/* Pravachat-Style Premium Animations & Phase 2 Micro-interactions */

/* ============================================================
   1. FROSTED GLASS NAVBAR (Overrides style.css)
   ============================================================ */
.tn-navbar {
    background: transparent !important;
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

.tn-navbar.scrolled {
    background: var(--glass-bg-heavy) !important;
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    box-shadow: var(--glass-shadow-hover) !important;
    border-bottom-color: var(--glass-border) !important;
}

[data-theme="dark"] .tn-navbar.scrolled {
    background: rgba(18, 18, 18, 0.65) !important;
    border-bottom-color: rgba(255, 255, 255, 0.1) !important;
}

/* ============================================================
   2. BUTTON MICRO-INTERACTIONS
   ============================================================ */
.btn-loading-pop {
    transform: scale(0.96) !important;
    opacity: 0.8;
}

@keyframes btn-success-pulse {
    0% { box-shadow: 0 0 0 0 rgba(168, 213, 186, 0.7); }
    70% { box-shadow: 0 0 0 10px rgba(168, 213, 186, 0); }
    100% { box-shadow: 0 0 0 0 rgba(168, 213, 186, 0); }
}

.btn-success-anim {
    background: #10b981 !important; /* Tailwind green-500 */
    border-color: #10b981 !important;
    color: white !important;
    animation: btn-success-pulse 0.6s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

/* ============================================================
   3. SKELETON SHIMMER LOADING STATES
   ============================================================ */
@keyframes shimmer-sweep {
    0% { background-position: -200% 0; }
    100% { background-position: 200% 0; }
}

.skeleton-shimmer {
    background: linear-gradient(90deg, var(--gray-100) 25%, var(--gray-200) 50%, var(--gray-100) 75%);
    background-size: 200% 100%;
    animation: shimmer-sweep 1.5s infinite linear;
    border-radius: var(--radius-md);
    min-height: 200px;
    width: 100%;
}

[data-theme="dark"] .skeleton-shimmer {
    background: linear-gradient(90deg, var(--gray-800) 25%, var(--gray-700) 50%, var(--gray-800) 75%);
    background-size: 200% 100%;
}

.skeleton-shimmer > img {
    opacity: 0; /* Hidden while loading */
    transition: opacity 0.5s ease;
}

.skeleton-loaded {
    background: none !important;
    animation: none !important;
}

.skeleton-loaded > img {
    opacity: 1; /* Fade in when loaded */
}

/* ============================================================
   4. SCROLL ENTRY ANIMATIONS
   ============================================================ */
.anim-fade-up {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94),
                transform 0.7s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    will-change: opacity, transform;
}

.anim-fade-up.anim-visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger Delays for grid items or lists */
.stagger-1 { transition-delay: 0.1s; }
.stagger-2 { transition-delay: 0.2s; }
.stagger-3 { transition-delay: 0.3s; }
.stagger-4 { transition-delay: 0.4s; }
.stagger-5 { transition-delay: 0.5s; }

/* 2. Hover Effects (Buttons) */
.anim-hover-btn {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}
.anim-hover-btn:hover {
    transform: translateY(-2px) !important;
    box-shadow: 0 12px 40px rgba(91, 140, 255, 0.45) !important;
}

.anim-hover-btn-secondary {
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1) !important;
}
.anim-hover-btn-secondary:hover {
    transform: translateY(-1px) !important;
    box-shadow: 0 8px 24px rgba(91, 140, 255, 0.35) !important;
}

/* 3. Hover Effects (Cards) */
.anim-hover-card {
    transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1) !important;
    position: relative;
    overflow: hidden;
}

.anim-hover-card:hover {
    transform: translateY(-4px) !important;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.15) !important; /* Slightly lighter shadow for cards */
}

/* Glass shimmer sweep on hover for cards (Combined from old premium-effects) */
.anim-hover-card::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 60%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
    z-index: 5;
    pointer-events: none;
    transition: left 0.7s ease;
    border-radius: inherit;
}

[data-theme="dark"] .anim-hover-card::after {
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
}

.anim-hover-card:hover::after {
    left: 160%;
}

/* Optional Background Glow for Cards on Hover */
.anim-hover-card::before {
    content: '';
    position: absolute;
    inset: 0;
    opacity: 0;
    transition: opacity 0.4s;
    background: radial-gradient(circle at 50% 0%, rgba(91, 140, 255, 0.08), transparent 60%);
    pointer-events: none;
    z-index: 0;
}
.anim-hover-card:hover::before {
    opacity: 1;
}

/* Ensure contents of card sit above the glow */
.anim-hover-card > * {
    position: relative;
    z-index: 1;
}

/* ============================================================
   5. SMOOTH PAGE TRANSITIONS (#1)
   ============================================================ */
body {
    animation: page-fade-in 0.35s ease-out;
}

body.page-leaving {
    opacity: 0;
    transform: translateY(-6px);
    transition: opacity 0.2s ease, transform 0.2s ease;
}

@keyframes page-fade-in {
    from { opacity: 0; transform: translateY(6px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================================
   6. RIPPLE EFFECT (#3)
   ============================================================ */
.ripple-container {
    position: relative;
    overflow: hidden;
}

.ripple-effect {
    position: absolute;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.4);
    transform: scale(0);
    animation: ripple-expand 0.6s linear;
    pointer-events: none;
    z-index: 10;
}

[data-theme="dark"] .ripple-effect {
    background: rgba(255, 255, 255, 0.15);
}

@keyframes ripple-expand {
    to { transform: scale(4); opacity: 0; }
}

/* ============================================================
   7. STAGGERED GRID LOAD (#4) - extends stagger delays
   ============================================================ */
.stagger-6 { transition-delay: 0.3s; }
.stagger-7 { transition-delay: 0.35s; }
.stagger-8 { transition-delay: 0.4s; }
.stagger-9 { transition-delay: 0.45s; }
.stagger-10 { transition-delay: 0.5s; }
.stagger-11 { transition-delay: 0.55s; }
.stagger-12 { transition-delay: 0.6s; }

/* ============================================================
   8. ELASTIC CART BADGE BOUNCE (#5)
   ============================================================ */
@keyframes badge-bounce {
    0% { transform: scale(1); }
    30% { transform: scale(1.5); }
    60% { transform: scale(0.85); }
    100% { transform: scale(1); }
}

.tn-cart-badge .badge.badge-bounce {
    animation: badge-bounce 0.5s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

/* ============================================================
   9. FOCUS GLOW ON INPUT FIELDS (#7)
   ============================================================ */
input:not([type="hidden"]):not([type="submit"]):not([type="checkbox"]):not([type="radio"]),
textarea,
select {
    transition: border-color 0.3s ease, box-shadow 0.3s ease !important;
}

input:not([type="hidden"]):not([type="submit"]):not([type="checkbox"]):not([type="radio"]):focus,
textarea:focus,
select:focus {
    box-shadow: 0 0 0 3px rgba(91, 140, 255, 0.25), 0 0 12px rgba(91, 140, 255, 0.15) !important;
    border-color: rgba(91, 140, 255, 0.6) !important;
    outline: none !important;
}

[data-theme="dark"] input:not([type="hidden"]):not([type="submit"]):not([type="checkbox"]):not([type="radio"]):focus,
[data-theme="dark"] textarea:focus,
[data-theme="dark"] select:focus {
    box-shadow: 0 0 0 3px rgba(91, 140, 255, 0.15), 0 0 12px rgba(91, 140, 255, 0.1) !important;
}

/* ============================================================
   10. SMOOTH ACCORDION / COLLAPSE (#8)
   ============================================================ */
.accordion-collapse,
.collapse {
    transition: height 0.35s cubic-bezier(0.4, 0, 0.2, 1) !important;
}

/* ============================================================
   11. TYPEWRITER EFFECT (#9)
   ============================================================ */
.typewriter-text {
    display: inline-block;
    border-right: 2px solid white;
    white-space: nowrap;
    overflow: hidden;
    width: 0;
    animation: typewriter-typing 2.5s steps(40, end) forwards,
               typewriter-blink 0.75s step-end infinite;
}

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

@keyframes typewriter-blink {
    from, to { border-color: transparent; }
    50% { border-color: white; }
}

/* ============================================================
   12. FLOATING SCROLL-TO-TOP BUTTON (#10)
   ============================================================ */
#scrollToTopBtn {
    position: fixed;
    bottom: 28px;
    right: 28px;
    z-index: 999;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: none;
    background: var(--primary, #5b8cff);
    color: white;
    box-shadow: 0 4px 16px rgba(91, 140, 255, 0.4);
    cursor: pointer;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.3s ease, transform 0.3s ease, background 0.3s ease;
    pointer-events: none;
    display: flex;
    align-items: center;
    justify-content: center;
}

#scrollToTopBtn.visible {
    opacity: 1;
    transform: translateY(0);
    pointer-events: auto;
}

#scrollToTopBtn:hover {
    background: var(--primary-dark, #4a7aee);
    transform: translateY(-2px);
    box-shadow: 0 6px 24px rgba(91, 140, 255, 0.5);
}

/* ============================================================
   13. MAGNETIC CURSOR ON HERO CTA (#11)
   ============================================================ */
.magnetic-btn {
    transition: transform 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

/* ============================================================
   14. IMAGE ZOOM ON HOVER - PRODUCT DETAIL (#14)
   ============================================================ */
.product-img-zoom {
    overflow: hidden;
    cursor: zoom-in;
}

.product-img-zoom img {
    transition: transform 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    transform-origin: center center;
}

.product-img-zoom:hover img {
    transform: scale(1.5);
}

/* ============================================================
   15. BREADCRUMB TRAIL ANIMATION (#15)
   ============================================================ */
.breadcrumb-item {
    opacity: 0;
    transform: translateX(-10px);
    animation: breadcrumb-slide-in 0.4s ease forwards;
}

.breadcrumb-item:nth-child(1) { animation-delay: 0s; }
.breadcrumb-item:nth-child(2) { animation-delay: 0.1s; }
.breadcrumb-item:nth-child(3) { animation-delay: 0.2s; }
.breadcrumb-item:nth-child(4) { animation-delay: 0.3s; }

@keyframes breadcrumb-slide-in {
    to { opacity: 1; transform: translateX(0); }
}

/* ============================================================
   16. CONFETTI BURST (#16) - Canvas positioned via JS
   ============================================================ */
#confetti-canvas {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 9999;
    pointer-events: none;
}

/* ============================================================
   17. STAR RATING FILL ANIMATION (#17)
   ============================================================ */
.card-rating .stars svg,
.card-rating .stars .tn-icon {
    opacity: 0;
    transform: scale(0.5);
    animation: star-pop-in 0.3s ease forwards;
}

.card-rating .stars svg:nth-child(1) { animation-delay: 0.05s; }
.card-rating .stars svg:nth-child(2) { animation-delay: 0.15s; }
.card-rating .stars svg:nth-child(3) { animation-delay: 0.25s; }
.card-rating .stars svg:nth-child(4) { animation-delay: 0.35s; }
.card-rating .stars svg:nth-child(5) { animation-delay: 0.45s; }

@keyframes star-pop-in {
    to { opacity: 1; transform: scale(1); }
}

/* ============================================================
   18. NOTIFICATION BELL SHAKE (#18)
   ============================================================ */
@keyframes bell-shake {
    0%, 100% { transform: rotate(0); }
    15% { transform: rotate(14deg); }
    30% { transform: rotate(-12deg); }
    45% { transform: rotate(8deg); }
    60% { transform: rotate(-6deg); }
    75% { transform: rotate(3deg); }
}

#notificationBell.bell-ring svg {
    animation: bell-shake 0.6s ease;
}

/* ============================================================
   19. GRADIENT BORDER ON ACTIVE INPUT (#19)
   ============================================================ */
@keyframes gradient-border-flow {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.gradient-border-wrap {
    position: relative;
}

.gradient-border-wrap::after {
    content: '';
    position: absolute;
    inset: -2px;
    border-radius: inherit;
    background: linear-gradient(90deg, #5b8cff, #a855f7, #ec4899, #5b8cff);
    background-size: 300% 300%;
    z-index: -1;
    opacity: 0;
    transition: opacity 0.3s ease;
    animation: gradient-border-flow 3s linear infinite;
}

.gradient-border-wrap:focus-within::after {
    opacity: 1;
}

/* ============================================================
   20. NUMBER COUNTER ANIMATION (#2) - handled via JS
   No special CSS needed, JS animates textContent
   ============================================================ */