:root {
    --primary: #2563eb;
    --primary-dark: #1d4ed8;
    --secondary: #10b981;
    --accent: #f59e0b;
    --dark: #1e293b;
    --light: #f8fafc;
    --gray: #64748b;
    --gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-ai: linear-gradient(135deg, #3b82f6 0%, #8b5cf6 50%, #06b6d4 100%);
    --gradient-home: linear-gradient(135deg, #10b981 0%, #06b6d4 100%);
    --gradient-health: linear-gradient(135deg, #ef4444 0%, #f59e0b 100%);
    --gradient-education: linear-gradient(135deg, #8b5cf6 0%, #3b82f6 100%);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Microsoft YaHei', 'Arial', sans-serif;
    line-height: 1.6;
    color: var(--dark);
    background: var(--light);
    min-height: 100vh;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* 导航栏样式 */
header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    position: fixed;
    top: 0;
    width: 100%;
    z-index: 1000;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.logo svg {
    transition: transform 0.3s ease;
    filter: drop-shadow(0 2px 4px rgba(102, 126, 234, 0.3));
}

.logo:hover svg {
    transform: scale(1.1) rotate(5deg);
}

.logo-text {
    font-size: 2rem;
    font-weight: 700;
    background: var(--gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 3rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--dark);
    font-weight: 500;
    transition: color 0.3s ease;
    padding: 0.5rem 1rem;
    border-radius: 25px;
}

.nav-links a:hover {
    background: var(--gradient);
    color: white;
}

/* 英雄区域 - 充满AI生活气息 */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    background: var(--gradient-ai);
    position: relative;
    overflow: hidden;
    padding-top: 80px;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="ai-pattern" width="20" height="20" patternUnits="userSpaceOnUse"><circle cx="10" cy="10" r="1" fill="rgba(255,255,255,0.1)"/><circle cx="10" cy="10" r="0.5" fill="rgba(255,255,255,0.2)"/></pattern></defs><rect width="100" height="100" fill="url(%23ai-pattern)"/></svg>');
    animation: float 6s ease-in-out infinite;
}

.hero-content {
    position: relative;
    z-index: 2;
    color: white;
    max-width: 800px;
    padding: 0 2rem;
}

.hero-content h1 {
    font-size: 4.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    line-height: 1.1;
    text-shadow: 0 5px 15px rgba(0, 0, 0, 0.3);
}

.hero-content .subtitle {
    font-size: 2rem;
    font-weight: 300;
    margin-bottom: 2rem;
    opacity: 0.95;
    line-height: 1.4;
}

.ai-features {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin: 3rem 0;
    flex-wrap: wrap;
}

.ai-feature {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 1rem 1.5rem;
    border-radius: 15px;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.ai-feature i {
    font-size: 1.5rem;
    color: #fbbf24;
}

.cta-buttons {
    display: flex;
    gap: 1.5rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: 3rem;
}

.cta-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: white;
    color: var(--primary);
    padding: 1.2rem 2.5rem;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    font-size: 1.2rem;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
}

.cta-button.secondary {
    background: transparent;
    color: white;
    border-color: white;
    backdrop-filter: blur(10px);
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.3);
}

/* 核心价值区域 - 具体AI生活场景 */
.values {
    padding: 6rem 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.section-title {
    text-align: center;
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 5rem;
    background: var(--gradient-ai);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -15px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: var(--gradient-ai);
    border-radius: 2px;
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 3rem;
    margin-top: 4rem;
}

.value-card {
    background: white;
    padding: 3rem 2rem;
    border-radius: 25px;
    text-align: center;
    transition: all 0.4s ease;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.value-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 5px;
    background: var(--gradient-ai);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

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

.value-card:hover::before {
    transform: scaleX(1);
}

.value-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-ai);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    font-size: 2.5rem;
    color: white;
}

.value-card h3 {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--dark);
}

.value-card p {
    color: var(--gray);
    line-height: 1.6;
    font-size: 1rem;
    margin: 0;
}

/* AI应用场景 - 生动展示 */
.scenarios {
    background: white;
    padding: 80px 0;
}

.scenarios-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(380px, 1fr));
    gap: 2.5rem;
    margin-top: 3rem;
}

.scenario-card {
    background: linear-gradient(135deg, #ffffff 0%, #f8f9fa 100%);
    padding: 2.5rem 2rem;
    border-radius: 25px;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: all 0.4s ease;
    border: 1px solid rgba(255, 255, 255, 0.2);
    position: relative;
    overflow: hidden;
}

.scenario-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 25px 50px rgba(0, 0, 0, 0.15);
    background: linear-gradient(135deg, #ffffff 0%, #f0f4f8 100%);
}

.scenario-icon {
    width: 70px;
    height: 70px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 1.8rem;
}

.scenario-home .scenario-icon {
    background: linear-gradient(135deg, #ff6b6b, #ff8e8e);
}

.scenario-health .scenario-icon {
    background: linear-gradient(135deg, #4ecdc4, #88d3ce);
}

.scenario-education .scenario-icon {
    background: linear-gradient(135deg, #45b7d1, #96c8d9);
}

.scenario-finance .scenario-icon {
    background: linear-gradient(135deg, #f9a826, #fbc02d);
}

.scenario-work .scenario-icon {
    background: linear-gradient(135deg, #6a82fb, #8ea0fb);
}

.scenario-entertainment .scenario-icon {
    background: linear-gradient(135deg, #b06ab3, #c88cca);
}

.scenario-card h3 {
    font-size: 1.6rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: #2d3748;
}

.scenario-card p {
    color: #718096;
    line-height: 1.6;
    font-size: 1rem;
    margin: 0;
}

/* 通用内容区域样式 */
.content-section {
    padding: 6rem 0;
    background: var(--light);
}

.content-section.dark {
    background: var(--dark);
    color: var(--light);
}

.content-section.gradient {
    background: var(--gradient);
    color: white;
}

.section-subtitle {
    font-size: 2.2rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: var(--dark);
    text-align: center;
}

.dark .section-subtitle,
.gradient .section-subtitle {
    color: white;
}

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

.mb-4 {
    margin-bottom: 1rem;
}

.mb-6 {
    margin-bottom: 1.5rem;
}

.mb-8 {
    margin-bottom: 2rem;
}

.mt-4 {
    margin-top: 1rem;
}

.mt-6 {
    margin-top: 1.5rem;
}

.mt-10 {
    margin-top: 2.5rem;
}

/* 卡片通用样式 */
.card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.dark .card,
.gradient .card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    color: white;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* 社区页面样式 */
.community {
    padding: 3rem 0;
    background: linear-gradient(135deg, rgba(30, 30, 50, 0.95), rgba(20, 20, 40, 0.95));
    position: relative;
}

.community::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,%3Csvg width="100" height="100" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"%3E%3Cpath d="M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z" fill="%23667eea" fill-opacity="0.05" fill-rule="evenodd"/%3E%3C/svg%3E');
    z-index: 0;
}

.community .container {
    position: relative;
    z-index: 1;
}

.community p {
    color: #d0d0d0;
    font-size: 1.1rem;
    line-height: 1.8;
    margin-bottom: 2rem;
}

.community-title {
    color: #ffffff;
    font-size: 1.8rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    position: relative;
    display: inline-block;
}

.community-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 60px;
    height: 3px;
    background: linear-gradient(to right, #667eea, #764ba2);
    border-radius: 3px;
}

/* 社区网格布局 */
.features-grid,
.activities-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

/* 社区和活动页面卡片样式 */
.feature-card,
.activity-card,
.event-info {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    padding: 1.5rem;
}

.feature-card:hover,
.activity-card:hover,
.event-info:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(102, 126, 234, 0.25);
    border-color: rgba(102, 126, 234, 0.5);
}

.feature-card h4,
.activity-card h4 {
    color: #ffffff;
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.feature-card p,
.activity-card p {
    color: #d0d0d0;
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1rem;
}

.activity-date {
    display: inline-block;
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    padding: 0.4rem 0.8rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 0.8rem;
}

.activity-action {
    margin-top: 1.5rem;
}

.community-join {
    text-align: center;
    margin-top: 3rem;
}

/* 加入我们页面样式 */
.join-options {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.join-option {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 2rem;
    transition: all 0.3s ease;
    text-align: center;
}

.join-option:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(102, 126, 234, 0.25);
    border-color: rgba(102, 126, 234, 0.5);
}

.join-icon {
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.join-option h3 {
    color: #ffffff;
    font-size: 1.4rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.join-option p {
    color: #d0d0d0;
    font-size: 0.95rem;
    line-height: 1.7;
    margin-bottom: 1.5rem;
}

.join-action {
    margin-top: 1rem;
}

/* 联系我们部分 */
.contact-us {
    margin-top: 4rem;
}

.contact-form {
    max-width: 700px;
    margin: 0 auto;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
}

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

.form-group label {
    display: block;
    color: #ffffff;
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea {
    padding: 0.8rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    color: #ffffff;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-action {
    text-align: center;
    margin-top: 2rem;
}

/* 提示列表样式 */
.tips-list,
.benefits-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.tip-item,
.benefit-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
    color: #d0d0d0;
    line-height: 1.6;
}

.tip-item:last-child,
.benefit-item:last-child {
    margin-bottom: 0;
}

.tip-item i,
.benefit-item i {
    color: #667eea;
    font-size: 1.2rem;
    margin-top: 0.2rem;
    flex-shrink: 0;
}

/* 活动时间线样式 */
.event-timeline {
    position: relative;
    padding-left: 2rem;
    margin-top: 2rem;
}

.event-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, #667eea, #764ba2);
}

.timeline-item {
    position: relative;
    margin-bottom: 2.5rem;
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -2.5rem;
    top: 0.5rem;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: #ffffff;
    border: 3px solid #667eea;
    box-shadow: 0 0 0 4px rgba(102, 126, 234, 0.2);
}

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

.timeline-time {
    font-weight: 700;
    color: #667eea;
    margin-bottom: 0.5rem;
}

.timeline-title {
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 0.8rem;
    font-size: 1.1rem;
}

.timeline-description {
    color: #d0d0d0;
    line-height: 1.6;
}

/* 条款页脚样式 */
.terms-footer {
    margin-top: 3rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.contact-info h3 {
    color: #ffffff;
    margin-bottom: 1rem;
}

/* 卡片通用样式 */
.card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 0 12px 40px rgba(31, 38, 135, 0.2);
}

/* 响应式设计增强 */
@media (max-width: 992px) {
    .login-form-container,
    .registration-form-container,
    .forgot-password-container {
        grid-template-columns: 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .interests-checkboxes {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .privacy-container,
    .terms-container,
    .login-form,
    .registration-form,
    .reset-form-container {
        padding: 2rem;
    }
    
    .social-login {
        flex-direction: column;
    }
}

/* 复选框样式 */
.checkbox-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-top: 0.5rem;
}

.checkbox-item {
    display: flex;
    align-items: center;
    padding: 0.75rem 1rem;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 8px;
    cursor: pointer;
    transition: all 0.3s ease;
    color: rgba(255, 255, 255, 0.9);
}

.checkbox-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
}

.checkbox-item input[type="checkbox"] {
    margin-right: 0.75rem;
    width: 18px;
    height: 18px;
    accent-color: var(--primary);
}

.checkbox-label {
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
}

.checkbox-item:has(input[type="checkbox"]:checked) {
    background: rgba(37, 99, 235, 0.2);
    border-color: var(--primary);
}

.checkbox-item:has(input[type="checkbox"]:checked) .checkbox-label {
    color: white;
    font-weight: 600;
}

/* 列表样式 */
ul {
    list-style-position: inside;
    margin-bottom: 1rem;
}

.dark ul,
.gradient ul {
    color: white;
}

.dark li,
.gradient li {
    margin-bottom: 0.5rem;
    color: rgba(255, 255, 255, 0.9);
}

/* 文本颜色类 */
.text-white {
    color: white !important;
}

.text-black {
    color: var(--dark) !important;
}

.text-gray {
    color: var(--gray) !important;
}

/* 表单样式增强 */
.form-group {
    margin-bottom: 1.5rem;
}

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

.dark .form-group label,
.gradient .form-group label {
    color: white;
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid #ddd;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    color: var(--dark);
    background: white;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

/* 按钮通用样式 */
.btn {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    border: none;
}

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

.btn-primary:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
}

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

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

/* 特定页面容器样式 */
.careers,
.join,
.cooperation,
.forgot-password {
    background: linear-gradient(135deg, rgba(102, 126, 234, 0.1), rgba(118, 75, 162, 0.1));
    padding: 60px 0;
}

/* 隐私政策和条款容器样式 */
.privacy-container,
.terms-container {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 3rem;
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 2rem;
}

/* 隐私政策和条款内容样式 */
.privacy-title,
.term-title {
    color: #ffffff;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1.5rem;
    margin-top: 2.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.privacy-subtitle {
    color: #e0e0e0;
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: 1rem;
    margin-top: 1.5rem;
}

.privacy-text,
.term-text {
    color: #d0d0d0;
    line-height: 1.8;
    margin-bottom: 1.2rem;
}

.privacy-list,
.privacy-contact {
    color: #d0d0d0;
    line-height: 1.8;
    margin-left: 1.5rem;
    margin-bottom: 1.5rem;
}

.privacy-list li,
.privacy-contact li {
    margin-bottom: 0.8rem;
}

.privacy-version {
    color: #a0a0a0;
    font-style: italic;
    margin-bottom: 2rem;
}

/* 忘记密码页面样式 */
.forgot-password {
    padding: 3rem 0;
    background: linear-gradient(135deg, rgba(30, 30, 50, 0.95), rgba(20, 20, 40, 0.95));
    position: relative;
}

.forgot-password::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,%3Csvg width="100" height="100" viewBox="0 0 100 100" xmlns="http://www.w3.org/2000/svg"%3E%3Cpath d="M11 18c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm48 25c3.866 0 7-3.134 7-7s-3.134-7-7-7-7 3.134-7 7 3.134 7 7 7zm-43-7c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm63 31c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM34 90c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zm56-76c1.657 0 3-1.343 3-3s-1.343-3-3-3-3 1.343-3 3 1.343 3 3 3zM12 86c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm28-65c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm23-11c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-6 60c2.21 0 4-1.79 4-4s-1.79-4-4-4-4 1.79-4 4 1.79 4 4 4zm29 22c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zM32 63c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm57-13c2.76 0 5-2.24 5-5s-2.24-5-5-5-5 2.24-5 5 2.24 5 5 5zm-9-21c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM60 91c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM35 41c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2zM12 60c1.105 0 2-.895 2-2s-.895-2-2-2-2 .895-2 2 .895 2 2 2z" fill="%23667eea" fill-opacity="0.05" fill-rule="evenodd"/%3E%3C/svg%3E');
    z-index: 0;
}

.forgot-password .container {
    position: relative;
    z-index: 1;
}

.forgot-password-container {
    display: grid;
    grid-template-columns: 1fr 350px;
    gap: 2rem;
    max-width: 900px;
    margin: 0 auto;
    padding: 20px;
}

/* 表单容器样式 */
.reset-form-container {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(15px);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    overflow: hidden;
}

.reset-form-container:hover {
    box-shadow: 0 12px 40px rgba(102, 126, 234, 0.25);
    border-color: rgba(102, 126, 234, 0.5);
}

.form-title {
    color: #ffffff;
    font-size: 1.8rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1.5rem;
    position: relative;
}

.form-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 30%;
    right: 30%;
    height: 3px;
    background: linear-gradient(to right, #667eea, #764ba2);
    border-radius: 3px;
}

/* 表单步骤容器 */
.step-container {
    padding: 1rem;
}

/* 表单描述文本 */
.form-description {
    color: #d0d0d0;
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
    text-align: center;
}

/* 表单组样式 */
.reset-form-container .form-group {
    margin-bottom: 1.5rem;
}

.reset-form-container .form-group label {
    display: block;
    color: #ffffff;
    font-size: 1rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
}

.reset-form-container .form-group input {
    width: 100%;
    padding: 0.8rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 8px;
    color: #ffffff;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.reset-form-container .form-group input:focus {
    outline: none;
    border-color: #667eea;
    background: rgba(255, 255, 255, 0.15);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);
}

.reset-form-container .form-group input::placeholder {
    color: rgba(218, 218, 218, 0.6);
}

/* 表单操作按钮 */
.reset-form-container .form-action {
    text-align: center;
    margin-top: 2rem;
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* 表单底部链接 */
.form-footer {
    text-align: center;
    margin-top: 1.5rem;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.form-footer p {
    color: #d0d0d0;
    font-size: 0.95rem;
}

.form-footer a {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.form-footer a:hover {
    color: #764ba2;
    text-decoration: underline;
}

/* 活动详情页面样式 */
.event-info {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(15px);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 3rem;
    margin-bottom: 2rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.2);
}

.event-header {
    text-align: center;
    margin-bottom: 2rem;
}

.event-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.event-meta {
    display: flex;
    justify-content: center;
    gap: 2rem;
    flex-wrap: wrap;
}

.meta-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.1rem;
}

.meta-item i {
    color: var(--primary);
    font-size: 1.2rem;
}

.event-description {
    margin-bottom: 2rem;
}

.event-description p {
    color: rgba(255, 255, 255, 0.9);
    line-height: 1.8;
    font-size: 1.1rem;
}

.event-cta {
    margin-top: 2rem;
}

.agenda-timeline {
    position: relative;
    padding-left: 2rem;
}

.agenda-timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 2px;
    background: linear-gradient(to bottom, #667eea, #764ba2);
}

.agenda-item {
    position: relative;
    margin-bottom: 2rem;
    padding-left: 2rem;
}

.agenda-item::before {
    content: '';
    position: absolute;
    left: -6px;
    top: 0;
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--primary);
    border: 2px solid white;
}

.agenda-time {
    font-weight: 600;
    color: var(--primary);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.agenda-content h4 {
    color: white;
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.agenda-content p {
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.6;
}

.speakers-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

.speaker {
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.speaker-info h4 {
    color: white;
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

.speaker-info p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
}

.event-register {
    margin-top: 2rem;
}

.related-events {
    margin-top: 3rem;
}

.events-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.event-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(15px);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2rem;
    transition: all 0.3s ease;
}

.event-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

.event-date {
    color: var(--primary);
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.event-action {
    margin-top: 1.5rem;
}

/* 安全提示样式 */
.security-tips {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(15px);
    border-radius: 16px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 2rem;
    height: fit-content;
}

.security-tips h3 {
    color: #ffffff;
    font-size: 1.3rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    position: relative;
    padding-bottom: 0.8rem;
}

.security-tips h3::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 50px;
    height: 2px;
    background: linear-gradient(to right, #667eea, #764ba2);
    border-radius: 2px;
}

/* 提示列表样式 */
.tips-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.tip-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.2rem;
    color: #d0d0d0;
    font-size: 0.95rem;
    line-height: 1.6;
    padding: 0.8rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 8px;
    border-left: 3px solid #667eea;
    transition: all 0.3s ease;
}

.tip-item:hover {
    background: rgba(255, 255, 255, 0.05);
    transform: translateX(5px);
}

.tip-item i {
    color: #667eea;
    font-size: 1.2rem;
    margin-top: 2px;
    flex-shrink: 0;
}

/* 成功消息样式 */
.success-message {
    text-align: center;
    padding: 2rem 1rem;
}

.success-icon {
    font-size: 4rem;
    color: #4CAF50;
    margin-bottom: 1.5rem;
    animation: pulse 2s ease-in-out;
}

@keyframes pulse {
    0% { transform: scale(0.8); opacity: 0.7; }
    50% { transform: scale(1.1); opacity: 1; }
    100% { transform: scale(1); opacity: 1; }
}

.success-message h3 {
    color: #ffffff;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.success-message p {
    color: #d0d0d0;
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.success-message p span {
    color: #667eea;
    font-weight: 500;
    background: rgba(102, 126, 234, 0.1);
    padding: 0.2rem 0.5rem;
    border-radius: 4px;
}

.success-message .note {
    color: #ffc107;
    font-size: 0.9rem;
    font-style: italic;
    padding: 1rem;
    background: rgba(255, 193, 7, 0.1);
    border-radius: 8px;
    border: 1px solid rgba(255, 193, 7, 0.2);
}

/* 响应式设计 */
@media (max-width: 992px) {
    .forgot-password-container {
        grid-template-columns: 1fr;
        gap: 1.5rem;
        padding: 15px;
    }
    
    .security-tips {
        order: -1;
        margin-bottom: 1rem;
    }
    
    .form-title {
        font-size: 1.6rem;
    }
    
    .form-title::after {
        left: 20%;
        right: 20%;
    }
}

@media (max-width: 576px) {
    .forgot-password {
        padding: 2rem 0;
    }
    
    .reset-form-container {
        padding: 1.5rem;
    }
    
    .security-tips {
        padding: 1.5rem;
    }
    
    .form-title {
        font-size: 1.4rem;
    }
    
    .form-title::after {
        left: 15%;
        right: 15%;
    }
    
    .success-icon {
        font-size: 3rem;
    }
    
    .reset-form-container .form-action {
        flex-direction: column;
        gap: 1rem;
    }
    
    .tip-item {
        font-size: 0.9rem;
        padding: 0.6rem;
    }
}

/* 登录和注册页面样式 */
.login-form-container,
.registration-form-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    align-items: start;
}

.login-form,
.registration-form {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 2.5rem;
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.login-tips,
.registration-benefits {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    padding: 2rem;
    box-shadow: 0 8px 32px rgba(31, 38, 135, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

/* 表单元素样式增强 */
.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    margin-bottom: 1.5rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: #ffffff;
    font-weight: 500;
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group input[type="tel"],
.form-group input[type="password"] {
    width: 100%;
    padding: 0.8rem 1rem;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    color: #333;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.form-group input:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.2);
}

/* 表单选项样式 */
.form-options {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.remember-me {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.forgot-password {
    color: #667eea;
    text-decoration: none;
    transition: color 0.3s ease;
}

.forgot-password:hover {
    color: #764ba2;
    text-decoration: underline;
}

/* 分隔线样式 */
.divider {
    display: flex;
    align-items: center;
    text-align: center;
    margin: 2rem 0;
}

.divider::before,
.divider::after {
    content: '';
    flex: 1;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.divider span {
    padding: 0 1rem;
    color: #a0a0a0;
}

/* 社交登录按钮样式 */
.social-login {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.social-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.7rem 1.2rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 6px;
    background: rgba(255, 255, 255, 0.05);
    color: #ffffff;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.social-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-2px);
}

/* 登录链接样式 */
.login-link,
.register-link,
.form-footer {
    text-align: center;
    color: #d0d0d0;
}

.login-link a,
.register-link a,
.form-footer a {
    color: #667eea;
    text-decoration: none;
    transition: color 0.3s ease;
}

.login-link a:hover,
.register-link a:hover,
.form-footer a:hover {
    color: #764ba2;
    text-decoration: underline;
}

/* 兴趣选择样式 */
.interests-checkboxes {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
}

.interests-checkboxes label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0;
    font-weight: 400;
    cursor: pointer;
}

/* 页面内容区域特定样式增强 */
.careers .container,
.join .container,
.cooperation .container,
.forgot-password .container,
.login-section .container,
.registration .container,
.privacy-content .container,
.event-terms .container {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

/* 确保这些页面的卡片在暗色背景上有良好的可读性 */
.careers .card,
.join .card,
.cooperation .card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 2.5rem;
    border-radius: 16px;
    transition: all 0.3s ease;
}

.careers .card:hover,
.join .card:hover,
.cooperation .card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

/* 标签样式 */
.tag {
    display: inline-block;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 500;
    background: rgba(255, 255, 255, 0.2);
    color: white;
    margin-right: 0.5rem;
    margin-bottom: 0.5rem;
}

/* 职位卡片特定样式 */
.position-card {
    margin-bottom: 2rem;
}

.position-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.position-header h4 {
    font-size: 1.5rem;
    font-weight: 600;
    color: white;
    margin-bottom: 0.5rem;
}

.position-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.position-requirements h5 {
    font-weight: 600;
    margin-bottom: 0.75rem;
    color: white;
}

/* 招聘流程样式 */
.apply-process {
    margin-top: 4rem;
    margin-bottom: 2rem;
}

.process-title {
    text-align: center;
    color: #ffffff;
    font-size: 2.2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

.process-title::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 20%;
    right: 20%;
    height: 3px;
    background: linear-gradient(to right, #667eea, #764ba2);
    border-radius: 3px;
}

.process-subtitle {
    text-align: center;
    color: #d0d0d0;
    font-size: 1.1rem;
    margin-bottom: 2.5rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.process-steps {
    position: relative;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin: 2rem 0;
    padding: 0 1rem;
}

/* 连接线 */
.process-steps::before {
    content: '';
    position: absolute;
    top: 30px;
    left: 50px;
    right: 50px;
    height: 2px;
    background: linear-gradient(to right, #667eea, #764ba2);
    z-index: 1;
}

.step {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    width: 18%;
    z-index: 2;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 50%;
    color: white;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    box-shadow: 0 4px 12px rgba(102, 126, 234, 0.3);
    transition: all 0.3s ease;
}

.step:hover .step-number {
    transform: scale(1.1);
    box-shadow: 0 6px 16px rgba(102, 126, 234, 0.4);
}

.step-title {
    color: #ffffff;
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.step-description {
    color: #d0d0d0;
    font-size: 0.9rem;
    line-height: 1.5;
}

/* 响应式设计 - 招聘流程 */
@media (max-width: 992px) {
    .process-steps {
        flex-direction: column;
        gap: 2rem;
    }
    
    .process-steps::before {
        display: none;
    }
    
    .step {
        flex-direction: row;
        width: 100%;
        text-align: left;
        gap: 1.5rem;
        align-items: center;
    }
    
    .step-number {
        margin-bottom: 0;
        flex-shrink: 0;
    }
    
    .step-content {
        flex: 1;
    }
}

@media (max-width: 576px) {
    .step-number {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
    
    .step-title {
        font-size: 1rem;
    }
    
    .step-description {
        font-size: 0.85rem;
    }
}

/* 技术优势 */
.advantages {
    padding: 6rem 0;
    background: white;
}

.advantage-list {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}
.advantage-item {
    text-align: center;
    padding: 2rem;
    border-radius: 15px;
    background: var(--light);
}

.advantage-item .icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

/* 未来展望 */
.future {
    padding: 6rem 0;
    background: var(--gradient);
    color: white;
    text-align: center;
}

.future h2 {
    font-size: 3rem;
    margin-bottom: 2rem;
}

.future p {
    font-size: 1.3rem;
    max-width: 800px;
    margin: 0 auto 3rem;
    opacity: 0.9;
}

/* 页脚 */
footer {
    background: var(--dark);
    color: white;
    text-align: center;
    padding: 3rem 0;
}

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

/* 响应式设计 */
@media (max-width: 768px) {
    .nav-links {
        gap: 1rem;
    }

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

    .hero-content .subtitle {
        font-size: 1.3rem;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .section-title {
        font-size: 2.2rem;
    }

    .values-grid,
    .scenario-grid,
    .advantage-list {
        grid-template-columns: 1fr;
    }
}

/* 动画效果 */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes glow {
    0%, 100% { box-shadow: 0 0 20px rgba(59, 130, 246, 0.3); }
    50% { box-shadow: 0 0 40px rgba(59, 130, 246, 0.6); }
}

.fade-in {
    animation: fadeInUp 1s ease-out;
}

.floating {
    animation: float 6s ease-in-out infinite;
}

.glow {
    animation: glow 3s ease-in-out infinite;
}

/* 粒子效果 */
.particles {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
}

.particle {
    position: absolute;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    animation: float 8s ease-in-out infinite;
}