.app-page { min-height: 100vh; }
.app-main { padding: 48px 0 80px; }
.session-loading { display: flex; min-height: calc(100vh - 79px); align-items: center; justify-content: center; gap: 12px; color: var(--text-soft); }
.session-spinner { width: 22px; height: 22px; border: 2px solid var(--border); border-top-color: var(--accent); border-radius: 50%; animation: session-spin .7s linear infinite; }
@keyframes session-spin { to { transform: rotate(360deg); } }
.auth-layout { display: grid; min-height: calc(100vh - 79px); grid-template-columns: 1fr 1fr; align-items: stretch; }
.auth-intro { display: flex; justify-content: center; flex-direction: column; padding: 8vw; background: var(--surface-soft); }
.auth-intro h1 { max-width: 650px; margin: 0; font-size: clamp(2.6rem, 6vw, 5rem); line-height: 0.98; letter-spacing: -0.055em; }
.auth-intro p { max-width: 600px; font-size: 1.05rem; }
.auth-panel-wrap { display: grid; place-items: center; padding: 48px 24px; }
.auth-panel { width: min(100%, 460px); }
.auth-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; margin-bottom: 24px; padding: 4px; border-radius: 12px; background: var(--surface-soft); }
.auth-tabs button { min-height: 40px; border: 0; border-radius: 9px; background: transparent; color: var(--text-soft); cursor: pointer; font-weight: 700; }
.auth-tabs button.is-active { background: var(--surface); color: var(--text); box-shadow: 0 2px 10px rgba(0,0,0,.06); }
.form-stack { display: grid; gap: 16px; }
.field { display: grid; gap: 7px; color: var(--text-soft); font-size: .88rem; font-weight: 650; }
.field input { width: 100%; min-height: 46px; padding: 0 13px; border: 1px solid var(--border); border-radius: 10px; background: var(--bg); color: var(--text); outline: none; }
.field input:focus { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent), transparent 82%); }
.form-note { min-height: 24px; margin: 0; color: var(--text-soft); font-size: .9rem; }
.form-note.error { color: var(--danger); }
.form-note.success { color: var(--success); }
.code-field { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px; align-items: end; }
.code-field .button { min-height: 46px; white-space: nowrap; }
.field-help { margin: -9px 0 0; color: var(--text-soft); font-size: .8rem; line-height: 1.5; }
.trial-note { margin: 20px 0 0; padding: 16px; border-radius: 12px; background: var(--surface-soft); color: var(--text-soft); font-size: .9rem; }

.workspace { display: grid; width: min(calc(100% - 40px), 1280px); margin: 0 auto; grid-template-columns: 250px minmax(0, 1fr); gap: 24px; }
.sidebar { position: sticky; top: 92px; align-self: start; padding: 18px; border: 1px solid var(--border); border-radius: 18px; background: var(--surface); }
.account-card { padding: 10px 8px 18px; border-bottom: 1px solid var(--border); }
.account-card strong, .account-card span { display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.account-card span { color: var(--text-soft); font-size: .82rem; }
.settings-card { max-width: 620px; }
.settings-card .form-stack { margin-top: 24px; }
/* 套餐页：按等级区分的说明面板 + 价格待定目录 */
.tier-panel { display: grid; gap: 10px; margin-bottom: 28px; }
.tier-panel h2 { margin: 0; }
.tier-panel .button { justify-self: start; }
.tier-entry-grid { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 6px; }
.plan-catalog { display: grid; gap: 4px; }
/* 管理后台分区导航：一次只显示一个区 */
.admin-section-nav { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 24px; padding: 4px; border-radius: 12px; background: var(--surface-soft); }
.admin-section-nav button { min-height: 40px; padding: 0 16px; border: 0; border-radius: 9px; background: transparent; color: var(--text-soft); cursor: pointer; font-weight: 700; }
.admin-section-nav button.is-active { background: var(--surface); color: var(--text); box-shadow: 0 2px 10px rgba(0,0,0,.06); }
.admin-section { display: none; margin-top: 20px; }
.admin-section.is-active { display: block; }
.admin-search { width: min(100%, 420px); min-height: 44px; margin-bottom: 12px; padding: 0 13px; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); color: var(--text); }
.admin-order-filters { display: flex; flex-wrap: wrap; gap: 10px; }
.admin-order-filters select { width: 160px; }
.section-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 16px; margin-bottom: 12px; }
.section-heading h2 { margin: 0; }
.table-scroll { overflow-x: auto; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); }
.data-table { width: 100%; border-collapse: collapse; font-size: .88rem; }
.data-table th, .data-table td { padding: 12px 14px; border-bottom: 1px solid var(--border); text-align: left; white-space: nowrap; }
.data-table tr:last-child td { border-bottom: 0; }
.data-table th { color: var(--text-soft); font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; }
.danger-text { color: var(--danger); }
.inline-admin-form { display: grid; grid-template-columns: 1fr 1.4fr 1fr auto; gap: 10px; margin-bottom: 12px; }
.inline-admin-form input { min-width: 0; padding: 10px 12px; border: 1px solid var(--border); border-radius: 10px; background: var(--surface); color: var(--text); }
.enterprise-form { grid-template-columns: 1.3fr 1.5fr .7fr .8fr .8fr auto; }
@media (max-width: 800px) { .inline-admin-form { grid-template-columns: 1fr; } }
.side-nav { display: grid; gap: 5px; margin: 14px 0; }
.workspace-nav-toggle { display: none; }
.side-nav button { display: flex; min-height: 44px; align-items: center; justify-content: space-between; padding: 0 12px; border: 0; border-radius: 10px; background: transparent; color: var(--text-soft); cursor: pointer; text-align: left; }
.side-nav button.is-active { background: var(--surface-soft); color: var(--text); font-weight: 750; }
.content { min-width: 0; }
.content-header { display: flex; align-items: end; justify-content: space-between; gap: 20px; margin-bottom: 24px; }
.content-header h1 { margin: 0; font-size: clamp(2rem, 5vw, 3.4rem); line-height: 1; letter-spacing: -0.045em; }
.view { display: none; }
.view.is-active { display: block; }
.metric-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 16px; }
.metric-card strong { display: block; margin-top: 16px; font-size: 2rem; line-height: 1; }
.progress { height: 8px; margin-top: 16px; overflow: hidden; border-radius: 99px; background: var(--surface-soft); }
.progress span { display: block; height: 100%; border-radius: inherit; background: var(--accent); }
.list { display: grid; gap: 12px; }
.turnstile-slot { min-height: 65px; overflow: hidden; }
.list-row { display: grid; grid-template-columns: minmax(0, 1.4fr) repeat(2, minmax(100px, .6fr)) auto; align-items: center; gap: 14px; padding: 18px; border: 1px solid var(--border); border-radius: 14px; background: var(--surface); }
.order-row { grid-template-columns: minmax(0, 1.2fr) repeat(3, minmax(90px, .55fr)) auto; }
.order-actions { display: flex; gap: 8px; align-items: center; }
.order-actions .button { min-height: 38px; padding: 0 14px; white-space: nowrap; }
.donation-card { display: grid; grid-template-columns: minmax(220px, .8fr) minmax(0, 1.2fr); gap: 24px; margin-bottom: 20px; }
.donation-card h2 { margin: 4px 0 8px; }
.donation-form { display: grid; grid-template-columns: minmax(130px, .55fr) minmax(180px, 1fr) auto; gap: 12px; align-items: end; }
.donation-form .button { min-height: 46px; white-space: nowrap; }
.list-row strong, .list-row span { min-width: 0; }
.list-row span { color: var(--text-soft); font-size: .88rem; }
.badge { display: inline-flex; width: fit-content; padding: 4px 9px; border-radius: 99px; background: var(--surface-soft); color: var(--text-soft); font-size: .75rem; font-weight: 750; }
.badge.success { background: color-mix(in srgb, var(--success), transparent 88%); color: var(--success); }
.empty-state { padding: 48px 24px; border: 1px dashed var(--border); border-radius: 16px; color: var(--text-soft); text-align: center; }
.app-plan-grid { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.app-plan-card { display: flex; flex-direction: column; }
.app-plan-card ul { flex: 1; padding-left: 18px; color: var(--text-soft); }
.toolbar { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 18px; }
.admin-only[hidden] { display: none !important; }
.payment-dialog { width: min(calc(100% - 32px), 760px); max-height: calc(100vh - 32px); padding: 0; border: 1px solid var(--border); border-radius: 22px; background: var(--surface); color: var(--text); box-shadow: 0 30px 90px rgba(15, 23, 42, .28); }
.payment-dialog::backdrop { background: rgba(15, 23, 42, .56); backdrop-filter: blur(5px); }
.payment-dialog-shell { padding: 26px; }
.payment-dialog-shell > header { display: flex; align-items: start; justify-content: space-between; gap: 18px; }
.payment-dialog-shell h2 { margin: 3px 0 0; }
.payment-code-card { display: grid; place-items: center; gap: 5px; margin: 22px 0; padding: 20px; border-radius: 16px; background: var(--surface-soft); text-align: center; }
.payment-code-card span, .payment-code-card small { color: var(--text-soft); }
.payment-code-card strong { color: var(--accent); font-size: clamp(2.4rem, 10vw, 4rem); letter-spacing: .24em; line-height: 1; text-indent: .24em; }
.payment-methods { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.payment-method { display: grid; gap: 10px; padding: 16px; border: 1px solid var(--border); border-radius: 16px; cursor: pointer; }
.payment-method:has(input:checked) { border-color: var(--accent); box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent), transparent 84%); }
.payment-method:has(input:disabled) { cursor: not-allowed; opacity: .64; }
.payment-qr { display: grid; min-height: 220px; place-items: center; border-radius: 12px; background: var(--bg); overflow: hidden; }
.payment-qr img { width: 100%; max-width: 240px; aspect-ratio: 1; object-fit: contain; }
.payment-qr span { color: var(--text-soft); }
.payment-actions { margin-top: 16px; }

@media (max-width: 900px) {
  .auth-layout { grid-template-columns: 1fr; }
  .auth-intro { min-height: 360px; padding: 64px 24px; }
  .workspace { grid-template-columns: 1fr; }
  .sidebar { top: 76px; padding: 10px; border-radius: 14px; box-shadow: 0 8px 30px rgba(15, 23, 42, .08); }
  .account-card { display: none; }
  .workspace-nav-toggle { display: flex; width: 100%; min-height: 48px; align-items: center; justify-content: space-between; border: 0; border-radius: 10px; background: var(--surface-soft); color: var(--text); padding: 0 14px; font-weight: 700; }
  .workspace-nav-panel { display: none; }
  .sidebar.is-open .workspace-nav-panel { display: block; }
  .side-nav { grid-template-columns: repeat(2, minmax(0, 1fr)); margin-bottom: 0; }
  .side-nav button { border: 1px solid var(--border); background: var(--bg); }
  .metric-grid, .app-plan-grid { grid-template-columns: 1fr; }
  .donation-card, .donation-form { grid-template-columns: 1fr; }
}

@media (max-width: 620px) {
  .workspace { width: min(calc(100% - 24px), 1280px); }
  .app-main { padding-top: 12px; }
  .sidebar { position: sticky; }
  .side-nav { display: grid; overflow: visible; grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .side-nav button { min-width: 0; }
  .code-field { grid-template-columns: 1fr; }
  .content-header { align-items: start; flex-direction: column; }
  .list-row { grid-template-columns: 1fr; }
  .payment-dialog-shell { padding: 20px; }
  .payment-methods { grid-template-columns: 1fr; }
  .payment-qr { min-height: 180px; }
}
.account-products,
.account-product-extension { display: grid; gap: 18px; }
.account-product-extension { margin-top: 30px; }
.product-entitlement-card { display: grid; align-content: start; gap: 10px; }
.product-entitlement-card h3,
.product-entitlement-card p { margin: 0; }
.device-history { margin-top: 18px; }
.device-history > summary { cursor: pointer; color: var(--text-soft); font-size: .92rem; padding: 8px 2px; }
.device-history > .list, .device-history > .table-scroll { margin-top: 10px; }
.side-nav button { position: relative; }
.nav-badge { display: inline-flex; min-width: 20px; height: 20px; margin-left: 8px; padding: 0 6px; align-items: center; justify-content: center; border-radius: 99px; background: var(--accent); color: #fff; font-size: .72rem; font-weight: 750; vertical-align: 2px; }
.nav-badge[hidden] { display: none; }
.notifications-card { display: grid; gap: 18px; }
.notification-row { grid-template-columns: minmax(0, 1.2fr) minmax(150px, .8fr) auto; cursor: pointer; }
.notification-row strong { display: inline-flex; align-items: center; gap: 10px; }
.notification-row.is-unread { border-color: color-mix(in srgb, var(--accent), transparent 55%); background: color-mix(in srgb, var(--accent), transparent 96%); }
.notification-dot { width: 10px; height: 10px; flex: none; border-radius: 50%; background: var(--text-soft); }
.notification-dot.reminder { background: var(--accent); }
.notification-dot.escalation { background: var(--danger); }
.notification-dot.pool { background: #d97706; }
.notifications-more { display: flex; justify-content: center; }