html,
body {
  width: 100%;
  height: 100%;
  margin: 0;
  padding: 0;
}

* {
  box-sizing: border-box;
}

body {
  font-family: "Microsoft YaHei", "PingFang SC", "Helvetica Neue", Arial, sans-serif;
  color: #333;
  background: #e8f4fc;
  overflow: hidden;
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: 0;
  background: transparent;
  padding: 0;
  color: inherit;
}

ul,
ol,
p {
  margin: 0;
  padding: 0;
  list-style: none;
}

img {
  vertical-align: middle;
  border: 0;
  max-width: 100%;
}

:root {
  --primary: #1a7fd4;
  --primary-deep: #0d6cb5;
  --purple: #9777da;
  --text: #333;
  --muted: #666;
  --card-bg: rgba(255, 255, 255, 0.6);
  --white: #fff;
  --radius: 10px;
  --shadow: 3px 4px 5px rgba(3, 92, 154, 0.25);
}

#app {
  width: 100%;
  height: 100vh;
  overflow: hidden;
  position: relative;
}

.bg {
  background: url(../images/znwd_bg.png) no-repeat center bottom;
  background-size: cover;
  background-color: #e3f2fd;
}

#header {
  height: 100px;
  padding: 12px 3%;
  width: 100%;
  box-sizing: border-box;
  zoom: 1;
}
#header::after {
  content: '';
  display: table;
  clear: both;
}
#header .logo {
  float: left;
}
#header .logo a {
  display: block;
  line-height: 64px;
}
#header .logo .logo_emblem {
  height: 64px;
  width: auto;
  display: inline-block;
  vertical-align: middle;
  margin-right: 12px;
}
#header .logo .logo_text {
  display: inline-block;
  vertical-align: middle;
  line-height: 1.25;
}
#header .logo .logo_text strong {
  font-size: 26px;
  font-weight: 700;
  color: #1a3a5c;
  letter-spacing: 1px;
}
#header .logo .logo_text em {
  font-style: normal;
  font-size: 13px;
  color: #4a6a8a;
  letter-spacing: 1px;
  margin-top: 2px;
}
#header .header_right {
  float: right;
  text-align: right;
  max-width: 55%;
  padding-top: 18px;
}
#header .header_right a {
  display: inline-block;
  vertical-align: middle;
  padding: 8px 14px;
  font-size: 16px;
  color: #1a3a5c;
  border-radius: 6px;
  transition: background 0.2s, color 0.2s;
  white-space: nowrap;
}

#header .header_right a:hover {
  background: rgba(26, 127, 212, 0.12);
  color: var(--primary);
}

#main {
  height: calc(100vh - 100px - 108px - 16px);
  min-height: 0;
  padding: 0 1.5% 20px;
  box-sizing: border-box;
  overflow: hidden;
}

#app > .footer {
  margin-top: 16px;
}

#app > .footer .copyright {
  padding: 20px 3% 28px;
}

#app > .footer .copyright .inner {
  max-width: 1400px;
  margin: 0 auto;
}

#app > .footer .footer_red img {
  height: 56px;
}

#app > .footer .footer_marks img {
  height: 32px;
}

#main.full_screen .main_left,
#main.full_screen .main_right {
  display: none;
}

#main.full_screen .main_container {
  margin: 0 auto;
  width: 100%;
  max-width: 960px;
}

.toolbar_row {
  margin-bottom: 8px;
  zoom: 1;
}
.toolbar_row::after {
  content: '';
  display: table;
  clear: both;
}

.beginner_guide,
.disclaimers {
  display: inline-block;
  vertical-align: middle;
  margin-right: 12px;
  padding: 4px 9px;
  border-radius: 5px;
  font-size: 16px;
  white-space: nowrap;
  line-height: 1.2;
}

.beginner_guide {
  background: transparent;
  color: #333;
}

.beginner_guide:hover {
  background: rgba(151, 119, 218, 0.12);
}

.disclaimers {
  background: #9777da;
  color: #fff;
  padding: 5px 9px;
}

.disclaimers:hover {
  background: #8666c9;
}

.beginner_guide img {
  display: inline-block;
  vertical-align: middle;
  width: 19px;
  height: 19px;
  margin-right: 8px;
  object-fit: contain;
}

.disclaimers img {
  display: inline-block;
  vertical-align: middle;
  width: 17px;
  height: 17px;
  margin-right: 8px;
  object-fit: contain;
}

.step_show {
  width: 100%;
  height: 100%;
  position: fixed;
  right: 0;
  top: 0;
  z-index: 99999;
}

.step_show[hidden] {
  display: none !important;
}

.step_show .empty_frame {
  position: absolute;
  box-shadow: 0 0 0 3000px rgba(0, 0, 0, 0.66);
  border: 4px solid #a89de5;
  border-radius: 20px;
  pointer-events: none;
  transition: top 0.25s ease, left 0.25s ease, width 0.25s ease, height 0.25s ease;
  /* 尺寸与位置由 JS 按目标元素实时计算 */
  top: 0;
  left: 0;
  width: 0;
  height: 0;
}

.step_show .empty_frame span {
  position: absolute;
  width: 35px;
  height: 35px;
  line-height: 31px;
  text-align: center;
  background: #9777da;
  border-radius: 50%;
  border: 2px solid #fff;
  font-weight: 700;
  font-size: 18px;
  color: #fff;
  margin-top: -15px;
  margin-left: -15px;
}

.step_show .show_text {
  position: absolute;
  background: #9777da;
  border-radius: 10px;
  color: #fff;
  width: 340px;
  max-width: calc(100vw - 24px);
  padding: 15px 20px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
  z-index: 1;
  /* 位置由 JS 计算，避免写死导致偏移 */
  top: 0;
  left: 0;
}

.step_show .show_text p {
  margin: 0;
  font-weight: 700;
  font-size: 15px;
  line-height: 1.7;
}

.step_show .show_text .btn {
  text-align: right;
  margin-top: 20px;
}

.step_show .show_text .btn span {
  cursor: pointer;
  background: #eee8fa;
  border-radius: 6px;
  color: #9777da;
  padding: 4px 10px;
  font-size: 13px;
  display: inline-block;
  user-select: none;
}

.step_show .show_text .btn span + span {
  margin-left: 10px;
}

.step_show .show_text .btn span.skip {
  background: #503980;
  color: #fff;
}

.step_show .show_text .btn span.c_n {
  cursor: not-allowed;
  opacity: 0.55;
}

.main_bottom {
  display: table;
  width: 100%;
  height: calc(100% - 40px);
  min-height: 0;
  table-layout: fixed;
}

.card {
  background: var(--card-bg);
  border-radius: var(--radius);
  padding: 12px;
  display: block;
}

.card_title {
  font-weight: 700;
  margin-bottom: 10px;
  font-size: 16px;
  color: #1a3a5c;
}

.main_left {
  display: table-cell;
  vertical-align: top;
  width: 280px;
  height: 100%;
  padding-right: 16px;
}

.main_left .scrolling_div {
  overflow-y: auto;
  padding: 0 4px 4px;
  min-height: 0;
  max-height: calc(100vh - 220px);
}

.card_container {
  display: block;
  background: #fff;
  border-radius: var(--radius);
  margin-bottom: 14px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.card_container > button.nav_item {
  width: 100%;
  text-align: left;
  background: url(../images/znwd_nav_bg.png) no-repeat center;
  background-size: 100% 100%;
  line-height: 54px;
  padding: 0 18px;
  font-size: 16px;
  color: #1a3a5c;
  font-weight: 600;
  position: relative;
  zoom: 1;
}
.card_container > button.nav_item::after {
  content: '';
  display: table;
  clear: both;
}
.card_container > button.nav_item .nav_left {
  display: inline-block;
  vertical-align: middle;
}
.card_container > button.nav_item .nav_ico {
  display: inline-block;
  vertical-align: middle;
  width: 28px;
  height: 28px;
  line-height: 28px;
  text-align: center;
  border-radius: 6px;
  margin-right: 10px;
  background: linear-gradient(145deg, #4aa3e8, #1a7fd4);
  color: #fff;
}
.card_container > button.nav_item .nav_ico svg {
  width: 16px;
  height: 16px;
}
.card_container > button.nav_item .arrow {
  float: right;
  width: 10px;
  height: 10px;
  margin-top: 20px;
  border-right: 2px solid #5a7a9a;
  border-bottom: 2px solid #5a7a9a;
  transform: rotate(45deg);
  transition: transform 0.25s;
  margin-bottom: 4px;
}

.card_container.open > button.nav_item .arrow {
  transform: rotate(-135deg);
  margin-bottom: -4px;
}

.detail_container {
  height: 0;
  overflow: hidden;
  transition: height 0.28s ease;
  background: #fff;
}

.card_container.open .detail_container {
  height: auto;
  padding: 12px 14px 16px;
}

.detail_tip {
  font-size: 13px;
  color: #333;
  line-height: 1.7;
  margin-bottom: 12px;
}
.detail_suggest button {
  display: block;
  width: 100%;
  margin-bottom: 8px;
  text-align: left;
  padding: 9px 14px;
  border: 0;
  border-radius: 8px;
  font-size: 14px;
  color: #1a3a5c;
  line-height: 1.4;
  background: #eaf4fc;
  transition: background 0.2s, color 0.2s;
}

.detail_suggest button:hover {
  background: #d7ebfa;
  color: var(--primary);
}

.relate_box {
  margin-top: 14px;
  padding-top: 4px;
}

.relate_title {
  font-size: 14px;
  font-weight: 600;
  color: #333;
  margin-bottom: 10px;
}
.relate_list {
  zoom: 1;
  margin: -5px;
}
.relate_list::after {
  content: '';
  display: table;
  clear: both;
}
.relate_link {
  float: left;
  display: inline-block;
  text-align: center;
  min-width: 96px;
  margin: 5px;
  padding: 6px 14px;
  border: 1px solid #4aa3e8;
  border-radius: 6px;
  color: #1a7fd4;
  font-size: 13px;
  background: #fff;
  transition: background 0.2s, color 0.2s;
}

.relate_link:hover {
  background: #eaf4fc;
  color: var(--primary-deep);
}

.main_container {
  display: table-cell;
  vertical-align: top;
  width: auto;
  min-width: 0;
  min-height: 0;
  position: relative;
}

.srolling_box {
  overflow-y: auto;
  padding: 20px 60px 16px;
  min-height: 0;
  height: calc(100vh - 390px);
}

.welcome_wrap {
  position: relative;
  margin-left: 40px;
  margin-bottom: 24px;
}

.welcome_wrap .robot_big {
  position: absolute;
  width: 72px;
  height: 72px;
  left: -85px;
  top: -28px;
  border-radius: 50%;
  background: #fff;
  object-fit: cover;
  box-shadow: 0 4px 12px rgba(26, 127, 212, 0.25);
}

.answer_box {
  position: relative;
  background: #fff;
  padding: 20px 28px;
  border-radius: 0 24px 24px 24px;
  box-shadow: 0 4px 16px rgba(3, 92, 154, 0.08);
}

.answer_box.welcome {
  padding: 0;
  background: transparent;
  box-shadow: none;
}

.welcome_inner {
  background: #fff;
  padding: 22px 28px;
  border-radius: 0 24px 24px 24px;
  box-shadow: 0 4px 16px rgba(3, 92, 154, 0.08);
}

.welcome_text {
  font-size: 16px;
  line-height: 1.7;
  color: #333;
  margin-bottom: 16px;
}

.guess_head {
  margin-bottom: 12px;
  color: #555;
  font-size: 14px;
  zoom: 1;
}
.guess_head::after {
  content: '';
  display: table;
  clear: both;
}
.guess_head > *:last-child {
  float: right;
}

.change_question {
  display: inline-block;
  vertical-align: middle;
  color: var(--primary);
  font-size: 13px;
}

.change_question:hover {
  color: var(--primary-deep);
}
.guess_list {
  zoom: 1;
  margin: -5px;
}
.guess_list::after {
  content: '';
  display: table;
  clear: both;
}
.guess_list button {
  float: left;
  margin: 5px;
  padding: 8px 16px;
  border-radius: 20px;
  border: 1px solid #9ec9ef;
  background: #f3f9ff;
  color: var(--primary);
  font-size: 14px;
  line-height: 1.4;
  transition: background 0.2s, border-color 0.2s;
}

.guess_list button:hover {
  background: #e3f1fc;
  border-color: var(--primary);
}

.msg_row {
  margin-bottom: 28px;
  position: relative;
  zoom: 1;
}
.msg_row::after {
  content: '';
  display: table;
  clear: both;
}

.msg_row.user {
  padding-right: 50px;
  text-align: right;
}

.msg_row.bot {
  padding-left: 50px;
  text-align: left;
}

.msg_row .avatar {
  position: absolute;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  object-fit: cover;
  background-color: #fff;
  background-repeat: no-repeat;
  background-position: center;
  background-size: cover;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
  display: block;
  overflow: hidden;
}

.msg_row.bot .avatar {
  left: 0;
  top: -8px;
  background-image: url(../images/znwd_robot.png);
}

.msg_row.user .avatar {
  right: 0;
  top: -4px;
  background-image: url(../images/znwd_user.png);
}

.msg_row.user .bubble {
  display: inline-block;
  text-align: left;
  background: linear-gradient(135deg, #2a8ff7, #4aa8ff);
  color: #fff;
  border-radius: 24px 0 24px 24px;
  padding: 12px 20px;
  max-width: 75%;
  line-height: 1.6;
  font-size: 15px;
  box-shadow: 0 4px 12px rgba(42, 143, 247, 0.3);
}

.msg_row.bot .bubble {
  display: inline-block;
  text-align: left;
  background: #fff;
  border-radius: 0 24px 24px 24px;
  padding: 18px 24px;
  max-width: 85%;
  box-shadow: 0 4px 16px rgba(3, 92, 154, 0.08);
}

.msg_row.bot .bubble .loading {
  color: var(--muted);
  font-size: 14px;
}

.msg_row.bot .bubble .result_intro {
  font-size: 15px;
  line-height: 1.6;
  margin-bottom: 12px;
  color: #333;
}

.msg_row.bot .bubble .result_intro .kw {
  color: var(--primary);
  font-weight: 600;
}
.result_item {
  border: 1px solid #e8eef5;
  border-radius: 10px;
  padding: 12px 14px;
  margin-bottom: 12px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.result_item:hover {
  border-color: #9ec9ef;
  box-shadow: 0 2px 8px rgba(26, 127, 212, 0.1);
}

.result_item a.title {
  display: block;
  font-size: 15px;
  font-weight: 600;
  color: #1a3a5c;
  line-height: 1.5;
  margin-bottom: 6px;
}

.result_item a.title:hover {
  color: var(--primary);
}

.result_item a.title em {
  color: #e74c3c;
  font-style: normal;
}

.result_item .meta {
  font-size: 12px;
  color: #999;
  margin-bottom: 6px;
}

.result_item .snippet {
  font-size: 13px;
  color: #666;
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.result_item .snippet em {
  color: #e74c3c;
  font-style: normal;
}

.think_panel {
  margin-bottom: 10px;
  padding: 10px 12px;
  background: #f7f8fa;
  border-radius: 8px;
  border-left: 3px solid var(--purple);
  font-size: 13px;
  color: #666;
  line-height: 1.6;
}

.empty_tip {
  color: #999;
  font-size: 14px;
  padding: 8px 0;
}

.input_area {
  padding: 0 40px 8px;
  position: relative;
  z-index: 2;
}

.input_box {
  background: #fff;
  border-radius: 16px;
  padding: 12px 14px 12px 18px;
  box-shadow: 0 4px 20px rgba(3, 92, 154, 0.12);
  border: 1px solid #e0eaf3;
  zoom: 1;
}
.input_box::after {
  content: '';
  display: table;
  clear: both;
}

.input_box textarea {
  float: left;
  width: calc(100% - 100px);
  border: 0;
  outline: none;
  resize: none;
  font-size: 15px;
  line-height: 1.5;
  max-height: 120px;
  min-height: 28px;
  font-family: inherit;
  color: #333;
  background: transparent;
}

.input_box textarea::placeholder {
  color: #aaa;
}

.input_actions {
  float: right;
  margin-left: 10px;
  white-space: nowrap;
}
.input_actions > * {
  display: inline-block;
  vertical-align: middle;
  margin-left: 8px;
}

.mic_btn img {
  width: 28px;
  height: 28px;
  opacity: 0.85;
}

.mic_btn:hover img {
  opacity: 1;
}

.send_btn img {
  width: 40px;
  height: 40px;
  display: block;
}

.send_btn:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.bottom_tools {
  padding: 10px 4px 8px;
  zoom: 1;
}
.bottom_tools::after {
  content: '';
  display: table;
  clear: both;
}

.tool_btn {
  display: inline-block;
  vertical-align: middle;
  margin-right: 16px;
  margin-bottom: 8px;
  font-size: 13px;
  color: #555;
  padding: 4px 6px;
  border-radius: 6px;
  transition: background 0.2s, color 0.2s;
}
.tool_btn img,
.tool_btn svg {
  display: inline-block;
  vertical-align: middle;
  width: 18px;
  height: 18px;
  margin-right: 5px;
}

.tool_btn:hover,
.tool_btn.on {
  color: var(--primary);
  background: rgba(26, 127, 212, 0.08);
}

.tool_btn.think.on {
  color: var(--purple);
  background: rgba(151, 119, 218, 0.12);
}

.char_count {
  float: right;
  font-size: 12px;
  color: #999;
  line-height: 26px;
}

.char_count em {
  font-style: normal;
  color: #666;
}

.main_right {
  display: table-cell;
  vertical-align: top;
  width: 260px;
  padding-left: 16px;
  overflow-y: auto;
  overflow-x: hidden;
}

.cover_card {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  height: 140px;
  box-shadow: var(--shadow);
  cursor: pointer;
}

.cover_card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.cover_mask {
  position: absolute;
  inset: 0;
  background: linear-gradient(transparent 40%, rgba(0, 40, 80, 0.55));
  padding: 12px 14px;
  color: #fff;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: 1px;
  zoom: 1;
}
.cover_mask::after {
  content: '';
  display: table;
  clear: both;
}
.cover_mask > *:first-child {
  float: left;
  margin-top: 90px;
}
.cover_mask .play_icon {
  float: right;
  margin-top: 80px;
}

.play_icon {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.9);
  position: relative;
}

.play_icon::after {
  content: "";
  position: absolute;
  left: 14px;
  top: 11px;
  border-style: solid;
  border-width: 7px 0 7px 12px;
  border-color: transparent transparent transparent var(--primary);
}
.action_list {
  margin-top: 14px;
  margin-bottom: 14px;
}
.action_list .action_item {
  margin-bottom: 12px;
}
.action_list .action_item:last-child {
  margin-bottom: 0;
}
.action_item {
  display: flex;
  align-items: center;
  background: #fff;
  border-radius: 12px;
  padding: 14px 16px;
  border: 1px solid rgba(26, 127, 212, 0.1);
  box-shadow: 0 2px 10px rgba(3, 92, 154, 0.08);
  font-size: 15px;
  font-weight: 600;
  color: #1a3a5c;
  line-height: 1.3;
  letter-spacing: 0.5px;
  transition: transform 0.2s, box-shadow 0.2s, border-color 0.2s, color 0.2s;
}
.action_item:hover {
  transform: translateY(-2px);
  border-color: rgba(26, 127, 212, 0.28);
  box-shadow: 0 6px 16px rgba(3, 92, 154, 0.14);
  color: var(--primary);
}
.action_icon {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  width: 42px;
  height: 42px;
  border-radius: 10px;
  margin-right: 14px;
  color: #fff;
}
.action_icon svg {
  display: block;
  width: 20px;
  height: 20px;
}
.action_icon.purple {
  background: linear-gradient(145deg, #b39ae8, #8f6fd4);
}
.action_icon.blue {
  background: linear-gradient(145deg, #5aadef, #1674c4);
}
.action_icon.green {
  background: linear-gradient(145deg, #6dcf9a, #34a066);
}

.history_card {
  min-height: 160px;
  background: #fff;
}

.history_head {
  margin-bottom: 8px;
  zoom: 1;
}
.history_head::after {
  content: '';
  display: table;
  clear: both;
}
.history_head .card_title {
  float: left;
}
.history_clear {
  float: right;
}

.history_head .card_title {
  margin-bottom: 0;
}

.history_clear {
  display: inline-block;
  vertical-align: middle;
  font-size: 12px;
  color: #999;
}

.history_clear:hover {
  color: #e74c3c;
}

.history_list {
  overflow-y: auto;
  min-height: 0;
  max-height: 280px;
}

.history_list li {
  padding: 10px 4px;
  border-bottom: 1px solid #f0f0f0;
  cursor: pointer;
}

.history_list li:hover .h-q {
  color: var(--primary);
}

.history_list .h-q {
  font-size: 14px;
  color: #333;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 4px;
}

.history_list .h-date {
  font-size: 12px;
  color: #aaa;
}

.history_list .empty {
  text-align: center;
  color: #bbb;
  font-size: 13px;
  padding: 24px 0;
}

.modal_mask {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.45);
  z-index: 1000;
  padding: 20px;
  text-align: center;
}
.modal_mask::before {
  content: '';
  display: inline-block;
  height: 100%;
  vertical-align: middle;
}

.modal_mask[hidden] {
  display: none !important;
}

.modal_box {
  display: inline-block;
  vertical-align: middle;
  text-align: left;
  background: #fff;
  border-radius: 12px;
  width: 100%;
  max-width: 720px;
  box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
  overflow: hidden;
}

.modal_box.mzsm {
  width: 62%;
  max-width: 860px;
  min-width: 320px;
}

.modal_header {
  padding: 16px 24px;
  border-bottom: 1px solid #eee;
  zoom: 1;
}
.modal_header::after {
  content: '';
  display: table;
  clear: both;
}
.modal_header h3 {
  float: left;
  margin: 0;
  font-size: 20px;
  color: #333;
  font-weight: 600;
}
.modal_close {
  float: right;
  font-size: 24px;
  color: #999;
  line-height: 1;
  width: 32px;
  height: 32px;
}

.modal_close[hidden] {
  display: none !important;
}

.modal_body {
  padding: 24px 28px;
  font-size: 15px;
  line-height: 1.9;
  color: #555;
  max-height: 55vh;
  overflow-y: auto;
}

.modal_body ol {
  margin: 12px 0;
  padding-left: 22px;
  list-style: decimal;
}

.modal_body li {
  margin: 6px 0;
}

.modal_body p + p {
  margin-top: 10px;
}

.modal_footer {
  padding: 12px 24px 24px;
  text-align: center;
}

.modal_ok {
  background: #9777da;
  color: #fff;
  padding: 8px 36px;
  border-radius: 6px;
  font-size: 15px;
  min-width: 120px;
}

.modal_ok:hover {
  background: #8666c9;
}

.modal_ok:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.modal_mask.first .modal_close {
  display: none;
}

.toast {
  position: fixed;
  left: 50%;
  top: 20%;
  transform: translateX(-50%);
  background: rgba(0, 0, 0, 0.75);
  color: #fff;
  padding: 12px 24px;
  border-radius: 8px;
  font-size: 14px;
  z-index: 1100;
  max-width: 80%;
  text-align: center;
  line-height: 1.5;
}

.toast[hidden] {
  display: none !important;
}

.big_font .welcome_text,
.big_font .msg_row .bubble,
.big_font .guess_list button,
.big_font .result_item a.title {
  font-size: 18px !important;
}

.big_font .result_item .snippet,
.big_font .detail_tip,
.big_font .detail_suggest button {
  font-size: 15px !important;
}

.big_font .nav_item,
.big_font .card_title,
.big_font .action_item {
  font-size: 18px !important;
}

.srolling_box::-webkit-scrollbar,
.scrolling_div::-webkit-scrollbar,
.history_list::-webkit-scrollbar,
.main_right::-webkit-scrollbar {
  width: 6px;
}

.srolling_box::-webkit-scrollbar-thumb,
.scrolling_div::-webkit-scrollbar-thumb,
.history_list::-webkit-scrollbar-thumb,
.main_right::-webkit-scrollbar-thumb {
  background: rgba(26, 127, 212, 0.35);
  border-radius: 3px;
}

@media (max-width: 1100px) {
  .main_left,
  .main_right {
    width: 220px;
  }

  .srolling_box {
    padding: 16px 40px 12px;
  }

  .input_area {
    padding: 0 20px 4px;
  }
}

@media (max-width: 900px) {
  body {
    overflow: auto;
  }

  #app {
    height: auto;
    min-height: 100vh;
    overflow: visible;
  }

  #header {
    height: auto;
    padding: 12px 4%;
  }
  #header .logo,
  #header .header_right {
    float: none;
    max-width: none;
    text-align: left;
    padding-top: 0;
  }
  #header .header_right {
    margin-top: 10px;
  }

  #header .logo img {
    height: 52px;
  }

  #header .logo .logo_emblem {
    height: 48px;
  }

  #header .logo .logo_text strong {
    font-size: 18px;
  }

  #header .logo .logo_text em {
    font-size: 11px;
  }

  #header .header_right {
    width: 100%;
  }

  #header .header_right a {
    padding: 6px 10px;
    font-size: 14px;
  }

  #main {
    height: auto;
    padding-bottom: 28px;
    overflow: visible;
  }
  .main_bottom {
    display: block;
    height: auto;
  }
  .main_left,
  .main_container,
  .main_right {
    display: block;
    width: 100%;
    height: auto;
    padding-left: 0;
    padding-right: 0;
  }

  .main_left {
    max-height: none;
  }

  .srolling_box {
    padding: 16px 16px 16px 56px;
    max-height: 55vh;
  }

  .welcome_wrap {
    margin-left: 0;
  }

  .welcome_wrap .robot_big {
    left: -48px;
    width: 52px;
    height: 52px;
    top: -16px;
  }

  .input_area {
    padding: 0 8px;
  }

  .cover_card {
    height: 160px;
  }

  .step_show .show_text {
    width: calc(100vw - 40px);
    max-width: 340px;
  }

  .modal_box.mzsm {
    width: 92%;
  }
}