:root{
  --xd-bg: #f6f7f9;
  --xd-panel: #ffffff;
  --xd-border: #e6e9ef;
  --xd-accent: #ff7700;
  --xd-accent-soft: rgba(255,119,0,0.08);
  --xd-ink: #0f1724;
  --xd-muted: #6b7280;
  --xd-shadow-soft: 0 10px 30px rgba(15,23,42,.08);
  --xd-header-h: 64px;
  --xd-panel-w: 280px;
  --radius-xl: 14px;
}

/* Reset & base */
*{box-sizing:border-box}
body{
  margin:0;
  height:100vh;
  display:flex;
  flex-direction:column;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial;
  background: linear-gradient(180deg,#fbfbfc 0%, #f3f4f6 100%);
  color:var(--xd-ink);
  -webkit-font-smoothing:antialiased;
  -moz-osx-font-smoothing:grayscale;
}

/* TOPBAR */
.xd-topbar{
  height:var(--xd-header-h);
  padding:10px 16px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  background: linear-gradient(90deg,#ffffff, #fbfbfb);
  border-bottom:1px solid var(--xd-border);
  gap:12px;
}
.xd-topbar-left, .xd-topbar-right{display:flex;align-items:center;gap:10px}

.xd-filename{font-weight:600;font-size:15px}
.xd-badge{
  font-size:11px;padding:4px 8px;border-radius:999px;background:#fff4eb;color:#b95300;text-transform:uppercase;
}

/* ICON BUTTON */
.xd-icon-btn{
  width:34px;height:34px;border-radius:10px;border:1px solid transparent;
  display:inline-flex;align-items:center;justify-content:center;
  font-size:18px;background:transparent;color:var(--xd-ink);
  cursor:pointer;transition:all .15s ease;
}
.xd-icon-btn i, .xd-tool-btn i{font-size:18px;line-height:1}
.xd-icon-btn:hover{background:#f3f4f6;border-color:var(--xd-border)}
.xd-icon-btn:active{transform:translateY(1px)}

/* ZOOM */
.xd-zoom-display{min-width:68px;border-radius:999px;padding:5px 10px;font-size:13px;border:1px solid var(--xd-border);background:#fff}

/* MAIN LAYOUT */
.xd-main{position:relative;flex:1;display:flex;min-height:0;overflow:hidden}
.xd-canvas-area{flex:1;position:relative;display:flex;align-items:stretch;justify-content:stretch}
.xd-artboard{position:relative;width:100%;height:100%;background:linear-gradient(180deg,#fff,#f7fafc)}
#xd-canvas{width:100%;height:100%;display:block;touch-action:none}

/* HANDLES */
.xd-handle{
  position:absolute;top:50%;width:36px;height:84px;border-radius:12px;border:1px solid var(--xd-border);
  background:var(--xd-panel);box-shadow:0 12px 30px rgba(12,18,28,.08);
  display:flex;align-items:center;justify-content:center;cursor:pointer;transform:translateY(-50%);
  z-index:50;transition:all .18s ease;
}
.xd-handle i{font-size:20px;color:var(--xd-muted)}
.xd-handle-left{left:10px}
.xd-handle-right{right:10px}
.xd-handle.is-open{background:var(--xd-accent-soft);border-color:var(--xd-accent)}
.xd-handle.is-open i{color:var(--xd-accent)}

/* PANELS */
.xd-panel{
  position:absolute;top:12px;bottom:12px;width:var(--xd-panel-w);background:var(--xd-panel);
  border-radius:var(--radius-xl);box-shadow:0 18px 48px rgba(15,23,42,.06);z-index:40;display:flex;flex-direction:column;
  overflow:hidden;transform:translateX(0);transition:transform .18s ease-out,opacity .18s ease-out;opacity:1;
}
.xd-panel-left{left:18px;transform:translateX(-125%)}
.xd-panel-right{right:18px;transform:translateX(125%)}
.xd-panel.is-open{transform:translateX(0);opacity:1}

/* panel header */
.xd-panel-header{height:52px;display:flex;align-items:center;justify-content:space-between;padding:8px 12px;border-bottom:1px solid var(--xd-border);background:linear-gradient(90deg,#fff,#fbfbfb)}
.xd-panel-header-title{font-weight:700}
.xd-panel-header-actions{display:flex;gap:6px}

/* tools body */
.xd-tools{padding:12px;display:flex;flex-direction:column;gap:12px;overflow:auto;flex:1}
.xd-tool-group-wrapper{border-radius:12px;background:#fbfbfc;border:1px solid #f4f6f9;padding:10px;box-shadow:0 2px 6px rgba(12,18,28,.03)}
.xd-tool-group-title{font-size:11px;text-transform:uppercase;color:var(--xd-muted);letter-spacing:0.08em;margin-bottom:8px;font-weight:600}
.xd-tool-group{display:grid;grid-template-columns:repeat(3,1fr);gap:8px}

/* tool button */
.xd-tool-btn{
  height:44px;border-radius:10px;border:1px solid transparent;background:#fff;display:flex;align-items:center;justify-content:center;
  font-size:18px;cursor:pointer;transition:all .14s ease;color:var(--xd-ink)
}
.xd-tool-btn i{font-size:18px}
.xd-tool-btn:hover{background:#f7f9fb;border-color:var(--xd-border)}
.xd-tool-btn.is-active{background:var(--xd-accent-soft);border-color:var(--xd-accent);color:var(--xd-accent);box-shadow:0 0 0 2px rgba(255,119,0,.06)}

/* custom perpendicular SVG styling */
.xd-tool-btn svg{display:block;width:18px;height:18px}

/* color & stroke rows */
.xd-tool-group input[type="color"]{width:100%;height:36px;border-radius:8px;border:1px solid var(--xd-border);background:#fff}
.xd-tool-group input[type="range"]{width:100%}

/* danger button */
.xd-btn-danger{width:100%;padding:8px;border-radius:10px;border:1px solid #f5c6cb;background:#fff5f6;color:#b91c1c;font-weight:700;cursor:pointer}
.xd-btn-danger:hover{background:#ffecec}

/* inspector (right) */
.xd-inspector-tabs{display:flex;border-bottom:1px solid var(--xd-border);background:#fbfbfc}
.xd-inspector-tab{flex:1;padding:8px 10px;font-size:13px;text-align:center;cursor:pointer;border-bottom:2px solid transparent}
.xd-inspector-tab.is-active{border-bottom-color:var(--xd-accent);color:var(--xd-accent);font-weight:700;background:linear-gradient(90deg,#fff,#fff7ed)}
.xd-inspector-body{flex:1;overflow:auto;padding:12px}
.xd-inspector-panel{display:none}
.xd-inspector-panel.is-active{display:block}
.xd-section{margin-bottom:12px;padding-bottom:8px;border-bottom:1px solid #f4f6f9}
.xd-section-title{font-size:11px;text-transform:uppercase;color:var(--xd-muted);margin-bottom:6px}
/* Ẩn nút mở/đóng khi panel tương ứng đang mở */
.xd-main:has(#xd-panel-left.is-open) .xd-handle-left {
  display: none;
}

.xd-main:has(#xd-panel-right.is-open) .xd-handle-right {
  display: none;
}


/* context bar */
.xd-context-bar{
  position:absolute;bottom:22px;left:50%;transform:translateX(-50%) translateY(8px);
  border-radius:999px;background:var(--xd-panel);border:1px solid var(--xd-border);box-shadow:0 14px 40px rgba(15,23,42,.07);
  padding:6px 8px;display:flex;align-items:center;gap:6px;min-height:40px;opacity:0;pointer-events:none;transition:all .15s ease;
}
.xd-context-bar.is-visible{opacity:1;pointer-events:auto;transform:translateX(-50%) translateY(0)}
.xd-context-btn{width:36px;height:36px;border-radius:999px;border:none;background:transparent;display:flex;align-items:center;justify-content:center;cursor:pointer}
.xd-context-btn:hover{background:#f7f9fb;border-radius:999px}
.xd-context-divider{width:1px;height:22px;background:var(--xd-border)}

/* steps / statusbar */
.xd-statusbar{height:34px;background:#ffffff;border-top:1px solid var(--xd-border);display:flex;align-items:center;justify-content:space-between;padding:0 14px;font-size:12px}
#xd-status-hint{text-align:center;color:var(--xd-muted)}
#xd-status-coords{text-align:right;font-family:ui-monospace, SFMono-Regular, Menlo, Monaco, monospace}

/* toast */
.xd-toast{position:fixed;bottom:74px;left:50%;transform:translateX(-50%) translateY(20px);background:var(--xd-ink);color:#fff;padding:8px 14px;border-radius:10px;font-size:13px;opacity:0;pointer-events:none;transition:all .18s}
.xd-toast.visible{opacity:1;transform:translateX(-50%) translateY(0)}

/* panel compact mode (optional) */
.xd-panel-left.compact{width:72px}
.xd-panel-left.compact .xd-panel-header-title{display:none}
.xd-panel-left.compact .xd-tool-group-title{display:none}
.xd-panel-left.compact .xd-tool-btn{height:48px;width:48px;border-radius:12px;display:flex;align-items:center;justify-content:center}

/* responsive */
@media (max-width:1024px){ .xd-panel{width:72%} .xd-panel-left{left:10px} .xd-panel-right{right:10px} }
@media (max-width:768px){
  .xd-topbar{height:auto;flex-wrap:wrap;padding:8px}
  .xd-panel{top:8px;bottom:8px;width:88%}
  .xd-handle{width:40px;height:92px}
}
@media (max-width:480px){
  .xd-panel{width:94%}
  .xd-filename{font-size:13px}
}
/* ==================================================
   XBOOK INSPECTOR DESIGN SYSTEM (DÙNG CHUNG)
   ================================================== */

:root{
  --xd-accent: #ff7700;
  --xd-text: #111827;
  --xd-muted: #6b7280;
  --xd-border: #e9edf3;
  --xd-bg: #ffffff;
  --xd-soft: #f7f8fb;
  --xd-radius: 14px;
  --xd-control-h: 36px;
}

/* Root */
.xd-inspector{
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Section/card */
.xd-inspector .xd-section{
  background: var(--xd-bg);
  border: 1px solid var(--xd-border);
  border-radius: var(--xd-radius);
  padding: 12px;
}

/* Section title */
.xd-inspector .xd-section-title{
  font-weight: 800;
  font-size: 12px;
  letter-spacing: .06em;
  text-transform: uppercase;
  color: var(--xd-text);
  margin-bottom: 10px;

  padding-left: 10px;
  border-left: 3px solid var(--xd-accent);
}

/* Field */
.xd-inspector .xd-field{
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 10px;
  min-width: 0;
}
.xd-inspector .xd-field:last-child{ margin-bottom: 0; }

.xd-inspector .xd-field > label{
  font-size: 12px;
  font-weight: 700;
  color: var(--xd-muted);
}

/* Row layout (mặc định flex để tránh lệch nút) */
.xd-inspector .xd-row{
  display: flex;
  gap: 10px;
  align-items: flex-end;
}
.xd-inspector .xd-row > .xd-field{ flex: 1; min-width: 0; }

/* Controls */
.xd-inspector input[type="text"],
.xd-inspector input[type="number"]{
  height: var(--xd-control-h);
  border-radius: 10px;
  border: 1px solid var(--xd-border);
  background: #fff;
  padding: 0 10px;
  font-size: 13px;
  color: var(--xd-text);
  outline: none;
  transition: .15s ease;
}

.xd-inspector input[type="text"]:focus,
.xd-inspector input[type="number"]:focus{
  border-color: rgba(255,119,0,.55);
  box-shadow: 0 0 0 3px rgba(255,119,0,.16);
}

.xd-inspector input[disabled]{
  background: var(--xd-soft);
  color: #374151;
  cursor: not-allowed;
}

.xd-inspector input[type="color"]{
  height: var(--xd-control-h);
  width: 100%;
  border-radius: 10px;
  border: 1px solid var(--xd-border);
  padding: 0;
  background: #fff;
}

.xd-inspector input[type="range"]{
  width: 100%;
  accent-color: var(--xd-accent);
}

/* Checkbox row */
.xd-inspector .xd-check-row{
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px;
  border-radius: 12px;
  border: 1px dashed var(--xd-border);
  background: #fbfbfd;
}
.xd-inspector .xd-check-row span{
  font-size: 13px;
  font-weight: 700;
  color: var(--xd-text);
}

/* Buttons */
.xd-inspector .xd-btn{
  height: 38px;
  border-radius: 12px;
  border: 1px solid rgba(255,119,0,.35);
  background: rgba(255,119,0,.10);
  color: #b45309;
  font-weight: 600;
  font-size: 13px;
  cursor: pointer;
  transition: .15s ease;
  padding: 0 12px;
}
.xd-inspector .xd-btn:hover{
  background: rgba(255,119,0,.16);
  border-color: rgba(255,119,0,.55);
}
.xd-inspector .xd-btn:active{ transform: translateY(1px); }

/* Danger button */
.xd-inspector .xd-btn-danger{
  border: 1px solid rgba(239,68,68,.35);
  background: rgba(239,68,68,.10);
  color: #b91c1c;
}
.xd-inspector .xd-btn-danger:hover{
  background: rgba(239,68,68,.14);
  border-color: rgba(239,68,68,.55);
}

/* Muted */
.xd-inspector .xd-muted{
  margin: 6px 0 0;
  font-size: 12px;
  color: var(--xd-muted);
  line-height: 1.35;
}

/* ====== OVERRIDES CHỈ CHO LIST CÓ NÚT (CHUNG) ======
   dùng chung cho diameter list, path list, v.v...
*/
.xd-inspector [data-role] .xd-row{
  align-items: end;
}

/* ====== FIX cho pattern "input + nút Xóa" trong list ====== */
.xd-inspector [data-role="diameter-list"] .xd-row{
  display: grid !important;
  grid-template-columns: 1fr auto !important;
  gap: 10px !important;
  align-items: end !important;
}

/* nút trong diameter list */
.xd-inspector [data-role="diameter-list"] .xd-btn-danger{
  height: var(--xd-control-h);
  padding: 0 12px;
  white-space: nowrap;
}
/* =========================
   FIX LỆCH NÚT "XÓA" (DIAMETER LIST)
   ========================= */

/* Mỗi item đường kính: 2 cột (input | button) */
.xd-circle-inspector [data-role="diameter-list"] .xd-row{
  display: grid !important;
  grid-template-columns: 1fr auto !important;
  gap: 10px !important;
  align-items: end !important;
  margin-top: 8px !important;
}

/* Field (label+input) chiếm hết cột 1 */
.xd-circle-inspector [data-role="diameter-list"] .xd-row .xd-field{
  margin-bottom: 0 !important;
  min-width: 0 !important;
}

/* Nút Xóa: nằm cột 2, cao bằng input */
.xd-circle-inspector [data-role="diameter-list"] .xd-row .xd-btn-danger{
  grid-column: 2 !important;
  height: 36px !important;
  padding: 0 12px !important;
  white-space: nowrap !important;
  align-self: end !important; /* luôn bám đáy, không tụt */
}
.xd-pin.active {
  color: #0d6efd;         /* màu sáng */
  border-color: #0d6efd;
}

.xd-pin.active i {
  color: #0d6efd;
}
.xd-pin-1.active {
  color: #0d6efd !important;
  border-color: #0d6efd !important;
  background-color: rgba(13, 110, 253, 0.15) !important;
}

.xd-pin-1.active i {
  color: #0d6efd !important;
}
/* Fullscreen button in footer */
.xd-statusbar {
  display: flex;
  align-items: center;
  gap: 10px;
}

#xd-status-hint { flex: 1; } /* để phần giữa co giãn, nút nằm gọn bên phải */

.xd-status-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:28px;
  border:1px solid rgba(0,0,0,0.15);
  border-radius:8px;
  background:#fff;
  cursor:pointer;
  padding:0;
}
.xd-status-btn i{ font-size:18px; }
.xd-status-btn:hover{ filter:brightness(0.98); }
.xd-statusbar{
  display:flex;
  align-items:center;
  gap:12px;
}

.xd-fs-btn{
  margin-left:auto;            /* đẩy nút về bên phải */
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:26px;
  border:1px solid rgba(0,0,0,.15);
  background:#fff;
  border-radius:8px;
  cursor:pointer;
}

.xd-fs-btn i{ font-size:18px; }
.xd-statusbar{
  display:flex;
  align-items:center;
  gap:12px;
}

.xd-status-actions{
  margin-left:auto;         /* đẩy cụm nút sang phải */
  display:flex;
  align-items:center;
  gap:8px;
}

/* style nút */
.xd-fs-btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:34px;
  height:26px;
  border:1px solid rgba(0,0,0,.15);
  background:#fff;
  border-radius:8px;
  cursor:pointer;
}

.xd-fs-btn i{ font-size:18px; }

/* mặc định: chỉ hiện nút vào fullscreen */
#xd-exit-fs{ display:none; }

/* khi đang fullscreen: ẩn nút vào, hiện nút thoát */
body.is-fullscreen #xd-enter-fs{ display:none; }
body.is-fullscreen #xd-exit-fs{ display:inline-flex; }
#xd-exit-fs{ display:none; }                    /* mặc định ẩn */
body.is-fullscreen #xd-enter-fs{ display:none; } /* đang fullscreen thì ẩn nút vào */
body.is-fullscreen #xd-exit-fs{ display:inline-flex; } /* và hiện nút thoát */
#xd-app{
  height: 100vh;
  display:flex;
  flex-direction:column;
}
#xd-app .xd-main{
  flex:1 1 auto;
  min-height:0; /* quan trọng để footer không bị đẩy mất */
}
#xd-app:fullscreen{
  width:100vw;
  height:100vh;
}
.xd-logo {
  width: 64px;
  height: 64px;
  object-fit: contain;
}



/* ================== QUICK HELP (Onboarding) ================== */
.xd-help-overlay{
  position: fixed;
  inset: 0;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
}
.xd-help-overlay[hidden]{ display:none !important; }

.xd-help-backdrop{
  position:absolute;
  inset:0;
  background: rgba(0,0,0,.55);
  backdrop-filter: blur(2px);
}

.xd-help-modal{
  position: relative;
  width: min(1100px, 94vw);
  height: min(88vh, 780px);
  background: #ffffff;
  border-radius: 18px;
  box-shadow: 0 18px 55px rgba(0,0,0,.35);
  overflow: hidden;

  display: flex;
  flex-direction: column;
  transform: translateY(10px);
  opacity: 0;
  transition: opacity .18s ease, transform .18s ease;
}

.xd-help-overlay.is-open .xd-help-modal{
  transform: translateY(0);
  opacity: 1;
}

.xd-help-header{
  display:flex;
  align-items:flex-start;
  justify-content:space-between;
  gap: 12px;
  padding: 14px 16px;
  border-bottom: 1px solid rgba(0,0,0,.08);
}

.xd-help-title{
  display:flex;
  align-items:center;
  gap: 10px;
  font-weight: 800;
  font-size: 16px;
  line-height: 1.2;
}
.xd-help-title i{ font-size: 18px; }

.xd-help-subtitle{
  font-size: 12px;
  opacity: .75;
  margin-top: 4px;
}

.xd-help-close{
  border: 1px solid rgba(0,0,0,.14);
  background: #fff;
  border-radius: 12px;
  width: 38px;
  height: 38px;
  display:flex;
  align-items:center;
  justify-content:center;
  cursor: pointer;
}
.xd-help-close i{ font-size: 18px; }

.xd-help-body{
  flex: 1;
  min-height: 0; /* allow inner scroll */
  display: flex;
}

.xd-help-toc{
  width: 260px;
  padding: 14px 12px;
  border-right: 1px solid rgba(0,0,0,.08);
  overflow: auto;
  scrollbar-gutter: stable;
}
.xd-help-toc-title{
  font-weight: 800;
  font-size: 12px;
  text-transform: uppercase;
  opacity: .65;
  margin: 2px 6px 10px;
}

.xd-help-toc a{
  display:block;
  padding: 10px 10px;
  border-radius: 12px;
  text-decoration: none;
  color: inherit;
  opacity: .85;
  margin: 2px 0;
  border: 1px solid transparent;
}
.xd-help-toc a:hover{
  background: rgba(0,0,0,.04);
  opacity: 1;
}
.xd-help-toc a.is-active{
  background: rgba(0,0,0,.06);
  border-color: rgba(0,0,0,.10);
  opacity: 1;
  font-weight: 700;
}

.xd-help-content{
  flex: 1;
  min-width: 0;
  padding: 16px 16px 22px;
  overflow: auto;
  scrollbar-gutter: stable;
}

.xd-help-section + .xd-help-section{ margin-top: 18px; }
.xd-help-section h2{
  font-size: 16px;
  margin: 0 0 10px;
  font-weight: 900;
}
.xd-help-p{
  margin: 0 0 10px;
  opacity: .9;
  line-height: 1.45;
}
.xd-help-steps{ margin: 0; padding-left: 18px; }
.xd-help-steps li{ margin: 6px 0; line-height: 1.4; }

.xd-help-bullets{ margin: 0; padding-left: 18px; }
.xd-help-bullets li{ margin: 6px 0; line-height: 1.4; }

.xd-help-callout{
  display:flex;
  gap: 10px;
  align-items:flex-start;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(0,0,0,.10);
  background: rgba(0,0,0,.03);
  margin-top: 12px;
}
.xd-help-callout i{ font-size: 18px; margin-top: 2px; }

.xd-help-grid{
  display:grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

.xd-help-card{
  border: 1px solid rgba(0,0,0,.10);
  border-radius: 14px;
  padding: 12px 12px;
  background: #fff;
}
.xd-help-card-title{
  font-weight: 900;
  margin-bottom: 6px;
  display:flex;
  align-items:center;
  gap: 8px;
}
.xd-help-card-title i{ font-size: 18px; }
.xd-help-card-text{ opacity: .9; line-height: 1.4; }

.xd-help-shortcuts{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 10px;
}
.xd-help-shortcut{
  border: 1px solid rgba(0,0,0,.10);
  border-radius: 14px;
  padding: 12px 12px;
  background: rgba(0,0,0,.02);
}
.xd-help-shortcut-kbd{
  display:flex;
  gap: 6px;
  align-items:center;
  margin-bottom: 6px;
}
.xd-help-shortcut-desc{
  font-size: 13px;
  opacity: .9;
}

.xd-help-footer{
  padding: 12px 16px;
  border-top: 1px solid rgba(0,0,0,.08);
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap: 12px;
  background: #fff;
}
.xd-help-footer-hint{
  font-size: 12px;
  opacity: .75;
}

/* kbd style (match modal) */
.xd-help-modal kbd{
  display:inline-block;
  padding: 2px 8px;
  border-radius: 10px;
  border: 1px solid rgba(0,0,0,.16);
  background: rgba(0,0,0,.03);
  font-size: 12px;
  font-weight: 700;
}

/* Prevent page scroll when modal open */
html.xd-modal-open, html.xd-modal-open body{
  overflow: hidden !important;
}

/* Scrollbars (always visible-ish) */
.xd-help-toc, .xd-help-content{
  scrollbar-width: thin;
}
.xd-help-toc::-webkit-scrollbar,
.xd-help-content::-webkit-scrollbar{
  width: 10px;
  height: 10px;
}
.xd-help-toc::-webkit-scrollbar-thumb,
.xd-help-content::-webkit-scrollbar-thumb{
  background: rgba(0,0,0,.25);
  border-radius: 999px;
  border: 2px solid rgba(255,255,255,.65);
}
.xd-help-toc::-webkit-scrollbar-track,
.xd-help-content::-webkit-scrollbar-track{
  background: rgba(0,0,0,.06);
  border-radius: 999px;
}

/* Mobile */
@media (max-width: 768px){
  .xd-help-modal{ width: 96vw; height: 92vh; }
  .xd-help-body{ flex-direction: column; }
  .xd-help-toc{ width: auto; border-right: none; border-bottom: 1px solid rgba(0,0,0,.08); }
  .xd-help-grid{ grid-template-columns: 1fr; }
}