:root {
    /* 亮色模式默认变量 */
    --primary-color: #4361ee;
    --secondary-color: #3f37c9;
    --accent-color: #4cc9f0;
    --text-color: #333;
    --light-text: #666;
    --bg-color: #f5f7fa;
    --card-bg: #ffffff;
    --border-color: #e1e5ea;
    --shadow-color: rgba(0, 0, 0, 0.05);
    --btn-shadow: rgba(67, 97, 238, 0.3);
    --btn-text: #ffffff;
    --btn-secondary-text: #333;
    --btn-secondary-bg: #f0f2f5;
    --btn-secondary-border: #dde1e7;
    --btn-hover-transform: translateY(-2px);
    
    /* 模板顶部颜色 */
    --template1-color: #8e1c3a; /* 中文模板 - 酒红色 */
    --template2-color: #1a76d2; /* 英文模板1 - 蓝色 */
    --template3-color: #2e7d32; /* 英文模板2 - 绿色 */
    --template4-color: #6a1b9a; /* 英文模板3 - 紫色 */
    --template5-color: #e64a19; /* 英文模板4 - 橙色 */
    --template6-color: #00695c; /* 英文模板5 - 青色 */
    
    /* 动态背景变量 */
    --gradient-color-1: #E3F2FD;
    --gradient-color-2: #BBDEFB;
    --gradient-color-3: #90CAF9;
}

/* 暗色模式变量覆盖 */
@media (prefers-color-scheme: dark) {
    :root {
        --primary-color: #738eec;
        --secondary-color: #6c64d4;
        --accent-color: #5bd8ff;
        --text-color: #e0e0e0;
        --light-text: #aaaaaa;
        --bg-color: #121212;
        --card-bg: #1f1f1f;
        --border-color: #2c2c2c;
        --shadow-color: rgba(0, 0, 0, 0.3);
        --btn-shadow: rgba(115, 142, 236, 0.4);
        --btn-secondary-text: #e0e0e0;
        --btn-secondary-bg: #2c2c2c;
        --btn-secondary-border: #444444;
        
        /* 动态背景变量 - 暗色模式 */
        --gradient-color-1: #0D1117;
        --gradient-color-2: #161B22;
        --gradient-color-3: #21262D;
    }
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Noto Sans SC', sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--bg-color);
    position: relative;
    /* 移除原有静态背景 */
    background-image: none;
    background-size: auto;
    overflow-x: hidden;
}

/* 动态背景效果 */
body::before {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background: linear-gradient(
        320deg,
        var(--gradient-color-1),
        var(--gradient-color-2),
        var(--gradient-color-3),
        var(--gradient-color-2),
        var(--gradient-color-1)
    );
    background-size: 400% 400%;
    animation: gradientFlow 15s ease infinite;
}

/* 渐变流动动画 */
@keyframes gradientFlow {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* 添加微妙的图案效果 */
body::after {
    content: "";
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    opacity: 0.1;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23000000' fill-opacity='0.1'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

@media (prefers-color-scheme: dark) {
    body::after {
        opacity: 0.05;
    }
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem;
}

header {
    text-align: center;
    margin-bottom: 2rem;
    padding: 1rem;
    background-color: var(--card-bg);
    border-radius: 8px;
    box-shadow: 0 4px 6px var(--shadow-color);
}

.logo-container {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1rem;
}

.logo {
    width: 48px;
    height: 48px;
    margin-right: 1rem;
}

h1 {
    font-size: 2rem;
    color: var(--primary-color);
}

.subtitle {
    color: var(--light-text);
    font-size: 1rem;
}

main {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

/* 移除水平布局的媒体查询 */
@media (min-width: 992px) {
    main {
        flex-direction: column; /* 保持垂直布局 */
    }
}

h2 {
    font-size: 1.5rem;
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--border-color);
}

.form-container, .result-container {
    background-color: var(--card-bg);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 6px var(--shadow-color);
}

.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

input[type="text"], input[type="file"], input[type="url"], input[type="date"] {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    background-color: var(--card-bg);
    color: var(--text-color);
}

input[type="text"]:focus, input[type="url"]:focus, input[type="date"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--btn-shadow);
}

.file-input-container {
    position: relative;
    margin-top: 0.5rem;
}

.file-input-label {
    display: block;
    padding: 0.8rem;
    background-color: var(--btn-secondary-bg);
    border: 1px dashed var(--border-color);
    border-radius: 4px;
    text-align: center;
    color: var(--light-text);
    cursor: pointer;
    transition: all 0.3s ease;
}

.file-input-label:hover {
    background-color: var(--btn-secondary-bg);
    border-color: var(--primary-color);
}

input[type="file"] {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    cursor: pointer;
}

.preview-container {
    margin-top: 0.5rem;
    min-height: 60px;
    display: none;
    background-color: var(--card-bg);
}

.preview-container img {
    max-width: 100%;
    max-height: 100px;
    border-radius: 4px;
}

.template-selection {
    margin-top: 2rem;
}

.template-options {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

@media (min-width: 768px) {
    .template-options {
        grid-template-columns: repeat(3, 1fr);
    }
}

.template-option {
    position: relative;
}

.template-option input[type="radio"] {
    position: absolute;
    opacity: 0;
}

.template-label {
    display: flex;
    flex-direction: column;
    align-items: center;
    cursor: pointer;
    padding: 1rem;
    border: 2px solid var(--border-color);
    border-radius: 8px;
    transition: all 0.3s ease;
}

.template-option input[type="radio"]:checked + .template-label {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(67, 97, 238, 0.2);
    transform: translateY(-3px);
}

.template-preview {
    width: 100%;
    height: 100px;
    border-radius: 4px;
    margin-bottom: 0.5rem;
    background-size: cover;
    background-position: center;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* 模板预览样式 */
.template1-preview {
    background: linear-gradient(to bottom, var(--template1-color) 30%, transparent 30%);
    border: 1px solid #ddd;
    position: relative;
    overflow: hidden;
}

.template1-preview:after {
    content: "学生证";
    position: absolute;
    top: 10px;
    right: 10px;
    color: white;
    font-weight: bold;
    font-size: 12px;
}

.template2-preview {
    background: linear-gradient(to bottom, var(--template2-color) 30%, transparent 30%);
    border: 1px solid #ddd;
    position: relative;
    overflow: hidden;
}

.template2-preview:after {
    content: "STUDENT ID";
    position: absolute;
    top: 10px;
    right: 10px;
    color: white;
    font-weight: bold;
    font-size: 10px;
    font-family: 'Arial', sans-serif;
    text-transform: uppercase;
}

.template3-preview {
    background: linear-gradient(to bottom, var(--template3-color) 30%, transparent 30%);
    border: 1px solid #ddd;
    position: relative;
    overflow: hidden;
}

.template3-preview:after {
    content: "STUDENT ID";
    position: absolute;
    top: 10px;
    right: 10px;
    color: white;
    font-weight: bold;
    font-size: 10px;
    font-family: 'Arial', sans-serif;
    text-transform: uppercase;
}

.template4-preview {
    background: linear-gradient(to bottom, var(--template4-color) 30%, transparent 30%);
    border: 1px solid #ddd;
    position: relative;
    overflow: hidden;
}

.template4-preview:after {
    content: "STUDENT ID";
    position: absolute;
    top: 10px;
    right: 10px;
    color: white;
    font-weight: bold;
    font-size: 10px;
    font-family: 'Arial', sans-serif;
    text-transform: uppercase;
}

.template5-preview {
    background: linear-gradient(to bottom, var(--template5-color) 30%, transparent 30%);
    border: 1px solid #ddd;
    position: relative;
    overflow: hidden;
}

.template5-preview:after {
    content: "STUDENT ID";
    position: absolute;
    top: 10px;
    right: 10px;
    color: white;
    font-weight: bold;
    font-size: 10px;
    font-family: 'Arial', sans-serif;
    text-transform: uppercase;
}

.template6-preview {
    background: linear-gradient(to bottom, var(--template6-color) 30%, transparent 30%);
    border: 1px solid #ddd;
    position: relative;
    overflow: hidden;
}

.template6-preview:after {
    content: "STUDENT ID";
    position: absolute;
    top: 10px;
    right: 10px;
    color: white;
    font-weight: bold;
    font-size: 10px;
    font-family: 'Arial', sans-serif;
    text-transform: uppercase;
}

/* 模板预览中的小图标 */
.template-preview:before {
    content: "";
    position: absolute;
    left: 10px;
    top: 10px;
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background-color: white;
}

/* 模板预览中的信息条纹 */
.template1-preview:after, .template2-preview:after, .template3-preview:after, 
.template4-preview:after, .template5-preview:after, .template6-preview:after {
    top: 8px;
}

.template-preview {
    position: relative;
}

.template-preview::after {
    content: "";
    position: absolute;
    left: 35px;
    top: 50%;
    width: 50px;
    height: 5px;
    background-color: #f0f0f0;
    border-radius: 2px;
}

.template-preview::before {
    z-index: 1;
}

/* 动画效果 */
.template-label:hover .template-preview {
    transform: translateY(-3px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

/* 无效表单字段标记 */
input.invalid {
    border-color: #ff3860;
    box-shadow: 0 0 0 2px rgba(255, 56, 96, 0.2);
}

input.invalid + .error-message {
    display: block;
    color: #ff3860;
    font-size: 0.8rem;
    margin-top: 0.3rem;
}

/* 添加表单重置后的清除预览图片效果 */
form:has(button[type="reset"]:active) .preview-container {
    display: none;
}

/* 增强卡片效果 */
.student-id-card {
    width: 100%;
    max-width: 600px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: 0 8px 16px var(--shadow-color);
    background-color: var(--card-bg);
    margin: 0 auto;
    position: relative;
    transition: transform 0.3s ease;
}

.student-id-card:hover {
    transform: translateY(-5px);
}

/* 添加卡片背景纹理 */
.student-id-card:before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='100' height='100' viewBox='0 0 100 100' xmlns='http://www.w3.org/2000/svg'%3E%3Cpath d='M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z' fill='%23f0f0f0' fill-opacity='0.2' fill-rule='evenodd'/%3E%3C/svg%3E");
    z-index: 0;
    opacity: 0.3;
    pointer-events: none;
}

.card-header {
    color: white;
    padding: 1.2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: relative;
    z-index: 1;
}

/* 头部左侧区域样式 */
.header-left-area {
    display: flex;
    align-items: center;
    gap: 15px; /* logo和学校名称之间的间距 */
}

.card-school-name {
    font-size: 1.1rem;
    font-weight: 500;
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.2);
    white-space: nowrap; /* 防止文字换行 */
    overflow: hidden;
    text-overflow: ellipsis; /* 太长的文字显示省略号 */
    max-width: 200px; /* 限制最大宽度 */
}

.english-template .card-school-name {
    font-family: 'Arial', sans-serif;
}

/* 调整标题样式 */
.card-title {
    font-size: 1.5rem;
    font-weight: bold;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.3);
    margin-left: auto; /* 确保标题靠右 */
}

.card-body {
    padding: 1.8rem;
    display: flex;
    position: relative;
    z-index: 1;
    background-color: var(--card-bg);
    align-items: flex-start;
}

.photo-container {
    width: 120px;
    height: 150px;
    border-radius: 8px;
    overflow: hidden;
    margin-right: 2rem;
    background-color: var(--btn-secondary-bg);
    border: 1px solid var(--border-color);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    image-rendering: auto;
}

.photo-container img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    image-rendering: auto;
}

.student-info {
    flex: 1;
    padding-left: 15px;
}

.info-item {
    margin-bottom: 0.75rem;
    display: flex;
    align-items: flex-start;
    position: relative;
}

.info-label {
    font-weight: 500;
    margin-right: 1.5rem;
    min-width: 90px;
    color: var(--text-color);
}

.info-value {
    flex: 1;
    word-break: break-word;
    color: var(--text-color);
}

.card-footer {
    display: none;
}

.signature-line {
    width: 100%;
    height: 1px;
    background-color: var(--border-color);
    margin: 0.5rem 0;
}

.school-name {
    font-size: 0.9rem;
    color: var(--text-color);
    text-align: center;
    margin-top: 0.5rem;
    font-weight: 500;
}

/* 不同模板样式增强 */
.template1 .card-header {
    background-color: var(--template1-color);
    background-image: linear-gradient(135deg, var(--template1-color) 0%, #6d1428 100%);
}

.template2 .card-header {
    background-color: var(--template2-color);
    background-image: linear-gradient(135deg, var(--template2-color) 0%, #0d47a1 100%);
}

.template3 .card-header {
    background-color: var(--template3-color);
    background-image: linear-gradient(135deg, var(--template3-color) 0%, #1b5e20 100%);
}

.template4 .card-header {
    background-color: var(--template4-color);
    background-image: linear-gradient(135deg, var(--template4-color) 0%, #4a148c 100%);
}

.template5 .card-header {
    background-color: var(--template5-color);
    background-image: linear-gradient(135deg, var(--template5-color) 0%, #bf360c 100%);
}

.template6 .card-header {
    background-color: var(--template6-color);
    background-image: linear-gradient(135deg, var(--template6-color) 0%, #004d40 100%);
}

/* 英文模板特有样式增强 */
.english-template .card-title {
    font-family: 'Arial', sans-serif;
    text-transform: uppercase;
    letter-spacing: 1px;
    font-size: 1.3rem;
}

.english-template .info-label {
    font-family: 'Arial', sans-serif;
    text-transform: capitalize;
}

.english-template .info-value {
    font-family: 'Arial', sans-serif;
}

/* 错误消息样式 */
.error-message {
    display: block;
    color: #ff3860;
    font-size: 0.8rem;
    margin-top: 0.3rem;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(-5px); }
    to { opacity: 1; transform: translateY(0); }
}

/* 加载指示器样式 */
.loading-indicator {
    animation: pulse 1.5s infinite;
}

@keyframes pulse {
    0% { opacity: 0.7; }
    50% { opacity: 1; }
    100% { opacity: 0.7; }
}

/* 表单验证样式 */
input.invalid {
    border-color: #ff3860;
    box-shadow: 0 0 0 2px rgba(255, 56, 96, 0.2);
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

footer {
    margin-top: 3rem;
    text-align: center;
    color: var(--light-text);
    font-size: 0.9rem;
}

footer p:first-child {
    font-weight: 500;
    margin-bottom: 0.5rem;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .container {
        padding: 1rem;
    }
    
    .form-container, .result-container {
        padding: 1.5rem;
    }
    
    .card-body {
        flex-direction: column;
    }
    
    .photo-container {
        margin-right: 0;
        margin-bottom: 1.5rem;
        width: 120px;
        height: 160px;
        align-self: center;
    }
    
    .student-info {
        padding-left: 0;
        padding-top: 10px; /* 增加顶部间距 */
    }
    
    .card-school-name {
        font-size: 0.9rem;
        max-width: 120px; /* 小屏幕上减少宽度 */
    }
    
    .header-left-area {
        gap: 8px; /* 减少间距 */
    }
    
    .card-title {
        font-size: 1.2rem; /* 减小标题大小 */
    }
    
    .school-logo {
        width: 40px;
        height: 40px;
    }
    
    /* 在小屏幕上增加模板选项的大小 */
    .template-options {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.7rem;
    }
    
    .template-preview {
        height: 90px;
    }
}

/* 添加更多动画效果 */
/* 页面加载动画 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.form-container, .result-container {
    animation: fadeInUp 0.5s ease-out;
}

/* 表单组动画 - 级联效果 */
.form-group {
    opacity: 0;
    animation: fadeInUp 0.5s ease-out forwards;
}

.form-group:nth-child(1) { animation-delay: 0.1s; }
.form-group:nth-child(2) { animation-delay: 0.15s; }
.form-group:nth-child(3) { animation-delay: 0.2s; }
.form-group:nth-child(4) { animation-delay: 0.25s; }
.form-group:nth-child(5) { animation-delay: 0.3s; }
.form-group:nth-child(6) { animation-delay: 0.35s; }
.form-group:nth-child(7) { animation-delay: 0.4s; }
.form-group:nth-child(8) { animation-delay: 0.45s; }
.form-group:nth-child(9) { animation-delay: 0.5s; }

/* 学生证生成动画 */
@keyframes cardAppear {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.student-id-card {
    animation: cardAppear 0.5s ease-out;
}

/* 预览容器显示动画 */
.result-container {
    width: 100%;
    margin-top: 2rem;
    opacity: 0;
    height: 0;
    overflow: hidden;
    transition: opacity 0.5s ease, height 0s 0.5s;
}

.result-container.visible {
    opacity: 1;
    height: auto;
    overflow: visible;
    transition: opacity 0.5s ease;
}

/* 表单重置动画 */
@keyframes formReset {
    0% { transform: translateX(0); }
    10% { transform: translateX(-5px); }
    20% { transform: translateX(5px); }
    30% { transform: translateX(-3px); }
    40% { transform: translateX(3px); }
    50% { transform: translateX(-1px); }
    60% { transform: translateX(1px); }
    100% { transform: translateX(0); }
}

form.resetting {
    animation: formReset 0.5s ease;
}

/* 加载指示器旋转动画 */
@keyframes rotate {
    from { transform: translate(-50%, -50%) rotate(0deg); }
    to { transform: translate(-50%, -50%) rotate(360deg); }
}

.loading-indicator:before {
    content: '';
    position: absolute;
    width: 20px;
    height: 20px;
    border: 2px solid #fff;
    border-top-color: transparent;
    border-radius: 50%;
    left: 15px;
    top: 50%;
    transform: translateY(-50%);
    animation: rotate 1s linear infinite;
}

/* 添加图片链接与上传切换功能样式 */
.input-toggle-group {
    margin-top: 0.5rem;
}

.toggle-buttons {
    display: flex;
    margin-bottom: 0.8rem;
}

.toggle-btn {
    padding: 0.5rem 1rem;
    background-color: var(--btn-secondary-bg);
    border: 1px solid var(--border-color);
    cursor: pointer;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.toggle-btn:first-child {
    border-top-left-radius: 4px;
    border-bottom-left-radius: 4px;
}

.toggle-btn:last-child {
    border-top-right-radius: 4px;
    border-bottom-right-radius: 4px;
}

.toggle-btn.active {
    background-color: var(--primary-color);
    color: var(--btn-text);
    border-color: var(--primary-color);
}

.full-width {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
}

.small-btn {
    padding: 0.5rem 1rem;
    font-size: 0.9rem;
    border-radius: 6px;
}

/* 日期输入框样式 */
input[type="date"] {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24'%3E%3Cpath fill='%23333' d='M20 3h-1V1h-2v2H7V1H5v2H4c-1.1 0-2 .9-2 2v16c0 1.1.9 2 2 2h16c1.1 0 2-.9 2-2V5c0-1.1-.9-2-2-2zm0 18H4V8h16v13z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 10px center;
    background-size: 16px;
}

input[type="date"]:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px var(--btn-shadow);
}

/* 预览按钮样式 */
.preview-url-btn {
    display: block;
    margin-left: auto;
    background-color: var(--secondary-color);
    color: var(--btn-text);
}

.preview-url-btn:hover {
    background-color: var(--primary-color);
    transform: var(--btn-hover-transform);
}

/* 添加自定义按钮样式 */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    border: none;
    outline: none;
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-color: transparent;
    border-radius: inherit;
    transition: all 0.3s ease;
    z-index: -1;
    opacity: 0;
}

.btn:hover::after {
    opacity: 0.2;
    background-color: #fff;
}

.btn:active {
    transform: scale(0.98);
}

.primary-btn {
    background-color: var(--primary-color);
    color: var(--btn-text);
    box-shadow: 0 4px 10px var(--btn-shadow);
}

.primary-btn:hover {
    transform: var(--btn-hover-transform);
    box-shadow: 0 6px 15px var(--btn-shadow);
    background-color: var(--secondary-color);
}

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

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

/* 按钮涟漪效果 */
.btn:active::after {
    opacity: 1;
    transform: scale(0);
    transition: 0s;
}

/* 按钮动画 */
@keyframes buttonPulse {
    0% {
        box-shadow: 0 0 0 0 rgba(var(--primary-color-rgb, 67, 97, 238), 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(var(--primary-color-rgb, 67, 97, 238), 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(var(--primary-color-rgb, 67, 97, 238), 0);
    }
}

.primary-btn:focus {
    animation: buttonPulse 1.5s infinite;
}

/* 按钮组样式 */
.button-group {
    display: flex;
    gap: 1rem;
    margin-top: 1.5rem;
    flex-wrap: wrap;
}

/* 学生证暗色模式适配 */
.student-id-card {
    box-shadow: 0 8px 16px var(--shadow-color);
}

.info-label {
    color: var(--text-color);
}

.info-value {
    color: var(--text-color);
}

/* 添加生成和下载按钮的脉动效果 */
@keyframes highlight {
    0% {
        filter: brightness(1);
    }
    50% {
        filter: brightness(1.1);
    }
    100% {
        filter: brightness(1);
    }
}

#generateBtn, #downloadBtn {
    position: relative;
    animation: highlight 2s ease-in-out infinite;
}

/* 修改学生照片容器在暗色模式下的样式 */
.photo-container {
    background-color: var(--btn-secondary-bg);
    border: 1px solid var(--border-color);
}

/* 标题区域样式 */
.header-title-area {
    display: none;
}

.card-school-name {
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 0.2rem;
    text-shadow: 0 1px 1px rgba(0, 0, 0, 0.2);
    opacity: 0.9;
}

.english-template .card-school-name {
    font-family: 'Arial', sans-serif;
}

/* 美化学生证预览区域 */
.student-id-preview {
    display: flex;
    justify-content: center;
    margin: 1rem 0 2rem;
}

/* 卡片头部纹理 */
.card-header:before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url("data:image/svg+xml,%3Csvg width='40' height='40' viewBox='0 0 40 40' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='%23ffffff' fill-opacity='0.1' fill-rule='evenodd'%3E%3Cpath d='M0 40L40 0H20L0 20M40 40V20L20 40'/%3E%3C/g%3E%3C/svg%3E");
    z-index: -1;
}

.school-logo {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background-color: white;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.2);
    border: 2px solid rgba(255, 255, 255, 0.5);
    flex-shrink: 0; /* 防止缩小 */
}

.school-logo img {
    max-width: 90%;
    max-height: 90%;
    object-fit: contain;
}

/* 使学校名称在不同的模板中保持一致的样式 */
.template1 .card-school-name,
.template2 .card-school-name,
.template3 .card-school-name,
.template4 .card-school-name,
.template5 .card-school-name,
.template6 .card-school-name {
    color: white;
}

/* 小屏幕适配 */
@media (max-width: 500px) {
    .card-body {
        padding: 1.4rem;
    }
    
    .photo-container {
        width: 100px;
        height: 130px;
        margin-right: 1.2rem;
    }
    
    .info-label {
        min-width: 70px;
        margin-right: 0.8rem;
    }
}

/* 高质量图像渲染类 - 用于导出高质量图像时应用 */
.high-quality-render {
    image-rendering: -webkit-optimize-contrast;
    image-rendering: crisp-edges;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

.high-quality-render img {
    image-rendering: high-quality;
}

.high-quality-render .info-label,
.high-quality-render .info-value,
.high-quality-render .card-title,
.high-quality-render .card-school-name {
    letter-spacing: 0.01em;
    font-smooth: always;
}

/* 学校徽标优化 */
.school-logo img {
    max-height: 40px;
    max-width: 40px;
    object-fit: contain;
    vertical-align: middle;
    image-rendering: auto;
}