/* ============================================================
   Form Template Builder – Main Stylesheet
   ============================================================ */

:root {
  --ftb-primary:     #2563eb;
  --ftb-primary-dk:  #1d4ed8;
  --ftb-danger:      #ef4444;
  --ftb-success:     #22c55e;
  --ftb-warning:     #f59e0b;
  --ftb-gray-50:     #f8fafc;
  --ftb-gray-100:    #f1f5f9;
  --ftb-gray-200:    #e2e8f0;
  --ftb-gray-400:    #94a3b8;
  --ftb-gray-600:    #475569;
  --ftb-gray-800:    #1e293b;
  --ftb-radius:      8px;
  --ftb-shadow:      0 1px 3px rgba(0,0,0,.12), 0 1px 2px rgba(0,0,0,.08);
  --ftb-shadow-lg:   0 4px 16px rgba(0,0,0,.12);
  --ftb-font:        -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

/* ── Reset / Base ──────────────────────────────────────────── */
.ftb-wrap * { box-sizing: border-box; }
.ftb-wrap { font-family: var(--ftb-font); color: var(--ftb-gray-800); }

/* ── Utility ───────────────────────────────────────────────── */
.ftb-btn {
  display: inline-flex; align-items: center; gap: 6px;
  padding: 8px 16px; border-radius: var(--ftb-radius);
  border: none; cursor: pointer; font-size: 14px; font-weight: 500;
  text-decoration: none; transition: all .15s ease;
}
.ftb-btn-primary   { background: var(--ftb-primary);  color: #fff; }
.ftb-btn-primary:hover { background: var(--ftb-primary-dk); color: #fff; }
.ftb-btn-secondary { background: var(--ftb-gray-100); color: var(--ftb-gray-800); border: 1px solid var(--ftb-gray-200); }
.ftb-btn-secondary:hover { background: var(--ftb-gray-200); }
.ftb-btn-danger    { background: var(--ftb-danger); color: #fff; }
.ftb-btn-danger:hover { opacity: .88; }
.ftb-btn-sm        { padding: 5px 10px; font-size: 12px; }
.ftb-btn:disabled  { opacity: .5; cursor: not-allowed; }

.ftb-badge {
  display: inline-block; padding: 2px 10px; border-radius: 100px;
  font-size: 11px; font-weight: 600; text-transform: uppercase; letter-spacing: .5px;
}
.ftb-badge-pending  { background: #fef3c7; color: #92400e; }
.ftb-badge-approved { background: #dcfce7; color: #15803d; }
.ftb-badge-rejected { background: #fee2e2; color: #991b1b; }

.ftb-notice {
  padding: 12px 16px; border-radius: var(--ftb-radius); font-size: 14px; margin-bottom: 16px;
}
.ftb-notice-success { background: #dcfce7; color: #15803d; border-left: 4px solid var(--ftb-success); }
.ftb-notice-error   { background: #fee2e2; color: #991b1b; border-left: 4px solid var(--ftb-danger); }

/* ── Template Cards Grid ───────────────────────────────────── */
.ftb-templates-grid {
  display: grid; grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 20px; margin-top: 24px;
}
.ftb-template-card {
  background: #fff; border: 1px solid var(--ftb-gray-200);
  border-radius: var(--ftb-radius); padding: 20px;
  box-shadow: var(--ftb-shadow); transition: box-shadow .2s;
}
.ftb-template-card:hover { box-shadow: var(--ftb-shadow-lg); }
.ftb-template-card h3    { margin: 0 0 6px; font-size: 16px; }
.ftb-template-card p     { margin: 0 0 12px; font-size: 13px; color: var(--ftb-gray-600); }
.ftb-card-meta           { font-size: 12px; color: var(--ftb-gray-400); margin-bottom: 14px; }
.ftb-card-actions        { display: flex; gap: 8px; flex-wrap: wrap; }

.ftb-empty-state {
  text-align: center; padding: 60px 20px; color: var(--ftb-gray-400);
}
.ftb-empty-state svg { width: 64px; height: 64px; margin-bottom: 16px; opacity: .4; }
.ftb-empty-state h3  { margin: 0 0 8px; font-size: 18px; color: var(--ftb-gray-600); }

/* ── Builder Layout ────────────────────────────────────────── */
.ftb-builder-wrap {
  display: grid; grid-template-columns: 320px 1fr;
  gap: 24px; min-height: 600px;
}
@media (max-width: 900px) {
  .ftb-builder-wrap { grid-template-columns: 1fr; }
}

.ftb-panel {
  background: #fff; border: 1px solid var(--ftb-gray-200);
  border-radius: var(--ftb-radius); box-shadow: var(--ftb-shadow);
}
.ftb-panel-header {
  padding: 16px 20px; border-bottom: 1px solid var(--ftb-gray-200);
  display: flex; align-items: center; justify-content: space-between;
}
.ftb-panel-header h3 { margin: 0; font-size: 15px; }
.ftb-panel-body      { padding: 20px; }

/* Field type picker */
.ftb-field-types {
  display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-bottom: 20px;
}
.ftb-field-type-btn {
  display: flex; align-items: center; gap: 8px; padding: 10px 12px;
  background: var(--ftb-gray-50); border: 1px solid var(--ftb-gray-200);
  border-radius: var(--ftb-radius); cursor: pointer; font-size: 13px;
  transition: all .15s;
}
.ftb-field-type-btn:hover { background: #dbeafe; border-color: var(--ftb-primary); color: var(--ftb-primary); }
.ftb-field-type-btn .icon { font-size: 18px; }

/* ── Fields canvas ─────────────────────────────────────────── */
.ftb-fields-canvas {
  min-height: 300px; border: 2px dashed var(--ftb-gray-200);
  border-radius: var(--ftb-radius); padding: 16px;
  display: flex; flex-direction: column; gap: 12px;
}
.ftb-fields-canvas.drag-over { border-color: var(--ftb-primary); background: #eff6ff; }

/* Single field row */
.ftb-field-row {
  background: var(--ftb-gray-50); border: 1px solid var(--ftb-gray-200);
  border-radius: var(--ftb-radius); overflow: hidden;
}
.ftb-field-row-header {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 14px; cursor: pointer;
}
.ftb-field-row-header .drag-handle { cursor: grab; color: var(--ftb-gray-400); font-size: 18px; }
.ftb-field-row-header .field-label { flex: 1; font-weight: 500; font-size: 14px; }
.ftb-field-type-tag {
  font-size: 11px; padding: 2px 8px; border-radius: 100px;
  background: var(--ftb-gray-200); color: var(--ftb-gray-600);
}
.ftb-field-row-body  { padding: 14px; border-top: 1px solid var(--ftb-gray-200); display: none; }
.ftb-field-row.open .ftb-field-row-body { display: block; }

/* Field settings form */
.ftb-field-setting  { margin-bottom: 14px; }
.ftb-field-setting label { display: block; font-size: 12px; font-weight: 600; color: var(--ftb-gray-600); margin-bottom: 4px; text-transform: uppercase; letter-spacing: .4px; }
.ftb-field-setting input[type=text],
.ftb-field-setting input[type=number],
.ftb-field-setting textarea,
.ftb-field-setting select {
  width: 100%; padding: 8px 10px; border: 1px solid var(--ftb-gray-200);
  border-radius: 6px; font-size: 13px; outline: none; transition: border .15s;
}
.ftb-field-setting input:focus,
.ftb-field-setting textarea:focus,
.ftb-field-setting select:focus { border-color: var(--ftb-primary); box-shadow: 0 0 0 3px rgba(37,99,235,.15); }

.ftb-toggle-row { display: flex; align-items: center; gap: 8px; cursor: pointer; }
.ftb-toggle-row input[type=checkbox] { width: 16px; height: 16px; }

.ftb-field-row-actions { display: flex; justify-content: flex-end; gap: 8px; padding-top: 10px; border-top: 1px solid var(--ftb-gray-200); margin-top: 14px; }

/* ── Template meta form ────────────────────────────────────── */
.ftb-template-meta { margin-bottom: 24px; }
.ftb-template-meta input[type=text],
.ftb-template-meta textarea {
  width: 100%; padding: 10px 12px; border: 1px solid var(--ftb-gray-200);
  border-radius: var(--ftb-radius); font-size: 14px; margin-bottom: 12px;
  outline: none; transition: border .15s;
}
.ftb-template-meta input:focus,
.ftb-template-meta textarea:focus { border-color: var(--ftb-primary); box-shadow: 0 0 0 3px rgba(37,99,235,.15); }

.ftb-builder-actions {
  display: flex; gap: 10px; justify-content: flex-end;
  padding: 16px 20px; border-top: 1px solid var(--ftb-gray-200);
}

/* ── Preview pane ──────────────────────────────────────────── */
.ftb-preview-wrap { padding: 20px; }
.ftb-preview-form { display: flex; flex-direction: column; gap: 16px; }

/* ── Member-facing form ────────────────────────────────────── */
.ftb-form-wrap {
  background: #fff; border: 1px solid var(--ftb-gray-200);
  border-radius: var(--ftb-radius); padding: 28px;
  box-shadow: var(--ftb-shadow-lg); max-width: 720px; margin: 0 auto;
}
.ftb-form-title       { font-size: 22px; font-weight: 700; margin: 0 0 6px; }
.ftb-form-description { color: var(--ftb-gray-600); font-size: 14px; margin: 0 0 24px; }

.ftb-field-wrap { margin-bottom: 20px; }
.ftb-label {
  display: block; font-size: 14px; font-weight: 600; margin-bottom: 6px;
}
.ftb-required { color: var(--ftb-danger); margin-left: 2px; }
.ftb-readonly-note { font-size: 11px; color: var(--ftb-gray-400); margin-left: 6px; font-weight: 400; }

.ftb-field-wrap input[type=text],
.ftb-field-wrap input[type=email],
.ftb-field-wrap input[type=number],
.ftb-field-wrap input[type=tel],
.ftb-field-wrap input[type=date],
.ftb-field-wrap textarea,
.ftb-field-wrap select {
  width: 100%; padding: 10px 12px; border: 1px solid var(--ftb-gray-200);
  border-radius: var(--ftb-radius); font-size: 14px; outline: none; transition: border .15s;
  background: #fff;
}
.ftb-field-wrap input:focus,
.ftb-field-wrap textarea:focus,
.ftb-field-wrap select:focus {
  border-color: var(--ftb-primary); box-shadow: 0 0 0 3px rgba(37,99,235,.15);
}
.ftb-field-wrap input[readonly],
.ftb-field-wrap textarea[readonly] {
  background: var(--ftb-gray-100); color: var(--ftb-gray-600); cursor: not-allowed;
}

.ftb-checkbox-group,
.ftb-radio-group { display: flex; flex-direction: column; gap: 8px; }
.ftb-check-item  { display: flex; align-items: center; gap: 8px; font-size: 14px; }
.ftb-check-item input { width: 16px; height: 16px; }

/* File upload */
.ftb-file-upload-area {
  border: 2px dashed var(--ftb-gray-200); border-radius: var(--ftb-radius);
  padding: 24px; text-align: center; cursor: pointer; transition: all .2s;
}
.ftb-file-upload-area:hover  { border-color: var(--ftb-primary); background: #eff6ff; }
.ftb-file-upload-area.has-file { border-color: var(--ftb-success); background: #f0fdf4; }
.ftb-file-upload-area input  { display: none; }
.ftb-file-icon  { font-size: 36px; margin-bottom: 8px; }
.ftb-file-text  { font-size: 13px; color: var(--ftb-gray-600); }
.ftb-file-name  { font-size: 13px; font-weight: 600; color: var(--ftb-success); margin-top: 6px; }

/* ── Digital Signature ─────────────────────────────────────── */
.ftb-signature-wrap {
  border: 1px solid var(--ftb-gray-200); border-radius: var(--ftb-radius); overflow: hidden;
}
.ftb-signature-toolbar {
  display: flex; align-items: center; justify-content: space-between;
  padding: 8px 12px; background: var(--ftb-gray-50); border-bottom: 1px solid var(--ftb-gray-200);
  font-size: 13px; color: var(--ftb-gray-600);
}
.ftb-signature-canvas {
  display: block; width: 100%; height: 160px;
  background: #fff; cursor: crosshair; touch-action: none;
}
.ftb-signature-footer {
  padding: 8px 12px; background: var(--ftb-gray-50); border-top: 1px solid var(--ftb-gray-200);
  display: flex; justify-content: flex-end; gap: 8px;
}

/* ── Form submit area ──────────────────────────────────────── */
.ftb-form-submit { display: flex; justify-content: flex-end; margin-top: 24px; }
.ftb-submit-btn {
  background: var(--ftb-primary); color: #fff; padding: 12px 28px;
  border: none; border-radius: var(--ftb-radius); font-size: 15px; font-weight: 600;
  cursor: pointer; transition: background .15s;
}
.ftb-submit-btn:hover { background: var(--ftb-primary-dk); }
.ftb-submit-btn:disabled { opacity: .5; cursor: not-allowed; }

/* ── Submissions table ─────────────────────────────────────── */
.ftb-table-wrap { overflow-x: auto; }
.ftb-table {
  width: 100%; border-collapse: collapse; font-size: 14px;
}
.ftb-table th { background: var(--ftb-gray-100); padding: 10px 14px; text-align: left; font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: .5px; border-bottom: 2px solid var(--ftb-gray-200); }
.ftb-table td { padding: 10px 14px; border-bottom: 1px solid var(--ftb-gray-200); vertical-align: top; }
.ftb-table tr:hover td { background: var(--ftb-gray-50); }

/* Signature thumbnail */
.ftb-sig-thumb { max-width: 120px; max-height: 40px; border: 1px solid var(--ftb-gray-200); border-radius: 4px; }

/* ── Admin dashboard header ────────────────────────────────── */
.ftb-admin-header {
  display: flex; align-items: center; justify-content: space-between;
  margin-bottom: 24px; padding-bottom: 16px; border-bottom: 1px solid var(--ftb-gray-200);
}
.ftb-admin-header h1 { margin: 0; font-size: 22px; }

/* ── Loading spinner ───────────────────────────────────────── */
.ftb-spinner {
  width: 20px; height: 20px; border: 3px solid var(--ftb-gray-200);
  border-top-color: var(--ftb-primary); border-radius: 50%;
  animation: ftb-spin .6s linear infinite; display: inline-block;
}
@keyframes ftb-spin { to { transform: rotate(360deg); } }

/* ── Responsive ────────────────────────────────────────────── */
@media (max-width: 600px) {
  .ftb-form-wrap { padding: 20px 16px; }
  .ftb-templates-grid { grid-template-columns: 1fr; }
  .ftb-field-types { grid-template-columns: 1fr; }
}