/* =============================================================================
   home.css — paper layout homepage

   Single-column ML-paper aesthetic. body is position:relative so the margin
   note can be positioned absolutely outside the 38em column without being
   fixed to the viewport.
   ============================================================================= */


/* ── Page layout ──────────────────────────────────────────────────────────── */

body {
    position: relative; /* containing block for .margin-note */
    padding: 2.5rem 1.25rem 4rem;
}

@media (max-width: 640px) {
    body { padding: 1.25rem 12px 3rem; }
}



/* ── Margin annotation ────────────────────────────────────────────────────── */

/* left: -5.5rem sits outside body's left edge; body's auto centering
   handles responsive positioning. Hidden when no real margin space exists. */
.margin-note {
    position: absolute;
    left: -5.5rem;
    top: 10rem;
    writing-mode: vertical-rl;
    transform: rotate(180deg);
    font-size: 1.3em;
    color: var(--muted);
    letter-spacing: 0.03em;
    user-select: none;
    white-space: nowrap;
}

@media (max-width: 52em) {
    .margin-note { display: none; }
}


/* ── Paper header ─────────────────────────────────────────────────────────── */

.paper-header {
    text-align: center;
    padding-top: 0.5rem;
    margin-bottom: 2rem;
}

.paper-header h1 {
    margin-bottom: 0.3em;
}

.paper-email {
    font-family: 'Latin Modern Mono', 'Courier New', monospace;
    font-size: 0.85em;
    color: var(--muted);
    margin: 0;
}

.paper-email::before { content: '<'; user-select: none; -webkit-user-select: none; }
.paper-email::after  { content: '>'; user-select: none; -webkit-user-select: none; }



/* ── Abstract ─────────────────────────────────────────────────────────────── */

.paper-abstract {
    margin-bottom: 5rem;
}

.paper-abstract h2 {
    font-size: 0.9em;
    font-weight: bold;
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 0;
    margin-bottom: 0.6em;
}

.paper-abstract p {
    text-align: justify;
    margin-bottom: 0;
}


/* ── Divider ──────────────────────────────────────────────────────────────── */

.paper-rule {
    border: none;
    border-top: 1px solid var(--border);
    margin: 0.5rem 0 1rem;
}


/* ── Figures ──────────────────────────────────────────────────────────────── */

/* Side-by-side pair — flex so a single figure centers and two sit side by side. */
.paper-figures-row {
    display: flex;
    justify-content: center;
    gap: 1.5em;
    margin: 0.5rem 0 2rem;
}

.paper-figure {
    flex: 0 0 calc(50% - 0.75em);
    margin: 0;
    text-align: center;
}

/* Both figures same height so the row looks intentional, not accidental. */
.paper-figures-row .paper-figure img {
    width: 100%;
    height: 13em;
    object-fit: cover;
    object-position: center;
    display: block;
}

.paper-figure figcaption {
    font-size: 0.8em;
    color: var(--muted);
    margin-top: 0.4em;
}

.paper-figure figcaption b {
    color: var(--text);
}


/* ── Footer ───────────────────────────────────────────────────────────────── */

.home-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-top: 3rem;
    padding-top: 1.25rem;
    border-top: 1px solid var(--border);
    font-size: 0.85em;
    color: var(--muted);
}

.home-footer p { margin: 0; line-height: 1; }

.footer-social {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-bottom: 0;
}

.footer-social a {
    color: var(--muted);
    display: flex;
    align-items: center;
    text-decoration: none;
}

.footer-social a:hover { color: var(--accent); }

.footer-social a + a::before { display: none; }
.footer-social a[target="_blank"]::after { display: none; }

.footer-social svg { width: 1.1em; height: 1.1em; }


/* ── Pixel images ─────────────────────────────────────────────────────────── */

/* For any pixel/hand-drawn images on the home page — disable anti-aliasing.
   Mirror of img.doodle in article.css. */
img.pixel {
    image-rendering: pixelated;
    image-rendering: crisp-edges;
}