/* ============================================================
   THE AI MAGAZINE — shared design system
   Editorial / luxury Didone. Warm paper, ink black, signature red.
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Bodoni+Moda:ital,opsz,wght@0,6..96,400..900;1,6..96,400..900&family=Newsreader:ital,opsz,wght@0,6..72,300..600;1,6..72,300..500&family=Archivo:wght@400;500;600;700;800&display=swap');

:root{
  /* palette */
  --paper:    #F6F2E9;
  --paper-2:  #EFE9DB;
  --paper-3:  #E7DFCD;
  --ink:      #141210;
  --ink-soft: #38322A;
  --muted:    #6E655A;
  --accent:   #C8102E;
  --accent-deep:#9E0C24;
  --line:     rgba(20,18,16,.14);
  --line-strong: rgba(20,18,16,.30);

  /* type */
  --display:'Bodoni Moda', Georgia, 'Times New Roman', serif;
  --serif:  'Newsreader', Georgia, serif;
  --sans:   'Archivo', ui-sans-serif, system-ui, sans-serif;

  /* metrics */
  --maxw: 1240px;
  --gut: clamp(20px, 4vw, 56px);
  --radius: 2px;
}

*{box-sizing:border-box}
html{-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}
body{
  margin:0;
  background:var(--paper);
  color:var(--ink);
  font-family:var(--serif);
  font-size:19px;
  line-height:1.6;
  font-optical-sizing:auto;
}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}

/* subtle paper grain — cheap, no blend/repaint cost on scroll */
body::before{
  content:"";position:fixed;inset:0;pointer-events:none;z-index:1;opacity:.05;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='120' height='120'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3CfeColorMatrix type='saturate' values='0'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.container{max-width:var(--maxw);margin:0 auto;padding:0 var(--gut)}
.container--narrow{max-width:760px}
.rule{height:1px;background:var(--line);border:0;margin:0}
.rule--ink{height:2px;background:var(--ink)}

/* ---------- utility type ---------- */
.eyebrow{
  font-family:var(--sans);
  font-size:11px;font-weight:700;letter-spacing:.22em;text-transform:uppercase;
  color:var(--accent);
}
.eyebrow--muted{color:var(--muted)}
.dateline{
  font-family:var(--sans);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:var(--muted);
}

/* ---------- masthead / header ---------- */
.site-header{position:relative;z-index:5;background:var(--paper)}
.topbar{
  display:flex;align-items:center;justify-content:space-between;
  padding:10px 0;border-bottom:1px solid var(--line);
  font-family:var(--sans);font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--muted);
}
.topbar a:hover{color:var(--ink)}
.masthead{
  text-align:center;padding:26px 0 14px;
}
.masthead .logo{
  font-family:var(--display);
  font-weight:800;
  font-size:clamp(34px, 7vw, 72px);
  letter-spacing:.02em;
  line-height:.9;
  margin:0;
}
.masthead .logo .ai{color:var(--accent)}
.masthead .tagline{
  font-family:var(--sans);font-size:11px;letter-spacing:.34em;text-transform:uppercase;color:var(--muted);
  margin-top:12px;
}
.nav{
  display:flex;justify-content:center;gap:clamp(16px,3vw,40px);flex-wrap:wrap;
  border-top:1px solid var(--line);border-bottom:2px solid var(--ink);
  padding:12px 0;
  font-family:var(--sans);font-size:12px;font-weight:600;letter-spacing:.14em;text-transform:uppercase;
}
.nav a{position:relative;color:var(--ink-soft);transition:color .2s}
.nav a:hover{color:var(--accent)}
.nav a.active{color:var(--ink)}

/* ---------- buttons ---------- */
.btn{
  display:inline-block;font-family:var(--sans);font-size:12px;font-weight:700;
  letter-spacing:.14em;text-transform:uppercase;
  padding:14px 26px;border:1px solid var(--ink);border-radius:var(--radius);
  background:var(--ink);color:var(--paper);cursor:pointer;transition:.2s;
}
.btn:hover{background:var(--accent);border-color:var(--accent)}
.btn--ghost{background:transparent;color:var(--ink)}
.btn--ghost:hover{background:var(--ink);color:var(--paper)}

/* ---------- headings ---------- */
.h-display{font-family:var(--display);font-weight:700;line-height:1.02;letter-spacing:-.01em;margin:0}
.section-head{
  display:flex;align-items:baseline;gap:16px;
  border-bottom:2px solid var(--ink);padding-bottom:10px;margin:0 0 28px;
}
.section-head h2{
  font-family:var(--sans);font-size:14px;font-weight:800;letter-spacing:.18em;text-transform:uppercase;margin:0;
}
.section-head .more{margin-left:auto;font-family:var(--sans);font-size:11px;letter-spacing:.14em;text-transform:uppercase;color:var(--accent)}

/* ---------- article cards ---------- */
.card{display:block}
.card .thumb{
  position:relative;aspect-ratio:4/3;overflow:hidden;background:var(--paper-3);border-radius:var(--radius);
}
.card .thumb img{width:100%;height:100%;object-fit:cover;transition:transform .5s ease}
.card:hover .thumb img{transform:scale(1.04)}
.card .kicker{font-family:var(--sans);font-size:10px;font-weight:700;letter-spacing:.18em;text-transform:uppercase;color:var(--accent);margin:14px 0 6px}
.card h3{font-family:var(--display);font-weight:700;font-size:22px;line-height:1.1;margin:0 0 8px}
.card:hover h3{color:var(--accent-deep)}
.card p{font-size:15px;color:var(--ink-soft);margin:0}
.card .byline{font-family:var(--sans);font-size:10px;letter-spacing:.14em;text-transform:uppercase;color:var(--muted);margin-top:10px}

/* portrait placeholder gradient (when no photo) */
.ph{background:radial-gradient(120% 90% at 50% 15%, #7b7f86, #45484d 60%, #2c2e32);}
.ph--warm{background:radial-gradient(120% 90% at 50% 15%, #b8a58f, #8a6f5a 60%, #5c4a3c);}

/* ---------- footer ---------- */
.site-footer{background:var(--ink);color:var(--paper);margin-top:80px;position:relative;z-index:5}
.site-footer .container{padding-top:56px;padding-bottom:40px}
.site-footer .logo{font-family:var(--display);font-weight:800;font-size:34px}
.site-footer .logo .ai{color:var(--accent)}
.site-footer a{color:#cfc7ba}
.site-footer a:hover{color:#fff}
.footer-cols{display:grid;grid-template-columns:2fr 1fr 1fr;gap:40px;margin:32px 0}
.footer-cols h4{font-family:var(--sans);font-size:11px;letter-spacing:.18em;text-transform:uppercase;color:#8f8779;margin:0 0 14px}
.footer-cols ul{list-style:none;padding:0;margin:0;font-family:var(--sans);font-size:13px;line-height:2.1}
.disclaimer-bar{
  border-top:1px solid rgba(255,255,255,.14);padding-top:22px;
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;
  font-family:var(--sans);font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:#8f8779;
}
.badge-ai{
  display:inline-flex;align-items:center;gap:7px;
  border:1px solid rgba(255,255,255,.28);border-radius:999px;padding:5px 12px;color:#cfc7ba;
}
.badge-ai::before{content:"";width:6px;height:6px;border-radius:50%;background:var(--accent)}

@media (max-width:720px){
  body{font-size:18px}
  .footer-cols{grid-template-columns:1fr}
}