body {
  background: #008080;
  font-family: "Pixelated MS Sans Serif", Arial, sans-serif;
  font-size: 11px;
  padding: 2rem 1rem 1rem;
  -webkit-font-smoothing: none;
  -moz-osx-font-smoothing: grayscale;
  font-smooth: never;
  text-rendering: optimizeSpeed;
}

.page {
  max-width: 720px;
  margin: 0 auto;
}

h1 {
  font-size: 44px;
  color: #fff;
  text-shadow: 1px 1px #000;
}

.tagline {
  color: #fff;
  font-weight: bold;
}

.label {
  color: #fff;
  font-weight: bold;
  margin: 1.5rem 0 0.5rem;
  text-align: center;
}

.caption {
  color: #fff;
  text-align: center;
  margin: 6px 0 0;
}

.closer {
  color: #fff;
  font-weight: bold;
  font-size: 22px;
  text-align: center;
  margin: 1.75rem 0 0;
}

/* side-by-side comparison rows */
.compare {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  justify-content: center;
  align-items: flex-start;
}

.compare > div {
  flex: 1;
  min-width: 260px;
  max-width: 360px;
}

.compare h3 {
  color: #fff;
  text-align: center;
  margin-bottom: 8px;
  font-size: 11px;
}

.compare + .label {
  margin-top: 3rem;
}

.caption + .window {
  margin-top: 12px;
}

/* chat windows */
.chat-window {
  width: 100%;
}

.chat-log {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 6px;
  background: #fff;
  border: 1px solid #808080;
  margin-bottom: 6px;
}

.pane-head {
  font-weight: bold;
  margin: 0;
  padding: 0 4px 4px;
  border-bottom: 1px solid #e0e0e0;
}

.msg {
  padding: 2px 4px;
  line-height: 1.35;
}

.msg .sender {
  display: block;
  font-weight: bold;
  color: #000080;
}

.time {
  font-weight: normal;
  color: #808080;
  margin-left: 6px;
}

.thread {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin: 2px 0 0 12px;
  padding-left: 8px;
  border-left: 2px solid #c0c0c0;
}

.reactions {
  margin: 2px 0 0 4px;
}

.reactions span {
  display: inline-block;
  padding: 0 4px;
  margin-right: 4px;
  background: #f0f0f0;
  border: 1px solid #c0c0c0;
}

.more {
  color: #000080;
  text-align: center;
  margin: 0;
}

/* chat client: tree-view sidebar + pane */
.client {
  display: flex;
  gap: 6px;
  margin-bottom: 6px;
}

.client-tree {
  flex: 0 0 auto;
  min-width: 96px;
}

.client-tree .unread {
  font-weight: bold;
}

.client-tree .badge {
  margin-left: 4px;
}

.client-tree .sel {
  background: #000080;
  color: #fff;
  padding: 0 2px;
}

.client-pane {
  flex: 1;
  min-width: 0;
  margin-bottom: 0;
}

/* inbox */
.dm-row {
  display: flex;
  align-items: baseline;
  gap: 6px;
  padding: 4px;
  border-bottom: 1px solid #e0e0e0;
}

.dm-row:last-child {
  border-bottom: none;
}

.dm-name {
  font-weight: bold;
  flex: 0 0 52px;
}

.dm-preview {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
}

.badge {
  background: #c00000;
  color: #fff;
  font-weight: bold;
  padding: 0 5px;
}

/* search */
.search-row {
  display: flex;
  gap: 6px;
  margin-bottom: 6px;
}

.search-row input {
  flex: 1;
  min-width: 0;
}

.result-meta {
  color: #808080;
  padding: 0 4px;
}

.end-of-results {
  color: #808080;
  text-align: center;
  margin: 8px 0 0;
  padding-top: 6px;
  border-top: 1px solid #e0e0e0;
}

/* why / but */
.text-window {
  margin-top: 2rem;
}

.text-window .window-body {
  line-height: 1.5;
}

.text-window ul {
  margin: 0;
  padding-left: 18px;
}

.text-window li {
  margin-bottom: 6px;
}

.text-window dt {
  font-weight: bold;
  margin-top: 10px;
}

.text-window dt:first-child {
  margin-top: 0;
}

.text-window dd {
  margin: 2px 0 0 0;
}

/* additional examples, faded in on scroll */
#examples {
  margin-top: 3rem;
}

.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.shown {
  opacity: 1;
  transform: none;
}

footer {
  margin-top: 3rem;
  padding: 8px 4px;
  text-align: center;
  color: #000;
  background: #c0c0c0;
  border-top: 1px solid #000;
}

footer p {
  margin: 4px 0;
}

footer a {
  color: #000080;
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

@media (max-width: 520px) {
  .client {
    flex-direction: column;
  }
}