/* latest@ — site styles. Colors are tokens; dark mode redefines them. */
:root {
  --bg: #ffffff;
  --bg-soft: #f6f7f9;
  --card: #ffffff;
  --text: #11151c;
  --muted: #5d6675;
  --line: #e3e6eb;
  --line-strong: #cfd4dc;
  --accent: #1d4ed8;
  --accent-soft: #e8eefc;
  --on-accent: #ffffff;
  --focus: #3b82f6;
  --ok: #15803d;      --ok-bg: #e7f6ec;
  --warn: #b45309;    --warn-bg: #fdf1e1;
  --bad: #b91c1c;     --bad-bg: #fdeaea;
  --neutral-bg: #eef0f3;
  --shadow: 0 1px 2px rgb(16 24 40 / .05);
  --radius: 10px;
  --mono: ui-monospace, "SF Mono", "Cascadia Code", "JetBrains Mono", Menlo, Consolas, monospace;
  --sans: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0b0d12; --bg-soft: #11151c; --card: #12161e; --text: #e7eaf0; --muted: #98a2b3;
    --line: #232a36; --line-strong: #323b4a; --accent: #7aa2ff; --accent-soft: #18233d; --on-accent: #0b0d12; --focus: #7aa2ff;
    --ok: #4ade80; --ok-bg: #0f2a1a; --warn: #fbbf24; --warn-bg: #2d2210; --bad: #f87171; --bad-bg: #2f1414;
    --neutral-bg: #1b212b; --shadow: none; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0b0d12; --bg-soft: #11151c; --card: #12161e; --text: #e7eaf0; --muted: #98a2b3;
  --line: #232a36; --line-strong: #323b4a; --accent: #7aa2ff; --accent-soft: #18233d; --on-accent: #0b0d12; --focus: #7aa2ff;
  --ok: #4ade80; --ok-bg: #0f2a1a; --warn: #fbbf24; --warn-bg: #2d2210; --bad: #f87171; --bad-bg: #2f1414;
  --neutral-bg: #1b212b; --shadow: none; color-scheme: dark;
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.55 var(--sans); }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; text-underline-offset: 2px; }
:focus-visible { outline: 2px solid var(--focus); outline-offset: 2px; border-radius: 4px; }
h1, h2, h3 { line-height: 1.2; letter-spacing: -0.01em; margin: 0 0 .5em; }
h1 { font-size: clamp(1.7rem, 4vw, 2.4rem); letter-spacing: -0.025em; }
h2 { font-size: 1.15rem; }
h3 { font-size: .95rem; }
p { margin: 0 0 1em; }
code, .mono { font-family: var(--mono); font-size: .92em; }
code { background: var(--bg-soft); border: 1px solid var(--line); border-radius: 5px; padding: .05em .35em; }
pre { background: var(--bg-soft); border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; overflow-x: auto; }
pre code { border: 0; padding: 0; background: none; }
.muted { color: var(--muted); }
.small { font-size: .85rem; }
[hidden] { display: none !important; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 16px; }
.skip { position: absolute; left: -999px; }
.skip:focus { left: 16px; top: 8px; background: var(--card); padding: 6px 10px; z-index: 10; }

/* header / footer */
.site-header { border-bottom: 1px solid var(--line); background: var(--bg); position: sticky; top: 0; z-index: 5; }
.bar { display: flex; align-items: center; justify-content: space-between; height: 56px; gap: 12px; }
.logo { font: 700 1.25rem/1 var(--mono); color: var(--text); letter-spacing: -0.03em; }
.logo span { color: var(--accent); }
.logo:hover { text-decoration: none; }
.nav { display: flex; align-items: center; gap: 18px; font-size: .92rem; }
.nav a { color: var(--muted); white-space: nowrap; }
.nav a:hover { color: var(--text); text-decoration: none; }
.rss { display: inline-flex; align-items: center; gap: 5px; }
.nav .gh { display: inline-flex; align-items: center; min-height: 32px; }
.sr-only { position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.theme-toggle { background: none; border: 1px solid var(--line); color: var(--muted); border-radius: 8px; width: 32px; height: 32px; display: grid; place-items: center; cursor: pointer; padding: 0; }
.theme-toggle:hover { color: var(--text); border-color: var(--line-strong); }
.site-footer { border-top: 1px solid var(--line); margin-top: 64px; padding: 24px 0 40px; font-size: .88rem; color: var(--muted); }
.site-footer p { margin: 0 0 6px; }
main { padding-top: 8px; min-height: 60vh; }

/* home */
.hero { padding: 48px 0 28px; max-width: 720px; }
.hero .accent { color: var(--accent); }
.lede { color: var(--muted); font-size: 1.08rem; margin-bottom: 20px; }
.search { position: relative; display: flex; align-items: center; }
.search svg { position: absolute; left: 14px; color: var(--muted); pointer-events: none; }
.search input { width: 100%; font: inherit; font-size: 1.05rem; padding: 13px 44px 13px 42px; border: 1px solid var(--line-strong); border-radius: 12px; background: var(--card); color: var(--text); box-shadow: var(--shadow); }
.search input:focus { outline: none; border-color: var(--focus); box-shadow: 0 0 0 3px color-mix(in srgb, var(--focus) 25%, transparent); }
.search kbd { position: absolute; right: 12px; font: 12px var(--mono); color: var(--muted); border: 1px solid var(--line); border-radius: 5px; padding: 1px 6px; }
.checked { margin: 12px 0 0; font-size: .85rem; color: var(--muted); display: flex; align-items: center; gap: 7px; }
.dot { width: 8px; height: 8px; border-radius: 50%; background: var(--muted); display: inline-block; }
.dot.live { background: var(--ok); box-shadow: 0 0 0 3px var(--ok-bg); }

.tiles { display: grid; grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); gap: 10px; margin: 8px 0 36px; }
.tile { display: flex; flex-direction: column; gap: 2px; padding: 14px 16px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); box-shadow: var(--shadow); color: var(--text); transition: border-color .12s; }
.tile:hover { text-decoration: none; border-color: var(--accent); }
.tile-name { font-size: .85rem; color: var(--muted); }
.tile-version { font-size: 1.35rem; font-weight: 650; letter-spacing: -0.02em; }
.tile-meta { font-size: .78rem; color: var(--muted); }

.home-cols { display: grid; grid-template-columns: 300px 1fr; gap: 40px; align-items: start; }
.section-head { display: flex; align-items: baseline; justify-content: space-between; gap: 12px; margin-bottom: 8px; }
.section-head h2 { margin: 0; }
.timeline { list-style: none; margin: 0; padding: 0; }
.timeline li { display: grid; grid-template-columns: 96px 1fr; gap: 10px; padding: 7px 0; border-bottom: 1px solid var(--line); font-size: .92rem; }
.timeline time { color: var(--muted); font-size: .85rem; white-space: nowrap; }
.timeline a { color: var(--text); }
.timeline a .mono { color: var(--accent); }

.group { margin-bottom: 24px; }
.group h3 { font-size: .78rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); font-weight: 600; margin: 0 0 6px; }
.plist { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(2, 1fr); column-gap: 24px; }
.plist a { display: grid; grid-template-columns: 1fr auto; grid-template-rows: auto; gap: 0 12px; padding: 8px 2px; border-bottom: 1px solid var(--line); color: var(--text); }
.plist a:hover { text-decoration: none; background: var(--bg-soft); }
.pname { font-weight: 500; }
.pver { color: var(--accent); font-weight: 600; text-align: right; }
.pdate { display: none; }

/* product page */
.crumbs { font-size: .85rem; color: var(--muted); margin: 20px 0 10px; }
.crumbs span { margin: 0 4px; opacity: .6; }
.crumbs a { color: var(--muted); }
.product-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; padding-bottom: 20px; border-bottom: 1px solid var(--line); margin-bottom: 24px; flex-wrap: wrap; }
.product-head h1 { margin-bottom: 6px; }
.headline-meta { margin: 0; color: var(--muted); display: flex; flex-wrap: wrap; gap: 6px; align-items: center; }
.headline-meta strong { color: var(--text); font-weight: 600; }
.bigver { text-align: right; display: flex; flex-direction: column; align-items: flex-end; gap: 4px; }
.bigver .mono { font-size: clamp(2rem, 6vw, 3.2rem); font-weight: 700; letter-spacing: -0.04em; line-height: 1; color: var(--accent); }

.card { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px 20px; box-shadow: var(--shadow); margin-bottom: 28px; }
.check label { font-weight: 650; display: block; margin-bottom: 8px; }
.row { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.check .row input { flex: 1; min-width: 180px; }
.hint { margin: 8px 0 0; font-size: .85rem; color: var(--muted); }
.result { margin-top: 14px; padding: 12px 14px; border-radius: 8px; display: flex; flex-direction: column; gap: 2px; border: 1px solid transparent; }
.result span { font-size: .92rem; }
.result-current { background: var(--ok-bg); border-color: color-mix(in srgb, var(--ok) 30%, transparent); }
.result-current strong { color: var(--ok); }
.result-behind, .result-ahead { background: var(--warn-bg); border-color: color-mix(in srgb, var(--warn) 30%, transparent); }
.result-behind strong, .result-ahead strong { color: var(--warn); }
.result-eol { background: var(--bad-bg); border-color: color-mix(in srgb, var(--bad) 30%, transparent); }
.result-eol strong { color: var(--bad); }
.result-unknown, .result-invalid { background: var(--neutral-bg); }

.note { border-left: 3px solid var(--accent); }
.note h2 { font-size: .8rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); }
.note p:last-child { margin-bottom: 0; }

.table-wrap { overflow-x: auto; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
table { width: 100%; border-collapse: collapse; font-size: .92rem; }
th, td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--line); vertical-align: top; }
th { font-size: .75rem; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); font-weight: 600; background: var(--bg-soft); white-space: nowrap; }
tbody tr:last-child td { border-bottom: 0; }
td.branch { white-space: nowrap; font-weight: 600; }
.tag { display: inline-block; font: 600 .68rem/1 var(--sans); text-transform: uppercase; letter-spacing: .04em; padding: 3px 5px; border-radius: 4px; background: var(--accent-soft); color: var(--accent); vertical-align: 2px; margin-left: 4px; }
.pill { display: inline-flex; align-items: center; gap: 4px; font-size: .8rem; font-weight: 600; padding: 2px 9px; border-radius: 999px; white-space: nowrap; background: var(--neutral-bg); color: var(--muted); }
.pill .until { font-weight: 400; opacity: .85; }
.pill-active, .pill-current { background: var(--ok-bg); color: var(--ok); }
.pill-security { background: var(--warn-bg); color: var(--warn); }
.pill-eol { background: var(--bad-bg); color: var(--bad); }
details.old { margin: 12px 0 0; }
details.old summary { cursor: pointer; color: var(--muted); font-size: .9rem; padding: 6px 0; }
details.old .table-wrap { margin-top: 8px; }

.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; margin-top: 36px; }
.copy { width: 100%; margin: 4px 0 12px; font-size: .82rem !important; color: var(--muted); }
.source { margin-top: 32px; border-top: 1px solid var(--line); padding-top: 14px; }

/* forms */
input, textarea, select { font: inherit; color: var(--text); background: var(--card); border: 1px solid var(--line-strong); border-radius: 8px; padding: 9px 11px; }
input:focus, textarea:focus, select:focus { outline: none; border-color: var(--focus); box-shadow: 0 0 0 3px color-mix(in srgb, var(--focus) 22%, transparent); }
button, .button { font: 600 .92rem var(--sans); background: var(--accent); color: var(--on-accent); border: 1px solid var(--accent); border-radius: 8px; padding: 9px 16px; cursor: pointer; display: inline-block; }
button:hover, .button:hover { filter: brightness(1.08); text-decoration: none; }
button.secondary, .button.secondary { background: transparent; color: var(--text); border-color: var(--line-strong); }
button.danger { background: var(--bad); border-color: var(--bad); color: #fff; }
button.linklike { background: none; border: 0; color: var(--accent); padding: 0; font-weight: 500; }
form.inline { display: inline; }
.stack { display: flex; flex-direction: column; gap: 12px; }
.stack label, .edit-grid label { display: flex; flex-direction: column; gap: 5px; font-weight: 600; font-size: .9rem; }
.stack label .muted { font-weight: 400; }
label.check { flex-direction: row !important; align-items: center; gap: 8px !important; font-weight: 500 !important; }
textarea { resize: vertical; line-height: 1.5; }

/* prose pages */
.prose { max-width: 700px; padding-top: 28px; }
.prose h2 { margin-top: 1.8em; }
.prose li { margin-bottom: .4em; }
.empty { text-align: center; padding: 72px 0; }
.big404 { font-size: 4rem; font-weight: 800; color: var(--accent); margin: 0; letter-spacing: -0.05em; }

/* admin */
.admin-head { display: flex; justify-content: space-between; align-items: center; gap: 12px; margin: 24px 0 16px; flex-wrap: wrap; }
.admin-head h1 { margin: 0; }
.flash { padding: 10px 14px; border-radius: 8px; background: var(--ok-bg); color: var(--ok); font-weight: 500; }
.flash-error { background: var(--bad-bg); color: var(--bad); }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); gap: 10px; margin-bottom: 24px; }
.stats > div { border: 1px solid var(--line); border-radius: var(--radius); padding: 12px 14px; display: flex; flex-direction: column; background: var(--card); }
.stat { font-size: 1.3rem; font-weight: 700; }
.stat.bad { color: var(--bad); } .stat.good { color: var(--ok); }
.add-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; }
.add-grid h3 { margin: 0; }
.admin-table td { font-size: .88rem; }
.admin-table tr.disabled td { opacity: .55; }
.admin-table .actions { white-space: nowrap; display: flex; gap: 12px; align-items: center; }
.admin-table .err { display: block; font-size: .78rem; margin-top: 3px; }
.edit-grid { display: grid; grid-template-columns: 1fr 300px; gap: 24px; align-items: start; }
.edit-grid .card { margin-bottom: 0; }
.two { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
.checks { display: flex; gap: 20px; flex-wrap: wrap; }
.card.danger { border-color: color-mix(in srgb, var(--bad) 35%, var(--line)); }
.card h3 { margin-bottom: 6px; }
ul.plain { list-style: none; padding: 0; margin: 0; }
ul.plain li { padding: 3px 0; }
.narrow { max-width: 420px; margin: 48px auto; }

/* responsive */
@media (max-width: 860px) {
  .home-cols, .two-col, .add-grid, .edit-grid { grid-template-columns: 1fr; gap: 28px; }
  .stats { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .nav { gap: 12px; }
  .nav .rss span { display: none; }
  .hero { padding-top: 28px; }
  .plist { grid-template-columns: 1fr; }
  .bigver { align-items: flex-start; text-align: left; }
  .two { grid-template-columns: 1fr; }
  th, td { padding: 8px 10px; }
  .search kbd { display: none; }
  .cycles th:nth-child(2), .cycles td:nth-child(2) { display: none; }
  .pill .until { display: none; }
}

/* ---- v2: EOL calendar, categories, quick answers ---- */
.hero-tight { padding: 28px 0 20px; }
.spaced { margin-top: 36px; }
.spaced-sm { margin-top: 28px; }
.nowrap { white-space: nowrap; }
.timeline time.warn { color: var(--warn); }
.group h3 a { color: inherit; }
.group h3 a:hover { color: var(--accent); text-decoration: none; }
.eol-controls { display: flex; gap: 12px; align-items: center; flex-wrap: wrap; }
.seg { display: inline-flex; border: 1px solid var(--line-strong); border-radius: 9px; overflow: hidden; }
.seg a { padding: 7px 14px; font-size: .88rem; color: var(--muted); border-right: 1px solid var(--line); }
.seg a:last-child { border-right: 0; }
.seg a:hover { text-decoration: none; color: var(--text); background: var(--bg-soft); }
.seg a[aria-current] { background: var(--accent-soft); color: var(--accent); font-weight: 600; }
.button.cal { display: inline-flex; align-items: center; gap: 7px; font-size: .88rem; padding: 7px 14px; }
.eol-table tr.month td { background: var(--bg-soft); font-size: .75rem; text-transform: uppercase; letter-spacing: .06em; color: var(--muted); font-weight: 600; padding: 6px 14px; }
.eol-table td a { color: var(--text); }
.eol-table td a .mono { color: var(--accent); }
.eol-table td.urgent { color: var(--bad); font-weight: 600; }
.inline-copy { display: inline-block; width: auto; min-width: 260px; max-width: 100%; margin: 4px 0; padding: 4px 8px; }
.cal-help p:last-child { margin-bottom: 0; }
.cat-table td a { color: var(--text); }
.faq { margin-top: 36px; }
.faq dl { margin: 0; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
.faq dt { font-weight: 650; padding: 14px 18px 2px; }
.faq dd { margin: 0; padding: 0 18px 14px; color: var(--muted); border-bottom: 1px solid var(--line); }
.faq dd:last-child { border-bottom: 0; }
@media (max-width: 560px) {
  .hide-sm, .nav a[href="/about"] { display: none; }
  .eol-table th:nth-child(3), .eol-table td:nth-child(3) { display: none; }
  .cat-table th:nth-child(3), .cat-table td:nth-child(3), .cat-table th:nth-child(4), .cat-table td:nth-child(4) { display: none; }
}

/* ---------- branch pages (/php/8.3) ---------- */
.answer h2 { font-size: .85rem; font-weight: 600; text-transform: uppercase; letter-spacing: .05em; color: var(--muted); margin-bottom: 4px; }
.answer .verdict { font-size: clamp(1.5rem, 3.5vw, 2rem); font-weight: 750; letter-spacing: -0.02em; line-height: 1.15; margin-bottom: 6px; }
.answer-yes .verdict { color: var(--ok); }
.answer-partly .verdict { color: var(--warn); }
.answer-no .verdict { color: var(--bad); }
.answer-yes { border-left: 4px solid var(--ok); }
.answer-partly { border-left: 4px solid var(--warn); }
.answer-no { border-left: 4px solid var(--bad); }
.lifeline { margin: 18px 0 6px; }
.lifeline-bar { position: relative; }
.lifeline-bar .track { display: flex; height: 12px; border-radius: 999px; overflow: hidden; background: var(--neutral-bg); }
.seg-active { background: color-mix(in srgb, var(--ok) 70%, var(--bg)); }
.seg-security { background: color-mix(in srgb, var(--warn) 70%, var(--bg)); }
.lifeline .today { position: absolute; top: -5px; width: 3px; height: 22px; margin-left: -1.5px; border-radius: 2px; background: var(--text); }
.lifeline-legend { display: flex; flex-wrap: wrap; gap: 6px 16px; margin-top: 10px; color: var(--muted); }
.lifeline-legend .key { display: inline-block; width: 10px; height: 10px; border-radius: 3px; margin-right: 6px; vertical-align: -1px; }
.key-active { background: color-mix(in srgb, var(--ok) 70%, var(--bg)); }
.key-security { background: color-mix(in srgb, var(--warn) 70%, var(--bg)); }
.key-today { background: var(--text); width: 3px !important; }
.facts { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px; margin: 18px 0 0; padding-top: 16px; border-top: 1px solid var(--line); }
.facts dt { font-size: .78rem; font-weight: 600; text-transform: uppercase; letter-spacing: .04em; color: var(--muted); margin-bottom: 2px; }
.facts dd { margin: 0; }
.upgrade p:last-child { margin-bottom: 0; }
.branch-list { list-style: none; margin: 0; padding: 0; }
.branch-list li { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 7px 0; border-bottom: 1px solid var(--line); font-size: .92rem; }
.branch-list li[aria-current] { font-weight: 700; }
.pager { display: flex; justify-content: space-between; gap: 12px; margin-top: 12px; }
.pager a:only-child:last-child { margin-left: auto; }
.cycles .branch a.mono { font-weight: 600; }
@media (max-width: 560px) {
  .facts { grid-template-columns: 1fr 1fr; }
}

/* ---------- check my stack (/stack) ---------- */
.stack-form textarea { width: 100%; min-height: 150px; resize: vertical; line-height: 1.5; margin-top: 6px; }
.stack-form .row { display: flex; gap: 10px; flex-wrap: wrap; align-items: center; }
.stack-cta { margin: 10px 0 0; }
.report-head { display: flex; gap: 20px; align-items: center; }
.report-head h2 { margin-bottom: 4px; }
.report-head p { margin: 0 0 8px; }
.report-head .grade { flex: none; width: 76px; height: 76px; border-radius: 14px; display: grid; place-items: center; font-size: 2.6rem; font-weight: 800; background: var(--neutral-bg); color: var(--muted); }
.grade-a .grade { background: var(--ok-bg); color: var(--ok); }
.grade-b .grade { background: var(--accent-soft); color: var(--accent); }
.grade-c .grade { background: var(--warn-bg); color: var(--warn); }
.grade-f .grade { background: var(--bad-bg); color: var(--bad); }
.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.stack-table td { vertical-align: top; }
.stack-table td .small { margin-top: 4px; }
.share .row { display: flex; gap: 8px; }
.share .row input { flex: 1; min-width: 0; }
@media (max-width: 560px) {
  .report-head { align-items: flex-start; }
  .report-head .grade { width: 56px; height: 56px; font-size: 2rem; }
  .stack-table th:nth-child(2), .stack-table td:nth-child(2) { display: none; }
}
@media (max-width: 560px) {
  .stack-table th:nth-child(4), .stack-table td:nth-child(4) { display: none; }
}
@media (max-width: 430px) {
  .nav { gap: 10px; }
  .nav .rss, .nav .gh { display: none; }
}
@media (max-width: 380px) {
  .hide-xs { display: none; }
}

/* ---------- how to upgrade ---------- */
.upgrade-guide { margin-top: 36px; }
.upgrade-guide .methods { display: grid; grid-template-columns: repeat(auto-fit, minmax(min(100%, 360px), 1fr)); gap: 14px 20px; margin-bottom: 12px; }
.upgrade-guide .method { background: var(--card); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; min-width: 0; }
.upgrade-guide .method p { margin: 8px 0 0; }
.upgrade-guide .method-head { display: flex; justify-content: space-between; align-items: flex-start; gap: 10px; margin-bottom: 8px; }
.upgrade-guide .method-head h3 { margin: 0; }
.upgrade-guide .copy-btn { flex: none; padding: 3px 10px; font-size: .75rem; }
.upgrade-guide pre.cmd { margin: 0; padding: 10px 12px; font-size: .84rem; white-space: pre-wrap; overflow-wrap: break-word; }
@media (max-width: 560px) {
  .upgrade-guide .methods { grid-template-columns: 1fr; }
}

/* ---------- comparison pages ---------- */
.verdict-text { font-size: 1.05rem; }
.compare-timeline { margin-top: 16px; }
.ct-row { display: grid; grid-template-columns: 110px 1fr; gap: 12px; align-items: center; margin-bottom: 10px; }
.ct-label { font-size: .85rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.ct-track { position: relative; height: 14px; border-radius: 999px; background: var(--neutral-bg); }
.ct-track > span { position: absolute; top: 0; height: 100%; }
.ct-track .seg-active { border-radius: 999px 0 0 999px; }
.ct-track .seg-security { border-radius: 0 999px 999px 0; }
.ct-track .seg-active:last-child, .ct-track .seg-active:nth-last-child(2):not(:has(+ .seg-security)) { border-radius: 999px; }
.ct-track .ct-open { width: 24px; background: linear-gradient(90deg, color-mix(in srgb, var(--ok) 70%, var(--bg)), transparent); }
.ct-track .today { top: -4px; height: 22px; width: 3px; margin-left: -1.5px; border-radius: 2px; background: var(--text); }
.ct-axis { display: flex; justify-content: space-between; margin: 0 0 6px 122px; }
.compare-table th[scope="row"] { font-weight: 600; color: var(--muted); white-space: nowrap; }
.compare-table td { width: 40%; }
.compare-links { margin-top: 12px; }
@media (max-width: 560px) {
  .ct-row { grid-template-columns: 70px 1fr; }
  .ct-axis { margin-left: 82px; }
}
@media (max-width: 560px) {
  .compare-table { font-size: .85rem; }
  .compare-table th[scope="row"] { white-space: normal; width: 30%; }
  .compare-table td { width: 35%; }
  .compare-table th, .compare-table td { padding: 8px 8px; }
  .compare-table .pill { white-space: normal; border-radius: 8px; }
}

/* ---------- product details ---------- */
.picon { display: inline-block; width: .8em; height: .8em; margin-right: .3em; vertical-align: -0.02em; background: currentColor;
  -webkit-mask: var(--icon) center / contain no-repeat; mask: var(--icon) center / contain no-repeat; opacity: .85; }
.summary { max-width: 72ch; margin: -8px 0 24px; }
.related p { margin: 0; line-height: 1.9; }
.idents { margin-top: 20px; }
.idents summary { cursor: pointer; color: var(--muted); }
.idents ul { margin: 8px 0 0; overflow-wrap: anywhere; }
.facts { grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); }

/* ---------------------------------------------------------------- SEO audit fixes (Sep 2026) */
/* Keyword line under product/category H1s: "PHP" + "latest version & end-of-life dates" */
.h1-sub { display: block; font-size: clamp(.95rem, .42em, 1.1rem); font-weight: 500; letter-spacing: 0; color: var(--muted); margin-top: .45em; line-height: 1.3; }
.bigver .build { font: .8rem var(--mono); color: var(--muted); }

/* Tap targets: at least 24x24px everywhere (WCAG 2.2), 44px tall in the header.
   Padding only (no display change), so the nav's own show/hide rules for small screens still apply. */
.logo, .nav a { padding: 12px 4px; }
.crumbs a { display: inline-block; padding: 6px 0; }
.branch-list a, .compare-links a, .bigver a, .timeline a, .related a { display: inline-block; min-height: 24px; min-width: 24px; line-height: 24px; }
@media (max-width: 640px) {
  .timeline li { padding: 10px 0; }
  .plist a { padding: 12px 2px; }
  .branch-list li { padding: 9px 0; }
}
.nowrap { white-space: nowrap; }
/* Phones: inline links in text and tables get a taller hit area (inline padding doesn't move the layout). */
@media (max-width: 640px), (pointer: coarse) {
  main a, .site-footer a { padding-block: 5px; }
  .site-footer a { padding-inline: 3px; }
  .section-head a, .group h3 a, .crumbs a { display: inline-block; padding-block: 6px; }
  button, .copy { min-height: 28px; }
}

/* ---------------------------------------------------------------- stack report: share card */
.share-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 420px); gap: 28px; align-items: start; }
.share-main h2 { margin-bottom: 4px; }
.share-main label { display: block; margin: 14px 0 6px; }
.share-sub { font-size: 1rem; margin: 24px 0 8px; padding-top: 18px; border-top: 1px solid var(--line); }
.badge-preview { display: flex; align-items: center; gap: 10px; flex-wrap: wrap; margin: 0; }
.badge-preview img { display: block; }
.share-links { margin: 20px 0 0; }
.share-preview { margin: 0; }
.share-preview img { display: block; width: 100%; height: auto; border-radius: 10px; border: 1px solid var(--line); }
.share-preview figcaption { margin-top: 8px; }
@media (max-width: 860px) {
  .share-grid { grid-template-columns: 1fr; }
  .share-preview { max-width: 480px; }
}

/* ---------------------------------------------------------------- /eol/{year} */
.deadlines { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 10px; }
.deadlines a { display: grid; grid-template-columns: auto 1fr; grid-template-rows: auto auto; gap: 2px 12px; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); color: var(--text); height: 100%; }
.deadlines a:hover { text-decoration: none; border-color: var(--line-strong); }
.dl-date { grid-row: 1 / 3; align-self: center; font-weight: 700; color: var(--warn); min-width: 4.2em; }
.dl-date.soon { color: var(--bad); }
.dl-name { font-weight: 600; }
details.devices summary { cursor: pointer; list-style: none; display: flex; align-items: baseline; gap: 12px; flex-wrap: wrap; }
details.devices summary::-webkit-details-marker { display: none; }
details.devices summary h2 { display: inline; margin: 0; }
details.devices summary h2::before { content: "▸ "; color: var(--muted); }
details.devices[open] summary h2::before { content: "▾ "; }
details.devices .table-wrap { margin-top: 12px; }

/* ---------------------------------------------------------------- author */
.author-box { display: flex; gap: 18px; align-items: flex-start; padding: 18px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
.author-mark { flex: none; width: 56px; height: 56px; border-radius: 50%; display: grid; place-items: center; background: var(--accent-soft); color: var(--accent); font-weight: 700; font-size: 1.05rem; }
.author-box p { margin: 0 0 10px; }
.author-box p:last-child { margin-bottom: 0; }
.note-by { margin: 12px 0 0; }

/* ---------------------------------------------------------------- /products, home "more" links, collections */
.az { display: flex; flex-wrap: wrap; gap: 4px; margin-top: 14px; }
.az a { display: inline-grid; place-items: center; min-width: 32px; min-height: 32px; border: 1px solid var(--line); border-radius: 6px; font-weight: 600; font-size: .9rem; color: var(--text); background: var(--card); }
.az a:hover { text-decoration: none; border-color: var(--accent); }
.az-group { scroll-margin-top: 72px; margin-top: 22px; }
.az-group h2 { font-size: 1.1rem; }
.pdate.bad { color: var(--bad); }
.pdate.warn { color: var(--warn); }
.group .more { margin: 8px 0 0; }
.collections h2 { font-size: 1rem; margin-bottom: 4px; }
.cat-intro { max-width: 72ch; }

/* ---------------------------------------------------------------- product support timeline */
.product-timeline { margin: 8px 0 32px; }
.ptl { position: relative; padding-top: 22px; }
.ptl-grid { position: absolute; inset: 0 0 0 132px; pointer-events: none; }
.ptl-tick { position: absolute; top: 0; bottom: 0; border-left: 1px dashed var(--line); }
.ptl-tick span { position: absolute; top: 0; left: 4px; font-size: .72rem; color: var(--muted); font-variant-numeric: tabular-nums; }
.ptl-row { position: relative; display: grid; grid-template-columns: 120px 1fr; gap: 12px; align-items: center; padding: 5px 0; color: var(--text); border-radius: 6px; }
.ptl-row:hover { text-decoration: none; background: var(--bg-soft); }
.ptl-row:hover .ptl-label { color: var(--accent); }
.ptl-label { font-size: .85rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; text-align: right; }
.ptl-track { height: 14px; background: transparent; }
.ptl-track > span { position: absolute; top: 0; height: 100%; }
.ptl-track .seg-active { border-radius: 999px 0 0 999px; }
.ptl-track .seg-security, .ptl-track .seg-extended { border-radius: 0; }
.ptl-track > span:nth-last-child(2) { border-top-right-radius: 999px; border-bottom-right-radius: 999px; }
.seg-extended, .key-extended { background: repeating-linear-gradient(135deg, color-mix(in srgb, var(--muted) 45%, var(--bg)) 0 4px, color-mix(in srgb, var(--muted) 20%, var(--bg)) 4px 8px); }
.ptl-track .ct-open { width: 28px; background: linear-gradient(90deg, color-mix(in srgb, var(--ok) 70%, var(--bg)), transparent); }
.ptl-track .today { top: -5px; height: 24px; width: 2px; margin-left: -1px; border-radius: 2px; background: var(--text); opacity: .8; }
@media (max-width: 560px) {
  .ptl-grid { left: 82px; }
  .ptl-row { grid-template-columns: 70px 1fr; }
}

/* ---------------------------------------------------------------- glossary */
.glossary-group { margin-top: 28px; }
.glossary { margin: 0; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
.gl-term { padding: 14px 18px; border-bottom: 1px solid var(--line); scroll-margin-top: 72px; }
.gl-term:last-child { border-bottom: 0; }
.gl-term:target { background: var(--accent-soft); }
.gl-term dt { font-weight: 650; }
.gl-anchor { color: var(--text); }
.gl-term dd { margin: 4px 0 0; max-width: 75ch; }
.gl-term dd p { margin: 0 0 6px; }
.gl-term dd p:last-child { margin-bottom: 0; }
.gl-term dt .muted { font-weight: 400; }

/* ---------------------------------------------------------------- /check-version, /updates */
.vc-search { margin-top: 16px; max-width: 520px; }
.vc-group { margin-top: 26px; }
.vc-list { border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); }
.vc-row { display: grid; grid-template-columns: minmax(140px, 220px) 1fr auto; gap: 12px; align-items: center; padding: 10px 14px; border-bottom: 1px solid var(--line); }
.vc-row:last-child { border-bottom: 0; }
.vc-name { font-weight: 600; color: var(--text); }
.vc-cmd { margin: 0; padding: 6px 10px; background: var(--bg-soft); border-radius: 6px; overflow-x: auto; white-space: pre-wrap; word-break: break-word; font-size: .85rem; }
.vc-copy { padding: 4px 12px; font-size: .8rem; }
@media (max-width: 640px) {
  .vc-row { grid-template-columns: 1fr auto; }
  .vc-cmd { grid-column: 1 / -1; grid-row: 2; }
}
.months .dl-name { grid-column: 1 / -1; }
.months a { grid-template-columns: 1fr; }
.eol-table td a strong + .mono { margin-left: 2px; }

/* ---------------------------------------------------------------- people also check */
.also-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fill, minmax(210px, 1fr)); gap: 10px; }
.also-list a { display: grid; grid-template-columns: 1fr auto; gap: 2px 10px; padding: 12px 14px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); color: var(--text); height: 100%; }
.also-list a:hover { text-decoration: none; border-color: var(--line-strong); }
.also-name { font-weight: 600; }
.also-ver { color: var(--accent); font-weight: 600; }
.also-meta { grid-column: 1 / -1; color: var(--muted); display: flex; align-items: center; gap: 6px; }
.also-meta .dot { width: 8px; height: 8px; border-radius: 50%; display: inline-block; background: var(--muted); }
.also-meta .dot.ok { background: var(--ok); } .also-meta .dot.warn { background: var(--warn); } .also-meta .dot.bad { background: var(--bad); }

/* ---------------------------------------------------------------- migration checklists (guides/) */
.guide { margin: 24px 0; }
.guide .section-head h2 { margin: 0; }
.guide-body h3 { font-size: 1.05rem; margin: 24px 0 8px; }
.guide-body h4 { font-size: .95rem; margin: 18px 0 6px; }
.guide-body p, .guide-body li { max-width: 75ch; }
.guide-body ul { padding-left: 20px; }
.guide-body code { overflow-wrap: anywhere; }
.guide-body pre { overflow-x: auto; background: var(--bg-soft); padding: 10px 12px; border-radius: 8px; }
.checklist { list-style: none; padding-left: 0 !important; margin: 0 0 8px; }
.checklist li { margin: 0; border-bottom: 1px solid var(--line); }
.checklist li:last-child { border-bottom: 0; }
.checklist label { display: flex; gap: 10px; align-items: flex-start; padding: 9px 2px; cursor: pointer; }
.checklist input { margin-top: 4px; width: 18px; height: 18px; flex: none; accent-color: var(--ok); }
.checklist input:checked + span { color: var(--muted); text-decoration: line-through; text-decoration-color: color-mix(in srgb, var(--muted) 60%, transparent); }
.guide-body blockquote { margin: 12px 0; padding: 10px 16px; border-left: 3px solid var(--accent); background: var(--bg-soft); border-radius: 0 8px 8px 0; }
.guide-body blockquote p { margin: 0; }
.guide-progress { font-variant-numeric: tabular-nums; }
.guide-callout { margin: -8px 0 24px; display: flex; flex-wrap: wrap; gap: 8px; }
.guide-callout a { display: inline-block; padding: 8px 14px; border: 1px solid color-mix(in srgb, var(--accent) 40%, var(--line)); border-radius: 999px; background: var(--accent-soft); }
.guide-callout a:hover { text-decoration: none; border-color: var(--accent); }
@media print { .site-header, .site-footer, .also, .related, .check, .faq { display: none !important; } .checklist input { accent-color: #000; } }
/* LTS schedule box (product pages for Node.js, Ubuntu, Java...) */
.lts h2 { margin-bottom: 8px; }
.lts p { margin: 0 0 8px; }
.lts .lts-now { font-size: 1.05rem; }
.lts .lts-now .mono { margin-left: 4px; }
.lts .table-wrap { margin: 12px 0 10px; }
.lts-table tr.is-current td { background: var(--accent-soft); }
.tag-soft { background: transparent; border: 1px solid var(--line); color: var(--muted); }
/* Branch release history: the rest of the list folds away */
.more-releases summary { cursor: pointer; color: var(--accent); font-size: .92rem; padding: 10px 0 4px; }
.more-releases summary:hover { text-decoration: underline; }
.next-up h2 { margin-bottom: 8px; }
.next-up p { margin: 0 0 6px; }
.next-up p:last-child { margin-bottom: 0; }