/* 사진 액자·프레임 전용 스타일 */

nav { max-width: 920px; }
main { max-width: 920px; }

.dropzone {
  background: var(--surface);
  border: 2px dashed var(--border);
  border-radius: 14px;
  padding: 2rem 1rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.15s;
  margin-bottom: 1rem;
}
.dropzone:hover, .dropzone:focus-visible, .dropzone.drag-over {
  border-color: var(--primary);
  background-color: rgba(102, 126, 234, 0.04);
  outline: none;
}

.dz-text {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-sub);
}
.dz-icon { font-size: 2.2rem; }
.dz-line { font-size: 0.95rem; font-weight: 600; color: var(--text); }
.dz-sub { font-size: 0.82rem; }

/* 설정 바 */
.config-bar {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  padding: 0.95rem 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 1rem;
}

.cfg-block {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.cfg-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--text-sub);
}

/* 스타일 버튼 행 */
.style-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.style-btn {
  padding: 0.5rem 1rem;
  font-size: 0.85rem;
  font-weight: 600;
  background: var(--bg);
  color: var(--text-sub);
  border: 1px solid var(--border);
  border-radius: 999px;
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
}
.style-btn:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.style-btn.active {
  background: var(--primary);
  color: #fff;
  border-color: var(--primary);
}

/* 옵션 패널 */
.options {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 0.55rem 0.85rem;
  padding: 0.6rem 0.85rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 9px;
}
.options[hidden] {
  display: none;
}

.opt-row {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}
.opt-row.full {
  grid-column: 1 / -1;
}

.opt-row input[type="range"] {
  width: 100%;
  accent-color: var(--primary);
}

.opt-row input[type="color"] {
  width: 50px;
  height: 32px;
  padding: 2px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  cursor: pointer;
}

.opt-row input[type="text"] {
  padding: 0.5rem 0.7rem;
  font-size: 0.9rem;
  font-family: inherit;
  border: 1px solid var(--border);
  border-radius: 7px;
  background: var(--surface);
  color: var(--text);
  outline: none;
  transition: border-color 0.15s;
}
.opt-row input[type="text"]:focus {
  border-color: var(--primary);
}

/* 미리보기 */
.preview-stage {
  background: repeating-conic-gradient(#e5e7eb 0% 25%, #f9fafb 0% 50%) 50% / 24px 24px;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 1rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

#preview-canvas {
  display: block;
  max-width: 100%;
  height: auto;
}

/* 결과 액션 */
.result-actions {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.6rem;
  margin-bottom: 1.5rem;
}

.btn-clear {
  padding: 0.6rem 1.1rem;
  font-size: 0.85rem;
  font-weight: 600;
  background: var(--bg);
  color: var(--text-sub);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s;
  font-family: inherit;
}
.btn-clear:hover {
  border-color: var(--text-sub);
  color: var(--text);
}

.btn-primary {
  padding: 0.7rem 1.4rem;
  font-size: 0.95rem;
  font-weight: 700;
  background: var(--primary);
  color: #fff;
  border: 1px solid var(--primary);
  border-radius: 9px;
  cursor: pointer;
  transition: filter 0.15s;
  font-family: inherit;
}
.btn-primary:hover {
  filter: brightness(1.08);
}

@media (max-width: 600px) {
  .options { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 480px) {
  .options { grid-template-columns: 1fr; }
}