/* css/animations.css */

/* Screen Transition Animations */
.fade-in {
    animation: fadeIn 0.5s forwards;
}

.fade-out {
    animation: fadeOut 0.5s forwards;
}

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

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

/* Slide Down and Scale Up for Modals */
@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-50px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes scaleUp {
    from {
        transform: scale(0.95);
        opacity: 0;
    }
    to {
        transform: scale(1);
        opacity: 1;
    }
}

/* Slide Up and Scale Down for Closing Modals */
@keyframes slideUp {
    from {
        transform: translateY(0);
        opacity: 1;
    }
    to {
        transform: translateY(-50px);
        opacity: 0;
    }
}

@keyframes scaleDown {
    from {
        transform: scale(1);
        opacity: 1;
    }
    to {
        transform: scale(0.95);
        opacity: 0;
    }
}

/* Snowflake Fall Animation */
@keyframes fall {
    0% {
        transform: translateY(0) rotate(0deg) translateX(0);
        opacity: 1;
    }
    50% {
        transform: translateY(50vh) rotate(180deg) translateX(20px);
        opacity: 0.7;
    }
    100% {
        transform: translateY(100vh) rotate(360deg) translateX(-20px);
        opacity: 0;
    }
}

/* Fade Out Animation for Deleting Wishes */
@keyframes fadeOutWish {
    from {
        opacity: 1;
        transform: translateX(0);
    }
    to {
        opacity: 0;
        transform: translateX(-20px);
    }
}

/* Apply the snowflake dissolve animation for deleting */
li.deleting {
    animation: snowflakeDissolve 0.8s cubic-bezier(0.4, 0.0, 0.2, 1) forwards;
}

/* Spinner Animation for Loading Button */
@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

/* ============================================
   CUSTOM WHIMSICAL ANIMATIONS
   ============================================ */

/* SCREEN TRANSITIONS - Snow Globe Shift */

/* Kaleidoscope Wipe - fragmenting exit */
@keyframes kaleidoscopeWipe {
    0% {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
        opacity: 1;
        transform: rotate(0deg);
    }
    50% {
        clip-path: polygon(50% 0, 100% 50%, 50% 100%, 0 50%);
        opacity: 0.5;
        transform: rotate(5deg);
    }
    100% {
        clip-path: polygon(50% 50%, 50% 50%, 50% 50%, 50% 50%);
        opacity: 0;
        transform: rotate(10deg);
    }
}

/* Wish Float Away - balloon release effect */
@keyframes wishFloatAway {
    0% {
        transform: translateY(0) translateX(0) rotate(0deg);
        opacity: 1;
    }
    100% {
        transform: translateY(-100vh) translateX(var(--drift-x, 20px)) rotate(var(--drift-rotate, 5deg));
        opacity: 0;
    }
}

/* Ink Blot Reveal - radial expansion */
@keyframes inkBlotReveal {
    0% {
        clip-path: circle(0% at 50% 50%);
        opacity: 0;
    }
    1% {
        opacity: 1;
    }
    100% {
        clip-path: circle(150% at 50% 50%);
        opacity: 1;
    }
}

/* Page Curl - corner curl effect */
@keyframes pageCurl {
    0% {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
        transform: perspective(1000px) rotateY(0deg);
        filter: brightness(1);
    }
    100% {
        clip-path: polygon(0 0, 70% 0, 100% 100%, 0 100%);
        transform: perspective(1000px) rotateY(-15deg);
        filter: brightness(0.8);
    }
}

/* 3. LIST ITEM ANIMATIONS - Present Parade */

/* Gift Box Pop - two-stage reveal */
@keyframes giftBoxBase {
    0% {
        transform: translateX(-30px) scaleX(0.5);
        opacity: 0;
    }
    60% {
        transform: translateX(0) scaleX(1);
        opacity: 1;
    }
    100% {
        transform: translateX(0) scaleX(1);
        opacity: 1;
    }
}

@keyframes giftBoxLid {
    0%, 60% {
        transform: translateY(20px) perspective(500px) rotateX(-20deg);
        opacity: 0;
    }
    100% {
        transform: translateY(0) perspective(500px) rotateX(0deg);
        opacity: 1;
    }
}

/* Aurora Wave - flowing gradient on hover */
@keyframes auroraWave {
    0% {
        background-position: 0% 50%;
    }
    50% {
        background-position: 100% 50%;
    }
    100% {
        background-position: 0% 50%;
    }
}

/* Snowflake Dissolve - crystallize and scatter */
@keyframes snowflakeDissolve {
    0% {
        opacity: 1;
        transform: scale(1) rotate(0deg);
        filter: blur(0px);
    }
    30% {
        opacity: 0.8;
        transform: scale(1.05) rotate(90deg);
        filter: blur(0px);
    }
    70% {
        opacity: 0.3;
        transform: scale(0.8) rotate(180deg);
        filter: blur(2px);
    }
    100% {
        opacity: 0;
        transform: scale(0.3) rotate(360deg) translateY(20px);
        filter: blur(5px);
    }
}

/* Icicle Melt - dripping color effect */
@keyframes icicleMelt {
    0% {
        transform: scaleY(0) translateY(-100%);
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        transform: scaleY(1) translateY(0);
        opacity: 0.8;
    }
}

/* Garland Sway - hanging ornament motion */
@keyframes garlandSway {
    0%, 100% {
        transform: rotate(0deg);
    }
    25% {
        transform: rotate(2deg);
    }
    75% {
        transform: rotate(-2deg);
    }
}

/* 4. MODAL ANIMATIONS - Music Box Open */

/* Jewelry Box Reveal - hinged opening */
@keyframes jewelryBoxTop {
    0% {
        transform: perspective(1000px) rotateX(0deg);
        transform-origin: top center;
        opacity: 1;
    }
    100% {
        transform: perspective(1000px) rotateX(-90deg);
        transform-origin: top center;
        opacity: 0;
    }
}

@keyframes jewelryBoxContent {
    0% {
        transform: perspective(1000px) translateY(20px) scale(0.8);
        opacity: 0;
    }
    50% {
        opacity: 0;
    }
    100% {
        transform: perspective(1000px) translateY(0) scale(1);
        opacity: 1;
    }
}

/* Clockwork Tick - mechanical backdrop */
@keyframes clockworkGear {
    0% {
        transform: rotate(0deg);
        opacity: 0;
    }
    50% {
        opacity: 0.15;
    }
    100% {
        transform: rotate(360deg);
        opacity: 0.1;
    }
}

/* Velvet Curtain - parting curtains */
@keyframes curtainLeft {
    0% {
        transform: translateX(0);
    }
    100% {
        transform: translateX(-100%);
    }
}

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

/* Envelope Slide - unfolding letter (kept for reference but not used on modal children) */
@keyframes envelopeSlide {
    0% {
        clip-path: polygon(0 0, 100% 0, 100% 0, 0 0);
        transform: translateY(-20px);
        opacity: 0;
    }
    100% {
        clip-path: polygon(0 0, 100% 0, 100% 100%, 0 100%);
        transform: translateY(0);
        opacity: 1;
    }
}

/* Modal content fade in - simpler animation that works reliably across browsers */
@keyframes modalContentFadeIn {
    0% {
        opacity: 0;
        transform: translateY(-10px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

/* 5. INPUT & FORM ELEMENTS - Magical Writing */

/* Quill Flourish - decorative underline */
@keyframes quillFlourish {
    0% {
        width: 0;
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        width: 100%;
        opacity: 1;
    }
}

/* Wax Seal - gentle highlight effect */
@keyframes waxSeal {
    0% {
        transform: scale(0.98);
        opacity: 0.8;
    }
    50% {
        transform: scale(1.01);
        opacity: 1;
    }
    100% {
        transform: scale(1);
        opacity: 1;
    }
}

/* 6. SPECIAL ELEMENTS - Ornamental Magic */

/* Origami Fold - geometric paperclip animation */
@keyframes origamiFold {
    0%, 100% {
        transform: scaleX(1) scaleY(1) rotate(0deg);
    }
    25% {
        transform: scaleX(0.8) scaleY(1.2) rotate(5deg);
    }
    50% {
        transform: scaleX(1.2) scaleY(0.8) rotate(-5deg);
    }
    75% {
        transform: scaleX(0.9) scaleY(1.1) rotate(3deg);
    }
}

/* Candle Flicker - flame-like motion */
@keyframes candleFlicker {
    0%, 100% {
        transform: scale(1) translateY(0);
        filter: brightness(1) blur(0px);
        opacity: 1;
    }
    25% {
        transform: scale(1.05) translateY(-2px);
        filter: brightness(1.2) blur(0.5px);
        opacity: 0.95;
    }
    50% {
        transform: scale(0.98) translateY(1px);
        filter: brightness(0.9) blur(0px);
        opacity: 0.9;
    }
    75% {
        transform: scale(1.02) translateY(-1px);
        filter: brightness(1.1) blur(0.3px);
        opacity: 0.98;
    }
}

/* Crown Polish - sweeping shine */
@keyframes crownPolish {
    0% {
        background-position: -200% center;
        opacity: 0;
    }
    50% {
        opacity: 1;
    }
    100% {
        background-position: 200% center;
        opacity: 0;
    }
}

/* Sleigh Glide - curved entrance with fishtail */
@keyframes sleighGlide {
    0% {
        transform: translateX(-100px) translateY(10px) rotate(-5deg);
        opacity: 0;
    }
    60% {
        transform: translateX(5px) translateY(-2px) rotate(2deg);
        opacity: 1;
    }
    100% {
        transform: translateX(0) translateY(0) rotate(0deg);
        opacity: 1;
    }
}

/* Letter Seal - gentle slide up reveal */
@keyframes letterSeal {
    0% {
        transform: translateY(8px);
        opacity: 0;
    }
    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

/* Hourglass Sand - flowing number transition */
@keyframes hourglassSand {
    0% {
        transform: translateY(-20px);
        opacity: 0;
        filter: blur(5px);
    }
    50% {
        opacity: 1;
        filter: blur(2px);
    }
    100% {
        transform: translateY(0);
        opacity: 1;
        filter: blur(0px);
    }
}

/* STAGGER DELAY UTILITIES */
.stagger-1 { animation-delay: 0.05s; }
.stagger-2 { animation-delay: 0.1s; }
.stagger-3 { animation-delay: 0.15s; }
.stagger-4 { animation-delay: 0.2s; }
.stagger-5 { animation-delay: 0.25s; }
.stagger-6 { animation-delay: 0.3s; }
.stagger-7 { animation-delay: 0.35s; }
.stagger-8 { animation-delay: 0.4s; }
.stagger-9 { animation-delay: 0.45s; }
.stagger-10 { animation-delay: 0.5s; }

/* ACCESSIBILITY - Respect user preferences */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}