*{margin:0;padding:0;box-sizing:border-box}
body{font-family:'Microsoft YaHei',Arial,sans-serif;background:#f0f2f5;color:#333;min-height:100vh}

/* ===== 顶部导航 ===== */
.top-nav{background:#2c3e50;height:56px;display:flex;align-items:center;position:fixed;top:0;left:0;right:0;z-index:1000;box-shadow:0 2px 8px rgba(0,0,0,.3)}
.top-nav .logo{width:200px;display:flex;align-items:center;padding:0 20px;flex-shrink:0}
.top-nav .logo img{height:36px;max-width:160px;object-fit:contain}
.top-nav .logo-text{color:#fff;font-size:18px;font-weight:bold;white-space:nowrap}
.top-nav .nav-links{flex:1;display:flex;align-items:center;padding:0 20px}
.top-nav .nav-links a{color:rgba(255,255,255,.8);text-decoration:none;padding:0 16px;height:56px;display:flex;align-items:center;font-size:14px;transition:all .2s;cursor:pointer}
.top-nav .nav-links a:hover,.top-nav .nav-links a.active{color:#fff;border-bottom:2px solid #3498db}
.top-nav .nav-right{display:flex;align-items:center;padding-right:24px;gap:12px}
.top-nav .subject-bar{background:rgba(255,255,255,.1);border:1px solid rgba(255,255,255,.25);border-radius:4px;padding:5px 14px;color:#fff;font-size:13px;cursor:pointer;display:flex;align-items:center;gap:6px;white-space:nowrap;max-width:220px;overflow:hidden}
.top-nav .subject-bar .subject-name{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.top-nav .subject-bar:hover{background:rgba(255,255,255,.2)}
.btn-login{background:#3498db;color:#fff;border:none;border-radius:4px;padding:6px 18px;cursor:pointer;font-size:13px;transition:all .2s;-webkit-tap-highlight-color:rgba(0,0,0,.1);touch-action:manipulation;user-select:none}
.btn-login:hover{background:#2980b9}
.btn-login:active{background:#2574a9;transform:scale(0.98)}
.user-info{display:flex;align-items:center;gap:8px;cursor:pointer;color:#fff;font-size:13px;position:relative}
.user-avatar{width:32px;height:32px;border-radius:50%;background:#3498db;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:bold;color:#fff;overflow:hidden}
.user-avatar img{width:100%;height:100%;object-fit:cover}
.user-dropdown{position:absolute;top:100%;right:0;background:#fff;border-radius:6px;box-shadow:0 4px 16px rgba(0,0,0,.15);min-width:140px;padding-top:8px;margin-top:0;display:none;z-index:100}
.user-info.open .user-dropdown{display:block}
.user-dropdown a{display:block;padding:10px 16px;color:#333;text-decoration:none;font-size:13px;transition:background .2s;cursor:pointer}
.user-dropdown a:hover{background:#f5f5f5}
.user-dropdown .divider{height:1px;background:#f0f0f0;margin:4px 0}

/* ===== 主布局 ===== */
.main-wrap{display:flex;padding-top:56px;min-height:100vh}

/* ===== 左侧菜单 ===== */
.sidebar{width:200px;background:#fff;position:fixed;left:0;top:56px;bottom:0;overflow-y:auto;box-shadow:2px 0 8px rgba(0,0,0,.06);z-index:100}
.sidebar-title{background:#3498db;color:#fff;padding:14px 20px;font-size:15px;font-weight:bold;letter-spacing:1px}
.sidebar-menu{padding:8px 0}
.sidebar-item{display:flex;align-items:center;padding:12px 20px;cursor:pointer;color:#555;font-size:13px;transition:all .2s;border-left:3px solid transparent;gap:10px}
.sidebar-item:hover{background:#f0f7ff;color:#3498db}
.sidebar-item.active{background:#e8f4fd;color:#3498db;border-left-color:#3498db;font-weight:bold}
.sidebar-item .si-icon{font-size:16px;width:18px;text-align:center}
.sidebar-qrcode{padding:20px;text-align:center;border-top:1px solid #f0f0f0;margin-top:8px}
.sidebar-qrcode img{width:100px;height:100px}
.sidebar-qrcode p{font-size:11px;color:#999;margin-top:6px;line-height:1.5}

/* ===== 内容区 ===== */
.content{margin-left:200px;flex:1;min-width:0;padding:20px}

/* ===== 科目提示条 ===== */
.subject-strip{background:#2c3e50;color:#fff;padding:10px 20px;margin-bottom:16px;border-radius:4px;display:flex;align-items:center;justify-content:space-between;font-size:13px}
.subject-strip .left{display:flex;align-items:center;gap:8px}
.subject-strip .s-label{color:rgba(255,255,255,.7)}
.subject-strip .s-name{font-weight:bold;color:#fff}
.subject-strip .s-change{cursor:pointer;color:rgba(255,255,255,.85);text-decoration:underline;font-size:12px}
.subject-strip .s-change:hover{color:#fff}

/* ===== 统计卡片（专项练习顶部） ===== */
.stats-bar{background:#fff;border-radius:6px;padding:18px 28px;margin-bottom:16px;box-shadow:0 1px 6px rgba(0,0,0,.08);display:flex;align-items:center;gap:40px}
.stats-item{display:flex;align-items:baseline;gap:6px}
.stats-num{font-size:32px;font-weight:bold;color:#333}
.stats-unit{font-size:14px;color:#666}
.stats-label-line{font-size:12px;color:#999;display:flex;align-items:center;gap:4px;margin-top:2px}
.stats-sep{width:1px;height:36px;background:#eee}
.stats-tip{flex:1;font-size:13px;color:#e67e22;background:#fff9f0;border:1px solid #ffd580;border-radius:4px;padding:8px 14px}
.stats-tip b{color:#e67e22}

/* ===== 列表表格 ===== */
.list-wrap{background:#fff;border-radius:6px;box-shadow:0 1px 6px rgba(0,0,0,.08);overflow:hidden}
.list-table{width:100%;border-collapse:collapse}
.list-table th{background:#f8f9fa;padding:12px 18px;text-align:left;font-size:13px;color:#888;font-weight:normal;border-bottom:1px solid #eee}
.list-table td{padding:14px 18px;border-bottom:1px solid #f5f5f5;font-size:13px;vertical-align:middle}
.list-table tr:last-child td{border-bottom:none}
.list-table tr:hover td{background:#fafbff}
.list-title-btn{cursor:pointer;display:flex;align-items:center;gap:6px;color:#333;font-size:13px}
.list-title-btn:hover{color:#3498db}
.list-title-btn .expand-arrow{color:#aaa;font-size:12px;transition:transform .2s}
.list-title-btn.expanded .expand-arrow{transform:rotate(90deg)}
.list-tag{display:inline-block;background:#f0f7ff;color:#3498db;border:1px solid #c8e1ff;border-radius:3px;padding:1px 6px;font-size:11px;margin-left:6px}
.list-tag.red{background:#fff0f0;color:#e74c3c;border-color:#f5c2c2}
.list-tag.green{background:#f0fff4;color:#27ae60;border-color:#b7e4c7}
.td-meta{color:#999;font-size:12px}
.btn-group{display:flex;gap:8px;align-items:center}
.btn-primary{background:#3498db;color:#fff;border:none;border-radius:4px;padding:6px 16px;cursor:pointer;font-size:12px;white-space:nowrap;transition:all .2s}
.btn-primary:hover{background:#2980b9}
.btn-success{background:#27ae60;color:#fff;border:none;border-radius:4px;padding:6px 16px;cursor:pointer;font-size:12px;white-space:nowrap;transition:all .2s}
.btn-success:hover{background:#219a52}
.btn-warning{background:#e67e22;color:#fff;border:none;border-radius:4px;padding:6px 16px;cursor:pointer;font-size:12px;white-space:nowrap;transition:all .2s}
.btn-warning:hover{background:#d35400}
.btn-outline{background:#fff;color:#3498db;border:1px solid #3498db;border-radius:4px;padding:6px 16px;cursor:pointer;font-size:12px;white-space:nowrap;transition:all .2s}
.btn-outline:hover{background:#3498db;color:#fff}


/* 子列表行 */
.sub-row td{background:#f8fbff;padding-left:36px!important;font-size:12px;color:#555}
.sub-row:last-child td{border-bottom:none}

/* 章节练习二级节行 */
.sub-cate-row td{background:#f4f8ff;border-bottom:1px solid #eef3ff}
.sub-cate-row:hover td{background:#edf3ff}
.sub-cate-title{display:flex;align-items:center;gap:6px;color:#444;font-size:13px;padding-left:4px}
.sub-cate-arrow{color:#3498db;font-size:11px}



/* 空状态 */
.empty-state{text-align:center;padding:60px 0;color:#bbb}
.empty-state .empty-icon{font-size:48px;display:block;margin-bottom:12px}
.empty-state p{font-size:14px}

/* 绝密押题授权检查 - 模糊效果 */
.blur-table-row{filter:blur(4px);pointer-events:none;user-select:none}

/* 绝密押题授权检查 - 叠加层 */
.auth-overlay-pc{position:absolute;top:50%;left:50%;transform:translate(-50%,-50%);z-index:100;background:rgba(255,255,255,.95);padding:30px 50px;border-radius:12px;box-shadow:0 4px 20px rgba(0,0,0,.15);pointer-events:auto}
.auth-message-pc{font-size:16px;color:#f5a623;text-align:center;line-height:1.6}
.auth-link-pc{color:#9b7fe5;text-decoration:underline;font-weight:bold;cursor:pointer}
.auth-link-pc:hover{color:#7d5fd1}

/* 确保题库页面容器有相对定位 */
#page-bank{position:relative}

/* ===== 首页题库入口 ===== */
.home-cate-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin-bottom:16px}
.home-cate-card{background:#fff;border-radius:8px;padding:24px 20px;box-shadow:0 1px 6px rgba(0,0,0,.08);cursor:pointer;transition:all .2s;display:flex;align-items:center;gap:16px}
.home-cate-card:hover{box-shadow:0 4px 16px rgba(0,0,0,.15);transform:translateY(-2px)}
.home-cate-icon{width:52px;height:52px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:24px;flex-shrink:0}
.home-cate-info .name{font-size:15px;font-weight:bold;color:#333}
.home-cate-info .desc{font-size:12px;color:#999;margin-top:4px}

/* ===== 科目选择弹窗 ===== */
.modal-overlay{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:2000;display:none;align-items:center;justify-content:center}
.modal-overlay.show{display:flex}
.modal-box{background:#fff;border-radius:8px;width:640px;max-height:80vh;display:flex;flex-direction:column;box-shadow:0 8px 32px rgba(0,0,0,.2)}
.modal-header{padding:16px 24px;border-bottom:1px solid #eee;display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.modal-header h3{font-size:16px;color:#333}
.modal-title{font-size:16px;font-weight:bold;color:#333}
.modal-close{font-size:20px;cursor:pointer;color:#999;line-height:1;background:none;border:none}
.modal-close:hover{color:#333}
.modal-body{overflow-y:auto;padding:20px 24px;flex:1}

/* 模式选择 */
.mode-item{display:flex;align-items:center;gap:16px;padding:16px;border-radius:8px;cursor:pointer;transition:background .2s;border:1px solid #eee;margin-bottom:12px}
.mode-item:hover{background:#f5f8ff;border-color:#3498db}

/* 订单卡片 */
.order-card{background:#fff;border-radius:8px;margin-bottom:12px;padding:0 16px;box-shadow:0 1px 6px rgba(0,0,0,.06)}
.order-card-row{display:flex;align-items:center;justify-content:space-between;padding:12px 0;border-bottom:1px solid #f5f5f5;font-size:13px}
.order-card-row:last-child{border-bottom:none}
.order-card-label{color:#888;flex-shrink:0;margin-right:12px}
.order-card-value{color:#666;text-align:right;word-break:break-all}
.order-card-link{color:#5b9bd5}
.order-card-code{color:#555;font-family:monospace}
.order-card-status{font-weight:bold}
.status-green{color:#07c160!important}
.status-red{color:#ff4d4f!important}
.mode-icon{width:48px;height:48px;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:22px;flex-shrink:0}
.mode-info{flex:1}
.mode-name{font-size:15px;font-weight:bold;color:#333;margin-bottom:4px}
.mode-desc{font-size:12px;color:#999}
.subject-group{margin-bottom:20px}
.subject-group-title{font-size:13px;font-weight:bold;color:#555;margin-bottom:10px;padding-bottom:6px;border-bottom:1px solid #f0f0f0}
.subject-tags{display:flex;flex-wrap:wrap;gap:8px}
.subject-tag-btn{padding:7px 16px;border:1px solid #ddd;border-radius:20px;font-size:13px;cursor:pointer;transition:all .2s;color:#555;background:#fff}
.subject-tag-btn:hover{border-color:#3498db;color:#3498db}
.subject-tag-btn.active{background:#3498db;color:#fff;border-color:#3498db}

/* ===== 登录/注册弹窗 ===== */
.login-modal .modal-box{width:400px;border-radius:10px}
.login-modal .modal-header{padding:18px 24px 6px;border-bottom:none;justify-content:flex-end}
.login-modal .modal-header h3{display:none}
.login-modal .modal-body{padding:0 36px 32px}
.auth-pane{display:none}
.auth-pane.active{display:block}
.auth-title{text-align:center;font-size:22px;font-weight:bold;color:#333;margin:4px 0 14px;letter-spacing:1px}
.auth-switch-tip{text-align:center;font-size:13px;color:#888;margin-bottom:22px}
.auth-switch-tip a{color:#3498db;cursor:pointer;text-decoration:none;margin-left:4px}
.auth-switch-tip a:hover{text-decoration:underline}
.auth-input-row{position:relative;margin-bottom:14px}
.auth-input-row .auth-icon{position:absolute;left:14px;top:50%;transform:translateY(-50%);width:16px;height:16px;color:#bbb;pointer-events:none;display:flex;align-items:center;justify-content:center}
.auth-input-row input{width:100%;border:1px solid #e0e3e8;border-radius:6px;padding:11px 14px 11px 40px;font-size:14px;outline:none;background:#fafbfc;color:#333;transition:border .2s,background .2s,box-shadow .2s;box-sizing:border-box}
.auth-input-row input:focus{border-color:#3498db;background:#fff;box-shadow:0 0 0 3px rgba(52,152,219,.1)}
.auth-input-row input::placeholder{color:#bbb;font-size:13px}
.auth-captcha-row{display:flex;gap:10px;align-items:stretch;margin-bottom:14px}
.auth-captcha-row .auth-input-row{flex:1;margin-bottom:0}
.auth-captcha-canvas{height:42px;border:1px solid #e0e3e8;border-radius:6px;cursor:pointer;background:#f0f4ff;flex-shrink:0;display:block}
.auth-remember{display:flex;align-items:center;margin:4px 0 18px;font-size:13px;color:#666;cursor:pointer;user-select:none}
.auth-remember input[type=checkbox]{appearance:none;-webkit-appearance:none;width:16px;height:16px;border:1.5px solid #d0d4d9;border-radius:3px;margin-right:7px;cursor:pointer;position:relative;background:#fff;transition:all .15s;flex-shrink:0}
.auth-remember input[type=checkbox]:checked{background:#3498db;border-color:#3498db}
.auth-remember input[type=checkbox]:checked::after{content:'';position:absolute;left:4px;top:1px;width:5px;height:9px;border:solid #fff;border-width:0 2px 2px 0;transform:rotate(45deg)}
.auth-submit{width:100%;background:#3498db;color:#fff;border:none;border-radius:6px;padding:12px;font-size:15px;cursor:pointer;margin-top:6px;transition:background .2s,opacity .2s;letter-spacing:2px;font-weight:500}
.auth-submit:hover{background:#2980b9}
.auth-submit:disabled{opacity:.6;cursor:not-allowed}
.auth-error-tip{color:#e74c3c;font-size:12px;margin-top:-8px;margin-bottom:8px;display:none}
.auth-error-tip.show{display:block}
.auth-form-error{color:#e74c3c;font-size:13px;text-align:center;margin-bottom:8px;display:none}
.auth-form-error.show{display:block}

/* ===== 激活码弹窗 ===== */
.activate-modal-box{max-width:420px;width:92%}
.activate-modal-body{padding:24px 28px 28px}
.activate-tip-box{display:flex;align-items:flex-start;gap:7px;background:#eef6fd;border:1px solid #cce3f8;border-radius:6px;padding:10px 14px;margin-bottom:22px;color:#2d7ab8;font-size:13px;line-height:1.6}
.activate-label{display:block;font-size:13px;color:#555;font-weight:500;margin-bottom:8px}
.activate-input-box{display:flex;align-items:center;gap:10px;border:1.5px solid #dde3ea;border-radius:7px;padding:0 14px;background:#fafbfc;transition:border .2s,box-shadow .2s}
.activate-input-box:focus-within{border-color:#3498db;box-shadow:0 0 0 3px rgba(52,152,219,.12);background:#fff}
.activate-input{flex:1;border:none;outline:none;background:transparent;padding:11px 0;font-size:14px;color:#333;letter-spacing:.5px}
.activate-input::placeholder{color:#bbb;font-size:13px;letter-spacing:0}
.activate-btn{width:100%;margin-top:20px;padding:12px;background:linear-gradient(135deg,#3498db,#2980b9);color:#fff;border:none;border-radius:7px;font-size:15px;font-weight:500;cursor:pointer;transition:opacity .2s,transform .1s;letter-spacing:.5px}
.activate-btn:hover{opacity:.9}
.activate-btn:active{transform:scale(.98)}
.activate-btn:disabled{opacity:.6;cursor:not-allowed}
.activate-footer-tip{text-align:center;color:#bbb;font-size:11px;margin-top:14px;margin-bottom:0}

/* ===== 激活确认弹窗 ===== */
.activate-confirm-modal{z-index:3000}
.activate-confirm-box{max-width:560px;width:92%;border-radius:10px;background:#fff;display:flex;flex-direction:column;overflow:hidden;box-shadow:0 8px 32px rgba(0,0,0,.2)}
.activate-confirm-head{display:flex;align-items:center;gap:10px;padding:22px 28px 18px}
.activate-confirm-icon{width:22px;height:22px;border-radius:50%;background:#7a7a7a;color:#fff;display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:bold;font-family:Arial,sans-serif;flex-shrink:0;line-height:1}
.activate-confirm-title{font-size:17px;font-weight:600;color:#222}
.activate-confirm-divider{height:1px;background:#ececec;margin:0 28px}
.activate-confirm-body{padding:22px 28px 4px}
.activate-confirm-main{font-size:15px;color:#333;line-height:1.6;margin:0 0 14px}
.activate-confirm-sub{font-size:13px;color:#999;line-height:1.6;margin:0}
.activate-confirm-warning{font-size:13px;color:#ff6b00;line-height:1.7;margin:0 0 14px;padding:12px;background:#fff7f0;border-radius:6px;border-left:3px solid #ff6b00}
.activate-confirm-actions{display:flex;justify-content:center;gap:18px;padding:24px 28px 28px}
.activate-confirm-btn{min-width:130px;padding:11px 22px;border-radius:6px;font-size:14px;cursor:pointer;transition:opacity .2s,background .2s,transform .1s;border:1px solid transparent;letter-spacing:.5px}
.activate-confirm-btn:active{transform:scale(.98)}
.activate-confirm-btn.primary{background:#3498db;color:#fff;border-color:#3498db}
.activate-confirm-btn.primary:hover{background:#2980b9;border-color:#2980b9}
.activate-confirm-btn.primary:disabled{opacity:.6;cursor:not-allowed}
.activate-confirm-btn.secondary{background:#fff;color:#333;border-color:#dcdfe6}
.activate-confirm-btn.secondary:hover{color:#3498db;border-color:#3498db}

/* ===== 个人中心 ===== */
.user-center-wrap{display:grid;grid-template-columns:200px 1fr;gap:16px}
.user-card{background:#fff;border-radius:8px;padding:24px 20px;box-shadow:0 1px 6px rgba(0,0,0,.08);text-align:center}
.user-card .uc-avatar{width:72px;height:72px;border-radius:50%;background:#3498db;margin:0 auto 12px;display:flex;align-items:center;justify-content:center;font-size:28px;color:#fff;font-weight:bold;overflow:hidden}
.user-card .uc-avatar img{width:100%;height:100%;object-fit:cover}
.user-card .uc-name{font-size:16px;font-weight:bold;margin-bottom:4px}
.user-card .uc-mobile{font-size:12px;color:#999}
.uc-menu{margin-top:16px;text-align:left}
.uc-menu-item{padding:10px 14px;border-radius:4px;cursor:pointer;font-size:13px;color:#555;display:flex;align-items:center;gap:8px;transition:all .2s}
.uc-menu-item:hover,.uc-menu-item.active{background:#e8f4fd;color:#3498db}
.panel-header{font-size:15px;font-weight:bold;margin-bottom:16px;padding-bottom:10px;border-bottom:1px solid #eee;color:#333}

/* 加载/空 */
.loading-tip{text-align:center;padding:40px;color:#bbb;font-size:14px}
.page-loading{display:none}

/* ===== 响应式 ===== */
@media(max-width:1200px){.home-cate-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:768px){
  .sidebar{display:none}
  .content{margin-left:0}
  .main-wrap{flex-direction:column}
}

/* 通知 toast */
.toast{position:fixed;top:70px;left:50%;transform:translateX(-50%);background:rgba(0,0,0,.75);color:#fff;padding:10px 20px;border-radius:6px;font-size:13px;z-index:9999;opacity:0;transition:opacity .3s;pointer-events:none}
.toast.show{opacity:1}

/* ===== PC试卷考试页 ===== */
#exam-page{display:none}
#exam-page.show{display:flex!important}
.exam-header{height:52px;background:#6c3fc5;color:#fff;display:flex;align-items:center;padding:0 16px;gap:12px;flex-shrink:0;z-index:10;box-shadow:0 2px 8px rgba(0,0,0,.2);position:relative}
.exam-back-btn{background:rgba(255,255,255,.15);border:none;color:#fff;padding:6px 14px;border-radius:4px;cursor:pointer;font-size:13px;white-space:nowrap;flex-shrink:0}
.exam-back-btn:hover{background:rgba(255,255,255,.25)}
.exam-title{font-size:14px;color:rgba(255,255,255,.9);white-space:nowrap;flex-shrink:1;min-width:0}
.exam-header-center{position:absolute;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:8px}
.exam-mode-tag{background:rgba(255,255,255,.2);color:#fff;font-size:15px;font-weight:bold;padding:4px 16px;border-radius:10px;letter-spacing:1px}
.exam-countdown{font-size:15px;font-weight:bold;color:#fff;font-variant-numeric:tabular-nums;letter-spacing:1px;background:rgba(0,0,0,.25);padding:4px 14px;border-radius:20px}
.exam-countdown.warn{background:#e74c3c;animation:countWarn .8s infinite}
@keyframes countWarn{0%,100%{opacity:1}50%{opacity:.5}}
.exam-header-right{display:flex;align-items:center;gap:10px;flex-shrink:0;margin-left:auto}
.exam-body{flex:1;display:flex;min-height:0;overflow:hidden}
/* 左侧题号面板 */
.exam-panel{width:200px;background:#fff;border-right:1px solid #eee;display:flex;flex-direction:column;flex-shrink:0;overflow:hidden}
.exam-panel-header{padding:10px 12px 8px;font-size:13px;font-weight:bold;color:#fff;background:#6c3fc5;display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.exam-panel-header span:last-child{font-weight:normal;font-size:12px;color:#fff;opacity:.9}
.exam-panel-scroll{flex:1;overflow-y:auto;padding:8px 10px 10px}
.exam-panel-scroll::-webkit-scrollbar{width:4px}
.exam-panel-scroll::-webkit-scrollbar-thumb{background:#ddd;border-radius:2px}
.exam-panel-kind-title{font-size:12px;color:#666;font-weight:bold;margin:8px 0 6px;padding-bottom:4px;border-bottom:1px solid #f0f0f0}
.exam-panel-kind-title:first-child{margin-top:2px}
.exam-panel-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:5px;margin-bottom:2px}
.exam-panel-num{width:100%;height:30px;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:12px;cursor:pointer;border:1.5px solid #ddd;color:#555;font-weight:normal;transition:all .15s}
.exam-panel-num:hover{border-color:#6c3fc5;color:#6c3fc5}
.exam-panel-num.cur{border-color:#6c3fc5;background:#6c3fc5;color:#fff}
.exam-panel-num.answered{border-color:#27ae60;background:#f0fff4;color:#27ae60}
.exam-panel-num.marked{border-color:#e67e22;background:#fff8f0;color:#e67e22}
.exam-panel-num.answered.marked{border-color:#e67e22;background:#fff8f0;color:#e67e22}
.exam-panel-legend{padding:8px 10px;border-top:1px solid #f0f0f0;display:flex;gap:8px;font-size:11px;color:#888;flex-shrink:0;flex-wrap:wrap}
/* 标记按钮 */
.exam-mark-btn{background:none;border:1.5px solid #ddd;color:#aaa;padding:4px 12px;border-radius:4px;cursor:pointer;font-size:12px;transition:all .18s;display:flex;align-items:center;gap:4px}
.exam-mark-btn:hover{border-color:#e67e22;color:#e67e22}
.exam-mark-btn.active{border-color:#e67e22;background:#fff8f0;color:#e67e22;font-weight:bold}
/* 多选确认按钮 */
.exam-multi-confirm{margin-top:12px;background:#6c3fc5;border:none;color:#fff;padding:8px 28px;border-radius:4px;cursor:pointer;font-size:13px;font-weight:bold;transition:background .18s}
.exam-multi-confirm:hover{background:#5a32a3}
/* 题目区 */
.exam-main{flex:1;overflow-y:auto;padding:20px;min-width:0;font-size:15px}
.exam-card{background:#fff;border-radius:8px;padding:24px 28px;box-shadow:0 1px 8px rgba(0,0,0,.08);max-width:860px}
.exam-card-meta{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.exam-kind-tag{background:#f0e8ff;color:#6c3fc5;border:1px solid #d4b8f5;border-radius:4px;padding:2px 10px;font-size:12px;font-weight:bold}
.exam-score-tag{font-size:12px;color:#999;background:#f5f5f5;border-radius:4px;padding:2px 8px}
.exam-q-title{font-size:1em;color:#222;line-height:1.8;margin-bottom:18px;font-weight:500}
.exam-q-title img{max-width:100%;height:auto}
.exam-options{display:flex;flex-direction:column;gap:10px;margin-bottom:6px}
.exam-option{display:flex;align-items:flex-start;gap:12px;padding:12px 16px;border:1.5px solid #e0e0e0;border-radius:6px;cursor:pointer;transition:all .18s;font-size:0.93em;line-height:1.6}
.exam-option:hover{border-color:#6c3fc5;background:#f8f3ff}
.exam-option.selected{border-color:#6c3fc5;background:#f0e8ff}
.exam-option-key{width:26px;height:26px;border-radius:50%;background:#f0f0f0;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:bold;flex-shrink:0;color:#555;transition:all .18s}
.exam-option.selected .exam-option-key{background:#6c3fc5;color:#fff}
.exam-option-text{flex:1;line-height:1.6}
.exam-option-text img{max-width:100%;height:auto}
/* 填空/简答 */
.exam-fill-area{display:flex;flex-direction:column;gap:10px;margin-bottom:6px}
.exam-fill-row{font-size:0.93em;line-height:1.8;color:#333}
.exam-fill-input{border:1.5px solid #ddd;border-radius:4px;padding:6px 10px;font-size:0.93em;min-width:200px;width:100%;outline:none;transition:border-color .2s;margin-top:4px}
.exam-fill-input:focus{border-color:#6c3fc5}
/* 填空题：题干与输入框内联（与手机端一致） */
.exam-fill-inline{font-size:1em;line-height:2;color:#222;font-weight:500;display:block}
.exam-fill-inline .fill-seg{white-space:pre-wrap;word-break:break-word}
.exam-fill-inline .fill-inline-input{display:inline-block;width:auto;min-width:120px;border:none;border-bottom:1.5px solid #888;border-radius:0;background:transparent;padding:2px 6px;margin:0 4px;text-align:center;font-size:1em;line-height:1.6;vertical-align:baseline}
.exam-fill-inline .fill-inline-input:focus{border-bottom-color:#6c3fc5;background:#f8f3ff}
.exam-short-input{width:100%;min-height:120px;border:1.5px solid #ddd;border-radius:6px;padding:12px;font-size:0.93em;resize:vertical;outline:none;box-sizing:border-box;transition:border-color .2s}
.exam-short-input:focus{border-color:#6c3fc5}
/* 底部 */
.exam-footer{height:54px;background:#fff;border-top:1px solid #eee;display:flex;align-items:center;justify-content:center;padding:0 20px;flex-shrink:0;position:relative}
.exam-footer-left{position:absolute;left:20px;display:flex;align-items:center}
.exam-nav-btn{background:#fff;border:1.5px solid #ddd;color:#555;padding:7px 22px;border-radius:4px;cursor:pointer;font-size:13px;transition:all .18s}
.exam-nav-btn:hover{border-color:#6c3fc5;color:#6c3fc5}
.exam-nav-btn:disabled{opacity:.4;cursor:default}
.exam-submit-btn{background:#6c3fc5;border:none;color:#fff;padding:8px 28px;border-radius:4px;cursor:pointer;font-size:14px;font-weight:bold;transition:background .18s}
.exam-submit-btn:hover{background:#5a32a3}
.exam-footer-center{display:flex;align-items:center;gap:14px}
/* 成绩页 */
.exam-result-wrap{flex:1;overflow-y:auto;padding:40px 20px;display:flex;flex-direction:column;align-items:center}
.exam-result-card{background:#fff;border-radius:12px;padding:40px 48px;box-shadow:0 2px 16px rgba(0,0,0,.1);max-width:600px;width:100%;text-align:center}
.exam-result-title{font-size:20px;font-weight:bold;color:#333;margin-bottom:6px}
.exam-result-paper{font-size:14px;color:#888;margin-bottom:28px}
.exam-result-score-wrap{display:flex;align-items:center;justify-content:center;gap:6px;margin-bottom:24px}
.exam-result-score{font-size:56px;font-weight:bold;color:#6c3fc5;line-height:1}
.exam-result-total{font-size:18px;color:#999;align-self:flex-end;padding-bottom:8px}
.exam-result-pass{font-size:16px;padding:4px 20px;border-radius:20px;font-weight:bold;display:inline-block;margin-bottom:24px}
.exam-result-pass.pass{background:#e6f9ef;color:#27ae60}
.exam-result-pass.fail{background:#f0e8ff;color:#6c3fc5}
.exam-result-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:28px}
.exam-result-stat{background:#f8f8f8;border-radius:8px;padding:14px 8px}
.exam-result-stat .sv{font-size:22px;font-weight:bold;color:#333;margin-bottom:4px}
.exam-result-stat .sl{font-size:12px;color:#999}
.exam-result-actions{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}

/* ===== PC答题页 ===== */
#train-page{display:none}
#train-page.show{display:flex!important}
.train-header{height:52px;background:#2c3e50;color:#fff;display:flex;align-items:center;padding:0 16px;gap:12px;flex-shrink:0;z-index:10;box-shadow:0 2px 8px rgba(0,0,0,.2);position:relative}
.train-back-btn{background:rgba(255,255,255,.15);border:none;color:#fff;padding:6px 14px;border-radius:4px;cursor:pointer;font-size:13px;white-space:nowrap;flex-shrink:0}
.train-back-btn:hover{background:rgba(255,255,255,.25)}
.train-title{font-size:14px;color:rgba(255,255,255,.85);white-space:nowrap;overflow:visible;flex-shrink:1;min-width:0}
.train-header-center{position:absolute;left:50%;transform:translateX(-50%);display:flex;align-items:center;gap:10px}
.train-mode-tag{background:#3498db;color:#fff;font-size:15px;font-weight:bold;padding:4px 16px;border-radius:10px;letter-spacing:1px}
.train-mode-tag.look{background:#27ae60}
.train-font-btns{display:flex;align-items:center;gap:4px;margin-left:8px}
.train-font-btn{background:rgba(255,255,255,.15);border:none;color:#fff;border-radius:4px;cursor:pointer;padding:3px 10px;font-size:13px;line-height:1}
.train-font-btn:hover{background:rgba(255,255,255,.28)}
.train-header-right{display:flex;align-items:center;gap:10px;flex-shrink:0;margin-left:auto}
.train-timer{font-size:14px;color:rgba(255,255,255,.9);font-variant-numeric:tabular-nums;letter-spacing:1px;background:rgba(0,0,0,.2);padding:3px 10px;border-radius:4px}
.train-body{flex:1;display:flex;min-height:0;overflow:hidden}
.train-main{flex:1;overflow-y:auto;padding:20px;min-width:0;font-size:15px}
.train-loading{text-align:center;padding:60px;color:#aaa;font-size:14px}
.train-card{background:#fff;border-radius:8px;padding:24px 28px;box-shadow:0 1px 8px rgba(0,0,0,.08);max-width:860px}
.train-card-meta{display:flex;align-items:center;gap:10px;margin-bottom:14px}
.train-kind-tag{background:#e8f4fd;color:#3498db;border:1px solid #c8e1ff;border-radius:4px;padding:2px 10px;font-size:12px;font-weight:bold}
.train-collect-btn{margin-left:auto;cursor:pointer;font-size:20px;line-height:1;color:#ccc;transition:color .2s}
.train-collect-btn:hover{color:#f74d54}
.train-collect-btn.collected{color:#f74d54}
.train-material{background:#fffbf0;border-left:3px solid #f39c12;padding:12px 16px;margin-bottom:14px;border-radius:0 6px 6px 0;font-size:0.87em;color:#555;line-height:1.8}
.train-material-label{font-weight:bold;color:#e67e22;margin-bottom:6px;font-size:0.8em}
.train-q-title{font-size:1em;color:#222;line-height:1.8;margin-bottom:18px;font-weight:500}
.train-q-title img{max-width:100%;height:auto}
.train-options{display:flex;flex-direction:column;gap:10px;margin-bottom:6px}
.train-option{display:flex;align-items:flex-start;gap:12px;padding:12px 16px;border:1.5px solid #e0e0e0;border-radius:6px;cursor:pointer;transition:all .18s;font-size:0.93em;line-height:1.6}
.train-option:hover{border-color:#3498db;background:#f5f9ff}
.train-option.selected{border-color:#3498db;background:#e8f4fd}
.train-option.correct{border-color:#27ae60;background:#f0fff4;cursor:default}
.train-option.wrong{border-color:#e74c3c;background:#fff0f0;cursor:default}
.train-option.show-correct{border-color:#27ae60;background:#f0fff4;cursor:default}
.train-option-key{width:26px;height:26px;border-radius:50%;background:#f0f0f0;display:flex;align-items:center;justify-content:center;font-size:12px;font-weight:bold;flex-shrink:0;color:#555;transition:all .18s}
.train-option.selected .train-option-key{background:#3498db;color:#fff}
.train-option.correct .train-option-key{background:#27ae60;color:#fff}
.train-option.wrong .train-option-key{background:#e74c3c;color:#fff}
.train-option.show-correct .train-option-key{background:#27ae60;color:#fff}
.train-option-text{flex:1}
.train-option-text img{max-width:100%;height:auto}
.train-option-icon{margin-left:auto;font-size:16px;flex-shrink:0}
.train-fill-area{display:flex;flex-direction:column;gap:10px;margin-bottom:6px}
.train-fill-row{display:flex;align-items:center;gap:10px;flex-wrap:wrap;font-size:0.93em;line-height:1.8;color:#333}
.train-fill-input{border:1.5px solid #ddd;border-radius:4px;padding:6px 10px;font-size:0.93em;min-width:120px;outline:none;transition:border-color .2s}
.train-fill-input:focus{border-color:#3498db}
.train-fill-input.correct{border-color:#27ae60;background:#f0fff4}
.train-fill-input.wrong{border-color:#e74c3c;background:#fff0f0}
/* 填空题：题干与输入框内联（与手机端体验一致） */
.train-fill-inline{font-size:1em;line-height:2;color:#222;font-weight:500}
.train-fill-inline .fill-seg{white-space:pre-wrap;word-break:break-word}
.train-fill-inline .fill-inline-input{display:inline-block;border:none;border-bottom:1.5px solid #888;border-radius:0;background:transparent;padding:2px 6px;min-width:120px;text-align:center;font-size:1em;line-height:1.6;vertical-align:baseline;margin:0 4px}
.train-fill-inline .fill-inline-input:focus{border-bottom-color:#3498db;background:#f5f9ff}
.train-fill-inline .fill-inline-input.correct{border-bottom-color:#27ae60;color:#27ae60;background:transparent}
.train-fill-inline .fill-inline-input.wrong{border-bottom-color:#e74c3c;color:#e74c3c;background:transparent}
.train-fill-inline .fill-inline-input:disabled{opacity:1;color:#333;-webkit-text-fill-color:#333}
.train-fill-inline .fill-inline-input.correct:disabled{color:#27ae60;-webkit-text-fill-color:#27ae60}
.train-fill-inline .fill-inline-input.wrong:disabled{color:#e74c3c;-webkit-text-fill-color:#e74c3c}
.train-short-input{width:100%;min-height:120px;border:1.5px solid #ddd;border-radius:6px;padding:12px;font-size:0.93em;resize:vertical;outline:none;box-sizing:border-box;transition:border-color .2s}
.train-short-input:focus{border-color:#3498db}
.train-confirm-btn{margin-top:12px;padding:8px 24px}
.train-answer-block{margin-top:20px;border-top:2px dashed #e0e0e0;padding-top:16px}
.train-answer-row{display:flex;align-items:baseline;gap:8px;margin-bottom:10px}
.train-answer-label{font-size:0.87em;color:#888;white-space:nowrap}
.train-answer-val{font-size:0.93em;color:#27ae60;font-weight:bold}
.train-explain-block{background:#f8f9fa;border-radius:6px;padding:14px 16px;margin-top:6px}
.train-explain-content{font-size:0.87em;color:#555;line-height:1.8}
.train-explain-content img{max-width:100%;height:auto}
/* 左侧题号面板 */
.train-panel{width:200px;background:#fff;border-right:1px solid #eee;display:flex;flex-direction:column;flex-shrink:0;overflow:hidden}
.train-panel-header{padding:10px 12px 8px;font-size:13px;font-weight:bold;color:#fff;background:#4e66e1;display:flex;align-items:center;justify-content:space-between;flex-shrink:0}
.train-panel-header span:last-child{font-weight:normal;font-size:12px;color:#fff;opacity:.9}
.train-panel-scroll{flex:1;overflow-y:auto;padding:8px 10px 10px}
.train-panel-scroll::-webkit-scrollbar{width:4px}
.train-panel-scroll::-webkit-scrollbar-thumb{background:#ddd;border-radius:2px}
.train-panel-scroll::-webkit-scrollbar-thumb:hover{background:#bbb}
.train-panel-kind-title{font-size:12px;color:#666;font-weight:bold;margin:8px 0 6px;padding-bottom:4px;border-bottom:1px solid #f0f0f0;display:flex;align-items:center;gap:4px}
.train-panel-kind-title:first-child{margin-top:2px}
.train-panel-kind-title .kind-arrow{font-size:10px;color:#999}
.train-panel-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:5px;margin-bottom:2px}
.train-panel-num{width:100%;height:30px;border-radius:4px;display:flex;align-items:center;justify-content:center;font-size:12px;cursor:pointer;border:1.5px solid #ddd;color:#555;font-weight:normal;transition:all .15s}
.train-panel-num:hover{border-color:#3498db;color:#3498db}
.train-panel-num.cur{border-color:#3498db;background:#3498db;color:#fff}
.train-panel-num.done{border-color:#27ae60;background:#f0fff4;color:#27ae60}
.train-panel-num.wrong{border-color:#e74c3c;background:#fff0f0;color:#e74c3c}
.train-panel-num.answered{border-color:#f39c12;background:#fff8e1;color:#f39c12}
.train-panel-num.unloaded{opacity:.35}
.train-panel-legend{padding:8px 10px;border-top:1px solid #f0f0f0;display:flex;gap:8px;font-size:11px;color:#888;flex-shrink:0;flex-wrap:wrap}
.legend-item{display:flex;align-items:center;gap:3px}
.legend-dot{width:11px;height:11px;border-radius:2px;display:inline-block}
.dot-done{background:#f0fff4;border:1.5px solid #27ae60}
.dot-wrong{background:#fff0f0;border:1.5px solid #e74c3c}
.dot-answered{background:#fff8e1;border:1.5px solid #f39c12}
.dot-cur{background:#3498db;border:1.5px solid #3498db}
/* 底部导航 */
.train-footer{height:56px;background:#fff;border-top:1px solid #eee;display:flex;align-items:center;justify-content:space-between;padding:0 20px;flex-shrink:0;box-shadow:0 -2px 8px rgba(0,0,0,.06);position:relative}
.train-nav-btn{background:#f0f2f5;border:1px solid #ddd;border-radius:6px;padding:8px 24px;cursor:pointer;font-size:13px;color:#333;transition:all .2s}
.train-nav-btn:hover{background:#e8f4fd;border-color:#3498db;color:#3498db}
.train-nav-end{background:#e74c3c;color:#fff;border-color:#e74c3c}
.train-nav-end:hover{background:#c0392b;border-color:#c0392b;color:#fff}
.train-footer-center{display:flex;gap:10px}

/* ===== 计算器弹窗 ===== */
.calc-modal{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:4500;display:none;align-items:center;justify-content:center}
.calc-modal.show{display:flex}
.calc-box{background:#fff;border-radius:10px;box-shadow:0 8px 32px rgba(0,0,0,.2);overflow:hidden;width:420px;max-width:90vw;position:absolute}
.calc-header{background:#6c3fc5;color:#fff;padding:12px 20px;display:flex;align-items:center;justify-content:space-between;cursor:move;user-select:none}
.calc-title{font-size:16px;font-weight:600;display:flex;align-items:center;gap:6px}
.calc-drag-hint{font-size:11px;color:rgba(255,255,255,.7);font-weight:normal}
.calc-close{background:none;border:none;color:#fff;font-size:24px;cursor:pointer;line-height:1;padding:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center}
.calc-tabs{display:flex;background:#f5f5f5;border-bottom:1px solid #ddd}
.calc-tab{flex:1;padding:10px;text-align:center;cursor:pointer;font-size:13px;color:#666;border-bottom:2px solid transparent;transition:all .2s}
.calc-tab:hover{background:#e8f4fd}
.calc-tab.active{color:#6c3fc5;border-bottom-color:#6c3fc5;background:#fff;font-weight:600}
.calc-body{padding:16px 20px 20px;max-height:70vh;overflow-y:auto}

/* 常规计算器样式 */
.calc-display{background:#f8f9fa;border:1px solid #ddd;border-radius:6px;padding:14px;text-align:right;font-size:24px;font-family:monospace;margin-bottom:12px;min-height:50px;word-break:break-all}
.calc-buttons{display:grid;grid-template-columns:repeat(5,1fr);gap:8px}
.calc-btn{padding:12px;border:1px solid #ddd;border-radius:6px;background:#fff;cursor:pointer;font-size:14px;transition:all .15s;user-select:none}
.calc-btn:hover{background:#f0f7ff;border-color:#6c3fc5}
.calc-btn:active{transform:scale(.95)}
.calc-btn.operator{background:#e8f4fd;color:#6c3fc5;font-weight:600}
.calc-btn.function{background:#fff3e0;color:#f39c12;font-size:12px}
.calc-btn.equal{background:#6c3fc5;color:#fff;font-weight:600}
.calc-btn.clear{background:#ffe8e8;color:#e74c3c}

/* 理财计算器样式 */
.finance-calc{display:flex;flex-direction:column;gap:14px}
.finance-row{display:flex;align-items:center;gap:10px}
.finance-label{min-width:80px;font-size:14px;color:#333;display:flex;align-items:center;gap:6px}
.finance-checkbox{width:18px;height:18px;cursor:pointer;accent-color:#e74c3c}
.finance-input-wrap{flex:1;position:relative}
.finance-input{width:100%;padding:10px 40px 10px 12px;border:1.5px solid #ddd;border-radius:4px;font-size:14px;outline:none;transition:border-color .2s;box-sizing:border-box}
.finance-input::-webkit-outer-spin-button,
.finance-input::-webkit-inner-spin-button{-webkit-appearance:none;margin:0}
.finance-input[type=number]{-moz-appearance:textfield}
.finance-input:focus{border-color:#e74c3c}
.finance-input:disabled{background:#f9f9f9;cursor:not-allowed;color:#999;border-color:#eee}
.finance-unit{font-size:14px;color:#666;margin-left:6px}
.finance-calc-icon{position:absolute;right:8px;top:50%;transform:translateY(-50%);width:28px;height:28px;border:1px solid #ddd;border-radius:3px;background:#fff;cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:14px;color:#999;transition:all .2s}
.finance-calc-icon:hover{border-color:#999;color:#666;background:#fafafa}
.finance-radio-group{display:flex;gap:20px;margin-left:90px;margin-top:4px}
.finance-radio-item{display:flex;align-items:center;gap:6px;cursor:pointer;font-size:14px;color:#333}
.finance-radio{width:18px;height:18px;cursor:pointer;accent-color:#e74c3c}
.finance-result{background:#f0fff4;border:1.5px solid #27ae60;border-radius:6px;padding:14px;text-align:center;margin-top:12px}
.finance-result-label{font-size:13px;color:#666;margin-bottom:6px;font-weight:600}
.finance-result-value{font-size:24px;font-weight:bold;color:#27ae60}
.finance-actions{display:flex;gap:12px;margin-top:16px;justify-content:center}
.finance-btn{min-width:120px;padding:10px 24px;border:none;border-radius:20px;font-size:15px;cursor:pointer;transition:all .2s;font-weight:500}
.finance-btn.primary{background:#e74c3c;color:#fff}
.finance-btn.primary:hover{background:#d63426}
.finance-btn.secondary{background:#fff;color:#999;border:1px solid #ddd}
.finance-btn.secondary:hover{background:#f5f5f5;color:#666}

/* 小计算器弹出面板 */
.mini-calc-popup{position:absolute;right:40px;top:50%;transform:translateY(-50%);background:#fff;border:1px solid #ccc;border-radius:4px;padding:4px;box-shadow:0 2px 8px rgba(0,0,0,.15);z-index:100;display:none}
.mini-calc-popup.show{display:block}
.mini-calc-popup.pos-bottom{top:100%;transform:translateY(0);margin-top:4px}
.mini-calc-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:2px;width:140px}
.mini-calc-btn{padding:4px 2px;border:1px solid #ddd;border-radius:2px;background:#fff;cursor:pointer;font-size:11px;text-align:center;transition:all .1s;color:#333;min-width:24px;height:24px;display:flex;align-items:center;justify-content:center;user-select:none}
.mini-calc-btn:hover{background:#e8e8e8;border-color:#999}
.mini-calc-btn:active{transform:scale(.95);background:#d0d0d0}
.mini-calc-btn.gray{background:#f5f5f5;color:#666}
.mini-calc-btn.red{background:#ffebee;color:#e74c3c;border-color:#ffcdd2}
.mini-calc-btn.blue{background:#e3f2fd;color:#2196f3;border-color:#bbdefb}
.finance-calc-icon.disabled{opacity:.4;cursor:not-allowed;background:#f5f5f5}
.finance-calc-icon.disabled:hover{border-color:#ddd;background:#f5f5f5}

/* 系数表弹窗 */
.coeff-table-modal{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:4500;display:none;align-items:center;justify-content:center}
.coeff-table-modal.show{display:flex}
.coeff-table-box{background:#fff;border-radius:10px;box-shadow:0 8px 32px rgba(0,0,0,.2);overflow:hidden;width:90vw;max-width:1200px;height:80vh;max-height:800px;position:absolute}
.coeff-table-header{background:#6c3fc5;color:#fff;padding:12px 20px;display:flex;align-items:center;justify-content:space-between;cursor:move;user-select:none}
.coeff-table-title{font-size:16px;font-weight:600;display:flex;align-items:center;gap:6px}
.coeff-table-close{background:none;border:none;color:#fff;font-size:24px;cursor:pointer;line-height:1;padding:0;width:24px;height:24px;display:flex;align-items:center;justify-content:center}
.coeff-table-body{height:calc(100% - 48px);overflow:hidden}
.coeff-table-iframe{width:100%;height:100%;border:none}