:root {
  --green: #0f6b46;
  --green-dark: #0b4f35;
  --green-soft: #e8f5ef;
  --gold: #c8a64c;
  --red: #c2382d;
  --text: #1d2622;
  --muted: #66736d;
  --border: #dce5e0;
  --bg: #f4f7f5;
  --card: #ffffff;
  --shadow: 0 10px 30px rgba(15, 55, 35, 0.08);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background: var(--bg);
  color: var(--text);
}

.app-shell { display: flex; min-height: 100vh; }
.sidebar {
  width: 360px;
  min-width: 360px;
  background: #ffffff;
  border-right: 1px solid var(--border);
  padding: 18px;
  overflow-y: auto;
  transition: transform 0.25s ease, width 0.25s ease, min-width 0.25s ease;
  z-index: 10;
}
.sidebar.hidden-panel {
  transform: translateX(-100%);
  width: 0;
  min-width: 0;
  padding: 0;
  border: 0;
  overflow: hidden;
}

.brand-card {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 18px;
  padding: 14px;
  border-radius: 16px;
  background: linear-gradient(135deg, var(--green), var(--green-dark));
  color: white;
}
.brand-mark {
  width: 48px;
  height: 48px;
  display: grid;
  place-items: center;
  border-radius: 14px;
  background: rgba(255,255,255,0.16);
  font-weight: 800;
  letter-spacing: 1px;
}
.brand-card h1 { margin: 0; font-size: 20px; }
.brand-card p { margin: 3px 0 0; font-size: 12px; opacity: 0.85; }

.step-card, .advanced-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px;
  margin-bottom: 14px;
  box-shadow: 0 6px 16px rgba(15, 55, 35, 0.04);
}
.step-title {
  display: flex;
  align-items: center;
  gap: 8px;
  font-weight: 700;
  margin-bottom: 12px;
  color: var(--green-dark);
}
.step-title span {
  width: 24px;
  height: 24px;
  display: inline-grid;
  place-items: center;
  border-radius: 50%;
  background: var(--green);
  color: white;
  font-size: 13px;
}

label {
  display: block;
  font-size: 13px;
  font-weight: 700;
  margin-bottom: 11px;
  color: #26352f;
}
input, select {
  width: 100%;
  margin-top: 6px;
  padding: 10px 11px;
  border: 1px solid var(--border);
  border-radius: 10px;
  font-size: 14px;
  outline: none;
  background: #fff;
}
input:focus, select:focus {
  border-color: var(--green);
  box-shadow: 0 0 0 3px rgba(15, 107, 70, 0.12);
}
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.toggle-row {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 10px;
  border: 1px dashed var(--border);
  border-radius: 12px;
  background: #fbfdfc;
}
.toggle-row input { width: auto; margin-top: 3px; }
.toggle-row small { display: block; color: var(--muted); font-weight: 400; margin-top: 3px; line-height: 1.35; }
.advanced-card summary {
  cursor: pointer;
  color: var(--green-dark);
  font-weight: 700;
}
.advanced-card label { margin-top: 12px; }
.sidebar-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; position: sticky; bottom: 0; background: white; padding: 10px 0 0; }
button { font-family: inherit; cursor: pointer; }
.primary-btn, .secondary-btn, .icon-btn, .tab-btn {
  border: 0;
  border-radius: 10px;
  padding: 10px 14px;
  font-weight: 700;
}
.primary-btn { background: var(--green); color: #fff; }
.primary-btn:hover { background: var(--green-dark); }
.secondary-btn { background: var(--green-soft); color: var(--green-dark); border: 1px solid #cae2d6; }
.secondary-btn:hover { background: #dff0e8; }
.icon-btn {
  width: 42px;
  height: 42px;
  display: grid;
  place-items: center;
  background: white;
  border: 1px solid var(--border);
  color: var(--green-dark);
  font-size: 20px;
}

.main-area {
  flex: 1;
  min-width: 0;
  padding: 18px;
  overflow-x: hidden;
}
.topbar {
  display: flex;
  align-items: center;
  gap: 14px;
  background: white;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 14px 16px;
  box-shadow: var(--shadow);
}
.topbar h2 { margin: 0; font-size: 22px; color: var(--green-dark); }
.topbar p { margin: 4px 0 0; color: var(--muted); font-size: 13px; }
.top-actions { margin-left: auto; display: flex; align-items: center; gap: 10px; }
.zoom-control { margin: 0; min-width: 120px; }
.zoom-control select { margin-top: 3px; padding: 8px; }

.warnings {
  margin-top: 14px;
  padding: 12px 14px;
  border-radius: 14px;
  background: #fff7ea;
  border: 1px solid #f2d4a5;
  color: #794c00;
  line-height: 1.5;
}
.warnings.error { background: #fff0ef; border-color: #f2b2aa; color: #8b2117; }
.warnings ul { margin: 4px 0 0 18px; padding: 0; }

.cards-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(140px, 1fr));
  gap: 12px;
  margin: 14px 0;
}
.result-card {
  background: white;
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 14px;
  box-shadow: 0 6px 18px rgba(15, 55, 35, 0.05);
}
.result-card span { display: block; font-size: 12px; color: var(--muted); margin-bottom: 6px; }
.result-card strong { font-size: 18px; color: var(--green-dark); }

.tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 14px;
}
.tab-btn {
  background: white;
  border: 1px solid var(--border);
  color: var(--green-dark);
}
.tab-btn.active { background: var(--green); color: white; border-color: var(--green); }

.drawing-viewport {
  transform-origin: top left;
  transition: transform 0.15s ease;
}
.page-sheet {
  display: none;
  background: white;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 18px;
  min-height: 580px;
  box-shadow: var(--shadow);
}
.page-sheet.active { display: block; }
.page-sheet h3 { margin: 0 0 14px; color: var(--green-dark); }
.svg-wrap {
  width: 100%;
  overflow: auto;
  background: #fbfdfc;
  border: 1px dashed var(--border);
  border-radius: 14px;
  padding: 12px;
}
.svg-wrap svg { max-width: 100%; height: auto; min-width: 640px; }
.empty-state {
  padding: 18px;
  border-radius: 14px;
  background: var(--green-soft);
  color: var(--green-dark);
  border: 1px solid #cde6d8;
  line-height: 1.55;
}
.recommendation.good { background: #ecf8f1; border-color: #b8dfc9; }
.recommendation.warn { background: #fff7ea; border-color: #f2d4a5; color: #794c00; }
.recommendation.bad { background: #fff0ef; border-color: #f2b2aa; color: #8b2117; }

.mini-table-wrap { overflow-x: auto; margin-top: 16px; }
.mini-table { width: 100%; border-collapse: collapse; font-size: 14px; }
.mini-table th, .mini-table td { padding: 11px; border-bottom: 1px solid var(--border); text-align: left; }
.mini-table th { width: 260px; color: var(--muted); }

.report-content {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
}
.report-header {
  border-bottom: 4px solid var(--gold);
  padding: 16px 0;
  margin-bottom: 16px;
}
.report-header h2 { margin: 0; color: var(--green-dark); }
.report-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.report-box {
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 12px;
}
.report-box h4 { margin: 0 0 10px; color: var(--green-dark); }
.report-box table { width: 100%; border-collapse: collapse; font-size: 13px; }
.report-box td { border-bottom: 1px solid var(--border); padding: 8px 4px; }
.report-box td:first-child { color: var(--muted); }

.hidden { display: none !important; }

@media (max-width: 900px) {
  .app-shell { display: block; }
  .sidebar { width: 100%; min-width: 0; border-right: 0; border-bottom: 1px solid var(--border); }
  .sidebar.hidden-panel { display: none; }
  .topbar { align-items: flex-start; flex-wrap: wrap; }
  .top-actions { margin-left: 0; width: 100%; justify-content: space-between; }
  .cards-grid { grid-template-columns: 1fr 1fr; }
  .two-col { grid-template-columns: 1fr; }
}

@media print {
  body { background: white; }
  .sidebar, .topbar, .tabs, .cards-grid, .warnings { display: none !important; }
  .main-area { padding: 0; }
  .page-sheet { display: block !important; box-shadow: none; border: 0; border-radius: 0; page-break-after: always; min-height: 0; }
  #overview { page-break-after: always; }
  .svg-wrap { border: 0; padding: 0; overflow: visible; }
  .svg-wrap svg { min-width: 0; max-width: 100%; }
}

.result-card small {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 11px;
  line-height: 1.25;
}

#autoHoleFields .toggle-row { margin-top: 12px; }


/* Version 15: Better hole-pattern presentation */
.hole-presentation {
  display: grid;
  gap: 18px;
  padding: 4px;
}
.hole-card {
  background: #ffffff;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 16px;
  box-shadow: 0 6px 18px rgba(15, 55, 35, 0.05);
}
.hole-card-title {
  margin-bottom: 10px;
}
.hole-card-title h4 {
  margin: 0 0 6px;
  color: var(--green-dark);
  font-size: 22px;
}
.hole-card-title p {
  margin: 0;
  color: var(--muted);
  line-height: 1.45;
}
.hole-svg-frame {
  width: 100%;
  overflow: auto;
  border: 1px dashed var(--border);
  border-radius: 14px;
  background: #fbfdfc;
  padding: 10px;
}
.hole-svg-frame svg {
  display: block;
  width: 100%;
  min-width: 760px;
  height: auto;
}
.hole-details-grid {
  display: grid;
  grid-template-columns: 1fr 1.7fr;
  gap: 14px;
}
.hole-detail-box {
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px;
  background: #fbfdfc;
  overflow-x: auto;
}
.hole-detail-box.wide {
  grid-column: 1 / -1;
}
.hole-detail-box h5 {
  margin: 0 0 10px;
  color: var(--green-dark);
  font-size: 16px;
}
.hole-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13px;
}
.hole-table th,
.hole-table td {
  border-bottom: 1px solid var(--border);
  padding: 9px;
  text-align: left;
}
.hole-table th {
  color: var(--muted);
  width: 45%;
}
.hole-detail-box ol {
  margin: 0;
  padding-left: 20px;
  line-height: 1.7;
  color: #26352f;
}
@media (max-width: 900px) {
  .hole-details-grid { grid-template-columns: 1fr; }
  .hole-svg-frame svg { min-width: 680px; }
}