/* ============================================
   ANGAVU INTELLIGENCE — Brand Watermark System
   v2.0 — DARK THEME
   ============================================ */

/* ── SVG Logo Component ── */
.angavu-logo-svg {
  display: inline-block;
  vertical-align: middle;
}

.angavu-logo-svg .iris-core {
  transition: filter 0.3s ease;
}

.angavu-logo-svg:hover .iris-core {
  filter: brightness(1.3);
}

/* ── Logo Pulse Animation ── */
@keyframes angavu-iris-pulse {
  0%, 100% {
    filter: brightness(1) drop-shadow(0 0 0px rgba(232, 168, 56, 0));
  }
  50% {
    filter: brightness(1.15) drop-shadow(0 0 8px rgba(232, 168, 56, 0.4));
  }
}

@keyframes angavu-glow-ring {
  0%, 100% {
    opacity: 0.3;
    transform: scale(1);
  }
  50% {
    opacity: 0.6;
    transform: scale(1.08);
  }
}

/* ── Live Watermark ── */
.angavu-watermark {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 5;
  pointer-events: none;
  opacity: 0.12;
  width: 80px;
  height: 80px;
  animation: angavu-watermark-pulse 5s ease-in-out infinite;
  will-change: opacity;
}

.angavu-watermark svg {
  width: 100%;
  height: 100%;
  filter: drop-shadow(0 2px 12px rgba(232, 168, 56, 0.2));
}

@keyframes angavu-watermark-pulse {
  0%, 100% {
    opacity: 0.12;
    transform: scale(1);
  }
  50% {
    opacity: 0.18;
    transform: scale(1.04);
  }
}

/* Watermark responsive */
@media (max-width: 768px) {
  .angavu-watermark {
    width: 50px;
    height: 50px;
    bottom: 12px;
    right: 12px;
  }
}

@media (min-width: 1400px) {
  .angavu-watermark {
    width: 100px;
    height: 100px;
    bottom: 32px;
    right: 32px;
  }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  .angavu-watermark {
    animation: none;
    opacity: 0.1;
  }
  .angavu-logo-svg .iris-core,
  .angavu-logo-svg {
    animation: none !important;
  }
}

/* ── Brand Header (enhanced nav-logo) ── */
.angavu-brand-header .nav-logo {
  gap: 0.625rem;
}

.angavu-brand-header .angavu-logo-svg {
  width: 2rem;
  height: 2rem;
  animation: angavu-iris-pulse 4s ease-in-out infinite;
}

.angavu-brand-header .nav-logo-text {
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--text-body, #F0F0F0);
  letter-spacing: -0.01em;
}

/* ── Brand Footer ── */
.angavu-brand-footer .footer-brand .angavu-logo-svg {
  width: 2.25rem;
  height: 2.25rem;
  margin-bottom: 0.5rem;
}

.angavu-brand-footer .footer-brand-name {
  font-size: 1.125rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.25rem;
}

.angavu-brand-footer .footer-brand-tagline {
  font-size: 0.8125rem;
  color: var(--text-muted, #A0AEC0);
  font-style: italic;
  margin-top: 0.5rem;
}

.angavu-brand-footer .footer-copyright {
  font-size: 0.75rem;
  color: var(--text-dim, #718096);
  margin-top: 0.75rem;
}

/* ── Hero Brand Banner (Homepage) — Dark ── */
.angavu-hero-banner {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #060E1A 0%, #0A1628 40%, #0F1D32 100%);
  padding: 6rem 2rem 5rem;
  min-height: 480px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.angavu-hero-banner .hero-bg-canvas {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

/* Animated data-flow particles */
.angavu-hero-banner .data-particle {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: rgba(232, 168, 56, 0.5);
  animation: angavu-particle-float linear infinite;
  will-change: transform, opacity;
}

@keyframes angavu-particle-float {
  0% {
    transform: translateY(0) translateX(0) scale(1);
    opacity: 0;
  }
  10% {
    opacity: 0.7;
  }
  90% {
    opacity: 0.7;
  }
  100% {
    transform: translateY(-400px) translateX(40px) scale(0.3);
    opacity: 0;
  }
}

/* Network connection lines */
.angavu-hero-banner .network-line {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(232, 168, 56, 0.2), transparent);
  animation: angavu-line-sweep 8s ease-in-out infinite;
  will-change: transform, opacity;
}

@keyframes angavu-line-sweep {
  0%, 100% {
    opacity: 0;
    transform: translateX(-100%);
  }
  30%, 70% {
    opacity: 1;
  }
  50% {
    transform: translateX(100%);
  }
}

.angavu-hero-banner .hero-content {
  position: relative;
  z-index: 1;
  text-align: center;
  max-width: 800px;
}

.angavu-hero-banner .hero-logo {
  display: flex;
  justify-content: center;
  margin-bottom: 2rem;
}

.angavu-hero-banner .hero-logo .angavu-logo-svg {
  width: 96px;
  height: 96px;
  animation: angavu-iris-pulse 3s ease-in-out infinite;
}

.angavu-hero-banner .hero-logo .angavu-logo-svg .outer-glow {
  animation: angavu-glow-ring 3s ease-in-out infinite;
}

.angavu-hero-banner h1 {
  font-family: var(--font-display, 'Playfair Display', Georgia, serif);
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 800;
  color: #fff;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 1rem;
  text-shadow: 0 2px 20px rgba(0, 0, 0, 0.3);
}

.angavu-hero-banner h1 .highlight {
  background: linear-gradient(135deg, #E8A838, #E8853D);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.angavu-hero-banner .hero-tagline {
  font-size: clamp(1rem, 2.5vw, 1.375rem);
  color: var(--text-muted, #A0AEC0);
  line-height: 1.6;
  margin-bottom: 1.5rem;
}

.angavu-hero-banner .hero-tagline-em {
  font-style: italic;
  color: var(--text-dim, #718096);
  font-size: 0.95em;
  display: block;
  margin-top: 0.5rem;
}

/* ── Print: hide watermark ── */
@media print {
  .angavu-watermark {
    display: none !important;
  }
}