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var(--animation-fast) var(--ease-in-out)}.leaderboard__item:hover{background:var(--color-surface-elevated)}.leaderboard__item:last-child{border-bottom:none}.leaderboard__rank{font-size:var(--font-size-2xl);font-weight:var(--font-weight-bold);color:var(--color-text-muted);min-width:40px;text-align:center}.leaderboard__rank--1{color:gold}.leaderboard__rank--2{color:silver}.leaderboard__rank--3{color:#cd7f32}.leaderboard__image{width:48px;height:48px;border-radius:var(--radius-md);background:var(--color-surface-elevated);object-fit:cover}.leaderboard__info{flex:1}.leaderboard__name{font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-xs)}.leaderboard__subtitle{font-size:var(--font-size-sm);color:var(--color-text-secondary)}.leaderboard__score{text-align:right}.leaderboard__rating{font-size:var(--font-size-xl);font-weight:var(--font-weight-bold);color:var(--color-primary)}.leaderboard__votes{font-size:var(--font-size-sm);color:var(--color-text-muted)}.empty-state{text-align:center;padding:var(--spacing-3xl) var(--spacing-lg)}.empty-state__icon{font-size:var(--font-size-4xl);margin-bottom:var(--spacing-lg);opacity:.5}.empty-state__title{font-size:var(--font-size-2xl);font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-sm)}.empty-state__description{color:var(--color-text-secondary);margin-bottom:var(--spacing-xl)}.loading{display:flex;align-items:center;justify-content:center;padding:var(--spacing-3xl)}.loading__spinner{width:40px;height:40px;border:3px solid var(--color-surface-elevated);border-top-color:var(--color-primary);border-radius:50%;animation:spin 1s linear infinite}.error{background:#ff6b6b1a;border:1px solid var(--color-danger);border-radius:var(--radius-lg);padding:var(--spacing-lg);margin-bottom:var(--spacing-lg)}.error__title{color:var(--color-danger);font-weight:var(--font-weight-semibold);margin-bottom:var(--spacing-sm)}.error__message{color:var(--color-text-primary)}.toast{position:fixed;bottom:calc(80px + env(safe-area-inset-bottom));left:50%;transform:translate(-50%);background:var(--color-surface-elevated);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--spacing-md) var(--spacing-lg);box-shadow:var(--shadow-xl);z-index:var(--z-toast);animation:slide-up var(--animation-normal) var(--ease-out)}@keyframes slide-up{0%{opacity:0;transform:translate(-50%) translateY(20px)}to{opacity:1;transform:translate(-50%) translateY(0)}}.toast--success{border-color:var(--color-success);background:#4ecdc41a}.toast--error{border-color:var(--color-danger);background:#ff6b6b1a}