/* ============================================================
   个人中心 User Center
   ============================================================ */
.user-wrap { max-width: 820px; margin: 0 auto; }
.user-hero {
  text-align: center;
  padding: 40px 32px;
  border-radius: var(--r-lg);
  margin-bottom: 28px;
}
.user-hero-icon { font-size: 56px; margin-bottom: 12px; }
.user-hero-actions { display: flex; gap: 14px; justify-content: center; margin: 20px 0; flex-wrap: wrap; }
.user-hero-biz {
  display: flex;
  flex-wrap: wrap;
  gap: 10px 24px;
  justify-content: center;
  font-size: 13px;
  color: var(--text-3);
}

.auth-card {
  max-width: 480px;
  margin: 0 auto;
  padding: 32px;
  border-radius: var(--r-lg);
}
.auth-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  background: rgba(7,11,34,0.6);
  padding: 4px;
  border-radius: var(--r-pill);
  width: fit-content;
}
.auth-tab {
  padding: 8px 24px;
  font-size: 14px;
  font-weight: 600;
  color: var(--text-2);
  border-radius: var(--r-pill);
  transition: all var(--t-fast);
}
.auth-tab.is-active { background: var(--grad-primary); color: #fff; }
.auth-form h3 { margin-bottom: 20px; font-size: 20px; }
.field { display: flex; flex-direction: column; gap: 6px; margin-bottom: 16px; }
.field span { font-size: 13px; color: var(--text-2); }
.field input[type="text"],
.field input[type="password"] {
  padding: 12px 16px;
  background: rgba(7,11,34,0.6);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  color: var(--text-1);
  font-size: 14px;
  outline: none;
  transition: border-color var(--t-fast);
}
.field input:focus { border-color: var(--star-blue-light); }
.field-row { flex-direction: row; align-items: center; justify-content: space-between; }
.check { display: flex; align-items: center; gap: 8px; font-size: 13px; color: var(--text-2); cursor: pointer; }
.check input { width: 16px; height: 16px; accent-color: var(--star-blue); }
.link { font-size: 13px; color: var(--star-blue-light); }
.auth-tip { font-size: 13px; padding: 10px 14px; border-radius: var(--r-sm); margin-bottom: 16px; }
.auth-tip.is-error { background: rgba(248,113,113,0.1); color: var(--danger); border: 1px solid rgba(248,113,113,0.3); }
.auth-tip.is-ok { background: rgba(52,211,153,0.1); color: var(--ok); border: 1px solid rgba(52,211,153,0.3); }
.auth-hint { font-size: 12px; color: var(--text-3); text-align: center; margin-top: 12px; }

/* 已登录 */
.user-profile {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 24px 28px;
  border-radius: var(--r-lg);
  margin-bottom: 24px;
  flex-wrap: wrap;
}
.user-avatar {
  width: 64px; height: 64px;
  display: flex; align-items: center; justify-content: center;
  font-size: 28px; font-weight: 700;
  color: #fff;
  background: var(--grad-cosmic);
  border-radius: 50%;
  flex-shrink: 0;
}
.user-meta { flex: 1; min-width: 220px; }
.page-title--sm { font-size: 24px; }
.user-tags { display: flex; gap: 8px; flex-wrap: wrap; margin-top: 10px; }
.user-tag {
  font-size: 12px;
  padding: 4px 12px;
  border-radius: var(--r-pill);
  background: rgba(43,108,255,0.1);
  color: var(--star-blue-light);
  border: 1px solid rgba(43,108,255,0.2);
}
.user-tag.is-on { background: rgba(52,211,153,0.1); color: var(--ok); border-color: rgba(52,211,153,0.3); }

/* Tab */
.user-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 24px;
  border-bottom: 1px solid var(--line);
  overflow-x: auto;
}
.user-tab {
  padding: 12px 20px;
  font-size: 14px;
  font-weight: 500;
  color: var(--text-3);
  border-bottom: 2px solid transparent;
  white-space: nowrap;
  transition: all var(--t-fast);
}
.user-tab:hover { color: var(--text-1); }
.user-tab.is-active { color: var(--star-blue-light); border-bottom-color: var(--star-blue-light); }
.user-pane { display: none; }
.user-pane.is-active { display: block; animation: fadeUp 0.4s var(--ease-out); }
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: none; }
}

.pane-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 20px; flex-wrap: wrap; gap: 12px; }
.pane-head h2 { font-size: 20px; }
.pane-actions { display: flex; gap: 10px; align-items: center; }

/* 订单历史 */
.order-history { display: flex; flex-direction: column; gap: 14px; }
.order-history-card {
  padding: 20px;
  border-radius: var(--r-md);
}
.order-history-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; flex-wrap: wrap; gap: 8px; }
.order-no { font-size: 13px; color: var(--text-3); }
.order-no code { color: var(--star-cyan); background: rgba(7,11,34,0.8); padding: 2px 8px; border-radius: var(--r-sm); }
.order-status { font-size: 13px; padding: 3px 12px; border-radius: var(--r-pill); }
.order-status.ok { background: rgba(52,211,153,0.15); color: var(--ok); }
.order-status.warn { background: rgba(251,191,36,0.15); color: var(--warn); }
.order-status.mute { background: rgba(255,255,255,0.06); color: var(--text-3); }
.order-history-items { font-size: 14px; color: var(--text-2); margin-bottom: 10px; }
.order-history-meta { display: flex; gap: 16px; flex-wrap: wrap; font-size: 13px; color: var(--text-3); align-items: center; }
.od-discount { color: var(--ok); }
.od-total { margin-left: auto; font-size: 16px; font-weight: 700; color: var(--star-cyan); }

/* 密钥卡 */
.key-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr)); gap: 18px; }
.key-card {
  padding: 22px;
  border-radius: var(--r-md);
}
.key-card.is-off { opacity: 0.8; }
.key-card-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 14px; }
.key-card-stage { font-size: 15px; font-weight: 600; color: var(--text-1); }
.key-card-status { font-size: 12px; padding: 3px 10px; border-radius: var(--r-pill); }
.key-card.is-on .key-card-status { background: rgba(52,211,153,0.15); color: var(--ok); }
.key-card.is-off .key-card-status { background: rgba(248,113,113,0.15); color: var(--danger); }
.key-card-value {
  font-family: 'Inter', monospace;
  font-size: 18px;
  letter-spacing: 1.5px;
  color: var(--star-cyan);
  background: rgba(7,11,34,0.7);
  padding: 12px 16px;
  border-radius: var(--r-sm);
  margin-bottom: 14px;
  word-break: break-all;
}
.key-card-hint { font-size: 13px; color: var(--text-3); }
.key-card .btn { width: 100%; justify-content: center; }

/* 进度卡 */
.progress-cards { display: grid; grid-template-columns: repeat(auto-fill, minmax(320px, 1fr)); gap: 18px; }
.progress-card { padding: 22px; border-radius: var(--r-md); }
.progress-card-head { display: flex; justify-content: space-between; align-items: center; margin-bottom: 12px; }
.progress-card-title { font-size: 15px; font-weight: 600; color: var(--text-1); }
.progress-card-pct { font-size: 20px; font-weight: 700; color: var(--star-cyan); }
.progress-bar {
  height: 8px;
  background: rgba(255,255,255,0.08);
  border-radius: var(--r-pill);
  overflow: hidden;
  margin-bottom: 10px;
}
.progress-bar span {
  display: block; height: 100%;
  background: var(--grad-primary);
  border-radius: var(--r-pill);
  transition: width 0.5s var(--ease-out);
}
.progress-meta { display: flex; justify-content: space-between; font-size: 12px; color: var(--text-3); margin-bottom: 12px; }
.progress-actions { display: flex; gap: 8px; }

/* 安全卡 */
.security-card { padding: 8px 24px; border-radius: var(--r-md); }
.security-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  border-bottom: 1px solid var(--line);
  gap: 16px;
  flex-wrap: wrap;
}
.security-row:last-child { border-bottom: none; }
.security-row h4 { font-size: 15px; color: var(--text-1); margin-bottom: 4px; }
.security-row p { font-size: 13px; color: var(--text-3); max-width: 460px; }
.security-row--danger h4 { color: var(--danger); }

.btn-danger {
  color: var(--danger);
  border: 1px solid rgba(248,113,113,0.4);
  background: rgba(248,113,113,0.08);
}
.btn-danger:hover { background: rgba(248,113,113,0.18); color: var(--danger); }

@media (max-width: 600px) {
  .user-profile { flex-direction: column; text-align: center; }
  .user-avatar { margin: 0 auto; }
  .security-row { flex-direction: column; align-items: flex-start; }
}

/* ============ 新增：安全状态条 ============ */
.security-bar {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
  padding: 20px 24px;
  margin-bottom: 28px;
}
.security-bar-item {
  display: flex;
  align-items: center;
  gap: 12px;
}
.sb-icon {
  font-size: 26px;
  width: 44px; height: 44px;
  display: flex; align-items: center; justify-content: center;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 12px;
  flex-shrink: 0;
}
.security-bar-item h5 {
  font-size: 13px;
  color: var(--text-1);
  margin-bottom: 2px;
}
.security-bar-item p {
  font-size: 12px;
  color: var(--text-3);
  margin: 0;
}
@media (max-width: 768px) {
  .security-bar { grid-template-columns: repeat(2, 1fr); }
}

/* ============ 新增：支付凭证表单 ============ */
.proof-form {
  padding: 20px 24px;
  margin: 20px 0;
}
.proof-form-head {
  display: flex; align-items: center; gap: 12px;
  margin-bottom: 12px;
}
.proof-form-head h4 { font-size: 16px; margin: 0; }
.proof-order {
  font-size: 13px;
  color: var(--text-2);
  margin: 0 0 16px;
}
.proof-order code {
  background: var(--glass-bg);
  padding: 2px 8px;
  border-radius: 4px;
  font-family: 'JetBrains Mono', monospace;
  color: var(--star-blue-light);
}
.proof-order b { color: var(--accent, #4ade80); }
.proof-preview {
  margin-top: 8px;
  max-width: 240px;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--glass-border);
}
.proof-preview img { width: 100%; display: block; }
.field-inline { display: flex; gap: 8px; align-items: center; }
.field-inline input { flex: 1; }
em.req { color: #f87171; margin-left: 2px; }

/* ============ 订单操作与凭证 ============ */
.order-actions {
  margin-top: 12px;
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.order-proof {
  margin-top: 8px;
  font-size: 12px;
  color: var(--text-3);
  padding: 6px 10px;
  background: var(--glass-bg);
  border-radius: 6px;
}
.order-proof span { font-family: 'JetBrains Mono', monospace; color: var(--star-blue-light); }

/* ============ 审计日志表 ============ */
.audit-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.audit-table th, .audit-table td {
  text-align: left;
  padding: 8px 12px;
  border-bottom: 1px solid var(--glass-border);
}
.audit-table th { color: var(--text-3); font-weight: 500; }
.audit-table code {
  font-family: 'JetBrains Mono', monospace;
  color: var(--star-blue-light);
  font-size: 12px;
}

/* ============ 密钥脱敏显示 ============ */
.key-masked {
  font-family: 'JetBrains Mono', monospace;
  font-size: 16px;
  letter-spacing: 1px;
  color: var(--star-blue-light);
  background: var(--glass-bg);
  padding: 4px 10px;
  border-radius: 6px;
  display: inline-block;
}

/* ============ 资料卡操作区 ============ */
.user-profile-actions {
  display: flex;
  flex-direction: column;
  gap: 8px;
  align-items: flex-end;
}
@media (max-width: 768px) {
  .user-profile-actions { flex-direction: row; }
}
.modal-panel--lg { max-width: 720px; }
.modal-kicker { font-size: 11px; letter-spacing: 2px; color: var(--text-3); text-transform: uppercase; }

/* ============ 目录可点击跳转 ============ */
.lesson-jump {
  transition: background 0.2s, transform 0.2s;
}
.lesson-jump:hover {
  background: rgba(0, 180, 255, 0.08);
  transform: translateX(4px);
}
.lesson-jump::after {
  content: '';
  margin-left: auto;
  color: var(--star-blue-light);
  opacity: 0.6;
  font-size: 14px;
}