/* ============================================
   B.P. Engineers — Shared Stylesheet
   bpfoundry.in
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=Source+Sans+3:wght@400;500;600&display=swap');

*{margin:0;padding:0;box-sizing:border-box;}
:root{
  --navy:#0b1b2e;--navy2:#112238;--navy3:#1a3050;
  --orange:#f07d1a;--orange2:#d96a0a;--orange3:#ffa040;
  --steel:#b8c4d0;--light:#f2f4f7;--white:#ffffff;
  --text:#19293d;--muted:#607080;
}
html{scroll-behavior:smooth;}
body{font-family:'Source Sans 3',sans-serif;color:var(--text);background:var(--white);overflow-x:hidden;}
a{text-decoration:none;color:inherit;}

/* ---- NAV ---- */
nav{background:var(--navy);padding:0 6%;display:flex;align-items:center;justify-content:space-between;height:70px;position:sticky;top:0;z-index:200;}
nav::after{content:'';position:absolute;bottom:0;left:0;right:0;height:2px;background:linear-gradient(90deg,var(--orange),var(--orange3),var(--orange));}
.logo{display:flex;align-items:center;gap:12px;}
.logo-svg{width:44px;height:44px;flex-shrink:0;}
.logo-text{display:flex;flex-direction:column;}
.logo-name{font-family:'Oswald',sans-serif;font-weight:700;font-size:19px;color:#fff;letter-spacing:1px;line-height:1.1;}
.logo-tag{font-size:10px;font-weight:400;color:var(--steel);letter-spacing:2.5px;text-transform:uppercase;margin-top:1px;}
.nav-links{display:flex;gap:24px;align-items:center;}
.nav-links a{color:var(--steel);font-size:12px;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;transition:color 0.2s;position:relative;}
.nav-links a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:1px;background:var(--orange);transition:width 0.2s;}
.nav-links a:hover,.nav-links a.active{color:#fff;}
.nav-links a:hover::after,.nav-links a.active::after{width:100%;}
.nav-links a.active{color:var(--orange);}
.nav-cta{background:var(--orange);color:#fff;padding:10px 24px;font-family:'Oswald',sans-serif;font-weight:600;font-size:13px;letter-spacing:1.5px;text-transform:uppercase;border:none;cursor:pointer;transition:background 0.2s;white-space:nowrap;}
.nav-cta:hover{background:var(--orange2);}
.hamburger{display:none;flex-direction:column;gap:5px;cursor:pointer;padding:4px;}
.hamburger span{width:24px;height:2px;background:#fff;transition:all 0.3s;}
.mobile-menu{display:none;position:fixed;top:70px;left:0;right:0;background:var(--navy2);padding:20px 6%;flex-direction:column;gap:16px;z-index:199;border-bottom:2px solid var(--orange);}
.mobile-menu a{color:var(--steel);font-size:14px;font-weight:500;letter-spacing:1.5px;text-transform:uppercase;padding:8px 0;border-bottom:1px solid rgba(255,255,255,0.06);}
.mobile-menu a:last-child{border-bottom:none;}
.mobile-menu.open{display:flex;}

/* ---- PAGE HERO ---- */
.page-hero{background:var(--navy);padding:60px 6%;position:relative;overflow:hidden;}
.page-hero::before{content:'';position:absolute;inset:0;background:repeating-linear-gradient(45deg,rgba(255,255,255,0.01) 0,rgba(255,255,255,0.01) 1px,transparent 1px,transparent 40px);}
.page-hero-content{position:relative;z-index:1;max-width:700px;}
.page-eyebrow{display:flex;align-items:center;gap:10px;margin-bottom:14px;}
.page-eyebrow-line{width:24px;height:2px;background:var(--orange);}
.page-eyebrow-text{font-size:11px;font-weight:600;letter-spacing:3px;text-transform:uppercase;color:var(--orange);}
.page-hero h1{font-family:'Oswald',sans-serif;font-weight:700;font-size:clamp(36px,5vw,60px);color:#fff;text-transform:uppercase;line-height:1.0;margin-bottom:14px;}
.page-hero h1 span{color:var(--orange);}
.page-hero p{font-size:16px;color:var(--steel);line-height:1.8;max-width:520px;}

/* ---- SECTIONS ---- */
.sec{padding:80px 6%;}
.sec-label{display:flex;align-items:center;gap:10px;margin-bottom:10px;}
.sec-label-line{width:24px;height:2px;background:var(--orange);}
.sec-label-text{font-size:11px;font-weight:600;letter-spacing:3px;text-transform:uppercase;color:var(--orange);}
.sec-title{font-family:'Oswald',sans-serif;font-weight:700;font-size:clamp(26px,4vw,42px);color:var(--navy);text-transform:uppercase;line-height:1.05;margin-bottom:12px;}
.sec-sub{font-size:15px;color:var(--muted);max-width:560px;line-height:1.8;margin-bottom:44px;}
.sec-dark{background:var(--navy);}
.sec-dark .sec-title{color:#fff;}
.sec-dark .sec-sub{color:var(--steel);}
.sec-light{background:var(--light);}

/* ---- BUTTONS ---- */
.btn-primary{background:var(--orange);color:#fff;padding:14px 34px;font-family:'Oswald',sans-serif;font-weight:600;font-size:14px;letter-spacing:1.5px;text-transform:uppercase;border:none;cursor:pointer;transition:background 0.2s;display:inline-block;}
.btn-primary:hover{background:var(--orange2);}
.btn-ghost{background:transparent;color:var(--navy);padding:13px 34px;font-family:'Oswald',sans-serif;font-weight:600;font-size:14px;letter-spacing:1.5px;text-transform:uppercase;border:2px solid var(--navy);cursor:pointer;transition:all 0.2s;display:inline-block;}
.btn-ghost:hover{background:var(--navy);color:#fff;}
.btn-ghost-light{background:transparent;color:#fff;padding:13px 34px;font-family:'Oswald',sans-serif;font-weight:600;font-size:14px;letter-spacing:1.5px;text-transform:uppercase;border:1px solid rgba(255,255,255,0.25);cursor:pointer;transition:all 0.2s;display:inline-block;}
.btn-ghost-light:hover{border-color:var(--orange);color:var(--orange);}

/* ---- TICKER ---- */
.ticker{background:var(--orange);padding:12px 0;overflow:hidden;}
.ticker-track{display:flex;white-space:nowrap;animation:tick 28s linear infinite;}
@keyframes tick{0%{transform:translateX(0);}100%{transform:translateX(-50%);}}
.ticker-item{font-family:'Oswald',sans-serif;font-weight:600;font-size:13px;color:#fff;letter-spacing:2px;text-transform:uppercase;padding:0 32px;display:inline-flex;align-items:center;gap:10px;}
.ticker-sep{width:4px;height:4px;background:rgba(255,255,255,0.5);border-radius:50%;display:inline-block;}

/* ---- FOOTER ---- */
footer{background:#06101e;padding:48px 6% 28px;}
.footer-top{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px;padding-bottom:40px;border-bottom:1px solid rgba(255,255,255,0.08);}
.footer-brand .logo-name{font-family:'Oswald',sans-serif;font-weight:700;font-size:20px;color:#fff;letter-spacing:1px;margin-bottom:12px;}
.footer-brand p{font-size:13px;color:var(--muted);line-height:1.8;max-width:280px;margin-bottom:20px;}
.footer-social{display:flex;gap:10px;}
.footer-social a{width:34px;height:34px;background:rgba(255,255,255,0.06);display:flex;align-items:center;justify-content:center;transition:background 0.2s;}
.footer-social a:hover{background:var(--orange);}
.footer-social svg{width:15px;height:15px;fill:var(--steel);}
.footer-col h4{font-family:'Oswald',sans-serif;font-weight:600;font-size:13px;color:#fff;text-transform:uppercase;letter-spacing:1.5px;margin-bottom:16px;}
.footer-col a,.footer-col p{display:block;font-size:13px;color:var(--muted);margin-bottom:10px;transition:color 0.2s;line-height:1.6;}
.footer-col a:hover{color:var(--orange);}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:12px;}
.footer-copy{font-size:12px;color:var(--muted);}
.footer-domain{font-size:12px;color:var(--orange);letter-spacing:1px;}

/* ---- WHATSAPP ---- */
.wa{position:fixed;bottom:28px;right:28px;background:#25d366;width:56px;height:56px;border-radius:50%;display:flex;align-items:center;justify-content:center;z-index:999;box-shadow:0 4px 20px rgba(37,211,102,0.35);}

/* ---- RESPONSIVE ---- */
@media(max-width:900px){
  .nav-links,.nav-cta{display:none;}
  .hamburger{display:flex;}
  .footer-top{grid-template-columns:1fr 1fr;}
}
@media(max-width:600px){
  .footer-top{grid-template-columns:1fr;}
  .footer-bottom{flex-direction:column;align-items:flex-start;}
}