:root {
  --bg-main: #0f172a;
  --bg-card: #111827;
  --bg-side: #020617;

  --text-main: #e5e7eb;
  --text-muted: #9ca3af;

  --accent: #38bdf8;
  --accent-hover: #0ea5e9;

  --accent-gold: #fbbf24;
  --accent-warm: #f87171;

  --border-soft: rgba(148,163,184,.14);
  --shadow-soft: 0 10px 25px rgba(0,0,0,.25);
  --radius: 12px;
}

* { box-sizing: border-box; }

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--bg-main);
  color: var(--text-main);
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.65;
  text-rendering: optimizeLegibility;
}

/* Utils */
.mobile-only { display: none; }
.desktop-only { display: block; }

/* -----------------------------------
   Linkit + fokus
----------------------------------- */
a {
  color: var(--accent);
  text-decoration: none;
  text-underline-offset: .18em;
}
a:hover { text-decoration: underline; }

a:focus-visible,
button:focus-visible,
input:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
  border-radius: 8px;
}

/* -----------------------------------
   Layout
----------------------------------- */
.wrap {
  max-width: 1000px;
  margin: 0 auto;
  padding: 1.5rem;
  display: grid;
  grid-template-columns: minmax(0, 3fr) minmax(260px, 1fr);
  gap: 1.5rem;
}
main { grid-column: 1; }
aside { grid-column: 2; }

/* -----------------------------------
   Header
----------------------------------- */
header {
  grid-column: 1 / -1;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: .75rem;
  margin-bottom: .75rem;
}

header h1 {
  margin: 0;
  font-size: 1.85rem;
  letter-spacing: -.01em;
}
header h1 a {
  color: var(--text-main);
  text-decoration: none;
}
header .meta {
  font-size: .95rem;
  color: var(--text-muted);
  max-width: 60ch;
}

.searchbox {
  display: flex;
  gap: .5rem;
  align-items: center;
}
.searchbox input[type=text] {
  padding: .45rem .7rem;
  border-radius: 999px;
  border: 1px solid rgba(148,163,184,.18);
  background: #020617;
  color: var(--text-main);
  min-width: 220px;
}
.searchbox input::placeholder {
  color: rgba(148,163,184,.75);
}
.searchbox button {
  padding: .45rem 1rem;
  border-radius: 999px;
  border: none;
  background: var(--accent);
  color: #0f172a;
  font-weight: 700;
  cursor: pointer;
}
.searchbox button:hover { background: var(--accent-hover); }

/* -----------------------------------
   Breadcrumbs
----------------------------------- */
.breadcrumbs {
  grid-column: 1 / -1;
  font-size: .85rem;
  color: var(--text-muted);
  margin: -.25rem 0 .75rem 0;
}
.breadcrumbs span + span::before {
  content: "›";
  margin: 0 .5rem;
  color: rgba(148,163,184,.55);
}
.breadcrumbs a {
  color: rgba(229,231,235,.92);
}

/* -----------------------------------
   Article
----------------------------------- */
article {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 1.5rem 1.75rem;
  border: 1px solid var(--border-soft);
  box-shadow: var(--shadow-soft);
}

article h1 {
  margin-top: 0;
  font-size: 1.7rem;
  line-height: 1.25;
  letter-spacing: -.01em;
}

/* H2: vaalea + kultainen aksenttiviiva */
article h2 {
  margin-top: 1.8rem;
  padding-left: .6rem;
  border-left: 3px solid rgba(251,191,36,.75);
  color: rgba(229,231,235,.96);
  letter-spacing: -.005em;
}

/* Alatasot neutraalit */
article h3,
article h4 {
  margin-top: 1.35rem;
  color: rgba(229,231,235,.92);
}

.ingress {
  font-size: 1.05rem;
  color: rgba(203,213,245,.95);
  margin-bottom: 1rem;
}

.content {
  font-size: 1.02rem;
}
.content p { margin: .85rem 0; }

.content ul,
.content ol {
  margin: .8rem 0 .8rem 1.15rem;
}
.content li { margin: .35rem 0; }

.content blockquote {
  margin: 1rem 0;
  padding: .75rem 1rem;
  border-left: 4px solid rgba(251,191,36,.75);
  background: rgba(30,41,59,.55);
  border-radius: 10px;
}

.content code {
  font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
  background: rgba(2,6,23,.7);
  border: 1px solid rgba(148,163,184,.12);
  padding: .12rem .35rem;
  border-radius: 8px;
  font-size: .95em;
}

/* Hakukorostus */
mark {
  background: rgba(56,189,248,.22);
  color: var(--text-main);
  padding: 0 .2em;
  border-radius: 6px;
}

/* Meta */
.meta-line {
  font-size: .85rem;
  color: var(--text-muted);
  margin-top: .6rem;
}

/* -----------------------------------
   Listaukset
----------------------------------- */
.article-list .article-card {
  background: var(--bg-card);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
  border: 1px solid var(--border-soft);
  transition: transform .12s ease, border-color .12s ease;
}
.article-list .article-card:hover {
  transform: translateY(-1px);
  border-color: rgba(56,189,248,.25);
}
.article-card h2 {
  margin: .1rem 0 .25rem 0;
  font-size: 1.22rem;
}
.article-card p {
  margin: .25rem 0 .45rem 0;
  line-height: 1.55;
}

/* Tagit */
.tags, .cats {
  font-size: .82rem;
  margin-top: .45rem;
}
.tags a, .cats a {
  margin-right: .4rem;
}

/* -----------------------------------
   TOC
----------------------------------- */
.toc-box {
  margin: 1rem 0 1.25rem 0;
  padding: .9rem 1rem;
  border-radius: var(--radius);
  background: rgba(2,6,23,.55);
  border: 1px solid rgba(148,163,184,.14);
}
.toc-box strong {
  display: block;
  margin-bottom: .5rem;
}
.toc-box ul {
  margin: .35rem 0 0 1rem;
}
.toc-box li { margin: .25rem 0; }
.toc-box a {
  color: rgba(229,231,235,.92);
}
.toc-box a:hover { color: var(--accent); }

/* -----------------------------------
   Related
----------------------------------- */
.related { margin-top: 1rem; }
.related h3 { margin: 1.25rem 0 .75rem 0; }
.related-list { display: grid; gap: .8rem; }

/* -----------------------------------
   Sidebar
----------------------------------- */
aside .box {
  background: var(--bg-side);
  border-radius: var(--radius);
  padding: 1rem 1.25rem;
  margin-bottom: 1rem;
  border: 1px solid rgba(148,163,184,.10);
}
aside .box h3 {
  margin-top: 0;
  font-size: 1rem;
}
.catlist a,
.taglist a {
  display: inline-block;
  margin: 0 .35rem .35rem 0;
  padding: .18rem .55rem;
  border-radius: 999px;
  background: rgba(17,24,39,.85);
  border: 1px solid rgba(148,163,184,.12);
}
.catlist a:hover,
.taglist a:hover {
  border-color: rgba(56,189,248,.25);
  text-decoration: none;
}

/* -----------------------------------
   Notices
----------------------------------- */
.notice-info {
  background: #0c4a6e;
  border-left: 4px solid var(--accent);
  padding: .7rem .95rem;
  border-radius: 10px;
  margin: 1rem 0;
}
.notice-warning {
  background: #3b0b0f;
  border-left: 4px solid var(--accent-warm);
  padding: .7rem .95rem;
  border-radius: 10px;
  margin: 1rem 0;
}
.notice-quote {
  background: #1e293b;
  border-left: 4px solid var(--accent-gold);
  padding: .7rem .95rem;
  border-radius: 10px;
  font-style: italic;
  margin: 1rem 0;
}

/* -----------------------------------
   Footer debug
----------------------------------- */
.footer-time {
  font-size: 11px;
  color: #64748b;
  margin: 1rem auto;
  text-align: right;
  max-width: 1000px;
}

/* -----------------------------------
   Responsive
----------------------------------- */
@media (max-width: 800px) {
  .wrap {
    grid-template-columns: 1fr;
    padding: 1rem;
  }

  main { order: 1; }

  /* TÄMÄ on se muutos: sivupalkki pois mobiilissa */
  aside { display: none; }

  header {
    flex-direction: column;
    align-items: flex-start;
  }

  .searchbox {
    width: 100%;
  }
  .searchbox input {
    flex: 1;
    min-width: 0;
  }

  article {
    padding: 1.2rem 1.1rem;
  }

  .mobile-only { display: block; }
  .desktop-only { display: none; }
}

/* -----------------------------------
   Print (tulostus / Save as PDF)
----------------------------------- */
@media print {

  :root {
    --bg-main: #ffffff;
    --bg-card: #ffffff;
    --bg-side: #ffffff;
    --text-main: #111827;
    --text-muted: #4b5563;
    --accent: #111827;
    --accent-hover: #111827;
    --accent-gold: #111827;
    --accent-warm: #111827;
  }

  html, body {
    background: #fff !important;
    color: #111 !important;
  }

  header,
  aside,
  .searchbox,
  .breadcrumbs,
  .tags,
  .related,
  .footer-time,
  .profile-box,
  .mobile-cats,
  noscript,
  script {
    display: none !important;
  }

  .wrap {
    max-width: none;
    padding: 0 !important;
    margin: 0 !important;
    display: block !important;
  }

  main {
    display: block !important;
    width: 100% !important;
  }

  article {
    box-shadow: none !important;
    border: none !important;
    border-radius: 0 !important;
    padding: 0 !important;
    background: #fff !important;
  }

  article h1 {
    font-size: 20pt !important;
    margin: 0 0 10pt 0 !important;
    color: #000 !important;
  }

  article h2 {
    font-size: 14pt !important;
    margin: 16pt 0 8pt 0 !important;
    padding-left: 0 !important;
    border-left: none !important;
    border-bottom: 1px solid #ddd !important;
    padding-bottom: 4pt !important;
    color: #000 !important;
  }

  article h3 {
    font-size: 12pt !important;
    margin: 14pt 0 6pt 0 !important;
    color: #000 !important;
  }

  .ingress {
    color: #111 !important;
    font-size: 11.5pt !important;
    margin: 0 0 10pt 0 !important;
  }

  .content {
    font-size: 11pt !important;
    line-height: 1.45 !important;
    color: #111 !important;
  }

  .meta-line {
    font-size: 9.5pt !important;
    color: #555 !important;
    margin: 0 0 12pt 0 !important;
  }

  .toc-box {
    background: transparent !important;
    border: 1px solid #ddd !important;
    padding: 8pt 10pt !important;
    border-radius: 0 !important;
    margin: 0 0 12pt 0 !important;
    page-break-inside: avoid !important;
  }
  .toc-box a {
    color: #000 !important;
    text-decoration: none !important;
  }

  .notice-info,
  .notice-warning,
  .notice-quote {
    background: transparent !important;
    border: 1px solid #ddd !important;
    border-left-width: 4px !important;
    color: #111 !important;
    box-shadow: none !important;
    page-break-inside: avoid !important;
  }

  a, a:visited {
    color: #000 !important;
    text-decoration: underline !important;
  }
  a[href^="http"]:after {
    content: " (" attr(href) ")";
    font-size: 9pt;
    color: #444;
    word-break: break-all;
  }
  a[href^="#"]:after {
    content: "" !important;
  }

  mark {
    background: transparent !important;
    padding: 0 !important;
    border-radius: 0 !important;
    text-decoration: underline !important;
  }

  h1, h2, h3, h4 {
    page-break-after: avoid !important;
    page-break-inside: avoid !important;
  }
  p, ul, ol {
    orphans: 3;
    widows: 3;
  }

  @page {
    margin: 14mm;
  }
}