*{margin:0;padding:0;box-sizing:border-box}
:root{--teal:#008080;--white:#fff;--light:#f5f5f5;--dark:#2c3e50;--gray:#7f8c8d;--font:'Segoe UI','Microsoft YaHei','STKaiti',serif}
html{scroll-behavior:smooth}
body{font-family:var(--font);color:var(--dark);overflow-x:hidden;background:var(--white);line-height:1.8}
a{text-decoration:none;color:inherit}
img{max-width:100%;height:auto}
.container{max-width:1200px;margin:0 auto;padding:0 30px}
/* Header */
.header{position:fixed;top:0;left:0;width:100%;z-index:1000;padding:25px 0;transition:all .4s;background:transparent}
.header.scrolled{background:rgba(255,255,255,.95);backdrop-filter:blur(10px);padding:12px 0;box-shadow:0 2px 30px rgba(0,0,0,.05)}
.header.scrolled .logo{color:var(--teal)}
.header.scrolled .nav a{color:var(--dark)}
.header .container{display:flex;justify-content:space-between;align-items:center}
.logo{font-size:32px;font-weight:300;color:var(--white);letter-spacing:8px;transition:color .3s}
.logo span{font-weight:900}
.nav{display:flex;list-style:none;gap:35px}
.nav a{color:var(--white);font-size:14px;font-weight:500;transition:color .3s;position:relative;letter-spacing:2px}
.nav a::after{content:'';position:absolute;bottom:-4px;left:50%;width:0;height:1px;background:var(--teal);transition:all .3s;transform:translateX(-50%)}
.nav a:hover::after{width:100%}
.nav a:hover{color:var(--teal)}
.hamburger{display:none;flex-direction:column;cursor:pointer;gap:6px}
.hamburger span{width:28px;height:1px;background:var(--white);transition:.3s}
.header.scrolled .hamburger span{background:var(--dark)}
/* Hero */
.hero{height:100vh;min-height:700px;background:linear-gradient(135deg,rgba(0,128,128,.6),rgba(44,62,50,.4)) center/cover no-repeat;display:flex;align-items:center;position:relative;justify-content:center}
.hero-content{position:relative;z-index:2;text-align:center;max-width:700px}
.hero h1{font-size:60px;font-weight:200;color:var(--white);line-height:1.2;margin-bottom:20px;letter-spacing:10px}
.hero h1 span{font-weight:900}
.hero p{font-size:18px;color:rgba(255,255,255,.8);margin-bottom:50px;font-weight:300;letter-spacing:3px}
.hero-btns{display:flex;gap:30px;justify-content:center}
.btn{display:inline-block;padding:14px 50px;font-size:14px;font-weight:500;transition:all .4s;cursor:pointer;border:none;letter-spacing:4px;position:relative}
.btn-primary{background:var(--white);color:var(--teal)}
.btn-primary:hover{background:var(--teal);color:var(--white);transform:translateY(-2px)}
.btn-outline{border:1px solid var(--white);color:var(--white);background:transparent}
.btn-outline:hover{background:var(--white);color:var(--teal);transform:translateY(-2px)}
/* Section */
.section{padding:120px 0;background:var(--white)}
.section-light{background:var(--light)}
.section-title{font-size:38px;font-weight:200;text-align:center;margin-bottom:10px;color:var(--dark);letter-spacing:10px}
.section-title span{font-weight:900;color:var(--teal)}
.section-subtitle{text-align:center;font-size:15px;color:var(--gray);margin-bottom:70px;letter-spacing:3px;font-weight:300}
.teal-bar{width:40px;height:2px;background:var(--teal);margin:0 auto 25px}
/* Asymmetric layout */
.asymmetric{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
.asymmetric-text{padding:40px}
.asymmetric-text h3{font-size:32px;font-weight:200;letter-spacing:5px;margin-bottom:20px;color:var(--dark)}
.asymmetric-text h3 span{font-weight:900;color:var(--teal)}
.asymmetric-text p{color:var(--gray);line-height:2;font-size:15px;margin-bottom:20px}
.asymmetric-img{height:500px;overflow:hidden;position:relative}
.asymmetric-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.asymmetric-img:hover img{transform:scale(1.03)}
/* Stats */
.stats{background:var(--teal);padding:80px 0;position:relative}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px;text-align:center}
.stat-num{font-size:48px;font-weight:100;color:var(--white);display:block;letter-spacing:4px}
.stat-label{font-size:14px;color:rgba(255,255,255,.7);margin-top:8px;letter-spacing:3px}
/* Services */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px}
.service-card{padding:0;position:relative;overflow:hidden;transition:all .4s}
.service-card:hover{transform:translateY(-5px)}
.service-img{height:250px;overflow:hidden}
.service-img img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.service-card:hover .service-img img{transform:scale(1.05)}
.service-body{padding:30px;background:var(--white);border:1px solid #eee;border-top:none;position:relative}
.service-body::before{content:'';position:absolute;top:0;left:0;width:0;height:2px;background:var(--teal);transition:width .4s}
.service-card:hover .service-body::before{width:100%}
.service-body h3{font-size:20px;font-weight:500;letter-spacing:2px;margin-bottom:10px;color:var(--dark)}
.service-body p{color:var(--gray);font-size:14px;line-height:1.8}
/* Cases - Masonry style */
.cases-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.case-card{position:relative;overflow:hidden;cursor:pointer}
.case-card:nth-child(1){grid-row:span 2;height:500px}
.case-card{height:240px}
.case-card img{width:100%;height:100%;object-fit:cover;transition:transform .6s}
.case-card:hover img{transform:scale(1.05)}
.case-overlay{position:absolute;bottom:0;left:0;width:100%;padding:30px;background:linear-gradient(transparent,rgba(0,0,0,.6));color:var(--white);opacity:0;transition:opacity .4s}
.case-card:hover .case-overlay{opacity:1}
.case-overlay h4{font-size:18px;font-weight:300;letter-spacing:2px}
.case-overlay p{font-size:13px;opacity:.7}
/* News */
.news-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:40px}
.news-card{transition:all .3s;cursor:pointer}
.news-card:hover{transform:translateY(-5px)}
.news-date{font-size:12px;color:var(--teal);letter-spacing:2px;font-weight:500;margin-bottom:8px}
.news-body h3{font-size:18px;font-weight:500;letter-spacing:1px;margin-bottom:12px;color:var(--dark);position:relative;padding-bottom:12px}
.news-body h3::after{content:'';position:absolute;bottom:0;left:0;width:30px;height:1px;background:var(--teal)}
.news-body p{color:var(--gray);font-size:14px;line-height:1.8}
.news-link{display:inline-block;margin-top:15px;color:var(--teal);font-size:13px;letter-spacing:2px;transition:color .3s}
.news-link:hover{color:var(--dark)}
/* Partners */
.partners{background:var(--light);padding:60px 0}
.partner-grid{display:flex;justify-content:center;align-items:center;gap:60px;flex-wrap:wrap}
.partner-item{font-size:20px;font-weight:300;color:var(--gray);opacity:.3;transition:opacity .3s;letter-spacing:5px}
.partner-item:hover{opacity:.7}
/* Page Banner */
.page-banner{height:350px;display:flex;align-items:center;justify-content:center;text-align:center;position:relative;overflow:hidden;background:linear-gradient(135deg,rgba(0,128,128,.6),rgba(44,62,50,.4)) center/cover no-repeat}
.page-banner h1{font-size:48px;font-weight:200;color:var(--white);letter-spacing:10px;position:relative;z-index:2}
.page-banner h1 span{font-weight:900}
.page-banner p{color:rgba(255,255,255,.7);font-size:16px;position:relative;z-index:2;margin-top:15px;letter-spacing:3px}
.breadcrumb{position:relative;z-index:2;color:var(--white);margin-top:15px;opacity:.7}
.breadcrumb a{opacity:.6}
/* Timeline - Paint splash */
.timeline{position:relative;padding:40px 0}
.timeline::before{content:'';position:absolute;left:30px;top:0;width:1px;height:100%;background:var(--teal)}
.timeline-item{padding-left:80px;margin-bottom:60px;position:relative}
.timeline-item::before{content:'●';position:absolute;left:18px;top:0;font-size:24px;color:var(--teal);background:var(--white);padding:0 5px}
.timeline-content{padding:30px;background:var(--light);position:relative;transition:all .3s}
.timeline-content:hover{transform:translateX(8px);box-shadow:0 5px 20px rgba(0,0,0,.05)}
.timeline-content h3{color:var(--teal);font-size:20px;font-weight:500;margin-bottom:5px}
.timeline-content h4{color:var(--dark);font-size:16px;font-weight:500;margin-bottom:8px}
.timeline-content p{color:var(--gray);line-height:1.8;font-size:14px}
/* Values */
.values-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:30px}
.value-item{text-align:center;padding:50px 20px;transition:all .3s;border:1px solid #eee}
.value-item:hover{background:var(--teal);border-color:var(--teal)}
.value-item:hover>*{color:var(--white)!important}
.value-icon{font-size:36px;margin-bottom:15px;display:block}
.value-item h4{font-size:18px;color:var(--dark);margin-bottom:10px;font-weight:500;letter-spacing:2px}
.value-item p{color:var(--gray);font-size:13px;line-height:1.8}
/* Team */
.team-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:40px}
.team-card{text-align:center;transition:all .3s}
.team-card:hover{transform:translateY(-5px)}
.team-avatar{width:180px;height:180px;border-radius:50%;margin:0 auto 20px;overflow:hidden;position:relative}
.team-avatar img{width:100%;height:100%;object-fit:cover;transition:transform .5s}
.team-card:hover .team-avatar img{transform:scale(1.05)}
.team-card h4{font-size:18px;color:var(--dark);font-weight:500;letter-spacing:2px}
.team-card p{color:var(--teal);font-size:13px;letter-spacing:2px;margin-top:5px}
/* Contact */
.contact-wrap{display:grid;grid-template-columns:1fr 1fr;gap:60px}
.contact-info h3{font-size:28px;font-weight:200;letter-spacing:5px;margin-bottom:30px;color:var(--dark)}
.contact-info h3 span{font-weight:900;color:var(--teal)}
.info-item{display:flex;gap:20px;margin-bottom:30px;align-items:flex-start}
.info-icon{width:45px;height:45px;background:var(--teal);display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0;color:var(--white)}
.info-item h4{font-size:16px;color:var(--dark);margin-bottom:3px;font-weight:500;letter-spacing:1px}
.info-item p{color:var(--gray);font-size:14px}
.contact-form input,.contact-form textarea{width:100%;padding:14px 0;margin-bottom:25px;border:none;border-bottom:1px solid #ddd;font-size:14px;transition:all .3s;font-family:var(--font);background:transparent;letter-spacing:1px}
.contact-form input:focus,.contact-form textarea:focus{border-bottom-color:var(--teal);outline:none}
.contact-form textarea{height:120px;resize:vertical}
.map-placeholder{height:350px;background:var(--light);display:flex;align-items:center;justify-content:center;font-size:16px;color:var(--gray);margin-top:50px;letter-spacing:2px;border:1px solid #eee}
.map-block{margin-top:50px}
.map-block .map-embed-title{font-size:18px;color:var(--dark);margin-bottom:20px;letter-spacing:2px}
/* Filters */
.filters{display:flex;justify-content:center;gap:0;margin-bottom:50px;flex-wrap:wrap}
.filter-btn{padding:10px 30px;background:transparent;color:var(--gray);font-weight:400;cursor:pointer;transition:all .3s;font-size:13px;letter-spacing:2px;border:none;border-bottom:1px solid transparent}
.filter-btn.active,.filter-btn:hover{color:var(--teal);border-bottom-color:var(--teal)}
/* Footer */
.footer{background:var(--dark);color:var(--white);padding:80px 0 0}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:50px}
.footer h3{color:var(--white);margin-bottom:25px;font-size:16px;font-weight:500;letter-spacing:4px}
.footer p{color:rgba(255,255,255,.4);line-height:2;font-size:14px}
.footer-links{list-style:none}
.footer-links li{margin-bottom:10px}
.footer-links a{color:rgba(255,255,255,.4);transition:color .3s;font-size:14px;letter-spacing:1px}
.footer-links a:hover{color:var(--teal)}
.footer-contact li{color:rgba(255,255,255,.4);margin-bottom:10px;font-size:14px;list-style:none;letter-spacing:1px}
.footer-bottom{text-align:center;padding:25px 0;margin-top:50px;border-top:1px solid rgba(255,255,255,.05);color:rgba(255,255,255,.2);font-size:13px;letter-spacing:2px}
/* Pagination */
.pagination{display:flex;justify-content:center;gap:15px;margin-top:50px}
.pagination a{padding:8px 16px;color:var(--gray);font-size:14px;transition:all .3s;letter-spacing:1px}
.pagination a.active,.pagination a:hover{color:var(--teal)}
/* Animations */
.fade-in{opacity:0;transform:translateY(30px);transition:opacity .8s ease,transform .8s ease}
.fade-in.visible{opacity:1;transform:translateY(0)}
/* Responsive */
@media(max-width:1024px){
.services-grid,.cases-grid,.news-grid{grid-template-columns:repeat(2,1fr)}
.stats-grid{grid-template-columns:repeat(2,1fr)}
.footer-grid{grid-template-columns:1fr 1fr}
.team-grid{grid-template-columns:repeat(2,1fr)}
.values-grid{grid-template-columns:repeat(2,1fr)}
.asymmetric{grid-template-columns:1fr}
.cases-grid .case-card:nth-child(1){grid-row:span 1;height:240px}
}
@media(max-width:768px){
.hero h1{font-size:36px}
.nav{display:none;position:absolute;top:100%;left:0;width:100%;background:rgba(255,255,255,.98);flex-direction:column;padding:25px;gap:18px}
.nav.active{display:flex}
.nav a{color:var(--dark)!important}
.hamburger{display:flex}
.header.scrolled .hamburger span{background:var(--dark)}
.services-grid,.cases-grid,.news-grid,.stats-grid,.team-grid,.values-grid{grid-template-columns:1fr}
.contact-wrap{grid-template-columns:1fr}
.footer-grid{grid-template-columns:1fr}
.hero-btns{flex-direction:column}
.page-banner h1{font-size:32px}
.hero{min-height:500px}
.asymmetric-text{padding:20px}
}