/* Grafen — page projets */

.nav__link.is-current { opacity: 1; border-bottom: 1px solid var(--accent); padding-bottom: 2px; }

.pj-hero {
  padding: 96px 0 64px;
  border-bottom: 1px solid rgba(var(--fg-rgb), 0.1);
}
.pj-hero .kicker { margin-bottom: 28px; }
.pj-hero__title {
  font-size: clamp(38px, 5.2vw, 72px);
  line-height: 1.02;
  letter-spacing: -0.035em;
  font-weight: 400;
  max-width: 18ch;
  text-wrap: balance;
}
.pj-hero__lead {
  font-size: clamp(18px, 1.5vw, 21px);
  line-height: 1.55;
  opacity: 0.65;
  margin-top: 32px;
  max-width: 62ch;
}
.pj-legend {
  display: flex;
  flex-wrap: wrap;
  gap: 14px 36px;
  margin-top: 40px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.06em;
  opacity: 0.55;
}
.pj-legend__item { display: inline-flex; align-items: center; gap: 12px; }
.pj-legend .pj-lv { width: 72px; margin: 0; }

/* indicateur de niveau : six segments, remplis du niveau de départ au niveau atteint */
.pj-lv {
  --from: 1;
  --to: 4;
  display: block;
  width: 100%;
  height: 6px;
  margin: 22px 0 20px;
  border-radius: 1px;
  background:
    linear-gradient(to right, transparent calc((var(--from) - 1) / 6 * 100%), var(--accent) calc((var(--from) - 1) / 6 * 100%), var(--accent) calc(var(--to) / 6 * 100%), transparent calc(var(--to) / 6 * 100%)),
    repeating-linear-gradient(to right, rgba(var(--fg-rgb), 0.14) 0 calc(100% / 6 - 3px), transparent calc(100% / 6 - 3px) calc(100% / 6));
  position: relative;
}
.pj-lv::before {
  /* marque le niveau de départ d'un trait plus sombre */
  content: '';
  position: absolute;
  top: -4px;
  bottom: -4px;
  left: calc((var(--from) - 1) / 6 * 100%);
  width: 2px;
  background: var(--fg);
  opacity: 0.5;
}
.pj-lv--big { height: 12px; }

.pj-group { padding: 96px 0 24px; }
.pj-group__head { max-width: 760px; margin-bottom: 56px; }
.pj-group__head .kicker { margin-bottom: 24px; }
.pj-group__title {
  font-size: clamp(30px, 3.4vw, 46px);
  font-weight: 300;
  letter-spacing: -0.025em;
  line-height: 1.12;
}
.pj-group__lead {
  font-size: 18px;
  line-height: 1.55;
  opacity: 0.62;
  margin-top: 18px;
  max-width: 56ch;
}
.pj-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 28px;
}
.pj-card {
  border: 1px solid rgba(var(--fg-rgb), 0.14);
  padding: 30px 30px 28px;
  display: flex;
  flex-direction: column;
  background: rgba(255, 255, 255, 0.35);
  transition: border-color 0.25s, transform 0.25s;
}
.pj-card:hover { border-color: rgba(var(--fg-rgb), 0.35); }
.pj-card__sector {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--accent);
  margin-bottom: 14px;
}
.pj-card__title {
  font-size: 22px;
  font-weight: 400;
  letter-spacing: -0.015em;
  line-height: 1.25;
}
.pj-card__problem {
  font-size: 15.5px;
  line-height: 1.55;
  opacity: 0.7;
  font-weight: 300;
}
.pj-card__list {
  list-style: none;
  margin: 18px 0 0;
  padding: 0;
  font-size: 15px;
  line-height: 1.5;
}
.pj-card__list li {
  position: relative;
  padding-left: 18px;
  margin-top: 8px;
}
.pj-card__list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 1px;
  background: var(--accent);
}
.pj-card__impact {
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid rgba(var(--fg-rgb), 0.12);
  font-family: var(--font-mono);
  font-size: 12.5px;
  letter-spacing: 0.04em;
  line-height: 1.5;
}
.pj-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  padding-top: 22px;
}
.tag {
  font-family: var(--font-mono);
  font-size: 10.5px;
  letter-spacing: 0.08em;
  padding: 5px 9px;
  border: 1px solid rgba(var(--fg-rgb), 0.2);
  border-radius: 2px;
  opacity: 0.75;
}
.pj-card--brick {
  border-style: dashed;
  background: transparent;
}
.pj-card--brick .pj-card__problem { margin-top: 14px; }

/* Grafen sur Grafen */
.pj-self {
  margin: 96px calc(-1 * var(--gutter)) 0;
  padding: 110px var(--gutter);
  background: var(--ink);
  color: var(--paper);
}
.pj-self__inner { width: 100%; }
.pj-self .kicker { margin-bottom: 28px; }
.pj-self__title {
  font-size: clamp(34px, 4.4vw, 58px);
  line-height: 1.04;
  letter-spacing: -0.035em;
  font-weight: 400;
  max-width: 16ch;
}
.pj-self__lead {
  font-size: 19px;
  line-height: 1.6;
  opacity: 0.65;
  margin-top: 28px;
  max-width: 60ch;
}
.pj-self__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 0;
  margin-top: 56px;
  border-top: 1px solid rgba(var(--paper-rgb), 0.16);
}
.pj-self__item {
  padding: 26px 26px 30px 0;
  border-bottom: 1px solid rgba(var(--paper-rgb), 0.16);
  border-right: 1px solid rgba(var(--paper-rgb), 0.16);
}
.pj-self__item + .pj-self__item { padding-left: 26px; }
.pj-self__item:last-child { border-right: 0; }
.pj-self__item .label { margin-bottom: 14px; }
.pj-self__item p {
  font-size: 16px;
  line-height: 1.55;
  opacity: 0.75;
  font-weight: 300;
}
.pj-self__pyramid { margin-top: 44px; max-width: 620px; }
.pj-self .pj-lv::before { background: var(--paper); }
.pj-self__caption {
  display: block;
  margin-top: 12px;
  font-family: var(--font-mono);
  font-size: 11.5px;
  letter-spacing: 0.1em;
  opacity: 0.55;
}

.section--final .final__actions { display: flex; align-items: center; flex-wrap: wrap; gap: 26px; }

@media (max-width: 880px) {
  .pj-hero { padding: 56px 0 44px; }
  .pj-group { padding: 64px 0 16px; }
  .pj-group__head { margin-bottom: 32px; }
  .pj-grid { grid-template-columns: 1fr; gap: 18px; }
  .pj-card { padding: 24px 20px 22px; }
  .pj-self { margin-top: 64px; padding: 72px var(--gutter); }
  .pj-self__grid { grid-template-columns: 1fr; }
  .pj-self__item, .pj-self__item + .pj-self__item { padding: 20px 0 22px; border-right: 0; }
}