.manual-page {
    --manual-ink: #082c47;
    --manual-muted: #496176;
    --manual-blue: #07577e;
    --manual-line: #c7d7e3;
    max-width: 1500px;
}

.manual-hero {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 32px;
    padding: 28px 0 30px;
}

.manual-hero h1 {
    margin: 7px 0 8px;
    color: var(--manual-ink);
    font-size: clamp(2rem, 4vw, 3.25rem);
    line-height: 1.08;
}

.manual-hero p {
    max-width: 760px;
    margin: 0;
    color: var(--manual-muted);
    font-size: 1.08rem;
    line-height: 1.65;
}

.manual-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    flex: 0 0 auto;
}

.manual-search-card {
    display: grid;
    grid-template-columns: minmax(280px, 1fr) minmax(320px, .85fr);
    align-items: center;
    gap: 12px 32px;
    padding: 24px 28px;
    border: 2px solid #b9cfdd;
}

.manual-search-card > div:first-child {
    display: flex;
    align-items: center;
    gap: 16px;
}

.manual-search-card > div:first-child > span {
    display: grid;
    width: 50px;
    height: 50px;
    place-items: center;
    border-radius: 50%;
    background: #e5f3f8;
    color: var(--manual-blue);
    font-size: 2rem;
    font-weight: 800;
}

.manual-search-card h2 { margin: 0 0 4px; color: var(--manual-ink); font-size: 1.25rem; }
.manual-search-card p { margin: 0; color: var(--manual-muted); line-height: 1.55; }
.manual-search input { width: 100%; min-height: 56px; border: 2px solid #9fb8ca; font-size: 1rem; }
.manual-search input:focus { border-color: var(--manual-blue); box-shadow: 0 0 0 4px rgba(7, 87, 126, .14); }
.manual-search-status { grid-column: 2; min-height: 1.4em; font-weight: 700; }

.manual-layout {
    display: grid;
    grid-template-columns: 270px minmax(0, 1fr);
    align-items: start;
    gap: 24px;
    margin-top: 24px;
}

.manual-index {
    position: sticky;
    top: 145px;
    max-height: calc(100vh - 170px);
    overflow: auto;
    padding: 22px 18px;
}

.manual-index > strong {
    display: block;
    margin: 0 10px 12px;
    color: var(--manual-ink);
    font-size: 1.05rem;
}

.manual-index nav { display: grid; gap: 3px; }
.manual-index a {
    min-height: 42px;
    padding: 10px;
    border-radius: 9px;
    color: #294b63;
    font-weight: 700;
    line-height: 1.35;
    text-decoration: none;
}
.manual-index a:hover, .manual-index a:focus-visible { background: #eaf4f8; color: #004b71; }

.manual-content { display: grid; gap: 15px; min-width: 0; }
.manual-chapter {
    scroll-margin-top: 155px;
    overflow: hidden;
    border: 1px solid var(--manual-line);
    border-radius: 18px;
    background: #fff;
    box-shadow: 0 12px 34px rgba(18, 48, 66, .07);
}

.manual-chapter[open] { border-color: #8eb5ca; box-shadow: 0 16px 40px rgba(18, 48, 66, .11); }
.manual-chapter[hidden] { display: none; }
.manual-chapter summary {
    display: flex;
    align-items: center;
    gap: 18px;
    min-height: 88px;
    padding: 18px 24px;
    color: var(--manual-ink);
    cursor: pointer;
    list-style: none;
}
.manual-chapter summary::-webkit-details-marker { display: none; }
.manual-chapter summary::after { content: '+'; margin-left: auto; color: var(--manual-blue); font-size: 2rem; font-weight: 500; }
.manual-chapter[open] summary::after { content: '−'; }
.manual-chapter summary:focus-visible { outline: 3px solid #e1a400; outline-offset: -4px; }
.manual-chapter summary > span {
    display: grid;
    width: 48px;
    height: 48px;
    flex: 0 0 48px;
    place-items: center;
    border-radius: 13px;
    background: #e7f2f7;
    color: #07577e;
    font-weight: 800;
}
.manual-chapter summary div { display: grid; gap: 4px; }
.manual-chapter summary strong { font-size: 1.22rem; line-height: 1.25; }
.manual-chapter summary small { color: var(--manual-muted); font-size: .98rem; line-height: 1.4; }
.manual-chapter-body { padding: 0 28px 30px 90px; border-top: 1px solid #e3ebf0; color: #193d56; font-size: 1.03rem; line-height: 1.7; }
.manual-chapter-body h3 { margin: 25px 0 10px; color: var(--manual-ink); font-size: 1.18rem; }
.manual-chapter-body p { margin: 16px 0; }
.manual-path { padding: 13px 16px; border-radius: 10px; background: #eef5f8; color: #183f57; }
.manual-path code, .manual-chapter-body code { color: #7c2431; font-weight: 700; }
.manual-chapter-body pre { max-width: 100%; overflow: auto; padding: 16px; border-radius: 12px; background: #102a3a; color: #fff; font-size: .9rem; white-space: pre-wrap; overflow-wrap: anywhere; }

.manual-steps { display: grid; gap: 14px; padding: 0; list-style: none; counter-reset: manual-step; }
.manual-steps li { position: relative; min-height: 42px; padding: 7px 0 7px 56px; counter-increment: manual-step; }
.manual-steps li::before { content: counter(manual-step); position: absolute; top: 0; left: 0; display: grid; width: 40px; height: 40px; place-items: center; border-radius: 50%; background: #07577e; color: #fff; font-weight: 800; }

.manual-note { margin-top: 20px; padding: 17px 18px; border-left: 5px solid #0876a5; border-radius: 10px; background: #eaf5fa; }
.manual-note b { display: block; color: #063753; font-size: 1.03rem; }
.manual-note p { margin: 5px 0 0; }
.manual-note.warning { border-color: #b77900; background: #fff5d8; }
.manual-note.warning b { color: #6d4700; }
.manual-note.danger { border-color: #b62d3b; background: #fff0f1; }
.manual-note.danger b { color: #84212c; }
.manual-checklist { display: grid; gap: 9px; margin-top: 20px; padding: 18px; border: 1px solid #a9c6d6; border-radius: 12px; background: #f7fbfd; }
.manual-checklist > b { margin-bottom: 3px; color: var(--manual-ink); }
.manual-checklist label { display: flex; align-items: flex-start; gap: 10px; cursor: pointer; }
.manual-checklist input { width: 21px; height: 21px; flex: 0 0 auto; margin-top: 3px; }
.manual-rules { display: grid; gap: 12px; padding-left: 24px; }
.manual-glossary { display: grid; gap: 0; }
.manual-glossary div { display: grid; grid-template-columns: 180px 1fr; gap: 16px; padding: 15px 0; border-bottom: 1px solid #dbe6ec; }
.manual-glossary dt { color: var(--manual-ink); font-weight: 800; }
.manual-glossary dd { margin: 0; }
.manual-no-results { padding: 30px; text-align: center; }
.manual-no-results strong { color: var(--manual-ink); font-size: 1.2rem; }

.admin-context-help {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 80;
    display: flex;
    align-items: center;
    gap: 9px;
    min-height: 48px;
    padding: 8px 16px 8px 9px;
    border: 2px solid #fff;
    border-radius: 999px;
    background: #07577e;
    color: #fff;
    box-shadow: 0 8px 26px rgba(0, 31, 49, .24);
    text-decoration: none;
}
.admin-context-help span { display: grid; width: 30px; height: 30px; place-items: center; border-radius: 50%; background: #fff; color: #07577e; font-size: 1.1rem; font-weight: 900; }
.admin-context-help b { font-size: .93rem; }
.admin-context-help:hover, .admin-context-help:focus-visible { background: #003e5e; color: #fff; transform: translateY(-2px); }
.nav-help::before { content: '?'; display: inline-grid; width: 22px; height: 22px; margin-right: 5px; place-items: center; border-radius: 50%; background: #e5f3f8; color: #07577e; font-size: .78rem; font-weight: 900; }

@media (max-width: 960px) {
    .manual-hero { align-items: flex-start; flex-direction: column; }
    .manual-search-card { grid-template-columns: 1fr; }
    .manual-search-status { grid-column: 1; }
    .manual-layout { grid-template-columns: 1fr; }
    .manual-index { position: static; max-height: none; }
    .manual-index nav { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (max-width: 620px) {
    .manual-hero { padding-top: 18px; }
    .manual-hero-actions, .manual-hero-actions .button { width: 100%; }
    .manual-search-card { padding: 20px; }
    .manual-index nav { grid-template-columns: 1fr; }
    .manual-chapter summary { gap: 12px; min-height: 78px; padding: 15px; }
    .manual-chapter summary > span { width: 42px; height: 42px; flex-basis: 42px; }
    .manual-chapter summary strong { font-size: 1.08rem; }
    .manual-chapter summary small { font-size: .9rem; }
    .manual-chapter-body { padding: 0 18px 24px; }
    .manual-glossary div { grid-template-columns: 1fr; gap: 3px; }
    .admin-context-help { right: 12px; bottom: 12px; padding-right: 10px; }
    .admin-context-help b { display: none; }
}

@media print {
    .topbar, .footer, .manual-search-card, .manual-index, .manual-hero-actions, .admin-context-help { display: none !important; }
    body, main, .manual-page { background: #fff !important; }
    .manual-page { max-width: none; padding: 0 !important; }
    .manual-hero { padding: 0 0 20px; }
    .manual-layout { display: block; margin: 0; }
    .manual-content { display: block; }
    .manual-chapter { display: block !important; break-inside: avoid; margin: 0 0 14px; border: 1px solid #777; box-shadow: none; }
    .manual-chapter summary::after { display: none; }
    .manual-chapter-body { display: block !important; font-size: 10pt; }
}