/* ============================================================
   SLTE Layout — Sidebar, Main, Topbar, Mobile Nav
   图标: Heroicons SVG + Iconify
   动画: Lottie JSON (空状态)
   ============================================================ */

/* ── App Root ── */
/* 默认 block，认证页面可正常居中 */
#app {
  display: block;
  min-height: 100vh;
  position: relative;
}

/* 应用页面时（有侧边栏布局）改为 flex */
#app.app-mode {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  min-height: 100vh;
}

/* 认证页面时保持 block */
#app.auth-mode {
  display: block;
  min-height: 100vh;
}

/* ── Sidebar ── */
.sidebar {
  width: var(--sidebar-width);
  height: 100vh;
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  background: var(--color-surface);
  border-right: 1px solid var(--color-border-light);
  display: flex;
  flex-direction: column;
  z-index: var(--z-sticky);
  transition: transform var(--duration-base) var(--ease-out);
  overflow: hidden;
  box-shadow: none;
}


/* Logo */
.sidebar-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 0 var(--space-3);
  height: var(--topbar-height);
  border-bottom: 1px solid var(--color-divider);
  flex-shrink: 0;
}
.sidebar-logo-img {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  object-fit: contain;
  flex-shrink: 0;
}
.sidebar-logo-icon {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 18px;
  flex-shrink: 0;
}
.sidebar-logo-text {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text-primary);
  white-space: nowrap;
  letter-spacing: -.02em;
}

/* Nav scroll area */
.sidebar-nav {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-2) 0;
  scrollbar-width: none;
}
.sidebar-nav::-webkit-scrollbar { display: none; }

/* Nav Group */
.nav-group {
  margin-bottom: 8px;
}
.nav-group-label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--color-text-disabled);
  padding: 10px var(--space-3) 8px;
}

/* Nav Item */
.nav-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  margin: 0 10px 6px;
  border-radius: var(--radius-sm);
  border: 1px solid transparent;
  color: var(--color-text-secondary);
  font-size: var(--text-base);
  font-weight: 600;
  cursor: pointer;
  position: relative;
  white-space: nowrap;
  overflow: hidden;
  text-decoration: none;
  transition: background var(--duration-fast) var(--ease-out),
              color var(--duration-fast) var(--ease-out);
  /* GPU 加速 */
  will-change: transform;
  transform: translate3d(0,0,0);
}
.nav-item:hover {
  background: var(--color-surface-2);
  color: var(--color-text-primary);
  border-color: var(--color-border-light);
}
.nav-item.active {
  background: var(--color-primary-bg);
  color: var(--color-primary);
  border-color: var(--color-primary-muted);
}
.nav-item.active .nav-icon svg,
.nav-item.active .nav-icon .iconify {
  color: var(--color-primary);
}

.nav-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 24px;
  height: 24px;
}
.nav-icon svg { width: 20px; height: 20px; }
.nav-label { flex: 1; }
.nav-badge {
  font-size: 11px;
  font-weight: 700;
  padding: 4px 8px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: #fff;
  text-transform: uppercase;
  letter-spacing: .5px;
}

/* Sidebar Footer */
.sidebar-footer {
  padding: var(--space-2);
  border-top: 1px solid var(--color-divider);
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.sidebar-user {
  display: flex;
  align-items: center;
  gap: 12px;
  flex: 1;
  min-width: 0;
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  background: var(--color-surface-2);
}
.sidebar-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 15px;
  flex-shrink: 0;
}
.sidebar-user-info { min-width: 0; flex: 1; }
.sidebar-user-email {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text-primary);
}
.sidebar-user-balance {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
  margin-top: 2px;
}
.logout-btn {
  flex-shrink: 0;
  color: var(--color-text-muted);
}
.logout-btn svg { width: 18px; height: 18px; }
.logout-btn:hover { color: var(--color-danger); background: var(--color-danger-bg); }

/* ── Main Wrapper ── */
.main-wrapper {
  margin-left: var(--sidebar-width);
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  min-height: 100vh;

}

/* ── Topbar (全局显示) ── */
.topbar {
  /* 高度和 padding-top 通过 JS 动态注入 --safe-top CSS 变量控制，默认为 0px。
     这样可以在 JS 中测量实际状态栏高度并限制最大値，避免 Via、游戏浏览器等返回异常大的 safe-area 导致导航栏偏低 */
  height: calc(var(--topbar-height) + var(--safe-top, 0px));
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border-light);
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
      -ms-flex-align: center;
          align-items: center;
  padding: var(--safe-top, 0px) var(--space-2) 0;
  gap: var(--space-1);
  position: -webkit-sticky;
  position: sticky;
  top: 0;
  z-index: var(--z-sticky);
  -webkit-backdrop-filter: blur(8px);
          backdrop-filter: blur(8px);
}
/* PC 端：隐藏 menu-toggle，topbar 左侧留出侧边栏宽度 */
@media (min-width: 769px) {
  #menu-toggle { display: none; }
  .topbar { padding-left: calc(var(--sidebar-width) + var(--space-2)); }
  .main-wrapper { margin-top: 0; }
}
.topbar-title {
  flex: 1;
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.topbar-actions { display: flex; align-items: center; gap: 8px; }
.topbar-notice {
  color: var(--color-text-muted);
}
.topbar-notice svg { width: 20px; height: 20px; }
#menu-toggle svg { width: 20px; height: 20px; }

/* ── Content ── */
.content {
  flex: 1;
  padding: clamp(24px, 3vw, 40px);
  width: min(100%, var(--content-max-width));
  max-width: none;
  margin: 0 auto;
}

/* ── Page Header ── */
.page-header { margin-bottom: var(--space-4); }
.page-title {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text-primary);
  line-height: 1.15;
  letter-spacing: -.03em;
}
.page-subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-top: 8px;
}

/* ── Dashboard Grid ── */
.dashboard-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}
.dashboard-row {
  display: flex;
  gap: var(--space-3);
  align-items: flex-start;
  margin-bottom: var(--space-3);
}

/* ── Mobile Bottom Nav (4 items) ── */
.mobile-nav {
  display: none;
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  /* 高度和 padding-bottom 同样通过 JS 动态注入 --safe-bottom 变量 */
  height: calc(var(--mobile-nav-height) + var(--safe-bottom, 0px));
  background: var(--color-surface);
  border-top: 1px solid var(--color-border-light);
  z-index: var(--z-sticky);
  padding: 0;
  align-items: stretch;
  justify-content: space-around;
  box-shadow: none;
  padding-bottom: var(--safe-bottom, 0px);
}
.mobile-nav-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
  flex: 1;
  padding: 10px 6px;
  color: var(--color-text-muted);
  font-size: 12px;
  font-weight: 600;
  cursor: pointer;
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-out);
  position: relative;
  /* GPU 加速 */
  transform: translate3d(0,0,0);
  will-change: transform;
}
.mobile-nav-item.active {
  color: var(--color-primary);
}
/* Active indicator dot */
.mobile-nav-item.active::before {
  content: '';
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 28px;
  height: 3px;
  background: var(--color-primary);
  border-radius: 0 0 var(--radius-full) var(--radius-full);
}
.mobile-nav-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  transition: transform var(--duration-fast) var(--ease-out);
}
.mobile-nav-icon svg { width: 24px; height: 24px; }
.mobile-nav-item.active .mobile-nav-icon {
  transform: scale(1.1) translate3d(0,0,0);
}
.mobile-nav-label { line-height: 1; }

/* Sidebar overlay */
.sidebar-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.35);
  z-index: calc(var(--z-sticky) - 1);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(2px);
}

/* ============================================================
   Page Components
   ============================================================ */

/* Plans */
.period-tabs {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  margin-bottom: var(--space-3);
}
.period-tab {
  padding: 11px 18px;
  border-radius: var(--radius-full);
  font-size: var(--text-base);
  font-weight: 600;
  border: 1px solid var(--color-border);
  color: var(--color-text-secondary);
  background: var(--color-surface);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  transform: translate3d(0,0,0);
}
.period-tab:hover { border-color: var(--color-primary-muted); color: var(--color-primary); }
.period-tab.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  box-shadow: none;
}

.plans-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: var(--space-3);
}
.plan-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: calc(var(--space-3) + 2px);
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
  position: relative;
  overflow: hidden;
  transition: box-shadow var(--duration-base) var(--ease-out),
              border-color var(--duration-base) var(--ease-out);
}
.plan-card:hover {
  border-color: var(--color-primary-muted);
  box-shadow: var(--shadow-sm);
}
.plan-card-featured {
  border-color: var(--color-primary);
  background: var(--color-surface);
  box-shadow: inset 0 0 0 1px var(--color-primary-muted);
}
.plan-badge {
  position: absolute;
  top: 18px;
  right: -8px;
  background: var(--color-primary);
  color: #fff;
  font-size: 12px;
  font-weight: 600;
  padding: 5px 16px 5px 12px;
  border-radius: var(--radius-full) 0 0 var(--radius-full);
}
.plan-name { font-size: var(--text-lg); font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.plan-price { display: flex; align-items: baseline; gap: 4px; margin: 8px 0 4px; flex-wrap: nowrap; white-space: nowrap; }
.plan-currency { font-size: var(--text-md); color: var(--color-primary); font-weight: 600; white-space: nowrap; }
.plan-amount { font-size: var(--text-3xl); font-weight: 800; color: var(--color-primary); line-height: .95; white-space: nowrap; }
.plan-period { font-size: var(--text-sm); color: var(--color-text-muted); white-space: nowrap; }
.plan-features { display: flex; flex-direction: column; gap: 10px; margin: 10px 0 4px; }
.plan-feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: var(--text-base);
  color: var(--color-text-secondary);
}
.plan-feature .iconify { color: var(--color-primary); font-size: 18px; flex-shrink: 0; }

/* Orders */
.orders-list { display: flex; flex-direction: column; }
.order-item {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: var(--space-2) var(--space-1);
  border-bottom: 1px solid var(--color-divider);
  gap: var(--space-2);
}
.order-item:last-child { border-bottom: none; }
.order-item-left { flex: 1; min-width: 0; }
.order-item-right { display: flex; flex-direction: column; align-items: flex-end; gap: 6px; flex-shrink: 0; }
.order-plan-name { font-size: var(--text-md); font-weight: 700; }
.order-meta { display: flex; align-items: center; gap: 8px; margin-top: 6px; flex-wrap: wrap; font-size: var(--text-sm); }
.order-amount { font-size: var(--text-lg); font-weight: 700; }

/* Payment Methods */
.payment-methods { display: flex; flex-direction: column; gap: 8px; }
.payment-method {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 15px var(--space-2);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  transform: translate3d(0,0,0);
}
.payment-method:hover { border-color: var(--color-primary-muted); }
.payment-method.selected {
  border-color: var(--color-primary);
  background: var(--color-primary-bg);
}
.payment-method input[type=radio] { display: none; }
.payment-icon { font-size: 24px; }
.payment-name { font-size: var(--text-base); font-weight: 600; flex: 1; }

/* Order Summary */
.order-summary {
  background: var(--color-surface-2);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  margin-bottom: var(--space-3);
}
.order-summary-row {
  display: flex;
  justify-content: space-between;
  padding: 8px 0;
  font-size: var(--text-base);
  border-bottom: 1px solid var(--color-divider);
}
.order-summary-row:last-child { border-bottom: none; }
.order-total {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-1) 0;
  border-top: 1px solid var(--color-divider);
}
.order-total-amount { font-size: var(--text-xl); font-weight: 800; color: var(--color-primary); }

/* Deposit */
.deposit-layout { display: flex; gap: var(--space-2); align-items: flex-start; }
.deposit-presets { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; }
.deposit-preset {
  padding: 14px 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text-secondary);
  background: var(--color-surface);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  text-align: center;
  transform: translate3d(0,0,0);
}
.deposit-preset:hover { border-color: var(--color-primary-muted); color: var(--color-primary); }
.deposit-preset.active {
  border-color: var(--color-primary);
  background: var(--color-primary-bg);
  color: var(--color-primary);
}
.bonus-tiers { background: var(--color-success-bg); border-radius: var(--radius-md); padding: var(--space-3); }
.bonus-list { display: flex; flex-direction: column; gap: 6px; }
.bonus-item { display: flex; justify-content: space-between; font-size: var(--text-base); }

/* Giftcard */
.giftcard-layout { display: flex; justify-content: center; }
.giftcard-hero { text-align: center; padding: var(--space-3) 0 0; }
.giftcard-icon { font-size: 56px; margin-bottom: var(--space-1); }
.giftcard-title { font-size: var(--text-2xl); font-weight: 700; }
.giftcard-desc { margin-top: 8px; font-size: var(--text-base); }
.giftcard-type-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 8px; }
.giftcard-type-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 16px 10px;
  background: var(--color-surface-2);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
  text-align: center;
}
.giftcard-type-icon { font-size: 28px; }

/* Invite */
.invite-code-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) 0;
  border-bottom: 1px solid var(--color-divider);
  gap: var(--space-1);
}
.invite-code-item:last-child { border-bottom: none; }
.invite-code-info { display: flex; align-items: center; gap: 10px; flex: 1; min-width: 0; }
.invite-code-text {
  font-family: var(--font-mono);
  font-size: var(--text-base);
  background: var(--color-surface-2);
  padding: 6px 12px;
  border-radius: 6px;
  border: 1px solid var(--color-border);
  letter-spacing: 1px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  max-width: 240px;
}

/* Table */
.table-wrapper { overflow-x: auto; -webkit-overflow-scrolling: touch; }
.data-table { width: 100%; border-collapse: collapse; font-size: var(--text-base); }
.data-table th {
  text-align: left;
  padding: 14px 16px;
  font-weight: 600;
  color: var(--color-text-muted);
  border-bottom: 1px solid var(--color-divider);
  white-space: nowrap;
}
.data-table td {
  padding: 16px;
  border-bottom: 1px solid var(--color-border-light);
  white-space: nowrap;
}
.data-table tr:last-child td { border-bottom: none; }
.data-table tr:hover td { background: var(--color-surface-2); }

/* Tickets */
.tickets-list { display: flex; flex-direction: column; }
.ticket-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-2) var(--space-1);
  border-bottom: 1px solid var(--color-divider);
  cursor: pointer;
  transition: background var(--duration-fast);
  gap: var(--space-2);
}
.ticket-item:last-child { border-bottom: none; }
.ticket-item:hover {
  background: var(--color-surface-2);
  border-radius: var(--radius-sm);
}
.ticket-item-left { flex: 1; min-width: 0; }
.ticket-item-right { display: flex; flex-direction: column; align-items: flex-end; gap: 4px; flex-shrink: 0; }
.ticket-subject { font-size: var(--text-md); font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

/* Ticket Messages */
.ticket-messages { display: flex; flex-direction: column; gap: var(--space-2); }
.ticket-msg { display: flex; }
.ticket-msg-user { justify-content: flex-end; }
.ticket-msg-staff { justify-content: flex-start; }
.ticket-msg-bubble {
  max-width: 80%;
  padding: 14px 16px;
  border-radius: var(--radius-md);
}
.ticket-msg-user .ticket-msg-bubble {
  background: var(--color-primary);
  color: #fff;
  border-bottom-right-radius: 4px;
}
.ticket-msg-staff .ticket-msg-bubble {
  background: var(--color-surface-2);
  border: 1px solid var(--color-border-light);
  border-bottom-left-radius: 4px;
}
.ticket-msg-user .ticket-msg-time { color: rgba(255,255,255,.7); }
.ticket-msg-text { font-size: var(--text-base); line-height: 1.7; white-space: pre-wrap; }
.ticket-msg-time { margin-top: 4px; }

/* Knowledge */
.knowledge-list { display: flex; flex-direction: column; }
.knowledge-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-divider);
  cursor: pointer;
  transition: color var(--duration-fast);
}
.knowledge-item:last-child { border-bottom: none; }
.knowledge-item:hover { color: var(--color-primary); }
.knowledge-item-title { flex: 1; font-size: var(--text-base); font-weight: 600; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; min-width: 0; }
.knowledge-article { font-size: var(--text-base); line-height: var(--leading-loose); color: var(--color-text-secondary); }
.knowledge-article h1,.knowledge-article h2,.knowledge-article h3 { color: var(--color-text-primary); margin: var(--space-2) 0 var(--space-1); font-weight: 700; }
.knowledge-article p { margin-bottom: var(--space-1); }
.knowledge-article code { font-family: var(--font-mono); background: var(--color-surface-2); padding: 2px 6px; border-radius: 4px; font-size: .9em; }
.knowledge-article pre { background: var(--color-surface-2); padding: var(--space-2); border-radius: var(--radius-md); overflow-x: auto; margin: var(--space-1) 0; }
.knowledge-article a { color: var(--color-primary); text-decoration: underline; }
.knowledge-article img { border-radius: var(--radius-md); max-width: 100%; }

/* Profile */
.profile-layout { display: flex; flex-direction: column; gap: var(--space-2); }
.profile-avatar-section { display: flex; align-items: center; gap: var(--space-2); margin-bottom: var(--space-2); }
.profile-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: var(--color-primary-bg);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  font-weight: 700;
  flex-shrink: 0;
}
.profile-info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-1); }
.profile-info-item { padding: var(--space-2); background: var(--color-surface-2); border-radius: var(--radius-sm); }
.profile-info-label { font-size: var(--text-sm); color: var(--color-text-muted); margin-bottom: 6px; }
.profile-info-value { font-size: var(--text-base); font-weight: 700; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.settings-list { display: flex; flex-direction: column; }
.settings-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  border-bottom: 1px solid var(--color-divider);
  gap: var(--space-2);
}
.settings-item:last-child { border-bottom: none; }
.settings-item-label { font-size: var(--text-base); font-weight: 600; }
.settings-item-desc { font-size: var(--text-base); color: var(--color-text-muted); margin-top: 4px; }

.session-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-divider);
  gap: var(--space-1);
}
.session-item:last-child { border-bottom: none; }
.session-info { flex: 1; min-width: 0; }

/* Quick Actions */
.quick-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.quick-action-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 22px 16px;
  background: var(--qa-bg, var(--color-surface-2));
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border);
  cursor: pointer;
  color: var(--qa-text, var(--color-text-secondary));
  transition: border-color var(--duration-fast) var(--ease-out),
              background var(--duration-fast) var(--ease-out);
}
.quick-action-btn:hover {
  border-color: var(--color-primary-muted);
  background: var(--color-surface);
}
.quick-action-icon { font-size: 26px; }
.quick-action-label { font-size: var(--text-sm); font-weight: 600; }

/* Subscribe Info */
.subscribe-url-box { background: var(--color-surface-2); border-radius: var(--radius-md); padding: var(--space-3); }
.subscribe-stat-item { padding: 12px; background: var(--color-surface-2); border-radius: var(--radius-sm); white-space: nowrap; }
.subscribe-stat-item .text-sm { white-space: nowrap; }

/* 订阅操作列表 */
.sub-action-list {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-border-light);
  border-radius: var(--radius-md);
  overflow: hidden;
}
.sub-action-item {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 18px;
  background: var(--color-surface);
  border: none;
  border-bottom: 1px solid var(--color-border-light);
  cursor: pointer;
  text-decoration: none;
  color: var(--color-text-primary);
  transition: background var(--duration-fast);
  width: 100%;
  text-align: left;
}
.sub-action-item:last-child { border-bottom: none; }
.sub-action-item:hover { background: var(--color-surface-2); }
.sub-action-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.sub-action-label {
  flex: 1;
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-text-primary);
}
.sub-action-arrow {
  font-size: 20px;
  color: var(--color-text-muted);
  line-height: 1;
}

/* Notice */
.notice-list { display: flex; flex-direction: column; }
.notice-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 0;
  border-bottom: 1px solid var(--color-divider);
  cursor: pointer;
  transition: color var(--duration-fast);
}
.notice-item:last-child { border-bottom: none; }
.notice-item:hover { color: var(--color-primary); }
.notice-title { font-size: var(--text-base); font-weight: 600; flex: 1; }

/* Servers */
.servers-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: var(--space-2);
}
.server-card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-3);
  box-shadow: var(--shadow-xs);
  transition: box-shadow var(--duration-fast), border-color var(--duration-fast);
}
.server-card:hover {
  box-shadow: var(--shadow-sm);
  border-color: var(--color-primary-muted);
}

/* Lottie empty state */
.lottie-empty { margin: 0 auto; }

/* Auth styles: see index.html <style> block */

/* ============================================================
   Responsive — Tablet (≤1024px)
   ============================================================ */
@media (max-width: 1024px) {
  .dashboard-grid { grid-template-columns: repeat(2, 1fr); }
  .dashboard-row { flex-direction: column; }
  .dashboard-row > .card { width: 100% !important; min-width: unset !important; }
  .deposit-layout { flex-direction: column; }
  .deposit-layout > .card { width: 100% !important; min-width: unset !important; }
  .content { padding: 24px; width: 100%; }
}

/* ============================================================
   Responsive — Mobile (≤768px)
   ============================================================ */
@media (max-width: 768px) {
  html { font-size: 16px; }
  body { font-size: 16px; }
  :root {
    --text-xs:   11px;
    --text-sm:   13px;
    --text-base: 16px;
    --text-md:   17px;
    --text-lg:   20px;
    --text-xl:   24px;
    --text-2xl:  32px;
    --text-3xl:  40px;
  }

  /* Sidebar: off-canvas */
  .sidebar {
    width: min(88vw, 360px);
    transform: translate3d(-100%, 0, 0);
    z-index: var(--z-overlay);
    box-shadow: var(--shadow-lg);
  }
  .sidebar.open { transform: translate3d(0, 0, 0); }

  /* Main: full width */
  .main-wrapper {
    margin-left: 0;
    padding-bottom: calc(var(--mobile-nav-height) + var(--safe-bottom, 0px));
  }

  /* Mobile nav */
  .mobile-nav { display: flex; }

  /* Content padding */
  .content { padding: 18px; width: 100%; }

  /* Dashboard */
  .dashboard-grid { grid-template-columns: 1fr 1fr; gap: var(--space-2); }
  .stat-card { padding: var(--space-3); }
  .stat-card-value { font-size: clamp(28px, 10vw, 36px); }

  /* Plans */
  .plans-grid { grid-template-columns: 1fr; }
  .giftcard-type-grid { grid-template-columns: repeat(2, 1fr); }

  /* Auth: handled in index.html */

  /* Profile */
  .profile-info-grid { grid-template-columns: 1fr; }

  /* Invite */
  .invite-code-item { flex-direction: column; align-items: flex-start; }

  /* Quick actions */
  .quick-actions { grid-template-columns: repeat(2, 1fr); }

  /* Modal: bottom sheet */
  .modal-overlay { align-items: flex-end; padding: 0; }
  .modal {
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    max-height: 92vh;
    animation: modal-slide-up var(--duration-base) var(--ease-out);
  }
  @keyframes modal-slide-up {
    from { transform: translate3d(0, 100%, 0); }
    to   { transform: translate3d(0, 0, 0); }
  }

  /* Page header */
  .page-title { font-size: var(--text-xl); }

  /* 表格在移动端紧凑 */
  .data-table { font-size: var(--text-sm); }
  .data-table th { padding: 10px 12px; }
  .data-table td { padding: 12px; }

  /* 订单列表在移动端紧凑 */
  .order-item { flex-direction: column; align-items: flex-start; padding: var(--space-2); }
  .order-item-right { align-items: flex-start; }
  .order-plan-name { font-size: var(--text-base); }
  .order-amount { font-size: var(--text-md); }
  .order-meta { font-size: var(--text-sm); }

  /* 工单列表在移动端紧凑 */
  .ticket-item { padding: var(--space-2); }
  .ticket-msg-bubble { max-width: 92%; }

  /* 设置项在移动端紧凑 */
  .settings-item { align-items: flex-start; padding: var(--space-2) 0; }
  .settings-item-label { font-size: var(--text-base); }
  .settings-item-desc { font-size: var(--text-sm); }

  .mobile-nav-item { font-size: 12px; }
  .mobile-nav-icon { width: 28px; height: 28px; }
  .mobile-nav-icon svg { width: 26px; height: 26px; }

  /* Toast: bottom */
  #toast-container {
    left: var(--space-1);
    right: var(--space-1);
    top: auto;
    bottom: calc(var(--mobile-nav-height) + env(safe-area-inset-bottom, 0px) + var(--space-1));
  }
  .toast { min-width: unset; max-width: 100%; }
}

@media (max-width: 480px) {
  :root {
    --text-xs:   11px;
    --text-sm:   13px;
    --text-base: 15px;
    --text-md:   16px;
    --text-lg:   18px;
    --text-xl:   22px;
    --text-2xl:  28px;
    --text-3xl:  34px;
  }
  .dashboard-grid { grid-template-columns: 1fr; }
  .giftcard-type-grid { grid-template-columns: repeat(2, 1fr); }
  .quick-actions { grid-template-columns: repeat(2, 1fr); }
  .servers-grid { grid-template-columns: 1fr; }
  /* 订阅链接输入框在极小屏缩小字体 */
  .subscribe-url-box input { font-size: 13px; }
}

/* ── Toggle Switch (自动续费开关) ── */
.auto-renewal-toggle {
  display: flex;
  align-items: center;
  gap: 8px;
}
.auto-renewal-label {
  white-space: nowrap;
}
.toggle-switch {
  position: relative;
  width: 50px;
  height: 28px;
  border-radius: 12px;
  background: var(--color-border);
  border: none;
  cursor: pointer;
  transition: background var(--duration-base) var(--ease-out);
  flex-shrink: 0;
  padding: 0;
  outline: none;
}
.toggle-switch.on {
  background: var(--color-primary);
}
.toggle-switch:focus-visible {
  box-shadow: 0 0 0 3px var(--color-primary-bg);
}
.toggle-thumb {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #fff;
  box-shadow: 0 1px 3px rgba(0,0,0,.2);
  transition: transform var(--duration-base) var(--ease-out);
  pointer-events: none;
}
.toggle-switch.on .toggle-thumb {
  transform: translateX(22px);
}
.toggle-switch.toggle-loading {
  opacity: 0.6;
  cursor: not-allowed;
}

/* ── Plan Category Tabs ── */
.plan-cat-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: var(--space-2);
  flex-wrap: wrap;
}
.plan-cat-tab {
  padding: 10px 20px;
  border-radius: var(--radius-full);
  border: 1px solid var(--color-border);
  background: var(--color-surface);
  color: var(--color-text-secondary);
  font-size: var(--text-base);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-out);
  white-space: nowrap;
}
.plan-cat-tab:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  background: var(--color-primary-bg);
}
.plan-cat-tab.active {
  background: var(--color-primary);
  border-color: var(--color-primary);
  color: #fff;
  box-shadow: none;
}

/* ── Order Detail ── */
.order-detail-hero {
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: var(--space-3) var(--space-2);
  text-align: center;
  border-bottom: 1px solid var(--color-divider);
  margin-bottom: var(--space-2);
}
.order-detail-status-icon {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 12px;
}
.order-status-success { background: var(--color-success-bg); color: var(--color-success); }
.order-status-warning { background: var(--color-warning-bg); color: var(--color-warning); }
.order-status-neutral { background: var(--color-surface-2); color: var(--color-text-muted); }
.order-status-danger  { background: #FEF2F2; color: #E05252; }
.order-status-info    { background: var(--color-info-bg); color: var(--color-info); }

.order-detail-status-text {
  font-size: var(--text-md);
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 8px;
}
.order-detail-amount {
  font-size: var(--text-2xl);
  font-weight: 700;
  color: var(--color-text-primary);
  letter-spacing: -1px;
  margin-bottom: 4px;
}
.order-detail-rows {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.order-detail-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 0;
  border-bottom: 1px solid var(--color-divider);
  gap: var(--space-2);
}
.order-detail-row:last-child {
  border-bottom: none;
}
.order-detail-label {
  font-size: var(--text-base);
  flex-shrink: 0;
  min-width: 80px;
}
.order-detail-value {
  font-size: var(--text-base);
  text-align: right;
  word-break: break-all;
}
.order-detail-actions {
  margin-top: var(--space-2);
  padding-top: var(--space-2);
  border-top: 1px solid var(--color-divider);
}

/* ── Order item clickable ── */
.order-item {
  cursor: pointer;
  transition: background var(--duration-fast) var(--ease-out);
  border-radius: var(--radius-sm);
}
.order-item:hover {
  background: var(--color-surface-2);
}


/* ============================================================
   Dark Mode — 布局组件覆盖
   ============================================================ */

/* Topbar */
body[data-dark="1"] .topbar {
  background: var(--color-surface);
  border-bottom-color: var(--color-border);
}

/* Sidebar */
body[data-dark="1"] .sidebar {
  background: var(--color-surface);
  border-right-color: var(--color-border);
}
body[data-dark="1"] .sidebar-logo-text {
  color: var(--color-text-primary);
}
body[data-dark="1"] .sidebar-group-label {
  color: var(--color-text-muted);
}
body[data-dark="1"] .sidebar-item {
  color: var(--color-text-secondary);
}
body[data-dark="1"] .sidebar-item:hover {
  background: var(--color-surface-2);
  color: var(--color-text-primary);
}
body[data-dark="1"] .sidebar-item.active {
  background: var(--color-primary-bg);
  color: var(--color-primary);
}
body[data-dark="1"] .sidebar-divider {
  border-color: var(--color-border);
}
body[data-dark="1"] .sidebar-user {
  border-top-color: var(--color-border);
}
body[data-dark="1"] .sidebar-user-name {
  color: var(--color-text-primary);
}
body[data-dark="1"] .sidebar-user-plan {
  color: var(--color-text-muted);
}

/* Mobile Nav */
body[data-dark="1"] .mobile-nav {
  background: var(--color-surface);
  border-top-color: var(--color-border);
}
body[data-dark="1"] .mobile-nav-item {
  color: var(--color-text-muted);
}
body[data-dark="1"] .mobile-nav-item.active {
  color: var(--color-primary);
}

/* Topbar user dropdown */
body[data-dark="1"] .user-dropdown {
  background: var(--color-surface);
  border-color: var(--color-border);
}
body[data-dark="1"] .user-dropdown-header {
  background: var(--color-surface-2);
}
body[data-dark="1"] .user-dropdown-email {
  color: var(--color-text-primary);
}
body[data-dark="1"] .user-dropdown-balance {
  color: var(--color-text-secondary);
}
body[data-dark="1"] .user-dropdown-divider {
  border-color: var(--color-border);
}
body[data-dark="1"] .user-dropdown-item {
  color: var(--color-text-secondary);
}
body[data-dark="1"] .user-dropdown-item:hover {
  background: var(--color-surface-2);
  color: var(--color-text-primary);
}

/* Login / Auth page */
body[data-dark="1"] .auth-card {
  background: var(--color-surface);
  border-color: var(--color-border);
}
body[data-dark="1"] .auth-logo-text {
  color: var(--color-text-primary);
}
body[data-dark="1"] .auth-tab {
  color: var(--color-text-muted);
}
body[data-dark="1"] .auth-tab.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}
body[data-dark="1"] .auth-tabs {
  border-bottom-color: var(--color-border);
}

/* Dashboard stat cards */
body[data-dark="1"] .stat-card {
  background: var(--color-surface);
}
body[data-dark="1"] .stat-icon-wrap {
  background: var(--color-primary-bg);
}

/* Plan cards */
body[data-dark="1"] .plan-card {
  background: var(--color-surface);
  border-color: var(--color-border-light);
}
body[data-dark="1"] .plan-card:hover {
  border-color: var(--color-primary-muted);
}
body[data-dark="1"] .plan-card.selected {
  background: var(--color-primary-bg);
  border-color: var(--color-primary);
}
body[data-dark="1"] .plan-cat-tab {
  color: var(--color-text-muted);
  background: var(--color-surface-2);
}
body[data-dark="1"] .plan-cat-tab.active {
  background: var(--color-primary-bg);
  color: var(--color-primary);
}

/* Payment method cards */
body[data-dark="1"] .payment-method {
  background: var(--color-surface-2);
  border-color: var(--color-border);
}
body[data-dark="1"] .payment-method:hover {
  border-color: var(--color-primary-muted);
}
body[data-dark="1"] .payment-method.selected {
  background: var(--color-primary-bg);
  border-color: var(--color-primary);
}

/* Server status cards */
body[data-dark="1"] .server-card {
  background: var(--color-surface);
  border-color: var(--color-border-light);
}

/* Subscription action list */
body[data-dark="1"] .sub-action-list {
  background: var(--color-surface);
  border-color: var(--color-border);
}
body[data-dark="1"] .sub-action-item {
  border-bottom-color: var(--color-border-light);
  color: var(--color-text-primary);
}
body[data-dark="1"] .sub-action-item:hover {
  background: var(--color-surface-2);
}

/* Toast */
body[data-dark="1"] .toast {
  background: var(--color-surface);
  border-color: var(--color-border);
  color: var(--color-text-primary);
  box-shadow: var(--shadow-lg);
}

/* Skeleton loading */
body[data-dark="1"] .skeleton {
  background: linear-gradient(90deg, var(--color-surface-2) 25%, var(--color-border) 50%, var(--color-surface-2) 75%);
  background-size: 200% 100%;
}

/* QR code modal background */
body[data-dark="1"] #modal-sub-qr .modal {
  background: var(--color-surface);
}
body[data-dark="1"] #modal-sub-qr canvas {
  filter: invert(0);  /* QR 码保持黑白，不反色 */
}

/* Scrollbar in dark mode */
body[data-dark="1"] ::-webkit-scrollbar-thumb {
  background: var(--color-border);
}
body[data-dark="1"] ::-webkit-scrollbar-thumb:hover {
  background: var(--color-text-muted);
}