/* =====================================================
   FEED MOBILE - AutoPY
   CSS Mobile-First para Feed de Veículos e Filtros
   ===================================================== */

/* =====================================================
   VARIAVEIS
   ===================================================== */
:root {
    --feed-color-primary: #1A1A1A;
    --feed-color-primary-dark: #000000;
    --feed-color-text: #1A1A1A;
    --feed-color-text-light: #666666;
    --feed-color-text-muted: #999999;
    --feed-color-border: #E5E5E5;
    --feed-color-background: #F5F5F5;
    --feed-color-white: #FFFFFF;
    --feed-color-success: #1A1A1A;
    --feed-color-warning: #666666;
    
    --feed-spacing-xs: 4px;
    --feed-spacing-sm: 8px;
    --feed-spacing-md: 16px;
    --feed-spacing-lg: 24px;
    --feed-spacing-xl: 32px;
    
    --feed-radius-sm: 4px;
    --feed-radius-md: 8px;
    --feed-radius-lg: 12px;
    --feed-radius-full: 9999px;
    
    --feed-shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --feed-shadow-md: 0 4px 6px rgba(0,0,0,0.1);
    --feed-shadow-lg: 0 10px 15px rgba(0,0,0,0.1);
    
    --feed-header-height: 56px;
    --feed-footer-height: 70px;
    --feed-actions-height: 48px;
}

/* =====================================================
   FEED HEADER (Mobile)
   ===================================================== */
@media (max-width: 991.98px) {
    .feed-header {
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        height: var(--feed-header-height);
        background: var(--feed-color-white);
        display: flex;
        align-items: center;
        padding: 0 var(--feed-spacing-md);
        border-bottom: 1px solid var(--feed-color-border);
        z-index: 100;
    }

    .feed-header__back {
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        background: none;
        border: none;
        cursor: pointer;
        padding: 0;
    }

    .feed-header__back svg,
    .feed-header__back i {
        width: 24px;
        height: 24px;
        font-size: 24px;
        color: var(--feed-color-text);
    }

    .feed-header__title {
        flex: 1;
        text-align: center;
        font-size: 18px;
        font-weight: 600;
        color: var(--feed-color-text);
        margin: 0;
    }

    .feed-header__spacer {
        width: 40px;
    }
}

/* Ocultar header mobile em desktop */
@media (min-width: 992px) {
    .feed-header {
        display: none;
    }
}

/* =====================================================
   FEED ACTIONS (STICKY BAR - Mobile)
   ===================================================== */
@media (max-width: 991.98px) {
    .feed-actions {
        position: sticky;
        top: var(--feed-header-height);
        background: var(--feed-color-white);
        display: flex;
        justify-content: space-around;
        padding: var(--feed-spacing-sm) var(--feed-spacing-md);
        border-bottom: 1px solid var(--feed-color-border);
        z-index: 90;
    }

    .feed-actions__btn {
        display: flex;
        align-items: center;
        gap: var(--feed-spacing-xs);
        padding: var(--feed-spacing-sm) var(--feed-spacing-md);
        background: none;
        border: none;
        font-size: 14px;
        color: var(--feed-color-text);
        cursor: pointer;
        position: relative;
    }

    .feed-actions__btn svg,
    .feed-actions__btn i {
        width: 20px;
        height: 20px;
        font-size: 18px;
    }

    .feed-actions__btn--highlight {
        color: var(--feed-color-primary);
        font-weight: 500;
    }

    .feed-actions__badge {
        position: absolute;
        top: 0;
        right: 0;
        min-width: 18px;
        height: 18px;
        background: var(--feed-color-primary);
        color: white;
        font-size: 11px;
        font-weight: 600;
        border-radius: var(--feed-radius-full);
        display: flex;
        align-items: center;
        justify-content: center;
    }
}

/* Ocultar em desktop */
@media (min-width: 992px) {
    .feed-actions {
        display: none;
    }
}

/* =====================================================
   FEED SUMMARY (TAGS + CONTADOR)
   ===================================================== */
.feed-summary {
    padding: var(--feed-spacing-md);
    background: var(--feed-color-white);
}

.feed-summary__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--feed-spacing-sm);
    margin-bottom: var(--feed-spacing-sm);
}

.feed-summary__tags:empty {
    display: none;
}

.filter-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--feed-spacing-xs);
    padding: var(--feed-spacing-xs) var(--feed-spacing-sm);
    background: var(--feed-color-background);
    border-radius: var(--feed-radius-full);
    font-size: 13px;
    color: var(--feed-color-text);
    border: none;
}

.filter-tag__remove {
    width: 18px;
    height: 18px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--feed-color-text-muted);
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 14px;
    cursor: pointer;
    padding: 0;
    line-height: 1;
}

.filter-tag__remove:hover {
    background: var(--feed-color-primary);
}

.feed-summary__count {
    font-size: 14px;
    color: var(--feed-color-text-light);
    margin: 0;
}

.feed-summary__count strong {
    color: var(--feed-color-text);
}

/* =====================================================
   FEED LIST (Container dos cards)
   ===================================================== */
@media (max-width: 991.98px) {
    .feed-list {
        padding: var(--feed-spacing-md);
        padding-top: calc(var(--feed-header-height) + var(--feed-actions-height) + var(--feed-spacing-md));
        display: flex;
        flex-direction: column;
        gap: var(--feed-spacing-md);
        background: var(--feed-color-background);
        min-height: 100vh;
    }
    
    /* Esconder sidebar em mobile */
    .feed-sidebar {
        display: none !important;
    }
    
    /* Feed ocupa tela toda */
    .feed-content {
        width: 100% !important;
        max-width: 100% !important;
        flex: none !important;
    }
}

/* =====================================================
   VEHICLE CARD (Mobile Optimized)
   ===================================================== */
.vehicle-card-mobile {
    background: var(--feed-color-white);
    border-radius: var(--feed-radius-lg);
    overflow: hidden;
    box-shadow: var(--feed-shadow-sm);
    text-decoration: none;
    color: inherit;
    display: block;
}

.vehicle-card-mobile:hover {
    text-decoration: none;
    color: inherit;
}

.vehicle-card-mobile__image {
    position: relative;
    width: 100%;
    aspect-ratio: 16/10;
    overflow: hidden;
    background: var(--feed-color-background);
}

.vehicle-card-mobile__image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.vehicle-card-mobile__badges {
    position: absolute;
    top: var(--feed-spacing-sm);
    left: var(--feed-spacing-sm);
    display: flex;
    gap: var(--feed-spacing-xs);
}

.vehicle-card-mobile__badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    background: rgba(0,0,0,0.7);
    color: white;
    font-size: 11px;
    font-weight: 500;
    border-radius: var(--feed-radius-sm);
}

.vehicle-card-mobile__badge--verified {
    background: var(--feed-color-success);
}

.vehicle-card-mobile__badge--featured {
    background: var(--feed-color-warning);
}

.vehicle-card-mobile__favorite {
    position: absolute;
    bottom: var(--feed-spacing-sm);
    right: var(--feed-spacing-sm);
    width: 40px;
    height: 40px;
    background: var(--feed-color-white);
    border: none;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    box-shadow: var(--feed-shadow-md);
    z-index: 5;
}

.vehicle-card-mobile__favorite i {
    font-size: 20px;
    color: var(--feed-color-text-muted);
}

.vehicle-card-mobile__favorite.is-favorited i {
    color: var(--feed-color-primary);
}

.vehicle-card-mobile__photo-count {
    position: absolute;
    bottom: var(--feed-spacing-sm);
    left: var(--feed-spacing-sm);
    display: flex;
    align-items: center;
    gap: 4px;
    padding: 4px 8px;
    background: rgba(0,0,0,0.7);
    color: white;
    font-size: 12px;
    border-radius: var(--feed-radius-sm);
}

.vehicle-card-mobile__photo-count i {
    font-size: 14px;
}

.vehicle-card-mobile__tags {
    display: flex;
    gap: var(--feed-spacing-xs);
    padding: var(--feed-spacing-sm) var(--feed-spacing-md);
    padding-bottom: 0;
    flex-wrap: wrap;
}

.service-tag {
    padding: 4px 10px;
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    border-radius: var(--feed-radius-sm);
}

.service-tag--delivery {
    background: var(--feed-color-primary);
    color: white;
}

.service-tag--trade {
    background: var(--feed-color-text);
    color: white;
}

.service-tag--new {
    background: var(--feed-color-success);
    color: white;
}

.vehicle-card-mobile__content {
    padding: var(--feed-spacing-md);
}

.vehicle-card-mobile__title {
    font-size: 16px;
    font-weight: 700;
    color: var(--feed-color-text);
    margin: 0;
    text-transform: uppercase;
}

.vehicle-card-mobile__subtitle {
    font-size: 13px;
    color: var(--feed-color-text-light);
    margin: 4px 0 0 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.vehicle-card-mobile__specs {
    display: flex;
    flex-wrap: wrap;
    gap: var(--feed-spacing-md);
    margin-top: var(--feed-spacing-sm);
    padding-top: var(--feed-spacing-sm);
}

.vehicle-card-mobile__spec {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    color: var(--feed-color-text-light);
}

.vehicle-card-mobile__spec i {
    font-size: 14px;
    opacity: 0.6;
}

.vehicle-card-mobile__meta {
    display: flex;
    gap: var(--feed-spacing-md);
    margin-top: var(--feed-spacing-sm);
    flex-wrap: wrap;
}

.vehicle-card-mobile__meta-item {
    display: flex;
    align-items: center;
    gap: 4px;
    font-size: 13px;
    color: var(--feed-color-text-muted);
}

.vehicle-card-mobile__meta-item i {
    font-size: 14px;
}

.vehicle-card-mobile__price {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: var(--feed-spacing-md);
    padding-top: var(--feed-spacing-md);
    border-top: 1px solid var(--feed-color-border);
}

.vehicle-card-mobile__price-value {
    font-size: 20px;
    font-weight: 700;
    color: var(--feed-color-text);
}

.vehicle-card-mobile__price-btn {
    padding: var(--feed-spacing-sm) var(--feed-spacing-md);
    background: var(--feed-color-text);
    color: white;
    border: none;
    border-radius: var(--feed-radius-md);
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
}

/* =====================================================
   FILTER SCREEN (FULLSCREEN - Mobile)
   ===================================================== */
.filter-screen {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--feed-color-white);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.filter-screen.is-open {
    transform: translateX(0);
}

.filter-screen__header {
    display: flex;
    align-items: center;
    height: var(--feed-header-height);
    padding: 0 var(--feed-spacing-md);
    border-bottom: 1px solid var(--feed-color-border);
    flex-shrink: 0;
}

.filter-screen__header h1 {
    flex: 1;
    text-align: center;
    font-size: 18px;
    font-weight: 600;
    margin: 0;
}

.filter-screen__close {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.filter-screen__close i {
    font-size: 24px;
    color: var(--feed-color-text);
}

.filter-screen__tabs {
    display: flex;
    border-bottom: 2px solid var(--feed-color-border);
    flex-shrink: 0;
}

.filter-screen__tab {
    flex: 1;
    padding: var(--feed-spacing-md);
    background: none;
    border: none;
    font-size: 15px;
    font-weight: 500;
    color: var(--feed-color-text-muted);
    cursor: pointer;
    position: relative;
}

.filter-screen__tab--active {
    color: var(--feed-color-primary);
}

.filter-screen__tab--active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--feed-color-primary);
}

.filter-screen__content {
    flex: 1;
    overflow-y: auto;
    padding-bottom: var(--feed-footer-height);
}

/* Filter Item */
.filter-item {
    display: flex;
    align-items: center;
    width: 100%;
    padding: var(--feed-spacing-md);
    background: none;
    border: none;
    border-bottom: 1px solid var(--feed-color-border);
    cursor: pointer;
    text-align: left;
}

.filter-item__icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-right: var(--feed-spacing-sm);
    flex-shrink: 0;
}

.filter-item__icon i {
    font-size: 20px;
    color: var(--feed-color-text-muted);
}

.filter-item__label {
    flex: 1;
    font-size: 15px;
    color: var(--feed-color-text);
}

.filter-item__value {
    font-size: 14px;
    color: var(--feed-color-text-muted);
    margin-right: var(--feed-spacing-sm);
    max-width: 150px;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.filter-item__value:not(:empty) {
    color: var(--feed-color-primary);
}

.filter-item__arrow {
    font-size: 16px;
    color: var(--feed-color-text-muted);
}

/* Toggle Item */
.filter-item--toggle {
    cursor: default;
}

.filter-item--toggle .filter-item__info {
    flex: 1;
}

.filter-item--toggle .filter-item__hint {
    display: block;
    font-size: 12px;
    color: var(--feed-color-text-muted);
    margin-top: 2px;
}

/* Toggle Switch */
.toggle {
    position: relative;
    width: 50px;
    height: 28px;
    flex-shrink: 0;
}

.toggle input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle__slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--feed-color-border);
    transition: 0.3s;
    border-radius: 28px;
}

.toggle__slider::before {
    position: absolute;
    content: "";
    height: 22px;
    width: 22px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: 0.3s;
    border-radius: 50%;
    box-shadow: var(--feed-shadow-sm);
}

.toggle input:checked + .toggle__slider {
    background-color: var(--feed-color-primary);
}

.toggle input:checked + .toggle__slider::before {
    transform: translateX(22px);
}

/* Filter Screen Footer */
.filter-screen__footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    display: flex;
    gap: var(--feed-spacing-md);
    padding: var(--feed-spacing-md);
    background: var(--feed-color-white);
    border-top: 1px solid var(--feed-color-border);
    z-index: 10;
}

.filter-screen__footer .btn {
    flex: 1;
    padding: var(--feed-spacing-md);
    border-radius: var(--feed-radius-md);
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
}

.btn--outline {
    background: var(--feed-color-white);
    border: 1px solid var(--feed-color-border);
    color: var(--feed-color-text);
}

.btn--primary {
    background: var(--feed-color-primary);
    border: none;
    color: white;
}

.btn--full {
    width: 100%;
}

/* =====================================================
   FILTER DETAIL (SELECAO COM CHECKBOXES)
   ===================================================== */
.filter-detail {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: var(--feed-color-white);
    z-index: 1100;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: transform 0.3s ease;
}

.filter-detail.is-open {
    transform: translateX(0);
}

.filter-detail__header {
    display: flex;
    align-items: center;
    height: var(--feed-header-height);
    padding: 0 var(--feed-spacing-md);
    border-bottom: 1px solid var(--feed-color-border);
    flex-shrink: 0;
}

.filter-detail__header h1 {
    flex: 1;
    text-align: center;
    font-size: 18px;
    font-weight: 600;
    margin: 0;
}

.filter-detail__back {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
}

.filter-detail__back i {
    font-size: 24px;
    color: var(--feed-color-text);
}

.filter-detail__search {
    display: flex;
    align-items: center;
    gap: var(--feed-spacing-sm);
    margin: var(--feed-spacing-md);
    padding: var(--feed-spacing-sm) var(--feed-spacing-md);
    background: var(--feed-color-background);
    border-radius: var(--feed-radius-md);
}

.filter-detail__search i {
    font-size: 18px;
    color: var(--feed-color-text-muted);
}

.filter-detail__search input {
    flex: 1;
    border: none;
    background: none;
    font-size: 15px;
    outline: none;
}

.filter-detail__selected {
    display: flex;
    flex-wrap: wrap;
    gap: var(--feed-spacing-sm);
    padding: 0 var(--feed-spacing-md);
    min-height: 32px;
}

.filter-detail__selected:empty {
    display: none;
}

.selected-tag {
    display: inline-flex;
    align-items: center;
    gap: var(--feed-spacing-xs);
    padding: var(--feed-spacing-xs) var(--feed-spacing-sm);
    background: var(--feed-color-text);
    color: white;
    border-radius: var(--feed-radius-sm);
    font-size: 13px;
    font-weight: 500;
}

.selected-tag button {
    background: none;
    border: none;
    color: white;
    font-size: 16px;
    cursor: pointer;
    padding: 0;
    margin-left: 4px;
    line-height: 1;
}

.filter-detail__hint {
    padding: var(--feed-spacing-sm) var(--feed-spacing-md);
    font-size: 13px;
    color: var(--feed-color-text-muted);
    text-align: center;
}

.filter-detail__section {
    flex: 1;
    overflow-y: auto;
    padding-bottom: var(--feed-footer-height);
}

.section-title {
    padding: var(--feed-spacing-sm) var(--feed-spacing-md);
    background: var(--feed-color-background);
    font-size: 12px;
    font-weight: 600;
    color: var(--feed-color-text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin: 0;
}

.filter-options {
    list-style: none;
    padding: 0;
    margin: 0;
}

.filter-option {
    border-bottom: 1px solid var(--feed-color-border);
}

.filter-option__label {
    display: flex;
    align-items: center;
    padding: var(--feed-spacing-md);
    cursor: pointer;
}

.filter-option__name {
    flex: 1;
    font-size: 15px;
    color: var(--feed-color-text);
}

.filter-option__count {
    font-size: 14px;
    color: var(--feed-color-primary);
    margin-right: var(--feed-spacing-md);
}

.filter-option__checkbox {
    display: none;
}

.filter-option__checkmark {
    width: 22px;
    height: 22px;
    border: 2px solid var(--feed-color-border);
    border-radius: var(--feed-radius-sm);
    position: relative;
    flex-shrink: 0;
}

.filter-option__checkbox:checked + .filter-option__checkmark {
    background: var(--feed-color-primary);
    border-color: var(--feed-color-primary);
}

.filter-option__checkbox:checked + .filter-option__checkmark::after {
    content: '';
    position: absolute;
    left: 6px;
    top: 2px;
    width: 6px;
    height: 12px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.filter-detail__footer {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--feed-spacing-md);
    background: var(--feed-color-white);
    border-top: 1px solid var(--feed-color-border);
}

/* =====================================================
   RANGE INPUTS (ANO, PRECO, KM)
   ===================================================== */
.filter-detail--range .filter-detail__content {
    padding: var(--feed-spacing-lg);
}

.range-inputs {
    display: flex;
    align-items: center;
    gap: var(--feed-spacing-md);
}

.range-input {
    flex: 1;
}

.range-input label {
    display: block;
    font-size: 13px;
    color: var(--feed-color-text-muted);
    margin-bottom: var(--feed-spacing-xs);
}

.range-input select,
.range-input input {
    width: 100%;
    padding: var(--feed-spacing-md);
    border: 1px solid var(--feed-color-border);
    border-radius: var(--feed-radius-md);
    font-size: 15px;
    background: var(--feed-color-white);
    appearance: none;
    cursor: pointer;
}

.range-separator {
    color: var(--feed-color-text-muted);
    margin-top: 20px;
}

.quick-options {
    margin-top: var(--feed-spacing-xl);
}

.quick-options h3 {
    font-size: 13px;
    color: var(--feed-color-text-muted);
    margin-bottom: var(--feed-spacing-md);
}

.quick-options__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--feed-spacing-sm);
}

.quick-option {
    padding: var(--feed-spacing-md);
    background: var(--feed-color-background);
    border: 1px solid var(--feed-color-border);
    border-radius: var(--feed-radius-md);
    font-size: 14px;
    color: var(--feed-color-text);
    cursor: pointer;
    text-align: center;
}

.quick-option:hover,
.quick-option.is-selected {
    background: var(--feed-color-primary);
    border-color: var(--feed-color-primary);
    color: white;
}

/* =====================================================
   MOBILE LAYOUT OVERRIDES
   ===================================================== */
@media (max-width: 991.98px) {
    /* Padding top para compensar header fixo */
    .feed-container {
        padding-top: var(--feed-header-height);
    }
    
    /* Grid de cards em mobile = 1 coluna */
    .vehicle-grid-mobile {
        display: flex;
        flex-direction: column;
        gap: var(--feed-spacing-md);
        padding: var(--feed-spacing-md);
        background: var(--feed-color-background);
    }
    
    /* Esconder elementos desktop */
    .desktop-only {
        display: none !important;
    }
}

@media (min-width: 992px) {
    /* Esconder elementos mobile */
    .mobile-only {
        display: none !important;
    }
}

/* =====================================================
   LOADING & EMPTY STATES
   ===================================================== */
.feed-loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--feed-spacing-xl);
    color: var(--feed-color-text-muted);
}

.feed-loading__spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--feed-color-border);
    border-top-color: var(--feed-color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

.feed-empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--feed-spacing-xl);
    text-align: center;
}

.feed-empty__icon {
    font-size: 48px;
    color: var(--feed-color-text-muted);
    margin-bottom: var(--feed-spacing-md);
}

.feed-empty__title {
    font-size: 18px;
    font-weight: 600;
    color: var(--feed-color-text);
    margin-bottom: var(--feed-spacing-sm);
}

.feed-empty__text {
    font-size: 14px;
    color: var(--feed-color-text-muted);
}

/* =====================================================
   ANIMATIONS
   ===================================================== */
.fade-in {
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.slide-up {
    animation: slideUp 0.3s ease;
}

@keyframes slideUp {
    from { 
        opacity: 0;
        transform: translateY(20px);
    }
    to { 
        opacity: 1;
        transform: translateY(0);
    }
}