.header{background:var(--color-gradient);color:var(--text-inverse);box-shadow:var(--shadow-md);position:sticky;top:0;z-index:var(--z-sticky)}.header-container{max-width:var(--max-width);margin:0 auto;padding:0 var(--spacing-md);display:flex;justify-content:space-between;align-items:center;height:var(--header-height)}.logo{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--text-inverse);text-decoration:none;transition:opacity var(--transition-fast)}.logo:hover{opacity:.9;color:var(--text-inverse)}.nav{display:flex;gap:var(--spacing-lg)}.nav a{color:var(--text-inverse);text-decoration:none;font-weight:var(--font-weight-medium);font-size:var(--font-size-sm);padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--border-radius-md);transition:background var(--transition-fast),opacity var(--transition-fast)}.nav a:hover{background:#ffffff26;color:var(--text-inverse)}.nav a.active{background:#fff3}.user-menu{display:flex;align-items:center;gap:var(--spacing-md)}.profile-link{display:flex;align-items:center;gap:var(--spacing-sm);color:var(--text-inverse);text-decoration:none;padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--border-radius-md);transition:background var(--transition-fast)}.profile-link:hover{background:#ffffff26;color:var(--text-inverse)}.user-name{font-weight:var(--font-weight-medium);font-size:var(--font-size-sm)}.logout-btn{background:#ffffff26;color:var(--text-inverse);border:1px solid rgba(255,255,255,.25);padding:var(--spacing-xs) var(--spacing-md);border-radius:var(--border-radius-md);cursor:pointer;font-weight:var(--font-weight-medium);font-size:var(--font-size-sm);transition:background var(--transition-fast)}.logout-btn:hover{background:#ffffff40}@media (max-width: 768px){.nav{display:none}.header-container{padding:0 var(--spacing-sm)}.user-name{display:none}}.layout{min-height:100vh;background:var(--bg-secondary);display:flex;flex-direction:column}.main-content{flex:1;min-height:calc(100vh - var(--header-height))}.language-switcher{position:relative}.language-switcher-btn{display:flex;align-items:center;gap:var(--spacing-xs);padding:var(--spacing-xs) var(--spacing-sm);background:#ffffff26;border:1px solid rgba(255,255,255,.25);border-radius:var(--border-radius-md);color:var(--text-inverse);cursor:pointer;font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);transition:background var(--transition-fast)}.language-switcher-btn:hover{background:#ffffff40}.lang-name-short{font-size:var(--font-size-xs);white-space:nowrap}.dropdown-arrow{display:flex;align-items:center;transition:transform var(--transition-fast)}.dropdown-arrow.open{transform:rotate(180deg)}.language-dropdown{position:absolute;top:calc(100% + var(--spacing-xs));right:0;min-width:160px;background:var(--bg-primary);border-radius:var(--border-radius-md);box-shadow:var(--shadow-xl);list-style:none;padding:var(--spacing-xs);z-index:var(--z-dropdown);animation:dropdownFadeIn .15s ease-out}@keyframes dropdownFadeIn{0%{opacity:0;transform:translateY(-8px)}to{opacity:1;transform:translateY(0)}}.language-dropdown li{margin:0}.language-option{display:flex;align-items:center;gap:var(--spacing-sm);width:100%;padding:var(--spacing-sm) var(--spacing-md);background:transparent;border:none;border-radius:var(--border-radius-sm);color:var(--text-primary);cursor:pointer;font-size:var(--font-size-sm);text-align:left;transition:background var(--transition-fast)}.language-option:hover{background:var(--bg-secondary)}.language-option.active{background:var(--color-primary);background:#667eea1a;color:var(--color-primary)}.lang-code-badge{display:inline-flex;align-items:center;justify-content:center;min-width:28px;padding:2px 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768px){.language-dropdown{min-width:140px}}.auth-container{min-height:100vh;display:flex;align-items:center;justify-content:center;background:var(--color-gradient);padding:var(--spacing-md)}.auth-card{background:var(--bg-primary);border-radius:var(--border-radius-lg);padding:var(--spacing-xl);box-shadow:var(--shadow-xl);max-width:400px;width:100%;position:relative}.auth-lang-switcher{position:absolute;top:var(--spacing-md);right:var(--spacing-md)}.auth-lang-switcher .language-switcher-btn{background:var(--bg-secondary);border-color:var(--border-color);color:var(--text-primary)}.auth-lang-switcher .language-switcher-btn:hover{background:var(--color-gray-200)}.auth-card h1{text-align:center;color:var(--color-primary);margin-bottom:var(--spacing-sm);font-size:var(--font-size-3xl);font-weight:var(--font-weight-bold)}.auth-card h2{text-align:center;color:var(--text-primary);margin-bottom:var(--spacing-xl);font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold)}.auth-card 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var(--transition-normal)}.auth-card .btn-primary:hover:not(:disabled){transform:translateY(-2px);box-shadow:var(--shadow-lg)}.auth-card .btn-primary:disabled{opacity:.6;cursor:not-allowed;transform:none}.error-message{background:var(--color-error-light);color:var(--color-error);padding:var(--spacing-sm) var(--spacing-md);border-radius:var(--border-radius-md);margin-bottom:var(--spacing-md);font-size:var(--font-size-sm)}.auth-link{text-align:center;margin-top:var(--spacing-md);color:var(--text-secondary);font-size:var(--font-size-sm)}.auth-link a{color:var(--color-primary);text-decoration:none;font-weight:var(--font-weight-semibold);transition:color var(--transition-fast)}.auth-link a:hover{color:var(--color-primary-dark);text-decoration:underline}.checkbox-group{margin-top:var(--spacing-sm)}.checkbox-label{display:flex!important;align-items:flex-start;gap:var(--spacing-sm);cursor:pointer;font-size:var(--font-size-xs);line-height:var(--line-height-normal);color:var(--text-secondary)}.checkbox-label input[type=checkbox]{width:auto;margin-top:3px;cursor:pointer;accent-color:var(--color-primary)}.checkbox-label span{flex:1}.checkbox-label a{color:var(--color-primary);text-decoration:none}.checkbox-label a:hover{text-decoration:underline}@media (max-width: 480px){.auth-card{padding:var(--spacing-lg);margin:var(--spacing-sm)}.auth-card h1{font-size:var(--font-size-2xl)}.auth-card h2{font-size:var(--font-size-lg)}}.dashboard-container{max-width:var(--max-width);margin:0 auto;padding:var(--spacing-xl) var(--spacing-md)}.dashboard-header{text-align:center;margin-bottom:var(--spacing-2xl)}.dashboard-header h1{font-size:var(--font-size-4xl);color:var(--text-primary);margin-bottom:var(--spacing-sm);font-weight:var(--font-weight-bold)}.dashboard-header p{font-size:var(--font-size-lg);color:var(--text-secondary)}.dashboard-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(250px,1fr));gap:var(--spacing-lg)}.dashboard-card{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--border-radius-xl);box-shadow:var(--shadow-lg);text-decoration:none;transition:transform var(--transition-normal),box-shadow var(--transition-normal);text-align:center;display:flex;flex-direction:column;align-items:center}.dashboard-card:hover{transform:translateY(-5px);box-shadow:var(--shadow-xl)}.card-icon{font-size:48px;margin-bottom:var(--spacing-md);line-height:1}.dashboard-card h2{color:var(--text-primary);margin-bottom:var(--spacing-sm);font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold)}.dashboard-card p{color:var(--text-secondary);font-size:var(--font-size-sm);line-height:var(--line-height-relaxed)}.no-family-prompt{background:linear-gradient(135deg,var(--primary-50) 0%,var(--primary-100) 100%);padding:var(--spacing-2xl);border-radius:var(--border-radius-xl);text-align:center;margin-bottom:var(--spacing-xl);border:2px dashed var(--primary-300)}.no-family-icon{font-size:64px;margin-bottom:var(--spacing-md);line-height:1}.no-family-prompt h2{font-size:var(--font-size-2xl);color:var(--text-primary);margin-bottom:var(--spacing-sm)}.no-family-prompt p{font-size:var(--font-size-base);color:var(--text-secondary);margin-bottom:var(--spacing-lg)}.no-family-actions{display:flex;align-items:center;justify-content:center;gap:var(--spacing-md);flex-wrap:wrap}.or-divider{color:var(--text-tertiary);font-size:var(--font-size-sm)}.btn-primary{background:var(--primary-500);color:#fff;border:none;padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--border-radius-lg);font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);cursor:pointer;transition:background var(--transition-fast)}.btn-secondary{background:var(--bg-primary);color:var(--text-primary);border:1px solid var(--border-color);padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--border-radius-lg);font-size:var(--font-size-base);font-weight:var(--font-weight-medium);cursor:pointer;transition:background var(--transition-fast)}.btn-secondary:hover:not(:disabled){background:var(--bg-secondary)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background:#00000080;display:flex;align-items:center;justify-content:center;z-index:1000;padding:var(--spacing-md)}.modal-content{background:var(--bg-primary);padding:var(--spacing-xl);border-radius:var(--border-radius-xl);max-width:400px;width:100%;box-shadow:var(--shadow-xl)}.modal-content h2{font-size:var(--font-size-xl);margin-bottom:var(--spacing-md);color:var(--text-primary)}.modal-content p{color:var(--text-secondary);margin-bottom:var(--spacing-md)}.modal-actions{display:flex;gap:var(--spacing-sm);justify-content:flex-end}@media (max-width: 768px){.dashboard-container{padding:var(--spacing-lg) var(--spacing-md)}.dashboard-header h1{font-size:var(--font-size-2xl)}.dashboard-header p{font-size:var(--font-size-base)}.dashboard-grid{grid-template-columns:1fr;gap:var(--spacing-md)}.dashboard-card{padding:var(--spacing-lg)}.card-icon{font-size:36px}.no-family-prompt{padding:var(--spacing-lg)}.no-family-icon{font-size:48px}.no-family-prompt h2{font-size:var(--font-size-xl)}.no-family-actions{flex-direction:column}.no-family-actions button{width:100%}.modal-actions{flex-direction:column-reverse}.modal-actions button{width:100%}}.family-container{max-width:900px;margin:0 auto;padding:var(--spacing-xl) var(--spacing-md)}.family-header{margin-bottom:var(--spacing-xl)}.family-header h1{font-size:var(--font-size-3xl);margin-bottom:var(--spacing-sm);color:var(--text-primary);font-weight:var(--font-weight-bold)}.family-header p{color:var(--text-secondary);font-size:var(--font-size-base)}.family-content{background:var(--bg-primary);border-radius:var(--border-radius-lg);padding:var(--spacing-xl);box-shadow:var(--shadow-lg)}.family-section{margin-bottom:var(--spacing-xl)}.family-section:last-child{margin-bottom:0}.family-section h2{font-size:var(--font-size-xl);margin-bottom:var(--spacing-md);color:var(--text-primary);font-weight:var(--font-weight-semibold)}.family-actions{margin-top:var(--spacing-xl);padding-top:var(--spacing-xl);border-top:1px solid var(--border-color);display:flex;gap:var(--spacing-md);flex-wrap:wrap}.btn-danger{background-color:var(--color-error);color:var(--text-inverse);border:none;padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--border-radius-md);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);cursor:pointer;transition:background-color var(--transition-fast),transform var(--transition-fast)}.btn-danger:hover:not(:disabled){background-color:#dc2626;transform:translateY(-1px)}.btn-danger:disabled{opacity:.6;cursor:not-allowed}.family-page .btn-secondary{background-color:var(--color-gray-500);color:var(--text-inverse);border:none;padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--border-radius-md);font-size:var(--font-size-sm);font-weight:var(--font-weight-medium);cursor:pointer;transition:background-color var(--transition-fast)}.family-page .btn-secondary:hover:not(:disabled){background-color:var(--color-gray-600)}.family-page .error-message{margin-top:var(--spacing-md);padding:var(--spacing-md);background-color:var(--color-error-light);border:1px solid #fca5a5;border-radius:var(--border-radius-md);color:var(--color-error);font-size:var(--font-size-sm)}.modal-overlay{position:fixed;top:0;left:0;right:0;bottom:0;background-color:#00000080;display:flex;align-items:center;justify-content:center;z-index:var(--z-modal);padding:var(--spacing-md)}.modal-content{background:var(--bg-primary);border-radius:var(--border-radius-lg);padding:var(--spacing-xl);max-width:500px;width:100%;box-shadow:var(--shadow-xl);animation:modalFadeIn .2s ease-out}@keyframes modalFadeIn{0%{opacity:0;transform:scale(.95)}to{opacity:1;transform:scale(1)}}.modal-content h2{margin-top:0;margin-bottom:var(--spacing-md);color:var(--text-primary);font-size:var(--font-size-xl);font-weight:var(--font-weight-semibold)}.modal-content p{margin-bottom:var(--spacing-md);color:var(--text-secondary);font-size:var(--font-size-sm);line-height:var(--line-height-relaxed)}.warning-text{color:var(--color-error);font-weight:var(--font-weight-medium)}.modal-actions{display:flex;justify-content:flex-end;gap:var(--spacing-sm);margin-top:var(--spacing-xl)}.members-list{display:flex;flex-direction:column;gap:var(--spacing-sm)}.member-item{display:flex;align-items:center;justify-content:space-between;padding:var(--spacing-md);background:var(--bg-tertiary);border-radius:var(--border-radius-md);transition:background var(--transition-fast)}.member-item:hover{background:var(--color-gray-100)}.member-info{display:flex;align-items:center;gap:var(--spacing-md)}.member-avatar{width:40px;height:40px;border-radius:var(--border-radius-full);background:var(--color-gradient);display:flex;align-items:center;justify-content:center;color:var(--text-inverse);font-weight:var(--font-weight-semibold);font-size:var(--font-size-sm)}.member-name{font-weight:var(--font-weight-medium);color:var(--text-primary)}.member-role{font-size:var(--font-size-xs);color:var(--text-tertiary)}.no-family{text-align:center;padding:var(--spacing-2xl)}.no-family h2{color:var(--text-primary);margin-bottom:var(--spacing-sm)}.no-family p{color:var(--text-secondary);margin-bottom:var(--spacing-lg)}.family-info-card{background:linear-gradient(135deg,var(--primary-50) 0%,var(--primary-100) 100%);padding:var(--spacing-xl);border-radius:var(--border-radius-lg);margin-bottom:var(--spacing-xl);border:1px solid var(--primary-200)}.family-stats{display:flex;gap:var(--spacing-2xl);margin-bottom:var(--spacing-md)}.stat-item{display:flex;flex-direction:column;align-items:center}.stat-value{font-size:var(--font-size-3xl);font-weight:var(--font-weight-bold);color:var(--primary-600)}.stat-label{font-size:var(--font-size-sm);color:var(--text-secondary)}.family-description{color:var(--text-secondary);font-size:var(--font-size-base);margin-top:var(--spacing-md);padding-top:var(--spacing-md);border-top:1px solid var(--primary-200)}.family-loading{text-align:center;padding:var(--spacing-2xl);color:var(--text-secondary)}.no-family-icon{font-size:64px;margin-bottom:var(--spacing-md)}.no-family-buttons{display:flex;align-items:center;justify-content:center;gap:var(--spacing-md);flex-wrap:wrap}.or-text{color:var(--text-tertiary);font-size:var(--font-size-sm)}.btn-primary{background:var(--primary-500);color:#fff;border:none;padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--border-radius-md);font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);cursor:pointer;transition:background var(--transition-fast)}.btn-primary:hover:not(:disabled){background:var(--primary-600)}.btn-primary:disabled{opacity:.6;cursor:not-allowed}.btn-secondary{background:var(--bg-secondary);color:var(--text-primary);border:1px solid var(--border-color);padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--border-radius-md);font-size:var(--font-size-base);font-weight:var(--font-weight-medium);cursor:pointer;transition:background var(--transition-fast)}.btn-secondary:hover:not(:disabled){background:var(--bg-tertiary)}.btn-secondary:disabled{opacity:.6;cursor:not-allowed}.btn-secondary-outline{background:transparent;color:var(--primary-500);border:2px solid var(--primary-500);padding:var(--spacing-sm) var(--spacing-lg);border-radius:var(--border-radius-md);font-size:var(--font-size-base);font-weight:var(--font-weight-semibold);cursor:pointer;transition:all var(--transition-fast)}.btn-secondary-outline:hover{background:var(--primary-50)}.invite-section{background:var(--bg-tertiary);padding:var(--spacing-lg);border-radius:var(--border-radius-md);margin-top:var(--spacing-lg)}.invite-section h3{font-size:var(--font-size-base);color:var(--text-primary);margin-bottom:var(--spacing-sm)}.invite-code{display:flex;gap:var(--spacing-sm);margin-top:var(--spacing-sm)}.invite-code input{flex:1;padding:var(--spacing-sm) var(--spacing-md);border:1px solid var(--border-color);border-radius:var(--border-radius-md);font-family:monospace;font-size:var(--font-size-sm);background:var(--bg-primary)}.invite-code button{padding:var(--spacing-sm) var(--spacing-md);background:var(--color-primary);color:var(--text-inverse);border:none;border-radius:var(--border-radius-md);cursor:pointer;font-weight:var(--font-weight-medium);transition:background var(--transition-fast)}.invite-code button:hover{background:var(--color-primary-dark)}.invite-link input{font-size:var(--font-size-xs)}.member-details{display:flex;flex-direction:column}.admin-badge{background:var(--primary-100);color:var(--primary-700);padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--border-radius-full);font-size:var(--font-size-xs);font-weight:var(--font-weight-semibold)}.pending-members{margin-top:var(--spacing-xl);padding-top:var(--spacing-lg);border-top:1px dashed var(--border-color)}.pending-members h3{font-size:var(--font-size-base);color:var(--text-secondary);margin-bottom:var(--spacing-md)}.member-item.pending{border:1px dashed var(--warning-300);background:var(--warning-50)}.pending-avatar{background:var(--warning-400)!important}.pending-status{color:var(--warning-600)!important}.member-actions{display:flex;gap:var(--spacing-xs)}.btn-accept{background:var(--success-500);color:#fff;border:none;padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--border-radius-sm);font-size:var(--font-size-xs);cursor:pointer;transition:background var(--transition-fast)}.btn-accept:hover{background:var(--success-600)}.btn-reject{background:var(--error-500);color:#fff;border:none;padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--border-radius-sm);font-size:var(--font-size-xs);cursor:pointer;transition:background var(--transition-fast)}.btn-reject:hover{background:var(--error-600)}.btn-remove{background:var(--error-100);color:var(--error-600);border:1px solid var(--error-300);padding:var(--spacing-xs) var(--spacing-sm);border-radius:var(--border-radius-sm);font-size:var(--font-size-xs);cursor:pointer;transition:all var(--transition-fast)}.btn-remove:hover{background:var(--error-500);color:#fff;border-color:var(--error-500)}.modal-input{width:100%;padding:var(--spacing-sm) var(--spacing-md);border:1px solid var(--border-color);border-radius:var(--border-radius-md);font-size:var(--font-size-base);margin-bottom:var(--spacing-md);box-sizing:border-box}.modal-input:focus{outline:none;border-color:var(--primary-500);box-shadow:0 0 0 3px var(--primary-100)}.error-text{color:var(--error-500);font-size:var(--font-size-sm);margin-bottom:var(--spacing-md)}.error-message{margin-top:var(--spacing-md);padding:var(--spacing-md);background:var(--error-50);border:1px solid var(--error-200);border-radius:var(--border-radius-md);color:var(--error-600);font-size:var(--font-size-sm)}@media (max-width: 768px){.family-container{padding:var(--spacing-lg) var(--spacing-md)}.family-header 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