/* ── Quarto overrides ── */
:root {
    --link-color: #0d7a6e;
}
body {
    padding: 0 !important;
    margin: 0 !important;
    font-size: 16px !important;
}
a {
    color: var(--teal) !important;
}
p {
    margin: 0;
}
main.content,
#quarto-document-content {
    padding: 0 !important;
    margin: 0 !important;
    max-width: 100% !important;
}

/* ── Reset & base ── */
*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --cream: #f7f4ef;
    --parchment: #ede9e0;
    --ink: #1c1a17;
    --ink-light: #4a4640;
    --ink-faint: #8a8479;
    --teal: #0d7a6e;
    --teal-light: #e6f4f2;
    --teal-mid: #1a9688;
    --border: #d4cfc5;
    --red-archive: #8b2e2e;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--cream) !important;
    color: var(--ink) !important;
    font-family: "Source Serif 4", Georgia, serif !important;
    font-weight: 300;
    line-height: 1.75;
    min-height: 100vh;
}

/* Kill all Quarto layout chrome */
#quarto-content,
.quarto-container,
main,
#quarto-document-content {
    padding: 0 !important;
    margin: 0 !important;
    max-width: 100% !important;
}

/* Grain overlay */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
    pointer-events: none;
    z-index: 0;
    opacity: 0.5;
}

.page-wrap {
    position: relative;
    z-index: 1;
    max-width: 740px;
    margin: 0 auto;
    padding: 0 32px 80px;
}

/* ── Top bar ── */
.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 28px 0 24px;
    border-bottom: 1px solid var(--border);
    opacity: 0;
    animation: fadeUp 0.6s ease forwards;
}
.topbar-left {
    display: flex;
    align-items: center;
    gap: 12px;
}
.logo-badge {
    font-family: "JetBrains Mono", monospace;
    font-size: 13px;
    font-weight: 500;
    color: var(--ink-faint);
    letter-spacing: 0.05em;
    text-decoration: none;
}
.arrow-badge {
    color: var(--teal-mid);
    font-size: 14px;
}
.new-badge {
    font-family: "JetBrains Mono", monospace;
    font-size: 13px;
    font-weight: 500;
    color: var(--teal);
    text-decoration: none;
    border-bottom: 1px solid var(--teal-mid);
    padding-bottom: 1px;
    transition: color 0.2s;
}
.new-badge:hover {
    color: var(--teal-mid);
}
.redirect-pill {
    font-family: "JetBrains Mono", monospace;
    font-size: 11px;
    color: var(--ink-faint);
    background: var(--parchment);
    border: 1px solid var(--border);
    border-radius: 20px;
    padding: 4px 12px;
}

/* ── Archive notice ── */
.archive-notice {
    margin: 36px 0 0;
    padding: 14px 20px;
    background: #fdf6f0;
    border-left: 3px solid var(--red-archive);
    border-radius: 0 4px 4px 0;
    opacity: 0;
    animation: fadeUp 0.6s ease 0.15s forwards;
}
.archive-notice p {
    font-size: 13.5px;
    color: var(--red-archive);
    font-style: italic;
    line-height: 1.6;
}

/* ── Hero ── */
.hero {
    padding: 52px 0 40px;
    opacity: 0;
    animation: fadeUp 0.7s ease 0.25s forwards;
}
.eyebrow {
    font-family: "JetBrains Mono", monospace;
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--ink-faint);
    margin-bottom: 18px;
}
h1.hero-title {
    font-family: "Playfair Display", Georgia, serif !important;
    font-size: clamp(32px, 5vw, 44px) !important;
    font-weight: 600 !important;
    line-height: 1.2 !important;
    color: var(--ink) !important;
    margin-bottom: 20px !important;
    border: none !important;
}
h1.hero-title em {
    font-style: italic;
    color: var(--teal);
}
.hero-body {
    font-size: 17px;
    color: var(--ink-light);
    max-width: 580px;
    line-height: 1.8;
    margin-bottom: 32px;
}
.cta-group {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    align-items: center;
}
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--teal);
    color: #fff !important;
    text-decoration: none !important;
    font-family: "Source Serif 4", serif;
    font-size: 15px;
    font-weight: 400;
    padding: 12px 24px;
    border-radius: 3px;
    transition:
        background 0.2s,
        transform 0.15s;
    letter-spacing: 0.01em;
}
.btn-primary:hover {
    background: var(--teal-mid);
    transform: translateY(-1px);
}
.btn-primary .arrow {
    transition: transform 0.2s;
}
.btn-primary:hover .arrow {
    transform: translateX(3px);
}
.btn-ghost {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--ink-light) !important;
    text-decoration: none !important;
    font-family: "JetBrains Mono", monospace;
    font-size: 12px;
    border-bottom: 1px solid var(--border);
    padding-bottom: 2px;
    transition:
        color 0.2s,
        border-color 0.2s;
}
.btn-ghost:hover {
    color: var(--teal) !important;
    border-color: var(--teal);
}

/* ── Divider ── */
.sect-divider {
    border: none;
    border-top: 1px solid var(--border);
    margin: 44px 0;
}

/* ── Section labels ── */
.section-label {
    font-family: "JetBrains Mono", monospace;
    font-size: 10.5px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--ink-faint);
    margin-bottom: 20px;
}

/* ── Topic map ── */
.topic-map {
    opacity: 0;
    animation: fadeUp 0.7s ease 0.4s forwards;
}
.topic-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--border);
    border: 1px solid var(--border);
    border-radius: 4px;
    overflow: hidden;
    margin-bottom: 10px;
}
.topic-cell {
    background: var(--cream);
    padding: 13px 16px;
    font-size: 13.5px;
    line-height: 1.5;
}
.topic-cell.from {
    color: var(--ink-faint);
    font-style: italic;
}
.topic-cell.to a {
    color: var(--teal) !important;
    text-decoration: none !important;
    font-weight: 400;
    font-size: 13px;
    font-family: "JetBrains Mono", monospace;
    border-bottom: 1px dashed var(--teal-light);
    transition: border-color 0.2s;
}
.topic-cell.to a:hover {
    border-color: var(--teal);
}
.topic-cell.header {
    background: var(--parchment);
    font-family: "JetBrains Mono", monospace;
    font-size: 10.5px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--ink-faint);
    font-style: normal;
    font-weight: 500;
}
.map-note {
    font-size: 12.5px;
    color: var(--ink-faint);
    font-style: italic;
}

/* ── Citation ── */
.citation-block {
    opacity: 0;
    animation: fadeUp 0.7s ease 0.55s forwards;
}
.citation-card {
    background: var(--parchment);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 24px 28px;
    position: relative;
}
.citation-card::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 20px;
    font-family: "Playfair Display", serif;
    font-size: 52px;
    color: var(--border);
    line-height: 1;
}
.citation-text {
    font-size: 14px;
    color: var(--ink-light);
    line-height: 1.75;
    margin-bottom: 16px;
}
.citation-text strong {
    color: var(--ink);
    font-weight: 600;
}
.doi-row {
    display: flex;
    align-items: center;
    gap: 12px;
    flex-wrap: wrap;
}
.doi-badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-family: "JetBrains Mono", monospace;
    font-size: 12px;
    color: var(--teal) !important;
    background: var(--teal-light);
    border: 1px solid #b2dcd8;
    border-radius: 3px;
    padding: 5px 10px;
    text-decoration: none !important;
    transition: background 0.2s;
}
.doi-badge:hover {
    background: #cfecea;
}
.copy-btn {
    font-family: "JetBrains Mono", monospace;
    font-size: 11px;
    color: var(--ink-faint);
    background: none;
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 5px 10px;
    cursor: pointer;
    transition:
        color 0.2s,
        border-color 0.2s;
}
.copy-btn:hover {
    color: var(--teal);
    border-color: var(--teal);
}
.bibtex-block {
    margin-top: 16px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: 3px;
    padding: 16px 18px;
    font-family: "JetBrains Mono", monospace;
    font-size: 12px;
    color: var(--ink-light);
    line-height: 1.7;
    white-space: pre;
    overflow-x: auto;
    display: none;
}
.bibtex-block.visible {
    display: block;
}

/* ── About svy ── */
.about-svy {
    opacity: 0;
    animation: fadeUp 0.7s ease 0.65s forwards;
}
.feature-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.feature-card {
    background: var(--parchment);
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 18px 20px;
}
.feature-icon {
    font-size: 20px;
    margin-bottom: 8px;
}
.feature-title {
    font-family: "Playfair Display", serif;
    font-size: 15px;
    font-weight: 600;
    color: var(--ink);
    margin-bottom: 5px;
}
.feature-desc {
    font-size: 13px;
    color: var(--ink-light);
    line-height: 1.65;
}
.feature-desc a {
    color: var(--teal) !important;
}

/* ── Footer ── */
footer.page-footer {
    margin-top: 60px;
    padding-top: 28px;
    border-top: 1px solid var(--border) !important;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    opacity: 0;
    animation: fadeUp 0.7s ease 0.75s forwards;
    background: none !important;
    color: var(--ink-faint) !important;
}
.footer-left {
    font-size: 12.5px;
    color: var(--ink-faint);
    line-height: 1.7;
}
.footer-left a {
    color: var(--teal) !important;
    text-decoration: none;
}
.footer-badges {
    display: flex;
    gap: 8px;
    flex-wrap: wrap;
}
.footer-badges img {
    height: 20px;
}

/* ── Redirect bar ── */
.redirect-bar {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--teal);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    padding: 12px 24px;
    font-size: 13.5px;
    font-family: "Source Serif 4", serif;
    z-index: 1000;
    transform: translateY(100%);
    animation: slideUp 0.5s ease 1s forwards;
}
.redirect-bar a {
    color: #fff !important;
    font-weight: 600;
    text-decoration: underline;
}
.redirect-countdown {
    font-family: "JetBrains Mono", monospace;
    font-size: 12px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 20px;
    padding: 3px 10px;
}
.redirect-dismiss {
    font-family: "JetBrains Mono", monospace;
    font-size: 11px;
    color: rgba(255, 255, 255, 0.7);
    cursor: pointer;
    background: none;
    border: none;
    margin-left: 8px;
    transition: color 0.2s;
}
.redirect-dismiss:hover {
    color: #fff;
}

/* ── Animations ── */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(16px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}
@keyframes slideUp {
    from {
        transform: translateY(100%);
    }
    to {
        transform: translateY(0);
    }
}

/* ── Responsive ── */
@media (max-width: 560px) {
    .topic-grid {
        grid-template-columns: 1fr;
    }
    .topic-cell.from {
        border-right: none;
        border-bottom: 1px solid var(--border);
    }
    .topic-cell.header.to {
        display: none;
    }
    .feature-row {
        grid-template-columns: 1fr;
    }
    footer.page-footer {
        flex-direction: column;
        align-items: flex-start;
    }
}

:root {
    --link-color: #0d7a6e;
}