/* ============================================================
   Mattia Carbone — biglietto da visita (una sola card)
   Stile ereditato dal sito Dotsy: stessi token, card e bottoni
   "pillola". Font Satoshi ospitato in locale (./fonts): si
   caricano SOLO le famiglie effettivamente usate nel sito
   (Variable, Regular, Medium, Bold, Black), in woff2 + woff.
   Niente corsivi, niente Light, niente ttf/eot.
   ============================================================ */
@font-face {
  font-family: 'Satoshi-Variable';
  src: url('../fonts/Satoshi-Variable.woff2') format('woff2'),
       url('../fonts/Satoshi-Variable.woff') format('woff');
  font-weight: 300 900;
  font-display: swap;
  font-style: normal;
}
@font-face {
  font-family: 'Satoshi-Regular';
  src: url('../fonts/Satoshi-Regular.woff2') format('woff2'),
       url('../fonts/Satoshi-Regular.woff') format('woff');
  font-weight: 400;
  font-display: swap;
  font-style: normal;
}
@font-face {
  font-family: 'Satoshi-Medium';
  src: url('../fonts/Satoshi-Medium.woff2') format('woff2'),
       url('../fonts/Satoshi-Medium.woff') format('woff');
  font-weight: 500;
  font-display: swap;
  font-style: normal;
}
@font-face {
  font-family: 'Satoshi-Bold';
  src: url('../fonts/Satoshi-Bold.woff2') format('woff2'),
       url('../fonts/Satoshi-Bold.woff') format('woff');
  font-weight: 700;
  font-display: swap;
  font-style: normal;
}
@font-face {
  font-family: 'Satoshi-Black';
  src: url('../fonts/Satoshi-Black.woff2') format('woff2'),
       url('../fonts/Satoshi-Black.woff') format('woff');
  font-weight: 900;
  font-display: swap;
  font-style: normal;
}

/* ----------------------------- Token: tema chiaro ----------------------------- */
:root{
  --ink: #3c4043;            /* inchiostro base: testo */
  --ink-soft: #6b7075;       /* testo secondario */
  --ink-faint: #e4e7ea;      /* bordi tenui */
  --bg: #f6f7f9;             /* sfondo pagina */
  --card-bg: #ffffff;        /* sfondo card */
  --accent: #304FFE;         /* accento (blu Dotsy) */
  --focus-ring: #1a1c1f;     /* indicatore di focus ad alto contrasto (WCAG 2.4.11) */
  --radius: 24px;
  --radius-lg: 32px;
  --shadow: 0 18px 50px -28px rgba(60,64,67,.45);
  --shadow-soft: 0 8px 24px -16px rgba(60,64,67,.35);
  --maxw-text: 56ch;
  color-scheme: light;
}

/* ----------------------------- Token: tema scuro ----------------------------- */
:root[data-theme="dark"]{
  --ink: #e7e9ec;
  --ink-soft: #a6abb0;
  --ink-faint: #34373c;
  --bg: #161719;
  --card-bg: #212327;
  --focus-ring: #ffffff;
  --shadow: 0 22px 55px -28px rgba(0,0,0,.75);
  --shadow-soft: 0 10px 26px -16px rgba(0,0,0,.6);
  color-scheme: dark;
}

*{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
body{
  margin: 0;
  min-height: 100vh;
  display: flex; flex-direction: column;   /* main cresce, footer resta in fondo */
  background: var(--bg);
  color: var(--ink);
  font-family: 'Satoshi-Variable','Satoshi-Regular', system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  font-weight: 400;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  transition: background-color .4s ease, color .4s ease;
}

/* ----------------------------- Accessibilità: skip-link + sr-only ----------------------------- */
.skip-link{
  position: absolute; left: .75rem; top: -3.5rem; z-index: 100;
  background: var(--ink); color: var(--bg); text-decoration: none;
  padding: .7rem 1.1rem; border-radius: 12px;
  font-family: 'Satoshi-Bold', sans-serif; font-weight: 700;
  transition: top .2s ease;
}
.skip-link:focus{ top: .75rem; }

/* testo per soli screen reader */
.sr-only{
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); clip-path: inset(50%); white-space: nowrap; border: 0;
}

:focus-visible{
  outline: 3px solid var(--focus-ring);
  outline-offset: 3px;
  border-radius: 6px;
}

/* ----------------------------- Header + toggle tema ----------------------------- */
.site-header{
  position: fixed; top: 0; left: 0; right: 0; z-index: 50;
  display: flex; align-items: center; justify-content: flex-end;
  padding: clamp(.8rem, 2vw, 1.2rem);
  pointer-events: none;
}
.site-header > *{ pointer-events: auto; }
.theme-toggle{
  display: inline-flex; align-items: center; justify-content: center;
  width: 48px; height: 48px; padding: 0; cursor: pointer;
  border-radius: 9999px; border: 1px solid var(--ink-faint);
  background: var(--card-bg); color: var(--ink-soft);
  box-shadow: var(--shadow-soft);
  transition: background-color .25s ease, color .25s ease, border-color .3s ease;
}
.theme-toggle:hover{ color: var(--ink); }
.theme-toggle .icon{ width: 20px; height: 20px; fill: currentColor; display: block; }
/* icona = AZIONE: in tema chiaro mostra la luna (vai a scuro), in scuro il sole (vai a chiaro) */
.theme-toggle .icon-sun,
.theme-toggle .icon-moon{ display: none; }
:root[data-theme="light"] .theme-toggle .icon-moon{ display: block; }
:root[data-theme="dark"]  .theme-toggle .icon-sun{ display: block; }

/* ----------------------------- Layout: card centrata ----------------------------- */
.stage{
  flex: 1 1 auto;
  display: flex; align-items: center; justify-content: center;
  /* top ridotto (basta a liberare l'header fisso), bottom un filo maggiore:
     la card risulta leggermente più in alto e otticamente centrata */
  padding: clamp(3.25rem, 7vw, 4.25rem) clamp(1.1rem, 5vw, 2rem) clamp(2.75rem, 7vw, 4.25rem);
}

/* ----------------------------- Card ----------------------------- */
.card{
  position: relative;
  width: 100%; max-width: 680px;
  display: flex; flex-direction: column; align-items: center; text-align: center;
  background: var(--card-bg);
  border: 1px solid var(--ink-faint);
  border-radius: var(--radius-lg);
  padding: clamp(1.8rem, 5vw, 3rem);
  box-shadow: var(--shadow);
  transition: background .35s ease, box-shadow .35s ease;
}
.card:hover{
  background: linear-gradient(180deg, var(--card-bg) 0%, color-mix(in srgb, var(--accent) 8%, var(--card-bg)) 100%);
}

.avatar{
  width: clamp(120px, 30vw, 144px); height: clamp(120px, 30vw, 144px);
  border-radius: 9999px; object-fit: cover;
  border: 3px solid var(--card-bg);
  box-shadow: var(--shadow-soft), 0 0 0 1px var(--ink-faint);
  margin-bottom: 1.4rem;
}

.card-title{
  font-family: 'Satoshi-Black', sans-serif; font-weight: 900;
  line-height: 1.1; letter-spacing: -0.015em;
  margin: 0 0 .35rem;
  font-size: clamp(1.66rem, 4.62vw, 2.37rem);
}

.card-eyebrow{
  margin: 0 0 1.1rem;
  font-family: 'Satoshi-Medium', sans-serif; font-weight: 500;
  font-size: 1.01rem; letter-spacing: .08em; text-transform: uppercase;
  color: var(--ink-soft);
}

.card-text{
  color: var(--ink-soft);
  max-width: var(--maxw-text);
  margin: 0;
  font-size: 1.16rem;
}

/* ----------------------------- Bottoni ----------------------------- */
.actions{
  display: flex; flex-wrap: wrap; align-items: center; justify-content: center;
  gap: .8rem; margin-top: clamp(2.6rem, 6vw, 3.2rem);   /* più distacco dal testo */
}
.btn{
  display: inline-flex; align-items: center; gap: .55rem;
  padding: .8rem 1.5rem; border-radius: 9999px;
  text-decoration: none; cursor: pointer;
  font-family: 'Satoshi-Bold', sans-serif; font-weight: 700;
  transition: transform .2s ease, box-shadow .2s ease, background-color .25s ease, color .25s ease, border-color .25s ease;
}
.btn:hover{ transform: translateY(-2px); }
.btn .icon{ width: 20px; height: 20px; fill: currentColor; display: block; }

/* Primario (LinkedIn): pieno accento */
.btn--primary{
  background: var(--accent); color: #fff; border: 1px solid var(--accent);
  box-shadow: 0 10px 24px -12px var(--accent);
}
/* Secondari (CV, Email): contorno tenue */
.btn--ghost{
  background: var(--card-bg); color: var(--ink-soft);
  border: 1px solid var(--ink-faint);
  box-shadow: var(--shadow-soft);
}
.btn--ghost:hover{ color: var(--ink); border-color: var(--ink-soft); }

/* ----------------------------- Footer del sito (copyright + link legali) ----------------------------- */
.site-footer{
  display: flex; flex-direction: column; align-items: center; text-align: center;
  gap: .5rem;
  padding: 1.5rem clamp(1.1rem, 5vw, 3rem);
  border-top: 1px solid var(--ink-faint);
  color: var(--ink-soft); font-size: .9rem;
}
.footer-copy{ margin: 0; }
.footer-copy a{ color: var(--ink-soft); text-decoration: underline; text-underline-offset: 2px; }
.footer-copy a:hover{ color: var(--ink); }
.footer-links{ display: inline-flex; flex-wrap: wrap; justify-content: center; gap: .4rem 1.2rem; }
.footer-links a{ color: var(--ink-soft); text-decoration: none; }
.footer-links a:hover{ color: var(--ink); text-decoration: underline; }
.footer-sep{ color: var(--ink-faint); }

/* ============================================================
   Pagine documento (privacy, cookie, accessibilità)
   ============================================================ */
.doc-header{
  display: flex; align-items: center; justify-content: space-between; gap: 1rem;
  max-width: 72ch; margin: 0 auto; width: 100%;
  padding: clamp(1rem, 3vw, 1.5rem) clamp(1.1rem, 5vw, 1.5rem);
}
.doc-back{
  display: inline-flex; align-items: center; gap: .4rem;
  color: var(--ink-soft); text-decoration: none;
  font-family: 'Satoshi-Bold', sans-serif; font-weight: 700; letter-spacing: .04em;
}
.doc-back:hover{ color: var(--ink); }

.doc{
  flex: 1 1 auto;
  max-width: 72ch; width: 100%; margin: 0 auto;
  padding: clamp(1rem, 3vw, 2rem) clamp(1.1rem, 5vw, 1.5rem) clamp(3rem, 8vw, 5rem);
}
.doc h1{
  font-family: 'Satoshi-Black', sans-serif; font-weight: 900; letter-spacing: -0.015em;
  font-size: clamp(2rem, 6vw, 3rem); line-height: 1.1; margin: .2rem 0 .4rem;
}
.doc h2{
  font-family: 'Satoshi-Bold', sans-serif; font-weight: 700; letter-spacing: -0.01em;
  font-size: clamp(1.2rem, 3.2vw, 1.5rem); line-height: 1.2; margin: 2rem 0 .5rem;
}
.doc p, .doc li{ color: var(--ink); }
.doc strong{ font-family: 'Satoshi-Bold', sans-serif; font-weight: 700; }
.doc a{ color: var(--ink); text-decoration: underline; text-underline-offset: 2px; }
.doc a:hover{ color: var(--ink-soft); }
.doc ul{ padding-left: 1.2rem; display: grid; gap: .5rem; margin: .6rem 0; }
.doc code{
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .92em;
  background: color-mix(in srgb, var(--ink) 8%, transparent);
  padding: .1em .35em; border-radius: 6px;
}
.doc-updated{ color: var(--ink-soft); font-size: .9rem; margin: 0 0 1.5rem; }
.doc-note{
  border: 1px solid var(--ink-faint); border-radius: var(--radius);
  background: var(--card-bg); padding: 1rem 1.2rem; margin: 1.5rem 0;
  color: var(--ink); font-size: .95rem;
}

/* ----------------------------- Reduced motion ----------------------------- */
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  body, .theme-toggle, .btn, .card, .skip-link{ transition: none !important; }
  .btn:hover{ transform: none; }
}

/* ----------------------------- Mobile ----------------------------- */
@media (max-width: 640px){
  .theme-toggle{ width: 44px; height: 44px; }
  .theme-toggle .icon{ width: 18px; height: 18px; }
  .card-text{ font-size: 1.08rem; }
  .actions .btn{ width: 100%; justify-content: center; }
  /* su mobile il fondo pagina prende il colore della card... */
  body{ background: var(--card-bg); }
  /* ...e la card "sparisce": niente sfondo, bordo, ombra o padding */
  .card{ background: transparent; border: none; box-shadow: none; padding: 0; }
  .card:hover{ background: transparent; }
  /* lo spazio esterno sopra/sotto torna a quello base della .stage */
}