/* 极简 UI 样式 */
:root{--bg:#0f172a;--panel:#1e293b;--text:#e2e8f0;--muted:#94a3b8;--accent:#38bdf8;--ok:#22c55e;--warn:#f59e0b;--error:#ef4444}
*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:ui-sans-serif,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,Cantarell,Noto Sans,sans-serif}
.container{max-width:1080px;margin:32px auto;padding:0 16px}
.card{background:var(--panel);border-radius:12px;padding:20px;box-shadow:0 10px 30px rgba(0,0,0,.25)}
.header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}
.nav a{color:var(--text);text-decoration:none;margin-right:12px;padding:6px 10px;border-radius:8px}
.nav a:hover{background:rgba(255,255,255,.06)}
.btn{background:var(--accent);color:#002;padding:8px 14px;border:0;border-radius:10px;cursor:pointer}
.btn:disabled{opacity:.6;cursor:not-allowed}
.input{background:#0b1220;border:1px solid #28334a;border-radius:10px;padding:8px 10px;color:var(--text);outline:none}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.list{list-style:none;padding:0;margin:0}
.user-row{display:grid;grid-template-columns:48px 1fr auto;gap:12px;align-items:center;padding:10px;border-bottom:1px solid rgba(255,255,255,.06)}
.avatar{width:40px;height:40px;border-radius:50%;object-fit:cover}
.user-info .line{line-height:1.5}
.small{color:var(--muted);font-size:12px}
.toast{position:fixed;right:20px;bottom:20px;background:var(--panel);padding:10px 14px;border-radius:8px;box-shadow:0 8px 24px rgba(0,0,0,.3);opacity:0;transition:opacity .3s}
.toast.ok{border:1px solid var(--ok)}.toast.warn{border:1px solid var(--warn)}.toast.error{border:1px solid var(--error)}
hr{border:0;border-top:1px solid rgba(255,255,255,.08);margin:18px 0}
.qr-area img{width:190px;height:190px;object-fit:contain;background:#fff;border-radius:8px;padding:8px;border:1px solid #28334a}
.sub-row{display:grid;grid-template-columns:1fr auto auto;gap:12px;align-items:center;padding:10px;border-bottom:1px solid rgba(255,255,255,.06)}
.sub-actions button{margin-left:8px}
.tx-row{display:grid;grid-template-columns:120px 1fr 120px;gap:12px;align-items:center;padding:10px;border-bottom:1px solid rgba(255,255,255,.06)}

/* 增强变量，适配亮/暗主题与移动端间距 */
:root {
  --radius-lg: 16px;
  --shadow-md: 0 4px 14px rgba(0,0,0,0.15);
  --shadow-sm: 0 2px 8px rgba(0,0,0,0.1);
  --ring: 0 0 0 3px rgba(59,130,246,0.35);
}

/* 卡片与按钮细节优化 */
.card {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}

.btn {
  transition: transform .06s ease, box-shadow .2s ease, background-color .2s ease, color .2s ease;
}
.btn:hover { transform: translateY(-1px); box-shadow: var(--shadow-sm); }
.btn:active { transform: translateY(0); box-shadow: none; }
.btn:focus-visible { outline: none; box-shadow: var(--ring); }

/* 输入框聚焦态 */
input[type="text"], input[type="password"], input[type="number"], select {
  transition: border-color .15s ease, box-shadow .15s ease;
}
input[type="text"]:focus, input[type="password"]:focus, input[type="number"]:focus, select:focus {
  border-color: var(--primary);
  box-shadow: var(--ring);
  outline: none;
}

/* 导航在移动端可横向滚动，提升可达性 */
.nav {
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: thin;
}
.nav .nav-inner { display: inline-flex; gap: 8px; }

/* 登录区域在小屏下更紧凑 */
.login-wrapper { display: grid; gap: 16px; }
@media (min-width: 768px) {
  .login-wrapper { grid-template-columns: 1fr 1fr; align-items: start; }
}

/* 覆盖二维码尺寸以适配移动端（覆盖上方固定 190px 规则） */
.qr-area img, .qr-area canvas {
  width: min(220px, 64vw);
  height: min(220px, 64vw);
}

/* 表格与列表在移动端断行显示 */
.table, .user-list, .sub-list, .tx-list {
  overflow-x: auto;
}
.user-row, .sub-row, .tx-row {
  grid-template-columns: 1fr;
  gap: 8px;
}
@media (min-width: 640px) {
  /* 保持与实际 DOM 一致：
     user-row: 头像 | 信息 | 操作
     sub-row: 基本信息 | 设置倍率 | 充值
     tx-row: 时间 | 描述 | 金额 */
  .user-row { grid-template-columns: 48px 1fr auto; }
  .sub-row { grid-template-columns: 1fr auto auto; }
  .tx-row { grid-template-columns: 140px 1fr 120px; }
}

/* 底部浮动提示与加载态 */
.toast {
  position: fixed; left: 50%; transform: translateX(-50%);
  bottom: 16px; background: rgba(0,0,0,.8); color: #fff;
  padding: 10px 14px; border-radius: 12px; font-size: 14px; z-index: 50;
}
.loading { opacity: .7; pointer-events: none; }

/* 表单行更易点按 */
.form-row { display: grid; gap: 10px; }
@media (min-width: 640px) { .form-row { grid-template-columns: 1fr 1fr; } }

/* 按钮尺寸在移动端更友好 */
.btn { min-height: 38px; padding: 0 14px; border-radius: 10px; }

/* 容器边距在小屏更紧凑 */
.container { padding: 12px; }
@media (min-width: 768px) { .container { padding: 20px; } }

/* API Base 设置区在移动端折行 */
.api-base-bar { display: grid; grid-template-columns: 1fr auto; gap: 8px; align-items: center; }
@media (min-width: 640px) { .api-base-bar { grid-template-columns: 1fr auto auto; } }

/* 徽章与列表辅助样式 */
.badge { display: inline-block; padding: 2px 6px; border-radius: 999px; font-size: 12px; line-height: 1; margin-left: 8px; border: 1px solid var(--border); }
.badge.ok { background: rgba(46, 204, 113, 0.12); color: #2ecc71; border-color: rgba(46, 204, 113, 0.5); }
.badge.warn { background: rgba(241, 196, 15, 0.12); color: #f1c40f; border-color: rgba(241, 196, 15, 0.5); }
.badge.error { background: rgba(231, 76, 60, 0.12); color: #e74c3c; border-color: rgba(231, 76, 60, 0.5); }
.user-actions .platform-select { margin: 0 8px; min-width: 100px; }
.user-actions .license-select { margin: 0 8px; min-width: 120px; }

.platform-checkboxes {
  display: flex;
  gap: 12px;
  margin: 8px 0;
  flex-wrap: wrap;
}

.checkbox-wrapper {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* 禁用按钮样式 */
.btn:disabled {
  background-color: #94a3b8 !important;
  color: #64748b !important;
  cursor: not-allowed !important;
  opacity: 0.7;
}

.checkbox-wrapper input[type="checkbox"] {
  margin: 0;
  cursor: not-allowed;
}

.checkbox-wrapper input[type="checkbox"]:disabled {
  opacity: 0.7;
}

.checkbox-label {
  font-size: 12px;
  color: #64748b;
  cursor: not-allowed;
  user-select: none;
}

.checkbox-wrapper input[type="checkbox"]:checked + .checkbox-label {
  color: #10b981;
  font-weight: 500;
}

/* 彩色状态胶囊：用于平台复选框右侧文案，更显眼 */
.status-chip {
  display: inline-block;
  padding: 2px 8px;
  border-radius: 999px;
  font-size: 12px;
  line-height: 18px;
  border: 1px solid transparent;
}

.chip-ok {
  background: rgba(16, 185, 129, 0.14);
  color: #10b981;
  border-color: rgba(16, 185, 129, 0.35);
}

.chip-warn {
  background: rgba(245, 158, 11, 0.16);
  color: #f59e0b;
  border-color: rgba(245, 158, 11, 0.35);
}

.chip-error {
  background: rgba(239, 68, 68, 0.14);
  color: #ef4444;
  border-color: rgba(239, 68, 68, 0.35);
}

.chip-none {
  background: rgba(100, 116, 139, 0.14);
  color: #64748b;
  border-color: rgba(100, 116, 139, 0.35);
}

/* 原有样式保留在后面，避免干扰 */
.user-actions .platform-select { margin: 0 8px; min-width: 100px; }
.user-actions .license-select { margin: 0 8px; min-width: 120px; }

.platform-checkboxes {
  display: flex;
  gap: 12px;
  margin: 8px 0;
  flex-wrap: wrap;
}

.checkbox-wrapper {
  display: flex;
  align-items: center;
  gap: 4px;
}

/* 禁用按钮样式 */
.btn:disabled {
  background-color: #94a3b8 !important;
  color: #64748b !important;
  cursor: not-allowed !important;
  opacity: 0.7;
}

.checkbox-wrapper input[type="checkbox"] {
  margin: 0;
  cursor: not-allowed;
}

.checkbox-wrapper input[type="checkbox"]:disabled {
  opacity: 0.7;
}

.checkbox-label {
  font-size: 12px;
  color: #64748b;
  cursor: not-allowed;
  user-select: none;
}

.checkbox-wrapper input[type="checkbox"]:checked + .checkbox-label {
  color: #10b981;
  font-weight: 500;
}