/* ============ 全局重置 ============ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; overflow: hidden; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  background: #0f172a; color: #e2e8f0; font-size: 28px; line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
#app { display: flex; flex-direction: column; height: 100vh; max-width: 480px; margin: 0 auto; }

/* ============ 顶部导航 ============ */
#app-header {
  display: flex; align-items: center; justify-content: space-between;
  padding: 12px 16px; background: #1e293b; border-bottom: 1px solid rgba(255,215,0,0.08);
  flex-shrink: 0;
}
.header-btn { background: none; border: none; color: #ffd700; font-size: 32px; width: 40px; cursor: pointer; }
#header-title { font-size: 18px; color: #ffd700; font-weight: bold; flex: 1; text-align: center; }
.lang-toggle {
  background: rgba(255,215,0,0.1); border: 1px solid rgba(255,215,0,0.2);
  color: #ffd700; font-size: 11px; padding: 4px 10px; border-radius: 12px;
  cursor: pointer; font-weight: bold; white-space: nowrap;
}
.lang-toggle:active { opacity: 0.7; }

/* ============ 页面容器 ============ */
#page-container { flex: 1; overflow-y: auto; -webkit-overflow-scrolling: touch; padding-bottom: 60px; }
.page { display: none; }
.page.active { display: block; }

/* ============ 底部导航 ============ */
#bottom-nav {
  display: flex; background: #1e293b; border-top: 1px solid rgba(255,255,255,0.05);
  flex-shrink: 0; position: sticky; bottom: 0;
}
.nav-item {
  flex: 1; display: flex; flex-direction: column; align-items: center; gap: 2px;
  padding: 8px 0; background: none; border: none; color: #64748b; cursor: pointer;
  font-size: 11px; transition: color 0.2s;
}
.nav-item.active { color: #ffd700; }
.nav-icon { font-size: 22px; }
.nav-label { font-size: 11px; }

/* ============ 工具类 ============ */
.section-title-center { text-align: center; font-size: 18px; color: #f1f5f9; font-weight: bold; padding: 0 16px 4px; }
.section-subtitle { text-align: center; font-size: 12px; color: #64748b; margin-bottom: 16px; }
.section-title-row { padding: 24px 0 4px; }

/* ============ 首屏 Banner（新版） ============ */
.hero-section {
  background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #0f172a 100%);
  padding: 48px 24px 36px; text-align: center;
  border-bottom: 1px solid rgba(255,215,0,0.08);
}
.hero-badge-new {
  display: inline-block; padding: 4px 14px; border-radius: 20px;
  background: rgba(255,215,0,0.12); color: #ffd700; font-size: 11px; font-weight: bold;
  margin-bottom: 12px; letter-spacing: 1px;
}
.hero-title-new { font-size: 36px; font-weight: bold; color: #ffd700; text-shadow: 0 2px 20px rgba(255,215,0,0.15); }
.hero-subtitle-new { font-size: 15px; color: #94a3b8; margin-top: 6px; }
.hero-desc-new { font-size: 12px; color: #64748b; line-height: 1.7; margin-top: 14px; max-width: 360px; margin-left: auto; margin-right: auto; }
.hero-actions { display: flex; gap: 10px; margin-top: 24px; justify-content: center; flex-wrap: wrap; }
.hero-btn { padding: 12px 28px; font-size: 14px; width: auto; min-width: 140px; }
.hero-disclaimer { font-size: 10px; color: #475569; margin-top: 16px; line-height: 1.5; }

/* ============ 三个核心卖点 ============ */
.selling-points { display: flex; gap: 10px; padding: 20px 12px; }
.selling-card {
  flex: 1; background: linear-gradient(135deg, #1e293b, #1a2332); border-radius: 12px;
  padding: 16px 12px; text-align: center; border: 1px solid rgba(255,255,255,0.04);
}
.selling-icon { font-size: 28px; margin-bottom: 8px; }
.selling-title { font-size: 12px; color: #f1f5f9; font-weight: bold; margin-bottom: 4px; }
.selling-desc { font-size: 10px; color: #64748b; line-height: 1.5; }

/* ============ 示例比赛卡片 ============ */
.demo-section { padding: 16px 12px; }
.demo-card {
  background: linear-gradient(135deg, #1e293b, #1a2332); border-radius: 14px;
  padding: 20px; border: 1px solid rgba(255,215,0,0.08);
}
.demo-match-header { display: flex; justify-content: space-between; margin-bottom: 14px; }
.demo-badge { font-size: 10px; padding: 2px 10px; background: rgba(255,215,0,0.12); color: #ffd700; border-radius: 10px; }
.demo-stage { font-size: 11px; color: #64748b; }

.demo-teams { display: flex; align-items: center; justify-content: center; gap: 12px; margin-bottom: 16px; }
.demo-team { text-align: center; flex: 1; }
.demo-team-name { font-size: 17px; font-weight: bold; color: #f1f5f9; display: block; }
.demo-team-name-en { font-size: 10px; color: #64748b; }
.demo-vs { text-align: center; min-width: 50px; }
.demo-vs-text { font-size: 12px; color: #ffd700; font-weight: bold; display: block; }
.demo-score { font-size: 14px; color: #4ade80; font-weight: bold; display: block; margin-top: 2px; }

.demo-prob-section { margin-bottom: 14px; }
.demo-prob-row { display: flex; align-items: center; gap: 8px; margin: 6px 0; }
.demo-prob-label { font-size: 11px; color: #94a3b8; width: 28px; }
.demo-prob-bar { flex: 1; height: 10px; background: rgba(255,255,255,0.05); border-radius: 5px; overflow: hidden; }
.demo-prob-fill { height: 100%; border-radius: 5px; transition: width 0.5s; }
.demo-prob-fill.home { background: linear-gradient(90deg,#22c55e,#16a34a); }
.demo-prob-fill.draw { background: linear-gradient(90deg,#facc15,#eab308); }
.demo-prob-fill.away { background: linear-gradient(90deg,#ef4444,#dc2626); }
.demo-prob-value { font-size: 12px; color: #94a3b8; width: 36px; text-align: right; }

.demo-indices { display: flex; justify-content: space-between; margin-bottom: 8px; }
.demo-index { text-align: center; flex: 1; }
.demo-index-label { display: block; font-size: 10px; color: #64748b; margin-bottom: 2px; }
.demo-index-value { font-size: 13px; font-weight: bold; }
.demo-index-value.low { color: #22c55e; }
.demo-index-value.medium { color: #facc15; }
.demo-index-value.high { color: #ef4444; }
.demo-index-value.stars { color: #ffd700; font-size: 11px; }

.demo-sim-count { text-align: center; font-size: 10px; color: #475569; margin-bottom: 14px; }

.demo-report { border-top: 1px solid rgba(255,255,255,0.06); padding-top: 12px; }
.demo-report-item { margin-bottom: 10px; }
.demo-report-label { font-size: 10px; color: #ffd700; font-weight: bold; display: block; margin-bottom: 2px; }
.demo-report-text { font-size: 12px; color: #94a3b8; line-height: 1.6; }

/* ============ 比赛列表 ============ */
.date-scroll { display: flex; gap: 8px; padding: 8px 16px; overflow-x: auto; background: #0f172a; white-space: nowrap; }
.date-chip {
  padding: 6px 16px; background: rgba(255,255,255,0.05); border-radius: 20px;
  font-size: 12px; color: #64748b; border: none; cursor: pointer; white-space: nowrap;
}
.date-chip.active { background: rgba(255,215,0,0.12); color: #ffd700; border: 1px solid rgba(255,215,0,0.2); }

.match-list { padding: 4px 0; }
.date-header { display: flex; justify-content: space-between; padding: 12px 16px 6px; }
.date-label { font-size: 13px; font-weight: bold; color: #cbd5e1; }
.match-count { font-size: 11px; color: #475569; }

.match-card {
  position: relative; background: linear-gradient(135deg, #1e293b, #1a2332);
  border-radius: 12px; margin: 6px 12px; padding: 14px; border: 1px solid rgba(255,255,255,0.04);
  transition: transform 0.15s;
}
.match-card:active { transform: scale(0.98); }
.match-card.locked { opacity: 0.55; }

.lock-overlay {
  position: absolute; inset: 0; background: rgba(15,23,42,0.6); backdrop-filter: blur(3px);
  border-radius: 12px; display: flex; flex-direction: column; align-items: center;
  justify-content: center; z-index: 10; gap: 4px;
}
.lock-overlay .lock-icon { font-size: 24px; }
.lock-overlay .lock-text { font-size: 12px; color: #ffd700; font-weight: bold; }

.match-header { display: flex; justify-content: space-between; margin-bottom: 8px; }
.match-group { font-size: 10px; color: #ffd700; background: rgba(255,215,0,0.08); padding: 2px 8px; border-radius: 6px; }
.match-time { font-size: 10px; color: #64748b; }

.match-teams { display: flex; align-items: center; margin-bottom: 8px; }
.team { flex: 1; }
.team.home { text-align: left; }
.team.away { text-align: right; }
.team-name { font-size: 15px; font-weight: bold; color: #f1f5f9; display: block; }
.team-name-en { font-size: 10px; color: #64748b; font-weight: normal; display: block; margin-top: 1px; }
.rank-info .team-name-en { font-size: 10px; color: #64748b; margin-top: 0; }

.vs-section { text-align: center; padding: 0 10px; }
.vs-text { font-size: 11px; color: #ffd700; font-weight: bold; display: block; }
.predicted-score { font-size: 13px; color: #4ade80; font-weight: bold; display: block; margin-top: 1px; }

.prob-row { display: flex; align-items: center; gap: 6px; margin-bottom: 6px; }
.prob-label { font-size: 10px; color: #64748b; min-width: 14px; text-align: center; }
.prob-bar { flex: 1; display: flex; height: 18px; border-radius: 9px; overflow: hidden; background: rgba(255,255,255,0.04); }
.prob-seg { display: flex; align-items: center; justify-content: center; font-size: 9px; font-weight: bold; color: #fff; transition: width 0.3s; }
.prob-seg.home { background: linear-gradient(90deg,#22c55e,#16a34a); }
.prob-seg.draw { background: linear-gradient(90deg,#facc15,#eab308); }
.prob-seg.away { background: linear-gradient(90deg,#ef4444,#dc2626); }

.match-indices { display: flex; gap: 8px; flex-wrap: wrap; }
.mini-index { font-size: 10px; color: #64748b; padding: 2px 8px; background: rgba(255,255,255,0.04); border-radius: 8px; }

/* ============ 价格区 ============ */
.pricing-section { padding: 20px 12px; }
.pricing-card {
  background: linear-gradient(135deg, #1e293b, #1a2332); border-radius: 14px;
  padding: 20px; margin-bottom: 12px; border: 1px solid rgba(255,255,255,0.04);
  position: relative;
}
.pricing-card.recommended {
  border-color: rgba(255,215,0,0.25); background: linear-gradient(135deg, #1e293b, #1e3020);
}
.pricing-recommended-tag {
  position: absolute; top: -8px; right: 16px; padding: 3px 14px;
  background: linear-gradient(135deg,#ffd700,#f59e0b); color: #0f172a;
  font-size: 10px; font-weight: bold; border-radius: 10px;
}
.pricing-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 8px; }
.pricing-name { font-size: 16px; font-weight: bold; color: #f1f5f9; }
.pricing-price { font-size: 14px; color: #94a3b8; }
.pricing-price strong { font-size: 24px; color: #ffd700; margin-left: 2px; }
.pricing-desc { font-size: 12px; color: #64748b; margin-bottom: 4px; }
.pricing-per-match { font-size: 11px; color: #4ade80; margin-bottom: 8px; }
.pricing-features { list-style: none; margin: 8px 0; }
.pricing-features li { font-size: 12px; color: #94a3b8; padding: 3px 0; }
.pricing-target { font-size: 10px; color: #475569; margin: 8px 0 12px; }
.pricing-btn { padding: 12px; font-size: 14px; }

/* 适用人群 */
.suitability-section { display: flex; flex-direction: column; gap: 10px; margin-top: 16px; }
.suitability适合, .suitability-not {
  padding: 14px; border-radius: 10px; font-size: 12px; line-height: 1.7;
}
.suitability适合 { background: rgba(34,197,94,0.06); border: 1px solid rgba(34,197,94,0.12); }
.suitability-not { background: rgba(239,68,68,0.06); border: 1px solid rgba(239,68,68,0.12); }
.suitability适合 h4 { color: #22c55e; font-size: 13px; margin-bottom: 4px; }
.suitability-not h4 { color: #ef4444; font-size: 13px; margin-bottom: 4px; }
.suitability适合 p, .suitability-not p { color: #94a3b8; }

/* ============ 合规免责 ============ */
.compliance-section { padding: 14px 16px; margin: 12px; }
.compliance-title { font-size: 13px; color: #f59e0b; margin-bottom: 8px; }
.compliance-text { font-size: 11px; color: #64748b; line-height: 1.7; }

/* ============ 详情页 ============ */
.detail-hero {
  background: linear-gradient(135deg, #0f172a, #1e3a5f); padding: 28px 20px;
  text-align: center; border-bottom: 1px solid rgba(255,215,0,0.08);
}
.detail-teams { display: flex; align-items: center; justify-content: center; gap: 12px; margin-bottom: 8px; }
.detail-team-block { display: flex; flex-direction: column; align-items: center; gap: 2px; flex: 1; }
.detail-team-name { font-size: 18px; font-weight: bold; color: #f1f5f9; }
.detail-team-name-en { font-size: 11px; color: #64748b; }
.detail-vs { font-size: 12px; color: #ffd700; font-weight: bold; padding: 0 8px; }
.detail-meta { font-size: 11px; color: #64748b; }
.detail-sim-count { font-size: 10px; color: #475569; margin-top: 4px; }

.section-card { background: linear-gradient(135deg, #1e293b, #1a2332); border-radius: 12px; margin: 10px 12px; padding: 16px; border: 1px solid rgba(255,255,255,0.04); }
.section-title { font-size: 14px; font-weight: bold; color: #ffd700; margin-bottom: 10px; }

/* 概率项 */
.prob-item { display: flex; flex-direction: column; gap: 3px; padding: 6px 0; }
.prob-item-header { display: flex; justify-content: space-between; }
.prob-item-label { font-size: 12px; color: #94a3b8; }
.prob-item-value { font-size: 16px; font-weight: bold; }
.prob-item.home .prob-item-value { color: #22c55e; }
.prob-item.draw .prob-item-value { color: #facc15; }
.prob-item.away .prob-item-value { color: #ef4444; }
.prob-item-bar { height: 8px; background: rgba(255,255,255,0.04); border-radius: 4px; overflow: hidden; }
.prob-item-fill { height: 100%; border-radius: 4px; transition: width 0.5s; }
.prob-item-fill.home { background: linear-gradient(90deg,#22c55e,#16a34a); }
.prob-item-fill.draw { background: linear-gradient(90deg,#facc15,#eab308); }
.prob-item-fill.away { background: linear-gradient(90deg,#ef4444,#dc2626); }

/* 指数网格 */
.indices-grid { display: flex; justify-content: space-around; }
.index-item { text-align: center; flex: 1; }
.index-icon { font-size: 22px; display: block; margin-bottom: 4px; }
.index-label { display: block; font-size: 10px; color: #64748b; margin-bottom: 4px; }
.index-value { font-size: 16px; font-weight: bold; }
.index-value.low { color: #22c55e; }
.index-value.medium { color: #facc15; }
.index-value.high { color: #ef4444; }
.index-value.stars { color: #ffd700; font-size: 14px; }

/* 分析报告 */
.report-item { margin-bottom: 12px; }
.report-label { font-size: 10px; color: #ffd700; font-weight: bold; display: block; margin-bottom: 4px; letter-spacing: 1px; }
.report-text { font-size: 12px; color: #94a3b8; line-height: 1.7; }
.report-text.risk { color: #f59e0b; }
.report-text.discussion { color: #4ade80; }

.driver-item { display: flex; gap: 6px; padding: 3px 0; font-size: 12px; color: #94a3b8; line-height: 1.6; }
.driver-bullet { color: #22c55e; }

.locked-section { border: 2px dashed rgba(255,215,0,0.2); text-align: center; padding: 28px; }
.locked-icon { font-size: 32px; display: block; margin-bottom: 8px; }
.locked-text { font-size: 12px; color: #64748b; display: block; margin-bottom: 12px; }

.info-item { display: flex; justify-content: space-between; padding: 5px 0; font-size: 12px; border-bottom: 1px solid rgba(255,255,255,0.03); }
.info-item:last-child { border: none; }
.info-label { color: #64748b; }
.info-value { color: #94a3b8; }

/* ============ 夺冠排行 ============ */
.tournament-header { text-align: center; padding: 20px 16px 4px; }
.header-title { font-size: 18px; color: #ffd700; }
.header-sub { font-size: 11px; color: #64748b; margin-top: 4px; }

.sort-bar { display: flex; justify-content: center; gap: 6px; padding: 10px 16px; }
.sort-chip { padding: 6px 14px; background: rgba(255,255,255,0.05); border-radius: 20px; font-size: 11px; color: #64748b; border: none; cursor: pointer; }
.sort-chip.active { background: rgba(255,215,0,0.12); color: #ffd700; border: 1px solid rgba(255,215,0,0.2); }

.rank-card { position: relative; display: flex; align-items: center; gap: 10px; padding: 12px 14px; margin: 3px 12px; background: linear-gradient(135deg,#1e293b,#1a2332); border-radius: 12px; border: 1px solid rgba(255,255,255,0.04); }
.rank-card.locked { opacity: 0.55; }
.rank-num { width: 24px; height: 24px; border-radius: 50%; display: flex; align-items: center; justify-content: center; font-size: 11px; font-weight: bold; background: rgba(255,255,255,0.05); color: #64748b; flex-shrink: 0; }
.rank-num.top3 { background: rgba(255,215,0,0.12); color: #ffd700; border: 1px solid rgba(255,215,0,0.2); }
.rank-info { flex: 1; min-width: 0; }
.rank-name { font-size: 14px; font-weight: bold; color: #f1f5f9; }
.rank-group-tag { font-size: 10px; color: #475569; }
.rank-prob-section { text-align: right; min-width: 60px; }
.rank-prob-val { font-size: 14px; font-weight: bold; color: #ffd700; }
.rank-prob-bar { width: 50px; height: 5px; background: rgba(255,255,255,0.05); border-radius: 3px; overflow: hidden; margin-top: 2px; margin-left: auto; }
.rank-prob-fill { height: 100%; background: linear-gradient(90deg,#ffd700,#f59e0b); border-radius: 3px; }

.rank-lock { position: absolute; inset: 0; background: rgba(15,23,42,0.55); backdrop-filter: blur(3px); border-radius: 12px; display: flex; align-items: center; justify-content: center; z-index: 10; }
.rank-lock .lock-icon { font-size: 20px; }

.rank-detail-row { display: flex; justify-content: space-between; padding: 2px 0; font-size: 11px; color: #64748b; }
.rank-detail-row.highlight { color: #ffd700; font-weight: bold; }

/* ============ 个人中心 ============ */
.status-card { margin: 16px 12px; padding: 28px 20px; background: linear-gradient(135deg,#1e293b,#1a2332); border-radius: 14px; text-align: center; border: 2px solid rgba(255,255,255,0.04); }
.status-card.activated { border-color: rgba(34,197,94,0.25); background: linear-gradient(135deg,#132e1a,#1a2332); }
.status-icon { font-size: 36px; margin-bottom: 6px; }
.status-card h3 { font-size: 18px; font-weight: bold; margin-bottom: 6px; color: #f1f5f9; }
.status-desc { font-size: 12px; color: #64748b; margin-bottom: 4px; }

.code-input-area { display: flex; gap: 8px; }
.code-input { flex: 1; height: 42px; background: rgba(255,255,255,0.05); border: 2px solid rgba(255,215,0,0.15); border-radius: 8px; padding: 0 12px; font-size: 13px; color: #f1f5f9; letter-spacing: 1px; outline: none; }
.code-input:focus { border-color: #ffd700; }
.btn-activate { height: 42px; padding: 0 18px; background: linear-gradient(135deg,#ffd700,#f59e0b); color: #0f172a; border: none; border-radius: 8px; font-size: 13px; font-weight: bold; cursor: pointer; white-space: nowrap; }
.btn-activate:disabled { opacity: 0.5; }
.code-error { font-size: 11px; color: #ef4444; margin-top: 6px; }
.code-success { font-size: 11px; color: #22c55e; margin-top: 6px; }
.code-hint { font-size: 10px; color: #475569; margin-top: 4px; }
.section-desc { font-size: 12px; color: #64748b; margin-bottom: 10px; }

.about-text { font-size: 12px; color: #94a3b8; line-height: 1.8; }
.disclaimer { font-size: 11px; color: #f59e0b; line-height: 1.6; padding: 8px 12px; background: rgba(245,158,11,0.06); border-radius: 6px; margin-top: 8px; }

/* ============ 购买页 ============ */
.product-hero { text-align: center; padding: 32px 20px 16px; }
.product-icon { font-size: 48px; margin-bottom: 6px; }
.product-name { font-size: 22px; color: #ffd700; font-weight: bold; }
.product-desc { font-size: 12px; color: #64748b; margin-top: 4px; }

.purchase-card { padding: 14px; border-radius: 10px; margin-bottom: 10px; border: 1px solid rgba(255,255,255,0.04); }
.purchase-card.primary { background: rgba(255,215,0,0.04); border-color: rgba(255,215,0,0.12); }
.method-header { display: flex; align-items: center; gap: 8px; margin-bottom: 4px; font-size: 13px; }
.method-header strong { color: #f1f5f9; }
.badge { font-size: 10px; padding: 1px 8px; background: rgba(255,215,0,0.15); color: #ffd700; border-radius: 10px; }
.purchase-card p { font-size: 11px; color: #64748b; margin-bottom: 10px; }

/* ============ 按钮 ============ */
.btn-primary {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 24px; background: linear-gradient(135deg,#ffd700,#f59e0b);
  color: #0f172a; border: none; border-radius: 24px; font-size: 13px;
  font-weight: bold; cursor: pointer; text-align: center; width: 100%;
}
.btn-primary:active { opacity: 0.85; }
.btn-sm { padding: 10px 20px; font-size: 12px; width: auto; }
.btn-secondary {
  display: inline-flex; align-items: center; justify-content: center;
  padding: 12px 24px; background: rgba(255,215,0,0.08); color: #ffd700;
  border: 1px solid rgba(255,215,0,0.2); border-radius: 24px; font-size: 13px;
  font-weight: bold; cursor: pointer; text-align: center; width: 100%;
}
.btn-secondary:active { opacity: 0.8; }
.btn-text { background: none; border: none; color: #ffd700; font-size: 12px; cursor: pointer; padding: 4px 8px; }
.btn-text-small { background: none; border: none; color: #64748b; font-size: 11px; cursor: pointer; padding: 4px 8px; }
.btn-text-small:hover { color: #ffd700; }

/* ============ 购买引导条 ============ */
.buy-guide-bar { display: flex; align-items: center; justify-content: space-between; padding: 10px 16px; background: linear-gradient(135deg,#1e293b,#1e3a5f); border-top: 1px solid rgba(255,215,0,0.1); margin-top: 8px; }
.buy-guide-bar span { font-size: 11px; color: #94a3b8; flex: 1; }

/* ============ 使用说明弹窗 ============ */
.popup-overlay {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.7); display: flex; align-items: center;
  justify-content: center; z-index: 100;
}
.guide-content {
  background: linear-gradient(135deg, #1e293b, #1a2332); border-radius: 14px;
  padding: 28px 20px; margin: 40px 16px; max-height: 80vh;
  overflow-y: auto; border: 1px solid rgba(255,215,0,0.1); position: relative; max-width: 440px;
}
.guide-close { position: absolute; top: 10px; right: 14px; background: none; border: none; color: #475569; font-size: 22px; cursor: pointer; }
.guide-title { font-size: 20px; color: #ffd700; font-weight: bold; margin-bottom: 16px; }
.guide-section { margin-bottom: 16px; }
.guide-section h3 { font-size: 14px; color: #f1f5f9; font-weight: bold; margin-bottom: 6px; }
.guide-section p { font-size: 12px; color: #94a3b8; line-height: 1.7; }
.guide-item { display: flex; gap: 8px; padding: 4px 0; font-size: 12px; color: #94a3b8; align-items: flex-start; }
.guide-icon { font-size: 16px; min-width: 24px; }
.guide-step { display: flex; align-items: center; gap: 8px; padding: 5px 0; font-size: 12px; color: #94a3b8; }
.guide-disclaimer { margin-top: 16px; padding: 10px; background: rgba(245,158,11,0.06); border-radius: 6px; font-size: 11px; color: #f59e0b; line-height: 1.6; }

/* ============ 加载 ============ */
.loading-container { display: flex; flex-direction: column; align-items: center; padding: 40px 0; color: #64748b; font-size: 13px; gap: 10px; }
.spinner { width: 28px; height: 28px; border: 3px solid rgba(255,215,0,0.15); border-top-color: #ffd700; border-radius: 50%; animation: spin 0.8s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

.empty-state { text-align: center; padding: 40px 0; color: #475569; font-size: 13px; }

/* ============ 响应式 ============ */
@media (min-width: 481px) {
  #app { border-left: 1px solid rgba(255,255,255,0.04); border-right: 1px solid rgba(255,255,255,0.04); }
}