/* ============================================================
   SQ INTERACTIVE — LAB PAGE STYLES
   ============================================================ */

/* ══════════════════════════════════════════
   HERO
══════════════════════════════════════════ */

.lb-hero {
  position: relative;
  min-height: 85vh;
  max-height: 900px;
  display: flex;
  align-items: center;
  padding-top: var(--sq-nav-height);
  overflow: hidden;
}

@media (max-width: 640px) {
  .lb-hero {
    min-height: 70vh;
    max-height: 600px;
  }
}

.lb-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background: var(--sq-bg-deep);
}

.lb-hero__video {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  z-index: 1;
  opacity: 0.45;
  pointer-events: none;
}

@media (prefers-reduced-motion: reduce) {
  .lb-hero__video { display: none; }
}

.lb-hero__overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(to bottom, rgba(10,10,10,0.45) 0%, rgba(10,10,10,0.65) 60%, rgba(10,10,10,0.92) 100%);
  pointer-events: none;
}

.lb-hero__overlay::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 50% at 50% -10%, rgba(212,175,55,0.10) 0%, transparent 60%), radial-gradient(ellipse 40% 40% at 85% 90%, rgba(212,175,55,0.04) 0%, transparent 55%);
  pointer-events: none;
}

.lb-hero__overlay::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.012) 1px, transparent 1px), linear-gradient(90deg, rgba(255,255,255,0.012) 1px, transparent 1px);
  background-size: 72px 72px;
  pointer-events: none;
}

.lb-hero__content {
  position: relative;
  z-index: 3;
  width: 100%;
  max-width: var(--sq-max-width);
  margin-inline: auto;
  padding-inline: var(--sq-space-6);
  padding-block: var(--sq-space-16) var(--sq-space-12);
  display: grid;
  grid-template-columns: 1fr;
  align-items: center;
  gap: var(--sq-space-10);
}

@media (min-width: 900px) {
  .lb-hero__content {
    grid-template-columns: 1fr auto;
    gap: var(--sq-space-16);
  }
}

@media (min-width: 768px) {
  .lb-hero__content { padding-inline: var(--sq-space-8); }
}

@media (min-width: 1280px) {
  .lb-hero__content { padding-inline: var(--sq-space-12); }
}

.lb-hero__breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--sq-space-3);
  font-size: var(--sq-text-xs);
  color: var(--sq-text-muted);
  letter-spacing: 0.08em;
}

.lb-hero__breadcrumb-home {
  color: var(--sq-text-secondary);
  text-decoration: none;
  transition: color var(--sq-duration-fast);
}

.lb-hero__breadcrumb-home:hover {
  color: var(--sq-text-strong);
}

.lb-hero__breadcrumb-sep {
  color: var(--sq-text-muted);
}

.lb-hero__text {
  min-width: 0;
}

.lb-hero__logo-panel {
  display: none;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  margin-bottom: 2.5rem;
}

@media (min-width: 900px) {
  .lb-hero__logo-panel { display: flex; }
}

.lb-hero__logo-img {
  width: clamp(180px, 18vw, 280px);
  height: auto;
  opacity: 0.92;
  filter: drop-shadow(0 0 40px rgba(212,175,55,0.18));
  object-fit: contain;
}

.lb-hero__heading {
  font-size: clamp(2rem, 5vw, 5rem);
  font-weight: 600;
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--sq-text-strong);
  max-width: 13ch;
}

@media (max-width: 480px) {
  .lb-hero__heading {
    font-size: clamp(1.75rem, 4.5vw, 2.5rem);
    max-width: 12ch;
  }
}

.lb-hero__heading em {
  font-style: normal;
  color: var(--sq-gold);
}

.lb-hero__subheading {
  margin-top: var(--sq-space-6);
  font-size: clamp(0.95rem, 1.8vw, var(--sq-text-lg));
  color: var(--sq-text-secondary);
  max-width: 50ch;
  line-height: var(--sq-leading-loose);
}

@media (max-width: 480px) {
  .lb-hero__subheading {
    font-size: 0.9rem;
    margin-top: var(--sq-space-4);
  }
}

.lb-hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sq-space-4);
  align-items: center;
  margin-top: var(--sq-space-10);
}

@media (max-width: 480px) {
  .lb-hero__actions {
    flex-direction: column;
    gap: var(--sq-space-3);
    margin-top: var(--sq-space-6);
    width: 100%;
  }
  .lb-hero__actions .sq-btn {
    width: 100%;
  }
}

.lb-hero__badge {
  display: inline-block;
  padding: var(--sq-space-2) var(--sq-space-4);
  background: rgba(212, 175, 55, 0.1);
  border: 1px solid rgba(212, 175, 55, 0.3);
  border-radius: var(--sq-radius-full);
  margin-top: var(--sq-space-4);
}

.lb-hero__badge-text {
  font-size: var(--sq-text-xs);
  color: var(--sq-gold);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.lb-hero__scroll-hint {
  position: absolute;
  bottom: var(--sq-space-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sq-space-2);
  color: var(--sq-text-muted);
  font-size: var(--sq-text-xs);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  z-index: 3;
  animation: sq-bounce 2.4s ease-in-out infinite;
}

@media (max-width: 640px) {
  .lb-hero__scroll-hint {
    display: none;
  }
}

@keyframes sq-bounce {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50% { transform: translateX(-50%) translateY(7px); }
}

/* ══════════════════════════════════════════
   SECTION CONTAINER
══════════════════════════════════════════ */

.lb-section-inner {
  max-width: var(--sq-max-width);
  margin-inline: auto;
  padding-inline: var(--sq-space-6);
  padding-block: var(--sq-space-20);
}

@media (min-width: 768px) {
  .lb-section-inner { padding-inline: var(--sq-space-8); padding-block: var(--sq-space-24); }
}

@media (min-width: 1280px) {
  .lb-section-inner { padding-inline: var(--sq-space-12); }
}

.lb-section-header {
  margin-bottom: var(--sq-space-12);
}

.lb-section-header .sq-label {
  margin-bottom: var(--sq-space-2);
}

.lb-section-header h2 {
  font-size: clamp(1.75rem, 3.5vw, var(--sq-text-4xl));
  color: var(--sq-text-strong);
  margin-bottom: var(--sq-space-4);
  line-height: var(--sq-leading-tight);
}

@media (max-width: 480px) {
  .lb-section-header h2 {
    font-size: 1.5rem;
  }
}

/* ══════════════════════════════════════════
   ABOUT LAB
══════════════════════════════════════════ */

.lb-about {
  background: var(--sq-bg-deep);
  border-top: 1px solid var(--sq-border-subtle);
  border-bottom: 1px solid var(--sq-border-subtle);
}

.lb-about-content {
  display: flex;
  flex-direction: column;
  gap: var(--sq-space-6);
}

.lb-about-text {
  font-size: clamp(0.95rem, 1.8vw, var(--sq-text-lg));
  color: var(--sq-text-secondary);
  line-height: var(--sq-leading-loose);
  max-width: 70ch;
}

@media (max-width: 480px) {
  .lb-about-text {
    font-size: 0.95rem;
  }
}

/* ══════════════════════════════════════════
   FOCUS AREAS
══════════════════════════════════════════ */

.lb-focus {
  background: var(--sq-surface);
  border-bottom: 1px solid var(--sq-border);
}

.lb-focus-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sq-space-6);
}

@media (min-width: 480px) {
  .lb-focus-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .lb-focus-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sq-space-8);
  }
}

.lb-focus-card {
  display: flex;
  flex-direction: column;
  padding: var(--sq-space-6);
  background: var(--sq-bg-deep);
  border: 1px solid var(--sq-border);
  border-radius: var(--sq-radius-xl);
  transition: border-color var(--sq-duration-base) var(--sq-ease), transform var(--sq-duration-base) var(--sq-ease), box-shadow var(--sq-duration-base) var(--sq-ease);
}

@media (min-width: 480px) {
  .lb-focus-card { padding: var(--sq-space-8); }
}

.lb-focus-card:hover {
  border-color: var(--sq-gold-border);
  transform: translateY(-3px);
  box-shadow: 0 12px 40px rgba(0,0,0,0.4);
}

.lb-focus-card:focus-visible {
  outline: 2px solid var(--sq-gold);
  outline-offset: 3px;
}

.lb-focus-card__title {
  font-size: var(--sq-text-base);
  font-weight: 600;
  color: var(--sq-text-strong);
  margin-bottom: var(--sq-space-3);
  line-height: var(--sq-leading-tight);
}

.lb-focus-card__desc {
  font-size: var(--sq-text-sm);
  color: var(--sq-text-secondary);
  line-height: var(--sq-leading-base);
}

/* ══════════════════════════════════════════
   CROSS-LINKS (Other Worlds)
══════════════════════════════════════════ */

.lb-crosslinks {
  background: var(--sq-bg-deep);
  border-bottom: 1px solid var(--sq-border-subtle);
}

.lb-crosslinks-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--sq-space-4);
}

@media (min-width: 480px) {
  .lb-crosslinks-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 768px) {
  .lb-crosslinks-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--sq-space-6);
  }
}

/* ══════════════════════════════════════════
   FINAL CTA
══════════════════════════════════════════ */

.lb-final-cta {
  background: var(--sq-surface);
  border-bottom: 1px solid var(--sq-border);
  padding-block: var(--sq-space-24);
  text-align: center;
}

.lb-final-cta__content {
  max-width: 600px;
  margin-inline: auto;
  padding-inline: var(--sq-space-6);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sq-space-6);
}

@media (max-width: 480px) {
  .lb-final-cta__content {
    gap: var(--sq-space-4);
  }
}

.lb-final-cta__heading {
  font-size: clamp(1.5rem, 3.5vw, var(--sq-text-4xl));
  line-height: var(--sq-leading-snug);
  color: var(--sq-text-strong);
}

@media (max-width: 480px) {
  .lb-final-cta__heading {
    font-size: 1.375rem;
  }
}

.lb-final-cta__sub {
  font-size: var(--sq-text-base);
  color: var(--sq-text-secondary);
  line-height: var(--sq-leading-loose);
  max-width: 60ch;
}

/* ══════════════════════════════════════════
   CONTAINER - for footer compat
══════════════════════════════════════════ */

.sq-container {
  max-width: var(--sq-max-width);
  margin-inline: auto;
  padding-inline: var(--sq-space-6);
}

@media (min-width: 768px) {
  .sq-container { padding-inline: var(--sq-space-8); }
}

@media (min-width: 1280px) {
  .sq-container { padding-inline: var(--sq-space-12); }
}

/* ══════════════════════════════════════════
   MOBILE OPTIMIZATIONS
══════════════════════════════════════════ */

@media (max-width: 479px) {
  .lb-hero {
    padding-top: calc(var(--sq-nav-height) + var(--sq-space-4));
  }

  .lb-hero__content {
    padding-inline: var(--sq-space-4);
    gap: var(--sq-space-6);
  }

  .lb-hero__heading {
    max-width: 100%;
  }

  .lb-section-inner {
    padding-inline: var(--sq-space-4);
    padding-block: var(--sq-space-12);
  }

  .lb-section-header {
    margin-bottom: var(--sq-space-8);
  }

  .lb-section-header h2 {
    margin-bottom: var(--sq-space-3);
  }

  .lb-focus-card {
    padding: var(--sq-space-4);
  }
}

/* ══════════════════════════════════════════
   REDUCED MOTION
══════════════════════════════════════════ */

@media (prefers-reduced-motion: reduce) {
  .lb-hero__scroll-hint {
    animation: none;
  }

  .lb-focus-card,
  .sq-world-link {
    transition: none;
  }

  * {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}