:root{--color-primary: #F2994A;--color-primary-light: #FDEBD0;--color-primary-lighter: #FFF5EB;--color-primary-dark: #E67E22;--color-accent: #6FCF97;--color-accent-light: #E8F8F0;--color-accent-dark: #27AE60;--color-bg: #FFF9F0;--color-bg-card: #FFFFFF;--color-bg-section: #FFF3E0;--color-bg-overlay: rgba(74, 55, 40, .4);--color-text: #4A3728;--color-text-secondary: #8B7355;--color-text-light: #B8A08A;--color-text-inverse: #FFFFFF;--color-sale: #EB5757;--color-sale-bg: #FFF0F0;--color-sale-light: #FDECEC;--color-success: #27AE60;--color-success-bg: #E8F8F0;--color-warning: #F2C94C;--color-warning-bg: #FFF8E1;--color-error: #EB5757;--color-error-bg: #FFF0F0;--color-info: #56CCF2;--color-info-bg: #E8F7FC;--color-border: #F0E6D8;--color-border-light: #F5EDE3;--font-family: "Noto Sans JP", -apple-system, BlinkMacSystemFont, sans-serif;--font-size-xs: .6875rem;--font-size-sm: .75rem;--font-size-base: .875rem;--font-size-md: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--font-size-3xl: 1.75rem;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--radius-xl: 24px;--radius-full: 9999px;--shadow-xs: 0 1px 2px rgba(74, 55, 40, .05);--shadow-sm: 0 1px 3px rgba(74, 55, 40, .08);--shadow-md: 0 4px 12px rgba(74, 55, 40, .1);--shadow-lg: 0 8px 24px rgba(74, 55, 40, .12);--space-xs: 4px;--space-sm: 8px;--space-md: 12px;--space-lg: 16px;--space-xl: 20px;--space-2xl: 24px;--space-3xl: 32px;--space-4xl: 40px;--transition-fast: .15s ease;--transition-normal: .25s ease;--transition-slow: .4s ease;--z-nav: 100;--z-modal-backdrop: 200;--z-modal: 300;--z-toast: 400;--nav-height: 64px;--header-height: 56px;--safe-area-bottom: env(safe-area-inset-bottom, 0px)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;-webkit-text-size-adjust:100%;-webkit-tap-highlight-color:transparent}body{font-family:var(--font-family);font-size:var(--font-size-base);color:var(--color-text);background-color:var(--color-bg);line-height:1.6;min-height:100dvh;overscroll-behavior:none;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}#root{min-height:100dvh;display:flex;flex-direction:column}a{color:var(--color-primary-dark);text-decoration:none}ul,ol{list-style:none}img{max-width:100%;display:block}input,textarea,button,select{font-family:inherit;font-size:inherit;color:inherit}button{cursor:pointer;border:none;background:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);border:0}.page-container{flex:1;padding:var(--space-lg);padding-bottom:calc(var(--nav-height) + var(--safe-area-bottom) + var(--space-xl));max-width:480px;margin:0 auto;width:100%}.page-title{font-size:var(--font-size-xl);font-weight:700;margin-bottom:var(--space-xl);color:var(--color-text)}.page-subtitle{font-size:var(--font-size-base);color:var(--color-text-secondary);margin-bottom:var(--space-lg)}.header{position:sticky;top:0;z-index:var(--z-nav);background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));color:var(--color-text-inverse);padding:var(--space-md) var(--space-lg);display:flex;align-items:center;justify-content:center;height:var(--header-height);box-shadow:var(--shadow-md)}.header__logo{font-size:var(--font-size-lg);font-weight:700;display:flex;align-items:center;gap:var(--space-sm)}.header__logo-icon{font-size:var(--font-size-xl)}.bottom-nav{position:fixed;bottom:0;left:0;right:0;z-index:var(--z-nav);background:var(--color-bg-card);border-top:1px solid var(--color-border);display:flex;justify-content:space-around;align-items:center;height:var(--nav-height);padding-bottom:var(--safe-area-bottom);box-shadow:0 -2px 8px #4a37280f}.bottom-nav__item{display:flex;flex-direction:column;align-items:center;gap:2px;padding:var(--space-xs) var(--space-md);color:var(--color-text-light);font-size:var(--font-size-xs);font-weight:500;transition:color var(--transition-fast);border-radius:var(--radius-sm);min-width:64px;position:relative}.bottom-nav__item--active{color:var(--color-primary)}.bottom-nav__item--active:after{content:"";position:absolute;top:-1px;left:50%;transform:translate(-50%);width:24px;height:3px;background:var(--color-primary);border-radius:0 0 var(--radius-full) var(--radius-full)}.bottom-nav__icon{font-size:1.375rem;line-height:1}.card{background:var(--color-bg-card);border-radius:var(--radius-lg);padding:var(--space-lg);box-shadow:var(--shadow-sm);border:1px solid var(--color-border-light);transition:box-shadow var(--transition-normal)}.card:hover{box-shadow:var(--shadow-md)}.card+.card{margin-top:var(--space-md)}.card__header{display:flex;align-items:center;gap:var(--space-sm);margin-bottom:var(--space-md)}.card__title{font-size:var(--font-size-md);font-weight:600}.card__icon{font-size:var(--font-size-lg)}.section{margin-bottom:var(--space-2xl)}.section__title{font-size:var(--font-size-base);font-weight:600;color:var(--color-text-secondary);margin-bottom:var(--space-md);display:flex;align-items:center;gap:var(--space-sm)}.section__title-icon{font-size:var(--font-size-md)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);padding:var(--space-md) var(--space-xl);border-radius:var(--radius-md);font-weight:600;font-size:var(--font-size-base);transition:all var(--transition-fast);white-space:nowrap;line-height:1.2}.btn--primary{background:linear-gradient(135deg,var(--color-primary),var(--color-primary-dark));color:var(--color-text-inverse);box-shadow:0 2px 8px #f2994a4d}.btn--primary:hover{box-shadow:0 4px 16px #f2994a66;transform:translateY(-1px)}.btn--primary:active{transform:translateY(0);box-shadow:0 1px 4px #f2994a4d}.btn--secondary{background:var(--color-primary-light);color:var(--color-primary-dark)}.btn--secondary:hover{background:var(--color-primary-lighter)}.btn--outline{background:transparent;border:1.5px solid var(--color-border);color:var(--color-text-secondary)}.btn--outline:hover{border-color:var(--color-primary);color:var(--color-primary);background:var(--color-primary-lighter)}.btn--ghost{background:transparent;color:var(--color-text-secondary);padding:var(--space-sm) var(--space-md)}.btn--ghost:hover{color:var(--color-primary);background:var(--color-primary-lighter)}.btn--full{width:100%}.btn--lg{padding:var(--space-lg) var(--space-2xl);font-size:var(--font-size-md);border-radius:var(--radius-lg)}.btn--sm{padding:var(--space-xs) var(--space-md);font-size:var(--font-size-sm);border-radius:var(--radius-sm)}.btn--icon{padding:var(--space-sm);border-radius:var(--radius-full)}.chip-group{display:flex;flex-wrap:wrap;gap:var(--space-sm)}.chip{display:inline-flex;align-items:center;gap:var(--space-xs);padding:var(--space-sm) var(--space-lg);border-radius:var(--radius-full);font-size:var(--font-size-sm);font-weight:500;border:1.5px solid var(--color-border);background:var(--color-bg-card);color:var(--color-text-secondary);cursor:pointer;transition:all var(--transition-fast);-webkit-user-select:none;user-select:none}.chip:hover{border-color:var(--color-primary)}.chip--active{background:var(--color-primary);color:var(--color-text-inverse);border-color:var(--color-primary);box-shadow:0 2px 6px #f2994a40}.form-group{margin-bottom:var(--space-lg)}.form-label{display:flex;align-items:center;gap:var(--space-sm);font-size:var(--font-size-sm);font-weight:600;color:var(--color-text-secondary);margin-bottom:var(--space-sm)}.form-input{width:100%;padding:var(--space-md) var(--space-lg);border:1.5px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-card);font-size:var(--font-size-base);color:var(--color-text);transition:border-color var(--transition-fast),box-shadow var(--transition-fast);outline:none}.form-input:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #f2994a26}.form-input::placeholder{color:var(--color-text-light)}.form-input--number{width:72px;text-align:center;font-weight:600;font-size:var(--font-size-lg)}.form-textarea{width:100%;padding:var(--space-md) var(--space-lg);border:1.5px solid var(--color-border);border-radius:var(--radius-md);background:var(--color-bg-card);font-size:var(--font-size-base);color:var(--color-text);outline:none;resize:vertical;min-height:80px;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}.form-textarea:focus{border-color:var(--color-primary);box-shadow:0 0 0 3px #f2994a26}.form-inline{display:flex;align-items:center;gap:var(--space-sm)}.form-suffix{color:var(--color-text-secondary);font-size:var(--font-size-sm);font-weight:500;white-space:nowrap}.sale-item{display:flex;align-items:center;padding:var(--space-md);border-radius:var(--radius-md);background:var(--color-bg-card);border:1px solid var(--color-border-light);gap:var(--space-md);transition:background var(--transition-fast)}.sale-item:hover{background:var(--color-primary-lighter)}.sale-item+.sale-item{margin-top:var(--space-sm)}.sale-item__emoji{font-size:var(--font-size-xl);width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:var(--color-primary-lighter);border-radius:var(--radius-sm);flex-shrink:0}.sale-item__info{flex:1;min-width:0}.sale-item__name{font-weight:600;font-size:var(--font-size-base);white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.sale-item__detail{font-size:var(--font-size-xs);color:var(--color-text-light)}.sale-item__price{font-weight:700;color:var(--color-sale);font-size:var(--font-size-md);white-space:nowrap}.sale-tag{display:inline-flex;align-items:center;gap:2px;font-size:var(--font-size-xs);font-weight:600;color:var(--color-sale);background:var(--color-sale-bg);padding:2px 6px;border-radius:var(--radius-sm)}.recipe-card{background:var(--color-bg-card);border-radius:var(--radius-lg);padding:var(--space-lg);box-shadow:var(--shadow-sm);border:1px solid var(--color-border-light);margin-bottom:var(--space-md);transition:box-shadow var(--transition-normal)}.recipe-card:hover{box-shadow:var(--shadow-md)}.recipe-card__header{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:var(--space-sm)}.recipe-card__meal-type{font-size:var(--font-size-xs);font-weight:600;color:var(--color-primary);background:var(--color-primary-lighter);padding:2px 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var(--color-border);display:flex;align-items:center;justify-content:center;flex-shrink:0;cursor:pointer;transition:all var(--transition-fast);background:var(--color-bg-card)}.shopping-item__checkbox--checked{background:var(--color-accent);border-color:var(--color-accent);color:#fff;font-size:12px}.shopping-item__info{flex:1;min-width:0}.shopping-item__name{font-size:var(--font-size-base);font-weight:500}.shopping-item__name--checked{text-decoration:line-through;color:var(--color-text-light)}.shopping-item__amount{font-size:var(--font-size-xs);color:var(--color-text-light)}.shopping-item__price{font-weight:600;font-size:var(--font-size-base);color:var(--color-text);white-space:nowrap}.day-header{display:flex;align-items:center;gap:var(--space-sm);padding:var(--space-sm) 0;margin-bottom:var(--space-md);margin-top:var(--space-lg)}.day-header:first-child{margin-top:0}.day-header__date{font-size:var(--font-size-md);font-weight:700;color:var(--color-text)}.day-header__badge{font-size:var(--font-size-xs);background:var(--color-primary-light);color:var(--color-primary-dark);padding:2px 8px;border-radius:var(--radius-full);font-weight:500}.budget-summary{background:linear-gradient(135deg,var(--color-accent-light),#D5F5E3);border-radius:var(--radius-lg);padding:var(--space-lg);margin-top:var(--space-lg)}.budget-summary__row{display:flex;justify-content:space-between;align-items:center;padding:var(--space-xs) 0}.budget-summary__label{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.budget-summary__value{font-size:var(--font-size-md);font-weight:700;color:var(--color-text)}.budget-summary__value--accent{color:var(--color-accent-dark)}.budget-summary__divider{height:1px;background:#27ae6033;margin:var(--space-sm) 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var(--transition-fast)}.settings-item:hover{background:var(--color-primary-lighter);border-color:var(--color-primary)}.settings-item__icon{font-size:var(--font-size-xl);width:40px;height:40px;display:flex;align-items:center;justify-content:center;background:var(--color-primary-lighter);border-radius:var(--radius-md);flex-shrink:0}.settings-item__info{flex:1}.settings-item__title{font-weight:600;font-size:var(--font-size-base)}.settings-item__desc{font-size:var(--font-size-xs);color:var(--color-text-light)}.settings-item__arrow{color:var(--color-text-light);font-size:var(--font-size-md)}.fav-btn{font-size:var(--font-size-lg);cursor:pointer;transition:transform var(--transition-fast);background:none;border:none;padding:var(--space-xs);line-height:1}.fav-btn:active{transform:scale(1.3)}.badge{display:inline-flex;align-items:center;justify-content:center;min-width:18px;height:18px;padding:0 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