/* 重置样式和基础设置 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* 蜂巢AI主色系 - 深度连接主题 */
    --primary-color: #4f46e5;
    --primary-hover: #4338ca;
    --primary-gradient: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    --connection-gradient: linear-gradient(90deg, #4f46e5 0%, #3b82f6 50%, #10b981 100%);
    
    /* 中性色系 */
    --secondary-color: #f1f5f9;
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    --border-color: #e2e8f0;
    --bg-light: #fafafa;
    
    /* 蜂巢AI连接色彩系 */
    --neural-yellow: #fbbf24;
    --neural-pink: #ec4899;
    --neural-green: #10b981;
    --neural-blue: #3b82f6;
    --neural-purple: #7c3aed;
    --neural-orange: #f59e0b;
    
    /* 连接效果 */
    --connection-opacity: 0.15;
    --pulse-duration: 3s;
    --float-distance: 25px;
    
    /* 兼容旧变量名 */
    --yellow-accent: var(--neural-yellow);
    --pink-accent: var(--neural-pink);
    --green-accent: var(--neural-green);
    --blue-accent: var(--neural-blue);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: white;
    font-size: 16px;
    scroll-behavior: smooth;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* 导航栏 */
.navbar {
    background: white;
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.05);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 68px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
    font-size: 18px;
    color: var(--text-primary);
}

.logo svg {
    width: 24px;
    height: 24px;
    fill: var(--primary-color);
}

.nav-menu {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 32px;
}

.nav-menu a {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 15px;
    transition: color 0.2s ease;
}

.nav-menu a:hover {
    color: var(--text-primary);
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 16px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 15px;
    transition: color 0.2s ease;
}

.nav-link:hover {
    color: var(--text-primary);
}

.hamburger {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.hamburger span {
    width: 25px;
    height: 3px;
    background: #333;
    margin: 3px 0;
    transition: 0.3s;
}

/* 按钮样式 */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 600;
    text-align: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    border: none;
    cursor: pointer;
    font-size: 15px;
    white-space: nowrap;
    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: left 0.5s;
}

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

.btn-primary {
    background: var(--primary-gradient);
    color: white;
    box-shadow: 0 2px 8px rgba(79, 70, 229, 0.2);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(79, 70, 229, 0.4);
}

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

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

.btn-large {
    padding: 14px 28px;
    font-size: 16px;
}

/* Hero区域 */
.hero {
    background: linear-gradient(135deg, #fefefe 0%, #f8fafc 100%);
    padding: 120px 0 0;
    position: relative;
    overflow: hidden;
    min-height: auto;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at 20% 80%, rgba(79, 70, 229, 0.03) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(59, 130, 246, 0.03) 0%, transparent 50%);
    pointer-events: none;
    z-index: 0;
}

.floating-elements {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.floating-element {
    position: absolute;
    border-radius: 50%;
    opacity: 0.8;
    animation: float 6s ease-in-out infinite;
}

.element-1 {
    width: 80px;
    height: 80px;
    background: var(--yellow-accent);
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.element-2 {
    width: 60px;
    height: 60px;
    background: var(--pink-accent);
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.element-3 {
    width: 40px;
    height: 40px;
    background: var(--green-accent);
    top: 80%;
    left: 20%;
    animation-delay: 4s;
}

.element-4 {
    width: 100px;
    height: 100px;
    background: var(--blue-accent);
    top: 30%;
    right: 8%;
    animation-delay: 1s;
}

@keyframes float {
    0%, 100% {
        transform: translateY(0px) rotate(0deg);
    }
    33% {
        transform: translateY(-20px) rotate(120deg);
    }
    66% {
        transform: translateY(10px) rotate(240deg);
    }
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 680px;
    margin: 0 auto;
}

.hero-title {
    font-size: 4rem;
    font-weight: 700;
    margin-bottom: 24px;
    line-height: 1.1;
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.hero-subtitle {
    font-size: 1.25rem;
    line-height: 1.6;
    margin-bottom: 40px;
    color: var(--text-secondary);
    max-width: 580px;
    margin-left: auto;
    margin-right: auto;
}

/* Hero表单 */
.hero-form {
    display: flex;
    align-items: center;
    gap: 12px;
    max-width: 480px;
    margin: 0 auto 24px;
    padding: 4px;
    background: linear-gradient(135deg, white 0%, #fefefe 100%);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    box-shadow: 0 8px 25px rgba(79, 70, 229, 0.1);
    position: relative;
    overflow: hidden;
}

.hero-form::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(79, 70, 229, 0.05), transparent);
    animation: connectionSweep 3s ease-in-out infinite;
}

@keyframes connectionSweep {
    0% {
        left: -100%;
    }
    50% {
        left: 100%;
    }
    100% {
        left: 100%;
    }
}

.email-input {
    flex: 1;
    border: none;
    outline: none;
    padding: 12px 16px;
    font-size: 16px;
    background: transparent;
    color: var(--text-primary);
}

.email-input::placeholder {
    color: var(--text-light);
}

.hero-form .btn {
    padding: 12px 24px;
    font-size: 16px;
    font-weight: 600;
    white-space: nowrap;
}

.hero-note {
    font-size: 14px;
    color: var(--text-light);
    margin-bottom: 60px;
}

/* 产品预览 */
.product-preview {
    padding: 40px 0;
}

.preview-window {
    max-width: 900px;
    margin: 0 auto;
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
}

.window-header {
    background: var(--bg-light);
    padding: 16px 20px;
    display: flex;
    align-items: center;
    gap: 12px;
    border-bottom: 1px solid var(--border-color);
}

.window-controls {
    display: flex;
    gap: 8px;
}

.control {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.control.red {
    background: #ff5f57;
}

.control.yellow {
    background: #ffbd2e;
}

.control.green {
    background: #28ca42;
}

.window-title {
    font-size: 14px;
    font-weight: 500;
    color: var(--text-secondary);
}

.window-content {
    padding: 40px;
    min-height: 300px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.chat-interface {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.message {
    display: flex;
    margin-bottom: 12px;
}

.message.user-message {
    justify-content: flex-end;
}

.message.ai-message {
    justify-content: flex-start;
}

.message-text {
    max-width: 70%;
    padding: 12px 16px;
    border-radius: 18px;
    font-size: 15px;
    line-height: 1.4;
}

.user-message .message-text {
    background: var(--primary-color);
    color: white;
    border-bottom-right-radius: 4px;
}

.ai-message .message-text {
    background: white;
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-bottom-left-radius: 4px;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-top: 40px;
}

/* 功能分类展示区域 */
.features-overview {
    padding: 40px 0;
    background: white;
    text-align: center;
}

.section-subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary);
    max-width: 640px;
    margin: 0 auto 64px;
    line-height: 1.6;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 64px;
    color: var(--text-primary);
    line-height: 1.2;
    letter-spacing: -0.01em;
}

/* 功能分类 */
.features-categories {
    display: flex;
    justify-content: center;
    gap: 64px;
    margin-bottom: 80px;
    flex-wrap: wrap;
}

.category-item {
    text-align: center;
    max-width: 140px;
}

.category-icon {
    font-size: 2rem;
    margin-bottom: 12px;
}

.category-item h3 {
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--text-secondary);
    line-height: 1.4;
}

/* 可视化展示 */
.visual-showcase {
    display: flex;
    justify-content: center;
    gap: 80px;
    align-items: center;
    flex-wrap: wrap;
    max-width: 1000px;
    margin: 0 auto;
}

.showcase-item {
    display: flex;
    align-items: center;
    gap: 16px;
    position: relative;
}

.icon-card {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.icon-card.yellow {
    background: var(--yellow-accent);
}

.icon-card.blue {
    background: var(--blue-accent);
    color: white;
}

.icon-card.purple {
    background: var(--pink-accent);
    color: white;
}

.connector {
    width: 2px;
    height: 20px;
    background: var(--border-color);
}

.connector-flow {
    width: 40px;
    height: 2px;
    background: var(--border-color);
    position: relative;
}

.connector-flow::after {
    content: '→';
    position: absolute;
    right: -8px;
    top: -8px;
    color: var(--text-light);
}

.connector-diamond {
    width: 20px;
    height: 20px;
    background: var(--border-color);
    transform: rotate(45deg);
}

/* 大型产品演示区域 */
.product-demo {
    padding: 80px 0;
    background: var(--bg-light);
}

.demo-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
}

.demo-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 80px;
    align-items: center;
    background: white;
    border-radius: 24px;
    border: 1px solid var(--border-color);
    overflow: hidden;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.06);
}

.demo-text {
    padding: 60px;
}

.demo-text h2 {
    font-size: 2.25rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 24px;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.demo-text p {
    font-size: 1.125rem;
    line-height: 1.6;
    color: var(--text-secondary);
    margin-bottom: 32px;
}

.demo-visual {
    position: relative;
    min-height: 600px;
    background: linear-gradient(135deg, #f1f5f9 0%, #e2e8f0 100%);
}

.demo-frame {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 40px;
}

.collaboration-board {
    position: relative;
    height: 100%;
    background: white;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.collab-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 32px;
}

.user-avatars {
    display: flex;
    gap: -8px;
}

.avatar {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--primary-color);
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    border: 2px solid white;
    margin-left: -8px;
}

.avatar:first-child {
    margin-left: 0;
}

.collab-info {
    font-size: 14px;
    color: var(--text-secondary);
    display: flex;
    gap: 16px;
}

.ai-chat-popup {
    position: absolute;
    top: 100px;
    right: 40px;
    width: 280px;
    background: white;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border-color);
}

.chat-header {
    padding: 12px 16px;
    background: var(--bg-light);
    border-radius: 12px 12px 0 0;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
}

.chat-content {
    padding: 16px;
    font-size: 14px;
    line-height: 1.5;
    color: var(--text-secondary);
}

.workflow-diagram {
    display: flex;
    align-items: center;
    gap: 16px;
    position: absolute;
    bottom: 120px;
    left: 40px;
}

.workflow-step {
    padding: 8px 16px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 500;
    white-space: nowrap;
}

.workflow-step.blue {
    background: var(--blue-accent);
    color: white;
}

.workflow-step.yellow {
    background: var(--yellow-accent);
    color: var(--text-primary);
}

.workflow-step.green {
    background: var(--green-accent);
    color: white;
}

.connector-line {
    width: 40px;
    height: 2px;
    background: var(--border-color);
    position: relative;
}

.connector-line::after {
    content: '→';
    position: absolute;
    right: -8px;
    top: -8px;
    color: var(--text-light);
    font-size: 12px;
}

.demo-controls {
    position: absolute;
    bottom: 24px;
    right: 24px;
    display: flex;
    gap: 12px;
}

.nav-btn, .overview-btn {
    padding: 8px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    background: white;
    font-size: 12px;
    color: var(--text-secondary);
    cursor: pointer;
}

.nav-btn:hover, .overview-btn:hover {
    background: var(--bg-light);
}

/* 功能特色 */
.features {
    padding: 120px 0;
    background: white;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 40px;
}

.feature-item {
    text-align: center;
    padding: 30px;
    border-radius: 16px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
}

.feature-icon {
    font-size: 3.5rem;
    margin-bottom: 20px;
}

.feature-item h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: #1e293b;
}

.feature-item ul {
    list-style: none;
    text-align: left;
}

.feature-item li {
    padding: 8px 0;
    color: #64748b;
    position: relative;
    padding-left: 25px;
}

.feature-item li::before {
    content: "✓";
    color: #10b981;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* 使用场景 */
.scenarios {
    padding: 80px 0;
    background: #f8fafc;
}

.scenario-card {
    background: white;
    border-radius: 16px;
    padding: 40px;
    margin-bottom: 40px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
}

.scenario-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 30px;
}

.scenario-icon {
    font-size: 2.5rem;
}

.scenario-header h3 {
    font-size: 1.8rem;
    color: #1e293b;
}

/* 时间线样式 */
.scenario-timeline {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.timeline-item {
    display: grid;
    grid-template-columns: 100px 1fr 1fr;
    gap: 20px;
    align-items: center;
    padding: 20px;
    background: #f8fafc;
    border-radius: 12px;
    border-left: 4px solid #3b82f6;
}

.time {
    font-weight: 600;
    color: #3b82f6;
    font-size: 0.9rem;
}

.action {
    font-weight: 500;
    color: #1e293b;
    background: #e0f2fe;
    padding: 10px 15px;
    border-radius: 8px;
    border: 1px solid #0ea5e9;
}

.result {
    color: #059669;
    font-style: italic;
}

/* 对比样式 */
.comparison {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 30px;
    align-items: center;
}

.comparison-old {
    background: #fef2f2;
    padding: 25px;
    border-radius: 12px;
    border: 1px solid #fecaca;
}

.comparison-old h4 {
    color: #dc2626;
    margin-bottom: 15px;
}

.comparison-old ol {
    color: #7f1d1d;
    padding-left: 20px;
}

.comparison-old li {
    margin-bottom: 8px;
}

.vs {
    background: #3b82f6;
    color: white;
    padding: 10px 20px;
    border-radius: 50px;
    font-weight: bold;
    text-align: center;
}

.comparison-new {
    background: #f0fdf4;
    padding: 25px;
    border-radius: 12px;
    border: 1px solid #bbf7d0;
}

.comparison-new h4 {
    color: #059669;
    margin-bottom: 15px;
}

.simple-action {
    text-align: center;
}

.simple-action strong {
    color: #1e293b;
    font-size: 1.1rem;
}

.auto-result {
    color: #059669;
    font-style: italic;
    margin-top: 10px;
    padding: 15px;
    background: rgba(16, 185, 129, 0.1);
    border-radius: 8px;
}

/* 安全示例 */
.security-examples {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.security-item {
    padding: 20px;
    background: #f8fafc;
    border-radius: 12px;
    border-left: 4px solid #059669;
}

.request {
    font-weight: 500;
    color: #1e293b;
    margin-bottom: 10px;
    background: #e0f2fe;
    padding: 10px 15px;
    border-radius: 8px;
    display: inline-block;
}

.guarantee {
    color: #059669;
    font-style: italic;
}

/* 用户证言 */
.testimonials {
    padding: 80px 0;
    background: white;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.testimonial-item {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 30px;
    border-radius: 16px;
    text-align: center;
    position: relative;
}

.testimonial-item::before {
    content: '"';
    font-size: 4rem;
    position: absolute;
    top: -10px;
    left: 20px;
    opacity: 0.3;
}

.quote {
    font-size: 1.2rem;
    line-height: 1.6;
    margin-bottom: 20px;
    font-style: italic;
}

.author {
    font-weight: 600;
    opacity: 0.9;
}

/* 部署选择 */
.deployment {
    padding: 80px 0;
    background: #f8fafc;
}

.deployment-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.deployment-item {
    background: white;
    padding: 40px 30px;
    border-radius: 16px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
    position: relative;
}

.deployment-item:hover {
    transform: translateY(-5px);
}

.deployment-icon {
    font-size: 3rem;
    margin-bottom: 20px;
}

.deployment-item h3 {
    font-size: 1.5rem;
    margin-bottom: 10px;
    color: #1e293b;
}

.deployment-item p {
    color: #64748b;
    margin-bottom: 20px;
}

.deployment-item ul {
    list-style: none;
    text-align: left;
}

.deployment-item li {
    padding: 6px 0;
    color: #64748b;
    position: relative;
    padding-left: 25px;
}

.deployment-item li::before {
    content: "✓";
    color: #10b981;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* 部署方式描述文字 */
.deployment-desc {
    max-width: 700px;
    margin: 0 auto 40px;
    color: var(--text-secondary);
    font-size: 1rem;
    line-height: 1.8;
}

/* 适合人群样式 */
.target-audience {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-radius: 10px;
    padding: 12px 16px;
    margin-bottom: 20px;
    text-align: left;
}

.audience-label {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 3px 8px;
    border-radius: 4px;
    margin-bottom: 6px;
}

.audience-text {
    display: block;
    color: var(--text-secondary);
    font-size: 0.9rem;
    line-height: 1.5;
}

/* 企业版联系按钮 */
.enterprise-contact {
    margin-top: 20px;
    padding-top: 20px;
    border-top: 1px solid var(--border-color);
}

.enterprise-contact .contact-text {
    display: inline-block;
    background: var(--primary-gradient);
    color: white;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.95rem;
    transition: all 0.3s ease;
}

.deployment-item:hover .enterprise-contact .contact-text {
    transform: scale(1.02);
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

/* 私有部署提示信息 */
.private-deploy-note {
    background: #fffbeb;
    border: 1px solid #fcd34d;
    border-radius: 8px;
    padding: 10px 12px;
    margin-top: 16px;
    margin-bottom: 8px;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    text-align: left;
}

.private-deploy-note .note-icon {
    flex-shrink: 0;
    font-size: 1rem;
}

.private-deploy-note .note-text {
    color: #92400e;
    font-size: 0.8rem;
    line-height: 1.4;
}

/* 企业定制服务样式 */
.enterprise-custom-services {
    background: linear-gradient(135deg, #f5f3ff 0%, #ede9fe 100%);
    border: 1px solid #c4b5fd;
    border-radius: 10px;
    padding: 14px 16px;
    margin-top: 16px;
    text-align: left;
}

.enterprise-custom-services .custom-label {
    display: inline-block;
    background: linear-gradient(135deg, #7c3aed 0%, #6d28d9 100%);
    color: white;
    font-size: 0.75rem;
    font-weight: 600;
    padding: 4px 10px;
    border-radius: 4px;
    margin-bottom: 10px;
}

.enterprise-custom-services .custom-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.enterprise-custom-services .custom-list li {
    position: relative;
    padding: 4px 0 4px 20px;
    color: #5b21b6;
    font-size: 0.82rem;
    line-height: 1.5;
}

.enterprise-custom-services .custom-list li::before {
    content: "◆";
    position: absolute;
    left: 0;
    color: #8b5cf6;
    font-size: 0.6rem;
    top: 7px;
}

/* 团队协作区域 */
.team-collaboration {
    padding: 120px 0;
    background: white;
    text-align: center;
}

.collab-content {
    max-width: 600px;
    margin: 0 auto;
}

.signup-form-large {
    display: flex;
    align-items: center;
    gap: 16px;
    max-width: 500px;
    margin: 0 auto;
    padding: 8px;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
}

.email-input-large {
    flex: 1;
    border: none;
    outline: none;
    padding: 16px 20px;
    font-size: 16px;
    background: transparent;
    color: var(--text-primary);
}

.email-input-large::placeholder {
    color: var(--text-light);
}

.signup-form-large .btn {
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
    white-space: nowrap;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.step-item {
    padding: 30px;
    border-radius: 16px;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.step-number {
    font-size: 3rem;
    margin-bottom: 15px;
}

.step-item h3 {
    font-size: 1.3rem;
    margin-bottom: 10px;
    color: #1e293b;
}

.step-item p {
    color: #64748b;
}

.start-cta {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 50px;
    border-radius: 20px;
}

.start-subtitle {
    font-size: 1.3rem;
    margin-bottom: 30px;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* 页脚 */
.footer {
    background: #1e293b;
    color: white;
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

.footer-section h3,
.footer-section h4 {
    margin-bottom: 20px;
    color: #f1f5f9;
}

.footer-section ul {
    list-style: none;
}

.footer-section li {
    margin-bottom: 8px;
}

.footer-section a {
    color: #cbd5e1;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #3b82f6;
}

.footer-bottom {
    border-top: 1px solid #334155;
    padding-top: 20px;
    text-align: center;
    color: #94a3b8;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 68px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
        padding: 32px 0;
        gap: 24px;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-actions {
        display: none;
    }
    
    .hero {
        padding: 100px 0 60px;
        min-height: 70vh;
    }
    
    .hero-title {
        font-size: 2.5rem;
        margin-bottom: 20px;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
        margin-bottom: 32px;
    }
    
    .hero-form {
        flex-direction: column;
        gap: 16px;
        padding: 8px;
    }
    
    .email-input {
        text-align: center;
    }
    
    .hero-form .btn {
        width: 100%;
        padding: 14px;
    }
    
    .section-title {
        font-size: 2rem;
        margin-bottom: 48px;
    }
    
    .pain-points, .features {
        padding: 80px 0;
    }
    
    .floating-element {
        display: none;
    }
    
    /* 新布局的移动端适配 */
    .features-categories {
        gap: 32px;
        margin-bottom: 48px;
    }
    
    .category-item {
        max-width: 120px;
    }
    
    .visual-showcase {
        gap: 40px;
        flex-direction: column;
    }
    
    .showcase-item {
        justify-content: center;
    }
    
    .demo-content {
        grid-template-columns: 1fr;
        gap: 0;
    }
    
    .demo-text {
        padding: 40px 32px;
    }
    
    .demo-text h2 {
        font-size: 1.75rem;
    }
    
    .demo-visual {
        min-height: 400px;
    }
    
    .demo-frame {
        padding: 20px;
    }
    
    .ai-chat-popup {
        position: static;
        width: 100%;
        margin-bottom: 20px;
    }
    
    .workflow-diagram {
        position: static;
        justify-content: center;
        margin-bottom: 20px;
        flex-wrap: wrap;
    }
    
    .signup-form-large {
        flex-direction: column;
        gap: 16px;
        padding: 16px;
    }
    
    .email-input-large {
        text-align: center;
        width: 100%;
    }
    
    .signup-form-large .btn {
        width: 100%;
    }
    
    .timeline-item {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .comparison {
        grid-template-columns: 1fr;
        gap: 20px;
    }
    
    .vs {
        order: 2;
        margin: 10px auto;
        width: fit-content;
    }
    
    .comparison-old {
        order: 1;
    }
    
    .comparison-new {
        order: 3;
    }
    
    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .btn-large {
        padding: 14px 28px;
        font-size: 16px;
    }
    
    .pain-grid,
    .features-grid,
    .testimonials-grid,
    .deployment-grid,
    .steps-grid {
        grid-template-columns: 1fr;
    }
    
    .scenario-card {
        padding: 25px;
    }
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in-up {
    animation: fadeInUp 0.6s ease-out;
}

/* 滚动动画 */
/* 蜂巢AI深度连接动画 */
.scroll-animate {
    opacity: 0;
    transform: translateY(40px) scale(0.95);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.scroll-animate.active {
    opacity: 1;
    transform: translateY(0) scale(1);
}

/* 连接效果增强 */
.feature-item:nth-child(odd) {
    animation-delay: 0.1s;
}

.feature-item:nth-child(even) {
    animation-delay: 0.2s;
}

/* 神经脉冲效果 */
@keyframes neuralPulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(79, 70, 229, 0.4);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(79, 70, 229, 0);
    }
}

.neural-pulse {
    animation: neuralPulse 2s infinite;
}

/* 企业版联系表单弹窗 */
.modal-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    z-index: 2000;
    animation: fadeIn 0.3s ease;
}

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

.modal-content {
    background: white;
    border-radius: 12px;
    max-width: 460px;
    width: 90%;
    max-height: 85vh;
    overflow-y: auto;
    box-shadow: 0 15px 30px rgba(0, 0, 0, 0.2);
    animation: slideInUp 0.3s ease;
}

.modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 18px 20px 0;
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 15px;
}

.modal-header h3 {
    margin: 0;
    color: var(--text-primary);
    font-size: 20px;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    font-size: 28px;
    color: var(--text-secondary);
    cursor: pointer;
    padding: 0;
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: all 0.2s ease;
}

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

.modal-body {
    padding: 0 20px 18px;
}

/* 弹窗描述区域 */
.modal-description {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-radius: 10px;
    padding: 16px;
    margin-bottom: 20px;
}

.modal-description p {
    margin: 0 0 8px;
    color: var(--text-primary);
    font-size: 14px;
}

.modal-description ul {
    margin: 0 0 8px;
    padding-left: 20px;
}

.modal-description li {
    color: var(--text-secondary);
    font-size: 13px;
    margin-bottom: 4px;
}

.modal-description .note {
    color: var(--primary-color);
    font-size: 12px;
    margin-top: 10px;
    margin-bottom: 0;
    padding-top: 10px;
    border-top: 1px dashed var(--border-color);
}

.form-group {
    margin-bottom: 14px;
}

.form-group label {
    display: block;
    margin-bottom: 4px;
    color: var(--text-primary);
    font-weight: 500;
    font-size: 13px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 13px;
    transition: border-color 0.2s ease;
    box-sizing: border-box;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    resize: vertical;
    font-family: inherit;
    height: 60px;
    min-height: 60px;
}

.form-actions {
    display: flex;
    gap: 10px;
    justify-content: flex-end;
    margin-top: 16px;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 响应式设计 */
@media (max-width: 768px) {
    .modal-content {
        width: 95%;
        margin: 20px;
    }

    .modal-header,
    .modal-body {
        padding-left: 16px;
        padding-right: 16px;
    }

    .form-actions {
        flex-direction: column;
    }

    .form-actions .btn {
        width: 100%;
    }
}

/* ==================== 部署方式中的桌面版样式 ==================== */
.deployment-item.desktop-available {
    position: relative;
    border: 2px solid var(--primary-color);
    box-shadow: 0 12px 40px rgba(79, 70, 229, 0.15);
}

.new-release-badge {
    position: absolute;
    top: -10px;
    right: 20px;
    background: var(--primary-gradient);
    color: white;
    padding: 6px 12px;
    border-radius: 12px;
    font-size: 12px;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

.desktop-downloads {
    margin-top: 20px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.download-link {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    border-radius: 8px;
    text-decoration: none;
    transition: all 0.3s ease;
    border: 1px solid var(--border-color);
}

.download-link.windows {
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    color: white;
    border-color: var(--primary-color);
}

.download-link.windows:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(79, 70, 229, 0.3);
}

.download-link.android {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    border-color: #10b981;
}

.download-link.android:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(16, 185, 129, 0.3);
}

.download-link.linux {
    background: linear-gradient(135deg, #f97316 0%, #ea580c 100%);
    color: white;
    border-color: #f97316;
}

.download-link.linux:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(249, 115, 22, 0.3);
}

.download-link.mac {
    background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%);
    color: white;
    border-color: #6366f1;
}

.download-link.mac:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(99, 102, 241, 0.3);
}

.download-link.coming-soon {
    background: var(--secondary-color);
    color: var(--text-light);
    cursor: not-allowed;
}

.platform-name {
    font-weight: 600;
    font-size: 14px;
}

.download-size {
    font-size: 12px;
    opacity: 0.9;
}

.coming-soon-text {
    font-size: 12px;
    color: var(--neural-orange);
    font-weight: 500;
}

/* ==================== 最新功能亮点展示样式 ==================== */
.latest-features {
    padding: 80px 0;
    background: white;
}

.features-header {
    text-align: center;
    margin-bottom: 60px;
}

.features-badge {
    display: inline-block;
    background: var(--connection-gradient);
    color: white;
    padding: 8px 20px;
    border-radius: 25px;
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 20px;
    box-shadow: 0 4px 12px rgba(79, 70, 229, 0.3);
}

.latest-features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-bottom: 60px;
}

.feature-highlight {
    background: white;
    border-radius: 16px;
    padding: 32px;
    text-align: center;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
    border: 1px solid var(--border-color);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-highlight::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-gradient);
}

.feature-highlight:hover {
    transform: translateY(-8px);
    box-shadow: 0 16px 48px rgba(79, 70, 229, 0.15);
}

.feature-icon {
    margin-bottom: 20px;
}

.feature-highlight h3 {
    font-size: 22px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.feature-highlight p {
    color: var(--text-secondary);
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 20px;
}

.feature-tags {
    display: flex;
    justify-content: center;
    gap: 12px;
    flex-wrap: wrap;
}

.tag {
    background: var(--secondary-color);
    color: var(--primary-color);
    padding: 6px 12px;
    border-radius: 16px;
    font-size: 12px;
    font-weight: 600;
}

.version-updates {
    text-align: center;
    margin-top: 40px;
}

.version-updates h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 40px;
}

.updates-timeline {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 30px;
    max-width: 900px;
    margin: 0 auto;
}

.timeline-item {
    display: flex;
    align-items: center;
    gap: 16px;
    min-width: 280px;
}

.timeline-badge {
    background: var(--primary-color);
    color: white;
    padding: 8px 12px;
    border-radius: 8px;
    font-size: 14px;
    font-weight: 600;
    min-width: 60px;
    text-align: center;
}

.timeline-content {
    text-align: left;
}

.timeline-content h4 {
    font-size: 18px;
    font-weight: 600;
    color: var(--text-primary);
    margin-bottom: 4px;
}

.timeline-content p {
    color: var(--text-secondary);
    font-size: 14px;
    line-height: 1.5;
}

/* ==================== 功能分类描述样式 ==================== */
.category-desc {
    color: var(--text-secondary);
    font-size: 14px;
    margin-top: 8px;
    line-height: 1.4;
}

/* ==================== 响应式设计 ==================== */
@media (max-width: 1024px) {
    .latest-features-grid {
        grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
        gap: 20px;
    }
}

@media (max-width: 768px) {
    .latest-features {
        padding: 60px 0;
    }

    .features-header {
        margin-bottom: 40px;
    }

    .feature-highlight {
        padding: 24px;
    }

    .version-updates h3 {
        font-size: 24px;
        margin-bottom: 30px;
    }

    .updates-timeline {
        flex-direction: column;
        align-items: center;
    }

    .timeline-item {
        min-width: auto;
        width: 100%;
        max-width: 400px;
    }

    .desktop-downloads {
        gap: 6px;
    }

    .download-link {
        padding: 10px 12px;
    }
}

@media (max-width: 480px) {
    .latest-features-grid {
        grid-template-columns: 1fr;
    }

    .feature-highlight h3 {
        font-size: 20px;
    }

    .platform-name {
        font-size: 13px;
    }

    .download-size,
    .coming-soon-text {
        font-size: 11px;
    }
}
/* 三大核心优势区块 */
.core-advantages {
    padding: 100px 0;
    background: linear-gradient(135deg, #f8f9ff 0%, #ffffff 100%);
}

.advantages-header {
    text-align: center;
    margin-bottom: 60px;
}

.advantages-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 40px;
    max-width: 1200px;
    margin: 0 auto;
}

.advantage-card {
    background: white;
    border-radius: 20px;
    padding: 40px 30px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    transition: all 0.4s ease;
    position: relative;
    overflow: hidden;
}

.advantage-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 60px rgba(79, 70, 229, 0.15);
}

.advantage-card.highlight {
    border: 2px solid #10b981;
    background: linear-gradient(135deg, #f0fdf4 0%, #ffffff 100%);
}

.advantage-badge {
    position: absolute;
    top: 20px;
    right: 20px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    color: white;
    padding: 6px 16px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
}

.advantage-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(79, 70, 229, 0.05) 0%, rgba(59, 130, 246, 0.05) 100%);
    border-radius: 20px;
}

.advantage-card h3 {
    font-size: 24px;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 16px;
    text-align: center;
}

.advantage-desc {
    font-size: 16px;
    color: #6b7280;
    line-height: 1.6;
    text-align: center;
    margin-bottom: 24px;
}

.advantage-example {
    background: linear-gradient(135deg, #f8f9ff 0%, #f0f1ff 100%);
    border-radius: 12px;
    padding: 20px;
    margin-top: 24px;
}

.example-label {
    font-size: 12px;
    font-weight: 600;
    color: #4f46e5;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 12px;
}

.advantage-example p {
    font-size: 14px;
    color: #4b5563;
    line-height: 1.6;
    margin: 8px 0;
    padding-left: 16px;
    position: relative;
}

.advantage-example p:before {
    content: "•";
    position: absolute;
    left: 0;
    color: #4f46e5;
    font-weight: bold;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .core-advantages {
        padding: 60px 0;
    }

    .advantages-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .advantage-card {
        padding: 30px 20px;
    }
}

/* ========== FAQ常见问题板块样式 ========== */
.faq-section {
    padding: 80px 0;
    background: linear-gradient(180deg, #ffffff 0%, #f8fafc 100%);
}

.faq-section h2.section-title {
    text-align: center !important;
    font-size: 36px !important;
    font-weight: 700;
    color: #1f2937;
    margin-bottom: 12px !important;
}

.faq-section p.section-subtitle {
    text-align: center !important;
    font-size: 18px;
    color: #6b7280;
    margin-bottom: 48px;
}

.faq-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 1000px;
    margin: 0 auto;
}

.faq-item {
    background: white;
    border-radius: 16px;
    padding: 28px;
    box-shadow: 0 2px 12px rgba(0, 0, 0, 0.06);
    border: 1px solid #e5e7eb;
    transition: all 0.3s ease;
}

.faq-item:hover {
    box-shadow: 0 8px 24px rgba(79, 70, 229, 0.12);
    border-color: #c7d2fe;
    transform: translateY(-2px);
}

.faq-question {
    font-size: 18px;
    font-weight: 600;
    color: #1f2937;
    margin-bottom: 16px;
    padding-left: 28px;
    position: relative;
}

.faq-question::before {
    content: "Q";
    position: absolute;
    left: 0;
    top: 0;
    width: 22px;
    height: 22px;
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    color: white;
    border-radius: 6px;
    font-size: 12px;
    font-weight: 700;
    display: flex;
    align-items: center;
    justify-content: center;
}

.faq-answer {
    font-size: 15px;
    color: #4b5563;
    line-height: 1.7;
}

.faq-answer p {
    margin-bottom: 12px;
}

.faq-answer ul {
    list-style: none;
    padding: 0;
    margin: 12px 0;
}

.faq-answer ul li {
    padding: 8px 0 8px 24px;
    position: relative;
}

.faq-answer ul li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #10b981;
    font-weight: bold;
}

.faq-answer strong {
    color: #4f46e5;
    font-weight: 600;
}

/* FAQ响应式设计 */
@media (max-width: 768px) {
    .faq-section {
        padding: 60px 0;
    }

    .faq-section .section-title {
        font-size: 28px;
    }

    .faq-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .faq-item {
        padding: 20px;
    }

    .faq-question {
        font-size: 16px;
    }

    .faq-answer {
        font-size: 14px;
    }
}

/* ========================================
   功能亮点展示区域 - Feature Showcase
   ======================================== */
.feature-showcase {
    padding: 100px 0;
    background: linear-gradient(180deg, #f8fafc 0%, #ffffff 100%);
}

.feature-showcase .section-title {
    text-align: center;
    font-size: 36px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 12px;
}

.feature-showcase .section-subtitle {
    text-align: center;
    font-size: 18px;
    color: var(--text-secondary);
    margin-bottom: 48px;
}

/* 标签切换按钮 */
.showcase-tabs {
    display: flex;
    justify-content: center;
    gap: 12px;
    margin-bottom: 40px;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 28px;
    border: 2px solid var(--border-color);
    background: white;
    border-radius: 30px;
    font-size: 16px;
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all 0.3s ease;
}

.tab-btn:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
    background: rgba(79, 70, 229, 0.05);
}

.tab-btn.active {
    background: var(--primary-gradient);
    border-color: transparent;
    color: white;
    box-shadow: 0 4px 15px rgba(79, 70, 229, 0.3);
}

/* 展示内容容器 */
.showcase-content {
    position: relative;
    min-height: 400px;
}

/* 展示面板 */
.showcase-panel {
    display: none;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    background: white;
    border-radius: 20px;
    padding: 48px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    animation: fadeInUp 0.4s ease-out;
}

.showcase-panel.active {
    display: grid;
}

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

/* 面板左侧 - 描述区 */
.panel-left h3 {
    font-size: 28px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.panel-desc {
    font-size: 16px;
    color: var(--text-secondary);
    line-height: 1.7;
    margin-bottom: 24px;
}

/* 用户命令样式 */
.user-command {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-left: 4px solid var(--primary-color);
    padding: 16px 20px;
    border-radius: 0 12px 12px 0;
    margin-bottom: 24px;
}

.command-label {
    display: block;
    font-size: 12px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.command-text {
    font-size: 16px;
    color: var(--text-primary);
    font-weight: 500;
    font-style: italic;
}

/* 功能要点 */
.feature-points {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.point-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 15px;
    color: var(--text-secondary);
}

.point-icon {
    width: 20px;
    height: 20px;
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 12px;
    font-weight: bold;
    flex-shrink: 0;
}

/* 面板右侧 - 演示区 */
.panel-right {
    display: flex;
    justify-content: center;
}

/* 演示对话框 */
.demo-chat {
    width: 100%;
    max-width: 380px;
    background: linear-gradient(145deg, #1e293b 0%, #0f172a 100%);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.2);
}

.chat-header {
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    gap: 10px;
    color: white;
    font-weight: 500;
}

.ai-dot {
    width: 10px;
    height: 10px;
    background: #10b981;
    border-radius: 50%;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.chat-body {
    padding: 20px;
}

.ai-reply {
    color: rgba(255, 255, 255, 0.9);
    font-size: 14px;
    line-height: 1.6;
    margin-bottom: 16px;
}

/* 文件项样式 */
.file-item {
    background: rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.file-icon {
    font-size: 24px;
}

.file-name {
    flex: 1;
    color: white;
    font-size: 14px;
    font-weight: 500;
}

.file-status {
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 12px;
}

.file-status.done {
    background: #10b981;
    color: white;
}

.ai-summary {
    color: rgba(255, 255, 255, 0.7);
    font-size: 13px;
    line-height: 1.6;
    padding-top: 12px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* 记忆袋样式 */
.memory-item {
    background: rgba(255, 255, 255, 0.08);
    border-radius: 10px;
    padding: 14px 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.memory-icon {
    font-size: 24px;
}

.memory-content {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.memory-title {
    color: white;
    font-size: 14px;
    font-weight: 500;
}

.memory-date {
    color: rgba(255, 255, 255, 0.5);
    font-size: 12px;
}

/* 技能结果样式 */
.skill-result {
    margin-top: 8px;
}

.swot-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 8px;
}

.swot-item {
    padding: 12px;
    border-radius: 8px;
    font-size: 12px;
    line-height: 1.5;
    color: white;
}

.swot-item strong {
    display: block;
    margin-bottom: 4px;
    font-size: 11px;
}

.swot-item.s {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%);
}

.swot-item.w {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%);
}

.swot-item.o {
    background: linear-gradient(135deg, #3b82f6 0%, #2563eb 100%);
}

.swot-item.t {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
}

/* 功能展示区域响应式 */
@media (max-width: 992px) {
    .showcase-panel {
        grid-template-columns: 1fr;
        gap: 40px;
        padding: 32px;
    }

    .panel-left {
        order: 1;
    }

    .panel-right {
        order: 2;
    }
}

@media (max-width: 768px) {
    .feature-showcase {
        padding: 60px 0;
    }

    .feature-showcase .section-title {
        font-size: 28px;
    }

    .showcase-tabs {
        gap: 8px;
    }

    .tab-btn {
        padding: 10px 18px;
        font-size: 14px;
    }

    .showcase-panel {
        padding: 24px;
    }

    .panel-left h3 {
        font-size: 22px;
    }

    .demo-chat {
        max-width: 100%;
    }

    .swot-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .showcase-tabs {
        flex-direction: column;
        align-items: stretch;
    }

    .tab-btn {
        text-align: center;
    }
}