/*
 * PrimeBPM concept preview
 * Scope is deliberately limited to html[data-prime-ui]. Without ?ui=c1|c2|c3
 * these rules are inert and the production interface remains unchanged.
 */

html[data-prime-ui] {
    --preview-font: "Hanken Grotesk", Inter, system-ui, -apple-system, "Segoe UI", sans-serif;
    --preview-ease: cubic-bezier(.22, 1, .36, 1);
    --preview-fast: 150ms;
    --preview-base: 220ms;
    --preview-canvas: #f4f3f0;
    --preview-surface: #fff;
    --preview-surface-2: #f7f6f3;
    --preview-border: #dddcd7;
    --preview-border-strong: #c9c8c2;
    --preview-text: #1c2029;
    --preview-text-2: #686e79;
    --preview-muted: #8c919a;
    --preview-accent: #4f527c;
    --preview-accent-hover: #3e4168;
    --preview-accent-soft: #ececf5;
    --preview-danger: #ba4b3b;
    --preview-danger-soft: #f9e9e6;
    --preview-success: #437a5d;
    --preview-success-soft: #e8f1eb;
    --preview-warning: #8b672f;
    --preview-warning-soft: #f5eee2;
    --preview-sidebar: #25283a;
    --preview-sidebar-text: #f5f3ef;
    --preview-sidebar-muted: #b8b9c5;
    color-scheme: light;
}

html[data-prime-ui="c1"] {
    --preview-canvas: #f3f0ea;
    --preview-surface: #fffdf9;
    --preview-surface-2: #f7f3ec;
    --preview-border: #ded7cd;
    --preview-border-strong: #c9bfb2;
    --preview-text: #25231f;
    --preview-text-2: #6c665e;
    --preview-muted: #969087;
    --preview-accent: #75614e;
    --preview-accent-hover: #5f4e3e;
    --preview-accent-soft: #eee6dc;
    --preview-sidebar: #25272f;
    --preview-sidebar-text: #f7f2ea;
    --preview-sidebar-muted: #bbb5ad;
}

html[data-prime-ui="c2"] {
    --preview-canvas: #f7f8fa;
    --preview-surface: #ffffff;
    --preview-surface-2: #f1f3f6;
    --preview-border: #e1e4e9;
    --preview-border-strong: #cfd4dc;
    --preview-text: #171a21;
    --preview-text-2: #626977;
    --preview-muted: #969daa;
    --preview-accent: #5b5bd6;
    --preview-accent-hover: #4747bd;
    --preview-accent-soft: #ededff;
    --preview-sidebar: #f2f3f6;
    --preview-sidebar-text: #252934;
    --preview-sidebar-muted: #7d8492;
}

html[data-prime-ui="c3"] {
    --preview-canvas: #edf1f6;
    --preview-surface: #f9fbfd;
    --preview-surface-2: #eef2f7;
    --preview-border: #d7dde7;
    --preview-border-strong: #bcc6d5;
    --preview-text: #16202c;
    --preview-text-2: #607083;
    --preview-muted: #8895a5;
    --preview-accent: #375f74;
    --preview-accent-hover: #294b5d;
    --preview-accent-soft: #dcecf0;
    --preview-sidebar: #151a26;
    --preview-sidebar-text: #f2f5f9;
    --preview-sidebar-muted: #9ca8ba;
}

html[data-prime-ui][data-theme="dark"] {
    --preview-canvas: #17191d;
    --preview-surface: #202329;
    --preview-surface-2: #272b32;
    --preview-border: #363b44;
    --preview-border-strong: #4a515d;
    --preview-text: #f1f2f4;
    --preview-text-2: #b2b8c2;
    --preview-muted: #858d99;
    --preview-accent: #a9a3d5;
    --preview-accent-hover: #c0bbe3;
    --preview-accent-soft: #333348;
    --preview-danger: #ef8c7e;
    --preview-danger-soft: #442d2d;
    --preview-success: #82b99a;
    --preview-success-soft: #263b31;
    --preview-warning: #d1ab6d;
    --preview-warning-soft: #403525;
    --preview-sidebar: #111319;
    --preview-sidebar-text: #f5f5f6;
    --preview-sidebar-muted: #989faa;
    color-scheme: dark;
}

html[data-prime-ui] body,
html[data-prime-ui] button,
html[data-prime-ui] input,
html[data-prime-ui] select,
html[data-prime-ui] textarea {
    font-family: var(--preview-font) !important;
}

html[data-prime-ui] body,
html[data-prime-ui] .main-area,
html[data-prime-ui] .app-shell {
    background: var(--preview-canvas) !important;
    color: var(--preview-text) !important;
}

html[data-prime-ui] .main-area {
    padding-left: 0 !important;
}

html[data-prime-ui] .app-shell {
    min-height: 100dvh;
}

html[data-prime-ui] .sidebar-nav {
    background: var(--preview-sidebar) !important;
    border-right: 0 !important;
    box-shadow: none !important;
    color: var(--preview-sidebar-text) !important;
}

html[data-prime-ui] .app-shell.home-simple-shell-mode .sidebar-nav {
    background: var(--preview-sidebar) !important;
    background-image: none !important;
    box-shadow: none !important;
}

html[data-prime-ui] .sidebar-brand {
    min-height: 66px !important;
    border-bottom: 1px solid color-mix(in srgb, var(--preview-sidebar-text) 10%, transparent) !important;
}

html[data-prime-ui] .sidebar-brand-name,
html[data-prime-ui] .role-nav-intro strong {
    color: var(--preview-sidebar-text) !important;
}

html[data-prime-ui] .role-nav-intro span,
html[data-prime-ui] .role-nav-group-title {
    color: var(--preview-sidebar-muted) !important;
}

html[data-prime-ui] .role-preview-select {
    min-height: 38px;
    background: color-mix(in srgb, var(--preview-sidebar-text) 8%, transparent) !important;
    border: 1px solid color-mix(in srgb, var(--preview-sidebar-text) 16%, transparent) !important;
    color: var(--preview-sidebar-text) !important;
}

html[data-prime-ui] .role-nav-link,
html[data-prime-ui] .role-nav-footer button {
    min-height: 40px !important;
    color: var(--preview-sidebar-muted) !important;
    border: 1px solid transparent !important;
    border-radius: 8px !important;
    transition: background var(--preview-fast), color var(--preview-fast), border-color var(--preview-fast), transform var(--preview-fast) !important;
}

html[data-prime-ui] .role-nav-link:hover,
html[data-prime-ui] .role-nav-footer button:hover {
    background: color-mix(in srgb, var(--preview-sidebar-text) 8%, transparent) !important;
    color: var(--preview-sidebar-text) !important;
}

html[data-prime-ui] .role-nav-link.is-active {
    background: color-mix(in srgb, var(--preview-sidebar-text) 13%, transparent) !important;
    border-color: color-mix(in srgb, var(--preview-sidebar-text) 10%, transparent) !important;
    color: var(--preview-sidebar-text) !important;
}

html[data-prime-ui] .role-nav-link:focus-visible,
html[data-prime-ui] .role-nav-footer button:focus-visible,
html[data-prime-ui] .prime-preview-switcher button:focus-visible,
html[data-prime-ui] .prime-preview-action:focus-visible,
html[data-prime-ui] .prime-preview-command:focus-visible,
html[data-prime-ui] .prime-ai-prompt:focus-visible {
    outline: 2px solid var(--preview-accent) !important;
    outline-offset: 2px !important;
}

html[data-prime-ui] .main-area > header {
    min-height: 66px !important;
    background: color-mix(in srgb, var(--preview-surface) 94%, transparent) !important;
    border-bottom: 1px solid var(--preview-border) !important;
    box-shadow: none !important;
    backdrop-filter: blur(12px);
}

html[data-prime-ui] .main-area > .tab-content.active {
    background: transparent !important;
}

html[data-prime-ui] :where(.role-home, .roadmap-sheet, .content-card, .widget-card, .card, .panel, .cal-panel, .files-card, .admin-card, .task-drawer, .modal-content, .cmdk-modal) {
    color: var(--preview-text) !important;
}

html[data-prime-ui] :where(.role-panel, .role-metric, .roadmap-sheet, .content-card, .widget-card, .card, .panel, .cal-panel, .files-card, .admin-card, .task-drawer-section) {
    background: var(--preview-surface) !important;
    border-color: var(--preview-border) !important;
    box-shadow: none !important;
}

html[data-prime-ui] :where(.role-page-head h1, .role-native-head h2, .page-title, h1, h2, h3) {
    color: var(--preview-text) !important;
    letter-spacing: -.025em;
}

html[data-prime-ui] :where(.role-page-head p, .role-panel-head span, .role-data-main small, .role-attention-item small, .page-subtitle) {
    color: var(--preview-text-2) !important;
}

html[data-prime-ui] .role-eyebrow,
html[data-prime-ui] .prime-preview-eyebrow {
    color: var(--preview-accent) !important;
    font-size: 10px !important;
    font-weight: 700 !important;
    letter-spacing: .12em !important;
    text-transform: uppercase;
}

html[data-prime-ui] .role-metrics {
    gap: 0 !important;
    border: 1px solid var(--preview-border) !important;
    border-radius: 12px !important;
    overflow: hidden;
    background: var(--preview-surface) !important;
}

html[data-prime-ui] .role-metric {
    min-height: 104px !important;
    border: 0 !important;
    border-right: 1px solid var(--preview-border) !important;
    border-radius: 0 !important;
}

html[data-prime-ui] .role-metric:last-child { border-right: 0 !important; }
html[data-prime-ui] .role-metric.is-primary {
    background: var(--preview-surface) !important;
    color: var(--preview-text) !important;
}

html[data-prime-ui] .role-metric.is-primary b { color: var(--preview-accent) !important; }
html[data-prime-ui] .role-metric b { font-variant-numeric: tabular-nums; }

/* The dashboard itself is deliberately neutral in every preview concept. */
html[data-prime-ui] .role-home .role-metric.is-primary b {
    color: var(--preview-text) !important;
}

html[data-prime-ui] .role-home .role-home-actions .role-action.is-primary {
    border-color: var(--preview-text) !important;
    background: var(--preview-text) !important;
    color: var(--preview-surface) !important;
}

html[data-prime-ui] .role-home-grid {
    gap: 12px !important;
}

html[data-prime-ui] .role-panel {
    border: 1px solid var(--preview-border) !important;
    border-radius: 12px !important;
    overflow: clip;
}

html[data-prime-ui] .role-panel + .role-panel { border-left: 1px solid var(--preview-border) !important; }

html[data-prime-ui] .role-data-row,
html[data-prime-ui] .role-attention-item {
    background: transparent !important;
    border-color: var(--preview-border) !important;
    color: var(--preview-text) !important;
    transition: background var(--preview-fast), transform var(--preview-fast) !important;
}

html[data-prime-ui] .role-data-row:hover,
html[data-prime-ui] .role-attention-item:hover {
    background: var(--preview-surface-2) !important;
    transform: translateY(-1px);
}

html[data-prime-ui] .role-status,
html[data-prime-ui] .badge,
html[data-prime-ui] .status-pill {
    border-radius: 999px !important;
}

html[data-prime-ui] .role-status.is-danger { background: var(--preview-danger-soft) !important; color: var(--preview-danger) !important; }
html[data-prime-ui] .role-status.is-success { background: var(--preview-success-soft) !important; color: var(--preview-success) !important; }
html[data-prime-ui] .role-status.is-warning { background: var(--preview-warning-soft) !important; color: var(--preview-warning) !important; }

html[data-prime-ui] :where(input, textarea, select, .cal-modal-input) {
    background: var(--preview-surface) !important;
    border-color: var(--preview-border-strong) !important;
    color: var(--preview-text) !important;
}

html[data-prime-ui] :where(input, textarea, select, button):focus-visible {
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--preview-accent) 20%, transparent) !important;
}

html[data-prime-ui] :where(table, .data-table, .plan-table) {
    background: var(--preview-surface) !important;
    border-color: var(--preview-border) !important;
    color: var(--preview-text) !important;
}

html[data-prime-ui] :where(th, .data-table th, .plan-table th) {
    position: sticky;
    top: 0;
    z-index: 2;
    background: var(--preview-surface-2) !important;
    border-color: var(--preview-border) !important;
    color: var(--preview-text-2) !important;
}

html[data-prime-ui] :where(td, .data-table td, .plan-table td) {
    border-color: var(--preview-border) !important;
}

html[data-prime-ui] :where(tr:hover td, .task-row:hover td) {
    background: var(--preview-surface-2) !important;
}

.prime-preview-context,
.prime-preview-switcher,
.prime-ai-rail { display: none; }

html[data-prime-ui] .prime-preview-context {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;
    min-height: 74px;
    padding: 12px 28px;
    background: var(--preview-surface) !important;
    border-bottom: 1px solid var(--preview-border);
}

html[data-prime-ui] .prime-preview-context > div:first-child {
    display: grid;
    gap: 2px;
    min-width: 0;
}

html[data-prime-ui] .prime-preview-context strong {
    color: var(--preview-text);
    font-size: 16px;
}

html[data-prime-ui] .prime-preview-context small {
    color: var(--preview-text-2);
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

html[data-prime-ui] .prime-preview-context-actions {
    display: flex;
    align-items: center;
    gap: 8px;
}

html[data-prime-ui] .prime-preview-action,
html[data-prime-ui] .prime-preview-command {
    min-height: 36px;
    padding: 0 13px;
    border: 1px solid var(--preview-border-strong);
    border-radius: 8px;
    background: var(--preview-surface);
    color: var(--preview-text);
    cursor: pointer;
    font-size: 12px;
    font-weight: 650;
    transition: transform var(--preview-fast), background var(--preview-fast), border-color var(--preview-fast);
}

html[data-prime-ui] .prime-preview-action:hover,
html[data-prime-ui] .prime-preview-command:hover {
    transform: translateY(-1px);
    border-color: var(--preview-accent);
}

html[data-prime-ui] .prime-preview-action.is-primary {
    background: var(--preview-accent);
    border-color: var(--preview-accent);
    color: #fff;
}

html[data-prime-ui] .prime-preview-command {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    min-width: 174px;
    justify-content: space-between;
}

html[data-prime-ui] .prime-preview-command kbd {
    padding: 2px 5px;
    border: 1px solid var(--preview-border);
    border-radius: 5px;
    background: var(--preview-surface-2);
    color: var(--preview-text-2);
    font: 600 10px/1 var(--preview-font);
}

html[data-prime-ui] .prime-preview-switcher {
    position: fixed;
    right: 18px;
    bottom: 16px;
    z-index: 1700;
    display: flex;
    align-items: center;
    gap: 4px;
    min-height: 44px;
    padding: 5px;
    border: 1px solid color-mix(in srgb, var(--preview-border) 80%, transparent);
    border-radius: 11px;
    background: color-mix(in srgb, var(--preview-surface) 92%, transparent);
    box-shadow: 0 12px 34px rgba(20, 24, 32, .16);
    backdrop-filter: blur(18px);
}

html[data-prime-ui] .prime-preview-switcher-title {
    padding: 0 9px;
    color: var(--preview-text-2);
    font-size: 11px;
    font-weight: 650;
}

html[data-prime-ui] .prime-preview-switch,
html[data-prime-ui] .prime-preview-exit {
    min-width: 36px;
    min-height: 32px;
    border: 0;
    border-radius: 7px;
    background: transparent;
    color: var(--preview-text-2);
    cursor: pointer;
    font-size: 11px;
    font-weight: 700;
}

html[data-prime-ui] .prime-preview-switch:hover,
html[data-prime-ui] .prime-preview-exit:hover { background: var(--preview-surface-2); color: var(--preview-text); }
html[data-prime-ui] .prime-preview-switch.is-active { background: var(--preview-accent); color: #fff; }
html[data-prime-ui] .prime-preview-exit { padding-inline: 9px; font-weight: 600; }

/* Concept 01: premium enterprise, stable grid and high information density. */
html[data-prime-ui="c1"] .app-shell {
    grid-template-columns: 256px minmax(0, 1fr) !important;
}

html[data-prime-ui="c1"] .app-shell.home-simple-shell-mode:not(.nav-collapsed) .sidebar-nav {
    width: 256px !important;
}

html[data-prime-ui="c1"] .app-shell.home-simple-shell-mode:not(.nav-collapsed) .main-area {
    margin-left: 256px !important;
}

html[data-prime-ui="c1"] .main-area > .tab-content.active {
    padding: 24px 28px 86px !important;
}

html[data-prime-ui="c1"] .role-page-head {
    align-items: end !important;
    border-bottom: 1px solid var(--preview-border);
    padding-bottom: 18px;
}

html[data-prime-ui="c1"] .role-page-head h1 {
    font-size: clamp(30px, 3vw, 42px) !important;
    font-weight: 620 !important;
}

html[data-prime-ui="c1"] .role-home-grid {
    grid-template-columns: minmax(0, 1.75fr) minmax(320px, .85fr) !important;
}

html[data-prime-ui="c1"] .role-panel-head {
    min-height: 70px;
    background: var(--preview-surface-2);
}

/* Concept 02: compact productivity shell, keyboard-first and focus-oriented. */
@media (min-width: 1025px) {
    html[data-prime-ui="c2"] .app-shell {
        grid-template-columns: 82px minmax(0, 1fr) !important;
    }

    html[data-prime-ui="c2"] .sidebar-nav {
        width: 82px !important;
        background: var(--preview-sidebar) !important;
        color: var(--preview-sidebar-text) !important;
    }


    html[data-prime-ui="c2"] .app-shell.home-simple-shell-mode:not(.nav-collapsed) .sidebar-nav {
        width: 82px !important;
        min-width: 82px !important;
    }

    html[data-prime-ui="c2"] .app-shell.home-simple-shell-mode:not(.nav-collapsed) .main-area {
        margin-left: 82px !important;
    }

    html[data-prime-ui="c2"] .sidebar-brand-name,
    html[data-prime-ui="c2"] .sidebar-brand-label,
    html[data-prime-ui="c2"] .role-nav-intro,
    html[data-prime-ui="c2"] .role-nav-group-title,
    html[data-prime-ui="c2"] .role-nav-link > span:last-child,
    html[data-prime-ui="c2"] .role-nav-footer button > span {
        display: none !important;
    }

    html[data-prime-ui="c2"] .sidebar-brand {
        justify-content: center !important;
        padding-inline: 0 !important;
    }

    html[data-prime-ui="c2"] .role-primary-nav {
        padding: 10px !important;
        gap: 5px !important;
    }

    html[data-prime-ui="c2"] .role-nav-group {
        display: contents !important;
    }

    html[data-prime-ui="c2"] .role-nav-link,
    html[data-prime-ui="c2"] .role-nav-footer button {
        justify-content: center !important;
        width: 44px !important;
        min-height: 44px !important;
        margin-inline: auto !important;
        padding: 0 !important;
        color: var(--preview-sidebar-muted) !important;
    }

    html[data-prime-ui="c2"] .role-nav-link.is-active {
        background: var(--preview-surface) !important;
        border-color: var(--preview-border) !important;
        color: var(--preview-accent) !important;
        box-shadow: 0 2px 8px rgba(24, 28, 36, .06) !important;
    }


    html[data-prime-ui="c2"] .role-nav-link img,
    html[data-prime-ui="c2"] .role-nav-footer img {
        filter: none !important;
        opacity: .7 !important;
    }

    html[data-prime-ui="c2"] .role-nav-link.is-active img {
        filter: none !important;
        opacity: 1 !important;
    }
}

html[data-prime-ui="c2"] .main-area > .tab-content.active {
    width: min(1180px, calc(100% - 48px)) !important;
    margin-inline: auto !important;
    padding: 22px 0 88px !important;
}

html[data-prime-ui="c2"] .prime-preview-context {
    position: sticky;
    top: 66px;
    z-index: 18;
    min-height: 62px;
    padding-block: 9px;
}

html[data-prime-ui="c2"] .role-page-head h1 { font-size: clamp(28px, 3vw, 38px) !important; }
html[data-prime-ui="c2"] .role-metrics { grid-template-columns: repeat(3, minmax(0, 1fr)) !important; }
html[data-prime-ui="c2"] .role-metric { min-height: 92px !important; }
html[data-prime-ui="c2"] .role-metrics > .role-metric {
    grid-column: auto !important;
    grid-row: auto !important;
}
html[data-prime-ui="c2"] .role-home-grid { grid-template-columns: minmax(0, 1fr) minmax(280px, .66fr) !important; }

/* Concept 03: enterprise command center with a contextual AI rail. */
@media (min-width: 1181px) {
    html[data-prime-ui="c3"] .app-shell {
        grid-template-columns: 208px minmax(0, 1fr) !important;
    }

    html[data-prime-ui="c3"] .app-shell.home-simple-shell-mode:not(.nav-collapsed) .sidebar-nav {
        width: 208px !important;
    }

    html[data-prime-ui="c3"] .app-shell.home-simple-shell-mode:not(.nav-collapsed) .main-area {
        margin-left: 208px !important;
    }

    html[data-prime-ui="c3"] .main-area {
        padding-right: 274px !important;
    }
}

html[data-prime-ui="c3"] .main-area > .tab-content.active {
    padding: 24px 24px 88px !important;
}

html[data-prime-ui="c3"] .prime-preview-context {
    background: color-mix(in srgb, var(--preview-surface) 82%, transparent) !important;
}

html[data-prime-ui="c3"] .role-metrics {
    grid-template-columns: repeat(3, minmax(0, 1fr)) !important;
    border-color: color-mix(in srgb, var(--preview-accent) 28%, var(--preview-border)) !important;
}

html[data-prime-ui="c3"] .role-metrics > .role-metric {
    grid-column: auto !important;
    grid-row: auto !important;
}

html[data-prime-ui="c3"] .role-home-grid {
    grid-template-columns: minmax(0, 1.15fr) minmax(330px, .85fr) !important;
}

html[data-prime-ui="c3"] .main-area > header h1 {
    max-width: 270px;
    font-size: 20px !important;
    line-height: 1.05 !important;
    white-space: nowrap;
}

html[data-prime-ui="c3"] .role-metric.is-primary {
    background: color-mix(in srgb, var(--preview-accent-soft) 55%, var(--preview-surface)) !important;
}

html[data-prime-ui="c3"] .prime-ai-rail {
    position: fixed;
    top: 78px;
    right: 14px;
    bottom: 74px;
    z-index: 35;
    display: flex;
    flex-direction: column;
    width: 246px;
    padding: 14px;
    border: 1px solid color-mix(in srgb, var(--preview-accent) 28%, var(--preview-border));
    border-radius: 14px;
    background: color-mix(in srgb, var(--preview-surface) 88%, transparent);
    box-shadow: 0 18px 46px rgba(18, 28, 40, .14);
    backdrop-filter: blur(18px);
}

html[data-prime-ui="c3"] .prime-ai-rail > header {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 4px 2px 13px;
    border-bottom: 1px solid var(--preview-border);
}

html[data-prime-ui="c3"] .prime-ai-rail > header > div { display: grid; gap: 1px; }
html[data-prime-ui="c3"] .prime-ai-rail strong { color: var(--preview-text); font-size: 13px; }
html[data-prime-ui="c3"] .prime-ai-rail small { color: var(--preview-text-2); font-size: 11px; }

html[data-prime-ui="c3"] .prime-ai-badge {
    display: grid;
    place-items: center;
    width: 32px;
    height: 32px;
    border-radius: 9px;
    background: var(--preview-accent);
    color: #fff;
    font-size: 11px;
    font-weight: 800;
    letter-spacing: .08em;
}

html[data-prime-ui="c3"] .prime-ai-insights {
    display: grid;
    gap: 8px;
    padding-block: 12px;
    overflow: auto;
}

html[data-prime-ui="c3"] .prime-ai-insights article {
    padding: 11px;
    border: 1px solid var(--preview-border);
    border-radius: 10px;
    background: color-mix(in srgb, var(--preview-surface) 72%, var(--preview-accent-soft));
}

html[data-prime-ui="c3"] .prime-ai-insights span {
    color: var(--preview-accent);
    font-size: 9px;
    font-weight: 800;
    letter-spacing: .1em;
    text-transform: uppercase;
}

html[data-prime-ui="c3"] .prime-ai-insights p {
    margin: 6px 0 0;
    color: var(--preview-text);
    font-size: 12px;
    line-height: 1.45;
}

html[data-prime-ui="c3"] .prime-ai-prompt {
    min-height: 40px;
    margin-top: auto;
    border: 1px solid var(--preview-accent);
    border-radius: 9px;
    background: var(--preview-accent);
    color: #fff;
    cursor: pointer;
    font-size: 12px;
    font-weight: 700;
}

@media (max-width: 1180px) {
    html[data-prime-ui="c3"] .prime-ai-rail {
        top: auto;
        right: 16px;
        bottom: 70px;
        width: min(360px, calc(100vw - 32px));
        max-height: 210px;
    }

    html[data-prime-ui="c3"] .prime-ai-insights { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    html[data-prime-ui="c3"] .prime-ai-insights article:nth-child(n+2) { display: none; }
}

@media (max-width: 820px) {
    html[data-prime-ui] .app-shell.home-simple-shell-mode:not(.nav-collapsed) .main-area {
        margin-left: 0 !important;
    }

    html[data-prime-ui] .prime-preview-context {
        align-items: flex-start;
        padding: 10px 16px;
    }

    html[data-prime-ui] .prime-preview-context small { white-space: normal; }
    html[data-prime-ui] .prime-preview-context-actions { align-self: center; }
    html[data-prime-ui] .prime-preview-action:not(.is-primary) { display: none; }

    html[data-prime-ui] .main-area > .tab-content.active,
    html[data-prime-ui="c1"] .main-area > .tab-content.active,
    html[data-prime-ui="c2"] .main-area > .tab-content.active,
    html[data-prime-ui="c3"] .main-area > .tab-content.active {
        width: 100% !important;
        padding: 16px 14px 104px !important;
    }

    html[data-prime-ui] .role-metrics,
    html[data-prime-ui="c2"] .role-metrics { grid-template-columns: repeat(2, minmax(0, 1fr)) !important; }
    html[data-prime-ui] .role-metric { border-bottom: 1px solid var(--preview-border) !important; }
    html[data-prime-ui] .role-home-grid,
    html[data-prime-ui="c1"] .role-home-grid,
    html[data-prime-ui="c2"] .role-home-grid { grid-template-columns: 1fr !important; }

    html[data-prime-ui] .prime-preview-switcher {
        left: 12px;
        right: 12px;
        bottom: 72px;
        justify-content: center;
    }

    html[data-prime-ui] .prime-preview-switcher-title { display: none; }
    html[data-prime-ui="c3"] .prime-ai-rail { bottom: 126px; }
}

@media (max-width: 520px) {
    html[data-prime-ui] .prime-preview-context { min-height: 64px; }
    html[data-prime-ui] .prime-preview-context-actions { display: none; }
    html[data-prime-ui] .prime-preview-context strong { font-size: 14px; }
    html[data-prime-ui] .role-metrics,
    html[data-prime-ui="c2"] .role-metrics { grid-template-columns: 1fr 1fr !important; }
    html[data-prime-ui] .role-metric { min-height: 84px !important; padding: 12px !important; }
    html[data-prime-ui] .prime-preview-exit { font-size: 0; min-width: 34px; }
    html[data-prime-ui] .prime-preview-exit::after { content: "×"; font-size: 18px; }
    html[data-prime-ui="c3"] .prime-ai-rail { display: none; }
}

@media (prefers-reduced-motion: reduce) {
    html[data-prime-ui] *,
    html[data-prime-ui] *::before,
    html[data-prime-ui] *::after {
        scroll-behavior: auto !important;
        transition-duration: .01ms !important;
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
    }
}