550 lines
10 KiB
SCSS
550 lines
10 KiB
SCSS
@import "helpers";
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@import "fonts/clear-sans.css";
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$field-width: 500px;
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$grid-spacing: 15px;
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$grid-row-cells: 4;
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$tile-size: ($field-width - $grid-spacing * ($grid-row-cells + 1)) / $grid-row-cells;
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$tile-border-radius: 3px;
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$mobile-threshold: $field-width + 20px;
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$text-color: #776E65;
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$bright-text-color: #f9f6f2;
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$tile-color: #eee4da;
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$tile-gold-color: #edc22e;
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$tile-gold-glow-color: lighten($tile-gold-color, 15%);
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$game-container-margin-top: 40px;
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$game-container-background: #bbada0;
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$transition-speed: 100ms;
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html, body {
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margin: 0;
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padding: 0;
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background: #faf8ef;
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color: $text-color;
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font-family: "Clear Sans", "Helvetica Neue", Arial, sans-serif;
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font-size: 18px;
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}
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body {
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margin: 80px 0;
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}
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.heading {
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@include clearfix;
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}
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h1.title {
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font-size: 80px;
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font-weight: bold;
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margin: 0;
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display: block;
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float: left;
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}
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@include keyframes(move-up) {
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0% {
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top: 25px;
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opacity: 1;
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}
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100% {
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top: -50px;
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opacity: 0;
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}
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}
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.scores-container {
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float: right;
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text-align: right;
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}
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.score-container, .best-container {
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$height: 25px;
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position: relative;
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display: inline-block;
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background: $game-container-background;
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padding: 15px 25px;
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font-size: $height;
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height: $height;
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line-height: $height + 22px;
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font-weight: bold;
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border-radius: 3px;
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color: white;
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margin-top: 8px;
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text-align: center;
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&:after {
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position: absolute;
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width: 100%;
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top: 10px;
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left: 0;
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text-transform: uppercase;
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font-size: 13px;
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line-height: 13px;
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text-align: center;
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color: $tile-color;
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}
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.score-addition {
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position: absolute;
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right: 30px;
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color: red;
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font-size: $height;
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line-height: $height;
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font-weight: bold;
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color: rgba($text-color, .9);
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z-index: 100;
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@include animation(move-up 600ms ease-in);
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@include animation-fill-mode(both);
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}
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}
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.score-container:after {
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content: "Score";
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}
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.best-container:after {
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content: "Best";
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}
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p {
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margin-top: 0;
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margin-bottom: 10px;
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line-height: 1.65;
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}
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a {
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color: $text-color;
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font-weight: bold;
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text-decoration: underline;
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cursor: pointer;
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}
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strong {
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&.important {
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text-transform: uppercase;
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}
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}
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hr {
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border: none;
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border-bottom: 1px solid lighten($text-color, 40%);
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margin-top: 20px;
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margin-bottom: 30px;
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}
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.container {
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width: $field-width;
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margin: 0 auto;
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}
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@include keyframes(fade-in) {
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0% {
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opacity: 0;
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}
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100% {
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opacity: 1;
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}
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}
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// Styles for buttons
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@mixin button {
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display: inline-block;
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background: darken($game-container-background, 20%);
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border-radius: 3px;
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padding: 0 20px;
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text-decoration: none;
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color: $bright-text-color;
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height: 40px;
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line-height: 42px;
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}
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// Game field mixin used to render CSS at different width
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@mixin game-field {
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.game-container {
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margin-top: $game-container-margin-top;
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position: relative;
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padding: $grid-spacing;
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cursor: default;
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-webkit-touch-callout: none;
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-ms-touch-callout: none;
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-webkit-user-select: none;
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-moz-user-select: none;
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-ms-user-select: none;
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-ms-touch-action: none;
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touch-action: none;
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background: $game-container-background;
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border-radius: $tile-border-radius * 2;
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width: $field-width;
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height: $field-width;
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-webkit-box-sizing: border-box;
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-moz-box-sizing: border-box;
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box-sizing: border-box;
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.game-message {
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display: none;
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position: absolute;
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top: 0;
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right: 0;
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bottom: 0;
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left: 0;
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background: rgba($tile-color, .5);
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z-index: 100;
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text-align: center;
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p {
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font-size: 60px;
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font-weight: bold;
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height: 60px;
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line-height: 60px;
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margin-top: 222px;
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// height: $field-width;
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// line-height: $field-width;
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}
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.lower {
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display: block;
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margin-top: 59px;
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}
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a {
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@include button;
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margin-left: 9px;
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// margin-top: 59px;
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&.keep-playing-button {
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display: none;
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}
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}
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@include animation(fade-in 800ms ease $transition-speed * 12);
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@include animation-fill-mode(both);
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&.game-won {
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background: rgba($tile-gold-color, .5);
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color: $bright-text-color;
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a.keep-playing-button {
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display: inline-block;
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}
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}
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&.game-won, &.game-over {
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display: block;
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}
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}
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}
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.grid-container {
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position: absolute;
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z-index: 1;
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}
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.grid-row {
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margin-bottom: $grid-spacing;
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&:last-child {
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margin-bottom: 0;
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}
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&:after {
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content: "";
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display: block;
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clear: both;
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}
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}
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.grid-cell {
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width: $tile-size;
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height: $tile-size;
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margin-right: $grid-spacing;
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float: left;
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border-radius: $tile-border-radius;
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background: rgba($tile-color, .35);
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&:last-child {
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margin-right: 0;
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}
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}
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.tile-container {
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position: absolute;
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z-index: 2;
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}
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.tile {
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&, .tile-inner {
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width: ceil($tile-size);
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height: ceil($tile-size);
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line-height: ceil($tile-size);
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}
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// Build position classes
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@for $x from 1 through $grid-row-cells {
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@for $y from 1 through $grid-row-cells {
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&.tile-position-#{$x}-#{$y} {
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$xPos: floor(($tile-size + $grid-spacing) * ($x - 1));
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$yPos: floor(($tile-size + $grid-spacing) * ($y - 1));
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@include transform(translate($xPos, $yPos));
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}
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}
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}
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}
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}
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// End of game-field mixin
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@include game-field;
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.tile {
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position: absolute; // Makes transforms relative to the top-left corner
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.tile-inner {
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border-radius: $tile-border-radius;
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background: $tile-color;
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text-align: center;
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font-weight: bold;
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z-index: 10;
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font-size: 55px;
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}
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// Movement transition
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@include transition($transition-speed ease-in-out);
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-webkit-transition-property: -webkit-transform;
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-moz-transition-property: -moz-transform;
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transition-property: transform;
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$base: 2;
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$exponent: 1;
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$limit: 11;
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// Colors for all 11 states, false = no special color
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$special-colors: false false, // 2
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false false, // 4
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#f78e48 true, // 8
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#fc5e2e true, // 16
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#ff3333 true, // 32
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#ff0000 true, // 64
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false true, // 128
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false true, // 256
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false true, // 512
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false true, // 1024
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false true; // 2048
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// Build tile colors
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@while $exponent <= $limit {
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$power: pow($base, $exponent);
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&.tile-#{$power} .tile-inner {
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// Calculate base background color
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$gold-percent: ($exponent - 1) / ($limit - 1) * 100;
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$mixed-background: mix($tile-gold-color, $tile-color, $gold-percent);
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$nth-color: nth($special-colors, $exponent);
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$special-background: nth($nth-color, 1);
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$bright-color: nth($nth-color, 2);
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@if $special-background {
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$mixed-background: mix($special-background, $mixed-background, 55%);
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}
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@if $bright-color {
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color: $bright-text-color;
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}
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// Set background
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background: $mixed-background;
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// Add glow
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$glow-opacity: max($exponent - 4, 0) / ($limit - 4);
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@if not $special-background {
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box-shadow: 0 0 30px 10px rgba($tile-gold-glow-color, $glow-opacity / 1.8),
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inset 0 0 0 1px rgba(white, $glow-opacity / 3);
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}
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// Adjust font size for bigger numbers
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@if $power >= 100 and $power < 1000 {
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font-size: 45px;
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// Media queries placed here to avoid carrying over the rest of the logic
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@include smaller($mobile-threshold) {
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font-size: 25px;
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}
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} @else if $power >= 1000 {
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font-size: 35px;
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@include smaller($mobile-threshold) {
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font-size: 15px;
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}
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}
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}
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$exponent: $exponent + 1;
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}
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// Super tiles (above 2048)
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&.tile-super .tile-inner {
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color: $bright-text-color;
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background: mix(#333, $tile-gold-color, 95%);
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font-size: 30px;
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@include smaller($mobile-threshold) {
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font-size: 10px;
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}
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}
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}
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@include keyframes(appear) {
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0% {
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opacity: 0;
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@include transform(scale(0));
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}
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100% {
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opacity: 1;
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@include transform(scale(1));
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}
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}
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.tile-new .tile-inner {
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@include animation(appear 200ms ease $transition-speed);
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@include animation-fill-mode(backwards);
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}
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@include keyframes(pop) {
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0% {
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@include transform(scale(0));
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}
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50% {
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@include transform(scale(1.2));
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}
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100% {
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@include transform(scale(1));
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}
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}
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.tile-merged .tile-inner {
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z-index: 20;
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@include animation(pop 200ms ease $transition-speed);
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@include animation-fill-mode(backwards);
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}
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.above-game {
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@include clearfix;
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}
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.game-intro {
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float: left;
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line-height: 42px;
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margin-bottom: 0;
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}
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.restart-button {
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@include button;
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display: block;
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text-align: center;
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float: right;
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}
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.game-explanation {
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margin-top: 50px;
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}
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@include smaller($mobile-threshold) {
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// Redefine variables for smaller screens
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$field-width: 280px;
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$grid-spacing: 10px;
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$grid-row-cells: 4;
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$tile-size: ($field-width - $grid-spacing * ($grid-row-cells + 1)) / $grid-row-cells;
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$tile-border-radius: 3px;
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$game-container-margin-top: 17px;
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html, body {
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font-size: 15px;
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}
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body {
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margin: 20px 0;
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padding: 0 20px;
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}
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h1.title {
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font-size: 27px;
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margin-top: 15px;
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}
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.container {
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width: $field-width;
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margin: 0 auto;
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}
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.score-container, .best-container {
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margin-top: 0;
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padding: 15px 10px;
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min-width: 40px;
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}
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.heading {
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margin-bottom: 10px;
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}
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// Show intro and restart button side by side
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.game-intro {
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width: 55%;
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display: block;
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box-sizing: border-box;
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line-height: 1.65;
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}
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.restart-button {
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width: 42%;
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padding: 0;
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display: block;
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box-sizing: border-box;
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margin-top: 2px;
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}
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// Render the game field at the right width
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@include game-field;
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// Rest of the font-size adjustments in the tile class
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.tile .tile-inner {
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font-size: 35px;
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}
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.game-message {
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p {
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font-size: 30px !important;
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height: 30px !important;
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line-height: 30px !important;
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margin-top: 90px !important;
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}
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.lower {
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margin-top: 30px !important;
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}
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}
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}
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