/* Auth balanced: 适度留白 + 清晰层次（登录/注册） */
.auth-page.auth-page--login {
  background:
    radial-gradient(1100px 500px at 50% -16%, color-mix(in srgb, var(--primary) 24%, transparent), transparent 60%),
    color-mix(in srgb, var(--primary) 88%, #10b7bd);
  min-height: 100vh;
}

.auth-page.auth-page--login::before,
.auth-page.auth-page--login::after {
  background: transparent;
}

.auth-page.auth-page--login .auth-pro-shell {
  align-items: center;
  padding: 20px 24px;
}

.auth-page.auth-page--login .auth-pro-card {
  width: min(780px, calc(100vw - 40px));
  min-height: 0;
  display: grid;
  grid-template-columns: 220px minmax(0, 1fr);
  align-items: stretch;
  border-radius: 18px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  background: color-mix(in srgb, var(--surface) 97%, #f8fcfd);
  overflow: hidden;
  box-shadow:
    0 0 0 1px rgba(255, 255, 255, 0.55) inset,
    0 24px 56px -30px rgba(7, 20, 28, 0.36);
}

.auth-page.auth-page--login .auth-pro-card--register {
  width: min(760px, calc(100vw - 40px));
}

.auth-page.auth-page--login .auth-pro-side {
  padding: 22px 16px 20px;
  background:
    radial-gradient(ellipse 120% 80% at 0% 0%, color-mix(in srgb, var(--primary-light) 55%, transparent), transparent 55%),
    color-mix(in srgb, var(--primary-light) 36%, var(--surface));
  border-right: 1px solid color-mix(in srgb, var(--border) 74%, transparent);
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 16px;
}

/* 登录 / 注册：左右栏顶对齐，共用左侧四条 */
.auth-page.auth-page--login .auth-pro-card--login,
.auth-page.auth-page--login .auth-pro-card--register {
  align-items: stretch;
}

.auth-page.auth-page--login .auth-pro-card--login .auth-pro-side--auth,
.auth-page.auth-page--login .auth-pro-card--register .auth-pro-side--auth,
.auth-page.auth-page--login .auth-pro-card--login .auth-pro-main,
.auth-page.auth-page--login .auth-pro-card--register .auth-pro-main {
  justify-content: flex-start;
  align-items: stretch;
}

.auth-page.auth-page--login .auth-pro-card--login .auth-pro-side--auth,
.auth-page.auth-page--login .auth-pro-card--register .auth-pro-side--auth {
  padding: 24px 18px 20px;
  gap: 12px;
  justify-content: flex-start;
}

.auth-page.auth-page--login .auth-pro-card--login .auth-pro-side__head,
.auth-page.auth-page--login .auth-pro-card--register .auth-pro-side__head {
  margin: 0 0 14px;
  padding: 0;
  text-align: left;
}

.auth-page.auth-page--login .auth-pro-card--login .auth-pro-side__logo,
.auth-page.auth-page--login .auth-pro-card--register .auth-pro-side__logo {
  margin: 0;
}

.auth-page.auth-page--login .auth-pro-card--login .auth-pro-side__sub,
.auth-page.auth-page--login .auth-pro-card--register .auth-pro-side__sub {
  margin: 10px 0 0 4px;
  font-size: 0.8rem;
  line-height: 1.55;
  color: var(--text-tertiary);
}

.auth-page.auth-page--login .auth-pro-card--login .auth-pro-side__list,
.auth-page.auth-page--login .auth-pro-card--register .auth-pro-side__list {
  gap: 8px;
}

.auth-page.auth-page--login .auth-pro-card--login .auth-pro-side__list li,
.auth-page.auth-page--login .auth-pro-card--register .auth-pro-side__list li {
  padding: 9px 10px;
}

.auth-page.auth-page--login .auth-pro-card--login .auth-pro-side__list strong,
.auth-page.auth-page--login .auth-pro-card--register .auth-pro-side__list strong {
  font-size: 0.82rem;
}

.auth-page.auth-page--login .auth-pro-card--login .auth-pro-side__list p,
.auth-page.auth-page--login .auth-pro-card--register .auth-pro-side__list p {
  font-size: 0.72rem;
  line-height: 1.45;
}

.auth-page.auth-page--login .auth-pro-card--login .auth-pro-main {
  justify-content: flex-start;
  align-items: center;
}

.auth-page.auth-page--login .auth-pro-card--login .auth-pro-main__head {
  text-align: center;
  margin-top: 0;
}

.auth-page.auth-page--login .auth-pro-card--login .auth-pro-main__title {
  font-size: 1.42rem;
  line-height: 1.18;
  letter-spacing: -0.03em;
}

.auth-page.auth-page--login .auth-pro-card--login .auth-pro-main__sub {
  margin-top: 8px;
  font-size: 0.8rem;
  line-height: 1.55;
}

.auth-page.auth-page--login .auth-pro-side__brand {
  padding: 2px 4px 4px;
}

.auth-page.auth-page--login .auth-pro-side__logo {
  width: 40px;
  height: 40px;
  border-radius: 10px;
}

.auth-page.auth-page--login .auth-pro-side__brand-title {
  font-size: 1.02rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.auth-page.auth-page--login .auth-pro-side__brand-sub {
  font-size: 0.74rem;
  color: var(--text-secondary);
  margin-top: 3px;
}

.auth-page.auth-page--login .auth-pro-side__list {
  margin: 0;
  padding: 0;
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.auth-page.auth-page--login .auth-pro-side__list li {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  padding: 11px 12px;
  border-radius: 12px;
  border: 1px solid color-mix(in srgb, var(--border) 72%, transparent);
  background: color-mix(in srgb, var(--surface) 94%, var(--bg));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.7);
}

.auth-page.auth-page--login .auth-pro-side__icon {
  width: 24px;
  height: 24px;
  border-radius: 8px;
  border: 1px solid color-mix(in srgb, var(--primary) 24%, var(--border));
  background: color-mix(in srgb, var(--surface) 96%, var(--primary-light));
  color: var(--primary-active);
}

.auth-page.auth-page--login .auth-pro-side__icon svg {
  width: 13px;
  height: 13px;
}

.auth-page.auth-page--login .auth-pro-side__list strong {
  font-size: 0.84rem;
  font-weight: 720;
}

.auth-page.auth-page--login .auth-pro-side__list p {
  margin: 3px 0 0;
  font-size: 0.74rem;
  line-height: 1.5;
  color: var(--text-secondary);
}

.auth-page.auth-page--login .auth-pro-main {
  padding: 28px 40px 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.auth-page.auth-page--login .auth-pro-main__head,
.auth-page.auth-page--login .auth-pro-main .auth-form,
.auth-page.auth-page--login .auth-pro-main .auth-footer,
.auth-page.auth-page--login .auth-pro-main .auth-pro-extra {
  width: 100%;
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

.auth-page.auth-page--login .auth-pro-main__head {
  text-align: center;
  margin-bottom: 18px;
}

.auth-page.auth-page--login .auth-pro-main__title {
  margin: 0;
  font-size: clamp(1.48rem, 2vw, 1.62rem);
  line-height: 1.18;
  letter-spacing: -0.03em;
  font-weight: 820;
}

.auth-page.auth-page--login .auth-pro-main__sub {
  margin: 8px 0 0;
  font-size: 0.8rem;
  color: var(--text-tertiary);
  line-height: 1.55;
}

.auth-page.auth-page--login .auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.auth-page.auth-page--login .auth-fields {
  gap: 16px;
}

.auth-page.auth-page--login .auth-field .form-label {
  font-size: 0.76rem;
  font-weight: 680;
  color: var(--text-tertiary);
  margin-bottom: 6px;
}

.auth-page.auth-page--login .auth-input,
.auth-page.auth-page--login .form-select.auth-input {
  min-height: 42px;
  border-radius: 10px;
  font-size: 0.88rem;
  border-color: color-mix(in srgb, var(--border) 80%, #d5dee3);
  background: color-mix(in srgb, var(--surface) 98%, var(--bg));
}

.auth-page.auth-page--login .auth-field:focus-within .auth-input,
.auth-page.auth-page--login .auth-field:focus-within .form-select.auth-input {
  border-color: color-mix(in srgb, var(--primary) 46%, var(--border));
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--primary) 16%, transparent);
}

.auth-page.auth-page--login .auth-options {
  margin-top: 2px;
  padding-top: 2px;
}

.auth-page.auth-page--login .auth-check__label,
.auth-page.auth-page--login .auth-link-faint {
  font-size: 0.78rem;
}

.auth-page.auth-page--login .btn-auth-submit {
  min-height: 44px;
  margin-top: 2px;
  border-radius: 10px;
  font-size: 0.9rem;
  font-weight: 740;
  letter-spacing: 0.01em;
}

.auth-page.auth-page--login .auth-footer {
  margin-top: 14px;
}

.auth-page.auth-page--login .auth-footer__line {
  font-size: 0.84rem;
  text-align: center;
  color: var(--text-secondary);
}

.auth-page.auth-page--login .auth-pro-card--register .auth-pro-main {
  padding: 24px 32px 20px;
  justify-content: flex-start;
  align-items: center;
}

.auth-page.auth-page--login .auth-pro-card--register .auth-pro-main__head {
  text-align: center;
  margin-top: 0;
}

.auth-page.auth-page--login .auth-pro-card--register .auth-pro-main__head,
.auth-page.auth-page--login .auth-pro-card--register .auth-pro-main .auth-form,
.auth-page.auth-page--login .auth-pro-card--register .auth-pro-main .auth-footer,
.auth-page.auth-page--login .auth-pro-card--register .auth-pro-main .auth-pro-extra {
  max-width: 340px;
}

.auth-page.auth-page--login .auth-pro-card--register .auth-pro-main__head {
  margin-bottom: 14px;
}

.auth-page.auth-page--login .auth-pro-card--register .auth-pro-main__title {
  font-size: 1.42rem;
  line-height: 1.18;
  letter-spacing: -0.03em;
}

.auth-page.auth-page--login .auth-pro-card--register .auth-pro-main__sub {
  margin-top: 8px;
  font-size: 0.8rem;
  line-height: 1.55;
}

.auth-page.auth-page--login .auth-pro-card--register .auth-form--register {
  gap: 12px;
}

.auth-page.auth-page--login .auth-pro-card--register .auth-form--register .auth-fields {
  gap: 11px;
}

.auth-page.auth-page--login .auth-pro-card--register .auth-field .form-label {
  font-size: 0.74rem;
  margin-bottom: 5px;
}

.auth-page.auth-page--login .auth-pro-card--register .auth-input,
.auth-page.auth-page--login .auth-pro-card--register .form-select.auth-input {
  min-height: 36px;
  font-size: 0.86rem;
  border-radius: 9px;
}

.auth-page.auth-page--login .auth-pro-card--register .auth-code-row {
  grid-template-columns: minmax(0, 1fr) 100px;
  gap: 8px;
}

.auth-page.auth-page--login .auth-pro-card--register .auth-code-input {
  letter-spacing: 0.1em;
}

.auth-page.auth-page--login .auth-pro-card--register .auth-btn-send-code {
  min-height: 36px;
  padding: 0 10px;
  font-size: 0.78rem;
}

.auth-page.auth-page--login .auth-pro-card--register .auth-register-split {
  gap: 10px;
}

.auth-page.auth-page--login .auth-pro-card--register .auth-register-more__grid {
  gap: 10px;
}

.auth-page.auth-page--login .auth-pro-card--register .btn-auth-submit {
  min-height: 40px;
  margin-top: 0;
}

/* 右侧补充区：微信群、提示与轻动画 */
.auth-page.auth-page--login .auth-pro-main {
  position: relative;
  overflow: hidden;
}

.auth-page.auth-page--login .auth-pro-extra {
  position: relative;
  margin-top: 20px;
  padding-top: 4px;
  animation: authExtraIn 0.55s var(--ease-expo-out) 0.12s both;
}

.auth-page.auth-page--login .auth-pro-extra__deco {
  position: absolute;
  inset: -20px -30px auto auto;
  width: 180px;
  height: 140px;
  pointer-events: none;
  z-index: 0;
}

.auth-page.auth-page--login .auth-pro-extra__orb {
  position: absolute;
  border-radius: 50%;
  background: color-mix(in srgb, var(--primary) 22%, transparent);
  filter: blur(0.5px);
  animation: authOrbFloat 7s ease-in-out infinite;
}

.auth-page.auth-page--login .auth-pro-extra__orb--1 {
  width: 72px;
  height: 72px;
  top: 8px;
  right: 12px;
  opacity: 0.35;
}

.auth-page.auth-page--login .auth-pro-extra__orb--2 {
  width: 44px;
  height: 44px;
  top: 52px;
  right: 68px;
  opacity: 0.28;
  animation-delay: -2.2s;
}

.auth-page.auth-page--login .auth-pro-extra__orb--3 {
  width: 28px;
  height: 28px;
  top: 24px;
  right: 108px;
  opacity: 0.22;
  animation-delay: -4s;
}

.auth-page.auth-page--login .auth-pro-extra__spark {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: color-mix(in srgb, var(--primary) 70%, #fff);
  box-shadow: 0 0 10px color-mix(in srgb, var(--primary) 40%, transparent);
  animation: authSparkPulse 2.8s ease-in-out infinite;
}

.auth-page.auth-page--login .auth-pro-extra__spark--1 {
  top: 18px;
  right: 48px;
}

.auth-page.auth-page--login .auth-pro-extra__spark--2 {
  top: 78px;
  right: 24px;
  animation-delay: -1.4s;
}

.auth-page.auth-page--login .auth-pro-extra .wechat-group-block {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 11px 12px;
  border-radius: 12px;
  border: 1px solid color-mix(in srgb, var(--primary) 22%, var(--border));
  background: color-mix(in srgb, var(--primary-light) 38%, var(--surface));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.75);
}

.auth-page.auth-page--login .auth-pro-extra .wechat-group-block__icon {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 10px;
  color: var(--primary-active);
  background: color-mix(in srgb, var(--surface) 92%, var(--primary-light));
  border: 1px solid color-mix(in srgb, var(--primary) 18%, var(--border));
}

.auth-page.auth-page--login .auth-pro-extra .wechat-group-block__icon svg {
  width: 18px;
  height: 18px;
}

.auth-page.auth-page--login .auth-pro-extra .wechat-group-block__body {
  flex: 1;
  min-width: 0;
}

.auth-page.auth-page--login .auth-pro-extra .wechat-group-block__title {
  font-size: 0.8rem;
  font-weight: 720;
  color: var(--text);
  line-height: 1.3;
}

.auth-page.auth-page--login .auth-pro-extra .wechat-group-block__id-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  margin-top: 4px;
}

.auth-page.auth-page--login .auth-pro-extra .wechat-group-block__label {
  font-size: 0.68rem;
  color: var(--text-tertiary);
}

.auth-page.auth-page--login .auth-pro-extra .wechat-group-block__code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 0.06em;
  color: var(--primary-active);
  background: none;
  padding: 0;
}

.auth-page.auth-page--login .auth-pro-extra .wechat-group-block__copy {
  flex-shrink: 0;
}

@keyframes authExtraIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes authOrbFloat {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-6px, 8px) scale(1.06); }
}

@keyframes authSparkPulse {
  0%, 100% { opacity: 0.35; transform: scale(0.85); }
  50% { opacity: 1; transform: scale(1.15); }
}

@media (prefers-reduced-motion: reduce) {
  .auth-page.auth-page--login .auth-pro-extra,
  .auth-page.auth-page--login .auth-pro-extra__orb,
  .auth-page.auth-page--login .auth-pro-extra__spark {
    animation: none;
  }
}

@media (max-width: 900px) {
  .auth-page.auth-page--login .auth-pro-card,
  .auth-page.auth-page--login .auth-pro-card--register {
    grid-template-columns: 1fr;
    width: min(100%, calc(100vw - 24px));
  }

  .auth-page.auth-page--login .auth-pro-side {
    padding: 16px 18px;
    border-right: none;
    border-bottom: 1px solid color-mix(in srgb, var(--border) 72%, transparent);
    justify-content: flex-start;
  }

  .auth-page.auth-page--login .auth-pro-side__list {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 10px;
  }

  .auth-page.auth-page--login .auth-pro-side__list li {
    flex: 1 1 calc(50% - 5px);
    min-width: 148px;
  }

  .auth-page.auth-page--login .auth-pro-card--login .auth-pro-side--auth,
  .auth-page.auth-page--login .auth-pro-card--register .auth-pro-side--auth {
    padding: 18px 16px 14px;
  }

  .auth-page.auth-page--login .auth-pro-main {
    padding: 22px 24px 20px;
  }

  .auth-page.auth-page--login .auth-pro-main__head,
  .auth-page.auth-page--login .auth-pro-main .auth-form,
  .auth-page.auth-page--login .auth-pro-main .auth-footer,
  .auth-page.auth-page--login .auth-pro-main .auth-pro-extra {
    max-width: 100%;
  }

  .auth-page.auth-page--login .auth-pro-extra__deco {
    opacity: 0.5;
  }
}