/* ============================================================
   BENUTS.DE — Shared Design System
   Alle Themes & Basis-Styles für alle Unterseiten
============================================================ */

/* THEMES */
[data-theme="classic-ska"] {
  --bg-primary:    #1a1a1a;
  --bg-secondary:  #111111;
  --bg-card:       #242424;
  --color-accent:  #FFD700;
  --color-accent2: #E63946;
  --color-text:    #FFFFFF;
  --color-muted:   #999999;
  --color-border:  #333333;
  --checker-b:     #FFD700;
}
[data-theme="tropical-night"] {
  --bg-primary:    #0D1B2A;
  --bg-secondary:  #08121D;
  --bg-card:       #132236;
  --color-accent:  #FF6B35;
  --color-accent2: #1AE3B5;
  --color-text:    #FFE66D;
  --color-muted:   #7A9BB5;
  --color-border:  #1E3A5F;
  --checker-b:     #FF6B35;
}
[data-theme="neon-offbeat"] {
  --bg-primary:    #1C1C2E;
  --bg-secondary:  #13131F;
  --bg-card:       #252538;
  --color-accent:  #FF6B9D;
  --color-accent2: #C7F464;
  --color-text:    #FFFFFF;
  --color-muted:   #8888AA;
  --color-border:  #333355;
  --checker-b:     #FF6B9D;
}

/* RESET */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  background-color: var(--bg-primary);
  color: var(--color-text);
  font-family: 'Inter', sans-serif;
  line-height: 1.6;
  transition: background-color 0.4s ease, color 0.4s ease;
  overflow-x: hidden;
}
a { color: var(--color-accent); text-decoration: none; transition: opacity 0.2s; }
a:hover { opacity: 0.8; }

/* CHECKER BAR */
.checker-bar {
  height: 18px;
  background-image: repeating-linear-gradient(
    90deg,
    var(--color-accent) 0px, var(--color-accent) 18px,
    var(--bg-primary) 18px, var(--bg-primary) 36px
  );
  opacity: 0.85;
}

/* NAV */
.nav {
  position: sticky; top: 0; z-index: 100;
  background-color: var(--bg-secondary);
  border-bottom: 2px solid var(--color-accent);
  padding: 0 2rem;
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
  transition: background-color 0.4s ease;
}
.nav-logo {
  font-family: 'Oswald', sans-serif;
  font-size: 1.8rem; font-weight: 700;
  color: var(--color-accent); letter-spacing: 2px; text-transform: uppercase;
}
.nav-logo span { color: var(--color-text); }
.nav-links { display: flex; align-items: center; gap: 1.8rem; list-style: none; }
.nav-links a {
  font-family: 'Oswald', sans-serif;
  font-size: 0.95rem; letter-spacing: 1px; text-transform: uppercase;
  color: var(--color-muted); transition: color 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--color-accent); opacity: 1; }
.nav-right { display: flex; align-items: center; gap: 1rem; }

/* THEME SWITCHER */
.theme-switcher { display: flex; gap: 6px; align-items: center; }
.theme-btn {
  width: 20px; height: 20px; border-radius: 50%;
  border: 2px solid transparent; cursor: pointer;
  transition: transform 0.2s, border-color 0.2s;
}
.theme-btn:hover { transform: scale(1.2); }
.theme-btn.active { border-color: var(--color-text); }
.theme-btn[data-palette="classic-ska"]    { background: #FFD700; }
.theme-btn[data-palette="tropical-night"] { background: #FF6B35; }
.theme-btn[data-palette="neon-offbeat"]   { background: #FF6B9D; }

/* HAMBURGER */
.nav-hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 4px;
}
.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--color-text);
  border-radius: 2px;
  transition: background 0.2s;
}

/* PAGE HERO (Unterseiten) */
.page-hero {
  background: var(--bg-secondary);
  padding: 4rem 2rem 3rem;
  border-bottom: 1px solid var(--color-border);
  position: relative;
  overflow: hidden;
}
.page-hero::before {
  content: '';
  position: absolute; inset: 0;
  background-image:
    linear-gradient(45deg, var(--checker-b) 25%, transparent 25%),
    linear-gradient(-45deg, var(--checker-b) 25%, transparent 25%),
    linear-gradient(45deg, transparent 75%, var(--checker-b) 75%),
    linear-gradient(-45deg, transparent 75%, var(--checker-b) 75%);
  background-size: 30px 30px;
  background-position: 0 0, 0 15px, 15px -15px, -15px 0px;
  opacity: 0.06;
}
.page-hero-inner { position: relative; max-width: 1100px; margin: 0 auto; }
.page-hero-label {
  font-family: 'Oswald', sans-serif;
  font-size: 0.75rem; letter-spacing: 5px;
  text-transform: uppercase; color: var(--color-accent);
  margin-bottom: 0.4rem;
}
.page-hero-title {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(2.5rem, 7vw, 5rem);
  font-weight: 700; text-transform: uppercase;
  line-height: 1; color: var(--color-text);
}

/* CONTAINER & SECTIONS */
.container { max-width: 1100px; margin: 0 auto; }
section { padding: 4rem 2rem; }
.section-label {
  font-family: 'Oswald', sans-serif;
  font-size: 0.75rem; letter-spacing: 5px;
  text-transform: uppercase; color: var(--color-accent); margin-bottom: 0.5rem;
}
.section-title {
  font-family: 'Oswald', sans-serif;
  font-size: clamp(2rem, 5vw, 3.5rem);
  font-weight: 700; text-transform: uppercase;
  line-height: 1; color: var(--color-text); margin-bottom: 2.5rem;
}

/* MEHR LINK */
.mehr-link {
  display: inline-flex; align-items: center; gap: 0.5rem;
  font-family: 'Oswald', sans-serif;
  font-size: 0.85rem; letter-spacing: 3px; text-transform: uppercase;
  color: var(--color-accent);
  border-bottom: 1px solid var(--color-accent);
  padding-bottom: 2px;
  margin-top: 2rem;
  transition: gap 0.2s, opacity 0.2s;
}
.mehr-link:hover { gap: 0.9rem; opacity: 1; }
.mehr-link::after { content: '→'; }

/* BUTTONS */
.btn {
  font-family: 'Oswald', sans-serif;
  font-size: 0.95rem; letter-spacing: 2px; text-transform: uppercase;
  padding: 0.85rem 2.2rem; border-radius: 2px;
  cursor: pointer; border: none;
  transition: transform 0.2s, box-shadow 0.2s;
  text-decoration: none; display: inline-block;
}
.btn:hover { transform: translateY(-2px); box-shadow: 0 8px 24px rgba(0,0,0,0.3); opacity: 1; }
.btn-primary { background: var(--color-accent); color: #000; }
.btn-outline {
  background: transparent; color: var(--color-text);
  border: 2px solid var(--color-border);
}
.btn-outline:hover { border-color: var(--color-accent); color: var(--color-accent); }

/* FOOTER */
footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--color-border);
  padding: 2rem;
}
.footer-inner {
  max-width: 1100px; margin: 0 auto;
  display: flex; justify-content: space-between;
  align-items: center; flex-wrap: wrap; gap: 1rem;
}
.footer-logo {
  font-family: 'Oswald', sans-serif;
  font-size: 1.3rem; font-weight: 700;
  color: var(--color-accent); letter-spacing: 2px;
}
.footer-copy { color: var(--color-muted); font-size: 0.85rem; }
.footer-links { display: flex; gap: 1.5rem; }
.footer-links a { color: var(--color-muted); font-size: 0.85rem; }
.footer-links a:hover { color: var(--color-accent); opacity: 1; }

/* RESPONSIVE */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-hamburger { display: flex; }
  .nav-links.open {
    display: flex !important;
    flex-direction: column;
    position: absolute;
    top: 64px; left: 0; right: 0;
    background: var(--bg-secondary);
    padding: 1rem 2rem;
    border-bottom: 2px solid var(--color-accent);
    z-index: 99;
  }
  .footer-inner { flex-direction: column; text-align: center; }
}

/* LANGUAGE SWITCH */
.lang-switch {
  display: flex;
  align-items: center;
  gap: 2px;
  margin-left: 0.75rem;
}
.lang-btn {
  font-family: 'Oswald', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 1px;
  color: var(--color-muted);
  padding: 3px 8px;
  border-radius: 2px;
  border: 1px solid transparent;
  transition: all 0.2s;
  text-decoration: none;
}
.lang-btn:hover { color: var(--color-accent); border-color: var(--color-accent); opacity: 1; }
.lang-btn.active { color: var(--color-accent); border-color: var(--color-accent); }