:root{--color-background: #fcfcf9;--color-surface: #fffffe;--color-text-primary: #134252;--color-text-secondary: #626c71;--color-accent: #208c8d;--color-accent-hover: #1d7480;--color-success: #208c8d;--color-error: #c01531;--color-warning: #a84b2f;--color-holiday-red: #c01531;--color-holiday-green: #2d8a6f;--color-holiday-gold: #daa76d;--color-border: rgba(94, 82, 64, .12);--shadow-sm: 0 1px 3px rgba(0, 0, 0, .04);--shadow-md: 0 2px 8px rgba(0, 0, 0, .08);--shadow-lg: 0 4px 16px rgba(0, 0, 0, .12);--font-family: "Segoe UI", Roboto, -apple-system, BlinkMacSystemFont, sans-serif;--font-size-h1: 30px;--font-size-h2: 24px;--font-size-h3: 18px;--font-size-body: 14px;--font-size-small: 12px;--font-weight-normal: 400;--font-weight-medium: 500;--font-weight-semibold: 550;--font-weight-bold: 600;--spacing-xs: 4px;--spacing-sm: 8px;--spacing-md: 12px;--spacing-lg: 16px;--spacing-xl: 20px;--spacing-2xl: 24px;--spacing-3xl: 32px;--button-padding-sm: 8px 12px;--button-padding-md: 10px 20px;--button-padding-lg: 12px 24px;--radius-sm: 4px;--radius-md: 8px;--radius-lg: 12px;--transition-fast: .15s ease-out;--transition-medium: .25s ease-out;--transition-slow: .3s ease-out;--container-max-width: 1200px;--container-padding: var(--spacing-lg)}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:16px;scroll-behavior:smooth}body{font-family:var(--font-family);font-size:var(--font-size-body);font-weight:var(--font-weight-normal);line-height:1.5;color:var(--color-text-primary);background-color:var(--color-background);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}h1,.h1{font-size:var(--font-size-h1);font-weight:var(--font-weight-bold);margin-bottom:var(--spacing-lg)}h2,.h2{font-size:var(--font-size-h2);font-weight:var(--font-weight-bold);margin-bottom:var(--spacing-md)}h3,.h3{font-size:var(--font-size-h3);font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-sm)}a{color:var(--color-accent);text-decoration:none;transition:color var(--transition-fast)}a:hover,a:focus{color:var(--color-accent-hover);outline:none}button{font-family:inherit;cursor:pointer;border:none;background:none}.container{max-width:var(--container-max-width);margin:0 auto;padding:0 var(--container-padding)}.app-header{background-color:var(--color-surface);border-bottom:1px solid var(--color-border);padding:var(--spacing-lg) 0;box-shadow:var(--shadow-sm)}.app-header__content{display:flex;justify-content:space-between;align-items:center;gap:var(--spacing-md)}.app-title{display:flex;align-items:center;gap:var(--spacing-sm);color:var(--color-accent)}.app-main{min-height:calc(100vh - 100px);padding:var(--spacing-2xl) 0}.loading-state{display:flex;flex-direction:column;align-items:center;justify-content:center;min-height:300px;gap:var(--spacing-md);color:var(--color-text-secondary)}.spinner{width:40px;height:40px;border:3px solid var(--color-border);border-top-color:var(--color-accent);border-radius:50%;animation:spin 1s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border-width:0}.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--spacing-sm);font-family:var(--font-family);font-weight:var(--font-weight-medium);border-radius:var(--radius-md);border:1px solid transparent;cursor:pointer;transition:all var(--transition-fast);text-decoration:none}.btn-sm{padding:var(--button-padding-sm);font-size:var(--font-size-small)}.btn-md{padding:var(--button-padding-md);font-size:var(--font-size-body)}.btn-lg{padding:var(--button-padding-lg);font-size:var(--font-size-body)}.btn-primary{background:var(--color-accent);color:#fff;border-color:var(--color-accent)}.btn-primary:hover:not(:disabled){background:var(--color-accent-hover);border-color:var(--color-accent-hover)}.btn-secondary{background:transparent;color:var(--color-text-primary);border-color:var(--color-border)}.btn-secondary:hover:not(:disabled){background:#0000000d}.btn-danger{background:var(--color-error);color:#fff;border-color:var(--color-error)}.btn-danger:hover:not(:disabled){background:#a01129}.btn-ghost{background:transparent;border:none;padding:var(--spacing-sm)}.btn-ghost:hover:not(:disabled){background:#0000000d}.btn-icon{width:32px;height:32px;padding:0;flex-shrink:0}.btn:disabled{opacity:.5;cursor:not-allowed}.btn-back{background:none;border:none;color:var(--color-accent);font-size:var(--font-size-body);cursor:pointer;padding:var(--spacing-sm);margin-bottom:var(--spacing-md)}.btn-back:hover{text-decoration:underline}.card{background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md);padding:var(--spacing-lg);box-shadow:var(--shadow-sm);transition:all var(--transition-fast)}.card--clickable{cursor:pointer}.card--clickable:hover{box-shadow:var(--shadow-md);transform:translateY(-2px)}.card__header{margin-bottom:var(--spacing-md)}.card__title{margin:0 0 var(--spacing-xs) 0;font-size:var(--font-size-h3);font-weight:var(--font-weight-semibold)}.card__subtitle{margin:0;color:var(--color-text-secondary);font-size:var(--font-size-small)}.card__content{margin-bottom:var(--spacing-md)}.card__footer{margin-top:var(--spacing-md);padding-top:var(--spacing-md);border-top:1px solid var(--color-border)}.card--list{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md)}.card--list .card__body{flex:1}.card--list .card__header{display:flex;align-items:center;gap:var(--spacing-sm);margin-bottom:var(--spacing-xs)}.card-actions{display:flex;gap:var(--spacing-sm);margin-top:var(--spacing-md)}.badge{display:inline-flex;align-items:center;padding:2px 8px;border-radius:var(--radius-sm);font-size:var(--font-size-small);font-weight:var(--font-weight-medium);white-space:nowrap}.badge-sm{font-size:11px;padding:1px 6px}.badge-md{font-size:var(--font-size-small)}.badge-lg{font-size:var(--font-size-body);padding:4px 10px}.badge-default{background:#0000001a;color:var(--color-text-primary)}.badge-success{background:#208c8d26;color:var(--color-success)}.badge-error{background:#c0153126;color:var(--color-error)}.badge-warning{background:#a84b2f26;color:var(--color-warning)}.badge-info{background:#208c8d26;color:var(--color-accent)}.progress-bar{position:relative;width:100%;background:var(--color-border);border-radius:var(--radius-sm);overflow:hidden}.progress-bar-sm{height:4px}.progress-bar-md{height:8px}.progress-bar-lg{height:12px}.progress-bar__fill{height:100%;background:var(--color-accent);transition:width var(--transition-slow);border-radius:var(--radius-sm)}.progress-bar-success .progress-bar__fill{background:var(--color-success)}.progress-bar-warning .progress-bar__fill{background:var(--color-warning)}.progress-bar-error .progress-bar__fill{background:var(--color-error)}.progress-bar__label{position:absolute;top:50%;right:var(--spacing-sm);transform:translateY(-50%);font-size:var(--font-size-small);font-weight:var(--font-weight-semibold);color:var(--color-text-primary)}.form{display:flex;flex-direction:column;gap:var(--spacing-lg)}.form-group{display:flex;flex-direction:column;gap:var(--spacing-xs)}.form-label{font-weight:var(--font-weight-medium);color:var(--color-text-primary);font-size:var(--font-size-body)}.form-label__required{color:var(--color-error);margin-left:2px}.form-input,.form-textarea,.form-select{padding:10px 12px;border:1px solid var(--color-border);border-radius:var(--radius-md);font-family:var(--font-family);font-size:var(--font-size-body);transition:border-color var(--transition-fast);background:var(--color-surface)}.form-input:focus,.form-textarea:focus,.form-select:focus{outline:none;border-color:var(--color-accent)}.form-checkbox-wrapper,.form-switch-wrapper{display:flex;align-items:center;gap:var(--spacing-sm);margin:var(--spacing-sm) 0}.form-checkbox,.form-switch{cursor:pointer}.form-checkbox-label{cursor:pointer;-webkit-user-select:none;user-select:none}.form-actions{display:flex;gap:var(--spacing-md);justify-content:flex-end;margin-top:var(--spacing-lg)}.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-lg)}.modal{background:var(--color-surface);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);max-width:500px;width:100%;max-height:90vh;overflow:auto}.modal__header{padding:var(--spacing-lg);border-bottom:1px solid var(--color-border);display:flex;align-items:center;justify-content:space-between}.modal__title{margin:0;font-size:var(--font-size-h2)}.modal__close{background:none;border:none;font-size:24px;cursor:pointer;padding:var(--spacing-sm);color:var(--color-text-secondary)}.modal__close:hover{color:var(--color-text-primary)}.modal__content{padding:var(--spacing-lg)}.modal__actions{display:flex;gap:var(--spacing-md);margin-top:var(--spacing-lg)}.toast-container{position:fixed;bottom:var(--spacing-lg);right:var(--spacing-lg);z-index:2000;display:flex;flex-direction:column;gap:var(--spacing-sm)}.toast{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md) var(--spacing-lg);background:var(--color-surface);border-radius:var(--radius-md);box-shadow:var(--shadow-lg);min-width:300px;max-width:400px;opacity:0;transform:translate(100px);transition:all var(--transition-medium)}.toast--show{opacity:1;transform:translate(0)}.toast--hide{opacity:0;transform:translate(100px)}.toast--success{border-left:4px solid var(--color-success)}.toast--error{border-left:4px solid var(--color-error)}.toast--warning{border-left:4px solid var(--color-warning)}.toast--info{border-left:4px solid var(--color-accent)}.toast__icon{font-size:20px;flex-shrink:0}.toast__message{flex:1;font-size:var(--font-size-body)}.toast__close{background:none;border:none;font-size:18px;cursor:pointer;padding:0;color:var(--color-text-secondary);flex-shrink:0}.tabs__header{display:flex;gap:var(--spacing-md);border-bottom:2px solid var(--color-border);margin-bottom:var(--spacing-lg)}.tab{background:none;border:none;padding:var(--spacing-md) var(--spacing-lg);font-size:var(--font-size-body);font-weight:var(--font-weight-medium);color:var(--color-text-secondary);cursor:pointer;border-bottom:2px solid transparent;margin-bottom:-2px;transition:all var(--transition-fast)}.tab:hover{color:var(--color-text-primary)}.tab--active{color:var(--color-accent);border-bottom-color:var(--color-accent)}.page-header{margin-bottom:var(--spacing-2xl);display:flex;align-items:center;justify-content:space-between;gap:var(--spacing-lg);flex-wrap:wrap}.holidays-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:var(--spacing-lg)}.empty-state{text-align:center;padding:var(--spacing-3xl) var(--spacing-lg);color:var(--color-text-secondary)}.empty-state__icon{font-size:64px;margin-bottom:var(--spacing-lg)}.error-state{text-align:center;padding:var(--spacing-3xl) var(--spacing-lg);color:var(--color-error)}.stats-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:var(--spacing-md);margin:var(--spacing-lg) 0}.stat-card{text-align:center;padding:var(--spacing-md)}.stat-card__value{display:block;font-size:var(--font-size-h2);font-weight:var(--font-weight-bold);color:var(--color-accent);margin-bottom:var(--spacing-xs)}.stat-card__label{display:block;font-size:var(--font-size-small);color:var(--color-text-secondary)}.list-header{display:flex;justify-content:space-between;align-items:center;margin-bottom:var(--spacing-lg);gap:var(--spacing-md);flex-wrap:wrap}.list-filters{display:flex;gap:var(--spacing-sm);flex-wrap:wrap}.filter-btn{padding:var(--spacing-sm) var(--spacing-md);border:1px solid var(--color-border);background:transparent;border-radius:var(--radius-md);cursor:pointer;font-size:var(--font-size-small);transition:all var(--transition-fast)}.filter-btn:hover{background:#0000000d}.filter-btn.active{background:var(--color-accent);color:#fff;border-color:var(--color-accent)}.recipients-list,.gift-list,.shopping-list{display:flex;flex-direction:column;gap:var(--spacing-md)}.gift-item,.shopping-item{display:flex;align-items:center;gap:var(--spacing-md);padding:var(--spacing-md);background:var(--color-surface);border:1px solid var(--color-border);border-radius:var(--radius-md)}.gift-item--bought{opacity:.6}.gift-item--bought .gift-item__name{text-decoration:line-through}.gift-item__content,.shopping-item__content{flex:1}.gift-item__main{margin-bottom:var(--spacing-xs)}.gift-item__name,.shopping-item__name{margin:0;font-size:var(--font-size-body);font-weight:var(--font-weight-medium)}.gift-item__desc{margin:var(--spacing-xs) 0 0 0;color:var(--color-text-secondary);font-size:var(--font-size-small)}.gift-item__meta,.shopping-item__meta{display:flex;align-items:center;gap:var(--spacing-sm);flex-wrap:wrap}.gift-item__cost,.shopping-item__cost{font-weight:var(--font-weight-semibold);color:var(--color-accent)}.gift-item__actions{display:flex;gap:var(--spacing-xs)}.user-profile{display:flex;align-items:center;gap:var(--spacing-sm)}.user-profile--authenticated{gap:var(--spacing-xs)}.user-email{font-size:var(--font-size-small);color:var(--color-text-secondary);max-width:150px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.user-profile__btn{padding:var(--spacing-xs);min-width:32px;height:32px}.user-profile__btn .btn-icon{font-size:16px;line-height:1}.status-dot{width:8px;height:8px;border-radius:50%;display:inline-block;flex-shrink:0}.status-dot--online{background-color:var(--color-success);box-shadow:0 0 4px var(--color-success)}.status-dot--offline{background-color:var(--color-error)}.sync-indicator{display:inline-flex;align-items:center;justify-content:center;width:16px;height:16px;font-size:14px;flex-shrink:0}.sync-indicator--active:before{content:"↻";display:inline-block;animation:spin 1s linear infinite}.sync-indicator--pending:before{content:"●";color:var(--color-warning);font-size:10px}@keyframes spin{0%{transform:rotate(0)}to{transform:rotate(360deg)}}.auth-modal{min-width:320px;max-width:400px}.auth-tabs{display:flex;gap:var(--spacing-sm);margin-bottom:var(--spacing-lg);border-bottom:1px solid var(--color-border)}.auth-tab{background:none;border:none;padding:var(--spacing-sm) var(--spacing-md);cursor:pointer;color:var(--color-text-secondary);border-bottom:2px solid transparent;margin-bottom:-1px;transition:all var(--transition-fast);font-size:var(--font-size-body);font-family:var(--font-family)}.auth-tab:hover{color:var(--color-text-primary)}.auth-tab--active{color:var(--color-accent);border-bottom-color:var(--color-accent)}.auth-form{display:flex;flex-direction:column;gap:var(--spacing-md)}.auth-form .form-group label{display:block;margin-bottom:var(--spacing-xs);font-weight:var(--font-weight-medium);color:var(--color-text-primary)}.auth-error{color:var(--color-error);font-size:var(--font-size-small);padding:var(--spacing-sm) var(--spacing-md);background-color:#c015311a;border-radius:var(--radius-sm);border-left:3px solid var(--color-error)}@media (max-width: 768px){.holidays-grid{grid-template-columns:1fr}.page-header{flex-direction:column;align-items:flex-start}.modal{max-width:100%}.toast-container{left:var(--spacing-md);right:var(--spacing-md)}.toast{min-width:auto;max-width:100%}.user-profile{gap:var(--spacing-xs)}.user-email{max-width:100px}.auth-modal{min-width:auto}}