:root{
  --bg:#0a1226;
  --bg-2:#0e1830;
  --card:#131f3d;
  --text:#f5f7fb;
  --muted:#9aa6c3;
  --line:rgba(255,255,255,0.08);
  --accent:#34d399;
  --accent-glow:#6ee7b7;
}
*{box-sizing:border-box;margin:0;padding:0}
html{scroll-behavior:smooth}
body{
  background:var(--bg);
  color:var(--text);
  font-family:'Inter',system-ui,-apple-system,sans-serif;
  font-size:18px;line-height:1.7;
  -webkit-font-smoothing:antialiased;
  overflow-x:hidden;
}
a{color:var(--accent);text-decoration:none}
a:hover{color:var(--accent-glow)}
.serif{font-family:'Fraunces','Playfair Display',Georgia,serif;font-weight:500;letter-spacing:-0.02em;line-height:1.05}

/* Nav */
.nav{
  position:sticky;top:0;z-index:50;
  backdrop-filter:saturate(180%) blur(14px);
  background:rgba(10,18,38,0.72);
  border-bottom:1px solid var(--line);
}
.nav-inner{max-width:1280px;margin:0 auto;padding:18px 28px;display:flex;align-items:center;justify-content:space-between}
.brand{font-family:'Fraunces',serif;font-size:24px;font-weight:600;letter-spacing:-0.02em;color:#fff}
.brand .dot{color:var(--accent)}
.nav-links{display:flex;gap:28px;font-size:14px;color:var(--muted);text-transform:uppercase;letter-spacing:0.12em}
.nav-links a{color:var(--muted)}
.nav-links a:hover{color:#fff}
.cta-btn{
  display:inline-flex;align-items:center;gap:8px;
  padding:10px 18px;border-radius:999px;
  background:var(--accent);color:#06231a;font-weight:600;font-size:14px;
  transition:transform .2s, box-shadow .2s;
}
.cta-btn:hover{transform:translateY(-1px);box-shadow:0 10px 30px -10px var(--accent);color:#06231a}

/* Progress bar (article only) */
.progress{position:fixed;top:0;left:0;height:3px;background:var(--accent);width:0;z-index:60;transition:width .1s linear}

/* Reveal */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s cubic-bezier(.2,.8,.2,1), transform .8s cubic-bezier(.2,.8,.2,1)}
.reveal.in{opacity:1;transform:none}
.reveal-d2{transition-delay:.08s}
.reveal-d3{transition-delay:.16s}
/* Failsafe: if JS disabled or IO never fires */
.no-js .reveal{opacity:1;transform:none}
@media (prefers-reduced-motion: reduce){
  .reveal{opacity:1;transform:none;transition:none}
}

/* ===== INDEX (listing) ===== */
.index-hero{
  padding:100px 28px 80px;
  max-width:1280px;margin:0 auto;
  display:grid;grid-template-columns:1.15fr 1fr;gap:80px;align-items:center;
}
.index-hero .kicker{
  color:var(--accent);font-size:12px;letter-spacing:.32em;text-transform:uppercase;margin-bottom:24px;
  display:inline-flex;align-items:center;gap:14px;
}
.index-hero .kicker::before{content:"";width:32px;height:1px;background:var(--accent)}
.index-hero h1{font-size:clamp(52px,7.5vw,108px);color:#fff}
.index-hero p{margin-top:32px;color:var(--muted);max-width:480px;font-size:19px;line-height:1.65}
.index-hero .hero-img{
  aspect-ratio:4/5;border-radius:10px;overflow:hidden;
  box-shadow:0 50px 100px -30px rgba(0,0,0,0.7);
  position:relative;
}
.index-hero .hero-img::after{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,transparent 60%,rgba(10,18,38,.4));
  pointer-events:none;
}
.index-hero .hero-img img{width:100%;height:100%;object-fit:cover;display:block;transition:transform 1.2s ease}
.index-hero:hover .hero-img img{transform:scale(1.03)}

.section-rule{
  max-width:1280px;margin:40px auto 40px;padding:36px 28px 0;
  display:flex;align-items:center;justify-content:space-between;gap:24px;
  border-top:1px solid var(--line);
}
.section-rule h2{font-size:12px;letter-spacing:.3em;text-transform:uppercase;color:var(--muted);font-weight:500}
.section-rule .count{
  color:var(--accent);font-family:'Fraunces',serif;font-size:14px;letter-spacing:.2em;
  text-transform:uppercase;font-weight:500;
}

.grid{
  max-width:1280px;margin:0 auto;padding:0 28px 120px;
  display:grid;grid-template-columns:repeat(12,1fr);gap:56px 32px;
}
.card{
  display:flex;flex-direction:column;color:inherit;background:transparent;
  transition:transform .4s cubic-bezier(.2,.8,.2,1);
}
.card:hover{transform:translateY(-4px)}
.card .thumb{
  aspect-ratio:4/3;border-radius:8px;overflow:hidden;margin-bottom:22px;
  background:var(--card);position:relative;
}
.card .thumb img{width:100%;height:100%;object-fit:cover;display:block;transition:transform 1.1s cubic-bezier(.2,.8,.2,1)}
.card:hover .thumb img{transform:scale(1.06)}
.card .kicker{
  color:var(--accent);font-size:11px;letter-spacing:.25em;text-transform:uppercase;
  margin-bottom:14px;font-weight:600;
}
.card h3{
  font-size:22px;margin-bottom:12px;line-height:1.2;color:#fff;
  transition:color .25s;letter-spacing:-0.01em;
}
.card:hover h3{color:var(--accent-glow)}
.card p{color:var(--muted);font-size:15px;line-height:1.6}
.card .meta{
  margin-top:auto;padding-top:18px;color:var(--muted);font-size:11px;
  letter-spacing:.2em;text-transform:uppercase;font-weight:500;
}

/* Magazine layout: 1 hero featured spanning full + 3-col uniform grid */
.card.feat{
  grid-column:span 12;
  display:grid;grid-template-columns:1.1fr 1fr;gap:56px;align-items:center;
  padding:8px 0 56px;border-bottom:1px solid var(--line);margin-bottom:8px;
}
.card.feat .thumb{aspect-ratio:5/4;margin-bottom:0;border-radius:10px}
.card.feat .kicker{margin-bottom:20px}
.card.feat h3{font-size:clamp(32px,3.6vw,46px);line-height:1.1;margin-bottom:18px}
.card.feat p{font-size:18px;line-height:1.6;max-width:520px;margin-bottom:24px}
.card.feat .meta{
  margin-top:8px;padding-top:0;display:inline-flex;align-items:center;gap:14px;
  color:var(--accent);
}
.card.feat .meta::after{
  content:"Διάβασέ το →";letter-spacing:.18em;
  padding-left:14px;border-left:1px solid var(--line);color:var(--accent);
}
.card.med,.card.sm{grid-column:span 4}
.card.med h3,.card.sm h3{font-size:22px}

@media (max-width:900px){
  .index-hero{grid-template-columns:1fr;padding:60px 20px;gap:48px}
  .index-hero .hero-img{aspect-ratio:5/4;order:-1}
  .grid{padding:0 20px 80px;gap:48px 24px}
  .card.feat{grid-template-columns:1fr;gap:24px;padding:0 0 40px}
  .card.feat h3{font-size:28px}
  .card.feat p{font-size:16px}
  .card.med,.card.sm{grid-column:span 12}
  .nav-links{display:none}
  .section-rule{padding:28px 20px 0;margin:24px auto 30px}
}
@media (min-width:901px) and (max-width:1100px){
  .card.med,.card.sm{grid-column:span 6}
}

/* ===== ARTICLE ===== */
/* Reading surface tokens (light editorial) */
:root{
  --paper:#fbfaf7;
  --ink:#1a1d24;
  --ink-soft:#3d424d;
  --ink-muted:#6b7280;
  --rule:rgba(0,0,0,0.09);
}

.article-hero{
  position:relative;min-height:64vh;
  display:flex;align-items:flex-end;
  background:#000;overflow:hidden;
  padding-top:80px;
}
.article-hero img{
  position:absolute;inset:0;width:100%;height:100%;object-fit:cover;
  opacity:.55;filter:saturate(1.02) contrast(1.02);
}
.article-hero::before{
  content:"";position:absolute;inset:0;
  background:linear-gradient(180deg,rgba(10,18,38,.35) 0%, rgba(10,18,38,.55) 60%, rgba(10,18,38,.9) 100%);
}
.article-hero .wrap{position:relative;z-index:2;max-width:1100px;margin:0 auto;padding:0 28px 64px;width:100%}
.article-hero .kicker{
  color:var(--accent-glow);font-size:12px;letter-spacing:.32em;text-transform:uppercase;margin-bottom:24px;
  display:inline-flex;align-items:center;gap:12px;
}
.article-hero .kicker::before{content:"";width:32px;height:1px;background:var(--accent-glow)}
.article-hero h1{
  font-family:'Fraunces','Playfair Display',Georgia,serif;font-weight:500;
  font-size:clamp(34px,4.8vw,60px);max-width:880px;color:#fff;
  letter-spacing:-0.02em;line-height:1.1;
}
.article-hero .meta{
  margin-top:24px;color:rgba(255,255,255,.7);font-size:12px;letter-spacing:.15em;text-transform:uppercase;
  display:flex;gap:16px;align-items:center;flex-wrap:wrap;
}
.article-hero .meta span{display:inline-flex;align-items:center;gap:8px}
.article-hero .meta .dot-sep{width:3px;height:3px;border-radius:50%;background:rgba(255,255,255,.4)}

/* Reading sheet — clean light paper */
.article-sheet{
  background:var(--paper);
  position:relative;
  padding:1px 0; /* contains margins */
}

.article-body{
  max-width:680px;margin:0 auto;padding:72px 28px 24px;
  font-family:'Source Serif Pro','Charter','Iowan Old Style','Georgia',serif;
  font-size:19px;line-height:1.72;color:var(--ink);
}
.article-body a{color:#0a7a5a;text-decoration:underline;text-underline-offset:3px;text-decoration-thickness:1px}
.article-body a:hover{color:#065f47}

.article-body .excerpt{
  font-family:'Fraunces',Georgia,serif;font-size:24px;line-height:1.45;
  color:var(--ink-soft);font-weight:400;font-style:italic;
  margin:0 0 48px;padding:0;border:none;letter-spacing:-0.005em;
}

.article-body h2{
  font-family:'Fraunces',Georgia,serif;
  font-size:28px;line-height:1.25;margin:56px 0 18px;
  letter-spacing:-0.015em;color:var(--ink);font-weight:600;
}
.article-body h3{
  font-family:'Fraunces',Georgia,serif;
  font-size:22px;line-height:1.3;margin:40px 0 14px;
  color:var(--ink);font-weight:600;letter-spacing:-0.01em;
}

.article-body p{margin-bottom:22px;color:var(--ink-soft)}
.article-body ul,.article-body ol{margin:0 0 24px 24px;color:var(--ink-soft)}
.article-body li{margin-bottom:8px;padding-left:6px;line-height:1.65}
.article-body li::marker{color:var(--accent)}
.article-body strong{color:var(--ink);font-weight:600}
.article-body em{color:var(--ink-soft)}

.article-body blockquote{
  margin:36px 0;padding:8px 0 8px 24px;
  border-left:3px solid var(--accent);
  font-family:'Fraunces',Georgia,serif;font-size:22px;line-height:1.5;
  color:var(--ink);font-style:italic;
}

/* Divider between body and FAQ */
.article-body + .faq{position:relative;background:var(--paper)}
.article-body + .faq::before{
  content:"";display:block;width:48px;height:1px;background:var(--rule);
  margin:0 auto 40px;
}

.faq{max-width:680px;margin:32px auto 0;padding:0 28px 64px;background:var(--paper)}
.faq > h2{
  font-family:'Fraunces',Georgia,serif;font-size:26px;margin-bottom:8px;
  color:var(--ink);font-weight:600;letter-spacing:-0.01em;
}
.faq > h2 + *{margin-top:24px}
.faq details{
  border-top:1px solid var(--rule);padding:20px 2px;cursor:pointer;
}
.faq details:last-of-type{border-bottom:1px solid var(--rule)}
.faq summary{
  list-style:none;font-size:17px;font-weight:600;color:var(--ink);
  display:flex;justify-content:space-between;align-items:center;gap:20px;
  font-family:'Inter',system-ui,sans-serif;
  transition:color .2s;
}
.faq summary:hover{color:#0a7a5a}
.faq summary::-webkit-details-marker{display:none}
.faq summary::after{
  content:"";width:12px;height:12px;flex-shrink:0;
  background-image:linear-gradient(var(--ink),var(--ink)),linear-gradient(var(--ink),var(--ink));
  background-size:12px 2px,2px 12px;background-position:center;background-repeat:no-repeat;
  transition:transform .3s ease;opacity:.6;
}
.faq details[open] summary::after{
  background-size:12px 2px,0 0;transform:rotate(180deg);
}
.faq details p{
  margin-top:14px;color:var(--ink-muted);font-size:16px;line-height:1.7;
  font-family:'Source Serif Pro',Georgia,serif;
}

.cta-block{
  max-width:1100px;margin:90px auto 60px;padding:64px 40px;
  background:
    radial-gradient(circle at 80% 20%, rgba(52,211,153,.12), transparent 50%),
    linear-gradient(135deg,#102145,#0a1226);
  border:1px solid var(--line);border-radius:14px;
  text-align:center;position:relative;overflow:hidden;
}
.cta-block::before{
  content:"";position:absolute;top:0;left:50%;transform:translateX(-50%);
  width:80px;height:2px;background:var(--accent);
}
.cta-block .kicker{
  display:block;color:var(--accent);font-size:12px;letter-spacing:.3em;
  text-transform:uppercase;margin-bottom:18px;
}
.cta-block h2{font-family:'Fraunces',serif;font-size:40px;margin-bottom:16px;line-height:1.15;font-weight:500;letter-spacing:-0.01em}
.cta-block p{color:var(--muted);max-width:480px;margin:0 auto 32px;font-size:16px;line-height:1.6}
.cta-block .badges{display:flex;gap:14px;justify-content:center;flex-wrap:wrap}
.store-badge{
  display:inline-flex;align-items:center;gap:10px;
  background:#fff;color:#06231a;padding:13px 24px;border-radius:10px;
  font-weight:600;font-size:15px;transition:transform .2s,box-shadow .2s;
}
.store-badge:hover{transform:translateY(-2px);box-shadow:0 14px 30px -10px rgba(0,0,0,.5);color:#06231a}

.back-link{
  max-width:680px;margin:0 auto;padding:8px 28px 64px;
  background:var(--paper);
}
.back-link a{
  font-size:12px;letter-spacing:.18em;text-transform:uppercase;color:var(--ink-muted);
  display:inline-flex;align-items:center;gap:10px;transition:gap .2s,color .2s;
  font-family:'Inter',system-ui,sans-serif;font-weight:500;
}
.back-link a:hover{color:#0a7a5a;gap:14px}

/* Apply paper background to article pages */
body:has(.article-hero){background:var(--paper)}
body:has(.article-hero) footer{
  color:var(--ink-muted);border-top:1px solid var(--rule);
}
body:has(.article-hero) footer a{color:var(--ink-muted)}
body:has(.article-hero) footer a:hover{color:var(--ink)}

@media (max-width:760px){
  .article-hero{min-height:56vh;padding-top:60px}
  .article-hero .wrap{padding:0 20px 44px}
  .article-body{padding:48px 22px 20px;font-size:18px}
  .article-body .excerpt{font-size:20px;margin-bottom:36px}
  .article-body h2{font-size:24px;margin:40px 0 14px}
  .article-body h3{font-size:20px;margin:32px 0 12px}
  .cta-block{margin:48px 16px;padding:40px 22px}
  .cta-block h2{font-size:26px}
  .faq{padding:0 22px 48px}
  .faq > h2{font-size:22px}
}

footer{
  max-width:1280px;margin:0 auto;padding:50px 28px 50px;
  border-top:1px solid var(--line);
  display:flex;justify-content:space-between;align-items:center;flex-wrap:wrap;gap:20px;
  color:var(--muted);font-size:13px;
}
footer a{color:var(--muted)}
footer a:hover{color:#fff}