@layer reset, tokens, base, layout, components, cv, utilities;

@property --line-sweep {
  syntax: "<angle>";
  inherits: false;
  initial-value: 120deg;
}

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

  html {
    scroll-behavior: smooth;
    scroll-padding-block-start: 6rem;
  }

  body,
  h1,
  h2,
  h3,
  p,
  ol,
  ul,
  figure {
    margin: 0;
  }

  ol,
  ul {
    padding: 0;
  }

  a {
    color: inherit;
    text-decoration-thickness: 0.08em;
    text-underline-offset: 0.18em;
  }

  svg {
    display: block;
    max-inline-size: 100%;
  }
}

@layer tokens {
  :root {
    color-scheme: light;
    --paper: #f7f8fb;
    --surface: #ffffff;
    --surface-strong: #eef2f6;
    --ink: #17191d;
    --muted: #5b6270;
    --line: #d9e0e8;
    --teal: #0f766e;
    --violet: #6d28d9;
    --amber: #b7791f;
    --coral: #c2410c;
    --shadow: 0 1.4rem 3rem rgb(23 25 29 / 0.12);
    --radius: 8px;
    --radius-small: 6px;
    --header-size: 4.75rem;
    --measure: 68rem;
    --space-page: max(1rem, 5vi);
    --font-sans: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  }

  :root[data-theme="dark"] {
    color-scheme: dark;
    --paper: #111214;
    --surface: #191b1f;
    --surface-strong: #252830;
    --ink: #f2f5f7;
    --muted: #a8b0bd;
    --line: #343943;
    --teal: #35b7a9;
    --violet: #a98cff;
    --amber: #e3b348;
    --coral: #f1784b;
    --shadow: 0 1.4rem 3rem rgb(0 0 0 / 0.38);
  }
}

@layer base {
  body {
    min-block-size: 100svb;
    overflow-x: hidden;
    background:
      linear-gradient(90deg, color-mix(in oklab, var(--line), transparent 68%) 1px, transparent 1px) 0 0 / 6rem 6rem,
      linear-gradient(0deg, color-mix(in oklab, var(--line), transparent 75%) 1px, transparent 1px) 0 0 / 6rem 6rem,
      var(--paper);
    color: var(--ink);
    font-family: var(--font-sans);
    font-size: 1rem;
    line-height: 1.6;
    text-rendering: optimizeLegibility;
  }

  h1,
  h2,
  h3 {
    line-height: 1;
    text-wrap: balance;
  }

  h1 {
    max-inline-size: 10ch;
    font-size: 3rem;
  }

  h2 {
    max-inline-size: 18ch;
    font-size: 2.2rem;
  }

  h3 {
    font-size: 1.2rem;
  }

  p {
    color: var(--muted);
    text-wrap: pretty;
  }

  main {
    isolation: isolate;
  }

  ::selection {
    background: color-mix(in oklab, var(--amber), transparent 55%);
    color: var(--ink);
  }

  :focus-visible {
    outline: 3px solid color-mix(in oklab, var(--violet), white 18%);
    outline-offset: 4px;
  }
}

@layer layout {
  .site-header {
    position: sticky;
    inset-block-start: 0;
    z-index: 20;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 1rem;
    min-block-size: var(--header-size);
    padding-inline: var(--space-page);
    border-block-end: 1px solid color-mix(in oklab, var(--line), transparent 20%);
    background: color-mix(in oklab, var(--paper), transparent 8%);
    backdrop-filter: blur(18px);
  }

  .hero {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(20rem, 0.95fr);
    gap: 2.25rem;
    align-items: center;
    max-inline-size: 78rem;
    margin-inline: auto;
    padding: 2.6rem var(--space-page) 2rem;
  }

  .hero__copy {
    display: grid;
    gap: 1.1rem;
  }

  .section,
  .signal-band {
    max-inline-size: 78rem;
    margin-inline: auto;
    padding-inline: var(--space-page);
  }

  .section {
    padding-block: 3.5rem;
  }

  .section + .section {
    padding-block-start: 2rem;
  }

  .section--split {
    display: grid;
    grid-template-columns: minmax(16rem, 0.8fr) minmax(0, 1.2fr);
    gap: 3rem;
    align-items: start;
  }

  .section__heading {
    display: grid;
    gap: 1rem;
    max-inline-size: 58rem;
  }

  .section__heading + * {
    margin-block-start: 1.5rem;
  }

  .signal-band {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 1px;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--line);
    box-shadow: var(--shadow);
  }
}

@layer components {
  .skip-link {
    position: fixed;
    inset-block-start: 0.75rem;
    inset-inline-start: 0.75rem;
    z-index: 50;
    translate: 0 -200%;
    padding: 0.7rem 0.9rem;
    border-radius: var(--radius-small);
    background: var(--ink);
    color: var(--paper);
  }

  .skip-link:focus {
    translate: 0;
  }

  .brand {
    display: inline-grid;
    grid-template-columns: 2.6rem auto;
    gap: 0.7rem;
    align-items: center;
    text-decoration: none;
    min-inline-size: max-content;
  }

  .brand__mark {
    display: grid;
    place-items: center;
    inline-size: 2.6rem;
    block-size: 2.6rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background:
      linear-gradient(135deg, color-mix(in oklab, var(--teal), transparent 16%), color-mix(in oklab, var(--violet), transparent 8%));
    color: white;
    font-weight: 800;
  }

  .brand__text {
    display: grid;
    line-height: 1.15;
  }

  .brand__text span {
    color: var(--muted);
    font-size: 0.82rem;
  }

  .site-nav {
    justify-self: end;
    min-inline-size: 0;
  }

  .site-nav ul {
    display: flex;
    gap: 0.2rem;
    list-style: none;
    overflow-x: auto;
    scrollbar-width: none;
  }

  .site-nav a {
    display: inline-flex;
    min-block-size: 2.5rem;
    align-items: center;
    padding-inline: 0.75rem;
    border-radius: var(--radius-small);
    color: var(--muted);
    text-decoration: none;
    white-space: nowrap;
  }

  .site-nav a:hover {
    background: var(--surface-strong);
    color: var(--ink);
  }

  .theme-input {
    position: fixed;
    inline-size: 1px;
    block-size: 1px;
    opacity: 0;
    pointer-events: none;
  }

  .theme-toggle {
    position: relative;
    display: inline-grid;
    align-items: center;
    inline-size: 3.3rem;
    block-size: 2rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--surface);
    cursor: pointer;
  }

  .theme-toggle::before {
    content: "";
    inline-size: 1.35rem;
    block-size: 1.35rem;
    margin-inline-start: 0.32rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--amber), var(--coral));
    transition: translate 180ms ease, background 180ms ease;
  }

  :root[data-theme="dark"] .theme-toggle::before {
    translate: 1.25rem 0;
    background: linear-gradient(135deg, var(--teal), var(--violet));
  }

  .eyebrow,
  .project-card__meta,
  .signal-band__label {
    color: var(--coral);
    font-size: 0.78rem;
    font-weight: 800;
    text-transform: uppercase;
  }

  .lede {
    max-inline-size: 43rem;
    font-size: 1.17rem;
  }

  .button-row,
  .cv-panel__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.7rem;
  }

  .button {
    display: inline-flex;
    min-block-size: 2.8rem;
    align-items: center;
    justify-content: center;
    padding-inline: 1rem;
    border: 1px solid transparent;
    border-radius: var(--radius-small);
    font: inherit;
    font-weight: 800;
    text-decoration: none;
    cursor: pointer;
    transition: transform 180ms ease, background 180ms ease, border-color 180ms ease;
  }

  .button:hover {
    transform: translateY(-1px);
  }

  .button--primary {
    background: var(--ink);
    color: var(--paper);
  }

  .button--secondary {
    border-color: var(--line);
    background: var(--surface);
    color: var(--ink);
  }

  .release-simulator {
    --progress: 12%;
    position: relative;
    min-block-size: 10rem;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background:
      linear-gradient(var(--line-sweep), color-mix(in oklab, var(--teal), transparent 76%), transparent 38%),
      var(--surface);
    box-shadow: var(--shadow);
  }

  .release-simulator__grid {
    position: absolute;
    inset: 0;
    background:
      linear-gradient(90deg, color-mix(in oklab, var(--line), transparent 35%) 1px, transparent 1px) 0 0 / 3rem 3rem,
      linear-gradient(0deg, color-mix(in oklab, var(--line), transparent 45%) 1px, transparent 1px) 0 0 / 3rem 3rem;
    mask-image: linear-gradient(180deg, black, transparent 90%);
  }

  .release-simulator__header {
    position: relative;
    z-index: 2;
    padding: 1rem 1rem 0;
  }

  .release-simulator__header h2 {
    max-inline-size: 16ch;
    font-size: 1.55rem;
  }

  .release-track {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    gap: 0.45rem;
    padding: 1.5rem 1rem;
  }

  .release-track::before,
  .release-track::after {
    content: "";
    position: absolute;
    inset-block-start: 2.5rem;
    inset-inline: 1.6rem;
    block-size: 0.26rem;
    border-radius: var(--radius-small);
  }

  .release-track::before {
    background: var(--line);
  }

  .release-track::after {
    inline-size: calc(var(--progress) - 0.6rem);
    max-inline-size: calc(100% - 3.2rem);
    background: linear-gradient(90deg, var(--teal), var(--violet), var(--coral));
    transition: inline-size 220ms ease;
  }

  .release-track button {
    position: relative;
    z-index: 1;
    display: grid;
    gap: 0.5rem;
    justify-items: center;
    min-block-size: 5.9rem;
    padding: 0.55rem 0.35rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-small);
    background: color-mix(in oklab, var(--surface), transparent 4%);
    color: inherit;
    font: inherit;
    font-size: 0.82rem;
    font-weight: 800;
    text-align: center;
    cursor: pointer;
    transition: border-color 180ms ease, transform 180ms ease, background 180ms ease;
  }

  .release-track button:is(:hover, :focus-visible, .is-active) {
    border-color: color-mix(in oklab, var(--coral), var(--line) 30%);
    background: color-mix(in oklab, var(--coral), var(--surface) 88%);
    transform: translateY(-2px);
  }

  .release-track span {
    display: grid;
    place-items: center;
    inline-size: 2rem;
    block-size: 2rem;
    border: 1px solid currentColor;
    border-radius: 50%;
    background: var(--surface);
    color: var(--coral);
    font-size: 0.72rem;
    font-weight: 900;
  }

  .signal-band > div {
    display: grid;
    gap: 0.35rem;
    min-block-size: 7.6rem;
    align-content: center;
    padding: 1.25rem;
    background: color-mix(in oklab, var(--surface), transparent 3%);
  }

  .signal-band strong {
    line-height: 1.2;
  }

  .work-grid,
  .skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(18rem, 1fr));
    gap: 1rem;
    inline-size: 100%;
  }

  .work-lens {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 1rem;
    align-items: center;
    margin-block: 2rem 1rem;
    padding: 1rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: color-mix(in oklab, var(--surface), transparent 4%);
  }

  .work-lens h3 {
    font-size: 1rem;
  }

  .work-lens p {
    margin-block-start: 0.2rem;
    font-size: 0.9rem;
  }

  .lens-controls {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    justify-content: end;
  }

  .lens-controls button,
  .copy-email {
    min-block-size: 2.45rem;
    padding-inline: 0.75rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-small);
    background: var(--surface);
    color: var(--ink);
    font: inherit;
    font-weight: 800;
    cursor: pointer;
  }

  .lens-controls button:is(:hover, :focus-visible),
  .lens-controls button.is-active,
  .copy-email:is(:hover, :focus-visible) {
    border-color: color-mix(in oklab, var(--coral), var(--line) 30%);
    background: color-mix(in oklab, var(--coral), var(--surface) 88%);
  }

  .project-card[hidden] {
    display: none;
  }

  .project-card,
  .skill-card {
    display: grid;
    gap: 1rem;
    align-content: start;
    min-block-size: 100%;
    padding: 1.2rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--surface);
  }

  .project-card {
    position: relative;
    overflow: hidden;
  }

  .project-card::after {
    content: "";
    position: absolute;
    inset-block-start: 0;
    inset-inline: 0;
    block-size: 0.28rem;
    background: linear-gradient(90deg, var(--teal), var(--violet), var(--amber), var(--coral));
  }

  .project-card:has(.tag-list li:hover) {
    border-color: color-mix(in oklab, var(--violet), var(--line) 35%);
  }

  .journey-section {
    position: relative;
  }

  .journey-timeline {
    position: relative;
    display: grid;
    gap: 1.4rem;
    margin-block-start: 2.5rem;
    list-style: none;
  }

  .journey-timeline::before {
    content: "";
    position: absolute;
    inset-block: 0;
    inset-inline-start: 50%;
    inline-size: 2px;
    border-radius: var(--radius-small);
    background: linear-gradient(var(--teal), var(--violet), var(--coral));
    transform: translateX(-50%);
  }

  .journey-item {
    position: relative;
    display: grid;
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
    gap: 3rem;
    align-items: center;
  }

  .journey-item::before {
    content: "";
    position: absolute;
    inset-block-start: 50%;
    inset-inline-start: 50%;
    inline-size: 1rem;
    block-size: 1rem;
    border: 3px solid var(--surface);
    border-radius: 50%;
    background: var(--coral);
    box-shadow: 0 0 0 1px var(--line), 0 0 0 0.45rem color-mix(in oklab, var(--coral), transparent 78%);
    transform: translate(-50%, -50%);
  }

  .journey-item article {
    display: grid;
    gap: 0.75rem;
    padding: 1.2rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: color-mix(in oklab, var(--surface), transparent 2%);
    box-shadow: var(--shadow);
  }

  .journey-item:nth-child(odd) article {
    grid-column: 1;
  }

  .journey-item:nth-child(even) article {
    grid-column: 2;
  }

  .journey-item time {
    color: var(--coral);
    font-size: 0.78rem;
    font-weight: 900;
    text-transform: uppercase;
  }

  .journey-item__role {
    color: var(--ink);
    font-weight: 800;
  }

  .tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.45rem;
    list-style: none;
  }

  .tag-list li {
    padding: 0.35rem 0.55rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-small);
    background: var(--surface-strong);
    color: var(--muted);
    font-size: 0.83rem;
    font-weight: 700;
  }

  .impact-list {
    display: grid;
    gap: 1px;
    overflow: hidden;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--line);
    list-style: none;
  }

  .impact-list li {
    display: grid;
    grid-template-columns: 3rem minmax(0, 0.55fr) minmax(0, 1fr);
    gap: 1rem;
    align-items: start;
    padding: 1.2rem;
    background: var(--surface);
  }

  .impact-list span {
    color: var(--teal);
    font-weight: 900;
  }

  .impact-list strong {
    line-height: 1.2;
  }

  .cv-panel {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 2rem;
    align-items: center;
    border-block: 1px solid var(--line);
    background: color-mix(in oklab, var(--surface-strong), transparent 24%);
  }

  .cv-panel h2 {
    max-inline-size: 16ch;
  }

  .cv-panel p {
    max-inline-size: 48rem;
    margin-block-start: 1rem;
  }

  .contact-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
    font-style: normal;
  }

  .contact-links a,
  .contact-links span,
  .copy-email {
    display: inline-flex;
    align-items: center;
    min-block-size: 2.75rem;
    padding-inline: 0.95rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-small);
    background: var(--surface);
    font-weight: 800;
    text-decoration: none;
  }

  .copy-status {
    min-block-size: 1.5rem;
    margin-block-start: 0.8rem;
    color: var(--coral);
    font-weight: 800;
  }

  .site-footer {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    justify-content: space-between;
    padding: 2rem var(--space-page);
    border-block-start: 1px solid var(--line);
  }

  .site-footer a {
    font-weight: 800;
  }
}

@layer cv {
  .cv-document {
    background: var(--paper);
  }

  .cv-shell {
    display: grid;
    gap: 2rem;
    max-inline-size: 58rem;
    margin: 2rem auto;
    padding: 2.2rem;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--surface);
    box-shadow: var(--shadow);
  }

  .cv-header {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    gap: 2rem;
    align-items: start;
    padding-block-end: 1.5rem;
    border-block-end: 1px solid var(--line);
  }

  .cv-header h1 {
    max-inline-size: none;
    margin-block-start: 0.5rem;
    font-size: 2.7rem;
  }

  .cv-header address {
    display: grid;
    gap: 0.25rem;
    font-style: normal;
  }

  .cv-back-link {
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 800;
    text-decoration: none;
  }

  .cv-shell section {
    display: grid;
    gap: 0.8rem;
  }

  .cv-shell h2 {
    max-inline-size: none;
    color: var(--coral);
    font-size: 0.95rem;
    text-transform: uppercase;
  }

  .cv-shell h3 {
    font-size: 1.15rem;
  }

  .cv-role {
    display: grid;
    gap: 0.7rem;
  }

  .cv-role + .cv-role {
    padding-block-start: 1rem;
    border-block-start: 1px solid var(--line);
  }

  .cv-role header {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem 1rem;
    justify-content: space-between;
  }

  .cv-shell ul {
    display: grid;
    gap: 0.35rem;
    padding-inline-start: 1.2rem;
  }

  .cv-skill-list {
    columns: 1;
  }

  .cv-tech {
    color: var(--ink);
    font-size: 0.92rem;
  }
}

@layer utilities {
  .visually-hidden {
    position: absolute;
    inline-size: 1px;
    block-size: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    clip-path: inset(50%);
    white-space: nowrap;
  }

  @media (min-width: 58rem) {
    h1 {
      font-size: 4.7rem;
    }

    h2 {
      font-size: 3rem;
    }

    .cv-header h1 {
      font-size: 2.7rem;
    }

    .cv-shell h2 {
      font-size: 0.95rem;
    }

    .cv-shell h3 {
      font-size: 1.15rem;
    }
  }

  @media (max-width: 54rem) {
    .site-header {
      grid-template-columns: auto auto;
      align-items: start;
      padding-block: 0.8rem;
    }

    .site-nav {
      grid-column: 1 / -1;
      grid-row: 2;
      justify-self: stretch;
    }

    .hero,
    .section--split,
    .cv-panel {
      grid-template-columns: 1fr;
    }

    .hero {
      gap: 1.2rem;
      padding-block-start: 1.4rem;
    }

    .release-simulator {
      min-block-size: 13rem;
    }

    .release-track {
      grid-template-columns: repeat(5, minmax(4.7rem, 1fr));
      overflow-x: auto;
      padding-inline: 0.7rem;
      scrollbar-width: none;
    }

    .release-track::before,
    .release-track::after {
      inset-inline: 1.3rem;
    }

    .signal-band,
    .work-grid,
    .skills-grid {
      grid-template-columns: 1fr;
    }

    .journey-timeline {
      gap: 1rem;
    }

    .journey-timeline::before {
      inset-inline-start: 0.5rem;
    }

    .journey-item {
      grid-template-columns: 1fr;
      padding-inline-start: 2rem;
    }

    .journey-item::before {
      inset-inline-start: 0.5rem;
    }

    .journey-item:nth-child(odd) article,
    .journey-item:nth-child(even) article {
      grid-column: 1;
    }

    .impact-list li {
      grid-template-columns: 2.5rem minmax(0, 1fr);
    }

    .impact-list p {
      grid-column: 2;
    }

    .cv-panel__actions {
      justify-content: start;
    }

    .cv-shell,
    .cv-header {
      grid-template-columns: 1fr;
    }

    .cv-skill-list {
      columns: 1;
    }
  }

  @media (max-width: 38rem) {
    h1 {
      font-size: 2.35rem;
    }

    h2 {
      font-size: 2rem;
    }

    .brand__text span {
      display: none;
    }

    .site-header {
      min-block-size: auto;
    }

    .hero {
      gap: 0.85rem;
      padding-block-end: 1rem;
    }

    .hero__copy {
      gap: 0.85rem;
    }

    .lede {
      font-size: 1.04rem;
    }

    .release-track {
      gap: 0.35rem;
      padding-block-start: 0.9rem;
    }

    .release-track button {
      min-block-size: 4.8rem;
      font-size: 0.72rem;
    }

    .section {
      padding-block: 2.75rem;
    }

    .section + .section {
      padding-block-start: 1.25rem;
    }

    .cv-shell {
      margin: 0;
      border: 0;
      border-radius: 0;
    }
  }

  @media (prefers-reduced-motion: no-preference) {
    .release-simulator {
      animation: sweep 16s linear infinite;
    }

    @supports (animation-timeline: view()) {
      .journey-item article {
        animation: journey-card-reveal both;
        animation-timeline: view();
        animation-range: entry 8% cover 38%;
      }

      .journey-item::before {
        animation: journey-dot-reveal both;
        animation-timeline: view();
        animation-range: entry 10% cover 32%;
      }
    }
  }

  @keyframes sweep {
    to {
      --line-sweep: 480deg;
    }
  }

  @keyframes journey-card-reveal {
    from {
      opacity: 0.12;
      transform: translateY(2rem) scale(0.98);
    }

    to {
      opacity: 1;
      transform: translateY(0) scale(1);
    }
  }

  @keyframes journey-dot-reveal {
    from {
      opacity: 0.2;
      transform: translate(-50%, -50%) scale(0.55);
    }

    to {
      opacity: 1;
      transform: translate(-50%, -50%) scale(1);
    }
  }

  @media print {
    :root {
      --paper: #ffffff;
      --surface: #ffffff;
      --surface-strong: #ffffff;
      --ink: #111111;
      --muted: #444444;
      --line: #cccccc;
      --shadow: none;
    }

    body {
      background: #ffffff;
    }

    body::before,
    .cv-back-link {
      display: none;
    }

    .cv-shell {
      margin: 0;
      padding: 0;
      border: 0;
      border-radius: 0;
      box-shadow: none;
    }

    a {
      text-decoration: none;
    }
  }
}