@import url("https://fonts.googleapis.com/css2?family=Sour+Gummy:wdth,wght@100..125,100..900&display=swap");

@font-face {
    font-family: "Buttons";
    src: url("Buttons.ttf") format("truetype");
}

/* ---- CSS variables ---- */
:root {
    /* from CodePen @mike-at-redspace — jelly animation physics */
    --jelly-duration: 0.9s;
    --stagger: 0.035s;
    --easing: cubic-bezier(0.25, 1, 0.5, 1);

    --squash-scale-x: 1.35;
    --squash-scale-y: 0.65;
    --squash-ty: 12%;
    --stretch-scale-x: 0.75;
    --stretch-scale-y: 1.35;
    --stretch-ty: -22%;
    --overshoot-scale-x: 1.15;
    --overshoot-scale-y: 0.85;
    --overshoot-ty: 6%;
    --settle1-scale-x: 0.92;
    --settle1-scale-y: 1.08;
    --settle1-ty: -3%;
    --settle2-scale-x: 1.03;
    --settle2-scale-y: 0.97;
    --settle2-ty: 1%;

    --base-wght: 700;
    --base-wdth: 85;
    --squash-wght: 900;
    --squash-wdth: 80;
    --stretch-wght: 450;
    --stretch-wdth: 90;

    /* palette */
    --col-yellow: #ffd966;
    --col-pink: #ff79b0;
    --col-teal: #7de8d8;
    --col-purple: #c49bf5;
    --col-green: #9de876;
    --col-orange: #ffaa55;

    --col-text: #3a3560;
    --col-muted: #9990bb;
}

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

html {
    scroll-behavior: smooth;
    scroll-snap-type: y mandatory;
}

body {
    margin: 0;
    font-family: "Buttons", cursive, sans-serif;
    background: transparent;
    color: var(--col-text);
    overflow-x: hidden;
}

/* ============================================================
   BACKGROUND CANVAS
   Fixed behind everything. index.js draws the pastel rainbow,
   parallax swirling spirals, and floating stars on this canvas.
   ============================================================ */
#bgCanvas {
    position: fixed;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 0;
}

/* ============================================================
   PAGES
   ============================================================ */
.page {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    scroll-snap-align: start;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 60px 24px 40px;
    background: transparent;
}

/* ============================================================
   HERO PAGE
   ============================================================ */

/* from CodePen @mike-at-redspace — jelly h1 */
.hero h1 {
    font-family: "Sour Gummy", system-ui, sans-serif;
    font-size: clamp(42px, 11vw, 160px);
    letter-spacing: -0.02em;
    margin: 0;
    user-select: none;
    cursor: pointer;
    line-height: 1;
    text-align: center;
}

/* from CodePen @mike-at-redspace — force-jelly trigger class */
.hero h1.force-jelly .letter {
    animation: jelly var(--jelly-duration) var(--easing) forwards;
    animation-delay: calc(var(--i, 0) * var(--stagger));
}

.scroll-hint {
    margin-top: 48px;
    font-size: 0.9rem;
    color: var(--col-muted);
    letter-spacing: 0.08em;
    animation: nudge 2.2s ease-in-out infinite;
    background: rgba(255, 255, 255, 0.5);
    padding: 6px 16px;
    border-radius: 20px;
}

@keyframes nudge {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(6px);
    }
}

/* ============================================================
   WORK / EXERCISES PAGE
   ============================================================ */
.page-work {
    justify-content: flex-start;
    padding-top: 80px;
    gap: 40px;
}

.section-title {
    font-family: "Buttons", cursive;
    font-size: clamp(1.4rem, 4vw, 2.2rem);
    color: var(--col-muted);
    letter-spacing: 0.18em;
    text-transform: lowercase;
    margin: 0;
    position: relative;
    background: rgba(255, 255, 255, 0.55);
    padding: 6px 22px 8px;
    border-radius: 30px;
}

.section-title::after {
    content: "";
    display: block;
    width: 40px;
    height: 3px;
    border-radius: 2px;
    background: linear-gradient(90deg, var(--col-pink), var(--col-purple));
    margin: 8px auto 0;
}

/* ---- card grid ---- */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
    gap: 28px;
    width: 100%;
    max-width: 860px;
}

/* ---- individual card ---- */
.work-card {
    text-decoration: none;
    color: var(--col-text);
    background: rgba(255, 255, 255, 0.72);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    border-radius: 22px;
    overflow: hidden;
    box-shadow:
        4px 4px 0 rgba(255, 217, 102, 0.7),
        8px 8px 0 rgba(255, 217, 102, 0.2);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    transform: rotate(-0.6deg);
    padding-bottom: 4px;
}

.work-card:nth-child(2) {
    transform: rotate(0.5deg);
}

.work-card:nth-child(3) {
    transform: rotate(-0.3deg);
}

.work-card:not(.is-empty):hover {
    transform: translateY(-6px) rotate(0deg);
    box-shadow:
        6px 6px 0 rgba(255, 121, 176, 0.7),
        12px 12px 0 rgba(255, 121, 176, 0.2);
}

/* ---- cat logo area — no bg, pure transparent PNG ---- */
.card-cat {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 24px 20px 10px;
    /* no background — the card's white shows through, or nothing */
}

.card-cat img {
    max-width: 100%;
    max-height: 160px;
    object-fit: contain;
    display: block;
    transition: transform 0.3s ease;
}

.work-card:not(.is-empty):hover .card-cat img {
    transform: scale(1.06) rotate(-2deg);
}

/* empty placeholder cat area */
.empty-cat {
    height: 120px;
    font-size: 0.78rem;
    color: var(--col-muted);
    letter-spacing: 0.08em;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* card body */
.card-body {
    padding: 10px 18px 18px;
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.card-num {
    font-size: 0.68rem;
    color: var(--col-muted);
    letter-spacing: 0.15em;
}

.card-body h3 {
    margin: 0;
    font-family: "Buttons", cursive;
    font-size: 1.05rem;
    color: var(--col-text);
}

.card-body p {
    margin: 4px 0 0;
    font-size: 0.8rem;
    color: var(--col-muted);
    line-height: 1.5;
}

.is-empty .card-body h3,
.is-empty .card-body p {
    color: #ccc;
}

/* ============================================================
   FOOTER CREDIT
   ============================================================ */
.credit {
    font-size: 0.75rem;
    color: var(--col-muted);
    text-align: center;
    letter-spacing: 0.05em;
    background: rgba(255, 255, 255, 0.45);
    padding: 10px 24px;
    border-radius: 20px;
}

.credit a {
    color: var(--col-purple);
    text-decoration: none;
    border-bottom: 1px dotted var(--col-purple);
}

.credit a:hover {
    color: var(--col-pink);
    border-color: var(--col-pink);
}

/* ============================================================
   JELLY LETTER STYLES
   from CodePen @mike-at-redspace — not my original work
   ============================================================ */
.letter {
    display: inline-block;
    position: relative;
    color: var(--c);
    font-variation-settings: "wght" var(--base-wght), "wdth" var(--base-wdth);
    opacity: 0.75;

    text-shadow:
        -0.005em -0.005em 0 oklch(100% 0 0 / 0.4),
        0.005em 0.01em 0 oklch(from var(--cs) l c h / 0.3),
        0.01em 0.03em 0 oklch(from var(--cs) l c h / 0.3),
        0.01em 0.02em 0.03em var(--c);
}

/* from CodePen @mike-at-redspace */
.letter::before {
    content: attr(data-char);
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 50% 50%, transparent 35%, var(--cs) 110%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    mix-blend-mode: multiply;
    pointer-events: none;
    z-index: 1;
}

/* from CodePen @mike-at-redspace */
.letter::after {
    content: attr(data-char);
    position: absolute;
    inset: 0;
    background:
        linear-gradient(105deg, transparent 20%, oklch(100% 0 0 / 0.9) 22%, oklch(100% 0 0 / 0.6) 24%, transparent 28%),
        radial-gradient(ellipse 35% 15% at 28% 18%, oklch(100% 0 0 / 0.8) 0%, oklch(100% 0 0 / 0.15) 35%, transparent 50%);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    mix-blend-mode: color-dodge;
    pointer-events: none;
    z-index: 2;
    filter: blur(0.04em);
}

.letter.is-jiggling {
    animation: jelly var(--jelly-duration) var(--easing) forwards;
    animation-delay: 0s;
}

/* from CodePen @mike-at-redspace — keyframes */
@keyframes jelly {

    0%,
    100% {
        transform: scale(1, 1) translateY(0);
        font-variation-settings: "wght" var(--base-wght), "wdth" var(--base-wdth);
        opacity: 0.75;
    }

    12% {
        transform: scale(var(--squash-scale-x), var(--squash-scale-y)) translateY(var(--squash-ty));
        font-variation-settings: "wght" var(--squash-wght), "wdth" var(--squash-wdth);
        opacity: .9;
    }

    28% {
        transform: scale(var(--stretch-scale-x), var(--stretch-scale-y)) translateY(var(--stretch-ty));
        font-variation-settings: "wght" var(--stretch-wght), "wdth" var(--stretch-wdth);
        opacity: 0.60;
    }

    45% {
        transform: scale(var(--overshoot-scale-x), var(--overshoot-scale-y)) translateY(var(--overshoot-ty));
        font-variation-settings: "wght" 800, "wdth" 110;
        opacity: 0.75;
    }

    65% {
        transform: scale(var(--settle1-scale-x), var(--settle1-scale-y)) translateY(var(--settle1-ty));
        font-variation-settings: "wght" 200, "wdth" 100;
        opacity: 0.75;
    }

    82% {
        transform: scale(var(--settle2-scale-x), var(--settle2-scale-y)) translateY(var(--settle2-ty));
        font-variation-settings: "wght" 600, "wdth" 105;
        opacity: 0.75;
    }
}