/* website_111 - 极简留白风格 Minimalist Whitespace */
:root {
    --primary: #0ea5e9;
    --primary-dark: #0284c7;
    --dark: #1a1a2e;
    --gray-dark: #374151;
    --gray: #6b7280;
    --gray-light: #9ca3af;
    --white: #ffffff;
    --bg-light: #fafafa;
    --bg-lighter: #f5f5f5;
}

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

html {scroll-behavior:smooth;}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background: var(--white);
    color: var(--dark);
    line-height: 1.7;
}

a {text-decoration:none;color:inherit;transition:0.3s;}
ul {list-style:none;}

/* 导航栏 */
.nav111 {
    position:fixed;
    top:0;
    left:0;
    right:0;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(10px);
    z-index:1000;
    border-bottom:1px solid rgba(0,0,0,0.05);
}

.nav-container111 {
    max-width:1200px;
    margin:0 auto;
    padding:18px 40px;
    display:flex;
    align-items:center;
    justify-content:space-between;
}

.nav-logo111 {
    font-size:20px;
    font-weight:700;
    letter-spacing: -0.5px;
}

.nav-logo111 span {color:var(--primary);}

.nav-menu111 {
    display:flex;
    gap:35px;
}

.nav-menu111 a {
    font-size:14px;
    font-weight:500;
    color: var(--gray);
    padding:8px 0;
    position:relative;
}

.nav-menu111 a::after {
    content:'';
    position:absolute;
    bottom:0;
    left:0;
    width:0;
    height:1px;
    background:var(--primary);
    transition:0.3s;
}

.nav-menu111 a:hover,
.nav-menu111 a.active {color:var(--dark);}

.nav-menu111 a:hover::after,
.nav-menu111 a.active::after {width:100%;}

.nav-btn111 {
    background:var(--dark);
    color:var(--white);
    padding:10px 24px;
    border-radius:6px;
    font-size:14px;
    font-weight:500;
    transition:0.3s;
}

.nav-btn111:hover {background:var(--primary);}

.mobile-toggle111 {
    display:none;
    flex-direction:column;
    gap:5px;
    background:none;
    border:none;
    cursor:pointer;
    padding:5px;
}

.mobile-toggle111 span {
    width:24px;
    height:2px;
    background:var(--dark);
    transition:0.3s;
}

/* Hero区域 */
.hero111 {
    min-height:100vh;
    display:flex;
    align-items:center;
    padding:120px 40px 80px;
    background:var(--white);
    position:relative;
    overflow:hidden;
}

.hero-container111 {
    max-width:1200px;
    margin:0 auto;
    width:100%;
    display:grid;
    grid-template-columns:1fr 1fr;
    gap:60px;
    align-items:center;
}

.hero-content111 h1 {
    font-size:52px;
    font-weight:700;
    line-height:1.15;
    margin-bottom:25px;
    letter-spacing: -1px;
}

.hero-content111 p {
    font-size:17px;
    color: var(--gray);
    max-width:480px;
    margin-bottom:35px;
    line-height: 1.8;
}

.hero-actions111 {
    display:flex;
    gap:15px;
}

.btn-primary111 {
    background:var(--dark);
    color:var(--white);
    padding:14px 32px;
    border-radius:6px;
    font-weight:600;
    font-size:15px;
    transition:0.3s;
}

.btn-primary111:hover {background:var(--primary);}

.btn-secondary111 {
    background:transparent;
    color:var(--dark);
    padding:14px 32px;
    border-radius:6px;
    font-weight:600;
    font-size:15px;
    border:1px solid var(--gray-light);
    transition:0.3s;
}

.btn-secondary111:hover {border-color:var(--dark);}

.hero-decoration111 {
    position:relative;
    height:400px;
}

.line-h111 {
    position:absolute;
    top:50%;
    left:0;
    right:0;
    height:1px;
    background:linear-gradient(90deg, var(--primary) 0%, transparent 100%);
}

.line-v111 {
    position:absolute;
    top:0;
    bottom:0;
    left:50%;
    width:1px;
    background:linear-gradient(180deg, transparent 0%, var(--gray-light) 50%, transparent 100%);
}

.circle111 {
    position:absolute;
    top:50%;
    left:50%;
    transform:translate(-50%, -50%);
    width:300px;
    height:300px;
    border:1px solid var(--gray-light);
    border-radius:50%;
    opacity:0.3;
}

/* 模块通用样式 */
.module111 {
    padding:100px 40px;
    background:var(--white);
}

.module-header111 {
    text-align:center;
    margin-bottom:60px;
}

.module-header111 h2 {
    font-size:36px;
    font-weight:700;
    margin-bottom:12px;
    letter-spacing: -0.5px;
}

.module-header111 p {
    font-size:16px;
    color: var(--gray);
}

/* 核心优势 */
.features-grid111 {
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:30px;
    max-width:1100px;
    margin:0 auto;
}

.feature-card111 {
    padding:35px;
    background:var(--bg-light);
    border-radius:8px;
    transition:0.4s;
}

.feature-card111:hover {
    background:var(--dark);
    transform:translateY(-5px);
}

.feature-card111:hover .feature-icon111,
.feature-card111:hover h3,
.feature-card111:hover p {
    color:var(--white);
}

.feature-icon111 {
    width:48px;
    height:48px;
    color:var(--primary);
    margin-bottom:20px;
    transition:0.3s;
}

.feature-card111 h3 {
    font-size:18px;
    font-weight:600;
    margin-bottom:12px;
    transition:0.3s;
}

.feature-card111 p {
    font-size:14px;
    color:var(--gray);
    line-height:1.7;
    transition:0.3s;
}

/* 统计区域 */
.stats-section111 {
    background:var(--dark);
    padding:80px 40px;
}

.stats-grid111 {
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:40px;
    max-width:1000px;
    margin:0 auto;
    text-align:center;
}

.stat-item111 {
    display:flex;
    flex-direction:column;
    gap:8px;
}

.stat-number111 {
    font-size:42px;
    font-weight:700;
    color:var(--white);
    letter-spacing: -1px;
}

.stat-label111 {
    font-size:14px;
    color:rgba(255,255,255,0.6);
}

/* 使用流程 */
.process-timeline111 {
    max-width:900px;
    margin:0 auto;
    display:flex;
    flex-direction:column;
    gap:0;
}

.process-step111 {
    display:flex;
    align-items:flex-start;
    gap:30px;
    position:relative;
    padding-bottom:50px;
}

.process-step111:last-child {padding-bottom:0;}

.step-number111 {
    font-size:48px;
    font-weight:700;
    color:var(--primary);
    opacity:0.3;
    line-height:1;
}

.step-line111 {
    position:absolute;
    left:35px;
    top:60px;
    bottom:0;
    width:1px;
    background:var(--gray-light);
}

.process-step111:last-child .step-line111 {display:none;}

.step-content111 {
    padding-top:10px;
}

.step-content111 h3 {
    font-size:20px;
    font-weight:600;
    margin-bottom:10px;
}

.step-content111 p {
    font-size:15px;
    color:var(--gray);
    line-height:1.7;
}

/* 服务内容 */
.service-grid111 {
    display:grid;
    grid-template-columns:repeat(4,1fr);
    gap:25px;
    max-width:1100px;
    margin:0 auto;
}

.service-item111 {
    padding:30px;
    background:var(--bg-light);
    border-radius:8px;
    text-align:center;
    transition:0.3s;
}

.service-item111:hover {
    background:var(--white);
    box-shadow:0 10px 40px rgba(0,0,0,0.08);
}

.service-icon111 {
    width:44px;
    height:44px;
    color:var(--primary);
    margin:0 auto 18px;
}

.service-item111 h3 {
    font-size:17px;
    font-weight:600;
    margin-bottom:10px;
}

.service-item111 p {
    font-size:13px;
    color:var(--gray);
    line-height:1.6;
}

/* 客户评价 */
.review-grid111 {
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:30px;
    max-width:1100px;
    margin:0 auto;
}

.review-card111 {
    padding:35px;
    background:var(--bg-light);
    border-radius:8px;
    position:relative;
}

.review-quote111 {
    font-size:60px;
    color:var(--primary);
    opacity:0.2;
    line-height:1;
    font-family: Georgia, serif;
}

.review-card111 p {
    font-size:15px;
    color:var(--gray-dark);
    line-height:1.8;
    margin-bottom:20px;
}

.review-author111 {font-size:14px;}

.author-name111 {
    color:var(--dark);
    font-weight:500;
}

/* FAQ */
.faq-list111 {
    max-width:800px;
    margin:0 auto;
}

.faq-item111 {
    border-bottom:1px solid var(--bg-lighter);
}

.faq-question111 {
    width:100%;
    display:flex;
    align-items:center;
    justify-content:space-between;
    padding:25px 0;
    background:none;
    border:none;
    cursor:pointer;
    text-align:left;
    font-size:16px;
    font-weight:500;
    color:var(--dark);
}

.faq-question111 svg {
    width:20px;
    height:20px;
    color:var(--gray);
    transition:0.3s;
}

.faq-item111.active .faq-question111 svg {transform:rotate(180deg);}

.faq-answer111 {
    max-height:0;
    overflow:hidden;
    transition:0.3s ease;
}

.faq-item111.active .faq-answer111 {
    max-height:200px;
    padding-bottom:25px;
}

.faq-answer111 p {
    font-size:15px;
    color:var(--gray);
    line-height:1.7;
}

/* 联系我们 */
.contact-section111 {background:var(--bg-light);}

.contact-grid111 {
    display:grid;
    grid-template-columns:repeat(3,1fr);
    gap:30px;
    max-width:1000px;
    margin:0 auto;
}

.contact-card111 {
    padding:40px 30px;
    background:var(--white);
    border-radius:8px;
    text-align:center;
    transition:0.3s;
}

.contact-card111:hover {
    transform:translateY(-5px);
    box-shadow:0 15px 40px rgba(0,0,0,0.08);
}

.contact-icon111 {
    width:50px;
    height:50px;
    color:var(--primary);
    margin:0 auto 20px;
}

.contact-card111 h3 {
    font-size:16px;
    font-weight:600;
    margin-bottom:10px;
}

.contact-card111 p {
    font-size:15px;
    color:var(--dark);
    font-weight:500;
}

/* 页脚 */
.footer111 {
    background:var(--dark);
    color:var(--white);
    padding:60px 40px 30px;
}

.footer-container111 {
    max-width:1200px;
    margin:0 auto;
}

.footer-main111 {
    display:grid;
    grid-template-columns:2fr 1fr 1fr;
    gap:60px;
    margin-bottom:40px;
}

.footer-brand111 h3 {
    font-size:24px;
    font-weight:700;
    margin-bottom:15px;
}

.footer-brand111 p {
    font-size:14px;
    color:rgba(255,255,255,0.6);
    line-height:1.7;
}

.footer-links111 h4 {
    font-size:14px;
    font-weight:600;
    margin-bottom:20px;
}

.footer-links111 ul li {margin-bottom:12px;}

.footer-links111 a {
    font-size:14px;
    color:rgba(255,255,255,0.6);
    transition:0.3s;
}

.footer-links111 a:hover {color:var(--white);}

.footer-bottom111 {
    padding-top:30px;
    border-top:1px solid rgba(255,255,255,0.1);
    text-align:center;
}

.footer-bottom111 p {
    font-size:13px;
    color:rgba(255,255,255,0.4);
}

/* 响应式 */
@media (max-width:1024px) {
    .hero-container111 {grid-template-columns:1fr;text-align:center;}
    .hero-content111 p {max-width:none;margin-left:auto;margin-right:auto;}
    .hero-actions111 {justify-content:center;}
    .hero-decoration111 {display:none;}
    .features-grid111 {grid-template-columns:repeat(2,1fr);}
    .stats-grid111 {grid-template-columns:repeat(2,1fr);}
    .service-grid111 {grid-template-columns:repeat(2,1fr);}
    .review-grid111 {grid-template-columns:1fr;}
    .footer-main111 {grid-template-columns:1fr 1fr;text-align:center;}
}

@media (max-width:768px) {
    .nav-container111 {padding:15px 20px;}
    .nav-menu111 {display:none;}
    .nav-btn111 {display:none;}
    .mobile-toggle111 {display:flex;}
    .hero111 {padding:100px 20px 60px;}
    .hero-content111 h1 {font-size:36px;}
    .hero-actions111 {flex-direction:column;}
    .module111 {padding:70px 20px;}
    .features-grid111 {grid-template-columns:1fr;}
    .stats-grid111 {grid-template-columns:1fr 1fr;gap:30px;}
    .service-grid111 {grid-template-columns:1fr;}
    .contact-grid111 {grid-template-columns:1fr;}
    .footer-main111 {grid-template-columns:1fr;gap:40px;}
}