/**
 * SageAI_BAC public landing page.
 * Uses SageAIApps tokens from sage-ui/sage-ui-tokens.css.
 */

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

html {
    scroll-behavior: smooth;
}

.landing-page {
    min-height: 100vh;
    margin: 0;
    background: hsl(var(--background));
    color: hsl(var(--foreground));
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.skip-link {
    position: absolute;
    left: 1rem;
    top: -4rem;
    z-index: var(--sage-app-layer-skip-link);
    display: inline-flex;
    min-height: 2.75rem;
    align-items: center;
    border-radius: var(--radius);
    background: hsl(var(--primary));
    color: hsl(var(--primary-foreground));
    padding: 0 .875rem;
    font-weight: 700;
    text-decoration: none;
}

.skip-link:focus {
    top: 1rem;
    outline: .1875rem solid hsl(var(--ring));
    outline-offset: .125rem;
}

.sr-only {
    position: absolute;
    width: .0625rem;
    height: .0625rem;
    padding: 0;
    margin: -.0625rem;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.l-wrap {
    width: min(100% - 2rem, 74rem);
    margin-inline: auto;
}

.l-nav {
    position: sticky;
    top: 0;
    z-index: var(--sage-app-layer-nav);
    border-bottom: .0625rem solid hsl(var(--border));
    background: color-mix(in srgb, hsl(var(--background)) 94%, transparent);
    backdrop-filter: blur(.75rem);
    -webkit-backdrop-filter: blur(.75rem);
}

.l-nav-inner {
    min-height: 4rem;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: center;
    gap: .75rem;
    padding-block: .5rem;
}

.l-logo,
.l-footer-brand {
    display: inline-flex;
    align-items: center;
    min-width: 0;
    gap: .625rem;
    color: inherit;
    text-decoration: none;
}

.l-logo-mark {
    width: 2rem;
    height: 2rem;
    border-radius: var(--radius);
    display: inline-grid;
    flex: 0 0 auto;
    place-items: center;
    border: .0625rem solid color-mix(in srgb, hsl(var(--ai)) 28%, hsl(var(--border)));
    background: color-mix(in srgb, hsl(var(--ai)) 14%, hsl(var(--card)));
}

.l-logo-mark-sm {
    width: 1.75rem;
    height: 1.75rem;
}

.l-logo-text,
.l-footer-name {
    min-width: 0;
    overflow: hidden;
    color: hsl(var(--foreground));
    font-size: .9375rem;
    font-weight: 700;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.l-nav-menu {
    display: none;
    align-items: center;
    gap: .25rem;
    justify-self: center;
}

.l-nav-menu a,
.l-nav-link,
.l-footer-links a {
    min-height: 2.75rem;
    display: inline-flex;
    align-items: center;
    border-radius: var(--radius);
    color: hsl(var(--muted-foreground));
    font-size: .875rem;
    font-weight: 700;
    padding: 0 .75rem;
    text-decoration: none;
}

.l-nav-menu a:hover,
.l-nav-link:hover,
.l-footer-links a:hover {
    background: hsl(var(--accent));
    color: hsl(var(--accent-foreground));
}

.l-nav-actions {
    display: inline-flex;
    align-items: center;
    justify-self: end;
    gap: .5rem;
}

#landing-auth-state {
    display: inline-flex;
    align-items: center;
    justify-content: flex-end;
    gap: .5rem;
    flex-wrap: wrap;
}

.l-theme-btn,
.l-carousel-button {
    width: 2.75rem;
    height: 2.75rem;
    border: .0625rem solid hsl(var(--border));
    border-radius: var(--radius);
    background: hsl(var(--card));
    color: hsl(var(--foreground));
    cursor: pointer;
    display: inline-grid;
    place-items: center;
}

.l-theme-btn:hover,
.l-carousel-button:hover {
    border-color: hsl(var(--ring));
    background: hsl(var(--accent));
}

.l-icon-moon {
    display: none;
}

.dark .l-icon-sun {
    display: none;
}

.dark .l-icon-moon {
    display: block;
}

.l-nav-user {
    display: none;
    color: hsl(var(--muted-foreground));
    font-size: .875rem;
    font-weight: 700;
}

.l-nav-link-accent {
    color: hsl(var(--primary));
}

.l-btn {
    min-height: 2.75rem;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: .5rem;
    border: .0625rem solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    font-size: .9375rem;
    font-weight: 700;
    padding: 0 1rem;
    text-decoration: none;
}

.l-btn-lg {
    min-height: 3rem;
    padding-inline: 1.25rem;
}

.l-btn-primary,
.l-btn-nav {
    background: hsl(var(--primary));
    color: hsl(var(--primary-foreground));
}

.l-btn-primary:hover,
.l-btn-nav:hover {
    background: color-mix(in srgb, hsl(var(--primary)) 88%, hsl(var(--foreground)));
}

.l-hero {
    border-bottom: .0625rem solid hsl(var(--border));
    background: color-mix(in srgb, hsl(var(--ai)) 5%, hsl(var(--background)));
    padding-block: 4rem 2.5rem;
}

.l-hero-inner {
    display: grid;
    gap: 2rem;
}

.l-hero-copy {
    max-width: 52rem;
}

.l-eyebrow,
.l-section-kicker,
.l-example-kicker {
    margin: 0 0 .625rem;
    /* Small bold text: the raw --ai violet is a 3:1 graphic token. */
    color: var(--sage-text-ai);
    font-size: .8125rem;
    font-weight: 700;
    letter-spacing: 0;
}

.l-hero-h1 {
    max-width: 52rem;
    margin: 0;
    color: hsl(var(--foreground));
    font-size: 2.5rem;
    font-weight: 700;
    letter-spacing: 0;
    line-height: 1.04;
}

.l-hero-sub {
    max-width: 44rem;
    margin: 1rem 0 0;
    color: var(--sage-text-secondary-on-tint);
    font-size: 1.0625rem;
    line-height: 1.65;
}

.l-hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: .75rem;
    margin-top: 1.5rem;
}

.l-hero-assurance,
.l-pills,
.l-citation-row,
.l-bot-meta,
.l-example-prompts {
    display: flex;
    flex-wrap: wrap;
    gap: .5rem;
}

.l-hero-assurance {
    margin-top: 1rem;
}

.l-hero-assurance span,
.l-pill,
.l-citation-row span,
.l-bot-meta span,
.l-example-prompts span,
.l-ai-tag,
.l-bot-status {
    min-height: 2rem;
    display: inline-flex;
    align-items: center;
    border: .0625rem solid hsl(var(--border));
    border-radius: var(--sage-app-radius-pill);
    background: hsl(var(--card));
    color: hsl(var(--muted-foreground));
    font-size: .8125rem;
    font-weight: 700;
    padding: 0 .75rem;
}

.l-product-preview {
    display: grid;
    gap: .875rem;
    border: .0625rem solid hsl(var(--border));
    border-radius: var(--radius);
    background: hsl(var(--card));
    padding: 1rem;
}

.l-preview-toolbar,
.l-answer-header,
.l-bot-card-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: .75rem;
}

.l-preview-toolbar,
.l-answer-header {
    color: var(--sage-text-secondary-on-tint);
    font-size: .8125rem;
    font-weight: 700;
}

.l-preview-toolbar strong,
.l-answer-header strong {
    color: var(--sage-text-success);
}

.l-preview-flow {
    display: grid;
    gap: .75rem;
}

.l-preview-flow > div,
.l-answer-preview,
.l-ai-tile,
.l-governance-item,
.l-step,
.l-bot-card,
.l-bot-empty-state,
.l-cta-card {
    border: .0625rem solid hsl(var(--border));
    border-radius: var(--radius);
    background: color-mix(in srgb, hsl(var(--card)) 92%, hsl(var(--accent)));
}

.l-preview-flow > div,
.l-answer-preview,
.l-ai-tile,
.l-governance-item,
.l-step {
    padding: 1rem;
}

.l-preview-step {
    color: var(--sage-text-ai);
    display: block;
    font-size: .75rem;
    font-weight: 700;
    margin-bottom: .25rem;
}

.l-preview-flow strong,
.l-ai-tile h3,
.l-governance-item strong,
.l-step-title,
.l-bot-card h3,
.l-bot-empty-state h3,
.l-cta-h2 {
    color: hsl(var(--foreground));
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.25;
    margin: 0;
}

.l-preview-flow small,
.l-answer-preview p,
.l-ai-tile p,
.l-governance-item span,
.l-step-desc,
.l-bot-card p,
.l-bot-empty-state p,
.l-cta-sub,
.l-section-sub,
.l-bot-carousel-status,
.l-example-note {
    color: var(--sage-text-secondary-on-tint);
}

.l-answer-preview p {
    margin: .75rem 0;
}

.l-features,
.l-ai-native,
.l-governance,
.l-bot-queue,
.l-example,
.l-workflow,
.l-cta {
    padding-block: 3rem;
    border-bottom: .0625rem solid hsl(var(--border));
}

.l-features,
.l-governance,
.l-example,
.l-cta {
    background: hsl(var(--background));
}

.l-ai-native,
.l-bot-queue,
.l-workflow {
    background: color-mix(in srgb, hsl(var(--muted)) 62%, hsl(var(--background)));
}

.l-pills {
    justify-content: flex-start;
}

.l-split-section {
    display: grid;
    gap: 1.5rem;
}

.l-section-head,
.l-section-copy {
    margin-bottom: 1.5rem;
}

.l-section-h2 {
    margin: 0 0 .625rem;
    color: hsl(var(--foreground));
    font-size: 1.75rem;
    font-weight: 700;
    letter-spacing: 0;
    line-height: 1.15;
    text-align: center;
}

.l-section-h2-left,
.l-section-sub-left {
    text-align: left;
}

.l-section-sub {
    max-width: 44rem;
    margin: 0 auto 2rem;
    font-size: 1rem;
    line-height: 1.65;
    text-align: center;
}

.l-section-sub-left {
    margin-inline: 0;
    margin-bottom: 0;
}

.l-ai-grid,
.l-governance-grid,
.l-steps {
    display: grid;
    gap: .875rem;
}

.l-ai-tile {
    border-color: color-mix(in srgb, hsl(var(--ai)) 28%, hsl(var(--border)));
}

.l-ai-tag {
    border-color: color-mix(in srgb, hsl(var(--ai)) 30%, hsl(var(--border)));
    color: var(--sage-text-ai);
    margin-bottom: .75rem;
}

.l-ai-tile p,
.l-step-desc,
.l-bot-card p {
    margin: .5rem 0 0;
    line-height: 1.55;
}

.l-governance-grid {
    grid-template-columns: 1fr;
}

.l-governance-item {
    display: grid;
    gap: .375rem;
}

.l-section-head-row {
    display: grid;
    gap: 1rem;
}

.l-carousel-controls {
    display: inline-flex;
    justify-self: end;
    gap: .5rem;
}

.l-carousel-button svg {
    width: 1.125rem;
    height: 1.125rem;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 2;
}

.l-bot-carousel-status {
    margin-bottom: .75rem;
    font-size: .875rem;
    font-weight: 700;
}

.l-bot-carousel-track {
    display: grid;
    grid-auto-columns: minmax(17rem, 20rem);
    grid-auto-flow: column;
    gap: .875rem;
    overflow-x: auto;
    padding: .125rem .125rem .75rem;
    scroll-snap-type: x mandatory;
    scrollbar-width: thin;
}

.l-bot-empty-state {
    width: min(100%, 42rem);
    min-height: 10rem;
    display: grid;
    grid-template-columns: auto 1fr;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
}

.l-bot-empty-state-error {
    border-color: color-mix(in srgb, hsl(var(--destructive)) 40%, hsl(var(--border)));
}

.l-bot-empty-icon,
.l-bot-icon {
    display: inline-grid;
    place-items: center;
    border-radius: var(--radius);
    background: color-mix(in srgb, var(--bot-accent, hsl(var(--primary))) 12%, hsl(var(--card)));
    color: var(--bot-accent, hsl(var(--primary)));
}

.l-bot-empty-state-error .l-bot-empty-icon {
    --bot-accent: hsl(var(--destructive));
}

.l-bot-empty-icon {
    width: 3rem;
    height: 3rem;
}

.l-bot-empty-icon svg,
.l-bot-icon svg,
.l-bot-mini-icon svg {
    width: 1.875rem;
    height: 1.875rem;
    fill: none;
    stroke: currentColor;
    stroke-linecap: round;
    stroke-linejoin: round;
    stroke-width: 2.2;
}

.l-bot-card {
    --bot-accent: hsl(var(--primary));
    min-height: 22rem;
    display: grid;
    align-content: space-between;
    gap: .875rem;
    padding: 1rem;
    scroll-snap-align: start;
}

.l-bot-card-health,
.l-bot-card-compliance {
    --bot-accent: hsl(var(--success));
}

.l-bot-card-community,
.l-bot-card-research {
    --bot-accent: hsl(var(--info));
}

.l-bot-card-hr,
.l-bot-card-service {
    --bot-accent: hsl(var(--ai));
}

.l-bot-card-product,
.l-bot-card-location {
    --bot-accent: hsl(var(--warning));
}

.l-bot-card-knowledge {
    --bot-accent: hsl(var(--muted-foreground));
}

.l-bot-card:hover,
.l-bot-card.is-selected {
    border-color: var(--bot-accent);
}

.l-bot-card-main {
    display: grid;
    gap: .875rem;
}

.l-bot-icon {
    width: 3.25rem;
    height: 3.25rem;
}

.l-bot-status {
    border-color: color-mix(in srgb, var(--bot-accent) 30%, hsl(var(--border)));
    /* The per-bot accent is a 3:1 graphic token; as 13-unit bold TEXT it needs 4.5:1,
       so keep the hue and pull it toward --foreground (which inverts with the theme). */
    color: color-mix(in srgb, var(--bot-accent) 45%, hsl(var(--foreground)));
    margin-bottom: .625rem;
}

.l-bot-embed-preview {
    position: relative;
    min-height: 7.75rem;
    overflow: hidden;
    border: .0625rem solid hsl(var(--border));
    border-radius: var(--radius);
    background: hsl(var(--muted));
}

.l-bot-theme-dark {
    background: color-mix(in srgb, hsl(var(--foreground)) 88%, hsl(var(--background)));
}

.l-bot-mini-page {
    position: absolute;
    inset: 1rem 1rem auto;
    display: grid;
    gap: .45rem;
}

.l-bot-mini-page span {
    display: block;
    height: .55rem;
    border-radius: var(--sage-app-radius-pill);
    background: color-mix(in srgb, hsl(var(--muted-foreground)) 24%, transparent);
}

.l-bot-mini-page span:nth-child(1) {
    width: 72%;
}

.l-bot-mini-page span:nth-child(2) {
    width: 52%;
}

.l-bot-mini-page span:nth-child(3) {
    width: 64%;
}

.l-bot-mini-bubble {
    position: absolute;
    right: .85rem;
    bottom: .85rem;
    width: 3.5rem;
    height: 3.5rem;
    display: grid;
    place-items: center;
    border: 0;
    border-radius: var(--sage-app-radius-pill);
    background: var(--bot-accent);
    color: hsl(var(--primary-foreground));
    cursor: pointer;
}

.l-bot-mini-bubble:hover {
    transform: translateY(-.0625rem);
}

.l-bot-mini-icon {
    width: 2.25rem;
    height: 2.25rem;
    display: grid;
    place-items: center;
}

.l-bot-card-footer {
    color: hsl(var(--muted-foreground));
    font-size: .8125rem;
    font-weight: 700;
}

.l-bot-open-btn {
    min-height: 2.25rem;
    border: .0625rem solid hsl(var(--border));
    border-radius: var(--radius);
    background: hsl(var(--card));
    color: hsl(var(--foreground));
    cursor: pointer;
    font-size: .8125rem;
    font-weight: 700;
    padding: 0 .75rem;
}

.l-bot-open-btn:hover {
    border-color: var(--bot-accent);
    color: var(--bot-accent);
}

.l-example-inner {
    display: grid;
    gap: 1rem;
    text-align: left;
}

.l-example-prompts {
    justify-content: flex-start;
}

.l-example-note {
    margin: 0;
    font-size: .875rem;
}

.l-steps {
    grid-template-columns: 1fr;
}

.l-step-num {
    width: 2.25rem;
    height: 2.25rem;
    display: inline-grid;
    place-items: center;
    border-radius: var(--radius);
    background: color-mix(in srgb, hsl(var(--primary)) 12%, hsl(var(--card)));
    color: hsl(var(--primary));
    font-weight: 700;
    margin-bottom: .875rem;
}

.l-workflow-link {
    margin-top: 1.5rem;
}

.l-link {
    min-height: 2.75rem;
    display: inline-flex;
    align-items: center;
    gap: .375rem;
    border-radius: var(--radius);
    /* Bold link text on a tinted tile: the raw accent is 2.94:1 in dark. */
    color: var(--sage-text-accent);
    font-size: .9375rem;
    font-weight: 700;
    text-decoration: none;
}

.l-link:hover {
    text-decoration: underline;
}

.l-cta-card {
    display: grid;
    gap: .75rem;
    justify-items: start;
    padding: 1.25rem;
}

.l-cta-sub {
    max-width: 46rem;
    margin: 0;
    line-height: 1.6;
}

.l-footer {
    border-top: .0625rem solid hsl(var(--border));
    background: hsl(var(--background));
}

.l-footer-inner {
    min-height: 4rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
    padding-block: 1rem;
}

.l-footer-links {
    display: flex;
    align-items: center;
    gap: .25rem;
}

.l-footer-copy {
    padding-bottom: 1.25rem;
    color: hsl(var(--muted-foreground));
    font-size: .8125rem;
}

[hidden] {
    display: none !important;
}

a:focus-visible,
button:focus-visible {
    outline: .1875rem solid hsl(var(--ring));
    outline-offset: .125rem;
}

@media (min-width: 48rem) {
    .l-nav-inner {
        grid-template-columns: minmax(13rem, 1fr) auto minmax(13rem, 1fr);
    }

    .l-nav-menu {
        display: inline-flex;
    }

    .l-nav-user {
        display: inline-flex;
    }

    .l-hero {
        padding-block: 5rem 3rem;
    }

    .l-hero-h1 {
        font-size: 3.75rem;
    }

    .l-hero-sub {
        font-size: 1.1875rem;
    }

    .l-product-preview {
        grid-template-columns: minmax(0, .85fr) minmax(0, 1.15fr);
    }

    .l-preview-toolbar {
        grid-column: 1 / -1;
    }

    .l-ai-grid,
    .l-governance-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .l-steps {
        grid-template-columns: repeat(5, minmax(0, 1fr));
    }

    .l-section-head-row {
        grid-template-columns: minmax(0, 1fr) auto;
        align-items: end;
    }
}

@media (min-width: 64rem) {
    .l-split-section {
        grid-template-columns: minmax(0, .9fr) minmax(0, 1.1fr);
        align-items: start;
    }
}

@media (max-width: 47.9375rem) {
    .l-wrap {
        width: min(100% - 1.5rem, 74rem);
    }

    .l-nav-inner {
        min-height: 4.5rem;
    }

    .l-logo-text {
        max-width: 12rem;
    }

    .l-nav-actions {
        gap: .375rem;
    }

    #landing-auth-state {
        width: 100%;
        grid-column: 1 / -1;
    }

    .l-hero {
        padding-block: 3rem 2rem;
    }

    .l-hero-h1 {
        font-size: 2.25rem;
    }

    .l-product-preview,
    .l-preview-flow > div,
    .l-answer-preview,
    .l-ai-tile,
    .l-governance-item,
    .l-step,
    .l-bot-card,
    .l-bot-empty-state,
    .l-cta-card {
        padding: .875rem;
    }

    .l-carousel-controls {
        justify-self: start;
    }

    .l-bot-carousel-track {
        grid-auto-columns: minmax(16rem, 86vw);
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    .landing-page *,
    .landing-page *::before,
    .landing-page *::after {
        transition-duration: var(--sage-app-motion-duration-instant) !important;
        animation-duration: var(--sage-app-motion-duration-instant) !important;
        animation-iteration-count: 1 !important;
    }
}