@import url('https://fonts.googleapis.com/css2?family=Cantarell:ital,wght@0,400;0,700;1,400;1,700&family=Gothic+A1&family=Josefin+Slab:ital,wght@0,100..700;1,100..700&family=Montserrat:ital,wght@0,100..900;1,100..900&family=Poppins:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&family=Quicksand:wght@300..700&family=Raleway:ital,wght@0,100..900;1,100..900&family=Teachers:ital,wght@0,400..800;1,400..800&family=Zen+Maru+Gothic&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Julius+Sans+One&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Red+Rose:wght@300..700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Kanit:ital,wght@0,100;0,200;0,300;0,400;0,500;0,600;0,700;0,800;0,900;1,100;1,200;1,300;1,400;1,500;1,600;1,700;1,800;1,900&display=swap');
@import url('https://fonts.googleapis.com/css2?family=Spectral:ital,wght@0,200;0,300;0,400;0,500;0,600;0,700;0,800;1,200;1,300;1,400;1,500;1,600;1,700;1,800&display=swap');

:root {
    /*COLOUR*/
    --background-color: #000000;
    --text-color: #f2f4f3;
    --yellow: #F1CB7B;
    --green: #B3C0A4;
    --space-blue: #46719E;
    --title-color: var(--text-color);

    /*FONTS*/
    --font-primary: "Kanit", sans-serif;
    --font-secondary: "Kanit", sans-serif;
    /*--font-secondary: "Spectral", sans-serif;*/

    --extralight: 200;
    --medium: 500;
    --semibold: 600;

    /*BUTTON*/
    --global--size: clamp(2rem, 4vw, 5rem);
    --anim--hover-time: 400ms;
    --anim--hover-ease: cubic-bezier(0.25, 1, 0.5, 1);
}



/* Defs */
@property --angle-1 {
    syntax: "<angle>";
    inherits: false;
    initial-value: -75deg;
}

@property --angle-2 {
    syntax: "<angle>";
    inherits: false;
    initial-value: -45deg;
}

/* ========== glass-button ========== */

/* glass-button Wrap Container */
.glass-button-wrap {
    position: absolute;
    z-index: 2;
    border-radius: 999vw;
    background: transparent;
    pointer-events: none;
    transition: all var(--anim--hover-time) var(--anim--hover-ease);
}


/* ========== glass-button BASE STYLES ========== */

.glass-button {
    /* Basic Styling */
    --border-width: clamp(1px, 0.0625em, 4px);
    all: unset;
    cursor: pointer;
    position: relative;
    -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
    pointer-events: auto;
    z-index: 3;
    border-radius: 999vw;
    box-shadow: inset 0 0.125em 0.125em rgba(0, 0, 0, 0.05),
    inset 0 -0.125em 0.125em rgba(255, 255, 255, 0.5),
    0 0.25em 0.125em -0.125em rgba(0, 0, 0, 0.2),
    0 0 0.1em 0.25em inset rgba(255, 255, 255, 0.2),
    0 0 0 0 rgba(255, 255, 255, 1);
    backdrop-filter: blur(clamp(1px, 0.125em, 4px));
    -webkit-backdrop-filter: blur(clamp(1px, 0.125em, 4px));
    -moz-backdrop-filter: blur(clamp(1px, 0.125em, 4px));
    -ms-backdrop-filter: blur(clamp(1px, 0.125em, 4px));
    transition: all var(--anim--hover-time) var(--anim--hover-ease);
    
}

button:hover {
    transform: scale(0.975);
    backdrop-filter: blur(0.01em);
    -webkit-backdrop-filter: blur(0.01em);
    -moz-backdrop-filter: blur(0.01em);
    -ms-backdrop-filter: blur(0.01em);
    box-shadow: inset 0 0.125em 0.125em rgba(0, 0, 0, 0.05),
    inset 0 -0.125em 0.125em rgba(255, 255, 255, 0.5),
    0 0.15em 0.05em -0.1em rgba(0, 0, 0, 0.25),
    0 0 0.05em 0.1em inset rgba(255, 255, 255, 0.5),
    0 0 0 0 rgba(255, 255, 255, 1);
}

/* .glass-button Text */
.glass-button span {
    position: relative;
    display: block;
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    font-family: "Inter", sans-serif;
    letter-spacing: -0.05em;
    font-weight: 500;
    font-size: 1em;
    color: #f2f4f3;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    text-shadow: 0em 0.25em 0.05em rgba(92, 86, 86, 0.25);
    transition: all var(--anim--hover-time) var(--anim--hover-ease);
    padding-inline: 1.5em;
    padding-block: 0.875em;
}

button:hover span {
    text-shadow: 0.025em 0.025em 0.025em rgba(0, 0, 0, 0.12);
}

/* Text */
button span::after {
    content: "";
    display: block;
    position: absolute;
    z-index: 1;
    width: calc(100% - var(--border-width)); /* Prevent overlapping border */
    height: calc(100% - var(--border-width));
    top: calc(0% + var(--border-width) / 2);
    left: calc(0% + var(--border-width) / 2);
    box-sizing: border-box;
    border-radius: 999vw;
    overflow: clip;
    background: linear-gradient(
            var(--angle-2),
            rgba(255, 255, 255, 0) 0%,
            rgba(255, 255, 255, 0.5) 40% 50%,
            rgba(255, 255, 255, 0) 55%
    );
    z-index: 3;
    mix-blend-mode: screen;
    pointer-events: none;
    background-size: 200% 200%;
    background-position: 0% 50%;
    background-repeat: no-repeat;
    transition: background-position calc(var(--anim--hover-time) * 1.25)
    var(--anim--hover-ease),
    --angle-2 calc(var(--anim--hover-time) * 1.25) var(--anim--hover-ease);
}

.glass-button:hover span::after {
    background-position: 25% 50%;
}

.glass-button:active span::after {
    background-position: 50% 15%;
    --angle-2: -15deg;
}

/* Touch Devices */
@media (hover: none) and (pointer: coarse) {
    .glass-button span::after,
    .glass-button:active span::after {
        --angle-2: -45deg;
    }
}

/* ========== BUTTON OUTLINE ========== */

/* Outline */
.glass-button::after {
    content: "";
    position: absolute;
    z-index: 1;
    inset: 0;
    border-radius: 999vw;
    width: calc(100% + var(--border-width));
    height: calc(100% + var(--border-width));
    top: calc(0% - var(--border-width) / 2);
    left: calc(0% - var(--border-width) / 2);
    padding: var(--border-width);
    box-sizing: border-box;
    background: conic-gradient(
            from var(--angle-1) at 50% 50%,
            rgba(0, 0, 0, 0.5),
            rgba(0, 0, 0, 0) 5% 40%,
            rgba(0, 0, 0, 0.5) 50%,
            rgba(0, 0, 0, 0) 60% 95%,
            rgba(0, 0, 0, 0.5)
    ),
    linear-gradient(180deg, rgba(255, 255, 255, 0.5), rgba(255, 255, 255, 0.5));
    mask-image: linear-gradient(black, black), linear-gradient(black, black);
    mask-clip: content-box, border-box;
    mask-composite: exclude; /* for Firefox/Safari */
    -webkit-mask-composite: destination-out; /* for Chrome */

    transition: all var(--anim--hover-time) var(--anim--hover-ease),
    --angle-1 500ms ease;
    box-shadow: inset 0 0 0 calc(var(--border-width) / 2) rgba(255, 255, 255, 0.5);
}

.glass-button:hover::after {
    --angle-1: -125deg;
}

.glass-button:active::after {
    --angle-1: -75deg;
}

@media (hover: none) and (pointer: coarse) {
    .glass-button::after,
    .glass-button:hover::after,
    .glass-button:active::after {
        --angle-1: -75deg;
    }
}



/* Rotation */
.glass-button-wrap:has(.glass-button:active) {
    transform: rotate3d(1, 0, 0, 25deg);
}

.glass-button-wrap:has(.glass-button:active) .glass-button {
    box-shadow: inset 0 0.125em 0.125em rgba(0, 0, 0, 0.05),
    inset 0 -0.125em 0.125em rgba(255, 255, 255, 0.5),
    0 0.125em 0.125em -0.125em rgba(0, 0, 0, 0.2),
    0 0 0.1em 0.25em inset rgba(255, 255, 255, 0.2),
    0 0.225em 0.05em 0 rgba(0, 0, 0, 0.05),
    0 0.25em 0 0 rgba(255, 255, 255, 0.75),
    inset 0 0.25em 0.05em 0 rgba(0, 0, 0, 0.15);
}



.glass-button-wrap:has(.glass-button:active) span {
    text-shadow: 0.025em 0.25em 0.05em rgba(0, 0, 0, 0.12);
}