:root{
  --paper:#eef1ee;--card:#fbfcfb;--ink:#14201c;--ink-2:#44524c;--ink-3:#6b7872;--line:#d5dcd7;--line-2:#e4e9e5;
  --good:#17835a;--good-bg:#dff1e8;--warn:#a96300;--warn-bg:#fbebcc;--bad:#c23a32;--bad-bg:#f9dcd9;--unknown:#55625c;--unknown-bg:#e3e8e5;
  --link:#1f4fc4;--accent:#14201c;
  --display:'Zen Kaku Gothic New','Noto Sans JP',sans-serif;--sans:'Noto Sans JP',sans-serif;--mono:'IBM Plex Mono',ui-monospace,monospace;
  color-scheme:light}
*{box-sizing:border-box}
html{scroll-behavior:smooth;scroll-padding-top:76px}
body{margin:0;background:var(--paper);color:var(--ink);font:15px/1.7 var(--sans)}
a{color:var(--link);text-decoration:none}
a:hover{text-decoration:underline}
:focus-visible{outline:3px solid #1f4fc4;outline-offset:2px;border-radius:4px}
[hidden]{display:none!important}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}

/* top bar */
.topbar{position:sticky;top:0;z-index:5;display:flex;align-items:center;gap:28px;height:60px;padding:0 max(20px,calc((100vw - 1120px)/2));background:color-mix(in srgb,var(--paper) 90%,transparent);backdrop-filter:blur(8px);border-bottom:1px solid var(--line)}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink)}
.brand:hover{text-decoration:none}
.brand b{font:900 18px var(--display);letter-spacing:.01em}
.brand-mark{width:28px;height:16px;color:var(--good)}
.top-nav{display:flex;gap:4px;margin-right:auto}
.top-nav a{padding:6px 12px;border-radius:6px;color:var(--ink-2);font-size:14px;font-weight:500}
.top-nav a:hover{background:var(--line-2);text-decoration:none;color:var(--ink)}
.top-actions{display:flex;align-items:center;gap:12px}
.source-chip{display:flex;align-items:center;gap:9px;padding:5px 12px;border:1px solid var(--line);border-radius:999px;background:var(--card)}
.source-chip>span{display:grid;line-height:1.25}
.source-chip b{font-size:12px;font-weight:700}
.source-chip small{font-size:11px;color:var(--ink-3)}
.connection-dot{width:8px;height:8px;border-radius:50%;background:#9aa6a0}
.icon-button{width:36px;height:36px;border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--ink-2);font-size:18px;cursor:pointer}
.icon-button:hover{background:var(--line-2);color:var(--ink)}

/* layout */
.page{max-width:1120px;margin:0 auto;padding:0 20px 48px}

/* hero */
.hero{display:grid;grid-template-columns:minmax(0,1.25fr) minmax(280px,.75fr);gap:48px;align-items:end;padding:56px 0 40px}
.eyebrow{font:500 12px var(--mono);letter-spacing:.08em;color:var(--ink-3);text-transform:uppercase}
.hero h1{margin:12px 0 12px;font:900 clamp(28px,4.4vw,46px)/1.25 var(--display);letter-spacing:-.01em;text-wrap:balance}
.hero h1:before{content:'';display:inline-block;width:.5em;height:.5em;margin-right:.35em;border-radius:50%;vertical-align:.06em;background:#9aa6a0}
.hero h1[data-tone=good]:before{background:var(--good);box-shadow:0 0 0 .2em var(--good-bg)}
.hero h1[data-tone=warn]:before{background:#e09100;box-shadow:0 0 0 .2em var(--warn-bg)}
.hero h1[data-tone=bad]:before{background:var(--bad);box-shadow:0 0 0 .2em var(--bad-bg)}
.hero h1[data-tone=loading]:before{animation:blink 1s infinite alternate}
@keyframes blink{to{opacity:.3}}
.hero-copy p{margin:0;max-width:34em;color:var(--ink-2);font-size:16px}
.board{list-style:none;margin:20px 0 0;padding:0;display:grid;gap:0;max-width:560px;border:1px solid var(--line);border-radius:10px;background:var(--card);overflow:hidden}
.board li{display:grid;grid-template-columns:150px auto 1fr;align-items:center;gap:12px;padding:10px 14px;border-top:1px solid var(--line-2);font-size:13px}
.board li:first-child{border-top:0}
.board li b{font-weight:700}
.board li span.detail{color:var(--ink-3);min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.hero-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:24px}
.btn{display:inline-flex;align-items:center;min-height:42px;padding:0 16px;border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--ink);font:700 14px var(--sans);cursor:pointer}
.btn:hover{background:var(--line-2);text-decoration:none}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.primary:hover{background:#2a3b35}
.btn input{display:none}

/* pulse strip: one bar per day */
.pulse{margin:0;padding:18px 18px 12px;border:1px solid var(--line);border-radius:12px;background:var(--card)}
.pulse-bars{display:grid;grid-template-columns:repeat(14,1fr);gap:5px;height:120px;align-items:end}
.pulse-bars i{display:block;min-height:6px;border-radius:3px;background:var(--line);transition:height .5s cubic-bezier(.2,.8,.2,1)}
.pulse-bars i.has{background:var(--ink)}
.pulse-bars i.recent{background:#e09100}
.pulse figcaption{display:flex;justify-content:space-between;gap:8px;margin-top:10px;font:400 11px var(--mono);color:var(--ink-3)}
.pulse figcaption span:nth-child(2){text-align:center}

/* notice */
.notice{display:flex;align-items:center;gap:14px;padding:14px 18px;margin-bottom:20px;border:1px solid var(--line);border-left:4px solid var(--link);border-radius:8px;background:var(--card)}
.notice-icon{flex:none;width:24px;height:24px;display:grid;place-items:center;border-radius:50%;background:#dfe8fb;color:var(--link);font:700 13px var(--mono)}
.notice>div:nth-child(2){flex:1}
.notice b{font-size:14px}
.notice p{margin:2px 0 0;color:var(--ink-2);font-size:13px}
.notice a{font-size:13px;white-space:nowrap}
.notice.error{border-left-color:var(--bad)}
.notice.error .notice-icon{background:var(--bad-bg);color:var(--bad)}

/* panels */
.panel{margin-bottom:20px;border:1px solid var(--line);border-radius:12px;background:var(--card);overflow:hidden}
.section-heading{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;padding:22px 24px 14px}
.section-heading h2{margin:4px 0 0;font:700 21px/1.3 var(--display)}
.status-source-link{font-size:13px;font-weight:500}
.section-tools{display:flex;align-items:center;gap:14px}
.updated-label{font:400 12px var(--mono);color:var(--ink-3)}
.select-wrap select{padding:8px 12px;border:1px solid var(--line);border-radius:8px;background:var(--card);color:var(--ink);font:500 13px var(--sans)}
.panel-note{padding:12px 24px 16px;border-top:1px solid var(--line-2);color:var(--ink-3);font-size:12.5px}
.panel-footer{display:flex;justify-content:space-between;padding:10px 24px;border-top:1px solid var(--line-2);color:var(--ink-3);font:400 12px var(--mono)}

/* rss */
.rss-toolbar{display:flex;align-items:center;gap:8px;padding:0 24px 14px}
.rss-state{display:flex;align-items:center;gap:8px;margin-right:auto;color:var(--ink-2);font:400 12px var(--mono)}
.rss-state i{width:8px;height:8px;border-radius:50%;background:#9aa6a0}
.rss-state.good i{background:var(--good)}
.rss-state.bad i{background:#e09100}
.rss-state.loading i{background:var(--link);animation:blink 1s infinite alternate}
.rss-refresh{padding:6px 12px;border:1px solid var(--line);border-radius:7px;background:var(--card);color:var(--ink-2);font:500 13px var(--sans);cursor:pointer}
.rss-refresh:hover{background:var(--line-2)}
.rss-refresh:disabled{opacity:.6;cursor:wait}
.rss-list{padding:0 24px 8px}
.rss-item{display:grid;grid-template-columns:1fr 24px;gap:12px;padding:16px 0;border-top:1px solid var(--line-2)}
.rss-item-marker{display:none}
.rss-item-heading{display:flex;align-items:baseline;justify-content:space-between;gap:16px}
.rss-item-heading b{font-size:15px;font-weight:700}
.rss-item-heading time{flex:none;color:var(--ink-3);font:400 12px var(--mono)}
.rss-item-content p{margin:4px 0 0;color:var(--ink-2);font-size:13.5px;line-height:1.75;display:-webkit-box;-webkit-line-clamp:3;-webkit-box-orient:vertical;overflow:hidden}
.rss-item-link{font-size:16px;align-self:start}
.rss-item.fresh .rss-item-heading time{color:var(--warn);font-weight:500}
.rss-item.fresh .rss-item-heading b:before{content:'24h以内';margin-right:8px;padding:1px 7px;border-radius:4px;background:var(--warn-bg);color:var(--warn);font:500 11px var(--mono);vertical-align:2px}
.rss-loading,.rss-empty{text-align:center;padding:32px 10px;color:var(--ink-3);font-size:13px}
.rss-fallback{padding:16px;margin-bottom:12px;border:1px solid #e3c98f;border-radius:8px;background:var(--warn-bg)}
.rss-fallback b{font-size:14px;color:#6d4200}
.rss-fallback p{margin:4px 0 8px;font-size:13px;color:#6d4200}

/* backlog */
.status-intro{display:flex;align-items:center;gap:10px;padding:0 24px 14px;color:var(--ink-2);font-size:13px}
.live-dot{width:8px;height:8px;flex:none;border-radius:50%;background:var(--good);box-shadow:0 0 0 4px var(--good-bg)}
.refresh-note{margin-left:auto;color:var(--ink-3);font:400 12px var(--mono)}
.status-frame-wrap{margin:0 24px 16px;border:1px solid var(--line);border-radius:8px;overflow:hidden;background:#fff}
.status-frame-wrap iframe{display:block;width:100%;height:690px;border:0;background:#fff}

/* metrics */
.metrics{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px;margin-bottom:20px}
.metric-card{padding:16px 18px;border:1px solid var(--line);border-radius:12px;background:var(--card)}
.metric-label{font-size:13px;font-weight:700;color:var(--ink-2)}
.metric-value{font:500 38px/1.2 var(--mono);margin:6px 0 2px;letter-spacing:-.03em}
.metric-value small{font-size:16px;color:var(--ink-3);letter-spacing:0}
.metric-foot{color:var(--ink-3);font-size:12px}
.metric-card.good .metric-value{color:var(--good)}
.metric-card.warn .metric-value{color:var(--warn)}

/* table */
.table-wrap{overflow-x:auto}
table{width:100%;border-collapse:collapse;text-align:left}
thead{background:var(--paper)}
th{padding:10px 24px;border-top:1px solid var(--line-2);border-bottom:1px solid var(--line-2);font:500 12px var(--mono);color:var(--ink-3)}
td{padding:14px 24px;border-bottom:1px solid var(--line-2);color:var(--ink-2);font-size:14px}
tbody tr:last-child td{border-bottom:0}
tbody tr:hover{background:#f4f7f5}
.service-name{display:flex;align-items:center;gap:12px;color:var(--ink);font-weight:700}
.service-icon{width:30px;height:30px;display:grid;place-items:center;border-radius:8px;background:#e1e8f7;color:#2a4a9a;font-size:14px}
.service-icon[data-tone=violet]{background:#e9e3f7;color:#5b3fa8}
.service-icon[data-tone=cyan]{background:#d9eef0;color:#1b6670}
.service-icon[data-tone=orange]{background:#fbe8cf;color:#9a5a00}
.service-icon[data-tone=pink]{background:#f7dfe8;color:#a3345f}
.pill{display:inline-flex;align-items:center;gap:7px;border-radius:999px;padding:3px 11px;font-size:12px;font-weight:700;white-space:nowrap}
.pill:before{content:'';width:7px;height:7px;border-radius:50%;background:currentColor}
.pill.good{color:var(--good);background:var(--good-bg)}
.pill.warn{color:var(--warn);background:var(--warn-bg)}
.pill.bad{color:var(--bad);background:var(--bad-bg)}
.pill.unknown{color:var(--unknown);background:var(--unknown-bg)}
.issue-count{color:var(--ink);font-weight:700}
.issue-count.none{color:var(--ink-3);font-weight:400}
.date-cell{font:400 12px var(--mono);color:var(--ink-3);white-space:nowrap}
.row-open{border:0;background:none;color:var(--link);font:500 13px var(--sans);cursor:pointer}
.row-open:hover{text-decoration:underline}
.empty-row td{height:150px}
.empty-state{display:grid;justify-items:center;color:var(--ink-3)}
.empty-state b{font-size:14px;color:var(--ink-2)}
.empty-state p{margin:3px 0 0;font-size:13px}

/* incidents */
.incident-count{padding:3px 10px;border:1px solid var(--line);border-radius:6px;color:var(--ink-2);font:400 12px var(--mono)}
.incident-list{padding:0 24px 8px}
.incident-empty{text-align:center;color:var(--ink-3);font-size:13px;padding:28px 0 32px}
.incident-item{display:grid;grid-template-columns:30px 1fr auto;gap:14px;padding:16px 0;border-top:1px solid var(--line-2)}
.incident-marker{width:28px;height:28px;display:grid;place-items:center;border-radius:50%;background:var(--warn-bg);color:var(--warn);font-weight:700;font-size:13px}
.incident-marker.resolved{background:var(--good-bg);color:var(--good)}
.incident-main b{font-size:15px}
.incident-main p{margin:3px 0 6px;color:var(--ink-2);font-size:13.5px;max-width:760px}
.incident-meta{display:flex;flex-wrap:wrap;gap:12px;color:var(--ink-3);font:400 12px var(--mono)}

.page-footer{display:flex;justify-content:space-between;gap:16px;padding:8px 2px;color:var(--ink-3);font-size:12.5px}

/* dialog */
.detail-dialog{width:min(600px,calc(100vw - 32px));background:var(--card);color:var(--ink);border:1px solid var(--line);border-radius:14px;padding:28px;box-shadow:0 24px 80px #14201c40}
.detail-dialog::backdrop{background:#14201c80;backdrop-filter:blur(3px)}
.dialog-close{position:absolute;right:16px;top:12px;border:0;background:none;color:var(--ink-3);font-size:26px;cursor:pointer}
.detail-dialog h3{font:700 22px var(--display);margin:8px 28px 10px 0}
.detail-dialog p{font-size:14px;color:var(--ink-2)}
.detail-tags{display:flex;gap:8px;margin:12px 0}
.detail-tag{padding:3px 9px;border:1px solid var(--line);border-radius:6px;color:var(--ink-2);font:400 12px var(--mono)}
.detail-post{border-left:3px solid var(--link);padding:10px 14px;margin-top:12px;background:var(--paper);color:var(--ink-2);font-size:13.5px}
.detail-post small{display:block;color:var(--ink-3);font:400 12px var(--mono);margin-bottom:4px}

@media(max-width:900px){
  .hero{grid-template-columns:1fr;gap:28px;padding:36px 0 28px}
  .board li{grid-template-columns:1fr auto}.board li span.detail{grid-column:1/-1;white-space:normal}
  .metrics{grid-template-columns:repeat(2,minmax(0,1fr))}
  .source-chip{display:none}
}
@media(max-width:640px){
  .topbar{gap:12px;padding:0 16px}
  .top-nav a{padding:6px 8px;font-size:13px}
  .brand b{display:none}
  .page{padding:0 16px 36px}
  .section-heading{flex-direction:column;align-items:flex-start;padding:18px 16px 12px}
  .section-tools{flex-wrap:wrap}
  .rss-toolbar,.rss-list,.incident-list,.status-intro{padding-left:16px;padding-right:16px}
  .rss-toolbar{flex-wrap:wrap}.rss-state{flex-basis:100%}
  .rss-item-heading{flex-direction:column;gap:2px}
  .panel-note,.panel-footer{padding-left:16px;padding-right:16px}
  .status-frame-wrap{margin:0 12px 14px}
  .status-frame-wrap iframe{height:760px}
  .refresh-note{display:none}
  .notice{align-items:flex-start}.notice a{display:none}
  th,td{padding:10px 14px}
  .incident-item{grid-template-columns:28px 1fr}.incident-status{grid-column:2;justify-self:start}
  .page-footer{flex-direction:column}
}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

/* multi-page additions */
.top-nav a[aria-current=page]{background:var(--ink);color:#fff}
.hero.solo{grid-template-columns:1fr;padding-bottom:28px}
.back-link{display:inline-block;margin-bottom:14px;font-size:13px;font-weight:500}
.pill.info{color:var(--link);background:#dfe8fb}
.count-chip{padding:3px 10px;border:1px solid var(--line);border-radius:6px;color:var(--ink-2);font:400 12px var(--mono)}

/* summary cards */
.svc-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-bottom:24px}
.svc-card{display:flex;flex-direction:column;gap:12px;padding:22px 24px;border:1px solid var(--line);border-radius:12px;background:var(--card);color:var(--ink);transition:border-color .15s,box-shadow .15s}
.svc-card:hover{text-decoration:none;border-color:var(--ink);box-shadow:0 6px 20px #14201c14}
.svc-head{display:flex;align-items:center;justify-content:space-between;gap:12px}
.svc-head h2{margin:0;font:900 22px var(--display)}
.svc-detail{margin:0;color:var(--ink-2);font-size:14px;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.svc-rows{list-style:none;margin:0;padding:0;border:1px solid var(--line-2);border-radius:8px}
.svc-rows li{display:flex;align-items:center;justify-content:space-between;padding:8px 12px;border-top:1px solid var(--line-2);font-size:13.5px;font-weight:500}
.svc-rows li:first-child{border-top:0}
.svc-foot{display:flex;align-items:center;justify-content:space-between;margin-top:auto;padding-top:4px;color:var(--ink-3);font:400 12px var(--mono)}
.svc-go{color:var(--link);font:700 13px var(--sans)}
.svc-card:hover .svc-go{text-decoration:underline}
.svc-loading{color:var(--ink-3);font-size:14px;padding:24px 0}
.pulse-bars.mini{height:44px;gap:4px}

/* backlog notices */
.notice-list{padding:0 24px 8px}
.notice-item{display:grid;grid-template-columns:1fr 24px;gap:12px;padding:16px 0;border-top:1px solid var(--line-2)}
.notice-top{display:flex;flex-wrap:wrap;align-items:center;gap:10px}
.notice-top b{font-size:15px}
.notice-item p{margin:6px 0 8px;color:var(--ink-2);font-size:13.5px;line-height:1.75;display:-webkit-box;-webkit-line-clamp:4;-webkit-box-orient:vertical;overflow:hidden}
.notice-meta{display:flex;flex-wrap:wrap;gap:14px;color:var(--ink-3);font:400 12px var(--mono)}
.board li{grid-template-columns:150px auto 1fr}
@media(max-width:900px){.svc-grid{grid-template-columns:1fr}}
@media(max-width:640px){.notice-list{padding:0 16px 8px}.svc-card{padding:18px 16px}}

/* aws */
.notice-item .impacted{margin:-2px 0 8px;color:var(--ink-3);font:400 12px/1.7 var(--mono);display:block;-webkit-line-clamp:unset}

/* manual */
.top-nav{overflow-x:auto;scrollbar-width:none;white-space:nowrap}
.top-nav::-webkit-scrollbar{display:none}
.toc{display:flex;flex-wrap:wrap;gap:8px;margin-top:20px}
.toc a{padding:6px 12px;border:1px solid var(--line);border-radius:999px;background:var(--card);color:var(--ink-2);font-size:13px;font-weight:500}
.toc a:hover{background:var(--line-2);text-decoration:none}
.prose{padding:24px 28px 20px;scroll-margin-top:76px}
.prose h2{margin:0 0 8px;font:700 22px var(--display)}
.prose h3{margin:20px 0 6px;font:700 15px var(--sans);color:var(--ink)}
.prose p,.prose li{color:var(--ink-2);font-size:14.5px;line-height:1.85}
.prose ul,.prose ol{margin:6px 0 0;padding-left:1.3em}
.prose li{margin:4px 0}
.prose li b,.prose p b,.prose td b{color:var(--ink)}
.prose .source{margin:0;color:var(--ink-3);font-size:13px}
.prose code{padding:1px 6px;border-radius:4px;background:var(--line-2);font:400 12.5px var(--mono)}
.legend{margin:8px 0 12px;border:1px solid var(--line);border-radius:8px;overflow:hidden}
.legend td{vertical-align:top;font-size:14px}
.legend td:first-child{white-space:nowrap;width:1%}
@media(max-width:640px){.prose{padding:20px 16px 16px}.legend td:first-child{white-space:normal}}

.hero h1:not([data-tone]):before{display:none}