/* ============================================================
   Watt Works – shared stylesheet
   Brand: dark charcoal + orange accent (#FD5521)
   ============================================================ */

:root{
  --orange:#FD5521;
  --orange-dark:#e34612;
  --ink:#12151b;        /* darkest bg */
  --panel:#1a1e26;      /* section bg */
  --panel-2:#222732;    /* card bg */
  --line:#2c313d;
  --text:#eef1f6;
  --muted:#aab2c0;
  --white:#ffffff;
  --radius:14px;
  --maxw:1160px;
  --shadow:0 10px 30px rgba(0,0,0,.35);
  --ff:'Segoe UI',system-ui,-apple-system,Roboto,Helvetica,Arial,sans-serif;
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:var(--ff);
  color:var(--text);
  background:var(--ink);
  line-height:1.65;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
h1,h2,h3{line-height:1.15;margin:0 0 .4em;font-weight:700;letter-spacing:.2px}
h1{font-size:clamp(2.4rem,6vw,4rem)}
h2{font-size:clamp(1.7rem,3.4vw,2.5rem)}
h3{font-size:1.3rem}
p{margin:0 0 1rem}
.container{max-width:var(--maxw);margin:0 auto;padding:0 22px}
.accent{color:var(--orange)}
.section{padding:76px 0}
.section--tight{padding:52px 0}
.center{text-align:center}
.lead{font-size:1.12rem;color:var(--muted);max-width:720px}
.center .lead{margin-left:auto;margin-right:auto}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:14px 26px;border-radius:40px;font-weight:600;font-size:1rem;
  cursor:pointer;border:2px solid transparent;transition:.2s ease;
}
.btn-primary{background:var(--orange);color:#fff}
.btn-primary:hover{background:var(--orange-dark);transform:translateY(-2px)}
.btn-ghost{border-color:rgba(255,255,255,.5);color:#fff}
.btn-ghost:hover{border-color:var(--orange);color:var(--orange)}
.btn-row{display:flex;gap:14px;flex-wrap:wrap}
.center .btn-row{justify-content:center}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(15,17,23,.92);backdrop-filter:blur(10px);
  border-bottom:1px solid var(--line);
}
.nav{display:flex;align-items:center;justify-content:space-between;height:74px}
.brand{display:flex;align-items:center;gap:12px;font-weight:700;font-size:1.15rem}
.brand img{width:46px;height:46px}
.nav-links{display:flex;align-items:center;gap:28px;list-style:none;margin:0;padding:0}
.nav-links a{color:var(--text);font-weight:500;font-size:.98rem;padding:6px 0;position:relative}
.nav-links a:hover,.nav-links a.active{color:var(--orange)}
.nav-links a.active::after{content:"";position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--orange)}
.nav-cta{display:flex;align-items:center;gap:16px}
.nav-call{color:var(--orange);font-weight:700}
.menu-toggle{display:none;background:none;border:0;color:#fff;cursor:pointer;padding:6px}
.menu-toggle svg{width:28px;height:28px}

/* ---------- Hero ---------- */
.hero{position:relative;min-height:78vh;display:flex;align-items:center;overflow:hidden}
.hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(90deg,rgba(10,12,16,.9) 0%,rgba(10,12,16,.62) 55%,rgba(10,12,16,.35) 100%);
  z-index:1;
}
.hero-bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;z-index:0}
.hero .container{position:relative;z-index:2;padding-top:40px;padding-bottom:40px}
.hero .kicker{color:var(--orange);font-weight:700;letter-spacing:2px;text-transform:uppercase;font-size:.85rem;margin-bottom:14px}
.hero p{max-width:560px;color:#dfe4ee;font-size:1.12rem}
.hero .btn-row{margin-top:26px}

/* ---------- Page hero (interior) ---------- */
.page-hero{background:linear-gradient(160deg,#171b22,#0f1217);padding:96px 0 64px;text-align:center;border-bottom:1px solid var(--line)}
.page-hero .kicker{color:var(--orange);font-weight:700;letter-spacing:2px;text-transform:uppercase;font-size:.82rem}

/* ---------- Feature rows (Residential / Commercial / Industrial on home) ---------- */
.feature{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:center;margin:56px 0}
.feature:nth-child(even) .feature-media{order:2}
.feature-media img{width:100%;height:100%;max-height:420px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
.feature h3{color:var(--orange);font-size:1.5rem;text-transform:uppercase;letter-spacing:1px}

/* ---------- Services grid ---------- */
.grid{display:grid;gap:26px}
.grid-3{grid-template-columns:repeat(3,1fr)}
.grid-2{grid-template-columns:repeat(2,1fr)}
.card{
  background:var(--panel-2);border:1px solid var(--line);border-radius:var(--radius);
  padding:30px 26px;transition:.2s ease;
}
.card:hover{transform:translateY(-4px);border-color:var(--orange)}
.card .ico{width:52px;height:52px;margin-bottom:16px;color:var(--orange)}
.card .ico svg{width:100%;height:100%;fill:var(--orange)}
.card h3{margin-bottom:.35em}
.card p{color:var(--muted);margin:0}

/* ---------- Service detail blocks (services page) ---------- */
.svc{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center;padding:46px 0;border-bottom:1px solid var(--line)}
.svc:last-child{border-bottom:0}
.svc:nth-child(even) .svc-media{order:2}
.svc-media img{width:100%;height:340px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
.svc h2{color:var(--orange)}

/* ---------- About ---------- */
.about-split{display:grid;grid-template-columns:1.3fr 1fr;gap:46px;align-items:center}
.about-split img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;height:360px;object-fit:cover}
.values{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:14px}
.value h3{color:var(--orange)}
.value p{color:var(--muted)}

/* ---------- Contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:46px;align-items:start}
.contact-media img{width:100%;height:100%;min-height:420px;object-fit:cover;border-radius:var(--radius);box-shadow:var(--shadow)}
form.ww-form{display:grid;gap:16px}
.field{display:grid;gap:6px}
.field label{font-size:.9rem;color:var(--muted);font-weight:600}
.field.req label::after{content:" *";color:var(--orange)}
.row-2{display:grid;grid-template-columns:1fr 1fr;gap:16px}
input,textarea{
  width:100%;padding:13px 15px;border-radius:10px;border:1px solid var(--line);
  background:var(--panel);color:var(--text);font:inherit;
}
input:focus,textarea:focus{outline:none;border-color:var(--orange)}
textarea{min-height:140px;resize:vertical}

/* ---------- CTA band ---------- */
.cta-band{background:linear-gradient(90deg,var(--orange),var(--orange-dark));text-align:center;padding:58px 0}
.cta-band h2{color:#fff}
.cta-band p{color:rgba(255,255,255,.92)}
.cta-band .btn-ghost{border-color:#fff;color:#fff}
.cta-band .btn-ghost:hover{background:#fff;color:var(--orange-dark)}
.cta-band .btn-primary{background:#12151b}
.cta-band .btn-primary:hover{background:#000}

/* ---------- Get in touch ---------- */
.touch{text-align:center}
.touch img{width:120px;height:120px;margin:0 auto 18px}
.touch a{display:block;font-size:1.5rem;font-weight:700;margin:6px 0;color:#fff}
.touch a:hover{color:var(--orange)}

/* ---------- Footer ---------- */
.site-footer{background:#0c0e13;border-top:1px solid var(--line);padding:46px 0 28px;color:var(--muted)}
.foot-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr;gap:32px}
.site-footer h4{color:#fff;margin:0 0 14px;font-size:1rem}
.site-footer a{color:var(--muted)}
.site-footer a:hover{color:var(--orange)}
.foot-links{list-style:none;margin:0;padding:0;display:grid;gap:8px}
.foot-brand{display:flex;align-items:center;gap:12px;margin-bottom:12px}
.foot-brand img{width:44px;height:44px}
.foot-bottom{border-top:1px solid var(--line);margin-top:34px;padding-top:18px;text-align:center;font-size:.86rem}

/* ---------- Responsive ---------- */
@media (max-width:860px){
  .nav-links{
    position:absolute;top:74px;left:0;right:0;background:var(--panel);
    flex-direction:column;gap:0;padding:8px 0;border-bottom:1px solid var(--line);
    display:none;
  }
  .nav-links.open{display:flex}
  .nav-links a{padding:14px 22px;width:100%}
  .menu-toggle{display:inline-flex}
  .nav-call span{display:none}
  .feature,.svc,.about-split,.contact-grid{grid-template-columns:1fr}
  .feature:nth-child(even) .feature-media,.svc:nth-child(even) .svc-media{order:0}
  .grid-3,.grid-2,.values,.foot-grid{grid-template-columns:1fr}
  .row-2{grid-template-columns:1fr}
  .hero{min-height:70vh}
}
@media (max-width:1024px) and (min-width:861px){
  .grid-3{grid-template-columns:repeat(2,1fr)}
}