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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: #e0e0e0;
    background: #0a0a0a;
    overflow-x: hidden;
}

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

/* 导航栏样式 */
.navbar {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 12px;
    font-weight: 700;
}

.logo-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(0, 212, 255, 0.1);
    border-radius: 10px;
    border: 1px solid rgba(0, 212, 255, 0.3);
    backdrop-filter: blur(10px);
}

.logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.logo-main {
    font-size: 1.8rem;
    background: linear-gradient(135deg, #00d4ff, #0099ff, #667eea);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 800;
    letter-spacing: 1px;
}

.logo-sub {
    font-size: 0.9rem;
    color: #b0b0b0;
    font-weight: 500;
    margin-top: 2px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    color: #e0e0e0;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav-menu a:hover {
    color: #00d4ff;
}

.nav-menu a::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -5px;
    left: 0;
    background: linear-gradient(90deg, #00d4ff, #0099ff);
    transition: width 0.3s ease;
}

.nav-menu a:hover::after {
    width: 100%;
}

/* 英雄区域样式 */
.hero {
    min-height: 100vh;
    background: linear-gradient(135deg, #0a0a0a 0%, #1a1a2e 50%, #16213e 100%);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 80%, rgba(0, 212, 255, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 20%, rgba(0, 153, 255, 0.1) 0%, transparent 50%);
    animation: float 6s ease-in-out infinite;
}

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

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 20px;
}

.gradient-text {
    background: linear-gradient(135deg, #00d4ff, #0099ff, #667eea);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradientShift 3s ease-in-out infinite;
}

@keyframes gradientShift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

.hero-description {
    font-size: 1.2rem;
    color: #b0b0b0;
    margin-bottom: 40px;
    line-height: 1.6;
}

.hero-buttons {
    display: flex;
    gap: 20px;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 15px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, #00d4ff, #0099ff);
    color: white;
    box-shadow: 0 10px 30px rgba(0, 212, 255, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 15px 40px rgba(0, 212, 255, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #00d4ff;
    border: 2px solid #00d4ff;
}

.btn-secondary:hover {
    background: rgba(0, 212, 255, 0.1);
    transform: translateY(-2px);
}

/* 浮动卡片动画 */
.floating-cards {
    position: relative;
    height: 400px;
}

.card {
    position: absolute;
    width: 120px;
    height: 120px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
    transition: all 0.3s ease;
    animation: floatCard 6s ease-in-out infinite;
}

.card span {
    font-size: 0.8rem;
    margin-top: 10px;
    font-weight: 500;
}

.card-1 { top: 20%; left: 10%; animation-delay: 0s; }
.card-2 { top: 60%; left: 20%; animation-delay: 1s; }
.card-3 { top: 30%; left: 70%; animation-delay: 2s; }
.card-4 { top: 70%; left: 60%; animation-delay: 3s; }
.card-5 { top: 50%; left: 40%; animation-delay: 4s; }
.card-6 { top: 10%; left: 40%; animation-delay: 5s; }

@keyframes floatCard {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(5deg); }
}

.card:hover {
    transform: translateY(-10px) scale(1.1);
    box-shadow: 0 20px 40px rgba(0, 212, 255, 0.2);
}

/* 服务展示区域 */
.services {
    padding: 100px 0;
    background: #0f0f0f;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 20px;
    color: white;
}

.section-subtitle {
    text-align: center;
    font-size: 1.2rem;
    color: #b0b0b0;
    margin-bottom: 60px;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    padding: 40px 30px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.5s ease;
}

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

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
    border-color: rgba(0, 212, 255, 0.3);
}

.service-icon {
    width: 80px;
    height: 80px;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--icon-color1), var(--icon-color2));
}

.service-icon.iflytek { --icon-color1: #ff6b6b; --icon-color2: #ff8e8e; }
.service-icon.baidu { --icon-color1: #4fc3f7; --icon-color2: #29b6f6; }
.service-icon.alibaba { --icon-color1: #ff9800; --icon-color2: #ffb74d; }
.service-icon.tencent { --icon-color1: #00d4ff; --icon-color2: #0099ff; }
.service-icon.volcano { --icon-color1: #ff6b35; --icon-color2: #ff8a65; }
.service-icon.microsoft { --icon-color1: #7cbb00; --icon-color2: #00a4ef; }

.service-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 15px;
    color: white;
}

.service-description {
    color: #b0b0b0;
    margin-bottom: 20px;
    line-height: 1.6;
}

.service-features {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-bottom: 25px;
}

.feature {
    display: flex;
    align-items: center;
    gap: 5px;
    font-size: 0.9rem;
    color: #00d4ff;
    background: rgba(0, 212, 255, 0.1);
    padding: 5px 10px;
    border-radius: 15px;
}

.service-stats {
    display: flex;
    justify-content: space-between;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
}

.stat {
    text-align: center;
}

.stat-value {
    display: block;
    font-size: 1.5rem;
    font-weight: 700;
    color: #00d4ff;
}

.stat-label {
    font-size: 0.8rem;
    color: #b0b0b0;
}

/* 对比表格样式 */
.comparison {
    padding: 100px 0;
    background: #0a0a0a;
}

.comparison-table {
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    overflow: hidden;
    margin-top: 50px;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 20px;
    text-align: left;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

th {
    background: rgba(0, 212, 255, 0.1);
    color: #00d4ff;
    font-weight: 600;
    font-size: 1.1rem;
}

td {
    color: #e0e0e0;
}

tr:hover {
    background: rgba(255, 255, 255, 0.02);
}

.rating {
    color: #ffd700;
    font-size: 1.2rem;
}

/* 价格说明样式 */
.price-notes {
    margin-top: 50px;
    padding: 30px;
    background: rgba(255, 255, 255, 0.05);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 15px;
}

.price-notes h3 {
    color: #00d4ff;
    margin-bottom: 20px;
    font-size: 1.3rem;
}

.price-notes ul {
    list-style: none;
    margin-bottom: 25px;
}

.price-notes li {
    margin-bottom: 10px;
    padding-left: 20px;
    position: relative;
    color: #e0e0e0;
}

.price-notes li::before {
    content: "•";
    color: #00d4ff;
    position: absolute;
    left: 0;
    font-weight: bold;
}

.price-notes strong {
    color: #00d4ff;
}

.price-tip {
    background: rgba(0, 212, 255, 0.1);
    padding: 15px;
    border-radius: 10px;
    border-left: 4px solid #00d4ff;
    color: #b0b0b0;
    font-size: 0.95rem;
}

.price-tip strong {
    color: #00d4ff;
}

/* 页脚样式 */
.footer {
    background: #050505;
    padding: 60px 0 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

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

.footer-section h3 {
    color: #00d4ff;
    margin-bottom: 15px;
    font-size: 1.5rem;
}

.footer-section h4 {
    color: white;
    margin-bottom: 15px;
    font-size: 1.2rem;
}

.footer-section p {
    color: #b0b0b0;
    margin-bottom: 10px;
    display: flex;
    align-items: center;
    gap: 10px;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #b0b0b0;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #00d4ff;
}

/* 友情链接样式 */
.friend-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.friend-link {
    color: #b0b0b0;
    text-decoration: none;
    font-size: 0.9rem;
    padding: 5px 0;
    transition: all 0.3s ease;
    border-bottom: 1px solid transparent;
}

.friend-link:hover {
    color: #00d4ff;
    border-bottom: 1px solid #00d4ff;
    transform: translateX(5px);
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #b0b0b0;
    text-decoration: none;
    transition: all 0.3s ease;
    font-size: 1.2rem;
}

.social-links a:hover {
    background: #00d4ff;
    color: white;
    transform: translateY(-2px);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    color: #666;
}

/* 响应式设计 */
@media (max-width: 768px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-buttons {
        justify-content: center;
        flex-wrap: wrap;
    }
    
    .nav-menu {
        display: none;
    }
    
    table {
        font-size: 0.9rem;
    }
    
    th, td {
        padding: 10px;
    }
}

/* 滚动条样式 */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #1a1a1a;
}

::-webkit-scrollbar-thumb {
    background: linear-gradient(135deg, #00d4ff, #0099ff);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: linear-gradient(135deg, #0099ff, #00d4ff);
}