/* === Base Reset & Theme === */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --bg-primary: #0a0e17;
  --bg-secondary: #131a2b;
  --bg-tertiary: #1a2340;
  --bg-hover: #1f2b48;
  --border-color: #2a3a5c;
  --text-primary: #e8e6e3;
  --text-secondary: #8b9dc3;
  --text-muted: #5a6d8a;
  --accent: #4fc3f7;
  --accent-hover: #29b6f6;
  --danger: #ef5350;
  --danger-hover: #f44336;
  --success: #66bb6a;

  /* WCL parse colors */
  --parse-gold: #e5cc80;
  --parse-pink: #e268a8;
  --parse-orange: #ff8000;
  --parse-purple: #a335ee;
  --parse-blue: #0070ff;
  --parse-green: #1eff00;
  --parse-gray: #666666;

  /* WoW class colors */
  --class-warrior: #C79C6E;
  --class-paladin: #F58CBA;
  --class-hunter: #ABD473;
  --class-rogue: #FFF569;
  --class-priest: #FFFFFF;
  --class-dk: #C41F3B;
  --class-shaman: #0070DE;
  --class-mage: #69CCF0;
  --class-warlock: #9482C9;
  --class-monk: #00FF96;
  --class-druid: #FF7D0A;
  --class-dh: #A330C9;
  --class-evoker: #33937F;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Microsoft YaHei', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  min-height: 100vh;
  line-height: 1.6;
  overflow-x: hidden;
}

/* Background image layer — separate for GPU-accelerated animation */
body::before {
  content: '';
  position: fixed;
  inset: -20px;
  z-index: -2;
  background-image: url('https://bnetcmsus-a.akamaihd.net/cms/blog_header/d8/D84JV9ZJWDS01772587429618.png');
  background-size: cover;
  background-position: center top;
  background-repeat: no-repeat;
  animation: portalBreath 12s ease-in-out infinite;
  will-change: transform;
}

/* Portal breathing zoom — slowly pulls you in and out */
@keyframes portalBreath {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.06); }
}

/* Dark overlay */
.bg-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 14, 23, 0.82);
  z-index: 0;
  pointer-events: none;
}

/* Portal swirling energy glow */
.bg-overlay::before {
  content: '';
  position: fixed;
  top: 50%;
  left: 50%;
  width: 140vmax;
  height: 140vmax;
  transform: translate(-50%, -50%);
  background: conic-gradient(
    from 0deg,
    transparent 0deg,
    rgba(79, 195, 247, 0.04) 60deg,
    transparent 120deg,
    rgba(124, 77, 255, 0.03) 200deg,
    transparent 260deg,
    rgba(79, 195, 247, 0.04) 330deg,
    transparent 360deg
  );
  animation: portalSpin 30s linear infinite;
  pointer-events: none;
}

/* Center glow pulse */
.bg-overlay::after {
  content: '';
  position: fixed;
  top: 50%;
  left: 50%;
  width: 60vmin;
  height: 60vmin;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(79, 195, 247, 0.06) 0%, rgba(124, 77, 255, 0.03) 40%, transparent 70%);
  animation: portalPulse 6s ease-in-out infinite;
  pointer-events: none;
}

@keyframes portalSpin {
  from { transform: translate(-50%, -50%) rotate(0deg); }
  to { transform: translate(-50%, -50%) rotate(360deg); }
}

@keyframes portalPulse {
  0%, 100% { opacity: 0.4; transform: translate(-50%, -50%) scale(1); }
  50% { opacity: 1; transform: translate(-50%, -50%) scale(1.3); }
}

.container {
  max-width: 1600px;
  margin: 0 auto;
  padding: 20px;
  position: relative;
  z-index: 1;
}

/* === Header === */
.header {
  text-align: center;
  padding: 40px 20px 30px;
  border-bottom: 1px solid var(--border-color);
  margin-bottom: 30px;
  position: relative;
}

.btn-admin {
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  padding: 6px 16px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.85rem;
  transition: all 0.2s;
}

/* Page Navigation */
.page-nav {
  display: flex;
  gap: 8px;
  padding: 16px 0;
  margin-bottom: 16px;
  border-bottom: 1px solid var(--border-color);
}

.nav-item {
  padding: 8px 20px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-secondary);
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  transition: all 0.2s ease;
}

.nav-item:hover {
  background: var(--bg-tertiary);
  border-color: var(--accent);
  color: var(--text-primary);
}

.nav-item.active {
  background: rgba(79, 195, 247, 0.15);
  border-color: var(--accent);
  color: var(--accent);
}

.btn-admin:hover {
  background: var(--bg-hover);
  color: var(--text-primary);
}

.btn-admin.admin-active {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
}

.header h1 {
  font-size: 2rem;
  background: linear-gradient(135deg, var(--accent), #7c4dff, var(--parse-orange));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: 2px;
}

.subtitle {
  color: var(--text-secondary);
  margin-top: 8px;
  font-size: 0.95rem;
}

.season-week-banner {
  max-width: 960px;
  margin: 0 auto;
  text-align: center;
  padding: 10px 20px;
  font-size: 1.05rem;
  font-weight: 600;
  letter-spacing: 2px;
  color: #fff;
  background: linear-gradient(135deg, rgba(79, 195, 247, 0.15), rgba(124, 77, 255, 0.15));
  border: 1px solid rgba(79, 195, 247, 0.25);
  border-radius: 8px 8px 0 0;
  text-shadow: 0 0 8px rgba(79, 195, 247, 0.4);
}

/* === Signup Form === */
.signup-section {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 24px;
  margin-bottom: 24px;
}

.signup-section h2 {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
}

.signup-form .form-row {
  display: flex;
  gap: 16px;
  align-items: flex-end;
}

.form-group {
  flex: 1;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.form-group input[type="text"] {
  width: 100%;
  padding: 10px 14px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  color: var(--text-primary);
  font-size: 0.95rem;
  outline: none;
  transition: border-color 0.2s;
}

.form-group input[type="text"]:focus {
  border-color: var(--accent);
}

.form-action {
  flex: 0 0 auto;
}

.form-action button {
  padding: 10px 32px;
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 6px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: background 0.2s;
}

.form-action button:hover {
  background: var(--accent-hover);
}

.form-action button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Character name + search button */
.name-input-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.name-input-row input[type="text"] {
  flex: 1;
}

.btn-search {
  padding: 10px 20px;
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition: background 0.2s;
}

.btn-search:hover {
  background: var(--accent-hover);
}

.btn-search:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

/* Class select dropdown (in table) */
td .class-select {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  color: inherit;
  font-size: 0.82rem;
  padding: 2px 4px;
  cursor: pointer;
  outline: none;
  max-width: 90px;
}

td .class-select:focus {
  border-color: var(--accent);
}

td .class-select option {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

/* Search hint */
.search-hint {
  margin-top: 8px;
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.search-hint.hidden {
  display: none;
}

/* Server dropdown */
.server-input-wrapper {
  position: relative;
}

.server-dropdown {
  position: absolute;
  top: calc(100% - 1px);
  left: 0;
  right: 0;
  max-height: 50vh;
  overflow-y: auto;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-top: none;
  border-radius: 0 0 6px 6px;
  z-index: 100;
}

.server-dropdown.hidden {
  display: none;
}

.server-option {
  padding: 8px 14px;
  cursor: pointer;
  font-size: 0.9rem;
  transition: background 0.15s;
}

.server-option:hover,
.server-option.active {
  background: var(--bg-hover);
  color: var(--accent);
}

.search-hint-item {
  padding: 8px 14px;
  font-size: 0.82rem;
  color: var(--text-secondary);
  border-bottom: 1px solid rgba(42, 58, 92, 0.5);
}

.search-result-option {
  display: flex;
  align-items: center;
  gap: 8px;
  flex-wrap: wrap;
}

.server-name-text {
  color: var(--text-primary);
}

.search-class-label {
  font-size: 0.8rem;
  color: var(--text-secondary);
  margin-left: auto;
}

.form-message {
  margin-top: 12px;
  padding: 8px 14px;
  border-radius: 6px;
  font-size: 0.9rem;
}

.form-message.hidden {
  display: none;
}

.form-message.error {
  background: rgba(239, 83, 80, 0.15);
  color: var(--danger);
  border: 1px solid rgba(239, 83, 80, 0.3);
}

.form-message.success {
  background: rgba(102, 187, 106, 0.15);
  color: var(--success);
  border: 1px solid rgba(102, 187, 106, 0.3);
}

/* === Stats Bar === */
.stats-section {
  margin-bottom: 16px;
}

.stats-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  padding: 14px 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.stats-info {
  display: flex;
  gap: 12px;
  align-items: center;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.stats-info strong {
  color: var(--text-primary);
}

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

.stats-actions {
  display: flex;
  gap: 12px;
  align-items: center;
}

.filter-group {
  display: flex;
  gap: 4px;
}

.filter-btn {
  padding: 6px 14px;
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  color: var(--text-secondary);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s;
}

.filter-btn:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.filter-btn.active {
  background: var(--accent);
  color: #000;
  border-color: var(--accent);
}

.btn-refresh-all {
  padding: 6px 16px;
  background: transparent;
  border: 1px solid var(--accent);
  border-radius: 4px;
  color: var(--accent);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-refresh-all:hover {
  background: var(--accent);
  color: #000;
}

.btn-refresh-all:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-batch-delete {
  padding: 6px 16px;
  background: transparent;
  border: 1px solid var(--danger);
  border-radius: 4px;
  color: var(--danger);
  font-size: 0.8rem;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-batch-delete:hover {
  background: var(--danger);
  color: #fff;
}

.btn-batch-delete:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.btn-batch-delete.hidden {
  display: none;
}

/* === Table === */
.table-section {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  overflow: hidden;
}

.table-wrapper {
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.88rem;
  table-layout: auto;
}

thead {
  background: var(--bg-tertiary);
}

th {
  padding: 12px 10px;
  text-align: center;
  font-weight: 600;
  color: var(--text-secondary);
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border-bottom: 2px solid var(--border-color);
  white-space: nowrap;
}

td {
  padding: 10px;
  text-align: center;
  border-bottom: 1px solid rgba(42, 58, 92, 0.5);
  white-space: nowrap;
}

tbody tr {
  transition: background 0.15s;
}

tbody tr:hover {
  background: var(--bg-hover);
}

.col-check {
  width: 36px;
  min-width: 36px;
  text-align: center;
}

.col-check input[type="checkbox"] {
  cursor: pointer;
  width: 16px;
  height: 16px;
  accent-color: var(--accent);
}

.col-name {
  text-align: left;
  min-width: 100px;
  max-width: 120px;
}

td.col-name {
  text-align: left;
  font-weight: 600;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
  cursor: default;
}

.col-server {
  min-width: 80px;
}

.col-class {
  min-width: 70px;
}

.col-spec {
  min-width: 120px;
}

.spec-select {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  color: var(--text-primary);
  font-size: 0.82rem;
  padding: 2px 4px;
  cursor: pointer;
  outline: none;
  max-width: 80px;
}

.spec-select:focus {
  border-color: var(--accent);
}

.spec-select option {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

.spec-icon {
  width: 20px;
  height: 20px;
  vertical-align: middle;
  border-radius: 3px;
  margin-right: 4px;
}

.col-role {
  min-width: 50px;
}

.col-boss-group {
  text-align: center;
  background: rgba(79, 195, 247, 0.08);
  border-bottom: 1px solid var(--border-color);
  font-size: 0.85rem;
  color: var(--accent);
  letter-spacing: 1px;
  padding: 0;
}

.col-boss-group .zone-label {
  display: inline-block;
  text-align: center;
  border-right: 1px solid var(--border-color);
  padding: 8px;
  font-weight: 600;
}

.col-boss-group .zone-label:last-child {
  border-right: none;
}

.col-boss {
  min-width: 80px;
}

.col-boss {
  min-width: 80px;
}

/* Dual difficulty score layout (H+M) */
.dual-score {
  display: flex;
  flex-direction: column;
  gap: 2px;
  align-items: center;
}

.dual-score .diff-row {
  display: flex;
  align-items: center;
  gap: 4px;
}

.diff-label {
  font-size: 0.65rem;
  font-weight: 600;
  padding: 1px 3px;
  border-radius: 2px;
  min-width: 14px;
  text-align: center;
}

.diff-h {
  background: #1e3a5f;
  color: #64b5f6;
}

.diff-m {
  background: #4a1e1e;
  color: #ef5350;
}

.metric-icon {
  font-size: 0.7rem;
  margin-left: 2px;
  vertical-align: middle;
}

.col-actions {
  min-width: 100px;
}

/* Role badges */
.role-badge {
  display: inline-block;
  padding: 2px 10px;
  border-radius: 3px;
  font-size: 0.8rem;
  font-weight: 600;
}

.role-tank {
  background: rgba(79, 195, 247, 0.2);
  color: var(--accent);
}

.role-healer {
  background: rgba(102, 187, 106, 0.2);
  color: var(--success);
}

.role-dps {
  background: rgba(239, 83, 80, 0.2);
  color: var(--danger);
}

/* Parse score colors */
.parse-score {
  font-weight: 700;
  font-size: 0.9rem;
}

.parse-gold { color: var(--parse-gold); }
.parse-pink { color: var(--parse-pink); }
.parse-orange { color: var(--parse-orange); }
.parse-purple { color: var(--parse-purple); }
.parse-blue { color: var(--parse-blue); }
.parse-green { color: var(--parse-green); }
.parse-gray { color: var(--parse-gray); }
.parse-none { color: var(--text-muted); }

/* Class colors */
.class-1 { color: var(--class-warrior); }
.class-2 { color: var(--class-paladin); }
.class-3 { color: var(--class-hunter); }
.class-4 { color: var(--class-rogue); }
.class-5 { color: var(--class-priest); }
.class-6 { color: var(--class-dk); }
.class-7 { color: var(--class-shaman); }
.class-8 { color: var(--class-mage); }
.class-9 { color: var(--class-warlock); }
.class-10 { color: var(--class-monk); }
.class-11 { color: var(--class-druid); }
.class-12 { color: var(--class-dh); }
.class-13 { color: var(--class-evoker); }

/* Character name link to WCL */
.char-link {
  color: inherit;
  text-decoration: underline;
  text-decoration-color: rgba(79, 195, 247, 0.4);
  text-underline-offset: 3px;
  font-weight: 600;
  transition: opacity 0.2s;
}

.char-link::after {
  content: ' ↗';
  font-size: 10px;
  opacity: 0.5;
}

.char-link:hover {
  opacity: 0.8;
  text-decoration-color: rgba(79, 195, 247, 0.8);
}

/* Action buttons */
.btn-action {
  padding: 4px 10px;
  border: none;
  border-radius: 4px;
  font-size: 0.78rem;
  cursor: pointer;
  transition: all 0.2s;
  margin: 0 2px;
}

.btn-refresh {
  background: rgba(79, 195, 247, 0.15);
  color: var(--accent);
  border: 1px solid rgba(79, 195, 247, 0.3);
}

.btn-refresh:hover {
  background: rgba(79, 195, 247, 0.3);
}

.btn-delete {
  background: rgba(239, 83, 80, 0.15);
  color: var(--danger);
  border: 1px solid rgba(239, 83, 80, 0.3);
}

.btn-delete:hover {
  background: rgba(239, 83, 80, 0.3);
}

.btn-action:disabled {
  opacity: 0.4;
  cursor: not-allowed;
}

.btn-sign {
  background: rgba(79, 195, 247, 0.15);
  color: #4fc3f7;
  border: 1px solid rgba(79, 195, 247, 0.3);
}
.btn-sign:hover {
  background: rgba(79, 195, 247, 0.3);
  color: #fff;
  border-color: #4fc3f7;
}
.btn-attended {
  background: rgba(76, 175, 80, 0.2);
  color: #4caf50;
  border: 1px solid rgba(76, 175, 80, 0.4);
}
.btn-attended:hover {
  background: rgba(255, 82, 82, 0.15);
  color: #ff5252;
  border-color: #ff5252;
}

.col-attend {
  text-align: center;
  white-space: nowrap;
  width: 80px;
  min-width: 80px;
}

.col-attend .btn-action {
  min-width: 72px;
}

.attend-locked {
  display: inline-block;
  padding: 3px 10px;
  border-radius: 4px;
  font-size: 12px;
  cursor: default;
  opacity: 0.7;
}

.stat-attend {
  color: #4caf50;
}

.row-unattended {
  opacity: 0.45;
}
.row-unattended:hover {
  opacity: 0.75;
}

/* Empty state */
.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--text-muted);
}

.empty-state.hidden {
  display: none;
}

/* Loading overlay */
.loading-overlay {
  position: fixed;
  inset: 0;
  background: rgba(10, 14, 23, 0.85);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  z-index: 1001;
  color: var(--text-secondary);
}

.loading-overlay.hidden {
  display: none;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid var(--border-color);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 16px;
}

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

/* Tooltip for boss score hover */
.score-cell {
  position: relative;
  cursor: default;
  min-width: 80px;
  text-align: center;
}

.score-cell .tooltip {
  display: none;
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 6px 10px;
  font-size: 0.78rem;
  white-space: nowrap;
  z-index: 50;
  color: var(--text-secondary);
  pointer-events: none;
}

.score-cell:hover .tooltip {
  display: block;
}

/* WCL link */
a.wcl-link {
  text-decoration: none;
  border-bottom: 1px dotted currentColor;
}

a.wcl-link:hover {
  border-bottom-style: solid;
}

a.wcl-link.parse-gold { color: var(--parse-gold); }
a.wcl-link.parse-pink { color: var(--parse-pink); }
a.wcl-link.parse-orange { color: var(--parse-orange); }
a.wcl-link.parse-purple { color: var(--parse-purple); }
a.wcl-link.parse-blue { color: var(--parse-blue); }
a.wcl-link.parse-green { color: var(--parse-green); }
a.wcl-link.parse-gray { color: var(--parse-gray); }
a.wcl-link.parse-none { color: var(--text-muted); }

/* === Footer (备案信息) === */
.site-footer {
  text-align: center;
  padding: 20px;
  margin-top: 30px;
  font-size: 12px;
  color: var(--text-muted);
  position: relative;
  z-index: 1;
}

.site-footer a {
  color: var(--text-muted);
  text-decoration: none;
  transition: color 0.2s;
}

.site-footer a:hover {
  color: var(--text-secondary);
}

.footer-divider {
  margin: 0 8px;
  color: var(--text-muted);
}

.beian-icon {
  width: 14px;
  height: 14px;
  vertical-align: text-bottom;
  margin-right: 3px;
}

/* === Table header alignment fix === */
.col-boss-group-cell {
  text-align: center;
  background: rgba(79, 195, 247, 0.08);
  border-bottom: 1px solid var(--border-color);
  font-size: 0.85rem;
  color: var(--accent);
  letter-spacing: 1px;
  padding: 8px;
  font-weight: 600;
}

/* === Class Distribution Pie Chart === */
.chart-section {
  max-width: 960px;
  margin: 0 auto 20px;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-top: none;
  border-radius: 0 0 8px 8px;
  padding: 20px;
  position: relative;
  z-index: 1;
}

.chart-title {
  font-size: 1rem;
  color: var(--text-secondary);
  margin-bottom: 16px;
  font-weight: 600;
}

.chart-container {
  display: flex;
  gap: 0;
}

.chart-left {
  flex: 1;
  min-width: 0;
}

.chart-pie-row {
  display: flex;
  align-items: center;
  gap: 20px;
}

.chart-divider {
  width: 1px;
  background: var(--border-color);
  margin: 0 24px;
  align-self: stretch;
}

.chart-right {
  flex: 0 0 280px;
}

.chart-pie {
  flex-shrink: 0;
  width: 180px;
  height: 180px;
}

.chart-pie svg {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 2px 8px rgba(0, 0, 0, 0.3));
}

.chart-pie svg path {
  transition: transform 0.2s ease, filter 0.2s ease;
  transform-origin: 110px 110px;
  cursor: pointer;
}

.chart-pie svg path:hover {
  transform: scale(1.06);
  filter: brightness(1.2);
}

.chart-pie .pie-label {
  pointer-events: none;
  font-size: 11px;
  font-weight: 700;
  fill: #fff;
  text-anchor: middle;
  dominant-baseline: central;
  text-shadow: 0 1px 3px rgba(0, 0, 0, 0.8);
}

.chart-pie .pie-tooltip {
  position: absolute;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  padding: 6px 10px;
  font-size: 12px;
  color: var(--text-primary);
  pointer-events: none;
  z-index: 20;
  white-space: nowrap;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.4);
  display: none;
}

/* 饼图筛选标签 */
.pie-filter-tag {
  position: absolute;
  top: 8px;
  left: 8px;
  background: var(--accent-color, #f59e0b);
  color: #000;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 12px;
  cursor: pointer;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
  transition: all 0.2s;
  z-index: 10;
}

.pie-filter-tag:hover {
  background: #fbbf24;
  transform: scale(1.05);
}

.chart-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 16px;
  flex: 1;
}

.legend-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  color: var(--text-secondary);
  min-width: 100px;
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.legend-count {
  color: var(--text-primary);
  font-weight: 600;
}

/* Buff coverage */
.buff-list {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.buff-item {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  padding: 4px 8px;
  border-radius: 4px;
}

.buff-item.covered {
  color: var(--success);
  background: rgba(102, 187, 106, 0.08);
}

.buff-item.missing {
  color: var(--danger);
  background: rgba(239, 83, 80, 0.08);
}

.buff-icon {
  font-size: 14px;
  width: 18px;
  text-align: center;
  flex-shrink: 0;
}

.buff-name {
  flex: 1;
}

.buff-source {
  font-size: 11px;
  color: var(--text-muted);
}

/* Responsive */
@media (max-width: 768px) {
  .signup-form .form-row {
    flex-direction: column;
  }

  .stats-bar {
    flex-direction: column;
    align-items: flex-start;
  }

  .header h1 {
    font-size: 1.4rem;
  }
}

/* === User Type Badge === */
.user-type-badge {
  display: inline-block;
  font-size: 0.65rem;
  padding: 1px 5px;
  border-radius: 3px;
  cursor: pointer;
  margin-right: 4px;
  vertical-align: middle;
  font-weight: 600;
  line-height: 1.4;
}
.ut-guild {
  background: rgba(255, 152, 0, 0.2);
  color: #ff9800;
  border: 1px solid rgba(255, 152, 0, 0.4);
}
.ut-independent {
  background: rgba(120, 144, 156, 0.2);
  color: #90a4ae;
  border: 1px solid rgba(120, 144, 156, 0.3);
}
.user-type-badge:hover {
  opacity: 0.8;
}

/* === User Type Modal (Desktop) === */
.ut-modal {
  position: fixed; inset: 0; background: rgba(0,0,0,0.75); z-index: 200;
  display: flex; align-items: center; justify-content: center;
}
.ut-modal.hidden { display: none; }
.ut-box {
  background: var(--bg-secondary); border: 1px solid var(--border-color);
  border-radius: 12px; padding: 32px 28px; width: 420px; max-width: 90%; text-align: center;
}
.ut-box h3 { color: var(--accent); margin-bottom: 8px; font-size: 1.2rem; }
.ut-box p { color: var(--text-secondary); margin-bottom: 20px; font-size: 0.9rem; }
.ut-btns { display: flex; gap: 16px; justify-content: center; margin-bottom: 16px; }
.ut-btn {
  padding: 10px 28px; border-radius: 6px; border: 1px solid var(--border-color);
  background: var(--bg-tertiary); color: var(--text-primary); cursor: pointer;
  font-size: 0.95rem; font-weight: 600; transition: all 0.2s;
}
.ut-btn:hover { background: var(--bg-hover); border-color: var(--accent); }
.ut-btn.ut-guild { background: rgba(255,152,0,0.15); color: #ff9800; border-color: rgba(255,152,0,0.4); }
.ut-btn.ut-guild:hover { background: rgba(255,152,0,0.3); }
.ut-pwd { margin-top: 12px; }
.ut-pwd.hidden { display: none; }
.ut-input {
  width: 100%; padding: 10px 14px; border-radius: 6px;
  border: 1px solid var(--border-color); background: var(--bg-tertiary);
  color: var(--text-primary); font-size: 0.9rem; margin-bottom: 10px;
  box-sizing: border-box;
}
.ut-submit {
  padding: 8px 24px; border-radius: 6px; border: none;
  background: var(--accent); color: #000; cursor: pointer;
  font-weight: 600; font-size: 0.9rem;
}
.ut-err { color: #f44336; font-size: 0.8rem; margin-top: 8px; }
.ut-err.hidden { display: none; }

/* === Identity Switch Button === */
.header-actions {
  position: absolute;
  right: 20px;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  gap: 8px;
  align-items: center;
}
.btn-admin {
  position: static;
  transform: none;
}
.btn-switch-identity {
  background: var(--bg-tertiary);
  color: var(--text-secondary);
  border: 1px solid var(--border-color);
  padding: 6px 14px;
  border-radius: 4px;
  cursor: pointer;
  font-size: 0.8rem;
  font-weight: 600;
  transition: all 0.2s;
}
.btn-switch-identity:hover { background: var(--bg-hover); }
.identity-guild {
  background: rgba(255,152,0,0.15);
  color: #ff9800;
  border-color: rgba(255,152,0,0.4);
}
.identity-guild:hover { background: rgba(255,152,0,0.3); }
.identity-independent {
  background: rgba(120,144,156,0.15);
  color: #90a4ae;
  border-color: rgba(120,144,156,0.3);
}