/* ============================================
   Hero Video Slider – Frontend Styles
   ============================================ */

:root {
  --hvs-accent: #00428e;
  --hvs-accent-dark: #2581c2;
  --hvs-white: #ffffff;
  --hvs-transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Wrapper ─────────────────────────────── */
.hvs-slider-wrapper {
  position: relative;
  width: 100%;
  overflow: hidden;
  background: #000;
  display: block;
  box-sizing: border-box;
}

/* ── Slides Container ─────────────────────── */
.hvs-slides-container {
  position: relative;
  width: 100%;
  height: 100%;
}

/* ── Individual Slide ─────────────────────── */
.hvs-slide {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--hvs-transition-speed, 1s) ease;
  z-index: 1;
}

.hvs-slide.active {
  opacity: 1;
  pointer-events: auto;
  z-index: 2;
}

/* Transition: slide */
.hvs-slider-wrapper[data-transition="slide"] .hvs-slide {
  transform: translateX(100%);
  opacity: 1;
  transition: transform var(--hvs-transition-speed, 1s) cubic-bezier(0.77, 0, 0.175, 1);
}
.hvs-slider-wrapper[data-transition="slide"] .hvs-slide.active {
  transform: translateX(0);
}
.hvs-slider-wrapper[data-transition="slide"] .hvs-slide.prev {
  transform: translateX(-100%);
}

/* Transition: zoom */
.hvs-slider-wrapper[data-transition="zoom"] .hvs-slide {
  transform: scale(1.08);
  opacity: 0;
  transition: opacity var(--hvs-transition-speed, 1s) ease, transform var(--hvs-transition-speed, 1s) ease;
}
.hvs-slider-wrapper[data-transition="zoom"] .hvs-slide.active {
  transform: scale(1);
  opacity: 1;
}

/* ── Video Background ─────────────────────── */
.hvs-video-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.hvs-video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  display: block;
}

.hvs-poster,
.hvs-fallback-mobile {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center center;
  display: block;
}

.hvs-poster.hvs-static { z-index: 1; }

/* ── YouTube background ─────────────────── */
/*
 * Strategy: same as object-fit:cover for <video>.
 * JS (ResizeObserver) computes the exact px size of the
 * container and sets --hvs-yt-w / --hvs-yt-h on the wrapper,
 * then the iframe uses those values to always cover, centered.
 */
.hvs-youtube-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
}

.hvs-yt-player {
  /* Initial size before JS measures — large enough to cover any screen.
     JS (onReady + ResizeObserver) will override with exact px values. */
  position: absolute;
  top: 50%;
  left: 50%;
  width: 300%;          /* deliberately oversized until JS sets real px */
  height: 300%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  display: block;
}

/* ── Overlay ─────────────────────────────── */
.hvs-overlay {
  position: absolute;
  inset: 0;
  z-index: 3;
}

/* ── Content ─────────────────────────────── */
.hvs-content {
  position: absolute;
  inset: 0;
  z-index: 4;
  display: flex;
  align-items: center;
  padding: clamp(2rem, 6vw, 6rem) clamp(1.5rem, 8vw, 10rem);
  box-sizing: border-box;
}

.hvs-align-center { justify-content: center; text-align: center; }
.hvs-align-left   { justify-content: flex-start; text-align: left; }
.hvs-align-right  { justify-content: flex-end; text-align: right; }

.hvs-content-inner {
  max-width: 860px;
}

/* Animated text elements */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.hvs-slide.active [data-animate] {
  opacity: 1;
  transform: translateY(0);
}

.hvs-slide.active [data-delay="0"]   { transition-delay: 0.1s; }
.hvs-slide.active [data-delay="100"] { transition-delay: 0.3s; }
.hvs-slide.active [data-delay="200"] { transition-delay: 0.5s; }
.hvs-slide.active [data-delay="300"] { transition-delay: 0.7s; }

.hvs-slide-subtitle {
  font-size: clamp(0.75rem, 1.2vw, 0.95rem);
  font-weight: 600;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin: 0 0 1rem;
  opacity: 0.85;
}

.hvs-slide-title {
  font-size: clamp(2rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  margin: 0 0 1.25rem;
  letter-spacing: -0.02em;
}

.hvs-slide-desc {
  font-size: clamp(0.9rem, 1.5vw, 1.1rem);
  line-height: 1.7;
  margin: 0 0 2rem;
  opacity: 0.9;
  max-width: 600px;
}

.hvs-align-center .hvs-slide-desc { margin-left: auto; margin-right: auto; }

/* ── Buttons ─────────────────────────────── */
.hvs-slide-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-top: 0.5rem;
}

.hvs-align-center .hvs-slide-btns { justify-content: center; }
.hvs-align-right .hvs-slide-btns  { justify-content: flex-end; }

.hvs-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.8rem 2rem;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-decoration: none;
  border-radius: 3px;
  transition: all 0.3s ease;
  cursor: pointer;
  white-space: nowrap;
}

.hvs-btn-primary {
  background: var(--hvs-accent);
  color: #fff;
  border: 2px solid var(--hvs-accent);
}
.hvs-btn-primary:hover {
  background: var(--hvs-accent-dark);
  border-color: var(--hvs-accent-dark);
  color: #fff;
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0,0,0,0.3);
}

.hvs-btn-outline {
  background: transparent;
  color: currentColor;
  border: 2px solid currentColor;
}
.hvs-btn-outline:hover {
  background: rgba(255,255,255,0.15);
  color: currentColor;
  transform: translateY(-2px);
}

.hvs-btn-ghost {
  background: transparent;
  color: currentColor;
  border: none;
  padding-left: 0;
  padding-right: 0;
  text-decoration: underline;
  text-underline-offset: 4px;
}
.hvs-btn-ghost:hover { opacity: 0.7; color: currentColor; }

/* ── Arrows (auto-hide) ──────────────────── */
.hvs-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%) translateX(0);
  z-index: 10;
  background: rgba(0,0,0,0.25);
  border: 1px solid rgba(255,255,255,0.3);
  color: #fff;
  width: 52px;
  height: 52px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  backdrop-filter: blur(6px);
  /* Auto-hide: invisible + shifted out by default */
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.35s ease, transform 0.35s ease, background 0.25s ease, border-color 0.25s ease;
}

.hvs-arrow svg { width: 22px; height: 22px; }

.hvs-arrow-prev {
  left: clamp(1rem, 3vw, 2.5rem);
  transform: translateY(-50%) translateX(-12px);
}
.hvs-arrow-next {
  right: clamp(1rem, 3vw, 2.5rem);
  transform: translateY(-50%) translateX(12px);
}

/* Show on wrapper hover */
.hvs-slider-wrapper:hover .hvs-arrow {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(-50%) translateX(0);
}

.hvs-arrow:hover {
  background: var(--hvs-accent);
  border-color: var(--hvs-accent);
}

/* ── Sound Toggle Button ─────────────────── */
.hvs-sound-btn {
  position: absolute;
  bottom: 1.6rem;
  left: clamp(1.5rem, 4vw, 3rem);
  z-index: 10;
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid rgba(255,255,255,0.4);
  background: rgba(0,0,0,0.3);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  backdrop-filter: blur(6px);
  transition: background 0.25s ease, border-color 0.25s ease, transform 0.2s ease;
}

.hvs-sound-btn svg {
  width: 16px;
  height: 16px;
  pointer-events: none;
}

.hvs-sound-btn:hover {
  background: var(--hvs-accent);
  border-color: var(--hvs-accent);
  transform: scale(1.1);
}

.hvs-sound-btn .hvs-icon-sound { display: none; }
.hvs-sound-btn .hvs-icon-muted { display: block; }

.hvs-sound-btn.hvs-sound-on .hvs-icon-sound { display: block; }
.hvs-sound-btn.hvs-sound-on .hvs-icon-muted { display: none; }

/* ── Dots ────────────────────────────────── */
.hvs-dots {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  z-index: 10;
  display: flex;
  gap: 10px;
  align-items: center;
}

.hvs-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.4);
  border: none;
  cursor: pointer;
  transition: all 0.3s ease;
  padding: 0;
}

.hvs-dot.active {
  background: var(--hvs-accent);
  width: 28px;
  border-radius: 4px;
}

.hvs-dot:hover:not(.active) { background: rgba(255,255,255,0.75); }

/* ── Progress Bar ────────────────────────── */
.hvs-progress-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: rgba(255,255,255,0.15);
  z-index: 10;
  overflow: hidden;
}

/* Progress is now driven by JS (width % via timeupdate / polling)      */
/* CSS animation class kept only for static-image fallback slides       */
.hvs-progress-fill {
  height: 100%;
  width: 0%;
  background: var(--hvs-accent);
  transform-origin: left;
  /* No default transition — JS sets it per-mode */
}

/* ── Slide Counter ────────────────────────── */
.hvs-slide-counter {
  position: absolute;
  bottom: 1.8rem;
  right: clamp(1.5rem, 4vw, 3rem);
  z-index: 10;
  color: rgba(255,255,255,0.7);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  display: flex;
  align-items: center;
  gap: 4px;
}

.hvs-counter-current { color: #fff; font-size: 1rem; }
.hvs-counter-sep { opacity: 0.4; }

/* ── Scroll indicator ─────────────────────── */
.hvs-scroll-hint {
  position: absolute;
  bottom: 2rem;
  left: clamp(1.5rem, 4vw, 3rem);
  z-index: 10;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  color: rgba(255,255,255,0.6);
  font-size: 0.65rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.hvs-scroll-hint::after {
  content: '';
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.6), transparent);
  animation: hvs-scroll-line 2s ease-in-out infinite;
}

@keyframes hvs-scroll-line {
  0%,100% { opacity: 0.6; transform: scaleY(1); }
  50%      { opacity: 1;   transform: scaleY(0.6); }
}

/* ── Tablet layout ───────────────────────── */
@media (min-width: 769px) and (max-width: 1024px) {
  .hvs-content {
    padding: clamp(2rem, 5vw, 4rem) clamp(2rem, 6vw, 5rem);
  }

  .hvs-slide-title { font-size: clamp(1.8rem, 4vw, 3rem); }
}

/* ── Mobile layout ───────────────────────── */
@media (max-width: 768px) {
  .hvs-arrow { display: none; }

  /* Ensure wrapper fills full viewport height on mobile */
  .hvs-slider-wrapper {
    height: 100svh !important; /* svh = small viewport height, avoids browser chrome issues */
  }

  .hvs-content {
    padding: 2rem 1.5rem;
    align-items: center;        /* center vertically on mobile */
    justify-content: center;
    text-align: center;
    padding-bottom: 5rem;
  }

  /* Override per-slide alignment on small screens → always center */
  .hvs-content.hvs-align-left,
  .hvs-content.hvs-align-right {
    justify-content: center;
    text-align: center;
  }

  .hvs-slide-title { font-size: clamp(1.5rem, 8vw, 2.5rem); }

  .hvs-slide-desc { max-width: 100%; }

  /* Fallback image for slides that opt out of mobile video */
  .hvs-slide[data-mobile-video="0"] .hvs-video,
  .hvs-slide[data-mobile-video="0"] .hvs-youtube-bg {
    display: none;
  }
  .hvs-slide[data-mobile-video="0"] .hvs-fallback-mobile {
    display: block !important;
  }

  .hvs-slide-btns {
    flex-direction: column;
    align-items: center;
  }
  .hvs-btn { width: 100%; max-width: 280px; }

  .hvs-dots { bottom: 1.2rem; }
  .hvs-slide-counter { display: none; }

  /* Sound button: bottom-right so it doesn't clash with dots */
  .hvs-sound-btn {
    left: auto;
    right: 1rem;
    bottom: 1rem;
  }
}

/* ── No slides fallback ───────────────────── */
.hvs-no-slides {
  padding: 2rem;
  background: #f0f0f0;
  border: 2px dashed #ccc;
  text-align: center;
  color: #666;
  border-radius: 4px;
}

h1.hvs-slide-title {
    color: #fff;
    line-height: 3.75rem !important;
}