:root{--bg: #F5F3FF;--surface: #FFFFFF;--surface-raised: #FDFCFF;--border: #E8E4FF;--primary: #7C6FFF;--primary-light: #EDE9FF;--primary-dark: #5A4FCC;--text: #1A1630;--text-muted: #6B6888;--text-light: #A09EC0;--cat-food: #FFB3C6;--cat-housing: #B5EAD7;--cat-transport: #BAD7FF;--cat-leisure: #FFDAC1;--cat-other: #E2B5FF;--ok: #4ADE80;--warn: #FBBF24;--err: #F87171;--radius: 12px;--radius-sm: 8px;--shadow: 0 2px 12px rgba(124, 111, 255, .1);--shadow-lg: 0 8px 32px rgba(124, 111, 255, .16);--font: -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;--mono: "SF Mono", "Fira Code", monospace}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%}body{font-family:var(--font);background:var(--bg);color:var(--text);line-height:1.5;min-height:100dvh}button,input,select,textarea{font:inherit}a{color:var(--primary);text-decoration:none}a:hover{text-decoration:underline}#app{display:flex;flex-direction:column;min-height:100dvh}#main-root{flex:1;padding:16px;max-width:680px;margin:0 auto;width:100%}#nav-root{background:var(--surface);border-bottom:1px solid var(--border);position:sticky;top:0;z-index:100;box-shadow:var(--shadow)}.nav{display:flex;align-items:center;gap:12px;padding:0 16px;height:56px;max-width:680px;margin:0 auto}.nav-logo{font-weight:700;font-size:1.1rem;color:var(--primary);letter-spacing:-.02em;text-decoration:none;display:flex;align-items:center;gap:6px}.nav-back{background:none;border:none;cursor:pointer;color:var(--primary);font-size:1rem;padding:6px 8px;border-radius:var(--radius-sm);transition:background .15s;display:flex;align-items:center;gap:4px}.nav-back:hover{background:var(--primary-light)}.nav-title{font-weight:600;font-size:1rem;color:var(--text);flex:1}#status-root{background:var(--surface);border-bottom:1px solid var(--border)}.status-bar{display:flex;align-items:center;gap:8px;padding:6px 16px;font-size:.75rem;color:var(--text-muted);max-width:680px;margin:0 auto}.status-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0;transition:background .3s}.status-dot.online{background:var(--ok)}.status-dot.offline{background:var(--err)}.status-dot.syncing{background:var(--warn);animation:pulse 1s infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.4}}.status-label{flex:1}.dashboard{padding-top:8px}.dashboard-heading{font-size:1.5rem;font-weight:700;color:var(--text);margin-bottom:4px;letter-spacing:-.02em}.dashboard-sub{color:var(--text-muted);font-size:.875rem;margin-bottom:24px}.tools-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}@media (max-width: 400px){.tools-grid{grid-template-columns:1fr}}.tool-card{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);padding:20px 16px;cursor:pointer;text-decoration:none;display:flex;flex-direction:column;gap:8px;transition:transform .15s,box-shadow .15s,border-color .15s;box-shadow:var(--shadow);position:relative;overflow:hidden}.tool-card:before{content:"";position:absolute;top:0;left:0;right:0;height:4px;background:var(--card-accent, var(--primary));border-radius:var(--radius) var(--radius) 0 0}.tool-card:hover{transform:translateY(-2px);box-shadow:var(--shadow-lg);border-color:var(--primary);text-decoration:none}.tool-card-icon{font-size:2rem;line-height:1}.tool-card-name{font-weight:600;font-size:.95rem;color:var(--text)}.tool-card-desc{font-size:.8rem;color:var(--text-muted);line-height:1.4}.tool-card-badge{display:inline-flex;align-items:center;gap:4px;font-size:.7rem;font-weight:600;padding:2px 8px;border-radius:999px;background:var(--primary-light);color:var(--primary);width:fit-content}.card{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:6px;padding:10px 18px;border-radius:var(--radius-sm);border:none;cursor:pointer;font-weight:600;font-size:.875rem;transition:background .15s,transform .1s;text-decoration:none}.btn:active{transform:scale(.97)}.btn-primary{background:var(--primary);color:#fff}.btn-primary:hover{background:var(--primary-dark);text-decoration:none}.btn-ghost{background:transparent;color:var(--primary);border:1.5px solid var(--border)}.btn-ghost:hover{background:var(--primary-light);text-decoration:none}.btn-danger{background:#fee2e2;color:var(--err)}.btn-danger:hover{background:#fecaca}.btn-sm{padding:6px 12px;font-size:.8rem}.btn-icon{padding:8px;border-radius:var(--radius-sm);background:var(--primary-light);color:var(--primary);border:none;cursor:pointer;display:inline-flex;align-items:center;transition:background .15s}.btn-icon:hover{background:var(--border)}.form-group{display:flex;flex-direction:column;gap:6px}label{font-size:.8rem;font-weight:600;color:var(--text-muted);letter-spacing:.02em;text-transform:uppercase}input,select,textarea{background:var(--bg);border:1.5px solid var(--border);border-radius:var(--radius-sm);padding:10px 12px;font-size:.95rem;color:var(--text);transition:border-color .15s,box-shadow .15s;width:100%}input:focus,select:focus,textarea:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #7c6fff26}input::placeholder{color:var(--text-light)}.form-row{display:grid;grid-template-columns:1fr 1fr;gap:12px}@media (max-width: 420px){.form-row{grid-template-columns:1fr}}.budget-app{display:flex;flex-direction:column;gap:20px}.budget-form-card{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.section-title{font-size:1rem;font-weight:700;color:var(--text);margin-bottom:16px;display:flex;align-items:center;gap:8px}.entry-form{display:flex;flex-direction:column;gap:12px}.stats-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.stat-card{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);padding:16px;box-shadow:var(--shadow)}.stat-label{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-muted);margin-bottom:4px}.stat-value{font-size:1.6rem;font-weight:700;letter-spacing:-.03em;color:var(--text)}.stat-sub{font-size:.75rem;color:var(--text-muted);margin-top:2px}.category-breakdown{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.cat-row{display:flex;align-items:center;gap:10px;margin-bottom:10px}.cat-row:last-child{margin-bottom:0}.cat-label{display:flex;align-items:center;gap:6px;font-size:.82rem;font-weight:600;min-width:100px;color:var(--text)}.cat-bar-track{flex:1;height:10px;background:var(--bg);border-radius:999px;overflow:hidden}.cat-bar-fill{height:100%;border-radius:999px;transition:width .5s ease}.cat-amount{font-size:.82rem;font-weight:600;color:var(--text);min-width:60px;text-align:right}.cat-food{background:var(--cat-food)}.cat-housing{background:var(--cat-housing)}.cat-transport{background:var(--cat-transport)}.cat-leisure{background:var(--cat-leisure)}.cat-other{background:var(--cat-other)}.entries-section{background:var(--surface);border:1.5px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.entries-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px;gap:12px}.entries-header select{width:auto;font-size:.82rem;padding:6px 10px}.entry-group-label{font-size:.72rem;font-weight:700;text-transform:uppercase;letter-spacing:.05em;color:var(--text-light);padding:12px 0 6px}.entry-item{display:flex;align-items:center;gap:12px;padding:10px 0;border-bottom:1px solid var(--bg)}.entry-item:last-child{border-bottom:none}.entry-cat-dot{width:32px;height:32px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-size:1rem;flex-shrink:0}.entry-info{flex:1;min-width:0}.entry-desc{font-size:.875rem;font-weight:500;color:var(--text);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.entry-meta{font-size:.75rem;color:var(--text-muted)}.entry-amount{font-size:.95rem;font-weight:700;color:var(--text);white-space:nowrap}.entry-delete{background:none;border:none;cursor:pointer;color:var(--text-light);padding:4px;border-radius:6px;line-height:1;font-size:1rem;transition:color .15s,background .15s}.entry-delete:hover{color:var(--err);background:#fee2e2}.empty-state{text-align:center;padding:40px 20px;color:var(--text-muted)}.empty-state-icon{font-size:2.5rem;margin-bottom:8px}.empty-state-text{font-size:.875rem}.room-dialog-overlay{position:fixed;top:0;right:0;bottom:0;left:0;background:#1a163080;-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);display:flex;align-items:center;justify-content:center;z-index:200;padding:20px}.room-dialog{background:var(--surface);border-radius:var(--radius);padding:28px 24px;width:100%;max-width:380px;box-shadow:var(--shadow-lg);animation:slideUp .2s ease}@keyframes slideUp{0%{opacity:0;transform:translateY(16px)}to{opacity:1;transform:translateY(0)}}.room-dialog h2{font-size:1.2rem;font-weight:700;margin-bottom:8px}.room-dialog p{font-size:.875rem;color:var(--text-muted);margin-bottom:20px;line-height:1.5}.room-dialog .form-group{margin-bottom:16px}.room-dialog-actions{display:flex;gap:10px}.room-dialog-actions .btn{flex:1}.tool-page-header{margin-bottom:20px}.tool-page-title{font-size:1.4rem;font-weight:700;letter-spacing:-.02em;color:var(--text);display:flex;align-items:center;gap:8px}.tool-page-meta{font-size:.8rem;color:var(--text-muted);margin-top:4px;display:flex;align-items:center;gap:8px;flex-wrap:wrap}.room-chip{display:inline-flex;align-items:center;gap:4px;font-size:.72rem;font-weight:600;padding:2px 8px;border-radius:999px;background:var(--primary-light);color:var(--primary);cursor:pointer;transition:background .15s}.room-chip:hover{background:var(--border)}#main-root.iframe-mode{padding:0;max-width:100%}.tool-iframe{width:100%;border:none;display:block}.mt-4{margin-top:4px}.mt-8{margin-top:8px}.mt-16{margin-top:16px}.text-muted{color:var(--text-muted);font-size:.875rem}.text-center{text-align:center}.loading{display:flex;align-items:center;justify-content:center;padding:60px 20px;color:var(--text-muted);gap:10px}.spinner{width:20px;height:20px;border:2.5px solid var(--border);border-top-color:var(--primary);border-radius:50%;animation:spin .7s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}