}body{background:#f8fafc;color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Helvetica,Arial,sans-serif;line-height:1.5;-webkit-font-smoothing:antialiased}.app{max-width:1080px;margin:0 auto;padding:16px 20px 56px}.app-header{padding:20px 0 14px;border-bottom:1px solid var(--border);margin-bottom:16px}.app-header h1{margin:0;font-size:1.9rem;letter-spacing:-.02em;color:var(--text)}.app-header .tagline{margin:4px 0 0;color:var(--muted)}.tabs{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px}.tab{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid var(--border);background:var(--surface);color:var(--text);padding:8px 15px;border-radius:999px;cursor:pointer;font-size:.9rem;transition:background .15s ease,color .15s ease,border-color .15s ease}.tab:hover{border-color:var(--blue);color:var(--blue)}.tab.active{background:var(--blue);border-color:var(--blue);color:#fff}.content{min-height:50vh}.section-head{display:flex;align-items:baseline;justify-content:space-between;flex-wrap:wrap;gap:8px;margin-bottom:16px}.section-head h2{margin:0;font-size:1.35rem}.muted{color:var(--muted);font-size:.9rem;margin:0}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:12px;margin-bottom:24px}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px;display:flex;flex-direction:column;gap:6px}.stat-card.accent{border-color:var(--blue);background:var(--blue-soft)}.stat-label{color:var(--muted);font-size:.78rem;text-transform:uppercase;letter-spacing:.04em}.stat-value{font-size:1.7rem;font-weight:700;color:var(--text)}.stat-card.accent .stat-value{color:var(--blue-dark)}.panel{background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:20px}.empty-state{text-align:center;padding:48px 20px}.form-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.field{display:flex;flex-direction:column;gap:6px}.field-label{font-size:.85rem;font-weight:600}.field input{padding:10px 12px;border:1px solid var(--border);border-radius:8px;font-size:1rem;color:var(--text);background:#fff;width:100%}.field input:focus{outline:2px solid var(--blue);outline-offset:1px;border-color:var(--blue)}.field-error{color:var(--danger);font-size:.8rem}.checkbox-field{display:flex;align-items:center;grid-column:1 / -1}.checkbox{display:inline-flex;align-items:center;gap:8px;cursor:pointer;font-size:.95rem}.checkbox input{width:18px;height:18px;accent-color:var(--blue)}.preview{margin:14px 0 0;padding:10px 12px;background:var(--blue-soft);border-radius:8px;color:var(--blue-dark);font-weight:600}.form-actions{margin-top:20px;display:flex;gap:10px;flex-wrap:wrap}.settings-saved{color:var(--blue-dark);font-weight:600;margin-top:12px}.btn{-webkit-appearance:none;-moz-appearance:none;appearance:none;border:1px solid transparent;border-radius:8px;padding:10px 16px;font-size:.95rem;cursor:pointer;transition:background .15s ease,color .15s ease,border-color .15s ease}.btn.primary{background:var(--blue);color:#fff}.btn.primary:hover{background:var(--blue-dark)}.btn.ghost{background:#fff;border-color:var(--border);color:var(--text)}.btn.ghost:hover{border-color:var(--blue);color:var(--blue)}.btn.danger{background:var(--danger);color:#fff}.btn.danger:hover{background:var(--danger-dark)}.btn.small{padding:5px 10px;font-size:.8rem;border-radius:6px}.week-list{display:flex;flex-direction:column;gap:12px}.week-card{background:var(--surface);border:1px solid var(--border);border-radius:12px;overflow:hidden}.week-header{width:100%;display:flex;justify-content:space-between;align-items:center;gap:12px;padding:16px;background:var(--surface);border:none;cursor:pointer;text-align:left;font:inherit;color:inherit}.week-header:hover{background:#f8fafc}.week-title{display:flex;flex-direction:column;gap:2px}.week-range{font-weight:700}.week-sub{color:var(--muted);font-size:.85rem}.week-totals{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--blue-dark)}.chevron{color:var(--muted);font-size:.72rem}.week-detail{border-top:1px solid var(--border);padding:16px}.week-summary{display:flex;gap:18px;flex-wrap:wrap;color:var(--muted);font-size:.9rem;margin-bottom:12px}.entry-group h4{margin:16px 0 8px;font-size:.78rem;text-transform:uppercase;letter-spacing:.05em;color:var(--muted)}.entry-group:first-child h4{margin-top:0}.entry-list{list-style:none;margin:0;padding:0;display:flex;flex-direction:column;gap:8px}.entry-row{display:flex;justify-content:space-between;align-items:center;gap:12px;padding:10px 12px;border:1px solid var(--border);border-radius:8px;flex-wrap:wrap}.entry-main{display:flex;flex-direction:column;gap:2px;min-width:0}.entry-title{font-weight:600}.entry-meta{color:var(--muted);font-size:.82rem}.entry-actions{display:flex;align-items:center;gap:8px;flex-wrap:wrap}.entry-amount{font-weight:700;min-width:70px;text-align:right}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f172a80;display:flex;align-items:center;justify-content:center;padding:20px;z-index:50}.modal{background:#fff;border-radius:12px;padding:24px;max-width:440px;width:100%;box-shadow:0 20px 50px #0f172a4d}.modal h3{margin:0 0 8px}.modal p{margin:0 0 20px;color:var(--muted)}.modal-actions{display:flex;justify-content:flex-end;gap:10px}@media (max-width: 640px){.app{padding:12px 14px 40px}.form-grid{grid-template-columns:1fr}.stat-grid{grid-template-columns:1fr 1fr}.entry-row{align-items:flex-start}.entry-actions{width:100%;justify-content:space-between}.week-header{align-items:flex-start}}