/* =========================================================
   短信狗 SMSDog - 全局样式
   蓝白配色 · 商务风格
   ========================================================= */
:root {
  --primary: #1a6dff;
  --primary-dark: #0f5ae0;
  --primary-light: #eaf2ff;
  --navy: #0b2e59;
  --text: #1f2d3d;
  --text-2: #5b6b80;
  --text-3: #93a4b8;
  --bg: #f4f7fb;
  --card: #ffffff;
  --border: #e3eaf3;
  --success: #16a34a;
  --danger: #e5484d;
  --warn: #f59e0b;
  --radius: 10px;
  --shadow: 0 2px 12px rgba(11, 46, 89, .06);
  --shadow-lg: 0 8px 30px rgba(11, 46, 89, .10);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 14px;
  line-height: 1.6;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-dark); }
img { max-width: 100%; }
ul { list-style: none; }

.container { max-width: 1180px; margin: 0 auto; padding: 0 20px; }

/* ---------------- 顶部导航 ---------------- */
.site-header {
  background: #fff;
  border-bottom: 1px solid var(--border);
  position: sticky;
  top: 0;
  z-index: 100;
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}
.brand { display: flex; align-items: center; gap: 10px; }
.brand img { height: 36px; width: auto; }
.brand-name { font-size: 20px; font-weight: 700; color: var(--navy); letter-spacing: .5px; }
.brand-name em { font-style: normal; color: var(--primary); }

.main-nav { display: flex; gap: 6px; }
.main-nav a {
  padding: 8px 16px;
  border-radius: 8px;
  color: var(--text-2);
  font-weight: 500;
}
.main-nav a:hover, .main-nav a.active { color: var(--primary); background: var(--primary-light); }

.header-right { display: flex; align-items: center; gap: 12px; }
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  border: 1px solid transparent;
  border-radius: 8px;
  padding: 8px 18px;
  font-size: 14px;
  cursor: pointer;
  transition: all .18s;
  background: var(--primary);
  color: #fff;
  font-family: inherit;
}
.btn:hover { background: var(--primary-dark); color: #fff; }
.btn-outline { background: #fff; color: var(--primary); border-color: var(--primary); }
.btn-outline:hover { background: var(--primary-light); color: var(--primary-dark); }
.btn-sm { padding: 5px 12px; font-size: 13px; }
.btn-block { width: 100%; }
.btn:disabled { opacity: .55; cursor: not-allowed; }

/* ---------------- 首页 ---------------- */
.hero {
  background: linear-gradient(180deg, #e7f0ff 0%, #f4f8ff 100%);
  padding: 80px 0 70px;
  border-bottom: 1px solid var(--border);
}
.hero-grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 40px; align-items: center; }
.hero h1 { font-size: 42px; line-height: 1.25; color: var(--navy); margin-bottom: 18px; }
.hero h1 span { color: var(--primary); }
.hero p { color: var(--text-2); font-size: 16px; margin-bottom: 28px; }
.hero-actions { display: flex; gap: 14px; }
.hero-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 28px;
  box-shadow: var(--shadow-lg);
}
.hero-card h3 { font-size: 18px; color: var(--navy); margin-bottom: 14px; }
.hero-card ul li {
  display: flex; align-items: center; gap: 10px;
  padding: 9px 0; color: var(--text-2);
  border-bottom: 1px dashed var(--border);
}
.hero-card ul li:last-child { border-bottom: none; }
.hero-card .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--primary); flex: none; }

.section { padding: 64px 0; }
.section-title { text-align: center; margin-bottom: 40px; }
.section-title h2 { font-size: 28px; color: var(--navy); margin-bottom: 8px; }
.section-title p { color: var(--text-3); }

.features { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.feature {
  background: var(--card); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 24px;
  transition: all .2s;
}
.feature:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.feature .icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--primary-light); color: var(--primary);
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; margin-bottom: 14px;
}
.feature h4 { font-size: 16px; color: var(--navy); margin-bottom: 8px; }
.feature p { color: var(--text-2); font-size: 13px; }

.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.step { text-align: center; padding: 20px; }
.step .num {
  width: 56px; height: 56px; margin: 0 auto 14px;
  border-radius: 50%; background: var(--primary);
  color: #fff; font-size: 22px; font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}
.step h4 { color: var(--navy); margin-bottom: 6px; }
.step p { color: var(--text-2); font-size: 13px; }

.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.plan {
  background: var(--card); border: 1px solid var(--border);
  border-radius: 14px; padding: 30px 26px; text-align: center;
}
.plan.hot { border: 2px solid var(--primary); box-shadow: var(--shadow-lg); }
.plan h4 { color: var(--navy); font-size: 18px; margin-bottom: 8px; }
.plan .price { color: var(--primary); font-size: 34px; font-weight: 700; margin: 12px 0; }
.plan .price small { font-size: 14px; color: var(--text-3); font-weight: 400; }
.plan ul { margin: 16px 0 22px; }
.plan ul li { color: var(--text-2); padding: 6px 0; }

.cta-band {
  background: var(--navy);
  padding: 56px 0; text-align: center;
}
.cta-band h2 { color: #fff; font-size: 28px; margin-bottom: 12px; }
.cta-band p { color: #b8c8dd; margin-bottom: 24px; }

/* ---------------- 页脚 ---------------- */
.site-footer {
  background: #0b2e59;
  color: #9db0c8;
  padding: 40px 0 20px;
  font-size: 13px;
}
.footer-top { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 24px; margin-bottom: 26px; }
.footer-top .brand-name { color: #fff; }
.footer-col h5 { color: #fff; margin-bottom: 12px; font-size: 15px; }
.footer-col a { display: block; color: #9db0c8; padding: 4px 0; }
.footer-col a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,.12); padding-top: 16px; text-align: center; }

/* ---------------- 卡片 / 表单 ---------------- */
.card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  min-width: 0;
}
.card-pad { padding: 24px; }
.card-title {
  font-size: 16px; color: var(--navy); font-weight: 600;
  padding: 16px 24px; border-bottom: 1px solid var(--border);
}

.form-group { margin-bottom: 18px; }
.form-group label { display: block; margin-bottom: 6px; color: var(--text); font-weight: 500; }
.form-group .hint { font-size: 12px; color: var(--text-3); margin-top: 4px; }
.form-control, .form-input, select.form-control, textarea.form-control {
  width: 100%;
  padding: 10px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  background: #fff;
  color: var(--text);
  transition: border .18s, box-shadow .18s;
}
.form-control:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(26,109,255,.12); }
textarea.form-control { resize: vertical; min-height: 90px; }
.input-wrap { position: relative; }
.input-wrap .btn-inline { position: absolute; right: 6px; top: 50%; transform: translateY(-50%); }

/* ---------------- 认证页（登录/注册） ---------------- */
.auth-wrap { min-height: 100vh; display: flex; align-items: center; justify-content: center; background: linear-gradient(180deg, #e7f0ff 0%, #f4f8ff 100%); padding: 40px 16px; }
.auth-box {
  width: 100%; max-width: 420px;
  background: #fff; border-radius: 16px;
  box-shadow: var(--shadow-lg); padding: 36px;
}
.auth-box h1 { font-size: 22px; color: var(--navy); text-align: center; margin-bottom: 6px; }
.auth-box .sub { text-align: center; color: var(--text-3); font-size: 13px; margin-bottom: 26px; }
.auth-foot { text-align: center; color: var(--text-3); margin-top: 18px; font-size: 13px; }
.auth-tip {
  background: #fff7ed; border: 1px solid #fed7aa; color: #b45309;
  padding: 10px 14px; border-radius: 8px; font-size: 13px; margin-bottom: 16px;
}
.auth-tip.error { background: #fef2f2; border-color: #fecaca; color: #b91c1c; }

/* ---------------- 提示框 ---------------- */
.alert { padding: 12px 16px; border-radius: 8px; font-size: 13px; margin-bottom: 16px; }
.alert-success { background: #f0fdf4; border: 1px solid #bbf7d0; color: #166534; }
.alert-info { background: #eff6ff; border: 1px solid #bfdbfe; color: #1e40af; }
.alert-warn { background: #fffbeb; border: 1px solid #fde68a; color: #92400e; }
.alert-error { background: #fef2f2; border: 1px solid #fecaca; color: #b91c1c; }

/* ---------------- 用户中心 ---------------- */
.center-wrap { display: flex; gap: 20px; padding: 24px 0 60px; align-items: flex-start; min-height: calc(100vh - 310px); /* 页脚贴底：内容不足一屏时避免 footer 悬浮留白 */ }
.sidebar { width: 220px; flex: none; position: sticky; top: 84px; align-self: flex-start; /* 侧边栏固定：滚动页面时保持在视口内，宽度不变 */ }
.sidebar .user-box { text-align: center; padding: 24px 16px; margin-bottom: 14px; }
.sidebar .avatar { width: 72px; height: 72px; border-radius: 50%; object-fit: cover; border: 2px solid var(--primary-light); margin-bottom: 10px; }
.sidebar .uname { font-weight: 600; color: var(--navy); margin-bottom: 4px; word-break: break-all; }
.sidebar .uphone { color: var(--text-3); font-size: 12px; }
.side-menu { padding: 8px; }
.side-menu a {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 14px; border-radius: 8px;
  color: var(--text-2); font-weight: 500;
}
.side-menu a .ico { width: 20px; text-align: center; }
.side-menu a:hover { background: var(--primary-light); color: var(--primary); }
.side-menu a.active { background: var(--primary); color: #fff; }
.side-menu a.active:hover { color: #fff; }
.side-menu-divider {
  margin: 12px 12px 4px; padding-top: 12px;
  border-top: 1px solid var(--border);
  text-align: center; font-size: 12px; color: var(--text-3); font-weight: 600; letter-spacing: .5px;
}
.act-ico {
  display: flex; align-items: center; justify-content: center;
  height: 34px; line-height: 0;
}

.center-main { flex: 1; min-width: 0; }
.page-title { font-size: 20px; color: var(--navy); margin-bottom: 18px; font-weight: 600; }

.stat-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 20px; }
.stat-card { background: var(--card); border: 1px solid var(--border); border-radius: var(--radius); padding: 20px; }
.stat-card .label { color: var(--text-3); font-size: 13px; margin-bottom: 8px; }
.stat-card .value { font-size: 26px; font-weight: 700; color: var(--navy); }
.stat-card .value.green { color: var(--success); }
.stat-card .value.red { color: var(--danger); }
.stat-card .value.blue { color: var(--primary); }

/* ---------------- 表格 ---------------- */
.table-wrap { overflow-x: auto; }
table.table { width: 100%; border-collapse: collapse; }
.table th, .table td { padding: 12px 16px; text-align: left; border-bottom: 1px solid var(--border); font-size: 13px; }
.table th { background: #f8fafc; color: var(--text-2); font-weight: 600; white-space: nowrap; }
.table td { color: var(--text); }
.table tr:hover td { background: #fafcff; }

.tag { display: inline-block; padding: 2px 10px; border-radius: 20px; font-size: 12px; }
.tag-blue { background: var(--primary-light); color: var(--primary); }
.tag-green { background: #f0fdf4; color: var(--success); }
.tag-red { background: #fef2f2; color: var(--danger); }
.tag-gray { background: #f1f5f9; color: var(--text-3); }
.tag-orange { background: #fff7ed; color: var(--warn); }

/* ---------------- 徽章 / 列表 ---------------- */
.badge { display: inline-block; padding: 2px 8px; border-radius: 6px; font-size: 12px; background: var(--primary-light); color: var(--primary); }

/* ---------------- 商城 ---------------- */
.shop-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 18px; }

/* ---------------- 侧栏页脚 ---------------- */
.pager { display: flex; gap: 8px; margin-top: 16px; align-items: center; }
.pager a, .pager span { padding: 6px 12px; border: 1px solid var(--border); border-radius: 6px; color: var(--text-2); background: #fff; font-size: 13px; }
.pager .cur { background: var(--primary); color: #fff; border-color: var(--primary); }

/* ---------------- 管理后台 ---------------- */
.admin-body { display: flex; min-height: 100vh; }
.admin-side {
  width: 210px; background: var(--navy); color: #c9d6e8;
  flex: none; display: flex; flex-direction: column;
}
.admin-side .a-brand { padding: 20px 18px; color: #fff; font-size: 17px; font-weight: 700; border-bottom: 1px solid rgba(255,255,255,.1); }
.admin-side .a-brand em { font-style: normal; color: #6ea8ff; }
.admin-menu { padding: 12px 10px; flex: 1; }
.admin-menu a {
  display: flex; align-items: center; gap: 10px;
  padding: 11px 14px; border-radius: 8px;
  color: #c9d6e8; margin-bottom: 2px;
}
.admin-menu a:hover { background: rgba(255,255,255,.08); color: #fff; }
.admin-menu a.active { background: var(--primary); color: #fff; }
.admin-main { flex: 1; min-width: 0; background: var(--bg); }
.admin-top {
  background: #fff; border-bottom: 1px solid var(--border);
  padding: 14px 26px; display: flex; align-items: center; justify-content: space-between;
}
.admin-content { padding: 24px 26px; }
.admin-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; }
.admin-head h2 { font-size: 20px; color: var(--navy); }

/* 表单行布局（后台） */
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px; }
.form-row-3 { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 0 24px; }

/* 账号池卡片 */
.acc-card { border: 1px solid var(--border); border-radius: 12px; padding: 18px; margin-bottom: 16px; background: #fff; }
.acc-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 12px; }
.acc-head h4 { color: var(--navy); font-size: 15px; }

/* 通用弹窗 */
.modal-mask {
  position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 9999;
  background: rgba(15, 31, 51, .5);
  display: flex; align-items: center; justify-content: center; padding: 20px;
}
.modal-box {
  background: #fff; border-radius: 12px; width: 100%; max-width: 480px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .25); overflow: hidden;
}
.modal-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 18px; border-bottom: 1px solid var(--border);
}
.modal-head h3 { color: var(--navy); font-size: 16px; margin: 0; }
.modal-close {
  border: none; background: none; font-size: 22px; line-height: 1;
  color: var(--text-3); cursor: pointer; padding: 2px 6px;
}
.modal-close:hover { color: var(--danger, #e5484d); }
.modal-body { padding: 18px; max-height: 60vh; overflow: auto; color: var(--text-1); font-size: 14px; }
.modal-foot {
  padding: 12px 18px; border-top: 1px solid var(--border);
  display: flex; justify-content: flex-end; gap: 10px;
}

/* ---------------- 用户中心首页（腾讯云风格） ---------------- */
.ico-svg { display: block; }
.side-menu a .ico, .admin-menu a .ico { display: flex; align-items: center; }
.welcome-banner {
  background: linear-gradient(135deg, #1a6dff 0%, #5aa2ff 100%);
  border-radius: var(--radius);
  padding: 22px 26px;
  display: flex; align-items: center; justify-content: space-between; gap: 16px;
  margin-bottom: 20px; color: #fff;
  box-shadow: 0 8px 24px rgba(26,109,255,.25);
}
.wb-info { display: flex; align-items: center; gap: 14px; }
.wb-avatar { width: 52px; height: 52px; border-radius: 50%; border: 2px solid rgba(255,255,255,.65); object-fit: cover; flex: none; }
.wb-hello { font-size: 19px; font-weight: 700; }
.wb-sub { font-size: 12px; opacity: .85; margin-top: 3px; }
.wb-tags .tag { background: rgba(255,255,255,.18); color: #fff; border: 1px solid rgba(255,255,255,.4); cursor: pointer; text-decoration: none; }
.wb-tags .tag:hover { background: rgba(255,255,255,.28); }
.metric-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-bottom: 20px; }
.metric-card {
  background: var(--card); border: 1px solid var(--border); border-radius: 12px;
  padding: 18px 20px; display: flex; align-items: center; gap: 14px;
  box-shadow: var(--shadow); transition: transform .18s, box-shadow .18s;
}
.metric-card:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(23,43,99,.1); }
.metric-ico { width: 44px; height: 44px; border-radius: 10px; display: flex; align-items: center; justify-content: center; color: #fff; flex: none; }
.ico-blue   { background: linear-gradient(135deg, #1a6dff, #4e9bff); }
.ico-gold   { background: linear-gradient(135deg, #f5a623, #ffc94d); }
.ico-green  { background: linear-gradient(135deg, #22c55e, #4ade80); }
.ico-purple { background: linear-gradient(135deg, #8b5cf6, #a78bfa); }
.metric-label { color: var(--text-3); font-size: 12px; margin-bottom: 5px; }
.metric-value { font-size: 24px; font-weight: 700; color: var(--navy); line-height: 1.1; }
.metric-unit { font-size: 13px; color: var(--text-3); font-weight: 400; }
.usage-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 20px; }
.success-bar { height: 8px; background: #eef2f7; border-radius: 99px; overflow: hidden; margin-top: 12px; }
.success-bar i { display: block; height: 100%; background: linear-gradient(90deg, #22c55e, #4ade80); border-radius: 99px; transition: width .6s; }
.stat-line { display: flex; justify-content: space-between; padding: 9px 0; color: var(--text-2); font-size: 13px; border-bottom: 1px dashed var(--border); }
.stat-line:last-child { border-bottom: 0; }
.stat-line b { color: var(--navy); font-weight: 600; }

/* ---------------- 响应式 ---------------- */
/* 始终显示垂直滚动条：避免不同页面滚动条出现/消失导致内容区宽度跳变、各页不对齐 */
html { overflow-y: scroll; }
/* 布局不做任何宽度/设备自适应：任何屏幕都使用 PC 端布局排列，
   窗口/设备宽度不足 1180px 时由 header 中的脚本将整页等比缩小显示，不改变 UI 排列
   （公共页面 body.no-scale 不参与缩放，走下方手机端适配；用户中心页面除外，保持 PC 端缩放） */

/* ---------------- 公共页面：底部栏靠底 + 手机端适配 ----------------
   仅作用于 body.no-scale（首页 / 登录 / 注册），用户中心页面不受影响 */
body.no-scale { min-height: 100vh; display: flex; flex-direction: column; }
body.no-scale .site-footer { margin-top: auto; }

/* 整页等比缩放的页面（用户中心等）：body 由脚本设为 flex 纵向并撑满一屏，
   页脚靠底，避免缩放后底部出现大空隙（广告弹窗曾因此被挤到空隙里） */
body.scaled { min-height: 100vh; }
body.scaled .site-footer { margin-top: auto; }

@media (max-width: 900px) {
  body.no-scale .hero-grid, body.no-scale .features, body.no-scale .steps,
  body.no-scale .plans, body.no-scale .stat-grid, body.no-scale .form-row,
  body.no-scale .form-row-3, body.no-scale .wf-grid { grid-template-columns: 1fr; }
  body.no-scale .hero h1 { font-size: 30px; }
  body.no-scale .main-nav { display: none; }
  body.no-scale .footer-top { flex-direction: column; gap: 18px; }
}
@media (max-width: 560px) {
  body.no-scale .hero { padding: 44px 0 38px; }
  body.no-scale .hero h1 { font-size: 24px; }
  body.no-scale .wf-title { font-size: 22px; }
  body.no-scale .wf-hero { padding: 28px 0 24px; }
  body.no-scale .wf-reward-num { font-size: 36px; }
  body.no-scale .hero p { font-size: 14px; margin-bottom: 20px; }
  body.no-scale .hero-actions { flex-direction: column; gap: 10px; }
  body.no-scale .hero-actions .btn { width: 100%; }
  body.no-scale .hero-card { padding: 20px; }
  body.no-scale .section { padding: 40px 0; }
  body.no-scale .section-title { margin-bottom: 26px; }
  body.no-scale .section-title h2 { font-size: 22px; }
  body.no-scale .feature { padding: 18px; }
  body.no-scale .feature .icon { width: 42px; height: 42px; }
  body.no-scale .plan { padding: 22px 16px; }
  body.no-scale .cta-band { padding: 40px 0; }
  body.no-scale .cta-band h2 { font-size: 22px; }
  body.no-scale .auth-box { padding: 28px 20px; }
  body.no-scale .container { padding: 0 14px; }
  body.no-scale .header-inner { height: 56px; }
  body.no-scale .brand-name { font-size: 17px; }
  body.no-scale .brand img { height: 30px; }
}

/* ---------------- 复制行（API 凭证等：输入框 + 按钮） ---------------- */
.copy-row { display: flex; gap: 8px; align-items: center; }
.copy-row .form-control { flex: 1; min-width: 0; }
.copy-row .btn { flex: none; }

/* ---------------- 代码示例：小屏自动换行 ---------------- */
pre { white-space: pre-wrap; word-break: break-all; }
code { word-break: break-all; }

/* ---------------- 工单系统 ---------------- */
.tk-row {
  display: flex; align-items: center; justify-content: space-between; gap: 12px;
  padding: 14px 18px; border-bottom: 1px solid var(--border); cursor: pointer;
  transition: background .15s;
}
.tk-row:hover { background: #f6f9ff; }
.tk-row-main { min-width: 0; }
.tk-subject { font-weight: 600; color: var(--navy); margin-bottom: 4px; word-break: break-all; }
.tk-meta { font-size: 12px; color: var(--text-3); }
.tk-status { flex: none; font-size: 12px; padding: 3px 10px; border-radius: 99px; white-space: nowrap; }
.tk-status.st-open { background: #fff7ed; color: var(--warn); }
.tk-status.st-processing { background: var(--primary-light); color: var(--primary); }
.tk-status.st-closed { background: #f1f5f9; color: var(--text-3); }

.tk-card { width: 760px; max-width: 96vw; max-height: 92vh; display: flex; flex-direction: column; overflow: hidden; }
.tk-card-head {
  display: flex; align-items: center; justify-content: space-between; gap: 10px;
  padding: 14px 18px; border-bottom: 1px solid var(--border);
}
.tk-msgs {
  flex: 1; overflow-y: auto; padding: 16px 18px; background: #f8fafd;
  min-height: 260px; max-height: 55vh;
}
.tk-msg { margin-bottom: 12px; max-width: 82%; }
/* 自己发的消息靠右，对方发来的靠左（按 is_mine 判定，与管理/用户身份无关） */
.tk-msg-mine { margin-left: auto; text-align: right; }
.tk-msg-theirs { margin-right: auto; }
.tk-msg-head { font-size: 11px; color: var(--text-3); margin-bottom: 3px; }
.tk-msg-body {
  display: inline-block; text-align: left; padding: 9px 13px; border-radius: 10px;
  background: #fff; border: 1px solid var(--border); font-size: 14px; line-height: 1.6;
  word-break: break-all; white-space: pre-wrap;
}
.tk-msg-mine .tk-msg-body { background: var(--primary); color: #fff; border-color: var(--primary); }
.tk-msg-mine .tk-msg-head { text-align: right; }
.tk-sys {
  text-align: center; color: var(--text-3); font-size: 12px; margin: 10px 0; padding: 6px;
  background: #eef2f7; border-radius: 8px;
}
.tk-file-img { display: block; max-width: 200px; max-height: 200px; margin-top: 8px; border-radius: 8px; border: 1px solid var(--border); }
.tk-file { display: inline-block; margin-top: 8px; font-size: 13px; color: var(--primary); text-decoration: underline; }
.tk-composer { padding: 12px 18px; border-top: 1px solid var(--border); background: #fff; }
.tk-files { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 8px; }
.tk-file-chip {
  display: inline-block; background: var(--primary-light); color: var(--primary);
  border-radius: 6px; padding: 3px 10px; font-size: 12px; cursor: pointer;
}
.tk-rate { border-top: 1px dashed var(--border); padding: 12px 18px; background: #fff; }
.tk-rate-done { border-top: 1px dashed var(--border); padding: 10px 18px; background: #fff; font-size: 13px; color: var(--text-2); }
.tk-star { cursor: pointer; font-size: 20px; color: var(--warn); padding: 0 2px; }
/* 工单弹窗宽度限制在页面 CSS（.tk-card { max-width: 96vw }）中已兜底小屏，无需移动端断点 */

/* ---------------- 活动福利弹窗 ---------------- */
.welfare-popup { position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 9999; display: none; align-items: center; justify-content: center; padding: 16px; }
.welfare-popup-mask { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: rgba(10, 26, 48, .58); }
.welfare-popup-box {
  position: relative; z-index: 1;
  display: flex; flex-direction: column; align-items: center;
  max-width: 92vw; min-width: 220px;
  transform: translateY(-18px);
}
/* 图片不留内边距：仅硬性限制最大尺寸（宽 380 / 高 60vh），形状按图片原始比例自适应；
   图片再大（超高/超宽）也不会撑大弹窗，只会被等比压缩 */
.welfare-popup-img-link { display: block; cursor: pointer; line-height: 0; }
.welfare-popup-img-link img {
  display: block; width: auto; height: auto;
  max-width: 380px; max-height: 60vh;
  border-radius: 12px; box-shadow: 0 18px 50px rgba(0, 0, 0, .38);
}
.welfare-popup-bar { display: flex; align-items: center; justify-content: space-between; gap: 12px; width: 100%; padding: 12px 2px 0; color: #fff; font-size: 13px; }
.welfare-popup-check { display: flex; align-items: center; gap: 6px; cursor: pointer; user-select: none; }
.welfare-popup-check input { width: 15px; height: 15px; accent-color: var(--primary); cursor: pointer; }
.welfare-popup-close { background: rgba(255, 255, 255, .14); border: 1px solid rgba(255, 255, 255, .38); color: #fff; border-radius: 8px; padding: 5px 14px; cursor: pointer; font-size: 13px; font-family: inherit; transition: background .15s; }
.welfare-popup-close:hover { background: rgba(255, 255, 255, .28); }

/* ---------------- 活动福利页（干净扁平商务风：无渐变/无发光/无花哨装饰） ---------------- */
.wf-hero {
  background: #fff;
  border-bottom: 1px solid #e8ecf2;
  padding: 40px 0 32px;
  text-align: center;
}
.wf-hero-inner { max-width: 680px; margin: 0 auto; padding: 0 20px; }
.wf-title { font-size: 28px; font-weight: 600; color: #1f2329; margin-bottom: 8px; letter-spacing: .5px; }
.wf-subtitle { font-size: 15px; color: #646a73; margin-bottom: 12px; }
.wf-desc { font-size: 13px; color: #86909c; max-width: 560px; margin: 0 auto 14px; line-height: 1.7; }
.wf-time { display: inline-flex; align-items: center; gap: 6px; color: #86909c; font-size: 13px; }
.wf-time svg { opacity: .55; }

/* 四套主题：仅切换主按钮/强调色，版式统一为专业扁平风 */
.wf-blue   { --wf-accent: #0052d9; --wf-btn: #0052d9; --wf-btn-hover: #0042b0; }
.wf-green  { --wf-accent: #07a287; --wf-btn: #07a287; --wf-btn-hover: #068a73; }
.wf-gold   { --wf-accent: #b8821a; --wf-btn: #b8821a; --wf-btn-hover: #9d7013; }
.wf-purple { --wf-accent: #5f5cd6; --wf-btn: #5f5cd6; --wf-btn-hover: #504cc4; }

.wf-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 20px; }
.wf-claim-card { border-color: #e8ecf2; }
.wf-reward { display: flex; align-items: baseline; justify-content: center; gap: 8px; margin: 16px 0 2px; }
.wf-reward-num { font-size: 42px; font-weight: 600; color: var(--wf-accent, #0052d9); line-height: 1; letter-spacing: -1px; }
.wf-reward-unit { font-size: 16px; color: #4e5969; }
.wf-reward-name { color: #86909c; font-size: 13px; margin-bottom: 20px; }
.wf-tip { display: flex; align-items: center; justify-content: center; gap: 6px; font-size: 13px; margin-bottom: 14px; }
.wf-tip-warn { color: #4e5969; background: #f7f8fa; border: 1px solid #e5e6eb; border-radius: 6px; padding: 8px 12px; }
.wf-btn { background: var(--wf-btn, #0052d9); width: 100%; padding: 11px; font-size: 15px; border-radius: 6px; }
.wf-btn:hover { background: var(--wf-btn-hover, #0042b0); color: #fff; }
.wf-btn:disabled { background: #c9cdd4; cursor: not-allowed; }
.wf-rule { display: flex; justify-content: space-between; gap: 10px; padding: 11px 0; border-bottom: 1px solid #f2f3f5; font-size: 13px; color: #4e5969; }
.wf-rule-label { color: #86909c; }

/* ---------------- 信息中心（站内消息） ---------------- */
.msg-card { border: 1px solid var(--border); border-radius: 12px; padding: 16px 18px; margin-bottom: 12px; background: #fff; cursor: pointer; transition: border-color .15s, box-shadow .15s; }
.msg-card:hover { border-color: var(--primary); box-shadow: 0 4px 14px rgba(26, 109, 255, .10); }
.msg-card-unread { border-color: var(--primary); background: #f6f9ff; box-shadow: 0 0 0 1px rgba(26, 109, 255, .08); }
.msg-card-content { margin-top: 8px; color: var(--text-2); font-size: 13px; line-height: 1.7; word-break: break-word; display: -webkit-box; -webkit-line-clamp: 2; -webkit-box-orient: vertical; overflow: hidden; }

/* 消息详情弹窗（挂 <html> 下，按页面缩放比例等比缩放） */
.msg-modal { position: fixed; top: 0; left: 0; right: 0; bottom: 0; z-index: 9998; display: none; align-items: center; justify-content: center; padding: 16px; }
.msg-modal-mask { position: absolute; top: 0; left: 0; right: 0; bottom: 0; background: rgba(10, 26, 48, .58); }
.msg-modal-box { position: relative; z-index: 1; width: 100%; max-width: 520px; max-height: 82vh; overflow-y: auto; background: #fff; border-radius: 14px; padding: 22px 24px; box-shadow: 0 18px 50px rgba(0, 0, 0, .35); }
.msg-modal-content { margin-top: 12px; color: var(--text-2); font-size: 14px; line-height: 1.8; white-space: pre-wrap; word-break: break-word; }