/**
 * Design System - Input City Component
 *
 * Campo de seleção de municípios com funcionalidades:
 * - Pesquisa/filtro por nome do município
 * - Exibição "UF - Município" ou só "Município"
 * - Filtro por estado (opcional)
 * - Autocomplete com dropdown
 * - Integração com tabela comum.municipio
 *
 * @version 1.0.0
 * @date 2025-12-09
 */

/* ============================================================
   INPUT CITY - CONTAINER PRINCIPAL
   ============================================================ */

.input-city {
    position: relative;
    width: 100%;
    box-sizing: border-box;
}

.input-city-label {
    display: block;
    margin-bottom: 8px;
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: var(--font-weight-medium);
    color: var(--color-text-primary);
}

.input-city-label-required::after {
    content: '*';
    color: var(--color-danger);
    margin-left: 4px;
}

/* ============================================================
   TRIGGER (CAMPO QUE ABRE O DROPDOWN)
   ============================================================ */

.input-city-trigger {
    display: flex;
    align-items: center;
    gap: 12px;
    width: 100%;
    height: 44px;
    padding: 8px 16px;
    font-family: var(--font-body);
    font-size: 16px;
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    border: 1px solid var(--color-neutral-400);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-base);
    box-sizing: border-box;
}

.input-city-trigger:hover {
    border-color: var(--color-neutral-600);
}

.input-city-trigger:focus {
    outline: none;
    border-color: var(--color-accent-300);
    box-shadow: 0 0 0 3px rgba(63, 104, 251, 0.1);
}

.input-city-trigger.disabled {
    background-color: var(--color-neutral-100);
    color: var(--color-neutral-500);
    cursor: not-allowed;
    border-color: var(--color-neutral-300);
}

.input-city-trigger.open {
    border-color: var(--color-accent-300);
    box-shadow: 0 0 0 3px rgba(63, 104, 251, 0.1);
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}

/* Ícone de localização */
.input-city-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    color: var(--color-neutral-500);
    flex-shrink: 0;
}

.input-city-icon svg {
    width: 20px;
    height: 20px;
}

/* Texto do trigger */
.input-city-text {
    flex: 1;
    text-align: left;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.input-city-text--placeholder {
    color: var(--color-neutral-500);
}

/* UF Badge no trigger */
.input-city-uf {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 2px 8px;
    font-size: 12px;
    font-weight: var(--font-weight-semibold);
    color: var(--color-accent-400);
    background: var(--color-accent-100);
    border-radius: var(--radius-sm);
    margin-right: 8px;
}

/* Chevron do trigger */
.input-city-chevron {
    width: 20px;
    height: 20px;
    color: var(--color-neutral-500);
    transition: transform var(--transition-fast);
    flex-shrink: 0;
}

.input-city.open .input-city-chevron {
    transform: rotate(180deg);
}

/* Botão de limpar */
.input-city-clear {
    display: none;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    padding: 0;
    background: transparent;
    border: none;
    color: var(--color-neutral-500);
    cursor: pointer;
    border-radius: 50%;
    transition: all var(--transition-fast);
    flex-shrink: 0;
}

.input-city-clear:hover {
    color: var(--color-danger);
    background: var(--color-danger-100, rgba(239, 68, 68, 0.1));
}

.input-city.has-value .input-city-clear {
    display: flex;
}

.input-city.has-value .input-city-chevron {
    display: none;
}

/* ============================================================
   DROPDOWN
   ============================================================ */

.input-city-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-bg-primary);
    border: 1px solid var(--color-accent-300);
    border-top: none;
    border-radius: 0 0 var(--radius-md) var(--radius-md);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-dropdown, 1000);
    display: none;
    max-height: 350px;
    overflow: hidden;
}

.input-city-dropdown.open {
    display: flex;
    flex-direction: column;
    animation: input-city-dropdown-fade 0.2s ease-out;
}

@keyframes input-city-dropdown-fade {
    from {
        opacity: 0;
        transform: translateY(-4px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================================
   CAMPO DE BUSCA
   ============================================================ */

.input-city-search-wrapper {
    position: relative;
    padding: 12px;
    border-bottom: 1px solid var(--color-border-light);
    flex-shrink: 0;
}

.input-city-search {
    width: 100%;
    height: 40px;
    padding: 8px 12px 8px 40px !important; /* padding-left para dar espaco ao icone */
    font-family: var(--font-body);
    font-size: 14px;
    color: var(--color-text-primary);
    background-color: var(--color-neutral-50);
    border: 1px solid var(--color-neutral-300);
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    outline: none;
    box-sizing: border-box;
}

.input-city-search::placeholder {
    color: var(--color-neutral-500);
}

.input-city-search:focus {
    background-color: var(--color-bg-primary);
    border-color: var(--color-accent-300);
    box-shadow: 0 0 0 2px rgba(63, 104, 251, 0.1);
}

.input-city-search-icon {
    position: absolute;
    top: 50%;
    left: 20px; /* posicao dentro do wrapper */
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    color: var(--color-neutral-500);
    pointer-events: none;
    z-index: 10; /* garantir que fique acima do input */
}

/* ============================================================
   LISTA DE MUNICÍPIOS
   ============================================================ */

.input-city-list {
    flex: 1;
    overflow-y: auto;
    padding: 8px 0;
}

/* Item de município */
.input-city-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    cursor: pointer;
    transition: background var(--transition-fast);
}

.input-city-item:hover {
    background: var(--color-neutral-100);
}

.input-city-item:focus {
    outline: none;
    background: var(--color-neutral-100);
}

.input-city-item.selected {
    background: var(--color-accent-100);
}

.input-city-item.highlighted {
    background: var(--color-neutral-100);
}

/* UF no item */
.input-city-item-uf {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 32px;
    padding: 2px 8px;
    font-size: 11px;
    font-weight: var(--font-weight-semibold);
    color: var(--color-neutral-600);
    background: var(--color-neutral-200);
    border-radius: var(--radius-sm);
    flex-shrink: 0;
}

.input-city-item.selected .input-city-item-uf {
    color: var(--color-accent-400);
    background: var(--color-accent-200);
}

/* Nome do município no item */
.input-city-item-name {
    flex: 1;
    font-size: 14px;
    color: var(--color-text-primary);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

/* Check no item selecionado */
.input-city-item-check {
    width: 16px;
    height: 16px;
    color: var(--color-accent-400);
    opacity: 0;
    flex-shrink: 0;
}

.input-city-item.selected .input-city-item-check {
    opacity: 1;
}

/* Highlight do texto pesquisado */
.input-city-item-name mark {
    background: var(--color-warning-100, #FEF3C7);
    color: inherit;
    padding: 0 2px;
    border-radius: 2px;
}

/* ============================================================
   AGRUPAMENTO POR ESTADO
   ============================================================ */

.input-city-group {
    margin-bottom: 8px;
}

.input-city-group:last-child {
    margin-bottom: 0;
}

.input-city-group-header {
    padding: 8px 16px 4px;
    font-size: 11px;
    font-weight: var(--font-weight-semibold);
    color: var(--color-neutral-600);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    background: var(--color-neutral-50);
    position: sticky;
    top: 0;
    z-index: 1;
}

/* ============================================================
   LOADING
   ============================================================ */

.input-city-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px 16px;
    color: var(--color-neutral-500);
}

.input-city-loading-spinner {
    width: 24px;
    height: 24px;
    border: 2px solid var(--color-neutral-300);
    border-top-color: var(--color-accent-400);
    border-radius: 50%;
    animation: input-city-spin 0.8s linear infinite;
    margin-bottom: 12px;
}

@keyframes input-city-spin {
    to {
        transform: rotate(360deg);
    }
}

.input-city-loading-text {
    font-size: 14px;
}

/* ============================================================
   ESTADO VAZIO
   ============================================================ */

.input-city-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 32px 16px;
    color: var(--color-neutral-500);
}

.input-city-empty-icon {
    width: 40px;
    height: 40px;
    margin-bottom: 12px;
    opacity: 0.5;
}

.input-city-empty-text {
    font-size: 14px;
    text-align: center;
}

/* ============================================================
   FOOTER DO DROPDOWN
   ============================================================ */

.input-city-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 16px;
    border-top: 1px solid var(--color-border-light);
    background: var(--color-neutral-50);
    flex-shrink: 0;
}

.input-city-count {
    font-size: 12px;
    color: var(--color-neutral-600);
}

.input-city-filter-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 2px 8px;
    font-size: 11px;
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
    background: var(--color-primary-100, rgba(63, 104, 251, 0.1));
    border-radius: var(--radius-sm);
}

/* ============================================================
   CAMPO HIDDEN
   ============================================================ */

.input-city-value {
    display: none;
}

/* ============================================================
   DARK MODE
   ============================================================ */

.dark .input-city-trigger,
[data-theme="dark"] .input-city-trigger {
    color: var(--color-neutral-300);
    background-color: var(--color-neutral-700);
    border-color: var(--color-neutral-600);
}

.dark .input-city-trigger:hover,
[data-theme="dark"] .input-city-trigger:hover {
    border-color: #525E7F;
}

.dark .input-city-trigger:focus,
.dark .input-city-trigger.open,
[data-theme="dark"] .input-city-trigger:focus,
[data-theme="dark"] .input-city-trigger.open {
    border-color: var(--color-accent-300);
    box-shadow: 0 0 0 3px rgba(77, 145, 245, 0.15);
}

.dark .input-city-dropdown,
[data-theme="dark"] .input-city-dropdown {
    background: var(--color-neutral-700);
    border-color: var(--color-accent-300);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.4);
}

.dark .input-city-search-wrapper,
[data-theme="dark"] .input-city-search-wrapper {
    border-bottom-color: var(--color-neutral-600);
}

.dark .input-city-search,
[data-theme="dark"] .input-city-search {
    background-color: var(--color-neutral-800);
    border-color: var(--color-neutral-600);
    color: var(--color-neutral-300);
}

.dark .input-city-search:focus,
[data-theme="dark"] .input-city-search:focus {
    background-color: var(--color-neutral-700);
    border-color: var(--color-accent-300);
}

.dark .input-city-item:hover,
.dark .input-city-item.highlighted,
[data-theme="dark"] .input-city-item:hover,
[data-theme="dark"] .input-city-item.highlighted {
    background: var(--color-neutral-600);
}

.dark .input-city-item.selected,
[data-theme="dark"] .input-city-item.selected {
    background: rgba(77, 145, 245, 0.15);
}

.dark .input-city-item-uf,
[data-theme="dark"] .input-city-item-uf {
    color: var(--color-neutral-400);
    background: var(--color-neutral-600);
}

.dark .input-city-item-name,
[data-theme="dark"] .input-city-item-name {
    color: var(--color-neutral-300);
}

.dark .input-city-group-header,
[data-theme="dark"] .input-city-group-header {
    background: var(--color-neutral-800);
    color: var(--color-neutral-400);
}

.dark .input-city-footer,
[data-theme="dark"] .input-city-footer {
    background: var(--color-neutral-800);
    border-top-color: var(--color-neutral-600);
}

.dark .input-city-label,
[data-theme="dark"] .input-city-label {
    color: var(--color-neutral-300);
}

.dark .input-city-uf,
[data-theme="dark"] .input-city-uf {
    background: rgba(77, 145, 245, 0.2);
    color: var(--color-accent-300);
}

/* ============================================================
   RESPONSIVO
   ============================================================ */

@media (max-width: 768px) {
    .input-city-dropdown {
        max-height: 300px;
    }

    .input-city-item {
        padding: 12px 16px;
    }

    .input-city-item-uf {
        min-width: 28px;
        font-size: 10px;
    }
}

/* ============================================================
   VARIANTES
   ============================================================ */

/* Tamanho pequeno */
.input-city--sm .input-city-trigger {
    height: 36px;
    padding: 4px 12px;
    font-size: 14px;
}

.input-city--sm .input-city-icon svg,
.input-city--sm .input-city-chevron {
    width: 16px;
    height: 16px;
}

/* Tamanho grande */
.input-city--lg .input-city-trigger {
    height: 52px;
    padding: 10px 20px;
    font-size: 18px;
}

/* Sem borda */
.input-city--borderless .input-city-trigger {
    border: none;
    background: var(--color-neutral-100);
}

.input-city--borderless .input-city-trigger:focus,
.input-city--borderless .input-city-trigger.open {
    box-shadow: none;
    background: var(--color-neutral-200);
}

/* ============================================================
   ACESSIBILIDADE
   ============================================================ */

/* High Contrast Mode */
@media (prefers-contrast: high) {
    .input-city-trigger {
        border-width: 2px;
    }

    .input-city-item.selected {
        border-left: 3px solid var(--color-accent-400);
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    .input-city-dropdown,
    .input-city-chevron,
    .input-city-loading-spinner {
        animation: none;
        transition: none;
    }
}

/* Focus visible */
.input-city-trigger:focus-visible,
.input-city-item:focus-visible,
.input-city-search:focus-visible {
    outline: 2px solid var(--color-accent-300);
    outline-offset: 2px;
}