/* ═══════════════════════════════════════════════════════════════
   SHEELTRON DIGITAL SYSTEMS — Shared Design System
   Founded 1990 | Bangalore, India | 120+ Countries
   ═══════════════════════════════════════════════════════════════ */

/* ── Reset ── */
*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}

/* ── Design Tokens ── */
:root{
  --bg-dark:#0a0a0a;--bg-dark-2:#111111;--bg-dark-3:#1a1a1a;
  --bg-white:#fafafa;--bg-off-white:#f0f0f0;
  --text-primary:#ffffff;--text-secondary:rgba(255,255,255,.5);
  --text-dark:#0a0a0a;--text-dark-secondary:rgba(10,10,10,.5);
  --accent:#E53935;--accent-light:#FF6F61;--accent-glow:rgba(229,57,53,.15);
  --neon:#00FFA3;--eco:#22C55E;--cta-blue:#2563EB;
  --grid-color:rgba(229,57,53,.08);
  --font-display:'Space Grotesk',sans-serif;
  --font-body:'Plus Jakarta Sans',sans-serif;
  --radius-sm:10px;--radius-md:14px;--radius-lg:20px;--radius-xl:24px;
  --max-w:1400px;
}

html{scroll-behavior:smooth;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}
body{font-family:var(--font-body);background:var(--bg-dark);color:var(--text-primary);overflow-x:hidden}

/* ── Nav (shared across all pages) ── */
.nav{position:fixed;top:20px;left:50%;transform:translateX(-50%);z-index:1000;display:flex;align-items:center;gap:24px;padding:14px 28px;background:rgba(20,20,20,.75);backdrop-filter:blur(20px) saturate(1.5);-webkit-backdrop-filter:blur(20px) saturate(1.5);border:1px solid rgba(255,255,255,.06);border-radius:16px;transition:all .3s cubic-bezier(.4,0,.2,1);max-width:95vw}
.nav-logo{font-family:var(--font-display);font-size:18px;font-weight:700;color:var(--text-primary);text-decoration:none;letter-spacing:-.5px;display:flex;align-items:center;gap:8px;white-space:nowrap}
.logo-icon{width:28px;height:28px;background:var(--accent);border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;color:#fff;flex-shrink:0}
.nav-links{display:flex;gap:20px;list-style:none}
.nav-links a{color:rgba(255,255,255,.6);text-decoration:none;font-size:13px;font-weight:500;transition:color .2s;white-space:nowrap}
.nav-links a:hover,.nav-links a.active{color:#fff}
.nav-cta{background:var(--accent);color:#fff;border:none;padding:10px 22px;border-radius:var(--radius-sm);font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:.5px;text-decoration:none;transition:all .2s;white-space:nowrap}
.nav-cta:hover{background:var(--accent-light);transform:translateY(-1px)}
.nav-toggle{display:none;background:none;border:none;cursor:pointer;padding:4px}
.nav-toggle span{display:block;width:22px;height:2px;background:#fff;margin:5px 0;transition:all .3s}

/* ── Buttons ── */
.btn-primary{background:var(--accent);color:#fff;border:none;padding:16px 36px;border-radius:12px;font-family:var(--font-body);font-size:15px;font-weight:600;cursor:pointer;transition:all .3s;text-decoration:none;display:inline-flex;align-items:center;gap:8px}
.btn-primary:hover{background:var(--accent-light);transform:translateY(-2px);box-shadow:0 12px 40px rgba(229,57,53,.3)}
.btn-ghost{color:rgba(255,255,255,.7);border:1px solid rgba(255,255,255,.12);background:transparent;padding:16px 36px;border-radius:12px;font-family:var(--font-body);font-size:15px;font-weight:500;cursor:pointer;transition:all .3s;text-decoration:none}
.btn-ghost:hover{border-color:rgba(255,255,255,.3);color:#fff;background:rgba(255,255,255,.04)}
.btn-sm{padding:12px 24px;font-size:13px;border-radius:var(--radius-sm)}

/* ── Section Labels ── */
.section-label{font-size:12px;font-weight:600;text-transform:uppercase;letter-spacing:3px;color:var(--accent);margin-bottom:24px}

/* ── Page Hero (inner pages) ── */
.page-hero{position:relative;padding:180px 60px 100px;max-width:var(--max-w);margin:0 auto;overflow:hidden}
.page-hero-bg{position:absolute;inset:0;background:radial-gradient(ellipse 120% 70% at 50% 20%,rgba(229,57,53,.08) 0%,transparent 60%),var(--bg-dark);pointer-events:none}
.page-hero .section-label{position:relative;z-index:2}
.page-hero h1{position:relative;z-index:2;font-family:var(--font-display);font-size:clamp(36px,6vw,80px);font-weight:700;line-height:1.08;letter-spacing:-3px;margin-bottom:24px}
.page-hero h1 .accent{color:var(--accent)}
.page-hero p{position:relative;z-index:2;font-size:clamp(16px,1.6vw,20px);color:var(--text-secondary);max-width:600px;line-height:1.7}

/* ── Footer (shared) ── */
.footer{padding:80px 60px 40px;border-top:1px solid rgba(255,255,255,.06);max-width:var(--max-w);margin:0 auto}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:60px;margin-bottom:60px}
.footer-brand p{font-size:14px;color:rgba(255,255,255,.3);line-height:1.7;margin-top:16px;max-width:300px}
.footer-col h4{font-family:var(--font-display);font-size:13px;font-weight:600;text-transform:uppercase;letter-spacing:1px;color:rgba(255,255,255,.4);margin-bottom:20px}
.footer-col a{display:block;color:rgba(255,255,255,.3);text-decoration:none;font-size:14px;padding:5px 0;transition:color .2s}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:32px;border-top:1px solid rgba(255,255,255,.06);font-size:13px;color:rgba(255,255,255,.2)}
.footer-bottom a{color:rgba(255,255,255,.2);text-decoration:none;transition:color .2s}
.footer-bottom a:hover{color:var(--accent)}

/* ── Stats Bar ── */
.stats-bar{display:grid;grid-template-columns:repeat(4,1fr);gap:2px;background:rgba(255,255,255,.06)}
.stats-bar .stat{background:var(--bg-dark);padding:56px 32px;text-align:center}
.stat-num{font-family:var(--font-display);font-size:clamp(36px,4.5vw,60px);font-weight:700;color:var(--text-primary);letter-spacing:-2px;margin-bottom:6px}
.stat-num .red{color:var(--accent)}
.stat-label{font-size:13px;color:rgba(255,255,255,.35);font-weight:500}

/* ── CTA Section ── */
.cta-section{position:relative;padding:160px 60px;text-align:center;overflow:hidden}
.cta-section::before{content:'';position:absolute;inset:0;background:radial-gradient(ellipse 100% 80% at 50% 100%,rgba(229,57,53,.08) 0%,transparent 60%)}
.cta-section h2{position:relative;z-index:2;font-family:var(--font-display);font-size:clamp(32px,4.5vw,64px);font-weight:700;letter-spacing:-2px;margin-bottom:20px}
.cta-section p{position:relative;z-index:2;font-size:17px;color:rgba(255,255,255,.4);margin-bottom:40px;max-width:520px;margin-left:auto;margin-right:auto;line-height:1.7}
.cta-section .btn-primary{position:relative;z-index:2}

/* ── Card System ── */
.card{background:rgba(255,255,255,.02);border:1px solid rgba(255,255,255,.06);border-radius:var(--radius-lg);padding:40px 32px;transition:all .3s}
.card:hover{border-color:rgba(229,57,53,.15);background:rgba(229,57,53,.02);transform:translateY(-4px)}

/* ── Reveal Animations ── */
.reveal{opacity:0;transform:translateY(40px);transition:all .8s cubic-bezier(.4,0,.2,1)}
.reveal.visible{opacity:1;transform:translateY(0)}

/* ── Responsive ── */
@media(max-width:1024px){
  .nav-links{display:none}.nav-toggle{display:block}
  .page-hero{padding:160px 32px 80px}
  .stats-bar{grid-template-columns:repeat(2,1fr)}
  .cta-section{padding:100px 32px}
  .footer{padding:60px 32px 32px}.footer-grid{grid-template-columns:1fr 1fr;gap:40px}
}
@media(max-width:640px){
  .nav{padding:12px 18px;gap:12px;top:12px}
  .page-hero{padding:140px 20px 60px}
  .page-hero h1{letter-spacing:-2px}
  .stats-bar{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr}
}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation-duration:.01ms!important;transition-duration:.01ms!important;scroll-behavior:auto!important}}