/* ---------------------------------------------
   BigFoot -- Design Tokens & Structural CSS
   --------------------------------------------- */
:root {
  /* Colors -- kräftiges Grün (Wachstum / Clubkasse) */
  --color-primary: #1f8a4c;
  --color-primary-light: #34b06a;
  --color-primary-dark: #166b3a;
  --color-accent: #f2a93b;

  --color-bg: #f7f8f5;
  --color-bg-alt: #ffffff;
  --color-text: #1f2522;
  --color-text-muted: #5c665e;
  --color-border: #e2e6e0;

  /* Typography */
  --font-heading: 'Outfit', system-ui, sans-serif;
  --font-body: 'Inter', system-ui, sans-serif;

  /* Layout */
  --max-width: 1200px;

  /* ── Standard Tokens (auto-injected) ── */
  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;
  --space-xs: 0.25rem;
  --space-sm: 0.5rem;
  --space-md: 1rem;
  --space-lg: 1.5rem;
  --space-xl: 2rem;
  --space-2xl: 3rem;
  --space-3xl: 4rem;
  --space-4xl: 6rem;
  --radius-default: 4px;
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --radius-xl: 16px;
  --radius-full: 9999px;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 30px rgba(0, 0, 0, 0.12);
  --shadow-xl: 0 20px 40px rgba(0, 0, 0, 0.15);
}

html { scroll-behavior: smooth; }

/* -- Keyframes -- */
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-10px); }
}
.float { animation: float 4s cubic-bezier(0.45, 0, 0.55, 1) infinite; }

/* -- Scroll Reveal -- */
[data-reveal] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
[data-reveal].is-visible {
  opacity: 1;
  transform: translateY(0);
}

[data-reveal-stagger] > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
[data-reveal-stagger].is-visible > *:nth-child(1) { transition-delay: 0ms; }
[data-reveal-stagger].is-visible > *:nth-child(2) { transition-delay: 120ms; }
[data-reveal-stagger].is-visible > *:nth-child(3) { transition-delay: 240ms; }
[data-reveal-stagger].is-visible > *:nth-child(4) { transition-delay: 360ms; }
[data-reveal-stagger].is-visible > * { opacity: 1; transform: translateY(0); }

/* -- Navigation -- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 10000;
  background-color: rgba(247, 248, 245, 0.85);
  backdrop-filter: blur(10px);
  transition: box-shadow 0.3s ease, background-color 0.3s ease;
  border-bottom: 1px solid rgba(226, 230, 224, 0.6);
}
.site-header.is-scrolled {
  box-shadow: 0 4px 20px rgba(31, 37, 34, 0.06);
  background-color: rgba(247, 248, 245, 0.96);
}
.nav-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0.85rem 1.5rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}
.nav-logo { text-decoration: none; flex-shrink: 0; }
.nav-link {
  font-family: var(--font-heading);
  font-weight: 500;
  font-size: 0.95rem;
  color: var(--color-text);
  text-decoration: none;
  position: relative;
  padding: 0.25rem 0;
  transition: color 0.2s cubic-bezier(0.33, 1, 0.68, 1);
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: -2px;
  width: 0; height: 2px;
  background-color: var(--color-primary);
  transition: width 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.nav-link:hover { color: var(--color-primary); }
.nav-link:hover::after,
.nav-link[aria-current="page"]::after { width: 100%; }
.nav-link[aria-current="page"] { color: var(--color-primary); }

.nav-cta {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.92rem;
  background-color: var(--color-primary);
  color: #fff;
  padding: 0.6rem 1.25rem;
  border-radius: 999px;
  text-decoration: none;
  transition: transform 0.2s cubic-bezier(0.33,1,0.68,1), background-color 0.2s ease, box-shadow 0.2s ease;
}
.nav-cta:hover {
  background-color: var(--color-primary-dark);
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(31, 138, 76, 0.25);
}

.nav-toggle { padding: 0.4rem; color: var(--color-text); line-height: 0; }

/* -- Mobile Menu -- */
.mobile-menu {
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  z-index: 9999;
  background-color: var(--color-bg);
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 5rem 2rem 2rem;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}
.mobile-menu.is-open { opacity: 1; pointer-events: auto; }
.mobile-nav-link {
  display: block;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: clamp(1.5rem, 6vw, 2rem);
  color: var(--color-text);
  text-decoration: none;
  padding: 0.6rem 0;
  transition: color 0.2s ease;
}
.mobile-nav-link:hover { color: var(--color-primary); }

/* -- Icons -- */
.icon {
  display: inline-block;
  width: 1.25em;
  height: 1.25em;
  vertical-align: -0.15em;
  flex-shrink: 0;
}
.icon.hidden { display: none; }
.icon-sm { width: 1em; height: 1em; }
.icon-lg { width: 1.5em; height: 1.5em; }
.icon-xl { width: 2em; height: 2em; }

/* -- Reduced Motion -- */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}body { margin: 0; }

.mobile-menu-close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  background: transparent;
  border: 0;
  cursor: pointer;
  color: inherit;
  padding: 0.5rem;
  line-height: 1;
  z-index: 1;
}