/* =========================================================
   Empire SolarGrid LLC — Design tokens
   Ink #0A0E14 · Panel #121922 · Steel #2A3441
   Volt Amber #F5A623 · Circuit Blue #4C8FD4 · Chrome #E8ECEF
   Display: Oswald · Body: Inter · Utility: JetBrains Mono
   ========================================================= */

@import url('https://fonts.googleapis.com/css2?family=Oswald:wght@400;500;600;700&family=Inter:wght@400;500;600;700&family=JetBrains+Mono:wght@400;500;600&display=swap');

:root{
  --ink: #0A0E14;
  --ink-2: #0D131B;
  --panel: #121922;
  --panel-2: #161F2A;
  --steel: #2A3441;
  --steel-soft: rgba(255,255,255,0.08);
  --amber: #F5A623;
  --amber-bright: #FFC04D;
  --blue: #4C8FD4;
  --chrome: #E8ECEF;
  --text: #C7D0D9;
  --text-dim: #8B98A6;
  --white: #FFFFFF;
  --danger: #E5484D;
  --radius: 2px;
  --maxw: 1240px;
  --display: 'Oswald', sans-serif;
  --body: 'Inter', sans-serif;
  --mono: 'JetBrains Mono', monospace;
}

*,*::before,*::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
html,body{ margin:0; padding:0; }
body{
  background: var(--ink);
  color: var(--text);
  font-family: var(--body);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img{ max-width:100%; display:block; }
a{ color: inherit; text-decoration: none; }
ul{ list-style:none; margin:0; padding:0; }
h1,h2,h3,h4{ font-family: var(--display); color: var(--chrome); margin:0; letter-spacing: 0.01em; }
p{ margin:0; }
button{ font-family: inherit; cursor:pointer; }

:focus-visible{
  outline: 2px solid var(--amber);
  outline-offset: 3px;
}

.wrap{
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 28px;
}

.eyebrow{
  font-family: var(--mono);
  font-size: 12.5px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--amber);
  display: flex;
  align-items: center;
  gap: 10px;
}
.eyebrow::before{
  content:"";
  width: 22px;
  height: 1px;
  background: var(--amber);
  display:inline-block;
}

.section-tag{
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--text-dim);
}

@media (prefers-reduced-motion: reduce){
  *{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;
  align-items:center;
  gap:10px;
  padding: 14px 26px;
  font-family: var(--display);
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--radius);
  border: 1px solid transparent;
  transition: transform .15s ease, background .2s ease, border-color .2s ease, color .2s ease;
  white-space: nowrap;
}
.btn:hover{ transform: translateY(-1px); }
.btn-primary{
  background: var(--amber);
  color: #1A1304;
}
.btn-primary:hover{ background: var(--amber-bright); }
.btn-outline{
  border-color: var(--steel);
  color: var(--chrome);
  background: transparent;
}
.btn-outline:hover{ border-color: var(--amber); color: var(--amber); }
.btn-small{ padding: 9px 16px; font-size: 12.5px; }

/* ---------- Header ---------- */
.site-header{
  position: fixed;
  top:0; left:0; right:0;
  z-index: 100;
  background: rgba(10,14,20,0.78);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--steel-soft);
}
.site-header .wrap{
  display:flex;
  align-items:center;
  justify-content: space-between;
  height: 78px;
  gap: 20px;
}
.brand{ display:flex; align-items:center; gap:12px; }
.brand img{ height: 46px; width:auto; }
.brand-name{
  font-family: var(--display);
  font-size: 17px;
  font-weight: 600;
  color: var(--chrome);
  letter-spacing: 0.02em;
  line-height: 1.1;
}
.brand-name span{
  display:block;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--text-dim);
  letter-spacing: 0.16em;
  font-weight: 400;
  margin-top: 2px;
}

.main-nav{ display:flex; align-items:center; gap: 30px; }
.main-nav a{
  font-family: var(--display);
  font-size: 13.5px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--text);
  position: relative;
  padding: 6px 0;
}
.main-nav a:hover{ color: var(--amber); }

.header-actions{ display:flex; align-items:center; gap: 14px; }

.lang-toggle{
  display:flex;
  border: 1px solid var(--steel);
  border-radius: var(--radius);
  overflow:hidden;
  font-family: var(--mono);
}
.lang-toggle button{
  background: transparent;
  border:none;
  color: var(--text-dim);
  padding: 8px 12px;
  font-size: 12px;
  letter-spacing: 0.06em;
}
.lang-toggle button.active{
  background: var(--amber);
  color:#1A1304;
  font-weight: 600;
}

.nav-toggle{
  display:none;
  background:none;
  border:1px solid var(--steel);
  color: var(--chrome);
  width: 42px; height: 42px;
  align-items:center; justify-content:center;
  border-radius: var(--radius);
}
.nav-toggle span, .nav-toggle span::before, .nav-toggle span::after{
  content:"";
  display:block;
  width: 18px; height: 2px;
  background: var(--chrome);
  position: relative;
  transition: all .2s ease;
}
.nav-toggle span::before{ position:absolute; top:-6px; }
.nav-toggle span::after{ position:absolute; top:6px; }

/* ---------- Hero ---------- */
.hero{
  position: relative;
  min-height: 100vh;
  display:flex;
  align-items: flex-end;
  padding-top: 78px;
  overflow:hidden;
}
.hero-bg{
  position:absolute; top:0; right:0; bottom:0; left:0;
  background-image: url('../images/tesla-powerwall-bank.jpg');
  background-size: cover;
  background-position: 70% 30%;
  filter: saturate(0.9) brightness(0.65);
}
.hero-bg::after{ content:""; }
.hero-scrim{
  position:absolute; top:0; right:0; bottom:0; left:0;
  background:
    linear-gradient(180deg, rgba(8,11,16,0.55) 0%, rgba(8,11,16,0.35) 35%, rgba(8,11,16,0.92) 92%),
    linear-gradient(90deg, rgba(8,11,16,0.92) 0%, rgba(8,11,16,0.45) 48%, rgba(8,11,16,0.25) 100%);
}
.hero-content{
  position: relative;
  z-index: 2;
  padding-bottom: 84px;
  max-width: 760px;
}
.hero-logo{
  width: 300px;
  max-width: 70%;
  height: auto;
  margin-bottom: 28px;
  filter: drop-shadow(0 8px 30px rgba(0,0,0,0.55));
}
.hero h1{
  font-size: clamp(40px, 6vw, 76px);
  line-height: 1.02;
  font-weight: 600;
  margin: 18px 0 22px;
  text-wrap: balance;
}
.hero h1 em{
  font-style: normal;
  color: var(--amber);
}
.hero p.lead{
  font-size: 17px;
  color: var(--text);
  max-width: 540px;
  margin-bottom: 34px;
}
.hero-ctas{ display:flex; gap: 16px; flex-wrap: wrap; }

.hero-meta{
  position:absolute;
  right: 28px;
  bottom: 28px;
  z-index: 2;
  font-family: var(--mono);
  font-size: 11px;
  color: rgba(255,255,255,0.55);
  text-align:right;
  letter-spacing: 0.06em;
  display:none;
}

/* ---------- Trust strip ---------- */
.trust-strip{
  background: var(--ink-2);
  border-bottom: 1px solid var(--steel-soft);
  border-top: 1px solid var(--steel-soft);
}
.trust-strip .wrap{
  display:flex;
  flex-wrap: wrap;
  gap: 18px 36px;
  padding-top: 22px;
  padding-bottom: 22px;
  justify-content: space-between;
}
.trust-item{
  display:flex;
  align-items:center;
  gap: 12px;
  font-family: var(--mono);
  font-size: 12.5px;
  color: var(--text-dim);
  letter-spacing: 0.02em;
}
.trust-item .ico{
  color: var(--amber);
  flex: none;
}
.trust-item strong{ color: var(--chrome); font-weight: 600; }

/* ---------- Section shells ---------- */
section{ padding: 110px 0; position:relative; }
.section-head{ margin-bottom: 54px; max-width: 640px; }
.section-head h2{
  font-size: clamp(30px, 3.6vw, 44px);
  margin-top: 14px;
  line-height: 1.08;
}
.section-head p{ margin-top: 16px; color: var(--text-dim); font-size: 15.5px; }

/* ---------- About ---------- */
#about{ background: var(--ink); }
.about-grid{
  display:grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 64px;
  align-items: center;
}
.about-copy p{ margin-bottom: 18px; color: var(--text); font-size: 15.5px; }
.about-copy p:last-of-type{ margin-bottom: 0; }
.about-stats{
  display:grid;
  grid-template-columns: repeat(3,1fr);
  gap: 18px;
  margin-top: 40px;
  border-top: 1px solid var(--steel-soft);
  padding-top: 28px;
}
.about-stats .stat-num{
  font-family: var(--display);
  font-size: 30px;
  color: var(--amber);
  font-weight: 600;
}
.about-stats .stat-label{
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.05em;
  margin-top: 6px;
  text-transform: uppercase;
}

.field-photo{
  position: relative;
  border: 1px solid var(--steel);
  padding: 14px;
  background: var(--panel);
}
.field-photo img{ width:100%; height: 460px; object-fit: cover; object-position: center 25%; }
.field-photo .tag{
  position:absolute;
  left: 14px; bottom: 14px;
  background: rgba(10,14,20,0.85);
  border: 1px solid var(--steel);
  padding: 8px 12px;
  font-family: var(--mono);
  font-size: 11px;
  color: var(--chrome);
  letter-spacing: 0.04em;
}
.field-photo .corner{
  position:absolute;
  top:10px; right:10px;
  font-family: var(--mono);
  font-size: 10px;
  color: var(--amber);
  letter-spacing: 0.08em;
}

/* ---------- Services: panel directory ---------- */
#services{ background: var(--ink-2); border-top:1px solid var(--steel-soft); border-bottom:1px solid var(--steel-soft); }
.panel-directory{
  border: 1px solid var(--steel);
  background: var(--panel);
}
.directory-header{
  display:flex;
  justify-content: space-between;
  align-items:center;
  padding: 16px 24px;
  border-bottom: 1px solid var(--steel);
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--text-dim);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}
.directory-header span.dot{ color: var(--amber); }

.circuit-row{
  display:grid;
  grid-template-columns: 80px 1fr 120px;
  align-items: center;
  padding: 26px 24px;
  border-bottom: 1px solid var(--steel-soft);
  gap: 20px;
  transition: background .2s ease;
}
.circuit-row:last-child{ border-bottom:none; }
.circuit-row:hover{ background: rgba(245,166,35,0.04); }
.ckt-num{
  font-family: var(--mono);
  font-size: 13px;
  color: var(--amber);
  letter-spacing: 0.04em;
}
.ckt-num small{ display:block; color: var(--text-dim); font-size: 10px; margin-top: 3px; letter-spacing: 0.1em; }
.ckt-body h3{
  font-size: 19px;
  font-weight: 500;
  margin-bottom: 6px;
  color: var(--chrome);
}
.ckt-body p{ font-size: 14.5px; color: var(--text-dim); max-width: 560px; }
.ckt-amp{
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
  text-align: right;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

/* ---------- Gallery ---------- */
#gallery{ background: var(--ink); }
.gallery-grid{
  display:grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: 12px;
  gap: 18px;
}
.g-item{
  position: relative;
  overflow:hidden;
  border: 1px solid var(--steel);
  background: var(--panel);
}
.g-item img{
  width:100%; height:100%;
  object-fit: cover;
  transition: transform .5s ease;
}
.g-item:hover img{ transform: scale(1.05); }
.g-cap{
  position:absolute; left:0; right:0; bottom:0;
  padding: 16px 16px 14px;
  background: linear-gradient(180deg, rgba(10,14,20,0) 0%, rgba(8,11,16,0.92) 75%);
}
.g-cap .g-title{ font-family: var(--display); font-size: 14.5px; color:var(--white); letter-spacing:0.01em; }
.g-cap .g-sub{ font-family: var(--mono); font-size: 10.5px; color: var(--amber); margin-top: 4px; letter-spacing: 0.05em; }

.g-1{ grid-column: span 3; grid-row: span 34; }
.g-2{ grid-column: span 3; grid-row: span 34; }
.g-3{ grid-column: span 2; grid-row: span 24; }
.g-4{ grid-column: span 2; grid-row: span 24; }
.g-5{ grid-column: span 2; grid-row: span 24; }
.g-6{ grid-column: span 3; grid-row: span 22; }
.g-7{ grid-column: span 3; grid-row: span 22; }

.before-after-flag{
  position:absolute; top:12px; left:12px;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform:uppercase;
  padding: 5px 10px;
  background: rgba(10,14,20,0.85);
  border: 1px solid var(--steel);
  color: var(--chrome);
}
.before-after-flag.after{ color: var(--amber); border-color: var(--amber); }

/* ---------- Service area ---------- */
#area{ background: var(--ink-2); border-top: 1px solid var(--steel-soft); }
.area-grid{
  display:grid;
  grid-template-columns: 0.9fr 1.1fr;
  gap: 60px;
  align-items: start;
}
.area-list{
  display:grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 10px 30px;
}
.area-list li{
  font-family: var(--mono);
  font-size: 13.5px;
  color: var(--text);
  padding: 10px 0;
  border-bottom: 1px solid var(--steel-soft);
  display:flex;
  align-items:center;
  gap: 10px;
}
.area-list li::before{ content:"—"; color: var(--amber); }

/* ---------- Contact ---------- */
#contact{ background: var(--ink); }
.contact-grid{
  display:grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 60px;
}
.contact-info-card{
  border: 1px solid var(--steel);
  background: var(--panel);
  padding: 34px;
}
.contact-info-card .row{
  display:flex;
  flex-direction: column;
  gap: 4px;
  padding: 18px 0;
  border-bottom: 1px solid var(--steel-soft);
}
.contact-info-card .row:first-child{ padding-top:0; }
.contact-info-card .row:last-child{ border-bottom:none; padding-bottom:0; }
.contact-info-card .row .k{
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.contact-info-card .row .v{
  font-family: var(--display);
  font-size: 19px;
  color: var(--chrome);
  font-weight: 500;
}
.contact-info-card .row a.v:hover{ color: var(--amber); }
.social-row{ display:flex; gap: 12px; margin-top: 22px; }
.social-row a{
  border: 1px solid var(--steel);
  width: 40px; height:40px;
  display:flex; align-items:center; justify-content:center;
  color: var(--text);
}
.social-row a:hover{ border-color: var(--amber); color: var(--amber); }

.form-card{
  border: 1px solid var(--steel);
  background: var(--panel);
  padding: 34px;
}
.form-grid{
  display:grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.form-grid .full{ grid-column: 1 / -1; }
.field label{
  display:block;
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 8px;
}
.field input, .field select, .field textarea{
  width:100%;
  background: var(--ink-2);
  border: 1px solid var(--steel);
  color: var(--chrome);
  padding: 12px 14px;
  font-family: var(--body);
  font-size: 14.5px;
  border-radius: var(--radius);
}
.field textarea{ resize: vertical; min-height: 100px; }
.field input:focus, .field select:focus, .field textarea:focus{
  border-color: var(--amber);
  outline:none;
}
.form-card .btn{ margin-top: 22px; width: 100%; justify-content:center; }
.form-note{
  font-family: var(--mono);
  font-size: 11px;
  color: var(--text-dim);
  margin-top: 14px;
  text-align:center;
}

/* ---------- Footer ---------- */
footer{
  background: var(--ink-2);
  border-top: 1px solid var(--steel-soft);
  padding: 56px 0 28px;
}
.footer-top{
  display:flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 40px;
  padding-bottom: 36px;
  border-bottom: 1px solid var(--steel-soft);
}
.footer-brand{ display:flex; align-items:center; gap:12px; max-width: 320px; }
.footer-brand img{ height: 38px; }
.footer-brand p{ font-size: 13px; color: var(--text-dim); margin-top:8px; }
.footer-cols{ display:flex; gap: 64px; flex-wrap: wrap; }
.footer-col h4{
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-bottom: 16px;
}
.footer-col a, .footer-col p{
  display:block;
  font-size: 14px;
  color: var(--text);
  margin-bottom: 10px;
}
.footer-col a:hover{ color: var(--amber); }
.footer-bottom{
  display:flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  padding-top: 24px;
  font-family: var(--mono);
  font-size: 11.5px;
  color: var(--text-dim);
}

/* ---------- Mobile call bar ---------- */
.mobile-call-bar{
  display:none;
  position: fixed;
  bottom:0; left:0; right:0;
  z-index: 99;
  background: var(--amber);
  color: #1A1304;
  text-align:center;
  padding: 14px;
  font-family: var(--display);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  font-size: 14px;
}

/* ---------- Responsive ---------- */
@media (max-width: 980px){
  .about-grid, .area-grid, .contact-grid{ grid-template-columns: 1fr; }
  .field-photo img{ height: 360px; }
  .form-grid{ grid-template-columns: 1fr; }
  .gallery-grid{ grid-template-columns: repeat(2, 1fr); }
  .g-1,.g-2,.g-3,.g-4,.g-5,.g-6,.g-7{ grid-column: span 1; grid-row: span 26; }
}

@media (max-width: 860px){
  .main-nav, .header-actions .lang-toggle{ display:none; }
  .nav-toggle{ display:flex; }
  body.nav-open .main-nav{
    display:flex;
    position: fixed;
    top: 78px; left:0; right:0; bottom:0;
    background: var(--ink);
    flex-direction: column;
    align-items:flex-start;
    padding: 36px 28px;
    gap: 26px;
    overflow-y:auto;
  }
  body.nav-open .main-nav a{ font-size: 20px; }
  body.nav-open .lang-toggle{ display:flex; margin-top: 10px; }
  .trust-strip .wrap{ justify-content: flex-start; }
  section{ padding: 76px 0; }
  .mobile-call-bar{ display:block; }
  body{ padding-bottom: 54px; }
}

@media (max-width: 600px){
  .wrap{ padding: 0 18px; }
  .hero-logo{ width: 220px; }
  .hero-content{ padding-bottom: 56px; }
  .circuit-row{ grid-template-columns: 1fr; gap: 6px; }
  .ckt-amp{ text-align:left; }
  .about-stats{ grid-template-columns: 1fr 1fr; }
}