/* ==========================================================================
   WorthUnion Int'l Agency Inc. — homepage
   Static re-implementation of the WorthUnion design prototype.
   Plain HTML/CSS/JS, no build step, no frameworks.
   ========================================================================== */

html {
  scroll-behavior: smooth;
}
html,
body {
  margin: 0;
  padding: 0;
  background: #ee7b43;
}
body {
  overflow-x: hidden;
  font-family: Poppins, sans-serif;
}
a {
  color: inherit;
}
a:hover {
  opacity: 0.8;
}
::selection {
  background: #101010;
  color: #fff;
}

/* Visually-hidden heading for SEO / a11y */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Images that fill an <image-slot> box */
.slot-img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: 4px;
}

/* --------------------------------------------------------------------------
   Hover / lift interactions (were prototype `style-hover` attributes)
   Each lift element supplies its own --th (hover transform), --sh (hover
   shadow), and optionally --t (base transform) / --rt (reveal-hidden transform).
   -------------------------------------------------------------------------- */
.lift {
  cursor: pointer;
  transform: var(--t, none);
  transition:
    transform 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 0.9s cubic-bezier(0.22, 1, 0.36, 1);
}
.lift:hover {
  transform: var(--th);
  box-shadow: var(--sh);
}

/* Fixed contact CTA */
.cta {
  transition:
    transform 0.6s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.6s cubic-bezier(0.22, 1, 0.36, 1);
}
.cta:hover {
  transform: translateY(-6px);
  box-shadow: 0 30px 60px rgba(0, 0, 0, 0.4);
}

/* Hero carousel card faces */
.ring-face {
  transition: transform 0.7s cubic-bezier(0.22, 1, 0.36, 1);
}
.ring-face:hover {
  transform: translateZ(30px) scale(1.02);
}

/* Contact card "Contact Us" button */
.contact-btn {
  transition: transform 0.5s cubic-bezier(0.22, 1, 0.36, 1);
}
.contact-btn:hover {
  transform: translateX(6px);
}

/* --------------------------------------------------------------------------
   Reveal-on-scroll
   -------------------------------------------------------------------------- */
[data-reveal] {
  /* Matches the prototype's post-reveal durations: opacity 1s, transform 1s, box-shadow .7s */
  transition:
    transform 1s cubic-bezier(0.22, 1, 0.36, 1),
    box-shadow 0.7s cubic-bezier(0.22, 1, 0.36, 1),
    opacity 1s cubic-bezier(0.22, 1, 0.36, 1);
}
.reveal-hidden {
  opacity: 0 !important;
  transform: var(--rt, translateY(44px)) !important;
}

/* --------------------------------------------------------------------------
   Responsive grids
   Desktop definitions live here so <900px media queries can restack them.
   -------------------------------------------------------------------------- */
.head-grid {
  display: grid;
  grid-template-columns: 1.15fr 1px 0.85fr;
  gap: clamp(24px, 4vw, 64px);
  align-items: start;
}
.div-cards {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 26px;
}
.split-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(28px, 4vw, 60px);
  margin-top: 5vw;
  align-items: start;
}
.split-grid-rev {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: clamp(28px, 4vw, 60px);
  margin-top: 5vw;
  align-items: start;
}
.icon-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 22px;
}
.process-grid {
  display: grid;
  grid-template-columns: 0.9fr 1px 1.1fr;
  gap: clamp(24px, 4vw, 64px);
  margin-top: 5vw;
  align-items: start;
}
.proc-cards {
  position: sticky;
  top: 110px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  align-self: start;
}

/* --------------------------------------------------------------------------
   Breakpoints
   -------------------------------------------------------------------------- */
@media (max-width: 900px) {
  .head-grid {
    grid-template-columns: 1fr;
  }
  .head-grid > .col-divider {
    display: none;
  }

  .div-cards {
    grid-template-columns: 1fr;
  }

  .split-grid,
  .split-grid-rev {
    grid-template-columns: 1fr;
  }

  /* icon 2x2 stays two columns */

  .process-grid {
    grid-template-columns: 1fr;
  }
  .process-grid > .col-divider {
    display: none;
  }
  .proc-cards {
    position: static;
  }

  /* keep the decorative orange ring inside narrow viewports */
  .deco-ring {
    width: 230px !important;
    height: 230px !important;
    border-width: 16px !important;
    left: auto !important;
    right: 4vw !important;
  }
}

@media (max-width: 700px) {
  .site-nav {
    padding: 16px 20px !important;
  }
  .site-nav .brand-title {
    font-size: 14px !important;
  }
  .site-nav .brand-sub {
    font-size: 12px !important;
  }
  .site-nav .nav-contact {
    font-size: 14px !important;
  }
}

@media (max-width: 560px) {
  /* keep the hero tagline clear of the fixed contact CTA */
  .hero-tagline {
    left: 20px !important;
    bottom: 148px !important;
  }

  .icon-grid {
    grid-template-columns: 1fr;
  }
  .proc-cards {
    grid-template-columns: 1fr;
  }
}

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
  * {
    animation: none !important;
  }
}