:root {
      --primary: #165DFF;
      --primary-hover: #0D42CC;
      --primary-light: #E8F3FF;
      --bg-page: #F2F3F5;
      --bg-card: #FFFFFF;
      --bg-secondary: #F7F8FA;
      --border: #E5E6EB;
      --border-light: #F0F0F0;
      --text-primary: #1D2129;
      --text-secondary: #4E5969;
      --text-tertiary: #86909C;
      --success: #00B42A;
      --success-bg: #E8FFEA;
      --danger: #F53F3F;
      --danger-bg: #FFECE8;
      --warning: #FF7D00;
      --warning-bg: #FFF7E8;
      --sidebar-width: 240px;
      --radius-sm: 6px;
      --radius-md: 8px;
      --radius-lg: 12px;
      --shadow-sm: 0 1px 2px rgba(0,0,0,.04);
      --shadow-md: 0 4px 12px rgba(0,0,0,.08);
      --shadow-lg: 0 8px 24px rgba(0,0,0,.12);
      /* Typography */
      --text-xs: 12px;
      --text-sm: 13px;
      --text-base: 14px;
      --text-md: 15px;
      --text-lg: 16px;
      --text-xl: 18px;
      --text-2xl: 20px;
      --text-3xl: 24px;
      --font-weight-normal: 400;
      --font-weight-medium: 500;
      --font-weight-semibold: 600;
      /* Page titles */
      --page-title-size: 20px;
      --page-title-weight: 600;
      /* Section & card titles */
      --section-title-size: 16px;
      --section-title-weight: 600;
      /* Subsection */
      --subsection-size: 14px;
      --subsection-weight: 600;
      /* Modal title */
      --modal-title-size: 16px;
      --modal-title-weight: 600;
      /* Buttons */
      --btn-height: 36px;
      --btn-height-sm: 32px;
      --btn-height-lg: 44px;
      --btn-padding-x: 20px;
      --btn-padding-x-sm: 12px;
      --btn-font: 14px;
      --btn-font-sm: 13px;
    }
    * { box-sizing: border-box; margin: 0; padding: 0; }
    html { -webkit-text-size-adjust: 100%; }
    body {
      font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'PingFang SC', 'Hiragino Sans GB', 'Microsoft YaHei', 'Helvetica Neue', Arial, sans-serif;
      font-size: var(--text-base);
      line-height: 1.55;
      background: var(--bg-page);
      color: var(--text-primary);
      min-height: 100vh;
      overflow-x: hidden;
      -webkit-font-smoothing: antialiased;
      -moz-osx-font-smoothing: grayscale;
      text-rendering: optimizeLegibility;
      font-feature-settings: 'tnum' 1, 'kern' 1;
      letter-spacing: .01em;
    }
.page-loader {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 240px;
  color: var(--text-secondary);
  font-size: var(--text-base);
}
.page-loader.is-error {
  color: var(--danger);
}
    /* Stable numeric columns */
    td, th, .mono, .num, .value, .tabular { font-variant-numeric: tabular-nums; }
    code, pre, .addr, .hash { font-family: ui-monospace, SFMono-Regular, 'JetBrains Mono', Menlo, Consolas, 'Liberation Mono', monospace; }

    /* ===================== Design System v2 ===================== */
    /* Selection */
    ::selection { background: rgba(22,93,255,.18); color: var(--text-primary); }
    /* Scrollbar */
    *::-webkit-scrollbar { width: 10px; height: 10px; }
    *::-webkit-scrollbar-thumb { background: #dadde4; border-radius: 10px; border: 2px solid transparent; background-clip: content-box; }
    *::-webkit-scrollbar-thumb:hover { background: #c2c7d1; border: 2px solid transparent; background-clip: content-box; }
    *::-webkit-scrollbar-track { background: transparent; }

    /* Focus rings — consistent soft glow */
    :root { --focus-ring: 0 0 0 3px rgba(22,93,255,.18); --danger-focus-ring: 0 0 0 3px rgba(245,63,63,.18); }

    /* ----- Inputs / Textareas / Selects ----- */
    .form-group input,
    .form-group textarea,
    .form-group select,
    .filter-bar input,
    .filter-bar select,
    .control-select,
    input[type="text"],
    input[type="email"],
    input[type="password"],
    input[type="number"],
    input[type="search"],
    input[type="tel"],
    input[type="url"],
    input[type="date"],
    select,
    textarea {
      font-family: inherit;
      color: var(--text-primary);
      background: #fff;
      background-image: none !important;
      border: 1px solid var(--border);
      border-radius: var(--radius-sm);
      font-size: var(--text-base);
      transition: border-color .18s ease, box-shadow .18s ease, background .18s ease;
    }
    .form-group input::placeholder,
    .form-group textarea::placeholder,
    .filter-bar input::placeholder,
    input::placeholder,
    textarea::placeholder { color: #a9afb8; }
    .form-group input:hover:not(:disabled):not(:focus),
    .form-group textarea:hover:not(:disabled):not(:focus),
    .form-group select:hover:not(:disabled):not(:focus),
    .filter-bar input:hover:not(:disabled):not(:focus),
    .filter-bar select:hover:not(:disabled):not(:focus),
    .control-select:hover:not(:disabled):not(:focus),
    input:hover:not(:disabled):not(:focus),
    select:hover:not(:disabled):not(:focus),
    textarea:hover:not(:disabled):not(:focus) { border-color: #c9cdd4; }
    .form-group input:focus,
    .form-group textarea:focus,
    .form-group select:focus,
    .filter-bar input:focus,
    .filter-bar select:focus,
    .control-select:focus,
    input:focus,
    select:focus,
    textarea:focus { outline: none !important; border-color: var(--primary); box-shadow: var(--focus-ring); }
    .form-group.has-error input:focus,
    .form-group.has-error select:focus,
    .form-group.has-error textarea:focus { border-color: var(--danger); box-shadow: var(--danger-focus-ring); }
    input:disabled, select:disabled, textarea:disabled { background: #f7f8fa; color: #a0a3aa; cursor: not-allowed; border-color: #eceef2; }
    input:-webkit-autofill,
    input:-webkit-autofill:hover,
    input:-webkit-autofill:focus,
    textarea:-webkit-autofill,
    select:-webkit-autofill {
      background-image: none !important;
    }

    /* Select style without decorative pattern */
    select, .control-select {
      -webkit-appearance: none; -moz-appearance: none; appearance: none;
      padding-right: 12px !important;
      background-image: none !important;
    }
    select[multiple] { background-image: none; padding-right: 12px !important; }
    select:focus { background-image: none !important; }

    /* Checkbox / Radio visuals */
    input[type="checkbox"], input[type="radio"] { accent-color: var(--primary); width: 16px; height: 16px; cursor: pointer; }
    input[type="checkbox"]:focus-visible, input[type="radio"]:focus-visible { outline: 2px solid var(--primary); outline-offset: 2px; }

    /* ----- Buttons v2: soft shadow + pressed effect + loading ----- */
    .btn { position: relative; box-shadow: 0 1px 2px rgba(22,26,35,.04); }
    .btn-primary { box-shadow: 0 1px 2px rgba(22,93,255,.22), 0 0 0 1px rgba(22,93,255,.04) inset; }
    .btn-primary:hover { box-shadow: 0 2px 6px rgba(22,93,255,.28); }
    .btn-danger { box-shadow: 0 1px 2px rgba(245,63,63,.18); }
    .btn:focus-visible { box-shadow: var(--focus-ring); }
    .btn-primary:focus-visible { box-shadow: 0 0 0 3px rgba(22,93,255,.28); }
    .btn:active:not(:disabled):not(.is-loading) { transform: translateY(1px); }
    .btn.is-loading { color: transparent !important; pointer-events: none; }
    .btn.is-loading::after {
      content: ''; position: absolute; inset: 0; margin: auto;
      width: 16px; height: 16px; border-radius: 50%;
      border: 2px solid currentColor; border-right-color: transparent;
      color: #fff; opacity: .85;
      animation: btn-spin .7s linear infinite;
    }
    .btn-default.is-loading::after { color: var(--text-primary); }
    @keyframes btn-spin { to { transform: rotate(360deg); } }

    /* ----- Card hover micro-lift ----- */
    .card { transition: box-shadow .22s ease, transform .22s ease, border-color .22s ease; }
    .card:hover { box-shadow: 0 6px 16px rgba(20, 33, 56, .06); }

    /* ----- Table: sticky header inside .table-wrap ----- */
    .table-wrap { overflow-x: auto; overflow-y: auto; border-radius: var(--radius-md); }
    .table-wrap.sticky-head { max-height: 560px; }
    .table-wrap.sticky-head thead th { position: sticky; top: 0; z-index: 1; background: var(--bg-secondary); }
    tbody tr { transition: background-color .15s ease; }
    tr.project-group:hover { background: #f8faff; }

    /* ----- Links ----- */
    .link { position: relative; transition: color .18s ease, opacity .18s ease; }
    .link:hover { color: var(--primary-hover); opacity: 1; }
    .link-danger { color: var(--danger) !important; }
    .link-danger:hover { color: #cc2f2f !important; }

    /* ----- Modal animation ----- */
    .modal-overlay { opacity: 0; transition: opacity .2s ease; }
    .modal-overlay.show { opacity: 1; }
    .modal { transform: translateY(6px) scale(.98); opacity: 0; transition: opacity .22s ease, transform .22s cubic-bezier(.22,1,.36,1); }
    .modal-overlay.show .modal { transform: translateY(0) scale(1); opacity: 1; }
    @media (prefers-reduced-motion: reduce) {
      .modal-overlay, .modal { transition: none !important; }
      .modal { transform: none !important; }
    }

    /* ----- Toast v2 (top-right, icon, progress) ----- */
    #toast-container {
      position: fixed; top: 20px; right: 20px; left: auto; bottom: auto;
      transform: none;
      z-index: 3000; display: flex; flex-direction: column; gap: 10px;
      pointer-events: none; max-width: calc(100vw - 40px);
    }
    .toast {
      display: flex; align-items: flex-start; gap: 10px;
      padding: 12px 14px 12px 12px; min-width: 260px; max-width: 380px;
      background: #fff; color: var(--text-primary);
      border: 1px solid var(--border); border-left: 3px solid var(--text-tertiary);
      border-radius: 10px;
      box-shadow: 0 10px 24px rgba(20,33,56,.10), 0 2px 6px rgba(20,33,56,.05);
      font-size: var(--text-sm); line-height: 1.5;
      animation: toastIn .26s cubic-bezier(.22,1,.36,1);
      pointer-events: auto;
      position: relative; overflow: hidden;
    }
    .toast .toast-ico { flex-shrink: 0; width: 18px; height: 18px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700; color: #fff; margin-top: 1px; }
    .toast.info { border-left-color: var(--primary); }
    .toast.info .toast-ico { background: var(--primary); }
    .toast.success { background: #fff; color: var(--text-primary); border-left-color: var(--success); }
    .toast.success .toast-ico { background: var(--success); }
    .toast.error { background: #fff; color: var(--text-primary); border-left-color: var(--danger); }
    .toast.error .toast-ico { background: var(--danger); }
    .toast.warning { background: #fff; color: var(--text-primary); border-left-color: var(--warning); }
    .toast.warning .toast-ico { background: var(--warning); }
    .toast .toast-msg { flex: 1; word-break: break-word; }
    .toast .toast-close { flex-shrink: 0; width: 18px; height: 18px; border-radius: 4px; display: inline-flex; align-items: center; justify-content: center; font-size: 14px; color: var(--text-tertiary); cursor: pointer; transition: background .15s ease, color .15s ease; margin-top: 1px; }
    .toast .toast-close:hover { background: #f2f3f5; color: var(--text-primary); }
    .toast .toast-bar { position: absolute; left: 0; bottom: 0; height: 2px; width: 100%; background: rgba(22,93,255,.35); transform-origin: left; animation: toastBar 3s linear forwards; }
    .toast.success .toast-bar { background: rgba(0,180,42,.35); }
    .toast.error .toast-bar { background: rgba(245,63,63,.35); }
    .toast.warning .toast-bar { background: rgba(255,125,0,.35); }
    .toast.exit { animation: toastOut .22s cubic-bezier(.22,1,.36,1) forwards; }
    @keyframes toastIn { from { opacity: 0; transform: translateX(20px); } to { opacity: 1; transform: translateX(0); } }
    @keyframes toastOut { from { opacity: 1; transform: translateX(0); } to { opacity: 0; transform: translateX(20px); } }
    @keyframes toastBar { from { transform: scaleX(1); } to { transform: scaleX(0); } }
    @media (max-width: 640px) { #toast-container { top: 12px; right: 12px; left: 12px; align-items: stretch; } .toast { min-width: 0; } }

    /* ----- Global loading overlay ----- */
    #global-loader {
      position: fixed; inset: 0; background: rgba(255,255,255,.55); backdrop-filter: blur(2px);
      z-index: 4000; display: none; align-items: center; justify-content: center;
    }
    #global-loader.show { display: flex; }
    .spinner-ring { width: 34px; height: 34px; border-radius: 50%; border: 3px solid rgba(22,93,255,.18); border-top-color: var(--primary); animation: btn-spin .8s linear infinite; }

    /* ----- Skeleton shimmer ----- */
    .skel { display: block; position: relative; overflow: hidden; background: #eef0f4; border-radius: 6px; }
    .skel::after { content: ''; position: absolute; inset: 0; transform: translateX(-100%);
      background: linear-gradient(90deg, transparent, rgba(255,255,255,.7), transparent);
      animation: skel-shim 1.2s infinite;
    }
    .skel-line { height: 12px; margin: 6px 0; border-radius: 6px; }
    .skel-line.lg { height: 16px; }
    .skel-line.w-40 { width: 40%; } .skel-line.w-60 { width: 60%; } .skel-line.w-80 { width: 80%; }
    .skel-row td { padding: 14px 16px; }
    @keyframes skel-shim { 0%{ transform: translateX(-100%);} 100%{ transform: translateX(100%);} }
    @media (prefers-reduced-motion: reduce) { .skel::after { animation: none; } }

    /* ----- Page transitions ----- */
    .page { animation: page-fade .24s ease-out; }
    @keyframes page-fade { from { opacity: 0; transform: translateY(4px); } to { opacity: 1; transform: translateY(0); } }
    @media (prefers-reduced-motion: reduce) { .page { animation: none; } }

    /* ----- Back-to-top ----- */
    #back-to-top {
      position: fixed; right: 24px; bottom: 24px; z-index: 1500;
      width: 40px; height: 40px; border-radius: 50%;
      background: #fff; color: var(--text-primary);
      border: 1px solid var(--border); box-shadow: 0 4px 12px rgba(0,0,0,.08);
      display: none; align-items: center; justify-content: center;
      cursor: pointer; transition: transform .2s ease, box-shadow .2s ease, background .2s ease;
    }
    #back-to-top.show { display: flex; }
    #back-to-top:hover { background: var(--bg-secondary); transform: translateY(-2px); box-shadow: 0 8px 20px rgba(0,0,0,.12); }

    /* ----- Row click & hover polish on nav ----- */
    .nav-item { transition: background-color .16s ease, color .16s ease; }
    .nav-item:not(.active):hover { background: rgba(22,93,255,.06); }
    /* =================== /Design System v2 =================== */

    .skip-link {
      position: absolute;
      left: -9999px;
      top: 12px;
      z-index: 3000;
      padding: 10px 18px;
      background: var(--primary);
      color: #fff;
      font-size: var(--text-sm);
      font-weight: 500;
      border-radius: var(--radius-sm);
      text-decoration: none;
      box-shadow: var(--shadow-md);
    }
    .skip-link:focus { left: 12px; outline: 2px solid #fff; outline-offset: 2px; }
    :focus:not(:focus-visible) { outline: none; }
    :focus-visible {
      outline: 2px solid var(--primary);
      outline-offset: 2px;
    }
    .modal-close:focus-visible { outline-offset: 0; }
    .btn, .link, .nav-item, .list-tab { -webkit-tap-highlight-color: transparent; }
    .icon { display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0; }
    .icon svg { width: 1em; height: 1em; fill: currentColor; }
    .icon-16 { width: 16px; height: 16px; font-size: 16px; }
    .icon-18 { width: 18px; height: 18px; font-size: 18px; }
    .icon-20 { width: 20px; height: 20px; font-size: 20px; }
    .icon-24 { width: 24px; height: 24px; font-size: 24px; }

    /* ========== Login ========== */
    #login-screen {
      min-height: 100vh;
      display: flex;
      align-items: center;
      justify-content: center;
      background: linear-gradient(135deg, #f5f7fa 0%, #e4e8ec 100%);
    }
    .login-box {
      width: 400px;
      padding: 48px 40px;
      background: white;
      border-radius: var(--radius-lg);
      box-shadow: var(--shadow-lg);
      border: 1px solid var(--border);
    }
    .login-logo { text-align: center; margin-bottom: 32px; }
    .login-logo h1 { font-size: var(--text-3xl); font-weight: var(--font-weight-semibold); letter-spacing: -.02em; }
    .login-logo .nexa { color: var(--primary); font-size: var(--text-xl); }
    .login-form .field { margin-bottom: 20px; }
    .login-form label { display: block; margin-bottom: 8px; font-size: var(--text-base); color: var(--text-primary); }
    .login-form input {
      width: 100%;
      height: var(--btn-height);
      padding: 0 12px;
      border: 1px solid var(--border);
      border-radius: var(--radius-sm);
      font-size: var(--text-base);
    }
    .login-form input:focus { outline: none; border-color: var(--primary); }
    .login-form .btn-login {
      width: 100%;
      height: var(--btn-height-lg);
      background: var(--primary);
      color: white;
      border: none;
      border-radius: var(--radius-sm);
      font-size: var(--text-lg);
      font-weight: var(--font-weight-medium);
      cursor: pointer;
      margin-top: 8px;
    }
    .login-form .btn-login:hover { background: var(--primary-hover); }
    .login-form .forgot-link { display: block; text-align: right; margin-top: 8px; font-size: var(--text-sm); color: var(--primary); cursor: pointer; text-decoration: none; }
    .login-form .forgot-link:hover { text-decoration: underline; }
    .login-footer { margin-top: 24px; font-size: var(--text-xs); color: var(--text-secondary); text-align: center; }
    .lang-select { padding: 4px 28px 4px 10px !important; border: 1px solid var(--border); border-radius: 4px; font-size: var(--text-sm); background-color: white; cursor: pointer; background-position: right 8px center !important; background-size: 10px !important; }
    .login-footer .lang-select, .verify-footer .lang-select { margin-bottom: 12px; }

    /* ========== Forgot Password ========== */
    #forgot-screen, #reset-pwd-screen { display: none; min-height: 100vh; align-items: center; justify-content: center; background: linear-gradient(135deg, #f5f7fa 0%, #e4e8ec 100%); }
    #forgot-screen.active, #reset-pwd-screen.active { display: flex; }
    .forgot-box, .reset-pwd-box { width: 400px; padding: 48px 40px; background: white; border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); border: 1px solid var(--border); }
    .forgot-box h2, .reset-pwd-box h2 { font-size: var(--page-title-size); font-weight: var(--page-title-weight); margin-bottom: 8px; }
    .forgot-box .subtitle, .reset-pwd-box .subtitle { font-size: var(--text-base); color: var(--text-secondary); margin-bottom: 24px; }
    .forgot-back, .reset-pwd-back { font-size: var(--text-base); color: var(--primary); cursor: pointer; display: inline-flex; align-items: center; gap: 6px; margin-bottom: 24px; }
    .forgot-back:hover, .reset-pwd-back:hover { text-decoration: underline; }
    .send-code-row { display: flex; gap: 12px; }
    .send-code-row input { flex: 1; }
    .send-code-row .btn-send { flex-shrink: 0; height: var(--btn-height); padding: 0 16px; background: var(--primary); color: white; border: none; border-radius: var(--radius-sm); font-size: var(--btn-font); cursor: pointer; white-space: nowrap; }
    .send-code-row .btn-send:hover { background: var(--primary-hover); }
    .send-code-row .btn-send:disabled { opacity: 0.6; cursor: not-allowed; }

    /* ========== 2FA Verification ========== */
    #verify-screen { display: none; min-height: 100vh; background: white; }
    #verify-screen.active { display: flex; flex-direction: column; }
    .verify-header { padding: 24px 40px; border-bottom: 1px solid var(--border); }
    .verify-header h2 { font-size: var(--section-title-size); font-weight: var(--section-title-weight); }
    .verify-header .nexa { color: var(--primary); font-size: var(--text-base); }
    .verify-center { flex: 1; display: flex; align-items: center; justify-content: center; padding: 40px; }
    .verify-box { width: 400px; }
    .verify-email { font-size: var(--text-xl); font-weight: var(--font-weight-semibold); margin-bottom: 8px; }
    .verify-restart { font-size: var(--text-base); color: var(--primary); cursor: pointer; display: inline-flex; align-items: center; gap: 6px; margin-bottom: 32px; text-decoration: none; }
    .verify-restart:hover { text-decoration: underline; }
    .verify-form .field { margin-bottom: 24px; }
    .verify-form label { display: block; margin-bottom: 8px; font-size: var(--text-base); font-weight: var(--font-weight-medium); }
    .verify-form input { width: 100%; height: var(--btn-height-lg); padding: 0 16px; border: 1px solid var(--border); border-radius: var(--radius-md); font-size: var(--text-lg); letter-spacing: 4px; }
    .verify-form input:focus { outline: none; border-color: var(--primary); }
    .verify-form .btn-verify { width: 100%; height: var(--btn-height-lg); background: var(--primary); color: white; border: none; border-radius: var(--radius-md); font-size: var(--text-lg); font-weight: var(--font-weight-medium); cursor: pointer; }
    .verify-form .btn-verify:hover { background: var(--primary-hover); }
    .verify-footer { font-size: var(--text-xs); color: var(--text-secondary); text-align: center; padding: 24px; }

    /* ========== Main App ========== */
    #main-app { display: none; min-height: 100vh; }
    #main-app.active { display: flex; }

    /* Sidebar */
    .sidebar {
      width: var(--sidebar-width);
      background: white;
      border-right: 1px solid var(--border);
      display: flex;
      flex-direction: column;
      flex-shrink: 0;
    }
    .sidebar-logo {
      padding: 20px 24px;
      border-bottom: 1px solid var(--border);
    }
    .sidebar-logo h2 { font-size: var(--section-title-size); font-weight: var(--section-title-weight); }
    .sidebar-logo .nexa { color: var(--primary); font-size: var(--text-base); }
    .sidebar-nav { flex: 1; padding: 16px 0; overflow-y: auto; }
    .nav-group-label {
      padding: 14px 24px 6px;
      font-size: 11px;
      font-weight: 600;
      color: var(--text-tertiary);
      letter-spacing: 0.08em;
      text-transform: uppercase;
      user-select: none;
    }
    .nav-group-label:first-child { padding-top: 0; }
    .nav-item-devspec {
      margin-top: 8px;
      border-top: 1px dashed var(--border);
      padding-top: 14px;
      opacity: 0.75;
    }
    .nav-item-devspec:hover { opacity: 1; }
    .nav-item {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 12px 24px;
      color: var(--text-primary);
      cursor: pointer;
      font-size: var(--text-base);
      border-left: 3px solid transparent;
      transition: background 0.2s, color 0.2s, border-color 0.2s;
    }
    .nav-item:hover { background: #f7f8fa; }
    .nav-item.active { background: #e8f3ff; color: var(--primary); border-left-color: var(--primary); font-weight: 500; }
    .nav-item .icon { width: 20px; height: 20px; color: var(--text-tertiary); }
    .nav-item.active .icon { color: var(--primary); }
    .sidebar-user {
      padding: 16px 24px;
      border-top: 1px solid var(--border);
    }
    .welcome-box { background: #f7f8fa; padding: 10px 12px; border-radius: var(--radius-sm); font-size: var(--text-xs); margin-bottom: 12px; }
    .user-email { font-size: var(--text-sm); margin-bottom: 8px; }
    .user-roles { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 12px; }
    .role-tag { padding: 2px 8px; background: #e8f3ff; color: var(--primary); border-radius: 4px; font-size: var(--text-xs); }
    .sidebar-user-footer { display: flex; align-items: center; gap: 12px; margin-top: 16px; padding-top: 12px; border-top: 1px solid var(--border); flex-wrap: wrap; }
    .sidebar-user .lang { flex: 1; min-width: 0; }
    .sidebar-user .lang .lang-select { width: 100%; max-width: 140px; margin: 0; }
    .sidebar-user .logout { font-size: var(--text-sm); color: var(--text-secondary); cursor: pointer; white-space: nowrap; flex-shrink: 0; }
    .menu-toggle { display: flex; align-items: center; justify-content: center; padding: 4px; border: none; background: none; cursor: pointer; color: var(--text-primary); border-radius: 6px; }
    .menu-toggle:hover { background: var(--bg-secondary); }
    .menu-toggle .icon { color: inherit; }
    .sidebar-user .logout:hover { color: var(--danger); }

    /* Main Content */
    .main-content {
      flex: 1;
      overflow-y: auto;
      padding: 24px;
    }
    #main-content:focus { outline: none; }
    .page { display: none; }
    .page.active { display: block; }
    .page-title { font-size: var(--page-title-size); font-weight: var(--page-title-weight); margin-bottom: 24px; letter-spacing: -.02em; color: var(--text-primary); line-height: 1.3; }

    /* Cards & Forms */
    .card {
      background: white;
      border-radius: var(--radius-lg);
      border: 1px solid var(--border);
      padding: 24px;
      margin-bottom: 24px;
      box-shadow: var(--shadow-sm);
      transition: box-shadow .2s;
    }
    .card .card { margin-bottom: 20px; }
    .card:hover { box-shadow: var(--shadow-md); }
    .form-row { display: flex; gap: 24px; margin-bottom: 20px; }
    .form-group { flex: 1; }
    .form-group.full { flex: 1 1 100%; }
    .form-group label { display: block; margin-bottom: 8px; font-size: var(--text-base); color: var(--text-primary); font-weight: var(--font-weight-normal); }
    .form-group label .req { color: var(--danger); }
    .form-group label .label-opt { color: var(--text-tertiary); font-weight: var(--font-weight-normal); margin-right: 4px; }
    .issuance-optional-panel {
      margin: 4px 0 20px;
      padding: 16px 20px;
      background: var(--bg-secondary);
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
    }
    .issuance-optional-panel-desc {
      margin: 0 0 14px;
      font-size: var(--text-sm);
      color: var(--text-secondary);
      line-height: 1.6;
    }
    .issuance-optional-panel .form-row:last-child { margin-bottom: 0; }
    .form-group input, .form-group textarea, .form-group select {
      width: 100%;
      height: var(--btn-height);
      padding: 0 12px;
      font-size: var(--text-base);
    }
    .form-group textarea { height: 100px; padding: 10px 12px; resize: vertical; }
    .form-group input, .form-group textarea { text-transform: none; }

    /* Buttons */
    .btn { min-height: var(--btn-height); padding: 0 var(--btn-padding-x); border-radius: var(--radius-sm); font-size: var(--btn-font); font-weight: var(--font-weight-medium); cursor: pointer; border: 1px solid transparent; transition: all 0.2s; display: inline-flex; align-items: center; justify-content: center; gap: 6px; white-space: nowrap; }
    .btn-primary { background: var(--primary); color: white; }
    .btn-primary:hover { background: var(--primary-hover); }
    .btn-primary:active { transform: scale(0.98); }
    .btn:disabled, .btn[disabled] { background: #e5e6eb !important; border-color: #d9dadd !important; color: #a0a3aa !important; cursor: not-allowed !important; box-shadow: none !important; pointer-events: none; }
    .btn-default { background: white; border-color: var(--border); color: var(--text-primary); }
    .btn-default:hover { background: #f7f8fa; }
    .btn-danger { background: var(--danger); color: white; }
    .btn-danger:hover { opacity: .9; }
    .btn-sm { min-height: var(--btn-height-sm); padding: 0 var(--btn-padding-x-sm); font-size: var(--btn-font-sm); }
    .section-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 16px; gap: 12px; flex-wrap: wrap; }
    .section-header .section-title { margin: 0; }
    .form-actions { display: flex; gap: 12px; justify-content: flex-end; margin-top: 24px; }

    /* Upload */
    .upload-zone {
      border: 2px dashed var(--border);
      border-radius: 8px;
      padding: 40px;
      text-align: center;
      cursor: pointer;
      background: #fafafa;
    }
    .upload-zone:hover { border-color: var(--primary); background: #f5faff; }
    .upload-zone .icon { width: 48px; height: 48px; font-size: 48px; color: var(--primary); margin-bottom: 12px; }
    .upload-zone .hint { font-size: var(--text-xs); color: var(--text-secondary); margin-top: 8px; }

    /* Table */
    .table-wrap { overflow-x: auto; border-radius: 8px; }
    .project-table { min-width: 800px; }
    table { width: 100%; border-collapse: collapse; font-size: var(--text-base); }
    th { background: var(--bg-secondary); padding: 12px 16px; text-align: left; font-weight: var(--font-weight-medium); border-bottom: 1px solid var(--border); font-size: var(--text-sm); color: var(--text-secondary); }
    td { padding: 12px 16px; border-bottom: 1px solid var(--border-light); vertical-align: middle; font-size: var(--text-base); }
    tr:hover { background: #fafbfc; }
    tr:last-child td { border-bottom: none; }
    .status-ok { color: var(--success); font-weight: 500; }
    .status-fail { color: var(--danger); font-weight: 500; }
    .status-pending { color: var(--primary); font-weight: 500; }
    .status-issuing { color: var(--warning); font-weight: 500; }
    .link { color: var(--primary); cursor: pointer; transition: opacity 0.2s; }
    .link:hover { text-decoration: underline; opacity: 0.85; }

    /* Tabs */
    .tabs { display: flex; gap: 24px; margin-bottom: 20px; border-bottom: 1px solid var(--border); }
    .tab { padding: 12px 0; cursor: pointer; color: var(--text-secondary); font-size: var(--text-base); }
    .tab:hover { color: var(--primary); }
    .tab.active { color: var(--primary); font-weight: 500; border-bottom: 2px solid var(--primary); margin-bottom: -1px; }

    /* Modal */
    .modal-overlay {
      display: none;
      position: fixed;
      inset: 0;
      background: rgba(0,0,0,.45);
      z-index: 1000;
      align-items: center;
      justify-content: center;
    }
    .modal-overlay.show { display: flex; }
    .modal {
      background: white;
      border-radius: var(--radius-lg);
      width: 90%;
      max-width: 520px;
      max-height: 90vh;
      overflow-y: auto;
      box-shadow: var(--shadow-lg);
      border: 1px solid var(--border);
    }
    .modal.modal-lg { max-width: 640px; }
    .modal-header {
      padding: 20px 24px;
      border-bottom: 1px solid var(--border);
      display: flex;
      justify-content: space-between;
      align-items: center;
      background: var(--bg-secondary);
      border-radius: var(--radius-lg) var(--radius-lg) 0 0;
    }
    .modal-header h3 { font-size: var(--modal-title-size); font-weight: var(--modal-title-weight); }
    .modal-close { cursor: pointer; color: var(--text-tertiary); padding: 4px; border-radius: 6px; transition: color .2s, background .2s; }
    .modal-close:hover { color: var(--text-primary); background: var(--bg-secondary); }
    .modal-body { padding: 24px; }
    .modal-body .form-group { margin-bottom: 18px; }
    .input-order { max-width: 520px; width: 100%; }
    .modal-footer {
      padding: 16px 24px;
      border-top: 1px solid var(--border);
      display: flex;
      justify-content: flex-end;
      gap: 12px;
    }

    /* Filter bar */
    .filter-bar { display: flex; gap: 12px; margin-bottom: 20px; flex-wrap: wrap; align-items: center; }
    .filter-bar input, .filter-bar select { height: var(--btn-height); padding: 0 12px; border: 1px solid var(--border); border-radius: var(--radius-sm); width: 180px; font-size: var(--text-base); }
    .filter-bar .btn { flex-shrink: 0; }
    .toolbar-spacer { margin-left: auto; }
    .control-select { height: 36px; padding: 0 12px; border: 1px solid var(--border); border-radius: 6px; background: #fff; font-size: var(--text-base); }

    /* Breadcrumb */
    .breadcrumb { font-size: var(--text-sm); color: var(--text-secondary); margin-bottom: 16px; line-height: 1.5; }
    .breadcrumb a { color: var(--primary); cursor: pointer; }
    .breadcrumb span { margin: 0 8px; }

    /* Alert */
    .alert { padding: 12px 16px; border-radius: var(--radius-sm); margin-bottom: 20px; font-size: var(--text-base); }
    .alert-warning { background: #fff7e6; border: 1px solid #ffd591; color: #ad6800; }
    .alert-danger { background: #ffece8; border: 1px solid #ffccc7; color: #d4380d; }
    .alert-info { background: var(--primary-light); border: 1px solid #b3d8ff; color: var(--primary); }

    /* Toast legacy kept only for reduced-motion opt-out */
    @media (prefers-reduced-motion: reduce) {
      .toast { animation: none !important; }
      .nav-item, .btn, .card, .sidebar { transition-duration: 0.01ms !important; }
    }

    /* Empty State */
    .empty-state { text-align: center; padding: 48px 24px; color: var(--text-secondary); }
    .empty-state-icon { width: 64px; height: 64px; margin: 0 auto 16px; border-radius: 50%; background: var(--bg-secondary); display: flex; align-items: center; justify-content: center; color: var(--text-tertiary); font-size: 28px; }
    .empty-state-title { font-size: var(--text-lg); font-weight: var(--font-weight-medium); color: var(--text-primary); margin-bottom: 8px; }
    .empty-state-desc { font-size: var(--text-base); margin-bottom: 20px; line-height: 1.5; }
    .empty-state .btn { margin-top: 8px; }

    /* Form Validation */
    .form-group.has-error input, .form-group.has-error select, .form-group.has-error textarea { border-color: var(--danger); }
    .form-error { font-size: var(--text-xs); color: var(--danger); margin-top: 4px; }

    /* Pagination */
    .pagination { display: flex; justify-content: center; gap: 8px; margin-top: 20px; }
    .pagination button { padding: 6px 12px; border: 1px solid var(--border); background: white; border-radius: var(--radius-sm); cursor: pointer; font-size: var(--text-sm); min-height: var(--btn-height-sm); }
    .pagination button:hover { border-color: var(--primary); color: var(--primary); }
    .pagination .current { background: var(--primary); color: white; border-color: var(--primary); }
    .pagination-info { font-size: var(--text-xs); color: var(--text-secondary); margin-right: 12px; }

    /* Contract info */
    .contract-info { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; margin-bottom: 24px; font-size: var(--text-base); }
    .contract-info .label { color: var(--text-secondary); }
    .contract-info .value { margin-top: 4px; }
    .copy-btn { cursor: pointer; margin-left: 6px; color: var(--text-tertiary); display: inline-flex; align-items: center; vertical-align: middle; padding: 2px; border-radius: 4px; transition: color .2s, background .2s; }
    .copy-btn:hover { color: var(--primary); background: var(--primary-light); }

    /* Issuance list tabs */
    .list-tabs { display: flex; gap: 24px; margin-bottom: 20px; border-bottom: 1px solid var(--border); }
    .list-tab { padding: 12px 0; cursor: pointer; color: var(--text-secondary); font-size: var(--text-base); position: relative; }
    .list-tab:hover { color: var(--primary); }
    .list-tab.active { color: var(--primary); font-weight: 500; border-bottom: 2px solid var(--primary); margin-bottom: -1px; }
    .list-tab .badge { background: #c9cdd4; color: white; font-size: var(--text-xs); padding: 2px 6px; border-radius: 10px; margin-left: 6px; }
    .list-tab.active .badge { background: var(--primary); }

    /* Multi-chain table grouping */
    .chain-icon { width: 20px; height: 20px; min-width: 20px; flex-shrink: 0; display: inline-flex; align-items: center; justify-content: center; color: var(--text-secondary, #666); }
    .chain-icon svg { width: 18px; height: 18px; }
    .chain-cell { min-width: 140px; white-space: nowrap; text-align: left; vertical-align: middle; }
    .chain-item { display: inline-flex; align-items: center; gap: 6px; }
    .chain-list { display: flex; flex-direction: column; gap: 6px; align-items: flex-start; }
    .chain-list .chain-item { display: flex; align-items: center; gap: 6px; white-space: nowrap; }
    .project-group td { border-top: 2px solid var(--border); }
    .project-group:first-child td { border-top: none; }
    .sub-row td:first-child { padding-left: 16px; }
    .project-name-cell { vertical-align: middle; min-width: 118px; }
    .project-name-wrap {
      display: flex; flex-direction: column; align-items: flex-start; gap: 6px;
    }
    .project-name-wrap > strong {
      font-size: 14px; font-weight: 600; line-height: 1.35; color: var(--text);
    }
    .project-name-wrap .tag { margin: 0; align-self: flex-start; }
    .btn-add-chain-text {
      display: inline-block; padding: 3px 10px; margin: 0;
      font-size: 12px; font-weight: 500; line-height: 1.35;
      color: #165DFF; background: #f0f5ff;
      border: 1px solid #c9ddff; border-radius: 4px;
      cursor: pointer; white-space: nowrap;
      transition: background .15s ease, border-color .15s ease, color .15s ease;
    }
    .btn-add-chain-text:hover {
      background: #e8f3ff; border-color: #91caff; color: #0d42cc;
    }
    .btn-add-chain-text:active { background: #d6e8ff; }
    .project-table thead th:first-child { min-width: 118px; }
    .btn-disabled { opacity: 0.5; cursor: not-allowed; pointer-events: none; }
    .header-row { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; margin-bottom: 20px; }
    .token-badge { background: #e8f3ff; color: var(--primary); padding: 4px 10px; border-radius: var(--radius-sm); font-size: var(--text-xs); font-weight: var(--font-weight-medium); }
    .data-card { background: white; border: 1px solid var(--border); border-radius: 8px; padding: 20px; margin-bottom: 20px; }
    .data-card h4 { font-size: var(--subsection-size); font-weight: var(--subsection-weight); color: var(--text-secondary); margin-bottom: 8px; }
    .data-card .value { font-size: var(--text-xl); font-weight: var(--font-weight-semibold); color: var(--primary); }
    .data-summary-card { margin-bottom: 20px; }
    .data-token-head { display: flex; align-items: center; gap: 12px; margin-bottom: 20px; }
    .data-token-logo { width: 48px; height: 48px; border-radius: 50%; background: linear-gradient(135deg,#165DFF,#0D42CC); }
    .data-token-title { font-size: var(--text-2xl); font-weight: 600; margin: 0 0 6px 0; line-height: 1.35; }
    .data-token-contract { font-size: var(--text-base); color: var(--text-primary); word-break: break-all; }
    .data-summary-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 20px; }
    .badge-warn { background:#fff7e6; color:#ad6800; }

    /* Token Detail (Issued view design) */
    .token-detail-header { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 14px; }
    .status-timeline { display: flex; align-items: center; gap: 0; padding: 16px 8px 20px; margin: 0 -4px 8px; border-bottom: 1px solid var(--border); }
    .status-timeline .st-node { display: flex; flex-direction: column; align-items: center; gap: 6px; min-width: 56px; flex-shrink: 0; }
    .status-timeline .st-dot { width: 26px; height: 26px; border-radius: 50%; display: inline-flex; align-items: center; justify-content: center; background: #fff; border: 2px solid var(--border); color: var(--text-tertiary); font-size: 12px; font-weight: 600; transition: all .2s ease; }
    .status-timeline .st-label { font-size: 12px; color: var(--text-tertiary); font-weight: 500; }
    .status-timeline .st-bar { flex: 1; height: 2px; background: var(--border); min-width: 18px; margin: 0 -1px; transition: background .2s ease; transform: translateY(-12px); }
    .status-timeline .st-node.done .st-dot { background: var(--primary); border-color: var(--primary); color: #fff; }
    .status-timeline .st-node.done .st-label { color: var(--text-primary); }
    .status-timeline .st-node.current .st-dot { background: #fff; border-color: var(--primary); color: var(--primary); box-shadow: 0 0 0 4px rgba(22,93,255,0.12); }
    .status-timeline .st-node.current .st-label { color: var(--primary); font-weight: 600; }
    .status-timeline .st-node.error .st-dot { background: #fff2f0; border-color: #ff4d4f; color: #ff4d4f; }
    .status-timeline .st-node.error .st-label { color: #ff4d4f; font-weight: 600; }
    .status-timeline .st-bar.done { background: var(--primary); }
    .status-timeline .st-bar.error { background: #ff4d4f; }
    @media (max-width: 860px) { .status-timeline { overflow-x: auto; padding-bottom: 8px; } }
    .token-detail-title-wrap { display: flex; align-items: center; gap: 8px; }
    .token-detail-title-wrap h2 { margin: 0; font-size: 22px; font-weight: 700; line-height: 1.2; }
    .status-issued { background: #f6ffed; border: 1px solid #b7eb8f; color: #389e0d; padding: 4px 10px; border-radius: 14px; font-size: 12px; font-weight: 600; }
    .chain-select { height: 34px; padding: 0 28px 0 10px !important; border: 1px solid var(--border); border-radius: 6px; font-size: 13px; background-color: #fff; background-position: right 8px center !important; background-size: 10px !important; }
    .token-detail-overview-grid { display: grid; grid-template-columns: 1fr 1fr 1fr; gap: 10px; margin-top: 10px; }
    .token-detail-overview-card { background: #fff; border: 1px solid #edf0f3; border-radius: 8px; padding: 10px 12px; min-height: 76px; }
    .token-detail-overview-row { display: flex; justify-content: space-between; align-items: center; font-size: 13px; line-height: 1.65; }
    .token-detail-overview-row .label { color: #86909c; }
    .token-detail-overview-row .value { color: #1d2129; font-weight: 600; margin-left: 12px; text-align: right; }
    .token-detail-overview-row .value.light { font-weight: 500; }
    .token-detail-overview-row .value.with-copy { display: inline-flex; align-items: center; gap: 4px; }
    .token-network-logos { display: inline-flex; align-items: center; gap: 8px; }
    .token-network-logo-item { display: inline-flex; align-items: center; gap: 4px; color: #4e5969; font-size: 12px; font-weight: 500; }
    .token-network-logo-item .chain-icon { width: 16px; height: 16px; min-width: 16px; }
    .token-network-logo-item .chain-icon svg { width: 14px; height: 14px; }
    .section-title { font-size: 18px; font-weight: 600; margin: 0 0 12px 0; color: var(--text-primary); line-height: 1.35; }
    .issuer-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
    .issuer-card { border: 1px solid #edf0f3; border-radius: 8px; padding: 12px; background: #fff; }
    .issuer-card-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 10px; font-weight: 600; gap: 8px; font-size: 14px; color: #1d2129; line-height: 1.35; }
    .issuer-card-header > span { flex: 1; min-width: 0; }
    .issuer-card-header .btn { flex-shrink: 0; }
    .issuer-card-body { display: grid; grid-template-columns: 1fr; gap: 6px; font-size: 13px; }
    .issuer-card-body .label { color: #86909c; margin-right: 4px; }
    .issuer-card-body > div { display: flex; justify-content: space-between; gap: 8px; }
    .token-detail-history-table thead th { background: #f7f8fa; color: #4e5969; font-size: 12px; padding: 10px 12px; }
    .token-detail-history-table tbody td { padding: 10px 12px; font-size: 13px; }
    .token-dist-cards { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; }
    .token-dist-card { border: 1px solid #edf0f3; border-radius: 8px; padding: 12px; background: #fff; }
    .token-dist-card-header { display: flex; justify-content: space-between; align-items: center; gap: 8px; margin-bottom: 10px; font-size: 14px; font-weight: 600; color: #1d2129; line-height: 1.35; }
    .token-dist-card-header > span { flex: 1; min-width: 0; }
    .token-dist-card-header .btn { flex-shrink: 0; }
    .token-dist-card-body { display: grid; grid-template-columns: 1fr; gap: 6px; font-size: 13px; }
    .token-dist-card-body > div { display: flex; justify-content: space-between; gap: 8px; }
    .token-dist-card-body .label { color: #86909c; margin-right: 4px; }
    .hint-text { font-size: var(--text-xs); color: var(--text-secondary); font-weight: var(--font-weight-normal); }
    .subsection-title { font-size: var(--subsection-size); font-weight: var(--subsection-weight); margin: 24px 0 16px 0; }
    .whitelist-section { padding: 16px; background: #fafafa; border-radius: 8px; border: 1px solid var(--border); margin-bottom: 20px; }
    .form-card .form-group { margin-bottom: 20px; }
    .config-section-title { font-size: var(--section-title-size); font-weight: var(--section-title-weight); margin: 0 0 20px 0; padding-bottom: 12px; border-bottom: 1px solid var(--border); }
    .input-readonly {
      background: #f5f5f5;
      background-image: none !important;
      color: var(--text-secondary);
    }
    input[disabled], input[readonly] {
      background-image: none !important;
    }
    .threshold-input { display: flex; align-items: center; gap: 8px; }
    .table-bordered { border: 1px solid var(--border); border-radius: 6px; overflow: hidden; }
    .table-input { width: 100%; padding: 6px 10px; border: 1px solid var(--border); border-radius: 4px; font-size: var(--text-sm); }
    .link-danger { color: var(--danger) !important; }
    .radio-group { display: flex; flex-direction: column; gap: 8px; }
    .radio-group label { display: flex; align-items: center; gap: 10px; cursor: pointer; font-size: var(--text-base); font-weight: var(--font-weight-normal); }
    .radio-group input[type="radio"] { width: 16px; height: 16px; margin: 0; accent-color: var(--primary); flex-shrink: 0; cursor: pointer; }
    .radio-compact label { padding: 6px 0; }
    .radio-inline-sm { display: inline-flex; gap: 16px; align-items: center; flex-wrap: wrap; }
    .radio-inline-sm label { display: inline-flex; align-items: center; gap: 6px; cursor: pointer; font-size: var(--text-sm); font-weight: var(--font-weight-normal); margin: 0; padding: 4px 0; }
    .radio-inline-sm input[type="radio"] { width: 14px; height: 14px; margin: 0; accent-color: var(--primary); flex-shrink: 0; cursor: pointer; }
    .permission-table td { vertical-align: top; white-space: normal; line-height: 1.5; }
    .kyc-page .biz-req-panel { margin-bottom: 20px; }
    .kyc-toolbar { padding: 16px 20px; background: #fff; border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); }
    .kyc-toolbar .kyc-search-input { min-width: 240px; flex: 1 1 240px; max-width: 360px; }
    .kyc-table-card { padding: 0; overflow: hidden; }
    .kyc-table-wrap { border-top: 1px solid var(--border-light); }
    .kyc-table-wrap table { min-width: 980px; }
    .kyc-table-wrap th { background: #fafbfc; white-space: nowrap; }
    .kyc-table-wrap td { line-height: 1.5; }
    .kyc-address-cell { display: inline-flex; align-items: center; gap: 6px; font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace; font-size: 13px; }
    .holder-address-display { display: inline-flex; align-items: center; gap: 8px; flex-wrap: wrap; }
    .holder-name-chip { display: inline-flex; align-items: center; height: 24px; padding: 0 8px; border-radius: 999px; background: #eef4ff; color: #165dff; font-size: 12px; font-weight: 600; }
    .kyc-type-chip, .kyc-source-badge { display: inline-flex; align-items: center; min-height: 28px; padding: 0 10px; border-radius: 999px; font-size: 12px; font-weight: 500; white-space: nowrap; }
    .kyc-type-chip { background: #eef4ff; color: #165dff; }
    .kyc-source-badge { background: #f2f3f5; color: #4e5969; }
    .kyc-status-cell .status-ok, .kyc-status-cell .status-fail, .kyc-status-cell .status-kyc-pending { display: inline-flex; align-items: center; min-height: 28px; padding: 0 10px; border-radius: 999px; font-size: 12px; font-weight: 600; }
    .kyc-status-cell .status-ok { color: #00a870; background: #e8ffea; }
    .kyc-status-cell .status-fail { color: #f53f3f; background: #fff1f0; }
    .kyc-status-cell .status-kyc-pending { color: #165dff; background: #e8f3ff; }
    .kyc-actions { display: flex; align-items: center; gap: 12px; flex-wrap: wrap; white-space: nowrap; }
    .kyc-sign-waiting-bar { display: none; margin: 0 0 16px; padding: 12px 16px; border: 1px solid #bedaff; border-radius: 8px; background: #f0f5ff; font-size: 13px; line-height: 1.55; color: #1d2129; }
    .kyc-sign-waiting-bar.is-visible { display: block; }
    .kyc-actions .btn:disabled { opacity: .45; cursor: not-allowed; pointer-events: none; box-shadow: none; }
    .kyc-empty-state { padding: 56px 24px; margin: 8px; border: 1px dashed var(--border); border-radius: 12px; background: #fafbfc; }
    .kyc-pagination { padding: 16px 20px 20px; }
    .biz-req-panel { background: var(--primary-light); border: 1px solid #b3d8ff; border-radius: var(--radius-md); padding: 10px 16px; margin-bottom: 12px; font-size: var(--text-sm); line-height: 1.65; color: var(--text-primary); transition: padding .15s ease; }
    .biz-req-panel h4 { font-size: var(--subsection-size); margin: 0; color: var(--primary); font-weight: var(--subsection-weight); display: flex; align-items: center; gap: 8px; cursor: pointer; user-select: none; position: relative; padding-right: 22px; }
    .biz-req-panel h4::after { content: '▾'; position: absolute; right: 4px; top: 50%; transform: translateY(-50%); font-size: 12px; color: var(--text-tertiary); transition: transform .15s ease; }
    .biz-req-panel.collapsed { padding: 8px 16px; margin-bottom: 8px; }
    .biz-req-panel.collapsed h4::after { transform: translateY(-50%) rotate(-90deg); }
    .biz-req-panel.collapsed > :not(h4) { display: none; }
    .biz-req-panel:not(.collapsed) h4 { margin-bottom: 10px; }
    .biz-req-panel ul { margin: 8px 0 0 16px; padding: 0; }
    .biz-req-panel li { margin-bottom: 4px; }
    .biz-req-panel.panel-product { border-left: 4px solid var(--primary); padding-left: 16px; }
    .biz-req-panel.panel-guide { background: #f7f8fa; border-color: #e5e6eb; border-left: 4px solid #86909c; }
    .biz-req-panel.panel-guide h4 { color: #4e5969; }
    .biz-req-panel.panel-prototype { background: #fffbe6; border-color: #ffe58f; border-left: 4px solid #d48806; }
    .biz-req-panel.panel-prototype h4 { color: #ad6800; }
    /* --- 统一「需求描述」折叠容器 --- */
    .req-desc-group {
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      background: #fff;
      margin-bottom: 16px;
      overflow: hidden;
      box-shadow: var(--shadow-sm);
    }
    .req-desc-group-head {
      display: flex;
      align-items: center;
      gap: 8px;
      padding: 10px 14px;
      background: linear-gradient(90deg,#f0f5ff 0%,#fafbff 100%);
      border-bottom: 1px solid var(--border-light);
      cursor: pointer;
      user-select: none;
      font-size: 13px;
      font-weight: 600;
      color: var(--primary);
    }
    .req-desc-group-head .req-desc-title-icon { color: var(--primary); display: inline-flex; align-items: center; }
    .req-desc-group-head .req-desc-caret { margin-left: auto; font-size: 12px; color: var(--text-tertiary); transition: transform .15s ease; }
    .req-desc-group.collapsed .req-desc-caret { transform: rotate(-90deg); }
    .req-desc-group.collapsed .req-desc-group-body { display: none; }
    .req-desc-tabs { display: flex; gap: 2px; padding: 10px 12px 0; border-bottom: 1px solid var(--border-light); background: #fafbfc; }
    .req-desc-tab {
      padding: 6px 14px;
      border: 1px solid transparent;
      border-bottom: none;
      border-radius: 6px 6px 0 0;
      font-size: 12px;
      color: var(--text-secondary);
      cursor: pointer;
      background: transparent;
      user-select: none;
    }
    .req-desc-tab:hover { color: var(--primary); }
    .req-desc-tab.active { background: #fff; border-color: var(--border-light); color: var(--primary); font-weight: 600; position: relative; top: 1px; }
    .req-desc-tab.tab-prototype.active { color: #ad6800; border-color: #ffe58f; background: #fffdf5; }
    .req-desc-tab.tab-guide.active { color: #4e5969; }
    .req-desc-body-wrap { padding: 12px 16px; font-size: 13px; line-height: 1.7; color: var(--text-primary); }
    .req-desc-body-wrap .biz-req-panel { background: transparent !important; border: none !important; padding: 0 !important; margin: 0 !important; box-shadow: none !important; }
    .req-desc-body-wrap .biz-req-panel h4 { display: none; }
    .req-desc-body-wrap .biz-req-panel > :not(h4) { display: block !important; }
    .req-desc-body-wrap .biz-req-panel ul { margin: 0 0 0 20px; }
    .req-desc-body-wrap .biz-req-panel li { margin-bottom: 6px; }
    .req-desc-body-wrap .biz-req-panel p { margin: 0 0 6px; }
    .req-desc-body-wrap .biz-req-panel > *[data-panel-subitem="hidden"] { display: none !important; }
    /* 信息悬浮提示：data-tip 承载说明文本 */
    .info-tip {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      width: 14px;
      height: 14px;
      margin-left: 4px;
      border-radius: 50%;
      background: rgba(22,93,255,.08);
      color: var(--primary);
      font-size: 10px;
      font-weight: 700;
      font-style: normal;
      line-height: 1;
      cursor: help;
      vertical-align: middle;
      border: 1px solid rgba(22,93,255,.2);
      transition: background .15s ease, color .15s ease;
      position: relative;
    }
    .info-tip:hover { background: var(--primary); color: #fff; }
    .info-tip::before {
      content: attr(data-tip);
      position: absolute;
      bottom: calc(100% + 8px);
      left: 50%;
      transform: translateX(-50%);
      white-space: normal;
      min-width: 180px;
      max-width: 280px;
      padding: 8px 10px;
      background: #1d2129;
      color: #fff;
      font-size: 12px;
      font-weight: 400;
      line-height: 1.5;
      border-radius: 6px;
      box-shadow: 0 6px 16px rgba(0,0,0,.18);
      opacity: 0;
      pointer-events: none;
      transition: opacity .15s ease;
      z-index: 50;
      text-align: left;
    }
    .info-tip::after {
      content: '';
      position: absolute;
      bottom: calc(100% + 2px);
      left: 50%;
      transform: translateX(-50%);
      border: 5px solid transparent;
      border-top-color: #1d2129;
      opacity: 0;
      transition: opacity .15s ease;
      pointer-events: none;
    }
    .info-tip:hover::before,
    .info-tip:hover::after,
    .info-tip:focus::before,
    .info-tip:focus::after { opacity: 1; }
    /* --- Demo 场景切换器 --- */
    .demo-launcher {
      position: fixed;
      right: 16px;
      bottom: 16px;
      z-index: 9998;
      display: flex;
      flex-direction: column;
      align-items: flex-end;
      gap: 8px;
    }
    .demo-launcher-btn {
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding: 8px 14px;
      border-radius: 999px;
      background: #165dff;
      color: #fff;
      font-size: 13px;
      font-weight: 600;
      box-shadow: 0 6px 16px rgba(22,93,255,.28);
      cursor: pointer;
      border: none;
      transition: transform .15s ease, box-shadow .15s ease;
    }
    .demo-launcher-btn:hover { transform: translateY(-1px); box-shadow: 0 8px 22px rgba(22,93,255,.36); }
    .demo-scenario-panel {
      display: none;
      width: 320px;
      max-height: 70vh;
      overflow-y: auto;
      background: #fff;
      border: 1px solid var(--border);
      border-radius: 12px;
      box-shadow: 0 16px 48px rgba(0,0,0,.18);
      padding: 14px;
    }
    .demo-scenario-panel.show { display: block; }
    .demo-scenario-panel h4 {
      margin: 0 0 8px;
      font-size: 14px;
      color: var(--text-primary);
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .demo-scenario-panel p.hint { margin: 0 0 10px; font-size: 12px; color: var(--text-secondary); line-height: 1.55; }
    .demo-scenario-list { display: flex; flex-direction: column; gap: 6px; }
    .demo-scenario-item {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 8px;
      padding: 10px 12px;
      border: 1px solid var(--border-light);
      border-radius: 8px;
      background: #fafbfc;
      cursor: pointer;
      transition: border-color .15s ease, background .15s ease, transform .15s ease;
    }
    .demo-scenario-item:hover { border-color: var(--primary); background: #f0f5ff; transform: translateX(-2px); }
    .demo-scenario-item .scn-main { display: flex; flex-direction: column; gap: 2px; min-width: 0; flex: 1; }
    .demo-scenario-item .scn-title { font-size: 13px; font-weight: 600; color: var(--text-primary); }
    .demo-scenario-item .scn-desc { font-size: 11px; color: var(--text-secondary); line-height: 1.45; }
    .demo-scenario-item .scn-tag { flex-shrink: 0; padding: 2px 8px; font-size: 11px; border-radius: 999px; background: rgba(22,93,255,.08); color: var(--primary); font-weight: 600; white-space: nowrap; }
    .demo-scenario-item .scn-tag.tag-warn { background: rgba(255,125,0,.08); color: #d46b08; }
    .demo-scenario-item .scn-tag.tag-ok { background: rgba(22,163,74,.1); color: #16a34a; }
    .demo-scenario-item .scn-tag.tag-muted { background: #f2f3f5; color: #86909c; }
    .demo-scenario-divider {
      margin: 10px 0 6px;
      padding-top: 8px;
      border-top: 1px dashed var(--border-light);
      font-size: 11px;
      font-weight: 600;
      color: var(--text-tertiary);
      letter-spacing: .5px;
      text-transform: uppercase;
    }
    /* 中英文字体微调：英文环境下收紧行距，避免大段文字堆积 */
    html[lang="en"] body { font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Helvetica Neue', Arial, 'PingFang SC', 'Microsoft YaHei', sans-serif; }
    html[lang="en"] .biz-req-panel li,
    html[lang="en"] .req-desc-body-wrap { line-height: 1.6; letter-spacing: 0; }
    html[lang="zh-TW"] body,
    html[lang="zh-CN"] body { font-family: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'PingFang TC', 'Microsoft YaHei', 'Source Han Sans SC', 'Segoe UI', sans-serif; }
    html[lang^="zh"] .req-desc-body-wrap { letter-spacing: .01em; }
    td .btn, td .link { margin-right: 8px; }
    td .link:last-child { margin-right: 0; }
    .dynamic-fields .field-row { display: flex; gap: 12px; align-items: center; margin-bottom: 12px; }
    .dynamic-fields .field-row input { flex: 1; }
    /* Token Distribute Modal */
    .dist-modal-upload { display: flex; align-items: center; gap: 16px; padding: 16px 20px; background: var(--bg-secondary); border: 1px dashed var(--border); border-radius: var(--radius-md); margin-bottom: 24px; cursor: pointer; transition: border-color .2s, background .2s; }
    .dist-modal-upload:hover { border-color: var(--primary); background: var(--primary-light); }
    .dist-modal-upload .upload-icon { width: 40px; height: 40px; flex-shrink: 0; display: flex; align-items: center; justify-content: center; background: white; border-radius: var(--radius-sm); color: var(--primary); }
    .dist-modal-upload .upload-icon svg { width: 24px; height: 24px; }
    .dist-modal-upload .upload-text { flex: 1; font-size: var(--text-sm); color: var(--text-secondary); }
    .dist-modal-upload .upload-text strong { color: var(--text-primary); font-weight: 500; }
    .dist-modal-section { margin-bottom: 24px; }
    .dist-modal-section-title { font-size: var(--subsection-size); font-weight: var(--subsection-weight); color: var(--text-primary); margin-bottom: 12px; display: flex; align-items: center; justify-content: space-between; }
    .dist-addr-table { border: 1px solid var(--border); border-radius: var(--radius-md); overflow: hidden; }
    .dist-addr-table table { width: 100%; border-collapse: collapse; }
    .dist-addr-table th { background: var(--bg-secondary); padding: 10px 14px; text-align: left; font-size: var(--text-xs); font-weight: 500; color: var(--text-secondary); border-bottom: 1px solid var(--border); }
    .dist-addr-table th:last-child { width: 56px; text-align: center; }
    .dist-addr-table td { padding: 8px 14px; border-bottom: 1px solid var(--border-light); vertical-align: middle; }
    .dist-addr-table tr:last-child td { border-bottom: none; }
    .dist-addr-table input { width: 100%; height: 36px; padding: 0 10px; border: 1px solid var(--border); border-radius: var(--radius-sm); font-size: var(--text-sm); }
    .dist-addr-table input:focus { outline: none; border-color: var(--primary); }
    .dist-addr-table .dist-addr-col { min-width: 0; }
    .dist-addr-table .dist-qty-col { width: 140px; }
    .dist-addr-table .dist-action-col { width: 56px; text-align: center; }
    .dist-addr-table .dist-action-col .link { font-size: var(--text-lg); padding: 4px; line-height: 1; opacity: 0.6; }
    .dist-addr-table .dist-action-col .link:hover { opacity: 1; }
    .dist-add-row-wrap { padding: 10px 14px; background: var(--bg-secondary); border-top: 1px solid var(--border); }
    .dist-sig-info { display: flex; align-items: center; gap: 12px; padding: 12px 16px; background: var(--bg-secondary); border-radius: var(--radius-md); margin-top: 20px; }
    .dist-sig-info .sig-label { font-size: var(--text-sm); color: var(--text-secondary); }
    .dist-sig-info .sig-value { font-size: var(--text-sm); font-weight: 500; color: var(--text-primary); }
    .dist-sig-info .hint-text { margin: 0; margin-left: auto; font-size: var(--text-xs); }
    /* Distribution Platform (ERC1404) */
    .dist-platform-card { border: 1px solid var(--border); border-radius: 8px; padding: 20px; margin-top: 16px; background: #fafbfc; }
    .dist-platform-row { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 16px; flex-wrap: wrap; }
    .dist-platform-row .form-group { flex: 1; min-width: 200px; }
    .dist-platform-row .form-group input { width: 100%; }
    .dist-addr-row { display: flex; gap: 12px; align-items: center; margin-bottom: 12px; }
    .dist-addr-row input { flex: 1; }
    .dist-addr-row .btn-sm { flex-shrink: 0; }
    /* Issuance step2 is info-entry only, no address management actions */
    #issuance-step-pane-2 button[onclick*="openIssuanceDistAddressStatus"] { display: none !important; }
    /* Pending sign-in-progress pill (Safe multisig waiting) */
    .dist-pending-pill { display: inline-flex; align-items: center; gap: 6px; padding: 2px 10px; border-radius: 999px; background: #fff7e6; color: #ad6800; font-size: 12px; font-weight: 500; border: 1px solid #ffd591; white-space: nowrap; }
    .dist-pending-dot { width: 8px; height: 8px; border-radius: 50%; background: #ad6800; box-shadow: 0 0 0 0 rgba(173,104,0,.7); animation: dist-pending-pulse 1.4s infinite; }
    .dist-pending-pill.is-inline { padding: 0 8px; }
    .dist-pending-inline { display: inline-flex; align-items: center; gap: 4px; margin-left: 6px; padding: 0 8px; border-radius: 999px; background: #fff7e6; color: #ad6800; font-size: 11px; font-weight: 500; border: 1px solid #ffd591; vertical-align: middle; }
    .dist-pending-inline::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: #ad6800; animation: dist-pending-pulse 1.4s infinite; }
    .dist-pending-actions { display: inline-flex; gap: 10px; margin-left: 6px; }
    .dist-pending-actions .link { font-size: 12px; }
    .dist-pending-banner { display: flex; align-items: center; gap: 8px; margin: 0 0 12px; padding: 10px 12px; border-radius: 8px; background: #fff7e6; border: 1px solid #ffd591; color: #874d00; font-size: 12px; }
    .dist-pending-banner .dist-pending-dot { background: #874d00; }
    /* Generic Safe-sign in-progress button state (reusable across pages) */
    .status-deploying { color: #ad6800 !important; font-weight: 500 !important; }
    .btn.is-signing,
    .btn.is-signing:hover,
    .btn.is-signing:focus,
    .btn.is-signing:active {
      background: #fff7e6 !important;
      color: #ad6800 !important;
      border: 1px solid #ffd591 !important;
      cursor: not-allowed !important;
      pointer-events: none;
      box-shadow: none !important;
    }
    .btn-pending-dot {
      display: inline-block;
      width: 6px;
      height: 6px;
      border-radius: 50%;
      background: currentColor;
      margin-left: 8px;
      vertical-align: middle;
      animation: dist-pending-pulse 1.4s infinite;
    }
    .safe-sign-sim { display: inline-flex; gap: 10px; margin-left: 8px; vertical-align: middle; }
    .safe-sign-sim .link { font-size: 12px; }
    @keyframes dist-pending-pulse {
      0% { box-shadow: 0 0 0 0 rgba(173,104,0,.55); }
      70% { box-shadow: 0 0 0 6px rgba(173,104,0,0); }
      100% { box-shadow: 0 0 0 0 rgba(173,104,0,0); }
    }

    /* Contract Management */
    .contract-page-header { margin-bottom: 24px; }
    .contract-hero { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 16px; margin-top: 12px; }
    .contract-title { font-size: var(--text-xl); font-weight: var(--section-title-weight); margin: 0; display: flex; align-items: center; gap: 4px; line-height: 1.4; }
    .contract-main-card { border: 1px solid var(--border); border-radius: var(--radius-lg); box-shadow: var(--shadow-sm); padding: 20px; }
    .contract-info-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; padding-bottom: 24px; margin-bottom: 20px; border-bottom: 1px solid var(--border); font-size: var(--text-base); }
    .contract-pane { border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--bg-secondary); padding: 16px; }
    .contract-pane h4 { font-size: var(--subsection-size); font-weight: var(--subsection-weight); margin-bottom: 12px; color: var(--text-primary); }
    .info-row { margin-bottom: 8px; line-height: 1.6; }
    .contract-tab-wrap { border: 1px solid var(--border); border-radius: var(--radius-md); padding: 14px 16px 18px; background: #fff; }
    .contract-tab-wrap .tabs { margin-bottom: 8px; }
    .contract-tab-wrap .tab-content { padding-top: 6px; }
    .contract-tab-notice { margin: 8px 0 14px; font-size: var(--text-xs); color: var(--text-tertiary); }
    .contract-actions { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; margin-top: 24px; }
    .contract-actions-mint { min-height: 36px; }
    .contract-addr-invalid { display: flex; align-items: center; gap: 12px; font-size: var(--text-sm); }
    .contract-addr-invalid .hint-text { color: var(--danger); }
    #page-contract .breadcrumb { margin-bottom: 10px !important; }
    #page-contract .contract-breadcrumb { margin-bottom: 8px; }
    #page-contract .biz-req-panel { margin: 0 0 14px; }
    #page-contract .contract-main-card .form-group { margin-bottom: 14px; }
    #page-contract .contract-main-card .form-group:last-child { margin-bottom: 0; }
    #page-contract .contract-main-card label { display: block; margin-bottom: 6px; font-size: var(--text-sm); color: var(--text-secondary); }
    #page-contract .contract-main-card input[type="text"],
    #page-contract .contract-main-card select,
    #page-contract .contract-main-card textarea { width: 100%; min-height: 40px; border-radius: 8px; border: 1px solid var(--border); padding: 9px 12px; background: #fff; }
    #page-contract .contract-main-card textarea { min-height: 88px; resize: vertical; }
    #page-contract .contract-main-card input[disabled] { background: var(--bg-secondary); color: var(--text-secondary); }
    #page-contract .contract-main-card .table-wrap { border: 1px solid var(--border); border-radius: 8px; background: #fff; }
    #page-contract .contract-main-card .table-wrap table { margin: 0; }
    #page-contract .contract-main-card .table-wrap th { background: #fafbfc; }
    #page-contract .contract-main-card .table-wrap td input { min-height: 34px; border-radius: 6px; }
    #page-contract .contract-main-card .btn-sm { min-width: 88px; }
    #page-contract .contract-main-card .link { display: inline-flex; align-items: center; }
    #page-contract #tab-multisig .form-group + .form-group { margin-top: 10px; }
    #page-contract .contract-back-link { display: inline-flex; align-items: center; margin-right: 4px; }
    #page-contract .contract-info-indent { padding-left: 12px; }
    #page-contract .contract-info-gap-top { margin-top: 12px; }
    #page-contract .contract-signer-block { padding-left: 12px; margin-top: 8px; }
    #page-contract .contract-signer-meta { font-size: 12px; color: var(--text-secondary); }
    #page-contract .contract-op-type { margin-bottom: 16px; }
    #page-contract .contract-qty-hint { font-size: 12px; color: var(--text-secondary); margin-top: -8px; }
    #page-contract .contract-sig-group { margin-bottom: 16px; }
    #page-contract .contract-sig-readonly { padding: 10px 12px; background: var(--bg-secondary, #f5f5f5); border-radius: 6px; color: var(--text-secondary); }
    #page-contract .contract-hint-top { margin-top: 6px; }
    #page-contract .contract-inline-input-sm { width: 200px; max-width: 100%; display: inline-block; }
    #page-contract .contract-inline-hint { font-size: 12px; color: var(--text-secondary); margin-left: 8px; }
    #page-contract .contract-threshold-input { width: 100px; max-width: 100%; display: inline-block; }
    #page-contract .contract-threshold-hint { font-size: 12px; color: var(--text-secondary); margin-left: 8px; }

    /* Deploy flow (Safe create -> Token create) */
    .deploy-meta { display:grid; grid-template-columns: repeat(4, 1fr); gap: 12px 16px; padding: 12px 14px; border: 1px solid var(--border); border-radius: var(--radius-md); background: var(--bg-secondary); margin-bottom: 16px; }
    .deploy-meta .label { display:block; font-size: var(--text-xs); color: var(--text-secondary); margin-bottom: 2px; }
    .deploy-meta .value { font-size: var(--text-sm); font-weight: 600; color: var(--text-primary); word-break: break-word; }
    .deploy-steps { display: flex; flex-direction: column; gap: 12px; }
    .deploy-step { border: 1px solid var(--border); border-radius: var(--radius-md); background: #fff; padding: 14px 14px 12px; }
    .deploy-step-hd { display:flex; align-items:flex-start; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
    .deploy-step-title { display:flex; align-items:center; gap: 10px; font-weight: 600; }
    .deploy-step .badge { display:inline-flex; align-items:center; padding: 3px 10px; border-radius: 999px; font-size: var(--text-xs); font-weight: 600; border: 1px solid var(--border); color: var(--text-secondary); background: var(--bg-secondary); }
    .deploy-step .badge.ok { color: var(--success); border-color: rgba(0,180,42,.25); background: var(--success-bg); }
    .deploy-step .badge.warn { color: var(--warning); border-color: rgba(255,125,0,.25); background: var(--warning-bg); }
    .deploy-step .badge.signing { color: #ad6800; border-color: #ffd591; background: #fff7e6; gap: 6px; }
    .deploy-step .badge.signing::before { content: ''; display: inline-block; width: 6px; height: 6px; border-radius: 50%; background: #ad6800; animation: dist-pending-pulse 1.4s infinite; }
    .deploy-step.is-signing { background: linear-gradient(180deg, #fff7e6 0%, #fffbf0 100%) !important; border-color: #ffd591 !important; box-shadow: 0 0 0 3px rgba(173,104,0,.08); }
    #deploy-flow-progress-banner { display: none; align-items: center; gap: 10px; margin: 12px 0 0; padding: 10px 14px; border-radius: 8px; background: #fff7e6; border: 1px solid #ffd591; color: #874d00; font-size: 13px; line-height: 1.5; }
    #deploy-flow-progress-banner.is-active { display: flex; }
    #deploy-flow-progress-banner .dist-pending-dot { background: #874d00; }
    #deploy-demo-toolbar { display: flex; align-items: center; gap: 14px; flex-wrap: wrap; margin: 10px 0 4px; padding: 8px 12px; border: 1px dashed #c9cdd4; border-radius: 8px; background: #fafbfc; font-size: 12px; }
    #deploy-demo-toolbar .deploy-demo-toolbar-label { color: var(--text-tertiary); font-weight: 500; }
    #deploy-demo-toolbar .link { font-size: 12px; padding: 0; background: transparent; border: 0; cursor: pointer; }
    .deploy-step .badge.fail { color: var(--danger); border-color: rgba(245,63,63,.25); background: var(--danger-bg); }
    .deploy-step-actions { display:flex; gap: 10px; align-items:center; flex-wrap: wrap; }
    .deploy-step-bd { margin-top: 10px; font-size: var(--text-sm); color: var(--text-secondary); line-height: 1.6; }
    .deploy-footer-hint { margin-top: 14px; font-size: var(--text-xs); color: var(--text-tertiary); }

    /* Signature mode linkage */
    #page-issuance-sig.sig-single-mode #sig-contract-signers th:nth-child(3),
    #page-issuance-sig.sig-single-mode #sig-contract-signers td:nth-child(3),
    #page-issuance-sig.sig-single-mode #sig-issuance-signers th:nth-child(3),
    #page-issuance-sig.sig-single-mode #sig-issuance-signers td:nth-child(3),
    #page-issuance-sig.sig-single-mode #sig-issuance-signers th:nth-child(4),
    #page-issuance-sig.sig-single-mode #sig-issuance-signers td:nth-child(4) { display: none; }
    .deploy-next-action { margin-bottom: 12px; padding: 10px 12px; border: 1px dashed var(--border); border-radius: var(--radius-sm); background: #fafbfd; font-size: var(--text-sm); color: var(--text-secondary); }
    .deploy-next-action strong { color: var(--text-primary); }


    /* Signature Config UX */
    .sig-page .biz-req-panel { margin-bottom: 14px; }
    .issuance-flow-stepper { display: flex; gap: 10px; margin-bottom: 14px; flex-wrap: wrap; }
    .issuance-flow-step { display: inline-flex; align-items: center; gap: 8px; padding: 8px 12px; border: 1px solid var(--border); border-radius: 999px; background: #fff; color: var(--text-secondary); font-size: var(--text-sm); }
    .issuance-flow-step .num { width: 20px; height: 20px; border-radius: 50%; border: 1px solid #c9cdd4; display: inline-flex; align-items: center; justify-content: center; font-size: 12px; }
    .issuance-flow-step.active { border-color: #91caff; background: #e6f4ff; color: var(--primary); font-weight: 600; }
    .issuance-flow-step.active .num { border-color: var(--primary); color: var(--primary); background: #fff; }
    .issuance-flow-step.done { border-color: #b7eb8f; background: #f6ffed; color: #389e0d; }
    .issuance-flow-step.done .num { border-color: #52c41a; color: #389e0d; background: #fff; }
    .issuance-step-pane { display: none; }
    .issuance-step-pane.active { display: block; }
    .sig-config-card { border: 1px solid var(--border); box-shadow: var(--shadow-sm); }
    .sig-unified-card { background: #f7f8fa; border: none; box-shadow: none; padding: 0; }
    .sig-page .biz-req-panel { margin-bottom: 16px; }
    .sig-page .page-title { margin-bottom: 18px; }
    .sig-page .issuance-flow-stepper { margin-bottom: 20px; }
    .sig-page-section {
      margin-top: 18px;
      padding: 18px;
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      background: linear-gradient(180deg, #fcfdff 0%, #ffffff 100%);
      box-shadow: var(--shadow-sm);
    }
    .sig-page-section .config-section-title {
      display: flex;
      align-items: center;
      gap: 10px;
      margin-bottom: 12px;
    }
    .sig-page-section .config-section-title::before,
    .sig-unified-head-main .config-section-title::before {
      content: "";
      width: 6px;
      height: 20px;
      border-radius: 999px;
      background: var(--primary);
      flex-shrink: 0;
    }
    .sig-section-hint {
      margin: -2px 0 16px;
      color: var(--text-secondary);
      line-height: 1.6;
    }
    .sig-unified-head {
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 14px;
      margin: 0;
      padding: 18px 20px;
      border: 1px solid #d6e4ff;
      border-radius: var(--radius-lg);
      background: linear-gradient(135deg, #eef6ff 0%, #ffffff 62%);
      box-shadow: var(--shadow-sm);
    }
    .sig-unified-head-main { flex: 1; min-width: 0; }
    .sig-unified-head-main .config-section-title { margin-bottom: 10px; }
    .sig-perm-panel {
      margin-top: 14px;
      padding: 18px;
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      background: #fff;
      box-shadow: var(--shadow-sm);
    }
    .sig-action-bar {
      margin-top: 18px;
      padding-top: 12px;
      border-top: 1px solid #edf0f3;
    }
    .sig-mode-card { background: linear-gradient(180deg, #f8fbff 0%, #ffffff 100%); }
    .sig-config-card .config-section-title { margin-bottom: 16px; }
    .sig-mode-switch { display: grid; grid-template-columns: repeat(2, minmax(220px, 1fr)); gap: 10px; }
    .sig-mode-switch label { display: flex; align-items: center; gap: 8px; padding: 10px 12px; border: 1px solid var(--border); border-radius: var(--radius-sm); background: #fff; }
    .sig-safe-box { border: 1px dashed #bfd4ff; background: #f5f9ff; border-radius: var(--radius-md); padding: 16px; }
    .sig-safe-box > label { font-weight: 600; margin-bottom: 8px; display: inline-block; }
    .safe-source-row { margin-top: 8px; }
    .safe-source-row select, .safe-source-row input { background: #fff; }
    .sig-source-inline { flex-direction: row; flex-wrap: wrap; gap: 20px; }
    .sig-source-inline label { min-height: 32px; }
    #sig-mode-hint { padding: 10px 12px; border-radius: var(--radius-sm); background: rgba(255,255,255,0.86); color: var(--text-primary); border: 1px solid #dbe7ff; }
    .sig-config-card .form-group { margin-bottom: 14px; }
    .sig-config-card .form-group > label { font-weight: 600; color: var(--text-primary); margin-bottom: 8px; }
    .sig-config-card .table-wrap { border-radius: var(--radius-md); border: 1px solid #edf0f3; }
    .sig-config-card .table-wrap table thead th { background: #fafbfd; }
    .sig-config-card .threshold-input { display: inline-flex; align-items: center; gap: 8px; padding: 8px 10px; background: #fff; border: 1px solid var(--border); border-radius: var(--radius-sm); }
    .sig-config-card .threshold-input input { width: 54px !important; border: none; background: #f7f8fa; border-radius: 6px; height: 32px; }
    .sig-config-card .threshold-input span { color: var(--text-secondary); font-weight: 600; }
    .sig-actions { border-top: 1px solid var(--border); padding-top: 14px; margin-top: 18px; position: sticky; bottom: 0; background: #fff; z-index: 2; }
    .sig-mode-banner { display:none; margin: 0 0 12px 0; padding: 10px 12px; border-radius: 8px; font-size: var(--text-sm); line-height: 1.5; }
    .sig-mode-banner.plugin { background:#f0f9ff; border:1px solid #91d5ff; color:#0958d9; }
    .sig-mode-banner.safe { background:#f6ffed; border:1px solid #b7eb8f; color:#237804; }
    #page-safe-config.safe-layout {
      display: flex;
      flex-direction: column;
      gap: 14px;
    }
    .safe-section-title {
      margin: 2px auto 0;
      width: 100%;
      max-width: 1360px;
      font-size: 13px;
      font-weight: 600;
      color: var(--text-secondary);
      letter-spacing: .02em;
    }
    .safe-config-toolbar {
      display:flex;
      justify-content:flex-start;
      align-items:flex-start;
      gap:16px;
      margin-bottom:16px;
      padding:18px 20px;
      border:1px solid var(--border);
      border-radius:var(--radius-lg);
      background:linear-gradient(180deg,#f8fbff 0%,#ffffff 100%);
      box-shadow:0 6px 18px rgba(20,33,56,.06);
    }
    .safe-config-toolbar .hint-text { max-width: 720px; line-height: 1.6; color: var(--text-secondary); }
    .safe-config-toolbar-actions { display:flex; gap:10px; flex-wrap:wrap; align-items:center; flex:1; justify-content:flex-start; }
    #page-safe-config .biz-req-panel { border-radius: var(--radius-lg); }
    #page-safe-config .safe-config-toolbar,
    #page-safe-config .safe-config-filter-bar,
    #page-safe-config .safe-config-list-card {
      max-width: 1360px;
      margin-left: auto;
      margin-right: auto;
    }
    #page-safe-config .safe-config-toolbar .safe-config-filter-bar {
      max-width: none;
      margin-left: 0;
      margin-right: 0;
    }
    .safe-config-filter-bar {
      display:flex;
      align-items:flex-start;
      justify-content:flex-start;
      gap:12px;
      margin-bottom:0;
      padding:0;
      border:none;
      border-radius:0;
      background:transparent;
      box-shadow:none;
      flex-wrap:wrap;
    }
    .safe-config-filter-title {
      font-size: 13px;
      font-weight: 600;
      color: var(--text-primary);
      padding: 4px 10px;
      border-radius: 999px;
      background: #f2f3f5;
      border: 1px solid #e5e6eb;
    }
    .safe-config-filter-controls {
      display:flex;
      align-items:center;
      justify-content:flex-start;
      gap:10px;
      flex-wrap:wrap;
    }
    .safe-config-filter-item { display:flex; align-items:center; gap:8px; flex: 0 1 auto; }
    .safe-config-filter-item label { font-size:13px; color:var(--text-secondary); margin:0; white-space:nowrap; }
    .safe-config-filter-item select { min-width:180px; height:32px; padding:0 32px 0 12px !important; font-size:13px; }
    #safe-filter-reset { padding:4px 12px; font-size:12px; }
    .safe-config-filter-summary { margin-left:0; font-size:12px; color:var(--text-secondary); }
    .safe-config-filter-summary .filter-chip {
      display:inline-flex; align-items:center; gap:6px;
      padding:2px 10px;
      background:rgba(22,93,255,.08);
      border:1px solid rgba(22,93,255,.2);
      border-radius:999px;
      color:#1d4ed8;
      font-weight:500;
    }
    .safe-count-badge {
      display:inline-block;
      margin-left:8px;
      padding:2px 10px;
      font-size:12px;
      font-weight:500;
      color:var(--text-secondary);
      background:var(--bg-muted, #f0f2f5);
      border-radius:999px;
      vertical-align:middle;
    }
    .safe-count-badge.is-filtered {
      color:#1d4ed8;
      background:rgba(22,93,255,.08);
    }
    .safe-config-split {
      display:grid;
      grid-template-columns: 1fr;
      gap:16px;
      align-items:start;
    }
    .safe-list-area {
      width: 100%;
      max-width: 1360px;
      margin: 0 auto;
      padding: 0;
      border: none;
      border-radius: 0;
      background: transparent;
      box-shadow: none;
    }
    .safe-list-tabs {
      display:flex;
      align-items:center;
      gap: 24px;
      margin: 0 auto 2px;
      width: 100%;
      max-width: 1360px;
      border-bottom: 1px solid var(--border);
      padding: 0 4px;
    }
    .safe-list-actions {
      margin-left: auto;
      display: inline-flex;
      align-items: center;
      gap: 8px;
      padding-bottom: 8px;
    }
    #page-safe-config .safe-config-toolbar .btn,
    #page-safe-config .safe-list-actions .btn {
      height: 32px;
      min-height: 32px;
      padding: 0 12px;
      font-size: 12px;
      line-height: 32px;
      border-radius: 6px;
    }
    .safe-list-tab {
      padding: 10px 2px;
      color: var(--text-secondary);
      border-bottom: 2px solid transparent;
      cursor: pointer;
      font-weight: 600;
      transition: color .2s ease, border-color .2s ease;
    }
    .safe-list-tab.active {
      color: var(--primary);
      border-bottom-color: var(--primary);
    }
    .safe-list-panel { display: none; }
    .safe-list-panel.active { display: block; }
    .safe-config-list-card,
    .safe-config-editor {
      border:1px solid var(--border);
      border-radius:var(--radius-lg);
      background:#fff;
      box-shadow:0 8px 24px rgba(20,33,56,.06);
      overflow:visible;
    }
    .safe-config-list-card { padding:0; }
    .safe-config-list-head,
    .safe-config-editor-head {
      display:flex;
      justify-content:space-between;
      align-items:center;
      gap:12px;
      padding:16px 18px;
      border-bottom:1px solid var(--border);
      background:#fafbfd;
      position: relative;
      z-index: 2;
      overflow: visible;
    }
    #page-safe-config .safe-config-list-head .info-tip { z-index: 30; }
    .safe-config-list-head h3,
    .safe-config-editor-head h3 { margin:0; font-size:var(--section-title-size); font-weight:var(--section-title-weight); }
    .safe-config-list-head .hint-text,
    .safe-config-editor-head .hint-text { margin:0; }
    .safe-config-list-card .table-wrap { padding:0 18px 8px; }
    .safe-config-list-card table { min-width: 880px; }
    .safe-config-list-card table { table-layout: fixed; }
    .safe-config-list-card th {
      white-space:nowrap;
      background:#f7f9fc;
      border-bottom:1px solid #e9edf3;
      color:#4e5969;
      font-weight:600;
    }
    .safe-config-list-card td {
      vertical-align:middle;
      border-bottom:1px solid #f0f2f5;
      padding-top:12px;
      padding-bottom:12px;
      font-size: 13px;
    }
    .safe-config-list-card th.safe-col-status,
    .safe-config-list-card td.safe-col-status {
      text-align: center;
      vertical-align: middle;
    }
    .safe-config-list-card th.safe-col-actions,
    .safe-config-list-card td.safe-col-actions {
      width: 170px;
      min-width: 170px;
      text-align: left;
      vertical-align: middle;
    }
    .safe-config-list-card tbody tr:hover { background:#f8fbff; }
    .safe-name-cell { min-width: 180px; }
    .safe-name-main { display:flex; align-items:center; gap:8px; flex-wrap:wrap; font-weight:600; color:var(--text-primary); }
    .safe-default-tag { display:inline-flex; align-items:center; min-height:24px; padding:0 8px; border-radius:999px; background:#e6f4ff; color:#0958d9; font-size:12px; font-weight:600; }
    .safe-address-cell {
      font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
      font-size: 12px;
      line-height: 1.6;
      color: var(--text-secondary);
      word-break: break-all;
      min-width: 200px;
    }
    .safe-threshold-badge {
      display:inline-flex;
      align-items:center;
      justify-content:center;
      min-width:56px;
      min-height:28px;
      padding:0 10px;
      border-radius:999px;
      background:#eef3ff;
      color:#165dff;
      font-size:12px;
      font-weight:600;
      border:1px solid rgba(22,93,255,.2);
    }
    .safe-action-group { display:flex; gap:10px; flex-wrap:wrap; white-space:nowrap; align-items:center; }
    .safe-action-group .btn.btn-sm { min-width:78px; }
    #page-safe-config .safe-status-badge {
      display:inline-flex;
      align-items:center;
      justify-content:center;
      width:76px;
      height:24px;
      border-radius:999px;
      font-size:12px;
      font-weight:600;
      line-height:1;
      margin: 0 auto;
      white-space: nowrap;
    }
    #page-safe-config .safe-status-badge.status-ok {
      color:var(--success);
      background:var(--success-bg);
      border:1px solid rgba(0,180,42,.2);
    }
    #page-safe-config .safe-status-badge.status-pending {
      color:var(--warning);
      background:var(--warning-bg);
      border:1px solid rgba(255,125,0,.2);
    }
    #modal-safe-deploy-confirm .modal { max-width: 760px; width: 92%; }
    #modal-safe-deploy-confirm .modal-body { background:#fcfdff; }
    #modal-safe-deploy-confirm .table-wrap { border-radius:10px; }
    #modal-safe-deploy-confirm td:first-child {
      width: 180px;
      color: var(--text-secondary);
      background: #f7f9fc;
      font-weight: 600;
      white-space: nowrap;
    }
    .safe-config-editor-head .hint-text { color: var(--text-secondary); }
    .safe-config-editor-body { padding:18px; }
    .safe-config-editor .form-row { gap:16px; margin-bottom:16px; }
    .safe-config-editor .form-group { margin-bottom:16px; }
    .safe-config-editor .form-group label { font-weight:600; color:var(--text-primary); }
    .safe-config-editor .form-actions { margin-top:8px; padding-top:16px; border-top:1px solid var(--border-light); }
    .safe-editor-modal .modal { max-width: 720px; width: 92%; }
    .safe-editor-modal .modal-body { padding: 0; }
    .safe-editor-modal .safe-config-editor { border:none; box-shadow:none; border-radius:0; }
    .nav-item { cursor: pointer; }
    .sig-mode-toggle { display: flex; justify-content: flex-end; gap: 8px; margin-bottom: 0; flex-shrink: 0; }
    .sig-mode-toggle .btn {
      min-height: 40px;
      padding: 8px 18px;
      border-radius: 999px;
      border: 1px solid var(--border);
      background: #fff;
      color: var(--text-secondary);
      font-weight: 600;
    }
    .sig-mode-toggle .btn.active {
      color: #fff;
      border-color: #165dff;
      background: #165dff;
    }
    #page-issuance-sig #sig-single-mode-panel,
    #page-issuance-sig #sig-safe-mode-panel { display: none; }
    #page-issuance-sig[data-sig-mode="metamask"] #sig-single-mode-panel { display: block !important; }
    #page-issuance-sig[data-sig-mode="safe"] #sig-safe-mode-panel { display: block !important; }
    .sig-page.sig-existing-lock #sig-contract-signer-group .link,
    .sig-page.sig-existing-lock #sig-issuance-signer-group .link,
    .sig-page.sig-existing-lock #sig-initiator-email-group .link { pointer-events: none; color: #c9cdd4; text-decoration: none; }
    .sig-page.sig-existing-lock #sig-contract-signer-group .link-danger,
    .sig-page.sig-existing-lock #sig-issuance-signer-group .link-danger,
    .sig-page.sig-existing-lock #sig-initiator-email-group .link-danger { display: none !important; }
    .sig-page.sig-existing-lock #sig-contract-signer-group input,
    .sig-page.sig-existing-lock #sig-issuance-signer-group input,
    .sig-page.sig-existing-lock #sig-initiator-email-group input,
    .sig-page.sig-existing-lock #sig-contract-threshold-group input,
    .sig-page.sig-existing-lock #sig-issuance-threshold-group input,
    .sig-page.sig-existing-lock #sig-single-contract-group input,
    .sig-page.sig-existing-lock #sig-single-issuance-group input { background: #f2f3f5 !important; color: #86909c; }
    .sig-page.sig-metamask-existing-lock #sig-single-contract-group input,
    .sig-page.sig-metamask-existing-lock #sig-single-issuance-group input { background: #f2f3f5 !important; color: #86909c; }
    #page-issuance-sig.sig-single-mode .sig-mm-email-row { display: none !important; }
    .sig-safe-address-card { margin-top: 16px; padding: 18px; border: 1px solid var(--border); border-radius: var(--radius-lg); background: #fff; }
    .sig-safe-address-card > .config-section-title { margin-top: 0; }
    .sig-subsection-card {
      margin-top: 16px;
      padding: 16px;
      border: 1px solid #edf0f3;
      border-radius: var(--radius-md);
      background: #fff;
    }
    .sig-subsection-card:first-of-type,
    .sig-readonly-section:first-of-type { margin-top: 0; }
    .sig-subsection-card .config-section-title,
    .sig-readonly-section .config-section-title { margin-top: 0; margin-bottom: 12px; }
    .sig-summary-grid {
      display: grid;
      grid-template-columns: repeat(3, minmax(0, 1fr));
      gap: 12px;
      margin-top: 12px;
    }
    .sig-summary-item {
      padding: 12px 14px;
      border-radius: var(--radius-md);
      border: 1px solid #e5e6eb;
      background: rgba(255,255,255,0.88);
    }
    .sig-summary-item strong {
      display: block;
      margin-bottom: 6px;
      font-size: var(--text-sm);
      color: var(--text-secondary);
      font-weight: 600;
    }
    .sig-summary-item span {
      display: block;
      color: var(--text-primary);
      line-height: 1.5;
      font-size: var(--text-base);
    }
    .sig-demo-toggle {
      display: flex;
      align-items: center;
      gap: 10px;
      flex-wrap: wrap;
      margin-top: 14px;
      padding: 10px 12px;
      border: 1px dashed var(--border);
      border-radius: var(--radius-md, 8px);
      background: rgba(22,93,255,.03);
    }
    .sig-demo-toggle-label {
      font-size: 13px;
      font-weight: 600;
      color: var(--text-secondary);
    }
    .sig-demo-toggle .btn {
      padding: 4px 14px;
      font-size: 12px;
    }
    .sig-demo-toggle .btn.active {
      background: #165dff;
      border-color: #165dff;
      color: #fff;
    }
    .sig-demo-toggle-hint {
      flex-basis: 100%;
      margin: 2px 0 0;
      font-size: 12px;
      color: var(--text-secondary);
    }
    .sig-single-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
    }
    .sig-safe-source-toolbar {
      display: flex;
      flex-wrap: wrap;
      align-items: center;
      gap: 10px 14px;
      margin-bottom: 10px;
    }
    .sig-safe-source-toolbar .sig-safe-source-select {
      flex: 1 1 200px;
      min-width: 0;
      max-width: 100%;
      height: 36px;
      padding: 0 10px;
      border: 1px solid var(--border);
      border-radius: var(--radius-sm);
      background: #fff;
      font-size: var(--text-base);
    }
    .sig-safe-source-toolbar .sig-safe-source-or {
      flex: 0 0 auto;
      color: var(--text-secondary);
      font-size: var(--text-sm);
      user-select: none;
    }
    .sig-safe-source-toolbar .btn {
      flex: 0 0 auto;
      white-space: nowrap;
    }
    .sig-config-state-card {
      margin-bottom: 14px;
      padding: 14px 16px;
      border-radius: var(--radius-md);
      border: 1px solid #d6e4ff;
      background: linear-gradient(180deg, #f7fbff 0%, #ffffff 100%);
    }
    .sig-config-state-card h4 {
      margin: 0 0 8px;
      font-size: var(--text-base);
      font-weight: 600;
      color: var(--text-primary);
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .sig-config-state-card p { margin: 0; color: var(--text-secondary); line-height: 1.6; }
    .sig-config-state-card .sig-config-state-lead { margin: 0; font-size: 13px; color: var(--text-secondary); }
    .sig-mode-hint-line {
      margin: 6px 0 10px;
      padding: 6px 10px;
      font-size: 13px;
      color: var(--text-secondary);
      background: #f7f9ff;
      border-left: 3px solid var(--primary);
      border-radius: 4px;
    }
    .sig-section-details {
      margin: 0 0 12px;
      border: 1px dashed var(--border);
      border-radius: 6px;
      background: #fbfcfe;
    }
    .sig-section-details > summary {
      padding: 6px 12px;
      cursor: pointer;
      font-size: 12px;
      color: var(--text-secondary);
      list-style: none;
      user-select: none;
      display: flex;
      align-items: center;
      gap: 6px;
    }
    .sig-section-details > summary::-webkit-details-marker { display: none; }
    .sig-section-details > summary::before {
      content: '▸';
      font-size: 10px;
      color: var(--text-tertiary);
      transition: transform .15s ease;
    }
    .sig-section-details[open] > summary::before { transform: rotate(90deg); }
    .sig-section-details[open] > summary { color: var(--primary); font-weight: 500; border-bottom: 1px dashed var(--border); }
    .sig-section-details > .sig-summary-grid { padding: 10px 12px; margin: 0; }
    /* 在 h3 里以 inline 形式承载 info-tip，保持基线对齐 */
    .sig-safe-split-card-head h3,
    .config-section-title { display: inline-flex; align-items: center; flex-wrap: wrap; gap: 6px; }
    .sig-config-state-card .form-actions {
      justify-content: flex-start;
      margin-top: 12px;
    }
    .sig-readonly-section {
      margin-top: 16px;
      padding: 16px;
      border-radius: var(--radius-md);
      border: 1px solid #edf0f3;
      background: #fbfcfe;
    }
    .sig-safe-multisig-unified {
      margin-top: 4px;
      margin-bottom: 14px;
    }
    .sig-safe-multisig-unified > .config-section-title {
      margin: 0 0 12px;
      font-size: var(--text-lg);
    }
    .sig-safe-split-cards {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
    }
    .sig-safe-split-card {
      position: relative;
      border: 1px solid var(--border);
      border-radius: var(--radius-lg);
      background: #fff;
      box-shadow: var(--shadow-sm);
      overflow: hidden;
      display: flex;
      flex-direction: column;
    }
    .sig-safe-split-card::before {
      content: '';
      position: absolute;
      left: 0; top: 0; bottom: 0;
      width: 4px;
      background: linear-gradient(180deg, #3b82f6, #2563eb);
    }
    .sig-safe-split-card.sig-safe-split-card-issuance::before {
      background: linear-gradient(180deg, #f59e0b, #d97706);
    }
    .sig-safe-split-card-head {
      padding: 14px 16px 12px 20px;
      background: #fafbfd;
      border-bottom: 1px solid var(--border);
    }
    .sig-safe-split-card-head h3 {
      margin: 0;
      font-size: var(--text-lg);
      font-weight: 600;
      display: flex;
      align-items: center;
      gap: 8px;
      color: var(--text-primary);
    }
    .sig-safe-card-tag {
      display: inline-flex;
      align-items: center;
      padding: 2px 10px;
      border-radius: 999px;
      font-size: 12px;
      font-weight: 500;
      background: #dbeafe;
      color: #1d4ed8;
    }
    .sig-safe-split-card.sig-safe-split-card-issuance .sig-safe-card-tag {
      background: #fef3c7;
      color: #b45309;
    }
    .sig-safe-split-card-head .hint-text {
      margin: 6px 0 0;
      font-size: 12px;
      color: var(--text-secondary);
      line-height: 1.55;
    }
    .sig-safe-split-card-body {
      padding: 14px 16px 16px 20px;
      display: flex;
      flex-direction: column;
      gap: 12px;
    }
    .sig-safe-split-card-body > .form-group { margin: 0; }
    .sig-safe-split-card-body .threshold-input input { width: 64px; }
    .demo-only { display: none !important; }
    html[data-demo="1"] .demo-only { display: unset !important; }
    html[data-demo="1"] .demo-only.btn { display: inline-flex !important; }
    html[data-demo="1"] tr.demo-only { display: table-row !important; }
    html[data-demo="1"] .demo-only.sig-demo-toggle { display: inline-flex !important; }
    html[data-demo="1"] .nav-item.demo-only { display: flex !important; }
    .demo-badge { display: none; position: fixed; right: 16px; bottom: 64px; z-index: 9999; padding: 6px 12px; border-radius: 999px; font-size: 12px; font-weight: 600; background: #fff3cd; color: #9a6700; border: 1px solid #ffd43b; box-shadow: 0 2px 8px rgba(0,0,0,.08); }
    html[data-demo="1"] .demo-badge { display: inline-block; }
    .audit-info-card { margin: 0 0 16px; padding: 14px 16px; border: 1px solid var(--border); border-radius: 8px; background: #fafbfc; display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 8px 24px; }
    .audit-info-row { display: flex; align-items: baseline; gap: 8px; font-size: 13px; }
    .audit-info-label { color: var(--text-tertiary); flex-shrink: 0; min-width: 96px; }
    .audit-info-value { color: var(--text-primary); font-weight: 500; word-break: break-all; }
    .audit-info-value.audit-addr { font-family: ui-monospace, SFMono-Regular, 'JetBrains Mono', Menlo, Consolas, monospace; font-size: 12px; }
    .modal.modal-xl { max-width: 880px; }
    @media (max-width: 1100px) {
      .modal.modal-xl { max-width: none; }
    }
    .audit-modal.modal { display: flex; flex-direction: column; overflow: hidden; }
    .audit-modal .modal-body { flex: 1 1 auto; overflow-y: auto; max-height: calc(90vh - 132px); }
    .audit-modal .modal-footer { flex-shrink: 0; }
    .audit-meta-bar { display: flex; align-items: flex-start; justify-content: space-between; gap: 24px; padding: 16px 18px; margin-bottom: 18px; background: linear-gradient(135deg, #f2f7ff 0%, #f7f8fa 100%); border: 1px solid #dbe5ff; border-radius: 10px; flex-wrap: wrap; }
    .audit-meta-title { font-size: 16px; font-weight: 600; color: var(--text-primary); margin-bottom: 6px; }
    .audit-meta-sub { font-size: 13px; color: var(--text-secondary); display: flex; flex-wrap: wrap; gap: 4px 14px; }
    .audit-meta-sub b { color: var(--text-primary); font-weight: 500; }
    .audit-meta-side { display: flex; flex-direction: column; gap: 4px; font-size: 13px; color: var(--text-secondary); text-align: right; }
    .audit-meta-side b { color: var(--text-primary); font-weight: 500; }
    .audit-section { margin-bottom: 18px; border: 1px solid var(--border); border-radius: 10px; background: #fff; overflow: hidden; }
    .audit-section-title { margin: 0; padding: 10px 16px; font-size: 14px; font-weight: 600; color: var(--text-primary); background: #f7f8fa; border-bottom: 1px solid var(--border); display: flex; align-items: center; gap: 6px; }
    .audit-section-title .audit-section-tag { font-size: 11px; color: var(--text-tertiary); font-weight: 400; background: #fff; border: 1px solid var(--border); border-radius: 999px; padding: 1px 8px; }
    .audit-section .audit-info-grid { padding: 14px 16px; display: grid; grid-template-columns: repeat(2, minmax(0,1fr)); gap: 10px 24px; background: #fff; }
    .audit-section .audit-info-grid.three-col { grid-template-columns: repeat(3, minmax(0,1fr)); }
    .audit-section .audit-info-grid .audit-info-row.span-2 { grid-column: span 2; }
    .audit-subsection { padding: 4px 16px 14px; border-top: 1px dashed var(--border); }
    .audit-subsection:first-of-type { border-top: none; }
    .audit-subsection > h5 { margin: 12px 0 8px; font-size: 13px; font-weight: 600; color: var(--text-primary); display: flex; align-items: center; gap: 6px; }
    .audit-subsection > h5::before { content: ''; width: 3px; height: 12px; background: var(--primary); border-radius: 2px; }
    .audit-signers-table { margin-top: 6px; border: 1px solid var(--border-light); border-radius: 6px; overflow: hidden; }
    .audit-signers-table table { width: 100%; border-collapse: collapse; font-size: 12px; }
    .audit-signers-table th, .audit-signers-table td { padding: 8px 10px; text-align: left; border-bottom: 1px solid var(--border-light); }
    .audit-signers-table th { background: #f7f8fa; color: var(--text-secondary); font-weight: 500; }
    .audit-signers-table tr:last-child td { border-bottom: none; }
    .audit-signers-table td.audit-addr { font-family: ui-monospace, SFMono-Regular, 'JetBrains Mono', Menlo, Consolas, monospace; }
    .audit-dist-card { margin: 12px 16px; padding: 12px; border: 1px solid var(--border-light); border-radius: 8px; background: #fafbfc; }
    .audit-dist-card + .audit-dist-card { margin-top: 0; }
    .audit-dist-card-title { font-size: 13px; font-weight: 600; color: var(--text-primary); margin-bottom: 8px; }
    .audit-dist-card .audit-info-grid { padding: 0; background: transparent; gap: 8px 16px; }
    .audit-dist-deposits { display: flex; flex-direction: column; gap: 4px; }
    .audit-dist-deposits .audit-addr { font-family: ui-monospace, SFMono-Regular, 'JetBrains Mono', Menlo, Consolas, monospace; font-size: 12px; color: var(--text-primary); }
    .audit-section-decision { background: #fafbfc; }
    .audit-section-decision .form-group { margin: 0; padding: 14px 16px; }
    .audit-section-decision .form-group + .form-group { padding-top: 0; }
    .audit-mode-pill { display: inline-flex; align-items: center; gap: 4px; padding: 2px 10px; border-radius: 999px; font-size: 12px; font-weight: 500; }
    .audit-mode-pill.is-single { background: #fff7e8; color: #b85c00; border: 1px solid #ffd591; }
    .audit-mode-pill.is-multi { background: #e8f3ff; color: var(--primary); border: 1px solid #adcbff; }
    .sig-safe-source-grid {
      display: grid;
      grid-template-columns: repeat(2, minmax(0, 1fr));
      gap: 16px;
    }
    .sig-safe-source-grid > .form-group { margin: 0; }
    @media (max-width: 1100px) {
      .sig-safe-split-cards { grid-template-columns: 1fr; }
      .sig-safe-source-grid { grid-template-columns: 1fr; }
    }
    .devspec-page details {
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
      background: #fff;
      box-shadow: var(--shadow-sm);
      margin-bottom: 14px;
      overflow: hidden;
    }
    .devspec-page summary {
      list-style: none;
      cursor: pointer;
      padding: 14px 16px;
      background: #fafbfd;
      border-bottom: 1px solid var(--border);
      display: flex;
      align-items: center;
      gap: 10px;
      font-weight: 600;
      color: var(--text-primary);
    }
    .devspec-page summary::-webkit-details-marker { display: none; }
    .devspec-page .devspec-body {
      padding: 14px 16px;
      line-height: 1.7;
      color: var(--text-primary);
      font-size: var(--text-sm);
    }
    .devspec-page .devspec-body code {
      font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
      font-size: 12px;
      background: #f7f8fa;
      padding: 2px 6px;
      border-radius: 6px;
      border: 1px solid #edf0f3;
    }
    .devspec-page .devspec-body ul { margin: 8px 0 0 18px; }
    .devspec-page .devspec-tag {
      display: inline-flex;
      align-items: center;
      min-height: 22px;
      padding: 0 8px;
      border-radius: 999px;
      background: #e6f4ff;
      color: #0958d9;
      font-size: 12px;
      font-weight: 600;
    }
    .devspec-page .prd-h5 { margin: 14px 0 8px; font-size: 14px; font-weight: 600; color: var(--text-primary); }
    .devspec-page .prd-h5:first-child { margin-top: 0; }
    .devspec-page table.prd-field-table { width: 100%; border-collapse: collapse; font-size: 12px; margin: 8px 0 12px; }
    .devspec-page table.prd-field-table th,
    .devspec-page table.prd-field-table td { border: 1px solid var(--border); padding: 8px 10px; text-align: left; vertical-align: top; }
    .devspec-page table.prd-field-table th { background: #f7f8fa; font-weight: 600; }
    .devspec-page .devspec-body details { margin-bottom: 10px; box-shadow: none; }
    .devspec-page .devspec-body details summary { background: #f3f4f6; font-size: 13px; padding: 10px 12px; }
    .devspec-page .devspec-body > details .devspec-body { font-size: 12px; }
    .devspec-page .devspec-body p { margin: 0 0 10px; }
    .devspec-page .devspec-body p:last-child { margin-bottom: 0; }
    .devspec-page .prd-ol { margin: 8px 0 0 20px; padding: 0; }
    .devspec-page .prd-ol li { margin-bottom: 6px; }
    .devspec-page .prd-mermaid-wrap {
      overflow-x: auto;
      margin: 10px 0 16px;
      padding: 12px 14px;
      background: #fafbfd;
      border: 1px solid var(--border);
      border-radius: var(--radius-md);
    }
    .devspec-page .prd-mermaid-wrap .mermaid { display: flex; justify-content: center; min-height: 60px; }
    .devspec-page .prd-mermaid-hint { font-size: 12px; color: var(--text-secondary); margin: 0 0 8px; }
    .sig-config-card .dynamic-fields .field-row input[disabled],
    .sig-config-card .dynamic-fields .field-row .input-readonly {
      background: #f7f8fa;
    }
    .status-pending-name { background: #fff7e6; color: #ad6800; padding: 2px 8px; border-radius: 4px; font-size: 12px; }


    /* ========== Responsive: Tablet & Mobile ========== */
    @media (max-width: 1200px) {
      .sig-summary-grid { grid-template-columns: 1fr; }
      .sig-single-grid { grid-template-columns: 1fr; }
      .token-detail-overview-grid { grid-template-columns: repeat(2, minmax(0, 1fr)); }
      .contract-info-grid { gap: 24px; }
      .issuer-cards, .token-dist-cards { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    }
    @media (max-width: 992px) {
      :root { --sidebar-width: 200px; }
      .token-detail-overview-grid { grid-template-columns: 1fr; }
      .issuer-cards, .token-dist-cards { grid-template-columns: 1fr; }
      .contract-info-grid { grid-template-columns: 1fr; }
      .form-row { flex-direction: column; gap: 0; }
      .form-row .form-group { width: 100%; }
      .sig-mode-switch { grid-template-columns: 1fr; }
      .sig-source-inline { flex-direction: column; gap: 6px; }
      .sig-unified-head { flex-direction: column; align-items: stretch; }
      .sig-mode-toggle { justify-content: flex-start; flex-wrap: wrap; }
      .safe-config-split { display:block; }
      .safe-section-title { max-width: none; }
      #page-safe-config .safe-config-toolbar,
      #page-safe-config .safe-config-filter-bar,
      #page-safe-config .safe-config-list-card { max-width: none; }
    }
    @media (max-width: 768px) {
      #main-app.active { flex-direction: column; }
      .main-header-bar { display: flex !important; }
      .sidebar {
        width: 100%;
        position: fixed;
        top: calc(56px + env(safe-area-inset-top));
        left: 0;
        right: 0;
        z-index: 100;
        max-height: 0;
        overflow: hidden;
        transition: max-height 0.3s ease;
        border-right: none;
        border-bottom: 1px solid var(--border);
        box-shadow: 0 4px 12px rgba(0,0,0,.08);
      }
      .sidebar.open { max-height: calc(100vh - 56px - env(safe-area-inset-top)); overflow-y: auto; -webkit-overflow-scrolling: touch; }
      .sidebar-logo { padding: 16px 20px; display: flex; justify-content: space-between; align-items: center; }
      .sidebar-logo .menu-toggle { display: block; width: 32px; height: 32px; border: none; background: none; font-size: 24px; cursor: pointer; color: var(--text-primary); }
      .main-content { padding: 16px; margin-top: calc(56px + env(safe-area-inset-top)); min-height: calc(100vh - 56px - env(safe-area-inset-top)); }
      .main-header-bar { display: flex; position: fixed; top: 0; left: 0; right: 0; min-height: 56px; height: calc(56px + env(safe-area-inset-top)); background: white; border-bottom: 1px solid var(--border); align-items: center; padding: env(safe-area-inset-top) 16px 0 16px; z-index: 99; }
      .page-title { font-size: var(--text-xl); margin-bottom: 16px; }
      .card { padding: 16px; margin-bottom: 16px; }
      .header-row { flex-direction: column; align-items: stretch; gap: 12px; }
      .filter-bar { flex-direction: column; align-items: stretch; }
      .filter-bar input, .filter-bar select { width: 100%; min-height: 44px; }
      .toolbar-spacer { margin-left: 0; }
      .control-select { width: 100%; min-height: 44px; }
      .kyc-toolbar { padding: 16px; }
      .kyc-toolbar .kyc-search-input { min-width: 0; max-width: none; }
      .kyc-actions { min-width: 140px; }
      .kyc-pagination { padding: 16px; }
      .safe-config-toolbar { padding:16px; flex-direction:column; align-items:stretch; }
      .safe-config-toolbar-actions { width:100%; justify-content:flex-start; }
      .safe-config-toolbar .btn { width:100%; }
      .safe-config-filter-bar { padding: 0; gap: 10px; }
      .safe-config-filter-title { width: 100%; text-align: left; }
      .safe-config-filter-controls { width: 100%; }
      .safe-list-tabs { max-width: none; gap: 16px; }
      .safe-list-actions {
        width: 100%;
        margin-left: 0;
        padding-bottom: 0;
      }
      .safe-list-actions .btn { width: auto; }
      .safe-config-filter-item { width: 100%; }
      .safe-config-filter-item select { width: 100%; min-width: 0; }
      .safe-config-filter-summary { width: 100%; margin-left: 0; }
      .safe-config-list-head, .safe-config-editor-head { padding:16px; }
      .safe-config-list-card .table-wrap { padding:0 16px 8px; }
      .safe-config-list-card table { min-width: 760px; }
      .safe-config-editor-body { padding:16px; }
      .data-summary-grid { grid-template-columns: 1fr; gap: 16px; }
      .data-token-title { font-size: var(--text-xl); }
      .btn { min-height: var(--btn-height-lg); padding: 10px var(--btn-padding-x); }
      .btn-sm { min-height: 36px; padding: 8px 14px; }
      .modal { width: 95%; max-width: none; max-height: 95vh; border-radius: 12px 12px 0 0; margin-top: auto; padding-bottom: env(safe-area-inset-bottom); }
      .modal-overlay.show { align-items: flex-end; padding: 0; }
      .modal.modal-lg { max-width: none; }
      .login-box { width: 90%; max-width: 400px; padding: 32px 24px; }
      .verify-box, .forgot-box, .reset-pwd-box { width: 90%; max-width: 400px; padding: 32px 24px; }
      .verify-header { padding: 16px 20px; }
      .breadcrumb { font-size: var(--text-xs); overflow-x: auto; white-space: nowrap; -webkit-overflow-scrolling: touch; }
      .token-detail-header { flex-direction: column; align-items: flex-start; }
      .contract-page-header { margin-bottom: 16px; }
      .form-actions { flex-direction: column; }
      .form-actions .btn { width: 100%; }
      .issuance-flow-step { width: 100%; justify-content: flex-start; }
      .contract-actions { flex-direction: column; }
      .contract-actions .btn { width: 100%; }
      .pagination { flex-wrap: wrap; justify-content: center; gap: 6px; }
      .pagination button { min-height: 40px; min-width: 40px; }
      th, td { padding: 12px 10px; font-size: var(--text-sm); }
      .project-table th, .project-table td { white-space: nowrap; }
      .table-wrap { -webkit-overflow-scrolling: touch; margin: 0 -16px; padding: 0 16px; }
      .data-card .value { font-size: var(--text-lg); }
      .issuer-card-header { flex-direction: column; align-items: flex-start; gap: 12px; }
      .section-header { flex-direction: column; align-items: stretch; } .section-header .btn { align-self: flex-start; }
      .issuer-card-body { grid-template-columns: 1fr; }
    }
    @media (max-width: 576px) {
      .main-content { padding: 12px; margin-top: calc(56px + env(safe-area-inset-top)); }
      .page-title { font-size: var(--section-title-size); }
      .card { padding: 12px; }
      .issuance-flow-step { font-size: 12px; padding: 7px 10px; }
      .list-tabs { gap: 16px; font-size: var(--text-sm); }
      .upload-zone { padding: 24px 16px; }
      .upload-zone .icon { font-size: 36px; }
      .modal-body { padding: 16px; }
      .modal-header, .modal-footer { padding: 16px; }
    }
    @media (min-width: 769px) {
      .menu-toggle { display: none !important; }
    }
    @media (min-width: 1400px) {
      .main-content { padding: 24px 40px; }
    }