:root {
  --bg: #faf7f2;
  --surface: #ffffff;
  --text: #1f2a2e;
  --muted: #66737a;
  --line: #e7e1d7;
  --accent: #0f7c8c;
  --accent-ink: #ffffff;
  --sand: #e9dcc6;
  --radius: 14px;
  --shadow: 0 1px 2px rgba(31, 42, 46, .06), 0 8px 24px rgba(31, 42, 46, .06);
  --serif: "Fraunces", Georgia, "Times New Roman", serif;
  --sans: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color-scheme: light dark;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #12181b;
    --surface: #1a2226;
    --text: #e8e4dc;
    --muted: #9aa6ab;
    --line: #2a353a;
    --accent: #4fc1cf;
    --accent-ink: #0b1a1d;
    --sand: #2a2620;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .25);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font: 17px/1.7 var(--sans);
  -webkit-font-smoothing: antialiased;
}
img, video { max-width: 100%; display: block; }
a { color: var(--accent); }
h1, h2, h3 { font-family: var(--serif); line-height: 1.15; font-weight: 700; letter-spacing: -.01em; }
.kicker {
  margin: 0 0 .5rem;
  font-size: .78rem;
  font-weight: 600;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--accent);
}

/* Barra superior */
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  padding: .8rem clamp(16px, 4vw, 40px);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--line);
}
.brand {
  font-family: "Bebas Neue", var(--sans); font-weight: 400; font-size: 1.6rem; line-height: 1;
  letter-spacing: .04em; text-transform: uppercase; color: var(--text); text-decoration: none;
  white-space: nowrap;
}
.surname { color: var(--accent); }
.nav-links { display: flex; align-items: center; gap: clamp(.8rem, 2.5vw, 1.6rem); margin-left: auto; }
.nav-links a { color: var(--muted); text-decoration: none; font-size: .92rem; font-weight: 500; white-space: nowrap; }
.nav-links a:hover { color: var(--text); }
.nav-tools { display: flex; align-items: center; gap: .9rem; }
.nav-tools a, .menu-btn { color: var(--muted); display: inline-flex; padding: 4px; }
.nav-tools a:hover, .menu-btn:hover { color: var(--text); }
.ico { width: 22px; height: 22px; display: block; }
.nav-icon .ico { width: 20px; height: 20px; }
.menu-btn { display: none; background: none; border: 0; cursor: pointer; }
/* Logo de Data Intelligence BCN sense enllaç (fins que la web existeixi) */
.dib-off { display: inline-flex; padding: 4px; color: var(--muted); cursor: default; }
.hero-icon.dib-off { color: #fff; padding: 2px; }

/* Mòbil: les seccions van dins el menú desplegable */
@media (max-width: 760px) {
  .menu-btn { display: inline-flex; }
  .nav-links {
    display: none; position: absolute; top: 100%; left: 0; right: 0;
    flex-direction: column; align-items: stretch; gap: 0; margin: 0;
    background: var(--bg); border-bottom: 1px solid var(--line); box-shadow: var(--shadow);
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 1rem 16px; font-size: 1.05rem; color: var(--text); border-top: 1px solid var(--line); }
}

/* Portada */
.hero {
  position: relative;
  min-height: min(82vh, 760px);
  display: grid; align-items: end;
  padding: clamp(16px, 5vw, 64px);
  background:
    linear-gradient(90deg, rgba(0,0,0,.55), rgba(0,0,0,0) 60%),
    linear-gradient(180deg, rgba(0,0,0,0) 45%, rgba(0,0,0,.6)),
    var(--hero) 60% 65%/cover no-repeat;
  color: #fff;
}
.hero-inner { max-width: 560px; }
@media (max-width: 700px) {
  /* Al mòbil, la foto a dalt i el text a sota perquè no la tapi */
  .hero { min-height: 0; padding: 0; display: block; background: #12181b; }
  .hero::before { content: ""; display: block; aspect-ratio: 4 / 3; background: var(--hero) center/cover no-repeat; }
  .hero-inner { padding: 1.5rem 16px 2rem; }
}
.hero .kicker { color: #bfeff4; }
.hero h1 {
  display: grid; margin: 0 0 .8rem;
  font-family: "Bebas Neue", var(--sans); font-weight: 400; text-transform: uppercase;
  font-size: clamp(4rem, 14vw, 9.5rem); line-height: .85; letter-spacing: .04em;
}
.hero h1 .surname { color: #4fc1cf; }
.hero .lead { font-size: clamp(1.05rem, 2.2vw, 1.3rem); margin: 0; opacity: .95; text-transform: uppercase; letter-spacing: .14em; font-weight: 600; }
/* DIGITAL NOMAD | icones, tot en una línia */
.hero-line { display: flex; align-items: center; flex-wrap: wrap; gap: 1rem; }
.hero-line .sep { width: 1px; height: 22px; background: rgba(255,255,255,.5); }
.hero-line a { color: #fff; display: inline-flex; padding: 2px; transition: color .2s, transform .2s; }
.hero-line a:hover { color: #4fc1cf; transform: translateY(-2px); }

.chapter { max-width: 1200px; margin: 0 auto; padding: clamp(48px, 8vw, 96px) clamp(16px, 4vw, 40px) 0; }
.chapter-head { max-width: 680px; margin-bottom: 2rem; }
.chapter-head h2 { font-size: clamp(2rem, 5vw, 3rem); margin: 0 0 .5rem; }
/* Títols de secció amb la font del nom, sense color perquè el protagonista sigui el nom */
.chapter-head h2.sh {
  font-family: "Bebas Neue", var(--sans); font-weight: 400; text-transform: uppercase;
  font-size: clamp(2.6rem, 7vw, 4rem); line-height: .9; letter-spacing: .04em;
}
.chapter-head p { margin: 0; color: var(--muted); }
.stats { display: flex; gap: 2rem; list-style: none; padding: 0; margin: 1.2rem 0 0; color: var(--muted); }
.stats strong { display: block; font-family: var(--serif); font-size: 1.8rem; color: var(--text); line-height: 1.1; }
.year {
  font-size: 1.4rem; margin: 2.5rem 0 1rem; padding-bottom: .5rem;
  border-bottom: 1px solid var(--line);
}

.grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(min(100%, 260px), 1fr)); gap: 1.25rem; }
.card {
  display: block; overflow: hidden; border-radius: var(--radius);
  background: var(--surface); box-shadow: var(--shadow);
  color: inherit; text-decoration: none;
  transition: transform .2s ease, box-shadow .2s ease;
}
.card:hover { transform: translateY(-3px); }
.card-img { aspect-ratio: 4 / 3; background: var(--sand); overflow: hidden; }
.card-img img { width: 100%; height: 100%; object-fit: cover; transition: transform .4s ease; }
.card:hover .card-img img { transform: scale(1.04); }
.card-body { padding: .9rem 1.1rem 1.1rem; }
/* Dates en estil etiqueta: majúscules espaiades i en color */
.card-body time, .post-head .date time {
  font-family: var(--sans); font-weight: 600; text-transform: uppercase;
  letter-spacing: .14em; font-size: .75rem; color: var(--accent);
}
.card-body h3 { margin: .2rem 0 0; font-size: 1.25rem; }

/* Entrada */
.post { padding: clamp(32px, 6vw, 72px) clamp(16px, 4vw, 40px) 0; }
.post-head { max-width: 1400px; margin: 0 auto 2.5rem; text-align: center; }
.post-head h1 { font-size: clamp(2.2rem, 6vw, 3.6rem); margin: 0 0 .6rem; }
.post-head .date { color: var(--muted); margin: 0; }
/* Text i fotos amb la mateixa amplada, aprofitant la pantalla */
.prose { max-width: 1400px; margin: 0 auto; font-size: clamp(1.06rem, 0.9rem + 0.45vw, 1.3rem); line-height: 1.75; }
.prose p { margin: 0 0 1.3em; }
.prose h2, .prose h3 { margin: 2em 0 .6em; }
.gallery {
  display: grid; grid-template-columns: repeat(2, 1fr); gap: 8px;
  margin: 2rem 0;
}
.gallery a { display: block; overflow: hidden; border-radius: 10px; background: var(--sand); cursor: zoom-in; }
.gallery img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 4 / 3; }
.gallery a.tall img { aspect-ratio: 3 / 4; }
.gallery.single { grid-template-columns: 1fr; }
.gallery.single img, .gallery.single a.tall img { aspect-ratio: auto; max-height: 85vh; object-fit: contain; margin: 0 auto; }
@media (max-width: 560px) { .gallery { grid-template-columns: 1fr; } .gallery img, .gallery a.tall img { aspect-ratio: auto; } }
.video { margin: 2rem auto; }
.video video { width: 100%; max-height: 80vh; border-radius: 10px; background: #000; margin: 0 auto; }

.post-nav {
  max-width: 1400px; margin: 4rem auto 0; padding-top: 2rem; border-top: 1px solid var(--line);
  display: grid; grid-template-columns: 1fr 1fr; gap: 1rem;
}
.post-nav a { text-decoration: none; color: var(--text); font-family: var(--serif); font-size: 1.15rem; font-weight: 700; }
.post-nav a span { display: block; font-family: var(--sans); font-size: .8rem; font-weight: 500; color: var(--muted); }
.post-nav .next { text-align: right; grid-column: 2; }

.footer { margin-top: clamp(64px, 10vw, 120px); padding: 2rem 16px; text-align: center; color: var(--muted); font-size: .9rem; border-top: 1px solid var(--line); }
.footer a { color: var(--muted); }

/* Visor de fotos */
.lightbox {
  position: fixed; inset: 0; z-index: 100; display: none;
  align-items: center; justify-content: center;
  background: rgba(8, 12, 14, .94);
}
.lightbox.open { display: flex; }
.lightbox img { max-width: 94vw; max-height: 90vh; object-fit: contain; border-radius: 6px; }
.lightbox button {
  position: absolute; background: rgba(255,255,255,.12); color: #fff; border: 0;
  width: 48px; height: 48px; border-radius: 50%; font-size: 1.5rem; cursor: pointer;
}
.lightbox button:hover { background: rgba(255,255,255,.25); }
.lightbox .lb-close { top: 16px; right: 16px; }
.lightbox .lb-prev { left: 16px; top: 50%; transform: translateY(-50%); }
.lightbox .lb-next { right: 16px; top: 50%; transform: translateY(-50%); }
.lightbox .lb-count { position: absolute; bottom: 16px; left: 0; right: 0; text-align: center; color: #cfd8db; font-size: .9rem; }