:root{color-scheme:light;--color-bg: #f4f6f8;--color-surface: #ffffff;--color-border: #dde3ea;--color-text: #1a2332;--color-text-muted: #5c6b7e;--color-primary: #1f6b4f;--color-primary-hover: #185a42;--color-primary-soft: #e8f4ee;--color-danger: #b42318;--color-danger-soft: #fdecea;--color-success: #157a52;--color-success-soft: #e7f6ef;--color-focus: #3b82f6;--shadow-sm: 0 1px 2px rgba(16, 24, 40, .06);--shadow-md: 0 8px 24px rgba(16, 24, 40, .08);--radius-sm: 8px;--radius-md: 12px;--radius-lg: 16px;--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--font-sans: "Segoe UI", system-ui, -apple-system, BlinkMacSystemFont, sans-serif;--header-height: 3.5rem;--container-max: 960px;--container-narrow: 28rem}*,*:before,*:after{box-sizing:border-box}html{-webkit-text-size-adjust:100%}body{margin:0;min-height:100dvh;font-family:var(--font-sans);font-size:1rem;line-height:1.5;color:var(--color-text);background:var(--color-bg)}#root{min-height:100dvh}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}h1,h2,h3,p{margin:0}button,input,select,textarea{font:inherit}img{max-width:100%}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}.page-container{width:100%;max-width:var(--container-max);margin:0 auto;padding:var(--space-md)}.page-container--narrow{max-width:var(--container-narrow)}.page-container--centered{display:flex;flex-direction:column;justify-content:center;min-height:calc(100dvh - var(--header-height))}.page-header{margin-bottom:var(--space-lg)}.page-title{font-size:clamp(1.5rem,4vw,1.875rem);font-weight:700;letter-spacing:-.02em}.page-subtitle{margin-top:var(--space-sm);color:var(--color-text-muted)}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);box-shadow:var(--shadow-sm);padding:var(--space-lg)}.card+.card{margin-top:var(--space-md)}.card__title{font-size:1.125rem;font-weight:600;margin-bottom:var(--space-md)}.form-section{display:grid;gap:var(--space-md)}.form-section__actions{display:flex;flex-wrap:wrap;gap:var(--space-sm);margin-top:var(--space-sm)}.field{display:grid;gap:var(--space-xs)}.field__label{font-size:.875rem;font-weight:600;color:var(--color-text)}.field__hint{font-size:.8125rem;color:var(--color-text-muted)}.field__error{font-size:.8125rem;color:var(--color-danger)}.input,.select{width:100%;min-height:2.75rem;padding:.625rem .875rem;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text);transition:border-color .15s,box-shadow .15s}.input:focus,.select:focus{outline:none;border-color:var(--color-focus);box-shadow:0 0 0 3px #3b82f633}.input--error,.select--error{border-color:var(--color-danger)}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-sm);min-height:2.75rem;padding:.625rem 1rem;border:1px solid transparent;border-radius:var(--radius-sm);font-weight:600;cursor:pointer;transition:background .15s,border-color .15s,color .15s;text-decoration:none}.btn:disabled{opacity:.55;cursor:not-allowed}.btn--primary{background:var(--color-primary);color:#fff}.btn--primary:hover:not(:disabled){background:var(--color-primary-hover)}.btn--secondary{background:var(--color-surface);border-color:var(--color-border);color:var(--color-text)}.btn--secondary:hover:not(:disabled){background:var(--color-bg)}.btn--danger{background:var(--color-danger-soft);border-color:#f5c2be;color:var(--color-danger)}.btn--danger:hover:not(:disabled){background:#fad4d1}.btn--ghost{background:transparent;color:var(--color-text-muted)}.btn--ghost:hover:not(:disabled){background:var(--color-bg);color:var(--color-text)}.btn--sm{min-height:2.25rem;padding:.375rem .75rem;font-size:.875rem}.btn--block{width:100%}.alert{padding:.75rem 1rem;border-radius:var(--radius-sm);font-size:.9375rem}.alert--error{background:var(--color-danger-soft);color:var(--color-danger);border:1px solid #f5c2be}.alert--success{background:var(--color-success-soft);color:var(--color-success);border:1px solid #b8e6d0}.empty-state{text-align:center;padding:var(--space-xl) var(--space-md);color:var(--color-text-muted)}.empty-state__title{font-weight:600;color:var(--color-text);margin-bottom:var(--space-xs)}.app-shell{min-height:100dvh;display:flex;flex-direction:column}.app-header{position:sticky;top:0;z-index:10;height:var(--header-height);background:var(--color-surface);border-bottom:1px solid var(--color-border);box-shadow:var(--shadow-sm)}.app-header__inner{display:flex;align-items:center;justify-content:space-between;gap:var(--space-md);max-width:var(--container-max);height:100%;margin:0 auto;padding:0 var(--space-md)}.app-header__brand{font-weight:700;font-size:1.0625rem;color:var(--color-text);text-decoration:none}.app-header__brand:hover{text-decoration:none;color:var(--color-primary)}.app-header__nav{display:none;align-items:center;gap:var(--space-sm)}.app-header__user{display:none;font-size:.875rem;color:var(--color-text-muted);max-width:12rem;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.app-header__logout{display:none}.language-switcher{display:inline-flex;align-items:center;gap:var(--space-xs);font-size:.8125rem}.language-switcher__label{color:var(--color-text-muted);font-weight:600}.language-switcher__select{min-height:2rem;padding:.25rem .5rem;border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-surface);color:var(--color-text);font-size:.8125rem}.app-header__toggle{display:inline-flex}.app-header__mobile-nav{display:none;flex-direction:column;gap:var(--space-sm);padding:var(--space-md);background:var(--color-surface);border-bottom:1px solid var(--color-border)}.app-header__mobile-nav--open{display:flex}.app-main{flex:1}.app-nav-link{display:inline-flex;align-items:center;min-height:2.25rem;padding:.375rem .75rem;border-radius:var(--radius-sm);color:var(--color-text-muted);font-weight:600;font-size:.9375rem;text-decoration:none}.app-nav-link:hover,.app-nav-link--active{background:var(--color-primary-soft);color:var(--color-primary);text-decoration:none}.guest-shell{min-height:100dvh;display:flex;flex-direction:column}.guest-header{padding:var(--space-md)}.guest-header__inner{display:flex;align-items:center;justify-content:space-between;gap:var(--space-md);max-width:var(--container-narrow);margin:0 auto}.guest-header__brand{font-weight:700;font-size:1.125rem;color:var(--color-text);text-decoration:none}.guest-main{flex:1;display:flex;align-items:flex-start;justify-content:center;padding:var(--space-md) var(--space-md) var(--space-xl)}.user-list{display:grid;gap:var(--space-sm)}.user-list-item{display:flex;flex-direction:column;gap:var(--space-sm);padding:var(--space-md);border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg)}.user-list-item__meta{display:grid;gap:.125rem}.user-list-item__name{font-weight:600}.user-list-item__email{font-size:.875rem;color:var(--color-text-muted)}.user-list-item__actions{display:flex;flex-wrap:wrap;gap:var(--space-sm)}.household-list{display:grid;gap:var(--space-sm);list-style:none;padding:0;margin:0}.household-list__item{padding:var(--space-md);border:1px solid var(--color-border);border-radius:var(--radius-sm);background:var(--color-bg)}.household-list__name{font-weight:600}.household-list__meta{margin-top:.25rem;font-size:.875rem;color:var(--color-text-muted)}.status-badge{display:inline-block;padding:.125rem .5rem;border-radius:999px;font-size:.75rem;font-weight:600;text-transform:capitalize;background:var(--color-primary-soft);color:var(--color-primary)}.loading-screen{display:flex;align-items:center;justify-content:center;min-height:50dvh;color:var(--color-text-muted)}.stack{display:grid;gap:var(--space-lg)}@media(min-width:768px){.page-container{padding:var(--space-lg)}.app-header__nav,.app-header__user,.app-header__logout{display:flex}.app-header__toggle,.app-header__mobile-nav,.app-header__mobile-nav--open{display:none}.user-list-item{flex-direction:row;align-items:center;justify-content:space-between}.user-list-item__actions{flex-shrink:0}}