/* Theme variables */
:root{
  --bg: #f6f7f9;
  --surface: #ffffff;
  --text: #1b1e23;
  --muted: #5a6370;
  --border: #e6e9ef;
  --accent: #0ea5e9; /* electric blue */
  --accent-contrast: #03131a;
  --shadow: 0 10px 30px rgba(3,19,26,.12);
  --radius: 12px;
  --radius-sm: 8px;
  --container: 1200px;
}

html{scroll-behavior:smooth;overflow-x:hidden}
*{box-sizing:border-box}
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color:var(--text);
  background:var(--bg);
  line-height:1.6;
  overflow-x:hidden;
}
.skip-link{position:absolute;left:-9999px;top:auto}
.skip-link:focus{left:16px;top:16px;z-index:1000;background:#000;color:#fff;padding:8px 12px;border-radius:6px}

.container{width:100%;max-width:var(--container);margin:0 auto;padding:0 24px}

/* Utility bar */
.utility-bar{background:#0f172a;color:#e2e8f0;font-size:14px}
.utility-bar .container{display:flex;justify-content:space-between;align-items:center;padding:8px 24px;flex-wrap:wrap;gap:8px}
.utility-bar a{color:#e2e8f0;text-decoration:none;word-break:break-all}
.utility-bar .dot{display:inline-block;width:4px;height:4px;background:#94a3b8;border-radius:50%;margin:0 10px;flex-shrink:0}

/* Header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.8);backdrop-filter:saturate(180%) blur(10px);border-bottom:1px solid var(--border)}
.header-inner{display:flex;align-items:center;justify-content:space-between;height:64px}
.logo{font-family: Urbanist, Inter, sans-serif;font-weight:800;text-decoration:none;color:#0f172a;font-size:22px;letter-spacing:.3px;display:flex;align-items:center}
.logo-img{height:56px;width:auto;background:#616877;padding:0.33325em;border-radius:5px;transition:background-color .2s ease}
.logo:hover .logo-img{background:#4b5563}
/* Header Actions */
.header-actions{display:flex;align-items:center;gap:12px}
.header-cta{margin:0}

/* Desktop Navigation - Show by default */
.nav-desktop{display:flex}
.menu-desktop{display:flex;gap:20px;list-style:none;margin:0;padding:0}
.menu-desktop a{display:inline-flex;text-decoration:none;color:#0f172a;padding:8px 16px;border-radius:6px;background:transparent;transition:background-color 0.2s ease;font-weight:500}
.menu-desktop a:hover{background:#f1f5f9}

/* Mobile Navigation - Hidden by default */
.nav-mobile{display:none}
.hamburger{display:none;background:#fff;border:1px solid #cbd5e1;border-radius:10px;padding:12px 18px;cursor:pointer;color:#0f172a;font-size:18px;transition:all 0.3s ease;min-height:48px;min-width:48px;align-items:center;justify-content:center;box-shadow:0 2px 4px rgba(0,0,0,0.1);-webkit-tap-highlight-color:transparent;touch-action:manipulation}
.hamburger:hover{background:#f8fafc;border-color:#94a3b8;transform:translateY(-1px);box-shadow:0 4px 8px rgba(0,0,0,0.15)}
.hamburger:active{transform:translateY(0);box-shadow:0 2px 4px rgba(0,0,0,0.1);background:#f1f5f9}
.menu-mobile{display:none;gap:0;list-style:none;margin:0;padding:8px 0;background:#fff;border:1px solid #cbd5e1;position:fixed;top:80px;right:20px;z-index:99999;min-width:200px;flex-direction:column;box-shadow:0 4px 12px rgba(0,0,0,0.15);border-radius:8px}
.menu-mobile a{display:block;text-decoration:none;color:#0f172a;padding:12px 16px;border-radius:0;background:transparent;width:100%;box-sizing:border-box;transition:background-color 0.2s ease}
.menu-mobile a:hover{background:#f8fafc}

/* Tablet/Medium screens - Fix button squishing */
@media (min-width: 768px) and (max-width: 968px) {
  .header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 20px;
  }
  
  .logo {
    flex: 0 0 auto;
  }
  
  .header-actions {
    flex: 0 0 auto;
    margin-left: 20px;
    gap: 16px;
  }
  
  .header-cta {
    white-space: nowrap;
    min-width: auto;
  }
}

/* Desktop Navigation - Ensure it shows on larger screens */
@media (min-width: 768px) {
  .nav-desktop{display:flex}
  .nav-mobile{display:none}
  .hamburger{display:none}
}

/* Mobile Navigation - Show on mobile and medium screens */
@media (max-width: 767px) {
  .nav-desktop{display:none}
  .nav-mobile{display:flex;align-items:center}
  .hamburger{display:flex}
}

/* Update timestamp: 20241220280000 */

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 18px;border-radius:10px;text-decoration:none;font-weight:600;border:1px solid transparent;transition:transform .2s ease, box-shadow .2s ease}
.btn:hover{transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-accent{background:var(--accent);color:#fff}
.btn-ghost{background:transparent;border-color:#cbd5e1;color:#0f172a}
.btn-inverse{background:#0f172a;color:#fff}

/* Hero */
.hero{position:relative;isolation:isolate}
.hero-media{height:62vh;min-height:420px;background:linear-gradient(180deg, rgba(2,6,23,.3), rgba(2,6,23,.5)), url('../img/fusebox.jpg') center/cover no-repeat}
.hero-content{position:relative;margin-top:-120px;background:var(--surface);border-radius:20px;padding:32px;box-shadow:var(--shadow)}
.hero h1{font-family: Urbanist, Inter, sans-serif;font-size:40px;line-height:1.1;margin:0 0 12px;color:#0f172a}
.subtitle{color:var(--muted);margin:0 0 18px}
.hero-ctas{display:flex;gap:12px;flex-wrap:wrap}
.hero-parallax{position:absolute;inset:0;background:radial-gradient(600px 200px at 20% 20%, rgba(14,165,233,.15), transparent 50%), radial-gradient(600px 200px at 80% 30%, rgba(14,165,233,.1), transparent 50%);z-index:-1}

/* Trust */
.trust{padding:28px 0;border-top:1px solid var(--border);background:linear-gradient(180deg,#fff,#f8fafc)}
.trust-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
.trust-item{background:#fff;border:1px solid var(--border);border-radius:12px;padding:12px 16px;text-align:center;font-weight:600;color:#0f172a;word-wrap:break-word;overflow-wrap:break-word;hyphens:auto}

/* Sections */
section{padding:56px 0}
.services{background:linear-gradient(180deg, rgba(255,255,255,.8), rgba(255,255,255,.3)), url('../img/equipment3.jpg') center/cover no-repeat}
.section-head{display:flex;align-items:end;justify-content:space-between;margin-bottom:18px;flex-wrap:wrap;gap:12px}
.section-head p{max-width:100%;word-wrap:break-word;overflow-wrap:break-word}
h2{font-family: Urbanist, Inter, sans-serif;font-size:28px;margin:0;color:#0f172a}
.link-more{color:var(--accent);text-decoration:none;font-weight:600}

/* Page Heroes */
.page-hero{background:linear-gradient(135deg, rgba(2,6,23,.5), rgba(2,6,23,.7)), url('../img/equipment3.jpg') center/cover no-repeat;padding:80px 0;color:#fff;text-align:center}
.page-hero h1{font-family: Urbanist, Inter, sans-serif;font-size:36px;margin:0 0 12px;color:#fff;line-height:1.2}
.page-hero .subtitle{color:#e2e8f0;font-size:18px;max-width:600px;margin:0 auto;word-wrap:break-word}

/* About page specific */
.about-bio .split-media{background:linear-gradient(180deg, rgba(2,6,23,.1), rgba(2,6,23,.1)), url('../img/equipment2.jpg') center/cover no-repeat}

/* Services page specific */
.services-index{background:linear-gradient(180deg, #f8fafc, #fff)}

/* Contact page specific */
.contact-section .split{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:start}
.contact-section label{display:block;margin:12px 0 6px;font-weight:600;color:#0f172a}
.contact-section input, .contact-section textarea{width:100%;padding:12px;border:1px solid var(--border);border-radius:8px;font-family:inherit;box-sizing:border-box}
.contact-section textarea{resize:vertical;min-height:120px}
.contact-section .card{width:100%;box-sizing:border-box}

/* Cards */
.card-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.card-grid.three{grid-template-columns:repeat(3,1fr)}
.card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:18px;text-decoration:none;color:#0f172a;box-shadow:0 2px 10px rgba(0,0,0,.02);transition:transform .2s ease, box-shadow .2s ease, border-color .2s ease}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:rgba(14,165,233,.35)}
.card .icon{font-size:22px;width:40px;height:40px;display:grid;place-items:center;background:#e6f6fe;color:#0369a1;border-radius:10px;margin-bottom:12px}
.card h3{margin:0 0 6px;font-size:18px}
.card p{margin:0;color:var(--muted)}

/* Projects */
.projects-filter{padding:56px 0}
.filter-bar{display:flex;gap:12px;margin-bottom:24px;flex-wrap:wrap;justify-content:center}
.masonry{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.tile{position:relative;display:block;border-radius:16px;overflow:hidden;text-decoration:none}
.tile-media{padding-top:68%;background-size:cover;background-position:center;background-repeat:no-repeat}
.tile-overlay{position:absolute;inset:0;display:flex;align-items:end;background:linear-gradient(180deg, transparent 40%, rgba(2,6,23,.7));color:#fff;padding:16px;font-weight:700;opacity:.95;transition:opacity .2s ease}
.tile:hover .tile-overlay{opacity:1}

/* Why */
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:28px;align-items:center}
.split-media{min-height:320px;border-radius:18px;background:linear-gradient(180deg, rgba(2,6,23,.3), rgba(2,6,23,.6)), url('../img/circuit-breaker-closeup.jpg') center/cover no-repeat}
.checklist{margin:0;padding-left:18px}
.checklist li{margin:8px 0}

/* Testimonials */
.testimonials{background:#0f172a;color:#e2e8f0}
.testimonials h2{color:#fff}
.reviews{position:relative}
.review{display:none}
.review.active{display:block}
.review p{font-size:18px;margin:0 0 8px}
.review-meta{color:#94a3b8}
.review-controls{position:absolute;right:0;top:0;display:flex;gap:8px}
.review-controls button{background:#1e293b;color:#fff;border:1px solid #334155;border-radius:8px;padding:6px 10px}

/* CTA banner */
.cta-banner{background:linear-gradient(90deg,#0f172a,#0b1222);color:#fff}
.banner-inner{display:flex;align-items:center;justify-content:space-between}

/* Footer */
.site-footer{background:#0b1222;color:#cbd5e1}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:20px;padding:32px 0}
.footer-col h4{margin:0 0 10px;color:#fff}
.footer-links{list-style:none;margin:0;padding:0}
.footer-links li{margin:6px 0}
.footer-links a{color:#cbd5e1;text-decoration:none}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;border-top:1px solid #1e293b;padding:16px 0}

/* Floating quote */
.floating-quote{position:fixed;right:16px;bottom:16px;background:var(--accent);color:#fff;text-decoration:none;padding:12px 16px;border-radius:999px;font-weight:700;box-shadow:var(--shadow)}

/* Chat widget */
.chat-widget{position:fixed;right:16px;bottom:76px;z-index:40}
.chat-toggle{background:#0f172a;color:#fff;border:none;padding:10px 12px;border-radius:999px;font-weight:700}
.chat-panel{position:fixed;right:16px;bottom:130px;width:320px;background:#fff;border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow);overflow:hidden}
.chat-header{background:#0f172a;color:#fff;padding:10px 12px;font-weight:700}
.chat-body{padding:12px;max-height:220px;overflow:auto}
.chat-form{display:flex;gap:8px;padding:12px;border-top:1px solid var(--border)}
.chat-form input{flex:1;border:1px solid var(--border);border-radius:10px;padding:10px}

/* Responsive */
@media (min-width: 681px){
  .hamburger{display:none}
  .menu{display:flex}
}
@media (max-width: 960px){
  .card-grid, .masonry{grid-template-columns:repeat(2,1fr)}
  .split{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .trust-grid{grid-template-columns:repeat(2,1fr)}
  .contact-section .split{grid-template-columns:1fr !important;gap:24px}
}
@media (max-width: 768px){
  .header-actions{display:flex !important;align-items:center !important;gap:12px !important;position:relative !important}
  .nav{position:absolute !important;top:100% !important;right:0 !important;z-index:99999 !important;margin-top:8px !important}
}

@media (max-width: 680px){
  .header-actions{display:flex !important;align-items:center !important;gap:12px !important;position:relative !important}
  .nav{position:absolute !important;top:100% !important;right:0 !important;z-index:99999 !important;margin-top:8px !important}
  .section-head{flex-direction:column;align-items:flex-start;gap:8px}
  .section-head p{max-width:100%;white-space:normal;word-wrap:break-word;overflow-wrap:break-word;hyphens:auto}
  .trust-item{white-space:normal;font-size:14px;padding:10px 12px}
  .hero-content{margin-top:-60px}
  .card-grid, .masonry{grid-template-columns:1fr}
  .card-grid.three{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .trust-grid{grid-template-columns:1fr}
  .filter-bar{justify-content:flex-start;gap:8px;overflow-x:auto;padding-bottom:8px}
  .filter-bar .btn{white-space:nowrap;flex-shrink:0}
  .contact-section .split{grid-template-columns:1fr !important;gap:20px}
  .utility-bar .container{flex-direction:column;text-align:center;padding:12px 24px}
  .utility-bar .util-right{display:flex;align-items:center;justify-content:center;flex-wrap:wrap;gap:8px}
  .page-hero{padding:60px 0}
  .page-hero h1{font-size:28px;line-height:1.3}
  .page-hero .subtitle{font-size:16px;max-width:100%;padding:0 16px}
  .logo-img{height: 2.5em;padding: 0.125em;}
}

@media (max-width: 480px){
  .trust-grid{grid-template-columns:1fr;gap:8px}
  .trust-item{font-size:13px;padding:8px 10px}
  .contact-section .split{grid-template-columns:1fr !important;gap:16px}
}