:root {
    --primary: #800020;
    --secondary: #2C0010;
    --accent: #FFD700;
    --dark: #1A0000;
    --light: #FFF8DC;
}

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

body {
    background: var(--dark);
    color: var(--light);
    font-family: 'MedievalSharp', cursive;
    min-height: 100vh;
    position: relative;
}

.castle-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(rgba(0,0,0,0.7), rgba(0,0,0,0.7)),
                url('https://images.unsplash.com/photo-1601662528567-526cd06f6582?auto=format&fit=crop&w=1920&q=80');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    z-index: -1;
}

.castle-header {
    background: linear-gradient(to bottom, var(--secondary), transparent);
    padding: 2rem;
    text-align: center;
    position: relative;
    border-bottom: 2px solid var(--accent);
}

.castle-header h1 {
    font-size: 4rem;
    color: var(--accent);
    text-shadow: 0 0 10px rgba(255,215,0,0.5),
                 2px 2px 4px rgba(0,0,0,0.8);
    letter-spacing: 4px;
}

.torch {
    width: 60px;
    height: 90px;
    position: absolute;
    top: 20px;
    background: radial-gradient(circle at 50% 0%, #ff6b0f, transparent 70%);
    animation: flicker 3s infinite alternate;
}

.torch.left { left: 20%; }
.torch.right { right: 20%; }

.algoritmos {
    max-width: 1200px;
    margin: 4rem auto;
    padding: 0 2rem;
}

.algoritmo-card {
    background: rgba(128, 0, 32, 0.8);
    border: 2px solid var(--accent);
    border-radius: 8px;
    margin: 2rem 0;
    padding: 2rem;
    transition: transform 0.3s ease;
    box-shadow: 0 0 20px rgba(128, 0, 32, 0.3);
}

.algoritmo-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(255, 215, 0, 0.3);
}

.contribuintes {
    max-width: 1200px;
    margin: 4rem auto;
    padding: 2rem;
}

.contribuintes-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.contribuinte-card {
    background: rgba(128, 0, 32, 0.8);
    border: 2px solid var(--accent);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    transition: transform 0.3s ease;
}

.contribuinte-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 15px rgba(255, 215, 0, 0.3);
}

.avatar {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    margin: 0 auto 1rem;
    border: 2px solid var(--accent);
    overflow: hidden;
    box-shadow: 0 0 15px rgba(255, 215, 0, 0.3);
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

h2 {
    color: var(--accent);
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 2rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
}

.complexidade {
    display: inline-block;
    background: var(--accent);
    color: var(--dark);
    padding: 0.5rem 1rem;
    border-radius: 4px;
    margin-top: 1rem;
    font-weight: bold;
}

footer {
    text-align: center;
    padding: 2rem;
    background: linear-gradient(to top, var(--secondary), transparent);
    border-top: 2px solid var(--accent);
}

@keyframes flicker {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.8; }
}

::-webkit-scrollbar {
    width: 12px;
}

::-webkit-scrollbar-track {
    background: var(--dark);
}

::-webkit-scrollbar-thumb {
    background: var(--accent);
    border-radius: 6px;
}

.readme {
    max-width: 1000px;
    margin: 4rem auto;
    padding: 2rem;
    background: rgba(44, 0, 16, 0.8);
    border: 2px solid var(--accent);
    border-radius: 8px;
    box-shadow: 0 0 20px rgba(128, 0, 32, 0.3);
}

.readme h2, .readme h3, .readme h4 {
    color: var(--accent);
    text-shadow: 2px 2px 4px rgba(0,0,0,0.5);
    margin-bottom: 1rem;
}

.readme p, .readme li, .readme code {
    font-size: 1.1rem;
    line-height: 1.6;
}

.readme ul, .readme ol {
    margin-left: 2rem;
    margin-bottom: 1.5rem;
}

.readme code {
    background: rgba(255, 215, 0, 0.2);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
}