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

/* ── Variables ── */
:root {
  --bg: #F6F4F0;
  --ink: #1C1B19;
  --ink-muted: #7A7772;
  --rule: #C8C5BF;
  --font: 'DM Sans', 'Neue Haas Grotesk Text Pro', 'Helvetica Neue', Helvetica, sans-serif;
}

/* ── Base ── */
html, body { height: 100%; }

body {
  background-color: var(--bg);
  color: var(--ink);
  font-family: var(--font);
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

/* ── Page wrapper ── */
.page {
  flex: 1;
  padding: clamp(2.5rem, 6vw, 5rem) clamp(2rem, 7vw, 6rem);
  max-width: 1100px;
  width: 100%;
  margin: 0 auto;
}

/* ── Header ── */
header {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--rule);
  margin-bottom: 4rem;
}

.site-name {
  font-size: clamp(0.85rem, 1.4vw, 1rem);
  font-weight: 300;
  letter-spacing: -0.01em;
  text-decoration: none;
  color: var(--ink);
}

.site-name em { font-style: italic; }

.header-nav {
  display: flex;
  gap: 2em;
}

.header-nav a {
  font-size: clamp(0.72rem, 1.1vw, 0.82rem);
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-decoration: none;
  color: var(--ink-muted);
  position: relative;
}

.header-nav a.current {
  color: var(--ink);
  font-weight: 600;
}

.header-nav a:not(.current):hover {
  color: var(--ink);
  font-weight: 600;
}

/* ── Footer ── */
footer {
  padding-top: 2rem;
  border-top: 1px solid var(--rule);
}

.footer-left {
  font-size: 0.75rem;
  color: var(--ink-muted);
  letter-spacing: 0.04em;
}

/* ── Section label ── */
.section-label {
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--ink-muted);
  margin-bottom: 4rem;
}

/* ── Animations ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

/* ── Responsive ── */
@media (max-width: 700px) {
  .header-nav { gap: 1.2em; }
}