/* ===================================================
   ANIMATIONS.CSS — Keyframes & Animation States
   Reveals, shimmer, border-beam, blur-fade, blob-morph,
   gradient-text, marquee, clip-path
   Pellizzari Advocacia Estratégica v3.0
   =================================================== */

/* ============ Base Reveal States ============ */
[data-reveal] {
  opacity: 0;
  transform: translateY(40px);
  will-change: opacity, transform;
}

[data-reveal="left"] {
  transform: translateX(-60px);
}

[data-reveal="right"] {
  transform: translateX(60px);
}

[data-reveal="scale"] {
  transform: scale(0.85);
}

[data-reveal="none"] {
  transform: none;
}

[data-reveal].is-revealed {
  opacity: 1;
  transform: none;
}

/* ============ Stagger Children ============ */
[data-stagger-child] {
  opacity: 0;
  transform: translateY(30px);
  will-change: opacity, transform;
}

[data-stagger-child].is-revealed {
  opacity: 1;
  transform: none;
}

/* ============ Counter ============ */
[data-count-to] {
  font-variant-numeric: tabular-nums;
}

/* ============ Hero Blob Morphing ============ */
.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.35;
  pointer-events: none;
  z-index: 0;
}

.hero-blob-1 {
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(182, 162, 129, 0.25), transparent 70%);
  top: -10%;
  right: -10%;
  animation: blob-morph 15s ease-in-out infinite;
}

.hero-blob-2 {
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(182, 162, 129, 0.15), transparent 70%);
  bottom: -10%;
  left: -10%;
  animation: blob-morph 20s ease-in-out infinite reverse;
}

@keyframes blob-morph {
  0%, 100% {
    border-radius: 50%;
    transform: translate(0, 0) scale(1);
  }
  25% {
    border-radius: 40% 60% 55% 45%;
    transform: translate(20px, -15px) scale(1.05);
  }
  50% {
    border-radius: 55% 45% 40% 60%;
    transform: translate(-10px, 20px) scale(0.95);
  }
  75% {
    border-radius: 45% 55% 60% 40%;
    transform: translate(15px, 10px) scale(1.02);
  }
}

/* ============ Blur Fade ============ */
[data-blur-fade] {
  opacity: 0;
  filter: blur(8px);
  transform: translateY(12px);
  transition: opacity 0.8s var(--ease-out-expo),
              filter 0.8s var(--ease-out-expo),
              transform 0.8s var(--ease-out-expo);
}

[data-blur-fade].is-visible {
  opacity: 1;
  filter: blur(0);
  transform: translateY(0);
}

/* ============ Shimmer Effect ============ */
.shimmer {
  position: relative;
  overflow: hidden;
}

.shimmer::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.08),
    transparent
  );
  animation: shimmer-sweep 4s infinite;
  pointer-events: none;
}

@keyframes shimmer-sweep {
  0% { left: -100%; }
  100% { left: 100%; }
}

/* ============ Button Shimmer ============ */
.btn-shimmer {
  position: relative;
  overflow: hidden;
}

.btn-shimmer::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.3),
    transparent
  );
  animation: btn-shimmer-sweep 3s ease-in-out infinite;
  pointer-events: none;
}

@keyframes btn-shimmer-sweep {
  0% { left: -100%; }
  40% { left: 100%; }
  100% { left: 100%; }
}

/* ============ Border Beam ============ */
.border-beam {
  position: relative;
}

.border-beam::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  padding: 1.5px;
  background: conic-gradient(
    from var(--beam-angle, 0deg),
    transparent 70%,
    var(--dourado-fosco) 85%,
    transparent 100%
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box,
                linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  animation: beam-rotate 4s linear infinite;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s ease;
}

.border-beam:hover::before {
  opacity: 1;
}

@keyframes beam-rotate {
  to { --beam-angle: 360deg; }
}

@property --beam-angle {
  syntax: '<angle>';
  initial-value: 0deg;
  inherits: false;
}

/* ============ Gradient Text (Static) ============ */
.gradient-text {
  background: linear-gradient(135deg, var(--dourado-fosco), #d4c4a8);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ============ Clip-Path Reveal ============ */
[data-clip-reveal] {
  clip-path: inset(10% 0 10% 0);
  transition: clip-path 1.2s var(--ease-out-expo);
}

[data-clip-reveal].is-revealed {
  clip-path: inset(0 0 0 0);
}

/* ============ Scroll Indicator ============ */
.scroll-indicator {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-top: 3rem;
  opacity: 0.6;
  animation: scroll-bounce 2s ease-in-out infinite;
}

.scroll-indicator__text {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--branco);
}

.scroll-indicator__arrow {
  width: 24px;
  height: 24px;
  border-right: 2px solid var(--branco);
  border-bottom: 2px solid var(--branco);
  transform: rotate(45deg);
}

@keyframes scroll-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(10px); }
}

/* ============ Reading Progress Bar ============ */
.reading-progress {
  position: fixed;
  top: var(--header-height);
  left: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--dourado-fosco), #d4c4a8);
  z-index: 999;
  transform-origin: left;
  transform: scaleX(0);
  width: 100%;
  transition: none;
}

/* ============ Responsive ============ */
@media (max-width: 768px) {
  .hero-blob {
    display: none;
  }

  .scroll-indicator {
    display: none;
  }
}

/* ============ Reduced Motion ============ */
@media (prefers-reduced-motion: reduce) {
  [data-reveal],
  [data-stagger-child] {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }

  [data-blur-fade] {
    opacity: 1 !important;
    filter: none !important;
    transform: none !important;
    transition: none !important;
  }

  [data-clip-reveal] {
    clip-path: none !important;
    transition: none !important;
  }

  .hero-blob,
  .shimmer::after,
  .btn-shimmer::before,
  .border-beam::before {
    animation: none !important;
  }

  .hero-blob {
    display: none;
  }

  .scroll-indicator {
    animation: none !important;
  }

  .gradient-text {
    -webkit-text-fill-color: var(--dourado-fosco);
    background: none;
  }

  .marquee__track {
    animation: none !important;
  }

  .reading-progress {
    transition: transform 0.1s linear !important;
  }
}