/* ===========================================================
   Mimar Al-Ibtikar — Power Plant PMS marketing site
   Design system: industrial-tech, dark, electric-cyan/amber
   =========================================================== */

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

:root{
  --bg:#060a12;
  --bg-1:#0a1120;
  --bg-2:#0d1626;
  --surface:rgba(255,255,255,0.035);
  --surface-hi:rgba(255,255,255,0.06);
  --border:rgba(255,255,255,0.09);
  --border-hi:rgba(255,255,255,0.16);
  --text:#eaf0f9;
  --text-dim:#93a1b7;
  --text-dimmer:#5f6c81;
  --accent:#22d3ee;
  --accent-2:#ffb020;
  --accent-3:#34e8a0;
  --danger:#ff5470;
  --accent-rgb:34,211,238;
  --accent2-rgb:255,176,32;
  --radius-sm:8px;
  --radius:14px;
  --radius-lg:22px;
  --maxw:1240px;
  --nav-h:76px;
  --ease:cubic-bezier(.22,1,.36,1);
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth;scroll-padding-top:var(--nav-h)}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  line-height:1.6;
  overflow-x:hidden;
  -webkit-font-smoothing:antialiased;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
ul{list-style:none}
button{font-family:inherit;cursor:pointer;border:none;background:none;color:inherit}
h1,h2,h3,h4{font-family:'Space Grotesk',sans-serif;font-weight:600;line-height:1.15;letter-spacing:-0.01em}
.mono{font-family:'JetBrains Mono',monospace}

/* ---------- background texture ---------- */
body::before{
  content:'';
  position:fixed;inset:0;
  z-index:-2;
  background:
    radial-gradient(ellipse 900px 600px at 15% -10%, rgba(var(--accent-rgb),0.12), transparent 60%),
    radial-gradient(ellipse 700px 500px at 100% 10%, rgba(var(--accent2-rgb),0.08), transparent 60%),
    linear-gradient(180deg,var(--bg-1) 0%, var(--bg) 100%);
}
body::after{
  content:'';
  position:fixed;inset:0;
  z-index:-1;
  pointer-events:none;
  background-image:
    linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
  background-size:64px 64px;
  mask-image:radial-gradient(ellipse 80% 60% at 50% 0%, black 40%, transparent 100%);
}

.wrap{max-width:var(--maxw);margin:0 auto;padding:0 32px}
section{position:relative}
.section-pad{padding:120px 0}
@media(max-width:768px){.section-pad{padding:80px 0}.wrap{padding:0 20px}}

/* ---------- eyebrow / kicker ---------- */
.kicker{
  display:inline-flex;align-items:center;gap:8px;
  font-family:'JetBrains Mono',monospace;
  font-size:12.5px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--accent);
  background:rgba(var(--accent-rgb),0.08);
  border:1px solid rgba(var(--accent-rgb),0.25);
  padding:6px 14px;border-radius:100px;
  margin-bottom:20px;
}
.kicker::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent);animation:pulse-dot 2s ease-in-out infinite}
@keyframes pulse-dot{0%,100%{opacity:1}50%{opacity:.35}}

.section-head{max-width:640px;margin-bottom:64px}
.section-head h2{font-size:clamp(28px,4vw,42px);margin-bottom:16px}
.section-head p{color:var(--text-dim);font-size:17px}
.center{margin-left:auto;margin-right:auto;text-align:center}

/* secondary heading scale — used inside split/content blocks, smaller than .section-head h2 */
.h2-sub{font-size:clamp(26px,3.6vw,36px);margin-bottom:18px}
.h3-sub{font-size:20px;margin-bottom:14px}

/* ---------- buttons ---------- */
.btn{
  display:inline-flex;align-items:center;gap:10px;
  padding:14px 26px;border-radius:10px;
  font-weight:600;font-size:14.5px;
  transition:transform .35s var(--ease),box-shadow .35s var(--ease),background .35s var(--ease),border-color .35s;
  white-space:nowrap;
}
.btn-primary{
  background:linear-gradient(135deg,var(--accent),#0ea5c4);
  color:#01141a;
  box-shadow:0 0 0 0 rgba(var(--accent-rgb),0.5), 0 8px 24px -8px rgba(var(--accent-rgb),0.55);
}
.btn-primary:hover{transform:translateY(-2px);box-shadow:0 0 0 4px rgba(var(--accent-rgb),0.12),0 14px 30px -8px rgba(var(--accent-rgb),0.65)}
.btn-ghost{
  background:var(--surface);
  border:1px solid var(--border-hi);
  color:var(--text);
}
.btn-ghost:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.btn-arrow{transition:transform .35s var(--ease)}
.btn:hover .btn-arrow{transform:translateX(4px)}

/* ---------- nav ---------- */
.nav{
  position:fixed;top:0;left:0;right:0;z-index:1000;
  height:var(--nav-h);
  display:flex;align-items:center;
  border-bottom:1px solid transparent;
  transition:background .4s var(--ease),border-color .4s var(--ease),backdrop-filter .4s;
}
.nav.scrolled{
  background:rgba(6,10,18,0.78);
  backdrop-filter:blur(16px) saturate(140%);
  border-bottom-color:var(--border);
}
.nav .wrap{display:flex;align-items:center;justify-content:space-between;width:100%}
.brand{display:flex;align-items:center;gap:10px;font-family:'Space Grotesk',sans-serif;font-weight:700;font-size:19px;letter-spacing:-0.01em}
.brand-mark{
  height:38px;padding:4px 6px;border-radius:9px;
  background:#fefefe;
  display:flex;align-items:center;justify-content:center;
  position:relative;flex-shrink:0;
  box-shadow:0 0 20px -4px rgba(var(--accent-rgb),0.45);
}
.brand-mark img{display:block;height:30px;width:auto}
/* header logo: a thin light streak sweeps across the badge every ~6s while the edge glow brightens */
.nav .brand-mark{overflow:hidden;animation:logoGlow 6s ease-in-out infinite}
.nav .brand-mark::after{
  content:"";position:absolute;top:-20%;bottom:-20%;left:0;width:46%;
  background:linear-gradient(105deg,transparent 0%,rgba(var(--accent-rgb),0.0) 25%,rgba(var(--accent-rgb),0.8) 50%,rgba(var(--accent-rgb),0.0) 75%,transparent 100%);
  pointer-events:none;
  transform:translateX(-160%) skewX(-18deg);
  animation:logoShine 6s ease-in-out infinite;
}
@keyframes logoShine{
  0%,8%{transform:translateX(-160%) skewX(-18deg)}
  30%,100%{transform:translateX(420%) skewX(-18deg)}
}
@keyframes logoGlow{
  0%,8%,40%,100%{box-shadow:0 0 20px -4px rgba(var(--accent-rgb),0.45)}
  20%{box-shadow:0 0 26px -2px rgba(var(--accent-rgb),0.85),0 0 0 1px rgba(var(--accent-rgb),0.55)}
}
.brand span{color:inherit;font-weight:inherit}
.brand{white-space:nowrap}
/* the brand name is longer than the old placeholder — tighten the header on small phones so it never wraps or overflows */
@media(max-width:420px){
  .brand{font-size:16px;gap:8px}
  .brand-mark{height:34px;padding:3px 5px}
  .brand-mark img{height:26px}
  .nav-cta{gap:8px}
  .nav .lang-switch{padding:7px 10px;font-size:12px}
}
@media(max-width:340px){
  .brand{font-size:15px}
  .nav .lang-switch{padding:6px 8px}
}

.nav-links{display:flex;align-items:center;gap:8px}
.nav-links a{
  padding:10px 16px;border-radius:8px;font-size:14.5px;font-weight:500;color:var(--text-dim);
  transition:color .25s,background .25s;position:relative;
}
.nav-links a:hover{color:var(--text);background:var(--surface)}
.nav-links a.active{color:var(--accent)}
.nav-cta{display:flex;align-items:center;gap:14px}
.nav-toggle{display:none;flex-direction:column;gap:5px;width:34px;height:34px;align-items:center;justify-content:center}
.nav-toggle span{width:20px;height:2px;background:var(--text);transition:transform .3s var(--ease),opacity .3s}

@media(max-width:920px){
  .nav-links{
    position:fixed;top:var(--nav-h);left:0;right:0;
    flex-direction:column;align-items:stretch;
    background:rgba(6,10,18,0.98);backdrop-filter:blur(16px);
    padding:12px 20px 28px;gap:2px;
    border-bottom:1px solid var(--border);
    transform:translateY(-8px);opacity:0;visibility:hidden;
    transition:transform .35s var(--ease),opacity .35s var(--ease),visibility .35s;
  }
  .nav-links.open{transform:translateY(0);opacity:1;visibility:visible}
  .nav-links a{padding:14px 12px;border-bottom:1px solid var(--border)}
  .nav-toggle{display:flex}
  .nav-cta .btn-ghost{display:none}
}

/* ---------- hero ---------- */
.hero{
  min-height:100vh;
  display:flex;align-items:center;
  padding-top:var(--nav-h);
  position:relative;
  overflow:hidden;
}
.hero-grid{
  display:grid;grid-template-columns:1.05fr .95fr;gap:60px;align-items:center;
  width:100%;
}
@media(max-width:980px){.hero-grid{grid-template-columns:1fr}}

.hero h1{font-size:clamp(34px,5vw,58px);margin-bottom:22px}
.hero h1 .grad{
  background:linear-gradient(100deg,var(--accent),var(--accent-3) 60%,var(--accent-2));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero p{font-size:18px;color:var(--text-dim);max-width:520px;margin-bottom:36px}
.hero-actions{display:flex;gap:16px;flex-wrap:wrap;margin-bottom:56px}

.hero-stats{display:flex;gap:36px;flex-wrap:wrap}
.hero-stat b{display:block;font-family:'Space Grotesk',sans-serif;font-size:28px;color:var(--text)}
.hero-stat span{font-size:13px;color:var(--text-dimmer);text-transform:uppercase;letter-spacing:.06em}

/* ---------- hero visual: animated grid/plant graphic ---------- */
.hero-visual{position:relative;height:520px}
.hv-card{
  position:absolute;
  background:linear-gradient(160deg,var(--surface-hi),var(--surface));
  border:1px solid var(--border-hi);
  border-radius:var(--radius);
  backdrop-filter:blur(10px);
  box-shadow:0 30px 60px -20px rgba(0,0,0,0.6);
}
.hv-main{inset:6% 8%;padding:22px;display:flex;flex-direction:column;gap:16px}
.hv-main .hv-title{display:flex;justify-content:space-between;align-items:center;font-size:12.5px;color:var(--text-dim)}
.hv-live{display:flex;align-items:center;gap:6px;color:var(--accent-3)}
.hv-live::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--accent-3);box-shadow:0 0 8px var(--accent-3);animation:pulse-dot 1.6s infinite}

.hv-gauges{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.hv-gauge{background:rgba(255,255,255,0.03);border:1px solid var(--border);border-radius:10px;padding:12px;text-align:center}
.hv-gauge b{display:block;font-family:'JetBrains Mono',monospace;font-size:20px;color:var(--accent)}
.hv-gauge span{font-size:10.5px;color:var(--text-dimmer);text-transform:uppercase;letter-spacing:.05em}

.hv-chart{flex:1;position:relative;border:1px solid var(--border);border-radius:10px;background:rgba(255,255,255,0.02);overflow:hidden}
.hv-chart svg{width:100%;height:100%}

.hv-float{width:180px;padding:16px;display:flex;flex-direction:column;gap:10px;animation:float 6s ease-in-out infinite;transition:transform .3s var(--ease),box-shadow .3s var(--ease)}
.hv-float:hover{box-shadow:0 20px 40px -12px rgba(var(--accent-rgb),0.35);animation-play-state:paused}
.hv-float.f1{top:0%;right:-4%;animation-delay:0s}
.hv-float.f2{bottom:4%;left:-6%;animation-delay:1.6s}
.hv-float .hf-row{display:flex;justify-content:space-between;font-size:11.5px;color:var(--text-dim)}
.hv-float .hf-val{font-family:'JetBrains Mono',monospace;color:var(--text);font-size:15px}
@keyframes float{0%,100%{transform:translateY(0)}50%{transform:translateY(-14px)}}

/* animated energy line svg used as backdrop */
.energy-lines{position:absolute;inset:0;z-index:-1;opacity:.5;pointer-events:none}
.energy-lines path{
  fill:none;stroke:url(#energyGrad);stroke-width:1.4;
  stroke-dasharray:8 10;
  animation:flow 3.2s linear infinite;
}
@keyframes flow{to{stroke-dashoffset:-180}}

/* ---------- scroll reveal ---------- */
.reveal{opacity:0;transform:translateY(28px);transition:opacity .8s var(--ease),transform .8s var(--ease)}
.reveal.in{opacity:1;transform:translateY(0)}
.reveal-stagger .reveal:nth-child(1){transition-delay:.03s}
.reveal-stagger .reveal:nth-child(2){transition-delay:.11s}
.reveal-stagger .reveal:nth-child(3){transition-delay:.19s}
.reveal-stagger .reveal:nth-child(4){transition-delay:.27s}
.reveal-stagger .reveal:nth-child(5){transition-delay:.35s}
.reveal-stagger .reveal:nth-child(6){transition-delay:.43s}

/* ---------- trust bar ---------- */
.trust{padding:40px 0;border-top:1px solid var(--border);border-bottom:1px solid var(--border)}
.trust p{text-align:center;font-size:12.5px;letter-spacing:.1em;text-transform:uppercase;color:var(--text-dimmer);margin-bottom:28px}
.trust-row{display:flex;justify-content:center;align-items:center;gap:56px;flex-wrap:wrap;filter:grayscale(1);opacity:.55}
.trust-row div{font-family:'Space Grotesk',sans-serif;font-weight:600;font-size:17px;color:var(--text-dim);letter-spacing:.02em}

/* ---------- feature cards ---------- */
.grid-3{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}
.grid-2{display:grid;grid-template-columns:repeat(2,1fr);gap:24px}
.grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
@media(max-width:900px){.grid-3{grid-template-columns:1fr 1fr}.grid-4{grid-template-columns:1fr 1fr}}
@media(max-width:640px){.grid-3,.grid-2,.grid-4{grid-template-columns:1fr}}

/* ---- PMS architecture hub diagram ---- */
.arch-map{position:relative;border:1px solid var(--border);border-radius:var(--radius-lg);background:linear-gradient(160deg,var(--bg-2),var(--bg-1));padding:56px 24px;overflow:hidden}
.arch-layout{display:flex;align-items:center;justify-content:center;gap:56px;flex-wrap:wrap;position:relative;z-index:1}
.arch-col{display:flex;flex-direction:column;gap:12px}
.arch-col-label{font-family:'JetBrains Mono',monospace;font-size:10.5px;color:var(--text-dimmer);text-transform:uppercase;letter-spacing:.08em;margin-bottom:2px;text-align:center}
@media(max-width:820px){.arch-layout{flex-direction:column;gap:28px}}

.arch-node{
  display:flex;align-items:center;gap:12px;padding:12px 16px;border-radius:12px;width:210px;
  background:var(--surface);border:1px solid var(--border);cursor:pointer;text-align:left;
  transition:all .3s var(--ease);
}
.arch-node:hover{border-color:var(--border-hi);transform:translateY(-2px)}
.arch-node.active{border-color:var(--accent);background:rgba(var(--accent-rgb),0.08);box-shadow:0 0 20px -8px rgba(var(--accent-rgb),0.5)}
.arch-node .an-icon{width:38px;height:38px;border-radius:10px;background:rgba(var(--accent-rgb),0.1);display:flex;align-items:center;justify-content:center;color:var(--accent);flex-shrink:0;transition:transform .3s var(--ease)}
.arch-node:hover .an-icon{transform:scale(1.08)}
.arch-node .an-label{font-size:13.5px;font-weight:600;color:var(--text)}
.arch-out .an-icon{color:var(--accent-3);background:rgba(52,232,160,0.1)}

.arch-hub{flex-shrink:0}
.arch-hub b{font-size:19px}

/* ---- transition strip (PMS -> Power Plant PMS) ---- */
.transition-strip{display:flex;align-items:center;justify-content:center;gap:20px;flex-wrap:wrap}
.transition-pill{
  display:flex;align-items:center;gap:10px;padding:14px 24px;border-radius:100px;
  background:var(--surface);border:1px solid var(--border-hi);font-weight:600;font-size:14.5px;
}
.transition-pill.muted{color:var(--text-dim);font-weight:500}
.transition-pill.highlight{border-color:var(--accent);background:rgba(var(--accent-rgb),0.1);color:var(--accent);animation:pill-glow 2.6s ease-in-out infinite}
@keyframes pill-glow{0%,100%{box-shadow:0 0 0 0 rgba(var(--accent-rgb),0.25)}50%{box-shadow:0 0 24px 2px rgba(var(--accent-rgb),0.35)}}
.transition-link{width:80px;height:2px;background:linear-gradient(90deg,rgba(var(--accent-rgb),0.4),rgba(var(--accent-rgb),0.15));position:relative}
.transition-link .pulse{position:absolute;top:50%;left:0;width:6px;height:6px;border-radius:50%;background:var(--accent);transform:translateY(-50%);box-shadow:0 0 8px var(--accent);animation:flow-travel 2s linear infinite}
@media(max-width:640px){.transition-link{width:40px}}

.card{
  background:var(--surface);
  border:1px solid var(--border);
  border-radius:var(--radius);
  padding:30px;
  transition:transform .4s var(--ease),border-color .4s,background .4s,box-shadow .4s;
  position:relative;overflow:hidden;
}
.card::before{
  content:'';position:absolute;inset:0;border-radius:inherit;padding:1px;
  background:linear-gradient(140deg,rgba(var(--accent-rgb),0.5),transparent 40%);
  -webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);
  -webkit-mask-composite:xor;mask-composite:exclude;
  opacity:0;transition:opacity .4s;
}
.card:hover{transform:translateY(-6px);border-color:var(--border-hi);box-shadow:0 24px 40px -20px rgba(0,0,0,0.5)}
.card:hover::before{opacity:1}
.card-icon{
  width:46px;height:46px;border-radius:11px;
  background:rgba(var(--accent-rgb),0.1);
  border:1px solid rgba(var(--accent-rgb),0.25);
  display:flex;align-items:center;justify-content:center;
  margin-bottom:20px;color:var(--accent);
  transition:transform .4s var(--ease);
}
.card:hover .card-icon{transform:scale(1.08) rotate(-4deg)}
.card h3{font-size:18px;margin-bottom:10px}
.card p{color:var(--text-dim);font-size:14.5px}

/* ---------- plant diagram / hotspots ---------- */
.plant-diagram{
  position:relative;border:1px solid var(--border);border-radius:var(--radius-lg);
  background:linear-gradient(160deg,var(--bg-2),var(--bg-1));
  padding:min(6vw,60px);overflow:hidden;
}
.plant-diagram svg{width:100%;height:auto;position:relative;z-index:1}
.hotspot{
  position:absolute;width:16px;height:16px;border-radius:50%;
  background:var(--accent);box-shadow:0 0 0 0 rgba(var(--accent-rgb),0.6);
  cursor:pointer;z-index:2;
  animation:hotspot-pulse 2.4s ease-out infinite;
  transform:translate(-50%,-50%);
}
.hotspot::after{content:'';position:absolute;inset:-10px;border-radius:50%}
@keyframes hotspot-pulse{
  0%{box-shadow:0 0 0 0 rgba(var(--accent-rgb),0.55)}
  70%{box-shadow:0 0 0 16px rgba(var(--accent-rgb),0)}
  100%{box-shadow:0 0 0 0 rgba(var(--accent-rgb),0)}
}
.hotspot-tip{
  position:absolute;bottom:calc(100% + 12px);left:50%;transform:translateX(-50%) translateY(6px);
  width:220px;background:var(--bg-1);border:1px solid var(--border-hi);border-radius:10px;
  padding:14px 16px;font-size:13px;color:var(--text-dim);
  opacity:0;pointer-events:none;transition:opacity .25s,transform .25s;
  box-shadow:0 20px 40px -10px rgba(0,0,0,0.6);z-index:5;
}
.hotspot-tip b{display:block;color:var(--text);font-size:14px;margin-bottom:4px;font-family:'Space Grotesk',sans-serif}
.hotspot:hover .hotspot-tip,.hotspot:focus .hotspot-tip{opacity:1;transform:translateX(-50%) translateY(0);pointer-events:auto}

/* ---------- metrics strip ---------- */
.metrics{
  display:grid;grid-template-columns:repeat(4,1fr);
  border:1px solid var(--border);border-radius:var(--radius);overflow:hidden;
}
.metric{padding:32px 24px;border-right:1px solid var(--border);text-align:center;background:var(--surface)}
.metric:last-child{border-right:none}
.metric b{display:block;font-family:'JetBrains Mono',monospace;font-size:32px;color:var(--accent);margin-bottom:6px}
.metric span{font-size:12.5px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.06em}
@media(max-width:900px){.metrics{grid-template-columns:1fr 1fr}.metric{border-bottom:1px solid var(--border)}}

/* ---------- dashboard mockup ---------- */
.dash{
  border:1px solid var(--border-hi);border-radius:var(--radius-lg);
  background:linear-gradient(160deg,var(--bg-2),var(--bg-1));
  box-shadow:0 40px 90px -30px rgba(0,0,0,0.7);
  overflow:hidden;
}
.dash-top{display:flex;align-items:center;gap:8px;padding:14px 18px;border-bottom:1px solid var(--border)}
.dash-dot{width:10px;height:10px;border-radius:50%;background:var(--border-hi)}
.dash-top span{margin-left:10px;font-size:12px;color:var(--text-dimmer);font-family:'JetBrains Mono',monospace}
.dash-body{display:grid;grid-template-columns:1.3fr .7fr;gap:1px;background:var(--border);transition:opacity .25s ease,transform .25s ease}
.dash-panel{background:var(--bg-1);padding:22px}
.dash-panel h4{font-size:13px;color:var(--text-dim);margin-bottom:16px;text-transform:uppercase;letter-spacing:.05em;font-weight:500}
@media(max-width:800px){.dash-body{grid-template-columns:1fr}}

.bars{display:flex;align-items:flex-end;gap:8px;height:140px}
.bars i{flex:1;background:linear-gradient(180deg,var(--accent),rgba(34,211,238,0.15));border-radius:4px 4px 0 0;transform-origin:bottom;animation:grow 1.4s var(--ease) both}
@keyframes grow{from{transform:scaleY(0)}to{transform:scaleY(1)}}

.mini-list{display:flex;flex-direction:column;gap:12px}
.mini-list li{display:flex;justify-content:space-between;align-items:center;font-size:13px;padding:10px 12px;background:rgba(255,255,255,0.02);border:1px solid var(--border);border-radius:8px}
.mini-list li b{font-family:'JetBrains Mono',monospace;color:var(--accent-3);font-weight:500}
.status-ok{color:var(--accent-3)}
.status-warn{color:var(--accent-2)}

/* ---------- CTA band ---------- */
.cta-band{
  border-radius:var(--radius-lg);
  background:linear-gradient(120deg,rgba(var(--accent-rgb),0.12),rgba(var(--accent2-rgb),0.08));
  border:1px solid var(--border-hi);
  padding:64px;text-align:center;position:relative;overflow:hidden;
}
.cta-band h2{font-size:clamp(24px,3.4vw,36px);margin-bottom:14px}
.cta-band p{color:var(--text-dim);margin-bottom:32px;max-width:520px;margin-left:auto;margin-right:auto}
@media(max-width:640px){.cta-band{padding:40px 24px}}

/* ---------- footer ---------- */
footer{border-top:1px solid var(--border);padding:64px 0 32px;margin-top:60px}
.footer-grid{display:grid;grid-template-columns:1.6fr 1fr 1fr 1fr;gap:40px;margin-bottom:48px}
.footer-grid h5{font-size:13px;color:var(--text);margin-bottom:16px;text-transform:uppercase;letter-spacing:.05em}
.footer-grid ul{display:flex;flex-direction:column;gap:10px}
.footer-grid a{color:var(--text-dim);font-size:14px;transition:color .25s}
.footer-grid a:hover{color:var(--accent)}
.footer-grid p{color:var(--text-dim);font-size:14px;max-width:280px;margin-top:14px}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:28px;border-top:1px solid var(--border);font-size:13px;color:var(--text-dimmer);flex-wrap:wrap;gap:12px}
@media(max-width:800px){.footer-grid{grid-template-columns:1fr 1fr}}
@media(max-width:520px){.footer-grid{grid-template-columns:1fr}}

/* ---------- page hero (inner pages) ---------- */
.page-hero{padding:calc(var(--nav-h) + 80px) 0 80px;position:relative}
.page-hero h1{font-size:clamp(30px,4.6vw,48px);max-width:760px}
.page-hero p{color:var(--text-dim);font-size:17px;max-width:600px;margin-top:18px}
.breadcrumb{display:flex;gap:8px;align-items:center;font-size:13px;color:var(--text-dimmer);margin-bottom:24px}
.breadcrumb a:hover{color:var(--accent)}

/* ---------- timeline / process ---------- */
.timeline{display:flex;flex-direction:column;gap:0}
.tl-item{display:grid;grid-template-columns:60px 1fr;gap:24px;padding-bottom:44px;position:relative}
.tl-item:last-child{padding-bottom:0}
.tl-num{
  width:44px;height:44px;border-radius:50%;border:1px solid var(--border-hi);
  display:flex;align-items:center;justify-content:center;font-family:'JetBrains Mono',monospace;
  color:var(--accent);background:var(--bg-1);position:relative;z-index:1;font-size:14px;
}
.tl-item:not(:last-child)::before{
  content:'';position:absolute;left:22px;top:44px;bottom:0;width:1px;background:var(--border);
}
.tl-item h4{margin-bottom:8px;font-size:17px}
.tl-item p{color:var(--text-dim);font-size:14.5px;max-width:560px}

/* ---------- contact ---------- */
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:48px;align-items:start}
@media(max-width:900px){.contact-grid{grid-template-columns:1fr}}
.field{margin-bottom:20px}
.field label{display:block;font-size:13px;color:var(--text-dim);margin-bottom:8px}
.field input,.field textarea,.field select{
  width:100%;padding:13px 16px;border-radius:9px;
  background:var(--surface);border:1px solid var(--border);color:var(--text);
  font-family:inherit;font-size:14.5px;
  transition:border-color .25s,background .25s;
}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--accent);background:rgba(255,255,255,0.05);box-shadow:0 0 0 3px rgba(var(--accent-rgb),0.25)}
.field textarea{resize:vertical;min-height:120px}
.contact-info-item{display:flex;gap:16px;padding:20px 0;border-bottom:1px solid var(--border)}
.contact-info-item:last-child{border-bottom:none}
.cii-icon{width:42px;height:42px;border-radius:10px;background:rgba(var(--accent-rgb),0.1);border:1px solid rgba(var(--accent-rgb),0.25);display:flex;align-items:center;justify-content:center;color:var(--accent);flex-shrink:0}
.contact-info-item b{display:block;font-size:14.5px;margin-bottom:4px}
.contact-info-item span{color:var(--text-dim);font-size:13.5px}

/* ---------- misc ---------- */
.tag{display:inline-block;padding:4px 11px;font-size:11.5px;border-radius:6px;background:rgba(var(--accent2-rgb),0.12);color:var(--accent-2);border:1px solid rgba(var(--accent2-rgb),0.3);font-family:'JetBrains Mono',monospace}
.split{display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center}
@media(max-width:900px){.split{grid-template-columns:1fr;gap:36px}}
.check-list li{display:flex;gap:12px;padding:9px 0;color:var(--text-dim);font-size:14.5px;align-items:flex-start}
.check-list svg{flex-shrink:0;color:var(--accent-3);margin-top:2px}

/* ---------- 3D interactive power plant ---------- */
.plant3d-wrap{display:grid;grid-template-columns:1.55fr 1fr;gap:24px;align-items:stretch}
@media(max-width:900px){.plant3d-wrap{grid-template-columns:1fr}}

.plant3d-stage{
  position:relative;border:1px solid var(--border-hi);border-radius:var(--radius-lg);
  overflow:hidden;height:520px;
  background:linear-gradient(160deg,var(--bg-2),var(--bg-1));
  box-shadow:0 40px 90px -30px rgba(0,0,0,0.7);
}
.plant3d-stage canvas{display:block;width:100%;height:100%;touch-action:none}
@media(max-width:900px){.plant3d-stage{height:400px}}

.plant3d-hint{
  position:absolute;left:16px;top:16px;z-index:3;
  display:flex;align-items:center;gap:8px;
  font-family:'JetBrains Mono',monospace;font-size:11.5px;color:var(--text-dim);
  background:rgba(6,10,18,0.6);backdrop-filter:blur(6px);
  border:1px solid var(--border);padding:7px 12px;border-radius:100px;
  pointer-events:none;transition:opacity .4s;
}
.plant3d-hint.hidden{opacity:0}

.plant3d-loading{
  position:absolute;inset:0;display:flex;align-items:center;justify-content:center;
  font-family:'JetBrains Mono',monospace;font-size:12.5px;color:var(--text-dimmer);
  gap:10px;z-index:2;transition:opacity .5s;background:var(--bg-1);
}
.plant3d-loading::before{content:'';width:14px;height:14px;border-radius:50%;border:2px solid var(--border-hi);border-top-color:var(--accent);animation:spin 0.8s linear infinite}
@keyframes spin{to{transform:rotate(360deg)}}
.plant3d-loading.done{opacity:0;pointer-events:none}

.plant3d-live{
  position:absolute;right:16px;top:16px;z-index:3;
  display:flex;align-items:center;gap:6px;color:var(--accent-3);
  font-family:'JetBrains Mono',monospace;font-size:11px;letter-spacing:.06em;
  background:rgba(6,10,18,0.6);backdrop-filter:blur(6px);
  border:1px solid var(--border);padding:7px 12px;border-radius:100px;
}
.plant3d-live::before{content:'';width:6px;height:6px;border-radius:50%;background:var(--accent-3);box-shadow:0 0 8px var(--accent-3);animation:pulse-dot 1.6s infinite}

.plant3d-tooltip{
  position:absolute;z-index:6;pointer-events:none;
  background:rgba(6,10,18,0.92);backdrop-filter:blur(8px);
  border:1px solid var(--border-hi);border-radius:10px;padding:12px 14px;
  min-width:170px;opacity:0;transform:translateY(4px);
  transition:opacity .18s ease,transform .18s ease;
  box-shadow:0 16px 32px -12px rgba(0,0,0,0.6);
}
.plant3d-tooltip.show{opacity:1;transform:translateY(0)}
.plant3d-tooltip .tt-name{font-size:13.5px;font-weight:600;color:var(--text);margin-bottom:6px;display:flex;align-items:center;gap:7px}
.plant3d-tooltip .tt-name .dot{width:6px;height:6px;border-radius:50%;flex-shrink:0}
.plant3d-tooltip .tt-row{display:flex;justify-content:space-between;gap:16px;font-size:12px;color:var(--text-dim);padding:2px 0}
.plant3d-tooltip .tt-row b{color:var(--accent);font-family:'JetBrains Mono',monospace;font-weight:500}

.plant3d-side{display:flex;flex-direction:column;gap:16px}
.chip-row{display:flex;gap:8px;flex-wrap:wrap}
.chip{
  padding:9px 15px;border-radius:100px;font-size:13px;font-weight:500;
  background:var(--surface);border:1px solid var(--border);color:var(--text-dim);
  transition:all .3s var(--ease);
}
.chip:hover{border-color:var(--border-hi);color:var(--text)}
.chip.active{background:rgba(var(--accent-rgb),0.12);border-color:var(--accent);color:var(--accent)}

.plant3d-panel{
  flex:1;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:26px;min-height:220px;
  transition:border-color .3s;
}
.plant3d-panel h4{font-size:19px;margin:8px 0 10px}
.plant3d-panel p{color:var(--text-dim);font-size:14px;margin-bottom:16px}
.plant3d-panel .mini-list li{background:rgba(255,255,255,0.02)}
.plant3d-panel .mini-list b{color:var(--accent)}

/* interactive bar chart */
.bars i{cursor:pointer;transition:height .9s var(--ease),filter .25s,transform .25s}
.bars i:hover{filter:brightness(1.4);transform:scaleX(1.08)}

/* live value flicker */
[data-live]{transition:color .3s}
[data-live].flicker{color:var(--accent-3)}

/* click/press feedback — consistent across every interactive control */
.btn:active{filter:brightness(0.92)}
.chip:active,.equip-card:active,.arch-node:active,.flow-node:active,.plant-node:active,.unit-tab:active,.hotspot:active{transform:scale(0.97)}

/* ============================================================
   RTL support (Arabic) — flex/grid layouts mirror automatically
   via the browser's native `dir` handling; these cover the few
   places that need an explicit override.
   ============================================================ */
html[dir="rtl"]{direction:rtl}
[dir="rtl"] .arch-node,[dir="rtl"] .unit-tab,[dir="rtl"] .equip-card{text-align:right}
[dir="rtl"] .dash-top span{margin-left:0;margin-right:10px}
[dir="rtl"] .btn-arrow{display:inline-block;transform:scaleX(-1)}
[dir="rtl"] .breadcrumb{flex-direction:row-reverse;justify-content:flex-end}

/* language switcher */
.lang-switch{
  font-size:13px;font-weight:500;color:var(--text-dim);
  padding:8px 14px;border-radius:8px;border:1px solid var(--border);
  transition:color .25s,border-color .25s;
}
.lang-switch:hover{color:var(--accent);border-color:var(--accent)}

/* ============================================================
   Connected PMS platform components
   ============================================================ */

/* ---- in-page sub navigation ---- */
.subnav-wrap{position:sticky;top:var(--nav-h);z-index:90;background:rgba(6,10,18,0.85);backdrop-filter:blur(14px);border-bottom:1px solid var(--border)}
.subnav{display:flex;gap:4px;overflow-x:auto;padding:14px 0;scrollbar-width:none}
.subnav::-webkit-scrollbar{display:none}
.subnav a{
  flex-shrink:0;padding:8px 16px;border-radius:100px;font-size:13.5px;font-weight:500;
  color:var(--text-dim);white-space:nowrap;transition:all .25s;border:1px solid transparent;
}
.subnav a:hover{color:var(--text);background:var(--surface)}
.subnav a.active{color:var(--accent);background:rgba(var(--accent-rgb),0.1);border-color:rgba(var(--accent-rgb),0.3)}

.pms-section{padding:88px 0;border-bottom:1px solid var(--border);scroll-margin-top:calc(var(--nav-h) + 66px)}
.pms-section:last-of-type{border-bottom:none}
.pms-flow-tag{display:flex;align-items:center;gap:8px;font-family:'JetBrains Mono',monospace;font-size:11.5px;color:var(--text-dimmer);letter-spacing:.08em;text-transform:uppercase;margin-bottom:14px}
.pms-flow-tag svg{color:var(--accent)}
@media(max-width:768px){.pms-section{padding:60px 0}}

/* ---- unit selector tabs ---- */
.unit-tabs{display:flex;gap:10px;flex-wrap:wrap;margin-bottom:28px}
.unit-tab{
  display:flex;align-items:center;gap:10px;padding:12px 18px;border-radius:12px;
  background:var(--surface);border:1px solid var(--border);transition:all .3s var(--ease);text-align:left;
}
.unit-tab:hover{border-color:var(--border-hi)}
.unit-tab.active{border-color:var(--accent);background:rgba(var(--accent-rgb),0.08)}
.unit-tab .ut-dot{width:8px;height:8px;border-radius:50%;flex-shrink:0}
.unit-tab .ut-dot.running{background:var(--accent-3);box-shadow:0 0 8px var(--accent-3)}
.unit-tab .ut-dot.standby{background:var(--accent-2)}
.unit-tab .ut-dot.maintenance{background:var(--text-dimmer)}
.unit-tab .ut-info{display:flex;flex-direction:column;gap:2px}
.unit-tab .ut-name{font-size:13.5px;font-weight:600;color:var(--text)}
.unit-tab .ut-meta{font-size:11px;color:var(--text-dimmer);font-family:'JetBrains Mono',monospace}

/* ---- gauges ---- */
.gauge-row{display:grid;grid-template-columns:repeat(5,1fr);gap:16px}
@media(max-width:900px){.gauge-row{grid-template-columns:repeat(3,1fr)}}
@media(max-width:520px){.gauge-row{grid-template-columns:repeat(2,1fr)}}
.gauge{
  position:relative;display:flex;flex-direction:column;align-items:center;gap:10px;
  background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:20px 12px;
}
.gauge-svg{width:104px;height:104px}
.gauge-ring{transition:stroke-dashoffset 1.1s var(--ease)}
.gauge-mid{position:absolute;top:20px;left:50%;transform:translateX(-50%);width:104px;height:104px;display:flex;flex-direction:column;align-items:center;justify-content:center}
.gauge-val{font-family:'JetBrains Mono',monospace;font-size:19px;color:var(--text);transition:color .3s}
.gauge-unit{font-size:10px;color:var(--text-dimmer);text-transform:uppercase;letter-spacing:.05em}
.gauge-label{font-size:12px;color:var(--text-dim);text-align:center}

/* ---- equipment cards ---- */
.equip-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
@media(max-width:900px){.equip-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:560px){.equip-grid{grid-template-columns:1fr}}
.equip-card{
  text-align:left;background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);
  padding:20px;transition:all .3s var(--ease);position:relative;overflow:hidden;
}
.equip-card:hover{transform:translateY(-4px);border-color:var(--border-hi)}
.equip-card.selected{border-color:var(--accent);background:rgba(var(--accent-rgb),0.06)}
.equip-card .ec-top{display:flex;justify-content:space-between;align-items:flex-start;margin-bottom:14px}
.equip-card .ec-tag{font-family:'JetBrains Mono',monospace;font-size:10.5px;color:var(--text-dimmer)}
.equip-card h4{font-size:15.5px;margin:2px 0 0}
.equip-card .ec-ring{width:44px;height:44px;flex-shrink:0}
.equip-card .ec-health{font-size:12px;color:var(--text-dim);margin-top:10px}
.equip-card .ec-health b{color:var(--text)}
.badge{display:inline-flex;align-items:center;gap:5px;font-size:11px;font-weight:600;padding:4px 10px;border-radius:100px;text-transform:uppercase;letter-spacing:.03em}
.badge::before{content:'';width:5px;height:5px;border-radius:50%;background:currentColor}
.badge-normal{color:var(--accent-3);background:rgba(52,232,160,0.12)}
.badge-watch{color:var(--accent-2);background:rgba(255,176,32,0.12)}
.badge-alarm{color:var(--danger);background:rgba(255,84,112,0.12)}

/* ---- live readings ticker/table ---- */
.readings-table{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.readings-row{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:12px;padding:14px 20px;align-items:center;border-bottom:1px solid var(--border);font-size:13.5px}
.readings-row:last-child{border-bottom:none}
.readings-row.head{background:rgba(255,255,255,0.02);font-size:11px;text-transform:uppercase;letter-spacing:.05em;color:var(--text-dimmer)}
.readings-row .rr-name{display:flex;align-items:center;gap:10px;color:var(--text)}
.readings-row .rr-name .dot{width:7px;height:7px;border-radius:50%}
.readings-row b{font-family:'JetBrains Mono',monospace;color:var(--accent);font-weight:500}
@media(max-width:700px){.readings-row{grid-template-columns:1.2fr 1fr 1fr;font-size:12.5px}.readings-row .rr-hide{display:none}}

/* ---- power flow diagram ---- */
.flow-diagram{border:1px solid var(--border);border-radius:var(--radius-lg);background:linear-gradient(160deg,var(--bg-2),var(--bg-1));padding:48px 24px;overflow-x:auto}
.flow-track{display:flex;align-items:center;gap:0;min-width:760px}
.flow-node{display:flex;flex-direction:column;align-items:center;gap:10px;flex-shrink:0;width:130px;cursor:pointer}
.flow-node .fn-icon{
  width:64px;height:64px;border-radius:16px;background:var(--surface);border:1px solid var(--border-hi);
  display:flex;align-items:center;justify-content:center;color:var(--accent);transition:all .3s var(--ease);
}
.flow-node:hover .fn-icon{border-color:var(--accent);transform:translateY(-3px)}
.flow-node.active .fn-icon{background:rgba(var(--accent-rgb),0.12);border-color:var(--accent);box-shadow:0 0 24px -6px rgba(var(--accent-rgb),0.6)}
.flow-node .fn-label{font-size:12.5px;font-weight:600;text-align:center}
.flow-node .fn-val{font-family:'JetBrains Mono',monospace;font-size:11px;color:var(--accent-3)}
.flow-link{flex:1;height:2px;background:linear-gradient(90deg,rgba(var(--accent-rgb),0.5),rgba(var(--accent-rgb),0.15));position:relative;min-width:40px}
.flow-link .pulse{position:absolute;top:50%;left:0;width:6px;height:6px;border-radius:50%;background:var(--accent);transform:translateY(-50%);box-shadow:0 0 8px var(--accent);animation:flow-travel 2.2s linear infinite}
@keyframes flow-travel{from{left:0}to{left:100%}}

/* ---- maintenance list ---- */
.maint-list{display:flex;flex-direction:column;gap:12px}
.maint-row{
  display:grid;grid-template-columns:auto 1fr auto auto;gap:16px;align-items:center;
  background:var(--surface);border:1px solid var(--border);border-radius:12px;padding:16px 20px;
  transition:border-color .3s;
}
.maint-row:hover{border-color:var(--border-hi)}
.maint-row.dim{opacity:.45}
.maint-row.related{border-color:var(--accent);background:rgba(var(--accent-rgb),0.06)}
.maint-row .mr-type{font-family:'JetBrains Mono',monospace;font-size:10.5px;color:var(--text-dimmer);width:66px}
.maint-row .mr-title{font-size:14px;color:var(--text);margin-bottom:4px}
.maint-row .mr-meta{font-size:12px;color:var(--text-dimmer)}
.maint-row .mr-progress{width:110px}
.progress-bar{height:5px;border-radius:100px;background:rgba(255,255,255,0.08);overflow:hidden}
.progress-bar i{display:block;height:100%;background:linear-gradient(90deg,var(--accent),var(--accent-3));border-radius:100px;transition:width 1s var(--ease)}
.maint-row .mr-due{font-size:12.5px;color:var(--text-dim);text-align:right;white-space:nowrap}
@media(max-width:700px){.maint-row{grid-template-columns:1fr auto;grid-template-areas:"title due" "progress progress"}.mr-type{display:none}.mr-progress{grid-area:progress;width:100%}}

/* ---- alarm feed ---- */
.alarm-feed{display:flex;flex-direction:column;gap:2px;border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.alarm-row{
  display:flex;gap:14px;align-items:flex-start;padding:16px 20px;background:var(--surface);
  border-left:3px solid var(--border);animation:alarm-in .5s var(--ease) both;
}
@keyframes alarm-in{from{opacity:0;transform:translateX(-10px)}to{opacity:1;transform:translateX(0)}}
.alarm-row.sev-critical{border-left-color:var(--danger)}
.alarm-row.sev-warning{border-left-color:var(--accent-2)}
.alarm-row.sev-info{border-left-color:var(--accent)}
.alarm-row .ar-icon{width:30px;height:30px;border-radius:8px;display:flex;align-items:center;justify-content:center;flex-shrink:0}
.sev-critical .ar-icon{background:rgba(255,84,112,0.12);color:var(--danger)}
.sev-warning .ar-icon{background:rgba(255,176,32,0.12);color:var(--accent-2)}
.sev-info .ar-icon{background:rgba(34,211,238,0.12);color:var(--accent)}
.alarm-row .ar-text{font-size:13.5px;color:var(--text);margin-bottom:3px}
.alarm-row .ar-meta{font-size:11.5px;color:var(--text-dimmer);font-family:'JetBrains Mono',monospace}

/* ---- KPI tiles ---- */
.kpi-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}
@media(max-width:900px){.kpi-grid{grid-template-columns:1fr 1fr}}
.kpi-tile{background:var(--surface);border:1px solid var(--border);border-radius:var(--radius);padding:22px}
.kpi-tile .kt-top{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}
.kpi-tile .kt-icon{width:34px;height:34px;border-radius:9px;background:rgba(var(--accent-rgb),0.1);display:flex;align-items:center;justify-content:center;color:var(--accent)}
.kpi-tile .kt-delta{font-size:12px;font-family:'JetBrains Mono',monospace}
.kt-delta.up{color:var(--accent-3)}
.kt-delta.down{color:var(--danger)}
.kpi-tile b{display:block;font-family:'Space Grotesk',sans-serif;font-size:26px;margin-bottom:4px}
.kpi-tile span{font-size:12.5px;color:var(--text-dim)}

/* ---- national grid map ---- */
.grid-map{border:1px solid var(--border);border-radius:var(--radius-lg);background:linear-gradient(160deg,var(--bg-2),var(--bg-1));padding:56px 24px;position:relative}
.grid-hub{
  width:150px;height:150px;border-radius:50%;margin:0 auto 50px;position:relative;
  background:radial-gradient(circle,rgba(var(--accent-rgb),0.18),transparent 70%);
  border:1px solid rgba(var(--accent-rgb),0.35);display:flex;align-items:center;justify-content:center;flex-direction:column;gap:4px;
}
.grid-hub b{font-family:'JetBrains Mono',monospace;font-size:22px;color:var(--accent)}
.grid-hub span{font-size:10.5px;color:var(--text-dim);text-transform:uppercase;letter-spacing:.05em;text-align:center;padding:0 10px}
.grid-hub::before{content:'';position:absolute;inset:-14px;border-radius:50%;border:1px dashed rgba(var(--accent-rgb),0.25);animation:spin 30s linear infinite}
.plant-nodes{display:flex;justify-content:center;gap:22px;flex-wrap:wrap;position:relative}
.plant-node{
  width:150px;padding:16px;border-radius:12px;background:var(--surface);border:1px solid var(--border);
  text-align:center;transition:all .3s var(--ease);cursor:pointer;
}
.plant-node.live{border-color:var(--accent)}
.plant-node.active{border-color:var(--accent-2);box-shadow:0 0 20px -6px rgba(255,176,32,0.6)}
.plant-node:hover{transform:translateY(-4px);border-color:var(--border-hi)}
.plant-node .pn-name{font-size:12.5px;font-weight:600;margin-bottom:6px}
.plant-node .pn-mw{font-family:'JetBrains Mono',monospace;font-size:16px;color:var(--accent-3)}
.plant-node .pn-tag{font-size:10px;color:var(--text-dimmer);text-transform:uppercase;letter-spacing:.05em;margin-top:4px}

::selection{background:rgba(var(--accent-rgb),0.35);color:#fff}
::-webkit-scrollbar{width:10px}
::-webkit-scrollbar-track{background:var(--bg)}
::-webkit-scrollbar-thumb{background:var(--border-hi);border-radius:10px}

/* ---- keyboard focus ring (visible only for keyboard navigation) ---- */
a:focus-visible,button:focus-visible,input:focus-visible,textarea:focus-visible,
select:focus-visible,[tabindex]:focus-visible{
  outline:2px solid var(--accent);
  outline-offset:2px;
  border-radius:4px;
}

/* ---- respect the OS-level "reduce motion" preference ---- */
@media (prefers-reduced-motion: reduce){
  *,*::before,*::after{
    animation-duration:0.001ms !important;
    animation-iteration-count:1 !important;
    transition-duration:0.001ms !important;
    scroll-behavior:auto !important;
  }
  .reveal{opacity:1 !important;transform:none !important}
}

/* ---------- Intro splash (home page only, once per visit) ---------- */
.splash{
  position:fixed;inset:0;z-index:9999;overflow:hidden;
  display:flex;align-items:center;justify-content:center;
  background:
    radial-gradient(ellipse 700px 460px at 50% 46%, rgba(var(--accent-rgb),0.16), transparent 65%),
    var(--bg);
  animation:splashOut .4s ease-in 1s forwards;
}
.no-splash .splash{display:none}
.splash-badge{
  position:relative;overflow:hidden;
  width:min(78vw,340px);aspect-ratio:1248/1065;padding:0;border-radius:26px;
  background:#fefefe;display:flex;align-items:center;justify-content:center;
  box-shadow:0 0 70px -8px rgba(var(--accent-rgb),0.7),0 0 0 1px rgba(var(--accent-rgb),0.45);
  animation:splashPop .55s cubic-bezier(.2,.8,.25,1) both;
}
.splash-badge img{display:block;width:100%;height:100%;object-fit:contain}
.splash-badge::after{
  content:"";position:absolute;top:-20%;bottom:-20%;left:0;width:46%;
  background:linear-gradient(105deg,transparent 0%,rgba(var(--accent-rgb),0) 25%,rgba(var(--accent-rgb),0.8) 50%,rgba(var(--accent-rgb),0) 75%,transparent 100%);
  transform:translateX(-160%) skewX(-18deg);
  animation:splashSweep .55s ease-in-out .4s forwards;
}
/* power lines converging on the logo */
.splash-line{
  position:absolute;pointer-events:none;opacity:0;
  background:linear-gradient(90deg,transparent,rgba(var(--accent-rgb),0.9),transparent);
  animation:splashLineX .7s ease-out forwards;
}
.splash-line.h{height:1px;width:46vw;top:var(--y);left:0;--from:-50vw;--to:calc(50vw - 23vw)}
.splash-line.h.r{left:auto;right:0;--from:50vw;--to:calc(-50vw + 23vw)}
.splash-line.h{animation-delay:var(--d)}
@keyframes splashLineX{
  0%{opacity:0;transform:translateX(var(--from))}
  35%{opacity:1}
  100%{opacity:0;transform:translateX(var(--to))}
}
@keyframes splashPop{from{opacity:0;transform:scale(.82)}to{opacity:1;transform:scale(1)}}
@keyframes splashSweep{to{transform:translateX(420%) skewX(-18deg)}}
@keyframes splashOut{to{opacity:0;visibility:hidden}}