:root {
  --bg: #080808;
  --panel: #101010;
  --panel-2: #141414;
  --line: rgba(255, 255, 255, 0.14);
  --line-bright: rgba(255, 255, 255, 0.38);
  --text: #f2f2f2;
  --muted: #9a9a9a;
  --dim: #5c5c5c;
  --max: 1140px;
  --nav: 70px;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
  font-family: "DM Sans", system-ui, sans-serif;
  font-size: 15px;
  line-height: 1.65;
  color: var(--text);
  background: var(--bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }

:focus-visible {
  outline: 1px solid var(--line-bright);
  outline-offset: 3px;
}

/* —— toile de lignes —— */
.artboard {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.artboard svg {
  width: 100%;
  height: 100%;
}

.artboard line,
.artboard path {
  stroke: var(--line);
  stroke-width: 1;
  fill: none;
}

.artboard .losange {
  fill: rgba(255, 255, 255, 0.025);
  stroke-width: 1;
}

.artboard .losange--outer {
  stroke: rgba(255, 255, 255, 0.3);
}

.artboard .losange--inner {
  fill: rgba(255, 255, 255, 0.045);
  stroke: rgba(255, 255, 255, 0.2);
}

.artboard .pulse {
  stroke: var(--line-bright);
  stroke-dasharray: 6 10;
  animation: dash 14s linear infinite;
}

@keyframes dash {
  to { stroke-dashoffset: -200; }
}

.site { position: relative; z-index: 1; }

.wrap {
  width: min(100% - 2.4rem, var(--max));
  margin-inline: auto;
}

/* —— nav —— */
.top {
  position: fixed;
  inset: 0 0 auto;
  z-index: 40;
  height: var(--nav);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s, background 0.2s;
}

.top.is-solid {
  background: rgba(8, 8, 8, 0.9);
  backdrop-filter: blur(10px);
  border-bottom-color: var(--line);
}

.top__row {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.mark {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-family: "Fredoka One", cursive;
  font-size: 1.15rem;
}

.mark__gem {
  width: 14px;
  height: 14px;
  border: 1px solid var(--line-bright);
  transform: rotate(45deg);
}

.links {
  display: flex;
  gap: 1.75rem;
}

.links a {
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--muted);
  transition: color 0.15s;
}

.links a:hover { color: var(--text); }

.cta {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.6rem 1rem;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--line-bright);
  color: var(--text);
  transition: background 0.15s, color 0.15s;
}

.cta:hover {
  background: var(--text);
  color: var(--bg);
}

.cta--ghost {
  border-color: var(--line);
  color: var(--muted);
}

.cta--ghost:hover {
  border-color: var(--line-bright);
  background: transparent;
  color: var(--text);
}

.top__end {
  display: flex;
  align-items: center;
  gap: 0.6rem;
}

.burger {
  display: none;
  width: 40px;
  height: 40px;
  border: 1px solid var(--line);
  transform: rotate(45deg);
}

.burger span {
  display: block;
  width: 14px;
  height: 1px;
  background: var(--text);
  margin: 3px auto;
  transform: rotate(-45deg);
}

.burger[aria-expanded="true"] span:nth-child(1) { transform: rotate(-45deg) translateY(5px); }
.burger[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
.burger[aria-expanded="true"] span:nth-child(3) { transform: rotate(-45deg) translateY(-5px); }

.drop-bg {
  display: none;
  position: fixed;
  inset: 0;
  z-index: 35;
  background: rgba(0, 0, 0, 0.65);
}

.drop-bg.is-open { display: block; }

.drop {
  display: none;
  position: fixed;
  top: calc(var(--nav) + 0.6rem);
  left: 1rem;
  right: 1rem;
  z-index: 38;
  padding: 0.75rem;
  background: var(--panel);
  border: 1px solid var(--line);
  flex-direction: column;
  gap: 0.2rem;
}

.drop.is-open { display: flex; }

.drop a {
  padding: 0.75rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.drop a:hover { color: var(--text); }

/* —— hero —— */
main { padding-top: var(--nav); }

.intro {
  padding: 6rem 0 5rem;
  position: relative;
}

.intro__content {
  max-width: 40rem;
}

.intro h1 {
  font-size: clamp(2.4rem, 5.5vw, 3.8rem);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.03em;
  max-width: 14ch;
  margin-bottom: 1.2rem;
}

.intro__lead {
  color: var(--muted);
  max-width: 32rem;
  margin-bottom: 1.8rem;
  font-size: 1.02rem;
  line-height: 1.65;
}

.intro__actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.7rem;
}

/* —— sections —— */
.block {
  padding: 4.5rem 0;
  border-top: 1px solid var(--line);
}

.block__top {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.tag {
  font-size: 0.68rem;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 0.6rem;
}

.block h2 {
  font-size: clamp(1.5rem, 2.8vw, 2.1rem);
  font-weight: 600;
  letter-spacing: -0.02em;
}

.block__note {
  color: var(--muted);
  max-width: 26rem;
  font-size: 0.92rem;
}

/* —— cartes —— */
.gem-grid {
  display: grid;
  gap: 1.25rem;
}

.gem-grid--2 { grid-template-columns: repeat(2, 1fr); }
.gem-grid--3 { grid-template-columns: repeat(3, 1fr); }

.gem-grid--split {
  grid-template-columns: 1.2fr 1fr;
  align-items: stretch;
}

.gem-grid--compact {
  gap: 0.85rem;
}

.gem--compact {
  min-height: auto;
}

.gem--compact .gem__body {
  padding: 1rem 1.1rem;
}

.gem--compact .gem__body h3 {
  font-size: 0.85rem;
  margin-bottom: 0.3rem;
}

.gem--compact .gem__body p {
  font-size: 0.78rem;
  line-height: 1.5;
}

.gem--compact:hover .gem__body {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.28);
}

.gem--compact .gem__name {
  font-size: 1.05rem;
  margin-bottom: 0.15rem;
}

.gem--compact .gem__url {
  font-size: 0.68rem;
  margin-bottom: 0.45rem;
}

.gem--compact .gem__go {
  margin-top: 0.65rem;
  font-size: 0.64rem;
}

.gem {
  position: relative;
  display: block;
  min-height: 160px;
}

.gem__body {
  height: 100%;
  padding: 1.5rem 1.4rem;
  background: var(--panel);
  border: 1px solid var(--line);
  border-radius: 6px;
  transition: border-color 0.2s, background 0.2s, transform 0.2s, box-shadow 0.2s;
}

.gem:hover .gem__body {
  background: var(--panel-2);
  border-color: var(--line-bright);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.35);
}

.gem__body h3 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 0.45rem;
}

.gem__body p {
  font-size: 0.86rem;
  color: var(--muted);
  line-height: 1.6;
}

.gem--wide .gem__body {
  padding: 2rem 1.6rem;
  min-height: 100%;
}

.gem--wide h3 { font-size: 1.05rem; }

a.gem { display: block; }

.gem__go {
  display: inline-block;
  margin-top: 1rem;
  font-size: 0.68rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--text);
  border-bottom: 1px solid var(--line);
  padding-bottom: 2px;
  transition: border-color 0.15s;
}

a.gem:hover .gem__go { border-color: var(--line-bright); }

.gem__name {
  font-family: "Fredoka One", cursive;
  font-size: 1.25rem;
  font-weight: 400;
  margin-bottom: 0.2rem;
}

.gem__url {
  font-size: 0.72rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 0.7rem;
}

.stack { display: flex; flex-direction: column; gap: 1.25rem; }

/* méthode */
.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  position: relative;
}

.steps::before {
  content: "";
  position: absolute;
  top: 5px;
  left: 12%;
  right: 12%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--line), var(--line-bright), var(--line), transparent);
}

.steps__item {
  text-align: center;
  padding: 0 0.5rem;
}

.steps__gem {
  display: block;
  width: 10px;
  height: 10px;
  margin: 0 auto 1rem;
  border: 1px solid var(--line-bright);
  transform: rotate(45deg);
  background: var(--bg);
}

.steps__item h3 {
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 0.35rem;
}

.steps__item p {
  font-size: 0.8rem;
  color: var(--muted);
  line-height: 1.55;
}

/* contact */
.reach {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
  padding: 2rem 2.2rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: linear-gradient(135deg, var(--panel) 0%, rgba(255, 255, 255, 0.02) 100%);
  position: relative;
  overflow: hidden;
}

.reach::before {
  content: "";
  position: absolute;
  top: 50%;
  right: 2.5rem;
  width: 48px;
  height: 48px;
  border: 1px solid var(--line-bright);
  transform: translateY(-50%) rotate(45deg);
  opacity: 0.35;
  pointer-events: none;
}

.reach__main {
  flex: 1;
  max-width: 32rem;
  position: relative;
}

.reach h2 {
  margin-bottom: 0.5rem;
}

.reach__main > p {
  color: var(--muted);
  font-size: 0.92rem;
  line-height: 1.6;
}

.reach__cta {
  flex-shrink: 0;
  position: relative;
}

/* tribute */
.tribute {
  max-width: 500px;
  margin-inline: auto;
  text-align: center;
  padding: 2rem;
  border: 1px solid var(--line);
  border-radius: 6px;
  background: var(--panel);
}

.tribute h2 {
  font-family: "Fredoka One", cursive;
  font-size: 1.6rem;
  font-weight: 400;
  margin-bottom: 0.3rem;
  position: relative;
}

.tribute .sub {
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--dim);
  margin-bottom: 0.9rem;
  position: relative;
}

.tribute p {
  color: var(--muted);
  font-size: 0.9rem;
  margin-bottom: 1rem;
  position: relative;
}

.tribute .pill {
  display: inline-block;
  font-size: 0.72rem;
  padding: 0.35rem 0.8rem;
  border: 1px solid var(--line);
  position: relative;
}

.foot {
  padding: 2.5rem 0 3rem;
  border-top: 1px solid var(--line);
  font-size: 0.78rem;
  color: var(--dim);
}

.foot__row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.foot__link {
  color: var(--muted);
  font-size: 0.75rem;
  letter-spacing: 0.04em;
  transition: color 0.15s;
}

.foot__link:hover { color: var(--text); }

.reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.55s, transform 0.55s;
}

.reveal.is-visible { opacity: 1; transform: none; }

@media (max-width: 960px) {
  .gem-grid--split,
  .gem-grid--2,
  .gem-grid--3,
  .steps {
    grid-template-columns: 1fr;
  }

  .reach {
    flex-direction: column;
    align-items: flex-start;
    gap: 1.4rem;
  }

  .reach::before {
    top: auto;
    bottom: 1.2rem;
    right: 1.5rem;
    transform: rotate(45deg);
  }

  .steps::before { display: none; }
}

@media (max-width: 768px) {
  .links, .cta--desktop { display: none; }
  .burger { display: grid; place-items: center; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, .artboard .pulse { animation: none; opacity: 1; transform: none; transition: none; }
}