:root,html[data-theme="light"],html[data-theme="dark"] {
  --primary:#285e58;
  --secondary:#183b38;
  --accent:#fff;
  --primary-fg:#fff;
  --body-fg:#23343b;
  --body-bg:#f3f5f7;
  --body-quiet-color:#73808c;
  --body-loud-color:#172b34;
  --header-bg:#fff;
  --header-color:#22343d;
  --header-link-color:#29453f;
  --breadcrumbs-bg:#fff;
  --breadcrumbs-fg:#52636f;
  --breadcrumbs-link-fg:#285e58;
  --link-fg:#285e58;
  --link-hover-color:#153d38;
  --link-selected-fg:#285e58;
  --hairline-color:#e9edef;
  --border-color:#dce3e7;
  --darkened-bg:#edf1f3;
  --selected-bg:#eaf2ef;
  --selected-row:#eaf2ef;
  --button-bg:#285e58;
  --button-hover-bg:#1c4843;
  --default-button-bg:#285e58;
  --default-button-hover-bg:#1c4843;
  --close-button-bg:#75838d;
  --delete-button-bg:#a33e42;
  --error-fg:#ad343e;
  --message-success-bg:#eaf6ee;
  --message-warning-bg:#fff6dc;
  --message-error-bg:#fce9ec;
  color-scheme:light}

* {
  box-sizing:border-box}
body {
  font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;
  font-size:14px}
#header {
  height:82px;
  padding:16px 32px;
  border-bottom:1px solid #e3e9ec;
  background:#fff;
  color:#24343b}
#header a:link,#header a:visited {
  color:#285e58}
.brand {
  display:flex;
  align-items:center;
  gap:12px;
  font-weight:700;
  font-size:20px;
  letter-spacing:1px}
.brand small {
  display:block;
  font-size:11px;
  letter-spacing:2px;
  font-weight:400;
  color:#7a8791;
  margin-top:4px}
.brand-symbol {
  display:grid;
  place-items:center;
  background:#285e58;
  color:white;
  border-radius:12px;
  width:42px;
  height:42px;
  font-size:25px}
#user-tools {
  display:flex;
  align-items:center;
  gap:20px;
  font-size:12px;
  letter-spacing:0;
  text-transform:none}
#user-tools form {
  margin:0}
#user-tools button {
  color:#647782;
  border:0;
  background:none;
  font-size:12px;
  padding:0}
.theme-toggle {
  display:none!important}
.main {
  align-items:stretch;
  min-height:calc(100vh - 82px)}
.sole-nav {
  flex:0 0 218px;
  width:218px;
  padding:25px 17px 40px;
  background:#172c34;
  color:#b7c7cb;
  min-height:calc(100vh - 82px)}
.sole-nav h2 {
  font-size:11px;
  color:#839ca4;
  margin:27px 14px 9px;
  font-weight:500;
  letter-spacing:1.2px}
.sole-nav a:link,.sole-nav a:visited {
  display:block;
  padding:12px 16px;
  margin:3px 0;
  border-radius:7px;
  color:#d5e1e3;
  font-size:13px}
.sole-nav a:hover,.sole-nav a.active {
  background:#29474d;
  color:#fff}
.sole-nav a.active {
  box-shadow:inset 3px 0 #83bbae}
#content {
  padding:32px 36px;
  max-width:100%;
  min-width:0}
#content h1 {
  font-size:25px;
  font-weight:600;
  letter-spacing:.4px;
  margin:0 0 22px;
  color:#20353d}
#content h2 {
  font-size:16px;
  font-weight:600;
  margin:30px 0 16px}
.intro,.hint {
  color:#74838d;
  line-height:1.8}
.intro {
  margin:-8px 0 25px}
.metrics {
  display:grid;
  grid-template-columns:repeat(4,minmax(140px,1fr));
  gap:18px;
  margin-bottom:24px}
.metrics a {
  background:white;
  border:1px solid #e3e9ec;
  border-radius:10px;
  padding:22px 24px}
.metrics span {
  display:block;
  color:#73838e;
  font-size:13px}
.metrics strong {
  display:block;
  font-size:32px;
  line-height:1.5;
  color:#234a45;
  font-weight:600;
  margin-top:8px}
.page-actions {
  display:flex;
  align-items:center;
  gap:22px;
  flex-wrap:wrap;
  margin-bottom:22px}
.button,button,input[type=submit],input[type=button],.submit-row input {
  background:#285e58;
  border:0;
  border-radius:6px;
  color:white;
  padding:11px 19px;
  font-size:13px;
  cursor:pointer;
  line-height:1.2}
a.button:link,a.button:visited {
  color:white}
.button:hover,button:hover,input[type=submit]:hover {
  background:#1d4843}
button:disabled {
  opacity:.45;
  cursor:not-allowed}
input:not([type=checkbox]):not([type=radio]):not([type=submit]):not([type=hidden]),select,textarea {
  border:1px solid #d9e1e5;
  border-radius:6px;
  padding:10px 12px;
  background:white;
  color:#243740;
  font-size:13px;
  max-width:100%;
  min-height:38px}
input:focus,select:focus,textarea:focus {
  outline:2px solid #b4d5cd;
  outline-offset:1px}
.filter-panel {
  display:flex;
  gap:18px;
  align-items:flex-end;
  flex-wrap:wrap;
  padding:22px;
  background:white;
  border:1px solid #e3e9ec;
  border-radius:10px;
  margin-bottom:20px}
.filter-panel label {
  display:block;
  font-size:12px;
  color:#657681;
  margin-bottom:8px}
.filter-panel .filter-field {
  max-width:270px}
.filter-panel #id_states {
  display:flex;
  gap:10px;
  flex-wrap:wrap}
.filter-panel #id_states label {
  margin:0;
  white-space:nowrap}
.filter-buttons {
  display:flex;
  align-items:center;
  gap:16px}
.export-action {
  display:flex;
  align-items:center;
  gap:16px;
  margin:0 0 18px}
.hint {
  font-size:12px}
.table-panel {
  border:1px solid #e3e9ec;
  border-radius:10px;
  background:white;
  overflow:auto}
table {
  width:100%;
  border-collapse:collapse;
  background:white}
thead th {
  background:#f9fbfc;
  color:#74818c;
  font-size:12px;
  font-weight:500;
  white-space:nowrap;
  padding:15px 18px;
  border-bottom:1px solid #e8edef}
tbody td,tbody th {
  padding:17px 18px;
  font-size:13px;
  border-bottom:1px solid #eef1f3;
  vertical-align:middle;
  line-height:1.65}
tbody tr:last-child td {
  border-bottom:0}
tbody tr:hover {
  background:#fafcfb}
td a {
  overflow-wrap:anywhere}
.badge {
  display:inline-block;
  white-space:nowrap;
  background:#edf4f1;
  color:#38675c;
  padding:3px 10px;
  border-radius:5px;
  font-size:12px}
.empty {
  text-align:center;
  color:#89969f;
  padding:48px!important}
.pagination {
  display:flex;
  gap:22px;
  padding:20px 0;
  color:#87949d;
  font-size:12px}
.section-link {
  float:right;
  font-size:12px;
  font-weight:400}
.detail-panel {
  display:grid;
  grid-template-columns:repeat(3,minmax(0,1fr));
  background:white;
  border:1px solid #e3e9ec;
  border-radius:10px;
  padding:28px;
  gap:28px}
.detail-panel dt {
  font-size:12px;
  color:#83919b;
  margin-bottom:10px}
.detail-panel dd {
  margin:0;
  overflow-wrap:anywhere}
.sole-page>form:not(.filter-panel):not(.export-action) {
  background:white;
  padding:28px;
  border-radius:10px;
  border:1px solid #e3e9ec;
  max-width:860px}
.sole-page>form p {
  margin:0 0 22px}
.sole-page>form p label {
  display:block;
  margin-bottom:9px;
  color:#667985}
.sole-page>form .helptext {
  display:block;
  font-size:12px;
  margin-top:8px;
  color:#89959d}
.sole-page>form textarea {
  width:100%}
.sole-footer {
  padding:20px 36px;
  color:#93a0a9;
  font-size:11px;
  text-align:right}
.module {
  border-radius:8px;
  background:white;
  overflow:hidden}
.module h2,.module caption {
  background:#edf2f3;
  color:#3c555d}
#changelist {
  background:white;
  border-radius:10px;
  border:1px solid #e3e9ec}
#changelist-filter {
  background:#f9fbfc}
#changelist-filter h2 {
  background:#eaf0f1}
.object-tools a {
  background:#285e58}
.login #container {
  border-radius:14px;
  border:1px solid #e0e7e9;
  box-shadow:0 15px 55px #1b343510}
.login #header {
  height:auto;
  padding:25px!important}
.login .main {
  min-height:0}
.login #content {
  padding:28px}
.login .sole-footer {
  display:none}
.errorlist {
  color:#ad343e}
.messagelist li {
  border-radius:6px}
pre {
  white-space:pre-wrap;
  overflow-wrap:anywhere}

@media(min-width:1500px) {
  #content {
  padding:38px 48px}
.metrics a {
  padding:26px 30px}
}
@media(max-width:1000px) {
  .sole-nav {
  flex-basis:180px;
  width:180px;
  padding:20px 10px}
#content {
  padding:24px 20px}
.metrics {
  grid-template-columns:repeat(2,1fr)}
.detail-panel {
  grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media(max-width:767px) {
  #header {
  height:auto;
  padding:16px;
  gap:18px}
.main {
  display:block}
.sole-nav {
  width:auto;
  min-height:0;
  display:flex;
  flex-wrap:wrap;
  gap:2px;
  padding:10px}
.sole-nav h2 {
  display:none}
.sole-nav a:link,.sole-nav a:visited {
  padding:8px 10px;
  margin:0;
  font-size:12px}
.brand {
  font-size:17px}
#content {
  padding:22px 14px}
.detail-panel {
  grid-template-columns:1fr}
.filter-panel {
  padding:16px}
.filter-panel input {
  width:100%}
.export-action {
  align-items:flex-start;
  flex-direction:column}
.metrics {
  gap:10px}
.metrics a {
  padding:18px}
.sole-footer {
  padding:16px}
}

#content a.button {
  display:inline-block;
  padding:11px 19px;
  border-radius:6px;
  font-size:13px;
  background:#285e58;
  color:#fff}
.table-panel tbody tr {
  background:#fff}
.table-panel tbody tr:nth-child(even) {
  background:#fafcfc}
.table-panel tbody tr:hover {
  background:#f1f6f4}
.content {
  min-width:0}
.table-panel table {
  min-width:850px}
#content .detail-panel+h2 {
  margin-top:30px}

@media(max-width:767px) {
  #container>.main {
  display:block}
#content-start {
  width:100%}
.sole-nav {
  align-content:flex-start}
.sole-nav a {
  flex:0 0 auto}
.table-panel {
  width:100%;
  max-width:100%;
  overflow-x:auto}
.table-panel table {
  min-width:1000px}
.table-panel td a {
  overflow-wrap:normal}
.table-panel td {
  white-space:nowrap}
.sole-page {
  min-width:0}
.filter-panel .filter-field {
  max-width:100%;
  width:100%}
}

.api-docs{display:grid;grid-template-columns:210px minmax(0,1fr);gap:24px;align-items:start}.doc-toc{background:white;border:1px solid #e3e9ec;border-radius:10px;padding:20px;position:sticky;top:20px}.doc-toc a{display:block;font-size:12px;line-height:1.7;margin-top:14px}.doc-body{background:white;border:1px solid #e3e9ec;border-radius:10px;padding:28px;min-width:0;line-height:1.9}.doc-body p,.doc-body li{font-size:13px;line-height:1.9}.doc-body pre{background:#f3f7f8;padding:18px;border-radius:7px;white-space:pre-wrap;overflow-wrap:anywhere;font-size:12px}.doc-body h2{scroll-margin-top:20px}.doc-body .table-panel table{min-width:0}.doc-body td,.doc-body th{white-space:normal;overflow-wrap:anywhere}.code-language{font-size:11px;color:#83929b;margin:14px 0 -10px}.doc-body code{font-size:12px}.doc-body ol,.doc-body ul{padding-left:24px}@media(max-width:1100px){.api-docs{display:block}.doc-toc{position:static;margin-bottom:20px}}@media(max-width:767px){.doc-body{padding:18px}.doc-body .table-panel table{min-width:600px}}

/* 设备概览：管理动作收纳，资料与统计保持清晰。 */
.device-heading,.device-section-heading,.device-actions {
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.device-heading {margin-bottom:24px;flex-wrap:wrap}
.device-heading .hint {margin-left:14px}
.device-actions {justify-content:flex-end;gap:10px}
.device-menu {position:relative}
.device-menu summary {cursor:pointer;padding:11px 16px;background:#fff;border:1px solid #d8e1e5;border-radius:7px;white-space:nowrap}
.device-menu>div {position:absolute;right:0;z-index:3;min-width:190px;background:white;border:1px solid #d8e1e5;border-radius:8px;box-shadow:0 8px 24px #182d4020;padding:6px}
.device-menu a {display:block;padding:12px;border-radius:5px}
.device-menu a:hover {background:#f2f6f5}
.device-menu .danger-link {color:#b42318}
.device-metrics {display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:16px}
.device-metrics>div {background:#fff;border:1px solid #e3e9ec;border-radius:10px;padding:20px 24px}
.device-metrics span {display:block;color:#60717b;font-size:13px}
.device-metrics strong {display:block;font-size:30px;margin-top:10px;color:#234e49}
.device-layout {display:grid;grid-template-columns:minmax(0,1.3fr) minmax(0,1fr);gap:24px;margin-top:24px;align-items:stretch}
.device-section-heading {margin-bottom:20px}
.device-section-heading h2 {margin:0!important}
.device-card {background:white;border:1px solid #e3e9ec;border-radius:10px;padding:24px;overflow-wrap:anywhere;min-width:0}
.device-card h2 {margin:0 0 20px!important}
.device-card .device-section-heading h2 {margin:0!important}
.device-card h3 {font-size:17px;margin:0 0 16px;color:#234e49}
.device-card dl {display:grid;grid-template-columns:110px minmax(0,1fr);gap:16px;margin:0}
.device-card dt {color:#70808a;font-size:13px;line-height:1.7}
.device-card dd {margin:0;font-size:13px;line-height:1.7;overflow-wrap:anywhere}
.device-card .hint {margin:20px 0 0;padding-top:16px;border-top:1px solid #eef1f3}
.device-empty {color:#83929b;padding:24px 0;margin:0}
.device-history {margin-top:24px;border:1px solid #e3e9ec;background:white;border-radius:10px;overflow:hidden}
.device-history summary {cursor:pointer;padding:18px 24px;font-weight:600;color:#566b74}
.device-history .table-panel {border-radius:0;border-left:0;border-right:0}
.device-history .pagination {padding:0 24px}
@media(max-width:1000px) {.device-layout {grid-template-columns:minmax(0,1fr)}}
@media(max-width:767px) {
  .device-metrics {grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
  .device-metrics>div {padding:16px}.device-heading {align-items:flex-start;gap:18px}
  .device-heading .hint {display:block;margin:8px 0 0}
  .device-actions {width:100%;justify-content:flex-start}
  .device-layout {gap:16px;margin-top:20px}.device-card {padding:20px}
  .device-card dl {grid-template-columns:90px minmax(0,1fr);gap:14px}
  .device-section-heading {flex-wrap:wrap}.device-history summary {padding:16px 20px}
}

/* 长设备编号与小屏边界，避免内容挤出页面。 */
#content h1 {overflow-wrap:anywhere}
.device-actions {flex-wrap:wrap}
.device-metrics strong {overflow-wrap:anywhere}
.device-menu summary {list-style:none;display:flex;align-items:center;gap:8px}
.device-menu summary::after {content:'▾';font-size:12px}
.device-menu[open] summary::after {content:'▴'}
.device-menu summary::-webkit-details-marker {display:none}
.device-menu a {white-space:nowrap}
@media(max-width:380px) {.device-card dl {grid-template-columns:76px minmax(0,1fr);gap:12px}.device-metrics>div {padding:14px}}

/* 通信日志独立留白；展开内容保持间距，小屏长 JSON 不撑宽页面。 */
.communication-panel {margin-top:24px}
.communication-panel .communication-help {margin:0 0 20px;color:#60717b;line-height:1.8}
.communication-list {display:grid;gap:12px;min-width:0}
.communication-entry {border:1px solid #e3e9ec;border-radius:8px;min-width:0;overflow:hidden}
.communication-entry summary {display:flex;flex-wrap:wrap;align-items:center;gap:10px 16px;padding:16px 18px;cursor:pointer;background:#f7f9fa;line-height:1.7;list-style:none}
.communication-entry summary::before {content:'▸';color:#60717b}
.communication-entry[open] summary::before {content:'▾'}
.communication-entry summary::-webkit-details-marker {display:none}
.communication-entry summary:focus-visible {outline:2px solid #26776c;outline-offset:-2px}
.communication-route {font-family:monospace;overflow-wrap:anywhere}
.communication-status {color:#21685d;font-weight:600}
.communication-status.is-error {color:#b42318}
.communication-body {padding:20px;display:grid;gap:20px;border-top:1px solid #e3e9ec}
.communication-meta {margin:0;line-height:1.9;color:#60717b;overflow-wrap:anywhere}
.communication-payload {min-width:0}
.communication-payload h3 {margin:0 0 10px;font-size:14px}
.communication-payload pre {box-sizing:border-box;margin:0;padding:16px;background:#f4f7f8;border:1px solid #e3e9ec;border-radius:6px;white-space:pre-wrap;overflow-wrap:anywhere;max-height:400px;overflow:auto;font-size:13px;line-height:1.75}
.communication-panel .pagination {margin-top:20px}
@media(max-width:767px) {
 .communication-panel {margin-top:20px}
 .communication-entry summary {padding:14px;gap:8px 12px}
 .communication-body {padding:16px;gap:18px}
 .communication-payload pre {padding:12px}
}