/* ================================================================
   认证页 组件库 v3：毛玻璃 · 轻奢现代 · Glassmorphism
   适用于 login / reg / findpwd / connect 四个页面
   ================================================================ */

:root {
  --primary: #3b82f6;
  --primary-dark: #2563eb;
  --primary-light: rgba(59,130,246,.12);
  --primary-glow: rgba(59,130,246,.28);
  --glass: rgba(255,255,255,.62);
  --glass-2: rgba(255,255,255,.45);
  --glass-border: rgba(255,255,255,.55);
  --glass-inset: rgba(255,255,255,.50);
  --bg: #eef2ff;
  --text: #1a2332;
  --text-2: #5f6b7a;
  --text-3: #95a3b3;
  --border: rgba(228,232,238,.70);
  --radius: 12px;
  --radius-sm: 8px;
  --radius-lg: 24px;
  --shadow: 0 2px 8px rgba(0,0,0,.04);
  --shadow-lg: 0 12px 40px rgba(31,38,135,.10);
  --danger: #ef4444;
  --warn: #f59e0b;
  --success: #22c55e;
}

* { box-sizing: border-box; }

/* ===== 渐变背景 + 装饰光斑 ===== */
body {
  margin: 0;
  font-family: -apple-system,BlinkMacSystemFont,"Microsoft YaHei","PingFang SC",sans-serif;
  -webkit-font-smoothing: antialiased;
  color: var(--text);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 20px 16px 80px;
  background:
    radial-gradient(ellipse at 15% 20%, rgba(59,130,246,.18) 0%, transparent 50%),
    radial-gradient(ellipse at 85% 80%, rgba(139,92,246,.15) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(14,165,233,.08) 0%, transparent 60%),
    linear-gradient(135deg, #eef2ff 0%, #f0f4ff 30%, #e8f0fe 70%, #f5f0ff 100%);
  position: relative;
  overflow: auto;
}
html { height: 100%; }
/* ===== 隐藏滚动条（保留滚动能力），用于弹窗 iframe 内 ===== */
html::-webkit-scrollbar,
body::-webkit-scrollbar,
*::-webkit-scrollbar { width: 0; height: 0; background: transparent; }
html { scrollbar-width: none; -ms-overflow-style: none; }
body::before, body::after {
  content: '';
  position: fixed;
  border-radius: 50%;
  filter: blur(80px);
  z-index: 0;
  pointer-events: none;
}
body::before {
  width: 380px; height: 380px;
  background: radial-gradient(circle, rgba(59,130,246,.22), transparent 70%);
  top: -120px; left: -80px;
  animation: float1 18s ease-in-out infinite;
}
body::after {
  width: 320px; height: 320px;
  background: radial-gradient(circle, rgba(139,92,246,.18), transparent 70%);
  bottom: -100px; right: -60px;
  animation: float2 22s ease-in-out infinite;
}
@keyframes float1 {
  0%,100% { transform: translate(0,0) scale(1); }
  50% { transform: translate(60px,40px) scale(1.1); }
}
@keyframes float2 {
  0%,100% { transform: translate(0,0) scale(1); }
  50% { transform: translate(-50px,-30px) scale(1.15); }
}

a { text-decoration: none; color: var(--primary); }
br { display: none; }

/* ===== 底部导航（悬浮胶囊）——与首页 template/186/index.php 保持一致 ===== */
.dh{
  position: fixed;
  left: 50%;
  bottom: calc(8px + env(safe-area-inset-bottom, 0px));
  transform: translateX(-50%);
  display: flex;
  align-items: center;
  justify-content: space-around;
  width: calc(100% - 24px);
  max-width: 650px;
  height: 60px;
  padding: 0 6px;
  box-sizing: border-box;
  background: rgba(255,255,255,.96);
  -webkit-backdrop-filter: blur(16px);
  backdrop-filter: blur(16px);
  border: 1px solid rgba(23,90,180,.08);
  border-radius: 22px;
  box-shadow: 0 12px 34px -12px rgba(23,52,104,.32), 0 2px 10px rgba(23,52,104,.06);
  z-index: 10003;
  will-change: transform;
}
.dhs{
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1 1 0;
  min-width: 0;
  height: 100%;
  color: #9aa6b6;
  text-decoration: none !important;
  -webkit-tap-highlight-color: transparent;
  -webkit-touch-callout: none;
  transition: color .22s ease, background .22s ease;
}
.dhico{
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 30px;
  margin-bottom: 2px;
  border-radius: 9px;
  background: transparent;
  transition: background .22s ease;
}
.dhico svg{
  width: 22px;
  height: 22px;
  display: block;
  fill: none !important;
  transition: transform .22s ease;
}
.dhtitle{
  display: block;
  font-size: 11px;
  line-height: 1;
  letter-spacing: .3px;
  white-space: nowrap;
  color: inherit;
}
.dhxuanzhong{ color: #188af0; }
.dhxuanzhong .dhtitle{ font-weight: 600; }
.dhxuanzhong .dhico{ background: #ffffff; box-shadow: 0 3px 12px rgba(23,52,104,.16), inset 0 0 0 1px rgba(23,90,180,.07); }
.dhxuanzhong .dhico svg{ transform: translateY(-1px); }
/*==== 图标交互反馈：悬停/按下 ====*/
.dhs{ cursor: pointer; }
.dhs:hover{ color: #2b8ff0; }
.dhs:hover .dhtitle{ font-weight: 600; }
.dhs:hover:not(.dhxuanzhong) .dhico{ background: rgba(43,143,240,.10); transform: translateY(-1px); }
.dhs:hover .dhico svg{ transform: translateY(-1px) scale(1.08); }
.dhxuanzhong:hover .dhico{ box-shadow: 0 5px 18px rgba(23,52,104,.24), inset 0 0 0 1px rgba(23,90,180,.10); }
.dhs:active .dhico{ transform: scale(.92); }
.dhs:active .dhico svg{ transform: scale(.88); }
.dhs .dhico{ transition: background .22s ease, transform .12s ease, box-shadow .22s ease; }
@media (max-width:767px){
  .dh{ max-width: none; width: 100%; left: 0; right: 0; transform: none; bottom: 0; border-radius: 22px 22px 0 0; border-left: none; border-right: none; border-bottom: none; }
  .dh{ padding-bottom: calc(0px + env(safe-area-inset-bottom, 0px)); }
}
@media (max-width:400px){
  .dh{ width: 100%; }
}

/* ===== 毛玻璃卡片 ===== */
.release {
  width: 100%;
  max-width: 410px;
  margin: 0 auto;
  position: relative;
  z-index: 1;
  background: var(--glass);
  backdrop-filter: blur(24px) saturate(1.6);
  -webkit-backdrop-filter: blur(24px) saturate(1.6);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg), inset 0 1px 0 var(--glass-inset);
  overflow: hidden;
  animation: cardIn .5s cubic-bezier(.16,1,.3,1);
}
@keyframes cardIn {
  from { opacity: 0; transform: translateY(24px) scale(.98); }
  to { opacity: 1; transform: translateY(0) scale(1); }
}

/* ===== 顶部品牌区 ===== */
.release-body .image {
  text-align: center;
  padding: 34px 0 8px;
  background: transparent;
  position: relative;
}
.release-body .image img {
  width: 58px; height: 58px;
  border-radius: 18px;
  box-shadow: 0 6px 20px rgba(59,130,246,.25);
  display: block;
  margin: 0 auto;
  border: 2px solid rgba(255,255,255,.60);
}
.release-body .image::after { display: none; }

/* ===== 标题 ===== */
.release-body .title {
  text-align: center;
  padding: 8px 24px 0;
}
.release-body .title h2 {
  font-size: 21px;
  font-weight: 700;
  letter-spacing: .3px;
  margin: 0 0 14px;
  color: var(--text);
}

/* ===== Tab 切换（胶囊式毛玻璃） ===== */
.auth-tabs {
  display: flex;
  background: rgba(255,255,255,.45);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  padding: 4px;
  margin-bottom: 22px;
  gap: 2px;
}
.auth-tab {
  flex: 1;
  text-align: center;
  padding: 9px 0;
  border-radius: 9px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-2);
  transition: all .25s cubic-bezier(.16,1,.3,1);
  user-select: none;
  cursor: pointer;
}
.auth-tab.active {
  background: rgba(255,255,255,.85);
  color: var(--primary);
  font-weight: 600;
  box-shadow: 0 2px 8px rgba(0,0,0,.06);
}
.auth-tab:not(.active):hover {
  color: var(--primary);
  background: rgba(255,255,255,.30);
}
.auth-tab a { color: inherit; display: block; }

/* ===== 表单区 ===== */
.block {
  padding: 0 28px 28px;
}
.block-title {
  text-align: center;
  padding: 0 0 12px;
}
.block-title h2 {
  font-size: 13px;
  color: var(--text-3);
  font-weight: 500;
  margin: 0;
}
.block-options { display: none; }

/* ===== 输入框组（毛玻璃） ===== */
.input-group {
  display: flex;
  align-items: center;
  background: rgba(255,255,255,.55);
  border: 1.5px solid transparent;
  border-radius: var(--radius);
  overflow: hidden;
  transition: all .22s ease;
  margin-bottom: 14px;
}
.input-group:focus-within {
  border-color: var(--primary);
  background: rgba(255,255,255,.80);
  box-shadow: 0 0 0 4px var(--primary-light);
}
/* 警告/错误状态 */
.input-group.is-error {
  border-color: var(--danger) !important;
  background: rgba(239,68,68,.06) !important;
  box-shadow: 0 0 0 4px rgba(239,68,68,.10) !important;
  animation: shake .35s ease;
}
@keyframes shake {
  0%,100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  75% { transform: translateX(6px); }
}
.input-group-addon {
  border: none !important;
  background: transparent !important;
  color: var(--text-3);
  padding: 0 0 0 15px;
  width: auto;
  font-size: 16px;
  line-height: 0;
}
.input-group .form-control {
  border: none !important;
  box-shadow: none !important;
  background: transparent !important;
  flex: 1;
  padding: 13px 14px;
  font-size: 15px;
  height: auto;
  color: var(--text);
  outline: none;
  min-width: 0;
}
.input-group .form-control::placeholder { color: var(--text-3); }

/* ===== 密码显隐按钮 ===== */
.pwd-toggle {
  flex-shrink: 0;
  border: none;
  background: transparent;
  color: var(--text-3);
  padding: 0 15px;
  height: 100%;
  cursor: pointer;
  display: flex;
  align-items: center;
  transition: color .2s;
}
.pwd-toggle:hover { color: var(--primary); }
.pwd-toggle.show { color: var(--primary); }
.pwd-toggle .ic-svg { width: 18px; height: 18px; }

/* ===== 复选框（自定义毛玻璃风） ===== */
.auth-check {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 0 2px 16px;
  font-size: 13px;
  color: var(--text-2);
  cursor: pointer;
  user-select: none;
}
.auth-check input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  width: 18px; height: 18px;
  border: 1.5px solid var(--border);
  border-radius: 5px;
  background: rgba(255,255,255,.55);
  cursor: pointer;
  position: relative;
  transition: all .2s;
  flex-shrink: 0;
}
.auth-check input[type="checkbox"]:checked {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border-color: var(--primary);
}
.auth-check input[type="checkbox"]:checked::after {
  content: '';
  position: absolute;
  left: 5px; top: 1px;
  width: 5px; height: 10px;
  border: solid #fff;
  border-width: 0 2px 2px 0;
  transform: rotate(45deg);
}

/* ===== 主按钮（渐变 + 光泽扫过） ===== */
.btn-block { border-radius: var(--radius); }

/* 通栏主按钮（登录/注册提交、绑定等） */
.btn-primary.btn-block,
.btn-block.btn-danger {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark)) !important;
  border: none !important;
  color: #fff !important;
  font-size: 15px;
  font-weight: 600;
  padding: 13px 20px;
  letter-spacing: 1.5px;
  box-shadow: 0 6px 20px -6px var(--primary-glow);
  transition: all .25s;
  cursor: pointer;
  width: 100%;
  position: relative;
  overflow: hidden;
}
.btn-primary.btn-block::before,
.btn-block.btn-danger::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,.25), transparent);
  transition: left .5s;
}
.btn-primary.btn-block:hover::before,
.btn-block.btn-danger:hover::before {
  left: 100%;
}
.btn-primary.btn-block:hover,
.btn-block.btn-danger:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 28px -8px var(--primary-glow);
}
.btn-primary.btn-block:active,
.btn-block.btn-danger:active {
  transform: translateY(0) scale(.98);
}

/* ===== 辅助按钮（胶囊轮廓） ===== */
.btn-rounded {
  display: inline-block;
  border-radius: 50px;
  padding: 8px 18px;
  font-size: 13px;
  font-weight: 500;
  border: 1.5px solid var(--border);
  background: rgba(255,255,255,.50) !important;
  color: var(--text-2) !important;
  transition: all .22s;
  cursor: pointer;
}
.btn-rounded:hover {
  border-color: var(--primary);
  color: var(--primary) !important;
  background: rgba(59,130,246,.08) !important;
  box-shadow: 0 4px 14px rgba(59,130,246,.12);
  transform: translateY(-1px);
}
.ic-svg {
  display: inline-block;
  fill: none;
  stroke: currentColor;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}

/* ===== 分割线（毛玻璃渐变线） ===== */
.auth-divider {
  display: flex;
  align-items: center;
  gap: 14px;
  margin: 22px 0 16px;
  color: var(--text-3);
  font-size: 12px;
  font-weight: 500;
}
.auth-divider::before,
.auth-divider::after {
  content: '';
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
}

/* ===== 社交登录 ===== */
.qsso-label {
  display: block;
  font-size: 12px;
  color: var(--text-3);
  margin-bottom: 14px;
  text-align: center;
}
.qsso-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  width: 46px; height: 46px;
  background: rgba(255,255,255,.60);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1.5px solid var(--glass-border);
  box-shadow: 0 4px 16px rgba(59,130,246,.10);
  transition: all .25s cubic-bezier(.16,1,.3,1);
}
.qsso-btn:hover {
  transform: translateY(-3px) scale(1.08);
  box-shadow: 0 10px 28px rgba(59,130,246,.20);
  border-color: var(--primary);
}
.qsso-img { width: 46px; height: 46px; border-radius: 50%; display: block; }

/* ===== 二维码登录区 ===== */
.list-group-item-info#login {
  border: 1.5px dashed var(--border) !important;
  border-radius: var(--radius) !important;
  background: rgba(255,255,255,.45) !important;
  color: var(--text-2) !important;
  padding: 16px !important;
  font-size: 13px;
  text-align: center;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}
#qrimg { text-align: center; padding: 14px 0 6px; }
#qrimg img {
  border-radius: var(--radius);
  box-shadow: 0 8px 24px -12px rgba(0,0,0,.15);
  border: 1px solid var(--glass-border);
}
#mobile { background: transparent !important; border: none !important; padding: 0 !important; }
#mobile .btn { border-radius: var(--radius); padding: 12px 16px; font-size: 14px; margin-bottom: 8px; }
#mobile .btn-warning {
  background: linear-gradient(135deg, #fbbf24, #f59e0b) !important;
  border: none !important;
  color: #fff !important;
  box-shadow: 0 4px 16px -4px rgba(245,158,11,.35);
}
#mobile .btn-success {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark)) !important;
  border: none !important;
  color: #fff !important;
  box-shadow: 0 4px 16px -4px var(--primary-glow);
}

/* ===== 快捷登录辅助按钮 ===== */
#loginframe .btn-block { letter-spacing: 1px; }
#loginframe .btn-info.btn-block,
#loginframe .btn-default.btn-block {
  background: rgba(255,255,255,.50) !important;
  color: var(--text-2) !important;
  border: 1.5px solid var(--border) !important;
  font-size: 14px;
  padding: 13px 20px;
  border-radius: var(--radius) !important;
  transition: all .22s;
}
#loginframe .btn-info.btn-block:hover,
#loginframe .btn-default.btn-block:hover {
  border-color: var(--primary) !important;
  color: var(--primary) !important;
  background: var(--primary-light) !important;
  transform: translateY(-1px);
}

/* ===== 密码强度条 ===== */
.pmeter { display: flex; align-items: center; gap: 10px; margin: -4px 6px 14px; }
.pmeter.hide { display: none; }
.p-segs { display: flex; gap: 6px; flex: 1; }
.p-segs span { height: 4px; flex: 1; border-radius: 3px; background: var(--border); transition: background .25s; }
.p-segs span.on1 { background: var(--danger); }
.p-segs span.on2 { background: var(--warn); }
.p-segs span.on3 { background: var(--success); }
.p-label { font-size: 12px; color: var(--text-3); white-space: nowrap; font-weight: 500; }
.p-label.w1 { color: var(--danger); }
.p-label.w2 { color: var(--warn); }
.p-label.w3 { color: var(--success); }

/* ===== 提示框（毛玻璃） ===== */
.alert-info {
  background: var(--primary-light) !important;
  border: 1px solid rgba(59,130,246,.18) !important;
  color: var(--primary-dark) !important;
  border-radius: var(--radius) !important;
  font-size: 13px;
  padding: 12px 14px;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

/* ===== 弹窗提示 ===== */
#loginload { color: var(--primary) !important; }

/* ===== 错误提示文字 ===== */
.field-error {
  display: block;
  font-size: 12px;
  color: var(--danger);
  margin: -8px 4px 12px;
  opacity: 0;
  max-height: 0;
  overflow: hidden;
  transition: all .2s;
}
.field-error.show {
  opacity: 1;
  max-height: 20px;
}

/* ===== in-frame 隐藏导航 ===== */
.in-frame .dh { display: none; }

/* ================================================================
   Bootstrap 工具类替代 — 不加载 Bootstrap CSS 也能正常显示
   ================================================================ */
.form-group { margin-bottom: 15px; }
.text-center { text-align: center; }
.pull-right { float: right; }
.list-group { margin-bottom: 20px; padding-left: 0; }
.list-group-item {
  position: relative;
  display: block;
  padding: 10px 15px;
  margin-bottom: -1px;
  background-color: rgba(255,255,255,.50);
  border: 1px solid var(--border);
}
.list-group-item:first-child { border-top-left-radius: var(--radius); border-top-right-radius: var(--radius); }
.list-group-item:last-child { margin-bottom: 0; border-bottom-left-radius: var(--radius); border-bottom-right-radius: var(--radius); }

/* btn 基类 */
.btn {
  display: inline-block;
  margin-bottom: 0;
  font-weight: 500;
  text-align: center;
  vertical-align: middle;
  cursor: pointer;
  background-image: none;
  border: 1px solid transparent;
  white-space: nowrap;
  padding: 8px 16px;
  font-size: 14px;
  line-height: 1.5;
  border-radius: var(--radius-sm);
  transition: all .22s;
  text-decoration: none;
}
.btn:hover, .btn:focus { text-decoration: none; }

/* btn 变体（胶囊按钮用） */
.btn-info { color: var(--primary); background: var(--primary-light); border-color: transparent; }
.btn-default { color: var(--text-2); background: rgba(255,255,255,.50); border-color: var(--border); }

/* btn-block — 整行按钮 */
.btn-block {
  display: block;
  width: 100%;
  padding-left: 0;
  padding-right: 0;
}

/* input-lg */
.input-lg { height: 46px; padding: 10px 16px; font-size: 16px; }

/* input-group-addon（验证码图片容器） */
.input-group-addon {
  display: flex;
  align-items: center;
  white-space: nowrap;
}
.input-group-addon img { border-radius: 0 var(--radius) var(--radius) 0; }

/* loading 动画（验证码加载） */
#captcha { text-align: center; margin-bottom: 14px; min-height: 40px; }
#captcha_text { font-size: 13px; color: var(--text-3); }
#captcha_wait { display: flex; justify-content: center; align-items: center; padding: 10px; }
.loading { display: flex; gap: 6px; }
.loading-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--primary);
  animation: dotPulse 1.2s infinite ease-in-out;
}
.loading-dot:nth-child(2) { animation-delay: .15s; }
.loading-dot:nth-child(3) { animation-delay: .30s; }
.loading-dot:nth-child(4) { animation-delay: .45s; }
@keyframes dotPulse {
  0%, 80%, 100% { transform: scale(.5); opacity: .4; }
  40% { transform: scale(1); opacity: 1; }
}