/* SwiftNet 设计稿 · 共享层
   令牌直接取自产品系统 web/src/styles.css，官网与运营后台都复用它，
   避免出现"官网一个产品、系统另一个产品"的割裂。 */

:root {
  --bg: #f5f7fa;
  --surface: #ffffff;
  --surface-2: #fafbfc;
  --surface-3: #f2f4f7;

  --line: #e4e7ed;
  --line-soft: #ebeef5;

  --ink-1: #303133;
  --ink-2: #606266;
  --ink-3: #909399;
  --ink-4: #b1b6be;

  --primary: #2563eb;
  --primary-d: #1d4ed8;
  --primary-l: #eff4ff;
  --primary-b: #c7d9fb;

  --ok: #16a34a;
  --ok-l: #ecfdf3;
  --warn: #d97706;
  --warn-l: #fff8ec;
  --bad: #dc2626;
  --bad-l: #fef2f2;

  --r-sm: 6px;
  --r: 8px;
  --r-lg: 10px;

  --sd-1: 0 1px 2px rgba(16, 24, 40, .04), 0 1px 3px rgba(16, 24, 40, .06);
  --sd-2: 0 4px 12px rgba(16, 24, 40, .08);
  --sd-3: 0 12px 32px rgba(16, 24, 40, .12);

  --font: -apple-system, BlinkMacSystemFont, "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  --wrap: 1160px;
  --bar: 56px;
  --side: 216px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink-1);
  font: 400 13px/1.6 var(--font);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--primary); text-decoration: none; }
a:hover { color: var(--primary-d); }

h1, h2, h3, h4 { margin: 0; font-weight: 500; letter-spacing: -.01em; }

:focus-visible {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
  border-radius: 4px;
}

.wrap { max-width: var(--wrap); margin: 0 auto; padding: 0 24px; }
.muted { color: var(--ink-3); }
.small { font-size: 12px; }
.mono { font-family: var(--mono); letter-spacing: .02em; }

/* ── 按钮 ───────────────────────────────────────────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  height: 32px; padding: 0 14px;
  border: 1px solid var(--line); border-radius: var(--r-sm);
  background: #fff; color: var(--ink-1);
  font: 400 13px/1 var(--font); cursor: pointer;
  transition: background .15s, border-color .15s, color .15s;
  white-space: nowrap;
}
.btn:hover { background: var(--surface-3); border-color: #d6d9e0; }
.btn:disabled { opacity: .5; cursor: not-allowed; }

.btn-primary { background: var(--primary); border-color: var(--primary); color: #fff; }
.btn-primary:hover { background: var(--primary-d); border-color: var(--primary-d); color: #fff; }

.btn-ghost { background: transparent; border-color: transparent; color: var(--ink-2); }
.btn-ghost:hover { background: var(--surface-3); color: var(--ink-1); }

.btn-danger { color: var(--bad); border-color: #f4c9c9; background: #fff; }
.btn-danger:hover { background: var(--bad-l); }

.btn-lg { height: 40px; padding: 0 20px; font-size: 14px; border-radius: var(--r); }
.btn-sm { height: 26px; padding: 0 10px; font-size: 12px; }
.btn-link { height: auto; padding: 0; border: 0; background: none; color: var(--primary); }

/* ── 卡片 ───────────────────────────────────────────── */
.card {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 16px;
}
.card-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 12px; margin-bottom: 12px;
}
.card-head h3 { font-size: 14px; }
.card-head .sub { color: var(--ink-3); font-size: 12px; }

/* ── 标签 ───────────────────────────────────────────── */
.badge {
  display: inline-flex; align-items: center; gap: 4px;
  height: 20px; padding: 0 7px;
  border-radius: 4px; font-size: 12px; line-height: 1;
  background: var(--surface-3); color: var(--ink-2);
  border: 1px solid transparent;
}
.badge-ok { background: var(--ok-l); color: #15803d; border-color: #c9eed6; }
.badge-warn { background: var(--warn-l); color: #b45309; border-color: #f6e0bb; }
.badge-bad { background: var(--bad-l); color: #b91c1c; border-color: #f7cccc; }
.badge-info { background: var(--primary-l); color: var(--primary-d); border-color: var(--primary-b); }

.dot { width: 6px; height: 6px; border-radius: 50%; background: currentColor; flex: none; }

/* ── 表格 ───────────────────────────────────────────── */
.tbl { width: 100%; border-collapse: collapse; font-size: 13px; }
.tbl th {
  text-align: left; font-weight: 400; color: var(--ink-3); font-size: 12px;
  padding: 8px 12px; background: var(--surface-2);
  border-bottom: 1px solid var(--line); white-space: nowrap;
}
.tbl td { padding: 10px 12px; border-bottom: 1px solid var(--line-soft); vertical-align: middle; }
.tbl tbody tr:hover { background: #fbfcfe; }
.tbl tbody tr:last-child td { border-bottom: 0; }
.tbl .num { font-family: var(--mono); font-variant-numeric: tabular-nums; }

/* ── 表单 ───────────────────────────────────────────── */
.field { display: flex; flex-direction: column; gap: 6px; }
.field > label { font-size: 12px; color: var(--ink-2); }
.input, .select, .textarea {
  height: 32px; padding: 0 10px;
  border: 1px solid var(--line); border-radius: var(--r-sm);
  background: #fff; color: var(--ink-1);
  font: 400 13px/1 var(--font); width: 100%;
}
.textarea { height: auto; padding: 8px 10px; line-height: 1.6; resize: vertical; }
.input::placeholder, .textarea::placeholder { color: var(--ink-4); }
.input:focus, .select:focus, .textarea:focus { border-color: var(--primary); outline: none; box-shadow: 0 0 0 2px rgba(37, 99, 235, .12); }

/* ── 后台骨架 ───────────────────────────────────────── */
.layout { display: flex; height: 100vh; overflow: hidden; }

.side {
  width: var(--side); flex: none;
  background: #fff; border-right: 1px solid var(--line);
  display: flex; flex-direction: column;
}
.brand {
  height: var(--bar); display: flex; align-items: center; gap: 8px;
  padding: 0 16px; border-bottom: 1px solid var(--line);
  font-size: 15px;
}
.logo {
  width: 26px; height: 26px; border-radius: 6px; flex: none;
  display: inline-flex; align-items: center; justify-content: center;
  background: var(--primary); color: #fff; font-size: 14px;
}
.brand small { color: var(--ink-3); font-size: 11px; }

.nav { padding: 8px; overflow-y: auto; flex: 1; }
.nav-group { padding: 12px 10px 6px; font-size: 11px; color: var(--ink-4); letter-spacing: .04em; }
.nav a {
  display: flex; align-items: center; gap: 8px;
  height: 38px; padding: 0 10px; margin-bottom: 2px;
  border-radius: var(--r-sm); color: var(--ink-2); font-size: 13px;
}
.nav a:hover { background: var(--surface-3); color: var(--ink-1); }
.nav a.on { background: var(--primary-l); color: var(--primary); }
.nav a .ico { width: 16px; text-align: center; color: var(--ink-3); font-size: 13px; }
.nav a.on .ico { color: var(--primary); }
.nav a .cnt {
  margin-left: auto; min-width: 18px; height: 17px; padding: 0 5px;
  border-radius: 9px; background: var(--bad); color: #fff;
  font-size: 11px; line-height: 17px; text-align: center;
}

.main { flex: 1; display: flex; flex-direction: column; min-width: 0; }
.topbar {
  height: var(--bar); flex: none;
  background: #fff; border-bottom: 1px solid var(--line);
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 20px;
}
.topbar .title { font-size: 15px; }
.topbar .right { display: flex; align-items: center; gap: 14px; font-size: 12px; color: var(--ink-2); }
.who { display: flex; align-items: center; gap: 6px; }
.avatar {
  width: 24px; height: 24px; border-radius: 50%;
  background: var(--primary-l); color: var(--primary);
  display: inline-flex; align-items: center; justify-content: center;
  font-size: 12px;
}
.content { flex: 1; overflow-y: auto; padding: 16px 20px 32px; }

/* ── KPI ───────────────────────────────────────────── */
.kpis { display: grid; grid-template-columns: repeat(auto-fit, minmax(160px, 1fr)); gap: 12px; margin-bottom: 16px; }
.kpi { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 14px 16px; }
.kpi .k { font-size: 12px; color: var(--ink-3); display: flex; align-items: center; gap: 6px; }
.kpi .v { font-size: 24px; font-weight: 400; margin-top: 4px; font-variant-numeric: tabular-nums; }
.kpi .v small { font-size: 12px; color: var(--ink-3); margin-left: 4px; }
.kpi .d { font-size: 12px; color: var(--ink-3); margin-top: 2px; }
.kpi .d em { font-style: normal; color: var(--ok); }
.kpi .d em.bad { color: var(--bad); }

/* ── 工具条 ─────────────────────────────────────────── */
.toolbar { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-bottom: 12px; }
.toolbar .grow { flex: 1; }
.search { position: relative; }
.search .input { padding-left: 28px; width: 220px; }
.search::before {
  content: "⌕"; position: absolute; left: 10px; top: 50%;
  transform: translateY(-50%); color: var(--ink-4); font-size: 13px;
}

/* ── 空状态 / 加载 ──────────────────────────────────── */
.empty { padding: 40px 16px; text-align: center; color: var(--ink-3); }
.empty .t { color: var(--ink-2); margin-bottom: 4px; }
.skel { height: 12px; border-radius: 3px; background: linear-gradient(90deg, #eef1f5, #f6f8fa, #eef1f5); background-size: 200% 100%; animation: sk 1.4s ease-in-out infinite; }
@keyframes sk { 0% { background-position: 0 0; } 100% { background-position: -200% 0; } }

/* ── 官网 ───────────────────────────────────────────── */
.site-top {
  height: 64px; background: rgba(255, 255, 255, .88);
  border-bottom: 1px solid var(--line);
  position: sticky; top: 0; z-index: 20; backdrop-filter: saturate(180%) blur(8px);
}
.site-top .inner { height: 100%; display: flex; align-items: center; gap: 28px; }
.site-nav { display: flex; gap: 22px; font-size: 13px; }
.site-nav a { color: var(--ink-2); }
.site-nav a:hover { color: var(--ink-1); }
.site-top .right { margin-left: auto; display: flex; align-items: center; gap: 10px; }

.hero { padding: 64px 0 56px; background: #fff; border-bottom: 1px solid var(--line); }
.hero-grid { display: grid; grid-template-columns: 1fr 1.08fr; gap: 48px; align-items: center; }
.hero h1 { font-size: 34px; line-height: 1.32; letter-spacing: -.02em; }
.hero .lede { margin: 16px 0 0; font-size: 15px; line-height: 1.75; color: var(--ink-2); max-width: 460px; }
.hero .acts { display: flex; gap: 10px; margin-top: 26px; }
.hero .note { margin-top: 12px; font-size: 12px; color: var(--ink-3); }

.anchors { display: flex; gap: 26px; margin-top: 34px; padding-top: 22px; border-top: 1px solid var(--line-soft); }
.anchors div { font-size: 12px; color: var(--ink-3); }
.anchors b { display: block; font-size: 19px; font-weight: 400; color: var(--ink-1); font-variant-numeric: tabular-nums; }

.shot {
  border: 1px solid var(--line); border-radius: var(--r-lg);
  overflow: hidden; background: #fff; box-shadow: var(--sd-2);
}
.shot .bar {
  height: 30px; display: flex; align-items: center; gap: 5px;
  padding: 0 10px; background: var(--surface-2); border-bottom: 1px solid var(--line);
}
.shot .bar i { width: 8px; height: 8px; border-radius: 50%; background: #dfe3e9; }
.shot .bar span { margin-left: 8px; font-size: 11px; color: var(--ink-3); }
.shot img { display: block; width: 100%; height: auto; }

.section { padding: 64px 0; }
.section.alt { background: #fff; border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.sec-head { margin-bottom: 32px; }
.sec-head .idx { font-size: 11px; color: var(--ink-4); letter-spacing: .12em; font-family: var(--mono); }
.sec-head h2 { font-size: 23px; margin-top: 8px; letter-spacing: -.01em; }
.sec-head p { margin: 8px 0 0; color: var(--ink-2); font-size: 14px; max-width: 620px; }

.abilities { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; }
.ability { background: #fff; padding: 20px 18px; }
.ability .n { font-family: var(--mono); font-size: 11px; color: var(--ink-4); }
.ability h3 { font-size: 14px; margin: 8px 0 10px; }
.ability ul { margin: 0; padding: 0; list-style: none; }
.ability li { position: relative; padding-left: 12px; font-size: 12px; color: var(--ink-2); line-height: 2; }
.ability li::before { content: ""; position: absolute; left: 0; top: 11px; width: 3px; height: 3px; border-radius: 50%; background: var(--ink-4); }

.gallery { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.gallery figure { margin: 0; }
.gallery img { display: block; width: 100%; border: 1px solid var(--line); border-radius: var(--r); }
.gallery figcaption { margin-top: 9px; font-size: 12px; color: var(--ink-2); }
.gallery figcaption b { font-weight: 400; color: var(--ink-1); }

.diffs { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.diff { padding-top: 16px; border-top: 2px solid var(--ink-1); }
.diff h3 { font-size: 14px; margin-bottom: 8px; }
.diff p { margin: 0; font-size: 13px; color: var(--ink-2); line-height: 1.8; }

.plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.plan { background: #fff; border: 1px solid var(--line); border-radius: var(--r); padding: 18px; }
.plan.hot { border-color: var(--primary); box-shadow: 0 0 0 3px var(--primary-l); }
.plan .q { font-size: 12px; color: var(--ink-3); }
.plan .p { font-size: 26px; margin: 8px 0 2px; font-variant-numeric: tabular-nums; }
.plan .p small { font-size: 12px; color: var(--ink-3); }
.plan .w { font-size: 12px; color: var(--ink-2); min-height: 20px; }
.plan .r { margin-top: 14px; }

.faq { border-top: 1px solid var(--line); }
.faq details { border-bottom: 1px solid var(--line); padding: 14px 0; }
.faq summary { cursor: pointer; font-size: 13px; list-style: none; display: flex; justify-content: space-between; gap: 12px; }
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--ink-3); }
.faq details[open] summary::after { content: "−"; }
.faq p { margin: 10px 0 0; font-size: 13px; color: var(--ink-2); line-height: 1.8; max-width: 760px; }

.site-foot { background: #fff; border-top: 1px solid var(--line); padding: 40px 0 32px; }
.foot-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 32px; }
.foot-grid h4 { font-size: 12px; color: var(--ink-3); margin-bottom: 10px; font-weight: 400; }
.foot-grid a { display: block; font-size: 12px; color: var(--ink-2); line-height: 2.1; }
.foot-bot { margin-top: 28px; padding-top: 18px; border-top: 1px solid var(--line-soft); font-size: 12px; color: var(--ink-3); display: flex; justify-content: space-between; gap: 16px; }
/* 备案号：按工信部要求必须可点，跳到 beian.miit.gov.cn；平时低调，hover 才亮 */
.foot-bot a.icp { color: inherit; text-decoration: none; transition: color 160ms; }
.foot-bot a.icp:hover { color: var(--primary); text-decoration: underline; }

/* ── 客服 ───────────────────────────────────────────── */
.chat-fab {
  position: fixed; right: 24px; bottom: 24px; z-index: 50;
  width: 52px; height: 52px; border-radius: 50%;
  background: var(--primary); color: #fff; border: 0; cursor: pointer;
  box-shadow: var(--sd-3); font-size: 20px;
  display: flex; align-items: center; justify-content: center;
}
.chat-panel {
  position: fixed; right: 24px; bottom: 88px; z-index: 50;
  width: 360px; height: 520px; display: none; flex-direction: column;
  background: #fff; border: 1px solid var(--line); border-radius: var(--r-lg);
  box-shadow: var(--sd-3); overflow: hidden;
}
.chat-panel.open { display: flex; }
.chat-head { padding: 12px 14px; border-bottom: 1px solid var(--line); display: flex; align-items: center; gap: 8px; }
.chat-head .t { font-size: 13px; }
.chat-head .s { font-size: 11px; color: var(--ok); }
.chat-head .x { margin-left: auto; color: var(--ink-3); cursor: pointer; border: 0; background: none; font-size: 15px; }
/* 身份条：告知"这段对话记在谁名下"。登录态用绿点+主色描边，
   游客态保持灰调，不让未登录的人觉得被区别对待、只是提示可以登录 */
.chat-who { padding: 6px 14px; font-size: 11px; color: var(--ink-4);
            background: var(--surface-2); border-bottom: 1px solid var(--line);
            display: flex; align-items: center; gap: 5px; }
.chat-who.on { color: var(--ok); background: #f4fbf0; }
.chat-who.on::before { content: ""; width: 5px; height: 5px; border-radius: 50%;
                       background: var(--ok); flex: none; }
.chat-body { flex: 1; overflow-y: auto; padding: 14px; background: var(--surface-2); }
.msg { display: flex; gap: 8px; margin-bottom: 12px; }
.msg .bub { max-width: 250px; padding: 8px 11px; border-radius: 10px; font-size: 13px; line-height: 1.65; background: #fff; border: 1px solid var(--line); }
.msg.me { flex-direction: row-reverse; }
.msg.me .bub { background: var(--primary); color: #fff; border-color: var(--primary); }
.msg .who { font-size: 11px; color: var(--ink-4); margin-bottom: 3px; }
.chat-day { text-align: center; font-size: 11px; color: var(--ink-4); margin: 6px 0 14px; }
.chat-foot { border-top: 1px solid var(--line); padding: 10px; }
.chat-foot .row { display: flex; gap: 8px; }
.chat-foot .input { flex: 1; }
.chat-tip { font-size: 11px; color: var(--ink-4); margin-top: 6px; }

/* ── 授权页 ─────────────────────────────────────────── */
.lic-hero {
  display: grid; grid-template-columns: 1fr 300px; gap: 16px; align-items: start;
}
.lic-state {
  display: flex; align-items: center; gap: 12px;
  padding: 16px; border-radius: var(--r);
  background: var(--ok-l); border: 1px solid #c9eed6;
}
.lic-state .big { font-size: 15px; color: #15803d; }
.lic-state .txt { font-size: 12px; color: #166534; }
.lic-state.warn { background: var(--warn-l); border-color: #f6e0bb; }
.lic-state.warn .big { color: #b45309; }
.lic-state.warn .txt { color: #92400e; }

.kv { width: 100%; border-collapse: collapse; }
.kv th { width: 110px; text-align: left; font-weight: 400; color: var(--ink-3); font-size: 12px; padding: 9px 0; vertical-align: top; }
.kv td { padding: 9px 0; font-size: 13px; border-bottom: 1px solid var(--line-soft); }
.kv tr:last-child td { border-bottom: 0; }

.codebox {
  font-family: var(--mono); font-size: 12px; line-height: 1.9;
  background: var(--surface-3); border: 1px solid var(--line);
  border-radius: var(--r-sm); padding: 10px 12px;
  word-break: break-all; color: var(--ink-1);
}

/* ── 客服工作台 ─────────────────────────────────────── */
.ws { display: grid; grid-template-columns: 268px 1fr 260px; gap: 0; height: calc(100vh - var(--bar) - 48px); border: 1px solid var(--line); border-radius: var(--r); overflow: hidden; background: #fff; }
.ws-list { border-right: 1px solid var(--line); display: flex; flex-direction: column; }
.ws-list .hd { padding: 10px 12px; border-bottom: 1px solid var(--line); }
.ws-list .items { overflow-y: auto; flex: 1; }
.ws-item { padding: 11px 12px; border-bottom: 1px solid var(--line-soft); cursor: pointer; }
.ws-item:hover { background: var(--surface-2); }
.ws-item.on { background: var(--primary-l); }
.ws-item .r1 { display: flex; align-items: center; gap: 6px; font-size: 13px; }
.ws-item .r1 .n { flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ws-item .r2 { font-size: 12px; color: var(--ink-3); margin-top: 3px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ws-item .r3 { font-size: 11px; color: var(--ink-4); margin-top: 2px; }

.ws-main { display: flex; flex-direction: column; min-width: 0; }
.ws-main .hd { height: 48px; display: flex; align-items: center; gap: 10px; padding: 0 14px; border-bottom: 1px solid var(--line); }
.ws-main .body { flex: 1; overflow-y: auto; padding: 16px; background: var(--surface-2); }
.ws-main .foot { border-top: 1px solid var(--line); padding: 10px 12px; }
.ws-side { border-left: 1px solid var(--line); padding: 14px; overflow-y: auto; background: #fff; }

.quick { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 8px; }
.quick button { font-size: 11px; height: 24px; padding: 0 8px; border-radius: 12px; border: 1px solid var(--line); background: #fff; color: var(--ink-2); cursor: pointer; }
.quick button:hover { border-color: var(--primary-b); color: var(--primary); background: var(--primary-l); }

.note {
  background: var(--warn-l); border: 1px solid #f6e0bb; color: #92400e;
  border-radius: var(--r-sm); padding: 10px 12px; font-size: 12px; line-height: 1.7;
}
.note b { font-weight: 500; }

@media (max-width: 1080px) {
  .hero-grid { grid-template-columns: 1fr; }
  .abilities, .diffs, .plans, .gallery { grid-template-columns: 1fr; }
  .foot-grid { grid-template-columns: 1fr 1fr; }
  .grid-2, .lic-wrap, .lic-hero { grid-template-columns: 1fr; }
}

@media (max-width: 720px) {
  .wrap { padding: 0 16px; }
  .site-nav { display: none; }
  .site-top .brand { white-space: nowrap; }
  .site-top .brand small { display: none; }
  .site-top .right { gap: 4px; }
  .site-top .right .btn-lg { height: 30px; padding: 0 12px; font-size: 12px; }
  .site-top .right .btn { height: 30px; }
  .site-top .right .btn-ghost:first-child { display: none; }
  .hero { padding: 36px 0 32px; }
  .hero h1 { font-size: 25px; line-height: 1.4; }
  .hero .lede { font-size: 14px; }
  .anchors { flex-wrap: wrap; gap: 14px 22px; }
  .anchors b { font-size: 17px; }
  .section { padding: 40px 0; }
  .sec-head h2 { font-size: 19px; }
  .plans { gap: 10px; }
  .ws { grid-template-columns: 1fr; height: auto; }
  .ws-side { display: none; }
  .drawer { width: 100%; }
  .kpis { grid-template-columns: 1fr 1fr; }
  .foot-bot { flex-direction: column; gap: 4px; }
}