/* ============================================================
   Codex design system — Homepage
   Radically minimal. White surface, black ink. Typography is the
   visual weight. Pills for interaction, no shadows, no gradients.
   ============================================================ */

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --c-surface: #FFFFFF;
  --c-text:    #000000;
  --c-muted:   #6B7280;
  --c-line:    #000000;
  --c-faint:   #E5E7EB;
  --c-invert:  #FFFFFF;

  --font: 'Open Sans', -apple-system, BlinkMacSystemFont, sans-serif;

  --r-pill: 9999px;
  --r-card: 16px;

  --s-4: 4px;
  --s-8: 8px;
  --s-12: 12px;
  --s-16: 16px;
  --s-24: 24px;
  --s-32: 32px;
  --s-48: 48px;
  --s-64: 64px;
  --s-96: 96px;
  --s-128: 128px;

  --gutter: clamp(20px, 5vw, 64px);
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.55;
  color: var(--c-text);
  background: var(--c-surface);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

a { color: inherit; text-decoration: none; }
img { max-width: 100%; height: auto; display: block; }
ul, ol { list-style: none; }
button { font: inherit; cursor: pointer; }

::selection { background: var(--c-text); color: var(--c-invert); }

/* ============================================================
   Eyebrows and shared microtype
   ============================================================ */
.eyebrow {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-text);
}

.eyebrow--invert { color: var(--c-invert); }

/* ============================================================
   Pills (the only interactive shape)
   ============================================================ */
.pills {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-8);
}

.pill {
  display: inline-flex;
  align-items: center;
  gap: var(--s-8);
  font-size: 13px;
  font-weight: 500;
  line-height: 1.4;
  padding: 8px 16px;
  border: 1px solid var(--c-text);
  border-radius: var(--r-pill);
  color: var(--c-text);
  background: transparent;
  white-space: nowrap;
  box-sizing: border-box;
  transition: background 0.15s ease, color 0.15s ease, border-color 0.15s ease;
}

.pill--sm {
  font-size: 12px;
  font-weight: 500;
  padding: 4px 12px;
  border-color: var(--c-text);
  color: var(--c-text);
}

a.pill:hover,
button.pill:hover { background: var(--c-text); color: var(--c-invert); }

button.pill {
  font-family: inherit;
  font-size: 13px;
  font-weight: 500;
  line-height: 1.4;
  padding: 8px 16px;
  margin: 0;
  cursor: pointer;
  appearance: none;
  -webkit-appearance: none;
  box-sizing: border-box;
}

/* Copy-email pill — text swaps to "Copied", width stays put */
.copy-email {
  min-width: 78px;
  justify-content: center;
}

.copy-email.is-copied {
  background: var(--c-text);
  color: var(--c-invert);
  border-color: var(--c-text);
}

.copy-email.pill--invert.is-copied {
  background: var(--c-invert);
  color: var(--c-text);
  border-color: var(--c-invert);
}

.pill--invert {
  border-color: var(--c-invert);
  color: var(--c-invert);
}

a.pill--invert:hover,
button.pill--invert:hover {
  background: var(--c-invert);
  color: var(--c-text);
  border-color: var(--c-invert);
}

/* ============================================================
   Masthead — editorial header, three columns
   ============================================================ */
.masthead {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--c-surface);
  border-bottom: 1px solid var(--c-line);
  padding: 0 var(--gutter);
}

.masthead__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-32);
  padding: var(--s-16) 0;
  min-height: 72px;
}

/* Brand wordmark — tracked uppercase, stacked with role */
.masthead__brand {
  display: inline-flex;
  flex-direction: column;
  gap: 5px;
  color: var(--c-text);
  text-transform: uppercase;
  line-height: 1;
}

.masthead__brand-name {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 0.18em;
}

.masthead__brand-role {
  font-size: 11px;
  font-weight: 500;
  letter-spacing: 0.16em;
  color: var(--c-muted);
}

/* Status — center column, live indicator */
.masthead__meta {
  display: flex;
  justify-content: center;
}

.masthead__status {
  display: inline-flex;
  align-items: center;
  gap: var(--s-8);
  padding: 6px 14px;
  border: 1px solid var(--c-text);
  border-radius: var(--r-pill);
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.02em;
  color: var(--c-text);
  white-space: nowrap;
}

.masthead__dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--c-text);
  animation: codexPulse 1.8s ease-in-out infinite;
}

@keyframes codexPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.35; transform: scale(0.85); }
}

/* Navigation — pill row, right aligned */
.masthead__nav {
  display: flex;
  gap: var(--s-4);
  background: var(--c-surface);
  border: 1px solid var(--c-text);
  border-radius: var(--r-pill);
  padding: 4px;
}

.masthead__nav a {
  font-size: 13px;
  font-weight: 500;
  color: var(--c-text);
  padding: 6px 16px;
  border-radius: var(--r-pill);
  transition: background 0.15s ease, color 0.15s ease;
  white-space: nowrap;
}

.masthead__nav a:hover {
  background: var(--c-text);
  color: var(--c-invert);
}

.masthead__nav a.is-active {
  background: var(--c-text);
  color: var(--c-invert);
}

/* ============================================================
   Hero — display type, no image
   ============================================================ */
.hero {
  padding: clamp(64px, 12vw, 160px) var(--gutter) clamp(64px, 10vw, 128px);
  border-bottom: 1px solid var(--c-line);
}

.hero__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--s-32);
}

.hero__title {
  font-size: clamp(48px, 9vw, 144px);
  font-weight: 700;
  line-height: 0.95;
  letter-spacing: -0.03em;
  color: var(--c-text);
  margin-top: var(--s-8);
}

.hero__bio {
  font-size: clamp(18px, 1.6vw, 22px);
  font-weight: 300;
  line-height: 1.5;
  max-width: 720px;
  color: var(--c-text);
}

/* ============================================================
   Snapshot — key/value strip under the masthead
   ============================================================ */
.snapshot-band {
  border-bottom: 1px solid var(--c-line);
  padding: 0 var(--gutter);
}

.snapshot {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 10px 24px;
  padding: 20px 0;
  line-height: 1.4;
  font-size: 14px;
  font-weight: 400;
  color: var(--c-text);
  white-space: nowrap;
}

.snapshot span {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
}

.snapshot b {
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-muted);
}

@media (max-width: 768px) {
  .snapshot { font-size: 13px; gap: 8px 16px; }
}

/* ============================================================
   Work — alternating rows, large project tiles
   ============================================================ */
.work {
  padding: clamp(32px, 5vw, 64px) var(--gutter) clamp(64px, 10vw, 128px);
}

.work__header {
  max-width: 1200px;
  margin: 0 auto clamp(32px, 5vw, 56px);
}

.work__list {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: clamp(48px, 8vw, 96px);
}

.project { position: relative; }

.project__row {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: clamp(24px, 4vw, 64px);
  align-items: stretch;
  padding-top: clamp(32px, 5vw, 56px);
  border-top: 1px solid var(--c-line);
}

.project:first-child .project__row {
  padding-top: 0;
  border-top: none;
}

.project:nth-child(even) .project__row {
  grid-template-columns: 1.1fr 1fr;
}

.project:nth-child(even) .project__text { order: 2; }
.project:nth-child(even) .project__media { order: 1; }

.project__text {
  display: flex;
  flex-direction: column;
  gap: var(--s-16);
  padding-bottom: var(--s-24);
  align-self: center;
}

.project__index {
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--c-muted);
}

.project__title {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.02em;
  color: var(--c-text);
}

.project__desc {
  font-size: 16px;
  font-weight: 400;
  line-height: 1.6;
  color: var(--c-text);
  max-width: 520px;
}

.project__cta {
  display: inline-flex;
  align-items: center;
  gap: var(--s-8);
  margin-top: var(--s-8);
  align-self: flex-start;
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.04em;
  padding: 10px 20px;
  border: 1px solid var(--c-text);
  border-radius: var(--r-pill);
  color: var(--c-text);
  transition: background 0.15s ease, color 0.15s ease, gap 0.2s ease;
}

.project__row:hover .project__cta {
  background: var(--c-text);
  color: var(--c-invert);
  gap: 14px;
}

.project__cta--disabled {
  border-color: var(--c-faint);
  color: var(--c-muted);
  cursor: not-allowed;
}

.project__row:hover .project__cta--disabled {
  background: transparent;
  color: var(--c-muted);
  gap: var(--s-8);
}

/* Media frame — uniform 3:2 for editorial consistency */
.project__media {
  border-radius: var(--r-card);
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  aspect-ratio: 3 / 2;
}

.project__media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.project__row:hover .project__media img {
  transform: scale(1.02);
}

.project--soon .project__row { cursor: default; }
.project--soon .project__row:hover .project__media img { transform: none; }

/* ============================================================
   Footer — black surface, single row
   ============================================================ */
.site-footer {
  background: var(--c-text);
  color: var(--c-invert);
  padding: var(--s-32) var(--gutter);
}

.site-footer__inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--s-24);
}

.site-footer__copy {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.6);
  letter-spacing: 0.02em;
}

/* ============================================================
   Responsive
   ============================================================ */
@media (max-width: 900px) {
  .masthead__inner {
    gap: var(--s-16);
    padding: var(--s-12) 0;
  }
}

@media (max-width: 768px) {
  .masthead__inner { min-height: 64px; }
  .masthead__brand-name { font-size: 12px; letter-spacing: 0.16em; }
  .masthead__brand-role { font-size: 10px; letter-spacing: 0.14em; }
  .masthead__nav { padding: 3px; }
  .masthead__nav a { font-size: 12px; padding: 5px 12px; }

  .hero__title { letter-spacing: -0.02em; }

  .project__row,
  .project:nth-child(even) .project__row {
    grid-template-columns: 1fr;
    gap: var(--s-24);
  }

  .project:nth-child(even) .project__text,
  .project:nth-child(even) .project__media { order: initial; }

  .project__media { aspect-ratio: 3 / 2; }

  .site-footer__inner {
    flex-direction: column;
    align-items: flex-start;
    gap: var(--s-16);
  }
}