/* Variáveis CSS para consistência */
:root {
    --primary-color: #2563EB; /* Azul principal mais suave */
    --primary-dark: #1D4ED8; /* Tom mais escuro para hover */
    --highlight-color: #16A34A; /* Verde para preço destaque */
    --secondary-color: #334155; /* Cinza escuro para textos */
    --background-color: #F9FAFB; /* Fundo suave e clean */
    --white: #FFFFFF;
    --shadow-color: rgba(0, 0, 0, 0.05); /* Sombras mais leves */
    --border-radius: 16px; /* Bordas arredondadas para modernidade */
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --font-family: 'Inter', sans-serif;
    --transition: all 0.3s ease;
    --font-weight-regular: 400;
    --font-weight-medium: 500;
    --font-weight-semi-bold: 600;
    --font-weight-bold: 700;
    --bottom-nav-height: 60px; /* Altura estimada do bottom-nav para padding no modal */
    --error-color: #EF4444; /* Vermelho para erros */
    --secondary-btn: #6B7280; /* Cinza para botões secundários como cadastro */
    --favorite-color: #EF4444; /* Vermelho para favoritos filled */
    --glass-bg: rgba(255, 255, 255, 0.1); /* Fundo transparente para glassmorphism */
    --glass-border: rgba(255, 255, 255, 0.2); /* Borda sutil para vidro */
    --glass-blur: 10px; /* Blur para efeito de vidro fosco */
    --stepper-line: #E0E0E0; /* Cinza sutil para linhas do stepper */
    --stepper-active: var(--primary-color); /* Cor para steps completos */
}

/* Reset e base */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-family);
    background-color: var(--background-color);
    color: var(--secondary-color);
    line-height: 1.6;
    padding: var(--spacing-md); /* Reduzido para mobile */
    -webkit-font-smoothing: antialiased; /* Suaviza fontes para visual premium */
    -moz-osx-font-smoothing: grayscale;
}

body.modal-open {
    overflow: hidden; /* Bloqueia scroll do background quando modal aberto */
}

/* Header */
header {
    text-align: center;
    margin-bottom: var(--spacing-lg);
}

/* Logo */
.logo {
    max-width: 300px; /* Responsivo, não estica demais */
    height: auto;
    display: block;
    margin: 0 auto var(--spacing-md);
    border-radius: var(--border-radius);
    box-shadow: 0 2px 8px var(--shadow-color); /* Profundidade sutil */
    transition: var(--transition);
}

.logo:hover {
    transform: scale(1.02); /* Zoom leve no hover */
}

/* Barra de pesquisa */
.search-bar {
    display: flex;
    align-items: center;
    position: relative; /* Para dropdown de sugestões */
    max-width: 600px;
    margin: 0 auto var(--spacing-sm);
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: 0 2px 8px var(--shadow-color);
    padding: var(--spacing-sm);
    transition: var(--transition);
}

.search-bar:focus-within {
    box-shadow: 0 0 0 3px rgba(var(--primary-color), 0.2);
}

#search-input {
    flex-grow: 1;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    font-size: 1rem;
    font-weight: var(--font-weight-regular);
    background: transparent;
    outline: none;
    color: var(--secondary-color);
}

.search-icon {
    color: var(--primary-color);
    font-size: 1.25rem;
    cursor: pointer;
    transition: var(--transition);
}

.search-icon:hover {
    color: var(--primary-dark);
}

/* Dropdown de sugestões */
.suggestions {
    position: absolute;
    top: calc(100% + var(--spacing-sm));
    left: 0;
    width: 100%;
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px var(--shadow-color);
    max-height: 200px;
    overflow-y: auto;
    z-index: 10;
    list-style: none;
    padding: 0;
    margin: 0;
    animation: fadeIn 0.3s ease;
    scrollbar-width: thin;
    display: none; /* Escondido por default, mostrado via JS */
}

.suggestions li {
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    transition: var(--transition);
    font-weight: var(--font-weight-medium);
}

.suggestions li:hover,
.suggestions li:focus {
    background-color: rgba(var(--primary-color), 0.1);
    color: var(--primary-color);
}

/* Faixa de localização */
.location-banner {
    background-color: var(--primary-color);
    color: var(--white);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--spacing-md);
    font-weight: var(--font-weight-semi-bold);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    box-shadow: 0 2px 8px var(--shadow-color);
}

.location-banner::before {
    content: '\f3c5'; /* Ícone de localização (Font Awesome) */
    font-family: 'Font Awesome 6 Free';
    font-weight: 900;
}

/* Botões de filtro */
.filter-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    max-width: 600px;
    margin: 0 auto;
    flex-wrap: wrap; /* Wrap se tela muito pequena, mas mantém row */
}

.filter-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--white);
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
    border-radius: var(--border-radius);
    font-weight: var(--font-weight-semi-bold);
    cursor: pointer;
    transition: var(--transition);
    min-width: 120px; /* Garante tamanho mínimo para lado a lado */
}

.filter-btn:hover,
.filter-btn:focus {
    background-color: var(--primary-color);
    color: var(--white);
}

.filter-btn.active {
    background-color: var(--primary-color);
    color: var(--white);
    box-shadow: 0 0 0 3px rgba(var(--primary-color), 0.2);
}

/* Loader como spinner circular elegante */
.loader {
    display: none; /* Escondido por default */
    width: 40px;
    height: 40px;
    border: 4px solid var(--background-color);
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin: var(--spacing-lg) auto;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

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

/* Grid de imóveis - Mobile-first: single column */
.grid {
    display: grid;
    grid-template-columns: 1fr; /* Uma coluna em mobile */
    gap: var(--spacing-lg); /* Mais espaço para cards visuais */
}

@media (min-width: 768px) {
    .grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Card de imóvel - Layout atualizado: foto principal, thumbnails, infos */
.imovel {
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: 0 4px 12px var(--shadow-color); /* Sombra sutil para profundidade */
    transition: var(--transition);
    cursor: pointer;
    overflow: hidden; /* Evita overflow de imagens */
    display: flex;
    flex-direction: column;
}

.imovel:hover {
    transform: translateY(-4px); /* Elevação mais notável no hover */
    box-shadow: 0 8px 16px var(--shadow-color);
}

.imovel .main-photo {
    width: 100%;
    height: 200px; /* Altura maior para destaque */
    object-fit: cover;
    border-top-left-radius: var(--border-radius);
    border-top-right-radius: var(--border-radius);
    transition: var(--transition);
}

.imovel .main-photo:hover {
    opacity: 0.95;
}

.imovel .thumbnails {
    display: flex;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-md);
    justify-content: center;
}

.imovel .thumbnails img {
    width: 80px;
    height: 60px;
    object-fit: cover;
    border-radius: 8px; /* Bordas menores para thumbnails */
    transition: var(--transition);
    cursor: pointer;
    box-shadow: 0 2px 4px var(--shadow-color);
}

.imovel .thumbnails img:hover {
    transform: scale(1.05);
    opacity: 0.9;
}

.imovel .info {
    padding: var(--spacing-md);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    position: relative; /* Para posicionar o ícone de favorito */
}

.imovel .info h2 {
    font-size: 1.25rem; /* Maior para destaque */
    font-weight: var(--font-weight-semi-bold);
    color: var(--primary-color);
    line-height: 1.4;
}

.imovel .info p {
    font-size: 0.875rem;
    font-weight: var(--font-weight-regular);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    line-height: 1.5;
}

.imovel .info p.price {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--highlight-color);
    gap: 4px; /* Espaçamento fino entre ícone e texto */
}

.imovel .info p.distance {
    opacity: 0.8;
    font-style: italic; /* Suave e diferenciado */
}

/* Ícone de favorito nos cards e modal */
.favorite-icon {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition);
    color: var(--secondary-color); /* Cinza para outline */
}

.favorite-icon.fas {
    color: var(--favorite-color); /* Vermelho para filled */
}

.favorite-icon:hover {
    transform: scale(1.1);
    color: var(--favorite-color); /* Hover sempre vermelho */
}

/* Botão genérico */
.btn {
    display: block;
    text-align: center;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--primary-color);
    color: var(--white);
    text-decoration: none;
    border-radius: var(--border-radius);
    font-weight: var(--font-weight-medium);
    transition: var(--transition);
    margin-top: var(--spacing-md);
}

.btn:hover,
.btn:focus {
    background-color: var(--primary-dark);
    outline: none;
    box-shadow: 0 0 0 3px rgba(var(--primary-color), 0.2);
}

.ver-mais {
    margin: var(--spacing-lg) auto 0;
    width: fit-content;
}

/* Modal - Layout responsivo com header, body e footer (centralizado e glass para auth) */
.modal {
    display: none;
    position: fixed;
    z-index: 1001; /* Acima do bottom-nav (z-index 1000) */
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    justify-content: center;
    align-items: center; /* Centraliza verticalmente */
    animation: fadeIn 0.3s ease;
}

.modal-content {
    background-color: var(--white);
    border-radius: var(--border-radius);
    padding: 0; /* Removido padding global, delegado às seções */
    max-width: 500px; /* Compacto para auth, maior para outros */
    max-height: 80vh; /* Limita altura para scroll */
    position: relative;
    box-shadow: 0 4px 16px var(--shadow-color);
    overflow-y: auto;
    display: flex;
    flex-direction: column; /* Stack vertical: header > body > footer */
    margin: auto; /* Centraliza horizontalmente */
}

.modal-content.glassmorphism {
    background: var(--glass-bg); /* Transparente */
    backdrop-filter: blur(var(--glass-blur)); /* Efeito vidro fosco */
    -webkit-backdrop-filter: blur(var(--glass-blur)); /* Compatibilidade Safari */
    border: 1px solid var(--glass-border); /* Borda sutil */
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.1); /* Sombra interna suave */
}

.modal-header {
    position: relative;
    padding: var(--spacing-sm) var(--spacing-md);
    border-bottom: 1px solid rgba(var(--secondary-color), 0.1); /* Linha sutil para separação */
}

.close {
    position: absolute;
    top: 50%;
    right: var(--spacing-md);
    transform: translateY(-50%);
    font-size: 1.75rem; /* Maior para melhor toque em mobile */
    cursor: pointer;
    color: var(--secondary-color);
    transition: var(--transition);
}

.close:hover {
    color: var(--primary-color);
    transform: translateY(-50%) scale(1.1); /* Efeito sutil de zoom */
}

.modal-body {
    padding: var(--spacing-md);
    flex-grow: 1;
    overflow-y: auto; /* Scroll se conteúdo exceder */
}

.modal-footer {
    padding: var(--spacing-md);
    border-top: 1px solid rgba(var(--secondary-color), 0.1); /* Linha sutil */
    text-align: center;
}

.modal-btn {
    display: inline-block; /* Para centralizar */
    width: auto;
    max-width: 300px; /* Limita largura para elegância */
    margin: 0 auto; /* Centraliza */
}

/* Carousel (corrigido para slider horizontal) */
.carousel {
    position: relative;
    max-width: 100%;
    overflow: hidden;
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-md);
}

.carousel-images {
    display: flex;
    flex-direction: row; /* Explícito para garantir horizontal */
    transition: transform 0.5s ease; /* Transição suave */
}

.carousel-images img {
    width: 100%;
    height: auto;
    max-height: 400px;
    object-fit: contain;
    flex-shrink: 0;
    border-radius: var(--border-radius);
}

.carousel-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0, 0, 0, 0.4);
    color: var(--white);
    border: none;
    padding: var(--spacing-sm) var(--spacing-md);
    cursor: pointer;
    border-radius: var(--border-radius);
    font-size: 1.25rem;
    transition: var(--transition);
}

.carousel-btn:hover {
    background-color: rgba(0, 0, 0, 0.6);
}

.prev {
    left: var(--spacing-sm);
}

.next {
    right: var(--spacing-sm);
}

/* Thumbnails no modal (adicionado para organizar como nos cards) */
.modal-thumbnails {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    margin-bottom: var(--spacing-md);
    padding: 0 var(--spacing-md);
}

.modal-thumbnails img {
    width: 80px;
    height: 60px;
    object-fit: cover;
    border-radius: 8px; /* Bordas menores para thumbnails */
    transition: var(--transition);
    cursor: pointer;
    box-shadow: 0 2px 4px var(--shadow-color);
}

.modal-thumbnails img:hover {
    transform: scale(1.05);
    opacity: 0.9;
}

.modal-thumbnails img.active {
    border: 2px solid var(--primary-color); /* Destaque para ativa */
}

.modal-title {
    text-align: center;
    margin-bottom: var(--spacing-md);
    font-size: 1.25rem;
    font-weight: var(--font-weight-semi-bold);
    color: var(--primary-color);
}

.modal-info {
    padding: var(--spacing-md);
    background-color: var(--background-color);
    border-radius: var(--border-radius);
    position: relative; /* Para ícone de favorito no modal */
}

.modal-info p {
    font-size: 0.875rem;
    margin-bottom: var(--spacing-sm);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: var(--font-weight-regular);
}

.modal-info p.price {
    font-size: 1.25rem;
    font-weight: var(--font-weight-bold);
    color: var(--highlight-color);
}

/* Estilos para o modal de autenticação/cadastro com wizard */
.stepper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin: var(--spacing-md) 0;
    position: relative;
}

.step {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    background-color: var(--stepper-line);
    transition: var(--transition);
    z-index: 1;
}

.step.active {
    background-color: var(--stepper-active);
    transform: scale(1.1);
}

.stepper::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 0;
    width: 100%;
    height: 2px;
    background-color: var(--stepper-line);
    transform: translateY(-50%);
    z-index: 0;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    max-width: 400px;
    margin: 0 auto;
}

.step-content {
    opacity: 0;
    transform: scale(0.98);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.step-content.active {
    opacity: 1;
    transform: scale(1);
}

.input-group {
    position: relative;
    display: flex;
    align-items: center;
    background-color: rgba(255, 255, 255, 0.8); /* Levemente opaco para glass */
    border-radius: var(--border-radius);
    box-shadow: 0 2px 8px var(--shadow-color);
    transition: var(--transition);
}

.input-group:focus-within {
    box-shadow: 0 0 0 3px rgba(var(--primary-color), 0.2);
}

.input-group input {
    flex-grow: 1;
    border: none;
    padding: var(--spacing-sm) var(--spacing-md) var(--spacing-sm) calc(var(--spacing-md) + 2rem); /* Espaço para ícone */
    font-size: 1rem;
    font-weight: var(--font-weight-regular);
    background: transparent;
    outline: none;
    color: var(--secondary-color);
}

.input-icon {
    position: absolute;
    left: var(--spacing-md);
    color: var(--primary-color);
    font-size: 1.25rem;
}

/* Pergunta e opções para foto */
.step-question {
    text-align: center;
    font-size: 1rem;
    font-weight: var(--font-weight-medium);
    margin-bottom: var(--spacing-md);
    color: var(--primary-color);
}

.option-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: center;
}

/* Botões de navegação do wizard */
.wizard-buttons {
    display: flex;
    gap: var(--spacing-md);
    justify-content: space-between;
    margin-top: var(--spacing-lg);
}

.auth-btn {
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: var(--border-radius);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: var(--transition);
    border: none;
    flex: 1;
}

.auth-btn:hover,
.auth-btn:focus {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px var(--shadow-color);
}

.auth-btn.secondary {
    background-color: var(--secondary-btn);
    color: var(--white);
}

.auth-btn.secondary:hover {
    background-color: #4B5563; /* Escuro para hover */
}

.forgot-link {
    text-align: center;
    color: var(--secondary-color);
    text-decoration: none;
    font-size: 0.875rem;
    transition: var(--transition);
    margin-top: var(--spacing-sm);
}

.forgot-link:hover {
    color: var(--primary-color);
    text-decoration: underline;
}

#auth-error {
    text-align: center;
    color: var(--error-color);
    font-size: 0.875rem;
    margin-top: var(--spacing-sm);
}

/* Grupo de foto (custom label para upload) */
.photo-group {
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
}

.photo-group input[type="file"] {
    display: none; /* Esconde input real */
}

.photo-group label {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    cursor: pointer;
    padding: var(--spacing-sm) var(--spacing-md);
    background-color: var(--white);
    border-radius: var(--border-radius);
    box-shadow: 0 2px 8px var(--shadow-color);
    transition: var(--transition);
    font-weight: var(--font-weight-medium);
    color: var(--secondary-color);
}

.photo-group label:hover {
    background-color: rgba(var(--primary-color), 0.1);
    color: var(--primary-color);
}

.photo-preview {
    width: 100px;
    height: 100px;
    object-fit: cover;
    border-radius: 50%; /* Circular para perfil */
    box-shadow: 0 4px 12px var(--shadow-color);
    transition: var(--transition);
    margin-top: var(--spacing-sm);
}

.photo-preview:hover {
    transform: scale(1.05);
}

/* Erro message (geral) */
.error-message {
    text-align: center;
    color: var(--error-color); /* Vermelho mais suave */
    font-size: 1rem;
    padding: var(--spacing-md);
    font-weight: var(--font-weight-medium);
}

/* Menu flutuante inferior */
.bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    background-color: var(--white);
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: var(--spacing-sm) 0;
    box-shadow: 0 -2px 8px var(--shadow-color); /* Sombra superior para profundidade */
    border-top-left-radius: var(--border-radius);
    border-top-right-radius: var(--border-radius);
    z-index: 1000; /* Acima de outros elementos */
    transition: var(--transition);
}

.bottom-nav .nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-decoration: none;
    color: var(--secondary-color);
    font-size: 0.875rem;
    font-weight: var(--font-weight-medium);
    padding: var(--spacing-sm) var(--spacing-md);
    transition: var(--transition);
    border-radius: var(--border-radius);
}

.bottom-nav .nav-item i {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.bottom-nav .nav-item:hover {
    color: var(--primary-color);
    transform: scale(1.05);
    background-color: rgba(var(--primary-color), 0.05);
}

.bottom-nav .nav-item.active {
    color: var(--primary-color);
    background-color: rgba(var(--primary-color), 0.1);
    box-shadow: 0 0 0 2px rgba(var(--primary-color), 0.2);
}

/* Media queries para responsividade - Geral + Modal específico */
@media (max-width: 768px) {
    .logo {
        max-width: 200px; /* Menor em mobile */
    }
    .search-bar {
        max-width: 100%;
    }
    .location-banner {
        max-width: 100%;
    }
    .filter-buttons {
        flex-direction: row; /* Mantém lado a lado em mobile */
        gap: var(--spacing-sm);
        justify-content: center;
    }
    .filter-btn {
        min-width: 100px; /* Ajusta para caber lado a lado em mobile */
    }
    .imovel .main-photo {
        height: 180px; /* Ajuste para mobile */
    }
    .imovel .thumbnails img {
        width: 60px;
        height: 45px; /* Menores em mobile */
    }
    .carousel-images img {
        max-height: 250px; /* Reduz para mobile */
    }
    /* Ajustes para menu bottom em mobile */
    .bottom-nav {
        padding: var(--spacing-sm);
    }
    .bottom-nav .nav-item {
        font-size: 0.75rem;
        padding: var(--spacing-sm);
    }
    .bottom-nav .nav-item i {
        font-size: 1.25rem;
    }
    /* Modal responsivo (full-screen sem overlap, centralizado) */
    .modal {
        align-items: center; /* Centraliza vertical em mobile também */
    }
    .modal-content {
        max-width: 100%; /* Full-width em mobile */
        max-height: 90vh; /* Mais espaço para scroll em mobile */
        border-radius: 0; /* Remove bordas arredondadas em full-screen mobile */
        margin: auto; /* Centraliza */
    }
    .modal-body {
        padding: var(--spacing-sm); /* Menos padding em mobile */
    }
    .modal-title {
        font-size: 1.1rem; /* Ligeiramente menor */
    }
    .modal-info {
        padding: var(--spacing-sm);
    }
    .modal-info p {
        font-size: 0.8rem; /* Ajuste para legibilidade em mobile */
    }
    .modal-btn {
        width: 100%; /* Full-width em mobile para fácil toque */
        max-width: none;
    }
    .modal-thumbnails img {
        width: 60px;
        height: 45px; /* Ajuste para mobile */
    }
    /* Wizard em mobile */
    .auth-form {
        max-width: 100%;
    }
    .input-group input {
        font-size: 0.9rem; /* Ligeiramente menor para mobile */
    }
    .photo-preview {
        width: 80px;
        height: 80px; /* Menor em mobile */
    }
    .wizard-buttons {
        flex-direction: column-reverse; /* Voltar embaixo em mobile */
        gap: var(--spacing-sm);
    }
    .option-buttons {
        flex-direction: column;
        gap: var(--spacing-sm);
    }
    .stepper {
        margin: var(--spacing-sm) 0;
    }
    .step {
        width: 20px;
        height: 20px; /* Menor em mobile */
    }
}

@media (min-width: 1024px) {
    .modal-content {
        max-width: 600px; /* Maior em desktop para auth/cadastro */
    }
}