:root {
    color-scheme: light;
    --white: #FFFFFF;
    --black: #000000;
    --klein-blue: #002FA7;
    --font-display: "Cormorant Garamond", "Times New Roman", serif;
    --font-body: "DM Sans", "Helvetica Neue", "PingFang SC", sans-serif;
    background: var(--white);
    color: var(--black);
}

* { box-sizing: border-box; }
body {
    margin: 0;
    background: var(--white);
    font-family: var(--font-body);
    -webkit-font-smoothing: antialiased;
}
html { scroll-padding-top: 48px; }
a { color: inherit; text-decoration: none; }
a:focus-visible,
button:focus-visible { outline: 2px solid var(--klein-blue); outline-offset: 5px; }

.content-width {
    width: min(1200px, calc(100% - clamp(48px, 12vw, 224px)));
    margin-inline: auto;
}
.icon {
    display: block;
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    fill: currentColor;
    stroke: none;
}
.skip-link {
    position: absolute;
    top: 16px;
    left: 24px;
    z-index: 2;
    padding: 12px 16px;
    color: var(--white);
    background: var(--klein-blue);
    transform: translateY(-200%);
}
.skip-link:focus { transform: none; }

/* Opening: name, personal links, and the moving sea. */
.profile {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(0, 1fr);
    grid-template-areas: "identity artwork";
    align-items: center;
    column-gap: clamp(48px, 6vw, 112px);
    width: min(1600px, calc(100% - clamp(48px, 12vw, 224px)));
    min-height: 100svh;
    margin-inline: auto;
    padding-block: 10svh;
}
.profile-identity { grid-area: identity; min-width: 0; }
h1 {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    gap: 0.16em 0.22em;
    margin: 0;
    font-family: var(--font-display);
    font-size: clamp(48px, 5.2vw, 84px);
    font-weight: 400;
    line-height: 1.05;
    letter-spacing: -0.045em;
    text-wrap: balance;
}
.name-latin { white-space: nowrap; }
.name-native {
    font-family: "LXGW WenKai", "KaiTi", serif;
    font-size: 0.56em;
    font-weight: 400;
    line-height: 1.3;
    letter-spacing: 0;
    white-space: nowrap;
}
.hero-links {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-top: 32px;
}
.hero-links a {
    display: grid;
    place-items: center;
    width: 44px;
    height: 44px;
}
.hero-links a:first-child { margin-left: -10px; }
.hero-links .icon { width: 23px; height: 23px; }
.hero-links a:hover,
.social-links a:hover,
.back-to-top:hover { color: var(--klein-blue); }
.profile-artwork {
    grid-area: artwork;
    position: relative;
    height: 66svh;
    overflow: hidden;
    background: var(--klein-blue);
}
.ocean { display: block; width: 100%; height: 100%; object-fit: cover; object-position: 50% 50%; }
.ocean-canvas {
    position: absolute;
    inset: 0;
    display: block;
    width: 100%;
    height: 100%;
    opacity: 0;
    pointer-events: none;
}
.ocean-running .ocean-canvas { opacity: 1; }
.ocean-interaction {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    padding: 0;
    border: 0;
    background: transparent;
    cursor: crosshair;
    touch-action: pan-y pinch-zoom;
    -webkit-tap-highlight-color: transparent;
}
.ocean-interaction[hidden] { display: none; }
.ocean-interaction:focus-visible { outline: 2px solid var(--white); outline-offset: -8px; }
.ocean-motion-toggle {
    position: absolute;
    z-index: 1;
    right: 12px;
    bottom: 12px;
    display: grid;
    place-items: center;
    width: 36px;
    height: 36px;
    padding: 8px;
    border: 0;
    color: var(--white);
    background: var(--klein-blue);
    cursor: pointer;
}
.ocean-motion-toggle[hidden] { display: none; }
.ocean-motion-toggle:focus-visible { outline-color: var(--white); outline-offset: 3px; }
.ocean-motion-toggle .icon { width: 13px; height: 13px; }
.ocean-motion-toggle .play-icon,
.ocean-motion-toggle[aria-pressed="true"] .pause-icon { display: none; }
.ocean-motion-toggle[aria-pressed="true"] .play-icon { display: block; }

/* The introduction has its own space, separate from the first screen. */
.about {
    display: grid;
    grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr);
    align-items: center;
    gap: clamp(48px, 8vw, 120px);
    padding-block: clamp(48px, 6vw, 88px) 0;
}
.eyebrow {
    margin: 0 0 16px;
    color: var(--klein-blue);
    font-size: 11px;
    font-weight: 500;
    line-height: 1.6;
    letter-spacing: 0.09em;
}
h2, h3 { margin: 0; font-family: var(--font-display); font-weight: 400; }
h2 { font-size: clamp(36px, 4vw, 56px); line-height: 1.08; letter-spacing: -0.035em; }
.profile-affiliation {
    margin: 32px 0 16px;
    color: var(--klein-blue);
    font-size: 11px;
    font-weight: 500;
    line-height: 1.5;
    letter-spacing: 0.08em;
}
.about-bio {
    max-width: 46ch;
    margin: 0;
    font-family: "Shantell Sans", var(--font-body);
    font-weight: 400;
    font-size: clamp(18px, 1.6vw, 22px);
    line-height: 1.75;
    letter-spacing: normal;
    text-wrap: pretty;
}
.about-bio + .about-bio { margin-top: 16px; }
.about-bio a {
    color: var(--klein-blue);
    text-decoration: underline;
    text-decoration-thickness: 1px;
    text-underline-offset: 3px;
}
.about-bio a:hover { color: var(--black); }
.portrait-placeholder {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    justify-self: end;
    gap: 18px;
    width: min(100%, 240px);
    aspect-ratio: 3 / 4;
    margin: 0;
    border: 1px solid rgb(0 0 0 / 16%);
    color: var(--klein-blue);
}
.portrait-placeholder .icon { width: 26px; height: 26px; }
.portrait-placeholder figcaption { font-size: 11px; letter-spacing: 0.08em; }

/* Reusable project cards: add cards inside the relevant category. */
.work {
    margin-top: clamp(72px, 8vw, 112px);
    padding-top: 32px;
    border-top: 1px solid var(--black);
}
.section-heading { margin-bottom: 28px; }
.project {
    display: grid;
    grid-template-columns: minmax(220px, 28%) minmax(0, 1fr);
    align-items: center;
    gap: clamp(24px, 3vw, 40px);
    padding: clamp(20px, 2.4vw, 32px);
    border: 1px solid rgb(0 0 0 / 14%);
    border-radius: 8px;
    background: var(--white);
}
.project + .project { margin-top: 20px; }
.project:hover,
.project:focus-within { border-color: var(--klein-blue); }
.project-media, .project-copy { min-width: 0; }
.project-video, .motion-preview picture, .demo-original { display: block; }
.overview-video, .motion-preview img {
    display: block;
    width: 100%;
    height: auto;
    border-radius: 4px;
}
.overview-video { aspect-ratio: 16 / 9; background: var(--black); }
.motion-preview { min-width: 0; margin: 0; }
.motion-preview + .motion-preview { margin-top: 16px; }
.demo-tabs:not([hidden]) ~ .motion-preview { margin-top: 0; }
.motion-preview figcaption {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 8px;
    padding-top: 4px;
    font-size: 10px;
    line-height: 1.6;
}
.gif-toggle {
    flex-shrink: 0;
    min-height: 32px;
    padding: 4px 0 4px 8px;
    border: 0;
    color: var(--klein-blue);
    background: none;
    font: inherit;
    text-decoration: underline;
    text-underline-offset: 4px;
    cursor: pointer;
}
.demo-tabs {
    display: flex;
    gap: 16px;
    margin-bottom: 10px;
}
.demo-tabs[hidden] { display: none; }
.demo-tabs button {
    min-height: 32px;
    padding: 4px 0;
    border: 0;
    border-bottom: 1px solid transparent;
    background: none;
    color: var(--black);
    font: 11px var(--font-body);
    cursor: pointer;
}
.demo-tabs button[aria-pressed="true"] { border-bottom-color: currentColor; color: var(--klein-blue); }
.project-copy .eyebrow { margin-bottom: 10px; font-size: 10px; }
.project-copy h3 { font-size: clamp(26px, 2.5vw, 34px); font-weight: 500; line-height: 1.18; letter-spacing: -0.02em; }

.project-subtitle { margin: 10px 0 0; font-size: 15px; line-height: 1.5; }
.project-description { max-width: 80ch; margin: 12px 0 18px; font-size: 13px; line-height: 1.8; }
.project-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    min-height: 36px;
    padding: 6px 12px;
    border: 1px solid var(--klein-blue);
    border-radius: 4px;
    color: var(--klein-blue);
    font-size: 12px;
}
.project-links { display: flex; flex-wrap: wrap; gap: 10px; }
.project-link .icon { width: 12px; height: 12px; }
.project-link:hover { color: var(--white); background: var(--klein-blue); }

.contact { margin-top: 64px; padding-block: 24px; border-top: 1px solid var(--black); }
.contact-bottom { display: flex; justify-content: space-between; align-items: center; gap: 24px; }
.social-links { display: flex; flex-wrap: wrap; gap: 4px clamp(18px, 3vw, 48px); }
.social-links a { display: inline-flex; align-items: center; min-height: 44px; gap: 12px; font-size: 13px; }
.social-links .icon { width: 12px; height: 12px; }
.back-to-top { display: grid; place-items: center; width: 44px; height: 44px; flex-shrink: 0; }
.back-to-top .icon { width: 16px; height: 16px; }
.copyright { margin: 16px 0 0; font-size: 10px; line-height: 1.6; }

@media (max-width: 900px) {
    .content-width, .profile { width: calc(100% - clamp(48px, 12vw, 96px)); }
    .profile {
        grid-template-columns: minmax(0, 1fr);
        grid-template-areas: "identity" "artwork";
        align-content: center;
        row-gap: 40px;
        padding-block: 8svh;
    }
    h1 { font-size: clamp(34px, 8.8vw, 72px); }
    .hero-links { margin-top: 20px; }
    .profile-artwork { height: clamp(240px, 44svh, 480px); }
    .about { grid-template-columns: minmax(0, 1.6fr) minmax(0, 1fr); gap: 40px; }
    .about-bio { font-size: 18px; }
    .portrait-placeholder { max-width: 200px; }
    .project { grid-template-columns: minmax(180px, 30%) minmax(0, 1fr); gap: 24px; padding: 20px; }
    .project-copy h3 { font-size: 28px; }
}

@media (max-width: 640px) {
    .about { grid-template-columns: minmax(0, 1fr); gap: 32px; }
    .portrait-placeholder { justify-self: start; width: 180px; }
    .project { grid-template-columns: minmax(0, 1fr); gap: 20px; }
    .project-copy h3 { font-size: 27px; }
    .project-media { width: 100%; }
    .project-description { margin-bottom: 14px; }
    .work { padding-top: 28px; }
    .hero-links { gap: 12px; }
}

@media (max-width: 420px) {
    .social-links { gap: 12px; }
    .social-links a { gap: 4px; font-size: 11px; }
    .social-links .icon { display: none; }
    .contact-bottom { gap: 8px; }
}

::selection { color: var(--white); background: var(--klein-blue); }
@media (prefers-reduced-motion: no-preference) {
    html { scroll-behavior: smooth; }
    .hero-links a, .social-links a, .back-to-top { transition: color 180ms ease; }
    .project { transition: border-color 180ms ease; }
    .project-link { transition: color 180ms ease, background-color 180ms ease; }
    .motion-ready [data-reveal] {
        opacity: 0;
        translate: 0 24px;
        transition: opacity 800ms ease, translate 900ms cubic-bezier(0.16, 1, 0.3, 1);
    }
    .motion-ready [data-reveal].is-above { translate: 0 -24px; }
    .motion-ready [data-reveal].is-visible,
    .motion-ready [data-reveal]:focus-within { opacity: 1; translate: none; }
    .motion-ready [data-reveal]:focus-within { transition: none; }
}
@media print {
    .motion-ready [data-reveal] { opacity: 1; translate: none; transition: none; }
    .ocean-canvas, .ocean-interaction, .ocean-motion-toggle, .demo-tabs, .gif-toggle { display: none; }
    .motion-preview[hidden] { display: block; }
    .project { break-inside: avoid; }
}