/* ══════════════════════════════════════════════════════════════
   Veltis IT — feuille de style de la section Actus.
   Reprend les tokens de index.html pour que /actus/ soit
   indiscernable du reste du site.
   ══════════════════════════════════════════════════════════════ */

:root {
  --bg:        #0B0E14;
  --bg-2:      #0F131C;
  --panel:     #10151F;
  --panel-2:   #151B27;
  --line:      #1E2533;
  --line-2:    #2A3244;
  --ink:       #E7ECF3;
  --ink-dim:   #A7B0C0;
  --ink-mute:  #6C7687;
  --blue:      oklch(62% 0.16 250);
  --green:     oklch(68% 0.14 155);
  --accent:    oklch(70% 0.15 200);
  --warn:      oklch(78% 0.15 85);
  --grad:      linear-gradient(90deg, oklch(62% 0.16 250), oklch(68% 0.14 155));

  --mono: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;

  --maxw: 1180px;
  --radius: 10px;
}

*,*::before,*::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
html, body { margin: 0; padding: 0; }
body {
  font-family: var(--sans);
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  line-height: 1.55;
  font-size: 15px;
  overflow-x: hidden;
}

::selection { background: color-mix(in oklch, var(--blue) 40%, transparent); color: #fff; }

a { color: inherit; text-decoration: none; }
button { font-family: inherit; cursor: pointer; }

body::before {
  content:"";
  position: fixed; inset: 0;
  pointer-events: none;
  background-image:
    radial-gradient(1100px 700px at 75% 0%, color-mix(in oklch, var(--blue) 28%, transparent), transparent 65%),
    radial-gradient(800px 600px at -10% 40%, color-mix(in oklch, var(--green) 22%, transparent), transparent 60%),
    radial-gradient(600px 400px at 50% 100%, color-mix(in oklch, var(--blue) 12%, transparent), transparent 70%);
  z-index: 0;
}
body::after {
  content:"";
  position: fixed; inset: 0;
  pointer-events: none;
  background-image: url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='160' height='160'><filter id='n'><feTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/><feColorMatrix values='0 0 0 0 1  0 0 0 0 1  0 0 0 0 1  0 0 0 0.035 0'/></filter><rect width='100%25' height='100%25' filter='url(%23n)'/></svg>");
  opacity: .6;
  mix-blend-mode: overlay;
  z-index: 0;
}

.container { position: relative; z-index: 1; max-width: var(--maxw); margin: 0 auto; padding: 0 24px; }
.container-narrow { position: relative; z-index: 1; max-width: 760px; margin: 0 auto; padding: 0 24px; }

/* ────── Nav ────── */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in oklch, var(--bg) 85%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--line);
}
.nav-inner {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 12px 24px;
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px;
}
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 700; letter-spacing: -0.02em; font-size: 16px; }
.brand-logo { display: inline-flex; align-items: center; height: 28px; }

.nav-links { display: flex; gap: 4px; font-size: 14px; font-weight: 500; }
.nav-links a {
  padding: 7px 12px;
  border-radius: 7px;
  color: var(--ink-dim);
  transition: color .15s, background .15s;
}
.nav-links a:hover { color: var(--ink); background: var(--panel); }
.nav-links a[aria-current="page"] { color: var(--ink); background: var(--panel); }

.nav-cta {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 14px; font-weight: 500;
  padding: 8px 14px;
  border-radius: 7px;
  background: var(--panel-2);
  border: 1px solid var(--line-2);
  color: var(--ink);
  transition: border-color .15s, background .15s;
}
.nav-cta:hover { border-color: color-mix(in oklch, var(--blue) 60%, var(--line-2)); background: var(--panel); }
.nav-cta .pulse {
  width: 7px; height: 7px; border-radius: 50%;
  background: var(--green);
  box-shadow: 0 0 0 0 color-mix(in oklch, var(--green) 50%, transparent);
  animation: pulse 2s infinite;
}
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 color-mix(in oklch, var(--green) 55%, transparent); }
  70%  { box-shadow: 0 0 0 8px color-mix(in oklch, var(--green) 0%, transparent); }
  100% { box-shadow: 0 0 0 0 color-mix(in oklch, var(--green) 0%, transparent); }
}
@media (max-width: 720px) { .nav-links { display: none; } }

/* ────── Section scaffolding ────── */
section { position: relative; z-index: 1; }
.section { padding: 72px 0; }
@media (max-width: 720px) { .section { padding: 52px 0; } }

.section-head { max-width: 720px; margin-bottom: 44px; }
.section-tag {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 13px; font-weight: 500;
  color: var(--ink-dim);
  padding: 5px 12px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  margin-bottom: 20px;
}
.section-tag::before { content: ""; width: 5px; height: 5px; border-radius: 50%; background: var(--grad); }
.section-title {
  font-size: clamp(28px, 4vw, 40px);
  font-weight: 700;
  letter-spacing: -0.028em;
  line-height: 1.1;
  margin: 0 0 12px;
  text-wrap: balance;
}
.section-title em { font-style: normal; font-weight: 700; background: var(--grad); -webkit-background-clip: text; background-clip: text; color: transparent; }
.section-lede { font-size: 16px; color: var(--ink-dim); max-width: 620px; margin: 0; text-wrap: pretty; }

/* ────── Boutons ────── */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  font-size: 14px; font-weight: 500;
  padding: 12px 20px;
  border-radius: 8px;
  transition: transform .1s ease, box-shadow .2s, border-color .2s, background .2s;
  border: 1px solid transparent;
  white-space: nowrap;
  letter-spacing: -0.005em;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary {
  background: linear-gradient(180deg, color-mix(in oklch, var(--blue) 90%, white 0%), color-mix(in oklch, var(--blue) 80%, black 10%));
  color: white;
  border-color: color-mix(in oklch, var(--blue) 70%, black);
  box-shadow: 0 1px 0 color-mix(in oklch, var(--blue) 50%, white 30%) inset,
              0 6px 20px -8px color-mix(in oklch, var(--blue) 80%, transparent);
}
.btn-ghost { background: var(--panel); color: var(--ink); border-color: var(--line-2); }
.btn-ghost:hover { border-color: color-mix(in oklch, var(--blue) 40%, var(--line-2)); background: var(--panel-2); }

/* ══════════════ Liste des actus ══════════════ */

.news-filters {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-bottom: 28px;
}
.news-filter {
  font-size: 13px; font-weight: 500;
  color: var(--ink-dim);
  padding: 6px 14px;
  border: 1px solid var(--line-2);
  border-radius: 999px;
  background: color-mix(in oklch, var(--panel) 60%, transparent);
  transition: color .15s, border-color .15s, background .15s;
}
.news-filter:hover { color: var(--ink); border-color: color-mix(in oklch, var(--blue) 45%, var(--line-2)); }
.news-filter[aria-pressed="true"] {
  color: var(--ink);
  border-color: color-mix(in oklch, var(--blue) 55%, var(--line-2));
  background: color-mix(in oklch, var(--blue) 12%, transparent);
}

.news-list {
  border: 1px solid var(--line);
  border-radius: 14px;
  overflow: hidden;
  background: color-mix(in oklch, var(--panel) 40%, transparent);
}
.news-item {
  display: grid;
  grid-template-columns: 96px 1fr auto;
  gap: 24px;
  align-items: start;
  padding: 26px 28px;
  border-bottom: 1px solid var(--line);
  transition: background .2s;
}
.news-item:last-child { border-bottom: 0; }
.news-item:hover { background: color-mix(in oklch, var(--panel-2) 60%, transparent); }
.news-date {
  font-family: var(--mono);
  font-size: 12px;
  color: var(--ink-mute);
  padding-top: 3px;
  white-space: nowrap;
}
.news-body h2, .news-body h3 {
  font-size: 18px; font-weight: 600; letter-spacing: -0.015em;
  margin: 0 0 8px; line-height: 1.3;
}
.news-body h2 a:hover, .news-body h3 a:hover { color: color-mix(in oklch, var(--blue) 75%, var(--ink)); }
.news-body p { font-size: 14px; color: var(--ink-dim); margin: 0 0 12px; line-height: 1.6; }
.news-meta { display: flex; flex-wrap: wrap; gap: 8px; align-items: center; }
.news-read {
  align-self: center;
  font-size: 13px; font-weight: 500;
  color: var(--ink-dim);
  display: inline-flex; align-items: center; gap: 6px;
  white-space: nowrap;
}
.news-item:hover .news-read { color: var(--ink); }

.tag {
  font-family: var(--mono);
  font-size: 11px; font-weight: 500;
  letter-spacing: .01em;
  padding: 4px 10px;
  border-radius: 999px;
  border: 1px solid var(--line-2);
  color: var(--ink-mute);
  background: color-mix(in oklch, var(--panel-2) 60%, transparent);
}
.tag-secu   { color: color-mix(in oklch, var(--warn) 85%, var(--ink)); border-color: color-mix(in oklch, var(--warn) 30%, var(--line-2)); }
.tag-cloud  { color: color-mix(in oklch, var(--blue) 85%, var(--ink)); border-color: color-mix(in oklch, var(--blue) 32%, var(--line-2)); }
.tag-infra  { color: color-mix(in oklch, var(--green) 85%, var(--ink)); border-color: color-mix(in oklch, var(--green) 30%, var(--line-2)); }
.tag-pratique { color: color-mix(in oklch, var(--accent) 85%, var(--ink)); border-color: color-mix(in oklch, var(--accent) 30%, var(--line-2)); }

@media (max-width: 760px) {
  .news-item { grid-template-columns: 1fr; gap: 10px; padding: 22px; }
  .news-read { display: none; }
}

.news-empty {
  padding: 48px 28px;
  text-align: center;
  color: var(--ink-mute);
  font-size: 14px;
}

/* ══════════════ Page article ══════════════ */

.article-head { padding: 56px 0 0; }
.breadcrumb { font-size: 13px; color: var(--ink-mute); margin-bottom: 22px; display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.breadcrumb a { color: var(--ink-dim); }
.breadcrumb a:hover { color: var(--ink); }
.breadcrumb .sep { color: var(--line-2); }

.article-title {
  font-size: clamp(30px, 4.6vw, 44px);
  font-weight: 700;
  letter-spacing: -0.03em;
  line-height: 1.08;
  margin: 0 0 18px;
  text-wrap: balance;
}
.article-lede {
  font-size: 18px;
  color: var(--ink-dim);
  margin: 0 0 24px;
  text-wrap: pretty;
  line-height: 1.6;
}
.article-meta {
  display: flex; flex-wrap: wrap; gap: 10px; align-items: center;
  font-family: var(--mono); font-size: 12px; color: var(--ink-mute);
  padding-bottom: 28px;
  border-bottom: 1px solid var(--line);
}
.article-meta .dot { color: var(--line-2); }

.article-body { padding: 34px 0 8px; font-size: 16.5px; line-height: 1.72; }
.article-body > *:first-child { margin-top: 0; }
.article-body p { margin: 0 0 22px; color: var(--ink-dim); text-wrap: pretty; }
.article-body strong { color: var(--ink); font-weight: 600; }
.article-body h2 {
  font-size: 22px; font-weight: 650; letter-spacing: -0.02em;
  color: var(--ink);
  margin: 42px 0 14px;
  line-height: 1.25;
}
.article-body h3 {
  font-size: 17px; font-weight: 600; letter-spacing: -0.01em;
  color: var(--ink);
  margin: 30px 0 10px;
}
.article-body ul, .article-body ol { margin: 0 0 22px; padding-left: 0; list-style: none; }
.article-body ol { counter-reset: li; }
.article-body li { color: var(--ink-dim); margin-bottom: 9px; padding-left: 24px; position: relative; }
.article-body ul > li::before {
  content: "─"; color: var(--line-2);
  position: absolute; left: 0; top: 0;
}
.article-body ol > li { counter-increment: li; }
.article-body ol > li::before {
  content: counter(li) ".";
  font-family: var(--mono); font-size: 13px;
  color: color-mix(in oklch, var(--blue) 70%, var(--ink));
  position: absolute; left: 0; top: 1px;
}
.article-body a {
  color: color-mix(in oklch, var(--blue) 80%, var(--ink));
  border-bottom: 1px solid color-mix(in oklch, var(--blue) 35%, transparent);
  transition: border-color .15s;
}
.article-body a:hover { border-bottom-color: color-mix(in oklch, var(--blue) 80%, transparent); }
.article-body code {
  font-family: var(--mono); font-size: 0.88em;
  padding: 2px 6px;
  border-radius: 5px;
  border: 1px solid var(--line);
  background: var(--panel-2);
  color: var(--ink);
}
.article-body pre {
  font-family: var(--mono); font-size: 13px;
  padding: 18px 20px;
  border-radius: 10px;
  border: 1px solid var(--line);
  background: var(--panel);
  overflow-x: auto;
  margin: 0 0 22px;
  line-height: 1.6;
}
.article-body pre code { border: 0; background: none; padding: 0; font-size: inherit; }
.article-body blockquote {
  margin: 0 0 22px;
  padding: 4px 0 4px 20px;
  border-left: 2px solid color-mix(in oklch, var(--blue) 50%, var(--line-2));
  color: var(--ink-dim);
  font-style: normal;
}
.article-body hr { border: 0; border-top: 1px solid var(--line); margin: 36px 0; }
.article-body table {
  width: 100%; border-collapse: collapse; margin: 0 0 22px;
  font-size: 14px; display: block; overflow-x: auto;
}
.article-body th, .article-body td {
  padding: 10px 14px; text-align: left;
  border-bottom: 1px solid var(--line);
}
.article-body th { color: var(--ink); font-weight: 600; font-size: 13px; }
.article-body td { color: var(--ink-dim); }

/* Encadré "ce que ça change pour vous" */
.takeaway {
  border: 1px solid color-mix(in oklch, var(--green) 26%, var(--line-2));
  background: color-mix(in oklch, var(--green) 7%, transparent);
  border-radius: 12px;
  padding: 22px 24px;
  margin: 0 0 26px;
}
.takeaway h2, .takeaway h3 {
  font-size: 13px; font-weight: 600;
  letter-spacing: .04em; text-transform: uppercase;
  color: color-mix(in oklch, var(--green) 80%, var(--ink));
  margin: 0 0 12px;
}
.takeaway ul { margin: 0; }
.takeaway li { color: var(--ink-dim); }
.takeaway li::before { color: color-mix(in oklch, var(--green) 60%, var(--line-2)); }

/* Sources */
.sources {
  margin: 40px 0 0;
  padding: 24px 26px;
  border: 1px solid var(--line);
  border-radius: 12px;
  background: color-mix(in oklch, var(--panel) 45%, transparent);
}
.sources h2 {
  font-size: 12px; font-weight: 600;
  letter-spacing: .05em; text-transform: uppercase;
  color: var(--ink-mute);
  margin: 0 0 14px;
}
.sources ol { list-style: none; padding: 0; margin: 0; counter-reset: src; }
.sources li {
  counter-increment: src;
  position: relative;
  padding-left: 28px;
  margin-bottom: 10px;
  font-size: 13.5px;
  color: var(--ink-dim);
}
.sources li:last-child { margin-bottom: 0; }
.sources li::before {
  content: "[" counter(src) "]";
  font-family: var(--mono); font-size: 11px;
  color: var(--ink-mute);
  position: absolute; left: 0; top: 2px;
}
.sources a { color: color-mix(in oklch, var(--blue) 78%, var(--ink)); }
.sources a:hover { text-decoration: underline; }
.sources .pub { color: var(--ink-mute); }

/* Avertissement IA */
.ai-notice {
  margin: 22px 0 0;
  font-size: 12.5px;
  color: var(--ink-mute);
  line-height: 1.6;
  display: flex; gap: 10px; align-items: flex-start;
}
.ai-notice svg { flex-shrink: 0; margin-top: 2px; opacity: .7; }
.ai-notice a { color: var(--ink-dim); border-bottom: 1px solid var(--line-2); }

/* CTA bas d'article */
.article-cta {
  margin: 44px 0 0;
  padding: 30px 32px;
  border: 1px solid var(--line);
  border-radius: 14px;
  background: color-mix(in oklch, var(--panel) 55%, transparent);
  display: flex; align-items: center; justify-content: space-between;
  gap: 24px; flex-wrap: wrap;
}
.article-cta h2 { font-size: 18px; font-weight: 600; letter-spacing: -0.015em; margin: 0 0 6px; }
.article-cta p { font-size: 14px; color: var(--ink-dim); margin: 0; max-width: 460px; }

/* Navigation article suivant/précédent */
.article-nav {
  display: grid; grid-template-columns: 1fr 1fr; gap: 14px;
  margin: 20px 0 0;
}
@media (max-width: 620px) { .article-nav { grid-template-columns: 1fr; } }
.article-nav a {
  border: 1px solid var(--line);
  border-radius: 12px;
  padding: 18px 20px;
  background: color-mix(in oklch, var(--panel) 40%, transparent);
  transition: border-color .15s, background .15s;
}
.article-nav a:hover { border-color: color-mix(in oklch, var(--blue) 40%, var(--line-2)); background: var(--panel); }
.article-nav .dir { font-family: var(--mono); font-size: 11px; color: var(--ink-mute); display: block; margin-bottom: 6px; }
.article-nav .ttl { font-size: 14px; font-weight: 500; color: var(--ink); line-height: 1.4; }
.article-nav .next { text-align: right; }

/* ────── Teaser actus sur la home ────── */
.news-teaser { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0;
  border: 1px solid var(--line); border-radius: 14px; overflow: hidden;
  background: color-mix(in oklch, var(--panel) 40%, transparent); }
.news-teaser .t-item {
  padding: 26px 24px;
  border-right: 1px solid var(--line);
  transition: background .2s;
  display: flex; flex-direction: column; gap: 10px;
}
.news-teaser .t-item:last-child { border-right: 0; }
.news-teaser .t-item:hover { background: color-mix(in oklch, var(--panel-2) 60%, transparent); }
.news-teaser .t-date { font-family: var(--mono); font-size: 11px; color: var(--ink-mute); }
.news-teaser h3 { font-size: 15px; font-weight: 600; letter-spacing: -0.01em; margin: 0; line-height: 1.35; }
.news-teaser p { font-size: 13px; color: var(--ink-dim); margin: 0; line-height: 1.55; }
@media (max-width: 860px) {
  .news-teaser { grid-template-columns: 1fr; }
  .news-teaser .t-item { border-right: 0; border-bottom: 1px solid var(--line); }
  .news-teaser .t-item:last-child { border-bottom: 0; }
}

/* ────── Footer ────── */
footer.footer {
  border-top: 1px solid var(--line);
  padding: 40px 0;
  position: relative; z-index: 1;
  background: color-mix(in oklch, var(--bg) 94%, transparent);
  margin-top: 72px;
}
.footer-inner { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 20px; align-items: center; }
.footer-legal { font-size: 13px; color: var(--ink-mute); }
.footer-legal a { color: var(--ink-dim); margin-left: 18px; }
.footer-legal a:hover { color: var(--ink); }
.footer .brand-logo svg { height: 24px; }

/* ────── Utilitaires ────── */
.reveal { opacity: 0; transform: translateY(12px); transition: opacity .6s ease, transform .6s ease; }
.reveal.in { opacity: 1; transform: none; }
.visually-hidden {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
:where(a, button):focus-visible {
  outline: 2px solid color-mix(in oklch, var(--blue) 80%, transparent);
  outline-offset: 2px;
  border-radius: 6px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; }
}