:root {
  --teal-900: #0f3232;
  --teal-800: #163d3d;
  --teal-700: #1c4a4a;
  --orange-500: #e07b1f;
  --orange-600: #c4650f;
  --paper: #f5f3ec;
  --card: #ffffff;
  --ink: #181d1c;
  --ink-soft: #4b524f;
  --line: #dbd6c7;
  --ok: #2f6f4f;
  --ok-bg: #e5f2ea;
  --danger: #b3261e;
  --danger-bg: #fbe9e7;
  --na-bg: #eeece4;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(15, 50, 50, 0.08), 0 4px 14px rgba(15, 50, 50, 0.06);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, .display {
  font-family: 'Barlow Condensed', 'Inter', sans-serif;
  font-weight: 700;
  letter-spacing: 0.01em;
  text-transform: uppercase;
  color: var(--teal-900);
}

.topbar {
  background: var(--teal-900);
  color: #fff;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 20;
  box-shadow: var(--shadow);
}

.topbar .brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  font-size: 20px;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.brand .mark {
  width: 32px;
  height: 32px;
  border-radius: 7px;
  background: var(--orange-500);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--teal-900);
  font-weight: 800;
  font-size: 15px;
}

.topbar .who {
  font-size: 13px;
  opacity: 0.85;
  display: flex;
  align-items: center;
  gap: 12px;
}

.topbar a, .topbar button.link {
  color: #fff;
  text-decoration: none;
  background: none;
  border: none;
  font: inherit;
  cursor: pointer;
  opacity: 0.85;
}
.topbar a:hover, .topbar button.link:hover { opacity: 1; text-decoration: underline; }

.wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 22px 16px 80px;
}

.wrap.wide { max-width: 980px; }

.card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 16px;
  box-shadow: var(--shadow);
}

.card h2 {
  margin: 0 0 4px;
  font-size: 22px;
  border-bottom: 3px solid var(--orange-500);
  padding-bottom: 8px;
}

.card .sub {
  color: var(--ink-soft);
  font-size: 13px;
  margin: 0 0 14px;
}

label.field-label {
  display: block;
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 6px;
  color: var(--ink);
}

input[type=text], input[type=password], input[type=date], input[type=time], textarea, select {
  width: 100%;
  padding: 12px 12px;
  border: 1.5px solid var(--line);
  border-radius: 8px;
  font-size: 16px;
  font-family: inherit;
  background: #fff;
  color: var(--ink);
}
input:focus, textarea:focus, select:focus {
  outline: 3px solid rgba(224, 123, 31, 0.35);
  border-color: var(--orange-500);
}
textarea { resize: vertical; min-height: 70px; }

.field { margin-bottom: 16px; }

.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
}
@media (max-width: 600px) {
  .grid-2 { grid-template-columns: 1fr; }
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  background: var(--orange-500);
  color: #fff;
  border: none;
  border-radius: 8px;
  padding: 13px 20px;
  font-size: 15px;
  font-weight: 700;
  cursor: pointer;
  font-family: inherit;
  min-height: 46px;
}
.btn:hover { background: var(--orange-600); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; }
.btn.secondary {
  background: transparent;
  color: var(--teal-900);
  border: 1.5px solid var(--teal-900);
}
.btn.secondary:hover { background: rgba(15, 50, 50, 0.06); }
.btn.danger { background: var(--danger); }
.btn.block { width: 100%; }
.btn.small { padding: 8px 12px; font-size: 13px; min-height: 34px; }

.yesno-group {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}
.yesno-opt {
  flex: 1;
  min-width: 72px;
  text-align: center;
  padding: 11px 10px;
  border: 1.5px solid var(--line);
  border-radius: 8px;
  cursor: pointer;
  font-weight: 700;
  font-size: 14px;
  user-select: none;
  color: var(--ink-soft);
  background: #fff;
}
.yesno-opt.yes.selected { background: var(--ok-bg); border-color: var(--ok); color: var(--ok); }
.yesno-opt.no.selected { background: var(--danger-bg); border-color: var(--danger); color: var(--danger); }
.yesno-opt.na.selected { background: var(--na-bg); border-color: var(--ink-soft); color: var(--ink); }

.question-row {
  padding: 14px 0;
  border-bottom: 1px solid var(--line);
}
.question-row:last-child { border-bottom: none; }
.question-row .q-label { font-size: 14.5px; margin-bottom: 10px; font-weight: 500; }

.section-title {
  font-size: 13px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--teal-700);
  margin: 22px 0 4px;
  padding-top: 14px;
  border-top: 2px solid var(--line);
}
.section-title:first-child { margin-top: 0; padding-top: 0; border-top: none; }

.hazard-row, .attendee-row {
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 10px;
  background: #fbfaf6;
}

.row-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.row-head .num {
  font-weight: 800;
  color: var(--orange-600);
  font-family: 'Barlow Condensed', sans-serif;
  font-size: 15px;
}
.remove-row {
  background: none;
  border: none;
  color: var(--danger);
  font-size: 13px;
  cursor: pointer;
  font-weight: 600;
}

.sig-pad-wrap { margin-top: 6px; }
.sketch-pad-wrap {
  display: flex;
  flex-direction: column;
}
.sketch-pad-wrap .sig-pad-wrap {
  flex: 1;
  min-height: 0;
  margin-top: 6px;
  position: relative;
}
.sketch-pad-wrap canvas.sig-pad {
  height: 100%;
}
canvas.sig-pad {
  width: 100%;
  height: 160px;
  border: 1.5px dashed var(--line);
  border-radius: 8px;
  background: #fff;
  touch-action: none;
  display: block;
}
.sig-tabs {
  display: flex;
  gap: 6px;
  margin-bottom: 8px;
}
.sig-tab {
  padding: 7px 12px;
  border-radius: 6px;
  border: 1.5px solid var(--line);
  background: #fff;
  font-size: 12.5px;
  font-weight: 700;
  cursor: pointer;
  color: var(--ink-soft);
}
.sig-tab.active { background: var(--teal-900); color: #fff; border-color: var(--teal-900); }
.sig-actions { display: flex; gap: 8px; margin-top: 8px; }

.error-box {
  background: var(--danger-bg);
  color: var(--danger);
  border: 1px solid #e2b3ae;
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13.5px;
  margin-bottom: 14px;
}
.success-box {
  background: var(--ok-bg);
  color: var(--ok);
  border: 1px solid #b6dcc4;
  border-radius: 8px;
  padding: 10px 14px;
  font-size: 13.5px;
  margin-bottom: 14px;
}

.swms-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 8px;
  margin-bottom: 10px;
  gap: 12px;
}
.swms-item.is-signed { background: var(--ok-bg); border-color: var(--ok); }
.badge {
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  padding: 4px 8px;
  border-radius: 5px;
  background: var(--ok);
  color: #fff;
  white-space: nowrap;
}
.badge.pending { background: var(--orange-500); }

table.admin-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 13.5px;
}
table.admin-table th, table.admin-table td {
  text-align: left;
  padding: 9px 8px;
  border-bottom: 1px solid var(--line);
}
table.admin-table th {
  color: var(--ink-soft);
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: 0.04em;
}

.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 18px;
  border-bottom: 2px solid var(--line);
}
.tab-btn {
  padding: 10px 16px;
  border: none;
  background: none;
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  font-size: 14px;
  color: var(--ink-soft);
  cursor: pointer;
  border-bottom: 3px solid transparent;
  margin-bottom: -2px;
}
.tab-btn.active { color: var(--teal-900); border-bottom-color: var(--orange-500); }

.center { text-align: center; }
.muted { color: var(--ink-soft); }
.small { font-size: 12.5px; }
.mt-8 { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.hidden { display: none !important; }

/* --- PDF overlay editor --- */
.pdf-scroll-wrap {
  overflow-x: auto;
  padding: 8px 0 24px;
}
.pdf-page-label {
  font-family: 'Barlow Condensed', sans-serif;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--teal-700);
  font-size: 14px;
  text-align: left;
  border-bottom: 2px solid var(--orange-500);
  padding-bottom: 4px;
}
.pdf-field-input {
  position: absolute;
  border: 1.5px solid rgba(224, 123, 31, 0.7);
  background: rgba(255, 255, 255, 0.18);
  border-radius: 3px;
  padding: 0 3px;
  font-family: Helvetica, Arial, sans-serif;
  color: #0f3232;
  font-size: 12px;
  line-height: 1.15;
  box-sizing: border-box;
  overflow: hidden;
}
.pdf-field-input::placeholder {
  color: rgba(224, 123, 31, 0.75);
  font-style: italic;
}
.pdf-field-input:focus {
  outline: none;
  border-color: var(--orange-500);
  background: #fff;
  box-shadow: 0 0 0 2px rgba(224, 123, 31, 0.25);
  z-index: 5;
  position: relative;
}
.pdf-field-input:not(:placeholder-shown) {
  background: rgba(255, 255, 255, 0.85);
}
textarea.pdf-field-input { resize: none; }
.pdf-field-checkbox {
  position: absolute;
  border: 1.5px solid rgba(179, 38, 30, 0.55);
  border-radius: 2px;
  background: rgba(255, 255, 255, 0.5);
  cursor: pointer;
}
.pdf-field-checkbox.checked {
  background: rgba(179, 38, 30, 0.08);
}
.pdf-field-checkbox.checked::before,
.pdf-field-checkbox.checked::after {
  content: '';
  position: absolute;
  left: 10%;
  right: 10%;
  top: 48%;
  height: 2px;
  background: var(--danger);
}
.pdf-field-checkbox.checked::before { transform: rotate(45deg); }
.pdf-field-checkbox.checked::after { transform: rotate(-45deg); }
.pdf-sig-mount {
  position: absolute;
  border-bottom: 1.5px dashed rgba(224, 123, 31, 0.6);
  cursor: pointer;
  display: flex;
  align-items: flex-end;
}
.pdf-sig-mount::after {
  content: '';
  position: absolute;
  inset: -12px -8px;
  z-index: 1;
}
.pdf-sig-mount .sig-placeholder {
  font-size: 10px;
  color: var(--orange-600);
  font-style: italic;
  white-space: nowrap;
}
.pdf-sig-mount img { max-width: 100%; max-height: 100%; }
.pdf-sig-mount .sig-typed-preview {
  font-family: 'Brush Script MT', cursive, Helvetica;
  font-size: 15px;
  color: #0f3232;
}
.pdf-toolbar {
  position: sticky;
  top: 54px;
  z-index: 15;
  background: #fff;
  border-bottom: 1px solid var(--line);
  padding: 8px 12px;
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  align-items: center;
}
.tool-btn {
  padding: 8px 14px;
  border: 1.5px solid var(--line);
  background: #fff;
  border-radius: 8px;
  font-weight: 700;
  font-size: 13.5px;
  cursor: pointer;
  color: var(--ink-soft);
}
.tool-btn.active {
  background: var(--teal-900);
  border-color: var(--teal-900);
  color: #fff;
}

.pdf-draw-canvas.draw-active {
  cursor: crosshair;
}
.pdf-clear-sketch-btn {
  position: absolute;
  top: 6px;
  right: 6px;
  z-index: 3;
  background: rgba(255, 255, 255, 0.9);
  border: 1px solid var(--line);
  border-radius: 6px;
  padding: 4px 8px;
  font-size: 11px;
  font-weight: 700;
  color: var(--danger);
  cursor: pointer;
  display: none;
}
.pdf-page.has-ink .pdf-clear-sketch-btn {
  display: block;
}

.erase-mode .pdf-field-input,
.erase-mode .pdf-field-checkbox,
.erase-mode .pdf-sig-mount {
  outline: 2px dashed var(--danger);
  cursor: pointer;
}
.pdf-overlay {
  cursor: crosshair;
}
.erase-mode.pdf-overlay {
  cursor: not-allowed;
}

.sig-modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(15, 50, 50, 0.55);
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 16px;
}
.sig-modal {
  background: #fff;
  border-radius: var(--radius);
  padding: 18px;
  max-width: 420px;
  width: 100%;
}
.sig-modal.large {
  max-width: 700px;
}
.sig-modal.large canvas.sig-pad {
  height: 340px;
}

.pdf-stamp {
  position: absolute;
  cursor: grab;
  border: 1.5px dashed rgba(224, 123, 31, 0.5);
  touch-action: none;
}
.pdf-stamp:active {
  cursor: grabbing;
}
.pdf-stamp img {
  width: 100%;
  height: 100%;
  display: block;
  pointer-events: none;
}
.pdf-stamp .sig-typed-preview {
  font-family: 'Brush Script MT', cursive, Helvetica;
  font-size: 20px;
  color: #0f3232;
  white-space: nowrap;
  pointer-events: none;
}
.pdf-stamp-delete {
  position: absolute;
  top: -10px;
  right: -10px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--danger);
  color: #fff;
  border: 2px solid #fff;
  font-size: 13px;
  line-height: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.login-hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.login-card {
  width: 100%;
  max-width: 380px;
}
.login-card .mark-big {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: var(--orange-500);
  color: var(--teal-900);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 26px;
  margin: 0 auto 14px;
}