:root {
    --expert-dark: #121212;
    --expert-graphite: #2b2b2b;
    --expert-red: #d32f2f;
    --msx-blue: #1d2b53;
    --text-main: #e0e0e0;
    --text-muted: #aaaaaa;
    --font-ui: 'Inter', sans-serif;
    --font-retro: 'VT323', monospace;
}

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

body {
    font-family: var(--font-ui);
    background-color: var(--expert-graphite);
    color: var(--text-main);
    line-height: 1.6;
}

.container {
    max-width: 1100px;
    margin: 0 auto;
    padding: 0 20px;
}

.site-header {
    background-color: var(--expert-dark);
    border-bottom: 4px solid var(--expert-red);
    padding: 1.2rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.header-flex {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo a {
    color: #fff;
    text-decoration: none;
    font-size: 1.8rem;
    font-weight: 800;
    font-style: italic;
    letter-spacing: 1px;
}

.logo span {
    color: var(--expert-red);
}

.nav-links {
    list-style: none;
    display: flex;
    gap: 1.5rem;
}

.nav-links a {
    color: var(--text-main);
    text-decoration: none;
    font-weight: 600;
    font-size: 0.95rem;
    transition: color 0.3s;
}

.nav-links a:hover {
    color: var(--expert-red);
}

.hero {
    padding: 4rem 0;
    background-color: var(--expert-dark);
    border-bottom: 1px solid #333;
}

.hero-flex {
    display: flex;
    align-items: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.hero-text {
    flex: 1;
    min-width: 300px;
}

.hero-text h1 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #fff;
}

.hero-text p {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 15px;
}

.dica {
    display: inline-block;
    background: #333;
    color: #ffeb3b;
    padding: 5px 10px;
    font-size: 0.85rem;
    border-radius: 4px;
    border: 1px solid #555;
}

.msx-monitor {
    flex: 1;
    min-width: 320px;
    padding: 15px;
    background-color: #1a1a1a;
    border-radius: 12px;
    box-shadow: inset 0 0 10px #000, 0 15px 35px rgba(0, 0, 0, 0.8);
    position: relative;
    border: 2px solid #333;
}

.msx-screen {
    background-color: var(--msx-blue);
    padding: 1.5rem;
    height: 320px;
    position: relative;
    border-radius: 12px;
    font-family: var(--font-retro);
    color: #fff;
    font-size: 1.4rem;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    cursor: pointer;
}

#text-layer {
    z-index: 5;
    position: relative;
    text-shadow: 0 0 5px rgba(255, 255, 255, 0.8);
}

#boot-text {
    display: inline;
}

.cursor {
    display: inline-block;
    width: 12px;
    height: 1.2rem;
    background-color: #fff;
    animation: blink 1s step-end infinite;
    vertical-align: bottom;
}

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

#game-canvas {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    image-rendering: -moz-crisp-edges;
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    image-rendering: pixelated;
    object-fit: cover;
    z-index: 3;
    display: none;
}

.crt-effect::after {
    content: " ";
    display: block;
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    background: linear-gradient(rgba(18, 16, 16, 0) 50%, rgba(0, 0, 0, 0.25) 50%);
    background-size: 100% 4px;
    z-index: 10;
    pointer-events: none;
    box-shadow: inset 0 0 50px rgba(0, 0, 0, 0.8);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    padding: 4rem 20px;
}

.card {
    background-color: var(--expert-dark);
    padding: 2rem;
    border-radius: 8px;
    border-top: 4px solid var(--expert-red);
    transition: transform 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
}

.card h2 {
    color: #fff;
    font-size: 1.3rem;
    margin-bottom: 1rem;
}

.card p {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 1.5rem;
}

.btn {
    display: inline-block;
    background-color: var(--expert-graphite);
    color: #fff;
    padding: 0.5rem 1.2rem;
    text-decoration: none;
    border: 1px solid #444;
    border-radius: 4px;
    font-weight: 600;
    transition: background-color 0.3s;
}

.btn:hover {
    background-color: var(--expert-red);
    border-color: var(--expert-red);
}
/* === ESTILOS DAS PÁGINAS INTERNAS === */
.page-hero {
    padding: 3rem 0;
    background-color: var(--expert-dark);
    border-bottom: 1px solid #333;
    text-align: center;
}
.page-hero h1 { font-size: 2.5rem; color: #fff; margin-bottom: 0.5rem; }
.page-hero p { color: var(--expert-red); font-size: 1.2rem; font-family: var(--font-retro); }

.content-section { padding: 4rem 20px; max-width: 800px; margin: 0 auto; }
.content-section h2 { color: #fff; border-bottom: 2px solid var(--expert-red); padding-bottom: 0.5rem; margin: 2rem 0 1rem; }
.content-section p { margin-bottom: 1.2rem; font-size: 1.1rem; color: var(--text-main); line-height: 1.8; }
.content-section ul { margin-left: 20px; margin-bottom: 1.5rem; color: var(--text-muted); line-height: 1.8; }
.content-section li { margin-bottom: 0.5rem; }

.code-box {
    background-color: var(--msx-blue); color: #fff;
    font-family: var(--font-retro); font-size: 1.3rem;
    padding: 1.5rem; border-radius: 8px; border: 4px solid #000;
    margin-bottom: 2rem; overflow-x: auto; white-space: pre-wrap;
    box-shadow: inset 0 0 10px rgba(0,0,0,0.5);
}

.accessory-item { display: flex; align-items: flex-start; gap: 2rem; background-color: var(--expert-dark); padding: 2rem; border-radius: 8px; margin-bottom: 2rem; border-top: 4px solid #444; }
.acc-icon { font-size: 3rem; background: var(--expert-graphite); padding: 1rem; border-radius: 8px; color: #fff; min-width: 80px; text-align: center; }
.acc-text h3 { color: #00bcd4; font-size: 1.5rem; margin-bottom: 10px; font-family: var(--font-retro); letter-spacing: 1px; }

@media (max-width: 600px) {
    .accessory-item { flex-direction: column; gap: 1rem; }
}
footer {
    background-color: var(--expert-dark);
    text-align: center;
    padding: 2rem 0;
    color: var(--text-muted);
    border-top: 1px solid #222;
}