:root {
  --dark: rgb(34, 56, 85);          /* #223855 */
  --dark-deep: rgb(24, 40, 62);
  --light: rgb(233, 246, 255);      /* #E9F6FF */
  --light-soft: rgb(245, 250, 255);
  --accent: rgb(233, 246, 255, 0.7);
  --border-light: rgba(34, 56, 85, 0.12);
  --border-dark: rgba(233, 246, 255, 0.15);
  --max-width: 1200px;
  --radius: 4px;
  --shadow: 0 2px 12px rgba(34, 56, 85, 0.08);
  --shadow-lg: 0 8px 30px rgba(34, 56, 85, 0.15);
}

/* ------------ Original
  --color_1: rgba(34,56,85,1); --dark
  --color_5: rgba(233,246,255,1); --light

  --color_2: rgba(72,102,126,1); --possible alternativ dark
  --color_3: rgba(255,255,255,1);
  --color_4: rgba(0,190,242,1);
  --color_6: rgba(81,113,165,1);
 */

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: 'Montserrat', system-ui, -apple-system, sans-serif;
  font-weight: 400;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
  background: var(--light);
  color: var(--dark);
}

h1, h2, h3, h4 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  line-height: 1.25;
  margin-bottom: 1rem;
  letter-spacing: -0.01em;
}

h1 { font-size: clamp(2rem, 5vw, 3.4rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.3rem); }
h3 { font-size: 1.2rem; font-weight: 600; }

p { margin-bottom: 1rem; font-size: 1.1rem}

img { max-width: 100%; height: auto; display: block; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

a { color: inherit; text-decoration: none; transition: opacity .2s; }

/* ---------- Nav Links ---------- */
.nav-links a.active { border-bottom: 0.1rem solid var(--light); padding-bottom: 0.1rem;  }
.nav-links a.active:hover::before { transform: scaleX(0); }

.nav-links a::before {
  content: "";
  position: absolute;
  display: block;
  width: 100%;
  height: .05rem;
  bottom: -0.15rem;
  left: 0;
  background-color: var(--light);
  transform: scaleX(0);
  transform-origin: top left;
  transition: transform 0.3s ease;
}

.nav-links a:hover::before {
  transform: scaleX(1);
}

/* ---------- Color Themes ---------- */
.theme-dark {
  background: var(--dark);
  color: var(--light);
}
.theme-dark h1, .theme-dark h2, .theme-dark h3, .theme-dark h4 { color: var(--light); }

.theme-light {
  background: var(--light);
  color: var(--dark);
}
.theme-light h1, .theme-light h2, .theme-light h3, .theme-light h4 { color: var(--dark); }

/* ---------- Header ---------- */
header {
  position: fixed;
  top: 0; left: 0; right: 0;
  background: rgba(34, 56, 85, 0.97);
  backdrop-filter: blur(10px);
  z-index: 100;
  /*border-bottom: 1px solid var(--border-dark);*/
}

.nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.75rem 1.5rem;
  max-width: var(--max-width);
  margin: 0 auto;
}

.nav-links {
  display: flex;
  gap: 2rem;
  list-style: none;
  font-size: .85rem;
  font-weight: 500;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.nav-links a { position: relative; color: var(--light);}

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  color: var(--light);
}

.logo img {
  height: 60px;
  width: auto;
  filter: brightness(0) invert(1);
}

.menu-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 30px;
  height: 24px;
  position: relative;
}

.menu-toggle span {
  display: block;
  position: absolute;
  height: 2px;
  width: 100%;
  background: var(--light);
  transition: all .3s ease;
}

.menu-toggle span:nth-child(1) { top: 0; }
.menu-toggle span:nth-child(2) { top: 11px; }
.menu-toggle span:nth-child(3) { top: 22px; }

.menu-toggle.open span:nth-child(1) { transform: rotate(45deg); top: 11px; }
.menu-toggle.open span:nth-child(2) { opacity: 0; }
.menu-toggle.open span:nth-child(3) { transform: rotate(-45deg); top: 11px; }

/* ---------- Index Hero ---------- */
.hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  background: var(--light);
  color: var(--dark);
  padding: 7rem 0 3rem;
  position: relative;
  overflow: hidden;
  /*background-image:*/
  /*  linear-gradient(135deg, rgba(34,56,85,0.35) 0%, rgba(34,56,85,0.15) 100%),*/
  /*  url('../img/hg-segeln.jpg');*/
  /*background-size: cover;*/
  /*background-position: center;*/
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 20% 30%, rgba(233,246,255,0.06), transparent 40%),
    radial-gradient(circle at 80% 70%, rgba(233,246,255,0.04), transparent 40%);
  pointer-events: none;
}

.hero .container { position: relative; z-index: 1; }

.hero h1 { margin-bottom: 1.5rem; }
.hero p {
  color: rgba(34, 56, 85, 0.85);
  font-size: 1.3rem;
  max-width: 650px;
  margin-bottom: 2.5rem;
  font-weight: 300;
}

/* Page Hero (kompakter als Startseite) - Coaches */
.page-hero {
  padding: 9rem 0 5rem;
  background-color: var(--dark);
  background-image:
    linear-gradient(135deg, rgba(34,56,85,0.85) 0%, rgba(34,56,85,0.65) 100%),
    url('../img/hg-segeln.jpg');
  background-size: cover;
  background-position: center;
  color: var(--light);
  text-align: center;
}
.page-hero h1 { margin-bottom: 1rem; }
.page-hero p {
  max-width: 700px; margin: 0 auto;
  color: rgba(233, 246, 255, 0.9);
  font-weight: 300; font-size: 1.1rem;
}

/* ---------- Breadcrumb ---------- */

.breadcrumb {
  font-size: .8rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 1.5rem;
  opacity: 0.7;
}
.breadcrumb a:hover { opacity: 0.5; }

/* ---------- Button ---------- */

.btn-light {
  display: inline-block;
  padding: 0.95rem 2.4rem;
  background: var(--light);
  color: var(--dark);
  font-family: 'Montserrat', sans-serif;
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: all .3s ease;
  border: 2px solid var(--light);
  cursor: pointer;
}

.btn-light:hover {
  background: transparent;
  color: var(--light);
  opacity: 1;
}

.btn-dark {
  display: inline-block;
  padding: 0.95rem 2.4rem;
  background: var(--dark);
  color: var(--light);
  font-family: 'Montserrat', sans-serif;
  font-size: .85rem;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  border-radius: var(--radius);
  transition: all .3s ease;
  border: 2px solid var(--dark);
  cursor: pointer;
}

.btn-dark:hover {
  background: transparent;
  color: var(--dark);
  opacity: 1;
}

.btn-outline {
  background: transparent;
  color: var(--light);
}

.btn-outline:hover { background: var(--light); color: var(--dark); }

.btn-dark-outline {
  background: transparent;
  color: var(--dark);
  border: 2px solid var(--dark);
}

.btn-dark-outline:hover { background: var(--dark); color: var(--light); }

.theme-light .btn {
  background: var(--dark);
  color: var(--light);
  border-color: var(--dark);
}
.theme-light .btn:hover { background: transparent; color: var(--dark); }

/* ---------- Sections ---------- */
section { padding: 5rem 0; }

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 3.5rem;
}

.eyebrow {
  font-family: 'Montserrat', sans-serif;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: 3px;
  text-transform: uppercase;
  margin-bottom: 1rem;
  display: block;
  opacity: 0.7;
}

/* ---------- About / Grid ---------- */
.grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-image {
  aspect-ratio: 4/5;
  background: var(--dark);
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem;
  box-shadow: var(--shadow-lg);
}

.about-image img {
  max-width: 70%;
  filter: brightness(0) invert(1);
}

/* ---------- Cards ---------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--light);
  color: var(--dark);
  padding: 2.5rem 2rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  transition: transform .3s ease, box-shadow .3s ease;
  border-top: 3px solid var(--dark);
}

.theme-dark .service-card {
  background: rgba(233,246,255,0.06);
  color: var(--light);
  border-top-color: var(--light);
  box-shadow: none;
  border: 1px solid var(--border-dark);
  border-top: 3px solid var(--light);
}

.theme-dark .service-card h3 { color: var(--light); }
.theme-dark .service-card p { color: rgba(233,246,255,0.85); }

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.service-icon {
  width: 56px;
  height: 56px;
  background: var(--dark);
  color: var(--light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.2rem;
  font-weight: 600;
}

.theme-dark .service-icon {
  background: var(--light);
  color: var(--dark);
}

/* ---------- Coaches ---------- */
.intro {
  max-width: 780px;
  margin: 0 auto;
  text-align: center;
}
.intro p { font-size: 1.05rem; }

/* Coaches Grid */
.coaches-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2.5rem;
  margin-top: 3rem;
}

.coach-card {
  background: var(--light);
  color: var(--dark);
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow);
  transition: transform .3s ease, box-shadow .3s ease;
  display: flex;
  flex-direction: column;
}
.coach-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); }

.theme-dark .coach-card {
  background: rgba(233,246,255,0.06);
  color: var(--light);
  border: 1px solid var(--border-dark);
  box-shadow: none;
}
.theme-dark .coach-card h3 { color: var(--light); }

.coach-portrait {
  aspect-ratio: 4/5;
  background: var(--dark);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--light);
  font-size: 3.5rem;
  font-weight: 300;
  letter-spacing: 2px;
  position: relative;
  overflow: hidden;
}
.coach-portrait::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 0%, rgba(233,246,255,0.08) 100%);
}

.coach-body { padding: 2rem 1.75rem; flex: 1; display: flex; flex-direction: column; }
.coach-role {
  font-size: .75rem; font-weight: 600;
  letter-spacing: 2px; text-transform: uppercase;
  opacity: 0.6;
  margin-bottom: 0.5rem;
  display: block;
}
.coach-card h3 { margin-bottom: 1rem; }
.coach-card p { font-size: .95rem; }

.coach-focus {
  list-style: none;
  margin-top: auto;
  padding-top: 1.25rem;
  border-top: 1px solid rgba(34,56,85,0.1);
}
.theme-dark .coach-focus { border-top-color: var(--border-dark); }
.coach-focus li {
  font-size: .8rem;
  padding: 0.25rem 0;
  opacity: 0.8;
}
.coach-focus li::before {
  content: '— ';
  opacity: 0.5;
}

/* ---------- Contact ---------- */
.contact-wrapper {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
}

form { display: flex; flex-direction: column; gap: 1rem; }

label {
  font-family: 'Montserrat', sans-serif;
  font-size: .8rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: .35rem;
  display: block;
}

input, textarea {
  width: 100%;
  padding: .9rem 1rem;
  border: 1px solid rgba(34, 56, 85,0.25);
  border-radius: var(--radius);
  font-family: 'Montserrat', sans-serif;
  font-size: .95rem;
  background: rgba(34, 56, 85,0.05);
  color: var(--dark);
  transition: border-color .2s, background .2s;
}

input::placeholder, textarea::placeholder { color: rgba(34, 56, 85,0.4); }

input:focus, textarea:focus {
  outline: none;
  border-color: var(--dark);
  background: rgba(34, 56, 85,0.1);
}

textarea { resize: vertical; min-height: 140px; }

.contact-info ul {
  list-style: none;
  margin-top: 1.5rem;
}

.contact-info li {
  padding: .85rem 0;
  border-bottom: 1px solid var(--border-dark);
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.contact-info strong {
  min-width: 90px;
  font-size: .75rem;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  opacity: 0.7;
}

/* ---------- Footer ---------- */
footer {
  background: var(--dark);
  color: var(--light);
  padding: 3.5rem 0 1.5rem;
  font-size: .9rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2rem;
}

footer h4 {
  color: var(--light);
  font-size: .95rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

footer a { position: relative; color: var(--light); opacity: 0.75; }
footer a:hover { color: var(--light); opacity: 1; }
footer a::before {
  content: "";
  position: absolute;
  display: block;
  width: 100%;
  height: .05rem;
  bottom: 0;
  left: 0;
  background-color: var(--light);
  transform: scaleX(0);
  transform-origin: top left;
  transition: transform 0.3s ease;
}
footer a:hover::before {
  transform: scaleX(1);
}

footer .logo a::before { transform: scaleX(0); }

footer ul { list-style: none; }
footer ul li { padding: .3rem 0; }

footer .logo img { height: 50px; margin-bottom: 1rem; text-decoration: none;}

.footer-bottom {
  border-top: 1px solid var(--border-dark);
  padding-top: 1.5rem;
  text-align: center;
  font-size: .8rem;
  color: rgba(233, 246, 255, 0.5);
}

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .grid-2, .contact-wrapper { grid-template-columns: 1fr; gap: 2.5rem; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 700px) {
  .menu-toggle { display: block; }

  .nav-links {
    position: fixed;
    top: 72px;
    left: 0; right: 0;
    background: var(--dark);
    flex-direction: column;
    padding: 2rem;
    gap: 1.5rem;
    transform: translateY(-150%);
    transition: transform .3s ease;
    border-bottom: 1px solid var(--border-dark);
  }

  .nav-links.open { transform: translateY(0); }

  section { padding: 3.5rem 0; }
  .hero { padding: 6rem 0 3rem; min-height: auto; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
  .logo img { height: 40px; }

  .btn + .btn { margin-left: 0; margin-top: 1rem; }
}

/* Fade-in */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .8s ease, transform .8s ease;
}
.fade-in.visible { opacity: 1; transform: translateY(0); }