:root{
  /* BACKGROUNDS */
  --bg-main: #0f172a;        /* γενικό background */
  --bg-contrast: #020617;    /* footer / πολύ σκούρο */
  --section-alt: rgba(255,255,255,.03); /* εναλλακτικό section */
  --card-bg: rgba(255,255,255,.04);
  --border: rgba(255,255,255,.10);

  /* TEXT */
  --text: #e9eefc;
  --muted: rgba(233,238,252,.75);

  /* ACCENT */
  --accent: #2563eb;
  --accent-2: #60a5fa;       /* για subtle highlights / hover */

  /* HERO OVERLAY (πάνω στη φωτο) */
  --hero-ov-1: rgba(8,12,20,.78);
  --hero-ov-2: rgba(8,12,20,.65);

  /* CONTROLS */
  --chip-bg: rgba(16,26,48,.25);  /* EN/EL + IG */
  --chip-border: rgba(255,255,255,.12);

  /* RADIUS + SHADOW (προαιρετικά) */
  --radius: 16px;
  --shadow: 0 18px 40px rgba(0,0,0,.25);
}


*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: ui-sans-serif, system-ui, -apple-system, Segoe UI, Roboto, Arial;
  background: radial-gradient(1200px 600px at 20% -10%, rgba(102,227,255,.18), transparent 60%),
              radial-gradient(900px 500px at 90% 10%, rgba(155,140,255,.16), transparent 60%),
              var(--bg);
  color:var(--text);
  line-height:1.55;
}

a{color:inherit; text-decoration:none}
.container{width:min(1100px, 92%); margin:0 auto}

.skip{
  position:absolute; left:-9999px; top:auto;
  width:1px; height:1px; overflow:hidden;
}
.skip:focus{left:12px; top:12px; width:auto; height:auto; padding:10px 12px; background:#000; border-radius:10px}

.header{
  position:sticky; top:0; z-index:10;
  backdrop-filter: blur(10px);
  background: rgba(11,18,32,.55);
  border-bottom:1px solid var(--line);
}
.nav{display:flex; align-items:center; justify-content:space-between; padding:14px 0}
.logo{display:flex; align-items:center; gap:10px; font-weight:700; letter-spacing:.2px}
.logoMark{
  width:26px; height:26px; border-radius:8px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 8px 18px rgba(102,227,255,.15);
}
.menu{list-style:none; display:flex; gap:18px; align-items:center; margin:0; padding:0}
.menu a{color:var(--muted)}
.menu a:hover{color:var(--text)}
@media (max-width:720px){
  .menu li:nth-child(1), .menu li:nth-child(2), .menu li:nth-child(3){display:none}
}

.hero{padding:64px 0 26px}
.heroGrid{display:grid; gap:22px; grid-template-columns: 1.2fr .8fr; align-items:start}
@media (max-width:900px){ .heroGrid{grid-template-columns:1fr} }

.pill{
  display:inline-block;
  padding:7px 10px;
  border:1px solid var(--line);
  border-radius:999px;
  color:var(--muted);
  background: rgba(16,26,48,.35);
}

h1{font-size: clamp(34px, 4.5vw, 54px); line-height: 1.06; margin: 0 0 12px; max-width: 720px;}
.lead{font-size:18px; color:var(--muted); margin:0 0 18px}

.actions{display:flex; gap:12px; flex-wrap:wrap; margin: 14px 0 18px}
.btn{
  display:inline-flex; align-items:center; justify-content:center;
  padding:12px 16px;
  border-radius:14px;
  border:1px solid rgba(255,255,255,.12);
  background: linear-gradient(135deg, rgba(102,227,255,.22), rgba(155,140,255,.18));
  color:var(--text);
  box-shadow: var(--shadow);
  font-weight:600;
}
.btn:hover{transform: translateY(-1px)}
.btn:active{transform: translateY(0)}
.btn.small{padding:10px 12px; border-radius:12px; box-shadow:none}
.btn.ghost{
  background: transparent;
  box-shadow:none;
}
.btn.ghost:hover{background: rgba(255,255,255,.06)}

.stats{display:flex; gap:16px; flex-wrap:wrap; margin-top:12px}
.stat{
  padding:12px 14px;
  border-radius:14px;
  background: rgba(16,26,48,.35);
  border:1px solid var(--line);
}
.stat strong{display:block; font-size:18px}
.stat span{color:var(--muted); font-size:13px}

.card{
  background: rgba(18,31,58,.65);
  border:1px solid var(--line);
  border-radius: var(--r);
  padding:18px;
  box-shadow: var(--shadow);
}
.card h2, .card h3{margin:0 0 10px}
.check{margin:0; padding-left:18px; color:var(--muted)}
.check li{margin:8px 0}
.note{color:var(--muted); margin:12px 0 0}

.section{padding:54px 0}
.section.alt{background: rgba(255,255,255,.03); border-top:1px solid var(--line); border-bottom:1px solid var(--line)}
.sectionHead{margin-bottom:18px}
.sectionHead h2{font-size:30px; margin:0 0 8px}
.sectionHead p{margin:0; color:var(--muted)}

.grid3{display:grid; gap:14px; grid-template-columns: repeat(3, 1fr)}
@media (max-width:900px){ .grid3{grid-template-columns:1fr} }

.feature{
  padding:16px;
  border-radius: var(--r);
  background: rgba(16,26,48,.35);
  border:1px solid var(--line);
}
.feature h3{margin:0 0 8px}
.feature p{margin:0; color:var(--muted)}

.work{
  display:block;
  border-radius: var(--r);
  border:1px solid var(--line);
  overflow:hidden;
  background: rgba(16,26,48,.35);
}
.thumb{
  height:140px;
  display:flex; align-items:center; justify-content:center;
  color: rgba(233,238,252,.75);
  background: linear-gradient(135deg, rgba(102,227,255,.12), rgba(155,140,255,.10));
}
.workMeta{padding:12px 14px}
.workMeta span{display:block; color:var(--muted); font-size:13px; margin-top:3px}

.about{display:grid; gap:14px; grid-template-columns: 1.1fr .9fr; align-items:start}
@media (max-width:900px){ .about{grid-template-columns:1fr} }

.tags{display:flex; gap:8px; flex-wrap:wrap; margin-top:14px}
.tag{
  padding:7px 10px;
  border-radius:999px;
  border:1px solid var(--line);
  background: rgba(16,26,48,.35);
  color:var(--muted);
  font-size:13px;
}

details{
  border:1px solid var(--line);
  border-radius: 14px;
  padding:10px 12px;
  background: rgba(16,26,48,.25);
  margin:10px 0;
}
summary{cursor:pointer; font-weight:600}
details p{color:var(--muted); margin:8px 0 0}

.form{
  display:grid; gap:12px;
  max-width: 520px;
}
label{display:grid; gap:6px; color:var(--muted)}
input, textarea{
  width:100%;
  padding:12px 12px;
  border-radius: 14px;
  border:1px solid var(--line);
  background: rgba(16,26,48,.35);
  color: var(--text);
  outline:none;
}
input:focus, textarea:focus{border-color: rgba(102,227,255,.35)}
.fine{color:var(--muted); font-size:13px; margin:0}
code{color:var(--text)}

.footer{padding:26px 0}
.foot{display:flex; justify-content:space-between; gap:12px; flex-wrap:wrap; border-top:1px solid var(--line); padding-top:16px}
.muted{color:var(--muted)}

.igLink{
  display:inline-flex;
  align-items:center;
  gap:8px;
  text-decoration:none;
  padding:6px 8px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.10);
  background: rgba(16,26,48,.20);
}
.igLink:hover{
  background: rgba(255,255,255,.06);
}
.igIcon{
  width:18px;
  height:18px;
  fill: currentColor;
  opacity: .95;
}

.igHeaderLink{
  display:inline-flex;
  align-items:center;
  justify-content:center;
  width:36px;
  height:36px;
  border-radius:12px;
  border:1px solid rgba(255,255,255,.12);
  background: rgba(16,26,48,.25);
  color:#e9eefc; /* default */
}
.igHeaderLink:hover{
  color:#E1306C; /* Instagram pink */
}