/* ═══════════════════════════════════════════
   SIGN PDF — FUTURISTIC GLASS UI
   ═══════════════════════════════════════════ */

/* ── Status Strip ── */
/* Status strip styles come from shared css/tool.css (.tool-*) */
@keyframes snpSlideIn {
  from { opacity: 0; transform: translateY(-6px); }
  to { opacity: 1; transform: translateY(0); }
}
/* Spinner styles come from shared css/tool.css (.tool-spinner). */

/* ═══════════════════════════════════════════
   WORKSPACE — single-column → 2-col on file
   ═══════════════════════════════════════════ */
.snp-workspace {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.25rem;
  margin-bottom: 1.5rem;
  align-items: start;
  transition: grid-template-columns 0.4s cubic-bezier(0.16,1,0.3,1);
}
.snp-workspace.split-mode {
  grid-template-columns: 1fr 1fr;
}
@media (max-width: 768px) {
  .snp-workspace { grid-template-columns: 1fr; gap: 1rem; }
}

/* ── LEFT: Upload Column ── */
.snp-upload-col {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

/* ── Dropzone ── */
/* Dropzone styles come from shared css/tool.css (.tool-*) */
/* File input overlay: shared css/tool.css (.tool-file-hidden) */

/* ── File Badge ── */
/* File badge: shared css/tool.css (.tool-file-badge) */

/* ── Config Column ── */
.snp-config-col {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: 1.5rem;
  background: var(--t-bg);
  border: 1px solid var(--border);
  border-radius: var(--t-radius);


  animation: snpSlideIn 0.35s cubic-bezier(0.16,1,0.3,1);
}

/* ── Input Group ── */
.snp-input-group { margin-bottom: 0.25rem; }
.snp-input-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-tertiary);
  margin-bottom: 0.4rem;
}
.snp-input {
  width: 100%;
  padding: 0.65rem 0.85rem;
  border: 1.5px solid var(--t-border);
  border-radius: var(--t-radius-sm);
  background: var(--bg, #fff);
  color: var(--text);
  font-family: var(--t-font);
  font-size: 0.9rem;
  outline: none;
  transition: all 0.25s;
  cursor: pointer;
}
.snp-input:focus {
  border-color: var(--t-accent);
  box-shadow:  0 0 0 3px var(--primary-soft);
}
select.snp-input {
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath d='M6 8L1 3h10z' fill='%23666'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
  padding-right: 2rem;
}

/* ── Action Buttons ── */
.snp-action-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.75rem 1.6rem;
  border: 1.5px solid var(--t-border);
  border-radius: 100px;
  background: var(--t-bg);
  color: var(--text-secondary);
  font-family: var(--t-font);
  font-size: 0.88rem;
  font-weight: 700;
  cursor: pointer;
  transition: all 0.25s cubic-bezier(0.16,1,0.3,1);
  white-space: nowrap;


}
.snp-action-btn:hover:not(:disabled) {
  border-color: var(--t-accent);
  color: var(--t-accent);
  background: var(--t-accent-light);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}
.snp-action-btn:active:not(:disabled) { transform: translateY(0); }
.snp-action-btn:disabled { opacity: 0.45; cursor: not-allowed; }
.snp-action-btn.primary {
  width: 100%;
  background: var(--primary);
  color: #fff;
  border-color: transparent;
  box-shadow: var(--shadow-md);
  font-size: 0.95rem;
  padding: 0.85rem 1.5rem;
}
.snp-action-btn.primary:hover:not(:disabled) {
  filter: brightness(1.1);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}
.snp-action-btn.primary:active:not(:disabled) { transform: translateY(0); }
.snp-action-btn.download-all {
  background: var(--success);
  color: #fff;
  border-color: transparent;
  box-shadow: 0 4px 24px var(--success-soft);
}
.snp-action-btn.download-all:hover:not(:disabled) {
  filter: brightness(1.1);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--success-soft);
}

/* ═══════════════════════════════════════════
   SIGNATURE CANVAS (RIGHT COLUMN)
   ═══════════════════════════════════════════ */
.snp-sig-col {
  display: flex;
  flex-direction: column;
}
.snp-sig-card {
  padding: 1.5rem;
  background: var(--t-bg);
  border: 1px solid var(--border);
  border-radius: var(--t-radius);


  animation: snpSlideIn 0.35s cubic-bezier(0.16,1,0.3,1);
}
.snp-sig-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 0.85rem;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.snp-sig-title {
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--text);
}
.snp-sig-status {
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-tertiary);
  padding: 0.25rem 0.7rem;
  border-radius: 100px;
  background: var(--t-border);
}
.snp-sig-status.ready {
  color: var(--t-green);
  background: var(--t-green-light);
}
.snp-sig-canvas {
  width: 100%;
  height: auto;
  border: 1.5px solid var(--t-border);
  border-radius: var(--t-radius-sm);
  background: #fff;
  cursor: crosshair;
  touch-action: none;
  display: block;
  margin-bottom: 0.85rem;
}
.snp-sig-actions {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
}

/* ── Toast ── */
/* Toast styles are injected at runtime by ToolCommons.toastInit(). */

/* ── Responsive ── */
@media (max-width: 900px) {
  .snp-workspace.split-mode { grid-template-columns: 1fr 1fr; gap: 1rem; }
  .snp-config-col { padding: 1.2rem; }
  .snp-sig-card { padding: 1.2rem; }
}
@media (max-width: 768px) {
  .snp-workspace,
  .snp-workspace.split-mode { grid-template-columns: 1fr; gap: 1rem; }
  .snp-config-col { padding: 1.2rem 1rem; gap: 0.75rem; }
  .snp-input { font-size: 0.82rem; padding: 0.55rem 0.7rem; }
  .snp-action-btn { padding: 0.65rem 1.2rem; font-size: 0.8rem; }
  .snp-action-btn.primary { padding: 0.75rem 1.2rem; font-size: 0.88rem; }
  .snp-action-btn.download-all { padding: 0.65rem 1.4rem; font-size: 0.8rem; }
  .snp-sig-card { padding: 1rem 0.85rem; }
  .snp-sig-title { font-size: 0.88rem; }
}
@media (max-width: 480px) {
  .snp-config-col { padding: 1rem 0.85rem; gap: 0.65rem; }
  .snp-input { font-size: 0.78rem; padding: 0.5rem 0.65rem; }
  .snp-action-btn { padding: 0.6rem 1rem; font-size: 0.76rem; }
  .snp-action-btn.primary { padding: 0.7rem 1rem; font-size: 0.82rem; }
  .snp-action-btn.download-all { padding: 0.6rem 1.2rem; font-size: 0.78rem; }
  .snp-sig-card { padding: 0.85rem 0.7rem; }
  .snp-sig-title { font-size: 0.82rem; }
  .snp-sig-actions { flex-direction: column; }
  .snp-sig-actions .snp-action-btn { width: 100%; }
}