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

:root{
  --primary:#0f7b6c;
  --primary-dark:#0a5c50;
  --primary-light:#e0f5f1;
  --accent:#f59e0b;
  --dark:#111827;
  --gray-700:#374151;
  --gray-600:#4b5563;
  --gray-500:#6b7280;
  --gray-300:#d1d5db;
  --gray-100:#f3f4f6;
  --white:#ffffff;
  --shadow:0 4px 24px rgba(0,0,0,.08);
  --shadow-lg:0 8px 40px rgba(0,0,0,.12);
  --radius:12px;
  --transition:all .3s ease;
}

html{scroll-behavior:smooth;font-size:16px}

body{
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  color:var(--dark);
  line-height:1.6;
  background:var(--white);
  overflow-x:hidden
}

a{text-decoration:none;color:inherit;transition:var(--transition)}
a:hover{color:var(--primary)}
img{max-width:100%;height:auto;display:block}

.container{max-width:1140px;margin:0 auto;padding:0 24px}

.section-header{text-align:center;margin-bottom:56px}
.section-header h2{font-size:2.25rem;font-weight:800;color:var(--dark);margin-bottom:12px}
.section-header p{font-size:1.1rem;color:var(--gray-600);max-width:520px;margin:0 auto}

/* ── Header ── */
#header{
  position:fixed;top:0;left:0;width:100%;z-index:1000;
  background:rgba(255,255,255,.95);backdrop-filter:blur(12px);
  border-bottom:1px solid var(--gray-100);
  transition:var(--transition)
}
#header.scrolled{box-shadow:0 2px 16px rgba(0,0,0,.06)}

.nav-container{
  max-width:1140px;margin:0 auto;padding:0 24px;
  display:flex;align-items:center;justify-content:space-between;height:72px
}

.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:1.35rem;color:var(--dark)}
.logo:hover{color:var(--primary)}
.logo-icon{font-size:1.6rem}

.nav-links{list-style:none;display:flex;gap:32px}
.nav-links a{font-weight:500;font-size:.95rem;color:var(--gray-600);padding:8px 0;position:relative}
.nav-links a::after{content:'';position:absolute;bottom:0;left:0;width:0;height:2px;background:var(--primary);transition:var(--transition)}
.nav-links a:hover{color:var(--primary)}
.nav-links a:hover::after{width:100%}

.menu-toggle{
  display:none;background:none;border:none;cursor:pointer;
  flex-direction:column;gap:5px;padding:4px
}
.menu-toggle span{display:block;width:24px;height:2px;background:var(--dark);border-radius:2px;transition:var(--transition)}
.menu-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.menu-toggle.active span:nth-child(2){opacity:0}
.menu-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* ── Hero ── */
.hero{
  position:relative;min-height:100vh;display:flex;align-items:center;justify-content:center;
  background:url('hero.jpg') center/cover no-repeat;
  margin-top:72px
}
.hero-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(15,123,108,.85),rgba(10,92,80,.9))}
.hero-content{position:relative;z-index:1;text-align:center;max-width:720px;padding:60px 24px;color:var(--white)}
.hero-content h1{font-size:3.5rem;font-weight:800;margin-bottom:16px;letter-spacing:-.02em}
.hero-subtitle{font-size:1.35rem;font-weight:500;margin-bottom:20px;opacity:.95}
.hero-desc{font-size:1.05rem;opacity:.85;margin-bottom:40px;line-height:1.7}

.hero-actions{display:flex;gap:16px;justify-content:center;flex-wrap:wrap}

.btn{
  display:inline-flex;align-items:center;justify-content:center;
  padding:14px 32px;border-radius:50px;font-weight:600;font-size:1rem;
  cursor:pointer;border:none;transition:var(--transition)
}
.btn-primary{background:var(--accent);color:var(--dark)}
.btn-primary:hover{background:#d97706;transform:translateY(-2px);box-shadow:0 6px 20px rgba(245,158,11,.35);color:var(--dark)}
.btn-secondary{background:rgba(255,255,255,.15);color:var(--white);border:2px solid rgba(255,255,255,.4)}
.btn-secondary:hover{background:rgba(255,255,255,.25);border-color:rgba(255,255,255,.7);color:var(--white)}
.btn-full{width:100%}

/* ── Services ── */
.services{padding:100px 0;background:var(--gray-100)}

.services-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
  margin-bottom:56px
}

.service-card{
  background:var(--white);border-radius:var(--radius);padding:36px 28px;
  box-shadow:var(--shadow);transition:var(--transition);
  border:1px solid transparent
}
.service-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);border-color:var(--primary-light)}

.service-icon{
  width:64px;height:64px;border-radius:16px;
  background:var(--primary-light);color:var(--primary);
  display:flex;align-items:center;justify-content:center;margin-bottom:20px
}

.service-card h3{font-size:1.15rem;font-weight:700;margin-bottom:10px;color:var(--dark)}
.service-card p{font-size:.93rem;color:var(--gray-600);line-height:1.65}

.services-image{
  border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);
  max-height:360px
}
.services-image img{width:100%;height:100%;object-fit:cover}

/* ── About ── */
.about{padding:100px 0}

.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}

.about-image{border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.about-image img{width:100%;height:100%;object-fit:cover}

.about-content h2{font-size:2.25rem;font-weight:800;margin-bottom:24px}
.about-content p{color:var(--gray-600);margin-bottom:16px;line-height:1.75}

.about-values{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-top:32px}
.value-item{display:flex;align-items:center;gap:10px;font-weight:500;font-size:.95rem;color:var(--dark)}
.value-icon{color:var(--primary);font-weight:700;font-size:1.15rem}

/* ── CTA ── */
.cta{
  position:relative;padding:80px 0;
  background:url('cta.jpg') center/cover no-repeat
}
.cta-overlay{position:absolute;inset:0;background:linear-gradient(135deg,rgba(15,123,108,.88),rgba(10,60,54,.92))}
.cta-content{position:relative;z-index:1;text-align:center;color:var(--white)}
.cta-content h2{font-size:2.25rem;font-weight:800;margin-bottom:16px}
.cta-content p{font-size:1.1rem;opacity:.9;margin-bottom:32px}

/* ── Contact ── */
.contact{padding:100px 0;background:var(--gray-100)}

.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}

.contact-info{display:flex;flex-direction:column;gap:28px}

.contact-item{display:flex;gap:16px;align-items:flex-start}
.contact-item svg{flex-shrink:0;color:var(--primary);margin-top:4px}
.contact-item h4{font-weight:700;font-size:1rem;margin-bottom:4px;color:var(--dark)}
.contact-item p{color:var(--gray-600);font-size:.93rem;line-height:1.6}
.contact-item a{color:var(--primary)}
.contact-item a:hover{text-decoration:underline}

.contact-form-wrapper{
  background:var(--white);border-radius:var(--radius);padding:40px;
  box-shadow:var(--shadow)
}

.contact-form{display:flex;flex-direction:column;gap:20px}

.form-group{display:flex;flex-direction:column;gap:6px}
.form-group label{font-weight:600;font-size:.9rem;color:var(--gray-700)}
.form-group input,.form-group textarea{
  padding:12px 16px;border:1.5px solid var(--gray-300);border-radius:8px;
  font-family:inherit;font-size:.95rem;color:var(--dark);
  transition:var(--transition);background:var(--white)
}
.form-group input:focus,.form-group textarea:focus{
  outline:none;border-color:var(--primary);box-shadow:0 0 0 3px var(--primary-light)
}
.form-group textarea{resize:vertical;min-height:120px}

.form-feedback{
  text-align:center;font-size:.9rem;font-weight:500;
  padding:8px;border-radius:8px;display:none
}
.form-feedback.success{display:block;color:#065f46;background:#d1fae5}
.form-feedback.error{display:block;color:#991b1b;background:#fee2e2}

/* ── Footer ── */
footer{background:var(--dark);color:rgba(255,255,255,.7);padding:48px 0 24px}
.footer-content{text-align:center}
.footer-brand{display:flex;flex-direction:column;align-items:center;gap:8px;margin-bottom:28px}
.footer-brand .logo-icon{font-size:1.6rem}
.footer-brand .logo-text{font-weight:800;font-size:1.3rem;color:var(--white)}
.footer-brand p{font-size:.9rem}

.footer-links{display:flex;gap:28px;justify-content:center;margin-bottom:32px;flex-wrap:wrap}
.footer-links a{font-size:.9rem;color:rgba(255,255,255,.6)}
.footer-links a:hover{color:var(--white)}

.footer-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:24px}
.footer-bottom p{font-size:.85rem}

/* ── Animations ── */
[data-animate]{opacity:0;transform:translateY(30px);transition:opacity .6s ease,transform .6s ease}
[data-animate].visible{opacity:1;transform:translateY(0)}

/* ── Responsive ── */
@media(max-width:1024px){
  .services-grid{grid-template-columns:repeat(2,1fr)}
}

@media(max-width:768px){
  .menu-toggle{display:flex}
  .nav-links{
    position:fixed;top:72px;left:0;width:100%;background:var(--white);
    flex-direction:column;align-items:center;padding:24px 0;gap:0;
    box-shadow:0 8px 24px rgba(0,0,0,.08);
    transform:translateY(-120%);transition:transform .35s ease;z-index:999
  }
  .nav-links.open{transform:translateY(0)}
  .nav-links li{width:100%;text-align:center}
  .nav-links a{display:block;padding:16px 0;border-bottom:1px solid var(--gray-100)}
  .nav-links a::after{display:none}

  .hero{margin-top:72px;min-height:calc(100vh - 72px)}
  .hero-content h1{font-size:2.5rem}
  .hero-subtitle{font-size:1.15rem}

  .section-header h2{font-size:1.75rem}

  .services-grid{grid-template-columns:1fr}
  .about-grid{grid-template-columns:1fr;gap:36px}
  .contact-grid{grid-template-columns:1fr}

  .services,.about,.contact{padding:72px 0}
  .cta{padding:60px 0}

  .about-values{grid-template-columns:1fr}

  .contact-form-wrapper{padding:28px}
}

@media(max-width:480px){
  .hero-content h1{font-size:2rem}
  .hero-content{padding:40px 16px}
  .btn{padding:12px 24px;font-size:.93rem}
  .service-card{padding:28px 20px}
}