.copybook-generator-wrapper {
    max-width: 1200px;
    margin: 20px auto;
    padding: 20px;
    background: #fff;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.copybook-form {
    margin-bottom: 30px;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: #333;
}

.form-group input[type="text"],
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 14px;
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
    font-family: "Microsoft YaHei", sans-serif;
}

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

.download-fonts {
    margin-left: 10px;
    color: #0073aa;
    text-decoration: none;
}

.download-fonts:hover {
    text-decoration: underline;
}

#generate-copybook {
    padding: 12px 30px;
    font-size: 16px;
    cursor: pointer;
}

/* 弹窗样式 */
.copybook-modal {
    display: none;
    position: fixed;
    z-index: 999999;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0,0,0,0.7);
    overflow: auto;
}

.modal-content {
    background-color: #fefefe;
    margin: 2% auto;
    width: 95%;
    max-width: 1400px;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0,0,0,0.3);
    max-height: 95vh;
    display: flex;
    flex-direction: column;
}

.modal-header {
    padding: 20px 30px;
    border-bottom: 1px solid #ddd;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    margin: 0;
    font-size: 24px;
}

.close-modal {
    font-size: 32px;
    font-weight: bold;
    cursor: pointer;
    color: #aaa;
    line-height: 1;
}

.close-modal:hover {
    color: #000;
}

.modal-toolbar {
    padding: 15px 30px;
    border-bottom: 1px solid #ddd;
    display: flex;
    align-items: center;
    gap: 20px;
    background: #f9f9f9;
}

.modal-toolbar label {
    display: flex;
    align-items: center;
    gap: 5px;
    margin: 0;
    cursor: pointer;
}

.modal-body {
    padding: 30px;
    overflow-y: auto;
    flex: 1;
}

/* 字帖样式 */
.copybook-pages {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 5px;
    padding: 20px;
    background: #fff;
}

.copybook-header {
    grid-column: 1 / -1;
    text-align: center;
    font-size: 24px;
    font-weight: bold;
    padding: 20px;
    border-bottom: 2px solid #333;
    margin-bottom: 20px;
}

.copybook-grid {
    aspect-ratio: 1;
    position: relative;
    page-break-inside: avoid;
}

.grid-container {
    width: 100%;
    height: 100%;
    position: relative;
}

.grid-lines {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.grid-lines line {
    stroke-width: 0.5;
}

.grid-border {
    stroke-width: 1.5;
}

.grid-color-green line,
.grid-color-green rect {
    stroke: #4CAF50;
}

.grid-color-black line,
.grid-color-black rect {
    stroke: #333;
}

.grid-color-red line,
.grid-color-red rect {
    stroke: #f44336;
}

.grid-char {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 80px;
    line-height: 1;
    text-align: center;
}

.text-color-green {
    color: #4CAF50;
}

.text-color-black {
    color: #333;
}

.text-color-red {
    color: #f44336;
}

.trace-very-dark {
    opacity: 0.9;
}

.trace-dark {
    opacity: 0.7;
}

.trace-medium-dark {
    opacity: 0.5;
}

.trace-medium {
    opacity: 0.4;
}

.trace-light {
    opacity: 0.3;
}

.trace-very-light {
    opacity: 0.15;
}

.trace-white {
    opacity: 0;
}

.trace-hollow {
    color: transparent;
    -webkit-text-stroke: 1px currentColor;
    text-stroke: 1px currentColor;
}

.font-kaiti {
    font-family: "KaiTi", "楷体", serif;
}

.font-pangzhonghua {
    font-family: "PangZhongHua", "KaiTi", serif;
}

.font-tianyingzhang {
    font-family: "TianYingZhang", "KaiTi", serif;
}

/* 水平翻转 */
.modal-body.flip-horizontal .copybook-pages {
    transform: scaleX(-1);
}

.modal-body.flip-horizontal .grid-char {
    transform: translate(-50%, -50%) scaleX(-1);
}

/* 横版样式 */
.modal-body.landscape .copybook-pages {
    grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
}

/* 打印样式 */
@media print {
    body * {
        visibility: hidden;
    }
    
    .modal-body,
    .modal-body * {
        visibility: visible;
    }
    
    .modal-body {
        position: absolute;
        left: 0;
        top: 0;
        width: 100%;
        padding: 0;
    }
    
    .copybook-grid {
        page-break-inside: avoid;
    }
}

@media (max-width: 768px) {
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .copybook-pages {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
    }
}