/**
 * axsysTek Sandbox — Hero Section
 * Phase 1: CSS animated gradient mesh (#1950D7 → #0F3BAB)
 * Phase 2 (review): Image carousel (Bootstrap 5 carousel)
 * Phase 3 (final):  Video layer
 */

/* ── Hero Wrapper ──────────────────────────────────────────────────────── */
.section-hero {
  position: relative;
  min-height: var(--hero-min-height);
  display: flex;
  align-items: center;
  background: var(--hero-gradient);
  overflow: hidden;
  /* Push below fixed nav via negative margin — hero bleeds behind transparent nav */
  margin-top: calc(-1 * var(--nav-height));
  padding-top: calc(var(--nav-height) + var(--section-py-lg));
  padding-bottom: var(--section-py-lg);
}

/* ── Animated Gradient Mesh — Phase 1 ─────────────────────────────────── */
.section-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(58, 111, 232, 0.35) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 20%, rgba(232, 83, 10, 0.18) 0%, transparent 50%),
    radial-gradient(ellipse at 55% 85%, rgba(15, 59, 171, 0.40) 0%, transparent 55%);
  animation: hero-gradient-shift 12s ease-in-out infinite alternate;
  pointer-events: none;
}

@keyframes hero-gradient-shift {
  0%   { opacity: 0.7; transform: scale(1.00) translateX(0); }
  33%  { opacity: 0.9; transform: scale(1.02) translateX(-1%); }
  66%  { opacity: 0.8; transform: scale(1.01) translateX(1%); }
  100% { opacity: 1.0; transform: scale(1.03) translateX(0); }
}

/* Reduce motion: disable animation */
@media (prefers-reduced-motion: reduce) {
  .section-hero::before { animation: none; opacity: 0.8; }
}

/* ── Phase 2/3: Overlay for carousel/video (darkens media) ─────────────── */
.section-hero--media::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--hero-overlay);
  z-index: 1;
  pointer-events: none;
}

/* ── Hero Content ──────────────────────────────────────────────────────── */
.section-hero__content {
  position: relative;
  z-index: 2;
  max-width: var(--container-2xl);
  margin: 0 auto;
  padding: 0 var(--gutter);
  width: 100%;
}

.section-hero__inner {
  max-width: 720px;
}

/* ── Hero Overline Label ───────────────────────────────────────────────── */
.section-hero__label {
  font-family: var(--font-body);
  font-size: var(--text-xs);
  font-weight: var(--fw-bold);
  letter-spacing: var(--ls-widest);
  text-transform: uppercase;
  color: var(--color-orange);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  margin-bottom: var(--space-5);

  /* Entrance animation */
  opacity: 0;
  transform: translateY(16px);
  animation: hero-fade-up var(--duration-hero) var(--ease-out) forwards;
  animation-delay: 0ms;
}

.section-hero__label::before {
  content: '';
  display: block;
  width: 32px;
  height: 2px;
  background-color: var(--color-orange);
  flex-shrink: 0;
}

/* ── Hero Headline ─────────────────────────────────────────────────────── */
.section-hero__headline {
  font-family: var(--font-display);
  font-size: var(--text-hero);
  font-weight: var(--fw-extrabold);
  line-height: var(--lh-tight);
  letter-spacing: -0.02em;
  color: var(--hero-text);
  margin-bottom: var(--space-6);

  opacity: 0;
  transform: translateY(24px);
  animation: hero-fade-up var(--duration-hero) var(--ease-out) forwards;
  animation-delay: 120ms;
}

/* Italic emphasis word (Slalom pattern) */
.section-hero__headline em {
  font-style: italic;
  color: var(--color-white);
}

/* ── Hero Subtext ──────────────────────────────────────────────────────── */
.section-hero__subtext {
  font-size: var(--text-lg);
  line-height: var(--lh-relaxed);
  color: rgba(255, 255, 255, 0.82);
  margin-bottom: var(--space-10);
  max-width: 560px;

  opacity: 0;
  transform: translateY(20px);
  animation: hero-fade-up var(--duration-hero) var(--ease-out) forwards;
  animation-delay: 240ms;
}

/* ── Hero Actions ──────────────────────────────────────────────────────── */
.section-hero__actions {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;

  opacity: 0;
  transform: translateY(16px);
  animation: hero-fade-up var(--duration-hero) var(--ease-out) forwards;
  animation-delay: 360ms;
}

/* ── Hero Buttons ──────────────────────────────────────────────────────── */
.btn-hero-primary {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--btn-padding-y) var(--space-8);
  background: var(--color-orange);
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wide);
  text-decoration: none;
  border-radius: var(--btn-radius);
  border: 2px solid var(--color-orange);
  transition:
    background-color var(--duration-default) var(--ease-default),
    border-color var(--duration-default) var(--ease-default),
    transform var(--duration-fast) var(--ease-out),
    box-shadow var(--duration-default) var(--ease-default);
}

.btn-hero-primary:hover {
  background: var(--color-orange-lt);
  border-color: var(--color-orange-lt);
  color: var(--color-white);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(232, 83, 10, 0.35);
  text-decoration: none;
}

.btn-hero-ghost {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--btn-padding-y) var(--space-8);
  background: transparent;
  color: var(--color-white);
  font-family: var(--font-body);
  font-size: var(--text-base);
  font-weight: var(--fw-semibold);
  letter-spacing: var(--ls-wide);
  text-decoration: none;
  border-radius: var(--btn-radius);
  border: 2px solid rgba(255, 255, 255, 0.55);
  transition:
    border-color var(--duration-default) var(--ease-default),
    background-color var(--duration-default) var(--ease-default),
    transform var(--duration-fast) var(--ease-out);
}

.btn-hero-ghost:hover {
  border-color: var(--color-white);
  background: rgba(255, 255, 255, 0.10);
  color: var(--color-white);
  transform: translateY(-2px);
  text-decoration: none;
}

/* ── Phase 2: Carousel Controls ─────────────────────────────────────────── */
.section-hero--carousel .carousel-indicators {
  bottom: var(--space-8);
  margin-bottom: 0;
  gap: var(--space-2);
}

.section-hero--carousel .carousel-indicators [data-bs-target] {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: rgba(255, 255, 255, 0.40);
  border: none;
  opacity: 1;
  transition: background-color var(--duration-default) var(--ease-default),
              transform var(--duration-default) var(--ease-default);
}

.section-hero--carousel .carousel-indicators .active {
  background-color: var(--color-orange);
  transform: scale(1.3);
}

.section-hero--carousel .carousel-control-prev,
.section-hero--carousel .carousel-control-next {
  width: 48px;
  opacity: 0.5;
  transition: opacity var(--duration-default) var(--ease-default);
}

.section-hero--carousel .carousel-control-prev:hover,
.section-hero--carousel .carousel-control-next:hover {
  opacity: 1;
}

/* ── Phase 3: Video Background ─────────────────────────────────────────── */
.section-hero__video {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.section-hero__video video {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ── Entrance Animation ────────────────────────────────────────────────── */
@keyframes hero-fade-up {
  from {
    opacity: 0;
    transform: translateY(var(--ty, 20px));
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ── Responsive ────────────────────────────────────────────────────────── */
@media (max-width: 767px) {
  .section-hero {
    min-height: 520px;
    padding-top: calc(var(--nav-height-mobile) + var(--space-12));
    padding-bottom: var(--space-12);
  }

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

  .btn-hero-primary,
  .btn-hero-ghost {
    width: 100%;
    justify-content: center;
  }
}