/* 首页与功能页共用的客服卡片；二维码保持原比例与白色留白。 */
[data-open-support]{font-family:inherit;cursor:pointer}
.cs-dialog{box-sizing:border-box;width:640px;max-width:calc(100vw - 32px);max-height:calc(100vh - 32px);max-height:calc(100dvh - 32px);margin:auto;padding:30px;border:1px solid #e2e8f0;border-radius:24px;background:#fff;color:#0f172a;font-family:"Noto Sans SC","Microsoft YaHei","PingFang SC",sans-serif;line-height:1.6;overflow-y:auto;overscroll-behavior:contain;box-shadow:0 24px 80px rgba(15,23,42,.24)}
.cs-dialog::backdrop{background:rgba(12,29,58,.55);backdrop-filter:blur(6px)}
.cs-dialog-title{margin:0;padding-right:40px;font-size:26px;font-weight:800;line-height:1.35}
.cs-dialog-lead{margin:8px 0 22px;font-size:14px;line-height:1.7;color:#64748b}
.cs-dialog-close{position:absolute;top:16px;right:16px;display:grid;place-items:center;width:36px;height:36px;padding:0;border:0;border-radius:10px;background:transparent;color:#64748b;cursor:pointer}
.cs-dialog-close:hover{background:#f1f5f9;color:#0f172a}
.cs-dialog-close svg{width:20px;height:20px}
.cs-dialog a:focus-visible,.cs-dialog button:focus-visible{outline:2px solid #2563eb;outline-offset:4px}
.cs-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}
.cs-card{min-width:0;padding:18px 14px 16px;border:1px solid #e2e8f0;border-radius:16px;background:#f8faff;text-align:center}
.cs-card h3{margin:0;font-size:18px;font-weight:700;line-height:1.5}
.cs-qr{display:block;width:100%;max-width:240px;height:auto;aspect-ratio:1;margin:12px auto;background:#fff;border:0;border-radius:8px}
.cs-save{display:inline-block;color:#1d4ed8;font-size:13px;line-height:1.6;text-decoration:underline;text-underline-offset:4px}
.cs-dialog-note{margin:18px 0 0;color:#64748b;font-size:12px;line-height:1.8}
.cs-dialog-note a{color:#1d4ed8;text-decoration:underline;text-underline-offset:3px;white-space:nowrap}
@media(max-width:480px){
  .cs-dialog{max-width:calc(100vw - 24px);padding:24px 16px 20px;border-radius:20px}
  .cs-dialog-title{font-size:22px}
  .cs-dialog-lead{font-size:13px;margin-bottom:18px}
  .cs-cards{grid-template-columns:minmax(0,1fr);gap:10px}
  .cs-card{display:grid;grid-template-columns:minmax(0,1fr) 160px;grid-template-rows:1fr 1fr;align-items:center;gap:4px 12px;padding:12px 10px;border-radius:12px}
  .cs-card h3{grid-column:1;grid-row:1;align-self:end;font-size:16px}
  .cs-qr{grid-column:2;grid-row:1/3;width:160px;margin:0}
  .cs-save{grid-column:1;grid-row:2;align-self:start}
}