:root {
  --paper: #fbf6ee;
  --ink: #241c16;
  --blue: #1d4e89;
  --muted: #6a5e52;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background: #efe8dc;
  color: var(--ink);
  font-family: "Reddit Sans", sans-serif;
  font-size: 1.05rem;
  line-height: 1.65;
}

img { max-width: 100%; }
figure { margin: 0; }

a { color: var(--blue); }

.sheet {
  margin: 12px;
  background: var(--paper);
  border: 2px solid var(--ink);
  min-height: calc(100vh - 24px);
}

.top {
  display: flex;
  align-items: center;
  gap: 18px;
  padding: 16px 4vw;
  border-bottom: 2px solid var(--ink);
  position: sticky;
  top: 0;
  background: var(--paper);
  z-index: 5;
}

.logo {
  margin-right: auto;
  color: var(--ink);
  text-decoration: none;
  font-family: "Libre Caslon Text", serif;
  font-size: 1.55rem;
}

.top nav { display: flex; gap: 16px; }

.top nav a {
  color: var(--ink);
  text-decoration: none;
  font-weight: 500;
}

.top nav a[aria-current="page"] { color: var(--blue); text-decoration: underline; }

.nav-btn {
  display: none;
  flex-shrink: 0;
  background: var(--blue);
  color: #fff;
  border: 0;
  font: inherit;
  font-weight: 600;
  padding: 8px 14px;
  cursor: pointer;
}

.split,
.row {
  display: grid;
  grid-template-columns: 0.7fr 1.3fr;
  gap: 28px;
  padding: 40px 4vw;
  border-bottom: 1px solid #e4d8c8;
}

h1, h2 {
  font-family: "Libre Caslon Text", serif;
  font-weight: 400;
  line-height: 1.1;
  margin: 0;
}

h1 { font-size: clamp(2.3rem, 4vw, 3.6rem); }
h2 { font-size: clamp(1.6rem, 2.5vw, 2.2rem); }

.split p,
.row p { margin: 0 0 12px; }
.split p:last-child,
.row p:last-child { margin-bottom: 0; }

.frame {
  margin: 0;
  padding: 22px 4vw 28px;
  border-bottom: 1px solid #e4d8c8;
}

.frame img {
  display: block;
  width: 100%;
  height: auto;
  outline: 1px solid var(--blue);
  outline-offset: 6px;
}

.frame figcaption {
  margin: 18px 0 0;
  max-width: 64ch;
  color: var(--muted);
  font-family: "Libre Caslon Text", serif;
  font-style: italic;
}

.foot { padding: 22px 4vw 26px; }
.foot-in { display: flex; flex-wrap: wrap; gap: 8px 22px; }
.copy { margin: 12px 0 0; color: var(--muted); font-size: 0.92rem; }

.form { display: grid; gap: 8px; max-width: 480px; }

.form input,
.form textarea {
  font: inherit;
  color: var(--ink);
  background: #fff;
  border: 1px solid var(--ink);
  padding: 11px 12px;
}

.form button {
  justify-self: start;
  margin-top: 8px;
  background: var(--blue);
  color: #fff;
  border: 0;
  font: inherit;
  font-weight: 600;
  padding: 12px 18px;
  cursor: pointer;
}

.modal {
  position: fixed;
  inset: 0;
  background: rgba(36, 28, 22, 0.55);
  display: grid;
  place-items: center;
  z-index: 30;
  padding: 20px;
}

.modal[hidden] { display: none; }

.modal__card {
  background: var(--paper);
  width: min(420px, 100%);
  padding: 26px 22px;
  border: 2px solid var(--ink);
}

.modal__card h2 {
  font-family: "Libre Caslon Text", serif;
  font-size: 1.8rem;
  margin: 0 0 8px;
}

.modal__card button {
  margin-top: 12px;
  background: var(--ink);
  color: var(--paper);
  border: 0;
  font: inherit;
  padding: 8px 14px;
  cursor: pointer;
}

@media (max-width: 840px) {
  .sheet { margin: 0; border-width: 0 0 0 8px; border-color: var(--blue); min-height: 100vh; }
  .nav-btn { display: inline-block; }

  .top nav {
    display: none;
    position: absolute;
    left: 0;
    right: 0;
    top: 100%;
    background: var(--paper);
    flex-direction: column;
    padding: 6px 4vw 14px;
    border-bottom: 2px solid var(--ink);
    gap: 0;
  }

  .top nav.is-open { display: flex; }
  .top nav a { padding: 10px 0; }

  .split,
  .row { grid-template-columns: 1fr; gap: 12px; }

  .frame img { outline-offset: 4px; }
}