@import url('https://unpkg.com/normalize.css') layer(normalize);

@layer normalize, base, layout, tree, sections;

@layer base {

  body[data-theme='dark'],
  html[data-theme='dark'] {
    background-color: var(--color-background-primary);
    color: var(--color-text-primary);
  }

  body[data-theme='dark'] a,
  html[data-theme='dark'] a {
    color: var(--color-text-primary);
  }

  body[data-theme='dark'] .site-social-nav a,
  html[data-theme='dark'] .site-social-nav a {
    color: var(--color-text-secondary);
  }

  body[data-theme='dark'] .site-footer__copyright,
  html[data-theme='dark'] .site-footer__copyright {
    color: var(--color-text-muted);
  }

  :root {
    --font-size-min: 16;
    --font-size-max: 20;
    --font-ratio-min: 1.2;
    --font-ratio-max: 1.33;
    --font-width-min: 375;
    --font-width-max: 1500;

    --font-family-primary: 'Geist Mono', 'SFMono-Regular', 'Menlo', monospace;
    --surface: color-mix(in srgb, white 85%, transparent);
    --surface-strong: color-mix(in srgb, white 96%, transparent);
    --border-soft: rgba(15, 23, 42, 0.16);
    --border-strong: rgba(15, 23, 42, 0.24);
    --separator-subtle: rgba(15, 23, 42, 0.12);
    --focus-color: hsl(0 90% 66%);

    --color-text-strong: hsl(240 8% 18%);
    --color-text-subtle: hsl(240 8% 32%);
    --color-text-soft: hsl(240 6% 48%);
    --color-footer-link: hsl(240 8% 26%);

    --duration: 0.26;
    --opacity: 0.4;
    --blur: 10;
    --translate: 12;

    --color-background-primary: #ffffff;
    --color-background-secondary: #ffffff;
    --color-text-primary: hsl(240 8% 14%);
    --color-text-secondary: hsl(240 7% 32%);
    --color-text-muted: hsl(240 6% 52%);
    --color-link-hover: hsl(240 8% 10%);
    --hero-stack-gap: clamp(0.9rem, 2vw, 1.4rem);
  }

  html {
    color-scheme: light;
  }

  body {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font-family-primary);
    line-height: 1.6;
    background-color: var(--color-background-primary);
    color: var(--color-text-primary);
    -webkit-font-smoothing: antialiased;
    text-transform: uppercase;
    transition: background-color 0.25s ease, color 0.25s ease;
  }

  body[data-page='home'] {
    background-color: var(--color-background-primary);
  }

  body::before {
    content: none;
  }

  :root[data-theme='light'],
  body[data-theme='light'] {
    color-scheme: light only;
    --surface: color-mix(in srgb, white 85%, transparent);
    --surface-strong: color-mix(in srgb, white 96%, transparent);
    --border-soft: rgba(15, 23, 42, 0.16);
    --border-strong: rgba(15, 23, 42, 0.24);
    --separator-subtle: rgba(15, 23, 42, 0.12);
    --color-background-primary: #ffffff;
    --color-background-secondary: #ffffff;
    --color-text-primary: hsl(240 8% 14%);
    --color-text-secondary: hsl(240 7% 32%);
    --color-text-muted: hsl(240 6% 52%);
    --color-link-hover: hsl(240 8% 10%);
  }

  :root[data-theme='dark'],
  body[data-theme='dark'] {
    color-scheme: light;
    --color-background-primary: #0b0b0b;
    --color-background-secondary: #161616;
    --color-text-primary: #ffffff;
    --color-text-secondary: #ffffff;
    --color-text-muted: #ffffff;
    --color-link-hover: #ffffff;
    --surface: rgba(255, 255, 255, 0.15);
    --surface-strong: rgba(255, 255, 255, 0.04);
    --border-soft: rgba(255, 255, 255, 0.16);
    --border-strong: rgba(255, 255, 255, 0.24);
    --separator-subtle: rgba(255, 255, 255, 0.12);
    --color-text-strong: #ffffff;
    --color-text-subtle: #ffffff;
    --color-text-soft: #ffffff;
    --color-footer-link: #ffffff;
  }

  body[data-theme='light'] {
    background-color: #ffffff;
    color: hsl(240 8% 14%);
  }

  body[data-theme='dark'] {
    background-color: #0b0b0b;
    color: #ffffff;
  }

  body[data-theme='dark'][data-page='home'] {
    background-color: #0b0b0b;
  }

  html[data-theme='light'] {
    background-color: #ffffff;
    color: hsl(240 8% 14%);
  }

  html[data-theme='dark'] {
    background-color: #0b0b0b;
    color: #ffffff;
  }

  body[data-theme='dark'] a:is(:hover, :focus-visible) {
    color: #ffffff;
  }

  :where(.fluid) {
    --fluid-min: calc(var(--font-size-min) * pow(var(--font-ratio-min), var(--font-level, 0)));
    --fluid-max: calc(var(--font-size-max) * pow(var(--font-ratio-max), var(--font-level, 0)));
    --fluid-preferred: calc((var(--fluid-max) - var(--fluid-min)) / (var(--font-width-max) - var(--font-width-min)));
    --fluid-type: clamp((var(--fluid-min) / 16) * 1rem,
        ((var(--fluid-min) / 16) * 1rem) - (((var(--fluid-preferred) * var(--font-width-min)) / 16) * 1rem) + (var(--fluid-preferred) * var(--variable-unit, 100vi)),
        (var(--fluid-max) / 16) * 1rem);
    font-size: var(--fluid-type);
  }

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

  a {
    color: inherit;
    text-decoration: none;
    transition: color 0.2s ease;
  }

  a:is(:hover, :focus-visible) {
    color: var(--color-link-hover);
  }

  button {
    font: inherit;
    color: inherit;
  }

  .skip-link {
    position: fixed;
    left: 50%;
    top: 0.75rem;
    transform: translate(-50%, -200%);
    padding: 0.6rem 1.2rem;
    border-radius: 0.75rem;
    border: 1px solid var(--border-soft);
    background: var(--surface-strong);
    color: inherit;
    z-index: 20;
    transition: transform 0.2s ease;
  }

  .skip-link:focus {
    transform: translate(-50%, 0);
  }

  .sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
  }

  .theme-toggle {
    position: fixed;
    top: clamp(1.8rem, 4vw, 2.4rem);
    right: clamp(1.8rem, 4vw, 3.2rem);
    display: flex;
    align-items: flex-start;
    justify-content: flex-end;
    gap: 0.2rem;
    color: var(--color-text-primary);
    z-index: 50;
  }

  .theme-toggle__button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 1.2rem;
    height: 1.2rem;
    position: relative;
    border: none;
    border-radius: 50%;
    background: transparent;
    color: inherit;
    cursor: pointer;
    transition: transform 0.18s ease, color 0.2s ease;
    padding: 0;
    flex-shrink: 0;
  }

  .theme-toggle__button:is(:hover, :focus-visible) {
    transform: translateY(-1px);
    color: var(--color-link-hover);
  }

  .theme-toggle__button:focus-visible {
    outline: 2px solid var(--focus-color);
    outline-offset: 4px;
  }

  .theme-toggle__icon {
    position: absolute;
    inset: 0;
    display: grid;
    place-items: center;
    opacity: 0;
    transform: scale(0.7);
    transition: opacity 0.2s ease, transform 0.2s ease;
  }

  .theme-toggle__icon svg {
    width: 1.2rem;
    height: 1.2rem;
    stroke: currentColor;
    stroke-width: 1.6;
    fill: none;
    vector-effect: non-scaling-stroke;
  }

  .theme-toggle__icon--sun svg circle {
    fill: none;
  }

  .theme-toggle__icon--moon svg path {
    fill: currentColor;
    stroke: none;
  }

  html[data-theme='light'] .theme-toggle__icon--sun,
  body[data-theme='light'] .theme-toggle__icon--sun {
    opacity: 1;
    transform: scale(1);
  }

  html[data-theme='dark'] .theme-toggle__icon--moon,
  body[data-theme='dark'] .theme-toggle__icon--moon {
    opacity: 1;
    transform: scale(1);
  }

  .theme-toggle__meta {
    display: grid;
    gap: 0.1rem;
    font-size: 0.68rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-weight: 500;
    text-align: right;
    justify-items: end;
    color: var(--color-text-secondary);
    padding-top: 0.05rem;
  }

  .theme-toggle__location,
  .theme-toggle__time {
    display: block;
  }
}

@layer layout {
  .hero {
    padding: clamp(1.6rem, 4vw, 2.4rem) 0 0;
  }

  .hero__inner {
    width: min(1020px, 94vw);
    margin: 0 auto;
    display: grid;
    align-items: center;
    justify-items: center;
    min-height: clamp(360px, 54vh, 440px);
    padding-left: clamp(2.4rem, 7vw, 4.6rem);
    padding-right: clamp(1.6rem, 4.8vw, 3.1rem);
  }

  .hero--compact {
    padding: clamp(1.1rem, 3.2vw, 1.8rem) 0 0;
  }

  .hero--compact .hero__inner {
    min-height: 0;
    align-items: flex-start;
    justify-items: start;
  }

  .hero--image .hero__inner {
    min-height: clamp(420px, 70vh, 780px);
  }


  img {
    max-width: min(80vw, 520px);
    height: auto;
    image-rendering: pixelated;
  }

  .hero-figure {
    position: relative;
    display: inline-block;
    perspective: 1200px;
  }

  body[data-page='home'] .hero-figure {
    width: min(70vw, 460px);
    max-width: 460px;
  }

  body:not([data-page='home']) .hero-figure {
    position: fixed;
    top: clamp(8.2rem, 11.2vw, 9.3rem);
    left: clamp(1.8rem, 4vw, 3.2rem);
    width: clamp(60px, 7.6vw, 140px);
    max-width: 140px;
    margin-bottom: 0;
    perspective: none;
    pointer-events: none;
    z-index: 35;
    transform: translate3d(0, calc(-100% - var(--hero-stack-gap)), 0);
  }


  @keyframes squirrel-intro {
    0% {
      transform: translateY(90%) scale(0.92);
      opacity: 0;
    }

    40% {
      transform: translateY(-12%) scale(1.04) rotate3d(1, 0, 0, -6deg);
      opacity: 1;
    }

    60% {
      transform: translateY(4%) scale(0.98) rotate3d(1, 0, 0, 3deg);
    }

    100% {
      transform: translateY(0) scale(1);
    }
  }

  @keyframes squirrel-bob {

    0%,
    100% {
      transform: translateY(0) scale(1);
    }

    50% {
      transform: translateY(-14px) scale(1.01);
    }
  }

  .hero-minimal-nav {
    display: grid;
    gap: 0.6rem;
    justify-items: start;
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-weight: 500;
    position: fixed;
    top: clamp(1.8rem, 4vw, 2.4rem);
    left: clamp(1.8rem, 4vw, 3.2rem);
    z-index: 30;
  }

  .hero-nav-item-wrapper {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.5rem;
    max-width: min(25vw, 220px);
  }

  .hero-breadcrumb {
    font-size: 0.58rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-text-secondary);
    padding-left: 0.35rem;
    font-weight: 400;
    display: block;
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 100%;
  }

  body[data-page='home'] .hero-figure--game {
    width: min(92vw, 520px);
    max-width: 520px;
    margin-inline: auto;
    margin-top: clamp(10rem, 18vw, 14rem);
    position: relative;
    padding-bottom: clamp(2rem, 4vw, 3rem);
    overflow: visible;
    z-index: 9999;
  }

  .stick-hero {
    position: relative;
    width: 100%;
    aspect-ratio: 1 / 1;
    max-height: min(92vw, 520px);
    overflow: visible;
    z-index: 10000;
    user-select: none;
    -webkit-user-select: none;
    -webkit-touch-callout: none;
    -webkit-tap-highlight-color: transparent;
    touch-action: manipulation;
  }

  .stick-hero__stage {
    position: relative;
    width: 100%;
    height: 100%;
    overflow: visible;
    z-index: 10001;
    user-select: none;
    -webkit-user-select: none;
    -webkit-touch-callout: none;
    -webkit-tap-highlight-color: transparent;
  }

  .stick-hero__canvas {
    position: absolute;
    top: 0;
    left: 0;
    display: block;
    width: 100%;
    height: auto;
    overflow: visible;
    z-index: 10002;
    cursor: pointer;
    touch-action: none;
    background: transparent;
    user-select: none;
    -webkit-user-select: none;
    -webkit-touch-callout: none;
    -webkit-tap-highlight-color: transparent;
  }

  .stick-hero__score {
    position: absolute;
    top: clamp(1rem, 3vw, 1.4rem);
    left: 50%;
    transform: translateX(-50%);
    z-index: 10005;
    font-size: clamp(0.72rem, 0.64rem + 0.35vw, 0.92rem);
    letter-spacing: 0.22em;
    text-transform: uppercase;
    font-weight: 600;
    color: var(--color-text-secondary);
    opacity: 0;
    transition: opacity 0.35s ease;
  }

  .stick-hero__score span {
    margin-left: 0.4em;
    color: var(--color-text-primary);
    font-variant-numeric: tabular-nums;
    font-weight: 700;
  }

  .stick-hero__intro,
  .stick-hero__perfect {
    position: absolute;
    left: 50%;
    top: -2rem;
    transform: translateX(-50%);
    z-index: 10005;
    width: min(96%, 420px);
    text-align: center;
    font-family: 'Geist Mono', 'SFMono-Regular', 'Menlo', monospace !important;
    font-size: clamp(0.68rem, 0.62rem + 0.3vw, 0.82rem);
    letter-spacing: 0.22em;
    text-transform: uppercase;
    font-weight: 500;
    color: var(--color-text-secondary);
    transition: opacity 0.35s ease;
    pointer-events: none;
    line-height: 1.8;
  }

  .stick-hero__intro-greeting {
    font-family: 'Geist Mono', 'SFMono-Regular', 'Menlo', monospace !important;
    font-size: clamp(1.275rem, calc(0.975rem + 1.4vw), 1.875rem);
    font-weight: 400;
    letter-spacing: 0.08em;
    display: block;
    text-transform: uppercase;
    line-height: 1.4;
    color: var(--color-text-primary);
    text-align: center;
  }

  .stick-hero__intro-action {
    font-family: 'Geist Mono', 'SFMono-Regular', 'Menlo', monospace !important;
    font-size: clamp(0.68rem, 0.62rem + 0.3vw, 0.82rem);
    font-weight: 500;
    letter-spacing: 0.22em;
    display: block;
    text-transform: uppercase;
    line-height: 1.4;
    color: var(--color-text-secondary);
    text-align: center;
  }

  .stick-hero__perfect {
    top: 45%;
    transform: translate(-50%, -50%);
    color: var(--focus-color);
    opacity: 0;
  }

  .stick-hero__restart {
    position: relative;
    width: 100%;
    max-width: min(92vw, 520px);
    margin-inline: auto;
    text-align: center;
    margin-top: 2rem;
    z-index: 10005;
    padding: 0;
    margin-bottom: 0;
    border: 0;
    border: none;
    border-top: 0;
    border-bottom: 0;
    background: transparent;
    background-color: transparent;
    box-shadow: none;
    font-family: 'Geist Mono', 'SFMono-Regular', 'Menlo', monospace !important;
    color: var(--color-text-secondary);
    font-size: clamp(0.68rem, 0.62rem + 0.3vw, 0.82rem);
    letter-spacing: 0.22em;
    text-transform: uppercase;
    font-weight: 500;
    display: none;
    cursor: pointer;
    transition: color 0.2s ease;
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
  }

  .stick-hero__restart:is(:hover, :focus-visible) {
    color: var(--color-text-primary);
    outline: none;
    border: none;
  }

  .stick-hero__restart:focus {
    outline: none;
    border: none;
  }

  .stick-hero__restart:active {
    outline: none;
    border: none;
  }

  .stick-hero__restart.is-visible {
    display: block;
  }

  .site-social-nav {
    position: fixed;
    bottom: clamp(2.4rem, 6vw, 3rem);
    right: clamp(1.8rem, 4vw, 3.2rem);
    left: auto;
    display: grid;
    gap: 0.6rem;
    justify-items: end;
    text-align: right;
    font-size: 0.72rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-weight: 500;
  }

  .site-social-nav__copy {
    margin: 0;
    color: var(--color-text-muted);
  }

  .hero-minimal-nav a,
  .site-social-nav a {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.12rem 0.35rem 0.28rem;
    color: var(--color-text-secondary);
    transition: color 0.2s ease;
  }

  .hero-minimal-nav a::after,
  .site-social-nav a::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    background: var(--focus-color);
    transform-origin: center;
    transform: scaleX(0);
    opacity: 0;
    transition: transform 0.2s ease, opacity 0.2s ease;
  }

  .hero-minimal-nav__label {
    position: relative;
    padding: 0 0.35rem;
  }

  .hero-minimal-nav__label::before,
  .hero-minimal-nav__label::after {
    position: absolute;
    top: -0.05rem;
    font-size: 0.72rem;
    color: currentColor;
    opacity: 0;
    transform: translateY(0.1rem);
    transition: opacity 0.2s ease, transform 0.2s ease;
  }

  .hero-minimal-nav__label::before {
    content: '[';
    left: -0.45rem;
  }

  .hero-minimal-nav__label::after {
    content: ']';
    right: -0.45rem;
  }

  .hero-minimal-nav a:is(:hover, :focus-visible, :active),
  .site-social-nav a:is(:hover, :focus-visible, :active),
  .hero-minimal-nav a.is-active {
    color: var(--color-text-primary);
  }

  .hero-minimal-nav a:is(:hover, :focus-visible, :active, .is-active)::after,
  .site-social-nav a:is(:hover, :focus-visible, :active)::after {
    transform: scaleX(1);
    opacity: 0.9;
  }

  .hero-minimal-nav a:is(:hover, :focus-visible, :active, .is-active) .hero-minimal-nav__label::before,
  .hero-minimal-nav a:is(:hover, :focus-visible, :active, .is-active) .hero-minimal-nav__label::after,
  .site-social-nav a:is(:hover, :focus-visible, :active) .hero-minimal-nav__label::before,
  .site-social-nav a:is(:hover, :focus-visible, :active) .hero-minimal-nav__label::after {
    opacity: 1;
    transform: translateY(0);
  }

  body[data-theme='dark'] h1,
  body[data-theme='dark'] h2,
  body[data-theme='dark'] h3,
  body[data-theme='dark'] h4,
  body[data-theme='dark'] p,
  body[data-theme='dark'] span,
  body[data-theme='dark'] li,
  body[data-theme='dark'] .about-label,
  body[data-theme='dark'] .about-greeting,
  body[data-theme='dark'] .about-lead,
  body[data-theme='dark'] .about-copy {
    color: var(--color-text-primary);
  }

  body[data-theme='dark'] .about-highlight {
    border-top-color: var(--separator-subtle);
  }

  body[data-theme='dark']:not([data-page='home']) .site-footer {
    border-top: 1px solid var(--separator-subtle);
  }

  body[data-theme='dark'] .site-footer__copyright {
    color: var(--color-text-muted);
  }

  @media (max-width: 640px) {
    :root {
      --hero-stack-gap: clamp(0.6rem, 3vw, 1rem);
    }

    .hero-minimal-nav {
      top: clamp(1.8rem, 4vw, 2.4rem);
      left: clamp(1rem, 3vw, 1.5rem);
      gap: 0.5rem;
      font-size: 0.68rem;
    }

    .hero-nav-item-wrapper {
      max-width: min(35vw, 180px);
    }

    .hero-breadcrumb {
      font-size: 0.54rem;
      letter-spacing: 0.14em;
    }

    body[data-page='home'] .hero-figure--game {
      width: min(100%, 92vw);
    }
  }

  /* Medium screens: prevent nav overlap before hamburger */
  @media (max-width: 900px) and (min-width: 641px) {
    .hero-nav-item-wrapper {
      max-width: min(28vw, 200px);
    }

    .hero-breadcrumb {
      font-size: 0.56rem;
      letter-spacing: 0.15em;
    }
  }

  @media (max-width: 640px) {
    .stick-hero__score {
      top: clamp(0.8rem, 3vw, 1.1rem);
    }

    body[data-page='home'] .hero-figure--game {
      border-bottom: none;
      padding-bottom: clamp(0.8rem, 2vw, 1.2rem);
    }

    .stick-hero__restart {
      margin-top: clamp(2.5rem, 5vw, 3.5rem);
      border: none !important;
      border-top: none !important;
      border-bottom: none !important;
      outline: none !important;
      box-shadow: none !important;
    }

    .stick-hero__restart::before,
    .stick-hero__restart::after {
      display: none !important;
    }

    body:not([data-page='home']) .hero-figure {
      top: clamp(3rem, 8vw, 3.6rem);
      left: 50%;
      transform: translate3d(-50%, calc(-100% - var(--hero-stack-gap)), 0);
    }

    .site-social-nav {
      bottom: clamp(2.4rem, 10vw, 3rem);
      left: 0;
      gap: 0.5rem;
      font-size: 0.68rem;
    }

    .hero__inner,
    .about-section__inner,
    .content-section__inner {
      width: min(100%, 92vw);
      padding-left: clamp(0.4rem, 3vw, 1.2rem);
      padding-right: clamp(1.2rem, 5vw, 2rem);
    }

    .about-highlight__content--inline {
      flex-wrap: wrap;
      gap: clamp(0.45rem, 1.4vw, 0.7rem);
    }

    .about-highlight__content--inline>* {
      white-space: normal;
    }
  }
}

@layer tree {
  .stack-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: clamp(0.9rem, 2vw, 1.3rem);
  }

  .stack-list li {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
  }

  .stack-list__marker {
    font-size: 0.74rem;
    letter-spacing: 0.12em;
    color: var(--color-text-subtle);
  }

  .stack-list__meta {
    font-size: 0.68rem;
    letter-spacing: 0.18em;
    color: var(--color-text-soft);
    text-transform: uppercase;
    font-weight: 400;
    display: inline-block;
    margin-right: 0.5rem;
  }

  .stack-list__label {
    font-size: 0.86rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--color-text-strong);
    font-weight: 600;
  }

  .about-highlight__content--projects {
    align-items: baseline;
    gap: clamp(0.55rem, 1.1vw, 0.9rem);
  }

  .project-arrow-button {
    font-size: 0.68rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.1rem 0.35rem 0.3rem;
    position: relative;
    transition: color 0.2s ease;
    color: inherit;
  }

  .project-arrow-button:is(:hover, :focus-visible, :active) {
    color: var(--focus-color);
  }

  .project-arrow-button:focus-visible {
    outline: 2px solid var(--focus-color);
    outline-offset: 2px;
  }

  .project-arrow-button::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    height: 1px;
    background: currentColor;
    opacity: 0.4;
    transform: scaleX(0.5);
    transform-origin: center;
    transition:
      transform calc(var(--duration) * 1s) ease,
      opacity 0.2s ease,
      background-color 0.2s ease;
  }

  .project-arrow-button:is(:hover, :focus-visible, :active)::after {
    background: var(--focus-color);
    opacity: 0.8;
    transform: scaleX(1);
  }

  .project-inline-group {
    display: inline-flex;
    align-items: baseline;
    gap: clamp(0.35rem, 0.8vw, 0.6rem);
  }

  .project-inline-subtitle {
    display: inline-block;
  }
}

@layer sections {
  .about-section {
    padding: clamp(3rem, 8vw, 6rem) 0;
    scroll-margin-top: clamp(6rem, 10vw, 7rem);
  }

  .about-section__inner {
    width: min(1020px, 94vw);
    margin: 0 auto;
    display: grid;
    gap: clamp(1.5rem, 3vw, 2.25rem);
    padding-left: clamp(2.4rem, 7vw, 4.6rem);
    padding-right: clamp(1.6rem, 4.8vw, 3.1rem);
  }

  .about-label {
    font-family: 'Geist Mono', 'SFMono-Regular', 'Menlo', monospace;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    color: var(--color-text-subtle);
  }

  .about-body {
    display: grid;
    gap: clamp(1.6rem, 3vw, 2.4rem);
  }

  .about-greeting {
    margin: 0;
    font-size: clamp(1.025rem, calc(0.875rem + 1vw), 1.475rem);
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-subtle);
  }

  .about-lead {
    margin: 0;
    font-size: clamp(1.275rem, calc(0.975rem + 1.4vw), 1.875rem);
    line-height: 1.4;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-primary);
  }

  .about-lead a {
    color: inherit;
    text-decoration: underline;
    text-decoration-thickness: 2px;
  }

  .about-copy {
    margin: 0;
    font-size: clamp(0.875rem, calc(0.835rem + 0.25vw), 1.1rem);
    line-height: 1.7;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-text-secondary);
  }

  .about-body>p+p {
    margin-top: clamp(1.2rem, 3vw, 1.9rem);
  }

  .about-copy a {
    color: inherit;
    text-decoration: underline;
    text-decoration-thickness: 2px;
  }

  .about-contact-text {
    margin: 0;
    font-size: 0.95rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--color-text-subtle);
  }

  .about-email {
    width: fit-content;
    font-size: clamp(1.2rem, 1rem + 1vw, 1.6rem);
    font-weight: 600;
    color: var(--color-text-strong);
    border-bottom: 2px solid currentColor;
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 0.16em;
  }

  .about-highlights {
    display: grid;
    gap: clamp(2.5rem, 4vw, 3rem);
    margin-top: 0;
  }

  .about-highlight {
    display: grid;
    gap: clamp(1.1rem, 2.5vw, 1.6rem);
    padding-top: clamp(1.5rem, 2.6vw, 2rem);
    border-top: 1px solid var(--separator-subtle);
  }

  .about-highlight:first-child {
    padding-top: 0;
    border-top: none;
  }

  .about-highlight__heading {
    margin: 0;
    font-size: 0.95rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--color-text-subtle);
  }

  .about-highlight__list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: grid;
    gap: clamp(1rem, 2vw, 1.35rem);
  }

  .about-highlight__list li {
    display: flex;
    align-items: baseline;
    gap: clamp(0.6rem, 1.4vw, 1.1rem);
    flex-wrap: wrap;
    padding-top: clamp(0.75rem, 1.5vw, 1rem);
    border-top: 1px solid var(--separator-subtle);
  }

  .about-highlight__list li:first-child {
    border-top: none;
    padding-top: 0;
  }

  .about-highlight__meta {
    font-size: 0.68rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-text-soft);
  }

  .about-highlight__content {
    display: flex;
    align-items: baseline;
    gap: clamp(0.6rem, 1.2vw, 1rem);
    flex-wrap: wrap;
  }

  .about-highlight__content--inline {
    flex-wrap: nowrap;
    gap: clamp(0.45rem, 0.9vw, 0.75rem);
  }

  .about-highlight__content--inline>* {
    white-space: nowrap;
  }

  .about-highlight__title {
    font-weight: 600;
    font-size: 0.86rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--color-text-strong);
    transition: color 0.2s ease;
  }

  a.about-highlight__title:is(:hover, :focus-visible) {
    color: var(--color-link-hover);
  }

  .about-highlight__subtitle {
    font-size: 0.72rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--color-text-soft);
    white-space: nowrap;
  }

  .about-highlight__list--plain .about-highlight__meta {
    color: var(--color-text-soft);
  }

  .about-highlight__list--plain li {
    display: grid;
    gap: 0.35rem;
  }

  .about-highlight__list--plain .about-highlight__content {
    display: grid;
    gap: 0.2rem;
  }

  .about-highlight__list--plain .about-highlight__content.about-highlight__content--inline {
    display: flex;
    align-items: baseline;
  }

  .about-highlight__list--projects .about-highlight__content {
    display: inline-flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.6rem;
  }

  .about-highlight__link {
    position: relative;
    display: inline-flex;
    align-items: center;
    font-size: 0.92rem;
    letter-spacing: 0.16em;
    white-space: nowrap;
  }

  .about-highlight__link::after {
    content: '';
    position: absolute;
    left: 0;
    bottom: -0.3rem;
    width: 100%;
    height: 2px;
    background: color-mix(in srgb, currentColor 50%, transparent);
    transform-origin: left;
    transition: transform 0.2s ease, background 0.2s ease;
  }

  .about-highlight__link:is(:hover, :focus-visible)::after {
    transform: scaleX(1.1);
    background: var(--focus-color);
  }

  .content-section {
    padding: clamp(3rem, 8vw, 6rem) 0;
  }

  .content-section__inner {
    width: min(1020px, 94vw);
    margin: 0 auto;
    display: grid;
    gap: clamp(1.5rem, 4vw, 2rem);
    padding-left: clamp(2.4rem, 7vw, 4.6rem);
    padding-right: clamp(1.6rem, 4.8vw, 3.1rem);
  }

  .content-section h2 {
    margin: 0;
    font-size: clamp(1.6rem, 1.3rem + 1vw, 2.1rem);
    font-family: 'Geist Mono', 'SFMono-Regular', 'Menlo', monospace;
    letter-spacing: -0.01em;
    color: var(--color-text-primary);
  }

  .content-lede {
    margin: 0;
    max-width: 60ch;
    font-size: clamp(1rem, 0.95rem + 0.25vw, 1.15rem);
    color: var(--color-text-subtle);
  }

  .content-grid {
    display: grid;
    gap: clamp(1rem, 3vw, 1.5rem);
  }

  @media (min-width: 720px) {
    .content-grid {
      grid-template-columns: repeat(3, minmax(0, 1fr));
    }
  }

  .content-card {
    background: var(--surface-strong);
    border-radius: 12px;
    border: 1px solid var(--border-soft);
    padding: clamp(1.35rem, 3vw, 1.75rem);
    display: grid;
    gap: 0.75rem;
    color: var(--color-text-subtle);
  }

  .content-card h3 {
    margin: 0;
    font-size: 1.05rem;
    color: var(--color-text-strong);
  }

  .card-grid {
    display: grid;
    gap: 1rem;
  }

  @media (min-width: 720px) {
    .card-grid {
      grid-template-columns: repeat(3, minmax(0, 1fr));
    }
  }

  .card {
    border-radius: 14px;
    border: 1px solid var(--border-soft);
    padding: clamp(1.5rem, 3vw, 1.9rem);
    display: grid;
    gap: 0.65rem;
    background: var(--surface);
    color: var(--color-text-subtle);
    transition: transform 0.25s ease, border-color 0.25s ease, box-shadow 0.25s ease;
  }

  .card:hover {
    transform: translateY(-4px);
    border-color: var(--focus-color);
    box-shadow: 0 16px 32px -24px rgba(0, 0, 0, 0.35);
  }

  .card h3 {
    margin: 0;
    font-size: 1.1rem;
    color: var(--color-text-strong);
    display: inline-flex;
    flex-direction: column;
    gap: 0.2rem;
  }

  .card-checkbox {
    font-size: 0.8rem;
    letter-spacing: 0.16em;
    color: var(--color-text-secondary);
  }



  .card-label {
    letter-spacing: 0.18em;
    text-transform: uppercase;
  }

  .card p {
    margin: 0;
  }

  .content-section--accent {
    background: color-mix(in srgb, canvas, transparent 18%);
  }

  .content-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.7rem 1.4rem;
    border-radius: 999px;
    border: 1px solid transparent;
    background: var(--focus-color);
    color: #fff;
    font-weight: 600;
    width: fit-content;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
  }

  .content-button:is(:hover, :focus-visible) {
    transform: translateY(-2px);
    box-shadow: 0 18px 28px -22px rgba(0, 0, 0, 0.45);
  }


  @layer sections {
    .site-footer {
      padding: 2.5rem 0 2.8rem;
    }

    .site-footer__inner {
      width: min(1020px, 94vw);
      margin: 0 auto;
      display: flex;
      justify-content: space-between;
      align-items: flex-end;
      gap: clamp(1.2rem, 4vw, 2.6rem);
      padding: 0 clamp(1.6rem, 4.8vw, 3.1rem);
    }

    .site-footer__copyright {
      margin: 0;
      margin-left: auto;
      text-transform: uppercase;
    }


    .site-footer__links {
      display: grid;
      gap: 0.65rem;
      text-transform: uppercase;
      letter-spacing: 0.18em;
      font-size: 0.72rem;
      color: var(--color-footer-link);
      justify-items: start;
      margin-left: max(20vw, clamp(1.8rem, 4vw, 2.6rem));
    }

    .site-footer__links a {
      text-decoration: none;
      color: inherit;
      position: relative;
      padding-bottom: 0.1rem;
    }

    .site-footer__links a::after {
      content: '';
      position: absolute;
      left: 0;
      bottom: 0;
      width: 100%;
      height: 1px;
      background: color-mix(in srgb, currentColor 45%, transparent);
      transform-origin: left;
      transform: scaleX(0);
      transition: transform 0.2s ease;
    }

    .site-footer__links a:is(:hover, :focus-visible)::after {
      transform: scaleX(1);
    }

    .site-footer__copyright {
      text-transform: uppercase;
      letter-spacing: 0.24em;
      font-size: 0.7rem;
      color: var(--color-text-subtle);
      margin: 0;
    }

    @media (max-width: 640px) {
      .site-footer__inner {
        flex-direction: column;
        align-items: flex-start;
      }

      .site-footer__links {
        margin-left: 0;
        gap: 0.5rem;
      }

      .site-footer__copyright {
        order: -1;
      }
    }

    #contact {
      scroll-margin-top: clamp(6rem, 10vw, 7rem);
    }

    img {
      filter: grayscale(100%);
      transition: filter 0.3s ease;
    }

    img:is(:hover, :focus-visible) {
      filter: grayscale(0%);
    }

    .experience-list {
      list-style: none;
      margin: 0;
      padding: 0;
      display: grid;
      gap: clamp(1rem, 2.2vw, 1.4rem);
    }


    .stack-list.stack-list--compact {
      gap: clamp(1rem, 2.2vw, 1.5rem);
    }

    /* Hamburger Menu */
    .hamburger {
      display: none;
      position: fixed;
      top: clamp(1.8rem, 4vw, 2.4rem);
      left: clamp(1rem, 3vw, 1.5rem);
      z-index: 1000;
      width: 44px;
      height: 44px;
      padding: 0;
      border: none;
      background: transparent;
      cursor: pointer;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      gap: 6px;
    }

    .hamburger__line {
      width: 24px;
      height: 2px;
      background: var(--color-text-primary);
      transition: transform 0.3s ease, opacity 0.3s ease;
      border-radius: 2px;
    }

    .hamburger.is-open .hamburger__line:nth-child(1) {
      transform: translateY(8px) rotate(45deg);
    }

    .hamburger.is-open .hamburger__line:nth-child(2) {
      opacity: 0;
    }

    .hamburger.is-open .hamburger__line:nth-child(3) {
      transform: translateY(-8px) rotate(-45deg);
    }

    .mobile-nav {
      display: none;
      position: fixed;
      top: 0;
      left: 0;
      width: 100%;
      height: 100%;
      background: var(--color-background-primary);
      z-index: 999;
      opacity: 0;
      visibility: hidden;
      transition: opacity 0.3s ease, visibility 0.3s ease;
    }

    .mobile-nav.is-open {
      opacity: 1;
      visibility: visible;
    }

    .mobile-nav__inner {
      display: flex;
      flex-direction: column;
      justify-content: center;
      align-items: center;
      gap: clamp(2rem, 5vw, 3rem);
      height: 100%;
      padding: 2rem;
    }

    .mobile-nav__link {
      position: relative;
      display: inline-flex;
      align-items: center;
      justify-content: center;
      padding: 0.12rem 0.35rem 0.28rem;
      color: var(--color-text-secondary);
      text-decoration: none;
      font-size: clamp(1.2rem, 3vw, 1.8rem);
      letter-spacing: 0.18em;
      text-transform: uppercase;
      font-weight: 500;
      transition: color 0.2s ease;
    }

    .mobile-nav__link::after {
      content: '';
      position: absolute;
      left: 0;
      bottom: 0;
      width: 100%;
      height: 2px;
      background: var(--focus-color);
      transform-origin: center;
      transform: scaleX(0);
      transition: transform 0.3s ease, opacity 0.3s ease;
      opacity: 0;
    }

    .mobile-nav__link:is(:hover, :focus-visible, :active) {
      color: var(--color-text-primary);
    }

    .mobile-nav__link:is(:hover, :focus-visible, :active)::after {
      transform: scaleX(1);
      opacity: 0.9;
    }

    .mobile-nav__link:is(:hover, :focus-visible, :active) .hero-minimal-nav__label::before,
    .mobile-nav__link:is(:hover, :focus-visible, :active) .hero-minimal-nav__label::after {
      opacity: 1;
      transform: translateY(0);
    }

    /* Hide footer links on non-home pages */
    body:not([data-page='home']) .site-social-nav {
      display: none !important;
    }

    /* Responsive: Show hamburger, hide desktop nav */
    @media (max-width: 900px) {
      .hamburger {
        display: flex;
      }

      .mobile-nav {
        display: block;
      }

      .hero-minimal-nav {
        display: none;
      }

      body:not([data-page='home']) .hero-figure {
        display: none;
      }

      body[data-page='home'] .hero-figure--game {
        padding-bottom: clamp(0.8rem, 2vw, 1.2rem);
      }
    }