:root {
  --helium-red: #c62828;
  --helium-red-deep: #991f1f;
  --helium-red-soft: #e25b5b;
  --helium-red-pale: #f8d9d9;
  --black-main: #030406;
  --black-soft: #030406;
  --white: #ffffff;
  --white-soft: #faf8f6;
  --anthracite: #2e2e2e;
  --anthracite-soft: #3a3a3a;
  --gray-light: #e5e5e5;
  --gray-mid: #b7b7b7;
  --text-900: #111317;
  --text-700: #2e2e2e;
  --line: #e5e5e5;
  --shadow-soft: 0 16px 40px rgba(11, 11, 11, 0.08);
  --shadow-card: 0 22px 60px rgba(11, 11, 11, 0.14);
  --radius-lg: 28px;
  --radius-md: 18px;
  --content-max: 1180px;
  --hero-max: 1040px;
  --red-glass-light: rgba(198, 40, 40, 0.08);
  --red-glass-mid: rgba(198, 40, 40, 0.12);
  --red-glass-strong: rgba(198, 40, 40, 0.18);
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  padding: 0;
  width: 100%;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  overflow-x: clip;
}

body {
  background:
    radial-gradient(circle at top left, rgba(198, 40, 40, 0.12), transparent 28%),
    radial-gradient(circle at bottom right, rgba(198, 40, 40, 0.06), transparent 24%),
    linear-gradient(180deg, #ffffff 0%, #f7f5f3 100%);
  color: var(--text-900);
  font-family: "Inter", "Helvetica Neue", Arial, sans-serif;
  font-weight: 400;
  line-height: 1.55;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-synthesis: none;
}

h2,
h3,
h4,
h5,
.brand,
.menu a {
  font-weight: 600;
}

a {
  color: inherit;
  text-decoration: none;
}

.skip-link {
  position: fixed;
  top: 0.5rem;
  left: 0.5rem;
  z-index: 999;
  padding: 0.55rem 0.8rem;
  border-radius: 10px;
  background: var(--black-main);
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.25);
  transform: translateY(-140%);
  transition: transform 0.2s ease;
}

.skip-link:focus-visible {
  transform: translateY(0);
}

.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

:focus-visible {
  outline: 3px solid rgba(198, 40, 40, 0.55);
  outline-offset: 2px;
}

::selection {
  background: var(--helium-red);
  color: var(--white);
}

img {
  max-width: 100%;
  display: block;
}

svg {
  max-width: 100%;
  height: auto;
}

.topbar {
  position: fixed;
  inset: 0 0 auto;
  z-index: 20;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem clamp(1rem, 3vw, 2rem);
  backdrop-filter: blur(10px);
  background: rgba(255, 255, 255, 0.82);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 8px 30px rgba(11, 11, 11, 0.04);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-size: 0.9rem;
  letter-spacing: 0.28em;
  font-weight: 700;
  color: var(--helium-red);
}

.brand-logo {
  width: 62px;
  height: 62px;
  object-fit: contain;
  filter: drop-shadow(0 4px 7px rgba(0, 0, 0, 0.15));
}

.menu {
  display: flex;
  gap: 1.4rem;
  font-size: 0.85rem;
  text-transform: uppercase;
  align-items: center;
}

.menu a {
  position: relative;
  color: var(--black-soft);
}

.menu a:hover {
  color: var(--helium-red);
}

.menu a:focus-visible {
  color: var(--helium-red);
}

.menu a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 100%;
  height: 2px;
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.2s ease;
  background: var(--helium-red);
}

.menu a:hover::after {
  transform: scaleX(1);
}

.menu-btn {
  display: none;
  border: 1px solid var(--line);
  background: var(--white);
  color: var(--black-main);
  width: 38px;
  height: 38px;
  border-radius: 10px;
  font-size: 1.1rem;
  box-shadow: 0 8px 18px rgba(11, 11, 11, 0.08);
}

.hero {
  background: var(--black-main);
  min-height: 92vh;
  display: grid;
  align-items: center;
  padding: 7.6rem 1.25rem 4.2rem;
  position: relative;
  overflow: hidden;
}

.hero::before,
.hero::after {
  content: "";
  position: absolute;
  border-radius: 999px;
  pointer-events: none;
}

.hero::before {
  width: 760px;
  height: 760px;
  background: radial-gradient(circle, rgba(198, 40, 40, 0.2) 0%, transparent 70%);
  top: -260px;
  right: -220px;
  filter: blur(6px);
}

.hero::after {
  width: 640px;
  height: 640px;
  background: radial-gradient(circle, rgba(229, 229, 229, 0.08) 0%, transparent 68%);
  bottom: -260px;
  left: -180px;
  filter: blur(8px);
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 84% 42%, rgba(255, 255, 255, 0.05), transparent 26%),
    linear-gradient(104deg, rgba(3, 4, 6, 0.98) 0%, rgba(3, 4, 6, 0.88) 56%, rgba(3, 4, 6, 0.98) 100%);
}

.hero-shell {
  position: relative;
  z-index: 1;
  width: min(1380px, 100% - 0.8rem);
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(300px, 470px);
  align-items: center;
  gap: clamp(1.2rem, 3vw, 2.8rem);
}

.hero-copy {
  color: var(--white);
  max-width: 700px;
}

.hero h1 {
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.02em;
  font-size: clamp(3.1rem, 9vw, 7.4rem);
  line-height: 0.9;
  letter-spacing: -0.03em;
  font-weight: 800;
  max-width: 8ch;
  text-wrap: balance;
}
.hero-accent {
  color: #e12f2f;
}

.hero-line-lock {
  white-space: nowrap;
  color: #e12f2f;
  font-size: 0.78em;
  line-height: 1;
}

.hero-lead {
  max-width: 28ch;
  margin-top: 1.5rem;
  font-size: clamp(1.08rem, 2vw, 2.28rem);
  line-height: 1.28;
  color: rgba(255, 255, 255, 0.92);
  text-wrap: pretty;
}

.cta-row {
  margin-top: 1.85rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.65rem;
}

.hero .btn {
  border-radius: 0;
  min-height: 52px;
  padding: 0.92rem 1.5rem;
  border-width: 1px;
  font-size: 0.82rem;
  letter-spacing: 0.05em;
}

.hero .btn-solid {
  background: #d92c2c;
}

.hero .btn-outline {
  border-color: rgba(255, 255, 255, 0.78);
  background: transparent;
}

.hero-visual {
  position: relative;
  width: clamp(300px, 35vw, 470px);
  aspect-ratio: 1 / 1;
  justify-self: end;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.1) 0%, rgba(3, 4, 6, 0) 70%);
}

.hero-network {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 14px 26px rgba(0, 0, 0, 0.38));
}

.network-ring {
  fill: none;
  stroke: rgba(255, 255, 255, 0.16);
  stroke-width: 1.2;
}

.network-ring-main {
  stroke: rgba(217, 44, 44, 0.65);
  stroke-dasharray: 8 8;
}

.network-link {
  fill: none;
  stroke: rgba(255, 255, 255, 0.34);
  stroke-width: 1.6;
}

.network-link-soft {
  stroke: rgba(255, 255, 255, 0.22);
}

.network-target {
  fill: none;
  stroke: rgba(217, 44, 44, 0.82);
  stroke-width: 2;
}

.network-node {
  fill: rgba(255, 255, 255, 0.86);
}

.network-node-red {
  fill: #d92c2c;
}

.btn {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  border-radius: 999px;
  padding: 0.8rem 1.2rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: 0.74rem;
  font-weight: 700;
  border: 1px solid transparent;
  min-height: 48px;
  transition: transform 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, box-shadow 0.2s ease;
}

.btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 14px 30px rgba(0, 0, 0, 0.18);
}

.btn:focus-visible {
  transform: none;
}

.btn-solid {
  background: linear-gradient(135deg, var(--helium-red) 0%, var(--helium-red-deep) 100%);
  color: var(--white);
}

.btn-outline {
  border-color: rgba(255, 255, 255, 0.45);
  color: var(--white);
  background: rgba(255, 255, 255, 0.04);
}

.btn-outline:hover {
  border-color: var(--white);
  background: rgba(255, 255, 255, 0.1);
}

.block {
  width: min(var(--content-max), 100% - 2.4rem);
  margin: 0 auto;
  padding: clamp(2.35rem, 5.2vw, 3.85rem) 0;
}

.block h2 {
  font-size: clamp(1.65rem, 4.2vw, 2.5rem);
  margin: 0 0 0.75rem;
  color: var(--black-main);
  letter-spacing: -0.03em;
  line-height: 1.05;
}

.block h2::after {
  content: "";
  display: block;
  width: 72px;
  height: 4px;
  margin-top: 0.7rem;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--helium-red), rgba(198, 40, 40, 0.18));
}

.alt-bg h2::after {
  background: linear-gradient(90deg, var(--helium-red), rgba(255, 255, 255, 0.35));
}

.block > p,
.block li,
.block .quote {
  font-size: clamp(0.98rem, 1.3vw, 1.03rem);
}

main p {
  margin: 0 0 0.7rem;
  line-height: 1.62;
  text-wrap: pretty;
  color: rgba(11, 11, 11, 0.9);
}

main p:last-child {
  margin-bottom: 0;
}

.alt-bg p,
.sector-card p,
.contact-card p,
.hero-copy > p {
  color: rgba(255, 255, 255, 0.86);
}

.about-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: 1.1rem;
  align-items: start;
}

.about-grid > div:first-child {
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.96), rgba(250, 248, 246, 0.92)),
    linear-gradient(135deg, var(--red-glass-light), transparent 55%);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: clamp(1.25rem, 3vw, 2rem);
  box-shadow: var(--shadow-soft);
  position: relative;
  overflow: hidden;
}

.about-grid > div:first-child::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 5px;
  background: linear-gradient(90deg, var(--helium-red), var(--helium-red-soft), transparent);
}

.about-grid > div:first-child p:first-child {
  font-size: clamp(1.05rem, 1.9vw, 1.18rem);
}

.about-grid > div:first-child p {
  color: #171717;
  line-height: 1.65;
  letter-spacing: 0.005em;
}

.stats {
  display: grid;
  grid-template-columns: repeat(2, minmax(120px, 1fr));
  gap: 0.8rem;
}

.stats article {
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
  background:
    radial-gradient(circle at top right, rgba(198, 40, 40, 0.2), transparent 38%),
    linear-gradient(155deg, #3d3d3d 0%, #232323 100%);
  color: var(--white);
  padding: 1.15rem;
  box-shadow: var(--shadow-card);
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.25s ease, box-shadow 0.25s ease;
}

.stats article:hover,
.card:hover,
.step:hover,
.sector-card:hover,
.contact-card:hover {
  transform: translateY(-4px);
  border-color: rgba(198, 40, 40, 0.4);
}

.stats article:hover,
.card:hover,
.step:hover,
.sector-card:hover,
.contact-card:hover {
  background: linear-gradient(180deg, var(--helium-red-soft) 0%, var(--helium-red) 55%, var(--helium-red-deep) 100%);
  box-shadow: 0 26px 60px rgba(198, 40, 40, 0.28);
}

.stats article:hover h3,
.card:hover h3,
.step:hover span,
.sector-card:hover h3,
.contact-card:hover h3 {
  color: var(--white);
}

.stats h3 {
  margin: 0;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #ff4a4a;
}

.stats p {
  margin: 0.3rem 0 0;
  color: rgba(255, 255, 255, 0.94);
  font-weight: 500;
  line-height: 1.4;
}

.alt-bg {
  width: 100%;
  max-width: none;
  padding-inline: max(calc((100% - 1100px) / 2), 1.2rem);
  background:
    radial-gradient(circle at right top, rgba(198, 40, 40, 0.14), transparent 24%),
    linear-gradient(180deg, #222222 0%, var(--anthracite) 100%);
  color: var(--white);
  border-top: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}

.alt-bg h2,
.alt-bg h3,
.alt-bg p,
.alt-bg li {
  color: var(--white);
}

.card-grid,
.why-grid,
.steps,
.sector-grid,
.pill-grid {
  display: grid;
  gap: 0.82rem;
}

.card-grid {
  grid-template-columns: repeat(2, minmax(250px, 1fr));
}

.card {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.06), rgba(198, 40, 40, 0.08));
  color: var(--white);
  border: 1px solid rgba(229, 229, 229, 0.26);
  border-radius: calc(var(--radius-md) + 2px);
  padding: 1.05rem;
  box-shadow: 0 16px 34px rgba(0, 0, 0, 0.22);
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.25s ease, box-shadow 0.25s ease;
}

.expert-icon,
.sector-icon {
  width: 46px;
  height: 46px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  border: 2px solid rgba(198, 40, 40, 0.55);
  background: rgba(198, 40, 40, 0.12);
  color: var(--helium-red-soft);
}

.section-icon-svg {
  width: 24px;
  height: 24px;
}

.card .expert-icon {
  margin-bottom: 0.9rem;
}

.card li::marker,
.check-list li::marker {
  color: var(--helium-red-soft);
}

.card h3,
.step h3,
.sector-card h3,
.contact-card h3 {
  margin-top: 0;
  letter-spacing: -0.02em;
}

.card ul {
  padding-left: 1.1rem;
  margin: 0.75rem 0 0;
}

.vision {
  display: grid;
  gap: 1rem;
  grid-template-columns: repeat(2, minmax(220px, 1fr));
}

.vision > div {
  padding: clamp(1rem, 2.1vw, 1.35rem);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 1), rgba(248, 246, 243, 0.96)),
    linear-gradient(135deg, rgba(198, 40, 40, 0.06), transparent 58%);
  box-shadow: var(--shadow-soft);
}

.check-list {
  margin: 0;
  padding-left: 1.1rem;
}

.subtitle {
  color: var(--gray-light);
  margin-top: -0.2rem;
}

.steps {
  grid-template-columns: repeat(4, minmax(170px, 1fr));
}

.step {
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.045), rgba(198, 40, 40, 0.06));
  color: var(--white);
  border: 1px solid rgba(229, 229, 229, 0.26);
  border-radius: var(--radius-md);
  padding: 1rem;
  min-height: 100%;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.25s ease, box-shadow 0.25s ease;
}

.step span {
  display: inline-block;
  color: var(--helium-red);
  font-size: 1.5rem;
  font-weight: 800;
  letter-spacing: 0.08em;
}

.why-grid {
  grid-template-columns: repeat(3, minmax(220px, 1fr));
}

.why-section {
  position: relative;
  overflow: hidden;
}

.why-section::before {
  content: "";
  position: absolute;
  inset: auto auto 0 -140px;
  width: 360px;
  height: 360px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(198, 40, 40, 0.14) 0%, transparent 68%);
  pointer-events: none;
}

.why-subtitle {
  max-width: 64ch;
  margin-bottom: 1rem;
  color: rgba(11, 11, 11, 0.7);
}

.why-motion {
  position: relative;
}

.why-card {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(198, 40, 40, 0.14);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 0.98), rgba(247, 245, 243, 0.94)),
    linear-gradient(180deg, rgba(198, 40, 40, 0.04), transparent 60%);
  padding: 1rem 1rem 1rem 1rem;
  box-shadow: var(--shadow-soft);
  transform: translateY(0);
  transition: transform 0.28s ease, box-shadow 0.28s ease, border-color 0.28s ease, background 0.28s ease;
  animation: whyRise 0.72s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

.why-card::before {
  content: "";
  position: absolute;
  inset: 0 auto 0 0;
  width: 4px;
  background: linear-gradient(180deg, var(--helium-red-soft), var(--helium-red));
}

.why-card::after {
  content: "";
  position: absolute;
  width: 140px;
  height: 140px;
  right: -60px;
  top: -70px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(198, 40, 40, 0.12) 0%, transparent 62%);
  opacity: 0.7;
  transform: scale(1);
  transition: transform 0.4s ease, opacity 0.4s ease;
  pointer-events: none;
}

.why-card:hover {
  transform: translateY(-8px) scale(1.01);
  border-color: rgba(198, 40, 40, 0.35);
  box-shadow: 0 24px 52px rgba(11, 11, 11, 0.14);
  background:
    linear-gradient(135deg, rgba(255, 255, 255, 1), rgba(250, 248, 246, 0.98)),
    linear-gradient(180deg, rgba(198, 40, 40, 0.08), transparent 56%);
}

.why-card:hover::after {
  transform: scale(1.15);
  opacity: 1;
}

.why-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 42px;
  height: 42px;
  padding: 0 0.55rem;
  margin-bottom: 0.9rem;
  border-radius: 999px;
  background: var(--black-main);
  color: var(--white);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.12em;
  box-shadow: 0 10px 18px rgba(11, 11, 11, 0.16);
}

.why-card h3 {
  margin: 0 0 0.45rem;
  color: var(--black-main);
  font-size: 1.05rem;
}

.why-card p {
  margin: 0;
  color: rgba(11, 11, 11, 0.8);
  line-height: 1.55;
}

.why-card:nth-child(1) {
  transform: translateY(0);
  animation-delay: 0.05s;
}

.why-card:nth-child(2) {
  transform: translateY(12px);
  animation-delay: 0.12s;
}

.why-card:nth-child(3) {
  transform: translateY(4px);
  animation-delay: 0.19s;
}

.why-card:nth-child(4) {
  transform: translateY(10px);
  animation-delay: 0.26s;
}

.why-card:nth-child(5) {
  transform: translateY(2px);
  animation-delay: 0.33s;
}

.why-card:hover:nth-child(2),
.why-card:hover:nth-child(4) {
  transform: translateY(-8px) scale(1.01);
}

@keyframes whyRise {
  from {
    opacity: 0;
    transform: translateY(18px) scale(0.98);
  }

  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

.ambition {
  margin-top: 1.2rem;
  background: linear-gradient(135deg, var(--black-main) 0%, #1b1b1b 100%);
  color: var(--white);
  border-radius: calc(var(--radius-md) + 2px);
  padding: 1rem;
  font-size: 1.02rem;
  border-left: 4px solid var(--helium-red);
  box-shadow: var(--shadow-card);
}

.pill-grid {
  grid-template-columns: repeat(5, minmax(130px, 1fr));
}

.pill {
  border: 1px solid rgba(198, 40, 40, 0.28);
  border-radius: 999px;
  text-align: center;
  padding: 0.68rem 0.85rem;
  font-size: 0.9rem;
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(198, 40, 40, 0.08));
  color: var(--white);
}

.principles-section {
  width: 100%;
  max-width: none;
  padding-inline: max(calc((100% - var(--content-max)) / 2), 1.2rem);
  background: transparent;
}

.principles-section.block {
  padding-top: clamp(0.65rem, 1.3vw, 1rem);
  padding-bottom: clamp(0.7rem, 1.4vw, 1.1rem);
}

.principles-section h2 {
  text-align: center;
  margin-bottom: 0.55rem;
  font-size: clamp(2.1rem, 4.8vw, 3.4rem);
}

.principles-section h2::after {
  margin-inline: auto;
  width: 120px;
  height: 4px;
  background: #c62828;
}

.principles-grid {
  grid-template-columns: repeat(3, minmax(220px, 1fr));
  gap: 0.52rem;
}

.principle-card {
  background: #ffffff;
  color: #0b0b0b;
  border: 1px solid #d8d8d8;
  border-radius: 0;
  min-height: 76px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.7rem;
  font-size: clamp(0.98rem, 1.35vw, 1.45rem);
  font-weight: 700;
  box-shadow: 0 2px 6px rgba(11, 11, 11, 0.08);
  text-align: left;
  padding: 0.6rem 0.8rem;
}

.principle-icon {
  width: 34px;
  height: 34px;
  border: 2px solid #d32f2f;
  border-radius: 999px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  color: #d32f2f;
  background: #fff6f6;
  line-height: 1;
  flex: 0 0 auto;
}

.principle-icon-svg {
  width: 18px;
  height: 18px;
}

.principle-card:hover {
  background: #ffffff;
  color: #0b0b0b;
  box-shadow: 0 10px 20px rgba(11, 11, 11, 0.11);
  border-color: #d32f2f;
}

.principle-card:hover .principle-icon {
  background: #d32f2f;
  color: #ffffff;
}

.sector-grid {
  grid-template-columns: repeat(3, minmax(220px, 1fr));
}

.sector-card {
  border: 1px solid rgba(229, 229, 229, 0.2);
  border-radius: var(--radius-md);
  background: linear-gradient(180deg, #3a3a3a 0%, #2e2e2e 100%);
  color: var(--white);
  padding: 1rem;
  box-shadow: 0 16px 32px rgba(11, 11, 11, 0.16);
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.25s ease, box-shadow 0.25s ease;
}

.sector-card .sector-icon {
  margin-bottom: 0.85rem;
}

.sector-card h3 {
  margin-bottom: 0.6rem;
}

.sector-card p {
  margin: 0;
  color: rgba(255, 255, 255, 0.82);
  font-size: 0.95rem;
  line-height: 1.45;
}

.card:hover .expert-icon,
.sector-card:hover .sector-icon {
  border-color: rgba(255, 255, 255, 0.88);
  background: rgba(255, 255, 255, 0.14);
  color: #ffffff;
}

.quote {
  margin-top: 1.1rem;
  font-style: italic;
  color: rgba(255, 255, 255, 0.95);
  max-width: 72ch;
  padding: 0.95rem 1rem;
  border-left: 4px solid var(--helium-red-soft);
  background: linear-gradient(135deg, rgba(11, 11, 11, 0.92), rgba(11, 11, 11, 0.72));
  border-radius: 0 10px 10px 0;
  box-shadow: 0 12px 24px rgba(11, 11, 11, 0.2);
  letter-spacing: 0.01em;
}

.contact {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 0.95rem;
}

.contact > div:first-child,
.contact-card {
  border-radius: var(--radius-lg);
}

.contact > div:first-child {
  padding: clamp(1rem, 2.2vw, 1.4rem);
  background:
    radial-gradient(circle at top right, rgba(198, 40, 40, 0.14), transparent 26%),
    linear-gradient(180deg, rgba(255, 255, 255, 0.065), rgba(198, 40, 40, 0.05));
  border: 1px solid rgba(229, 229, 229, 0.24);
}

.contact-form {
  display: grid;
  gap: 0.72rem;
}

.contact-feedback {
  margin: 0.1rem 0 0;
  font-size: 0.92rem;
  color: rgba(255, 255, 255, 0.9);
}

.contact-feedback.is-error {
  color: #ffd7d7;
}

.contact-feedback.is-success {
  color: #ffffff;
}

.contact-form button:disabled {
  opacity: 0.72;
  cursor: wait;
  transform: none;
  box-shadow: none;
}

input,
select,
textarea {
  width: 100%;
  border: 1px solid var(--gray-light);
  border-radius: 14px;
  background: var(--white);
  padding: 0.8rem 0.9rem;
  color: var(--black-main);
  font: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease, transform 0.2s ease;
}

input::placeholder,
textarea::placeholder {
  color: #7b7b7b;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: rgba(198, 40, 40, 0.65);
  box-shadow: 0 0 0 4px rgba(198, 40, 40, 0.12);
}

.inline {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.7rem;
}

.contact-card {
  border: 1px solid var(--line);
  background:
    radial-gradient(circle at top right, rgba(198, 40, 40, 0.22), transparent 28%),
    linear-gradient(180deg, #3a3a3a 0%, #2c2c2c 100%);
  color: var(--white);
  padding: 1.1rem;
  box-shadow: var(--shadow-card);
  position: relative;
  overflow: hidden;
  transition: transform 0.2s ease, border-color 0.2s ease, background 0.25s ease, box-shadow 0.25s ease;
}

.contact-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(198, 40, 40, 0.12), transparent 40%);
  pointer-events: none;
}

.contact-card > * {
  position: relative;
  z-index: 1;
}

.contact-card hr {
  border: 0;
  border-top: 1px solid var(--line);
  margin: 1rem 0;
}

footer {
  background: var(--black-main);
  color: var(--white);
  padding: 2.2rem 1.2rem 1.2rem;
}

.footer-grid {
  width: min(var(--content-max), 100%);
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 1rem;
}

.footer-grid p {
  color: rgba(255, 255, 255, 0.76);
}

.footer-logo {
  width: 120px;
  height: auto;
  margin-bottom: 0.5rem;
  padding: 0.55rem 0.65rem;
  background: #ffffff;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.22);
  filter: drop-shadow(0 8px 18px rgba(0, 0, 0, 0.28));
}

footer h4,
footer h5 {
  color: var(--white);
}

footer h4 {
  position: relative;
}

footer h4::after {
  content: "";
  display: block;
  width: 64px;
  height: 3px;
  margin-top: 0.65rem;
  background: var(--helium-red);
  border-radius: 999px;
}

.copy {
  width: min(var(--content-max), 100%);
  margin: 1rem auto 0;
  border-top: 1px solid rgba(255, 255, 255, 0.18);
  padding-top: 0.6rem;
  font-size: 0.84rem;
  color: var(--gray-light);
}

@media (min-width: 1600px) {
  :root {
    --content-max: 1380px;
    --hero-max: 1240px;
  }

  body {
    font-size: 17px;
  }

  .topbar {
    padding-inline: clamp(1.5rem, 4vw, 3rem);
  }

  .hero {
    padding-top: 8.4rem;
    padding-bottom: 4.8rem;
  }

  .hero-shell {
    width: min(1540px, 100% - 1rem);
    grid-template-columns: minmax(560px, 1fr) minmax(360px, 560px);
  }

  .hero h1 {
    font-size: clamp(4.8rem, 5.8vw, 7.2rem);
  }

  .hero-lead {
    font-size: clamp(1.2rem, 1.35vw, 1.45rem);
  }

  .block h2 {
    font-size: clamp(2.4rem, 3vw, 3.2rem);
  }

  .card-grid {
    grid-template-columns: repeat(4, minmax(240px, 1fr));
  }

  .why-grid {
    grid-template-columns: repeat(5, minmax(180px, 1fr));
  }

  .sector-grid {
    grid-template-columns: repeat(3, minmax(260px, 1fr));
  }
}

@media (min-width: 2200px) {
  :root {
    --content-max: 1680px;
    --hero-max: 1440px;
  }

  body {
    font-size: 18px;
  }

  .topbar {
    padding-inline: 3.4rem;
  }

  .menu {
    gap: 1.8rem;
    font-size: 0.92rem;
  }

  .hero {
    padding-top: 9rem;
    padding-bottom: 5.2rem;
  }

  .hero-shell {
    width: min(1760px, 100% - 1rem);
    grid-template-columns: minmax(640px, 1fr) minmax(420px, 640px);
  }

  .hero h1 {
    font-size: clamp(6rem, 5vw, 8.1rem);
  }

  .hero-lead {
    font-size: clamp(1.28rem, 1.4vw, 1.55rem);
  }

  .block {
    padding-block: 5rem;
  }

  .block h2 {
    font-size: 3.35rem;
  }

  .stats,
  .card-grid,
  .steps,
  .sector-grid,
  .pill-grid {
    gap: 1.1rem;
  }

  .card,
  .step,
  .sector-card,
  .contact-card,
  .about-grid > div:first-child,
  .vision > div,
  .contact > div:first-child {
    padding: 1.35rem;
  }

  .footer-grid {
    grid-template-columns: 1.6fr 1fr 1fr;
    gap: 2rem;
  }
}

.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}

.reveal.in-view {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto;
  }

  .reveal,
  .btn,
  .stats article,
  .card,
  .step,
  .sector-card,
  .contact-card {
    transition: none;
  }
}

@media (max-width: 1200px) {
  .hero-shell {
    width: min(100%, 1050px);
    grid-template-columns: minmax(0, 1fr) minmax(260px, 360px);
    gap: 1rem;
  }

  .hero h1 {
    font-size: clamp(2.8rem, 8vw, 5.2rem);
  }

  .hero-lead {
    max-width: 36ch;
    font-size: clamp(1rem, 1.8vw, 1.25rem);
  }

  .steps {
    grid-template-columns: repeat(2, minmax(220px, 1fr));
  }

  .pill-grid {
    grid-template-columns: repeat(3, minmax(160px, 1fr));
  }
}

@media (max-width: 980px) {
  .about-grid,
  .contact,
  .vision {
    grid-template-columns: 1fr;
  }

  .card-grid,
  .why-grid,
  .sector-grid {
    grid-template-columns: 1fr;
  }

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

  .hero {
    min-height: auto;
    padding: 7.2rem 1rem 3.5rem;
  }

  .hero-shell {
    width: min(100%, 920px);
    grid-template-columns: 1fr;
    gap: 1.3rem;
  }

  .hero-copy {
    max-width: none;
  }

  .hero-visual {
    justify-self: center;
    width: min(74vw, 390px);
  }

  .hero::before,
  .hero::after {
    opacity: 0.55;
    filter: blur(5px);
  }

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

  .menu-btn {
    display: inline-grid;
    place-items: center;
  }

  .menu {
    position: absolute;
    top: 62px;
    right: 1rem;
    left: 1rem;
    flex-direction: column;
    gap: 0.6rem;
    max-height: calc(100vh - 84px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background:
      linear-gradient(180deg, rgba(255, 255, 255, 0.95), rgba(255, 255, 255, 0.92)),
      linear-gradient(135deg, rgba(198, 40, 40, 0.14), transparent 55%);
    border: 1px solid var(--line);
    padding: 1rem;
    border-radius: 16px;
    opacity: 0;
    transform: translateY(-8px) scale(0.96);
    pointer-events: none;
    transition: opacity 0.18s ease, transform 0.18s ease;
    box-shadow: var(--shadow-card);
  }

  .menu.open {
    opacity: 1;
    transform: translateY(0) scale(1);
    pointer-events: auto;
  }
}

@media (max-width: 768px) {
  .topbar {
    padding: 0.85rem 1rem;
  }

  .brand {
    letter-spacing: 0.18em;
    font-size: 0.82rem;
  }

  .brand-logo {
    width: 48px;
    height: 48px;
  }

  .hero {
    min-height: auto;
    padding: 6.2rem 0.8rem 2.4rem;
  }

  .hero h1 {
    max-width: none;
    font-size: clamp(2.2rem, 13vw, 4rem);
  }

  .hero-lead {
    margin-top: 1rem;
    max-width: 34ch;
    font-size: 0.98rem;
  }

  .hero .btn {
    min-height: 44px;
    padding: 0.7rem 0.95rem;
    font-size: 0.72rem;
  }

  .hero-visual {
    width: min(86vw, 300px);
  }

  .hero-network {
    filter: drop-shadow(0 10px 18px rgba(0, 0, 0, 0.3));
  }

  .why-section::before {
    width: 220px;
    height: 220px;
    left: -80px;
    bottom: -90px;
  }

  .why-subtitle {
    margin-bottom: 0.8rem;
    font-size: 0.98rem;
  }

  .why-grid {
    gap: 0.7rem;
  }

  .why-card {
    padding: 0.9rem;
  }

  .why-index {
    min-width: 38px;
    height: 38px;
    margin-bottom: 0.7rem;
  }

  .why-card h3 {
    font-size: 1rem;
  }

  .why-card p {
    font-size: 0.95rem;
  }

  .block {
    width: min(100% - 1.2rem, 1100px);
  }

  .about-grid > div:first-child,
  .vision > div,
  .contact > div:first-child,
  .contact-card {
    padding: 0.95rem;
  }

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

  .why-card,
  .why-card:nth-child(2),
  .why-card:nth-child(3),
  .why-card:nth-child(4),
  .why-card:nth-child(5) {
    transform: none;
    animation: none;
  }

  .why-section::before {
    opacity: 0.45;
  }

  .steps,
  .pill-grid,
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .principle-card {
    min-height: 72px;
    font-size: 0.95rem;
    justify-content: flex-start;
    padding-inline: 0.7rem;
  }

  .principles-section h2::after {
    width: 86px;
  }
}

@media (max-width: 640px) {
  .hero {
    padding: 5.8rem 0.75rem 2.1rem;
  }

  .inline,
  .steps {
    grid-template-columns: 1fr;
  }

  .stats,
  .pill-grid {
    grid-template-columns: 1fr;
  }

  .cta-row {
    flex-direction: column;
  }

  .btn {
    width: 100%;
  }

  .hero-visual {
    display: none;
  }

  .hero-copy {
    max-width: 100%;
  }

  .hero h1 {
    gap: 0;
    line-height: 0.94;
  }

  .hero-lead {
    max-width: 100%;
    line-height: 1.42;
  }

  .why-section {
    padding-top: 2.1rem;
    padding-bottom: 2.2rem;
  }

  .why-subtitle {
    margin-bottom: 0.7rem;
    font-size: 0.94rem;
  }

  .why-grid {
    gap: 0.55rem;
  }

  .why-card {
    padding: 0.82rem;
    border-radius: 16px;
  }

  .why-card h3 {
    margin-bottom: 0.35rem;
    font-size: 0.98rem;
  }

  .why-card p {
    font-size: 0.9rem;
    line-height: 1.45;
  }

  .why-index {
    min-width: 34px;
    height: 34px;
    margin-bottom: 0.55rem;
    font-size: 0.7rem;
  }

  .why-section::before {
    width: 170px;
    height: 170px;
    left: -90px;
    bottom: -95px;
  }

  .why-motion {
    gap: 0.55rem;
  }

  .why-card,
  .why-card:nth-child(2),
  .why-card:nth-child(3),
  .why-card:nth-child(4),
  .why-card:nth-child(5) {
    transform: none;
    animation: none;
  }

  .quote {
    padding: 0.8rem 0.85rem;
  }

  .block h2 {
    margin-bottom: 0.55rem;
  }
}

@media (max-width: 420px) {
  .menu {
    top: 58px;
    right: 0.65rem;
    left: 0.65rem;
    padding: 0.85rem;
  }

  .hero h1 {
    font-size: clamp(1.9rem, 13vw, 2.7rem);
  }

  .topbar {
    padding-inline: 0.65rem;
  }

  .brand-logo {
    width: 42px;
    height: 42px;
  }

  .block h2 {
    font-size: 1.55rem;
  }

  .why-subtitle {
    font-size: 0.9rem;
  }

  .why-card {
    padding: 0.75rem;
  }

  .why-card h3 {
    font-size: 0.93rem;
  }

  .why-card p {
    font-size: 0.88rem;
  }

  .why-index {
    min-width: 30px;
    height: 30px;
    font-size: 0.66rem;
  }
}

@media (max-width: 360px) {
  .topbar {
    padding: 0.7rem 0.55rem;
  }

  .brand-logo {
    width: 36px;
    height: 36px;
  }

  .menu-btn {
    width: 34px;
    height: 34px;
    font-size: 1rem;
  }

  .hero {
    padding: 5.4rem 0.6rem 1.8rem;
  }

  .hero h1 {
    font-size: clamp(1.7rem, 14vw, 2.4rem);
  }

  .hero-lead {
    font-size: 0.9rem;
  }

  .hero .btn {
    font-size: 0.68rem;
    min-height: 42px;
    padding: 0.68rem 0.85rem;
  }

  .block {
    width: min(100% - 0.75rem, 1100px);
    padding: 2rem 0;
  }

  .block h2 {
    font-size: 1.4rem;
  }

  .why-section {
    padding-top: 1.8rem;
    padding-bottom: 1.9rem;
  }

  .why-card {
    padding: 0.68rem;
  }

  .why-card h3 {
    font-size: 0.9rem;
  }

  .why-card p {
    font-size: 0.84rem;
  }

  .why-index {
    min-width: 28px;
    height: 28px;
    font-size: 0.62rem;
  }

  .principle-card {
    min-height: 66px;
    font-size: 0.9rem;
    gap: 0.55rem;
  }
}

.hero-accent {
    color: #e12f2f;
}

/* Force "le Changement." sur une seule ligne */
.hero-line-mobile {
    white-space: nowrap;
    display: inline-block;
}

/* Responsive mobile */
@media (max-width: 768px) {

    .hero h1 {
        font-size: clamp(2.3rem, 11vw, 4rem);
        line-height: 0.95;
    }

    .hero-line-mobile {
        font-size: 0.9em;
    }
}

@media (max-width: 420px) {

    .hero h1 {
        font-size: clamp(2rem, 10vw, 2.8rem);
    }

    .hero-line-mobile {
        font-size: 0.85em;
    }
}