:root { color-scheme: light; --ink:#23314a; --muted:#637086; --line:#dce2ea; --blue:#475f8e; --focus:#6684b5; }
.external-instructions { padding-left:22px; color:var(--muted); font-size:13px; line-height:1.8; }
.external-instructions li { margin:8px 0; }
.external-instructions code { display:block; padding:10px; border:1px solid var(--line); border-radius:8px; color:var(--ink); background:#f5f8fc; overflow-wrap:anywhere; user-select:all; }
.external-check { padding:10px 14px; border:1px solid var(--line); border-radius:9px; display:flex; align-items:center; justify-content:space-between; }
.external-check strong { font-size:26px; letter-spacing:5px; color:var(--ink); }
* { box-sizing:border-box; }
[hidden] { display:none !important; }
body { margin:0; min-height:100vh; min-height:100svh; display:flex; align-items:center; justify-content:center; padding:48px 28px 24px; font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei",sans-serif; -webkit-font-smoothing:antialiased; background:radial-gradient(ellipse at 12% 18%,#e9edf2 0,transparent 55%),#f3f6fb; color:var(--ink); }
.auth-layout { width:min(100%,1040px); min-width:0; }
.auth-frame { display:grid; grid-template-columns:minmax(0,.92fr) minmax(0,1.08fr); overflow:hidden; border:1px solid #e0e4e9; border-radius:24px; background:#fff; box-shadow:0 24px 80px -32px #2637503b,0 2px 8px #26375004; }
.auth-brand { position:relative; isolation:isolate; display:flex; flex-direction:column; min-width:0; overflow:hidden; padding:42px 40px 32px; color:#fff; background:linear-gradient(145deg,#24364f,#344d6a); }
.auth-brand-home { display:flex; align-items:center; gap:13px; color:#fff; width:fit-content; }
.auth-brand-mark { display:grid; place-items:center; flex:0 0 auto; width:44px; height:44px; border:1px solid #aebfce70; border-radius:13px; background:#ffffff08; }
.auth-brand-mark img { display:block; width:34px; height:34px; object-fit:contain; filter:brightness(0) invert(1); opacity:.93; }
.auth-brand-home strong { display:block; font-size:20px; letter-spacing:4px; line-height:1.4; }
.auth-brand-name { display:block; margin-top:5px; color:#c1cfdd; font-size:10px; letter-spacing:1.3px; font-weight:400; }
.auth-brand-story { position:relative; margin:auto 0; padding:72px 0 68px; z-index:1; }
.auth-eyebrow { font-size:12px; letter-spacing:3px; color:#c1cfdd; }
.auth-brand h2 { font-size:clamp(27px,3vw,36px); font-weight:500; line-height:1.65; letter-spacing:1px; margin:20px 0 18px; }
.auth-brand-story p { color:#c1cfdd; font-size:14px; line-height:1.9; margin:0; }
.auth-brand-flow { display:flex; align-items:center; gap:12px; margin-top:32px; color:#d8e2ec; font-size:12px; letter-spacing:1px; }
.auth-brand-flow i { width:32px; height:1px; background:#a3b8cc66; }
.auth-brand-caption { font-size:11px; color:#b7c8d8; position:relative; z-index:1; }
.auth-weave { position:absolute; z-index:-1; width:380px; height:470px; right:-210px; bottom:-165px; transform:rotate(32deg); border:1px solid #c4d5e320; border-radius:120px; background:repeating-linear-gradient(0deg,transparent 0 17px,#c4d5e318 17px 18px),repeating-linear-gradient(90deg,transparent 0 17px,#c4d5e318 17px 18px); }
.auth-content { display:flex; flex-direction:column; justify-content:center; min-width:0; padding:44px 52px 26px; }
.auth-card { width:100%; max-width:400px; margin:auto; min-width:0; }
.auth-heading { margin-bottom:25px; }
h1 { font-size:28px; font-weight:650; line-height:1.4; letter-spacing:-.6px; margin:0 0 9px; overflow-wrap:anywhere; }
p { color:var(--muted); line-height:1.75; font-size:14px; margin:10px 0; overflow-wrap:anywhere; }
.auth-kicker { color:#718198; font-size:10px; letter-spacing:2.2px; margin-bottom:10px; font-weight:650; }
.auth-description { margin:0; font-size:13px; }
a { color:var(--blue); text-decoration:none; font-weight:550; }
a:hover { text-decoration:underline; text-underline-offset:4px; }
button,input,select { font:inherit; }
button,.auth-button { cursor:pointer; touch-action:manipulation; }
button,.auth-button,input,select { min-height:46px; max-width:100%; border-radius:9px; }
button,.auth-button { display:inline-flex; align-items:center; justify-content:center; gap:10px; border:1px solid transparent; padding:12px 16px; background:var(--blue); color:#fff; font-size:14px; line-height:1.4; font-weight:600; text-decoration:none; transition:background .15s,border-color .15s; }
button:hover,.auth-button:hover { background:#354d77; text-decoration:none; }
button:disabled { opacity:.6; cursor:wait; }
:is(a,button,input,select):focus-visible { outline:3px solid #7194c785; outline-offset:3px; }
input,select { width:100%; min-width:0; border:1px solid #d7dee8; padding:12px 14px; color:var(--ink); background:#fff; font-size:15px; line-height:1.35; transition:border-color .15s,box-shadow .15s; }
input:hover { border-color:#b4c1d3; }
input:focus { border-color:var(--focus); box-shadow:0 0 0 3px #6684b514; }
input::placeholder { color:#909bad; font-size:13px; }
label { display:grid; gap:8px; color:#46546a; font-size:13px; font-weight:550; min-width:0; }
form { display:grid; gap:17px; margin:0; }
form > button[type="submit"] { width:100%; margin-top:4px; }
.auth-feishu { width:100%; color:#36527e; border-color:#cfdbea; background:#f3f7fd; }
.auth-feishu:hover { color:#29446e; background:#eaf1fb; border-color:#b1c5e2; }
.auth-feishu svg { width:22px; height:22px; flex:0 0 auto; }
.auth-feishu-note { text-align:center; font-size:11px; margin:8px 0 0; color:#758399; }
.auth-divider { display:flex; align-items:center; gap:14px; color:#8390a1; font-size:11px; margin:23px 0; }
.auth-divider::before,.auth-divider::after { content:""; height:1px; background:#e8ecf2; flex:1; }
.auth-tabs { display:grid; grid-template-columns:repeat(2,minmax(0,1fr)); gap:4px; background:#f1f4f8; border:1px solid #e8edf3; padding:4px; border-radius:10px; margin:0 0 22px; }
.auth-tab { background:transparent; color:var(--muted); min-height:38px; padding:8px; border-radius:7px; font-size:13px; }
.auth-tab:hover { background:#e8edf4; }
.auth-tab.is-active { color:#324c77; background:#fff; box-shadow:0 1px 5px #2a3e6114; }
.auth-form-heading { display:flex; justify-content:space-between; align-items:center; font-size:13px; margin-bottom:18px; font-weight:600; }
.auth-links { display:flex; flex-wrap:wrap; justify-content:space-between; gap:8px 14px; margin-top:21px; font-size:12px; }
.auth-links p { font-size:inherit; margin:0; }
.auth-links a { font-size:12px; }
.auth-security { display:flex; justify-content:center; align-items:center; gap:6px; margin:34px 0 0; color:#8791a1; font-size:11px; }
.auth-security svg { width:14px; height:14px; }
.auth-message { margin:0 0 20px; padding:11px 13px; border:1px solid #dde6f2; border-radius:9px; color:#536981; background:#f5f8fc; font-size:13px; }
.auth-message.is-error { color:#a53336; border-color:#efd4d5; background:#fcf3f3; }
.auth-message.is-success { color:#2b7056; border-color:#cfe6db; background:#f1f8f4; }
.hint { font-size:12px; }
.sms-code-row { display:grid; grid-template-columns:minmax(0,1fr) 118px; align-items:end; gap:10px; }
button.secondary { border-color:var(--line); color:#476082; background:#f6f8fb; font-size:12px; padding:12px 8px; }
button.secondary:hover { background:#ecf1f8; }
.sms-status { font-size:12px; margin:-8px 0 0; }
.sms-status:empty { display:none; }
.sms-status.error { color:#a53336; }
.sms-status.success { color:#2b7056; }
.auth-steps { display:flex; align-items:center; gap:8px; margin:0 0 23px; color:#69778c; font-size:11px; }
.auth-steps span { display:flex; align-items:center; gap:6px; }
.auth-steps b { width:20px; height:20px; border-radius:50%; display:grid; place-items:center; background:#eef2f8; color:var(--blue); font-size:10px; }
.auth-steps .is-done { color:#398067; }
.auth-steps .is-done b { color:#398067; background:#eaf5ef; }
.auth-steps i { flex:1; height:1px; background:var(--line); }
.auth-result-mark { width:48px; height:48px; display:grid; place-items:center; background:#edf3fb; color:#4e6b96; border-radius:15px; font-size:23px; margin-bottom:20px; }
.auth-result-mark.is-success { color:#39765e; background:#edf7f0; }
.auth-result-actions { display:grid; gap:13px; margin-top:25px; text-align:center; }
.auth-result-actions > a:not(.auth-button) { font-size:13px; }
.site-footer { display:flex; flex-wrap:wrap; justify-content:center; align-items:center; gap:6px 16px; margin:23px 0 0; color:#747d8b; font-size:10px; line-height:1.8; text-align:center; }
.site-footer a { color:inherit; font-weight:400; }
.site-footer-police { display:inline-flex; align-items:center; gap:4px; }
.site-footer-police img { width:12px; height:13px; object-fit:contain; opacity:.7; }
table { width:100%; border-collapse:collapse; font-size:13px; }
th,td { padding:10px 8px; border-bottom:1px solid var(--line); text-align:left; }
@media (max-width:900px) {
  .auth-content { padding:36px 30px 24px; }
  .auth-brand { padding:36px 28px 28px; }
}
@media (max-width:700px) {
  body { padding:20px 16px; align-items:flex-start; }
  .auth-layout { max-width:460px; margin:auto; }
  .auth-frame { grid-template-columns:minmax(0,1fr); border-radius:20px; }
  .auth-brand { padding:20px 25px; }
  .auth-brand-story,.auth-brand-caption,.auth-weave { display:none; }
  .auth-brand-mark { width:38px; height:38px; border-radius:11px; }
  .auth-brand-mark img { width:30px; height:30px; }
  .auth-brand-home strong { font-size:18px; }
  .auth-brand-name { font-size:9px; margin-top:3px; }
  .auth-content { padding:28px 25px 21px; }
  h1 { font-size:25px; }
  .auth-heading { margin-bottom:23px; }
  input,select { font-size:16px; }
  button,.auth-button { min-height:46px; }
  .auth-tab { min-height:40px; }
  .auth-security { margin-top:26px; }
  .site-footer { margin-top:17px; gap:3px 12px; }
  .site-footer > span:first-child { flex-basis:100%; }
}
@media (max-width:360px) {
  body { padding:12px 10px; }
  .auth-brand { padding:18px 20px; }
  .auth-content { padding:25px 20px 20px; }
  .sms-code-row { grid-template-columns:minmax(0,1fr) 104px; gap:7px; }
}
@media (min-width:701px) and (max-height:800px) {
  body { padding:24px; }
  .auth-content { padding:30px 44px 20px; }
  .auth-kicker { display:none; }
  .auth-heading { margin-bottom:18px; }
  .auth-divider { margin:16px 0; }
  .auth-tabs { margin-bottom:16px; }
  form { gap:14px; }
  .auth-links { margin-top:16px; }
  .auth-security { margin-top:22px; }
  .site-footer { margin-top:16px; }
}
@media (prefers-reduced-motion:reduce) { *,*::before,*::after { transition:none !important; } }