/* ============================================================
   R White Plumbing & Heating — shared stylesheet
   All brand colours live here. Adjust a hex once, changes everywhere.
   ============================================================ */
:root{
  --navy:#12314e;        /* deep header/footer navy */
  --blue:#1d6fb8;        /* brand blue (links, buttons) */
  --blue-dark:#155a97;   /* button hover */
  --copper:#c8722c;      /* copper-pipe accent */
  --paper:#f6f8fa;       /* page background */
  --white:#ffffff;
  --ink:#1c2733;         /* body text */
  --muted:#5b6b7a;       /* secondary text */
  --line:#dfe6ec;        /* borders */
  --radius:14px;
  --shadow:0 6px 24px rgba(18,49,78,.08);
  --font-display:"Bricolage Grotesque",system-ui,sans-serif;
  --font-body:"Inter",system-ui,sans-serif;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:var(--font-body);color:var(--ink);background:var(--paper);line-height:1.65;font-size:17px}
img{max-width:100%;height:auto;display:block}
a{color:var(--blue)}
h1,h2,h3{font-family:var(--font-display);line-height:1.15;color:var(--navy);letter-spacing:-.01em}
h1{font-size:clamp(2rem,5.5vw,3.4rem);font-weight:800}
h2{font-size:clamp(1.5rem,3.6vw,2.2rem);font-weight:700}
h3{font-size:1.15rem;font-weight:700}
.container{width:min(1120px,92%);margin-inline:auto}

/* Copper pipe divider — signature element */
.pipe{height:5px;border:0;border-radius:3px;width:72px;margin:14px 0 22px;
  background:linear-gradient(90deg,#a85a1d,var(--copper) 45%,#e8a25e);}
.pipe.center{margin-inline:auto}

/* Top utility bar */
.topbar{background:var(--navy);color:#cfe0f2;font-size:.85rem;padding:.45rem 0}
.topbar .container{display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.topbar a{color:#fff;text-decoration:none;font-weight:600}

/* Header / nav */
header.site{background:var(--white);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:50}
.nav{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.7rem 0}
.brand{display:flex;align-items:center;gap:.8rem;text-decoration:none}
.brand img{height:56px;width:auto}
.nav-links{display:flex;gap:1.6rem;list-style:none;align-items:center}
.nav-links a{color:var(--navy);text-decoration:none;font-weight:600;font-size:.95rem;padding:.35rem 0;border-bottom:2px solid transparent}
.nav-links a:hover,.nav-links a[aria-current="page"]{border-bottom-color:var(--copper)}
.nav-cta{background:var(--blue);color:#fff !important;padding:.6rem 1.1rem;border-radius:999px;border:0 !important}
.nav-cta:hover{background:var(--blue-dark)}
.menu-btn{display:none;background:none;border:1px solid var(--line);border-radius:8px;padding:.45rem .7rem;font-size:1.2rem;color:var(--navy);cursor:pointer}

/* Hero */
.hero{background:
  radial-gradient(900px 420px at 85% -10%,rgba(29,111,184,.18),transparent 60%),
  linear-gradient(180deg,var(--navy),#0d2740);
  color:#fff;padding:4.5rem 0 4rem}
.hero .eyebrow{color:#8fc0ea;font-weight:700;letter-spacing:.14em;text-transform:uppercase;font-size:.8rem}
.hero h1{color:#fff;margin:.5rem 0 1rem}
.hero p.lede{color:#d6e4f2;max-width:38rem;font-size:1.1rem}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:3rem;align-items:center}
.hero-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.14);border-radius:var(--radius);padding:1.6rem;backdrop-filter:blur(4px)}
.hero-card strong{display:block;color:#8fc0ea;font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;margin-bottom:.5rem}
.phones a{display:block;color:#fff;text-decoration:none;font-family:var(--font-display);font-weight:800;font-size:1.55rem;line-height:1.4}
.phones a:hover{color:#8fc0ea}
.cta-row{display:flex;gap:.8rem;flex-wrap:wrap;margin-top:1.6rem}
.btn{display:inline-block;padding:.85rem 1.5rem;border-radius:999px;text-decoration:none;font-weight:700;font-size:1rem}
.btn-primary{background:var(--copper);color:#fff}
.btn-primary:hover{background:#b0621f}
.btn-ghost{border:1.5px solid rgba(255,255,255,.5);color:#fff}
.btn-ghost:hover{border-color:#fff}
.btn-blue{background:var(--blue);color:#fff}
.btn-blue:hover{background:var(--blue-dark)}

/* Sections */
section{padding:3.8rem 0}
.section-head{max-width:44rem;margin-bottom:2.2rem}
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:1.4rem}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:1.4rem}
.card{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);padding:1.6rem;box-shadow:var(--shadow)}
.card h3{margin-bottom:.5rem}
.card p{color:var(--muted);font-size:.97rem}
.tick{color:var(--copper);font-weight:800;margin-right:.4rem}

/* Trust badges */
.badges{background:var(--white);border-block:1px solid var(--line);padding:1.8rem 0}
.badges .container{display:flex;gap:2.5rem;align-items:center;justify-content:center;flex-wrap:wrap}
.badges img{height:64px;width:auto;filter:saturate(.95)}
.badges span{font-size:.85rem;color:var(--muted);width:100%;text-align:center;display:block;margin-bottom:.6rem;letter-spacing:.1em;text-transform:uppercase;font-weight:700}

/* Testimonials */
.quote{background:var(--white);border-left:4px solid var(--copper);border-radius:0 var(--radius) var(--radius) 0;padding:1.4rem 1.6rem;box-shadow:var(--shadow)}
.quote p{font-size:1rem;color:var(--ink)}
.quote footer{margin-top:.7rem;color:var(--muted);font-size:.88rem;font-weight:600}
.stars{color:#e9a13b;letter-spacing:.1em;font-size:.9rem}

/* Gallery */
.gallery{display:grid;grid-template-columns:repeat(3,1fr);gap:1rem}
.gallery figure{background:var(--white);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.gallery img{width:100%;height:260px;object-fit:cover}
.gallery figcaption{padding:.8rem 1rem;font-size:.9rem;color:var(--muted);font-weight:600}

/* Contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.1fr;gap:2.5rem;align-items:start}
form .field{margin-bottom:1rem}
label{display:block;font-weight:600;font-size:.9rem;margin-bottom:.35rem;color:var(--navy)}
input,textarea{width:100%;padding:.8rem .95rem;border:1px solid var(--line);border-radius:10px;font:inherit;background:var(--white)}
input:focus,textarea:focus{outline:2px solid var(--blue);outline-offset:1px;border-color:var(--blue)}

/* Prose (privacy) */
.prose h2{margin:2.2rem 0 .8rem}
.prose h3{margin:1.6rem 0 .5rem}
.prose p,.prose li{color:var(--ink);margin-bottom:.9rem;font-size:.97rem}
.prose ul{padding-left:1.3rem}

/* Footer */
footer.site{background:var(--navy);color:#c6d6e6;padding:3rem 0 2rem;margin-top:2rem}
footer.site .cols{display:grid;grid-template-columns:1.3fr 1fr 1fr;gap:2rem}
footer.site h3{color:#fff;font-size:1rem;margin-bottom:.8rem}
footer.site a{color:#e6f0fa;text-decoration:none}
footer.site a:hover{text-decoration:underline}
footer.site ul{list-style:none}
footer.site li{margin-bottom:.45rem}
.foot-legal{border-top:1px solid rgba(255,255,255,.15);margin-top:2rem;padding-top:1.2rem;font-size:.85rem;display:flex;justify-content:space-between;gap:1rem;flex-wrap:wrap}
.foot-logo{height:52px;width:auto;margin-bottom:.9rem}

/* Sticky mobile call bar */
.callbar{display:none;position:fixed;bottom:0;left:0;right:0;z-index:60;background:var(--copper);text-align:center;padding:.85rem;box-shadow:0 -4px 16px rgba(0,0,0,.18)}
.callbar a{color:#fff;text-decoration:none;font-weight:800;font-family:var(--font-display);font-size:1.05rem}

@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}}
@media (max-width:900px){
  .hero-grid,.grid-3,.grid-2,.contact-grid,footer.site .cols{grid-template-columns:1fr}
  .gallery{grid-template-columns:repeat(2,1fr)}
  .nav-links{display:none;position:absolute;top:100%;left:0;right:0;background:var(--white);flex-direction:column;gap:0;border-bottom:1px solid var(--line);padding:.5rem 0}
  .nav-links.open{display:flex}
  .nav-links li{width:100%}
  .nav-links a{display:block;padding:.9rem 6%;border-bottom:0}
  .menu-btn{display:block}
  .callbar{display:block}
  body{padding-bottom:56px}
}
@media (max-width:560px){.gallery{grid-template-columns:1fr}.gallery img{height:220px}}

/* Facebook feed modal */
.fb-modal{position:fixed;inset:0;z-index:100;background:rgba(18,49,78,.65);display:flex;align-items:center;justify-content:center;padding:1rem}
.fb-modal[hidden]{display:none}
.fb-modal-inner{background:var(--white);border-radius:var(--radius);width:min(440px,100%);max-height:92vh;overflow:auto;padding:1rem 1rem 1.2rem;box-shadow:0 20px 60px rgba(0,0,0,.35)}
.fb-modal-head{display:flex;justify-content:space-between;align-items:center;gap:1rem;margin-bottom:.7rem}
.fb-modal-head strong{font-family:var(--font-display);color:var(--navy)}
.fb-modal-head button{background:none;border:0;font-size:1.7rem;line-height:1;color:var(--muted);cursor:pointer;padding:.2rem .5rem}
.fb-modal-head button:hover{color:var(--navy)}