*{margin:0;padding:0;box-sizing:border-box}:root,[data-theme=dark]{--bg-primary: #0a0a0f;--bg-secondary: #12121a;--bg-card: rgba(20, 20, 30, .8);--bg-input: rgba(30, 30, 45, .6);--text-primary: #f0f0f5;--text-secondary: #8888a0;--text-muted: #555566;--accent-gold: #ffd700;--accent-green: #00ff88;--accent-red: #ff4757;--accent-blue: #00d4ff;--accent-savings: #002654;--border-color: rgba(255, 255, 255, .06);--border-color-strong: rgba(255, 255, 255, .12);--shadow-color: rgba(0, 0, 0, .3);--grid-color: rgba(255, 255, 255, .02);--mesh-opacity: .08;--gradient-gold: linear-gradient(135deg, #ffd700 0%, #ffaa00 100%)}[data-theme=light]{--bg-primary: #f8f9fc;--bg-secondary: #ffffff;--bg-card: rgba(255, 255, 255, .95);--bg-input: rgba(240, 242, 247, .8);--text-primary: #1a1a2e;--text-secondary: #6b7280;--text-muted: #9ca3af;--accent-gold: #d4a012;--accent-green: #059669;--accent-red: #dc2626;--accent-blue: #0284c7;--accent-savings: #002654;--border-color: rgba(0, 0, 0, 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.4s}.metric-card:hover{transform:translateY(-4px);border-color:#ffd7004d;box-shadow:0 20px 40px var(--shadow-color)}.metric-label{font-size:.75rem;color:var(--text-muted);text-transform:uppercase;letter-spacing:2px;font-weight:600}.metric-value{font-family:JetBrains Mono,monospace;font-size:2rem;font-weight:700;margin:.5rem 0}.metric-icon{position:absolute;top:1.5rem;right:1.5rem;font-size:1.5rem;opacity:.5}.revenue-card .metric-value{color:var(--accent-green)}.expense-card .metric-value{color:var(--accent-red)}.balance-card .metric-value{color:var(--accent-gold)}.balance-card.surplus .metric-value{color:var(--accent-green)}.balance-card.deficit .metric-value{color:var(--accent-red)}.planned-card .metric-value{color:var(--accent-savings)}.main-grid{display:grid;grid-template-columns:1fr 1fr;gap:2rem;margin-bottom:2rem}@media(max-width:1024px){.main-grid{grid-template-columns:1fr}}.panel{background:var(--bg-card);border:1px solid var(--border-color);border-radius:24px;padding:1.5rem;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);position:relative;box-shadow:0 10px 30px var(--shadow-color);transition:all .3s ease}.panel:hover{border-color:var(--border-color-strong);box-shadow:0 20px 50px var(--shadow-color)}.panel-header{display:flex;align-items:center;gap:1rem;margin-bottom:1rem;padding-bottom:1rem;border-bottom:1px solid var(--border-color)}.panel-icon{width:44px;height:44px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:1.3rem}.revenue-panel .panel-icon{background:#00ff8826}.expense-panel .panel-icon{background:#ff475726}[data-theme=light] .revenue-panel .panel-icon{background:#05966926}[data-theme=light] .expense-panel .panel-icon{background:#dc262626}.panel-title{font-size:1.1rem;font-weight:700}.panel-subtitle{font-size:.75rem;color:var(--text-muted)}.data-header{display:grid;grid-template-columns:24px 1fr 90px 86px 32px;padding:0 12px 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.category-name{color:var(--accent-red)}.items-container{min-height:50px;display:flex;flex-direction:column;gap:4px;padding:10px 6px;position:relative;transition:all .2s}.items-container:empty:before{content:"DRAG & DROP ITEMS HERE";position:absolute;inset:8px;border:2px dashed var(--border-color-strong);border-radius:10px;display:flex;align-items:center;justify-content:center;color:var(--text-muted);font-size:.7rem;font-weight:600;letter-spacing:1px;pointer-events:none;opacity:.6;background:#ffffff03;transition:all .2s}body.is-dragging .items-container:empty:before{border-color:var(--accent-gold);color:var(--accent-gold);background:#ffd7000d;opacity:1}body.is-dragging .revenue-panel .items-container:empty:before{border-color:var(--accent-green);color:var(--accent-green);background:#00ff880d}.spending-item,.revenue-item{display:grid;grid-template-columns:24px 1fr 90px 86px 32px;align-items:center;padding:6px 14px;gap:10px;background:var(--bg-input);border-radius:8px;transition:all .2s 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.add-btn:hover{border-color:var(--accent-savings);color:var(--accent-savings);background:#0026540d}.savings-panel.disabled{opacity:.5;pointer-events:none;filter:grayscale(1)}.savings-list{display:flex;flex-direction:column;gap:4px;min-height:50px}.savings-item{display:grid;grid-template-columns:24px 1.2fr 1fr 2.2fr 120px 32px;align-items:center;padding:6px 14px;gap:10px;background:var(--bg-input);border-radius:8px;transition:all .2s cubic-bezier(.4,0,.2,1);border:1px solid transparent}.savings-item:hover{background:#ffffff0a;border-color:var(--border-color-strong);transform:translate(4px)}.savings-panel .savings-item:hover{border-color:var(--accent-savings)}.strategy-inputs{display:flex;gap:12px;align-items:center}.input-mini{background:transparent;border:1px solid transparent;border-radius:4px;color:var(--text-primary);padding:4px 8px;font-size:.8rem;width:100%;min-width:60px;transition:all .3s;text-align:right}[data-theme=light] .input-mini{background:transparent}.input-mini:focus,.input-mini:hover{border-color:var(--border-color-strong);outline:none}.add-btn.group-add:hover{border-color:var(--accent-gold)!important;color:var(--accent-gold)!important;background:#ffd7000d!important}.actions-row{display:flex;gap:.75rem;margin-top:.75rem}.actions-row .add-btn{margin-top:0;width:auto}.actions-row .item-add{flex:3}.actions-row .group-add{flex:1}.input-name{background:transparent;border:none;color:var(--text-primary);font-size:.85rem;font-family:inherit;width:100%;outline:none;padding:6px 0}.input-name::placeholder{color:var(--text-muted)}.input-name:focus{color:var(--accent-gold)}.revenue-panel .input-name:focus{color:var(--accent-green)}.expense-panel .input-name:focus{color:var(--accent-red)}.savings-panel .input-name:focus{color:var(--accent-savings)}.input-amount-group{display:flex;align-items:center;background:#0000001f;border-radius:6px;padding:0 8px;border:1px solid transparent;transition:all .3s}[data-theme=light] .input-amount-group{background:#ffffff80}.input-amount-group:focus-within{border-color:var(--accent-gold)}.revenue-panel .input-amount-group:focus-within{border-color:var(--accent-green)}.expense-panel .input-amount-group:focus-within{border-color:var(--accent-red)}.savings-panel .input-amount-group:focus-within{border-color:var(--accent-savings)}.currency-symbol{color:var(--text-muted);font-weight:600;margin-right:4px;font-size:.75rem}.input-amount{background:transparent;border:none;color:var(--text-primary);font-size:.85rem;font-family:JetBrains Mono,monospace;width:100%;outline:none;text-align:right;padding:6px 0}.generate-section{text-align:center;margin:2rem 0;display:flex;flex-direction:column;align-items:center;gap:1.5rem}.view-period-toggle{display:flex;background:var(--bg-input);padding:4px;border-radius:100px;border:1px solid var(--border-color-strong);width:fit-content;flex-shrink:0}.view-period-btn{padding:8px 24px;border-radius:100px;border:none;background:transparent;color:var(--text-secondary);font-weight:600;font-size:.85rem;cursor:pointer;transition:all .3s cubic-bezier(.4,0,.2,1)}.view-period-btn.active{background:var(--gradient-gold);color:#0a0a0f;box-shadow:0 4px 12px #ffd70033}.generate-btn{padding:1rem 3rem;font-size:1rem;font-weight:700;font-family:inherit;text-transform:uppercase;letter-spacing:2px;color:#0a0a0f;background:var(--gradient-gold);border:none;border-radius:100px;cursor:pointer;overflow:hidden;transition:all .4s;box-shadow:0 10px 40px #ffd7004d}.generate-btn:hover{transform:translateY(-3px) scale(1.02);box-shadow:0 20px 60px #ffd70066}.chart-container{display:flex;flex-direction:column;background:var(--bg-card);border:1px solid var(--border-color);border-radius:24px;padding:2rem;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);margin-bottom:2rem;position:relative;gap:1.5rem;min-width:320px}.chart-container:before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:linear-gradient(90deg,transparent,var(--accent-gold),transparent)}#sankey-chart{min-height:400px;width:100%;display:flex;align-items:center;justify-content:center;position:relative;z-index:1}@media(max-width:600px){#sankey-chart{min-height:400px;align-items:flex-start;padding-top:1rem}.chart-container{padding:1.5rem 1rem;gap:2rem;min-height:650px}.chart-header{flex-direction:column;align-items:flex-start;gap:1.5rem;margin-bottom:0}.view-period-btn{padding:10px 14px;font-size:.85rem;flex:1}}.empty-state{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:3rem 1.5rem;border:2px dashed var(--border-color-strong);border-radius:24px;background:#ffffff03;transition:all .4s cubic-bezier(.4,0,.2,1);max-width:600px;width:90%;animation:fadeIn .8s ease-out;cursor:pointer;overflow:hidden}@media(max-width:768px){.empty-state{padding:1.5rem 1rem;width:100%;margin:0}.empty-state-icon{font-size:3rem;margin-bottom:1rem}.empty-state h3{font-size:1.25rem;margin-bottom:.5rem}.empty-state p{font-size:.85rem;margin-bottom:1.5rem}}.empty-state:hover{border-color:var(--accent-gold);background:#ffd70008;transform:scale(1.02);box-shadow:0 30px 60px #0003}.empty-state-icon{font-size:5rem;margin-bottom:2rem;filter:drop-shadow(0 0 30px rgba(255,215,0,.3));animation:float 4s ease-in-out infinite}.empty-state h3{font-size:2rem;font-weight:800;margin-bottom:1rem;color:var(--text-primary);letter-spacing:-.5px}.empty-state p{font-size:1.1rem;color:var(--text-secondary);max-width:450px;margin-bottom:2.5rem;line-height:1.6}@keyframes float{0%,to{transform:translateY(0)}50%{transform:translateY(-15px)}}@keyframes fadeIn{0%{opacity:0;transform:translateY(20px)}to{opacity:1;transform:translateY(0)}}.chart-header{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1.5rem;width:100%;position:relative;z-index:10;margin-bottom:0}.chart-title{font-size:1.1rem;font-weight:700;color:var(--text-primary);margin:0;flex:1 1 auto}.chart-actions{display:flex;align-items:center;gap:.75rem;flex-shrink:0;flex-wrap:nowrap}@media(max-width:600px){.chart-header{flex-direction:column;align-items:flex-start;gap:1rem}.chart-title{width:100%;font-size:1rem}.chart-actions{width:100%;justify-content:space-between}.view-period-toggle{flex:1}.view-period-btn{padding:8px 10px;font-size:.7rem;flex:1}}.export-btn{background:var(--bg-input);border:1px solid var(--border-color-strong);color:var(--text-secondary);padding:.5rem 1rem;border-radius:8px;font-size:.8rem;font-weight:500;cursor:pointer;transition:all .3s}.export-btn:hover{background:var(--accent-gold);color:#0a0a0f;border-color:var(--accent-gold)}.status-indicator{position:fixed;top:5rem;right:2rem;padding:1rem 1.5rem;background:var(--bg-card);border:1px solid var(--border-color);border-radius:16px;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);display:none;align-items:center;gap:12px;z-index:100;animation:slideIn .5s;box-shadow:0 10px 40px var(--shadow-color)}@keyframes slideIn{0%{transform:translate(100px);opacity:0}to{transform:translate(0);opacity:1}}.status-indicator.surplus{border-color:#00ff884d}.status-indicator.deficit{border-color:#ff47574d}.status-emoji{font-size:1.5rem}.status-text{font-weight:600}.status-amount{font-family:JetBrains Mono,monospace;font-weight:700}.status-indicator.surplus .status-amount{color:var(--accent-green)}.status-indicator.deficit .status-amount{color:var(--accent-red)}.loading{display:none;position:fixed;inset:0;background:#0a0a0fe6;z-index:1000;align-items:center;justify-content:center;flex-direction:column;gap:1rem}[data-theme=light] .loading{background:#f8f9fcf2}.loading.active{display:flex}[data-theme=dark] .sankey-node .node-label{filter:drop-shadow(0px 1px 2px rgba(0,0,0,1)) drop-shadow(0px 0px 4px rgba(0,0,0,.8));font-weight:600!important}.spinner{width:50px;height:50px;border:3px solid var(--border-color);border-top-color:var(--accent-gold);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.loading-text{color:var(--text-secondary);font-weight:500}.footer{text-align:center;padding:3rem 1.5rem 2rem;color:var(--text-muted);font-size:.85rem;border-top:1px solid var(--border-color);margin-top:2rem}.footer-content{display:flex;flex-direction:column;gap:.75rem;max-width:600px;margin:0 auto}.footer-row.links{display:flex;justify-content:center;gap:2rem}.footer-row.links a{color:var(--text-secondary);text-decoration:none;transition:all .3s ease;font-weight:500}.footer-row.links a:hover{color:var(--accent-gold);transform:translateY(-1px)}.flash-messages{position:fixed;top:5rem;right:2rem;z-index:2000;width:auto;max-width:400px;pointer-events:none;display:flex;flex-direction:column;align-items:flex-end;gap:10px}.flash-message{padding:1rem 1.5rem;border-radius:16px;font-size:.95rem;font-weight:600;box-shadow:0 10px 40px var(--shadow-color);animation:slideDownFade .5s cubic-bezier(.4,0,.2,1) forwards;pointer-events:auto;text-align:center;background:var(--bg-card);border:1px solid var(--border-color);-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);color:var(--text-primary);display:flex;align-items:center;gap:10px}@keyframes slideDownFade{0%{transform:translateY(-20px);opacity:0}to{transform:translateY(0);opacity:1}}.flash-message.fade-out{animation:fadeOut .8s forwards}@keyframes fadeOut{to{opacity:0;transform:translateY(-10px)}}.flash-message.success{border-color:#00ff884d}.flash-message.success:before{content:"✅";font-size:1.2rem}.flash-message.error{border-color:#ff47574d}.flash-message.error:before{content:"⚠️";font-size:1.2rem}.flash-message.info{border-color:#ffd7004d}.flash-message.info:before{content:"ℹ️";font-size:1.2rem}.content-panel{padding:2rem;background:var(--bg-card);border-radius:16px;border:1px solid var(--border-color);box-shadow:0 4px 20px #0000001a;-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);color:var(--text-primary);margin-bottom:2rem}.content-panel h2{color:var(--accent-gold);margin-top:1.5rem;margin-bottom:1rem}.content-panel p{margin-bottom:1rem;line-height:1.6;color:var(--text-secondary)}.content-panel ul{margin-left:1.5rem;margin-bottom:1.5rem;color:var(--text-secondary);line-height:1.6}.content-panel li{margin-bottom:.5rem}@media(max-width:768px){.container{padding:1rem}body.sidebar-open .container{margin-left:0}.sidebar{width:85%;max-width:320px;left:-100%;box-shadow:none}.sidebar.active{left:0;box-shadow:5px 0 30px #00000080}#sankey-chart{height:350px}}.modal-overlay{position:fixed;inset:0;background:#000000b3;-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px);z-index:3000;display:none;justify-content:center;align-items:center;animation:modalFadeIn .3s ease-out forwards}@keyframes modalFadeIn{0%{opacity:0}to{opacity:1}}.modal-window{background:var(--bg-card);border:1px solid var(--border-color);border-radius:24px;padding:2.5rem;max-width:480px;width:90%;text-align:center;box-shadow:0 20px 60px #00000080;position:relative;overflow:hidden;animation:modalScaleIn .3s cubic-bezier(.4,0,.2,1) forwards}@keyframes modalScaleIn{0%{transform:scale(.95);opacity:0}to{transform:scale(1);opacity:1}}.modal-icon{font-size:3rem;margin-bottom:1.5rem;display:inline-block;filter:drop-shadow(0 0 20px rgba(255,215,0,.2))}.modal-title{color:var(--text-primary);font-size:1.75rem;margin-bottom:1rem;font-weight:800;letter-spacing:-.5px}.modal-description{color:var(--text-secondary);font-size:1rem;line-height:1.6;margin-bottom:2rem}.form-group{margin-bottom:1.5rem;text-align:left}.form-label{display:block;margin-bottom:.75rem;color:var(--text-secondary);font-size:.75rem;font-weight:700;margin-left:4px;text-transform:uppercase;letter-spacing:1px}.form-input{width:100%;background:var(--bg-input);border:1px solid var(--border-color-strong);border-radius:12px;padding:12px 16px;color:var(--text-primary);font-family:inherit;font-size:1rem;outline:none;transition:all .3s}.form-input:focus{border-color:var(--accent-gold)!important;background:#ffffff0d;box-shadow:0 0 0 4px #ffd7001a}.auth-page-wrapper{position:fixed;inset:0;display:flex;align-items:center;justify-content:center;z-index:1000;padding:2rem;pointer-events:none}.auth-card{background:var(--bg-card);border:1px solid var(--border-color);border-radius:24px;padding:2.5rem;width:100%;max-width:420px;-webkit-backdrop-filter:blur(20px);backdrop-filter:blur(20px);box-shadow:0 20px 60px var(--shadow-color);pointer-events:auto;animation:modalScaleIn .3s cubic-bezier(.4,0,.2,1) forwards}.auth-card h2{font-size:1.8rem;font-weight:800;margin-bottom:.5rem;text-align:center;background:linear-gradient(135deg,var(--text-primary) 0%,var(--accent-gold) 100%);-webkit-background-clip:text;-webkit-text-fill-color:transparent}.auth-card .subtitle{text-align:center;color:var(--text-muted);font-size:.85rem;margin-bottom:2rem;display:block;text-transform:none;letter-spacing:normal}.staging-badge{background:#ff4757;color:#fff;font-size:.6rem;padding:2px 6px;border-radius:4px;vertical-align:middle;margin-left:8px;letter-spacing:1px;font-weight:800;-webkit-text-fill-color:white}.modal-actions{display:flex;flex-direction:column;gap:1rem;margin-top:2rem}.modal-btn{width:100%;padding:14px;border-radius:12px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .3s;border:none;display:flex;align-items:center;justify-content:center;gap:.5rem}.modal-btn-primary{background:var(--gradient-gold);color:#0a0a0f;box-shadow:0 4px 15px #ffd70033}.modal-btn-primary:hover{transform:translateY(-2px);box-shadow:0 8px 25px #ffd7004d}.modal-btn-danger{background:#ff475726;color:var(--accent-red);border:1px solid rgba(255,71,87,.3)}.modal-btn-danger:hover{background:var(--accent-red);color:#fff;border-color:var(--accent-red);transform:translateY(-2px);box-shadow:0 8px 25px #ff47574d}.modal-btn-secondary{background:transparent;border:1px solid var(--border-color-strong);color:var(--text-secondary)}.modal-btn-secondary:hover{border-color:var(--text-primary);color:var(--text-primary);background:var(--bg-input)}.staging-badge{display:inline-block;vertical-align:middle;font-size:.8rem;background:#fa03;color:#fa0;-webkit-text-fill-color:#ffaa00;border:1px solid #ffaa00;padding:4px 8px;border-radius:6px;margin-left:10px;letter-spacing:1px;text-transform:uppercase;font-weight:700;animation:pulse 2s infinite}@keyframes pulse{0%{opacity:.7}50%{opacity:1;box-shadow:0 0 10px #ffaa004d}to{opacity:.7}}