html {
    --dark: #a58b53b3;
    --lite: #D7B56D;
    --robotomono-italic: "robotomono-italic", Consolas, Monaco, "Andale Mono", "Ubuntu Mono", monospace;
    --robotomono-bolditalic: "robotomono-bolditalic", Consolas, Monaco, "Andale Mono", "Ubuntu Mono", monospace;
}

@font-face {
    font-display: swap;
    font-family: robotomono-italic;
    src: url('../../fonts/roboto_mono/robotomono-italic.woff2');
}

@font-face {
    font-display: swap;
    font-family: robotomono-bolditalic;
    src: url('../../fonts/roboto_mono/robotomono-bolditalic.woff2');
}

html,
body {
    margin: 0;
    padding: 0;
    overflow: hidden;
    -webkit-text-size-adjust: none;
    text-size-adjust: none;
}

body {
    font-family: var(--robotomono-italic);
    word-spacing: -3px;
    background-color: black;
}

@media (min-width:38.75em) and (orientation: portrait) {
    main {
        --pos-1: 22;
        --pos-2: 34;
        --pos-3: 20;
    }
}

@media (min-width:65em) and (orientation: landscape) {
    main {
        --pos-1: 14;
        --pos-2: 22;
        --pos-3: 20;
    }
}

@media (min-width:77.5em) {
    main {
        --pos-1: 14;
        --pos-2: 22;
        --pos-3: 20;
    }
}

@media (min-width:106.25em) {
    main {
        --pos-1: 22;
        --pos-2: 44;
        --pos-3: 26;
    }
}

@media (min-width:123.75em) {
    main {
        --pos-1: 24;
        --pos-2: 48;
        --pos-3: 28;
    }
}

main {
    height: 100%;
    width: 100%;
    position: absolute;
}

.title-motor {
    z-index: 10;
}

.section-forms {
    z-index: 14;
}

.motor {
    z-index: 7;
}

svg {
    width: 100%;
}

.title-motor,
.motor,
.section-forms {
    width: 100%;
    display: flex;
    justify-content: center;
}

.ussr {
    width: max(3.65vw, 3.125rem);
    height: auto;
}

svg,
.hr,
.ussr,
.btn {
    filter: grayscale(0.1) sepia(0.2);
}

.title-motor svg {
    overflow: visible;
}

@keyframes fade-in {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

#toregister:target~#register,
#tologin:target~#login {
    animation: fade-in 1.5s ease-in both;
}

@keyframes out-left {
    0% {
        opacity: 1;
        transform: translateX(0);
    }
    100% {
        opacity: 0;
        transform: translateX(-2000px);
    }
}

#toregister:target~#login,
#tologin:target~#register {
    animation: out-left 1s ease-out 0.2s both;
}

#register {
    z-index: 222;
}

#login {
    z-index: 220;
    opacity: 0;
}

a.hiddenanchor {
    display: none;
}

.form-outer,
form,
.col {
    display: flex;
}

.form-outer {
    position: absolute;
    justify-content: center;
    overflow: hidden;
}

form {
    width: 100%;
    background-color: transparent;
    flex-direction: column;
    flex-flow: row wrap;
    align-content: space-around;
}

.col-head,
.col4,
.col2,
.col3 {
    width: 100%;
}

.col4,
.col3 {
    align-items: center;
}

.col2,
.col-head {
    flex-direction: column;
}

.col2,
.col3 {
    justify-content: space-between;
}

label {
    display: block;
    border: none;
    padding: 0;
}

.hr {
    width: 100%;
    height: 0.2rem;
    background: linear-gradient( to right, rgba(204, 204, 204, 0.9), rgba(204, 204, 204, 0.7), rgba(204, 204, 204, 0.5), transparent);
    position: relative;
    display: block;
    overflow: hidden;
}

@keyframes blick {
    to {
        transform: translateX(70%);
        opacity: 0;
    }
}

.hr::after {
    content: "";
    position: absolute;
    height: 100%;
    width: 100%;
    background: linear-gradient( to right, transparent 0%, rgba(255, 255, 255, 1) 10%, transparent 20%, transparent 100%);
    transform: translateX(-15%);
    opacity: 1;
    animation: blick 5s infinite ease-in-out -0.5s;
}

form,
input,
label,
select,
option {
    --fs: calc(var(--pos-1) / 16 * 1rem);
    text-align: left;
    font-size: var(--fs, 0.8rem);
}

form,
select,
label,
option {
    color: #fff;
}

input {
    color: #000;
}

form h1 {
    --fs: calc(var(--pos-2) / 16 * 1rem);
    font-family: var(--robotomono-italic);
    font-size: var(--fs, 1.1rem);
}

form a {
    color: #a1741a;
    font-family: var(--robotomono-bolditalic);
}

form h1,
form a {
    text-shadow: 0 0 0.05rem rgba(0, 0, 0, 0.7);
}

form a:hover {
    color: rgb(243, 243, 243);
    text-decoration: underline;
}

.no_text_indent {
    color: #00293f;
}

#is_html {
    width: 1.2rem;
    height: 1.2rem;
    margin-left: 0.4rem;
}

input {
    box-shadow: inset 0 0 0.3rem #775513;
    border: none;
    margin: 0;
    margin-left: -1px;
    position: relative;
}

input[type="checkbox"] {
    cursor: pointer;
    margin: 0;
}

input[type="checkbox"]::after,
input[type="checkbox"]::before {
    display: none;
}

input[type="text"],
input[type="email"],
input[type="password"] {
    width: 100%;
    padding: max(0.43vw, 0.35rem);
    background-color: #dfdede;
}

label {
    position: relative;
}

.btn {
    --btn-font: calc(var(--pos-3) / 16 * 1rem);
    font-size: var(--btn-font, 1.2rem);
    cursor: pointer;
    color: #fff;
    background: linear-gradient(-45deg, var(--lite), rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.3), var(--lite), var(--lite)) left/400% 100%;
    font-size: var(--btn-font);
    text-transform: uppercase;
    text-shadow: 0 0 0.1rem var(--dark);
    letter-spacing: calc(var(--btn-font) / 17.5);
    padding: max(0.84vw, 0.7rem);
    border: 0;
    box-shadow: inset 0 0.2rem 0.35rem var(--dark), inset 0 -0.2rem 0.35rem var(--dark), inset 0.2rem 0 0.35rem var(--dark), inset -0.2rem 0 0.35rem var(--dark);
    position: relative;
}

.btn:hover {
    animation: shadow-btn 0.2s ease 0.1s;
}

@keyframes shadow-btn {
    0% {
        background-position: 100% 0%;
    }
    100% {
        background-position: 0% 100%;
    }
}

@keyframes flicker {
    0% {
        opacity: 1;
    }
    3% {
        opacity: 0.4;
    }
    6% {
        opacity: 1;
    }
    7% {
        opacity: 0.4;
    }
    8% {
        opacity: 1;
    }
    9% {
        opacity: 0.4;
    }
    10% {
        opacity: 1;
    }
    89% {
        opacity: 1;
    }
    90% {
        opacity: 0.4;
    }
    100% {
        opacity: 0.4;
    }
}

#motor:hover>#foo,
#motor:focus>#foo {
    animation: flicker 6s infinite step-end;
}

@keyframes flicker-light {
    0%,
    4%,
    8%,
    12%,
    20%,
    30%,
    40%,
    50%,
    100% {
        filter: saturate(0);
        opacity: 0.5;
    }
    2%,
    6%,
    10% {
        filter: saturate(1.4);
        opacity: 0.6;
    }
    25%,
    35%,
    45% {
        filter: saturate(1.6);
        opacity: 0.6;
    }
    80% {
        filter: saturate(3);
        opacity: 0.7;
    }
}

.foo-use {
    animation: flicker-light 6s linear infinite alternate;
}

.motorpath {
    fill-rule: evenodd;
}

.shadow {
    opacity: 0.7;
    filter: drop-shadow(0 0 0.05rem #000) blur(0.03rem);
}

.shadow-lt-lt {
    opacity: 0.3;
    filter: drop-shadow(0 0 0.05rem #000) blur(0.03rem);
}

.shadow-lt {
    filter: drop-shadow(0 0 0.05rem rgba(0, 0, 0, 0.7)) opacity(0.7);
}

.shadow-dr {
    filter: drop-shadow(0 0 0.5rem #000);
}

#frame {
    animation: flicker 7s infinite step-end -0.5s;
}

#mm {
    animation: flicker 8s infinite step-end;
}

@keyframes flicker-out {
    0% {
        opacity: 0.5;
    }
    19% {
        opacity: 0.5;
    }
    20% {
        opacity: 0.55;
    }
    78% {
        opacity: 0.55;
    }
    79% {
        opacity: 0.7;
    }
    80% {
        opacity: 0.55;
    }
    85% {
        opacity: 0.5;
    }
    90% {
        opacity: 0.55;
    }
    95% {
        opacity: 0.5;
    }
    100% {
        opacity: 0.55;
    }
}

#zz {
    animation: flicker-out 0.7s infinite -0.1s step-end;
}

#dd {
    animation: flicker-out 0.7s infinite -0.5s step-end;
}

@keyframes flicker-in {
    0% {
        opacity: 0.7;
    }
    19% {
        opacity: 0.7;
    }
    20% {
        opacity: 0.75;
    }
    78% {
        opacity: 0.75;
    }
    79% {
        opacity: 1;
    }
    80% {
        opacity: 0.75;
    }
    85% {
        opacity: 0.7;
    }
    90% {
        opacity: 0.75;
    }
    95% {
        opacity: 0.7;
    }
    100% {
        opacity: 0.75;
    }
}

#history {
    animation: flicker-in 0.7s infinite -0.1s step-end;
}

@media screen and (orientation: portrait) {
    html,
    body {
        overflow: auto;
    }
    body {
        height: auto;
    }
    main {
        --g: min(5vw, 1rem);
        display: flex;
        flex-direction: column;
        align-items: center;
        overflow-y: auto;
        gap: 1.5vh;
        position: inherit;
    }
    .title-motor,
    .motor {
        position: relative;
    }
    .title-motor {
        top: var(--g);
    }
    .title-motor,
    .section-forms,
    .section-forms {
        width: 94%;
    }
    .motor {
        height: 50vh;
    }
    .section-forms {
        position: absolute;
        height: 100%;
        align-items: flex-end;
        bottom: var(--g);
    }
    form {
        gap: 0.5rem;
        text-shadow: 0 0 0.05rem rgb(0 0 0 / 100%), 0 0 0.1rem rgb(0 0 0 / 100%);
        background: linear-gradient( to top, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 0.7) 90%, transparent);
    }
    .ussr {
        width: max(2.8vw, 2.4rem);
        height: auto;
    }
    .btn {
        font-size: var(--btn-font, 1rem);
        padding: max(1vw, 0.5rem);
    }
}

@media screen and (orientation: landscape) {
    main {
        --cols: 12;
        --rows: 8;
        --gap: clamp(1.5rem, 2.35vw, 3rem);
        display: grid;
        grid-template-columns: var(--gap) 30% 10% 10% auto;
        grid-template-rows: var(--gap) 7% 7% auto;
        overflow: hidden;
    }
    .title-motor,
    .motor,
    .section-forms {
        grid-column: var(--col-start, auto)/var(--col-end, auto);
        grid-row: var(--row-start, auto)/var(--row-end, auto);
    }
    .title-motor,
    .motor {
        position: absolute;
    }
    .title-motor {
        --col-start: 2;
        --col-end: 4;
        --row-start: 2;
        --row-end: 3;
    }
    .section-forms {
        --col-start: 2;
        --col-end: 3;
        --row-start: 3;
        --row-end: -1;
        position: relative;
        align-items: center;
    }
    .motor {
        --col-start: 3;
        --col-end: -1;
        --row-start: 2;
        --row-end: -1;
    }
    .motor svg {
        transform: rotate(5deg) translateX(var(--gap));
    }
    form {
        gap: max(0.83vw, 0.7rem);
    }
}

@media screen and (max-height:28em) and (orientation: landscape) {
    main {
        --gap: 1rem;
    }
    .btn {
        font-size: var(--btn-font, 0.9em);
        padding: max(0.35vw, 0.3rem);
    }
    .ussr {
        width: max(2.4vw, 1.2rem);
    }
    .hr {
        height: 0.05rem;
    }
    input[type="text"],
    input[type="email"],
    input[type="password"] {
        height: 0.6rem;
        padding: max(0.2vw, 0.15rem);
    }
    form {
        gap: max(0.5vw, 0.2rem);
    }
    form,
    input,
    label,
    select,
    option {
        font-size: var(--fs, 0.5rem);
        padding: 0;
    }
    form h1 {
        font-size: var(--fs, 0.6rem);
    }
}