/* =========================================================
   TOKENS — change these six values to re-theme the whole site
   ========================================================= */
:root {
  --bg: #14110D;
  --bg-panel: #1E1912;
  --accent: #E8A33D;
  --accent-dim: #B87F2E;
  --text: #F3EFE6;
  --text-muted: #9C9284;
  --rule: #322B21;

  --font-display: "Fraunces", serif;
  --font-body: "IBM Plex Sans", sans-serif;

  --max-width: 720px;
  --edge: clamp(24px, 6vw, 64px);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.6;
}

h1, h2 {
  font-family: var(--font-display);
  font-weight: 500;
  margin: 0;
}

a { color: inherit; }

/* Visible keyboard focus everywhere */
a:focus-visible, [tabindex]:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
}

/* =========================================================
   NAV
   ========================================================= */
.nav {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px var(--edge);
  background: color-mix(in srgb, var(--bg) 88%, transparent);
  backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--rule);
}

.nav-mark {
  font-family: var(--font-display);
  font-size: 1.1rem;
  text-decoration: none;
}

.nav-links {
  display: flex;
  gap: clamp(16px, 3vw, 32px);
}

.nav-links a {
  text-decoration: none;
  font-size: 0.9rem;
  color: var(--text-muted);
  position: relative;
  padding-bottom: 4px;
  transition: color 0.15s ease;
}

.nav-links a:hover { color: var(--text); }

.nav-links a.active {
  color: var(--text);
}

.nav-links a.active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -1px;
  height: 2px;
  background: var(--accent);
}

/* =========================================================
   HERO
   ========================================================= */
.hero {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: clamp(64px, 14vh, 140px) var(--edge) 80px;
}

.hero-kicker {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 0 0 20px;
}

.hero-headline {
  font-size: clamp(2rem, 5vw, 3.2rem);
  line-height: 1.15;
  letter-spacing: -0.01em;
}

.hero-sub {
  margin-top: 24px;
  max-width: 60ch;
  color: var(--text-muted);
  font-size: 1.05rem;
}

.stat-strip {
  display: flex;
  flex-wrap: wrap;
  gap: clamp(24px, 4vw, 48px);
  margin-top: 56px;
  padding-top: 28px;
  border-top: 1px solid var(--rule);
}

.stat { display: flex; flex-direction: column; }

.stat-num {
  font-family: var(--font-display);
  font-size: 1.8rem;
  color: var(--accent);
  /* the one orchestrated motion moment: a cue-light click-on */
  opacity: 0;
  transform: scale(0.85);
  animation: cue-on 0.4s ease-out 0.15s forwards;
}

@keyframes cue-on {
  to { opacity: 1; transform: scale(1); }
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
}

/* =========================================================
   SECTION SHELL
   ========================================================= */
section:not(.hero) {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 72px var(--edge);
  border-top: 1px solid var(--rule);
}

section h2 {
  font-size: 1.6rem;
  margin-bottom: 28px;
}

/* =========================================================
   ABOUT
   ========================================================= */
.about-lede {
  font-size: 1.1rem;
  color: var(--text);
  max-width: 58ch;
}

.about p { max-width: 58ch; color: var(--text-muted); }
.about p.about-lede { color: var(--text); }

.placeholder-block {
  margin-top: 28px;
  border: 1px dashed var(--rule);
  border-radius: 4px;
  padding: 32px;
  color: var(--text-muted);
  font-size: 0.85rem;
  text-align: center;
}

/* =========================================================
   PROJECTS — rundown rows, not cards
   ========================================================= */
.project-row {
  border-top: 1px solid var(--rule);
  padding: 28px 0;
  cursor: pointer;
}

.project-row:last-child { padding-bottom: 0; }

.project-row-top {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
}

.project-name {
  font-family: var(--font-display);
  font-size: 1.3rem;
}

.project-stat {
  flex-shrink: 0;
  text-align: right;
  white-space: nowrap;
}

.project-stat .num {
  font-family: var(--font-body);
  font-weight: 600;
  color: var(--accent);
  font-size: 1rem;
}

.project-stat .unit {
  display: block;
  font-size: 0.75rem;
  color: var(--text-muted);
}

.project-desc {
  margin: 12px 0 0;
  color: var(--text-muted);
  max-width: 58ch;
}

.project-detail {
  display: grid;
  grid-template-rows: 0fr;
  opacity: 0;
  transition: grid-template-rows 0.25s ease, opacity 0.2s ease;
}

.project-row[aria-expanded="true"] .project-detail {
  grid-template-rows: 1fr;
  opacity: 1;
}

.project-detail > * { overflow: hidden; }

.project-detail ul {
  margin: 16px 0 0;
  padding-left: 20px;
  color: var(--text-muted);
  max-width: 58ch;
}

.project-detail li { margin-bottom: 8px; }

/* =========================================================
   RESUME / CONTACT
   ========================================================= */
.resume p, .contact p { color: var(--text-muted); max-width: 58ch; }

.resume-download,
.contact-email {
  display: inline-block;
  margin-top: 20px;
  padding: 12px 22px;
  border: 1px solid var(--accent);
  color: var(--accent);
  text-decoration: none;
  border-radius: 4px;
  font-size: 0.9rem;
  transition: background 0.15s ease, color 0.15s ease;
}

.resume-download:hover,
.contact-email:hover {
  background: var(--accent);
  color: var(--bg);
}

/* =========================================================
   FOOTER
   ========================================================= */
.site-footer {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 32px var(--edge) 64px;
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* =========================================================
   RESPONSIVE
   ========================================================= */
@media (max-width: 560px) {
  .nav { padding: 16px var(--edge); }
  .nav-links { gap: 14px; }
  .nav-links a { font-size: 0.8rem; }
  .project-row-top { flex-direction: column; }
  .project-stat { text-align: left; }
}

/* =========================================================
   ACCESSIBILITY
   ========================================================= */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .stat-num { animation: none; opacity: 1; transform: none; }
  .project-detail { transition: none; }
}