/**
 * Sino de Notificações (global, no header).
 *
 * Componente universal: aparece para todo usuário autenticado, ao lado do
 * nome. Botão com badge de não-lidas + painel (dropdown) com as últimas.
 * Zero cores hardcoded — tudo via tokens de design (tema claro/escuro prontos).
 */

.notif-sino {
    position: relative;
    display: inline-flex;
    align-items: center;
}

/* ---- Botão do sino ---- */
.notif-sino__btn {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    padding: 0;
    border: none;
    border-radius: var(--border-radius-full);
    background: transparent;
    color: var(--color-text-secondary);
    font-size: 1.1rem;
    cursor: pointer;
    transition: background var(--transition-fast), color var(--transition-fast);
}

.notif-sino__btn:hover,
.notif-sino__btn:focus-visible {
    background: color-mix(in srgb, var(--color-primary) 12%, transparent);
    color: var(--color-primary);
    outline: none;
}

.notif-sino--aberto .notif-sino__btn {
    background: color-mix(in srgb, var(--color-primary) 14%, transparent);
    color: var(--color-primary);
}

/* Balança o sino quando chega notificação nova */
.notif-sino--novo .notif-sino__btn > i {
    animation: notif-sino-balancar 0.9s ease;
    transform-origin: top center;
}

@keyframes notif-sino-balancar {
    0%, 100% { transform: rotate(0); }
    15% { transform: rotate(14deg); }
    30% { transform: rotate(-12deg); }
    45% { transform: rotate(9deg); }
    60% { transform: rotate(-6deg); }
    75% { transform: rotate(3deg); }
}

/* ---- Badge de não-lidas ---- */
.notif-sino__badge {
    position: absolute;
    top: 2px;
    right: 2px;
    min-width: 18px;
    height: 18px;
    padding: 0 4px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-pill);
    background: var(--color-danger);
    color: #fff;
    font-size: 0.7rem;
    font-weight: 700;
    line-height: 1;
    box-shadow: 0 0 0 2px var(--color-bg-body);
}

.notif-sino__badge[hidden] {
    display: none;
}

/* ---- Painel (dropdown) ---- */
.notif-sino__painel {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    width: 360px;
    max-width: calc(100vw - 24px);
    max-height: 70vh;
    display: flex;
    flex-direction: column;
    background: var(--color-bg-body);
    border: 1px solid var(--color-border);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    z-index: 1500;
    overflow: hidden;
}

.notif-sino__painel[hidden] {
    display: none;
}

.notif-sino__cabecalho {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid var(--color-border);
    background: var(--color-bg-light);
}

.notif-sino__titulo {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text-primary);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.notif-sino__marcar {
    border: none;
    background: transparent;
    color: var(--color-primary);
    font-size: 0.8rem;
    font-weight: 500;
    cursor: pointer;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius-md);
    transition: background var(--transition-fast);
}

.notif-sino__marcar:hover {
    background: color-mix(in srgb, var(--color-primary) 12%, transparent);
}

.notif-sino__marcar[hidden] {
    display: none;
}

/* ---- Lista ---- */
.notif-sino__lista {
    flex: 1 1 auto;
    overflow-y: auto;
    padding: var(--spacing-xs);
}

.notif-sino__item {
    display: flex;
    gap: var(--spacing-sm);
    align-items: flex-start;
    width: 100%;
    text-align: left;
    padding: var(--spacing-sm);
    border: none;
    border-left: 3px solid transparent;
    border-radius: var(--border-radius-md);
    background: transparent;
    color: inherit;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.notif-sino__item + .notif-sino__item {
    margin-top: 2px;
}

.notif-sino__item:hover {
    background: var(--color-bg-light);
}

/* Não-lida: fundo suave + acento à esquerda pela cor do tipo */
.notif-sino__item--nao-lida {
    background: color-mix(in srgb, var(--color-primary) 6%, transparent);
    border-left-color: var(--notif-cor, var(--color-primary));
}

.notif-sino__item[data-cor="info"] { --notif-cor: var(--color-info); }
.notif-sino__item[data-cor="success"] { --notif-cor: var(--color-success); }
.notif-sino__item[data-cor="warning"] { --notif-cor: var(--color-warning); }
.notif-sino__item[data-cor="danger"] { --notif-cor: var(--color-danger); }
.notif-sino__item[data-cor="primary"] { --notif-cor: var(--color-primary); }
.notif-sino__item[data-cor="secondary"] { --notif-cor: var(--color-secondary); }

.notif-sino__item-icone {
    flex: 0 0 auto;
    width: 30px;
    height: 30px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius-full);
    background: color-mix(in srgb, var(--notif-cor, var(--color-primary)) 15%, transparent);
    color: var(--notif-cor, var(--color-primary));
    font-size: 0.85rem;
}

.notif-sino__item-corpo {
    flex: 1 1 auto;
    min-width: 0;
}

.notif-sino__item-titulo {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin: 0 0 2px;
}

.notif-sino__item-msg {
    font-size: 0.8rem;
    color: var(--color-text-secondary);
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.notif-sino__item-quando {
    font-size: 0.72rem;
    color: var(--color-text-muted);
    margin-top: 2px;
    display: block;
}

/* Estado vazio / carregando */
.notif-sino__vazio,
.notif-sino__carregando {
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
    color: var(--color-text-muted);
    font-size: 0.85rem;
}

.notif-sino__vazio i {
    display: block;
    font-size: 1.8rem;
    color: var(--color-success);
    margin-bottom: var(--spacing-sm);
}

/* ---- Rodapé ---- */
.notif-sino__rodape {
    flex: 0 0 auto;
    padding: var(--spacing-sm);
    border-top: 1px solid var(--color-border);
    text-align: center;
    background: var(--color-bg-light);
}

.notif-sino__ver-todas {
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-primary);
    text-decoration: none;
}

.notif-sino__ver-todas:hover {
    text-decoration: underline;
}

/* ---- Mobile: painel vira folha fixa ---- */
@media (max-width: 767px) {
    .notif-sino__painel {
        position: fixed;
        top: auto;
        bottom: 0;
        left: 0;
        right: 0;
        width: 100%;
        max-width: 100%;
        max-height: 80vh;
        border-radius: var(--border-radius-lg) var(--border-radius-lg) 0 0;
        z-index: 2100;
    }
}