/* Benjamin Dums - Website. Statisch, ohne externe Abhängigkeiten. */

:root {
  --ink: #1c2430;
  --ink-soft: #4b5665;
  --bg: #ffffff;
  --bg-alt: #f4f7fa;
  --accent: #14608f;      /* Seeblau */
  --accent-dark: #0e4a70;
  --accent-soft: #e3eef6;
  --line: #dde4ec;
  --ok: #1f9d55;
  --radius: 10px;
  --shadow: 0 1px 3px rgba(28, 36, 48, 0.08), 0 4px 16px rgba(28, 36, 48, 0.06);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--bg);
}

main { flex: 1 0 auto; }
.site-footer { flex-shrink: 0; }

.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.narrow { max-width: 760px; }

h1, h2, h3 { line-height: 1.25; margin: 0 0 0.6em; }
h1 { font-size: clamp(1.9rem, 4.5vw, 2.7rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.5rem, 3vw, 1.9rem); letter-spacing: -0.01em; }
h3 { font-size: 1.12rem; }
p { margin: 0 0 1em; }
a { color: var(--accent); }
a:hover { color: var(--accent-dark); }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 10;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid var(--line);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 60px; }
.brand { font-weight: 700; font-size: 1.05rem; }
.site-nav { display: flex; gap: 22px; align-items: center; }
.site-nav a { text-decoration: none; color: var(--ink-soft); font-size: 0.95rem; }
.site-nav a:hover { color: var(--accent-dark); }
.nav-cta {
  color: #fff !important; background: var(--accent);
  padding: 7px 16px; border-radius: 999px;
}
.nav-cta:hover { background: var(--accent-dark); }

/* Hero */
.hero { padding: 72px 0 80px; background: linear-gradient(180deg, var(--bg-alt), var(--bg)); }
.hero-inner { display: grid; grid-template-columns: minmax(0, 1fr) 300px; gap: 56px; align-items: center; }
.availability {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: 0.88rem; color: var(--ink-soft);
  background: #fff; border: 1px solid var(--line); border-radius: 999px;
  padding: 5px 14px; margin-bottom: 22px;
}
.availability .dot { width: 9px; height: 9px; border-radius: 50%; background: var(--ok); }
.subtitle { font-size: 1.15rem; font-weight: 600; color: var(--accent); margin: -0.2em 0 0.9em; }
.lead { font-size: 1.08rem; color: var(--ink-soft); max-width: 40em; }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; margin-top: 26px; }
.btn {
  display: inline-block; text-decoration: none; border-radius: 8px;
  padding: 12px 22px; font-weight: 600; font-size: 0.98rem;
}
.btn-primary { background: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-dark); color: #fff; }
.btn-secondary { background: #fff; color: var(--accent-dark); border: 1px solid var(--line); }
.btn-secondary:hover { border-color: var(--accent); }
.hero-photo img {
  width: 100%; height: auto; border-radius: 16px; box-shadow: var(--shadow); display: block;
}

/* Sections */
.section { padding: 72px 0; }
.section-alt { background: var(--bg-alt); }
.section-lead { color: var(--ink-soft); max-width: 46em; margin-bottom: 2em; }

/* Cards */
.cards { display: grid; gap: 22px; margin: 0 0 28px; }
.cards-3 { grid-template-columns: repeat(3, 1fr); }
.cards-2 { grid-template-columns: repeat(2, 1fr); }
.card {
  background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 26px 26px 20px; box-shadow: var(--shadow);
}
.card h3 { color: var(--accent-dark); }
.card p:last-child { margin-bottom: 0; }
.project .meta { font-size: 0.88rem; color: var(--ink-soft); border-top: 1px solid var(--line); padding-top: 12px; }

/* KI-Band */
.ai-band {
  background: var(--accent-soft); border-left: 4px solid var(--accent);
  border-radius: 0 var(--radius) var(--radius) 0;
  padding: 22px 26px; margin-bottom: 26px;
}
.ai-band h3 { margin-bottom: 0.4em; }
.ai-band p { margin: 0; }

.tech-line { font-size: 0.92rem; color: var(--ink-soft); text-align: center; margin: 0; }

/* Zitate */
.quotes { display: grid; grid-template-columns: repeat(2, 1fr); gap: 22px; margin: 34px 0 10px; }
.quotes blockquote {
  margin: 0; background: #fff; border: 1px solid var(--line); border-radius: var(--radius);
  padding: 24px 26px; box-shadow: var(--shadow); font-style: italic;
}
.quotes footer { margin-top: 10px; font-style: normal; font-size: 0.88rem; color: var(--ink-soft); }
.more-link { text-align: center; margin: 24px 0 0; color: var(--ink-soft); }

/* Kontakt */
.section-contact { background: var(--ink); color: #e8edf3; }
.section-contact h2 { color: #fff; }
.section-contact a { color: #9fc9e8; }
.section-contact a:hover { color: #c9e2f4; }
.contact-list { list-style: none; padding: 0; margin: 1.4em 0 0; display: grid; gap: 8px; font-size: 1.05rem; }

/* Footer */
.site-footer { background: #131a24; color: #8b96a5; font-size: 0.88rem; }
.footer-inner { display: flex; justify-content: space-between; gap: 16px; padding: 20px 0; flex-wrap: wrap; }
.site-footer a { color: #aeb9c8; text-decoration: none; margin-left: 18px; }
.site-footer a:hover { color: #fff; }

/* Unterseiten (Impressum/Datenschutz) */
.page { padding: 56px 0 72px; }
.page h1 { font-size: 1.8rem; }

/* Responsive */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 36px; }
  .hero-photo { order: -1; }
  .hero-photo img { width: 200px; }
  .cards-3, .cards-2, .quotes { grid-template-columns: 1fr; }
}
@media (max-width: 640px) {
  .site-nav a:not(.nav-cta) { display: none; }
  .section { padding: 56px 0; }
}