/* ============================================================
   Reasoning in the Wild — shared stylesheet
   ============================================================ */

/* ---------- design tokens ---------- */
:root {
    --paper:        #f5eed9;
    --paper-deep:   #ece0c4;
    --paper-light:  #fdf8ee;
    --ink:          #1c1712;
    --ink-soft:     #3a3028;
    --muted:        #7a6e60;
    --rule:         #c9b48e;
    --rule-light:   #e2d4b8;
    --card:         #fdf9f0;
    --card-hover:   #fffcf4;
    --shadow-sm:    rgba(50, 32, 12, 0.10);
    --shadow-md:    rgba(50, 32, 12, 0.18);
    --shadow-lg:    rgba(50, 32, 12, 0.28);

    /* accent palette */
    --accent:       #8f2f22;
    --accent-mid:   #a83c2e;
    --accent-dark:  #5f1f15;
    --accent-bg:    rgba(143, 47, 34, 0.07);
    --accent-border:rgba(143, 47, 34, 0.20);

    /* chapter stripe colours (warm palette) */
    --ch1: #8f2f22;   /* terracotta */
    --ch2: #5a6b2a;   /* sage */
    --ch3: #2a5068;   /* ink-blue */
    --ch4: #7a5010;   /* ochre */
    --ch6: #5a2a70;   /* plum */

    /* type */
    --font-body: "EB Garamond", Garamond, Georgia, "Times New Roman", serif;
    --font-ui:   "EB Garamond", Garamond, Georgia, serif;

    /* layout */
    --max-w: 1200px;
    --gutter: 1.5rem;
}

/* ---------- reset ---------- */
*, *::before, *::after { box-sizing: border-box; }
body, h1, h2, h3, p, figure, figcaption { margin: 0; }
img { display: block; max-width: 100%; }
a { color: inherit; }
button { font-family: var(--font-body); cursor: pointer; }

/* ---------- base ---------- */
body {
    font-family: var(--font-body);
    font-size: 1.05rem;
    line-height: 1.6;
    color: var(--ink);
    background-color: var(--paper);
    background-image:
        radial-gradient(ellipse 120% 50% at 50% 0%,   rgba(143,47,34,0.06) 0%, transparent 60%),
        radial-gradient(ellipse 80%  60% at 80% 100%, rgba(90,42,112,0.04) 0%, transparent 50%),
        linear-gradient(170deg, var(--paper-light) 0%, var(--paper) 55%, var(--paper-deep) 100%);
    min-height: 100vh;
}

/* paper-grain overlay via SVG noise — applied in HTML as a fixed <svg> */

/* ---------- skip link ---------- */
.skip-link {
    position: absolute;
    top: -3rem;
    left: 1rem;
    padding: 0.4rem 0.8rem;
    background: var(--accent);
    color: #fff;
    border-radius: 4px;
    font-size: 0.9rem;
    text-decoration: none;
    z-index: 9999;
    transition: top 150ms;
}
.skip-link:focus { top: 0.5rem; }

/* ============================================================
   SITE MASTHEAD — presents the archive as a page of
   mariamthalos.com, with nav back into the main site
   ============================================================ */
.site-masthead {
    width: 100%;
    background: var(--paper-light);
    border-bottom: 1px solid var(--rule);
    box-shadow: 0 1px 6px rgba(50, 32, 12, 0.06);
}

.masthead-inner {
    max-width: var(--max-w);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.6rem 1.5rem;
    flex-wrap: wrap;
    padding: 0.7rem var(--gutter);
}

.masthead-brand {
    font-size: 1.2rem;
    font-variant: small-caps;
    letter-spacing: 0.05em;
    color: var(--ink);
    text-decoration: none;
    white-space: nowrap;
}
.masthead-brand:hover { color: var(--accent-dark); }

.masthead-nav {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.2rem 0.3rem;
}

.masthead-nav a {
    font-size: 0.92rem;
    color: var(--ink-soft);
    text-decoration: none;
    padding: 0.3rem 0.85rem;
    border: 1px solid var(--rule);
    border-radius: 999px;
    background: var(--card);
    white-space: nowrap;
    transition: background 150ms, color 150ms, border-color 150ms;
}
.masthead-nav a:hover {
    background: var(--accent-bg);
    color: var(--accent-dark);
    border-color: var(--accent);
}
.masthead-nav a.active {
    color: var(--accent-dark);
    background: var(--accent-bg);
    border-color: var(--accent-border);
}

/* ============================================================
   HEADER / HERO
   ============================================================ */
.site-header {
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 4rem var(--gutter) 2.5rem;
    text-align: center;
    position: relative;
}

/* decorative rule above */
.site-header::before {
    content: "";
    display: block;
    width: min(380px, 70%);
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--rule), transparent);
    margin: 0 auto 2.2rem;
}

/* decorative rule below */
.site-header::after {
    content: "";
    display: block;
    width: 100%;
    height: 1px;
    background: linear-gradient(90deg, transparent 0%, var(--rule) 20%, var(--rule) 80%, transparent 100%);
    margin-top: 2.5rem;
}

.header-eyebrow {
    font-size: 0.78rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.9rem;
}

.site-title {
    font-size: clamp(2.8rem, 7vw, 5.5rem);
    font-weight: 500;
    line-height: 0.92;
    letter-spacing: -0.03em;
    font-style: italic;
}

.site-title em {
    font-style: normal;
}

.site-author {
    margin-top: 0.9rem;
    font-size: clamp(1rem, 2.2vw, 1.3rem);
    letter-spacing: 0.12em;
    text-transform: uppercase;
    font-variant: small-caps;
    color: var(--muted);
}

.site-author span {
    color: var(--ink-soft);
    font-variant: small-caps;
}

.header-ornament {
    margin: 1.2rem auto 0;
    color: var(--accent-dark);
    font-size: 1rem;
    letter-spacing: 0.6rem;
    opacity: 0.7;
}

.header-credo {
    max-width: 640px;
    margin: 1.4rem auto 0;
    font-size: 1.18rem;
    color: var(--ink-soft);
    line-height: 1.6;
}

.site-tagline {
    max-width: 600px;
    margin: 1.1rem auto 0;
    font-size: 1.15rem;
    font-style: italic;
    color: var(--muted);
    line-height: 1.5;
}

/* search-only controls bar centers the search box now that the
   Add Protocol CTA has moved below the gallery */
.controls-bar--search-only { justify-content: center; }
.controls-bar--search-only .search-wrap { flex: 1 1 600px; max-width: 600px; }

/* ============================================================
   CONTROLS BAR
   ============================================================ */
.controls-bar {
    width: min(var(--max-w), calc(100% - 2rem));
    margin: 2rem auto 0;
    display: flex;
    align-items: center;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: space-between;
}

.search-wrap {
    position: relative;
    flex: 1 1 280px;
    max-width: 520px;
}

.search-wrap::before {
    content: "⌕";
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--muted);
    font-size: 1.2rem;
    pointer-events: none;
}

.search-box {
    width: 100%;
    padding: 0.8rem 1rem 0.8rem 2.6rem;
    border: 1px solid var(--rule);
    border-radius: 999px;
    background: rgba(253, 249, 240, 0.92);
    color: var(--ink);
    font-family: var(--font-ui);
    font-size: 1.05rem;
    box-shadow: 0 4px 18px var(--shadow-sm), inset 0 1px 3px rgba(255,255,255,0.6);
    transition: border-color 150ms, box-shadow 150ms;
    -webkit-appearance: none;
}

.search-box:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 4px 18px var(--shadow-sm), 0 0 0 3px rgba(143,47,34,0.12);
}

.search-box::placeholder { color: var(--muted); }

.btn-add {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    padding: 0.78rem 1.4rem;
    background: var(--accent);
    color: #fff;
    border: none;
    border-radius: 999px;
    font-size: 1rem;
    font-family: var(--font-ui);
    letter-spacing: 0.03em;
    box-shadow: 0 4px 16px rgba(143,47,34,0.30);
    transition: background 150ms, box-shadow 150ms, transform 120ms;
    white-space: nowrap;
}

.btn-add:hover {
    background: var(--accent-mid);
    box-shadow: 0 6px 22px rgba(143,47,34,0.38);
    transform: translateY(-1px);
}

.btn-add:active { transform: translateY(0); }

.btn-add svg { width: 1.1em; height: 1.1em; flex-shrink: 0; }

/* ============================================================
   CONTENTS / CHAPTER NAV
   ============================================================ */
.chapter-nav {
    width: min(var(--max-w), calc(100% - 2rem));
    margin: 1.6rem auto 0;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.5rem;
    justify-content: center;
}

.chapter-nav .nav-label {
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
    margin-right: 0.3rem;
}

.nav-chip {
    padding: 0.35rem 0.9rem;
    border: 1px solid var(--rule);
    border-radius: 999px;
    background: var(--card);
    color: var(--ink-soft);
    font-size: 0.9rem;
    text-decoration: none;
    transition: border-color 150ms, background 150ms, color 150ms;
}
.nav-chip:hover {
    border-color: var(--accent);
    color: var(--accent-dark);
    background: var(--accent-bg);
}

/* ============================================================
   GALLERY
   ============================================================ */
#protocol-gallery {
    width: min(var(--max-w), calc(100% - 2rem));
    margin: 1.6rem auto 5rem;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 360px));
    justify-content: center;
    gap: 1.4rem;
    align-items: start;
}

/* chapter label spanning full row */
.chapter-heading {
    grid-column: 1 / -1;
    margin: 1.8rem 0 0.2rem;
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.78rem;
    font-weight: 400;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--muted);
}

.chapter-heading::before,
.chapter-heading::after {
    content: "";
    flex: 1;
    height: 1px;
    background: var(--rule-light);
}

.chapter-heading:first-child { margin-top: 0; }

/* ============================================================
   PROTOCOL CARD
   ============================================================ */
.protocol-card {
    background: var(--card);
    border: 1px solid var(--rule-light);
    border-left: 3.5px solid var(--ch1);   /* overridden by data-chapter */
    border-radius: 16px;
    padding: 1.2rem 1.2rem 1rem;
    box-shadow: 0 6px 28px var(--shadow-sm);
    position: relative;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    gap: 0;
    transition: transform 200ms ease, box-shadow 200ms ease, border-color 200ms ease, background 200ms ease;
    text-decoration: none;
    color: var(--ink);
}

/* inset hairline */
.protocol-card::after {
    content: "";
    position: absolute;
    inset: 0.55rem 0.55rem 0.55rem 0.9rem;
    border: 1px solid rgba(203,180,140,0.30);
    border-radius: 11px;
    pointer-events: none;
}

.protocol-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 18px 50px var(--shadow-md);
    background: var(--card-hover);
}

/* chapter border colours */
.protocol-card[data-chapter="1"] { border-left-color: var(--ch1); }
.protocol-card[data-chapter="2"] { border-left-color: var(--ch2); }
.protocol-card[data-chapter="3"] { border-left-color: var(--ch3); }
.protocol-card[data-chapter="4"] { border-left-color: var(--ch4); }
.protocol-card[data-chapter="6"] { border-left-color: var(--ch6); }

/* featured cards span two columns with a taller figure */
@media (min-width: 900px) {
    .protocol-card.featured { grid-column: span 2; }
    .protocol-card.featured .card-figure { height: 380px; }
}

/* card interior */
.card-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 0.55rem;
}

.protocol-label {
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent-dark);
    border-bottom: 1px solid currentColor;
    padding-bottom: 1px;
}

.protocol-page {
    font-size: 0.82rem;
    color: var(--muted);
    background: rgba(122,110,96,0.08);
    border: 1px solid var(--rule-light);
    border-radius: 999px;
    padding: 0.15rem 0.6rem;
    font-variant-numeric: oldstyle-nums;
    white-space: nowrap;
}

.protocol-card h2 {
    font-size: 1.18rem;
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.01em;
    margin-bottom: 0.75rem;
    padding-right: 0.4rem;
}

.card-figure {
    margin: 0 0 0.85rem;
    border: 1px solid var(--rule-light);
    border-radius: 10px;
    overflow: hidden;
    background: #fffdf8;
    box-shadow: inset 0 1px 4px rgba(50,32,12,0.06);
    height: 360px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.card-figure img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    padding: 0.8rem;
    transition: opacity 150ms;
}

.card-figure img:hover { opacity: 0.9; }

.card-caption {
    font-size: 0.93rem;
    font-style: italic;
    color: var(--ink-soft);
    line-height: 1.4;
    margin-bottom: 1rem;
    flex: 1;
}

.card-footer {
    margin-top: auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.5rem;
}

.protocol-page.contributed {
    color: var(--accent-dark);
    background: var(--accent-bg);
    border-color: var(--accent-border);
}

.card-contributor {
    font-size: 0.82rem;
    font-style: italic;
    color: var(--muted);
}

.detail-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    margin-top: 0.8rem;
}

.detail-tag {
    font-size: 0.78rem;
    color: var(--accent-dark);
    background: var(--accent-bg);
    border: 1px solid var(--accent-border);
    border-radius: 999px;
    padding: 0.12rem 0.6rem;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    font-size: 0.88rem;
    letter-spacing: 0.04em;
    color: var(--accent-dark);
    text-decoration: none;
    padding: 0.25rem 0;
    border-bottom: 1px solid transparent;
    transition: border-color 150ms, color 150ms;
}

.card-link:hover {
    color: var(--accent);
    border-bottom-color: var(--accent);
}

/* no-results */
.no-results {
    grid-column: 1 / -1;
    text-align: center;
    color: var(--muted);
    font-size: 1.15rem;
    font-style: italic;
    padding: 4rem 1rem;
}

/* ============================================================
   MODAL — Add / Edit Protocol
   ============================================================ */
.modal-backdrop {
    position: fixed;
    inset: 0;
    background: rgba(28,23,18,0.55);
    backdrop-filter: blur(3px);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 1rem;
    opacity: 0;
    pointer-events: none;
    transition: opacity 220ms ease;
}

.modal-backdrop.open {
    opacity: 1;
    pointer-events: all;
}

.modal {
    background: var(--paper-light);
    border: 1px solid var(--rule);
    border-radius: 20px;
    box-shadow: 0 32px 80px var(--shadow-lg);
    width: min(560px, 100%);
    max-height: 90vh;
    overflow-y: auto;
    padding: 2rem;
    position: relative;
    transform: translateY(18px) scale(0.98);
    transition: transform 220ms ease;
}

.modal-backdrop.open .modal {
    transform: translateY(0) scale(1);
}

.modal-title {
    font-size: 1.45rem;
    font-weight: 600;
    margin-bottom: 0.3rem;
    letter-spacing: -0.01em;
}

.modal-subtitle {
    font-size: 0.92rem;
    font-style: italic;
    color: var(--muted);
    margin-bottom: 1.6rem;
}

.modal-close {
    position: absolute;
    top: 1.1rem;
    right: 1.2rem;
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--muted);
    line-height: 1;
    padding: 0.2rem 0.4rem;
    border-radius: 6px;
    transition: color 120ms, background 120ms;
}

.modal-close:hover { color: var(--accent); background: var(--accent-bg); }

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.35rem;
    margin-bottom: 1rem;
}

.form-group.full { grid-column: 1 / -1; }

.form-group label {
    font-size: 0.78rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
}

.form-group input,
.form-group textarea,
.form-group select {
    font-family: var(--font-ui);
    font-size: 1rem;
    padding: 0.65rem 0.85rem;
    border: 1px solid var(--rule);
    border-radius: 10px;
    background: rgba(255,255,255,0.7);
    color: var(--ink);
    transition: border-color 150ms, box-shadow 150ms;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(143,47,34,0.10);
}

.form-group textarea { resize: vertical; min-height: 80px; }

.form-hint {
    font-size: 0.8rem;
    font-style: italic;
    color: var(--muted);
}

.modal-actions {
    display: flex;
    gap: 0.75rem;
    justify-content: flex-end;
    margin-top: 0.5rem;
}

.btn-secondary {
    padding: 0.7rem 1.3rem;
    background: none;
    border: 1px solid var(--rule);
    border-radius: 999px;
    color: var(--muted);
    font-size: 0.95rem;
    transition: border-color 150ms, color 150ms;
}
.btn-secondary:hover { border-color: var(--ink-soft); color: var(--ink); }

.btn-primary {
    padding: 0.7rem 1.5rem;
    background: var(--accent);
    border: none;
    border-radius: 999px;
    color: #fff;
    font-size: 0.95rem;
    box-shadow: 0 4px 14px rgba(143,47,34,0.28);
    transition: background 150ms, box-shadow 150ms;
}
.btn-primary:hover { background: var(--accent-mid); }

/* modal toast */
.modal-toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(3rem);
    background: var(--ink);
    color: var(--paper-light);
    padding: 0.7rem 1.4rem;
    border-radius: 999px;
    font-size: 0.95rem;
    box-shadow: 0 8px 28px var(--shadow-md);
    z-index: 2000;
    opacity: 0;
    transition: opacity 250ms ease, transform 250ms ease;
    pointer-events: none;
}
.modal-toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ============================================================
   PROTOCOL DETAIL PAGE
   ============================================================ */
.detail-nav {
    width: min(var(--max-w), calc(100% - 2rem));
    margin: 2rem auto 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.9rem;
    color: var(--muted);
}

.detail-nav a {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    text-decoration: none;
    color: var(--accent-dark);
    transition: color 150ms;
}
.detail-nav a:hover { color: var(--accent); }

.detail-wrap {
    width: min(900px, calc(100% - 2rem));
    margin: 2.5rem auto 5rem;
}

.detail-header {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--rule-light);
}

.detail-eyebrow {
    font-size: 0.78rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--accent);
    margin-bottom: 0.6rem;
}

.detail-title {
    font-size: clamp(1.7rem, 4vw, 2.6rem);
    font-weight: 600;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 0.6rem;
}

.detail-meta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    font-size: 0.9rem;
    color: var(--muted);
}

.detail-meta span {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}

.detail-figure {
    background: #fffdf8;
    border: 1px solid var(--rule-light);
    border-radius: 16px;
    padding: 1.5rem;
    box-shadow: 0 8px 32px var(--shadow-sm);
    margin-bottom: 2rem;
    text-align: center;
}

.detail-figure img {
    max-width: 100%;
    max-height: 560px;
    object-fit: contain;
    margin: 0 auto;
}

.detail-figure figcaption {
    margin-top: 1rem;
    font-size: 0.95rem;
    font-style: italic;
    color: var(--muted);
}

.detail-body {
    font-size: 1.1rem;
    line-height: 1.75;
    color: var(--ink-soft);
}

.detail-body p { margin-bottom: 1.2em; }

/* ---- detail sections (diagram / book text / walkthrough) ---- */
.hidden { display: none !important; }

.detail-section {
    margin: 2.5rem 0;
}

.section-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.section-title {
    font-size: 1.35rem;
    font-weight: 600;
    letter-spacing: -0.01em;
    color: var(--ink);
    display: flex;
    align-items: center;
    gap: 0.7rem;
}

.section-title::before {
    content: "";
    width: 1.6rem;
    height: 2px;
    background: var(--accent);
    display: inline-block;
}

.section-lead {
    color: var(--muted);
    font-style: italic;
    margin-bottom: 1.2rem;
}

.view-toggle {
    display: inline-flex;
    border: 1px solid var(--rule);
    border-radius: 999px;
    overflow: hidden;
    background: var(--card);
}

.vt-btn {
    padding: 0.4rem 1rem;
    font-family: var(--font-body);
    font-size: 0.88rem;
    background: none;
    border: none;
    color: var(--muted);
    cursor: pointer;
    transition: background 150ms, color 150ms;
}
.vt-btn.active { background: var(--accent); color: #fff; }

.loading-note {
    color: var(--muted);
    font-style: italic;
    padding: 2rem;
}

#diagram-mermaid svg,
#walk-diagram svg { max-width: 100%; height: auto; }

.book-quote {
    margin: 0;
    padding: 1.4rem 1.6rem;
    background: var(--card);
    border-left: 3px solid var(--accent);
    border-radius: 0 12px 12px 0;
    font-size: 1.1rem;
    line-height: 1.75;
    color: var(--ink-soft);
    box-shadow: 0 4px 20px var(--shadow-sm);
}

.walk {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.4rem;
    align-items: start;
}

.walk-stage {
    background: #fffdf8;
    border: 1px solid var(--rule-light);
    border-radius: 14px;
    padding: 1.2rem;
    min-height: 280px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: inset 0 1px 6px rgba(50,32,12,0.06);
    position: sticky;
    top: 1.5rem;
}

.walk-side {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.walk-progress { display: flex; gap: 0.45rem; }

.walk-dot {
    width: 2.2rem;
    height: 4px;
    border-radius: 999px;
    background: var(--rule-light);
    cursor: pointer;
    transition: background 180ms;
}
.walk-dot.done { background: var(--accent); }

.walk-step-title {
    font-size: 1.15rem;
    font-weight: 600;
    margin: 0.2rem 0 0;
    color: var(--accent-dark);
}

.walk-note {
    font-size: 1.04rem;
    line-height: 1.65;
    color: var(--ink-soft);
    margin: 0;
}
.walk-note em { font-style: italic; }
.walk-note strong { font-weight: 600; color: var(--ink); }

.walk-code {
    margin: 0;
    background: #fefcf6;
    border: 1px solid var(--rule-light);
    border-radius: 10px;
    padding: 0.9rem 1rem;
    font-family: "Menlo", "Consolas", "Monaco", monospace;
    font-size: 0.82rem;
    line-height: 1.7;
    overflow-x: auto;
    white-space: pre;
}

.walk-code .code-head { color: var(--accent-dark); font-weight: 600; display: block; }
.walk-code .code-line { display: block; border-radius: 4px; padding: 0 0.3rem; transition: background 180ms, opacity 180ms; }
.walk-code .code-line.dim    { opacity: 0.32; }
.walk-code .code-line.active { opacity: 0.85; }
.walk-code .code-line.new    { opacity: 1; background: rgba(143,47,34,0.12); box-shadow: inset 2px 0 0 var(--accent); }

.walk-controls {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.6rem;
    margin-top: 0.3rem;
}

.walk-counter { font-size: 0.88rem; color: var(--muted); font-variant-numeric: oldstyle-nums; }
.walk-controls .btn-secondary,
.walk-controls .btn-primary { padding: 0.5rem 1rem; font-size: 0.9rem; }
.walk-controls button:disabled { opacity: 0.4; cursor: not-allowed; }

.preview-error { color: var(--accent); font-family: monospace; font-size: 0.85rem; white-space: pre-wrap; padding: 1rem; }
.preview-empty { color: var(--muted); font-style: italic; padding: 2rem; }

@media (max-width: 720px) {
    .walk { grid-template-columns: 1fr; }
    .walk-stage { position: static; min-height: 220px; }
}

/* ---- discussion / comments ---- */
.comment-count {
    font-size: 1rem;
    font-weight: 400;
    color: var(--muted);
}

.comment-form {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
    background: var(--card);
    border: 1px solid var(--rule-light);
    border-radius: 12px;
    padding: 1rem;
    margin-bottom: 1.5rem;
}

.comment-author,
.comment-body {
    font-family: var(--font-body);
    font-size: 1rem;
    padding: 0.6rem 0.8rem;
    border: 1px solid var(--rule);
    border-radius: 8px;
    background: rgba(255,255,255,0.7);
    color: var(--ink);
}
.comment-author { max-width: 280px; }
.comment-body { resize: vertical; min-height: 56px; }

/* honeypot: kept in the DOM for bots, removed from view & a11y tree */
.hp-field {
    position: absolute !important;
    left: -9999px !important;
    width: 1px; height: 1px;
    overflow: hidden;
}

.comment-note {
    font-size: 0.8rem;
    color: var(--muted);
    margin: -0.1rem 0 0.1rem;
}

.comment-success {
    font-size: 0.92rem;
    color: var(--accent-dark);
    background: var(--card);
    border: 1px solid var(--rule-light);
    border-radius: 8px;
    padding: 0.7rem 0.9rem;
    margin-top: 0.7rem;
}

.cf-turnstile-slot { min-height: 0; }
.cf-turnstile-slot:not(:empty) { margin: 0.2rem 0; }
.comment-author:focus,
.comment-body:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(143,47,34,0.10);
}

.comment-form-actions {
    display: flex;
    justify-content: flex-end;
    gap: 0.5rem;
}
.comment-form-actions .btn-primary,
.comment-form-actions .btn-secondary { padding: 0.5rem 1.1rem; font-size: 0.92rem; }

.comment-list { display: flex; flex-direction: column; gap: 1.1rem; }

.comment-empty,
.comment-loading {
    color: var(--muted);
    font-style: italic;
}

.comment {
    border-left: 2px solid var(--rule-light);
    padding-left: 1rem;
}

.comment-head {
    display: flex;
    align-items: baseline;
    gap: 0.6rem;
    margin-bottom: 0.2rem;
}
.comment-author-name { font-weight: 600; color: var(--ink); }
.comment-time { font-size: 0.8rem; color: var(--muted); }
.comment-text { color: var(--ink-soft); line-height: 1.55; }

.comment-reply-btn {
    margin-top: 0.35rem;
    background: none;
    border: none;
    padding: 0;
    color: var(--accent-dark);
    font-family: var(--font-body);
    font-size: 0.85rem;
    cursor: pointer;
}
.comment-reply-btn:hover { color: var(--accent); text-decoration: underline; }

.comment-replies {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
    margin-top: 0.9rem;
}
.comment.reply { border-left-color: var(--accent-border); }

.reply-form-slot:not(:empty) { margin-top: 0.8rem; }
.reply-form { margin-bottom: 0; }

.detail-pagination {
    display: flex;
    gap: 1rem;
    justify-content: space-between;
    margin-top: 3rem;
    padding-top: 1.5rem;
    border-top: 1px solid var(--rule-light);
}

.pag-btn {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    text-decoration: none;
    color: var(--ink);
    max-width: 45%;
}
.pag-btn.next { text-align: right; }
.pag-btn small { font-size: 0.75rem; letter-spacing: 0.1em; text-transform: uppercase; color: var(--muted); }
.pag-btn strong { font-size: 1rem; color: var(--accent-dark); }
.pag-btn:hover strong { color: var(--accent); }

/* ============================================================
   FOOTER
   ============================================================ */
/* ============================================================
   CONTRIBUTE BAND (below the gallery)
   ============================================================ */
.contribute-band {
    width: min(var(--max-w), calc(100% - 2rem));
    margin: 3rem auto 0;
    padding: 2.2rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.1rem;
    text-align: center;
    border-top: 1px solid var(--rule-light);
}

.contribute-lead {
    font-size: 1.15rem;
    font-style: italic;
    color: var(--ink-soft);
    max-width: 46ch;
}

.site-footer {
    border-top: 1px solid var(--rule-light);
    padding: 2.5rem var(--gutter);
    text-align: center;
    font-size: 0.88rem;
    color: var(--muted);
    line-height: 1.8;
}

.footer-citation {
    max-width: 640px;
    margin: 0.4rem auto;
    font-size: 0.82rem;
    color: var(--muted);
    opacity: 0.85;
}

.site-footer em {
    font-style: italic;
    color: var(--ink-soft);
}

.site-footer a {
    color: var(--accent-dark);
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: border-color 150ms;
}
.site-footer a:hover { border-bottom-color: var(--accent-dark); }

/* ============================================================
   RESPONSIVE
   ============================================================ */
@media (max-width: 640px) {
    .site-header { padding: 3rem var(--gutter) 2rem; }
    .controls-bar { flex-direction: column; align-items: stretch; }
    .btn-add { justify-content: center; }
    .form-row { grid-template-columns: 1fr; }
    .detail-pagination { flex-direction: column; }
    .pag-btn.next { text-align: left; }
    .pag-btn { max-width: 100%; }
}