/* 
 * BookingPark UX Interactions 2025
 * Smooth animations, micro-interactions, and visual effects
 * Target: UX Score >= 98%
 */

/* SMOOTH SCROLL BEHAVIOR */
html {
    scroll-behavior: smooth;
}

/* ENHANCED FOCUS STATES */
*:focus {
    outline: 2px solid var(--primary-blue);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

/* BUTTON MICRO-INTERACTIONS */
.btn-fractal,
.nav-tab,
button {
    position: relative;
    overflow: hidden;
    transform: translateZ(0);
    backface-visibility: hidden;
}

.btn-fractal::before,
.nav-tab::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    transform: translate(-50%, -50%);
    transition: width 0.6s, height 0.6s;
    z-index: 0;
}

.btn-fractal:hover::before,
.nav-tab:hover::before {
    width: 300px;
    height: 300px;
}

.btn-fractal > *,
.nav-tab > * {
    position: relative;
    z-index: 1;
}

/* CARD HOVER EFFECTS */
.fractal-card,
.stat-card,
.booking-card {
    transition: all var(--transition-base);
    will-change: transform, box-shadow;
}

.fractal-card:hover,
.stat-card:hover,
.booking-card:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-xl);
}

/* LOADING ANIMATIONS */
@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

@keyframes shimmer {
    0% { background-position: -468px 0; }
    100% { background-position: 468px 0; }
}

.loading-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

.loading-shimmer {
    background: linear-gradient(90deg, #f0f0f0 25%, #e0e0e0 50%, #f0f0f0 75%);
    background-size: 400% 100%;
    animation: shimmer 1.2s ease-in-out infinite;
}

/* SMOOTH PAGE TRANSITIONS */
.page-transition {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.page-transition.loaded {
    opacity: 1;
    transform: translateY(0);
}

/* STAGGERED ANIMATIONS */
.stagger-animation > * {
    opacity: 0;
    transform: translateY(30px);
    animation: staggerFadeIn 0.6s ease-out forwards;
}

.stagger-animation > *:nth-child(1) { animation-delay: 0.1s; }
.stagger-animation > *:nth-child(2) { animation-delay: 0.2s; }
.stagger-animation > *:nth-child(3) { animation-delay: 0.3s; }
.stagger-animation > *:nth-child(4) { animation-delay: 0.4s; }
.stagger-animation > *:nth-child(5) { animation-delay: 0.5s; }

@keyframes staggerFadeIn {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* FORM INTERACTIONS */
.fractal-input,
input,
textarea,
select {
    transition: all var(--transition-base);
    position: relative;
}

.fractal-input:focus,
input:focus,
textarea:focus,
select:focus {
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0, 93, 255, 0.15);
}

/* FLOATING LABELS */
.floating-label {
    position: relative;
    margin-bottom: var(--space-lg);
}

.floating-label input,
.floating-label textarea {
    padding: var(--space-md) var(--space-sm) var(--space-xs) var(--space-sm);
    border: 2px solid var(--border-light);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    transition: all var(--transition-base);
    background: var(--pure-white);
    width: 100%;
}

.floating-label label {
    position: absolute;
    left: var(--space-sm);
    top: var(--space-md);
    font-size: var(--font-size-base);
    color: var(--text-muted);
    transition: all var(--transition-base);
    pointer-events: none;
    background: var(--pure-white);
    padding: 0 var(--space-xs);
}

.floating-label input:focus + label,
.floating-label input:not(:placeholder-shown) + label,
.floating-label textarea:focus + label,
.floating-label textarea:not(:placeholder-shown) + label {
    top: -8px;
    font-size: var(--font-size-sm);
    color: var(--primary-blue);
    font-weight: 600;
}

.floating-label input:focus,
.floating-label textarea:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(0, 93, 255, 0.1);
}

/* PROGRESS INDICATORS */
.progress-bar {
    width: 100%;
    height: 4px;
    background: var(--border-light);
    border-radius: var(--radius-sm);
    overflow: hidden;
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-blue), var(--accent-orange));
    border-radius: var(--radius-sm);
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
    animation: progressShine 2s ease-in-out infinite;
}

@keyframes progressShine {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

/* NOTIFICATION ANIMATIONS */
.notification {
    position: fixed;
    top: var(--space-lg);
    right: var(--space-lg);
    background: var(--pure-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    padding: var(--space-lg);
    border-left: 4px solid var(--primary-blue);
    transform: translateX(400px);
    transition: transform 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    z-index: 9999;
    max-width: 400px;
}

.notification.show {
    transform: translateX(0);
}

.notification.success {
    border-left-color: var(--success-green);
}

.notification.warning {
    border-left-color: var(--warning-yellow);
}

.notification.error {
    border-left-color: var(--error-red);
}

/* SCROLL ANIMATIONS */
.scroll-reveal {
    opacity: 0;
    transform: translateY(50px);
    transition: all 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

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

/* MOBILE TOUCH FEEDBACK */
@media (hover: none) and (pointer: coarse) {
    .btn-fractal:active,
    .nav-tab:active,
    .fractal-card:active {
        transform: scale(0.98);
        transition: transform 0.1s ease-out;
    }
}

/* REDUCED MOTION SUPPORT */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* DARK MODE SUPPORT */
@media (prefers-color-scheme: dark) {
    .floating-label label {
        background: var(--background-light);
    }
    
    .notification {
        background: var(--background-light);
        color: var(--text-dark);
    }
}

/* HIGH CONTRAST MODE */
@media (prefers-contrast: high) {
    .btn-fractal,
    .fractal-card,
    .fractal-input {
        border-width: 2px;
        border-style: solid;
    }
    
    .btn-fractal-primary {
        border-color: var(--primary-blue);
    }
    
    .btn-fractal-secondary {
        border-color: var(--accent-orange);
    }
}

/* PERFORMANCE OPTIMIZATIONS */
.gpu-accelerated {
    transform: translateZ(0);
    backface-visibility: hidden;
    perspective: 1000px;
}

.will-change-transform {
    will-change: transform;
}

.will-change-opacity {
    will-change: opacity;
}

/* CUSTOM SCROLLBAR */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--background-light);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-blue);
    border-radius: var(--radius-sm);
    transition: background var(--transition-base);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-orange);
}