:root {
  --bg: #f4f5f8;
  --panel: #ffffff;
  --border: #e2e5ec;
  --text: #1f2430;
  --muted: #6b7280;
  --primary: #3b4560;
  --primary-dark: #2b3348;
  --accent: #f0b2ac;
  --accent-dark: #e0938c;
  --danger: #dc2626;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,0.06), 0 1px 2px rgba(0,0,0,0.04);
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
}

header.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  background: var(--panel);
  border-bottom: 1px solid var(--border);
}

header.topbar .brand {
  font-weight: 700;
  font-size: 18px;
  display: flex;
  align-items: center;
  gap: 8px;
}

header.topbar .brand .dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--primary);
  display: inline-block;
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}

button {
  font: inherit;
  cursor: pointer;
  border: none;
  border-radius: 8px;
  padding: 9px 16px;
  background: var(--primary);
  color: white;
  font-weight: 600;
  transition: background .15s;
}
button:hover { background: var(--primary-dark); }
button.secondary {
  background: white;
  color: var(--text);
  border: 1px solid var(--border);
}
button.secondary:hover { background: #f0f1f5; }
button.danger { background: var(--danger); }
button.danger:hover { background: #b91c1c; }
button.small { padding: 5px 10px; font-size: 13px; }

input[type=text], input[type=email], input[type=number], input[type=date], textarea, select {
  width: 100%;
  padding: 9px 11px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font: inherit;
  background: white;
  color: var(--text);
}
textarea { resize: vertical; min-height: 60px; }
label.field-label { font-weight: 600; font-size: 13px; display: block; margin-bottom: 6px; color: var(--muted); }

.hidden { display: none !important; }

/* ---------- Forms list ---------- */
.list-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}
.list-header h1 { font-size: 22px; margin: 0; }

.forms-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 16px;
}
.form-card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 18px;
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.form-card h3 { margin: 0; font-size: 16px; }
.form-card p.meta { margin: 0; color: var(--muted); font-size: 13px; }
.form-card .actions { display: flex; gap: 8px; margin-top: auto; flex-wrap: wrap; }

.empty-state {
  text-align: center;
  padding: 60px 20px;
  color: var(--muted);
}

/* ---------- Builder ---------- */
.builder-layout {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 24px;
  align-items: start;
}
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
}
.panel h2 { margin-top: 0; font-size: 15px; color: var(--muted); text-transform: uppercase; letter-spacing: .04em; }

.field-row {
  display: flex;
  gap: 10px;
  align-items: flex-start;
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  margin-bottom: 10px;
  background: #fafbff;
  cursor: grab;
}
.field-row.dragging { opacity: 0.4; }
.field-row .drag-handle { color: var(--muted); padding-top: 8px; }
.field-row .field-body { flex: 1; display: flex; flex-direction: column; gap: 8px; }
.field-row .field-body .row2 { display: flex; gap: 8px; }
.field-row .field-body .row2 > * { flex: 1; }
.field-row .remove-field { background: none; color: var(--danger); padding: 4px 8px; }
.field-row .remove-field:hover { background: #fee2e2; }
.field-row .req-toggle { display: flex; align-items: center; gap: 6px; font-size: 13px; color: var(--muted); white-space: nowrap; }

.add-field-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 14px;
}

.preview-field { margin-bottom: 16px; }
.preview-field .req-star { color: var(--danger); }
.preview-hint { color: var(--muted); font-size: 12px; margin-top: 4px; }

.repeater-card { background: #f4f3ff; border-color: #ddd6fe; }
.repeater-tag {
  display: inline-block;
  font-size: 11px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: .04em;
  color: var(--primary-dark);
  background: #e0e7ff;
  padding: 2px 8px;
  border-radius: 999px;
  margin-bottom: 6px;
}
.repeater-items {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px dashed #ddd6fe;
}
.repeater-items .field-row { background: white; }
.repeater-items:empty { border-top: none; margin-top: 0; padding-top: 0; }
.rep-itemlabel-input, .rep-min-input, .rep-max-input {
  width: auto;
  margin-top: 4px;
  display: block;
}

.repeater-preview-block {
  border: 1px dashed var(--border);
  border-radius: 8px;
  padding: 12px;
  margin-top: 10px;
  background: #fafbff;
}
.repeater-preview-title {
  font-weight: 700;
  font-size: 13px;
  color: var(--primary-dark);
  margin-bottom: 8px;
}

.top-actions {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 18px;
}
.top-actions .left { display: flex; gap: 10px; align-items: center; }

.share-box {
  margin-top: 16px;
  padding: 12px;
  background: #eef2ff;
  border-radius: 8px;
  font-size: 13px;
  display: flex;
  gap: 8px;
  align-items: center;
  word-break: break-all;
}
.share-box code { color: var(--primary-dark); }

table.submissions {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}
table.submissions th, table.submissions td {
  border-bottom: 1px solid var(--border);
  padding: 8px 10px;
  text-align: left;
}
table.submissions th { color: var(--muted); font-weight: 600; font-size: 12px; text-transform: uppercase; }

.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background: var(--text);
  color: white;
  padding: 12px 18px;
  border-radius: 8px;
  box-shadow: var(--shadow);
  font-size: 14px;
  opacity: 0;
  transform: translateY(10px);
  transition: all .2s;
  pointer-events: none;
}
.toast.show { opacity: 1; transform: translateY(0); }