:root {
  --box-bgcolor-light: hsl(0, 0%, 97%);
  --box-bgcolor-dark: hsl(0, 0%, 16%);
}

.box {
  background-color: var(--box-bgcolor-light);
  color: black;
  border-radius: 5px;
  margin: 1em 0;
  padding: 0.5em;
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.4);
}

.root-dark-mode .box {
  background-color: var(--box-bgcolor-dark);
  color: var(--foreground-dark);
  box-shadow: 0 0 2px rgba(255, 255, 255, 0.25), 0 0 7px rgba(0, 0, 0, 0.15);
}

.box-tip {
  min-width: 100px;
  z-index: 1;
  text-align: center;
}

.box-danger {
  background-color: #e55;
  color: white;
  text-shadow: 0 0 3px black;
}

.root-dark-mode .box-danger {
  background-color: #d44;
  color: var(--foreground-dark);
}

.left-container .flow-item {
  display: inline-block;
  width: 600px;
  float: left;
}

.flow-reply-row {
  display: inline-flex;
  align-items: flex-start;
  width: calc(100% - 625px);
  margin-left: -25px;
  padding-left: 18px;
  overflow-x: auto;
}

.sidebar-flow-item .flow-item pre,
.sidebar-flow-item .flow-reply pre {
  cursor: text;
}

.flow-reply-row::-webkit-scrollbar {
  display: none;
}
.flow-reply-row {
  scrollbar-width: none;
  -ms-overflow-style: none;
}

.flow-reply-row:empty {
  margin: 0 !important;
  display: none;
}

.flow-item-row::after {
  content: '';
  display: block;
  clear: both;
}

.left-container .flow-reply {
  flex: 0 0 300px;
  max-height: 15em;
  margin-right: -7px;
  overflow-y: hidden;
}

.left-container .flow-item {
  margin-left: 50px;
}

@media screen and (min-width: 1301px) {
  .left-container .flow-item-row-with-prompt:hover::before {
    content: '>>';
    position: absolute;
    left: 10px;
    margin-top: 1.5em;
    color: white;
    text-shadow: /* copied from .black-outline */ -1px -1px 0 rgba(0, 0, 0, 0.6),
      0 -1px 0 rgba(0, 0, 0, 0.6), 1px -1px 0 rgba(0, 0, 0, 0.6),
      -1px 1px 0 rgba(0, 0, 0, 0.6), 0 1px 0 rgba(0, 0, 0, 0.6),
      1px 1px 0 rgba(0, 0, 0, 0.6);
    font-family: 'Consolas', 'Courier', monospace;
  }
}

@media screen and (max-width: 1300px) {
  .left-container .flow-item {
    margin-left: 10px;
  }

  .flow-reply-row {
    width: calc(100% - 485px);
  }

  .left-container .flow-item {
    width: 500px;
  }

  .flow-item-row:hover::before {
    display: none;
  }
}

@media screen and (max-width: 900px) {
  .left-container .flow-item {
    display: block;
    width: calc(100vw - 20px);
    max-width: 500px;
    float: none;
  }

  .flow-reply-row {
    display: flex;
    width: 100% !important;
    margin-left: 0;
    padding-left: 30px;
    margin-top: -2.5em;
    margin-bottom: -1em;
  }
}

.left-container .flow-item-row {
  cursor: default;
}

.box-header,
.box-footer {
  font-size: 0.8em;
}

.flow-item-row p.img {
  text-align: center;
  margin-top: 0.5em;
}
.flow-item-row p.img img {
  max-width: 100%;
  box-shadow: 0 1px 5px rgba(0, 0, 0, 0.4);
}
.left-container .flow-item-row p.img img {
  max-height: 80vh;
}

.root-dark-mode .flow-item-row p.img img {
  filter: brightness(85%);
}

.box-header-badge {
  float: right;
  margin: 0 0.5em;
}

.flow-item-dot {
  position: relative;
  top: calc(-0.5em - 4px);
  left: calc(-0.5em - 4px);
  width: 10px;
  height: 10px;
  margin-bottom: -10px;
  border-radius: 50%;
  background-color: #ffcc77;
  box-shadow: 1px 1px 5px rgba(0, 0, 0, 0.5);
  display: none;
}

.root-dark-mode .flow-item-dot {
  background-color: #eebb66;
}

.left-container .flow-item-dot {
  display: block;
}

.box-content {
  padding: 0.5em 0;
  overflow-x: auto;
}

.left-container .box-content {
  max-height: calc(100vh + 15em);
  overflow-y: hidden;
}

.box-poll.disabled {
  pointer-events: none;
}

.box-id {
  color: #666666;
}

.root-dark-mode .box-id {
  color: #bbbbbb;
}

.box-id a:hover::before {
  content: '复制全文';
  position: relative;
  width: 5em;
  height: 1.3em;
  line-height: 1.3em;
  margin-bottom: -1.3em;
  border-radius: 3px;
  text-align: center;
  top: -1.5em;
  display: block;
  color: white;
  background-color: rgba(0, 0, 0, 0.6);
  pointer-events: none;
}

.flow-item-row-quote {
  opacity: 0.8;
  filter: brightness(95%);
}

.root-dark-mode .flow-item-row-quote {
  opacity: 0.7;
  filter: unset;
}

.flow-item-quote > .box {
  margin-left: 2.5em;
  max-height: 15em;
  overflow-y: hidden;
}

.flow-item-quote .flow-item-dot,
.flow-item-quote .box-id a:hover::before {
  display: none;
}

.quote-tip {
  margin-top: 0.5em;
  margin-bottom: -10em; /* so that it will not block reply bar */
  float: left;
  display: flex;
  flex-direction: column;
  width: 2.5em;
  text-align: center;
  color: white;
}

.box-header-cw {
  color: white;
  background-color: #00c;
  font-weight: bold;
  border-radius: 3px;
  margin-right: 0.25em;
  padding: 0 0.25em;
}

.box-header-cw-edit {
  display: inline-block;
  background-color: #00c;
  border-radius: 5px;
  padding: 3px;
  margin: 0 3px;
}

.box-header-cw-edit input {
  font-size: 0.8em;
  width: 8em;
  padding: 0 3px;
}

.box-header-cw-edit button {
  font-size: 0.8em;
  margin: 0 3px;
  background: white;
}

.box-header-name {
  color: white;
  background-color: #3338;
  font-weight: bold;
  border-radius: 5px;
  margin-right: 0.5em;
  padding: 0.1em 0.5em;
}

.box-header-name.author-title {
  color: white;
  background-color: #333;
}

.root-dark-mode .box-header-cw {
  background-color: #00a;
}

.filter-name-bar {
  animation: slide-in-from-top 0.15s ease-out;
  position: sticky;
  top: 1em;
}

@keyframes slide-in-from-top {
  0% {
    opacity: 0;
    transform: translateY(-50%);
  }
  100% {
    opacity: 1;
  }
}

.reply-header-badge {
  float: right;
  padding: 0 0.5em;
  opacity: 0.4;
}

.export-textarea {
  resize: none;
  width: 100%;
  height: 50vh;
  padding: 12px;
}

.export-btn {
  float: right;
}

.flow-submode-choice {
  display: inline-block;
  color: white;
}

.flow-submode-choice a {
  margin: 10px;
  color: white;
}

.flow-submode-choice a.choiced {
  margin: 10px;
  color: white;
  font-weight: bold;
}

.danger-info {
  color: red;
}

.box-poll li > div,
.box-poll li > button {
  height: 36px !important;
}

.box-poll li > div > div.styles_labels__2rz-F {
  top: 50% !important;
  transform: translateY(-50%);
}

.box-poll span,
.box-poll button {
  font-size: 13px !important;
  white-space: pre-line !important;
}

.box-poll button {
  display: flex;
  justify-content: center;
  align-items: center;
}