/* ===================================================================== */
/*  HERO BLOCK — FINAL VERSION (2025-07-31)                              */
/* ===================================================================== */

:root {
  --header-h: 80px;
  --hero-offset: 12vh;
  --vh: 100vh;
}
@supports (height: 100dvh) {
  :root { --vh: 100dvh; }
}

/* ---------- Hero section container ---------------------------------- */
.hero-banner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  height: calc(var(--vh) - var(--header-h) - var(--hero-offset));
  padding: 0 clamp(4vw, 7vw, 8vw);
  overflow: hidden;
  color: #fff;
}

/* ---------- Gradient overlay (bottom only) -------------------------- */
.hero-banner::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top,
    rgba(0, 0, 0, 0.5) 0%,
    rgba(0, 0, 0, 0.3) 20%,
    rgba(0, 0, 0, 0.15) 40%,
    rgba(0, 0, 0, 0.05) 60%,
    rgba(0, 0, 0, 0) 80%);
  z-index: 1;
  pointer-events: none;
}

/* ---------- Background images --------------------------------------- */
.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}
.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  transition: opacity 1s ease;
}
.hero-bg.hidden .hero-bg-img {
  opacity: 0;
}

/* ---------- Text content -------------------------------------------- */
.hero-inner {
  position: relative;
  z-index: 2;
  margin-left: 7vw;
}
.hero-inner h1 {
  font-size: clamp(3rem, 4.5vw + 1rem, 5.5rem);
  font-weight: 700;
  line-height: 1.05;
  margin: 0 0 1.25rem;
  color: #fff !important;
  text-shadow: 0 2px 6px rgba(0,0,0,.55);
}
.hero-inner p {
  font-size: clamp(1.2rem, 1.1vw + .4rem, 1.5rem);
  max-width: 600px;
  line-height: 1.35;
  margin: 0 0 1.75rem;
  text-shadow: 0 1px 4px rgba(0, 0, 0, 0.9);
}

/* ---------- Button -------------------------------------------------- */
.btn-main {
  display: inline-block;
  padding: 1rem 2.25rem;
  font-size: 1.05rem;
  font-weight: 600;
  background: transparent;
  border: 3px solid #fff;
  border-radius: .8rem;
  color: #fff;
  text-shadow: 0 1px 3px rgba(0,0,0,.85);
  cursor: pointer;
  text-decoration: none;
  transition: background .25s ease, color .25s ease;
}
.btn-main::after {
  content: "→";
  display: inline-block;
  margin-left: .55rem;
  transition: transform .25s ease;
}
.btn-main:hover {
  background: #fff;
  color: #000;
  text-shadow: none;
}
.btn-main:hover::after {
  transform: translateX(.25rem);
}

/* ---------- Mobile adjustments -------------------------------------- */
@media (max-width: 768px) {
  .hero-banner {
    grid-template-columns: 1fr;
    height: 60vh;
  }
  .hero-inner {
    margin: 17vh 0 0;
    margin-left: 0;
  }
  .btn-main,
  .btn-main:hover {
    border: 2px solid #fff;
  }
}