/* ===== 按钮 ===== */
.btn {
  display: inline-block;
  padding: 12px 24px;
  background: var(--color-primary);
  color: white;
  border: none;
  border-radius: var(--radius-md);
  font-size: 16px;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  text-align: center;
}

.btn:hover {
  background: #005a7d;
  transform: translateY(-1px);
}

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

.btn-secondary:hover {
  background: #4b5563;
}

.btn-success {
  background: var(--color-success);
}

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

.btn-outline {
  background: transparent;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
}

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

/* ===== 卡片 ===== */
.card {
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-lg);
}

.card-hover {
  transition: var(--transition);
}

.card-hover:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-4px);
}

/* ===== 表单 ===== */
.form-group {
  margin-bottom: var(--spacing-md);
}

.form-label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 500;
  color: var(--color-text);
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  font-size: 16px;
  transition: var(--transition);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 105, 148, 0.1);
}

/* ===== 徽章 ===== */
.badge {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
}

.badge-primary {
  background: rgba(0, 105, 148, 0.1);
  color: var(--color-primary);
}

.badge-success {
  background: rgba(16, 185, 129, 0.1);
  color: var(--color-success);
}

/* ===== 表格 ===== */
.table {
  width: 100%;
  border-collapse: collapse;
}

.table th,
.table td {
  padding: 12px;
  text-align: left;
  border-bottom: 1px solid var(--color-border);
}

.table th {
  background: var(--color-bg-light);
  font-weight: 600;
}

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