/* ---------------------------------------------------------------
   Reset
--------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body, h1, h2, h3, p, ul, ol, figure { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

/* ---------------------------------------------------------------
   Design tokens
   Color: cool graphite ink / drafting off-white / blueprint-blue
   accent — deliberately not the warm-cream+serif+terracotta or
   near-black+acid-accent templated-AI defaults.
--------------------------------------------------------------- */
:root {
  /* Color */
  --color-ink: #2b2f33;
  --color-bg: #edeff0;
  --color-bg-raised: #f6f7f7;
  --color-accent: #2c5f8a;
  --color-accent-ink: #ffffff;
  --color-text-secondary: #6b7176;
  --color-rule: #c7cbce;
  --color-focus: #c97a2b;

  /* Type */
  --font-display: "Archivo", "Arial Narrow", sans-serif;
  --font-body: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "JetBrains Mono", ui-monospace, "SFMono-Regular", Consolas, monospace;

  /* Spacing scale — 8px base unit */
  --sp-1: 8px;
  --sp-2: 16px;
  --sp-3: 24px;
  --sp-4: 32px;
  --sp-6: 48px;
  --sp-8: 64px;
  --sp-12: 96px;
  --sp-16: 128px;

  /* Layout */
  --content-max: 1200px;
  --radius: 3px;
}

/* ---------------------------------------------------------------
   Base
--------------------------------------------------------------- */
body {
  background: var(--color-bg);
  color: var(--color-ink);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.55;
  font-variant-numeric: tabular-nums lining-nums;
}

.wrap {
  max-width: var(--content-max);
  margin-inline: auto;
  padding-inline: var(--sp-3);
}

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

.skip-link {
  position: absolute;
  left: -9999px;
  top: 0;
  background: var(--color-accent);
  color: var(--color-accent-ink);
  padding: var(--sp-1) var(--sp-2);
  z-index: 100;
}
.skip-link:focus {
  left: var(--sp-2);
  top: var(--sp-2);
}

.noscript-notice {
  padding-block: var(--sp-3);
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--color-text-secondary);
  border-bottom: 1px solid var(--color-rule);
}
.noscript-notice a {
  color: var(--color-accent);
  text-decoration: underline;
}

.section-eyebrow {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin-bottom: var(--sp-3);
}

/* Aspect-ratio reservation — prevents layout shift while media loads */
.ratio-box {
  position: relative;
  width: 100%;
  overflow: hidden;
  background: var(--color-bg-raised);
  border-radius: var(--radius);
  aspect-ratio: 4 / 3;
}
.ratio-box--portrait { aspect-ratio: 4 / 5; }
.ratio-box--square { aspect-ratio: 1 / 1; }
.ratio-box img,
.ratio-box .spin-mount {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* ---------------------------------------------------------------
   Header / nav
--------------------------------------------------------------- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10;
  background: rgba(237, 239, 240, 0.92);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--color-rule);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  padding-block: var(--sp-2);
  flex-wrap: wrap;
}

.brand {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.1rem;
  display: flex;
  flex-direction: column;
  line-height: 1.2;
}

.brand__role {
  font-family: var(--font-mono);
  font-weight: 400;
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.site-nav ul {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-3);
}

.site-nav a {
  font-size: 0.9rem;
  font-weight: 500;
  padding-block: var(--sp-1);
  border-bottom: 2px solid transparent;
}
.site-nav a:hover,
.site-nav a[aria-current="page"] {
  border-bottom-color: var(--color-accent);
}

/* ---------------------------------------------------------------
   Hero
--------------------------------------------------------------- */
.hero {
  padding-block: var(--sp-16) var(--sp-12);
}
.hero--compact {
  padding-block: var(--sp-12) var(--sp-8);
}

.hero__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--sp-2);
}

.hero__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.05;
  margin-bottom: var(--sp-3);
}

.hero__thesis {
  max-width: 640px;
  font-size: 1.15rem;
  color: var(--color-text-secondary);
}

/* ---------------------------------------------------------------
   About
--------------------------------------------------------------- */
.about {
  padding-block: var(--sp-12);
  border-top: 1px solid var(--color-rule);
}

.about__grid {
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(0, 2fr);
  gap: var(--sp-8);
  align-items: start;
}

.about__copy p {
  max-width: 60ch;
}

/* ---------------------------------------------------------------
   Projects — alternating text/media rows
--------------------------------------------------------------- */
.projects {
  padding-block: var(--sp-12);
  border-top: 1px solid var(--color-rule);
}

.project-list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-16);
}

.project-row {
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 7fr);
  gap: var(--sp-8);
  align-items: start;
}

.project-row--reverse {
  grid-template-columns: minmax(0, 7fr) minmax(0, 5fr);
}
.project-row--reverse .project-row__text { order: 2; }
.project-row--reverse .project-row__media { order: 1; }

.project-row__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.5rem;
  margin-bottom: var(--sp-3);
}

/* Signature element: drafting-style annotated Objective/Result block */
.spec-block {
  margin-bottom: var(--sp-2);
  padding-left: var(--sp-3);
  border-left: 2px solid var(--color-rule);
}

.spec-block__label {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: var(--sp-1);
}

.spec-block__label::before {
  content: "";
  width: 14px;
  height: 1px;
  background: var(--color-accent);
  display: inline-block;
}

.spec-block__text {
  color: var(--color-ink);
}

.project-row__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-1);
  margin-block: var(--sp-3);
}

.tag-chip {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  padding: 2px var(--sp-1);
  border: 1px solid var(--color-rule);
  border-radius: var(--radius);
  color: var(--color-text-secondary);
}

.report-link {
  display: inline-block;
  margin-top: var(--sp-2);
  font-weight: 600;
  color: var(--color-accent);
  border-bottom: 1px solid currentColor;
}
.report-link:hover { color: var(--color-ink); }

/* Media slot */
.project-row__media {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
}

.spin-viewer-wrap {
  position: relative;
}

.spin-hint {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-text-secondary);
  letter-spacing: 0.04em;
}

.gallery-strip {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: var(--sp-2);
}

.gallery-strip figure {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
}

.gallery-strip figcaption {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--color-text-secondary);
}

.gallery-primary {
  display: flex;
  flex-direction: column;
  gap: var(--sp-1);
}
.gallery-primary figcaption {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
}

/* ---------------------------------------------------------------
   Work experience page
--------------------------------------------------------------- */
.experience {
  padding-block: var(--sp-12);
}

.experience__list {
  display: flex;
  flex-direction: column;
  gap: var(--sp-6);
}

.experience__item {
  padding-left: var(--sp-3);
  border-left: 2px solid var(--color-rule);
}

.experience__dates {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--sp-1);
}

.experience__role {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.2rem;
  margin-bottom: var(--sp-1);
}

.experience__summary {
  max-width: 60ch;
  color: var(--color-text-secondary);
}

/* ---------------------------------------------------------------
   Footer
--------------------------------------------------------------- */
.site-footer {
  padding-block: var(--sp-8);
  border-top: 1px solid var(--color-rule);
}

.footer__grid {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  align-items: center;
  justify-content: space-between;
}

.footer__label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  margin-bottom: 2px;
}

.footer__email {
  font-weight: 600;
  color: var(--color-accent);
}

.footer__links {
  display: flex;
  gap: var(--sp-3);
}

.footer__copyright {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--color-text-secondary);
  width: 100%;
  margin-top: var(--sp-2);
}

/* ---------------------------------------------------------------
   Responsive — collapse to single column below 800px
--------------------------------------------------------------- */
@media (max-width: 800px) {
  .about__grid,
  .project-row,
  .project-row--reverse {
    grid-template-columns: 1fr;
  }
  .project-row--reverse .project-row__text,
  .project-row--reverse .project-row__media {
    order: initial;
  }
  .hero { padding-block: var(--sp-12) var(--sp-8); }
  .about, .projects { padding-block: var(--sp-8); }
  .project-list { gap: var(--sp-8); }
}

/* ---------------------------------------------------------------
   Reduced motion — spin-viewer autoplay is gated in JS; this
   covers any CSS transitions/animations site-wide.
--------------------------------------------------------------- */
@media (prefers-reduced-motion: reduce) {
  * {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}