:root{
  --bg:#041019;
  --bg2:#061827;
  --panel:#071a2a;
  --panel2:#0b2234;
  --line:rgba(84,235,174,.20);
  --green:#48ec86;
  --green2:#8dffb5;
  --cyan:#49d7ff;
  --yellow:#ffd15c;
  --white:#f5fbff;
  --muted:#aec3d4;
  --shadow:0 30px 90px rgba(0,0,0,.42);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI",Arial,sans-serif;
  background:var(--bg);
  color:var(--white);
  line-height:1.55;
}
a{color:inherit;text-decoration:none}
img{max-width:100%;display:block}
.container{width:min(1180px,calc(100% - 40px));margin:0 auto}
.topbar{
  position:sticky;top:0;z-index:20;
  display:flex;align-items:center;gap:24px;justify-content:space-between;
  padding:16px min(46px,4vw);
  background:rgba(4,16,25,.76);
  backdrop-filter:blur(18px);
  border-bottom:1px solid rgba(84,235,174,.12);
}
.brand{display:flex;align-items:center;gap:12px}
.logo-mark{
  width:44px;height:44px;border-radius:50%;
  display:grid;place-items:center;
  background:radial-gradient(circle at 35% 30%,var(--green2),var(--green) 38%,#0d3428 39%,#0b1f30 68%);
  color:#06151d;font-size:28px;font-weight:1000;
  box-shadow:0 0 28px rgba(72,236,134,.22)
}
.brand b{font-size:19px;display:block}
.brand small{color:var(--muted);font-size:12px;display:block}
.nav{display:flex;gap:24px;color:#d7e6f2;font-size:14px;font-weight:700}
.nav a:hover{color:var(--green2)}
.top-actions{display:flex;gap:12px}
.menu-btn{display:none}
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:10px;
  border-radius:12px;padding:14px 20px;font-weight:900;
  border:1px solid rgba(255,255,255,.13);transition:.22s ease;
}
.btn.mini{padding:10px 14px;font-size:13px}
.btn.primary{background:linear-gradient(135deg,#54f29a,#25b95f);color:#04130d;border:0}
.btn.ghost{background:rgba(255,255,255,.045);border-color:rgba(89,215,255,.22)}
.btn:hover{transform:translateY(-2px);filter:saturate(1.1)}
.hero{position:relative;min-height:760px;overflow:hidden;padding:94px 0 52px}
.hero-photo{
  position:absolute;inset:0;
  background-image:linear-gradient(90deg,rgba(4,16,25,.92) 0%,rgba(4,16,25,.72) 42%,rgba(4,16,25,.35) 100%),url("img/sunset-roof.jpg");
  background-size:cover;background-position:center top;
  transform:scale(1.02);
}
.hero-overlay{
  position:absolute;inset:0;
  background:radial-gradient(circle at 24% 44%,rgba(72,236,134,.13),transparent 26%),
             linear-gradient(to bottom,rgba(4,16,25,.2),#041019 95%);
}
.hero-inner{position:relative}
.pill,.eyebrow{
  display:inline-flex;margin:0 0 16px;color:var(--green2);
  font-size:12px;font-weight:900;letter-spacing:.13em;text-transform:uppercase;
}
.pill{border:1px solid rgba(72,236,134,.34);border-radius:999px;padding:8px 13px;background:rgba(72,236,134,.06)}
h1,h2,h3,p{margin-top:0}
h1{font-size:clamp(38px,6vw,78px);line-height:.96;letter-spacing:-.055em;margin-bottom:24px;max-width:850px}
h1 span{color:var(--green);text-shadow:0 0 24px rgba(72,236,134,.18)}
h2{font-size:clamp(30px,4vw,52px);line-height:1.04;letter-spacing:-.04em;margin-bottom:18px}
h3{font-size:22px;line-height:1.18}
.lead{font-size:20px;color:#d4e2ec;max-width:690px}
.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:30px 0}
.segment-row{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;margin-top:78px}
.segment-card,.solution-card,.object-card,.project-card,.contact-strip,.pilot-box{
  background:linear-gradient(180deg,rgba(11,34,52,.88),rgba(6,22,34,.78));
  border:1px solid rgba(84,235,174,.16);
  border-radius:20px;
  box-shadow:0 18px 70px rgba(0,0,0,.22);
}
.segment-card{padding:23px;min-height:184px;transition:.22s ease}
.segment-card:hover{transform:translateY(-5px);border-color:rgba(72,236,134,.42)}
.segment-card .icon{display:grid;place-items:center;width:44px;height:44px;border:1px solid rgba(72,236,134,.35);border-radius:12px;color:var(--green);font-size:24px;margin-bottom:16px}
.segment-card h3{margin-bottom:8px}
.segment-card p{color:var(--muted);font-size:14px}
.section{padding:86px 0;background:var(--bg)}
.section:nth-of-type(even){background:#06131f}
.section-head{max-width:860px;margin-bottom:34px}
.section-head p,.monitor-copy p,.esg-layout p,.contact-strip p{font-size:18px;color:var(--muted)}
.solution-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.solution-card{padding:26px;min-height:220px}
.solution-card span,.stepnum{color:var(--cyan);font-weight:1000}
.solution-card p,.object-card p{color:var(--muted)}
.monitoring{background:#06131f}
.monitor-layout{display:grid;grid-template-columns:.82fr 1.18fr;gap:36px;align-items:center}
.checks{padding:0;margin:26px 0;list-style:none;color:var(--muted)}
.checks li{position:relative;margin:14px 0;padding-left:30px}
.checks li:before{content:"✓";position:absolute;left:0;color:var(--green);font-weight:1000}
.dashboard-card{border:1px solid rgba(84,235,174,.18);border-radius:24px;background:#071624;padding:16px;box-shadow:var(--shadow)}
.dash-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}
.dash-top span{color:var(--green2);font-size:12px;font-weight:1000}
.dashboard-card img{border-radius:16px;border:1px solid rgba(255,255,255,.06)}
.section-title-row{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:28px}
.section-title-row a{color:var(--green2);font-weight:900}
.project-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.project-card{overflow:hidden}
.project-card img{height:255px;width:100%;object-fit:cover}
.project-card div{padding:22px}
.project-card span{display:inline-flex;padding:6px 10px;border-radius:999px;background:rgba(72,236,134,.10);color:var(--green2);font-size:12px;font-weight:900;margin-bottom:12px}
.project-card p{color:var(--muted)}
.objects{background:#06131f}
.object-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.object-card{padding:24px;min-height:210px}
.esg{background:radial-gradient(circle at 82% 50%,rgba(72,236,134,.12),transparent 30%),#041019}
.esg-layout{display:grid;grid-template-columns:.85fr 1.15fr;gap:42px}
.esg-points{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.esg-points div{border:1px solid rgba(84,235,174,.16);border-radius:18px;padding:20px;background:rgba(255,255,255,.035)}
.esg-points b{display:block;margin-bottom:8px}
.esg-points span{color:var(--muted);font-size:14px}
.pilot{background:#06131f}
.pilot-box{padding:36px;display:grid;grid-template-columns:.9fr 1.1fr;gap:34px;align-items:center;overflow:hidden}
.mini-laptop{border:1px solid rgba(84,235,174,.16);border-radius:20px;padding:12px;background:rgba(0,0,0,.25)}
.mini-laptop img{border-radius:12px}
.contacts{padding-bottom:80px}
.contact-strip{padding:34px;display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}
.contact-links{display:grid;gap:12px;font-size:20px;font-weight:900}
.contact-links a{color:var(--green2)}
.floating-contacts{position:fixed;right:18px;bottom:18px;z-index:30;display:flex;flex-direction:column;gap:10px}
.floating-contacts a{width:52px;height:52px;border-radius:17px;display:grid;place-items:center;background:rgba(8,26,40,.88);border:1px solid rgba(84,235,174,.22);box-shadow:0 12px 40px rgba(0,0,0,.35);color:var(--green2);font-weight:1000;backdrop-filter:blur(12px)}
.footer{background:#020910;border-top:1px solid rgba(255,255,255,.08);padding:42px 0;color:var(--muted)}
.footer-grid{display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:32px}
.footer b{color:var(--white);display:block;margin-bottom:12px}
.footer a{display:block;margin:7px 0;color:var(--muted)}
.footer a:hover{color:var(--green2)}
.reveal{opacity:0;transform:translateY(18px);transition:opacity .75s ease,transform .75s ease}
.reveal.visible{opacity:1;transform:translateY(0)}
@media(max-width:1050px){
  .nav,.top-actions{display:none}.menu-btn{display:block;background:rgba(255,255,255,.05);border:1px solid rgba(255,255,255,.12);color:var(--white);border-radius:10px;padding:8px 12px}
  .hero{min-height:auto}.segment-row,.solution-grid,.project-grid,.object-grid,.esg-points{grid-template-columns:1fr 1fr}.monitor-layout,.esg-layout,.pilot-box,.contact-strip{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr 1fr}
}
@media(max-width:640px){
  .container{width:min(100% - 26px,1180px)}.segment-row,.solution-grid,.project-grid,.object-grid,.esg-points,.footer-grid{grid-template-columns:1fr}
  h1{font-size:40px}.hero{padding-top:60px}.topbar{padding:12px 14px}.brand small{display:none}.project-card img{height:220px}.floating-contacts{right:10px;bottom:10px}.floating-contacts a{width:46px;height:46px}
}

/* v4: forum lead hub and renewable pilot sections */
.renewables{
  background:
    radial-gradient(circle at 20% 30%,rgba(73,215,255,.12),transparent 24%),
    radial-gradient(circle at 82% 45%,rgba(72,236,134,.14),transparent 30%),
    #06131f;
}
.renewables-layout{
  display:grid;
  grid-template-columns:.92fr 1.08fr;
  gap:38px;
  align-items:center;
}
.renewables-layout p{color:var(--muted);font-size:18px}
.renewables-cards{display:grid;gap:14px}
.renewables-cards article{
  border:1px solid rgba(84,235,174,.18);
  border-radius:20px;
  background:linear-gradient(180deg,rgba(11,34,52,.88),rgba(6,22,34,.78));
  padding:22px;
}
.renewables-cards span{
  display:inline-grid;
  place-items:center;
  width:40px;
  height:40px;
  border-radius:50%;
  background:rgba(72,236,134,.10);
  color:var(--green2);
  font-weight:1000;
  margin-bottom:12px;
}
.renewables-cards p{color:var(--muted)}
.forum-hub{
  background:
    radial-gradient(circle at 12% 20%,rgba(72,236,134,.10),transparent 25%),
    radial-gradient(circle at 90% 70%,rgba(73,215,255,.10),transparent 25%),
    #041019;
}
.lead-grid{
  display:grid;
  grid-template-columns:repeat(4,1fr);
  gap:16px;
}
.lead-card{
  min-height:240px;
  padding:24px;
  border:1px solid rgba(84,235,174,.18);
  border-radius:22px;
  background:linear-gradient(180deg,rgba(11,34,52,.88),rgba(6,22,34,.78));
  transition:.22s ease;
  display:flex;
  flex-direction:column;
}
.lead-card:hover{
  transform:translateY(-5px);
  border-color:rgba(72,236,134,.45);
  box-shadow:0 22px 70px rgba(0,0,0,.28);
}
.lead-card span{
  align-self:flex-start;
  padding:6px 10px;
  border-radius:999px;
  background:rgba(72,236,134,.10);
  color:var(--green2);
  font-size:12px;
  font-weight:1000;
  margin-bottom:16px;
}
.lead-card p{color:var(--muted);font-size:14px}
.lead-card b{margin-top:auto;color:var(--green2)}
.contact-buttons{
  display:grid;
  grid-template-columns:repeat(2,1fr);
  gap:12px;
}
.contact-button{
  display:block;
  padding:16px 18px;
  border-radius:18px;
  border:1px solid rgba(84,235,174,.18);
  background:rgba(255,255,255,.04);
  transition:.22s ease;
}
.contact-button:hover{
  transform:translateY(-3px);
  border-color:rgba(72,236,134,.45);
}
.contact-button span{
  display:block;
  color:var(--muted);
  font-size:13px;
  margin-bottom:4px;
}
.contact-button b{
  color:var(--white);
  font-size:17px;
}
.primary-contact{
  background:linear-gradient(135deg,rgba(72,236,134,.22),rgba(73,215,255,.08));
  border-color:rgba(72,236,134,.42);
}
.primary-contact b{color:var(--green2)}
@media(max-width:1050px){
  .renewables-layout{grid-template-columns:1fr}
  .lead-grid{grid-template-columns:repeat(2,1fr)}
}
@media(max-width:640px){
  .lead-grid,.contact-buttons{grid-template-columns:1fr}
}



/* v5 mobile compact mode */
.mobile-entry,
.mobile-sticky-cta{
  display:none;
}

@media(max-width:640px){
  body{
    padding-bottom:76px;
  }

  .hero{
    min-height:auto;
    padding:44px 0 26px;
  }

  .hero-photo{
    background-image:
      linear-gradient(180deg,rgba(4,16,25,.70) 0%,rgba(4,16,25,.90) 72%,#041019 100%),
      url("img/sunset-roof.jpg");
    background-position:center top;
  }

  .pill{
    font-size:10px;
    letter-spacing:.08em;
    padding:7px 10px;
    margin-bottom:12px;
  }

  h1{
    font-size:34px;
    line-height:1.03;
    margin-bottom:14px;
  }

  h2{
    font-size:27px;
  }

  .lead{
    font-size:16px;
  }

  .hero-actions{
    margin:20px 0 14px;
  }

  .btn{
    width:100%;
    padding:13px 16px;
  }

  .metrics{
    display:none;
  }

  .segment-row{
    margin-top:28px;
    display:flex;
    overflow-x:auto;
    gap:12px;
    scroll-snap-type:x mandatory;
    padding-bottom:8px;
  }

  .segment-card{
    min-width:78vw;
    min-height:150px;
    scroll-snap-align:start;
  }

  .section{
    padding:46px 0;
  }

  .section-head{
    margin-bottom:20px;
  }

  .section-head p,
  .monitor-copy p,
  .esg-layout p,
  .contact-strip p{
    font-size:16px;
  }

  .solution-grid,
  .project-grid,
  .object-grid,
  .lead-grid,
  .contact-buttons{
    display:flex;
    overflow-x:auto;
    gap:12px;
    scroll-snap-type:x mandatory;
    padding-bottom:8px;
  }

  .solution-card,
  .project-card,
  .object-card,
  .lead-card,
  .contact-button{
    min-width:82vw;
    scroll-snap-align:start;
  }

  .solution-card,
  .object-card{
    min-height:170px;
  }

  .project-card img{
    height:190px;
  }

  .monitor-layout,
  .esg-layout,
  .pilot-box,
  .contact-strip,
  .renewables-layout{
    gap:20px;
  }

  .dashboard-card{
    padding:10px;
    border-radius:18px;
  }

  .dashboard-card img{
    border-radius:12px;
  }

  .objects{
    padding-top:40px;
  }

  .esg-points{
    display:flex;
    overflow-x:auto;
    gap:12px;
    scroll-snap-type:x mandatory;
    padding-bottom:8px;
  }

  .esg-points div{
    min-width:82vw;
    scroll-snap-align:start;
  }

  .pilot-box{
    padding:22px;
  }

  .mini-laptop{
    display:none;
  }

  .forum-hub .section-head p{
    font-size:15px;
  }

  .contact-strip{
    padding:22px;
  }

  .contact-button b{
    font-size:15px;
  }

  .footer{
    padding-bottom:92px;
  }

  .floating-contacts{
    display:none;
  }

  .mobile-entry{
    display:block;
    background:#041019;
    padding:14px 0 0;
  }

  .mobile-entry p{
    margin:0 0 10px;
    color:var(--green2);
    font-size:13px;
    font-weight:900;
  }

  .mobile-entry div{
    display:flex;
    gap:8px;
    overflow-x:auto;
    padding-bottom:10px;
  }

  .mobile-entry a{
    flex:0 0 auto;
    padding:10px 12px;
    border-radius:999px;
    background:rgba(72,236,134,.10);
    border:1px solid rgba(72,236,134,.25);
    color:var(--white);
    font-size:13px;
    font-weight:800;
  }

  .mobile-sticky-cta{
    position:fixed;
    left:10px;
    right:10px;
    bottom:10px;
    z-index:50;
    display:grid;
    grid-template-columns:1fr 1fr 1fr;
    gap:8px;
    padding:8px;
    border-radius:20px;
    background:rgba(4,16,25,.90);
    border:1px solid rgba(84,235,174,.22);
    box-shadow:0 16px 45px rgba(0,0,0,.45);
    backdrop-filter:blur(16px);
  }

  .mobile-sticky-cta a{
    display:grid;
    place-items:center;
    min-height:42px;
    border-radius:14px;
    background:rgba(255,255,255,.055);
    color:var(--white);
    font-weight:900;
    font-size:13px;
  }

  .mobile-sticky-cta a:first-child{
    background:linear-gradient(135deg,#54f29a,#25b95f);
    color:#04130d;
  }
}



/* v6 final polish: brighter hero/photo and clearer mobile swipe affordance */
.swipe-hint{
  display:none;
}

.hero-photo{
  filter:saturate(1.08) contrast(1.04) brightness(1.08);
}

.hero-overlay{
  background:
    radial-gradient(circle at 72% 36%,rgba(72,236,134,.08),transparent 30%),
    radial-gradient(circle at 24% 44%,rgba(72,236,134,.12),transparent 26%),
    linear-gradient(to bottom,rgba(4,16,25,.06),#041019 96%);
}

.project-card img{
  filter:saturate(1.06) contrast(1.04) brightness(1.05);
}

@media(max-width:640px){
  .hero-photo{
    filter:saturate(1.12) contrast(1.03) brightness(1.16);
    background-image:
      linear-gradient(180deg,rgba(4,16,25,.34) 0%,rgba(4,16,25,.68) 58%,#041019 100%),
      url("img/sunset-roof.jpg");
    background-position:center top;
  }

  .hero-copy{
    text-shadow:0 2px 18px rgba(0,0,0,.58);
  }

  .swipe-hint{
    display:flex;
    align-items:center;
    justify-content:flex-end;
    margin:-4px 2px 10px;
    color:var(--green2);
    font-size:12px;
    font-weight:900;
    letter-spacing:.03em;
    opacity:.9;
  }

  .segment-row,
  .solution-grid,
  .project-grid,
  .object-grid,
  .lead-grid,
  .contact-buttons,
  .esg-points{
    position:relative;
    -webkit-overflow-scrolling:touch;
    scrollbar-width:none;
    padding-right:18vw;
  }

  .segment-row::-webkit-scrollbar,
  .solution-grid::-webkit-scrollbar,
  .project-grid::-webkit-scrollbar,
  .object-grid::-webkit-scrollbar,
  .lead-grid::-webkit-scrollbar,
  .contact-buttons::-webkit-scrollbar,
  .esg-points::-webkit-scrollbar{
    display:none;
  }

  .segment-card,
  .solution-card,
  .project-card,
  .object-card,
  .lead-card,
  .contact-button,
  .esg-points div{
    min-width:76vw;
  }

  .segment-card:first-child,
  .solution-card:first-child,
  .project-card:first-child,
  .object-card:first-child,
  .lead-card:first-child,
  .contact-button:first-child{
    box-shadow:0 0 0 1px rgba(72,236,134,.10), 0 18px 55px rgba(0,0,0,.28);
  }

  .section-title-row{
    display:block;
  }

  .section-title-row a{
    display:inline-flex;
    margin-top:8px;
  }

  .mobile-entry div{
    padding-right:15vw;
  }

  .mobile-entry:after{
    content:"";
    display:block;
    height:1px;
    background:linear-gradient(90deg,transparent,rgba(72,236,134,.22),transparent);
  }

  .project-card img{
    filter:saturate(1.1) contrast(1.05) brightness(1.08);
  }
}