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

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #0f0f0f;
    color: #ffffff;
}

/* Header */
header {
    background-color: #1a1a1a;
    padding: 20px 50px;
    position: sticky;
    top: 0;
    z-index: 100;
    border-bottom: 1px solid #333;
}

.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

header h2 {
    font-size: 2rem;
    color: #8a2be2;
    margin-bottom: 0;
    font-weight: bold;
    letter-spacing: 2px;
}

.auth-buttons {
    display: flex;
    gap: 15px;
}

.login-button, .signup-button {
    padding: 10px 20px;
    border-radius: 5px;
    text-decoration: none;
    font-weight: bold;
    transition: all 0.3s ease;
    color: #ffffff;
    font-size: 0.95rem;
}

.login-button {
    background-color: transparent;
    border: 2px solid #8a2be2;
}

.login-button:hover {
    background-color: #8a2be2;
}

.signup-button {
    background-color: #8a2be2;
}

.signup-button:hover {
    background-color: #6a1b99;
}

#userDisplay {
    margin-right: 20px;
    color: #8a2be2;
    font-weight: bold;
}

#logoutBtn {
    background-color: #6a1b99;
    border: 2px solid #6a1b99;
    display: none;
}

#logoutBtn:hover {
    background-color: #5a1588;
    border-color: #5a1588;
}

#logoutBtn.show {
    display: inline-block;
}

#loginBtn.hide, #signupBtn.hide {
    display: none;
}

header ul {
    list-style: none;
    display: flex;
    gap: 30px;
    flex-wrap: wrap;
}

header a {
    color: #ffffff;
    text-decoration: none;
    font-size: 1rem;
    transition: color 0.3s ease;
}

header a:hover {
    color: #8a2be2;
    border-bottom: 2px solid #8a2be2;
    padding-bottom: 5px;
}

header .nav a:hover {
    color: #8a2be2;
    border-bottom: 2px solid #8a2be2;
    padding-bottom: 5px;
}
header .login-button, header .signup-button {
    margin-left: auto;
    padding: 10px 20px;
    border-radius: 5px;
    font-weight: bold;
    float: right;
}

/* Main */
main {
    padding: 0;
}

/* Categorias Section */
.categorias-section {
    padding: 50px;
    background-color: #0f0f0f;
}

.categorias-buttons {
    display: flex;
    gap: 20px;
    margin-bottom: 30px;
    justify-content: center;
    flex-wrap: wrap;
}

.categoria-btn {
    padding: 12px 30px;
    background-color: #1a1a1a;
    color: #ffffff;
    border: 2px solid #333;
    border-radius: 5px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: all 0.3s ease;
}

.categoria-btn:hover {
    border-color: #8a2be2;
    color: #8a2be2;
}

.categoria-btn.active {
    background-color: #8a2be2;
    border-color: #8a2be2;
    color: #ffffff;
}

.categorias-content {
    position: relative;
}

.categoria-item {
    display: none;
    animation: fadeIn 0.3s ease;
}

.categoria-item.active {
    display: block;
}

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

.categoria-item h3 {
    font-size: 1.8rem;
    color: #8a2be2;
    margin-bottom: 20px;
}

.categoria-item ul {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
    list-style: none;
}

.categoria-item ul li {
    padding: 12px 15px;
    background-color: #1a1a1a;
    border: 1px solid #333;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    font-weight: 500;
}

.categoria-item ul li:hover {
    border-color: #8a2be2;
    background-color: rgba(138, 43, 226, 0.1);
    color: #8a2be2;
    transform: translateY(-5px);
}

/* Banner */
.banner {
    background: linear-gradient(135deg, #1a1a1a 0%, #0f0f0f 100%);
    padding: 120px 50px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 50%, rgba(138, 43, 226, 0.1) 0%, transparent 50%);
    pointer-events: none;
}

.banner h1 {
    font-size: 3.5rem;
    font-weight: bold;
    color: #8a2be2;
    margin-bottom: 30px;
    text-transform: uppercase;
    letter-spacing: 3px;
    text-shadow: 0 4px 8px rgba(0, 0, 0, 0.5);
    position: relative;
    z-index: 2;
}

.banner h2 {
    position: relative;
    z-index: 2;
}

.banner a {
    display: inline-block;
    background-color: #8a2be2;
    color: #ffffff;
    padding: 15px 40px;
    text-decoration: none;
    font-size: 1.1rem;
    border-radius: 5px;
    transition: all 0.3s ease;
    font-weight: bold;
    margin-top: 20px;
}

.banner a:hover {
    background-color: #6a1b99;
    transform: scale(1.10);
    box-shadow: 0 8px 16px rgba(138, 43, 226, 0.4);
}

.cards-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 30px;
    padding: 50px;
    max-width: 1400px;
    margin: 0 auto;
}

/* Cards */
.card1, .card2, .card3, .card4, .card5, .card6, .card7, .card8, .card9, .card10, .card11, .card12 {
    background-color: #1a1a1a;
    border-radius: 10px;
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
    border: 1px solid #333;
}

.card1:hover, .card2:hover, .card3:hover, .card4:hover, .card5:hover, .card6:hover, .card7:hover, .card8:hover, .card9:hover, .card10:hover, .card11:hover, .card12:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 20px rgba(138, 43, 226, 0.3);
    border-color: #8a2be2;
}

/* Imagem do card */
.card-image {
    width: 100%;
    height: 300px;
    background-size: cover;
    background-position: center;
}

.card1 .card-image {
    background-image: url(imagens/Senna.jpg);
}

.card2 .card-image {
    background-image: url(imagens/amor.jpg);
}

.card3 .card-image {
    background-image: url(imagens/fnaf%202.jpg);
}

.card4 .card-image {
    background-image: url(imagens/MIB.jpg);
}

.card5 .card-image {
    background-image: url(imagens/project%20x.jpg);
}

.card6 .card-image {
    background-image: url(imagens/silent.jpg);
}
.card7 .card-image {
    background-image: url(imagens/7-PulpFiction_gif%20%28400%C3%97567%29.gif);
}
.card8 .card-image {
    background-image: url(imagens/La%20La%20Land%20Filmi%20Konusu%20ve%20Oyuncular%C4%B1.jpg);
}
.card9 .card-image {
    background-image: url(imagens/Pin%20on%20Entretenimento.jpg);
}
.card10 .card-image {
    background-image: url(imagens/Ratatouille%202007.jpg);
}
/* Conteúdo do card */
.card-details {
    padding: 20px;
    background-color: #1a1a1a;
}

.text-card {
    font-size: 1.2rem;
    font-weight: bold;
    color: #ffffff;
    margin: 0 0 10px 0;
}

.text-body {
    font-size: 0.95rem;
    color: #b0b0b0;
    margin: 0;
    line-height: 1.4;
}

.card-button {
    width: 100%;
    padding: 10px;
    background-color: #8a2be2;
    color: #ffffff;
    border: none;
    border-radius: 5px;
    font-size: 0.95rem;
    font-weight: bold;
    cursor: pointer;
    margin-top: 15px;
    transition: background-color 0.3s ease;
}

.card-button:hover {
    background-color: #6a1b99;
}
/* About Header */
.about-header {
    text-align: center;
    padding: 40px 50px;
}

.about-header h2 {
    font-size: 2rem;
    color: #8a2be2;
    margin-bottom: 20px;
}

.about-header p {
    font-size: 1rem;
    color: #b0b0b0;
    max-width: 800px;
    margin: 0 auto;
    line-height: 1.6;
}

/* About Section - Posts Layout */
.about-section {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    gap: 30px;
    padding: 50px;
    align-items: stretch;
}
/* Posts Section */
.post{
    display: flex;
    flex-direction: column;
    background-color: #1a1a1a;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.3);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    cursor: pointer;
    border: 1px solid #333;
}
.post:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 20px rgba(138, 43, 226, 0.3);
    border-color: #8a2be2;
}
.post-image {
    width: 100%;
    height: 500px;
    background-size: cover;
    background-position: center;
}
.post:nth-child(2) .post-image {
    background-image: url(imagens/The%20Last%20of%20Us,%20A%20Post-Apocalyptic%20Survival%20Game%20by%20Naughty%20Dog.jpg);
}
.post:nth-child(3) .post-image {
    background-image: url(imagens/Retro%203D.jpg);
}
.post:nth-child(4) .post-image {
    background-image: url(imagens/Retro%203D.jpg);
}
.post-center {
    flex: 1;
    text-align: center;
    padding: 20px;
}
.post-center h3 {
    font-size: 1.5rem;
    color: #8a2be2;
    margin-bottom: 10px;
}
.post-center p {
    font-size: 1rem;
    color: #b0b0b0;
    line-height: 1.4;
}
.post-right {
    flex: 1;
    text-align: center;
    padding: 20px;
}
.post-right h3 {
    font-size: 1.5rem;
    color: #8a2be2;
    margin-bottom: 10px;
}
.post-right p {
    font-size: 1rem;
    color: #b0b0b0;
    line-height: 1.4;
}
.post-left {
    flex: 1;
    text-align: center;
    padding: 20px;
}
.post-left h3 {
    font-size: 1.5rem;
    color: #8a2be2;
    margin-bottom: 10px;
}
.post-left p {
    font-size: 1rem;
    color: #b0b0b0;
    line-height: 1.4;
}
.footer{
    background-color: #1a1a1a;
    text-align: center;
    padding: 30px 50px;
    margin-top: 50px;
}
.footer p {
    font-size: 0.9rem;
    color: #b0b0b0;
}
.footer a {
    color: #8a2be2;
    text-decoration: none;
    margin: 0 10px;
}