/* =============================================================
 * betwhale - 主样式
 * 风格：浅米色背景 + 白色卡片 + 橙色 CTA + 深灰文字
 * 命名空间：bw-（与 kaiyuan 站 ky-、betonline 站 s3- 互不冲突）
 * 参考截图：橙色 LOGIN/SIGN UP + 浅米底 + 卡片式赛事 + 底部 5 tab
 * ============================================================= */

:root {
  --bw-bg:#F5F2EE;            /* 浅米色背景（截图） */
  --bw-bg-elev:#FFFFFF;       /* 卡片/弹窗背景 */
  --bw-surface:#FFFFFF;
  --bw-surface-2:#FAF7F2;     /* 二级表面（hover/分区） */
  --bw-border:#E5E0D8;        /* 米色边框 */
  --bw-border-strong:#C8BFB0; /* 深米色边框（强调） */
  --bw-text:#1A1A1A;          /* 主文字 */
  --bw-text-2:#5A5A5A;        /* 副文字 */
  --bw-text-muted:#9A9A9A;    /* 弱化文字 */
  --bw-accent:#FFA500;        /* 橙色主色（截图 LOGIN/SIGN UP） */
  --bw-accent-2:#FF8C00;      /* 橙色深（hover/active） */
  --bw-accent-dim:rgba(255,165,0,0.12);
  --bw-success:#1FAE5A;       /* 绿（正赔率/已选中） */
  --bw-success-2:#16A34A;
  --bw-danger:#DC2626;        /* 红（负赔率/删除） */
  --bw-warning:#F59E0B;
  --bw-info:#3B82F6;
  --bw-radius:10px;           /* 截图卡片圆角较大 */
  --bw-radius-sm:6px;
  --bw-shadow:0 2px 8px rgba(0,0,0,0.04);
  --bw-shadow-lg:0 8px 24px rgba(0,0,0,0.08);
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
html{-webkit-text-size-adjust:100%}
body.bw-body{
  background:var(--bw-bg);color:var(--bw-text);
  font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,'PingFang SC','Microsoft YaHei',sans-serif;
  font-size:14px;line-height:1.45;min-height:100vh;
}
body.bw-no-scroll{overflow:hidden}
a{color:inherit;text-decoration:none}
button{font:inherit;cursor:pointer}
input,select,textarea{font:inherit}
img{max-width:100%;display:block}

/* 兜底：未声明 width/height 的 SVG 不应无限撑开 */
svg:not([width]):not([height]){width:1em;height:1em;max-width:100%;flex-shrink:0}

/* ==== 顶栏：白底 + 鲸鱼 logo + LOGIN/SIGN UP 按钮 ==== */
.bw-topbar{
  position:sticky;top:0;z-index:50;
  display:flex;align-items:center;justify-content:space-between;gap:12px;
  padding:10px 14px;background:var(--bw-bg-elev);
  border-bottom:1px solid var(--bw-border);
  box-shadow:var(--bw-shadow);
}
.bw-topbar-left{display:flex;align-items:center;gap:10px;min-width:0}
.bw-icon-btn{
  width:36px;height:36px;display:flex;align-items:center;justify-content:center;
  background:transparent;border:0;border-radius:8px;color:var(--bw-text);
  cursor:pointer;transition:background .15s;
}
.bw-icon-btn:hover{background:var(--bw-surface-2)}
.bw-icon-btn svg{width:22px;height:22px;display:block}
.bw-brand{display:flex;align-items:center;gap:6px;color:var(--bw-text);font-weight:900}
.bw-brand-mark{
  display:inline-flex;align-items:center;justify-content:center;
  width:32px;height:32px;border-radius:8px;
  background:var(--bw-accent);color:#fff;font-size:18px;font-weight:900;
}
.bw-brand-mark svg{width:22px;height:22px;display:block}
.bw-brand-text{font-size:18px;letter-spacing:.2px}
.bw-brand-num{color:var(--bw-accent)}
.bw-topnav{display:none;gap:18px;align-items:center}
.bw-topnav-item{font-size:14px;color:var(--bw-text-2);font-weight:600;padding:6px 2px;border-bottom:2px solid transparent}
.bw-topnav-item.active{color:var(--bw-accent);border-bottom-color:var(--bw-accent)}
.bw-topbar-right{display:flex;align-items:center;gap:8px}

/* ==== 按钮 ==== */
.bw-btn{
  display:inline-flex;align-items:center;justify-content:center;gap:6px;
  height:36px;padding:0 16px;border-radius:8px;
  font-size:14px;font-weight:700;letter-spacing:.3px;
  border:1px solid transparent;background:transparent;color:var(--bw-text);
  cursor:pointer;transition:all .15s;
  white-space:nowrap;
}
.bw-btn-ghost{background:transparent;border-color:var(--bw-border-strong);color:var(--bw-text)}
.bw-btn-ghost:hover{background:var(--bw-surface-2)}
.bw-btn-cta{background:var(--bw-accent);color:#fff}
.bw-btn-cta:hover{background:var(--bw-accent-2)}
.bw-btn-outline{background:transparent;border-color:var(--bw-accent);color:var(--bw-accent)}
.bw-btn-outline:hover{background:var(--bw-accent-dim)}

/* ==== 余额徽标（顶栏） ==== */
.bw-bal{
  display:inline-flex;align-items:center;gap:6px;
  padding:6px 10px;border-radius:20px;
  background:var(--bw-surface-2);color:var(--bw-text);font-size:13px;font-weight:700;
}
.bw-bal-dot{width:6px;height:6px;border-radius:50%;background:var(--bw-success);flex:0 0 auto}
.bw-bal-dot.is-stale{background:var(--bw-warning)}
.bw-bal-dot.is-error{background:var(--bw-danger)}

/* ==== 主内容区 ==== */
.bw-main{padding-bottom:80px}   /* 给底部 5 tab 留空间 */
.bw-auth{max-width:520px;margin:0 auto;padding:0 14px}

/* ==== 首页：Popular 标题 ==== */
.bw-section-title{
  display:flex;align-items:center;gap:8px;
  margin:18px 0 12px;
  font-size:20px;font-weight:800;color:var(--bw-text);
}
.bw-section-title-crown{color:var(--bw-accent);font-size:22px;line-height:1}
.bw-section-title-text{letter-spacing:.3px;text-transform:uppercase}

/* ==== 分类 chips（横向滚动） ==== */
.bw-chips{
  display:flex;gap:8px;overflow-x:auto;padding:4px 0 8px;
  scrollbar-width:none;
}
.bw-chips::-webkit-scrollbar{display:none}
.bw-chip{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:6px;
  height:36px;padding:0 14px;border-radius:20px;
  background:var(--bw-bg-elev);border:1px solid var(--bw-border);
  color:var(--bw-text);font-size:13px;font-weight:600;
  white-space:nowrap;cursor:pointer;transition:all .15s;
}
.bw-chip-icon{font-size:14px;line-height:1}
.bw-chip:hover{border-color:var(--bw-border-strong)}
.bw-chip.is-active{background:var(--bw-accent);border-color:var(--bw-accent);color:#fff}

/* ==== 联赛 / 赛事卡片（截图主形态） ==== */
.bw-league-group{
  background:var(--bw-bg-elev);border:1px solid var(--bw-border);
  border-radius:var(--bw-radius);margin-bottom:10px;overflow:hidden;
  box-shadow:var(--bw-shadow);
}
.bw-league-head{
  display:flex;align-items:center;justify-content:space-between;gap:8px;
  padding:10px 14px;border-bottom:1px solid var(--bw-border);
  color:var(--bw-text-2);font-size:12px;font-weight:600;
}
.bw-league-head-left{display:flex;align-items:center;gap:8px;min-width:0}
.bw-league-icon{font-size:13px}
.bw-league-name{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;color:var(--bw-text);font-weight:700}
.bw-league-meta{color:var(--bw-text-muted);font-size:11px;margin-top:2px}
.bw-league-extra{color:var(--bw-accent);font-weight:700;font-size:11px;flex:0 0 auto}

.bw-match-card{
  display:flex;flex-direction:column;gap:6px;
  padding:12px 14px;border-top:1px solid var(--bw-border);
}
.bw-match-card:first-of-type{border-top:0}
.bw-match-teams{display:flex;flex-direction:column;gap:6px}
.bw-team{display:flex;align-items:center;gap:8px;font-size:14px;color:var(--bw-text);font-weight:600}
.bw-team-flag{font-size:18px;line-height:1;width:22px;text-align:center;flex:0 0 auto}
.bw-team-name{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bw-market-label{font-size:11px;color:var(--bw-text-muted);font-weight:700;text-transform:uppercase;letter-spacing:.5px;margin-top:2px}
.bw-odds-row{display:grid;grid-template-columns:repeat(4,1fr);gap:6px}
.bw-odds-cell{
  display:flex;flex-direction:column;align-items:center;justify-content:center;
  background:var(--bw-bg-elev);border:1px solid var(--bw-border);
  border-radius:8px;padding:6px 4px;font-size:12px;
  color:var(--bw-text);font-weight:700;cursor:pointer;transition:all .15s;
  text-align:center;min-height:42px;
}
.bw-odds-cell:hover{border-color:var(--bw-accent);background:var(--bw-accent-dim)}
.bw-odds-cell-name{color:var(--bw-text-2);font-size:11px;font-weight:600;margin-bottom:1px;text-transform:uppercase}
.bw-odds-cell-value{color:var(--bw-text);font-size:14px;font-weight:800}
.bw-odds-cell.is-pick{background:var(--bw-accent);border-color:var(--bw-accent);color:#fff}
.bw-odds-cell.is-pick .bw-odds-cell-value,.bw-odds-cell.is-pick .bw-odds-cell-name{color:#fff}

/* ==== Dashboard: 双段余额 ==== */
.bw-balance-row{
  display:grid;grid-template-columns:1fr 1fr;gap:10px;
  background:var(--bw-bg-elev);border:1px solid var(--bw-border);
  border-radius:var(--bw-radius);padding:14px;
  box-shadow:var(--bw-shadow);
}
.bw-hero{display:flex;flex-direction:column;gap:4px;text-align:center}
.bw-hero-label{font-size:11px;color:var(--bw-text-muted);font-weight:700;text-transform:uppercase;letter-spacing:.5px}
.bw-hero-value{font-size:24px;font-weight:900;line-height:1.1;letter-spacing:.3px}
.bw-hero-value.is-available{color:var(--bw-success-2)}
.bw-hero-value.is-credit{color:var(--bw-text)}
.bw-hero-sub{font-size:11px;color:var(--bw-text-muted);margin-top:2px}

/* ==== Dashboard: 4 个全宽竖向按钮（与 kaiyuan 错开） ==== */
.bw-action-list{display:flex;flex-direction:column;gap:10px;max-width:520px;margin:0 auto;padding:0 14px}
.bw-action{
  display:flex;align-items:center;gap:12px;padding:14px;
  background:var(--bw-bg-elev);border:1px solid var(--bw-border);
  border-radius:var(--bw-radius);color:var(--bw-text);
  text-align:left;width:100%;
  box-shadow:var(--bw-shadow);
  transition:all .15s;
}
.bw-action:hover{border-color:var(--bw-accent);box-shadow:var(--bw-shadow-lg)}
.bw-action:active{transform:scale(0.99)}
.bw-action-icon{
  flex:0 0 40px;width:40px;height:40px;border-radius:50%;
  display:flex;align-items:center;justify-content:center;
  background:var(--bw-accent-dim);color:var(--bw-accent);
  flex-shrink:0;
}
.bw-action-icon svg{width:20px;height:20px;display:block;max-width:100%}
.bw-action-body{flex:1;min-width:0;display:flex;flex-direction:column}
.bw-action-title{font-size:15px;font-weight:800;letter-spacing:.3px;color:var(--bw-text);line-height:1.2}
.bw-action-sub{font-size:12px;color:var(--bw-text-muted);margin-top:2px;letter-spacing:.2px;line-height:1.3}
.bw-action-arrow{flex:0 0 16px;color:var(--bw-text-muted);display:flex;align-items:center;justify-content:center}
.bw-action-arrow svg{width:16px;height:16px;display:block}
.bw-action-cta{background:linear-gradient(135deg,#FFA500 0%,#FF8C00 100%);border-color:#FF8C00;color:#fff}
.bw-action-cta .bw-action-title,.bw-action-cta .bw-action-sub{color:#fff}
.bw-action-cta .bw-action-sub{color:rgba(255,255,255,0.85)}
.bw-action-cta .bw-action-icon{background:rgba(255,255,255,0.2);color:#fff}
.bw-action-cta .bw-action-arrow{color:rgba(255,255,255,0.85)}
.bw-action-warn{background:linear-gradient(135deg,#FFFFFF 0%,#FAF7F2 100%);border-color:var(--bw-accent)}
.bw-action-warn .bw-action-icon{background:var(--bw-accent-dim);color:var(--bw-accent)}

/* ==== 面板 / Tab ==== */
.bw-panel{
  background:var(--bw-bg-elev);border:1px solid var(--bw-border);
  border-radius:var(--bw-radius);padding:14px;box-shadow:var(--bw-shadow);
}
.bw-panel-title{font-size:16px;font-weight:800;margin:0 0 12px;color:var(--bw-text);letter-spacing:.3px}
.bw-tabs{display:flex;gap:0;border-bottom:1px solid var(--bw-border);margin-bottom:12px}
.bw-tab{
  flex:1;padding:10px 0;background:transparent;border:0;border-bottom:2px solid transparent;
  color:var(--bw-text-muted);font-size:12px;font-weight:700;letter-spacing:.5px;
  text-transform:uppercase;cursor:pointer;transition:all .15s;
}
.bw-tab:hover{color:var(--bw-text-2)}
.bw-tab.is-active{color:var(--bw-accent);border-bottom-color:var(--bw-accent)}

/* ==== 表格（账本） ==== */
.bw-table{width:100%;border-collapse:collapse;font-size:13px}
.bw-table th,.bw-table td{padding:10px 6px;text-align:left;border-bottom:1px solid var(--bw-border)}
.bw-table th{color:var(--bw-text-muted);font-size:11px;text-transform:uppercase;letter-spacing:.5px;font-weight:700}
.bw-table td.num,.bw-table th.num{text-align:right;font-variant-numeric:tabular-nums}
.bw-badge-ok{color:var(--bw-success-2);font-weight:700}
.bw-badge-bad{color:var(--bw-danger);font-weight:700}
.bw-badge-warn{color:var(--bw-warning);font-weight:700}
.bw-empty,.bw-loading{text-align:center;color:var(--bw-text-muted);padding:24px 0;font-size:13px}

/* ==== 表单（cashout / fund） ==== */
.bw-field{margin-bottom:14px}
.bw-field-label{display:block;font-size:12px;color:var(--bw-text-2);font-weight:700;margin-bottom:6px;letter-spacing:.3px}
.bw-input,.bw-select-trigger{
  width:100%;height:44px;padding:0 14px;border-radius:8px;
  background:var(--bw-bg-elev);border:1px solid var(--bw-border);
  color:var(--bw-text);font-size:14px;
  transition:border-color .15s;
}
.bw-input:focus,.bw-select-trigger:focus,.bw-select-trigger.is-open{border-color:var(--bw-accent);outline:none}
.bw-select-trigger{display:flex;align-items:center;justify-content:space-between;cursor:pointer}
.bw-select-trigger-text{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:left}
.bw-select-arrow{color:var(--bw-text-muted);font-size:12px;transition:transform .15s}
.bw-select-trigger.is-open .bw-select-arrow{transform:rotate(180deg)}
.bw-select-menu{
  position:absolute;z-index:60;max-height:240px;overflow-y:auto;
  background:var(--bw-bg-elev);border:1px solid var(--bw-border);
  border-radius:8px;box-shadow:var(--bw-shadow-lg);min-width:200px;
  padding:4px 0;margin-top:4px;
}
.bw-select-item{
  display:flex;align-items:center;gap:8px;padding:10px 14px;
  cursor:pointer;color:var(--bw-text);font-size:14px;
}
.bw-select-item:hover,.bw-select-item.is-active{background:var(--bw-surface-2)}
.bw-select-item-icon{font-size:18px;line-height:1;width:22px;text-align:center;flex:0 0 auto}
.bw-select-wrap{position:relative}
.bw-submit{
  width:100%;height:48px;border:0;border-radius:8px;
  background:var(--bw-accent);color:#fff;font-size:15px;font-weight:800;
  letter-spacing:.3px;cursor:pointer;transition:background .15s;
}
.bw-submit:hover{background:var(--bw-accent-2)}
.bw-submit:disabled{background:var(--bw-text-muted);cursor:not-allowed}
.bw-helper{font-size:12px;color:var(--bw-text-muted);margin-top:6px;line-height:1.5}
.bw-helper-strong{color:var(--bw-text-2);font-weight:700}

/* ==== 充值方式网格（与 betonline 同布局） ==== */
.bw-method-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:12px}
.bw-method-card{
  display:flex;flex-direction:column;align-items:center;gap:6px;
  padding:14px 8px;border-radius:var(--bw-radius);
  background:var(--bw-bg-elev);border:1px solid var(--bw-border);
  cursor:pointer;transition:all .15s;text-align:center;
}
.bw-method-card:hover{border-color:var(--bw-accent)}
.bw-method-card.is-selected{border-color:var(--bw-accent);background:var(--bw-accent-dim)}
.bw-method-icon{font-size:28px;line-height:1;color:var(--bw-accent)}
.bw-method-name{font-size:13px;font-weight:700;color:var(--bw-text)}

/* ==== 退出按钮 ==== */
.bw-signout-row{display:flex;justify-content:center;padding:8px 0}
.bw-signout{
  display:inline-flex;align-items:center;gap:6px;
  height:36px;padding:0 16px;border-radius:8px;
  background:transparent;border:1px solid var(--bw-border);
  color:var(--bw-text-2);font-size:13px;font-weight:600;
}
.bw-signout:hover{background:var(--bw-surface-2);color:var(--bw-text)}
.bw-signout svg{width:14px;height:14px}

/* ==== 抽屉 / 弹窗 ==== */
.bw-drawer{
  position:fixed;top:0;left:0;bottom:0;width:80%;max-width:320px;z-index:80;
  background:var(--bw-bg-elev);border-right:1px solid var(--bw-border);
  transform:translateX(-100%);transition:transform .2s;
  overflow-y:auto;box-shadow:var(--bw-shadow-lg);
}
.bw-drawer.open{transform:translateX(0)}
.bw-drawer-overlay{
  position:fixed;inset:0;z-index:79;background:rgba(0,0,0,0.4);
  opacity:0;pointer-events:none;transition:opacity .2s;
}
.bw-drawer-overlay:not([hidden]){opacity:1;pointer-events:auto}
.bw-drawer-head{
  display:flex;align-items:center;justify-content:space-between;
  padding:12px 14px;border-bottom:1px solid var(--bw-border);
}
.bw-drawer-tabs{display:flex;gap:4px;padding:8px 14px;border-bottom:1px solid var(--bw-border)}
.bw-drawer-tab{
  flex:1;padding:8px 0;border-radius:6px;background:transparent;border:0;
  color:var(--bw-text-2);font-size:13px;font-weight:600;cursor:pointer;
}
.bw-drawer-tab.active{background:var(--bw-accent);color:#fff}
.bw-drawer-tab.disabled{color:var(--bw-text-muted);cursor:not-allowed}
.bw-drawer-menu{padding:8px 0}
.bw-drawer-item{
  display:flex;align-items:center;gap:12px;padding:10px 14px;
  color:var(--bw-text);font-size:14px;
}
.bw-drawer-item:hover{background:var(--bw-surface-2)}
.bw-drawer-item-feature{background:var(--bw-accent-dim);color:var(--bw-accent);font-weight:700}
.bw-drawer-icon{width:24px;text-align:center;font-size:16px}
.bw-drawer-label{flex:1}
.bw-drawer-section{padding:8px 0;border-top:1px solid var(--bw-border)}
.bw-drawer-section-head{
  display:flex;align-items:center;justify-content:space-between;width:100%;
  padding:10px 14px;background:transparent;border:0;color:var(--bw-text-2);
  font-size:13px;font-weight:700;cursor:pointer;
}
.bw-drawer-caret{color:var(--bw-text-muted);font-size:12px}
.bw-drawer-section-body{padding:4px 0}
.bw-drawer-sub{
  display:block;padding:8px 14px 8px 38px;color:var(--bw-text-2);
  font-size:13px;
}
.bw-drawer-sub:hover{background:var(--bw-surface-2)}

/* ==== 投注弹窗（与 kaiyuan 共用同形态） ==== */
.bw-modal{position:fixed;inset:0;z-index:90;display:flex;align-items:flex-end;justify-content:center;background:rgba(0,0,0,0.5);opacity:0;pointer-events:none;transition:opacity .15s}
.bw-modal.is-open{opacity:1;pointer-events:auto}
.bw-modal-card{
  width:100%;max-width:520px;background:var(--bw-bg-elev);
  border-radius:16px 16px 0 0;padding:16px 14px 24px;
  max-height:80vh;overflow-y:auto;transform:translateY(100%);transition:transform .2s;
}
.bw-modal.is-open .bw-modal-card{transform:translateY(0)}
.bw-modal-close{
  position:absolute;top:12px;right:12px;width:32px;height:32px;
  display:flex;align-items:center;justify-content:center;
  background:var(--bw-surface-2);border:0;border-radius:50%;
  color:var(--bw-text-2);font-size:18px;cursor:pointer;
}
.bw-bet-summary{padding:12px;background:var(--bw-surface-2);border-radius:8px;margin-bottom:14px}
.bw-bet-row{display:flex;align-items:center;justify-content:space-between;gap:8px;padding:4px 0;font-size:13px}
.bw-bet-row-label{color:var(--bw-text-2)}
.bw-bet-row-value{color:var(--bw-text);font-weight:700}
.bw-amount-row{display:flex;gap:6px;margin-bottom:8px}
.bw-amount-chip{
  flex:1;padding:8px;border-radius:6px;background:var(--bw-bg-elev);
  border:1px solid var(--bw-border);color:var(--bw-text-2);
  font-size:12px;font-weight:600;cursor:pointer;text-align:center;
}
.bw-amount-chip:hover{border-color:var(--bw-accent);color:var(--bw-accent)}
.bw-amount-chip.is-active{background:var(--bw-accent);color:#fff;border-color:var(--bw-accent)}
.bw-toast{
  position:fixed;top:20px;left:50%;transform:translateX(-50%);
  z-index:100;padding:10px 18px;border-radius:8px;
  background:var(--bw-text);color:#fff;font-size:13px;font-weight:600;
  box-shadow:var(--bw-shadow-lg);max-width:90%;
}
.bw-toast.is-ok{background:var(--bw-success-2)}
.bw-toast.is-err{background:var(--bw-danger)}

/* ==== 底部 5 tab 导航（截图核心元素） ==== */
.bw-bottom-nav{
  position:fixed;bottom:0;left:0;right:0;z-index:50;
  display:grid;grid-template-columns:repeat(5,1fr);
  background:var(--bw-bg-elev);border-top:1px solid var(--bw-border);
  box-shadow:0 -2px 8px rgba(0,0,0,0.04);
}
.bw-bottom-nav-item{
  display:flex;flex-direction:column;align-items:center;gap:2px;
  padding:8px 4px;color:var(--bw-text-muted);font-size:11px;font-weight:600;
  cursor:pointer;border:0;background:transparent;
}
.bw-bottom-nav-item:hover{color:var(--bw-text-2)}
.bw-bottom-nav-item.is-active{color:var(--bw-accent)}
.bw-bottom-nav-item-icon{font-size:20px;line-height:1}
.bw-bottom-nav-item-label{letter-spacing:.2px}

/* 居中悬浮 FAB（橙色圆形） */
.bw-fab{
  position:fixed;bottom:64px;left:50%;transform:translateX(-50%);
  z-index:60;width:54px;height:54px;border-radius:50%;
  background:var(--bw-accent);color:#fff;
  display:flex;align-items:center;justify-content:center;
  box-shadow:0 4px 12px rgba(255,165,0,0.4);
  border:0;cursor:pointer;
}
.bw-fab:hover{background:var(--bw-accent-2)}
.bw-fab svg{width:24px;height:24px}

/* ==== 登录 / 注册 ==== */
.bw-auth-card{
  max-width:400px;margin:24px auto;background:var(--bw-bg-elev);
  border:1px solid var(--bw-border);border-radius:var(--bw-radius);
  padding:24px 20px;box-shadow:var(--bw-shadow);
}
.bw-auth-title{font-size:22px;font-weight:900;margin:0 0 6px;color:var(--bw-text);letter-spacing:.3px}
.bw-auth-sub{font-size:13px;color:var(--bw-text-2);margin:0 0 18px}
.bw-google-btn{
  width:100%;height:44px;border-radius:8px;background:#fff;
  border:1px solid var(--bw-border);color:var(--bw-text);
  display:flex;align-items:center;justify-content:center;gap:8px;
  font-size:14px;font-weight:600;cursor:pointer;margin-bottom:10px;
}
.bw-google-btn:hover{background:var(--bw-surface-2)}
.bw-google-btn svg{width:18px;height:18px}
.bw-divider{display:flex;align-items:center;gap:10px;margin:12px 0;color:var(--bw-text-muted);font-size:12px}
.bw-divider::before,.bw-divider::after{content:"";flex:1;height:1px;background:var(--bw-border)}

/* ==== 响应式 ==== */
@media (min-width:720px){
  .bw-topnav{display:flex}
  .bw-main{padding-bottom:24px}
  .bw-bottom-nav{display:none}
  .bw-fab{display:none}
}

/* 兜底：未声明 width/height 的 SVG 不应无限撑开 */
svg:not([width]):not([height]){width:1em;height:1em;max-width:100%;flex-shrink:0}

/* 暗色主题下的滚动更柔和 */
@media (prefers-reduced-motion:reduce){
  .bw-select-trigger,.bw-select-arrow,.bw-select-item{transition:none}
}

/* ==== Body / 全局 ==== */
body.bw-body{background:var(--bw-bg);color:var(--bw-text);font-family:-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,'Helvetica Neue',Arial,'PingFang SC','Microsoft YaHei',sans-serif;font-size:14px;line-height:1.45;min-height:100vh}

/* ==== 语言切换 ==== */
.bw-lang{position:relative}
.bw-lang-btn{
  display:inline-flex;align-items:center;gap:4px;height:32px;padding:0 10px;
  background:transparent;border:1px solid var(--bw-border);border-radius:8px;
  color:var(--bw-text);font-size:13px;font-weight:700;cursor:pointer;
}
.bw-lang-short{letter-spacing:.5px}
.bw-lang-caret{color:var(--bw-text-muted);font-size:10px}
.bw-lang-menu{
  position:absolute;top:100%;right:0;z-index:60;margin-top:4px;
  background:var(--bw-bg-elev);border:1px solid var(--bw-border);
  border-radius:8px;box-shadow:var(--bw-shadow-lg);min-width:160px;
  padding:4px 0;display:none;
}
.bw-lang.open .bw-lang-menu{display:block}
.bw-lang-item{
  display:flex;align-items:center;gap:8px;padding:8px 12px;
  color:var(--bw-text);font-size:13px;cursor:pointer;
}
.bw-lang-item:hover{background:var(--bw-surface-2)}
.bw-lang-item.active{background:var(--bw-accent-dim);color:var(--bw-accent);font-weight:700}
.bw-lang-name{flex:1}
.bw-lang-check{color:var(--bw-accent);font-weight:700}
.bw-bal-updated{font-size:10px;color:var(--bw-text-muted);margin-left:2px}

/* ==== 侧边抽屉（与 kaiyuan 站类似） ==== */
.bw-drawer-head{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border-bottom:1px solid var(--bw-border)}
.bw-drawer-tabs{display:flex;gap:4px;padding:8px 14px;border-bottom:1px solid var(--bw-border)}
.bw-drawer-tab{flex:1;padding:8px 0;border-radius:6px;background:transparent;border:0;color:var(--bw-text-2);font-size:13px;font-weight:600;cursor:pointer;text-align:center}
.bw-drawer-tab.active{background:var(--bw-accent);color:#fff}
.bw-drawer-tab.disabled{color:var(--bw-text-muted);cursor:not-allowed}
.bw-drawer-menu{padding:8px 0}
.bw-drawer-item{display:flex;align-items:center;gap:12px;padding:10px 14px;color:var(--bw-text);font-size:14px}
.bw-drawer-item:hover{background:var(--bw-surface-2)}
.bw-drawer-item-feature{background:var(--bw-accent-dim);color:var(--bw-accent);font-weight:700}
.bw-drawer-icon{width:24px;text-align:center;font-size:16px}
.bw-drawer-label{flex:1}
.bw-drawer-section{padding:8px 0;border-top:1px solid var(--bw-border)}
.bw-drawer-section-head{display:flex;align-items:center;justify-content:space-between;width:100%;padding:10px 14px;background:transparent;border:0;color:var(--bw-text-2);font-size:13px;font-weight:700;cursor:pointer}
.bw-drawer-caret{color:var(--bw-text-muted);font-size:12px}
.bw-drawer-section-body{padding:4px 0}
.bw-drawer-sub{display:block;padding:8px 14px 8px 38px;color:var(--bw-text-2);font-size:13px}
.bw-drawer-sub:hover{background:var(--bw-surface-2)}

/* ==== 投注弹窗 ==== */
.bw-modal-overlay{position:fixed;inset:0;z-index:90;background:rgba(0,0,0,0.5);display:none;align-items:flex-end;justify-content:center}
.bw-modal-overlay.is-open{display:flex}
.bw-modal{position:fixed;inset:0;z-index:90;display:flex;align-items:flex-end;justify-content:center;background:rgba(0,0,0,0.5);opacity:0;pointer-events:none;transition:opacity .15s}
.bw-modal.is-open{opacity:1;pointer-events:auto}
.bw-modal-head{display:flex;align-items:center;justify-content:space-between;padding:14px;border-bottom:1px solid var(--bw-border)}
.bw-modal-title{font-size:16px;font-weight:800;color:var(--bw-text)}
.bw-modal-close{width:32px;height:32px;border-radius:50%;background:var(--bw-surface-2);border:0;color:var(--bw-text-2);font-size:18px;cursor:pointer}
.bw-modal-body{padding:14px}
.bw-modal-foot{padding:14px;border-top:1px solid var(--bw-border);display:flex;gap:8px}

/* ==== 投注弹窗内组件 ==== */
.bw-bet-ctx{background:var(--bw-surface-2);border-radius:8px;padding:12px;margin-bottom:12px}
.bw-bet-league{font-size:12px;color:var(--bw-text-muted);font-weight:700;text-transform:uppercase;letter-spacing:.5px;margin-bottom:6px}
.bw-bet-teams{display:flex;align-items:center;gap:6px;font-size:15px;font-weight:800;color:var(--bw-text);margin-bottom:8px}
.bw-bet-teamh,.bw-bet-teamc{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bw-bet-vs{color:var(--bw-text-muted);font-size:12px}
.bw-bet-market{display:flex;align-items:center;gap:8px;flex-wrap:wrap}
.bw-bet-market-label{font-size:12px;color:var(--bw-text-2);font-weight:700}
.bw-bet-odds-pill{background:var(--bw-accent);color:#fff;padding:4px 10px;border-radius:6px;font-size:13px;font-weight:800}
.bw-bet-balance-line{display:flex;align-items:center;justify-content:space-between;padding:8px 0;font-size:12px;color:var(--bw-text-2)}
.bw-bet-amount-wrap{margin-top:8px}
.bw-bet-amount-label{font-size:12px;color:var(--bw-text-2);font-weight:700;margin-bottom:6px}
.bw-bet-amount-limit{font-size:11px;color:var(--bw-text-muted);margin-top:4px}
.bw-bet-chips{display:flex;gap:6px;margin-top:8px;flex-wrap:wrap}
.bw-bet-chip{flex:0 0 auto;padding:6px 12px;border-radius:16px;background:var(--bw-bg-elev);border:1px solid var(--bw-border);color:var(--bw-text-2);font-size:12px;font-weight:600;cursor:pointer}
.bw-bet-chip:hover{border-color:var(--bw-accent);color:var(--bw-accent)}
.bw-bet-err{color:var(--bw-danger);font-size:12px;margin-top:6px;font-weight:600}
.bw-bet-win{font-size:12px;color:var(--bw-success-2);font-weight:700;margin-top:8px}

/* ==== 充值 / 提现 表单 ==== */
.bw-form{display:flex;flex-direction:column;gap:14px}
.bw-form-group{display:flex;flex-direction:column;gap:6px}
.bw-form-actions{display:flex;gap:8px;margin-top:6px}

/* ==== 充值方式网格 ==== */
.bw-crypto-grid{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.bw-crypto-item{
  display:flex;align-items:center;gap:10px;padding:12px;
  background:var(--bw-bg-elev);border:1px solid var(--bw-border);
  border-radius:8px;cursor:pointer;transition:all .15s;
}
.bw-crypto-item:hover{border-color:var(--bw-accent)}
.bw-crypto-item.is-selected{border-color:var(--bw-accent);background:var(--bw-accent-dim)}
.bw-coin-svg{width:28px;height:28px;flex:0 0 auto;display:flex;align-items:center;justify-content:center;font-size:20px}
.bw-crypto-name{font-size:14px;font-weight:700;color:var(--bw-text);flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bw-crypto-net{font-size:11px;color:var(--bw-text-muted)}

/* ==== 提现选择下拉 ==== */
.bw-select{position:relative;width:100%}
.bw-select-trigger{
  width:100%;height:44px;padding:0 14px;border-radius:8px;
  background:var(--bw-bg-elev);border:1px solid var(--bw-border);
  color:var(--bw-text);font-size:14px;
  display:flex;align-items:center;justify-content:space-between;cursor:pointer;
}
.bw-select-trigger:focus,.bw-select-trigger.is-open{border-color:var(--bw-accent);outline:none}
.bw-select-text{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;text-align:left}
.bw-select-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis}
.bw-select-net{font-size:11px;color:var(--bw-text-muted);margin-left:6px}
.bw-select-icon{font-size:18px;line-height:1;width:22px;text-align:center;flex:0 0 auto;margin-right:8px}
.bw-select-arrow{color:var(--bw-text-muted);font-size:12px;transition:transform .15s}
.bw-select-trigger.is-open .bw-select-arrow{transform:rotate(180deg)}
.bw-select-menu{
  position:absolute;z-index:60;max-height:240px;overflow-y:auto;
  background:var(--bw-bg-elev);border:1px solid var(--bw-border);
  border-radius:8px;box-shadow:var(--bw-shadow-lg);min-width:200px;
  padding:4px 0;margin-top:4px;display:none;width:100%;
}
.bw-select.open .bw-select-menu{display:block}
.bw-select-item{display:flex;align-items:center;gap:8px;padding:10px 14px;cursor:pointer;color:var(--bw-text);font-size:14px}
.bw-select-item:hover,.bw-select-item.is-active{background:var(--bw-surface-2)}
.bw-select-item-name{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.bw-select-item-net{font-size:11px;color:var(--bw-text-muted);margin-left:6px}
.bw-select-item-check{color:var(--bw-accent);font-weight:700;margin-left:8px}
.bw-select-loading{padding:14px;text-align:center;color:var(--bw-text-muted);font-size:13px}
.bw-select-empty{padding:14px;text-align:center;color:var(--bw-text-muted);font-size:13px}

/* ==== 充值页面：选中币种信息卡 ==== */
.bw-coin-info{background:var(--bw-surface-2);border:1px solid var(--bw-border);border-radius:8px;padding:12px;margin-top:8px}
.bw-coin-info-row{display:flex;align-items:center;justify-content:space-between;padding:4px 0;font-size:13px}
.bw-coin-info-label{color:var(--bw-text-2)}
.bw-coin-info-value{color:var(--bw-text);font-weight:700}

/* ==== 联赛筛选条 ==== */
.bw-sportbar{
  display:flex;gap:6px;overflow-x:auto;padding:10px 14px;
  background:var(--bw-bg-elev);border-bottom:1px solid var(--bw-border);
  scrollbar-width:none;
}
.bw-sportbar::-webkit-scrollbar{display:none}
.bw-sport{
  flex:0 0 auto;display:inline-flex;align-items:center;gap:4px;
  height:32px;padding:0 12px;border-radius:16px;
  background:transparent;border:1px solid transparent;
  color:var(--bw-text-2);font-size:12px;font-weight:700;cursor:pointer;
  white-space:nowrap;
}
.bw-sport:hover{background:var(--bw-surface-2)}
.bw-sport.is-active{background:var(--bw-accent);color:#fff}
.bw-sport-icon{font-size:14px;line-height:1}
.bw-sport-count{font-size:11px;opacity:.85}

/* ==== 联赛组 ==== */
.bw-league-bar{margin-bottom:10px}
.bw-league-bar-head{display:flex;align-items:center;justify-content:space-between;padding:8px 14px;background:var(--bw-bg-elev);border:1px solid var(--bw-border);border-bottom:0;border-radius:8px 8px 0 0;font-size:13px;font-weight:800;color:var(--bw-text)}
.bw-league-bar-head-name{flex:1;min-width:0;display:flex;align-items:center;gap:6px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}
.bw-league-bar-body{background:var(--bw-bg-elev);border:1px solid var(--bw-border);border-radius:0 0 8px 8px;overflow:hidden}

/* ==== 赛事卡（card 形态，与 league-group 不同） ==== */
.bw-list{display:flex;flex-direction:column;gap:8px}
.bw-card{background:var(--bw-bg-elev);border:1px solid var(--bw-border);border-radius:8px;overflow:hidden}
.bw-card-list{padding:0}
.bw-card-item{
  display:flex;flex-direction:column;gap:4px;padding:12px 14px;
  border-bottom:1px solid var(--bw-border);
}
.bw-card-item:last-child{border-bottom:0}
.bw-card-name{font-size:14px;font-weight:700;color:var(--bw-text)}
.bw-row{display:flex;align-items:center;gap:8px}

/* ==== 状态 / 徽标 ==== */
.bw-status{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:10px;font-size:11px;font-weight:700}
.bw-badge{display:inline-flex;align-items:center;gap:4px;padding:2px 8px;border-radius:10px;font-size:11px;font-weight:700;background:var(--bw-surface-2);color:var(--bw-text-2)}
.bw-region-badge{display:inline-flex;align-items:center;gap:4px;padding:2px 6px;border-radius:6px;background:var(--bw-surface-2);font-size:10px;color:var(--bw-text-muted)}
.bw-subtabs{display:flex;gap:4px;padding:8px 14px;background:var(--bw-bg-elev);border-bottom:1px solid var(--bw-border)}
.bw-subtab{padding:6px 10px;border-radius:6px;background:transparent;border:0;color:var(--bw-text-2);font-size:12px;font-weight:700;cursor:pointer}
.bw-subtab.is-active{background:var(--bw-accent);color:#fff}
.bw-subtab-dot{width:6px;height:6px;border-radius:50%;background:var(--bw-success);display:inline-block;margin-right:4px}

/* ==== 提示信息 ==== */
.bw-msg{padding:10px 14px;border-radius:8px;font-size:13px;margin-bottom:10px;line-height:1.5}
.bw-msg.is-info{background:var(--bw-info);color:#fff}
.bw-msg.is-warn{background:var(--bw-warning);color:#fff}
.bw-msg.is-err{background:var(--bw-danger);color:#fff}
.bw-msg.is-ok{background:var(--bw-success-2);color:#fff}

/* ==== 认证 / 年龄确认 ==== */
.bw-age{font-size:13px;color:var(--bw-text-2);text-align:center;margin:14px 0;line-height:1.6}
.bw-auth-brand{display:flex;align-items:center;gap:6px;margin-bottom:6px}
.bw-auth-foot{text-align:center;margin-top:14px;font-size:13px;color:var(--bw-text-2)}

/* ==== Footer / 合规 ==== */
.bw-footer{
  background:var(--bw-bg-elev);border-top:1px solid var(--bw-border);
  padding:18px 14px;margin-top:24px;font-size:12px;color:var(--bw-text-2);
}
.bw-footer-company{margin-bottom:10px}
.bw-footer-regulators{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-top:10px}
.bw-regulator{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--bw-text-2)}
.bw-regulator-mark{width:24px;height:24px;border-radius:4px;background:var(--bw-surface-2);display:flex;align-items:center;justify-content:center;font-size:11px;font-weight:700;color:var(--bw-text-muted)}
.bw-regulator-label{font-size:11px}
.bw-footer-help{display:flex;align-items:center;gap:14px;flex-wrap:wrap;margin-top:10px}
.bw-helpline{display:flex;flex-direction:column;gap:2px}
.bw-helpline-label{font-size:10px;color:var(--bw-text-muted);text-transform:uppercase;letter-spacing:.5px}
.bw-helpline-phone{font-size:14px;font-weight:800;color:var(--bw-accent)}
.bw-helpline-site{font-size:12px;color:var(--bw-text-2)}
.bw-footer-legal{margin-top:14px;line-height:1.6}
.bw-footer-copy{font-size:11px;color:var(--bw-text-muted);text-align:center;margin-top:14px}
.bw-company-block{margin-bottom:10px}
.bw-company-title{font-size:12px;font-weight:800;color:var(--bw-text);margin-bottom:4px}
.bw-company-line{font-size:11px;color:var(--bw-text-2);line-height:1.6}

/* ==== 服务器时间 ==== */
.bw-server-time{display:inline-flex;align-items:center;gap:6px;padding:6px 10px;background:var(--bw-surface-2);border-radius:6px;font-size:12px}
.bw-server-time-label{color:var(--bw-text-muted);font-weight:600}
.bw-server-time-value{color:var(--bw-text);font-weight:800;font-variant-numeric:tabular-nums}

/* ==== 响应式：宽屏隐藏底栏 ==== */
@media (min-width:720px){
  .bw-topnav{display:flex}
  .bw-main{padding-bottom:24px}
  .bw-bottom-nav{display:none}
  .bw-fab{display:none}
}

/* 减少动效偏好 */
@media (prefers-reduced-motion:reduce){
  .bw-select-trigger,.bw-select-arrow,.bw-select-item{transition:none}
}

/* 补：独立 class 形式 */
.bw-loading{text-align:center;color:var(--bw-text-muted);padding:24px 0;font-size:13px}
.bw-body{background:var(--bw-bg);color:var(--bw-text);min-height:100vh}
.bw-bet-teamc{flex:1;min-width:0;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}

/* ==== 微调：让布局更接近截图 ==== */
.bw-topbar{padding:8px 12px}
.bw-topbar-right{gap:6px}
.bw-btn{height:34px;padding:0 12px;font-size:13px}
.bw-btn-cta{box-shadow:0 2px 4px rgba(255,140,0,0.3)}
.bw-league-group{box-shadow:0 2px 6px rgba(0,0,0,0.06)}
.bw-league-group + .bw-league-group{margin-top:10px}
.bw-odds-cell{padding:8px 4px;min-height:46px}
.bw-odds-cell-name{font-size:10px}
.bw-odds-cell-value{font-size:15px}
/* "More" 按钮（截图第 4 个 cell）显示一个下拉小图标 */
.bw-odds-cell[data-event-gid] .bw-odds-cell-name{font-size:16px;line-height:1}
.bw-odds-cell[data-event-gid] .bw-odds-cell-value{font-size:9px;text-transform:uppercase}
/* 顶栏 EN 语言切换器缩小 */
.bw-lang-btn{height:30px;padding:0 8px;font-size:12px}