:root{color-scheme:dark;font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,sans-serif;line-height:1.5;--accent: #6366f1;--accent-hover: #818cf8;--success: #22c55e;--warning: #eab308;--danger: #ef4444;--surface: rgba(255, 255, 255, .04);--surface-hover: rgba(255, 255, 255, .08);--border: rgba(255, 255, 255, .1);--text: #fafafa;--text-muted: rgba(255, 255, 255, .55)}*{box-sizing:border-box}html,body,#root{margin:0;min-height:100vh;background:#0a0a0a;color:var(--text)}.app{max-width:960px;margin:0 auto;padding:2rem 1.5rem}.header{text-align:center;margin-bottom:2.5rem}.header h1{margin:0 0 .25rem;font-size:1.75rem;font-weight:700;letter-spacing:-.03em}.header p{margin:0;color:var(--text-muted);font-size:.9rem}.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(140px,1fr));gap:.75rem;margin-bottom:2rem}.stat-card{background:var(--surface);border:1px solid var(--border);border-radius:.625rem;padding:1rem;text-align:center}.stat-card .value{font-size:1.5rem;font-weight:700;letter-spacing:-.02em}.stat-card .label{font-size:.7rem;text-transform:uppercase;letter-spacing:.1em;color:var(--text-muted);margin-top:.125rem}.add-room-form{display:flex;gap:.5rem;margin-bottom:2rem}.add-room-form input{flex:1;background:var(--surface);border:1px solid var(--border);border-radius:.5rem;padding:.625rem .875rem;color:var(--text);font-size:.875rem;outline:none;transition:border-color .15s}.add-room-form input:focus{border-color:var(--accent)}.add-room-form input::placeholder{color:var(--text-muted)}.btn{padding:.625rem 1.125rem;border:none;border-radius:.5rem;font-size:.875rem;font-weight:600;cursor:pointer;transition:background .15s,opacity .15s;white-space:nowrap}.btn:disabled{opacity:.4;cursor:not-allowed}.btn-primary{background:var(--accent);color:#fff}.btn-primary:hover:not(:disabled){background:var(--accent-hover)}.btn-sm{padding:.375rem .75rem;font-size:.75rem;border-radius:.375rem}.btn-ghost{background:transparent;color:var(--text-muted);border:1px solid var(--border)}.btn-ghost:hover{background:var(--surface-hover);color:var(--text)}.btn-danger{background:transparent;color:var(--danger);border:1px solid transparent}.btn-danger:hover{background:#ef44441a}.rooms-grid{display:grid;gap:1rem}.room-card{background:var(--surface);border:1px solid var(--border);border-radius:.75rem;overflow:hidden}.room-header{display:flex;align-items:center;justify-content:space-between;padding:1rem 1.25rem;border-bottom:1px solid var(--border)}.room-title{display:flex;align-items:center;gap:.625rem}.room-icon{font-size:1.25rem}.room-name{font-size:1rem;font-weight:600}.room-actions{display:flex;align-items:center;gap:.5rem}.room-budget{font-size:.8rem;color:var(--text-muted);font-variant-numeric:tabular-nums}.room-body{padding:1rem 1.25rem}.progress-bar{height:4px;background:#ffffff0f;border-radius:2px;margin-bottom:1rem;overflow:hidden}.progress-fill{height:100%;background:var(--accent);border-radius:2px;transition:width .3s ease}.progress-fill.complete{background:var(--success)}.tasks{display:flex;flex-direction:column;gap:.375rem}.task{display:flex;align-items:center;gap:.625rem;padding:.5rem .75rem;border-radius:.375rem;transition:background .15s}.task:hover{background:var(--surface-hover)}.task-check{width:1.125rem;height:1.125rem;border:2px solid var(--border);border-radius:50%;cursor:pointer;display:flex;align-items:center;justify-content:center;flex-shrink:0;transition:all .15s;background:transparent;padding:0;color:transparent}.task-check:hover{border-color:var(--accent)}.task-check.done{background:var(--success);border-color:var(--success);color:#fff}.task-text{flex:1;font-size:.875rem}.task-text.done{text-decoration:line-through;color:var(--text-muted)}.task-budget{font-size:.75rem;color:var(--text-muted);font-variant-numeric:tabular-nums}.task-delete{background:none;border:none;color:var(--text-muted);cursor:pointer;padding:.25rem;font-size:.875rem;opacity:0;transition:opacity .15s,color .15s;line-height:1}.task:hover .task-delete{opacity:1}.task-delete:hover{color:var(--danger)}.add-task-form{display:flex;gap:.5rem;margin-top:.75rem}.add-task-form input{background:#ffffff08;border:1px solid var(--border);border-radius:.375rem;padding:.5rem .75rem;color:var(--text);font-size:.8125rem;outline:none;transition:border-color .15s}.add-task-form input:focus{border-color:var(--accent)}.add-task-form input::placeholder{color:var(--text-muted)}.add-task-form .task-input{flex:1}.add-task-form .budget-input{width:100px}.empty-tasks{text-align:center;padding:1rem;color:var(--text-muted);font-size:.8125rem}.confirm-delete{display:flex;align-items:center;gap:.5rem;font-size:.75rem;color:var(--text-muted)}.confirm-delete span{color:var(--danger);font-weight:600}@media(max-width:600px){.app{padding:1.5rem 1rem}.add-room-form{flex-direction:column}.add-task-form{flex-wrap:wrap}.add-task-form .budget-input{width:100%}.stats{grid-template-columns:repeat(2,1fr)}}