/**
 * MPOA Festival – Lineup Dynamic Styles v4.0
 * ────────────────────────────────────────────────────────────────────────
 * FEATURES:
 * ✅ Image-Normalisierung (alle Bilder → perfektes Quadrat)
 * ✅ Metallic Modal mit Explosion-Effekt
 * ✅ Multi-Layer Glow-System
 * ✅ Genre/Stage-spezifische Farben
 * ✅ Mobile-First, Touch-optimiert
 * ✅ WCAG 2.1 AA konform
 * ✅ Performance-optimiert (GPU-beschleunigt)
 * 
 * Systemhaus IT – 030 54874086
 * Last Updated: 2026-04-13
 */

/* ════════════════════════════════════════════════════════════
   CSS VARIABLES (Dynamic from Backend)
════════════════════════════════════════════════════════════ */
:root {
  /* Lineup-spezifische Farben */
  --lu-primary: var(--c-primary, #ff6600);
  --lu-secondary: var(--c-secondary, #ff3300);
  --lu-accent: var(--c-accent, #ff9900);
  --lu-bg: var(--c-bg, #06060a);
  --lu-surface: var(--c-surface, #1a1a2e);
  --lu-border: var(--c-border, rgba(255,102,0,0.25));
  --lu-text: var(--c-text, #e8e8f0);
  --lu-text-muted: var(--c-text-muted, #8888aa);
  --lu-text-dim: var(--c-text-dim, #555570);
  
  /* Image-Größen (normalisiert) */
  --lu-img-size-hl: 280px;      /* Headliner */
  --lu-img-size-card: 120px;    /* Regular Cards */
  --lu-img-size-modal: 400px;   /* Modal */
  
  /* Animations */
  --lu-transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --lu-transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --lu-transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
  --lu-transition-modal: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  
  /* Z-Index Stack */
  --z-lu-modal-overlay: 9998;
  --z-lu-modal: 9999;
  --z-lu-modal-close: 10000;
}

/* ════════════════════════════════════════════════════════════
   HERO SECTION
════════════════════════════════════════════════════════════ */
.lu-hero {
  position: relative;
  min-height: 420px;
  display: flex;
  align-items: flex-end;
  padding: calc(var(--nav-h, 64px) + 3rem) 0 3rem;
  overflow: hidden;
}

.lu-hero__bg {
  position: absolute;
  inset: 0;
  background: 
    radial-gradient(ellipse 80% 90% at 60% 20%, rgba(255,102,0,0.2) 0%, transparent 60%),
    radial-gradient(ellipse 50% 70% at 10% 80%, rgba(155,89,255,0.12) 0%, transparent 50%),
    linear-gradient(180deg, var(--lu-bg), var(--c-bg-2, #0d0d14) 50%, var(--c-bg-3, #131320));
  z-index: 0;
}

.lu-hero__grid {
  position: absolute;
  inset: 0;
  background-image: 
    linear-gradient(rgba(255,102,0,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,102,0,0.06) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 70% 70% at 60% 40%, black 20%, transparent 90%);
  -webkit-mask-image: radial-gradient(ellipse 70% 70% at 60% 40%, black 20%, transparent 90%);
  animation: grid-drift 20s linear infinite;
}

@keyframes grid-drift {
  0% { background-position: 0 0; }
  100% { background-position: 60px 60px; }
}

/* Lightning Bolts */
.lu-lightning-fx {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.lu-lightning {
  position: absolute;
  top: 0;
  left: var(--x);
  width: 3px;
  height: 100%;
  background: linear-gradient(to bottom, transparent, var(--lu-primary), var(--lu-accent), transparent);
  opacity: 0;
  filter: blur(1px);
  animation: lightning-strike 8s var(--delay) ease-out infinite;
  will-change: opacity, transform;
}

@keyframes lightning-strike {
  0%, 95% { opacity: 0; transform: scaleY(0); }
  96% { opacity: 0.8; transform: scaleY(1); }
  97% { opacity: 0; }
  98% { opacity: 0.6; }
  99%, 100% { opacity: 0; }
}

/* Fire Sparks */
.lu-hero__sparks {
  position: absolute;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
}

.lu-spark {
  position: absolute;
  bottom: -5px;
  left: var(--x);
  width: var(--size, 3px);
  height: var(--size, 3px);
  background: var(--lu-accent);
  border-radius: 50%;
  box-shadow: 0 0 8px var(--lu-primary), 0 0 16px rgba(255,102,0,0.6);
  opacity: 0;
  animation: spark-rise var(--dur) var(--delay) ease-out infinite;
  will-change: opacity, transform;
}

@keyframes spark-rise {
  0% { opacity: 0; transform: translateY(0) scale(1); }
  15% { opacity: 1; transform: scale(1.3); }
  70% { opacity: 0.5; }
  100% { 
    opacity: 0; 
    transform: translateY(-60vh) translateX(calc(sin(var(--x) * 0.01) * 50px)) scale(0.5);
  }
}

/* Floating Particles */
.lu-particles {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

.lu-particle {
  position: absolute;
  top: var(--y);
  left: var(--x);
  width: 2px;
  height: 2px;
  background: rgba(255,102,0,0.4);
  border-radius: 50%;
  animation: particle-float var(--dur) var(--delay) ease-in-out infinite alternate;
  will-change: transform, opacity;
}

@keyframes particle-float {
  0% { transform: translate(0, 0); opacity: 0.3; }
  100% { 
    transform: translate(
      calc(sin(var(--delay, 0) * 10) * 100px), 
      calc(cos(var(--delay, 0) * 10) * 80px)
    ); 
    opacity: 0.8; 
  }
}

/* Hero Content */
.lu-hero__content {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 2rem;
  width: 100%;
}

.lu-hero__title {
  font-family: var(--f-display, 'Bebas Neue', Impact, sans-serif);
  font-size: clamp(5rem, 18vw, 13rem);
  line-height: 0.8;
  letter-spacing: -0.02em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.1em;
  flex-wrap: wrap;
}

.lu-hero__dash {
  color: var(--lu-primary);
  font-weight: 100;
  opacity: 0.6;
  font-size: 0.5em;
}

.lu-hero__title-glow {
  color: var(--lu-primary);
  text-shadow: 
    0 0 50px var(--lu-primary),
    0 0 120px rgba(255,102,0,0.7),
    0 0 200px rgba(255,102,0,0.3);
  animation: title-glow 3s ease-in-out infinite alternate;
}

@keyframes title-glow {
  0% {
    text-shadow: 
      0 0 40px var(--lu-primary),
      0 0 100px rgba(255,102,0,0.6),
      0 0 180px rgba(255,102,0,0.25);
  }
  100% {
    text-shadow: 
      0 0 80px var(--lu-primary),
      0 0 180px rgba(255,102,0,0.9),
      0 0 280px rgba(255,102,0,0.4);
  }
}

.lu-hero__meta {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
  align-items: center;
  flex-wrap: wrap;
}

.lu-hero__chip {
  position: relative;
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.4rem 0.85rem;
  border-radius: var(--r-pill, 999px);
  background: rgba(255,102,0,0.1);
  border: 1px solid rgba(255,102,0,0.3);
  color: var(--lu-primary);
}

.chip-glow {
  position: absolute;
  inset: -2px;
  border-radius: var(--r-pill, 999px);
  background: var(--lu-primary);
  opacity: 0.15;
  filter: blur(6px);
  z-index: -1;
  animation: chip-pulse 2s ease-in-out infinite alternate;
}

@keyframes chip-pulse {
  0% { opacity: 0.1; }
  100% { opacity: 0.25; }
}

/* ════════════════════════════════════════════════════════════
   FILTER TOOLBAR
════════════════════════════════════════════════════════════ */
.lu-filters {
  padding: 2rem 0 0;
  position: sticky;
  top: var(--nav-h, 64px);
  z-index: 50;
  background: var(--lu-bg);
  border-bottom: 1px solid var(--lu-border);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

/* Search Bar */
.lu-search-wrap {
  margin-bottom: 1.5rem;
}

.lu-search {
  position: relative;
  max-width: 600px;
  margin: 0 auto;
}

.lu-search__icon {
  position: absolute;
  left: 1rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--lu-text-muted);
  pointer-events: none;
  z-index: 1;
}

.lu-search__input {
  width: 100%;
  background: var(--lu-surface);
  border: 1px solid var(--lu-border);
  border-radius: var(--r-md, 8px);
  color: var(--lu-text);
  font-family: var(--f-body, 'Inter', sans-serif);
  font-size: 1rem;
  padding: 0.9rem 3rem 0.9rem 3rem;
  transition: all var(--lu-transition-fast);
  outline: none;
  -webkit-appearance: none;
  appearance: none;
}

.lu-search__input:focus {
  border-color: var(--lu-primary);
  background: rgba(255,102,0,0.06);
  box-shadow: 0 0 0 3px rgba(255,102,0,0.15);
}

.lu-search__input::placeholder {
  color: var(--lu-text-muted);
}

.lu-search__clear {
  position: absolute;
  right: 1rem;
  top: 50%;
  transform: translateY(-50%);
  background: rgba(255,102,0,0.1);
  border: 1px solid rgba(255,102,0,0.3);
  border-radius: 50%;
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--lu-primary);
  font-size: 0.9rem;
  cursor: pointer;
  transition: all var(--lu-transition-fast);
  padding: 0;
  z-index: 1;
}

.lu-search__clear:hover {
  background: var(--lu-primary);
  color: #fff;
  transform: translateY(-50%) scale(1.1);
}

.lu-search__results {
  position: absolute;
  top: calc(100% + 0.5rem);
  left: 0;
  right: 0;
  background: var(--lu-surface);
  border: 1px solid var(--lu-border);
  border-radius: var(--r-md, 8px);
  max-height: 400px;
  overflow-y: auto;
  box-shadow: 0 8px 40px rgba(0,0,0,0.6);
  z-index: 100;
}

/* Filter Tabs */
.lu-filter-tabs {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.lu-filter-group {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-wrap: wrap;
}

.lu-filter-label {
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--lu-text-muted);
  flex-shrink: 0;
  min-width: 60px;
}

.lu-tabs {
  display: flex;
  gap: 0.4rem;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
  padding-bottom: 1px;
  flex: 1;
}

.lu-tabs::-webkit-scrollbar {
  display: none;
}

.lu-tab {
  position: relative;
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 0.75rem 1.1rem;
  border: none;
  border-bottom: 3px solid transparent;
  background: transparent;
  color: var(--lu-text-muted);
  cursor: pointer;
  white-space: nowrap;
  transition: all var(--lu-transition-fast);
  min-height: 44px;
  flex-shrink: 0;
  -webkit-tap-highlight-color: transparent;
  touch-action: manipulation;
}

.lu-tab__glow {
  position: absolute;
  inset: 0;
  background: var(--lu-primary);
  opacity: 0;
  filter: blur(12px);
  border-radius: var(--r-md, 8px);
  z-index: -1;
  transition: opacity var(--lu-transition-fast);
}

.lu-tab:hover {
  color: var(--lu-text);
  background: rgba(255,102,0,0.06);
}

.lu-tab:hover .lu-tab__glow {
  opacity: 0.15;
}

.lu-tab--active,
.lu-tab[aria-selected="true"] {
  color: var(--lu-primary);
  border-bottom-color: var(--lu-primary);
  background: rgba(255,102,0,0.08);
}

.lu-tab--active .lu-tab__glow {
  opacity: 0.25;
}

.lu-tab__emoji {
  font-size: 1rem;
  line-height: 1;
}

.lu-tab__label {
  font-size: 0.8rem;
}

.lu-tab__count {
  font-size: 0.7rem;
  background: rgba(255,102,0,0.15);
  padding: 0.2rem 0.5rem;
  border-radius: var(--r-pill, 999px);
  min-width: 24px;
  text-align: center;
}

/* Active Filters Display */
.lu-active-filters {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 1rem 0;
  border-top: 1px solid rgba(255,102,0,0.1);
  margin-top: 1rem;
  flex-wrap: wrap;
}

.lu-active-filters__label {
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--lu-text-muted);
}

.lu-active-filters__chips {
  display: flex;
  gap: 0.5rem;
  flex-wrap: wrap;
  flex: 1;
}

.lu-active-filters__clear {
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.4rem 0.8rem;
  background: rgba(255,51,85,0.1);
  border: 1px solid rgba(255,51,85,0.3);
  border-radius: var(--r-pill, 999px);
  color: var(--c-error, #ff3355);
  cursor: pointer;
  transition: all var(--lu-transition-fast);
}

.lu-active-filters__clear:hover {
  background: var(--c-error, #ff3355);
  color: #fff;
}

/* Filter Chip Styles */
.lu-filter-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  padding: 0.35rem 0.7rem;
  background: rgba(255,102,0,0.1);
  border: 1px solid rgba(255,102,0,0.3);
  border-radius: var(--r-pill, 999px);
  color: var(--lu-text);
}

.lu-filter-chip__label {
  color: var(--lu-text-muted);
  font-family: var(--f-heading, 'Oswald', sans-serif);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.lu-filter-chip__value {
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-weight: 600;
  color: var(--lu-primary);
}

.lu-filter-chip__remove {
  background: rgba(255,102,0,0.2);
  border: none;
  border-radius: 50%;
  width: 18px;
  height: 18px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--lu-primary);
  font-size: 0.7rem;
  cursor: pointer;
  transition: all var(--lu-transition-fast);
  padding: 0;
  margin-left: 0.2rem;
}

.lu-filter-chip__remove:hover {
  background: var(--lu-primary);
  color: #fff;
  transform: scale(1.15);
}

/* ════════════════════════════════════════════════════════════
   SECTION HEADERS
════════════════════════════════════════════════════════════ */
.lu-section-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.lu-section-header__badge {
  width: 38px;
  height: 38px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,102,0,0.12);
  border: 1px solid rgba(255,102,0,0.4);
  border-radius: 50%;
  color: var(--lu-accent);
  font-size: 1rem;
  flex-shrink: 0;
  box-shadow: 0 0 15px rgba(255,102,0,0.3);
}

.lu-section-header__title {
  font-family: var(--f-display, 'Bebas Neue', Impact, sans-serif);
  font-size: clamp(1.6rem, 4vw, 2.4rem);
  color: var(--lu-text);
  flex-shrink: 0;
  margin: 0;
  line-height: 1;
}

.lu-section-header__line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, rgba(255,102,0,0.5), transparent);
  margin-left: 0.5rem;
}

.lu-section-header__count {
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--lu-text-muted);
  background: rgba(255,102,0,0.1);
  padding: 0.4rem 0.9rem;
  border-radius: var(--r-pill, 999px);
  border: 1px solid rgba(255,102,0,0.2);
  flex-shrink: 0;
}

/* ════════════════════════════════════════════════════════════
   HEADLINER CARDS
════════════════════════════════════════════════════════════ */
.lu-headliner-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
  margin-bottom: 4rem;
}

.lu-hl-card {
  position: relative;
  background: var(--lu-surface);
  border: 1px solid rgba(255,102,0,0.3);
  border-radius: var(--r-lg, 16px);
  overflow: hidden;
  transition: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
  transform-style: preserve-3d;
  cursor: pointer;
}

.lu-hl-card:hover {
  transform: translateY(-12px) scale(1.02);
  box-shadow: 
    0 0 60px rgba(255,102,0,0.35),
    0 30px 80px rgba(0,0,0,0.6);
  border-color: rgba(255,102,0,0.7);
}

/* Multi-Layer Glow */
.lu-hl-card__glow-1 {
  position: absolute;
  top: -50%;
  right: -30%;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, var(--glow), transparent 70%);
  opacity: 0.12;
  pointer-events: none;
  transition: opacity 0.5s, transform 0.5s;
}

.lu-hl-card__glow-2 {
  position: absolute;
  bottom: -40%;
  left: -20%;
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, var(--glow), transparent 70%);
  opacity: 0.08;
  pointer-events: none;
  transition: opacity 0.5s;
}

.lu-hl-card:hover .lu-hl-card__glow-1 {
  opacity: 0.3;
  transform: scale(1.2) rotate(30deg);
}

.lu-hl-card:hover .lu-hl-card__glow-2 {
  opacity: 0.2;
}

.lu-hl-card__beam {
  position: absolute;
  top: 0;
  left: 50%;
  width: 3px;
  height: 80px;
  transform: translateX(-50%);
  opacity: 0.4;
  filter: blur(2px);
  pointer-events: none;
}

.lu-hl-card__spotlight {
  position: absolute;
  top: 0;
  left: 50%;
  width: 120px;
  height: 120px;
  background: radial-gradient(circle, var(--spot), transparent 70%);
  opacity: 0;
  transform: translateX(-50%) translateY(-40px);
  pointer-events: none;
  transition: opacity 0.4s, transform 0.4s;
}

.lu-hl-card:hover .lu-hl-card__spotlight {
  opacity: 0.4;
  transform: translateX(-50%) translateY(-20px);
}

/* ═══ IMAGE NORMALISIERUNG (KRITISCH!) ═══ */
.lu-hl-card__image-wrap {
  position: relative;
  width: 100%;
  height: var(--lu-img-size-hl, 280px);
  overflow: hidden;
  background: rgba(0,0,0,0.4);
}

.lu-hl-card__image {
  width: 100%;
  height: 100%;
  /* MAGIC: Alle Bilder werden auf Quadrat normalisiert */
  object-fit: cover;
  object-position: center;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.lu-hl-card:hover .lu-hl-card__image {
  transform: scale(1.08);
}

.lu-hl-card__image-overlay {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

/* Content */
.lu-hl-card__content {
  padding: 2rem 1.75rem 1.75rem;
  position: relative;
}

.lu-hl-card__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 0.75rem;
  gap: 0.5rem;
}

.lu-hl-card__badge {
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  text-transform: uppercase;
  color: var(--lu-accent);
  text-shadow: 0 0 10px var(--lu-accent);
}

.lu-hl-card__day-chip {
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 0.3rem 0.7rem;
  border-radius: var(--r-pill, 999px);
  border: 1px solid;
}

.lu-hl-card__name {
  font-family: var(--f-display, 'Bebas Neue', Impact, sans-serif);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  line-height: 0.9;
  color: var(--lu-primary);
  text-shadow: 
    0 0 30px var(--name-glow),
    0 0 60px var(--name-glow-2, var(--name-glow));
  margin: 0 0 0.75rem;
  transition: text-shadow 0.4s;
}

.lu-hl-card:hover .lu-hl-card__name {
  text-shadow: 
    0 0 50px var(--name-glow),
    0 0 100px var(--name-glow-2),
    0 0 150px var(--name-glow);
}

.lu-hl-card__details {
  display: flex;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.lu-hl-card__genre {
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
}

.lu-hl-card__country {
  font-size: 0.8rem;
  color: var(--lu-text-muted);
}

.lu-hl-card__schedule {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255,255,255,0.05);
  margin-bottom: 1rem;
}

.lu-hl-card__stage {
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 0.75rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
}

.lu-hl-card__time {
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 0.75rem;
  color: var(--lu-text-muted);
  letter-spacing: 0.05em;
}

/* Social Links */
.lu-hl-card__socials {
  display: flex;
  gap: 0.5rem;
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255,255,255,0.05);
}

.lu-hl-social {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,102,0,0.08);
  border: 1px solid rgba(255,102,0,0.2);
  border-radius: var(--r-sm, 4px);
  color: var(--lu-text-muted);
  transition: all var(--lu-transition-fast);
  text-decoration: none;
}

.lu-hl-social:hover {
  background: var(--lu-primary);
  border-color: var(--lu-primary);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: 0 4px 12px rgba(255,102,0,0.4);
}

/* Click Hint */
.lu-hl-card__click-hint {
  position: absolute;
  bottom: 1rem;
  right: 1rem;
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--lu-text-muted);
  opacity: 0;
  transition: opacity var(--lu-transition-fast);
  pointer-events: none;
}

.lu-hl-card:hover .lu-hl-card__click-hint {
  opacity: 0.6;
}

/* ════════════════════════════════════════════════════════════
   REGULAR BAND CARDS
════════════════════════════════════════════════════════════ */
.lu-band-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1rem;
}

.lu-band-card {
  position: relative;
  display: flex;
  flex-direction: column;
  background: var(--lu-surface);
  border: 1px solid var(--lu-border);
  border-radius: var(--r-md, 8px);
  overflow: hidden;
  transition: all var(--lu-transition-normal);
  transform-style: preserve-3d;
  cursor: pointer;
}

.lu-band-card:hover {
  transform: translateY(-6px) rotateX(2deg);
  border-color: rgba(255,102,0,0.4);
  box-shadow: 
    0 0 30px rgba(255,102,0,0.2),
    0 12px 40px rgba(0,0,0,0.4);
}

.lu-band-card__accent {
  position: absolute;
  top: 0;
  left: 0;
  width: 5px;
  height: 100%;
  transition: width 0.25s, box-shadow 0.25s;
  z-index: 1;
}

.lu-band-card:hover .lu-band-card__accent {
  width: 8px;
}

/* ═══ IMAGE NORMALISIERUNG ═══ */
.lu-band-card__image-wrap {
  position: relative;
  width: 100%;
  height: var(--lu-img-size-card, 120px);
  overflow: hidden;
  background: rgba(0,0,0,0.3);
  flex-shrink: 0;
}

.lu-band-card__image {
  width: 100%;
  height: 100%;
  /* MAGIC: Quadrat-Normalisierung */
  object-fit: cover;
  object-position: center top;
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

.lu-band-card:hover .lu-band-card__image {
  transform: scale(1.1);
}

.lu-band-card__image-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(0,0,0,0.6) 0%, transparent 60%);
  pointer-events: none;
}

/* Content */
.lu-band-card__body {
  flex: 1;
  padding: 1.1rem 1.25rem;
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.lu-band-card__top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.5rem;
  margin-bottom: 0.4rem;
}

.lu-band-card__name {
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 1rem;
  font-weight: 700;
  color: var(--lu-text);
  line-height: 1.2;
  letter-spacing: 0.02em;
  margin: 0;
}

.lu-band-card__flag {
  font-size: 1rem;
  flex-shrink: 0;
  line-height: 1;
}

.lu-band-card__genre {
  display: block;
  font-size: 0.76rem;
  margin-bottom: 0.6rem;
}

.lu-band-card__footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 0.6rem;
  border-top: 1px solid rgba(255,255,255,0.05);
  margin-top: auto;
  gap: 0.5rem;
}

.lu-band-card__stage {
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 0.7rem;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  font-weight: 600;
}

.lu-band-card__time {
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 0.72rem;
  color: var(--lu-text-muted);
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.lu-band-card__glow {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, var(--card-glow), transparent 70%);
  opacity: 0;
  transform: translate(-50%, -50%);
  pointer-events: none;
  transition: opacity 0.4s;
  filter: blur(20px);
}

.lu-band-card:hover .lu-band-card__glow {
  opacity: 0.25;
}

/* ════════════════════════════════════════════════════════════
   NO RESULTS
════════════════════════════════════════════════════════════ */
.lu-no-results {
  text-align: center;
  padding: 4rem 2rem;
}

.lu-no-results__icon {
  font-size: 4rem;
  margin-bottom: 1rem;
  opacity: 0.3;
}

.lu-no-results__title {
  font-family: var(--f-display, 'Bebas Neue', Impact, sans-serif);
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  color: var(--lu-text);
  margin-bottom: 0.75rem;
}

.lu-no-results__text {
  color: var(--lu-text-muted);
  margin-bottom: 1.5rem;
}

/* ════════════════════════════════════════════════════════════
   MODAL (METALLIC EXPLOSION)
════════════════════════════════════════════════════════════ */
.lu-modal {
  position: fixed;
  inset: 0;
  z-index: var(--z-lu-modal, 9999);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  overflow-y: auto;
}

.lu-modal[hidden] {
  display: none;
}

.lu-modal__overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: var(--z-lu-modal-overlay, 9998);
  animation: modal-overlay-in var(--lu-transition-modal) ease-out;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

@keyframes modal-overlay-in {
  from { opacity: 0; }
  to { opacity: 1; }
}

.lu-modal--closing .lu-modal__overlay {
  animation: modal-overlay-out var(--lu-transition-modal) ease-in;
}

@keyframes modal-overlay-out {
  from { opacity: 1; }
  to { opacity: 0; }
}

.lu-modal__container {
  position: relative;
  max-width: 900px;
  width: 100%;
  background: var(--lu-surface);
  border: 1px solid rgba(255,102,0,0.4);
  border-radius: var(--r-lg, 16px);
  overflow: hidden;
  z-index: var(--z-lu-modal, 9999);
  animation: modal-in var(--lu-transition-modal) cubic-bezier(0.16, 1, 0.3, 1);
  box-shadow: 
    0 0 80px rgba(255,102,0,0.4),
    0 30px 100px rgba(0,0,0,0.8);
}

@keyframes modal-in {
  from {
    opacity: 0;
    transform: scale(0.8) translateY(40px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.lu-modal--closing .lu-modal__container {
  animation: modal-out var(--lu-transition-modal) cubic-bezier(0.4, 0, 1, 1);
}

@keyframes modal-out {
  from {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
  to {
    opacity: 0;
    transform: scale(0.9) translateY(20px);
  }
}

/* EXPLOSION EFFECT */
.lu-modal__explosion {
  position: absolute;
  inset: 0;
  pointer-events: none;
  opacity: 0;
  z-index: 1;
}

.lu-modal--opening .lu-modal__explosion {
  animation: explosion-fade 0.6s ease-out;
}

@keyframes explosion-fade {
  0% { opacity: 1; }
  100% { opacity: 0; }
}

.lu-modal__explosion-ray {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 4px;
  height: 200px;
  background: linear-gradient(
    to bottom,
    var(--lu-primary),
    var(--lu-accent),
    transparent
  );
  transform-origin: top center;
  transform: 
    translateX(-50%) 
    rotate(var(--angle)) 
    translateY(-100px);
  opacity: 0;
}

.lu-modal--opening .lu-modal__explosion-ray {
  animation: ray-burst 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes ray-burst {
  0% {
    opacity: 0;
    height: 0;
  }
  50% {
    opacity: 1;
  }
  100% {
    opacity: 0;
    height: 300px;
  }
}

.lu-modal__close {
  position: fixed;
  top: 1rem;
  right: 1rem;
  z-index: var(--z-lu-modal-close, 10000);
  width: 52px;
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,102,0,0.95);
  backdrop-filter: blur(8px);
  border: 2px solid #fff;
  border-radius: 50%;
  color: #fff;
  cursor: pointer;
  transition: all var(--lu-transition-fast);
  padding: 0;
  box-shadow: 0 4px 20px rgba(255,102,0,0.6), 0 0 0 0 rgba(255,102,0,0.4);
  animation: modal-close-pulse 2s ease-in-out infinite;
}

@keyframes modal-close-pulse {
  0%, 100% {
    box-shadow: 0 4px 20px rgba(255,102,0,0.6), 0 0 0 0 rgba(255,102,0,0.4);
  }
  50% {
    box-shadow: 0 4px 20px rgba(255,102,0,0.6), 0 0 0 8px rgba(255,102,0,0);
  }
}

.lu-modal__close:hover {
  background: #fff;
  border-color: var(--lu-primary);
  color: var(--lu-primary);
  transform: scale(1.15) rotate(90deg);
  box-shadow: 0 6px 30px rgba(255,102,0,0.8);
}

.lu-modal__close:active {
  transform: scale(1.05) rotate(90deg);
}

.lu-modal__close svg {
  width: 28px;
  height: 28px;
  stroke-width: 3;
}

/* Multi-Layer Glow */
.lu-modal__glow {
  position: absolute;
  top: -30%;
  right: -20%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, var(--modal-glow), transparent 70%);
  opacity: 0.15;
  pointer-events: none;
  filter: blur(60px);
}

.lu-modal__glow-2 {
  position: absolute;
  bottom: -30%;
  left: -20%;
  width: 350px;
  height: 350px;
  background: radial-gradient(circle, var(--modal-glow), transparent 70%);
  opacity: 0.1;
  pointer-events: none;
  filter: blur(50px);
}

/* Modal Header (Image) */
.lu-modal__header {
  position: relative;
  width: 100%;
  height: var(--lu-img-size-modal, 400px);
  overflow: hidden;
  background: rgba(0,0,0,0.4);
}

.lu-modal__image-wrap {
  width: 100%;
  height: 100%;
  position: relative;
}

.lu-modal__image {
  width: 100%;
  height: 100%;
  /* MAGIC: Perfektes Bild-Layout */
  object-fit: cover;
  object-position: center;
}

.lu-modal__image-gradient {
  position: absolute;
  inset: 0;
  pointer-events: none;
}

/* Modal Body */
.lu-modal__body {
  padding: 2.5rem 2rem;
  position: relative;
}

.lu-modal__badges {
  display: flex;
  gap: 0.5rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}

.lu-modal__badge {
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  padding: 0.4rem 0.8rem;
  border-radius: var(--r-pill, 999px);
  border: 1px solid;
}

.lu-modal__badge--hl {
  background: rgba(255,102,0,0.15);
  border-color: rgba(255,102,0,0.4);
  color: var(--lu-accent);
  text-shadow: 0 0 10px var(--lu-accent);
}

.lu-modal__badge--co {
  background: rgba(0,212,255,0.1);
  border-color: rgba(0,212,255,0.3);
  color: #00d4ff;
}

.lu-modal__title {
  font-family: var(--f-display, 'Bebas Neue', Impact, sans-serif);
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  line-height: 0.9;
  color: var(--lu-primary);
  text-shadow: 
    0 0 40px var(--title-glow),
    0 0 80px var(--title-glow);
  margin: 0 0 1rem;
}

.lu-modal__meta {
  display: flex;
  gap: 1.5rem;
  align-items: center;
  margin-bottom: 1.5rem;
  flex-wrap: wrap;
}

.lu-modal__meta-item {
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 0.9rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  font-weight: 600;
}

.lu-modal__description {
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.lu-modal__description p {
  color: var(--lu-text-muted);
  line-height: 1.7;
  font-size: 0.95rem;
  max-width: none;
  margin-bottom: 0;
}

.lu-modal__info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
  gap: 1.5rem;
  margin-bottom: 2rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.lu-modal__info-item {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
}

.lu-modal__info-label {
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--lu-text-muted);
}

.lu-modal__info-value {
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 1.1rem;
  letter-spacing: 0.05em;
  font-weight: 600;
  color: var(--lu-text);
}

.lu-modal__socials {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.lu-modal__socials-label {
  font-family: var(--f-heading, 'Oswald', sans-serif);
  font-size: 0.75rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--lu-text-muted);
}

.lu-modal__socials-links {
  display: flex;
  gap: 0.5rem;
}

.lu-modal__social {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255,102,0,0.1);
  border: 1px solid rgba(255,102,0,0.25);
  border-radius: var(--r-md, 8px);
  color: var(--lu-text-muted);
  transition: all var(--lu-transition-fast);
  text-decoration: none;
}

.lu-modal__social:hover {
  background: var(--lu-primary);
  border-color: var(--lu-primary);
  color: #fff;
  transform: translateY(-4px) scale(1.1);
  box-shadow: 0 6px 20px rgba(255,102,0,0.5);
}

/* ════════════════════════════════════════════════════════════
   EMPTY STATE
════════════════════════════════════════════════════════════ */
.lu-empty__card {
  max-width: 600px;
  margin: 0 auto;
  padding: 4rem 2rem;
  background: var(--lu-surface);
  border: 1px solid var(--lu-border);
  border-radius: var(--r-lg, 16px);
  position: relative;
  overflow: hidden;
}

.lu-empty__card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(
    90deg,
    var(--lu-primary),
    var(--lu-accent),
    var(--c-neon-purple, #9b59ff)
  );
}

.lu-empty__icon {
  position: relative;
  display: inline-flex;
  font-size: 4.5rem;
  margin-bottom: 1.5rem;
}

.lu-empty__pulse {
  position: absolute;
  inset: -25px;
  border: 2px solid var(--lu-primary);
  border-radius: 50%;
  opacity: 0;
  animation: ring-expand 3s ease-out infinite;
}

.lu-empty__pulse--2 {
  animation-delay: 1.5s;
}

@keyframes ring-expand {
  0% {
    transform: scale(0.7);
    opacity: 0.5;
  }
  100% {
    transform: scale(2.2);
    opacity: 0;
  }
}

.lu-empty__title {
  font-family: var(--f-display, 'Bebas Neue', Impact, sans-serif);
  font-size: clamp(1.8rem, 5vw, 2.8rem);
  color: var(--lu-text);
  margin-bottom: 0.75rem;
}

.lu-empty__text {
  color: var(--lu-text-muted);
  max-width: 48ch;
  margin: 0 auto 2rem;
  font-size: 0.95rem;
}

.lu-empty__actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
}

/* ════════════════════════════════════════════════════════════
   ANIMATIONS & REVEALS
════════════════════════════════════════════════════════════ */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: 
    opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

.reveal-delay-1 {
  transition-delay: 0.1s;
}

.reveal-delay-2 {
  transition-delay: 0.2s;
}

.reveal-delay-3 {
  transition-delay: 0.3s;
}

.reveal-delay-4 {
  transition-delay: 0.4s;
}

/* ════════════════════════════════════════════════════════════
   RESPONSIVE
════════════════════════════════════════════════════════════ */
@media (max-width: 1024px) {
  .lu-headliner-grid {
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
  }
  
  .lu-band-grid {
    grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  }
}

@media (max-width: 768px) {
  .lu-hero {
    min-height: 350px;
    padding: calc(var(--nav-h, 64px) + 2rem) 0 2rem;
  }
  
  .lu-hero__title {
    font-size: clamp(3.8rem, 20vw, 8rem);
  }
  
  .lu-headliner-grid {
    grid-template-columns: 1fr;
  }
  
  .lu-band-grid {
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: 0.75rem;
  }
  
  :root {
    --lu-img-size-hl: 240px;
    --lu-img-size-card: 100px;
    --lu-img-size-modal: 300px;
  }
  
  .lu-modal__header {
    height: 300px;
  }
  
  .lu-modal__body {
    padding: 2rem 1.5rem;
  }
  
  .lu-filter-label {
    width: 100%;
  }
  
  .lu-tabs {
    width: 100%;
  }
  
  .lu-modal__title {
    font-size: clamp(2rem, 8vw, 3.5rem);
  }
}

@media (max-width: 480px) {
  .lu-band-grid {
    grid-template-columns: 1fr;
  }
  
  .lu-hero__meta {
    gap: 0.5rem;
  }
  
  .lu-hero__chip {
    font-size: 0.65rem;
    padding: 0.35rem 0.7rem;
  }
  
  :root {
    --lu-img-size-hl: 200px;
    --lu-img-size-card: 80px;
    --lu-img-size-modal: 250px;
  }
  
  .lu-hl-card__content {
    padding: 1.5rem 1.25rem 1.25rem;
  }
  
  .lu-modal {
    padding: 0.5rem;
  }
  
  .lu-modal__close {
    width: 56px;
    height: 56px;
    top: 0.75rem;
    right: 0.75rem;
  }
  
  .lu-modal__close svg {
    width: 32px;
    height: 32px;
  }
}

/* ════════════════════════════════════════════════════════════
   ACCESSIBILITY
════════════════════════════════════════════════════════════ */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .lu-spark,
  .lu-lightning,
  .lu-particle,
  .lu-hero__grid,
  .chip-glow,
  .lu-tab__glow,
  .lu-hl-card__glow-1,
  .lu-hl-card__glow-2,
  .lu-band-card__glow {
    opacity: 0 !important;
    animation: none !important;
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .lu-hl-card,
  .lu-band-card,
  .lu-modal__container {
    border-width: 2px;
  }
  
  .lu-tab--active {
    border-bottom-width: 4px;
  }
  
  .lu-search__input:focus {
    outline: 3px solid var(--lu-primary);
    outline-offset: 2px;
  }
}

/* Print Styles */
@media print {
  .lu-hero__bg,
  .lu-lightning-fx,
  .lu-hero__sparks,
  .lu-particles,
  .lu-filters,
  .lu-modal,
  .lu-search-wrap {
    display: none !important;
  }
  
  .lu-hl-card,
  .lu-band-card {
    break-inside: avoid;
    page-break-inside: avoid;
  }
  
  .lu-hl-card__socials,
  .lu-hl-card__click-hint {
    display: none !important;
  }
}

/* ════════════════════════════════════════════════════════════
   FOCUS STATES (WCAG 2.1 AA)
════════════════════════════════════════════════════════════ */
.lu-tab:focus-visible,
.lu-hl-card:focus-visible,
.lu-band-card:focus-visible,
.lu-modal__close:focus-visible,
.lu-search__input:focus-visible,
.lu-search__clear:focus-visible {
  outline: 3px solid var(--lu-primary);
  outline-offset: 3px;
  border-radius: var(--r-sm, 4px);
}

.lu-hl-social:focus-visible,
.lu-modal__social:focus-visible {
  outline: 2px solid #fff;
  outline-offset: 2px;
}

/* ════════════════════════════════════════════════════════════
   DONE! 🤘
   Systemhaus IT – Tel: 030 54874086
════════════════════════════════════════════════════════════ */

/* ════════════════════════════════════════════════════════════
   FILTER HELPER CLASS
════════════════════════════════════════════════════════════ */
.lu-band-hidden {
  display: none !important;
}

/* Ensure sections hide properly when empty */
.lu-headliner-section:empty,
.lu-coheadliner-section:empty,
.lu-bands-section:empty {
  display: none !important;
}