:root {
  --color-brand: #081a30;
  --color-brand-strong: #0a2240;
  --color-muted: #656565;
  --color-surface: #f4f4f5;
  --color-ink: #111111;
  --text-hero: clamp(42px, 6vw, 80px);
  --text-h1: clamp(36px, 4vw, 60px);
  --text-h2: clamp(28px, 3vw, 44px);
  --text-h3: clamp(20px, 2vw, 28px);
  --text-h4: 20px;
  --text-body: 17px;
  --text-small: 14px;
  --text-caption: 12px;
  --radius-sm: 4px;
  --radius-md: 10px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --shadow-soft: 0 12px 30px rgba(0, 0, 0, 0.08);
  --shadow-elevated: 0 20px 50px rgba(0, 0, 0, 0.16);
  --ease-standard: cubic-bezier(0.2, 0.8, 0.2, 1);
  --dur-fast: 0.2s;
  --dur-mid: 0.4s;
  --dur-slow: 0.65s;
}

html {
  scroll-behavior: smooth;
}

body {
  font-size: var(--text-body);
  line-height: 1.7;
}

h1,
h2,
h3 {
  letter-spacing: -0.01em;
  line-height: 1.15;
}

h1 {
  font-size: var(--text-h1);
}

h2 {
  font-size: var(--text-h2);
}

h3 {
  font-size: var(--text-h3);
}

.layout-container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 40px;
  padding-right: 40px;
}

.content-narrow {
  max-width: 760px;
}

.section-overline {
  display: inline-block;
  font-size: 11px;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  font-weight: 700;
  color: #a9a8a8;
  margin-bottom: 12px;
}

.section-subtitle {
  max-width: 760px;
  font-size: var(--text-body);
  line-height: 1.75;
}

.nav-link {
  position: relative;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-size: var(--text-small);
}

.nav-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0.45rem;
  width: 0;
  height: 1px;
  background: #a9a8a8;
  transition: width var(--dur-mid) var(--ease-standard);
}

.nav-link:hover::after,
.nav-link:focus-visible::after,
.nav-link.is-active::after {
  width: 100%;
}

.btn-consulting {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  letter-spacing: 0.04em;
  font-size: var(--text-small);
  font-weight: 600;
  transition: transform var(--dur-fast) ease, box-shadow var(--dur-mid) var(--ease-standard),
    background-color var(--dur-mid) var(--ease-standard), color var(--dur-mid) var(--ease-standard),
    border-color var(--dur-mid) var(--ease-standard);
}

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

.btn-consulting:focus-visible {
  outline: 2px solid #a9a8a8;
  outline-offset: 2px;
}

.card-image {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  background: linear-gradient(180deg, rgba(8, 26, 48, 0.15), rgba(8, 26, 48, 0.4));
  isolation: isolate;
}

.card-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform 0.7s ease, filter 0.7s ease;
  filter: brightness(0.9) saturate(1.08) contrast(1.02);
}

.card-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(8, 26, 48, 0.84) 0%,
    rgba(8, 26, 48, 0.42) 52%,
    rgba(8, 26, 48, 0.08) 100%
  );
  z-index: 1;
}

.card-image:hover img,
.card-image:focus-within img {
  transform: scale(1.08);
  filter: brightness(1) saturate(1.1) contrast(1.04);
}

.card-image .card-body {
  position: absolute;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 2;
  padding: 28px 24px 24px;
  color: #fff;
  transform: translateY(10px);
  transition: transform var(--dur-mid) var(--ease-standard), background-color var(--dur-mid) var(--ease-standard), backdrop-filter var(--dur-mid) var(--ease-standard);
  background: linear-gradient(to top, rgba(8, 26, 48, 0.5), rgba(8, 26, 48, 0));
  backdrop-filter: blur(2px);
}

.card-image:hover .card-body,
.card-image:focus-within .card-body {
  transform: translateY(0);
}

.card-image .card-tag {
  display: inline-flex;
  align-items: center;
  margin-bottom: 12px;
  padding: 5px 10px;
  border-radius: 999px;
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #fff;
  background: rgba(255, 255, 255, 0.12);
  border: 1px solid rgba(255, 255, 255, 0.14);
}

.card-image .card-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  opacity: 0.9;
  transform: translateX(0);
  transition: opacity 0.35s ease, transform 0.35s ease;
}

.card-image:hover .card-arrow,
.card-image:focus-within .card-arrow {
  opacity: 1;
  transform: translateX(4px);
}

.card-image .card-arrow i {
  transition: transform 0.35s ease;
}

.card-image:hover .card-arrow i,
.card-image:focus-within .card-arrow i {
  transform: translateX(3px);
}

[data-toggle-nav][data-open-nav="true"] #line1 {
  transform: translateY(0.375rem) rotate(40deg);
}

[data-toggle-nav][data-open-nav="true"] #line2 {
  transform: scaleX(0);
  opacity: 0;
}

[data-toggle-nav][data-open-nav="true"] #line3 {
  transform: translateY(-0.375rem) rotate(-40deg);
}

[data-nav-overlay][data-is-visible="true"] {
  visibility: visible;
  display: flex;
}

.reveal,
.fade-up {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity var(--dur-slow) var(--ease-standard), transform var(--dur-slow) var(--ease-standard);
}

.fade-in {
  opacity: 0;
  transition: opacity var(--dur-slow) var(--ease-standard);
}

.slide-left {
  opacity: 0;
  transform: translateX(-32px);
  transition: opacity var(--dur-slow) var(--ease-standard), transform var(--dur-slow) var(--ease-standard);
}

.slide-right {
  opacity: 0;
  transform: translateX(32px);
  transition: opacity var(--dur-slow) var(--ease-standard), transform var(--dur-slow) var(--ease-standard);
}

.reveal.visible,
.reveal.revealed,
.fade-up.visible,
.fade-in.visible,
.slide-left.visible,
.slide-right.visible {
  opacity: 1;
  transform: translate(0, 0);
}

.reveal-stagger > * {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.5s ease, transform 0.5s ease;
}

.reveal-stagger.revealed > *:nth-child(1),
.stagger-children.visible > *:nth-child(1) {
  transition-delay: 0.05s;
  opacity: 1;
  transform: none;
}

.reveal-stagger.revealed > *:nth-child(2),
.stagger-children.visible > *:nth-child(2) {
  transition-delay: 0.15s;
  opacity: 1;
  transform: none;
}

.reveal-stagger.revealed > *:nth-child(3),
.stagger-children.visible > *:nth-child(3) {
  transition-delay: 0.25s;
  opacity: 1;
  transform: none;
}

.reveal-stagger.revealed > *:nth-child(4),
.stagger-children.visible > *:nth-child(4) {
  transition-delay: 0.35s;
  opacity: 1;
  transform: none;
}

.reveal-stagger.revealed > *:nth-child(5),
.stagger-children.visible > *:nth-child(5) {
  transition-delay: 0.45s;
  opacity: 1;
  transform: none;
}

.reveal-stagger.revealed > *:nth-child(6),
.stagger-children.visible > *:nth-child(6) {
  transition-delay: 0.55s;
  opacity: 1;
  transform: none;
}

@keyframes heroFadeUp {
  from {
    opacity: 0;
    transform: translateY(40px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-animate {
  animation: heroFadeUp 0.8s ease-out forwards;
  opacity: 0;
}

.hero-animate-delay-1 {
  animation-delay: 0.2s;
}

.hero-animate-delay-2 {
  animation-delay: 0.35s;
}

.hero-animate-delay-3 {
  animation-delay: 0.5s;
}

.hero-animate-delay-4 {
  animation-delay: 0.65s;
}

@media (hover: none) {
  .card-image .card-body {
    transform: translateY(0);
  }

  .card-image .card-arrow {
    opacity: 1;
    transform: translateX(0);
  }

  .card-image img {
    filter: brightness(0.6);
  }

  .btn-consulting:hover {
    transform: none;
  }
}

@media (max-width: 768px) {
  .layout-container {
    padding-left: 20px;
    padding-right: 20px;
  }

  .hero-shell {
    background-attachment: scroll !important;
  }
}

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

  .reveal,
  .fade-up,
  .fade-in,
  .slide-left,
  .slide-right,
  .reveal-stagger > * {
    opacity: 1 !important;
    transform: none !important;
  }
}