/* CSS 그라디언트 생성기 전용 스타일 */

nav { max-width: 800px; }
main { max-width: 800px; }

.preview {
  width: 100%;
  height: 240px;
  border-radius: 14px;
  border: 1px solid var(--border);
  margin-bottom: 1rem;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
}

.type-tabs {
  display: flex;
  gap: 0.4rem;
  margin-bottom: 0.85rem;
}

.type-tab {
  padding: 0.45rem 1rem;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.85rem;
  font-weight: 500;
  background: var(--surface);
  color: var(--text-sub);
  border: 1px solid var(--border);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.15s;
}
.type-tab:hover {
  border-color: var(--primary);
  color: var(--primary);
}
.type-tab.active {
  background: var(--primary);
  border-color: var(--primary);
  color: #fff;
}

.type-options {
  margin-bottom: 1rem;
}

.opt-row {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem 0.85rem;
  padding: 0.7rem 0.95rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
}
.opt-row[hidden] { display: none; }

.opt-row label {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-sub);
}

.opt-row input[type="range"] {
  flex: 1;
  min-width: 140px;
  accent-color: var(--primary);
}

.opt-row select {
  padding: 0.35rem 0.55rem;
  font-size: 0.85rem;
  font-family: inherit;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--bg);
  color: var(--text);
  outline: none;
}
.opt-row select:focus {
  border-color: var(--primary);
}

.num-display {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--text);
  min-width: 50px;
  text-align: right;
}

.stops-section {
  padding: 1rem;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  margin-bottom: 1rem;
}

.stops-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 0.7rem;
}

.stops-title {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text);
  margin: 0;
}

.btn-add {
  padding: 0.35rem 0.85rem;
  font-size: 0.82rem;
  font-weight: 500;
  background: var(--primary);
  color: #fff;
  border: 1px solid var(--primary);
  border-radius: 7px;
  cursor: pointer;
  transition: background 0.15s;
}
.btn-add:hover {
  background: var(--primary-hover);
}

.stops-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.stop-row {
  display: grid;
  grid-template-columns: minmax(150px, 1fr) minmax(160px, 2fr) auto;
  gap: 0.55rem;
  align-items: center;
  padding: 0.55rem 0.7rem;
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 8px;
}

.stop-color-wrap {
  display: flex;
  gap: 0.4rem;
  align-items: center;
  min-width: 0;
}

.stop-color {
  width: 36px;
  height: 36px;
  padding: 2px;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: transparent;
  cursor: pointer;
  flex-shrink: 0;
}

.stop-color-text {
  flex: 1;
  padding: 0.4rem 0.55rem;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.82rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  background: var(--surface);
  color: var(--text);
  outline: none;
  min-width: 0;
}
.stop-color-text:focus {
  border-color: var(--primary);
}

.stop-pos-wrap {
  display: flex;
  gap: 0.45rem;
  align-items: center;
  min-width: 0;
}

.stop-pos-slider {
  flex: 1;
  accent-color: var(--primary);
  min-width: 0;
}

.stop-pos-num {
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-sub);
  min-width: 40px;
  text-align: right;
}

.stop-remove {
  width: 28px;
  height: 28px;
  font-size: 1.1rem;
  line-height: 1;
  background: transparent;
  color: var(--text-sub);
  border: 1px solid var(--border);
  border-radius: 50%;
  cursor: pointer;
  transition: all 0.15s;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.stop-remove:hover:not(:disabled) {
  background: rgba(239, 68, 68, 0.1);
  border-color: var(--error);
  color: var(--error);
}
.stop-remove:disabled {
  opacity: 0.3;
  cursor: not-allowed;
}

.output {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow: hidden;
}

.output-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.55rem 0.9rem;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
}

.output-label {
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-sub);
}

.btn-copy {
  padding: 0.3rem 0.7rem;
  font-size: 0.75rem;
  background: var(--surface);
  color: var(--text-sub);
  border: 1px solid var(--border);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s;
}
.btn-copy:hover {
  border-color: var(--primary);
  color: var(--primary);
}

.output-code {
  padding: 0.85rem 0.95rem;
  margin: 0;
  font-family: ui-monospace, "SF Mono", Menlo, Consolas, monospace;
  font-size: 0.85rem;
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-all;
  line-height: 1.5;
}

@media (max-width: 600px) {
  .preview { height: 180px; }
  .stop-row {
    grid-template-columns: 1fr auto;
    gap: 0.45rem;
  }
  .stop-color-wrap { grid-column: 1; }
  .stop-pos-wrap { grid-column: 1 / -1; }
  .stop-remove { grid-row: 1; grid-column: 2; }
}

@media (max-width: 480px) {
  .preview { height: 150px; }
  .opt-row { padding: 0.6rem 0.75rem; }
  .num-display { min-width: 40px; font-size: 0.76rem; }
  .output-code { font-size: 0.78rem; }
}