/* css-gradient-generator.css — Tool-specific styles */

/* ─── Wrapper ────────────────────────────────────────────────────────────────── */
.cgg {
  display: flex;
  flex-direction: column;
  gap: var(--sp-5);
}

/* ─── Presets strip ──────────────────────────────────────────────────────────── */
.cgg__presets-strip {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-4) var(--sp-5);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-solid);
  border-radius: var(--radius-lg);
  overflow-x: auto;
  scrollbar-width: thin;
}

.cgg__presets-label {
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-text-muted);
  white-space: nowrap;
  flex-shrink: 0;
}

.cgg__presets {
  display: flex;
  gap: var(--sp-2);
  flex-wrap: nowrap;
}

.cgg__preset-btn {
  position: relative;
  width: 72px;
  height: 48px;
  border-radius: var(--radius);
  border: 2px solid transparent;
  background-size: cover;
  background-position: center;
  cursor: pointer;
  flex-shrink: 0;
  overflow: hidden;
  transition:
    transform var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease),
    box-shadow var(--dur-fast) var(--ease);
}
.cgg__preset-btn:hover {
  transform: translateY(-2px) scale(1.05);
  border-color: var(--color-accent);
  box-shadow: var(--shadow-lg);
}
.cgg__preset-btn:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

.cgg__preset-name {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 3px 4px 4px;
  background: linear-gradient(to top, rgba(0,0,0,0.65), transparent);
  color: #fff;
  font-size: 0.55rem;
  font-weight: 700;
  font-family: var(--font-body);
  text-align: center;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.3;
  pointer-events: none;
}

/* ─── Main layout ────────────────────────────────────────────────────────────── */
.cgg__layout {
  display: grid;
  grid-template-columns: 340px 1fr;
  gap: var(--sp-5);
  align-items: start;
}

@media (max-width: 900px) {
  .cgg__layout { grid-template-columns: 1fr; }
  .cgg__panel--preview { order: -1; }
}

/* ─── Panels ─────────────────────────────────────────────────────────────────── */
.cgg__panel {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}

/* ─── Sections ───────────────────────────────────────────────────────────────── */
.cgg__section {
  padding: var(--sp-4) var(--sp-5);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-solid);
  border-radius: var(--radius-lg);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.cgg__section-label {
  display: block;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--color-text-muted);
  margin-bottom: var(--sp-1);
}

/* ─── Type tabs ──────────────────────────────────────────────────────────────── */
.cgg__type-tabs {
  display: flex;
  gap: var(--sp-2);
}

.cgg__type-tab {
  flex: 1;
  height: 38px;
  padding: 0 var(--sp-3);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border-solid);
  border-radius: var(--radius);
  color: var(--color-text-muted);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  transition:
    background var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease),
    color var(--dur-fast) var(--ease);
}
.cgg__type-tab:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
}
.cgg__type-tab.is-active {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}
.cgg__type-tab:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

/* ─── Angle row ──────────────────────────────────────────────────────────────── */
.cgg__angle-row {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

.cgg__range {
  flex: 1;
  height: 6px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--color-border-solid);
  border-radius: 3px;
  cursor: pointer;
}
.cgg__range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 2px solid var(--color-bg-card);
  cursor: pointer;
}
.cgg__range::-moz-range-thumb {
  width: 18px;
  height: 18px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 2px solid var(--color-bg-card);
  cursor: pointer;
}
.cgg__range:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 3px; }

.cgg__num-input {
  width: 4rem;
  height: 36px;
  padding: 0 var(--sp-2);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border-solid);
  border-radius: var(--radius);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 0.875rem;
  text-align: center;
  transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.cgg__num-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: var(--shadow-focus);
}
.cgg__num-input::-webkit-inner-spin-button,
.cgg__num-input::-webkit-outer-spin-button { -webkit-appearance: none; }
.cgg__num-input[type=number] { -moz-appearance: textfield; }

.cgg__unit {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  flex-shrink: 0;
}

/* ─── Direction preset buttons ───────────────────────────────────────────────── */
.cgg__dir-btns {
  display: flex;
  gap: var(--sp-1);
  flex-wrap: wrap;
}

.cgg__dir-btn {
  width: 34px;
  height: 34px;
  background: var(--color-bg);
  border: 1.5px solid var(--color-border-solid);
  border-radius: var(--radius);
  color: var(--color-text-muted);
  font-size: 1rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
    background var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease),
    color var(--dur-fast) var(--ease);
}
.cgg__dir-btn:hover {
  border-color: var(--color-accent);
  color: var(--color-accent);
  background: var(--color-accent-dim);
}
.cgg__dir-btn:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

/* ─── Radial / Conic rows ────────────────────────────────────────────────────── */
.cgg__radial-row,
.cgg__conic-row {
  display: flex;
  gap: var(--sp-4);
}

.cgg__control-group {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  flex: 1;
}

.cgg__select {
  height: 40px;
  padding: 0 2.25rem 0 var(--sp-3);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border-solid);
  border-radius: var(--radius);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.875rem;
  cursor: pointer;
  -webkit-appearance: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%2364748B' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 0.75rem center;
  transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.cgg__select:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: var(--shadow-focus);
}

/* ─── Color stops section ────────────────────────────────────────────────────── */
.cgg__stops-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cgg__stops {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

/* ─── Individual stop row ────────────────────────────────────────────────────── */
.cgg__stop-row {
  display: flex;
  align-items: flex-end;
  gap: var(--sp-2);
  padding: var(--sp-3);
  background: var(--color-bg);
  border: 1px solid var(--color-border-solid);
  border-radius: var(--radius);
}

.cgg__stop-color-wrap {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  flex-shrink: 0;
}

.cgg__stop-picker {
  width: 36px;
  height: 36px;
  padding: 2px;
  border: 1.5px solid var(--color-border-solid);
  border-radius: var(--radius);
  background: transparent;
  cursor: pointer;
  flex-shrink: 0;
  transition: border-color var(--dur-fast) var(--ease);
}
.cgg__stop-picker:hover { border-color: var(--color-accent); }
.cgg__stop-picker::-webkit-color-swatch-wrapper { padding: 0; }
.cgg__stop-picker::-webkit-color-swatch         { border: none; border-radius: 3px; }
.cgg__stop-picker::-moz-color-swatch            { border: none; border-radius: 3px; }

.cgg__stop-hex {
  width: 5.6rem;
  height: 36px;
  padding: 0 var(--sp-2);
  background: var(--color-bg-card);
  border: 1.5px solid var(--color-border-solid);
  border-radius: var(--radius);
  color: var(--color-text-strong);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.cgg__stop-hex:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: var(--shadow-focus);
}

.cgg__stop-field {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
  flex-shrink: 0;
}
.cgg__stop-field--pos {
  flex: 1;
  min-width: 0;
}

.cgg__stop-micro-label {
  font-size: 0.62rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-text-muted);
}

.cgg__stop-num-wrap {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
}

.cgg__stop-num {
  width: 3.4rem;
  height: 36px;
  padding: 0 var(--sp-2);
  background: var(--color-bg-card);
  border: 1.5px solid var(--color-border-solid);
  border-radius: var(--radius);
  color: var(--color-text);
  font-family: var(--font-mono);
  font-size: 0.8rem;
  text-align: center;
  transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.cgg__stop-num:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: var(--shadow-focus);
}
.cgg__stop-num::-webkit-inner-spin-button,
.cgg__stop-num::-webkit-outer-spin-button { -webkit-appearance: none; }
.cgg__stop-num[type=number] { -moz-appearance: textfield; }

.cgg__stop-pos-wrap {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.cgg__stop-range {
  width: 100%;
  height: 4px;
  -webkit-appearance: none;
  appearance: none;
  background: var(--color-border-solid);
  border-radius: 2px;
  cursor: pointer;
}
.cgg__stop-range::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 2px solid var(--color-bg-card);
  cursor: pointer;
}
.cgg__stop-range::-moz-range-thumb {
  width: 14px;
  height: 14px;
  border-radius: 50%;
  background: var(--color-accent);
  border: 2px solid var(--color-bg-card);
  cursor: pointer;
}

.cgg__stop-delete {
  width: 28px;
  height: 28px;
  padding: 0;
  background: transparent;
  border: 1.5px solid var(--color-border-solid);
  border-radius: var(--radius);
  color: var(--color-text-muted);
  font-size: 0.7rem;
  cursor: pointer;
  flex-shrink: 0;
  align-self: flex-end;
  display: flex;
  align-items: center;
  justify-content: center;
  transition:
    background var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease),
    color var(--dur-fast) var(--ease);
}
.cgg__stop-delete:hover:not(:disabled) {
  background: rgba(239, 68, 68, 0.1);
  border-color: #EF4444;
  color: #EF4444;
}
.cgg__stop-delete--disabled,
.cgg__stop-delete:disabled { opacity: 0.35; cursor: not-allowed; }
.cgg__stop-delete:focus-visible { outline: 2px solid #EF4444; outline-offset: 2px; }

/* ─── Preview panel ──────────────────────────────────────────────────────────── */
.cgg__preview-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--color-border-solid);
  aspect-ratio: 1 / 1;
  max-height: 320px;
}

.cgg__preview {
  width: 100%;
  height: 100%;
  background: linear-gradient(135deg, #FF6B6B 0%, #FF8E53 50%, #FF4081 100%);
}

/* ─── Gradient bar ───────────────────────────────────────────────────────────── */
.cgg__bar-wrap {
  position: relative;
  height: 40px;
  user-select: none;
}

.cgg__bar {
  position: absolute;
  top: 10px;
  left: 0;
  right: 0;
  height: 20px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border-solid);
  background: linear-gradient(to right, #FF6B6B, #FF4081);
}

.cgg__bar-handle {
  position: absolute;
  top: 50%;
  width: 14px;
  height: 28px;
  transform: translate(-50%, -50%);
  border-radius: 3px;
  border: 2px solid rgba(255, 255, 255, 0.9);
  box-shadow: 0 1px 5px rgba(0,0,0,0.35), 0 0 0 1px rgba(0,0,0,0.12);
  cursor: ew-resize;
  z-index: 2;
  transition: box-shadow var(--dur-fast) var(--ease);
}
.cgg__bar-handle:hover {
  box-shadow: 0 2px 8px rgba(0,0,0,0.45), 0 0 0 1px rgba(0,0,0,0.2);
}
.cgg__bar-handle:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* ─── CSS output ─────────────────────────────────────────────────────────────── */
.cgg__output-section {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  padding: var(--sp-4) var(--sp-5);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-solid);
  border-radius: var(--radius-lg);
}

.cgg__output-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.cgg__css-output {
  width: 100%;
  min-height: 5.5rem;
  padding: var(--sp-3) var(--sp-4);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border-solid);
  border-radius: var(--radius);
  color: var(--color-text-strong);
  font-family: var(--font-mono);
  font-size: 0.8125rem;
  line-height: 1.65;
  resize: none;
  cursor: text;
  transition: border-color var(--dur-fast) var(--ease);
}
.cgg__css-output:focus {
  outline: none;
  border-color: var(--color-accent);
}

/* ─── Save row ───────────────────────────────────────────────────────────────── */
.cgg__save-row {
  display: flex;
  gap: var(--sp-3);
  align-items: center;
  flex-wrap: wrap;
  padding: var(--sp-4) var(--sp-5);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-solid);
  border-radius: var(--radius-lg);
}

.cgg__name-input {
  flex: 1;
  min-width: 130px;
  height: 44px;
  padding: 0 var(--sp-4);
  background: var(--color-bg);
  border: 1.5px solid var(--color-border-solid);
  border-radius: var(--radius);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.9rem;
  transition: border-color var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}
.cgg__name-input:focus {
  outline: none;
  border-color: var(--color-accent);
  box-shadow: var(--shadow-focus);
}
.cgg__name-input::placeholder { color: var(--color-text-muted); }
.cgg__name-input.cgg__input--error {
  border-color: #EF4444;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.2);
}

/* ─── Shared button base ─────────────────────────────────────────────────────── */
.cgg__btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  height: 44px;
  padding: 0 var(--sp-5);
  border: 1.5px solid transparent;
  border-radius: var(--radius);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  cursor: pointer;
  white-space: nowrap;
  transition:
    background var(--dur-fast) var(--ease),
    border-color var(--dur-fast) var(--ease),
    color var(--dur-fast) var(--ease),
    opacity var(--dur-fast) var(--ease);
}
.cgg__btn:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
.cgg__btn:disabled { opacity: 0.45; cursor: not-allowed; }

.cgg__btn--primary {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: #fff;
}
.cgg__btn--primary:hover:not(:disabled) { opacity: 0.88; }

.cgg__btn--outline {
  background: transparent;
  border-color: var(--color-accent);
  color: var(--color-accent);
}
.cgg__btn--outline:hover:not(:disabled) { background: var(--color-accent-dim); }

.cgg__btn--ghost {
  background: transparent;
  border-color: var(--color-border-solid);
  color: var(--color-text-muted);
}
.cgg__btn--ghost:hover:not(:disabled) {
  background: var(--color-bg-card);
  color: var(--color-text);
}

.cgg__btn--sm {
  height: 34px;
  padding: 0 var(--sp-4);
  font-size: 0.8125rem;
}

.cgg__btn--danger {
  background: transparent;
  border-color: #EF4444;
  color: #EF4444;
}
.cgg__btn--danger:hover:not(:disabled) { background: rgba(239, 68, 68, 0.1); }

/* ─── Badge ──────────────────────────────────────────────────────────────────── */
.cgg__badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 20px;
  height: 20px;
  padding: 0 5px;
  background: var(--color-accent);
  color: #fff;
  border-radius: var(--radius-full);
  font-size: 0.7rem;
  font-weight: 700;
  line-height: 1;
}

/* ─── Toast ──────────────────────────────────────────────────────────────────── */
.cgg__toast {
  position: fixed;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%) translateY(6px);
  padding: var(--sp-3) var(--sp-5);
  background: var(--color-bg-card);
  border: 1px solid var(--color-border-solid);
  border-radius: var(--radius-full);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 500;
  box-shadow: var(--shadow-lg);
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease);
  z-index: 9999;
  white-space: nowrap;
}
.cgg__toast--visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
}

/* ─── Drawer ─────────────────────────────────────────────────────────────────── */
.cgg__drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.5);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-base) var(--ease);
  z-index: 400;
}
.cgg__drawer-overlay--visible {
  opacity: 1;
  pointer-events: auto;
}

.cgg__drawer {
  position: fixed;
  top: 0;
  right: 0;
  width: min(480px, 100vw);
  height: 100%;
  background: var(--color-bg-card);
  border-left: 1px solid var(--color-border-solid);
  box-shadow: var(--shadow-xl);
  display: flex;
  flex-direction: column;
  z-index: 500;
  transform: translateX(100%);
  transition: transform var(--dur-base) var(--ease);
  overflow: hidden;
}
.cgg__drawer--open { transform: translateX(0); }

.cgg__drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-5) var(--sp-6);
  border-bottom: 1px solid var(--color-border-solid);
  flex-shrink: 0;
}

.cgg__drawer-title {
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  color: var(--color-text-heading);
  margin: 0;
}

.cgg__drawer-close {
  width: 32px;
  height: 32px;
  background: transparent;
  border: 1.5px solid var(--color-border-solid);
  border-radius: var(--radius);
  color: var(--color-text-muted);
  font-size: 0.875rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background var(--dur-fast) var(--ease), color var(--dur-fast) var(--ease);
}
.cgg__drawer-close:hover { background: var(--color-bg); color: var(--color-text); }
.cgg__drawer-close:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }

.cgg__drawer-actions {
  display: flex;
  gap: var(--sp-3);
  padding: var(--sp-4) var(--sp-6);
  border-bottom: 1px solid var(--color-border-solid);
  flex-shrink: 0;
  flex-wrap: wrap;
}

.cgg__file-input { display: none; }

.cgg__saved-list {
  flex: 1;
  overflow-y: auto;
  padding: var(--sp-4) var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.cgg__empty-msg {
  padding: var(--sp-8) var(--sp-6);
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9rem;
  line-height: 1.65;
}

.cgg__saved-item {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-3) var(--sp-4);
  background: var(--color-bg);
  border: 1px solid var(--color-border-solid);
  border-radius: var(--radius-lg);
}

.cgg__saved-preview {
  width: 64px;
  height: 44px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border-solid);
  flex-shrink: 0;
  background-size: cover;
  background-position: center;
}

.cgg__saved-meta {
  flex: 1;
  min-width: 0;
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.cgg__saved-name {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cgg__saved-date {
  font-size: 0.75rem;
  color: var(--color-text-muted);
}

.cgg__saved-actions {
  display: flex;
  gap: var(--sp-2);
  flex-shrink: 0;
}