/*登录注册页左右分栏*/

/*整屏铺满不受主容器宽度限制*/
.auth-shell {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
  min-height: 100vh;
  min-height: 100dvh;
  background: transparent;
}

/*左侧品牌区用主色实底承载站点信息不做装饰堆叠*/
.auth-brand {
  display: flex;
  align-items: center;
  padding: 48px;
  background:
    radial-gradient(58% 58% at 18% 22%, rgba(255,46,110,.5) 0%, rgba(255,46,110,0) 62%),
    radial-gradient(52% 56% at 86% 82%, rgba(79,168,255,.4) 0%, rgba(79,168,255,0) 66%),
    linear-gradient(150deg, #4C3FD6 0%, #5B4FE9 55%, #7C5CFF 100%);
  color: #fff;
}
.auth-brand__inner {
  width: 100%;
  max-width: 440px;
  margin-inline: auto;
  padding-block: 48px;
}
.auth-brand__logo {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 48px;
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  text-decoration: none;
}
.auth-brand__logo:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 4px;
}
.auth-brand__title {
  margin: 0 0 16px;
  font-size: 32px;
  font-weight: 600;
  line-height: 1.3;
  letter-spacing: -.5px;
}
.auth-brand__lead {
  margin: 0 0 32px;
  max-width: 30em;
  color: rgba(255, 255, 255, .9);
  font-size: 14px;
  line-height: 1.8;
}

/*三项并列数据用竖线编码并列关系*/
.auth-stats {
  display: flex;
}
.auth-stat {
  min-width: 0;
}
.auth-stat + .auth-stat {
  padding-inline-start: 24px;
  border-inline-start: 1px solid rgba(255, 255, 255, .3);
  margin-inline-start: 24px;
}
.auth-stat strong {
  display: block;
  font-size: 24px;
  font-weight: 600;
  line-height: 1.2;
  font-variant-numeric: tabular-nums;
}
.auth-stat span {
  display: block;
  margin-top: 4px;
  color: rgba(255, 255, 255, .9);
  font-size: 12px;
}

/*右侧表单面板靠自动外边距居中避免内容超高时顶部被裁掉*/
.auth-panel {
  display: flex;
  justify-content: center;
  padding: 48px;
  overflow-y: auto;
  background: var(--glass-bg-strong);
  -webkit-backdrop-filter: blur(var(--glass-blur));
  backdrop-filter: blur(var(--glass-blur));
}
.auth-card {
  display: flex;
  flex-direction: column;
  gap: 16px;
  width: 100%;
  max-width: 360px;
  margin-block: auto;
}
.auth-intro {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.auth-heading {
  margin: 0;
  color: var(--color-text);
  font-size: 24px;
  font-weight: 600;
  line-height: 1.3;
}
.auth-sub {
  margin: 0;
  color: var(--color-text-2);
  font-size: 14px;
  line-height: 1.6;
}

/*登录方式切换用文字加底部指示条不占用额外色块*/
.auth-tabs {
  display: flex;
  gap: 24px;
  border-bottom: 1px solid var(--color-line);
}
.auth-tab {
  position: relative;
  min-height: 44px;
  padding: 0 0 12px;
  border: none;
  background: transparent;
  color: var(--color-text-2);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: color var(--dur-fast) var(--ease-out);
}
.auth-tab::after {
  content: "";
  position: absolute;
  inset-inline: 0;
  bottom: -1px;
  height: 2px;
  background: var(--color-primary);
  transform: scaleX(0);
  transform-origin: center;
  transition: transform var(--dur-base) var(--ease-spring);
}
.auth-tab:hover {
  color: var(--color-text);
}
.auth-tab.is-active {
  color: var(--color-text);
  font-weight: 600;
}
.auth-tab.is-active::after {
  transform: scaleX(1);
}
.auth-tab:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/*输入框*/
.auth-field {
  position: relative;
}
.auth-field--code .jl-input {
  padding-inline-end: 112px;
}

/*切换登录方式时新出现的字段淡入只在切换时触发*/
.auth-enter {
  animation: authFieldIn var(--dur-base) var(--ease-out) both;
}

.auth-code-btn {
  position: absolute;
  inset-block-start: 50%;
  inset-inline-end: 8px;
  min-height: 40px;
  padding: 4px 8px;
  transform: translateY(-50%);
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-primary);
  font-size: 14px;
  font-weight: 500;
  white-space: nowrap;
  cursor: pointer;
  transition: color var(--dur-fast) var(--ease-out);
}
.auth-code-btn:hover {
  color: var(--color-primary-deep);
}
.auth-code-btn:disabled {
  color: var(--color-text-3);
  cursor: default;
}
.auth-code-btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 0;
}

/*协议勾选放在提交按钮之前避免先点按钮再被拦*/
.auth-agree {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  color: var(--color-text-2);
  font-size: 12px;
  line-height: 1.6;
  cursor: pointer;
}
.auth-agree a {
  color: var(--color-primary);
  text-decoration: none;
}
.auth-agree a:hover {
  text-decoration: underline;
}
.auth-agree a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.auth-btn {
  width: 100%;
  height: 48px;
  padding: 0 16px;
  border: none;
  border-radius: 999px;
  background: var(--color-primary);
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: background-color var(--dur-fast) var(--ease-out),
              transform var(--dur-fast) var(--ease-out),
              box-shadow var(--dur-fast) var(--ease-out);
}
.auth-btn:hover {
  background: var(--color-primary-deep);
  transform: translateY(-1px);
  box-shadow: var(--shadow-hover);
}
.auth-btn:active {
  transform: translateY(0) scale(.97);
  box-shadow: none;
}
.auth-btn:disabled {
  opacity: .5;
  cursor: not-allowed;
}
.auth-btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

.auth-msg {
  margin: 0;
  color: var(--color-danger);
  font-size: 12px;
  line-height: 1.6;
}
.auth-msg:empty {
  display: none;
}
.auth-msg:not(:empty) {
  animation: authMsgIn var(--dur-base) var(--ease-out) both;
}

.auth-back {
  margin: 0;
  text-align: center;
}
.auth-back a {
  display: inline-block;
  min-height: 44px;
  padding: 12px;
  color: var(--color-text-2);
  font-size: 12px;
  text-decoration: none;
}
.auth-back a:hover {
  color: var(--color-primary);
}
.auth-back a:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/*点选验证码面板*/
.auth-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  justify-content: center;
  padding: 16px;
  overflow-y: auto;
  overscroll-behavior: contain;
  scroll-padding-block: 16px;
}
.auth-modal[hidden] {
  display: none;
}
.auth-modal__mask {
  position: fixed;
  inset: 0;
  background: rgba(26, 26, 46, .5);
  animation: authFade var(--dur-fast) var(--ease-out) both;
}
.auth-modal__dialog {
  position: relative;
  width: 100%;
  max-width: 400px;
  margin-block: auto;
  padding: 24px;
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
  animation: authPop var(--dur-base) var(--ease-spring) both;
}
.auth-modal__close {
  position: absolute;
  inset-block-start: 8px;
  inset-inline-end: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-text-2);
  cursor: pointer;
  transition: background-color var(--dur-fast) var(--ease-out),
              color var(--dur-fast) var(--ease-out);
}
.auth-modal__close:hover {
  background: var(--color-bg);
  color: var(--color-text);
}
.auth-modal__close:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 0;
}
.auth-modal__title {
  margin: 0 0 4px;
  color: var(--color-text);
  font-size: 18px;
  font-weight: 600;
  line-height: 1.3;
}
.auth-modal__sub {
  margin: 0 0 16px;
  color: var(--color-text-2);
  font-size: 12px;
  line-height: 1.6;
}

.auth-modal__stage {
  position: relative;
  overflow: hidden;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-sm);
  background: var(--color-bg);
}
.auth-captcha-img {
  display: block;
  width: 100%;
  height: auto;
  cursor: crosshair;
  user-select: none;
  -webkit-user-select: none;
}
.auth-captcha-img:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: -2px;
}
.auth-captcha-layer {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

/*已点击位置的序号标记*/
.auth-dot {
  position: absolute;
  width: 24px;
  height: 24px;
  margin: -12px 0 0 -12px;
  border: 2px solid #fff;
  border-radius: 999px;
  background: var(--color-primary);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  line-height: 20px;
  text-align: center;
  pointer-events: none;
  animation: authDotIn var(--dur-fast) var(--ease-out) both;
}
.auth-dot::after {
  content: "";
  position: absolute;
  inset: -2px;
  border: 2px solid var(--color-primary);
  border-radius: 999px;
  animation: authRipple var(--dur-slow) var(--ease-out) both;
  pointer-events: none;
}

/*键盘准星用空心圆与已选序号区分*/
.auth-dot--cursor {
  background: transparent;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 2px #fff;
  animation: none;
}
.auth-dot--cursor::after {
  animation: none;
  opacity: 0;
}

.auth-captcha-tip {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 12px;
  color: var(--color-text-2);
  font-size: 12px;
}
.auth-captcha-tip strong {
  flex: 1;
  min-width: 0;
  color: var(--color-primary);
  font-size: 15px;
  letter-spacing: 4px;
  word-break: break-word;
}
.auth-link {
  min-height: 32px;
  padding: 4px 8px;
  margin-inline-end: -8px;
  border: none;
  border-radius: var(--radius-sm);
  background: transparent;
  color: var(--color-primary);
  font-size: 12px;
  cursor: pointer;
}
.auth-link:hover {
  color: var(--color-primary-deep);
  text-decoration: underline;
}
.auth-link:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 0;
}

.auth-captcha-progress {
  min-height: 16px;
  margin: 4px 0 0;
  color: var(--color-text-2);
  font-size: 12px;
  line-height: 1.6;
}
.auth-captcha-msg {
  min-height: 18px;
  margin: 4px 0 0;
  color: var(--color-danger);
  font-size: 12px;
  line-height: 1.6;
}
.auth-captcha-msg:empty {
  display: none;
}
.auth-captcha-msg:not(:empty) {
  animation: authMsgIn var(--dur-base) var(--ease-out) both;
}

.auth-modal__foot {
  display: flex;
  gap: 12px;
  margin-top: 16px;
}
.auth-modal__btn {
  flex: 1;
  height: 48px;
  padding: 0 16px;
  border: 1px solid var(--color-line);
  border-radius: 999px;
  background: var(--color-surface);
  color: var(--color-text);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: background-color var(--dur-fast) var(--ease-out),
              border-color var(--dur-fast) var(--ease-out);
}
.auth-modal__btn:hover {
  background: var(--color-bg);
}
.auth-modal__btn:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}
.auth-modal__btn--primary {
  flex: 1.4;
  border-color: transparent;
  background: var(--color-primary);
  color: #fff;
  font-weight: 600;
}
.auth-modal__btn--primary:hover {
  background: var(--color-primary-deep);
}

/*入场编排左栏内容依次从模糊中聚焦右栏整体随后落位*/
.auth-brand__logo {
  animation: authFocusIn var(--dur-slow) var(--ease-out) backwards;
}
.auth-brand__title {
  animation: authFocusIn var(--dur-slow) var(--ease-out) 90ms backwards;
}
.auth-brand__lead {
  animation: authFocusIn var(--dur-slow) var(--ease-out) 180ms backwards;
}
.auth-stats {
  animation: authFocusIn var(--dur-slow) var(--ease-out) 270ms backwards;
}
.auth-card {
  animation: authFocusIn var(--dur-page) var(--ease-out) 180ms backwards;
}

/*弹窗内容依次落位让验证过程有节奏*/
.auth-modal__title,
.auth-modal__sub {
  animation: authFieldIn var(--dur-base) var(--ease-out) 40ms backwards;
}
.auth-modal__stage,
.auth-captcha-tip {
  animation: authFieldIn var(--dur-base) var(--ease-out) 90ms backwards;
}
.auth-modal__foot {
  animation: authFieldIn var(--dur-base) var(--ease-out) 140ms backwards;
}

/*深色主题下换用更深的主色保证白字对比度*/
[data-theme="dark"] .auth-brand {
  background: var(--color-primary-deep);
}
[data-theme="dark"] .auth-btn,
[data-theme="dark"] .auth-modal__btn--primary {
  background: var(--color-primary-deep);
}
[data-theme="dark"] .auth-btn:hover,
[data-theme="dark"] .auth-modal__btn--primary:hover {
  background: var(--color-primary-deep);
  box-shadow: var(--shadow-card);
}
[data-theme="dark"] .jl-input {
  background: var(--color-bg);
}
[data-theme="dark"] .jl-input:autofill {
  box-shadow: 0 0 0 1000px var(--color-bg) inset;
}
[data-theme="dark"] .jl-input:-webkit-autofill,
[data-theme="dark"] .jl-input:-webkit-autofill:hover,
[data-theme="dark"] .jl-input:-webkit-autofill:focus {
  -webkit-box-shadow: 0 0 0 1000px var(--color-bg) inset;
}
[data-theme="dark"] .auth-modal__stage {
  background: var(--color-bg);
}
[data-theme="dark"] .auth-modal__close:hover {
  background: var(--color-bg);
}
[data-theme="dark"] .auth-modal__btn {
  background: var(--color-bg);
}
[data-theme="dark"] .auth-modal__btn:hover {
  background: var(--color-line);
}

/*弹窗出场与点选标记只用回应动作的动效*/
@keyframes authFade {
  from { opacity: 0; }
  to { opacity: 1; }
}
@keyframes authPop {
  from {
    opacity: 0;
    transform: translateY(8px) scale(.98);
  }
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}
@keyframes authDotIn {
  from {
    opacity: 0;
    transform: scale(.4);
  }
  to {
    opacity: 1;
    transform: scale(1);
  }
}
@keyframes authFieldIn {
  from {
    opacity: 0;
    transform: translateY(4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@keyframes authFocusIn {
  from {
    opacity: 0;
    filter: blur(6px);
    transform: translateY(8px);
  }
  to {
    opacity: 1;
    filter: blur(0);
    transform: translateY(0);
  }
}
@keyframes authMsgIn {
  0% {
    opacity: 0;
    transform: translateY(-4px);
  }
  55% {
    opacity: 1;
    transform: translateX(2px);
  }
  100% {
    opacity: 1;
    transform: translateX(0);
  }
}
@keyframes authRipple {
  from {
    opacity: .6;
    transform: scale(1);
  }
  to {
    opacity: 0;
    transform: scale(2.2);
  }
}

/*旧浏览器不支持焦点可见伪类时退回普通焦点样式*/
@supports not selector(:focus-visible) {
  .auth-tab:focus,
  .jl-input:focus,
  .auth-code-btn:focus,
  .auth-agree input:focus,
  .auth-agree a:focus,
  .auth-btn:focus,
  .auth-back a:focus,
  .auth-modal__close:focus,
  .auth-modal__btn:focus,
  .auth-link:focus {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
  }
  .auth-brand__logo:focus {
    outline: 2px solid #fff;
    outline-offset: 4px;
  }
}

/*旧浏览器不支持弹性间距时用外边距兜底*/
@supports not (gap: 1px) {
  .auth-card > * + * {
    margin-top: 16px;
  }
  .auth-intro > * + * {
    margin-top: 8px;
  }
  .auth-tabs > * + * {
    margin-inline-start: 24px;
  }
  .auth-agree > * + * {
    margin-inline-start: 8px;
  }
  .auth-captcha-tip > * + * {
    margin-inline-start: 8px;
  }
  .auth-modal__foot > * + * {
    margin-inline-start: 12px;
  }
}

/*中等宽度收窄留白让分栏继续成立*/
@media (max-width: 1180px) {
  .auth-brand {
    padding: 32px;
  }
  .auth-brand__inner {
    max-width: 360px;
  }
  .auth-panel {
    padding: 32px;
  }
}

/*输入框字号小于十六像素时苹果手机会自动放大整个页面*/
@media (max-width: 900px) {
  .jl-input {
    font-size: 16px;
  }
}

/*窄屏保留精简标识条避免只剩光秃表单*/
@media (max-width: 780px) {
  .auth-shell {
    grid-template-columns: 1fr;
    grid-template-rows: auto 1fr;
  }
  .auth-brand {
    padding: 16px 24px;
  }
  .auth-brand__inner {
    max-width: none;
    margin-inline: 0;
    padding-block: 0;
  }
  .auth-brand__logo {
    margin-bottom: 0;
  }
  .auth-brand__title,
  .auth-brand__lead,
  .auth-stats {
    display: none;
  }
  .auth-panel {
    padding: 32px 24px;
  }
}

@media (max-width: 480px) {
  .auth-panel {
    padding: 24px 16px;
  }
  .auth-modal {
    padding: 8px;
  }
  .auth-modal__dialog {
    padding: 20px 16px;
  }
}

/*系统偏好减少动态效果时全部静态呈现*/
@media (prefers-reduced-motion: reduce) {
  .auth-shell,
  .auth-shell *,
  .auth-shell *::before,
  .auth-shell *::after,
  .auth-modal,
  .auth-modal *,
  .auth-modal *::before,
  .auth-modal *::after {
    animation: none !important;
    transition: none !important;
  }
}

/*关于与协议列表与正文*/
.ag-bar {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 56px;
  padding: 0 24px;
  background: #fff;
  border-bottom: 1px solid #EFEDF6;
}

.ag-back {
  position: absolute;
  left: 24px;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  color: var(--color-text, #2B2B3C);
  font-size: 14px;
}

.ag-back:hover {
  color: var(--color-primary);
}

.ag-bar__title {
  color: var(--color-text, #1A1A2E);
  font-size: 16px;
  font-weight: 500;
}

.ag-wrap {
  max-width: 840px;
  margin: 0 auto 64px;
  padding: 0 20px;
}

.ag-title {
  margin: 44px 0 26px;
  font-size: 30px;
  color: var(--color-text, #1A1A2E);
}

.ag-card {
  border-radius: 20px;
  background: #fff;
  box-shadow: var(--shadow-card);
  overflow: hidden;
}

.ag-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  min-height: 72px;
  padding: 0 28px;
  color: var(--color-text, #2B2B3C);
  font-size: 16px;
  border-bottom: 1px solid #F4F2FA;
  transition: background .2s, color .2s;
}

.ag-row:last-child {
  border-bottom: 0;
}

.ag-row svg {
  flex: none;
  color: #A8A5BC;
  transition: transform .2s, color .2s;
}

a.ag-row:hover {
  background: #FAF9FF;
  color: var(--color-primary);
}

a.ag-row:hover svg {
  color: var(--color-primary);
  transform: translateX(3px);
}

.ag-row--static {
  color: var(--color-text, #2B2B3C);
}

.ag-version {
  color: #A8A5BC;
  font-size: 14px;
}

.doc-wrap {
  max-width: 840px;
  margin: 32px auto 64px;
  padding: 40px 44px 48px;
  border-radius: 20px;
  background: #fff;
  box-shadow: var(--shadow-card);
}

.doc-wrap h1 {
  margin: 0 0 10px;
  font-size: 28px;
  color: var(--color-text, #1A1A2E);
}

.doc-note {
  margin: 0 0 26px;
  padding-bottom: 18px;
  border-bottom: 1px solid #F1EFF8;
  color: #A8A5BC;
  font-size: 13px;
}

.doc-body {
  color: #4B4A5E;
  font-size: 15px;
  line-height: 1.95;
}

.doc-body h2 {
  margin: 28px 0 10px;
  color: var(--color-text, #1A1A2E);
  font-size: 18px;
}

.doc-body h2:first-child {
  margin-top: 0;
}

.doc-body p {
  margin: 0 0 12px;
}

@media (max-width: 640px) {
  .ag-bar {
    padding: 0 16px;
  }

  .ag-back {
    left: 16px;
  }

  .ag-wrap {
    padding: 0 16px;
  }

  .ag-title {
    margin: 28px 0 18px;
    font-size: 24px;
  }

  .ag-row {
    min-height: 62px;
    padding: 0 20px;
    font-size: 15px;
  }

  .doc-wrap {
    margin: 20px 16px 48px;
    padding: 26px 22px 32px;
  }

  .doc-wrap h1 {
    font-size: 23px;
  }
}