height: 1px;
      padding: 0;
      margin: -1px;
      overflow: hidden;
      clip: rect(0, 0, 0, 0);
      white-space: nowrap;
      border: 0
    }

    .file-upload-card {
      display: flex;
      align-items: center;
      justify-content: space-between;
      gap: 14px;
      width: 100%;
      padding: 14px 16px;
      border: 1px dashed var(--border2);
      border-radius: var(--r);
      background: linear-gradient(180deg, #fbfcfe 0%, #f4f7fb 100%);
      cursor: pointer;
      transition: border-color .15s, box-shadow .15s, transform .15s
    }

    .file-upload-card:hover {
      border-color: var(--navy);
      box-shadow: 0 0 0 3px rgba(30, 58, 95, .08)
    }

    .file-upload-card.has-file {
      border-style: solid;
      border-color: #86efac;
      background: linear-gradient(180deg, #f7fff8 0%, #ecfdf3 100%)
    }

    .file-upload-copy {
      min-width: 0
    }

    .file-upload-title {
      font-size: 13px;
      font-weight: 700;
      color: var(--navy)
    }

    .file-upload-subtitle {
      margin-top: 2px;
      font-size: 12px;
      color: var(--text-muted);
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis
    }

    .file-upload-pill {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 8px 12px;
      border-radius: 999px;
      background: var(--navy);
      color: #fff;
      font-size: 12px;
      font-weight: 700;
      flex-shrink: 0
    }

    .btn {
      display: inline-flex;
      align-items: center;
      justify-content: center;
      gap: 7px;
      padding: 9px 18px;
      border-radius: var(--r);
      font-size: 13px;
      font-weight: 600;
      font-family: var(--sans);
      cursor: pointer;
      border: 1px solid transparent;
      transition: transform .15s var(--ease), box-shadow .15s var(--ease), background-color .15s var(--ease), border-color .15s var(--ease), color .15s var(--ease);
      white-space: nowrap;
      text-decoration: none;
      box-shadow: 0 1px 2px rgba(15, 23, 42, .06)
    }

    .btn:disabled {
      opacity: .5;
      cursor: not-allowed
    }

    .btn-primary {
      background: var(--navy);
      color: #fff;
      border-color: var(--navy)
    }

    .btn-primary:hover:not(:disabled) {
      background: var(--navy-dark);
      transform: translateY(-1px);
      box-shadow: 0 8px 18px rgba(30, 58, 95, .16)
    }

    .btn-secondary {
      background: var(--surface);
      color: var(--text-dim);
      border-color: var(--border2)
    }

    .btn-secondary:hover:not(:disabled) {
      background: #f8fafc;
      border-color: #cbd5e1;
      color: var(--navy);
      transform: translateY(-1px);
      box-shadow: 0 6px 14px rgba(15, 23, 42, .08)
    }

    .btn-danger {
      background: #fee2e2;
      color: var(--red);
      border-color: #fecaca
    }

    .btn-danger:hover:not(:disabled) {
      background: #fecaca;
      transform: translateY(-1px);
      box-shadow: 0 8px 18px rgba(185, 28, 28, .14)
    }

    .btn-success {
      background: #dcfce7;
      color: var(--green);
      border-color: #bbf7d0
    }

    .btn-success:hover:not(:disabled) {
      background: #bbf7d0;
      transform: translateY(-1px);
      box-shadow: 0 8px 18px rgba(22, 163, 74, .14)
    }

    .btn-warning {
      background: #fffbeb;
      color: var(--amber);
      border-color: #fde68a
    }

    .btn-warning:hover:not(:disabled) {
      background: #fde68a;
      transform: translateY(-1px);
      box-shadow: 0 8px 18px rgba(217, 119, 6, .14)
    }

    .btn-info {
      background: #eff6ff;
      color: var(--blue);
      border-color: #bfdbfe
    }

    .btn-info:hover:not(:disabled) {
      background: #dbeafe;
      transform: translateY(-1px);
      box-shadow: 0 8px 18px rgba(37, 99, 235, .12)
    }

    .btn-sm {
      padding: 6px 12px;
      font-size: 12px
    }

    .btn.is-processing {
      opacity: .72;
      cursor: wait
    }

    .btn-icon {
      width: 32px;
      height: 32px;
      padding: 0;
      border-radius: var(--r-sm)
    }

    .btn-full {
      width: 100%
    }

    #btn-login {
      padding: 12px;
      font-size: 14px
    }

    .login-error {
      background: #fee2e2;
      border: 1px solid #fecaca;
      border-radius: var(--r-sm);
      padding: 10px 14px;
      font-size: 13px;
      color: var(--red);
      margin-bottom: 16px;
      display: none
    }

    /* MAIN LAYOUT */
    #view-main {
      flex-direction: row
    }

    #sidebar {
      width: 220px;
      flex-shrink: 0;
      background: var(--navy);
      display: flex;
      flex-direction: column;
      overflow-y: auto;
      overflow-x: hidden
    }

    #sidebar-brand {
      padding: 18px 16px;
      border-bottom: 1px solid rgba(255, 255, 255, .1)
    }

    .brand-logo {
      width: 48px;
      height: 48px;
      background: rgba(255, 255, 255, .12);
      border: 1px solid rgba(255, 255, 255, .14);
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      padding: 8px;
      margin-bottom: 10px;
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, .08)
    }

    .brand-logo img {
      width: 100%;
      height: 100%;
      object-fit: contain;
      display: block
    }

    .brand-name {
      font-size: 16px;
      font-weight: 800;
      color: #fff;
      letter-spacing: -.3px
    }

    .brand-sub {
      font-size: 9px;
      color: rgba(255, 255, 255, .5);
      font-family: var(--mono);
      letter-spacing: .3px;
      margin-top: 4px;
      line-height: 1.45
    }

    #sidebar-user {
      padding: 12px 16px;
      border-bottom: 1px solid rgba(255, 255, 255, .08);
      display: flex;
      align-items: center;
      gap: 10px
    }

    .user-avatar {
      width: 30px;
      height: 30px;
      border-radius: 50%;
      background: rgba(255, 255, 255, .2);
      display: flex;
      align-items: center;
      justify-content: center;
      font-size: 12px;
      font-weight: 700;
      color: #fff;
      flex-shrink: 0
    }

    .user-name {
      font-size: 12px;
      font-weight: 600;
      color: #fff;
      white-space: nowrap;
      overflow: hidden;
      text-overflow: ellipsis
    }

    .user-role {
      font-size: 10px;
      color: rgba(255, 255, 255, .5);
      font-family: var(--mono);
      text-transform: uppercase
    }
    .role-badge {
      display: inline-block;
      font-size: 10px;
      font-weight: 700;
      padding: 1px 7px;
      border-radius: 999px;
      text-transform: uppercase;
      letter-spacing: .03em;
    }
    .role-badge.field { background: rgba(37,99,235,.15); color: #93c5fd }
    .role-badge.admin { background: rgba(22,163,74,.15); color: #86efac }
    .role-badge.super_admin { background: rgba(217,119,6,.2); color: #fcd34d }

    #sidebar-nav {
      flex: 1;
      padding: 10px 8px
    }

    .nav-section {
      font-size: 9px;
      font-weight: 700;
      color: rgba(255, 255, 255, .3);
      letter-spacing: 1px;
      text-transform: uppercase;
      padding: 8px 8px 4px
    }

    .nav-item {
      display: flex;
      align-items: center;
      gap: 10px;
      padding: 8px 10px;
      border-radius: var(--r-sm);
      font-size: 13px;
      font-weight: 500;
      color: rgba(255, 255, 255, .65);
      cursor: pointer;
      transition: all .15s;
      margin-bottom: 1px
    }

    .nav-item:hover {
      background: var(--navy-hover);
      color: #fff
    }

    .nav-item.active {
      background: rgba(255, 255, 255, .15);
      color: #fff;
      font-weight: 600
    }

    .nav-icon {
      width: 26px;
      height: 20px;
      border-radius: 4px;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      font-size: 9px;
      font-weight: 800;
      font-family: var(--mono);
      letter-spacing: .2px;
      flex-shrink: 0;
      background: rgba(255,255,255,.1);
      color: rgba(255,255,255,.5);
      transition: background .15s, color .15s
    }

    /* Warna unik per menu */
    .nav-item[data-view="dashboard"]      .nav-icon { background: rgba(59,130,246,.32);  color: #93c5fd }
    .nav-item[data-view="map"]            .nav-icon { background: rgba(13,148,136,.32);  color: #5eead4 }
    .nav-item[data-view="objects"]        .nav-icon { background: rgba(217,119,6,.32);   color: #fcd34d }
    .nav-item[data-view="validasi"]       .nav-icon { background: rgba(124,58,237,.32);  color: #c4b5fd }
    .nav-item[data-view="revisions"]      .nav-icon { background: rgba(234,88,12,.32);   color: #fdba74 }
    .nav-item[data-view="history"]        .nav-icon { background: rgba(100,116,139,.32); color: #cbd5e1 }
    .nav-item[data-view="reports"]        .nav-icon { background: rgba(22,163,74,.32);   color: #86efac }
    .nav-item[data-view="users"]          .nav-icon { background: rgba(8,145,178,.32);   color: #67e8f9 }
    .nav-item[data-view="teams"]          .nav-icon { background: rgba(79,70,229,.32);   color: #a5b4fc }
    .nav-item[data-view="signatures"]     .nav-icon { background: rgba(219,39,119,.32);  color: #f9a8d4 }
    .nav-item[data-view="admin-accounts"] .nav-icon { background: rgba(220,38,38,.32);   color: #fca5a5 }
    .nav-item[data-view="field-tasks"]    .nav-icon { background: rgba(22,163,74,.32);   color: #86efac }
    .nav-item[data-view="profile"]        .nav-icon { background: rgba(37,99,235,.32);   color: #93c5fd }

    /* Active: icon lebih terang */
    .nav-item.active[data-view="dashboard"]      .nav-icon { background: rgba(59,130,246,.55);  color: #bfdbfe }
    .nav-item.active[data-view="map"]            .nav-icon { background: rgba(13,148,136,.55);  color: #99f6e4 }
    .nav-item.active[data-view="objects"]        .nav-icon { background: rgba(217,119,6,.55);   color: #fde68a }
    .nav-item.active[data-view="validasi"]       .nav-icon { background: rgba(124,58,237,.55);  color: #ddd6fe }
    .nav-item.active[data-view="revisions"]      .nav-icon { background: rgba(234,88,12,.55);   color: #fed7aa }
    .nav-item.active[data-view="history"]        .nav-icon { background: rgba(100,116,139,.55); color: #e2e8f0 }
    .nav-item.active[data-view="reports"]        .nav-icon { background: rgba(22,163,74,.55);   color: #bbf7d0 }
    .nav-item.active[data-view="users"]          .nav-icon { background: rgba(8,145,178,.55);   color: #a5f3fc }
    .nav-item.active[data-view="teams"]          .nav-icon { background: rgba(79,70,229,.55);   color: #c7d2fe }
    .nav-item.active[data-view="signatures"]     .nav-icon { background: rgba(219,39,119,.55);  color: #fbcfe8 }
    .nav-item.active[data-view="admin-accounts"] .nav-icon { background: rgba(220,38,38,.55);   color: #fecaca }
    .nav-item.active[data-view="field-tasks"]    .nav-icon { background: rgba(22,163,74,.55);   color: #bbf7d0 }
    .nav-item.active[data-view="profile"]        .nav-icon { background: rgba(37,99,235,.55);   color: #bfdbfe }

    #sidebar-footer {
      padding: 12px 16px;
      border-top: 1px solid rgba(255, 255, 255, .08)
    }

    .sidebar-signature {
      margin-bottom: 12px;
      padding: 12px 12px 10px;
      border-radius: 12px;
      border: 1px solid rgba(255, 255, 255, .08);
      background:
        linear-gradient(180deg, rgba(255, 255, 255, .06), rgba(255, 255, 255, .03)),
        radial-gradient(circle at top left, rgba(255, 208, 102, .18), transparent 48%);
      box-shadow: inset 0 1px 0 rgba(255, 255, 255, .04)
    }

    .sidebar-signature-label {
      font-size: 9px;
      font-family: var(--mono);
      text-transform: uppercase;
      letter-spacing: .7px;
      color: rgba(255, 255, 255, .42);
      margin-bottom: 6px
    }

    .sidebar-signature-name {
      font-size: 12px;
      font-weight: 700;
      color: #fff;
      line-height: 1.35;
      letter-spacing: -.1px
    }

    .sidebar-signature-meta {
      margin-top: 4px;
      font-size: 10px;
      font-family: var(--mono);
      color: rgba(255, 255, 255, .58);
      letter-spacing: .35px
    }

    #btn-logout {
      width: 100%;
      background: rgba(255, 255, 255, .08);
      color: rgba(255, 255, 255, .7);
      border-color: transparent;
      font-size: 12px;
      padding: 8px
    }

    #btn-logout:hover {
      background: rgba(255, 255, 255, .15);
      color: #fff
    }

    #content {
      flex: 1;
      overflow: hidden;
      display: flex;
      flex-direction: column
    }

    .content-view {
      display: none;
      flex: 1;
      overflow: hidden;
      flex-direction: column
    }

    .content-view.active {
      display: flex
    }

    .page-header {
      padding: 20px 24px 0;
      display: flex;
      align-items: flex-start;
      justify-content: space-between;
      gap: 12px;
      flex-shrink: 0
    }

    .page-title {
      font-size: 20px;
      font-weight: 800;
      color: var(--navy);
      letter-spacing: -.3px
    }

    .page-subtitle {
      font-size: 12px;