/* ---- Notebook theme ---- */
* {
    box-sizing: border-box;
}

body {
    background-color: rgb(8, 8, 8);
    background-image:
        linear-gradient(rgba(200, 210, 230, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(200, 210, 230, 0.06) 1px, transparent 1px);
    background-size: 24px 24px;
    color: #c9c9c0;
    font-family: 'Maple Mono NF', ui-monospace, 'Cascadia Code', Menlo, Consolas, monospace;
    line-height: 1.65;
    margin: 0;
    padding: 0 2rem 4rem 96px;
}

/* Red margin line (double, like a real notebook) */
body::before {
    content: '';
    position: fixed;
    top: 0;
    bottom: 0;
    left: 64px;
    width: 4px;
    background: repeating-linear-gradient(
        to right,
        rgba(220, 90, 90, 0.35) 0 1px,
        transparent 1px 3px
    );
    pointer-events: none;
}

h1,
h2,
h3 {
    font-family: 'Maple Mono NF', ui-monospace, 'Cascadia Code', Menlo, Consolas, monospace;
    line-height: 1.3;
}

h2 {
    margin-top: 3rem;
}

a {
    color: #7fa3d8;
    text-decoration: none;
}

a:hover {
    color: #e06c5a;
    text-decoration: underline;
}

main a svg {
    vertical-align: -0.15em;
    margin-right: 0.45em;
}

/* ---- Nav ---- */
nav {
    display: flex;
    justify-content: flex-end;
    font-family: 'Maple Mono NF', ui-monospace, 'Cascadia Code', Menlo, Consolas, monospace;
    font-size: 0.95rem;
    padding: 1.4rem 0;
    margin-bottom: 2.5rem;
}

nav a {
    color: #c9c9c0;
    margin-left: 1.5rem;
}

nav a.active {
    font-weight: bold;
    text-decoration: underline;
}

/* ---- Layout ---- */
main {
    max-width: 720px;
    margin: 0 auto;
}

/* ---- Post list ---- */
.post-list {
    list-style: none;
    padding: 0;
}

.post-list li {
    margin: 0.8rem 0;
}

.date {
    color: #6e6e64;
    font-family: 'Maple Mono NF', ui-monospace, 'Cascadia Code', Menlo, Consolas, monospace;
    font-size: 0.85rem;
    margin-left: 0.75rem;
}

/* ---- Article ---- */
/* ---- Article content (generated from markdown) ---- */
article pre {
    background-color: #16181d;
    border: 1px solid rgba(200, 210, 230, 0.12);
    padding: 1rem 1.25rem;
    overflow-x: auto;
    font-size: 0.9rem;
    line-height: 1.5;
}

article code {
    font-family: 'Maple Mono NF', ui-monospace, 'Cascadia Code', Menlo, Consolas, monospace;
}

article p code,
article li code {
    background-color: #16181d;
    border: 1px solid rgba(200, 210, 230, 0.12);
    padding: 0.1rem 0.4rem;
    font-size: 0.85em;
}

article blockquote {
    border-left: 2px solid rgba(220, 90, 90, 0.45);
    margin-left: 0;
    padding-left: 1.25rem;
    color: #9a9a90;
}

article li {
    margin: 0.35rem 0;
}

.back {
    font-family: 'Maple Mono NF', ui-monospace, 'Cascadia Code', Menlo, Consolas, monospace;
    font-size: 0.9rem;
    display: inline-block;
    margin-top: 3rem;
}