/* ========================================
   GRADIENT MAP
   ======================================== */

/* Gradient Editor Container */
.gm-gradient-editor {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 8px;
}

.gm-gradient-bar-wrap {
  position: relative;
  width: 100%;
  user-select: none;
  -webkit-user-select: none;
}

.gm-gradient-bar {
  display: block;
  width: 100%;
  height: 32px;
  border-radius: 6px;
  border: 1px solid var(--line);
  cursor: crosshair;
}

/* Stop Handles */
.gm-stops-track {
  position: relative;
  height: 20px;
  width: 100%;
  margin-top: -1px;
}

.gm-stop-handle {
  position: absolute;
  top: 0;
  width: 14px;
  height: 14px;
  transform: translateX(-50%);
  cursor: grab;
  z-index: 2;
  transition: transform 80ms ease;
}

.gm-stop-handle:hover,
.gm-stop-handle.active {
  transform: translateX(-50%) scale(1.2);
  z-index: 3;
}

.gm-stop-handle::before {
  content: "";
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 0;
  height: 0;
  border-left: 7px solid transparent;
  border-right: 7px solid transparent;
  border-top: 10px solid var(--text);
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.5));
}

.gm-stop-handle::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 10px;
  height: 10px;
  border-radius: 2px;
  border: 1.5px solid rgba(255, 255, 255, 0.7);
  box-shadow: 0 0 3px rgba(0, 0, 0, 0.5);
}

.gm-stop-handle.active::before {
  border-top-color: var(--accent);
}

/* Stop List */
.gm-stop-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  max-height: 120px;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--line) transparent;
}

.gm-stop-row {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 0.7rem;
}

.gm-stop-swatch {
  width: 18px;
  height: 18px;
  border-radius: 4px;
  border: 1px solid var(--line);
  flex-shrink: 0;
  cursor: pointer;
}

.gm-stop-swatch:hover {
  border-color: var(--accent);
}

.gm-stop-hex {
  width: 72px;
  padding: 2px 6px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--text);
  font-family: "JetBrains Mono", "Fira Code", monospace;
  font-size: 0.65rem;
  outline: none;
}

.gm-stop-hex:focus {
  border-color: var(--accent);
}

.gm-stop-pos {
  width: 48px;
  padding: 2px 4px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 4px;
  color: var(--text);
  font-family: "JetBrains Mono", "Fira Code", monospace;
  font-size: 0.65rem;
  text-align: center;
  outline: none;
}

.gm-stop-pos:focus {
  border-color: var(--accent);
}

.gm-stop-delete {
  appearance: none;
  background: none;
  border: none;
  color: var(--text-muted);
  cursor: pointer;
  font-size: 0.85rem;
  padding: 2px 4px;
  line-height: 1;
  border-radius: 3px;
  flex-shrink: 0;
  transition: color 120ms ease, background 120ms ease;
}

.gm-stop-delete:hover {
  color: #ff6b6b;
  background: rgba(255, 107, 107, 0.1);
}

/* Presets */
.gm-presets {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.gm-preset-btn {
  appearance: none;
  background: none;
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 0;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 0;
  overflow: hidden;
  transition: border-color 160ms ease, transform 120ms ease;
  height: 28px;
}

.gm-preset-btn:hover {
  border-color: var(--accent);
  transform: translateY(-1px);
}

.gm-preset-btn:active {
  transform: translateY(0);
}

.gm-preset-swatch {
  display: block;
  width: 100%;
  height: 100%;
  flex-shrink: 0;
}

.gm-preset-label {
  font-size: 0.6rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 0 8px;
  white-space: nowrap;
  letter-spacing: 0.02em;
}

.gm-preset-btn:hover .gm-preset-label {
  color: var(--text);
}

/* Blend mode & controls */
.gm-blend-select {
  appearance: none;
  width: 100%;
  padding: 6px 10px;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--text);
  font-size: 0.75rem;
  cursor: pointer;
  outline: none;
}

.gm-blend-select:focus {
  border-color: var(--accent);
}

.gm-reverse-btn {
  appearance: none;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 6px;
  color: var(--text);
  padding: 5px 10px;
  font-size: 0.7rem;
  cursor: pointer;
  transition: border-color 160ms ease;
}

.gm-reverse-btn:hover {
  border-color: var(--accent);
}