/* ===========================
   Grundlayout – Mekong im Nebel
   =========================== */

body {
  margin: 0;
  padding: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: #f5f7f4;          /* Nebelgrau */
  color: #2f3b32;               /* gedämpftes Grün-Grau */
}

/* Container-Helferklasse */
.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* ===========================
   Header & Navigation
   =========================== */

.site-header {
  background: #ffffffcc;        /* leicht transparentes Weiß */
  backdrop-filter: blur(6px);   /* moderner Glas-Effekt */
  border-bottom: 1px solid #d9e2db;
  position: sticky;
  top: 0;
  z-index: 100;
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 64px;
}

.logo a {
  font-size: 1.2rem;
  font-weight: 600;
  color: #2f3b32;
  text-decoration: none;
}

/* Logo-Styling */
.logo a {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 1.4rem;
  font-weight: 500;
  color: #2f3b32;
  text-decoration: none;
  display: inline-flex;
  align-items: baseline;
  gap: 0.35rem;
}

/* tfk – weicher, runder, moderner */
.logo a .tfk {
	font-weight: 600; /* nicht zu fett */ 
	letter-spacing: 0.5px; /* leicht geöffnet */ 
	font-smooth: always; 
	-webkit-font-smoothing: antialiased;
	-moz-osx-font-smoothing: grayscale; 
}

/* Pipe – Akzentfarbe */
.logo a .pipe {
  color: #2a6b4d;
  font-weight: 700;
}

/* systemberatung – leichter, ruhiger */
.logo a .sys {
  font-weight: 400;
  color: #2f3b32;
  letter-spacing: 0.3px;
}


.main-nav ul {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  gap: 1.5rem;
}

.main-nav a {
  color: #2f3b32;
  text-decoration: none;
  font-weight: 500;
  transition: color 0.2s ease;
}

.main-nav a:hover,
.main-nav a.active {
  color: #f4a259;               /* warmes Orange */
}

/* ===========================
   Hero-Bereich
   =========================== */

.hero {
  padding: 6rem 0 4rem;
  text-align: center;
}

.hero h1 {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; 
  font-weight: 600; /* wie das tfk */ 
  letter-spacing: 0.5px; /* leicht geöffnet, wirkt runder */ 
  color: #2f3b32; /* gleiche Grundfarbe wie Logo */ 
  -webkit-font-smoothing: antialiased; 
  -moz-osx-font-smoothing: grayscale; 
}

.hero-sub {
  font-size: 1.1rem;
  color: #6b8f71;
  margin-bottom: 0.5rem;
}

.hero-tagline {
  font-size: 1.2rem;
  font-weight: 500;
  color: #2f3b32;
  margin-bottom: 2rem;
}

/* Logo im Hero-Bereich */
.logo-hero {
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  font-size: 2.6rem;             /* größer als Header */
  font-weight: 600;              /* wie tfk im Header */
  letter-spacing: 0.5px;         /* leicht geöffnet, wirkt runder */
  color: #2f3b32;
  margin: 0 0 0.5rem;
  display: inline-flex;
  align-items: baseline;
  gap: 0.35rem;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* tfk im Hero */
.logo-hero .tfk {
  font-weight: 600;
}

/* Pipe im Hero – mit deiner neuen Farbe */
.logo-hero .pipe {
  color: #2a6b4d;                /* dein Flussgrün */
  font-weight: 700;
}

/* systemberatung im Hero – leichter als tfk */
.logo-hero .sys {
  font-weight: 400;              /* ruhiger, weniger dominant */
  letter-spacing: 0.3px;
}


/* ===========================
   Hauptcontainer
   =========================== */

.main {
  max-width: 720px;
  margin: 4rem auto;
  padding: 2.5rem 2rem;
  background: #ffffff;
  border-radius: 12px;
  border: 1px solid #d9e2db;
  box-shadow: 0 18px 45px rgba(0, 0, 0, 0.08);

  opacity: 0;
  transform: translateY(6px);
  animation: fadeIn 0.6s ease forwards;
  transition: box-shadow 0.25s ease;
}

.main:hover {
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.10);
}

@keyframes fadeIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ===========================
   Typografie & Abstände
   =========================== */

h2 {
  margin-top: 2.2rem;
  margin-bottom: 0.8rem;
  font-size: 1.4rem;
  font-weight: 600;
}

h3 {
  margin-top: 1.8rem;
  margin-bottom: 0.6rem;
  font-size: 1.05rem;
  text-transform
  
  /* ===========================
   Service-Boxen
   =========================== */

.service-box {
  background: #ffffff;
  border: 1px solid #d9e2db;
  border-radius: 12px;
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.05);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.service-box:hover {
  transform: translateY(-4px);
  box-shadow: 0 14px 35px rgba(0, 0, 0, 0.08);
}

.service-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
  color: #6b8f71;
}


/* Kontaktbox */
.contact-box {
  background: #f5f7f4;
  border: 1px solid #d9e2db;
  border-radius: 12px;
  padding: 1.8rem;
  margin: 2rem 0;
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.05);
}