:root {
  color-scheme: light;
  --ink: #18202a;
  --muted: #657285;
  --line: #dde4ec;
  --line-strong: #c8d3df;
  --paper: #f3f6f8;
  --surface: #ffffff;
  --surface-soft: #f8fafc;
  --accent: #0f766e;
  --accent-strong: #0b5d56;
  --blue: #2563eb;
  --amber: #b45309;
  --danger: #b42318;
  --critical: #b42318;
  --high: #b45309;
  --medium: #2563eb;
  --watch: #64748b;
  --shadow-soft: 0 12px 32px rgba(15, 23, 42, 0.08);
  --shadow-card: 0 8px 22px rgba(15, 23, 42, 0.06);
}

* {
  box-sizing: border-box;
}

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

button,
a {
  -webkit-tap-highlight-color: transparent;
}

.app-shell {
  display: grid;
  grid-template-columns: 304px minmax(0, 1fr);
  min-height: 100vh;
}

.history-rail {
  border-right: 1px solid var(--line);
  background: #e8eef2;
  padding: 24px 18px;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: auto;
  min-width: 0;
}

.brand {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-bottom: 24px;
}

.brand-mark {
  display: grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: 8px;
  background: #12343b;
  color: white;
  font-weight: 800;
  box-shadow: 0 10px 18px rgba(18, 52, 59, 0.18);
}

.brand h1 {
  margin: 0;
  font-size: 18px;
  line-height: 1.2;
}

.brand p,
.subtitle,
.empty-note {
  margin: 4px 0 0;
  color: var(--muted);
  font-size: 13px;
}

.primary-action,
.send-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  border: 0;
  border-radius: 8px;
  cursor: pointer;
  font-weight: 700;
}

.primary-action {
  width: 100%;
  background: #12343b;
  color: white;
  box-shadow: 0 8px 18px rgba(18, 52, 59, 0.18);
}

.primary-action:hover,
.send-action:hover {
  filter: brightness(0.96);
}

.primary-action:disabled,
.send-action:disabled {
  opacity: 0.55;
  cursor: wait;
}

.send-action {
  padding: 0 16px;
  background: #174ea6;
  color: white;
  box-shadow: 0 8px 18px rgba(37, 99, 235, 0.18);
}

.primary-action svg,
.send-action svg,
.source-link svg {
  width: 18px;
  height: 18px;
}

.rail-label {
  margin: 28px 0 8px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0;
}

.history-list {
  display: grid;
  gap: 6px;
}

.history-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 10px;
  min-height: 40px;
  padding: 9px 10px;
  border-radius: 8px;
  color: var(--ink);
  text-decoration: none;
  border: 1px solid transparent;
}

.history-item:hover,
.history-item.active {
  background: var(--surface);
  border-color: rgba(200, 211, 223, 0.8);
  box-shadow: 0 4px 14px rgba(15, 23, 42, 0.05);
}

.history-item small {
  color: var(--muted);
}

.issue-workspace {
  padding: 28px clamp(18px, 4vw, 48px) 56px;
  width: 100%;
  max-width: 1480px;
  margin: 0 auto;
  min-width: 0;
}

.issue-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--line);
}

.eyebrow {
  margin: 0 0 8px;
  color: var(--accent-strong);
  font-size: 13px;
  font-weight: 800;
}

.issue-header h2,
.empty-state h2 {
  margin: 0;
  font-size: 32px;
  line-height: 1.18;
}

.status-line {
  min-height: 22px;
  margin: 16px 0;
  color: var(--muted);
  font-size: 14px;
}

.status-line[data-tone="success"] {
  color: var(--accent-strong);
}

.status-line[data-tone="error"] {
  color: var(--danger);
}

.issue-metrics {
  display: grid;
  gap: 14px;
  margin: 22px 0 18px;
}

.metrics-heading {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 16px;
}

.metrics-heading h3 {
  margin: 0;
  font-size: 20px;
}

.metric-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 12px;
}

.metric-card {
  display: flex;
  align-items: center;
  gap: 12px;
  min-height: 88px;
  padding: 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow-card);
}

.metric-icon {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 42px;
  height: 42px;
  border-radius: 8px;
  color: white;
}

.metric-icon svg {
  width: 20px;
  height: 20px;
}

.metric-icon--total {
  background: #12343b;
}

.metric-icon--critical {
  background: var(--critical);
}

.metric-icon--high {
  background: var(--high);
}

.metric-icon--conference {
  background: #0f766e;
}

.metric-card strong,
.metric-card span {
  display: block;
}

.metric-card strong {
  color: var(--ink);
  font-size: 25px;
  line-height: 1;
}

.metric-card div > span {
  margin-top: 6px;
  color: var(--muted);
  font-size: 13px;
  font-weight: 800;
}

.view-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 0 0 18px;
}

.view-tab {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 38px;
  padding: 0 12px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  color: var(--ink);
  cursor: pointer;
  font-weight: 800;
  box-shadow: 0 4px 12px rgba(15, 23, 42, 0.04);
}

.view-tab svg {
  width: 17px;
  height: 17px;
}

.view-tab.active {
  border-color: var(--accent);
  background: #e8f2ef;
  color: #14534d;
}

.warning-band {
  display: block;
  margin: 18px 0 26px;
  border: 1px solid #f0d29a;
  border-radius: 8px;
  background: #fff7e8;
  color: #5b3b04;
  box-shadow: 0 8px 22px rgba(180, 83, 9, 0.08);
}

.warning-band summary {
  list-style: none;
}

.warning-band summary::-webkit-details-marker {
  display: none;
}

.warning-summary {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px;
  cursor: pointer;
}

.warning-icon {
  display: grid;
  place-items: center;
  flex: 0 0 auto;
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: #fff0cc;
  color: #9a3412;
}

.warning-icon svg,
.warning-toggle svg {
  width: 18px;
  height: 18px;
}

.warning-copy {
  display: grid;
  gap: 3px;
  min-width: 0;
  flex: 1 1 auto;
}

.warning-copy strong {
  color: #5b3b04;
}

.warning-copy span {
  color: #6f4c0b;
  font-size: 13px;
  line-height: 1.45;
}

.warning-count {
  flex: 0 0 auto;
  border-radius: 999px;
  background: #f7d28a;
  color: #5b3b04;
  padding: 5px 9px;
  font-size: 12px;
  font-weight: 800;
}

.warning-toggle {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  flex: 0 0 auto;
  color: #6f4c0b;
  font-size: 12px;
  font-weight: 800;
}

.warning-band[open] .warning-toggle svg {
  transform: rotate(180deg);
}

.warning-details {
  padding: 0 14px 14px 60px;
}

.warning-details p {
  margin: 0 0 12px;
  color: #6f4c0b;
  font-size: 13px;
  line-height: 1.55;
}

.warning-log-list {
  display: grid;
  gap: 8px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.warning-log-list li {
  display: grid;
  gap: 7px;
  padding: 10px;
  border: 1px solid #f0d29a;
  border-radius: 8px;
  background: #ffffff;
}

.warning-log-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
}

.warning-log-heading strong {
  color: #18202a;
  font-size: 13px;
}

.warning-log-heading span {
  flex: 0 0 auto;
  border-radius: 999px;
  background: #fff7e8;
  color: #9a3412;
  padding: 4px 8px;
  font-size: 12px;
  font-weight: 800;
}

.warning-log-list code {
  overflow-wrap: anywhere;
  border-radius: 8px;
  background: #f8fafc;
  color: #334155;
  padding: 8px;
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 12px;
  line-height: 1.5;
}

.priority-radar {
  margin: 18px 0 28px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow-card);
}

.priority-radar__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

.priority-radar h3 {
  margin: 0;
  font-size: 20px;
}

.priority-counts,
.priority-topline {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.priority-count {
  border-radius: 999px;
  padding: 6px 9px;
  color: white;
  font-size: 12px;
  font-weight: 800;
}

.priority-count--critical,
.priority-pill--critical {
  background: var(--critical);
}

.priority-count--high,
.priority-pill--high {
  background: var(--high);
}

.priority-count--medium,
.priority-pill--medium {
  background: var(--medium);
}

.priority-count--watch,
.priority-pill--watch {
  background: var(--watch);
}

.priority-topline {
  margin-top: 12px;
}

.priority-topline__item {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr);
  gap: 8px;
  align-items: center;
  max-width: 100%;
  padding: 10px 12px;
  border-radius: 8px;
  color: var(--ink);
  background: var(--surface-soft);
  text-decoration: none;
  border: 1px solid transparent;
}

.priority-topline__item:hover {
  border-color: var(--line-strong);
}

.priority-topline__item strong {
  font-size: 12px;
}

.priority-topline__item span {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  font-size: 13px;
}

.priority-topline__item--critical {
  border-left: 4px solid var(--critical);
}

.priority-topline__item--high {
  border-left: 4px solid var(--high);
}

.priority-topline__item--medium {
  border-left: 4px solid var(--medium);
}

.priority-topline__item--watch {
  border-left: 4px solid var(--watch);
}

.filter-panel {
  display: grid;
  gap: 12px;
  margin: 18px 0 26px;
  padding: 14px 16px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow-card);
}

.filter-panel__heading {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.filter-panel h3 {
  margin: 0;
  font-size: 18px;
}

.region-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.region-filter__button {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  min-height: 36px;
  padding: 0 11px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface-soft);
  color: var(--ink);
  cursor: pointer;
  font-weight: 800;
}

.region-filter__button small {
  display: grid;
  place-items: center;
  min-width: 22px;
  height: 22px;
  border-radius: 999px;
  background: #e2e8f0;
  color: #475569;
  font-size: 12px;
}

.region-filter__button.active {
  border-color: var(--accent);
  background: #e8f2ef;
  color: #14534d;
}

.region-filter__button.active small {
  background: var(--accent);
  color: white;
}

.filter-empty {
  margin: 20px 0;
}

.settings-panel {
  max-width: 760px;
  padding: 18px;
  border: 1px solid var(--line);
  border-radius: 8px;
  background: var(--surface);
}

.settings-panel__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 18px;
}

.settings-panel h3 {
  margin: 0;
  font-size: 20px;
}

.password-state {
  border-radius: 999px;
  background: #f1f5f9;
  color: #475569;
  padding: 6px 10px;
  font-size: 12px;
  font-weight: 800;
}

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

.field {
  display: grid;
  gap: 7px;
  color: #334155;
  font-size: 13px;
  font-weight: 800;
}

.field input {
  width: 100%;
  min-height: 40px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 0 10px;
  color: var(--ink);
  font: inherit;
  font-weight: 600;
}

.field input:focus {
  border-color: var(--accent);
  outline: 3px solid #d5ece6;
}

.check-field {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 40px;
  color: #334155;
  font-size: 13px;
  font-weight: 800;
}

.save-settings-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 40px;
  border: 0;
  border-radius: 8px;
  background: var(--accent);
  color: white;
  cursor: pointer;
  font-weight: 800;
}

.save-settings-action svg {
  width: 17px;
  height: 17px;
}

.save-settings-action:disabled {
  opacity: 0.55;
  cursor: wait;
}

.source-health-panel {
  max-width: 920px;
}

.source-health-summary {
  margin-bottom: 12px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 700;
}

.source-health-list {
  display: grid;
  gap: 10px;
}

.source-health-item {
  display: grid;
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
  gap: 10px;
  padding: 12px;
  border: 1px solid var(--line);
  border-left: 4px solid #94a3b8;
  border-radius: 8px;
  background: #ffffff;
}

.source-health-item.is-ok {
  border-left-color: #0f766e;
}

.source-health-item.is-fail {
  border-left-color: #dc2626;
}

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

.source-health-item strong {
  color: var(--ink);
  font-size: 14px;
}

.source-health-item span,
.source-health-item small {
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.source-health-item code {
  grid-column: 1 / -1;
  white-space: normal;
  word-break: break-word;
  color: #991b1b;
  font-size: 12px;
}

.issue-section {
  margin-top: 30px;
}

.section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 12px;
}

.section-heading h3 {
  margin: 0;
  font-size: 20px;
}

.section-heading span {
  color: var(--muted);
  font-size: 13px;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(304px, 1fr));
  gap: 14px;
}

.article-card {
  display: flex;
  flex-direction: column;
  gap: 10px;
  min-height: 282px;
  padding: 17px;
  border: 1px solid var(--line);
  border-left-width: 5px;
  border-radius: 8px;
  background: var(--surface);
  box-shadow: var(--shadow-card);
  transition: transform 140ms ease, box-shadow 140ms ease, border-color 140ms ease;
}

.article-card:hover {
  transform: translateY(-2px);
  border-color: var(--line-strong);
  box-shadow: var(--shadow-soft);
}

.article-card--critical {
  border-left-color: var(--critical);
}

.article-card--high {
  border-left-color: var(--high);
}

.article-card--medium {
  border-left-color: var(--medium);
}

.article-card--watch {
  border-left-color: var(--watch);
}

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

.source-name {
  overflow: hidden;
  min-width: 0;
  color: #475569;
  font-weight: 800;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.region-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.region-tag {
  border-radius: 999px;
  padding: 4px 8px;
  background: #eef2ff;
  color: #3730a3;
  font-size: 12px;
  font-weight: 800;
}

.region-tag--us {
  background: #e8f0ff;
  color: #1d4ed8;
}

.region-tag--europe {
  background: #f0fdf4;
  color: #166534;
}

.region-tag--asia {
  background: #fff7ed;
  color: #9a3412;
}

.region-tag--global {
  background: #f1f5f9;
  color: #475569;
}

.priority-pill {
  flex: 0 0 auto;
  border-radius: 999px;
  padding: 5px 9px;
  color: white;
  font-weight: 800;
  box-shadow: 0 4px 10px rgba(15, 23, 42, 0.1);
}

.article-card h4 {
  margin: 2px 0 0;
  font-size: 18px;
  line-height: 1.36;
}

.article-card p {
  margin: 0;
  color: #334155;
  font-size: 14px;
  line-height: 1.55;
}

.article-card .priority-reason {
  color: #475569;
  font-size: 13px;
  font-weight: 700;
  padding: 9px 10px;
  border-radius: 8px;
  background: var(--surface-soft);
}

.tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 2px;
}

.tags span {
  border-radius: 999px;
  background: #e8f2ef;
  color: #14534d;
  padding: 4px 8px;
  font-size: 12px;
  font-weight: 700;
}

.source-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  width: fit-content;
  margin-top: auto;
  color: var(--blue);
  font-size: 13px;
  font-weight: 800;
  text-decoration: none;
}

.source-link:hover {
  text-decoration: underline;
}

.source-link--muted {
  color: var(--muted);
  cursor: default;
}

.source-link--muted:hover {
  text-decoration: none;
}

.empty-state {
  display: grid;
  place-items: center;
  min-height: calc(100vh - 80px);
  text-align: center;
}

.empty-state svg {
  width: 52px;
  height: 52px;
  color: var(--accent);
  margin-bottom: 18px;
}

@media (max-width: 860px) {
  .app-shell {
    grid-template-columns: 1fr;
  }

  .history-rail {
    position: static;
    height: auto;
    border-right: 0;
    border-bottom: 1px solid var(--line);
  }

  .issue-header {
    align-items: stretch;
    flex-direction: column;
  }

  .priority-radar__header {
    flex-direction: column;
  }

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

  .priority-topline__item {
    grid-template-columns: 1fr;
  }

  .priority-topline__item span {
    white-space: normal;
  }

  .send-action {
    width: 100%;
  }

  .warning-summary {
    align-items: flex-start;
    flex-wrap: wrap;
  }

  .warning-copy {
    flex-basis: calc(100% - 46px);
  }

  .warning-details {
    padding-left: 14px;
  }

  .warning-log-heading {
    align-items: flex-start;
    flex-direction: column;
  }

  .settings-panel__header {
    flex-direction: column;
  }

  .settings-form {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 520px) {
  .issue-workspace {
    padding-inline: 16px;
  }

  .issue-header h2,
  .empty-state h2 {
    font-size: 26px;
  }

  .metric-grid {
    grid-template-columns: 1fr;
  }

  .article-grid {
    grid-template-columns: 1fr;
  }
}

/* Language Toggle */
html.lang-en-active .lang-ko {
  display: none !important;
}

html:not(.lang-en-active) .lang-en {
  display: none !important;
}

/* Language Toggle button */
.lang-toggle-action {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 16px;
  border: 1px solid var(--line-strong);
  border-radius: 8px;
  background: white;
  color: var(--ink);
  cursor: pointer;
  font-weight: 700;
  box-shadow: 0 2px 4px rgba(15, 23, 42, 0.04);
}
.lang-toggle-action:hover {
  background: var(--surface-soft);
}
.lang-toggle-action svg {
  width: 18px;
  height: 18px;
}
/* Force display */
html.lang-en-active .lang-en {
  display: inline !important;
}
html:not(.lang-en-active) .lang-ko {
  display: inline !important;
}

/* Admin-only controls (Hidden by default for public visitors) */
[data-admin-only] {
  display: none !important;
}

body.admin-mode [data-admin-only] {
  display: block !important;
}

body.admin-mode button[data-admin-only].view-tab {
  display: inline-flex !important;
}

body.admin-mode .header-actions [data-admin-only] {
  display: flex !important;
}

.brand-mark {
  cursor: pointer;
  user-select: none;
}

/* Google AdSense containers */
.ad-banner-wrapper {
  margin: 28px 0;
  padding: 12px;
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 12px;
  text-align: center;
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.ad-label {
  display: block;
  font-size: 11px;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 8px;
}