@import url('https://fonts.googleapis.com/css2?family=Fira+Code:wght@300;400;500;600;700&display=swap');

* {
    font-family: 'Fira Code', 'Courier New', monospace;
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --text-color: #c8e6c9;
    /* Verde claro legível */
    --main-color: #00ff41;
    /* Verde Matrix */
    --bg-color: #000000;
    /* Preto terminal */
    --container-color: #050a05;
    /* Fundo do artigo levemente diferente */
    --heading-color: #00ff41;
    /* Títulos em verde brilhante */
    --border-color: #00ff41;
}

*::selection {
    background: var(--main-color);
    color: var(--bg-color);
}

body {
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.8;
    /* Scanlines sutis */
    background-image: linear-gradient(rgba(0, 255, 65, 0.03) 1px, transparent 1px);
    background-size: 100% 3px;
}

.container {
    max-width: 1000px;
    margin: 7rem auto 5rem;
    /* Ajustado para não esconder atrás do header */
    padding: 40px;
    background-color: var(--container-color);
    border: 1px solid var(--border-color);
    border-radius: 0;
    /* Hacker = zero bordas redondas */
    box-shadow: 0 0 15px rgba(0, 255, 65, 0.05);
}

h1,
h2,
h3 {
    color: var(--heading-color);
    margin-bottom: 15px;
    text-shadow: 0 0 5px rgba(0, 255, 65, 0.3);
}

h1 {
    font-size: 2.2rem;
    margin-bottom: 25px;
    border-bottom: 1px dashed var(--border-color);
    padding-bottom: 15px;
}

h1::before {
    content: "cat ";
    opacity: 0.5;
    color: var(--text-color);
}

h2 {
    font-size: 1.5rem;
    margin-top: 40px;
}

h2::before {
    content: "./";
    opacity: 0.7;
}

p {
    margin-bottom: 20px;
    color: var(--text-color);
    font-size: 1.05rem;
}

.back-button {
    background-color: transparent;
    color: var(--main-color);
    border: 1px solid var(--main-color);
    border-radius: 0;
    padding: 8px 15px;
    cursor: pointer;
    font-size: 1rem;
    font-weight: 600;
    transition: 0.3s;
    text-transform: uppercase;
}

.back-button::before {
    content: '< ';
}

.back-button:hover {
    background-color: var(--main-color);
    color: var(--bg-color);
    box-shadow: 0 0 15px var(--main-color);
}

p strong {
    color: var(--main-color);
    font-weight: 600;
}

/* Estilo para trechos de código na mesma linha */
code {
    background-color: rgba(0, 255, 65, 0.08);
    color: var(--main-color);
    padding: 2px 6px;
    border: 1px solid rgba(0, 255, 65, 0.2);
    border-radius: 0;
    font-size: 0.95rem;
}

/* Adicionando suporte caso você use blocos de código grandes <pre><code> */
pre code {
    display: block;
    padding: 20px;
    overflow-x: auto;
    border: 1px solid var(--main-color);
    border-left: 4px solid var(--main-color);
    background: #000;
    margin: 25px 0;
    box-shadow: inset 0 0 10px rgba(0, 255, 65, 0.05);
}

header {
    background-color: rgba(0, 0, 0, 0.95);
    padding: 15px 0;
    border-bottom: 1px solid var(--main-color);
    box-shadow: 0 0 10px rgba(0, 255, 65, 0.2);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 100;
    backdrop-filter: blur(5px);
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: 1000px;
    margin: 0 auto;
    padding: 0 20px;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
    text-shadow: 0 0 5px var(--main-color);
}

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

.article-container {
    margin-top: 20px;
}

a {
    text-decoration: none;
    color: var(--main-color);
    transition: 0.3s;
}

a:hover {
    text-shadow: 0 0 8px var(--main-color);
}

/* --- MEDIA QUERIES --- */
@media (max-width: 1060px) {
    .container {
        max-width: 90%;
    }

    h1 {
        font-size: 1.8rem;
    }

    h2 {
        font-size: 1.4rem;
    }
}

@media (max-width: 768px) {
    .container {
        max-width: 92%;
        padding: 25px;
        margin-top: 6rem;
    }

    header {
        padding: 10px 0;
    }

    .nav {
        padding: 0 15px;
    }
}

@media (max-width: 570px) {
    h1 {
        font-size: 1.5rem;
    }

    h2 {
        font-size: 1.2rem;
    }

    p {
        font-size: 0.95rem;
    }

    .container {
        padding: 15px;
    }
}

@media (max-width: 396px) {
    h1 {
        font-size: 1.3rem;
    }

    h2 {
        font-size: 1rem;
    }

    p {
        font-size: 0.9rem;
    }

    .nav {
        flex-direction: column;
        align-items: flex-start;
    }

    .logo {
        margin-bottom: 10px;
    }
}