:root{
    --ink:#0B1418;
    --panel:#0F1B21;
    --panel-2:#142229;
    --gold:#F2A93B;
    --gold-dim:#8A6423;
    --teal:#4C7A7D;
    --steel:#2C4A52;
    --paper:#F5F0E6;
    --paper-dim:#B9C4C2;
    --line: rgba(245,240,230,0.10);
  }
  *{box-sizing:border-box; margin:0; padding:0;}
  html{scroll-behavior:smooth;}
  body{
    background:var(--ink);
    color:var(--paper);
    font-family:'Inter', sans-serif;
    -webkit-font-smoothing:antialiased;
    overflow-x:hidden;
  }
  h1,h2,h3,h4{
    font-family:'Space Grotesk', sans-serif;
    font-weight:600;
    letter-spacing:-0.01em;
    line-height:1.08;
  }
  .mono{
    font-family:'IBM Plex Mono', monospace;
    letter-spacing:0.06em;
    text-transform:uppercase;
  }
  a{color:inherit; text-decoration:none;}
  img{max-width:100%; display:block;}
  .wrap{max-width:1180px; margin:0 auto; padding:0 32px;}

  /* subtle panel-grid texture used across dark sections */
  .panel-grid{
    position:absolute; inset:0;
    background-image:
      linear-gradient(var(--line) 1px, transparent 1px),
      linear-gradient(90deg, var(--line) 1px, transparent 1px);
    background-size: 46px 46px;
    mask-image: linear-gradient(180deg, transparent, black 12%, black 88%, transparent);
    pointer-events:none;
  }

  /* ---------------- Topbar ---------------- */
  .topbar{
    background:#080D10;
    border-bottom:1px solid var(--line);
    font-size:12.5px;
  }
  .topbar .wrap{
    display:flex; justify-content:space-between; align-items:center;
    padding-top:9px; padding-bottom:9px;
    flex-wrap:wrap; gap:8px;
    color:var(--paper-dim);
  }
  .topbar-left{display:flex; gap:22px; flex-wrap:wrap;}
  .topbar a:hover{color:var(--gold);}

  /* ---------------- Header/Nav ---------------- */
  header.site{
    position:sticky; top:0; z-index:50;
    background:rgba(11,20,24,0.88);
    backdrop-filter:blur(10px);
    border-bottom:1px solid var(--line);
  }
  nav.wrap{
    display:flex; align-items:center; justify-content:space-between;
    height:78px;
  }
  .logo{display:flex; align-items:center; gap:10px; font-family:'Space Grotesk'; font-weight:700; font-size:19px;}
  .logo .mark{
    width:32px; height:32px; border-radius:7px;
    background:linear-gradient(145deg, var(--gold), var(--gold-dim));
    position:relative; flex-shrink:0;
  }
  .logo .mark::before{
    content:"";
    position:absolute; inset:7px;
    background:
      linear-gradient(var(--ink) 1px, transparent 1px) 0 0/8px 8px,
      linear-gradient(90deg, var(--ink) 1px, transparent 1px) 0 0/8px 8px;
    opacity:0.55;
  }
  .navlinks{display:flex; gap:34px; font-size:14.5px; font-weight:500;}
  .navlinks a{color:var(--paper-dim); position:relative; padding:4px 0;}
  .navlinks a:hover{color:var(--paper);}
  .navlinks a.active{color:var(--paper);}
  .navlinks a.active::after{
    content:""; position:absolute; left:0; right:0; bottom:-3px; height:2px; background:var(--gold);
  }
  .nav-cta{
    display:inline-flex; align-items:center; gap:8px;
    background:var(--gold); color:#1B1103;
    font-weight:600; font-size:14px;
    padding:11px 20px; border-radius:3px;
    transition:transform .2s ease, box-shadow .2s ease;
  }
  .nav-cta:hover{transform:translateY(-1px); box-shadow:0 8px 20px rgba(242,169,59,0.25);}
  .burger{display:none;}

  /* ---------------- Hero ---------------- */
  .hero{
    position:relative;
    padding:96px 0 84px;
    overflow:hidden;
    border-bottom:1px solid var(--line);
  }
  .hero .beam{
    position:absolute; top:-260px; right:-160px;
    width:760px; height:760px; border-radius:50%;
    background:radial-gradient(circle at 40% 40%, rgba(242,169,59,0.20), transparent 62%);
    pointer-events:none;
  }
  .hero-grid{
    position:relative; z-index:1;
    display:grid; grid-template-columns:1.05fr 0.95fr; gap:64px; align-items:center;
  }
  .eyebrow{
    display:inline-flex; align-items:center; gap:10px;
    font-size:11.5px; color:var(--gold);
    margin-bottom:22px;
  }
  .eyebrow::before{content:""; width:22px; height:1px; background:var(--gold);}
  .hero h1{
    font-size:clamp(34px, 4.6vw, 58px);
    color:var(--paper);
    max-width:14ch;
  }
  .hero h1 em{
    font-style:normal; color:var(--gold);
  }
  .hero p.lead{
    margin-top:22px; max-width:46ch;
    color:var(--paper-dim); font-size:16.5px; line-height:1.7;
  }
  .hero-actions{display:flex; gap:14px; margin-top:34px; flex-wrap:wrap;}
  .btn-primary{
    background:var(--gold); color:#1B1103; font-weight:600; font-size:14.5px;
    padding:15px 26px; border-radius:3px; display:inline-flex; align-items:center; gap:10px;
    transition:transform .2s ease;
  }
  .btn-primary:hover{transform:translateY(-1px);}
  .btn-ghost{
    border:1px solid var(--line); color:var(--paper); font-weight:500; font-size:14.5px;
    padding:15px 26px; border-radius:3px;
    transition:border-color .2s ease, background .2s ease;
  }
  .btn-ghost:hover{border-color:var(--gold); background:rgba(242,169,59,0.06);}

  .hero-stats{display:flex; gap:34px; margin-top:52px;}
  .hero-stats div h3{font-size:26px; color:var(--gold);}
  .hero-stats div span{display:block; margin-top:4px; font-size:12px; color:var(--paper-dim);}

  /* hero visual: layered solar panel array, css-only */
  .hero-visual{position:relative; height:420px;}
  .array{
    position:absolute; inset:0;
    display:grid; grid-template-columns:repeat(3,1fr); gap:12px;
    transform:perspective(900px) rotateX(8deg) rotateY(-10deg);
  }
  .cell{
    background:linear-gradient(155deg, var(--panel-2), var(--steel));
    border:1px solid rgba(245,240,230,0.08);
    border-radius:6px;
    position:relative;
    overflow:hidden;
  }
  .cell::before{
    content:"";
    position:absolute; inset:0;
    background:
      linear-gradient(rgba(0,0,0,0.35) 1px, transparent 1px) 0 0/100% 22%,
      linear-gradient(90deg, rgba(0,0,0,0.35) 1px, transparent 1px) 0 0/33% 100%;
  }
  .cell.sun{background:linear-gradient(155deg, var(--gold), var(--gold-dim));}
  .cell.sun::before{opacity:0.25;}
  .cell:nth-child(2), .cell:nth-child(5), .cell:nth-child(8){margin-top:26px;}
  .hero-badge{
    position:absolute; bottom:18px; left:18px;
    background:var(--panel); border:1px solid var(--line);
    padding:14px 18px; border-radius:6px;
    display:flex; align-items:center; gap:12px;
    box-shadow:0 20px 40px rgba(0,0,0,0.35);
  }
  .hero-badge .dot{width:9px; height:9px; border-radius:50%; background:var(--gold); box-shadow:0 0 0 5px rgba(242,169,59,0.15);}
  .hero-badge b{display:block; font-size:13px; font-family:'Space Grotesk';}
  .hero-badge span{font-size:11.5px; color:var(--paper-dim);}

  /* ---------------- Value strip ---------------- */
  .value-strip{position:relative; padding:70px 0; border-bottom:1px solid var(--line);}
  .value-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:1px; background:var(--line); border:1px solid var(--line); border-radius:8px; overflow:hidden;}
  .value-item{background:var(--panel); padding:34px 30px;}
  .value-item .num{font-family:'IBM Plex Mono'; color:var(--gold); font-size:12px; margin-bottom:14px; display:block;}
  .value-item h3{font-size:20px; margin-bottom:10px;}
  .value-item p{color:var(--paper-dim); font-size:14.5px; line-height:1.65;}
  .value-item a.more{display:inline-block; margin-top:16px; font-size:13px; color:var(--gold); border-bottom:1px solid transparent;}
  .value-item a.more:hover{border-color:var(--gold);}

  /* ---------------- Capability / stat band ---------------- */
  .capability{position:relative; padding:96px 0; border-bottom:1px solid var(--line); overflow:hidden;}
  .cap-grid{display:grid; grid-template-columns:0.9fr 1.1fr; gap:70px; align-items:center;}
  .cap-tag{font-size:11.5px; color:var(--teal); margin-bottom:16px;}
  .capability h2{font-size:clamp(26px,3vw,36px); max-width:12ch; color:var(--paper); margin-bottom:20px;}
  .capability p.desc{color:var(--paper-dim); font-size:15.5px; line-height:1.75; max-width:46ch;}
  .cap-stats{display:grid; grid-template-columns:repeat(2,1fr); gap:1px; background:var(--line); border:1px solid var(--line); border-radius:8px; overflow:hidden; margin-top:34px;}
  .cap-stat{background:var(--panel); padding:26px 24px;}
  .cap-stat h3{font-size:30px; color:var(--gold); font-family:'IBM Plex Mono'; font-weight:500;}
  .cap-stat span{display:block; margin-top:6px; font-size:12.5px; color:var(--paper-dim);}

  .radial{
    position:relative; height:420px; display:flex; align-items:center; justify-content:center;
  }
  .radial svg{width:100%; height:100%;}

  /* ---------------- Partners marquee ---------------- */
  .partners{padding:56px 0; border-bottom:1px solid var(--line);}
  .partners .label{text-align:center; color:var(--paper-dim); font-size:11.5px; margin-bottom:30px;}
  .marquee{
    overflow:hidden; -webkit-mask-image: linear-gradient(90deg, transparent, black 8%, black 92%, transparent);
  }
  .marquee-track{
    display:flex; gap:64px; width:max-content;
    animation: scroll 26s linear infinite;
  }
  .marquee-track span{
    font-family:'Space Grotesk'; font-weight:600; font-size:19px; color:var(--paper-dim);
    opacity:0.55; white-space:nowrap;
  }
  @keyframes scroll{ from{transform:translateX(0);} to{transform:translateX(-50%);} }

  /* ---------------- Process ---------------- */
  .process{padding:96px 0; border-bottom:1px solid var(--line);}
  .process-head{display:flex; justify-content:space-between; align-items:flex-end; gap:30px; margin-bottom:50px; flex-wrap:wrap;}
  .process-head h2{font-size:clamp(26px,3vw,34px); max-width:12ch;}
  .process-head p{color:var(--paper-dim); font-size:14.5px; max-width:34ch;}
  .steps{display:grid; grid-template-columns:repeat(4,1fr); gap:0; position:relative;}
  .steps::before{content:""; position:absolute; top:19px; left:0; right:0; height:1px; background:var(--line);}
  .step{position:relative; padding-right:24px;}
  .step .idx{
    width:38px; height:38px; border-radius:50%; background:var(--panel);
    border:1px solid var(--gold); color:var(--gold);
    display:flex; align-items:center; justify-content:center;
    font-family:'IBM Plex Mono'; font-size:13px; margin-bottom:22px; position:relative; z-index:1;
  }
  .step h4{font-size:16.5px; margin-bottom:8px;}
  .step p{font-size:13.5px; color:var(--paper-dim); line-height:1.6;}

  /* ---------------- Callback ---------------- */
  .callback{position:relative; padding:80px 0; border-bottom:1px solid var(--line); background:var(--panel);}
  .callback::after{
    content:""; position:absolute; inset:0;
    background:
      linear-gradient(var(--line) 1px, transparent 1px) 0 0/48px 48px,
      linear-gradient(90deg, var(--line) 1px, transparent 1px) 0 0/48px 48px;
    mask-image: radial-gradient(circle at 85% 50%, black, transparent 65%);
    pointer-events:none;
  }
  .callback-grid{position:relative; z-index:1; display:grid; grid-template-columns:1fr 1fr; gap:56px; align-items:center;}
  .callback h2{font-size:clamp(24px,3vw,32px); margin-bottom:14px;}
  .callback p{color:var(--paper-dim); font-size:14.5px; max-width:38ch; line-height:1.7;}
  form.cb{display:grid; grid-template-columns:1fr 1fr; gap:14px;}
  form.cb .full{grid-column:1 / -1;}
  form.cb input{
    width:100%; background:var(--ink); border:1px solid var(--line); color:var(--paper);
    padding:14px 16px; border-radius:4px; font-size:14px; font-family:inherit;
  }
  form.cb input::placeholder{color:var(--paper-dim);}
  form.cb input:focus{outline:2px solid var(--gold); outline-offset:1px; border-color:var(--gold);}
  form.cb button{
    grid-column:1 / -1; background:var(--gold); color:#1B1103; font-weight:600; border:none;
    padding:15px; border-radius:4px; font-size:14.5px; cursor:pointer; font-family:inherit;
    transition:transform .2s ease;
  }
  form.cb button:hover{transform:translateY(-1px);}

  /* ---------------- Footer ---------------- */
  footer{background:#080D10; padding:64px 0 28px;}
  .foot-grid{display:grid; grid-template-columns:1.4fr 1fr 1fr 1fr; gap:40px; padding-bottom:44px; border-bottom:1px solid var(--line);}
  .foot-logo{display:flex; align-items:center; gap:10px; font-family:'Space Grotesk'; font-weight:700; font-size:18px; margin-bottom:16px;}
  footer p.about{color:var(--paper-dim); font-size:13.5px; line-height:1.7; max-width:34ch;}
  .foot-social{display:flex; gap:12px; margin-top:20px;}
  .foot-social a{
    width:34px; height:34px; border:1px solid var(--line); border-radius:50%;
    display:flex; align-items:center; justify-content:center; font-size:13px; color:var(--paper-dim);
    transition:border-color .2s, color .2s;
  }
  .foot-social a:hover{border-color:var(--gold); color:var(--gold);}
  footer h5{font-size:12.5px; color:var(--paper); margin-bottom:20px; letter-spacing:0.06em; text-transform:uppercase;}
  footer ul{list-style:none;}
  footer li{margin-bottom:12px;}
  footer li a{color:var(--paper-dim); font-size:13.5px;}
  footer li a:hover{color:var(--gold);}
  .foot-bottom{
    display:flex; justify-content:space-between; align-items:center; padding-top:26px;
    font-size:12.5px; color:var(--paper-dim); flex-wrap:wrap; gap:10px;
  }

  @media (max-width: 900px){
    .navlinks{display:none;}
    .hero-grid, .cap-grid, .callback-grid{grid-template-columns:1fr;}
    .hero-visual{height:280px; order:-1;}
    .value-grid{grid-template-columns:1fr;}
    .steps{grid-template-columns:1fr 1fr; row-gap:34px;}
    .steps::before{display:none;}
    .foot-grid{grid-template-columns:1fr 1fr; row-gap:34px;}
    form.cb{grid-template-columns:1fr;}
  }
  @media (prefers-reduced-motion: reduce){
    .marquee-track{animation:none;}
    html{scroll-behavior:auto;}
  }

/* ---------------- Inner page header ---------------- */
.page-hero{
  position:relative; padding:64px 0 56px; border-bottom:1px solid var(--line); overflow:hidden;
}
.page-hero .wrap{position:relative; z-index:1;}
.crumb{font-size:12px; color:var(--paper-dim); margin-bottom:16px;}
.crumb a{color:var(--paper-dim);}
.crumb a:hover{color:var(--gold);}
.crumb span{color:var(--gold);}
.page-hero h1{font-size:clamp(30px,4vw,46px); max-width:16ch; color:var(--paper);}
.page-hero p.lead{margin-top:16px; max-width:52ch; color:var(--paper-dim); font-size:15.5px; line-height:1.7;}

/* ---------------- Generic section spacing ---------------- */
.section{padding:88px 0; border-bottom:1px solid var(--line);}
.section-head{max-width:56ch; margin-bottom:48px;}
.section-head h2{font-size:clamp(24px,3vw,34px); margin-bottom:14px;}
.section-head p{color:var(--paper-dim); font-size:15px; line-height:1.7;}

/* ---------------- About: story + timeline ---------------- */
.story-grid{display:grid; grid-template-columns:1fr 1fr; gap:60px; align-items:center;}
.story-grid p{color:var(--paper-dim); font-size:15px; line-height:1.8; margin-bottom:16px;}
.story-figure{
  position:relative; border-radius:10px; overflow:hidden; border:1px solid var(--line);
  aspect-ratio:4/3; background:linear-gradient(155deg, var(--panel-2), var(--steel));
}
.story-figure .panel-grid{mask-image:none;}
.story-figure .stamp{
  position:absolute; bottom:18px; left:18px; background:rgba(8,13,16,0.75); backdrop-filter:blur(6px);
  padding:12px 16px; border-radius:6px; border:1px solid var(--line);
}
.story-figure .stamp b{display:block; font-family:'Space Grotesk'; font-size:14px;}
.story-figure .stamp span{font-size:11.5px; color:var(--paper-dim);}

.timeline{list-style:none; border-left:1px solid var(--line); margin-top:8px;}
.timeline li{position:relative; padding:0 0 34px 30px;}
.timeline li:last-child{padding-bottom:0;}
.timeline li::before{
  content:""; position:absolute; left:-5px; top:3px; width:9px; height:9px; border-radius:50%;
  background:var(--gold); box-shadow:0 0 0 4px var(--ink);
}
.timeline .yr{font-family:'IBM Plex Mono'; font-size:12px; color:var(--gold); display:block; margin-bottom:6px;}
.timeline h4{font-size:16px; margin-bottom:6px;}
.timeline p{font-size:13.5px; color:var(--paper-dim); line-height:1.6; max-width:46ch;}

.values-grid{display:grid; grid-template-columns:repeat(4,1fr); gap:1px; background:var(--line); border:1px solid var(--line); border-radius:8px; overflow:hidden;}
.values-grid .v{background:var(--panel); padding:28px 24px;}
.values-grid .v h4{font-size:15.5px; margin-bottom:8px;}
.values-grid .v p{font-size:13px; color:var(--paper-dim); line-height:1.6;}

/* ---------------- Services ---------------- */
.svc-list{display:flex; flex-direction:column;}
.svc-row{
  display:grid; grid-template-columns:70px 1fr auto; gap:26px; align-items:flex-start;
  padding:32px 0; border-bottom:1px solid var(--line);
}
.svc-row:first-child{padding-top:0;}
.svc-row:last-child{border-bottom:none;}
.svc-num{font-family:'IBM Plex Mono'; color:var(--gold); font-size:13px; padding-top:4px;}
.svc-icon{
  width:52px; height:52px; border-radius:8px; background:var(--panel-2); border:1px solid var(--line);
  display:flex; align-items:center; justify-content:center; font-size:20px; flex-shrink:0;
}
.svc-body h3{font-size:20px; margin-bottom:8px;}
.svc-body p{color:var(--paper-dim); font-size:14.5px; line-height:1.7; max-width:60ch;}
.svc-tags{display:flex; gap:8px; margin-top:14px; flex-wrap:wrap;}
.svc-tags span{
  font-size:11.5px; color:var(--teal); border:1px solid var(--line); padding:5px 10px; border-radius:20px;
}
.svc-row-head{display:grid; grid-template-columns:70px 1fr auto; gap:26px;}

/* ---------------- Projects grid ---------------- */
.filters{display:flex; gap:10px; margin-bottom:36px; flex-wrap:wrap;}
.filters button{
  background:transparent; border:1px solid var(--line); color:var(--paper-dim);
  font-family:inherit; font-size:13px; padding:9px 16px; border-radius:20px; cursor:pointer;
  transition:border-color .2s, color .2s;
}
.filters button.active, .filters button:hover{border-color:var(--gold); color:var(--gold);}
.proj-grid{display:grid; grid-template-columns:repeat(3,1fr); gap:26px;}
.proj-card{border:1px solid var(--line); border-radius:10px; overflow:hidden; background:var(--panel);}
.proj-thumb{
  aspect-ratio:4/3; position:relative; background:linear-gradient(155deg, var(--panel-2), var(--steel));
  overflow:hidden;
}
.proj-thumb .panel-grid{mask-image:none; opacity:0.6;}
.proj-thumb .cap-chip{
  position:absolute; top:14px; left:14px; background:rgba(8,13,16,0.75); backdrop-filter:blur(6px);
  padding:6px 12px; border-radius:20px; font-family:'IBM Plex Mono'; font-size:11.5px; color:var(--gold);
  border:1px solid var(--line);
}
.proj-info{padding:20px 22px;}
.proj-info .loc{font-size:11.5px; color:var(--paper-dim); margin-bottom:6px;}
.proj-info h4{font-size:16.5px; margin-bottom:8px;}
.proj-info p{font-size:13px; color:var(--paper-dim); line-height:1.6;}

/* ---------------- Contact ---------------- */
.contact-grid{display:grid; grid-template-columns:0.85fr 1.15fr; gap:56px;}
.contact-cards{display:flex; flex-direction:column; gap:1px; background:var(--line); border:1px solid var(--line); border-radius:8px; overflow:hidden;}
.contact-card{background:var(--panel); padding:24px 26px; display:flex; gap:16px; align-items:flex-start;}
.contact-card .ic{
  width:40px; height:40px; border-radius:8px; background:var(--panel-2); border:1px solid var(--line);
  display:flex; align-items:center; justify-content:center; font-size:16px; flex-shrink:0;
}
.contact-card h4{font-size:14.5px; margin-bottom:6px;}
.contact-card p, .contact-card a{font-size:13.5px; color:var(--paper-dim); line-height:1.6; display:block;}
.contact-card a:hover{color:var(--gold);}
.contact-form-panel{background:var(--panel); border:1px solid var(--line); border-radius:10px; padding:36px;}
.contact-form-panel h3{font-size:19px; margin-bottom:6px;}
.contact-form-panel > p{font-size:13.5px; color:var(--paper-dim); margin-bottom:26px;}
form.full-form{display:grid; grid-template-columns:1fr 1fr; gap:16px;}
form.full-form .full{grid-column:1/-1;}
form.full-form label{display:block; font-size:12px; color:var(--paper-dim); margin-bottom:8px;}
form.full-form input, form.full-form select, form.full-form textarea{
  width:100%; background:var(--ink); border:1px solid var(--line); color:var(--paper);
  padding:13px 15px; border-radius:4px; font-size:14px; font-family:inherit; resize:vertical;
}
form.full-form input:focus, form.full-form select:focus, form.full-form textarea:focus{
  outline:2px solid var(--gold); outline-offset:1px; border-color:var(--gold);
}
form.full-form button{
  grid-column:1/-1; background:var(--gold); color:#1B1103; font-weight:600; border:none;
  padding:15px; border-radius:4px; font-size:14.5px; cursor:pointer; font-family:inherit;
  transition:transform .2s ease;
}
form.full-form button:hover{transform:translateY(-1px);}
.map-strip{
  margin-top:56px; border:1px solid var(--line); border-radius:10px; overflow:hidden;
  aspect-ratio:21/6; position:relative; background:linear-gradient(155deg, var(--panel-2), var(--steel));
}
.map-strip .pin{
  position:absolute; top:50%; left:50%; transform:translate(-50%,-50%); text-align:center;
}
.map-strip .pin .dot{width:14px; height:14px; border-radius:50%; background:var(--gold); margin:0 auto 8px; box-shadow:0 0 0 8px rgba(242,169,59,0.15);}
.map-strip .pin span{font-size:12.5px; color:var(--paper-dim); font-family:'IBM Plex Mono';}

@media (max-width: 900px){
  .story-grid, .contact-grid{grid-template-columns:1fr;}
  .values-grid{grid-template-columns:1fr 1fr;}
  .svc-row, .svc-row-head{grid-template-columns:50px 1fr; }
  .svc-row > *:last-child{grid-column:1/-1;}
  .proj-grid{grid-template-columns:1fr 1fr;}
  form.full-form{grid-template-columns:1fr;}
}
@media (max-width: 600px){
  .values-grid{grid-template-columns:1fr;}
  .proj-grid{grid-template-columns:1fr;}
}