*, *::before, *::after {
  box-sizing: border-box;
}

:root {
  --bg-dark: #0a0a0a;
  --bg-elevated: #111111;
  --bg-soft-dark: #171717;
  --bg-light: #f4f2ed;
  --bg-light-2: #ece9e2;
  --text-light: #f5f0e8;
  --text-light-muted: rgba(245, 240, 232, 0.68);
  --text-dark: #101010;
  --text-dark-muted: #585858;
  --line-light: rgba(255, 255, 255, 0.14);
  --line-dark: rgba(0, 0, 0, 0.12);
  --accent: #9eafbe;
  --max: 1160px;
  --nav-height: 72px;
  --radius: 2px;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  font-size: 18px;
  line-height: 1.7;
  color: var(--text-dark);
  background: var(--bg-light);
  -webkit-font-smoothing: antialiased;
}

h1,
h2,
h3,
h4 {
  margin: 0;
  font-weight: 300;
  letter-spacing: -0.03em;
}

p {
  margin: 0;
}

a {
  color: inherit;
}

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

section[id] {
  scroll-margin-top: 96px;
}

.container {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 40px;
}

.label {
  display: inline-block;
  margin-bottom: 28px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--accent);
}

.eyebrow {
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.6);
}

.lead {
  font-size: clamp(19px, 2.2vw, 24px);
  line-height: 1.55;
}

.muted {
  color: var(--text-dark-muted);
}

/* NAV */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 200;
  border-bottom: 1px solid transparent;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.5), transparent);
  transition: background 0.24s ease, border-color 0.24s ease;
}

.site-nav.scrolled {
  background: rgba(10, 10, 10, 0.9);
  border-bottom-color: rgba(255, 255, 255, 0.08);
  backdrop-filter: blur(10px);
}

.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  height: var(--nav-height);
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-logo {
  font-size: 18px;
  font-weight: 500;
  letter-spacing: -0.02em;
  color: #ffffff;
  text-decoration: none;
  white-space: nowrap;
  transition: color 0.25s ease;
}
/* Nav light mode — over light sections */
.site-nav.nav-light .nav-logo,
.site-nav.nav-light .nav-links a,
.site-nav.nav-light .nav-cta--text {
  color: #0a0a0a;
}
.site-nav.nav-light .nav-hamburger span {
  background: #0a0a0a;
}
.site-nav.nav-light {
  background: rgba(255,255,255,0.92);
  border-bottom-color: rgba(0,0,0,0.06);
  backdrop-filter: blur(10px);
}
.site-nav.scrolled.nav-light {
  background: rgba(255,255,255,0.96);
  border-bottom-color: rgba(0,0,0,0.08);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 22px;
  list-style: none;
  margin: 0;
  padding: 0;
}

.nav-links a {
  color: rgba(255, 255, 255, 0.82);
  text-decoration: none;
  font-size: 14px;
  letter-spacing: 0.02em;
  transition: color 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
  color: #ffffff;
}

.nav-cta,
.btn,
.btn-ghost {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.01em;
  transition: background 0.2s ease, color 0.2s ease, opacity 0.2s ease, border-color 0.2s ease;
}

.nav-cta {
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.35);
  padding: 9px 18px;
}
/* Plain text link variant (IXI style) */
.nav-cta--text {
  border: none;
  padding: 0;
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.02em;
  color: rgba(255,255,255,0.82);
  text-decoration: none;
  transition: color 0.2s ease;
}
.nav-cta--text:hover {
  background: none;
  color: #ffffff;
}
.nav-cta:hover {
  background: #ffffff;
  color: var(--bg-dark);
}

.btn {
  color: var(--bg-dark);
  background: var(--text-light);
  padding: 14px 30px;
  border: 1px solid rgba(255, 255, 255, 0.12);
}

.btn:hover {
  opacity: 0.86;
}

.btn-ghost {
  color: #ffffff;
  border: 1px solid rgba(255, 255, 255, 0.36);
  padding: 13px 26px;
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.08);
}

/* HERO */
.hero {
  position: relative;
  min-height: 96vh;
  color: var(--text-light);
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-media {
  position: absolute;
  inset: 0;
}

.hero-video,
.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-video {
  opacity: 0.43;
  filter: saturate(0.88) contrast(1.04);
}

.hero-bg {
  background: url('../2026-03-03-hero-motor.png') center / cover no-repeat;
  animation: heroKenBurns 24s ease-in-out infinite alternate;
  opacity: 0.42;
}

.hero-media::after {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to bottom, rgba(0, 0, 0, 0.6), rgba(0, 0, 0, 0.76) 55%, rgba(0, 0, 0, 0.9)),
    radial-gradient(circle at 68% 26%, rgba(255, 255, 255, 0.08), transparent 50%);
}

@keyframes heroKenBurns {
  0% {
    transform: scale(1);
  }

  100% {
    transform: scale(1.07);
  }
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-top: var(--nav-height);
}

.hero h1 {
  max-width: 920px;
  font-size: clamp(46px, 7vw, 88px);
  line-height: 1.06;
  margin-bottom: 24px;
}

.hero p {
  max-width: 680px;
  font-size: 20px;
  color: var(--text-light-muted);
  margin-bottom: 34px;
}

.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
}

.hero-tagline {
  display: inline-block;
  margin-top: 18px;
  color: rgba(255, 255, 255, 0.4);
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.scroll-indicator {
  position: absolute;
  bottom: 34px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 2;
}

.scroll-indicator::before {
  content: '';
  display: block;
  width: 1px;
  height: 48px;
  background: rgba(255, 255, 255, 0.36);
  animation: scrollPulse 2.5s ease infinite;
}

@keyframes scrollPulse {
  0%,
  100% {
    opacity: 0.2;
    transform: scaleY(0.52);
    transform-origin: top;
  }

  50% {
    opacity: 0.7;
    transform: scaleY(1);
    transform-origin: top;
  }
}

/* PAGE HERO */
.page-hero {
  min-height: 62vh;
  display: flex;
  align-items: end;
  padding: 140px 0 72px;
  color: var(--text-light);
  background:
    linear-gradient(rgba(6, 6, 6, 0.64), rgba(6, 6, 6, 0.84)),
    url('../2026-03-03-services-tools.png') center / cover no-repeat;
}

.page-hero h1 {
  font-size: clamp(40px, 6vw, 72px);
  line-height: 1.08;
  margin-bottom: 20px;
}

.page-hero p {
  max-width: 700px;
  color: rgba(255, 255, 255, 0.75);
}

.section {
  padding: 120px 0;
}

.section--light {
  background: var(--bg-light);
  color: var(--text-dark);
}

.section--warm {
  background: var(--bg-light-2);
  color: var(--text-dark);
}

.section--dark {
  background: var(--bg-dark);
  color: var(--text-light);
}

.section--dark .muted {
  color: rgba(245, 240, 232, 0.68);
}

.section-title {
  font-size: clamp(34px, 5vw, 60px);
  line-height: 1.1;
  margin-bottom: 24px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 48px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 28px;
}

.card {
  border-top: 1px solid var(--line-dark);
  padding-top: 20px;
}

.section--dark .card {
  border-top-color: var(--line-light);
}

.card h3 {
  font-size: 24px;
  font-weight: 400;
  margin-bottom: 12px;
}

.card p {
  font-size: 16px;
}

.card-meta {
  display: inline-block;
  margin-bottom: 14px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
}

.story-line {
  display: grid;
  gap: 18px;
}

.story-item {
  display: grid;
  grid-template-columns: 120px 1fr;
  gap: 20px;
  padding-bottom: 18px;
  border-bottom: 1px solid var(--line-dark);
}

.story-item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

.story-item strong {
  font-size: 14px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: #333333;
}

.story-item p {
  color: #2d2d2d;
}

.execution-model {
  --progress: 0;
  background: var(--bg-elevated);
  color: var(--text-light);
}

.execution-grid {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: 60px;
}

.execution-sticky {
  position: relative;
}

.sticky-card {
  position: sticky;
  top: 96px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 22px;
  background: rgba(255, 255, 255, 0.02);
}

.progress-line {
  width: 100%;
  height: 2px;
  margin: 18px 0;
  background: rgba(255, 255, 255, 0.16);
  overflow: hidden;
}

.progress-fill {
  display: block;
  width: 100%;
  height: 100%;
  transform-origin: left center;
  transform: scaleX(var(--progress));
  background: #ffffff;
  transition: transform 0.16s linear;
}

.progress-note {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.74);
}

.execution-steps {
  display: grid;
  gap: 28px;
}

.step {
  border-top: 1px solid rgba(255, 255, 255, 0.16);
  padding-top: 18px;
}

.step h3 {
  font-size: 24px;
  font-weight: 400;
  margin-bottom: 8px;
}

.step p {
  color: rgba(255, 255, 255, 0.78);
}

.profile {
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 56px;
  align-items: center;
}

.profile img {
  width: 280px;
  height: 340px;
  object-fit: cover;
  object-position: center top;
}

.inline-link {
  text-decoration: none;
  border-bottom: 1px solid rgba(0, 0, 0, 0.25);
}

.inline-link:hover {
  border-color: rgba(0, 0, 0, 0.6);
}

.section--dark .inline-link {
  border-color: rgba(255, 255, 255, 0.24);
}

.section--dark .inline-link:hover {
  border-color: rgba(255, 255, 255, 0.62);
}

/* CONTACT */
.contact-intro {
  max-width: 640px;
  margin-bottom: 36px;
  color: rgba(255, 255, 255, 0.8);
}

.contact-form {
  max-width: 640px;
}

.form-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 22px;
  margin-bottom: 22px;
}

.contact-form input,
.contact-form textarea {
  width: 100%;
  font: inherit;
  color: var(--text-light);
  background: transparent;
  border: none;
  border-bottom: 1px solid rgba(255, 255, 255, 0.22);
  padding: 12px 0;
  outline: none;
  transition: border-color 0.2s ease;
}

.contact-form textarea {
  resize: vertical;
  margin-bottom: 22px;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
  color: rgba(255, 255, 255, 0.4);
}

.contact-form input:focus,
.contact-form textarea:focus {
  border-bottom-color: rgba(255, 255, 255, 0.72);
}

.btn-submit {
  width: 100%;
  border: none;
  background: var(--text-light);
  color: var(--bg-dark);
  font: inherit;
  font-size: 15px;
  font-weight: 500;
  padding: 14px 24px;
  cursor: pointer;
  transition: opacity 0.2s ease;
}

.btn-submit:hover {
  opacity: 0.86;
}

.form-status {
  display: block;
  margin-top: 14px;
  font-size: 12px;
  letter-spacing: 0.02em;
  color: rgba(255, 255, 255, 0.46);
}

/* BLOG ARTICLE */
.article {
  max-width: 780px;
}

.article h1 {
  font-size: clamp(34px, 5vw, 58px);
  line-height: 1.12;
  margin-bottom: 20px;
}

.article h2 {
  font-size: 28px;
  margin: 46px 0 14px;
}

.article p,
.article li {
  color: #212121;
  font-size: 18px;
}

.article ul {
  padding-left: 22px;
}

.article-meta {
  font-size: 13px;
  color: #666666;
  margin-bottom: 26px;
}

.article-note {
  margin-top: 36px;
  padding: 16px 18px;
  background: #ebe7de;
  border-left: 2px solid #979185;
  font-size: 15px;
}

/* FOOTER */
.site-footer {
  background: var(--bg-dark);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: 30px 0;
}

.footer-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 40px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  color: rgba(255, 255, 255, 0.42);
  font-size: 13px;
}

.footer-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.footer-links a {
  text-decoration: none;
  color: rgba(255, 255, 255, 0.56);
}

.footer-links a:hover {
  color: rgba(255, 255, 255, 0.86);
}

/* REVEALS */
.reveal-child {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.62s ease, transform 0.62s ease;
}

.reveal-child.visible {
  opacity: 1;
  transform: translateY(0);
}

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

  .hero-bg,
  .scroll-indicator::before,
  .reveal-child {
    animation: none !important;
    transition: none !important;
  }

  .reveal-child {
    opacity: 1;
    transform: none;
  }
}

@media (max-width: 1080px) {
  .nav-inner,
  .container,
  .footer-inner {
    padding-left: 28px;
    padding-right: 28px;
  }

  .execution-grid {
    grid-template-columns: 1fr;
    gap: 38px;
  }

  .sticky-card {
    position: static;
  }
}

@media (max-width: 900px) {
  body {
    font-size: 17px;
  }

  .grid-2,
  .grid-3,
  .profile {
    grid-template-columns: 1fr;
  }

  .profile {
    gap: 30px;
  }

  .profile img {
    width: min(280px, 100%);
  }

  .story-item {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

/* ── Hamburger button (hidden on desktop) ── */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 32px;
  height: 32px;
  padding: 4px;
  background: none;
  border: none;
  cursor: pointer;
  flex-shrink: 0;
}
.nav-hamburger span {
  display: block;
  height: 1.5px;
  width: 100%;
  background: #ffffff;
  transition: transform 0.22s ease, opacity 0.22s ease;
  transform-origin: center;
}
/* 2-line hamburger: top ↘ / bottom ↗ */
.nav-hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(3.5px) rotate(45deg);
}
.nav-hamburger[aria-expanded="true"] span:nth-child(2) {
  transform: translateY(-3.5px) rotate(-45deg);
}

/* ── Mobile drawer (full-screen IXI-style) ── */
.nav-drawer {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 100%;
  height: 100%;
  min-height: 100dvh;
  background: #0a0a0a;
  z-index: 199;
  padding: calc(var(--nav-height) + 32px) 40px 60px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.28s ease;
  flex-direction: column;
  justify-content: space-between;
  overflow-y: auto;
}
.nav-drawer.open {
  opacity: 1;
  pointer-events: auto;
}
.nav-drawer-links {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 0;
}
.nav-drawer-links a {
  display: block;
  padding: 18px 0;
  color: rgba(255, 255, 255, 0.9);
  text-decoration: none;
  font-size: 42px;
  font-weight: 300;
  letter-spacing: -0.03em;
  transition: color 0.18s ease;
}
.nav-drawer-links a:hover {
  color: #ffffff;
}
.nav-drawer-footer {
  display: flex;
  gap: 20px;
  margin-top: 48px;
}
.nav-drawer-footer a {
  color: rgba(255, 255, 255, 0.5);
  text-decoration: none;
  font-size: 13px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  transition: color 0.18s ease;
}
.nav-drawer-footer a:hover {
  color: #ffffff;
}

@media (max-width: 760px) {
  .site-nav {
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(10px);
    border-bottom-color: rgba(255, 255, 255, 0.08);
  }

  .nav-hamburger {
    display: flex;
  }

  .nav-inner {
    height: var(--nav-height);
    padding: 0 22px;
    flex-wrap: nowrap;
    gap: 0;
  }

  /* hamburger left, logo center, cta right — IXI pattern */
  .nav-inner {
    display: grid;
    grid-template-columns: 44px 1fr 44px;
    align-items: center;
    gap: 0;
  }

  .nav-hamburger {
    grid-column: 1;
    justify-self: start;
  }

  .nav-logo {
    grid-column: 2;
    text-align: center;
  }

  /* Hide desktop links on mobile */
  .nav-links {
    display: none;
  }

  /* CTA: plain text right */
  .nav-cta, .nav-cta--text {
    grid-column: 3;
    justify-self: end;
    font-size: 13px;
    padding: 0;
    border: none;
    white-space: nowrap;
    color: rgba(255,255,255,0.78);
  }
  .nav-cta::after { display: none; }

  .nav-drawer {
    display: flex;
  }

  .hero-content {
    padding-top: calc(var(--nav-height) + 54px);
  }

  .section {
    padding: 84px 0;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .footer-inner {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ── Video break sections (IXI-style cinematic clips between sections) ── */
.video-break {
  position: relative;
  width: 100%;
  height: 56vw;
  max-height: 680px;
  min-height: 280px;
  overflow: hidden;
  background: #0a0a0a;
}
.video-break__vid {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  opacity: 0.85;
}

/* ── Services index list (homepage) ── */
.services-index-list {
  list-style: none;
  margin: 28px 0 0;
  padding: 0;
  max-width: 680px;
}
.services-index-list li {
  border-top: 1px solid var(--line-dark);
}
.services-index-list li:last-child {
  border-bottom: 1px solid var(--line-dark);
}
.services-index-list a {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  text-decoration: none;
  color: var(--text-dark);
  transition: opacity 0.18s ease;
}
.services-index-list a:hover {
  opacity: 0.6;
}
.sil-name {
  font-size: 18px;
  font-weight: 400;
  letter-spacing: -0.01em;
}
.sil-type {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dark-muted);
}