:root {
  --paper: #f3e6cc;      /* the beige office wall */
  --card: #fbf6ea;       /* the banners */
  --ink: #2b2622;
  --ink-soft: #5a4f46;
  --red: #c62d2d;        /* the name tags */
  --yellow: #f2d65c;     /* WELCOME TEAM! */
  --grass: #6f8f3a;
  --shadow: rgba(43, 38, 34, .25);
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --paper: #23201c;
    --card: #2e2a25;
    --ink: #f3e6cc;
    --ink-soft: #c9bba3;
    --shadow: rgba(0, 0, 0, .5);
  }
}
:root[data-theme="dark"] {
  --paper: #23201c;
  --card: #2e2a25;
  --ink: #f3e6cc;
  --ink-soft: #c9bba3;
  --shadow: rgba(0, 0, 0, .5);
}

* { box-sizing: border-box; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font: 1.2rem/1.5 'Patrick Hand', 'Comic Sans MS', cursive;
}
.wrap { max-width: 1040px; margin: 0 auto; padding: 0 16px; }

header { padding: 24px 0 8px; }
.logo { width: 220px; height: auto; display: block; }
.logo .marker { fill: #2b2622; }

.hero { text-align: center; padding: 16px 0 8px; }
h1 {
  font-family: 'Permanent Marker', 'Marker Felt', cursive;
  font-weight: 400;
  font-size: clamp(2.2rem, 7vw, 4.2rem);
  line-height: 1.1;
  margin: 0 0 12px;
}
h1 .stamp {
  display: inline-block;
  color: var(--red);
  border: 4px solid var(--red);
  border-radius: 8px;
  padding: 0 .25em;
  transform: rotate(-3deg);
}
.lede { font-size: 1.4rem; color: var(--ink-soft); max-width: 36em; margin: 0 auto; }

figure { margin: 32px 0; }
.frame {
  background: var(--card);
  border: 3px solid var(--ink);
  border-radius: 6px;
  padding: 10px;
  box-shadow: 6px 6px 0 var(--shadow);
  transform: rotate(.6deg);
}
.frame img { display: block; width: 100%; height: auto; border-radius: 2px; }
figcaption { text-align: center; color: var(--ink-soft); margin-top: 14px; }

.card {
  background: var(--card);
  border: 3px solid var(--ink);
  border-radius: 10px;
  padding: 24px;
  box-shadow: 4px 4px 0 var(--shadow);
}
h2 {
  font-family: 'Permanent Marker', 'Marker Felt', cursive;
  font-weight: 400;
  font-size: 1.9rem;
  margin: 0 0 8px;
}

.rsvp { text-align: center; margin: 40px auto; max-width: 620px; }
.rsvp .buttons { display: flex; flex-wrap: wrap; gap: 12px; justify-content: center; margin: 16px 0 8px; }
button {
  font: inherit;
  font-size: 1.25rem;
  border: 3px solid var(--ink);
  border-radius: 8px;
  padding: 8px 20px;
  cursor: pointer;
  background: var(--yellow);
  color: #2b2622;
  box-shadow: 3px 3px 0 var(--shadow);
}
button:hover { transform: translate(-1px, -1px); box-shadow: 4px 4px 0 var(--shadow); }
button:active { transform: translate(2px, 2px); box-shadow: 1px 1px 0 var(--shadow); }
button:disabled {
  background: transparent;
  color: var(--ink-soft);
  border-style: dashed;
  box-shadow: none;
  cursor: not-allowed;
  text-decoration: line-through;
  transform: none;
}
.fineprint { font-size: 1rem; color: var(--ink-soft); }
#rsvp-result { min-height: 1.5em; font-size: 1.3rem; color: var(--red); margin: 8px 0 0; }

.agenda { margin: 48px 0; }
.agenda > h2 { text-align: center; margin-bottom: 20px; }
.events {
  list-style: none; padding: 0; margin: 0;
  display: grid; gap: 20px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}
.events li { padding: 20px; }
.events li:nth-child(odd) { transform: rotate(-.8deg); }
.events li:nth-child(even) { transform: rotate(.8deg); }
.events h3 { margin: 0 0 4px; font-size: 1.5rem; }
.events .when { display: inline-block; background: var(--yellow); color: #2b2622; padding: 0 8px; border-radius: 4px; font-size: 1rem; margin-bottom: 6px; }
.events p { margin: 0; color: var(--ink-soft); }

footer {
  border-top: 3px dashed var(--ink-soft);
  margin-top: 48px;
  padding: 24px 0 40px;
  text-align: center;
  color: var(--ink-soft);
  font-size: 1.05rem;
}
footer p { margin: 4px 0; }

@media (prefers-reduced-motion: reduce) {
  button, button:hover, button:active { transform: none; }
}