/* ============================================
   FUSIONAURA STUDIO — Cinematic Brand Section
   Dark glass, neon gradients, energy waves,
   particles, parallax, premium studio reveal
   ============================================ */

/* ---------- CSS VARIABLES ---------- */
:root {
  --fa-primary: #7c3aed;
  --fa-secondary: #ec4899;
  --fa-accent: #06b6d4;
  --fa-neon-blue: #00d4ff;
  --fa-neon-purple: #a855f7;
  --fa-neon-pink: #f472b6;
  --fa-dark: #0a0a1a;
  --fa-glass: rgba(255, 255, 255, 0.04);
  --fa-glass-border: rgba(255, 255, 255, 0.08);
  --fa-glow-purple: rgba(124, 58, 237, 0.4);
  --fa-glow-pink: rgba(236, 72, 153, 0.3);
  --fa-glow-cyan: rgba(6, 182, 212, 0.3);
}

/* ---------- HERO CREDIT LINE ---------- */
.hero-fusionaura-credit {
  margin-top: 1.2rem;
  font-family: 'Poppins', sans-serif;
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.35);
  text-align: center;
  opacity: 0;
  animation: faCreditFadeIn 1.5s ease forwards 3s;
}

.hero-fusionaura-credit a {
  color: rgba(168, 85, 247, 0.5);
  text-decoration: none;
  transition: color 0.3s ease;
}

.hero-fusionaura-credit a:hover {
  color: rgba(168, 85, 247, 0.85);
}

@keyframes faCreditFadeIn {
  to { opacity: 1; }
}

/* ==========================================
   THE FUSIONAURA EXPERIENCE — MAIN SECTION
   ========================================== */
.fusionaura-section {
  position: relative;
  min-height: 100vh;
  overflow: hidden;
  background: var(--fa-dark);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 6rem 2rem;
  z-index: 1;
}

/* ---------- BACKGROUND LAYERS ---------- */
.fa-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.fa-gradient-layer {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 80% 60% at 20% 50%, rgba(124, 58, 237, 0.12) 0%, transparent 70%),
    radial-gradient(ellipse 60% 80% at 80% 50%, rgba(236, 72, 153, 0.1) 0%, transparent 70%),
    radial-gradient(ellipse 50% 50% at 50% 80%, rgba(6, 182, 212, 0.08) 0%, transparent 60%);
}

.fa-fog-layer {
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 100% 40% at 30% 90%, rgba(124, 58, 237, 0.06) 0%, transparent 60%),
    radial-gradient(ellipse 100% 40% at 70% 10%, rgba(236, 72, 153, 0.05) 0%, transparent 60%);
  animation: faFogDrift 20s ease-in-out infinite alternate;
}

@keyframes faFogDrift {
  0% { transform: translateX(-20px) scale(1); opacity: 0.6; }
  100% { transform: translateX(20px) scale(1.05); opacity: 1; }
}

.fa-grid-overlay {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at 50% 50%, black 30%, transparent 70%);
}

/* Canvas for particles */
.fa-particles-canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 1;
}

/* Floating neon lines */
.fa-neon-lines {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 2;
}

.fa-neon-line {
  position: absolute;
  height: 1px;
  border-radius: 1px;
  opacity: 0;
}

.fa-neon-line-1 {
  top: 20%;
  left: -10%;
  width: 40%;
  background: linear-gradient(90deg, transparent, var(--fa-neon-blue), transparent);
}

.fa-neon-line-2 {
  top: 60%;
  right: -10%;
  width: 35%;
  background: linear-gradient(90deg, transparent, var(--fa-neon-purple), transparent);
}

.fa-neon-line-3 {
  bottom: 30%;
  left: 10%;
  width: 25%;
  background: linear-gradient(90deg, transparent, var(--fa-neon-pink), transparent);
}

.fa-neon-line-4 {
  top: 40%;
  left: 30%;
  width: 20%;
  background: linear-gradient(90deg, transparent, var(--fa-neon-blue), transparent);
  transform: rotate(-15deg);
}

/* ---------- MAIN CONTENT CONTAINER ---------- */
.fa-content {
  position: relative;
  z-index: 10;
  display: flex;
  align-items: center;
  gap: 4rem;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
}

/* ---------- LEFT SIDE — LOGO AREA ---------- */
.fa-logo-area {
  flex: 0 0 340px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}

.fa-logo-container {
  position: relative;
  width: 280px;
  height: 280px;
  display: flex;
  align-items: center;
  justify-content: center;
}

/* Rotating light ring — outer cyan, inner purple (matches reference) */
.fa-light-ring {
  position: absolute;
  inset: -8px;
  border-radius: 50%;
  border: 1.5px solid rgba(6, 182, 212, 0.35);
  border-top-color: var(--fa-neon-blue);
  border-right-color: rgba(6, 182, 212, 0.6);
  animation: faRingSpin 25s linear infinite;
  filter: drop-shadow(0 0 6px var(--fa-glow-cyan));
}

.fa-light-ring::before {
  content: '';
  position: absolute;
  inset: 18px;
  border-radius: 50%;
  border: 1.5px solid rgba(168, 85, 247, 0.2);
  border-bottom-color: rgba(168, 85, 247, 0.5);
  border-left-color: rgba(168, 85, 247, 0.4);
  animation: faRingSpin 35s linear infinite reverse;
  filter: drop-shadow(0 0 6px var(--fa-glow-purple));
}

.fa-light-ring::after {
  content: '';
  position: absolute;
  inset: 40px;
  border-radius: 50%;
  border: 1px solid rgba(124, 58, 237, 0.1);
  border-top-color: rgba(168, 85, 247, 0.25);
  border-right-color: rgba(6, 182, 212, 0.15);
  animation: faRingSpin 18s linear infinite;
  filter: drop-shadow(0 0 3px var(--fa-glow-purple));
}

@keyframes faRingSpin {
  to { transform: rotate(360deg); }
}

/* Energy pulse */
.fa-energy-pulse {
  position: absolute;
  inset: 40px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(124, 58, 237, 0.1) 0%, transparent 70%);
  animation: faEnergyPulse 3s ease-in-out infinite;
}

@keyframes faEnergyPulse {
  0%, 100% { transform: scale(1); opacity: 0.5; }
  50% { transform: scale(1.15); opacity: 1; }
}

/* Particle orbits (CSS-driven) */
.fa-orbit-dot {
  position: absolute;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--fa-neon-blue);
  box-shadow: 0 0 8px var(--fa-neon-blue), 0 0 20px var(--fa-glow-cyan);
  top: 50%;
  left: 50%;
}

.fa-orbit-dot:nth-child(1) {
  animation: faOrbit1 6s linear infinite;
}
.fa-orbit-dot:nth-child(2) {
  background: var(--fa-neon-purple);
  box-shadow: 0 0 8px var(--fa-neon-purple), 0 0 20px var(--fa-glow-purple);
  animation: faOrbit2 8s linear infinite;
}
.fa-orbit-dot:nth-child(3) {
  background: var(--fa-neon-pink);
  box-shadow: 0 0 8px var(--fa-neon-pink), 0 0 20px var(--fa-glow-pink);
  animation: faOrbit3 10s linear infinite;
}

@keyframes faOrbit1 {
  0% { transform: rotate(0deg) translateX(120px) rotate(0deg); }
  100% { transform: rotate(360deg) translateX(120px) rotate(-360deg); }
}
@keyframes faOrbit2 {
  0% { transform: rotate(120deg) translateX(100px) rotate(-120deg); }
  100% { transform: rotate(480deg) translateX(100px) rotate(-480deg); }
}
@keyframes faOrbit3 {
  0% { transform: rotate(240deg) translateX(130px) rotate(-240deg); }
  100% { transform: rotate(600deg) translateX(130px) rotate(-600deg); }
}

/* Logo glow text */
.fa-logo-glow {
  position: relative;
  z-index: 2;
  text-align: center;
}

.fa-logo-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.8rem;
  position: relative;
}

.fa-crystal-star {
  width: 64px;
  height: 64px;
  filter: drop-shadow(0 0 18px rgba(168, 85, 247, 0.6)) drop-shadow(0 0 40px rgba(168, 85, 247, 0.3));
  animation: faCrystalPulse 3s ease-in-out infinite alternate;
}

@keyframes faCrystalPulse {
  0% {
    filter: drop-shadow(0 0 12px rgba(168, 85, 247, 0.5)) drop-shadow(0 0 30px rgba(168, 85, 247, 0.2));
    transform: scale(1);
  }
  100% {
    filter: drop-shadow(0 0 24px rgba(168, 85, 247, 0.8)) drop-shadow(0 0 60px rgba(168, 85, 247, 0.35)) drop-shadow(0 0 80px rgba(6, 182, 212, 0.15));
    transform: scale(1.08);
  }
}

.fa-logo-text {
  font-family: 'Poppins', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  background: linear-gradient(135deg, #fff 0%, rgba(168, 85, 247, 0.9) 50%, var(--fa-neon-blue) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.fa-logo-sub {
  font-family: 'Poppins', sans-serif;
  font-size: 0.55rem;
  font-weight: 300;
  letter-spacing: 0.35em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.3);
  margin-top: 0.3rem;
}

/* ---------- RIGHT SIDE — TEXT CONTENT ---------- */
.fa-text-area {
  flex: 1;
  min-width: 0;
}

.fa-section-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: 'Poppins', sans-serif;
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: var(--fa-neon-blue);
  margin-bottom: 1rem;
  opacity: 0;
}

.fa-section-tag::before {
  content: '';
  width: 24px;
  height: 1px;
  background: linear-gradient(90deg, var(--fa-neon-blue), transparent);
}

.fa-title {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(2rem, 4vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  margin-bottom: 1.5rem;
  color: #fff;
  opacity: 0;
}

.fa-title em {
  font-style: normal;
  background: linear-gradient(135deg, var(--fa-neon-blue), var(--fa-neon-purple), var(--fa-neon-pink));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Typing text area */
.fa-typing-container {
  min-height: 3.5rem;
  margin-bottom: 2rem;
  opacity: 0;
}

.fa-typing-text {
  font-family: 'Poppins', sans-serif;
  font-size: clamp(0.95rem, 1.8vw, 1.25rem);
  font-weight: 300;
  color: rgba(255, 255, 255, 0.6);
  line-height: 1.6;
  border-right: 2px solid var(--fa-neon-purple);
  padding-right: 4px;
  white-space: nowrap;
  overflow: hidden;
  display: inline-block;
}

.fa-typing-text.typing-done {
  border-right-color: transparent;
}

@keyframes faBlink {
  0%, 50% { border-right-color: var(--fa-neon-purple); }
  51%, 100% { border-right-color: transparent; }
}

.fa-typing-text:not(.typing-done) {
  animation: faBlink 0.8s step-end infinite;
}

/* Taglines */
.fa-taglines {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  margin-bottom: 2.5rem;
  opacity: 0;
}

.fa-tagline {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 1rem;
  font-family: 'Poppins', sans-serif;
  font-size: 0.7rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  color: rgba(255, 255, 255, 0.45);
  border: 1px solid var(--fa-glass-border);
  border-radius: 100px;
  background: var(--fa-glass);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  transition: all 0.3s ease;
}

.fa-tagline:hover {
  border-color: rgba(168, 85, 247, 0.3);
  color: rgba(255, 255, 255, 0.7);
  background: rgba(168, 85, 247, 0.08);
}

.fa-tagline-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--fa-neon-purple);
  box-shadow: 0 0 6px var(--fa-glow-purple);
}

/* CTA Button */
.fa-cta-wrap {
  opacity: 0;
}

.fa-cta-btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 0.8rem;
  padding: 1rem 2.2rem;
  font-family: 'Poppins', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: #fff;
  background: linear-gradient(135deg, rgba(124, 58, 237, 0.3), rgba(236, 72, 153, 0.2));
  border: 1px solid rgba(168, 85, 247, 0.3);
  border-radius: 60px;
  cursor: pointer;
  overflow: hidden;
  text-decoration: none;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.fa-cta-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: 60px;
  background: linear-gradient(135deg, var(--fa-neon-purple), var(--fa-neon-pink));
  opacity: 0;
  transition: opacity 0.4s ease;
}

.fa-cta-btn:hover::before {
  opacity: 0.2;
}

.fa-cta-btn:hover {
  border-color: rgba(168, 85, 247, 0.6);
  box-shadow:
    0 0 30px var(--fa-glow-purple),
    0 0 60px rgba(124, 58, 237, 0.15),
    inset 0 0 30px rgba(124, 58, 237, 0.1);
  transform: translateY(-2px);
}

.fa-cta-btn-text {
  position: relative;
  z-index: 1;
}

.fa-cta-btn-icon {
  position: relative;
  z-index: 1;
  font-size: 1.1rem;
  transition: transform 0.3s ease;
}

.fa-cta-btn:hover .fa-cta-btn-icon {
  transform: translateX(4px);
}

/* Ripple effect */
.fa-cta-btn .fa-ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(168, 85, 247, 0.3);
  transform: scale(0);
  animation: faRipple 0.6s linear;
  pointer-events: none;
}

@keyframes faRipple {
  to { transform: scale(4); opacity: 0; }
}

/* ---------- LIGHT SWEEP ---------- */
.fa-light-sweep {
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.03),
    rgba(255, 255, 255, 0.06),
    rgba(255, 255, 255, 0.03),
    transparent
  );
  transform: skewX(-15deg);
  pointer-events: none;
  z-index: 5;
}

/* ---------- DIVIDER GLOW ---------- */
.fa-divider-glow {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 5%, var(--fa-neon-purple) 30%, var(--fa-neon-blue) 50%, var(--fa-neon-pink) 70%, transparent 95%);
  opacity: 0.4;
  z-index: 10;
}

.fa-divider-glow::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40px;
  background: linear-gradient(0deg, rgba(124, 58, 237, 0.08) 0%, transparent 100%);
}

/* ==========================================
   FOOTER FUSIONAURA CREDIT
   ========================================== */
.footer-fusionaura {
  text-align: center;
  padding: 2rem 0 0.5rem;
  position: relative;
}

.footer-fa-glow-line {
  width: 200px;
  height: 1px;
  margin: 0 auto 1.2rem;
  background: linear-gradient(90deg, transparent, var(--fa-neon-purple), var(--fa-neon-blue), var(--fa-neon-purple), transparent);
  opacity: 0.5;
  position: relative;
}

.footer-fa-glow-line::after {
  content: '';
  position: absolute;
  inset: -4px 0;
  background: linear-gradient(90deg, transparent, var(--fa-glow-purple), var(--fa-glow-cyan), var(--fa-glow-purple), transparent);
  filter: blur(4px);
  animation: faFooterPulse 3s ease-in-out infinite;
}

@keyframes faFooterPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.8; }
}

.footer-fa-name {
  font-family: 'Poppins', sans-serif;
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  background: linear-gradient(135deg, #fff, rgba(168, 85, 247, 0.8));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 0.3rem;
}

.footer-fa-role {
  font-family: 'Poppins', sans-serif;
  font-size: 0.65rem;
  font-weight: 300;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.3);
  margin-bottom: 0.2rem;
}

.footer-fa-link {
  font-family: 'Poppins', sans-serif;
  font-size: 0.6rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: rgba(168, 85, 247, 0.4);
  text-decoration: none;
  transition: color 0.3s ease;
}

.footer-fa-link:hover {
  color: rgba(168, 85, 247, 0.8);
}

/* ==========================================
   RESPONSIVE
   ========================================== */
@media (max-width: 1024px) {
  .fa-content {
    flex-direction: column;
    text-align: center;
    gap: 3rem;
  }

  .fa-logo-area {
    flex: 0 0 auto;
  }

  .fa-logo-container {
    width: 220px;
    height: 220px;
  }

  .fa-taglines {
    justify-content: center;
  }

  .fa-cta-wrap {
    text-align: center;
  }

  .fa-section-tag {
    justify-content: center;
  }

  @keyframes faOrbit1 {
    0% { transform: rotate(0deg) translateX(95px) rotate(0deg); }
    100% { transform: rotate(360deg) translateX(95px) rotate(-360deg); }
  }
  @keyframes faOrbit2 {
    0% { transform: rotate(120deg) translateX(80px) rotate(-120deg); }
    100% { transform: rotate(480deg) translateX(80px) rotate(-480deg); }
  }
  @keyframes faOrbit3 {
    0% { transform: rotate(240deg) translateX(100px) rotate(-240deg); }
    100% { transform: rotate(600deg) translateX(100px) rotate(-600deg); }
  }
}

@media (max-width: 640px) {
  .fusionaura-section {
    padding: 4rem 1.2rem;
    min-height: auto;
  }

  .fa-logo-container {
    width: 180px;
    height: 180px;
  }

  .fa-crystal-star {
    width: 48px;
    height: 48px;
  }

  .fa-logo-text {
    font-size: 0.9rem;
  }

  .fa-typing-text {
    white-space: normal;
    border-right: none;
    animation: none;
  }

  .fa-tagline {
    font-size: 0.6rem;
    padding: 0.3rem 0.7rem;
  }

  .fa-cta-btn {
    padding: 0.85rem 1.8rem;
    font-size: 0.8rem;
  }

  @keyframes faOrbit1 {
    0% { transform: rotate(0deg) translateX(75px) rotate(0deg); }
    100% { transform: rotate(360deg) translateX(75px) rotate(-360deg); }
  }
  @keyframes faOrbit2 {
    0% { transform: rotate(120deg) translateX(65px) rotate(-120deg); }
    100% { transform: rotate(480deg) translateX(65px) rotate(-480deg); }
  }
  @keyframes faOrbit3 {
    0% { transform: rotate(240deg) translateX(80px) rotate(-240deg); }
    100% { transform: rotate(600deg) translateX(80px) rotate(-600deg); }
  }
}

/* ---------- PERFORMANCE: Reduced Motion ---------- */
@media (prefers-reduced-motion: reduce) {
  .fa-light-ring,
  .fa-light-ring::before,
  .fa-light-ring::after,
  .fa-orbit-dot,
  .fa-energy-pulse,
  .fa-fog-layer,
  .fa-typing-text,
  .fa-crystal-star {
    animation: none !important;
  }

  .fa-light-ring {
    border-color: rgba(168, 85, 247, 0.2);
  }
}