/* ── graphite-creative — Die 4 Grundkräfte ── */
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;700&family=Inter:wght@300;400;600&display=swap');

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --sidebar-bg: #111416;
  --main-bg: #0d1117;
  --accent: #44aaff;
  --accent2: #00e5ff;
  --text: #c9d1d9;
  --text-dim: #768390;
  --border: rgba(68,170,255,.2);
  --sidebar-w: 300px;
}

html { scroll-behavior: smooth; }

body.is-graphite {
  font-family: 'Inter', sans-serif;
  background: var(--main-bg);
  color: var(--text);
  min-height: 100vh;
  overflow-x: hidden;
}

/* Particle canvas */
#particle-canvas {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  opacity: .35;
}

/* Layout */
.page-layout {
  display: flex;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

/* ── SIDEBAR ── */
.sidebar {
  width: var(--sidebar-w);
  background: var(--sidebar-bg);
  border-right: 1px solid var(--border);
  flex-shrink: 0;
  position: sticky;
  top: 0;
  height: 100vh;
  overflow-y: auto;
  scrollbar-width: thin;
  scrollbar-color: var(--accent) transparent;
}

.sidebar-inner {
  padding: 2rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 2rem;
}

.site-logo {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--accent);
  text-decoration: none;
  letter-spacing: .05em;
}
.site-logo .dot { color: #fff; }
.site-logo:hover { color: var(--accent2); }

/* Terminal badge */
.terminal-badge {
  background: #000;
  border: 1px solid var(--border);
  border-radius: 8px;
  overflow: hidden;
  font-family: 'JetBrains Mono', monospace;
  font-size: .78rem;
}
.terminal-bar {
  background: #2a2a2a;
  padding: .4rem .7rem;
  display: flex;
  align-items: center;
  gap: .4rem;
}
.tb-dot {
  width: 10px; height: 10px;
  border-radius: 50%;
  display: inline-block;
}
.tb-red { background: #ff5f56; }
.tb-yellow { background: #ffbd2e; }
.tb-green { background: #27c93f; }
.tb-title {
  margin-left: .5rem;
  color: #888;
  font-size: .72rem;
}
.terminal-body {
  padding: .8rem 1rem;
  line-height: 1.8;
}
.terminal-body p { margin-bottom: .4rem; }
.prompt { color: var(--accent); margin-right: .4rem; }
.out { color: #e6edf3; }

/* Forces panel */
.forces-panel {
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 1.2rem;
  background: rgba(68,170,255,.04);
}
.forces-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: .85rem;
  text-transform: uppercase;
  letter-spacing: .1em;
  color: var(--accent);
  margin-bottom: 1rem;
  padding-bottom: .5rem;
  border-bottom: 1px solid var(--border);
}
.forces-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: .8rem;
}
.forces-list li {
  display: flex;
  align-items: flex-start;
  gap: .7rem;
  padding: .5rem;
  border-radius: 5px;
  transition: background .2s;
}
.forces-list li:hover { background: rgba(68,170,255,.08); }
.force-icon {
  font-size: 1.2rem;
  flex-shrink: 0;
  margin-top: .1rem;
}
.forces-list strong {
  display: block;
  color: #e6edf3;
  font-size: .82rem;
}
.forces-list small {
  display: block;
  color: var(--text-dim);
  font-size: .72rem;
  font-family: 'JetBrains Mono', monospace;
}

.force-5 {
  margin-top: 1rem;
  padding: .7rem;
  background: rgba(68,170,255,.1);
  border: 1px dashed var(--accent);
  border-radius: 5px;
  display: flex;
  flex-direction: column;
  gap: .2rem;
}
.f5-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: .65rem;
  text-transform: uppercase;
  letter-spacing: .15em;
  color: var(--accent);
}
.f5-value {
  color: #fff;
  font-weight: 600;
  font-size: .9rem;
}

/* Schrödinger box */
.schrodinger-box {
  border: 1px solid rgba(255,255,100,.25);
  border-radius: 8px;
  overflow: hidden;
  background: #0a0a00;
}
.box-lid {
  height: 6px;
  background: linear-gradient(90deg, #555 0%, #888 50%, #555 100%);
}
.box-content {
  padding: .8rem 1rem;
  font-family: 'JetBrains Mono', monospace;
  font-size: .75rem;
  display: flex;
  flex-direction: column;
  gap: .3rem;
}
.cat-state { color: #ffd700; }
.cat-alive { color: #27c93f; }
.cat-dead { color: #ff5f56; opacity: .5; }

@keyframes blink-cursor {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}
.blink { animation: blink-cursor 1.2s infinite; }

/* ── MAIN ── */
.main-content {
  flex: 1;
  padding: 3rem 4rem 4rem;
  max-width: 800px;
  position: relative;
}

/* Atom SVG */
.atom-deco {
  position: absolute;
  top: -20px;
  right: -40px;
  width: 320px;
  opacity: .12;
  pointer-events: none;
  overflow: visible;
}

@keyframes orbit-spin {
  from { transform: rotate(0deg); transform-origin: 100px 100px; }
  to   { transform: rotate(360deg); transform-origin: 100px 100px; }
}
@keyframes electron-move {
  0%   { cx: 188; cy: 100; }
  25%  { cx: 100; cy: 65; }
  50%  { cx: 12;  cy: 100; }
  75%  { cx: 100; cy: 135; }
  100% { cx: 188; cy: 100; }
}
.electron { animation: electron-move 3s linear infinite; }
.e2 { animation-delay: -1s; }
.e3 { animation-delay: -2s; }

/* Event header */
.event-header {
  margin-bottom: 2.5rem;
}
.event-meta-top {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.2rem;
  flex-wrap: wrap;
}
.event-date-pill, .event-loc-pill {
  font-family: 'JetBrains Mono', monospace;
  font-size: .75rem;
  padding: .3rem .8rem;
  border-radius: 20px;
  background: rgba(68,170,255,.12);
  border: 1px solid var(--border);
  color: var(--accent);
}
.event-loc-pill { color: #a8b5c2; }

.event-title {
  font-family: 'JetBrains Mono', monospace;
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  color: #fff;
  line-height: 1.1;
  letter-spacing: -.02em;
  position: relative;
  display: inline-block;
}
.event-title::after {
  content: '_';
  color: var(--accent);
  animation: blink-cursor 1s infinite;
}

.event-subtitle {
  margin-top: .8rem;
  color: var(--text-dim);
  font-family: 'JetBrains Mono', monospace;
  font-size: .85rem;
}

/* Body */
.event-body {
  font-size: 1.05rem;
  line-height: 1.8;
  color: #c9d1d9;
  background: rgba(255,255,255,.02);
  border-left: 3px solid var(--accent);
  padding: 1.5rem 2rem;
  border-radius: 0 8px 8px 0;
  margin-bottom: 2rem;
}
.event-body a {
  color: var(--accent);
  text-decoration: none;
  border-bottom: 1px solid rgba(68,170,255,.4);
  transition: color .2s, border-color .2s;
}
.event-body a:hover { color: var(--accent2); border-color: var(--accent2); }
.event-body p + p { margin-top: 1rem; }

/* ASCII block */
.ascii-block {
  margin: 2rem 0;
  font-family: 'JetBrains Mono', monospace;
  font-size: .8rem;
  color: rgba(68,170,255,.6);
  line-height: 1.5;
}
.ascii-block pre { overflow-x: auto; }

/* Formula card */
.formula-card {
  background: linear-gradient(135deg, rgba(68,170,255,.08) 0%, rgba(0,229,255,.04) 100%);
  border: 1px solid rgba(68,170,255,.3);
  border-radius: 10px;
  padding: 1.5rem 2rem;
  margin: 2rem 0;
}
.formula-label {
  font-family: 'JetBrains Mono', monospace;
  font-size: .7rem;
  text-transform: uppercase;
  letter-spacing: .12em;
  color: var(--text-dim);
  margin-bottom: .8rem;
}
.formula {
  font-family: 'JetBrains Mono', monospace;
  font-size: 1.1rem;
  color: #e6edf3;
  display: flex;
  align-items: center;
  gap: .5rem;
  flex-wrap: wrap;
}
.formula .times {
  color: var(--accent);
  font-weight: 700;
  font-size: 1.2rem;
}
.formula .result {
  color: #fff;
  font-weight: 700;
  font-size: 1.3rem;
  padding: .2rem .6rem;
  background: rgba(68,170,255,.15);
  border-radius: 5px;
  margin-left: .5rem;
}

/* Footer */
.event-footer { margin-top: 3rem; padding-top: 1.5rem; border-top: 1px solid var(--border); }
.back-link {
  font-family: 'JetBrains Mono', monospace;
  font-size: .85rem;
  color: var(--text-dim);
  text-decoration: none;
  transition: color .2s;
}
.back-link:hover { color: var(--accent); }

/* Label tags */
.label-tag {
  display: inline-block;
  background: rgba(68,170,255,.15);
  color: var(--accent);
  border: 1px solid rgba(68,170,255,.3);
  border-radius: 3px;
  padding: .1rem .5rem;
  font-size: .75rem;
  text-decoration: none;
  font-family: 'JetBrains Mono', monospace;
  transition: background .2s;
}
.label-tag:hover { background: rgba(68,170,255,.3); }

/* Fade-in animations */
.fade-in { opacity: 0; transform: translateY(20px); animation: fadeUp .6s ease forwards .1s; }
.fade-section { opacity: 0; transform: translateY(30px); transition: opacity .6s ease, transform .6s ease; }
.fade-section.visible { opacity: 1; transform: translateY(0); }

@keyframes fadeUp {
  to { opacity: 1; transform: translateY(0); }
}

/* Responsive */
@media (max-width: 768px) {
  .page-layout { flex-direction: column; }
  .sidebar { width: 100%; height: auto; position: static; border-right: none; border-bottom: 1px solid var(--border); }
  .main-content { padding: 2rem 1.5rem; max-width: 100%; }
  .atom-deco { display: none; }
}

/* ── Lightbox ── */
#lightbox{display:none;position:fixed;inset:0;background:rgba(0,0,0,.9);
  z-index:9999;align-items:center;justify-content:center;
  flex-direction:column;gap:.5rem}
#lightbox img{max-width:90vw;max-height:80vh;object-fit:contain}
.lb-close{position:fixed;top:1rem;right:1.5rem;font-size:2.5rem;
  color:#fff;cursor:pointer;line-height:1;opacity:.8}
.lb-close:hover{opacity:1}
.lb-nav{position:fixed;top:50%;transform:translateY(-50%);font-size:3rem;
  color:#fff;cursor:pointer;padding:.5rem;user-select:none;opacity:.7}
.lb-nav:hover{opacity:1}
.lb-prev{left:1rem}.lb-next{right:1rem}
.lb-caption{color:#ccc;font-size:.9rem;text-align:center;max-width:80vw}

/* ── Collection links ── */
nav.event-collections{display:flex;flex-wrap:wrap;gap:.5rem 1rem;padding:1rem 1.5rem;border-top:1px solid rgba(128,128,128,.2);font-family:var(--font-head,sans-serif);font-size:.82rem}
nav.event-collections .ec-link{color:var(--accent);text-decoration:none;opacity:.8;transition:opacity .2s}
nav.event-collections .ec-link:hover{opacity:1}