:root{--bg: #0f1117;--bg-elevated: #171a23;--bg-card: #1c2030;--border: #2a2f42;--text: #e7e9ee;--text-muted: #9aa0b4;--accent: #6366f1;--accent-hover: #7678f5;--success: #22c55e;--danger: #ef4444;--radius: 12px;--nav-height: 64px;color-scheme:dark}@media (prefers-color-scheme: light){:root:not([data-theme=dark]){--bg: #f5f6fa;--bg-elevated: #ffffff;--bg-card: #ffffff;--border: #e2e4ec;--text: #14161f;--text-muted: #6b7086;--success: #16a34a;--danger: #dc2626;color-scheme:light}}:root[data-theme=light]{--bg: #f5f6fa;--bg-elevated: #ffffff;--bg-card: #ffffff;--border: #e2e4ec;--text: #14161f;--text-muted: #6b7086;--success: #16a34a;--danger: #dc2626;color-scheme:light}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;background:var(--bg);color:var(--text)}button,input,select,textarea{font-family:inherit;font-size:1rem}a{color:var(--accent)}.page-loading{display:flex;align-items:center;justify-content:center;height:100%;color:var(--text-muted)}.app-shell{display:flex;min-height:100vh}.theme-toggle{position:fixed;top:calc(12px + env(safe-area-inset-top));right:12px;z-index:60;width:40px;height:40px;border-radius:999px;border:1px solid var(--border);background:var(--bg-elevated);color:var(--text);font-size:1.1rem;cursor:pointer;display:flex;align-items:center;justify-content:center}.theme-toggle:hover{background:var(--bg-card)}.sidebar{width:220px;flex-shrink:0;background:var(--bg-elevated);border-right:1px solid var(--border);padding:24px 12px;display:none;flex-direction:column;gap:4px}.sidebar-title{font-size:1.1rem;font-weight:700;padding:0 12px 20px}.nav-link{display:flex;align-items:center;gap:10px;padding:10px 12px;border-radius:var(--radius);color:var(--text-muted);text-decoration:none;font-size:.95rem}.nav-link.active,.nav-link:hover{background:var(--bg-card);color:var(--text)}.main-content{flex:1;min-width:0;padding:20px 16px calc(var(--nav-height) + 24px);max-width:960px;margin:0 auto;width:100%}.bottom-nav{position:fixed;bottom:0;left:0;right:0;height:var(--nav-height);background:var(--bg-elevated);border-top:1px solid var(--border);display:flex;padding-bottom:env(safe-area-inset-bottom)}.bottom-nav .nav-link{flex:1;flex-direction:column;justify-content:center;gap:2px;border-radius:0;font-size:.7rem;text-align:center}.bottom-nav .nav-link.active{background:none;color:var(--accent)}@media (min-width: 860px){.sidebar{display:flex}.bottom-nav{display:none}.main-content{padding:32px;max-width:1080px}}.card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:16px}.card+.card{margin-top:12px}.page-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;gap:12px;flex-wrap:wrap}.page-header h1{font-size:1.4rem;margin:0}.btn{background:var(--accent);color:#fff;border:none;border-radius:var(--radius);padding:10px 16px;font-weight:600;cursor:pointer}.btn:hover{background:var(--accent-hover)}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-secondary{background:var(--bg-elevated);border:1px solid var(--border);color:var(--text)}.btn-danger{background:transparent;border:1px solid var(--danger);color:var(--danger)}.btn-sm{padding:6px 10px;font-size:.85rem}.field{display:flex;flex-direction:column;gap:4px;margin-bottom:12px}.field label{font-size:.85rem;color:var(--text-muted)}.field input,.field select,.field textarea{background:var(--bg);border:1px solid var(--border);border-radius:8px;padding:10px 12px;color:var(--text)}.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--accent);outline-offset:-1px}.form-row{display:flex;gap:12px}.form-row>.field{flex:1}.amount-positive{color:var(--success);font-weight:600}.amount-negative{color:var(--text);font-weight:600}.list-row{display:flex;align-items:center;justify-content:space-between;padding:12px 4px;border-bottom:1px solid var(--border);gap:12px}.list-row:last-child{border-bottom:none}.list-row-main{min-width:0}.list-row-title{font-weight:600;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.list-row-sub{font-size:.8rem;color:var(--text-muted)}.icon-swatch{flex-shrink:0;width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1.15rem}.icon-swatch-button{border:none;cursor:pointer;background:var(--bg-elevated)}.icon-picker-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;z-index:70}.icon-picker-panel{position:absolute;top:calc(100% + 6px);left:0;z-index:71;background:var(--bg-elevated);border:1px solid var(--border);border-radius:var(--radius);padding:10px;width:224px;box-shadow:0 8px 24px #00000040}.icon-picker-grid{display:grid;grid-template-columns:repeat(6,1fr);gap:4px}.icon-picker-option{background:none;border:1px solid transparent;border-radius:8px;display:flex;align-items:center;justify-content:center;padding:8px 0;color:var(--text);cursor:pointer}.icon-picker-option:hover{background:var(--bg-card)}.icon-picker-option.selected{border-color:var(--accent)}.icon-btn{background:none;border:none;border-radius:8px;width:34px;height:34px;display:flex;align-items:center;justify-content:center;font-size:1rem;cursor:pointer;color:var(--text-muted)}.icon-btn:hover{background:var(--bg-elevated);color:var(--text)}.icon-btn-danger:hover{background:#ef44441f;color:var(--danger)}.menu-option{display:block;width:100%;text-align:left;background:none;border:none;border-radius:8px;padding:8px 10px;font-size:.9rem;color:var(--text);cursor:pointer}.menu-option:hover{background:var(--bg-card)}.menu-option+.menu-option{margin-top:2px}.badge{display:inline-flex;align-items:center;gap:6px;font-size:.75rem;padding:3px 8px;border-radius:999px;background:var(--bg-elevated);color:var(--text-muted)}.error-banner{background:#ef44441f;border:1px solid var(--danger);color:#fca5a5;border-radius:var(--radius);padding:10px 14px;margin-bottom:12px;font-size:.9rem}.empty-state{text-align:center;color:var(--text-muted);padding:32px 16px}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0009;display:flex;align-items:flex-end;justify-content:center;z-index:50}.modal{background:var(--bg-elevated);border:1px solid var(--border);border-radius:16px 16px 0 0;padding:20px;width:100%;max-width:480px;max-height:90vh;overflow-y:auto}@media (min-width: 640px){.modal-backdrop{align-items:center}.modal{border-radius:16px;max-width:640px;padding:28px}}.modal-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:16px}.modal-header h2{margin:0;font-size:1.1rem}.close-btn{background:none;border:none;color:var(--text-muted);font-size:1.4rem;cursor:pointer;line-height:1}.tabs{display:flex;gap:8px;margin-bottom:16px;border-bottom:1px solid var(--border)}.tab{background:none;border:none;color:var(--text-muted);padding:8px 4px;cursor:pointer;border-bottom:2px solid transparent;font-weight:600}.tab.active{color:var(--text);border-bottom-color:var(--accent)}.stat-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px;margin-bottom:16px}.stat-value{font-size:1.6rem;font-weight:700}.budget-progress-track{height:6px;border-radius:999px;background:var(--bg);overflow:hidden;margin-top:6px}.budget-progress-fill{height:100%;border-radius:999px;background:var(--accent)}.budget-progress-fill.exceeded{background:var(--danger)}.stat-label{color:var(--text-muted);font-size:.85rem}.login-page{min-height:100vh;display:flex;align-items:center;justify-content:center;padding:16px}.login-card{width:100%;max-width:380px}.login-title{text-align:center;margin-bottom:24px}.link-button{background:none;border:none;color:var(--accent);cursor:pointer;padding:0;font-size:.9rem}.dropzone{border:2px dashed var(--border);border-radius:var(--radius);padding:24px;text-align:center;color:var(--text-muted);cursor:pointer}.dropzone:hover{border-color:var(--accent)}.csv-preview-table{width:100%;border-collapse:collapse;font-size:.85rem}.csv-preview-table th,.csv-preview-table td{text-align:left;padding:6px 8px;border-bottom:1px solid var(--border)}.row-invalid{color:var(--danger)}