/**
 * Notifications Panel
 * Drawer lateral de notificações — tokens overlay do Arenito.
 */

.notif-panel {
    --notif-header-height: 96px;
    --notif-footer-height: 104px;
}


/* =========================================================
 * Backdrop
 * ========================================================= */

.notif-backdrop {
    display: none;
    position: fixed;
    inset: 0;
    background: var(--arenito-surface-overlay-neutral-backdrop);
    z-index: 1040;
}

.notif-panel.is-open ~ .notif-backdrop,
.notif-backdrop.is-visible {
    display: block;
}

/* =========================================================
 * Panel container
 * ========================================================= */

.notif-panel {
    position: fixed;
    top: 0;
    right: 0;
    width: 400px;
    height: 100dvh;
    background: var(--arenito-surface-overlay-neutral-container-default);
    display: flex;
    flex-direction: column;
    z-index: 1050;
    transform: translateX(100%);
    transition: transform 200ms ease-in-out;
}

.notif-panel.is-open {
    transform: translateX(0);
}

/* =========================================================
 * Header
 * ========================================================= */

.notif-panel__header {
    flex-shrink: 0;
    display: flex;
    flex-direction: column;
    gap: var(--arenito-spacing-2);
    padding: var(--arenito-spacing-7);
    background: var(--arenito-surface-overlay-neutral-container-default);
    height: var(--notif-header-height);
    box-sizing: border-box;
}

.notif-panel__title-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.notif-panel__title {
    font-family: var(--arenito-h2-family);
    font-size: var(--arenito-h2-size);
    font-weight: var(--arenito-h2-weight);
    line-height: var(--arenito-h2-line-height);
    color: var(--arenito-text-overlay-neutral-default);
    margin: 0;
}

.notif-panel__close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: var(--arenito-radius-default);
    border: none;
    background: transparent;
    color: var(--arenito-icon-overlay-neutral-default);
    cursor: pointer;
    transition: background 150ms ease-in-out;
    flex-shrink: 0;
}

.notif-panel__close:hover {
    background: var(--arenito-surface-overlay-neutral-container-hover);
}

/* =========================================================
 * Body
 * ========================================================= */

.notif-panel__body {
    flex: 1;
    min-height: 0;
    display: flex;
    flex-direction: column;
    padding: var(--arenito-spacing-2) var(--arenito-spacing-7);
    gap: var(--arenito-spacing-6);
    overflow: hidden;
    position: relative;
}

/* =========================================================
 * Tabs
 * ========================================================= */

.notif-panel__tabs {
    flex-shrink: 0;
    display: flex;
    gap: var(--arenito-spacing-2);
    background: var(--arenito-surface-overlay-neutral-container-deep);
    border-radius: var(--arenito-radius-default);
    padding: var(--arenito-spacing-2);
    height: 44px;
    box-sizing: border-box;
}

.notif-panel__tab {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    border-radius: var(--arenito-radius-default);
    background: transparent;
    font-family: var(--arenito-p3-family);
    font-size: var(--arenito-p3-size);
    font-weight: var(--arenito-p3-weight);
    line-height: var(--arenito-p3-line-height);
    color: var(--arenito-text-overlay-neutral-secondary);
    cursor: pointer;
    transition: background 150ms ease-in-out, color 150ms ease-in-out;
}

.notif-panel__tab.is-active {
    background: var(--arenito-surface-overlay-neutral-container-default);
    color: var(--arenito-text-overlay-neutral-default);
    box-shadow: 0 0 3px rgba(0, 0, 0, 0.08);
    border-radius: var(--arenito-radius-default);
}

/* =========================================================
 * Lista
 * ========================================================= */

.notif-panel__list {
    flex: 1;
    min-height: 0;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
}

/* =========================================================
 * Item
 * ========================================================= */

.notif-item {
    display: flex;
    align-items: center;
    gap: var(--arenito-spacing-5);
    padding: var(--arenito-spacing-4) 0;
    border-bottom: 1px solid var(--arenito-border-overlay-neutral-subtle);
    position: relative;
}

.notif-item__indicator {
    flex-shrink: 0;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--arenito-surface-overlay-brand-container-medium);
}

.notif-item[data-read="1"] .notif-item__indicator {
    visibility: hidden;
}

.notif-item__content {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    font-size: var(--arenito-p3-size);
    line-height: var(--arenito-p3-line-height);
}

.notif-item__title {
    font-family: var(--arenito-p3-family);
    font-weight: var(--arenito-p3-weight);
    color: var(--arenito-text-overlay-neutral-default);
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.notif-item__date {
    font-family: var(--arenito-p4-family);
    font-weight: var(--arenito-p4-weight);
    color: var(--arenito-text-overlay-neutral-subtle);
    margin: 0;
}

.notif-item__menu-btn {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: var(--arenito-radius-default);
    border: none;
    background: transparent;
    color: var(--arenito-icon-overlay-neutral-default);
    cursor: pointer;
    transition: background 150ms ease-in-out;
}

.notif-item__menu-btn:hover {
    background: var(--arenito-surface-overlay-neutral-container-hover);
}

/* =========================================================
 * Dropdown de ações
 * ========================================================= */

.notif-item__dropdown {
    display: none;
    position: absolute;
    right: 0;
    top: calc(100% - 8px);
    background: var(--arenito-surface-overlay-neutral-container-default);
    border: 1px solid var(--arenito-border-overlay-neutral-default);
    border-radius: var(--arenito-radius-default);
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.10), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    z-index: 10;
    min-width: 180px;
    overflow: hidden;
}

.notif-item__dropdown.is-open {
    display: block;
}

.notif-item__dropdown-action {
    display: flex;
    align-items: center;
    gap: var(--arenito-spacing-2);
    padding: var(--arenito-spacing-2) var(--arenito-spacing-4);
    width: 100%;
    border: none;
    background: transparent;
    font-family: var(--arenito-p3-family);
    font-size: var(--arenito-p3-size);
    font-weight: var(--arenito-p3-weight);
    line-height: var(--arenito-p3-line-height);
    color: var(--arenito-text-overlay-neutral-default);
    cursor: pointer;
    text-align: left;
    white-space: nowrap;
    transition: background 150ms ease-in-out;
}

.notif-item__dropdown-action:hover {
    background: var(--arenito-surface-overlay-neutral-container-hover);
}

.notif-item__dropdown-action + .notif-item__dropdown-action {
    border-top: 1px solid var(--arenito-border-overlay-neutral-subtle);
}

/* =========================================================
 * Gradiente fade inferior
 * ========================================================= */

.notif-panel__gradient {
    position: absolute;
    left: 0;
    right: 0;
    bottom: var(--notif-footer-height);
    height: 80px;
    background: linear-gradient(to bottom, transparent, var(--arenito-surface-overlay-neutral-container-default));
    pointer-events: none;
}

/* =========================================================
 * Estado vazio
 * ========================================================= */

.notif-panel__empty {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: var(--arenito-spacing-7) 0;
    gap: var(--arenito-spacing-5);
    flex: none;
    order: 1;
    align-self: stretch;
    flex-grow: 1;
}

.notif-panel__empty-icon {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    isolation: isolate;
    width: var(--arenito-spacing-9);
    height: var(--arenito-spacing-9);
    background: #F4EFE3;
    border-radius: 50%;
    flex-shrink: 0;
}

.notif-panel__empty-icon::before {
    content: '';
    position: absolute;
    top: var(--arenito-spacing-1);
    left: var(--arenito-spacing-1);
    width: var(--arenito-spacing-8);
    height: var(--arenito-spacing-8);
    background: var(--arenito-surface-overlay-alert-container-warning);
    border-radius: 50%;
    z-index: 0;
}

.notif-panel__empty-icon [data-icon] {
    position: relative;
    z-index: 1;
    color: var(--arenito-icon-overlay-warning-secondary);
}

.notif-panel__empty-text {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 0;
    width: 100%;
    max-width: 220px;
}

.notif-panel__empty-title {
    font-family: var(--arenito-p1-family);
    font-size: var(--arenito-p1-size);
    font-weight: var(--arenito-p1-weight);
    line-height: var(--arenito-p1-line-height);
    color: var(--arenito-text-overlay-neutral-default);
    text-align: center;
    margin: 0;
}

.notif-panel__empty-subtitle {
    font-family: var(--arenito-p4-family);
    font-size: var(--arenito-p4-size);
    font-weight: var(--arenito-p4-weight);
    line-height: var(--arenito-p4-line-height);
    color: var(--arenito-text-overlay-neutral-subtle);
    text-align: center;
    margin: 0;
}

/* =========================================================
 * Footer
 * ========================================================= */

.notif-panel__footer {
    flex-shrink: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--arenito-spacing-7);
    height: var(--notif-footer-height);
    box-sizing: border-box;
    background: var(--arenito-surface-overlay-neutral-container-default);
}

.notif-panel__mark-all-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--arenito-spacing-2);
    width: 100%;
    padding: var(--arenito-spacing-2) var(--arenito-spacing-3);
    border: 1px solid var(--arenito-border-overlay-neutral-default);
    border-radius: var(--arenito-radius-default);
    background: transparent;
    font-family: var(--arenito-p3-family);
    font-size: var(--arenito-p3-size);
    font-weight: var(--arenito-p3-weight);
    line-height: var(--arenito-p3-line-height);
    color: var(--arenito-text-overlay-neutral-default);
    cursor: pointer;
    transition: background 150ms ease-in-out;
}

.notif-panel__mark-all-btn:hover {
    background: var(--arenito-surface-overlay-neutral-container-hover);
}