/* License account page - minimal styling, no animations or transitions */

:root {
  --color-bg: #F3F4F6;
  --color-card: #FFFFFF;
  --color-surface: #F9FAFB;
  --color-border: #E5E7EB;
  --color-text: #111827;
  --color-text-secondary: #374151;
  --color-muted: #6B7280;
  --color-primary: #2563EB;
  --color-primary-hover: #1D4ED8;
  --color-primary-soft: #EFF6FF;
  --color-danger: #DC2626;
  --color-danger-soft: #FEF2F2;
  --color-success: #059669;
  --radius: 6px;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: -apple-system, "Segoe UI", "Helvetica Neue", Arial, sans-serif;
  font-size: 16px;
  line-height: 1.5;
}

.page {
  max-width: 720px;
  margin: 0 auto;
  padding: 40px 16px;
}

.page-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
  margin-bottom: 20px;
}

/* 标题水平居中：左侧用等宽占位抵消右侧 Logout 的宽度，保证标题在整页中居中 */
.page-header::before {
  content: "";
  flex: 0 0 72px;
}

.page-header-title {
  flex: 1;
  min-width: 0;
  text-align: center;
}

.page-header-actions {
  flex: 0 0 72px;
  text-align: right;
}

/* 没有右侧操作（登录页 / 验证码页）时标题直接居中 */
.page-header-solo {
  justify-content: center;
}

.page-header-solo::before {
  display: none;
}

.page-header h1 {
  margin: 0;
  font-size: 26px;
  font-weight: 600;
}

.account-email {
  margin-top: 4px;
  font-size: 14px;
  color: var(--color-muted);
}

.card {
  background: var(--color-card);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
  margin-bottom: 16px;
}

.card-narrow {
  /* 字号整体加大后同步放宽，避免登录页说明文字被拆行 */
  max-width: 440px;
  margin: 0 auto 16px;
}

.card-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 16px;
}

.card h2 {
  margin: 0;
  font-size: 20px;
  font-weight: 600;
}

.card h3 {
  margin: 0 0 8px;
  font-size: 17px;
  font-weight: 600;
}

.muted {
  color: var(--color-muted);
}

.small {
  font-size: 14px;
}

.nowrap {
  white-space: nowrap;
}

label {
  display: block;
  margin: 16px 0 6px;
  font-size: 14px;
  color: var(--color-text-secondary);
}

input[type="email"],
input[type="text"] {
  display: block;
  width: 100%;
  height: 40px;
  padding: 0 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-card);
  color: var(--color-text);
  font-family: inherit;
  font-size: 16px;
  outline: none;
}

input[type="email"]:focus,
input[type="text"]:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

.code-input {
  height: 48px;
  font-family: ui-monospace, Consolas, monospace;
  font-size: 22px;
  letter-spacing: 8px;
  text-align: center;
}

.btn {
  display: inline-block;
  height: 38px;
  padding: 0 16px;
  border: 1px solid transparent;
  border-radius: var(--radius);
  font-family: inherit;
  font-size: 15px;
  line-height: 36px;
  text-align: center;
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}

.btn-primary {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #FFFFFF;
}

.btn-primary:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}

.btn-secondary {
  background: #E5E7EB;
  border-color: #E5E7EB;
  color: var(--color-text);
}

.btn-secondary:hover {
  background: #D1D5DB;
  border-color: #D1D5DB;
}

.btn-small {
  height: 30px;
  padding: 0 10px;
  font-size: 14px;
  line-height: 28px;
}

.btn-outline-danger {
  background: var(--color-card);
  border-color: var(--color-border);
  color: var(--color-text-secondary);
}

.btn-outline-danger:hover {
  border-color: var(--color-danger);
  color: var(--color-danger);
}

.btn-block {
  display: block;
  width: 100%;
  margin-top: 20px;
}

.is-disabled,
.is-disabled:hover {
  background: #E5E7EB;
  border-color: #E5E7EB;
  color: #9CA3AF;
  cursor: default;
}

.btn-link {
  padding: 0;
  border: 0;
  background: none;
  color: var(--color-muted);
  font-family: inherit;
  font-size: 14px;
  text-decoration: none;
  cursor: pointer;
}

.btn-link:hover {
  color: var(--color-text);
  text-decoration: underline;
}

.inline {
  display: inline;
  margin: 0;
}

.alert {
  margin: 16px 0 0;
  padding: 12px;
  border-radius: var(--radius);
  font-size: 15px;
}

.alert-error {
  background: var(--color-danger-soft);
  border-left: 3px solid var(--color-danger);
  color: var(--color-danger);
}

.alert-info {
  background: var(--color-primary-soft);
  border-left: 3px solid var(--color-primary);
  color: var(--color-primary-hover);
}

.actions {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 16px 0 8px;
}

.info {
  margin: 0;
}

.info dt {
  font-size: 14px;
  color: var(--color-muted);
  margin-top: 12px;
}

.info dd {
  margin: 2px 0 0;
}

.license-key {
  margin: 0;
  padding: 14px;
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-family: ui-monospace, Consolas, monospace;
  font-size: 14px;
  white-space: pre-wrap;
  word-break: break-all;
}

/* 一张卡片内可能有多把 key，用细线分隔 */
.key-item {
  padding: 16px 0;
  border-top: 1px solid var(--color-border);
}

.card-head + .key-item {
  border-top: 0;
  padding-top: 0;
}

.key-actions {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 8px;
  margin-top: 10px;
}

.key-note {
  margin: 12px 0 0;
}

.activations-table {
  margin-top: 12px;
}

.activations {
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--color-border);
}

table {
  width: 100%;
  border-collapse: collapse;
}

th {
  padding: 8px 12px;
  background: var(--color-surface);
  font-size: 14px;
  font-weight: 500;
  color: var(--color-muted);
  text-align: left;
}

td {
  padding: 12px;
  border-top: 1px solid var(--color-border);
  vertical-align: middle;
}

th.right,
td.right {
  text-align: right;
}

.tag {
  display: inline-block;
  padding: 0 6px;
  border-radius: 4px;
  background: #E5E7EB;
  font-size: 12px;
  color: var(--color-muted);
}

.footnote {
  margin: 16px 0 0;
  font-size: 14px;
}

.form-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-top: 16px;
}

.page-footer {
  margin-top: 24px;
  font-size: 14px;
  text-align: center;
}

@media (max-width: 767px) {
  .page {
    padding: 24px 16px;
  }

  .page-header {
    flex-direction: column;
    align-items: center;
    gap: 8px;
  }

  .page-header::before {
    display: none;
  }

  .page-header-actions {
    flex: 0 0 auto;
    text-align: center;
  }

  .card {
    padding: 16px;
  }

  .actions {
    flex-direction: column;
  }

  .actions .btn,
  .key-actions .btn {
    width: 100%;
  }

  .key-actions {
    flex-direction: column;
    align-items: stretch;
  }

  .card-head {
    flex-direction: column;
    align-items: flex-start;
    gap: 4px;
  }

  table,
  tbody,
  tr,
  td {
    display: block;
    width: 100%;
  }

  thead {
    display: none;
  }

  tr {
    padding: 12px 0;
    border-top: 1px solid var(--color-border);
  }

  td {
    padding: 2px 0;
    border: 0;
  }

  td.right {
    text-align: left;
    margin-top: 8px;
  }
}