:root {
  color-scheme: dark;
  --bg: #000000;
  --panel-bg: rgba(0, 8, 16, 0.45);
  --panel-border: rgba(0, 229, 255, 0.15);
  --cyan: #00e5ff;
  --blue: #0a369d;
  --text: #e0f7fa;
  --muted: #5c8a9e;
  --dark-cyan: rgba(0, 229, 255, 0.1);
  --font-sans: "Inter", ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  --font-mono: "Fira Code", "Courier New", Consolas, monospace;
}

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

html {
  min-height: 100vh;
  background-color: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  overflow: hidden;
}

body {
  min-height: 100vh;
  background: transparent;
  display: flex;
  flex-direction: column;
}

/* Background Canvas for the 3D Brain Grid */
#brain-canvas {
  position: fixed;
  inset: 0;
  width: 100%;
  height: 100%;
  z-index: -3;
  pointer-events: none;
  opacity: 0.58; /* Subtle and mysterious presence */
  transition: opacity 1s ease;
}

/* Technological Grid Overlay */
body::before {
  position: fixed;
  inset: 0;
  z-index: -2;
  content: "";
  background-image:
    linear-gradient(rgba(0, 229, 255, 0.02) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 229, 255, 0.02) 1px, transparent 1px);
  background-size: 40px 48px;
  pointer-events: none;
  mask-image: radial-gradient(circle at center, rgba(0,0,0,1) 30%, rgba(0,0,0,0.4) 100%);
}

/* Retro Scanlines Filter */
body::after {
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  content: "";
  background: linear-gradient(
    rgba(18, 16, 16, 0) 50%, 
    rgba(0, 0, 0, 0.28) 50%
  );
  background-size: 100% 4px;
  opacity: 0.4;
}

/* HUD Interface Layout Container */
.hud-interface {
  display: flex;
  flex-direction: column;
  height: 100vh;
  width: 100vw;
  padding: 12px;
  gap: 12px;
}

/* Top & Bottom Technical Bars */
.hud-header, .hud-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 8px 16px;
  border: 1px solid var(--panel-border);
  background: var(--panel-bg);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.05em;
  color: var(--muted);
}

.hud-logo {
  color: var(--cyan);
  font-weight: bold;
}

/* Dynamic ticker line */
.hud-ticker {
  font-weight: 500;
  opacity: 0.85;
}

/* Workspace Panels Grid */
.hud-grid {
  display: grid;
  grid-template-columns: 300px 1fr 280px;
  gap: 12px;
  flex: 1;
  min-height: 0; /* Ensures inner overflow scrolls work correctly */
}

/* Standard HUD Panels */
.hud-panel {
  display: flex;
  flex-direction: column;
  border: 1px solid var(--panel-border);
  background: var(--panel-bg);
  overflow: hidden;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.panel-header {
  padding: 8px 14px;
  background: rgba(0, 229, 255, 0.04);
  border-bottom: 1px solid var(--panel-border);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: bold;
  letter-spacing: 0.08em;
  color: var(--cyan);
}

.panel-content {
  padding: 16px;
  font-family: var(--font-mono);
  font-size: 0.78rem;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

/* Diagnostics telemetry fields */
.telemetry-item {
  display: flex;
  justify-content: space-between;
  border-bottom: 1px dashed rgba(0, 229, 255, 0.08);
  padding-bottom: 6px;
}

.telemetry-item .label {
  color: var(--muted);
}

.telemetry-item .value {
  color: #fff;
  font-weight: bold;
}

.telemetry-item .value.cyan {
  color: var(--cyan);
}

/* Dynamic logs terminal */
.log-terminal {
  flex: 1;
  overflow-y: auto;
  font-size: 0.7rem;
  line-height: 1.45;
  color: var(--muted);
  gap: 4px !important;
  padding: 12px;
  border: 1px solid rgba(0, 229, 255, 0.05);
  background: rgba(0, 0, 0, 0.35);
}

.log-terminal div {
  white-space: nowrap;
}

.log-terminal .info { color: #88c0d0; }
.log-terminal .success { color: var(--cyan); }
.log-terminal .warn { color: #ebcb8b; }

/* Main focal core workspace */
.main-core {
  background: transparent;
  border: none;
  justify-content: center;
  align-items: center;
  padding: 12px;
}

.core-box {
  position: relative;
  width: min(860px, 100%);
  padding: clamp(28px, 6vw, 68px);
  border: 1px solid var(--panel-border);
  background: var(--panel-bg);
  box-shadow: 0 0 50px rgba(0, 229, 255, 0.03);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

/* HUD bracket corners decoration */
.corner {
  position: absolute;
  width: 16px;
  height: 16px;
  border: 2px solid var(--cyan);
}
.corner-tl { top: -2px; left: -2px; border-right: none; border-bottom: none; }
.corner-tr { top: -2px; right: -2px; border-left: none; border-bottom: none; }
.corner-bl { bottom: -2px; left: -2px; border-right: none; border-top: none; }
.corner-br { bottom: -2px; right: -2px; border-left: none; border-top: none; }

.eyebrow {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--cyan);
  letter-spacing: 0.18em;
  margin-bottom: 24px;
  text-transform: uppercase;
}

h1 {
  font-size: clamp(2.2rem, 5.2vw, 4.2rem); /* Más grande y monolítico */
  line-height: 1.12;
  text-align: center;
  margin-bottom: 24px;
  color: #b2d8e4; /* Tono cian-gris-plata suave y de bajo contraste, súper agradable a la vista */
  /* Eliminamos text-transform: uppercase para que conserve su estilo original de mayúsculas/minúsculas y sea legible */
  letter-spacing: -0.015em;
  text-shadow: 0 0 30px rgba(0, 229, 255, 0.22); /* Brillo cian suave */
}

.intro {
  color: var(--muted);
  font-size: clamp(0.92rem, 1.8vw, 1.15rem);
  line-height: 1.62;
  text-align: center;
  max-width: 580px;
  margin-bottom: 38px;
}

/* Interactive technical terminal prompt */
.contact-terminal {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: rgba(0, 0, 0, 0.5);
  border: 1px solid var(--panel-border);
  padding: 12px 20px;
  font-family: var(--font-mono);
  font-size: clamp(0.82rem, 1.6vw, 0.95rem);
  transition: border-color 0.25s ease;
}

.contact-terminal:hover {
  border-color: var(--cyan);
}

.prompt-symbol {
  color: var(--cyan);
  font-weight: bold;
}

.command-text {
  color: var(--muted);
}

.contact-link {
  color: var(--cyan);
  text-decoration: none;
  font-weight: bold;
}

.contact-link:hover {
  text-shadow: 0 0 10px var(--cyan);
}

.terminal-cursor {
  display: inline-block;
  width: 8px;
  height: 15px;
  background: var(--cyan);
  animation: blink 1s step-end infinite;
}

/* Right Sidebar Selector / Buttons */
.language-switcher {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.language-switcher button {
  background: rgba(0, 0, 0, 0.3);
  border: 1px solid var(--panel-border);
  color: var(--muted);
  padding: 10px 14px;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  font-weight: bold;
  text-align: left;
  cursor: pointer;
  display: flex;
  align-items: center;
  gap: 10px;
  width: 100%;
  transition: all 0.2s ease;
}

.switch-indicator {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #222;
  box-shadow: inset 0 0 3px #000;
}

.language-switcher button:hover {
  border-color: var(--cyan);
  color: #fff;
  background: rgba(0, 229, 255, 0.02);
}

.language-switcher button.active {
  border-color: var(--cyan);
  background: rgba(0, 229, 255, 0.05);
  color: var(--cyan);
}

.language-switcher button.active .switch-indicator {
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
}

/* Network map styles */
.net-map-content {
  align-items: center;
  justify-content: center;
  gap: 16px;
}

.ascii-art {
  font-family: var(--font-mono);
  font-size: 0.72rem;
  line-height: 1.25;
  color: var(--muted);
  background: rgba(0, 0, 0, 0.25);
  padding: 12px 20px;
  border: 1px dashed rgba(0, 229, 255, 0.1);
  letter-spacing: 0.35em;
  opacity: 0.8;
}

.net-status {
  font-size: 0.65rem;
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
  letter-spacing: 0.05em;
  font-family: var(--font-mono);
}

.pulse-dot {
  display: inline-block;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--cyan);
  box-shadow: 0 0 8px var(--cyan);
  animation: pulse-glow 1.5s ease-in-out infinite;
}

/* Animations */
@keyframes blink {
  50% { opacity: 0; }
}

@keyframes pulse-glow {
  0%, 100% { transform: scale(1); opacity: 0.5; box-shadow: 0 0 2px var(--cyan); }
  50% { transform: scale(1.2); opacity: 1; box-shadow: 0 0 10px var(--cyan); }
}

/* Responsive HUD rules */
@media (max-width: 980px) {
  .hud-grid {
    grid-template-columns: 1fr;
  }
  
  .sidebar-left, .sidebar-right {
    display: none; /* Hide sidebars on smaller screens to prioritize center text & 3D brain */
  }

  .hud-header .hud-ticker {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  .terminal-cursor, .pulse-dot {
    animation: none !important;
  }
}