@layer reset, theme, layout, components, motion;

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

  html {
    background: var(--page-bg);
  }

  body {
    min-block-size: 100svh;
    margin: 0;
    font-family:
      Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI",
      sans-serif;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
  }

  a {
    color: inherit;
    text-decoration: none;
  }

  svg {
    display: block;
    inline-size: 1.25rem;
    block-size: 1.25rem;
  }

  button,
  input,
  textarea {
    font: inherit;
  }

  ul {
    margin: 0;
    padding: 0;
    list-style: none;
  }
}

@layer theme {
  :root {
    color-scheme: light dark;
    --page-bg: #f7faf4;
    --page-fg: #16201a;
    --muted-fg: #59655e;
    --panel-bg: rgb(255 255 255 / 0.76);
    --field-bg: rgb(255 255 255 / 0.88);
    --panel-border: rgb(32 47 38 / 0.16);
    --panel-border-strong: rgb(32 47 38 / 0.3);
    --focus-ring: #a86f00;
    --focus-shadow: rgb(247 250 244 / 0.95);
    --selection-fg: #ffffff;
    --button-bg: #16201a;
    --button-fg: #fff9ee;
    --nav-button-bg: #0067d0;
    --nav-button-fg: #ffffff;
    --status-error: #b42318;
    --mark-fg: #ffffff;
    --github: #a86f00;
    --twitter: #007ea7;
    --linkedin: #168253;
    --content-width: min(68rem, calc(100vw - 2rem));
    --header-block-size: 5rem;
    --section-gap: clamp(3rem, 7vw, 5rem);
  }

  body {
    color: var(--page-fg);
    background:
      radial-gradient(circle at 16% 22%, rgb(168 111 0 / 0.16), transparent 31rem),
      radial-gradient(circle at 84% 20%, rgb(0 126 167 / 0.14), transparent 28rem),
      radial-gradient(circle at 78% 82%, rgb(22 130 83 / 0.14), transparent 31rem),
      var(--page-bg);
  }

  ::selection {
    color: var(--selection-fg);
    background: var(--focus-ring);
  }

  @media (prefers-color-scheme: dark) {
    :root {
      color-scheme: dark;
      --page-bg: #111312;
      --page-fg: #fff9ee;
      --muted-fg: #c5c0b4;
      --panel-bg: rgb(255 249 238 / 0.08);
      --field-bg: rgb(17 19 18 / 0.82);
      --panel-border: rgb(255 249 238 / 0.16);
      --panel-border-strong: rgb(255 249 238 / 0.28);
      --focus-ring: #f5c84b;
      --focus-shadow: rgb(17 19 18 / 0.9);
      --selection-fg: #111312;
      --button-bg: #f5c84b;
      --button-fg: #111312;
      --nav-button-bg: #0057b8;
      --nav-button-fg: #ffffff;
      --status-error: #ffb4ab;
      --mark-fg: #111312;
      --github: #f5c84b;
      --twitter: #4cc9f0;
      --linkedin: #50d890;
    }
  }
}

@layer layout {
  .ambient-canvas {
    position: fixed;
    inset: 0;
    z-index: 0;
    inline-size: 100%;
    block-size: 100%;
    opacity: 0.7;
    pointer-events: none;
  }

  .site-header,
  .landing,
  .site-footer {
    position: relative;
    z-index: 1;
  }

  .site-header,
  .site-footer {
    inline-size: var(--content-width);
    margin-inline: auto;
  }

  .site-header {
    min-block-size: var(--header-block-size);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
  }

  .landing {
    inline-size: var(--content-width);
    margin-inline: auto;
    display: grid;
    gap: var(--section-gap);
  }

  .hero {
    inline-size: min(48rem, 100%);
    display: grid;
    align-content: center;
    padding-block: clamp(4rem, 12svh, 7rem) 0;
  }

  .contact-section {
    inline-size: min(42rem, 100%);
    padding-block: 0;
  }

  .projects-section {
    inline-size: min(56rem, 100%);
    padding-block: 0;
  }

  .site-footer {
    min-block-size: 4rem;
    display: flex;
    align-items: center;
    color: var(--muted-fg);
  }
}

@layer components {
  .brand-link,
  .top-links a,
  .profile-link,
  .project-card,
  .contact-submit {
    outline: none;
  }

  .brand-link {
    inline-size: min(100%, clamp(14rem, 28vw, 24rem));
    display: inline-flex;
    align-items: center;
    font-size: 1rem;
    font-weight: 800;
    letter-spacing: 0;
  }

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

  .brand-logo {
    display: block;
    inline-size: 100%;
    block-size: auto;
  }

  .top-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 0.35rem;
    color: var(--muted-fg);
    font-size: 0.9rem;
    font-weight: 700;
  }

  .top-links a {
    border: 1px solid color-mix(in srgb, var(--nav-button-bg), white 14%);
    border-radius: 999rem;
    padding: 0.45rem 0.9rem;
    color: var(--nav-button-fg);
    background:
      linear-gradient(180deg, color-mix(in srgb, white 16%, transparent), transparent),
      var(--nav-button-bg);
    box-shadow: 0 0.25rem 0.7rem rgb(0 113 227 / 0.14);
  }

  .top-links a:is(:hover, :focus-visible) {
    color: var(--nav-button-fg);
    border-color: color-mix(in srgb, var(--nav-button-bg), white 32%);
    background:
      linear-gradient(180deg, color-mix(in srgb, white 22%, transparent), transparent),
      color-mix(in srgb, var(--nav-button-bg), white 8%);
    box-shadow: 0 0.35rem 0.8rem rgb(0 113 227 / 0.18);
    transform: translateY(-0.08rem);
  }

  .brand-link:focus-visible,
  .top-links a:focus-visible,
  .profile-link:focus-visible,
  .project-card:focus-visible,
  .contact-submit:focus-visible {
    box-shadow: 0 0 0 0.2rem var(--focus-shadow), 0 0 0 0.36rem var(--focus-ring);
  }

  .eyebrow {
    margin: 0 0 0.85rem;
    color: var(--focus-ring);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.14em;
    text-transform: uppercase;
  }

  h1 {
    margin: 0;
    font-size: clamp(4rem, 18vw, 10rem);
    line-height: 0.9;
    letter-spacing: 0;
    text-wrap: balance;
  }

  h2 {
    margin: 0;
    font-size: clamp(2.4rem, 8vw, 4.5rem);
    line-height: 0.95;
    letter-spacing: 0;
    text-wrap: balance;
  }

  .lede {
    max-inline-size: 35rem;
    margin: 1.25rem 0 0;
    color: var(--muted-fg);
    font-size: clamp(1.2rem, 2vw, 1.6rem);
    line-height: 1.5;
    text-wrap: pretty;
  }

  .contact-copy {
    max-inline-size: 32rem;
    margin: 1rem 0 0;
    color: var(--muted-fg);
    font-size: clamp(1.05rem, 1.6vw, 1.25rem);
    line-height: 1.5;
    text-wrap: pretty;
  }

  .profile-links {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 0.8rem;
    margin-block-start: clamp(2rem, 5vw, 3rem);
  }

  .profile-link {
    --accent: var(--github);

    min-block-size: 5.5rem;
    display: grid;
    grid-template-columns: auto minmax(0, 1fr) auto;
    align-items: center;
    gap: 0.9rem;
    border: 1px solid var(--panel-border);
    border-radius: 0.5rem;
    padding: 1rem;
    background: var(--panel-bg);
    backdrop-filter: blur(1rem);
  }

  .profile-link:is(:hover, :focus-visible) {
    border-color: color-mix(in srgb, var(--accent), var(--panel-border-strong) 45%);
    background: color-mix(in srgb, var(--accent) 11%, var(--panel-bg));
    transform: translateY(-0.12rem);
  }

  .profile-link.twitter {
    --accent: var(--twitter);
  }

  .profile-link.linkedin {
    --accent: var(--linkedin);
  }

  .link-mark {
    inline-size: 2.6rem;
    aspect-ratio: 1;
    display: grid;
    place-items: center;
    border: 1px solid color-mix(in srgb, var(--accent), transparent 42%);
    border-radius: 50%;
    color: var(--mark-fg);
    background: var(--accent);
    font-weight: 900;
  }

  .profile-link strong,
  .profile-link small {
    display: block;
  }

  .profile-link strong {
    font-size: 1rem;
  }

  .profile-link small {
    margin-block-start: 0.18rem;
    overflow-wrap: anywhere;
    color: var(--muted-fg);
    font-size: 0.85rem;
  }

  .profile-link svg {
    color: color-mix(in srgb, var(--accent), white 25%);
  }

  .project-list {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 0.9rem;
    margin-block-start: clamp(1.5rem, 4vw, 2.25rem);
  }

  .project-card {
    --accent: var(--github);

    min-block-size: 12rem;
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto;
    align-items: start;
    gap: 1rem;
    border: 1px solid var(--panel-border);
    border-radius: 0.5rem;
    padding: clamp(1rem, 3vw, 1.35rem);
    background:
      linear-gradient(135deg, color-mix(in srgb, var(--accent) 17%, transparent), transparent 62%),
      var(--panel-bg);
    backdrop-filter: blur(1rem);
  }

  .project-card.events {
    --accent: var(--twitter);
  }

  .project-card:is(:hover, :focus-visible) {
    border-color: color-mix(in srgb, var(--accent), var(--panel-border-strong) 45%);
    background:
      linear-gradient(135deg, color-mix(in srgb, var(--accent) 24%, transparent), transparent 62%),
      color-mix(in srgb, var(--accent) 8%, var(--panel-bg));
    transform: translateY(-0.12rem);
  }

  .project-card strong,
  .project-card small {
    display: block;
  }

  .project-card strong {
    font-size: clamp(1.25rem, 3vw, 1.65rem);
    line-height: 1.05;
  }

  .project-card small {
    margin-block-start: 0.7rem;
    color: var(--muted-fg);
    font-size: 0.95rem;
    line-height: 1.45;
  }

  .project-card svg {
    align-self: start;
    color: color-mix(in srgb, var(--accent), var(--page-fg) 28%);
  }

  .contact-form {
    display: grid;
    gap: 1rem;
    margin-block-start: clamp(1.5rem, 4vw, 2.25rem);
    border: 1px solid var(--panel-border);
    border-radius: 0.5rem;
    padding: clamp(1rem, 3vw, 1.5rem);
    background: var(--panel-bg);
    backdrop-filter: blur(1rem);
  }

  .form-field {
    display: grid;
    gap: 0.45rem;
  }

  .form-field label {
    color: var(--page-fg);
    font-size: 0.92rem;
    font-weight: 800;
  }

  .form-field input,
  .form-field textarea {
    inline-size: 100%;
    border: 1px solid var(--panel-border);
    border-radius: 0.5rem;
    padding: 0.85rem 1rem;
    color: var(--page-fg);
    background: var(--field-bg);
  }

  .form-field textarea {
    min-block-size: 10rem;
    resize: vertical;
  }

  .form-field input:focus-visible,
  .form-field textarea:focus-visible {
    border-color: var(--focus-ring);
    outline: none;
    box-shadow: 0 0 0 0.18rem color-mix(in srgb, var(--focus-ring), transparent 68%);
  }

  .turnstile-field:not(:empty) {
    inline-size: 100%;
    min-block-size: 4.1rem;
  }

  .form-status {
    min-block-size: 1.35rem;
    margin: -0.1rem 0 0;
    color: var(--muted-fg);
    font-size: 0.92rem;
    font-weight: 700;
    line-height: 1.45;
  }

  .form-status[data-state="error"] {
    color: var(--status-error);
  }

  .form-status[data-state="success"] {
    color: var(--linkedin);
  }

  .contact-submit {
    justify-self: start;
    border: 1px solid var(--button-bg);
    border-radius: 0.5rem;
    padding: 0.85rem 1rem;
    color: var(--button-fg);
    background: var(--button-bg);
    cursor: pointer;
    font-weight: 900;
  }

  .contact-submit:disabled {
    cursor: progress;
    opacity: 0.72;
  }

  .contact-submit:is(:hover, :focus-visible) {
    border-color: var(--focus-ring);
    background: color-mix(in srgb, var(--button-bg), var(--focus-ring) 18%);
  }
}

@layer motion {
  @media (prefers-reduced-motion: no-preference) {
    html {
      scroll-behavior: smooth;
    }

    .top-links a,
    .contact-submit,
    .project-card,
    .profile-link {
      transition:
        background-color 180ms ease,
        border-color 180ms ease,
        box-shadow 180ms ease,
        color 180ms ease,
        transform 180ms ease;
    }
  }

  @media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
      animation-duration: 1ms !important;
      animation-iteration-count: 1 !important;
      scroll-behavior: auto !important;
      transition-duration: 1ms !important;
    }
  }
}

@media (width < 48rem) {
  :root {
    --header-block-size: 6.5rem;
  }

  .site-header {
    align-items: flex-start;
    flex-direction: column;
    justify-content: center;
  }

  .brand-link {
    inline-size: min(100%, 22rem);
  }

  .top-links {
    justify-content: flex-start;
    inline-size: 100%;
  }

  .top-links a {
    padding-block: 0.42rem;
  }

  .hero {
    padding-block: 2.5rem 0;
  }

  .profile-links {
    grid-template-columns: 1fr;
  }

  .project-list {
    grid-template-columns: 1fr;
  }
}

@supports not (backdrop-filter: blur(1rem)) {
  .profile-link,
  .project-card,
  .contact-form {
    background: var(--field-bg);
  }
}