html,
body {
  height: 100%;
  margin: 0;
  font-family: var(--login-font);
}

.layui-layout-body {
  overflow: auto;
}

/* 注意：#LAY-user-login 与 .dd-login-page 在同一节点 */
#LAY-user-login.dd-login-page,
.dd-login-page {
  display: flex !important;
  flex-direction: column !important;
  align-items: stretch;
}

/* ===== 页面容器 ===== */
.dd-login-page {
  min-height: 100vh;
  width: 100%;
  background: var(--login-bg-deep);
  position: relative;
  overflow: hidden;
  box-sizing: border-box;
}

/* ===== 全页统一背景层 ===== */
.dd-login-page-bg,
.dd-login-page-grid,
.dd-login-page-glow {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
}

.dd-login-page-bg {
  background:
    radial-gradient(ellipse 80% 60% at 20% 20%, rgba(99, 102, 241, 0.28), transparent 60%),
    radial-gradient(ellipse 60% 50% at 80% 80%, rgba(34, 211, 238, 0.15), transparent 55%),
    linear-gradient(145deg, #0b0f1a 0%, #111827 45%, #1e1b4b 100%);
}

.dd-login-page-grid {
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
  background-size: 48px 48px;
  animation: ddGridMove 24s linear infinite;
}

.dd-login-page-glow {
  width: 520px;
  height: 520px;
  top: 8%;
  right: 8%;
  left: auto;
  bottom: auto;
  border-radius: 50%;
  background: radial-gradient(circle, var(--login-primary-glow) 0%, transparent 70%);
  filter: blur(48px);
  animation: ddGlowPulse 6s ease-in-out infinite;
}

/* ===== 主内容区（左右分栏） ===== */
.dd-login-main {
  position: relative;
  z-index: 2;
  flex: 1;
  display: flex;
  flex-direction: row;
  align-items: stretch;
  width: 100%;
  min-height: 0;
  padding-bottom: 56px;
  box-sizing: border-box;
}

/* ===== 左侧品牌区 ===== */
.dd-login-left {
  flex: 1 1 55%;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 56px 64px;
  color: var(--login-text-primary);
  overflow: hidden;
  background: transparent;
}

@keyframes ddGridMove {
  0% { background-position: 0 0; }
  100% { background-position: 48px 48px; }
}

@keyframes ddGlowPulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 0.85; transform: scale(1.08); }
}

.dd-login-brand {
  position: relative;
  z-index: 2;
  margin-bottom: 48px;
  animation: ddFadeUp 0.7s ease both;
}

.dd-login-logo {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  object-fit: cover;
  margin-bottom: 20px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.dd-login-brand-name {
  margin: 0 0 14px;
  font-size: 34px;
  font-weight: 700;
  letter-spacing: 0.5px;
  line-height: 1.25;
  background: linear-gradient(135deg, #fff 0%, #c7d2fe 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.dd-login-slogan {
  margin: 0;
  font-size: 16px;
  line-height: 1.7;
  color: var(--login-text-secondary);
  max-width: 420px;
}

.dd-login-slogan.default {
  font-size: 15px;
  letter-spacing: 1px;
}

/* ===== 左侧插图 ===== */
.dd-login-visual {
  position: relative;
  z-index: 2;
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 280px;
  animation: ddFadeUp 0.85s ease 0.15s both;
}

.dd-login-illustration-custom {
  max-width: 92%;
  max-height: 420px;
  object-fit: contain;
  border-radius: var(--login-radius-lg);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.35);
}

/* 默认 CSS 插图（无上传时显示） */
.dd-login-illustration-default {
  width: 100%;
  max-width: 520px;
  aspect-ratio: 16 / 10;
  position: relative;
  border-radius: var(--login-radius-lg);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(12px);
  box-shadow:
    0 24px 48px rgba(0, 0, 0, 0.3),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
  overflow: hidden;
}

.dd-login-illustration-default::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 36px;
  background: rgba(255, 255, 255, 0.06);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.dd-illus-dots {
  position: absolute;
  top: 12px;
  left: 16px;
  display: flex;
  gap: 6px;
}

.dd-illus-dots span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
}

.dd-illus-dots span:nth-child(1) { background: #ef4444; opacity: 0.85; }
.dd-illus-dots span:nth-child(2) { background: #f59e0b; opacity: 0.85; }
.dd-illus-dots span:nth-child(3) { background: #10b981; opacity: 0.85; }

.dd-illus-chart {
  position: absolute;
  left: 24px;
  right: 24px;
  bottom: 24px;
  top: 56px;
  display: flex;
  gap: 16px;
  align-items: flex-end;
}

.dd-illus-bar {
  flex: 1;
  border-radius: 6px 6px 0 0;
  background: linear-gradient(180deg, var(--login-primary-light), var(--login-primary));
  opacity: 0.85;
  animation: ddBarGrow 2.4s ease-in-out infinite alternate;
}

.dd-illus-bar:nth-child(1) { height: 42%; animation-delay: 0s; }
.dd-illus-bar:nth-child(2) { height: 68%; animation-delay: 0.2s; }
.dd-illus-bar:nth-child(3) { height: 55%; animation-delay: 0.4s; }
.dd-illus-bar:nth-child(4) { height: 82%; animation-delay: 0.6s; }
.dd-illus-bar:nth-child(5) { height: 48%; animation-delay: 0.8s; }

@keyframes ddBarGrow {
  0% { opacity: 0.55; transform: scaleY(0.92); transform-origin: bottom; }
  100% { opacity: 1; transform: scaleY(1); transform-origin: bottom; }
}

.dd-illus-orbit {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 180px;
  height: 180px;
  margin: -90px 0 0 -90px;
  border: 1px dashed rgba(99, 102, 241, 0.35);
  border-radius: 50%;
  animation: ddOrbitSpin 18s linear infinite;
}

.dd-illus-orbit::after {
  content: "";
  position: absolute;
  top: -6px;
  left: 50%;
  width: 12px;
  height: 12px;
  margin-left: -6px;
  border-radius: 50%;
  background: var(--login-accent);
  box-shadow: 0 0 16px var(--login-accent);
}

@keyframes ddOrbitSpin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.dd-illus-cards {
  position: absolute;
  top: 64px;
  right: 28px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.dd-illus-card {
  width: 120px;
  height: 36px;
  border-radius: 8px;
  background: rgba(99, 102, 241, 0.15);
  border: 1px solid rgba(99, 102, 241, 0.25);
}

.dd-illus-card:nth-child(2) {
  width: 96px;
  background: rgba(34, 211, 238, 0.12);
  border-color: rgba(34, 211, 238, 0.22);
}

/* ===== 右侧登录区（透明，卡片悬浮） ===== */
.dd-login-right {
  flex: 0 0 45%;
  width: 45%;
  max-width: 560px;
  min-width: 380px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 40px 56px;
  background: transparent;
  position: relative;
  z-index: 2;
  box-sizing: border-box;
}

.dd-login-card {
  width: 100%;
  max-width: 400px;
  background: var(--login-bg-card);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-radius: var(--login-radius-lg);
  box-shadow: var(--login-shadow-card);
  padding: 40px 36px 32px;
  animation: ddFadeUp 0.7s ease 0.1s both;
  border: 1px solid var(--login-bg-card-border);
}

.dd-login-card-header {
  text-align: center;
  margin-bottom: 32px;
}

.dd-login-card-title {
  margin: 0 0 8px;
  font-size: 24px;
  font-weight: 700;
  color: var(--login-text-dark);
}

.dd-login-card-subtitle {
  margin: 0;
  font-size: 14px;
  color: var(--login-text-muted);
}

/* ===== 表单 ===== */
.layadmin-user-login-body .layui-form-item {
  position: relative;
  margin-bottom: 22px;
}

.layadmin-user-login-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  width: 20px;
  line-height: 1;
  text-align: center;
  color: #6b7280;
  z-index: 1;
  font-size: 18px;
}

.layadmin-user-login-body .layui-form-item .layui-input {
  height: 46px;
  line-height: 46px;
  padding-left: 44px;
  border-radius: var(--login-radius-md);
  border: 1px solid var(--login-input-border);
  background: var(--login-input-bg);
  color: var(--login-input-color);
  transition: border-color 0.25s, box-shadow 0.25s, background 0.25s;
}

.layadmin-user-login-body .layui-form-item .layui-input::placeholder {
  color: var(--login-input-placeholder);
}

.layadmin-user-login-body .layui-form-item .layui-input:focus {
  border-color: var(--login-primary);
  background: rgba(255, 255, 255, 0.1);
  box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

.layadmin-user-login-codeimg {
  height: 46px;
  width: 100%;
  cursor: pointer;
  border-radius: var(--login-radius-md);
  border: 1px solid var(--login-input-border);
  box-sizing: border-box;
  object-fit: cover;
  background: rgba(255, 255, 255, 0.06);
}

.dd-login-options .layui-form-checkbox[lay-skin=primary] span {
  color: var(--login-text-secondary);
}

.dd-login-options {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.dd-login-submit {
  width: 100%;
  height: 46px;
  line-height: 46px;
  border: none;
  border-radius: var(--login-radius-md);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 2px;
  color: #fff;
  background: linear-gradient(135deg, var(--login-primary) 0%, #4f46e5 100%);
  box-shadow: 0 8px 24px var(--login-primary-glow);
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.25s;
  position: relative;
  overflow: hidden;
}

.dd-login-submit:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 28px var(--login-primary-glow);
}

.dd-login-submit::after {
  content: "";
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.22), transparent);
  animation: ddBtnShine 3s ease-in-out infinite;
}

@keyframes ddBtnShine {
  0% { left: -100%; }
  40%, 100% { left: 140%; }
}

.dd-login-extra {
  text-align: center;
  margin-top: 16px;
}

.layadmin-user-jump-change {
  float: none;
  color: var(--login-primary-light);
  font-size: 13px;
}

.layadmin-user-jump-change:hover {
  color: #a5b4fc;
}

/* ===== 页脚（全页底部） ===== */
.dd-login-footer {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  height: 48px;
  line-height: 48px;
  padding: 0 20px;
  text-align: center;
  font-size: 12px;
  color: #eee;
  background: rgba(0, 0, 0, 0.1);
  box-sizing: border-box;
  z-index: 5;
}

.dd-login-footer a {
  color: #eee;
  text-decoration: none;
}

.dd-login-footer a:hover {
  color: #fff;
}

@keyframes ddFadeUp {
  0% {
    opacity: 0;
    transform: translateY(18px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===== 兼容旧 class ===== */
.layadmin-user-login {
  position: relative;
  left: 0;
  top: 0;
  padding: 0;
  min-height: 100%;
  box-sizing: border-box;
}

.layadmin-user-login-main {
  width: auto;
  margin: 0;
  box-sizing: border-box;
}

.layadmin-user-login-box {
  padding: 0;
}

.layadmin-user-login-header {
  text-align: center;
}

.layadmin-user-login-footer {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 100%;
  padding: 0;
  text-align: center;
  box-sizing: border-box;
  color: #eee;
  background: rgba(0, 0, 0, 0.1);
}

/* ===== 响应式 ===== */
@media screen and (max-width: 960px) {
  .dd-login-main {
    flex-direction: column;
  }

  .dd-login-left {
    flex: none;
    padding: 40px 32px 32px;
    min-height: auto;
  }

  .dd-login-visual {
    min-height: 200px;
    max-height: 240px;
  }

  .dd-login-illustration-default {
    max-width: 360px;
  }

  .dd-login-right {
    flex: none;
    max-width: none;
    min-width: 0;
    width: 100%;
    padding: 24px 24px 72px;
  }

  .dd-login-brand-name {
    font-size: 26px;
  }
}

@media screen and (max-width: 480px) {
  .dd-login-left {
    padding: 28px 20px 24px;
  }

  .dd-login-card {
    padding: 28px 22px 24px;
  }

  .dd-login-brand {
    margin-bottom: 28px;
  }

  .dd-login-visual {
    display: none;
  }
}