/* ==========================================================================
   반도체 성장률 트래커 - 다크 네이비 + 시안 테크 테마
   ========================================================================== */

:root {
  --gt-bg-deep: #05070f;
  --gt-bg-primary: #0a0e1a;
  --gt-bg-secondary: #10182b;
  --gt-bg-tertiary: #17223d;
  --gt-border: #223353;
  --gt-border-soft: #1b2740;

  --gt-text-primary: #eaf2ff;
  --gt-text-secondary: #9db2d6;
  --gt-text-tertiary: #6a7ea3;

  --gt-cyan: #22d3ee;
  --gt-cyan-soft: rgba(34, 211, 238, 0.12);
  --gt-cyan-glow: rgba(34, 211, 238, 0.35);
  --gt-blue: #3b82f6;
  --gt-purple: #818cf8;

  --gt-up: #34d399;
  --gt-up-bg: rgba(52, 211, 153, 0.12);
  --gt-down: #f87171;
  --gt-down-bg: rgba(248, 113, 113, 0.12);

  --gt-hot: #fbbf24;
  --gt-hot-bg: rgba(251, 191, 36, 0.14);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;

  --font-sans: 'Noto Sans KR', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'Roboto Mono', monospace;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html, body {
  height: 100%;
}

body {
  font-family: var(--font-sans);
  background: radial-gradient(circle at 20% -10%, rgba(34, 211, 238, 0.08), transparent 45%),
              radial-gradient(circle at 100% 0%, rgba(129, 140, 248, 0.08), transparent 40%),
              var(--gt-bg-deep);
  color: var(--gt-text-primary);
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  min-height: 100%;
}

a { color: inherit; text-decoration: none; }

/* ---------------- Header ---------------- */
#gt-header {
  position: sticky;
  top: 0;
  z-index: 100;
  padding: 22px 28px;
  background: rgba(10, 14, 26, 0.85);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--gt-border-soft);
}

#gt-header-inner {
  max-width: 1320px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 18px;
}

#gt-brand {
  display: flex;
  align-items: center;
  gap: 16px;
  flex: 1;
}

#gt-home-link {
  font-size: 13px;
  font-weight: 700;
  color: var(--gt-text-secondary);
  padding: 8px 14px;
  border: 1px solid var(--gt-border);
  border-radius: 999px;
  background: var(--gt-bg-secondary);
  transition: color 0.15s, border-color 0.15s;
  white-space: nowrap;
  flex-shrink: 0;
}

#gt-home-link:hover {
  color: var(--gt-text-primary);
  border-color: var(--gt-cyan);
}

.gt-upgrade-btn {
  font-size: 13px;
  font-weight: 700;
  padding: 9px 18px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--gt-hot), #f59e0b);
  color: #221400;
  box-shadow: 0 0 14px rgba(251, 191, 36, 0.35);
  white-space: nowrap;
  flex-shrink: 0;
  transition: transform 0.15s;
}

.gt-upgrade-btn:hover {
  transform: translateY(-1px);
}

.gt-brand-icon {
  font-size: 30px;
  color: var(--gt-cyan);
  filter: drop-shadow(0 0 10px var(--gt-cyan-glow));
  flex-shrink: 0;
}

#gt-page-title {
  font-size: 24px;
  font-weight: 900;
  letter-spacing: -0.3px;
  background: linear-gradient(90deg, #eaf2ff, var(--gt-cyan) 90%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

#gt-page-subtitle {
  margin-top: 4px;
  font-size: 13px;
  color: var(--gt-text-secondary);
  font-weight: 500;
}

.gt-brand-text-en {
  font-size: 13px;
  font-weight: 700;
  color: var(--gt-text-tertiary);
  margin-left: 4px;
  -webkit-text-fill-color: var(--gt-text-tertiary);
}

/* ---------------- Layout ---------------- */
#gt-main {
  max-width: 1320px;
  margin: 0 auto;
  padding: 32px 28px 60px;
}

.gt-section {
  margin-bottom: 40px;
}

.gt-section-heading {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 18px;
  flex-wrap: wrap;
}

.gt-section-heading h2 {
  font-size: 18px;
  font-weight: 700;
  color: var(--gt-text-primary);
}

.gt-hint {
  font-size: 12.5px;
  color: var(--gt-text-tertiary);
}

/* ---------------- Controls bar (category tabs + sort toggle) ---------------- */
.gt-controls-bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}

/* ---------------- Category tabs ---------------- */
.gt-category-tabs {
  display: flex;
  gap: 6px;
  padding: 4px;
  background: var(--gt-bg-secondary);
  border: 1px solid var(--gt-border);
  border-radius: 999px;
  flex-wrap: wrap;
}

.gt-category-btn {
  font-family: var(--font-sans);
  font-size: 12.5px;
  font-weight: 700;
  padding: 8px 15px;
  border-radius: 999px;
  border: none;
  background: transparent;
  color: var(--gt-text-secondary);
  cursor: pointer;
  transition: background 0.18s, color 0.18s;
  white-space: nowrap;
}

.gt-category-btn:hover {
  color: var(--gt-text-primary);
}

.gt-category-btn.active {
  background: linear-gradient(135deg, var(--gt-purple), var(--gt-blue));
  color: #fff;
  box-shadow: 0 0 16px rgba(129, 140, 248, 0.35);
}

/* ---------------- Sort toggle ---------------- */
.gt-sort-toggle {
  display: flex;
  gap: 6px;
  padding: 4px;
  background: var(--gt-bg-secondary);
  border: 1px solid var(--gt-border);
  border-radius: 999px;
}

.gt-sort-btn {
  font-family: var(--font-sans);
  font-size: 12.5px;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: 999px;
  border: none;
  background: transparent;
  color: var(--gt-text-secondary);
  cursor: pointer;
  transition: background 0.18s, color 0.18s;
  white-space: nowrap;
}

.gt-sort-btn:hover {
  color: var(--gt-text-primary);
}

.gt-sort-btn.active {
  background: linear-gradient(135deg, var(--gt-cyan), var(--gt-blue));
  color: #061018;
  box-shadow: 0 0 16px var(--gt-cyan-glow);
}

/* ---------------- Table card ---------------- */
.gt-table-card {
  background: var(--gt-bg-secondary);
  border: 1px solid var(--gt-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.35);
}

.gt-ranking-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}

.gt-ranking-table th, .gt-ranking-table td {
  padding: 14px 16px;
  text-align: right;
  border-bottom: 1px solid var(--gt-border-soft);
}

.gt-ranking-table th:first-child, .gt-ranking-table td:first-child,
.gt-ranking-table th.col-company, .gt-ranking-table td.col-company {
  text-align: left;
}

.gt-ranking-table thead th {
  font-size: 12px;
  font-weight: 700;
  color: var(--gt-text-tertiary);
  background: var(--gt-bg-tertiary);
  text-transform: uppercase;
  letter-spacing: 0.4px;
}

.gt-ranking-table td {
  font-family: var(--font-mono);
  color: var(--gt-text-primary);
}

.gt-ranking-table tbody tr {
  cursor: pointer;
  transition: background 0.15s;
}

.gt-ranking-table tbody tr:hover {
  background: var(--gt-cyan-soft);
}

.gt-ranking-table tbody tr.active-row {
  background: rgba(34, 211, 238, 0.1);
  box-shadow: inset 3px 0 0 var(--gt-cyan);
}

.gt-ranking-table tbody tr:last-child td {
  border-bottom: none;
}

.rank-num {
  font-weight: 800;
  color: var(--gt-text-tertiary);
}

.rank-num.top3 {
  color: var(--gt-hot);
}

.company-cell {
  display: flex;
  align-items: center;
  gap: 8px;
}

.category-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 3px 9px;
  border-radius: 999px;
  font-size: 10.5px;
  font-weight: 800;
  flex-shrink: 0;
  font-family: var(--font-sans);
  color: #fff;
  white-space: nowrap;
}

.company-name-text {
  font-family: var(--font-sans);
  font-weight: 700;
}

.revenue-value {
  font-weight: 700;
  color: var(--gt-text-primary);
}

.revenue-unit {
  font-size: 11px;
  color: var(--gt-text-tertiary);
  margin-left: 3px;
  font-family: var(--font-sans);
}

.period-text {
  font-family: var(--font-mono);
  white-space: nowrap;
}

.rcept-text {
  font-family: var(--font-mono);
  font-size: 12px;
  color: var(--gt-text-tertiary);
}

.gt-ranking-table td.col-warning {
  text-align: center;
}

.warning-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--gt-hot-bg);
  color: var(--gt-hot);
  font-size: 14px;
  cursor: help;
  position: relative;
}

.warning-icon-empty {
  color: var(--gt-text-tertiary);
  opacity: 0.4;
}

.yoy-cell {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  justify-content: flex-end;
}

.yoy-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-weight: 800;
  padding: 4px 10px;
  border-radius: 8px;
  font-size: 13px;
}

.yoy-badge.up { color: var(--gt-up); background: var(--gt-up-bg); }
.yoy-badge.down { color: var(--gt-down); background: var(--gt-down-bg); }

.hot-badge {
  display: inline-flex;
  align-items: center;
  gap: 3px;
  font-size: 10.5px;
  font-weight: 800;
  padding: 3px 8px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--gt-hot), #f59e0b);
  color: #221400;
  box-shadow: 0 0 10px rgba(251, 191, 36, 0.4);
  white-space: nowrap;
}

/* ---------------- Pagination ---------------- */
.gt-pagination {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
}

.gt-pagination-info {
  font-size: 12px;
  color: var(--gt-text-tertiary);
  font-family: var(--font-mono);
}

.gt-pagination-controls {
  display: flex;
  align-items: center;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: center;
}

.gt-page-btn, .gt-page-nav-btn {
  font-family: var(--font-mono);
  font-size: 12.5px;
  font-weight: 700;
  min-width: 34px;
  height: 34px;
  padding: 0 10px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--gt-border);
  background: var(--gt-bg-secondary);
  color: var(--gt-text-secondary);
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.gt-page-btn:hover, .gt-page-nav-btn:hover:not(:disabled) {
  border-color: var(--gt-cyan);
  color: var(--gt-text-primary);
}

.gt-page-btn.active {
  background: linear-gradient(135deg, var(--gt-cyan), var(--gt-blue));
  border-color: transparent;
  color: #061018;
  box-shadow: 0 0 12px var(--gt-cyan-glow);
}

.gt-page-nav-btn:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

/* ---------------- Mobile card list ---------------- */
.gt-ranking-card-list {
  display: none;
  flex-direction: column;
  gap: 12px;
}

.ranking-card {
  background: var(--gt-bg-secondary);
  border: 1px solid var(--gt-border);
  border-radius: var(--radius-md);
  padding: 16px;
  cursor: pointer;
  transition: border-color 0.15s, transform 0.15s;
}

.ranking-card:hover, .ranking-card.active-card {
  border-color: var(--gt-cyan);
  transform: translateY(-1px);
}

.ranking-card-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
}

.ranking-card-rank {
  font-family: var(--font-mono);
  font-weight: 800;
  color: var(--gt-text-tertiary);
  font-size: 13px;
}

.ranking-card-period {
  font-size: 12px;
  color: var(--gt-text-tertiary);
  font-family: var(--font-mono);
}

.ranking-card-body {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

.ranking-card-revenue {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
}

.ranking-card-badges {
  display: flex;
  gap: 6px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.ranking-card-rcept {
  margin-top: 8px;
  font-size: 11px;
  color: var(--gt-text-tertiary);
}

.ranking-card .warning-icon {
  width: 20px;
  height: 20px;
  font-size: 12px;
}

/* ---------------- Detail section ---------------- */
.gt-detail-company {
  color: var(--gt-cyan);
}

.gt-detail-grid {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: 18px;
}

.gt-chart-card {
  background: var(--gt-bg-secondary);
  border: 1px solid var(--gt-border);
  border-radius: var(--radius-lg);
  padding: 20px 22px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.gt-chart-toolbar {
  margin-bottom: 14px;
}

.gt-chart-toolbar h3 {
  font-size: 14.5px;
  font-weight: 700;
  color: var(--gt-text-primary);
}

.gt-chart-container {
  position: relative;
  height: 320px;
}

/* ---------------- DART link bar ---------------- */
.gt-dart-link-bar {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 18px;
  padding: 14px 20px;
  background: var(--gt-bg-secondary);
  border: 1px solid var(--gt-border);
  border-radius: var(--radius-md);
  flex-wrap: wrap;
}

.gt-dart-link-label {
  font-size: 13px;
  color: var(--gt-text-secondary);
}

.gt-dart-link-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 700;
  padding: 9px 18px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--gt-cyan), var(--gt-blue));
  color: #051018;
  box-shadow: 0 0 16px var(--gt-cyan-glow);
  transition: transform 0.15s;
}

.gt-dart-link-btn:hover {
  transform: translateY(-1px);
}

/* ---------------- Premium overlay (blur + upsell, 상세뷰 차트 잠금용) ---------------- */
.gt-detail-grid { position: relative; }

.gt-premium-overlay {
  display: none;
  position: absolute;
  inset: 0;
  align-items: center;
  justify-content: center;
  padding: 24px;
  background: rgba(5, 7, 15, 0.82);
  backdrop-filter: blur(2px);
  border-radius: var(--radius-lg);
  z-index: 5;
}

.gt-premium-overlay.is-active {
  display: flex;
}

.gt-premium-overlay-inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
  max-width: 420px;
  background: var(--gt-bg-secondary);
  border: 1px solid var(--gt-border);
  border-radius: var(--radius-lg);
  padding: 26px 28px;
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.4);
}

.gt-premium-lock-icon {
  font-size: 26px;
}

.gt-premium-overlay-inner p {
  font-size: 13.5px;
  font-weight: 600;
  color: var(--gt-text-primary);
  line-height: 1.6;
}

.gt-premium-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 4px;
  padding: 11px 22px;
  font-size: 13.5px;
  font-weight: 800;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--gt-hot), #f59e0b);
  color: #221400;
  box-shadow: 0 0 16px rgba(251, 191, 36, 0.4);
  transition: transform 0.15s;
}

.gt-premium-btn:hover {
  transform: translateY(-1px);
}

.gt-premium-btn-large {
  padding: 14px 30px;
  font-size: 14.5px;
}

/* ---------------- 랭킹 게이팅: 8~15위 부분 블러 (기업명·매출·YoY만) ---------------- */
.ranking-row.gt-partial-locked .col-company .company-name-text,
.ranking-row.gt-partial-locked .col-revenue,
.ranking-row.gt-partial-locked .col-yoy,
.ranking-card.gt-partial-locked .company-name-text,
.ranking-card.gt-partial-locked .ranking-card-revenue,
.ranking-card.gt-partial-locked .ranking-card-badges {
  filter: blur(4px);
  pointer-events: none;
  user-select: none;
}

.ranking-row.gt-partial-locked,
.ranking-card.gt-partial-locked {
  cursor: default;
}

.gt-ranking-card-list-wrap {
  position: relative;
}

/* ---------------- 8~15위 안내 배너 ---------------- */
.gt-partial-lock-banner {
  display: none;
  align-items: center;
  gap: 14px;
  margin-top: 14px;
  padding: 14px 20px;
  background: var(--gt-bg-secondary);
  border: 1px solid var(--gt-border);
  border-radius: var(--radius-md);
  flex-wrap: wrap;
}

.gt-partial-lock-banner.is-active { display: flex; }

.gt-partial-lock-icon { font-size: 18px; flex-shrink: 0; }

.gt-partial-lock-banner p {
  flex: 1;
  font-size: 12.5px;
  color: var(--gt-text-secondary);
  min-width: 200px;
}

/* ---------------- 전체 무료 오픈 안내 배너 (뉴스레터 유도) ---------------- */
.gt-free-open-banner {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-top: 14px;
  padding: 16px 22px;
  background: linear-gradient(120deg, rgba(34, 211, 238, 0.1), var(--gt-bg-secondary) 60%);
  border: 1px solid rgba(34, 211, 238, 0.35);
  border-radius: var(--radius-md);
  flex-wrap: wrap;
}

.gt-free-open-icon { font-size: 22px; flex-shrink: 0; }

.gt-free-open-banner p {
  flex: 1;
  font-size: 13px;
  color: var(--gt-text-secondary);
  min-width: 200px;
}

.gt-free-open-banner p strong {
  color: var(--gt-text-primary);
}

/* ---------------- 16위 이후 전체 비노출 배너 ---------------- */
.gt-hidden-rows-banner {
  display: none;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  text-align: center;
  margin-top: 20px;
  padding: 38px 24px;
  background: linear-gradient(160deg, rgba(251, 191, 36, 0.08), var(--gt-bg-secondary) 60%);
  border: 1px solid rgba(251, 191, 36, 0.35);
  border-radius: var(--radius-lg);
  box-shadow: 0 8px 30px rgba(0, 0, 0, 0.3);
}

.gt-hidden-rows-banner.is-active { display: flex; }

.gt-hidden-rows-icon { font-size: 30px; }

.gt-hidden-rows-banner h3 {
  font-size: 17px;
  font-weight: 800;
  color: var(--gt-text-primary);
}

.gt-hidden-rows-banner p {
  font-size: 13px;
  color: var(--gt-text-secondary);
  max-width: 480px;
}

/* ---------------- Footer ---------------- */
#gt-footer {
  border-top: 1px solid var(--gt-border-soft);
  margin-top: 24px;
  padding: 30px 28px 40px;
}

#gt-footer-inner {
  max-width: 1320px;
  margin: 0 auto;
}

.gt-footer-top-note {
  font-size: 12px;
  color: var(--gt-text-tertiary);
  margin-bottom: 8px;
}

.gt-footer-links {
  font-size: 12.5px;
  color: var(--gt-text-secondary);
  margin-bottom: 20px;
}

.gt-footer-links a {
  color: var(--gt-text-secondary);
  transition: color 0.15s;
}

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

.gt-footer-disclaimer {
  padding: 20px 22px;
  background: var(--gt-bg-secondary);
  border: 1px solid var(--gt-border);
  border-radius: var(--radius-md);
}

.gt-disclaimer-heading {
  font-size: 12.5px;
  font-weight: 800;
  color: var(--gt-text-primary);
  margin-bottom: 6px;
}

.gt-disclaimer-heading:not(:first-child) {
  margin-top: 16px;
}

.gt-footer-disclaimer p {
  font-size: 12px;
  line-height: 1.75;
  color: var(--gt-text-tertiary);
}

.gt-footer-copyright {
  margin-top: 20px;
  text-align: center;
  font-size: 11.5px;
  color: var(--gt-text-tertiary);
}

/* ---------------- Empty state ---------------- */
.gt-empty-state {
  padding: 40px 20px;
  text-align: center;
  color: var(--gt-text-tertiary);
  font-size: 13px;
}

/* ==========================================================================
   반응형
   ========================================================================== */
@media (max-width: 900px) {
  .gt-detail-grid {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 760px) {
  #gt-header { padding: 16px 18px; }
  #gt-header-inner { flex-wrap: wrap; gap: 10px; }
  #gt-home-link { order: 1; font-size: 12px; padding: 7px 12px; }
  #gt-brand { order: 2; }
  .gt-upgrade-btn { order: 3; font-size: 12px; padding: 8px 14px; }
  #gt-main { padding: 20px 16px 40px; }
  #gt-page-title { font-size: 19px; }
  #gt-page-subtitle { font-size: 11.5px; }

  .gt-brand-icon { font-size: 24px; }

  .gt-section-heading { flex-direction: column; align-items: flex-start; }
  .gt-controls-bar { flex-direction: column; align-items: stretch; }
  .gt-category-tabs { width: 100%; justify-content: center; }
  .gt-sort-toggle { width: 100%; }
  .gt-sort-btn { flex: 1; text-align: center; }

  /* 모바일에서는 테이블 숨기고 카드 리스트 노출 */
  .gt-table-card { display: none; }
  .gt-ranking-card-list { display: flex; }

  .gt-chart-container { height: 260px; }
  .gt-dart-link-bar { flex-direction: column; align-items: flex-start; }

  .gt-premium-overlay-inner p { font-size: 12.5px; }
  #gt-footer { padding: 24px 16px 32px; }
  .gt-footer-disclaimer { padding: 16px 18px; }

  .gt-partial-lock-banner { flex-direction: column; text-align: center; }
  .gt-free-open-banner { flex-direction: column; text-align: center; }
  .gt-hidden-rows-banner { padding: 28px 18px; }
}

@media (max-width: 420px) {
  .ranking-card-body { flex-direction: column; align-items: flex-start; }
}