/* ============================================
   EnergyLog.AI — Index Page Styles
   ============================================ */

/* Hero */
.hero{
  position:relative;z-index:1;
  min-height:100vh;display:flex;flex-direction:column;
  justify-content:center;align-items:center;text-align:center;
  padding:80px 24px 60px;
}
.hero::before{
  content:'';position:absolute;top:-10%;left:50%;
  transform:translateX(-50%);width:800px;height:800px;
  background:radial-gradient(circle,var(--ac-glow) 0%,transparent 65%);
  pointer-events:none;
}
.hero-tag{
  font-family:'JetBrains Mono',monospace;font-size:12px;
  color:var(--ac);text-transform:uppercase;letter-spacing:3px;
  margin-bottom:20px;font-weight:500;animation:fd .7s ease;
}
.hero-h{
  font-size:clamp(34px,5.5vw,58px);font-weight:800;
  letter-spacing:-1.5px;line-height:1.12;margin-bottom:18px;
  animation:fd .7s ease .1s both;
}
.hero-h .hl{
  background:linear-gradient(135deg,var(--ac2),var(--ac),var(--vi));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
}
.hero-p{
  font-size:clamp(15px,2vw,18px);color:var(--tx2);
  max-width:560px;line-height:1.65;font-weight:400;
  margin-bottom:44px;animation:fd .7s ease .2s both;
}
.hero-stats{display:flex;gap:44px;animation:fd .7s ease .35s both}
.st{text-align:center}
.st-n{
  font-family:'JetBrains Mono',monospace;
  font-size:clamp(26px,3.5vw,38px);font-weight:700;
  background:linear-gradient(135deg,var(--ac2),var(--green));
  -webkit-background-clip:text;-webkit-text-fill-color:transparent;
  line-height:1;
}
.st-l{
  font-size:11px;color:var(--tx3);text-transform:uppercase;
  letter-spacing:1.5px;margin-top:6px;font-weight:500;
}
.scroll-cue{
  position:absolute;bottom:28px;left:50%;transform:translateX(-50%);
  color:var(--tx3);font-size:11px;letter-spacing:1px;
  text-transform:uppercase;display:flex;flex-direction:column;
  align-items:center;gap:6px;animation:bob 2s ease-in-out infinite;
}
.scroll-cue svg{width:18px;height:18px;stroke:var(--tx3)}

/* Sections */
.sec{position:relative;z-index:1;padding:80px 24px 100px}
.sec-hdr{text-align:center;margin-bottom:52px}
.sec-tag{
  font-family:'JetBrains Mono',monospace;font-size:11px;
  color:var(--ac);text-transform:uppercase;letter-spacing:3px;
  font-weight:500;margin-bottom:10px;
}
.sec-h{font-size:clamp(26px,3.5vw,36px);font-weight:800;letter-spacing:-.8px}

/* Project cards */
.pgrid{max-width:1080px;margin:0 auto;display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.pcard{
  background:var(--card);border:1px solid var(--brd);
  border-radius:16px;padding:32px 28px;position:relative;
  overflow:hidden;transition:all .35s cubic-bezier(.4,0,.2,1);
  text-decoration:none;color:inherit;display:block;box-shadow:var(--sh);
}
.pcard::after{
  content:'';position:absolute;top:0;left:0;right:0;
  height:3px;transition:height .35s;
}
.pcard:nth-child(1)::after{background:linear-gradient(90deg,var(--ac),var(--ac2))}
.pcard:nth-child(2)::after{background:linear-gradient(90deg,var(--vi),#a78bfa)}
.pcard:nth-child(3)::after{background:linear-gradient(90deg,var(--green),#2dd4a0)}
.pcard:hover{transform:translateY(-6px);border-color:var(--brd-h);box-shadow:var(--sh-h);background:var(--card-h)}
.pcard:hover::after{height:4px}
.pc-ico{
  width:48px;height:48px;border-radius:12px;
  display:flex;align-items:center;justify-content:center;
  margin-bottom:20px;
}
.pc-ico-blue{background:var(--ac-bg)}
.pc-ico-violet{background:var(--vi-bg)}
.pc-ico-green{background:var(--green-bg)}
.pc-ico svg{width:22px;height:22px}
.pc-badge{
  display:inline-block;padding:3px 10px;border-radius:6px;
  font-size:10px;font-weight:600;text-transform:uppercase;
  letter-spacing:.3px;margin-bottom:14px;
}
.b-live{background:var(--green-bg);color:var(--green)}
.pc-h{font-size:18px;font-weight:700;margin-bottom:8px;letter-spacing:-.2px}
.pc-p{font-size:13px;color:var(--tx2);line-height:1.65;margin-bottom:20px}
.pc-meta{display:flex;gap:14px;font-size:11px;color:var(--tx3);margin-bottom:20px}
.pc-meta span{display:flex;align-items:center;gap:4px}
.pc-meta svg{width:13px;height:13px}
.pc-go{font-size:13px;font-weight:600;color:var(--ac);display:inline-flex;align-items:center;gap:6px;transition:gap .2s}
.pcard:hover .pc-go{gap:10px}
.pc-go svg{width:14px;height:14px;transition:transform .2s}
.pcard:hover .pc-go svg{transform:translateX(3px)}

/* Tech bar */
.tbar{
  max-width:1080px;margin:0 auto;padding:40px 0;
  border-top:1px solid var(--brd);display:flex;
  justify-content:center;gap:40px;flex-wrap:wrap;
}
.titem{display:flex;align-items:center;gap:8px;color:var(--tx3);font-size:12px;font-weight:500}
.titem svg{width:16px;height:16px;opacity:.5}

@media(max-width:768px){
  .pgrid{grid-template-columns:1fr}
  .hero-stats{gap:20px;flex-wrap:wrap}
  .tbar{gap:20px}
}