/**
 * PREMIUM ANIMATIONS & MICRO-INTERACTIONS
 * All 8 animation packages for Rusumo High School
 * Load AFTER bootstrap.min.css, style.css, brand.css
 */

/* ============================================================================
   OPTION 1: SMOOTH PAGE TRANSITIONS
   ============================================================================ */

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

main#spa-main {
    animation: fadeInUp 0.6s ease-out;
}

.page-header,
.container-fluid.page-header {
    animation: fadeIn 0.8s ease-out;
}

/* ============================================================================
   OPTION 2: ENHANCED BUTTON & LINK EFFECTS
   ============================================================================ */

@keyframes buttonLift {
    0% {
        transform: translateY(0);
        box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    }
    50% {
        transform: translateY(-3px);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
    }
    100% {
        transform: translateY(-3px);
        box-shadow: 0 8px 20px rgba(0, 0, 0, 0.25);
    }
}

@keyframes underlineSlide {
    from {
        width: 0;
        left: 0;
    }
    to {
        width: 100%;
        left: 0;
    }
}

/* Button hover effect with lift */
.btn-primary {
    transition: all 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-primary:hover:not(:disabled) {
    animation: buttonLift 0.4s ease-out forwards;
    transform: translateY(-4px);
}

.btn-primary:active:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 16px rgba(0, 0, 0, 0.2);
}

/* Link hover with underline animation */
a.nav-link,
a.dropdown-item,
.navbar-brand {
    position: relative;
    transition: color 0.3s ease;
}

a.nav-link::after,
a.dropdown-item::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--nlca-secondary), rgba(224, 155, 52, 0.5));
    transition: width 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

a.nav-link:hover::after,
a.dropdown-item:hover::after {
    width: 100%;
}

/* Icon rotation on hover */
.fa,
[class^="fas"],
[class^="fab"] {
    transition: transform 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.btn:hover .fa,
.btn:hover [class^="fas"],
.btn:hover [class^="fab"] {
    transform: scale(1.15) rotate(5deg);
}

/* Contact button pulsing animation */
@keyframes pulse {
    0% {
        box-shadow: 0 0 0 0 rgba(224, 155, 52, 0.7);
    }
    70% {
        box-shadow: 0 0 0 10px rgba(224, 155, 52, 0);
    }
    100% {
        box-shadow: 0 0 0 0 rgba(224, 155, 52, 0);
    }
}

a[href*="Contact"]:first-of-type {
    animation: pulse 2s infinite;
}

/* ============================================================================
   OPTION 3: CARD HOVER ANIMATIONS
   ============================================================================ */

@keyframes cardLift {
    0% {
        transform: translateY(0) scale(1);
        box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
    }
    50% {
        transform: translateY(-8px) scale(1.02);
        box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2);
    }
    100% {
        transform: translateY(-8px) scale(1.02);
        box-shadow: 0 12px 24px rgba(0, 0, 0, 0.2);
    }
}

@keyframes imageZoom {
    from {
        transform: scale(1);
    }
    to {
        transform: scale(1.08);
    }
}

/* Program cards, facility cards, service items */
.service-item,
.portfolio-item,
.faq-item {
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    position: relative;
    overflow: hidden;
}

.service-item:hover,
.portfolio-item:hover {
    animation: cardLift 0.5s ease-out forwards;
}

/* Image zoom on card hover */
.service-item img,
.portfolio-item img {
    transition: transform 0.5s ease-out;
}

.service-item:hover img,
.portfolio-item:hover img {
    animation: imageZoom 0.5s ease-out forwards;
}

/* Border color transition */
.service-item:hover,
.portfolio-item:hover {
    border-color: var(--nlca-secondary) !important;
}

/* Gallery items */
.gallery-item {
    transition: transform 0.4s ease-out, box-shadow 0.4s ease-out;
}

.gallery-item:hover {
    transform: translateY(-6px) scale(1.01);
    box-shadow: 0 10px 28px rgba(224, 155, 52, 0.3);
}

/* ============================================================================
   OPTION 4: SCROLL PROGRESS & INDICATORS
   ============================================================================ */

@keyframes progressFill {
    0% {
        width: 0%;
    }
    100% {
        width: 100%;
    }
}

/* Scroll progress bar */
#scrollProgressBar {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--nlca-secondary), #e0c574);
    z-index: 9999;
    transition: width 0.1s ease;
    box-shadow: 0 0 8px rgba(224, 155, 52, 0.6);
}

/* Floating back-to-top with fade */
.back-to-top {
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
}

.back-to-top.show {
    opacity: 1;
    visibility: visible;
    animation: fadeInUp 0.4s ease-out;
}

.back-to-top:hover {
    background: var(--nlca-secondary);
    transform: translateY(-4px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);
}

/* ============================================================================
   OPTION 5: TEXT & HEADING ANIMATIONS
   ============================================================================ */

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes underlineGrow {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

@keyframes typewriter {
    from {
        width: 0;
    }
    to {
        width: 100%;
    }
}

/* Heading animations */
h1, h2, h3, h4, h5, h6 {
    animation: slideInLeft 0.6s ease-out;
}

.section-title h1,
.section-title h2,
.nlca-section-title {
    animation: slideInLeft 0.7s ease-out;
    position: relative;
}

.section-title h2::after,
.nlca-section-title::after {
    content: '';
    display: block;
    width: 60px;
    height: 3px;
    background: linear-gradient(90deg, var(--nlca-secondary), transparent);
    margin: 12px auto 0;
    animation: underlineGrow 0.6s ease-out 0.3s backwards;
}

/* Hero text animation */
.nlca-hero-text-block {
    animation: slideInLeft 0.8s ease-out;
}

/* Paragraph stagger */
p {
    animation: fadeInUp 0.5s ease-out;
}

/* ============================================================================
   OPTION 6: PARALLAX & 3D EFFECTS
   ============================================================================ */

@keyframes floatIn3D {
    from {
        opacity: 0;
        transform: translateZ(-100px) rotateY(10deg);
    }
    to {
        opacity: 1;
        transform: translateZ(0) rotateY(0deg);
    }
}

/* Parallax backgrounds */
.parallax-layer {
    transition: transform 0.1s ease-out;
}

/* 3D perspective for sections */
.container-fluid.position-relative {
    perspective: 1000px;
}

.nlca-vision-band,
.nlca-core-values-band {
    position: relative;
    transform-style: preserve-3d;
}

/* Depth shadows on cards */
.service-item {
    transform-style: preserve-3d;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.service-item:hover {
    transform: translateY(-8px) scale(1.02) rotateX(5deg);
}

/* ============================================================================
   OPTION 7: COLOR & GRADIENT ANIMATIONS
   ============================================================================ */

@keyframes gradientShift {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

@keyframes colorPulse {
    0% {
        color: var(--nlca-main);
    }
    50% {
        color: var(--nlca-secondary);
    }
    100% {
        color: var(--nlca-main);
    }
}

/* Gradient animation for footer */
.footer.bg-primary {
    background: linear-gradient(-45deg, var(--nlca-main), #323a45, var(--nlca-secondary), #404c59);
    background-size: 400% 400%;
    animation: gradientShift 8s ease infinite;
}

/* Button gradient on hover */
.btn-primary {
    background: linear-gradient(135deg, var(--nlca-secondary), #e0c574);
    background-size: 200% 200%;
    background-position: 0% 0%;
    transition: all 0.4s ease;
}

.btn-primary:hover {
    background-position: 100% 100%;
}

/* Icon color transitions */
.fa-heart,
[class*="fa-"],
[class^="fas"] {
    transition: color 0.3s ease;
}

.btn:hover .fa-heart,
.btn:hover [class*="fa-"],
.btn:hover [class^="fas"] {
    color: #ff6b6b;
}

/* ============================================================================
   OPTION 8: MICRO-INTERACTIONS & FEEDBACK
   ============================================================================ */

@keyframes glowFocus {
    0% {
        box-shadow: 0 0 5px rgba(224, 155, 52, 0.3);
    }
    50% {
        box-shadow: 0 0 15px rgba(224, 155, 52, 0.6);
    }
    100% {
        box-shadow: 0 0 5px rgba(224, 155, 52, 0.3);
    }
}

@keyframes checkmarkBounce {
    0% {
        opacity: 0;
        transform: scale(0) rotate(-45deg);
    }
    50% {
        transform: scale(1.2) rotate(5deg);
    }
    100% {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
}

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

/* Form input focus glow */
input[type="text"],
input[type="email"],
input[type="tel"],
input[type="number"],
textarea,
select {
    transition: all 0.3s ease;
    border-color: #ddd;
}

input:focus,
textarea:focus,
select:focus {
    animation: glowFocus 0.6s ease infinite;
    border-color: var(--nlca-secondary);
    outline: none;
}

/* Navigation animations removed for cleaner navbar */

/* Loading animation for carousel */
.owl-carousel {
    opacity: 1;
    animation: fadeIn 0.6s ease-out;
}

.owl-item {
    animation: fadeIn 0.8s ease-out;
}

/* Tooltip animation */
.tooltip {
    animation: fadeInUp 0.3s ease-out;
}

[data-bs-toggle="tooltip"]:hover::after {
    content: attr(data-bs-title);
    animation: fadeInUp 0.4s ease-out;
}

/* Success feedback for form submission */
.form-success {
    animation: successPulse 0.6s ease-out;
    background-color: rgba(76, 175, 80, 0.1) !important;
}

/* ============================================================================
   PERFORMANCE OPTIMIZATIONS
   ============================================================================ */

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Mobile optimizations */
@media (max-width: 768px) {
    /* Reduce animation intensity on mobile */
    main#spa-main {
        animation: fadeInUp 0.4s ease-out;
    }

    h1, h2, h3, h4, h5, h6 {
        animation: slideInLeft 0.4s ease-out;
    }

    /* Lighter parallax effect */
    .parallax-layer {
        transform: translateY(0) !important;
    }

    /* Simpler card animations */
    .service-item:hover {
        transform: translateY(-4px) scale(1.01) !important;
    }

    /* Disable some micro-interactions on mobile */
    a.nav-link::after,
    a.dropdown-item::after {
        display: none;
    }
}

/* ============================================================================
   UTILITY CLASSES FOR ANIMATIONS
   ============================================================================ */

.animate-fade {
    animation: fadeIn 0.5s ease-out;
}

.animate-slide-in {
    animation: slideInLeft 0.6s ease-out;
}

.animate-lift {
    animation: cardLift 0.5s ease-out forwards;
}

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

.animate-glow {
    animation: glowFocus 0.6s ease infinite;
}

/* ============================================================================
   HERO TYPEWRITER ANIMATION
   ============================================================================ */

@keyframes heroTypewriter {
    from {
        width: 0;
        border-right: 3px solid rgba(255, 255, 255, 0.8);
    }
    50% {
        border-right: 3px solid rgba(255, 255, 255, 0.8);
    }
    100% {
        width: 100%;
        border-right: 3px solid transparent;
    }
}

@keyframes heroFadeOut {
    to {
        opacity: 0;
    }
}

.nlca-hero-title {
    display: inline-block;
    color: white;
    margin-bottom: 0;
    text-shadow: 
        2px 2px 4px rgba(0, 0, 0, 0.7),
        4px 4px 8px rgba(0, 0, 0, 0.6),
        -1px -1px 2px rgba(0, 0, 0, 0.5);
    font-weight: 700;
    letter-spacing: 1px;
}

.nlca-hero-title.animate-in {
    animation: heroTypewriter 4s steps(50, end) forwards;
}

.nlca-hero-title.animate-out {
    animation: heroFadeOut 0.5s ease-out forwards;
}

/* Stagger animations for list items */
.stagger-item {
    animation: fadeInUp 0.5s ease-out;
    animation-fill-mode: both;
}

.stagger-item:nth-child(1) { animation-delay: 0s; }
.stagger-item:nth-child(2) { animation-delay: 0.1s; }
.stagger-item:nth-child(3) { animation-delay: 0.2s; }
.stagger-item:nth-child(4) { animation-delay: 0.3s; }
.stagger-item:nth-child(5) { animation-delay: 0.4s; }
.stagger-item:nth-child(6) { animation-delay: 0.5s; }
.stagger-item:nth-child(n+7) { animation-delay: 0.6s; }