/* 光迹 LumaTrace · 与人物平台（hub）同一套样式（2026-10-19 起）
   纯黑 / 浅灰底 + 实色卡片细边 + 光谱余辉点缀；只有明、暗两套，没手动选过就跟随系统。
   性能约定同平台：不做动画、过渡和实时模糊（手机底栏除外），卡片、按钮一律实色。 */
:root{
  --base:#050506;--card:#111114;--card-2:#19191d;--line:#26262c;--line-strong:#37373f;
  --ink:#fff;--soft:#d8d9de;--muted:#9a9ba5;--faint:#65666f;
  --primary:#fff;--primary-ink:#0b0c0f;--primary-hover:#e6e7eb;
  --accent:#a4c2ec;--accent-soft:#1a2130;
  --glow-1:rgba(159,190,232,.16);--glow-2:rgba(159,218,172,.09);--glow-3:rgba(246,172,145,.10);--grain:.9;
  --ok:#9fe3b4;--ok-bg:#16291e;--warn:#f1d7a1;--warn-bg:#2e2716;--bad:#f6ac91;--bad-bg:#33201a;
  --mac:#9fbee8;--iphone:#9fdab0;--windows:#f6ac91;
  --bar-bg:rgba(28,28,34,.55);--bar-line:rgba(255,255,255,.14);--bar-hi:rgba(255,255,255,.18);--bubble:rgba(255,255,255,.15);--bar-ink:rgba(255,255,255,.72);
  --radius:20px;
  --mono:ui-monospace,SFMono-Regular,Consolas,"Cascadia Mono",monospace;
  --sans:Inter,-apple-system,BlinkMacSystemFont,"SF Pro Display","Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;
  color-scheme:dark;
}
:root[data-theme="light"]{
  --base:#f4f4f6;--card:#fff;--card-2:#f0f1f4;--line:#e3e4e9;--line-strong:#cfd1d8;
  --ink:#0b0c0f;--soft:#2b2d34;--muted:#5f626c;--faint:#9a9ca6;
  --primary:#0b0c0f;--primary-ink:#fff;--primary-hover:#26272d;
  --accent:#2f63c8;--accent-soft:#e7eefb;
  --glow-1:rgba(120,165,230,.22);--glow-2:rgba(120,200,150,.14);--glow-3:rgba(240,150,120,.14);--grain:.45;
  --ok:#1e7a45;--ok-bg:#e2f3e8;--warn:#8a5a00;--warn-bg:#fbefd6;--bad:#b3261e;--bad-bg:#fbe4e1;
  --mac:#2f63c8;--iphone:#1e8a52;--windows:#c8592f;
  --bar-bg:rgba(255,255,255,.62);--bar-line:rgba(0,0,0,.08);--bar-hi:rgba(255,255,255,.9);--bubble:rgba(0,0,0,.07);--bar-ink:rgba(0,0,0,.6);
  color-scheme:light;
}

*{box-sizing:border-box}
/* 同平台：禁止双指缩放和双击放大（iOS 另在 theme.js 里拦 gesturestart） */
html{-webkit-text-size-adjust:100%;text-size-adjust:100%;touch-action:pan-x pan-y;scroll-behavior:smooth;scroll-padding-top:24px;-webkit-tap-highlight-color:transparent}
body{margin:0;min-height:100vh;background:var(--base);overscroll-behavior-x:none;color:var(--ink);font-family:var(--sans);font-size:14px;line-height:1.55;-webkit-font-smoothing:antialiased}
button,input,select{font:inherit;color:inherit}
button,select{cursor:pointer}
button{border:0;background:none;padding:0}
button,a,select,input{touch-action:manipulation}
a{color:inherit;text-decoration:none}
:focus-visible{outline:2px solid var(--accent);outline-offset:2px;border-radius:8px}
button:disabled{cursor:default;opacity:.4}
img{display:block;max-width:100%;object-fit:contain}
h1,h2,h3,p{margin:0}
h2{font-size:16px;font-weight:600}
h3{font-size:15px;font-weight:600}
strong{font-weight:600}
svg{fill:none;stroke:currentColor;stroke-width:1.7;stroke-linecap:round;stroke-linejoin:round}
.mono{font-family:var(--mono);font-variant-numeric:tabular-nums}
.muted,.context-line,.context-label{color:var(--muted)}
.context-line{font-size:12px;line-height:1.7}
.context-label{font-size:12px}
.problem{color:var(--warn)!important}
.hidden{display:none!important}
.sr-only{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
.skip-link{position:fixed;top:12px;left:12px;width:1px;height:1px;overflow:hidden;clip-path:inset(50%);white-space:nowrap;z-index:50;background:var(--primary);color:var(--primary-ink)}
.skip-link:focus{width:auto;height:auto;clip-path:none;padding:12px}

/* ---------- 固定背景：几团柔和色光 + 细噪点纹理（静态图层） ---------- */
.frost{position:fixed;inset:0;z-index:-1;pointer-events:none;transform:translateZ(0);
  background:radial-gradient(55% 42% at 12% 34%,var(--glow-1),transparent 72%),
    radial-gradient(48% 40% at 92% 30%,var(--glow-2),transparent 70%),
    radial-gradient(70% 55% at 45% 105%,var(--glow-3),transparent 72%),
    var(--base)}
.frost::before{content:"";position:absolute;inset:0;background:url("assets/grain.png") 0 0/128px 128px repeat;opacity:var(--grain)}

/* ---------- 卡片 ---------- */
.glass{position:relative;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;min-width:0}
.glass.pad{padding:22px}

/* ---------- 外框：左侧悬浮竖栏 + 右上角悬浮按钮 ---------- */
.rail{position:fixed;left:16px;top:14px;bottom:14px;width:76px;z-index:10;display:flex;flex-direction:column;align-items:center;padding:20px 0;border-radius:24px;border:1px solid var(--line);background:var(--card)}
.brand{display:flex;align-items:center;gap:12px;width:max-content;max-width:100%}
.brand-logo{width:40px;height:40px;border-radius:10px}
.brand-name{font-size:20px;font-weight:600;letter-spacing:1px;line-height:1.2}
.brand-name small{display:block;font-size:10px;font-weight:500;letter-spacing:1.1px;color:var(--muted);margin-top:4px}
.rail .brand-name{display:none}
.rail nav{display:grid;gap:14px;margin-top:44px;width:100%}
.nav-link{position:relative;display:flex;flex-direction:column;align-items:center;gap:5px;padding:9px 0;color:var(--muted);font-size:11px;font-weight:500}
.nav-link svg{width:23px;height:23px}
.nav-link:hover,.nav-link.active{color:var(--ink)}
.nav-link.active::before{content:"";position:absolute;left:-1px;top:50%;width:4px;height:30px;margin-top:-15px;border-radius:2px;background:linear-gradient(180deg,#9fbee8,#9fdab0,#f6ac91)}

.workspace{position:relative;margin-left:108px;min-height:100vh;padding:env(safe-area-inset-top) 36px 28px 18px}
/* 右上角按钮固定悬浮：往下滚时收起、往上滚时出现（app.js 切换 .tucked），只动 transform / opacity */
.topbar{position:fixed;z-index:9;top:calc(env(safe-area-inset-top) + 22px);right:36px;display:flex;align-items:center;transition:transform .2s ease,opacity .2s ease}
.topbar.tucked{transform:translateY(calc(-100% - 40px));opacity:0;pointer-events:none}
.tools{display:flex;align-items:center;gap:10px}
.tool{position:relative;height:44px;min-width:44px;padding:0 13px;border-radius:22px;display:inline-flex;align-items:center;justify-content:center;gap:7px;background:var(--card);border:1px solid var(--line);font-size:13px}
.tool svg{width:20px;height:20px}
.tool:hover:not(:disabled){background:var(--card-2)}
.logout-form{margin:0;display:flex}
.theme-toggle .i-moon,:root[data-theme="light"] .theme-toggle .i-sun{display:none}
:root[data-theme="light"] .theme-toggle .i-moon{display:block}
main#main{max-width:1960px;padding-top:12px}

/* ---------- 顶部：标题 + 本月流量大卡 ---------- */
/* 左列标题在上、服务器状态贴底，和右侧流量卡上下对齐，不再空出左上角 */
.top-row{display:grid;grid-template-columns:minmax(0,1fr) 400px;gap:20px;align-items:stretch}
.top-row>:last-child{margin-top:66px} /* 给右上角悬浮按钮让位 */
.hero{padding-top:22px;max-width:640px;display:flex;flex-direction:column;align-items:flex-start}
.hero h1{margin-top:0;font-weight:500;font-size:clamp(34px,4vw,54px);line-height:1.15;letter-spacing:-.5px}
.blurb{margin-top:14px;max-width:520px;font-size:15px;line-height:1.6;color:var(--soft)}
.hero-meta{margin-top:10px;font-size:12px;color:var(--faint);font-family:var(--mono)}
.section-heading{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:16px}
.section-heading .context-line{margin-top:3px}

.usage-panel{padding:22px 22px 20px}
.usage-panel .section-heading{margin-bottom:12px}
.usage-total{font-weight:500;font-size:60px;line-height:1;letter-spacing:-2.5px;font-variant-numeric:tabular-nums;white-space:nowrap}
.usage-directions{display:block;margin-top:12px;font-size:12px;color:var(--muted);font-family:var(--mono)}
.usage-devices{margin:16px 0 12px;padding-top:12px;border-top:1px solid var(--line)}
.usage-row{display:grid;grid-template-columns:72px 1fr auto;gap:12px;align-items:center;padding:6px 0;font-size:12px}
.usage-name{display:flex;align-items:center;gap:7px;color:var(--soft)}
.usage-track{height:6px;border-radius:3px;background:var(--line);overflow:hidden}
.usage-track i{display:block;height:100%;border-radius:3px;background:var(--mac)}
.usage-track.iphone i{background:var(--iphone)}
.usage-track.windows i{background:var(--windows)}
.usage-row strong{font:500 12px var(--mono);text-align:right;min-width:76px}
.usage-panel>.context-line{display:block;font-size:11px}

/* ---------- 服务器状态胶囊 ---------- */
.server-strip{display:flex;flex-wrap:wrap;gap:10px;margin-top:auto;padding-top:22px}
.pill{display:inline-flex;align-items:center;gap:8px;min-height:34px;padding:0 14px;border-radius:17px;background:var(--card);border:1px solid var(--line);font-size:12.5px}
.pill .muted{font-size:12px}
.exit-status strong{font:600 13px var(--mono)}
.status-orbit{width:8px;height:8px;border-radius:50%;background:var(--faint);flex-shrink:0}
.server-strip:has(.verified) .status-orbit{background:var(--ok)}
.strip-detail{color:var(--muted);font-size:12px}

.badge{display:inline-flex;align-items:center;height:22px;border-radius:11px;padding:0 9px;font-size:11px;font-weight:600;white-space:nowrap;background:var(--card-2);color:var(--soft)}
.badge.verified,.badge.reachable{background:var(--ok-bg);color:var(--ok)}
.badge.challenge,.badge.restricted,.badge.redirect,.badge.limited{background:var(--warn-bg);color:var(--warn)}
.badge.failed{background:var(--bad-bg);color:var(--bad)}

/* ---------- 设备 × AI：每台设备一张卡 ---------- */
.activity-section{margin-top:28px}
.matrix-heading,.device-row{display:grid;grid-template-columns:minmax(150px,1.2fr) repeat(3,minmax(90px,1fr)) minmax(110px,.85fr);align-items:center}
.matrix-heading{padding:0 25px 10px;color:var(--muted);font-size:12px}
.matrix-heading>span{display:flex;gap:8px;align-items:center}
.matrix-heading>span:last-child{justify-content:flex-end}
.matrix-heading img{border-radius:6px}
#devices{display:grid;gap:12px}
.device-row{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:16px 24px;min-height:104px}
.device-heading{display:flex;gap:12px;align-items:center;min-width:0}
.device-symbol{width:46px;height:46px;border-radius:50%;flex-shrink:0;display:grid;place-items:center;background:var(--card-2);border:1px solid var(--line-strong);color:var(--soft)}
.device-symbol svg{width:24px;height:24px;stroke-width:1.5}
.device-heading h3{font-size:17px}
.device-heading small{display:block;color:var(--muted);font-size:11px;margin-top:3px;white-space:nowrap}
.device-cell{min-height:70px;text-align:left;padding:8px 12px;margin-left:-12px;border-radius:14px;display:flex;flex-direction:column;align-items:flex-start;justify-content:center;width:calc(100% - 8px)}
.device-cell:hover{background:var(--card-2)}
.cell-count{font-size:34px;font-weight:400;letter-spacing:-1.5px;line-height:1.1;font-variant-numeric:tabular-nums}
.cell-count small{font-size:11px;letter-spacing:0;margin-left:5px;color:var(--muted)}
.cell-time{font-size:11px;margin-top:4px;color:var(--muted);font-family:var(--mono)}
.cell-empty .cell-count{color:var(--faint)}
.cell-platform{display:none}
.device-day{text-align:right;font:500 15px var(--mono);letter-spacing:-.3px}
.device-day small{display:block;margin-top:5px;color:var(--muted);font:11px var(--sans);letter-spacing:0}
.matrix-note{font-size:11.5px;color:var(--faint);margin-top:10px}

/* ---------- 流量轨迹 ---------- */
.traffic-panel{margin-top:20px}
.chart-legend{display:flex;align-items:center;gap:16px;font-size:12px;color:var(--muted);margin-bottom:16px}
.chart-legend>span{display:flex;align-items:center;gap:6px}
.dot{display:inline-block;width:8px;height:8px;border-radius:50%;flex-shrink:0;background:var(--faint)}
.dot.mac{background:var(--mac)}.dot.iphone{background:var(--iphone)}.dot.windows{background:var(--windows)}
.dot.ok,.dot.success{background:var(--ok)}.dot.warning{background:var(--warn)}.dot.failed,.dot.danger{background:var(--bad)}
.chart-frame{display:flex;gap:10px;height:160px}
.chart-axis{width:56px;display:flex;flex-direction:column;justify-content:space-between;font:10px var(--mono);color:var(--faint);flex-shrink:0;padding-bottom:2px}
.traffic-chart{width:100%;min-width:0;display:flex;align-items:stretch;gap:3px;border-bottom:1px solid var(--line-strong);background:repeating-linear-gradient(to top,transparent 0,transparent calc(50% - 1px),var(--line) calc(50% - 1px),var(--line) 50%)}
.traffic-bar{flex:1;min-width:0;position:relative;padding:0 1px;display:flex;align-items:flex-end;justify-content:center;gap:1px;isolation:isolate;border-radius:3px}
.traffic-bar:before{content:"";position:absolute;inset:-4px 0;background:var(--card-2);border-radius:4px;opacity:0;z-index:-1}
.traffic-bar:hover:before,.traffic-bar.selected:before{opacity:1}
.traffic-bar.selected{outline:1px solid var(--line-strong);outline-offset:1px}
.traffic-bar i{width:30%;min-width:1px;max-height:100%;background:var(--mac);border-radius:2px 2px 0 0}
.traffic-bar i:nth-child(2){background:var(--iphone)}
.traffic-bar i:nth-child(3){background:var(--windows)}
.chart-footer{display:flex;justify-content:space-between;margin:8px 0 0 66px;color:var(--faint);font:10px var(--mono)}
.chart-selection{font-size:12px;line-height:1.7;margin:16px 0 4px;min-height:20px;color:var(--soft)}
.traffic-panel>.context-line{font-size:11px}

/* ---------- 连接记录 ---------- */
.connections{margin-top:20px;scroll-margin-top:24px}
.filters{display:flex;gap:8px}
.select-control{position:relative;display:block}
.select-control:after{content:"";border-right:1.5px solid var(--muted);border-bottom:1.5px solid var(--muted);width:6px;height:6px;transform:rotate(45deg);position:absolute;right:17px;top:17px;pointer-events:none}
select{appearance:none;-webkit-appearance:none;min-height:44px;border:1px solid var(--line);border-radius:22px;padding:0 40px 0 16px;background:var(--card-2);color:var(--ink);font-size:13px;width:100%;min-width:0}
select:hover{border-color:var(--line-strong)}
/* 点下拉框时不要蓝色焦点框（启航要求）；改成边框稍微加深，仍能看出当前选中的是哪个 */
select:focus,select:focus-visible{outline:none;border-color:var(--line-strong)}
.filters select{min-width:126px}
.connection-toolbar{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:14px}
.segmented{display:inline-flex;flex-wrap:wrap;gap:4px;padding:4px;border-radius:22px;background:var(--card-2);border:1px solid var(--line)}
.segmented button{min-height:36px;padding:0 15px;border-radius:18px;font-size:13px;color:var(--soft)}
.segmented button[aria-pressed="true"]{background:var(--primary);color:var(--primary-ink);font-weight:600}
.segmented button:hover:not([aria-pressed="true"]){background:var(--card)}
.activity-table{border-collapse:collapse;table-layout:fixed;width:100%;font-size:12.5px}
.activity-table th{text-align:left;font-weight:400;color:var(--muted);padding:10px 12px;font-size:11.5px;border-bottom:1px solid var(--line)}
.activity-table th:first-child{width:155px}
.activity-table th:nth-child(2){width:170px}
.activity-table th:last-child{width:72px;text-align:right}
.activity-table td{padding:13px 12px;border-bottom:1px solid var(--line);vertical-align:middle}
.activity-table tbody tr:hover{background:var(--card-2)}
.activity-time{font-family:var(--mono);font-size:11.5px;color:var(--soft);white-space:nowrap}
.activity-time small{display:block;margin-top:2px;font-size:10.5px;color:var(--faint)}
.activity-identity{display:flex;gap:10px;align-items:center}
.platform-logo{width:30px;height:30px;flex-shrink:0;border-radius:8px}
.activity-identity small{display:block;font-size:11px;color:var(--muted);margin-top:1px}
.activity-target{font-family:var(--mono);font-size:11.5px;overflow-wrap:anywhere;line-height:1.6}
.activity-target small{display:block;font:11px var(--sans);color:var(--muted);margin-top:3px}
.activity-number{text-align:right;font-family:var(--mono);font-size:13px;font-weight:600}
.pagination{display:flex;justify-content:space-between;align-items:center;gap:15px;margin-top:16px}
.page-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.page-actions #page-number{font:12px var(--mono);min-width:44px;text-align:center;color:var(--muted)}
.quiet{min-height:42px;padding:0 18px;border-radius:21px;background:var(--card-2);border:1px solid var(--line);font-size:13px;display:inline-flex;align-items:center;justify-content:center;gap:6px}
.quiet:hover:not(:disabled){border-color:var(--line-strong)}
.page-button{min-width:44px;min-height:44px;padding:0;font-size:16px}
.empty{padding:40px 20px;text-align:center;color:var(--muted);font-size:13px;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}

/* ---------- 诊断与说明 ---------- */
.notes-section{margin-top:16px}
summary{list-style:none;display:flex;gap:14px;align-items:center;cursor:pointer;min-height:56px;padding:0 22px;font-size:14px;font-weight:600}
summary::-webkit-details-marker{display:none}
summary:after{content:"+";font-weight:400;font-size:20px;color:var(--muted);width:16px;text-align:center}
details[open]>summary:after{content:"−"}
summary>.context-label{margin-left:auto;font-weight:400}
.panel[open]>summary{border-bottom:1px solid var(--line)}
.details-body{padding:20px 22px}
.details-body>.context-line{margin-bottom:16px}
.monitor-notes{color:var(--muted)}
.monitor-notes summary{padding:0 4px;min-height:44px;font-size:12px;font-weight:400;width:max-content}
.monitor-notes .details-body{padding:4px 4px 16px;max-width:860px;font-size:12px;line-height:1.9}
.monitor-notes p+p{margin-top:9px}
footer{display:flex;justify-content:space-between;color:var(--faint);font-size:11px;margin-top:24px;padding-top:18px;border-top:1px solid var(--line)}
.notice{padding:12px 16px;border-radius:14px;border:1px solid var(--line);background:var(--card-2);font-size:13px;margin:12px 0}
.notice.danger{background:var(--bad-bg);color:var(--bad);border-color:transparent}
.preview-notice{background:var(--warn-bg);color:var(--warn);border-color:transparent}
main#main>.preview-notice{display:inline-block;margin:6px 0 12px;padding:6px 14px;border-radius:16px;font-size:12px}

/* ---------- 登录 ---------- */
.login-theme{position:fixed;z-index:5;top:calc(env(safe-area-inset-top) + 20px);right:24px}
.login-shell{min-height:100vh;min-height:100svh;display:grid;place-items:center;padding:20px}
.login-panel{width:min(400px,100%);padding:32px}
.login-panel h1{font-size:28px;font-weight:500;letter-spacing:-.5px;line-height:1.3;margin-top:28px}
.login-description{margin:8px 0 24px;color:var(--muted);font-size:13px}
.login-panel .notice{margin:0 0 18px}
#login-form{display:flex;flex-direction:column}
#login-form label{font-size:12.5px;font-weight:600;color:var(--soft);margin-bottom:8px}
#login-form input:not([type=hidden]){width:100%;min-height:50px;border-radius:14px;border:1px solid var(--line-strong);background:var(--base);padding:12px 14px;font-size:16px;color:var(--ink)}
#login-form input::placeholder{color:var(--faint);font-size:14px}
#login-form input:focus{outline:none;border-color:var(--accent)}
#username{margin-bottom:18px}
.password-field{position:relative}
.password-field input{padding-right:68px!important}
.password-field button{position:absolute;right:5px;top:5px;bottom:5px;min-width:56px;border-radius:10px;color:var(--muted);font-size:12px}
.password-field button:hover{background:var(--card-2);color:var(--ink)}
.primary{margin-top:26px;min-height:50px;padding:0 22px;border-radius:25px;background:var(--primary);color:var(--primary-ink);font-weight:650;font-size:14px;display:flex;align-items:center;justify-content:space-between}
.primary:hover:not(:disabled){background:var(--primary-hover)}
.login-footnote{margin-top:20px;color:var(--faint);font-size:11.5px;text-align:center}

/* ---------- 响应式 ---------- */
@media (max-width:1180px){
  .top-row{grid-template-columns:minmax(0,1fr) 360px}
  .usage-total{font-size:52px}
  .matrix-heading,.device-row{grid-template-columns:minmax(130px,1.2fr) repeat(3,minmax(78px,1fr)) minmax(92px,.8fr)}
  .matrix-heading{padding:0 19px 10px}
  .device-row{padding:16px 18px}
  .device-symbol{width:40px;height:40px}
  .cell-count{font-size:30px}
  .activity-table th:first-child{width:125px}
  .activity-table th:nth-child(2){width:140px}
  .activity-table th:last-child{width:60px}
}
@media (max-width:980px){
  .top-row{grid-template-columns:minmax(0,1fr)}
  .top-row>:last-child{margin-top:0}
  .device-heading small{white-space:normal}
}
@media (max-width:860px){
  :root{--radius:18px}
  html{scroll-padding-top:16px}
  /* 2026-10-20：手机不要底部导航栏（启航决定），整页从上往下滑着看 */
  .rail{display:none}
  .workspace{margin:0;padding:env(safe-area-inset-top) 14px calc(24px + env(safe-area-inset-bottom))}
  /* 顶部按钮合成一个实色胶囊：离状态栏多留 26px，避免被 iOS 顶部的模糊遮罩盖住；不再用半透明模糊，图标更清楚 */
  .topbar{top:calc(env(safe-area-inset-top) + 26px);right:14px}
  .tools{gap:2px;padding:3px;border-radius:24px;border:1px solid var(--line-strong);background:var(--card);box-shadow:0 8px 24px rgba(0,0,0,.22)}
  .tool{height:40px;min-width:40px;padding:0 10px;background:transparent;border-color:transparent;color:var(--soft)}
  .tool:hover:not(:disabled),.tool:active{background:var(--card-2)}
  .tool-text{display:none}
  main#main{padding-top:30px} /* 标题和右上角胶囊同一高度，一起避开状态栏 */
  .hero{padding-top:0}
  .hero h1{font-size:34px;margin-top:2px}
  .blurb{font-size:14px}
  .top-row{gap:16px}
  .usage-total{font-size:48px;letter-spacing:-2px}
  .usage-row{grid-template-columns:66px 1fr 86px}
  .glass.pad{padding:18px}
  .usage-panel{padding:18px}
  .server-strip{padding-top:16px;gap:8px}
  .activity-section{margin-top:24px}
  .activity-section .section-heading{align-items:flex-start}
  .activity-section .section-heading>div{min-width:0;flex:1}
  .activity-section .select-control{flex-shrink:0;width:158px}
  select{font-size:16px}
  .matrix-heading{display:none}
  .device-row{grid-template-columns:repeat(3,minmax(0,1fr));gap:12px 8px;padding:16px;min-height:0}
  .device-heading{grid-column:1/3;min-height:40px;gap:10px}
  .device-symbol{width:38px;height:38px}
  .device-symbol svg{width:21px;height:21px}
  .device-heading h3{font-size:15px}
  .device-heading small{font-size:10.5px;white-space:nowrap}
  .device-day{grid-row:1;grid-column:3;align-self:center;font-size:13px}
  .device-day small{font-size:10px}
  .device-cell{grid-row:2;padding:12px 10px 10px;margin:0;width:100%;min-height:104px;background:var(--card-2);border-radius:14px;justify-content:flex-start}
  .cell-platform{display:flex;align-items:center;gap:6px;font-size:11px;color:var(--muted);margin-bottom:8px}
  .cell-platform img{width:20px;height:20px;border-radius:5px}
  .cell-count{font-size:27px}
  .cell-count small{font-size:10px;margin-left:4px}
  .cell-time{font-size:10px;white-space:nowrap}
  .matrix-note{font-size:11px;line-height:1.7}
  .traffic-panel{margin-top:16px}
  .traffic-chart{gap:5px}
  .traffic-bar{padding:0 2px;gap:2px;overflow:hidden}
  .traffic-bar i{min-width:0}
  .connections{margin-top:16px}
  .connections .section-heading{flex-wrap:wrap;gap:14px}
  .connections .filters{width:100%}
  .filters .select-control{flex:1}
  .filters select{min-width:0;width:100%}
  .connection-toolbar{flex-wrap:wrap;gap:10px}
  .connection-toolbar>.context-label{font-size:11px}
  .segmented button{font-size:12px;padding:0 12px}
  .activity-table,.activity-table tbody,.activity-table tr,.activity-table td{display:block}
  .activity-table thead{display:none}
  .activity-table tr{display:grid;grid-template-columns:1fr auto;padding:14px 0;border-top:1px solid var(--line);gap:8px 12px}
  .activity-table tbody tr:hover{background:none}
  .activity-table td{border:0;padding:0}
  .activity-table td:nth-child(1){grid-column:2;grid-row:1;text-align:right;align-self:center}
  .activity-table td:nth-child(2){grid-column:1;grid-row:1}
  .activity-table td:nth-child(3){grid-column:1;grid-row:2;padding-left:40px}
  .activity-table td:nth-child(4){grid-column:2;grid-row:2;align-self:center;text-align:right}
  .activity-target{font-size:11px}
  .pagination{border-top:1px solid var(--line);padding-top:14px;flex-wrap:wrap;gap:12px;margin-top:0}
  .page-actions{margin-left:auto}
  .notes-section{margin-top:12px}
  footer{font-size:10.5px;margin-top:20px}
  .login-theme{top:calc(env(safe-area-inset-top) + 26px);right:14px}
  .login-shell{padding:16px}
  .login-panel{padding:26px 22px}
}
@media (max-width:380px){
  .workspace{padding-left:12px;padding-right:12px}
  .hero h1{font-size:30px}
  .usage-total{font-size:42px}
  .device-row{padding:14px;gap:12px 6px}
  .device-cell{padding:11px 8px}
  .cell-platform{font-size:10px;gap:4px}
  .cell-count{font-size:24px}
  .cell-time{font-size:9px}
  .activity-section .select-control{width:140px}
}
@media (prefers-reduced-motion:reduce){html{scroll-behavior:auto}*,*:before,*:after{transition:none!important;animation:none!important}}