.admin-surface-card {
    border: 1px solid color-mix(in srgb, var(--rz-border-color) 76%, transparent);
    border-radius: 22px;
    background:
        linear-gradient(180deg,
            color-mix(in srgb, var(--rz-base-background-color) 96%, transparent),
            color-mix(in srgb, var(--rz-base-100) 40%, var(--rz-base-background-color) 60%));
    box-shadow:
        0 1px 0 color-mix(in srgb, var(--rz-white) 55%, transparent) inset,
        0 18px 40px color-mix(in srgb, var(--rz-base-900) 8%, transparent);
    backdrop-filter: blur(12px);
}

.admin-surface-card-hero {
    position: relative;
    overflow: hidden;
}

.admin-surface-card-hero::before {
    content: "";
    position: absolute;
    inset: 0 0 auto 0;
    height: 72px;
    background: linear-gradient(135deg,
        color-mix(in srgb, var(--rz-primary-lighter) 82%, transparent),
        color-mix(in srgb, var(--rz-info-lighter) 68%, transparent));
    opacity: 0.9;
    pointer-events: none;
}

.admin-surface-card-main,
.admin-surface-card-side {
    overflow: hidden;
}

.chat-summary-card {
    min-height: 100%;
    padding: 1.15rem 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.chat-summary-eyebrow,
.selected-trace-eyebrow {
    position: relative;
    z-index: 1;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--rz-text-secondary-color);
}

.chat-summary-meta,
.selected-trace-caption {
    position: relative;
    z-index: 1;
    font-size: 0.82rem;
    color: var(--rz-text-secondary-color);
}

.chat-summary-grid,
.selected-trace-stats,
.overview-stats-grid {
    display: grid;
    gap: 0.85rem;
}

.chat-summary-grid,
.selected-trace-stats {
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
}

.chat-summary-grid-wide {
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
}

.overview-stats-grid {
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.chat-summary-item,
.selected-trace-stats > div {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 0.28rem;
    padding: 0.9rem 0.95rem;
    border-radius: 16px;
    border: 1px solid color-mix(in srgb, var(--rz-border-color) 72%, transparent);
    background: color-mix(in srgb, var(--rz-base-background-color) 82%, transparent);
}

.chat-summary-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--rz-text-secondary-color);
}

.chat-summary-value,
.selected-trace-title {
    color: var(--rz-text-title-color);
    font-weight: 700;
    letter-spacing: -0.02em;
    word-break: break-word;
}

.chat-summary-caption {
    color: var(--rz-text-secondary-color);
    font-size: 0.82rem;
    word-break: break-word;
}

.quick-overview-card {
    min-height: 100%;
    padding: 1.15rem 1.2rem;
    display: flex;
    flex-direction: column;
    gap: 0.95rem;
}

.quick-overview-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    gap: 0.75rem;
}

.quick-overview-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 0.85rem;
}

.quick-overview-item {
    display: flex;
    flex-direction: column;
    gap: 0.28rem;
    padding: 0.95rem 1rem;
    border-radius: 16px;
    border: 1px solid color-mix(in srgb, var(--rz-border-color) 72%, transparent);
    background: color-mix(in srgb, var(--rz-base-background-color) 88%, transparent);
}

.quick-overview-value {
    color: var(--rz-text-title-color);
    font-weight: 700;
    letter-spacing: -0.02em;
    word-break: break-word;
}

.overview-card {
    min-height: 132px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.35rem;
    border-top-width: 4px;
    border-top-style: solid;
    padding-top: 0.35rem;
}
.overview-card-primary {
    border-top-color: var(--dalatic-primary);
}
.overview-card-neutral {
    border-top-color: var(--rz-info);
}
.overview-card-status {
    border-top-color: var(--rz-warning);
}
.overview-card-token {
    border-top-color: var(--dalatic-accent-primary);
}
.overview-card-trace {
    border-top-color: #0ea5e9;
}
.overview-card-cost {
    border-top-color: var(--dalatic-success);
}
.overview-inline-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.overview-card .rz-text-caption,
.overview-card .text-muted {
    position: relative;
    z-index: 1;
}

.overview-card .rz-text-h6,
.overview-card .rz-text-h5 {
    position: relative;
    z-index: 1;
    color: var(--rz-text-title-color);
    letter-spacing: -0.02em;
}

.token-card {
    transition: transform 0.2s;
}
.token-card:hover {
    transform: scale(1.02);
}
.token-input {
    border-top: 4px solid var(--dalatic-accent-primary);
}
.token-output {
    border-top: 4px solid var(--dalatic-success);
}

.trace-kpi-card {
    min-height: 120px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.35rem;
}
.trace-kpi-primary {
    border-top: 4px solid var(--dalatic-primary);
}
.trace-kpi-info {
    border-top: 4px solid #0ea5e9;
}
.trace-kpi-warning {
    border-top: 4px solid var(--rz-warning);
}
.trace-kpi-success {
    border-top: 4px solid var(--dalatic-success);
}

.trace-selector-header,
.selected-trace-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    gap: 0.75rem;
}

.trace-selector-list {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    max-height: 420px;
    overflow-y: auto;
    padding-right: 0.15rem;
}

.trace-selector-item {
    width: 100%;
    border: 1px solid color-mix(in srgb, var(--rz-border-color) 70%, transparent);
    background:
        linear-gradient(180deg,
            color-mix(in srgb, var(--rz-base-background-color) 98%, transparent),
            color-mix(in srgb, var(--rz-base-100) 38%, var(--rz-base-background-color) 62%));
    border-radius: 16px;
    padding: 0.95rem 1rem;
    text-align: left;
    cursor: pointer;
    transition: border-color 0.18s ease, transform 0.18s ease, background-color 0.18s ease, box-shadow 0.18s ease;
    box-shadow: 0 10px 24px color-mix(in srgb, var(--rz-base-900) 4%, transparent);
}

.trace-selector-item:hover {
    transform: translateY(-2px);
    border-color: color-mix(in srgb, var(--dalatic-primary) 45%, var(--rz-border-color));
    box-shadow: 0 18px 34px color-mix(in srgb, var(--dalatic-primary) 10%, transparent);
}

.trace-selector-item.is-selected {
    border-color: color-mix(in srgb, var(--dalatic-primary) 65%, transparent);
    background:
        linear-gradient(180deg,
            color-mix(in srgb, var(--dalatic-primary) 8%, var(--rz-base-background-color)),
            color-mix(in srgb, var(--rz-info-lighter) 26%, var(--rz-base-background-color)));
    box-shadow:
        0 0 0 1px color-mix(in srgb, var(--dalatic-primary) 12%, transparent),
        0 18px 38px color-mix(in srgb, var(--dalatic-primary) 12%, transparent);
}

.trace-selector-top,
.trace-selector-meta {
    display: flex;
    justify-content: space-between;
    gap: 0.75rem;
}

.trace-selector-top {
    margin-bottom: 0.35rem;
    align-items: center;
}

.trace-selector-heading {
    display: flex;
    flex-direction: column;
    min-width: 0;
    gap: 0.2rem;
}

.trace-selector-meta {
    font-size: 0.78rem;
    color: var(--rz-text-secondary-color);
}

.trace-selector-agent {
    font-weight: 700;
    color: var(--rz-text-color);
}

.trace-selector-status {
    font-size: 0.76rem;
    font-weight: 700;
    text-transform: uppercase;
}

.trace-selector-model {
    font-size: 0.78rem;
    color: var(--rz-text-secondary-color);
    word-break: break-word;
}

.trace-selector-facts {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    margin-top: 0.65rem;
}

.trace-meta-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    padding: 0.22rem 0.55rem;
    border-radius: 999px;
    border: 1px solid color-mix(in srgb, var(--rz-border-color) 68%, transparent);
    background: color-mix(in srgb, var(--rz-base-background-color) 84%, transparent);
    color: var(--rz-text-secondary-color);
    font-size: 0.75rem;
}

.selected-trace-card {
    padding: 1rem 1.05rem;
}

.trace-native-note {
    display: grid;
    gap: 0.5rem;
    margin-top: 0.9rem;
    padding: 0.95rem 1rem;
    border-radius: 16px;
    border: 1px solid color-mix(in srgb, var(--rz-border-color) 70%, transparent);
    background:
        linear-gradient(135deg,
            color-mix(in srgb, var(--rz-primary-lighter) 55%, transparent),
            color-mix(in srgb, var(--rz-info-lighter) 46%, transparent));
    font-size: 0.86rem;
    color: var(--rz-text-secondary-color);
}

.trace-tabs {
    width: 100%;
}

.trace-tab-panel {
    padding-top: 0.9rem;
}

.trace-ot-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.ot-kpi-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 0.75rem;
}

.ot-kpi-card {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    padding: 1rem 1.05rem;
    border-radius: 18px;
    border: 1px solid color-mix(in srgb, var(--rz-border-color) 72%, transparent);
    background:
        linear-gradient(180deg,
            color-mix(in srgb, var(--rz-base-background-color) 98%, transparent),
            color-mix(in srgb, var(--rz-primary-lighter) 18%, var(--rz-base-background-color) 82%));
    box-shadow: 0 14px 28px color-mix(in srgb, var(--rz-base-900) 5%, transparent);
}

.ot-kpi-value {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--rz-text-title-color);
    letter-spacing: -0.03em;
}

.ot-layout {
    display: grid;
    grid-template-columns: minmax(0, 1.35fr) minmax(0, 1fr);
    gap: 1rem;
    align-items: start;
}

.ot-span-list-panel,
.ot-span-detail-panel {
    border: 1px solid color-mix(in srgb, var(--rz-border-color) 72%, transparent);
    border-radius: 18px;
    padding: 1rem;
    background:
        linear-gradient(180deg,
            color-mix(in srgb, var(--rz-base-background-color) 97%, transparent),
            color-mix(in srgb, var(--rz-base-100) 36%, var(--rz-base-background-color) 64%));
}

.ot-section-header {
    display: flex;
    justify-content: space-between;
    align-items: start;
    gap: 0.75rem;
    margin-bottom: 0.8rem;
}

.ot-span-list {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
    max-height: 520px;
    overflow-y: auto;
    padding-right: 0.15rem;
}

.ot-span-row {
    width: 100%;
    text-align: left;
    border: 1px solid color-mix(in srgb, var(--rz-border-color) 70%, transparent);
    border-radius: 16px;
    background:
        linear-gradient(180deg,
            color-mix(in srgb, var(--rz-base-background-color) 99%, transparent),
            color-mix(in srgb, var(--rz-base-100) 34%, var(--rz-base-background-color) 66%));
    padding: 0.85rem 0.95rem;
    cursor: pointer;
    transition: border-color 0.15s ease, transform 0.15s ease, box-shadow 0.15s ease;
}

.ot-span-row:hover {
    transform: translateY(-2px);
    border-color: color-mix(in srgb, var(--dalatic-primary) 45%, var(--rz-border-color));
    box-shadow: 0 14px 30px color-mix(in srgb, var(--dalatic-primary) 10%, transparent);
}

.ot-span-row.is-selected {
    border-color: color-mix(in srgb, var(--dalatic-primary) 60%, transparent);
    box-shadow: 0 0 0 1px color-mix(in srgb, var(--dalatic-primary) 20%, transparent);
    background:
        linear-gradient(180deg,
            color-mix(in srgb, var(--dalatic-primary) 8%, var(--rz-base-background-color)),
            color-mix(in srgb, var(--rz-info-lighter) 24%, var(--rz-base-background-color)));
}

.ot-span-row.is-error {
    border-color: color-mix(in srgb, var(--rz-danger) 38%, var(--rz-border-color));
}

.ot-span-main {
    display: flex;
    justify-content: space-between;
    gap: 0.75rem;
    align-items: start;
    margin-bottom: 0.45rem;
}

.ot-span-title-block {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    align-items: center;
    min-width: 0;
}

.ot-span-name {
    font-weight: 700;
    color: var(--rz-text-color);
    word-break: break-word;
}

.ot-span-kind,
.ot-span-children {
    font-size: 0.72rem;
    padding: 0.18rem 0.55rem;
    border-radius: 999px;
    background: color-mix(in srgb, var(--rz-primary-lighter) 65%, transparent);
    color: var(--rz-text-secondary-color);
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.ot-span-meta {
    display: inline-flex;
    flex-direction: column;
    align-items: end;
    gap: 0.18rem;
    font-size: 0.74rem;
    color: var(--rz-text-secondary-color);
    white-space: nowrap;
}

.ot-span-timeline-track {
    position: relative;
    height: 14px;
    border-radius: 999px;
    overflow: hidden;
    background:
        linear-gradient(90deg,
            color-mix(in srgb, var(--rz-border-color) 32%, transparent),
            color-mix(in srgb, var(--rz-base-300) 16%, transparent));
}

.ot-span-bar {
    position: absolute;
    top: 0;
    bottom: 0;
    min-width: 10px;
    border-radius: 999px;
}

.ot-span-bar-server {
    background: linear-gradient(90deg, color-mix(in srgb, var(--dalatic-primary) 85%, white 15%), color-mix(in srgb, #0ea5e9 72%, white 28%));
}

.ot-span-bar-client {
    background: linear-gradient(90deg, color-mix(in srgb, var(--dalatic-success) 84%, white 16%), color-mix(in srgb, #14b8a6 72%, white 28%));
}

.ot-span-bar-internal {
    background: linear-gradient(90deg, color-mix(in srgb, var(--rz-warning) 80%, white 20%), color-mix(in srgb, #f59e0b 66%, white 34%));
}

.ot-span-bar-producer,
.ot-span-bar-consumer {
    background: linear-gradient(90deg, color-mix(in srgb, #8b5cf6 78%, white 22%), color-mix(in srgb, #6366f1 68%, white 32%));
}

.ot-span-source {
    margin-top: 0.45rem;
    font-size: 0.74rem;
    color: var(--rz-text-secondary-color);
    word-break: break-word;
}

.trace-funnel {
    display: grid;
    gap: 0.9rem;
}

.trace-funnel-stage {
    border: 1px solid color-mix(in srgb, var(--rz-border-color) 72%, transparent);
    border-radius: 18px;
    padding: 1rem 1.05rem;
    background:
        linear-gradient(180deg,
            color-mix(in srgb, var(--rz-base-background-color) 98%, transparent),
            color-mix(in srgb, var(--rz-primary-lighter) 14%, var(--rz-base-background-color) 86%));
    box-shadow: 0 16px 30px color-mix(in srgb, var(--rz-base-900) 5%, transparent);
}

.trace-funnel-stage.is-muted {
    opacity: 0.68;
}

.trace-funnel-stage-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    margin-bottom: 0.45rem;
}

.trace-funnel-label {
    font-size: 0.82rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--rz-text-color);
}

.trace-funnel-value {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--rz-text-title-color);
}

.trace-funnel-bar {
    height: 12px;
    border-radius: 999px;
    background: color-mix(in srgb, var(--rz-border-color) 32%, transparent);
    overflow: hidden;
}

.trace-funnel-fill {
    height: 100%;
    border-radius: 999px;
    background: linear-gradient(90deg,
        color-mix(in srgb, var(--rz-primary) 84%, transparent),
        color-mix(in srgb, var(--rz-info) 74%, transparent),
        color-mix(in srgb, var(--rz-success) 78%, transparent));
    min-width: 8%;
    box-shadow: 0 0 18px color-mix(in srgb, var(--rz-primary) 26%, transparent);
}

.trace-funnel-caption {
    margin-top: 0.45rem;
    font-size: 0.78rem;
    color: var(--rz-text-secondary-color);
}

.trace-detail-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 0.75rem;
}

.trace-detail-grid > div {
    display: flex;
    flex-direction: column;
    gap: 0.28rem;
    padding: 0.9rem 0.95rem;
    border-radius: 16px;
    background:
        linear-gradient(180deg,
            color-mix(in srgb, var(--rz-base-background-color) 99%, transparent),
            color-mix(in srgb, var(--rz-base-100) 34%, var(--rz-base-background-color) 66%));
    border: 1px solid color-mix(in srgb, var(--rz-border-color) 70%, transparent);
}

.trace-detail-label {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    color: var(--rz-text-secondary-color);
}

.trace-detail-value {
    font-size: 0.88rem;
    color: var(--rz-text-color);
    word-break: break-word;
}

.trace-detail-value.otel-id {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}
.trace-detail-value.otel-id code {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.76rem;
    background: var(--rz-base-100);
    padding: 0.15rem 0.4rem;
    border-radius: 4px;
    word-break: break-all;
}
.otel-copy-btn {
    border: 1px solid var(--rz-base-200);
    background: var(--rz-base-background-color);
    border-radius: 5px;
    padding: 0.18rem 0.35rem;
    cursor: pointer;
    color: var(--rz-text-tertiary-color);
    display: inline-flex;
    align-items: center;
    transition: background 0.1s ease, color 0.1s ease, border-color 0.1s ease;
    flex-shrink: 0;
}
.otel-copy-btn:hover {
    background: var(--rz-primary-lighter);
    color: var(--rz-primary);
    border-color: var(--rz-primary-lighter);
}

.trace-json-panel {
    margin-top: 0.75rem;
    border: 1px solid color-mix(in srgb, var(--rz-border-color) 75%, transparent);
    border-radius: 16px;
    padding: 0.9rem;
    background:
        linear-gradient(180deg,
            color-mix(in srgb, var(--rz-base-background-color) 98%, transparent),
            color-mix(in srgb, var(--rz-base-100) 34%, var(--rz-base-background-color) 66%));
}

.trace-json-panel summary {
    cursor: pointer;
    font-weight: 700;
}

.trace-json-panel pre {
    margin: 0.75rem 0 0;
    max-height: 240px;
    overflow: auto;
    white-space: pre-wrap;
    word-break: break-word;
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.78rem;
}

/* ── Chat container ── */
.chat-container {
    display: flex;
    flex-direction: column;
    gap: 0.95rem;
    max-height: calc(100vh - 280px);
    min-height: 520px;
    overflow-y: auto;
    padding: 1.15rem 0.7rem 0.85rem;
    scroll-behavior: smooth;
    background:
        radial-gradient(circle at top right, color-mix(in srgb, var(--rz-info-lighter) 65%, transparent), transparent 28%),
        radial-gradient(circle at top left, color-mix(in srgb, var(--rz-primary-lighter) 70%, transparent), transparent 30%),
        linear-gradient(180deg,
            color-mix(in srgb, var(--rz-base-100) 55%, var(--rz-base-background-color) 45%),
            color-mix(in srgb, var(--rz-base-background-color) 96%, transparent));
    border: 1px solid color-mix(in srgb, var(--rz-border-color) 72%, transparent);
    border-radius: 22px;
}

.conversation-card {
    height: 100%;
    background:
        linear-gradient(180deg,
            color-mix(in srgb, var(--rz-base-background-color) 98%, transparent),
            color-mix(in srgb, var(--rz-base-100) 44%, var(--rz-base-background-color) 56%));
}

/* ── Bubble rows ── */
.chat-bubble-row {
    display: flex;
    gap: 0.9rem;
    max-width: 85%;
}
.chat-row-user {
    align-self: flex-end;
    flex-direction: row-reverse;
}
.chat-row-assistant {
    align-self: flex-start;
}

/* ── Avatar ── */
.chat-avatar {
    width: 40px;
    height: 40px;
    min-width: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    flex-shrink: 0;
    margin-top: 6px;
    box-shadow: 0 14px 26px color-mix(in srgb, var(--rz-base-900) 10%, transparent);
}
.avatar-user {
    background: linear-gradient(135deg, var(--rz-primary), var(--rz-primary-dark));
    color: var(--rz-on-primary);
}
.avatar-assistant {
    background: linear-gradient(135deg, var(--rz-info), var(--rz-primary));
    color: var(--rz-on-info);
}

/* ── Bubble ── */
.chat-bubble {
    border-radius: 20px;
    padding: 0.95rem 1.05rem;
    position: relative;
    min-width: 160px;
    box-shadow: 0 16px 34px color-mix(in srgb, var(--rz-base-900) 6%, transparent);
}
.bubble-trace-selectable {
    cursor: pointer;
    transition: border-color 0.15s ease, box-shadow 0.15s ease, transform 0.15s ease;
}
.bubble-trace-selectable:hover {
    transform: translateY(-1px);
    border-color: color-mix(in srgb, var(--dalatic-primary) 45%, var(--rz-border-color));
    box-shadow: 0 10px 28px color-mix(in srgb, var(--dalatic-primary) 10%, transparent);
}
.bubble-trace-selected {
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--dalatic-primary) 28%, transparent);
    border-color: color-mix(in srgb, var(--dalatic-primary) 55%, transparent);
}
.bubble-user {
    background: linear-gradient(135deg,
        color-mix(in srgb, var(--rz-primary) 12%, var(--rz-base-background-color)),
        color-mix(in srgb, var(--rz-info-lighter) 42%, var(--rz-base-background-color)));
    border: 1px solid color-mix(in srgb, var(--rz-primary) 22%, transparent);
    border-top-right-radius: 6px;
}
.bubble-assistant {
    background: linear-gradient(180deg,
        color-mix(in srgb, var(--rz-base-background-color) 100%, transparent),
        color-mix(in srgb, var(--rz-base-100) 34%, var(--rz-base-background-color) 66%));
    border: 1px solid color-mix(in srgb, var(--rz-border-color) 74%, transparent);
    border-top-left-radius: 6px;
}

.chat-bubble-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.55rem;
    gap: 0.75rem;
}
.chat-sender {
    font-weight: 700;
    font-size: 0.8rem;
    color: var(--rz-text-title-color);
    letter-spacing: 0.01em;
}
.chat-time {
    font-size: 0.72rem;
    color: var(--rz-text-secondary-color);
    white-space: nowrap;
}

.chat-bubble-body {
    font-size: 0.92rem;
    line-height: 1.62;
    overflow-x: auto;
}
.chat-user-text {
    white-space: pre-wrap;
    word-wrap: break-word;
}

/* ── Metrics chips ── */
.chat-metrics {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 0.8rem;
    padding-top: 0.7rem;
    border-top: 1px solid color-mix(in srgb, var(--rz-border-color) 50%, transparent);
}
.metric-chip {
    display: inline-flex;
    align-items: center;
    gap: 3px;
    font-size: 0.72rem;
    color: var(--rz-text-secondary-color);
    background: color-mix(in srgb, var(--rz-base-200) 56%, transparent);
    padding: 0.26rem 0.58rem;
    border-radius: 999px;
    border: 1px solid color-mix(in srgb, var(--rz-border-color) 50%, transparent);
}
.metric-model {
    background: color-mix(in srgb, var(--rz-primary-lighter) 78%, transparent);
    color: var(--rz-primary-dark);
    font-weight: 600;
}
.metric-link {
    background: color-mix(in srgb, var(--rz-info-lighter) 82%, transparent);
    color: var(--rz-info-dark);
    font-weight: 600;
}
.metric-total {
    background: color-mix(in srgb, var(--rz-primary) 12%, transparent);
    color: var(--rz-primary);
    font-weight: 700;
}
.metric-cost {
    background: color-mix(in srgb, var(--rz-success) 12%, transparent);
    color: var(--rz-success);
    font-weight: 600;
    font-variant-numeric: tabular-nums;
}
.metric-reasoning {
    background: color-mix(in srgb, var(--rz-warning) 12%, transparent);
    color: var(--rz-warning);
    font-weight: 600;
}

/* ── Function calls ── */
.chat-fn-calls {
    margin-top: 0.5rem;
}
.chat-fn-calls details summary {
    cursor: pointer;
    font-size: 0.8rem;
    color: var(--rz-warning-dark);
    display: flex;
    align-items: center;
    gap: 0.35rem;
    font-weight: 700;
}
.fn-json {
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.78rem;
    white-space: pre-wrap;
    word-wrap: break-word;
    margin: 0.35rem 0 0;
    max-height: 200px;
    overflow-y: auto;
    background: color-mix(in srgb, var(--rz-warning-lighter) 92%, transparent);
    padding: 0.7rem;
    border-radius: 12px;
    border: 1px solid color-mix(in srgb, var(--rz-warning) 22%, transparent);
}

/* ── System message ── */
.chat-system-msg {
    align-self: center;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.78rem;
    color: var(--rz-text-secondary-color);
    background: color-mix(in srgb, var(--rz-info-lighter) 82%, transparent);
    padding: 0.48rem 1rem;
    border-radius: 999px;
    border: 1px solid color-mix(in srgb, var(--rz-info) 18%, transparent);
}

/* ── Tool message ── */
.chat-tool-msg {
    align-self: center;
    max-width: 70%;
    background: linear-gradient(180deg,
        color-mix(in srgb, var(--rz-warning-lighter) 84%, transparent),
        color-mix(in srgb, var(--rz-base-background-color) 94%, transparent));
    border: 1px solid color-mix(in srgb, var(--rz-warning) 18%, transparent);
    border-radius: 16px;
    padding: 0.7rem 0.85rem;
    box-shadow: 0 14px 28px color-mix(in srgb, var(--rz-warning) 8%, transparent);
}
.chat-tool-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.78rem;
}
.chat-tool-name {
    font-weight: 600;
    color: var(--rz-warning);
}
.chat-tool-content {
    margin-top: 0.35rem;
}
.tool-pre {
    font-family: 'Consolas', 'Monaco', monospace;
    font-size: 0.78rem;
    white-space: pre-wrap;
    word-wrap: break-word;
    margin: 0;
    max-height: 150px;
    overflow-y: auto;
    background: color-mix(in srgb, var(--rz-base-background-color) 92%, transparent);
    border: 1px solid color-mix(in srgb, var(--rz-border-color) 62%, transparent);
    border-radius: 12px;
    padding: 0.65rem;
}

.status-active { color: var(--dalatic-success); font-weight: 600; }
.status-archived { color: var(--rz-text-disabled-color); }
.status-deleted { color: var(--rz-danger); text-decoration: line-through; }

@media (max-width: 1279px) {
    .chat-container {
        max-height: none;
        min-height: 360px;
    }

    .ot-layout {
        grid-template-columns: 1fr;
    }
}

/* ═══════════════════════════════════════════════════════════════════════
   EXECUTION FLOW — Foundry-style swimlanes
   ═══════════════════════════════════════════════════════════════════════ */
.exec-flow-card {
    padding: 1.1rem 1.35rem 1.25rem;
    border-radius: 14px;
}

.exec-flow-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 1rem;
    flex-wrap: wrap;
    margin-bottom: 0.85rem;
}

.exec-flow-legend {
    display: inline-flex;
    align-items: center;
    gap: 0.85rem;
    font-size: 0.72rem;
    color: var(--rz-text-tertiary-color);
    letter-spacing: 0.02em;
}

.exec-flow-dot {
    display: inline-block;
    width: 10px;
    height: 10px;
    border-radius: 3px;
    margin-right: 0.25rem;
    vertical-align: middle;
}

.exec-dot-user    { background: color-mix(in srgb, var(--rz-info) 70%, transparent); }
.exec-dot-agent   { background: color-mix(in srgb, var(--rz-primary) 75%, transparent); }
.exec-dot-tool    { background: color-mix(in srgb, var(--rz-warning) 75%, transparent); }
.exec-dot-handoff { background: color-mix(in srgb, var(--rz-secondary) 75%, transparent); }

.exec-flow-wrap {
    display: grid;
    grid-template-columns: 120px minmax(0, 1fr);
    gap: 1rem;
    border: 1px solid var(--rz-base-200);
    border-radius: 12px;
    padding: 0.85rem 0.9rem 0.85rem 0.85rem;
    background: var(--rz-base-background-color);
}

.exec-flow-lanes {
    display: grid;
    grid-template-rows: 36px 1fr 52px 1fr;
    row-gap: 0.5rem;
    align-items: stretch;
}

.exec-flow-lane-label {
    display: flex;
    align-items: center;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.06em;
    color: var(--rz-text-tertiary-color);
    padding: 0.4rem 0.6rem;
    border-right: 2px solid var(--rz-base-200);
}

.exec-flow-track {
    display: flex;
    gap: 0.6rem;
    overflow-x: auto;
    padding-bottom: 0.35rem;
    align-items: stretch;
}

.exec-flow-track::-webkit-scrollbar { height: 8px; }
.exec-flow-track::-webkit-scrollbar-thumb {
    background: color-mix(in srgb, var(--rz-text-tertiary-color) 30%, transparent);
    border-radius: 4px;
}

.exec-flow-turn {
    display: grid;
    grid-template-rows: 36px 1fr 52px 1fr;
    row-gap: 0.5rem;
    min-width: 210px;
    max-width: 260px;
    padding: 0.5rem 0.6rem;
    border: 1px solid var(--rz-base-200);
    border-radius: 10px;
    background: var(--rz-base-background-color);
    cursor: pointer;
    text-align: left;
    transition: border-color 0.12s ease, box-shadow 0.12s ease, transform 0.12s ease;
    position: relative;
}

.exec-flow-turn:hover {
    border-color: color-mix(in srgb, var(--rz-primary) 40%, var(--rz-base-200));
    box-shadow: 0 4px 12px color-mix(in srgb, var(--rz-primary) 12%, transparent);
}

.exec-flow-turn.is-selected {
    border-color: var(--rz-primary);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--rz-primary) 18%, transparent);
}

.exec-flow-turn.status-status-active::before { background: var(--rz-success); }
.exec-flow-turn.status-status-deleted::before { background: var(--rz-danger); }
.exec-flow-turn.status-status-archived::before { background: var(--rz-text-disabled-color); }

.exec-flow-turn::before {
    content: "";
    position: absolute;
    top: 8px;
    right: 8px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--rz-text-tertiary-color);
}

.exec-flow-turn-head {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding-bottom: 0.3rem;
    border-bottom: 1px dashed var(--rz-base-200);
}

.exec-flow-turn-idx {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.7rem;
    font-weight: 700;
    color: var(--rz-primary);
    background: color-mix(in srgb, var(--rz-primary) 10%, transparent);
    padding: 0.05rem 0.4rem;
    border-radius: 4px;
}

.exec-flow-turn-time {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.68rem;
    color: var(--rz-text-tertiary-color);
}

.exec-flow-status {
    margin-left: auto;
    font-size: 0.62rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    padding: 0.05rem 0.4rem;
    border-radius: 999px;
    background: var(--rz-base-100);
    color: var(--rz-text-secondary-color);
    text-transform: uppercase;
}

.exec-flow-bar-user,
.exec-flow-bar-agent,
.exec-flow-bar-tools,
.exec-flow-bar-resp {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 0.3rem;
    padding: 0.35rem 0.45rem;
    border-radius: 8px;
    font-size: 0.73rem;
    line-height: 1.3;
}

.exec-flow-bar-user {
    background: color-mix(in srgb, var(--rz-info) 10%, transparent);
    color: var(--rz-text-primary-color);
}

.exec-flow-bar-user .rzi {
    font-size: 0.95rem !important;
    color: var(--rz-info);
}

.exec-flow-bar-user span {
    flex: 1;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    font-size: 0.72rem;
}

.exec-flow-bar-agent {
    background: color-mix(in srgb, var(--rz-primary) 10%, transparent);
    color: var(--rz-text-primary-color);
    flex-direction: column;
    align-items: flex-start;
}

.exec-flow-bar-agent .rzi {
    font-size: 0.95rem !important;
    color: var(--rz-primary);
}

.exec-flow-agent-name {
    font-weight: 700;
    font-size: 0.76rem;
}

.exec-flow-model {
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 0.66rem;
    color: var(--rz-text-tertiary-color);
}

.exec-flow-handoff {
    display: inline-flex;
    align-items: center;
    gap: 0.2rem;
    font-size: 0.64rem;
    font-weight: 600;
    color: var(--rz-secondary);
    background: color-mix(in srgb, var(--rz-secondary) 12%, transparent);
    padding: 0.05rem 0.35rem;
    border-radius: 999px;
}

.exec-flow-handoff .rzi {
    font-size: 0.75rem !important;
    color: var(--rz-secondary) !important;
}

.exec-flow-bar-tools {
    background: color-mix(in srgb, var(--rz-warning) 10%, transparent);
    min-height: 42px;
    justify-content: center;
}

.exec-flow-tool-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.15rem 0.55rem;
    border-radius: 999px;
    background: var(--rz-base-background-color);
    color: var(--rz-warning);
    font-weight: 700;
    font-size: 0.72rem;
    border: 1px solid color-mix(in srgb, var(--rz-warning) 30%, transparent);
}

.exec-flow-tool-chip .rzi {
    font-size: 0.8rem !important;
    color: var(--rz-warning) !important;
}

.exec-flow-empty {
    color: var(--rz-text-disabled-color);
    font-size: 0.72rem;
}

.exec-flow-bar-resp {
    background: color-mix(in srgb, var(--rz-success) 8%, transparent);
    color: var(--rz-text-primary-color);
}

.exec-flow-metric {
    display: inline-flex;
    align-items: center;
    gap: 0.18rem;
    font-size: 0.68rem;
    font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
    color: var(--rz-text-secondary-color);
}

.exec-flow-metric .rzi {
    font-size: 0.75rem !important;
    color: var(--rz-success);
}

.exec-flow-connector {
    width: 24px;
    align-self: center;
    height: 2px;
    background: linear-gradient(to right,
        color-mix(in srgb, var(--rz-primary) 35%, transparent),
        color-mix(in srgb, var(--rz-primary) 10%, transparent));
    position: relative;
}

.exec-flow-connector::after {
    content: "›";
    position: absolute;
    right: -4px;
    top: -12px;
    color: color-mix(in srgb, var(--rz-primary) 60%, transparent);
    font-size: 1.1rem;
    font-weight: 700;
}

@media (max-width: 860px) {
    .exec-flow-wrap {
        grid-template-columns: 1fr;
    }
    .exec-flow-lanes {
        display: none;
    }
}