:root {
    color-scheme: dark;
    --page: #152130;
    --panel: #1c2a3d;
    --field: #142132;
    --border: #3b4c62;
    --text: #e0e4e9;
    --muted: #b2becb;
    --link: #98c9d3;
    --cyan: #65b7c6;
}

* { box-sizing: border-box; }
html { min-height: 100%; background: var(--page); }
body {
    max-width: 1240px;
    margin: 0 auto;
    padding: 32px 28px 48px;
    background: var(--page);
    color: var(--text);
    font: 16px/1.6 "Segoe UI", Arial, sans-serif;
    overflow-wrap: anywhere;
}

a { color: var(--link); text-underline-offset: 3px; }
a:visited { color: #b8c0da; }
a:hover { color: #c1e3e8; }
a:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible {
    outline: 2px solid var(--cyan);
    outline-offset: 3px;
}
h1 {
    margin: 0 0 28px;
    padding-left: 16px;
    border-left: 4px solid var(--cyan);
    color: #e2e6eb;
    font-size: clamp(1.9rem, 4vw, 2.5rem);
    line-height: 1.3;
    letter-spacing: -.03em;
}
h3 { margin: 0 0 12px; color: #cbd8e3; font-size: 1.15rem; }
p { margin: 16px 0; }
hr { height: 1px; border: 0; background: var(--border); margin: 32px 0; }

#id_floating_links {
    float: right;
    margin: 0 0 16px 24px;
    padding: 10px 18px;
    border: 1px solid var(--border);
    border-radius: 8px;
    background: #1a283b;
    color: #73879d;
    text-align: center;
    font-size: .9rem;
}
#id_floating_links a { margin: 0 3px; }
form {
    clear: both;
    margin-bottom: 28px;
    padding: 22px 24px;
    border: 1px solid var(--border);
    border-top: 3px solid #526b85;
    border-radius: 8px;
    background: var(--panel);
    color: var(--muted);
}
form p:first-child { margin-top: 0; }
form p:last-child { margin-bottom: 0; font-size: .94rem; line-height: 1.9; }
input, select, textarea { font: inherit; color: var(--text); }
input[type="search"], select {
    padding: 9px 12px;
    border: 1px solid #4a5c73;
    border-radius: 5px;
    background: var(--field);
}
input[type="search"] { width: min(100%, 400px); margin-top: 7px; }
select { margin-left: 6px; min-width: 170px; }
option { background: var(--field); color: var(--text); }
input[type="submit"] {
    margin: 7px 0 0 6px;
    padding: 9px 19px;
    border: 1px solid #a3678d;
    border-radius: 5px;
    background: #804565;
    color: #f0e5eb;
    font-weight: 600;
    cursor: pointer;
}
input[type="submit"]:hover { background: #945175; }
input[type="checkbox"] { accent-color: #6caebc; margin: 0 9px 0 0; vertical-align: middle; }

.class_item_box {
    width: min(100%, 560px);
    padding: 16px 18px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: #1a293b;
    color: #d8e1e9;
    overflow-wrap: anywhere;
}
.class_item_box img { margin: 0 0 10px 14px; }
.class_white_text { color: var(--link); }
.class_red_paragraph, .class_orange_paragraph, .class_green_paragraph {
    width: min(100%, 720px);
    padding: 12px 16px;
    border: 1px solid;
    border-left-width: 4px;
    border-radius: 5px;
}
.class_red_paragraph { background: #352a35; border-color: #865d71; color: #e4cdd6; }
.class_orange_paragraph { background: #332f28; border-color: #887858; color: #dfd3ba; }
.class_green_paragraph { background: #23332f; border-color: #557b6f; color: #cce0d7; }
textarea {
    display: inline-block;
    width: calc(50% - 8px);
    min-height: 390px;
    margin: 10px 8px 18px 0;
    padding: 16px;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: #111c2b;
    color: #cbd7e2;
    font: 14px/1.55 Consolas, "Courier New", monospace;
    vertical-align: top;
    resize: vertical;
    overflow-wrap: normal;
}
.augment_export { margin: 28px 0; padding-top: 24px; border-top: 1px solid var(--border); }
#bottom { padding-top: 12px; font-size: .9rem; }

@media (max-width: 760px) {
    body { padding: 20px 16px 36px; }
    #id_floating_links { float: none; margin: 0 0 24px; }
    form { padding: 18px 16px; }
    textarea { display: block; width: 100%; margin-right: 0; min-height: 320px; }
}
@media (max-width: 480px) {
    input[type="search"] { width: calc(100% - 100px); }
    input[type="submit"] { padding-left: 13px; padding-right: 13px; }
}