:root {
  --os-ink: #12100e;
  --os-raised: #1c1814;
  --os-paper: #eadfcb;
  --os-mute: #b5a58c;
  --os-gilt: #c4a574;
  --os-gilt-bright: #e0c48a;
  --os-line: #3d342c;
  --os-on-gilt: #14110c;
  --os-font-display: "Cormorant Garamond", "Palatino Linotype", Palatino, serif;
  --os-font-body: "Karla", "Segoe UI", sans-serif;
  --os-text: 1.125rem;
  --os-radius: 2px;
  --os-ease: cubic-bezier(0.16, 1, 0.3, 1);
  --os-t: 180ms;
  --os-space: 0.5rem;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  background: var(--os-ink);
  color: var(--os-paper);
  font-family: var(--os-font-body);
  font-size: var(--os-text);
  font-weight: 400;
  line-height: 1.6;
}

::selection {
  background: var(--os-gilt);
  color: var(--os-on-gilt);
}

:focus-visible {
  outline: 2px solid var(--os-gilt);
  outline-offset: 3px;
}

a {
  color: var(--os-gilt);
}

.os-skip {
  position: absolute;
  left: 1rem;
  top: -4rem;
  z-index: 2;
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  background: var(--os-gilt);
  color: var(--os-on-gilt);
  text-decoration: none;
  font-weight: 600;
  font-size: 0.9rem;
}

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

.os-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--os-line);
}

.os-nav-brand {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  min-width: 0;
  color: inherit;
  text-decoration: none;
}

.os-nav-name {
  margin: 0;
  font-family: var(--os-font-display);
  font-style: italic;
  font-weight: 500;
  font-size: 1.65rem;
  line-height: 1;
  letter-spacing: -0.02em;
  color: var(--os-paper);
}

.os-nav-end {
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.os-nav-place {
  margin: 0;
  color: var(--os-mute);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.os-link {
  color: var(--os-gilt);
  text-underline-offset: 0.2em;
  text-decoration-thickness: 1px;
  transition: color var(--os-t) var(--os-ease);
}

.os-link:hover,
.os-link:focus-visible {
  color: var(--os-gilt-bright);
}

.os-hero {
  margin: 0;
  max-width: 22em;
  padding: 3rem 0 2.5rem;
  font-family: var(--os-font-display);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(2.4rem, 6vw, 4.25rem);
  line-height: 1.12;
  letter-spacing: -0.02em;
  color: var(--os-paper);
}

.os-work {
  display: flex;
  flex-direction: column;
  border-top: 1px solid var(--os-line);
}

.os-row {
  display: grid;
  grid-template-columns: minmax(8rem, 12rem) minmax(0, 1fr);
  gap: 0.75rem 1.5rem;
  align-items: baseline;
  padding: 1.15rem 0;
  border-bottom: 1px solid var(--os-line);
  text-decoration: none;
  color: inherit;
  transition: color var(--os-t) var(--os-ease);
}

.os-row-id {
  font-family: var(--os-font-display);
  font-style: italic;
  font-size: 1.55rem;
  font-weight: 500;
  line-height: 1.1;
  letter-spacing: -0.02em;
  color: var(--os-paper);
}

.os-row-what {
  color: var(--os-mute);
  min-width: 0;
  overflow-wrap: anywhere;
}

.os-row:hover .os-row-id,
.os-row:focus-visible .os-row-id {
  color: var(--os-gilt);
}

.os-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 2.75rem;
  padding: 0.55rem 1.1rem;
  border: 1px solid var(--os-gilt);
  border-radius: var(--os-radius);
  background: var(--os-gilt);
  color: var(--os-on-gilt);
  font-family: var(--os-font-body);
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  transition: background var(--os-t) var(--os-ease), color var(--os-t) var(--os-ease);
}

.os-btn:hover,
.os-btn:focus-visible {
  background: var(--os-gilt-bright);
  border-color: var(--os-gilt-bright);
  color: var(--os-on-gilt);
}

.os-btn-ghost {
  background: transparent;
  color: var(--os-gilt);
}

.os-btn-ghost:hover,
.os-btn-ghost:focus-visible {
  background: var(--os-gilt);
  color: var(--os-on-gilt);
}

.os-sheet {
  padding: 3.5rem 0 3rem;
  border-bottom: 1px solid var(--os-line);
  scroll-margin-top: 1.25rem;
  max-width: 40rem;
}

.os-sheet:last-child {
  border-bottom: 0;
}

.os-sheet h1 {
  margin: 0 0 0.9rem;
  font-family: var(--os-font-display);
  font-style: italic;
  font-weight: 500;
  font-size: clamp(2rem, 4.5vw, 3rem);
  line-height: 1.1;
  letter-spacing: -0.02em;
}

.os-sheet p {
  margin: 0 0 1rem;
  color: var(--os-paper);
}

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

.os-sheet code {
  font-family: ui-monospace, "SFMono-Regular", Menlo, monospace;
  font-size: 0.9em;
  color: var(--os-gilt);
}

.os-meta {
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--os-mute);
}

.os-footer {
  padding: 1.5rem 0 2.5rem;
  border-top: 1px solid var(--os-line);
  color: var(--os-mute);
  font-size: 0.95rem;
}

.os-footer p {
  margin: 0;
}

@media (max-width: 720px) {
  .os-nav {
    flex-wrap: wrap;
  }

  .os-hero {
    padding-top: 2.25rem;
    font-size: clamp(2.1rem, 11vw, 3.1rem);
  }

  .os-row {
    grid-template-columns: 1fr;
    gap: 0.3rem;
  }
}

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

  .os-row,
  .os-link,
  .os-btn {
    transition: none;
  }
}