/* Neura-Term — Landing. Cyberpunk-Terminal, dunkle Leiterplatte, Puls-Ladeanimation. */

:root {
  --void: #050806;
  --panel: #0a130f;
  --panel-edge: #0f2018;
  --circuit: #0f2a1c;
  --circuit-dim: #081a11;
  --neon: #39ff8c;
  --neon-dim: #12b25a;
  --neon-glow: rgba(57, 255, 140, 0.55);
  --amber: #ffb020;
  --amber-glow: rgba(255, 176, 32, 0.5);
  --text-hi: #d9ffe9;
  --text-mid: #8fc7a6;
  --text-dim: #4f7861;
  --font-display: 'Share Tech Mono', 'Courier New', monospace;
  --font-body: 'JetBrains Mono', 'Courier New', monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  height: 100%;
  background: var(--void);
  color: var(--text-hi);
  font-family: var(--font-body);
  overflow-x: hidden;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* ---------- Leiterplatten-Hintergrund (CSS-only, GPU-billig) ---------- */

.circuit-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  background-color: var(--void);
  background-image:
    linear-gradient(var(--circuit-dim) 1px, transparent 1px),
    linear-gradient(90deg, var(--circuit-dim) 1px, transparent 1px);
  background-size: 42px 42px;
  background-position: center;
}

.circuit-bg::before {
  /* grobe Trace-Linien, etwas kraeftiger als das Basisraster */
  content: "";
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(90deg, transparent 0 41px, var(--circuit) 41px 42px),
    linear-gradient(0deg, transparent 0 41px, var(--circuit) 41px 42px);
  background-size: 168px 168px;
  opacity: 0.6;
}

.pulse-node {
  position: absolute;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--neon);
  box-shadow: 0 0 12px 3px var(--neon-glow);
  animation: node-pulse 4.5s ease-in-out infinite;
}
.pulse-node.p1 { top: 18%; left: 12%; animation-delay: 0s; }
.pulse-node.p2 { top: 72%; left: 22%; animation-delay: 1.1s; }
.pulse-node.p3 { top: 30%; left: 82%; animation-delay: 2.2s; }
.pulse-node.p4 { top: 78%; left: 76%; animation-delay: 0.6s; }
.pulse-node.p5 { top: 52%; left: 6%;  animation-delay: 3.1s; }
.pulse-node.p6 { top: 10%; left: 58%; animation-delay: 1.8s; }

@keyframes node-pulse {
  0%, 100% { opacity: 0.15; box-shadow: 0 0 6px 1px var(--neon-glow); transform: scale(0.9); }
  50%      { opacity: 1;    box-shadow: 0 0 18px 5px var(--neon-glow); transform: scale(1.15); }
}

.circuit-bg::after {
  /* dezenter Vignette-Abfall zu den Raendern, haelt den Blick im Zentrum */
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, transparent 35%, var(--void) 92%);
}

/* ---------- Layout ---------- */

.stage {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 6vh 5vw;
  gap: 28px;
}

.brand-row {
  display: flex;
  align-items: baseline;
  gap: 14px;
  font-family: var(--font-display);
}

.brand-mark {
  font-size: clamp(28px, 4vw, 44px);
  letter-spacing: 0.14em;
  color: var(--text-hi);
  text-shadow: 0 0 18px var(--neon-glow);
}

.brand-mark .accent { color: var(--neon); }

.brand-sub {
  font-size: 12px;
  letter-spacing: 0.24em;
  color: var(--text-dim);
  text-transform: uppercase;
}

/* ---------- Terminal-Fenster ---------- */

.terminal {
  position: relative;
  width: min(720px, 92vw);
  background: linear-gradient(180deg, var(--panel) 0%, #060b08 100%);
  border: 1px solid var(--panel-edge);
  border-radius: 4px;
  padding: 30px 34px 26px;
  box-shadow:
    0 0 0 1px rgba(57, 255, 140, 0.08),
    0 0 40px -6px var(--neon-glow),
    inset 0 0 60px -20px rgba(57, 255, 140, 0.15);
  animation: border-breathe 3.4s ease-in-out infinite;
}

@keyframes border-breathe {
  0%, 100% { box-shadow: 0 0 0 1px rgba(57,255,140,0.08), 0 0 30px -8px var(--neon-glow), inset 0 0 60px -20px rgba(57,255,140,0.12); }
  50%      { box-shadow: 0 0 0 1px rgba(57,255,140,0.18), 0 0 52px -4px var(--neon-glow), inset 0 0 70px -14px rgba(57,255,140,0.22); }
}

/* holografische Eckmarken */
.corner {
  position: absolute;
  width: 22px;
  height: 22px;
  border: 2px solid var(--neon);
  opacity: 0.85;
  filter: drop-shadow(0 0 6px var(--neon-glow));
}
.corner.tl { top: -1px; left: -1px; border-right: none; border-bottom: none; }
.corner.tr { top: -1px; right: -1px; border-left: none; border-bottom: none; }
.corner.bl { bottom: -1px; left: -1px; border-right: none; border-top: none; }
.corner.br { bottom: -1px; right: -1px; border-left: none; border-top: none; }

.term-head {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.16em;
  color: var(--text-dim);
  border-bottom: 1px solid var(--circuit);
  padding-bottom: 12px;
  margin-bottom: 20px;
  text-transform: uppercase;
}

.term-head .dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--neon);
  box-shadow: 0 0 8px 2px var(--neon-glow);
  margin-right: 8px;
  animation: node-pulse 2.6s ease-in-out infinite;
}

.term-body {
  min-height: 168px;
  font-size: 15px;
  line-height: 1.7;
  color: var(--text-mid);
}

.term-body .line {
  margin: 0 0 10px;
}

.term-body .hi { color: var(--text-hi); }
.term-body .accent { color: var(--neon); }

.caret {
  display: inline-block;
  width: 9px;
  height: 16px;
  background: var(--neon);
  box-shadow: 0 0 10px 2px var(--neon-glow);
  vertical-align: -2px;
  animation: blink 1s step-end infinite;
}

@keyframes blink {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

/* ---------- Boot / Countdown ---------- */

.boot-bar {
  margin-top: 22px;
  padding-top: 16px;
  border-top: 1px solid var(--circuit);
  display: flex;
  align-items: center;
  gap: 14px;
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.14em;
  color: var(--text-dim);
  text-transform: uppercase;
}

.boot-track {
  position: relative;
  flex: 1;
  height: 3px;
  background: var(--circuit-dim);
  border-radius: 2px;
  overflow: hidden;
}

.boot-fill {
  position: absolute;
  inset: 0;
  width: 38%;
  background: linear-gradient(90deg, var(--amber), var(--neon));
  box-shadow: 0 0 10px 1px var(--amber-glow);
  animation: fill-pulse 2.2s ease-in-out infinite;
}

@keyframes fill-pulse {
  0%, 100% { filter: brightness(0.85); }
  50%      { filter: brightness(1.25); }
}

.boot-count { color: var(--amber); min-width: 3.5em; text-align: right; }

.stream-tag {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--text-dim);
  text-transform: uppercase;
}
.stream-tag .accent { color: var(--amber); }

/* ---------- Auth-Formular (im Terminal eingebettet) ---------- */

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-top: 4px;
}
.auth-form[hidden] {
  display: none;
}

.auth-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
  font-size: 11px;
  letter-spacing: 0.12em;
  color: var(--text-dim);
  text-transform: uppercase;
}

.auth-row input[type="email"],
.auth-row input[type="password"] {
  background: var(--void);
  border: 1px solid var(--circuit);
  color: var(--text-hi);
  font-family: var(--font-body);
  font-size: 14px;
  padding: 9px 11px;
  border-radius: 2px;
  outline: none;
}
.auth-row input:focus {
  border-color: var(--neon);
  box-shadow: 0 0 0 1px var(--neon), 0 0 10px -2px var(--neon-glow);
}

.auth-row--tier {
  flex-direction: row;
  align-items: center;
  gap: 18px;
}
.tier-opt {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--text-mid);
  text-transform: none;
  letter-spacing: 0;
  font-size: 13px;
  cursor: pointer;
}
.tier-opt input { accent-color: var(--neon); }

.auth-actions {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-top: 4px;
}

.auth-actions button[type="submit"] {
  background: linear-gradient(180deg, rgba(57,255,140,0.16), rgba(57,255,140,0.05));
  border: 1px solid var(--neon-dim);
  color: var(--text-hi);
  font-family: var(--font-display);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-size: 12px;
  padding: 10px 18px;
  border-radius: 2px;
  cursor: pointer;
  transition: box-shadow .2s ease, border-color .2s ease;
}
.auth-actions button[type="submit"]:hover {
  border-color: var(--neon);
  box-shadow: 0 0 16px -4px var(--neon-glow);
}

#authSwitch {
  background: none;
  border: none;
  color: var(--text-dim);
  font-family: var(--font-body);
  font-size: 12px;
  text-decoration: underline;
  cursor: pointer;
  padding: 0;
}
#authSwitch:hover { color: var(--text-mid); }

.auth-actions--magic { margin-top: -6px; }

#authMagicLink {
  background: none;
  border: none;
  color: var(--text-dim);
  font-family: var(--font-body);
  font-size: 12px;
  text-decoration: underline;
  cursor: pointer;
  padding: 0;
}
#authMagicLink:hover { color: var(--text-mid); }
#authMagicLink:disabled { opacity: 0.5; cursor: default; }

.auth-error {
  color: var(--amber);
  font-size: 12px;
  margin: 0;
}

.auth-hint {
  color: var(--neon);
  font-size: 12px;
  margin: 0;
}

/* ---------- Start-Gate (Audio/TTS erfordern User-Geste) ---------- */

.start-gate {
  background: none;
  border: 1px solid var(--neon-dim);
  color: var(--text-hi);
  font-family: var(--font-display);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  font-size: 12px;
  padding: 10px 20px;
  border-radius: 2px;
  cursor: pointer;
}
.start-gate:hover {
  border-color: var(--neon);
  box-shadow: 0 0 16px -4px var(--neon-glow);
}