/**
 * 汇智知行 · 网关登录页
 * 简约双栏布局 · 短信验证码登录
 */

:root {
  color-scheme: light dark;

  --aou-1: #eff0f6;
  --aou-2: #e5e7f0;
  --aou-5: #97a0c5;
  --aou-6: #7583b2;
  --aou-7: #596590;
  --aou-8: #3f4868;
  --aou-9: #262c41;
  --aou-10: #0d101c;

  --bg-base: #ffffff;
  --bg-1: #f7f8fa;
  --bg-2: #f2f3f5;
  --bg-hover: #f3f4f6;

  --text-primary: #1d2129;
  --text-secondary: #86909c;
  --text-tertiary: #c9cdd4;

  --brand: #596590;
  --brand-light: #eff0f6;
  --brand-hover: #7583b2;
  --brand-deep: #3f4868;

  --success: #00b42a;
  --danger: #f53f3f;

  --border-base: #e5e6eb;
  --border-light: #f2f3f5;

  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 20px;

  --shadow-card:
    0 1px 2px rgba(15, 23, 42, 0.04),
    0 12px 40px rgba(15, 23, 42, 0.08);
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg-base: #141414;
    --bg-1: #0a0a0a;
    --bg-2: #1f1f1f;
    --bg-hover: #262626;

    --text-primary: #f0f0f0;
    --text-secondary: #a6a6a6;
    --text-tertiary: #737373;

    --brand: #a1aacb;
    --brand-light: #2a2d38;
    --brand-hover: #b5bcd6;
    --brand-deep: #7583b2;

    --border-base: #333333;
    --border-light: #262626;

    --shadow-card:
      0 1px 2px rgba(0, 0, 0, 0.5),
      0 12px 40px rgba(0, 0, 0, 0.45);
  }
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
}

body.login-page {
  min-height: 100vh;
  font-family:
    -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB',
    'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
  font-size: 14px;
  color: var(--text-primary);
  background: var(--bg-1);
  -webkit-font-smoothing: antialiased;
}

.login-page__shell {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 0.95fr);
  min-height: 100vh;
}

/* —— 左侧品牌区 —— */
.login-page__brand {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 48px 56px;
  overflow: hidden;
  background: linear-gradient(145deg, var(--aou-9) 0%, var(--aou-8) 42%, var(--aou-7) 100%);
  color: #fff;
}

.login-page__brand::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 18% 22%, rgba(255, 255, 255, 0.14), transparent 42%),
    radial-gradient(circle at 82% 78%, rgba(151, 160, 197, 0.22), transparent 48%);
  pointer-events: none;
}

.login-page__brand-pattern {
  position: absolute;
  inset: 0;
  opacity: 0.35;
  background-image:
    linear-gradient(rgba(255, 255, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 20%, transparent 100%);
  pointer-events: none;
}

.login-page__brand-inner {
  position: relative;
  z-index: 1;
  max-width: 380px;
}

.login-page__brand-logo {
  width: 72px;
  height: 72px;
  margin-bottom: 28px;
  border-radius: 20px;
  object-fit: contain;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.18);
  padding: 10px;
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.22);
}

.login-page__brand-title {
  margin: 0 0 12px;
  font-size: 36px;
  font-weight: 600;
  letter-spacing: 0.04em;
  line-height: 1.2;
}

.login-page__brand-tagline {
  margin: 0 0 32px;
  font-size: 16px;
  line-height: 1.65;
  color: rgba(255, 255, 255, 0.78);
  font-weight: 400;
}

.login-page__brand-features {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 0;
  padding: 0;
  list-style: none;
}

.login-page__brand-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.72);
}

.login-page__brand-features svg {
  flex-shrink: 0;
  width: 16px;
  height: 16px;
  opacity: 0.9;
}

/* —— 右侧表单区 —— */
.login-page__panel {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 32px;
  background: var(--bg-1);
}

.login-page__card {
  width: 100%;
  max-width: 400px;
  animation: login-rise 0.55s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes login-rise {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.login-page__card-header,
.login-page__header {
  margin-bottom: 32px;
}

.login-page__card-title,
.login-page__title {
  margin: 0 0 8px;
  font-size: 26px;
  font-weight: 600;
  letter-spacing: -0.3px;
  color: var(--text-primary);
}

.login-page__card-subtitle,
.login-page__subtitle {
  margin: 0;
  font-size: 14px;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* —— Tab 切换 —— */
.login-page__tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 22px;
  border-bottom: 1px solid var(--border-light);
}

.login-page__tab {
  flex: 1;
  padding: 10px 8px;
  background: transparent;
  border: none;
  border-bottom: 2px solid transparent;
  color: var(--text-secondary);
  font-size: 13px;
  font-weight: 500;
  cursor: pointer;
  transition:
    color 0.2s ease,
    border-color 0.2s ease;
  font-family: inherit;
}

.login-page__tab--active {
  color: var(--brand);
  border-bottom-color: var(--brand);
}

.login-page__tab:hover:not(.login-page__tab--active) {
  color: var(--text-primary);
}

/* —— 表单字段（与 agent-client 同名） —— */
.login-page__form {
  margin-bottom: 0;
}

.login-page__form-item {
  margin-bottom: 18px;
}

.login-page__label {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
}

.login-page__field {
  display: block;
  margin-bottom: 18px;
}

.login-page__field-label {
  display: block;
  margin-bottom: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--text-primary);
}

.login-page__input-wrap,
.login-page__input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.login-page__input-icon {
  position: absolute;
  left: 14px;
  width: 18px;
  height: 18px;
  color: var(--text-secondary);
  pointer-events: none;
  transition: color 0.2s ease;
}

.login-page__input {
  width: 100%;
  height: 48px;
  padding: 12px 14px 12px 44px;
  border: 1px solid var(--border-base);
  border-radius: var(--radius-md);
  font-size: 15px;
  color: var(--text-primary);
  background: var(--bg-base);
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease;
  font-family: inherit;
}

.login-page__input::placeholder {
  color: var(--text-secondary);
  opacity: 0.65;
}

.login-page__input:hover {
  border-color: var(--brand-hover);
}

.login-page__input:focus {
  outline: none;
  border-color: var(--brand);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--brand) 18%, transparent);
}

.login-page__input-wrap:focus-within .login-page__input-icon,
.login-page__input-wrapper:focus-within .login-page__input-icon {
  color: var(--brand);
}

.login-page__input-wrap--code .login-page__input,
.login-page__input-wrapper--sms .login-page__input {
  padding-right: 118px;
  letter-spacing: 0.12em;
  font-variant-numeric: tabular-nums;
}

/* —— 密码可见性切换 —— */
.login-page__toggle-password {
  position: absolute;
  right: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  padding: 0;
  border: none;
  border-radius: 6px;
  background: transparent;
  cursor: pointer;
  color: var(--text-secondary);
  transition:
    color 0.2s ease,
    background 0.2s ease;
}

.login-page__toggle-password svg {
  width: 16px;
  height: 16px;
}

.login-page__toggle-password:hover {
  color: var(--brand);
  background: var(--bg-hover);
}

/* —— 记住我 —— */
.login-page__checkbox {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-top: -2px;
  margin-bottom: 20px;
}

.login-page__checkbox input[type='checkbox'] {
  width: 14px;
  height: 14px;
  cursor: pointer;
  accent-color: var(--brand);
}

.login-page__checkbox label {
  font-size: 13px;
  color: var(--text-secondary);
  cursor: pointer;
  user-select: none;
}

.login-page__send-code {
  position: absolute;
  right: 6px;
  top: 50%;
  transform: translateY(-50%);
  height: 36px;
  padding: 0 14px;
  border: none;
  border-radius: 8px;
  background: var(--brand-light);
  color: var(--brand-deep);
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition:
    background 0.2s ease,
    color 0.2s ease,
    opacity 0.2s ease;
}

@media (prefers-color-scheme: dark) {
  .login-page__send-code {
    color: var(--brand);
  }
}

.login-page__send-code:hover:not(:disabled) {
  background: color-mix(in srgb, var(--brand) 16%, var(--bg-base));
}

.login-page__send-code:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.login-page__submit {
  width: 100%;
  height: 48px;
  margin-top: 8px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: none;
  border-radius: var(--radius-md);
  background: linear-gradient(135deg, var(--aou-7), var(--aou-9));
  color: #fff;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.02em;
  cursor: pointer;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease,
    opacity 0.2s ease;
}

.login-page__submit:hover:not(:disabled) {
  transform: translateY(-1px);
  box-shadow: 0 10px 28px color-mix(in srgb, var(--aou-7) 32%, transparent);
}

.login-page__submit:active:not(:disabled) {
  transform: translateY(0);
}

.login-page__submit:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.login-page__spinner {
  animation: login-spin 0.9s linear infinite;
}

@keyframes login-spin {
  to {
    transform: rotate(360deg);
  }
}

.login-page__msg {
  display: none;
  margin-top: 16px;
  padding: 11px 14px;
  border-radius: var(--radius-md);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.45;
}

.login-page__msg--visible {
  display: block;
  animation: login-fade 0.25s ease-out;
}

@keyframes login-fade {
  from {
    opacity: 0;
    transform: translateY(-4px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.login-page__msg--error {
  color: var(--danger);
  background: color-mix(in srgb, var(--danger) 8%, var(--bg-base));
  border: 1px solid color-mix(in srgb, var(--danger) 22%, transparent);
}

.login-page__msg--success {
  color: var(--success);
  background: color-mix(in srgb, var(--success) 8%, var(--bg-base));
  border: 1px solid color-mix(in srgb, var(--success) 22%, transparent);
}

.login-page__hint {
  margin: 20px 0 0;
  text-align: center;
  font-size: 12px;
  color: var(--text-tertiary);
  line-height: 1.5;
}

/* —— 响应式 —— */
@media (max-width: 900px) {
  .login-page__shell {
    grid-template-columns: 1fr;
  }

  .login-page__brand {
    min-height: auto;
    padding: 40px 28px 36px;
  }

  .login-page__brand-inner {
    text-align: center;
    max-width: 100%;
  }

  .login-page__brand-logo {
    margin-left: auto;
    margin-right: auto;
  }

  .login-page__brand-title {
    font-size: 28px;
  }

  .login-page__brand-features {
    display: none;
  }

  .login-page__panel {
    padding: 32px 24px 48px;
  }
}

@media (max-width: 480px) {
  .login-page__card-title {
    font-size: 22px;
  }

  .login-page__input-wrap--code .login-page__input {
    padding-right: 108px;
  }

  .login-page__send-code {
    padding: 0 10px;
    font-size: 12px;
  }
}

/* ---- 登录成功后的「准备工作空间」过场卡片 ---- */
.login-page__prep {
  text-align: center;
  gap: 18px;
  padding-top: 48px;
  padding-bottom: 48px;
}

.login-page__prep-spinner {
  width: 44px;
  height: 44px;
  margin: 0 auto;
  border-radius: 50%;
  border: 3px solid var(--border-base);
  border-top-color: var(--brand);
  animation: login-page__spin 0.9s linear infinite;
}

@keyframes login-page__spin {
  to { transform: rotate(360deg); }
}

.login-page__prep-title {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  color: var(--text-primary);
}

.login-page__prep-subtitle {
  margin: 0;
  font-size: 13px;
  color: var(--text-secondary);
  line-height: 1.5;
}