/* ============================================================
   AiterEgo × AXON — neo-brutalist ledger
   ============================================================ */

:root {
  --bg: #E6E6E6;
  --black: #000000;
  --neon-green: #29FF39;
  --neon-orange: #FF5A1F;
  --neon-yellow: #EBFF00;
  --neon-blue: #2E86FF;
  --border: 0.5px solid var(--black);
  --mono: 'JetBrains Mono', monospace;
  --sans: 'Inter', sans-serif;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  cursor: crosshair;
}

html { scroll-behavior: smooth; }

body {
  background-color: var(--bg);
  /* ledger / graph-paper grid: fine 32px cells + heavier 128px majors */
  background-image:
    linear-gradient(to right, rgba(0, 0, 0, 0.055) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 0, 0, 0.055) 1px, transparent 1px),
    linear-gradient(to right, rgba(0, 0, 0, 0.032) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 0, 0, 0.032) 1px, transparent 1px);
  background-size: 128px 128px, 128px 128px, 32px 32px, 32px 32px;
  color: var(--black);
  font-family: var(--sans);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

::selection { background: var(--neon-yellow); color: var(--black); }

a { color: var(--black); }
a, button, input, select, label { cursor: crosshair; }

:focus-visible {
  outline: 2px solid var(--neon-blue);
  outline-offset: 2px;
}

canvas#grain {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 9999;
  opacity: 0.08;
}

.container {
  max-width: 1400px;
  margin: 0 auto;
  padding: 40px;
}

/* ============ HEADER ============ */
.site-head {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 32px;
  margin-bottom: 90px;
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
}

.logo {
  font-family: var(--sans);
  font-weight: 900;
  font-size: 24px;
  line-height: 1;
  letter-spacing: -1px;
}

.files { display: flex; flex-direction: column; }
.files a {
  text-decoration: none;
  line-height: 1.5;
  width: fit-content;
}
.files a:hover { background: var(--neon-yellow); }

.head-meta { line-height: 1.5; text-align: left; }

.head-actions {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}

.lang { display: flex; gap: 6px; align-items: center; }
.lang button {
  font-family: var(--mono);
  font-size: 11px;
  background: none;
  border: none;
  text-transform: uppercase;
  padding: 1px 3px;
}
.lang button.active { background: var(--black); color: #fff; }
.lang button:not(.active):hover { background: var(--neon-yellow); }

.btn-head {
  font-family: var(--mono);
  font-size: 10px;
  background: var(--black);
  color: #fff;
  text-decoration: none;
  padding: 6px 12px;
  text-transform: uppercase;
  transition: background 0.1s, color 0.1s;
}
.btn-head:hover { background: var(--neon-yellow); color: var(--black); }

/* ============ STRIPS ============ */
.block {
  position: relative;
  padding: 2px 0;
  margin-bottom: -1px;
  width: fit-content;
  mix-blend-mode: multiply;
  transition: transform 0.2s cubic-bezier(0.23, 1, 0.32, 1);
  transform: translate(calc(var(--px, 0px) + var(--hx, 0px)), var(--py, 0px));
}
.block:hover { --hx: 10px; z-index: 100; }

.label-strip {
  display: block;
  padding: 8px 15px;
  border: var(--border);
  font-weight: 900;
  font-size: clamp(34px, 7.6vw, 104px);
  line-height: 0.85;
  letter-spacing: -0.045em;
  white-space: nowrap;
  position: relative;
  text-transform: uppercase;
}

.strip-md { font-size: clamp(24px, 3.6vw, 50px); }

.ledger-lines {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.ledger-lines span {
  width: 100%;
  height: 1px;
  background: rgba(0, 0, 0, 0.1);
}

.bg-green  { background-color: var(--neon-green); }
.bg-orange { background-color: var(--neon-orange); }
.bg-yellow { background-color: var(--neon-yellow); }
.bg-blue   { background-color: var(--neon-blue); }

.indent-1 { margin-left: 40px; }
.indent-2 { margin-left: 80px; }
.offset-up { margin-top: -20px; }
.tuck { margin-top: -10px; }

/* ============ HERO ============ */
.hero {
  display: grid;
  grid-template-columns: 9fr 3fr;
  gap: 40px;
  margin-top: 30px;
  margin-bottom: 140px;
}
.hero > * { min-width: 0; }
.hero-strips { min-width: 0; }

.hero-cta {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 48px;
}

.btn-solid,
.btn-line {
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  text-decoration: none;
  padding: 14px 26px;
  transition: background 0.1s, color 0.1s, transform 0.1s;
}
.btn-solid { background: var(--black); color: #fff; }
.btn-solid:hover { background: var(--neon-yellow); color: var(--black); transform: skew(-5deg); }
.btn-line { border: var(--border); }
.btn-line:hover { background: var(--black); color: #fff; }

.metadata {
  font-family: var(--mono);
  font-size: 11px;
  line-height: 1.45;
  padding-left: 20px;
  border-left: var(--border);
  margin-top: 10px;
  text-transform: uppercase;
}

/* ============ SECTIONS ============ */
.section { margin-bottom: 140px; }

.file-head {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  border-top: var(--border);
  padding-top: 12px;
  margin-bottom: 48px;
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
}
.file-id { font-weight: 700; background: var(--black); color: #fff; padding: 2px 8px; }

.h-big {
  font-size: clamp(30px, 4.4vw, 58px);
  font-weight: 900;
  line-height: 0.95;
  letter-spacing: -0.035em;
  text-transform: uppercase;
  text-wrap: balance;
  max-width: 18ch;
}

.section-intro {
  font-size: clamp(22px, 3vw, 38px);
  font-weight: 900;
  line-height: 1.05;
  letter-spacing: -0.03em;
  text-transform: uppercase;
  max-width: 30ch;
  text-wrap: balance;
  margin-bottom: 56px;
}

mark { padding: 0 0.12em; }
.mk-orange { background: var(--neon-orange); }
.mk-green  { background: var(--neon-green); }
.mk-yellow { background: var(--neon-yellow); }
.mk-blue   { background: var(--neon-blue); }

.lede {
  font-size: 16px;
  line-height: 1.55;
  max-width: 52ch;
}

.split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}
.split .lede { margin-top: 8px; }
.split-lead .lede { margin-top: 28px; }

/* ============ LEDGER ROWS ============ */
.ledger { display: flex; flex-direction: column; }

.row {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 20px;
  align-items: start;
  border-top: var(--border);
  padding: 22px 0;
}
.row:last-child { border-bottom: var(--border); }

.tag {
  font-family: var(--mono);
  font-size: 10px;
  background: var(--black);
  color: #fff;
  padding: 2px 6px;
  vertical-align: middle;
}

.row-body h3 {
  font-size: 15px;
  font-weight: 900;
  text-transform: uppercase;
  margin-bottom: 8px;
}
.row-body p {
  font-size: 13.5px;
  line-height: 1.55;
  max-width: 52ch;
}

.row-meta {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  border: var(--border);
  padding: 3px 8px;
  white-space: nowrap;
}

.steps { margin-top: 64px; }

/* ============ STATS ============ */
.stats {
  background: var(--black);
  color: #fff;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  margin: 0 -40px 140px;
  padding: 56px 40px;
  gap: 32px;
}

.stat { display: flex; flex-direction: column; gap: 14px; }
.stat-n {
  font-weight: 900;
  font-size: clamp(40px, 5vw, 72px);
  line-height: 0.85;
  letter-spacing: -0.04em;
}
.c-green  { color: var(--neon-green); }
.c-orange { color: var(--neon-orange); }
.c-yellow { color: var(--neon-yellow); }
.c-blue   { color: var(--neon-blue); }

.stat-l {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  line-height: 1.5;
  max-width: 24ch;
}

/* ============ OFFRES ============ */
.svc-strips {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  margin-bottom: 72px;
}

.content-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  border-top: var(--border);
  padding-top: 24px;
}

.card { display: flex; flex-direction: column; gap: 18px; }
.card h3 {
  font-size: 14px;
  text-transform: uppercase;
  font-weight: 900;
  border-bottom: var(--border);
  padding-bottom: 6px;
}
.card p {
  font-size: 13px;
  line-height: 1.55;
  max-width: 38ch;
}

.chip-row { display: flex; flex-wrap: wrap; gap: 6px; margin-top: auto; }
.chip {
  font-family: var(--mono);
  font-size: 9px;
  text-transform: uppercase;
  border: var(--border);
  padding: 3px 8px;
}

/* ============ CAS D'USAGE ============ */
.uc-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0;
  border-top: var(--border);
  border-left: var(--border);
}

.uc {
  border-right: var(--border);
  border-bottom: var(--border);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 14px;
  transition: background 0.15s;
}
.uc:hover { background: rgba(0, 0, 0, 0.035); }

.uc-dom {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  width: fit-content;
  background: var(--black);
  color: #fff;
  padding: 2px 8px;
}

.uc h3 {
  font-size: 17px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  max-width: 22ch;
}

.uc p { font-size: 13px; line-height: 1.55; max-width: 48ch; }

.uc-metric {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-top: auto;
  padding-top: 10px;
}
.uc-metric mark {
  font-weight: 900;
  font-size: 30px;
  letter-spacing: -0.03em;
  padding: 0 6px;
}
.uc-metric span {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
}

/* ============ TÉMOIGNAGES ============ */
.quotes { display: flex; flex-direction: column; }

.quote {
  border-top: var(--border);
  padding: 36px 0;
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 40px;
  align-items: baseline;
}
.quote:last-child { border-bottom: var(--border); }

.quote blockquote {
  font-size: clamp(18px, 2.2vw, 26px);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
  max-width: 28em;
}
.quote blockquote::before { content: "« "; }
.quote blockquote::after { content: " »"; }

.quote figcaption {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  line-height: 1.6;
  text-align: right;
}
.quote figcaption b { display: block; background: var(--neon-yellow); width: fit-content; margin-left: auto; padding: 1px 6px; }

/* ============ FONDATEURS ============ */
.founders {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.founder {
  display: grid;
  grid-template-columns: 180px 1fr;
  gap: 24px;
  border: var(--border);
  padding: 24px;
}

.founder-photo {
  aspect-ratio: 4 / 5;
  border: var(--border);
  background:
    repeating-linear-gradient(45deg, transparent 0 9px, rgba(0,0,0,0.12) 9px 10px);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
}
.founder-photo span {
  font-family: var(--mono);
  font-size: 9px;
  text-transform: uppercase;
  background: var(--bg);
  border: var(--border);
  padding: 4px 8px;
  line-height: 1.5;
}

.founder-body h3 {
  font-size: 19px;
  font-weight: 900;
  letter-spacing: -0.02em;
}
.founder-role {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  margin: 6px 0 14px;
  background: var(--neon-green);
  width: fit-content;
  padding: 1px 6px;
}
.founder-body p { font-size: 13px; line-height: 1.55; }
.founder-body em { font-style: normal; opacity: 0.55; }

.founder-links { display: flex; gap: 16px; margin-top: 16px; }
.founder-links a {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  text-decoration: none;
  border-bottom: 1px solid var(--black);
}
.founder-links a:hover { background: var(--neon-yellow); }

/* ============ FAQ ============ */
.faq-list { display: flex; flex-direction: column; }

.faq-item { border-top: var(--border); }
.faq-item:last-child { border-bottom: var(--border); }

.faq-q {
  width: 100%;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 16px;
  align-items: center;
  text-align: left;
  background: none;
  border: none;
  font-family: var(--sans);
  font-size: 15px;
  font-weight: 700;
  padding: 20px 0;
  text-transform: uppercase;
  letter-spacing: -0.01em;
}
.faq-q:hover { background: rgba(0, 0, 0, 0.035); }

.faq-ic {
  font-family: var(--mono);
  font-size: 16px;
  font-weight: 700;
  width: 24px;
  height: 24px;
  border: var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 0.2s cubic-bezier(0.23, 1, 0.32, 1);
}
.faq-item.open .faq-ic { transform: rotate(45deg); background: var(--neon-yellow); }

.faq-a {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0.23, 1, 0.32, 1);
}
.faq-a p {
  font-size: 14px;
  line-height: 1.6;
  max-width: 62ch;
  padding: 0 0 24px 46px;
}

/* ============ CONTACT ============ */
.cta-head { margin-bottom: 72px; }

.cta-kicker {
  display: block;
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  margin-bottom: 24px;
}

.cta-strips { margin-bottom: 36px; }

#contact .lede { max-width: 56ch; }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact-channels { display: flex; flex-direction: column; }
.channel {
  border-top: var(--border);
  padding: 18px 0;
  display: grid;
  grid-template-columns: 110px 1fr;
  gap: 16px;
  font-family: var(--mono);
  font-size: 12px;
  text-transform: uppercase;
  align-items: baseline;
}
.channel:last-child { border-bottom: var(--border); }
.channel-l { font-size: 10px; opacity: 0.65; }
.channel a { text-decoration: none; }
.channel a:hover { background: var(--neon-yellow); }

.contact-form {
  border: var(--border);
  padding: 32px;
  display: flex;
  flex-direction: column;
  gap: 22px;
}
.contact-form h3 {
  font-size: 16px;
  font-weight: 900;
  text-transform: uppercase;
  border-bottom: var(--border);
  padding-bottom: 10px;
}

.field { display: flex; flex-direction: column; gap: 8px; }
.field label {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
}
.field input,
.field select {
  font-family: var(--mono);
  font-size: 13px;
  background: transparent;
  border: none;
  border-bottom: 1px solid var(--black);
  padding: 8px 2px;
  border-radius: 0;
  appearance: none;
  -webkit-appearance: none;
}
.field select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6'%3E%3Cpath d='M0 0l5 6 5-6z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 4px center;
}
.field input::placeholder { color: rgba(0, 0, 0, 0.45); }
.field input:focus,
.field select:focus {
  outline: none;
  border-bottom: 2px solid var(--neon-blue);
}

.btn-large {
  background: var(--black);
  color: #fff;
  border: none;
  padding: 18px 32px;
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  transition: background 0.1s, color 0.1s, transform 0.1s;
  margin-top: 6px;
}
.btn-large:hover { background: var(--neon-yellow); color: var(--black); transform: skew(-5deg); }
.btn-large.sent { background: var(--neon-green); color: var(--black); }

/* ============ FOOTER ============ */
.footer { border-top: var(--border); padding-top: 40px; }

.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 56px;
}

.footer-brand p {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  line-height: 1.6;
  max-width: 30ch;
  margin-top: 14px;
}

.footer-col { display: flex; flex-direction: column; gap: 8px; }
.footer-col h4 {
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
  background: var(--black);
  color: #fff;
  width: fit-content;
  padding: 2px 8px;
  margin-bottom: 6px;
}
.footer-col a {
  font-family: var(--mono);
  font-size: 11px;
  text-transform: uppercase;
  text-decoration: none;
  width: fit-content;
}
.footer-col a:hover { background: var(--neon-yellow); }

.footer-bottom {
  border-top: var(--border);
  padding: 16px 0 8px;
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
  font-family: var(--mono);
  font-size: 10px;
  text-transform: uppercase;
}

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
  .container { padding: 24px 20px; }

  .site-head { flex-wrap: wrap; margin-bottom: 56px; }
  .head-meta { display: none; }
  .head-actions { align-items: flex-start; }

  .hero { grid-template-columns: 1fr; margin-bottom: 90px; }
  .metadata { border-left: var(--border); margin-top: 8px; }

  .indent-1, .indent-2 { margin-left: 0; }

  .split { grid-template-columns: 1fr; gap: 32px; }

  .stats { grid-template-columns: 1fr 1fr; margin: 0 -20px 90px; padding: 40px 20px; }

  .svc-strips { align-items: flex-start; margin-bottom: 48px; }
  .content-grid { grid-template-columns: 1fr; }
  .card p { max-width: 60ch; }

  .uc-grid { grid-template-columns: 1fr; }

  .quote { grid-template-columns: 1fr; gap: 16px; }
  .quote figcaption { text-align: left; }
  .quote figcaption b { margin-left: 0; }

  .founders { grid-template-columns: 1fr; }

  .contact-grid { grid-template-columns: 1fr; }

  .footer-top { grid-template-columns: 1fr 1fr; }

  .section { margin-bottom: 90px; }
}

@media (max-width: 560px) {
  .founder { grid-template-columns: 1fr; }
  .founder-photo { max-width: 220px; }
  .row { grid-template-columns: auto 1fr; }
  .row-meta { grid-column: 2; justify-self: start; }
  .quote blockquote { font-size: 17px; }
  .faq-q { font-size: 13px; }
  .faq-a p { padding-left: 0; }
  .footer-top { grid-template-columns: 1fr; }
}

/* ============ REDUCED MOTION ============ */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; animation: none !important; }
  .block { transform: none !important; }
  .js-anim .reveal { opacity: 1; transform: none; }
}