/* ============================================================
   Wolf Marine – Landing Page
   Layout & Struktur 1:1 aus dem Template übernommen.
   Individualisiert: Farben (Kunden-CI), Bilder, Icons, Styles.

   CI W. Wolf GmbH:
     Primär       #003781
     Sekundär     #0387ce
     Conversion   #ffeb03
   ============================================================ */

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

:root {
  /* Kunden-CI */
  --primary:      #003781;   /* Primärfarbe – tiefes Marineblau */
  --primary-dark: #002a63;   /* dunklere Variante für Verläufe */
  --primary-deep: #001f4a;   /* fast-schwarzes Navy */
  --secondary:    #0387ce;   /* Sekundärfarbe – helles Blau */
  --secondary-lt: #35a7e6;   /* Sekundär, aufgehellt (Dark-Mode-Lesbarkeit) */
  --secondary-dk: #0670a8;   /* Sekundär, gedimmt */
  --convert:      #ffeb03;   /* Conversion Color – Gelb */
  --convert-dk:   #e6d300;   /* Conversion, hover */

  /* ─── DARK MODE – Neutralflächen ───
     Das Drama des Meeres setzt sich nach unten fort:
     tiefes Schwarz-Navy mit dezenten Blautönen. */
  --abyss:        #030711;   /* tiefste Fläche – "die Tiefe" */
  --surface:      #071120;   /* Basis-Section (dunkles Navy) */
  --surface-alt:  #0b1a2e;   /* wechselnde Section, etwas heller */
  --surface-2:    #0f2338;   /* Karten-Oberfläche */
  --ink:          #eaf1fb;   /* heller Fließtext */
  --ink-soft:     #9fb2ca;   /* gedämpfter heller Text */
  --border:       #1c3049;   /* dezente Kante auf dunkel */
  --white:        #ffffff;

  /* ─── Glasmorphism ───
     Transluzente Flächen mit Blur; feine Lichtkante oben,
     Schatten unten – wirkt wie Glas über der Meerestiefe. */
  --glass-bg:        rgba(18, 34, 56, 0.45);   /* Standard-Glasfläche */
  --glass-bg-strong: rgba(10, 20, 36, 0.62);   /* dichteres Glas (Header/Booking) */
  --glass-border:    rgba(120, 170, 220, 0.18);/* heller Glasrand */
  --glass-highlight: rgba(255, 255, 255, 0.06);/* Lichtkante oben */
  --glass-blur:      16px;
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', sans-serif;
  background: var(--abyss);
  color: var(--ink);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ─── NAV ─── */
nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: var(--glass-bg-strong);
  -webkit-backdrop-filter: blur(18px) saturate(140%);
          backdrop-filter: blur(18px) saturate(140%);
  border-bottom: 1px solid var(--glass-border);
  box-shadow: 0 1px 0 var(--glass-highlight) inset, 0 8px 32px rgba(0,0,0,0.35);
  padding: 0 5%;
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.nav-logo { display: flex; align-items: center; text-decoration: none; }
.nav-logo img { height: 34px; width: auto; display: block; filter: brightness(0) invert(1); }
.nav-cta {
  background: var(--convert);
  color: var(--primary);
  font-weight: 700; font-size: 0.85rem;
  letter-spacing: 0.05em;
  padding: 10px 22px;
  border: none; border-radius: 2px;
  cursor: pointer; text-decoration: none;
  transition: background 0.2s, transform 0.1s;
  text-transform: uppercase;
}
.nav-cta:hover { background: var(--convert-dk); transform: translateY(-1px); }

/* ─── HERO ─── */
.hero {
  min-height: 100vh;
  background:
    linear-gradient(to bottom, rgba(3,7,17,0.35) 0%, rgba(3,7,17,0.15) 30%, rgba(3,7,17,0.55) 70%, var(--abyss) 100%),
    linear-gradient(105deg, rgba(3,7,17,0.65) 0%, rgba(3,7,17,0.10) 55%, rgba(3,7,17,0.30) 100%),
    url('../img/hero-meer.jpg') center/cover no-repeat;
  display: flex; align-items: center;
  padding: 120px 5% 80px;
  position: relative;
}
.hero::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 4px;
  background: var(--convert);
}
.hero-inner { max-width: 760px; }
.hero-badge {
  position: relative;
  display: inline-flex; align-items: center; gap: 8px;
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(10px);
          backdrop-filter: blur(10px);
  border: 1px solid var(--glass-border);
  box-shadow: 0 1px 0 var(--glass-highlight) inset;
  color: #eaf5ff;
  font-size: 0.78rem; font-weight: 600;
  letter-spacing: 0.12em; text-transform: uppercase;
  padding: 6px 14px; border-radius: 100px;
  margin-bottom: 28px;
}
.hero-badge::before {
  content: '';
  position: relative;
  width: 8px; height: 8px; border-radius: 50%;
  background: var(--convert);
  box-shadow: 0 0 8px rgba(255,235,3,0.8);
  animation: sonar-core 2.4s ease-in-out infinite;
}
/* Sonar-Ping: ausbreitender Ring um den Dot */
.hero-badge::after {
  content: '';
  position: absolute;
  left: 14px;               /* = padding-left, deckt sich mit dem Dot */
  top: 50%;
  width: 8px; height: 8px;
  margin-top: -4px;
  border-radius: 50%;
  background: var(--convert);
  pointer-events: none;
  animation: sonar-ping 2.4s ease-out infinite;
}
@keyframes sonar-ping {
  0%   { transform: scale(1);   opacity: 0.7; }
  70%  { transform: scale(4.5); opacity: 0;   }
  100% { transform: scale(4.5); opacity: 0;   }
}
@keyframes sonar-core {
  0%, 100% { box-shadow: 0 0 6px rgba(255,235,3,0.6); }
  50%      { box-shadow: 0 0 14px rgba(255,235,3,1); }
}
@media (prefers-reduced-motion: reduce) {
  .hero-badge::before { animation: none; }
  .hero-badge::after  { animation: none; opacity: 0; }
}
h1 {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(2.4rem, 5.5vw, 4.2rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: 0.01em;
  margin-bottom: 24px;
  text-transform: uppercase;
  color: var(--white);
}
h1 em { color: var(--convert); font-style: normal; }
.hero-sub {
  font-size: 1.15rem; font-weight: 400;
  color: rgba(255,255,255,0.82);
  max-width: 580px;
  margin-bottom: 40px;
  line-height: 1.7;
}
.hero-cta-group { display: flex; gap: 16px; flex-wrap: wrap; align-items: center; }
.btn-primary {
  background: var(--convert);
  color: var(--primary);
  font-weight: 800; font-size: 0.95rem;
  letter-spacing: 0.06em; text-transform: uppercase;
  padding: 16px 36px; border: none; border-radius: 2px;
  cursor: pointer; text-decoration: none;
  transition: all 0.2s;
  display: inline-block;
}
.btn-primary:hover { background: var(--convert-dk); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(255,235,3,0.35); }
.btn-secondary {
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(var(--glass-blur));
          backdrop-filter: blur(var(--glass-blur));
  color: var(--white);
  font-weight: 600; font-size: 0.9rem;
  letter-spacing: 0.04em;
  padding: 15px 28px;
  border: 1px solid var(--glass-border);
  border-radius: 2px;
  box-shadow: 0 1px 0 var(--glass-highlight) inset, 0 8px 24px rgba(0,0,0,0.25);
  cursor: pointer; text-decoration: none;
  transition: all 0.2s;
  display: inline-block;
}
.btn-secondary:hover {
  border-color: rgba(255,235,3,0.6);
  color: var(--convert);
  background: rgba(18,34,56,0.62);
  transform: translateY(-2px);
}
.hero-stats {
  display: flex; gap: 40px; flex-wrap: wrap;
  margin-top: 56px;
  padding-top: 40px;
  border-top: 1px solid rgba(255,255,255,0.15);
}
.stat-num {
  font-family: 'Oswald', sans-serif;
  font-size: 2.2rem; font-weight: 700;
  color: var(--convert);
  line-height: 1;
}
.stat-label { font-size: 0.8rem; color: rgba(255,255,255,0.65); letter-spacing: 0.06em; text-transform: uppercase; margin-top: 4px; }

/* ─── SECTION BASE ─── */
section { padding: 90px 5%; }
.section-label {
  font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.18em; text-transform: uppercase;
  color: var(--secondary-lt);
  margin-bottom: 14px;
}
h2 {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  font-weight: 700; text-transform: uppercase;
  line-height: 1.1;
  margin-bottom: 20px;
  color: var(--white);
}
h2 em { color: var(--secondary-lt); font-style: normal; }
.section-intro {
  font-size: 1.05rem; color: var(--ink-soft);
  max-width: 620px; line-height: 1.75;
  margin-bottom: 56px;
}

/* ─── PROBLEM ─── */
.problem-section { background: var(--surface-alt); }
.problem-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 2px;
  margin-top: 48px;
}
.problem-card {
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(var(--glass-blur));
          backdrop-filter: blur(var(--glass-blur));
  padding: 36px 32px;
  border-top: 3px solid transparent;
  border: 1px solid var(--glass-border);
  box-shadow: 0 1px 0 var(--glass-highlight) inset;
  transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
}
.problem-card:hover { border-top-color: var(--secondary); box-shadow: 0 1px 0 var(--glass-highlight) inset, 0 12px 30px rgba(0,0,0,0.45); transform: translateY(-2px); }
.problem-icon { width: 44px; height: 44px; color: var(--secondary); margin-bottom: 16px; }
.problem-icon svg { width: 100%; height: 100%; }
.problem-card h3 {
  font-family: 'Oswald', sans-serif;
  font-size: 1.1rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.04em;
  margin-bottom: 10px;
  color: var(--primary);
}
.problem-card p { font-size: 0.9rem; color: var(--ink-soft); line-height: 1.65; }

/* ─── SOLUTION ─── */
.solution-section { background: var(--surface); }
.solution-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
@media (max-width: 768px) { .solution-grid { grid-template-columns: 1fr; } }
.solution-visual {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  border: 1px solid rgba(3,135,206,0.35);
  border-radius: 4px;
  padding: 48px 40px;
  position: relative;
  overflow: hidden;
}
.solution-visual::before {
  content: 'µ';
  position: absolute; right: -10px; bottom: -30px;
  font-family: 'Oswald', sans-serif;
  font-size: 14rem; font-weight: 900;
  color: rgba(3,135,206,0.14);
  line-height: 1;
  pointer-events: none;
}
.solution-visual h3 {
  font-family: 'Oswald', sans-serif;
  font-size: 1.5rem; font-weight: 700;
  text-transform: uppercase;
  color: var(--convert);
  margin-bottom: 24px;
}
.check-list { list-style: none; display: flex; flex-direction: column; gap: 14px; position: relative; z-index: 1; }
.check-list li {
  display: flex; gap: 12px; align-items: flex-start;
  font-size: 0.95rem; color: rgba(255,255,255,0.92);
}
.check-list li::before {
  content: '';
  width: 18px; height: 18px; flex-shrink: 0; margin-top: 1px;
  border-radius: 50%;
  background: var(--convert);
  -webkit-mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23000' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/72% no-repeat;
          mask: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24'%3E%3Cpath fill='%23000' d='M9 16.2 4.8 12l-1.4 1.4L9 19 21 7l-1.4-1.4z'/%3E%3C/svg%3E") center/72% no-repeat;
}
.solution-text h2 { margin-bottom: 16px; }
.solution-text p { font-size: 0.95rem; color: var(--ink-soft); line-height: 1.75; margin-bottom: 16px; }

/* ─── LEISTUNGEN ─── */
.leistungen-section { background: var(--surface-alt); }
.leistungen-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 2px;
  margin-top: 48px;
}
.leistung-card {
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(var(--glass-blur));
          backdrop-filter: blur(var(--glass-blur));
  padding: 40px 28px;
  position: relative;
  border: 1px solid var(--glass-border);
  box-shadow: 0 1px 0 var(--glass-highlight) inset;
  transition: box-shadow 0.2s, transform 0.2s;
}
.leistung-card:hover { box-shadow: 0 1px 0 var(--glass-highlight) inset, 0 12px 30px rgba(0,0,0,0.45); transform: translateY(-2px); }
.leistung-num {
  font-family: 'Oswald', sans-serif;
  font-size: 3rem; font-weight: 900;
  color: rgba(3,135,206,0.18);
  line-height: 1;
  margin-bottom: 12px;
}
.leistung-card h3 {
  font-family: 'Oswald', sans-serif;
  font-size: 1.05rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.04em;
  margin-bottom: 10px;
  color: var(--primary);
}
.leistung-card p { font-size: 0.88rem; color: var(--ink-soft); line-height: 1.65; }
.leistung-card::after {
  content: '';
  position: absolute; bottom: 0; left: 0; right: 0; height: 2px;
  background: var(--secondary);
  transform: scaleX(0);
  transition: transform 0.3s;
}
.leistung-card:hover::after { transform: scaleX(1); }

/* ─── LEADMAGNET ─── */
.leadmagnet-section {
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-deep) 100%);
  border-top: 4px solid var(--convert);
  border-bottom: 4px solid var(--convert);
}
.leadmagnet-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  max-width: 1100px;
  margin: 0 auto;
}
@media (max-width: 768px) { .leadmagnet-inner { grid-template-columns: 1fr; } }
.workpaper-mockup {
  background: var(--white);
  border-radius: 4px;
  padding: 40px 36px;
  color: var(--ink);
  box-shadow: 0 24px 60px rgba(0,0,0,0.35);
  position: relative;
}
.workpaper-mockup::before {
  content: 'WORKPAPER';
  position: absolute; top: 0; left: 0; right: 0;
  background: var(--convert);
  color: var(--primary);
  font-size: 0.7rem; font-weight: 800;
  letter-spacing: 0.2em; text-align: center;
  padding: 6px;
}
.workpaper-mockup .wp-logo {
  display: flex; align-items: center; gap: 12px;
  margin-top: 28px;
  margin-bottom: 20px;
}
.workpaper-mockup .wp-logo img { height: 26px; width: auto; }
.workpaper-mockup .wp-logo-tag {
  font-family: 'Oswald', sans-serif;
  font-size: 0.72rem; font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase;
  color: var(--secondary);
  padding-left: 12px;
  border-left: 1px solid var(--border);
}
.workpaper-mockup h4 {
  font-family: 'Oswald', sans-serif;
  font-size: 1.15rem; font-weight: 700;
  color: var(--primary);
  text-transform: uppercase;
  line-height: 1.3;
  margin-bottom: 16px;
}
.workpaper-mockup .wp-line {
  height: 8px; background: #e8edf3; border-radius: 4px;
  margin-bottom: 8px;
}
.workpaper-mockup .wp-line.short { width: 70%; }
.workpaper-mockup .wp-line.shorter { width: 50%; }
.workpaper-mockup .wp-divider {
  height: 2px; background: var(--convert);
  margin: 20px 0;
}
.workpaper-mockup .wp-topics { list-style: none; margin-top: 16px; }
.workpaper-mockup .wp-topics li {
  font-size: 0.82rem; color: #444;
  padding: 6px 0;
  border-bottom: 1px solid #f0f0f0;
  display: flex; align-items: center; gap: 8px;
}
.workpaper-mockup .wp-topics li::before {
  content: '→';
  color: var(--secondary);
  font-weight: 700;
}
.leadmagnet-text .section-label { color: var(--convert); }
.leadmagnet-text h2 { color: var(--white); }
.leadmagnet-text p { font-size: 0.95rem; color: rgba(255,255,255,0.8); line-height: 1.75; margin-bottom: 20px; }
.leadmagnet-form { margin-top: 28px; display: flex; flex-direction: column; gap: 12px; }
.leadmagnet-form input {
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.25);
  color: var(--white);
  padding: 14px 18px;
  font-size: 0.95rem;
  border-radius: 2px;
  outline: none;
  transition: border-color 0.2s;
  font-family: 'Inter', sans-serif;
}
.leadmagnet-form input::placeholder { color: rgba(255,255,255,0.5); }
.leadmagnet-form input:focus { border-color: var(--convert); }
.leadmagnet-form .btn-primary { width: 100%; text-align: center; padding: 16px; }
.form-note { font-size: 0.75rem; color: rgba(255,255,255,0.5); margin-top: 4px; }

/* ─── PROZESS ─── */
.prozess-section { background: var(--surface); }
.prozess-steps {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0;
  margin-top: 56px;
  position: relative;
}
.prozess-step {
  padding: 40px 28px;
  border-left: 1px solid var(--border);
  position: relative;
}
.prozess-step:first-child { border-left: none; }
.step-num {
  font-family: 'Oswald', sans-serif;
  font-size: 0.75rem; font-weight: 700;
  letter-spacing: 0.15em; text-transform: uppercase;
  color: var(--secondary);
  margin-bottom: 16px;
}
.prozess-step h3 {
  font-family: 'Oswald', sans-serif;
  font-size: 1.05rem; font-weight: 600;
  text-transform: uppercase;
  margin-bottom: 10px;
  color: var(--primary);
}
.prozess-step p { font-size: 0.88rem; color: var(--ink-soft); line-height: 1.65; }

/* ─── TRUST ─── */
.trust-section { background: var(--surface-alt); }
.trust-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 2px;
  margin-top: 48px;
}
.trust-card {
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(var(--glass-blur));
          backdrop-filter: blur(var(--glass-blur));
  padding: 36px 28px;
  text-align: center;
  border: 1px solid var(--glass-border);
  box-shadow: 0 1px 0 var(--glass-highlight) inset;
}
.trust-icon { width: 48px; height: 48px; margin: 0 auto 12px; color: var(--secondary); }
.trust-icon svg { width: 100%; height: 100%; }
.trust-card h3 {
  font-family: 'Oswald', sans-serif;
  font-size: 1rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.04em;
  margin-bottom: 8px;
  color: var(--primary);
}
.trust-card p { font-size: 0.85rem; color: var(--ink-soft); line-height: 1.6; }

/* ─── CTA SECTION ─── */
.cta-section {
  background: var(--convert);
  padding: 80px 5%;
  text-align: center;
}
.cta-section h2 {
  color: var(--primary);
  font-size: clamp(1.8rem, 3.5vw, 2.8rem);
  margin-bottom: 16px;
}
.cta-section p { color: rgba(0,31,74,0.78); font-size: 1.05rem; margin-bottom: 36px; max-width: 560px; margin-left: auto; margin-right: auto; }
.btn-dark {
  background: var(--primary);
  color: var(--white);
  font-weight: 800; font-size: 1rem;
  letter-spacing: 0.06em; text-transform: uppercase;
  padding: 18px 44px; border: none; border-radius: 2px;
  cursor: pointer; text-decoration: none;
  display: inline-block;
  transition: all 0.2s;
}
.btn-dark:hover { background: var(--primary-deep); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,31,74,0.3); }
.cta-sub { margin-top: 16px; font-size: 0.85rem; color: rgba(0,31,74,0.6); }

/* ─── KONTAKT / BOOKING ─── */
.booking-section { background: var(--surface); padding: 90px 5%; }
.booking-inner {
  max-width: 700px; margin: 0 auto; text-align: center;
}
.booking-inner h2 { margin-bottom: 16px; }
.booking-inner p { color: var(--ink-soft); font-size: 1rem; margin-bottom: 40px; }
.booking-card {
  background: var(--glass-bg-strong);
  -webkit-backdrop-filter: blur(var(--glass-blur));
          backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-top: 3px solid var(--convert);
  border-radius: 4px;
  box-shadow: 0 1px 0 var(--glass-highlight) inset, 0 24px 60px rgba(0,0,0,0.4);
  padding: 48px 40px;
}
.contact-person {
  display: flex; align-items: center; gap: 20px;
  margin-bottom: 32px;
  text-align: left;
}
.contact-avatar {
  width: 64px; height: 64px;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-family: 'Oswald', sans-serif;
  font-size: 1.4rem; font-weight: 700;
  color: var(--white);
  flex-shrink: 0;
}
.contact-info h4 {
  font-family: 'Oswald', sans-serif;
  font-size: 1.1rem; font-weight: 600;
  text-transform: uppercase;
  color: var(--primary);
}
.contact-info p { font-size: 0.85rem; color: var(--ink-soft); }
.booking-form { display: flex; flex-direction: column; gap: 12px; text-align: left; }
.booking-form input, .booking-form select, .booking-form textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  color: var(--ink);
  padding: 14px 18px;
  font-size: 0.95rem;
  border-radius: 2px;
  outline: none;
  transition: border-color 0.2s;
  font-family: 'Inter', sans-serif;
}
.booking-form select option { background: var(--surface-2); color: var(--ink); }
.booking-form textarea { min-height: 100px; resize: vertical; }
.booking-form input::placeholder, .booking-form textarea::placeholder { color: #6c7f97; }
.booking-form input:focus, .booking-form select:focus, .booking-form textarea:focus { border-color: var(--secondary); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }
.booking-form .btn-primary { width: 100%; text-align: center; padding: 18px; font-size: 1rem; margin-top: 8px; }

/* ─── FOOTER ─── */
footer {
  background: var(--primary-deep);
  border-top: 1px solid var(--primary-dark);
  padding: 40px 5%;
  display: flex; align-items: center; justify-content: space-between;
  flex-wrap: wrap; gap: 20px;
}
.footer-logo img { height: 30px; width: auto; display: block; filter: brightness(0) invert(1); }
.footer-links { display: flex; gap: 20px; }
footer p { font-size: 0.8rem; color: rgba(255,255,255,0.6); }
footer a { color: rgba(255,255,255,0.6); text-decoration: none; font-size: 0.8rem; }
footer p a, footer a:hover { color: var(--convert); }

/* ─── STICKY CTA BAR (mobile) ─── */
.sticky-bar {
  display: none;
  position: fixed; bottom: 0; left: 0; right: 0; z-index: 99;
  background: var(--convert);
  padding: 14px 5%;
  text-align: center;
}
.sticky-bar a {
  color: var(--primary);
  font-weight: 800; font-size: 0.95rem;
  letter-spacing: 0.06em; text-transform: uppercase;
  text-decoration: none;
}
@media (max-width: 640px) { .sticky-bar { display: block; } }

/* ─── ANIMATIONS ─── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}
.hero-inner > * { animation: fadeUp 0.7s ease both; }
.hero-inner > *:nth-child(1) { animation-delay: 0.1s; }
.hero-inner > *:nth-child(2) { animation-delay: 0.25s; }
.hero-inner > *:nth-child(3) { animation-delay: 0.4s; }
.hero-inner > *:nth-child(4) { animation-delay: 0.55s; }
.hero-inner > *:nth-child(5) { animation-delay: 0.7s; }

/* ─── RESPONSIVE ─── */
@media (max-width: 768px) {
  section { padding: 60px 5%; }
  .hero { padding: 100px 5% 60px; }
  .hero-stats { gap: 24px; }
  .prozess-step { border-left: none; border-top: 1px solid var(--border); }
  .prozess-step:first-child { border-top: none; }
}

/* ─── SCHLÜSSELKOMPONENTE (Wellen) ─── */
.shaft-section {
  background: linear-gradient(160deg, var(--primary-deep) 0%, var(--primary) 100%);
  padding: 90px 5%;
  border-top: 4px solid var(--convert);
}
.shaft-inner {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 60px;
  align-items: center;
}
@media (max-width: 900px) { .shaft-inner { grid-template-columns: 1fr; } }
.shaft-text .section-label { color: var(--convert); }
.shaft-text h2 { color: var(--white); }
.shaft-text h2 em { color: var(--secondary); }
.shaft-text p { font-size: 0.95rem; color: rgba(255,255,255,0.8); line-height: 1.75; margin-bottom: 14px; }
.shaft-specs {
  list-style: none;
  margin-top: 20px;
  border-top: 1px solid rgba(255,255,255,0.15);
}
.shaft-specs li {
  display: flex; justify-content: space-between; align-items: center;
  padding: 10px 0;
  border-bottom: 1px solid rgba(255,255,255,0.15);
  font-size: 0.88rem;
}
.spec-key { color: rgba(255,255,255,0.6); letter-spacing: 0.04em; }
.spec-val { color: var(--convert); font-weight: 600; font-family: 'Oswald', sans-serif; letter-spacing: 0.04em; }
.shaft-visual-wrap {
  position: relative;
  background:
    radial-gradient(120% 120% at 50% 0%, rgba(3,135,206,0.22) 0%, rgba(0,31,74,0) 60%),
    var(--glass-bg);
  -webkit-backdrop-filter: blur(var(--glass-blur));
          backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  box-shadow: 0 1px 0 var(--glass-highlight) inset;
  border-radius: 4px;
  overflow: hidden;
  min-height: 420px;
  display: flex; align-items: center; justify-content: center;
  padding: 40px;
}
.shaft-visual-label {
  position: absolute; top: 14px; left: 50%; transform: translateX(-50%);
  font-size: 0.72rem; color: rgba(255,255,255,0.5);
  letter-spacing: 0.1em; text-transform: uppercase;
  z-index: 5; pointer-events: none;
}
.shaft-visual-img {
  max-width: 100%; max-height: 340px; height: auto;
  filter: drop-shadow(0 24px 40px rgba(0,0,0,0.5));
}
.shaft-annotations { position: absolute; inset: 0; pointer-events: none; }
.annot { position: absolute; display: flex; align-items: center; gap: 6px; }
.annot-dot {
  width: 8px; height: 8px;
  background: var(--convert);
  border-radius: 50%;
  flex-shrink: 0;
  box-shadow: 0 0 8px rgba(255,235,3,0.7);
  animation: pulse 2s ease-in-out infinite;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 8px rgba(255,235,3,0.7); }
  50% { box-shadow: 0 0 16px rgba(255,235,3,1); }
}
.annot-line { width: 24px; height: 1px; background: rgba(255,235,3,0.5); flex-shrink: 0; }
.annot-text {
  font-size: 0.72rem; color: rgba(255,255,255,0.9);
  line-height: 1.4;
  background: rgba(0,31,74,0.85);
  padding: 4px 8px;
  border-radius: 2px;
  border-left: 2px solid var(--convert);
  white-space: nowrap;
}
.annot-text small { color: rgba(255,255,255,0.6); font-size: 0.65rem; }

/* ─── MATERIALDOKUMENTATION ─── */
.matdoc-section {
  background: var(--surface-alt);
  padding: 90px 5%;
}
.matdoc-flow {
  display: flex;
  align-items: flex-start;
  gap: 0;
  margin-top: 48px;
  flex-wrap: wrap;
}
.matdoc-step {
  flex: 1; min-width: 160px;
  background: var(--glass-bg);
  -webkit-backdrop-filter: blur(var(--glass-blur));
          backdrop-filter: blur(var(--glass-blur));
  padding: 28px 20px;
  position: relative;
  border: 1px solid var(--glass-border);
  border-top: 3px solid var(--secondary);
  box-shadow: 0 1px 0 var(--glass-highlight) inset;
}
.matdoc-icon { width: 34px; height: 34px; color: var(--secondary); margin-bottom: 8px; }
.matdoc-icon svg { width: 100%; height: 100%; }
.matdoc-num {
  font-family: 'Oswald', sans-serif;
  font-size: 2.5rem; font-weight: 900;
  color: rgba(3,135,206,0.14);
  line-height: 1;
  position: absolute; top: 12px; right: 14px;
}
.matdoc-step h3 {
  font-family: 'Oswald', sans-serif;
  font-size: 1rem; font-weight: 600;
  text-transform: uppercase; letter-spacing: 0.04em;
  margin-bottom: 8px;
  color: var(--primary);
}
.matdoc-step p { font-size: 0.82rem; color: var(--ink-soft); line-height: 1.6; margin-bottom: 14px; }
.matdoc-badge {
  display: inline-block;
  background: rgba(3,135,206,0.10);
  border: 1px solid rgba(3,135,206,0.35);
  color: var(--secondary-dk);
  font-size: 0.68rem; font-weight: 700;
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 4px 10px; border-radius: 2px;
}
.matdoc-arrow {
  display: flex; align-items: center; justify-content: center;
  color: var(--secondary);
  font-size: 1.4rem;
  padding: 0 4px;
  align-self: center;
  flex-shrink: 0;
}
@media (max-width: 900px) {
  .matdoc-flow { flex-direction: column; }
  .matdoc-arrow { transform: rotate(90deg); align-self: flex-start; margin-left: 40px; }
  .matdoc-step { width: 100%; }
}
.matdoc-callout {
  margin-top: 32px;
  background: linear-gradient(135deg, var(--primary), var(--primary-deep));
  border-left: 4px solid var(--convert);
  padding: 24px 28px;
  display: flex; gap: 16px; align-items: flex-start;
  border-radius: 2px;
}
.matdoc-callout-icon { width: 34px; height: 34px; color: var(--convert); flex-shrink: 0; }
.matdoc-callout-icon svg { width: 100%; height: 100%; }
.matdoc-callout strong { color: var(--convert); display: block; margin-bottom: 6px; font-family: 'Oswald', sans-serif; font-size: 1rem; letter-spacing: 0.04em; text-transform: uppercase; }
.matdoc-callout div { font-size: 0.9rem; color: rgba(255,255,255,0.82); line-height: 1.7; }

/* ============================================================
   DARK MODE – Kontrast-Overrides
   Überschriften auf den nun dunklen Karten/Sektionen aufhellen.
   Elemente auf gelbem/weißem Grund (CTA-Banner, Workpaper-Mockup)
   behalten bewusst ihr dunkles Blau.
   ============================================================ */
.problem-card h3,
.leistung-card h3,
.prozess-step h3,
.trust-card h3,
.matdoc-step h3,
.contact-info h4 {
  color: var(--white);
}
.matdoc-badge { color: var(--secondary-lt); }