/* RTB-Solutions – Landing Page Michael Lauer
   Keine externen Schriften, kein Tracking (DSGVO). */
:root {
  --navy: #12263f;
  --navy-2: #1a3a5c;
  --gruen: #17765a;
  --gruen-hell: #c9f0e1;
  --sand: #f4f1ec;
  --text: #1f2933;
  --text-2: #52606d;
  --weiss: #ffffff;
  --rand: #e3ded6;
  --max: 1140px;
  --radius: 10px;
  color-scheme: light;
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; }
body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  font-size: 17px;
  line-height: 1.65;
  color: var(--text);
  background: var(--weiss);
  -webkit-text-size-adjust: 100%;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--gruen); }
h1, h2, h3 { line-height: 1.2; color: var(--navy); margin: 0 0 .6em; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); }
h2 { font-size: clamp(1.7rem, 3.4vw, 2.5rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 1em; }
.wrap { max-width: var(--max); margin: 0 auto; padding: 0 20px; }
section { padding: 80px 0; }
.eyebrow { font-size: .8rem; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--gruen); margin-bottom: .8em; }
.lead { font-size: 1.15rem; color: var(--text-2); max-width: 60ch; }

/* Navigation */
.nav { position: sticky; top: 0; z-index: 10; background: rgba(18, 38, 63, .96); backdrop-filter: blur(6px); }
.nav .wrap { display: flex; align-items: center; justify-content: space-between; height: 62px; gap: 16px; }
.marke { color: var(--weiss); text-decoration: none; font-weight: 700; letter-spacing: .02em; white-space: nowrap; }
.marke { display: flex; align-items: center; gap: 12px; }
.marke img { height: 46px; width: auto; display: block; }  /* Logo seit 20.10.2026 */
.marke span { color: var(--gruen-hell); font-weight: 400; border-left: 1px solid rgba(255,255,255,.25); padding-left: 12px; }
@media (max-width: 480px) { .marke span { display: none; } }
.nav ul { list-style: none; display: flex; gap: 22px; margin: 0; padding: 0; }
.nav ul a { color: #d7e3ee; text-decoration: none; font-size: .95rem; }
.nav ul a:hover { color: var(--weiss); }
@media (max-width: 820px) { .nav ul { display: none; } }

/* Buttons */
.btn { display: inline-block; padding: 13px 22px; border-radius: 6px; font-weight: 600; text-decoration: none; border: 2px solid var(--gruen); transition: background .15s, color .15s; }
.btn-voll { background: var(--gruen); color: var(--weiss); }
.btn-voll:hover { background: #125e48; border-color: #125e48; }
.btn-rand { color: var(--weiss); border-color: rgba(255,255,255,.6); }
.btn-rand:hover { background: rgba(255,255,255,.1); }
.btns { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 28px; }

/* Hero */
/* Michael 23.10.2026: Hintergrund läuft rechts in das Anthrazit des Fotos aus, Foto ohne harte Kante */
.hero { background: linear-gradient(100deg, var(--navy) 0%, var(--navy-2) 38%, #16181b 70%, #111214 100%); color: #e6eef5; padding: 70px 0 80px; }
.hero .wrap { display: grid; grid-template-columns: 1.25fr .9fr; gap: 56px; align-items: center; }
.hero h1 { color: var(--weiss); margin-bottom: .2em; }
.hero .claim { font-size: clamp(1.2rem, 2.4vw, 1.6rem); color: var(--gruen-hell); margin-bottom: 1em; }
.hero .rollen { display: flex; flex-wrap: wrap; gap: 8px; margin: 0 0 1.4em; padding: 0; list-style: none; }
.hero .rollen li { border: 1px solid rgba(255,255,255,.25); border-radius: 999px; padding: 4px 14px; font-size: .9rem; }
.hero img {
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 32%, #000 88%, transparent 100%), linear-gradient(180deg, transparent 0, #000 18%, #000 84%, transparent 100%);
  -webkit-mask-composite: source-in;
  mask-image: linear-gradient(90deg, transparent 0, #000 32%, #000 88%, transparent 100%), linear-gradient(180deg, transparent 0, #000 18%, #000 84%, transparent 100%);
  mask-composite: intersect;
}
@media (max-width: 820px) {
  .hero .wrap { grid-template-columns: 1fr; gap: 36px; }
  .hero figure { order: -1; max-width: 220px; justify-self: end; }  /* Michael 16.10.2026: erstes Foto auf dem iPhone rechts */
}
figure { margin: 0; }

/* Release the Brake */
.rtb { background: var(--sand); }
.rtb .wrap { display: grid; grid-template-columns: .8fr 1.2fr; gap: 48px; align-items: start; }
.rtb blockquote { margin: 0; font-size: clamp(1.4rem, 2.6vw, 1.9rem); font-weight: 600; color: var(--navy); border-left: 4px solid var(--gruen); padding-left: 22px; line-height: 1.35; }
@media (max-width: 820px) { .rtb .wrap { grid-template-columns: 1fr; gap: 24px; } }

/* Zwei Spalten mit Bild */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 56px; align-items: center; }
.split.umgekehrt figure { order: 2; }
.split img { border-radius: var(--radius); }
@media (max-width: 820px) {
  .split { grid-template-columns: 1fr; gap: 28px; }
  .split.umgekehrt figure { order: 0; }
  .split img { max-height: 300px; width: 100%; object-fit: cover; object-position: center 25%; }
}

/* Qualifikationen */
.quali { list-style: none; padding: 0; margin: 1.4em 0 0; display: grid; gap: 14px; }
.quali li { display: grid; grid-template-columns: 28px 1fr; gap: 12px; align-items: start; }
.quali svg { width: 24px; height: 24px; color: var(--gruen); margin-top: 3px; }
.quali strong { color: var(--navy); }

/* Karten */
.karten { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-top: 36px; }
.karte { background: var(--weiss); border: 1px solid var(--rand); border-top: 4px solid var(--gruen); border-radius: var(--radius); padding: 24px; }
.karte p { color: var(--text-2); margin: 0; font-size: .97rem; }
@media (max-width: 900px) { .karten { grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px) { .karten { grid-template-columns: 1fr; } }

.coaching { background: var(--sand); }
.hinweis { margin-top: 32px; font-size: .92rem; color: var(--text-2); border-left: 3px solid var(--rand); padding-left: 16px; }

/* Ablauf */
.ablauf { list-style: none; counter-reset: s; padding: 0; margin: 36px 0 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.ablauf li { counter-increment: s; position: relative; padding-top: 52px; }
.ablauf li::before { content: counter(s); position: absolute; top: 0; left: 0; width: 38px; height: 38px; border-radius: 50%; background: var(--navy); color: var(--weiss); display: grid; place-items: center; font-weight: 700; }
.ablauf p { color: var(--text-2); font-size: .95rem; margin: 0; }
@media (max-width: 820px) { .ablauf { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .ablauf { grid-template-columns: 1fr; } }

.formate { display: flex; flex-wrap: wrap; gap: 10px; margin: 18px 0 0; padding: 0; list-style: none; }
.formate li { background: var(--weiss); border: 1px solid var(--rand); border-radius: 999px; padding: 6px 16px; font-size: .93rem; }

/* Training */
.training { background: var(--navy); color: #dbe6f0; }
.training h2, .training h3 { color: var(--weiss); }
.training .eyebrow { color: var(--gruen-hell); }
.training ul { padding-left: 1.1em; }
.training li { margin-bottom: .5em; }

/* KI */
.ki .karte { border-top-color: var(--navy-2); }
.leistungen { display: flex; flex-wrap: wrap; gap: 10px; list-style: none; padding: 0; margin: 20px 0 0; }
.leistungen li { background: var(--gruen-hell); color: var(--navy); border-radius: 6px; padding: 6px 14px; font-weight: 600; font-size: .93rem; }

/* Kontakt */
.kontakt { background: linear-gradient(135deg, var(--navy-2), var(--navy)); color: #e6eef5; text-align: center; }
.kontakt h2 { color: var(--weiss); }
.kontakt .lead { color: #c9d6e2; margin: 0 auto; }
.kontakt .btns { justify-content: center; }
.kontakt .mail { margin-top: 18px; font-size: .95rem; }
.kontakt .mail a { color: var(--gruen-hell); }

/* Fuß */
footer { background: #0c1a2c; color: #93a4b5; font-size: .88rem; padding: 28px 0; }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; }
footer a { color: #c9d6e2; text-decoration: none; margin-left: 18px; }
footer a:first-child { margin-left: 0; }

/* Rechtstexte */
.recht { padding: 56px 0 80px; }
.recht .wrap { max-width: 780px; }
.recht h2 { font-size: 1.3rem; margin-top: 1.8em; }
.platzhalter { background: #fff3b0; padding: 0 4px; border-radius: 3px; }

@media (max-width: 600px) {
  body { font-size: 16px; }
  section { padding: 56px 0; }
  .wrap { padding: 0 16px; }
}

/* ehemals Inline-Stile (CSP ohne 'unsafe-inline') */
.sprite { position: absolute; }
.hero .eyebrow { color: var(--gruen-hell); }
h3.abstand { margin-top: 56px; }
.hinweis p { margin: 0 0 .6em; }

/* Sprachumschalter – auch auf dem Handy sichtbar */
.sprache { color: var(--weiss); text-decoration: none; font-size: .85rem; font-weight: 700; border: 1px solid rgba(255,255,255,.45); border-radius: 4px; padding: 3px 9px; margin-left: auto; }
.nav ul + .sprache { margin-left: 0; }
.sprache:hover { background: rgba(255,255,255,.12); }