@layer components {

    /* ── Skeleton shimmer ────────────────────────────────── */
    @keyframes shimmer {
        0%   { background-position: -400px 0; }
        100% { background-position:  400px 0; }
    }
    .shimmer {
        background: linear-gradient(90deg,
            hsl(var(--surface-raised)) 25%,
            hsl(var(--surface-overlay)) 50%,
            hsl(var(--surface-raised)) 75%);
        background-size: 800px 100%;
        animation: shimmer 1.4s infinite linear;
        border-radius: var(--radius-sm);
    }
    .skeleton-logo  { width: 80px; height: 48px; flex-shrink: 0; }
    .skeleton-card  { height: 56px; margin-bottom: 6px; }
    .skeleton-line  { height: 12px; margin-bottom: 6px; }
    .skeleton-line--wide   { width: 55%; }
    .skeleton-line--narrow { width: 35%; }
    .skeleton-brand-header { display: flex; align-items: center; gap: 10px; margin-bottom: 10px; padding: 8px 12px; }
    .skeleton-meta  { flex: 1; display: flex; flex-direction: column; gap: 4px; }
    .section-body--mt   { margin-top: 8px; }
    .section-body--mt-xs { margin-top: 4px; }

    /* ── Research progress bar — chat panel (PJ-2) ─────── */
    .research-progress-bar {
        display: flex;
        align-items: center;
        gap: 8px;
        padding: 5px 12px;
        font-size: var(--text-xs);
        color: var(--text-muted);
        border-bottom: 1px solid hsl(var(--line) / 0.3);
        background: hsl(var(--surface-raised) / 0.5);
    }

    /* ── Research status line ────────────────────────────── */
    .research-status {
        display: flex;
        align-items: center;
        gap: 8px;
        padding: 12px;
        font-size: var(--text-sm);
        color: var(--text-muted);
    }
    @keyframes pulse-dot {
        0%, 100% { opacity: 0.4; transform: scale(1); }
        50%       { opacity: 1;   transform: scale(1.2); }
    }
    .research-status__dot {
        width: 6px;
        height: 6px;
        border-radius: var(--radius-pill);
        background: hsl(var(--accent));
        flex-shrink: 0;
        animation: pulse-dot 1.4s infinite ease-in-out;
    }

    /* ── Confidence dots (O4.12) ─────────────────────────── */
    .conf-dot {
        display: inline-block;
        width: 7px;
        height: 7px;
        border-radius: 50%;
        flex-shrink: 0;
        vertical-align: middle;
        margin-left: 4px;
    }
    .conf-dot--high   { background: hsl(var(--success)); }
    .conf-dot--medium { background: hsl(var(--conf-medium)); }
    .conf-dot--low    { background: hsl(var(--danger)); box-shadow: 0 0 0 2px hsl(var(--danger) / 0.25); }
    .conf-pct {
        font-size: var(--text-xs);
        color: var(--text-muted);
        margin-left: 3px;
    }

    /* ── Source chip (O4.11) ─────────────────────────────── */
    .source-chip {
        display: inline-flex;
        align-items: center;
        font-size: var(--text-xs);
        color: var(--text-muted);
        background: hsl(var(--surface-raised) / 0.4);
        border: 1px solid hsl(var(--line) / 0.4);
        border-radius: var(--radius-pill);
        padding: 0 5px;
        white-space: nowrap;
        margin-left: 4px;
    }

    /* ── Onboarding profile fields ───────────────────────── */
    .onb-field-row { align-items: center; }
    .onb-field-row .kv-value { flex: 1; }
    .onb-profile-header { padding: 6px 12px 0; }
    .onb-brand-logo { max-height: 48px; max-width: 120px; object-fit: contain; }

    /* ── Scan-and-approve bar (O4.8) ─────────────────────── */
    .onb-confirm-bar {
        margin: 8px 0 0;
        padding: 12px;
        background: hsl(var(--surface-raised));
        border: 1px solid hsl(var(--line));
        border-radius: var(--radius-md);
    }
    .onb-confirm-bar--done { border-color: hsl(var(--success) / 0.5); background: hsl(var(--success) / 0.04); }
    .onb-confirm-prompt { font-size: var(--text-sm); color: var(--text); margin-bottom: 8px; font-weight: 500; }
    .onb-confirm-note { font-size: var(--text-xs); color: var(--text-muted); margin-bottom: 8px; line-height: 1.4; }

    /* ── First-experiment proposal card (O10) ───────────── */
    .onb-proposal { margin-top: 8px; }
    .onb-proposal-prose {
        font-size: var(--text-sm);
        color: var(--text);
        line-height: 1.5;
        margin-bottom: 8px;
    }
    .onb-proposal-meta { font-size: var(--text-xs); color: var(--text-muted); margin-bottom: 8px; }
    .onb-proposal-trailer {
        display: flex;
        align-items: center;
        gap: 8px;
        border-top: 1px solid hsl(var(--line) / 0.4);
        padding-top: 8px;
        margin-top: 6px;
    }
    .onb-proposal-draft-btn {
        font-size: var(--text-xs);
        font-weight: 500;
        color: hsl(var(--accent));
        background: hsl(var(--accent) / 0.12);
        border: 1px solid hsl(var(--accent) / 0.3);
        border-radius: var(--radius-sm);
        padding: 2px 8px;
        cursor: pointer;
        white-space: nowrap;
    }
    .onb-proposal-draft-btn:hover { background: hsl(var(--accent) / 0.2); }
    .onb-proposal-swap-btn {
        font-size: var(--text-xs);
        font-weight: 500;
        color: var(--text-muted);
        background: none;
        border: 1px solid hsl(var(--line) / 0.5);
        border-radius: var(--radius-sm);
        padding: 2px 8px;
        cursor: pointer;
        white-space: nowrap;
    }
    .onb-proposal-swap-btn:hover { color: var(--text); border-color: hsl(var(--line)); }
    .onb-proposal-swap-btn:disabled { opacity: 0.5; cursor: default; }

    /* ── Orientation slot (O8 post-confirm) ─────────────────── */
    .onb-orientation { display: flex; flex-direction: column; gap: 6px; }
    .onb-orientation-text { font-size: var(--text-sm); color: var(--text); line-height: 1.5; }
    .onb-orientation-velocity { font-size: var(--text-xs); color: var(--text-muted); line-height: 1.5; }

    /* ── Draft set card (O10.9) ──────────────────────────── */
    .onb-draft-set { margin-top: 8px; }
    .onb-draft-handoff { font-size: var(--text-sm); color: var(--text-muted); line-height: 1.5; margin-bottom: 10px; }
    .onb-draft-list { display: flex; flex-direction: column; gap: 6px; }
    .onb-draft-item { display: flex; align-items: flex-start; gap: 8px; }
    .onb-draft-text { flex: 1; font-size: var(--text-sm); color: var(--text); line-height: 1.5; }
    .onb-draft-copy {
        flex-shrink: 0;
        font-size: var(--text-xs);
        font-weight: 500;
        color: var(--text-muted);
        background: hsl(var(--surface-raised));
        border: 1px solid hsl(var(--line) / 0.5);
        border-radius: var(--radius-sm);
        padding: 2px 7px;
        cursor: pointer;
        white-space: nowrap;
    }
    .onb-draft-copy:hover { color: var(--text); border-color: hsl(var(--line)); }
    .onb-draft-set--error .onb-draft-error { font-size: var(--text-sm); color: var(--text-muted); }

    /* ── AI Search — landscape view (AC14b/AC14c/AC31b) ─── */
    .onb-geo-wrapper { display: flex; flex-direction: column; gap: 6px; padding: 8px; }
    .onb-geo-directional { font-size: var(--text-sm); color: var(--text); font-weight: 500; padding: 4px 0; }
    .onb-geo-calibration { font-size: var(--text-xs); color: var(--text-muted); font-style: italic; padding: 0 4px 4px; }
    .onb-landscape-row { }
    .onb-landscape-query { font-size: var(--text-xs); color: var(--text-muted); font-style: italic; margin-bottom: 4px; }
    .onb-landscape-brands { font-size: var(--text-sm); color: var(--text); margin-bottom: 4px; }
    .onb-landscape-you { font-size: var(--text-xs); font-weight: 500; }
    .onb-landscape-you--present { color: hsl(var(--success)); }
    .onb-landscape-you--absent  { color: var(--text-muted); }

    /* ── Deep-read trigger (AC14d) ───────────────────────── */
    .onb-deep-read-bar { display: flex; align-items: center; gap: 8px; padding: 4px 4px 0; flex-wrap: wrap; }
    .onb-deep-read-btn {
        font-size: var(--text-xs); font-weight: 500; cursor: pointer;
        color: hsl(var(--accent)); background: hsl(var(--accent) / 0.1);
        border: 1px solid hsl(var(--accent) / 0.3); border-radius: var(--radius-sm);
        padding: 3px 10px; white-space: nowrap;
    }
    .onb-deep-read-btn:hover { background: hsl(var(--accent) / 0.18); }
    .onb-deep-read-note { font-size: var(--text-xs); color: var(--text-muted); font-style: italic; }

    /* ── Answer Board flag (AC13/AC42) ──────────────────── */
    .onb-answer-board-flag { font-size: var(--text-xs); color: var(--text-muted); font-style: italic; padding: 8px 0; }

    /* ── Answer Board rows (AC13/AC42/AC32) ─────────────── */
    .onb-ab-framing { font-size: var(--text-sm); color: var(--text); font-weight: 500; padding: 4px 0 8px; }
    .onb-ab-row { display: flex; align-items: baseline; gap: 8px; padding: 5px 0; border-bottom: 1px solid hsl(var(--line) / 0.2); flex-wrap: wrap; }
    .onb-ab-row--you { border-left: 2px solid hsl(var(--accent) / 0.6); padding-left: 8px; }
    .onb-ab-name { font-size: var(--text-sm); color: var(--text); font-weight: 500; min-width: 100px; }
    .onb-ab-row--you .onb-ab-name { color: hsl(var(--accent)); }
    .onb-ab-count { font-size: var(--text-sm); color: var(--text); white-space: nowrap; }
    .onb-ab-engines { font-size: var(--text-xs); color: var(--text-muted); flex: 1; }
    .onb-ab-demand { font-size: var(--text-xs); color: var(--text-muted); padding: 8px 0 0; border-top: 1px solid hsl(var(--line) / 0.2); margin-top: 4px; }

    /* ── O5-AC6 confirmed field state ───────────────────── */
    .onb-field--confirmed { border-left: 2px solid hsl(var(--success) / 0.6); padding-left: 8px; }

    /* ── Expert-read slot (voice populates) ─────────────── */
    .onb-expert-read { font-size: var(--text-xs); color: var(--text-muted); font-style: italic; padding: 4px 12px; border-bottom: 1px solid hsl(var(--line) / 0.2); margin-bottom: 4px; }


    /* ── O2.10 grounding anchor offer ───────────────────── */
    .onb-anchor-offer { margin-top: 8px; display: flex; flex-direction: column; gap: 8px; }
    .onb-anchor-copy  { font-size: var(--text-sm); color: var(--text); line-height: 1.5; margin: 0; }
    .onb-anchor-trust { font-size: var(--text-xs); color: var(--text-muted); margin: 0; }
    .onb-anchor-tiers { display: flex; flex-direction: column; gap: 3px; }
    .onb-anchor-tier  {
        border: 1px solid hsl(var(--line) / 0.4);
        border-radius: var(--radius-sm);
        overflow: hidden;
    }
    .onb-anchor-tier__btn {
        width: 100%;
        text-align: left;
        background: none;
        border: none;
        padding: 6px 10px;
        font-size: var(--text-sm);
        color: var(--text-muted);
        cursor: pointer;
        display: flex;
        align-items: center;
        justify-content: space-between;
    }
    .onb-anchor-tier__btn:hover                    { color: var(--text); }
    .onb-anchor-tier.is-open .onb-anchor-tier__btn { color: var(--text); }
    .onb-anchor-tier__body {
        display: none;
        padding: 4px 10px 8px;
        border-top: 1px solid hsl(var(--line) / 0.3);
    }
    .onb-anchor-tier.is-open .onb-anchor-tier__body { display: block; }
    .onb-anchor-file-btn {
        display: inline-block;
        margin-top: 4px;
        font-size: var(--text-xs);
        font-weight: 500;
        color: hsl(var(--accent));
        background: hsl(var(--accent) / 0.1);
        border: 1px solid hsl(var(--accent) / 0.25);
        border-radius: var(--radius-sm);
        padding: 3px 10px;
        cursor: pointer;
        white-space: nowrap;
    }
    .onb-anchor-file-btn:hover { background: hsl(var(--accent) / 0.18); }
    .onb-anchor-file-name {
        margin-top: 3px;
        font-size: var(--text-xs);
        color: var(--text-muted);
        word-break: break-all;
    }
    .onb-anchor-paste-input,
    .onb-anchor-line-input {
        display: block;
        width: 100%;
        margin-top: 4px;
        background: hsl(var(--surface-sunken));
        border: 1px solid hsl(var(--line) / 0.5);
        border-radius: var(--radius-sm);
        color: var(--text);
        font-size: var(--text-sm);
        font-family: var(--font-body);
        padding: 5px 8px;
    }
    .onb-anchor-paste-input { min-height: 80px; resize: none; }
    .onb-anchor-line-input  { height: 30px; }
    .onb-anchor-paste-input:focus,
    .onb-anchor-line-input:focus { outline: none; border-color: hsl(var(--accent) / 0.5); }
    .onb-anchor-actions { display: flex; align-items: center; gap: 8px; padding-top: 2px; flex-wrap: wrap; }
    .onb-anchor-skip {
        background: none;
        border: none;
        color: var(--text-muted);
        font-size: var(--text-xs);
        cursor: pointer;
        padding: 0;
        text-decoration: underline;
        text-underline-offset: 2px;
    }
    .onb-anchor-skip:hover { color: var(--text); }

    /* ── O2.10 honest fallback ──────────────────────────── */
    .onb-anchor-fallback { font-size: var(--text-sm); color: var(--text-muted); padding: 12px; line-height: 1.5; }

    /* ── Stream error state (O6-AC7) ───────────────────── */
    .onb-error-state { display: flex; flex-direction: column; align-items: center; gap: var(--space-4); padding: var(--space-5) var(--space-4); text-align: center; }
    .onb-error-msg   { font-size: var(--text-sm); color: var(--text-muted); line-height: 1.6; max-width: 320px; }

    /* ── Capture state (O2, pre-brand) ──────────────────── */
    .onb-capture-pending { color: var(--text-muted); font-style: italic; }
    .onb-brand-initials { display: inline-flex; align-items: center; justify-content: center; width: 56px; height: 56px; border-radius: var(--radius-md); background: hsl(var(--surface-raised)); color: var(--text-muted); font-size: var(--text-base); font-weight: 600; }

}