:root {
  --bg: #f6f5f1;
  --surface: #ffffff;
  --surface-2: #eeece6;
  --line: #e3e0d8;
  --line-strong: #cdc8bc;
  --ink: #1a1d21;
  --ink-2: #48505b;
  --ink-3: #69717d;
  --visited: #6b5a8e;
  --brand: #11804a;
  --linux: #8f5b00;
  --linux-bg: #f8ebcf;
  --tech: #1b62c0;
  --tech-bg: #e1ecfa;
  --emerging: #6f42c4;
  --emerging-bg: #ece4fa;
  --gaming: #b1245c;
  --gaming-bg: #fbe3ec;
  --spark: #bdb8ab;
  --ok: #1d9a57;
  --bad: #c43a2c;
  --mono: ui-monospace, "JetBrains Mono", "SF Mono", "Cascadia Code", "Fira Code", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Noto Sans", Ubuntu, Cantarell, "Helvetica Neue", Arial, sans-serif;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0e1116;
    --surface: #151a21;
    --surface-2: #1c222b;
    --line: #242b35;
    --line-strong: #343d4a;
    --ink: #e7eaee;
    --ink-2: #adb5c0;
    --ink-3: #848e9b;
    --visited: #ab97d8;
    --brand: #3ddc84;
    --linux: #f2b84f;
    --linux-bg: #2c2311;
    --tech: #74b4ff;
    --tech-bg: #12233a;
    --emerging: #bc9cff;
    --emerging-bg: #241a38;
    --gaming: #ff8cba;
    --gaming-bg: #341424;
    --spark: #4a5462;
    --ok: #3ddc84;
    --bad: #ff6b5b;
    color-scheme: dark;
  }
}

:root[data-theme="dark"] {
  --bg: #0e1116;
  --surface: #151a21;
  --surface-2: #1c222b;
  --line: #242b35;
  --line-strong: #343d4a;
  --ink: #e7eaee;
  --ink-2: #adb5c0;
  --ink-3: #848e9b;
  --visited: #ab97d8;
  --brand: #3ddc84;
  --linux: #f2b84f;
  --linux-bg: #2c2311;
  --tech: #74b4ff;
  --tech-bg: #12233a;
  --emerging: #bc9cff;
  --emerging-bg: #241a38;
  --gaming: #ff8cba;
  --gaming-bg: #341424;
  --spark: #4a5462;
  --ok: #3ddc84;
  --bad: #ff6b5b;
  color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
[hidden] { display: none !important; }

html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 16px/1.5 var(--sans);
  text-rendering: optimizeLegibility;
}
a { color: inherit; }
:focus-visible { outline: 2px solid var(--brand); outline-offset: 2px; border-radius: 3px; }

.skip {
  position: absolute; left: -9999px; top: 8px; z-index: 10;
  background: var(--brand); color: var(--bg); padding: 8px 12px; border-radius: 6px;
  font-weight: 600; text-decoration: none;
}
.skip:focus { left: 16px; }

/* ---- masthead ---------------------------------------------------------- */

.mast { border-bottom: 1px solid var(--line); background: var(--surface); }
.mast-in {
  max-width: 1240px; margin: 0 auto; padding: 18px 16px 6px;
  display: grid; grid-template-columns: auto 1fr auto; align-items: baseline; gap: 6px 18px;
}
.brand {
  font: 700 26px/1.1 var(--mono); letter-spacing: -0.02em;
  color: var(--ink); text-decoration: none; white-space: nowrap;
}
.brand .prompt { color: var(--brand); }
.brand .cursor { color: var(--brand); animation: blink 1.1s steps(1) infinite; }
@keyframes blink { 50% { opacity: 0; } }
@media (prefers-reduced-motion: reduce) { .brand .cursor { animation: none; } }
.tagline { margin: 0; color: var(--ink-3); font-size: 14px; }
.mast-tools {
  display: flex; align-items: center; gap: 14px;
  font: 12.5px/1 var(--mono); color: var(--ink-3); white-space: nowrap;
}
.mast-tools a { color: var(--ink-2); text-decoration: none; }
.mast-tools a:hover { color: var(--brand); }
.theme {
  width: 30px; height: 30px; border-radius: 8px; cursor: pointer;
  border: 1px solid var(--line-strong); background: transparent; color: var(--ink-2);
  font-size: 15px; line-height: 1;
}
.theme:hover { color: var(--ink); border-color: var(--ink-3); }

.tabs {
  max-width: 1240px; margin: 0 auto; padding: 0 16px;
  display: flex; flex-wrap: wrap; gap: 0 24px;
}
.tab {
  padding: 10px 0 9px; font-weight: 600; font-size: 15px;
  color: var(--ink-2); text-decoration: none; border-bottom: 3px solid transparent;
}
.tab:hover { color: var(--ink); }
.tab[aria-current] { color: var(--ink); border-bottom-color: var(--brand); }
.tab.t-linux[aria-current] { border-bottom-color: var(--linux); }
.tab.t-tech[aria-current] { border-bottom-color: var(--tech); }
.tab.t-emerging[aria-current] { border-bottom-color: var(--emerging); }
.tab.t-gaming[aria-current] { border-bottom-color: var(--gaming); }

/* ---- layout ------------------------------------------------------------ */

.wrap { max-width: 1240px; margin: 0 auto; padding: 20px 16px 48px; }
.wrap.narrow { max-width: 820px; }
.cols { display: grid; grid-template-columns: minmax(0, 1fr) 330px; gap: 40px; }
@media (max-width: 980px) { .cols { grid-template-columns: minmax(0, 1fr); gap: 24px; } }

h2 {
  margin: 0 0 6px; padding-bottom: 8px; border-bottom: 1px solid var(--line);
  font: 600 12.5px/1.3 var(--mono); letter-spacing: 0.08em; text-transform: uppercase;
  color: var(--ink-3);
}
.h-note {
  margin-left: 8px; font-weight: 400; letter-spacing: 0; text-transform: none; color: var(--ink-3);
}
.page-title { margin: 8px 0 4px; font-size: 30px; line-height: 1.2; }
.page-blurb { margin: 0 0 18px; color: var(--ink-3); font-size: 15px; }

/* ---- source tags and badges -------------------------------------------- */

.src {
  display: inline-block; padding: 1px 6px; border-radius: 4px; white-space: nowrap;
  font: 600 11.5px/1.5 var(--mono); letter-spacing: 0.01em;
  background: var(--surface-2); color: var(--ink-2); vertical-align: 1px;
}
.src.s-linux { background: var(--linux-bg); color: var(--linux); }
.src.s-tech { background: var(--tech-bg); color: var(--tech); }
.src.s-emerging { background: var(--emerging-bg); color: var(--emerging); }
.src.s-gaming { background: var(--gaming-bg); color: var(--gaming); }

.badge, .disc {
  display: inline-block; padding: 0 6px; border-radius: 4px; white-space: nowrap;
  font: 11.5px/1.6 var(--mono); color: var(--ink-3); vertical-align: 1px;
}
.badge { border: 1px dashed var(--line-strong); }
.disc { border: 1px solid var(--line); text-decoration: none; }
.disc:hover { color: var(--brand); border-color: var(--brand); }
.disc .sep { margin: 0 3px; }
.disc .where { opacity: 0.8; }

/* ---- trending ---------------------------------------------------------- */

.trends { margin-bottom: 26px; }
.trends h2 { margin-bottom: 12px; }
.chips { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 8px; }
.chip {
  display: inline-flex; align-items: center; gap: 8px; min-height: 34px;
  padding: 5px 11px 5px 13px; border-radius: 999px; cursor: pointer;
  border: 1px solid var(--line-strong); background: var(--surface); color: var(--ink);
  font: 600 14px/1.2 var(--sans);
}
.chip:hover { border-color: var(--ink-3); }
.chip[aria-pressed="true"] { background: var(--ink); border-color: var(--ink); color: var(--bg); }
.chip.static { cursor: default; }
.chip-n { font: 500 12px/1 var(--mono); color: var(--ink-3); }
.chip[aria-pressed="true"] .chip-n { color: var(--bg); opacity: 0.75; }
.rise { color: var(--brand); font-weight: 700; margin-left: -4px; }
.chip[aria-pressed="true"] .rise { color: var(--bg); }
.spark { display: block; overflow: visible; }
.spark .past { fill: var(--spark); }
.spark .zero { fill: var(--line-strong); }
.spark .now { fill: var(--brand); }
.chip[aria-pressed="true"] .spark .past,
.chip[aria-pressed="true"] .spark .zero { fill: var(--bg); opacity: 0.45; }
.chip[aria-pressed="true"] .spark .now { fill: var(--bg); }

/* ---- top stories ------------------------------------------------------- */

.top { margin-bottom: 30px; }
.story {
  display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 18px;
  padding: 16px 0; border-bottom: 1px solid var(--line);
}
.story h3 { margin: 0 0 6px; font-size: 18px; line-height: 1.3; font-weight: 650; }
.story.lead h3 { font-size: 25px; line-height: 1.22; letter-spacing: -0.01em; }
.story h3 a { text-decoration: none; }
.story h3 a:hover { text-decoration: underline; text-underline-offset: 3px; }
.story h3 a:visited { color: var(--visited); }
.meta {
  margin: 0; display: flex; flex-wrap: wrap; align-items: center; gap: 6px 10px;
  font: 12.5px/1.5 var(--mono); color: var(--ink-3);
}
.outlets { color: var(--brand); font-weight: 600; }
.story .sum { margin: 8px 0 0; color: var(--ink-2); font-size: 15px; line-height: 1.55; }
.also { list-style: none; margin: 10px 0 0; padding: 0; font-size: 14px; }
.also li { margin: 5px 0; color: var(--ink-2); line-height: 1.4; }
.also li .src { margin-right: 6px; }
.also a { color: var(--ink-2); text-decoration: none; }
.also a:hover { color: var(--ink); text-decoration: underline; }
.also .more { color: var(--ink-3); font: 12px var(--mono); }
.thumb { display: block; align-self: start; }
.thumb img {
  display: block; width: 176px; aspect-ratio: 16 / 9; object-fit: cover;
  border-radius: 8px; background: var(--surface-2);
}
.story.lead .thumb img { width: 280px; }
@media (max-width: 640px) {
  .story { gap: 12px; }
  .thumb img, .story.lead .thumb img { width: 104px; aspect-ratio: 1; }
  .story.lead h3 { font-size: 21px; }
}

/* ---- latest ------------------------------------------------------------ */

.river-head {
  display: flex; align-items: center; gap: 12px; flex-wrap: wrap;
  border-bottom: 1px solid var(--line); padding-bottom: 8px;
}
.river-head h2 { border: 0; padding: 0; margin: 0 auto 0 0; }
.filter {
  width: 240px; max-width: 100%; padding: 6px 10px; border-radius: 7px;
  border: 1px solid var(--line-strong); background: var(--surface); color: var(--ink);
  font: 14px var(--sans);
}
.filter::placeholder { color: var(--ink-3); }
.sums { display: inline-flex; align-items: center; gap: 6px; font-size: 13px; color: var(--ink-3); cursor: pointer; }
.filter-state { margin: 12px 0 0; font-size: 14px; color: var(--ink-2); }
.clear {
  margin-left: 8px; padding: 3px 10px; border-radius: 999px; cursor: pointer;
  border: 1px solid var(--line-strong); background: transparent; color: var(--ink-2); font: 13px var(--sans);
}
.clear:hover { color: var(--ink); border-color: var(--ink-3); }
.empty { color: var(--ink-3); }

.items { list-style: none; margin: 0; padding: 0; }
.items .day h3 {
  margin: 20px 0 4px; font: 600 12px/1.3 var(--mono); letter-spacing: 0.08em;
  text-transform: uppercase; color: var(--ink-3);
}
.item {
  display: grid; grid-template-columns: 4.6rem minmax(0, 1fr); gap: 10px;
  padding: 7px 0; border-bottom: 1px solid var(--line);
}
.when { font: 12.5px/1.75 var(--mono); color: var(--ink-3); white-space: nowrap; }
.item-main { line-height: 1.45; }
.t { font-size: 15.5px; font-weight: 500; text-decoration: none; margin-right: 4px; }
.t:hover { text-decoration: underline; text-underline-offset: 3px; }
.t:visited { color: var(--visited); }
.item .sum { display: none; margin: 4px 0 2px; font-size: 14px; color: var(--ink-2); }
.show-sums .item .sum { display: block; }

/* ---- side panels ------------------------------------------------------- */

.panel {
  border: 1px solid var(--line); border-radius: 12px; background: var(--surface);
  padding: 14px 16px 10px; margin-bottom: 18px;
}
.panel h2 { border: 0; padding: 0; margin: 0; }
.panel h2 a { text-decoration: none; color: var(--ink-2); }
.panel h2 a:hover { color: var(--brand); }
.panel-sub { margin: 2px 0 8px; font-size: 12.5px; color: var(--ink-3); }
.panel-empty { color: var(--ink-3); font-size: 14px; }
.stale { margin: 6px 0 2px; font: 11.5px var(--mono); color: var(--ink-3); }

.kernel { width: 100%; border-collapse: collapse; font: 13px/1.4 var(--mono); }
.kernel th { text-align: left; font-weight: 500; color: var(--ink-3); padding: 5px 8px 5px 0; }
.kernel td { padding: 5px 0; border-top: 1px solid var(--line); }
.kernel th { border-top: 1px solid var(--line); }
.kernel tr:first-child th, .kernel tr:first-child td { border-top: 0; }
.kernel td a { font-weight: 600; text-decoration: none; }
.kernel td a:hover { text-decoration: underline; color: var(--brand); }
.kernel .d { text-align: right; color: var(--ink-3); }

.plist { list-style: none; margin: 0; padding: 0; }
.plist li { padding: 8px 0; border-top: 1px solid var(--line); }
.plist li:first-child { border-top: 0; padding-top: 2px; }
.pt { display: inline; font-size: 14px; font-weight: 500; line-height: 1.35; text-decoration: none; overflow-wrap: anywhere; }
.pt:hover { text-decoration: underline; }
.pt:visited { color: var(--visited); }
.pt b { font-weight: 650; }
.pmeta { display: block; margin-top: 2px; font: 11.5px/1.5 var(--mono); color: var(--ink-3); }
.pmeta a { color: var(--ink-3); text-decoration: none; }
.pmeta a:hover { color: var(--brand); }
.pdesc { display: block; margin-top: 2px; font-size: 13px; color: var(--ink-2); line-height: 1.4; }
.tag {
  margin-left: 6px; padding: 0 4px; border: 1px solid var(--line); border-radius: 3px; font-size: 10.5px;
  white-space: nowrap;
}
.plist .badge { margin-left: 6px; }
.tag.deck-3 { color: var(--brand); border-color: var(--brand); }

/* ---- footer ------------------------------------------------------------ */

.foot { border-top: 1px solid var(--line); background: var(--surface); }
.foot-in { max-width: 1240px; margin: 0 auto; padding: 28px 16px 36px; }
.foot-note { color: var(--ink-3); font-size: 14px; max-width: 70ch; margin: 10px 0 18px; }
.source-groups { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 8px 32px; }
.source-groups h3 { margin: 0 0 6px; font-size: 14px; }
.sources { list-style: none; margin: 0 0 12px; padding: 0; font-size: 14px; }
.sources li { display: flex; align-items: center; gap: 8px; padding: 3px 0; }
.sources a { color: var(--ink-2); text-decoration: none; }
.sources a:hover { color: var(--ink); text-decoration: underline; }
.sources .n { margin-left: auto; font: 12px var(--mono); color: var(--ink-3); }
.dot { flex: none; width: 8px; height: 8px; border-radius: 50%; background: var(--line-strong); }
.dot.ok { background: var(--ok); }
.dot.bad { background: var(--bad); }
.colophon { margin: 18px 0 0; font-size: 13px; color: var(--ink-3); }
.colophon a { color: var(--ink-2); }

/* ---- archive ----------------------------------------------------------- */

.archive-days { list-style: none; margin: 0; padding: 0; }
.archive-days li { padding: 12px 0; border-bottom: 1px solid var(--line); }
.archive-days a { font-weight: 650; font-size: 17px; text-decoration: none; }
.archive-days a:hover { text-decoration: underline; }
.a-n { margin-left: 8px; font: 12px var(--mono); color: var(--ink-3); }
.a-lead { display: block; margin-top: 2px; color: var(--ink-2); font-size: 14px; }
.a-sec { margin-top: 30px; }
.a-sec .chips { margin: 12px 0 4px; }
.day-nav { display: flex; flex-wrap: wrap; gap: 8px 20px; margin: 10px 0 6px; font: 13px var(--mono); }
.day-nav a { color: var(--ink-2); }

/* ---- refresh notice ---------------------------------------------------- */

.fresh {
  position: fixed; left: 50%; bottom: 20px; transform: translateX(-50%); z-index: 20;
  padding: 10px 18px; border-radius: 999px; border: 0; cursor: pointer;
  background: var(--ink); color: var(--bg); font: 600 14px var(--sans);
  box-shadow: 0 6px 24px rgb(0 0 0 / 0.25);
}

@media (max-width: 720px) {
  .mast-in { grid-template-columns: 1fr auto; }
  .tagline { grid-column: 1 / -1; grid-row: 2; }
  .brand { font-size: 22px; }
  .tabs { gap: 0 18px; }
  .item { grid-template-columns: 4.2rem minmax(0, 1fr); gap: 8px; }
  .when { font-size: 11.5px; }
  .h-note { display: block; margin: 4px 0 0; }
}