:root{
  --navy:#0f172a;
  --blue:#2563eb;
  --pink:#ec4899;
  --orange:#f97316;
  --green:#16a34a;
  --yellow:#eab308;
  --text:#111827;
  --muted:#475467;
  --white:#ffffff;
}

*{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{margin:0;padding:0;font-family:Arial, Helvetica, sans-serif;background:#f4f7fb;color:var(--text);}
a{text-decoration:none;color:inherit;}
button{font:inherit;}

.container{
  width:min(1180px, calc(100% - 32px));
  margin:0 auto;
}

.topbar{
  position:sticky;
  top:0;
  z-index:1000;
  background:rgba(255,255,255,0.88);
  backdrop-filter:blur(14px);
  border-bottom:1px solid rgba(15,23,42,0.08);
}

.nav-wrap{
  min-height:78px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:18px;
}

.brand{
  display:flex;
  align-items:center;
  gap:12px;
}

.logo-mark{
  width:46px;
  height:46px;
  border-radius:14px;
  display:grid;
  place-items:center;
  font-weight:800;
  color:#fff;
  background:linear-gradient(135deg,var(--blue),var(--pink));
}

.brand h1{
  margin:0;
  font-size:1.1rem;
  line-height:1.1;
}

.brand p{
  margin:3px 0 0;
  color:var(--muted);
  font-size:.8rem;
}

.nav{
  display:flex;
  align-items:center;
  gap:10px;
  flex-wrap:wrap;
}

.nav-link,
.dropbtn{
  padding:11px 16px;
  border-radius:999px;
  background:#fff;
  color:var(--navy);
  font-weight:700;
  box-shadow:0 8px 20px rgba(15,23,42,0.08);
  transition:0.2s ease;
  border:none;
  cursor:pointer;
}

.nav-link:hover,
.dropbtn:hover{
  background:#eef4ff;
  color:var(--blue);
}

.dropdown{
  position:relative;
}

.dropdown-content{
  display:none;
  position:absolute;
  top:calc(100% + 10px);
  left:0;
  min-width:260px;
  background:#fff;
  border-radius:18px;
  box-shadow:0 18px 40px rgba(15,23,42,0.15);
  overflow:hidden;
  padding:8px;
}

.dropdown-content a{
  display:block;
  padding:12px 14px;
  border-radius:12px;
  color:var(--text);
  font-weight:600;
}

.dropdown-content a:hover{
  background:linear-gradient(135deg,#eff6ff,#fdf2f8);
  color:var(--blue);
}

.dropdown:hover .dropdown-content{
  display:block;
}

.donate-btn{
  padding:12px 18px;
  border-radius:999px;
  color:#fff;
  font-weight:800;
  background:linear-gradient(135deg,#ff6a00,#ff2d55);
  box-shadow:0 10px 24px rgba(255,45,85,0.35);
  border:2px solid rgba(255,255,255,0.4);
  transition:0.2s ease;
}

.donate-btn:hover{
  transform:translateY(-1px);
  box-shadow:0 14px 30px rgba(255,45,85,0.48);
}

.hero{
  position:relative;
  width:100%;
  min-height:calc(100vh - 78px);
  overflow:hidden;
  background:#0f172a;
}

.hero-slider{
  position:relative;
  width:100%;
  height:calc(100vh - 78px);
}

.slide{
  position:absolute;
  inset:0;
  opacity:0;
  transition:opacity 0.8s ease;
}

.slide.active{
  opacity:1;
}

.slide img{
  width:100%;
  height:100%;
  object-fit:cover;
  display:block;
}

.overlay{
  position:absolute;
  inset:0;
  display:flex;
  flex-direction:column;
  justify-content:center;
  align-items:flex-start;
  padding:clamp(24px, 6vw, 80px);
  background:linear-gradient(90deg, rgba(15,23,42,0.78) 0%, rgba(15,23,42,0.45) 45%, rgba(15,23,42,0.08) 100%);
  color:#fff;
}

.subtitle{
  display:inline-block;
  margin-bottom:14px;
  padding:8px 14px;
  border-radius:999px;
  background:rgba(255,255,255,0.14);
  letter-spacing:0.06em;
  text-transform:uppercase;
  font-size:0.8rem;
  font-weight:700;
}

.overlay h2{
  margin:0 0 14px;
  font-size:clamp(2rem, 4vw, 4.5rem);
  line-height:1.05;
  max-width:12ch;
}

.overlay p{
  margin:0;
  max-width:60ch;
  font-size:1.05rem;
  line-height:1.7;
  color:rgba(255,255,255,0.88);
}

.hero-controls{
  position:absolute;
  right:24px;
  bottom:24px;
  display:flex;
  gap:10px;
  z-index:5;
}

.hero-controls button{
  width:48px;
  height:48px;
  border:none;
  border-radius:50%;
  background:rgba(255,255,255,0.9);
  color:var(--navy);
  font-size:1.5rem;
  font-weight:800;
  cursor:pointer;
  box-shadow:0 10px 20px rgba(0,0,0,0.18);
}

.hero-controls button:hover{
  background:#fff;
}

.content-section{
  padding:70px 0;
}

.about-section{
  background:linear-gradient(135deg,#fff7ed,#fffbeb);
}

.programs-section{
  background:linear-gradient(135deg,#ecfeff,#eff6ff);
}

.impact-section{
  background:linear-gradient(135deg,#fdf2f8,#eef2ff);
}

.content-section h2{
  margin:0 0 18px;
  font-size:clamp(1.8rem,3vw,3rem);
  color:#0f172a;
}

.content-section p{
  margin:0;
  line-height:1.8;
  color:#334155;
  font-size:1.04rem;
}

.program-slider{
  overflow:hidden;
  margin-top:22px;
}

.program-track{
  display:flex;
  gap:16px;
  animation:scrollPrograms 24s linear infinite;
  width:max-content;
}

.program-card{
  min-width:320px;
  max-width:320px;
  background:#fff;
  border-radius:22px;
  padding:22px;
  box-shadow:0 12px 24px rgba(15,23,42,0.08);
  line-height:1.7;
  color:#1f2937;
  border-top:8px solid var(--blue);
}

.program-card:nth-child(2n){border-top-color:var(--pink);}
.program-card:nth-child(3n){border-top-color:var(--green);}
.program-card:nth-child(4n){border-top-color:var(--orange);}

@keyframes scrollPrograms{
  0%{transform:translateX(0);}
  100%{transform:translateX(-50%);}
}

.impact-grid{
  display:grid;
  grid-template-columns:repeat(3,1fr);
  gap:18px;
  margin-top:22px;
}

.impact-box{
  background:#fff;
  border-radius:22px;
  padding:24px;
  box-shadow:0 12px 24px rgba(15,23,42,0.08);
}

.impact-box strong{
  display:block;
  font-size:1.4rem;
  margin-bottom:8px;
  color:#0f172a;
}

.impact-box span{
  color:#475467;
  line-height:1.7;
}

.page-placeholder{
  min-height:100vh;
  display:grid;
  place-items:center;
  text-align:center;
  padding:40px;
  background:linear-gradient(135deg,#eff6ff,#fdf2f8);
}

.page-placeholder h1{
  margin:0 0 12px;
  font-size:clamp(2rem,4vw,3.5rem);
  color:#0f172a;
}

.page-placeholder p{
  margin:0;
  color:#475467;
  font-size:1.05rem;
}

.content-page{
  padding:60px 0;
}

.section{
  margin-bottom:40px;
}

.section h2{
  font-size:clamp(1.6rem,3vw,2.8rem);
  margin:0 0 12px;
  color:#0f172a;
}

.section p, .section li{
  font-size:1.02rem;
  line-height:1.75;
  color:#334155;
}

.card-grid{
  display:grid;
  grid-template-columns:repeat(2, 1fr);
  gap:18px;
}

.leader-card{
  display:grid;
  grid-template-columns:140px 1fr;
  gap:18px;
  padding:18px;
  background:#fff;
  border-radius:22px;
  box-shadow:0 12px 24px rgba(15,23,42,0.08);
}

.photo-box{
  width:140px;
  height:170px;
  border-radius:18px;
  background:linear-gradient(135deg,#dbeafe,#fce7f3);
  display:grid;
  place-items:center;
  color:#64748b;
  font-weight:700;
  text-align:center;
  padding:12px;
}

.read-more{
  display:inline-block;
  margin-top:10px;
  color:var(--blue);
  font-weight:700;
}

.activity-item{
  background:#fff;
  padding:22px;
  border-radius:20px;
  box-shadow:0 12px 24px rgba(15,23,42,0.08);
  margin-bottom:18px;
}

.activity-item h3{
  margin:0 0 8px;
  color:#0f172a;
}

.activity-item .meta{
  font-weight:700;
  color:#2563eb;
  margin-bottom:12px;
}

.contact-box{
  background:#fff;
  border-radius:24px;
  padding:28px;
  box-shadow:0 12px 24px rgba(15,23,42,0.08);
}

@media (max-width: 900px){
  .nav-wrap{
    flex-direction:column;
    align-items:flex-start;
    padding:14px 0;
  }

  .hero-slider, .hero{
    min-height:calc(100vh - 140px);
    height:calc(100vh - 140px);
  }

  .overlay h2{
    max-width:100%;
  }

  .dropdown-content{
    position:static;
    display:none;
    min-width:100%;
    margin-top:8px;
  }

  .dropdown:hover .dropdown-content{
    display:block;
  }

  .impact-grid,
  .card-grid{
    grid-template-columns:1fr;
  }

  .leader-card{
    grid-template-columns:1fr;
  }

  .photo-box{
    width:100%;
    height:200px;
  }

  .program-card{
    min-width:280px;
    max-width:280px;
  }
}