:root {
  --primary: #0b3c5d; /* Deep Ocean */
  --secondary: #22c55e; /* Fresh Green */
  --accent: #06b6d4; /* Aqua */
  --background: #f3fbfc;
  --surface: #ffffff;
  --ink: #0f2533;
  --muted: #4f6473;
  --border: #d7e7ea;
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
}

*,*::before,*::after{box-sizing:border-box}
body{
  margin:0;
  color:var(--ink);
  font-family:var(--font-body);
  line-height:1.6;
  background-color: var(--background);
}
h1,h2,h3{margin:0;font-family:var(--font-heading);line-height:1.1; font-weight: 800; letter-spacing: -0.02em;}
h1{font-size:clamp(2.55rem,6.5vw,4.8rem); color: var(--primary);}
h2{font-size:clamp(2rem,5vw,3rem);margin-bottom:1.5rem; color: var(--primary);}
h3{font-size:1.6rem;margin-bottom:.5rem; color: var(--primary);}
p{margin-top:0;}
a{color:inherit; text-decoration: none;}

.container{width:100%;max-width:1100px;margin-inline:auto;padding-inline:24px}
.section{padding-block:clamp(4rem,10vw,8rem)}

.card{
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 40px;
  transition: all 0.3s ease;
}
.card:hover {
  transform: translateY(-4px);
  border-color: var(--secondary);
  box-shadow: 0 18px 28px -10px rgba(11,60,93,0.2);
}

.btn{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  gap:.6rem;
  font-weight:700;
  border-radius:8px;
  padding:1rem 2.5rem;
  transition: 0.3s;
  font-family: var(--font-heading);
}
.btn-primary{
  background: var(--primary);
  color:#fff;
}
.btn-primary:hover {
  background: var(--secondary);
  transform: scale(1.02);
}
.btn-secondary{
  background: transparent;
  color: var(--primary) !important;
  border: 2px solid var(--primary);
}
.btn-secondary:hover{
  background: var(--primary);
  color: #fff !important;
  border-color: var(--primary);
}

.site-header{
  position: sticky;
  top: 0;
  background: rgba(243, 251, 252, 0.92);
  backdrop-filter: blur(12px);
  z-index: 100;
  border-bottom: 1px solid var(--border);
}
.site-header .container{display:flex;align-items:center;justify-content:space-between;min-height:90px}
.site-logo{font-family:var(--font-heading);font-weight:700;font-size:1.6rem; color: var(--primary); display: flex; align-items: center; gap: 8px;}

.nav-toggle{
  display: none;
  border: none;
  background: transparent;
  width: 44px;
  height: 44px;
  padding: 10px;
  border-radius: 8px;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  transition: background-color .2s;
}

.nav-toggle:focus-visible{
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

.nav-toggle:hover{
  background: rgba(100, 116, 139, 0.12);
}

.nav-toggle-bar{
  display: block;
  width: 22px;
  height: 2px;
  border-radius: 999px;
  background: var(--ink);
  transition: transform .2s, opacity .2s;
}

.nav-menu{display:flex;gap:32px; align-items: center;}
.nav-menu a{font-weight:700;color:var(--muted); font-size: 0.95rem;}
.nav-menu a:not(.btn):not(.nav-cta):hover{color:var(--secondary)}

.hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -1;
  opacity: 0.18;
}

.grid-3{display:grid;gap:32px;grid-template-columns:repeat(3,minmax(0,1fr))}

.hg-services-grid{
  display: grid;
}
.hg-cycle-word{
  color: #86efac !important;
  opacity: 1 !important;
}

.hg-home-actions .btn-secondary{
  color: #fff !important;
  border-color: #fff !important;
  background: transparent !important;
}

.hg-home-actions .btn-secondary:hover{
  background: var(--secondary) !important;
  color: #063a59 !important;
  border-color: var(--secondary) !important;
}

@media (max-width:900px){
  .grid-3{grid-template-columns:1fr}
  .hg-home-actions{
    flex-direction: column;
    align-items: stretch;
    gap: 10px !important;
  }
  .hg-home-actions .btn{
    width: 100%;
  }
  .hg-detail-grid{
    grid-template-columns: 1fr !important;
    gap: 28px !important;
  }
  .hg-services-actions{
    flex-direction: column;
    align-items: stretch;
    gap: 10px !important;
  }
  .hg-services-actions .btn{
    width: 100%;
  }
  .hg-services-grid{
    grid-template-columns: 1fr !important;
    gap: 18px !important;
  }
  .hg-services-card{
    padding: 24px !important;
  }
  .hg-services-title{
    font-size: 1.7rem !important;
    line-height: 1.15 !important;
  }
  .hg-cycle-grid{
    grid-template-columns: 1fr !important;
    gap: 24px !important;
  }
  .hg-cycle-title{
    font-size: clamp(2.1rem, 11vw, 3rem) !important;
    line-height: 1.06 !important;
  }
  .hg-cycle-grid > div{
    max-width: 540px;
    margin-inline: auto;
  }
  .hg-cycle-word{
    font-size: 2.1rem !important;
    margin-bottom: 8px !important;
  }
  .hg-services-actions .btn-secondary{
    color: var(--primary) !important;
    background: #fff !important;
    border-color: var(--secondary) !important;
  }
  .hg-services-actions .btn-secondary:hover{
    background: var(--primary) !important;
    color: #fff !important;
    border-color: var(--primary) !important;
  }
  .hg-services-actions .btn{
    min-height: 56px;
  }
  .hg-services-actions .btn,
  .hg-home-actions .btn{
    font-size: 1rem !important;
  }
  .hg-services-actions + *{
    margin-top: 0;
  }
  .hg-services-cta-title{
    font-size: clamp(2.2rem, 12vw, 3.3rem) !important;
    margin-bottom: 18px !important;
  }
  .hg-services-cta-copy{
    font-size: 1.05rem !important;
    margin-bottom: 24px !important;
  }
  .hg-services-cta-btn{
    width: 100%;
    padding: 1rem 1.25rem !important;
    font-size: 1rem !important;
  }
  .site-header .container{position: relative;}
  .nav-toggle{
    display: inline-flex;
  }
  .nav-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: 0;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    padding: 8px 24px 18px;
    border-bottom: 1px solid var(--border);
    box-shadow: 0 10px 30px rgba(15, 23, 42, 0.08);
  }
  .nav-menu.is-open{
    display: flex;
  }
  .nav-menu a{
    width: 100%;
    padding: 14px 2px;
    border-top: 1px solid rgba(226, 232, 240, 0.7);
  }
  .site-header .nav-menu .btn-primary{
    width: auto;
    margin-top: 8px;
  }
  .site-header.menu-open .nav-toggle-bar:nth-child(1){
    transform: translateY(7px) rotate(45deg);
  }
  .site-header.menu-open .nav-toggle-bar:nth-child(2){
    opacity: 0;
  }
  .site-header.menu-open .nav-toggle-bar:nth-child(3){
    transform: translateY(-7px) rotate(-45deg);
  }
}

/* Header CTA contrast fix: btn-primary */
.site-header .nav-menu .btn-primary,
.site-header .nav-menu .btn-primary:hover {
  color: #fff !important;
}