/**
 * handbook — supplemental styles for Handbook Studio's brochure and dashboard pages.
 *
 * @requires none
 * @exports none
 * @note Loaded alongside /sdk/ux.css; only covers layout the UX SDK doesn't already provide
 *       (hero, step strip, preview form, create-handbook modal).
 */

/* ── Brochure: hero ── */
.handbook-hero {
    text-align: center;
    padding: 88px 24px 64px;
    border-bottom: 1px solid var(--border);
}
.handbook-hero h1 {
    font-size: 2.6rem;
    font-weight: 600;
    line-height: 1.2;
    margin: 0 0 16px;
    letter-spacing: -.01em;
}
.handbook-hero-sub {
    color: var(--muted);
    font-size: 1.05rem;
    max-width: 620px;
    margin: 0 auto 32px;
}
.handbook-hero-actions {
    display: flex;
    gap: 12px;
    justify-content: center;
    flex-wrap: wrap;
}

/* ── Brochure: how-it-works strip ── */
.handbook-steps {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
}
.handbook-step {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}
.handbook-step-num {
    flex: none;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: .9rem;
}
.handbook-step strong { display: block; margin-bottom: 4px; }
.handbook-step p { color: var(--muted); font-size: .88rem; margin: 0; }

@media (max-width: 640px) {
    .handbook-hero h1 { font-size: 1.9rem; }
}

/* ── Dashboard: handbooks tab ── */
.handbook-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
    margin-bottom: 16px;
}

/* ── Dashboard: live preview editor (split pane) ── */
.handbook-editor-mode {
    font-size: 1rem;
    font-weight: 600;
    margin: 4px 0 0;
}
.handbook-editor-toolbar {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
    margin: 16px 0 12px;
}
.handbook-title-input { max-width: 260px; }
.handbook-slug-input { max-width: 220px; font-family: var(--font-mono); }
.handbook-checkbox-inline {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    font-size: .875rem;
    color: var(--text);
}
.handbook-status-line {
    font-size: .82rem;
    color: var(--muted);
}
.handbook-editor-toolbar .handbook-status-line { margin-left: auto; }
.handbook-editor-toolbar .ux-btn { flex: none; }

.handbook-split {
    display: flex;
    gap: 16px;
    height: 62vh;
    min-height: 380px;
}
.handbook-split-pane {
    flex: 1 1 0;
    display: flex;
    flex-direction: column;
    min-width: 0;
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
}
.handbook-split-label {
    font-size: .72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .06em;
    color: var(--muted);
    padding: 8px 12px;
    border-bottom: 1px solid var(--border);
    background: rgba(127,127,127,.05);
}
.handbook-editor {
    flex: 1 1 auto;
    width: 100%;
    border: 0;
    outline: none;
    resize: none;
    padding: 14px;
    font-family: var(--font-mono);
    font-size: .9rem;
    line-height: 1.5;
    background: transparent;
    color: var(--text);
}
.handbook-preview-frame {
    flex: 1 1 auto;
    width: 100%;
    border: 0;
    background: #fff;
}

@media (max-width: 820px) {
    .handbook-split { flex-direction: column; height: auto; }
    .handbook-split-pane { height: 340px; }
    .handbook-editor-toolbar .handbook-status-line { margin-left: 0; }
}