/* Rorqual Systems — couleurs relevées sur le bandeau LinkedIn (10/10/2026) :
   ciel glacé, bleu acier, bleu nuit du logo, océan profond. Une seule famille
   (Archivo, axe de largeur). */
:root {
  --navy: #0F2238;      /* mot « Rorqual » du logo */
  --ink-soft: #3E5568;
  --steel: #2E5B86;     /* ciel en haut à droite */
  --steel-deep: #1E4366;
  --sky: #B2C8D8;       /* ciel en haut à gauche */
  --ice: #EEF3F7;       /* horizon glacé */
  --ocean: #0E3049;     /* la mer */
  --abyss: #062C46;     /* la vague de données */
  --glint: #9FD0EE;     /* les points lumineux */
  --white: #FFFFFF;
  --wide: "wdth" 118;
  --narrow: "wdth" 100;
  --max: 1120px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }

body {
  margin: 0;
  background: var(--white);
  color: var(--navy);
  font-family: "Archivo", "Helvetica Neue", Arial, sans-serif;
  font-variation-settings: var(--narrow);
  font-size: 1.0625rem;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: var(--steel); }
a:focus-visible, button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 3px solid var(--steel);
  outline-offset: 3px;
}

header.site, main > section {
  max-width: var(--max);
  margin: 0 auto;
  padding-left: 32px;
  padding-right: 32px;
}

/* En-tête */
header.site {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 26px;
  padding-bottom: 26px;
}
.brand {
  color: var(--navy);
  text-decoration: none;
  font-weight: 760;
  font-size: 1.2rem;
  font-variation-settings: var(--wide);
  letter-spacing: -0.01em;
}
.brand span { font-weight: 400; color: var(--ink-soft); margin-left: 0.3em; }
.nav-link { color: var(--navy); text-decoration: none; font-weight: 600; }
.nav-link:hover { color: var(--steel); }

/* Accueil : l'en-tête flotte sur le bandeau ; le logo du bandeau suffit,
   le nom de l'en-tête ne réapparaît que sur téléphone. */
.site-over { position: absolute; top: 0; left: 0; right: 0; z-index: 2; }
.site-over .brand { visibility: hidden; }
.site-over .nav-link {
  color: var(--white);
  background: rgba(6, 44, 70, 0.55);
  padding: 8px 16px;
  border-radius: 4px;
}
.site-over .nav-link:hover { background: var(--abyss); color: var(--white); }

/* Le bandeau : l'élément fort de la page */
.banner { position: relative; background: var(--ice); }
.banner img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 640px;
  object-fit: cover;
  object-position: center 40%;
}

/* Présentation */
.hero {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
  gap: 56px;
  align-items: start;
  padding-top: 80px;
  padding-bottom: 96px;
}
.hero h1 {
  margin: 0;
  font-size: clamp(2.3rem, 4.6vw, 3.8rem);
  line-height: 1.04;
  font-weight: 780;
  font-variation-settings: var(--wide);
  letter-spacing: -0.025em;
}
.lede { margin: 6px 0 32px; max-width: 52ch; font-size: 1.18rem; color: var(--ink-soft); }

.button {
  display: inline-block;
  padding: 14px 26px;
  border: 0;
  border-radius: 4px;
  background: var(--steel);
  color: var(--white);
  font: inherit;
  font-weight: 640;
  text-decoration: none;
  cursor: pointer;
}
.button:hover { background: var(--steel-deep); }
.button:disabled { opacity: 0.6; cursor: progress; }

h2 {
  margin: 0 0 32px;
  font-size: 1.9rem;
  line-height: 1.15;
  font-weight: 740;
  font-variation-settings: var(--wide);
  letter-spacing: -0.015em;
}
h3 { margin: 0 0 10px; font-size: 1.15rem; font-weight: 700; }

/* Ce que nous construisons : sur le ciel glacé du bandeau */
.band {
  max-width: none !important;
  background: linear-gradient(180deg, var(--ice) 0%, #DCE6EF 100%);
  padding-top: 88px !important;
  padding-bottom: 88px !important;
}
.band > h2, .band > .cols { max-width: calc(var(--max) - 64px); margin-left: auto; margin-right: auto; }
.cols { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 48px; }
.cols p { margin: 0; color: var(--ink-soft); max-width: 36ch; }

/* Principes : une liste, pas une séquence */
.principles { padding-top: 96px; padding-bottom: 96px; }
.principles ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 28px 64px;
}
.principles li { padding-top: 18px; border-top: 2px solid var(--navy); color: var(--ink-soft); max-width: 44ch; }
.principles strong { display: block; color: var(--navy); font-size: 1.15rem; margin-bottom: 6px; }

/* Contact : l'océan du bas du bandeau */
.contact {
  max-width: none !important;
  background: linear-gradient(180deg, var(--ocean) 0%, var(--abyss) 100%);
  color: var(--white);
  padding-top: 96px !important;
  padding-bottom: 104px !important;
}
.contact-inner {
  max-width: calc(var(--max) - 64px);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: 64px;
}
.contact h2 { color: var(--white); }
.contact-intro p { color: #C9D8E4; max-width: 38ch; margin: 0; }
.contact a { color: var(--glint); }
.form { display: grid; gap: 18px; }
.form label { display: grid; gap: 6px; font-weight: 600; font-size: 0.95rem; color: var(--white); }
.optional { font-weight: 400; color: #C9D8E4; }
.form input, .form textarea {
  font: inherit;
  font-weight: 400;
  padding: 12px 14px;
  border: 1px solid rgba(178, 200, 216, 0.5);
  border-radius: 4px;
  background: rgba(255, 255, 255, 0.96);
  color: var(--navy);
}
.form textarea { resize: vertical; min-height: 140px; }
.form .button { justify-self: start; background: var(--white); color: var(--navy); }
.form .button:hover { background: var(--ice); }
.contact a:focus-visible, .contact button:focus-visible, .contact input:focus-visible, .contact textarea:focus-visible {
  outline-color: var(--glint);
}
.trap { position: absolute; left: -10000px; width: 1px; height: 1px; overflow: hidden; }
.form-status { margin: 0; min-height: 1.6em; font-weight: 600; }
.form-status.is-ok { color: #9FE3C2; }
.form-status.is-error { color: #FFB4B4; }

/* Pied de page */
footer.site {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  padding: 28px max(32px, calc((100% - var(--max)) / 2 + 32px)) 40px;
  background: var(--abyss);
  color: #A9BDCC;
  font-size: 0.92rem;
}
footer.site p { margin: 0; }
footer.site a { color: #D5E3EE; }
.footer-links { display: flex; gap: 24px; }

/* Pages légales */
.legal { max-width: 720px !important; padding-top: 32px; padding-bottom: 96px; }
.legal h1 { font-size: 2.2rem; font-variation-settings: var(--wide); margin: 0 0 32px; }
.legal h2 { font-size: 1.25rem; margin: 36px 0 10px; }
.legal p { color: var(--ink-soft); max-width: 68ch; }
.legal .updated { margin-top: 40px; font-size: 0.92rem; }
.legal dl { display: grid; grid-template-columns: 180px 1fr; gap: 10px 24px; margin: 0 0 32px; }
.legal dt { font-weight: 600; }
.legal dd { margin: 0; color: var(--ink-soft); }

@media (max-width: 860px) {
  header.site, main > section { padding-left: 20px; padding-right: 20px; }
  footer.site { padding-left: 20px; padding-right: 20px; flex-direction: column; }
  .site-over { position: static; background: var(--white); }
  .site-over .brand { visibility: visible; }
  .site-over .nav-link { color: var(--navy); background: none; padding: 0; }
  .banner img { height: 240px; object-position: 18% 40%; }
  .hero { grid-template-columns: 1fr; gap: 20px; padding-top: 40px; padding-bottom: 64px; }
  .cols { grid-template-columns: 1fr; gap: 32px; }
  .band { padding-top: 64px !important; padding-bottom: 64px !important; }
  .band > h2, .band > .cols { max-width: none; }
  .principles { padding-top: 64px; padding-bottom: 64px; }
  .principles ul { grid-template-columns: 1fr; }
  .contact { padding-top: 64px !important; padding-bottom: 72px !important; }
  .contact-inner { grid-template-columns: 1fr; gap: 28px; }
  .legal dl { grid-template-columns: 1fr; gap: 2px; }
  .legal dd { margin-bottom: 12px; }
}