.jc-auth-v2 {
  min-height: 100vh;
  padding: clamp(18px, 4vw, 56px);
  color: #173b39;
  background:
    radial-gradient(circle at 84% 16%, rgba(131, 190, 180, .18), transparent 25%),
    radial-gradient(circle at 8% 84%, rgba(218, 185, 118, .14), transparent 28%),
    #f5f3ec;
  font-family: "Noto Sans SC", "Microsoft YaHei", system-ui, sans-serif;
}

.jc-auth-v2::before { display: none; }

.jc-auth-v2 .auth-static-layout {
  width: min(1170px, 100%);
  grid-template-columns: minmax(0, 1.12fr) minmax(390px, .88fr);
  gap: clamp(18px, 2.4vw, 34px);
  align-items: stretch;
}

.jc-auth-v2 .auth-static-brand-panel {
  isolation: isolate;
  min-height: min(720px, calc(100vh - 112px));
  overflow: hidden;
  justify-content: space-between;
  padding: clamp(30px, 4vw, 56px);
  border: 1px solid rgba(33, 83, 79, .14);
  border-radius: 32px;
  background: linear-gradient(145deg, #e7f0e9 2%, #d7e8df 53%, #e7dfcb 100%);
}

.jc-auth-v2 .auth-static-brand-panel::after {
  content: "";
  position: absolute;
  inset: auto -25% -50% 25%;
  height: 80%;
  z-index: -1;
  border-radius: 50%;
  background: rgba(255, 255, 255, .29);
  filter: blur(8px);
}

.jc-auth-v2 .auth-static-logo {
  width: min(278px, 62%);
  margin: 0;
  position: relative;
  z-index: 2;
}

.jc-auth-v2 .auth-static-logo img { filter: none; }

.jc-auth-art {
  position: absolute;
  width: min(67%, 440px);
  aspect-ratio: 1;
  right: -10%;
  top: 13%;
  z-index: -1;
  border-radius: 50%;
  border: 1px solid rgba(30, 99, 88, .21);
  background: radial-gradient(circle at 50% 50%, rgba(248, 248, 231, .7) 0 8%, transparent 8.2%);
}

.jc-auth-art span {
  position: absolute;
  inset: 13%;
  border: 1px solid rgba(30, 99, 88, .25);
  border-radius: 50%;
}

.jc-auth-art span:nth-child(2) { inset: 27%; }
.jc-auth-art span:nth-child(3) { inset: 42%; background: #d6b56e; border: none; box-shadow: 0 0 0 12px rgba(214, 181, 110, .13); }

.jc-auth-editorial { position: relative; z-index: 1; max-width: 520px; margin: auto 0; }
.jc-auth-kicker { color: #376f61; font-size: 12px; font-weight: 800; letter-spacing: .25em; }
.jc-auth-editorial h2 { margin: 25px 0 20px; color: #173e38; font-size: clamp(48px, 5.2vw, 76px); font-weight: 850; line-height: 1.21; letter-spacing: -.045em; }
.jc-auth-editorial h2 em { color: #287569; font-style: normal; }
.jc-auth-editorial p { margin: 0; color: #54756d; font-size: 16px; line-height: 1.8; }
.jc-auth-brand-footer { display: flex; justify-content: space-between; gap: 15px; color: #5a8176; font-size: 11px; font-weight: 700; letter-spacing: .11em; }

.jc-auth-v2 .auth-tech-card {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: clamp(28px, 3.5vw, 52px);
  border: 1px solid #e5e8df;
  border-radius: 32px;
  background: #fffefa;
  box-shadow: 0 24px 70px rgba(43, 70, 54, .09);
}

.jc-auth-card-top { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin-bottom: 34px; color: #6c8b7d; font-size: 12px; font-weight: 800; letter-spacing: .06em; }
.jc-auth-card-top a { color: #287569; text-decoration: none; letter-spacing: 0; }
.jc-auth-card-top a:hover { text-decoration: underline; }

.jc-auth-v2 .auth-tech-tabs { gap: 24px; padding: 0; border: 0; border-bottom: 1px solid #e1e8df; border-radius: 0; background: transparent; }
.jc-auth-v2 .auth-tech-tabs button { min-height: 47px; padding: 0; border-radius: 0; color: #82948b; background: transparent; text-align: left; font-size: 14px; }
.jc-auth-v2 .auth-tech-tabs button:hover { color: #286a60; }
.jc-auth-v2 .auth-tech-tabs button.is-active { color: #175d53; background: transparent; box-shadow: inset 0 -3px #2e8b78; }
.jc-auth-v2 .auth-tech-heading { margin: 30px 0 26px; }
.jc-auth-v2 .auth-tech-heading h1 { color: #173e38; font-size: clamp(25px, 2.4vw, 32px); line-height: 1.3; }
.jc-auth-v2 .auth-tech-heading p { color: #71877d; font-size: 13px; }

.jc-auth-v2 .auth-login-mode-tabs { gap: 9px; padding: 5px; border: 1px solid #e5ece5; border-radius: 13px; background: #f3f7f2; }
.jc-auth-v2 .auth-login-mode-tabs button { min-height: 39px; color: #748a81; font-size: 13px; }
.jc-auth-v2 .auth-login-mode-tabs button:hover { color: #175d53; }
.jc-auth-v2 .auth-login-mode-tabs button.is-active { color: #175d53; background: #fffefa; box-shadow: 0 2px 9px rgba(45, 90, 73, .1); }

.jc-auth-v2 .auth-tech-form { margin-top: 20px; }
.jc-auth-v2 .auth-tech-form label { color: #35594f; font-size: 13px; font-weight: 700; }
.jc-auth-v2 .auth-tech-form input { min-height: 48px; border: 1px solid #dce7df; border-radius: 11px; color: #173e38; background: #fbfcf8; font-size: 14px; }
.jc-auth-v2 .auth-tech-form input::placeholder { color: #a0aea5; }
.jc-auth-v2 .auth-tech-form input:focus { border-color: #3e9c89; background: #fff; box-shadow: 0 0 0 3px rgba(62, 156, 137, .13); }
.jc-auth-v2 .auth-code-row { grid-template-columns: minmax(0, 1fr) 112px; }
.jc-auth-v2 .auth-code-row button,
.jc-auth-v2 .auth-helper-row button,
.jc-auth-v2 .auth-helper-row a { border: 1px solid #dce7df; border-radius: 10px; color: #237064; background: #f4f8f2; }
.jc-auth-v2 .auth-code-row button:hover,
.jc-auth-v2 .auth-helper-row button:hover,
.jc-auth-v2 .auth-helper-row a:hover { border-color: #8ab7a3; background: #ecf5eb; }
.jc-auth-v2 .auth-code-row button.is-counting { color: #82948b; background: #f3f5f0; }
.jc-auth-v2 .auth-tech-primary { min-height: 49px; margin-top: 9px; border: 0; border-radius: 11px; color: white; background: #17665a; box-shadow: 0 10px 20px rgba(28, 100, 84, .15); font-size: 14px; }
.jc-auth-v2 .auth-tech-primary:hover { border: 0; background: #0c5148; }
.jc-auth-v2 .auth-tech-form .auth-error { color: #9e3833; border-color: #f1cac3; background: #fff4ef; }
.jc-auth-v2 .auth-tech-form .auth-error.is-success { color: #17665a; border-color: #c9e8d1; background: #f0faf1; }
.jc-auth-v2 .auth-tech-form .auth-error button { color: #17665a; border-color: #b4d4c4; background: #fff; }

@media (max-width: 900px) {
  .jc-auth-v2 .auth-static-layout { grid-template-columns: 1fr; max-width: 660px; }
  .jc-auth-v2 .auth-static-brand-panel { min-height: 310px; padding: 30px 36px; }
  .jc-auth-v2 .auth-static-logo { width: 220px; }
  .jc-auth-editorial { margin: 20px 0; }
  .jc-auth-editorial h2 { margin: 12px 0; font-size: 39px; }
  .jc-auth-editorial p { font-size: 13px; }
  .jc-auth-art { width: 300px; right: -11%; top: 0; }
  .jc-auth-v2 .auth-tech-card { min-height: 470px; }
}

@media (max-width: 600px) {
  .jc-auth-v2 { display: block; padding: 12px; }
  .jc-auth-v2 .auth-static-layout { gap: 12px; }
  .jc-auth-v2 .auth-static-brand-panel { min-height: 220px; padding: 24px; border-radius: 22px; }
  .jc-auth-v2 .auth-static-logo { width: 180px; }
  .jc-auth-editorial h2 { font-size: 29px; }
  .jc-auth-editorial p, .jc-auth-brand-footer { display: none; }
  .jc-auth-art { width: 220px; right: -18%; top: 4%; opacity: .7; }
  .jc-auth-v2 .auth-tech-card { min-height: 0; padding: 26px 22px; border-radius: 22px; }
  .jc-auth-card-top { margin-bottom: 20px; }
  .jc-auth-v2 .auth-code-row { grid-template-columns: minmax(0, 1fr) 108px; }
}