/* =========================
             GOYS
   ========================= */

html,
body {
    margin: 0;
    padding: 0;
    min-height: 100%;
}

body {
    background: #20252a;
    color: #d5dbe0;
    font-family: Arial, Helvetica, sans-serif;
}


/* =========================
   ENTRANCE PAGE
   ========================= */

.enter-page {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.enter-page h1 {
    margin: 0 0 25px;
    color: #e2e6e9;
    font-family: "Courier New", monospace;
    font-size: 32px;
    letter-spacing: 6px;
    text-shadow: 2px 2px 0 #000;
}

.enter-section {
    text-align: center;
}

.enter-image {
    display: inline-block;
    padding: 4px;
    border: 2px solid #697581;
    background: #11161b;
    box-shadow:
        2px 2px 0 #000,
        inset 1px 1px 0 #89939c;
}

.enter-image img {
    display: block;
    max-width: 100%;
    height: auto;
}

.enter-image:hover {
    border-color: #ffffff;
    box-shadow:
        3px 3px 0 #000,
        0 0 8px rgba(160, 190, 220, 0.35);
}

.enter-text {
    margin: 10px 0 0;
    color: #b7c1ca;
    font-family: "Courier New", monospace;
    font-size: 12px;
}


/* =========================
   MAIN SITE
   ========================= */

.site {
    width: 760px;
    max-width: calc(100% - 20px);
    margin: 25px auto;
}


/* Header */

.header {
    border: 2px solid #697581;
    background: #30373d;
    padding: 15px;
    box-shadow:
        3px 3px 0 #000,
        inset 1px 1px 0 #89939c;
}

.header h1 {
    margin: 0;
    font-family: "Courier New", monospace;
    font-size: 28px;
    letter-spacing: 4px;
}

.header p {
    margin: 5px 0 0;
    color: #aeb8c0;
    font-family: "Courier New", monospace;
    font-size: 12px;
}


/* Navigation */

.nav {
    display: flex;
    flex-wrap: wrap;
    margin-top: 10px;
    gap: 4px;
}

.nav a {
    display: block;
    padding: 7px 14px;
    color: #e5e9ec;
    background: #4a535b;
    border-top: 2px solid #8b959d;
    border-left: 2px solid #8b959d;
    border-right: 2px solid #171b1f;
    border-bottom: 2px solid #171b1f;
    font-family: "Courier New", monospace;
    font-size: 12px;
    text-decoration: none;
}

.nav a:hover {
    background: #606b74;
}


/* Content boxes */

.box {
    margin-top: 15px;
    border: 2px solid #697581;
    background: #292f34;
    box-shadow:
        3px 3px 0 #000,
        inset 1px 1px 0 #89939c;
}

.box-title {
    padding: 6px 10px;
    background: #3c454d;
    border-bottom: 2px solid #15191c;
    color: #ffffff;
    font-family: "Courier New", monospace;
    font-size: 13px;
    font-weight: bold;
}

.box-content {
    padding: 15px;
    line-height: 1.5;
}


/* Buttons */

.button {
    display: inline-block;
    margin: 5px;
    padding: 8px 15px;
    color: #ffffff;
    background: #4a535b;
    border-top: 2px solid #929ca4;
    border-left: 2px solid #929ca4;
    border-right: 2px solid #15191c;
    border-bottom: 2px solid #15191c;
    font-family: "Courier New", monospace;
    font-size: 12px;
    text-decoration: none;
}

.button:hover {
    background: #606b74;
}


/* Footer */

.footer {
    margin-top: 20px;
    padding: 10px;
    color: #8f999f;
    font-family: "Courier New", monospace;
    font-size: 11px;
    text-align: center;
}


/* Mobile */

@media (max-width: 600px) {

    .site {
        width: auto;
        margin: 10px;
    }

    .enter-page h1 {
        font-size: 26px;
    }

    .enter-image img {
        max-width: calc(100vw - 40px);
    }

}