/* GuYi Access visual system adapted to the existing Flask console.
   Reference styles and license: vendor/guyi/. No business API changes. */
:root{--blue:var(--color-primary);--blue-soft:var(--color-primary-bg);--muted:var(--text-tertiary);--line:var(--border-color);--radius:16px;color:var(--text-primary);background:var(--bg-layout);font-family:Inter,-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif}
body{font-family:inherit;line-height:1.6}
button,input,select,textarea{font-family:inherit}
.console-shell{min-height:100dvh;background:var(--bg-layout)}
.sidebar{inset:0 auto 0 0;width:250px;padding:0;background:#fff;border:0;border-radius:0;box-shadow:1px 0 16px #00000005;z-index:101;transition:width .25s ease}
.brand{height:64px;padding:0 24px;gap:12px;border-bottom:1px solid var(--line);font-size:16px;color:var(--text-primary);white-space:nowrap}
.brand:hover{color:var(--text-primary)}
.brand-mark{width:32px;height:32px;min-width:32px;border-radius:8px;font-size:21px;background:var(--blue)}
.brand-info{overflow:hidden;font-weight:700;letter-spacing:-.3px}
.brand-caption{display:block;font-size:11px;margin:3px 0 0;color:var(--blue);letter-spacing:0;font-weight:500}
.nav-label{padding:30px 24px 8px;font-size:11px;font-weight:600;letter-spacing:.5px;color:var(--text-tertiary)}
.side-nav{display:flex;flex-direction:column;gap:4px;padding:0 16px;overflow:visible}
.side-nav a{padding:10px 16px;margin:0;min-height:42px;gap:12px;color:var(--text-secondary);font-weight:500;border-radius:8px;transition:background .18s,color .18s,transform .18s;white-space:nowrap}
.side-nav i{font-size:22px;min-width:22px;text-align:center;line-height:1}
.side-nav a:hover{background:var(--bg-hover);color:var(--text-primary);transform:translateX(2px)}
.side-nav a[aria-current]{background:var(--blue);color:#fff;box-shadow:0 4px 12px #3b82f640}
.side-nav a[aria-current]:before{display:none}
.sidebar-footer{display:block;padding:20px 24px 24px;margin-top:auto;color:var(--text-tertiary);font-size:11px}
.sidebar-status{display:flex;gap:10px;align-items:center;font-size:12px;color:var(--text-secondary);padding-top:20px;border-top:1px solid var(--line)}
.sidebar-status i{font-size:20px;color:var(--blue)}
.sidebar-footer p{margin:6px 0 0 30px;white-space:nowrap}
.app-frame{margin-left:250px;padding:0;min-height:100dvh;display:flex;flex-direction:column;transition:margin-left .25s ease}
.topbar{height:64px;min-height:64px;padding:0 32px;position:sticky;top:0;z-index:90;background:#fffffff2;backdrop-filter:blur(12px);border-bottom:1px solid var(--line)}
.topbar-leading{display:flex;align-items:center;gap:20px;min-width:0}
.shell-icon-button{border:0;background:transparent;display:grid;place-items:center;width:36px;height:36px;border-radius:8px;color:var(--text-secondary);font-size:24px;padding:0}
.shell-icon-button:hover{background:var(--bg-hover);color:var(--text-primary)}
.breadcrumb{font-size:13px;color:var(--text-tertiary);white-space:nowrap}
.breadcrumb span{margin:0 12px;color:#cbd5e1}
.breadcrumb strong{color:var(--text-secondary);font-weight:500}
.user-menu{gap:10px;font-size:13px;color:var(--text-secondary)}
.operator-avatar{width:30px;height:30px;border-radius:50%;display:grid;place-items:center;background:var(--blue-soft);color:var(--blue);font-size:15px;font-weight:600}
.topbar-separator{height:18px;width:1px;background:var(--border-color-input);margin:0 6px}
.logout-button{display:flex;gap:6px;align-items:center;color:var(--text-secondary)!important;font-size:12px!important}
.logout-button i{font-size:17px}
.workspace{width:100%;max-width:1720px;margin:0 auto;padding:28px 32px 32px;flex:1}
.workspace-footer{padding:0 32px 22px;font-size:11px;text-align:center;color:var(--text-tertiary)}
.page-header{margin-bottom:28px;gap:20px;align-items:center}
.page-title{font-size:24px;font-weight:700;letter-spacing:-.5px;line-height:1.4;margin:0;color:var(--text-primary)}
.page-description{font-size:14px;color:var(--text-tertiary);margin-top:6px}
.header-actions{margin:0;gap:10px}
.surface{background:#fff;border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow-card);overflow:hidden}
.surface-header{padding:20px 24px;border-bottom:1px solid var(--line)}
.surface-header h2,.section-heading{font-size:16px;font-weight:600;color:var(--text-primary)}
.surface-body{padding:24px}
.button,.button-secondary,.button-danger{display:inline-flex;align-items:center;justify-content:center;gap:8px;border-radius:8px;min-height:34px;padding:6px 16px;font-size:14px;font-weight:500;line-height:20px;transition:background .18s,box-shadow .18s,transform .18s}
.button{background:var(--blue);color:#fff;box-shadow:0 2px 6px #3b82f633}
.button:hover{background:var(--color-primary-hover);color:#fff;box-shadow:0 4px 12px #3b82f63d}
.button-secondary{color:var(--text-primary);border-color:var(--border-color-input);background:#fff;box-shadow:var(--shadow-sm)}
.button-secondary:hover{background:var(--blue-soft);color:var(--blue);border-color:#93c5fd}
.button-danger{background:#fff;color:var(--color-error);border-color:var(--color-error-border);box-shadow:var(--shadow-sm)}
.button-danger:hover{background:var(--color-error);color:#fff}
.button:active,.button-secondary:active,.button-danger:active{transform:scale(.97)}
.button-link{font-size:13px;color:var(--blue);font-weight:500;padding:4px 0}
.danger-text{color:var(--color-error)}
.field,.field-label{font-size:14px;font-weight:500;color:var(--text-primary)}
.field{margin-bottom:22px}
.helper,.muted{color:var(--text-tertiary);font-weight:400;font-size:12px}
input,textarea,select{padding:8px 12px;border-color:var(--border-color-input);background:var(--bg-layout);color:var(--text-primary);border-radius:8px;font-size:14px;line-height:1.5;transition:border-color .18s,background .18s,box-shadow .18s}
input:hover,textarea:hover,select:hover{border-color:#cbd5e1}
input:focus,textarea:focus,select:focus{border-color:var(--blue);background:#fff;box-shadow:0 0 0 3px #3b82f626}
input::placeholder,textarea::placeholder{color:var(--text-tertiary)}
input[type=checkbox]{accent-color:var(--blue)}
.search-field{max-width:250px}
.search-field input{padding:8px 12px;background:var(--bg-layout);border-radius:8px;font-size:13px}
.toolbar{margin-bottom:20px;background:#fff;border:1px solid var(--line);border-radius:12px;padding:16px 20px;justify-content:flex-start;gap:20px}
.toolbar .account-picker{margin:0;flex-wrap:nowrap;font-size:13px;color:var(--text-secondary);white-space:nowrap}
.toolbar .account-picker select{margin:0;width:260px}
.toolbar .helper{margin:0 0 0 auto}
.editor-section{padding:24px;border-color:var(--line)}
.editor-layout{grid-template-columns:minmax(0,1fr) 300px;gap:24px}
.editor-aside{position:sticky;top:88px}
.editor-aside .profile-preview{background:#fff}
.form-footer{padding:20px 24px;border-color:var(--line);align-items:center}
.data-table{border-collapse:separate;border-spacing:0;width:100%}
.data-table th{padding:14px 20px;color:var(--text-secondary);font-size:12px;font-weight:600;letter-spacing:.3px;background:var(--bg-layout);border-bottom:1px solid var(--border-color-input)}
.data-table td{padding:14px 20px;color:var(--text-secondary);font-size:13.5px;border-bottom:1px solid var(--line)}
.data-table tbody tr:hover td{background:var(--bg-hover)}
.data-table tbody tr.active-account td{background:var(--blue-soft)}
.account-cell{gap:12px}.account-cell strong{font-size:14px;font-weight:600;color:var(--text-primary)}
.account-avatar{background:var(--blue-soft);color:var(--blue);width:40px;height:40px;border-radius:10px}
.account-avatar-large{width:60px;height:60px;font-size:26px;border-radius:14px}
.table-description{font-size:12px;color:var(--text-tertiary);margin-top:3px;max-width:260px}
.row-actions{display:flex;gap:14px;align-items:center;white-space:nowrap}
.row-actions .button-link{font-size:12px}.row-actions .button-secondary{font-size:12px;padding:3px 10px;min-height:28px}
.badge{border:1px solid var(--border-color-input);border-radius:6px;padding:2px 8px;font-size:12px;font-weight:500;line-height:20px;background:var(--bg-layout);color:var(--text-secondary)}
.badge-success{color:#059669;background:var(--color-success-bg);border-color:var(--color-success-border)}
.badge-warning{color:#b7791f;background:var(--color-warning-bg);border-color:var(--color-warning-border)}
.badge-danger{color:var(--color-error);background:var(--color-error-bg);border-color:var(--color-error-border)}
.badge-info{color:var(--blue);background:var(--blue-soft);border-color:#bfdbfe}
.badge-muted{color:var(--text-tertiary);background:var(--bg-layout);border-color:var(--border-color-input)}
.count-label{font-size:12px;color:var(--text-tertiary)}
.segmented{display:inline-flex;gap:2px;border:0;background:var(--bg-active);padding:3px;border-radius:10px;margin-bottom:20px}
.tab-button{border:0;padding:6px 20px;border-radius:8px;font-size:14px;color:var(--text-secondary);font-weight:500}
.tab-button.is-active{background:#fff;color:var(--text-primary);box-shadow:var(--shadow-sm)}
.split-layout{grid-template-columns:300px minmax(0,1fr);gap:24px}
.collection-list .item-row{border-radius:8px;padding:12px;background:transparent;color:var(--text-secondary)}
.item-row:hover{background:var(--bg-hover)}
.collection-list .item-row.selected{background:var(--blue-soft);color:var(--blue)}
.message-item{background:var(--bg-layout);border-color:var(--border-color-input);padding:18px;border-radius:10px}
.message-item-header select{background:#fff;border-radius:8px}
.menu-preview{background:#f1f5f9;border:1px solid var(--border-color-input);border-radius:12px;max-width:420px;margin:0 auto;min-height:200px;display:flex;flex-direction:column;justify-content:flex-end;overflow:hidden}
.menu-preview:before{background:#fff;color:var(--text-secondary);border-bottom:1px solid var(--line);margin-bottom:auto}
.menu-preview-bar{min-height:48px;background:#fff}
.menu-preview-bar>button{background:#fff;border-color:var(--border-color-input);color:var(--text-secondary)}
.menu-preview-popup{margin-left:auto;margin-right:18px;min-width:130px;background:#fff;border:1px solid var(--border-color-input);box-shadow:var(--shadow-md);border-radius:8px}
.empty-state{color:var(--text-tertiary);padding:42px 24px;font-size:13px}
.empty-state h3{color:var(--text-secondary)}
.confirm-dialog,.article-image-dialog{border:1px solid var(--line);border-radius:16px;box-shadow:0 20px 40px #0f172a1a;color:var(--text-primary)}
.confirm-dialog::backdrop,.article-image-dialog::backdrop{background:#0f172a66;backdrop-filter:blur(4px)}
.toast{left:50%;top:24px;transform:translateX(-50%);width:max-content;max-width:calc(100vw - 32px);padding:12px 18px;border-radius:12px;border:1px solid var(--border-color-input);background:#fff;color:var(--text-primary);font-size:13px;font-weight:500;box-shadow:0 10px 25px #0f172a14;z-index:2000;animation:none}
.toast.error{color:var(--color-error);background:var(--color-error-bg);border-color:var(--color-error-border)}
/* Full-width metrics followed by operational data and selected account. */
.overview-metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px;margin-bottom:28px}
.metric-card{position:relative;overflow:hidden;padding:24px;background:#fff;border:1px solid var(--line);border-radius:20px;box-shadow:var(--shadow-card);min-width:0}
.metric-heading{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:14px;font-weight:500;color:var(--text-secondary);margin-bottom:14px}
.metric-icon{display:grid;place-items:center;width:36px;height:36px;border-radius:12px;color:var(--blue);background:var(--blue-soft);font-size:19px;flex-shrink:0}
.metric-card:nth-child(2) .metric-icon{color:var(--color-success);background:var(--color-success-bg)}
.metric-card:nth-child(3) .metric-icon{color:#a855f7;background:#f3e8ff}
.metric-card:nth-child(4) .metric-icon{color:var(--color-warning);background:var(--color-warning-bg)}
.metric-card>strong{display:block;font-size:36px;line-height:1;letter-spacing:-1px;font-weight:700;color:var(--text-primary);font-variant-numeric:tabular-nums}
.metric-card>p{font-size:11px;line-height:1.5;color:var(--text-tertiary);margin-top:14px;position:relative}
.metric-watermark{position:absolute;right:-8px;bottom:-12px;font-size:88px;opacity:.035;transform:rotate(-15deg);pointer-events:none}
.operations-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px;align-items:start}
.operations-main{min-width:0}
.overview-panels{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(205px,1fr);gap:20px;margin-bottom:24px;align-items:stretch}
.overview-panels>.surface{margin:0}
.chart-toolbar{display:flex;justify-content:space-between;align-items:center;padding:16px 20px 0;gap:10px}
.chart-legend{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--text-secondary)}
.chart-legend i{width:6px;height:6px;background:var(--blue);border-radius:50%}
.range-tabs{display:flex;background:var(--bg-hover);padding:3px;border-radius:8px;gap:2px}
.range-tabs button{border:0;background:transparent;color:var(--text-secondary);padding:3px 10px;font-size:11px;border-radius:6px;white-space:nowrap}
.range-tabs button.active{color:var(--blue);background:#fff;box-shadow:var(--shadow-sm)}
.activity-chart{padding:12px 12px 0;min-height:165px}
.activity-chart svg{display:block;width:100%;height:auto}
.chart-caption{color:var(--text-tertiary);font-size:10px;margin:0;padding:0 20px 18px}
.channel-list{padding:0 20px}
.channel-row{display:flex;align-items:center;gap:10px;width:100%;text-align:left;background:transparent;border:0;border-bottom:1px solid var(--line);padding:16px 0}
.channel-row:hover{background:var(--bg-layout)}
.channel-avatar{width:30px;height:30px;display:grid;place-items:center;border-radius:8px;background:var(--blue-soft);color:var(--blue);font-size:13px;flex-shrink:0}
.channel-title{flex:1;min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap;color:var(--text-secondary);font-size:13px}
.channel-state{font-size:11px;color:var(--text-tertiary);white-space:nowrap}.channel-state.on{color:#059669}
.channel-footer{display:flex;justify-content:space-between;font-size:11px;margin:14px 20px 18px;color:var(--text-secondary)}
.subtle-label{font-size:11px;color:var(--text-tertiary);font-weight:400}
.accounts-surface{margin-top:0!important}
.workspace-note{display:flex;gap:12px;align-items:center;padding:14px 18px;background:var(--blue-soft);border-radius:12px;color:var(--text-secondary);font-size:12px;margin-top:20px}
.workspace-note strong{font-weight:600;white-space:nowrap}.workspace-note a{margin-left:auto;white-space:nowrap}.note-icon{font-size:20px;color:var(--blue)}
.account-inspector{padding:0;position:sticky;top:88px;min-width:0}
.inspector-heading{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid var(--line)}
.inspector-heading h2{font-size:16px}
#inspector-content{padding:0 24px 24px}
.inspector-identity{display:flex;align-items:center;gap:12px;padding:24px 0}
.inspector-identity h3{font-size:16px;color:var(--text-primary);margin:0 0 6px}
.inspector-tabs{display:flex;gap:18px;border-bottom:1px solid var(--line);font-size:12px}
.inspector-tabs>*{padding:0 0 10px;color:var(--text-tertiary)}
.inspector-tabs .active{color:var(--blue);border-bottom:2px solid var(--blue)}
.inspector-facts{margin:18px 0;padding-bottom:16px;border-bottom:1px solid var(--line)}
.inspector-facts>div{display:flex;justify-content:space-between;gap:10px;margin:12px 0;font-size:12px}
.inspector-facts dt{color:var(--text-tertiary)}.inspector-facts dd{margin:0;color:var(--text-secondary);text-align:right;overflow-wrap:anywhere}
.inspector-metrics{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:18px 0 22px}
.inspector-metrics span{font-size:11px;color:var(--text-tertiary)}
.inspector-metrics strong{display:block;font-size:26px;color:var(--text-primary);line-height:1.3;margin-top:4px}
.inspector-metrics>div+div{padding-left:16px;border-left:1px solid var(--line)}
.inspector-about p{font-size:12px;color:var(--text-secondary);line-height:1.8;margin:8px 0 22px;overflow-wrap:anywhere}
.attention-note{padding:12px;background:var(--color-warning-bg);border:1px solid var(--color-warning-border);border-radius:8px;margin:16px 0;font-size:12px;color:#b7791f}
.attention-note p{font-size:11px;margin-top:4px}
.inspector-bottom{display:grid;grid-template-columns:1fr 1fr;gap:8px;border-top:1px solid var(--line);padding-top:20px}
.inspector-bottom>*{font-size:12px;padding:6px 8px}
.sidebar-collapsed .sidebar{width:80px}
.sidebar-collapsed .app-frame{margin-left:80px}
.sidebar-collapsed .brand{padding:0;justify-content:center}
.sidebar-collapsed .brand-info,.sidebar-collapsed .nav-label,.sidebar-collapsed .sidebar-footer{display:none}
.sidebar-collapsed .side-nav{padding:20px 12px}
.sidebar-collapsed .side-nav a{justify-content:center;padding:12px 0}
.sidebar-collapsed .side-nav a span{display:none}
.mobile-nav{display:none}
@media(max-width:1450px){.operations-layout{grid-template-columns:minmax(0,1fr) 270px;gap:20px}.overview-panels{grid-template-columns:1fr}.overview-metrics{gap:16px}.metric-card{padding:20px}.workspace{padding:24px}.topbar{padding:0 24px}.overview-panels .channel-list{display:grid;grid-template-columns:1fr 1fr;gap:0 20px}}
@media(max-width:1120px){.operations-layout{grid-template-columns:1fr}.account-inspector{position:static}.inspector-facts{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.inspector-metrics,.inspector-bottom{max-width:360px}.overview-metrics{grid-template-columns:repeat(2,minmax(0,1fr))}.editor-layout{grid-template-columns:1fr}.editor-aside{position:static;display:grid;grid-template-columns:1fr 1fr;gap:20px}.editor-aside .surface+.surface{margin-top:0}.split-layout{grid-template-columns:240px minmax(0,1fr)}}
@media(max-width:768px){.sidebar,.sidebar-collapsed .sidebar{display:none}.app-frame,.sidebar-collapsed .app-frame{margin:0}.topbar{height:56px;min-height:56px;padding:0 16px}.shell-icon-button,.breadcrumb{display:none}.topbar-leading:after{content:'知行 · 服务号工作台';color:var(--text-primary);font-size:13px;font-weight:600}.operator-avatar{display:none}.user-menu{font-size:12px}.logout-button span{display:none}.workspace{padding:20px 12px 32px}.workspace-footer{padding-bottom:100px}.page-header{flex-wrap:wrap;gap:14px;margin-bottom:20px}.page-title{font-size:21px}.page-description{font-size:12px}.header-actions{flex-wrap:wrap}.header-actions>*{font-size:12px}.overview-metrics{gap:12px;margin-bottom:20px}.metric-card{padding:16px;border-radius:16px}.metric-heading{font-size:12px}.metric-icon{width:30px;height:30px;font-size:16px}.metric-card>strong{font-size:30px}.metric-card>p{font-size:10px}.operations-layout{gap:20px}.overview-panels .channel-list{display:block}.surface-header,.surface-body,.editor-section{padding:18px}.surface-header h2,.section-heading{font-size:15px}.form-grid{grid-template-columns:1fr}.editor-layout,.split-layout,.editor-aside{grid-template-columns:1fr;gap:16px}.editor-aside{display:grid}.editor-aside>.surface:first-child,.profile-preview{display:block}.toolbar{padding:14px;gap:12px}.toolbar .account-picker{width:100%}.toolbar .account-picker select{width:100%;flex:1}.toolbar .helper{margin:0}.table-description{max-width:190px}.search-field{max-width:100%}.data-table td,.data-table th{padding:12px 16px}.data-table{min-width:560px}.workspace-note{align-items:flex-start;flex-wrap:wrap}.workspace-note>a{margin-left:0}.inspector-facts{display:block}.inspector-metrics,.inspector-bottom{max-width:none}.form-footer{flex-wrap:wrap;padding:16px 18px}.button,.button-secondary,.button-danger{font-size:13px}.mobile-nav{position:fixed;display:flex;bottom:calc(12px + env(safe-area-inset-bottom));left:12px;right:12px;z-index:100;background:#fffffff5;backdrop-filter:blur(12px);border:1px solid var(--border-color-input);border-radius:20px;box-shadow:0 8px 32px #0f172a14;padding:8px 4px}.mobile-nav a{flex:1;display:flex;flex-direction:column;align-items:center;gap:4px;padding:3px;color:var(--text-tertiary);font-size:10px}.mobile-nav i{font-size:23px;line-height:1.2}.mobile-nav a[aria-current]{color:var(--blue)}.segmented{width:max-content;max-width:100%}}
@media(prefers-reduced-motion:reduce){*,*::before,*::after{animation:none!important;transition:none!important;scroll-behavior:auto!important}}