:root {
    color-scheme: light;
    --bg: #f6f8fa;
    --panel: #ffffff;
    --border: #d0d7de;
    --text: #1f2328;
    --muted: #656d76;
    --link: #0969da;
    --success-bg: #dafbe1;
    --success-text: #116329;
    --warn-bg: #fff8c5;
    --warn-text: #9a6700;
    --error-bg: #ffebe9;
    --error-text: #cf222e;
    --shadow: 0 1px 0 rgba(27, 31, 36, 0.04);
    font-family: ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    background: var(--bg);
    color: var(--text);
}

a {
    color: var(--link);
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

code {
    font-family: ui-monospace, SFMono-Regular, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 12px;
}

.app-header {
    border-bottom: 1px solid var(--border);
    background: var(--panel);
    box-shadow: var(--shadow);
}

.app-header__inner,
.app-main {
    width: min(1280px, calc(100% - 32px));
    margin: 0 auto;
}

.app-header__inner {
    display: flex;
    align-items: center;
    gap: 12px;
    min-height: 56px;
}

.app-header__brand {
    font-weight: 700;
    font-size: 18px;
    color: var(--text);
}

.app-header__tag {
    padding: 2px 8px;
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--muted);
    font-size: 12px;
}

.app-main {
    padding: 24px 0 40px;
}

.page-header,
.detail-summary,
.log-panel,
.table-wrap {
    background: var(--panel);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.page-header,
.detail-summary,
.log-panel__header {
    padding: 20px 24px;
}

.page-header h1,
.detail-summary h1,
.log-panel__header h2 {
    margin: 0 0 6px;
    font-size: 24px;
}

.page-header p,
.detail-summary__meta,
.log-panel__header p,
.breadcrumb {
    margin: 0;
    color: var(--muted);
}

.table-wrap,
.detail-summary,
.log-panel {
    margin-top: 16px;
}

.live-run-gallery {
    margin-top: 16px;
    margin-bottom: 24px;
}

.live-run-gallery__grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.live-run-card {
    display: grid;
    border: 1px solid var(--border);
    border-radius: 10px;
    overflow: hidden;
    background: var(--panel);
    box-shadow: var(--shadow);
}

.live-run-card__stage {
    background: #0f172a;
}

.live-run-card__placeholder,
.live-run-card__frame,
.live-run-card__video {
    width: 100%;
    aspect-ratio: 16 / 9;
}

.live-run-card__placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.live-run-card__placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.live-run-card__video {
    display: none;
    background: #000;
}

.live-run-card__frame {
    display: none;
    object-fit: cover;
    background: #000;
}

.live-run-card--frame .live-run-card__frame {
    display: block;
}

.live-run-card--connected .live-run-card__video {
    display: block;
}

.live-run-card--connected .live-run-card__placeholder,
.live-run-card--frame .live-run-card__placeholder {
    display: none;
}

.live-run-card--connected .live-run-card__frame {
    display: none;
}

.live-run-card__body {
    display: grid;
    gap: 10px;
    padding: 12px 14px 14px;
}

.live-run-card__meta {
    margin: 4px 0 0;
    color: var(--muted);
    font-size: 13px;
}

.live-run-card__throughput {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 8px;
    padding: 0;
    border: 0;
    border-radius: 0;
    background: transparent;
    color: var(--muted);
    font-size: 11px;
    font-weight: 500;
}

.live-run-card__throughput-label {
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.04em;
    font-size: 10px;
}

.live-run-card__footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    color: var(--muted);
    font-size: 12px;
}

.live-run-card__footer .status-pill {
    text-transform: none;
}

.runs-table {
    width: 100%;
    border-collapse: collapse;
}

.runs-table th,
.runs-table td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border);
    text-align: left;
    font-size: 14px;
    vertical-align: middle;
}

.runs-table th {
    color: var(--muted);
    font-weight: 600;
    background: #f6f8fa;
}

.runs-table tr:last-child td {
    border-bottom: 0;
}

.run-link {
    font-weight: 600;
}

.status-pill {
    display: inline-flex;
    align-items: center;
    padding: 2px 10px;
    border-radius: 999px;
    font-size: 12px;
    font-weight: 600;
    text-transform: lowercase;
}

.status-pill--running {
    background: var(--warn-bg);
    color: var(--warn-text);
}

.status-pill--active {
    background: var(--success-bg);
    color: var(--success-text);
}

.status-pill--pending {
    background: var(--warn-bg);
    color: var(--warn-text);
}

.status-pill--issue {
    background: var(--error-bg);
    color: var(--error-text);
}

.status-pill--subtle {
    background: #f6f8fa;
    color: var(--muted);
    border: 1px solid var(--border);
}

.status-pill--completed {
    background: var(--success-bg);
    color: var(--success-text);
}

.status-pill--completed-with-errors {
    background: var(--error-bg);
    color: var(--error-text);
}

.detail-summary__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 16px 24px;
    margin: 20px 0 0;
}

.detail-summary__grid dt {
    color: var(--muted);
    font-size: 12px;
    margin-bottom: 4px;
}

.detail-summary__grid dd {
    margin: 0;
    font-size: 14px;
}

.log-panel__header {
    border-bottom: 1px solid var(--border);
}

.log-lines {
    padding: 8px 0;
    font-family: ui-monospace, SFMono-Regular, SFMono-Regular, Menlo, Consolas, monospace;
    font-size: 13px;
}

.live-frame,
.live-session {
    padding: 20px 24px 24px;
}

.live-frame img,
.live-session__frame,
.live-session__video {
    display: block;
    width: 100%;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: #000;
}

.live-session {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 20px;
    align-items: start;
}

.live-session__stage {
    position: relative;
    min-height: 320px;
}

.live-session__placeholder,
.live-session__frame,
.live-session__video {
    width: 100%;
    aspect-ratio: 16 / 9;
}

.live-session__placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: 6px;
    overflow: hidden;
    background: #0f172a;
}

.live-session__placeholder img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.live-session__video {
    display: none;
}

.live-session__frame {
    display: none;
    object-fit: cover;
}

.live-session--frame .live-session__frame {
    display: block;
}

.live-session--connected .live-session__video {
    display: block;
}

.live-session--connected .live-session__placeholder,
.live-session--frame .live-session__placeholder {
    display: none;
}

.live-session--connected .live-session__frame {
    display: none;
}

.live-session__sidebar {
    display: grid;
    grid-template-rows: minmax(0, 1fr) auto;
    gap: 18px;
    height: 100%;
}

.live-session__connection-box,
.live-session__traffic-box {
    padding: 16px 18px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #f6f8fa;
}

.live-session__eyebrow {
    margin: 0 0 6px;
    color: var(--muted);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.live-frame__meta,
.live-session__status {
    margin: 0;
    color: var(--muted);
    font-size: 13px;
}

.live-session__status {
    font-size: 15px;
    color: var(--text);
    font-weight: 600;
}

.live-session__steps {
    margin: 0;
    padding: 0;
    list-style: none;
    display: grid;
    gap: 10px;
}

.live-session__step {
    position: relative;
    padding-left: 28px;
    color: var(--muted);
    font-size: 14px;
}

.live-session__step::before {
    content: "";
    position: absolute;
    left: 0;
    top: 3px;
    width: 14px;
    height: 14px;
    border-radius: 999px;
    border: 2px solid #d0d7de;
    background: #fff;
}

.live-session__step--active,
.live-session__step--done {
    color: var(--text);
}

.live-session__step--active::before {
    border-color: #1f6feb;
    box-shadow: 0 0 0 3px rgba(31, 111, 235, 0.16);
}

.live-session__step--done::before {
    border-color: #1a7f37;
    background: #1a7f37;
}

.live-session__metrics {
    display: grid;
    gap: 12px;
    margin: 0;
}

.live-session__metrics div {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    font-size: 13px;
}

.live-session__metrics dt {
    color: var(--muted);
}

.live-session__metrics dd {
    margin: 0;
    font-weight: 600;
    color: var(--text);
}

.live-session__connection-box,
.live-session__traffic-box {
    display: grid;
    gap: 12px;
}

.live-session__connection-box {
    align-content: start;
    min-height: 100%;
}

.live-session__traffic-box {
    padding: 14px 14px 12px;
    background: #fff;
}

.live-session__traffic-caption {
    margin: 0;
    color: var(--muted);
    font-size: 12px;
}

.live-session__traffic-chart {
    display: block;
    width: 100%;
    height: 96px;
    border-radius: 8px;
    background: linear-gradient(180deg, #f8fafc 0%, #eef2ff 100%);
}

.live-session__traffic-grid {
    fill: none;
    stroke: #d8dee4;
    stroke-width: 1;
}

.live-session__traffic-line {
    fill: none;
    stroke: #1f6feb;
    stroke-width: 2.5;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.replay-session {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 280px;
    gap: 20px;
    align-items: start;
    padding: 20px 24px 24px;
}

.replay-session__stage {
    min-height: 320px;
}

.replay-session__video {
    display: block;
    width: 100%;
    aspect-ratio: 16 / 9;
    border: 1px solid var(--border);
    border-radius: 6px;
    background: #000;
}

.replay-session__sidebar {
    display: grid;
    gap: 18px;
    padding: 16px 18px;
    border: 1px solid var(--border);
    border-radius: 10px;
    background: #f6f8fa;
}

.replay-session__status {
    margin: 0;
    font-size: 15px;
    color: var(--text);
    font-weight: 600;
}

.replay-session__clip-list ul {
    margin: 8px 0 0;
    padding-left: 18px;
}

.replay-session__clip-list li,
.replay-session__clip-list a {
    color: var(--text);
    font-size: 14px;
}

.log-line {
    display: grid;
    grid-template-columns: 84px 64px minmax(0, 1fr);
    gap: 12px;
    padding: 6px 24px;
    border-bottom: 1px solid #f0f3f6;
    white-space: pre-wrap;
}

.log-line:last-child {
    border-bottom: 0;
}

.log-line__timestamp {
    color: var(--muted);
}

.log-line__level {
    font-weight: 700;
    text-transform: uppercase;
}

.log-line__level--error {
    color: var(--error-text);
}

.log-line__level--warn {
    color: var(--warn-text);
}

.log-line__level--info {
    color: #57606a;
}

.log-line__artifact {
    display: block;
    margin-top: 10px;
}

.log-line__artifact img {
    max-width: min(100%, 720px);
    border: 1px solid var(--border);
    border-radius: 6px;
}

.empty-state {
    padding: 24px;
    color: var(--muted);
    text-align: center;
}

.empty-state--log {
    text-align: left;
}

.breadcrumb {
    margin-bottom: 8px;
}

@media (max-width: 900px) {
    .app-header__inner,
    .app-main {
        width: min(100%, calc(100% - 24px));
    }

    .table-wrap {
        overflow-x: auto;
    }

    .live-run-gallery__grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .runs-table {
        min-width: 860px;
    }

    .log-line {
        grid-template-columns: 72px 52px minmax(0, 1fr);
        padding: 6px 16px;
        gap: 10px;
    }

    .live-session {
        grid-template-columns: 1fr;
    }

    .replay-session {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 640px) {
    .live-run-gallery__grid {
        grid-template-columns: 1fr;
    }
}