:root{
  --bg:#ffffff;
  --text:#0a0a0a;
  --muted:#4b5563;
  --line:#eaeaea;
  --accent:#0a0a0a;
  --maxw:1120px;
}

*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  font-family:-apple-system,BlinkMacSystemFont,"SF Pro Text","SF Pro Display",Helvetica,Arial,sans-serif;
  color:var(--text);
  background:var(--bg);
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}

a{color:inherit}

.nav{
  max-width:var(--maxw);
  margin:0 auto;
  padding:22px 24px;
  display:flex;
  align-items:center;
  justify-content:space-between;
  gap:16px;
}

.logo{
  font-weight:600;
  letter-spacing:-0.01em;
  white-space:nowrap;
}

.nav nav{
  display:flex;
  white-space:nowrap;
  align-items:center;
  gap:18px;
  flex-wrap:wrap;
  justify-content:flex-end;
}

.nav nav a{
  text-decoration:none;
  font-size:14px;
  color:var(--text);
  opacity:.9;
}

.nav nav a:hover{opacity:1}

.hero{
  max-width:900px;
  margin:110px auto 70px;
  padding:0 24px;
  text-align:center;
}

.hero h1{
  margin:0;
  font-size:clamp(40px,6vw,64px);
  font-weight:600;
  letter-spacing:-0.035em;
  line-height:1.03;
}

.subtitle{
  margin:18px auto 0;
  max-width:720px;
  font-size:clamp(17px,2.2vw,20px);
  line-height:1.65;
  color:var(--muted);
}

.actions{
  margin-top:34px;
  display:flex;
  gap:14px;
  justify-content:center;
  flex-wrap:wrap;
}

.actions a{
  text-decoration:none;
  font-weight:500;
  padding:12px 20px;
  border-radius:999px;
  border:1px solid var(--text);
  transition:transform .08s ease, opacity .08s ease;
}

.actions a:hover{transform:translateY(-1px)}
.primary{
  background:var(--accent);
  color:#fff;
  border-color:var(--accent);
}
.secondary{
  background:transparent;
  color:var(--text);
}

.statement{
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
  padding:70px 24px;
  text-align:center;
}

.statement p{
  margin:0 auto;
  max-width:900px;
  font-size:clamp(18px,2.4vw,24px);
  letter-spacing:-0.01em;
  line-height:1.4;
}

.pillars{
  max-width:var(--maxw);
  margin:0 auto;
  padding:90px 24px 110px;
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  gap:42px;
}

.pillar h3{
  margin:0 0 10px;
  font-size:18px;
  font-weight:600;
  letter-spacing:-0.015em;
}

.pillar p{
  margin:0;
  color:var(--muted);
  line-height:1.7;
  font-size:16px;
}

.footer{
  border-top:1px solid var(--line);
  padding:40px 24px;
  text-align:center;
  color:#6b7280;
  font-size:13px;
}
.footer .tagline{
  margin-top:8px;
  color:#111;
  font-style:italic;
}

/* Mobile */
@media (max-width: 860px){
  .pillars{grid-template-columns:1fr; gap:26px; padding:70px 24px 90px;}
  .hero{margin:80px auto 60px;}
  .nav{padding:18px 16px;}
}

/* ---------- Mobile Hamburger Nav ---------- */
.nav-toggle{
  display:none;
  border:0;
  background:transparent;
  padding:10px;
  border-radius:10px;
  cursor:pointer;
}

.nav-toggle:focus{
  outline:2px solid rgba(0,0,0,.15);
  outline-offset:2px;
}

.nav-toggle .bar{
  display:block;
  width:22px;
  height:2px;
  background:var(--text);
  margin:4px 0;
  border-radius:2px;
}

@media (max-width: 860px){
  .nav nav{
    display:none;
  }

  .nav-toggle{
    display:inline-flex;
    align-items:center;
    justify-content:center;
  }

  /* Mobile menu panel */
  .nav-links{
    position:fixed;
    top:64px;
    left:0;
    right:0;
    background:var(--bg);
    border-top:1px solid var(--line);
    border-bottom:1px solid var(--line);
    padding:14px 16px 18px;
    display:none;
    z-index:9999;
  }

  .nav-links.open{
    display:block;
  }

  .nav-links a{
    display:block;
    padding:12px 8px;
    text-decoration:none;
    font-size:16px;
    border-radius:10px;
  }

  .nav-links a:hover{
    background:#f5f5f5;
  }

  body.nav-open{
    overflow:hidden;
  }
}

/* ---------- Animated Mobile Menu (Premium) ---------- */
.backdrop{
  position:fixed;
  inset:0;
  background:rgba(0,0,0,.18);
  opacity:0;
  pointer-events:none;
  transition:opacity .16s ease;
  z-index:9998;
}

body.nav-open .backdrop{
  opacity:1;
  pointer-events:auto;
}

@media (max-width: 860px){
  .nav-links{
    display:block;              /* keep in DOM for animation */
    max-height:0;
    overflow:hidden;
    opacity:0;
    transform:translateY(-6px);
    transition:max-height .22s ease, opacity .18s ease, transform .18s ease;
    box-shadow:0 10px 30px rgba(0,0,0,.10);
  }

  .nav-links.open{
    max-height:520px;          /* enough for items */
    opacity:1;
    transform:translateY(0);
  }
}

/* ---------- Hamburger Morph (to X) ---------- */
.nav-toggle{
  position:relative;
}

.nav-toggle .bar{
  transition:transform .18s ease, opacity .12s ease;
  transform-origin:center;
}

/* When nav is open, morph bars into an X */
body.nav-open .nav-toggle .bar:nth-child(1){
  transform:translateY(6px) rotate(45deg);
}

body.nav-open .nav-toggle .bar:nth-child(2){
  opacity:0;
}

body.nav-open .nav-toggle .bar:nth-child(3){
  transform:translateY(-6px) rotate(-45deg);
}