:root {
  --bg-0: #0f1419;
  --bg-1: #121a22;
  --bg-2: #0e1218;
  --surface: rgba(22, 30, 40, 0.85);
  --surface-strong: rgba(18, 26, 34, 0.92);
  --surface-soft: rgba(16, 22, 30, 0.6);
  --border: rgba(100, 130, 160, 0.18);
  --border-strong: rgba(100, 130, 160, 0.32);
  --text: #e6edf3;
  --text-strong: #f0f4f8;
  --text-soft: #c5d4e0;
  --muted: #8b9cb3;
  --muted-2: #7a8fa3;
  --accent: #6ea8fe;
  --accent-2: #4d92ff;
  --warn: #ffc857;
  --good: #6bd97f;
  --bad: #ff8a8a;
  --shadow: 0 4px 24px rgba(0, 0, 0, 0.25);
  --radius: 12px;
  --radius-sm: 8px;
  --space: 0.85rem;
  --max-width: 1100px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
}

body {
  background: linear-gradient(165deg, var(--bg-0) 0%, var(--bg-1) 45%, var(--bg-2) 100%);
  color: var(--text);
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue",
    Arial, "Noto Sans", "Noto Naskh Arabic", sans-serif;
  font-size: 16px;
  line-height: 1.5;
  min-height: 100vh;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a {
  color: var(--accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

h1,
h2,
h3 {
  color: var(--text-strong);
  font-weight: 600;
  letter-spacing: -0.02em;
  margin: 0;
}

/* Header */
.dc-header {
  padding: 2rem 1.25rem 1rem 1.25rem;
}

.dc-header-inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.dc-header h1 {
  font-size: 2rem;
  margin-bottom: 0.25rem;
}

.dc-tagline {
  color: var(--muted);
  margin: 0;
  font-size: 0.95rem;
}

/* Layout */
.dc-main {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem 3rem 1.25rem;
}

.dc-panel,
.dc-metrics,
.dc-export-panel,
.dc-lemma-panel {
  background: var(--surface-strong);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 1rem 1.1rem;
  margin: 1rem 0;
  box-shadow: var(--shadow);
}

/* Search */
.dc-search-row {
  margin-bottom: 0.7rem;
}

#search-input {
  width: 100%;
  padding: 0.85rem 1rem;
  font-size: 1rem;
  color: var(--text);
  background: rgba(11, 16, 22, 0.85);
  border: 1px solid var(--border-strong);
  border-radius: var(--radius-sm);
  outline: none;
  transition: border-color 0.15s ease;
}

#search-input:focus {
  border-color: var(--accent);
}

.dc-filters {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 0.5rem;
}

.dc-filters input,
.dc-filters select {
  padding: 0.55rem 0.7rem;
  font-size: 0.92rem;
  color: var(--text);
  background: rgba(11, 16, 22, 0.85);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  outline: none;
}

.dc-filters select {
  cursor: pointer;
}

.dc-filters input:focus,
.dc-filters select:focus {
  border-color: var(--accent);
}

@media (max-width: 720px) {
  .dc-filters {
    grid-template-columns: 1fr 1fr;
  }
}

.dc-known-tags {
  margin-top: 0.7rem;
}

.dc-known-tags summary {
  cursor: pointer;
  color: var(--muted);
  font-size: 0.85rem;
  user-select: none;
}

.dc-known-tags summary:hover {
  color: var(--text-soft);
}

#known-tags {
  margin: 0.5rem 0 0 0;
  font-size: 0.85rem;
  line-height: 1.5;
}

/* Status */
.dc-status {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--surface-soft);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.75rem 1rem;
  margin: 1rem 0;
  font-size: 0.92rem;
  color: var(--text-soft);
}

.dc-status.dc-status-error {
  border-color: rgba(255, 138, 138, 0.4);
  background: rgba(60, 20, 20, 0.45);
  color: var(--bad);
}

.dc-status.dc-status-info {
  border-color: rgba(110, 168, 254, 0.35);
  background: rgba(20, 32, 52, 0.6);
}

.dc-status.dc-status-warn {
  border-color: rgba(255, 200, 87, 0.4);
  background: rgba(60, 48, 18, 0.45);
  color: var(--warn);
}

.dc-spinner {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  border: 2px solid rgba(110, 168, 254, 0.25);
  border-top-color: var(--accent);
  animation: dc-spin 0.9s linear infinite;
}

@keyframes dc-spin {
  to {
    transform: rotate(360deg);
  }
}

/* Metrics */
.dc-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr 2fr;
  gap: 0.75rem;
  padding: 0.85rem 1rem;
}

@media (max-width: 720px) {
  .dc-metrics {
    grid-template-columns: 1fr 1fr;
  }
  .dc-metric-wide {
    grid-column: 1 / -1;
  }
}

.dc-metric {
  padding: 0.4rem 0.55rem;
}

.dc-metric-label {
  font-size: 0.75rem;
  color: var(--muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.dc-metric-value {
  font-size: 1.6rem;
  font-weight: 600;
  color: var(--text-strong);
  margin-top: 0.15rem;
}

.dc-metric-value-small {
  font-size: 0.95rem;
  margin-top: 0.15rem;
  color: var(--text-soft);
}

/* Results */
.dc-section-h {
  font-size: 1.05rem;
  font-weight: 600;
  color: #dce8f3;
  margin: 1.25rem 0 0.6rem 0;
  padding-bottom: 0.35rem;
  border-bottom: 1px solid var(--border-strong);
}

.dc-result-list {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
}

.dc-result {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
}

.dc-result-summary {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.5rem;
  padding: 0.75rem 1rem;
  background: transparent;
  border: none;
  color: var(--text-strong);
  font-size: 0.98rem;
  text-align: left;
  cursor: pointer;
}

.dc-result-summary:hover {
  background: rgba(255, 255, 255, 0.02);
}

.dc-result-summary .dc-result-title {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.dc-chev {
  color: var(--muted);
  transition: transform 0.15s ease;
}

.dc-result[open] .dc-chev {
  transform: rotate(90deg);
}

.dc-result-body {
  padding: 0.25rem 1rem 1rem 1rem;
  display: none;
}

.dc-result[open] .dc-result-body {
  display: block;
}

.dc-card {
  background: rgba(14, 20, 28, 0.55);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  padding: 0.85rem 1rem 1rem 1rem;
  margin-bottom: 0.7rem;
}

.dc-line-en {
  font-size: 1.05rem;
  color: var(--text-strong);
  line-height: 1.45;
}

.dc-line-ar {
  font-size: 1.2rem;
  color: #e8f4ff;
  line-height: 1.65;
  direction: rtl;
  text-align: right;
  margin-top: 0.3rem;
  font-family:
    "Noto Naskh Arabic", "Amiri", "Scheherazade", "Segoe UI", system-ui,
    serif;
}

.dc-line-lat {
  font-size: 0.98rem;
  color: var(--text-soft);
  line-height: 1.4;
  font-style: italic;
  margin-top: 0.3rem;
}

.dc-meta {
  font-size: 0.75rem;
  color: var(--muted-2);
  margin-top: 0.55rem;
}

mark.dc-hl {
  background: rgba(255, 200, 87, 0.35);
  color: inherit;
  padding: 0 0.12em;
  border-radius: 3px;
}

/* Token chips */
.dc-tokens-wrap {
  margin: 0.4rem 0 0.85rem 0;
}

.dc-tokens-label {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.35rem;
}

.dc-tokens {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  direction: rtl;
}

.dc-token-btn {
  padding: 0.3rem 0.6rem;
  font-size: 1rem;
  background: rgba(110, 168, 254, 0.07);
  border: 1px solid rgba(110, 168, 254, 0.18);
  color: #e8f4ff;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition:
    background 0.15s ease,
    border-color 0.15s ease;
  font-family:
    "Noto Naskh Arabic", "Amiri", "Scheherazade", "Segoe UI", system-ui,
    serif;
}

.dc-token-btn:hover {
  background: rgba(110, 168, 254, 0.15);
  border-color: rgba(110, 168, 254, 0.4);
}

.dc-token-btn.is-active {
  background: rgba(110, 168, 254, 0.22);
  border-color: var(--accent);
}

.dc-token-btn.is-no-lemma {
  opacity: 0.75;
}

/* Audio player */
.dc-audio {
  margin: 0.35rem 0 0.85rem 0;
}

.dc-audio-label {
  font-size: 0.8rem;
  color: var(--muted);
  margin-bottom: 0.3rem;
}

.dc-audio audio {
  width: 100%;
  border-radius: var(--radius-sm);
}

.dc-audio-options {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.4rem;
  margin-top: 0.4rem;
}

@media (max-width: 480px) {
  .dc-audio-options {
    grid-template-columns: 1fr;
  }
}

.dc-audio-options select {
  padding: 0.4rem 0.55rem;
  font-size: 0.85rem;
  color: var(--text);
  background: rgba(11, 16, 22, 0.85);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  outline: none;
}

.dc-audio-options select:focus {
  border-color: var(--accent);
}

.dc-audio-status {
  font-size: 0.78rem;
  color: var(--muted);
  margin-top: 0.25rem;
  min-height: 1em;
}

/* Tags editor */
.dc-tags-row {
  display: flex;
  gap: 0.4rem;
  align-items: center;
  margin: 0.4rem 0 0.4rem 0;
}

.dc-tags-row label {
  font-size: 0.85rem;
  color: var(--muted);
}

.dc-tags-row input {
  flex: 1;
  padding: 0.4rem 0.6rem;
  font-size: 0.9rem;
  color: var(--text);
  background: rgba(11, 16, 22, 0.85);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  outline: none;
}

.dc-tags-row input:focus {
  border-color: var(--accent);
}

/* Buttons */
.dc-btn {
  padding: 0.45rem 0.85rem;
  font-size: 0.9rem;
  font-weight: 500;
  color: #0d1620;
  background: linear-gradient(180deg, #cfe1ff 0%, #a9c9ff 100%);
  border: 1px solid #8bb5ff;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition:
    transform 0.05s ease,
    background 0.15s ease,
    border-color 0.15s ease;
}

.dc-btn:hover {
  background: linear-gradient(180deg, #dde9ff 0%, #b9d3ff 100%);
}

.dc-btn:active {
  transform: translateY(1px);
}

.dc-btn-ghost {
  color: var(--text-soft);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-strong);
}

.dc-btn-ghost:hover {
  background: rgba(255, 255, 255, 0.07);
  color: var(--text-strong);
}

.dc-btn[disabled],
.dc-btn[aria-busy="true"] {
  opacity: 0.55;
  cursor: not-allowed;
}

.dc-row-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-top: 0.4rem;
}

.dc-more-wrap {
  margin: 0.6rem 0;
  display: flex;
  justify-content: center;
}

/* Lemma panel */
.dc-lemma-panel h3 {
  font-size: 1.1rem;
  margin-bottom: 0.3rem;
}

.dc-lemma-panel h4 {
  font-size: 0.95rem;
  margin: 0.9rem 0 0.4rem 0;
  color: var(--text-soft);
}

.dc-kv {
  display: grid;
  grid-template-columns: 130px 1fr;
  gap: 0.25rem 0.7rem;
  font-size: 0.95rem;
  margin: 0.5rem 0;
}

.dc-kv dt {
  color: var(--muted);
}

.dc-kv dd {
  margin: 0;
  color: var(--text);
}

.dc-kv dd.dc-arab {
  direction: rtl;
  text-align: right;
}

.dc-table-wrap {
  overflow-x: auto;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  background: var(--surface-soft);
}

.dc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}

.dc-table th,
.dc-table td {
  padding: 0.45rem 0.6rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
}

.dc-table th {
  background: rgba(255, 255, 255, 0.03);
  color: var(--text-soft);
  font-weight: 600;
}

.dc-table td.dc-arab,
.dc-table th.dc-arab {
  direction: rtl;
  text-align: right;
}

.dc-table tr:last-child td {
  border-bottom: none;
}

.dc-lemma-close {
  float: right;
  background: transparent;
  border: none;
  color: var(--muted);
  font-size: 1.4rem;
  line-height: 1;
  cursor: pointer;
  padding: 0;
}

.dc-lemma-close:hover {
  color: var(--text-strong);
}

/* Export panel */
.dc-export-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 0.5rem 0 0.25rem 0;
}

.dc-overlay-details {
  margin-top: 0.85rem;
}

.dc-overlay-details summary {
  cursor: pointer;
  user-select: none;
  color: var(--text-soft);
  font-size: 0.92rem;
}

.dc-overlay-details summary:hover {
  color: var(--text-strong);
}

.dc-muted {
  color: var(--muted);
  font-size: 0.85rem;
}

code {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 0 0.3em;
  font-size: 0.85em;
}

/* Footer */
.dc-footer {
  text-align: center;
  padding: 1.5rem 1.25rem 2rem 1.25rem;
}