:root{
  --bg:#f1efe4;--olive:#5c6b4a;--olive-dark:#3f4a33;
  --clay:#b5663f;--text:#33352a;--muted:#7c7e6b;
  --glass:rgba(243,241,232,0.45);--glass-border:rgba(255,255,255,0.5);
  --glass-dark:rgba(63,74,51,0.5);
}
*{margin:0;padding:0;box-sizing:border-box;}
body{font-family:'Helvetica Neue',Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.6;}
h1,h2,h3{font-family:'Palatino Linotype','Georgia',serif;font-weight:600;}

header{
  position:fixed;top:0;left:0;right:0;z-index:100;padding:18px 6%;
  display:flex;justify-content:space-between;align-items:center;
  background:var(--glass);
  backdrop-filter:blur(18px) saturate(140%);
  -webkit-backdrop-filter:blur(18px) saturate(140%);
  border-bottom:1px solid rgba(92,107,74,0.15);transition:padding .3s ease;
}
header.scrolled{padding:10px 6%;box-shadow:0 8px 30px rgba(63,74,51,0.08);}
.logo{font-size:1.4rem;font-weight:700;letter-spacing:0.05em;color:var(--olive-dark);text-decoration:none;}
.logo span{color:var(--clay);}
nav ul{display:flex;gap:32px;list-style:none;}
nav a{color:var(--olive-dark);text-decoration:none;font-size:0.95rem;position:relative;}
nav a::after{content:'';position:absolute;left:0;bottom:-6px;width:0;height:1px;background:var(--clay);transition:width .3s ease;}
nav a:hover::after,nav a.active::after{width:100%;}
nav a.active{color:var(--clay);}
.logo-group{display:flex;align-items:center;gap:14px;}
.nav-avatar{
  width:64px;height:64px;border-radius:50%;
  object-fit:cover;object-position:center top;
  border:2px solid rgba(181,102,63,0.45);
  box-shadow:0 2px 12px rgba(63,74,51,0.18);
  flex-shrink:0;display:block;
}

/* Hamburger button — hidden on desktop */
.nav-toggle{
  display:none;
  flex-direction:column;justify-content:center;gap:5px;
  background:none;border:none;cursor:pointer;
  padding:8px;flex-shrink:0;
  z-index:101;
}
.nav-toggle span{
  display:block;width:22px;height:2px;
  background:var(--olive-dark);border-radius:2px;
  transition:transform .3s ease, opacity .3s ease;
}
.nav-toggle[aria-expanded="true"] span:nth-child(1){transform:translateY(7px) rotate(45deg);}
.nav-toggle[aria-expanded="true"] span:nth-child(2){opacity:0;}
.nav-toggle[aria-expanded="true"] span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}

:focus-visible{
  outline:2px solid var(--clay);
  outline-offset:3px;
  border-radius:2px;
}

.reveal{opacity:0;transform:translateY(36px);transition:opacity .85s ease,transform .85s ease;}
.reveal.visible{opacity:1;transform:translateY(0);}

footer{padding:40px 6%;display:flex;justify-content:space-between;color:var(--muted);font-size:0.85rem;flex-wrap:wrap;gap:16px;}

@keyframes fadeUp{from{opacity:0;transform:translateY(22px);}to{opacity:1;transform:translateY(0);}}

@media(max-width:700px){
  header{flex-wrap:wrap;align-items:center;}
  nav{
    order:3;width:100%;
    max-height:0;overflow:hidden;visibility:hidden;
    transition:max-height .35s ease, visibility .35s;
  }
  nav.open{max-height:280px;visibility:visible;}
  nav ul{
    flex-direction:column;gap:0;
    padding:8px 0 16px;
    margin-top:8px;
    border-top:1px solid rgba(92,107,74,0.1);
  }
  nav ul li{border-bottom:1px solid rgba(92,107,74,0.06);}
  nav ul li:last-child{border-bottom:none;}
  nav a{display:block;padding:12px 0;font-size:1rem;}
  .nav-toggle{display:flex;}
}