:root {
    --ops-ink: #151816;
    --ops-ink-soft: #2b312d;
    --ops-muted: #5f6b63;
    --ops-subtle: #77837b;
    --ops-line: #dfe5df;
    --ops-line-strong: #c9d2ca;
    --ops-page: #f6f8f5;
    --ops-surface: #ffffff;
    --ops-surface-quiet: #eef3ee;
    --ops-red: #b42318;
    --ops-red-dark: #7f1d1d;
    --ops-red-soft: #f8e6e3;
    --ops-green: #0f6b4f;
    --ops-green-soft: #dcebe3;
    --ops-radius: 8px;
    --ops-radius-lg: 12px;
    --ops-shadow: 0 18px 46px rgba(21, 24, 22, 0.08);
    --ops-font: "PingFang SC", "Microsoft YaHei", "Noto Sans CJK SC", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    --ops-display: "Songti SC", "Noto Serif CJK SC", "STSong", Georgia, serif;
  }

  * {
    letter-spacing: 0;
  }

  html {
    background: var(--ops-page);
    overflow-x: visible !important;
  }

  body.ops-ui,
  body {
    font-family: var(--ops-font);
    color: var(--ops-ink);
    background: var(--ops-page);
  }

  body.ops-ui {
    line-height: 1.6;
    overflow-x: visible !important;
  }

  .ops-page {
    background: var(--ops-page);
  }

  .ops-shell {
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 24px;
  }

  .ops-topbar {
    position: sticky;
    top: 0;
    z-index: 50;
    border-bottom: 1px solid rgba(21, 24, 22, 0.08);
    background: rgba(246, 248, 245, 0.92);
    backdrop-filter: blur(16px);
  }

  .ops-nav {
    height: 68px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
  }

  .ops-brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--ops-ink);
    text-decoration: none;
    min-width: 190px;
  }

  .ops-logo {
    width: 34px;
    height: 34px;
    border-radius: var(--ops-radius);
    object-fit: cover;
    border: 1px solid var(--ops-line);
  }

  .ops-brand-text {
    display: grid;
    line-height: 1.15;
  }

  .ops-brand-name {
    font-size: 15px;
    font-weight: 750;
  }

  .ops-brand-sub {
    font-size: 12px;
    color: var(--ops-muted);
  }

  .ops-links {
    display: flex;
    align-items: center;
    gap: 4px;
  }

  .ops-links a,
  .ops-nav-link {
    display: inline-flex;
    align-items: center;
    min-height: 36px;
    padding: 0 12px;
    border-radius: var(--ops-radius);
    color: var(--ops-muted);
    font-size: 14px;
    font-weight: 650;
    text-decoration: none;
  }

  .ops-links a:hover,
  .ops-links a.active,
  .ops-nav-link:hover,
  .ops-nav-link.active {
    color: var(--ops-red-dark);
    background: var(--ops-red-soft);
  }

  .ops-actions {
    display: flex;
    align-items: center;
    gap: 10px;
  }

  .ops-btn,
  .btn-primary,
  .btn-outline,
  .btn-download,
  .btn-favorite,
  .btn-share {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    min-height: 40px;
    padding: 0 16px;
    border-radius: var(--ops-radius);
    border: 1px solid transparent;
    font-size: 14px;
    font-weight: 750;
    text-decoration: none;
    cursor: pointer;
    transition: background 180ms ease, border-color 180ms ease, color 180ms ease, transform 180ms ease;
  }

  .ops-btn:hover,
  .btn-primary:hover,
  .btn-outline:hover,
  .btn-download:hover,
  .btn-favorite:hover,
  .btn-share:hover {
    transform: translateY(-1px);
  }

  .ops-btn-primary,
  .btn-primary,
  .btn-download {
    background: var(--ops-red);
    color: #fff;
    border-color: var(--ops-red);
  }

  .ops-btn-primary:hover,
  .btn-primary:hover,
  .btn-download:hover {
    background: var(--ops-red-dark);
    border-color: var(--ops-red-dark);
  }

  .ops-btn-quiet,
  .btn-outline,
  .btn-favorite,
  .btn-share {
    background: var(--ops-surface);
    color: var(--ops-ink-soft);
    border-color: var(--ops-line);
  }

  .ops-btn-quiet:hover,
  .btn-outline:hover,
  .btn-favorite:hover,
  .btn-share:hover {
    border-color: var(--ops-line-strong);
    background: var(--ops-surface-quiet);
  }

  .ops-icon {
    width: 18px;
    height: 18px;
    display: inline-block;
    flex: 0 0 auto;
  }

  .ops-hero {
    padding: 72px 0 56px;
  }

  .ops-hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 0.92fr) minmax(420px, 1.08fr);
    gap: 38px;
    align-items: center;
  }

  .ops-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 5px 10px;
    border-radius: 999px;
    border: 1px solid var(--ops-line);
    color: var(--ops-green);
    background: var(--ops-green-soft);
    font-size: 12px;
    font-weight: 800;
  }

  .ops-h1 {
    margin: 0 0 18px;
    max-width: 760px;
    font-size: clamp(38px, 5.2vw, 64px);
    line-height: 1.05;
    font-weight: 850;
    color: var(--ops-ink);
    font-family: var(--ops-display);
    text-wrap: balance;
  }

  .ops-lede {
    max-width: 640px;
    color: var(--ops-muted);
    font-size: 18px;
    line-height: 1.78;
  }

  .ops-hero-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 28px;
  }

  .ops-proof-row {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 12px;
    margin-top: 34px;
    max-width: 620px;
  }

  .ops-proof {
    border: 1px solid var(--ops-line);
    background: rgba(255, 255, 255, 0.72);
    border-radius: var(--ops-radius);
    padding: 14px;
  }

  .ops-proof strong {
    display: block;
    color: var(--ops-ink);
    font-size: 24px;
    line-height: 1;
  }

  .ops-proof span {
    display: block;
    margin-top: 6px;
    color: var(--ops-muted);
    font-size: 12px;
  }

  .ops-preview {
    border: 1px solid var(--ops-line-strong);
    border-radius: var(--ops-radius-lg);
    background: var(--ops-surface);
    box-shadow: var(--ops-shadow);
    overflow: visible;
    padding: 14px;
  }

  .ops-preview-head {
    min-height: 54px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 14px 18px;
    border: 1px solid var(--ops-line);
    border-bottom: none;
    border-radius: var(--ops-radius) var(--ops-radius) 0 0;
    background: #fbfcfa;
  }

  .ops-window-dots {
    display: flex;
    gap: 6px;
  }

  .ops-window-dots i {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--ops-line-strong);
  }

  .ops-preview-title {
    color: var(--ops-muted);
    font-size: 12px;
    font-weight: 750;
  }

  .ops-preview-body {
    display: grid;
    grid-template-columns: 150px minmax(0, 1fr);
    min-height: 430px;
    border: 1px solid var(--ops-line);
    border-radius: 0 0 var(--ops-radius) var(--ops-radius);
    overflow: hidden;
  }

  .ops-stage-rail {
    padding: 16px;
    border-right: 1px solid var(--ops-line);
    background: #f9faf7;
  }

  .ops-stage-pill {
    display: block;
    width: 100%;
    margin-bottom: 8px;
    padding: 9px 10px;
    border-radius: var(--ops-radius);
    color: var(--ops-muted);
    font-size: 12px;
    font-weight: 750;
  }

  .ops-stage-pill.active {
    color: var(--ops-red-dark);
    background: var(--ops-red-soft);
  }

  .ops-task-panel {
    padding: 18px;
  }

  .ops-task-top {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 18px;
  }

  .ops-task-title {
    margin: 0;
    color: var(--ops-ink);
    font-size: 20px;
    line-height: 1.28;
  }

  .ops-task-meta {
    margin-top: 6px;
    color: var(--ops-muted);
    font-size: 13px;
  }

  .ops-status {
    display: inline-flex;
    align-items: center;
    min-height: 28px;
    padding: 0 9px;
    border-radius: 999px;
    color: var(--ops-green);
    background: var(--ops-green-soft);
    font-size: 12px;
    font-weight: 800;
    white-space: nowrap;
  }

  .ops-checklist {
    display: grid;
    gap: 10px;
    margin: 0;
    padding: 0;
    list-style: none;
  }

  .ops-checklist li {
    display: flex;
    gap: 10px;
    padding: 11px 12px;
    border: 1px solid var(--ops-line);
    border-radius: var(--ops-radius);
    color: var(--ops-ink-soft);
    background: var(--ops-surface);
    font-size: 14px;
  }

  .ops-checklist li::before {
    content: "";
    width: 8px;
    height: 8px;
    margin-top: 7px;
    border-radius: 50%;
    background: var(--ops-green);
    flex: 0 0 auto;
  }

  .ops-checklist-spaced {
    margin-top: 20px !important;
  }

  .ops-prompt {
    margin-top: 16px;
    padding: 15px;
    border-radius: var(--ops-radius);
    color: var(--ops-ink-soft);
    background: var(--ops-surface-quiet);
    border: 1px solid var(--ops-line);
    font-size: 14px;
  }

  .ops-band {
    padding: 56px 0;
  }

  .ops-band.white {
    background: var(--ops-surface);
  }

  .ops-section-head {
    max-width: 720px;
    margin-bottom: 28px;
  }

  .ops-section-head.center {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
  }

  .ops-section-label {
    color: var(--ops-red-dark);
    font-size: 13px;
    font-weight: 850;
  }

  .ops-section-title {
    margin: 8px 0 0;
    color: var(--ops-ink);
    font-size: clamp(26px, 3vw, 38px);
    line-height: 1.16;
    font-weight: 830;
    font-family: var(--ops-display);
    text-wrap: balance;
  }

  .ops-section-copy {
    margin-top: 10px;
    color: var(--ops-muted);
    font-size: 16px;
    line-height: 1.75;
  }

  .ops-grid-3 {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
  }

  .ops-grid-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 18px;
  }

  .ops-panel {
    border: 1px solid var(--ops-line);
    border-radius: var(--ops-radius);
    background: var(--ops-surface);
    padding: 22px;
  }

  .ops-panel h3 {
    margin: 0 0 8px;
    color: var(--ops-ink);
    font-size: 19px;
  }

  .ops-panel p {
    margin: 0;
    color: var(--ops-muted);
    line-height: 1.72;
  }

  .ops-panel-label {
    display: block;
    margin-bottom: 12px;
    color: var(--ops-green);
    font-size: 12px;
    font-weight: 850;
  }

  .ops-timeline {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 10px;
  }

  .ops-stage-card {
    border: 1px solid var(--ops-line);
    border-radius: var(--ops-radius);
    background: var(--ops-surface);
    padding: 18px;
  }

  .ops-stage-card strong {
    display: block;
    color: var(--ops-ink);
    font-size: 16px;
  }

  .ops-stage-card span {
    display: block;
    margin-top: 8px;
    color: var(--ops-muted);
    font-size: 13px;
    line-height: 1.55;
  }

  .ops-stage-card.acceptance {
    border-color: rgba(15, 107, 79, 0.3);
    background: linear-gradient(180deg, #ffffff 0%, #f1f7f2 100%);
  }

  .ops-pricing {
    display: grid;
    grid-template-columns: minmax(0, 0.9fr) minmax(360px, 0.6fr);
    gap: 18px;
    align-items: stretch;
  }

  .ops-price-card {
    border: 1px solid var(--ops-red);
    border-radius: var(--ops-radius-lg);
    background: var(--ops-surface);
    padding: 26px;
  }

  .ops-price {
    margin: 12px 0 16px;
    font-size: 46px;
    font-weight: 850;
    color: var(--ops-red-dark);
  }

  .ops-price small {
    font-size: 16px;
    color: var(--ops-muted);
    font-weight: 650;
  }

  .ops-footer {
    padding: 34px 0;
    color: var(--ops-muted);
    border-top: 1px solid var(--ops-line);
    background: var(--ops-surface);
  }

  .ops-footer-grid {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    flex-wrap: wrap;
  }

  .ops-qr-row {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
  }

  .ops-qr {
    width: 90px;
    height: 90px;
    border: 1px solid var(--ops-line);
    border-radius: var(--ops-radius);
    background: #fff;
    padding: 6px;
    object-fit: contain;
  }

  .nav-dropdown-item-icon,
  .empty-icon,
  .course-icon-emoji,
  .resource-icon {
    font-family: var(--ops-font);
  }

  .nav-dropdown-item-icon {
    width: 24px;
    color: var(--ops-muted);
    font-size: 0;
  }

  .nav-dropdown-item-icon::before {
    content: "";
    display: block;
    width: 16px;
    height: 16px;
    border-radius: 4px;
    border: 1.5px solid currentColor;
  }

  .nav-avatar-dropdown {
    border-radius: var(--ops-radius);
    border: 1px solid var(--ops-line);
    box-shadow: var(--ops-shadow);
  }

  .nav-dropdown-header {
    background: var(--ops-ink);
  }

  .hero,
  .main-content {
    background: transparent;
  }

  .hero {
    color: var(--ops-ink);
    min-height: auto;
    padding: 0;
    overflow: visible;
  }

  .hero h1,
  .hero-eyebrow,
  .stat-number,
  .gradient-text {
    background: none !important;
    -webkit-text-fill-color: currentColor !important;
    -webkit-background-clip: initial !important;
    background-clip: initial !important;
  }

  body.ops-ui .navbar {
    background: rgba(246, 248, 245, 0.92);
    border-bottom: 1px solid rgba(21, 24, 22, 0.08);
    backdrop-filter: blur(16px);
  }

  body.ops-ui .navbar .container {
    max-width: 1180px;
    height: 68px;
  }

  body.ops-ui .brand-name {
    color: var(--ops-ink);
    font-weight: 780;
  }

  body.ops-ui .navbar-menu a,
  body.ops-ui .nav-item {
    color: var(--ops-muted);
    border-radius: var(--ops-radius);
    font-size: 14px;
    font-weight: 700;
  }

  body.ops-ui .navbar-menu a:hover,
  body.ops-ui .nav-item:hover,
  body.ops-ui .nav-item.active {
    color: var(--ops-red-dark);
    background: var(--ops-red-soft);
  }

  body.ops-ui .search-bar input {
    border-color: var(--ops-line);
    border-radius: var(--ops-radius) 0 0 var(--ops-radius);
    color: var(--ops-ink);
  }

  body.ops-ui .search-bar input::placeholder {
    color: var(--ops-muted);
  }

  body.ops-ui .search-bar button {
    background: var(--ops-red);
    border-radius: 0 var(--ops-radius) var(--ops-radius) 0;
  }

  body.ops-ui .page-header,
  body.ops-ui .resources-header {
    min-height: auto;
    padding: 58px 0 34px;
    background: var(--ops-page) !important;
    color: var(--ops-ink);
    overflow: visible;
  }

  body.ops-ui .page-header h1,
  body.ops-ui .resources-header h1 {
    max-width: 820px;
    margin: 0 auto 12px;
    color: var(--ops-ink);
    font-size: clamp(34px, 4.8vw, 56px);
    line-height: 1.08;
    text-wrap: balance;
  }

  body.ops-ui .page-header p,
  body.ops-ui .resources-header p {
    max-width: 680px;
    margin: 0 auto;
    color: var(--ops-muted);
    font-size: 17px;
    line-height: 1.72;
  }

  body.ops-ui .glow-overlay {
    display: none;
  }

  body.ops-ui .category-sidebar > div > div,
  body.ops-ui .resource-list,
  body.ops-ui .resources-section,
  body.ops-ui .content-filters,
  body.ops-ui .course-card,
  body.ops-ui .resource-card,
  body.ops-ui .history-item,
  body.ops-ui .download-item,
  body.ops-ui .favorite-item {
    border-radius: var(--ops-radius) !important;
    border: 1px solid var(--ops-line) !important;
    box-shadow: none !important;
    background: var(--ops-surface) !important;
  }

  body.ops-ui .category-sidebar > div > div {
    padding: 18px !important;
  }

  body.ops-ui .category-sidebar h2,
  body.ops-ui .category-sidebar h3 {
    color: var(--ops-ink) !important;
    font-weight: 780 !important;
  }

  body.ops-ui .category-group-title {
    margin: 16px 0 8px;
    color: var(--ops-muted);
    font-size: 12px;
    font-weight: 780;
    line-height: 1.2;
  }

  body.ops-ui .category-group-title:first-child {
    margin-top: 0;
  }

  body.ops-ui .category-item {
    border-radius: var(--ops-radius) !important;
    color: var(--ops-muted) !important;
    background: transparent !important;
    border: 1px solid transparent;
  }

  body.ops-ui .category-item.active,
  body.ops-ui .category-item[style*="background: #dc2626"],
  body.ops-ui .category-item:hover {
    color: var(--ops-red-dark) !important;
    background: var(--ops-red-soft) !important;
    border-color: rgba(180, 35, 24, 0.16) !important;
  }

  body.ops-ui .content-filters {
    padding: 6px;
    gap: 4px;
    display: inline-flex;
    margin-bottom: 18px;
  }

  body.ops-ui .filter-item {
    border-radius: var(--ops-radius) !important;
    color: var(--ops-muted);
    min-height: 34px;
    padding: 8px 12px;
    font-size: 14px;
    line-height: 1.2;
    font-weight: 750;
  }

  body.ops-ui .filter-item.active {
    color: #fff !important;
    background: var(--ops-ink) !important;
  }

  body.ops-ui .filter-item.active::after {
    display: none !important;
  }

  body.ops-ui .resources-grid,
  body.ops-ui .courses-grid,
  body.ops-ui #coursesGrid,
  body.ops-ui #resourcesGrid {
    gap: 14px !important;
  }

  body.ops-ui .resource-card,
  body.ops-ui .course-card {
    padding: 18px !important;
  }

  body.ops-ui .resource-title,
  body.ops-ui .course-title {
    color: var(--ops-ink) !important;
    font-weight: 800 !important;
  }

  body.ops-ui .resource-description,
  body.ops-ui .course-description,
  body.ops-ui .resource-meta,
  body.ops-ui .resource-stat,
  body.ops-ui .course-meta {
    color: var(--ops-muted) !important;
  }

  body.ops-ui .resource-tag,
  body.ops-ui .primary-badge,
  body.ops-ui .course-category {
    border-radius: 999px !important;
    color: var(--ops-green) !important;
    background: var(--ops-green-soft) !important;
    border: 1px solid rgba(15, 107, 79, 0.14);
  }

  body.ops-ui .modal-content,
  body.ops-ui .course-modal,
  body.ops-ui .wechat-qr-content {
    border-radius: var(--ops-radius-lg) !important;
    border: 1px solid var(--ops-line);
    box-shadow: var(--ops-shadow) !important;
    overflow: visible !important;
  }

  body.ops-ui .wechat-qr-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    align-items: center;
    justify-content: center;
  }

  body.ops-ui .wechat-qr-modal[hidden] {
    display: none !important;
  }

  body.ops-ui .wechat-qr-overlay {
    position: absolute;
    inset: 0;
    background: rgba(21, 24, 22, 0.52);
  }

  body.ops-ui .wechat-qr-content {
    position: relative;
    width: min(92vw, 380px);
    padding: 24px;
    background: var(--ops-surface);
    text-align: center;
  }

  body.ops-ui .qr-title {
    margin: 0 0 6px;
    color: var(--ops-ink);
    font-size: 22px;
  }

  body.ops-ui .qr-subtitle,
  body.ops-ui .wechat-instructions {
    color: var(--ops-muted);
  }

  body.ops-ui .wechat-qr-code {
    width: 220px;
    height: 220px;
    object-fit: contain;
    margin: 18px auto;
    border: 1px solid var(--ops-line);
    border-radius: var(--ops-radius);
    padding: 8px;
  }

  body.ops-ui .close-qr-button,
  body.ops-ui .pay-button {
    min-height: 42px;
    padding: 0 16px;
    border-radius: var(--ops-radius);
    border: 1px solid var(--ops-red);
    color: #fff;
    background: var(--ops-red);
    font-weight: 760;
    cursor: pointer;
  }

  body.ops-ui .site-footer {
    background: var(--ops-surface) !important;
    color: var(--ops-muted) !important;
    border-top: 1px solid var(--ops-line);
  }

  body.ops-ui .site-footer a,
  body.ops-ui .site-footer p {
    color: var(--ops-muted) !important;
  }

  @media (max-width: 980px) {
    .ops-nav {
      height: auto;
      min-height: 64px;
      padding: 12px 0;
      flex-wrap: wrap;
    }

    .ops-links {
      order: 3;
      width: 100%;
      overflow-x: auto;
      padding-bottom: 4px;
    }

    .ops-hero-grid,
    .ops-pricing,
    .ops-grid-2 {
      grid-template-columns: 1fr;
    }

    .ops-preview-body {
      grid-template-columns: 1fr;
    }

    .ops-stage-rail {
      border-right: 0;
      border-bottom: 1px solid var(--ops-line);
      display: flex;
      overflow-x: auto;
      gap: 8px;
    }

    .ops-stage-pill {
      min-width: 130px;
      margin-bottom: 0;
    }

    .ops-grid-3,
    .ops-timeline,
    .ops-proof-row {
      grid-template-columns: 1fr;
    }
  }

  @media (max-width: 640px) {
    .ops-shell {
      padding: 0 16px;
    }

    .ops-nav {
      height: auto;
      min-height: 64px;
      flex-wrap: wrap;
      gap: 10px;
      padding: 10px 0;
    }

    .ops-brand {
      min-width: 0;
      flex: 1 1 180px;
    }

    .ops-actions {
      width: auto;
      flex: 0 0 auto;
      justify-content: flex-end;
    }

    .ops-actions .ops-btn-quiet {
      display: none;
    }

    .ops-actions .ops-btn-primary {
      min-height: 38px;
      padding: 0 12px;
      font-size: 13px;
    }

    .ops-links {
      order: 3;
      width: 100%;
      overflow-x: auto;
      justify-content: flex-start;
      padding-bottom: 2px;
    }

    .ops-links a {
      flex: 0 0 auto;
    }

    .ops-preview-title {
      display: none;
    }

    .ops-hero {
      padding: 44px 0 36px;
    }

    .ops-h1 {
      font-size: 34px;
      line-height: 1.14;
      word-break: break-all;
    }

    .ops-lede {
      font-size: 16px;
    }

    .ops-proof-row {
      grid-template-columns: 1fr;
    }

    .ops-preview {
      width: 100%;
      max-width: 100%;
      overflow: hidden;
    }

    .ops-preview-body {
      grid-template-columns: 1fr;
      min-height: auto;
    }

    .ops-stage-rail {
      display: flex;
      gap: 8px;
      overflow-x: auto;
      border-right: none;
      border-bottom: 1px solid var(--ops-line);
    }

    .ops-stage-pill {
      width: auto;
      flex: 0 0 auto;
      margin-bottom: 0;
      white-space: nowrap;
    }

    .ops-preview-body {
      min-height: auto;
    }
  }

  @media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
      transition-duration: 0.01ms !important;
      animation-duration: 0.01ms !important;
      animation-iteration-count: 1 !important;
      scroll-behavior: auto !important;
    }
  }

  body.ops-ui .latest-header,
  body.ops-ui .page-header,
  body.ops-ui .resources-header {
    position: relative !important;
    padding: 72px 24px 48px !important;
    text-align: left !important;
    color: var(--ops-ink) !important;
    background: var(--ops-page) !important;
    border-bottom: 1px solid var(--ops-line) !important;
  }

  body.ops-ui .latest-header .glow-overlay,
  body.ops-ui .page-header .glow-overlay,
  body.ops-ui .resources-header .glow-overlay {
    display: none !important;
  }

  body.ops-ui .latest-header h1,
  body.ops-ui .page-header h1,
  body.ops-ui .resources-header h1 {
    max-width: 980px !important;
    margin: 0 auto 14px !important;
    color: var(--ops-ink) !important;
    font-size: clamp(38px, 5vw, 64px) !important;
    line-height: 1.04 !important;
    letter-spacing: 0 !important;
    font-family: var(--ops-display) !important;
  }

  body.ops-ui .latest-header p,
  body.ops-ui .page-header p,
  body.ops-ui .resources-header p {
    max-width: 980px !important;
    margin: 0 auto !important;
    color: var(--ops-muted) !important;
    font-size: 18px !important;
  }

  body.ops-ui .learning-section,
  body.ops-ui .category-nav,
  body.ops-ui .tags-nav,
  body.ops-ui .resource-list,
  body.ops-ui .updates-container {
    background: var(--ops-page) !important;
  }

  body.ops-ui .updates-container {
    max-width: 1180px !important;
    margin: 0 auto !important;
    padding: 34px 20px 56px !important;
  }

  body.ops-ui .learning-section > .container,
  body.ops-ui .resource-list > .container,
  body.ops-ui .category-nav > .container,
  body.ops-ui .tags-nav > .container {
    max-width: 1180px !important;
  }

  body.ops-ui .category-sidebar > div > div {
    background: var(--ops-surface) !important;
    border: 1px solid var(--ops-line) !important;
    border-radius: var(--ops-radius-lg) !important;
    box-shadow: 0 10px 26px rgba(21, 24, 22, 0.04) !important;
  }

  body.ops-ui .category-sidebar > div {
    background: transparent !important;
    border: 0 !important;
    box-shadow: none !important;
  }

  body.ops-ui .category-btn,
  body.ops-ui .tag-btn,
  body.ops-ui .category-item,
  body.ops-ui .filter-item,
  body.ops-ui .resource-tag,
  body.ops-ui .tag {
    border-radius: var(--ops-radius) !important;
  }

  body.ops-ui .category-btn,
  body.ops-ui .tag-btn {
    border: 1px solid var(--ops-line) !important;
    background: var(--ops-surface) !important;
    color: var(--ops-muted) !important;
    font-weight: 700 !important;
  }

  body.ops-ui .category-btn.active,
  body.ops-ui .tag-btn.active,
  body.ops-ui .category-item.active,
  body.ops-ui .filter-item.active {
    background: var(--ops-ink) !important;
    border-color: var(--ops-ink) !important;
    color: #fff !important;
    box-shadow: none !important;
  }

  body.ops-ui .resource-card,
  body.ops-ui .course-card,
  body.ops-ui .card,
  body.ops-ui .empty-state,
  body.ops-ui #downloadsList,
  body.ops-ui #favoritesList,
  body.ops-ui #historyList {
    background: var(--ops-surface) !important;
    border: 1px solid var(--ops-line) !important;
    border-radius: var(--ops-radius-lg) !important;
    box-shadow: 0 10px 26px rgba(21, 24, 22, 0.04) !important;
  }

  body.ops-ui .resource-icon,
  body.ops-ui .course-icon-emoji,
  body.ops-ui .empty-icon,
  body.ops-ui .nav-dropdown-item-icon,
  body.ops-ui .nav-login-icon {
    width: 48px !important;
    height: 48px !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    border-radius: var(--ops-radius) !important;
    background: var(--ops-green-soft) !important;
    color: var(--ops-green) !important;
    font-size: 12px !important;
    font-weight: 900 !important;
    line-height: 1 !important;
  }

  body.ops-ui .resource-title,
  body.ops-ui .course-title,
  body.ops-ui .date-title,
  body.ops-ui .section-title {
    color: var(--ops-ink) !important;
    font-weight: 800 !important;
  }

  body.ops-ui .date-title {
    margin: 30px 0 16px !important;
    font-size: 30px !important;
    line-height: 1.15 !important;
    font-family: var(--ops-display) !important;
  }

  body.ops-ui .section-title {
    margin: 16px 0 10px !important;
    color: var(--ops-red-dark) !important;
    font-size: 22px !important;
    line-height: 1.25 !important;
  }

  body.ops-ui .resource-title {
    font-size: 17px !important;
    line-height: 1.42 !important;
  }

  body.ops-ui .tag.format,
  body.ops-ui .tag.primary,
  body.ops-ui .format-badge,
  body.ops-ui .primary-badge {
    color: var(--ops-red) !important;
    background: var(--ops-red-soft) !important;
    border-color: transparent !important;
  }

  body.ops-ui .resource-stat,
  body.ops-ui .meta,
  body.ops-ui .resource-description,
  body.ops-ui .resource-meta-row,
  body.ops-ui .resource-stats-row {
    color: var(--ops-muted) !important;
  }

  body.ops-ui .resource-stat .icon {
    display: inline;
    width: auto;
    height: auto;
    padding: 0;
    border-radius: 0;
    background: transparent;
    color: var(--ops-muted);
    font-size: 12px;
    font-weight: 760;
    line-height: inherit;
  }

  body.ops-ui .resource-stat .stat-value {
    font-size: 12px;
  }

  body.ops-ui .modal {
    background: rgba(21, 24, 22, 0.58) !important;
  }

  body.ops-ui .modal-content,
  body.ops-ui .membership-option,
  body.ops-ui .member-benefits {
    background: var(--ops-surface) !important;
    border: 1px solid var(--ops-line) !important;
    border-radius: var(--ops-radius-lg) !important;
    box-shadow: 0 28px 70px rgba(21, 24, 22, 0.16) !important;
  }

  body.ops-ui .popular-tag,
  body.ops-ui .pay-button,
  body.ops-ui .btn-download,
  body.ops-ui .btn-primary,
  body.ops-ui button.pay-button {
    background: var(--ops-red) !important;
    color: #fff !important;
    border-radius: var(--ops-radius) !important;
    box-shadow: none !important;
  }

  body.ops-ui .ops-brand-link,
  body.ops-ui .ops-search-form {
    display: flex;
    align-items: center;
  }

  body.ops-ui .ops-brand-link {
    gap: 12px;
    color: inherit;
    text-decoration: none;
  }

  body.ops-ui .ops-avatar-image[hidden] {
    display: none !important;
  }

  body.ops-ui .ops-avatar-placeholder {
    font-size: 24px;
    font-weight: 850;
  }

  body.ops-ui .ops-wide-container,
  body.ops-ui .ops-resource-shell {
    max-width: 1180px !important;
  }

  body.ops-ui .ops-stage-overview {
    padding: 34px 0;
    background: var(--ops-surface);
    border-top: 1px solid var(--ops-line);
    border-bottom: 1px solid var(--ops-line);
  }

  body.ops-ui .ops-stage-grid {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 10px;
  }

  body.ops-ui .ops-stage-tile {
    min-height: 96px;
    padding: 16px;
    border: 1px solid var(--ops-line);
    border-radius: var(--ops-radius);
    background: #fbfcfa;
  }

  body.ops-ui .ops-stage-tile strong,
  body.ops-ui .category-label {
    display: block;
    color: var(--ops-ink);
    font-size: 14px;
    font-weight: 820;
    line-height: 1.35;
  }

  body.ops-ui .ops-stage-tile span {
    display: block;
    margin-top: 8px;
    color: var(--ops-muted);
    font-size: 13px;
    line-height: 1.55;
  }

  body.ops-ui .ops-stage-actions {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
    margin-top: 18px;
  }

  body.ops-ui .ops-workbench {
    padding: 42px 0 56px !important;
    background: var(--ops-page) !important;
  }

  body.ops-ui .ops-workbench-title {
    margin: 0 0 20px;
    color: var(--ops-ink);
    font-family: var(--ops-display);
    font-size: 28px;
    line-height: 1.2;
  }

  body.ops-ui .ops-workbench-layout,
  body.ops-ui .ops-resource-layout {
    display: grid;
    grid-template-columns: 230px minmax(0, 1fr);
    gap: 22px;
    align-items: start;
  }

  body.ops-ui .ops-resource-shell {
    margin: 0 auto;
    padding: 40px 20px 56px;
  }

  body.ops-ui .ops-sidebar {
    position: sticky;
    top: 86px;
    width: auto !important;
    max-height: calc(100vh - 110px);
    overflow-y: auto;
    scrollbar-width: thin;
  }

  body.ops-ui .ops-sidebar-panel {
    padding: 16px !important;
  }

  body.ops-ui .ops-sidebar-title {
    margin: 0 0 14px;
    color: var(--ops-ink);
    font-size: 17px;
    line-height: 1.3;
  }

  body.ops-ui .category-group {
    margin-bottom: 10px;
  }

  body.ops-ui .sub-categories {
    margin: 4px 0 0 12px;
  }

  body.ops-ui .category-item {
    display: block;
    margin-bottom: 5px;
    padding: 10px 12px;
    cursor: pointer;
    transition: background 160ms ease, border-color 160ms ease, color 160ms ease;
  }

  body.ops-ui .sub-categories .category-item {
    padding: 8px 10px;
    font-size: 13px;
  }

  body.ops-ui .category-item.active .category-label,
  body.ops-ui .category-item:hover .category-label {
    color: inherit;
  }

  body.ops-ui .category-all {
    margin-bottom: 14px;
    border-color: var(--ops-ink) !important;
    background: var(--ops-ink) !important;
    color: #fff !important;
  }

  body.ops-ui .category-all .category-label {
    color: inherit;
    font-size: 13px;
    letter-spacing: 0;
  }

  body.ops-ui .category-primary {
    position: relative;
    margin: 10px 0 4px;
    padding: 11px 12px !important;
    border-color: rgba(21, 24, 22, 0.1) !important;
    background: #f8faf7 !important;
  }

  body.ops-ui .category-primary .category-label {
    color: var(--ops-ink);
    font-size: 14px;
    font-weight: 880;
    line-height: 1.25;
  }

  body.ops-ui .category-primary::before {
    content: "";
    display: inline-block;
    width: 5px;
    height: 5px;
    margin-right: 8px;
    border-radius: 999px;
    background: var(--ops-red);
    vertical-align: 2px;
  }

  body.ops-ui .category-primary .category-label {
    display: inline;
  }

  body.ops-ui .category-child {
    position: relative;
    margin: 0 0 3px 14px;
    padding: 7px 10px 7px 16px !important;
    border-color: transparent !important;
    background: transparent !important;
  }

  body.ops-ui .category-child::before {
    content: "";
    position: absolute;
    left: 4px;
    top: 50%;
    width: 6px;
    height: 1px;
    background: rgba(96, 110, 101, 0.38);
  }

  body.ops-ui .category-child .category-label {
    color: var(--ops-muted);
    font-size: 12px;
    font-weight: 680;
    line-height: 1.3;
  }

  body.ops-ui .category-primary.active,
  body.ops-ui .category-primary:hover {
    background: var(--ops-ink) !important;
    border-color: var(--ops-ink) !important;
    color: #fff !important;
  }

  body.ops-ui .category-primary.active::before,
  body.ops-ui .category-primary:hover::before {
    background: #fff;
  }

  body.ops-ui .category-primary.active .category-label,
  body.ops-ui .category-primary:hover .category-label {
    color: inherit;
  }

  body.ops-ui .category-child.active,
  body.ops-ui .category-child:hover {
    background: var(--ops-red-soft) !important;
    border-color: transparent !important;
    color: var(--ops-red-dark) !important;
  }

  body.ops-ui .category-child.active::before,
  body.ops-ui .category-child:hover::before {
    background: var(--ops-red);
  }

  body.ops-ui .category-child.active .category-label,
  body.ops-ui .category-child:hover .category-label {
    color: inherit;
  }

  body.ops-ui.continuous-resources #resourcesGrid {
    display: block !important;
  }

  body.ops-ui .resource-category-section {
    margin-bottom: 26px;
    scroll-margin-top: 96px;
  }

  body.ops-ui .resource-section-header {
    display: flex;
    align-items: flex-end;
    justify-content: space-between;
    gap: 12px;
    margin: 0 0 10px;
    padding: 0 2px 10px;
    border-bottom: 1px solid var(--ops-line);
  }

  body.ops-ui .resource-section-kicker {
    display: block;
    margin-bottom: 4px;
    color: var(--ops-muted);
    font-size: 11px;
    font-weight: 780;
    line-height: 1;
  }

  body.ops-ui .resource-section-header h2 {
    margin: 0;
    color: var(--ops-ink);
    font-size: 18px;
    font-weight: 880;
    line-height: 1.2;
  }

  body.ops-ui .resource-section-count {
    flex-shrink: 0;
    color: var(--ops-muted);
    font-size: 12px;
    font-weight: 700;
  }

  body.ops-ui .resource-section-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 10px !important;
  }

  body.ops-ui .resources-grid,
  body.ops-ui #resourcesGrid {
    gap: 10px !important;
  }

  body.ops-ui .resource-card {
    gap: 10px !important;
    padding: 12px !important;
    min-height: 0 !important;
    align-items: flex-start !important;
  }

  body.ops-ui .resource-main {
    gap: 10px !important;
  }

  body.ops-ui .resource-icon {
    width: 38px !important;
    height: 38px !important;
    border-radius: 8px !important;
    font-size: 11px !important;
  }

  body.ops-ui .resource-title {
    margin: 0 0 7px !important;
    font-size: 14px !important;
    line-height: 1.34 !important;
    font-weight: 820 !important;
  }

  body.ops-ui .resource-meta-row,
  body.ops-ui .resource-stats-row {
    gap: 5px !important;
    margin-top: 5px !important;
  }

  body.ops-ui .resource-tag {
    padding: 3px 6px !important;
    font-size: 10px !important;
    line-height: 1.2 !important;
    font-weight: 780 !important;
  }

  body.ops-ui .resource-stat,
  body.ops-ui .resource-stat .icon,
  body.ops-ui .resource-stat .stat-value {
    font-size: 10px !important;
    line-height: 1.2 !important;
  }

  body.ops-ui .resource-actions {
    width: 70px !important;
    gap: 6px !important;
  }

  body.ops-ui .resource-actions button {
    min-height: 26px !important;
    padding: 6px 8px !important;
    font-size: 11px !important;
    line-height: 1.1 !important;
    border-radius: 7px !important;
  }

  body.ops-ui .ops-list-panel {
    min-width: 0;
  }

  body.ops-ui .ops-course-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 14px;
  }

  body.ops-ui .course-card {
    display: flex;
    flex-direction: column;
    min-height: 190px;
  }

  body.ops-ui .course-click-area,
  body.ops-ui .resource-main {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    cursor: pointer;
  }

  body.ops-ui .course-card-body,
  body.ops-ui .resource-body {
    flex: 1;
    min-width: 0;
  }

  body.ops-ui .course-card-title {
    margin: 0 0 8px;
    color: var(--ops-ink);
    font-size: 17px;
    line-height: 1.42;
    font-weight: 820;
  }

  body.ops-ui .course-owner,
  body.ops-ui .course-recommendation {
    margin: 0;
    color: var(--ops-muted);
    font-size: 13px;
    line-height: 1.65;
  }

  body.ops-ui .course-owner {
    color: var(--ops-subtle);
  }

  body.ops-ui .course-actions,
  body.ops-ui .resource-actions {
    display: flex;
    gap: 10px;
    margin-top: auto;
    padding-top: 14px;
  }

  body.ops-ui .resource-actions {
    width: 70px !important;
    flex-direction: column !important;
    gap: 6px !important;
    margin-top: 0 !important;
    padding-top: 0 !important;
  }

  body.ops-ui .course-action-btn {
    min-height: 40px;
    flex: 1;
    border: 1px solid var(--ops-line);
    border-radius: var(--ops-radius);
    background: var(--ops-surface);
    color: var(--ops-ink-soft);
    font-size: 14px;
    font-weight: 760;
    cursor: pointer;
    transition: background 160ms ease, color 160ms ease, border-color 160ms ease, transform 160ms ease;
  }

  body.ops-ui .course-action-btn:hover {
    transform: translateY(-1px);
  }

  body.ops-ui .course-action-btn.primary,
  body.ops-ui .course-action-btn.learning {
    background: var(--ops-red);
    border-color: var(--ops-red);
    color: #fff;
  }

  body.ops-ui .course-action-btn.completed {
    background: var(--ops-green);
    border-color: var(--ops-green);
    color: #fff;
  }

  body.ops-ui .course-action-btn.complete-btn {
    flex: 0.7;
    color: var(--ops-red);
    border-color: rgba(180, 35, 24, 0.36);
    background: var(--ops-surface);
  }

  body.ops-ui .course-progress {
    margin-top: 12px;
    padding-top: 12px;
    border-top: 1px solid var(--ops-line);
  }

  body.ops-ui .progress-bar {
    width: 100%;
    height: 5px;
    margin-bottom: 7px;
    overflow: hidden;
    border-radius: 999px;
    background: var(--ops-surface-quiet);
  }

  body.ops-ui .progress-fill {
    width: 0;
    height: 100%;
    border-radius: inherit;
    background: var(--ops-green);
  }

  body.ops-ui .progress-caption {
    color: var(--ops-muted);
    font-size: 12px;
    text-align: right;
  }

  body.ops-ui .ops-empty-state,
  body.ops-ui .no-resources {
    grid-column: 1 / -1;
    padding: 34px 22px;
    border: 1px dashed var(--ops-line-strong);
    border-radius: var(--ops-radius);
    color: var(--ops-muted);
    background: rgba(255, 255, 255, 0.56);
    text-align: center;
    font-size: 14px;
  }

  body.ops-ui .ops-empty-state p {
    margin: 4px 0;
  }

  body.ops-ui .ops-preview-modal {
    max-width: 90%;
    max-height: 90vh;
    overflow: auto;
  }

  body.ops-ui .ops-course-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    padding: 20px;
    background: rgba(21, 24, 22, 0.58);
    align-items: center;
    justify-content: center;
  }

  body.ops-ui .ops-course-modal-card {
    width: min(92vw, 820px);
    max-height: 82vh;
    margin: auto;
    display: flex;
    flex-direction: column;
    overflow: visible !important;
    background: var(--ops-surface);
  }

  body.ops-ui .ops-course-modal-header,
  body.ops-ui .ops-course-modal-footer {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 22px;
    border-color: var(--ops-line);
  }

  body.ops-ui .ops-course-modal-header {
    justify-content: space-between;
    border-bottom: 1px solid var(--ops-line);
  }

  body.ops-ui .ops-course-modal-footer {
    border-top: 1px solid var(--ops-line);
  }

  body.ops-ui .ops-course-modal-title {
    flex: 1;
    margin: 0;
    color: var(--ops-ink);
    font-size: 20px;
    line-height: 1.35;
  }

  body.ops-ui .ops-modal-close {
    width: 34px;
    height: 34px;
    border: 1px solid var(--ops-line);
    border-radius: var(--ops-radius);
    background: var(--ops-surface);
    color: var(--ops-muted);
    cursor: pointer;
    font-size: 23px;
    line-height: 1;
  }

  body.ops-ui .ops-course-modal-body {
    flex: 1;
    overflow-y: auto;
    padding: 22px;
  }

  body.ops-ui .ops-course-modal-content {
    color: var(--ops-ink-soft);
    font-size: 15px;
    line-height: 1.85;
  }

  body.ops-ui .ops-course-modal-content a {
    color: var(--ops-red);
    text-decoration: underline;
    text-underline-offset: 3px;
  }

  body.ops-ui .ops-course-links {
    display: none;
    margin-top: 28px;
    padding-top: 22px;
    border-top: 1px solid var(--ops-line);
  }

  body.ops-ui .ops-course-links-title {
    margin-bottom: 14px;
    color: var(--ops-ink);
    font-size: 15px;
    font-weight: 800;
  }

  body.ops-ui .web-link-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 14px;
    padding: 12px 14px;
    margin-bottom: 10px;
    border: 1px solid var(--ops-line);
    border-radius: var(--ops-radius);
    background: #fbfcfa;
    cursor: pointer;
    transition: background 160ms ease, border-color 160ms ease;
  }

  body.ops-ui .web-link-item:hover {
    background: var(--ops-red-soft);
    border-color: rgba(180, 35, 24, 0.28);
  }

  body.ops-ui .web-link-text {
    flex: 1;
    min-width: 0;
    color: var(--ops-red);
    font-size: 14px;
    word-break: break-all;
    text-decoration: underline;
    text-underline-offset: 3px;
  }

  body.ops-ui .web-link-action {
    flex: 0 0 auto;
    min-height: 30px;
    padding: 0 11px;
    display: inline-flex;
    align-items: center;
    border: 1px solid var(--ops-line);
    border-radius: var(--ops-radius);
    background: var(--ops-surface);
    color: var(--ops-muted);
    font-size: 12px;
    font-weight: 760;
  }

  body.ops-ui .ops-modal-primary {
    width: 100%;
    min-height: 44px;
    border: 1px solid var(--ops-red);
    border-radius: var(--ops-radius);
    background: var(--ops-red);
    color: #fff;
    font-size: 15px;
    font-weight: 800;
    cursor: pointer;
  }

  body.ops-ui .ops-loading {
    color: var(--ops-muted);
    padding: 12px 0;
  }

  body.ops-ui .ops-hidden {
    display: none !important;
  }

  body.ops-ui .nav-dropdown-count {
    display: none;
    margin-left: 4px;
    color: var(--ops-muted);
    font-size: 12px;
  }

  body.ops-ui .nav-dropdown-count.is-visible {
    display: inline;
  }

  body.ops-ui .ops-friend-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 18px;
    background: rgba(21, 24, 22, 0.58);
  }

  body.ops-ui .ops-friend-card {
    width: min(92vw, 340px);
    padding: 26px;
    border: 1px solid var(--ops-line);
    border-radius: var(--ops-radius-lg);
    background: var(--ops-surface);
    box-shadow: var(--ops-shadow);
    text-align: center;
  }

  body.ops-ui .ops-friend-title {
    margin-bottom: 18px;
    color: var(--ops-ink);
    font-family: var(--ops-display);
    font-size: 24px;
    line-height: 1.2;
    font-weight: 850;
  }

  body.ops-ui .ops-friend-qr-wrap {
    display: flex;
    justify-content: center;
    margin-bottom: 16px;
  }

  body.ops-ui .ops-friend-qr {
    width: 220px;
    height: 220px;
    border: 1px solid var(--ops-line);
    border-radius: var(--ops-radius);
    object-fit: contain;
  }

  body.ops-ui .ops-friend-copy {
    margin-bottom: 10px;
    color: var(--ops-muted);
    font-size: 14px;
  }

  body.ops-ui .ops-friend-note {
    margin-bottom: 18px;
    padding: 9px 12px;
    border-radius: var(--ops-radius);
    background: var(--ops-red-soft);
    color: var(--ops-red-dark);
    font-size: 13px;
    line-height: 1.6;
  }

  body.ops-ui .ops-friend-close {
    min-height: 40px;
    padding: 0 24px;
    border: 1px solid var(--ops-red);
    border-radius: var(--ops-radius);
    background: var(--ops-red);
    color: #fff;
    font-size: 14px;
    font-weight: 800;
    cursor: pointer;
  }

  body.ops-ui .ops-member-modal {
    position: fixed;
    inset: 0;
    z-index: 1000;
    padding: 18px;
    align-items: center;
    justify-content: center;
    background: rgba(21, 24, 22, 0.58) !important;
  }

  body.ops-ui .ops-member-card {
    position: relative;
    width: min(92vw, 420px);
    padding: 26px;
    text-align: left;
    background: var(--ops-surface);
  }

  body.ops-ui .ops-member-status-card,
  body.ops-ui .ops-payment-card {
    text-align: center;
  }

  body.ops-ui .ops-member-close {
    position: absolute;
    top: 14px;
    right: 14px;
    width: 34px;
    height: 34px;
    border: 1px solid var(--ops-line);
    border-radius: var(--ops-radius);
    background: var(--ops-surface);
    color: var(--ops-muted);
    cursor: pointer;
    font-size: 23px;
    line-height: 1;
  }

  body.ops-ui .ops-member-header {
    margin-bottom: 20px;
    padding-right: 26px;
  }

  body.ops-ui .ops-member-status-card .ops-member-header,
  body.ops-ui .ops-payment-card .ops-member-header {
    padding-right: 0;
  }

  body.ops-ui .ops-member-header h2 {
    margin: 0;
    color: var(--ops-ink);
    font-family: var(--ops-display);
    font-size: 25px;
    line-height: 1.22;
  }

  body.ops-ui .ops-member-header p {
    margin: 8px 0 0;
    color: var(--ops-muted);
    font-size: 14px;
    line-height: 1.7;
  }

  body.ops-ui .ops-membership-options {
    display: grid;
    gap: 12px;
    margin-bottom: 18px;
  }

  body.ops-ui .membership-option {
    width: 100%;
    padding: 18px;
    border: 1px solid var(--ops-line) !important;
    border-radius: var(--ops-radius) !important;
    background: #fbfcfa !important;
    cursor: pointer;
    text-align: left;
  }

  body.ops-ui .membership-option.active {
    border-color: rgba(180, 35, 24, 0.42) !important;
    background: var(--ops-red-soft) !important;
  }

  body.ops-ui .membership-option h3 {
    margin: 8px 0 10px;
    color: var(--ops-ink);
    font-size: 18px;
    line-height: 1.35;
  }

  body.ops-ui .membership-option .price {
    color: var(--ops-red-dark);
    font-size: 34px;
    font-weight: 900;
    line-height: 1;
  }

  body.ops-ui .membership-option .description {
    margin-top: 8px;
    color: var(--ops-muted);
    font-size: 13px;
  }

  body.ops-ui .popular-tag {
    display: inline-flex;
    min-height: 26px;
    align-items: center;
    padding: 0 9px;
    border-radius: var(--ops-radius) !important;
    background: var(--ops-ink) !important;
    color: #fff !important;
    font-size: 12px;
    font-weight: 850;
  }

  body.ops-ui .ops-payment-options {
    margin-bottom: 18px;
  }

  body.ops-ui .ops-payment-options h4,
  body.ops-ui .member-benefits h4 {
    margin: 0 0 10px;
    color: var(--ops-ink);
    font-size: 15px;
  }

  body.ops-ui .payment-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 11px 12px;
    border: 1px solid var(--ops-line);
    border-radius: var(--ops-radius);
    background: #fbfcfa;
  }

  body.ops-ui .payment-option img {
    width: 28px;
    height: 28px;
    object-fit: contain;
  }

  body.ops-ui .payment-option > span:nth-child(2) {
    flex: 1;
    color: var(--ops-ink-soft);
    font-weight: 720;
  }

  body.ops-ui .payment-option .radio {
    width: 18px;
    height: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--ops-red);
    border-radius: 50%;
  }

  body.ops-ui .payment-option .radio span {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--ops-red);
  }

  body.ops-ui .pay-button {
    width: 100%;
    min-height: 44px;
    border: 1px solid var(--ops-red) !important;
    font-size: 15px !important;
    font-weight: 850 !important;
    cursor: pointer;
  }

  body.ops-ui .member-benefits {
    margin-top: 18px;
    padding: 15px;
    border-radius: var(--ops-radius) !important;
    background: #fbfcfa !important;
    box-shadow: none !important;
  }

  body.ops-ui .member-benefits ul {
    margin: 0;
    padding-left: 18px;
    color: var(--ops-muted);
    font-size: 14px;
    line-height: 1.8;
  }

  body.ops-ui .ops-member-mark {
    width: 62px;
    height: 62px;
    margin: 0 auto 14px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(15, 107, 79, 0.22);
    border-radius: var(--ops-radius);
    background: var(--ops-green-soft);
    color: var(--ops-green);
    font-size: 20px;
    font-weight: 900;
  }

  body.ops-ui .qr-code-container {
    width: 222px;
    height: 222px;
    margin: 0 auto 16px;
    padding: 10px;
    border: 1px solid var(--ops-line);
    border-radius: var(--ops-radius);
    background: #fbfcfa;
  }

  body.ops-ui #paymentQRCode,
  body.ops-ui #paymentQRCodeImg {
    width: 100%;
    height: 100%;
  }

  body.ops-ui #paymentQRCode {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--ops-surface);
  }

  body.ops-ui #paymentQRCodeImg {
    object-fit: contain;
  }

  body.ops-ui .payment-amount {
    margin-bottom: 8px;
    color: var(--ops-red-dark);
    font-size: 22px;
    font-weight: 900;
  }

  body.ops-ui .ops-payment-note {
    margin: 0 0 18px;
    color: var(--ops-muted);
    font-size: 14px;
    line-height: 1.65;
  }

  body.ops-ui .ops-payment-cancel,
  body.ops-ui .ops-simulate-button {
    min-height: 38px;
    padding: 0 14px;
    border: 1px solid var(--ops-line);
    border-radius: var(--ops-radius);
    background: var(--ops-surface);
    color: var(--ops-ink-soft);
    font-size: 14px;
    font-weight: 760;
    cursor: pointer;
  }

  body.ops-ui .ops-simulate-button {
    margin-top: 12px;
    width: 100%;
    background: var(--ops-red);
    border-color: var(--ops-red);
    color: #fff;
  }

  @media (max-width: 980px) {
    body.ops-ui .ops-stage-grid,
    body.ops-ui .ops-workbench-layout,
    body.ops-ui .ops-resource-layout,
    body.ops-ui .ops-course-grid {
      grid-template-columns: 1fr;
    }

    body.ops-ui .ops-sidebar {
      position: static;
      max-height: none;
    }

    body.ops-ui .ops-stage-grid {
      grid-template-columns: repeat(2, minmax(0, 1fr));
    }
  }

  @media (max-width: 640px) {
    body.ops-ui .navbar .container {
      height: auto !important;
      min-height: 60px;
      flex-wrap: wrap;
      gap: 8px;
      padding-top: 8px;
      padding-bottom: 8px;
    }

    body.ops-ui .navbar-brand {
      flex: 1 1 100%;
      min-width: 0;
    }

    body.ops-ui .navbar-menu {
      order: 3;
      width: 100%;
      display: flex;
      gap: 4px;
      overflow-x: auto;
      scrollbar-width: none;
    }

    body.ops-ui .navbar-menu::-webkit-scrollbar {
      display: none;
    }

    body.ops-ui .navbar-menu .nav-item {
      flex: 0 0 auto;
    }

    body.ops-ui .navbar-end {
      display: none !important;
    }

    body.ops-ui .ops-stage-grid {
      grid-template-columns: 1fr;
    }

    body.ops-ui .ops-stage-actions,
    body.ops-ui .course-actions,
    body.ops-ui .resource-actions {
      flex-direction: column;
    }

    body.ops-ui .ops-course-modal {
      padding: 10px;
    }

    body.ops-ui .ops-course-modal-card {
      width: 100%;
      max-height: calc(100vh - 20px);
    }
  }