/* Smart Energy Solutions Limited — site styles
   Palette taken from the company logo */
:root{
  --black:#141414;
  --ink:#1f1f1f;
  --gold:#F2A900;
  --orange:#F26A12;
  --red:#E3202A;
  --cream:#FFF6E8;
  --sand:#FBEBD2;
  --muted:#5c5650;
  --line:#ecdcc4;
  --white:#fff;
  --grad:linear-gradient(100deg,var(--red) 0%,var(--orange) 45%,var(--gold) 100%);
  --radius:14px;
  --shadow:0 10px 30px rgba(20,20,20,.08);
  --head:"Montserrat",system-ui,sans-serif;
  --body:"Source Sans 3",system-ui,-apple-system,"Segoe UI",sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
html,body{overflow-x:clip}
body{margin:0;font-family:var(--body);font-size:18px;line-height:1.6;color:var(--ink);background:var(--white)}
img{max-width:100%;height:auto;display:block}
a{color:var(--orange)}
h1,h2,h3,h4{font-family:var(--head);line-height:1.15;color:var(--black);margin:0 0 .5em}
h1{font-size:clamp(2.1rem,4.6vw,3.6rem);font-weight:800;letter-spacing:-.02em}
h2{font-size:clamp(1.7rem,3vw,2.4rem);font-weight:800;letter-spacing:-.01em}
h3{font-size:1.25rem;font-weight:700}
p{margin:0 0 1em}
.container{width:min(1180px,92vw);margin-inline:auto}
.eyebrow{display:inline-block;font-family:var(--head);font-weight:700;font-size:.78rem;letter-spacing:.14em;text-transform:uppercase;color:var(--orange);margin-bottom:.8rem}
.lead{font-size:1.2rem;color:var(--muted);max-width:62ch}
.skip{position:absolute;left:-999px}
.skip:focus{left:12px;top:12px;background:#fff;padding:8px 12px;z-index:100}

/* Buttons */
.btn{display:inline-flex;align-items:center;gap:.55em;font-family:var(--head);font-weight:700;font-size:.95rem;padding:.9em 1.4em;border-radius:999px;text-decoration:none;border:2px solid transparent;cursor:pointer;transition:transform .15s ease,box-shadow .15s ease,background .15s}
.btn:hover{transform:translateY(-1px)}
.btn svg{width:1.15em;height:1.15em;flex:none}
.btn-primary{background:var(--orange);color:#fff;box-shadow:0 6px 18px rgba(242,106,18,.35)}
.btn-primary:hover{background:#e05c08}
.btn-dark{background:var(--black);color:#fff}
.btn-outline{border-color:var(--black);color:var(--black);background:transparent}
.btn-outline:hover{background:var(--black);color:#fff}
.btn-wa{background:#1fa855;color:#fff}
.btn-wa:hover{background:#178c46}
.btn-light{background:#fff;color:var(--black)}
.btn-row{display:flex;flex-wrap:wrap;gap:.8rem}

/* Top bar + header */
.topbar{background:var(--black);color:#f3e7d6;font-size:.88rem}
.topbar .container{display:flex;justify-content:space-between;gap:1rem;padding:.45rem 0;flex-wrap:wrap}
.topbar a{color:#f3e7d6;text-decoration:none}
.topbar a:hover{color:var(--gold)}
.topbar .tb-left{display:flex;gap:1.4rem;flex-wrap:wrap}
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.96);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.site-header::after{content:"";display:block;height:4px;background:var(--grad)}
.nav{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:.6rem 0}
.brand{display:flex;align-items:center;gap:.7rem;text-decoration:none;color:var(--black)}
.brand img{height:54px;width:auto}
.brand span{font-family:var(--head);font-weight:800;font-size:1.02rem;line-height:1.05;letter-spacing:-.01em}
.brand small{display:block;font-weight:600;font-size:.68rem;letter-spacing:.12em;color:var(--muted)}
.menu{display:flex;align-items:center;gap:.2rem;list-style:none;margin:0;padding:0}
.menu>li{position:relative}
.menu a,.menu button.dd{font-family:var(--head);font-weight:600;font-size:.93rem;color:var(--black);text-decoration:none;padding:.6rem .8rem;border-radius:8px;background:none;border:0;cursor:pointer;display:flex;align-items:center;gap:.3rem}
.menu a:hover,.menu button.dd:hover,.menu a[aria-current="page"]{color:var(--orange)}
.menu a[aria-current="page"]{box-shadow:inset 0 -3px 0 var(--orange)}
.dropdown{position:absolute;top:100%;left:0;min-width:270px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);padding:.5rem;list-style:none;margin:0;display:none}
.menu li:hover>.dropdown,.menu li:focus-within>.dropdown,.menu li.open>.dropdown{display:block}
.dropdown a{display:flex;gap:.6rem;padding:.6rem .7rem;font-weight:600}
.dropdown a:hover{background:var(--cream)}
.dropdown .dot{width:10px;height:10px;border-radius:50%;margin-top:.35rem;flex:none}
.nav-cta{display:flex;gap:.5rem;align-items:center}
.burger{display:none;background:none;border:0;padding:.5rem;cursor:pointer}
.burger span{display:block;width:26px;height:3px;background:var(--black);margin:5px 0;border-radius:2px;transition:.2s}

/* Hero */
.hero{position:relative;color:#fff;overflow:hidden;background:var(--black)}
.hero-art{position:absolute;inset:0}
.hero-art img{width:100%;height:100%;object-fit:cover}
.hero::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(90deg,rgba(20,20,20,.92) 0%,rgba(20,20,20,.75) 38%,rgba(20,20,20,.15) 72%,rgba(20,20,20,0) 100%)}
.hero .container{position:relative;z-index:2;padding:clamp(4rem,10vw,8rem) 0 clamp(4.5rem,10vw,8.5rem)}
.hero h1{color:#fff;max-width:15ch}
.hero h1 em{font-style:normal;background:var(--grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hero .lead{color:#f1e6d6;max-width:52ch}
.hero .eyebrow{color:var(--gold)}
.hero .btn-outline{border-color:#fff;color:#fff}
.hero .btn-outline:hover{background:#fff;color:var(--black)}

.page-hero{background:var(--black);color:#fff;position:relative;overflow:hidden}
.page-hero .container{position:relative;z-index:2;display:grid;grid-template-columns:1.1fr .9fr;gap:2.5rem;align-items:center;padding:3.5rem 0}
.page-hero h1{color:#fff;font-size:clamp(2rem,4vw,3rem)}
.page-hero .lead{color:#efe2cf}
.page-hero .eyebrow{color:var(--gold)}
.page-hero .art{border-radius:var(--radius);overflow:hidden;aspect-ratio:3/2;box-shadow:0 20px 50px rgba(0,0,0,.4)}
.page-hero .art img{width:100%;height:100%;object-fit:cover}
.page-hero::after{content:"";position:absolute;left:0;right:0;bottom:0;height:6px;background:var(--grad)}
.crumbs{font-size:.88rem;color:#cdbfa9;margin-bottom:1rem}
.crumbs a{color:#cdbfa9;text-decoration:none}
.crumbs a:hover{color:var(--gold)}

/* Sections */
section{padding:clamp(3.5rem,7vw,5.5rem) 0}
.bg-cream{background:var(--cream)}
.bg-dark{background:var(--black);color:#efe2cf}
.bg-dark h2,.bg-dark h3{color:#fff}
.section-head{max-width:720px;margin-bottom:2.5rem}
.center{text-align:center;margin-inline:auto}

.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line);border-radius:var(--radius);overflow:hidden;margin-top:-3rem;position:relative;z-index:3;box-shadow:var(--shadow)}
.stat{background:#fff;padding:1.4rem 1.5rem}
.stat b{display:block;font-family:var(--head);font-size:1.05rem;color:var(--black)}
.stat span{font-size:.95rem;color:var(--muted)}
.stat i{display:block;width:34px;height:5px;border-radius:3px;margin-bottom:.8rem}

/* Service cards */
.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1.4rem}
.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;transition:transform .2s,box-shadow .2s;text-decoration:none;color:inherit}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}
.card .thumb{aspect-ratio:3/2;overflow:hidden;background:var(--sand)}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .4s}
.card:hover .thumb img{transform:scale(1.04)}
.card .body{padding:1.4rem 1.5rem 1.6rem;display:flex;flex-direction:column;flex:1}
.card .body p{color:var(--muted);font-size:1rem}
.card .more{margin-top:auto;font-family:var(--head);font-weight:700;font-size:.92rem;color:var(--orange)}
.card .tag{align-self:flex-start;font-family:var(--head);font-size:.7rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;padding:.3em .7em;border-radius:999px;margin-bottom:.8rem;color:#fff}

/* Split */
.split{display:grid;grid-template-columns:1fr 1fr;gap:clamp(2rem,5vw,4rem);align-items:center}
.split .art{border-radius:var(--radius);overflow:hidden;aspect-ratio:3/2;box-shadow:var(--shadow)}
.split .art img{width:100%;height:100%;object-fit:cover}

.ticks{list-style:none;padding:0;margin:0 0 1.5rem;display:grid;gap:.75rem}
.ticks li{position:relative;padding-left:2rem}
.ticks li::before{content:"";position:absolute;left:0;top:.35em;width:1.15rem;height:1.15rem;border-radius:50%;background:var(--orange) url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='white' stroke-width='3.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M5 12l5 5L20 7'/%3E%3C/svg%3E") center/70% no-repeat}

.features{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:1.2rem}
.feature{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.5rem;border-top:5px solid var(--orange)}
.feature:nth-child(4n+2){border-top-color:var(--gold)}
.feature:nth-child(4n+3){border-top-color:var(--red)}
.feature:nth-child(4n+4){border-top-color:var(--black)}
.feature p{color:var(--muted);font-size:1rem;margin:0}
.bg-dark .feature{background:#1e1e1e;border-color:#2c2c2c}
.bg-dark .feature p{color:#cfc3b2}

/* Locations */
.locs{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:1rem}
.loc{border:1px solid #333;border-radius:12px;padding:1.2rem 1.3rem;background:#1b1b1b}
.loc b{display:block;font-family:var(--head);color:#fff;font-size:1.05rem}
.loc span{font-size:.9rem;color:#cdbfa9}
.badge{display:inline-block;font-family:var(--head);font-size:.68rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;padding:.25em .65em;border-radius:999px;margin-top:.6rem}
.badge.base{background:var(--orange);color:#fff}
.badge.plan{background:transparent;border:1px solid var(--gold);color:var(--gold)}

/* CTA band */
.cta-band{background:var(--grad);color:#fff;padding:3rem 0}
.cta-band .container{display:flex;align-items:center;justify-content:space-between;gap:2rem;flex-wrap:wrap}
.cta-band h2{color:#fff;margin:0 0 .3rem}
.cta-band p{margin:0;color:#fff7ea;font-size:1.1rem}

/* Projects */
.project-feature{display:grid;grid-template-columns:1.1fr 1fr;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow)}
.project-feature .art img{width:100%;height:100%;object-fit:cover}
.project-feature .body{padding:2rem 2.2rem}
.meta{display:grid;grid-template-columns:auto 1fr;gap:.4rem 1rem;font-size:.98rem;margin:1.2rem 0}
.meta dt{font-family:var(--head);font-weight:700;color:var(--black)}
.meta dd{margin:0;color:var(--muted)}
.status{display:inline-block;background:var(--sand);color:#9a4a07;font-family:var(--head);font-weight:700;font-size:.75rem;letter-spacing:.08em;text-transform:uppercase;padding:.35em .8em;border-radius:999px}
.gallery{display:grid;grid-template-columns:repeat(auto-fill,minmax(260px,1fr));gap:1.2rem}
.gallery figure{margin:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden}
.gallery img{aspect-ratio:4/3;object-fit:cover;width:100%;height:auto}
.gallery figcaption{padding:.9rem 1.1rem;font-size:.95rem;color:var(--muted)}
.gallery figcaption b{display:block;color:var(--black);font-family:var(--head);font-size:.98rem}
.filters{display:flex;flex-wrap:wrap;gap:.5rem;margin-bottom:1.5rem}
.filters button{font-family:var(--head);font-weight:600;font-size:.88rem;border:1px solid var(--line);background:#fff;padding:.5em 1em;border-radius:999px;cursor:pointer}
.filters button.active{background:var(--black);color:#fff;border-color:var(--black)}
.note{background:var(--cream);border-left:4px solid var(--gold);padding:1rem 1.2rem;border-radius:8px;font-size:.98rem;color:var(--muted)}

/* Forms */
.form-wrap{display:grid;grid-template-columns:.9fr 1.1fr;gap:2.5rem;align-items:start}
.tabs{display:flex;gap:.4rem;flex-wrap:wrap;margin-bottom:1.2rem}
.tabs button{font-family:var(--head);font-weight:700;font-size:.9rem;padding:.7em 1.1em;border-radius:10px;border:1px solid var(--line);background:#fff;cursor:pointer;color:var(--black)}
.tabs button[aria-selected="true"]{background:var(--orange);color:#fff;border-color:var(--orange)}
.form-card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:1.8rem;box-shadow:var(--shadow)}
.form-card[hidden]{display:none}
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
.field{display:flex;flex-direction:column;gap:.35rem;margin-bottom:1rem}
.field label{font-family:var(--head);font-weight:600;font-size:.88rem;color:var(--black)}
.field label .req{color:var(--red)}
.field input,.field select,.field textarea{font:inherit;font-size:1rem;padding:.75rem .9rem;border:1.5px solid #dccbb2;border-radius:10px;background:#fffdf9;color:var(--ink);width:100%}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--orange);box-shadow:0 0 0 3px rgba(242,106,18,.18)}
.field textarea{min-height:120px;resize:vertical}
.form-help{font-size:.92rem;color:var(--muted);margin:.2rem 0 1rem}
.form-actions{display:flex;gap:.7rem;flex-wrap:wrap}
.form-msg{margin-top:1rem;font-size:.95rem;color:#1d7a43;font-weight:600;display:none}
.contact-list{list-style:none;padding:0;margin:0 0 1.5rem;display:grid;gap:1rem}
.contact-list li{display:flex;gap:1rem;align-items:flex-start}
.contact-list .ico{width:46px;height:46px;border-radius:12px;background:var(--black);display:grid;place-items:center;flex:none}
.contact-list .ico svg{width:22px;height:22px;stroke:var(--gold)}
.contact-list b{font-family:var(--head);display:block;color:var(--black)}
.contact-list a{color:var(--ink);text-decoration:none}
.contact-list a:hover{color:var(--orange)}

/* Footer */
.site-footer{background:var(--black);color:#cdbfa9;padding:4rem 0 0;font-size:.98rem}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:2.5rem}
.site-footer h4{color:#fff;font-size:1rem;margin-bottom:1rem}
.site-footer ul{list-style:none;padding:0;margin:0;display:grid;gap:.5rem}
.site-footer a{color:#cdbfa9;text-decoration:none}
.site-footer a:hover{color:var(--gold)}
.footer-logo{background:#fff;border-radius:12px;padding:.8rem 1rem;display:inline-block;margin-bottom:1rem}
.footer-logo img{height:80px;width:auto}
.footer-bottom{border-top:1px solid #2c2c2c;margin-top:3rem;padding:1.2rem 0;display:flex;justify-content:space-between;flex-wrap:wrap;gap:.5rem;font-size:.88rem}
.footer-bottom .stripe{height:5px;background:var(--grad)}

/* Mobile action bar */
.mobile-bar{display:none}
.wa-float{position:fixed;right:20px;bottom:20px;z-index:60;width:58px;height:58px;border-radius:50%;background:#1fa855;display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.wa-float svg{width:30px;height:30px;fill:#fff}

/* Reveal */
.reveal{opacity:0;transform:translateY(18px);transition:opacity .6s ease,transform .6s ease}
.reveal.in{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.reveal{opacity:1;transform:none;transition:none}html{scroll-behavior:auto}}

/* Responsive */
@media (max-width:1080px){
  .nav-cta .btn-quote-text{display:none}
  .menu a,.menu button.dd{padding:.6rem .55rem}
}
@media (max-width:960px){
  .site-header{backdrop-filter:none;-webkit-backdrop-filter:none;background:#fff}
  html.nav-open{overflow:hidden}
  .burger{display:block}
  .menu{position:fixed;top:var(--hh,70px);left:0;right:0;bottom:0;height:calc(100dvh - var(--hh,70px));background:#fff;flex-direction:column;align-items:stretch;padding:1rem 4vw 6rem;gap:0;overflow:auto;transform:translateX(100%);visibility:hidden;transition:transform .25s ease,visibility .25s}
  body.nav-open .menu{transform:none;visibility:visible}
  body.nav-open .burger span:nth-child(1){transform:translateY(8px) rotate(45deg)}
  body.nav-open .burger span:nth-child(2){opacity:0}
  body.nav-open .burger span:nth-child(3){transform:translateY(-8px) rotate(-45deg)}
  .menu>li{border-bottom:1px solid var(--line)}
  .menu a,.menu button.dd{padding:1rem .2rem;font-size:1.05rem;width:100%}
  .menu a[aria-current="page"]{box-shadow:none}
  .dropdown{position:static;display:block;box-shadow:none;border:0;padding:0 0 .6rem .4rem;min-width:0}
  .dropdown a{padding:.55rem .4rem;font-size:.98rem}
  .nav-cta .btn{display:none}
  .split,.form-wrap,.page-hero .container,.project-feature{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr 1fr}
  .footer-grid{grid-template-columns:1fr 1fr}
  .topbar .tb-right{display:none}
}
@media (max-width:640px){
  body{font-size:17px;padding-bottom:64px}
  .brand img{height:44px}
  .brand span{font-size:.9rem}
  .hero::before{background:linear-gradient(180deg,rgba(20,20,20,.55) 0%,rgba(20,20,20,.88) 55%,rgba(20,20,20,.95) 100%)}
  .grid2{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .stats{grid-template-columns:1fr;margin-top:-2rem}
  .wa-float{display:none}
  .mobile-bar{display:grid;grid-template-columns:1fr 1fr 1fr;position:fixed;left:0;right:0;bottom:0;z-index:70;background:var(--black);border-top:3px solid var(--orange)}
  .mobile-bar a{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:2px;padding:.55rem 0;color:#fff;text-decoration:none;font-family:var(--head);font-weight:700;font-size:.75rem}
  .mobile-bar a svg{width:22px;height:22px}
  .mobile-bar a.wa{background:#1fa855}
  .mobile-bar a.q{background:var(--orange)}
  .topbar{display:none}
  .project-feature .body{padding:1.5rem}
}
a[href^="tel:"]{white-space:nowrap}