@import url("https://fonts.googleapis.com/css2?family=Grenze+Gotisch&display=swap");

:root {
    --text-color: oklch(98.5% 0 0);
    --bg-color: oklch(14.5% 0 0);
    --surface-color: oklch(39.6% 0.141 25.723);

    --button-bg-color: oklch(40.8% 0.123 38.172);
    --button-hover-bg-color: oklch(47% 0.157 37.304);
    --button-active-bg-color: oklch(26.6% 0.079 36.259);
    --button-match-bg-color: oklch(20.5% 0 0);
    --button-match-active-bg-color: oklch(62.3% 0.214 259.815);
    --button-border-color: oklch(47% 0.157 37.304);
    --button-active-border-color: oklch(47% 0.157 37.304);
    --button-match-border-color: oklch(27.4% 0.006 286.033);
    --button-match-shine-color: oklch(64.6% 0.222 41.116);

    /* prettier-ignore */
    --ease-elastic: linear(0, 1.114 8.5%, 1.37 12.9%, 1.315 16.2%, 0.941 24%, 0.869 27.8%, 0.882 30.7%, 1.012 38.3%, 1.046 42.7%, 0.984, 1.006 72.2%, 1);
    --ease-out: cubic-bezier(0.25, 1, 0.5, 1);
    --ease-in-back: cubic-bezier(0.68, -0.6, 0.32, 1);
}

* {
    box-sizing: border-box;
}

html,
body {
    height: 100%;
}

body {
    display: grid;
    place-items: center;
    font-family: system-ui, sans-serif;
    font-family: "Grenze Gotisch", system-ui;
    color: var(--text-color);
    background: var(--bg-color);
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

main {
    display: grid;
    gap: 2rem;
    inline-size: 85vmin;
    margin: auto;
}

.game {
    position: relative;
    container-type: inline-size;
}

.interface {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    padding-inline: 0.2rem;
    gap: 1rem;
    font-size: calc(0.6rem + 2vmin);
}

.interface-data {
    display: flex;
    align-items: center;
    gap: 0.3rem;
    line-height: 1;

    span {
        display: inline-block;
        position: relative;
        top: -0.1em;
        font-size: 1.8em;
        font-variant-numeric: tabular-nums;
        letter-spacing: -0.05em;
    }
}

.interface-data-best {
    display: none;
}

.interface-btn {
    margin-inline-start: auto;
}

button {
    appearance: none;
    font: inherit;
    line-height: 1;
    border: unset;
    color: inherit;
    padding: 0.5rem 1rem 0.6rem;
    border-radius: 0.3rem;
    background: var(--button-bg-color);
    border: 1px solid var(--button-border-color);
    cursor: pointer;
    touch-action: manipulation;

    &:focus-visible {
        outline: 1px dashed white;
        outline-offset: 2px;
    }

    &:not(:disabled):where(:hover, :focus-visible) {
        --button-bg-color: var(--button-hover-bg-color);
    }
}

.marquee {
    --deg: -6deg;
    --duration: 2.2s;
    display: none;
    place-content: center;
    position: absolute;
    inset: -5%;
    width: 110%;
    z-index: 1;
    font-size: 26cqmin;
    line-height: 1;
    white-space: nowrap;
    transform: rotate(var(--deg)) skew(var(--deg));
    pointer-events: none;
    paint-order: stroke;
    -webkit-text-stroke: 6cqmin var(--bg-color);
    animation: marquee-reveal var(--duration) var(--ease-out),
        marquee-mask-position 3s var(--ease-out);
    mask-image: linear-gradient(to left, transparent 50%, black 75%);
    mask-position: 100% center;
    mask-size: 400% 100%;
}

.marquee.is-combo {
    --duration: 600ms;
    letter-spacing: -0.05em;
}

.marquee-text {
    animation: marquee-drift var(--duration) linear forwards;
}

.board {
    position: relative;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 2cqmin;
}

.card {
    position: relative;
    display: grid;
    place-items: center;
    overflow: hidden;
    padding: 0;
    font-size: 6cqmin;
    aspect-ratio: 1;
    border-radius: 10cqmin;
    corner-shape: squircle;
    will-change: transform;
    transition: opacity 300ms var(--ease-out), background 100ms var(--ease-out);
    box-shadow: inset 0 0 1cqmin 0.5cqmin var(--button-bg-color),
        inset 0 0 0 1.5cqmin hsl(0 0% 0% / 0.1);

    &[aria-pressed="true"] {
        --button-bg-color: var(--button-active-bg-color);
        --button-border-color: var(--button-active-border-color);
    }

    &:disabled {
        --button-bg-color: var(--button-match-bg-color);
        --button-border-color: var(--button-match-border-color);
        cursor: revert;
        color: currentcolor;
    }

    @supports not (corner-shape: squircle) {
        border-radius: 7cqmin;
    }
}

/* Card highlight effect */
.card::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    corner-shape: inherit;
    box-shadow: inset 0 0 4cqmin 3cqmin var(--button-match-shine-color);
    opacity: 0;
}

.content {
    position: relative;
    margin: auto;
    pointer-events: none;
    user-select: none;
    transform: translateZ(0);
}

.prop {
    position: relative;
    transition: opacity 200ms 500ms var(--ease-out);
}

.face {
    display: inline-block;
    font-size: 1.25em;
}

.mask {
    display: inline-block;
    font-size: 1.8em;
}

.hand {
    --opacity-duration: 60ms;
    display: inline-block;
    opacity: 0;
    transform: scale(0.5);
    transition: transform 0s var(--opacity-duration) var(--ease-out),
        opacity var(--opacity-duration) var(--ease-out);
}

.card:is(:hover, :focus-visible, [aria-pressed="true"]) .hand {
    opacity: 1;
    transform: scale(1);
    transition: transform 200ms var(--ease-out), opacity 0s;
}

/* -------- Alien -------- */
.alien-mask {
    position: absolute;
    top: 100%;
    left: 50%;
    translate: -50% 0;
    transform-origin: bottom left;
    transition: rotate 500ms var(--ease-out);
}

.alien-mask .mask {
    position: absolute;
    bottom: 100%;
    translate: -25% 10%;
}

.alien-mask .hand {
    position: relative;
}

.card[aria-pressed="true"] .alien-mask {
    rotate: 45deg;
    transition-duration: 300ms;
}

/* -------- Clown -------- */
.clown-mask {
    display: flex;
    position: absolute;
    bottom: 0;
    left: 50%;
    translate: -50% 15%;
    transition: translate 300ms var(--ease-out);
}

.clown-mask .hand {
    --offset: 92%;
    --rotate: 10deg;
    position: absolute;
    top: 60%;
    translate: 0 -50%;

    &:first-child {
        right: var(--offset);
        rotate: calc(var(--rotate) * -1);
    }

    &:last-child {
        left: var(--offset);
        rotate: var(--rotate);
    }
}

.card[aria-pressed="true"] .clown-mask {
    translate: -50% -55%;
    transition-duration: 300ms;
    transition-timing-function: var(--ease-in-back);
}

/* -------- Cow -------- */
.cow-mask {
    position: absolute;
    bottom: 0;
    left: 0;
    translate: -50% -80%;
    transform-origin: bottom right;
    transition: 400ms var(--ease-out);
    transition-property: translate, rotate;
}

.cow-mask .mask {
    position: absolute;
    top: 30%;
    translate: 12% 0;
}

.cow-mask .hand {
    position: relative;
    rotate: -10deg;
}

.card[aria-pressed="true"] .cow-mask {
    rotate: -15deg;
    translate: -80% -190%;
    transition-duration: 200ms;
}

/* -------- Disguise -------- */
.disguise-mask {
    display: flex;
    position: absolute;
    bottom: 0;
    left: 50%;
    translate: -50% 15%;
    transition: 300ms var(--ease-out);
    transition-property: translate, rotate;
    transition-origin: bottom left;
}

.disguise-mask .hand {
    --offset: 92%;
    --rotate: 10deg;
    position: absolute;
    top: 60%;
    translate: 0 -50%;

    &:first-child {
        right: var(--offset);
        rotate: calc(var(--rotate) * -1);
    }

    &:last-child {
        left: var(--offset);
        rotate: var(--rotate);
    }
}

.card[aria-pressed="true"] .disguise-mask {
    translate: 10% 80%;
    rotate: 25deg;
    transition-duration: 300ms;
    transition-timing-function: var(--ease-in-back);
}

/* -------- Dragon -------- */
.dragon-mask {
    position: absolute;
    top: 100%;
    left: 50%;
    translate: -50% 0;
    transform-origin: bottom right;
    transition: rotate 500ms var(--ease-out);
}

.dragon-mask .mask {
    position: absolute;
    bottom: 80%;
    left: -40%;
}

.dragon-mask .hand {
    position: relative;
    translate: 55% -10%;
    rotate: -30deg;
    scale: -1 1;
}

.card[aria-pressed="true"] .dragon-mask {
    rotate: -45deg;
    transition-duration: 300ms;
}

/* -------- Eye -------- */
.eye-mask {
    position: absolute;
    top: 80%;
    left: 50%;
    translate: -50% 0;
    transform-origin: bottom left;
    transition: 400ms var(--ease-out);
    transition-property: translate, rotate;
}

.eye-mask .mask {
    position: absolute;
    bottom: 0;
    translate: -25% -40%;
}

.eye-mask .hand {
    position: relative;
    translate: 100% -80%;
    rotate: 5deg;
}

.card[aria-pressed="true"] .eye-mask {
    rotate: 15deg;
    translate: 5% -90%;
    transition-duration: 200ms;
}

/* -------- Fox -------- */
.fox-mask {
    position: absolute;
    top: 100%;
    left: 50%;
    translate: -50% 0;
    transform-origin: bottom right;
    transition: 500ms var(--ease-out);
    transition-property: translate, rotate;
}

.fox-mask .mask {
    position: absolute;
    bottom: 80%;
    left: -40%;
}

.fox-mask .hand {
    position: relative;
}

.card[aria-pressed="true"] .fox-mask {
    rotate: 15deg;
    translate: 0 100%;
    transition-duration: 300ms;
}

/* -------- Frog -------- */
.frog-mask {
    position: absolute;
    top: 0;
    left: 50%;
    translate: -50% -25%;
    transform-origin: bottom left;
    transition: rotate 500ms var(--ease-out);
}

.frog-mask .mask {
    position: absolute;
    bottom: 0;
    left: 0;
    translate: -24% -30%;
}

.frog-mask .hand {
    position: relative;
    translate: -75% 0;
    rotate: 30deg;
}

.card[aria-pressed="true"] .frog-mask {
    rotate: -45deg;
    transition-duration: 300ms;
}

/* -------- Ogre -------- */
.ogre-mask {
    display: flex;
    position: absolute;
    bottom: 0;
    left: 50%;
    translate: -50% 15%;
    transition: translate 300ms var(--ease-out);
}

.ogre-mask .hand {
    --offset: 90%;
    --rotate: -10deg;
    position: absolute;
    top: 40%;
    translate: 0 -50%;

    &:first-child {
        right: var(--offset);
        rotate: calc(var(--rotate) * -1);
    }

    &:last-child {
        left: var(--offset);
        rotate: var(--rotate);
    }
}

.card[aria-pressed="true"] .ogre-mask {
    translate: -50% -60%;
    transition-duration: 300ms;
    transition-timing-function: var(--ease-in-back);
}

/* -------- Pumpkin -------- */
.pumpkin-mask {
    position: absolute;
    bottom: 0;
    left: 50%;
    translate: -50% 10%;
    transform-origin: bottom right;
    transition: 400ms var(--ease-out);
    transition-property: rotate, translate;
}

.pumpkin-mask .hand {
    position: absolute;
    bottom: 60%;
    left: 40%;
    scale: -1 1;
    rotate: 35deg;
}

.card[aria-pressed="true"] .pumpkin-mask {
    rotate: 25deg;
    translate: -35% -35%;
    transition-duration: 250ms;
}

/* -------- Robot -------- */
.robot-mask {
    position: absolute;
    bottom: 0;
    left: 0;
    translate: -16% 10%;
    transform-origin: bottom left;
    transition: 400ms var(--ease-out);
    transition-property: rotate, translate;
}

.robot-mask .hand {
    position: absolute;
    bottom: 70%;
    left: 8%;
    rotate: -15deg;
}

.card[aria-pressed="true"] .robot-mask {
    rotate: -25deg;
    translate: -10% -40%;
    transition-duration: 250ms;
}

/* -------- Skull -------- */
.skull-mask {
    position: absolute;
    top: 0;
    left: 50%;
    translate: -51% -20%;
    transform-origin: bottom left;
    transition: 400ms var(--ease-out);
    transition-property: translate, rotate;
}

.skull-mask .mask {
    position: absolute;
    bottom: 60%;
    left: -40%;
}

.skull-mask .hand {
    position: relative;
    translate: 50% -40%;
    rotate: 15deg;
}

.card[aria-pressed="true"] .skull-mask {
    rotate: 15deg;
    translate: 25%;
    transition-duration: 200ms;
}

/* Card match state */
.card.is-matched {
    --duration: 1.2s;
    --delay: 50ms;
    animation: card-pop-up var(--duration) var(--delay) forwards,
        z-position 1s forwards;

    &::before {
        animation: match-shine calc(var(--duration) / 1.5) var(--delay) var(--ease-out) forwards;
    }

    .face,
    .prop {
        animation: pop-up var(--duration) var(--delay) forwards;
    }

    .face {
        --scale: 1;
    }

    .prop {
        --scale: 0.4;
        opacity: 0;
    }
}

/* Loading state */
.board.is-loading {
    cursor: wait;

    .card {
        opacity: 0;
        pointer-events: none;
        animation: load-card-scale-up 1.2s calc(var(--i, 1) * 0.033s) var(--ease-elastic) forwards,
            load-card-fade-in 400ms calc(var(--i, 1) * 0.033s) var(--ease-out) forwards;
    }
}

/* Waiting state */
.board.is-waiting {
    --shake-offset: 1%;
    pointer-events: none;

    .card:not([aria-pressed="true"]) {
        opacity: 0.25;
        transition-duration: 200ms;
    }

    .card[aria-pressed="true"]:not(.is-matched) {
        animation: shake 200ms 300ms ease infinite;
        transition-origin: bottom center;
    }
}

/* Completed state */
.board.is-complete {
    pointer-events: none;

    .card,
    .face {
        animation: 1.5s calc(var(--i) * 0.1s + 800ms) infinite;
    }

    .card {
        overflow: visible;
        animation-name: card-jump;
    }

    .face {
        animation-name: face-jump;
    }
}

/* Animation keyframes */
@keyframes shake {
    25% {
        translate: calc(var(--shake-offset) * -1);
    }

    75% {
        translate: var(--shake-offset);
    }
}

@keyframes z-position {

    0%,
    99% {
        z-index: 1;
    }

    100% {
        z-index: 0;
    }
}

@keyframes card-pop-up {
    0% {
        animation-timing-function: ease-out;
    }

    10%,
    40% {
        scale: 1.5;
        /* prettier-ignore */
        animation-timing-function: linear(0, 1.114 8.5%, 1.37 12.9%, 1.315 16.2%, 0.941 24%, 0.869 27.8%, 0.882 30.7%, 1.012 38.3%, 1.046 42.7%, 0.984, 1.006 72.2%, 1);
    }

    100% {
        scale: 1;
    }
}

@keyframes pop-up {
    0% {
        animation-timing-function: ease-out;
    }

    25%,
    50% {
        scale: 1.2;
        /* prettier-ignore */
        animation-timing-function: linear(0, 1.114 8.5%, 1.37 12.9%, 1.315 16.2%, 0.941 24%, 0.869 27.8%, 0.882 30.7%, 1.012 38.3%, 1.046 42.7%, 0.984, 1.006 72.2%, 1);
    }

    100% {
        scale: var(--scale);
    }
}

@keyframes card-jump {
    0% {
        animation-timing-function: ease;
    }

    10% {
        translate: 0 -5%;
        /* prettier-ignore */
        animation-timing-function: linear(0, 1.114 8.5%, 1.37 12.9%, 1.315 16.2%, 0.941 24%, 0.869 27.8%, 0.882 30.7%, 1.012 38.3%, 1.046 42.7%, 0.984, 1.006 72.2%, 1);
    }

    75% {
        translate: 0 0;
    }
}

@keyframes face-jump {
    0% {
        animation-timing-function: ease;
    }

    15% {
        translate: 0 -120%;
        scale: 1.2;
        /* prettier-ignore */
        animation-timing-function: linear(0, 1.114 8.5%, 1.37 12.9%, 1.315 16.2%, 0.941 24%, 0.869 27.8%, 0.882 30.7%, 1.012 38.3%, 1.046 42.7%, 0.984, 1.006 72.2%, 1);
    }

    60% {
        scale: 1;
    }

    75% {
        translate: 0 0;
    }
}

@keyframes match-shine {

    0%,
    25% {
        opacity: 1;
    }

    to {
        opacity: 0;
        scale: 2;
    }
}

@keyframes marquee-drift {
    from {
        translate: 0 2%;
    }

    to {
        translate: 0 -5%;
    }
}

@keyframes marquee-reveal {

    0%,
    80% {
        scale: 1;
    }

    100% {
        scale: 0.98;
    }

    0%,
    100% {
        opacity: 0;
    }

    10%,
    80% {
        opacity: 1;
    }
}

@keyframes marquee-mask-position {

    30%,
    100% {
        mask-position: 0% center;
    }
}

@keyframes load-card-scale-up {
    from {
        scale: 0.9;
    }

    to {
        scale: 1;
    }
}

@keyframes load-card-fade-in {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}