/* OneNull Demolition — site styles */
:root{
  --bg:#121316;
  --bg-2:#1b1d22;
  --bg-3:#23262d;
  --ink:#f4f5f7;
  --muted:#a7adb8;
  --line:#2e323b;
  --accent:#ff7a18;
  --accent-2:#ffb020;
  --max:1180px;
  --radius:14px;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  font-synthesis:none;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;background:var(--bg);color:var(--ink);
  font-family:"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  line-height:1.6;-webkit-font-smoothing:antialiased;
}
a{color:var(--accent-2);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
h1,h2,h3{line-height:1.15;margin:0 0 .5em;font-weight:800;letter-spacing:-.01em}
h1{font-size:clamp(2rem,5vw,3.4rem)}
h2{font-size:clamp(1.5rem,3vw,2.2rem)}
h3{font-size:1.2rem}
p{margin:0 0 1rem}
.wrap{max-width:var(--max);margin:0 auto;padding:0 22px}
.section{padding:72px 0}
.section.tight{padding:48px 0}
.eyebrow{color:var(--accent);text-transform:uppercase;letter-spacing:.18em;font-size:.78rem;font-weight:700;margin-bottom:.6rem}
.muted{color:var(--muted)}
.center{text-align:center}

/* Header */
header.nav{position:sticky;top:0;z-index:50;background:rgba(18,19,22,.92);
  backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}
.nav-inner{display:flex;align-items:center;gap:18px;height:68px;max-width:var(--max);margin:0 auto;padding:0 22px}
.brand{display:flex;align-items:center;gap:10px;font-weight:900;font-size:1.15rem;letter-spacing:-.02em;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand .mark{display:inline-grid;place-items:center;width:34px;height:34px;background:var(--accent);color:#111;border-radius:8px;font-weight:900}
.brand b{color:var(--accent)}
.nav-links{display:flex;gap:4px;margin-left:auto;align-items:center;flex-wrap:wrap}
.nav-links a{color:var(--muted);padding:8px 12px;border-radius:8px;font-weight:600;font-size:.95rem}
.nav-links a:hover{color:var(--ink);background:var(--bg-3);text-decoration:none}
.nav-cta{background:var(--accent);color:#111 !important;font-weight:800}
.nav-cta:hover{background:var(--accent-2)}
.nav-toggle{display:none;margin-left:auto;background:none;border:1px solid var(--line);color:var(--ink);
  border-radius:8px;padding:8px 12px;font-size:1.1rem;cursor:pointer}

/* Buttons */
.btn{display:inline-block;padding:13px 22px;border-radius:10px;font-weight:800;cursor:pointer;border:0}
.btn-primary{background:var(--accent);color:#111}
.btn-primary:hover{background:var(--accent-2);text-decoration:none}
.btn-ghost{background:transparent;color:var(--ink);border:1px solid var(--line)}
.btn-ghost:hover{border-color:var(--accent);text-decoration:none}
.btn-row{display:flex;gap:14px;flex-wrap:wrap}

/* Hero */
.hero{position:relative;min-height:78vh;display:flex;align-items:center;overflow:hidden;border-bottom:1px solid var(--line);background-size:cover;background-position:center}
.hero::after{content:"";position:absolute;inset:0;z-index:1;
  background:linear-gradient(90deg,rgba(10,10,12,.9) 0%,rgba(10,10,12,.6) 55%,rgba(10,10,12,.35) 100%)}
.hero .wrap{position:relative;z-index:2;max-width:760px}
.hero h1{margin-bottom:.3em}
.hero p.lead{font-size:1.2rem;color:#e7e9ee;max-width:60ch}
.subhero{background:var(--bg-2);border-bottom:1px solid var(--line)}
.subhero .wrap{padding-top:54px;padding-bottom:54px}

/* Trust bar */
.trust{background:var(--bg-2);border-bottom:1px solid var(--line)}
.trust .row{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:26px 0}
.trust .item{display:flex;gap:12px;align-items:center;justify-content:center;color:var(--muted);font-weight:600}
.trust .item .ic{font-size:1.4rem}

/* Grid cards */
.grid{display:grid;gap:22px}
.cols-3{grid-template-columns:repeat(3,1fr)}
.cols-2{grid-template-columns:repeat(2,1fr)}
.card{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;
  display:flex;flex-direction:column;transition:transform .15s ease,border-color .15s ease}
.card:hover{transform:translateY(-3px);border-color:var(--accent)}
.card .thumb{aspect-ratio:16/10;background:var(--bg-3);overflow:hidden}
.card .thumb img{width:100%;height:100%;object-fit:cover}
.card .body{padding:18px 20px 22px}
.card .body h3{margin-bottom:.4rem}
.card .body p{color:var(--muted);font-size:.96rem;margin-bottom:.8rem}
.card .more{font-weight:800;color:var(--accent-2)}
.tag{display:inline-block;background:var(--bg-3);border:1px solid var(--line);color:var(--muted);
  padding:3px 10px;border-radius:999px;font-size:.78rem;margin:0 6px 6px 0}

/* Split */
.split{display:grid;grid-template-columns:1.1fr .9fr;gap:40px;align-items:center}
.split img{border-radius:var(--radius);box-shadow:var(--shadow)}

/* Gallery */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.gallery img{width:100%;aspect-ratio:4/3;object-fit:cover;border-radius:10px;cursor:pointer;transition:opacity .15s}
.gallery img:hover{opacity:.85}

/* Before/after */
.ba{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.ba figure{margin:0}
.ba img{border-radius:10px}
.ba figcaption{margin-top:8px;color:var(--muted);font-size:.85rem;text-transform:uppercase;letter-spacing:.12em;font-weight:700}

/* FAQ */
.faq details{background:var(--bg-2);border:1px solid var(--line);border-radius:10px;padding:0 18px;margin-bottom:12px}
.faq summary{cursor:pointer;font-weight:700;padding:16px 0;list-style:none}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";float:right;color:var(--accent);font-weight:900}
.faq details[open] summary::after{content:"–"}
.faq details p{color:var(--muted);padding-bottom:16px;margin:0}

/* Video */
.video-wrap{position:relative;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line);background:#000}
.video-wrap video{width:100%;display:block;max-height:520px}

/* CTA band */
.cta{background:linear-gradient(135deg,#1d1f25,#15161a);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}
.cta .wrap{text-align:center;padding:70px 22px}
.cta .phone{font-size:clamp(1.8rem,4vw,2.6rem);font-weight:900;color:var(--accent);margin:.2em 0 .6em}
.cta .phone a{color:var(--accent)}

/* Form */
form.enquiry{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:26px}
.field{margin-bottom:16px}
.field label{display:block;font-weight:700;margin-bottom:6px;font-size:.92rem}
.field input,.field select,.field textarea{width:100%;padding:12px 14px;background:var(--bg);
  border:1px solid var(--line);border-radius:10px;color:var(--ink);font:inherit}
.field input:focus,.field select:focus,.field textarea:focus{outline:2px solid var(--accent);border-color:var(--accent)}
.two{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.form-note{font-size:.85rem;color:var(--muted)}

/* Breadcrumb / page head */
.page-head{background:var(--bg-2);border-bottom:1px solid var(--line)}
.page-head .wrap{padding:54px 22px 44px}
.crumb{color:var(--muted);font-size:.85rem;margin-bottom:.8rem}
.crumb a{color:var(--muted)}

/* Footer */
footer.site{background:#0d0e10;border-top:1px solid var(--line);padding:54px 0 30px;color:var(--muted)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:30px}
footer.site h4{color:var(--ink);font-size:1rem;margin:0 0 14px}
footer.site a{color:var(--muted);display:block;padding:3px 0}
footer.site a:hover{color:var(--accent-2)}
.foot-bottom{border-top:1px solid var(--line);margin-top:34px;padding-top:20px;font-size:.85rem;
  display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap}
.placeholder{color:var(--accent-2);font-style:italic}

/* Lightbox */
.lb{position:fixed;inset:0;background:rgba(0,0,0,.92);display:none;align-items:center;justify-content:center;z-index:100;padding:30px}
.lb.open{display:flex}
.lb img{max-width:92vw;max-height:90vh;border-radius:8px}
.lb .close{position:absolute;top:18px;right:24px;color:#fff;font-size:2.2rem;cursor:pointer;line-height:1}

@media (max-width:880px){
  .nav-links{display:none;position:absolute;top:68px;left:0;right:0;background:var(--bg-2);
    flex-direction:column;padding:12px;border-bottom:1px solid var(--line)}
  .nav-links.open{display:flex}
  .nav-links a{width:100%}
  .nav-toggle{display:block}
  .cols-3,.cols-2,.split,.gallery,.two,.trust .row,.foot-grid{grid-template-columns:1fr}
  .gallery{grid-template-columns:1fr 1fr}
  .trust .row{grid-template-columns:1fr 1fr}
  .ba{grid-template-columns:1fr}
}