/* Greenline Energies Co Ltd — site styles */
:root{
  --green:#30a440;
  --green-dark:#1f7a2d;
  --green-ink:#14361b;
  --green-soft:#eaf6ec;
  --ink:#1c1f1d;
  --ink-2:#3b413d;
  --muted:#5f6862;
  --line:#e2e7e3;
  --paper:#ffffff;
  --paper-2:#f5f7f4;
  --char:#1d2320;
  --sun:#f2b230;
  --radius:14px;
  --shadow:0 10px 30px rgba(20,40,25,.08);
  --max:1180px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{margin:0;font-family:"DM Sans",system-ui,-apple-system,"Segoe UI",Roboto,sans-serif;font-size:17px;line-height:1.65;color:var(--ink);background:var(--paper)}
img{max-width:100%;height:auto;display:block}
a{color:var(--green-dark);text-decoration:none}
a:hover{text-decoration:underline}
h1,h2,h3,h4{font-family:"Sora","DM Sans",sans-serif;line-height:1.2;color:var(--ink);margin:0 0 .5em;letter-spacing:-.01em}
h1{font-size:clamp(2rem,4.6vw,3.3rem);font-weight:700}
h2{font-size:clamp(1.6rem,3vw,2.3rem);font-weight:700}
h3{font-size:1.2rem;font-weight:600}
p{margin:0 0 1em}
.wrap{max-width:var(--max);margin:0 auto;padding:0 20px}
.skip{position:absolute;left:-999px;top:0;background:#000;color:#fff;padding:8px 12px;z-index:100}
.skip:focus{left:8px}
.eyebrow{display:inline-block;font-size:.8rem;font-weight:700;letter-spacing:.12em;text-transform:uppercase;color:var(--green-dark);margin-bottom:.8em}
.eyebrow.light{color:#9be3a6}
.lead{font-size:1.15rem;color:var(--ink-2);max-width:62ch}

/* buttons */
.btn{display:inline-flex;align-items:center;gap:.5em;padding:.85em 1.4em;border-radius:999px;font-weight:700;font-size:.98rem;border:2px solid transparent;cursor:pointer;transition:transform .15s ease,background .15s ease;text-decoration:none!important;font-family:inherit}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--green);color:#fff}
.btn-primary:hover{background:var(--green-dark)}
.btn-ghost{border-color:rgba(255,255,255,.7);color:#fff}
.btn-ghost:hover{background:rgba(255,255,255,.12)}
.btn-outline{border-color:var(--green);color:var(--green-dark)}
.btn-outline:hover{background:var(--green-soft)}
.btn svg{width:18px;height:18px;flex:none}

/* top bar */
.topbar{background:var(--char);color:#cfd8d2;font-size:.85rem}
.topbar .wrap{display:flex;gap:22px;justify-content:flex-end;align-items:center;min-height:38px;flex-wrap:wrap}
.topbar a{color:#e7efe9}
.topbar .motto{margin-right:auto;color:#9be3a6;font-weight:500}

/* header */
.site-header{position:sticky;top:0;z-index:50;background:rgba(255,255,255,.97);backdrop-filter:saturate(1.4) blur(8px);border-bottom:1px solid var(--line)}
.site-header .wrap{display:flex;align-items:center;gap:20px;min-height:76px}
.brand img{height:52px;width:auto}
.nav{margin-left:auto}
.nav>ul{list-style:none;display:flex;gap:4px;margin:0;padding:0;align-items:center}
.nav a{display:block;padding:.6em .8em;color:var(--ink);font-weight:500;font-size:.97rem;border-radius:8px}
.nav a:hover,.nav a[aria-current="page"]{color:var(--green-dark);text-decoration:none;background:var(--green-soft)}
.nav .has-sub{position:relative}
.nav .sub{list-style:none;margin:0;padding:8px;position:absolute;top:100%;left:0;min-width:260px;background:#fff;border:1px solid var(--line);border-radius:12px;box-shadow:var(--shadow);display:none}
.nav .has-sub:hover .sub,.nav .has-sub:focus-within .sub{display:block}
.nav .cta{margin-left:8px}
.nav .cta a{background:var(--green);color:#fff;padding:.6em 1.1em;border-radius:999px}
.nav .cta a:hover{background:var(--green-dark);color:#fff}
.menu-btn{display:none;margin-left:auto;background:none;border:1px solid var(--line);border-radius:10px;padding:8px 10px;cursor:pointer}
.menu-btn span{display:block;width:22px;height:2px;background:var(--ink);margin:5px 0}

@media (max-width:980px){
  .menu-btn{display:block}
  .nav{position:absolute;left:0;right:0;top:100%;background:#fff;border-bottom:1px solid var(--line);display:none;max-height:calc(100vh - 76px);overflow:auto}
  .nav.open{display:block}
  .nav>ul{flex-direction:column;align-items:stretch;padding:10px 16px 18px;gap:0}
  .nav .sub{position:static;display:block;border:0;box-shadow:none;padding:0 0 0 14px;min-width:0}
  .nav .cta{margin:10px 0 0}
  .nav .cta a{text-align:center}
  .topbar .motto{display:none}
  .topbar .wrap{justify-content:center}
}

/* hero */
.hero{position:relative;color:#fff;background:var(--char);overflow:hidden}
.hero img.bg{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55}
.hero::after{content:"";position:absolute;inset:0;background:linear-gradient(100deg,rgba(14,26,18,.92) 0%,rgba(14,26,18,.65) 48%,rgba(14,26,18,.15) 100%)}
.hero .wrap{position:relative;z-index:1;padding-top:110px;padding-bottom:110px}
.hero h1{color:#fff;max-width:17ch}
.hero p{color:#e6eee8;font-size:1.18rem;max-width:56ch}
.hero .actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}
.hero.page .wrap{padding-top:80px;padding-bottom:80px}
.hero.page h1{max-width:22ch}
.crumbs{font-size:.88rem;color:#b9c8bd;margin-bottom:18px}
.crumbs a{color:#dcebe0}

.proof{background:var(--green);color:#fff}
.proof .wrap{display:grid;grid-template-columns:repeat(3,1fr);gap:0}
.proof div{padding:26px 22px;border-right:1px solid rgba(255,255,255,.25)}
.proof div:last-child{border-right:0}
.proof strong{display:block;font-family:"Sora",sans-serif;font-size:1.7rem;line-height:1.1}
.proof span{font-size:.95rem;color:#eafbe9}
@media (max-width:760px){.proof .wrap{grid-template-columns:1fr}.proof div{border-right:0;border-bottom:1px solid rgba(255,255,255,.25)}}

/* sections */
section.block{padding:88px 0}
section.alt{background:var(--paper-2)}
section.dark{background:var(--char);color:#dfe7e1}
section.dark h2,section.dark h3{color:#fff}
.section-head{max-width:720px;margin-bottom:44px}
.section-head.center{margin-left:auto;margin-right:auto;text-align:center}
.section-head.center .lead{margin-left:auto;margin-right:auto}

.grid{display:grid;gap:24px}
.g2{grid-template-columns:repeat(2,1fr)}
.g3{grid-template-columns:repeat(3,1fr)}
.g4{grid-template-columns:repeat(4,1fr)}
@media (max-width:980px){.g3,.g4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:680px){.g2,.g3,.g4{grid-template-columns:1fr}section.block{padding:64px 0}}

.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:var(--shadow)}
.card h3{margin-top:.2em}
.icon{width:52px;height:52px;border-radius:12px;background:var(--green-soft);color:var(--green-dark);display:grid;place-items:center;margin-bottom:14px}
.icon svg{width:28px;height:28px}

.svc{display:flex;flex-direction:column;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);color:var(--ink);transition:transform .2s ease}
.svc:hover{transform:translateY(-3px);text-decoration:none}
.svc img{aspect-ratio:4/3;object-fit:cover;width:100%}
.svc .body{padding:22px 24px 26px}
.svc .body p{color:var(--muted);font-size:.97rem;margin-bottom:.8em}
.svc .more{color:var(--green-dark);font-weight:700;font-size:.95rem}

.split{display:grid;grid-template-columns:1.05fr 1fr;gap:56px;align-items:center}
.split.rev>:first-child{order:2}
.split img{border-radius:var(--radius);box-shadow:var(--shadow);width:100%;object-fit:cover}
@media (max-width:900px){.split{grid-template-columns:1fr;gap:32px}.split.rev>:first-child{order:0}}

.ticks{list-style:none;padding:0;margin:0 0 1.2em}
.ticks li{position:relative;padding-left:30px;margin-bottom:.6em}
.ticks li::before{content:"";position:absolute;left:0;top:.35em;width:18px;height:18px;border-radius:50%;background:var(--green) 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/12px no-repeat}
section.dark .ticks li{color:#dfe7e1}

.steps{counter-reset:s;display:grid;grid-template-columns:repeat(4,1fr);gap:22px}
.steps li{list-style:none;counter-increment:s;background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:26px 22px}
.steps li::before{content:counter(s,decimal-leading-zero);display:block;font-family:"Sora",sans-serif;font-weight:700;color:var(--green);font-size:1.5rem;margin-bottom:8px}
.steps{padding:0;margin:0}
@media (max-width:900px){.steps{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.steps{grid-template-columns:1fr}}

.sectors{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
.sector{background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);border-radius:var(--radius);padding:22px}
.sector h3{font-size:1.02rem;color:#fff;margin-bottom:.6em}
.sector ul{margin:0;padding-left:18px;font-size:.92rem;color:#c4d0c7}
@media (max-width:1000px){.sectors{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.sectors{grid-template-columns:1fr}}

.project{display:grid;grid-template-columns:1.3fr 1fr;gap:0;background:#fff;border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);margin-bottom:28px}
.project img{width:100%;height:100%;object-fit:cover;min-height:280px}
.project .body{padding:32px}
.tag{display:inline-block;background:var(--green-soft);color:var(--green-dark);font-weight:700;font-size:.78rem;letter-spacing:.06em;text-transform:uppercase;padding:.35em .8em;border-radius:999px;margin:0 6px 10px 0}
@media (max-width:860px){.project{grid-template-columns:1fr}}

.gallery{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:20px}
.gallery img{border-radius:10px;aspect-ratio:1/1;object-fit:cover;width:100%}
@media (max-width:700px){.gallery{grid-template-columns:repeat(2,1fr)}}

.clients{display:flex;flex-wrap:wrap;gap:12px;justify-content:center}
.clients span{background:#fff;border:1px solid var(--line);border-radius:999px;padding:.6em 1.2em;font-weight:600;color:var(--ink-2)}

.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px 22px;margin-bottom:12px}
.faq summary{font-weight:700;cursor:pointer;font-family:"Sora",sans-serif;font-size:1.02rem;list-style:none;position:relative;padding-right:30px}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{content:"+";position:absolute;right:0;top:-4px;font-size:1.5rem;color:var(--green)}
.faq details[open] summary::after{content:"–"}
.faq details p{margin:.8em 0 0;color:var(--ink-2)}

.sw{border-left:4px solid var(--green);background:var(--green-soft);padding:20px 24px;border-radius:0 12px 12px 0}
.sw h3{font-size:1.05rem}
.sw p{margin:0}

.band{background:linear-gradient(110deg,var(--green-ink),#1f5a2a);color:#fff;border-radius:20px;padding:48px;display:grid;grid-template-columns:1.4fr 1fr;gap:30px;align-items:center}
.band h2{color:#fff}
.band p{color:#d8eedb}
.band .actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:flex-end}
@media (max-width:820px){.band{grid-template-columns:1fr;padding:32px}.band .actions{justify-content:flex-start}}

.vmm{display:grid;grid-template-columns:repeat(3,1fr);gap:22px}
@media (max-width:860px){.vmm{grid-template-columns:1fr}}
.quote{font-family:"Sora",sans-serif;font-size:clamp(1.2rem,2.2vw,1.6rem);line-height:1.4;color:#fff;max-width:30ch}

/* contact */
.contact-grid{display:grid;grid-template-columns:1fr 1.2fr;gap:40px}
@media (max-width:900px){.contact-grid{grid-template-columns:1fr}}
.contact-list{list-style:none;padding:0;margin:0}
.contact-list li{display:flex;gap:14px;padding:16px 0;border-bottom:1px solid var(--line)}
.contact-list .icon{margin:0;width:44px;height:44px;flex:none}
.contact-list strong{display:block;font-size:.85rem;text-transform:uppercase;letter-spacing:.08em;color:var(--muted)}
form .row{display:grid;grid-template-columns:1fr 1fr;gap:14px}
@media (max-width:560px){form .row{grid-template-columns:1fr}}
label{display:block;font-weight:600;font-size:.92rem;margin-bottom:6px}
input,select,textarea{width:100%;font:inherit;padding:.75em .9em;border:1px solid #cfd8d2;border-radius:10px;background:#fff;margin-bottom:14px}
input:focus,select:focus,textarea:focus{outline:2px solid var(--green);border-color:var(--green)}
.form-note{font-size:.88rem;color:var(--muted)}
.map{border:0;width:100%;height:340px;border-radius:var(--radius);margin-top:24px}

.pdf-frame{width:100%;height:80vh;min-height:520px;border:1px solid var(--line);border-radius:var(--radius);background:var(--paper-2)}

/* footer */
.site-footer{background:#141916;color:#b9c4bc;padding:70px 0 0;font-size:.95rem}
.site-footer h4{color:#fff;font-size:1rem;margin-bottom:1em}
.site-footer a{color:#dbe5de}
.site-footer ul{list-style:none;margin:0;padding:0}
.site-footer li{margin-bottom:.55em}
.fgrid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1.2fr;gap:36px}
@media (max-width:900px){.fgrid{grid-template-columns:1fr 1fr}}
@media (max-width:560px){.fgrid{grid-template-columns:1fr}}
.fbrand img{height:58px;width:auto;margin-bottom:16px}
.legal{border-top:1px solid #2a322d;margin-top:50px;padding:20px 0;font-size:.85rem;display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}

.wa{position:fixed;right:18px;bottom:18px;z-index:60;width:58px;height:58px;border-radius:50%;background:#25d366;display:grid;place-items:center;box-shadow:0 8px 24px rgba(0,0,0,.25)}
.wa svg{width:30px;height:30px;fill:#fff}

.prose h2{margin-top:1.4em}
.prose ul{padding-left:20px}
.mt0{margin-top:0}
.center{text-align:center}

.logos{display:flex;flex-wrap:wrap;gap:18px;justify-content:center;align-items:center;margin:0 0 26px}
.logos img{height:120px;width:auto;background:#fff;border:1px solid var(--line);border-radius:14px;padding:12px;object-fit:contain}
@media (max-width:560px){.logos img{height:78px}}