:root {
  color-scheme: dark;
  --bg: #091116;
  --bg-accent: radial-gradient(circle at top left, rgba(89, 210, 166, 0.22), transparent 38%),
    radial-gradient(circle at top right, rgba(255, 184, 77, 0.16), transparent 26%);
  --surface: rgba(15, 29, 36, 0.88);
  --surface-strong: #13242c;
  --surface-soft: #18313a;
  --stroke: rgba(196, 225, 217, 0.12);
  --text: #eff7f3;
  --text-dim: #9fb5ad;
  --accent: #59d2a6;
  --accent-strong: #1e6f56;
  --warning: #ffb84d;
  --danger: #ff7968;
  --shadow: 0 30px 60px rgba(0, 0, 0, 0.35);
  --radius-xl: 28px;
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-pill: 999px;
  --font-ui: "Bahnschrift", "Segoe UI", "Noto Sans KR", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
}

body {
  background: var(--bg);
  background-image: var(--bg-accent);
  color: var(--text);
  font-family: var(--font-ui);
}

button,
input,
select {
  font: inherit;
}

option {
  color: #0d161b;
  background: #f3f6f4;
}

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

.topbar {
  position: sticky;
  top: 0;
  z-index: 20;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 24px;
  align-items: center;
  padding: 18px 32px;
  background: rgba(9, 17, 22, 0.78);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--stroke);
}

.brand {
  display: flex;
  align-items: center;
  gap: 14px;
  color: inherit;
  text-decoration: none;
}

.brand-mark {
  display: block;
  width: 58px;
  height: 58px;
  border-radius: 18px;
  object-fit: cover;
  background: #ffffff;
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.24);
}

.brand h1,
.hero-copy h2,
.panel-heading h3,
.results-toolbar h3,
.summary-card h3 {
  margin: 0;
}

.eyebrow {
  margin: 0 0 6px;
  color: var(--text-dim);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

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

.topnav button,
.nav-link,
.ghost-button,
.mode-tab,
.badge {
  border: 1px solid var(--stroke);
  background: rgba(255, 255, 255, 0.02);
  color: var(--text);
  border-radius: var(--radius-pill);
}

.topnav button,
.nav-link,
.ghost-button {
  padding: 10px 14px;
  cursor: pointer;
}

.topnav button.active,
.nav-link:hover,
.mode-tab.active,
.badge-accent,
.primary-button {
  background: linear-gradient(135deg, var(--accent), #3ab6d6);
  color: #03120d;
  border-color: transparent;
}

.nav-link {
  display: inline-flex;
  align-items: center;
  text-decoration: none;
}

.top-actions {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: flex-end;
  align-items: center;
}

.locale-switcher {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  min-height: 42px;
  padding: 0 12px;
  border: 1px solid var(--stroke);
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.02);
}

.locale-label {
  color: var(--text-dim);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.locale-select {
  min-width: 58px;
  padding: 8px 4px;
  border: 0;
  background: transparent;
  color: var(--text);
  cursor: pointer;
}

.locale-select:focus {
  outline: none;
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.page {
  display: grid;
  gap: 24px;
  max-width: 1520px;
  margin: 0 auto;
  padding: 28px;
}

.hero-card,
.panel-card,
.table-card,
.detail-card,
.summary-card {
  background: var(--surface);
  border: 1px solid var(--stroke);
  box-shadow: var(--shadow);
  border-radius: var(--radius-xl);
}

.hero-card {
  display: grid;
  grid-template-columns: 1.6fr 1fr;
  gap: 24px;
  padding: 28px;
}

.hero-description {
  max-width: 62ch;
  color: var(--text-dim);
  line-height: 1.6;
}

.hero-badges,
.meta-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  font-size: 13px;
}

.hero-stats {
  display: grid;
  gap: 12px;
}

.usage-card {
  padding: 16px 18px;
  border-radius: var(--radius-lg);
  background: var(--surface-strong);
  border: 1px solid var(--stroke);
}

.usage-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}

.usage-progress {
  margin-top: 12px;
  height: 10px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.usage-progress > span {
  display: block;
  height: 100%;
  border-radius: inherit;
  background: linear-gradient(90deg, var(--accent), var(--warning));
}

.workbench {
  display: grid;
  grid-template-columns: 360px minmax(0, 1fr);
  gap: 20px;
}

.control-panel,
.results-panel {
  display: grid;
  gap: 20px;
  align-content: start;
}

.panel-card,
.detail-card,
.table-card,
.summary-card {
  padding: 22px;
}

.mode-tabs {
  display: grid;
  gap: 10px;
}

.mode-tab {
  padding: 12px 14px;
  text-align: left;
  cursor: pointer;
}

.field,
.toggle-item {
  display: grid;
  gap: 8px;
  color: var(--text-dim);
}

.field input,
.field select {
  width: 100%;
  border-radius: 14px;
  border: 1px solid var(--stroke);
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.03);
  color: var(--text);
}

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

.form-card {
  display: grid;
  gap: 16px;
}

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

.toggle-item {
  grid-template-columns: auto 1fr;
  align-items: center;
  cursor: pointer;
}

.remember-toggle {
  align-items: start;
}

.remember-toggle .helper-copy {
  grid-column: 2 / -1;
}

.highlight-toggle {
  padding: 12px 14px;
  border-radius: 14px;
  background: rgba(89, 210, 166, 0.08);
  border: 1px solid rgba(89, 210, 166, 0.22);
}

.primary-button {
  padding: 14px 16px;
  border: 0;
  border-radius: 16px;
  font-weight: 700;
  cursor: pointer;
}

.stack-list {
  display: grid;
  gap: 12px;
}

.mini-form {
  display: grid;
  gap: 12px;
  margin-top: 16px;
  padding-top: 16px;
  border-top: 1px solid var(--stroke);
}

.compact-field span {
  font-size: 12px;
}

.compact-button {
  padding-block: 12px;
}

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

.helper-copy {
  font-size: 13px;
  line-height: 1.5;
}

.compact-grid {
  gap: 10px;
}

.stack-item {
  display: grid;
  gap: 8px;
  padding: 16px;
  border-radius: 18px;
  background: var(--surface-strong);
  border: 1px solid var(--stroke);
}

.stack-item-header {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
}

.stack-item p,
.stack-item h4 {
  margin: 0;
}

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

.history-button {
  display: grid;
  gap: 10px;
  width: 100%;
  padding: 15px 16px;
  border-radius: 18px;
  border: 1px solid var(--stroke);
  background: var(--surface-strong);
  color: var(--text);
  text-align: left;
  cursor: pointer;
  transition: border-color 160ms ease, background 160ms ease, transform 160ms ease;
}

.history-button:hover,
.history-button.active {
  border-color: rgba(89, 210, 166, 0.4);
  background: linear-gradient(180deg, rgba(89, 210, 166, 0.12), rgba(19, 36, 44, 0.96));
}

.history-button:hover {
  transform: translateY(-1px);
}

.history-button-top {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: flex-start;
}

.history-button-top strong {
  font-size: 15px;
}

.history-count,
.history-updated {
  color: var(--text-dim);
  font-size: 12px;
}

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

.history-chip {
  display: inline-flex;
  align-items: center;
  padding: 6px 10px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--stroke);
  color: var(--text-dim);
  font-size: 12px;
}

.muted {
  color: var(--text-dim);
}

.results-toolbar,
.results-grid {
  display: grid;
  gap: 18px;
}

.results-toolbar {
  grid-template-columns: minmax(0, 1fr) auto;
  align-items: start;
}

.results-toolbar-side {
  display: grid;
  gap: 12px;
  justify-items: end;
}

.results-grid {
  grid-template-columns: minmax(0, 1fr) 420px;
}

.table-scroll {
  overflow: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  min-width: 980px;
}

thead th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: rgba(19, 36, 44, 0.96);
  color: var(--text-dim);
  font-size: 12px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  white-space: nowrap;
}

th,
td {
  padding: 14px 12px;
  border-bottom: 1px solid var(--stroke);
  text-align: left;
  vertical-align: top;
}

tbody tr {
  cursor: pointer;
  transition: background 160ms ease;
}

tbody tr:hover,
tbody tr.active {
  background: rgba(89, 210, 166, 0.08);
}

.thumbnail {
  width: 92px;
  height: 58px;
  border-radius: 12px;
  object-fit: cover;
  background: #0e171c;
}

.col-thumb {
  width: 108px;
}

.col-title {
  min-width: 280px;
}

.col-channel {
  min-width: 180px;
}

.col-number,
.col-score {
  min-width: 96px;
}

.col-exposure {
  min-width: 148px;
}

.cell-title {
  min-width: 240px;
  white-space: normal;
}

.sort-button {
  display: inline-flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: 8px;
  padding: 0;
  border: 0;
  background: transparent;
  color: inherit;
  font: inherit;
  text-transform: inherit;
  letter-spacing: inherit;
  cursor: pointer;
}

.sort-button.active {
  color: var(--text);
}

.sort-label-group {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.header-help {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 999px;
  border: 1px solid var(--stroke);
  color: var(--text-dim);
  font-size: 11px;
  line-height: 1;
}

.sort-arrow {
  color: var(--accent);
  font-weight: 700;
}

.score-pill,
.status-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 58px;
  padding: 6px 10px;
  border-radius: var(--radius-pill);
  font-size: 12px;
  font-weight: 700;
}

.tone-great {
  background: rgba(89, 210, 166, 0.18);
  color: #96efca;
}

.tone-good {
  background: rgba(58, 182, 214, 0.18);
  color: #88d9ee;
}

.tone-normal {
  background: rgba(255, 184, 77, 0.14);
  color: #ffd493;
}

.tone-bad,
.status-paused,
.status-failed {
  background: rgba(255, 121, 104, 0.14);
  color: #ffb0a5;
}

.tone-worst {
  background: rgba(255, 121, 104, 0.2);
  color: #ffddd8;
}

.status-active {
  background: rgba(89, 210, 166, 0.18);
  color: #96efca;
}

.status-mock,
.status-mock-fallback {
  background: rgba(255, 184, 77, 0.16);
  color: #ffd493;
}

.status-live,
.status-live-user,
.status-hit,
.status-miss {
  background: rgba(58, 182, 214, 0.18);
  color: #88d9ee;
}

.stack-item-highlight {
  border-color: rgba(58, 182, 214, 0.35);
  background: linear-gradient(180deg, rgba(58, 182, 214, 0.12), rgba(19, 36, 44, 0.92));
}

.detail-card {
  min-height: 520px;
}

.detail-content {
  display: grid;
  gap: 16px;
  color: var(--text-dim);
  line-height: 1.6;
}

.detail-section {
  display: grid;
  gap: 12px;
}

.detail-cover {
  width: 100%;
  border-radius: 18px;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  background: #0c1519;
}

.detail-metrics,
.plan-grid,
.summary-grid {
  display: grid;
  gap: 16px;
}

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

.metric-card,
.plan-card {
  padding: 14px;
  border-radius: 18px;
  background: var(--surface-strong);
  border: 1px solid var(--stroke);
}

.score-breakdown {
  display: grid;
  gap: 12px;
}

.score-card {
  padding: 14px;
  border-radius: 18px;
  background: var(--surface-strong);
  border: 1px solid var(--stroke);
}

.score-row {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  align-items: center;
}

.score-track {
  margin: 10px 0 8px;
  height: 10px;
  border-radius: var(--radius-pill);
  background: rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.score-fill {
  display: block;
  height: 100%;
  border-radius: inherit;
}

.insight-list {
  margin: 0;
  padding-left: 18px;
  color: var(--text-dim);
  line-height: 1.7;
}

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

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

.pager-info {
  color: var(--text-dim);
  font-size: 13px;
}

.pager-button[disabled] {
  opacity: 0.5;
  cursor: not-allowed;
}

.secondary-action {
  text-decoration: none;
}

.compact-stack h4 {
  font-size: 14px;
}

.metric-card strong,
.plan-card strong {
  display: block;
  margin-top: 6px;
  font-size: 20px;
}

.summary-grid {
  grid-template-columns: minmax(0, 1.3fr) minmax(300px, 0.7fr);
}

.plan-grid {
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.plan-card.active {
  border-color: rgba(89, 210, 166, 0.44);
  background: linear-gradient(180deg, rgba(89, 210, 166, 0.16), rgba(19, 36, 44, 0.9));
}

.status-list {
  margin: 0;
  padding-left: 20px;
  color: var(--text-dim);
  line-height: 1.9;
}

.empty-cell {
  padding: 40px 20px;
  text-align: center;
  color: var(--text-dim);
}

@media (max-width: 1180px) {
  .hero-card,
  .workbench,
  .results-grid,
  .summary-grid {
    grid-template-columns: 1fr;
  }

  .results-toolbar {
    grid-template-columns: 1fr;
  }

  .results-toolbar-side {
    justify-items: start;
  }
}

@media (max-width: 780px) {
  .topbar {
    grid-template-columns: 1fr;
  }

  .page {
    padding: 18px;
  }

  .field-grid,
  .plan-grid,
  .detail-metrics {
    grid-template-columns: 1fr;
  }
}

a {
  color: inherit;
}

.hero-card-wide {
  grid-template-columns: 1fr;
}

.cta-row {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.page-grid {
  display: grid;
  grid-template-columns: 340px minmax(0, 1fr);
  gap: 20px;
}

.panel-stack {
  display: grid;
  gap: 20px;
  align-content: start;
}

.feature-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.summary-grid-single {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.compact-grid {
  gap: 10px;
}

.status-banner {
  padding: 16px 18px;
  border-radius: 18px;
  background: rgba(255, 184, 77, 0.14);
  border: 1px solid rgba(255, 184, 77, 0.24);
}

.status-banner strong,
.status-banner p {
  display: block;
  margin: 0;
}

.status-banner p {
  margin-top: 8px;
}

.status-banner-action {
  display: inline-flex;
  margin-top: 14px;
}

.table-card-wide {
  padding-top: 18px;
}

.table-hint {
  margin-bottom: 14px;
  color: var(--text-dim);
}

.media-cell {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.media-copy {
  display: grid;
  gap: 4px;
  min-width: 0;
}

.wrap-anywhere {
  overflow-wrap: anywhere;
  word-break: break-word;
}

.preserve-linebreaks {
  white-space: pre-line;
}

.description-text {
  line-height: 1.75;
}

.clamp-3 {
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.avatar-thumb {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  object-fit: cover;
  background: #0e171c;
}

.avatar-large {
  width: 84px;
  height: 84px;
}

.col-exposure {
  min-width: 180px;
}

.detail-layout {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 360px;
  gap: 20px;
}

@media (max-width: 1180px) {
  .page-grid,
  .feature-grid,
  .summary-grid-single,
  .detail-layout {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 780px) {
  .media-cell {
    flex-direction: column;
  }
}