/**
 * INPUT DATE RANGE COMPONENT
 *
 * Componente de seletor de intervalo de datas (Date Ranger / Double Calendar)
 * Utiliza Flatpickr com mode: 'range' e exibe dois calendarios lado a lado.
 *
 * Caracteristicas:
 * - Dois calendarios lado a lado para visualizacao clara
 * - Dois campos hidden para valores individuais (data inicial e final)
 * - Integracao nativa com FormRenderer
 * - Suporte a dark mode
 * - Responsivo
 * - Acessibilidade WCAG 2.1 AA
 *
 * Uso:
 * <div class="input-date-range-group">
 *     <label class="input-date-range-label">Periodo</label>
 *     <div class="input-date-range-container">
 *         <input type="text" class="input-date-range" data-date-range="true"
 *                data-start-field="dt_inicial" data-end-field="dt_final" />
 *         <span class="input-date-range-icon"><i class="material-icons">date_range</i></span>
 *         <input type="hidden" name="dt_inicial" />
 *         <input type="hidden" name="dt_final" />
 *     </div>
 * </div>
 *
 * @version 1.0.0
 * @date 2025-12-24
 */

/* ============================================
   BASE STYLES
   ============================================ */

.input-date-range-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
}

.input-date-range-label {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs, 6px);
    font-family: var(--font-body, 'Inter', sans-serif);
    font-size: 14px;
    font-weight: 500;
    line-height: 20px;
    color: var(--color-text-primary, var(--color-neutral-800));
    margin: 0;
}

.input-date-range-label-required {
    color: var(--color-danger, var(--color-red-400));
    font-size: 14px;
}

.input-date-range-container {
    position: relative;
    width: 100%;
    min-width: 0;
    box-sizing: border-box;
}

.input-date-range {
    width: 100%;
    height: 44px;
    min-width: 280px; /* Espaco para exibir "DD/MM/YYYY ate DD/MM/YYYY" */
    padding: 10px 44px 10px 16px;
    font-family: var(--font-body, 'Inter', sans-serif);
    font-size: 16px;
    font-weight: 400;
    line-height: 24px;
    color: var(--color-text-primary, var(--color-neutral-800));
    background-color: var(--color-text-light);
    border: 1px solid var(--color-neutral-400);
    border-radius: var(--radius-md, 8px);
    outline: none;
    transition: all var(--transition-base, 200ms ease-in-out);
    cursor: pointer;
    box-sizing: border-box;
}

.input-date-range::placeholder {
    color: var(--color-neutral-500);
}

/* ============================================
   ICONE
   ============================================ */

.input-date-range-icon {
    position: absolute;
    top: 50%;
    right: 14px;
    transform: translateY(-50%);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 20px;
    height: 20px;
    color: var(--color-neutral-600, var(--color-neutral-500));
    pointer-events: none;
    transition: color var(--transition-fast, 100ms ease-in-out);
}

.input-date-range-icon i {
    font-size: 18px;
    line-height: 1;
}

/* ============================================
   ESTADOS
   ============================================ */

/* Hover */
.input-date-range:hover:not(:disabled):not(:focus):not(.input-date-range-error) {
    border-color: var(--color-neutral-500);
}

.input-date-range:hover:not(:disabled) ~ .input-date-range-icon {
    color: var(--color-neutral-700, var(--color-neutral-600));
}

/* Focus */
.input-date-range:focus {
    border-color: var(--color-accent-300);
    box-shadow: 0 0 0 3px rgba(63, 104, 251, 0.1);
}

.input-date-range:focus ~ .input-date-range-icon {
    color: var(--color-accent-300);
}

/* Error */
.input-date-range.input-date-range-error {
    border-color: var(--color-danger, var(--color-red-400));
    background-color: rgba(232, 58, 48, 0.02);
}

.input-date-range.input-date-range-error:focus {
    border-color: var(--color-danger, var(--color-red-400));
    box-shadow: 0 0 0 3px rgba(232, 58, 48, 0.1);
}

.input-date-range.input-date-range-error ~ .input-date-range-icon {
    color: var(--color-danger, var(--color-red-400));
}

/* Disabled */
.input-date-range:disabled {
    background-color: var(--color-neutral-100);
    color: var(--color-neutral-500);
    cursor: not-allowed;
    opacity: 0.6;
}

.input-date-range:disabled ~ .input-date-range-icon {
    color: var(--color-neutral-500);
}

/* ============================================
   FLATPICKR DOUBLE CALENDAR CUSTOMIZATION
   ============================================ */

/* Container principal com dois calendarios */
.flatpickr-calendar.showMonths {
    width: auto !important;
}

/* Ajusta largura quando ha 2 meses */
.flatpickr-calendar.arrowTop.arrowLeft {
    width: auto;
}

/* Container dos meses */
.flatpickr-months {
    display: flex;
    justify-content: space-between;
}

/* Wrapper dos dias para dois meses */
.flatpickr-innerContainer {
    display: flex;
    flex-wrap: nowrap;
}

/* Cada bloco de mes */
.flatpickr-rContainer {
    width: auto;
}

/* Separador visual entre os dois calendarios */
.flatpickr-calendar .flatpickr-rContainer + .flatpickr-rContainer {
    border-left: 1px solid var(--color-neutral-300, #E0E0E0);
    padding-left: 16px;
    margin-left: 16px;
}

/* Estilos especificos para date range */
.flatpickr-day.startRange {
    border-radius: var(--radius-md, 8px) 0 0 var(--radius-md, 8px) !important;
}

.flatpickr-day.endRange {
    border-radius: 0 var(--radius-md, 8px) var(--radius-md, 8px) 0 !important;
}

.flatpickr-day.startRange.endRange {
    border-radius: var(--radius-md, 8px) !important;
}

.flatpickr-day.inRange {
    background: rgba(63, 104, 251, 0.1);
    border-color: transparent;
    box-shadow: none;
    border-radius: 0;
}

.flatpickr-day.inRange:hover {
    background: rgba(63, 104, 251, 0.2);
    border-color: transparent;
}

/* Corrige o visual quando mesma data para inicio e fim */
.flatpickr-day.selected.startRange,
.flatpickr-day.selected.endRange {
    background: var(--color-primary, var(--color-accent-300));
    border-color: var(--color-primary, var(--color-accent-300));
    color: white;
}

/* ============================================
   HELPER E ERROR MESSAGES
   ============================================ */

.input-date-range-helper {
    display: flex;
    align-items: flex-start;
    gap: 6px;
    margin-top: var(--spacing-xs, 6px);
    font-family: var(--font-body, 'Inter', sans-serif);
    font-size: 12px;
    line-height: 16px;
    color: var(--color-neutral-600, var(--color-neutral-500));
}

.input-date-range-error-message {
    display: flex;
    align-items: flex-start;
    gap: 6px;
    margin-top: var(--spacing-xs, 6px);
    font-family: var(--font-body, 'Inter', sans-serif);
    font-size: 12px;
    line-height: 16px;
    color: var(--color-danger, var(--color-red-400));
    font-weight: 500;
}

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

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

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

.dark .input-date-range::placeholder,
[data-theme="dark"] .input-date-range::placeholder {
    color: var(--color-neutral-500);
}

.dark .input-date-range:hover:not(:disabled):not(:focus):not(.input-date-range-error),
[data-theme="dark"] .input-date-range:hover:not(:disabled):not(:focus):not(.input-date-range-error) {
    border-color: var(--color-neutral-500);
}

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

.dark .input-date-range.input-date-range-error,
[data-theme="dark"] .input-date-range.input-date-range-error {
    border-color: #FF5449;
    background-color: rgba(255, 84, 73, 0.05);
}

.dark .input-date-range:disabled,
[data-theme="dark"] .input-date-range:disabled {
    background-color: var(--color-neutral-800);
    border-color: var(--color-neutral-700);
    color: var(--color-neutral-500);
}

.dark .input-date-range-icon,
[data-theme="dark"] .input-date-range-icon {
    color: var(--color-neutral-400);
}

.dark .input-date-range:focus ~ .input-date-range-icon,
[data-theme="dark"] .input-date-range:focus ~ .input-date-range-icon {
    color: var(--color-accent-300);
}

.dark .input-date-range-helper,
[data-theme="dark"] .input-date-range-helper {
    color: var(--color-neutral-400);
}

.dark .input-date-range-error-message,
[data-theme="dark"] .input-date-range-error-message {
    color: #FF5449;
}

/* Dark mode para dois calendarios */
.dark .flatpickr-calendar .flatpickr-rContainer + .flatpickr-rContainer,
[data-theme="dark"] .flatpickr-calendar .flatpickr-rContainer + .flatpickr-rContainer {
    border-left-color: var(--color-neutral-600);
}

.dark .flatpickr-day.inRange,
[data-theme="dark"] .flatpickr-day.inRange {
    background: rgba(77, 145, 245, 0.15);
}

.dark .flatpickr-day.inRange:hover,
[data-theme="dark"] .flatpickr-day.inRange:hover {
    background: rgba(77, 145, 245, 0.25);
}

/* ============================================
   TAMANHOS
   ============================================ */

/* Small */
.input-date-range-sm {
    height: 36px;
    min-width: 250px;
    padding: 8px 40px 8px 12px;
    font-size: 14px;
    line-height: 20px;
}

.input-date-range-sm ~ .input-date-range-icon {
    right: 12px;
    width: 18px;
    height: 18px;
}

.input-date-range-sm ~ .input-date-range-icon i {
    font-size: 16px;
}

/* Large */
.input-date-range-lg {
    height: 52px;
    min-width: 320px;
    padding: 14px 48px 14px 16px;
    font-size: 16px;
    line-height: 24px;
}

.input-date-range-lg ~ .input-date-range-icon {
    right: 16px;
    width: 22px;
    height: 22px;
}

.input-date-range-lg ~ .input-date-range-icon i {
    font-size: 20px;
}

/* ============================================
   RESPONSIVIDADE
   ============================================ */

@media (max-width: 768px) {
    .input-date-range {
        font-size: 16px; /* Evita zoom no iOS */
        min-width: 200px;
    }

    /* Em telas pequenas, mostra um calendario apenas */
    .flatpickr-calendar.showMonths {
        width: auto !important;
    }

    .flatpickr-innerContainer {
        flex-wrap: wrap;
    }

    .flatpickr-calendar .flatpickr-rContainer + .flatpickr-rContainer {
        border-left: none;
        border-top: 1px solid var(--color-neutral-300, #E0E0E0);
        padding-left: 0;
        margin-left: 0;
        padding-top: 16px;
        margin-top: 16px;
    }
}

@media (max-width: 480px) {
    .input-date-range {
        min-width: 100%;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
    .input-date-range {
        border: 1px solid #000;
        background: #fff;
        color: #000;
    }

    .input-date-range-icon {
        display: none;
    }

    .flatpickr-calendar {
        display: none;
    }
}

/* ============================================
   INTEGRACAO COM FORM-SEARCH (SIDEBAR)
   ============================================ */

/* Estilos quando dentro do formulario de pesquisa */
.ds-form-search .input-date-range-container {
    width: 100%;
}

.ds-form-search .input-date-range {
    width: 100%;
    min-width: 0;
}

/* Ajusta o grupo dentro do form-group do MDL */
.ds-form-search .mdl-textfield .input-date-range-group,
.form-group .input-date-range-group {
    width: 100%;
}