*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: Arial, Helvetica, sans-serif;
  background:#ffffff;
  color:#111;
  overflow-x:hidden;
}

.container{
  max-width:1200px;
  margin:0 auto;
  padding:0 22px;
}

/* HEADER */
.topbar{
  background:#fff;
  border-bottom:1px solid #e6e6e6;
}
.nav{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:20px;
  padding:18px 0;
}
.brand img{
  height:64px;
  width:auto;
  display:block;
}
.navlinks{
  display:flex;
  align-items:center;
  gap:26px;
  font-weight:700;
}
.navlinks a{
  text-decoration:none;
  color:#222;
  font-size:14px;
}
.btn-contribute{
  background:#c62828;
  color:#fff !important;
  padding:12px 22px;
  font-weight:800;
}

/* HERO */
.hero{
  width:100%;
  display:grid;
  grid-template-columns:60% 40%;
  min-height:520px;
}
.hero-left{
  background:#d32f2f;
  color:#fff;
  padding:78px 60px;
}
.star-line{
  font-size:26px;
  font-weight:900;
  letter-spacing:0.5px;
  margin:0 0 16px 0;
  text-transform:uppercase;
}
.hero-left h1{
  margin:20px 0 0 0;
  font-size:62px;
  line-height:1.05;
  font-weight:900;
}
.hero-right{
  background:#111;
}
.hero-right img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}

/* OVERLAP BUTTON ROW */
.hero-buttons-wrap{
  background:#fff;
}
.hero-buttons{
  display:flex;
  justify-content:center;
  gap:28px;
  margin-top:-32px;   /* overlap hero */
  padding-bottom:62px;
}
.hero-buttons a{
  display:inline-block;
  background:#154c8a;
  color:#fff;
  text-decoration:none;
  font-weight:900;
  letter-spacing:0.3px;
  padding:18px 42px;
  border:2px solid #d32f2f;
  box-shadow:0 6px 14px rgba(0,0,0,0.18);
}

/* THREE COLUMN SECTION */
.section{
  padding:70px 0 80px;
  background:#fff;
}
.section-title{
  text-align:center;
  font-size:40px;
  margin:0 0 30px;
  font-weight:900;
}
.three-col{
  display:grid;
  grid-template-columns:1fr 1fr 1fr;
  gap:34px;
}
.panel{
  background:#fff;
  border:1px solid #ededed;
  box-shadow:0 10px 22px rgba(0,0,0,0.12);
  padding:26px;
  min-height:420px;
}
.panel img{
  width:100%;
  height:auto;
  display:block;
  margin-bottom:16px;
}

/* JOIN SECTION */
.join{
  background:#c62828;
  color:#fff;
  padding:80px 20px;
  text-align:center;
}
.join h2{
  margin:0;
  font-size:48px;
  font-weight:900;
}
.join p{
  margin:10px 0 0;
  font-size:18px;
}
.join-form{
  max-width:720px;
  margin:40px auto 0;
  background:rgba(0,0,0,0.18);
  padding:34px;
  box-shadow:0 10px 22px rgba(0,0,0,0.22);
}
.join-grid{
  display:grid;
  grid-template-columns:1fr 1fr;
  gap:16px;
  margin-top:16px;
}
.join-form input{
  width:100%;
  padding:12px;
  border:none;
}
.join-form button{
  margin-top:18px;
  background:#154c8a;
  color:#fff;
  border:none;
  padding:16px 38px;
  font-weight:900;
  cursor:pointer;
}

/* FOOTER */
.footer{
  background:#fff;
  border-top:1px solid #e6e6e6;
  padding:34px 12px;
  text-align:center;
  font-size:14px;
  line-height:1.55;
}

/* RESPONSIVE */
@media (max-width: 980px){
  .hero{grid-template-columns:1fr}
  .hero-left{padding:50px 24px}
  .hero-left h1{font-size:44px}
  .hero-buttons{flex-wrap:wrap; margin-top:-18px}
  .three-col{grid-template-columns:1fr}
  .navlinks{flex-wrap:wrap; justify-content:flex-end}
}