/**
 * CSS渐变生成器样式
 */

.gradient-container {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.main-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* 预览区域 */
.preview-section {
    background: var(--color-bg-secondary);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--color-border-light);
}

.preview-box {
    width: 100%;
    height: 200px;
    border-radius: 12px;
    border: 1px solid var(--color-border-light);
    background: linear-gradient(90deg, #667eea 0%, #764ba2 100%);
}

/* 区块标题 */
.section-title {
    font-size: 15px;
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 16px;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

/* 控制面板 */
.control-section {
    background: var(--color-bg-secondary);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--color-border-light);
}

.control-group {
    margin-bottom: 20px;
}

.control-group:last-child {
    margin-bottom: 0;
}

.control-label {
    display: block;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: 10px;
}

/* 类型按钮 */
.type-buttons {
    display: flex;
    gap: 8px;
}

.type-btn {
    flex: 1;
    padding: 10px 16px;
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.type-btn:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.type-btn.active {
    background: var(--color-primary);
    border-color: var(--color-primary);
    color: white;
}

/* 角度控制 */
.angle-control {
    display: flex;
    align-items: center;
    gap: 16px;
}

.angle-dial {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: var(--color-bg);
    border: 2px solid var(--color-border);
    position: relative;
    cursor: pointer;
}

.angle-indicator {
    position: absolute;
    width: 4px;
    height: 30px;
    background: var(--color-primary);
    left: 50%;
    top: 8px;
    margin-left: -2px;
    border-radius: 2px;
    transform-origin: center 32px;
    transform: rotate(90deg);
}

.angle-input-group {
    display: flex;
    align-items: center;
    gap: 4px;
}

.angle-input {
    width: 80px;
    padding: 8px 12px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-size: 14px;
    font-family: var(--font-mono);
    text-align: center;
    background: var(--color-bg);
    color: var(--color-text);
}

.angle-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.angle-unit {
    font-size: 13px;
    color: var(--color-text-secondary);
}

/* 下拉选择 */
.form-select {
    width: 100%;
    padding: 10px 14px;
    border: 1px solid var(--color-border);
    border-radius: 8px;
    font-size: 14px;
    color: var(--color-text);
    background: var(--color-bg);
    cursor: pointer;
}

.form-select:focus {
    outline: none;
    border-color: var(--color-primary);
}

/* 颜色停靠点 */
.color-stops {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-bottom: 12px;
}

.color-stop {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px;
    background: var(--color-bg);
    border-radius: 8px;
    border: 1px solid var(--color-border-light);
}

.color-stop-handle {
    cursor: grab;
    padding: 4px;
    color: var(--color-text-light);
}

.color-input-wrapper {
    position: relative;
}

.color-input {
    width: 40px;
    height: 32px;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    padding: 0;
}

.color-input::-webkit-color-swatch-wrapper {
    padding: 0;
}

.color-input::-webkit-color-swatch {
    border: 1px solid var(--color-border);
    border-radius: 6px;
}

.color-hex {
    width: 90px;
    padding: 6px 10px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-size: 12px;
    font-family: var(--font-mono);
    text-transform: uppercase;
    background: var(--color-bg-secondary);
    color: var(--color-text);
}

.color-hex:focus {
    outline: none;
    border-color: var(--color-primary);
}

.position-input {
    width: 70px;
    padding: 6px 10px;
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-size: 12px;
    font-family: var(--font-mono);
    text-align: center;
    background: var(--color-bg-secondary);
    color: var(--color-text);
}

.position-input:focus {
    outline: none;
    border-color: var(--color-primary);
}

.btn-remove-stop {
    padding: 4px 8px;
    background: transparent;
    border: 1px solid var(--color-error);
    border-radius: 4px;
    font-size: 11px;
    color: var(--color-error);
    cursor: pointer;
    opacity: 0.6;
    transition: var(--transition);
}

.btn-remove-stop:hover {
    opacity: 1;
    background: var(--color-error);
    color: white;
}

.btn-add-stop {
    width: 100%;
    padding: 10px;
    background: var(--color-bg);
    border: 1px dashed var(--color-border);
    border-radius: 8px;
    font-size: 13px;
    color: var(--color-text-secondary);
    cursor: pointer;
    transition: var(--transition);
}

.btn-add-stop:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

/* 预设渐变 */
.preset-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 8px;
}

.preset-item {
    aspect-ratio: 1;
    border-radius: 8px;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition);
}

.preset-item:hover {
    transform: scale(1.05);
    border-color: var(--color-primary);
}

/* 输出区域 */
.output-section {
    background: var(--color-bg-secondary);
    border-radius: 12px;
    padding: 20px;
    border: 1px solid var(--color-border-light);
    display: flex;
    flex-direction: column;
}

/* 代码输出 */
.code-output {
    flex: 1;
    background: #1e1e1e;
    border-radius: 8px;
    overflow: hidden;
    margin-bottom: 16px;
}

.code-block {
    padding: 16px;
    margin: 0;
    font-family: var(--font-mono);
    font-size: 13px;
    line-height: 1.6;
    color: #d4d4d4;
    overflow-x: auto;
    white-space: pre-wrap;
    word-break: break-all;
}

/* 语法高亮 */
.code-block .property {
    color: #9cdcfe;
}

.code-block .value {
    color: #ce9178;
}

.code-block .function {
    color: #dcdcaa;
}

/* 快捷操作 */
.quick-actions {
    display: flex;
    gap: 10px;
}

.quick-actions .btn {
    flex: 1;
}

/* 按钮样式 */
.btn {
    padding: 10px 20px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: var(--transition);
    border: none;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-secondary {
    background: var(--color-bg);
    color: var(--color-text-secondary);
    border: 1px solid var(--color-border);
}

.btn-secondary:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.btn-outline {
    background: transparent;
    color: var(--color-primary);
    border: 1px solid var(--color-primary);
}

.btn-outline:hover {
    background: var(--color-primary-light);
}

/* 响应式 */
@media (max-width: 900px) {
    .main-grid {
        grid-template-columns: 1fr;
    }

    .preset-grid {
        grid-template-columns: repeat(6, 1fr);
    }
}

@media (max-width: 600px) {
    .preview-section,
    .control-section,
    .output-section {
        padding: 16px;
    }

    .preview-box {
        height: 150px;
    }

    .angle-control {
        flex-direction: column;
        align-items: flex-start;
    }

    .angle-dial {
        width: 70px;
        height: 70px;
    }

    .color-stop {
        flex-wrap: wrap;
    }

    .color-stop-handle {
        display: none;
    }

    .preset-grid {
        grid-template-columns: repeat(5, 1fr);
    }

    .code-block {
        font-size: 11px;
    }

    .quick-actions {
        flex-direction: column;
    }
}