/* ==========================================================================
   Different Engineering — portfolio.css
   Extends main.css: editorial project rows + experience grid.
   ========================================================================== */

/* page intro ---------------------------------------------------------------- */
.pf-intro { padding: clamp(44px, 6vw, 84px) var(--sect-x) clamp(20px, 3vw, 36px); }
.pf-intro .h-display { font-size: clamp(36px, 6.4vw, 84px); color: var(--foam); max-width: 14ch; }
.pf-intro .lead { max-width: 58ch; margin-top: 18px; }

/* filter note: badges legend */
.pf-legend { display: flex; gap: 10px; flex-wrap: wrap; margin-top: 26px; }
.pf-legend > span {
  display: inline-flex; align-items: center; gap: 9px;
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .14em; text-transform: uppercase;
  padding: 7px 14px; border-radius: 999px; border: 1px solid var(--line-2);
  color: var(--muted);
}
.pf-legend .dot { display: inline-block; width: 8px; height: 8px; border-radius: 50%; flex: 0 0 auto; }
.pf-legend .dot.g { background: #6BFF6A; box-shadow: 0 0 8px rgba(107,255,106,.7); }
.pf-legend .dot.o { background: #FE4E04; box-shadow: 0 0 8px rgba(254,78,4,.7); }

/* project rows ---------------------------------------------------------------- */
.pf-list {
  display: grid; gap: clamp(18px, 3vw, 30px);
  /* allineata al testo dell'intro: stesso bordo sinistro del wrap */
  max-width: calc(var(--wrap) + 2 * var(--sect-x));
  padding: clamp(10px, 2vw, 20px) var(--sect-x) var(--sect-y);
}
.proj-row {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 420px), 1fr));
  gap: 0; overflow: hidden;
  border-radius: 28px;
  background: linear-gradient(160deg, rgba(245,255,247,.06), rgba(245,255,247,.02));
  border: 1px solid rgba(245, 255, 247, .12);
  box-shadow: inset 0 1px 0 rgba(245, 255, 247, .1), 0 30px 70px rgba(0, 0, 0, .35);
  backdrop-filter: blur(20px) saturate(140%);
  -webkit-backdrop-filter: blur(20px) saturate(140%);
}
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
  .proj-row { background: rgba(26, 27, 28, .96); }
}

.proj-media {
  position: relative; min-height: 320px; overflow: hidden;
  background: radial-gradient(120% 120% at 30% 20%, #232425 0%, #121214 70%);
}
.proj-media img {
  position: absolute; inset: 0; width: 100%; height: 100%;
  object-fit: cover;
  transition: transform 1.2s var(--ease-expo), filter var(--normal);
  filter: saturate(.85);
}
.proj-media.contain img { object-fit: contain; padding: 8%; }
.proj-media.light { background: radial-gradient(130% 130% at 35% 30%, #FFFFFF 0%, #FDFDFC 55%, #F2F3EF 100%); }
.proj-media.light .num { color: #3A3E38; background: rgba(255, 255, 255, .7); border-color: rgba(21, 21, 23, .14); }
.proj-row:hover .proj-media img { transform: scale(1.04); filter: saturate(1); }
.proj-media .num {
  position: absolute; top: 18px; left: 20px; z-index: 2;
  font-family: var(--mono); font-size: 11px; letter-spacing: .18em;
  color: rgba(245, 255, 247, .85);
  background: rgba(14, 14, 16, .55);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(245, 255, 247, .18);
  padding: 7px 13px; border-radius: 999px;
}

.proj-body { padding: clamp(24px, 3.6vw, 44px); display: grid; gap: 0; align-content: center; }
.proj-badge {
  justify-self: start;
  font-family: var(--mono); font-size: 10px; letter-spacing: .18em; text-transform: uppercase;
  padding: 6px 12px; border-radius: 999px;
}
.proj-badge.eng { color: #12140F; background: #6BFF6A; }
.proj-badge.show { color: #FFF3EC; background: #BF3A02; }
.proj-body h2 {
  font-size: clamp(24px, 3vw, 34px); font-weight: 700; letter-spacing: -.03em;
  line-height: 1.1; color: var(--foam); margin: 16px 0 0; text-wrap: balance;
}
.proj-body .place { font-family: var(--mono); font-size: 11px; letter-spacing: .1em; color: var(--acc); margin: 10px 0 0; }
.proj-body p.desc { font-size: 15px; line-height: 1.7; color: var(--muted); margin: 14px 0 0; text-wrap: pretty; }
.proj-points { display: grid; gap: 8px; margin: 18px 0 0; font-family: var(--mono); font-size: 12px; line-height: 1.6; color: rgba(245, 255, 247, .68); }
.tech-chips { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 22px; }
.tech-chips span {
  font-family: var(--mono); font-size: 10.5px; letter-spacing: .06em;
  color: rgba(245, 255, 247, .66);
  border: 1px solid rgba(245, 255, 247, .16);
  background: rgba(14, 14, 16, .4);
  padding: 6px 11px; border-radius: 999px;
  transition: border-color var(--fast), color var(--fast);
}
.proj-row:hover .tech-chips span { border-color: rgba(245, 255, 247, .26); }

/* alternate media side on wide screens */
@media (min-width: 900px) {
  .proj-row { grid-template-columns: 1fr 1fr; }
  .proj-row.flip .proj-media { order: 2; }
  .proj-row.flip .proj-body { order: 1; }
}

/* experience ------------------------------------------------------------------- */
.sect-xp { background: var(--ink); padding: 0 var(--sect-x) var(--sect-y); }
.sect-xp .lead { max-width: 60ch; margin: 16px 0 clamp(26px, 4vw, 40px); }
.xp-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(270px, 1fr)); gap: 12px; }
.xp-card {
  border-radius: 18px; overflow: hidden;
  background: linear-gradient(160deg, rgba(245,255,247,.05), rgba(245,255,247,.02));
  border: 1px solid rgba(245, 255, 247, .11);
  box-shadow: inset 0 1px 0 rgba(245, 255, 247, .08);
  transition: transform var(--fast) var(--ease-expo), border-color var(--fast);
}
.xp-card:hover { transform: translateY(-4px); border-color: rgba(245, 255, 247, .22); }
.xp-card .ph { position: relative; height: 170px; overflow: hidden; background: #17181A; }
.xp-card .ph img {
  width: 100%; height: 100%; object-fit: cover;
  filter: saturate(.8);
  transition: transform 1s var(--ease-expo), filter var(--normal);
}
.xp-card:hover .ph img { transform: scale(1.05); filter: saturate(1); }
.xp-card .tx { padding: 18px 20px 22px; }
.xp-card h3 { font-size: 17px; font-weight: 700; letter-spacing: -.015em; color: var(--foam); margin: 0 0 8px; }
.xp-card p { font-size: 13px; line-height: 1.65; color: rgba(245, 255, 247, .56); margin: 0; }
.xp-card .who { display: block; font-family: var(--mono); font-size: 10px; letter-spacing: .14em; text-transform: uppercase; color: #6BFF6A; margin-bottom: 8px; }

/* CTA band ----------------------------------------------------------------------- */
.pf-cta {
  margin: 0 var(--sect-x) var(--sect-y);
}
.pf-cta .inner {
  max-width: var(--wrap); margin: 0 auto;
  border-radius: 28px; padding: clamp(30px, 5vw, 56px);
  text-align: center;
  background: linear-gradient(160deg, rgba(107, 255, 106, .12), rgba(245, 255, 247, .04));
  border: 1px solid rgba(107, 255, 106, .25);
  box-shadow: inset 0 1px 0 rgba(245, 255, 247, .12);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
}
.pf-cta h2 { font-size: clamp(26px, 4vw, 44px); letter-spacing: -.03em; color: var(--foam); margin: 0; text-wrap: balance; }
.pf-cta p { color: var(--muted); max-width: 52ch; margin: 14px auto 26px; line-height: 1.7; }