:root{
  /* Light palette + subtle blue/green accents */
  --bg: #ffffff;
  --text: #0b1321;
  --muted: #55637a;
  --brand: #1e88ff;   /* blue accent */
  --brand-2:#10b981;  /* green accent */
  --border: #e6eaf2;
  --chip:#f4f7fb;
  --chip-b:#e7f0ff;
  --nav-bg:#f7fbff;   /* very light navbar color */
  --card:#ffffff;
  --maxw: 1120px;
  --radius: 14px;
  --shadow: 0 8px 26px rgba(0,0,0,.06);
  --topbar-h: 64px;
  --icon: #2a3e62;    /* icon default color */
}
*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  padding-top: var(--topbar-h);
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, "Helvetica Neue", Arial, "Noto Sans", "Liberation Sans", sans-serif;
  color:var(--text);
  line-height:1.65;
  background: var(--bg);
  position: relative;
}
body::before{
  content:"";
  position:fixed; inset:0; z-index:-1; pointer-events:none;
  background:
    radial-gradient(900px 380px at 85% -10%, rgba(30,136,255,.10), transparent 60%),
    radial-gradient(900px 360px at -10% 0%, rgba(16,185,129,.10), transparent 60%);
}

.wrap{max-width:var(--maxw); margin:auto; padding:0 20px}
header.hero{position:relative; padding:48px 0 28px}

/* Fixed top bar */
.topbar{
  position:fixed; top:0; left:0; right:0; z-index:100;
  background: var(--nav-bg);
  border-bottom:1px solid var(--border);
  box-shadow: 0 10px 24px rgba(0,0,0,.06);
  height: var(--topbar-h);
  display:flex; align-items:center;
}
.nav{display:flex; align-items:center; gap:18px}
.nav a.brand{font-weight:700; letter-spacing:.2px; color:var(--text); text-decoration:none}
.nav .spacer{flex:1}
.nav a, .nav button{
  color:var(--text); text-decoration:none; opacity:.9; font-size:14px; padding:8px 10px; border-radius:8px;
}
.nav a:hover{opacity:1; background:#eef5ff}
.nav .btn{border:1px solid var(--border); background:var(--chip); padding:8px 12px}
.nav .btn:hover{background:var(--chip-b)}
.menu{display:flex; gap:8px; flex-wrap:wrap}
.menu-toggle{display:none; border:1px solid var(--border); background:var(--chip); padding:8px 12px; border-radius:10px}

.hero h1{font-size: clamp(28px, 4.5vw, 56px); margin:0 0 6px}
.subtitle{font-size: clamp(16px, 2.2vw, 22px); color:var(--muted)}
.meta{margin-top:10px; color:var(--muted)}
.cta{display:flex; gap:10px; flex-wrap:wrap; margin-top:18px}
.btn{
  display:inline-flex; align-items:center; gap:8px; text-decoration:none;
  border:1px solid var(--border); background:linear-gradient(180deg, rgba(255,255,255,1), rgba(247,249,255,1));
  color:var(--text); padding:10px 14px; border-radius:12px;
  box-shadow: 0 4px 14px rgba(0,0,0,.04);
}
.btn.primary{border-color:transparent; background:linear-gradient(180deg, var(--brand), #3a81ff); color:#fff; box-shadow:0 6px 20px rgba(58,129,255,.25)}

.grid{display:grid; gap:22px}
.cards{grid-template-columns:repeat(12,1fr)}
.card{
  grid-column:span 12; background:var(--card); border:1px solid var(--border); border-radius:var(--radius); padding:18px;
  box-shadow:var(--shadow);
}
.card h3{margin:0 0 6px}
.when{color:var(--muted); font-size:.95rem}
.chips{margin-top:8px}
.chip{
  display:inline-block; border:1px solid var(--border); background:var(--chip); padding:.2rem .55rem; border-radius:999px; margin:.15rem .25rem; font-size:.9rem
}
.list{padding-left:18px; margin:8px 0}
.list li{margin:.35rem 0}
section{padding:22px 0}
section > .wrap > h2{font-size:clamp(18px,2.2vw,26px); margin:0 0 12px}
.muted{color:var(--muted)}
.small{font-size:.95rem}
.kicker{font-weight:600; letter-spacing:.5px; color:var(--muted); text-transform:uppercase; font-size:.8rem}
.hr{height:1px; background:linear-gradient(90deg, transparent, var(--border), transparent); margin:28px 0}
footer{padding:34px 0 60px; color:var(--muted)}
.last-updated{font-size:.9rem; margin-top:6px}

/* Projects */
.project{display:grid; grid-template-columns:1fr; gap:8px}
.project .stack{margin-top:2px}
.project .links{margin-top:6px}

/* Social icons */
.social{display:flex; gap:12px; align-items:center; margin:10px 0 2px}
.social a{display:inline-flex; width:28px; height:28px; align-items:center; justify-content:center; color:var(--icon); text-decoration:none}
.social a:hover{color:#1e88ff}
.social svg{width:22px; height:22px; display:block}

/* Responsive */
@media (max-width:880px){
  .menu{display:none}
  .menu.open{display:flex}
  .menu-toggle{display:inline-flex; align-items:center}
  .nav{gap:10px; flex-wrap:wrap}
}
/* Anchor offset for fixed nav */
:target{scroll-margin-top: calc(var(--topbar-h) + 12px)}

/* === Added minimal styles (photo + navbar avatar + about header layout) === */
.nav-avatar{width:32px; height:32px; border-radius:50%; object-fit:cover; border:1px solid var(--border)}
.about-photo{width:220px; height:220px; border-radius:50%; object-fit:cover; border:2px solid var(--border); box-shadow:var(--shadow)}
.about-head{display:flex; align-items:center; justify-content:space-between; gap:18px}
.about-text{flex:1; min-width:0}
@media (max-width:880px){
  .about-head{flex-direction:column; align-items:flex-start}
  .about-photo{margin-top:8px}
}

/* === Dark mode variable overrides === */
body.dark{
  --bg:#0b1321;
  --text:#e6edf7;
  --muted:#9fb0c7;
  --brand:#1e88ff;
  --brand-2:#10b981;
  --border:#1f2a44;
  --chip:#0e1424;
  --chip-b:#14203a;
  --nav-bg:#0f1729;
  --card:#0d1426;
  --icon:#cfd8e8;
  --shadow:0 8px 26px rgba(0,0,0,.5);
}

/* Make CTA buttons readable in dark mode */
body.dark .btn{
  /* dark gradient so white text/icons don't wash out */
  background: linear-gradient(180deg, #121a2f, #0b1321);
  color: #e6edf7;            /* light text/icons */
  border-color: var(--border);
}

/* Dark-friendly hover for top nav links & buttons */
body.dark .nav a:hover,
body.dark .nav button:hover{
  background: var(--chip-b); /* uses dark-mode --chip-b */
}

/* (Optional) ensure toggle has a predictable base color in light mode */
.theme-toggle{ color: var(--icon); }



/* Tiny tweak so the icon aligns nicely */
.theme-toggle svg{display:block}
/* Make the theme toggle icon white in dark mode for better contrast */
body.dark .theme-toggle{ color:#fff; }


/* === Map + location marker === */
.connect-grid{ display:grid; }
@media (min-width: 880px){
  .connect-grid .card{ grid-column: span 6; } /* two cards side-by-side */
}

/* Nice responsive map frame */
.map-embed{
  width:100%;
  aspect-ratio:16 / 11;
  border:0;
  border-radius:var(--radius);
  box-shadow:var(--shadow);
}

.location{ display:inline-flex; align-items:center; gap:.45em; }
.location .icon-pin{
  width:1em; height:1em; display:inline-block; flex:0 0 auto; vertical-align:-.12em;
}