:root{
  --bg:#0f2636;          /* deep navy */
  --text:#d6e3ee;        /* light blue-gray */
  --muted:#9fb6c5;       /* muted text */
  --accent:#c75a3a;      /* rust/orange from logo */
  --card:#122b3d;
  --maxw:1100px;
  --radius:16px;
  --shadow:0 10px 30px rgba(0,0,0,.25);
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji","Segoe UI Emoji";
  background:var(--bg);
  color:var(--text);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

.wrapper{max-width:var(--maxw); margin:0 auto; padding:0 20px}

header{
  position:sticky; top:0; z-index:10;
  background: linear-gradient(180deg, rgba(15,38,54,.95), rgba(15,38,54,.75));
  backdrop-filter: blur(6px);
  border-bottom: 1px solid rgba(255,255,255,.06);
}

.nav{
  display:flex; align-items:center; justify-content:space-between;
  padding:14px 0;
}
.logo-wrap{display:flex; align-items:center; gap:12px}
.logo-wrap img{height:36px; width:auto}
.brand{font-weight:700; letter-spacing:.2px}
.brand span{opacity:.75; font-weight:600; font-size:.9rem}

nav a{
  color:var(--text); text-decoration:none; margin-left:20px; opacity:.9;
}
nav a:hover{opacity:1}

.hero{
  padding:80px 0 40px;
}
.hero-inner{
  display:grid; gap:28px;
  grid-template-columns: 1fr;
  align-items:center;
}
h1{
  font-size: clamp(32px, 5vw, 52px);
  line-height:1.1; margin:0 0 12px;
}
.hero p{font-size: clamp(16px, 2.4vw, 20px); color:var(--muted); margin:0 0 20px}
.cta{
  display:flex; gap:12px; flex-wrap:wrap;
}
.button, button, input[type=submit]{
  background:var(--accent); color:white; border:none; padding:12px 18px;
  border-radius:12px; font-weight:700; cursor:pointer; box-shadow: var(--shadow);
}
.button.secondary{background:transparent; border:1px solid rgba(255,255,255,.18); color:var(--text)}

.section{padding:60px 0; border-top:1px solid rgba(255,255,255,.06)}
.section h2{margin:0 0 10px; font-size: clamp(24px, 3.6vw, 32px)}
.section p.lead{color:var(--muted); margin:0 0 28px}

.cards{
  display:grid; gap:16px;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}
.card{
  background:var(--card); padding:22px; border-radius:var(--radius); box-shadow: var(--shadow);
  border:1px solid rgba(255,255,255,.06);
}
.card h3{margin:0 0 6px}
.card p{margin:0; color:var(--muted)}

.about{
  display:grid; gap:24px;
  grid-template-columns: 1fr;
}

.contact-grid{
  display:grid; gap:20px;
  grid-template-columns: 1fr;
}
.form{
  background:var(--card); padding:22px; border-radius:var(--radius); box-shadow: var(--shadow);
  border:1px solid rgba(255,255,255,.06);
}
label{display:block; font-weight:600; margin:8px 0 6px}
input, textarea{
  width:100%; padding:12px 14px; border-radius:12px; border:1px solid rgba(255,255,255,.12);
  background:#0c2030; color:var(--text); outline:none;
}
textarea{min-height:140px; resize:vertical}
.small{font-size:.9rem; color:var(--muted)}
.hidden{display:none}
.success{
  background:#103a22; color:#bff3d1; border:1px solid #1f6c3c;
  padding:14px 16px; border-radius:12px; margin:0 0 10px;
}

footer{
  padding:40px 0; color:var(--muted); border-top:1px solid rgba(255,255,255,.06);
}
footer a{color:var(--text); text-decoration:none}
footer a:hover{text-decoration:underline}

@media (min-width: 860px){
  .hero-inner{grid-template-columns: 1.3fr .7fr}
  .about{grid-template-columns: 1.2fr .8fr}
  .contact-grid{grid-template-columns: 1fr 1fr}
}