:root {
    --azul-oceano: #0077b6;
    --preto: #000000;
    --branco: #ffffff;
}

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

body {
    font-family: Arial, sans-serif;
    background-color: var(--branco);
    color: var(--preto);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* Header */
header {
    text-align: center;
    padding: 20px;
    background-color: var(--azul-oceano);
    color: var(--branco);
}

header .header-content {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 15px;
}

header .logo {
    width: 80px;
    height: 80px;
    object-fit: contain;
    border-radius: 12px;
    border: 2px solid var(--branco);
    box-shadow: 0 4px 8px rgba(0,0,0,0.3);
    transition: transform 0.3s;
}

header .logo:hover {
    transform: rotate(10deg) scale(1.1);
}

header .header-text h1 {
    margin: 0;
    font-size: 2rem;
}

header .header-text p {
    margin: 0;
    font-size: 1rem;
}

header a {
    display: inline-block;
    margin-top: 10px;
    text-decoration: none;
    color: var(--branco);
    font-weight: bold;
    padding: 5px 12px;
    border: 2px solid var(--branco);
    border-radius: 6px;
    transition: background-color 0.3s, color 0.3s, transform 0.3s;
}

header a:hover {
    background-color: var(--branco);
    color: var(--azul-oceano);
    transform: scale(1.05);
}

/* Main */
.main-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 30px;
}

/* Anúncios */
.anuncios-container {
    display: flex;
    flex-direction: column;
    gap: 30px;
    align-items: center;
}

.anuncio-card {
    background-color: var(--branco);
    border-radius: 12px;
    border: 2px solid var(--azul-oceano);
    box-shadow: 0 6px 15px rgba(0,0,0,0.2);
    width: 90%;
    max-width: 500px;
    overflow: hidden;
    transition: transform 0.3s, box-shadow 0.3s;
    position: relative;
}

.anuncio-card:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

.anuncio-card h3 {
    text-align: center;
    padding: 10px;
    color: var(--azul-oceano);
}

/* Galeria */
.anuncio-gallery {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.anuncio-images {
    display: flex;
    transition: transform 0.5s ease-in-out;
}

.anuncio-images img {
    width: 100%;
    height: auto;
    flex-shrink: 0;
    object-fit: contain;
    cursor: pointer;
}

/* Botões do carrossel */
.prev-btn, .next-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(0,0,0,0.5);
    color: var(--branco);
    border: none;
    padding: 6px 10px;
    cursor: pointer;
    border-radius: 4px;
    font-weight: bold;
    z-index: 10;
    transition: background-color 0.3s;
}

.prev-btn:hover, .next-btn:hover {
    background-color: rgba(0,0,0,0.8);
}

.prev-btn { left: 5px; }
.next-btn { right: 5px; }

/* Botão Detalhes */
.anuncio-card .detalhes-btn {
    display: block;
    width: 90%;
    margin: 15px auto;
    padding: 8px 0;
    background-color: var(--azul-oceano);
    color: var(--branco);
    font-weight: bold;
    text-align: center;
    border-radius: 6px;
    text-decoration: none;
    transition: background-color 0.3s, transform 0.3s;
}

.anuncio-card .detalhes-btn:hover {
    background-color: #005f87;
    transform: scale(1.05);
}

/* Footer */
footer {
    text-align: center;
    padding: 20px;
    background-color: var(--preto);
    color: var(--branco);
    margin-top: 40px;
}

/* ====== MODAL DETALHES ====== */
.modal {
    display: none;
    position: fixed;
    z-index: 100;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.6);
}

.modal-content {
    background: var(--branco);
    margin: 10% auto;
    padding: 20px;
    border-radius: 10px;
    width: 90%;
    max-width: 500px;
    text-align: left;
    position: relative;
    box-shadow: 0 5px 15px rgba(0,0,0,0.4);
}

.close {
    position: absolute;
    top: 8px;
    right: 12px;
    font-size: 28px;
    cursor: pointer;
    color: var(--azul-oceano);
    font-weight: bold;
}

/* ====== FULLSCREEN VIEWER ====== */
.image-viewer {
    display: none;
    position: fixed;
    z-index: 200;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.95);
    align-items: center;
    justify-content: center;
}

.image-viewer img {
    max-width: 90%;
    max-height: 90%;
    border-radius: 10px;
    transition: transform 0.3s ease;
}

.image-viewer button,
.close-image-viewer {
    position: absolute;
    color: #fff;
    background: none;
    border: none;
    font-size: 2.5rem;
    cursor: pointer;
    user-select: none;
    padding: 10px;
}

.prev-image { left: 30px; }
.next-image { right: 30px; }

.close-image-viewer {
    top: 15px;
    right: 25px;
    font-size: 3rem;
}