*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'DM Sans',sans-serif;color:#1e293b;line-height:1.7;overflow-x:hidden}
img{max-width:100%;height:auto;display:block}
a{text-decoration:none;color:inherit;transition:.3s}
ul{list-style:none}
.container{max-width:1140px;margin:0 auto;padding:0 20px}

/* Colors */
:root{--primary:#0d9488;--primary-dark:#0f766e;--accent:#f59e0b;--dark:#0f172a;--gray:#64748b;--light:#f0fdfa}

/* Typography */
h1,h2,h3{font-family:'Merriweather',serif;line-height:1.3}
.accent{color:var(--primary)}
.badge-label{display:inline-block;font-size:.8rem;font-weight:700;color:var(--primary);text-transform:uppercase;letter-spacing:2px;margin-bottom:8px}
.sec-header{text-align:center;margin-bottom:50px}
.sec-header h2{font-size:2.2rem;margin-bottom:8px}
.sec-header.light,.sec-header.light h2{color:#fff}

/* Buttons */
.btn{display:inline-block;padding:13px 30px;border-radius:8px;font-weight:700;font-size:.9rem;border:none;cursor:pointer;transition:.3s}
.btn-fill{background:var(--primary);color:#fff;box-shadow:0 4px 14px rgba(13,148,136,.3)}
.btn-fill:hover{background:var(--primary-dark);transform:translateY(-2px);box-shadow:0 6px 20px rgba(13,148,136,.4)}
.btn-line{border:2px solid var(--primary);color:var(--primary)}
.btn-line:hover{background:var(--primary);color:#fff}
.btn-white{background:#fff;color:var(--primary);font-weight:700}
.btn-white:hover{transform:translateY(-2px);box-shadow:0 6px 20px rgba(0,0,0,.15)}

/* Header */
.header{position:fixed;top:0;left:0;right:0;z-index:1000;padding:18px 0;transition:.3s;background:transparent}
.header.scrolled{background:rgba(255,255,255,.97);box-shadow:0 2px 15px rgba(0,0,0,.06);padding:12px 0}
.header-inner{display:flex;align-items:center;justify-content:space-between}
.logo{font-family:'Merriweather',serif;font-size:1.4rem;font-weight:900;color:#fff}
.header.scrolled .logo{color:var(--dark)}
.nav{display:flex;gap:24px;align-items:center}
.nav a{color:rgba(255,255,255,.85);font-size:.88rem;font-weight:500}
.nav a:hover{color:#fff}
.header.scrolled .nav a{color:var(--gray)}
.header.scrolled .nav a:hover{color:var(--primary)}
.menu-btn{display:none;background:none;border:none;font-size:1.4rem;color:#fff;cursor:pointer}
.header.scrolled .menu-btn{color:var(--dark)}

/* Hero */
.hero{min-height:100vh;display:flex;align-items:center;background:linear-gradient(160deg,var(--dark) 0%,#134e4a 100%);padding:100px 0 60px}
.hero-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;align-items:center}
.hero-text{color:#fff}
.hero-text h1{font-size:3.2rem;margin:12px 0 18px}
.hero-text p{color:rgba(255,255,255,.75);font-size:1.05rem;margin-bottom:28px;max-width:480px}
.hero-btns{display:flex;gap:12px;flex-wrap:wrap}
.hero .btn-line{border-color:rgba(255,255,255,.5);color:#fff}
.hero .btn-line:hover{background:rgba(255,255,255,.1);border-color:#fff}

/* Sections */
.section{padding:90px 0}
.sec-light{background:var(--light)}
.sec-dark{background:var(--dark)}

/* Features */
.features-row{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.feat-card{background:#fff;padding:32px 24px;border-radius:12px;text-align:center;border:1px solid #e2e8f0;transition:.3s}
.feat-card:hover{border-color:var(--primary);transform:translateY(-4px);box-shadow:0 10px 30px rgba(13,148,136,.1)}
.feat-card i{font-size:2rem;color:var(--primary);margin-bottom:14px}
.feat-card h4{font-size:1rem;margin-bottom:8px}
.feat-card p{color:var(--gray);font-size:.88rem}

/* About */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:50px;align-items:center}
.about-img img{border-radius:16px;box-shadow:0 20px 50px rgba(0,0,0,.1)}
.about-text h2{font-size:2.2rem;margin-bottom:16px}
.about-text p{color:var(--gray);margin-bottom:16px}
.check-list{margin-bottom:24px}
.check-list li{display:flex;align-items:center;gap:10px;margin-bottom:10px;font-weight:500}
.check-list i{color:var(--primary)}

/* Clients */
.clients-row{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px}
.clients-row img{height:40px;opacity:.5;transition:.3s;filter:grayscale(1)}
.clients-row img:hover{opacity:1;filter:none}

/* Services */
.services-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.svc-card{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.1);padding:36px 28px;border-radius:12px;color:#fff;transition:.3s}
.svc-card:hover{background:rgba(13,148,136,.15);border-color:var(--primary);transform:translateY(-4px)}
.svc-num{font-size:2.5rem;font-weight:900;color:rgba(13,148,136,.4);font-family:'DM Sans',sans-serif;line-height:1}
.svc-card h4{margin:12px 0 8px;font-size:1.1rem}
.svc-card p{color:rgba(255,255,255,.65);font-size:.9rem}

/* Portfolio */
.pf-filters{display:flex;justify-content:center;gap:8px;margin-bottom:32px;flex-wrap:wrap}
.pf-btn{padding:9px 22px;border:none;background:#e2e8f0;border-radius:6px;font-weight:600;cursor:pointer;transition:.3s;font-size:.85rem}
.pf-btn.active,.pf-btn:hover{background:var(--primary);color:#fff}
.pf-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.pf-item{position:relative;border-radius:10px;overflow:hidden;aspect-ratio:4/3;cursor:pointer}
.pf-item img{width:100%;height:100%;object-fit:cover;transition:.4s}
.pf-item:hover img{transform:scale(1.08)}
.pf-overlay{position:absolute;inset:0;background:linear-gradient(to top,rgba(13,148,136,.85),transparent 60%);display:flex;flex-direction:column;justify-content:flex-end;padding:20px;opacity:0;transition:.3s;color:#fff}
.pf-item:hover .pf-overlay{opacity:1}
.pf-overlay h4{font-size:1rem;margin-bottom:2px}
.pf-overlay span{font-size:.8rem;opacity:.8}

/* Stats */
.stats-sec{background:linear-gradient(160deg,var(--dark),#134e4a);padding:70px 0;color:#fff}
.stats-row{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat-num{font-size:2.8rem;font-weight:900;color:var(--accent);display:block;margin-bottom:4px}
.stat-box p{color:rgba(255,255,255,.7);font-size:.9rem}

/* Team */
.team-row{display:grid;grid-template-columns:repeat(3,1fr);gap:30px}
.team-card{text-align:center}
.team-card img{width:160px;height:160px;border-radius:50%;object-fit:cover;margin:0 auto 16px;border:4px solid #e2e8f0;transition:.3s}
.team-card:hover img{border-color:var(--primary);transform:scale(1.05)}
.team-card h4{font-size:1.05rem;margin-bottom:4px}
.team-card span{color:var(--primary);font-size:.85rem;font-weight:500}

/* Blog */
.blog-row{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.blog-card{background:#fff;border-radius:12px;overflow:hidden;border:1px solid #e2e8f0;transition:.3s}
.blog-card:hover{transform:translateY(-4px);box-shadow:0 10px 30px rgba(0,0,0,.06)}
.blog-card>img{height:180px;width:100%;object-fit:cover}
.blog-body{padding:20px}
.blog-date{font-size:.78rem;color:var(--gray)}
.blog-body h4{font-size:1.05rem;margin:8px 0}
.blog-body p{color:var(--gray);font-size:.88rem;margin-bottom:12px}
.blog-body a{color:var(--primary);font-weight:600;font-size:.88rem}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:50px}
.ci{display:flex;gap:16px;margin-bottom:24px}
.ci i{width:44px;height:44px;border-radius:10px;background:var(--primary);display:flex;align-items:center;justify-content:center;color:#fff;flex-shrink:0}
.ci h4{font-size:.95rem;margin-bottom:2px}
.ci p{color:var(--gray);font-size:.88rem}
.contact-form input,.contact-form textarea{width:100%;padding:12px 16px;border:2px solid #e2e8f0;border-radius:8px;font-family:inherit;font-size:.9rem;transition:.3s;margin-bottom:12px;outline:none}
.contact-form input:focus,.contact-form textarea:focus{border-color:var(--primary)}
.form-2col{display:grid;grid-template-columns:1fr 1fr;gap:12px}

/* CTA */
.cta-sec{background:var(--primary);color:#fff;text-align:center;padding:80px 0}
.cta-sec h2{font-size:2.2rem;margin-bottom:12px}
.cta-sec p{opacity:.9;margin-bottom:24px;max-width:450px;margin-left:auto;margin-right:auto}

/* Footer */
.footer{background:var(--dark);color:rgba(255,255,255,.65);padding:60px 0 24px}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1.5fr;gap:30px;margin-bottom:40px}
.footer-logo{color:#fff;font-family:'Merriweather',serif;font-size:1.3rem;margin-bottom:8px}
.footer-grid h4{color:#fff;font-size:.95rem;margin-bottom:12px;font-family:'DM Sans',sans-serif}
.footer-grid a{display:block;margin-bottom:6px;font-size:.88rem}
.footer-grid a:hover{color:var(--primary)}
.footer-grid p{font-size:.88rem;margin-bottom:6px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;text-align:center;font-size:.82rem}

/* Scroll Top */
.to-top{position:fixed;bottom:24px;right:24px;width:42px;height:42px;border-radius:50%;background:var(--primary);color:#fff;border:none;cursor:pointer;display:none;align-items:center;justify-content:center;font-size:.9rem;box-shadow:0 4px 12px rgba(13,148,136,.3);transition:.3s;z-index:999}
.to-top.show{display:flex}
.to-top:hover{transform:translateY(-3px)}

/* Responsive */
@media(max-width:1024px){
    .features-row,.stats-row{grid-template-columns:repeat(2,1fr)}
    .pf-grid,.services-grid,.blog-row,.team-row{grid-template-columns:repeat(2,1fr)}
    .footer-grid{grid-template-columns:repeat(2,1fr)}
    .hero-text h1{font-size:2.5rem}
}
@media(max-width:768px){
    .menu-btn{display:block}
    .nav{position:fixed;top:0;right:-100%;width:260px;height:100vh;background:var(--dark);flex-direction:column;padding:70px 24px 24px;gap:16px;transition:.3s}
    .nav.open{right:0}
    .nav a{color:rgba(255,255,255,.85)!important;font-size:1rem}
    .hero-grid,.about-grid,.contact-grid{grid-template-columns:1fr}
    .hero-text h1{font-size:2.2rem}
    .hero-img{order:-1;max-width:300px;margin:0 auto}
    .section{padding:60px 0}
    .sec-header h2{font-size:1.8rem}
    .form-2col{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:1fr}
    .clients-row{justify-content:center}
}
@media(max-width:480px){
    .features-row,.stats-row,.pf-grid,.services-grid,.blog-row,.team-row{grid-template-columns:1fr}
    .hero-text h1{font-size:1.8rem}
    .hero-btns{flex-direction:column}
    .pf-filters{gap:4px}
    .pf-btn{padding:7px 14px;font-size:.8rem}
}