/* Michelle Okolie — personal site
   Design system: "Industry" (steel-on-paper, Barlow Condensed / Barlow).
   Tokens below are trimmed from the Claude Design export's styles.css
   (design-export/project/_ds/.../styles.css) to just what this page uses. */

:root {
  --color-bg: #f2f2f3;
  --color-text: #1d1f20;
  --color-divider: color-mix(in srgb, #1d1f20 16%, transparent);

  --color-neutral-100: #f5f5f8;
  --color-neutral-500: #98989b;
  --color-neutral-600: #7a7a7d;
  --color-neutral-700: #5d5d60;
  --color-neutral-800: #424244;

  --color-accent: #5980a6;
  --color-accent-200: #d6ebff;
  --color-accent-300: #b5d9fd;
  --color-accent-400: #94bce3;
  --color-accent-600: #597ea3;
  --color-accent-700: #416180;
  --color-accent-900: #1d2d3d;

  --font-heading: "Barlow Condensed", system-ui, sans-serif;
  --font-body: "Barlow", system-ui, sans-serif;

  --radius-md: 4px;

  --nav-w: 176px;
  --content-pad-left: 210px;
}

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

body {
  margin: 0;
  background: var(--color-bg);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 15px;
  line-height: 1.55;
}

a { color: var(--color-accent-700); text-decoration: none; }
a:hover { color: var(--color-accent-900); }

h1, h2, h3 { margin: 0; font-family: var(--font-heading); }

:focus { outline: none; }
:focus-visible { outline: 2px solid var(--color-accent); outline-offset: 2px; }
::selection { background: color-mix(in srgb, var(--color-accent) 30%, transparent); }

/* — reveal-on-scroll — */
[data-reveal] { opacity: 0; transform: translateY(10px); transition: opacity .6s ease, transform .6s ease; }
[data-reveal].in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  [data-reveal] { opacity: 1; transform: none; transition: none; }
}

/* — tags — */
.tag {
  display: inline-flex; align-items: center; font-size: 11px;
  letter-spacing: .02em; padding: 3px 10px; border-radius: 3px;
}
.tag-neutral { background: var(--color-neutral-100); color: var(--color-neutral-800); }

/* — buttons (Industry: square, hairline blueprint frame) — */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  cursor: pointer; text-decoration: none;
  font-family: var(--font-heading); font-weight: 600;
  font-size: 14px; line-height: 1.2; color: var(--color-text);
  background: transparent; border: 1px solid var(--color-divider); border-radius: 0;
  padding: 10px 16px;
}
.btn-primary { background: var(--color-accent); color: var(--color-bg); border-color: var(--color-accent); }
.btn-primary:hover { background: var(--color-accent-600); color: var(--color-bg); }
.btn-secondary:hover { background: color-mix(in srgb, var(--color-text) 7%, transparent); color: var(--color-text); }

/* — travel photo treatment — */
.duotone { position: relative; overflow: hidden; background: var(--color-neutral-100); }
.duotone img { display: block; width: 100%; height: 100%; object-fit: cover; }

/* — travel-photo placeholders (until real photos are dropped in) — */
.photo-slot {
  display: flex; align-items: flex-end; height: 100%; padding: 12px;
  font-family: var(--font-heading); font-size: 12px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--color-neutral-600);
  border: 1px dashed var(--color-divider);
}

/* ═══════════════════ layout ═══════════════════ */

.site { position: relative; background: var(--color-bg); }

nav[data-nav] {
  position: fixed; top: 0; left: 0; z-index: 30;
  height: 100vh; width: var(--nav-w);
  padding: 34px 0 34px 30px;
  display: flex; flex-direction: column; justify-content: space-between;
}
.nav-top { display: flex; flex-direction: column; gap: 26px; }
.nav-brand {
  font-family: var(--font-heading); font-weight: 700; font-size: 18px;
  letter-spacing: .05em; text-transform: uppercase; line-height: 1.05;
  color: #f2f2f3;
}
.nav-links {
  display: flex; flex-direction: column; gap: 9px;
  font-family: var(--font-heading); font-size: 14px; letter-spacing: .13em; text-transform: uppercase;
}
.nav-links a { color: var(--color-accent-300); }
.nav-foot {
  font-family: var(--font-heading); font-size: 12px; letter-spacing: .14em; text-transform: uppercase;
  line-height: 1.5; color: var(--color-accent-400);
}

header#top {
  background: var(--color-accent-900); color: #f2f2f3;
  min-height: 100vh;
  padding: 14vh 6vw 56px var(--content-pad-left);
  display: flex; flex-direction: column; justify-content: center; gap: 30px;
}
.hero-meta {
  display: flex; flex-wrap: wrap; gap: 20px;
  font-family: var(--font-heading); font-size: 13px; letter-spacing: .2em; text-transform: uppercase;
  color: var(--color-accent-300);
}
.hero-name {
  font-family: var(--font-heading); font-weight: 700;
  font-size: clamp(58px, 11vw, 132px); line-height: .88; letter-spacing: -.015em;
  text-transform: uppercase;
}
.hero-role {
  font-family: var(--font-heading); font-weight: 400;
  font-size: clamp(21px, 2.6vw, 32px); line-height: 1.3; max-width: 26ch; color: #eaf1f8;
}
.hero-blurb {
  font-size: 17px; line-height: 1.65; max-width: 54ch; color: var(--color-accent-200);
  text-wrap: pretty;
}

main {
  padding: 0 6vw 120px var(--content-pad-left);
  max-width: 1100px;
}

.section {
  padding: 56px 0;
  border-top: 1px solid var(--color-divider);
  display: grid; grid-template-columns: minmax(0, 140px) minmax(0, 1fr);
  gap: 32px;
}
.section:first-child { padding-top: 80px; padding-bottom: 64px; border-top: none; }
.section h2 {
  font-size: 15px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--color-neutral-600); padding-top: 8px;
}

/* — about — */
#about .copy { display: flex; flex-direction: column; gap: 20px; max-width: 60ch; }
#about .lede { font-size: 20px; line-height: 1.55; text-wrap: pretty; }
#about p { font-size: 18px; line-height: 1.65; color: var(--color-neutral-800); text-wrap: pretty; margin: 0; }

/* — work — */
.work-list { display: flex; flex-direction: column; }
.work-item { display: flex; flex-direction: column; gap: 13px; padding: 34px 0; border-top: 1px solid var(--color-divider); }
.work-item:first-child { padding-top: 0; border-top: none; }
.work-item:last-child { padding-bottom: 0; }
.work-item h3 {
  font-weight: 600; font-size: clamp(30px, 4vw, 44px); line-height: 1;
}
.work-kicker {
  font-family: var(--font-heading); font-size: 14px; letter-spacing: .14em; text-transform: uppercase;
  color: var(--color-accent-700);
}
.work-item p { font-size: 17px; line-height: 1.6; max-width: 60ch; margin: 0; text-wrap: pretty; }
.work-item p + p { font-size: 16px; color: var(--color-neutral-700); }

/* — experience — */
.exp-list { display: flex; flex-direction: column; }
.exp-row {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 16px; align-items: baseline;
  padding: 14px 0; border-bottom: 1px solid var(--color-divider);
}
.exp-role { font-family: var(--font-heading); font-size: 22px; }
.exp-org { color: var(--color-neutral-600); font-size: 16px; }
.exp-dates {
  font-family: var(--font-heading); font-size: 14px; letter-spacing: .1em; text-transform: uppercase;
  color: var(--color-neutral-600); white-space: nowrap;
}
.skills { display: flex; flex-wrap: wrap; gap: 8px; padding-top: 24px; }

/* — now — */
#now .now-body { display: flex; flex-direction: column; gap: 12px; }
.now-headline {
  font-family: var(--font-heading); font-weight: 500;
  font-size: clamp(24px, 3vw, 36px); line-height: 1.2; max-width: 30ch; margin: 0;
}
/* — elsewhere — */
#elsewhere .elsewhere-body { display: flex; flex-direction: column; gap: 22px; }
#elsewhere p { font-size: 18px; line-height: 1.6; max-width: 54ch; margin: 0; text-wrap: pretty; }
.travel-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(145px, 1fr)); gap: 16px;
}
.travel-grid .duotone, .travel-grid .photo-slot-wrap { height: 250px; }

/* — contact — */
#contact {
  padding: 56px 0 0; border-top: 1px solid var(--color-divider);
  display: flex; flex-direction: column; gap: 22px;
}
#contact h2 { font-size: 15px; letter-spacing: .18em; text-transform: uppercase; color: var(--color-neutral-600); }
.contact-headline {
  font-family: var(--font-heading); font-weight: 500;
  font-size: clamp(28px, 4.4vw, 52px); line-height: 1.1; max-width: 24ch; margin: 0;
}
.contact-email { font-size: 21px; color: var(--color-accent-700); }
.contact-actions { display: flex; flex-wrap: wrap; gap: 12px; }
.site-foot {
  font-family: var(--font-heading); font-size: 13px; letter-spacing: .18em; text-transform: uppercase;
  color: var(--color-neutral-500); padding-top: 44px; padding-bottom: 56px;
}

/* ═══════════════════ mobile: sidebar → top bar ═══════════════════ */

@media (max-width: 860px) {
  :root { --content-pad-left: 6vw; }

  nav[data-nav] {
    position: fixed; top: 0; left: 0; right: 0; height: auto; width: 100%;
    flex-direction: row; align-items: center; justify-content: space-between;
    padding: 14px 6vw; background: var(--color-accent-900);
    border-bottom: 1px solid color-mix(in srgb, #f2f2f3 16%, transparent);
  }
  .nav-top { flex-direction: row; align-items: center; gap: 22px; }
  .nav-links { flex-direction: row; gap: 16px; font-size: 12px; overflow-x: auto; }
  .nav-foot { display: none; }

  header#top { padding-top: calc(72px + 8vh); }
  main { padding-top: 8px; }
}

@media (max-width: 520px) {
  .nav-links { gap: 12px; font-size: 11px; }
  .section, #contact { grid-template-columns: 1fr; }
  .section h2, #contact h2 { padding-top: 0; }
  .exp-row { grid-template-columns: 1fr; gap: 4px; }
}