/* ==========================================================================
   Modern Minimalist CSS for Smart Procurement Platform
   Inspired by Zara/H&M Design Language
   ========================================================================== */

/* 重置密码页面样式 */
.reset-step {
    animation: fadeInUp 0.5s ease-out;
}

.reset-step.d-none {
    display: none !important;
}

.progress {
    background-color: #f5f5f5;
    border-radius: 2px;
    overflow: hidden;
    height: 2px;
}

.progress-bar {
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.btn-countdown {
    font-size: 0.875rem;
    color: var(--text-muted);
}

/* 现代化设计变量 - 黑白灰主色调 */
:root {
    /* 主色调 - 黑白灰系统 */
    --primary-color: #000000;
    --primary-light: #333333;
    --secondary-color: #ffffff;
    --accent-color: #f7f3e9; /* 柔和米色点缀 */
    --accent-dark: #2c3e50; /* 深蓝色点缀 */

    /* 文字颜色 */
    --text-primary: #000000;
    --text-secondary: #666666;
    --text-muted: #999999;
    --text-light: #cccccc;

    /* 背景色 */
    --bg-primary: #ffffff;
    --bg-secondary: #f5f5f5;
    --bg-tertiary: #e5e5e5;

    /* 边框和阴影 */
    --border-color: #e5e5e5;
    --border-light: #f0f0f0;
    --shadow-subtle: 0 1px 3px rgba(0,0,0,0.05);
    --shadow-soft: 0 2px 8px rgba(0,0,0,0.08);
    --shadow-medium: 0 4px 16px rgba(0,0,0,0.1);

    /* 圆角和过渡 */
    --border-radius: 0;
    --border-radius-sm: 2px;
    --border-radius-lg: 4px;
    --transition: all 0.2s ease;
    --transition-slow: all 0.3s ease;

    /* 间距系统 */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    --spacing-xxl: 6rem;
}

/* 全局重置和基础样式 */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-primary);
    line-height: 1.5;
    background-color: var(--bg-primary);
    font-weight: 400;
    letter-spacing: -0.01em;
}

/* 现代化排版 */
h1, h2, h3, h4, h5, h6 {
    font-weight: 400;
    letter-spacing: -0.02em;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 { font-size: 3rem; font-weight: 300; }
h2 { font-size: 2.5rem; font-weight: 300; }
h3 { font-size: 2rem; font-weight: 400; }
h4 { font-size: 1.5rem; font-weight: 400; }

p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-secondary);
}

.min-vh-75 {
    min-height: 75vh;
}

/* 现代化导航栏 */
.navbar {
    background-color: var(--bg-primary) !important;
    border-bottom: 1px solid var(--border-light);
    padding: var(--spacing-sm) 0;
    transition: var(--transition);
    backdrop-filter: blur(20px);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.navbar-brand {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary) !important;
    letter-spacing: -0.01em;
}

.navbar-nav .nav-link {
    font-weight: 400;
    padding: var(--spacing-xs) var(--spacing-sm);
    transition: var(--transition);
    color: var(--text-secondary) !important;
    font-size: 0.95rem;
    letter-spacing: -0.005em;
}

.navbar-nav .nav-link:hover {
    color: var(--text-primary) !important;
    background-color: transparent;
}

.navbar-nav .nav-link.active {
    color: var(--text-primary) !important;
    background-color: transparent;
    border-bottom: 1px solid var(--text-primary);
}

/* 现代化Hero区域 */
.hero-section {
    background: var(--bg-primary);
    min-height: 90vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    color: var(--text-primary);
    padding: var(--spacing-xxl) var(--spacing-md);
    position: relative;
    overflow: hidden;
}

/* Hero内容样式 */
.hero-content {
    max-width: 800px;
    margin: 0 auto;
    z-index: 10;
    position: relative;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 300;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.03em;
    line-height: 1.1;
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    font-weight: 300;
    line-height: 1.4;
}

/* 服务类型切换按钮 - iOS风格滑动开关 */
.service-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
}

.toggle-label {
    font-size: 1rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: var(--transition);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

.toggle-label.active {
    color: var(--text-primary);
    font-weight: 600;
}

.toggle-label i {
    font-size: 1.1rem;
}

/* iOS风格的滑动开关 */
.toggle-switch {
    position: relative;
    width: 60px;
    height: 30px;
    background: var(--text-primary);
    border-radius: 15px;
    cursor: pointer;
    transition: var(--transition);
    border: 2px solid var(--text-primary);
}

.toggle-switch.forwarding {
    background: var(--border-color);
    border-color: var(--border-light);
}

.toggle-switch::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 22px;
    height: 22px;
    background: var(--bg-primary);
    border-radius: 50%;
    transition: var(--transition);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.toggle-switch.forwarding::before {
    transform: translateX(30px);
}

/* Hero区域服务内容切换 */
.hero-service-content {
    display: none;
    animation: fadeIn 0.3s ease-in-out;
}

.hero-service-content.active {
    display: block;
}

/* Hero区域的service-content样式 */
.hero-section .service-content {
    display: none;
    animation: fadeIn 0.3s ease-in-out;
}

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

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

/* Hero统计数据 */
.hero-stats {
    display: flex;
    justify-content: center;
    gap: var(--spacing-xl);
    margin: var(--spacing-lg) 0;
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}

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

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1;
    margin-bottom: var(--spacing-xs);
}

.stat-label {
    display: block;
    font-size: 0.9rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--spacing-lg);
}

/* 隐藏所有浮动文字 */
.hero-section .floating-text-1,
.hero-section .floating-text-2,
.hero-section .floating-text-3,
.hero-section .floating-text-4,
.hero-section .floating-text-5,
.hero-section .floating-text-6,
.hero-section .floating-text-7 {
    display: none;
}

@media (max-width: 768px) {
    .hero-section {
        background-image: url('../img/hero-bg.3b1f2f7b.png');
    }
}

/* Hero内容样式已在前面定义，这里重新覆盖 */
.hero-content {
    max-width: 800px;
    margin: 0 auto;
    z-index: 10;
    position: relative;
    background: transparent;
    padding: 0;
    border: none;
    box-shadow: none;
    backdrop-filter: none;
}

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 300;
    margin-bottom: var(--spacing-md);
    letter-spacing: -0.03em;
    line-height: 1.1;
    color: var(--text-primary);
}

.hero-content p {
    font-size: 1.25rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    font-weight: 300;
    line-height: 1.4;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* 现代化按钮系统 */
.btn {
    border: 1px solid var(--text-primary);
    background: transparent;
    color: var(--text-primary);
    padding: 0.75rem 2rem;
    font-size: 0.95rem;
    font-weight: 400;
    letter-spacing: 0.5px;
    text-transform: uppercase;
    transition: var(--transition);
    cursor: pointer;
    border-radius: var(--border-radius);
    text-decoration: none;
    display: inline-block;
    text-align: center;
    min-width: 140px;
}

.btn:hover {
    background: var(--text-primary);
    color: var(--bg-primary);
    transform: none;
    box-shadow: none;
}

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

.btn-primary:hover {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--text-primary);
}

/* Hero区域的主要CTA按钮特殊样式 */
.hero-buttons .btn-primary {
    background: var(--text-primary);
    color: var(--bg-primary);
    border: 2px solid var(--text-primary);
    font-weight: 500;
}

.hero-buttons .btn-primary:hover {
    background: var(--bg-primary);
    color: var(--text-primary);
    border-color: var(--text-primary);
    transform: translateY(-1px);
    box-shadow: var(--shadow-soft);
}

.btn-secondary {
    border-color: var(--text-secondary);
    color: var(--text-secondary);
}

.btn-secondary:hover {
    background: var(--text-secondary);
    color: var(--bg-primary);
}

.btn-large {
    padding: 1rem 2.5rem;
    font-size: 1rem;
    min-width: 180px;
}

/* 发布需求模态对话框 */
.publish-modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.5);
    z-index: 1050;
    backdrop-filter: blur(4px);
}

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

.publish-modal-content {
    background: var(--bg-primary);
    border-radius: var(--border-radius-sm);
    width: 90%;
    max-width: 800px;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-medium);
}

.publish-modal-header {
    padding: var(--spacing-md);
    border-bottom: 1px solid var(--border-light);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.publish-modal-header h5 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--text-primary);
}

.publish-modal-close {
    background: none;
    border: none;
    font-size: 1.5rem;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.publish-modal-close:hover {
    color: var(--text-primary);
}

.publish-modal-body {
    padding: var(--spacing-md);
}

.publish-modal-footer {
    padding: var(--spacing-md);
    border-top: 1px solid var(--border-light);
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
    flex-wrap: wrap;
}

/* 确保模态框中的按钮样式一致 */
.publish-modal-footer .btn-primary {
    background: transparent !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--text-primary) !important;
}

.publish-modal-footer .btn-primary:hover {
    background: var(--text-primary) !important;
    color: var(--bg-primary) !important;
    border-color: var(--text-primary) !important;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .hero-section {
        min-height: 80vh;
        padding: var(--spacing-lg) var(--spacing-sm);
        background-image: none;
    }

    .service-toggle {
        flex-direction: row;
        gap: var(--spacing-sm);
        align-items: center;
        justify-content: center;
        flex-wrap: nowrap;
    }

    .toggle-label {
        font-size: 0.9rem;
        white-space: nowrap;
    }

    .toggle-label i {
        font-size: 1rem;
    }

    .toggle-label {
        font-size: 0.9rem;
        text-align: center;
    }

    .toggle-switch {
        width: 50px;
        height: 25px;
        border-radius: 12.5px;
    }

    .toggle-switch::before {
        width: 19px;
        height: 19px;
        top: 1px;
        left: 1px;
    }

    .toggle-switch.forwarding::before {
        transform: translateX(25px);
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .hero-content p {
        font-size: 1.1rem;
        margin-bottom: var(--spacing-md);
    }

    .hero-stats {
        flex-direction: row;
        gap: var(--spacing-sm);
        justify-content: space-between;
        flex-wrap: nowrap;
    }

    .stat-item {
        flex: 1;
        text-align: center;
        min-width: 0;
    }

    .stat-number {
        font-size: 1.5rem;
        display: block;
    }

    .stat-label {
        font-size: 0.75rem;
        line-height: 1.2;
        display: block;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
        gap: var(--spacing-sm);
    }

    .btn-large {
        width: 100%;
        max-width: 280px;
    }

    .publish-modal-content {
        width: 95%;
        margin: var(--spacing-sm);
    }

    .publish-modal-footer {
        flex-direction: column;
    }

    .publish-modal-footer .btn {
        width: 100%;
    }
}

/* 特性卡片 */
.feature-card {
    background: var(--white);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.4), transparent);
    transition: var(--transition);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.feature-card:hover::before {
    left: 100%;
}

.feature-icon {
    position: relative;
    z-index: 1;
}

/* 按钮样式 */
.btn {
    border-radius: var(--border-radius);
    font-weight: 600;
    padding: 0.75rem 1.5rem;
    transition: var(--transition);
    border: none;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: var(--transition);
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: white !important;
    color: black !important;
}

.btn-primary:hover {
    background: black !important;
    color: white !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-success {
    /* background: var(--accent-color); */
}

/* 表单样式 - ChatGPT风格 */
.form-container {
    max-width: 800px;
    margin: 0 auto;
    background: var(--white);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border-color);
}

/* 自定义复选框样式 */
.form-check {
    padding: 0.75rem 1rem;
    background: var(--bg-light);
    border-radius: var(--border-radius-sm);
    border: 1px solid var(--border-color);
    transition: var(--transition);
}

.form-check:hover {
    background: var(--primary-light);
    border-color: var(--primary-color);
}

.form-check-input {
    width: 1.2rem;
    height: 1.2rem;
    margin-top: 0.1rem;
    border: 2px solid var(--border-color);
    border-radius: 4px;
    transition: var(--transition);
}

.form-check-input:checked {
    background-color: #28a745;
    border-color: #28a745;
}

.form-check-input:focus {
    border-color: #28a745;
    box-shadow: 0 0 0 0.2rem rgba(40, 167, 69, 0.25);
}

.form-check-label {
    font-weight: 500;
    color: var(--text-primary);
    cursor: pointer;
    margin-left: 0.5rem;
}

/* 可点击的复选框区域样式 */
.form-check-clickable {
    cursor: pointer;
    user-select: none;
    border: 1px solid var(--border-color);
    padding: 0.75rem 1rem;
    border-radius: var(--border-radius-sm);
    transition: all 0.2s ease;
    position: relative;
    background: var(--bg-light);
}

.form-check-clickable:hover {
    background-color: rgba(40, 167, 69, 0.05);
    border-color: #28a745;
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(40, 167, 69, 0.15);
}

.form-check-clickable:active {
    transform: translateY(0);
    box-shadow: 0 1px 4px rgba(40, 167, 69, 0.25);
}

.form-check-clickable .form-check-input {
    pointer-events: none; /* 防止双重点击 */
}

.form-check-clickable .form-check-label {
    cursor: pointer;
    margin-bottom: 0;
    font-weight: 500;
    color: var(--text-primary);
    transition: color 0.2s ease;
    pointer-events: none; /* 防止双重点击 */
}

.form-check-clickable:hover .form-check-label {
    color: #28a745;
}

/* 选中状态的样式 */
.form-check-clickable:has(.form-check-input:checked) {
    background-color: rgba(40, 167, 69, 0.1);
    border-color: #28a745;
}

.form-check-clickable:has(.form-check-input:checked) .form-check-label {
    color: #28a745;
    font-weight: 600;
}

/* 为不支持:has()选择器的浏览器提供备用样式 */
@supports not selector(:has(*)) {
    .form-check-clickable .form-check-input:checked + .form-check-label {
        color: #28a745;
        font-weight: 600;
    }
}



.form-section {
    margin-bottom: 2rem;
}

.form-section-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 1rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-light);
    position: relative;
}

.form-section-title::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 60px;
    height: 2px;
    background: var(--primary-color);
}

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

.form-label {
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
}

.form-label .required {
    color: #dc3545;
    margin-left: 0.25rem;
}

.form-control, .form-select {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    padding: 0.75rem 1rem;
    font-size: 1rem;
    transition: var(--transition);
    background-color: var(--white);
    min-height: 3.5rem; /* 增加最小高度 */
    line-height: 1.5;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(0, 102, 204, 0.1);
    outline: none;
}

.form-control:hover, .form-select:hover {
    border-color: var(--primary-color);
}

/* HS Code 字段样式 */
#hsCode {
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    letter-spacing: 0.5px;
}

#hsCode:valid:not(:placeholder-shown) {
    border-color: var(--accent-color);
    background-color: rgba(0, 204, 102, 0.05);
}

#hsCode:invalid:not(:placeholder-shown) {
    border-color: #dc3545;
    background-color: rgba(220, 53, 69, 0.05);
}

#hsCode::placeholder {
    color: var(--text-muted);
    font-style: italic;
}

/* 文件上传区域 */
.upload-area {
    border: 2px dashed var(--border-color);
    border-radius: var(--border-radius);
    padding: 2rem;
    text-align: center;
    transition: var(--transition);
    background-color: var(--bg-light);
    cursor: pointer;
}

.upload-area:hover {
    border-color: var(--primary-color);
    background-color: var(--primary-light);
}

.upload-area.dragover {
    border-color: var(--accent-color);
    background-color: rgba(0, 204, 102, 0.1);
}

.upload-preview {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.upload-item {
    position: relative;
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.upload-item img {
    width: 100%;
    height: 120px;
    object-fit: cover;
}

.upload-item .remove-btn {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    background: rgba(220, 53, 69, 0.9);
    color: white;
    border: none;
    border-radius: 50%;
    width: 24px;
    height: 24px;
    font-size: 0.75rem;
    cursor: pointer;
    transition: var(--transition);
}

.upload-item .remove-btn:hover {
    background: #dc3545;
}

/* 多媒体文件预览样式 */
.upload-preview-container {
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
}

.preview-section {
    margin-bottom: 1.5rem;
}

.preview-title {
    color: var(--text-primary);
    font-weight: 600;
    margin-bottom: 0.75rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid var(--border-color);
}

.upload-item.video-item {
    background: #000;
    height: 120px;
}

.upload-item.video-item video {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.upload-item.pdf-item {
    background: #f8f9fa;
    flex-direction: column;
    padding: 0.5rem;
    text-align: center;
    height: 120px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.upload-item.pdf-item i {
    font-size: 2rem;
    color: #dc3545;
    margin-bottom: 0.25rem;
}

.upload-item.pdf-item .file-name {
    font-size: 0.75rem;
    color: var(--text-secondary);
    word-break: break-all;
    line-height: 1.2;
    max-height: 2.4em;
    overflow: hidden;
}

/* 卡片样式 */
.card {
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    background-color: var(--bg-light);
    border-bottom: 1px solid var(--border-color);
    font-weight: 600;
}

/* 分页样式 */
.pagination .page-link {
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    padding: 0.5rem 0.75rem;
    transition: var(--transition);
}

.pagination .page-link:hover {
    background-color: var(--primary-light);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.pagination .page-item.active .page-link {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white !important;
}

/* 模态框样式 */
.modal-content {
    border-radius: var(--border-radius);
    border: none;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
    background-color: var(--bg-light);
}

.modal-footer {
    border-top: 1px solid var(--border-color);
    background-color: var(--bg-light);
}

/* 徽章样式 */
.badge {
    font-weight: 500;
    padding: 0.5em 0.75em;
    border-radius: var(--border-radius-sm);
}

/* 表格样式 */
.table {
    border-radius: var(--border-radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.table th {
    background-color: var(--bg-light);
    font-weight: 600;
    border-bottom: 2px solid var(--border-color);
}

/* 加载动画 */
.loading-spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border-color);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

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

/* 响应式设计 */
@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-section .display-4 {
        font-size: 2rem;
    }
    
    .form-container {
        margin: 1rem;
        padding: 1rem;
    }
    
    .upload-preview {
        grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    }
    
    .feature-card {
        margin-bottom: 2rem;
    }
    
    .navbar-nav {
        text-align: center;
    }
    
    .btn-lg {
        padding: 0.5rem 1rem;
        font-size: 1rem;
    }
}

@media (max-width: 576px) {
    .hero-section .display-4 {
        font-size: 1.75rem;
    }
    
    .upload-preview {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .stats-section .col-6 {
        margin-bottom: 1.5rem;
    }
}

/* 高对比度和可访问性 */
@media (prefers-reduced-motion: reduce) {
    *, ::before, ::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* 深色模式支持 */
@media (prefers-color-scheme: dark) {
    :root {
        --text-primary: #ffffff;
        --text-secondary: #cccccc;
        --text-muted: #999999;
        --bg-light: #2a2a2a;
        --white: #1a1a1a;
        --border-color: #404040;
    }
    
    body {
        background-color: var(--white);
        color: var(--text-primary);
    }
    
    .navbar {
        background-color: rgba(26, 26, 26, 0.95) !important;
    }
    
    .form-control, .form-select, .card {
        background-color: var(--white);
        color: var(--text-primary);
        border-color: var(--border-color);
    }
}

/* 打印样式 */
@media print {
    .navbar, .btn, footer {
        display: none !important;
    }
    
    body {
        font-size: 12pt;
        line-height: 1.4;
    }
    
    .hero-section {
        background: none !important;
        color: black !important;
    }
}

/* 产品属性样式 */
.attribute-group {
    border: 1px solid #e9ecef;
    border-radius: 0.5rem;
    background: #fff;
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    transition: box-shadow 0.3s ease;
}

.attribute-group:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
}

.attribute-group-header {
    padding: 1rem 1.25rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    border-bottom: 1px solid #e9ecef;
    border-radius: 0.5rem 0.5rem 0 0;
}

/* 可折叠分组头部样式 */
.attribute-group-header.collapsible-header {
    cursor: pointer;
    transition: var(--transition);
    user-select: none;
}

.attribute-group-header.collapsible-header:hover {
    background: linear-gradient(135deg, #e9ecef 0%, #dee2e6 100%);
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* 折叠指示器样式 */
.collapse-indicator {
    color: var(--text-secondary);
    font-size: 1rem;
    transition: var(--transition);
    pointer-events: none; /* 防止干扰点击事件 */
}

.collapsible-header:hover .collapse-indicator {
    color: var(--primary-color);
    transform: scale(1.1);
}

.collapsible-header:focus {
    outline: 2px solid var(--primary-color);
    outline-offset: 2px;
}

.collapsible-header:focus .collapse-indicator {
    color: var(--primary-color);
}

.attribute-group-title {
    color: #495057;
    font-weight: 600;
    font-size: 1.1rem;
    margin: 0;
}

.attribute-group-title .badge {
    font-size: 0.75rem;
    padding: 0.25rem 0.5rem;
}

.attribute-fields-container {
    padding: 1.25rem;
}

.add-custom-attribute-btn {
    font-size: 0.875rem;
    padding: 0.375rem 0.75rem;
    border-radius: 0.375rem;
    transition: all 0.3s ease;
}

.add-custom-attribute-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 2px 8px rgba(13, 110, 253, 0.25);
}

/* 自定义属性样式 */
.custom-attribute {
    position: relative;
}

.custom-attribute::before {
    content: '';
    position: absolute;
    left: -0.5rem;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, #28a745, #20c997);
    border-radius: 1.5px;
}

.custom-attribute .form-label {
    color: #28a745;
    font-weight: 500;
}

/* 自定义属性空状态样式 */
.custom-empty-state {
    background: #f8f9fa;
    border: 2px dashed #dee2e6;
    border-radius: 0.5rem;
    margin: 0.5rem;
}

.remove-custom-attribute-btn {
    padding: 0.125rem 0.375rem;
    font-size: 0.75rem;
    border-radius: 0.25rem;
    opacity: 0.7;
    transition: all 0.2s ease;
}

.remove-custom-attribute-btn:hover {
    opacity: 1;
    transform: scale(1.1);
}

/* 属性字段样式 */
.attribute-field .form-control {
    transition: all 0.15s ease-in-out;
    border: 1px solid #dee2e6;
}

.attribute-field .form-control:focus {
    border-color: #86b7fe;
    box-shadow: 0 0 0 0.25rem rgba(13, 110, 253, 0.25);
    transform: translateY(-1px);
}

.attribute-field .form-control:hover {
    border-color: #adb5bd;
}

/* 属性字段动画 */
.attribute-fields-container .row {
    animation: fadeInUp 0.3s ease-in-out;
}

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

/* 属性字段空状态样式 */
#dynamicAttributes .text-muted {
    font-size: 0.95rem;
    padding: 3rem 1rem;
    border: 2px dashed #dee2e6;
    border-radius: 0.5rem;
    background: #f8f9fa;
    text-align: center;
}

#dynamicAttributes .text-muted .bi {
    font-size: 1.5rem;
    opacity: 0.7;
    margin-bottom: 0.5rem;
    display: block;
}

/* 模态框样式增强 */
#addCustomAttributeModal .modal-header {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
    color: white;
    border-radius: 0.5rem 0.5rem 0 0;
}

#addCustomAttributeModal .modal-header .btn-close {
    filter: invert(1);
}

#addCustomAttributeModal .modal-body {
    padding: 1.5rem;
}

#addCustomAttributeModal .form-control:focus {
    border-color: #007bff;
    box-shadow: 0 0 0 0.25rem rgba(0, 123, 255, 0.25);
}

/* 响应式设计 */
@media (max-width: 768px) {
    .attribute-group-header {
        flex-direction: column;
        gap: 1rem;
        align-items: stretch !important;
    }
    
    .add-custom-attribute-btn {
        width: 100%;
        justify-content: center;
    }
    
    .attribute-field {
        margin-bottom: 1rem;
    }
    
    .custom-attribute::before {
        left: -1rem;
    }
}

/* 头像上传组件样式 */
.avatar-preview-clickable {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: 2px dashed #dee2e6;
    background: #f8f9fa;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    flex-shrink: 0;
}

.avatar-preview-clickable:hover {
    border-color: #0d6efd;
    background: rgba(13, 110, 253, 0.05);
    transform: scale(1.1);
}

.avatar-preview-clickable i {
    font-size: 1.5rem;
    color: #6c757d;
}

.avatar-preview-clickable img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    position: absolute;
    top: 0;
    left: 0;
}

.avatar-upload-hint {
    display: flex;
    align-items: center;
    height: 38px;
}

/* 当有图片时隐藏默认图标 */
.avatar-preview-clickable.has-image i {
    display: none;
}

.avatar-preview-clickable.has-image {
    border-style: solid;
    border-color: #0d6efd;
}

/* 表单验证错误动画 */
@keyframes shake {
    0%, 100% { transform: translateX(0); }
    10%, 30%, 50%, 70%, 90% { transform: translateX(-5px); }
    20%, 40%, 60%, 80% { transform: translateX(5px); }
}

/* 手机区号选择器样式 */
.phone-country-code-selector-wrapper {
    flex-shrink: 0;
    min-width: 120px;
    max-width: 150px;
    position: relative; /* 为下拉框定位提供参考 */
    margin-right: 8px; /* 与电话号码输入框保持间距 */
}

.phone-country-code-selector-wrapper .phone-country-code-selector {
    border-radius: 6px; /* 恢复完整圆角 */
}

.phone-country-code-selector-wrapper .selector-input {
    border-radius: 6px; /* 恢复完整圆角 */
    min-height: calc(2.25rem + 2px);
}

.phone-country-code-selector-wrapper .selector-input:focus,
.phone-country-code-selector-wrapper .selector-input.open {
    border: 1px solid #2196f3; /* 恢复完整边框 */
    border-radius: 6px; /* 保持圆角 */
}

/* 让下拉框覆盖整个input-group的宽度 */
.phone-country-code-selector-wrapper .selector-dropdown {
    left: 0;
    right: auto;
    min-width: 300px; /* 设置最小宽度确保内容能正常显示 */
}

/* 响应式调整 */
@media (max-width: 768px) {
    .phone-country-code-selector-wrapper {
        min-width: 100px;
        max-width: 120px;
    }
    
    .phone-country-code-selector-wrapper .country-name {
        display: none;
    }
}

/* 网格式媒体上传样式 */
.media-grid-container {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
    gap: 12px;
    margin-top: 8px;
}

.media-grid-item {
    aspect-ratio: 1;
    border-radius: var(--border-radius-sm);
    overflow: hidden;
    position: relative;
    transition: var(--transition);
}

.add-media-item {
    border: 2px dashed var(--border-color);
    background-color: var(--bg-light);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition);
}

.add-media-item:hover {
    border-color: var(--primary-color);
    background-color: var(--primary-light);
    transform: translateY(-2px);
}

.add-media-content {
    text-align: center;
    color: var(--text-secondary);
    transition: var(--transition);
}

.add-media-item:hover .add-media-content,
.add-media-item.dragover .add-media-content {
    color: var(--primary-color);
}

.add-media-item.dragover {
    border-color: var(--primary-color);
    background-color: var(--primary-light);
    transform: translateY(-2px);
}

.add-media-content i {
    font-size: 1.5rem;
    display: block;
    margin-bottom: 4px;
}

.add-media-content span {
    font-size: 0.75rem;
    font-weight: 500;
    display: block;
    line-height: 1.2;
}

.media-preview-item {
    border: 1px solid var(--border-color);
    background-color: var(--white);
    position: relative;
    overflow: hidden;
    cursor: pointer;
    transition: var(--transition);
}

.media-preview-item:hover {
    border-color: var(--primary-color);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.media-preview-item img,
.media-preview-item video {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.media-preview-item .media-remove-btn {
    position: absolute;
    top: 4px;
    right: 4px;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background-color: rgba(220, 53, 69, 0.9);
    color: white;
    border: none;
    font-size: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    z-index: 10;
}

.media-preview-item .media-remove-btn:hover {
    background-color: #dc3545;
    transform: scale(1.1);
}

.media-preview-item .media-type-badge {
    position: absolute;
    bottom: 4px;
    left: 4px;
    background-color: rgba(0, 0, 0, 0.7);
    color: white;
    padding: 2px 6px;
    border-radius: 10px;
    font-size: 0.6rem;
    font-weight: 500;
    text-transform: uppercase;
}

.media-preview-item.video-item::after {
    content: '\f144';
    font-family: 'Bootstrap Icons';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.5rem;
    pointer-events: none;
}

/* 网格媒体上传响应式调整 */
@media (max-width: 768px) {
    .media-grid-container {
        grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
        gap: 8px;
    }
    
    .add-media-content i {
        font-size: 1.2rem;
    }
    
    .add-media-content span {
        font-size: 0.7rem;
    }
}

@media (max-width: 576px) {
    .media-grid-container {
        grid-template-columns: repeat(auto-fill, minmax(80px, 1fr));
        gap: 6px;
    }
    
    .add-media-content i {
        font-size: 1rem;
    }
    
    .add-media-content span {
        font-size: 0.65rem;
    }
}

/* 媒体预览对话框样式 */
.media-preview-content {
    background-color: #000;
    min-height: 300px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.media-preview-content img {
    max-width: 100%;
    max-height: 70vh;
    object-fit: contain;
    border-radius: 4px;
}

.media-preview-content video {
    max-width: 100%;
    max-height: 70vh;
    border-radius: 4px;
}

.media-preview-loading {
    color: #fff;
    font-size: 1.2rem;
}

.media-preview-loading .spinner-border {
    width: 3rem;
    height: 3rem;
    border-width: 0.3em;
}

.media-preview-error {
    color: #fff;
    text-align: center;
    padding: 2rem;
}

.media-preview-error i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #dc3545;
}

/* 媒体预览项增加指针样式 */
.media-preview-item {
    cursor: pointer;
}

.media-preview-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0);
    transition: var(--transition);
    z-index: 1;
}

.media-preview-item:hover::before {
    background: rgba(0, 0, 0, 0.1);
}

.media-preview-item .preview-overlay {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: rgba(0, 0, 0, 0.7);
    color: white;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
    z-index: 2;
    pointer-events: none;
}

.media-preview-item:hover .preview-overlay {
    opacity: 1;
}

.media-preview-item .preview-overlay i {
    font-size: 1.2rem;
}

/* 删除按钮层级调整 */
.media-preview-item .media-remove-btn {
    z-index: 10;
}

/* ========================================================================== */
/*                        现代化首页模块样式                                  */
/* ========================================================================== */

/* 价值主张区域 */
.value-proposition {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    padding: var(--spacing-xxl) var(--spacing-md);
    background-color: var(--bg-secondary);
   
    margin: 0 auto;
}

.value-card {
    text-align: center;
    padding: var(--spacing-lg);
}

.value-card i {
    font-size: 2.5rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    display: block;
}

.value-card h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    font-weight: 400;
    font-size: 1.5rem;
}

.value-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 1rem;
}

/* 服务展示区域 */
.service-section {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xxl);
    padding: var(--spacing-xxl) var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
    align-items: start; /* 改为顶部对齐 */
}

/* 使用CSS Grid的order属性来实现reverse布局 */
.service-section.reverse .service-content {
    order: 2;
}

.service-section.reverse .service-image {
    order: 1;
}

.service-content, .service-image {
    width: 100%;
}

/* 确保service-content可见 */
.service-section .service-content {
    display: block;
    opacity: 1;
    visibility: visible;
}

.service-content h2 {
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    font-size: 2rem;
    font-weight: 400;
    line-height: 1.2;
}


.service-description {
    margin-bottom: var(--spacing-lg);
    color: var(--text-secondary);
    font-size: 1.1rem;
    line-height: 1.6;
}

.steps-container {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.step-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: 1rem;
    color: var(--text-primary);
    line-height: 1.5;
}

.step-item i {
    color: var(--text-primary);
    font-size: 1.25rem;
    width: 24px;
    text-align: center;
    flex-shrink: 0;
}



.service-image img {
    width: 100%;
    height: auto;
    border-radius: var(--border-radius-sm);
}

/* 优势展示区域 */
.advantages-section {
    padding: var(--spacing-xxl) var(--spacing-md);
    background-color: var(--bg-primary);
}

.advantages-section h2 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
    font-size: 2rem;
    font-weight: 400;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
}

.advantage-card {
    background-color: var(--bg-primary);
    padding: var(--spacing-lg);
    text-align: center;
    border: 1px solid var(--border-light);
    transition: var(--transition);
}

.advantage-card:hover {
    border-color: var(--border-color);
    transform: none;
}

.advantage-card i {
    font-size: 2rem;
    color: var(--text-primary);
    margin-bottom: var(--spacing-md);
    display: block;
}

.advantage-card h4 {
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
    font-weight: 400;
    font-size: 1.25rem;
}

.advantage-card p {
    color: var(--text-secondary);
    line-height: 1.6;
    font-size: 0.95rem;
}

/* Testimonials Section */
.testimonials-section {
    padding: 5rem 2rem;
}

.testimonials-section h2 {
    text-align: center;
    margin-bottom: 3rem;
    color: var(--heading-color);
    font-size: 2.5rem;
}

.testimonial-carousel {
    display: flex;
    gap: 2rem;
    justify-content: center;
    max-width: 1200px;
    margin: 0 auto;
    flex-wrap: wrap;
}

.testimonial {
    background-color: var(--secondary-color);
    padding: 2rem;
    border-radius: var(--border-radius);
    text-align: center;
    flex: 1;
    max-width: 500px;
    min-width: 300px;
}

.avatar {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    margin-bottom: 1rem;
    object-fit: cover;
}

.testimonial p {
    font-style: italic;
    margin-bottom: 1rem;
    color: var(--text-primary);
    line-height: 1.6;
}

.testimonial h4 {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.testimonial span {
    font-size: 0.9rem;
    color: var(--text-muted);
}

/* 服务展示区域 */
.service-section {
    display: flex;
    flex-direction: column;
    padding: var(--spacing-xxl) var(--spacing-md);
    max-width: 1200px;
    margin: 0 auto;
    align-items: center;
    text-align: center;
}

.service-section.reverse {
    flex-direction: column;
}

.service-content, .service-image {
    width: 100%;
    padding: var(--spacing-md);
}

/* 大屏幕样式 */
@media (min-width: 993px) {
    .service-section {
        flex-direction: row;
        align-items: center;
        text-align: center;
    }
    
    .service-section.reverse {
        flex-direction: row-reverse;
    }
    
    /* 使内容和图像在大屏幕上都居中对齐 */
    .service-section .service-content,
    .service-section .service-image {
        display: flex;
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

/* 中等屏幕样式 */
@media (max-width: 992px) {
    .service-section {
        flex-direction: column;
        gap: var(--spacing-lg);
        text-align: center;
        align-items: center;
    }

    /* 移动端重置order，统一为内容在上，图片在下 */
    .service-section.reverse .service-content,
    .service-section.reverse .service-image {
        order: unset;
    }

    .service-section .service-content {
        order: 1;
    }

    .service-section .service-image {
        order: 2;
    }

    .value-proposition {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .advantages-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

/* CTA区域 */
.cta-section {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
    padding: var(--spacing-xxl) var(--spacing-md);
    text-align: center;
}

.cta-section h2 {
    color: var(--text-primary);
    font-size: 2rem;
    font-weight: 400;
    margin-bottom: var(--spacing-sm);
}

.cta-section p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}


.cta-section .btn-primary {
    /* 使用全局按钮样式 */
    color: black
}

/* CTA区域透明按钮样式 - 无边框无背景 */
.cta-btn-white {
    background-color: transparent !important;
    border: none !important;
    color: #000000 !important;
    font-weight: 500;
    padding: 0.75rem 2rem;
    font-size: 1rem;
    border-radius: 0.375rem;
    transition: all 0.15s ease-in-out;
}

.cta-btn-white:hover {
    background-color: #000000 !important;
    color: #ffffff !important;
    transform: none;
}

.cta-btn-white:focus {
    background-color: transparent !important;
    color: #000000 !important;
    box-shadow: 0 0 0 0.25rem rgba(0, 0, 0, 0.1);
}

/* 修复验证码发送按钮样式 - 白底黑字风格 */
#sendCodeBtn {
    background-color: white !important;
    border: 1px solid #000000 !important;
    color: #000000 !important;
    font-weight: 500;
    padding: 0.375rem 0.75rem;
    font-size: 1rem;
    border-radius: 0.375rem;
    transition: all 0.15s ease-in-out;
}

#sendCodeBtn:hover {
    background-color: #000000 !important;
    border-color: #000000 !important;
    color: white !important;
    transform: none;
}

#sendCodeBtn:focus {
    background-color: white !important;
    border-color: #000000 !important;
    color: #000000 !important;
    box-shadow: 0 0 0 0.25rem rgba(0, 0, 0, 0.25);
}

#sendCodeBtn:disabled {
    background-color: #f8f9fa !important;
    border-color: #6c757d !important;
    color: #6c757d !important;
    opacity: 0.65;
}

/* 注册页面创建账户按钮样式 */
.register-form .btn-primary {
    background-color: white !important;
    border: 1px solid #000000 !important;
    color: #000000 !important;
    font-weight: 500;
    padding: 0.75rem 2rem;
    font-size: 1rem;
    border-radius: 0.375rem;
    transition: all 0.15s ease-in-out;
}

.register-form .btn-primary:hover {
    background-color: #000000 !important;
    border-color: #000000 !important;
    color: white !important;
    transform: none;
}

.register-form .btn-primary:focus {
    background-color: white !important;
    border-color: #000000 !important;
    color: #000000 !important;
    box-shadow: 0 0 0 0.25rem rgba(0, 0, 0, 0.25);
}

/* 移除用户角色选择卡片的悬浮效果 */
.register-form .form-check-card:hover {
    background: transparent !important;
    border-color: var(--border-color) !important;
    transform: none !important;
    box-shadow: none !important;
}

.register-form .form-check-card:hover .form-check-label {
    color: inherit !important;
}

/* 移除注册表单中协议复选框的悬浮效果 */
.register-form .form-check:hover {
    background: transparent !important;
    border-color: var(--border-color) !important;
    transform: none !important;
    box-shadow: none !important;
}

.register-form .form-check:hover .form-check-label {
    color: inherit !important;
}

/* 登录页面样式 */
/* 移除登录页面"记住我"复选框的悬浮效果 */
.login-form .form-check:hover {
    background: transparent !important;
    border-color: var(--border-color) !important;
    transform: none !important;
    box-shadow: none !important;
}

.login-form .form-check:hover .form-check-label {
    color: inherit !important;
}

/* 登录按钮默认白底黑字样式 */
.login-form .btn-primary {
    background-color: white !important;
    border: 1px solid #000000 !important;
    color: #000000 !important;
    font-weight: 500;
    padding: 0.75rem 2rem;
    font-size: 1rem;
    border-radius: 0.375rem;
    transition: all 0.15s ease-in-out;
}

.login-form .btn-primary:hover {
    background-color: #000000 !important;
    border-color: #000000 !important;
    color: white !important;
    transform: none;
}

.login-form .btn-primary:focus {
    background-color: white !important;
    border-color: #000000 !important;
    color: #000000 !important;
    box-shadow: 0 0 0 0.25rem rgba(0, 0, 0, 0.25);
}

/* Logo样式优化 */
.navbar-brand img {
    max-height: 40px;
    width: auto;
    transition: all 0.3s ease;
}

.navbar-brand:hover img {
    transform: scale(1.05);
}

/* 移动端Logo优化 */
@media (max-width: 768px) {
    .navbar-brand img {
        max-height: 35px;
    }
}

@media (max-width: 576px) {
    .navbar-brand img {
        max-height: 32px;
    }
}

/* 两步注册样式 */
.step-indicator {
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 2rem;
}

.step-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
}

.step-number {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #e9ecef;
    color: #6c757d;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 0.5rem;
    transition: all 0.3s ease;
}

.step-label {
    font-size: 0.875rem;
    color: #6c757d;
    font-weight: 500;
    transition: all 0.3s ease;
}

.step-item.active .step-number {
    background-color: #000000;
    color: white;
}

.step-item.active .step-label {
    color: #000000;
    font-weight: 600;
}

.step-item.completed .step-number {
    background-color: #28a745;
    color: white;
}

.step-item.completed .step-label {
    color: #28a745;
}

.step-line {
    width: 80px;
    height: 2px;
    background-color: #e9ecef;
    margin: 0 1rem;
    position: relative;
    top: -20px;
}

.step-line.completed {
    background-color: #28a745;
}

.registration-step {
    transition: all 0.3s ease;
}

.registration-step.d-none {
    display: none !important;
}

/* 注册页面输入框样式增强 */
.register-form .form-control,
.register-form .form-select {
    min-height: 4rem; /* 注册页面输入框更高 */
    padding: 1rem 1.25rem; /* 增加内边距 */
    font-size: 1.1rem; /* 稍微增大字体 */
    line-height: 1.6;
}

.register-form .form-label {
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    color: var(--text-primary);
}

/* 注册页面输入组样式 */
.register-form .input-group .form-control {
    min-height: 4rem;
    padding: 1rem 1.25rem;
}

.register-form .input-group .btn {
    min-height: 4rem;
    padding: 1rem 1.5rem;
    font-size: 1rem;
    font-weight: 500;
}

/* 现代化Footer */
.main-footer-container {
    background-color: var(--text-primary);
    color: var(--bg-primary);
    padding: var(--spacing-xxl) var(--spacing-md) var(--spacing-md);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    max-width: 1200px;
    margin: 0 auto;
    margin-bottom: var(--spacing-lg);
}

.footer-column {
    /* Grid item styling */
}

.footer-column h4 {
    color: var(--bg-primary);
    margin-bottom: var(--spacing-md);
    font-weight: 400;
    font-size: 1.1rem;
    letter-spacing: 0.5px;
    text-transform: uppercase;
}

.footer-column ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-column ul li {
    margin-bottom: var(--spacing-xs);
}

.footer-column a {
    color: var(--text-light);
    transition: var(--transition);
    text-decoration: none;
    font-size: 0.95rem;
}

.footer-column a:hover {
    color: var(--bg-primary);
    text-decoration: none;
}

.social-icons {
    display: flex;
    gap: var(--spacing-sm);
}

.social-icons a {
    font-size: 1.25rem;
    color: var(--text-light);
    transition: var(--transition);
    text-decoration: none;
}

.social-icons a:hover {
    color: var(--bg-primary);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-lg);
    border-top: 1px solid var(--text-secondary);
    max-width: 1200px;
    margin: 0 auto;
    color: var(--text-light);
    font-size: 0.9rem;
}

.footer-bottom p {
    margin-bottom: var(--spacing-xs);
}

/* ========================================================================== */
/*                      现代化响应式设计                                      */
/* ========================================================================== */

/* 大屏幕样式 */
@media (min-width: 993px) {
    .service-section {
        display: flex;
        flex-direction: row;
        align-items: flex-start; /* 改为顶部对齐 */
        text-align: left;
        gap: var(--spacing-xl);
        padding: var(--spacing-xxl) var(--spacing-md);
        max-width: 1200px;
        margin: 0 auto;
    }
    
    .service-section.reverse {
        flex-direction: row-reverse;
    }
    
    /* 使内容和图像在大屏幕上顶部对齐 */
    .service-section .service-content,
    .service-section .service-image {
        display: flex;
        flex-direction: column;
        align-items: flex-start; /* 改为顶部对齐 */
        text-align: left;
        width: 50%;
    }

    /* 保持标题和步骤列表居中对齐 */
    .service-section .service-content h2 {
        text-align: center;
        align-self: center;
        width: 100%;
    }

    .service-section .service-content .steps-container {
        align-items: flex-start; /* 步骤左对齐 */
        max-width: 500px;
        margin-left: auto;
        margin-right: auto;
    }
    
    /* 为 service-image 添加顶部对齐的样式 */
    .service-section .service-image {
        align-self: flex-start; /* 确保自身也是顶部对齐 */
    }
}

/* 中等屏幕样式 */
@media (max-width: 992px) {
    .service-section {
        flex-direction: column;
        gap: var(--spacing-lg);
        text-align: center;
        align-items: center;
    }

    /* 移动端重置order，统一为内容在上，图片在下 */
    .service-section.reverse .service-content,
    .service-section.reverse .service-image {
        order: unset;
    }

    .service-section .service-content {
        order: 1;
    }

    .service-section .service-image {
        order: 2;
    }

    .value-proposition {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }

    .advantages-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    .hero-content h1 {
        font-size: 2.2rem;
    }

    .service-content h2 {
        font-size: 1.75rem;
    }

    .advantages-section h2 {
        font-size: 1.75rem;
    }

    .cta-section h2 {
        font-size: 1.75rem;
    }

    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        text-align: left;
        gap: var(--spacing-lg);
        padding: 0 var(--spacing-sm);
    }

    .footer-column {
        display: flex;
        flex-direction: column;
    }

    .footer-column h4 {
        font-size: 1rem;
        margin-bottom: var(--spacing-sm);
        border-bottom: 1px solid rgba(255, 255, 255, 0.2);
        padding-bottom: var(--spacing-xs);
    }

    .footer-column ul {
        display: flex;
        flex-wrap: wrap;
        gap: var(--spacing-xs);
        margin: 0;
        padding: 0;
    }

    .footer-column ul li {
        margin-bottom: 0;
        flex: 0 0 auto;
    }

    .footer-column a {
        font-size: 0.875rem;
        padding: var(--spacing-xs) var(--spacing-sm);
        display: inline-block;
        border-radius: 4px;
        background-color: rgba(255, 255, 255, 0.1);
        transition: all 0.2s ease;
        white-space: nowrap;
    }

    .footer-column a:hover {
        background-color: rgba(255, 255, 255, 0.2);
        transform: translateY(-1px);
    }

    .social-icons {
        justify-content: flex-start;
        gap: var(--spacing-sm);
        margin-top: var(--spacing-sm);
        flex-wrap: wrap;
    }

    .social-icons a {
        width: 40px;
        height: 40px;
        display: flex;
        align-items: center;
        justify-content: center;
        background-color: rgba(255, 255, 255, 0.1);
        border-radius: 50%;
        transition: all 0.3s ease;
    }

    .social-icons a:hover {
        background-color: var(--bg-primary);
        color: var(--text-primary);
        transform: translateY(-2px);
    }

    .social-icons {
        justify-content: center;
        margin-top: var(--spacing-sm);
    }
}

@media (max-width: 576px) {
    .hero-content h1 {
        font-size: 1.8rem;
    }

    .service-section {
        padding: var(--spacing-lg) var(--spacing-sm);
    }

    .advantages-section, .cta-section {
        padding: var(--spacing-lg) var(--spacing-sm);
    }

    .value-proposition {
        padding: var(--spacing-lg) var(--spacing-sm);
    }
}

/* ==========================================================================
   需求列表页面响应式优化
   ========================================================================== */

.requirement-card {
    transition: all 0.3s ease;
    border: 1px solid #e0e0e0;
}

.requirement-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

/* 需求卡片中的按钮样式 */

/* 默认的 btn-primary 样式 - 用于货代列表的立即报价按钮（有边框） */
.requirement-card .btn-primary {
    background-color: transparent !important;
    border: 1px solid #000000 !important;
    color: #000000 !important;
    font-weight: 500;
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
    border-radius: 0.375rem;
    transition: all 0.15s ease-in-out;
}

.requirement-card .btn-primary:hover {
    background-color: #000000 !important;
    border-color: #000000 !important;
    color: white !important;
    transform: none;
}

.requirement-card .btn-primary:focus,
.requirement-card .btn-primary:active {
    background-color: transparent !important;
    border-color: #000000 !important;
    color: #000000 !important;
    box-shadow: 0 0 0 0.25rem rgba(0, 0, 0, 0.1) !important;
}

/* 特殊处理：采购需求页面的查看详情按钮（包含眼睛图标）- 无边框 */
.requirement-card .btn-primary .bi-eye {
    /* 用于标识查看详情按钮 */
}

.requirement-card .btn-primary:has(.bi-eye) {
    border: none !important;
}

.requirement-card .btn-primary:has(.bi-eye):hover {
    background-color: #f8f9fa !important;
    border: none !important;
    color: #000000 !important;
}

.requirement-card .btn-primary:has(.bi-eye):focus,
.requirement-card .btn-primary:has(.bi-eye):active {
    background-color: transparent !important;
    border: none !important;
    color: #000000 !important;
    box-shadow: none !important;
}

/* 货代列表页面的查看详情按钮 - 无边框 */
.requirement-card .btn-outline-primary {
    background-color: transparent !important;
    border: none !important;
    color: #000000 !important;
    font-weight: 500;
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
    border-radius: 0.375rem;
    transition: all 0.15s ease-in-out;
}

.requirement-card .btn-outline-primary:hover {
    background-color: #f8f9fa !important;
    color: #000000 !important;
    transform: none;
}

.requirement-card .btn-outline-primary:focus,
.requirement-card .btn-outline-primary:active {
    background-color: transparent !important;
    color: #000000 !important;
    box-shadow: none !important;
}

/* 采购需求页面的立即报价按钮 - 有边框 */
.requirement-card .btn-outline-success {
    background-color: transparent !important;
    border: 1px solid #000000 !important;
    color: #000000 !important;
    font-weight: 500;
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
    border-radius: 0.375rem;
    transition: all 0.15s ease-in-out;
}

.requirement-card .btn-outline-success:hover {
    background-color: #000000 !important;
    border-color: #000000 !important;
    color: white !important;
    transform: none;
}

.requirement-card .btn-outline-success:focus,
.requirement-card .btn-outline-success:active {
    background-color: transparent !important;
    border-color: #000000 !important;
    color: #000000 !important;
    box-shadow: 0 0 0 0.25rem rgba(0, 0, 0, 0.1) !important;
}

/* 排序控件样式优化 */
.sort-control-group {
    border-radius: var(--border-radius-sm);
    overflow: hidden;
}

.sort-direction-btn {
    border-left: none !important;
    border-color: #ced4da;
    background-color: #f8f9fa;
    color: #495057;
    transition: all 0.2s ease;
    min-width: 85px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    font-size: 0.875rem;
    font-weight: 500;
    white-space: nowrap;
}

.sort-direction-btn:hover {
    background-color: #e9ecef;
    border-color: #adb5bd;
    color: #495057;
    transform: none;
}

.sort-direction-btn:focus {
    box-shadow: 0 0 0 0.2rem rgba(0, 82, 204, 0.25);
    border-color: var(--primary-color);
}

.sort-direction-btn.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

.sort-direction-btn i {
    font-size: 1rem;
    transition: transform 0.2s ease;
}

.sort-order-text {
    font-size: 0.8rem;
    font-weight: 500;
}

/* 筛选条件响应式优化 */
@media (max-width: 768px) {
    .form-label {
        font-size: 0.875rem;
        margin-bottom: 0.25rem;
    }

    .form-control, .form-select {
        font-size: 0.875rem;
        padding: 0.375rem 0.5rem;
    }

    /* 注册页面在移动端的样式 */
    .register-form .form-control,
    .register-form .form-select {
        min-height: 3.5rem;
        padding: 0.75rem 1rem;
        font-size: 1rem;
    }

    .register-form .form-label {
        font-size: 0.95rem;
        margin-bottom: 0.4rem;
    }

    .register-form .input-group .form-control {
        min-height: 3.5rem;
        padding: 0.75rem 1rem;
    }

    .register-form .input-group .btn {
        min-height: 3.5rem;
        padding: 0.75rem 1.25rem;
        font-size: 0.95rem;
    }

    /* 在中等屏幕上优化间距 */
    .card-body .row.g-3 {
        gap: 0.75rem !important;
    }
}

@media (max-width: 576px) {
    .form-label {
        font-size: 0.8rem;
        margin-bottom: 0.2rem;
    }

    .form-control, .form-select {
        font-size: 0.8rem;
        padding: 0.25rem 0.4rem;
    }

    /* 注册页面在小屏幕上的样式 */
    .register-form .form-control,
    .register-form .form-select {
        min-height: 3.25rem;
        padding: 0.6rem 0.8rem;
        font-size: 0.95rem;
    }

    .register-form .form-label {
        font-size: 0.9rem;
        margin-bottom: 0.3rem;
    }

    .register-form .input-group .form-control {
        min-height: 3.25rem;
        padding: 0.6rem 0.8rem;
    }

    .register-form .input-group .btn {
        min-height: 3.25rem;
        padding: 0.6rem 1rem;
        font-size: 0.9rem;
    }

    /* 排序按钮在小屏幕上的优化 */
    .sort-direction-btn {
        min-width: 70px;
        font-size: 0.8rem;
    }

    .sort-order-text {
        font-size: 0.75rem;
    }

    /* 减少小屏幕上的间距 */
    .card-body .row.g-3 {
        gap: 0.5rem !important;
    }

    /* 超小屏幕的服务切换优化 */
    .service-toggle {
        gap: 0.5rem;
    }

    .toggle-label {
        font-size: 0.8rem;
    }

    .toggle-label i {
        font-size: 0.9rem;
    }

    /* 超小屏幕的统计数据优化 */
    .hero-stats {
        gap: 0.5rem;
        margin: 1rem 0;
    }

    .stat-number {
        font-size: 1.25rem;
    }

    .stat-label {
        font-size: 0.7rem;
    }

    /* 超小屏幕的footer优化 - 标题+内容布局 */
    .footer-content {
        grid-template-columns: repeat(2, 1fr);
        text-align: left;
        gap: var(--spacing-md);
        padding: 0 var(--spacing-sm);
    }

    .footer-column h4 {
        font-size: 0.9rem;
        margin-bottom: var(--spacing-xs);
        border-bottom: 1px solid rgba(255, 255, 255, 0.15);
        padding-bottom: 0.25rem;
    }

    .footer-column ul {
        display: flex;
        flex-wrap: wrap;
        gap: 0.25rem;
        margin: 0;
        padding: 0;
    }

    .footer-column ul li {
        margin-bottom: 0;
        flex: 0 0 auto;
    }

    .footer-column a {
        font-size: 0.75rem;
        padding: 0.25rem 0.5rem;
        display: inline-block;
        border-radius: 3px;
        background-color: rgba(255, 255, 255, 0.1);
        transition: all 0.2s ease;
        white-space: nowrap;
        line-height: 1.3;
    }

    .footer-column a:hover {
        background-color: rgba(255, 255, 255, 0.2);
        transform: translateY(-1px);
    }

    /* 社交媒体图标优化 */
    .social-icons {
        justify-content: flex-start;
        gap: 0.5rem;
        margin-top: 0.5rem;
        flex-wrap: wrap;
    }

    .social-icons a {
        width: 32px;
        height: 32px;
        font-size: 0.9rem;
    }

    /* 特殊处理：让社交媒体列跨越两列 */
    .footer-column:last-child {
        grid-column: 1 / -1;
        text-align: center;
        margin-top: var(--spacing-sm);
        padding-top: var(--spacing-sm);
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .footer-column:last-child .social-icons {
        justify-content: center;
    }
}

/* 极小屏幕优化 (≤400px) - 标题+内容布局 */
@media (max-width: 400px) {
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .footer-column {
        background-color: rgba(255, 255, 255, 0.05);
        border-radius: 8px;
        padding: var(--spacing-sm);
        margin-bottom: var(--spacing-xs);
        display: flex;
        flex-direction: column;
    }

    .footer-column h4 {
        font-size: 0.85rem;
        margin-bottom: var(--spacing-xs);
        text-align: center;
        border-bottom: 1px solid rgba(255, 255, 255, 0.15);
        padding-bottom: var(--spacing-xs);
    }

    .footer-column ul {
        display: flex;
        flex-wrap: wrap;
        gap: 0.25rem;
        justify-content: center;
        margin: 0;
        padding: 0;
    }

    .footer-column ul li {
        margin-bottom: 0;
        flex: 0 0 auto;
    }

    .footer-column a {
        font-size: 0.7rem;
        padding: 0.25rem 0.5rem;
        border-radius: 4px;
        background-color: rgba(255, 255, 255, 0.1);
        display: inline-block;
        white-space: nowrap;
        transition: all 0.2s ease;
    }

    .footer-column a:hover {
        background-color: rgba(255, 255, 255, 0.2);
        transform: translateY(-1px);
    }

    .footer-column:last-child {
        grid-column: 1;
        text-align: center;
        margin-top: 0;
        padding-top: var(--spacing-sm);
        border-top: 1px solid rgba(255, 255, 255, 0.1);
    }

    .footer-column:last-child .social-icons {
        justify-content: center;
    }

    .social-icons a {
        width: 36px;
        height: 36px;
        font-size: 1rem;
    }
}





/* 输入组优化 */
.input-group .form-select:not(:first-child) {
    border-left: 1px solid var(--border-color);
}

.input-group .form-select:focus {
    z-index: 3;
}

/* 确保在所有屏幕尺寸下排序控件都能正确显示 */
@media (min-width: 1200px) {
    .sort-direction-btn {
        min-width: 95px;
    }
}

@media (max-width: 1199px) and (min-width: 768px) {
    .sort-direction-btn {
        min-width: 85px;
    }
    
    .sort-order-text {
        font-size: 0.75rem;
    }
}

@media (max-width: 767px) {
    .sort-direction-btn {
        min-width: 65px;
        gap: 4px;
    }
    
    .sort-direction-btn i {
        font-size: 0.9rem;
    }
    
    .sort-order-text {
        display: none;
    }
}

/* 语言切换过渡效果 */
[data-i18n-key] {
    transition: opacity 0.3s ease, transform 0.3s ease;
}

.language-transition {
    opacity: 0;
    transform: translateY(10px);
}

.language-transition.active {
    opacity: 1;
    transform: translateY(0);
}





/* ========================================================================== */
/*                           微信二维码悬浮窗口                              */
/* ========================================================================== */

.wechat-qr-float {
    position: fixed;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    background: #fff;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    border: 1px solid var(--border-color);
    overflow: hidden;
}

/* 展开状态 */
.wechat-qr-float:not(.collapsed) {
    padding: 20px;
    width: 280px;
}

.wechat-qr-float:not(.collapsed):hover {
    box-shadow: 0 12px 35px rgba(0,0,0,0.2);
}

/* 折叠状态 */
.wechat-qr-float.collapsed {
    padding: 0;
    width: 60px;
    height: 60px;
    border-radius: 50%;
    cursor: pointer;
}

.wechat-qr-float.collapsed:hover {
    box-shadow: 0 8px 25px rgba(0,0,0,0.15);
}

/* 折叠状态下的触发按钮 */
.qr-toggle-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #07c160, #00a352);
    color: white;
    border: none;
    cursor: pointer;
    border-radius: inherit;
}

.wechat-qr-float.collapsed .qr-toggle-btn {
    border-radius: 50%;
}

.wechat-qr-float:not(.collapsed) .qr-toggle-btn {
    display: none;
}

.qr-toggle-btn i {
    font-size: 1.5rem;
    margin-right: 0.5rem;
}

.wechat-qr-float.collapsed .qr-toggle-btn i {
    margin-right: 0;
    font-size: 1.8rem;
}

.wechat-qr-float.collapsed .toggle-text {
    display: none;
}

/* 展开状态的内容 */
.qr-expanded-content {
    display: none;
}

.wechat-qr-float:not(.collapsed) .qr-expanded-content {
    display: block;
}

.qr-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--border-color);
}

.qr-header span {
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1rem;
}

.qr-close-btn {
    background: none;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    padding: 5px;
    border-radius: 50%;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
}

.qr-close-btn:hover {
    background-color: var(--bg-light);
    color: var(--text-primary);
}

.qr-close-btn i {
    font-size: 1rem;
}

/* 联系信息内容 */
.qr-content {
    margin-bottom: 15px;
}

.contact-info {
    display: none;
    text-align: center;
}

.contact-info.active {
    display: block;
}

.qr-image {
    width: 120px;
    height: 120px;
    border-radius: 8px;
    margin-bottom: 10px;
    border: 1px solid var(--border-color);
}

.qr-subtitle {
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin: 0;
    line-height: 1.4;
}

/* 电话和邮箱信息显示 */
.contact-display {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 15px 0;
}

.contact-icon {
    font-size: 2rem;
    color: var(--primary-color);
    flex-shrink: 0;
}

.contact-text {
    text-align: left;
    flex: 1;
}

.contact-text h4 {
    margin: 0 0 5px 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.contact-number,
.contact-email {
    margin: 0 0 3px 0;
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--primary-color);
}

.contact-desc {
    margin: 0;
    font-size: 0.8rem;
    color: var(--text-muted);
}

/* 联系方式切换按钮 */
.contact-buttons {
    display: flex;
    flex-direction: column;
    gap: 8px;
    border-top: 1px solid var(--border-color);
    padding-top: 12px;
}

.contact-btn {
    width: 100%;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    background: white;
    border-radius: 6px;
    cursor: pointer;
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: center;
    gap: 8px;
    font-size: 0.85rem;
    color: var(--text-secondary);
}

.contact-btn:hover {
    background-color: var(--bg-light);
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.contact-btn.active {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
    color: white;
}

/* WhatsApp按钮特殊样式 */
.contact-btn.wechat-btn {
    background-color: #25D366;
    border-color: #25D366;
    color: white;
}

.contact-btn.wechat-btn:hover {
    background-color: #128C7E;
    border-color: #128C7E;
    color: white;
}

/* 电话按钮特殊样式 */
.contact-btn.phone-btn {
    background-color: #007bff;
    border-color: #007bff;
    color: white;
}

.contact-btn.phone-btn:hover {
    background-color: #0056b3;
    border-color: #0056b3;
    color: white;
}

/* 邮箱按钮特殊样式 */
.contact-btn.email-btn {
    background-color: #fd7e14;
    border-color: #fd7e14;
    color: white;
}

.contact-btn.email-btn:hover {
    background-color: #e8650e;
    border-color: #e8650e;
    color: white;
}

.contact-btn i {
    font-size: 1rem;
}

.contact-btn span {
    font-size: 0.7rem;
    font-weight: 500;
}

/* 移动端适配 */
@media (max-width: 768px) {
    .wechat-qr-float {
        right: 15px;
    }
    
    .wechat-qr-float:not(.collapsed) {
        width: 260px;
        padding: 15px;
    }
    
    .wechat-qr-float.collapsed {
        width: 55px;
        height: 55px;
    }
    
    .qr-toggle-btn i {
        font-size: 1.3rem;
    }
    
    .wechat-qr-float.collapsed .qr-toggle-btn i {
        font-size: 1.6rem;
    }
    
    .qr-image {
        width: 100px;
        height: 100px;
    }
    
    .contact-display {
        gap: 10px;
        padding: 12px 0;
    }
    
    .contact-icon {
        font-size: 1.8rem;
    }
    
    .contact-text h4 {
        font-size: 0.9rem;
    }
    
    .contact-number,
    .contact-email {
        font-size: 0.85rem;
    }
    
    .contact-desc {
        font-size: 0.75rem;
    }
    
    .contact-btn {
        padding: 10px 12px;
        font-size: 0.8rem;
    }
    
    .contact-btn span {
        font-size: 0.8rem;
    }
    
    .contact-btn span {
        font-size: 0.65rem;
    }
}

/* ========================================================================== */
/*                           视频预览和模态框                                */
/* ========================================================================== */

/* 视频预览容器 */
.video-preview-container {
    position: relative;
    cursor: pointer;
    overflow: hidden;
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.video-preview-container:hover {
    transform: scale(1.02);
    box-shadow: var(--shadow-md);
}

.video-preview-container video {
    width: 100%;
    height: auto;
    display: block;
    border-radius: var(--border-radius);
}

/* 视频覆盖层 */
.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: var(--border-radius);
}

.video-preview-container:hover .video-overlay {
    opacity: 1;
}

.video-overlay .play-icon {
    font-size: 3rem;
    margin-bottom: 0.5rem;
    color: white;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.5);
}

.video-overlay .play-text {
    font-size: 1rem;
    font-weight: 500;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.5);
    text-align: center;
}

/* 视频模态框 */
.video-modal {
    display: none;
    position: fixed;
    z-index: 1050;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.video-modal-content {
    position: relative;
    background-color: white;
    margin: 2% auto;
    padding: 0;
    border-radius: var(--border-radius);
    width: 90%;
    max-width: 900px;
    max-height: 90vh;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.video-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 1.5rem;
    background: white;
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
    border-radius: var(--border-radius) var(--border-radius) 0 0;
}

.video-modal-header h5 {
    margin: 0;
    font-size: 1.25rem;
    font-weight: 600;
}

.video-modal-close {
    background: none;
    border: none;
    color: var(--text-primary);
    font-size: 1.5rem;
    cursor: pointer;
    padding: 0;
    width: 30px;
    height: 30px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background-color 0.3s ease;
}

.video-modal-close:hover {
    background-color: var(--bg-secondary);
    color: var(--text-primary);
}

.video-modal-body {
    padding: 0;
    background: black;
}

.video-modal-body video {
    width: 100%;
    height: auto;
    max-height: 70vh;
    display: block;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .video-modal-content {
        width: 95%;
        margin: 5% auto;
    }
    
    .video-overlay .play-icon {
        font-size: 2.5rem;
    }
    
    .video-overlay .play-text {
        font-size: 0.9rem;
    }
    
    .video-modal-header {
        padding: 0.75rem 1rem;
    }
    
    .video-modal-header h5 {
        font-size: 1.1rem;
    }
}

/* ========================================================================== */
/*                           移动端底部导航栏                                */
/* ========================================================================== */

/* 移动端底部导航栏 */
.mobile-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(0, 0, 0, 0.1);
    padding: 10px 0;
    z-index: 1000;
    display: none;
}

.mobile-bottom-nav .nav-item {
    flex: 1;
    text-align: center;
}

.mobile-bottom-nav .nav-link {
    color: #666;
    text-decoration: none;
    font-size: 12px;
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 5px;
}

/* 对于移动端，使 stat-item 水平居中对齐 */
.hero-stats .stat-item {
    flex: 1;
    text-align: center;
}

.mobile-bottom-nav .nav-link i {
    font-size: 20px;
    margin-bottom: 2px;
}

.mobile-bottom-nav .nav-link.active {
    color: #007bff;
}

@media (max-width: 768px) {
    .mobile-bottom-nav {
        display: flex;
    }
    
    body {
        padding-bottom: 70px;
    }
}

/* 自定义属性样式 */
.custom-attributes-section {
    border-top: 1px solid #e9ecef;
    padding-top: 1rem;
}

.custom-attribute-form {
    margin-top: 1rem;
}

.custom-attribute-form .card {
    border: 2px solid #007bff;
    border-radius: 8px;
}

.custom-attributes-list {
    max-height: 300px;
    overflow-y: auto;
}

.custom-attribute-item {
    padding: 12px 16px;
    border: 1px solid #e9ecef;
    border-radius: 6px;
    margin-bottom: 8px;
    background: #f8f9fa;
    transition: all 0.2s ease;
}

.custom-attribute-item:hover {
    background: #e9ecef;
    border-color: #007bff;
}

.custom-attribute-item .attribute-name {
    color: #495057;
    font-weight: 500;
}

.custom-attribute-item .attribute-value {
    color: #6c757d;
    font-size: 0.9rem;
}

.custom-attribute-item:last-child {
    margin-bottom: 0;
}

/* 自定义属性表单动画 */
.custom-attribute-form {
    animation: slideDown 0.3s ease-out;
}

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

/* 自定义属性项动画 */
.custom-attribute-item {
    animation: fadeInUp 0.3s ease-out;
}

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

/* 响应式设计 */
@media (max-width: 768px) {
    .custom-attribute-item .row {
        flex-direction: column;
    }

    .custom-attribute-item .col-md-2 {
        margin-top: 8px;
        text-align: left !important;
    }
}

/* 缓存破坏测试注释 - 版本 3 */