/* ============================================================
   SEO Keyword Clusters — стили инструмента
   Вписывается в тему Super SEO (тёмный фон, акцент #00e5a0)
   ============================================================ */

.seoc-wrap {
  --c-bg:      #10101a;
  --c-bg2:     #16162a;
  --c-surface: #1c1c30;
  --c-border:  #2a2a42;
  --c-accent:  #00e5a0;
  --c-accent2: #5b5bff;
  --c-red:     #ff4d6d;
  --c-text:    #e8e8f0;
  --c-muted:   #7070a0;
  --c-dim:     #4a4a70;
  --c-mono:    'Space Mono', 'Courier New', monospace;
  --c-sans:    'DM Sans', system-ui, sans-serif;
  --radius:    8px;
  --radius-lg: 14px;

  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  font-family: var(--c-sans);
  font-size: 15px;
  color: var(--c-text);
  line-height: 1.6;
}

/* ── Шапка ───────────────────────────────────────────────── */
.seoc-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  padding: 28px 28px 24px;
  background: var(--c-bg2);
  border-bottom: 1px solid var(--c-border);
  flex-wrap: wrap;
}

.seoc-label {
  display: block;
  font-family: var(--c-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-accent);
  margin-bottom: 8px;
}

.seoc-title {
  font-size: clamp(18px, 2.5vw, 26px);
  font-weight: 700;
  color: var(--c-text);
  margin: 0 0 8px;
  letter-spacing: -0.02em;
  line-height: 1.2;
}

.seoc-desc {
  font-size: 13px;
  color: var(--c-muted);
  margin: 0;
  max-width: 520px;
  line-height: 1.6;
}

.seoc-badges {
  display: flex;
  flex-direction: column;
  gap: 6px;
  align-items: flex-end;
  flex-shrink: 0;
}

.seoc-badge {
  font-family: var(--c-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  padding: 4px 12px;
  background: rgba(0,229,160,0.08);
  border: 1px solid rgba(0,229,160,0.2);
  border-radius: 100px;
  color: var(--c-accent);
}

/* ── Форма ───────────────────────────────────────────────── */
.seoc-form-wrap {
  padding: 24px 28px;
  border-bottom: 1px solid var(--c-border);
}

.seoc-form-grid {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 24px;
  align-items: start;
}

/* Поле ввода */
.seoc-field { margin-bottom: 16px; }
.seoc-field:last-child { margin-bottom: 0; }

.seoc-field-label {
  display: flex;
  align-items: baseline;
  gap: 8px;
  font-family: var(--c-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-muted);
  margin-bottom: 8px;
}

.seoc-field-hint {
  font-size: 9px;
  color: var(--c-dim);
  text-transform: none;
  letter-spacing: 0;
}

.seoc-textarea {
  width: 100%;
  background: var(--c-bg2);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 12px 14px;
  color: var(--c-text);
  font-family: var(--c-mono);
  font-size: 12px;
  line-height: 1.7;
  resize: vertical;
  transition: border-color 0.2s;
  box-sizing: border-box;
}

.seoc-textarea:focus {
  outline: none;
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px rgba(0,229,160,0.08);
}

.seoc-textarea--sm { font-size: 11px; }

.seoc-textarea-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-top: 6px;
}

.seoc-count {
  font-family: var(--c-mono);
  font-size: 10px;
  color: var(--c-dim);
}

.seoc-btn-clear-ta {
  font-family: var(--c-mono);
  font-size: 10px;
  color: var(--c-dim);
  background: none;
  border: none;
  cursor: pointer;
  padding: 2px 6px;
  transition: color 0.2s;
}
.seoc-btn-clear-ta:hover { color: var(--c-red); }

/* Drag & drop */
.seoc-drop {
  border: 1.5px dashed var(--c-border);
  border-radius: var(--radius);
  padding: 16px;
  text-align: center;
  color: var(--c-dim);
  font-size: 13px;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
}

.seoc-drop:hover,
.seoc-drop.drag-over {
  border-color: var(--c-accent);
  background: rgba(0,229,160,0.04);
  color: var(--c-accent);
}

.seoc-drop svg { color: var(--c-dim); transition: color 0.2s; }
.seoc-drop:hover svg { color: var(--c-accent); }

.seoc-drop-sub { font-size: 11px; color: var(--c-dim); }

.seoc-file-label {
  color: var(--c-accent);
  cursor: pointer;
  text-decoration: underline;
  text-underline-offset: 2px;
}

/* Правая колонка — настройки */
.seoc-settings-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 20px;
}

.seoc-settings-title {
  font-family: var(--c-mono);
  font-size: 10px;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--c-dim);
  margin-bottom: 18px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--c-border);
}

/* Number input */
.seoc-number-wrap {
  display: flex;
  align-items: center;
  gap: 8px;
}

.seoc-num-btn {
  width: 32px;
  height: 32px;
  background: var(--c-bg2);
  border: 1px solid var(--c-border);
  border-radius: 6px;
  color: var(--c-text);
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s, color 0.2s;
}
.seoc-num-btn:hover { border-color: var(--c-accent); color: var(--c-accent); }

.seoc-number-input {
  width: 64px;
  text-align: center;
  background: var(--c-bg2);
  border: 1px solid var(--c-border);
  border-radius: 6px;
  color: var(--c-text);
  font-family: var(--c-mono);
  font-size: 15px;
  padding: 6px 8px;
}
.seoc-number-input:focus { outline: none; border-color: var(--c-accent); }

/* Кнопка запуска */
.seoc-btn-run {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 13px 20px;
  background: var(--c-accent);
  color: #0a0a0f;
  border: none;
  border-radius: var(--radius);
  font-family: var(--c-mono);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: opacity 0.2s, transform 0.2s;
  margin-top: 20px;
}
.seoc-btn-run:hover { opacity: 0.88; transform: translateY(-1px); }
.seoc-btn-run:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

/* Прогресс-бар */
.seoc-progress { margin-top: 14px; }

.seoc-progress-bar {
  height: 4px;
  background: var(--c-border);
  border-radius: 2px;
  overflow: hidden;
  margin-bottom: 8px;
}

.seoc-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--c-accent), var(--c-accent2));
  border-radius: 2px;
  width: 0%;
  transition: width 0.3s;
  animation: seoc-progress-anim 1.2s ease infinite;
}

@keyframes seoc-progress-anim {
  0%   { width: 10%; margin-left: 0; }
  50%  { width: 60%; margin-left: 20%; }
  100% { width: 10%; margin-left: 90%; }
}

.seoc-progress-label {
  font-family: var(--c-mono);
  font-size: 11px;
  color: var(--c-muted);
  display: block;
  text-align: center;
}

/* Примеры */
.seoc-examples {
  margin-top: 14px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  padding: 16px 20px;
}

.seoc-examples-title {
  font-family: var(--c-mono);
  font-size: 10px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--c-dim);
  margin-bottom: 12px;
}

.seoc-example-btn {
  display: block;
  width: 100%;
  text-align: left;
  background: var(--c-bg2);
  border: 1px solid var(--c-border);
  border-radius: 6px;
  padding: 8px 12px;
  color: var(--c-muted);
  font-size: 12px;
  cursor: pointer;
  margin-bottom: 7px;
  transition: border-color 0.2s, color 0.2s;
}
.seoc-example-btn:last-child { margin-bottom: 0; }
.seoc-example-btn:hover { border-color: var(--c-accent); color: var(--c-accent); }

/* ── Результаты ──────────────────────────────────────────── */
.seoc-results { padding: 24px 28px; }

/* Сводка */
.seoc-summary {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.seoc-summary-stat {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  padding: 16px 18px;
  text-align: center;
}

.seoc-stat-num {
  display: block;
  font-size: 28px;
  font-weight: 700;
  color: var(--c-accent);
  line-height: 1;
  margin-bottom: 6px;
  font-family: var(--c-sans);
  letter-spacing: -0.02em;
}

.seoc-stat-label {
  font-family: var(--c-mono);
  font-size: 9px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-dim);
}

/* Кнопки действий */
.seoc-result-actions {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.seoc-btn-export {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  padding: 8px 16px;
  background: rgba(0,229,160,0.08);
  border: 1px solid rgba(0,229,160,0.25);
  border-radius: 6px;
  color: var(--c-accent);
  font-family: var(--c-mono);
  font-size: 11px;
  letter-spacing: 0.04em;
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s;
}
.seoc-btn-export:hover { background: rgba(0,229,160,0.15); }

.seoc-view-toggle {
  display: flex;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 6px;
  overflow: hidden;
}

.seoc-view-btn {
  padding: 7px 14px;
  background: none;
  border: none;
  color: var(--c-muted);
  font-family: var(--c-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  cursor: pointer;
  transition: background 0.15s, color 0.15s;
  border-right: 1px solid var(--c-border);
}
.seoc-view-btn:last-child { border-right: none; }
.seoc-view-btn:hover { background: rgba(255,255,255,0.04); color: var(--c-text); }
.seoc-view-btn.active { background: var(--c-accent); color: #0a0a0f; font-weight: 700; }

.seoc-result-search {
  display: flex;
  align-items: center;
  gap: 7px;
  padding: 7px 14px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 6px;
  margin-left: auto;
  transition: border-color 0.2s;
}
.seoc-result-search:focus-within { border-color: var(--c-accent); }
.seoc-result-search input {
  background: none;
  border: none;
  outline: none;
  color: var(--c-text);
  font-family: var(--c-mono);
  font-size: 11px;
  width: 160px;
}
.seoc-result-search input::placeholder { color: var(--c-dim); }
.seoc-result-search svg { color: var(--c-dim); flex-shrink: 0; }

/* ── Таблица ─────────────────────────────────────────────── */
.seoc-table-wrap {
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
  overflow: auto;
  max-height: 560px;
}

.seoc-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}

.seoc-table thead {
  position: sticky;
  top: 0;
  z-index: 2;
}

.seoc-table th {
  background: var(--c-surface);
  padding: 10px 14px;
  text-align: left;
  font-family: var(--c-mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--c-dim);
  border-bottom: 1px solid var(--c-border);
  white-space: nowrap;
}

.seoc-table td {
  padding: 9px 14px;
  border-bottom: 1px solid rgba(42,42,66,0.5);
  color: var(--c-text);
  vertical-align: middle;
}

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

/* Чередование цветов по кластерам */
.seoc-table tr[data-color="0"] td { background: rgba(0,229,160,0.03); }
.seoc-table tr[data-color="1"] td { background: rgba(91,91,255,0.03); }
.seoc-table tr[data-color="2"] td { background: rgba(255,77,109,0.03); }
.seoc-table tr[data-color="3"] td { background: rgba(249,168,37,0.03); }
.seoc-table tr[data-color="4"] td { background: rgba(41,182,246,0.03); }
.seoc-table tr[data-color="5"] td { background: rgba(156,39,176,0.03); }

.seoc-table .td-num {
  font-family: var(--c-mono);
  font-size: 11px;
  color: var(--c-dim);
  width: 40px;
}

.seoc-cluster-chip {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 100px;
  font-family: var(--c-mono);
  font-size: 10px;
  letter-spacing: 0.06em;
  font-weight: 700;
  white-space: nowrap;
}

.seoc-table .td-count {
  font-family: var(--c-mono);
  font-size: 11px;
  color: var(--c-muted);
  text-align: center;
}

/* ── Карточки кластеров ──────────────────────────────────── */
.seoc-cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}

.seoc-cluster-card {
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: border-color 0.2s;
}
.seoc-cluster-card:hover { border-color: rgba(255,255,255,0.12); }

.seoc-cluster-card-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  border-bottom: 1px solid var(--c-border);
  background: var(--c-bg2);
}

.seoc-cluster-card-name {
  font-weight: 700;
  font-size: 15px;
  color: var(--c-text);
  text-transform: capitalize;
}

.seoc-cluster-card-size {
  font-family: var(--c-mono);
  font-size: 11px;
  padding: 3px 10px;
  border-radius: 100px;
  background: rgba(0,229,160,0.1);
  color: var(--c-accent);
  border: 1px solid rgba(0,229,160,0.2);
}

.seoc-cluster-card-kws {
  padding: 12px 16px;
  list-style: none;
  margin: 0;
  max-height: 200px;
  overflow-y: auto;
}

.seoc-cluster-card-kws li {
  font-size: 12px;
  color: var(--c-muted);
  padding: 4px 0;
  border-bottom: 1px solid rgba(42,42,66,0.4);
  display: flex;
  align-items: center;
  gap: 8px;
}
.seoc-cluster-card-kws li:last-child { border-bottom: none; }
.seoc-cluster-card-kws li::before {
  content: '';
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--c-accent);
  opacity: 0.5;
  flex-shrink: 0;
}

/* ── Топ-10 ──────────────────────────────────────────────── */
.seoc-top10 { display: flex; flex-direction: column; gap: 10px; }

.seoc-top10-item {
  display: grid;
  grid-template-columns: 24px 1fr auto;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: var(--radius);
}

.seoc-top10-rank {
  font-family: var(--c-mono);
  font-size: 12px;
  color: var(--c-dim);
  text-align: center;
}

.seoc-top10-name {
  font-size: 15px;
  font-weight: 500;
  text-transform: capitalize;
}

.seoc-top10-bar-wrap {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 5px;
}

.seoc-top10-bar {
  height: 4px;
  background: var(--c-border);
  border-radius: 2px;
  flex: 1;
  overflow: hidden;
}

.seoc-top10-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--c-accent), var(--c-accent2));
  border-radius: 2px;
  transition: width 0.6s cubic-bezier(0.16,1,0.3,1);
}

.seoc-top10-count {
  font-family: var(--c-mono);
  font-size: 13px;
  font-weight: 700;
  color: var(--c-accent);
  white-space: nowrap;
}

/* ── Ошибка ──────────────────────────────────────────────── */
.seoc-error {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 16px 20px;
  margin: 16px 28px;
  background: rgba(255,77,109,0.08);
  border: 1px solid rgba(255,77,109,0.25);
  border-radius: var(--radius);
  color: #ff4d6d;
  font-size: 14px;
}

/* ── Highlight совпадений поиска ────────────────────────── */
.seoc-hl { background: rgba(0,229,160,0.25); border-radius: 2px; }

/* ── Адаптив ─────────────────────────────────────────────── */
@media (max-width: 900px) {
  .seoc-form-grid { grid-template-columns: 1fr; }
  .seoc-summary   { grid-template-columns: repeat(2, 1fr); }
  .seoc-badges    { align-items: flex-start; }
}

@media (max-width: 600px) {
  .seoc-header, .seoc-form-wrap, .seoc-results { padding-left: 16px; padding-right: 16px; }
  .seoc-summary   { grid-template-columns: 1fr 1fr; }
  .seoc-result-actions { flex-direction: column; align-items: flex-start; }
  .seoc-result-search { margin-left: 0; width: 100%; }
  .seoc-result-search input { width: 100%; }
}