/* =========================================================
   Rotary Interact Club - HQIS · Design System
   ========================================================= */
:root{
  --primary:#2f9e44;
  --primary-dark:#23732f;
  --primary-light:#e8f7ec;
  --accent:#f5a623;
  --ink:#1a2238;
  --ink-2:#3b4a6b;
  --muted:#6b7890;
  --bg:#f5f7fb;
  --card:#ffffff;
  --line:#e3e8f0;
  --brand-royal:#1c2b4a;
  --shadow-sm:0 2px 10px rgba(24,40,80,.06);
  --shadow:0 12px 34px rgba(24,40,80,.10);
  --radius:16px;
}
body{
  font-family:"Segoe UI",Roboto,"Helvetica Neue","PingFang SC","Microsoft YaHei",Arial,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.7;
}
a{color:var(--primary);text-decoration:none;}
a:hover{color:var(--primary-dark);}
.text-primary-brand{color:var(--primary)!important;}
.bg-primary-brand{background:var(--primary)!important;}
.bg-soft{background:var(--primary-light)!important;}

/* --------- Topbar --------- */
.topbar{
  background:var(--brand-royal);
  color:#dbe6f5;
  font-size:.85rem;
  padding:8px 0;
  letter-spacing:.2px;
}
.topbar a{color:#fff;}
.topbar .contact-inline i{margin-right:4px;}

/* --------- Navbar --------- */
.site-navbar{
  background:#fff;
  box-shadow:var(--shadow-sm);
  padding:10px 0;
  position:sticky;top:0;z-index:1020;
}
.site-navbar .navbar-brand img{height:56px;width:auto;}
.site-navbar .nav-link{
  font-weight:600;color:var(--ink-2);margin:0 6px;
  padding:8px 12px!important;border-radius:10px;transition:.2s;
}
.site-navbar .nav-link:hover{color:var(--primary);background:var(--primary-light);}
.site-navbar .nav-link.active{color:var(--primary);background:var(--primary-light);}
.navbar-toggler{border:none;}

/* --------- Hero --------- */
.hero{
  position:relative;color:#fff;overflow:hidden;
  background-size:cover;background-position:center;
}
.hero .hero-overlay{
  position:absolute;inset:0;
  background:linear-gradient(120deg,rgba(20,32,60,.82),rgba(47,158,68,.55));
  z-index:1;
}
.hero .container{position:relative;z-index:2;}
.hero h1{font-size:3rem;font-weight:800;line-height:1.15;}
.hero .lead{font-size:1.2rem;opacity:.95;}
.badge-pill{
  display:inline-block;background:rgba(255,255,255,.16);
  border:1px solid rgba(255,255,255,.4);padding:5px 14px;
  border-radius:999px;font-size:.85rem;letter-spacing:.4px;
}
.hero-stat{
  background:rgba(255,255,255,.12);border:1px solid rgba(255,255,255,.18);
  border-radius:14px;padding:16px 20px;backdrop-filter:blur(4px);
}
.hero-stat .num{font-size:1.9rem;font-weight:800;line-height:1;}
.hero-stat .lbl{font-size:.82rem;opacity:.9;}

/* --------- Section --------- */
.section{padding:78px 0;}
.section.alt{background:#fff;}
.section-head{
  border-left:8px solid var(--primary);
  padding-left:18px;margin-bottom:36px;
}
.section-head h2{font-weight:800;margin:0;}
.section-head p{color:var(--muted);margin:6px 0 0;}
.eyebrow{
  text-transform:uppercase;letter-spacing:2px;font-size:.78rem;
  color:var(--primary);font-weight:700;
}

/* --------- Cards --------- */
.card-lift{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  overflow:hidden;box-shadow:var(--shadow-sm);
  transition:transform .3s,box-shadow .3s;
}
.card-lift:hover{transform:translateY(-8px);box-shadow:var(--shadow);}
.card-lift .thumb{
  height:210px;background-size:cover;background-position:center;
}
.card-lift .body{padding:22px;}
.news-card .ribbon{
  position:absolute;top:16px;right:-38px;width:140px;text-align:center;
  color:#fff;font-size:.8rem;font-weight:700;letter-spacing:1px;
  padding:7px 0;transform:rotate(45deg);box-shadow:0 4px 12px rgba(0,0,0,.2);z-index:5;
}
.news-card .ribbon.green{background:var(--primary);}
.news-card .ribbon.red{background:#e6455a;}
.news-card{position:relative;overflow:hidden;}

.metric-box{
  text-align:center;padding:26px 16px;
  background:#fff;border:1px solid var(--line);border-radius:var(--radius);
  box-shadow:var(--shadow-sm);
}
.metric-box .num{font-size:2.4rem;font-weight:800;color:var(--primary);line-height:1;}
.metric-box .lbl{color:var(--muted);font-weight:600;margin-top:8px;}

/* --------- Feature list --------- */
.feature-item{
  display:flex;gap:18px;align-items:flex-start;padding:20px;
  background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow-sm);
}
.feature-icon{
  flex:0 0 auto;width:56px;height:56px;border-radius:14px;
  background:var(--primary-light);color:var(--primary);
  display:grid;place-items:center;font-size:24px;
}

/* --------- CTA band --------- */
.cta-band{
  background:linear-gradient(120deg,var(--primary-dark),var(--primary));
  color:#fff;border-radius:24px;padding:48px;text-align:center;
}
.cta-band h2{font-weight:800;}
.btn-brand{
  background:#fff;color:var(--primary-dark);font-weight:700;border:none;
  padding:12px 28px;border-radius:999px;transition:.2s;
}
.btn-brand:hover{background:var(--brand-royal);color:#fff;}
.btn-outline-light-2{
  border:2px solid rgba(255,255,255,.7);color:#fff;font-weight:700;
  padding:11px 26px;border-radius:999px;background:transparent;transition:.2s;
}
.btn-outline-light-2:hover{background:rgba(255,255,255,.12);color:#fff;}

/* --------- Buttons (generic) --------- */
.btn-brand-ghost{
  background:var(--primary-light);color:var(--primary-dark);font-weight:700;
  padding:11px 24px;border-radius:999px;border:none;transition:.2s;
}
.btn-brand-ghost:hover{background:var(--primary);color:#fff;}

/* --------- Footer --------- */
.footer{
  background:var(--brand-royal);color:#c9d6ea;padding:60px 0 0;
}
.footer h5{color:#fff;font-weight:700;margin-bottom:18px;}
.footer a{color:#c9d6ea;}
.footer a:hover{color:#fff;}
.footer .social a{
  display:inline-grid;place-items:center;width:40px;height:40px;border-radius:10px;
  background:rgba(255,255,255,.08);margin-right:8px;color:#fff;
}
.footer .social a:hover{background:var(--primary);}
.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:40px;padding:20px 0;text-align:center;}
.visitor-badge{color:var(--primary-light);font-weight:700;}

/* --------- Gallery --------- */
.gallery{columns:3;column-gap:16px;}
@media(max-width:900px){.gallery{columns:2;}}
@media(max-width:620px){.gallery{columns:1;}}
.gallery .g-item{
  break-inside:avoid;margin-bottom:16px;border-radius:14px;overflow:hidden;
  box-shadow:var(--shadow-sm);cursor:pointer;position:relative;
}
.gallery .g-item img{width:100%;height:auto;display:block;transition:transform .4s;}
.gallery .g-item:hover img{transform:scale(1.06);}

/* --------- Lightbox --------- */
.lightbox{
  position:fixed;inset:0;background:rgba(12,18,32,.92);
  display:none;align-items:center;justify-content:center;z-index:2000;padding:30px;
}
.lightbox.open{display:flex;}
.lightbox img{max-width:92vw;max-height:88vh;border-radius:8px;box-shadow:0 20px 60px rgba(0,0,0,.5);}
.lightbox .lb-close,.lightbox .lb-nav{
  position:absolute;background:rgba(255,255,255,.14);color:#fff;border:none;
  width:48px;height:48px;border-radius:50%;font-size:22px;cursor:pointer;
}
.lightbox .lb-close{top:22px;right:22px;}
.lightbox .lb-nav.prev{left:22px;top:50%;transform:translateY(-50%);}
.lightbox .lb-nav.next{right:22px;top:50%;transform:translateY(-50%);}
.lightbox .lb-close:hover,.lightbox .lb-nav:hover{background:var(--primary);}

/* --------- Forms --------- */
.form-control{
  border:1px solid var(--line);border-radius:10px;padding:12px 14px;
}
.form-control:focus{border-color:var(--primary);box-shadow:0 0 0 .2rem rgba(47,158,68,.15);}
.note-box{
  background:#eefaf1;border-left:5px solid var(--primary);
  border-radius:0 12px 12px 0;padding:16px 20px;
}

/* --------- Reveal animation (progressive enhancement) --------- */
/* Content is visible by default; JS adds 'js' to body to enable the fade-in. */
body.js .reveal{opacity:0;transform:translateY(24px);transition:opacity .7s,transform .7s;}
body.js .reveal.in{opacity:1;transform:none;}

/* --------- Breadcrumb --------- */
.breadcrumb-strip{
  background:#fff;border-bottom:1px solid var(--line);padding:16px 0;font-size:.9rem;
}
.breadcrumb-strip a{color:var(--muted);}
.breadcrumb-strip a:hover{color:var(--primary);}

/* --------- Page hero (inner) --------- */
.page-hero{
  position:relative;color:#fff;background-size:cover;background-position:center;padding:96px 0;
}
.page-hero .overlay{position:absolute;inset:0;background:linear-gradient(120deg,rgba(20,32,60,.82),rgba(47,158,68,.6));z-index:1;}
.page-hero .container{position:relative;z-index:2;}

/* --------- Timeline --------- */
.timeline{list-style:none;padding:0;margin:0;position:relative;}
.timeline::before{content:"";position:absolute;left:14px;top:0;bottom:0;width:2px;background:var(--line);}
.timeline li{position:relative;padding-left:48px;padding-bottom:26px;}
.timeline li::before{
  content:"";position:absolute;left:6px;top:4px;width:18px;height:18px;border-radius:50%;
  background:var(--primary);border:4px solid var(--primary-light);
}

/* --------- Photo card for project page --------- */
.photo-card{border-radius:16px;overflow:hidden;box-shadow:var(--shadow-sm);position:relative;}
.photo-card img{width:100%;height:auto;display:block;}
.photo-card .cap{
  position:absolute;left:0;right:0;bottom:0;background:linear-gradient(transparent,rgba(0,0,0,.7));
  color:#fff;padding:28px 16px 12px;font-size:.9rem;
}

/* --------- Misc --------- */
.full-bleed{width:100vw;margin-left:calc(-50vw + 50%);}
.divider{height:1px;background:var(--line);}
.hr-green{width:60px;height:4px;background:var(--primary);border-radius:4px;margin:16px 0;}
.text-muted-2{color:var(--muted)!important;}