/* css/animations.css */
/* Subtle, luxurious animations and effects for https://www.mehakbhatt.com/ */
/* Includes fade-ins, scroll reveals, hover enhancements, and keyframe animations */
/* Works with AOS library (recommended) or pure CSS where possible */

:root {
  --transition-fast: 0.3s ease;
  --transition-medium: 0.5s ease;
  --transition-slow: 0.8s ease;
  --easing: cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* ==================== GLOBAL TRANSITIONS ==================== */
/* Apply smooth transitions to common interactive elements */
a,
button,
.gallery-item,
.service-card,
.rate-card,
.filter-btn,
.btn-primary,
.form-group input,
.form-group textarea,
.lightbox-prev,
.lightbox-next,
.lightbox-close {
  transition: all var(--transition-medium) var(--easing);
}

/* ==================== KEYFRAME ANIMATIONS ==================== */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(60px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeInLeft {
  from {
    opacity: 0;
    transform: translateX(-60px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes fadeInRight {
  from {
    opacity: 0;
    transform: translateX(60px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

@keyframes pulseGlow {
  0% {
    box-shadow: 0 0 10px rgba(196, 30, 62, 0.3);
  }
  50% {
    box-shadow: 0 0 30px rgba(196, 30, 62, 0.6);
  }
  100% {
    box-shadow: 0 0 10px rgba(196, 30, 62, 0.3);
  }
}

@keyframes float {
  0% {
    transform: translateY(0px);
  }
  50% {
    transform: translateY(-15px);
  }
  100% {
    transform: translateY(0px);
  }
}

@keyframes shimmer {
  0% {
    background-position: -200px 0;
  }
  100% {
    background-position: calc(200px + 100%) 0;
  }
}

/* ==================== PURE CSS ANIMATION CLASSES ==================== */
/* Use these directly in HTML for simple effects */
.fade-in {
  opacity: 0;
  animation: fadeIn 1s var(--easing) forwards;
}

.fade-in-up {
  opacity: 0;
  animation: fadeInUp 1s var(--easing) forwards;
}

.fade-in-left {
  opacity: 0;
  animation: fadeInLeft 1s var(--easing) forwards;
}

.fade-in-right {
  opacity: 0;
  animation: fadeInRight 1s var(--easing) forwards;
}

.pulse-glow {
  animation: pulseGlow 3s infinite ease-in-out;
}

.float {
  animation: float 6s infinite ease-in-out;
}

/* Delay variations for staggered animations */
.delay-1 { animation-delay: 0.2s; }
.delay-2 { animation-delay: 0.4s; }
.delay-3 { animation-delay: 0.6s; }
.delay-4 { animation-delay: 0.8s; }
.delay-5 { animation-delay: 1s; }

/* ==================== AOS (Animate On Scroll) INTEGRATION ==================== */
/* Recommended: Include AOS library via CDN for powerful scroll animations */
/* <link href="https://unpkg.com/aos@2.3.1/dist/aos.css" rel="stylesheet"> */
/* <script src="https://unpkg.com/aos@2.3.1/dist/aos.js"></script> */
/* Then initialize: AOS.init({ once: true, duration: 800 }); */

/* Custom AOS overrides for consistent luxury feel */
[data-aos] {
  opacity: 0;
  transition-property: transform, opacity;
}

[data-aos].aos-animate {
  opacity: 1;
}

/* Custom effects to match site theme */
[data-aos="fade-up"] {
  transform: translateY(60px);
}

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

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

[data-aos="zoom-in"] {
  transform: scale(0.9);
}

/* Enhanced gallery item entrance */
.gallery-item[data-aos="fade-up"] {
  transform: translateY(80px);
}

/* Service & rate cards */
.service-card[data-aos],
.rate-card[data-aos] {
  transform: translateY(50px);
}

/* Header elements */
.hero h1[data-aos] {
  transform: translateY(40px);
}

.hero p[data-aos] {
  transform: translateY(30px);
}

/* ==================== HOVER ENHANCEMENTS ==================== */
.gallery-item::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent, rgba(196, 30, 62, 0.1));
  opacity: 0;
  transition: opacity var(--transition-slow);
  border-radius: 16px;
  pointer-events: none;
}

.gallery-item:hover::before {
  opacity: 1;
}

/* Shimmer effect for premium buttons (e.g., CTA) */
.btn-shimmer {
  position: relative;
  overflow: hidden;
}

.btn-shimmer::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 50%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
  transform: skewX(-25deg);
  transition: none;
}

.btn-shimmer:hover::after {
  animation: shimmer 1.2s infinite;
}

/* ==================== PAGE LOAD ANIMATION (Optional) ==================== */
.page-loader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 9999;
  opacity: 1;
  visibility: visible;
  transition: opacity 1s ease, visibility 1s ease;
}

.page-loader.hidden {
  opacity: 0;
  visibility: hidden;
}

.loader-spinner {
  width: 80px;
  height: 80px;
  border: 4px solid #333;
  border-top: 4px solid var(--primary);
  border-radius: 50%;
  animation: spin 1.2s linear infinite;
}

/* Add to body for fade-in on load */
body {
  animation: fadeIn 1.2s ease-out;
}