/* WYHY体育 · AI应用平台 · 基础层：变量 / 布局 / 侧栏 / 主区 */
  :root{
    --c:#E8552D; --c-dark:#B23C18; --c-soft:#FCEDE7; --c-soft2:#FBE3D6;
    --ink:#1F2430; --ink2:#5A6172; --ink3:#8A91A1;
    --line:#E2E4EA; --bg:#F6F7F9; --card:#FFFFFF;
    --green:#1F9D6B; --blue:#2E6FE0; --gold:#C9912B;
    --shadow:0 1px 3px rgba(20,24,40,.06),0 8px 24px rgba(20,24,40,.05);
  }
  *{box-sizing:border-box;margin:0;padding:0}
  html,body{height:100%}
  body{font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif;
    background:var(--bg);color:var(--ink);font-size:14px;line-height:1.55;-webkit-font-smoothing:antialiased}
  .app{display:grid;grid-template-columns:252px 1fr;height:100vh;overflow:hidden}

  /* Sidebar */
  .side{background:#14181F;color:#fff;display:flex;flex-direction:column;padding:18px 12px;overflow:hidden}
  .brand{display:flex;align-items:center;gap:10px;padding:4px 8px 14px;border-bottom:1px solid #232a35}
  .logo{width:34px;height:34px;border-radius:9px;background:linear-gradient(135deg,var(--c),#FF8A4C);
    display:flex;align-items:center;justify-content:center;font-weight:700;font-size:16px;flex:none}
  .brand b{font-size:14.5px;font-weight:600;letter-spacing:.3px}
  .brand span{display:block;font-size:11px;color:#9aa1ad;font-weight:400}

  .nav{margin-top:8px;overflow-y:auto;flex:1;padding-right:2px}
  .nav::-webkit-scrollbar{width:6px}
  .nav::-webkit-scrollbar-thumb{background:#2c3442;border-radius:3px}
  .grp{margin-bottom:6px}
  .grp-head{display:flex;align-items:center;gap:8px;width:100%;border:0;background:transparent;color:#8b93a1;
    padding:11px 10px 5px;cursor:pointer;font-size:12px;font-weight:700;letter-spacing:.4px}
  .grp-head .chev{margin-left:auto;transition:.2s;font-size:10px;color:#5a6172}
  .grp.collapsed .chev{transform:rotate(-90deg)}
  .grp.collapsed .grp-items{display:none}
  .grp-items{display:flex;flex-direction:column;gap:2px}
  .mi{display:flex;align-items:center;gap:9px;width:100%;border:0;background:transparent;color:#c4c9d2;
    padding:8px 10px 8px 24px;border-radius:9px;cursor:pointer;font-size:13px;text-align:left;transition:.15s}
  .mi:hover{background:#222833;color:#fff}
  .mi.active{background:var(--c);color:#fff;box-shadow:0 6px 16px rgba(232,85,45,.35)}
  .mi .dot{width:5px;height:5px;border-radius:50%;background:#5a6172;flex:none}
  .mi.active .dot{background:#fff}
  .mi .plan{margin-left:auto;font-size:9.5px;background:#2a3140;color:#9aa1ad;padding:1px 6px;border-radius:20px;white-space:nowrap}
  .mi.active .plan{background:rgba(255,255,255,.22);color:#fff}
  /* 树形菜单（平台管理） */
  .tree{flex:none}
  .tree-node{margin-bottom:4px}
  .tnode-head{display:flex;align-items:center;gap:8px;width:100%;border:0;background:transparent;color:#8b93a1;
    font-size:12px;font-weight:700;letter-spacing:.4px;padding:11px 10px 5px;cursor:pointer}
  .tnode-head:hover{color:#fff}
  .tnode-head .chev{margin-left:auto;transition:.2s;font-size:10px;color:#5a6172}
  .tree-node.collapsed .chev{transform:rotate(-90deg)}
  .tree-children{display:flex;flex-direction:column;gap:2px;padding-left:16px;margin-top:2px}
  .tree-node.collapsed .tree-children{display:none}
  .side-foot{margin-top:auto;font-size:11px;color:#6b7280;padding:12px 10px 0;border-top:1px solid #232a35}
  .flywheel{display:flex;align-items:center;gap:7px;color:#8b93a1;margin-top:8px}
  .flywheel .dot{width:7px;height:7px;border-radius:50%;background:var(--c)}

  /* Main */
  .main{display:flex;flex-direction:column;overflow:hidden}
  .topbar{height:62px;flex:none;border-bottom:1px solid var(--line);background:#fff;display:flex;align-items:center;
    padding:0 22px;gap:16px}
  .sport-switch{display:flex;align-items:center;gap:8px}
  .sport-chip{border:1px solid var(--line);background:#fff;color:var(--ink2);padding:6px 13px;border-radius:30px;
    font-size:12.5px;cursor:pointer;transition:.15s;display:flex;align-items:center;gap:6px}
  .sport-chip .ic{width:8px;height:8px;border-radius:50%;background:#cfd3db}
  .sport-chip.on{border-color:var(--c);background:var(--c-soft);color:var(--c-dark);font-weight:600}
  .sport-chip.on .ic{background:var(--c)}
  .spacer{flex:1}
  .coach{position:relative;display:flex;align-items:center}
  .coach-trigger{display:flex;align-items:center;gap:10px;background:none;border:none;cursor:pointer;
    padding:6px 8px;border-radius:12px;transition:.15s;font-family:inherit;color:inherit}
  .coach-trigger:hover{background:var(--c-soft2)}
  .coach-trigger:focus-visible{outline:2px solid var(--c);outline-offset:2px}
  .coach-trigger .chev{font-size:10px;color:var(--ink3);transition:.2s;margin-left:2px}
  .coach-trigger[aria-expanded="true"] .chev{transform:rotate(180deg)}
  .avatar{width:34px;height:34px;border-radius:50%;background:var(--c-soft2);color:var(--c-dark);
    display:flex;align-items:center;justify-content:center;font-weight:600;font-size:13px;flex:none}
  .avatar.lg{width:46px;height:46px;font-size:18px}
  .coach-meta{display:flex;flex-direction:column;line-height:1.2;text-align:left}
  .coach-meta .n,.cm-id .n{font-size:13px;font-weight:600;color:var(--ink)}
  .coach-meta .r,.cm-id .r{font-size:11px;color:var(--ink3);margin-top:1px}
  /* 悬浮下拉菜单 */
  .coach-menu{position:absolute;top:calc(100% + 8px);right:0;width:236px;background:#fff;border:1px solid var(--line);
    border-radius:14px;box-shadow:0 12px 34px rgba(20,24,40,.16);padding:8px;z-index:60;
    opacity:0;transform:translateY(-6px) scale(.98);transform-origin:top right;pointer-events:none;
    transition:opacity .16s ease,transform .16s ease}
  .coach-menu.open{opacity:1;transform:none;pointer-events:auto}
  .cm-head{display:flex;align-items:center;gap:10px;padding:10px 10px 12px;border-bottom:1px solid var(--line);margin-bottom:6px}
  .cm-head .tier{margin-left:auto}
  .cm-list{display:flex;flex-direction:column;gap:2px}
  .cmi{display:flex;align-items:center;width:100%;text-align:left;background:none;border:none;cursor:pointer;
    font-family:inherit;font-size:13.5px;color:var(--ink);padding:9px 10px;border-radius:9px;transition:.13s}
  .cmi:hover{background:var(--c-soft)}
  .cmi.danger{color:var(--red)}
  .cmi.danger:hover{background:rgba(229,57,53,.08)}
  .cm-sep{height:1px;background:var(--line);margin:5px 4px}

  .content{flex:1;overflow:auto;padding:24px 26px 60px}
  .page{display:none;animation:fade .25s ease}
  .page.show{display:block}
  @keyframes fade{from{opacity:0;transform:translateY(6px)}to{opacity:1;transform:none}}
  .phead{margin-bottom:18px}
  .phead h1{font-size:21px;font-weight:700;letter-spacing:.2px;display:flex;align-items:center;gap:10px}
  .phead p{color:var(--ink2);font-size:13px;margin-top:4px}
  .crumb{font-size:12px;color:var(--ink3);margin-bottom:6px}

  .grid{display:grid;gap:16px}
  .g2{grid-template-columns:1.15fr .85fr}
  .g3{grid-template-columns:repeat(3,1fr)}
  @media(max-width:1020px){.g2,.g3{grid-template-columns:1fr}}

  .card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;box-shadow:var(--shadow)}
  .card h3{font-size:15px;font-weight:600;display:flex;align-items:center;gap:8px}
  .card h3 .pill{font-size:10.5px;font-weight:600;padding:2px 8px;border-radius:20px;background:var(--c-soft);color:var(--c-dark)}
  .card .sub{font-size:12px;color:var(--ink3);margin:3px 0 14px}
  label{display:block;font-size:12px;color:var(--ink2);margin:12px 0 5px;font-weight:500}
  input,textarea,select{width:100%;border:1px solid var(--line);border-radius:9px;padding:9px 11px;font-size:13px;
    font-family:inherit;color:var(--ink);background:#fbfbfc;outline:none;transition:.15s}
  input:focus,textarea:focus,select:focus{border-color:var(--c);background:#fff}
  textarea{resize:vertical;min-height:64px}
  /* 输入框 / 下拉框与 .btn 统一为 42px 高：否则同一行里控件比按钮矮一截（曾 33/35/37/39 vs 42） */
  input:not([type=checkbox]):not([type=radio]):not([type=file]),select{min-height:42px}
  .seg{display:flex;gap:6px;margin-top:5px}
  .seg button{flex:1;border:1px solid var(--line);background:#fff;border-radius:8px;padding:8px;font-size:12.5px;
    cursor:pointer;color:var(--ink2);transition:.15s}
  .seg button.on{background:var(--c);border-color:var(--c);color:#fff;font-weight:600}
  /* 实心按钮用 1px 透明边框，与描边(ghost)按钮盒模型一致，避免同排高度差 2px */
  .btn{background:var(--c);color:#fff;border:1px solid transparent;border-radius:9px;padding:10px 16px;font-size:13.5px;font-weight:600;
    cursor:pointer;transition:.15s;margin-top:14px}
  .btn:hover{background:var(--c-dark)}
  /* 描边按钮只改颜色：盒模型与间距必须与实心按钮完全一致。
     曾单独把 ghost 的 margin-top 归零 → 与实心按钮同排时，flex 拉伸/居中都会错位，同排按钮高低不齐 */
  .btn.ghost{background:#fff;color:var(--c-dark);border-color:var(--c)}
  .btn.sm{padding:7px 12px;font-size:12.5px}
  .btn.xs{padding:5px 10px;font-size:12px;border-radius:8px}
  .btn:disabled,.btn[disabled]{opacity:.55;cursor:not-allowed;pointer-events:none}
  .spin{display:inline-block;width:12px;height:12px;border:2px solid rgba(255,255,255,.45);border-top-color:#fff;
    border-radius:50%;animation:spin .7s linear infinite;vertical-align:-1px;margin-right:6px}
  .btn.ghost .spin{border-color:rgba(0,0,0,.2);border-top-color:var(--c)}
  @keyframes spin{to{transform:rotate(360deg)}}
  /* 操作行 / 工具行内的按钮一律不自带上间距：间距由行容器统一负责。
     否则 flex 行的交叉轴拉伸或居中会因各按钮 margin 不同而产生高低错位。新增操作行容器请加入此清单。 */
  .acts .btn,.cf-acts .btn,.cons-acts .btn,.ip-actions .btn,.ip-add .btn,.pa-head .btn,
  .adm-tools .btn,.ev-foot .btn,.feed .f .btn,.lib-top .btn,.dr-head .btn,.dr-sec .btn,.fn-row .btn,
  .task .btn,.pipe .btn,.chips .btn,.ch .btn,td .btn{margin-top:0}
  /* 兜底：本项目行内操作行普遍用内联 display:flex 书写，这里一并归零 */
  [style*="display:flex"]>.btn,[style*="display: flex"]>.btn,
  [style*="display:inline-flex"]>.btn{margin-top:0}

  .out{margin-top:14px;border:1px dashed #e3d6cf;background:#FFFaf7;border-radius:10px;padding:13px 14px;font-size:13px;
    color:#4a3b34;display:none;white-space:pre-wrap;line-height:1.7}
  .out.show{display:block}
  .out b{color:var(--c-dark)}

  .mini{display:flex;gap:10px;flex-wrap:wrap;margin-top:6px}
  .mini .m{flex:1;min-width:120px;border:1px solid var(--line);border-radius:10px;padding:12px;text-align:center}
  .mini .m .v{font-size:20px;font-weight:700;color:var(--c-dark)}
  .mini .m .k{font-size:11px;color:var(--ink3);margin-top:2px}
  .mini .m .k .u{font-size:10px;opacity:.65}