.app {
  grid-template-rows: minmax(0, 1fr);
}

.chat-panel,
.sidebar,
.details {
  min-height: 0;
}

.chat-panel {
  height: 100%;
  overflow: hidden;
}

.messages {
  min-height: 0;
  overflow-y: scroll;
  overscroll-behavior: contain;
  scrollbar-color: #81918c rgba(255, 255, 255, .12);
  scrollbar-width: auto;
  background-color: #0b3538;
  background-image: linear-gradient(rgba(7, 45, 47, .18), rgba(7, 45, 47, .18)), image-set(url("./fondo.webp") type("image/webp"), url("./fondo.png") type("image/png"));
  background-position: center;
  background-size: cover;
  background-attachment: local;
}

.chat-layout {
  height: 100%;
  max-height: 100%;
  min-height: 0;
  overflow: hidden;
}

.messages::-webkit-scrollbar { width: 10px; }
.messages::-webkit-scrollbar-track { background: rgba(255, 255, 255, .1); }
.messages::-webkit-scrollbar-thumb { border: 2px solid transparent; border-radius: 10px; background: #82928d; background-clip: padding-box; }
.messages::-webkit-scrollbar-thumb:hover { background: #a7b4b0; background-clip: padding-box; }

.composer {
  position: relative;
  align-items: center;
  padding: 8px 12px;
  background: #f0f2f5;
}

.attachment-preview {
  position: absolute;
  left: 12px;
  right: 12px;
  bottom: 62px;
  z-index: 7;
  display: grid;
  grid-template-columns: 54px 1fr 34px;
  align-items: center;
  gap: 10px;
  min-height: 70px;
  padding: 8px 10px;
  border: 1px solid #d7dfdc;
  border-radius: 14px;
  background: #fff;
  box-shadow: 0 10px 28px rgba(8, 48, 43, .2);
}

.attachment-preview img {
  width: 54px;
  height: 54px;
  border-radius: 8px;
  object-fit: cover;
}

.attachment-preview strong,
.attachment-preview small {
  display: block;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.attachment-preview small { margin-top: 4px; color: #667781; }
.attachment-preview button { padding: 0; background: transparent; color: #667781; font-size: 1.7rem; }
.preview-document { display: grid; place-items: center; width: 50px; height: 54px; border-radius: 8px; background: #e7f2ef; color: #008069; font-size: 1.7rem; }

.composer textarea {
  min-height: 42px;
  border-radius: 21px;
  box-shadow: inset 0 0 0 1px rgba(17, 60, 55, .06);
  outline: none;
}

.composer-icon,
.mic-button {
  display: grid;
  place-items: center;
  width: 42px;
  height: 42px;
  flex: 0 0 42px;
  padding: 0;
  border-radius: 50%;
}

.composer-icon {
  background: transparent;
  color: #667781;
}

.mic-button {
  background: #008069;
  color: #fff;
}

.composer-icon svg,
.mic-button svg {
  width: 24px;
  height: 24px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.8;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.emoji-wrap {
  position: relative;
}

.emoji-picker {
  position: absolute;
  left: 0;
  bottom: 54px;
  z-index: 8;
  width: min(380px, calc(100vw - 24px));
  height: 360px;
  padding: 10px 8px 8px;
  border: 1px solid #d9e1de;
  border-radius: 16px;
  background: #f7f9f8;
  box-shadow: 0 12px 34px rgba(9, 43, 39, .2);
}

.emoji-search {
  display: flex;
  align-items: center;
  gap: 8px;
  height: 38px;
  margin: 0 4px 6px;
  padding: 0 12px;
  border-radius: 9px;
  background: #e9edef;
  color: #667781;
}

.emoji-search input {
  width: 100%;
  border: 0;
  outline: 0;
  background: transparent;
  color: #26332f;
}

.emoji-tabs {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  border-bottom: 1px solid #dce3e1;
}

.emoji-tabs .emoji-tab {
  width: auto;
  height: 40px;
  border-radius: 0;
  filter: grayscale(1);
  opacity: .62;
}

.emoji-tabs .emoji-tab.active {
  border-bottom: 3px solid #008069;
  filter: none;
  opacity: 1;
}

.emoji-section-label {
  padding: 9px 8px 5px;
  color: #667781;
  font-size: .69rem;
  font-weight: 700;
  letter-spacing: .08em;
  text-transform: uppercase;
}

.emoji-grid {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  align-content: start;
  height: 245px;
  overflow-y: auto;
  padding-right: 3px;
}

.emoji-grid button {
  width: 38px;
  height: 38px;
  padding: 0;
  border-radius: 9px;
  background: transparent;
  font-size: 1.35rem;
}

.emoji-grid button:hover {
  background: #edf5f2;
  transform: scale(1.12);
}

.emoji-empty {
  grid-column: 1 / -1;
  color: #667781;
  text-align: center;
}

.message {
  border-radius: 8px;
}

.message.has-media { width: fit-content; max-width: min(380px, 78%); padding: 4px; }
.message.has-media footer { padding: 0 6px 3px; }
.image-message { display: block; line-height: 0; }
.image-message img { display: block; width: min(360px, 100%); max-height: 360px; border-radius: 7px; object-fit: cover; }
.media-caption { padding: 8px 7px 4px; line-height: 1.4; }
.document-message { display: grid; grid-template-columns: 42px 1fr 28px; align-items: center; gap: 9px; min-width: 260px; padding: 10px; border-radius: 7px; background: rgba(255,255,255,.55); color: #23332f; text-decoration: none; }
.document-message strong,.document-message small { display: block; max-width: 220px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.document-message small { margin-top: 3px; color: #667781; font-size: .68rem; }
.document-icon { display: grid; place-items: center; width: 40px; height: 44px; border-radius: 7px; background: #fff; color: #008069; font-size: 1.45rem; }
.download-icon { color: #546762; font-size: 1.35rem; }

@media (max-width: 720px) {
  .messages { background-size: auto 100%; }
  .emoji-picker { left: -4px; height: 340px; }
  .emoji-grid { grid-template-columns: repeat(7, 1fr); height: 225px; }
  .emoji-grid button { width: 34px; height: 34px; }
}