:root{
  --navy:#0B3B60;
  --navy-dark:#082A47;
  --navy-deeper:#051D33;
  --orange:#FF7A00;
  --orange-light:#FFC24B;
  --green:#2E7D32;
  --bg:#F7F9FB;
  --text:#16232E;
  --muted:#5A6B78;
  --white:#FFFFFF;
  --border:#E3E9EE;
  --radius:14px;
  --shadow:0 4px 20px rgba(11,59,96,0.08);
  --shadow-lg:0 20px 45px rgba(8,42,71,0.14);
  --font-head:'Poppins','Segoe UI',Arial,sans-serif;
  --font-body:'Inter','Segoe UI',Arial,sans-serif;
}
*{box-sizing:border-box;margin:0;padding:0;}
html{scroll-behavior:smooth;}
body{
  font-family:var(--font-body);
  color:var(--text);
  background:var(--bg);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
a{text-decoration:none;color:inherit;}
img,svg{max-width:100%;display:block;}
ul{list-style:none;}
.container{max-width:1180px;margin:0 auto;padding:0 24px;}
.section{padding:88px 0;}
.section-alt{background:var(--white);}
.tag{
  display:inline-flex;align-items:center;gap:6px;background:rgba(255,122,0,0.1);color:var(--orange);
  font-weight:700;font-size:14px;letter-spacing:1px;text-transform:uppercase;
  padding:8px 16px;border-radius:999px;margin-bottom:16px;
}
.tag:before{content:"";width:6px;height:6px;border-radius:50%;background:var(--orange);display:inline-block;}
h1,h2,h3,h4{font-family:var(--font-head);font-weight:700;color:var(--navy);line-height:1.2;letter-spacing:-0.01em;}
h1{font-size:clamp(2.1rem,4vw,2.9rem);}
h2{font-size:clamp(1.7rem,3.2vw,2.3rem);margin-bottom:14px;}
h3{font-size:1.25rem;}
p{color:var(--muted);}
.center{text-align:center;}
.grid{display:grid;gap:28px;}
.grid-2{grid-template-columns:repeat(2,1fr);}
.grid-3{grid-template-columns:repeat(3,1fr);}
.grid-4{grid-template-columns:repeat(4,1fr);}

/* Scroll reveal */
.reveal{opacity:0;transform:translateY(22px);transition:opacity .7s cubic-bezier(.2,.7,.2,1),transform .7s cubic-bezier(.2,.7,.2,1);}
.reveal.is-visible{opacity:1;transform:translateY(0);}

/* Buttons */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:14px 30px;border-radius:9px;font-weight:600;font-size:15px;
  border:none;cursor:pointer;transition:.25s cubic-bezier(.2,.7,.2,1);
  font-family:var(--font-body);letter-spacing:.1px;
}
.btn-primary{background:linear-gradient(135deg,var(--orange-light),var(--orange));color:#fff;box-shadow:0 6px 18px rgba(255,122,0,0.28);}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 12px 28px rgba(255,122,0,0.38);}
.btn-outline{background:transparent;border:1.5px solid var(--navy);color:var(--navy);}
.btn-outline:hover{background:var(--navy);color:#fff;transform:translateY(-2px);}
.btn-block{width:100%;}
.hero-cta{display:flex;gap:10px;flex-wrap:wrap;}

/* Header */
header{
  position:sticky;top:0;z-index:100;background:rgba(255,255,255,0.9);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--border);
  transition:box-shadow .25s ease, background .25s ease;
}
header.scrolled{box-shadow:0 6px 24px rgba(11,59,96,0.08);background:rgba(255,255,255,0.98);}
.nav-wrap{display:flex;align-items:center;justify-content:space-between;padding:14px 24px;max-width:1180px;margin:0 auto;}
.logo-img{height:76px;display:block;}
.brand-lockup{display:flex;align-items:center;gap:14px;text-decoration:none;}
.brand-word{font-family:var(--font-head);font-weight:800;color:var(--navy);font-size:30px;line-height:1.05;letter-spacing:-.02em;white-space:nowrap;}
.brand-word b{display:block;font-size:11.5px;font-weight:700;color:var(--orange);letter-spacing:.16em;text-transform:uppercase;margin-top:2px;}
.brand-word .brand-sub{display:block;font-size:10.5px;font-weight:700;color:var(--muted);letter-spacing:.14em;text-transform:uppercase;margin-top:1px;}
.footer-logo-row{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.footer-logo-chip{background:#fff;border-radius:10px;padding:5px 9px;display:inline-flex;align-items:center;line-height:0;flex-shrink:0;}
.footer-brand-word{color:#fff;}
.footer-brand-word b{color:var(--orange-light);}
.footer-brand-word .brand-sub{color:rgba(255,255,255,0.55);}
nav ul{display:flex;gap:24px;align-items:center;}
nav a{font-weight:600;color:var(--navy);font-size:14.5px;position:relative;padding:4px 0;}
nav a:not(.nav-cta):after{content:"";position:absolute;left:0;bottom:-2px;width:0;height:2px;background:var(--orange);transition:width .25s ease;}
nav a.active:not(.nav-cta):after,nav a:not(.nav-cta):hover:after{width:100%;}
nav a.active,nav a:hover{color:var(--orange);}
.nav-cta{background:linear-gradient(135deg,var(--navy),var(--navy-dark));color:#fff!important;padding:11px 22px;border-radius:8px;box-shadow:0 6px 16px rgba(11,59,96,0.25);transition:.25s ease;}
.nav-cta:hover{transform:translateY(-2px);box-shadow:0 10px 22px rgba(11,59,96,0.35);}
.hamburger{display:none;font-size:26px;background:none;border:none;color:var(--navy);cursor:pointer;}

/* Hero — fixed text panel over a rotating full-bleed photo background.
   Photos crossfade on a timer; the headline/copy never changes. */
.product-hero{position:relative;overflow:hidden;min-height:480px;background:var(--navy);display:flex;align-items:center;}
.product-slide{
  position:absolute;inset:0;opacity:0;
  background-size:cover;background-position:center;
  transition:opacity 1.6s ease-in-out;
  will-change:opacity;
}
.product-slide.is-active{opacity:1;}
@media (prefers-reduced-motion: reduce){
  .product-slide{transition:none;}
}
.product-slide-scrim{
  position:absolute;inset:0;pointer-events:none;
  background:linear-gradient(90deg, rgba(6,15,28,0.85) 0%, rgba(6,15,28,0.72) 45%, rgba(6,15,28,0.28) 75%, rgba(6,15,28,0.05) 92%);
}
.product-hero .container{position:relative;z-index:1;margin-left:0;padding-left:56px;min-width:0;max-width:100%;}
.slide-panel{max-width:760px;}
.product-hero h1{color:#fff;font-size:clamp(2.2rem,4.6vw,3.75rem);font-weight:800;letter-spacing:-0.02em;line-height:1.12;margin-top:14px;}
.product-hero p{color:rgba(255,255,255,0.85);font-size:clamp(1rem,1.3vw,1.15rem);line-height:1.6;margin:16px 0 22px;max-width:620px;}
.hero-steps{display:flex;flex-wrap:wrap;gap:20px 26px;margin:18px 0 24px;}
.hero-step{display:flex;align-items:center;gap:10px;color:#fff;font-size:14px;font-weight:600;white-space:nowrap;}
.hero-step-num{display:flex;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;border:1.5px solid var(--orange-light);color:var(--orange-light);font-family:var(--font-head);font-weight:800;font-size:12.5px;flex-shrink:0;}
.slide-stat-row{display:flex;gap:10px;margin-bottom:26px;border-top:1px solid rgba(255,255,255,0.2);padding-top:20px;}
.slide-stat-row div{flex:1;min-width:0;}
.slide-stat-row strong{display:block;font-family:var(--font-head);font-size:1.3rem;color:#fff;white-space:nowrap;}
.slide-stat-row span{font-size:11.5px;color:#AFC2CF;text-transform:uppercase;letter-spacing:.2px;white-space:normal;display:block;margin-top:2px;}
.slide-cta{display:flex;gap:14px;flex-wrap:wrap;}
.slide-cta .btn{padding:14px 26px;font-size:15px;}
@media (max-width:760px){
  .product-hero{min-height:540px;}
  .product-hero .container{padding-left:20px;padding-right:20px;}
  .slide-panel{max-width:100%;box-sizing:border-box;}
  .slide-stat-row{flex-wrap:wrap;gap:12px 6px;}
  .slide-stat-row div{flex:1 1 30%;min-width:80px;}
  .slide-stat-row strong,.slide-stat-row span{white-space:normal;}
}

/* Cards */
.card{
  background:#fff;border:1px solid var(--border);border-radius:var(--radius);
  padding:30px;box-shadow:var(--shadow);transition:.3s cubic-bezier(.2,.7,.2,1);
  position:relative;overflow:hidden;
}
.card:before{content:"";position:absolute;top:0;left:0;right:0;height:3px;background:linear-gradient(90deg,var(--orange-light),var(--orange));transform:scaleX(0);transform-origin:left;transition:transform .3s ease;}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);}
.card:hover:before{transform:scaleX(1);}
.icon-circle{
  width:56px;height:56px;border-radius:14px;background:linear-gradient(135deg,rgba(255,194,75,0.18),rgba(255,122,0,0.12));
  display:flex;align-items:center;justify-content:center;margin-bottom:18px;color:var(--orange);
}
.icon-circle svg{width:26px;height:26px;}

/* Product cards */
.product-card{background:#fff;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.3s cubic-bezier(.2,.7,.2,1);}
.product-card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg);}
.product-img{height:150px;background:linear-gradient(135deg,#0B3B60,#1A5079);display:flex;align-items:center;justify-content:center;position:relative;overflow:hidden;}
.product-img:before{content:"";position:absolute;inset:0;background-image:linear-gradient(rgba(255,255,255,.07) 1px, transparent 1px),linear-gradient(90deg, rgba(255,255,255,.07) 1px, transparent 1px);background-size:20px 20px;}
.product-img svg{width:48px;height:48px;color:var(--orange-light);position:relative;z-index:1;}
.product-img.has-photo{background-size:cover;background-position:center;}
.product-img.has-photo:before{display:none;}
.product-body{padding:24px;}
.product-body h3{margin-bottom:6px;}
.badge{display:inline-block;font-size:11px;font-weight:700;letter-spacing:.3px;padding:5px 11px;border-radius:6px;background:var(--navy);color:#fff;margin-bottom:12px;}
.badge.orange{background:var(--orange);}
.badge.green{background:var(--green);}
.spec-table{width:100%;margin-top:14px;font-size:13.5px;}
.product-body .add-to-quote{margin-top:16px;padding:10px 16px;font-size:13px;}
.spec-table td{padding:6px 0;border-bottom:1px dashed var(--border);color:var(--muted);}
.spec-table td:last-child{text-align:right;font-weight:600;color:var(--text);}

.table-scroll{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;}
table.data-table{width:100%;min-width:560px;border-collapse:collapse;background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);}
table.data-table th{background:linear-gradient(135deg,var(--navy),var(--navy-dark));color:#fff;text-align:left;padding:15px 18px;font-size:12.5px;text-transform:uppercase;letter-spacing:.6px;font-weight:600;}
table.data-table td{padding:15px 18px;border-bottom:1px solid var(--border);font-size:14.5px;}
table.data-table tr:last-child td{border-bottom:none;}
table.data-table tr:hover td{background:#FAFCFE;}

/* Forms */
.form-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);padding:34px;border:1px solid var(--border);}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin-bottom:16px;}
.field{display:flex;flex-direction:column;gap:7px;margin-bottom:16px;}
.field label{font-size:13px;font-weight:600;color:var(--navy);}
.field input,.field select,.field textarea{
  padding:13px 15px;border:1.5px solid var(--border);border-radius:9px;font-size:14.5px;
  font-family:inherit;background:#FAFCFE;transition:.2s ease;
}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 4px rgba(255,122,0,0.12);}
.field-error{display:none;color:#C0392B;font-size:12.5px;margin-top:-2px;}
.field.has-error input,.field.has-error select,.field.has-error textarea{border-color:#C0392B;background:#FDF3F2;}
.field.has-error .field-error{display:block;}
.form-note{font-size:12.5px;color:var(--muted);margin-top:10px;}
.success-box{background:#EAF6EC;border:1px solid #BFE3C4;color:#245C2A;padding:16px 18px;border-radius:9px;font-weight:600;display:none;}

/* Calculator */
.calc-wrap{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:start;}
.calc-result{background:linear-gradient(155deg,var(--navy),var(--navy-deeper));color:#fff;border-radius:var(--radius);padding:32px;box-shadow:var(--shadow-lg);}
.calc-result h3{color:#fff;}
.result-row{display:flex;justify-content:space-between;padding:12px 0;border-bottom:1px solid rgba(255,255,255,0.13);font-size:14.5px;}
.result-row.total{font-size:1.25rem;font-weight:800;color:var(--orange-light);border-bottom:none;padding-top:18px;font-family:var(--font-head);}
.result-row span:first-child{color:#CBD9E3;}
.slider-value{font-weight:700;color:var(--orange);}
input[type=range]{width:100%;accent-color:var(--orange);}

/* Steps */
.steps{display:grid;grid-template-columns:repeat(4,1fr);gap:28px;}
.step-num{font-family:var(--font-head);font-size:2.4rem;font-weight:800;background:linear-gradient(135deg,var(--orange-light),var(--orange));-webkit-background-clip:text;background-clip:text;color:transparent;opacity:.55;}

/* Testimonials */
.testimonial-quote{font-size:1.6rem;color:var(--orange-light);font-family:var(--font-head);line-height:.5;display:block;margin-bottom:8px;}
.testimonial-author{display:flex;align-items:center;gap:12px;margin-top:18px;}
.avatar-circle{width:38px;height:38px;border-radius:50%;background:linear-gradient(135deg,var(--navy),var(--navy-dark));color:#fff;display:flex;align-items:center;justify-content:center;font-weight:700;font-size:13px;font-family:var(--font-head);flex-shrink:0;}

/* Footer */
footer{background:linear-gradient(180deg,var(--navy-dark),var(--navy-deeper));color:#CBD9E3;padding:60px 0 22px;}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;margin-bottom:44px;}
footer h4{color:#fff;margin-bottom:16px;font-size:14.5px;font-family:var(--font-head);}
footer a{color:#AFC2CF;font-size:14px;display:block;margin-bottom:11px;transition:.2s ease;}
footer a:hover{color:var(--orange-light);transform:translateX(2px);}
.footer-bottom{border-top:1px solid rgba(255,255,255,0.08);padding-top:22px;text-align:center;font-size:13px;color:#7E96A6;line-height:1.8;}

/* Page hero (inner pages) */
.page-hero{
  background-size:cover;background-position:center;
  color:#fff;padding:96px 0 84px;text-align:center;position:relative;overflow:hidden;
}
.page-hero-scrim{
  position:absolute;inset:0;pointer-events:none;
  background:
    radial-gradient(ellipse 700px 420px at 88% 0%, rgba(255,196,75,0.32), transparent 60%),
    linear-gradient(0deg, rgba(8,20,35,0.42) 0%, rgba(8,20,35,0.22) 100%);
}
.page-hero .container{position:relative;z-index:1;}
.page-hero-panel{
  display:inline-block;max-width:620px;
  background:rgba(12,10,8,0.5);border:1px solid rgba(255,255,255,0.14);
  border-radius:20px;padding:28px 36px;backdrop-filter:blur(8px);
  box-shadow:0 20px 50px rgba(0,0,0,0.25);
}
.page-hero h1{color:#fff;}
.page-hero p{color:#E7ECEF;max-width:560px;margin:12px auto 0;}
@media (max-width:640px){
  .page-hero{padding:76px 0 64px;}
  .page-hero-panel{padding:22px 22px;}
}

.two-col{display:grid;grid-template-columns:1fr 1fr;gap:52px;align-items:center;}

/* PM Surya Ghar scheme spotlight — rotating fact carousel + official PM photo */
.scheme-slider{position:relative;min-height:190px;}
.scheme-slide{position:absolute;inset:0;opacity:0;transition:opacity .6s ease;pointer-events:none;}
.scheme-slide.is-active{opacity:1;pointer-events:auto;}
.pm-photo-card{position:relative;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow-lg);border:3px solid var(--green);max-width:300px;margin:0 auto;}
.pm-photo-card img{width:100%;height:360px;object-fit:cover;object-position:top center;display:block;}
.pm-photo-caption{position:absolute;left:0;right:0;bottom:0;background:rgba(6,15,28,0.72);color:#fff;text-align:center;padding:10px 12px;font-family:var(--font-head);font-weight:700;font-size:13px;letter-spacing:.04em;text-transform:uppercase;}
.pm-photo-credit{text-align:center;font-size:10.5px;color:var(--muted);margin-top:10px;max-width:300px;margin-left:auto;margin-right:auto;}
@media (max-width:900px){
  .pm-photo-card{margin-bottom:8px;}
}
.scheme-eyebrow{display:block;font-family:var(--font-body);font-size:11px;font-weight:700;letter-spacing:.09em;text-transform:uppercase;color:var(--muted);margin:0;}
.scheme-hindi{font-family:var(--font-body);font-size:12px;font-weight:700;color:var(--navy);margin:0 0 4px;}
.scheme-title{font-family:var(--font-head);font-size:clamp(1.9rem,3.4vw,2.5rem);font-weight:900;text-transform:uppercase;letter-spacing:-.02em;color:var(--navy);line-height:1.05;margin:0 0 4px;}
.scheme-title-md{font-family:var(--font-head);font-size:clamp(1.15rem,2.1vw,1.4rem);font-weight:900;text-transform:uppercase;letter-spacing:-.02em;color:var(--navy);line-height:1.15;margin:2px 0 8px;}
.scheme-title-accent{font-family:var(--font-head);font-size:clamp(1.25rem,2.3vw,1.6rem);font-weight:900;text-transform:uppercase;letter-spacing:-.015em;color:var(--orange);line-height:1.1;margin:0 0 12px;}
.check-list li{padding:9px 0 9px 30px;position:relative;color:var(--text);font-weight:500;}
.check-list li:before{content:"✓";position:absolute;left:0;top:8px;color:#fff;background:var(--green);width:18px;height:18px;border-radius:50%;font-size:11px;display:flex;align-items:center;justify-content:center;font-weight:800;}

@media (max-width:900px){
  .hero .container{grid-template-columns:1fr;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr 1fr;}
  .footer-grid{grid-template-columns:1fr 1fr;}
  .calc-wrap{grid-template-columns:1fr;}
  .two-col{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr 1fr;}
}
/* WhatsApp floating button */
.whatsapp-float{
  position:fixed;right:22px;bottom:22px;z-index:999;
  width:58px;height:58px;border-radius:50%;background:#25D366;color:#fff;
  display:flex;align-items:center;justify-content:center;box-shadow:0 10px 26px rgba(37,211,102,0.45);
  transition:.25s ease;animation:waPulse 2.4s infinite;
}
.whatsapp-float svg{width:30px;height:30px;}
.whatsapp-float:hover{transform:scale(1.08);box-shadow:0 14px 32px rgba(37,211,102,0.55);}
@keyframes waPulse{
  0%{box-shadow:0 0 0 0 rgba(37,211,102,0.45);}
  70%{box-shadow:0 0 0 14px rgba(37,211,102,0);}
  100%{box-shadow:0 0 0 0 rgba(37,211,102,0);}
}
@media (max-width:640px){
  .whatsapp-float{right:16px;bottom:16px;width:52px;height:52px;}
  .whatsapp-float svg{width:26px;height:26px;}
}

/* Call floating button — mobile only, stacked above the WhatsApp button */
.call-float{
  position:fixed;right:16px;bottom:78px;z-index:999;
  width:52px;height:52px;border-radius:50%;background:var(--orange);color:#fff;
  display:none;align-items:center;justify-content:center;box-shadow:0 10px 26px rgba(255,122,0,0.45);
  transition:.25s ease;
}
.call-float svg{width:24px;height:24px;}
.call-float:hover{transform:scale(1.08);box-shadow:0 14px 32px rgba(255,122,0,0.55);}
@media (max-width:640px){
  .call-float{display:flex;}
}

/* FAQ accordion */
.faq-item{background:#fff;border:1px solid var(--border);border-radius:var(--radius);margin-bottom:14px;overflow:hidden;box-shadow:var(--shadow);}
.faq-question{
  display:flex;align-items:center;justify-content:space-between;gap:16px;
  padding:20px 24px;cursor:pointer;font-family:var(--font-head);font-weight:600;color:var(--navy);font-size:16px;
  background:none;border:none;width:100%;text-align:left;
}
.faq-question .faq-icon{flex-shrink:0;width:22px;height:22px;color:var(--orange);transition:transform .25s ease;}
.faq-item.open .faq-question .faq-icon{transform:rotate(45deg);}
.faq-answer{max-height:0;overflow:hidden;transition:max-height .3s ease;}
.faq-answer p{padding:0 24px 20px;color:var(--muted);font-size:14.5px;line-height:1.7;}
.faq-item.open .faq-answer{max-height:300px;}

@media (max-width:640px){
  .section{padding:64px 0;}
  nav ul{position:fixed;top:71px;left:0;right:0;background:#fff;flex-direction:column;padding:20px;gap:0;border-bottom:1px solid var(--border);display:none;box-shadow:0 12px 24px rgba(11,59,96,0.1);}
  nav ul.open{display:flex;}
  nav ul li{width:100%;padding:13px 0;border-bottom:1px solid var(--border);}
  .hamburger{display:block;}
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr;}
  .form-row{grid-template-columns:1fr;}
  .footer-grid{grid-template-columns:1fr;}
  .steps{grid-template-columns:1fr;}
}