/* ==========================================================================
   EVOCABIN - Industrial Prefab Substations & BESS Integration
   Stylesheet condiviso (ES / EN / IT)
   ========================================================================== */

:root{
  /* Brand palette */
  --c-bg:        #ffffff;
  --c-bg-soft:   #f5f7fa;
  --c-bg-alt:    #eef2f7;
  --c-dark:      #0a1628;       /* deep navy industrial */
  --c-dark-2:    #112338;
  --c-mid:       #1e3a5f;       /* steel blue */
  --c-line:      #1f2a3d;
  --c-text:      #0f172a;
  --c-text-soft: #475569;
  --c-text-mute: #64748b;
  --c-border:    #e2e8f0;
  --c-accent:    #f5b400;       /* amber - safety / energy */
  --c-accent-2:  #ffcb3d;
  --c-accent-d:  #c98e00;
  --c-success:   #10b981;
  --c-danger:    #ef4444;

  /* Typography */
  --ff-sans: "Inter","Segoe UI",-apple-system,BlinkMacSystemFont,Roboto,Helvetica,Arial,sans-serif;
  --ff-mono: "JetBrains Mono",ui-monospace,"SFMono-Regular",Menlo,monospace;

  /* Sizing */
  --container: 1240px;
  --radius:    4px;
  --radius-lg: 10px;
  --shadow-sm: 0 1px 2px rgba(15,23,42,.06);
  --shadow:    0 4px 14px rgba(15,23,42,.08);
  --shadow-lg: 0 18px 40px -10px rgba(15,23,42,.18);

  --t: .25s cubic-bezier(.4,0,.2,1);
}

/* ---------- Reset ---------- */
*,*::before,*::after{box-sizing:border-box}
html{scroll-behavior:smooth;-webkit-text-size-adjust:100%}
body{
  margin:0;
  font-family:var(--ff-sans);
  font-size:16px;
  line-height:1.6;
  color:var(--c-text);
  background:var(--c-bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img,svg,video{max-width:100%;display:block}
a{color:inherit;text-decoration:none;transition:color var(--t)}
button{font:inherit;cursor:pointer}
ul{margin:0;padding:0;list-style:none}
h1,h2,h3,h4,h5{margin:0 0 .6em;font-weight:700;line-height:1.18;letter-spacing:-.01em;color:var(--c-text)}
p{margin:0 0 1em}

/* ---------- Layout ---------- */
.container{max-width:var(--container);margin:0 auto;padding:0 24px}
.section{padding:96px 0}
.section-tight{padding:64px 0}
.section-dark{background:var(--c-dark);color:#cbd5e1}
.section-dark h1,.section-dark h2,.section-dark h3,.section-dark h4{color:#fff}
.section-soft{background:var(--c-bg-soft)}

.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--ff-mono);
  font-size:12px;font-weight:600;
  text-transform:uppercase;letter-spacing:.18em;
  color:var(--c-accent-d);
  margin:0 0 16px;
}
.eyebrow::before{
  content:"";display:inline-block;
  width:28px;height:2px;background:var(--c-accent);
}
.section-dark .eyebrow{color:var(--c-accent)}
.section-dark .eyebrow::before{background:var(--c-accent)}

h1.h-display{font-size:clamp(36px,5vw,60px);line-height:1.05;letter-spacing:-.02em}
h2.h-section{font-size:clamp(28px,3.4vw,42px);margin-bottom:24px}
.lead{font-size:18px;color:var(--c-text-soft);max-width:62ch}
.section-dark .lead{color:#94a3b8}

.grid{display:grid;gap:24px}
.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}
@media (max-width:960px){
  .grid-3,.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:620px){
  .grid-2,.grid-3,.grid-4{grid-template-columns:1fr}
  .section{padding:72px 0}
}

/* ---------- Buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 24px;
  font-weight:600;font-size:15px;letter-spacing:.01em;
  border-radius:var(--radius);
  border:1px solid transparent;
  transition:transform var(--t),background var(--t),color var(--t),border-color var(--t),box-shadow var(--t);
  white-space:nowrap;
}
.btn:hover{transform:translateY(-1px)}
.btn-primary{background:var(--c-accent);color:#1a1300;border-color:var(--c-accent)}
.btn-primary:hover{background:var(--c-accent-2);box-shadow:0 8px 18px -4px rgba(245,180,0,.4)}
.btn-dark{background:var(--c-dark);color:#fff;border-color:var(--c-dark)}
.btn-dark:hover{background:#000}
.btn-ghost{background:transparent;color:var(--c-text);border-color:var(--c-border)}
.btn-ghost:hover{border-color:var(--c-dark);background:var(--c-bg-soft)}
.section-dark .btn-ghost{color:#fff;border-color:rgba(255,255,255,.25)}
.section-dark .btn-ghost:hover{background:rgba(255,255,255,.08);border-color:#fff}
.btn .arrow{transition:transform var(--t)}
.btn:hover .arrow{transform:translateX(3px)}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:50;
  background:rgba(255,255,255,.95);
  backdrop-filter:saturate(150%) blur(8px);
  border-bottom:1px solid var(--c-border);
  transition:box-shadow var(--t);
}
.site-header.is-scrolled{box-shadow:var(--shadow-sm)}
.nav{
  display:flex;align-items:center;justify-content:space-between;
  height:84px;
}
@media (max-width:760px){.nav{height:72px}.nav-menu{inset:72px 0 auto 0!important}}
.brand{
  display:flex;align-items:center;gap:14px;
  color:var(--c-dark);
  text-decoration:none;
}
.brand-logo{
  height:48px;width:auto;display:block;
  transition:transform var(--t);
  flex-shrink:0;
}
.brand:hover .brand-logo{transform:scale(1.03)}
.brand-tagline{
  display:block;
  font-family:var(--ff-mono);
  font-size:10px;font-weight:600;
  color:var(--c-text-mute);
  letter-spacing:.22em;text-transform:uppercase;
  border-left:2px solid var(--c-border);
  padding-left:12px;
  line-height:1.35;
  max-width:110px;
}
.site-footer .brand{color:#fff}
.site-footer .brand-logo{height:58px}
.site-footer .brand-tagline{
  color:#94a3b8;border-left-color:rgba(255,255,255,.14);
}
@media (max-width:760px){
  .brand-tagline{display:none}
  .brand-logo{height:46px}
}
.nav-menu{display:flex;align-items:center;gap:32px}
.nav-menu a{font-size:15px;font-weight:500;color:var(--c-text-soft);position:relative}
.nav-menu a:hover,.nav-menu a.active{color:var(--c-dark)}
.nav-menu a::after{
  content:"";position:absolute;left:0;bottom:-6px;height:2px;width:0;
  background:var(--c-accent);transition:width var(--t);
}
.nav-menu a:hover::after,.nav-menu a.active::after{width:100%}
.nav-actions{display:flex;align-items:center;gap:16px}
.lang-switch{
  display:flex;align-items:center;gap:6px;
  font-family:var(--ff-mono);font-size:12px;font-weight:600;
  color:var(--c-text-mute);
}
.lang-switch a{padding:4px 8px;border-radius:4px}
.lang-switch a.active{background:var(--c-dark);color:#fff}
.lang-switch a:not(.active):hover{background:var(--c-bg-alt);color:var(--c-dark)}
.menu-toggle{
  display:none;background:transparent;border:0;padding:8px;color:var(--c-dark);
}
.menu-toggle svg{width:28px;height:28px}
@media (max-width:960px){
  .nav-menu{
    position:fixed;inset:84px 0 auto 0;
    flex-direction:column;align-items:flex-start;gap:0;
    background:#fff;padding:16px 24px 32px;
    border-bottom:1px solid var(--c-border);
    transform:translateY(-12px);opacity:0;pointer-events:none;
    transition:transform var(--t),opacity var(--t);
  }
  .nav-menu.open{transform:translateY(0);opacity:1;pointer-events:auto}
  .nav-menu a{display:block;padding:14px 0;width:100%;border-bottom:1px solid var(--c-border);font-size:17px}
  .nav-menu a:last-child{border-bottom:0}
  .menu-toggle{display:block}
  .nav-actions .btn{display:none}
}

/* ---------- Hero ---------- */
.hero{
  position:relative;overflow:hidden;
  background:
    radial-gradient(circle at 85% 20%, rgba(245,180,0,.16), transparent 55%),
    radial-gradient(circle at 10% 90%, rgba(30,58,95,.5), transparent 60%),
    linear-gradient(135deg,var(--c-dark) 0%,var(--c-dark-2) 60%,var(--c-mid) 100%);
  color:#e2e8f0;
  padding:120px 0 110px;
}
.hero::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px);
  background-size:60px 60px;
  mask-image:radial-gradient(ellipse at center,black 30%,transparent 75%);
}
.hero .container{position:relative;z-index:2}
.hero-grid{
  display:grid;grid-template-columns:1.2fr .9fr;gap:60px;align-items:center;
}
@media (max-width:960px){.hero-grid{grid-template-columns:1fr;gap:40px}}
.hero-logo{
  margin:0 0 36px;
  position:relative;
  display:inline-block;
  isolation:isolate;
}
.hero-logo img{
  height:138px;width:auto;max-width:100%;display:block;
  position:relative;
  z-index:2;
  animation:logoFlicker 7s infinite steps(1,end);
  will-change:transform,opacity,filter;
}
.hero-logo::before,
.hero-logo::after{
  content:"";
  position:absolute;
  inset:0;
  background-image:url("logo-evocabin-oriz.png");
  background-size:auto 138px;
  background-repeat:no-repeat;
  background-position:left center;
  pointer-events:none;
  opacity:0;
  mix-blend-mode:screen;
  z-index:1;
}
.hero-logo::before{
  filter:drop-shadow(2px 0 0 #ff2d4a) saturate(1.4);
  animation:glitchRed 7s infinite steps(1,end);
}
.hero-logo::after{
  filter:drop-shadow(-2px 0 0 #00f0ff) saturate(1.4);
  animation:glitchCyan 7s infinite steps(1,end);
}

/* Main logo glitch: persistent for ~4.5 seconds out of 7 (64% of time). Stable phase 2.5s at start. */
@keyframes logoFlicker{
  0%,35.9%   { opacity:1; transform:translate3d(0,0,0) scaleX(1); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)); }
  36%        { opacity:1; transform:translate3d(-3px,1px,0) scaleX(.98); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) hue-rotate(-12deg); }
  37.5%      { opacity:.5; transform:translate3d(5px,0,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)); }
  39%        { opacity:1; transform:translate3d(-2px,2px,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) brightness(1.6) contrast(1.4); }
  40.5%      { opacity:.85; transform:translate3d(4px,-1px,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)); }
  42%        { opacity:1; transform:translate3d(-5px,0,0) scaleX(1.03); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) hue-rotate(20deg); }
  43.5%      { opacity:.3; transform:translate3d(0,3px,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) brightness(.5); }
  45%        { opacity:1; transform:translate3d(-6px,0,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) brightness(1.5); }
  46.5%      { opacity:.95; transform:translate3d(2px,-1px,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) contrast(1.6); }
  48%        { opacity:1; transform:translate3d(-3px,1px,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)); }
  49.5%      { opacity:.7; transform:translate3d(5px,0,0) scaleX(.97); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) brightness(1.3); }
  51%        { opacity:1; transform:translate3d(-2px,2px,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) hue-rotate(-18deg); }
  52.5%      { opacity:.85; transform:translate3d(4px,0,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)); }
  54%        { opacity:1; transform:translate3d(-4px,-1px,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) brightness(1.4) contrast(1.3); }
  55.5%      { opacity:.4; transform:translate3d(0,2px,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)); }
  57%        { opacity:1; transform:translate3d(6px,0,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) hue-rotate(10deg); }
  58.5%      { opacity:.9; transform:translate3d(-3px,1px,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) brightness(1.5); }
  60%        { opacity:1; transform:translate3d(2px,0,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)); }
  61.5%      { opacity:.6; transform:translate3d(-5px,2px,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) contrast(1.5); }
  63%        { opacity:1; transform:translate3d(3px,-1px,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) hue-rotate(-10deg); }
  64.5%      { opacity:.95; transform:translate3d(-2px,0,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)); }
  66%        { opacity:1; transform:translate3d(4px,1px,0) scaleX(1.02); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) brightness(1.6); }
  67.5%      { opacity:.5; transform:translate3d(0,2px,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) brightness(.7); }
  69%        { opacity:1; transform:translate3d(-5px,0,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) contrast(1.4); }
  70.5%      { opacity:.9; transform:translate3d(2px,-1px,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)); }
  72%        { opacity:1; transform:translate3d(-3px,0,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) hue-rotate(15deg); }
  73.5%      { opacity:.7; transform:translate3d(5px,1px,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) brightness(1.3); }
  75%        { opacity:1; transform:translate3d(-4px,0,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)); }
  76.5%      { opacity:.85; transform:translate3d(2px,2px,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) contrast(1.5); }
  78%        { opacity:1; transform:translate3d(-2px,0,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) brightness(1.4); }
  79.5%      { opacity:.6; transform:translate3d(4px,-1px,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)); }
  81%        { opacity:1; transform:translate3d(-3px,0,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) hue-rotate(-15deg); }
  82.5%      { opacity:.95; transform:translate3d(2px,1px,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)); }
  84%        { opacity:1; transform:translate3d(-4px,0,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) brightness(1.5); }
  85.5%      { opacity:.5; transform:translate3d(3px,0,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) brightness(.8); }
  87%        { opacity:1; transform:translate3d(-2px,1px,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) contrast(1.3); }
  88.5%      { opacity:.9; transform:translate3d(2px,0,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)); }
  90%        { opacity:1; transform:translate3d(-3px,0,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) hue-rotate(8deg); }
  91.5%      { opacity:.85; transform:translate3d(1px,1px,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) brightness(1.3); }
  93%        { opacity:1; transform:translate3d(-1px,0,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)); }
  94.5%      { opacity:.95; transform:translate3d(2px,0,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)) contrast(1.2); }
  96%        { opacity:1; transform:translate3d(-1px,0,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)); }
  100%       { opacity:1; transform:translate3d(0,0,0); filter:drop-shadow(0 6px 24px rgba(0,0,0,.35)); }
}

/* RGB ghost - red channel - persistent throughout ~4.5s glitch phase */
@keyframes glitchRed{
  0%,35.9% { opacity:0; clip-path:inset(0 0 100% 0); transform:translate(0); }
  36%      { opacity:.8; clip-path:inset(0 0 75% 0); transform:translate(5px,0); }
  37.5%    { opacity:.7; clip-path:inset(60% 0 15% 0); transform:translate(-5px,0); }
  39%      { opacity:.85; clip-path:inset(20% 0 55% 0); transform:translate(3px,0); }
  40.5%    { opacity:.75; clip-path:inset(80% 0 5% 0); transform:translate(-4px,0); }
  42%      { opacity:.8; clip-path:inset(10% 0 70% 0); transform:translate(4px,0); }
  43.5%    { opacity:.6; clip-path:inset(45% 0 30% 0); transform:translate(-6px,0); }
  45%      { opacity:.8; clip-path:inset(0 0 80% 0); transform:translate(5px,0); }
  46.5%    { opacity:.85; clip-path:inset(55% 0 20% 0); transform:translate(-3px,0); }
  48%      { opacity:.7; clip-path:inset(25% 0 50% 0); transform:translate(4px,0); }
  49.5%    { opacity:.8; clip-path:inset(75% 0 5% 0); transform:translate(-5px,0); }
  51%      { opacity:.75; clip-path:inset(15% 0 65% 0); transform:translate(3px,0); }
  52.5%    { opacity:.85; clip-path:inset(45% 0 35% 0); transform:translate(-4px,0); }
  54%      { opacity:.7; clip-path:inset(5% 0 75% 0); transform:translate(5px,0); }
  55.5%    { opacity:.8; clip-path:inset(60% 0 20% 0); transform:translate(-6px,0); }
  57%      { opacity:.75; clip-path:inset(30% 0 45% 0); transform:translate(4px,0); }
  58.5%    { opacity:.85; clip-path:inset(70% 0 10% 0); transform:translate(-3px,0); }
  60%      { opacity:.7; clip-path:inset(20% 0 60% 0); transform:translate(4px,0); }
  61.5%    { opacity:.8; clip-path:inset(50% 0 25% 0); transform:translate(-5px,0); }
  63%      { opacity:.75; clip-path:inset(0 0 80% 0); transform:translate(3px,0); }
  64.5%    { opacity:.85; clip-path:inset(40% 0 40% 0); transform:translate(-4px,0); }
  66%      { opacity:.7; clip-path:inset(75% 0 10% 0); transform:translate(5px,0); }
  67.5%    { opacity:.8; clip-path:inset(15% 0 70% 0); transform:translate(-3px,0); }
  69%      { opacity:.75; clip-path:inset(55% 0 25% 0); transform:translate(4px,0); }
  70.5%    { opacity:.85; clip-path:inset(25% 0 55% 0); transform:translate(-5px,0); }
  72%      { opacity:.7; clip-path:inset(65% 0 15% 0); transform:translate(3px,0); }
  73.5%    { opacity:.8; clip-path:inset(35% 0 45% 0); transform:translate(-4px,0); }
  75%      { opacity:.75; clip-path:inset(10% 0 70% 0); transform:translate(4px,0); }
  76.5%    { opacity:.7; clip-path:inset(50% 0 30% 0); transform:translate(-3px,0); }
  78%      { opacity:.8; clip-path:inset(20% 0 60% 0); transform:translate(4px,0); }
  79.5%    { opacity:.65; clip-path:inset(70% 0 15% 0); transform:translate(-4px,0); }
  81%      { opacity:.7; clip-path:inset(40% 0 40% 0); transform:translate(3px,0); }
  82.5%    { opacity:.6; clip-path:inset(15% 0 70% 0); transform:translate(-3px,0); }
  84%      { opacity:.65; clip-path:inset(55% 0 25% 0); transform:translate(2px,0); }
  85.5%    { opacity:.55; clip-path:inset(30% 0 50% 0); transform:translate(-3px,0); }
  87%      { opacity:.5; clip-path:inset(45% 0 35% 0); transform:translate(2px,0); }
  88.5%    { opacity:.45; clip-path:inset(20% 0 65% 0); transform:translate(-2px,0); }
  90%      { opacity:.4; clip-path:inset(50% 0 30% 0); transform:translate(2px,0); }
  91.5%    { opacity:.35; clip-path:inset(35% 0 45% 0); transform:translate(-1px,0); }
  93%      { opacity:.3; clip-path:inset(40% 0 40% 0); transform:translate(1px,0); }
  94.5%    { opacity:.2; clip-path:inset(45% 0 40% 0); transform:translate(-1px,0); }
  96%      { opacity:.1; clip-path:inset(40% 0 45% 0); transform:translate(0); }
  98%      { opacity:0; clip-path:inset(0 0 100% 0); }
  100%     { opacity:0; clip-path:inset(0 0 100% 0); }
}

/* RGB ghost - cyan channel - mirror of red, opposite direction */
@keyframes glitchCyan{
  0%,35.9% { opacity:0; clip-path:inset(0 0 100% 0); transform:translate(0); }
  36%      { opacity:.8; clip-path:inset(0 0 75% 0); transform:translate(-5px,0); }
  37.5%    { opacity:.7; clip-path:inset(60% 0 15% 0); transform:translate(5px,0); }
  39%      { opacity:.85; clip-path:inset(20% 0 55% 0); transform:translate(-3px,0); }
  40.5%    { opacity:.75; clip-path:inset(80% 0 5% 0); transform:translate(4px,0); }
  42%      { opacity:.8; clip-path:inset(10% 0 70% 0); transform:translate(-4px,0); }
  43.5%    { opacity:.6; clip-path:inset(45% 0 30% 0); transform:translate(6px,0); }
  45%      { opacity:.8; clip-path:inset(0 0 80% 0); transform:translate(-5px,0); }
  46.5%    { opacity:.85; clip-path:inset(55% 0 20% 0); transform:translate(3px,0); }
  48%      { opacity:.7; clip-path:inset(25% 0 50% 0); transform:translate(-4px,0); }
  49.5%    { opacity:.8; clip-path:inset(75% 0 5% 0); transform:translate(5px,0); }
  51%      { opacity:.75; clip-path:inset(15% 0 65% 0); transform:translate(-3px,0); }
  52.5%    { opacity:.85; clip-path:inset(45% 0 35% 0); transform:translate(4px,0); }
  54%      { opacity:.7; clip-path:inset(5% 0 75% 0); transform:translate(-5px,0); }
  55.5%    { opacity:.8; clip-path:inset(60% 0 20% 0); transform:translate(6px,0); }
  57%      { opacity:.75; clip-path:inset(30% 0 45% 0); transform:translate(-4px,0); }
  58.5%    { opacity:.85; clip-path:inset(70% 0 10% 0); transform:translate(3px,0); }
  60%      { opacity:.7; clip-path:inset(20% 0 60% 0); transform:translate(-4px,0); }
  61.5%    { opacity:.8; clip-path:inset(50% 0 25% 0); transform:translate(5px,0); }
  63%      { opacity:.75; clip-path:inset(0 0 80% 0); transform:translate(-3px,0); }
  64.5%    { opacity:.85; clip-path:inset(40% 0 40% 0); transform:translate(4px,0); }
  66%      { opacity:.7; clip-path:inset(75% 0 10% 0); transform:translate(-5px,0); }
  67.5%    { opacity:.8; clip-path:inset(15% 0 70% 0); transform:translate(3px,0); }
  69%      { opacity:.75; clip-path:inset(55% 0 25% 0); transform:translate(-4px,0); }
  70.5%    { opacity:.85; clip-path:inset(25% 0 55% 0); transform:translate(5px,0); }
  72%      { opacity:.7; clip-path:inset(65% 0 15% 0); transform:translate(-3px,0); }
  73.5%    { opacity:.8; clip-path:inset(35% 0 45% 0); transform:translate(4px,0); }
  75%      { opacity:.75; clip-path:inset(10% 0 70% 0); transform:translate(-4px,0); }
  76.5%    { opacity:.7; clip-path:inset(50% 0 30% 0); transform:translate(3px,0); }
  78%      { opacity:.8; clip-path:inset(20% 0 60% 0); transform:translate(-4px,0); }
  79.5%    { opacity:.65; clip-path:inset(70% 0 15% 0); transform:translate(4px,0); }
  81%      { opacity:.7; clip-path:inset(40% 0 40% 0); transform:translate(-3px,0); }
  82.5%    { opacity:.6; clip-path:inset(15% 0 70% 0); transform:translate(3px,0); }
  84%      { opacity:.65; clip-path:inset(55% 0 25% 0); transform:translate(-2px,0); }
  85.5%    { opacity:.55; clip-path:inset(30% 0 50% 0); transform:translate(3px,0); }
  87%      { opacity:.5; clip-path:inset(45% 0 35% 0); transform:translate(-2px,0); }
  88.5%    { opacity:.45; clip-path:inset(20% 0 65% 0); transform:translate(2px,0); }
  90%      { opacity:.4; clip-path:inset(50% 0 30% 0); transform:translate(-2px,0); }
  91.5%    { opacity:.35; clip-path:inset(35% 0 45% 0); transform:translate(1px,0); }
  93%      { opacity:.3; clip-path:inset(40% 0 40% 0); transform:translate(-1px,0); }
  94.5%    { opacity:.2; clip-path:inset(45% 0 40% 0); transform:translate(1px,0); }
  96%      { opacity:.1; clip-path:inset(40% 0 45% 0); transform:translate(0); }
  98%      { opacity:0; clip-path:inset(0 0 100% 0); }
  100%     { opacity:0; clip-path:inset(0 0 100% 0); }
}

@media (max-width:760px){
  .hero-logo img{height:103px}
  .hero-logo::before,.hero-logo::after{background-size:auto 103px;inset:0}
  .hero-logo{margin:0 0 24px}
}

/* Respect users who disabled animations */
@media (prefers-reduced-motion:reduce){
  .hero-logo img,
  .hero-logo::before,
  .hero-logo::after{animation:none!important}
  .hero-logo::before,.hero-logo::after{display:none}
}
.hero h1{color:#fff;font-size:clamp(38px,5.4vw,64px);line-height:1.05;margin-bottom:24px}
.hero h1 .accent{color:var(--c-accent)}
.hero p.lead{color:#94a3b8;font-size:19px;margin-bottom:36px;max-width:54ch}
.hero-cta{display:flex;gap:14px;flex-wrap:wrap}
.hero-stats{
  display:grid;grid-template-columns:repeat(3,1fr);gap:24px;
  margin-top:60px;padding-top:36px;
  border-top:1px solid rgba(255,255,255,.08);
}
.hero-stats .stat{font-family:var(--ff-mono)}
.hero-stats .num{
  font-size:34px;font-weight:700;color:#fff;letter-spacing:-.02em;
  display:block;line-height:1;
}
.hero-stats .lab{
  font-size:11px;color:#94a3b8;
  text-transform:uppercase;letter-spacing:.14em;margin-top:8px;display:block;
}

/* Hero visual: schematic substation card */
.hero-visual{
  position:relative;
  background:rgba(10,22,40,.45);
  border:1px solid rgba(255,255,255,.08);
  border-radius:var(--radius-lg);
  padding:28px;
  box-shadow:var(--shadow-lg);
  backdrop-filter:blur(6px);
}
.hero-visual .panel-head{
  display:flex;justify-content:space-between;align-items:center;
  font-family:var(--ff-mono);font-size:11px;color:#64748b;
  text-transform:uppercase;letter-spacing:.18em;margin-bottom:18px;
}
.hero-visual .panel-head .dot{
  width:8px;height:8px;border-radius:50%;background:var(--c-success);
  box-shadow:0 0 0 4px rgba(16,185,129,.18);
}
.schematic{
  background:#0e1c33;border:1px solid rgba(255,255,255,.06);
  border-radius:6px;padding:20px;
  font-family:var(--ff-mono);font-size:13px;color:#cbd5e1;
}
.schematic .row{display:flex;justify-content:space-between;padding:8px 0;border-bottom:1px dashed rgba(255,255,255,.08)}
.schematic .row:last-child{border-bottom:0}
.schematic .row span:first-child{color:#64748b}
.schematic .row span:last-child{color:#fff;font-weight:600}
.schematic .row .green{color:var(--c-success)}
.schematic .row .yellow{color:var(--c-accent)}
.hero-visual .meter{
  margin-top:18px;height:6px;background:rgba(255,255,255,.06);border-radius:99px;overflow:hidden;
}
.hero-visual .meter span{
  display:block;height:100%;width:78%;
  background:linear-gradient(90deg,var(--c-accent),var(--c-accent-2));
}

/* ---------- Logo strip ---------- */
.strip{
  background:var(--c-bg-soft);
  border-top:1px solid var(--c-border);
  border-bottom:1px solid var(--c-border);
  padding:28px 0;
}
.strip-inner{
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
}
.strip-label{
  font-family:var(--ff-mono);font-size:11px;color:var(--c-text-mute);
  text-transform:uppercase;letter-spacing:.18em;
}
.strip-logos{display:flex;align-items:center;gap:42px;flex-wrap:wrap}
.strip-logos span{
  font-family:var(--ff-mono);font-weight:700;font-size:14px;
  color:var(--c-text-mute);letter-spacing:.04em;
  border-left:2px solid var(--c-border);padding-left:14px;
}

/* ---------- Cards / Products ---------- */
.card{
  background:#fff;border:1px solid var(--c-border);
  border-radius:var(--radius-lg);
  padding:30px;transition:transform var(--t),box-shadow var(--t),border-color var(--t);
  position:relative;overflow:hidden;
}
.card:hover{transform:translateY(-4px);box-shadow:var(--shadow);border-color:var(--c-accent)}
.card .icon{
  width:52px;height:52px;border-radius:8px;
  display:grid;place-items:center;margin-bottom:20px;
  background:linear-gradient(135deg,var(--c-dark),var(--c-mid));
  color:var(--c-accent);
}
.card .icon svg{width:26px;height:26px}
.card h3{font-size:20px;margin-bottom:10px}
.card p{color:var(--c-text-soft);font-size:15px;margin-bottom:16px}
.card .meta{
  font-family:var(--ff-mono);font-size:11px;color:var(--c-text-mute);
  text-transform:uppercase;letter-spacing:.16em;
}
.card .more{
  display:inline-flex;align-items:center;gap:6px;
  font-weight:600;font-size:14px;color:var(--c-dark);
}
.card .more::after{content:"→";transition:transform var(--t)}
.card:hover .more::after{transform:translateX(4px)}

/* Sector cards (dark variant) */
.sector{
  background:var(--c-dark-2);
  border:1px solid rgba(255,255,255,.06);
  border-radius:var(--radius-lg);
  padding:30px;color:#cbd5e1;
  position:relative;overflow:hidden;
  transition:transform var(--t),border-color var(--t);
}
.sector:hover{transform:translateY(-4px);border-color:var(--c-accent)}
.sector h3{color:#fff;font-size:18px}
.sector .num{
  position:absolute;top:18px;right:24px;
  font-family:var(--ff-mono);font-size:12px;color:var(--c-accent);font-weight:700;
}
.sector p{color:#94a3b8;font-size:14px;margin:0}

/* Pillar list (Why us) */
.pillar{
  display:grid;grid-template-columns:48px 1fr;gap:18px;
  padding:24px 0;border-bottom:1px solid var(--c-border);
}
.pillar:last-child{border-bottom:0}
.pillar .num{
  width:48px;height:48px;border-radius:50%;
  background:var(--c-dark);color:var(--c-accent);
  display:grid;place-items:center;
  font-family:var(--ff-mono);font-weight:700;font-size:16px;
}
.pillar h3{font-size:19px;margin-bottom:6px}
.pillar p{color:var(--c-text-soft);font-size:15px;margin:0}

/* ---------- Spotlight (deep dive product) ---------- */
.spotlight{padding:96px 0;position:relative;overflow:hidden}
.spotlight.dark{
  background:linear-gradient(180deg,#0a1628 0%,#0e1d33 100%);
  color:#cbd5e1;
}
.spotlight.dark::before{
  content:"";position:absolute;inset:0;pointer-events:none;
  background-image:
    linear-gradient(rgba(245,180,0,.04) 1px,transparent 1px),
    linear-gradient(90deg,rgba(245,180,0,.04) 1px,transparent 1px);
  background-size:80px 80px;
  mask-image:radial-gradient(ellipse at right top,black 0%,transparent 70%);
}
.spotlight .container{position:relative;z-index:2}
.spotlight-grid{
  display:grid;grid-template-columns:1.05fr 1fr;gap:64px;align-items:center;
}
.spotlight.reverse .spotlight-grid{grid-template-columns:1fr 1.05fr;direction:rtl}
.spotlight.reverse .spotlight-grid > *{direction:ltr}
@media (max-width:960px){
  .spotlight-grid,.spotlight.reverse .spotlight-grid{
    grid-template-columns:1fr;gap:40px;direction:ltr;
  }
}
.spotlight-image{
  position:relative;border-radius:var(--radius-lg);overflow:hidden;
  box-shadow:0 30px 60px -20px rgba(0,0,0,.45);
  background:#0a1628;
}
.spotlight-image img{
  width:100%;height:auto;display:block;
  transition:transform .8s cubic-bezier(.2,.8,.2,1);
}
.spotlight-image:hover img{transform:scale(1.04)}
.spotlight-image .badge{
  position:absolute;top:16px;left:16px;
  background:var(--c-accent);color:var(--c-dark);
  padding:6px 12px;border-radius:4px;
  font-family:var(--ff-mono);font-size:11px;font-weight:700;
  letter-spacing:.16em;text-transform:uppercase;
  box-shadow:0 4px 12px rgba(0,0,0,.25);
}
.spotlight-image .corner{
  position:absolute;bottom:0;right:0;
  background:rgba(10,22,40,.85);
  backdrop-filter:blur(8px);
  color:#fff;padding:14px 18px;
  border-top-left-radius:var(--radius-lg);
  font-family:var(--ff-mono);font-size:12px;
  letter-spacing:.06em;
  border-top:2px solid var(--c-accent);
}
.spotlight-content h2{
  font-size:clamp(28px,3.4vw,42px);
  line-height:1.1;margin-bottom:20px;
  color:var(--c-text);
}
.spotlight.dark .spotlight-content h2{color:#fff}
.spotlight-content p.lead{
  font-size:18px;color:var(--c-text-soft);
  margin-bottom:28px;
}
.spotlight.dark .spotlight-content p.lead{color:#94a3b8}

.spec-list{
  display:grid;grid-template-columns:1fr 1fr;gap:16px 28px;
  margin:0 0 32px;padding:0;
}
@media (max-width:560px){.spec-list{grid-template-columns:1fr}}
.spec-list li{
  list-style:none;padding:14px 0 14px 0;
  border-top:1px solid var(--c-border);
  display:grid;grid-template-columns:32px 1fr;gap:12px;
}
.spotlight.dark .spec-list li{border-top-color:rgba(255,255,255,.1)}
.spec-list li::before{
  content:"";display:block;width:18px;height:18px;
  background:var(--c-accent);
  clip-path:polygon(0 30%,30% 30%,30% 0,70% 0,70% 30%,100% 30%,100% 70%,70% 70%,70% 100%,30% 100%,30% 70%,0 70%);
  margin-top:3px;
}
.spec-list .lab{
  display:block;font-family:var(--ff-mono);font-size:11px;
  color:var(--c-text-mute);letter-spacing:.14em;text-transform:uppercase;
  margin-bottom:2px;
}
.spotlight.dark .spec-list .lab{color:#64748b}
.spec-list .val{
  font-weight:600;font-size:15px;color:var(--c-text);
}
.spotlight.dark .spec-list .val{color:#fff}

/* ---------- Specs table ---------- */
.specs-wrap{overflow-x:auto;border:1px solid var(--c-border);border-radius:var(--radius-lg)}
.specs{width:100%;border-collapse:collapse;font-family:var(--ff-mono);font-size:14px;min-width:680px}
.specs thead th{
  background:var(--c-dark);color:#fff;font-weight:600;
  padding:16px;text-align:left;font-size:12px;
  letter-spacing:.14em;text-transform:uppercase;
}
.specs tbody td{padding:14px 16px;border-bottom:1px solid var(--c-border);color:var(--c-text-soft)}
.specs tbody tr:last-child td{border-bottom:0}
.specs tbody tr:hover{background:var(--c-bg-soft)}
.specs td:first-child{color:var(--c-text);font-weight:600;background:#fbfcfe}

/* ---------- Process timeline ---------- */
.process{display:grid;grid-template-columns:repeat(5,1fr);gap:0;margin-top:40px}
@media (max-width:960px){.process{grid-template-columns:repeat(2,1fr);gap:24px}}
@media (max-width:620px){.process{grid-template-columns:1fr}}
.step{position:relative;padding:0 16px}
.step:not(:last-child)::after{
  content:"";position:absolute;top:18px;right:0;
  width:100%;height:2px;background:var(--c-border);
}
@media (max-width:960px){.step::after{display:none}}
.step .n{
  width:38px;height:38px;border-radius:50%;
  background:var(--c-accent);color:var(--c-dark);
  display:grid;place-items:center;font-weight:700;
  font-family:var(--ff-mono);
  position:relative;z-index:2;margin-bottom:18px;
}
.step h4{font-size:16px;margin-bottom:6px}
.step p{font-size:14px;color:var(--c-text-soft);margin:0}

/* ---------- CTA strip ---------- */
.cta-strip{
  background:linear-gradient(135deg,var(--c-dark),var(--c-mid));
  color:#fff;border-radius:var(--radius-lg);
  padding:48px;display:grid;grid-template-columns:1.5fr auto;gap:32px;align-items:center;
}
@media (max-width:760px){.cta-strip{grid-template-columns:1fr;text-align:left}}
.cta-strip h2{color:#fff;font-size:30px;margin-bottom:8px}
.cta-strip p{color:#cbd5e1;margin:0}

/* ---------- Contact form ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:60px}
@media (max-width:960px){.contact-grid{grid-template-columns:1fr;gap:40px}}
.contact-info{background:var(--c-dark);color:#cbd5e1;padding:36px;border-radius:var(--radius-lg)}
.contact-info h3{color:#fff;font-size:20px}
.contact-info ul{margin-top:24px}
.contact-info li{
  padding:14px 0;border-top:1px solid rgba(255,255,255,.08);
  display:flex;gap:14px;align-items:flex-start;
}
.contact-info li:first-child{border-top:0;padding-top:0}
.contact-info .label{
  font-family:var(--ff-mono);font-size:11px;color:#64748b;
  text-transform:uppercase;letter-spacing:.16em;display:block;margin-bottom:4px;
}
.contact-info .val{color:#fff;font-weight:500}
.contact-info svg{flex-shrink:0;color:var(--c-accent);width:20px;height:20px;margin-top:2px}

form{display:grid;gap:18px}
.form-row{display:grid;grid-template-columns:1fr 1fr;gap:18px}
@media (max-width:620px){.form-row{grid-template-columns:1fr}}
.field label{
  display:block;font-size:12px;font-weight:600;
  text-transform:uppercase;letter-spacing:.12em;
  color:var(--c-text-mute);margin-bottom:8px;
  font-family:var(--ff-mono);
}
.field input,.field select,.field textarea{
  width:100%;padding:14px 16px;
  border:1px solid var(--c-border);border-radius:var(--radius);
  font:inherit;color:var(--c-text);background:#fff;
  transition:border-color var(--t),box-shadow var(--t);
}
.field textarea{resize:vertical;min-height:130px;font-family:var(--ff-sans)}
.field input:focus,.field select:focus,.field textarea:focus{
  outline:0;border-color:var(--c-accent);box-shadow:0 0 0 3px rgba(245,180,0,.18);
}
.checkbox{display:flex;gap:10px;align-items:flex-start;font-size:13px;color:var(--c-text-soft)}
.checkbox input{width:auto;margin-top:3px}

/* ---------- Footer ---------- */
.site-footer{background:#06101f;color:#94a3b8;padding:64px 0 28px;font-size:14px}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:40px}
@media (max-width:760px){.footer-grid{grid-template-columns:1fr 1fr;gap:30px}}
.footer-grid h4{color:#fff;font-size:13px;text-transform:uppercase;letter-spacing:.14em;margin-bottom:18px;font-family:var(--ff-mono)}
.site-footer a:hover{color:var(--c-accent)}
.site-footer .brand{color:#fff;margin-bottom:14px}
.site-footer p{color:#94a3b8;font-size:14px;line-height:1.6;margin-bottom:20px}
.footer-grid li{padding:6px 0}

/* Social icons */
.social{
  display:flex;gap:10px;flex-wrap:wrap;margin-top:8px;
}
.social a{
  width:40px;height:40px;border-radius:8px;
  display:grid;place-items:center;
  background:rgba(255,255,255,.05);
  border:1px solid rgba(255,255,255,.08);
  color:#cbd5e1;
  transition:background var(--t),color var(--t),border-color var(--t),transform var(--t);
}
.social a:hover{
  background:var(--c-accent);
  color:var(--c-dark);
  border-color:var(--c-accent);
  transform:translateY(-2px);
}
.social svg{width:18px;height:18px}

.footer-bottom{
  border-top:1px solid rgba(255,255,255,.08);
  margin-top:48px;padding-top:24px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:14px;
  font-size:13px;color:#64748b;align-items:center;
}
.footer-bottom a{color:#64748b}
.footer-bottom .social{margin:0}
.footer-bottom .social a{
  width:32px;height:32px;border-radius:6px;
}
.footer-bottom .social svg{width:15px;height:15px}

/* ---------- Reveal animations ---------- */
.reveal{opacity:0;transform:translateY(20px);transition:opacity .7s ease, transform .7s ease}
.reveal.in{opacity:1;transform:none}

/* ---------- Utility ---------- */
.text-center{text-align:center}
.mb-0{margin-bottom:0}
.mt-32{margin-top:32px}
.mt-48{margin-top:48px}