/* =========================================================
   QAIRO FUELS PVT. LTD. — Brand Design System (CSS)
   Strictly follows QFPL Brand Guidelines:
   Colours: Leaf #2BA743 | Lime #A7D32B | Sky #2F9CE6
            Forest #185E20 | Beige #F4F1E6 | Charcoal #2D2D2D
   Fonts:   Poppins (headings) / Lato (body)
   ========================================================= */

:root{
  --leaf:#2BA743;
  --lime:#A7D32B;
  --sky:#2F9CE6;
  --forest:#185E20;
  --beige:#F4F1E6;
  --charcoal:#2D2D2D;
  --white:#FFFFFF;

  --font-head:'Poppins', sans-serif;
  --font-body:'Lato', sans-serif;

  --radius-lg:22px;
  --radius-md:14px;
  --radius-sm:8px;

  --shadow-sm:0 4px 14px rgba(24,94,32,0.08);
  --shadow-md:0 10px 30px rgba(24,94,32,0.14);
  --shadow-lg:0 20px 50px rgba(24,94,32,0.18);

  --container:1240px;
  --transition:0.35s cubic-bezier(.4,0,.2,1);
}

*{ box-sizing:border-box; margin:0; padding:0; }
html{ scroll-behavior:smooth; }
body{
  font-family:var(--font-body);
  color:var(--charcoal);
  background:var(--beige);
  line-height:1.7;
  font-size:16px;
  overflow-x:hidden;
}
img{ max-width:100%; display:block; }
img.hd{ image-rendering:auto; }
a{ text-decoration:none; color:inherit; }
ul{ list-style:none; }
button{ font-family:inherit; cursor:pointer; border:none; background:none; }
h1,h2,h3,h4,h5{ font-family:var(--font-head); color:var(--forest); line-height:1.25; font-weight:700; }
.container{ width:100%; max-width:var(--container); margin:0 auto; padding:0 24px; }
section{ padding:90px 0; }
.section-dark{ background:var(--forest); color:var(--beige); }
.section-dark h2, .section-dark h3{ color:var(--white); }
.section-charcoal{ background:var(--charcoal); color:var(--beige); }

/* -------- Eyebrow / Tag -------- */
.eyebrow{
  display:inline-flex; align-items:center; gap:8px;
  font-family:var(--font-head); font-weight:600; font-size:13px;
  letter-spacing:2px; text-transform:uppercase;
  color:var(--leaf); margin-bottom:14px;
}
.eyebrow::before{
  content:""; width:10px; height:10px; border-radius:50%;
  background:var(--sky); display:inline-block;
}
.section-dark .eyebrow, .section-charcoal .eyebrow{ color:var(--lime); }

.section-head{ max-width:720px; margin-bottom:50px; }
.section-head.center{ margin-inline:auto; text-align:center; }
.section-head h2{ font-size:clamp(28px,4vw,40px); margin-bottom:14px; }
.section-head p{ color:#5a5a5a; font-size:17px; }
.section-dark .section-head p, .section-charcoal .section-head p{ color:#d8e8d8; }

/* -------- Buttons -------- */
.btn{
  display:inline-flex; align-items:center; gap:10px;
  font-family:var(--font-head); font-weight:600; font-size:15px;
  padding:15px 30px; border-radius:50px; transition:var(--transition);
  white-space:nowrap;
}
.btn-primary{ background:var(--leaf); color:var(--white); box-shadow:var(--shadow-sm); }
.btn-primary:hover{ background:var(--forest); transform:translateY(-3px); box-shadow:var(--shadow-md); }
.btn-outline{ border:2px solid var(--white); color:var(--white); }
.btn-outline:hover{ background:var(--white); color:var(--forest); transform:translateY(-3px); }
.btn-outline-dark{ border:2px solid var(--forest); color:var(--forest); }
.btn-outline-dark:hover{ background:var(--forest); color:var(--white); transform:translateY(-3px); }
.btn-sky{ background:var(--sky); color:var(--white); }
.btn-sky:hover{ background:var(--forest); transform:translateY(-3px); }

/* =========================================================
   HEADER / NAV
   ========================================================= */
.site-header{
  position:fixed; top:0; left:0; width:100%; z-index:1000;
  background:rgba(244,241,230,0.0);
  transition:var(--transition);
  padding:14px 0;
}
.site-header.scrolled{
  background:rgba(244,241,230,0.97);
  box-shadow:0 4px 20px rgba(0,0,0,0.08);
  padding:10px 0;
  backdrop-filter:blur(8px);
}
.site-header .container{ display:flex; align-items:center; justify-content:space-between; }
.brand-logo{ display:flex; align-items:center; gap:10px; }
.brand-logo img{ height:72px; width:auto; max-width:220px; object-fit:contain; transition:var(--transition); }
.site-header.scrolled .brand-logo img{ height:58px; }
.brand-logo .logo-dark{ display:block; }
.brand-logo .logo-light{ display:none; }
body.home-page .site-header:not(.scrolled) .logo-dark{ display:none; }
body.home-page .site-header:not(.scrolled) .logo-light{ display:block; }

.main-nav{ display:flex; align-items:center; gap:38px; }
.main-nav a{
  font-family:var(--font-head); font-weight:600; font-size:15px;
  color:var(--forest); position:relative; padding:6px 0;
  transition:var(--transition);
}
body.home-page .site-header:not(.scrolled) .main-nav a{ color:var(--white); }
.main-nav a.active, .main-nav a:hover{ color:var(--leaf); }
body.home-page .site-header:not(.scrolled) .main-nav a:hover,
body.home-page .site-header:not(.scrolled) .main-nav a.active{ color:var(--lime); }
.main-nav a::after{
  content:""; position:absolute; left:0; bottom:-4px; height:2px; width:0;
  background:var(--leaf); transition:var(--transition);
}
.main-nav a:hover::after, .main-nav a.active::after{ width:100%; }

.header-cta{ display:flex; align-items:center; gap:18px; }
.header-cta .btn{ padding:12px 24px; font-size:14px; }

.nav-toggle{
  display:none; flex-direction:column; gap:5px; width:30px; z-index:1100;
}
.nav-toggle span{ height:3px; width:100%; background:var(--forest); border-radius:2px; transition:var(--transition); }
body.home-page .site-header:not(.scrolled) .nav-toggle span{ background:var(--white); }

@media (max-width:980px){
  .main-nav{
    position:fixed; top:0; right:0; height:100vh; width:min(78vw,340px);
    background:var(--forest); flex-direction:column; justify-content:center;
    align-items:flex-start; padding:40px; gap:28px;
    transform:translateX(100%); transition:transform var(--transition);
    box-shadow:-10px 0 40px rgba(0,0,0,0.25);
  }
  .main-nav.open{ transform:translateX(0); }
  .main-nav a{ color:var(--white) !important; font-size:19px; }
  .nav-toggle{ display:flex; }
  .header-cta .btn-outline-dark, body.home-page .header-cta .btn-outline{ display:none; }
}

/* =========================================================
   HOME HERO SLIDER
   ========================================================= */
.hero-slider{
  position:relative; height:100vh; min-height:620px; overflow:hidden;
  background:var(--forest);
}
.hero-slide{
  position:absolute; inset:0; opacity:0; transition:opacity 1.1s ease;
  z-index:1;
}
.hero-slide.active{ opacity:1; z-index:2; }
.hero-slide img{
  width:100%; height:100%; object-fit:cover; object-position:center;
  filter:brightness(0.6) saturate(1.05);
}
.hero-slide .hero-overlay{
  position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(24,94,32,0.35) 0%, rgba(24,94,32,0.55) 55%, rgba(45,45,45,0.75) 100%);
}
.hero-content{
  position:absolute; left:0; bottom:14%; z-index:5; width:100%;
  color:var(--white);
}
.hero-content .container{ max-width:900px; }
.hero-tag{
  display:inline-block; font-family:var(--font-head); font-weight:600;
  letter-spacing:2px; text-transform:uppercase; font-size:13px;
  background:rgba(167,211,43,0.18); border:1px solid var(--lime);
  color:var(--lime); padding:8px 18px; border-radius:50px; margin-bottom:22px;
}
.hero-content h1{
  color:var(--white); font-size:clamp(34px,5.4vw,64px); margin-bottom:18px;
  text-shadow:0 4px 24px rgba(0,0,0,0.35);
}
.hero-content h1 span{ color:var(--lime); }
.hero-content p{ font-size:18px; max-width:600px; margin-bottom:34px; color:#f0f3e8; }
.hero-actions{ display:flex; gap:18px; flex-wrap:wrap; }

.hero-nav-dots{
  position:absolute; bottom:38px; right:40px; z-index:6; display:flex; gap:10px;
}
.hero-nav-dots button{
  width:12px; height:12px; border-radius:50%; background:rgba(255,255,255,0.4);
  transition:var(--transition);
}
.hero-nav-dots button.active{ background:var(--lime); width:34px; border-radius:8px; }

.hero-arrows{ position:absolute; bottom:38px; left:40px; z-index:6; display:flex; gap:12px; }
.hero-arrows button{
  width:46px; height:46px; border-radius:50%; border:1.5px solid rgba(255,255,255,0.55);
  color:var(--white); font-size:18px; display:flex; align-items:center; justify-content:center;
  transition:var(--transition);
}
.hero-arrows button:hover{ background:var(--lime); color:var(--forest); border-color:var(--lime); }

.hero-scroll{
  position:absolute; bottom:38px; left:50%; transform:translateX(-50%); z-index:6;
  color:var(--white); display:flex; flex-direction:column; align-items:center; gap:8px;
  font-size:12px; letter-spacing:2px; text-transform:uppercase; font-family:var(--font-head);
  opacity:0.85;
}
.hero-scroll .scroll-line{ width:2px; height:40px; background:linear-gradient(var(--lime),transparent); animation:scrollDown 1.8s infinite; }
@keyframes scrollDown{ 0%{opacity:1;} 100%{opacity:0; transform:translateY(14px);} }

@media (max-width:720px){
  .hero-arrows{ display:none; }
  .hero-nav-dots{ right:50%; transform:translateX(50%); bottom:22px; }
  .hero-content{ bottom:16%; }
}

/* =========================================================
   STATS STRIP
   ========================================================= */
.stats-strip{
  background:var(--forest); padding:50px 0; position:relative; overflow:hidden;
}
.stats-strip::before{
  content:""; position:absolute; top:-80px; right:-80px; width:260px; height:260px;
  border:40px solid rgba(167,211,43,0.08); border-radius:50%;
}
.stats-grid{
  display:grid; grid-template-columns:repeat(4,1fr); gap:30px; position:relative; z-index:2;
}
.stat-item{ text-align:center; color:var(--white); }
.stat-item .num{
  font-family:var(--font-head); font-weight:700; font-size:clamp(30px,4vw,46px);
  color:var(--lime); display:block;
}
.stat-item .label{ font-size:14px; letter-spacing:1px; color:#dfe9d8; margin-top:6px; }
@media (max-width:860px){ .stats-grid{ grid-template-columns:repeat(2,1fr); } }

/* =========================================================
   ABOUT SECTION
   ========================================================= */
.about-grid{
  display:grid; grid-template-columns:1fr 1fr; gap:70px; align-items:center;
}
.about-media{ position:relative; }
.about-media .img-main{
  border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-lg);
  aspect-ratio:4/3.1;
}
.about-media .img-main img{ width:100%; height:100%; object-fit:cover; }
.about-badge{
  position:absolute; bottom:-30px; left:-30px; background:var(--leaf); color:var(--white);
  padding:22px 26px; border-radius:var(--radius-md); box-shadow:var(--shadow-md);
  font-family:var(--font-head); text-align:center;
}
.about-badge .big{ font-size:34px; font-weight:700; display:block; color:var(--white); }
.about-badge .small{ font-size:12px; letter-spacing:1px; text-transform:uppercase; }

.about-text .pillars{ display:grid; grid-template-columns:1fr 1fr; gap:20px; margin-top:30px; }
.pillar-card{
  background:var(--white); border-radius:var(--radius-md); padding:22px;
  border-left:4px solid var(--leaf); box-shadow:var(--shadow-sm); transition:var(--transition);
}
.pillar-card:hover{ transform:translateY(-6px); box-shadow:var(--shadow-md); border-color:var(--sky); }
.pillar-card h4{ font-size:16px; margin-bottom:6px; }
.pillar-card p{ font-size:14px; color:#555; }

@media (max-width:960px){
  .about-grid{ grid-template-columns:1fr; gap:40px; }
  .about-media{ margin-bottom:10px; }
  .about-badge{ left:16px; bottom:-24px; }
}

/* =========================================================
   WHY CHOOSE / PILLARS (icons)
   ========================================================= */
.icon-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:28px; }
.icon-card{
  background:var(--white); border-radius:var(--radius-lg); padding:34px 26px;
  text-align:center; box-shadow:var(--shadow-sm); transition:var(--transition);
  position:relative; overflow:hidden;
}
.icon-card::after{
  content:""; position:absolute; inset:0; background:linear-gradient(135deg,var(--leaf),var(--sky));
  opacity:0; transition:var(--transition); z-index:0;
}
.icon-card:hover{ transform:translateY(-10px); box-shadow:var(--shadow-lg); }
.icon-card .icon-wrap{
  width:72px; height:72px; margin:0 auto 20px; border-radius:50%;
  background:var(--beige); display:flex; align-items:center; justify-content:center;
  position:relative; z-index:1;
}
.icon-card svg{ width:34px; height:34px; stroke:var(--leaf); fill:none; stroke-width:1.8; }
.icon-card h4{ font-size:17px; margin-bottom:8px; position:relative; z-index:1; }
.icon-card p{ font-size:14px; color:#5a5a5a; position:relative; z-index:1; }
@media (max-width:960px){ .icon-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:560px){ .icon-grid{ grid-template-columns:1fr; } }

/* =========================================================
   PROCESS FLOW (From Residue to Energy)
   ========================================================= */
.process-flow{ display:flex; align-items:flex-start; justify-content:space-between; gap:0; position:relative; }
.process-flow::before{
  content:""; position:absolute; top:34px; left:8%; right:8%; height:3px;
  background:repeating-linear-gradient(90deg,var(--leaf) 0 14px,transparent 14px 24px);
  z-index:0;
}
.process-step{ flex:1; text-align:center; position:relative; z-index:1; padding:0 16px; }
.process-step .step-circle{
  width:68px; height:68px; border-radius:50%; background:var(--forest); color:var(--white);
  display:flex; align-items:center; justify-content:center; margin:0 auto 20px;
  font-family:var(--font-head); font-weight:700; font-size:24px; box-shadow:var(--shadow-md);
  border:4px solid var(--lime);
}
.process-step h4{ font-size:17px; margin-bottom:8px; }
.process-step p{ font-size:14px; color:#5a5a5a; }
@media (max-width:860px){
  .process-flow{ flex-direction:column; gap:40px; }
  .process-flow::before{ display:none; }
}

/* =========================================================
   PRODUCTS
   ========================================================= */
.tabs-nav{ display:flex; justify-content:center; gap:14px; flex-wrap:wrap; margin-bottom:46px; }
.tab-btn{
  font-family:var(--font-head); font-weight:600; font-size:14px; letter-spacing:0.5px;
  padding:12px 26px; border-radius:50px; background:var(--white); color:var(--forest);
  border:2px solid transparent; box-shadow:var(--shadow-sm); transition:var(--transition);
}
.tab-btn.active, .tab-btn:hover{ background:var(--leaf); color:var(--white); }

.product-grid{ display:grid; grid-template-columns:repeat(3,1fr); gap:30px; }
.product-card{
  background:var(--white); border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-sm);
  transition:var(--transition); display:flex; flex-direction:column;
}
.product-card:hover{ transform:translateY(-10px); box-shadow:var(--shadow-lg); }
.product-media{ aspect-ratio:4/3; overflow:hidden; position:relative; }
.product-media img{ width:100%; height:100%; object-fit:cover; transition:transform 0.6s ease; }
.product-card:hover .product-media img{ transform:scale(1.08); }
.product-tag{
  position:absolute; top:16px; left:16px; background:var(--sky); color:var(--white);
  font-family:var(--font-head); font-size:12px; font-weight:600; padding:6px 14px; border-radius:50px;
}
.product-body{ padding:26px; flex:1; display:flex; flex-direction:column; }
.product-body h4{ font-size:19px; margin-bottom:10px; }
.product-body p{ font-size:14px; color:#5a5a5a; flex:1; margin-bottom:16px; }
.product-specs{ display:flex; gap:10px; flex-wrap:wrap; margin-bottom:16px; }
.product-specs span{
  font-size:12px; background:var(--beige); color:var(--forest); padding:5px 12px; border-radius:50px;
  font-family:var(--font-head); font-weight:600;
}
.product-link{ font-family:var(--font-head); font-weight:600; color:var(--leaf); font-size:14px; display:inline-flex; align-items:center; gap:6px; }
.product-link:hover{ color:var(--forest); gap:10px; }

@media (max-width:960px){ .product-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:620px){ .product-grid{ grid-template-columns:1fr; } }

/* =========================================================
   MEDIA TABS (Photos / Videos) — shared across Gallery page
   ========================================================= */
.media-panel{ display:none; }
.media-panel.active{ display:block; animation:fadeUp 0.5s ease; }
@keyframes fadeUp{ from{opacity:0; transform:translateY(14px);} to{opacity:1; transform:translateY(0);} }

/* Photo masonry grid */
.photo-grid{
  display:grid; grid-template-columns:repeat(4,1fr); grid-auto-rows:220px; gap:18px;
}
.photo-item{
  position:relative; overflow:hidden; border-radius:var(--radius-md); cursor:pointer; box-shadow:var(--shadow-sm);
}
.photo-item img{ width:100%; height:100%; object-fit:cover; transition:transform 0.6s ease; }
.photo-item:hover img{ transform:scale(1.1); }
.photo-item .photo-caption{
  position:absolute; inset:auto 0 0 0; padding:16px; color:var(--white);
  background:linear-gradient(180deg,transparent, rgba(24,94,32,0.85));
  font-family:var(--font-head); font-weight:600; font-size:14px; opacity:0; transform:translateY(10px);
  transition:var(--transition);
}
.photo-item:hover .photo-caption{ opacity:1; transform:translateY(0); }
.photo-item.big{ grid-column:span 2; grid-row:span 2; }
@media (max-width:960px){ .photo-grid{ grid-template-columns:repeat(2,1fr); } .photo-item.big{ grid-column:span 2; grid-row:span 1; } }
@media (max-width:560px){ .photo-grid{ grid-template-columns:1fr; grid-auto-rows:240px;} .photo-item.big{ grid-column:span 1; } }

/* Lightbox */
.lightbox{
  position:fixed; inset:0; background:rgba(24,24,24,0.92); z-index:3000; display:none;
  align-items:center; justify-content:center; padding:40px;
}
.lightbox.open{ display:flex; }
.lightbox img{ max-width:92vw; max-height:86vh; border-radius:12px; box-shadow:0 20px 60px rgba(0,0,0,0.5); }
.lightbox-close{
  position:absolute; top:28px; right:38px; width:48px; height:48px; border-radius:50%;
  background:rgba(255,255,255,0.12); color:var(--white); font-size:22px; display:flex;
  align-items:center; justify-content:center; transition:var(--transition);
}
.lightbox-close:hover{ background:var(--lime); color:var(--forest); }
.lightbox-nav{
  position:absolute; top:50%; transform:translateY(-50%); width:52px; height:52px; border-radius:50%;
  background:rgba(255,255,255,0.12); color:var(--white); font-size:22px; display:flex;
  align-items:center; justify-content:center; transition:var(--transition);
}
.lightbox-nav:hover{ background:var(--lime); color:var(--forest); }
.lightbox-nav.prev{ left:30px; } .lightbox-nav.next{ right:30px; }
.lightbox-caption{
  position:absolute; bottom:30px; left:50%; transform:translateX(-50%); color:var(--white);
  font-family:var(--font-head); font-size:14px; letter-spacing:1px; text-align:center;
}

/* =========================================================
   CTA BANNER
   ========================================================= */
.cta-banner{
  background:linear-gradient(120deg,var(--forest),var(--leaf));
  border-radius:var(--radius-lg); padding:60px; display:flex; align-items:center;
  justify-content:space-between; gap:40px; flex-wrap:wrap; color:var(--white); position:relative; overflow:hidden;
}
.cta-banner::before{
  content:""; position:absolute; right:-60px; top:-60px; width:220px; height:220px; border-radius:50%;
  background:rgba(255,255,255,0.08);
}
.cta-banner h3{ color:var(--white); font-size:clamp(22px,3vw,32px); max-width:560px; }
.cta-banner p{ color:#eaf5e5; margin-top:10px; max-width:500px; }

/* =========================================================
   CONTACT
   ========================================================= */
.contact-grid{ display:grid; grid-template-columns:0.9fr 1.1fr; gap:60px; }
.contact-info-card{
  background:var(--forest); color:var(--white); border-radius:var(--radius-lg); padding:44px; height:100%;
}
.contact-info-card h3{ color:var(--white); margin-bottom:20px; }
.contact-info-item{ display:flex; gap:16px; align-items:flex-start; margin-bottom:26px; }
.contact-info-item .ic{
  width:46px; height:46px; border-radius:50%; background:rgba(167,211,43,0.18); border:1px solid var(--lime);
  display:flex; align-items:center; justify-content:center; flex-shrink:0;
}
.contact-info-item svg{ width:20px; height:20px; stroke:var(--lime); fill:none; stroke-width:2; }
.contact-info-item h5{ color:var(--white); font-size:15px; margin-bottom:4px; font-family:var(--font-head); }
.contact-info-item p, .contact-info-item a{ font-size:14px; color:#dfe9d8; }
.social-row{ display:flex; gap:12px; margin-top:30px; }
.social-row a{
  width:40px; height:40px; border-radius:50%; border:1px solid rgba(255,255,255,0.3);
  display:flex; align-items:center; justify-content:center; transition:var(--transition);
}
.social-row a:hover{ background:var(--lime); border-color:var(--lime); }
.social-row svg{ width:17px; height:17px; stroke:var(--white); fill:none; stroke-width:2; }
.social-row a:hover svg{ stroke:var(--forest); }

.contact-form-card{ background:var(--white); border-radius:var(--radius-lg); padding:44px; box-shadow:var(--shadow-md); }
.form-row{ display:grid; grid-template-columns:1fr 1fr; gap:20px; margin-bottom:20px; }
.form-group{ display:flex; flex-direction:column; gap:8px; }
.form-group label{ font-size:13px; font-family:var(--font-head); font-weight:600; color:var(--forest); }
.form-group input, .form-group select, .form-group textarea{
  border:1.5px solid #e2ddc9; border-radius:var(--radius-sm); padding:13px 16px; font-family:var(--font-body);
  font-size:14px; background:var(--beige); transition:var(--transition); color:var(--charcoal);
}
.form-group input:focus, .form-group select:focus, .form-group textarea:focus{
  outline:none; border-color:var(--leaf); background:var(--white);
}
.form-group.full{ grid-column:1/-1; }
.form-note{ font-size:12px; color:#777; margin-top:14px; }

@media (max-width:960px){
  .contact-grid{ grid-template-columns:1fr; }
  .form-row{ grid-template-columns:1fr; }
}

/* =========================================================
   MAP
   ========================================================= */
.map-wrap{ border-radius:var(--radius-lg); overflow:hidden; box-shadow:var(--shadow-md); margin-top:60px; }
.map-wrap iframe{ width:100%; height:420px; border:0; display:block; }

/* =========================================================
   PAGE BANNERS (inner pages)
   ========================================================= */
.page-banner{
  position:relative; height:46vh; min-height:320px; display:flex; align-items:center;
  margin-top:0; overflow:hidden;
}
.page-banner img{ position:absolute; inset:0; width:100%; height:100%; object-fit:cover; filter:brightness(0.55); }
.page-banner .overlay{ position:absolute; inset:0; background:linear-gradient(180deg,rgba(24,94,32,0.4),rgba(45,45,45,0.75)); }
.page-banner .container{ position:relative; z-index:2; color:var(--white); }
.breadcrumb{ font-family:var(--font-head); font-size:13px; letter-spacing:1px; margin-bottom:10px; color:var(--lime); }
.page-banner h1{ color:var(--white); font-size:clamp(30px,5vw,50px); }

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer{ background:var(--charcoal); color:#cfcfcf; padding:80px 0 0; }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1.2fr; gap:50px; padding-bottom:60px; }
.footer-brand img{ height:44px; margin-bottom:18px; }
.footer-brand p{ font-size:14px; color:#b7b7b7; max-width:300px; }
.footer-col h5{ color:var(--white); font-family:var(--font-head); font-size:16px; margin-bottom:22px; }
.footer-col ul li{ margin-bottom:12px; }
.footer-col ul li a{ font-size:14px; color:#b7b7b7; transition:var(--transition); }
.footer-col ul li a:hover{ color:var(--lime); padding-left:4px; }
.footer-contact li{ display:flex; gap:10px; font-size:14px; margin-bottom:14px; align-items:flex-start; }
.footer-contact svg{ width:16px; height:16px; stroke:var(--lime); fill:none; stroke-width:2; margin-top:3px; flex-shrink:0; }
.footer-bottom{
  border-top:1px solid rgba(255,255,255,0.08); padding:22px 0; display:flex; justify-content:space-between;
  align-items:center; flex-wrap:wrap; gap:10px; font-size:13px; color:#8f8f8f;
}
.footer-bottom .credit a{ color:var(--lime); }
@media (max-width:960px){ .footer-grid{ grid-template-columns:1fr 1fr; } }
@media (max-width:560px){ .footer-grid{ grid-template-columns:1fr; } }

/* =========================================================
   UTILS / ANIMATIONS
   ========================================================= */
.reveal{ opacity:0; transform:translateY(30px); transition:opacity 0.8s ease, transform 0.8s ease; }
.reveal.in-view{ opacity:1; transform:translateY(0); }

.back-to-top{
  position:fixed; bottom:30px; right:30px; width:50px; height:50px; border-radius:50%;
  background:var(--leaf); color:var(--white); display:flex; align-items:center; justify-content:center;
  box-shadow:var(--shadow-md); z-index:900; opacity:0; pointer-events:none; transition:var(--transition);
}
.back-to-top.show{ opacity:1; pointer-events:auto; }
.back-to-top:hover{ background:var(--forest); transform:translateY(-4px); }

/* Loading / lazy image shimmer (keeps perceived quality high, avoids blurry placeholder look) */
img[loading="lazy"]{ background:var(--beige); }

/* Page intro padding fix (fixed header offset) */
main{ padding-top:0; }