/* Belbridge Structures Ltd — rebuilt theme. Single stylesheet, no JS deps. */

/* ---- Reset ---- */
*,*::before,*::after{box-sizing:border-box}
html,body,h1,h2,h3,h4,h5,h6,p,ul,ol,figure,blockquote,dl,dd{margin:0}
ul,ol{padding:0;list-style:none}
img,picture,svg{display:block;max-width:100%;height:auto}
a{color:inherit;text-decoration:none}
button,input,textarea,select{font:inherit}

/* ---- Tokens ---- */
:root{
  --navy:#1f2d3d;
  --navy-2:#2c3e5d;
  --navy-3:#152232;
  --orange:#e89a3f;
  --orange-2:#d27f1f;
  --ink:#1c2330;
  --body:#2a3340;
  --muted:#5a6473;
  --line:#e3e7ee;
  --bg:#ffffff;
  --bg-alt:#f5f7fa;
  --bg-dark:#152232;
  --radius:6px;
  --radius-lg:10px;
  --shadow-sm:0 1px 3px rgba(15,23,42,.06),0 1px 2px rgba(15,23,42,.05);
  --shadow:0 4px 12px rgba(15,23,42,.08);
  --shadow-lg:0 12px 32px rgba(15,23,42,.14);
  --maxw:1180px;
  --gutter:clamp(1rem,3vw,2rem);
  --stack:system-ui,-apple-system,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
}

/* ---- Base ---- */
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  font-family:var(--stack);
  font-size:16px;
  line-height:1.6;
  color:var(--body);
  background:var(--bg);
  overflow-x:hidden;
}
h1,h2,h3,h4{font-family:var(--stack);font-weight:700;line-height:1.2;color:var(--ink);letter-spacing:-.01em}
h1{font-size:clamp(1.85rem,4.5vw,2.85rem);margin-bottom:.6em}
h2{font-size:clamp(1.4rem,3vw,2rem);margin-bottom:.6em}
h3{font-size:1.2rem;margin-bottom:.5em}
h4{font-size:1rem;margin-bottom:.4em}
p{margin-bottom:1em}
a{color:var(--navy-2);transition:color .15s}
a:hover{color:var(--orange-2)}
ul.bullets{margin:0 0 1em 1.2em;list-style:disc}
ul.bullets li{margin-bottom:.35em;color:var(--body)}

.container{max-width:var(--maxw);margin:0 auto;padding:0 var(--gutter)}
.section{padding:3rem 0}
.section-alt{background:var(--bg-alt)}
.section-dark{background:var(--navy);color:#dde3ed}
.section-dark h1,.section-dark h2,.section-dark h3{color:#fff}
.section-dark p,.section-dark li{color:#cfd6e2}

.eyebrow{
  display:inline-block;
  font-size:.78rem;
  letter-spacing:.18em;
  text-transform:uppercase;
  color:var(--orange);
  font-weight:700;
  margin-bottom:.7em;
}
.lead{font-size:1.08rem;color:var(--body)}

/* ---- Buttons ---- */
.btn{
  display:inline-block;
  padding:.85rem 1.6rem;
  background:var(--orange);
  color:#fff !important;
  font-weight:600;
  letter-spacing:.02em;
  border:0;
  border-radius:var(--radius);
  cursor:pointer;
  transition:background .15s,transform .15s,box-shadow .15s;
  box-shadow:var(--shadow-sm);
}
.btn:hover{background:var(--orange-2);color:#fff !important;transform:translateY(-1px);box-shadow:var(--shadow)}
.btn-outline{
  background:transparent;
  color:var(--navy) !important;
  border:2px solid var(--navy);
  padding:.75rem 1.5rem;
}
.btn-outline:hover{background:var(--navy);color:#fff !important}
.btn-ghost-light{
  background:transparent;color:#fff !important;border:2px solid rgba(255,255,255,.7);
  padding:.75rem 1.5rem;
}
.btn-ghost-light:hover{background:#fff;color:var(--navy) !important;border-color:#fff}

/* ---- Header ---- */
.top-bar{
  background:var(--navy-3);
  color:#cfd6e2;
  font-size:.83rem;
  padding:.5rem 0;
}
.top-bar a{color:#cfd6e2}
.top-bar a:hover{color:var(--orange)}
.top-bar-row{display:flex;flex-wrap:wrap;gap:.4rem 1.4rem;align-items:center;justify-content:space-between}
.top-bar ul{display:flex;flex-wrap:wrap;gap:.4rem 1.4rem}
.top-bar li{display:inline-flex;align-items:center;gap:.4em}
.top-bar .ico{color:var(--orange)}

.site-header{
  background:#fff;
  border-bottom:1px solid var(--line);
  position:sticky;
  top:0;
  z-index:50;
  box-shadow:var(--shadow-sm);
}
.header-inner{
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:1rem;
  min-height:74px;
  padding:.4rem 0;
}
.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none}
.brand-logo{
  width:46px;height:46px;
  background:var(--navy);
  color:#fff;
  display:grid;place-items:center;
  border-radius:8px;
  font-weight:800;
  letter-spacing:.04em;
  font-size:1.1rem;
}
.brand-logo::after{content:"BS"}
.brand-text{display:flex;flex-direction:column;line-height:1.1}
.brand-name{color:var(--navy);font-weight:800;letter-spacing:.01em;font-size:1.05rem}
.brand-tag{color:var(--muted);font-size:.72rem;letter-spacing:.14em;text-transform:uppercase}

/* nav (desktop) */
.nav-toggle{display:none}
.nav-burger{display:none}
.main-nav{display:flex;align-items:center;gap:.2rem}
.main-nav > ul{display:flex;align-items:center;gap:.1rem;flex-wrap:wrap}
.main-nav a, .main-nav .nav-disabled{
  display:block;padding:.85rem 1rem;
  font-weight:600;color:var(--ink);
  border-radius:var(--radius);
  font-size:.95rem;
  transition:color .15s,background .15s;
}
.main-nav a:hover{color:var(--orange-2);background:var(--bg-alt)}
.main-nav .current > a, .main-nav a[aria-current="page"]{color:var(--orange-2)}
.main-nav .nav-disabled{color:var(--muted);cursor:default}
.has-sub{position:relative}
.has-sub > a::after{content:" ▾";font-size:.7em;color:var(--muted)}
.sub-menu{
  position:absolute;top:100%;left:0;
  min-width:240px;
  background:#fff;
  border:1px solid var(--line);
  border-top:3px solid var(--orange);
  border-radius:0 0 var(--radius) var(--radius);
  box-shadow:var(--shadow-lg);
  padding:.4rem 0;
  display:flex;flex-direction:column;
  opacity:0;visibility:hidden;
  transform:translateY(4px);
  transition:opacity .15s,transform .15s,visibility 0s linear .15s;
}
.has-sub:hover .sub-menu,
.has-sub:focus-within .sub-menu{
  opacity:1;visibility:visible;transform:translateY(0);
  transition:opacity .15s,transform .15s,visibility 0s linear 0s;
}
.sub-menu a{padding:.6rem 1.1rem;border-radius:0;font-size:.92rem;font-weight:500;white-space:nowrap}
.sub-menu a:hover{background:var(--bg-alt)}
.nav-cta{margin-left:.5rem}

/* ---- Hero ---- */
.hero{
  position:relative;
  color:#fff;
  background:linear-gradient(rgba(21,34,50,.78),rgba(21,34,50,.78)),url(/wp-content/uploads/2017/06/blog-02.jpg) center/cover no-repeat,var(--navy);
  padding:5rem 0 5.5rem;
  text-align:center;
}
.hero h1{color:#fff;font-size:clamp(2.1rem,5.5vw,3.6rem)}
.hero p.lead{color:#dde3ed;max-width:720px;margin:0 auto 1.5rem;font-size:1.15rem}
.hero .eyebrow{color:var(--orange)}
.hero-cta{display:flex;gap:.8rem;justify-content:center;flex-wrap:wrap;margin-top:1.4rem}

/* page banner (non-hero pages) */
.page-banner{
  background:linear-gradient(135deg,var(--navy) 0%,var(--navy-2) 100%);
  color:#fff;padding:3.2rem 0 3rem;text-align:center;
  border-bottom:4px solid var(--orange);
}
.page-banner h1{color:#fff;margin-bottom:.3em}
.breadcrumbs{font-size:.85rem;color:#bfc8d6}
.breadcrumbs a{color:#fff;font-weight:600}
.breadcrumbs a:hover{color:var(--orange)}
.breadcrumbs .sep{margin:0 .35em;color:#7a8497}

/* ---- Sections / Cards ---- */
.intro-grid{
  display:grid;gap:2rem;
  grid-template-columns:1fr;
  align-items:start;
}
@media (min-width:880px){
  .intro-grid{grid-template-columns:1.1fr 1fr}
}
.section-title{text-align:center;margin-bottom:2rem}
.section-title h2{margin-bottom:.3em}
.section-title .accent-bar{width:60px;height:3px;background:var(--orange);margin:0 auto}
.section-title p{color:var(--muted);max-width:680px;margin:.7em auto 0}

.cards{
  display:grid;gap:1.4rem;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
}
.card{
  background:#fff;
  border:1px solid var(--line);
  border-radius:var(--radius-lg);
  padding:1.6rem 1.4rem;
  box-shadow:var(--shadow-sm);
  transition:transform .15s,box-shadow .15s,border-color .15s;
  display:flex;flex-direction:column;
}
.card:hover{transform:translateY(-3px);box-shadow:var(--shadow);border-color:#cfd6e2}
.card a.card-link{display:flex;flex-direction:column;height:100%;color:inherit}
.card-icon{
  width:48px;height:48px;
  background:var(--bg-alt);
  color:var(--navy);
  border-radius:10px;
  display:grid;place-items:center;
  font-size:1.5rem;
  margin-bottom:1rem;
  border:1px solid var(--line);
}
.card h3{color:var(--navy);margin-bottom:.4em}
.card p{font-size:.95rem;color:var(--body);margin-bottom:0;flex:1}
.card .more{margin-top:1rem;color:var(--orange-2);font-weight:600;font-size:.92rem}
.card .more::after{content:" →"}

/* portfolio grid */
.portfolio-grid{
  display:grid;gap:1.2rem;
  grid-template-columns:repeat(auto-fit,minmax(260px,1fr));
}
.proj{
  position:relative;
  border-radius:var(--radius-lg);
  overflow:hidden;
  background:var(--navy);
  aspect-ratio:4/3;
  display:block;
  box-shadow:var(--shadow-sm);
  transition:transform .2s,box-shadow .2s;
}
.proj:hover{transform:translateY(-3px);box-shadow:var(--shadow-lg)}
.proj img{
  position:absolute;inset:0;
  width:100%;height:100%;object-fit:cover;
  transition:transform .35s,opacity .2s;
  opacity:.85;
}
.proj:hover img{transform:scale(1.05);opacity:.7}
.proj-overlay{
  position:absolute;inset:auto 0 0 0;
  padding:1rem 1.1rem;
  background:linear-gradient(transparent,rgba(15,23,42,.92));
  color:#fff;
  z-index:1;
}
.proj-overlay h3{color:#fff;margin-bottom:.15em;font-size:1.05rem;line-height:1.25}
.proj-overlay .tags{color:#cfd6e2;font-size:.8rem}

/* portfolio detail gallery */
.gallery{
  display:grid;gap:.8rem;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
}
.gallery img{
  width:100%;aspect-ratio:4/3;object-fit:cover;
  border-radius:var(--radius);
  background:var(--bg-alt);
  box-shadow:var(--shadow-sm);
}

.split{display:grid;gap:2rem;grid-template-columns:1fr;align-items:start}
@media (min-width:880px){.split{grid-template-columns:1fr 1fr}}

.fact-strip{
  background:var(--orange);color:#fff;
  padding:1.2rem 0;
}
.fact-strip .container{display:flex;flex-wrap:wrap;gap:1rem;justify-content:space-between;align-items:center}
.fact-strip p{margin:0;font-weight:600;font-size:1.05rem}
.fact-strip .btn-ghost-light{margin-left:auto}

/* generic prose container for legal pages */
.prose{max-width:780px;margin:0 auto}
.prose p, .prose li{color:var(--body)}
.prose h2{margin-top:2rem;color:var(--navy)}

/* contact */
.contact-grid{display:grid;gap:2.2rem;grid-template-columns:1fr}
@media (min-width:880px){.contact-grid{grid-template-columns:1fr 1.2fr}}
.contact-card{
  background:#fff;border:1px solid var(--line);border-radius:var(--radius-lg);
  padding:1.6rem;box-shadow:var(--shadow-sm);
}
.contact-list{display:flex;flex-direction:column;gap:.8rem}
.contact-list li{display:flex;gap:.7rem;align-items:flex-start}
.contact-list .ico{
  color:var(--orange);font-size:1.15rem;
  flex:0 0 1.4em;line-height:1.4;
}
.contact-list b{display:block;color:var(--navy);font-weight:700}

/* footer */
.site-footer{background:var(--bg-dark);color:#cfd6e2;padding:3rem 0 1rem;margin-top:0}
.footer-grid{
  display:grid;gap:2rem;
  grid-template-columns:1fr;
}
@media (min-width:680px){.footer-grid{grid-template-columns:repeat(2,1fr)}}
@media (min-width:980px){.footer-grid{grid-template-columns:1.4fr 1fr 1fr 1.2fr}}
.site-footer h4{color:#fff;font-size:.95rem;letter-spacing:.06em;text-transform:uppercase;margin-bottom:1rem;position:relative;padding-bottom:.6em}
.site-footer h4::after{content:"";position:absolute;left:0;bottom:0;width:34px;height:2px;background:var(--orange)}
.site-footer a{color:#cfd6e2}
.site-footer a:hover{color:var(--orange)}
.site-footer p{color:#cfd6e2;font-size:.92rem;margin-bottom:.7em}
.site-footer ul li{margin-bottom:.4em;font-size:.92rem}
.footer-contact li{display:flex;gap:.6em;align-items:flex-start;color:#cfd6e2;font-size:.92rem}
.footer-contact .ico{color:var(--orange);width:1.2em;flex:0 0 1.2em;text-align:center}
.footer-bottom{
  border-top:1px solid #25344a;
  margin-top:2rem;padding:1rem 0 0;
  display:flex;flex-wrap:wrap;gap:.6rem;justify-content:space-between;
  font-size:.85rem;color:#8b96a8;
}
.footer-bottom a{color:#cfd6e2}
.footer-bottom a:hover{color:var(--orange)}

/* ---- Mobile nav (checkbox trick) ---- */
@media (max-width:899px){
  .main-nav{
    position:fixed;
    top:0;right:-100%;
    width:min(320px,82vw);
    height:100vh;
    background:#fff;
    box-shadow:var(--shadow-lg);
    padding:5rem 1.2rem 2rem;
    flex-direction:column;align-items:stretch;
    overflow-y:auto;
    transition:right .25s ease;
    z-index:60;
  }
  .main-nav > ul{flex-direction:column;align-items:stretch;gap:0;width:100%}
  .main-nav li{width:100%}
  .main-nav a, .main-nav .nav-disabled{padding:.85rem .9rem;border-bottom:1px solid var(--line);border-radius:0}
  .has-sub > a::after{display:none}
  .sub-menu{
    position:static;
    opacity:1;visibility:visible;transform:none;
    box-shadow:none;border:0;border-top:0;padding:0;
    background:var(--bg-alt);
    border-radius:0;
  }
  .sub-menu a{padding-left:1.8rem;font-size:.9rem;border-bottom:1px solid #e9edf3}
  .nav-cta{margin-left:0;margin-top:.6rem}
  .nav-cta a.btn{display:block;text-align:center}

  .nav-burger{
    display:inline-flex;align-items:center;justify-content:center;
    width:48px;height:48px;
    background:transparent;border:1px solid var(--line);border-radius:var(--radius);
    cursor:pointer;
    position:relative;z-index:70;
  }
  .nav-burger:hover{background:var(--bg-alt)}
  .nav-burger .bar{display:block;width:22px;height:2px;background:var(--ink);position:relative;transition:transform .2s,opacity .2s}
  .nav-burger .bar::before,.nav-burger .bar::after{
    content:"";position:absolute;left:0;width:22px;height:2px;background:var(--ink);transition:transform .2s,top .2s;
  }
  .nav-burger .bar::before{top:-7px}
  .nav-burger .bar::after{top:7px}

  .nav-toggle:checked ~ .main-nav{right:0}
  .nav-toggle:checked ~ .nav-burger .bar{background:transparent}
  .nav-toggle:checked ~ .nav-burger .bar::before{top:0;transform:rotate(45deg)}
  .nav-toggle:checked ~ .nav-burger .bar::after{top:0;transform:rotate(-45deg)}

  /* backdrop */
  .nav-toggle:checked ~ .nav-backdrop{
    position:fixed;inset:0;background:rgba(15,23,42,.45);z-index:55;
  }
  .nav-backdrop{display:none}

  body.nav-open{overflow:hidden}

  .top-bar{display:none}
}

/* desktop: ensure ordering inside header */
@media (min-width:900px){
  .nav-backdrop{display:none}
}

/* small utilities */
.text-center{text-align:center}
.mt-2{margin-top:2rem}
.mt-3{margin-top:3rem}
.mb-0{margin-bottom:0}