:root {
  --canvas: #f2f6f7;
  --surface: #fcfefe;
  --surface-muted: #e7eff1;
  --surface-hover: #f3f8f8;
  --text: #15282e;
  --text-muted: #586b72;
  --text-faint: #71858b;
  --line: #cad8db;
  --line-strong: #aebfc3;
  --signal: #0b6e75;
  --signal-soft: #d8eded;
  --pulse: #b83a43;
  --pulse-soft: #f7e5e7;
  --shadow: 0 18px 50px rgba(25, 55, 64, 0.07);
  --sans: "Segoe UI Variable", "Microsoft YaHei UI", "PingFang SC", system-ui, sans-serif;
  --mono: "Cascadia Code", "SFMono-Regular", Consolas, monospace;
  --bg: var(--canvas); --bg-elevated: var(--surface);
  --ink: var(--text); --ink-muted: var(--text-muted); --ink-faint: var(--text-faint);
  --rule: var(--line); --rule-strong: var(--line-strong);
  --margin-red: var(--pulse); --margin-red-soft: var(--pulse-soft);
  --case-blue: var(--signal); --case-blue-soft: var(--signal-soft);
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) {
    --canvas: #0d0c0a; --surface: #14120f; --surface-muted: #1c1915; --surface-hover: #201d18;
    --text: #d9d2c5; --text-muted: #948c7d; --text-faint: #6f695c;
    --line: #26221d; --line-strong: #3a3429; --signal: #c94a42; --signal-soft: #2c1613;
    --pulse: #e0604f; --pulse-soft: #371b17; --shadow: 0 22px 60px rgba(0, 0, 0, 0.55);
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --canvas: #0d0c0a; --surface: #14120f; --surface-muted: #1c1915; --surface-hover: #201d18;
  --text: #d9d2c5; --text-muted: #948c7d; --text-faint: #6f695c;
  --line: #26221d; --line-strong: #3a3429; --signal: #c94a42; --signal-soft: #2c1613;
  --pulse: #e0604f; --pulse-soft: #371b17; --shadow: 0 22px 60px rgba(0, 0, 0, 0.55);
  color-scheme: dark;
}

* { box-sizing: border-box; }
@media (prefers-reduced-motion: reduce) {
  * { animation-duration: 0.001ms !important; transition-duration: 0.001ms !important; }
}

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--ink);
  font-family: 'Public Sans', -apple-system, sans-serif;
  transition: background 0.25s ease, color 0.25s ease;
}

::selection { background: var(--margin-red-soft); }

a { color: inherit; }

button { font-family: inherit; }

.app {
  display: grid;
  grid-template-columns: 232px minmax(0, 1fr);
  min-height: 100vh;
  max-width: 1180px;
  margin: 0 auto;
}

/* ---------- Sidebar ---------- */

.sidebar {
  padding: 44px 28px 32px 8px;
  border-right: 1px solid var(--rule);
  display: flex;
  flex-direction: column;
  gap: 30px;
  position: sticky;
  top: 0;
  height: 100vh;
}

.search {
  position: relative;
}

.search input {
  width: 100%;
  background: var(--bg-elevated);
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 9px 10px 9px 30px;
  font-family: 'Public Sans', sans-serif;
  font-size: 0.83rem;
  color: var(--ink);
}

.search input:focus-visible {
  outline: 2px solid var(--case-blue);
  outline-offset: 1px;
}

.search input::placeholder { color: var(--ink-faint); }

.search svg {
  position: absolute;
  left: 9px;
  top: 50%;
  transform: translateY(-50%);
  width: 14px;
  height: 14px;
  stroke: var(--ink-faint);
}

.nav-group {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.nav-eyebrow {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.63rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-faint);
  margin: 0 0 8px 10px;
}

.nav-link {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 7px 10px;
  border-radius: 3px;
  font-size: 0.9rem;
  text-decoration: none;
  color: var(--ink-muted);
  border-left: 2px solid transparent;
}

.nav-link:hover { color: var(--ink); background: var(--bg-elevated); }

.nav-link.is-active {
  color: var(--ink);
  border-left: 2px solid var(--margin-red);
  background: var(--bg-elevated);
  font-weight: 500;
}

.nav-link .count {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.72rem;
  color: var(--ink-faint);
}

.sidebar-foot {
  margin-top: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.theme-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: 1px solid var(--rule);
  border-radius: 3px;
  padding: 6px 10px;
  cursor: pointer;
  color: var(--ink-muted);
  font-size: 0.78rem;
}

.theme-toggle:hover { border-color: var(--case-blue); color: var(--ink); }

.theme-toggle svg { width: 13px; height: 13px; stroke: currentColor; fill: none; }

/* ---------- Main / feed list ---------- */

.feed {
  padding: 40px 40px 80px 32px;
  border-left: 1px solid var(--rule);
  min-width: 0;
}

.feed-head {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  margin-bottom: 22px;
}

.feed-head h1 {
  font-family: 'Fraunces', serif;
  font-weight: 500;
  font-size: 1.5rem;
  margin: 0;
}

.feed-head .date {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.74rem;
  color: var(--ink-faint);
}

.entry-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.entry {
  position: relative;
  display: block;
  padding: 18px 20px 18px 28px;
  border: 1px solid var(--rule);
  border-radius: 16px;
  background: var(--bg-elevated);
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  transition: border-color 0.15s ease, transform 0.15s ease;
}

.entry::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  width: 4px;
  background: var(--rule-strong);
}

.entry:hover {
  border-color: var(--rule-strong);
  transform: translateY(-1px);
}

@media (prefers-reduced-motion: reduce) {
  .entry:hover { transform: none; }
}

.entry__top {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 7px;
}

.entry__dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--margin-red);
  flex-shrink: 0;
}

.entry.is-read .entry__dot { background: transparent; border: 1px solid var(--ink-faint); }

.favicon {
  width: 16px;
  height: 16px;
  border-radius: 4px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.6rem;
  font-weight: 500;
  color: #fff;
  flex-shrink: 0;
}

.entry__source {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-muted);
}

.entry__time {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.68rem;
  color: var(--ink-faint);
  margin-left: auto;
}

.entry__star {
  width: 13px;
  height: 13px;
  stroke: var(--ink-faint);
  fill: none;
}

.entry__star.is-starred { stroke: var(--margin-red); fill: var(--margin-red); }

.entry__read-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 22px;
  height: 22px;
  padding: 0;
  margin-left: 6px;
  border: 1px solid var(--rule-strong);
  border-radius: 50%;
  background: var(--bg-elevated);
  color: var(--ink-faint);
  cursor: pointer;
  flex-shrink: 0;
  transition: border-color 0.15s ease, color 0.15s ease, background 0.15s ease;
}

.entry__read-btn svg {
  width: 12px;
  height: 12px;
  stroke: currentColor;
  fill: none;
}

.entry__read-btn:hover {
  border-color: var(--case-blue);
  color: var(--case-blue);
  background: var(--case-blue-soft);
}

.entry.is-fading {
  opacity: 0;
  transform: translateY(-4px);
  transition: opacity 0.2s ease, transform 0.2s ease;
}

.entry__title {
  font-family: 'Fraunces', serif;
  font-weight: 500;
  font-size: 1.08rem;
  margin: 0 0 6px 0;
  line-height: 1.35;
}

.entry.is-read .entry__title { color: var(--ink-muted); font-weight: 400; }

.entry__brief {
  margin: 0 0 9px 0;
  font-size: 0.87rem;
  line-height: 1.55;
  color: var(--ink-muted);
}

.entry__brief .label {
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.63rem;
  letter-spacing: 0.1em;
  color: var(--case-blue);
  margin-right: 6px;
}

/* ---------- Detail page ---------- */

.detail {
  max-width: 68ch;
}

.back-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.74rem;
  color: var(--ink-muted);
  text-decoration: none;
  margin-bottom: 28px;
}

.back-link:hover { color: var(--case-blue); }

.detail__meta {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 14px;
}

.detail__meta .entry__source { font-size: 0.72rem; }

.detail__meta .sep { color: var(--ink-faint); }

.detail__meta .original-link {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.7rem;
  color: var(--case-blue);
  text-decoration: none;
}

.detail__meta .original-link svg { width: 11px; height: 11px; stroke: currentColor; fill: none; }

.detail__header > h1 {
  font-family: 'Fraunces', serif;
  font-weight: 500;
  font-size: 2.05rem;
  line-height: 1.22;
  margin: 0 0 8px 0;
}

.detail__actions {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 28px;
  padding-bottom: 22px;
  border-bottom: 1px solid var(--rule);
}

.action-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: 1px solid var(--rule-strong);
  border-radius: 3px;
  padding: 6px 11px;
  font-size: 0.78rem;
  color: var(--ink-muted);
  cursor: pointer;
}

.action-btn:hover { border-color: var(--case-blue); color: var(--case-blue); }

.action-btn svg { width: 13px; height: 13px; stroke: currentColor; fill: none; }

.action-btn.is-starred { border-color: var(--margin-red); color: var(--margin-red); }
.action-btn.is-starred svg { fill: var(--margin-red); }

.lang-toggle {
  margin-left: auto;
  display: flex;
  border: 1px solid var(--rule-strong);
  border-radius: 3px;
  overflow: hidden;
}

.lang-toggle button {
  background: none;
  border: none;
  padding: 6px 12px;
  font-size: 0.76rem;
  color: var(--ink-muted);
  cursor: pointer;
  font-family: 'JetBrains Mono', monospace;
}

.lang-toggle button.is-active {
  background: var(--case-blue);
  color: #fff;
}

/* AI briefing card */

.briefing {
  background: var(--bg-elevated);
  border: 1px solid var(--rule);
  border-left: 4px solid var(--margin-red);
  border-radius: 14px;
  padding: 20px 22px;
  margin-bottom: 34px;
}

.briefing__eyebrow {
  display: block;
  font-family: 'JetBrains Mono', monospace;
  font-size: 0.66rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--case-blue);
  margin-bottom: 8px;
}

.briefing p {
  margin: 0;
  font-size: 0.93rem;
  line-height: 1.65;
  color: var(--ink);
}

.detail__body {
  font-size: 1.04rem;
  line-height: 1.85;
  color: var(--ink);
}

.detail__body p { margin: 0 0 1.3em 0; }

.detail__body img {
  max-width: 100%;
  height: auto;
  border-radius: 10px;
  display: block;
  margin: 1.3em 0;
}

.detail__body figure { margin: 1.3em 0; }
.detail__body figure img { margin: 0; }
.detail__body figcaption {
  font-size: 0.8rem;
  color: var(--ink-muted);
  margin-top: 8px;
  text-align: center;
}

/* ---------- Modern observation desk overrides ---------- */
html, body { margin: 0; padding: 0; background: var(--canvas); color: var(--text); font-family: var(--sans); }
button, input, select { font-family: inherit; }
[hidden] { display: none !important; }
.sr-only { position:absolute!important; width:1px!important; height:1px!important; padding:0!important; margin:-1px!important; overflow:hidden!important; clip:rect(0,0,0,0)!important; white-space:nowrap!important; border:0!important; }
.skip-link { position:fixed; z-index:100; top:10px; left:10px; transform:translateY(-160%); padding:10px 14px; border-radius:6px; background:var(--text); color:var(--surface); text-decoration:none; }
.skip-link:focus { transform:translateY(0); }
:where(a, button, input, select, summary):focus-visible { outline:2px solid var(--signal); outline-offset:3px; }

.app-shell { display:grid; grid-template-columns:248px minmax(0,1fr); min-height:100vh; }
.sidebar { position:sticky; top:0; height:100vh; display:flex; flex-direction:column; gap:28px; padding:30px 22px 22px; border-right:1px solid var(--line); background:color-mix(in srgb,var(--canvas) 90%,var(--surface)); }
.brand { display:inline-flex; align-items:center; gap:11px; width:fit-content; color:var(--text); text-decoration:none; }
.brand>span:last-child { display:grid; gap:1px; }
.brand strong { font-size:1.02rem; font-weight:680; letter-spacing:.04em; }
.brand small { color:var(--text-faint); font-family:var(--mono); font-size:.58rem; letter-spacing:.11em; }
.brand__mark { display:inline-flex; align-items:flex-end; gap:2px; width:25px; height:25px; padding:5px; border-radius:6px; background:var(--text); }
.brand__mark i { width:2px; border-radius:2px; background:var(--canvas); }
.brand__mark i:nth-child(1){height:5px}.brand__mark i:nth-child(2){height:11px}.brand__mark i:nth-child(3){height:8px}.brand__mark i:nth-child(4){height:14px;background:var(--signal)}
.search { position:relative; }
.search svg { position:absolute; left:12px; top:50%; width:16px; height:16px; transform:translateY(-50%); color:var(--text-faint); fill:none; stroke:currentColor; }
.search input { width:100%; min-height:42px; padding:9px 34px 9px 37px; border:1px solid var(--line); border-radius:7px; background:var(--surface); color:var(--text); font-size:.88rem; }
.search input::placeholder { color:var(--text-faint); }
.search__hint { position:absolute; right:11px; top:50%; transform:translateY(-50%); color:var(--text-faint); font-family:var(--mono); font-size:.72rem; }
.nav-group { display:flex; flex-direction:column; gap:4px; }
.nav-label,.page-kicker { color:var(--text-faint); font-family:var(--mono); font-size:.66rem; font-weight:600; letter-spacing:.12em; text-transform:uppercase; }
.nav-label { margin:0 10px 7px; }
.nav-link,.source-link { display:flex; align-items:center; justify-content:space-between; min-height:42px; padding:8px 10px; border:1px solid transparent; border-radius:7px; color:var(--text-muted); font-size:.9rem; text-decoration:none; }
.nav-link>span:first-child,.source-link>span:first-child { display:inline-flex; align-items:center; gap:10px; }
.nav-link svg,.source-link svg { width:17px; height:17px; fill:none; stroke:currentColor; }
.nav-link:hover,.source-link:hover { background:var(--surface-hover); color:var(--text); }
.nav-link.is-active,.source-link.is-active { border-color:var(--line); background:var(--surface); color:var(--text); box-shadow:0 5px 20px rgba(28,57,65,.04); }
.nav-link.is-active svg { color:var(--signal); }
.count { color:var(--text-faint); font-family:var(--mono); font-size:.72rem; font-variant-numeric:tabular-nums; }
.nav-group--sources { min-height:0; }
.source-nav-list,.mobile-source-list { display:grid; gap:3px; overflow-y:auto; }
.source-nav-list { scrollbar-width:thin; }
.source-nav-link { display:flex; align-items:center; justify-content:space-between; gap:8px; min-height:38px; padding:5px 9px; border:1px solid transparent; border-radius:7px; color:var(--text-muted); text-decoration:none; }
.source-nav-link>span:first-child { display:flex; align-items:center; min-width:0; gap:9px; }
.source-nav-link b { overflow:hidden; font-size:.78rem; font-weight:580; text-overflow:ellipsis; white-space:nowrap; }
.source-nav-link .favicon { width:24px; height:24px; border-radius:6px; font-size:.62rem; font-style:normal; }
.source-nav-link:hover { background:var(--surface-hover); color:var(--text); }
.source-nav-link.is-active { border-color:var(--line); background:var(--surface); color:var(--text); box-shadow:0 5px 20px rgba(28,57,65,.04); }
.source-nav-link.is-active .favicon { border-color:var(--source-color); }
.sidebar__footer { display:grid; gap:9px; margin-top:auto; }
.theme-toggle { display:inline-flex; align-items:center; gap:7px; min-height:38px; padding:0 10px; border:0; border-radius:8px; background:transparent; color:var(--text-faint); font-size:.76rem; cursor:pointer; transition:background .18s ease,color .18s ease; }
.theme-toggle:hover { background:var(--surface-hover); color:var(--text); }
.theme-toggle svg { width:14px; height:14px; fill:none; stroke:currentColor; stroke-width:1.7; stroke-linecap:round; }
.theme-toggle .icon-moon { display:none; }
.theme-toggle[aria-pressed="true"] .icon-sun { display:none; }
.theme-toggle[aria-pressed="true"] .icon-moon { display:block; }
.mobile-shell { display:none; }

.main-panel { min-width:0; }
.status-strip { position:sticky; z-index:20; top:0; display:flex; align-items:center; min-height:52px; padding:0 clamp(24px,5vw,72px); border-bottom:1px solid var(--line); background:color-mix(in srgb,var(--canvas) 88%,transparent); -webkit-backdrop-filter:blur(14px); backdrop-filter:blur(14px); color:var(--text-muted); font-size:.78rem; }
.status-strip__signal { display:inline-flex; align-items:center; gap:3px; margin-right:10px; }
.status-strip__signal i { width:3px; height:3px; border-radius:50%; background:var(--line-strong); }
.status-strip__signal b { width:7px; height:7px; border-radius:50%; background:var(--signal); }
.status-strip[data-running="true"] .status-strip__signal b { animation:signal-pulse 1.5s ease-in-out infinite; }
.status-strip__label { color:var(--text); font-weight:580; }
.status-strip__meta { margin-left:auto; color:var(--text-faint); font-family:var(--mono); font-size:.7rem; }
@keyframes signal-pulse { 50% { opacity:.35; transform:scale(.72); } }
.workspace { width:min(100%,1010px); padding:48px clamp(24px,5vw,72px) 90px; }
.page-head { display:flex; align-items:flex-end; justify-content:space-between; gap:28px; margin:0 0 26px; }
.page-head h1 { margin:5px 0 0; font-family:var(--sans); font-size:clamp(1.7rem,3vw,2.25rem); font-weight:690; letter-spacing:-.035em; line-height:1.12; }
.page-head>p { margin:0 0 3px; color:var(--text-muted); font-size:.83rem; }
.page-head>p strong { color:var(--text); font-family:var(--mono); font-weight:600; }
.page-head--sources { align-items:flex-start; }
.page-head--sources>p { max-width:420px; line-height:1.7; }

.stream { position:relative; overflow:hidden; border:1px solid var(--line); border-radius:12px; background:var(--surface); box-shadow:var(--shadow); }
.stream::before { content:""; position:absolute; z-index:1; top:0; bottom:0; left:35px; width:1px; background:var(--line); }
.entry { position:relative; display:grid; grid-template-columns:70px minmax(0,1fr); min-height:160px; padding:0; border:0; border-radius:0; background:transparent; color:var(--text); overflow:visible; text-decoration:none; transition:background-color 150ms ease,opacity 180ms ease; }
.entry::before { display:none; }
.entry+.entry { border-top:1px solid var(--line); }
.entry:hover { border-color:transparent; background:var(--surface-hover); transform:none; }
.entry__node { position:relative; z-index:2; align-self:start; justify-self:center; width:10px; height:10px; margin-top:32px; border:3px solid var(--surface); border-radius:50%; background:var(--pulse); box-shadow:0 0 0 1px var(--pulse); }
.entry:hover .entry__node { border-color:var(--surface-hover); }
.entry.is-read .entry__node { background:var(--surface); box-shadow:0 0 0 1px var(--line-strong); }
.entry.is-read:hover .entry__node { background:var(--surface-hover); }
.entry__content { min-width:0; padding:25px 28px 24px 0; }
.entry__meta { display:flex; align-items:center; gap:8px; min-width:0; margin-bottom:11px; }
.favicon { display:inline-flex; flex:0 0 auto; align-items:center; justify-content:center; width:22px; height:22px; border:1px solid color-mix(in srgb,var(--source-color) 38%,var(--line)); border-radius:6px; background:color-mix(in srgb,var(--source-color) 13%,var(--surface)); color:var(--source-color); font-family:var(--mono); font-size:.66rem; font-weight:700; }
.favicon--large { width:38px; height:38px; border-radius:9px; font-size:.82rem; }
.entry__source { min-width:0; overflow:hidden; color:var(--text-muted); font-family:var(--sans); font-size:.77rem; font-weight:650; letter-spacing:0; text-decoration:none; text-transform:none; text-overflow:ellipsis; white-space:nowrap; }
.entry__source:hover { color:var(--signal); }
.entry__time { flex:0 0 auto; margin-left:0; color:var(--text-faint); font-family:var(--mono); font-size:.69rem; }
.entry__time::before { content:"/"; margin-right:8px; color:var(--line-strong); }
.entry__state { display:inline-flex; align-items:center; gap:4px; margin-left:auto; color:var(--signal); font-family:var(--mono); font-size:.64rem; white-space:nowrap; }
.entry__state+.entry__state { margin-left:2px; }
.entry__state--starred { color:var(--pulse); }
.entry__state--pending { color:var(--text-faint); }
.entry__state svg { width:11px; height:11px; fill:currentColor; stroke-width:1.4; }
.entry__link { display:block; color:inherit; text-decoration:none; }
.entry__title { margin:0; color:var(--text); font-family:var(--sans); font-size:clamp(1.06rem,2vw,1.22rem); font-weight:650; letter-spacing:-.018em; line-height:1.42; }
.entry__link:hover .entry__title { color:var(--signal); }
.entry.is-read .entry__title { color:var(--text-muted); font-weight:560; }
.entry__brief { margin:11px 0 0; color:var(--text-muted); font-size:.91rem; line-height:1.72; }
.entry__brief>span { margin-right:8px; color:var(--signal); font-family:var(--mono); font-size:.65rem; font-weight:700; letter-spacing:.08em; }
.entry__footer { display:flex; align-items:flex-end; justify-content:space-between; gap:16px; min-height:34px; margin-top:13px; }
.entry__read-btn { display:inline-flex; flex:0 0 auto; align-items:center; justify-content:center; gap:6px; width:auto; min-height:36px; height:auto; margin-left:auto; padding:7px 9px; border:0; border-radius:6px; background:transparent; color:var(--text-faint); cursor:pointer; font-size:.72rem; }
.entry__read-btn svg { width:15px; height:15px; }
.entry__read-btn:hover { border-color:transparent; background:var(--signal-soft); color:var(--signal); }
.entry__read-btn:disabled { cursor:wait; opacity:.55; }
.entry.is-fading { opacity:0; transform:none; }
.empty-state { min-height:280px; padding:72px 28px; text-align:center; }
.empty-state__signal { display:block; position:relative; width:34px; height:1px; margin:0 auto 28px; background:var(--line-strong); }
.empty-state__signal::after { content:""; position:absolute; top:-4px; left:14px; width:9px; height:9px; border:2px solid var(--surface); border-radius:50%; background:var(--signal); }
.empty-state h2 { margin:0 0 8px; font-size:1.1rem; }
.empty-state p { margin:0; color:var(--text-muted); font-size:.88rem; }
.empty-state a { color:var(--signal); }

.back-link { display:inline-flex; align-items:center; gap:7px; min-height:40px; margin:-8px 0 28px; color:var(--text-muted); font-family:var(--sans); font-size:.8rem; text-decoration:none; }
.back-link svg { width:15px; height:15px; }
.back-link:hover { color:var(--signal); }
.detail { max-width:72ch; }
.detail__header { position:relative; padding-bottom:24px; }
.detail__meta { display:flex; flex-wrap:wrap; align-items:center; gap:8px; margin-bottom:16px; }
.detail__header > h1 { margin:0; font-family:var(--sans); font-size:clamp(2rem,5vw,2.7rem); font-weight:710; letter-spacing:-.045em; line-height:1.22; }
.original-link { display:inline-flex; align-items:center; gap:5px; margin-top:19px; color:var(--signal); font-size:.78rem; font-weight:600; text-decoration:none; }
.original-link svg { width:14px; height:14px; }
.detail__actions {
  display:flex;
  align-items:center;
  justify-content:center;
  gap:8px;
  margin-bottom:34px;
  padding:15px 0;
  border-top:1px solid var(--line);
  border-bottom:1px solid var(--line);
}
.detail__actions form { margin:0; }
.action-btn,.primary-btn,.danger-btn { display:inline-flex; align-items:center; justify-content:center; gap:7px; min-height:42px; padding:9px 13px; border:1px solid var(--line); border-radius:7px; background:var(--surface); color:var(--text-muted); cursor:pointer; font-size:.79rem; font-weight:600; line-height:1; text-decoration:none; transition:border-color 140ms ease,background-color 140ms ease,color 140ms ease; }
.action-btn svg { width:15px; height:15px; flex:0 0 auto; }
.action-btn:hover { border-color:var(--signal); background:var(--signal-soft); color:var(--signal); }
.action-btn.is-starred { border-color:var(--pulse); color:var(--pulse); }
.action-btn.is-starred:hover { background:var(--pulse-soft); }
.action-btn.is-starred svg { fill:currentColor; }
.source-form input { min-height:42px; border:1px solid var(--line); border-radius:7px; background:var(--surface); color:var(--text); }
.lang-toggle { display:flex; margin-left:8px; padding:3px; border:1px solid var(--line); border-radius:7px; background:var(--surface-muted); }
.lang-toggle button { min-height:34px; padding:6px 10px; border:0; border-radius:4px; background:transparent; color:var(--text-muted); cursor:pointer; font-family:var(--sans); font-size:.75rem; }
.lang-toggle button.is-active { background:var(--surface); color:var(--text); box-shadow:0 2px 8px rgba(24,51,59,.1); }
.briefing { position:relative; margin:0 0 38px; padding:4px 0 4px 24px; border:0; border-left:2px solid var(--signal); border-radius:0; background:transparent; }
.briefing__eyebrow { display:block; margin-bottom:9px; color:var(--signal); font-family:var(--mono); font-size:.66rem; font-weight:700; letter-spacing:.1em; }
.briefing p { margin:0; color:var(--text); font-size:.95rem; line-height:1.75; }
.detail__body { min-width:0; overflow-wrap:anywhere; color:var(--text); font-size:1.04rem; line-height:1.9; }
.detail__body p { margin:0 0 1.35em; }
.detail__body h1,.detail__body h2,.detail__body h3,.detail__body h4 { margin:1.8em 0 .7em; font-family:var(--sans); font-weight:680; letter-spacing:-.02em; line-height:1.35; scroll-margin-top:72px; }
.detail__body h1 { font-size:1.65rem; }
.detail__body h2 { font-size:1.4rem; }
.detail__body h3 { font-size:1.2rem; }
.detail__body a { color:var(--signal); text-decoration-thickness:1px; text-underline-offset:3px; }
.detail__body img { display:block; max-width:100%; height:auto; margin:1.5em 0; border-radius:8px; }
.detail__body figure { max-width:100%; margin:1.5em 0; }
.detail__body figure img { margin:0; }
.detail__body figcaption { margin-top:7px; color:var(--text-faint); font-size:.78rem; text-align:left; }
.detail__body pre { max-width:100%; overflow-x:auto; padding:16px; border:1px solid var(--line); border-radius:7px; background:var(--surface-muted); font-family:var(--mono); font-size:.82rem; line-height:1.6; overscroll-behavior-inline:contain; }
.detail__body :not(pre)>code { padding:.12em .35em; border-radius:3px; background:var(--surface-muted); font-family:var(--mono); font-size:.88em; word-break:break-word; }
.source-form { margin:0 0 28px; padding:22px; border:1px solid var(--line); border-radius:10px; background:var(--surface); }
.source-form>label { display:block; margin-bottom:9px; color:var(--text-muted); font-size:.78rem; font-weight:650; }
.source-form>div { display:flex; gap:9px; }
.source-form input { flex:1; min-width:0; padding:10px 12px; font-size:.92rem; }
.primary-btn { border-color:var(--signal); background:var(--signal); color:#fff; }
.primary-btn:hover { filter:brightness(1.08); }
.source-list { overflow:hidden; border:1px solid var(--line); border-radius:12px; background:var(--surface); box-shadow:var(--shadow); }
.source-card { display:grid; grid-template-columns:minmax(240px,1fr) auto auto; align-items:center; gap:24px; padding:22px 24px; }
.source-card+.source-card { border-top:1px solid var(--line); }
.source-card__identity { display:flex; align-items:center; gap:12px; min-width:0; }
.source-card__identity>div { min-width:0; }
.source-card h2 { margin:0 0 3px; overflow:hidden; font-size:.95rem; font-weight:650; text-overflow:ellipsis; white-space:nowrap; }
.source-card__title { color:var(--text); font-family:var(--sans)!important; font-size:inherit!important; font-weight:inherit; text-decoration:none; }
.source-card__title:hover { color:var(--signal); }
.source-card__identity a:not(.source-card__title) { display:block; overflow:hidden; color:var(--text-faint); font-family:var(--mono); font-size:.64rem; text-overflow:ellipsis; white-space:nowrap; }
.source-card__stats { display:flex; gap:28px; }
.source-card__stats span { display:grid; gap:3px; min-width:66px; }
.source-card__stats small { color:var(--text-faint); font-size:.65rem; }
.source-card__stats strong { color:var(--text-muted); font-family:var(--mono); font-size:.7rem; font-weight:600; }
.danger-btn { min-height:36px; padding:6px 10px; border-color:transparent; background:transparent; color:var(--text-faint); }
.danger-btn:hover { background:var(--pulse-soft); color:var(--pulse); }

@media (max-width:900px) {
  .back-link { top:112px; margin-left:0; }
  .app-shell { display:block; }
  .sidebar { display:none; }
  .mobile-shell { position:sticky; z-index:40; top:0; display:block; background:color-mix(in srgb,var(--canvas) 92%,transparent); -webkit-backdrop-filter:blur(16px); backdrop-filter:blur(16px); }
  .mobile-header { display:flex; align-items:center; justify-content:space-between; min-height:56px; padding:7px 16px; border-bottom:1px solid var(--line); }
  .brand--mobile strong { font-size:.96rem; }
  .brand--mobile .brand__mark { width:23px; height:23px; }
  .mobile-back { display:inline-flex; align-items:center; gap:7px; min-height:40px; color:var(--text); font-size:.82rem; font-weight:620; text-decoration:none; }
  .mobile-back svg { width:16px; height:16px; }
  body[data-view="article"] .back-link { display:none; }
  .mobile-tools { position:relative; }
  .mobile-tools summary { min-height:40px; display:inline-flex; align-items:center; padding:8px 10px; border-radius:6px; color:var(--text-muted); cursor:pointer; font-size:.77rem; list-style:none; }
  .mobile-tools summary::-webkit-details-marker { display:none; }
  .mobile-tools[open] summary { background:var(--surface-muted); color:var(--text); }
  .mobile-tools__panel { position:fixed; z-index:50; top:56px; right:12px; left:12px; display:grid; gap:18px; padding:18px; border:1px solid var(--line); border-radius:10px; background:var(--surface); box-shadow:var(--shadow); }
  .mobile-filter { display:grid; gap:8px; }
  .mobile-filter .nav-label { margin:0; }
  .mobile-source-list { max-height:min(46vh,360px); padding-right:3px; }
  .mobile-tools__row { display:flex; align-items:center; justify-content:space-between; gap:12px; border-top:1px solid var(--line); padding-top:12px; }
  .mobile-tools__row .source-link { flex:1; }
  .mobile-tools__row .theme-toggle { gap:6px; padding:0; }
  .mobile-nav { display:grid; grid-template-columns:repeat(3,1fr); min-height:45px; border-bottom:1px solid var(--line); }
  .mobile-nav a { position:relative; display:flex; align-items:center; justify-content:center; gap:6px; color:var(--text-muted); font-size:.8rem; text-decoration:none; }
  .mobile-nav a::after { content:""; position:absolute; right:22%; bottom:-1px; left:22%; height:2px; border-radius:2px; background:transparent; }
  .mobile-nav a.is-active { color:var(--text); font-weight:650; }
  .mobile-nav a.is-active::after { background:var(--signal); }
  .mobile-nav span { color:var(--text-faint); font-family:var(--mono); font-size:.65rem; }
  .status-strip { position:static; min-height:45px; padding:0 18px; }
  .workspace { width:100%; padding:32px 16px calc(70px + env(safe-area-inset-bottom)); }
  .page-head { margin-bottom:19px; }
  .page-head--sources { display:block; }
  .page-head--sources>p { margin-top:12px; }
  .source-card { grid-template-columns:minmax(0,1fr) auto; }
  .source-card__stats { grid-column:1/-1; grid-row:2; justify-content:flex-start; padding-left:50px; }
}
@media (max-width:620px) {
  .status-strip__meta { max-width:42%; overflow:hidden; text-overflow:ellipsis; white-space:nowrap; }
  .page-head>p { display:none; }
  .stream { margin:0 -16px; border-right:0; border-left:0; border-radius:0; box-shadow:none; }
  .stream::before { left:25px; }
  .entry { grid-template-columns:50px minmax(0,1fr); }
  .entry__node { margin-top:30px; }
  .entry__content { padding:23px 16px 22px 0; }
  .entry__meta { flex-wrap:wrap; row-gap:6px; }
  .entry__source { max-width:calc(100% - 108px); }
  .entry__state { order:4; margin-left:30px; }
  .entry__state+.entry__state { margin-left:0; }
  .entry__footer { align-items:center; }
  .entry__read-btn { min-width:44px; min-height:44px; margin:-5px -7px -5px auto; }
  .entry__read-btn span { position:absolute; width:1px; height:1px; overflow:hidden; clip:rect(0,0,0,0); }
  .detail__actions { flex-wrap:wrap; justify-content:flex-start; }
  .detail__actions > .action-btn,
  .detail__actions > form { flex:1 1 calc(50% - 4px); }
  .detail__actions > form .action-btn { width:100%; }
  .lang-toggle { flex:1 0 100%; margin:2px 0 0; }
  .lang-toggle button { flex:1; min-height:40px; }
  .source-form { padding:18px; }
  .source-form>div { flex-direction:column; }
  .source-form input { min-height:44px; font-size:1rem; }
  .primary-btn { min-height:44px; }
  .source-list { margin:0 -16px; border-right:0; border-left:0; border-radius:0; box-shadow:none; }
  .source-card { display:grid; grid-template-columns:minmax(0,1fr) auto; gap:18px 10px; padding:20px 16px; }
  .source-card__stats { gap:18px; overflow-x:auto; padding-left:0; }
  .source-card__stats span { min-width:max-content; }
  .danger-btn { min-width:44px; min-height:44px; }
}
@media (prefers-reduced-motion:reduce) {
  *,*::before,*::after { scroll-behavior:auto!important; animation-duration:.001ms!important; animation-iteration-count:1!important; transition-duration:.001ms!important; }
}

/* Card stream and wide reading surface */
.workspace { width:min(100%,1180px); margin-inline:auto; }
.stream { display:grid; gap:14px; overflow:visible; border:0; border-radius:0; background:transparent; box-shadow:none; }
.stream::before { display:none; }
.entry {
  grid-template-columns:minmax(0,1fr) 54px;
  min-height:0;
  overflow:hidden;
  border:1px solid var(--line);
  border-radius:14px;
  background:var(--surface);
  box-shadow:0 8px 28px rgba(25,55,64,.045);
}
.entry + .entry { border-top:1px solid var(--line); }
.entry:hover { border-color:var(--line-strong); background:var(--surface-hover); }
.entry__node {
  width:8px;
  height:8px;
  margin-top:68px;
  border:0;
  background:var(--pulse);
  box-shadow:none;
  animation:unread-breathe 2.8s ease-in-out infinite;
}
.entry:hover .entry__node { border:0; }
.entry.is-read .entry__node,
.entry.is-read:hover .entry__node {
  border:1px solid var(--line-strong);
  background:transparent;
  box-shadow:none;
  animation:none;
}
@keyframes unread-breathe {
  0%,100% { opacity:1; transform:translateY(-50%) scale(1); }
  50% { opacity:.58; transform:translateY(-50%) scale(.82); }
}
.entry__content { padding:24px 12px 23px 40px; }
.entry__link { position:relative; }
.entry__link .entry__node {
  position:absolute;
  top:.71em;
  left:-24px;
  margin:0;
  transform:translateY(-50%);
}
.entry__link:hover .entry__node { border:0; }
.entry.is-read .entry__link .entry__node,
.entry.is-read .entry__link:hover .entry__node { transform:translateY(-50%); }
.entry__read-btn {
  align-self:stretch;
  justify-self:stretch;
  width:auto;
  min-height:100%;
  margin:0;
  padding:0;
  border-left:1px solid var(--line);
  border-radius:0;
  color:var(--text-faint);
}
.entry__read-btn svg { width:18px; height:18px; }
.entry__read-btn:hover { background:var(--signal-soft); color:var(--signal); }
.entry__action-space { border-left:1px solid transparent; }
.back-link {
  position:sticky;
  z-index:12;
  top:92px;
  width:fit-content;
  margin:4px 0 24px -64px;
  padding:7px 10px;
  border:1px solid color-mix(in srgb,var(--line) 78%,transparent);
  border-radius:8px;
  background:color-mix(in srgb,var(--canvas) 90%,transparent);
  -webkit-backdrop-filter:blur(12px);
  backdrop-filter:blur(12px);
  box-shadow:0 5px 18px rgba(25,55,64,.05);
}
.detail { width:min(100%,980px); max-width:none; margin-inline:auto; }
.detail__body { width:min(100%,88ch); max-width:none; margin-inline:auto; }
.detail__body img { margin-right:auto; margin-left:auto; }
.detail__body figure { width:fit-content; max-width:100%; margin-right:auto; margin-left:auto; }
.detail__body figure img { margin-right:auto; margin-left:auto; }
.briefing {
  margin:0 0 38px;
  padding:22px 24px;
  border:1px solid var(--line);
  border-left:4px solid var(--signal);
  border-radius:12px;
  background:var(--surface);
  box-shadow:0 10px 32px rgba(25,55,64,.055);
}

@media (max-width:620px) {
  html, body { max-width:100%; overflow-x:hidden; }
  .main-panel, .workspace, .stream, .entry, .entry__content { min-width:0; max-width:100%; }
  .stream { margin:0; gap:10px; }
  .entry { grid-template-columns:minmax(0,1fr) 46px; border-right:1px solid var(--line); border-left:1px solid var(--line); border-radius:11px; }
  .entry__content { padding:21px 10px 20px 34px; overflow:hidden; }
  .entry__link .entry__node { left:-21px; margin:0; }
  .entry__meta { width:100%; }
  .entry__source { max-width:min(42vw,150px); }
  .entry__title, .entry__brief { overflow-wrap:anywhere; }
  .entry__read-btn { min-width:46px; min-height:100%; margin:0; }
  .entry__state { margin-left:0; }
  .briefing { padding:18px; border-radius:10px; }
}


.sidebar__foot-tools { display:flex; align-items:center; justify-content:space-between; gap:4px; }
.sidebar__foot-tools a.theme-toggle { text-decoration:none; }
/* ---------- 红黑暗色下的微调 ---------- */
/* 来源色是为浅底挑的（深蓝、深棕这类），直接压在 #14120f 上字母发闷，混点暖白提亮 */
:root[data-theme="dark"] .favicon { color: color-mix(in srgb, var(--source-color) 45%, #e6ded0); }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme]) .favicon { color: color-mix(in srgb, var(--source-color) 45%, #e6ded0); }
}