/* ── Paleta i tokens (derivats de la UI real de l'extensió: paper càlid,
   verd bosc i ambre dels botons) ───────────────────────────────────────── */
:root {
  --paper:    #f6f2e9;   /* fons parquet càlid (com la UI de l'extensió) */
  --surface:  #fffdf8;   /* targetes i panells */
  --ink:      #1b2630;   /* text principal (gris-blau molt fosc) */
  --muted:    #55626d;   /* text secundari */
  --brand:    #0b5cf0;   /* blau de la icona de l'extensió */
  --brand-d:  #0a44b3;   /* blau fosc (hover) */
  --brand-deep:#0a2e6e;  /* blau profund (franja de confiança) */
  --accent:   #b97e1f;   /* ambre (eyebrow i detalls, dels botons de la UI) */
  --line:     rgba(27,38,48,.14);
  --shadow:   0 22px 48px -22px rgba(10,30,70,.45);
  --maxw:     66rem;
}

* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  line-height: 1.6;
}
a { color: var(--brand-d); }
a:focus-visible, button:focus-visible { outline: 3px solid var(--accent); outline-offset: 2px; border-radius: 2px; }
img { max-width: 100%; height: auto; }

/* ── Capçalera i peu ─────────────────────────────────────────────────────── */
.site-header, .site-footer {
  max-width: var(--maxw); margin: 0 auto; padding: 1.1rem 1.5rem;
  display: flex; gap: 1rem 1.5rem; flex-wrap: wrap; align-items: center; justify-content: space-between;
}
.site-header { border-bottom: 1px solid var(--line); }
.brand { font-weight: 800; font-size: 1.2rem; letter-spacing: -.02em; text-decoration: none; color: var(--ink); }
.site-header nav { display: flex; gap: 1.1rem; flex-wrap: wrap; }
.site-header nav a { text-decoration: none; color: var(--muted); font-weight: 600; }
.site-header nav a:hover { color: var(--brand-d); }
.site-footer { border-top: 1px solid var(--line); margin-top: 4rem; color: var(--muted); font-size: .95rem; }
.site-footer nav { display: flex; gap: 1.1rem; flex-wrap: wrap; }

main { max-width: var(--maxw); margin: 0 auto; padding: 1rem 1.5rem; }

/* ── Botons ──────────────────────────────────────────────────────────────── */
.btn { display: inline-block; padding: .8rem 1.35rem; border-radius: .6rem; font-weight: 700; text-decoration: none; border: 2px solid transparent; }
.btn-primary { background: var(--brand); color: #fff; }
.btn-primary:hover { background: var(--brand-d); }
.btn-ghost { background: transparent; color: var(--brand-d); border-color: var(--brand); }
.btn-ghost:hover { background: rgba(11,92,240,.08); }

/* ── Hero ────────────────────────────────────────────────────────────────── */
.hero { text-align: center; padding: 3.5rem 0 1rem; }
.eyebrow { text-transform: uppercase; letter-spacing: .14em; font-size: .78rem; font-weight: 700; color: var(--accent); margin: 0 0 1rem; }
.hero h1 { font-size: clamp(2.2rem, 6vw, 4rem); line-height: 1.04; letter-spacing: -.03em; font-weight: 800; margin: 0 0 1.1rem; }
.lead { font-size: clamp(1.05rem, 2.2vw, 1.3rem); color: var(--muted); max-width: 42rem; margin: 0 auto 1.8rem; }
.lead strong { color: var(--ink); }
.cta { display: flex; gap: .8rem; justify-content: center; flex-wrap: wrap; margin: 0; }

/* ── Ventall de lents (firma) ────────────────────────────────────────────── */
.lens-fan {
  display: flex; justify-content: center; align-items: center;
  margin: 3.5rem auto 0; min-height: 460px;
}
.lens-card {
  appearance: none; -webkit-appearance: none; font: inherit; color: inherit; padding: 0;
  margin: 0 -30px; width: clamp(210px, 40vw, 290px); cursor: zoom-in;
  background: var(--surface); border: 1px solid var(--line); border-radius: 14px;
  box-shadow: var(--shadow); overflow: hidden; position: relative;
  transition: transform .35s ease;
}
.lens-card img { display: block; width: 100%; height: auto; }
.lens-card .lens-tag {
  position: absolute; top: .65rem; left: .65rem;
  background: var(--brand); color: #fff; font-size: .74rem; font-weight: 700;
  padding: .3rem .65rem; border-radius: 999px; letter-spacing: .01em;
}
.lens-card--b { transform: rotate(-8deg) translateY(16px); z-index: 1; }
.lens-card--a { transform: rotate(-1deg); z-index: 3; }
.lens-card--c { transform: rotate(8deg) translateY(16px); z-index: 2; }
.lens-fan:hover .lens-card--b { transform: rotate(-9deg) translateX(-12px) translateY(10px); }
.lens-fan:hover .lens-card--a { transform: rotate(-1deg) translateY(-8px); }
.lens-fan:hover .lens-card--c { transform: rotate(9deg) translateX(12px) translateY(10px); }
.fan-caption { text-align: center; color: var(--muted); font-size: .95rem; max-width: 34rem; margin: 1.6rem auto 0; }

/* ── Pipeline (captura · entén · conserva) ───────────────────────────────── */
.pipeline { margin: 4.5rem 0; }
.moments { list-style: none; padding: 0; margin: 0; display: grid; gap: 1.5rem; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); counter-reset: m; }
.moments li { padding-top: 1rem; border-top: 2px solid var(--brand); color: var(--muted); }
.moment-k { display: block; font-weight: 800; color: var(--ink); font-size: 1.15rem; margin-bottom: .35rem; letter-spacing: -.01em; }

/* ── Showcase (mapa conceptual, a tota amplada) ──────────────────────────── */
.showcase {
  margin: 4.5rem 0; display: grid; gap: 2rem; align-items: center;
  grid-template-columns: minmax(0, 1fr) minmax(0, 1.4fr);
}
.showcase-text h2 { font-size: clamp(1.5rem, 3.5vw, 2.1rem); letter-spacing: -.02em; margin: 0 0 .8rem; }
.showcase-text p { color: var(--muted); margin: 0; }
.showcase-img { width: 100%; border: 1px solid var(--line); border-radius: 14px; box-shadow: var(--shadow); background: var(--surface); }

/* ── Cinc lents ──────────────────────────────────────────────────────────── */
.lenses { margin: 4.5rem 0; }
.lenses h2, .trust h2, .download h2 { font-size: clamp(1.5rem, 3.5vw, 2.1rem); letter-spacing: -.02em; margin: 0 0 1.4rem; }
.lens-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 1.1rem; grid-template-columns: repeat(auto-fit, minmax(15rem, 1fr)); }
.lens-list li { background: var(--surface); border: 1px solid var(--line); border-radius: 12px; padding: 1.1rem 1.2rem; }
.lens-list strong { display: block; color: var(--ink); margin-bottom: .25rem; }
.lens-list span { color: var(--muted); font-size: .95rem; }
.lenses-foot { margin: 1.6rem 0 0; font-weight: 700; }

/* ── Confiança ───────────────────────────────────────────────────────────── */
.trust { margin: 4.5rem 0; background: var(--brand-deep); color: #fff; border-radius: 18px; padding: 2.4rem clamp(1.4rem, 4vw, 3rem); }
.trust h2 { color: #fff; }
.trust em { color: #f1d49a; font-style: normal; }
.trust-list { list-style: none; padding: 0; margin: 0; display: grid; gap: 1.6rem; grid-template-columns: repeat(3, 1fr); }
.trust-list li { color: rgba(255,255,255,.85); }
.trust-list strong { color: #fff; }

/* ── Descàrrega ──────────────────────────────────────────────────────────── */
.download { margin: 4.5rem 0; }
.download-grid { display: grid; gap: 1.4rem; grid-template-columns: repeat(auto-fit, minmax(16rem, 1fr)); }
.dl-card { background: var(--surface); border: 1px solid var(--line); border-radius: 14px; padding: 1.6rem; }
.dl-card h3 { margin: 0 0 .4rem; font-size: 1.2rem; }
.dl-card p { color: var(--muted); margin: 0 0 1.2rem; }
.download-foot { color: var(--muted); margin-top: 1.6rem; }

/* ── Pàgines de contingut (guies, PMF, changelog) ────────────────────────── */
.prose { max-width: 44rem; }
.prose img { display: block; margin: 1.25rem 0; border: 1px solid var(--line); border-radius: 10px; box-shadow: 0 10px 26px -16px rgba(13,40,28,.45); }
.prose h1 { font-size: clamp(1.8rem, 4vw, 2.4rem); letter-spacing: -.02em; }
.prose h2 { margin-top: 2.5rem; }
.prose blockquote { border-left: 3px solid var(--accent); margin: 1.4rem 0; padding: .2rem 0 .2rem 1.1rem; color: var(--muted); }
.prose code { background: rgba(27,42,33,.08); padding: .1em .35em; border-radius: 4px; }
.prose table { border-collapse: collapse; width: 100%; }
.prose th, .prose td { border: 1px solid var(--line); padding: .5rem .7rem; text-align: left; }

/* ── Visor d'imatges (lightbox amb <dialog>) ─────────────────────────────── */
.zoom { border: none; padding: 0; background: transparent; max-width: 94vw; max-height: 94vh; overflow: visible; }
.zoom::backdrop { background: rgba(8,18,40,.74); }
.zoom img { display: block; max-width: 94vw; max-height: 88vh; width: auto; height: auto; border-radius: 12px; box-shadow: 0 30px 80px -20px rgba(0,0,0,.6); background: #fff; }
.zoom-close {
  position: absolute; top: -14px; right: -14px; width: 40px; height: 40px;
  border-radius: 999px; border: 2px solid #fff; background: var(--ink); color: #fff;
  font-size: 1.4rem; line-height: 1; cursor: pointer; display: flex; align-items: center; justify-content: center;
}
.zoom-close:hover { background: var(--brand-d); }
.prose img { cursor: zoom-in; }

/* ── Responsiu ───────────────────────────────────────────────────────────── */
@media (max-width: 720px) {
  .showcase { grid-template-columns: 1fr; }
  .lens-card { margin: .5rem; width: clamp(150px, 42vw, 200px); }
  .lens-card--a, .lens-card--b, .lens-card--c { transform: none; }
  .lens-fan { gap: .5rem; flex-wrap: wrap; min-height: 0; }
  .trust-list { grid-template-columns: 1fr; }
}
@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}