/* ===================================================
   Rural Welfare Institute — Modern Nonprofit Stylesheet
=================================================== */

:root{
  --teal-dark:#0b4f45;
  --teal:#0f7a6b;
  --teal-light:#14a892;
  --orange:#f2994a;
  --orange-dark:#df7f2c;
  --ink:#132420;
  --muted:#5c6d68;
  --bg:#f6f9f8;
  --card:#ffffff;
  --border:#e4ebe8;
  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:10px;
  --shadow-sm:0 2px 10px rgba(19,36,32,.06);
  --shadow-md:0 12px 32px rgba(19,36,32,.10);
  --font-head:'Poppins', sans-serif;
  --font-body:'Inter', sans-serif;
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; }
body{
  margin:0;
  font-family:var(--font-body);
  color:var(--ink);
  background:var(--bg);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
img{ max-width:100%; display:block; }
a{ color:inherit; text-decoration:none; }
ul{ list-style:none; margin:0; padding:0; }
h1,h2,h3,h4{ font-family:var(--font-head); margin:0 0 .5em; line-height:1.2; color:var(--teal-dark); }
p{ margin:0 0 1em; color:var(--muted); }

.container{ width:100%; max-width:1180px; margin:0 auto; padding:0 24px; }

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:12px 24px; border-radius:999px; font-weight:600; font-size:.95rem;
  border:2px solid transparent; cursor:pointer; transition:.25s ease;
  white-space:nowrap;
}
.btn-lg{ padding:15px 32px; font-size:1rem; }
.btn-primary{ background:var(--orange); color:#fff; }
.btn-primary:hover{ background:var(--orange-dark); transform:translateY(-2px); }
.btn-outline{ border-color:var(--teal); color:var(--teal); background:transparent; }
.btn-outline:hover{ background:var(--teal); color:#fff; }
.btn-ghost{ border-color:rgba(255,255,255,.7); color:#fff; }
.btn-ghost:hover{ background:rgba(255,255,255,.15); }

/* ---------- Header ---------- */
.site-header{
  position:fixed; top:0; left:0; right:0; z-index:1000;
  background:rgba(255,255,255,.0);
  transition:background .3s ease, box-shadow .3s ease, padding .3s ease;
  padding:18px 0;
}
.site-header.scrolled{
  background:rgba(255,255,255,.96); backdrop-filter:blur(8px);
  box-shadow:var(--shadow-sm); padding:10px 0;
}
.header-inner{ display:flex; align-items:center; justify-content:space-between; gap:24px; }

.brand{ display:flex; align-items:center; gap:10px; }
.brand-mark{ width:42px; height:42px; flex:none; }
.brand-mark svg{ width:100%; height:100%; }
.brand-text{ display:flex; flex-direction:column; line-height:1.2; }
.brand-text strong{ font-family:var(--font-head); font-size:1.02rem; color:var(--teal-dark); }
.site-header:not(.scrolled) .brand-text strong{ color:#fff; }
.brand-text small{ font-size:.72rem; color:var(--muted); letter-spacing:.02em; }
.site-header:not(.scrolled) .brand-text small{ color:rgba(255,255,255,.8); }

.main-nav{ display:flex; gap:30px; }
.main-nav a{
  font-weight:600; font-size:.93rem; color:var(--ink); position:relative; padding:6px 0;
}
.site-header:not(.scrolled) .main-nav a{ color:#fff; }
.main-nav a::after{
  content:''; position:absolute; left:0; right:0; bottom:0; height:2px;
  background:var(--orange); transform:scaleX(0); transform-origin:left; transition:.25s;
}
.main-nav a:hover::after{ transform:scaleX(1); }

.header-actions{ display:flex; align-items:center; gap:12px; }
.site-header:not(.scrolled) .btn-outline{ border-color:#fff; color:#fff; }
.site-header:not(.scrolled) .btn-outline:hover{ background:#fff; color:var(--teal-dark); }

.nav-toggle{
  display:none; flex-direction:column; justify-content:center; gap:5px;
  width:38px; height:38px; border:none; background:transparent; cursor:pointer;
}
.nav-toggle span{ display:block; height:2px; width:100%; background:var(--ink); border-radius:2px; transition:.25s; }
.site-header:not(.scrolled) .nav-toggle span{ background:#fff; }
.site-header.scrolled .nav-toggle span, .nav-open .nav-toggle span{ background:var(--ink); }

/* ---------- Hero ---------- */
.hero{ position:relative; min-height:100vh; display:flex; align-items:center; overflow:hidden; }
.hero-media{ position:absolute; inset:0; z-index:0; }
.hero-media img{ width:100%; height:100%; object-fit:cover; }
.hero-overlay{
  position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(8,32,28,.72) 0%, rgba(8,32,28,.55) 45%, rgba(8,32,28,.85) 100%);
}
.hero-content{ position:relative; z-index:1; color:#fff; padding-top:120px; max-width:760px; }
.eyebrow{
  display:inline-block; font-weight:700; font-size:.78rem; letter-spacing:.12em; text-transform:uppercase;
  color:var(--orange); margin-bottom:14px;
}
.hero h1{ color:#fff; font-size:clamp(2.1rem, 5vw, 3.4rem); margin-bottom:.4em; }
.hero h1 span{ color:var(--orange); }
.hero-lead{ color:rgba(255,255,255,.88); font-size:1.1rem; max-width:600px; }
.hero-actions{ display:flex; gap:16px; margin-top:12px; flex-wrap:wrap; }

/* ---------- Stats ---------- */
.stats{ background:var(--teal-dark); padding:44px 0; }
.stats-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:24px; text-align:center; }
.stat-card p{ color:rgba(255,255,255,.78); margin:0; font-size:.92rem; }
.stat-num{ font-family:var(--font-head); font-size:2.4rem; font-weight:700; color:#fff; }
.stat-plus{ font-family:var(--font-head); font-size:1.6rem; font-weight:700; color:var(--orange); }

/* ---------- Sections ---------- */
.section{ padding:96px 0; }
.section-alt{ padding:96px 0; background:#fff; }
.section-head{ max-width:680px; margin:0 auto 52px; text-align:center; }
.section-head h2{ font-size:clamp(1.6rem,3.4vw,2.3rem); }
.section-sub{ font-size:1.02rem; }

/* ---------- About ---------- */
.about-grid{ display:grid; grid-template-columns:.85fr 1.15fr; gap:56px; align-items:center; }
.about-media{ position:relative; border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-md); }
.about-media img{ width:100%; height:100%; object-fit:cover; aspect-ratio:4/5; }
.about-media-badge{
  position:absolute; left:20px; bottom:20px; background:#fff; padding:14px 18px;
  border-radius:var(--radius-sm); box-shadow:var(--shadow-md); display:flex; flex-direction:column; gap:2px;
}
.about-media-badge strong{ font-family:var(--font-head); font-size:.9rem; color:var(--teal-dark); }
.about-media-badge span{ font-size:.78rem; color:var(--muted); }

.about-copy h2{ font-size:clamp(1.6rem,3.2vw,2.1rem); }
.mv-cards{ display:grid; grid-template-columns:1fr 1fr; gap:18px; margin:26px 0; }
.mv-card{
  background:var(--card); border:1px solid var(--border); border-radius:var(--radius-md);
  padding:22px; box-shadow:var(--shadow-sm);
}
.mv-card h3{ font-size:1.02rem; color:var(--orange-dark); }
.mv-card p{ font-size:.92rem; margin:0; }

.target-label{ font-weight:700; color:var(--teal-dark); margin-bottom:10px; font-family:var(--font-head); font-size:.95rem; }
.chip-list{ display:flex; flex-wrap:wrap; gap:10px; }
.chip-list li{
  background:#eaf4f1; color:var(--teal-dark); font-size:.82rem; font-weight:600;
  padding:8px 14px; border-radius:999px;
}

/* ---------- Programs ---------- */
.programs-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:22px; }
.program-card{
  background:var(--card); border:1px solid var(--border); border-radius:var(--radius-md);
  padding:28px 24px; box-shadow:var(--shadow-sm); transition:.25s ease;
}
.program-card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-md); border-color:transparent; }
.program-icon{
  width:52px; height:52px; border-radius:14px; background:linear-gradient(135deg,var(--teal),var(--teal-light));
  display:flex; align-items:center; justify-content:center; margin-bottom:16px;
}
.program-icon svg{ width:26px; height:26px; fill:#fff; }
.program-card h3{ font-size:1.05rem; margin-bottom:.4em; }
.program-card p{ font-size:.9rem; margin:0; }

/* ---------- Gallery ---------- */
.gallery-grid{
  display:grid; grid-template-columns:repeat(4,1fr); grid-auto-rows:220px; gap:16px;
}
.gallery-item{
  position:relative; border-radius:var(--radius-md); overflow:hidden; display:block; cursor:zoom-in;
}
.gallery-item.span-2{ grid-column:span 2; }
.gallery-item img{ width:100%; height:100%; object-fit:cover; transition:transform .4s ease; }
.gallery-item:hover img{ transform:scale(1.08); }
.gallery-item span{
  position:absolute; left:0; right:0; bottom:0; padding:14px 16px 12px;
  background:linear-gradient(180deg, rgba(0,0,0,0) 0%, rgba(6,20,17,.82) 100%);
  color:#fff; font-size:.85rem; font-weight:600; opacity:0; transform:translateY(8px);
  transition:.25s ease;
}
.gallery-item:hover span{ opacity:1; transform:translateY(0); }

/* ---------- Voice / Quote ---------- */
.voice{ padding:90px 0; }
.voice-inner{ max-width:760px; margin:0 auto; text-align:center; }
.quote-mark{ width:44px; height:34px; fill:var(--orange); margin-bottom:18px; }
.voice p{ font-family:var(--font-head); font-size:1.3rem; color:var(--teal-dark); font-weight:500; line-height:1.5; }
.voice-author{ display:flex; align-items:center; justify-content:center; gap:12px; margin-top:24px; }
.voice-avatar{
  width:48px; height:48px; border-radius:50%; background:var(--teal); color:#fff;
  display:flex; align-items:center; justify-content:center; font-family:var(--font-head); font-weight:700;
}
.voice-author strong{ display:block; font-size:.95rem; color:var(--ink); }
.voice-author span{ font-size:.82rem; color:var(--muted); }

/* ---------- Transparency / Docs ---------- */
.doc-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:18px; }
.doc-card{
  display:flex; align-items:center; gap:14px; background:var(--card); border:1px solid var(--border);
  border-radius:var(--radius-md); padding:18px 20px; box-shadow:var(--shadow-sm); transition:.25s;
  font-weight:600; font-size:.92rem; color:var(--ink);
}
.doc-card:hover{ border-color:var(--teal-light); transform:translateY(-3px); box-shadow:var(--shadow-md); }
.doc-card svg{ width:28px; height:28px; fill:var(--teal); flex:none; }

/* ---------- Involve ---------- */
.involve-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:24px; }
.involve-card{
  background:var(--bg); border:1px solid var(--border); border-radius:var(--radius-lg); padding:32px 28px;
  transition:.25s;
}
.involve-card:hover{ box-shadow:var(--shadow-md); transform:translateY(-4px); background:#fff; }
.involve-icon{
  width:54px; height:54px; border-radius:50%; background:#fdeee0;
  display:flex; align-items:center; justify-content:center; margin-bottom:18px;
}
.involve-icon svg{ width:26px; height:26px; fill:var(--orange-dark); }
.involve-card h3{ font-size:1.1rem; }
.involve-card p{ font-size:.92rem; }
.link-arrow{ font-weight:700; color:var(--teal); font-size:.9rem; }
.link-arrow:hover{ color:var(--teal-dark); }

/* ---------- Contact ---------- */
.contact-grid{ display:grid; grid-template-columns:.9fr 1.1fr; gap:56px; }
.contact-list{ display:flex; flex-direction:column; gap:20px; margin-top:28px; }
.contact-list li{ display:flex; gap:14px; align-items:flex-start; font-size:.95rem; }
.contact-list svg{ width:22px; height:22px; fill:var(--teal); flex:none; margin-top:2px; }
.contact-list a:hover{ color:var(--teal); }

.contact-form{
  background:var(--card); border:1px solid var(--border); border-radius:var(--radius-lg);
  padding:32px; box-shadow:var(--shadow-sm); display:flex; flex-direction:column; gap:18px;
}
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:18px; }
.contact-form label{ display:flex; flex-direction:column; gap:6px; font-size:.85rem; font-weight:600; color:var(--teal-dark); }
.contact-form input, .contact-form textarea{
  font-family:var(--font-body); font-size:.95rem; padding:12px 14px; border-radius:var(--radius-sm);
  border:1.5px solid var(--border); background:var(--bg); color:var(--ink); resize:vertical;
}
.contact-form input:focus, .contact-form textarea:focus{ outline:none; border-color:var(--teal-light); }

/* ---------- Footer ---------- */
.site-footer{ background:var(--teal-dark); color:rgba(255,255,255,.8); padding:64px 0 0; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:36px; padding-bottom:44px; border-bottom:1px solid rgba(255,255,255,.12); }
.brand-footer .brand-text strong{ color:#fff; }
.brand-footer .brand-text small{ color:rgba(255,255,255,.7); }
.footer-about{ color:rgba(255,255,255,.7); font-size:.88rem; margin-top:14px; }
.site-footer h4{ color:#fff; font-size:.92rem; margin-bottom:16px; }
.site-footer ul{ display:flex; flex-direction:column; gap:10px; }
.site-footer a{ color:rgba(255,255,255,.72); font-size:.88rem; }
.site-footer a:hover{ color:var(--orange); }
.footer-bottom{ padding:20px 24px; text-align:center; font-size:.82rem; color:rgba(255,255,255,.6); }

/* ---------- Lightbox ---------- */
.lightbox{
  position:fixed; inset:0; background:rgba(6,14,12,.92); display:none; align-items:center; justify-content:center;
  z-index:2000; padding:40px;
}
.lightbox.open{ display:flex; }
.lightbox img{ max-width:90vw; max-height:85vh; border-radius:8px; }
.lightbox-close{
  position:absolute; top:24px; right:32px; background:none; border:none; color:#fff; font-size:2.2rem;
  cursor:pointer; line-height:1;
}

/* ---------- Reveal animation ---------- */
.reveal{ opacity:0; transform:translateY(24px); transition:opacity .6s ease, transform .6s ease; }
.reveal.in{ opacity:1; transform:none; }

/* ===================================================
   Responsive
=================================================== */
@media (max-width: 980px){
  .about-grid, .contact-grid{ grid-template-columns:1fr; }
  .programs-grid{ grid-template-columns:repeat(2,1fr); }
  .involve-grid{ grid-template-columns:1fr; }
  .doc-grid{ grid-template-columns:repeat(2,1fr); }
  .gallery-grid{ grid-template-columns:repeat(2,1fr); grid-auto-rows:200px; }
  .gallery-item.span-2{ grid-column:span 2; }
  .stats-grid{ grid-template-columns:repeat(2,1fr); gap:32px; }
  .footer-grid{ grid-template-columns:1fr 1fr; }
}

@media (max-width: 760px){
  .main-nav{
    position:fixed; top:0; right:0; height:100vh; width:74%; max-width:320px;
    background:#fff; flex-direction:column; padding:100px 32px; gap:26px;
    transform:translateX(100%); transition:transform .3s ease; box-shadow:var(--shadow-md);
  }
  .nav-open .main-nav{ transform:translateX(0); }
  .main-nav a{ color:var(--ink) !important; font-size:1.05rem; }
  .nav-toggle{ display:flex; }
  .header-actions .btn-outline{ display:none; }
  .mv-cards{ grid-template-columns:1fr; }
  .programs-grid{ grid-template-columns:1fr; }
  .doc-grid{ grid-template-columns:1fr; }
  .gallery-grid{ grid-template-columns:1fr 1fr; grid-auto-rows:170px; }
  .form-row{ grid-template-columns:1fr; }
  .footer-grid{ grid-template-columns:1fr; }
  .section, .section-alt{ padding:64px 0; }
  .hero-content{ padding-top:100px; }
}