/* ============================================
   PARALLAX EFFECTS & ANIMATIONS
   Excellence Academy Landing Page
   ============================================ */

/* Parallax Container */
.parallax-container {
    position: relative;
    overflow: hidden;
    will-change: transform;
}

.parallax-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

/* ============================================
   FLOATING SHAPES
   ============================================ */

.floating-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
}

.shape {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    animation: float 6s ease-in-out infinite;
    will-change: transform;
}

.shape-1 {
    width: 80px;
    height: 80px;
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.shape-2 {
    width: 60px;
    height: 60px;
    top: 60%;
    left: 80%;
    animation-delay: 2s;
}

.shape-3 {
    width: 100px;
    height: 100px;
    top: 80%;
    left: 20%;
    animation-delay: 4s;
}

.shape-4 {
    width: 40px;
    height: 40px;
    top: 30%;
    left: 70%;
    animation-delay: 1s;
}

.shape-5 {
    width: 120px;
    height: 120px;
    top: 10%;
    left: 60%;
    animation-delay: 3s;
}

.shape-6 {
    width: 50px;
    height: 50px;
    top: 70%;
    left: 50%;
    animation-delay: 5s;
}

/* ============================================
   PARTICLES SYSTEM
   ============================================ */

.particles-container {
    position: absolute;
    width: 100%;
    height: 100%;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: rgba(255, 255, 255, 0.6);
    border-radius: 50%;
    animation: particle-float 8s linear infinite;
    will-change: transform;
}

.particle:nth-child(1) { left: 10%; animation-delay: 0s; }
.particle:nth-child(2) { left: 20%; animation-delay: 1s; }
.particle:nth-child(3) { left: 30%; animation-delay: 2s; }
.particle:nth-child(4) { left: 40%; animation-delay: 3s; }
.particle:nth-child(5) { left: 60%; animation-delay: 4s; }
.particle:nth-child(6) { left: 70%; animation-delay: 5s; }
.particle:nth-child(7) { left: 80%; animation-delay: 6s; }
.particle:nth-child(8) { left: 90%; animation-delay: 7s; }

/* ============================================
   WAVE ANIMATION FOR CTA SECTION
   ============================================ */

.wave-animation {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100px;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 120" preserveAspectRatio="none"><path d="M321.39,56.44c58-10.79,114.16-30.13,172-41.86,82.39-16.72,168.19-17.73,250.45-.39C823.78,31,906.67,72,985.66,92.83c70.05,18.48,146.53,26.09,214.34,3V0H0V27.35A600.21,600.21,0,0,0,321.39,56.44Z" fill="rgba(255,255,255,0.1)"></path></svg>') repeat-x;
    animation: wave-move 10s linear infinite;
}

/* ============================================
   FLOATING DOTS FOR CTA
   ============================================ */

.floating-dots {
    position: absolute;
    width: 100%;
    height: 100%;
}

.dot {
    position: absolute;
    width: 8px;
    height: 8px;
    background: rgba(255, 255, 255, 0.4);
    border-radius: 50%;
    animation: float-vertical 4s ease-in-out infinite;
}

.dot:nth-child(1) { left: 15%; top: 20%; animation-delay: 0s; }
.dot:nth-child(2) { left: 35%; top: 60%; animation-delay: 1s; }
.dot:nth-child(3) { left: 55%; top: 30%; animation-delay: 2s; }
.dot:nth-child(4) { left: 75%; top: 70%; animation-delay: 3s; }
.dot:nth-child(5) { left: 85%; top: 40%; animation-delay: 4s; }

/* ============================================
   KEYFRAME ANIMATIONS
   ============================================ */

@keyframes float {
    0%, 100% { transform: translateY(0px) rotate(0deg); }
    50% { transform: translateY(-20px) rotate(180deg); }
}

@keyframes particle-float {
    0% { transform: translateY(100vh) scale(0); }
    10% { transform: translateY(90vh) scale(1); }
    90% { transform: translateY(-10vh) scale(1); }
    100% { transform: translateY(-20vh) scale(0); }
}

@keyframes wave-move {
    0% { background-position-x: 0; }
    100% { background-position-x: 1200px; }
}

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

@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

/* ============================================
   SCROLL REVEAL ANIMATIONS
   ============================================ */

.fade-in-up {
    animation: fade-in-up 1s ease forwards;
}

.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s ease;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

.scroll-reveal[data-delay="100"].revealed {
    transition-delay: 0.1s;
}

.scroll-reveal[data-delay="200"].revealed {
    transition-delay: 0.2s;
}

.scroll-reveal[data-delay="300"].revealed {
    transition-delay: 0.3s;
}

/* ============================================
   BUTTON ANIMATIONS
   ============================================ */

.btn-pulse {
    animation: pulse 2s infinite;
}

.btn-hover-glow:hover {
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.5);
    transform: translateY(-2px);
    transition: all 0.3s ease;
}

.btn-hover-slide {
    position: relative;
    overflow: hidden;
}

.btn-hover-slide::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn-hover-slide:hover::before {
    left: 100%;
}

/* ============================================
   ICON ANIMATIONS
   ============================================ */

.icon-hover {
    transition: transform 0.3s ease;
}

.icon-hover:hover {
    transform: scale(1.1) rotate(5deg);
}

.rotating-icon {
    animation: rotate 20s linear infinite;
}

.floating-element {
    animation: float-vertical 3s ease-in-out infinite;
    will-change: transform;
}

/* ============================================
   ENHANCED CARD EFFECTS
   ============================================ */

.program-card {
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.program-card:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0,0,0,0.1) !important;
    border-color: rgba(102, 126, 234, 0.3);
}

.testimonial-card {
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.1);
}

.feature-item {
    transition: all 0.3s ease;
}

.feature-item:hover {
    transform: translateX(15px);
}

.feature-item:hover .feature-icon i {
    transform: scale(1.1);
    color: #667eea !important;
}

/* ============================================
   HERO SECTION ENHANCEMENTS
   ============================================ */

.hero-section {
    position: relative;
    overflow: hidden;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

/* ============================================
   RESPONSIVE DESIGN
   ============================================ */

/* Mobile optimizations */
@media (max-width: 991.98px) {
    .min-vh-50 {
        min-height: 50vh !important;
    }
    .shape {
        display: none;
    }
    .particle {
        display: none;
    }
}

@media (min-width: 992px) {
    .min-vh-lg-70 {
        min-height: 70vh !important;
    }
    .display-lg-3 {
        font-size: calc(1.525rem + 3.3vw) !important;
    }
    .display-md-4 {
        font-size: calc(1.475rem + 2.7vw) !important;
    }
    .fs-lg-4 {
        font-size: 1.5rem !important;
    }
}

@media (max-width: 767.98px) {
    .display-5 {
        font-size: 2rem !important;
    }
}

/* ============================================
   SMOOTH SCROLL BEHAVIOR
   ============================================ */

html {
    scroll-behavior: smooth;
}