/* First One Consulting – Blog (Wissen) – shared stylesheet
   Matches the brand system of firstoneconsulting.com / plattform.firstoneconsulting.com:
   Figtree font, Deep Navy background, Burnt Orange accent. */

:root {
  --f1-navy: #0A0D14;
  --f1-navy-raised: #12151d;
  --f1-orange: #CC5804;
  --f1-orange-light: #F7934C;
  --f1-text: #FFFFFF;
  --f1-text-muted: #B4B8C2;
  --f1-border: rgba(255, 255, 255, 0.08);
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--f1-navy);
  color: var(--f1-text);
  font-family: 'Figtree', -apple-system, BlinkMacSystemFont, sans-serif;
  -webkit-font-smoothing: antialiased;
}

body {
  background-image:
    radial-gradient(circle at 0% 0%, rgba(204, 88, 3, 0.28) 0%, transparent 35%),
    radial-gradient(circle at 100% 0%, rgba(204, 88, 3, 0.22) 0%, transparent 35%);
  background-repeat: no-repeat;
}

a { color: inherit; text-decoration: none; }

.f1-skip { position: absolute; left: -9999px; }

/* ---- Top bar ---- */
.f1-topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 1120px;
  margin: 0 auto;
  padding: 28px 24px;
}
.f1-logo img { height: 32px; display: block; }
.f1-topbar-actions { display: flex; align-items: center; gap: 12px; }
.f1-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  border-radius: 100px;
  font-size: 14px;
  font-weight: 600;
  transition: opacity .2s ease, background-color .2s ease;
  white-space: nowrap;
}
.f1-btn--ghost {
  background: transparent;
  border: 1.5px solid rgba(255,255,255,0.25);
  color: var(--f1-text);
}
.f1-btn--ghost:hover { border-color: var(--f1-orange); }
.f1-btn--solid {
  background: var(--f1-orange);
  color: #fff;
  border: 1.5px solid var(--f1-orange);
}
.f1-btn--solid:hover { background: #a84903; }

/* ---- Hero / Page header ---- */
.f1-hero {
  max-width: 820px;
  margin: 0 auto;
  padding: 40px 24px 24px;
  text-align: center;
}
.f1-eyebrow {
  display: inline-block;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--f1-orange-light);
  background: rgba(204, 88, 3, 0.15);
  border: 1px solid rgba(204, 88, 3, 0.35);
  border-radius: 100px;
  padding: 6px 16px;
  margin-bottom: 20px;
}
.f1-hero h1 {
  font-size: clamp(28px, 4vw, 42px);
  line-height: 1.25;
  font-weight: 700;
  letter-spacing: -0.4px;
  margin: 0 0 14px;
}
.f1-hero p {
  font-size: 17px;
  line-height: 1.6;
  color: var(--f1-text-muted);
  margin: 0;
}

/* ---- Blog listing grid ---- */
.f1-grid {
  max-width: 1120px;
  margin: 0 auto;
  padding: 24px 24px 100px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 24px;
}
.f1-card {
  display: flex;
  flex-direction: column;
  background: var(--f1-navy-raised);
  border: 1px solid var(--f1-border);
  border-radius: 16px;
  padding: 28px;
  transition: border-color .2s ease, transform .2s ease;
}
.f1-card:hover { border-color: rgba(204, 88, 3, 0.5); transform: translateY(-2px); }
.f1-card .f1-eyebrow { margin-bottom: 16px; }
.f1-card h2 {
  font-size: 20px;
  font-weight: 700;
  line-height: 1.35;
  margin: 0 0 10px;
}
.f1-card p {
  font-size: 15px;
  line-height: 1.6;
  color: var(--f1-text-muted);
  margin: 0 0 18px;
  flex-grow: 1;
}
.f1-card .f1-meta {
  font-size: 13px;
  color: var(--f1-text-muted);
  margin-bottom: 14px;
}
.f1-card-link {
  font-size: 14px;
  font-weight: 700;
  color: var(--f1-orange-light);
}
.f1-card-link svg { margin-left: 4px; vertical-align: -2px; }

/* ---- Article ---- */
.f1-article {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px 100px;
}
.f1-article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 18px;
  font-size: 13px;
  color: var(--f1-text-muted);
  justify-content: center;
  margin-bottom: 8px;
}
.f1-prose h2 {
  font-size: 24px;
  font-weight: 700;
  letter-spacing: -0.2px;
  margin: 44px 0 16px;
}
.f1-prose h3 {
  font-size: 18px;
  font-weight: 700;
  margin: 28px 0 12px;
  color: var(--f1-orange-light);
}
.f1-prose p {
  font-size: 16px;
  line-height: 1.75;
  color: #D7D9E0;
  margin: 0 0 18px;
}
.f1-prose ul, .f1-prose ol {
  color: #D7D9E0;
  font-size: 16px;
  line-height: 1.75;
  padding-left: 22px;
  margin: 0 0 18px;
}
.f1-prose li { margin-bottom: 8px; }
.f1-prose strong { color: #fff; font-weight: 700; }
.f1-prose hr {
  border: none;
  border-top: 1px solid var(--f1-border);
  margin: 40px 0;
}
.f1-callout {
  background: rgba(204, 88, 3, 0.08);
  border: 1px solid rgba(204, 88, 3, 0.25);
  border-radius: 12px;
  padding: 20px 22px;
  font-size: 15px;
  line-height: 1.7;
  color: #E8E3D9;
  margin: 24px 0;
}
.f1-sources {
  font-size: 13px;
  color: var(--f1-text-muted);
  line-height: 1.7;
}
.f1-disclaimer {
  font-size: 13px;
  color: var(--f1-text-muted);
  line-height: 1.7;
  border-top: 1px solid var(--f1-border);
  padding-top: 20px;
  margin-top: 8px;
}

/* ---- End-of-article CTA ---- */
.f1-cta {
  max-width: 720px;
  margin: 56px auto 0;
  text-align: center;
  background: var(--f1-navy-raised);
  border: 1px solid var(--f1-border);
  border-radius: 16px;
  padding: 40px 32px;
}
.f1-cta h3 { font-size: 20px; margin: 0 0 10px; }
.f1-cta p { font-size: 15px; color: var(--f1-text-muted); margin: 0 0 22px; }

.f1-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 14px;
  color: var(--f1-text-muted);
  margin-bottom: 28px;
}
.f1-back:hover { color: var(--f1-text); }

/* ---- Footer ---- */
.f1-footer {
  border-top: 1px solid var(--f1-border);
  padding: 32px 24px;
}
.f1-footer-inner {
  max-width: 1120px;
  margin: 0 auto;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  font-size: 13px;
  color: var(--f1-text-muted);
}
.f1-footer-links { display: flex; gap: 20px; flex-wrap: wrap; }
.f1-footer-links a:hover { color: var(--f1-text); }

@media (max-width: 640px) {
  .f1-topbar-actions .f1-btn--ghost { display: none; }
}