html,
body,
div,
span,
applet,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
a,
abbr,
acronym,
address,
big,
cite,
code,
del,
dfn,
em,
img,
ins,
kbd,
q,
s,
samp,
small,
strike,
strong,
sub,
sup,
tt,
var,
b,
u,
i,
center,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
embed,
figure,
figcaption,
footer,
header,
hgroup,
menu,
nav,
output,
ruby,
section,
summary,
time,
mark,
audio,
video {
    margin: 0;
    padding: 0;
    border: 0;
    font-size: 100%;
    font: inherit;
    vertical-align: baseline;
    box-sizing: inherit;
}

/* HTML5 display-role reset for older browsers */
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
    display: block;
}

body {
    line-height: 1;
    box-sizing: border-box;
}

ol,
ul {
    list-style: none;
}

blockquote,
q {
    quotes: none;
}

blockquote:before,
blockquote:after,
q:before,
q:after {
    content: '';
    content: none;
}

table {
    border-collapse: collapse;
    border-spacing: 0;
}

input,
button,
select,
textarea {
    margin: 0;
    padding: 0;
    border: 1px solid #c3c3c3;
    outline: none;
    color: inherit;
}

textarea {
    resize: none
}

body {
    box-sizing: border-box;
    -webkit-user-select: none;
        -ms-user-select: none;
            user-select: none;
    background-color: #242128;
    min-width: 320px;
    overflow-y: scroll;
}

body * {
    box-sizing: inherit;
}

.btn {
    outline: none;
    border: none;
    background-color: #4d9b4d;
    padding: 10px 30px;
    color: #f5f5f5;
    border-radius: 5px;
    cursor: pointer;
    -webkit-transition: background-color .3s;
    transition: background-color .3s;
}

.btn-blue {
    background-color: #5483ca;
}

.btn:hover {
    background-color: #549654;
}

.btn-blue:hover {
    background-color: #3864a5;
}

::-webkit-scrollbar {
    width: 6px;
    height: 1px;
}

::-webkit-scrollbar-thumb {
    background: #dfdfdf;
}

::-webkit-scrollbar-track {
    background: transparent;
}
/* ------------------------------------ 全局样式 ------------------------------------ */
:root {
  --pink-primary: #ff6b9d;
  --pink-secondary: #ffb6c1;
  --pink-light: #ffd1dc;
  --pink-bg: #fff0f5;
  --dark-primary: #333333;
  --dark-secondary: #666666;
  --light-text: #ffffff;
  --shadow: 0 4px 8px rgba(255, 107, 157, 0.2);
  --border-radius: 12px;
  --card-shadow: 0 2px 10px rgba(255, 107, 157, 0.15);
}

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background-color: #fff0f5;
  background-color: var(--pink-bg);
  color: #333333;
  color: var(--dark-primary);
  margin: 0;
  padding: 0;
}

/* ------------------------------------ 头部样式 ------------------------------------ */
header {
  padding: 30px 40px;
  color: #ffffff;
  color: var(--light-text);
  background-color: #ff6b9d;
  background-color: var(--pink-primary);
  text-align: center;
  box-shadow: 0 4px 8px rgba(255, 107, 157, 0.2);
  box-shadow: var(--shadow);
}

.title {
  font-size: 36px;
  font-weight: bold;
  margin: 0;
}

.description {
  padding-top: 10px;
  color: #ffffff;
  color: var(--light-text);
  font-weight: 300;
  line-height: 1.4em;
}

.btn-box {
  text-align: center;
  padding-top: 20px;
}

.link {
  text-align: right;
  padding: 10px 15px 0 0;
  font-size: 14px;
  background-color: #ff6b9d;
  background-color: var(--pink-primary);
}

.link>a:link,
.link>a:visited,
.link>a:hover,
.link>a:active {
  color: #ffffff;
  color: var(--light-text);
  text-decoration: none;
}

/* ------------------------------------ 主要布局 ------------------------------------ */
.main-container {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  min-height: -webkit-calc(100vh - 120px);
  min-height: calc(100vh - 120px);
}

/* 左侧边栏 */
.sidebar-left {
  width: 250px;
  background-color: #fff;
  border-right: 1px solid #ffd1dc;
  border-right: 1px solid var(--pink-light);
  box-shadow: 0 4px 8px rgba(255, 107, 157, 0.2);
  box-shadow: var(--shadow);
  padding: 20px 0;
  overflow-y: auto;
  z-index: 10;
}

/* 中心画布区域 */
.canvas-area {
  -webkit-box-flex: 1;
  -webkit-flex: 1;
      -ms-flex: 1;
          flex: 1;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  background-color: #fff0f5;
  background-color: var(--pink-bg);
  position: relative;
  overflow: hidden;
}

.canvas-grid {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: radial-gradient(circle, #ffd1dc 1px, transparent 1px);
  background-image: radial-gradient(circle, var(--pink-light) 1px, transparent 1px);
  background-size: 20px 20px;
  opacity: 0.3;
  pointer-events: none;
}

.canvas-controls {
  position: absolute;
  bottom: 20px;
  left: 50%;
  -webkit-transform: translateX(-50%);
      -ms-transform: translateX(-50%);
          transform: translateX(-50%);
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  background-color: rgba(255, 255, 255, 0.8);
  border-radius: 30px;
  padding: 5px;
  box-shadow: 0 4px 8px rgba(255, 107, 157, 0.2);
  box-shadow: var(--shadow);
}

.canvas-controls button {
  background-color: transparent;
  border: none;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  margin: 0 5px;
  cursor: pointer;
  -webkit-transition: all 0.2s;
  transition: all 0.2s;
}

.canvas-controls button:hover {
  background-color: #ffd1dc;
  background-color: var(--pink-light);
}

/* 右侧边栏 */
.sidebar-right {
  width: 300px;
  background-color: #fff;
  border-left: 1px solid #ffd1dc;
  border-left: 1px solid var(--pink-light);
  box-shadow: 0 4px 8px rgba(255, 107, 157, 0.2);
  box-shadow: var(--shadow);
  padding: 20px;
  overflow-y: auto;
  z-index: 10;
}

.settings-container {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
      -ms-flex-direction: column;
          flex-direction: column;
  grid-gap: 15px;
  gap: 15px;
}

.setting-group {
  background-color: #fff0f5;
  background-color: var(--pink-bg);
  border-radius: 12px;
  border-radius: var(--border-radius);
  padding: 15px;
  box-shadow: 0 2px 10px rgba(255, 107, 157, 0.15);
  box-shadow: var(--card-shadow);
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
}

.setting-group:hover {
  -webkit-transform: translateY(-2px);
      -ms-transform: translateY(-2px);
          transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(255, 107, 157, 0.25);
}

.setting-group > label {
  display: block;
  margin-bottom: 10px;
  font-weight: 500;
  color: #333333;
  color: var(--dark-primary);
  border-bottom: 1px solid #ffd1dc;
  border-bottom: 1px solid var(--pink-light);
  padding-bottom: 5px;
}

/* ------------------------------------ 分类与设备列表 ------------------------------------ */
.category-title {
  font-size: 16px;
  font-weight: 600;
  color: #ff6b9d;
  color: var(--pink-primary);
  margin: 15px 0 10px 20px;
}

.sort-list {
  list-style: none;
  padding: 0;
  margin: 0;
}

.sort-list>li {
  padding: 12px 20px;
  cursor: pointer;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  border-left: 3px solid transparent;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
}

.sort-list>li:hover {
  background-color: #fff0f5;
  background-color: var(--pink-bg);
}

.sort-list>.sort-selected {
  background-color: #ffd1dc;
  background-color: var(--pink-light);
  border-left: 3px solid #ff6b9d;
  border-left: 3px solid var(--pink-primary);
  font-weight: 500;
}

.sort-list>li .category-icon {
  margin-right: 10px;
  font-size: 18px;
  color: #ff6b9d;
  color: var(--pink-primary);
  display: -webkit-inline-box;
  display: -webkit-inline-flex;
  display: -ms-inline-flexbox;
  display: inline-flex;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  width: 24px;
  height: 24px;
}

.device-list {
  padding: 10px 20px;
  max-height: 0;
  overflow: hidden;
  -webkit-transition: max-height 0.3s ease;
  transition: max-height 0.3s ease;
}

.device-list.active {
  max-height: 500px;
  overflow-y: auto;
}

.device-item {
  padding: 8px 0 8px 30px;
  cursor: pointer;
  -webkit-transition: all 0.2s;
  transition: all 0.2s;
  border-radius: 6px;
  margin-bottom: 5px;
}

.device-item:hover {
  background-color: #fff0f5;
  background-color: var(--pink-bg);
}

.device-item.selected {
  background-color: #ffd1dc;
  background-color: var(--pink-light);
  font-weight: 500;
}

/* ------------------------------------ 设备展示 ------------------------------------ */
.preview-container {
  position: relative;
  -webkit-transition: -webkit-transform 0.3s;
  transition: -webkit-transform 0.3s;
  transition: transform 0.3s;
  transition: transform 0.3s, -webkit-transform 0.3s;
  -webkit-transform-origin: center;
      -ms-transform-origin: center;
          transform-origin: center;
  margin: auto;
}

.preview-box {
  position: relative;
  font-size: 0;
  background-color: transparent;
  -webkit-transition: all 0.4s;
  transition: all 0.4s;
}

.preview-frame {
  position: relative;
  max-width: 100%;
  max-height: 70vh;
  -webkit-transition: -webkit-transform 0.3s;
  transition: -webkit-transform 0.3s;
  transition: transform 0.3s;
  transition: transform 0.3s, -webkit-transform 0.3s;
}

.preview-location {
  position: absolute;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.preview-img {
  position: absolute;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  overflow: hidden;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}

/* ------------------------------------ 按钮样式 ------------------------------------ */
.btn {
  display: inline-block;
  padding: 10px 20px;
  border-radius: 30px;
  background-color: #ff6b9d;
  background-color: var(--pink-primary);
  color: #fff;
  border: none;
  font-size: 14px;
  cursor: pointer;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
  box-shadow: 0 4px 8px rgba(255, 107, 157, 0.2);
  box-shadow: var(--shadow);
}

.btn:hover {
  background-color: #ff4d8c;
  -webkit-transform: translateY(-2px);
      -ms-transform: translateY(-2px);
          transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(255, 107, 157, 0.3);
}

.btn-secondary {
  background-color: #ffd1dc;
  background-color: var(--pink-light);
  color: #333333;
  color: var(--dark-primary);
}

.btn-secondary:hover {
  background-color: #ffb6c1;
  background-color: var(--pink-secondary);
}

/* 卡片式按钮样式 */
.setting-group .btn {
  width: 100%;
  text-align: center;
  margin-top: 5px;
}

/* ------------------------------------ 设置面板 ------------------------------------ */
.setting-box-cover {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  z-index: 99;
  padding: 60px 0;
  background-color: rgba(0, 0, 0, .6);
  visibility: hidden;
  opacity: 0;
  -webkit-transition: visibility .3s, opacity .3s;
  transition: visibility .3s, opacity .3s;
}

.setting-box-show {
  visibility: visible;
  opacity: 1;
}

.setting-box {
  width: 80%;
  min-width: 990px;
  max-width: 1366px;
  margin: 0 auto;
  background-color: #fff;
  font-size: 14px;
  border-radius: 12px;
  border-radius: var(--border-radius);
  -webkit-transition: -webkit-transform .3s;
  transition: -webkit-transform .3s;
  transition: transform .3s;
  transition: transform .3s, -webkit-transform .3s;
  -webkit-transform: scale(.8);
      -ms-transform: scale(.8);
          transform: scale(.8);
  overflow: hidden;
}

.setting-box-show>.setting-box {
  -webkit-transform: scale(1);
      -ms-transform: scale(1);
          transform: scale(1);
}

.setting-header {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: justify;
  -webkit-justify-content: space-between;
      -ms-flex-pack: justify;
          justify-content: space-between;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  padding: 15px 20px;
  background-color: #ff6b9d;
  background-color: var(--pink-primary);
  color: white;
}

.setting-header>svg {
  cursor: pointer;
  fill: white;
}

.setting-content {
  padding: 20px;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
      -ms-flex-direction: column;
          flex-direction: column;
}

.setting-box-img {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  margin-bottom: 20px;
}

.setting-box-form {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-wrap: wrap;
      -ms-flex-wrap: wrap;
          flex-wrap: wrap;
  grid-gap: 20px;
  gap: 20px;
}

.setting-box-left {
  -webkit-box-flex: 3;
  -webkit-flex: 3;
      -ms-flex: 3;
          flex: 3;
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  grid-gap: 15px;
  gap: 15px;
}

.setting-box-left>div {
  background-color: #fff0f5;
  background-color: var(--pink-bg);
  padding: 15px;
  border-radius: 12px;
  border-radius: var(--border-radius);
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
      -ms-flex-direction: column;
          flex-direction: column;
  box-shadow: 0 2px 10px rgba(255, 107, 157, 0.15);
  box-shadow: var(--card-shadow);
  -webkit-transition: all 0.3s ease;
  transition: all 0.3s ease;
}

.setting-box-left>div:hover {
  -webkit-transform: translateY(-2px);
      -ms-transform: translateY(-2px);
          transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(255, 107, 157, 0.25);
}

.setting-box-left>div>label {
  margin-bottom: 10px;
  color: #333333;
  color: var(--dark-primary);
  font-weight: 500;
}

.setting-box-left>div>label>input {
  margin-right: 4px;
  width: 16px;
  height: 16px;
  vertical-align: middle;
  accent-color: #ff6b9d;
  accent-color: var(--pink-primary);
}

.setting-box-left>div>input[type="text"],
.setting-box-left>div>select {
  border: 1px solid #ffd1dc;
  border: 1px solid var(--pink-light);
  padding: 8px 12px;
  border-radius: 6px;
  outline: none;
  -webkit-transition: all 0.3s;
  transition: all 0.3s;
}

.setting-box-left>div>input[type="text"]:focus,
.setting-box-left>div>select:focus {
  border-color: #ff6b9d;
  border-color: var(--pink-primary);
  box-shadow: 0 0 0 2px rgba(255, 107, 157, 0.2);
}

.choose-file,
.choose-file-input {
  display: none;
}

.choose-file-btn {
  padding: 8px 15px;
  -webkit-align-self: flex-start;
      -ms-flex-item-align: start;
          align-self: flex-start;
}

.setting-box-right {
  -webkit-box-flex: 1;
  -webkit-flex: 1;
      -ms-flex: 1;
          flex: 1;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -webkit-flex-direction: column;
      -ms-flex-direction: column;
          flex-direction: column;
  grid-gap: 15px;
  gap: 15px;
  -webkit-box-pack: start;
  -webkit-justify-content: flex-start;
      -ms-flex-pack: start;
          justify-content: flex-start;
  -webkit-box-align: start;
  -webkit-align-items: flex-start;
      -ms-flex-align: start;
          align-items: flex-start;
}

.color-block {
  display: inline-block;
  width: 24px;
  height: 24px;
  border-radius: 4px;
  margin-left: 10px;
  vertical-align: middle;
  cursor: pointer;
  border: 1px solid #ddd;
}

.radio-group {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-wrap: wrap;
      -ms-flex-wrap: wrap;
          flex-wrap: wrap;
  grid-gap: 10px;
  gap: 10px;
}

.radio-group label {
  -webkit-box-flex: 1;
  -webkit-flex: 1;
      -ms-flex: 1;
          flex: 1;
  min-width: 80px;
}

/* ------------------------------------ 加载动画 ------------------------------------ */
.loading {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-pack: center;
  -webkit-justify-content: center;
      -ms-flex-pack: center;
          justify-content: center;
  -webkit-box-align: center;
  -webkit-align-items: center;
      -ms-flex-align: center;
          align-items: center;
  background-color: rgba(0, 0, 0, 0.5);
  border-radius: 12px;
  border-radius: var(--border-radius);
  -webkit-animation: loadingShow 0.3s;
          animation: loadingShow 0.3s;
  z-index: 5;
}

@-webkit-keyframes loadingShow {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@keyframes loadingShow {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

/* ------------------------------------ 响应式设计 ------------------------------------ */
@media screen and (max-width: 1200px) {
  .main-container {
    -webkit-box-orient: vertical;
    -webkit-box-direction: normal;
    -webkit-flex-direction: column;
        -ms-flex-direction: column;
            flex-direction: column;
  }
  
  .sidebar-left, .sidebar-right {
    width: 100%;
    max-height: 300px;
  }
  
  .canvas-area {
    min-height: 50vh;
  }
}

@media screen and (max-width: 768px) {
  header {
    padding: 20px;
  }
  
  .title {
    font-size: 28px;
  }
  
  .setting-box {
    min-width: 95%;
    padding: 10px;
  }
  
  .setting-box-left {
    grid-template-columns: 1fr;
  }
}