/* ===== 全局变量 ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #0d0f14;
  --bg2: #13161e;
  --surface: #1a1d27;
  --surface2: #21253a;
  --border: rgba(255,255,255,0.07);
  --border-hover: rgba(124,106,247,0.3);
  --accent: #7c6af7;
  --accent2: #a78bfa;
  --accent-glow: rgba(124,106,247,0.2);
  --text: #e8eaf0;
  --text1: #e8eaf0;
  --text2: #9499b0;
  --text3: #5a5f7a;
  --green: #34d399;
  --green-dim: rgba(52,211,153,0.15);
  --red: #f87171;
  --red-dim: rgba(248,113,113,0.15);
  --orange: #fb923c;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 8px 32px rgba(0,0,0,0.4);
}

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: 'Inter', 'Noto Serif SC', system-ui, sans-serif;
  line-height: 1.6;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ===== 背景光晕 ===== */
.bg-orbs { position: fixed; inset: 0; pointer-events: none; z-index: 0; overflow: hidden; }
.orb { position: absolute; border-radius: 50%; filter: blur(80px); opacity: 0.12; }
.orb-1 { width: 600px; height: 600px; background: #7c6af7; top: -200px; left: -100px; animation: drift 20s ease-in-out infinite; }
.orb-2 { width: 400px; height: 400px; background: #06b6d4; bottom: 100px; right: -100px; animation: drift 25s ease-in-out infinite reverse; }
.orb-3 { width: 300px; height: 300px; background: #f472b6; top: 50%; left: 50%; animation: drift 18s ease-in-out infinite 5s; }

@keyframes drift {
  0%, 100% { transform: translate(0,0) scale(1); }
  33% { transform: translate(30px,-40px) scale(1.05); }
  66% { transform: translate(-20px,20px) scale(0.95); }
}

/* ===== 容器 ===== */
.container { max-width: 900px; margin: 0 auto; padding: 0 20px 60px; position: relative; z-index: 1; }

/* ===== 顶部栏 ===== */
.header {
  position: sticky; top: 0; z-index: 100;
  background: rgba(13,15,20,0.85); backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
}
.header-inner {
  max-width: 900px; margin: 0 auto;
  height: 60px; display: flex; align-items: center; justify-content: space-between; gap: 16px;
}
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--text); }
.logo-icon { font-size: 20px; color: var(--accent2); }
.logo-text { font-weight: 600; font-size: 16px; }

/* ===== 用户区域 ===== */
.user-area { display: flex; align-items: center; gap: 10px; }
.user-badge {
  display: flex; align-items: center; gap: 8px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 100px; padding: 5px 14px 5px 8px;
  font-size: 13px; color: var(--text2); cursor: pointer;
  transition: all 0.2s;
}
.user-badge:hover { border-color: var(--border-hover); color: var(--text); }
.user-avatar {
  width: 26px; height: 26px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 700; color: white; flex-shrink: 0;
}
.user-name { font-weight: 500; max-width: 100px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }

/* ===== 标题区 ===== */
.page-hero {
  position: relative; z-index: 1;
  padding: 48px 24px 32px; text-align: center;
}
.hero-badge {
  display: inline-flex; align-items: center; gap: 6px;
  background: rgba(124,106,247,0.12); border: 1px solid rgba(124,106,247,0.25);
  color: var(--accent2); font-size: 11px; font-weight: 500; letter-spacing: 0.08em;
  padding: 4px 12px; border-radius: 100px; margin-bottom: 16px; text-transform: uppercase;
}
.page-title {
  font-family: 'Noto Serif SC', serif;
  font-size: clamp(32px, 6vw, 52px); font-weight: 700; line-height: 1.1;
  background: linear-gradient(135deg, #fff 0%, var(--accent2) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
  margin-bottom: 10px;
}
.page-subtitle { color: var(--text2); font-size: 15px; }

/* ===== 标签页 ===== */
.tabs {
  display: flex; gap: 4px;
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 12px; padding: 4px;
  margin-bottom: 24px; width: fit-content;
}
.tab-btn {
  background: none; border: none; color: var(--text2);
  font-size: 14px; font-weight: 500;
  padding: 8px 20px; border-radius: 9px; cursor: pointer;
  transition: all 0.2s;
}
.tab-btn.active { background: var(--surface2); color: var(--text); }
.tab-btn:hover:not(.active) { color: var(--text); }
.tab-content { display: none; }
.tab-content.active { display: block; }

/* ===== 卡片 ===== */
.card {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 20px;
  margin-bottom: 16px; position: relative;
}
.card-header {
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 16px;
}
.card-header h2 { font-size: 15px; font-weight: 600; flex: 1; }
.card-icon { font-size: 18px; }

/* ===== 游戏规则 ===== */
.rules-toggle { cursor: pointer; user-select: none; margin-bottom: 0; }
.rules-toggle:hover h2 { color: var(--accent2); }
.rules-toggle-icon { font-size: 11px; color: var(--text3); transition: transform 0.2s; }
.rules-body { display: none; margin-top: 16px; }
.rules-body.open { display: block; }
.rules-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 10px; margin-bottom: 16px;
}
.rule-item {
  background: var(--surface2); border-radius: var(--radius-sm);
  padding: 12px 14px;
}
.rule-num { font-size: 10px; color: var(--accent2); font-weight: 600; letter-spacing: 0.08em; margin-bottom: 4px; }
.rule-text { font-size: 13px; color: var(--text2); line-height: 1.5; }
.rule-text strong { color: var(--text); }
.prob-table { width: 100%; border-collapse: collapse; font-size: 13px; }
.prob-table th { text-align: left; padding: 8px 12px; color: var(--text3); font-weight: 500; border-bottom: 1px solid var(--border); }
.prob-table td { padding: 8px 12px; border-bottom: 1px solid var(--border); color: var(--text2); }
.prob-table tr:last-child td { border-bottom: none; }
.prob-table .highlight { color: var(--accent2); font-weight: 600; }

/* ===== 货币显示 ===== */
.coins-card .card-header { margin-bottom: 8px; }
.coins-display { display: flex; align-items: baseline; gap: 8px; padding: 8px 0; }
.coins-value { font-size: 48px; font-weight: 700; color: var(--accent2); line-height: 1; }
.coins-unit { font-size: 18px; color: var(--text3); }

/* ===== 状态网格 ===== */
.status-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; }
.status-item {
  background: var(--surface2); border-radius: var(--radius-sm);
  padding: 12px; text-align: center;
}
.status-label { display: block; font-size: 11px; color: var(--text3); margin-bottom: 6px; }
.status-value { display: block; font-size: 20px; font-weight: 700; color: var(--text); }

/* ===== 投币按钮 ===== */
.bet-buttons { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; }
.bet-btn {
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 12px 8px;
  cursor: pointer; transition: all 0.2s; color: var(--text);
  display: flex; flex-direction: column; align-items: center; gap: 4px;
}
.bet-btn:hover { border-color: var(--border-hover); background: rgba(124,106,247,0.1); }
.bet-btn .btn-icon { font-size: 16px; font-weight: 700; color: var(--accent2); }
.bet-btn .btn-text { font-size: 12px; color: var(--text3); }
.reset-btn .btn-icon { color: var(--text3); }
.reset-btn:hover .btn-icon { color: var(--red); }

/* ===== 控制按钮 ===== */
.control-buttons { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.control-btn {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  padding: 14px 20px; border-radius: var(--radius-sm);
  border: none; cursor: pointer; font-size: 15px; font-weight: 600;
  transition: all 0.2s;
}
.control-btn .btn-icon { font-size: 18px; }
.control-btn.primary { background: var(--accent); color: white; }
.control-btn.primary:hover { background: var(--accent2); transform: translateY(-1px); box-shadow: 0 4px 20px var(--accent-glow); }
.control-btn.success { background: rgba(52,211,153,0.15); color: var(--green); border: 1px solid rgba(52,211,153,0.3); }
.control-btn.success:hover:not(:disabled) { background: rgba(52,211,153,0.25); }
.control-btn.danger { background: rgba(248,113,113,0.15); color: var(--red); border: 1px solid rgba(248,113,113,0.3); }
.control-btn.danger:hover:not(:disabled) { background: rgba(248,113,113,0.25); }
.control-btn:disabled { opacity: 0.4; cursor: not-allowed; transform: none !important; }

/* ===== 积分记录板 ===== */
.score-badge {
  background: var(--accent); color: white;
  font-size: 13px; font-weight: 700;
  padding: 3px 10px; border-radius: 100px;
}
.history-container { max-height: 240px; overflow-y: auto; }
.history-list { display: flex; flex-direction: column; gap: 6px; }
.history-empty, .log-empty { color: var(--text3); font-size: 13px; text-align: center; padding: 20px; }
.history-item {
  display: flex; align-items: center; gap: 10px;
  background: var(--surface2); border-radius: var(--radius-sm);
  padding: 8px 12px; font-size: 13px;
}
.history-item.win { border-left: 3px solid var(--green); }
.history-item.lose { border-left: 3px solid var(--red); }
.history-round { color: var(--text3); min-width: 40px; }
.history-detail { flex: 1; color: var(--text2); }
.history-score { font-weight: 600; color: var(--accent2); }

/* ===== 策略模式 ===== */
.strategy-select { display: flex; align-items: center; gap: 8px; }
.strategy-dropdown {
  flex: 1; background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 8px 12px;
  color: var(--text); font-size: 14px; cursor: pointer;
}
.strategy-dropdown:focus { outline: none; border-color: var(--border-hover); }
.btn-icon-only {
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  cursor: pointer; font-size: 16px; transition: all 0.2s; color: var(--text2);
}
.btn-icon-only:hover { border-color: var(--border-hover); color: var(--text); }

/* ===== 运行控制 ===== */
.run-controls { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 12px; }
.input-group { display: flex; align-items: center; gap: 8px; }
.input-group label { font-size: 13px; color: var(--text3); white-space: nowrap; }
.input-group input {
  background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 6px 10px;
  color: var(--text); font-size: 14px; width: 90px;
}
.input-group input:focus { outline: none; border-color: var(--border-hover); }
.run-status { font-size: 13px; color: var(--text3); padding: 8px 0; }

/* ===== 行为记录 ===== */
.log-container { max-height: 200px; overflow-y: auto; }
.log-list { display: flex; flex-direction: column; gap: 4px; }
.log-item { font-size: 12px; color: var(--text2); padding: 4px 8px; border-radius: 6px; }
.log-item.win { color: var(--green); background: var(--green-dim); }
.log-item.lose { color: var(--red); background: var(--red-dim); }
.log-item.info { color: var(--text3); }

/* ===== 排行榜 ===== */
.lb-empty { color: var(--text3); font-size: 14px; text-align: center; padding: 40px 20px; }
.lb-hint { font-size: 12px; color: var(--text3); text-align: center; padding: 12px 0 4px; }
.lb-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.lb-table th { text-align: left; padding: 10px 12px; color: var(--text3); font-weight: 500; border-bottom: 1px solid var(--border); font-size: 12px; }
.lb-table td { padding: 10px 12px; border-bottom: 1px solid var(--border); color: var(--text2); }
.lb-table tr:last-child td { border-bottom: none; }
.lb-table tr:hover td { background: var(--surface2); }
.lb-rank { font-weight: 700; color: var(--accent2); }
.lb-challenge-btn {
  background: rgba(124,106,247,0.15); border: 1px solid rgba(124,106,247,0.3);
  color: var(--accent2); font-size: 12px; padding: 4px 12px;
  border-radius: 6px; cursor: pointer; transition: all 0.2s;
}
.lb-challenge-btn:hover { background: rgba(124,106,247,0.25); }

/* ===== 通用按钮 ===== */
.btn-primary {
  background: var(--accent); color: white;
  border: none; border-radius: var(--radius-sm);
  padding: 10px 20px; font-size: 14px; font-weight: 600;
  cursor: pointer; transition: all 0.2s;
}
.btn-primary:hover { background: var(--accent2); transform: translateY(-1px); }
.btn-primary:disabled { opacity: 0.4; cursor: not-allowed; transform: none; }
.btn-secondary {
  background: var(--surface2); color: var(--text2);
  border: 1px solid var(--border); border-radius: var(--radius-sm);
  padding: 10px 20px; font-size: 14px; font-weight: 500;
  cursor: pointer; transition: all 0.2s;
}
.btn-secondary:hover { border-color: var(--border-hover); color: var(--text); }
.btn-danger {
  background: rgba(248,113,113,0.15); color: var(--red);
  border: 1px solid rgba(248,113,113,0.3); border-radius: var(--radius-sm);
  padding: 10px 20px; font-size: 14px; font-weight: 500;
  cursor: pointer; transition: all 0.2s;
}
.btn-danger:hover { background: rgba(248,113,113,0.25); }

/* ===== 表单 ===== */
.form-group { margin-bottom: 16px; }
.form-group label { display: block; font-size: 13px; color: var(--text3); margin-bottom: 6px; }
.form-group input {
  width: 100%; background: var(--surface2); border: 1px solid var(--border);
  border-radius: var(--radius-sm); padding: 10px 14px;
  color: var(--text); font-size: 14px;
}
.form-group input:focus { outline: none; border-color: var(--border-hover); }

/* ===== 模态框 ===== */
.modal {
  display: none; position: fixed; inset: 0; z-index: 200;
  background: rgba(0,0,0,0.7); backdrop-filter: blur(8px);
  align-items: center; justify-content: center; padding: 24px;
}
.modal.active { display: flex; }
.modal-content {
  background: var(--surface); border: 1px solid var(--border);
  border-radius: 20px; max-width: 600px; width: 100%;
  max-height: 85vh; overflow-y: auto; position: relative;
}
.analysis-modal-content { max-width: 700px; }
.pk-modal-content { max-width: 640px; }
.modal-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px; border-bottom: 1px solid var(--border);
}
.modal-header h2 { font-size: 17px; font-weight: 600; }
.modal-close {
  background: var(--surface2); border: none; color: var(--text2);
  width: 32px; height: 32px; border-radius: 8px; cursor: pointer;
  font-size: 14px; transition: all 0.2s; display: flex; align-items: center; justify-content: center;
}
.modal-close:hover { background: var(--border); color: var(--text); }
.modal-body { padding: 20px 24px; }
.modal-footer {
  display: flex; justify-content: flex-end; gap: 10px;
  padding: 16px 24px; border-top: 1px solid var(--border);
}

/* ===== 策略配置 ===== */
.strategy-config h3 { font-size: 13px; color: var(--text3); margin-bottom: 12px; }
.multiplier-config-row {
  display: flex; align-items: center; gap: 10px;
  background: var(--surface2); border-radius: var(--radius-sm);
  padding: 10px 14px; margin-bottom: 8px;
}
.multiplier-config-row label { font-size: 13px; color: var(--text2); min-width: 60px; }
.multiplier-config-row input {
  flex: 1; background: var(--bg2); border: 1px solid var(--border);
  border-radius: 6px; padding: 6px 10px; color: var(--text); font-size: 13px;
}
.multiplier-config-row input:focus { outline: none; border-color: var(--border-hover); }

/* ===== 分析模态框 ===== */
.analysis-controls { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.progress-bar-container {
  background: var(--surface2); border-radius: 100px;
  height: 6px; overflow: hidden; margin-bottom: 8px;
}
.progress-bar {
  height: 100%; background: linear-gradient(90deg, var(--accent), var(--accent2));
  border-radius: 100px; transition: width 0.3s;
}
.progress-text { font-size: 13px; color: var(--text3); text-align: center; }
.analysis-stats {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px; margin-bottom: 20px;
}
.stat-box {
  background: var(--surface2); border-radius: var(--radius-sm);
  padding: 12px; text-align: center;
}
.stat-box-label { font-size: 11px; color: var(--text3); margin-bottom: 4px; }
.stat-box-value { font-size: 18px; font-weight: 700; color: var(--accent2); }
.analysis-charts { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.chart-container { background: var(--surface2); border-radius: var(--radius-sm); padding: 16px; }

/* ===== PK 模态框 ===== */
.pk-vs { display: grid; grid-template-columns: 1fr auto 1fr; gap: 16px; align-items: center; margin-bottom: 20px; }
.pk-side {
  background: var(--surface2); border-radius: var(--radius-sm);
  padding: 16px; text-align: center;
}
.pk-side-label { font-size: 11px; color: var(--text3); margin-bottom: 8px; letter-spacing: 0.05em; }
.pk-side-name { font-size: 15px; font-weight: 600; color: var(--text); }
.pk-side-user { font-size: 12px; color: var(--text3); margin-top: 4px; }
.pk-divider {
  font-size: 18px; font-weight: 800; color: var(--accent2);
  background: rgba(124,106,247,0.15); border: 1px solid rgba(124,106,247,0.3);
  border-radius: 50%; width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
}
.pk-results { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin-top: 12px; }
.pk-result-card {
  background: var(--surface2); border-radius: var(--radius-sm);
  padding: 16px; text-align: center;
}
.pk-result-card.winner { border: 1px solid rgba(52,211,153,0.4); background: var(--green-dim); }
.pk-result-title { font-size: 13px; color: var(--text3); margin-bottom: 8px; }
.pk-result-score { font-size: 28px; font-weight: 700; color: var(--accent2); }
.pk-result-detail { font-size: 12px; color: var(--text3); margin-top: 6px; }

/* ===== Toast ===== */
.toast {
  position: fixed; bottom: 32px; left: 50%; transform: translateX(-50%) translateY(20px);
  background: var(--surface2); border: 1px solid var(--border);
  color: var(--text); font-size: 14px; padding: 10px 20px;
  border-radius: 100px; z-index: 300; opacity: 0;
  transition: all 0.3s; pointer-events: none; white-space: nowrap;
}
.toast.show { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ===== 滚动条 ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--surface2); border-radius: 3px; }

/* ===== 响应式 ===== */
@media (max-width: 600px) {
  .bet-buttons { grid-template-columns: repeat(2, 1fr); }
  .control-buttons { grid-template-columns: 1fr; }
  .status-grid { grid-template-columns: repeat(3, 1fr); }
  .analysis-charts { grid-template-columns: 1fr; }
  .pk-vs { grid-template-columns: 1fr; }
  .pk-divider { margin: 0 auto; }
  .pk-results { grid-template-columns: 1fr; }
  .tabs { width: 100%; }
  .tab-btn { flex: 1; text-align: center; }
}

/* ===== 排行榜扩展 ===== */
.rank-badge {
  display: inline-flex; align-items: center; justify-content: center;
  width: 24px; height: 24px; border-radius: 50%;
  font-size: 12px; font-weight: 700;
}
.rank-1 { background: rgba(255,215,0,0.2); color: #ffd700; border: 1px solid rgba(255,215,0,0.4); }
.rank-2 { background: rgba(192,192,192,0.2); color: #c0c0c0; border: 1px solid rgba(192,192,192,0.4); }
.rank-3 { background: rgba(205,127,50,0.2); color: #cd7f32; border: 1px solid rgba(205,127,50,0.4); }
.rank-other { background: var(--surface2); color: var(--text3); }
.lb-user { display: flex; align-items: center; gap: 8px; }
.lb-avatar {
  width: 24px; height: 24px; border-radius: 50%;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  display: flex; align-items: center; justify-content: center;
  font-size: 11px; font-weight: 700; color: white; flex-shrink: 0;
}
.lb-score { color: var(--accent2); font-weight: 600; }
.lb-max { color: var(--green); font-weight: 600; }
.pk-btn {
  background: rgba(124,106,247,0.15); border: 1px solid rgba(124,106,247,0.3);
  color: var(--accent2); font-size: 12px; padding: 4px 12px;
  border-radius: 6px; cursor: pointer; transition: all 0.2s;
}
.pk-btn:hover { background: rgba(124,106,247,0.25); }
.pk-winner-badge {
  display: inline-block; margin-top: 8px;
  background: rgba(52,211,153,0.2); color: var(--green);
  border: 1px solid rgba(52,211,153,0.4);
  font-size: 11px; font-weight: 600; padding: 2px 10px; border-radius: 100px;
}

/* ===== 策略分析结果 ===== */
.stat-item {
  background: var(--surface2); border-radius: var(--radius-sm);
  padding: 10px 12px; text-align: center;
}
.stat-item .stat-label { display: block; font-size: 11px; color: var(--text3); margin-bottom: 4px; }
.stat-item .stat-value { display: block; font-weight: 700; color: var(--accent2); }