:root {
  --ink: #2a2620;
  --ink-soft: #5c574d;
  --paper: #f6f3ec;
  --paper-deep: #efeadf;
  --accent: #a8653f;
  --rule: rgba(42, 38, 32, 0.12);
  --serif: 'Cormorant Garamond', Georgia, serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-weight: 300;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* subtle paper texture, no external assets */
.grain {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  opacity: 0.035;
  background-image: radial-gradient(circle, var(--ink) 0.6px, transparent 0.6px);
  background-size: 3px 3px;
}

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  padding: 2rem;
}

.hero-inner {
  max-width: 40rem;
}

.glyph {
  width: 2.75rem;
  height: 2.75rem;
  margin: 0 0 1.5rem;
  opacity: 0.75;
}

.glyph path {
  fill: none;
  stroke: var(--accent);
  stroke-width: 2.5;
  stroke-linecap: round;
}

.hero h1 {
  font-family: var(--serif);
  font-weight: 500;
  font-size: clamp(3rem, 9vw, 6rem);
  letter-spacing: 0.02em;
  margin: 0;
  line-height: 1;
}

.tagline {
  margin: 1.75rem 0 0;
  font-size: clamp(1rem, 2vw, 1.15rem);
  font-weight: 300;
  color: var(--ink-soft);
  letter-spacing: 0.01em;
}

.scroll-cue {
  position: absolute;
  bottom: 3rem;
  left: 50%;
  transform: translateX(-50%);
  display: block;
  width: 1px;
  height: 3rem;
  opacity: 0.4;
}

.scroll-cue span {
  display: block;
  width: 1px;
  height: 100%;
  background: linear-gradient(to bottom, transparent, var(--ink) 70%);
  animation: pulse-line 2.4s ease-in-out infinite;
}

@keyframes pulse-line {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 0.9; }
}

.concept {
  padding: 8rem 2rem;
  border-top: 1px solid var(--rule);
  background: var(--paper-deep);
}

.concept-inner {
  max-width: 34rem;
  margin: 0 auto;
}

.definition {
  margin: 0 0 2.75rem;
  padding-bottom: 2.25rem;
  border-bottom: 1px solid var(--rule);
}

.definition .term {
  font-family: var(--serif);
  font-style: italic;
  font-size: 2.1rem;
  color: var(--ink);
  margin: 0;
}

.definition .pos {
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent);
  margin: 0.4rem 0 0.9rem;
}

.definition .def {
  font-size: 1.05rem;
  line-height: 1.7;
  color: var(--ink-soft);
  margin: 0;
}

.concept p {
  font-size: 1.05rem;
  line-height: 1.9;
  color: var(--ink-soft);
  margin: 0 0 1.75rem;
}

.concept p:last-child {
  margin-bottom: 0;
}

.concept em {
  font-family: var(--serif);
  font-style: italic;
  color: var(--ink);
  font-size: 1.1em;
}

.site-footer {
  padding: 3.5rem 2rem;
  text-align: center;
  border-top: 1px solid var(--rule);
}

.site-footer p {
  margin: 0;
  font-size: 0.9rem;
  letter-spacing: 0.04em;
  color: var(--ink-soft);
}

.site-footer p:first-child {
  font-family: var(--serif);
  font-size: 1.1rem;
  color: var(--ink);
  margin-bottom: 0.35rem;
}

.footer-sub {
  opacity: 0.7;
}

@media (prefers-reduced-motion: reduce) {
  .scroll-cue span {
    animation: none;
  }
  html {
    scroll-behavior: auto;
  }
}