/* LumiNote manual — Ink & score */

.page-manual {
    --ink: #12161a;
    --ink-soft: #2a3238;
    --paper: #eef2f1;
    --paper-deep: #e2e8e6;
    --accent: #1a6b63;
    --accent-hover: #145750;
    --muted: #5c676e;
    --line: rgba(18, 22, 26, 0.12);
    --font-display: 'Fraunces', 'Times New Roman', Georgia, serif;
    --font-body: 'Source Serif 4', Georgia, 'Times New Roman', serif;
    --max: 860px;
    --nav-h: 64px;

    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: var(--font-body);
    color: var(--ink);
    background-color: var(--paper);
    background-image:
        linear-gradient(180deg, rgba(238, 242, 241, 0.92) 0%, rgba(226, 232, 230, 0.98) 100%),
        repeating-linear-gradient(
            0deg,
            transparent 0,
            transparent 27px,
            rgba(18, 22, 26, 0.035) 27px,
            rgba(18, 22, 26, 0.035) 28px
        );
    background-attachment: fixed;
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
}

html:has(body.page-manual) {
    margin: 0;
    scroll-behavior: smooth;
}

.page-manual *,
.page-manual *::before,
.page-manual *::after {
    box-sizing: border-box;
}

.page-manual .ln-nav {
    position: sticky;
    top: 0;
    z-index: 20;
    min-height: var(--nav-h);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 10px clamp(16px, 4vw, 40px);
    background: rgba(238, 242, 241, 0.92);
    border-bottom: 1px solid var(--line);
    backdrop-filter: blur(8px);
}

.page-manual .ln-nav__brand {
    font-family: var(--font-display);
    font-size: 1.45rem;
    font-weight: 700;
    letter-spacing: -0.02em;
    color: var(--ink);
    text-decoration: none;
    line-height: 1;
}

.page-manual .ln-nav__brand:hover {
    color: var(--accent);
}

.page-manual .home-nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 4px 6px;
    justify-content: flex-end;
    align-items: center;
}

.page-manual .home-nav-link {
    display: inline-block;
    text-decoration: none;
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--ink-soft);
    padding: 8px 12px;
    border-radius: 2px;
    transition: color 0.2s ease, background 0.2s ease;
}

.page-manual .home-nav-link:hover,
.page-manual .home-nav-link:focus-visible {
    color: var(--ink);
    background: rgba(18, 22, 26, 0.06);
    outline: none;
}

.page-manual .home-nav-link.active {
    color: var(--ink);
    box-shadow: inset 0 -2px 0 var(--accent);
}

.page-manual .home-nav-link--cta {
    margin-left: 6px;
    background: var(--accent);
    border: 1px solid var(--accent);
    color: #fff;
}

.page-manual .home-nav-link--cta:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    color: #fff;
}

.manual-main {
    width: min(100%, var(--max));
    margin: 0 auto;
    padding: clamp(36px, 6vw, 64px) clamp(20px, 5vw, 40px) clamp(56px, 8vw, 88px);
}

.manual-intro {
    margin-bottom: clamp(36px, 6vw, 56px);
    padding-bottom: clamp(28px, 4vw, 40px);
    border-bottom: 1px solid var(--line);
}

.manual-eyebrow {
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--accent);
    margin: 0 0 0.75em;
}

.manual-intro h1 {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 5vw, 3.1rem);
    font-weight: 600;
    letter-spacing: -0.02em;
    line-height: 1.1;
    margin: 0 0 0.5em;
    color: var(--ink);
}

.manual-intro p {
    font-size: 1.1rem;
    line-height: 1.6;
    color: var(--ink-soft);
    margin: 0 0 1.25em;
    max-width: 38em;
}

.manual-cta-group {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
}

.page-manual .manual-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    padding: 12px 22px;
    border-radius: 2px;
    border: 1px solid transparent;
    transition: background 0.2s ease, color 0.2s ease, border-color 0.2s ease;
}

.page-manual .manual-btn--primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #fff;
}

.page-manual .manual-btn--primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    color: #fff;
}

.page-manual .manual-btn--ghost {
    background: transparent;
    border-color: var(--line);
    color: var(--ink);
}

.page-manual .manual-btn--ghost:hover {
    border-color: var(--ink-soft);
    background: rgba(18, 22, 26, 0.04);
}

.manual-section {
    margin-bottom: clamp(32px, 5vw, 48px);
}

.manual-section h2 {
    font-family: var(--font-display);
    font-size: clamp(1.45rem, 3vw, 1.85rem);
    font-weight: 600;
    letter-spacing: -0.01em;
    margin: 0 0 0.75em;
    color: var(--ink);
}

.manual-section p {
    font-size: 1.02rem;
    line-height: 1.65;
    color: var(--ink-soft);
    margin: 0 0 1em;
}

.manual-section a:not(.manual-btn) {
    color: var(--accent);
    font-weight: 600;
}

.page-manual a.manual-btn--primary,
.page-manual .manual-btn--primary {
    background: var(--accent);
    border-color: var(--accent);
    color: #ffffff;
}

.page-manual a.manual-btn--primary:hover,
.page-manual .manual-btn--primary:hover {
    background: var(--accent-hover);
    border-color: var(--accent-hover);
    color: #ffffff;
}

.manual-dual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: clamp(20px, 4vw, 32px);
    margin-bottom: clamp(32px, 5vw, 48px);
}

.manual-dual h2 {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 600;
    margin: 0 0 0.65em;
}

.manual-dual p {
    font-size: 0.98rem;
    line-height: 1.6;
    color: var(--ink-soft);
    margin: 0 0 0.85em;
}

.feature-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.feature-list li {
    position: relative;
    padding: 0.4em 0 0.4em 1.1em;
    line-height: 1.5;
    color: var(--ink-soft);
    border-bottom: 1px solid var(--line);
}

.feature-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.85em;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--accent);
}

.steps {
    list-style: none;
    margin: 0;
    padding: 0;
    counter-reset: step;
}

.steps li {
    counter-increment: step;
    position: relative;
    padding: 14px 0 14px 3rem;
    border-bottom: 1px solid var(--line);
    color: var(--ink-soft);
    line-height: 1.55;
}

.steps li::before {
    content: counter(step);
    position: absolute;
    left: 0;
    top: 14px;
    width: 1.75rem;
    height: 1.75rem;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    color: #fff;
    font-size: 0.85rem;
    font-weight: 700;
    border-radius: 2px;
}

.tableish {
    display: grid;
    grid-template-columns: minmax(120px, 160px) 1fr;
    gap: 12px 20px;
    margin-top: 8px;
}

.tableish .key {
    font-weight: 600;
    color: var(--accent);
    font-size: 0.92rem;
}

.tableish .val {
    color: var(--ink-soft);
    font-size: 0.98rem;
    line-height: 1.5;
}

.callout {
    margin: 1.25em 0 0;
    padding: 16px 18px;
    border-left: 3px solid var(--accent);
    background: rgba(26, 107, 99, 0.06);
    color: var(--ink-soft);
    font-size: 0.98rem;
    line-height: 1.55;
}

.callout strong {
    color: var(--ink);
}

.manual-disclaimer {
    margin: 0 0 clamp(32px, 5vw, 48px);
    padding: 18px 20px;
    border: 1px solid rgba(18, 22, 26, 0.14);
    border-left: 3px solid var(--ink-soft);
    background: rgba(18, 22, 26, 0.04);
    color: var(--ink-soft);
    font-size: 1rem;
    line-height: 1.6;
}

.manual-disclaimer strong {
    color: var(--ink);
    font-family: var(--font-display);
    font-size: 1.05rem;
    font-weight: 600;
    display: block;
    margin-bottom: 0.4em;
}

.manual-disclaimer a {
    color: var(--accent);
    font-weight: 600;
}

.small-note {
    font-size: 0.88rem;
    color: var(--muted);
    margin-top: 0.75em;
}

.page-manual code {
    font-family: ui-monospace, Consolas, monospace;
    font-size: 0.88em;
    background: rgba(18, 22, 26, 0.06);
    padding: 0.1em 0.35em;
    border-radius: 2px;
}

.page-manual .home-footer {
    border-top: 1px solid var(--line);
    padding: 36px clamp(20px, 5vw, 40px) 48px;
    text-align: center;
    color: var(--muted);
    font-size: 0.9rem;
    line-height: 1.55;
}

.page-manual .home-footer a {
    color: var(--ink-soft);
}

@media (max-width: 760px) {
    .manual-dual,
    .tableish {
        grid-template-columns: 1fr;
    }

    .page-manual .ln-nav {
        flex-direction: column;
        align-items: stretch;
    }

    .page-manual .home-nav-list {
        justify-content: center;
    }

    .page-manual .home-nav-link {
        font-size: 0.72rem;
        padding: 6px 8px;
    }

    .page-manual .home-nav-link--cta {
        margin-left: 0;
    }
}