/* ============================================
   Kevin Kidwell — UX Portfolio
   Design tokens
   ============================================ */

:root {
  --bg: #ffffff;
  --bg-alt: #f3f4f1;
  --ink: #1c201d;
  --ink-soft: #565d57;
  --ink-faint: #6e7368;
  --rule: #dfe2da;
  --accent: #2b5d52;
  --accent-tint: #e4ece9;
  --accent-ink: #1e433b;

  --font-display: "Lato", -apple-system, "Segoe UI", sans-serif;
  --font-body: "Open Sans", -apple-system, "Segoe UI", sans-serif;
  --font-label: "Lato", -apple-system, "Segoe UI", sans-serif;

  --content-width: 42rem;
  --wide-width: 60rem;
}

@media (prefers-color-scheme: dark) {
  :root {
    /* Intentionally not auto-switching to dark mode; a single
       controlled light theme keeps the portfolio predictable
       across devices and printouts. */
  }
}

* {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  margin: 0;
  color: var(--ink);
}

p {
  margin: 0 0 1.25em;
}

a {
  color: var(--accent-ink);
  text-decoration-color: var(--rule);
  text-underline-offset: 0.15em;
}

a:hover {
  text-decoration-color: currentColor;
}

a:focus-visible,
button:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

.skip-link {
  position: absolute;
  top: -3rem;
  left: 1rem;
  z-index: 100;
  background: var(--accent);
  color: var(--bg);
  font-family: var(--font-label);
  font-size: 0.875rem;
  padding: 0.6rem 1rem;
  border-radius: 3px;
  text-decoration: none;
}

.skip-link:focus {
  top: 1rem;
}

img {
  max-width: 100%;
  display: block;
}

/* ============================================
   Layout utilities
   ============================================ */

.wrap {
  max-width: var(--content-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.wrap-wide {
  max-width: var(--wide-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

.rule {
  border: none;
  border-top: 1px solid var(--rule);
  margin: 3rem 0;
}

/* ============================================
   Site header / nav
   ============================================ */

.site-header {
  padding: 2.25rem 0 1.75rem;
  border-bottom: 1px solid var(--rule);
}

.site-header .wrap-wide {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem 1.5rem;
}

.site-header .name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.0625rem;
  letter-spacing: -0.01em;
}

.site-header .name a {
  color: var(--ink);
  text-decoration: none;
}

.site-nav {
  display: flex;
  gap: 1.75rem;
  font-family: var(--font-label);
  font-size: 0.8125rem;
  letter-spacing: 0.02em;
}

.site-nav a {
  color: var(--ink-soft);
  text-decoration: none;
}

.site-nav a:hover,
.site-nav a[aria-current="page"] {
  color: var(--ink);
}

.site-nav a[aria-current="page"] {
  border-bottom: 1px solid var(--accent);
}

/* ============================================
   Footer
   ============================================ */

.site-footer {
  border-top: 1px solid var(--rule);
  background: var(--bg-alt);
  margin-top: 5rem;
  padding: 2.5rem 0;
}

.site-footer .wrap-wide {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem 2rem;
  font-family: var(--font-label);
  font-size: 0.8125rem;
  color: var(--ink-soft);
}

.site-footer a {
  color: var(--ink-soft);
}

.site-footer a:hover {
  color: var(--ink);
}

/* ============================================
   Eyebrow / meta / tags — the "spec sheet" motif
   ============================================ */

.eyebrow {
  font-family: var(--font-label);
  font-size: 0.8125rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent-ink);
  margin-bottom: 0.9rem;
  display: block;
}

.meta-strip {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem 2.25rem;
  font-family: var(--font-label);
  font-size: 0.8125rem;
  color: var(--ink-soft);
  background: var(--accent-tint);
  border-left: 3px solid var(--accent);
  border-radius: 0 4px 4px 0;
  padding: 1.5rem 1.75rem;
  margin: 2rem 0 2.75rem;
}

.meta-strip dt {
  text-transform: uppercase;
  letter-spacing: 0.07em;
  color: var(--accent-ink);
  font-weight: 700;
  font-size: 0.6875rem;
  margin: 0 0 0.3rem;
}

.meta-strip dd {
  margin: 0;
  color: var(--ink);
}

.meta-strip > div {
  min-width: 7rem;
}

/* ============================================
   Homepage hero
   ============================================ */

.hero {
  padding-top: 4rem;
  padding-bottom: 3rem;
}

.hero h1 {
  font-size: 2.5rem;
  letter-spacing: -0.015em;
}

.hero .role {
  font-family: var(--font-label);
  font-size: 0.875rem;
  letter-spacing: 0.03em;
  color: var(--accent-ink);
  text-transform: uppercase;
  margin-bottom: 1rem;
  display: block;
}

.hero .lede {
  font-family: var(--font-body);
  font-size: 1.1875rem;
  line-height: 1.65;
  color: var(--ink-soft);
  margin-top: 1.5rem;
}

/* ============================================
   Work index (list of case studies)
   ============================================ */

.work-index {
  padding-top: 1rem;
  padding-bottom: 4rem;
}

.work-index h2 {
  font-size: 0.8125rem;
  font-family: var(--font-label);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--ink-faint);
  margin-bottom: 1.5rem;
}

.project-row {
  display: block;
  padding: 2rem 0;
  border-top: 1px solid var(--rule);
  text-decoration: none;
  color: inherit;
}

.work-index .project-row:last-child {
  border-bottom: 1px solid var(--rule);
}

.project-row .row-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 1rem;
  flex-wrap: wrap;
}

.project-row h3 {
  font-size: 1.375rem;
  color: var(--ink);
  letter-spacing: -0.01em;
}

.project-row .tag {
  font-family: var(--font-label);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--accent-ink);
  background: var(--accent-tint);
  padding: 0.2rem 0.55rem;
  border-radius: 3px;
  white-space: nowrap;
}

.project-row .dek {
  font-family: var(--font-body);
  color: var(--ink-soft);
  margin-top: 0.6rem;
  max-width: 60ch;
}

.project-row .row-meta {
  font-family: var(--font-label);
  font-size: 0.75rem;
  color: var(--ink-faint);
  margin-top: 0.75rem;
  letter-spacing: 0.02em;
}

.project-row:hover h3 {
  color: var(--accent-ink);
}

/* ============================================
   Project / case study article
   ============================================ */

.project-hero {
  padding: 3rem 0 0;
}

.project-hero h1 {
  font-size: 2.125rem;
  letter-spacing: -0.015em;
  max-width: 24ch;
}

.project-hero .dek {
  font-family: var(--font-body);
  font-size: 1.125rem;
  color: var(--ink-soft);
  margin-top: 1.1rem;
  max-width: 52ch;
}

.article {
  padding-bottom: 4rem;
}

.article h2 {
  font-size: 1.375rem;
  margin: 2.75rem 0 1rem;
  letter-spacing: -0.01em;
}

.article h2:first-child {
  margin-top: 0;
}

.article h3 {
  font-family: var(--font-display);
  font-size: 1.0625rem;
  font-weight: 700;
  margin: 1.75rem 0 0.6rem;
}

.article .decision + .decision {
  margin-top: 1.5rem;
}

.pullquote {
  font-family: var(--font-display);
  font-size: 1.1875rem;
  font-weight: 700;
  line-height: 1.5;
  color: var(--ink);
  border-left: 2px solid var(--accent);
  padding: 0.2rem 0 0.2rem 1.5rem;
  margin: 2.5rem 0;
  max-width: 46ch;
}

.note-box {
  background: var(--bg-alt);
  border: 1px solid var(--rule);
  border-radius: 4px;
  padding: 1.5rem 1.75rem;
  margin: 2rem 0;
  font-size: 0.9375rem;
}

.note-box h4 {
  font-family: var(--font-label);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--ink-faint);
  margin-bottom: 0.75rem;
  font-weight: 700;
}

.note-box ul {
  margin: 0;
  padding-left: 1.15rem;
}

.note-box li {
  margin-bottom: 0.4rem;
}

.project-nav {
  display: flex;
  justify-content: space-between;
  padding: 2.5rem 0;
  border-top: 1px solid var(--rule);
  font-family: var(--font-label);
  font-size: 0.875rem;
}

.project-nav a {
  text-decoration: none;
  color: var(--ink);
}

.project-nav .label {
  display: block;
  font-size: 0.6875rem;
  color: var(--ink-faint);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.3rem;
}

/* ============================================
   About / Contact
   ============================================ */

.page-header {
  padding: 3.5rem 0 1rem;
}

.page-header h1 {
  font-size: 2rem;
}

.skills-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.5rem 2rem;
  font-family: var(--font-label);
  font-size: 0.9375rem;
  color: var(--ink-soft);
  margin: 1.5rem 0 2.5rem;
}

.button {
  display: inline-block;
  font-family: var(--font-label);
  font-size: 0.875rem;
  letter-spacing: 0.02em;
  color: var(--bg);
  background: var(--accent);
  padding: 0.7rem 1.25rem;
  border-radius: 3px;
  text-decoration: none;
  border: 1px solid var(--accent);
}

.button:hover {
  background: var(--accent-ink);
  border-color: var(--accent-ink);
}

.button-outline {
  display: inline-block;
  font-family: var(--font-label);
  font-size: 0.875rem;
  color: var(--accent-ink);
  background: transparent;
  padding: 0.65rem 1.2rem;
  border-radius: 3px;
  text-decoration: none;
  border: 1px solid var(--accent);
}

.button-outline:hover {
  background: var(--accent-tint);
}

.contact-list {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
  font-family: var(--font-label);
  font-size: 1rem;
}

.contact-list li {
  padding: 1rem 0;
  border-top: 1px solid var(--rule);
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.contact-list li:last-child {
  border-bottom: 1px solid var(--rule);
}

.contact-list .label {
  color: var(--ink-faint);
  text-transform: uppercase;
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  align-self: center;
}

/* ============================================
   Responsive
   ============================================ */

@media (max-width: 640px) {
  .hero h1 {
    font-size: 2rem;
  }

  .project-hero h1 {
    font-size: 1.75rem;
  }

  .site-nav {
    gap: 1.1rem;
  }

  .skills-grid {
    grid-template-columns: 1fr;
  }

  .meta-strip {
    gap: 1.25rem 2rem;
  }
}

/* ============================================
   Reduced motion / print
   ============================================ */

@media (prefers-reduced-motion: reduce) {
  * {
    scroll-behavior: auto !important;
  }
}

@media print {
  .site-header, .site-footer, .project-nav {
    display: none;
  }
}