/* GLOBAL */
* {
    padding: 0;
    margin: 0;
    box-sizing: border-box;
}
:root {
    /* main */
    --alice-blue: #F4FAFF;
    --paynes-gray: #4F646F;
    --thistle: #B7ADCF;

    /* seperator colors */
    --wave: #19B5FE; --wave2: #1e8bc3; --wave3: #2574a9;
    --dots: #19B5FE; --dots2: #3797dc; --dots3: #3f7ab9; --dots4: #3e5f96; --dots5: #374573;
    --bump: #d24d57; --bump2: #bc4565; --bump3: #af3f5d;

    /* resume */
    --d: 2500ms;
	--angle: 90deg;
	--gradX: 100%;
	--gradY: 50%;
    --c1: #7a8eff;
    --c2: #915fba62;
}
html {
    width: 100%;
    height: 100%;
    color: black;
    background-color: black;
}
body {
    font-family: "Open Sans", Verdana, Geneva, Tahoma, sans-serif;
    overscroll-behavior: none;
    overscroll-behavior-y: none;
}





/* THE CHAIN */
#hidden {
    display: none;
}
#chain-text {
    position: absolute;
    bottom: 5px;
    right: 5px;

    color: white;
    font-size: 1.4em;
    font-weight: bold;
}
.chain {
    position: absolute;
    top: -10%;
    right: 3%;
    max-height: 90vh;

    animation: yank 0.5s ease-out paused;
}
.is_running {
    animation-play-state: running;
}
@keyframes yank {
    0%, 100% { transform: translateY(-30px); }
    50% { transform: translateY(30px); }
}





/* HEADER (TYPEWRITER + LINKS) */
header {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;

    font-weight: bold;
    color: var(--alice-blue);
    background-color: var(--paynes-gray);
    padding: 2em;
}
/* typewriter */
.typewriter h1 {
    display: flex;
    align-items: center;
    overflow: hidden;
    white-space: nowrap;
    letter-spacing: 0.3em;
    font-size: 2.3em;
    padding: 5px;
    border-right: 0.1em solid transparent;
    animation: typing 0.9s steps(40, end), cursor-blink 1.35s step-end infinite;
    text-shadow: 3px 3px 5px rgb(0, 32, 63);
}
@keyframes typing {
    from { width: 0; }
    to { width: 100%; opacity: 100%; }
} 
/* cursor flash */
@keyframes cursor-blink {
    0%, 100% { border-color: transparent; }
    50% { border-color: var(--alice-blue); }
}
header a {
    position: relative;
    color: var(--alice-blue);
    text-decoration: none;
    font-size: 1.1em;
    font-weight: 600;
    text-shadow: 3px 3px 5px rgb(0, 32, 63);
    margin: 5px 10px;
    transition: color 0.3s;
}
/* underline animation */
.links a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 2px;
    background-color: #7dbcfe;
    transform: scaleX(0);
    transform-origin: right;
    transition: transform 0.3s ease;
}
.links a:hover {
    color: #7dbcfe;
}
.links a:hover::after, .links a:focus::after {
    transform: scaleX(1);
    transform-origin: left;
}
.links a:focus {
    outline: none;
    color: #FF854C;
}
.links a:focus::after {
    background-color: #FF854C;
}





/* DESIGNS : HEADER/FOOTER WAVES */
.opacity-wave {
    width: 100%;
    overflow: hidden;
    line-height: 0;
    margin-bottom: 5em;
}
.opacity-wavesvg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 182px;
}
.opacity-wave .shape-fill {
    fill: var(--paynes-gray);
}
.bottom-wave {
    transform: rotate(180deg);
    margin-bottom: 0em; /* reset above */
    margin-top: 5em;
}
.bottom-wave svg {
    height: 164px;
    transform: rotateY(180deg);
}
/* DESIGNS SECTION SEPARATORS */
.bumps {
    position: absolute;
    transform: translateY(-100%) translateY(2px) scale(1,1);
    transform-origin: auto;
}
.dots {
    position: absolute;
    transform: translateY(0%) translateY(-2px) scale(-1,-1);
    transform-origin: auto;
}





/* MAIN MODULES */
.grid {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
    grid-template-rows: auto;    
    justify-items: center;
    align-items: center;
    gap: 1em;

    margin: 3em auto;
}
.module {
    text-align: center;
    width: 80%;
    height: 100%;
    border-radius: 5%;
}
.module img {
    max-width: 100%;
}
.socials {
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: var(--paynes-gray);
    padding: 5px;
    box-shadow: rgb(204, 219, 232) 3px 3px 6px 0px inset, rgba(255, 255, 255, 0.5) -3px -3px 6px 1px inset;
    border-radius: 5%;
}
.socials img {
    display: inline-block;
    width: 3em;
    margin: 10px;
}
/* MODULE LABELS */
.module-label {
    grid-column: 1 / 4; /* grid span */
    position: relative; /* for text positioning */
    width: 100%;
    color: var(--thistle);
    border-top: 5px solid var(--thistle); /* thickness */
    margin: 2aem auto;
}
.module-label span {
    position: absolute;
    top: -15px; /* vertical align */
    left: 50%; /* horizontal align */
    transform: translateX(-50%);

    font-size: 1.4em;
    font-weight: bold;
    background-color: #00203F; /* hides line */
    padding: 0 10px;
}





/* ABOUT */
#about {
    width: 100%;
    display: flex;
    justify-content: flex-start;
    align-items: center;

    background-color: var(--wave);
    padding: 7em 1.5em;
}
#about img {
    height: 20em;
    border: 10px double #0a6c66;
    border-radius: 10%;
}
@counter-style list-emojis {
    system: cyclic;
    symbols: "🖥️" "🇻🇳" "♟️" "✋" "📺";
    suffix: " ";
}
#about ul::before {
    list-style: none;
}
#about ul {
    list-style-type: none;
    list-style-type: list-emojis;

    color: #0a6c66;
    letter-spacing: 0.3em;
    font-size: 1.3em;
    padding-left: 2.5em;
    margin: 0.8em 0 0.8em 0.8em;
}
#about ul li {
    font-weight: bold;
    margin: 1.75em auto;
}





/* RESUME */
#resume {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 50em;

    background-color: #333A62;
    padding: 20em auto;
}
.resume_button {
    height: fit-content;

    font-weight: bold;
    font-size: 2em;
    color: white;
    background-color: #7b53b477;
    padding: 20px;
    border: 0.35rem solid;
    border-image: conic-gradient(from var(--angle), var(--c2), var(--c1) 0.1turn, var(--c1) 0.15turn, var(--c2) 0.25turn) 30;
    margin: 3em;
    animation: borderRotate var(--d) linear infinite forwards;
}
.resume_button:hover {
    background-color: #5f3f8b56;
}
/* cycling animation */
@property --angle {
    syntax: '<angle>';
    initial-value: 90deg;
    inherits: true;
}
@property --gradX {
    syntax: '<percentage>';
    initial-value: 50%;
    inherits: true;
}
@property --gradY {
    syntax: '<percentage>';
    initial-value: 0%;
    inherits: true;
}
@keyframes borderRotate {
    100% { --angle: 420deg; }
}
@keyframes borderRadial {
    20% { --gradX: 100%; --gradY: 50%; }
    40% { --gradX: 100%; --gradY: 100%; }
    60% { --gradX: 50%; --gradY: 100%; }
    80% { --gradX: 0%; --gradY: 50%; }
    100% { --gradX: 50%; --gradY: 0%; }
}





/* CONTACT */
#contact {
    color: white;
    background: linear-gradient(to bottom, #d24d57, #00203F);
    padding: 7em;
}
.feedback-form {
    display: grid;
    justify-content: center;
    align-items: center;
    grid-template-columns: 0.5fr 2fr;
    grid-template-rows: 0.5fr 0.5fr 1fr 1fr;
    gap: 1em;
    
    max-width: 60vw;
    margin: 8em auto;

}
form label {
    font-weight: bold;
    text-align: right;
}
form label[for="message"] {
    align-self: start;
}
form input, form textarea {
    border: 2px solid #775ad5;
    resize: none;
}
button#submit {
    grid-column: 1 / span 2; /* center */

    color: black;
    font-size: 1em;
    font-weight: bold;
    background-color: white;
    min-width: 5em;
    padding: 8px;
    border: 2px solid #775ad5;
    border-radius: 5%;
    margin: 0 auto;
}
form input {
    height: 2em;
}





/* FOOTER */
footer {
    height: fit-content;
    display: flex;
    justify-content: center;
    align-items: center;

    background-color: var(--paynes-gray);
    padding: 1em;
}
footer p {
    font-size: 1.1em;
    font-weight: 600;
    color: var(--alice-blue);
    text-shadow: 3px 3px 5px rgb(0, 0, 0);

}










/* TABLET */
@media only screen and (max-width: 867px) {
    /* header display */
    header {
        display: flex;
        flex-wrap: wrap;
        justify-content: space-around;
    }
    .links a {
        width: 100%;
        padding: auto 10px;
    }
    .typewriter {
        margin: auto 0em;
    }
    .typewriter * {
        margin: 0.8em 0 0.8em 0.8em;
    }
    .typewriter h1 {
        font-size: 2em;
    }
    /* games grids */
    .grid {
        grid-template-columns: 1fr 1fr;
    }
    .module {
        width: 75%;
    }
    .socials img {
        width: 2.5em;
    }
    #about ul {
        font-size: 1em;
    }
    #resume {
        min-height: 30em;
        padding-top: 4em;
    }
}

/* MOBILE */
@media only screen and (max-width: 630px) {
    header {
        padding: 1em 0.5em;
    }
    .typewriter h1 {
        font-size: 1.8em;
        margin: 1em 0px;
    }
    header .links a { 
        font-size: 1.05em;
    }
    .grid {
        grid-template-columns: 1fr;
    }
    .module {
        width: 60%;
    }
    #about {
        flex-wrap: wrap;
        justify-content: center;
    }
    #about ul {
        width: 100%;
        font-size: 1em;
    }
    #resume {
        min-height: 20em;
        padding-top: 2em;
    }
    .resume_button {
        font-size: 1.3em;
    }
}