:root {
  --bg: #f7f2ea;
  --card: #fffdf9;
  --ink: #1f1a17;
  --muted: #6b625b;
  --accent: #b5482b;
  --accent-ink: #fff;
  --line: #e4dcd1;
  --radius: 12px;
  color-scheme: light dark;
}

@media (prefers-color-scheme: dark) {
  :root {
    --bg: #1a1614;
    --card: #241f1c;
    --ink: #f1ebe4;
    --muted: #a99e94;
    --accent: #e0674a;
    --accent-ink: #1a1614;
    --line: #3a322d;
  }
}

* { box-sizing: border-box; }

/* author display rules must not undo the hidden attribute. */
[hidden] { display: none !important; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.5 system-ui, -apple-system, "Segoe UI", sans-serif;
}

.brand {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  letter-spacing: 0.02em;
}

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

button {
  font: inherit;
  cursor: pointer;
}

/* login gate. */
.gate {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 16px;
}

.card {
  width: 100%;
  max-width: 380px;
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 32px 28px;
}

.card .brand {
  font-size: 2.4rem;
  margin: 0;
}

.tagline {
  margin: 4px 0 24px;
  color: var(--muted);
}

.stack {
  display: grid;
  gap: 14px;
}

.stack label {
  display: grid;
  gap: 4px;
  font-size: 0.9rem;
  color: var(--muted);
}

.stack input {
  font: inherit;
  color: var(--ink);
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 10px 12px;
}

.stack input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.stack button[type="submit"] {
  margin-top: 6px;
  background: var(--accent);
  color: var(--accent-ink);
  border: 0;
  border-radius: 8px;
  padding: 11px;
  font-weight: 600;
}

.stack button[disabled] { opacity: 0.6; }

.switch {
  margin: 4px 0 0;
  font-size: 0.9rem;
  color: var(--muted);
}

.message {
  min-height: 1.5em;
  margin: 14px 0 0;
  color: var(--accent);
  font-size: 0.9rem;
}

/* landing page. */
.topbar {
  display: flex;
  justify-content: space-between;
  align-items: baseline;
  gap: 16px;
  padding: 16px;
  border-bottom: 1px solid var(--line);
}

.topbar .brand { font-size: 1.5rem; }

.who {
  color: var(--muted);
  font-size: 0.9rem;
}

button.link {
  background: none;
  border: 0;
  padding: 0;
  color: var(--accent);
  text-decoration: underline;
}

.content {
  max-width: 640px;
  margin: 0 auto;
  padding: 24px 16px 64px;
}

.content h1 {
  font-family: Georgia, "Times New Roman", serif;
  font-weight: 400;
  font-size: 2rem;
  margin: 0 0 20px;
}

.events {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.event {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  padding: 18px 20px;
}

.event .poster {
  display: block;
  width: 100%;
  height: auto;
  border-radius: calc(var(--radius) - 4px);
  margin: 0 0 14px;
}

.event .when {
  margin: 0;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--accent);
}

.event .title {
  margin: 4px 0 6px;
  font-size: 1.3rem;
  font-weight: 600;
}

.event .where {
  margin: 0 0 8px;
  color: var(--muted);
}

.event .what { margin: 0; }

.event .more {
  display: inline-block;
  margin-top: 10px;
  font-weight: 600;
}

.empty {
  color: var(--muted);
  padding: 24px 0;
}