:root {
  --td-brand-color: #0052d9;
  --td-brand-color-hover: #266fe8;
  --td-brand-color-active: #003cab;
  --td-brand-color-light: #edf4ff;
  --td-success-color: #00a870;
  --td-success-color-light: #e8f8f2;
  --td-warning-color: #ed7b2f;
  --td-warning-color-light: #fff3e8;
  --td-error-color: #d54941;
  --td-error-color-light: #fff0ed;
  --td-text-color-primary: rgba(0, 0, 0, .9);
  --td-text-color-secondary: rgba(0, 0, 0, .6);
  --td-text-color-placeholder: rgba(0, 0, 0, .4);
  --td-text-color-disabled: rgba(0, 0, 0, .26);
  --td-bg-color-page: #f3f3f3;
  --td-bg-color-container: #fff;
  --td-bg-color-secondarycontainer: #f3f3f3;
  --td-component-border: #dcdcdc;
  --td-component-stroke: #e7e7e7;
  --td-radius-small: 3px;
  --td-radius-default: 6px;
  --td-shadow-1: 0 1px 4px rgba(0, 0, 0, .08);
  --td-shadow-2: 0 4px 12px rgba(0, 0, 0, .12);
  --td-font-size-body: 14px;
  --td-font-size-label: 13px;
  --td-size-small: 24px;
  --td-size-default: 32px;
  --td-spacer-1: 4px;
  --td-spacer-2: 8px;
  --td-spacer-3: 12px;
  --td-spacer-4: 16px;
  --td-spacer-5: 20px;
  --td-spacer-6: 24px;
  --sidebar-width: 232px;
  --header-height: 56px;
  color-scheme: light;
  font-family: Inter, "PingFang SC", "Microsoft YaHei", Arial, sans-serif;
}

* { box-sizing: border-box; }
html { min-width: 320px; background: var(--td-bg-color-page); }
body { margin: 0; min-height: 100vh; background: var(--td-bg-color-page); color: var(--td-text-color-primary); font-size: var(--td-font-size-body); line-height: 1.5715; -webkit-font-smoothing: antialiased; }
a { color: var(--td-brand-color); text-decoration: none; }
button, input, textarea, select { font: inherit; }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible, select:focus-visible, summary:focus-visible { outline: 2px solid var(--td-brand-color); outline-offset: 2px; }

/* TDesign desktop shell */
.saas-shell { min-height: 100vh; }
.sidebar { position: fixed; inset: 0 auto 0 0; z-index: 20; width: var(--sidebar-width); display: flex; flex-direction: column; background: var(--td-bg-color-container); border-right: 1px solid var(--td-component-stroke); }
.sidebar-brand { height: var(--header-height); display: flex; align-items: center; gap: 10px; padding: 0 20px; color: var(--td-text-color-primary); border-bottom: 1px solid var(--td-component-stroke); }
.brand-mark { width: 28px; height: 28px; display: inline-grid; place-items: center; border-radius: 4px; color: #fff; background: var(--td-brand-color); font-size: 16px; font-weight: 600; }
.brand-copy { display: grid; line-height: 1.25; }
.brand-copy strong { font-size: 16px; letter-spacing: .02em; }
.brand-copy small { margin-top: 2px; color: var(--td-text-color-secondary); font-size: 11px; }
.sidebar-nav { flex: 1; overflow-y: auto; padding: 8px 8px 12px; }
.nav-section + .nav-section { margin-top: 10px; }
.nav-section-title { display: block; padding: 0 12px; color: var(--td-text-color-placeholder); font-size: 12px; line-height: 28px; }
.nav-item { position: relative; display: flex; align-items: center; gap: 10px; min-height: 36px; margin: 1px 0; padding: 0 12px; color: var(--td-text-color-secondary); border-radius: var(--td-radius-small); font-weight: 400; }
.nav-item:hover { color: var(--td-text-color-primary); background: var(--td-bg-color-secondarycontainer); }
.nav-item.active { color: var(--td-brand-color); background: var(--td-brand-color-light); font-weight: 500; }
.nav-item.active::before { content: ""; position: absolute; left: 0; width: 3px; height: 18px; background: var(--td-brand-color); border-radius: 0 2px 2px 0; }
.nav-icon { width: 18px; height: 18px; display: inline-grid; place-items: center; flex: 0 0 auto; }
.nav-icon svg { width: 17px; height: 17px; fill: currentColor; }
.sidebar-footer { display: flex; align-items: center; gap: 6px; min-height: 68px; padding: 12px 16px; border-top: 1px solid var(--td-component-stroke); }
.admin-profile { display: flex; flex: 1; min-width: 0; align-items: center; gap: 8px; }
.admin-profile > span:last-child { min-width: 0; display: grid; line-height: 1.35; }
.admin-profile strong, .admin-profile small { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.admin-profile strong { font-size: 13px; font-weight: 500; }
.admin-profile small { color: var(--td-text-color-secondary); font-size: 12px; }
.avatar, .header-avatar { display: inline-grid; place-items: center; width: 28px; height: 28px; border-radius: 50%; color: var(--td-brand-color); background: var(--td-brand-color-light); font-size: 12px; font-weight: 600; }
.sidebar-footer form { margin: 0; }
.sidebar-logout { min-height: 28px; padding: 0 5px; color: var(--td-text-color-secondary); background: transparent; border: 0; cursor: pointer; font-size: 12px; }
.sidebar-logout:hover { color: var(--td-error-color); }

.workspace { min-height: 100vh; margin-left: var(--sidebar-width); }
.workspace-header { position: sticky; top: 0; z-index: 10; height: var(--header-height); display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 0 24px; background: rgba(255,255,255,.96); border-bottom: 1px solid var(--td-component-stroke); }
.breadcrumb { display: flex; min-width: 0; align-items: center; gap: 8px; color: var(--td-text-color-placeholder); }
.breadcrumb a { color: var(--td-text-color-secondary); }
.breadcrumb a:hover { color: var(--td-brand-color); }
.breadcrumb strong { overflow: hidden; color: var(--td-text-color-primary); font-weight: 400; text-overflow: ellipsis; white-space: nowrap; }
.header-actions { display: flex; align-items: center; gap: 14px; color: var(--td-text-color-secondary); font-size: 12px; }
.environment-pill { display: inline-flex; align-items: center; gap: 6px; height: 24px; padding: 0 8px; color: #008858; background: var(--td-success-color-light); border-radius: var(--td-radius-small); }
.environment-pill i { width: 6px; height: 6px; border-radius: 50%; background: var(--td-success-color); }
.workspace-content { width: min(100%, 1680px); min-height: calc(100vh - var(--header-height)); margin-inline: auto; padding: 18px 20px 44px; }
.skip-link { position: fixed; top: 8px; left: 8px; z-index: 100; padding: 8px 12px; color: #fff; background: var(--td-brand-color); border-radius: var(--td-radius-small); transform: translateY(-150%); }
.skip-link:focus { transform: translateY(0); }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; border: 0; }

/* Shared TDesign-style components */
h1 { margin: 0; color: var(--td-text-color-primary); font-size: 22px; line-height: 30px; font-weight: 600; }
h2 { margin: 0; color: var(--td-text-color-primary); font-size: 15px; line-height: 22px; font-weight: 600; }
h3 { margin: 0; font-size: 14px; font-weight: 500; }
p { margin: 6px 0 0; color: var(--td-text-color-secondary); line-height: 22px; }
small, .muted { color: var(--td-text-color-secondary); }
.page-heading { display: flex; min-height: 32px; align-items: center; justify-content: space-between; gap: 16px; }
.page-heading > div:first-child { min-width: 0; }
.section-heading { margin-top: 20px; }
.heading-actions { display: flex; align-items: center; justify-content: flex-end; gap: 8px; flex-wrap: wrap; }
.panel, .login-card, .item-card { background: var(--td-bg-color-container); border: 1px solid var(--td-component-stroke); border-radius: var(--td-radius-default); box-shadow: none; }
.panel { margin-top: 12px; padding: 16px 20px; overflow-x: auto; }
.panel > h2:first-child { margin-bottom: 16px; }
.panel-heading { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 16px; }
.module-panel { padding-bottom: 24px; }
.item-card { padding: 18px 20px; }

.stats { display: grid; grid-template-columns: repeat(4, minmax(160px, 1fr)); gap: 12px; margin-top: 12px; }
.stats article { min-height: 88px; display: flex; flex-direction: column-reverse; justify-content: center; padding: 14px 16px; background: var(--td-bg-color-container); border: 1px solid var(--td-component-stroke); border-radius: var(--td-radius-default); }
.stats strong { color: var(--td-text-color-primary); font-size: 25px; line-height: 30px; font-weight: 600; }
.stats span { margin-top: 6px; color: var(--td-text-color-secondary); font-size: 13px; }
.lyric-engine-stats { grid-template-columns: repeat(4, minmax(180px, 1fr)); }
.lyric-engine-stats strong { overflow-wrap: anywhere; font-size: 22px; }
.lyric-engine-stats .lyric-source-card strong { font-size: 16px; line-height: 1.45; font-weight: 600; }
.module-grid { display: grid; grid-template-columns: repeat(3, minmax(220px, 1fr)); gap: 12px; margin: 0; }
.module-card { min-height: 112px; display: grid; grid-template-rows: auto auto 1fr; gap: 4px; padding: 14px 16px; color: var(--td-text-color-primary); background: var(--td-bg-color-container); border: 1px solid var(--td-component-stroke); border-radius: var(--td-radius-default); }
.module-card:hover { border-color: var(--td-brand-color); box-shadow: var(--td-shadow-1); }
.module-card > span { color: var(--td-text-color-secondary); font-size: 13px; }
.module-card > strong { align-self: center; color: var(--td-text-color-primary); font-size: 20px; line-height: 28px; font-weight: 600; }
.module-card > small { align-self: end; color: var(--td-text-color-secondary); }
.dashboard-heading { align-items: flex-start; }
.dashboard-heading p { margin-top: 2px; }
.action-center { border-color: #d8e6ff; }
.action-total { color: var(--td-brand-color); font-size: 14px; }
.action-list { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.action-item { min-height: 76px; display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 14px 16px; color: var(--td-text-color-primary); background: #fafcff; border: 1px solid #d8e6ff; border-radius: var(--td-radius-default); }
.action-item:hover { background: var(--td-brand-color-light); border-color: var(--td-brand-color); }
.action-item-copy { min-width: 0; display: grid; gap: 3px; }
.action-item-copy small { color: var(--td-text-color-secondary); }
.action-count { min-width: 32px; height: 32px; display: inline-grid; place-items: center; flex: 0 0 auto; color: var(--td-text-color-secondary); background: var(--td-bg-color-secondarycontainer); border-radius: 16px; font-size: 15px; font-weight: 600; }
.action-count.pending { color: #9a4c0e; background: var(--td-warning-color-light); }
.action-count.complete { color: #008858; background: var(--td-success-color-light); }
.status-list { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); border: 1px solid var(--td-component-stroke); border-radius: var(--td-radius-default); }
.status-list a { min-height: 64px; display: grid; gap: 4px; padding: 12px 16px; color: var(--td-text-color-primary); }
.status-list a + a { border-left: 1px solid var(--td-component-stroke); }
.status-list a:hover { background: #fafcff; }
.status-list span { color: var(--td-text-color-secondary); font-size: 12px; }
.status-list strong { font-size: 14px; font-weight: 600; }
.status-ok { color: #008858; }
.status-warning { color: #9a4c0e; }
.status-muted { color: var(--td-text-color-secondary); }
.text-link { align-self: center; font-weight: 500; }
.table-wrap { max-width: 100%; overflow-x: auto; }
.table-wrap:focus-visible { outline: 2px solid var(--td-brand-color); outline-offset: 2px; }
.compact-table-panel { padding-top: 12px; }
.compact-table-panel table { min-width: 0; }
.compact-search { margin: 0; }
.compact-settings { margin-top: 12px; padding: 0 16px; background: var(--td-bg-color-container); border: 1px solid var(--td-component-stroke); border-radius: var(--td-radius-default); }
.compact-settings summary { min-height: 42px; display: flex; align-items: center; cursor: pointer; color: var(--td-text-color-primary); font-weight: 500; }
.compact-settings[open] { padding-bottom: 16px; }

/* Forms */
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(220px, 1fr)); gap: 16px 20px; }
.form-grid .full { grid-column: 1 / -1; }
label { display: grid; gap: 6px; color: var(--td-text-color-primary); font-size: var(--td-font-size-label); line-height: 20px; }
input, textarea, select { width: 100%; min-height: var(--td-size-default); padding: 5px 8px; color: var(--td-text-color-primary); background: var(--td-bg-color-container); border: 1px solid var(--td-component-border); border-radius: var(--td-radius-small); outline: none; transition: border-color .15s, box-shadow .15s; }
input:hover, textarea:hover, select:hover { border-color: #a6a6a6; }
input:focus, textarea:focus, select:focus { border-color: var(--td-brand-color); box-shadow: 0 0 0 2px rgba(0,82,217,.16); }
input:disabled, textarea:disabled, select:disabled { color: var(--td-text-color-disabled); background: var(--td-bg-color-secondarycontainer); cursor: not-allowed; }
textarea { min-height: 88px; resize: vertical; }
input::placeholder, textarea::placeholder { color: var(--td-text-color-placeholder); }
button, .button { display: inline-flex; min-height: var(--td-size-default); align-items: center; justify-content: center; padding: 5px 16px; color: #fff; background: var(--td-brand-color); border: 1px solid var(--td-brand-color); border-radius: var(--td-radius-small); cursor: pointer; font-size: var(--td-font-size-body); font-weight: 500; line-height: 20px; white-space: nowrap; transition: background-color .15s, border-color .15s, color .15s, box-shadow .15s; }
button:hover, .button:hover { color: #fff; background: var(--td-brand-color-hover); border-color: var(--td-brand-color-hover); }
button:active, .button:active { background: var(--td-brand-color-active); border-color: var(--td-brand-color-active); }
button:disabled, .button[aria-disabled="true"] { color: var(--td-text-color-disabled); background: var(--td-bg-color-secondarycontainer); border-color: var(--td-component-border); cursor: not-allowed; }
button.secondary, .button.secondary { color: var(--td-brand-color); background: var(--td-bg-color-container); border-color: var(--td-brand-color); }
button.secondary:hover, .button.secondary:hover { color: var(--td-brand-color-hover); background: var(--td-brand-color-light); border-color: var(--td-brand-color-hover); }
button.danger { background: var(--td-error-color); border-color: var(--td-error-color); }
button.danger:hover { background: #b93630; border-color: #b93630; }
button.quiet, .button-link { color: var(--td-brand-color); background: var(--td-bg-color-container); border: 1px solid var(--td-brand-color); }
button.quiet:hover, .button-link:hover { color: var(--td-brand-color-hover); background: var(--td-brand-color-light); border-color: var(--td-brand-color-hover); }
.contact-link { display: inline; min-height: 0; padding: 0; color: var(--td-text-color-primary); background: transparent; border: 0; border-radius: 0; font: inherit; font-weight: 600; text-align: left; }
.contact-link:hover { color: var(--td-brand-color); background: transparent; border-color: transparent; text-decoration: underline; }
.price-actions, .table-actions { display: flex; align-items: center; gap: 8px; flex-wrap: nowrap; }
.price-actions form, .table-actions form { margin: 0; }
.button-link { min-height: 32px; padding: 5px 15px; border-radius: var(--td-radius-small); font-weight: 500; }
.check-row { display: flex; align-items: center; gap: 8px; font-weight: 400; }
.check-row input { width: 16px; min-height: 16px; accent-color: var(--td-brand-color); }
.inline-form { display: flex; align-items: end; gap: 8px; flex-wrap: wrap; }
.inline-form label { min-width: 92px; }
.inline-form input { min-width: 100px; flex: 1; }
.actions-stack { display: grid; min-width: 220px; gap: 8px; }
.permission-fieldset { min-width: 0; display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 8px 12px; margin: 0; padding: 12px; border: 1px solid var(--td-component-stroke); border-radius: var(--td-radius-small); }
.permission-fieldset legend { padding: 0 4px; color: var(--td-text-color-secondary); font-size: var(--td-font-size-label); }

/* Data display */
table { width: 100%; min-width: 760px; border-spacing: 0; border-collapse: separate; font-variant-numeric: tabular-nums; }
th, td { padding: 10px 12px; text-align: left; vertical-align: top; border-bottom: 1px solid var(--td-component-stroke); }
th { color: var(--td-text-color-secondary); background: #f3f3f3; font-size: 13px; font-weight: 500; line-height: 20px; white-space: nowrap; }
td { color: var(--td-text-color-primary); line-height: 22px; }
tbody tr:hover td { background: #fafcff; }
tbody tr:last-child td { border-bottom: 0; }
td > form { margin: 0; }
th:last-child, td:last-child { padding-right: 16px; }
code { color: #0052a8; font-family: "Cascadia Mono", Consolas, monospace; }
.audit-action { color: var(--td-text-color-primary); font-weight: 500; }
.hash { display: inline-block; max-width: 340px; overflow-wrap: anywhere; font-size: 11px; }
.badge { display: inline-flex; min-height: 22px; align-items: center; padding: 1px 7px; color: var(--td-text-color-secondary); background: #f3f3f3; border: 1px solid transparent; border-radius: var(--td-radius-small); font-size: 12px; line-height: 20px; white-space: nowrap; }
.badge.published { color: #008858; background: var(--td-success-color-light); }
.badge.warning { color: #9a4c0e; background: var(--td-warning-color-light); }
.badge.danger { color: #c9352b; background: var(--td-error-color-light); }
.version-filter { align-items: end; }
.version-filter label { min-width: 220px; }
.version-summary-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 8px; }
.version-summary-card { min-height: 64px; display: grid; gap: 3px; padding: 10px 12px; color: var(--td-text-color-primary); background: #fafafa; border: 1px solid var(--td-component-stroke); border-radius: var(--td-radius-default); }
.version-summary-card:hover, .version-summary-card.active { background: var(--td-brand-color-light); border-color: var(--td-brand-color); }
.version-summary-card span { color: var(--td-text-color-secondary); font-size: 12px; }
.version-summary-card strong { font-size: 16px; }
.version-summary-card.warning strong { color: #9a4c0e; }
.version-summary-card.danger strong { color: #c9352b; }
.empty-state { min-height: 88px; display: grid; place-items: center; margin: 12px 0 0; padding: 20px; color: var(--td-text-color-placeholder); background: #fafafa; border: 1px dashed var(--td-component-border); border-radius: var(--td-radius-small); text-align: center; }
.routes { display: grid; grid-template-columns: 156px minmax(0, 1fr); margin: 0; border-top: 1px solid var(--td-component-stroke); }
.routes dt, .routes dd { min-height: 44px; margin: 0; padding: 11px 14px; border-bottom: 1px solid var(--td-component-stroke); }
.routes dt { color: var(--td-text-color-secondary); background: #f7f7f7; }
.routes dd { overflow-wrap: anywhere; }
.cards { display: grid; gap: 12px; }
.item-title, .actions { display: flex; align-items: flex-start; justify-content: space-between; gap: 14px; }
.item-title p { margin: 4px 0; }
.item-card pre, pre { max-height: 260px; overflow: auto; padding: 14px; color: #d8e6ff; background: #1e2738; border-radius: var(--td-radius-default); white-space: pre-wrap; }
.device-license-row { display: grid; grid-template-columns: minmax(280px, 1fr) minmax(430px, 1.25fr); gap: 24px; margin-top: 16px; padding-top: 16px; border-top: 1px solid var(--td-component-stroke); }
.device-license-name { display: flex; align-items: center; gap: 8px; margin-bottom: 10px; }
.device-license-name strong { font-size: 15px; font-weight: 600; }
.license-facts { display: grid; grid-template-columns: 96px minmax(0, 1fr); gap: 4px 10px; margin: 0; font-size: 13px; line-height: 20px; }
.license-facts dt { color: var(--td-text-color-secondary); }
.license-facts dd { min-width: 0; margin: 0; overflow-wrap: anywhere; color: var(--td-text-color-primary); }
.license-action-panel { padding: 14px 16px; background: #f7f8fa; border: 1px solid var(--td-component-stroke); border-radius: var(--td-radius-default); }
.license-action-heading { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 12px; }
.license-action-heading h3 { font-size: 14px; font-weight: 600; }
.license-action-heading small { font-size: 12px; }
.license-renew-form { display: grid; grid-template-columns: 120px minmax(180px, 1fr) auto; align-items: end; gap: 10px; }
.license-renew-form label { gap: 5px; font-size: 12px; line-height: 18px; }
.license-renew-form button { min-height: 32px; }
.license-device-toggle { display: flex; margin-top: 12px; }
.license-device-toggle button { min-height: 28px; font-size: 12px; }
.license-action-tip { margin: 0; color: var(--td-text-color-secondary); font-size: 13px; }
.rebind-settings-panel { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 14px; }
.rebind-settings-title { display: flex; min-width: 0; align-items: center; gap: 10px; }
.rebind-settings-title h2 { white-space: nowrap; }
.rebind-settings-form { display: flex; align-items: center; justify-content: flex-end; gap: 12px; margin: 0; flex-wrap: wrap; }
.rebind-toggle { min-height: 32px; color: var(--td-text-color-primary); white-space: nowrap; }
.rebind-toggle input { width: 16px; min-height: 16px; flex: 0 0 auto; }
form[data-action-modal] > label, form[data-action-modal] > fieldset { display: none; }
form[data-action-modal] { display: inline-flex; min-height: 30px; align-items: center; }

/* Reusable TDesign-style action dialog */
.td-action-dialog { width: min(480px, calc(100vw - 32px)); padding: 0; color: var(--td-text-color-primary); background: var(--td-bg-color-container); border: 0; border-radius: var(--td-radius-default); box-shadow: 0 12px 32px rgba(0, 0, 0, .18); }
.td-action-dialog::backdrop { background: rgba(0, 0, 0, .45); }
.td-action-dialog__header { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 52px; padding: 0 20px; border-bottom: 1px solid var(--td-component-stroke); }
.td-dialog-close { width: 28px; min-height: 28px; padding: 0; color: var(--td-text-color-secondary); background: transparent; border: 0; border-radius: var(--td-radius-small); font-size: 22px; font-weight: 400; line-height: 1; }
.td-dialog-close:hover { color: var(--td-text-color-primary); background: var(--td-bg-color-secondarycontainer); }
.td-action-dialog > p { margin: 16px 20px 0; }
.td-action-dialog__fields { display: grid; gap: 12px; padding: 16px 20px 0; }
.td-action-dialog__fields:empty { display: none; }
.td-action-dialog__fields label { display: grid; gap: 6px; color: var(--td-text-color-primary); font-size: 13px; line-height: 20px; }
.td-action-dialog__fields .permission-fieldset { display: grid; grid-template-columns: 1fr; }
.td-action-dialog__fields label.check-row { display: flex; align-items: center; gap: 8px; }
.td-action-dialog__footer { display: flex; justify-content: flex-end; gap: 8px; padding: 20px; }
.td-action-dialog__footer button { min-width: 72px; }

/* Feedback and login */
.notice { position: relative; margin: 0 0 16px; padding: 9px 12px 9px 38px; color: var(--td-text-color-secondary); background: #f2f3ff; border: 1px solid #d9e1ff; border-radius: var(--td-radius-small); }
.notice::before { content: "i"; position: absolute; top: 10px; left: 13px; display: grid; width: 16px; height: 16px; place-items: center; border-radius: 50%; color: #fff; background: var(--td-brand-color); font: 700 11px/1 serif; }
.notice.success { color: #008858; background: var(--td-success-color-light); border-color: #b5e6d4; }
.notice.success::before { content: "✓"; background: var(--td-success-color); }
.notice.error { color: #c9352b; background: var(--td-error-color-light); border-color: #f3c3be; }
.notice.error::before { content: "!"; background: var(--td-error-color); }
.notice.warning { color: #9a4c0e; background: var(--td-warning-color-light); border-color: #f3d4b7; }
.notice.warning::before { content: "!"; background: var(--td-warning-color); }
.login-app { background: #f3f3f3; }
.login-shell { min-height: 100vh; display: grid; grid-template-rows: auto 1fr auto; }
.login-brand { display: flex; width: max-content; align-items: center; gap: 10px; margin: 24px 32px; color: var(--td-text-color-primary); }
.login-brand > span:last-child { display: grid; line-height: 1.25; }
.login-brand strong { font-size: 16px; }
.login-brand small { color: var(--td-text-color-secondary); font-size: 11px; }
.login-content { display: grid; width: 100%; place-items: center; padding: 20px; }
.login-card { width: min(400px, 100%); padding: 28px 32px; }
.login-card h1 { font-size: 22px; }
.login-card form { display: grid; gap: 16px; margin-top: 24px; }
.login-card button { width: 100%; }
.login-footer { padding: 20px; color: var(--td-text-color-placeholder); text-align: center; font-size: 12px; }

@media (max-width: 1180px) { .module-grid { grid-template-columns: repeat(2, minmax(220px, 1fr)); } .stats, .lyric-engine-stats { grid-template-columns: repeat(2, minmax(180px, 1fr)); } .status-list { grid-template-columns: repeat(2, minmax(0, 1fr)); } .status-list a:nth-child(3) { border-left: 0; border-top: 1px solid var(--td-component-stroke); } .status-list a:nth-child(4) { border-top: 1px solid var(--td-component-stroke); } }
@media (max-width: 820px) { :root { --sidebar-width: 100%; } .sidebar { position: relative; width: 100%; } .sidebar-nav { display: flex; gap: 12px; overflow-x: auto; padding: 10px 12px 14px; } .nav-section { min-width: 180px; } .nav-section + .nav-section { margin-top: 0; } .sidebar-footer { display: none; } .workspace { margin-left: 0; } .workspace-header { position: relative; padding: 0 16px; } .workspace-content { padding: 20px 14px 50px; } .header-date { display: none; } .form-grid, .module-grid, .stats, .lyric-engine-stats, .device-license-row, .license-renew-form { grid-template-columns: 1fr; } .form-grid .full { grid-column: auto; } .page-heading { min-height: 0; flex-direction: column; } .heading-actions { width: 100%; justify-content: flex-start; } .actions-stack { width: 100%; min-width: 0; } .routes { grid-template-columns: 110px minmax(0, 1fr); } .rebind-settings-panel { align-items: flex-start; flex-direction: column; } .rebind-settings-form { justify-content: flex-start; } }
@media (max-width: 520px) { .environment-pill { display: none; } .login-brand { margin: 20px; } .login-card { padding: 24px 20px; } .panel { padding: 18px 16px; } .inline-form { align-items: stretch; flex-direction: column; } .action-list, .status-list { grid-template-columns: 1fr; } .status-list a + a { border-top: 1px solid var(--td-component-stroke); border-left: 0; } }
.permission-hidden { display: none !important; }

/* Website analytics */
.website-stats { grid-template-columns: repeat(5, minmax(140px, 1fr)); }
.analytics-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 12px; }
.analytics-grid .panel { min-width: 0; }
.analytics-table { min-width: 0; }
.analytics-trend { height: 230px; display: grid; grid-template-columns: repeat(14, minmax(28px, 1fr)); align-items: end; gap: 8px; padding: 8px 0 0; overflow-x: auto; }
.analytics-day { min-width: 32px; display: grid; grid-template-rows: 22px 160px 22px; gap: 5px; text-align: center; }
.analytics-day-value { color: var(--td-text-color-secondary); font-size: 12px; }
.analytics-column { height: 160px; display: flex; align-items: end; justify-content: center; background: #f5f7fa; border-radius: 3px; overflow: hidden; }
.analytics-column i { display: block; width: 70%; min-height: 4px; background: var(--td-brand-color); border-radius: 3px 3px 0 0; }
.analytics-day small { font-size: 11px; white-space: nowrap; }
.analytics-ranking { display: grid; gap: 14px; }
.analytics-rank-row { display: grid; gap: 6px; }
.analytics-rank-row > div:first-child { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; }
.analytics-rank-row strong { overflow: hidden; font-size: 13px; font-weight: 500; text-overflow: ellipsis; white-space: nowrap; }
.analytics-rank-row span { color: var(--td-text-color-secondary); font-size: 12px; white-space: nowrap; }
.analytics-bar { height: 7px; overflow: hidden; background: #edf1f7; border-radius: 4px; }
.analytics-bar i { display: block; height: 100%; background: var(--td-brand-color); border-radius: 4px; }
.analytics-note { margin: 14px 0 0; font-size: 12px; }
@media (max-width: 1180px) { .website-stats { grid-template-columns: repeat(3, minmax(150px, 1fr)); } }
@media (max-width: 820px) { .website-stats, .analytics-grid { grid-template-columns: 1fr; } }