* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    background: #f5f7fa;
    color: #333;
}
.login-container {
    max-width: 400px;
    margin: 80px auto;
    padding: 30px;
    background: #fff;
    border-radius: 12px;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}
.login-container h2 {
    text-align: center;
    margin-bottom: 20px;
}
.login-container label {
    display: block;
    margin: 10px 0 5px;
    font-weight: 500;
}
.login-container input {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 6px;
}
.login-container button {
    width: 100%;
    padding: 12px;
    margin-top: 15px;
    background: #1a73e8;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 16px;
    cursor: pointer;
}
.error {
    color: #d93025;
    background: #fce8e6;
    padding: 10px;
    border-radius: 6px;
    margin-bottom: 15px;
}

.navbar {
    background: #fff;
    padding: 12px 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    box-shadow: 0 1px 4px rgba(0,0,0,0.1);
    flex-wrap: wrap;
}
.navbar a {
    margin-left: 15px;
    color: #1a73e8;
    text-decoration: none;
}
.container {
    max-width: 960px;
    margin: 20px auto;
    padding: 0 15px;
}
.upload-methods {
    display: flex;
    gap: 10px;
    margin: 15px 0;
}
.upload-methods button {
    flex: 1;
    padding: 12px;
    border: 2px solid #1a73e8;
    background: #fff;
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    color: #1a73e8;
}
.upload-methods button.active {
    background: #1a73e8;
    color: #fff;
}

#cameraSection {
    text-align: center;
    margin: 15px 0;
}
#cameraSection video {
    width: 100%;
    max-width: 400px;
    border-radius: 12px;
    background: #000;
}
#captureBtn {
    margin-top: 10px;
    padding: 12px 30px;
    background: #0f9d58;
    color: #fff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
}

#fileSection {
    margin: 15px 0;
    display: flex;
    gap: 10px;
    align-items: center;
}
#fileInput {
    flex: 1;
}
.preview-area {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 15px 0;
}
.preview-area .thumb {
    position: relative;
    width: 100px;
    height: 100px;
    border-radius: 8px;
    overflow: hidden;
    border: 2px solid #ddd;
}
.preview-area .thumb img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}
.preview-area .thumb .remove {
    position: absolute;
    top: 2px;
    right: 2px;
    background: rgba(255,0,0,0.7);
    color: #fff;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    text-align: center;
    line-height: 20px;
    cursor: pointer;
    font-size: 14px;
}
.action-buttons {
    display: flex;
    gap: 10px;
    margin: 20px 0;
    flex-wrap: wrap;
}
.action-buttons button {
    padding: 12px 25px;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    cursor: pointer;
}
#recognizeBtn { background: #1a73e8; color: #fff; }
#saveAllBtn { background: #0f9d58; color: #fff; }
#exportCurrentBtn { background: #f9ab00; color: #fff; }
button:disabled { opacity: 0.6; cursor: not-allowed; }

.result-table {
    margin-top: 25px;
    overflow-x: auto;
}
.result-table table {
    width: 100%;
    border-collapse: collapse;
    background: #fff;
}
.result-table th, .result-table td {
    padding: 12px;
    border: 1px solid #e0e0e0;
    text-align: left;
}
.result-table th {
    background: #f1f3f4;
}
.table-wrapper {
    overflow-x: auto;
}

@media (max-width: 600px) {
    .navbar a { margin-left: 10px; }
    .action-buttons button { flex: 1; padding: 12px; }
}

/* 管理页样式 */
.api-form input {
    width: 100%;
    padding: 12px;
    margin: 8px 0;
    border: 1px solid #ddd;
    border-radius: 6px;
}
.api-form button {
    padding: 12px 30px;
    background: #1a73e8;
    color: #fff;
    border: none;
    border-radius: 8px;
    margin-top: 10px;
    cursor: pointer;
}
/* ---- 增强全局响应式与过渡 ---- */
html {
    scroll-behavior: smooth;
}
body {
    background: #f0f2f5;
}
a, button, .btn {
    transition: all 0.2s ease;
}
/* 表格移动端横滚优化 */
.table-wrapper {
    -webkit-overflow-scrolling: touch;
}
/* 隐藏canvas元素 */
canvas {
    display: none;
}
/* 按钮禁用样式 */
.btn:disabled, button:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}
/* 手动适配老样式中的.login-container（不影响仪表盘） */
.login-container {
    background: white;
    border-radius: 20px;
}