/* 通用样式 */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* 变量定义 */
:root {
    /* 主色调 */
    --primary-color: #4361ee;
    --primary-light: #4895ef;
    --primary-dark: #3a0ca3;
    
    /* 辅助色调 */
    --secondary-color: #560bad;
    --secondary-light: #7209b7;
    --secondary-dark: #4cc9f0;
    
    /* 功能色调 */
    --success-color: #2ec4b6;
    --danger-color: #e63946;
    --warning-color: #f77f00;
    
    /* 中性色调 */
    --dark-color: #1d3557;
    --dark-medium: #2b2d42;
    --medium-color: #457b9d;
    --light-medium: #a8dadc;
    --light-color: #f1faee;
    
    /* 其他变量 */
    --box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    --border-radius: 8px;
    --transition-speed: 0.3s;
    --font-main: 'Segoe UI', -apple-system, BlinkMacSystemFont, sans-serif;
}

body {
    font-family: var(--font-main);
    background-color: #f8f9fa;
    color: var(--dark-color);
    line-height: 1.6;
}

.wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

.hidden {
    display: none !important;
}

/* 按钮样式 */
.btn {
    display: inline-block;
    padding: 0.8rem 1.5rem;
    border: none;
    border-radius: var(--border-radius);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-speed);
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(67, 97, 238, 0.3);
}

.btn-cancel {
    background-color: #f8f9fa;
    color: var(--dark-medium);
}

.btn-cancel:hover {
    background-color: #e9ecef;
}

.btn-outline {
    border: 2px solid var(--primary-color);
    background: transparent;
    color: var(--primary-color);
}

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

.btn-icon {
    background-color: var(--light-color);
    color: var(--medium-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.btn-icon:hover {
    background-color: var(--light-medium);
    color: var(--dark-medium);
}

.btn-page {
    padding: 0.5rem 1rem;
    background-color: var(--light-color);
    color: var(--dark-medium);
}

.btn-page:hover:not([disabled]) {
    background-color: var(--light-medium);
}

.btn-page[disabled] {
    opacity: 0.5;
    cursor: not-allowed;
}

/* 登录注册表单样式 */
.auth-container {
    width: 100%;
    max-width: 500px;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    transition: all var(--transition-speed);
}

.auth-header {
    display: flex;
    justify-content: center;
    padding: 1.5rem 1rem 0;
}

.auth-tabs {
    display: flex;
    width: 100%;
    border-bottom: 2px solid var(--light-medium);
}

.auth-tab {
    padding: 0.8rem 1.5rem;
    cursor: pointer;
    font-weight: 600;
    transition: all var(--transition-speed);
    border-bottom: 3px solid transparent;
    margin-bottom: -2px;
    color: var(--medium-color);
}

.auth-tab.active {
    color: var(--primary-color);
    border-bottom: 3px solid var(--primary-color);
}

.auth-body {
    padding: 1.5rem;
}

/* 表单样式 */
.form {
    display: none;
}

.form.active {
    display: block;
}

.form-item {
    margin-bottom: 1.2rem;
}

.form-item label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--dark-medium);
}

.form-item input,
.form-item select {
    width: 100%;
    padding: 0.8rem;
    border: 1px solid #ddd;
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: all var(--transition-speed);
}

.form-item input:focus,
.form-item select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 2px rgba(67, 97, 238, 0.2);
    outline: none;
}

.form-button {
    margin-top: 1.5rem;
}

/* 仪表板样式 */
.dashboard-container {
    width: 100%;
    max-width: 1200px;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    overflow: hidden;
    transition: all var(--transition-speed);
}

.dashboard-header {
    padding: 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #eee;
    background-color: var(--light-color);
}

.title-area {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.dashboard-header h1 {
    font-size: 1.5rem;
    color: var(--dark-color);
    margin: 0;
}

.admin-badge {
    background-color: var(--secondary-color);
    color: white;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.user-area {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.user-area span {
    color: var(--secondary-color);
}

/* 内容区域样式 */
.content-section {
    display: none;
    padding: 1.5rem;
}

.content-section.active {
    display: block;
}

.content-box {
    background-color: white;
    border-radius: var(--border-radius);
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.content-header {
    padding: 1rem 1.5rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-bottom: 1px solid #eee;
}

.content-header h2 {
    font-size: 1.2rem;
    margin: 0;
    color: var(--dark-medium);
}

/* 表格样式 */
.table-container {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.data-table th,
.data-table td {
    padding: 0.5rem;
    text-align: left;
    border-bottom: 1px solid #eee;
}

.data-table th {
    background-color: var(--light-color);
    color: var(--dark-medium);
    font-weight: 600;
}

.data-table tr:last-child td {
    border-bottom: none;
}

.data-table tbody tr:hover {
    background-color: rgba(241, 250, 238, 0.5);
}

.data-table th:last-child {
    /* 操作列宽度 */
    min-width: 200px;
    width: 200px;
}

.loading-row {
    text-align: center;
    color: var(--medium-color);
}

.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s linear infinite;
    margin-right: 10px;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.pagination-container {
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 1rem;
    gap: 1rem;
}

/* Toast 样式 */
.toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    max-width: 350px;
    opacity: 0;
    transform: translateY(100px);
    transition: all 0.5s ease;
    z-index: 2000;
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

.toast-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 1.5rem;
    background-color: var(--dark-medium);
    color: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
}

.toast-content.success {
    background-color: var(--success-color);
}

.toast-content.error {
    background-color: var(--danger-color);
}

.toast-content.warning {
    background-color: var(--warning-color);
}

.toast-close {
    background: transparent;
    border: none;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    margin-left: 1rem;
}

/* 模态框样式 */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    overflow-y: auto;
    padding: 2rem;
    background-color: rgba(0, 0, 0, 0.5);
}

.modal.show {
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content {
    width: 100%;
    max-width: 600px;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    animation: modalFadeIn 0.3s ease;
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    border-bottom: 1px solid #eee;
}

.modal-header h3 {
    margin: 0;
    color: var(--dark-color);
    font-size: 1.2rem;
}

.close-button {
    background: transparent;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--medium-color);
    line-height: 1;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    padding: 1rem 1.5rem;
    border-top: 1px solid #eee;
    display: flex;
    justify-content: flex-end;
    gap: 1rem;
}

.password-info,
.user-info-display {
    margin-bottom: 1.5rem;
    padding: 1rem;
    background-color: var(--light-color);
    border-radius: var(--border-radius);
    color: var(--dark-medium);
}

/* 表格中的操作按钮 */
.action-buttons {
    display: flex;
    flex-wrap: nowrap;
    justify-content: center;
    white-space: nowrap;
}

.action-btn {
    padding: 0.3rem 0.5rem;
    font-size: 0.75rem;
    margin-right: 0.2rem;
    border-radius: var(--border-radius);
    flex-shrink: 0;
}

.action-btn.edit {
    background-color: var(--primary-light);
    color: white;
}

.action-btn.password {
    background-color: var(--secondary-light);
    color: white;
}

.action-btn.delete {
    background-color: var(--danger-color);
    color: white;
}

.action-btn.menu {
    background-color: var(--success-color);
    color: white;
}

/* 响应式调整 */
@media (max-width: 768px) {
    .wrapper {
        padding: 1rem;
    }
    
    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }
    
    .user-area {
        width: 100%;
        justify-content: space-between;
    }
    
    .header-actions {
        flex-wrap: wrap;
    }
    
    .modal {
        padding: 1rem;
    }
    
    .modal-content {
        max-width: 100%;
    }
}

.header-actions {
    display: flex;
    gap: 0.8rem;
    align-items: center;
}

.auth-notice {
    background-color: var(--light-color);
    padding: 0.8rem;
    margin: 1rem;
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    color: var(--medium-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.auth-notice i {
    color: #4b70dd;
    margin-right: 5px;
}

/* 导航栏样式 */
.dashboard-nav {
    display: flex;
    background-color: white;
    border-bottom: 1px solid #eee;
}

.nav-item {
    padding: 1rem 1.5rem;
    cursor: pointer;
    transition: all var(--transition-speed);
    position: relative;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.nav-item:hover {
    background-color: var(--light-color);
}

.nav-item.active {
    color: var(--primary-color);
    font-weight: 600;
}

.nav-item.active::after {
    content: '';
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    height: 3px;
    background-color: var(--primary-color);
}

.nav-item i {
    margin-right: 8px;
}

/* 菜单复选框容器 */
.menu-checkboxes {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    margin-top: 1rem;
}

.menu-checkbox-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem;
    border-radius: var(--border-radius);
    transition: background-color var(--transition-speed);
}

.menu-checkbox-item:hover {
    background-color: var(--light-color);
}

.menu-checkbox-item input[type="checkbox"] {
    width: 18px;
    height: 18px;
}

.menu-actions {
    display: flex;
    gap: 5px;
}

/* 徽章样式 */
.badge {
    display: inline-block;
    padding: 0.25em 0.5em;
    font-size: 0.75em;
    font-weight: 700;
    line-height: 1;
    text-align: center;
    white-space: nowrap;
    vertical-align: baseline;
    border-radius: 0.375rem;
}

.admin-badge {
    color: white;
    background-color: var(--primary-color);
}

.danger-badge {
    color: white;
    background-color: var(--danger-color);
}

.warning-badge {
    color: #212529;
    background-color: var(--warning-color);
}

.success-badge {
    color: white;
    background-color: var(--success-color);
}

/* 添加设备ID相关样式 */
.device-hint {
    font-size: 0.8em;
    color: #666;
    font-weight: normal;
}

.form-hint {
    font-size: 0.75em;
    color: #666;
    margin-top: 4px;
}

.input-error {
    border-color: #e74c3c !important;
    box-shadow: 0 0 0 2px rgba(231, 76, 60, 0.25) !important;
    animation: shake 0.5s;
}

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

.required-field label::after {
    content: " *";
    color: #e74c3c;
}

.required-field .form-hint {
    color: #e74c3c;
    font-weight: bold;
}