/**
 * Bát Tự — analytical canvas shell (not dashboard)
 */

.bazi-tool-page.bazi-tool-focus {
    --qmf-header-height: 46px;
    --qmf-header-h: 46px;
}

.bazi-tool-page.bazi-tool-focus #qmf-header .qmf-header {
    height: var(--qmf-header-height);
    box-shadow: none;
    border-bottom: 1px solid var(--ic-gold-border);
}

.bazi-tool-page.bazi-tool-focus #qmf-header .qmf-header__cluster--center {
    display: none !important;
}

.bazi-tool-page.bazi-tool-focus #qmf-header .qmf-header__logo {
    height: 26px;
}

.bazi-app-shell {
    --bazi-canvas-max: 1320px;
    --bazi-shell-pad: 20px;
}

.bazi-app-shell__inner {
    max-width: calc(var(--bazi-canvas-max) + 240px);
    margin: 0 auto;
    padding: 8px var(--bazi-shell-pad) 40px;
}

/* —— Layout: single column unless outline rail is shown —— */
.bazi-canvas-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 0;
    align-items: start;
}

@media (min-width: 1400px) {
    .bazi-canvas-layout.bazi-canvas-layout--with-rail {
        grid-template-columns: 200px minmax(0, 1fr);
        gap: 28px;
    }
}

.bazi-canvas-column {
    min-width: 0;
    width: 100%;
    max-width: var(--bazi-canvas-max);
}

.bazi-canvas-layout:not(.bazi-canvas-layout--with-rail) .bazi-canvas-column {
    max-width: none;
}

@media (min-width: 1400px) {
    .bazi-canvas-layout:not(.bazi-canvas-layout--with-rail) .bazi-canvas-column {
        max-width: var(--bazi-canvas-max);
        margin: 0 auto;
    }
}

.bazi-app-main {
    width: 100%;
    padding: 0;
}

/* —— Outline rail (≥1400px effective via media) —— */
.bazi-outline-rail {
    position: sticky;
    top: calc(var(--qmf-header-height, 46px) + 12px);
    padding: 52px 0 24px;
    border: none;
    background: transparent;
}

.bazi-outline-rail__group {
    margin: 14px 0 6px;
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--ic-ink-muted);
}

.bazi-outline-rail__group:first-child {
    margin-top: 0;
}

.bazi-outline-rail__link {
    display: block;
    padding: 5px 0 5px 10px;
    margin-left: -2px;
    border-left: 2px solid transparent;
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--ic-ink-muted);
    text-decoration: none;
    line-height: 1.35;
}

.bazi-outline-rail__link:hover {
    color: var(--bazi-text, #24231f);
}

.bazi-outline-rail__link.is-active {
    color: var(--bazi-text, #24231f);
    font-weight: 600;
    border-left-color: var(--ic-gold);
}

.bazi-outline-rail__link--external {
    font-weight: 400;
}

/* —— Tool dock —— */
.bazi-tool-dock {
    display: flex;
    align-items: stretch;
    flex-wrap: nowrap;
    gap: 2px 6px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
    min-height: 44px;
    margin: 0 0 12px;
    padding: 0;
    border: none;
    border-bottom: 1px solid var(--ic-gold-border);
    background: transparent !important;
    box-shadow: none !important;
    border-radius: 0 !important;
}

.bazi-tool-page .bazi-tool-dock .feature-tab,
.bazi-tool-page .bazi-tool-dock .bazi-dock-tab {
    position: relative;
    display: inline-flex;
    align-items: center;
    gap: 7px;
    height: 44px;
    min-width: auto;
    flex: 0 0 auto;
    padding: 0 12px;
    margin: 0;
    border: none;
    border-radius: 0;
    background: transparent !important;
    box-shadow: none !important;
    color: var(--bazi-text-secondary, #716d63) !important;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    flex-direction: row;
}

.bazi-tool-page .bazi-tool-dock .feature-tab:hover {
    color: var(--bazi-text, #24231f) !important;
    background: rgba(36, 35, 31, 0.04) !important;
}

.bazi-tool-page .bazi-tool-dock .feature-tab.active {
    color: var(--bazi-text, #24231f) !important;
    font-weight: 650;
    background: transparent !important;
    box-shadow: none !important;
    background-image: none !important;
}

.bazi-tool-page .bazi-tool-dock .feature-tab.active::after {
    content: '';
    position: absolute;
    left: 10px;
    right: 10px;
    bottom: 0;
    height: 2px;
    background: var(--ic-gold);
    border-radius: 0;
}

.bazi-tool-dock__more {
    margin-left: auto;
    align-self: center;
    padding: 0 8px;
    font-size: 1rem;
    letter-spacing: 0.15em;
    color: var(--ic-ink-muted);
    text-decoration: none;
    line-height: 44px;
}

.bazi-tool-dock__more:hover {
    color: var(--bazi-text, #24231f);
}

.bazi-toc-toggle {
    display: none;
    align-items: center;
    gap: 6px;
    margin-bottom: 12px;
    padding: 6px 12px;
    border: 1px solid var(--bazi-border-subtle, rgba(70, 60, 45, 0.12));
    border-radius: 8px;
    background: var(--bazi-surface, #f8f6f0);
    color: var(--bazi-text, #24231f);
    font-size: 0.8125rem;
    font-weight: 600;
    cursor: pointer;
}

.bazi-toc-drawer {
    position: fixed;
    inset: 0;
    z-index: 900;
    background: rgba(36, 35, 31, 0.35);
}

.bazi-toc-drawer__nav {
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    width: min(280px, 88vw);
    padding: 20px 16px;
    background: var(--bazi-bg, #f7f4ec);
    border-right: 1px solid var(--bazi-border-subtle);
    overflow-y: auto;
}

.bazi-tool-page .bazi-tool-rail.feature-tabs {
    display: none !important;
}

@media (max-width: 1399px) {
    .bazi-outline-rail {
        display: none !important;
    }

    .bazi-tool-page.bazi-results-visible .bazi-toc-toggle {
        display: inline-flex;
    }
}

@media (min-width: 1400px) {
    .bazi-toc-toggle,
    .bazi-toc-drawer {
        display: none !important;
    }
}

@media (max-width: 720px) {
    .bazi-tool-dock .bazi-dock-tab span:not(.bazi-dock-icon) {
        font-size: 0.8125rem;
    }
}