/*
Theme Name: Grintech Solar
Theme URI: https://grintechsystems.example
Author: Grintech Systems
Author URI: https://grintechsystems.example
Description: Quality standard solar solutions for residential, commercial and industrial clients. A clean, single-green corporate theme for Grintech Systems with hero, services, equipment and call-to-action sections.
Version: 1.0.0
Requires at least: 5.5
Tested up to: 6.6
Requires PHP: 7.2
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: grintech-solar
*/

:root{
  --green:#1a3d2c;      /* deep forest green */
  --green-2:#245138;    /* lighter forest */
  --sage:#dcf1d8;       /* light sage */
  --accent:#73b642;     /* electric green accent */
  --ink:#1c241e;
  --muted:#5f7064;
  --line:#cfe3c9;
}
*{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{font-family:'Montserrat','Segoe UI',system-ui,-apple-system,Arial,sans-serif;
  background:var(--sage);color:var(--ink);line-height:1.65}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
.shell{max-width:1240px;margin:0 auto;background:#fff;box-shadow:0 0 60px rgba(26,61,44,.12)}
.wrap{width:min(1140px,90%);margin:0 auto}
h1,h2,h3,h4{font-weight:800;line-height:1.15;text-transform:uppercase;letter-spacing:.04em}
.eyebrow{display:inline-block;font-size:.75rem;font-weight:800;letter-spacing:.26em;
  text-transform:uppercase;color:var(--accent);margin-bottom:.9rem}
.btn{display:inline-flex;align-items:center;gap:.5rem;padding:.85rem 1.7rem;font-weight:800;
  font-size:.8rem;letter-spacing:.12em;text-transform:uppercase;cursor:pointer;transition:.28s;border-radius:0}
.btn-solid{background:var(--accent);color:#0f2015;border:2px solid var(--accent)}
.btn-solid:hover{background:transparent;color:#fff;border-color:#fff}
.btn-ghost{background:transparent;color:#fff;border:2px solid rgba(255,255,255,.65)}
.btn-ghost:hover{background:#fff;color:var(--green);border-color:#fff}
.btn-dark{background:var(--green);color:#fff;border:2px solid var(--green)}
.btn-dark:hover{background:transparent;color:var(--green)}

/* HEADER */
header{background:var(--green);position:sticky;top:0;z-index:40}
.nav{display:flex;align-items:center;justify-content:space-between;padding:1.1rem 0}
.logo{display:flex;align-items:center;gap:.65rem;color:#fff;font-weight:900;font-size:1.35rem;letter-spacing:.02em;text-transform:uppercase}
.logo .mark{width:34px;height:34px;background:var(--accent);display:grid;place-items:center;color:var(--green);flex:none;
  clip-path:polygon(42% 0,100% 0,58% 42%,100% 42%,20% 100%,42% 55%,0 55%)}
.logo .mark svg{display:none}
.navlinks{display:flex;gap:2rem;align-items:center}
.navlinks a{color:#d6e6d2;font-size:.82rem;font-weight:700;letter-spacing:.1em;text-transform:uppercase;transition:.25s}
.navlinks a:hover{color:var(--accent)}
.navcta{display:flex;align-items:center;gap:1rem}
.burger{display:none;flex-direction:column;gap:5px;cursor:pointer;background:none;border:none}
.burger span{width:26px;height:3px;background:#fff;display:block}

/* HERO */
.hero{position:relative;min-height:600px;display:grid;place-items:center;overflow:hidden}
.hero-img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover}
.hero::after{content:'';position:absolute;inset:0;background:linear-gradient(180deg,rgba(26,61,44,.45),rgba(26,61,44,.65))}
.hero-box{position:relative;z-index:3;background:rgba(26,61,44,.82);color:#fff;text-align:center;
  padding:3.4rem 3.2rem;max-width:620px;margin:0 1rem;border:1px solid rgba(255,255,255,.12)}
.hero-box .eyebrow{color:var(--accent)}
.hero-box h1{font-size:clamp(2.2rem,5vw,3.4rem);margin-bottom:1rem}
.hero-box p{color:#dfeadb;font-size:1.02rem;margin-bottom:2rem;text-transform:none;letter-spacing:0;font-weight:500}
.hero-cta{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}
.hero-rail{position:absolute;top:50%;transform:translateY(-50%);z-index:4;display:flex;flex-direction:column;gap:.8rem}
.hero-rail.left{left:22px}.hero-rail.right{right:22px}
.hero-rail a{width:42px;height:42px;border-radius:50%;background:rgba(255,255,255,.14);color:#fff;
  display:grid;place-items:center;font-size:1rem;border:1px solid rgba(255,255,255,.25);transition:.25s}
.hero-rail a:hover{background:var(--accent);color:var(--green);border-color:var(--accent)}

/* STATS */
.stats{background:var(--sage);padding:2.8rem 0}
.stats-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1rem;text-align:center}
.stat{padding:1rem;border-right:1px solid var(--line)}
.stat:last-child{border-right:none}
.stat .num{font-size:2.3rem;font-weight:900;color:var(--green)}
.stat .lbl{font-size:.72rem;font-weight:800;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-top:.3rem}

/* FEATURES */
.features{background:#fff;padding:3.4rem 0}
.feat-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:2rem}
.feat{display:flex;gap:1.1rem;align-items:flex-start}
.feat .fi{width:60px;height:60px;flex:none;background:var(--green);color:var(--accent);
  display:grid;place-items:center;font-size:1.6rem;border-radius:50%}
.feat h4{font-size:1.05rem;color:var(--green);margin-bottom:.3rem}
.feat p{font-size:.9rem;color:var(--muted);text-transform:none;letter-spacing:0;font-weight:500}

/* SERVICES */
.services{background:var(--sage);padding:4.2rem 0 4.6rem;text-align:center}
.bolt{width:84px;height:84px;margin:0 auto 1.4rem;background:var(--accent);color:#fff;
  display:grid;place-items:center;font-size:2.4rem;border-radius:50%;box-shadow:0 10px 30px rgba(115,182,66,.4)}
.services h2{font-size:clamp(1.8rem,3.4vw,2.5rem);color:var(--green);margin-bottom:.7rem}
.services .sub{color:var(--muted);max-width:40rem;margin:0 auto 2.8rem;text-transform:none;letter-spacing:0;font-weight:500}
.svc-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:1.4rem;text-align:left}
.svc{background:#fff;box-shadow:0 8px 24px rgba(26,61,44,.08);transition:.3s;overflow:hidden}
.svc:hover{transform:translateY(-7px);box-shadow:0 18px 40px rgba(26,61,44,.16)}
.svc .ph{aspect-ratio:4/3;overflow:hidden}
.svc .ph img{width:100%;height:100%;object-fit:cover;transition:.5s}
.svc:hover .ph img{transform:scale(1.07)}
.svc .body{padding:1.3rem 1.3rem 1.6rem}
.svc h3{font-size:1.02rem;color:var(--green);margin-bottom:.4rem}
.svc p{font-size:.85rem;color:var(--muted);text-transform:none;letter-spacing:0;font-weight:500}

/* EQUIPMENT split */
.equip{background:#fff;padding:4.4rem 0}
.equip-row{display:grid;grid-template-columns:1fr 1fr;gap:2.6rem;align-items:center;margin-bottom:3rem}
.equip-row:last-child{margin-bottom:0}
.equip-row.rev .txt{order:2}
.equip img{width:100%;aspect-ratio:4/3;object-fit:cover}
.equip h3{font-size:1.6rem;color:var(--green);margin:.4rem 0 1rem}
.equip p{color:var(--muted);text-transform:none;letter-spacing:0;font-weight:500;margin-bottom:1rem}
.equip ul{list-style:none}
.equip li{padding:.5rem 0;display:flex;gap:.6rem;align-items:center;color:var(--ink);font-weight:600;font-size:.95rem;text-transform:none;letter-spacing:0}
.equip li::before{content:'';width:18px;height:18px;flex:none;background:var(--accent);
  clip-path:polygon(42% 0,100% 0,58% 42%,100% 42%,20% 100%,42% 55%,0 55%)}

/* CTA footer */
.cta{background:var(--green);color:#fff;text-align:center;padding:4.2rem 0}
.cta h2{font-size:clamp(1.8rem,3.4vw,2.6rem);margin-bottom:.8rem}
.cta p{color:#cfe0c9;max-width:40rem;margin:0 auto 2rem;text-transform:none;letter-spacing:0;font-weight:500}
.cta-row{display:flex;gap:1rem;justify-content:center;flex-wrap:wrap}

footer{background:#13281d;color:#9fb4a4;padding:2.4rem 0}
.fgrid{display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:1rem}
.fcontact{display:flex;gap:1.8rem;flex-wrap:wrap;font-size:.85rem;font-weight:600}
.fcontact span b{color:var(--accent)}
.fnote{font-size:.78rem;letter-spacing:.08em;text-transform:uppercase}

.reveal{opacity:0;transform:translateY(30px);transition:.8s cubic-bezier(.2,.7,.2,1)}
.reveal.in{opacity:1;transform:none}
.d1{transition-delay:.1s}.d2{transition-delay:.2s}.d3{transition-delay:.3s}

@media(max-width:900px){
  .navlinks{display:none}.burger{display:flex}
  .navlinks.open{display:flex;position:absolute;top:100%;left:0;right:0;flex-direction:column;background:var(--green);padding:1.4rem;gap:1.1rem}
  header{position:relative}
  .navcta .btn{display:none}
  .stats-grid{grid-template-columns:repeat(2,1fr)}.stat:nth-child(2){border-right:none}
  .feat-grid,.svc-grid{grid-template-columns:1fr 1fr}
  .equip-row{grid-template-columns:1fr}.equip-row.rev .txt{order:0}
  .hero-rail{display:none}
}
@media(max-width:560px){.feat-grid,.svc-grid,.stats-grid{grid-template-columns:1fr}.stat{border-right:none;border-bottom:1px solid var(--line)}}