/* admin-design.css - 澎湃新闻「美数课」风格数据新闻设计系统 */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@400;600;800;900&family=Noto+Sans+SC:wght@400;700;900&display=swap');

:root {
  /* Color Palette */
  --bg-color: #FFFFFF;
  --bg-secondary: #F7F7F7;
  --text-primary: #1A1A1A;
  --text-secondary: #666666;
  --text-tertiary: #999999;
  
  --color-yellow: #FFB800;      /* 明黄指标圆圈 */
  --color-red: #B22A22;         /* 深红数据色块 / 警告状态 */
  --color-border: #E5E5E5;      /* 细灰色分割线 */
  --color-border-dark: #CCCCCC;
  
  /* Typography */
  --font-family: 'Outfit', 'Noto Sans SC', system-ui, -apple-system, sans-serif;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  background-color: var(--bg-color);
  color: var(--text-primary);
  font-family: var(--font-family);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Page Frame/Layout */
.canvas-wrapper {
  max-width: 1100px;
  margin: 0 auto;
  padding: 40px 24px;
}

/* Header Aesthetics (澎湃新闻风格) */
.brand-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 2px solid var(--text-primary);
  padding-bottom: 16px;
  margin-bottom: 40px;
}

.brand-title {
  font-size: 28px;
  font-weight: 900;
  letter-spacing: -1px;
  text-transform: uppercase;
}

.logo-tag {
  background-color: var(--color-yellow);
  color: var(--text-primary);
  font-weight: 800;
  font-size: 14px;
  padding: 6px 12px;
  border: 1px solid var(--text-primary);
  display: flex;
  align-items: center;
  gap: 6px;
  letter-spacing: 0.5px;
}

.logo-tag::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  background-color: var(--color-red);
  border-radius: 50%;
}

/* Infographic Layout Grid */
.dashboard-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 32px;
  margin-bottom: 40px;
}

@media (min-width: 768px) {
  .dashboard-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* Three-Part Vertical Infographic Card (三段式柱状卡片) */
.info-card {
  display: flex;
  flex-direction: column;
  background-color: var(--bg-secondary);
  border: 1px solid var(--color-border);
  align-items: center;
  text-align: center;
}

.info-card-top {
  width: 90%;
  margin: 16px auto 10px;
  background-color: var(--text-primary);
  color: var(--bg-color);
  padding: 6px 16px;
  font-size: 14px;
  font-weight: 700;
  border-radius: 20px; /* 黑色胶囊圆角 */
  letter-spacing: 0.5px;
}

.info-card-middle {
  flex-grow: 1;
  padding: 24px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  background-color: var(--bg-color);
  width: 100%;
  border-left: 1px solid var(--color-border);
  border-right: 1px solid var(--color-border);
}

.metric-bubble {
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background-color: var(--color-yellow);
  color: var(--bg-color);
  font-size: 36px;
  font-weight: 800;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
  border: 2px solid var(--text-primary);
  box-shadow: 0 4px 0 var(--text-primary);
}

.metric-value {
  font-size: 32px;
  font-weight: 900;
  color: var(--text-primary);
}

.metric-label {
  font-size: 13px;
  color: var(--text-secondary);
  margin-top: 4px;
}

.info-card-bottom {
  width: 100%;
  background-color: var(--color-red);
  color: var(--bg-color);
  padding: 10px 16px;
  font-size: 20px;
  font-weight: 900;
  border-top: 1px solid var(--color-border);
}

/* Forms & Cards Styling */
.auth-container {
  max-width: 440px;
  margin: 80px auto;
  border: 1px solid var(--text-primary);
  background-color: var(--bg-color);
  box-shadow: 6px 6px 0 var(--text-primary);
  padding: 32px;
}

.auth-title {
  font-size: 24px;
  font-weight: 900;
  margin-bottom: 24px;
  border-bottom: 2px solid var(--text-primary);
  padding-bottom: 8px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.form-group {
  margin-bottom: 20px;
}

.form-label {
  display: block;
  font-weight: 700;
  font-size: 13px;
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.form-control {
  width: 100%;
  padding: 10px 14px;
  font-size: 15px;
  font-family: var(--font-family);
  border: 1px solid var(--color-border-dark);
  color: var(--text-primary);
  outline: none;
  background-color: var(--bg-color);
  transition: border-color 0.2s;
}

.form-control:focus {
  border: 2px solid var(--text-primary);
  padding: 9px 13px;
}

/* Captcha styling */
.captcha-container {
  display: flex;
  gap: 12px;
  align-items: center;
  margin-top: 8px;
}

.captcha-box {
  background-color: var(--text-primary);
  color: var(--color-yellow);
  font-family: 'Courier New', Courier, monospace;
  font-size: 20px;
  font-weight: 900;
  letter-spacing: 4px;
  padding: 8px 16px;
  border: 1px solid var(--text-primary);
  user-select: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  min-width: 100px;
  text-shadow: 2px 2px 0 var(--color-red);
}

.captcha-refresh {
  font-size: 12px;
  color: var(--text-secondary);
  cursor: pointer;
  text-decoration: underline;
}

.captcha-refresh:hover {
  color: var(--text-primary);
}

/* Buttons (Pill / Capsule Style) */
.btn {
  display: inline-block;
  width: 100%;
  padding: 12px 24px;
  font-size: 14px;
  font-weight: 700;
  font-family: var(--font-family);
  text-align: center;
  border: 1px solid var(--text-primary);
  background-color: var(--text-primary);
  color: var(--bg-color);
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 1px;
  transition: all 0.2s ease;
}

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

.btn-secondary {
  background-color: var(--bg-color);
  color: var(--text-primary);
}

.btn-secondary:hover {
  background-color: var(--text-primary);
  color: var(--bg-color);
}

.btn-danger {
  background-color: var(--color-red);
  border-color: var(--color-red);
  color: var(--bg-color);
}

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

.auth-switch {
  text-align: center;
  margin-top: 20px;
  font-size: 13px;
  color: var(--text-secondary);
}

.auth-switch a {
  color: var(--text-primary);
  font-weight: 700;
  text-decoration: none;
}

.auth-switch a:hover {
  text-decoration: underline;
}

/* Alert Boxes */
.alert {
  padding: 12px 16px;
  font-size: 14px;
  font-weight: 700;
  border: 1px solid var(--text-primary);
  margin-bottom: 20px;
  display: none;
}

.alert-danger {
  background-color: #FDF2F2;
  color: var(--color-red);
  border-left: 4px solid var(--color-red);
}

.alert-success {
  background-color: #F2FDF5;
  color: #1E7E34;
  border-left: 4px solid #28A745;
}

/* Tables Section (Admin Panel) */
.table-section {
  background-color: var(--bg-color);
  border: 1px solid var(--text-primary);
  padding: 32px;
  box-shadow: 6px 6px 0 var(--text-primary);
  margin-bottom: 40px;
}

.table-title {
  font-size: 20px;
  font-weight: 900;
  margin-bottom: 20px;
  border-bottom: 2px solid var(--text-primary);
  padding-bottom: 8px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.table-wrapper {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
}

.data-table th {
  padding: 12px 16px;
  border-bottom: 2px solid var(--text-primary);
  font-size: 12px;
  font-weight: 800;
  text-transform: uppercase;
  color: var(--text-secondary);
}

.data-table td {
  padding: 14px 16px;
  border-bottom: 1px solid var(--color-border);
  font-size: 14px;
}

.data-table tr:hover {
  background-color: var(--bg-secondary);
}

.status-badge {
  display: inline-block;
  padding: 3px 10px;
  font-size: 11px;
  font-weight: 700;
  border-radius: 10px;
  text-transform: uppercase;
}

.status-success {
  background-color: #D4EDDA;
  color: #155724;
}

.status-failed {
  background-color: #F8D7DA;
  color: #721C24;
}

/* Footnote Aesthetics */
.footnote {
  font-size: 12px;
  color: var(--text-tertiary);
  margin-top: 40px;
  border-top: 1px solid var(--color-border);
  padding-top: 16px;
  line-height: 1.8;
}