/* ———————————————————————
   ECOCHAIN NAVIGATOR v11 – BLACK & PURPLE CIRCUIT
   ——————————————————————— */

:root {
  /* --- Farben & Effekte --- */
  --bg-dark: #09080f;
  --card-bg: rgba(18, 18, 28, 0.9);
  --border-purple: #9d4edd;
  --accent-purple: #c77dff;
  --text-light: #e0d4ff;
  --text-muted: #b0a3cc;

  /* --- Effekte --- */
  --blur-strength: 16px;
  --radius: 20px;
  --transition-fast: 0.4s cubic-bezier(0.23, 1, 0.32, 1);
  --transition-slow: 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* ———————————————————————
   CONTAINER
   ——————————————————————— */
.ecochain-container {
  position: relative;
  width: 100%;
  max-width: 1400px;
  margin: 4rem auto;
  padding: 3rem 2rem 6rem;
  border-radius: 24px;
  background: radial-gradient(circle at 50% 30%, #111018 0%, #08070b 100%);
  box-shadow: inset 0 0 50px rgba(157, 78, 221, 0.05);
  overflow: visible !important;
  isolation: isolate;
}

/* ———————————————————————
   TRACK
   ——————————————————————— */
.ecochain-track {
  display: flex;
  width: 300% !important;
  transform: translateX(-33.333%);
  transition: none;
  gap: 2rem;
  will-change: transform;
  position: relative;
  z-index: 2;
  overflow: visible !important;
  flex-shrink: 0 !important;
}

/* ———————————————————————
   CARD WRAPPER
   ——————————————————————— */
.ecochain-card {
  width: calc(100% / 3);
  cursor: pointer;
  transition: var(--transition-fast);
  perspective: 1200px;
}

.ecochain-card > div {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
  padding: 2.5rem 2rem;
  min-height: 280px;
  background: var(--card-bg);
  border: 1px solid rgba(157, 78, 221, 0.25);
  border-radius: var(--radius);
  backdrop-filter: blur(var(--blur-strength));
  box-shadow:
    0 10px 30px rgba(0, 0, 0, 0.5),
    0 0 20px rgba(157, 78, 221, 0.1);
  overflow: hidden;
  transition: var(--transition-slow);
  z-index: 3;
}

/* ———————————————————————
   CARD STATES
   ——————————————————————— */
.ecochain-card.active > div {
  transform: scale(1.06) translateY(-6px);
  border: 2px solid var(--border-purple);
  box-shadow:
    0 20px 60px rgba(0, 0, 0, 0.7),
    0 0 40px rgba(157, 78, 221, 0.5),
    inset 0 0 30px rgba(157, 78, 221, 0.15);
  z-index: 5;
    /* 🧠 Zusatz: Blur & Glaseffekt auf der aktiven Karte deaktivieren */
    backdrop-filter: none;
    background: rgba(18, 18, 28, 0.95);
}
.ecochain-card.active h3,
.ecochain-card.active p {
  -webkit-font-smoothing: subpixel-antialiased;
  text-rendering: geometricPrecision;
}

.ecochain-card:not(.active) > div {
  opacity: 0.7;
  transform: scale(0.98);
  filter: brightness(0.9);
}

/* Hover */
.ecochain-card:hover:not(.active) > div {
  transform: scale(1.02) translateY(-4px);
  opacity: 0.85;
  filter: brightness(1);
}
.ecochain-card p,
.ecochain-card h3 {
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  filter: none !important;
}

/* ———————————————————————
   CARD OVERLAYS
   ——————————————————————— */
.ecochain-card > div::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    rgba(157, 78, 221, 0.08) 0%,
    rgba(199, 125, 255, 0.05) 100%);
  opacity: 0;
  transition: opacity var(--transition-fast);
  pointer-events: none;
}

.ecochain-card:hover > div::before,
.ecochain-card.active > div::before {
  opacity: 1;
}

.ecochain-card.active > div::after {
  content: "";
  position: absolute;
  top: 0; left: -50%;
  width: 200%; height: 100%;
  background: linear-gradient(110deg, rgba(255,255,255,0.08) 0%, transparent 40%);
  transform: translateX(-100%);
  animation: shineSweep 4s linear infinite;
  pointer-events: none;
  display: none;
}
/* ECOCHAIN CARD IMAGES – IMMER KLEIN & ZENTRIERT */
.ecochain-card img {
  width: auto !important;          /* Nicht die volle Breite – lass es natürlich skalieren */
  max-width: 80% !important;       /* Max 80% der Karte – verhindert "Entfalten" */
  height: auto !important;
  max-height: 120px !important;    /* Streng klein halten, z. B. 120px max */
  object-fit: contain !important;  /* Passt rein, ohne zu verzerren */
  margin: 1rem auto !important;    /* Zentriert mit Abstand */
  display: block !important;       /* Als Block, um Zentrierung zu erzwingen */
  border-radius: 8px !important;   /* Optional: Abgerundet */
}

/* Active Karte: Bild NICHT größer machen */
.ecochain-card.active img {
  max-height: 120px !important;    /* Bleibt klein, egal was */
  transform: none !important;      /* Kein extra Scale für Bild */
  margin: 1.2rem auto !important;
  display: block !important;
  filter: drop-shadow(0 4px 8px rgba(0,0,0,0.3));
}


.ecochain-card.active > div {
  /* Bereits vorhanden: scale, border, shadow */
  backdrop-filter: none !important;
  background: rgba(18, 18, 28, 0.98) !important; /* Fast schwarz, kein Glas */
  image-rendering: -webkit-optimize-contrast; /* Chrome/Edge */
  image-rendering: crisp-edges;
}

/* TEXT: ULTRA-SCHARF & HOCHKONTRAST */
.ecochain-card.active h3,
.ecochain-card.active p,
.ecochain-card.active .card-id {
  color: #ffffff !important;
  text-shadow:
    0 1px 1px rgba(0,0,0,0.8),
    0 0 8px rgba(157, 78, 221, 0.4) !important;
  -webkit-font-smoothing: antialiased !important;
  -moz-osx-font-smoothing: grayscale !important;
  font-smooth: always !important;
  text-rendering: optimizeLegibility !important;
  letter-spacing: 0.3px !important;
}

/* Titel: Noch schärfer */
.ecochain-card.active h3 {
  color: #c77dff !important;
  font-weight: 900 !important;
  text-shadow:
    0 2px 4px rgba(0,0,0,0.6),
    0 0 12px rgba(199, 125, 255, 0.5) !important;
}

/* ID Badge: Poppt raus */
.ecochain-card.active .card-id {
  background: rgba(157, 78, 221, 0.4) !important;
  color: #ffffff !important;
  border: 1px solid #c77dff !important;
  box-shadow: 0 0 12px rgba(199, 125, 255, 0.4) !important;
  font-weight: 900 !important;
}


@keyframes shineSweep {
  0% { transform: translateX(-100%); }
  60% { transform: translateX(100%); }
  100% { transform: translateX(100%); }
}



/* ———————————————————————
   TYPOGRAPHY
   ——————————————————————— */
.ecochain-card h3 {
  color: var(--accent-purple);
  font-size: 1.5rem;
  font-weight: 800;
  margin: 0 0 1rem;
  letter-spacing: 0.5px;
  text-shadow: 0 2px 8px rgba(0,0,0,0.6);
}
buildCard(index, pos, active) {
  const item = this.data[index];
  const classes = active ? 'ecochain-card active' : 'ecochain-card';
  const imgHtml = item.img ? `<img src="${item.img}" alt="${item.title}">` : '';

  // Wenn Link vorhanden → Karte klickbar machen
  const linkStart = item.link ? `<a href="${item.link}" style="text-decoration:none; color:inherit;">` : '';
  const linkEnd = item.link ? '</a>' : '';

  return `
    <div class="${classes}" data-index="${pos}" data-id="${item.id}">
      ${linkStart}
      <div>
        <span class="card-id">#${item.id.padStart(2, '0')}</span>
        <h3>${item.title}</h3>
        ${imgHtml}
        <p>${item.text}</p>
      </div>
      ${linkEnd}
    </div>
  `;
}

.ecochain-card p {
  color: var(--text-light);
  font-size: 1.05rem;
  line-height: 1.8;
  margin: 0;
  flex-grow: 1;
}

/* ID Badge */
.card-id {
  position: absolute;
  top: 16px;
  right: 16px;
  background: rgba(157, 78, 221, 0.25);
  color: var(--accent-purple);
  font-weight: 900;
  font-size: 0.85rem;
  padding: 6px 12px;
  border-radius: 30px;
  border: 1px solid rgba(157, 78, 221, 0.4);
  backdrop-filter: blur(6px);
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
}

/* ———————————————————————
   CONNECTOR LINE
   ——————————————————————— */
.ecochain-connector {
  position: absolute;
  left: 5%;
  right: 5%;
  height: 2px;
  top: 50%;
  background: linear-gradient(90deg,
    transparent 0%,
    rgba(157, 78, 221, 0.2) 15%,
    var(--accent-purple) 50%,
    rgba(157, 78, 221, 0.2) 85%,
    transparent 100%);
  filter: drop-shadow(0 0 8px rgba(157, 78, 221, 0.3));
  pointer-events: none;
  z-index: 1;
  transition: top var(--transition-slow);
  animation: pulseGlow 3s ease-in-out infinite alternate;
}

@keyframes pulseGlow {
  0% { opacity: 0.8; filter: drop-shadow(0 0 6px rgba(157, 78, 221, 0.25)); }
  100% { opacity: 1; filter: drop-shadow(0 0 14px rgba(199, 125, 255, 0.4)); }
}
/* ———————————————————————
   PERMANENTE HINTERGRUND-KARTE
   ——————————————————————— */
.ecochain-bg-card {
  position: absolute;
  inset: 6% 12%;
  background: radial-gradient(
    circle at 40% 60%,
    rgba(157, 78, 221, 0.15),
    rgba(30, 20, 50, 0.6) 60%,
    rgba(10, 8, 15, 0.95) 100%
  );
  border-radius: 28px;
  box-shadow:
    0 0 60px rgba(157, 78, 221, 0.25),
    inset 0 0 80px rgba(157, 78, 221, 0.08);
  z-index: 0;
  pointer-events: none;
  overflow: hidden;
  opacity: 0.85;
}

/* Subtiler, weicher Shine im Hintergrund */
.ecochain-bg-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: -60%;
  width: 220%;
  height: 100%;
  background: linear-gradient(
    115deg,
    rgba(255, 255, 255, 0.08) 0%,
    rgba(199, 125, 255, 0.05) 40%,
    transparent 70%
  );
  transform: translateX(-100%);
  animation: bgShine 10s ease-in-out infinite;
  opacity: 0.4;
  mix-blend-mode: screen;
}

@keyframes bgShine {
  0%   { transform: translateX(-100%) rotate(0deg); opacity: 0.25; }
  50%  { transform: translateX(0%) rotate(2deg); opacity: 0.45; }
  100% { transform: translateX(100%) rotate(-2deg); opacity: 0.25; }
}



/* ———————————————————————
   RESPONSIVE
   ——————————————————————— */
@media (max-width: 900px) {
  .ecochain-card > div {
    padding: 2rem 1.5rem;
    min-height: 240px;
  }
  .ecochain-card h3 {
    font-size: 1.3rem;
  }
  .ecochain-card p {
    font-size: 1rem;
  }
}