:root {
    --app-bg: #0b1015;
    --app-surface: #151b22;
    --app-surface-alt: #1b232c;
    --app-surface-alt-2: #222b35;
    --app-border: #3a4856;
    --app-border-strong: #4d5d6d;
    --app-text: #f3f6fa;
    --app-muted: #aab5c1;
    --app-muted-2: #8d99a6;
    --app-input-bg: #0f141a;
    --app-input-border: #435262;
    --app-table-header: #2a3440;
    --app-table-odd: #151c23;
    --app-table-even: #1b232c;
    --app-table-hover: #26313c;
    --app-table-selected: #31421e;
    --app-link: #f3f6fa;
    --app-accent: #ccff90;
    --app-accent-hover: #b7ee79;
    --app-accent-border: #7f8c6a;
    --app-accent-text: #111111;
    --app-primary: #1f6feb;
    --app-primary-hover: #165dcc;
    --app-danger: #ff8f8f;
    --app-danger-bg: #2e171b;
    --app-danger-border: #7d3943;
    --app-info: #a8d2ff;
    --app-info-bg: #132332;
    --app-info-border: #2d5375;
    --app-success: #bde88a;
    --app-success-bg: #1d2b14;
    --app-success-border: #4d6d36;
}

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

.table {
    --bs-table-color: var(--app-text);
    --bs-table-bg: transparent;
    --bs-table-border-color: var(--app-border-strong);
    color: var(--app-text);
}

a {
    color: var(--app-info);
}

a:hover,
a:focus {
    color: #c6e3ff;
}

.btn,
.form-control,
.form-select,
.alert {
    border-radius: 0;
}

.form-control,
.form-select {
    background-color: var(--app-input-bg);
    border-color: var(--app-input-border);
    color: var(--app-text);
}

.form-control:focus,
.form-select:focus {
    background-color: var(--app-input-bg);
    border-color: var(--app-primary);
    color: var(--app-text);
    box-shadow: 0 0 0 0.15rem rgba(31, 111, 235, 0.22);
}

.form-control::placeholder {
    color: var(--app-muted-2);
}

.page-shell {
    min-height: 100vh;
}

.dashboard-topbar {
    border-bottom: 1px solid var(--app-border);
    background-color: var(--app-surface);
}

.dashboard-topbar-inner {
    display: flex;
    align-items: stretch;
    justify-content: space-between;
    min-height: 74px;
}

.dashboard-topbar-title {
    display: flex;
    align-items: center;
    padding: 0 2rem;
    font-size: 1.1rem;
    font-weight: 700;
}

.dashboard-topbar-title-link,
.dashboard-topbar-title-link:hover,
.dashboard-topbar-title-link:focus {
    color: var(--app-text);
    text-decoration: none;
}

.dashboard-topbar-user {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 0.15rem;
    min-width: 150px;
    padding: 0.75rem 1.25rem;
    border-left: 1px solid var(--app-border);
    text-align: center;
}

.dashboard-wireframe .container,
.login-wireframe .container {
    max-width: 1240px;
}

.wire-panel,
.wire-stat-card {
    border: 1px solid var(--app-border);
    border-radius: 0;
    background-color: var(--app-surface);
}

.dashboard-wireframe .wire-panel,
.dashboard-wireframe .wire-stat-card {
    border-radius: 0;
}

.tech-panel {
    border-radius: 0;
    overflow: hidden;
}

.tech-panel-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 235px;
    align-items: center;
    gap: 1.5rem;
    padding: 0.95rem;
    border-bottom: 1px solid var(--app-border);
    background-color: var(--app-surface);
}

.tech-panel-header--single {
    grid-template-columns: 1fr;
}

.tech-panel-header-copy {
    min-width: 0;
}

.tech-panel-title {
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.1;
}

.tech-panel-copy {
    font-size: 0.9rem;
    line-height: 1.45;
}

.tech-panel-action {
    width: 100%;
    margin: 0;
}

.tech-panel-button {
    width: 100%;
    min-height: 46px;
    border-radius: 0;
}

.tech-panel-body {
    padding: 1rem 0.95rem 0.95rem;
}

.hero-panel {
    padding: 2.5rem 2.25rem;
}

.hero-title {
    font-size: 3.25rem;
    font-weight: 700;
    line-height: 1.05;
}

.hero-copy {
    max-width: 680px;
    font-size: 1rem;
    line-height: 1.45;
    color: var(--app-muted);
}

.btn-wire-accent {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 58px;
    padding: 0.75rem 1.5rem;
    border: 1px solid var(--app-accent-border);
    border-radius: 0;
    background-color: var(--app-accent);
    color: var(--app-accent-text);
    font-weight: 700;
}

.btn-wire-accent:hover,
.btn-wire-accent:focus,
.btn-wire-accent:active {
    background-color: var(--app-accent-hover);
    color: var(--app-accent-text);
    border-color: #6f7a5e;
}

.btn-wire-accent:disabled,
.btn-wire-accent.disabled {
    background-color: var(--app-accent);
    color: var(--app-accent-text);
    border-color: var(--app-accent-border);
    opacity: 0.72;
    cursor: not-allowed;
}

a.btn-wire-accent.disabled {
    pointer-events: none;
}

.btn-wire-neutral {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0.75rem 1.25rem;
    border: 1px solid var(--app-border-strong);
    border-radius: 0;
    background-color: var(--app-surface-alt-2);
    color: var(--app-text);
    font-weight: 600;
}

.btn-wire-neutral:hover,
.btn-wire-neutral:focus,
.btn-wire-neutral:active {
    background-color: var(--app-table-hover);
    color: var(--app-text);
    border-color: var(--app-border-strong);
}

.btn-wire-neutral.disabled,
.btn-wire-neutral:disabled {
    opacity: 0.68;
}

.hero-button {
    width: 240px;
    white-space: normal;
    font-size: 1rem;
}

.wire-stat-card {
    min-height: 140px;
    text-align: center;
}

.wire-stat-label {
    font-size: 0.95rem;
    font-weight: 700;
}

.wire-stat-card-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 112px;
}

.wire-stat-value {
    font-size: 2.7rem;
    line-height: 1.1;
    font-weight: 700;
}

.wizard-steps {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.wizard-step-item {
    flex: 1 1 155px;
    min-width: 0;
}

.wizard-step {
    width: 100%;
    padding: 0.9rem 1rem;
    border: 1px solid var(--app-border);
    border-radius: 0;
    background-color: var(--app-surface-alt);
    text-align: center;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--app-text);
}

.wizard-step.active {
    background-color: var(--app-accent);
    border-color: var(--app-accent-border);
    color: var(--app-accent-text);
}

.wizard-arrow {
    flex: 0 0 auto;
    font-size: 2rem;
    line-height: 1;
    font-weight: 700;
    color: var(--app-text);
}

.section-title {
    font-size: 1.15rem;
    font-weight: 700;
}

.section-copy {
    color: var(--app-muted);
}

.wire-table {
    --wire-table-border: var(--app-border-strong);
    --wire-table-header-bg: var(--app-table-header);
    --wire-table-row-odd: var(--app-table-odd);
    --wire-table-row-even: var(--app-table-even);
    --wire-table-row-hover: var(--app-table-hover);
    --bs-table-color: var(--app-text);
    --bs-table-bg: transparent;
    --bs-table-border-color: var(--wire-table-border);
    --bs-table-striped-color: var(--app-text);
    --bs-table-hover-color: var(--app-text);
    --bs-table-hover-bg: var(--wire-table-row-hover);
    font-size: 0.98rem;
    border-collapse: separate;
    border-spacing: 0;
    color: var(--app-text);
}

.wire-table > :not(caption) > * > * {
    padding: 0.9rem 1rem;
    vertical-align: middle;
    border-color: var(--wire-table-border);
    color: var(--app-text);
}

.wire-table thead th {
    background-color: var(--wire-table-header-bg);
    color: var(--app-text);
    font-weight: 700;
}

.wire-table tbody tr:nth-child(odd) > * {
    background-color: var(--wire-table-row-odd);
}

.wire-table tbody tr:nth-child(even) > * {
    background-color: var(--wire-table-row-even);
}

.wire-table tbody tr:hover > * {
    background-color: var(--wire-table-row-hover);
}

.wire-table tbody tr.is-selected > * {
    background-color: var(--app-table-selected) !important;
}

.wire-table tbody tr.wire-clickable-row {
    cursor: pointer;
}

.wire-table tbody tr.wire-clickable-row:focus-visible > * {
    outline: 2px solid var(--app-primary);
    outline-offset: -2px;
}

.wire-table-link {
    color: var(--app-link);
    font-weight: 600;
    text-decoration: none;
}

.wire-table-link:hover,
.wire-table-link:focus {
    color: var(--app-link);
    text-decoration: underline;
}

.wire-sort-link {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    color: var(--app-text);
    text-decoration: none;
    font-weight: 700;
}

.wire-sort-link:hover,
.wire-sort-link:focus {
    color: var(--app-text);
    text-decoration: none;
}

.wire-sort-icon {
    position: relative;
    display: inline-flex;
    width: 0.75rem;
    height: 1rem;
    flex: 0 0 0.75rem;
    margin-left: 0.1rem;
}

.wire-sort-icon::before,
.wire-sort-icon::after {
    position: absolute;
    left: 50%;
    content: "";
    transform: translateX(-50%);
    border-left: 0.28rem solid transparent;
    border-right: 0.28rem solid transparent;
}

.wire-sort-icon::before {
    top: 0.05rem;
    border-bottom: 0.36rem solid var(--app-muted-2);
}

.wire-sort-icon::after {
    bottom: 0.05rem;
    border-top: 0.36rem solid var(--app-muted-2);
}

.wire-sort-icon[data-sort-state="asc"]::before {
    border-bottom-color: var(--app-accent);
}

.wire-sort-icon[data-sort-state="desc"]::after {
    border-top-color: var(--app-accent);
}

.wire-table tbody tr > * {
    border-top: 1px solid var(--wire-table-border);
    border-bottom: 1px solid var(--wire-table-border);
}

.wire-summary dt,
.wire-summary dd {
    margin-bottom: 0.7rem;
}

.wire-summary dt {
    font-weight: 400;
    color: var(--app-muted);
}

.wire-summary dd {
    font-weight: 600;
}

.btn-wire-secondary {
    width: 100%;
}

.login-panel {
    max-width: 560px;
    margin: 0 auto;
}

.login-panel-body {
    padding: 2.5rem 3rem;
}

.login-panel-header {
    padding: 2.5rem 3rem 1.5rem;
}

.login-eyebrow {
    color: var(--app-muted);
    font-size: 0.95rem;
    letter-spacing: 0.03em;
}

.login-title {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.15;
}

.login-copy {
    color: var(--app-muted);
    font-size: 1rem;
    line-height: 1.5;
}

.login-label {
    font-weight: 600;
}

.login-input {
    min-height: 54px;
    border-color: var(--app-input-border);
    border-radius: 0;
    font-size: 1rem;
    background-color: var(--app-input-bg);
    color: var(--app-text);
}

.btn-login-primary {
    min-height: 54px;
    border-radius: 0;
    background-color: var(--app-primary);
    border-color: var(--app-primary);
    color: #ffffff;
    font-weight: 600;
}

.btn-login-primary:hover,
.btn-login-primary:focus,
.btn-login-primary:active {
    background-color: var(--app-primary-hover);
    border-color: var(--app-primary-hover);
    color: #ffffff;
}

.dataset-page-heading {
    padding-top: 0.5rem;
}

.dataset-page-title {
    font-size: 4rem;
}

.dataset-page-copy {
    max-width: 860px;
    font-size: 1.05rem;
    line-height: 1.5;
}

.dataset-panel {
    padding: 2rem 2.25rem;
}

.dataset-section-title {
    font-size: 1.25rem;
    font-weight: 700;
}

.dataset-section-copy {
    color: var(--app-muted);
    font-size: 0.98rem;
}

.dataset-file-picker {
    display: flex;
    align-items: stretch;
    gap: 0.75rem;
}

.dataset-file-display {
    min-height: 54px;
    border-radius: 0;
    background-color: var(--app-input-bg);
    border-color: var(--app-input-border);
    color: var(--app-text);
}

.btn-wire-browse {
    min-width: 128px;
    min-height: 54px;
    border-radius: 0;
}

.dataset-upload-button {
    width: 100%;
}

.dataset-validation-summary dd {
    word-break: break-word;
}

.preprocessing-stage-stack {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
    margin-bottom: 2rem;
}

.preprocessing-stage-panel {
    border-radius: 0;
    overflow: hidden;
}

.preprocessing-stage-header {
    border-bottom: 1px solid var(--app-border);
    background-color: var(--app-surface-alt);
}

.preprocessing-stage-header-inner {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 235px;
    align-items: center;
    gap: 1.5rem;
    padding: 0.95rem 0.95rem 0.95rem 0.95rem;
}

.preprocessing-stage-header-copy {
    padding-right: 0.5rem;
}

.preprocessing-stage-title {
    font-size: 1.25rem;
    font-weight: 700;
    line-height: 1.1;
}

.preprocessing-stage-copy {
    font-size: 0.9rem;
    line-height: 1.45;
}

.preprocessing-stage-form {
    width: 100%;
    margin: 0;
}

.preprocessing-stage-button {
    width: 100%;
    min-height: 46px;
    border-radius: 0;
}

.preprocessing-stage-body {
    padding: 1rem 0.95rem 0.95rem;
}

.preprocessing-stage-body .row {
    --bs-gutter-x: 0.8rem;
    --bs-gutter-y: 0;
    align-items: start;
}

.preprocessing-detail-table,
.preprocessing-preview-table {
    --bs-table-color: var(--app-text);
    --bs-table-bg: transparent;
    font-size: 0.9rem;
}

.preprocessing-detail-table > :not(caption) > * > * {
    padding: 0.2rem 0.45rem;
    border-color: var(--app-border);
    line-height: 1.25;
    background-color: var(--app-surface);
    color: var(--app-text);
}

.preprocessing-detail-label,
.preprocessing-detail-value {
    width: 50%;
}

.preprocessing-detail-label {
    font-weight: 400;
}

.preprocessing-detail-value {
    font-weight: 500;
}

.preprocessing-detail-section {
    font-weight: 700;
    background-color: var(--app-surface-alt) !important;
}

.preprocessing-preview-stack {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.app-preview-block {
    --app-preview-max-height: 340px;
}

.app-preview-block--compact {
    --app-preview-max-height: 236px;
}

.app-preview-title {
    font-size: 1.05rem;
    font-weight: 700;
}

.app-preview-scroll {
    max-height: var(--app-preview-max-height);
    overflow-y: auto;
    overflow-x: hidden;
    position: relative;
}

.app-preview-table {
    table-layout: fixed;
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.app-preview-table > :not(caption) > * > * {
    padding: 0.6rem 0.45rem;
    min-width: 0;
    word-break: break-word;
}

.app-preview-table thead th,
.app-preview-table tbody td {
    text-align: center;
    vertical-align: middle;
}

.app-preview-table thead th {
    position: sticky;
    top: 0;
    z-index: 2;
}

.app-preview-empty {
    background-color: var(--app-surface);
}

.dataset-actions {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.dataset-action-button {
    width: 250px;
}

.dataset-next-button {
    margin-left: auto;
}

.training-summary-prefix {
    font-weight: 500;
}

.async-activity-log {
    display: flex;
    flex-direction: column;
    gap: 0.65rem;
}

.async-activity-log-title {
    font-size: 0.98rem;
    font-weight: 700;
}

.async-activity-log-list {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    min-height: 120px;
    max-height: 220px;
    overflow-y: auto;
    padding: 0.75rem 0.9rem;
    border: 1px solid var(--app-border);
    border-radius: 0;
    background-color: var(--app-input-bg);
}

.async-activity-log-item {
    display: flex;
    gap: 0.75rem;
    align-items: baseline;
    font-size: 0.94rem;
    line-height: 1.35;
}

.async-activity-log-time {
    flex: 0 0 145px;
    font-weight: 600;
    color: var(--app-muted-2);
    white-space: nowrap;
}

.async-activity-log-message {
    flex: 1 1 auto;
}

.async-activity-log-empty {
    color: var(--app-muted-2);
    font-size: 0.94rem;
}

.training-summary dt,
.training-summary dd {
    margin-bottom: 0.5rem;
    font-size: 0.98rem;
}

.training-summary dt {
    font-weight: 400;
}

.training-summary dd {
    font-weight: 500;
}

.async-status-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.45rem;
    min-height: 1.25rem;
    font-weight: 600;
    color: var(--app-text);
}

.async-status-badge.is-running {
    color: #7bb2ff;
}

.async-status-badge.is-running::after {
    content: "";
    width: 0.6rem;
    height: 0.6rem;
    border-radius: 50%;
    background-color: currentColor;
    animation: async-status-pulse 0.95s ease-in-out infinite;
}

.async-status-badge.is-success {
    color: var(--app-success);
}

.async-status-badge.is-failed {
    color: #ff9a9a;
}

.evaluation-active-model {
    font-size: 1rem;
    font-weight: 600;
}

.comparison-conclusion-list {
    padding-left: 1.4rem;
}

.comparison-conclusion-list li {
    margin-bottom: 0.75rem;
    line-height: 1.45;
}

.run-detail-card {
    padding: 1.75rem 1.75rem 1.5rem;
}

.run-detail-runname {
    font-size: 2rem;
    line-height: 1.1;
    font-weight: 700;
}

.run-detail-bullet-list {
    padding-left: 1.2rem;
}

.run-detail-bullet-list li {
    margin-bottom: 0.55rem;
    line-height: 1.4;
}

.evaluation-matrix {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.75rem;
}

.evaluation-matrix-cell {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 120px;
    padding: 1rem;
    border: 1px solid var(--app-border-strong);
    border-radius: 0;
    background-color: var(--app-surface);
    text-align: center;
    font-size: 1.05rem;
    font-weight: 500;
}

.evaluation-matrix-header {
    background-color: var(--app-table-header);
}

.run-history-filter-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.run-history-filter-label {
    font-weight: 600;
    color: var(--app-muted);
}

.run-history-filter-input {
    min-height: 46px;
    border-radius: 0;
    border-color: var(--app-input-border);
    background-color: var(--app-input-bg);
    color: var(--app-text);
}

.run-history-filter-input:focus,
.login-input:focus,
.dataset-file-display:focus {
    border-color: var(--app-primary);
    box-shadow: 0 0 0 0.15rem rgba(31, 111, 235, 0.2);
    background-color: var(--app-input-bg);
    color: var(--app-text);
}

.run-history-filter-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.run-history-filter-button {
    min-width: 180px;
}

.run-history-pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 1rem;
}

.run-history-page-numbers {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.run-history-page-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 42px;
    min-height: 42px;
    padding: 0.35rem 0.75rem;
    border: 1px solid var(--app-border-strong);
    background-color: var(--app-surface-alt);
    color: var(--app-text);
    text-decoration: none;
    font-weight: 600;
}

.run-history-page-link:hover,
.run-history-page-link:focus {
    background-color: var(--app-table-hover);
    color: var(--app-text);
}

.run-history-page-link.is-active {
    background-color: var(--app-accent);
    border-color: var(--app-accent-border);
    color: var(--app-accent-text);
}

.run-history-page-button {
    min-width: 120px;
}

.run-history-actions {
    margin-top: 1.5rem;
}

.modal-content {
    background-color: var(--app-surface);
    color: var(--app-text);
    border: 1px solid var(--app-border);
    border-radius: 0;
}

.modal-footer {
    background-color: var(--app-surface);
}

.btn-outline-secondary {
    border-radius: 0;
    border-color: var(--app-border-strong);
    color: var(--app-text);
}

.btn-outline-secondary:hover,
.btn-outline-secondary:focus,
.btn-outline-secondary:active {
    background-color: var(--app-surface-alt-2);
    border-color: var(--app-border-strong);
    color: var(--app-text);
}

.btn-primary {
    border-radius: 0;
    background-color: var(--app-primary);
    border-color: var(--app-primary);
}

.btn-primary:hover,
.btn-primary:focus,
.btn-primary:active {
    background-color: var(--app-primary-hover);
    border-color: var(--app-primary-hover);
}

.alert-danger {
    color: var(--app-danger);
    background-color: var(--app-danger-bg);
    border-color: var(--app-danger-border);
}

.alert-info {
    color: var(--app-info);
    background-color: var(--app-info-bg);
    border-color: var(--app-info-border);
}

.alert-success {
    color: var(--app-success);
    background-color: var(--app-success-bg);
    border-color: var(--app-success-border);
}

.text-secondary,
.text-muted {
    color: var(--app-muted) !important;
}

.form-select option {
    background-color: var(--app-surface);
    color: var(--app-text);
}

@keyframes async-status-pulse {
    0%, 100% {
        opacity: 0.35;
        transform: scale(0.8);
    }
    50% {
        opacity: 1;
        transform: scale(1);
    }
}

@media (max-width: 991.98px) {
    .dashboard-topbar-inner {
        flex-direction: column;
    }

    .dashboard-topbar-user {
        align-items: center;
        border-left: 0;
        border-top: 1px solid var(--app-border);
    }

    .hero-title,
    .dataset-page-title {
        font-size: 2.8rem;
    }

    .hero-button {
        width: 100%;
    }

    .wizard-arrow {
        display: none;
    }
}

@media (max-width: 767.98px) {
    .dashboard-topbar-title {
        padding: 1rem 1.25rem;
    }

    .wire-stat-card {
        min-height: 120px;
    }

    .wire-stat-value {
        font-size: 2.2rem;
    }

    .login-panel-body {
        padding: 2rem 1.5rem;
    }

    .login-title {
        font-size: 2rem;
    }

    .dataset-page-title {
        font-size: 2.6rem;
    }

    .wizard-step-item {
        flex: 1 1 calc(50% - 0.75rem);
    }

    .dataset-file-picker,
    .dataset-actions {
        flex-direction: column;
    }

    .run-history-filter-actions,
    .run-history-pagination {
        flex-direction: column;
        align-items: stretch;
    }

    .evaluation-matrix {
        grid-template-columns: 1fr;
    }

    .preprocessing-stage-header-inner {
        grid-template-columns: 1fr;
        align-items: stretch;
    }

    .tech-panel-header {
        grid-template-columns: 1fr;
        align-items: stretch;
    }

    .preprocessing-stage-button {
        width: 100%;
        min-width: 0;
    }

    .tech-panel-button {
        width: 100%;
        min-width: 0;
    }

    .btn-wire-browse,
    .dataset-action-button {
        width: 100%;
    }

    .dataset-next-button {
        margin-left: 0;
    }
}