@import url('https://fonts.googleapis.com/css2?family=Barlow:wght@300;400;500;600;700&display=swap');

:root {
    --green: rgb(38, 236, 38);
    --orange: rgb(243, 130, 24);
    --red: rgb(230, 19, 19);
    --blue: rgb(0, 204, 255);
    --shadow: rgba(0, 0, 0, 0.7);
    --lgray: rgb(255, 255, 255);
}

* {
    box-sizing: border-box;
    font-family: 'Barlow', sans-serif;
}

body {
    overflow: hidden;
}

.nav {
    position: fixed;
    top: 0;
    width: 270px;
    height: 45px;
    left: -225px;
    z-index: 999;
    overflow: hidden;
}

.nav:hover {
    left: 0px;
    overflow: visible;
}

.nav-button {
    width: 45px;
    height: 45px;
    float: right;
    background: none;
    border: none;
    outline: none;
    background-image: url("./img/nav.svg");
    background-size: 35px;
    background-position: center;
    background-repeat: no-repeat;
    background-color: rgba(0,0,0,.4);
}

.nav-menu {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 225px;
    height: 100%;
    background-color: rgba(0,0,0,.4);
    color: #fff;
}

.nav-menu input,
.nav-menu span {
    display: block;
    margin: 5px;
}

.nav-menu input[type=range] {
    width: 215px;
}

.nav-menu input[type=radio] {
    display: inline-block;
}

.nav-menu .near {
    display: inline-block;
}

.nav:hover .nav-menu {
    display: block;
}

.terrain {
    position: absolute;
    top: 100%;
    left: 50%;
    width: 300%;
    height: 400%;
    transform: translate(-50%, -50%);
}

.terrain-bg {
    width: 100%;
    height: 100%;
    background-image: linear-gradient(rgba(0,0,0,.55), rgba(0,0,0,.55)), url("./img/background.jpg");
    background-repeat: repeat-x;
    background-position: 50% 37%;
}

.interior {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
    left: 0;
    background-image: linear-gradient(rgba(0,0,0,.3), rgba(0,0,0,.3)), url("./img/interior.png");
    background-position: 50% 50%;
    background-size: cover;
}

.jet {
    position: fixed;
    width: 100px;
    height: auto;
    filter: blur(1px);
    top: 30%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation: jet-running 10s ease-in-out 0s infinite;
}

.main {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

.hud {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 500px;
    height: 400px;
    transform: translate(-50%, -50%);
}

.mid-point {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 64px;
    height: 64px;
    transform: translate(-50%, -50%);
}

.gun-crosshair {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    border: 2px dashed var(--lgray);
    border-radius: 100%;
    transform: translate(-50%, -50%);
}

.gun-line {
    position: relative;
    width: 100%;
    height: 100%;
}

.gun-line:before {
    position: absolute;
    content: "";
    width: 30px;
    left: -30px;
    top: 50%;
    border-bottom: 2px solid var(--lgray);
    transform: translate(0%, -50%);
}

.gun-line:after {
    position: absolute;
    content: "";
    width: 30px;
    left: 16px;
    top: 50%;
    border-bottom: 2px solid var(--lgray);
    transform: translate(0%, -50%);
}

.missile-info {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(calc(-25px), -50%);
}

.missile-crosshair {
    display: inline-block;
    width: 50px;
    height: 50px;
    border: 2px dashed var(--lgray);
}

.missile-target {
    width: 32px;
    height: 32px;
    transform: rotate(45deg);
    margin-left: 7px;
    margin-top: 7px;
}

.missile-dist {
    display: inline-block;
    font-weight: 600;
    margin-left: 5px;
}

.pitchroll {
    position: absolute;
    width: 350px;
    height: 300px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(0deg);
    overflow: hidden;
}

.pitch {
    margin-top: 0;
}

.pitchline {
    padding: 25px 0px;
}

.rightline {
    position: relative;
    display: block;
    margin-left: 206px;
    margin-top: -20px;
    width: 100%;
}

.pitch-number {
    display: inline-block;
    width: 35px;
    text-align: center;
    font-weight: 700;
}

.linedown,
.line {
    position: relative;
    display: inline-block;
    width: 30%;
}

.line.full {
    width: 30%;
}

.leftline .line:before {
    content: "";
    position: absolute;
    height: 12px;
    top: 0px;
    left: 0%;
}

.rightline .line:after {
    content: "";
    position: absolute;
    height: 12px;
    top: 0px;
    left: 100%;
}

.leftline .linedown:before {
    content: "";
    position: absolute;
    height: 12px;
    top: -10px;
    left: 0px;
}

.rightline .linedown:after {
    content: "";
    position: absolute;
    height: 12px;
    top: -10px;
    left: 100%;
}

.stall-warn,
.missile-warn,
.alt-warn {
    position: absolute;
    display: none;
    left: 50%;
    width: 150px;
    padding: 3px;
    color: var(--red);
    text-align: center;
    font-weight: 600;
    border: 2px solid var(--red);
    transform: translate(-50%, 0%);
}

.red .stall-warn,
.red .missile-warn,
.red .alt-warn {
    color: var(--orange);
    border: 2px solid var(--orange);
}

.stall-warn {
    top: 35%;
}

.alt-warn {
    top: calc(35% + 33px);
}

.missile-warn {
    top: calc(60%);
}

.speed {
    position: absolute;
    width: 80px;
    top: calc(50% - 20px);
    left: calc(50% - 320px);
    transform: translate(-50%, -50%);
}

.speed .text {
    padding: 2px;
    font-size: 20px;
}

.speed .box {
    width: 80px;
}

.speed .arrow {
    width: 22px;
    height: 22px;
    margin-top: -27px;
    margin-left: 69px;
    transform: rotate(45deg);
}

.altitude {
    position: absolute;
    width: 80px;
    top: calc(50% - 20px);
    left: calc(50% + 320px);
    transform: translate(-50%, -50%);
}

.altitude .text {
    padding: 2px;
    font-size: 20px;
    margin-left: 11px;
}

.altitude .box .text {
    padding: 2px;
    font-size: 20px;
    margin-left: none;
    text-align: right;
}

.altitude .box {
    width: 80px;
    margin-left: 11px;
}

.altitude .arrow {
    width: 22px;
    height: 22px;
    margin-top: -27px;
    transform: rotate(-45deg);
}

.altitude-meter {
    position: absolute;
    top: 50%;
    left: calc(50% + 238px);
    width: 10px;
    height: 300px;
    transform: translate(0%, -50%);
}

.altitude-pointer {
    position: relative;
    width: 10px;
    height: 10px;
    margin-left: -2px;
    margin-top: 280px;
    border-top: 2px solid var(--green);
    border-right: 2px solid var(--green);
    transform: rotate(45deg);
}

.gear-info {
    position: absolute;
    padding: 5px;
    top: calc(50% + 200px);
    left: calc(50% + 270px);
    transform: translate(0%, -100%);
}

.vtol-info {
    position: absolute;
    padding: 5px;
    top: calc(50% + 200px);
    left: calc(50% - 270px);
    transform: translate(-100%, -100%);
}

.heading {
    position: absolute;
    left: 50%;
    top: calc(50% - 260px);
    transform: translate(-50%, 0%);
    padding: 2px;
    font-size: 20px;
}

.compass {
    position: absolute;
    left: 50%;
    top: calc(50% - 230px);
    width: 280px;
    height: 40px;
    transform: translate(-50%, 0%);
    text-align: center;
    overflow: hidden;
}

.direction,
.steps {
    width: 2000%;
}

.direction {
    position: absolute;
    transform: translate(-50%, 0%);
    left: 50%;
}

.single-direction {
    position: relative;
    display: inline-block;
    width: 25px;
    height: 15px;
    text-align: center;
    font-weight: 700;
}

.single-direction:before {
    content: "";
    position: absolute;
    width: 1px;
    height: 8px;
    top: calc(100% + 6px);
    left: 50%;
    transform: translate(-50%, 0%);
}

.single-direction.bold:before {
    content: "";
    position: absolute;
    width: 2px;
    height: 14px;
    top: calc(100% + 6px);
    left: 50%;
    transform: translate(-50%, 0%);
}

.w-500 {
    font-weight: 500;
}

.w-600 {
    font-weight: 600;
}

.w-700 {
    font-weight: 700;
}

.green .text,
.green .single-direction,
.green .pitch-number,
.green .gear-info,
.green .vtol-info,
.green .heading {
    color: var(--green);
    text-shadow: 0px 0px 2px var(--shadow);
}

.red .text,
.red .single-direction,
.red .pitch-number,
.red .gear-info,
.red .vtol-info,
.missile-dist,
.red .heading {
    color: var(--red);
    text-shadow: 0px 0px 2px var(--shadow);
}

.orange .text,
.orange .single-direction,
.orange .pitch-number,
.orange .gear-info,
.orange .vtol-info,
.red .missile-dist,
.orange .heading {
    color: var(--orange);
    text-shadow: 0px 0px 2px var(--shadow);
}

.blue .text,
.blue .single-direction,
.blue .pitch-number,
.blue .gear-info,
.blue .vtol-info,
.blue .heading {
    color: var(--blue);
    text-shadow: 0px 0px 2px var(--shadow);
}

.green .altitude-meter {
    border-top: 2px solid var(--green);
    border-bottom: 2px solid var(--green);
}

.orange .altitude-meter {
    border-top: 2px solid var(--orange);
    border-bottom: 2px solid var(--orange);
}

.red .altitude-meter {
    border-top: 2px solid var(--red);
    border-bottom: 2px solid var(--red);
}

.blue .altitude-meter {
    border-top: 2px solid var(--blue);
    border-bottom: 2px solid var(--blue);
}

.green .hud {
    border-left: 2px solid var(--green);
    border-right: 2px solid var(--green);
}

.orange .hud {
    border-left: 2px solid var(--orange);
    border-right: 2px solid var(--orange);
}

.red .hud {
    border-left: 2px solid var(--red);
    border-right: 2px solid var(--red);
}

.blue .hud {
    border-left: 2px solid var(--blue);
    border-right: 2px solid var(--blue);
}

.green .speed .box {
    border: 2px solid var(--green);
    border-right: 2px solid transparent;
}
.orange .speed .box {
    border: 2px solid var(--orange);
    border-right: 2px solid transparent;
}
.red .speed .box {
    border: 2px solid var(--red);
    border-right: 2px solid transparent;
}
.blue .speed .box {
    border: 2px solid var(--blue);
    border-right: 2px solid transparent;
}

.green .altitude-pointer,
.green .speed .arrow {
    border-right: 2px solid var(--green);
    border-top: 2px solid var(--green);
}

.orange .altitude-pointer,
.orange .speed .arrow {
    border-right: 2px solid var(--orange);
    border-top: 2px solid var(--orange);
}

.red .altitude-pointer,
.red .speed .arrow {
    border-right: 2px solid var(--red);
    border-top: 2px solid var(--red);
}

.blue .altitude-pointer,
.blue .speed .arrow {
    border-right: 2px solid var(--blue);
    border-top: 2px solid var(--blue);
}

.green .altitude .box {
    border: 2px solid var(--green);
    border-left: 2px solid transparent;
}
.orange .altitude .box {
    border: 2px solid var(--orange);
    border-left: 2px solid transparent;
}
.red .altitude .box {
    border: 2px solid var(--red);
    border-left: 2px solid transparent;
}
.blue .altitude .box {
    border: 2px solid var(--blue);
    border-left: 2px solid transparent;
}

.green .altitude .arrow {
    border-left: 2px solid var(--green);
    border-top: 2px solid var(--green);
}

.orange .altitude .arrow {
    border-left: 2px solid var(--orange);
    border-top: 2px solid var(--orange);
}

.red .altitude .arrow {
    border-left: 2px solid var(--red);
    border-top: 2px solid var(--red);
}

.blue .altitude .arrow {
    border-left: 2px solid var(--blue);
    border-top: 2px solid var(--blue);
}

.green .gear-info,
.green .vtol-info {
    border: 2px solid var(--green);
}

.orange .gear-info,
.orange .vtol-info {
    border: 2px solid var(--orange);
}

.red .gear-info,
.red .vtol-info {
    border: 2px solid var(--red);
}

.blue .gear-info,
.blue .vtol-info {
    border: 2px solid var(--blue);
}

.green .single-direction.bold:before,
.green .single-direction:before {
    background: var(--green);
}

.orange .single-direction.bold:before,
.orange .single-direction:before {
    background: var(--orange);
}

.red .single-direction.bold:before,
.red .single-direction:before {
    background: var(--red);
}

.blue .single-direction.bold:before,
.blue .single-direction:before {
    background: var(--blue);
}

.green .missile-target,
.blue .missile-target,
.orange .missile-target {
    border: 2px dashed var(--red);
}

.red .missile-target {
    border: 2px dashed var(--orange);
}

.green .rightline .linedown,
.green .leftline .linedown,
.green .rightline .line,
.green .leftline .line {
    border-bottom: 2px dashed var(--green);
}

.orange .rightline .linedown,
.orange .leftline .linedown,
.orange .rightline .line,
.orange .leftline .line {
    border-bottom: 2px dashed var(--orange);
}

.red .rightline .linedown,
.red .leftline .linedown,
.red .rightline .line,
.red .leftline .line {
    border-bottom: 2px dashed var(--red);
}

.blue .rightline .linedown,
.blue .leftline .linedown,
.blue .rightline .line,
.blue .leftline .line {
    border-bottom: 2px dashed var(--blue);
}

.green .rightline .linedown:after,
.green .rightline .line:after {
    border-right: 2px solid var(--green);
}

.orange .rightline .linedown:after,
.orange .rightline .line:after {
    border-right: 2px solid var(--orange);
}

.red .rightline .linedown:after,
.red .rightline .line:after {
    border-right: 2px solid var(--red);
}

.blue .rightline .linedown:after,
.blue .rightline .line:after {
    border-right: 2px solid var(--blue);
}

.green .leftline .linedown:before,
.green .leftline .line:before {
    border-left: 2px solid var(--green);
}

.orange .leftline .linedown:before,
.orange .leftline .line:before {
    border-left: 2px solid var(--orange);
}

.red .leftline .linedown:before,
.red .leftline .line:before {
    border-left: 2px solid var(--red);
}

.blue .leftline .linedown:before,
.blue .leftline .line:before {
    border-left: 2px solid var(--blue);
}

.green .line.full {
    border-bottom: 2px solid var(--green);
}

.orange .line.full {
    border-bottom: 2px solid var(--orange);
}

.red .line.full {
    border-bottom: 2px solid var(--red);
}

.blue .line.full {
    border-bottom: 2px solid var(--blue);
}

.green .mid-point {
    background-image: url("./img/green-mid.png");
    background-size: cover;
}

.orange .mid-point {
    background-image: url("./img/orange-mid.png");
    background-size: cover;
}

.red .mid-point {
    background-image: url("./img/red-mid.png");
    background-size: cover;
}

.blue .mid-point {
    background-image: url("./img/blue-mid.png");
    background-size: cover;
}

.fade {
    -webkit-animation-name: fade;
    animation-name: fade;
    -webkit-animation-duration: 1s;
    animation-duration: 1s;
    -webkit-animation-fill-mode: both;
    animation-fill-mode: both;
    animation-iteration-count: infinite;
}

@keyframes fade {
    0% {opacity: 0;}
    20% {opacity: 1;}
    80% {opacity: 1;}
    100% {opacity: 0;}
}

@keyframes jet-running {
    0% {    
        width: 100px;
        top: 30%;
        left: 50%;
        transform: rotate(0deg);
    }
    20% {    
        width: 70px;
        top: 35%;
        left: 45%;
        transform: rotate(-30deg);
    }
    45% {
        transform: rotate(30deg);
    }
    70% {    
        width: 130px;
        top: 45%;
        left: 70%;
        transform: rotate(15deg);
    }
    85% {
        transform: rotate(-10deg);
    }
    100% {    
        width: 100px;
        top: 30%;
        left: 50%;
        transform: rotate(0deg);
    }
}