:root {
    --accent-color: #17c964;
    --sidebar-width: 290px;
    --radius-xl: 24px;
    --radius-lg: 18px;
    --radius-md: 14px;
}

html[data-theme="dark"] {
    color-scheme: dark;
    --bg-page-1: #06101d;
    --bg-page-2: #091425;
    --bg-page-3: #0d1829;
    --page-glow-a: rgba(23, 201, 100, 0.18);
    --page-glow-b: rgba(59, 130, 246, 0.18);
    --bg-panel: rgba(10, 19, 34, 0.92);
    --bg-panel-soft: rgba(20, 30, 48, 0.72);
    --sidebar-bg: rgba(5, 12, 24, 0.95);
    --card-subtle-bg: rgba(255, 255, 255, 0.04);
    --input-bg: rgba(255, 255, 255, 0.04);
    --input-focus-bg: rgba(255, 255, 255, 0.06);
    --button-surface: rgba(255, 255, 255, 0.03);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-strong: rgba(255, 255, 255, 0.18);
    --text-primary: #f2f7ff;
    --text-secondary: #d8e5f5;
    --text-muted: #90a6c5;
    --sidebar-link-color: #bfd0ea;
    --dropdown-bg: #091425;
    --dropdown-link: #eef5ff;
    --chart-label: #dce8f7;
    --chart-tick: #8ea3c2;
    --chart-grid: rgba(255, 255, 255, 0.05);
    --shadow-soft: 0 24px 60px rgba(0, 0, 0, 0.28);
}

html[data-theme="light"] {
    color-scheme: light;
    --bg-page-1: #f7fbff;
    --bg-page-2: #eef5fb;
    --bg-page-3: #e8f0f8;
    --page-glow-a: rgba(23, 201, 100, 0.08);
    --page-glow-b: rgba(59, 130, 246, 0.08);
    --bg-panel: rgba(255, 255, 255, 0.94);
    --bg-panel-soft: rgba(243, 248, 252, 0.96);
    --sidebar-bg: rgba(255, 255, 255, 0.88);
    --card-subtle-bg: rgba(12, 35, 62, 0.04);
    --input-bg: rgba(247, 250, 253, 0.98);
    --input-focus-bg: #ffffff;
    --button-surface: rgba(255, 255, 255, 0.8);
    --border-color: rgba(11, 30, 53, 0.10);
    --border-color-strong: rgba(11, 30, 53, 0.18);
    --text-primary: #0f2138;
    --text-secondary: #213a58;
    --text-muted: #5b7596;
    --sidebar-link-color: #35506d;
    --dropdown-bg: #ffffff;
    --dropdown-link: #12263f;
    --chart-label: #213a58;
    --chart-tick: #5b7596;
    --chart-grid: rgba(15, 33, 56, 0.08);
    --shadow-soft: 0 18px 40px rgba(21, 39, 64, 0.10);
}

* {
    box-sizing: border-box;
}

html, body {
    min-height: 100%;
}

body {
    margin: 0;
    font-family: 'Manrope', sans-serif;
    color: var(--text-primary);
    background:
        radial-gradient(circle at top left, var(--page-glow-a), transparent 30%),
        radial-gradient(circle at top right, var(--page-glow-b), transparent 24%),
        linear-gradient(180deg, var(--bg-page-1) 0%, var(--bg-page-2) 52%, var(--bg-page-3) 100%);
    transition: background 0.2s ease, color 0.2s ease;
}

a {
    color: inherit;
    text-decoration: none;
}

body,
.x-card,
.metric-card,
.hero-card,
.summary-block,
.sidebar,
.form-control,
.form-select,
.btn,
.dropdown-menu,
.page-link {
    transition: background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
}

.admin-body {
    overflow-x: hidden;
}

.app-shell {
    display: flex;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border-color);
    backdrop-filter: blur(16px);
    padding: 28px 18px;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 0 10px 24px;
    margin-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-brand strong,
.sidebar-brand-label {
    color: var(--text-primary);
}

.sidebar-brand-label {
    display: block;
    color: var(--text-muted);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.14em;
}

.sidebar-brand img {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    object-fit: contain;
    background: var(--card-subtle-bg);
    padding: 8px;
}

.sidebar-brand-mark {
    width: 48px;
    height: 48px;
    border-radius: 16px;
    display: grid;
    place-items: center;
    background: linear-gradient(145deg, rgba(23, 201, 100, 0.18), rgba(59, 130, 246, 0.18));
    border: 1px solid var(--border-color);
    font-weight: 800;
    letter-spacing: 0.08em;
}

.sidebar-section {
    margin-top: 18px;
}

.sidebar-section-title {
    display: block;
    padding: 0 10px 10px;
    color: var(--text-muted);
    font-size: 0.73rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.sidebar-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 12px;
    border-radius: 14px;
    color: var(--sidebar-link-color);
    margin-bottom: 4px;
    transition: all 0.2s ease;
}

.sidebar-link:hover,
.sidebar-link.active {
    color: var(--text-primary);
    background: linear-gradient(135deg, rgba(23, 201, 100, 0.18), rgba(59, 130, 246, 0.14));
    box-shadow: inset 0 0 0 1px var(--border-color);
}

.sidebar-link i {
    font-size: 1rem;
}

.app-main {
    flex: 1;
    min-width: 0;
}

.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 20px;
    padding: 24px 28px 10px;
}

.topbar-breadcrumbs {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 8px;
    color: var(--text-muted);
    font-size: 0.84rem;
}

.topbar-breadcrumbs a,
.topbar-breadcrumbs span {
    color: var(--text-muted);
}

.topbar-title {
    margin: 4px 0 0;
    color: var(--text-primary);
    font-size: 1.9rem;
    font-weight: 800;
    letter-spacing: -0.03em;
}

.topbar-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.theme-toggle,
.topbar-account {
    border-color: var(--border-color);
    color: var(--text-primary);
    background: var(--button-surface);
}

.theme-toggle {
    width: 48px;
    height: 48px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0;
}

.theme-toggle i {
    font-size: 1.05rem;
}

.learning-live-alert {
    border-color: rgba(59, 130, 246, 0.32);
}

.progress.progress-thin {
    height: 10px;
    border-radius: 999px;
    background: var(--card-subtle-bg);
    overflow: hidden;
}

.progress.progress-thin .progress-bar {
    border-radius: 999px;
}

.learning-progress-cell {
    min-width: 260px;
}

.learning-inline-progress {
    max-width: 220px;
}

.app-content {
    padding: 18px 28px 32px;
}

.x-card,
.metric-card,
.hero-card,
.install-card,
.summary-block {
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-soft);
}

.x-card {
    overflow: hidden;
}

.table-card {
    padding: 0;
}

.card-heading,
.section-title,
h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--text-primary);
}

.card-heading,
.section-title {
    font-size: 1.2rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
}

.section-subtitle {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.hero-card {
    padding: 32px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 28px;
    background:
        linear-gradient(135deg, rgba(23, 201, 100, 0.12), rgba(59, 130, 246, 0.16)),
        var(--bg-panel);
}

.hero-card h2 {
    margin: 12px 0 8px;
    color: var(--text-primary);
    font-size: 2rem;
    font-weight: 800;
    max-width: 720px;
}

.hero-card p,
.hero-label {
    color: var(--text-muted);
}

.hero-label {
    text-transform: uppercase;
    font-size: 0.76rem;
    letter-spacing: 0.12em;
    font-weight: 700;
}

.hero-metrics {
    display: grid;
    gap: 14px;
    grid-template-columns: repeat(3, minmax(90px, 1fr));
}

.hero-metrics div,
.summary-block {
    padding: 18px;
    background: var(--card-subtle-bg);
    border-radius: 16px;
}

.hero-metrics div {
    min-width: 108px;
    text-align: center;
}

.hero-metrics strong,
.summary-block strong,
.metric-card strong,
.service-row strong,
.activity-row strong,
.list-row strong,
.list-row span {
    color: var(--text-primary);
}

.hero-metrics span,
.summary-block span,
.summary-block small,
.metric-card span {
    color: var(--text-muted);
}

.hero-metrics span {
    display: block;
    margin-top: 4px;
}

.hero-metrics strong {
    display: block;
    font-size: 1.5rem;
    line-height: 1;
}

.metric-card {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px;
    min-height: 110px;
}

.metric-card.compact {
    min-height: 90px;
}

.metric-icon {
    width: 52px;
    height: 52px;
    border-radius: 18px;
    display: grid;
    place-items: center;
    background: linear-gradient(135deg, rgba(23, 201, 100, 0.16), rgba(59, 130, 246, 0.12));
    border: 1px solid var(--border-color);
    font-size: 1.25rem;
}

.metric-card span {
    display: block;
    font-size: 0.86rem;
}

.metric-card strong {
    display: block;
    font-size: 1.8rem;
    letter-spacing: -0.03em;
}

.page-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 20px;
}

.flash-stack {
    display: grid;
    gap: 14px;
    margin-bottom: 18px;
}

.x-alert {
    border: 0;
    border-radius: 16px;
}

.form-control,
.form-select {
    background: var(--input-bg);
    border-color: var(--border-color);
    color: var(--text-primary) !important;
    border-radius: 14px;
    min-height: 48px;
}

.form-control:focus,
.form-select:focus {
    background: var(--input-focus-bg);
    color: var(--text-primary);
    border-color: color-mix(in srgb, var(--accent-color) 70%, white 10%);
    box-shadow: 0 0 0 0.2rem color-mix(in srgb, var(--accent-color) 16%, transparent);
}

.form-control::placeholder {
    color: var(--text-muted);
    opacity: 1;
}

.form-control::file-selector-button {
    background: var(--card-subtle-bg);
    color: var(--text-primary);
    border: 0;
    margin-right: 14px;
    padding: 12px 16px;
}

.form-select option {
    color: var(--text-primary);
    background: var(--dropdown-bg);
}

.form-label,
.form-check-label {
    color: var(--text-secondary);
    font-weight: 600;
}

.settings-card {
    overflow: hidden;
}

.settings-stack {
    display: grid;
    gap: 18px;
}

.settings-section {
    padding: 22px;
    border: 1px solid var(--border-color);
    border-radius: 20px;
    background: linear-gradient(180deg, color-mix(in srgb, var(--card-subtle-bg) 92%, transparent), color-mix(in srgb, var(--bg-panel-soft) 92%, transparent));
}

.settings-section-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 14px;
    margin-bottom: 18px;
}

.settings-section-header h4 {
    margin: 6px 0 8px;
    color: var(--text-primary);
    font-size: 1.05rem;
    font-weight: 800;
}

.settings-meta-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: flex-end;
}

.settings-chip,
.settings-eyebrow {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 6px 12px;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    background: var(--card-subtle-bg);
    color: var(--text-secondary);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.settings-eyebrow {
    margin-bottom: 4px;
}

.settings-note {
    display: grid;
    gap: 6px;
    padding: 16px 18px;
    border-radius: 18px;
    border: 1px solid color-mix(in srgb, var(--accent-color) 22%, var(--border-color));
    background: linear-gradient(135deg, color-mix(in srgb, var(--accent-color) 10%, transparent), color-mix(in srgb, var(--card-subtle-bg) 95%, transparent));
}

.settings-note-inline {
    min-height: 100%;
}

.settings-note strong {
    color: var(--text-primary);
}

.settings-note span {
    color: var(--text-secondary);
    line-height: 1.55;
}

.settings-hint {
    display: block;
    margin-top: 8px;
    color: var(--text-muted);
    line-height: 1.5;
}

.settings-mono,
.settings-mono.form-control {
    font-family: "SFMono-Regular", Consolas, "Liberation Mono", Menlo, monospace;
    font-size: 0.91rem;
}

.btn {
    border-radius: 14px;
    font-weight: 700;
    letter-spacing: 0.01em;
}

.btn-success {
    background: linear-gradient(135deg, var(--accent-color), #0cb577);
    border-color: transparent;
    color: #ffffff;
}

.btn-outline-light {
    color: var(--text-primary);
    border-color: var(--border-color-strong);
    background: transparent;
}

.btn-outline-light:hover,
.btn-outline-light:focus,
.theme-toggle:hover,
.topbar-account:hover {
    color: var(--text-primary);
    border-color: var(--accent-color);
    background: var(--card-subtle-bg);
}

.btn-outline-info,
.btn-outline-warning,
.btn-outline-danger {
    border-width: 1px;
}

.table {
    margin-bottom: 0;
    color: var(--text-primary);
}

.table-dark {
    --bs-table-bg: transparent;
    --bs-table-color: var(--text-primary);
    --bs-table-striped-bg: var(--card-subtle-bg);
    --bs-table-hover-bg: var(--card-subtle-bg);
    --bs-table-border-color: var(--border-color);
}

.table-dark > :not(caption) > * > * {
    color: var(--text-primary);
    background-color: transparent;
}

.table thead th {
    color: var(--text-muted);
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.table-subtitle {
    color: var(--text-muted);
    font-size: 0.82rem;
}

.table-actions {
    display: inline-flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px;
}

.history-legend-card {
    display: grid;
    gap: 14px;
}

.history-legend-title {
    color: var(--text-primary);
    font-size: 1.05rem;
}

.history-legend-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 12px;
}

.history-legend-item {
    display: grid;
    gap: 8px;
    padding: 14px 16px;
    border-radius: 16px;
    background: color-mix(in srgb, var(--card-subtle-bg) 90%, transparent);
    border: 1px solid color-mix(in srgb, var(--border-color) 88%, transparent);
}

.history-legend-item span:last-child {
    color: var(--text-secondary);
    line-height: 1.5;
}

.history-action-stack {
    display: inline-flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 8px;
    max-width: 340px;
}

.history-reasons {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.history-reason-pill {
    display: inline-flex;
    align-items: center;
    max-width: 100%;
    padding: 6px 10px;
    border-radius: 999px;
    border: 1px solid color-mix(in srgb, var(--border-color) 88%, transparent);
    background: color-mix(in srgb, var(--card-subtle-bg) 92%, transparent);
    color: var(--text-secondary);
    font-size: 0.8rem;
    line-height: 1.3;
}

.subnav-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.subnav-tab {
    display: inline-flex;
    align-items: center;
    min-height: 42px;
    padding: 10px 16px;
    border-radius: 999px;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
    background: var(--button-surface);
    font-weight: 700;
}

.subnav-tab:hover,
.subnav-tab.active {
    color: var(--text-primary);
    border-color: color-mix(in srgb, var(--accent-color) 55%, var(--border-color-strong));
    background: linear-gradient(135deg, rgba(23, 201, 100, 0.16), rgba(59, 130, 246, 0.12));
}

.tool-grid {
    display: grid;
    gap: 12px;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.service-row,
.activity-row,
.list-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 14px;
    padding: 14px 0;
    border-bottom: 1px solid var(--border-color);
}

.list-row-header {
    padding-top: 6px;
    padding-bottom: 10px;
}

.list-row-header span,
.list-row-header strong {
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.service-row:last-child,
.activity-row:last-child,
.list-row:last-child {
    border-bottom: 0;
}

.service-row small,
.activity-row small {
    display: block;
    color: var(--text-muted);
    margin-top: 3px;
}

.deployment-log-message {
    margin: 8px 0 0;
    padding: 12px 14px;
    border-radius: 14px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text-secondary);
    font-size: 0.82rem;
    line-height: 1.5;
    white-space: pre-wrap;
    word-break: break-word;
}

.chart-panel {
    position: relative;
    width: 100%;
    height: 320px;
    min-height: 320px;
    max-height: 320px;
}

.chart-panel canvas {
    display: block;
    width: 100% !important;
    height: 100% !important;
}

.mapping-edit-row td {
    padding-top: 0;
    background: var(--card-subtle-bg);
}

.code-preview {
    background: var(--bg-panel-soft);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 18px;
    color: var(--text-primary);
    font-size: 0.84rem;
    line-height: 1.5;
    white-space: pre-wrap;
    word-break: break-word;
    max-height: 520px;
    overflow: auto;
}

.empty-state {
    padding: 60px 24px;
    text-align: center;
}

.empty-state i {
    font-size: 2.6rem;
    color: var(--accent-color);
}

.empty-state h2 {
    margin-top: 12px;
    font-size: 1.7rem;
    font-weight: 800;
}

.empty-state p {
    max-width: 640px;
    margin: 10px auto 0;
    color: var(--text-muted);
}

.auth-body,
.install-body {
    display: grid;
    place-items: center;
    min-height: 100vh;
    padding: 32px 20px;
}

.auth-shell {
    width: min(1120px, 100%);
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 24px;
}

.auth-panel,
.install-card {
    padding: 34px;
}

.auth-brand-panel {
    position: relative;
    overflow: hidden;
    background:
        radial-gradient(circle at top right, rgba(59, 130, 246, 0.16), transparent 28%),
        linear-gradient(140deg, rgba(23, 201, 100, 0.12), var(--bg-panel) 50%);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-soft);
}

.auth-form-panel,
.install-card {
    background: var(--bg-panel);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-soft);
}

.auth-brand-badge {
    display: inline-flex;
    align-items: center;
    padding: 8px 14px;
    border-radius: 999px;
    background: var(--card-subtle-bg);
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.auth-brand-panel h1,
.auth-form-header h2,
.install-header h1 {
    color: var(--text-primary);
}

.auth-brand-panel h1 {
    margin: 18px 0 12px;
    font-size: 2.5rem;
    font-weight: 800;
}

.auth-brand-panel p,
.auth-feature-list div,
.auth-form-header p,
.install-header p {
    color: var(--text-muted);
}

.auth-feature-list {
    display: grid;
    gap: 12px;
    margin-top: 26px;
}

.auth-form-header h2 {
    margin-bottom: 6px;
    font-size: 1.8rem;
    font-weight: 800;
}

.auth-form-header {
    margin-bottom: 24px;
}

.auth-link {
    color: var(--text-secondary);
}

.install-shell {
    width: min(1100px, 100%);
}

.install-header {
    text-align: center;
    margin-bottom: 20px;
}

.install-header h1 {
    margin: 14px 0 8px;
    font-weight: 800;
}

.install-steps {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 14px;
    margin-bottom: 20px;
}

.install-step {
    padding: 14px 16px;
    border-radius: 18px;
    border: 1px solid var(--border-color);
    background: var(--card-subtle-bg);
    color: var(--text-muted);
}

.install-step span {
    display: inline-grid;
    place-items: center;
    width: 30px;
    height: 30px;
    border-radius: 999px;
    background: var(--button-surface);
    margin-bottom: 8px;
}

.install-step.active,
.install-step.complete {
    color: var(--text-primary);
}

.install-step.active {
    background: linear-gradient(135deg, rgba(23, 201, 100, 0.18), rgba(59, 130, 246, 0.14));
}

.pagination .page-link {
    border-radius: 12px;
    margin-right: 8px;
    background: var(--button-surface);
    border-color: var(--border-color);
    color: var(--text-primary);
}

.pagination .page-item.active .page-link {
    background: var(--accent-color);
    border-color: var(--accent-color);
}

.dropdown-menu {
    background: var(--dropdown-bg);
    border-color: var(--border-color);
    box-shadow: var(--shadow-soft);
}

.dropdown-item {
    color: var(--dropdown-link);
}

.dropdown-divider {
    border-color: var(--border-color);
}

.dropdown-item:hover,
.dropdown-item:focus {
    background: var(--card-subtle-bg);
    color: var(--text-primary);
}

.text-muted {
    color: var(--text-muted) !important;
    opacity: 1 !important;
}

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

.text-dark,
.text-black,
.text-body,
.text-body-emphasis {
    color: var(--text-primary) !important;
}

code,
pre {
    color: inherit;
}

@media (max-width: 1200px) {
    .auth-shell {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 992px) {
    .app-shell {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        height: auto;
        position: relative;
    }

    .topbar,
    .app-content {
        padding-left: 20px;
        padding-right: 20px;
    }

    .page-toolbar {
        flex-direction: column;
        align-items: stretch;
    }

    .install-steps {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero-card {
        flex-direction: column;
        align-items: flex-start;
    }

    .hero-metrics {
        width: 100%;
        grid-template-columns: repeat(3, 1fr);
    }

    .topbar {
        flex-direction: column;
        align-items: flex-start;
    }

    .topbar-actions {
        width: 100%;
        justify-content: flex-end;
    }

    .chart-panel {
        height: 260px;
        min-height: 260px;
        max-height: 260px;
    }

    .subnav-tabs {
        gap: 8px;
    }

    .subnav-tab {
        width: 100%;
        justify-content: center;
    }
}