/* ===== BCAC – Boiler Cleaning Assessment Centre ===== */
:root{
  --blue:#1a78c2;
  --blue-dark:#0f5a96;
  --blue-deep:#0b2740;
  --pink:#e6007e;
  --ink:#1c2b3a;
  --muted:#5a6b7b;
  --bg:#f4f8fb;
  --line:#dbe6ef;
  --white:#ffffff;
  --wa:#25d366;
  --shadow:0 6px 24px rgba(15,90,150,.12);
  --radius:14px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"Segoe UI",Roboto,Helvetica,Arial,sans-serif;
  color:var(--ink);
  background:var(--bg);
  line-height:1.65;
}
a{color:var(--blue-dark);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;display:block}
.container{width:min(1120px,92%);margin-inline:auto}
section{padding:64px 0}
h1,h2,h3{line-height:1.2;color:var(--blue-deep);margin-top:0}
h2{font-size:1.9rem;margin-bottom:.4em}
.eyebrow{color:var(--pink);font-weight:700;letter-spacing:.08em;text-transform:uppercase;font-size:.82rem;margin:0 0 .5rem}
.lead{font-size:1.12rem;color:var(--muted)}
.center{text-align:center}

/* ===== Header / Nav ===== */
.site-header{position:sticky;top:0;z-index:50;background:var(--white);box-shadow:0 2px 12px rgba(0,0,0,.06)}
.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0}
.brand{display:flex;align-items:center;gap:12px}
.brand .logo{
  width:46px;height:46px;border-radius:50%;flex:none;
  background:conic-gradient(from 200deg,#7a2e22 0 50%,#9aa3ab 50% 100%);
  box-shadow:inset 0 0 0 3px #fff,0 0 0 1px var(--line);
}
.brand b{font-size:1.15rem;color:var(--blue-deep);line-height:1}
.brand span{display:block;font-size:.72rem;color:var(--muted);font-weight:500}
.nav-links{display:flex;gap:6px;align-items:center;list-style:none;margin:0;padding:0}
.nav-links a{
  color:var(--ink);font-weight:600;font-size:.95rem;padding:8px 12px;border-radius:8px;
}
.nav-links a:hover{background:var(--bg);text-decoration:none;color:var(--blue-dark)}
.nav-links a.active{color:var(--pink)}
.nav-cta{background:var(--pink)!important;color:#fff!important}
.nav-cta:hover{background:#c00069!important}
.nav-toggle{display:none;background:none;border:0;cursor:pointer;font-size:1.6rem;color:var(--blue-deep)}

/* ===== Hero ===== */
.hero{
  position:relative;color:#fff;
  background:linear-gradient(180deg,rgba(11,39,64,.78),rgba(15,90,150,.92)),
    url("https://images.unsplash.com/photo-1581094794329-c8112a89af12?q=80&w=1600&auto=format&fit=crop") center/cover;
}
.hero .container{padding:96px 0}
.hero h1{color:#fff;font-size:2.8rem;max-width:18ch}
.hero p{font-size:1.18rem;max-width:60ch;color:#eaf3fb}
.hero .gst{display:inline-block;margin-top:8px;font-size:.85rem;letter-spacing:.04em;opacity:.9}
.btn{
  display:inline-block;padding:13px 26px;border-radius:10px;font-weight:700;
  background:var(--pink);color:#fff;border:0;cursor:pointer;transition:.18s;
}
.btn:hover{background:#c00069;text-decoration:none;transform:translateY(-1px)}
.btn.ghost{background:transparent;border:2px solid #fff;color:#fff}
.btn.ghost:hover{background:#fff;color:var(--blue-deep)}
.btn-row{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}

/* ===== Page banner (inner pages) ===== */
.banner{background:linear-gradient(135deg,var(--blue-dark),var(--blue));color:#fff}
.banner .container{padding:54px 0}
.banner h1{color:#fff;margin:0}
.banner p{margin:.4rem 0 0;color:#dceaf6}
.crumbs{font-size:.85rem;color:#cfe3f3;margin-bottom:10px}
.crumbs a{color:#fff}

/* ===== Cards / grid ===== */
.grid{display:grid;gap:22px}
.grid.cols-3{grid-template-columns:repeat(3,1fr)}
.grid.cols-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:var(--white);border:1px solid var(--line);border-radius:var(--radius);
  padding:26px;box-shadow:var(--shadow);
}
.card h3{color:var(--blue-dark);font-size:1.15rem;margin-bottom:.4rem}
.card .ic{
  width:48px;height:48px;border-radius:12px;display:grid;place-items:center;
  background:#e8f3fb;color:var(--blue-dark);margin-bottom:14px;
}
.card .ic svg{width:26px;height:26px}

.feature-list{list-style:none;padding:0;margin:0}
.feature-list li{position:relative;padding:8px 0 8px 30px;border-bottom:1px dashed var(--line)}
.feature-list li:last-child{border-bottom:0}
.feature-list li::before{
  content:"";position:absolute;left:0;top:15px;width:12px;height:12px;border-radius:50%;
  background:var(--pink);
}

.section-alt{background:var(--white)}

/* steps */
.steps{counter-reset:step;display:grid;gap:20px;grid-template-columns:repeat(3,1fr)}
.step{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:26px;position:relative;box-shadow:var(--shadow)}
.step::before{
  counter-increment:step;content:counter(step);
  display:grid;place-items:center;width:42px;height:42px;border-radius:50%;
  background:var(--blue-dark);color:#fff;font-weight:700;margin-bottom:14px;
}

/* before/after */
.ba{display:grid;grid-template-columns:1fr 1fr;gap:0;border-radius:var(--radius);overflow:hidden;border:1px solid var(--line)}
.ba figure{margin:0;background:#0b2740}
.ba figcaption{background:var(--blue-deep);color:#fff;text-align:center;padding:8px;font-weight:600;font-size:.9rem}
.ph{aspect-ratio:4/3;display:grid;place-items:center;color:#9fb6c9;font-size:.85rem;
  background:repeating-linear-gradient(45deg,#142e44 0,#16324a 12px,#1b3c57 12px,#1b3c57 24px)}

/* CTA band */
.cta-band{background:linear-gradient(135deg,var(--pink),#b80064);color:#fff;text-align:center}
.cta-band h2{color:#fff}
.cta-band .btn{background:#fff;color:var(--pink)}
.cta-band .btn:hover{background:#0b2740;color:#fff}

/* contact */
.contact-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:30px;align-items:start}
.info-line{display:flex;gap:14px;padding:14px 0;border-bottom:1px solid var(--line)}
.info-line .ic{flex:none;width:40px;height:40px;border-radius:10px;background:#e8f3fb;color:var(--blue-dark);display:grid;place-items:center}
.info-line b{display:block;color:var(--blue-deep)}
.info-line a{word-break:break-word}
form .field{margin-bottom:16px}
form label{display:block;font-weight:600;margin-bottom:6px;font-size:.92rem}
form input,form textarea{
  width:100%;padding:12px 14px;border:1px solid var(--line);border-radius:10px;font:inherit;background:#fff;
}
form input:focus,form textarea:focus{outline:2px solid var(--blue);border-color:var(--blue)}

/* legal pages */
.legal h2{font-size:1.3rem;margin-top:2rem}
.legal p,.legal li{color:#33485b}
.legal ul{padding-left:1.2rem}

/* footer */
.site-footer{background:var(--blue-deep);color:#c8dbe9;padding:54px 0 24px}
.site-footer h4{color:#fff;margin:0 0 12px;font-size:1rem}
.foot-grid{display:grid;grid-template-columns:1.6fr 1fr 1.4fr;gap:34px}
.site-footer a{color:#c8dbe9}
.site-footer a:hover{color:#fff}
.foot-links{list-style:none;padding:0;margin:0}
.foot-links li{padding:5px 0}
.foot-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:34px;padding-top:18px;font-size:.85rem;display:flex;justify-content:space-between;gap:14px;flex-wrap:wrap;color:#9fbdd4}

/* ===== Floating buttons ===== */
.float-actions{position:fixed;right:20px;bottom:22px;z-index:90;display:flex;flex-direction:column;gap:14px}
.fab{
  width:56px;height:56px;border-radius:50%;display:grid;place-items:center;color:#fff;
  box-shadow:0 8px 22px rgba(0,0,0,.28);transition:.18s;position:relative;
}
.fab:hover{transform:scale(1.08);text-decoration:none}
.fab svg{width:30px;height:30px}
.fab.wa{background:var(--wa)}
.fab.call{background:var(--blue-dark)}
.fab::after{
  content:attr(data-tip);position:absolute;right:68px;top:50%;transform:translateY(-50%);
  background:#0b2740;color:#fff;padding:6px 12px;border-radius:8px;white-space:nowrap;font-size:.82rem;
  opacity:0;pointer-events:none;transition:.18s;
}
.fab:hover::after{opacity:1}
.fab .pulse{position:absolute;inset:0;border-radius:50%;animation:pulse 2s infinite}
.fab.wa .pulse{box-shadow:0 0 0 0 rgba(37,211,102,.5)}
.fab.call .pulse{box-shadow:0 0 0 0 rgba(26,120,194,.5)}
@keyframes pulse{70%{box-shadow:0 0 0 16px rgba(0,0,0,0)}100%{box-shadow:0 0 0 0 rgba(0,0,0,0)}}

/* ===== Responsive ===== */
@media(max-width:860px){
  .nav-links{
    position:absolute;top:100%;left:0;right:0;background:#fff;flex-direction:column;align-items:stretch;
    padding:10px 16px 18px;box-shadow:0 10px 20px rgba(0,0,0,.1);display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:12px 8px;border-bottom:1px solid var(--line)}
  .nav-toggle{display:block}
  .grid.cols-3,.grid.cols-2,.steps{grid-template-columns:1fr}
  .contact-grid,.foot-grid{grid-template-columns:1fr}
  .hero h1{font-size:2.1rem}
  section{padding:46px 0}
}