/* CSS 渐变生成器：仅本页特有的样式；渐变预览与预设色块属于内容层，保留真实颜色 */
.gd-type-tabs { display: flex; }
.gd-type-tabs .tb-tab { flex: 1; }
.gd-range-head { display: flex; justify-content: space-between; align-items: baseline; gap: 8px; }
.gd-range-head output { font-family: var(--font-mono); font-size: 0.8125rem; color: var(--color-primary); font-weight: 600; }
.gd-dirs { gap: 6px; }
.gd-dirs .tb-chip { min-width: 36px; min-height: 36px; justify-content: center; font-size: 0.9375rem; }
.gd-head { margin-bottom: 0.625rem; }
.gd-head .tb-card-title { margin: 0; }

/* 预览 */
.gd-preview-wrap {
    border-radius: var(--radius-md);
    border: 1px solid var(--color-border);
    overflow: hidden;
    background: repeating-conic-gradient(var(--color-surface) 0% 25%, var(--color-bg-card) 0% 50%) 50% / 20px 20px;
}
.gradient-preview { width: 100%; height: clamp(180px, 32vw, 320px); }
.gradient-code pre { min-height: 0; max-height: 220px; }

/* 颜色节点 */
.color-stop-list { display: flex; flex-direction: column; gap: 8px; margin-bottom: 0.75rem; }
.color-stop {
    display: grid;
    grid-template-columns: 44px minmax(0, 1fr) 68px 40px;
    align-items: center;
    gap: 8px;
    padding: 6px 8px;
    background: var(--color-surface);
    border-radius: var(--radius-sm);
}
.color-stop input[type="number"] { width: 100%; padding-left: 0.5rem; padding-right: 0.2rem; font-family: var(--font-mono); }
.remove-stop {
    appearance: none;
    width: 40px;
    height: 40px;
    display: grid;
    place-items: center;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    background: transparent;
    color: var(--color-text-muted);
    cursor: pointer;
}
.remove-stop:hover:not(:disabled) { color: var(--color-danger); border-color: var(--color-border); background: var(--color-bg-card); }
.remove-stop:disabled { opacity: 0.3; cursor: not-allowed; }
.remove-stop svg { width: 16px; height: 16px; }

/* 预设模板 */
.preset-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(104px, 1fr)); gap: 10px; }
.preset-item {
    appearance: none;
    display: flex;
    align-items: flex-end;
    height: 64px;
    padding: 0;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border);
    cursor: pointer;
    overflow: hidden;
    transition: transform var(--transition-fast);
}
.preset-item:hover { transform: translateY(-2px); }
/* 标签压在渐变色上，固定用深底白字保证可读 */
.preset-item span { width: 100%; padding: 2px 8px; font-size: 0.75rem; text-align: left; color: #fff; background: rgba(0, 0, 0, 0.42); }

@media (max-width: 768px) {
    .gd-main { order: -1; }
}
@media (max-width: 480px) {
    .gd-stop-actions > .tb-btn { flex: 1 1 auto; }
    .color-stop { grid-template-columns: 44px minmax(0, 1fr) 60px 40px; gap: 6px; }
}