/* 欧欧成稿 独立轻量版 —— 极简 / 搜索优先 */
:root{
  --bg:#f5f6f8; --card:#fff; --line:#e5e7eb; --text:#1f2328; --muted:#6b7280;
  --brand:#2563eb; --brand-d:#1d4ed8; --ok:#16a34a; --warn:#d97706; --err:#dc2626;
  --radius:10px;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{background:var(--bg);color:var(--text);font:14px/1.6 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}
a{color:var(--brand);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3{margin:0 0 12px;font-weight:600;line-height:1.35}
h1{font-size:20px}h2{font-size:17px}h3{font-size:15px}
p{margin:0 0 10px}
.wrap{width:100%;max-width:1180px;margin:0 auto;padding:0 16px}
.muted{color:var(--muted)}
.small{font-size:12px}
.right{text-align:right}
.center{text-align:center}
.nowrap{white-space:nowrap}
.mono{font-family:ui-monospace,Menlo,Consolas,monospace}

/* ---------- 顶栏 ---------- */
.top{background:#fff;border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.top-inner{display:flex;align-items:center;gap:16px;height:56px}
.brand{font-size:17px;font-weight:700;color:var(--text)}
.brand b{color:var(--brand)}
.top-nav{margin-left:auto;display:flex;align-items:center;gap:14px;white-space:nowrap}
.top-nav a{color:var(--text)}
.top-nav .admin-link{color:var(--brand)}
.top-nav b{color:var(--brand)}
.main{padding-top:22px;padding-bottom:40px}

.mini-search{flex:1;max-width:420px;display:flex}
.mini-search input{flex:1;height:34px;padding:0 12px;border:1px solid var(--line);border-right:0;border-radius:8px 0 0 8px;outline:none;font-size:14px}
.mini-search input:focus{border-color:var(--brand)}
.mini-search button{height:34px;padding:0 16px;border:0;background:var(--brand);color:#fff;border-radius:0 8px 8px 0;cursor:pointer}
.mini-search button:hover{background:var(--brand-d)}

.btn-sm{background:var(--brand);color:#fff!important;padding:5px 12px;border-radius:6px}
.btn-sm:hover{background:var(--brand-d);text-decoration:none}

/* ---------- 卡片 / 表单 ---------- */
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px}
.card+.card{margin-top:14px}
.grid{display:grid;gap:14px}
.g2{grid-template-columns:1fr 1fr}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media(max-width:820px){.g2,.g3,.g4{grid-template-columns:1fr}}

label{display:block;margin:10px 0 4px;font-weight:500}
input[type=text],input[type=password],input[type=email],input[type=number],input[type=date],input[type=search],select,textarea{
  width:100%;padding:8px 11px;border:1px solid var(--line);border-radius:8px;background:#fff;font-size:14px;outline:none;font-family:inherit}
input:focus,select:focus,textarea:focus{border-color:var(--brand)}
textarea{min-height:120px;resize:vertical}
input[type=file]{padding:6px 0;border:0}

.btn{display:inline-block;padding:9px 18px;border:0;border-radius:8px;background:var(--brand);color:#fff;font-size:14px;cursor:pointer}
.btn:hover{background:var(--brand-d);text-decoration:none;color:#fff}
.btn.ghost{background:#fff;color:var(--text);border:1px solid var(--line)}
.btn.ghost:hover{background:#f3f4f6;color:var(--text)}
.btn.warn{background:var(--err)}
.btn.sm{padding:5px 11px;font-size:13px}
.btn[disabled]{opacity:.5;cursor:not-allowed}

.form-row{display:flex;gap:10px;flex-wrap:wrap}
.form-row>div{flex:1;min-width:180px}

/* ---------- flash ---------- */
.flash{padding:10px 14px;border-radius:8px;margin-bottom:16px;border:1px solid transparent}
.flash.ok{background:#ecfdf5;border-color:#a7f3d0;color:#065f46}
.flash.warn{background:#fffbeb;border-color:#fde68a;color:#92400e}
.flash.err{background:#fef2f2;border-color:#fecaca;color:#991b1b}

/* ---------- 首页 hero ---------- */
.hero{padding:64px 0 40px;text-align:center}
.hero h1{font-size:30px;margin-bottom:8px}
.hero .sub{color:var(--muted);margin-bottom:26px}
.big-search{max-width:640px;margin:0 auto;display:flex}
.big-search input{flex:1;height:48px;padding:0 18px;border:1px solid var(--line);border-right:0;border-radius:10px 0 0 10px;font-size:16px;outline:none}
.big-search input:focus{border-color:var(--brand)}
.big-search button{height:48px;padding:0 30px;border:0;background:var(--brand);color:#fff;border-radius:0 10px 10px 0;font-size:16px;cursor:pointer}
.big-search button:hover{background:var(--brand-d)}
.hero-stat{margin-top:14px;color:var(--muted);font-size:13px}
.cat-chips{margin-top:26px;display:flex;flex-wrap:wrap;gap:8px;justify-content:center}
.cat-chips a{background:#fff;border:1px solid var(--line);border-radius:999px;padding:4px 14px;color:var(--text);font-size:13px}
.cat-chips a:hover{border-color:var(--brand);color:var(--brand);text-decoration:none}

/* ---------- 文档列表 ---------- */
/* 列表：表头 + 行式清单统一为一个卡片容器，行间用分隔线，列宽跨行对齐 */
.doc-list{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
/* 单行列表：标题自适应，元信息与价格分列固定宽度 */
.doc-item{display:flex;align-items:center;gap:16px;padding:0 18px;height:56px;border-top:1px solid var(--line);transition:background .12s}
.doc-item:first-child{border-top:0}
.doc-item:hover{background:#f8faff}
.doc-item .t{flex:1 1 auto;min-width:0;font-size:15px;font-weight:500;color:var(--text);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.doc-item .t:hover{color:var(--brand);text-decoration:none}
/* 元信息分列对齐：列宽固定，跨行对齐，数字列右对齐 */
.doc-item .meta{display:grid;grid-template-columns:82px 46px 56px 52px 62px 54px;gap:8px;align-items:center;font-size:12px;color:var(--muted);flex:none;text-align:right}
.doc-item .meta .mc{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.doc-item .meta .mc.cat{text-align:left}
.doc-item .meta.m3{grid-template-columns:52px 60px auto}
.doc-item .price{color:var(--err);font-weight:700;white-space:nowrap;font-size:15px;flex:none;width:64px;text-align:right}
/* 列表表头：与 .doc-item 逐列对齐；左侧显示统计文字，右侧为各列标题 */
.doc-list-head{display:flex;align-items:center;gap:16px;padding:0 18px;height:42px;font-size:12px;color:var(--muted);background:#f9fafb;border:1px solid var(--line);border-bottom:0;border-radius:var(--radius) var(--radius) 0 0}
.doc-list-head .t{flex:1 1 auto;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.doc-list-head .meta{display:grid;grid-template-columns:82px 46px 56px 52px 62px 54px;gap:8px;align-items:center;flex:none;font-size:12px;color:var(--muted);text-align:right}
.doc-list-head .meta .mc{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.doc-list-head .meta .mc:first-child{text-align:left}
.doc-list-head .price{flex:none;width:64px;text-align:right;color:var(--muted)}
/* 表头与列表拼接时的圆角 */
.doc-list-head+.doc-list{border-radius:0 0 var(--radius) var(--radius)}
/* 空状态 */
.doc-empty{padding:40px 16px;text-align:center;color:var(--muted)}
/* 卡片内嵌列表（如详情页「相关文档」）不再重复描边 */
.card>.doc-list{border:0;border-radius:0;background:transparent}
.tag{display:inline-block;background:#f3f4f6;color:var(--muted);border-radius:4px;padding:1px 7px;font-size:12px;margin-right:6px}
.tag.cat{background:#eff6ff;color:var(--brand)}

/* ---------- 文档详情 ---------- */
.doc-head{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px}
.doc-head h1{font-size:21px}
.doc-meta{color:var(--muted);font-size:13px;display:flex;flex-wrap:wrap;gap:14px;margin:10px 0 16px}
.doc-actions{display:flex;flex-wrap:wrap;gap:10px}
.preview-box{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;margin-top:14px}
.preview-body{max-height:640px;overflow:auto;line-height:1.9}
.preview-body img{max-width:100%;height:auto;display:block;margin:0 auto 10px;border:1px solid var(--line);border-radius:4px}
.preview-body p{margin:0 0 12px}
.preview-body .maosiji-com-post-image-jiange{text-align:center;color:#9ca3af;font-size:12px;margin:-4px 0 12px}
.preview-body .maosiji-com-post-image-last{text-align:center;color:#6b7280;font-size:13px;padding:10px;background:#f9fafb;border:1px dashed var(--line);border-radius:4px}
.preview-body .maosiji-com-post-image-last span{color:#ef4444;font-weight:600}
.preview-body .zip-preview{padding:4px 0}
.preview-body .zip-list{margin:8px 0 0 20px;padding:0;max-height:320px;overflow:auto;font-size:13px;color:#374151;font-family:ui-monospace,Menlo,Consolas,monospace}
.preview-body .zip-list li{padding:2px 0;border-bottom:1px dashed #f0f0f0}
.upload-tips{margin:8px 0 0 18px;padding:0}
.upload-tips li{margin:3px 0}

/* ---------- 登录 / 注册（商务分栏）---------- */
.is-auth{background:#eef2f7}
.auth-wrap{max-width:960px;margin:34px auto 60px;padding:0 16px}
.auth-top{border-bottom:1px solid var(--line);background:#fff}
.auth{display:grid;grid-template-columns:1.05fr 1fr;background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden;box-shadow:0 10px 32px rgba(17,38,74,.08)}
.auth-panel{background:linear-gradient(155deg,#1e3a8a 0%,#2563eb 55%,#3b82f6 100%);color:#fff;padding:40px 36px;display:flex;flex-direction:column}
.auth-brand{margin-bottom:26px}
.auth-logo{width:52px;height:52px;border-radius:12px;background:rgba(255,255,255,.16);border:1px solid rgba(255,255,255,.28);display:flex;align-items:center;justify-content:center;font-size:20px;font-weight:700;margin-bottom:16px}
.auth-brand h2{font-size:22px;color:#fff;margin:0 0 6px}
.auth-brand p{color:rgba(255,255,255,.82);font-size:13px;margin:0}
.auth-points{list-style:none;margin:0;padding:0;flex:1}
.auth-points li{position:relative;padding:7px 0 7px 24px;color:rgba(255,255,255,.92);font-size:14px}
.auth-points li:before{content:"";position:absolute;left:2px;top:14px;width:7px;height:7px;border-radius:50%;background:#93c5fd}
.auth-foot{margin:14px 0 0;font-size:12px;color:rgba(255,255,255,.7)}
.auth-form{padding:40px 40px}
.auth-form h1{font-size:22px;margin-bottom:6px}
.auth-sub{color:var(--muted);font-size:13px;margin-bottom:20px}
.auth-form label{margin-top:14px}
.auth-actions{margin-top:22px}
.btn.block{display:block;width:100%;padding:11px 18px;font-size:15px}
@media(max-width:760px){
  .auth{grid-template-columns:1fr}
  .auth-panel{padding:26px 24px}
  .auth-form{padding:26px 22px}
}

/* ---------- 付款 / 套餐卡 ---------- */
.pay-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
@media(max-width:820px){.pay-grid{grid-template-columns:1fr}}
.plan{position:relative;background:#fff;border:1px solid var(--line);border-radius:12px;padding:22px 20px;display:flex;flex-direction:column;transition:border-color .15s,box-shadow .15s}
.plan:hover{border-color:#bfdbfe;box-shadow:0 8px 22px rgba(37,99,235,.10)}
.plan.reco{border-color:var(--brand);box-shadow:0 8px 26px rgba(37,99,235,.14)}
.plan .badge{position:absolute;top:-11px;right:14px;background:var(--brand);color:#fff;font-size:11px;padding:3px 10px;border-radius:999px}
.plan h3{margin:0 0 4px;font-size:16px}
.plan .plan-price{color:var(--err);font-weight:700;font-size:26px;line-height:1.2;margin:6px 0 2px}
.plan .plan-price small{font-size:13px;font-weight:400;color:var(--muted)}
.plan .plan-term{color:var(--muted);font-size:12px;margin-bottom:12px}
.plan .plan-feats{list-style:none;margin:0 0 16px;padding:0;flex:1;font-size:13px;color:#374151}
.plan .plan-feats li{padding:4px 0 4px 18px;position:relative}
.plan .plan-feats li:before{content:"✓";position:absolute;left:0;color:var(--ok);font-weight:700}
.balance-hero{background:linear-gradient(135deg,#0f172a 0%,#1e3a8a 100%);color:#fff;border-radius:12px;padding:24px 26px;display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap}
.balance-hero .k{font-size:12px;color:rgba(255,255,255,.7)}
.balance-hero .v{font-size:32px;font-weight:700;letter-spacing:.5px}
.balance-hero .sub{font-size:12px;color:rgba(255,255,255,.65);margin-top:2px}
.pay-note{background:#f8fafc;border:1px solid var(--line);border-radius:10px;padding:12px 14px;color:var(--muted);font-size:12px}

/* 购买区（文档详情）：仅金额 + 立即购买，其余信息在支付弹窗内 */
.doc-head{display:flex;flex-wrap:wrap;gap:20px;align-items:flex-start}
.doc-head .doc-main{flex:1;min-width:260px}
.buy-box{display:flex;align-items:center;gap:14px}
.buy-box .buy-price{color:var(--err);font-weight:700;font-size:28px;line-height:1.1;white-space:nowrap}
.buy-box .buy-price .cny{font-size:15px;margin-right:2px}
.buy-box .buy-now{padding:10px 26px;font-size:15px;white-space:nowrap}

/* ---------- 表格 ---------- */
.tablewrap{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:auto}
table{width:100%;border-collapse:collapse;font-size:13px}
th,td{padding:9px 12px;text-align:left;border-bottom:1px solid var(--line);vertical-align:middle}
th{background:#f9fafb;font-weight:600;color:#374151;white-space:nowrap}
tr:last-child td{border-bottom:0}
tbody tr:hover{background:#f9fafb}

/* ---------- 统计小块 ---------- */
.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-bottom:16px}
@media(max-width:820px){.stats{grid-template-columns:1fr 1fr}}
.stat{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}
.stat .k{color:var(--muted);font-size:12px}
.stat .v{font-size:22px;font-weight:700;margin-top:2px}
.stat .v.sm{font-size:18px}

/* ---------- 分页 ---------- */
.pager{display:flex;align-items:center;gap:12px;margin:18px 0 4px}
.pager a,.pager .cur{padding:6px 14px;border:1px solid var(--line);border-radius:8px;background:#fff}
.pager .cur{border-color:transparent;background:transparent;color:var(--muted)}

/* ---------- 页脚 ---------- */
.foot{border-top:1px solid var(--line);margin-top:40px;padding:22px 0;color:var(--muted);font-size:13px;text-align:center}
.foot p{margin:2px 0}

/* ---------- 工具条 ---------- */
.toolbar{display:flex;gap:10px;flex-wrap:wrap;align-items:center;margin-bottom:14px}
.toolbar .spacer{flex:1}
.searchbar{display:flex;gap:8px;flex-wrap:wrap;align-items:center;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:12px;margin-bottom:14px}
.searchbar input,.searchbar select{width:auto;min-width:150px}

/* ---------- 后台 ---------- */
.is-admin{background:#f1f3f6}
.admin-top{height:52px;background:#1f2937;color:#fff;display:flex;align-items:center;padding:0 18px;gap:16px}
.admin-top .brand{color:#fff}
.admin-top .brand b{color:#93c5fd}
.admin-top-nav{margin-left:auto;display:flex;gap:16px;align-items:center}
.admin-top-nav a{color:#d1d5db}
.admin-top-nav a:hover{color:#fff}
.admin-top-nav .muted{color:#9ca3af}
.admin-body{display:flex;min-height:calc(100vh - 52px)}
.admin-side{width:186px;flex:none;background:#fff;border-right:1px solid var(--line);padding:12px 0}
.side-group{margin-bottom:8px}
.side-title{padding:8px 18px;color:var(--muted);font-size:12px;font-weight:600}
.admin-side a{display:block;padding:8px 18px;color:var(--text);font-size:13px}
.admin-side a:hover{background:#f3f4f6;text-decoration:none}
.admin-side a.on{background:#eff6ff;color:var(--brand);font-weight:600;border-left:3px solid var(--brand);padding-left:15px}
.admin-main{flex:1;padding:18px 22px;min-width:0}
.admin-main h1{font-size:19px;margin-bottom:14px}

@media(max-width:820px){
  .admin-body{flex-direction:column}
  .admin-side{width:100%;border-right:0;border-bottom:1px solid var(--line);display:flex;flex-wrap:wrap;padding:6px}
  .side-group{display:flex;flex-wrap:wrap;align-items:center}
  .side-title{padding:6px 10px}
  .admin-side a{padding:6px 12px}
}

/* ---------- 中等宽度（≤980px）：年份列加入后信息列占宽变大，
   收紧列宽与间距，给标题留出可读空间，避免标题被压成一小截 ---------- */
@media(max-width:980px) and (min-width:721px){
  .doc-item,.doc-list-head{gap:10px;padding:0 12px}
  .doc-item .meta,.doc-list-head .meta{grid-template-columns:60px 42px 48px 44px 54px 46px;gap:6px}
  .doc-item .price,.doc-list-head .price{width:54px}
}

/* ---------- 移动端（≤720px）自适应 ---------- */
@media(max-width:720px){
  /* 表头在窄屏保留：改为「统计 + 可换行排序条」，保证排序功能与列含义可见 */
  .doc-list-head{
    display:flex;flex-wrap:wrap;height:auto;padding:8px 14px;gap:6px 10px;align-items:center;
    border-radius:var(--radius) var(--radius) 0 0;
  }
  .doc-list-head .t{
    flex:1 1 100%;font-size:12px;color:var(--muted);
  }
  .doc-list-head .meta{
    display:flex;flex-wrap:wrap;gap:6px;grid-template-columns:none;flex:1 1 auto;text-align:left;
  }
  .doc-list-head .meta .mc{
    flex:none;padding:3px 9px;border:1px solid var(--line);border-radius:999px;
    background:#fff;font-size:12px;overflow:visible;text-overflow:clip;
  }
  .doc-list-head .meta .mc:first-child{background:transparent;border-color:transparent;padding-left:0}
  .doc-list-head .meta .mc.sortable{justify-content:center}
  .doc-list-head .meta .mc.sortable.on{border-color:var(--brand);background:#eff6ff}
  .doc-list-head .price{display:none}

  /* 列表项：第一行 = 题目 + 价格；第二行 = 带标签的指标 */
  .doc-item{
    height:auto;padding:12px 14px;display:block;position:relative;
  }
  .doc-item .t{
    display:block;flex:none;white-space:normal;overflow:visible;text-overflow:clip;
    font-size:15px;line-height:1.45;padding-right:76px;  /* 给右上角价格让位 */
    word-break:break-word;
  }
  .doc-item .price{
    position:absolute;top:12px;right:14px;width:auto;text-align:right;font-size:15px;
  }
  .doc-item .meta{
    display:flex;flex-wrap:wrap;gap:6px 10px;margin-top:8px;text-align:left;
    grid-template-columns:none;flex:none;font-size:12px;
  }
  .doc-item .meta.m3{display:flex;grid-template-columns:none}
  .doc-item .meta .mc{overflow:visible;text-overflow:clip;white-space:nowrap}
  .doc-item .meta .mc.cat{text-align:left}
  /* 窄屏数值补标签：分类只显示值，其余显示「查重 10.0」 */
  .doc-item .meta .mc[data-label]:not(.cat)::before{
    content:attr(data-label) " ";color:#9ca3af;font-size:11px;
  }

  /* 顶栏：高度自适应、允许换行；搜索框独占一行（仅在 .is-front 前台生效） */
  .is-front .top-inner{height:auto;flex-wrap:wrap;padding:10px 16px;gap:8px 12px}
  .is-front .brand{font-size:16px}
  .is-front .mini-search{flex:1 1 100%;max-width:none;order:2}
  .is-front .top-nav{margin-left:0;flex:1 1 100%;order:3;flex-wrap:wrap;gap:8px 12px;font-size:13px;white-space:normal}
  .is-front .top-nav .btn-sm{padding:4px 10px}

  /* 首页 hero：收紧留白与字号 */
  .hero{padding:28px 0 22px}
  .hero h1{font-size:22px}
  .hero .sub{margin-bottom:18px}
  .big-search input{height:44px;font-size:15px;padding:0 14px}
  .big-search button{height:44px;padding:0 20px;font-size:15px}
  .cat-chips{margin-top:18px}

  /* 搜索栏：窄屏输入不撑出横向滚动 */
  .searchbar input,.searchbar select{min-width:0;flex:1 1 100%;width:100%}
  .searchbar .btn{flex:1 1 auto;text-align:center}

  /* 详情页：购买区（金额 + 立即购买）在窄屏保持一行 */
  .doc-head .doc-main{min-width:0;flex:1 1 100%}
  .buy-box{width:100%;justify-content:space-between}
  .doc-actions{flex-wrap:wrap}
}

/* ---------- 二期：登录方式切换 / 邮箱验证码 / 记住我 ---------- */
.hide{display:none!important}
.auth-tabs{display:flex;gap:8px;margin:4px 0 16px;border-bottom:1px solid var(--line)}
.auth-tabs a{flex:1;text-align:center;padding:9px 10px;font-size:14px;color:var(--muted);border-bottom:2px solid transparent;margin-bottom:-1px}
.auth-tabs a:hover{color:var(--text);text-decoration:none}
.auth-tabs a.on{color:var(--brand);border-bottom-color:var(--brand);font-weight:600}
.code-row{display:flex;gap:8px;align-items:center}
.code-row input{flex:1;min-width:0}
.code-row .code-btn{white-space:nowrap;flex:none;padding:8px 14px}
.check-line{display:flex;align-items:center;gap:7px;margin:12px 0 0;font-weight:400;color:var(--muted);font-size:13px;cursor:pointer}
.check-line input{width:auto;margin:0}
/* 两个登录面板叠放在同一网格单元：容器高度取两者较大值，
   切换 tab 时高度保持恒定，避免页面跳动。
   用 visibility 隐藏而非 display:none，才能让隐藏面板继续参与高度计算。 */
.auth-panes{display:grid}
.auth-panes>.auth-pane{grid-area:1/1}
.auth-pane.off{visibility:hidden;pointer-events:none}

/* ---------- 二期：充值套餐 / 赠送金 ---------- */
.plan .badge.gift{background:var(--ok)}

/* ---------- 前台：页脚固定底部 ---------- */
.is-front{min-height:100vh;display:flex;flex-direction:column}
.is-front .main{flex:1 0 auto}
.is-front .foot{margin-top:auto;flex:none}

/* ---------- 前台：右侧悬浮客服二维码 ---------- */
.is-front .service-fab{position:fixed;right:0;top:50%;transform:translateY(-50%);z-index:1000}
.is-front .service-btn{background:var(--brand);color:#fff;font-size:13px;line-height:1.2;padding:14px 8px;border-radius:10px 0 0 10px;writing-mode:vertical-rl;letter-spacing:2px;cursor:pointer;box-shadow:-2px 0 8px rgba(0,0,0,.12);user-select:none}
.is-front .service-btn:hover{background:var(--brand-d)}
.is-front .service-pop{display:none;position:absolute;right:52px;top:50%;transform:translateY(-50%);background:#fff;border:1px solid var(--line);border-radius:12px;padding:12px;box-shadow:0 8px 24px rgba(0,0,0,.14);width:180px;text-align:center}
.is-front .service-pop img{width:150px;height:150px;display:block;margin:0 auto 8px;border-radius:6px}
.is-front .service-pop p{margin:0;font-size:12px;color:var(--muted);line-height:1.5}
.is-front .service-fab:hover .service-pop,
.is-front .service-fab.open .service-pop{display:block}

/* ---------- 前台：移动端（≤720px）客服悬浮件 ---------- */
@media(max-width:720px){
  .is-front .service-fab{top:auto;bottom:80px;transform:none}
  .is-front .service-btn{font-size:12px;padding:10px 6px;letter-spacing:1px}
  .is-front .service-pop{right:44px;top:auto;bottom:0;transform:none;width:160px}
  .is-front .service-pop img{width:130px;height:130px}
}
.balance-hero .hero-nums{display:flex;gap:26px;flex-wrap:wrap}

/* ---------- 售后申请 ---------- */
.as-tag{display:inline-block;border-radius:4px;padding:1px 7px;font-size:12px;margin-left:6px}
.as-tag-0{background:#fffbeb;color:var(--warn)}
.as-tag-1{background:#ecfdf5;color:var(--ok)}
.as-tag-2{background:#f3f4f6;color:var(--muted)}
.as-row>td{background:#f9fafb}
.as-form{padding:4px 2px}
.as-form label{margin-top:0}
.as-form textarea{min-height:80px}
.as-actions{margin-top:10px;display:flex;gap:8px;flex-wrap:wrap}

/* ---------- 四期：站内信消息中心 ---------- */
.badge-dot{display:inline-block;min-width:16px;padding:0 5px;margin-left:4px;background:var(--err);color:#fff!important;font-size:11px;font-weight:600;line-height:16px;height:16px;text-align:center;border-radius:999px;vertical-align:middle}
.msg-list{display:flex;flex-direction:column;gap:10px}
.msg-item{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:14px 16px}
.msg-item.unread{border-left:3px solid var(--brand);background:#f8faff}
.msg-head{display:flex;align-items:center;gap:10px;margin-bottom:6px}
.msg-type{display:inline-block;background:#eef2ff;color:var(--brand);font-size:12px;padding:1px 8px;border-radius:4px}
.msg-time{margin-left:auto}
.msg-title{font-size:15px;font-weight:600;color:var(--text)}
.msg-item.unread .msg-title{color:var(--brand)}
.msg-unread-dot{display:inline-block;width:7px;height:7px;margin-right:6px;background:var(--err);border-radius:50%;vertical-align:middle}
.msg-body{margin-top:6px;font-size:13px;line-height:1.7}
.msg-actions{margin-top:10px}
.msg-actions form{margin:0}

/* ---------- 四期：限时促销价 / 优惠码 ---------- */
.promo-line{display:flex;align-items:baseline;gap:8px;margin-bottom:10px;flex-wrap:wrap}
.price-promo{color:var(--err);font-weight:700;font-size:30px;line-height:1.1}
.price-promo .cny{font-size:16px;margin-right:2px}
.price-original{color:var(--muted);font-size:14px;text-decoration:line-through}
.promo-badge{display:inline-block;background:var(--err);color:#fff;font-size:12px;font-weight:600;line-height:1.6;padding:1px 8px;border-radius:4px;vertical-align:middle}
.promo-deadline{color:var(--muted);font-size:12px;margin:-4px 0 8px}
.coupon-row{display:flex;gap:6px;align-items:center;margin-bottom:6px}
.coupon-row input{flex:1;min-width:0}
.coupon-row .btn{flex:none;white-space:nowrap}

/* ---------- 试读申请：右侧悬浮按钮（与客服按钮错开） ---------- */
.is-front .preview-fab{position:fixed;right:0;top:calc(50% - 56px);transform:translateY(-50%);z-index:1000}
.is-front .preview-fab-btn{background:var(--ok);color:#fff;font-size:13px;line-height:1.2;padding:14px 8px;border-radius:10px 0 0 10px;writing-mode:vertical-rl;letter-spacing:2px;cursor:pointer;box-shadow:-2px 0 8px rgba(0,0,0,.12);user-select:none}
.is-front .preview-fab-btn:hover{background:#12813b}

/* ---------- 试读申请：弹窗 ---------- */
.pr-mask{display:none;position:fixed;inset:0;background:rgba(17,24,39,.45);z-index:1100}
.pr-mask.open{display:block}
.pr-modal{display:none;position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);width:min(440px,92vw);background:#fff;border-radius:12px;box-shadow:0 20px 50px rgba(0,0,0,.25);z-index:1101;padding:18px 20px}
.pr-modal.open{display:block}
.pr-modal-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:6px}
.pr-modal-head b{font-size:16px}
.pr-close{border:0;background:transparent;font-size:22px;line-height:1;cursor:pointer;color:var(--muted)}
.pr-modal .pr-form label{margin-top:12px}
.pr-modal .pr-form textarea{min-height:90px}
.pr-actions{margin-top:14px;display:flex;gap:8px;flex-wrap:wrap}

/* ---------- 试读申请：详情页内联入口 ---------- */
.pr-inline{margin-top:16px;border-top:1px dashed var(--line);padding-top:14px}
.pr-inline>summary{cursor:pointer;color:var(--brand);font-weight:500}
.pr-inline textarea{min-height:90px;margin-top:4px}

/* ---------- 试读申请：回复截图缩略图 ---------- */
.pr-thumb{max-width:180px;max-height:180px;border:1px solid var(--line);border-radius:6px;display:block}

@media(max-width:720px){
  .is-front .preview-fab{top:auto;bottom:150px;transform:none}
  .is-front .preview-fab-btn{font-size:12px;padding:10px 6px;letter-spacing:1px}
}

/* 可排序列表头：列标题可点击，带动排序方向箭头 */
.doc-list-head .mc.sortable{color:var(--muted);text-decoration:none;display:flex;align-items:center;justify-content:flex-end;gap:2px;cursor:pointer}
.doc-list-head .mc.sortable:hover{color:var(--brand)}
.doc-list-head .mc.sortable.on{color:var(--brand);font-weight:600}
.doc-list-head .sort-ic{font-size:9px;opacity:.45;line-height:1}
.doc-list-head .sort-ic.on{opacity:1}
/* 搜索关键词高亮：只在列表标题内生效，不改变行高与列宽 */
.doc-item .t mark.hl{background:#fff3a8;color:inherit;padding:0 1px;border-radius:2px;font-weight:700}

/* ---------- 通用支付弹窗（充值 / 购买文档 / VIP） ---------- */
.paym-mask{display:none;position:fixed;inset:0;background:rgba(17,24,39,.5);z-index:1200}
.paym-mask.open{display:block}
.paym{display:none;position:fixed;left:50%;top:50%;transform:translate(-50%,-50%);width:min(760px,94vw);max-height:90vh;overflow:auto;background:#fff;border-radius:14px;box-shadow:0 24px 60px rgba(0,0,0,.28);z-index:1201}
.paym.open{display:block}
.paym-head{display:flex;align-items:center;justify-content:space-between;padding:15px 20px;border-bottom:1px solid var(--line)}
.paym-head b{font-size:16px}
.paym-close{border:0;background:transparent;font-size:24px;line-height:1;cursor:pointer;color:var(--muted);padding:0 2px}
.paym-body{padding:18px 20px 6px}
.paym-loading{color:var(--muted);font-size:13px;text-align:center;padding:22px 0}

/* 左右两栏：左订单信息、右支付方式 / 二维码 */
.paym-cols{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:18px;align-items:start}
.paym-left{min-width:0}
.paym-right{min-width:0;border-left:1px dashed var(--line);padding-left:18px}

.paym-amount-box{background:#f8fafc;border:1px solid var(--line);border-radius:10px;padding:16px;margin-bottom:12px}
.paym-name{font-size:13px;color:var(--muted);margin-bottom:8px;word-break:break-all;line-height:1.45}
.paym-amount{font-size:13px;color:var(--muted);display:flex;align-items:baseline;gap:8px}
.paym-amount b{font-size:30px;color:var(--err);font-weight:700;line-height:1.15}
.paym-amount.paym-ok b{font-size:20px;color:var(--ok)}
.paym-sub{font-size:12px;color:var(--muted);margin-top:4px}
.paym-wallet{background:#fff;border:1px solid var(--line);border-radius:10px;padding:10px 14px;margin-bottom:12px}
.paym-wallet-row{display:flex;align-items:center;justify-content:space-between;gap:10px;font-size:13px;color:var(--muted);padding:3px 0}
.paym-wallet-row b{color:var(--text);font-family:ui-monospace,Menlo,Consolas,monospace;white-space:nowrap}
.paym-coupon{display:flex;gap:8px;margin-bottom:10px}
.paym-coupon input{flex:1;min-width:0;height:34px;padding:0 10px;border:1px solid var(--line);border-radius:8px;outline:none;font-size:13px}
.paym-coupon input:focus{border-color:var(--brand)}
.paym-coupon .btn{flex:none;white-space:nowrap}
.paym-tip{background:#fffbeb;border:1px solid #fde68a;color:#b45309;border-radius:8px;padding:9px 12px;font-size:12.5px;line-height:1.6;margin:0}
.paym-tip a{color:var(--brand)}

.paym-methods{margin-bottom:4px}
.paym-method{display:flex;gap:10px;align-items:flex-start;border:1px solid var(--line);border-radius:10px;padding:12px;cursor:pointer;margin-bottom:9px;transition:border-color .15s,box-shadow .15s,background .15s}
.paym-method:hover{border-color:#bfdbfe;background:#f8fbff}
.paym-method.selected{border-color:var(--brand);background:#f5f9ff;box-shadow:0 0 0 3px rgba(37,99,235,.08)}
.paym-method.disabled{opacity:.55;cursor:not-allowed;background:#fafafa}
.paym-method input{margin-top:3px;accent-color:var(--brand)}
.paym-method-body{display:flex;flex-direction:column;gap:3px;min-width:0}
.paym-method-title{font-weight:600;font-size:13.5px;display:flex;align-items:center;gap:7px}
.paym-method-desc{font-size:12px;color:var(--muted)}

.paym-qr{text-align:center;padding:2px 0 8px}
.paym-qr img{width:196px;height:196px;display:block;margin:0 auto 10px;border:1px solid var(--line);border-radius:10px;background:#fff;padding:8px}
.paym-qr-hint{margin:0 0 4px;font-size:13px}
.paym-qr-status{margin:0;font-size:12px;color:var(--muted)}

.paym-err{background:#fef2f2;border:1px solid #fecaca;color:var(--err);border-radius:8px;padding:9px 12px;font-size:12.5px;margin:6px 0 10px}
.paym-actions{margin-top:4px}
.paym-actions .btn{margin:0}
.paym-foot{padding:4px 20px 16px}
.paym-foot .btn{margin:0}

@media(max-width:680px){
  .paym{width:94vw;max-height:92vh}
  .paym-cols{grid-template-columns:1fr;gap:12px}
  .paym-right{border-left:0;border-top:1px dashed var(--line);padding-left:0;padding-top:14px}
  .paym-qr img{width:180px;height:180px}
}