*{margin:0;padding:0;box-sizing:border-box}:root{font-family:Hiragino Kaku Gothic ProN,Hiragino Sans,Meiryo,sans-serif;line-height:1.5;font-weight:400;color-scheme:light;color:#213547;background-color:#fff;font-synthesis:none;text-rendering:optimizeLegibility;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{margin:0;min-width:320px;min-height:100vh}#root{width:100%;min-height:100vh}button,input,select{font-family:inherit}.login-container{min-height:100vh;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);display:flex;align-items:center;justify-content:center;padding:20px}.login-card{background:white;border-radius:16px;padding:40px;box-shadow:0 10px 30px #0003;max-width:400px;width:100%}.login-card h1{margin:0 0 10px;color:#333;font-size:2rem;text-align:center}.login-card h2{margin:0 0 30px;color:#666;font-size:1.5rem;text-align:center;font-weight:500}.login-form{display:flex;flex-direction:column;gap:20px}.login-form .form-group{display:flex;flex-direction:column;gap:8px}.login-form .form-group label{font-weight:500;color:#333;font-size:.95rem}.login-form .form-group input{padding:12px;border:2px solid #ddd;border-radius:8px;font-size:1rem;font-family:inherit;transition:border-color .3s}.login-form .form-group input:focus{outline:none;border-color:#667eea}.login-form .form-group input:disabled{background:#f5f5f5;cursor:not-allowed}.error-message{padding:12px;background:#fee;border:1px solid #fcc;border-radius:8px;color:#c33;font-size:.9rem;text-align:center}.login-button{padding:14px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s;margin-top:10px}.login-button:hover:not(:disabled){transform:translateY(-2px);box-shadow:0 4px 12px #667eea66}.login-button:disabled{opacity:.6;cursor:not-allowed}.login-info{margin-top:20px;text-align:center;color:#999;font-size:.85rem}.login-info p{margin:0}.app{min-height:100vh;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);padding:20px}.app-header{max-width:1200px;margin:0 auto 30px;background:white;border-radius:16px;padding:24px;box-shadow:0 4px 6px #0000001a}.header-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:20px;flex-wrap:wrap;gap:16px}.app-header h1{margin:0;color:#333;font-size:2rem}.user-info{display:flex;align-items:center;gap:12px}.user-email{color:#666;font-size:.9rem}.logout-button{padding:8px 16px;background:#e74c3c;color:#fff;border:none;border-radius:6px;font-size:.9rem;cursor:pointer;transition:background .2s}.logout-button:hover{background:#c0392b}.loading-container{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff}.loading-spinner{width:50px;height:50px;border:4px solid rgba(255,255,255,.3);border-top-color:#fff;border-radius:50%;animation:spin 1s linear infinite;margin-bottom:20px}@keyframes spin{to{transform:rotate(360deg)}}.loading-container p{margin:0;font-size:1.1rem}.view-tabs{display:flex;gap:10px;justify-content:center}.view-tabs button{padding:10px 20px;border:2px solid #667eea;background:white;color:#667eea;border-radius:8px;cursor:pointer;font-size:1rem;font-weight:500;transition:all .3s}.view-tabs button:hover{background:#f0f0ff}.view-tabs button.active{background:#667eea;color:#fff}.app-main{max-width:1200px;margin:0 auto}.current-view{display:grid;grid-template-columns:1fr 1fr;gap:24px}@media (max-width: 768px){.current-view{grid-template-columns:1fr}}.weekly-budget-card{background:white;border-radius:16px;padding:24px;box-shadow:0 4px 6px #0000001a}.card-header{margin-bottom:20px}.card-header h2{margin:0 0 8px;color:#333;font-size:1.5rem}.week-navigation{display:flex;flex-direction:column;gap:12px}.week-range{color:#666;font-size:.9rem;display:flex;align-items:center;gap:8px}.current-week-badge{background:#667eea;color:#fff;padding:2px 8px;border-radius:4px;font-size:.75rem;font-weight:600}.week-controls{display:flex;gap:8px;align-items:center}.week-nav-button{padding:6px 12px;background:white;border:2px solid #667eea;color:#667eea;border-radius:6px;cursor:pointer;font-size:.9rem;font-weight:500;transition:all .2s}.week-nav-button:hover,.week-nav-button.current-week-button{background:#667eea;color:#fff}.week-nav-button.current-week-button:hover{background:#5568d3}.save-budget-button-container{margin-bottom:20px;padding:12px;background:#fff3cd;border:2px solid #ffc107;border-radius:8px;display:flex;justify-content:center;align-items:center}.save-budget-button{padding:10px 24px;background:#ffc107;color:#333;border:none;border-radius:6px;font-size:1rem;font-weight:600;cursor:pointer;transition:all .2s;box-shadow:0 2px 4px #0000001a}.save-budget-button:hover{background:#ffb300;transform:translateY(-1px);box-shadow:0 4px 6px #00000026}.save-budget-button:active{transform:translateY(0);box-shadow:0 2px 4px #0000001a}.category-budgets{display:flex;flex-direction:column;gap:16px;margin-bottom:24px}.category-budget-item{padding:16px;background:#f8f9fa;border-radius:8px;border-left:4px solid #667eea}.category-header h3{margin:0 0 12px;color:#333;font-size:1.1rem;font-weight:600}.category-budget-input{margin-bottom:12px}.category-budget-input label{display:flex;align-items:center;gap:8px;font-weight:500;color:#333;font-size:.95rem}.category-budget-input-field{padding:6px 10px;border:2px solid #ddd;border-radius:6px;font-size:.95rem;width:120px}.category-budget-input-field:focus{outline:none;border-color:#667eea}.category-summary{display:flex;gap:16px;margin-bottom:8px}.category-summary-item{display:flex;flex-direction:column;gap:2px}.category-summary-item .label{font-size:.85rem;color:#666}.category-summary-item .value{font-size:1.1rem;font-weight:700}.category-summary-item .value.spent{color:#e74c3c}.category-summary-item .value.remaining{color:#27ae60}.category-summary-item .value.over-budget{color:#e74c3c}.category-progress-bar-container{position:relative;height:24px;background:#e0e0e0;border-radius:12px;overflow:hidden;margin-top:8px}.category-progress-bar{height:100%;background:linear-gradient(90deg,#27ae60,#2ecc71);transition:width .3s;border-radius:12px}.category-progress-bar.over-budget{background:linear-gradient(90deg,#e74c3c,#c0392b);width:100%!important}.category-progress-text{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-weight:700;color:#333;font-size:.8rem}.total-summary{padding:20px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:12px;color:#fff}.total-header h3{margin:0 0 16px;font-size:1.3rem;color:#fff}.total-stats{display:flex;flex-direction:column;gap:8px;margin-bottom:16px}.total-stat-item{display:flex;justify-content:space-between;align-items:center}.total-stat-item .label{font-size:1rem;opacity:.9}.total-stat-item .value{font-size:1.2rem;font-weight:700}.total-stat-item .value.spent{color:#fcc}.total-stat-item .value.remaining{color:#cfc}.total-stat-item .value.over-budget{color:#fcc}.total-progress-bar-container{position:relative;height:30px;background:rgba(255,255,255,.3);border-radius:15px;overflow:hidden}.total-progress-bar{height:100%;background:rgba(255,255,255,.9);transition:width .3s;border-radius:15px}.total-progress-bar.over-budget{background:rgba(255,200,200,.9);width:100%!important}.total-progress-text{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-weight:700;color:#333;font-size:.9rem}.budget-summary{display:flex;justify-content:space-between;margin-bottom:20px;padding:16px;background:#f8f9fa;border-radius:8px}.summary-item{display:flex;flex-direction:column;gap:4px}.summary-item .label{font-size:.9rem;color:#666}.summary-item .value{font-size:1.5rem;font-weight:700}.summary-item .value.spent{color:#e74c3c}.summary-item .value.remaining{color:#27ae60}.summary-item .value.over-budget{color:#e74c3c}.progress-bar-container{position:relative;height:30px;background:#e0e0e0;border-radius:15px;overflow:hidden}.progress-bar{height:100%;background:linear-gradient(90deg,#27ae60,#2ecc71);transition:width .3s;border-radius:15px}.progress-bar.over-budget{background:linear-gradient(90deg,#e74c3c,#c0392b);width:100%!important}.progress-text{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);font-weight:700;color:#333;font-size:.9rem}.expense-section{display:flex;flex-direction:column;gap:24px}.expense-form{background:white;border-radius:16px;padding:24px;box-shadow:0 4px 6px #0000001a}.expense-form h3{margin:0 0 20px;color:#333;font-size:1.3rem}.form-group{margin-bottom:16px}.form-group label{display:flex;flex-direction:column;gap:6px;color:#333;font-weight:500}.form-group input,.form-group select{padding:10px;border:2px solid #ddd;border-radius:6px;font-size:1rem;font-family:inherit}.form-group input:focus,.form-group select:focus{outline:none;border-color:#667eea}.submit-button{width:100%;padding:12px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);color:#fff;border:none;border-radius:8px;font-size:1rem;font-weight:600;cursor:pointer;transition:transform .2s}.submit-button:hover{transform:translateY(-2px);box-shadow:0 4px 8px #0003}.expense-list{background:white;border-radius:16px;padding:24px;box-shadow:0 4px 6px #0000001a}.expense-list.empty{text-align:center;color:#999;padding:40px}.expense-list h3{margin:0 0 20px;color:#333;font-size:1.3rem}.expense-items{display:flex;flex-direction:column;gap:12px}.expense-item{display:flex;justify-content:space-between;align-items:center;padding:16px;background:#f8f9fa;border-radius:8px;transition:background .2s}.expense-item:hover{background:#e9ecef}.expense-main{display:flex;gap:16px;flex:1}.expense-amount{font-size:1.3rem;font-weight:700;color:#e74c3c;min-width:100px}.expense-details{display:flex;flex-direction:column;gap:4px;flex:1}.expense-category{font-weight:600;color:#333}.expense-description{color:#666;font-size:.9rem}.expense-date{color:#999;font-size:.85rem}.delete-button{background:#e74c3c;color:#fff;border:none;border-radius:50%;width:32px;height:32px;font-size:1.5rem;line-height:1;cursor:pointer;transition:background .2s;display:flex;align-items:center;justify-content:center}.delete-button:hover{background:#c0392b}.monthly-summary{background:white;border-radius:16px;padding:24px;box-shadow:0 4px 6px #0000001a}.monthly-summary h2{margin:0 0 24px;color:#333;font-size:1.8rem;text-align:center}.monthly-total{text-align:center;padding:24px;background:linear-gradient(135deg,#667eea 0%,#764ba2 100%);border-radius:12px;margin-bottom:24px;color:#fff}.total-label{font-size:1.1rem;margin-bottom:8px;opacity:.9}.total-amount{font-size:2.5rem;font-weight:700}.category-breakdown{margin-bottom:24px}.category-breakdown h3,.weekly-breakdown h3{margin:0 0 16px;color:#333;font-size:1.2rem}.category-list{display:flex;flex-direction:column;gap:12px}.category-item{display:flex;justify-content:space-between;padding:12px 16px;background:#f8f9fa;border-radius:8px}.category-name{font-weight:500;color:#333}.category-amount{font-weight:700;color:#e74c3c}.weekly-breakdown{margin-top:24px}.weekly-item{display:flex;justify-content:space-between;align-items:center;padding:12px 16px;background:#f8f9fa;border-radius:8px;margin-bottom:8px}.weekly-range{color:#666;font-size:.9rem}.weekly-amount{font-weight:700;color:#e74c3c;font-size:1.1rem}.history-view{background:white;border-radius:16px;padding:24px;box-shadow:0 4px 6px #0000001a}.history-view.empty{text-align:center;color:#999;padding:40px}.history-view h2{margin:0 0 24px;color:#333;font-size:1.8rem;text-align:center}.history-list{display:flex;flex-direction:column;gap:20px}.history-item{padding:20px;background:#f8f9fa;border-radius:12px;border-left:4px solid #667eea}.history-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px;flex-wrap:wrap;gap:8px}.history-date-range{font-weight:600;color:#333}.history-budget{color:#666;font-size:.9rem}.history-summary{display:flex;gap:20px;margin-bottom:16px;padding:12px;background:white;border-radius:8px}.history-spent{color:#e74c3c;font-weight:600}.history-remaining{color:#27ae60;font-weight:600}.history-remaining.over{color:#e74c3c}.history-expenses{display:flex;flex-direction:column;gap:8px}.history-expense-item{display:flex;gap:12px;align-items:center;padding:8px 12px;background:white;border-radius:6px;font-size:.9rem}.expense-cat{font-weight:600;color:#333;min-width:80px}.expense-amt{color:#e74c3c;font-weight:600;min-width:100px}.expense-desc{color:#666;flex:1}.history-category-breakdown{margin-top:16px;display:flex;flex-direction:column;gap:8px}.history-category-item{padding:12px;background:white;border-radius:6px;border-left:3px solid #667eea}.history-category-name{font-weight:600;color:#333;margin-bottom:6px;font-size:.95rem}.history-category-details{display:flex;gap:12px;font-size:.85rem;color:#666;flex-wrap:wrap}.history-category-details span{padding:2px 0}.history-category-details span.over{color:#e74c3c;font-weight:600}