.container {
    padding: 20rpx;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
}

.header {
    text-align: center;
    margin-bottom: 30rpx;
    padding: 30rpx;
    background: rgba(255, 255, 255, 0.95);
    border-radius: 25rpx;
    box-shadow: 0 8rpx 25rpx rgba(0, 0, 0, 0.15);

    .title {
        font-size: 40rpx;
        font-weight: bold;
        color: #333;
        display: block;
        margin-bottom: 10rpx;
    }

    .subtitle {
        font-size: 26rpx;
        color: #666;
        display: block;
    }
}

.section {
    background: rgba(255, 255, 255, 0.95);
    border-radius: 25rpx;
    padding: 30rpx;
    margin-bottom: 25rpx;
    box-shadow: 0 8rpx 25rpx rgba(0, 0, 0, 0.15);
    backdrop-filter: blur(10rpx);
}

.section-title {
    font-size: 32rpx;
    font-weight: bold;
    color: #333;
    margin-bottom: 25rpx;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 2rpx solid #f0f0f0;
    padding-bottom: 15rpx;
}

/* 选择形状按钮 */
.select-shapes-btn {
    width: 100%;
    height: 90rpx;
    font-size: 32rpx;
    border-radius: 20rpx;
    background: linear-gradient(45deg, #667eea, #764ba2);
    border: none;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8rpx 25rpx rgba(102, 126, 234, 0.4);

    .btn-text {
        margin-left: 10rpx;
        font-weight: 500;
    }
}

/* 形状卡片容器 */
.shape-cards-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20rpx;
}

/* 形状卡片 */
.shape-card {
    position: relative;
    padding: 20rpx;
    background: linear-gradient(145deg, #ffffff, #f0f0f0);
    border-radius: 20rpx;
    border: 2rpx solid #e0e0e0;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4rpx 15rpx rgba(0, 0, 0, 0.1);
    display: flex;
    flex-direction: column;
    align-items: center;

    &:active {
        transform: scale(0.98);
        background: linear-gradient(145deg, #f8f9fa, #e9ecef);
    }

    .delete-btn {
        position: absolute;
        top: 10rpx;
        right: 10rpx;
        width: 40rpx;
        height: 40rpx;
        background: rgba(255, 255, 255, 0.9);
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        box-shadow: 0 2rpx 8rpx rgba(0, 0, 0, 0.15);
        z-index: 10;
    }

    .shape-preview-container {
        position: relative;
        width: 80rpx;
        height: 80rpx;
        margin-bottom: 15rpx;
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .shape-preview-canvas {
        position: absolute;
        width: 80rpx;
        height: 80rpx;
        opacity: 0;
        /* 隐藏，只用于未来可能的Canvas预览 */
    }

    .shape-name {
        font-size: 26rpx;
        color: #333;
        font-weight: 500;
        margin-bottom: 10rpx;
        text-align: center;
    }

    .color-info {
        display: flex;
        align-items: center;
        gap: 8rpx;

        .color-dot {
            width: 20rpx;
            height: 20rpx;
            border-radius: 50%;
            border: 2rpx solid #ddd;
        }

        .color-text {
            font-size: 22rpx;
            color: #666;
        }
    }
}

/* 形状选择弹窗样式 */
.shape-selector-popup {
    .van-popup {
        max-height: 80vh;
    }
}

.shape-selector-container {
    padding: 30rpx;
    max-height: 80vh;
    overflow-y: auto;

    .popup-header {
        display: flex;
        justify-content: space-between;
        align-items: center;
        margin-bottom: 30rpx;
        padding-bottom: 20rpx;
        border-bottom: 2rpx solid #f0f0f0;

        .popup-title {
            font-size: 32rpx;
            font-weight: bold;
            color: #333;
        }

        .selected-count {
            font-size: 24rpx;
            color: #667eea;
            background: rgba(102, 126, 234, 0.1);
            padding: 8rpx 15rpx;
            border-radius: 15rpx;
        }
    }

    .shape-grid {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        gap: 20rpx;
        margin-bottom: 30rpx;
    }

    .popup-actions {
        padding-top: 20rpx;
        border-top: 2rpx solid #f0f0f0;

        .confirm-btn {
            width: 100%;
            height: 80rpx;
            font-size: 30rpx;
            border-radius: 20rpx;
            background: linear-gradient(45deg, #667eea, #764ba2);
        }
    }
}

/* 弹窗中的形状选项 */
.shape-option {
    position: relative;
    height: 140rpx;
    border: 3rpx solid #e0e0e0;
    border-radius: 20rpx;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: linear-gradient(145deg, #ffffff, #f0f0f0);
    transition: all 0.3s ease;
    cursor: pointer;
    box-shadow: 0 4rpx 15rpx rgba(0, 0, 0, 0.1);

    &.selected {
        border-color: #667eea;
        background: linear-gradient(145deg, #e3f2fd, #bbdefb);
        transform: translateY(-5rpx);
        box-shadow: 0 8rpx 25rpx rgba(102, 126, 234, 0.3);

        .shape-name {
            color: #667eea;
            font-weight: bold;
        }
    }

    &.disabled {
        opacity: 0.5;
        background: #f5f5f5;
        border-color: #ddd;

        .shape-name {
            color: #999;
        }
    }

    .selected-mark {
        position: absolute;
        top: 8rpx;
        right: 8rpx;
        width: 24rpx;
        height: 24rpx;
        background: #667eea;
        border-radius: 50%;
        display: flex;
        align-items: center;
        justify-content: center;
        z-index: 10;
    }
}

.shape-preview-box {
    width: 60rpx;
    height: 60rpx;
    margin-bottom: 10rpx;
    display: flex;
    align-items: center;
    justify-content: center;
}

.shape-icon {
    width: 50rpx;
    height: 50rpx;
    border: 2rpx solid #666;

    &.shape-icon-circle {
        border-radius: 50%;
        background: var(--fill-color, transparent);
        border-color: var(--border-color, #666);
    }

    &.shape-icon-square {
        border-radius: 5rpx;
        background: var(--fill-color, transparent);
        border-color: var(--border-color, #666);
    }

    &.shape-icon-rectangle {
        width: 60rpx;
        height: 40rpx;
        border-radius: 5rpx;
        background: var(--fill-color, transparent);
        border-color: var(--border-color, #666);
    }

    &.shape-icon-triangle {
        width: 0;
        height: 0;
        border: none;
        border-left: 25rpx solid transparent;
        border-right: 25rpx solid transparent;
        border-bottom: 45rpx solid var(--fill-color, red);
        background: transparent;
    }

    &.shape-icon-oval {
        border-radius: 50%;
        width: 60rpx;
        height: 40rpx;
        background: var(--fill-color, transparent);
        border-color: var(--border-color, #666);
    }

    &.shape-icon-diamond {
        width: 0;
        height: 0;
        border: none;
        border-left: 25rpx solid transparent;
        border-right: 25rpx solid transparent;
        border-top: 25rpx solid transparent;
        border-bottom: 25rpx solid var(--fill-color, #666);
        background: transparent;
        transform: rotate(45deg);
    }

    /* 修正星形 */
    &.shape-icon-star {
        position: relative;
        width: 80rpx;
        height: 80rpx;
        border: none;
        background: transparent;
        display: flex;
        align-items: center;
        justify-content: center;

        --star-fill-color: var(--fill-color, red);
        --star-border-color: var(--border-color, #333);
        --star-border-width: 2rpx;

        /* 边框层 */
        &::before {
            content: '';
            position: absolute;
            left: 50%;
            top: 50%;
            width: 66rpx;
            height: 66rpx;
            transform: translate(-50%, -50%);
            background: transparent;
            border: var(--star-border-width, 2rpx) solid var(--star-border-color, #333);
            clip-path: polygon(50% 0%,
                    61% 35%,
                    98% 35%,
                    68% 57%,
                    79% 91%,
                    50% 70%,
                    21% 91%,
                    32% 57%,
                    2% 35%,
                    39% 35%);
            z-index: 1;
            box-sizing: border-box;
        }

        &::after {
            content: '';
            position: absolute;
            left: 50%;
            top: 50%;
            width: 60rpx;
            height: 60rpx;
            transform: translate(-50%, -50%);
            background: var(--star-fill-color, red);
            clip-path: polygon(50% 0%,
                    61% 35%,
                    98% 35%,
                    68% 57%,
                    79% 91%,
                    50% 70%,
                    21% 91%,
                    32% 57%,
                    2% 35%,
                    39% 35%);
            z-index: 2;
            pointer-events: none;
        }
    }

    /* 爱心形状 */
    &.shape-icon-heart {
        position: relative;
        width: 44rpx;
        height: 40rpx;
        display: flex;
        align-items: center;
        justify-content: center;
        background: transparent;

        /* 主体部分（三角形） */
        &::after {
            content: '';
            position: absolute;
            left: 50%;
            bottom: 0;
            transform: translateX(-50%) rotate(-45deg);
            width: 32rpx;
            height: 32rpx;
            background: var(--fill-color, #f00);
            border-left: 2rpx solid var(--border-color, #333);
            border-bottom: 2rpx solid var(--border-color, #333);
            border-bottom-left-radius: 20rpx;
            border-bottom-right-radius: 20rpx;
            z-index: 1;
            clip-path: polygon(0 0, 100% 0, 50% 100%);
        }

        /* 左半圆 */
        &::before {
            content: '';
            position: absolute;
            left: 4rpx;
            top: 0;
            width: 24rpx;
            height: 24rpx;
            background: var(--fill-color, #f00);
            border: 2rpx solid var(--border-color, #333);
            border-bottom: none;
            border-right: none;
            border-radius: 50% 50% 0 0;
            z-index: 2;
        }

        /* 右半圆 */
        .heart-right {
            position: absolute;
            right: 4rpx;
            top: 0;
            width: 24rpx;
            height: 24rpx;
            background: var(--fill-color, #f00);
            border: 2rpx solid var(--border-color, #333);
            border-bottom: none;
            border-left: none;
            border-radius: 50% 50% 0 0;
            z-index: 2;
        }
    }

    &.shape-icon-hexagon {
        width: 40rpx;
        height: 22rpx;
        background: var(--fill-color, #666);
        border: 2rpx solid var(--border-color, #333);
        position: relative;

        &::before,
        &::after {
            content: '';
            position: absolute;
            width: 0;
            height: 0;
            border-left: 20rpx solid transparent;
            border-right: 20rpx solid transparent;
        }

        &::before {
            bottom: 100%;
            border-bottom: 11rpx solid var(--fill-color, #666);
        }

        &::after {
            top: 100%;
            border-top: 11rpx solid var(--fill-color, #666);
        }
    }

    /* 修正五边形 */
    &.shape-icon-pentagon {
        position: relative;
        width: 40rpx;
        height: 38rpx;
        background: transparent;
        border: none;
        display: flex;
        align-items: center;
        justify-content: center;

        &::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            width: 40rpx;
            height: 38rpx;
            background: var(--fill-color, #666);
            border: 2rpx solid var(--border-color, #333);
            clip-path: polygon(50% 0%,
                    100% 38%,
                    81% 100%,
                    19% 100%,
                    0% 38%);
            box-sizing: border-box;
        }
    }

    /* 修正半圆 */
    &.shape-icon-semicircle {
        width: 50rpx;
        height: 25rpx;
        border: none;
        background: transparent;
        position: relative;
        overflow: hidden;

        &::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            width: 50rpx;
            height: 50rpx;
            background: var(--fill-color, #666);
            border: 2rpx solid var(--border-color, #333);
            border-radius: 50%;
            box-sizing: border-box;
        }
    }

    /* 修正梯形 */
    &.shape-icon-trapezoid {
        width: 50rpx;
        height: 30rpx;
        border: none;
        background: transparent;
        position: relative;
        overflow: visible;

        &::before {
            content: '';
            position: absolute;
            left: 0;
            top: 0;
            width: 50rpx;
            height: 30rpx;
            background: var(--fill-color, #666);
            border: 2rpx solid var(--border-color, #333);
            clip-path: polygon(15% 100%,
                    85% 100%,
                    100% 0%,
                    0% 0%);
            box-sizing: border-box;
        }
    }

    // === 3D 形状样式 ===

    /* 圆柱体 */
    &.shape-icon-cylinder {
        width: 60rpx;
        height: 60rpx;
        border: none;
        background: transparent;
        position: relative;
        display: flex;
        align-items: center;
        justify-content: center;

        /* 顶部椭圆 */
        &::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 50rpx;
            height: 16rpx;
            background: var(--fill-color, #666);
            border: 2rpx solid var(--border-color, #333);
            border-radius: 50%;
            z-index: 3;
        }

        /* 主体圆柱 */
        &::after {
            content: '';
            position: absolute;
            top: 8rpx;
            left: 50%;
            transform: translateX(-50%);
            width: 50rpx;
            height: 44rpx;
            background: var(--fill-color, #666);
            border-left: 2rpx solid var(--border-color, #333);
            border-right: 2rpx solid var(--border-color, #333);
            z-index: 1;
        }

        /* 底部椭圆 */
        .cylinder-bottom {
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 50rpx;
            height: 16rpx;
            background: var(--fill-color, #666);
            border: 2rpx solid var(--border-color, #333);
            border-radius: 50%;
            z-index: 2;
        }
    }

    /* 正方体 */
    &.shape-icon-cube {
        width: 60rpx;
        height: 60rpx;
        border: none;
        background: transparent;
        position: relative;
        display: flex;
        align-items: center;
        justify-content: center;

        /* 正面 */
        &::before {
            content: '';
            position: absolute;
            bottom: 0;
            left: 0;
            width: 40rpx;
            height: 40rpx;
            background: var(--fill-color, #666);
            border: 2rpx solid var(--border-color, #333);
            z-index: 3;
        }

        /* 顶面 */
        &::after {
            content: '';
            position: absolute;
            top: 0;
            right: 0;
            width: 40rpx;
            height: 40rpx;
            background: var(--fill-color, #666);
            border: 2rpx solid var(--border-color, #333);
            transform: skewX(-30deg) scaleY(0.6);
            transform-origin: bottom left;
            z-index: 2;
            opacity: 0.8;
        }

        /* 右面 */
        .cube-right {
            position: absolute;
            bottom: 0;
            right: 0;
            width: 20rpx;
            height: 40rpx;
            background: var(--fill-color, #666);
            border: 2rpx solid var(--border-color, #333);
            border-left: none;
            transform: skewY(-30deg);
            transform-origin: bottom left;
            z-index: 1;
            opacity: 0.6;
        }
    }

    /* 球体 */
    &.shape-icon-sphere {
        width: 50rpx;
        height: 50rpx;
        border: 2rpx solid var(--border-color, #333);
        border-radius: 50%;
        background: var(--fill-color, #666);
        position: relative;
        display: flex;
        align-items: center;
        justify-content: center;

        /* 高光 */
        &::before {
            content: '';
            position: absolute;
            top: 12rpx;
            left: 16rpx;
            width: 12rpx;
            height: 8rpx;
            background: rgba(255, 255, 255, 0.6);
            border-radius: 50%;
        }

        /* 纬线 */
        &::after {
            content: '';
            position: absolute;
            top: 50%;
            left: 50%;
            transform: translate(-50%, -50%);
            width: 46rpx;
            height: 20rpx;
            border: 1rpx solid var(--border-color, #333);
            border-radius: 50%;
            opacity: 0.3;
        }
    }

    /* 圆锥体 */
    &.shape-icon-cone {
        width: 60rpx;
        height: 60rpx;
        border: none;
        background: transparent;
        position: relative;
        display: flex;
        align-items: center;
        justify-content: center;

        /* 圆锥主体 */
        &::before {
            content: '';
            position: absolute;
            top: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 0;
            border-left: 25rpx solid transparent;
            border-right: 25rpx solid transparent;
            border-bottom: 45rpx solid var(--fill-color, #666);
            z-index: 2;
        }

        /* 圆锥边框 */
        &::after {
            content: '';
            position: absolute;
            top: -1rpx;
            left: 50%;
            transform: translateX(-50%);
            width: 0;
            height: 0;
            border-left: 26rpx solid transparent;
            border-right: 26rpx solid transparent;
            border-bottom: 46rpx solid var(--border-color, #333);
            z-index: 1;
        }

        /* 底部椭圆 */
        .cone-bottom {
            position: absolute;
            bottom: 0;
            left: 50%;
            transform: translateX(-50%);
            width: 50rpx;
            height: 16rpx;
            background: var(--fill-color, #666);
            border: 2rpx solid var(--border-color, #333);
            border-radius: 50%;
            z-index: 3;
        }
    }
}

.shape-name {
    font-size: 24rpx;
    color: #666;
    text-align: center;
}

/* 颜色选择器 */
.color-selector {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120rpx, 1fr));
    gap: 20rpx;
}

.color-option {
    height: 100rpx;
    border-radius: 20rpx;
    border: 3rpx solid #e0e0e0;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow: 0 4rpx 15rpx rgba(0, 0, 0, 0.1);

    &.active {
        border-color: #667eea;
        transform: scale(1.05);
        box-shadow: 0 0 0 6rpx rgba(102, 126, 234, 0.3);
    }

    .color-name {
        color: white;
        font-size: 22rpx;
        font-weight: bold;
        text-shadow: 1rpx 1rpx 2rpx rgba(0, 0, 0, 0.5);
    }
}

/* 添加按钮 */
.add-btn {
    width: 100%;
    height: 90rpx;
    font-size: 32rpx;
    border-radius: 20rpx;
    background: linear-gradient(45deg, #667eea, #764ba2);
    border: none;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8rpx 25rpx rgba(102, 126, 234, 0.4);

    .add-icon {
        font-size: 40rpx;
        margin-right: 10rpx;
        font-weight: bold;
    }
}

/* 已选择的形状 */
.selected-shapes {
    display: flex;
    flex-direction: column;
    gap: 15rpx;
}

.selected-shape {
    display: flex;
    align-items: center;
    padding: 20rpx;
    background: linear-gradient(145deg, #f8f9fa, #e9ecef);
    border-radius: 20rpx;
    border: 2rpx solid #e0e0e0;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4rpx 15rpx rgba(0, 0, 0, 0.1);

    &:active {
        background: linear-gradient(145deg, #ffebee, #ffcdd2);
        border-color: #ff5722;
        transform: scale(0.98);
    }
}

.shape-preview {
    width: 40rpx;
    height: 40rpx;
    border-radius: 50%;
    margin-right: 20rpx;
    border: 2rpx solid #333;
    box-shadow: 0 2rpx 8rpx rgba(0, 0, 0, 0.2);
}

.shape-details {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 5rpx;
}

.shape-info {
    font-size: 28rpx;
    color: #333;
    font-weight: 500;
}

.color-info {
    font-size: 22rpx;
    color: #666;
    font-family: monospace;
}

.remove-hint {
    font-size: 20rpx;
    color: #999;
    font-style: italic;
}

/* 设置项 */
.setting-item {
    margin-bottom: 30rpx;

    &:last-child {
        margin-bottom: 0;
    }
}

.setting-label {
    font-size: 28rpx;
    color: #333;
    margin-bottom: 15rpx;
    display: block;
    font-weight: 500;
}

.bg-radio-group {
    display: flex;
    flex-wrap: wrap;
    gap: 25rpx;
    margin-top: 15rpx;
}

.bg-option {
    display: flex;
    align-items: center;
    gap: 10rpx;
    padding: 10rpx 15rpx;
    border-radius: 15rpx;
    background: rgba(0, 0, 0, 0.05);

    text {
        font-size: 26rpx;
        color: #666;
    }
}

.feature-intro {
    margin-top: 30rpx;
    padding: 25rpx;
    background: linear-gradient(145deg, #f0f8ff, #e6f3ff);
    border-radius: 15rpx;
    border-left: 5rpx solid #667eea;
}

.intro-title {
    font-size: 26rpx;
    color: #333;
    font-weight: bold;
    display: block;
    margin-bottom: 15rpx;
}

.intro-text {
    font-size: 24rpx;
    color: #666;
    display: block;
    margin-bottom: 8rpx;
    padding-left: 15rpx;

    &:last-child {
        margin-bottom: 0;
    }
}

/* 操作按钮 */
.generate-btn {
    width: 100%;
    height: 90rpx;
    font-size: 32rpx;
    border-radius: 20rpx;
    margin-bottom: 20rpx;
    background: linear-gradient(45deg, #4CAF50, #45a049);
    border: none;
    color: white;
    box-shadow: 0 8rpx 25rpx rgba(76, 175, 80, 0.4);

    &:disabled {
        background: #ccc;
        box-shadow: none;
    }
}

.save-btn {
    width: 100%;
    height: 90rpx;
    font-size: 32rpx;
    border-radius: 20rpx;
    background: linear-gradient(45deg, #ff9800, #f57c00);
    border: none;
    color: white;
    box-shadow: 0 8rpx 25rpx rgba(255, 152, 0, 0.4);
}

/* 隐藏的画布 */
.hidden-canvas {
    position: fixed;
    top: -9999rpx;
    left: -9999rpx;
    width: 595px;
    height: 842px;
}

/* 预览图片 */
.preview-image {
    width: 100%;
    max-height: 600rpx;
    border-radius: 20rpx;
    border: 3rpx solid #e0e0e0;
    background-color: white;
    cursor: pointer;
    box-shadow: 0 8rpx 25rpx rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease;

    &:active {
        transform: scale(0.98);
    }
}

.preview-hint {
    display: block;
    text-align: center;
    font-size: 24rpx;
    color: #666;
    margin-top: 20rpx;
    padding: 15rpx;
    background: rgba(0, 0, 0, 0.05);
    border-radius: 15rpx;
}