/* ==========================================================================
   Sherlock Holmes Reading Order — tracker (app.php) and the crawlable
   list on the description page (inline.php). Theme colours only via the
   site variables (--bg, --bg-card, --bg-raised, --border, --text,
   --text-dim, --accent, --accent-soft).
   ========================================================================== */

.ro-shell {
    display: grid;
    grid-template-columns: minmax(250px, 310px) minmax(0, 1fr);
    gap: 1.4rem;
    max-width: 1200px;
    margin: 0 auto;
    align-items: start;
}
.ro-side {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    position: sticky;
    top: 3.4rem;
    max-height: calc(100vh - 6.2rem); /* title + status bars */
    overflow-y: auto;
    scrollbar-width: thin;
}
.ro-main { min-width: 0; }

.ro-card {
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1rem 1.1rem;
}
.ro-card-title {
    margin: 0 0 0.6rem;
    font-size: 0.78rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--text-dim);
}
.ro-big { margin: 0 0 0.5rem; color: var(--text-dim); }
.ro-big strong { font-size: 2.2rem; color: var(--accent); line-height: 1; margin-right: 0.15rem; }

.ro-bar {
    display: block;
    height: 10px;
    border-radius: 999px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    overflow: hidden;
}
.ro-bar > span {
    display: block;
    height: 100%;
    width: 0;
    background: var(--accent);
    border-radius: inherit;
    transition: width 0.35s ease;
}
.ro-bar-mini { height: 6px; grid-column: 1 / -1; }

.ro-next { margin: 0.7rem 0 0.4rem; font-size: 0.92rem; color: var(--text-dim); }
.ro-next a { color: var(--accent); font-weight: bold; }

.ro-cols { list-style: none; margin: 0.6rem 0 0; padding: 0; display: flex; flex-direction: column; gap: 0.15rem; }
.ro-col-btn {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 0.25rem 0.5rem;
    align-items: center;
    background: none;
    border: 1px solid transparent;
    border-radius: 8px;
    padding: 0.4rem 0.5rem;
    color: var(--text);
    font: inherit;
    font-size: 0.86rem;
    text-align: left;
    cursor: pointer;
}
.ro-col-btn:hover { border-color: var(--border); background: var(--bg-card); }
.ro-col-row.active .ro-col-btn { border-color: var(--accent); background: var(--accent-soft); }
.ro-col-count { color: var(--text-dim); font-variant-numeric: tabular-nums; }

.ro-actions { display: flex; flex-wrap: wrap; gap: 0.45rem; align-items: center; }
.ro-actions .button-secondary,
.ro-actions .button-primary { padding: 0.45rem 0.8rem; font-size: 0.86rem; }
.ro-link-btn {
    background: none;
    border: none;
    color: var(--text-dim);
    text-decoration: underline;
    font: inherit;
    font-size: 0.84rem;
    cursor: pointer;
    padding: 0.3rem;
}
.ro-link-btn:hover { color: var(--accent); }
.ro-msg { min-height: 1.2em; margin: 0.5rem 0 0; font-size: 0.85rem; color: var(--accent); }
.ro-about p { margin: 0 0 0.5rem; font-size: 0.84rem; color: var(--text-dim); line-height: 1.5; }

/* Toolbar */
.ro-toolbar {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem 1.2rem;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.6rem;
}
.ro-seg {
    display: inline-flex;
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: 999px;
    padding: 3px;
    gap: 2px;
}
.ro-seg-btn {
    background: none;
    border: none;
    border-radius: 999px;
    padding: 0.45rem 0.95rem;
    color: var(--text-dim);
    font: inherit;
    font-size: 0.92rem;
    cursor: pointer;
    white-space: nowrap;
}
.ro-seg-btn:hover { color: var(--text); }
.ro-seg-btn.active { background: var(--accent); color: var(--bg); font-weight: bold; }
.ro-filters { display: flex; flex-wrap: wrap; gap: 0.6rem; align-items: center; }
.ro-select-label { display: inline-flex; align-items: center; gap: 0.4rem; font-size: 0.86rem; color: var(--text-dim); }
.ro-filters select,
.ro-filters input[type="search"] {
    background: var(--bg-card);
    color: var(--text);
    border: 1px solid var(--border);
    border-radius: 8px;
    padding: 0.42rem 0.6rem;
    font: inherit;
    font-size: 0.88rem;
}
.ro-filters input[type="search"] { width: 11rem; }
.ro-filters select:focus,
.ro-filters input:focus { outline: none; border-color: var(--accent); }
.ro-check { display: inline-flex; align-items: center; gap: 0.35rem; font-size: 0.88rem; color: var(--text-dim); cursor: pointer; }
.ro-check input { accent-color: var(--accent); }
.ro-sr { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

.ro-view-intro { color: var(--text-dim); font-size: 0.92rem; margin: 0.2rem 0 0.8rem; max-width: 60rem; }

.ro-import {
    border: 1px solid var(--accent);
    background: var(--accent-soft);
    border-radius: 12px;
    padding: 0.8rem 1rem;
    margin-bottom: 1rem;
}
.ro-import p { margin: 0 0 0.6rem; }

/* List */
.ro-era {
    margin: 1.4rem 0 0.5rem;
    font-size: 0.8rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--accent);
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.35rem;
}
.ro-list > .ro-era:first-child { margin-top: 0.4rem; }
.ro-ol { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 0.45rem; }
.ro-item {
    display: grid;
    grid-template-columns: 2.2rem 1.6rem minmax(0, 1fr);
    gap: 0.2rem 0.55rem;
    align-items: start;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: 10px;
    padding: 0.65rem 0.9rem 0.65rem 0.6rem;
    transition: border-color 0.2s ease, opacity 0.2s ease;
}
.ro-item:hover { border-color: var(--accent); }
.ro-num {
    text-align: right;
    color: var(--text-dim);
    font-variant-numeric: tabular-nums;
    font-size: 0.9rem;
    padding-top: 0.15rem;
}
.ro-box {
    width: 1.3rem;
    height: 1.3rem;
    margin: 0.1rem 0 0;
    accent-color: var(--accent);
    cursor: pointer;
}
.ro-title-row { display: flex; flex-wrap: wrap; gap: 0.5rem; align-items: baseline; }
.ro-title { color: var(--text); font-weight: bold; text-decoration: none; font-size: 1.02rem; }
.ro-title:hover { color: var(--accent); text-decoration: underline; }
.ro-tag {
    font-size: 0.7rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    border: 1px solid var(--accent);
    color: var(--accent);
    border-radius: 999px;
    padding: 0.05rem 0.45rem;
}
.ro-meta { margin: 0.15rem 0 0; font-size: 0.83rem; color: var(--text-dim); }
.ro-date { color: var(--accent); font-variant-numeric: tabular-nums; }
.ro-why { margin: 0.3rem 0 0; font-size: 0.88rem; color: var(--text-dim); line-height: 1.5; }
.ro-item.is-read { border-color: transparent; background: var(--bg-raised); }
.ro-item.is-read .ro-title { color: var(--text-dim); text-decoration: line-through; text-decoration-thickness: 1px; }
.ro-item.is-read .ro-why { opacity: 0.7; }
.ro-after, .ro-empty { margin: 1rem 0; color: var(--text-dim); font-size: 0.92rem; }

@media (max-width: 860px) {
    .ro-shell { grid-template-columns: 1fr; }
    .ro-side { position: static; order: 2; max-height: none; overflow: visible; }
    .ro-main { order: 1; }
    .ro-toolbar { flex-direction: column; align-items: stretch; }
    .ro-seg { display: flex; }
    .ro-seg-btn { flex: 1; min-width: 0; padding: 0.45rem 0.3rem; font-size: 0.86rem; overflow: hidden; text-overflow: ellipsis; }
    .ro-filters { display: grid; grid-template-columns: minmax(0, 1fr) auto; }
    .ro-select-label { grid-column: 1 / -1; min-width: 0; }
    .ro-select-label select { flex: 1; min-width: 0; }
    .ro-search { min-width: 0; }
    .ro-filters input[type="search"] { flex: 1; width: auto; min-width: 8rem; }
    .ro-search { display: flex; flex: 1; }
    .ro-item { grid-template-columns: 1.6rem 1.5rem minmax(0, 1fr); padding: 0.6rem 0.7rem 0.6rem 0.4rem; }
}

/* --------------------------------------------------------------------------
   Description-page block (inline.php): crawlable ordered lists
   -------------------------------------------------------------------------- */
.ro-static h2 { margin-top: 0; }
.ro-static-intro { color: var(--text-dim); max-width: 60rem; }
.ro-static-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.2rem 2rem;
    margin-top: 1rem;
}
.ro-static-list {
    margin: 0;
    padding-left: 2.2rem;
    columns: 2 300px;
    column-gap: 2.5rem;
}
.ro-static-list li { break-inside: avoid; margin: 0 0 0.35rem; padding-left: 0.2rem; line-height: 1.4; }
.ro-static-list li::marker { color: var(--text-dim); font-variant-numeric: tabular-nums; }
.ro-static-list a { color: var(--text); text-decoration: none; }
.ro-static-list a:hover { color: var(--accent); text-decoration: underline; }
.ro-static-list .ro-static-date { color: var(--text-dim); font-size: 0.85em; white-space: nowrap; }
.ro-static h3 { margin: 1.6rem 0 0.6rem; color: var(--accent); }
.ro-static-box {
    background: var(--bg-raised);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1rem 1.2rem;
}
.ro-static-box ol { margin: 0; padding-left: 1.6rem; }
.ro-static-box li { margin-bottom: 0.3rem; }
.ro-static-box a { color: var(--text); }
.ro-static details { margin-top: 1.2rem; }
.ro-static summary { cursor: pointer; color: var(--accent); font-weight: bold; font-size: 1.1rem; }
.ro-static-cta { margin-top: 1.2rem; }
@media (max-width: 420px) {
    .ro-seg-btn { font-size: 0.84rem; padding: 0.45rem 0.2rem; }
    .ro-seg-ico { display: none; }
}