/* Global */
:root{
  --bg: #ffffff;
  --bg-alt:#f7f8fa;
  --text:#1f2933;
  --muted:#5b6470;
  --accent:#FFA500;
  --dark:#111827;
  --card:#ffffff;
  --border:#e6e8eb;
  --shadow: 0 10px 25px rgba(0,0,0,0.08);
  --shadow2: 0 12px 30px rgba(0,0,0,0.12);
  --radius:14px;
}

* { margin:0; padding:0; box-sizing:border-box; font-family:'Segoe UI', sans-serif; }
body { line-height:1.6; background:var(--bg); color:var(--text); }

.container{
  width: min(1100px, 92%);
  margin: 0 auto;
}

/* Header */
.site-header{
  position:sticky;
  top:0;
  z-index:1000;
  background: var(--text);
  color:white;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.header-row{
  padding: 14px 0;
  display:flex;
  justify-content:space-between;
  align-items:center;
}
.logo { font-size:1.25rem; font-weight:800; letter-spacing:0.2px; }

.nav{
  display:flex;
  align-items:center;
  gap: 14px;
}

.nav-links{
  list-style:none;
  display:flex;
  gap:18px;
  align-items:center;
}
.nav-links a{
  color:white;
  text-decoration:none;
  font-weight:600;
  transition:0.2s;
  padding: 8px 10px;
  border-radius: 10px;
}
.nav-links a:hover{
  background: rgba(255,255,255,0.08);
}
.nav-cta{
  background: var(--accent);
  color: white !important;
}
.nav-cta:hover{
  background: #e69500 !important;
}

.menu-btn{
  display:none;
  background:none;
  border:none;
  color:white;
  font-size:1.8rem;
  cursor:pointer;
}

/* Hero */
.hero{
  position:relative;
  min-height: 78vh;
  background:url("https://images.unsplash.com/photo-1600585154340-be6161a56a0c") center/cover no-repeat;
  display:flex;
  align-items:center;
  justify-content:center;
  color:white;
  text-align:center;
}
.hero-overlay{
  width:100%;
  background: linear-gradient(180deg, rgba(0,0,0,0.55), rgba(0,0,0,0.35));
  padding: 80px 0;
}
.hero h1{
  font-size: clamp(2rem, 3.4vw, 3rem);
  margin-bottom: 10px;
}
.hero p{
  font-size: 1.1rem;
  color: rgba(255,255,255,0.92);
  margin-bottom: 22px;
}
.hero-actions{
  display:flex;
  gap: 12px;
  justify-content:center;
  flex-wrap:wrap;
}

/* Buttons */
.btn{
  display:inline-block;
  padding: 12px 18px;
  border-radius: 12px;
  font-weight:700;
  text-decoration:none;
  cursor:pointer;
  border: 1px solid transparent;
  transition: 0.2s;
}
.btn-accent{
  background: var(--accent);
  color: white;
}
.btn-accent:hover{ background:#e69500; }

.btn-ghost{
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.25);
  color: white;
}
.btn-ghost:hover{
  background: rgba(255,255,255,0.16);
}

.btn-dark{
  background: var(--text);
  color:white;
  border:none;
}
.btn-dark:hover{ background: var(--dark); }

/* Sections */
.section{ padding: 70px 0; }
.section-alt{ background: var(--bg-alt); }

.section-head{
  text-align:center;
  margin-bottom: 26px;
}
.section-head h2{
  font-size: 2rem;
  margin-bottom: 8px;
}
.section-subtitle{
  color: var(--muted);
  max-width: 720px;
  margin: 0 auto;
}

/* Services */
.services-grid{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 18px;
  margin-top: 28px;
}

.service-card{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  box-shadow: var(--shadow);
  transition: 0.2s;
  text-align:left;
}
.service-card:hover{
  transform: translateY(-4px);
  box-shadow: var(--shadow2);
}
.service-title{
  font-weight: 800;
  font-size: 1.1rem;
  margin-bottom: 10px;
}
.service-list{
  padding-left: 18px;
  color: #2b3440;
}
.service-list li{
  margin: 6px 0;
}

/* Projects */
.projects{
  display:grid;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
  gap: 18px;
  margin-top: 28px;
}
.project{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow:hidden;
  box-shadow: var(--shadow);
  cursor:pointer;
  transition: 0.2s;
}
.project:hover{ transform: translateY(-4px); box-shadow: var(--shadow2); }
.project img{
  width:100%;
  height: 190px;
  object-fit: cover;
  display:block;
}
.project p{
  padding: 12px 14px;
  font-weight: 700;
}

/* Map */
.map-container{
  margin-top: 26px;
  border-radius: var(--radius);
  overflow:hidden;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}
.map-container iframe{
  width:100%;
  height:320px;
  border:none;
}

/* Contact */
.contact-wrapper{
  margin-top: 28px;
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
  align-items: start;
}

.contact-box{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 22px;
  box-shadow: var(--shadow);
}

.contact-box h3{
  margin-bottom: 14px;
}

.contact-item{
  display:flex;
  gap: 12px;
  align-items:flex-start;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}
.contact-item:last-child{ border-bottom:none; }

.contact-icon{ font-size: 1.25rem; }
.contact-label{
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 2px;
}
.contact-item a{
  color: var(--text);
  text-decoration:none;
  font-weight: 800;
}
.contact-item a:hover{ text-decoration: underline; }

.contact-note{
  margin-top: 14px;
  color: var(--muted);
  font-size: 0.95rem;
}

/* Form */
.contact-form form{
  display:flex;
  flex-direction:column;
  gap: 12px;
}
input, textarea{
  width:100%;
  padding: 12px 12px;
  font-size: 1rem;
  border-radius: 12px;
  border: 1px solid var(--border);
  outline:none;
}
textarea{ min-height: 120px; resize: vertical; }

.form-msg{
  margin-top: 6px;
  font-weight: 700;
}

/* Footer */
.site-footer{
  background: var(--text);
  color:white;
  padding: 22px 0;
}
.footer-row{
  text-align:center;
  font-size: 0.95rem;
}

/* Fade-in */
.fade-in { opacity:0; transform:translateY(26px); transition:all 0.6s ease; }
.fade-in.show { opacity:1; transform:translateY(0); }

/* Modal */
.modal{
  display:none;
  position:fixed;
  inset:0;
  background:rgba(0,0,0,0.85);
  justify-content:center;
  align-items:center;
  padding: 18px;
}
.modal img{
  max-width: 980px;
  width: 92%;
  border-radius: 12px;
}
.modal-close{
  position:absolute;
  top:18px;
  right:22px;
  font-size:34px;
  color:white;
  cursor:pointer;
}

/* Mobile */
@media(max-width:820px){
  .menu-btn{ display:block; }

  .nav-links{
    display:none;
    position:absolute;
    top: 62px;
    right: 4%;
    background: var(--text);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 14px;
    flex-direction: column;
    width: 220px;
    padding: 10px;
    gap: 6px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.28);
  }
  .nav-links.show{ display:flex; }

  .contact-wrapper{
    grid-template-columns: 1fr;
  }

  .map-container iframe{ height: 260px; }
}