/* Förner IT Consulting — www.foerner-it.de */

:root {
  --blue: #1a4d8f;
  --blue-dark: #12386b;
  --blue-light: #eaf1fa;
  --text: #1f2937;
  --text-muted: #5b6472;
  --bg: #ffffff;
  --bg-alt: #f6f8fb;
  --border: #e3e8ef;
  --radius: 10px;
  --maxw: 1080px;
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: "Segoe UI", -apple-system, BlinkMacSystemFont, Roboto, "Helvetica Neue", Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.65;
}

.container {
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 24px;
}

/* ---------- Header ---------- */
header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--border);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--blue);
  text-decoration: none;
  letter-spacing: -0.01em;
}

.logo img {
  height: 40px;
  width: auto;
  display: block;
}

.logo span { color: var(--text-muted); font-weight: 500; }

nav ul {
  display: flex;
  gap: 28px;
  list-style: none;
}

nav a {
  color: var(--text);
  text-decoration: none;
  font-size: 0.95rem;
  font-weight: 500;
  padding: 6px 0;
  border-bottom: 2px solid transparent;
  transition: color 0.15s, border-color 0.15s;
}

nav a:hover { color: var(--blue); }
nav a.active { color: var(--blue); border-bottom-color: var(--blue); }

.nav-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.6rem;
  color: var(--blue);
  cursor: pointer;
}

/* ---------- Hero ---------- */
.hero {
  background: linear-gradient(180deg, var(--blue-light) 0%, #ffffff 100%);
  padding: 96px 0 80px;
  text-align: center;
}

.hero h1 {
  font-size: clamp(1.9rem, 4.5vw, 3rem);
  font-weight: 750;
  letter-spacing: -0.02em;
  color: var(--blue-dark);
  max-width: 760px;
  margin: 0 auto 20px;
}

.hero p {
  font-size: 1.15rem;
  color: var(--text-muted);
  max-width: 620px;
  margin: 0 auto 36px;
}

/* ---------- Buttons ---------- */
.btn {
  display: inline-block;
  padding: 13px 30px;
  border-radius: var(--radius);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.btn-primary {
  background: var(--blue);
  color: #fff;
  border: 1px solid var(--blue);
}
.btn-primary:hover { background: var(--blue-dark); }

.btn-secondary {
  background: #fff;
  color: var(--blue);
  border: 1px solid var(--blue);
  margin-left: 12px;
}
.btn-secondary:hover { background: var(--blue-light); }

/* ---------- Sections ---------- */
section { padding: 72px 0; }
section.alt { background: var(--bg-alt); }

.section-title {
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--blue-dark);
  letter-spacing: -0.01em;
  margin-bottom: 8px;
  text-align: center;
}

.section-sub {
  color: var(--text-muted);
  text-align: center;
  max-width: 600px;
  margin: 0 auto 48px;
}

/* ---------- Cards ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 28px;
  transition: box-shadow 0.2s, transform 0.2s;
}

.card:hover {
  box-shadow: 0 8px 24px rgba(26, 77, 143, 0.10);
  transform: translateY(-2px);
}

.card .icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: var(--blue-light);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin-bottom: 18px;
}

.card h3 {
  font-size: 1.15rem;
  margin-bottom: 10px;
  color: var(--blue-dark);
}

.card p { color: var(--text-muted); font-size: 0.95rem; }

/* ---------- Steps / USP ---------- */
.steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
  margin-top: 16px;
}

.step { text-align: center; }

.step .num {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 14px;
}

.step h3 { font-size: 1.05rem; color: var(--blue-dark); margin-bottom: 6px; }
.step p { color: var(--text-muted); font-size: 0.92rem; }

/* ---------- CTA band ---------- */
.cta-band {
  background: var(--blue);
  color: #fff;
  text-align: center;
  padding: 64px 24px;
}

.cta-band h2 { font-size: 1.7rem; margin-bottom: 12px; letter-spacing: -0.01em; }
.cta-band p { color: #d7e3f4; margin-bottom: 28px; }
.cta-band .btn-primary { background: #fff; color: var(--blue); border-color: #fff; }
.cta-band .btn-primary:hover { background: var(--blue-light); }

/* ---------- Content pages ---------- */
.page-head {
  background: var(--blue-light);
  padding: 64px 0 48px;
  text-align: center;
}

.page-head h1 {
  font-size: 2.2rem;
  color: var(--blue-dark);
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}

.page-head p { color: var(--text-muted); max-width: 640px; margin: 0 auto; }

.prose { max-width: 760px; margin: 0 auto; }
.prose h2 { color: var(--blue-dark); font-size: 1.4rem; margin: 40px 0 12px; }
.prose h3 { color: var(--blue-dark); font-size: 1.1rem; margin: 28px 0 8px; }
.prose p { margin-bottom: 14px; }
.prose ul { margin: 0 0 14px 22px; }
.prose li { margin-bottom: 6px; }
.placeholder { background: #fff7e0; padding: 2px 6px; border-radius: 4px; }

/* ---------- Contact ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  align-items: start;
}

.contact-info h2 { color: var(--blue-dark); font-size: 1.3rem; margin-bottom: 16px; }
.contact-info p { color: var(--text-muted); margin-bottom: 20px; }

.contact-item {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
  font-size: 0.98rem;
}

.contact-item .ci-icon {
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: var(--blue-light);
  color: var(--blue);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-item a { color: var(--blue); text-decoration: none; }
.contact-item a:hover { text-decoration: underline; }

form .field { margin-bottom: 18px; }

form label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 6px;
}

form input, form textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid var(--border);
  border-radius: 8px;
  font: inherit;
  background: #fff;
}

form input:focus, form textarea:focus {
  outline: 2px solid var(--blue);
  outline-offset: -1px;
  border-color: var(--blue);
}

.form-note { font-size: 0.82rem; color: var(--text-muted); margin-top: 10px; }

/* ---------- About photo ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 300px 1fr;
  gap: 48px;
  align-items: start;
  max-width: 900px;
  margin: 0 auto;
}

.about-photo {
  position: sticky;
  top: 90px;
}

.about-photo img {
  width: 100%;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  box-shadow: 0 8px 24px rgba(26, 77, 143, 0.10);
}

.about-photo .caption {
  margin-top: 14px;
  text-align: center;
  font-size: 0.9rem;
  color: var(--text-muted);
}

.about-photo .caption strong { display: block; color: var(--blue-dark); font-size: 0.98rem; margin-bottom: 2px; }

@media (max-width: 820px) {
  .about-grid { grid-template-columns: 1fr; }
  .about-photo { position: static; max-width: 280px; margin: 0 auto 8px; }
}

/* ---------- Footer ---------- */
footer {
  background: var(--blue-dark);
  color: #c9d6e8;
  padding: 48px 0 32px;
  font-size: 0.92rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 32px;
}

footer h4 { color: #fff; font-size: 1rem; margin-bottom: 12px; }
footer ul { list-style: none; }
footer li { margin-bottom: 8px; }
footer a { color: #c9d6e8; text-decoration: none; }
footer a:hover { color: #fff; text-decoration: underline; }

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 20px;
  text-align: center;
  font-size: 0.85rem;
  color: #9fb2cc;
}

/* ---------- Responsive ---------- */
@media (max-width: 820px) {
  .nav-toggle { display: block; }

  nav ul {
    display: none;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    padding: 8px 24px 16px;
  }

  nav ul.open { display: flex; }
  nav ul li { padding: 10px 0; }

  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .btn-secondary { margin-left: 0; margin-top: 12px; }
}