/* 基础样式重置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: #f5f5f5;
    color: #333;
    line-height: 1.6;
}

/* 主容器 */
.app-container {
    display: flex;
    min-height: 100vh;
}

/* 导航菜单 */
.main-nav {
    width: 250px;
    background: #1E88E5;
    color: white;
    padding: 20px;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
}

.nav-header h1 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 5px;
}

.nav-header p {
    font-size: 12px;
    opacity: 0.8;
    margin-bottom: 30px;
}

.nav-menu {
    list-style: none;
}

.nav-item {
    display: flex;
    align-items: center;
    padding: 12px 16px;
    margin-bottom: 8px;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.nav-item.active {
    background: rgba(255, 255, 255, 0.2);
}

.nav-item i {
    margin-right: 12px;
    width: 20px;
    text-align: center;
}

/* 主内容区域 */
.main-content {
    flex: 1;
    margin-left: 250px;
    padding: 20px;
}

.app-section {
    display: none;
}

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

.section-header h2 {
    font-size: 24px;
    font-weight: 600;
    margin-bottom: 20px;
    color: #333;
}

/* 设备框架 */
.device-frame {
    display: flex;
    justify-content: center;
    align-items: flex-start;
}

.phone-screen {
    width: 375px;
    height: 667px;
    background: #000;
    border-radius: 25px;
    padding: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    position: relative;
}

.phone-screen::before {
    content: '';
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background: #333;
    border-radius: 2px;
}

.desktop-screen {
    width: 1200px;
    height: 800px;
    background: #000;
    border-radius: 8px;
    padding: 8px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* PC管理端特殊样式 - 实际大小展开 */
#pc-admin .device-frame {
    display: block;
    width: 100%;
    max-width: none;
}

#pc-admin .desktop-screen {
    width: 100%;
    height: auto;
    min-height: 100vh;
    background: transparent;
    border-radius: 0;
    padding: 0;
    box-shadow: none;
}

#pc-admin .app-content {
    width: 100%;
    height: auto;
    min-height: 100vh;
    background: #f5f5f5;
    border-radius: 0;
    overflow: visible;
}

/* PC登录页特殊样式 - 全屏居中 */
.pc-login-page-wrapper {
    min-height: 100vh;
    width: 100vw;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1E88E5 0%, #1565C0 100%);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 9999;
}

.back-to-nav {
    position: fixed;
    top: 20px;
    left: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s ease;
    z-index: 10000;
}

.back-to-nav:hover {
    background: rgba(255, 255, 255, 0.3);
}

.pc-login-page-wrapper .login-container {
    width: 100%;
    max-width: 450px;
    padding: 20px;
}

.pc-login-page-wrapper .login-card {
    background: white;
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.pc-login-page-wrapper .login-header {
    text-align: center;
    margin-bottom: 32px;
}

.pc-login-page-wrapper .login-header .logo {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, #1E88E5 0%, #1565C0 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.pc-login-page-wrapper .login-header .logo i {
    font-size: 32px;
    color: white;
}

.pc-login-page-wrapper .login-header h3 {
    font-size: 24px;
    font-weight: 600;
    color: #333;
}

.pc-login-page-wrapper .form-group {
    margin-bottom: 20px;
}

.pc-login-page-wrapper .captcha-group {
    display: flex;
    gap: 12px;
}

.pc-login-page-wrapper .captcha-group .form-control {
    flex: 1;
}

.pc-login-page-wrapper .captcha-image {
    width: 120px;
    height: 40px;
    background: #f0f0f0;
    border: 1px solid #e0e0e0;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    user-select: none;
}

.pc-login-page-wrapper .form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.pc-login-page-wrapper .checkbox {
    display: flex;
    align-items: center;
    gap: 6px;
    cursor: pointer;
}

.pc-login-page-wrapper .forgot-link {
    color: #1E88E5;
    text-decoration: none;
    font-size: 14px;
}

.pc-login-page-wrapper .forgot-link:hover {
    text-decoration: underline;
}

.pc-login-page-wrapper .login-footer {
    text-align: center;
    margin-top: 24px;
    padding-top: 24px;
    border-top: 1px solid #e0e0e0;
    color: #999;
    font-size: 12px;
}

/* 返回导航按钮（PC端） */
.back-to-nav {
    position: fixed;
    top: 20px;
    left: 20px;
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: rgba(30, 136, 229, 0.9);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-size: 14px;
    transition: all 0.3s ease;
    z-index: 2000;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
}

.back-to-nav:hover {
    background: rgba(21, 101, 192, 1);
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

/* PC管理端布局样式 */
.pc-layout {
    display: flex;
    min-height: 100vh;
}

.pc-sidebar {
    width: 250px;
    background: #fff;
    border-right: 1px solid #e0e0e0;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
}

.pc-sidebar .sidebar-header {
    padding: 20px;
    border-bottom: 1px solid #e0e0e0;
}

.pc-sidebar .logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 18px;
    font-weight: 600;
    color: #1E88E5;
}

.pc-sidebar .logo i {
    font-size: 24px;
}

.pc-sidebar .sidebar-menu {
    padding: 16px 0;
}

.pc-sidebar .sidebar-menu a.menu-item {
    display: flex;
    align-items: center;
    padding: 12px 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    gap: 12px;
    text-decoration: none;
    color: #333;
    font-size: 14px;
    border-left: 3px solid transparent;
}

.pc-sidebar .sidebar-menu a.menu-item:hover {
    background: #E3F2FD;
    color: #1E88E5;
    border-left-color: #1E88E5;
}

.pc-sidebar .sidebar-menu a.menu-item.active {
    background: #E3F2FD;
    color: #1E88E5;
    font-weight: 600;
    border-left-color: #1E88E5;
}

.pc-sidebar .sidebar-menu a.menu-item i {
    width: 20px;
    text-align: center;
}

.pc-main {
    flex: 1;
    margin-left: 250px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.pc-header {
    height: 60px;
    background: #fff;
    border-bottom: 1px solid #e0e0e0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 20px;
    position: sticky;
    top: 0;
    z-index: 999;
}

.pc-content-area {
    flex: 1;
    padding: 20px;
    background: #f5f5f5;
    min-height: calc(100vh - 60px);
}

/* 侧边栏样式 */
.sidebar {
    width: 250px;
    background: #fff;
    border-right: 1px solid #e0e0e0;
    position: fixed;
    height: 100vh;
    overflow-y: auto;
    z-index: 1000;
}

.sidebar-header {
    padding: 20px;
    border-bottom: 1px solid #e0e0e0;
}

.sidebar-header .logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 18px;
    font-weight: 600;
    color: #1E88E5;
}

.sidebar-menu {
    padding: 20px 0;
}

.menu-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 20px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: #666;
}

.menu-item:hover {
    background: #f5f5f5;
    color: #1E88E5;
}

.menu-item.active {
    background: #E3F2FD;
    color: #1E88E5;
    border-right: 3px solid #1E88E5;
}

.menu-item i {
    width: 20px;
    text-align: center;
}

/* 头部样式 */
.header-left h3 {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin: 0;
}

.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.header-right span {
    color: #666;
    font-size: 14px;
}

.header-right i {
    color: #666;
    cursor: pointer;
    padding: 8px;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.header-right i:hover {
    background: #f5f5f5;
    color: #1E88E5;
}

/* 数据驾驶舱样式 */
.dashboard {
    padding: 20px;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.stat-value {
    font-size: 32px;
    font-weight: 600;
    color: #1E88E5;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 14px;
    color: #666;
    margin-bottom: 8px;
}

.stat-change {
    font-size: 12px;
    font-weight: 500;
}

.stat-change.positive {
    color: #4CAF50;
}

.stat-change.negative {
    color: #F44336;
}

.charts-section {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.chart-container {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.chart-container h4 {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-bottom: 16px;
}

.chart-placeholder {
    height: 200px;
    background: #f8f9fa;
    border: 2px dashed #dee2e6;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #6c757d;
}

.chart-placeholder i {
    font-size: 48px;
    margin-bottom: 12px;
}

.quick-actions {
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.quick-actions h4 {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-bottom: 16px;
}

.action-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-top: 16px;
}

.action-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 30px 20px;
    background: #ffffff;
    border: 1px solid #E0E0E0;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    color: #333333;
    min-height: 120px;
}

.action-card i {
    font-size: 32px;
    color: #1E88E5;
    margin-bottom: 12px;
}

.action-card span {
    font-size: 14px;
    font-weight: 500;
    color: #333333;
}

.action-card:hover {
    background: #E3F2FD;
    border-color: #1E88E5;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(30, 136, 229, 0.15);
}

.action-card:hover i,
.action-card:hover span {
    color: #1E88E5;
}

.action-card span {
    font-size: 14px;
    font-weight: 500;
}

/* 表单样式 */
.form-section {
    background: white;
    padding: 20px;
    border-radius: 8px;
    margin-bottom: 20px;
}

.form-section h4 {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-bottom: 16px;
    padding-bottom: 8px;
    border-bottom: 1px solid #e0e0e0;
}

.form-row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 16px;
    margin-bottom: 16px;
}

.form-group {
    display: flex;
    flex-direction: column;
}

.form-group label {
    font-size: 14px;
    color: #333;
    margin-bottom: 8px;
    font-weight: 500;
}

.required {
    color: #F44336;
    margin-right: 4px;
}

.form-actions {
    display: flex;
    gap: 12px;
    justify-content: flex-end;
    margin-top: 24px;
    padding-top: 16px;
    border-top: 1px solid #e0e0e0;
}

/* 标签页样式 */
.tabs {
    display: flex;
    gap: 8px;
    margin-bottom: 20px;
    border-bottom: 2px solid #e0e0e0;
}

.tab {
    padding: 12px 24px;
    font-size: 14px;
    color: #666;
    cursor: pointer;
    border-bottom: 2px solid transparent;
    margin-bottom: -2px;
    transition: all 0.3s ease;
}

.tab:hover {
    color: #1E88E5;
}

.tab.active {
    color: #1E88E5;
    border-bottom-color: #1E88E5;
    font-weight: 600;
}

/* 筛选区域样式 */
.filter-section {
    background: white;
    padding: 16px;
    border-radius: 8px;
    margin-bottom: 16px;
    display: flex;
    gap: 12px;
    align-items: flex-end;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    flex-direction: column;
    min-width: 200px;
}

.filter-group label {
    font-size: 14px;
    color: #666;
    margin-bottom: 8px;
}

/* 地图容器样式 */
.map-container {
    background: white;
    padding: 20px;
    border-radius: 8px;
    margin-top: 20px;
}

.map-placeholder {
    height: 400px;
    background: #f8f9fa;
    border: 2px dashed #dee2e6;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #6c757d;
}

.map-placeholder i {
    font-size: 64px;
    margin-bottom: 16px;
}

/* 监控网格样式 */
.monitor-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 16px;
}

.monitor-window {
    background: #000;
    border-radius: 8px;
    overflow: hidden;
    aspect-ratio: 16/9;
}

.monitor-placeholder {
    height: 100%;
    background: #1a1a1a;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: #666;
}

.monitor-placeholder i {
    font-size: 48px;
    margin-bottom: 12px;
}

/* 警告提示样式 */
.alert {
    padding: 12px 16px;
    border-radius: 4px;
    margin-bottom: 16px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.alert-danger {
    background: #ffebee;
    color: #c62828;
    border-left: 4px solid #F44336;
}

.alert i {
    font-size: 18px;
}

/* 链接样式 */
.link {
    color: #1E88E5;
    text-decoration: none;
    cursor: pointer;
}

.link:hover {
    text-decoration: underline;
}

/* 系统提醒弹窗样式 */
.toast-container {
    position: fixed;
    top: 20px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 12px;
    pointer-events: none;
}

.toast {
    background: #fff;
    padding: 12px 20px;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    gap: 12px;
    min-width: 300px;
    pointer-events: auto;
    animation: slideDown 0.3s ease;
}

.toast.toast-success {
    border-left: 4px solid #4CAF50;
}

.toast.toast-error {
    border-left: 4px solid #F44336;
}

.toast.toast-warning {
    border-left: 4px solid #FF9800;
}

.toast.toast-info {
    border-left: 4px solid #2196F3;
}

.toast i {
    font-size: 20px;
}

.toast.toast-success i {
    color: #4CAF50;
}

.toast.toast-error i {
    color: #F44336;
}

.toast.toast-warning i {
    color: #FF9800;
}

.toast.toast-info i {
    color: #2196F3;
}

.toast-message {
    flex: 1;
    font-size: 14px;
    color: #333;
}

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

/* 模态框样式 */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9998;
    animation: fadeIn 0.3s ease;
}

.modal-overlay.active {
    display: flex;
}

.modal {
    background: #fff;
    border-radius: 8px;
    padding: 24px;
    max-width: 500px;
    width: 90%;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
    animation: scaleIn 0.3s ease;
}

@keyframes scaleIn {
    from {
        opacity: 0;
        transform: scale(0.9);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 16px;
}

.modal-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
}

.modal-close {
    background: none;
    border: none;
    font-size: 24px;
    color: #666;
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 4px;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: #f5f5f5;
    color: #333;
}

.modal-body {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin-bottom: 20px;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
}

/* 底部Tab导航样式 */
.bottom-tab-nav {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 60px;
    background: #fff;
    border-top: 1px solid #e0e0e0;
    display: flex;
    justify-content: space-around;
    align-items: center;
    z-index: 1000;
    box-shadow: 0 -2px 8px rgba(0, 0, 0, 0.05);
}

.bottom-tab-nav .tab-item {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    cursor: pointer;
    color: #666;
    transition: all 0.3s ease;
    padding: 8px 0;
}

.bottom-tab-nav .tab-item i {
    font-size: 20px;
    transition: all 0.3s ease;
}

.bottom-tab-nav .tab-item span {
    font-size: 12px;
    transition: all 0.3s ease;
}

.bottom-tab-nav .tab-item:hover {
    color: #1E88E5;
}

.bottom-tab-nav .tab-item.active {
    color: #1E88E5;
}

.bottom-tab-nav .tab-item.active i {
    transform: scale(1.1);
}

/* 为App内容区域添加底部内边距，避免被Tab导航遮挡 */
#business-content,
#driver-content {
    padding-bottom: 60px;
}

.app-content {
    width: 100%;
    height: 100%;
    background: #fff;
    border-radius: 20px;
    overflow: hidden;
    position: relative;
}

/* 为App端内容区域设置相对定位，使底部导航相对于它定位 */
#business-content,
#driver-content {
    position: relative;
    height: 100%;
}

/* 页面样式 */
.page {
    display: none;
    height: 100%;
    overflow-y: auto;
    padding: 0;
    animation: fadeIn 0.3s ease;
}

.page.active {
    display: block;
}

/* 页面切换动画 */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeOut {
    from {
        opacity: 1;
        transform: translateY(0);
    }
    to {
        opacity: 0;
        transform: translateY(-10px);
    }
}

.page.fade-out {
    animation: fadeOut 0.3s ease;
}

/* 页面头部 */
.page-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 20px 16px 16px;
    background: #fff;
    border-bottom: 1px solid #f0f0f0;
    position: sticky;
    top: 0;
    z-index: 10;
}

.page-header h3 {
    font-size: 18px;
    font-weight: 600;
    color: #333;
}

.header-info {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}

.header-info .date {
    font-size: 12px;
    color: #666;
}

.header-info .user-name {
    font-size: 16px;
    font-weight: 500;
    color: #333;
}

.notification-icon {
    font-size: 20px;
    color: #666;
    position: relative;
}

.notification-icon::after {
    content: '';
    position: absolute;
    top: -2px;
    right: -2px;
    width: 8px;
    height: 8px;
    background: #F44336;
    border-radius: 50%;
}

.header-actions {
    display: flex;
    gap: 8px;
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 8px 16px;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    gap: 6px;
}

.btn-primary {
    background: #1E88E5;
    color: white;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background: #1976D2;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(30, 136, 229, 0.3);
}

.btn-primary:active {
    background: #1565C0;
    transform: translateY(0);
}

.btn-primary:disabled,
.btn-primary.loading {
    background: #90CAF9;
    cursor: not-allowed;
    pointer-events: none;
}

.btn-primary.loading::after {
    content: "";
    display: inline-block;
    width: 14px;
    height: 14px;
    margin-left: 8px;
    border: 2px solid #fff;
    border-top-color: transparent;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

.btn-outline {
    background: white;
    transition: all 0.3s ease;
    color: #666;
    border: 1px solid #E0E0E0;
}

.btn-outline:hover {
    background: #f5f5f5;
    border-color: #1E88E5;
    color: #1E88E5;
}

.btn-danger {
    background: #F44336;
    color: white;
}

.btn-danger:hover {
    background: #d32f2f;
}

.btn-sm {
    padding: 6px 12px;
    font-size: 12px;
}

.btn-full {
    width: 100%;
    height: 44px;
    font-size: 16px;
}

.btn-back {
    background: none;
    border: none;
    color: #1E88E5;
    padding: 0;
    font-size: 14px;
}

/* 启动页样式 */
.startup-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    height: 100%;
    text-align: center;
    padding: 40px 20px;
}

.logo {
    width: 120px;
    height: 120px;
    background: #1E88E5;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.logo i {
    font-size: 60px;
    color: white;
}

.startup-content h3 {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin-bottom: 8px;
}

.startup-content p {
    font-size: 14px;
    color: #666;
    margin-bottom: 20px;
}

.version {
    font-size: 12px;
    color: #9E9E9E;
}

/* 定位授权样式 */
.location-auth {
    text-align: center;
    padding: 40px 20px;
}

.location-auth p {
    font-size: 14px;
    color: #666;
    margin-bottom: 20px;
}

.auth-buttons {
    display: flex;
    gap: 12px;
    justify-content: center;
}

/* 登录表单样式 */
.login-form {
    padding: 20px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    font-size: 14px;
    font-weight: 500;
    color: #333;
}

.required {
    color: #F44336;
}

.form-control {
    width: 100%;
    height: 36px;
    padding: 0 12px;
    border: 1px solid #E0E0E0;
    border-radius: 4px;
    font-size: 14px;
    transition: border-color 0.3s ease;
}

.form-control:focus {
    outline: none;
    border-color: #1E88E5;
    box-shadow: 0 0 0 3px rgba(30, 136, 229, 0.1);
}

.form-control.error {
    border-color: #F44336;
}

.form-control.error:focus {
    border-color: #F44336;
    box-shadow: 0 0 0 3px rgba(244, 67, 54, 0.1);
}

.error-message {
    color: #F44336;
    font-size: 12px;
    margin-top: 4px;
    display: none;
}

.form-group.has-error .error-message {
    display: block;
}

.form-control.success {
    border-color: #4CAF50;
}

.form-control.success:focus {
    border-color: #4CAF50;
    box-shadow: 0 0 0 3px rgba(76, 175, 80, 0.1);
}

.form-buttons {
    display: flex;
    gap: 12px;
    margin: 20px 0;
}

.warning-text {
    font-size: 12px;
    color: #F44336;
    text-align: center;
}

/* 定位设置样式 */
.location-content {
    text-align: center;
    padding: 40px 20px;
}

.location-content p {
    font-size: 14px;
    color: #666;
    margin-bottom: 20px;
}

/* 首页样式 */
.main-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    padding: 20px 16px;
}

.grid-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 20px 16px;
    background: white;
    border: 1px solid #f0f0f0;
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.grid-item:hover {
    background: #f8f9fa;
    border-color: #1E88E5;
}

.grid-item i {
    font-size: 32px;
    color: #1E88E5;
    margin-bottom: 8px;
}

.grid-item span {
    font-size: 14px;
    color: #333;
    font-weight: 500;
}

.data-overview {
    padding: 0 16px 20px;
}

.overview-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    border-bottom: 1px solid #f0f0f0;
}

.overview-item:last-child {
    border-bottom: none;
}

.progress-bar {
    flex: 1;
    height: 6px;
    background: #f0f0f0;
    border-radius: 3px;
    margin: 0 12px;
    overflow: hidden;
}

.progress {
    height: 100%;
    background: #1E88E5;
    transition: width 0.3s ease;
}

/* KPI卡片样式 */
.kpi-cards {
    display: flex;
    gap: 12px;
    padding: 16px;
}

.kpi-card {
    flex: 1;
    background: white;
    padding: 16px;
    border-radius: 8px;
    text-align: center;
    border: 1px solid #f0f0f0;
}

.kpi-card .label {
    display: block;
    font-size: 12px;
    color: #666;
    margin-bottom: 4px;
}

.kpi-card .value {
    display: block;
    font-size: 16px;
    font-weight: 600;
    color: #1E88E5;
}

/* 列表样式 */
.visit-list, .customer-list, .order-list {
    padding: 0 16px;
}

.list-item {
    background: white;
    padding: 16px;
    margin-bottom: 12px;
    border-radius: 8px;
    border: 1px solid #f0f0f0;
    cursor: pointer;
    transition: all 0.3s ease;
}

.list-item:hover {
    background: #f8f9fa;
    border-color: #1E88E5;
}

.item-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.customer-name {
    font-size: 14px;
    font-weight: 500;
    color: #333;
}

.status {
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.status.approved {
    background: #E8F5E8;
    color: #4CAF50;
}

.status.pending {
    background: #FFF3E0;
    color: #FF9800;
}

.status.delivered {
    background: #E8F5E8;
    color: #4CAF50;
}

.level {
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.level-a {
    background: #FFEBEE;
    color: #F44336;
}

.level-b {
    background: #FFF8E1;
    color: #FF9800;
}

.level-c {
    background: #E8F5E8;
    color: #4CAF50;
}

.item-meta {
    display: flex;
    gap: 12px;
    font-size: 12px;
    color: #9E9E9E;
    margin-top: 8px;
}

.photo-thumbnail {
    margin-top: 8px;
}

.photo-thumbnail img {
    width: 60px;
    height: 60px;
    border-radius: 4px;
    object-fit: cover;
}

/* 表单容器 */
.form-container {
    padding: 20px 16px;
}

.input-group {
    display: flex;
    gap: 8px;
}

.input-group .form-control {
    flex: 1;
}

/* 上传区域 */
.upload-area {
    border: 2px dashed #E0E0E0;
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
}

.upload-area:hover {
    border-color: #1E88E5;
    background: #f8f9fa;
}

.upload-area i {
    font-size: 24px;
    color: #1E88E5;
    margin-bottom: 8px;
}

.upload-area p {
    font-size: 14px;
    color: #666;
    margin-bottom: 4px;
}

.upload-hint {
    font-size: 12px;
    color: #9E9E9E;
}

/* 地图容器 */
.map-container {
    height: 200px;
    border: 1px solid #E0E0E0;
    border-radius: 8px;
    overflow: hidden;
}

.map-placeholder {
    height: 100%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: #f8f9fa;
    color: #666;
}

.map-placeholder i {
    font-size: 32px;
    margin-bottom: 8px;
}

/* 底部操作 */
.bottom-action {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 16px;
    background: white;
    border-top: 1px solid #f0f0f0;
}

/* 统计卡片 */
.stats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
    padding: 16px;
}

.stat-card {
    background: white;
    padding: 16px;
    border-radius: 8px;
    text-align: center;
    border: 1px solid #f0f0f0;
}

.stat-value {
    font-size: 24px;
    font-weight: 600;
    color: #1E88E5;
    margin-bottom: 4px;
}

.stat-label {
    font-size: 12px;
    color: #666;
    margin-bottom: 4px;
}

.stat-change {
    font-size: 12px;
    font-weight: 500;
}

.stat-change.positive {
    color: #4CAF50;
}

.stat-change.negative {
    color: #F44336;
}

/* 图表容器 */
.chart-container {
    padding: 16px;
}

.chart {
    background: white;
    padding: 16px;
    border-radius: 8px;
    margin-bottom: 12px;
    border: 1px solid #f0f0f0;
}

.chart h4 {
    font-size: 14px;
    font-weight: 500;
    color: #333;
    margin-bottom: 12px;
}

.chart-placeholder {
    height: 120px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    background: #f8f9fa;
    border-radius: 4px;
    color: #666;
}

.chart-placeholder i {
    font-size: 24px;
    margin-bottom: 8px;
}

/* 功能标签 */
.function-tabs {
    display: flex;
    padding: 16px;
    gap: 8px;
    overflow-x: auto;
}

.tab-btn {
    padding: 8px 16px;
    border: 1px solid #E0E0E0;
    background: white;
    border-radius: 20px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    white-space: nowrap;
}

.tab-btn.active {
    background: #1E88E5;
    color: white;
    border-color: #1E88E5;
}

/* 视图切换 */
.view-toggle {
    display: flex;
    background: #f0f0f0;
    border-radius: 20px;
    padding: 2px;
}

.view-toggle .btn {
    border-radius: 18px;
    background: transparent;
    border: none;
    color: #666;
}

.view-toggle .btn.active {
    background: white;
    color: #1E88E5;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

/* 个人中心样式 */
.profile-header {
    display: flex;
    align-items: center;
    padding: 20px 16px;
    background: white;
    border-bottom: 1px solid #f0f0f0;
}

.avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    margin-right: 12px;
}

.avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.profile-info {
    flex: 1;
}

.profile-info h4 {
    font-size: 16px;
    font-weight: 500;
    color: #333;
    margin-bottom: 4px;
}

.profile-info p {
    font-size: 12px;
    color: #666;
}

.menu-list {
    background: white;
}

.menu-item {
    display: flex;
    align-items: center;
    padding: 16px;
    border-bottom: 1px solid #f0f0f0;
    cursor: pointer;
    transition: background 0.3s ease;
}

.menu-item:hover {
    background: #f8f9fa;
}

.menu-item i {
    width: 24px;
    color: #666;
    margin-right: 12px;
}

.menu-item span {
    flex: 1;
    font-size: 14px;
    color: #333;
}

.badge {
    background: #F44336;
    color: white;
    font-size: 12px;
    padding: 2px 6px;
    border-radius: 10px;
    margin-right: 8px;
}

.cache-size {
    font-size: 12px;
    color: #666;
    margin-right: 8px;
}

.phone-number {
    font-size: 12px;
    color: #666;
    margin-right: 8px;
}

.bottom-actions {
    display: flex;
    gap: 12px;
    padding: 20px 16px;
    background: white;
    border-top: 1px solid #f0f0f0;
}

.bottom-actions .btn {
    flex: 1;
    height: 40px;
}

/* 搜索输入框 */
.search-input {
    width: 200px;
    height: 32px;
    font-size: 12px;
}

/* 订单信息 */
.order-info {
    display: flex;
    gap: 12px;
    margin-top: 8px;
    font-size: 12px;
}

.bucket-status {
    padding: 2px 6px;
    border-radius: 8px;
    font-size: 10px;
    font-weight: 500;
}

.bucket-status.delivered {
    background: #E8F5E8;
    color: #4CAF50;
}

.item-actions {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

/* 司机App端样式 */
.upload-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.upload-item {
    text-align: center;
}

.vehicle-photos {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 12px;
}

.photo-item {
    text-align: center;
}

.auto-stats {
    display: flex;
    gap: 20px;
    padding: 16px;
    background: white;
    margin-bottom: 16px;
}

.stat-item {
    flex: 1;
    text-align: center;
    padding: 12px;
    background: #f8f9fa;
    border-radius: 8px;
}

.stat-item .label {
    display: block;
    font-size: 12px;
    color: #666;
    margin-bottom: 4px;
}

.stat-item .value {
    display: block;
    font-size: 16px;
    font-weight: 600;
    color: #1E88E5;
}

.check-items {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.check-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid #f0f0f0;
}

.check-item:last-child {
    border-bottom: none;
}

.check-buttons {
    display: flex;
    gap: 8px;
}

.check-btn {
    padding: 4px 12px;
    border: 1px solid #E0E0E0;
    background: white;
    border-radius: 16px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.check-btn.active {
    background: #1E88E5;
    color: white;
    border-color: #1E88E5;
}

.task-list {
    padding: 0 16px;
}

.task-item {
    background: white;
    padding: 16px;
    margin-bottom: 12px;
    border-radius: 8px;
    border: 1px solid #f0f0f0;
}

.task-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 8px;
}

.task-id {
    font-size: 12px;
    color: #9E9E9E;
}

.task-name {
    font-size: 14px;
    font-weight: 500;
    color: #333;
}

.status-tag {
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.status-tag.pending {
    background: #FFF3E0;
    color: #FF9800;
}

.status-tag.completed {
    background: #E8F5E8;
    color: #4CAF50;
}

.status-tag.in-progress {
    background: #E3F2FD;
    color: #1E88E5;
}

.task-location, .task-destination, .task-time {
    font-size: 12px;
    color: #666;
    margin-bottom: 4px;
}

.task-actions {
    display: flex;
    gap: 8px;
    margin-top: 12px;
}

.camera-sections {
    padding: 16px;
}

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

.camera-area {
    height: 120px;
    border: 2px dashed #E0E0E0;
    border-radius: 8px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin-top: 8px;
}

.camera-area i {
    font-size: 24px;
    color: #1E88E5;
    margin-bottom: 8px;
}

.camera-area p {
    font-size: 12px;
    color: #666;
}

.recognition-result {
    margin-top: 8px;
    padding: 8px 12px;
    background: #E8F5E8;
    border-radius: 4px;
}

.result-text {
    font-size: 12px;
    color: #1E88E5;
    font-weight: 500;
}

.manual-input {
    padding: 16px;
    background: #f8f9fa;
    margin: 16px;
    border-radius: 8px;
}

.manual-hint {
    font-size: 12px;
    color: #F44336;
    margin-bottom: 12px;
}

.message-tabs {
    display: flex;
    padding: 0 16px;
    border-bottom: 1px solid #f0f0f0;
}

.message-tabs .tab-btn {
    padding: 12px 16px;
    border: none;
    background: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s ease;
}

.message-tabs .tab-btn.active {
    color: #1E88E5;
    border-bottom-color: #1E88E5;
}

.message-list {
    padding: 16px;
}

.message-item {
    background: white;
    padding: 16px;
    margin-bottom: 8px;
    border-radius: 8px;
    border: 1px solid #f0f0f0;
    cursor: pointer;
    transition: all 0.3s ease;
}

.message-item.unread {
    background: #E3F2FD;
    border-color: #1E88E5;
}

.message-item:hover {
    background: #f8f9fa;
}

.message-time {
    font-size: 12px;
    color: #9E9E9E;
    margin-bottom: 4px;
}

.message-title {
    font-size: 14px;
    font-weight: 500;
    color: #333;
    margin-bottom: 4px;
}

.message-content {
    font-size: 12px;
    color: #666;
    line-height: 1.4;
}

.photo-upload-section {
    padding: 16px;
}

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

.upload-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 500;
    color: #333;
}

.check-status {
    padding: 16px;
}

.status-alert {
    background: #FFEBEE;
    color: #F44336;
    padding: 12px;
    border-radius: 8px;
    text-align: center;
    font-size: 14px;
    font-weight: 500;
}

.next-check {
    font-size: 12px;
    color: #666;
}

.check-form {
    padding: 16px;
}

.bucket-count {
    background: #1E88E5;
    color: white;
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 500;
}

.store-name {
    font-size: 14px;
    font-weight: 500;
    color: #333;
}

.contact, .address, .description {
    font-size: 12px;
    color: #666;
    margin-bottom: 4px;
}

.bucket-info {
    font-size: 12px;
    color: #1E88E5;
    font-weight: 500;
    margin-bottom: 8px;
}

.help-text {
    font-size: 12px;
    color: #1E88E5;
    text-align: center;
    margin-top: 16px;
    cursor: pointer;
}

.login-hint {
    font-size: 12px;
    color: #9E9E9E;
    text-align: center;
    margin-bottom: 20px;
}

.info-text {
    font-size: 12px;
    color: #666;
    text-align: center;
    margin-top: 16px;
}

/* PC管理端样式 */
.login-container {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
    background: #f5f5f5;
}

.login-card {
    width: 400px;
    height: 350px;
    background: white;
    border-radius: 8px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    padding: 40px;
    text-align: center;
}

.login-header {
    margin-bottom: 30px;
}

.login-header .logo {
    width: 80px;
    height: 80px;
    background: #1E88E5;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.login-header .logo i {
    font-size: 40px;
    color: white;
}

.login-header h3 {
    font-size: 20px;
    font-weight: 600;
    color: #333;
}

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

.login-form .form-group {
    margin-bottom: 16px;
    text-align: left;
}

.captcha-group {
    display: flex;
    gap: 8px;
}

.captcha-group .form-control {
    flex: 1;
}

.captcha-image {
    width: 100px;
    height: 36px;
    background: #f0f0f0;
    border: 1px solid #E0E0E0;
    border-radius: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
}

.captcha-image span {
    font-size: 12px;
    color: #666;
}

.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.checkbox {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 12px;
    color: #666;
    cursor: pointer;
}

.forgot-link {
    font-size: 12px;
    color: #1E88E5;
    text-decoration: none;
}

.login-footer {
    font-size: 12px;
    color: #9E9E9E;
}

.header-hint {
    font-size: 12px;
    color: #9E9E9E;
    margin-left: 8px;
}

.view-tabs {
    display: flex;
    padding: 0 24px;
    border-bottom: 1px solid #f0f0f0;
    margin-bottom: 20px;
}

.view-tabs .tab-btn {
    padding: 12px 20px;
    border: none;
    background: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    color: #666;
}

.view-tabs .tab-btn.active {
    color: #1E88E5;
    border-bottom-color: #1E88E5;
}

.employee-tabs {
    display: flex;
    padding: 0 24px;
    border-bottom: 1px solid #f0f0f0;
    margin-bottom: 16px;
}

.employee-tabs .tab-btn {
    padding: 12px 20px;
    border: none;
    background: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 14px;
    color: #666;
}

.employee-tabs .tab-btn.active {
    color: #1E88E5;
    border-bottom-color: #1E88E5;
}

.sub-tabs {
    display: flex;
    padding: 0 24px;
    margin-bottom: 20px;
}

.sub-tab-btn {
    padding: 8px 16px;
    border: 1px solid #E0E0E0;
    background: white;
    border-radius: 20px;
    font-size: 12px;
    cursor: pointer;
    transition: all 0.3s ease;
    margin-right: 8px;
}

.sub-tab-btn.active {
    background: #1E88E5;
    color: white;
    border-color: #1E88E5;
}

.search-section {
    padding: 0 24px 20px;
}

.search-filters {
    display: flex;
    gap: 12px;
    align-items: center;
    flex-wrap: wrap;
}

.search-filters .form-control {
    min-width: 120px;
}

.filter-section {
    display: flex;
    gap: 16px;
    padding: 20px 24px;
    background: #f8f9fa;
    border-bottom: 1px solid #f0f0f0;
    flex-wrap: wrap;
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.filter-group label {
    font-size: 12px;
    color: #666;
    font-weight: 500;
}

.filter-group .form-control {
    min-width: 120px;
}

.table-container {
    padding: 0 24px;
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
    background: white;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.data-table th {
    background: #f8f9fa;
    padding: 12px 16px;
    text-align: left;
    font-size: 14px;
    font-weight: 500;
    color: #333;
    border-bottom: 1px solid #f0f0f0;
}

.data-table td {
    padding: 12px 16px;
    border-bottom: 1px solid #f0f0f0;
    font-size: 14px;
    color: #666;
}

.data-table tr:hover {
    background: #f8f9fa;
}

.data-table .link {
    color: #1E88E5;
    text-decoration: none;
}

.data-table .link:hover {
    text-decoration: underline;
}

.status-tag.signed {
    background: #E8F5E8;
    color: #4CAF50;
}

.status-tag.pending {
    background: #FFF3E0;
    color: #FF9800;
}

.status-tag.active {
    background: #E8F5E8;
    color: #4CAF50;
}

.status-tag.in-use {
    background: #E8F5E8;
    color: #4CAF50;
}

.status-tag.maintenance {
    background: #FFF3E0;
    color: #FF9800;
}

.pagination {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 24px;
    background: white;
    border-top: 1px solid #f0f0f0;
}

.pagination-info {
    font-size: 12px;
    color: #666;
}

.pagination-controls {
    display: flex;
    gap: 8px;
    align-items: center;
}

.pagination-controls .form-control {
    width: 80px;
    font-size: 12px;
}

/* 详情页样式 */
.detail-content {
    padding: 16px;
}

.detail-section {
    background: white;
    padding: 16px;
    margin-bottom: 12px;
    border-radius: 8px;
    border: 1px solid #f0f0f0;
}

.detail-section h4 {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-bottom: 12px;
    padding-bottom: 8px;
    border-bottom: 1px solid #f0f0f0;
}

.detail-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 8px 0;
    border-bottom: 1px solid #f8f9fa;
}

.detail-item:last-child {
    border-bottom: none;
}

.detail-item .label {
    font-size: 14px;
    color: #666;
    font-weight: 500;
}

.detail-item .value {
    font-size: 14px;
    color: #333;
    text-align: right;
    flex: 1;
    margin-left: 12px;
}

.photo-gallery {
    display: flex;
    gap: 12px;
    flex-wrap: wrap;
}

.photo-gallery img {
    width: 120px;
    height: 120px;
    border-radius: 8px;
    object-fit: cover;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.photo-gallery img:hover {
    transform: scale(1.05);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .main-nav {
        width: 200px;
    }
    
    .main-content {
        margin-left: 200px;
    }
    
    .phone-screen {
        width: 320px;
        height: 568px;
    }
    
    .desktop-screen {
        width: 100%;
        height: 600px;
    }
}

@media (max-width: 480px) {
    .main-nav {
        width: 100%;
        height: auto;
        position: relative;
    }
    
    .main-content {
        margin-left: 0;
    }
    
    .device-frame {
        padding: 0 10px;
    }
    
    .phone-screen {
        width: 100%;
        max-width: 375px;
        height: 667px;
    }
}