/* Reset */
body {
  margin: 0;
}

html,
body {
    min-height: 100vh;
}

blockquote,
pre,
ol,
ul,
figure {
  padding: 0;
  margin: 0;
}

img {
  max-width: 100%;
  display: block;
  height: auto;
  border: none;
}

article,
aside,
figure,
footer,
header,
aside,
main,
nav {
  display: block;
}

html {
    box-sizing: border-box;
}

*,
*:before,
*:after {
    box-sizing: inherit;
}

iframe {
  border: none;
}

li {
    list-style: none;
}

ul,
ol,
p {
    margin: 0;
}

button {
    color: inherit;
    cursor: pointer;
    padding: 0;
    font: inherit;
    box-shadow: none;
    border-radius: 0;
    background: transparent;
    border: none;
}

a {
    color: inherit;
}

/* Global */
body {
    -moz-osx-font-smoothing: grayscale;
    -webkit-font-smoothing: antialiased;
    font: 400 100%/1.625 'Barlow', sans-serif;
    justify-content: center;
    flex-direction: column;
    align-items: center;
    background: #222;
    display: flex;
    color: #FFF;
}

/* Starter */
.starter {
    text-align: center;
    transition: 800ms opacity;
    padding: 20px 0;
    font-size: 1.125em;
}

body:not(.loading) .starter {
    opacity: 0;
}

h1 {
    font-size: 2rem;
    line-height: 1.2;
    margin-top: 0;
}

.starter:after {
    content: '';
    position: absolute;
    background: url('/assets/bg.png') center no-repeat;
    background-size: contain;
    filter: blur(30px);
    opacity: 0.5;
    z-index: -1;
    height: 100%;
    width: 100%;
    left: 0;
    top: 0;
}

.starter button {
    background: linear-gradient(#89acaa, #4d6168);
    color: #FFF;
    font-weight: 700;
    font-size: 1.25rem;
    padding: 1rem 1.5rem;
    border-radius: 3px;
    box-shadow: 0 0 8px rgba(0, 0, 0, 0.2);
    margin: 0 5px 2rem;
    transition: 300ms transform;
}

.starter button:hover {
    transform: scale(1.02);
}

.starter button:first-of-type {
    background: linear-gradient(#FF5722, #eca438);
}

@media screen and (min-width: 40em) {
    .starter button {
        padding: 1rem 2.5rem;
    }
}

/* Pedals */
.pedalboard {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: flex-end;
    padding: 20px 0;
    width: 100%;
}

.pedalboard:empty {
    display: none;
}

.pedal {
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.8);
    padding: 20px 0;
    margin: 40px 10px;
    flex-basis: 220px;
    text-align: center;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    align-items: center;
    position: relative;
    text-shadow: -0.05em 0.05em rgba(0, 0, 0, 0.2);
    min-height: 424px;
}

.pedal:after {
    content: attr(data-type);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 700;
    font-size: 0.8em;
}

.pedal__controls {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    max-width: 280px;
    flex: 1;
}

.pedal__controls > * {
    margin: 5px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    flex-basis: calc(50% - 20px);
}

.pedal__controls label {
    display: block;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 600;
    margin-bottom: 0;
}

.pedal__controls input,
.pedal__on-off input {
    position: absolute; 
    overflow: hidden; 
    clip: rect(0 0 0 0); 
    height: 1px;
    width: 1px; 
    margin: -1px;
    padding: 0;
    border: 0; 
}

.pedal__knob {
    width: 60px;
    height: 60px;
    border-radius: 100%;
    background: #FFF;
    border: 1px solid #BBB;
    position: relative;

    transform: rotate(calc(var(--percentage, 0) * 1deg))
}

.pedal__knob:after {
    content: '';
    position: absolute;
    height: 40%;
    width: 2px;
    background: #888;
    left: 50%;
    top: 10%;
    margin: 0 0 0 -1px;
    transform-origin: 50% 100%;
    transform: rotate(-150deg);
}

.pedal__on-off {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: calc(100% - 60px);
}

.pedal__button {
    -webkit-tap-highlight-color: transparent;
    width: 60px;
    height: 60px;
    border-radius: 100%;
    background: #FFF;
    box-shadow: inset 0 0 0 10px #DDD;
    overflow: hidden;
    white-space: nowrap;
    text-indent: 200%;
    border: 1px solid #BBB;
    display: block;
    cursor: pointer;
}

.pedal__button[data-label][aria-label] {
    overflow: visible;
    white-space: normal;
    text-indent: 0;
    margin-top: 1rem;
    position: relative;
    outline: none;
}

.pedal__button[data-label][aria-label]:before {
    content: attr(aria-label);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 700;
    font-size: 0.7em;
    position: absolute;
    left: 50%;
    bottom: 100%;
    margin-bottom: 0.25rem;
    transform: translateX(-50%);
}

.pedal__led {
    --pedal-led: rgba(255, 255, 255, 0.4);
    width: 25px;
    height: 25px;
    background: var(--pedal-led);
    border-radius: 100%;
    border: 1px solid rgba(0, 0, 0, 0.2);
    margin: 1.5rem 0 1rem;
}

.pedal__led[data-state="recording"],
.pedal__on-off input:checked ~ .pedal__led {
    --pedal-led: red;
    box-shadow: 0 0 20px 2px var(--pedal-led);
}

.pedal__led[data-state="overdubbing"] {
    --pedal-led: rgb(223, 190, 46);
    box-shadow: 0 0 20px 2px var(--pedal-led);
}

.pedal__led[data-state="playing"] {
    --pedal-led: rgb(48, 177, 59);
    box-shadow: 0 0 20px 2px var(--pedal-led);
}

.pedal__double-button {
    display: flex;
    justify-content: space-between;
    width: 100%;
}

.pedal h2 {
    margin: 0.5rem 0 0;
    font-size: 1.5rem;
}

.pedal__jack {
    position: absolute;
    left: 25%;
    bottom: 100%;
    width: 40px;
    height: 20px;
    background: linear-gradient(to left, rgba(192, 192, 192, 0.2), rgba(121, 121, 121, 0.2));
    transform: translateX(-50%);
    box-shadow: 0 -2px 2px rgba(0, 0, 0, 0.2);
}

.pedal__jack + .pedal__jack {
    left: 75%;
}

/* Pedal styles */
.pedal--chorus {
    background: linear-gradient(#4bccc8, #9fd6e8);
}

.pedal--boost {
    background: linear-gradient(#FF5722, #eca438);
}

.pedal--tremolo {
    background: linear-gradient(#673AB7, #460b50);
}

.pedal--harmonic-tremolo {
    background: linear-gradient(#6d522a, #2f2e2c);
}

.pedal--multihead-delay {
    background: #000;
    flex-basis: 700px;
}

.pedal--multihead-delay ul {
    max-width: 100%;
}

.pedal--delay {
    background: linear-gradient(#bfe0df, #6d8790);
}

.pedal--reverb {
    background: linear-gradient(#e689d1, #ab6e4a);
}

.pedal--wah {
    background: linear-gradient(#222, rgb(32, 33, 41));
}

.pedal--compressor {
    background: linear-gradient(#84b75a, rgb(47, 129, 154));
}

.pedal--overdrive {
    background: linear-gradient(#a23642, rgb(202, 80, 137));
}

.pedal--looper {
    background: linear-gradient(#36a248, rgb(45, 76, 59));
}

.pedal--looper .pedal__on-off {
    /* display: none; */
}

.cassette {
    order: -1;
    align-self: flex-start;
    justify-self: flex-start;
    background: #333;
    border-radius: 25px;
    height: 50px;
    width: calc(100% - 40px);
    margin: 0 20px 20px;
    position: relative;
}

.cassette__head {
    content: '';
    position: absolute;
    left: 5px;
    top: 5px;
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.9);
    border-radius: 100%;
    box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.8);
    animation: 2s spin linear infinite;
}

.cassette__head:after {
    content: '';
    background: #FFF;
    position: absolute;
    height: 100%;
    width: 100%;
    left: 0;
    top: 0;
    -webkit-clip-path: polygon(50% 0%, 83% 12%, 100% 43%, 94% 78%, 68% 100%, 32% 100%, 6% 78%, 0% 43%, 17% 12%);
    clip-path: polygon(50% 0%, 83% 12%, 100% 43%, 94% 78%, 68% 100%, 32% 100%, 6% 78%, 0% 43%, 17% 12%);
}

.cassette__window + .cassette__head {
    animation-duration: 3.6s;
}

.cassette__head + .cassette__head {
    left: auto;
    right: 5px;
}

.cassette__window {
    width: 70px;
    height: 40px;
    top: 5px;
    background: #FFF;
    left: 50%;
    transform: translateX(-50%);
    overflow: hidden;
    position: absolute;
    border-radius: 3px;
}

.cassette__window:before,
.cassette__window:after {
    height: 80px;
    width: 80px;
    top: 50%;
    margin-top: -40px;
    background: #222;
    position: absolute;
    left: -55px;
    content: '';
    border-radius: 100% 95%;
    animation: 2s spin linear infinite;
}

.cassette__window:after {
    left: auto;
    right: -70px;
}

/* Error */
.error {
    position: absolute;
    bottom: 1rem;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(255, 255, 255, 0.2);
    padding: 1rem 1.5rem;
    text-align: center;
    width: calc(100% - 2rem);
    max-width: 400px;
}

@keyframes spin {
    to {
        transform: rotate(1turn);
    }
}

/* Toggle */

.pedal-toggle-label {
    padding-bottom: 30px;
    position: relative;
    cursor: pointer;
}

.pedal-toggle-label:before {
    content: '';
    width: 20px;
    height: 20px;
    position: absolute;
    background: linear-gradient(#efefef, #dfdfdf);
    border-radius: 100%;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
}

:checked + .pedal-toggle-label:before {
    box-shadow: 0 0 5px 0 red;
    background: red;
}

/* Multihead delay */

.pedal--multihead-delay ul > * {
    flex-basis: calc(25% - 10px);
}

.pedal--multihead-delay .pedal__controls {
    flex-direction: column;
}

.delay-head {
    display: flex;
    flex-direction: row;
    align-items: stretch;
}

.sub-pedal {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: flex-start;
    flex-direction: row;
    position: relative;
    padding: 20px 5px 5px 5px;
    margin: 0 5px;
    min-width: 200px;
    flex: 1;
    background: var(--sub-pedal-background);
    border-radius: 5px;
}

.sub-pedal:before {
    content: attr(data-type);
    position: absolute;
    text-align: center;
    width: 100%;
    top: 0.25rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    font-weight: 700;
    font-size: 0.8em;
}

.sub-pedal:not(:last-child):after {
    content: '';
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 8px 0 8px 8px;
    border-color: transparent transparent transparent var(--sub-pedal-background);
    position: absolute;
    left: 100%;
    top: 50%;
    transform: translateY(-50%);
}

.sub-pedal > * {
    margin: 0.5rem;
}

.sub-pedal .pedal__knob {
    width: 50px;
    height: 50px;
}

.sub-pedal-delay {
    --sub-pedal-background: #175772;
}

.sub-pedal-chorus {
    --sub-pedal-background: #39A0C7;
}

.sub-pedal-eq {
    --sub-pedal-background: #7E8A89;
}

.sub-pedal-mix {
    --sub-pedal-background: #ACB5B8;
}