/* ==========================================================================
   Breeze Empire Tech — Design Tokens
   ========================================================================== */
:root{
  --bg: #0a0a0b;
  --surface: #131316;
  --surface-2: #19191d;
  --surface-3: #202024;
  --border: rgba(255,255,255,0.08);
  --border-strong: rgba(255,255,255,0.14);
  --line: rgba(255,255,255,0.05);

  --text: #f3f1ec;
  --text-dim: #a3a3a8;
  --text-dimmer: #6b6b70;

  --amber: #eab63c;
  --amber-soft: rgba(234,182,60,0.14);
  --cyan: #43c9e0;
  --cyan-soft: rgba(67,201,224,0.14);

  --font-display: 'Space Grotesk', 'Inter', sans-serif;
  --font-body: 'Inter', sans-serif;

  --ease: cubic-bezier(0.16, 1, 0.3, 1);
  --container: 1280px;
}

*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth; -webkit-text-size-adjust:100%;}
@media (prefers-reduced-motion: reduce){
  html{scroll-behavior:auto;}
  *{animation-duration:0.01ms !important; animation-iteration-count:1 !important; transition-duration:0.01ms !important;}
}

body{
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  font-weight:400;
  line-height:1.5;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}

img{max-width:100%; display:block;}
a{color:inherit; text-decoration:none;}
.container{max-width:var(--container); margin:0 auto; padding:0 32px;}

::selection{background:var(--amber); color:#0a0a0b;}

/* Grain texture overlay */
.grain{
  position:fixed; inset:0; pointer-events:none; z-index:999;
  opacity:0.035; mix-blend-mode:overlay;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.cursor-glow{
  position:fixed; top:0; left:0; width:420px; height:420px; border-radius:50%;
  pointer-events:none; z-index:1;
  background:radial-gradient(circle, rgba(234,182,60,0.06) 0%, transparent 70%);
  transform:translate(-50%,-50%);
  transition:opacity 0.3s ease;
  opacity:0;
}
@media (hover:hover){ .cursor-glow{opacity:1;} }

/* ==========================================================================
   Typography
   ========================================================================== */
h1,h2,h3,h4{font-family:var(--font-display); font-weight:600; letter-spacing:-0.02em; line-height:1.05;}

.section-kicker{
  display:inline-block; font-family:var(--font-body); font-size:12.5px; font-weight:600;
  letter-spacing:0.14em; text-transform:uppercase; margin-bottom:18px;
}
.text-amber{color:var(--amber);}
.text-cyan{color:var(--cyan);}

.section-title{
  font-size:clamp(28px, 4vw, 46px);
  font-weight:600;
  letter-spacing:-0.02em;
  color:var(--text);
}

.section-head{
  display:grid; grid-template-columns:1.1fr 0.9fr; gap:60px;
  align-items:end; margin-bottom:64px;
}
.section-head-right{
  color:var(--text-dim); font-size:16px; line-height:1.7; max-width:44ch;
  justify-self:end; text-align:left;
}

/* ==========================================================================
   Reveal animations
   ========================================================================== */
.reveal, .reveal-up{
  opacity:0; transform:translateY(28px);
  transition:opacity 0.9s var(--ease), transform 0.9s var(--ease);
}
.reveal.is-visible, .reveal-up.is-visible{ opacity:1; transform:translateY(0); }
.reveal-up{ transition-delay:var(--d, 0s); }

/* ==========================================================================
   Buttons
   ========================================================================== */
.btn{
  position:relative; display:inline-flex; align-items:center; gap:10px;
  padding:16px 28px; border-radius:100px; font-size:14.5px; font-weight:600;
  font-family:var(--font-body); letter-spacing:0.01em;
  cursor:pointer; border:1px solid transparent;
  transition:transform 0.35s var(--ease), background 0.35s var(--ease), border-color 0.35s var(--ease), box-shadow 0.35s var(--ease);
  will-change:transform;
}
.btn svg{ transition:transform 0.35s var(--ease); }
.btn:hover svg{ transform:translateX(3px); }

.btn-primary{
  background:var(--amber); color:#181205;
  box-shadow:0 0 0 0 rgba(234,182,60,0.0);
}
.btn-primary:hover{ box-shadow:0 8px 30px -6px rgba(234,182,60,0.45); transform:translateY(-2px); }

.btn-ghost{
  background:rgba(255,255,255,0.03); color:var(--text);
  border-color:var(--border-strong); backdrop-filter:blur(6px);
}
.btn-ghost:hover{ background:rgba(255,255,255,0.07); border-color:rgba(255,255,255,0.28); transform:translateY(-2px); }

.btn-sm{ padding:12px 20px; font-size:13px; }

/* ==========================================================================
   Nav
   ========================================================================== */
.nav{
  position:fixed; top:0; left:0; right:0; z-index:500;
  padding:20px 0;
  transition:padding 0.4s var(--ease), background 0.4s var(--ease), border-color 0.4s var(--ease);
}
.nav-inner{
  max-width:var(--container); margin:0 auto; padding:12px 20px 12px 24px;
  display:flex; align-items:center; justify-content:space-between;
  border-radius:100px; border:1px solid transparent;
  background:transparent;
  transition:background 0.4s var(--ease), border-color 0.4s var(--ease), backdrop-filter 0.4s var(--ease), box-shadow .4s var(--ease);
}
.nav.scrolled .nav-inner{
  background:rgba(15,15,17,0.72);
  border-color:var(--border);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  box-shadow:0 10px 40px -12px rgba(0,0,0,0.5);
}
.nav.scrolled{ padding:14px 0; }

.nav-logo{ display:flex; align-items:center; gap:10px; color:var(--text); }
.nav-logo-mark{ color:var(--amber); display:flex; flex-shrink:0; }
.nav-logo-mark img{ display:block; width:34px; height:34px; object-fit:contain; border-radius:8px; }
.nav-logo-text{
  font-family:var(--font-display); font-weight:600; font-size:14.5px;
  letter-spacing:0.04em;
}
.nav-logo-sub{ display:block; font-size:9.5px; color:var(--text-dimmer); letter-spacing:0.28em; font-weight:500; }

.nav-links{ display:flex; align-items:center; gap:4px; }
.nav-link{
  position:relative; padding:9px 16px; font-size:13.5px; font-weight:500; color:var(--text-dim);
  transition:color 0.3s ease;
}
.nav-link span{ position:relative; }
.nav-link span::after{
  content:''; position:absolute; left:0; right:0; bottom:-4px; height:1px;
  background:var(--amber); transform:scaleX(0); transform-origin:right;
  transition:transform 0.4s var(--ease);
}
.nav-link:hover{ color:var(--text); }
.nav-link:hover span::after{ transform:scaleX(1); transform-origin:left; }

.nav-cta{
  margin-left:8px; padding:10px 20px; border-radius:100px;
  background:var(--text); color:#0c0c0d; font-size:13px; font-weight:600;
  transition:background 0.3s ease, transform 0.3s var(--ease);
}
.nav-cta:hover{ background:var(--amber); transform:translateY(-1px); }

.nav-toggle{
  display:none; flex-direction:column; gap:5px; background:none; border:none; cursor:pointer; padding:8px;
}

.nav-backdrop{
  position:fixed; inset:0; z-index:1;
  background:rgba(5,5,6,0); opacity:0; pointer-events:none;
  transition:opacity 0.4s var(--ease), background 0.4s var(--ease);
}
.nav-backdrop.open{
  background:rgba(5,5,6,0.7); opacity:1; pointer-events:auto;
}
.nav-toggle span{ width:20px; height:1.5px; background:var(--text); transition:transform 0.3s ease, opacity 0.3s ease; }

/* ==========================================================================
   Hero
   ========================================================================== */
.hero{
  position:relative; min-height:100vh; min-height:100svh;
  display:flex; flex-direction:column; justify-content:center;
  overflow:hidden; padding:140px 32px 60px;
}
.hero-bg{ position:absolute; inset:0; z-index:0; }
.hero-img{
  width:100%; height:100%; object-fit:cover;
  transform:scale(1.08);
  animation:hero-zoom 26s var(--ease) forwards;
}
@keyframes hero-zoom{ to{ transform:scale(1); } }

.hero-scrim{
  position:absolute; inset:0;
  background:
    linear-gradient(180deg, rgba(8,8,9,0.55) 0%, rgba(8,8,9,0.72) 55%, rgba(8,8,9,0.96) 100%),
    linear-gradient(90deg, rgba(8,8,9,0.55) 0%, rgba(8,8,9,0.1) 45%, rgba(8,8,9,0.35) 100%);
}
.hero-grid{
  position:absolute; inset:0; opacity:0.25;
  background-image:
    linear-gradient(rgba(255,255,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.06) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 70% 60% at 50% 40%, black 40%, transparent 100%);
}

.hero-lines{ position:absolute; inset:0; width:100%; height:100%; z-index:1; }
.energy-path{ fill:none; stroke:var(--amber); stroke-width:1; opacity:0.35; stroke-dasharray:4 6; }
.energy-path--2{ stroke:var(--cyan); opacity:0.25; }
.energy-dot{ fill:var(--amber); filter:drop-shadow(0 0 6px var(--amber)); }
.energy-dot--2{ fill:var(--cyan); filter:drop-shadow(0 0 6px var(--cyan)); }

.hero-content{ position:relative; z-index:2; max-width:980px; }

.eyebrow{
  display:flex; align-items:center; gap:10px;
  font-size:12.5px; font-weight:600; letter-spacing:0.16em; text-transform:uppercase;
  color:var(--text-dim); margin-bottom:28px;
}
.eyebrow-dot{ width:6px; height:6px; border-radius:50%; background:var(--amber); box-shadow:0 0 10px var(--amber); }

.hero-title{
  font-size:clamp(40px, 7.4vw, 96px);
  font-weight:600; letter-spacing:-0.03em; line-height:1.02;
  display:flex; flex-direction:column;
}
.hero-title em{ font-style:normal; color:var(--amber); }
.hero-title-accent{ color:var(--text-dim); }

.hero-sub{
  margin-top:32px; max-width:560px; font-size:17px; line-height:1.7;
  color:var(--text-dim);
}

.hero-actions{ display:flex; gap:16px; margin-top:44px; flex-wrap:wrap; }

.hero-meta{
  position:relative; z-index:2;
  display:flex; justify-content:space-between; align-items:flex-end;
  margin-top:80px; padding-top:28px; border-top:1px solid var(--border);
  gap:24px; flex-wrap:wrap;
}
.hero-meta-item{ display:flex; flex-direction:column; gap:6px; }
.hero-meta-label{ font-size:11px; letter-spacing:0.12em; text-transform:uppercase; color:var(--text-dimmer); }
.hero-meta-value{ font-size:13.5px; color:var(--text-dim); font-weight:500; }

.scroll-cue{ display:flex; align-items:center; gap:10px; font-size:11px; letter-spacing:0.14em; text-transform:uppercase; color:var(--text-dimmer); margin-left:auto; }
.scroll-cue-line{ width:1px; height:36px; background:var(--border-strong); position:relative; overflow:hidden; }
.scroll-cue-dot{ position:absolute; left:-1px; top:-8px; width:3px; height:8px; background:var(--amber); animation:scroll-cue 2.2s ease-in-out infinite; }
@keyframes scroll-cue{ 0%{ top:-8px; } 100%{ top:36px; } }

/* ==========================================================================
   Marquee
   ========================================================================== */
.marquee-section{ border-top:1px solid var(--border); border-bottom:1px solid var(--border); background:var(--surface); overflow:hidden; }
.marquee{ padding:20px 0; }
.marquee-track{
  display:flex; gap:20px; white-space:nowrap; width:max-content;
  animation:marquee 42s linear infinite;
  font-family:var(--font-display); font-size:14px; letter-spacing:0.02em; color:var(--text-dimmer);
}
.marquee-track .dot{ color:var(--amber); opacity:0.6; }
.marquee-track span:not(.dot){ padding:0 2px; }
@keyframes marquee{ from{ transform:translateX(0); } to{ transform:translateX(-50%); } }

/* ==========================================================================
   Intro
   ========================================================================== */
.intro{ padding:140px 0 120px; }
.intro-grid{ display:grid; grid-template-columns:140px 1fr; gap:40px; }
.intro-index{ display:flex; flex-direction:column; align-items:flex-start; gap:16px; padding-top:8px; }
.index-num{ font-family:var(--font-display); font-size:14px; color:var(--text-dimmer); }
.index-line{ width:1px; height:60px; background:var(--border-strong); }
.index-label{ font-size:12px; letter-spacing:0.14em; text-transform:uppercase; color:var(--text-dimmer); writing-mode:vertical-rl; }

.intro-statement{
  font-family:var(--font-display); font-size:clamp(24px, 3.4vw, 42px);
  font-weight:500; letter-spacing:-0.015em; line-height:1.28; color:var(--text-dim);
  max-width:960px;
}
.intro-statement .text-amber, .intro-statement .text-cyan{ font-weight:600; }

.intro-facts{ display:flex; gap:56px; margin-top:64px; flex-wrap:wrap; }
.intro-fact{ display:flex; flex-direction:column; gap:8px; padding-left:20px; border-left:1px solid var(--border-strong); }
.intro-fact-value{ font-family:var(--font-display); font-size:20px; font-weight:600; }
.intro-fact-label{ font-size:12.5px; color:var(--text-dimmer); max-width:22ch; }

/* ==========================================================================
   Section shared
   ========================================================================== */
.solar, .climate, .technology, .capabilities, .why{ padding:120px 0; }
.solar{ background:var(--bg); }
.climate{ background:var(--surface); position:relative; border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.climate-bg-grid{
  position:absolute; inset:0; opacity:0.5; pointer-events:none;
  background-image:linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size:48px 48px;
}
.technology{ background:var(--bg); }
.capabilities{ background:var(--surface); border-top:1px solid var(--border); border-bottom:1px solid var(--border); }
.why{ background:var(--bg); }

/* ==========================================================================
   Solar showcase
   ========================================================================== */
.solar-showcase{
  display:grid; grid-template-columns:1.6fr 1fr; gap:20px; margin-bottom:28px;
}
.solar-image, .solar-panel-detail{
  position:relative; border-radius:20px; overflow:hidden; border:1px solid var(--border);
  aspect-ratio:16/10;
}
.solar-panel-detail{ aspect-ratio:auto; }
.solar-image img, .solar-panel-detail img{ width:100%; height:100%; object-fit:cover; transition:transform 1.2s var(--ease); }
.solar-image:hover img, .solar-panel-detail:hover img{ transform:scale(1.05); }
.solar-image-tag{
  position:absolute; top:18px; left:18px; display:flex; align-items:center; gap:8px;
  background:rgba(10,10,11,0.6); backdrop-filter:blur(10px); border:1px solid var(--border-strong);
  padding:8px 14px; border-radius:100px; font-size:12px; font-weight:600; letter-spacing:0.03em;
}
.pulse-dot{ width:6px; height:6px; border-radius:50%; background:var(--cyan); box-shadow:0 0 8px var(--cyan); animation:pulse 2s ease-in-out infinite; }
@keyframes pulse{ 0%,100%{ opacity:1; } 50%{ opacity:0.35; } }

/* Dashboard cards */
.dash-grid{
  display:grid; grid-template-columns:repeat(3, 1fr); gap:20px; margin-top:28px;
}
.dash-card{
  background:var(--surface); border:1px solid var(--border); border-radius:18px; padding:28px;
  display:flex; flex-direction:column; gap:14px;
  transition:border-color 0.35s ease, transform 0.35s var(--ease), background 0.35s ease;
}
.dash-card:hover{ border-color:var(--border-strong); transform:translateY(-4px); background:var(--surface-2); }
.dash-card-head{ display:flex; align-items:center; gap:12px; }
.dash-card-icon{
  width:38px; height:38px; border-radius:10px; display:flex; align-items:center; justify-content:center;
  background:var(--amber-soft); color:var(--amber); flex-shrink:0;
}
.dash-card-label{ font-family:var(--font-display); font-weight:600; font-size:15px; }
.dash-card p{ color:var(--text-dim); font-size:14px; line-height:1.65; }
.dash-bar{ height:4px; border-radius:100px; background:var(--surface-3); margin-top:auto; overflow:hidden; }
.dash-bar-fill{
  height:100%; width:0; border-radius:100px; background:linear-gradient(90deg, var(--amber), var(--cyan));
  transition:width 1.4s var(--ease);
}
.dash-card.is-visible .dash-bar-fill{ width:var(--w); }

.dash-card--cta{
  background:linear-gradient(155deg, var(--surface-2), var(--surface));
  justify-content:space-between;
}
.dash-card-cta-text{ font-size:16px; font-weight:500; color:var(--text); line-height:1.5; }

/* ==========================================================================
   Climate interactive
   ========================================================================== */
.climate-interactive{
  position:relative; z-index:1;
  display:grid; grid-template-columns:1.4fr 1fr; gap:20px; margin-bottom:72px;
}
.climate-visual{ position:relative; border-radius:20px; overflow:hidden; border:1px solid var(--border); min-height:420px; }
.climate-visual img{ width:100%; height:100%; object-fit:cover; position:absolute; inset:0; }
.climate-visual-overlay{
  position:absolute; inset:0;
  background:linear-gradient(180deg, rgba(10,10,11,0.1) 0%, rgba(10,10,11,0.75) 100%);
}
.airflow-lines{ position:absolute; inset:0; display:flex; justify-content:space-evenly; align-items:center; padding:0 40px; }
.airflow-lines span{
  width:1px; height:60%; background:linear-gradient(180deg, transparent, var(--cyan), transparent);
  opacity:0.5; animation:airflow 3.5s ease-in-out infinite; animation-duration:var(--dur, 3.5s);
}
.airflow-lines span:nth-child(1){ --dur:3.2s; animation-delay:0s; }
.airflow-lines span:nth-child(2){ --dur:2.6s; animation-delay:0.3s; }
.airflow-lines span:nth-child(3){ --dur:3.8s; animation-delay:0.6s; }
.airflow-lines span:nth-child(4){ --dur:2.9s; animation-delay:0.15s; }
.airflow-lines span:nth-child(5){ --dur:3.4s; animation-delay:0.5s; }
@keyframes airflow{ 0%,100%{ transform:translateY(-14px) scaleY(0.8); opacity:0.25; } 50%{ transform:translateY(14px) scaleY(1.1); opacity:0.7; } }

.climate-panel{
  background:var(--bg); border:1px solid var(--border); border-radius:20px; padding:32px;
  display:flex; flex-direction:column; justify-content:center; gap:22px;
}
.panel-row{ display:flex; justify-content:space-between; align-items:baseline; }
.panel-label{ font-size:12.5px; letter-spacing:0.08em; text-transform:uppercase; color:var(--text-dimmer); }
.panel-value{ font-family:var(--font-display); font-size:32px; font-weight:600; color:var(--cyan); }

.temp-slider{
  -webkit-appearance:none; appearance:none; width:100%; height:3px; border-radius:100px;
  background:linear-gradient(90deg, var(--cyan), var(--amber)); outline:none; cursor:pointer;
}
.temp-slider::-webkit-slider-thumb{
  -webkit-appearance:none; width:18px; height:18px; border-radius:50%;
  background:var(--text); border:3px solid var(--bg); box-shadow:0 0 0 1px var(--border-strong);
  cursor:pointer; transition:transform 0.2s ease;
}
.temp-slider::-webkit-slider-thumb:hover{ transform:scale(1.15); }
.temp-slider::-moz-range-thumb{
  width:16px; height:16px; border-radius:50%; background:var(--text); border:3px solid var(--bg); cursor:pointer;
}
.panel-scale{ display:flex; justify-content:space-between; font-size:11px; color:var(--text-dimmer); margin-top:-10px; }

.panel-stats{ display:grid; grid-template-columns:repeat(3,1fr); gap:14px; padding-top:16px; border-top:1px solid var(--border); }
.panel-stat{ display:flex; flex-direction:column; gap:6px; }
.panel-stat-label{ font-size:10.5px; letter-spacing:0.06em; text-transform:uppercase; color:var(--text-dimmer); }
.panel-stat-value{ font-size:14px; font-weight:600; color:var(--text); }
.panel-stat-value--good{ color:var(--cyan); }

/* Feature list */
.feature-list{ border-top:1px solid var(--border); }
.feature-row{
  display:grid; grid-template-columns:60px 280px 1fr; gap:24px; align-items:center;
  padding:24px 4px; border-bottom:1px solid var(--border);
  transition:background 0.3s ease, padding-left 0.3s var(--ease);
}
.feature-row:hover{ background:rgba(255,255,255,0.02); padding-left:16px; }
.feature-num{ font-family:var(--font-display); color:var(--text-dimmer); font-size:14px; }
.feature-name{ font-family:var(--font-display); font-weight:600; font-size:18px; }
.feature-desc{ color:var(--text-dim); font-size:14.5px; line-height:1.6; max-width:56ch; }

/* ==========================================================================
   Technology blueprint
   ========================================================================== */
.blueprint{
  background:var(--surface); border:1px solid var(--border); border-radius:20px;
  padding:20px; margin-bottom:56px; overflow:hidden;
}
.blueprint-svg{ width:100%; height:auto; display:block; }
.bp-connector{ stroke:var(--border-strong); stroke-width:1; stroke-dasharray:2 6; }
.bp-circle{ fill:var(--bg); stroke:var(--border-strong); stroke-width:1.4; }
.bp-circle--accent{ stroke:var(--amber); }
.bp-num{ fill:var(--text-dimmer); font-family:'Space Grotesk',sans-serif; font-size:13px; }
.bp-label{ fill:var(--text); font-family:'Space Grotesk',sans-serif; font-size:15px; font-weight:600; }
.bp-sub{ fill:var(--text-dimmer); font-family:'Inter',sans-serif; font-size:10.5px; }
.bp-float{ fill:var(--text-dimmer); font-size:9.5px; letter-spacing:0.14em; opacity:0.5; font-family:'Inter',sans-serif; }
.bp-traveler{ fill:var(--amber); filter:drop-shadow(0 0 6px var(--amber)); }

.tech-gallery{ display:grid; grid-template-columns:repeat(4,1fr); gap:20px; }
.tech-gallery-item{ position:relative; border-radius:16px; overflow:hidden; aspect-ratio:3/4; border:1px solid var(--border); }
.tech-gallery-item img{ width:100%; height:100%; object-fit:cover; transition:transform 0.9s var(--ease), filter 0.5s ease; filter:grayscale(0.35) brightness(0.85); }
.tech-gallery-item:hover img{ transform:scale(1.08); filter:grayscale(0) brightness(1); }
.tech-gallery-item::after{ content:''; position:absolute; inset:0; background:linear-gradient(180deg, transparent 40%, rgba(8,8,9,0.9) 100%); }
.tech-gallery-item span{
  position:absolute; left:16px; bottom:14px; z-index:1; font-size:13px; font-weight:600;
  font-family:var(--font-display);
}

/* ==========================================================================
   Stats
   ========================================================================== */
.stats{ padding:100px 0; background:var(--bg); border-bottom:1px solid var(--border); }
.stats-grid{ display:grid; grid-template-columns:repeat(4,1fr); gap:24px; }
.stat{ display:flex; flex-direction:column; gap:10px; padding-right:24px; border-right:1px solid var(--border); }
.stat:last-child{ border-right:none; }
.stat-value{ font-family:var(--font-display); font-size:clamp(40px,5.5vw,64px); font-weight:600; letter-spacing:-0.02em; color:var(--text);
  background:linear-gradient(180deg, var(--text), var(--text-dim)); -webkit-background-clip:text; background-clip:text;
}
.stat-label{ font-size:13px; color:var(--text-dimmer); max-width:20ch; }

/* ==========================================================================
   Portfolio
   ========================================================================== */
.portfolio{ display:grid; grid-template-columns:repeat(3, 1fr); grid-auto-rows:340px; gap:20px; }
.portfolio-card{
  position:relative; border-radius:20px; overflow:hidden; border:1px solid var(--border);
  grid-column:span 1; grid-row:span 1;
}
.portfolio-card--lg{ grid-column:span 2; grid-row:span 1; }
.portfolio-card img{
  position:absolute; inset:0; width:100%; height:100%; object-fit:cover;
  transition:transform 1s var(--ease);
}
.portfolio-card:hover img{ transform:scale(1.08); }
.portfolio-card::before{
  content:''; position:absolute; inset:0; z-index:1;
  background:linear-gradient(180deg, transparent 30%, rgba(8,8,9,0.92) 100%);
  transition:opacity 0.4s ease;
}
.portfolio-info{
  position:absolute; left:0; right:0; bottom:0; z-index:2; padding:26px;
  transform:translateY(8px); transition:transform 0.4s var(--ease);
}
.portfolio-card:hover .portfolio-info{ transform:translateY(0); }
.portfolio-type{ font-size:11.5px; letter-spacing:0.1em; text-transform:uppercase; color:var(--amber); font-weight:600; }
.portfolio-info h3{ font-size:22px; margin:8px 0 6px; }
.portfolio-loc{ font-size:13px; color:var(--text-dim); }

/* ==========================================================================
   Why
   ========================================================================== */
.why-grid{ display:grid; grid-template-columns:repeat(2, 1fr); gap:0; border-top:1px solid var(--border); }
.why-item{
  display:flex; align-items:center; gap:20px; padding:22px 4px;
  border-bottom:1px solid var(--border); font-family:var(--font-display); font-size:17px; font-weight:500;
}
.why-item:nth-child(odd){ border-right:1px solid var(--border); padding-right:24px; }
.why-index{ font-size:13px; color:var(--text-dimmer); font-weight:400; }

/* ==========================================================================
   Final CTA
   ========================================================================== */
.final-cta{ position:relative; padding:160px 0; overflow:hidden; text-align:center; }
.final-cta-bg{
  position:absolute; inset:0;
  background:
    radial-gradient(ellipse 60% 50% at 30% 20%, var(--amber-soft), transparent 60%),
    radial-gradient(ellipse 50% 50% at 75% 80%, var(--cyan-soft), transparent 60%);
}
.final-cta-content{ position:relative; display:flex; flex-direction:column; align-items:center; }
.final-cta-title{ font-size:clamp(32px, 5.5vw, 60px); max-width:900px; margin-top:6px; }
.final-cta-sub{ margin-top:24px; max-width:560px; color:var(--text-dim); font-size:16px; line-height:1.7; }
.final-cta-actions{ display:flex; gap:16px; margin-top:44px; flex-wrap:wrap; justify-content:center; }

/* ==========================================================================
   Footer
   ========================================================================== */
.footer{ background:var(--surface); border-top:1px solid var(--border); padding:80px 0 32px; }
.footer-top{ display:grid; grid-template-columns:1.6fr 1fr 1fr 1fr; gap:40px; padding-bottom:56px; border-bottom:1px solid var(--border); }
.footer-logo{ display:flex; align-items:center; gap:10px; }
.footer-logo img{ display:block; width:30px; height:30px; object-fit:contain; border-radius:7px; }
.footer-brand p{ margin-top:16px; color:var(--text-dim); font-size:14px; max-width:32ch; }
.footer-col{ display:flex; flex-direction:column; gap:14px; }
.footer-col h4{ font-size:12px; letter-spacing:0.1em; text-transform:uppercase; color:var(--text-dimmer); margin-bottom:4px; font-weight:600; }
.footer-col a{ font-size:14.5px; color:var(--text-dim); transition:color 0.25s ease; width:fit-content; }
.footer-col a:hover{ color:var(--amber); }
.footer-address{ font-size:14.5px; color:var(--text-dim); line-height:1.6; }

.footer-bottom{
  display:flex; justify-content:space-between; padding-top:28px; font-size:12.5px; color:var(--text-dimmer); flex-wrap:wrap; gap:8px;
}
.footer-credit{ opacity:0.72; }
.footer-credit a{ color:inherit; text-decoration:underline; text-underline-offset:2px; text-decoration-color:var(--border-strong); transition:color 0.25s ease, text-decoration-color 0.25s ease; }
.footer-credit a:hover{ color:var(--text-dim); text-decoration-color:currentColor; }

/* ==========================================================================
   Responsive
   ========================================================================== */
@media (max-width:1080px){
  .section-head{ grid-template-columns:1fr; gap:24px; }
  .section-head-right{ justify-self:start; text-align:left; }
  .dash-grid{ grid-template-columns:repeat(2,1fr); }
  .tech-gallery{ grid-template-columns:repeat(2,1fr); }
  .stats-grid{ grid-template-columns:repeat(2,1fr); row-gap:36px; }
  .stat:nth-child(odd){ border-right:1px solid var(--border); }
  .stat:nth-child(2n){ border-right:none; }
  .footer-top{ grid-template-columns:1fr 1fr; row-gap:40px; }
}

@media (max-width:860px){
  .nav-links{
    position:fixed; top:0; right:0; height:100vh; width:min(320px,80vw); z-index:2;
    background:rgba(12,12,14,0.98); backdrop-filter:blur(20px);
    flex-direction:column; align-items:flex-start; justify-content:center; gap:6px;
    padding:40px; border-left:1px solid var(--border);
    transform:translateX(100%); transition:transform 0.45s var(--ease);
  }
  .nav-links.open{ transform:translateX(0); }
  .nav-link{ width:100%; padding:14px 0; font-size:17px; }
  .nav-cta{ margin-left:0; margin-top:16px; }
  .nav-toggle{ display:flex; }

  .hero{ padding:120px 20px 40px; }
  .hero-meta{ margin-top:56px; }
  .scroll-cue{ display:none; }

  .intro-grid{ grid-template-columns:1fr; }
  .intro-index{ flex-direction:row; align-items:center; }
  .index-line{ width:60px; height:1px; }
  .index-label{ writing-mode:horizontal-tb; }
  .intro-facts{ gap:28px; }

  .solar-showcase{ grid-template-columns:1fr; }
  .dash-grid{ grid-template-columns:1fr; }
  .climate-interactive{ grid-template-columns:1fr; }
  .climate-visual{ min-height:280px; }
  .feature-row{ grid-template-columns:1fr; gap:6px; padding:20px 4px; }
  .feature-desc{ max-width:100%; }

  .tech-gallery{ grid-template-columns:1fr 1fr; }
  .blueprint{ padding:12px; }

  .stats-grid{ grid-template-columns:1fr; }
  .stat{ border-right:none !important; border-bottom:1px solid var(--border); padding:0 0 24px; }
  .stat:last-child{ border-bottom:none; }

  .portfolio{ grid-template-columns:1fr; grid-auto-rows:300px; }
  .portfolio-card--lg{ grid-column:span 1; }

  .why-grid{ grid-template-columns:1fr; }
  .why-item:nth-child(odd){ border-right:none; padding-right:4px; }

  .footer-top{ grid-template-columns:1fr; gap:32px; }
  .footer-bottom{ flex-direction:column; }
}

@media (max-width:480px){
  .hero-title{ font-size:clamp(34px, 11vw, 52px); }
  .btn{ padding:14px 22px; font-size:13.5px; }
  .section-title{ font-size:28px; }
}

/* ==========================================================================
   Legal pages (Terms & Conditions, Privacy)
   ========================================================================== */
.legal-header{ padding:160px 0 60px; border-bottom:1px solid var(--border); }
.legal-header .section-title{ margin-top:16px; }
.legal-updated{ margin-top:20px; font-size:13.5px; color:var(--text-dimmer); }

.legal{ padding:80px 0 120px; }
.legal-grid{ display:grid; grid-template-columns:220px 1fr; gap:64px; align-items:start; }

.legal-toc{ position:sticky; top:120px; display:flex; flex-direction:column; gap:2px; }
.legal-toc a{
  padding:9px 0; font-size:13.5px; color:var(--text-dimmer);
  border-left:2px solid transparent; padding-left:14px;
  transition:color 0.25s ease, border-color 0.25s ease;
}
.legal-toc a:hover{ color:var(--text); border-color:var(--border-strong); }

.legal-body section{ padding-bottom:56px; margin-bottom:56px; border-bottom:1px solid var(--border); scroll-margin-top:110px; }
.legal-body section:last-child{ border-bottom:none; margin-bottom:0; padding-bottom:0; }

.legal-body h2{
  font-size:22px; font-weight:600; letter-spacing:-0.01em; color:var(--text);
  display:flex; align-items:baseline; gap:12px;
}
.legal-body h2 .legal-num{ font-family:var(--font-display); font-size:14px; color:var(--amber); font-weight:600; }

.legal-body h3{ margin-top:28px; font-size:15px; font-weight:600; color:var(--text); }

.legal-body p{ margin-top:14px; font-size:15px; line-height:1.75; color:var(--text-dim); max-width:68ch; }

.legal-body ul{ margin-top:14px; padding-left:0; list-style:none; display:flex; flex-direction:column; gap:10px; max-width:68ch; }
.legal-body ul li{
  position:relative; padding-left:22px; font-size:15px; line-height:1.65; color:var(--text-dim);
}
.legal-body ul li::before{
  content:''; position:absolute; left:0; top:9px; width:6px; height:6px; border-radius:50%;
  background:var(--cyan);
}
.legal-body ul li strong{ color:var(--text); font-weight:600; }

.legal-note{
  margin-top:16px; padding:18px 20px; border-radius:14px;
  background:var(--surface); border:1px solid var(--border);
  font-size:13.5px; line-height:1.6; color:var(--text-dimmer); max-width:68ch;
}

@media (max-width:900px){
  .legal-grid{ grid-template-columns:1fr; gap:32px; }
  .legal-toc{ position:static; flex-direction:row; flex-wrap:wrap; gap:8px 20px; }
  .legal-toc a{ border-left:none; padding-left:0; border-bottom:2px solid transparent; padding-bottom:4px; }
  .legal-toc a:hover{ border-color:var(--border-strong); }
}

@media (max-width:480px){
  .legal-header{ padding:140px 0 40px; }
  .legal{ padding:56px 0 80px; }
}