/* ============================================================
   TUNER MODE & GLOBAL ANIMATIONS
   ============================================================ */

/* ---------------- hero ---------------- */

/* Animated speed-lines streaking from right→left across the hero (Nur im Tuner Mode, Deckkraft reduziert) */
.kb-tuner .kb-hero::before {
  content: ''; position: absolute; inset: 0; z-index: 2; pointer-events: none;
  background-image:
    linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.0) 40%, rgba(255,255,255,0.15) 50%, transparent 60%),
    linear-gradient(90deg, transparent 0%, rgba(245,197,24,0.0) 40%, rgba(245,197,24,0.25) 50%, transparent 60%),
    linear-gradient(90deg, transparent 0%, rgba(255,255,255,0.0) 40%, rgba(255,255,255,0.10) 50%, transparent 60%);
  background-size: 60% 1px, 40% 1px, 80% 1px;
  background-repeat: no-repeat;
  background-position: -60% 22%, -40% 38%, -80% 64%;
  animation: kb-speedlines 2.4s linear infinite;
  mix-blend-mode: screen;
}
@keyframes kb-speedlines {
  0%   { background-position: -60% 22%, -40% 38%, -80% 64%; opacity: 0.3; }
  50%  { opacity: 0.55; }
  100% { background-position: 160% 22%, 140% 38%, 180% 64%; opacity: 0.3; }
}

/* Subtle chromatic-glitch on the hero title, like an old CRT (JETZT IMMER AKTIV) */
.kb-hero__title { animation: kb-glitch 5.5s steps(1, end) infinite; }
@keyframes kb-glitch {
  0%, 88%, 100% { text-shadow: none; transform: none; filter: none; }
  89% { text-shadow: 2px 0 rgba(245,197,24,0.85), -2px 0 rgba(64,196,255,0.7); transform: translateX(1px); }
  90% { text-shadow: -3px 0 rgba(245,197,24,0.85), 3px 0 rgba(255,56,56,0.7); transform: translateX(-2px); filter: contrast(1.1); }
  91% { text-shadow: none; transform: translateX(1.5px); }
  92% { text-shadow: 2px 0 rgba(64,196,255,0.7), -2px 0 rgba(245,197,24,0.85); transform: translateX(-1px); }
  93% { text-shadow: none; transform: none; }
}

/* The motif diagonal stripe band slides like a rolling pit-flag (Tuner Mode) */
.kb-tuner .kb-hero__motif { animation: kb-motif-slide 1.6s linear infinite; opacity: 0.09; }
@keyframes kb-motif-slide {
  from { background-position: 0 0; }
  to   { background-position: 120px 120px; }
}

/* ---------------- ticker speed-up ---------------- */
.kb-tuner .kb-brands__track   { animation-duration: 18s; }
.kb-tuner .kb-live__track     { animation-duration: 22s; }

/* ---------------- buttons + CTAs ---------------- */
.kb-tuner .kb-btn--primary {
  animation: kb-throb 1.4s ease-in-out infinite;
  box-shadow: 0 0 0 0 rgba(245,197,24,0.6);
}
@keyframes kb-throb {
  0%, 100% { box-shadow: 0 0 0 0 rgba(245,197,24,0.45); }
  50%      { box-shadow: 0 0 0 10px rgba(245,197,24,0); }
}

/* ---------------- price rows redline shimmer (JETZT IMMER AKTIV) ---------------- */
.kb-price-row__price {
  background: linear-gradient(90deg,
    var(--kb-fg-1) 0%, var(--kb-yellow) 50%, var(--kb-fg-1) 100%);
  background-size: 200% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  animation: kb-shimmer 3.8s linear infinite;
}
.kb-price-row__price small { -webkit-text-fill-color: var(--kb-fg-3); color: var(--kb-fg-3); }
@keyframes kb-shimmer {
  from { background-position: 200% 0; }
  to   { background-position: -200% 0; }
}

/* ---------------- live card jitter ---------------- */
.kb-tuner .kb-card__live-dot { animation-duration: 0.4s; }
.kb-tuner .kb-card {
  animation: kb-tiny-jitter 6s ease-in-out infinite;
  animation-delay: calc(var(--kb-card-i, 0) * 0.4s);
}
@keyframes kb-tiny-jitter {
  0%, 100% { transform: translateY(0) rotate(0); }
  47%      { transform: translateY(0) rotate(0); }
  48%      { transform: translateY(-2px) rotate(-0.4deg); }
  49%      { transform: translateY(0) rotate(0.2deg); }
  50%      { transform: translateY(-1px) rotate(0); }
}

/* ---------------- global vignette flicker ---------------- */
.kb-tuner body::after {
  content: ''; position: fixed; inset: 0; pointer-events: none; z-index: 200;
  background: radial-gradient(ellipse at center, transparent 55%, rgba(0,0,0,0.35) 100%);
  animation: kb-flicker 0.16s infinite;
}
@keyframes kb-flicker {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.94; }
}

/* ---------------- toggle button (visible always) ---------------- */
.kb-tuner-toggle {
  position: fixed; right: 16px; bottom: calc(16px + env(safe-area-inset-bottom, 0px)); z-index: 300;
  display: inline-flex; align-items: center; gap: 10px;
  background: rgba(10,10,10,0.85); color: #fff;
  backdrop-filter: blur(8px);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: var(--kb-r-pill);
  padding: 8px 14px 8px 10px;
  font-family: var(--kb-font-mono); font-size: 11px; font-weight: 600;
  letter-spacing: 0.16em; text-transform: uppercase; color: #fff;
  cursor: pointer;
  box-shadow: 0 8px 24px rgba(0,0,0,0.18);
  transition: transform var(--kb-dur-base) var(--kb-ease), background var(--kb-dur-base) var(--kb-ease);
}
/* Tuner-Button auf Mobile ausblenden */
@media (max-width: 768px) {
  .kb-tuner-toggle {
    display: none !important;
  }
}
.kb-tuner-toggle:hover { transform: translateY(-2px); }
.kb-tuner-toggle__led {
  width: 10px; height: 10px; border-radius: 50%;
  background: #4a4a4a; box-shadow: 0 0 0 0 rgba(245,197,24,0);
  transition: background var(--kb-dur-base) var(--kb-ease), box-shadow var(--kb-dur-base) var(--kb-ease);
}
.kb-tuner .kb-tuner-toggle__led {
  background: var(--kb-yellow);
  box-shadow: 0 0 0 4px rgba(245,197,24,0.25);
  animation: kb-led-pulse 0.7s ease-in-out infinite;
}
@keyframes kb-led-pulse {
  0%, 100% { transform: scale(1); }
  50%      { transform: scale(1.2); }
}
.kb-tuner-toggle__rpm {
  font-family: var(--kb-font-display); font-style: italic; font-weight: 800;
  font-size: 12px; letter-spacing: 0; color: var(--kb-yellow);
  display: none;
}
.kb-tuner .kb-tuner-toggle__rpm { display: inline-flex; }
.kb-tuner .kb-tuner-toggle { background: rgba(20,15,5,0.92); border-color: rgba(245,197,24,0.45); }

/* Honour reduced-motion users: drop animations entirely. */
@media (prefers-reduced-motion: reduce) {
  .kb-tuner .kb-hero::before,
  .kb-hero__title,
  .kb-tuner .kb-hero__motif,
  .kb-tuner .kb-btn--primary,
  .kb-price-row__price,
  .kb-tuner .kb-card,
  .kb-tuner body::after,
  .kb-tuner .kb-tuner-toggle__led { animation: none !important; }
}