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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background-color: #0f0f1a;
    color: #e4e4e7;
    line-height: 1.6;
    min-height: 100vh;
}


a {
    color: #00d4ff;
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: #7c3aed;
}


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


header {
    background: linear-gradient(180deg, #0a0a0f 0%, #0f0f1a 100%);
    border-bottom: 1px solid #1a1a2e;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;

    background: linear-gradient(135deg, rgba(0, 212, 255, 0.15), rgba(124, 58, 237, 0.15));
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 12px;

    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);

    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.15);

    transition: all 0.3s ease;
}

.logo-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    filter: drop-shadow(0 0 5px rgba(0, 212, 255, 0.5));
}

.logo:hover .logo-icon {
    transform: scale(1.08) rotate(3deg);
    box-shadow: 0 8px 30px rgba(0, 212, 255, 0.3);
    border-color: #00d4ff;
}

.logo-text {
    font-size: 24px;
    font-weight: bold;
    background: linear-gradient(90deg, #00d4ff, #7c3aed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

nav ul li a {
    color: #a1a1aa;
    font-weight: 500;
    padding: 10px 15px;
    border-radius: 6px;
    transition: all 0.3s ease;
}

nav ul li a:hover,
nav ul li a.active {
    color: #00d4ff;
    background-color: rgba(0, 212, 255, 0.1);
}


.hero {
    background:
        linear-gradient(rgba(10, 10, 15, 0.85), rgba(10, 10, 15, 0.9)),
        url('../img/banner.jpg');

    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;

    padding: 80px 20px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(0, 212, 255, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 50%, rgba(124, 58, 237, 0.15) 0%, transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
    margin: 0 auto;
    
}

.hero h1 {
    font-family: 'Orbitron', sans-serif;
    font-size: 2.2rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: #00d4ff;

    /* efeito tech */
    text-transform: uppercase;
    text-shadow: 0 0 8px rgba(0, 212, 255, 0.6);

}

.hero p {
    font-size: 20px;
    color: #a1a1aa;
    margin-bottom: 30px;
    text-align: justify;
    text-indent: 2em;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, #00d4ff, #0099cc);
    color: #0a0a0f;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #00b8e6, #007aa3);
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.3);
    color: #0a0a0f;
}

.btn-secondary {
    background: transparent;
    color: #00d4ff;
    border: 2px solid #00d4ff;
}

.btn-secondary:hover {
    background: rgba(0, 212, 255, 0.1);
    transform: translateY(-2px);
}

.btn-reset {
    background: #27272a;
    color: #a1a1aa;
    border: 1px solid #3f3f46;
}

.btn-reset:hover {
    background: #3f3f46;
    color: #e4e4e7;
}


.section {
    padding: 60px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.section-title {
    font-size: 32px;
    margin-bottom: 30px;
    text-align: center;
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 4px;
    background: linear-gradient(90deg, #00d4ff, #7c3aed);
    margin: 15px auto 0;
    border-radius: 2px;
}


.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.card {
    background: #1a1a2e;
    border: 1px solid #27272a;
    border-radius: 12px;
    padding: 30px;
    transition: all 0.3s ease;
}

.card:hover {
    border-color: #00d4ff;
    transform: translateY(-5px);
    box-shadow: 0 10px 40px rgba(0, 212, 255, 0.1);
}

.card-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.2), rgba(124, 58, 237, 0.2));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin-bottom: 20px;
}

.card h3 {
    font-size: 22px;
    margin-bottom: 15px;
    color: #00d4ff;
}

.card p {
    color: #a1a1aa;
    text-align: justify;
    text-indent: 1.5em;
}


.form-container {
    max-width: 600px;
    margin: 0 auto;
    background: #1a1a2e;
    border: 1px solid #27272a;
    border-radius: 16px;
    padding: 40px;
}

.form-group {
    margin-bottom: 25px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: #e4e4e7;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    background: #0f0f1a;
    border: 1px solid #3f3f46;
    border-radius: 8px;
    color: #e4e4e7;
    font-size: 16px;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #00d4ff;
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.checkbox-group {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
}

.checkbox-item {
    display: flex;
    align-items: center;
    gap: 8px;
    background: #0f0f1a;
    padding: 10px 15px;
    border-radius: 6px;
    border: 1px solid #3f3f46;
    cursor: pointer;
    transition: all 0.3s ease;
}

.checkbox-item:hover {
    border-color: #00d4ff;
}

.checkbox-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: #00d4ff;
}

.form-buttons {
    display: flex;
    gap: 15px;
    margin-top: 30px;
}


.comments-list {
    margin-top: 40px;
}

.comment {
    background: #1a1a2e;
    border: 1px solid #27272a;
    border-radius: 12px;
    padding: 20px;
    margin-bottom: 20px;
}

.comment-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 15px;
}

.comment-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #00d4ff, #7c3aed);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 20px;
    color: #0a0a0f;
}

.comment-info h4 {
    color: #00d4ff;
    margin-bottom: 5px;
}

.comment-info span {
    color: #71717a;
    font-size: 14px;
}

.comment-content {
    color: #a1a1aa;
    text-align: justify;
    text-indent: 1.5em;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 40px;
}

.gallery-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid #27272a;
    transition: all 0.3s ease;
}

.gallery-item:hover {
    border-color: #00d4ff;
    transform: scale(1.02);
    box-shadow: 0 20px 50px rgba(0, 212, 255, 0.2);
}

.gallery-item img {
    width: 100%;
    height: 280px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(10, 10, 15, 0.95));
    padding: 30px 20px 20px;
}

.gallery-caption h3 {
    color: #00d4ff;
    margin-bottom: 5px;
}

.gallery-caption p {
    color: #a1a1aa;
    font-size: 14px;
}

.ranking-table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 40px;
    background: #1a1a2e;
    border-radius: 12px;
    overflow: hidden;
}

.ranking-table th,
.ranking-table td {
    padding: 18px 20px;
    text-align: left;
}

.ranking-table th {
    background: #0f0f1a;
    color: #00d4ff;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 14px;
    letter-spacing: 1px;
}

.ranking-table tr {
    border-bottom: 1px solid #27272a;
    transition: background 0.3s ease;
}

.ranking-table tbody tr:hover {
    background: rgba(0, 212, 255, 0.05);
}

.ranking-table td {
    color: #a1a1aa;
}

.rank-position {
    font-weight: bold;
    color: #00d4ff;
}

.rank-gold {
    color: #fbbf24 !important;
}

.rank-silver {
    color: #d1d5db !important;
}

.rank-bronze {
    color: #f97316 !important;
}


footer {
    background: #0a0a0f;
    border-top: 1px solid #1a1a2e;
    padding: 40px 20px;
    text-align: center;
    margin-top: 60px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-bottom: 20px;
}

.footer-links a {
    color: #71717a;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: #00d4ff;
}

.footer-copyright {
    color: #52525b;
    font-size: 14px;
}


.page-header {
    background:
        linear-gradient(rgba(10, 10, 15, 0.6), rgba(10, 10, 15, 0.9)),
        url('../img/banner.jpg');

    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;

    padding: 60px 20px;
    text-align: center;

    font-family: 'Orbitron';
    font-size: 2.2rem;
    font-weight: 600;
    letter-spacing: 2px;
    color: #00d4ff;

    /* efeito tech */
    text-transform: uppercase;
    text-shadow: 0 0 8px rgba(0, 212, 255, 0.6);
}

.page-header h1 {
    font-size: 42px;
    margin-bottom: 15px;
    background: linear-gradient(90deg, #00d4ff, #7c3aed);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.page-header p {
    color: #a1a1aa;
    font-size: 18px;
}

@media (max-width: 768px) {
    .header-content {
        flex-direction: column;
        gap: 20px;
    }

    nav ul {
        flex-wrap: wrap;
        justify-content: center;
        gap: 10px;
    }

    .hero h1 {
        font-size: 32px;
    }

    .hero p {
        font-size: 16px;
    }

    .section-title {
        font-size: 26px;
    }

    .form-container {
        padding: 25px;
    }

    .form-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .footer-links {
        flex-direction: column;
        gap: 15px;
    }
}