:root {
  --bg: #07090d;
  --bg-soft: #0d1016;
  --panel: rgba(17, 21, 29, 0.84);
  --panel-solid: #11151d;
  --text: #f3f5f8;
  --muted: #a8afbc;
  --line: rgba(255, 255, 255, 0.13);
  --accent: #b9dfff;
  --accent-strong: #e2f2ff;
  --header-height: 76px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  background: var(--bg);
}

body {
  margin: 0;
  min-width: 320px;
  color: var(--text);
  background:
    radial-gradient(circle at 82% 10%, rgba(123, 174, 213, 0.10), transparent 28rem),
    var(--bg);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
}

body.menu-open {
  overflow: hidden;
}

a {
  color: inherit;
}

button,
input,
select,
textarea {
  font: inherit;
}

.site-header {
  position: fixed;
  z-index: 50;
  top: 0;
  left: 0;
  width: 100%;
  min-height: var(--header-height);
  padding: 0 5vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border-bottom: 1px solid transparent;
  transition: background 200ms ease, border-color 200ms ease, backdrop-filter 200ms ease;
}

.site-header.scrolled {
  background: rgba(7, 9, 13, 0.84);
  border-color: var(--line);
  backdrop-filter: blur(18px);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  text-decoration: none;
  letter-spacing: 0.17em;
}

.brand-mark {
  width: 42px;
  height: 42px;
  display: inline-grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.35);
  clip-path: polygon(50% 0, 100% 24%, 100% 76%, 50% 100%, 0 76%, 0 24%);
  font-family: Georgia, serif;
  font-size: 1rem;
  letter-spacing: -0.08em;
  text-transform: lowercase;
}

.brand-name {
  font-size: 0.78rem;
  font-weight: 600;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 2.4vw, 2.2rem);
}

.main-nav a,
.language-toggle {
  padding: 0.4rem 0;
  border: 0;
  color: rgba(255, 255, 255, 0.78);
  background: transparent;
  text-decoration: none;
  font-size: 0.84rem;
  cursor: pointer;
  transition: color 180ms ease;
}

.main-nav a:hover,
.main-nav a:focus-visible,
.language-toggle:hover,
.language-toggle:focus-visible {
  color: white;
}

.language-toggle {
  min-width: 42px;
  padding-inline: 0.7rem;
  border: 1px solid var(--line);
  border-radius: 999px;
}

.menu-toggle {
  display: none;
  width: 44px;
  height: 44px;
  padding: 10px;
  border: 0;
  background: transparent;
  cursor: pointer;
}

.menu-toggle span {
  display: block;
  height: 1px;
  margin: 6px 0;
  background: white;
}

.hero {
  position: relative;
  min-height: 100svh;
  overflow: hidden;
  display: grid;
  align-items: center;
  padding: calc(var(--header-height) + 5rem) 7vw 5rem;
  background:
    url("assets/informatique-dlb-hero.png") center 42% / cover no-repeat;
}

.hero-shade {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(90deg, rgba(4, 6, 10, 0.94) 0%, rgba(4, 6, 10, 0.72) 38%, rgba(4, 6, 10, 0.16) 68%, rgba(4, 6, 10, 0.28) 100%),
    linear-gradient(0deg, rgba(7, 9, 13, 0.95) 0%, transparent 34%);
}

.hero-content {
  position: relative;
  z-index: 2;
  width: min(680px, 92%);
}

.eyebrow {
  margin: 0 0 1rem;
  color: var(--accent);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.24em;
}

h1,
h2,
h3,
p {
  margin-top: 0;
}

h1 {
  max-width: 780px;
  margin-bottom: 1.3rem;
  font-size: clamp(3.4rem, 8vw, 7.8rem);
  line-height: 0.93;
  letter-spacing: -0.065em;
  font-weight: 500;
}

.hero-copy {
  max-width: 580px;
  margin-bottom: 2rem;
  color: #d8dce3;
  font-size: clamp(1.08rem, 1.8vw, 1.38rem);
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
}

.button {
  min-height: 50px;
  padding: 0.88rem 1.25rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 1px solid transparent;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 650;
  cursor: pointer;
  transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
}

.button:hover {
  transform: translateY(-2px);
}

.button-primary {
  color: #071018;
  background: var(--accent-strong);
}

.button-primary:hover {
  background: white;
}

.button-secondary {
  border-color: rgba(255, 255, 255, 0.4);
  color: white;
  background: rgba(5, 8, 13, 0.2);
  backdrop-filter: blur(8px);
}

.button-secondary:hover {
  border-color: white;
  background: rgba(255, 255, 255, 0.08);
}

.scroll-cue {
  position: absolute;
  z-index: 2;
  bottom: 1.6rem;
  left: 50%;
  width: 28px;
  height: 44px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 999px;
  transform: translateX(-50%);
}

.scroll-cue span {
  position: absolute;
  top: 9px;
  left: 50%;
  width: 4px;
  height: 8px;
  border-radius: 99px;
  background: white;
  transform: translateX(-50%);
  animation: scroll-dot 1.8s infinite;
}

@keyframes scroll-dot {
  0% { opacity: 0; transform: translate(-50%, 0); }
  30% { opacity: 1; }
  100% { opacity: 0; transform: translate(-50%, 15px); }
}

.section {
  padding: clamp(5.2rem, 9vw, 8.5rem) 7vw;
}

.section-heading {
  max-width: 760px;
  margin-bottom: 3rem;
}

.section-heading.compact {
  max-width: 620px;
}

.section-heading h2,
.split-copy h2,
.contact-copy h2 {
  margin-bottom: 1rem;
  font-size: clamp(2.2rem, 4.6vw, 4.5rem);
  line-height: 1.02;
  letter-spacing: -0.045em;
  font-weight: 500;
}

.section-heading > p:last-child,
.split-copy > p,
.contact-copy > p {
  color: var(--muted);
  font-size: 1.06rem;
}

.services {
  background:
    linear-gradient(rgba(7, 9, 13, 0.95), rgba(7, 9, 13, 0.95)),
    radial-gradient(circle at top right, rgba(185, 223, 255, 0.08), transparent 34rem);
}

.service-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.service-card {
  position: relative;
  min-height: 310px;
  overflow: hidden;
  padding: 1.5rem;
  display: flex;
  align-items: flex-end;
  background:
    linear-gradient(180deg, rgba(16, 21, 29, 0.3), rgba(6, 8, 12, 0.98)),
    radial-gradient(circle at 75% 20%, rgba(160, 210, 246, 0.22), transparent 28%),
    var(--panel-solid);
  outline: none;
}

.service-card::before {
  content: "";
  position: absolute;
  inset: 0;
  opacity: 0.22;
  transition: transform 420ms ease, opacity 420ms ease;
  background:
    repeating-linear-gradient(90deg, transparent 0 23px, rgba(255,255,255,0.05) 24px),
    repeating-linear-gradient(0deg, transparent 0 23px, rgba(255,255,255,0.04) 24px);
}

.service-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 25%, rgba(5, 7, 11, 0.94) 88%);
}

.service-card:hover::before,
.service-card:focus-visible::before {
  transform: scale(1.08) rotate(1deg);
  opacity: 0.55;
}

.service-card-content {
  position: relative;
  z-index: 2;
  transform: translateY(3.4rem);
  transition: transform 300ms ease;
}

.service-card:hover .service-card-content,
.service-card:focus-visible .service-card-content {
  transform: translateY(0);
}

.service-number {
  color: var(--accent);
  font-size: 0.76rem;
  letter-spacing: 0.16em;
}

.service-card h3 {
  margin: 0.45rem 0 0.7rem;
  font-size: 1.35rem;
  font-weight: 600;
}

.service-card p {
  margin-bottom: 0;
  color: #bdc4ce;
  opacity: 0;
  transform: translateY(0.5rem);
  transition: opacity 280ms ease, transform 280ms ease;
}

.service-card:hover p,
.service-card:focus-visible p {
  opacity: 1;
  transform: translateY(0);
}

.value-section {
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
  background: var(--bg-soft);
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
}

.value-grid article {
  min-height: 250px;
  padding: 1.5rem;
  border-left: 1px solid var(--line);
}

.value-grid article:first-child {
  border-left: 0;
}

.value-grid span {
  color: var(--accent);
  font-size: 0.75rem;
}

.value-grid h3 {
  margin-top: 2.6rem;
  font-size: 1.2rem;
}

.value-grid p {
  color: var(--muted);
}

.split-section {
  display: grid;
  grid-template-columns: minmax(280px, 0.9fr) minmax(360px, 1.1fr);
  gap: clamp(3rem, 8vw, 8rem);
  align-items: center;
}

.split-visual {
  min-height: 480px;
  display: grid;
  place-items: center;
}

.orbital-mark {
  position: relative;
  width: min(420px, 76vw);
  aspect-ratio: 1;
  display: grid;
  place-items: center;
}

.orbital-ring {
  position: absolute;
  inset: 8%;
  border: 1px solid rgba(185, 223, 255, 0.38);
  border-radius: 50%;
}

.ring-one {
  transform: rotate(23deg) scaleX(0.72);
}

.ring-two {
  transform: rotate(-35deg) scaleY(0.72);
}

.orbital-mark::before,
.orbital-mark::after {
  content: "";
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 18px var(--accent);
}

.orbital-mark::before {
  top: 8%;
  left: 49%;
}

.orbital-mark::after {
  bottom: 18%;
  right: 12%;
}

.orbital-core {
  width: 38%;
  aspect-ratio: 1;
  display: grid;
  place-items: center;
  clip-path: polygon(50% 0, 100% 24%, 100% 76%, 50% 100%, 0 76%, 0 24%);
  color: #091019;
  background: linear-gradient(145deg, white, #9acdf0);
  font-family: Georgia, serif;
  font-size: clamp(2.2rem, 6vw, 4.8rem);
  letter-spacing: -0.1em;
  text-transform: lowercase;
}

.highlight-copy {
  margin-top: 2rem;
  padding-left: 1.1rem;
  border-left: 2px solid var(--accent);
  color: white !important;
}

.areas-section {
  background:
    linear-gradient(135deg, rgba(185, 223, 255, 0.05), transparent 40%),
    var(--bg-soft);
}

.area-options {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.area-options > div {
  padding: 2rem;
  border-left: 1px solid var(--line);
}

.area-options > div:first-child {
  border-left: 0;
}

.area-options h3 {
  margin-bottom: 0.7rem;
}

.area-options p {
  margin-bottom: 0;
  color: var(--muted);
}

.remote-access {
  margin-top: 2.25rem;
  padding: clamp(1.5rem, 4vw, 2.5rem);
  display: grid;
  grid-template-columns: minmax(260px, 0.85fr) minmax(420px, 1.15fr);
  gap: clamp(2rem, 6vw, 5rem);
  align-items: center;
  border: 1px solid var(--line);
  background:
    linear-gradient(120deg, rgba(185, 223, 255, 0.08), transparent 45%),
    rgba(11, 14, 20, 0.84);
}

.remote-access h3 {
  margin: 0.35rem 0 0.8rem;
  font-size: clamp(1.65rem, 3vw, 2.55rem);
  line-height: 1.05;
  letter-spacing: -0.035em;
  font-weight: 550;
}

.remote-access-copy > p:last-child {
  margin-bottom: 0;
  color: var(--muted);
}

.remote-download-buttons {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.8rem;
}

.platform-download {
  min-height: 92px;
  padding: 1rem;
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 0.85rem;
  align-items: center;
  border: 1px solid rgba(185, 223, 255, 0.24);
  border-radius: 4px;
  color: white;
  background: rgba(7, 10, 15, 0.72);
  text-decoration: none;
  transition: transform 180ms ease, border-color 180ms ease, background 180ms ease;
}

.platform-download:hover,
.platform-download:focus-visible {
  transform: translateY(-2px);
  border-color: var(--accent);
  background: rgba(185, 223, 255, 0.08);
  outline: none;
}

.platform-badge {
  width: 46px;
  height: 46px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(185, 223, 255, 0.45);
  border-radius: 3px;
  color: var(--accent);
  font-size: 0.66rem;
  font-weight: 750;
  letter-spacing: 0.08em;
}

.platform-download small,
.platform-download strong {
  display: block;
}

.platform-download small {
  margin-bottom: 0.25rem;
  color: var(--muted);
  font-size: 0.7rem;
  font-weight: 500;
}

.platform-download strong {
  font-size: 0.95rem;
  line-height: 1.2;
}

.external-arrow {
  color: var(--accent);
  font-size: 1.15rem;
}

.remote-safety {
  margin: 1rem 0 0;
  padding-left: 0.9rem;
  border-left: 2px solid var(--accent);
  color: #bdc4ce;
  font-size: 0.82rem;
  line-height: 1.55;
}

.contact-section {
  display: grid;
  grid-template-columns: minmax(280px, 0.85fr) minmax(400px, 1.15fr);
  gap: clamp(3rem, 8vw, 7rem);
  background:
    radial-gradient(circle at 12% 15%, rgba(185, 223, 255, 0.10), transparent 25rem),
    var(--bg);
}

.contact-details {
  margin-top: 2.5rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
}

.contact-details a {
  color: var(--accent);
  text-decoration: none;
  font-size: 1.05rem;
}

.contact-details p {
  margin: 0.5rem 0 0;
  color: var(--muted);
}

.contact-form {
  padding: clamp(1.4rem, 4vw, 2.5rem);
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 1rem;
  border: 1px solid var(--line);
  background: rgba(15, 19, 26, 0.72);
  backdrop-filter: blur(12px);
}

.contact-form label {
  display: grid;
  gap: 0.45rem;
  color: #d8dce3;
  font-size: 0.9rem;
}

.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  border: 1px solid var(--line);
  border-radius: 3px;
  padding: 0.88rem 0.95rem;
  color: white;
  background: #0b0e14;
  outline: none;
}

.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  border-color: var(--accent);
}

.contact-form textarea {
  resize: vertical;
}

.full-width {
  grid-column: 1 / -1;
}

.site-footer {
  padding: 2rem 7vw;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  border-top: 1px solid var(--line);
  color: var(--muted);
  background: #05070a;
  font-size: 0.88rem;
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: 0.7rem;
  color: white;
  letter-spacing: 0.15em;
  font-size: 0.72rem;
}

.footer-brand .brand-mark {
  width: 34px;
  height: 34px;
}

.site-footer p {
  margin: 0;
}

.site-footer a {
  color: var(--accent);
  text-decoration: none;
}

@media (max-width: 980px) {
  .service-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .value-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .value-grid article:nth-child(3) {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .value-grid article:nth-child(4) {
    border-top: 1px solid var(--line);
  }

  .split-section,
  .contact-section,
  .remote-access {
    grid-template-columns: 1fr;
  }

  .split-visual {
    min-height: 360px;
  }
}

@media (max-width: 760px) {
  :root {
    --header-height: 68px;
  }

  .site-header {
    padding-inline: 1rem;
  }

  .brand-name {
    display: none;
  }

  .menu-toggle {
    display: block;
  }

  .main-nav {
    position: fixed;
    inset: var(--header-height) 0 auto 0;
    padding: 2rem 1.2rem 2.5rem;
    display: grid;
    gap: 0.4rem;
    border-bottom: 1px solid var(--line);
    background: rgba(7, 9, 13, 0.97);
    backdrop-filter: blur(16px);
    transform: translateY(-130%);
    transition: transform 220ms ease;
  }

  .main-nav.open {
    transform: translateY(0);
  }

  .main-nav a,
  .language-toggle {
    width: 100%;
    padding: 0.9rem;
    text-align: left;
    font-size: 1rem;
  }

  .language-toggle {
    margin-top: 0.4rem;
    text-align: center;
  }

  .hero {
    min-height: 92svh;
    padding-inline: 1.2rem;
    background-position: 61% center;
  }

  .hero-shade {
    background:
      linear-gradient(90deg, rgba(4, 6, 10, 0.92), rgba(4, 6, 10, 0.45)),
      linear-gradient(0deg, rgba(7, 9, 13, 0.98), transparent 44%);
  }

  h1 {
    font-size: clamp(3.1rem, 16vw, 5.6rem);
  }

  .section {
    padding: 5rem 1.2rem;
  }

  .service-grid,
  .value-grid,
  .area-options,
  .contact-form,
  .remote-download-buttons {
    grid-template-columns: 1fr;
  }

  .service-card {
    min-height: 260px;
  }

  .service-card-content {
    transform: translateY(0);
  }

  .service-card p {
    opacity: 1;
    transform: none;
  }

  .value-grid article {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .value-grid article:first-child {
    border-top: 0;
  }

  .area-options > div {
    border-left: 0;
    border-top: 1px solid var(--line);
  }

  .area-options > div:first-child {
    border-top: 0;
  }

  .contact-form label,
  .full-width {
    grid-column: 1;
  }

  .site-footer {
    padding-inline: 1.2rem;
    flex-direction: column;
    align-items: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

/* Service category accents */
.service-mac {
  background:
    linear-gradient(180deg, rgba(16, 21, 29, 0.3), rgba(6, 8, 12, 0.98)),
    radial-gradient(circle at 74% 20%, rgba(220, 229, 238, 0.22), transparent 28%),
    var(--panel-solid);
}

.service-workspace {
  background:
    linear-gradient(180deg, rgba(16, 21, 29, 0.3), rgba(6, 8, 12, 0.98)),
    radial-gradient(circle at 74% 20%, rgba(120, 197, 255, 0.22), transparent 28%),
    var(--panel-solid);
}

.service-ai {
  background:
    linear-gradient(180deg, rgba(16, 21, 29, 0.3), rgba(6, 8, 12, 0.98)),
    radial-gradient(circle at 74% 20%, rgba(180, 140, 255, 0.25), transparent 29%),
    var(--panel-solid);
}

.service-cloud {
  background:
    linear-gradient(180deg, rgba(16, 21, 29, 0.3), rgba(6, 8, 12, 0.98)),
    radial-gradient(circle at 74% 20%, rgba(255, 183, 102, 0.22), transparent 28%),
    var(--panel-solid);
}