:root {
  --bg: #0f1115;
  --panel: #171a21;
  --text: #e6e8ec;
  --muted: #9aa1ac;
  --accent: #7c9cff;
  --border: #262a33;
}
* {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}
body {
  margin: 0;
  background-color: #0f1115;
  background-color: var(--bg, #0f1115);
  color: #e6e8ec;
  color: var(--text, #e6e8ec);
  font-family: -apple-system, "Helvetica Neue", Helvetica, "Segoe UI", Arial, sans-serif;
}
nav {
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  padding: 1rem 2rem;
  border-bottom: 1px solid #262a33;
  border-bottom: 1px solid var(--border, #262a33);
}
nav a {
  color: #e6e8ec;
  color: var(--text, #e6e8ec);
  text-decoration: none;
  margin-right: 1.5rem; /* Fallback for iOS 9 Safari */
}
nav a:last-child { margin-right: 0; }
nav a:hover {
  color: #7c9cff;
  color: var(--accent, #7c9cff);
}
main {
  padding: 1.5rem 2rem;
  max-width: 1680px;
  margin: 0 auto;
}
.stat-card {
  background-color: #171a21;
  background-color: var(--panel, #171a21);
  border: 1px solid #262a33;
  border: 1px solid var(--border, #262a33);
  -webkit-border-radius: 10px;
  border-radius: 10px;
  padding: 1rem 1.5rem;
  min-width: 140px;
}
.stat-card .num { font-size: 1.8rem; font-weight: 700; }
.stat-card .label {
  color: #9aa1ac;
  color: var(--muted, #9aa1ac);
  font-size: 0.85rem;
}

.chart-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(420px, 1fr));
  gap: 1.5rem;
}
.chart-box {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem;
  min-height: 340px;
}
.chart-box h3 { margin-top: 0; font-size: 1rem; color: var(--muted); }
.empty-note { color: var(--muted); text-align: center; padding: 2rem 0; }

form {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.5rem;
  max-width: 480px;
  display: flex;
  flex-direction: column;
  gap: 0.9rem;
}
label { font-size: 0.85rem; color: var(--muted); }
input[type=text], input[type=number], input[type=file] {
  width: 100%;
  padding: 0.5rem 0.6rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: #0d0f13;
  color: var(--text);
}
button {
  padding: 0.6rem 1rem;
  border-radius: 6px;
  border: none;
  background: var(--accent);
  color: #0d0f13;
  font-weight: 600;
  cursor: pointer;
}
.result-box {
  margin-top: 1rem;
  padding: 0.8rem 1rem;
  border-radius: 8px;
  background: var(--panel);
  border: 1px solid var(--border);
}
.result-box.error { border-color: #e05a5a; color: #e88; }
.hint { color: var(--muted); font-size: 0.8rem; }

.review-summary { margin-bottom: 1rem; }
.progress-bar {
  height: 8px;
  border-radius: 4px;
  background: var(--border);
  overflow: hidden;
  margin-bottom: 0.5rem;
}
.progress-fill { height: 100%; background: var(--accent); }
.progress-text { color: var(--muted); font-size: 0.85rem; }
.ok-count { color: #6fd08c; }
.bad-count { color: #e88; }
.dup-count { color: #e8b64a; }
.unknown-count { color: #8fa3e8; }
.latin-count { color: #c99bf0; }
.export-bar-row {
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  gap: 0.75rem;
  margin-top: 0.6rem;
  flex-wrap: wrap;
}
.btn-export-ok {
  background: linear-gradient(135deg, #0f9d58, #137333);
  border: 1px solid #34a853;
  color: #ffffff;
  padding: 0.35rem 0.8rem;
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
  display: -webkit-inline-flex;
  display: inline-flex;
  -webkit-align-items: center;
  align-items: center;
  gap: 0.35rem;
  box-shadow: 0 2px 6px rgba(15, 157, 88, 0.3);
  transition: all 0.15s ease;
}
.btn-export-ok:hover {
  background: #34a853;
  box-shadow: 0 4px 12px rgba(52, 168, 83, 0.5);
  transform: translateY(-1px);
  color: #ffffff;
}
.export-link {
  display: inline-block;
  color: var(--accent);
  text-decoration: none;
  font-size: 0.82rem;
}
.export-link:hover { text-decoration: underline; }
.unknown-value { color: #8fa3e8; font-style: italic; }

.review-toolbar {
  display: -webkit-flex;
  display: flex;
  -webkit-justify-content: space-between;
  justify-content: space-between;
  -webkit-align-items: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 0.9rem;
}
.filter-tabs {
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  flex-wrap: wrap;
}
.filter-tabs a {
  color: #9aa1ac;
  color: var(--muted, #9aa1ac);
  text-decoration: none;
  padding: 0.35rem 0.55rem;
  -webkit-border-radius: 6px;
  border-radius: 6px;
  margin-right: 0.2rem;
  font-size: 0.84rem;
}
.filter-tabs a.active {
  background-color: #171a21;
  background-color: var(--panel, #171a21);
  color: #e6e8ec;
  color: var(--text, #e6e8ec);
  border: 1px solid #262a33;
  border: 1px solid var(--border, #262a33);
}
form.search-form {
  display: -webkit-inline-flex !important;
  display: inline-flex !important;
  -webkit-flex-direction: row !important;
  flex-direction: row !important;
  -webkit-align-items: center !important;
  align-items: center !important;
  gap: 0.35rem !important;
  max-width: none !important;
  padding: 0 !important;
  background: transparent !important;
  border: none !important;
  -webkit-box-shadow: none !important;
  box-shadow: none !important;
  margin: 0 !important;
}
form.search-form input[type=text] {
  width: 150px;
  padding: 0.35rem 0.6rem;
  font-size: 0.82rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: #0d0f13;
  color: var(--text);
  margin: 0;
}
form.search-form button {
  padding: 0.35rem 0.75rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background-color: #1a202c;
  color: var(--text);
  font-size: 0.82rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  margin: 0;
  transition: all 0.15s ease;
}
form.search-form button:hover {
  background-color: var(--accent);
  color: #0b0d13;
}

.review-table {
  width: 100%;
  border-collapse: collapse;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}
.review-table th, .review-table td {
  padding: 0.55rem 0.8rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
  font-size: 0.9rem;
}
.review-table th { color: var(--muted); font-weight: 600; }
.review-table .col-title input, .review-table .col-artist input, .review-table .col-album input {
  width: 100%;
  padding: 0.35rem 0.5rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: #0d0f13;
  color: var(--text);
  font-size: 0.85rem;
}
.review-table .col-title input.changed, .review-table .col-artist input.changed, .review-table .col-album input.changed {
  border-color: var(--accent);
}
.review-table .input-hint {
  color: var(--muted);
  font-size: 0.75rem;
  margin-top: 0.2rem;
}
.review-table .col-actions { white-space: nowrap; }
.review-table .col-actions button {
  width: 30px;
  height: 30px;
  border-radius: 6px;
  border: 1px solid var(--border);
  background: #0d0f13;
  color: var(--muted);
  font-weight: 700;
  cursor: pointer;
  margin-right: 0.3rem;
}
.review-table .btn-ok.active { background: #1e3a2a; border-color: #6fd08c; color: #6fd08c; }
.review-table .btn-bad.active { background: #3a1e1e; border-color: #e88; color: #e88; }
.review-table .btn-dup.active { background: #3a2e1e; border-color: #e8b64a; color: #e8b64a; }
.review-table tr.row-ok { background: rgba(111, 208, 140, 0.06); }
.review-table tr.row-bad { background: rgba(238, 136, 136, 0.06); }
.review-table tr.row-dup { background: rgba(232, 182, 74, 0.08); }

.toolbar-right {
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  gap: 0.5rem;
}
.top-pagination {
  margin: 0;
  gap: 0.4rem;
  font-size: 0.82rem;
  background-color: #171a21;
  background-color: var(--panel, #171a21);
  padding: 0.3rem 0.55rem;
  -webkit-border-radius: 6px;
  border-radius: 6px;
  border: 1px solid #262a33;
  border: 1px solid var(--border, #262a33);
  white-space: nowrap;
}
.top-pagination .page-num {
  font-weight: 700;
  color: #e6e8ec;
  color: var(--text, #e6e8ec);
  padding: 0 0.15rem;
}
.top-pagination a {
  color: #7c9cff;
  color: var(--accent, #7c9cff);
  text-decoration: none;
  font-weight: 600;
}
.top-pagination a:hover {
  text-decoration: underline;
}

.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 1rem;
  margin-top: 1.5rem;
  color: var(--muted);
}
.pagination a { color: var(--accent); text-decoration: none; }

.list-header-row {
  display: flex;
  justify-content: space-between;
  align-items: flex-end;
  margin-top: 2.5rem;
  margin-bottom: 0.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}
.list-heading { margin-top: 0; margin-bottom: 0.3rem; }
.status-ok { color: #6fd08c; }
.status-bad { color: #e88; }
.status-dup { color: #e8b64a; }
.status-none { color: var(--muted); }

.col-image { white-space: nowrap; }
.image-link {
  color: var(--muted);
  text-decoration: none;
  font-size: 0.82rem;
}
.image-link:hover { color: var(--accent); text-decoration: underline; }
.image-link-flag { color: #e8b64a; font-weight: 600; }

/* ==========================================================================
   A/B 테스트 레이아웃 모드 스위처 (Mode Switcher Header)
   ========================================================================== */
.page-header-row {
  display: -webkit-flex;
  display: flex;
  -webkit-justify-content: space-between;
  justify-content: space-between;
  -webkit-align-items: center;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.8rem;
  margin-bottom: 0.8rem;
}
.page-header-row h2 {
  margin: 0;
}
.mode-switcher-bar {
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  background-color: #171a21;
  background-color: var(--panel, #171a21);
  padding: 0.25rem 0.5rem;
  -webkit-border-radius: 8px;
  border-radius: 8px;
  border: 1px solid #262a33;
  border: 1px solid var(--border, #262a33);
}
.mode-switcher-label {
  font-size: 0.8rem;
  color: #9aa1ac;
  color: var(--muted, #9aa1ac);
  margin-right: 0.5rem;
}
.mode-switcher-pills {
  display: -webkit-flex;
  display: flex;
  gap: 0.3rem;
}
.mode-pill {
  display: -webkit-inline-flex;
  display: inline-flex;
  -webkit-align-items: center;
  align-items: center;
  padding: 0.25rem 0.6rem;
  font-size: 0.8rem;
  font-weight: 600;
  color: #9aa1ac;
  color: var(--muted, #9aa1ac);
  text-decoration: none;
  -webkit-border-radius: 6px;
  border-radius: 6px;
  border: 1px solid transparent;
}
.mode-pill .pill-badge {
  font-size: 0.72rem;
  padding: 0.1rem 0.35rem;
  -webkit-border-radius: 4px;
  border-radius: 4px;
  background-color: #262a33;
  background-color: var(--border, #262a33);
  margin-right: 0.35rem;
  color: #e6e8ec;
}
.mode-pill:hover {
  color: #7c9cff;
  color: var(--accent, #7c9cff);
}
.mode-pill.active {
  background-color: #202738;
  border: 1px solid #7c9cff;
  border: 1px solid var(--accent, #7c9cff);
  color: #7c9cff;
  color: var(--accent, #7c9cff);
}
.mode-pill.active .pill-badge {
  background-color: #7c9cff;
  background-color: var(--accent, #7c9cff);
  color: #0f1115;
  font-weight: 700;
}

/* ==========================================================================
   우측 뷰어 닫기 버튼 및 플로팅 재열기 버튼 (Type B Collapsible)
   ========================================================================== */
.btn-viewer-close {
  background-color: #2c1a1d !important;
  border-color: #8c3b45 !important;
  color: #ff8a98 !important;
  font-size: 0.85rem !important;
  font-weight: 700 !important;
}
.btn-viewer-close:hover {
  background-color: #4a2026 !important;
  color: #ffffff !important;
}

.floating-viewer-pill {
  position: fixed;
  right: 1.5rem;
  bottom: 1.5rem;
  z-index: 1000;
  -webkit-box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.6);
}
.btn-floating-pill {
  display: -webkit-inline-flex;
  display: inline-flex;
  -webkit-align-items: center;
  align-items: center;
  background-color: #7c9cff;
  background-color: var(--accent, #7c9cff);
  color: #0f1115;
  font-weight: 700;
  font-size: 0.88rem;
  padding: 0.65rem 1.1rem;
  -webkit-border-radius: 30px;
  border-radius: 30px;
  border: 2px solid #ffffff;
  cursor: pointer;
}
.btn-floating-pill:hover {
  background-color: #9ab4ff;
  -webkit-transform: scale(1.03);
  transform: scale(1.03);
}
.btn-floating-pill .pill-icon {
  margin-right: 0.4rem;
  font-size: 1.1rem;
}

/* 접힘 상태 (Viewer Collapsed) */
.review-split-container.viewer-collapsed .review-left-pane {
  -webkit-flex: 1 1 100% !important;
  flex: 1 1 100% !important;
  max-width: 100% !important;
  margin-right: 0 !important;
}
.review-split-container.viewer-collapsed .review-right-pane {
  display: none !important;
}

/* ==========================================================================
   좌우 분할 레이아웃 & 우측 세로형 이미지 뷰어 (Split Screen & Sticky Viewer)
   ========================================================================== */
.review-split-container {
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: flex-start;
  align-items: flex-start;
  position: relative;
  width: 100%;
}
.review-left-pane {
  -webkit-flex: 1 1 56%;
  flex: 1 1 56%;
  min-width: 0;
  margin-right: 20px; /* Fallback for iOS 9 Safari where gap is ignored */
}
.review-right-pane {
  -webkit-flex: 0 0 44%;
  flex: 0 0 44%;
  position: -webkit-sticky;
  position: sticky;
  top: 1rem;
  height: calc(100vh - 4.5rem);
  min-width: 360px;
  max-width: 650px;
}

.image-viewer-sticky-card {
  display: -webkit-flex;
  display: flex;
  -webkit-flex-direction: column;
  flex-direction: column;
  height: 100%;
  background-color: #171a21;
  background-color: var(--panel, #171a21);
  border: 1px solid #262a33;
  border: 1px solid var(--border, #262a33);
  -webkit-border-radius: 10px;
  border-radius: 10px;
  overflow: hidden;
  -webkit-box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.45);
}

.viewer-header {
  display: -webkit-flex;
  display: flex;
  -webkit-justify-content: space-between;
  justify-content: space-between;
  -webkit-align-items: center;
  align-items: center;
  padding: 0.6rem 0.9rem;
  background-color: #12151c;
  border-bottom: 1px solid #262a33;
  border-bottom: 1px solid var(--border, #262a33);
}
.viewer-title {
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  font-size: 0.88rem;
  font-weight: 600;
  color: #e6e8ec;
  color: var(--text, #e6e8ec);
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.viewer-icon { font-size: 1.1rem; margin-right: 0.5rem; }
.viewer-controls {
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
}
.viewer-controls button, .viewer-controls a {
  padding: 0.25rem 0.55rem;
  font-size: 0.8rem;
  font-weight: 600;
  background-color: #1c202a;
  border: 1px solid #262a33;
  border: 1px solid var(--border, #262a33);
  color: #e6e8ec;
  color: var(--text, #e6e8ec);
  -webkit-border-radius: 6px;
  border-radius: 6px;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
  height: 28px;
  line-height: 20px;
  margin-left: 0.35rem;
}
.viewer-controls button:hover, .viewer-controls a:hover {
  background-color: #262a33;
  background-color: var(--border, #262a33);
  color: #7c9cff;
  color: var(--accent, #7c9cff);
}

.viewer-body {
  -webkit-flex: 1;
  flex: 1;
  overflow: auto;
  position: relative;
  background-color: #090a0d;
  display: -webkit-flex;
  display: flex;
  -webkit-justify-content: center;
  justify-content: center;
  -webkit-align-items: flex-start;
  align-items: flex-start;
  padding: 0.6rem;
  -webkit-overflow-scrolling: touch; /* Smooth inertial scrolling in iOS Safari */
}
.viewer-img-wrapper {
  -webkit-transition: -webkit-transform 0.15s ease-out;
  transition: transform 0.15s ease-out;
  -webkit-transform-origin: top center;
  transform-origin: top center;
  width: 100%;
  text-align: center;
}
.viewer-stage {
  position: relative;
  display: inline-block;
  width: 100%;
}
.viewer-stage img {
  width: 100%;
  height: auto;
  -webkit-border-radius: 6px;
  border-radius: 6px;
  display: block;
  -webkit-box-shadow: 0 4px 16px rgba(0, 0, 0, 0.6);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.6);
  border: 1px solid #262a33;
  border: 1px solid var(--border, #262a33);
}

.viewer-bbox-overlay {
  position: absolute;
  border: 1.5px solid #facc15;
  background: rgba(250, 204, 21, 0.08);
  box-shadow: none;
  border-radius: 4px;
  pointer-events: none;
  transition: all 0.2s ease-out;
  z-index: 10;
  box-sizing: border-box;
}
.viewer-bbox-overlay::before {
  content: '▶ 선택된 곡';
  position: absolute;
  top: -20px;
  left: -1.5px;
  background: #facc15;
  color: #0f1115;
  font-size: 11px;
  font-weight: 700;
  padding: 0 6px;
  border-radius: 3px 3px 3px 0;
  white-space: nowrap;
  box-shadow: none;
  letter-spacing: 0.3px;
  line-height: 18px;
}

.viewer-empty {
  color: var(--muted);
  font-size: 0.9rem;
  margin-top: 35%;
  text-align: center;
  line-height: 1.6;
}

.viewer-footer {
  padding: 0.6rem 0.9rem;
  background: #12151c;
  border-top: 1px solid var(--border);
  font-size: 0.82rem;
  color: var(--muted);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.viewer-footer strong {
  color: var(--accent);
}

/* 선택된 행 하이라이트 */
.review-table tr.selected-row {
  outline: 2px solid var(--accent);
  background: rgba(124, 156, 255, 0.14) !important;
}

@media (max-width: 860px) {
  .review-split-container {
    flex-direction: column;
  }
  .review-right-pane {
    position: static;
    width: 100%;
    max-width: 100%;
    height: 480px;
  }
}

/* ==========================================================================
   가수별 인덱스 카탈로그 (Artists Index & Detail) Styles
   ========================================================================== */
.artists-container, .artist-detail-container {
  max-width: 1560px;
  margin: 0 auto;
  padding: 1.2rem 1.4rem;
}

.artists-hero, .artist-detail-hero {
  display: -webkit-flex;
  display: flex;
  -webkit-justify-content: space-between;
  justify-content: space-between;
  -webkit-align-items: center;
  align-items: center;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.2rem 1.6rem;
  margin-bottom: 1.2rem;
  box-shadow: 0 4px 16px rgba(0,0,0,0.3);
}
.artists-hero h2, .artist-detail-hero h2 {
  font-size: 1.4rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 0.3rem;
}
.hero-sub, .hero-detail-sub {
  color: var(--muted);
  font-size: 0.88rem;
}
.hero-stats {
  display: -webkit-flex;
  display: flex;
  gap: 0.7rem;
}
.stat-pill {
  background: #0d0f14;
  border: 1px solid var(--border);
  padding: 0.4rem 0.9rem;
  border-radius: 8px;
  font-size: 0.85rem;
  color: var(--muted);
}
.stat-pill strong {
  color: var(--accent);
}

/* Initial Consonant & Alphabet Picker */
.initial-picker-card {
  background: #0f121a;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1rem 1.2rem;
  margin-bottom: 1.2rem;
}
.picker-label {
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--muted);
  text-transform: uppercase;
  margin-bottom: 0.6rem;
}
.picker-chips {
  display: -webkit-flex;
  display: flex;
  -webkit-flex-wrap: wrap;
  flex-wrap: wrap;
  gap: 0.45rem;
}
.picker-chip {
  padding: 0.4rem 0.85rem;
  background: #151922;
  border: 1px solid var(--border);
  border-radius: 20px;
  color: var(--text);
  text-decoration: none;
  font-size: 0.86rem;
  font-weight: 600;
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  gap: 0.3rem;
  transition: all 0.2s ease;
}
.picker-chip:hover {
  background: #202635;
  border-color: var(--accent);
  color: #ffffff;
}
.picker-chip.active {
  background: rgba(124, 156, 255, 0.2);
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 700;
  box-shadow: 0 0 10px rgba(124, 156, 255, 0.3);
}
.chip-count {
  font-size: 0.72rem;
  color: var(--muted);
}
.picker-chip.active .chip-count {
  color: var(--accent);
}

/* Toolbar & Search */
.artists-toolbar {
  display: -webkit-flex;
  display: flex;
  -webkit-justify-content: space-between;
  justify-content: space-between;
  -webkit-align-items: center;
  align-items: center;
  margin-bottom: 1.2rem;
  gap: 1rem;
  flex-wrap: wrap;
}
form.artists-search-form {
  background: transparent !important;
  border: none !important;
  border-radius: 0 !important;
  padding: 0 !important;
  max-width: none !important;
  display: -webkit-inline-flex !important;
  display: inline-flex !important;
  -webkit-flex-direction: row !important;
  flex-direction: row !important;
  -webkit-align-items: center !important;
  align-items: center !important;
  gap: 0.5rem !important;
  margin: 0 !important;
}
.artist-search-input {
  background: #11141c;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.55rem 0.9rem;
  color: #ffffff;
  font-size: 0.9rem;
  width: 280px;
}
.btn-search {
  background: var(--accent);
  color: #0b0d13;
  font-weight: 700;
  border: none;
  border-radius: 8px;
  padding: 0.55rem 1.1rem;
  cursor: pointer;
}
.btn-clear {
  color: var(--muted);
  font-size: 0.84rem;
  text-decoration: none;
}
.sort-group {
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  gap: 0.5rem;
}
.sort-label {
  font-size: 0.84rem;
  color: var(--muted);
}
.sort-btn {
  padding: 0.45rem 0.85rem;
  background: #11141c;
  border: 1px solid var(--border);
  border-radius: 6px;
  color: var(--muted);
  text-decoration: none;
  font-size: 0.84rem;
  font-weight: 600;
}
.sort-btn.active {
  background: #1f2536;
  border-color: var(--accent);
  color: var(--accent);
}

/* Artist Card Grid */
.artists-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 1.1rem;
}
.artist-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1.1rem;
  display: -webkit-flex;
  display: flex;
  -webkit-flex-direction: column;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.2s ease;
  box-shadow: 0 4px 14px rgba(0,0,0,0.25);
}
.artist-card:hover {
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(124, 156, 255, 0.2);
}
.artist-card-header {
  display: -webkit-flex;
  display: flex;
  gap: 0.85rem;
  -webkit-align-items: center;
  align-items: center;
  margin-bottom: 0.8rem;
}
.artist-avatar {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: linear-gradient(135deg, #2b354f, #181e2e);
  border: 1px solid rgba(124, 156, 255, 0.4);
  color: var(--accent);
  font-weight: 800;
  font-size: 1.2rem;
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  -webkit-justify-content: center;
  justify-content: center;
  flex-shrink: 0;
}
.artist-info {
  flex: 1;
  overflow: hidden;
}
.artist-name-link {
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  text-decoration: none;
  display: block;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.artist-name-link:hover {
  color: var(--accent);
}
.artist-meta {
  display: -webkit-flex;
  display: flex;
  gap: 0.4rem;
  margin-top: 0.25rem;
}
.badge-song-count {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.15rem 0.5rem;
  border-radius: 4px;
  background: rgba(124, 156, 255, 0.18);
  color: var(--accent);
}
.badge-ok {
  font-size: 0.72rem;
  padding: 0.15rem 0.45rem;
  border-radius: 4px;
  background: rgba(111, 208, 140, 0.18);
  color: #6fd08c;
}

/* Sample Songs */
.artist-sample-songs {
  background: #0d0f15;
  border-radius: 8px;
  padding: 0.6rem 0.8rem;
  margin-bottom: 0.9rem;
  font-size: 0.82rem;
}
.sample-label {
  font-size: 0.72rem;
  color: var(--muted);
  margin-bottom: 0.35rem;
}
.sample-list {
  list-style: none;
  padding: 0;
  margin: 0;
}
.sample-item {
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  gap: 0.4rem;
  padding: 0.15rem 0;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sample-title {
  color: #c9d1d9;
  text-decoration: none;
  overflow: hidden;
  text-overflow: ellipsis;
}
.sample-title:hover {
  color: var(--accent);
}
.badge-modified-chip {
  font-size: 0.68rem;
  font-weight: 700;
  padding: 0.05rem 0.35rem;
  border-radius: 3px;
  background: rgba(143, 163, 232, 0.2);
  color: #8fa3e8;
  flex-shrink: 0;
}

.artist-card-footer {
  display: -webkit-flex;
  display: flex;
  gap: 0.5rem;
  border-top: 1px solid var(--border);
  padding-top: 0.75rem;
}
.btn-artist-detail {
  flex: 1;
  text-align: center;
  background: #161c28;
  border: 1px solid var(--border);
  color: #ffffff;
  padding: 0.45rem 0.7rem;
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  text-decoration: none;
}
.btn-artist-detail:hover {
  background: #222a3d;
  border-color: var(--accent);
}
.btn-artist-review {
  background: rgba(124, 156, 255, 0.15);
  border: 1px solid var(--accent);
  color: var(--accent);
  padding: 0.45rem 0.75rem;
  border-radius: 6px;
  font-size: 0.82rem;
  font-weight: 700;
  text-decoration: none;
}

/* Detail Page Hero & Stats */
.breadcrumb-bar {
  margin-bottom: 1rem;
  font-size: 0.85rem;
  color: var(--muted);
}
.btn-back {
  color: var(--accent);
  text-decoration: none;
  font-weight: 600;
}
.breadcrumb-sep {
  margin: 0 0.5rem;
}
.artist-detail-avatar {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  background: linear-gradient(135deg, #3b82f6, #6366f1);
  color: #ffffff;
  font-size: 1.6rem;
  font-weight: 800;
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  -webkit-justify-content: center;
  justify-content: center;
}
.hero-main {
  display: -webkit-flex;
  display: flex;
  gap: 1.1rem;
  -webkit-align-items: center;
  align-items: center;
}
.btn-hero-review {
  background: linear-gradient(135deg, #1d4ed8, #2563eb);
  color: #ffffff;
  padding: 0.65rem 1.2rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
}
.artist-stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: 0.8rem;
  margin-bottom: 1.4rem;
}
.stat-box {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 0.9rem;
  text-align: center;
}
.stat-num {
  font-size: 1.4rem;
  font-weight: 800;
  color: #ffffff;
}
.stat-lbl {
  font-size: 0.75rem;
  color: var(--muted);
  margin-top: 0.2rem;
}
.stat-ok { color: #6fd08c; }
.stat-bad { color: #ee8888; }
.stat-dup { color: #e8b64a; }
.stat-unrev { color: var(--muted); }

/* Artist Songs Table */
.artist-songs-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  overflow: hidden;
}
.card-head {
  padding: 0.9rem 1.2rem;
  background: #141720;
  border-bottom: 1px solid var(--border);
}
.artist-songs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
}
.artist-songs-table th, .artist-songs-table td {
  padding: 0.7rem 1rem;
  border-bottom: 1px solid var(--border);
  text-align: left;
}
.artist-songs-table th {
  background: #10131a;
  color: var(--muted);
  font-weight: 600;
}
.status-pill {
  font-size: 0.75rem;
  font-weight: 700;
  padding: 0.2rem 0.55rem;
  border-radius: 4px;
  display: inline-block;
}
.status-pill.ok { background: rgba(111, 208, 140, 0.15); color: #6fd08c; border: 1px solid rgba(111, 208, 140, 0.3); }
.status-pill.bad { background: rgba(238, 136, 136, 0.15); color: #ee8888; border: 1px solid rgba(238, 136, 136, 0.3); }
.status-pill.dup { background: rgba(232, 182, 74, 0.15); color: #e8b64a; border: 1px solid rgba(232, 182, 74, 0.3); }
.status-pill.unrev { background: #1c202a; color: var(--muted); border: 1px solid var(--border); }
.btn-row-review {
  background: #181d29;
  border: 1px solid var(--border);
  color: var(--accent);
  padding: 0.3rem 0.65rem;
  border-radius: 6px;
  text-decoration: none;
  font-size: 0.78rem;
  font-weight: 600;
}
.btn-row-review:hover {
  background: #242c3f;
  border-color: var(--accent);
}

/* ==========================================================================
   다차원 정렬 (1차/2차 Multi-level Sorting) Styles
   ========================================================================== */
.sort-control-bar.single-line {
  background: #0d1017;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 0.45rem 0.85rem;
  margin-bottom: 0.85rem;
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  -webkit-justify-content: flex-start;
  justify-content: flex-start;
  gap: 0.75rem;
  flex-wrap: nowrap;
  overflow-x: auto;
  white-space: nowrap;
}
.sort-presets-inline {
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  gap: 0.35rem;
  flex-shrink: 0;
}
.sort-divider {
  color: var(--border);
  font-weight: 300;
  font-size: 0.9rem;
  user-select: none;
  flex-shrink: 0;
}
.sort-badge-label {
  font-size: 0.78rem;
  font-weight: 700;
  color: var(--muted);
  margin-right: 0.15rem;
}
.preset-pill {
  padding: 0.25rem 0.55rem;
  background: #151922;
  border: 1px solid var(--border);
  border-radius: 5px;
  color: #c9d1d9;
  font-size: 0.78rem;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.15s ease;
  white-space: nowrap;
}
.preset-pill:hover {
  background: #232a3b;
  border-color: var(--accent);
  color: #ffffff;
}
.preset-pill.active {
  background: rgba(124, 156, 255, 0.22);
  border-color: var(--accent);
  color: var(--accent);
  font-weight: 700;
}

form.custom-sort-inline-form {
  background: transparent !important;
  border: none !important;
  border-radius: 0 !important;
  padding: 0 !important;
  max-width: none !important;
  display: -webkit-inline-flex !important;
  display: inline-flex !important;
  -webkit-flex-direction: row !important;
  flex-direction: row !important;
  -webkit-align-items: center !important;
  align-items: center !important;
  gap: 0.35rem !important;
  flex-shrink: 0 !important;
  margin: 0 !important;
}
.sort-form-label {
  font-size: 0.76rem;
  font-weight: 700;
  color: var(--muted);
  white-space: nowrap;
}
.sort-input-combo {
  display: -webkit-inline-flex !important;
  display: inline-flex !important;
  -webkit-flex-direction: row !important;
  flex-direction: row !important;
  -webkit-align-items: center !important;
  align-items: center !important;
  gap: 0.15rem;
  background: #141824;
  border: 1px solid var(--border);
  border-radius: 5px;
  padding: 0.15rem 0.3rem;
}
.combo-label {
  font-size: 0.74rem;
  font-weight: 700;
  color: var(--accent);
  margin-right: 0.1rem;
}
.sort-select {
  background: transparent;
  border: none;
  color: #ffffff;
  padding: 0.15rem 0.25rem;
  font-size: 0.76rem;
  outline: none;
  cursor: pointer;
}
.sort-select option {
  background: #141824;
  color: #ffffff;
}
.sort-dir-select {
  background: #1f2536;
  border: 1px solid rgba(124, 156, 255, 0.3);
  border-radius: 4px;
  color: var(--accent);
  padding: 0.15rem 0.25rem;
  font-size: 0.74rem;
  font-weight: 700;
  outline: none;
  cursor: pointer;
}
.sort-dir-select option {
  background: #141824;
  color: #ffffff;
}
.btn-apply-sort-inline {
  background: linear-gradient(135deg, #1d4ed8, #2563eb);
  border: 1px solid #3b82f6;
  color: #ffffff;
  border-radius: 5px;
  padding: 0.22rem 0.65rem;
  font-size: 0.76rem;
  font-weight: 700;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
}
.btn-apply-sort-inline:hover {
  background: #3b82f6;
  box-shadow: 0 0 10px rgba(59, 130, 246, 0.4);
}

/* Clickable Table Header Sort Links */
.th-sort-link {
  color: inherit;
  text-decoration: none;
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  gap: 0.35rem;
  width: 100%;
}
.th-sort-link:hover {
  color: var(--accent);
}
.sort-indicator {
  font-size: 0.72rem;
  padding: 0.1rem 0.35rem;
  border-radius: 4px;
  background: rgba(124, 156, 255, 0.18);
  color: var(--accent);
  font-weight: 700;
}
.sort-indicator.active-sec {
  background: rgba(232, 182, 74, 0.18);
  color: #e8b64a;
}

/* ==========================================================================
   음악 바로 듣기 (Streaming Listen Buttons & Badges) Styles
   ========================================================================== */
.title-cell-flex {
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  gap: 0.35rem;
}
.title-cell-flex input {
  flex: 1;
}
.btn-play-quick {
  background: rgba(255, 68, 68, 0.15);
  border: 1px solid rgba(255, 68, 68, 0.4);
  color: #ff5555;
  width: 26px;
  height: 26px;
  border-radius: 6px;
  display: -webkit-inline-flex;
  display: inline-flex;
  -webkit-align-items: center;
  align-items: center;
  -webkit-justify-content: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 800;
  text-decoration: none;
  flex-shrink: 0;
  transition: all 0.15s ease;
}
.btn-play-quick:hover {
  background: #ff3333;
  color: #ffffff;
  box-shadow: 0 0 8px rgba(255, 68, 68, 0.6);
  transform: scale(1.08);
}

/* Sticky Viewer Bottom Listen Bar */
.viewer-listen-bar {
  display: -webkit-flex;
  display: flex;
  -webkit-align-items: center;
  align-items: center;
  gap: 0.4rem;
  margin-top: 0.4rem;
  padding-top: 0.4rem;
  border-top: 1px dashed rgba(255, 255, 255, 0.08);
  flex-wrap: wrap;
}
.listen-title-tag {
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--muted);
}
.listen-badge {
  padding: 0.22rem 0.55rem;
  border-radius: 4px;
  font-size: 0.74rem;
  font-weight: 700;
  text-decoration: none;
  display: -webkit-inline-flex;
  display: inline-flex;
  -webkit-align-items: center;
  align-items: center;
  gap: 0.25rem;
  transition: all 0.15s ease;
}
.listen-badge.yt {
  background: rgba(255, 0, 0, 0.18);
  border: 1px solid rgba(255, 0, 0, 0.4);
  color: #ff6666;
}
.listen-badge.yt:hover {
  background: #ff0000;
  color: #ffffff;
}
.listen-badge.ytm {
  background: rgba(255, 87, 34, 0.18);
  border: 1px solid rgba(255, 87, 34, 0.4);
  color: #ff8a65;
}
.listen-badge.ytm:hover {
  background: #ff5722;
  color: #ffffff;
}
.listen-badge.spotify {
  background: rgba(30, 215, 96, 0.18);
  border: 1px solid rgba(30, 215, 96, 0.4);
  color: #1ed760;
}
.listen-badge.spotify:hover {
  background: #1ed760;
  color: #0b0d13;
}
.listen-badge.melon {
  background: rgba(0, 205, 60, 0.18);
  border: 1px solid rgba(0, 205, 60, 0.4);
  color: #55ee88;
}
.listen-badge.melon:hover {
  background: #00cd3c;
  color: #0b0d13;
}

/* Hero and Row Listen Buttons in Detail View */
.btn-hero-listen {
  background: linear-gradient(135deg, #cc0000, #ff2222);
  color: #ffffff;
  padding: 0.65rem 1.2rem;
  border-radius: 8px;
  text-decoration: none;
  font-weight: 700;
  font-size: 0.9rem;
  box-shadow: 0 4px 12px rgba(255, 0, 0, 0.3);
}
.row-actions-flex {
  display: -webkit-flex;
  display: flex;
  gap: 0.35rem;
  justify-content: center;
}
.btn-row-listen {
  background: rgba(255, 68, 68, 0.15);
  border: 1px solid rgba(255, 68, 68, 0.35);
  color: #ff6666;
  padding: 0.3rem 0.6rem;
  border-radius: 6px;
  text-decoration: none;
  font-size: 0.76rem;
  font-weight: 700;
}
.btn-row-listen:hover {
  background: #ff3333;
  color: #ffffff;
}