/* Τρία παράθυρα - online report. Χρώματα δεδομένων σταθερά σε όλα τα διαγράμματα. */
:root {
  --paper: #ffffff; --paper2: #f6f6f4; --card: #ffffff; --ink: #1a1f2b; --ink2: #4a5262; --muted: #5d6472;
  --rule: #dcdcd8; --rule2: #ececea;
  --open: #1e8c5a; --open-bg: #e3f2ea; --partial: #e0a800; --partial-bg: #fbf1d0; --closed: #c0392b; --closed-bg: #f8e1dd;
  --buffer: #8c96a3; --gate: #0b4f8a; --gate-bg: #e2ecf6; --holiday: #0f8b8d; --holiday-bg: #dcf0f0;
  --serif-h: 'Literata', Georgia, serif; --serif: 'Source Serif 4', Georgia, serif; --sans: 'IBM Plex Sans', system-ui, sans-serif;
  --col: 680px; --wide: 1100px;
  /* ζώνη .xbar (shared/xbar.css): μπλε --gate με ανοιχτό κείμενο, sans */
  --xbar-bg: #0b4f8a; --xbar-fg: #dbe8f5; --xbar-cur: #ffffff; --xbar-accent: #ffd08a; --xbar-font: var(--sans); --xbar-max: var(--wide);
  /* κοινό στρώμα (shared/common.css): footer και σήμα πηγής με την παλέτα του site */
  --x-fg: var(--ink2); --x-link: var(--gate); --x-font: var(--sans); --x-badge-bg: var(--paper2);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 64px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--serif); font-size: 19px; line-height: 1.62; -webkit-font-smoothing: antialiased; }
a { color: var(--gate); text-decoration-thickness: 1px; text-underline-offset: 2px; }
::selection { background: #fbe39b; }

/* Ζώνη σχετικών ιστότοπων: κοινό αρχείο shared/xbar.css (Ν-Δ1, 01-11-2026)· εδώ μόνο τα tokens --xbar-* στο :root */

/* Πλοήγηση */
.nav { position: sticky; top: 0; z-index: 50; background: rgba(255,255,255,.95); backdrop-filter: blur(6px); border-bottom: 1px solid var(--rule); font-family: var(--sans); }
.nav-in { max-width: var(--wide); margin: 0 auto; padding: 0 16px; display: flex; align-items: center; gap: 22px; height: 52px; }
.brand { font-family: var(--serif-h); font-weight: 700; font-size: 18px; color: var(--ink); text-decoration: none; white-space: nowrap; display: flex; align-items: center; gap: 8px; }
.brand i { display: inline-flex; gap: 2px; } .brand i b { width: 6px; height: 14px; border-radius: 1px; display: block; }
.nav ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 16px; overflow-x: auto; scrollbar-width: none; flex: 1; }
.nav ul::-webkit-scrollbar { display: none; }
.nav li a { font-size: 13px; font-weight: 500; letter-spacing: .02em; color: var(--ink2); text-decoration: none; white-space: nowrap; padding: 15px 0; border-bottom: 2px solid transparent; }
.nav li a.on { color: var(--gate); border-color: var(--gate); }
.progress { position: absolute; left: 0; bottom: -1px; height: 2px; background: var(--gate); width: 0; }

/* Κεφαλίδα */
header.hero { max-width: var(--wide); margin: 0 auto; padding: 56px 16px 28px; }
.kicker { font-family: var(--sans); font-size: 12.5px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--gate); margin: 0 0 14px; }
h1 { font-family: var(--serif-h); font-weight: 700; font-size: clamp(32px, 5vw, 54px); line-height: 1.1; letter-spacing: -.01em; margin: 0 0 22px; max-width: 900px; }
.dek { font-size: 21px; line-height: 1.5; color: var(--ink2); max-width: 760px; margin: 0 0 22px; border-left: 3px solid var(--gate); padding-left: 18px; }
.meta { font-family: var(--sans); font-size: 13.5px; color: var(--muted); display: flex; flex-wrap: wrap; gap: 6px 18px; border-top: 1px solid var(--rule); padding-top: 14px; max-width: 760px; }
.meta b { color: var(--ink); font-weight: 600; }

/* Αριθμοί */
.stats { background: var(--paper2); border-top: 1px solid var(--rule); border-bottom: 1px solid var(--rule); }
.stats-in { max-width: var(--wide); margin: 0 auto; padding: 26px 16px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; }
.stat { background: var(--card); border: 1px solid var(--rule); border-top: 4px solid var(--c, var(--gate)); border-radius: 4px; padding: 16px 18px; font-family: var(--sans); }
.stat .lab { font-size: 11.5px; font-weight: 700; letter-spacing: .1em; text-transform: uppercase; color: var(--c); }
.stat .big { font-family: var(--serif-h); font-weight: 700; font-size: 42px; line-height: 1.05; color: var(--c); margin: 6px 0 6px; font-variant-numeric: lining-nums; }
.stat .big small { font-size: 18px; font-weight: 500; }
.stat p { margin: 0; font-size: 13.5px; line-height: 1.45; color: var(--ink2); }

/* Σώμα */
main { padding-bottom: 40px; }
section.chap { padding: 26px 0 8px; }
.col { max-width: var(--col); margin: 0 auto; padding: 0 16px; }
.wide { max-width: var(--wide); margin: 28px auto; padding: 0 16px; }
h2 { font-family: var(--serif-h); font-size: clamp(26px, 3.4vw, 34px); line-height: 1.18; margin: 34px 0 14px; letter-spacing: -.005em; }
h2 .num { display: block; font-family: var(--sans); font-size: 12.5px; font-weight: 600; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin-bottom: 8px; }
h3 { font-family: var(--serif-h); font-size: 22px; line-height: 1.25; margin: 30px 0 8px; }
h4 { font-family: var(--sans); font-size: 15px; margin: 22px 0 6px; }
p { margin: 0 0 16px; }
.col ul, .col ol { padding-left: 22px; margin: 0 0 18px; } .col li { margin-bottom: 7px; }
hr.sep { border: 0; border-top: 1px solid var(--rule); max-width: var(--col); margin: 40px auto; }
strong { font-weight: 700; }
blockquote { margin: 26px 0; padding: 18px 22px; background: var(--card); border-left: 4px solid var(--gate); font-size: 20px; line-height: 1.5; }
blockquote p:last-child { margin: 0; }

/* Παραπομπές */
sup.fn { font-family: var(--sans); font-size: 11px; line-height: 0; margin-left: 1px; }
sup.fn a { text-decoration: none; color: var(--gate); font-weight: 600; padding: 0 1px; }
sup.fn a:hover { background: var(--gate-bg); }
.tippy-box[data-theme~='src'] { background: var(--ink); color: #fff; font-family: var(--sans); font-size: 13px; line-height: 1.45; border-radius: 4px; }
.tippy-box[data-theme~='src'] a { color: #9cc8ff; word-break: break-all; }
.tippy-box[data-theme~='src'] .tippy-arrow { color: var(--ink); }
.tippy-box[data-theme~='chart'] { background: var(--card); color: var(--ink); border: 1px solid var(--rule); font-family: var(--sans); font-size: 13px; line-height: 1.45; border-radius: 4px; box-shadow: 0 6px 18px rgba(26,31,43,.12); }
.tippy-box[data-theme~='chart'] .tippy-arrow { color: var(--card); }

/* Πίνακες */
.tbl { overflow-x: auto; margin: 18px 0 24px; -webkit-overflow-scrolling: touch; }
table { width: 100%; border-collapse: collapse; font-family: var(--sans); font-size: 14px; line-height: 1.4; }
th { text-align: left; font-weight: 600; font-size: 12px; letter-spacing: .04em; text-transform: uppercase; color: var(--ink2); border-bottom: 2px solid var(--ink); padding: 8px 10px 6px; vertical-align: bottom; }
td { border-bottom: 1px solid var(--rule2); padding: 8px 10px; vertical-align: top; }
tr:hover td { background: rgba(11,79,138,.035); }
th[role=columnheader]:not(.no-sort) { cursor: pointer; }
th[aria-sort]::after { content: ' ↕'; color: var(--muted); }
.wide .tbl table { font-size: 14px; }
td.rate { text-align: center; font-weight: 700; width: 1%; white-space: nowrap; }
.r-X { background: var(--open-bg); color: #13603d; } .r-XM { background: #eef3d8; color: #5c6b10; } .r-M { background: var(--partial-bg); color: #7a5a00; } .r-MY { background: #f8e6d4; color: #8a4a12; } .r-Y { background: var(--closed-bg); color: #8e2418; } .r-closed { background: var(--closed); color: #fff; }
tr.hl td { background: var(--gate-bg) !important; font-weight: 600; }

/* Κουτιά */
.box { background: var(--card); border: 1px solid var(--rule); border-radius: 4px; padding: 16px 20px; margin: 22px 0; font-family: var(--sans); font-size: 15.5px; line-height: 1.55; }
.box h4 { margin-top: 0; }
.box.warn { border-left: 4px solid var(--partial); } .box.red { border-left: 4px solid var(--closed); } .box.green { border-left: 4px solid var(--open); } .box.blue { border-left: 4px solid var(--gate); }
.box p:last-child, .box ul:last-child { margin-bottom: 0; }

/* Διαγράμματα */
figure.chart { background: var(--card); border: 1px solid var(--rule); border-radius: 4px; padding: 20px 22px 14px; margin: 0; }
figure.chart .ck { font-family: var(--sans); font-size: 11.5px; font-weight: 700; letter-spacing: .12em; text-transform: uppercase; color: var(--gate); }
figure.chart h3 { margin: 4px 0 4px; font-size: 21px; }
figure.chart .sub { font-family: var(--sans); font-size: 14px; color: var(--ink2); margin: 0 0 12px; line-height: 1.45; }
figure.chart figcaption { font-family: var(--sans); font-size: 12.5px; color: var(--muted); border-top: 1px solid var(--rule2); padding-top: 9px; margin-top: 10px; line-height: 1.45; }
.viz { width: 100%; position: relative; }
.viz svg { display: block; width: 100%; height: auto; overflow: visible; font-family: var(--sans); }
.viz text:not([fill]) { fill: var(--ink2); } .viz text:not([font-size]) { font-size: 12px; }
.axis line, .axis path { stroke: var(--rule); } .axis text { fill: var(--muted); font-size: 11.5px; }
.grid line { stroke: var(--rule2); }
.ctrl { display: flex; flex-wrap: wrap; gap: 6px; margin: 0 0 12px; font-family: var(--sans); }
.ctrl button { font: 500 13px var(--sans); border: 1px solid var(--rule); background: var(--paper); color: var(--ink2); padding: 6px 12px; border-radius: 3px; cursor: pointer; }
.ctrl button.on { background: var(--ink); color: #fff; border-color: var(--ink); }
.ctrl button:focus-visible, .nav a:focus-visible { outline: 2px solid var(--gate); outline-offset: 2px; }
.legend { display: flex; flex-wrap: wrap; gap: 6px 16px; font-family: var(--sans); font-size: 12.5px; color: var(--ink2); margin: 8px 0 4px; }
.legend span { display: inline-flex; align-items: center; gap: 6px; }
.legend i { width: 14px; height: 10px; border-radius: 2px; display: inline-block; }
.hatch { background: repeating-linear-gradient(45deg, #b8c0ca 0 3px, #e5e9ee 3px 6px); }
.detail { font-family: var(--sans); font-size: 14px; background: var(--paper); border: 1px solid var(--rule2); border-radius: 3px; padding: 10px 14px; margin-top: 10px; min-height: 46px; line-height: 1.5; }
.detail b { color: var(--ink); }

/* Υπολογιστής */
.calc { display: grid; grid-template-columns: 1fr 1fr; gap: 22px; font-family: var(--sans); }
.calc label { display: block; font-size: 13.5px; color: var(--ink2); margin-bottom: 12px; }
.calc label b { color: var(--ink); font-variant-numeric: tabular-nums; float: right; }
.calc input[type=range] { width: 100%; accent-color: var(--gate); margin-top: 4px; }
.calc .out { background: var(--paper); border: 1px solid var(--rule2); border-radius: 4px; padding: 14px 16px; }
.calc .out .n { font-family: var(--serif-h); font-size: 40px; font-weight: 700; line-height: 1; }
.calc .verdict { margin-top: 8px; font-size: 14px; font-weight: 600; }

/* Ερωτήσεις */
details.qa { border-top: 1px solid var(--rule); padding: 12px 0; }
details.qa:last-of-type { border-bottom: 1px solid var(--rule); }
details.qa summary { cursor: pointer; font-family: var(--serif-h); font-weight: 600; font-size: 19px; list-style: none; position: relative; padding-right: 28px; }
details.qa summary::-webkit-details-marker { display: none; }
details.qa summary::after { content: '+'; position: absolute; right: 4px; top: -2px; font: 400 24px var(--sans); color: var(--gate); }
details.qa[open] summary::after { content: '−'; }
details.qa > div { padding-top: 10px; }

/* Γλωσσάρι, πηγές */
dl.gloss { font-family: var(--sans); font-size: 14.5px; columns: 2; column-gap: 32px; }
dl.gloss div { break-inside: avoid; margin-bottom: 10px; }
dl.gloss dt { font-weight: 700; } dl.gloss dd { margin: 0; color: var(--ink2); }
ol.srcs { font-family: var(--sans); font-size: var(--x-fs-2, 13.5px); line-height: 1.5; padding-left: 34px; }
ol.srcs li { margin-bottom: 7px; scroll-margin-top: 80px; } ol.srcs li:target { background: #fbf1d0; }
ol.srcs .key { color: var(--muted); font-size: 12px; } ol.srcs a { word-break: break-all; }

footer.foot { border-top: 1px solid var(--rule); background: var(--paper2); font-family: var(--sans); font-size: 13px; color: var(--ink2); }
footer.foot .in { max-width: var(--wide); margin: 0 auto; padding: 26px 16px 40px; display: grid; grid-template-columns: 2fr 1fr; gap: 24px; }
/* Σχετικοί ιστότοποι (30-10-2026): απλοί σύνδεσμοι, χωρίς tracking */
/* footer «Σχετικοί ιστότοποι»: κοινό shared/common.css (.xsites, Ν-Δ2 01-11-2026)· εδώ μόνο η θέση στο grid */
footer.foot .xsites { grid-column: 1 / -1; border-top: 1px solid var(--rule); padding-top: 14px; }
.xsite-card { max-width: var(--wide); margin: 0 auto; padding: 18px 16px 0; }
.xsite-in { max-width: 760px; font-family: var(--sans); font-size: 15px; line-height: 1.5; color: var(--ink2); background: var(--gate-bg); border-left: 3px solid var(--gate); border-radius: 4px; padding: 10px 14px; }
.xsite-in p { margin: 0; overflow-wrap: anywhere; }

@media (max-width: 860px) {
  .stats-in { grid-template-columns: 1fr 1fr; }
  .calc { grid-template-columns: 1fr; }
  dl.gloss { columns: 1; }
  footer.foot .in { grid-template-columns: 1fr; }
}
@media (max-width: 760px) {
  .viz:has(> svg) { overflow-x: auto; -webkit-overflow-scrolling: touch; }
  .viz > svg { min-width: 760px; }
  .viz:has(> svg)::after { content: '← σύρετε οριζόντια →'; display: block; position: sticky; left: 0; font: 600 11.5px var(--sans); color: var(--muted); padding-top: 4px; }
}
@media (max-width: 520px) {
  body { font-size: 17.5px; }
  .stats-in { grid-template-columns: 1fr; }
  .dek { font-size: 18.5px; }
  .brand span { display: none; }
  figure.chart { padding: 14px 12px 10px; }
  .nav-in { gap: 12px; }
}
@media print {
  .nav, .ctrl { display: none; }
  body { background: #fff; font-size: 11pt; }
  figure.chart, .box { break-inside: avoid; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } * { transition: none !important; } }

/* ---------- ανοιχτά δεδομένα ---------- */
.dl-box { position: relative; flex: none; font-family: var(--sans); font-size: 13.5px; }
.dl-box summary { list-style: none; cursor: pointer; display: flex; align-items: center; gap: 6px; padding: 6px 10px; border: 1px solid var(--rule); border-radius: 6px; color: var(--ink); background: var(--card); }
.dl-box summary::-webkit-details-marker { display: none; }
.dl-box summary:hover, .dl-box[open] summary { border-color: #0b4f8a; color: #0b4f8a; }
.dl-box summary:focus-visible { outline: 2px solid #0b4f8a; outline-offset: 2px; }
.nav .dl-menu { display: block; flex: none; gap: 0; overflow-x: hidden; position: absolute; right: 0; top: calc(100% + 6px); z-index: 50; list-style: none; margin: 0; padding: 6px 0; min-width: 270px; max-height: 70vh; overflow-y: auto; background: var(--card); border: 1px solid var(--rule); border-radius: 8px; box-shadow: 0 8px 24px rgba(0,0,0,.12); }
.nav .dl-menu a { white-space: nowrap; font-size: 13.5px; border: 0; display: flex; justify-content: space-between; gap: 12px; padding: 7px 14px; color: var(--ink); text-decoration: none; }
.nav .dl-menu a span { color: var(--muted); font-size: 12px; }
.nav .dl-menu a:hover, .nav .dl-menu a:focus-visible { background: var(--paper2); }
.nav .dl-menu .dl-all { border-top: 1px solid var(--rule2); margin-top: 4px; padding-top: 4px; }
.nav .dl-menu .dl-all a { color: #0b4f8a; }
.dl-inline { white-space: nowrap; }
.dl-inline a { font-weight: 600; }
.downloads { padding: 8px 0 40px; }
.dl-list { list-style: none; padding: 0; margin: 18px 0; font-family: var(--sans); display: grid; gap: 2px; }
.dl-list li { padding: 10px 0; border-bottom: 1px solid var(--rule2); }
.dl-list a { display: flex; flex-wrap: wrap; align-items: baseline; gap: 4px 12px; text-decoration: none; }
.dl-list .dl-name { font-weight: 600; font-size: 15.5px; }
.dl-list .dl-meta { font-size: 12.5px; color: var(--muted); }
.dl-list .dl-what { display: block; font-size: 13.5px; color: var(--muted); margin-top: 2px; }
@media (max-width: 640px) { .dl-box summary span { display: none; } .nav .dl-menu { position: fixed; left: 12px; right: 12px; top: 58px; min-width: 0; } }

/* ---------- μενού ενοτήτων: όσες δεν χωρούν πάνε στο «Περισσότερα» ---------- */
.nav-more { position: relative; flex: none; font-family: var(--sans); font-size: 13px; }
.nav-more summary { list-style: none; cursor: pointer; white-space: nowrap; color: var(--ink2); font-weight: 500; padding: 6px 4px; }
.nav-more summary::-webkit-details-marker { display: none; }
.nav-more summary:hover, .nav-more[open] summary { color: #0b4f8a; }
.nav .more-menu { display: block; flex: none; gap: 0; overflow-x: hidden; position: absolute; right: 0; top: calc(100% + 6px); z-index: 50; list-style: none; margin: 0; padding: 6px 0; min-width: 200px; max-height: 70vh; overflow-y: auto; background: var(--card); border: 1px solid var(--rule); border-radius: 8px; box-shadow: 0 8px 24px rgba(0,0,0,.12); }
.nav .more-menu li a { display: block; padding: 8px 16px; border: 0; white-space: nowrap; }
.nav .more-menu li a:hover, .nav .more-menu li a:focus-visible { background: var(--paper2); }
.nav .more-menu li a.on { color: var(--gate); }
@media (max-width: 640px) { .nav .more-menu { position: fixed; left: 12px; right: 12px; top: 58px; min-width: 0; } }
/* οδηγία χρήσης διαδραστικών διαγραμμάτων */
figure.chart .hint, .ks-fig .hint { display: flex; gap: 8px; align-items: baseline; margin: 6px 0 10px; padding: 7px 10px; font-family: var(--sans); font-size: 13.5px; line-height: 1.45; color: var(--ink, #1a1f2b); background: #eef4fb; border-left: 3px solid #0b4f8a; border-radius: 3px; }
figure.chart .hint b, .ks-fig .hint b { color: #0b4f8a; white-space: nowrap; }