:root{
  --bg:#ffffff;
  --border:#e5e7eb;
  --text:#0f172a;
  --muted:#475569;
  --accent:#6366f1;
  --accent2:#22c55e;
}

*{
  margin:0;
  padding:0;
  box-sizing:border-box;
  font-family:'Inter',sans-serif;
}

body{
  background:var(--bg);
  color:var(--text);
  line-height:1.7;
}

/* NAV */
nav{
  position:sticky;
  top:0;
  z-index:10;
  display:flex;
  justify-content:space-between;
  align-items:center;
  padding:18px 48px;
  background:#fff;
  border-bottom:1px solid var(--border);
}

.brand{
  display:flex;
  flex-direction:column;
  line-height:1.1;
}

.brand h1{
  font-family:'Poppins',sans-serif;
  font-size:2rem;
  text-transform:uppercase;
}

.brand span{
  font-size:0.7rem;
  letter-spacing:0.12em;
  color:var(--muted);
  text-transform:uppercase;
}

.nav-links a{
  margin-left:28px;
  text-decoration:none;
  color:var(--muted);
}

.nav-links a:hover{color:var(--text)}

/* HERO */
.hero{
  padding:140px 20px;
  text-align:center;
  background:linear-gradient(180deg,#eef2ff,#ffffff);
}

.hero h2{font-size:3rem;margin-bottom:18px}
.hero p{max-width:720px;margin:auto;color:var(--muted)}

/* BUTTON */
.btn{
  display:inline-block;
  margin-top:32px;
  padding:14px 36px;
  border-radius:999px;
  font-weight:600;
  text-decoration:none;
}

.btn-primary{
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  color:#fff;
}

/* SECTIONS */
section{
  padding:100px 24px;
  max-width:1200px;
  margin:auto;
}

section h3{
  text-align:center;
  font-size:2.2rem;
  margin-bottom:60px;
}

/* SERVICES */
.grid{
  display:grid;
  grid-template-columns:repeat(auto-fit,minmax(280px,1fr));
  gap:32px;
}

.card{
  border:1px solid var(--border);
  border-radius:20px;
  padding:40px;
}

.card p{color:var(--muted)}

/* ABOUT */
.about-text{
  text-align:center;
  color:var(--muted);
  max-width:800px;
  margin:auto;
}

/* CTA */
.cta{
  position:relative;
  background:linear-gradient(135deg,#eef2ff,#f0fdf4);
  border-radius:32px;
  padding:110px 30px;
  text-align:center;
  overflow:hidden;
}

.brand-mark span{
  position:absolute;
  bottom:-105px;
  left:50%;
  transform:translateX(-50%);
  font-size:14vw;
  font-weight:800;
  letter-spacing:0.06em;
  color:rgba(15,23,42,0.08);
  pointer-events:none;
  white-space:nowrap;
}

/* FOLLOW US */
.follow-us{
  text-align:center;
  padding:80px 20px;
}

.follow-text{
  font-size:0.9rem;
  letter-spacing:0.25em;
  text-transform:uppercase;
  color:var(--muted);
  margin-bottom:24px;
}

.social-icons{
  display:flex;
  justify-content:center;
  gap:28px;
}

.social-icons a{
  width:48px;
  height:48px;
  border-radius:50%;
  border:1px solid var(--border);
  display:flex;
  align-items:center;
  justify-content:center;
  transition:all 0.3s ease;
}

.social-icons a:hover{
  background:linear-gradient(135deg,var(--accent),var(--accent2));
  border-color:transparent;
}

.social-icons svg{
  width:22px;
  height:22px;
  fill:var(--text);
}

.social-icons a:hover svg{
  fill:#fff;
}

/* FOOTER */
footer{
  text-align:center;
  padding:40px;
  color:var(--muted);
}

/* MODAL */
.modal{
  position:fixed;
  inset:0;
  background:rgba(255,255,255,.6);
  backdrop-filter:blur(6px);
  display:none;
  align-items:center;
  justify-content:center;
  z-index:100;
}

.modal.active{display:flex}

.modal-box{
  background:#fff;
  border-radius:20px;
  padding:40px;
  width:90%;
  max-width:420px;
}

.modal-box input,
.modal-box textarea{
  width:100%;
  padding:12px;
  margin-bottom:16px;
  border:1px solid var(--border);
  border-radius:10px;
}

.modal-box button{
  width:100%;
  padding:14px;
  border:none;
  border-radius:12px;
  background:linear-gradient(135deg,var(--accent),#818cf8);
  color:#fff;
  font-weight:600;
}

/* RESPONSIVE */
@media(max-width:768px){
  nav{flex-direction:column;gap:12px}
  .hero h2{font-size:2rem}
  .brand-mark span{font-size:28vw}
}

/* FIX: Contact form button interaction */
.modal-box button {
  cursor: pointer;
  pointer-events: auto;
}
.modal-box button:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}
.modal-box button {
  transition: all 0.2s ease;
}