/* ===== Top Navigation (desktop) ===== */
.site-nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--sp-5) var(--container-pad);
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: saturate(180%) blur(18px);
  -webkit-backdrop-filter: saturate(180%) blur(18px);
  border-bottom: 1px solid transparent;
  transition: border-color var(--dur-base) var(--ease-out),
    background-color var(--dur-base) var(--ease-out);
}

.site-nav.is-scrolled {
  border-bottom-color: var(--color-border);
  background: rgba(255, 255, 255, 0.94);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  font-weight: 600;
  letter-spacing: var(--tracking-snug);
  font-size: var(--fs-md);
  color: var(--color-ink);
}

.brand__mark {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--color-ink);
  color: var(--color-invert-text);
  display: grid;
  place-items: center;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0;
}

.brand__name {
  display: inline-flex;
  flex-direction: column;
  line-height: 1.05;
}

.brand__sub {
  font-size: 11px;
  font-weight: 400;
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  margin-top: 2px;
}

.nav-links {
  display: flex;
  gap: var(--sp-7);
  font-size: var(--fs-sm);
  font-weight: 500;
}

.nav-links a {
  color: var(--color-text);
  position: relative;
  padding: 6px 0;
}

.nav-links a::after {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 1px;
  background: var(--color-ink);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--dur-base) var(--ease-out);
}

.nav-links a:hover {
  opacity: 1;
}

.nav-links a:hover::after,
.nav-links a.is-active::after {
  transform: scaleX(1);
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  background: var(--color-ink);
  color: var(--color-invert-text);
  padding: 10px 18px;
  border-radius: var(--radius-pill);
  font-size: var(--fs-sm);
  font-weight: 500;
  transition: transform var(--dur-fast) var(--ease-out), background-color var(--dur-fast) var(--ease-out);
}

.nav-cta:hover {
  transform: translateY(-1px);
  opacity: 1;
  background: var(--color-ink-soft);
}

/* ===== Bottom Tab Bar (mobile) ===== */
.tabbar {
  position: fixed;
  bottom: 14px;
  left: 50%;
  transform: translateX(-50%);
  z-index: var(--z-tabbar);
  display: none;
  align-items: center;
  gap: 4px;
  padding: 6px;
  background: rgba(10, 10, 10, 0.92);
  color: var(--color-invert-text);
  border-radius: var(--radius-pill);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: var(--shadow-lg);
}

.tabbar a {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 2px;
  min-width: 64px;
  padding: 8px 10px;
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.04em;
  border-radius: var(--radius-pill);
  color: var(--color-invert-muted);
  transition: color var(--dur-fast) var(--ease-out), background-color var(--dur-fast) var(--ease-out);
}

.tabbar a.is-active,
.tabbar a:hover {
  background: rgba(255, 255, 255, 0.10);
  color: var(--color-invert-text);
  opacity: 1;
}

.tabbar svg {
  width: 16px;
  height: 16px;
  stroke: currentColor;
  fill: none;
  stroke-width: 1.6;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  padding: calc(var(--section-py) + 60px) 0 var(--sp-9);
  overflow: hidden;
}

.hero__inner {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sp-9);
  align-items: end;
}

.hero__lede {
  max-width: 880px;
}

.hero__title {
  font-size: var(--fs-display);
  line-height: 0.95;
  letter-spacing: -0.045em;
  margin: var(--sp-6) 0 var(--sp-7);
  font-weight: 600;
}

.hero__title .accent {
  font-style: italic;
  font-weight: 300;
  color: var(--color-text-muted);
}

.hero__subtitle {
  font-size: clamp(17px, 1.6vw, 20px);
  color: var(--color-text-muted);
  max-width: 640px;
  line-height: 1.6;
  margin: 0;
}

.hero__actions {
  display: flex;
  gap: var(--sp-4);
  margin-top: var(--sp-7);
  flex-wrap: wrap;
}

.hero__meta {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-7);
  margin-top: var(--sp-9);
  padding-top: var(--sp-7);
  border-top: 1px solid var(--color-border);
}

.hero__meta-item span:first-child {
  display: block;
  font-size: clamp(28px, 3.6vw, 44px);
  font-weight: 500;
  letter-spacing: -0.02em;
  color: var(--color-ink);
  font-family: var(--font-display);
  line-height: 1;
  margin-bottom: var(--sp-2);
}

.hero__meta-item span:last-child {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
}

.hero__visual {
  position: relative;
  margin-top: var(--sp-9);
}

/* ===== Marquee (logo strip) ===== */
.marquee {
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: var(--sp-6) 0;
  background: var(--color-bg-alt);
  overflow: hidden;
}

.marquee__track {
  display: flex;
  gap: var(--sp-9);
  width: max-content;
  animation: marquee-scroll 40s linear infinite;
  align-items: center;
}

.marquee__item {
  font-size: var(--fs-sm);
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: var(--tracking-wide);
  text-transform: uppercase;
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  white-space: nowrap;
}

.marquee__item::after {
  content: "";
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-border-strong);
  display: inline-block;
}

/* ===== Sections ===== */
.section {
  padding: var(--section-py) 0;
  position: relative;
}

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

.section--invert h1,
.section--invert h2,
.section--invert h3,
.section--invert h4 {
  color: var(--color-invert-text);
}

.section--invert p {
  color: var(--color-invert-muted);
}

.section--invert .eyebrow {
  color: var(--color-invert-muted);
}

.section--invert .eyebrow::before {
  background: var(--color-invert-muted);
}

/* ===== Bento grid ===== */
.bento {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  grid-auto-rows: minmax(220px, auto);
  gap: var(--sp-4);
}

.bento__card {
  grid-column: span 3;
  grid-row: span 1;
}

.bento__card--wide {
  grid-column: span 4;
}

.bento__card--narrow {
  grid-column: span 2;
}

.bento__card--full {
  grid-column: span 6;
  grid-row: span 1;
}

.bento__card--tall {
  grid-row: span 2;
}

/* ===== Process timeline ===== */
.process {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-10);
  align-items: start;
}

.process__sticky {
  position: sticky;
  top: 120px;
}

.process__steps {
  display: flex;
  flex-direction: column;
  gap: var(--sp-6);
}

/* ===== Industries / cards row ===== */
.industries {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-4);
}

/* ===== Quote / Testimonial ===== */
.quote {
  max-width: 920px;
  margin: 0 auto;
  text-align: center;
}

.quote__text {
  font-size: clamp(28px, 3.6vw, 44px);
  line-height: 1.25;
  letter-spacing: -0.02em;
  color: var(--color-invert-text);
  margin-bottom: var(--sp-7);
  font-weight: 400;
}

.quote__author {
  display: inline-flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-2);
  color: var(--color-invert-muted);
  font-size: var(--fs-sm);
}

.quote__author strong {
  color: var(--color-invert-text);
  font-weight: 500;
}

/* ===== Contact ===== */
.contact {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: var(--sp-9);
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--sp-6);
}

.contact-info__item {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  padding-bottom: var(--sp-6);
  border-bottom: 1px solid var(--color-border);
}

.contact-info__label {
  font-size: var(--fs-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.contact-info__value {
  font-size: var(--fs-lg);
  color: var(--color-ink);
  font-weight: 500;
  letter-spacing: var(--tracking-snug);
}

.contact-info__sub {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  margin: 0;
}

/* ===== Footer ===== */
.footer {
  padding: var(--sp-9) 0 var(--sp-7);
  border-top: 1px solid var(--color-border);
  background: var(--color-bg);
}

.footer__top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--sp-7);
  padding-bottom: var(--sp-7);
}

.footer__col h5 {
  font-size: var(--fs-xs);
  letter-spacing: var(--tracking-wider);
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--sp-4);
  font-weight: 500;
}

.footer__col ul {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  font-size: var(--fs-sm);
  color: var(--color-text);
}

.footer__brand p {
  font-size: var(--fs-sm);
  color: var(--color-text-muted);
  max-width: 38ch;
  margin: var(--sp-4) 0 0;
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--sp-4);
  padding-top: var(--sp-6);
  border-top: 1px solid var(--color-border);
  font-size: var(--fs-xs);
  color: var(--color-text-muted);
  letter-spacing: 0.02em;
}

.footer__legal {
  display: flex;
  gap: var(--sp-5);
  flex-wrap: wrap;
}