:root {
    color-scheme: dark;
    --bg: #0b0f14;
    --surface: #111821;
    --surface-2: #16202b;
    --surface-3: #1d2a37;
    --text: #e7edf4;
    --muted: #9aa8b7;
    --line: #263545;
    --accent: #35c2a4;
    --accent-2: #5aa7ff;
    --accent-contrast: #06110f;
    --danger: #ff6b6b;
    --warning: #f4b860;
    --success: #5bd18f;
    --shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
}

:root[data-theme="light"] {
    color-scheme: light;
    --bg: #f5f7fb;
    --surface: #ffffff;
    --surface-2: #f8fafc;
    --surface-3: #eef3f7;
    --text: #17202c;
    --muted: #657386;
    --line: #dce4ed;
    --accent: #0f766e;
    --accent-2: #2563eb;
    --accent-contrast: #ffffff;
    --danger: #c24141;
    --warning: #b7791f;
    --success: #15803d;
    --shadow: 0 14px 34px rgba(27, 39, 54, 0.08);
}

* {
    box-sizing: border-box;
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--bg);
    color: var(--text);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Arial, sans-serif;
    line-height: 1.5;
}

a {
    color: inherit;
}

.app-shell {
    width: min(1180px, calc(100% - 40px));
    min-height: 100vh;
    margin: 0 auto;
    padding: 24px 0 42px;
    display: flex;
    flex-direction: column;
}

.topbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 18px;
    margin-bottom: 24px;
}

.brand {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.brand-title {
    font-size: 18px;
    font-weight: 800;
}

.brand-subtitle {
    color: var(--muted);
    font-size: 13px;
}

.nav {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
}

.nav a,
.theme-toggle,
.button,
button {
    min-height: 38px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface-2);
    color: var(--text);
    padding: 8px 12px;
    font: inherit;
    font-weight: 700;
    text-decoration: none;
    cursor: pointer;
}

.nav a:hover,
.theme-toggle:hover,
.button:hover,
button:hover {
    border-color: color-mix(in srgb, var(--accent) 55%, var(--line));
}

.nav a.active {
    border-color: color-mix(in srgb, var(--accent) 72%, var(--line));
    background: color-mix(in srgb, var(--accent) 18%, var(--surface-2));
}

.theme-toggle {
    white-space: nowrap;
}

.session-chip {
    display: inline-flex;
    align-items: center;
    min-height: 38px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: color-mix(in srgb, var(--accent) 10%, var(--surface-2));
    color: var(--muted);
    padding: 7px 11px;
    font-size: 12px;
    font-weight: 800;
    white-space: nowrap;
}

.nav-logout-button {
    min-height: 38px;
}

.page-header {
    margin-bottom: 18px;
}

.home-hero {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 18px;
    align-items: end;
    margin: 18px 0 22px;
}

.eyebrow {
    color: var(--accent);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

h1,
h2,
h3,
p {
    margin-top: 0;
}

h1 {
    margin-bottom: 8px;
    font-size: clamp(28px, 4vw, 42px);
    line-height: 1.08;
    letter-spacing: 0;
}

h2 {
    margin-bottom: 14px;
    font-size: 20px;
}

.lead,
.muted,
.hint {
    color: var(--muted);
}

.lead {
    max-width: 780px;
    font-size: 16px;
}

.panel,
.card {
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 8px;
    box-shadow: var(--shadow);
    padding: 22px;
    margin-bottom: 18px;
}

.primary-panel {
    padding: 28px;
}

.quiet-panel {
    box-shadow: none;
}

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

.panel-heading h2,
.section-heading h2 {
    margin-bottom: 4px;
}

.panel-heading .hint {
    margin-bottom: 0;
}

.home-translate-grid,
.batch-translate-grid {
    display: grid;
    grid-template-columns: minmax(280px, 1fr) minmax(190px, 240px);
    gap: 16px;
    align-items: end;
}

.folder-path-control {
    display: grid;
    grid-template-columns: minmax(0, 1fr) 110px;
    gap: 10px;
}

.folder-path-control button {
    min-height: 42px;
}

.hero-action {
    min-height: 50px;
    font-size: 16px;
}

.batch-link {
    min-width: 180px;
    text-align: center;
}

.advanced-options {
    margin-top: 16px;
    color: var(--muted);
}

.advanced-options summary {
    cursor: pointer;
    font-weight: 900;
}

.advanced-grid {
    display: grid;
    grid-template-columns: minmax(240px, 330px) minmax(220px, 280px);
    gap: 14px;
    align-items: end;
    margin-top: 12px;
}

.batch-advanced-grid {
    grid-template-columns: minmax(240px, 330px) 150px minmax(220px, 280px);
}

.recent-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
}

.compact-list-panel {
    display: grid;
    gap: 2px;
}

.recent-item {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    align-items: center;
    min-height: 54px;
    border-bottom: 1px solid color-mix(in srgb, var(--line) 70%, transparent);
    padding: 10px 0;
    text-decoration: none;
}

.recent-item:last-child {
    border-bottom: 0;
}

.recent-item strong,
.recent-item span {
    display: block;
}

.recent-item strong {
    overflow-wrap: anywhere;
}

.recent-item div > span {
    color: var(--muted);
    font-size: 13px;
}

.grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    align-items: end;
}

.actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 16px;
}

.actions > * {
    flex: 1 1 190px;
}

label {
    display: block;
    margin-bottom: 7px;
    color: var(--muted);
    font-size: 13px;
    font-weight: 800;
}

.field-hint {
    margin: 8px 0 0;
    color: var(--muted);
    font-size: 13px;
}

input,
select {
    width: 100%;
    min-height: 42px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface-2);
    color: var(--text);
    padding: 9px 11px;
    font: inherit;
}

input:focus,
select:focus {
    outline: 2px solid color-mix(in srgb, var(--accent) 40%, transparent);
    border-color: var(--accent);
}

.toggle {
    display: flex;
    align-items: center;
    gap: 10px;
    min-height: 42px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface-2);
    padding: 0 12px;
    color: var(--text);
    font-weight: 700;
}

.toggle input {
    width: auto;
    min-height: auto;
    margin: 0;
}

button.primary,
.button.primary {
    border-color: transparent;
    background: var(--accent);
    color: var(--accent-contrast);
}

button.secondary,
.button.secondary {
    background: var(--surface-3);
}

button.danger,
.button.danger {
    border-color: color-mix(in srgb, var(--danger) 60%, var(--line));
    color: var(--danger);
}

button:disabled {
    cursor: not-allowed;
    opacity: 0.55;
}

.scan-button {
    position: relative;
    overflow: hidden;
}

.scan-button .button-progress {
    position: absolute;
    inset: 0 auto 0 0;
    width: 0%;
    background: color-mix(in srgb, var(--accent-2) 34%, transparent);
    transition: width 0.25s ease;
}

.scan-button .button-label {
    position: relative;
    z-index: 1;
}

.scan-button.is-scanning .button-progress {
    animation: scan-button-progress 1.15s ease-in-out infinite alternate;
}

@keyframes scan-button-progress {
    from {
        width: 28%;
    }

    to {
        width: 78%;
    }
}

.summary,
.meta {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.summary {
    margin: 12px 0;
}

.pill,
.status-badge,
.status {
    display: inline-flex;
    align-items: center;
    min-height: 24px;
    border-radius: 999px;
    border: 1px solid var(--line);
    padding: 3px 9px;
    background: var(--surface-2);
    color: var(--muted);
    font-size: 12px;
    font-weight: 800;
    text-transform: capitalize;
}

.status.done,
.status.success,
.success {
    color: var(--success);
}

.status.failed,
.status.error,
.error-status {
    color: var(--danger);
}

.status.running,
.status.info,
.info {
    color: var(--accent-2);
}

.status.warning,
.status.skipped,
.status.cancelled,
.status.cancel_requested,
.status.interrupted,
.status.partial,
.warning {
    color: var(--warning);
}

.status.done {
    border-color: color-mix(in srgb, var(--success) 50%, var(--line));
}

.status.failed {
    border-color: color-mix(in srgb, var(--danger) 50%, var(--line));
}

.status.running {
    border-color: color-mix(in srgb, var(--accent-2) 50%, var(--line));
}

.progress-track,
.progress-wrapper {
    width: 100%;
    overflow: hidden;
    border-radius: 999px;
    background: var(--surface-3);
    border: 1px solid var(--line);
}

.progress-fill,
.progress-bar {
    width: 0%;
    height: 100%;
    min-width: 0;
    background: linear-gradient(90deg, var(--accent), var(--accent-2));
    color: var(--accent-contrast);
    text-align: center;
    font-size: 12px;
    font-weight: 900;
    white-space: nowrap;
    transition: width 0.25s ease;
}

.small-track {
    height: 18px;
}

.small-track .progress-fill,
.small-track .progress-bar {
    line-height: 18px;
}

.file-name,
.path {
    word-break: break-word;
}

.file-subtext {
    color: var(--muted);
    font-size: 13px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
}

.feature-item {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface-2);
    padding: 16px;
}

.feature-item h3 {
    margin-bottom: 6px;
    font-size: 16px;
}

.feature-item p {
    margin-bottom: 0;
    color: var(--muted);
}

.about-meta {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-top: 18px;
}

.about-meta > div {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface-2);
    padding: 14px;
}

.about-meta span {
    display: block;
    color: var(--muted);
    font-size: 12px;
    font-weight: 900;
    text-transform: uppercase;
}

.about-meta strong {
    display: block;
    margin-top: 4px;
}

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

table {
    width: 100%;
    min-width: 720px;
    border-collapse: collapse;
}

th,
td {
    border-bottom: 1px solid var(--line);
    padding: 11px 9px;
    text-align: left;
    vertical-align: top;
    font-size: 14px;
}

th {
    color: var(--muted);
    font-size: 12px;
    font-weight: 900;
    text-transform: uppercase;
}

tr:hover td {
    background: color-mix(in srgb, var(--surface-2) 55%, transparent);
}

code {
    border: 1px solid var(--line);
    border-radius: 6px;
    background: var(--surface-2);
    padding: 2px 5px;
}

.error {
    color: var(--danger);
    font-weight: 800;
    white-space: pre-wrap;
}

.empty-state {
    border: 1px dashed var(--line);
    border-radius: 8px;
    background: var(--surface-2);
    color: var(--muted);
    padding: 18px;
}

.warning-stack {
    display: grid;
    gap: 10px;
    margin-bottom: 18px;
}

.notice {
    display: grid;
    gap: 3px;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface-2);
    padding: 13px 14px;
}

.notice.warning {
    border-color: color-mix(in srgb, var(--warning) 55%, var(--line));
    background: color-mix(in srgb, var(--warning) 10%, var(--surface));
}

.notice.error {
    border-color: color-mix(in srgb, var(--danger) 55%, var(--line));
    background: color-mix(in srgb, var(--danger) 10%, var(--surface));
}

.notice.neutral {
    border-color: color-mix(in srgb, var(--accent-2) 35%, var(--line));
}

.notice strong {
    color: var(--text);
}

.notice span {
    color: var(--muted);
}

.readiness-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 12px;
    margin: 14px 0 20px;
}

.readiness-item {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface-2);
    padding: 14px;
}

.readiness-topline {
    display: flex;
    justify-content: space-between;
    gap: 10px;
    align-items: center;
    margin-bottom: 7px;
}

.readiness-topline > span:first-child {
    color: var(--muted);
    font-size: 12px;
    font-weight: 900;
    text-transform: uppercase;
}

.readiness-item strong {
    display: block;
    margin-bottom: 4px;
}

.readiness-item p {
    margin-bottom: 0;
    color: var(--muted);
    font-size: 13px;
}

.log-hero {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    gap: 12px;
    margin-bottom: 18px;
}

.log-metric {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
    box-shadow: var(--shadow);
    padding: 15px;
}

.log-metric span {
    display: block;
    color: var(--muted);
    font-size: 11px;
    font-weight: 900;
    text-transform: uppercase;
}

.log-metric strong {
    display: block;
    margin-top: 6px;
    font-size: 24px;
    line-height: 1.1;
}

.log-metric.severity-error {
    border-color: color-mix(in srgb, var(--danger) 45%, var(--line));
}

.log-metric.severity-warning {
    border-color: color-mix(in srgb, var(--warning) 45%, var(--line));
}

.log-console {
    display: grid;
    gap: 14px;
}

.log-filter-bar {
    position: sticky;
    top: 0;
    z-index: 3;
    display: grid;
    grid-template-columns: minmax(260px, 1fr) 160px 190px 190px;
    gap: 12px;
    align-items: end;
    border: 1px solid var(--line);
    border-radius: 8px;
    background: color-mix(in srgb, var(--surface) 94%, transparent);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
    padding: 14px;
}

.log-debug-toggle {
    margin-bottom: 0;
}

.log-toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

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

.log-count strong {
    color: var(--text);
}

.toolbar-actions {
    display: flex;
    gap: 10px;
    flex-wrap: wrap;
}

.timeline {
    position: relative;
    display: grid;
    gap: 12px;
}

.timeline::before {
    content: "";
    position: absolute;
    left: 13px;
    top: 10px;
    bottom: 10px;
    width: 2px;
    background: var(--line);
}

.log-entry {
    position: relative;
    display: grid;
    grid-template-columns: 28px minmax(0, 1fr);
    gap: 14px;
}

.timeline-dot {
    position: relative;
    z-index: 1;
    width: 12px;
    height: 12px;
    margin: 18px auto 0;
    border-radius: 999px;
    border: 2px solid var(--surface);
    background: var(--accent-2);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent-2) 24%, transparent);
}

.log-entry.severity-success .timeline-dot {
    background: var(--success);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--success) 24%, transparent);
}

.log-entry.severity-warning .timeline-dot {
    background: var(--warning);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--warning) 24%, transparent);
}

.log-entry.severity-error .timeline-dot {
    background: var(--danger);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--danger) 24%, transparent);
}

.log-entry-main {
    border: 1px solid var(--line);
    border-radius: 8px;
    background: var(--surface);
    padding: 15px;
}

.log-entry.is-quiet .log-entry-main {
    background: color-mix(in srgb, var(--surface-2) 55%, var(--surface));
}

.log-entry-topline {
    display: flex;
    justify-content: space-between;
    gap: 14px;
    align-items: flex-start;
}

.log-title-wrap {
    display: flex;
    align-items: center;
    gap: 8px;
    flex-wrap: wrap;
    min-width: 0;
}

.log-title-wrap h2 {
    margin: 0;
    font-size: 16px;
    line-height: 1.25;
}

.log-entry time {
    flex: 0 0 auto;
    color: var(--muted);
    font-size: 12px;
    font-weight: 800;
    white-space: nowrap;
}

.log-message {
    margin: 10px 0 0;
    color: var(--text);
    overflow-wrap: anywhere;
}

.log-context {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.log-context span {
    display: inline-flex;
    gap: 6px;
    align-items: center;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: var(--surface-2);
    color: var(--muted);
    padding: 4px 9px;
    font-size: 12px;
}

.log-context strong {
    color: var(--text);
}

.site-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    margin-top: auto;
    padding: 18px 0 0;
    border-top: 1px solid var(--line);
    color: var(--muted);
    font-size: 13px;
}

.footer-copy strong {
    color: var(--text);
}

.footer-links {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 12px;
    flex-wrap: wrap;
}

.footer-links a {
    color: var(--muted);
    font-weight: 800;
    text-decoration: none;
}

.footer-links a:hover {
    color: var(--accent);
}

.demo-banner {
    box-shadow: none;
}

@media (max-width: 900px) {
    .app-shell {
        width: min(100% - 28px, 1180px);
        padding-top: 18px;
    }

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

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

    .footer-links {
        justify-content: flex-start;
    }

    .grid,
    .home-hero,
    .home-translate-grid,
    .batch-translate-grid,
    .folder-path-control,
    .advanced-grid,
    .batch-advanced-grid,
    .recent-grid,
    .feature-grid,
    .about-meta,
    .readiness-grid,
    .log-hero,
    .log-filter-bar {
        grid-template-columns: 1fr;
    }

    .log-entry-topline {
        flex-direction: column;
    }

    .panel,
    .card {
        padding: 18px;
    }
}