/* Sri Raghavendra Enterprises — static site styles
   Lightweight, responsive, no framework. */

:root{
  --blue:#0e4c92;
  --blue-d:#0a3a72;
  --blue-dark:#08346a;
  --blue-light:#e8f0fb;
  --accent:#f7941d;
  --accent-d:#e07d05;
  --wa:#25d366;
  --wa-d:#1da851;
  --ink:#1a2436;
  --muted:#5b6676;
  --line:#e6eaf0;
  --bg:#ffffff;
  --bg-soft:#f5f8fc;
  --radius:14px;
  --radius-sm:10px;
  --shadow:0 6px 24px rgba(13,42,84,.08);
  --shadow-lg:0 18px 48px rgba(13,42,84,.14);
  --wrap:1180px;
  --font:'Poppins',-apple-system,BlinkMacSystemFont,'Segoe UI',Roboto,Helvetica,Arial,sans-serif;
}
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;font-family:var(--font);color:var(--ink);background:var(--bg);
  line-height:1.65;font-size:16.5px;overflow-x:hidden;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue);text-decoration:none;transition:color .2s}
a:hover{color:var(--accent)}
h1,h2,h3,h4{line-height:1.2;margin:0 0 .5em;font-weight:700;color:var(--ink)}
h1{font-size:clamp(1.9rem,4.5vw,3.1rem)}
h2{font-size:clamp(1.6rem,3.5vw,2.4rem)}
h3{font-size:1.25rem}
p{margin:0 0 1rem}
.wrap{width:100%;max-width:var(--wrap);margin:0 auto;padding:0 20px}
section{padding:70px 0}
.eyebrow{display:inline-block;color:var(--accent);font-weight:600;letter-spacing:.14em;
  text-transform:uppercase;font-size:.8rem;margin-bottom:.6rem}
.center{text-align:center}
.section-head{max-width:720px;margin:0 auto 48px}
.section-head.center{text-align:center}
.lead{color:var(--muted);font-size:1.05rem}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.5em;font-weight:600;font-size:1rem;
  padding:13px 26px;border-radius:50px;border:2px solid transparent;cursor:pointer;
  transition:transform .15s ease,box-shadow .2s,background .2s;line-height:1;font-family:inherit}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:var(--accent);color:#fff}
.btn-primary:hover{background:var(--accent-d);color:#fff}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:var(--blue-dark);color:#fff}
.btn-wa{background:var(--wa);color:#fff}
.btn-wa:hover{background:var(--wa-d);color:#fff}
.btn-ghost{background:transparent;border-color:#fff;color:#fff}
.btn-ghost:hover{background:#fff;color:var(--blue)}
.btn-outline{background:transparent;border-color:var(--blue);color:var(--blue)}
.btn-outline:hover{background:var(--blue);color:#fff}
.btn svg{width:19px;height:19px;flex:none}

/* top bar */
.topbar{background:var(--blue-dark);color:#dce7f5;font-size:.85rem}
.topbar .wrap{display:flex;justify-content:space-between;align-items:center;gap:16px;
  padding-top:9px;padding-bottom:9px;flex-wrap:wrap}
.topbar a{color:#dce7f5}
.topbar a:hover{color:#fff}
.topbar span{display:inline-flex;align-items:center;gap:7px}
.topbar svg{width:15px;height:15px;flex:none;color:var(--accent)}

/* header / nav */
.site-header{position:sticky;top:0;z-index:60;background:rgba(255,255,255,.96);
  backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--line);
  box-shadow:0 2px 12px rgba(13,42,84,.04)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:20px;
  padding-top:12px;padding-bottom:12px}
.brand{display:flex;align-items:center;gap:10px;font-weight:700;color:var(--blue);font-size:1.05rem}
.brand img{height:56px;width:auto}
@media(max-width:720px){.brand img{height:46px}}
.brand small{display:block;font-size:.68rem;color:var(--muted);font-weight:500;letter-spacing:.02em}
.nav-links{display:flex;align-items:center;gap:4px;list-style:none;margin:0;padding:0}
.nav-links a{color:var(--ink);font-weight:500;padding:9px 13px;border-radius:8px;font-size:.96rem;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{color:var(--blue);background:var(--blue-light)}
.nav-cta{display:flex;align-items:center;gap:10px}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:6px;color:var(--ink)}
.nav-toggle svg{width:28px;height:28px}

/* hero */
.hero{position:relative;background:linear-gradient(135deg,#0a3a72 0%,var(--blue) 55%,#1560b4 100%);
  color:#fff;overflow:hidden}
.hero::after{content:"";position:absolute;inset:0;
  background:radial-gradient(circle at 80% 20%,rgba(247,148,29,.22),transparent 42%);pointer-events:none}
.hero .wrap{position:relative;z-index:2;display:grid;grid-template-columns:1.15fr .85fr;
  gap:48px;align-items:center;padding-top:64px;padding-bottom:64px}
.hero h1{color:#fff}
.hero p.lead{color:#d7e4f6}
.hero-badges{display:flex;flex-wrap:wrap;gap:10px;margin:22px 0 26px}
.hero-badge{display:inline-flex;align-items:center;gap:7px;background:rgba(255,255,255,.12);
  border:1px solid rgba(255,255,255,.2);padding:7px 14px;border-radius:50px;font-size:.86rem}
.hero-badge svg{width:16px;height:16px;color:var(--accent)}
.hero-actions{display:flex;flex-wrap:wrap;gap:12px}

/* quick form card */
.form-card{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow-lg);
  padding:28px;color:var(--ink)}
.form-card h3{color:var(--blue);margin-bottom:4px}
.form-card p{color:var(--muted);font-size:.9rem;margin-bottom:18px}
.field{margin-bottom:14px}
.field label{display:block;font-size:.82rem;font-weight:600;margin-bottom:6px;color:var(--ink)}
.field input,.field textarea{width:100%;padding:12px 14px;border:1.5px solid var(--line);
  border-radius:var(--radius-sm);font-family:inherit;font-size:.95rem;color:var(--ink);
  background:var(--bg-soft);transition:border .2s,box-shadow .2s}
.field input:focus,.field textarea:focus{outline:none;border-color:var(--blue);
  box-shadow:0 0 0 3px rgba(14,76,146,.12);background:#fff}
.field textarea{resize:vertical;min-height:96px}
.form-note{font-size:.78rem;color:var(--muted);margin:10px 0 0;display:flex;align-items:center;gap:6px}
.form-note svg{width:14px;height:14px;color:var(--wa)}
.btn-block{width:100%;justify-content:center}

/* stats */
.stats{background:var(--blue);color:#fff}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;text-align:center}
.stat b{display:block;font-size:clamp(2rem,5vw,3rem);font-weight:800;color:var(--accent);line-height:1}
.stat span{font-size:.95rem;color:#d7e4f6}

/* about */
.about-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center}
.about-gallery{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.about-gallery img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;
  height:210px;object-fit:cover}
.about-gallery img:first-child{grid-row:span 2;height:100%}
.check-list{list-style:none;padding:0;margin:0 0 22px}
.check-list li{display:flex;gap:10px;align-items:flex-start;margin-bottom:10px;color:var(--muted)}
.check-list svg{width:20px;height:20px;color:var(--wa);flex:none;margin-top:2px}

/* services */
.bg-soft{background:var(--bg-soft)}
.cards{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.cards-3{grid-template-columns:repeat(3,1fr)}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);transition:transform .2s,box-shadow .2s;display:flex;flex-direction:column}
.card:hover{transform:translateY(-6px);box-shadow:var(--shadow-lg)}
.card-img{aspect-ratio:16/11;overflow:hidden;background:var(--bg-soft)}
.card-img img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.card:hover .card-img img{transform:scale(1.06)}
.card-body{padding:22px;display:flex;flex-direction:column;flex:1}
.card-body h3{margin-bottom:8px}
.card-body p{color:var(--muted);font-size:.94rem;flex:1}
.card-link{color:var(--accent);font-weight:600;font-size:.9rem;display:inline-flex;align-items:center;gap:6px;margin-top:6px}
.card-link svg{width:16px;height:16px;transition:transform .2s}
.card:hover .card-link svg{transform:translateX(4px)}

/* features / why choose */
.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px}
.feature{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;
  box-shadow:var(--shadow);transition:transform .2s}
.feature:hover{transform:translateY(-4px)}
.feature-ic{width:54px;height:54px;border-radius:14px;background:var(--blue-light);color:var(--blue);
  display:grid;place-items:center;margin-bottom:16px}
.feature-ic svg{width:28px;height:28px}
.feature h3{font-size:1.12rem;margin-bottom:6px}
.feature p{color:var(--muted);font-size:.92rem;margin:0}

/* product brand blocks (service pages) */
.brand-cat{margin-bottom:14px}
.brand-cat h2{position:relative;padding-left:16px}
.brand-cat h2::before{content:"";position:absolute;left:0;top:6px;bottom:6px;width:5px;
  background:var(--accent);border-radius:4px}
.product-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(200px,1fr));gap:22px}
.product{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  box-shadow:var(--shadow);text-align:center;transition:transform .2s,box-shadow .2s}
.product:hover{transform:translateY(-5px);box-shadow:var(--shadow-lg)}
.product-img{aspect-ratio:1;display:grid;place-items:center;padding:18px;background:#fff}
.product-img img{max-height:100%;width:auto;object-fit:contain}
.product h3{font-size:1.05rem;margin:0;padding:0 12px 18px}

/* brand feature row (image + text alternating) */
.brand-row{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;margin-bottom:56px}
.brand-row:nth-child(even) .brand-media{order:2}
.brand-media{background:#fff;border-radius:var(--radius);box-shadow:var(--shadow);padding:26px;
  display:grid;place-items:center}
.brand-media img{max-height:280px;width:auto}
.brand-logo{height:52px;width:auto;margin-bottom:14px}
.brand-text h3{font-size:1.5rem}
.brand-text p{color:var(--muted)}
.pill-list{display:flex;flex-wrap:wrap;gap:8px;list-style:none;padding:0;margin:16px 0 0}
.pill-list li{background:var(--blue-light);color:var(--blue);font-size:.82rem;font-weight:500;
  padding:6px 13px;border-radius:50px}

/* partners strip */
.partners{padding:48px 0;background:#fff;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.partner-track{display:flex;flex-wrap:wrap;justify-content:center;align-items:center;gap:30px 44px}
.partner-track img{height:46px;width:auto;filter:grayscale(1);opacity:.65;transition:.25s}
.partner-track img:hover{filter:none;opacity:1}

/* page hero (inner) */
.page-hero{background:linear-gradient(135deg,#08346a,var(--blue));color:#fff;text-align:center;
  padding:56px 0}
.page-hero h1{color:#fff;margin-bottom:8px}
.breadcrumb{color:#c6d7ee;font-size:.9rem}
.breadcrumb a{color:#fff}
.breadcrumb a:hover{color:var(--accent)}

/* CTA band */
.cta-band{background:linear-gradient(120deg,var(--accent),#ffb454);color:#3a2402;text-align:center}
.cta-band h2{color:#2a1a00}
.cta-band p{color:#5a3d10;max-width:640px;margin:0 auto 22px}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:start}
.info-list{display:grid;gap:16px;margin-bottom:26px}
.info-item{display:flex;gap:16px;align-items:flex-start;background:#fff;border:1px solid var(--line);
  border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow)}
.info-ic{width:46px;height:46px;border-radius:12px;background:var(--blue-light);color:var(--blue);
  display:grid;place-items:center;flex:none}
.info-ic svg{width:22px;height:22px}
.info-item h4{margin:0 0 3px;font-size:1rem}
.info-item p,.info-item a{margin:0;color:var(--muted);font-size:.94rem}
.info-item a:hover{color:var(--accent)}
.map-embed{border:0;width:100%;height:280px;border-radius:var(--radius);box-shadow:var(--shadow);margin-top:8px}

/* footer */
.site-footer{background:#0a2242;color:#b9c6da;padding:60px 0 0;font-size:.92rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
.site-footer h4{color:#fff;font-size:1.05rem;margin-bottom:16px}
.site-footer a{color:#b9c6da}
.site-footer a:hover{color:var(--accent)}
.footer-brand img{height:52px;margin-bottom:14px;background:#fff;padding:6px 10px;border-radius:8px}
.footer-list{list-style:none;padding:0;margin:0}
.footer-list li{margin-bottom:9px}
.footer-list.contact li{display:flex;gap:9px;align-items:flex-start}
.footer-list svg{width:17px;height:17px;color:var(--accent);flex:none;margin-top:3px}
.footer-bottom{border-top:1px solid rgba(255,255,255,.1);margin-top:44px;padding:20px 0;
  display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;font-size:.85rem;color:#8ea1bd}
.footer-bottom a{color:#cdd8e8}

/* floating WhatsApp */
.wa-float{position:fixed;right:20px;bottom:20px;z-index:80;width:58px;height:58px;border-radius:50%;
  background:var(--wa);color:#fff;display:grid;place-items:center;box-shadow:0 8px 24px rgba(37,211,102,.45);
  transition:transform .2s}
.wa-float:hover{transform:scale(1.08);color:#fff}
.wa-float svg{width:32px;height:32px}
.wa-float::after{content:"";position:absolute;inset:0;border-radius:50%;
  box-shadow:0 0 0 0 rgba(37,211,102,.5);animation:pulse 2.2s infinite}
@keyframes pulse{70%{box-shadow:0 0 0 16px rgba(37,211,102,0)}100%{box-shadow:0 0 0 0 rgba(37,211,102,0)}}

/* toast */
.toast{position:fixed;left:50%;bottom:28px;transform:translateX(-50%) translateY(20px);
  background:var(--ink);color:#fff;padding:13px 22px;border-radius:50px;font-size:.9rem;
  box-shadow:var(--shadow-lg);opacity:0;pointer-events:none;transition:.3s;z-index:120}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}

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

/* responsive */
@media(max-width:960px){
  .hero .wrap{grid-template-columns:1fr;gap:36px}
  .cards,.stats-grid{grid-template-columns:repeat(2,1fr)}
  .feature-grid,.cards-3{grid-template-columns:repeat(2,1fr)}
  .footer-grid{grid-template-columns:1fr 1fr}
  .about-grid,.brand-row,.contact-grid{grid-template-columns:1fr;gap:30px}
  .brand-row:nth-child(even) .brand-media{order:0}
}
@media(max-width:720px){
  section{padding:52px 0}
  .nav-links{position:fixed;inset:0 0 0 auto;width:min(78vw,320px);background:#fff;
    flex-direction:column;align-items:stretch;gap:2px;padding:88px 20px 30px;
    box-shadow:-8px 0 30px rgba(0,0,0,.12);transform:translateX(100%);transition:transform .3s;z-index:70}
  .nav-links.open{transform:none}
  .nav-links a{padding:13px 14px;border-radius:10px}
  .nav-toggle{display:inline-flex;z-index:75}
  body.nav-open{overflow:hidden}
  .nav-backdrop{position:fixed;inset:0;background:rgba(6,20,40,.5);opacity:0;pointer-events:none;
    transition:.3s;z-index:65}
  .nav-backdrop.show{opacity:1;pointer-events:auto}
  .nav-cta .btn span{display:none}
  .topbar .wrap{justify-content:center;font-size:.8rem}
}
@media(max-width:520px){
  .stats-grid,.cards,.feature-grid,.cards-3,.footer-grid,.about-gallery{grid-template-columns:1fr}
  .about-gallery img:first-child{grid-row:auto;height:210px}
  .hero-actions .btn,.cta-band .btn{width:100%;justify-content:center}
}
@media(prefers-reduced-motion:reduce){
  *{animation:none!important;scroll-behavior:auto!important;transition:none!important}
  .reveal{opacity:1;transform:none}
}

/* footer address as Google Maps link (constrained pin) */
.footer-addr{display:flex;gap:9px;align-items:flex-start;color:#b9c6da;transition:color .2s;margin-top:8px}
.footer-addr svg{width:18px;height:18px;flex:none;margin-top:3px;color:var(--accent)}
.footer-addr:hover{color:#fff}

/* fix: footer WhatsApp button text must stay white (footer `a` color was overriding it) */
.site-footer .btn-wa,.site-footer .btn-wa:hover{color:#fff}