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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    color: #333;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Header */
header {
    background: rgba(0, 0, 0, 0.8);
    color: white;
    text-align: center;
    padding: 3rem 0;
    margin-bottom: 3rem;
}

header h1 {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

header p {
    font-size: 1.1rem;
    opacity: 0.9;
}

/* Container Principal dos Cards */
.cards-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 2rem;
    padding: 2rem 0;
}

/* Cards individuais - Tamanho FIXO */
.card {
    background: white;
    border-radius: 12px;
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    display: block;
    width: 280px; /* Largura FIXA */
    height: 350px; /* Altura FIXA - não muda mais */
    flex-shrink: 0; /* Impede que o card encolha */
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

/* Container da imagem com tamanho FIXO */
.card-image {
    width: 100%;
    height: 160px; /* Altura FIXA para a imagem */
    overflow: hidden;
    border-bottom: 3px solid #4a5568;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #f7fafc; /* Cor de fundo caso a imagem seja pequena */
}

/* Imagem com tamanho controlado */
.card-img {
    width: 100%;
    height: 100%;
    object-fit: cover; /* Corta a imagem para preencher o espaço sem distorcer */
    object-position: center; /* Foca no centro da imagem */
    transition: transform 0.3s ease;
}

.card:hover .card-img {
    transform: scale(1.05);
}

.card-content {
    padding: 1.2rem;
    height: 190px; /* Altura FIXA para o conteúdo */
    display: flex;
    flex-direction: column;
    justify-content: center;
    text-align: center;
}

.card-content h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: #2d3748;
}

.card-content p {
    color: #718096;
    font-size: 0.9rem;
    line-height: 1.4;
    overflow: hidden; /* Garante que texto longo não vaze */
}

/* Footer */
footer {
    background: rgba(0, 0, 0, 0.9);
    color: white;
    text-align: center;
    padding: 2rem 0;
    margin-top: 4rem;
}

/* Responsividade */
@media (max-width: 1200px) {
    .cards-container {
        gap: 1.5rem;
    }
}

@media (max-width: 768px) {
    .cards-container {
        gap: 1rem;
    }
    
    .card {
        width: 250px; /* Cards um pouco menores em tablets */
        height: 320px;
    }
    
    .card-image {
        height: 140px;
    }
    
    .card-content {
        height: 180px;
    }
    
    header h1 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .cards-container {
        flex-direction: column;
        align-items: center;
    }
    
    .card {
        width: 100%;
        max-width: 300px;
        height: 340px;
    }
    
    header h1 {
        font-size: 1.8rem;
    }
}

/* Estilos específicos para navbar */
.navbar {
    background: #222;
    color: #fff;
    padding: 10px 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}
.navbar ul {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    margin: 0;
    padding: 0;
    justify-content: center;
}
.navbar li {
    margin: 0 15px;
    transition: background 0.2s;
}
.navbar li:hover {
    background: #4fc3f7; /* azul claro */
    border-radius: 5px;
}
.navbar a {
    color: #fff;
    text-decoration: none;
    font-weight: bold;
    display: block;
    padding: 8px 16px;
}

/* Botão flutuante */
.navbar-btn {
    position: fixed;
    right: 20px;
    top: 20px;
    background: #222;
    color: #fff;
    border: none;
    border-radius: 50%;
    width: 50px;
    height: 50px;
    font-size: 2em;
    z-index: 2000;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0,0,0,0.2);
    display: none;
}

/* Navbar vertical */
.navbar-vertical {
    position: fixed;
    top: 0;
    right: 0;
    width: 220px;
    height: 100vh;
    background: #222;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    padding-top: 60px;
    box-shadow: -2px 0 8px rgba(0,0,0,0.2);
    display: flex !important;
    z-index: 3000;
}
.navbar-vertical ul {
    flex-direction: column;
    width: 100%;
    padding: 0;
}
.navbar-vertical li {
    width: 100%;
    margin: 0;
    border-bottom: 1px solid #333;
}
.navbar-vertical li:hover {
    background: #4fc3f7;
}
.navbar-vertical a {
    width: 100%;
    padding: 12px 20px;
}

/* Botão de fechar */
.navbar-close-btn {
    position: absolute;
    top: 10px;
    right: 15px;
    background: transparent;
    color: #fff;
    border: none;
    font-size: 1.8em;
    cursor: pointer;
    z-index: 3100;
}

@media (max-width: 768px) {
    .navbar ul {
        flex-direction: column;
        align-items: flex-start;
    }
    .navbar li {
        margin: 10px 0;
    }
}