/* ============================================================
   HI+AI Solutions — ARTIKEL STYLES
   Version: 2.0 · 2026
   WP:    functions.php (nach hiai-cd_v1.2.css)
   Lokal: <link rel="stylesheet" href="../../src_logos_css_cd/hiai-artikel_v1.0.css">
   Abhängigkeit: hiai-cd_v1.2.css muss vorher geladen sein
   ============================================================ */

/* ══ BASE ══ */
body { background: #f1f5f9; }
.nav-link.active { color: var(--c-blue, #27a3e7) !important; background: rgba(39,163,231,.08) !important; }

/* ══ HERO — weiß, blauer Akzent oben ══ */
.artikel-hero {
  background: #fff;
  border-top: 3px solid var(--c-blue, #27a3e7);
  padding: 52px 2rem 44px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

/* HERO MIT HINTERGRUNDBILD */
.artikel-hero.has-image {
  background-size: cover;
  background-position: center 40%;
  background-repeat: no-repeat;
  padding: 90px 2rem 80px;
}
.artikel-hero.has-image::before {
  content: '';
  position: absolute; inset: 0;
  background: linear-gradient(to bottom, rgba(10,14,28,.78), rgba(10,14,28,.65));
  z-index: 0;
}
.artikel-hero.has-image > * { position: relative; z-index: 1; }
.artikel-hero.has-image .artikel-hero-cat {
  background: rgba(255,255,255,.12);
  color: rgba(255,255,255,.92);
  border-color: rgba(255,255,255,.25);
}
.artikel-hero.has-image h1 { color: #fff; }
.artikel-hero.has-image .artikel-hero-meta { color: rgba(255,255,255,.65); }
.artikel-hero.has-image .artikel-hero-meta i { color: var(--c-blue, #27a3e7); }
.artikel-hero.has-image .artikel-hero-line {
  background: linear-gradient(90deg, var(--c-blue, #27a3e7), var(--c-green, #22c552));
}
.artikel-hero-cat {
  display: inline-flex; align-items: center; gap: .4rem;
  background: #f0f9ff; color: #0284c7;
  font-size: .7rem; font-weight: 700;
  letter-spacing: .1em; text-transform: uppercase;
  padding: 4px 14px; border-radius: 20px;
  margin-bottom: 1.1rem; border: 1px solid #bae6fd;
}
.artikel-hero h1 {
  font-family: var(--f-head, 'Roboto', sans-serif);
  font-weight: 800; font-size: clamp(1.6rem, 4vw, 2.4rem);
  line-height: 1.2; color: #0f172a;
  margin: 0 auto 1rem; letter-spacing: -.03em; max-width: 780px;
}
.artikel-hero-meta {
  display: flex; align-items: center; justify-content: center;
  gap: 1.5rem; font-size: .8rem; color: #94a3b8;
}
.artikel-hero-meta i { color: var(--c-blue, #27a3e7); margin-right: .3rem; }
.artikel-hero-line {
  width: 48px; height: 3px; margin: 1.25rem auto 0;
  background: linear-gradient(90deg, var(--c-blue, #27a3e7), var(--c-green, #22c552));
  border-radius: 2px;
}
.artikel-hero-img {
  display: block; width: 100%; max-width: 860px;
  height: auto; margin: 2rem auto 0;
  border-radius: 12px;
  box-shadow: 0 4px 24px rgba(0,0,0,.1);
}

/* ══ LAYOUT ══ */
.artikel-wrap { max-width: 800px; margin: 0 auto; padding: 44px 2rem 90px; }

/* ══ BODY / PROSE ══ */
.artikel-body { font-family: var(--f-body, 'Open Sans', sans-serif); font-size: .975rem; line-height: 1.85; color: #374151; }
.artikel-body p { margin: 0 0 1rem; }
.artikel-body p:empty { display: none !important; }
.artikel-body h2 {
  font-family: var(--f-head, 'Roboto', sans-serif);
  font-size: 1.35rem; font-weight: 800; color: #0f172a;
  margin: 2.5rem 0 .75rem;
  display: flex; align-items: center; gap: .75rem;
}
.artikel-body h2::before {
  content: ''; display: block; width: 4px; height: 1.35rem;
  background: linear-gradient(180deg, var(--c-blue, #27a3e7), var(--c-green, #22c552));
  border-radius: 2px; flex-shrink: 0;
}
.artikel-body h3 {
  font-family: var(--f-head, 'Roboto', sans-serif);
  font-size: 1.05rem; font-weight: 700; color: #1e293b; margin: 1.75rem 0 .5rem;
}
.artikel-body ul, .artikel-body ol { margin: 0 0 1rem 1.5rem; line-height: 1.8; }
.artikel-body li { margin-bottom: .3rem; }
.artikel-body a { color: #0284c7; text-decoration: none; border-bottom: 1px solid #bae6fd; }
.artikel-body a:hover { color: #0369a1; }
.artikel-body strong { color: #0f172a; font-weight: 700; }
.artikel-body img { max-width: 100%; height: auto; border-radius: 10px; display: block; margin: 1.25rem auto; }

/* ══ TABELLEN ══ */
.artikel-body table, .os-overview-table {
  width: 100%; border-collapse: collapse;
  font-size: .84rem; margin: 1.5rem 0 2rem; border-radius: 12px; overflow: hidden;
  border: 1px solid #e8ecf0; box-shadow: 0 2px 16px rgba(0,0,0,.06);
}
.os-overview-table-wrapper { overflow-x: auto; margin: 1.5rem 0 2rem; border-radius: 12px; box-shadow: 0 2px 16px rgba(0,0,0,.06); }
.os-overview-table-wrapper .os-overview-table { margin: 0; box-shadow: none; border-radius: 0; }
.artikel-body thead tr, .os-overview-table thead tr { background: #1e293b; }
.artikel-body thead th, .os-overview-table thead th {
  padding: 14px 16px; color: rgba(255,255,255,.88); font-weight: 600;
  text-align: left; font-size: .72rem; text-transform: uppercase; letter-spacing: .09em;
}
.artikel-body tbody tr:nth-child(odd), .os-overview-table tbody tr:nth-child(odd) { background: #f8fafc; }
.artikel-body tbody tr:nth-child(even), .os-overview-table tbody tr:nth-child(even) { background: #fff; }
.artikel-body tbody tr:hover, .os-overview-table tbody tr:hover { background: #f0f7ff; }
.artikel-body tbody td, .os-overview-table tbody td {
  padding: 11px 16px; border-bottom: 1px solid #f0f2f5; color: #444; vertical-align: middle; line-height: 1.45;
}
.artikel-body tbody td:first-child, .os-overview-table tbody td:first-child { font-weight: 600; color: #1e293b; }
.artikel-body tbody tr:last-child td, .os-overview-table tbody tr:last-child td { border-bottom: none; }

/* ══ TABELLEN-TAGS ══ */
.os-tag { display: inline-flex; align-items: center; font-size: .72rem; font-weight: 600; padding: 3px 10px; border-radius: 6px; white-space: nowrap; }
.os-tag-type    { background: #f1f5f9; color: #475569; border: 1px solid #e2e8f0; }
.os-tag-license { background: #f1f5f9; color: #475569; border: 1px solid #e2e8f0; }
.os-tag-yes     { background: #f0fdf4; color: #16a34a; border: 1px solid #bbf7d0; font-weight: 700; }

/* ══ OS-TOOL KARTEN ══ */
.os-tool {
  background: #fff; border: 1px solid #e2e8f0; border-radius: 16px;
  margin: 1.75rem 0; overflow: hidden; position: relative;
  box-shadow: 0 2px 12px rgba(0,0,0,.06), 0 1px 3px rgba(0,0,0,.04);
  transition: box-shadow .25s, transform .2s, border-color .2s;
}
.os-tool::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--c-blue,#27a3e7), var(--c-green,#22c552)); z-index: 1;
}
.os-tool:hover { box-shadow: 0 12px 40px rgba(39,163,231,.14), 0 4px 12px rgba(0,0,0,.06); transform: translateY(-3px); border-color: rgba(39,163,231,.3); }
.os-tool > img.tool-logo, .os-tool .tool-logo {
  display: block; max-height: 52px; width: auto; max-width: 220px;
  object-fit: contain; object-position: left center; margin: 22px 22px 0; padding: 0; background: none;
}
.os-tool h3 {
  font-family: var(--f-head,'Roboto',sans-serif);
  font-size: 1.05rem; font-weight: 800; color: #1e293b !important;
  padding: 10px 22px 14px; margin: 0; border-bottom: 1px solid #f1f5f9; letter-spacing: -.01em;
}
.os-tool > p { padding: 0 22px; margin: 0; font-size: .875rem; color: #475569; line-height: 1.75; }
.os-tool > p:first-of-type { padding-top: 14px; }
.os-tool > p:last-of-type  { padding-bottom: 18px; }
.os-tool p strong {
  display: inline; font-weight: 700; font-size: .8rem; color: #333;
  text-transform: none; letter-spacing: 0;
}
.os-tool > ul { list-style: none; margin: 0; padding: 4px 22px 18px; }
.os-tool > ul li { font-size: .875rem; color: #475569; padding: 3px 0; display: flex; align-items: baseline; gap: .4rem; }
.os-tool > ul li::before { content: '→'; color: var(--c-blue,#27a3e7); font-weight: 700; flex-shrink: 0; }
.os-tools-section { margin: 0; padding: 0; }

/* ══ ARTIKEL FOOTER ══ */
.artikel-footer {
  display: flex; align-items: center; justify-content: space-between;
  margin-top: 3rem; padding-top: 1.75rem; border-top: 1px solid #e2e8f0;
  flex-wrap: wrap; gap: 1rem;
}
.artikel-back {
  display: inline-flex; align-items: center; gap: .5rem;
  font-size: .85rem; font-weight: 600; color: #64748b; text-decoration: none; transition: color .15s;
}
.artikel-back:hover { color: var(--c-blue, #27a3e7); }

/* ══ CTA-BAR ══ */
.cta-bar { background: var(--page-color); position: relative; overflow: hidden; padding: 2rem 2.5rem; }
.cta-bar::before { content:''; position:absolute; inset:0; background:repeating-linear-gradient(-55deg,transparent,transparent 18px,rgba(255,255,255,.028) 18px,rgba(255,255,255,.028) 19px); pointer-events:none; }
.cta-bar-inner { max-width:1000px; margin:0 auto; display:flex; align-items:center; justify-content:space-between; gap:2rem; flex-wrap:wrap; position:relative; z-index:1; }
.cta-bar-text h3 { color:#fff; font-size:clamp(1.1rem,2.5vw,1.4rem); margin-bottom:.3rem; }
.cta-bar-text p  { color:rgba(255,255,255,.88); font-size:.9rem; }
.cta-bar-btn { background:#fff; color:var(--page-color); font-family:var(--f-head); font-size:13px; font-weight:800; letter-spacing:.1em; text-transform:uppercase; padding:13px 28px; border-radius:6px; text-decoration:none; white-space:nowrap; flex-shrink:0; transition:opacity .18s; }
.cta-bar-btn:hover { opacity:.88; }

/* ══ RESPONSIVE ══ */
@media (max-width: 640px) {
  .artikel-hero { padding: 40px 1.5rem 36px; }
  .artikel-wrap { padding: 32px 1.5rem 60px; }
  .artikel-hero-meta { gap: 1rem; flex-wrap: wrap; justify-content: center; }
  .os-overview-table-wrapper { margin-left: -1.5rem; margin-right: -1.5rem; padding: 0 1.5rem; }
}

/* ══ TOOL-CARD (lokale Artikel) ══ */
.tool-card {
  background: #fff; border: 1px solid #e2e8f0; border-radius: 16px;
  margin: 1.75rem 0; padding: 0; overflow: hidden; position: relative;
  box-shadow: 0 2px 12px rgba(0,0,0,.06), 0 1px 3px rgba(0,0,0,.04);
  transition: box-shadow .25s, transform .2s, border-color .2s;
}
.tool-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--c-blue,#27a3e7), var(--c-green,#22c552));
}
.tool-card:hover { box-shadow: 0 12px 40px rgba(39,163,231,.14), 0 4px 12px rgba(0,0,0,.06); transform: translateY(-3px); border-color: rgba(39,163,231,.3); }
.tool-card > img.tool-logo, .tool-card .tool-logo {
  display: block; max-height: 52px; width: auto; max-width: 220px;
  object-fit: contain; object-position: left center; margin: 22px 22px 0; background: none;
}
.tool-card h3 {
  font-family: var(--f-head,'Roboto',sans-serif);
  font-size: 1.05rem; font-weight: 800; color: #1e293b;
  padding: 10px 22px 14px; margin: 0; border-bottom: 1px solid #f1f5f9; letter-spacing: -.01em;
}
.tool-card > p, .tool-card p { font-size: .875rem; color: #475569; line-height: 1.75; padding: 0 22px; margin: 0; }
.tool-card > p:first-of-type { padding-top: 14px; }
.tool-card > p:last-of-type  { padding-bottom: 18px; }
.tool-card p strong {
  display: inline; font-weight: 700; font-size: .8rem; color: #333;
  text-transform: none; letter-spacing: 0;
}
.tool-card a { color: #0284c7; text-decoration: none; border-bottom: 1px solid #bae6fd; font-weight: 600; }
.tool-card-meta { display: flex; gap: .4rem; flex-wrap: wrap; padding: 10px 22px 0; }
.tool-tag { font-size: .72rem; font-weight: 600; padding: 3px 10px; border-radius: 6px; background: #f1f5f9; color: #475569; border: 1px solid #e2e8f0; }