/* ── BUTTONS ─────────────────────────────────────── */

.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  font-family: var(--font-primary);
  font-size: var(--text-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: 0;           /* Flat corners — architectural, brand-consistent */
  cursor: pointer;
  transition:
    background-color var(--transition-fast),
    color var(--transition-fast),
    border-color var(--transition-fast),
    transform var(--transition-fast);
  white-space: nowrap;
}

.btn:hover {
  transform: translateY(-1px);
}

.btn:active {
  transform: translateY(0);
}

/* Primary — Orange fill, white text */
.btn--primary {
  background-color: var(--color-orange);
  color: var(--color-white);
  border-color: var(--color-orange);
}

.btn--primary:hover {
  background-color: var(--color-orange-dark);
  border-color: var(--color-orange-dark);
}

/* Outline — White border, transparent bg (for dark backgrounds) */
.btn--outline {
  background-color: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
}

.btn--outline:hover {
  background-color: var(--color-white);
  color: var(--color-black);
}

/* Outline Dark — Black border, transparent bg (for light backgrounds) */
.btn--outline-dark {
  background-color: transparent;
  color: var(--color-black);
  border-color: var(--color-black);
}

.btn--outline-dark:hover {
  background-color: var(--color-black);
  color: var(--color-white);
}

/* Dark — Black fill, white text (for orange section CTAs) */
.btn--dark {
  background-color: var(--color-black);
  color: var(--color-white);
  border-color: var(--color-black);
}

.btn--dark:hover {
  background-color: var(--color-white);
  color: var(--color-black);
}

/* Size modifier */
.btn--lg {
  padding: 1.125rem 2.25rem;
  font-size: var(--text-base);
}

.btn--sm {
  padding: 0.625rem 1.25rem;
  font-size: var(--text-xs);
}

/* ── NAVIGATION ──────────────────────────────────── */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: var(--z-nav);
  padding-block: 1.25rem;
  transition: background-color var(--transition-base),
              padding var(--transition-base);
}

/* Transparent at page top */
.nav--top {
  background-color: transparent;
}

/* Solid black after scroll */
.nav--scrolled {
  background-color: var(--color-black);
  padding-block: 0.875rem;
  box-shadow: 0 1px 0 rgba(255, 255, 255, 0.08);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: 0.625rem;
  text-decoration: none;
  flex-shrink: 0;
}

.nav__wordmark {
  font-family: var(--font-primary);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--color-white);
  letter-spacing: -0.01em;
}

/* Replace with actual SVG logo once exported */

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-xl);
  list-style: none;
}

.nav__links a {
  font-family: var(--font-primary);
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--color-gray-200);
  text-decoration: none;
  position: relative;
  transition: color var(--transition-fast);
}

.nav__links a::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 1px;
  background-color: var(--color-orange);
  transition: width var(--transition-base);
}

.nav__links a:hover {
  color: var(--color-white);
}

.nav__links a:hover::after {
  width: 100%;
}

/* Active page indicator */
.nav__links a.active {
  color: var(--color-white);
}

.nav__links a.active::after {
  width: 100%;
}

/* Hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 28px;
  height: 28px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
}

.nav__hamburger span {
  display: block;
  width: 100%;
  height: 2px;
  background-color: var(--color-white);
  border-radius: 1px;
  transition: transform var(--transition-base),
              opacity var(--transition-fast);
  transform-origin: center;
}

/* Hamburger → X animation */
.nav__hamburger[aria-expanded="true"] span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav__hamburger[aria-expanded="true"] span:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}
.nav__hamburger[aria-expanded="true"] span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile nav overlay */
.mobile-menu {
  position: fixed;
  inset: 0;
  z-index: calc(var(--z-nav) - 1);
  background-color: var(--color-black);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-slow);
}

.mobile-menu.is-open {
  opacity: 1;
  pointer-events: all;
}

.mobile-menu nav {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xl);
  text-align: center;
}

.mobile-menu nav a {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-white);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.mobile-menu nav a:hover {
  color: var(--color-orange);
}

.mobile-menu nav a:last-child {
  margin-top: var(--space-lg);
  font-family: var(--font-primary);
  font-size: var(--text-base);
  color: var(--color-white);
  background-color: var(--color-orange);
  padding: 0.875rem 1.75rem;
  font-weight: 600;
}

/* Responsive — hide links, show hamburger */
@media (max-width: 768px) {
  .nav__links,
  .nav__cta {
    display: none;
  }

  .nav__hamburger {
    display: flex;
  }
}

/* ── HERO ────────────────────────────────────────── */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--space-4xl) + 80px);
  padding-bottom: var(--space-4xl);
}

.hero__inner {
  display: grid;
  grid-template-columns: 60fr 40fr;
  gap: var(--space-3xl);
  align-items: center;
}

.hero__content {
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.hero__headline {
  color: var(--color-white);
  margin-top: var(--space-sm);
}

.hero__sub {
  font-size: var(--text-lg);
  color: var(--color-gray-200);
  max-width: 520px;
  line-height: 1.6;
}

.hero__ctas {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero__trust {
  font-size: var(--text-xs);
  color: var(--color-gray-500);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.hero__trust-sep {
  color: var(--color-orange);
}

/* ── PAGE HERO ───────────────────────────────────── */

.page-hero {
  min-height: 50vh;
  display: flex;
  align-items: center;
  padding-top: calc(var(--space-3xl) + 80px);
  padding-bottom: var(--space-3xl);
}

.page-hero__inner {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  max-width: 800px;
}

.page-hero__headline {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 700;
  color: var(--color-white);
  line-height: 1.05;
}

.page-hero__sub {
  font-size: var(--text-lg);
  color: var(--color-gray-200);
  max-width: 600px;
  line-height: 1.6;
}

/* Geometric bracket composition (Option B) */
.hero__visual {
  position: relative;
  height: 500px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero__brackets {
  position: relative;
  width: 300px;
  height: 300px;
}

.bracket {
  position: absolute;
  width: 120px;
  height: 120px;
  border-color: var(--color-orange);
  border-style: solid;
}

/* Top-left bracket */
.bracket--tl {
  top: 0;
  left: 0;
  border-width: 6px 0 0 6px;
}

/* Bottom-right bracket (inverted) */
.bracket--br {
  bottom: 0;
  right: 0;
  border-width: 0 6px 6px 0;
}

@media (max-width: 768px) {
  .hero {
    min-height: auto;
    padding-top: calc(var(--space-3xl) + 80px);
    padding-bottom: var(--space-3xl);
  }

  .hero__inner {
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
  }

  /* On mobile, visual goes above content */
  .hero__visual {
    order: -1;
    height: 200px;
  }

  .hero__brackets {
    width: 160px;
    height: 160px;
  }

  .bracket {
    width: 70px;
    height: 70px;
    border-width: 4px;
  }

  .bracket--tl {
    border-width: 4px 0 0 4px;
  }

  .bracket--br {
    border-width: 0 4px 4px 0;
  }

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

  .hero__ctas .btn {
    width: 100%;
    justify-content: center;
  }
}

/* ── PILLARS ─────────────────────────────────────── */

.pillars__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-2xl);
}

.pillar {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.pillar__accent {
  width: 48px;
  height: 2px;
  background-color: var(--color-orange);
  margin-bottom: var(--space-sm);
}

.pillar__num {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 700;
  color: var(--color-orange);
  line-height: 1;
}

.pillar__name {
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--color-gray-900);
}

.pillar__text {
  font-size: var(--text-base);
  color: var(--color-gray-500);
  line-height: 1.7;
}

@media (max-width: 768px) {
  .pillars__grid {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
}

/* ── SERVICES GRID ───────────────────────────────── */

.services__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1px;
  background-color: var(--color-gray-800);
  margin-top: var(--space-xl);
  border: 1px solid var(--color-gray-800);
}

.service-card {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding: var(--space-xl);
  background-color: var(--color-black);
  text-decoration: none;
  position: relative;
  overflow: hidden;
  transition: background-color var(--transition-base);
}

.service-card::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-orange);
  transition: width var(--transition-base);
}

.service-card:hover {
  background-color: var(--color-gray-900);
}

.service-card:hover::before {
  width: 100%;
}

.service-card__name {
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--color-white);
  line-height: 1.3;
}

.service-card__text {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
  line-height: 1.5;
}

.service-card__arrow {
  font-size: var(--text-lg);
  color: var(--color-orange);
  margin-top: auto;
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity var(--transition-base),
              transform var(--transition-base);
}

.service-card:hover .service-card__arrow {
  opacity: 1;
  transform: translateX(0);
}

.services__cta {
  display: flex;
  justify-content: center;
  margin-top: var(--space-xl);
}

.services__link {
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--color-orange);
  text-decoration: none;
  letter-spacing: 0.02em;
  transition: letter-spacing var(--transition-base);
}

.services__link:hover {
  letter-spacing: 0.06em;
}

@media (max-width: 1024px) {
  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 480px) {
  .services__grid {
    grid-template-columns: 1fr;
  }
}

/* ── SHOWCASE ────────────────────────────────────── */

.showcase .label {
  margin-bottom: var(--space-xl);
  display: block;
}

.showcase__grid {
  display: grid;
  grid-template-columns: 2fr 3fr 2fr;
  grid-template-rows: auto auto;
  gap: var(--space-sm);
}

/* Row 1 — alternating tall / wide / tall */
.showcase__item:nth-child(1) { grid-row: 1; }
.showcase__item:nth-child(2) { grid-row: 1; }
.showcase__item:nth-child(3) { grid-row: 1; }

/* Row 2 — reverse pattern */
.showcase__item:nth-child(4) { grid-row: 2; grid-column: 1 / 2; }
.showcase__item:nth-child(5) { grid-row: 2; grid-column: 2 / 3; }
.showcase__item:nth-child(6) { grid-row: 2; grid-column: 3 / 4; }

.showcase__item {
  overflow: hidden;
  background-color: var(--color-gray-100);
}

.showcase__item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  transition: transform var(--transition-slow);
}

.showcase__item:hover img {
  transform: scale(1.03);
}

@media (max-width: 768px) {
  .showcase__grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
  }

  .showcase__item {
    grid-row: auto !important;
    grid-column: auto !important;
  }

  .showcase__item:nth-child(6) {
    display: none; /* 5 items fit cleaner than 6 on mobile */
  }
}

/* ── PROCESS ─────────────────────────────────────── */

.process .label {
  display: block;
  margin-bottom: var(--space-xl);
}

.process__steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.process__step {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  padding: var(--space-xl) var(--space-lg);
  position: relative;
}

/* Connecting line between steps */
.process__connector {
  position: absolute;
  top: calc(var(--space-xl) + 1rem);
  right: 0;
  width: 50%;
  height: 1px;
  background-color: var(--color-gray-200);
}

.process__num {
  font-family: var(--font-display);
  font-size: var(--text-3xl);
  font-weight: 700;
  color: var(--color-orange);
  line-height: 1;
}

.process__name {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--color-gray-900);
}

.process__text {
  font-size: var(--text-sm);
  color: var(--color-gray-500);
  line-height: 1.6;
}

@media (max-width: 768px) {
  .process__steps {
    grid-template-columns: 1fr;
  }

  .process__connector {
    display: none;
  }

  .process__step {
    padding: var(--space-lg) 0;
    border-bottom: 1px solid var(--color-gray-200);
  }

  .process__step:last-child {
    border-bottom: none;
  }
}

/* ── PROOF / STATS ───────────────────────────────── */

.proof__stats {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3xl);
  padding-block: var(--space-xl);
}

.proof__stat {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  text-align: center;
}

.proof__num {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 700;
  color: var(--color-orange);
  line-height: 1;
}

.proof__label {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--color-gray-500);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

.proof__divider {
  width: 1px;
  height: 60px;
  background-color: var(--color-gray-700);
}

@media (max-width: 600px) {
  .proof__stats {
    flex-direction: column;
    gap: var(--space-xl);
  }

  .proof__divider {
    width: 60px;
    height: 1px;
  }
}

/* ── CTA BLOCK ───────────────────────────────────── */

.cta-block__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: var(--space-lg);
}

.cta-block__headline {
  font-family: var(--font-display);
  font-size: var(--text-4xl);
  font-weight: 700;
  color: var(--color-white);
  max-width: 700px;
}

.cta-block__sub {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.85);
  max-width: 520px;
  line-height: 1.6;
}

/* ── FOOTER ──────────────────────────────────────── */

.footer {
  background-color: var(--color-black);
  color: var(--color-white);
  padding-top: var(--space-4xl);
  padding-bottom: var(--space-xl);
}

.footer__inner {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: var(--space-2xl);
  padding-bottom: var(--space-2xl);
}

.footer__wordmark {
  font-family: var(--font-primary);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-white);
  display: block;
  margin-bottom: var(--space-sm);
}

.footer__tagline {
  font-family: var(--font-primary);
  font-size: var(--text-sm);
  color: var(--color-orange);
  font-style: italic;
  margin-bottom: var(--space-lg);
}

.footer__copy {
  font-size: var(--text-xs);
  color: var(--color-gray-500);
}

.footer__nav {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer__nav a {
  font-size: var(--text-sm);
  color: var(--color-gray-200);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer__nav a:hover {
  color: var(--color-orange);
}

.footer__contact {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.footer__contact a {
  font-size: var(--text-sm);
  color: var(--color-gray-200);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer__contact a:hover {
  color: var(--color-orange);
}

/* Orange rule */
.footer__bar {
  height: 1px;
  background-color: var(--color-orange);
  margin-bottom: var(--space-md);
}

.footer__legal {
  font-size: var(--text-xs);
  color: var(--color-gray-500);
  text-align: center;
}

@media (max-width: 768px) {
  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-xl);
  }
}