/* QRNGabri – Futuristic Dashboard CSS */
/* Theme: deep space dark + neon quantum glow */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;600;700;900&family=Share+Tech+Mono&display=swap');

/* ── Variables ─────────────────────────────────────────────────────────────── */
:root {
  --bg:        #060c18;
  --bg2:       #0a1122;
  --panel:     #0d1628;
  --border:    #1a2e52;
  --neon:      #00ffcc;
  --neon2:     #00aaff;
  --neon3:     #8b5cf6;
  --danger:    #ff4422;
  --warning:   #ffaa00;
  --text:      #c0d4f0;
  --dim:       #3d5580;
  --mono:      'Share Tech Mono', monospace;
  --display:   'Orbitron', sans-serif;
  --glow-g:    0 0 10px #00ff88, 0 0 30px #00ff8866, 0 0 60px #00ff8833;
  --glow-r:    0 0 10px #ff4422, 0 0 30px #ff442266, 0 0 60px #ff442233;
  --glow-c:    0 0 10px #00ffcc, 0 0 30px #00ffcc44;
  --glow-b:    0 0 10px #00aaff, 0 0 30px #00aaff44;
  --transition: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--mono);
  min-height: 100vh;
  overflow-x: hidden;
  background-image:
    radial-gradient(ellipse at 20% 20%, rgba(0,255,204,0.03) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 80%, rgba(0,170,255,0.03) 0%, transparent 60%);
}

/* ── Typography ──────────────────────────────────────────────────────────────── */
h1, h2, h3 { font-family: var(--display); letter-spacing: 0.1em; }

/* ── Scanline overlay (subtle retro effect) ────────────────────────────────── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,0.05) 2px,
    rgba(0,0,0,0.05) 4px
  );
  z-index: 9999;
}

/* ── Layout ──────────────────────────────────────────────────────────────────── */
.app-wrapper {
  max-width: 1400px;
  margin: 0 auto;
  padding: 1.5rem;
}

/* ── Header ──────────────────────────────────────────────────────────────────── */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1rem 0 2rem;
  border-bottom: 1px solid var(--border);
  margin-bottom: 2rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.logo {
  font-family: var(--display);
  font-size: clamp(1.4rem, 4vw, 2.2rem);
  font-weight: 900;
  color: var(--neon);
  text-shadow: var(--glow-c);
  letter-spacing: 0.15em;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.logo-sub {
  font-family: var(--mono);
  font-size: 0.65rem;
  color: var(--dim);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-top: 0.2rem;
}

.logo-sub .alpha-symbol {
  text-transform: none;
  font-family: 'Noto Sans', 'DejaVu Sans', 'Segoe UI Symbol', sans-serif;
}

.header-meta {
  font-size: 0.7rem;
  color: var(--dim);
  text-align: right;
  line-height: 1.8;
}

.header-meta span {
  color: var(--neon2);
}

/* ── Hero Random Number ──────────────────────────────────────────────────────── */
.hero {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 2rem;
  margin-bottom: 1.5rem;
  position: relative;
  overflow: hidden;
  text-align: center;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse at center, rgba(0,255,204,0.04) 0%, transparent 70%);
  pointer-events: none;
}

.hero::after {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--neon), var(--neon2), transparent);
  animation: headerPulse 3s ease-in-out infinite;
}

@keyframes headerPulse {
  0%, 100% { opacity: 0.4; }
  50%       { opacity: 1;   }
}

.hero-label {
  font-family: var(--display);
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  color: var(--dim);
  text-transform: uppercase;
  margin-bottom: 0.8rem;
}

.random-number {
  font-family: var(--display);
  font-size: clamp(1.8rem, 5vw, 3.5rem);
  font-weight: 900;
  color: var(--neon);
  text-shadow: var(--glow-c);
  letter-spacing: 0.05em;
  word-break: break-all;
  transition: all 0.5s ease;
}

.random-number.updating {
  animation: numberFlash 0.5s ease;
}

@keyframes numberFlash {
  0%   { opacity: 0; transform: scale(0.97); }
  100% { opacity: 1; transform: scale(1);    }
}

.random-sub {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-top: 1rem;
  flex-wrap: wrap;
}

.random-sub-item {
  font-size: 0.65rem;
  color: var(--dim);
  letter-spacing: 0.15em;
}

.random-sub-item span {
  display: block;
  color: var(--neon2);
  font-size: 0.75rem;
  margin-top: 0.2rem;
}

/* ── Grid ─────────────────────────────────────────────────────────────────────── */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.25rem;
  margin-bottom: 1.5rem;
}

@media (max-width: 1000px) {
  .grid-3 { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 640px) {
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
}

/* ── Panel ───────────────────────────────────────────────────────────────────── */
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.5rem;
  position: relative;
  overflow: hidden;
  transition: border-color var(--transition);
}

.panel:hover {
  border-color: rgba(0,255,204,0.3);
}

.panel::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--border), transparent);
  transition: background var(--transition);
}

.panel:hover::before {
  background: linear-gradient(90deg, transparent, var(--neon2), transparent);
}

.panel-title {
  font-family: var(--display);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  color: var(--neon2);
  text-transform: uppercase;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.panel-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

/* ── Health LED ──────────────────────────────────────────────────────────────── */
.health-center {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.2rem;
}

.led-container {
  position: relative;
  width: 80px;
  height: 80px;
}

.led-ring {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  animation: ledRing 2s ease-in-out infinite;
  opacity: 0;
}

.led-core {
  position: absolute;
  inset: 15px;
  border-radius: 50%;
  transition: all 0.6s ease;
}

.led-glass {
  position: absolute;
  top: 22px; left: 26px;
  width: 14px; height: 8px;
  border-radius: 50%;
  background: rgba(255,255,255,0.3);
  transform: rotate(-30deg);
}

/* Green – good */
.led-green .led-ring {
  background: radial-gradient(circle, rgba(0,255,136,0.3), transparent);
  animation: ledRingGreen 2s ease-in-out infinite;
}
.led-green .led-core {
  background: radial-gradient(circle at 40% 35%, #afffdd, #00ff88);
  box-shadow: var(--glow-g);
}

/* Red – bad */
.led-red .led-ring {
  background: radial-gradient(circle, rgba(255,68,34,0.3), transparent);
  animation: ledRingRed 1.5s ease-in-out infinite;
}
.led-red .led-core {
  background: radial-gradient(circle at 40% 35%, #ffaa88, #ff4422);
  box-shadow: var(--glow-r);
}

@keyframes ledRingGreen {
  0%, 100% { transform: scale(1);   opacity: 0.6; }
  50%       { transform: scale(1.5); opacity: 0;   }
}
@keyframes ledRingRed {
  0%, 100% { transform: scale(1);   opacity: 0.8; }
  50%       { transform: scale(1.6); opacity: 0;   }
}

.health-label {
  font-family: var(--display);
  font-size: 1.1rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  transition: color var(--transition), text-shadow var(--transition);
}

.health-label.ok   { color: #00ff88; text-shadow: var(--glow-g); }
.health-label.warn { color: var(--warning); }
.health-label.bad  { color: var(--danger);  text-shadow: var(--glow-r); }

.health-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.5rem 1.5rem;
  font-size: 0.68rem;
  color: var(--dim);
  text-align: center;
}

.health-stats dt { color: var(--dim); letter-spacing: 0.1em; font-size: 0.6rem; }
.health-stats dd { color: var(--text); font-size: 0.8rem; margin-top: 0.1rem; }

/* ── Stat block ──────────────────────────────────────────────────────────────── */
.stat-block {
  text-align: center;
  padding: 0.5rem;
}

.stat-value {
  font-family: var(--display);
  font-size: 1.8rem;
  font-weight: 700;
  color: var(--neon);
  text-shadow: var(--glow-c);
  letter-spacing: 0.05em;
  line-height: 1;
}

.stat-label {
  font-size: 0.62rem;
  color: var(--dim);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  margin-top: 0.4rem;
}

/* ── Charts ──────────────────────────────────────────────────────────────────── */
.chart-wrapper {
  position: relative;
  height: 250px;
}

.chart-controls {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 1rem;
}

.chart-controls label {
  font-size: 0.65rem;
  color: var(--dim);
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.input-dark {
  background: #060c18;
  border: 1px solid var(--border);
  color: var(--text);
  padding: 0.4rem 0.6rem;
  border-radius: 4px;
  font-family: var(--mono);
  font-size: 0.75rem;
  outline: none;
  transition: border-color 0.2s;
}

.input-dark:focus { border-color: var(--neon2); }

.btn {
  font-family: var(--display);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  padding: 0.4rem 0.9rem;
  border-radius: 4px;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}

.btn-primary {
  background: linear-gradient(90deg, #007a60, var(--neon));
  color: #000;
  font-weight: 700;
}
.btn-primary:hover { box-shadow: var(--glow-c); }

/* ── Recent numbers table ────────────────────────────────────────────────────── */
.data-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.72rem;
}

.data-table th {
  font-family: var(--display);
  font-size: 0.6rem;
  letter-spacing: 0.2em;
  color: var(--dim);
  text-align: left;
  padding: 0.5rem 0.75rem;
  border-bottom: 1px solid var(--border);
  text-transform: uppercase;
}

.data-table td {
  padding: 0.55rem 0.75rem;
  border-bottom: 1px solid rgba(26,46,82,0.5);
  color: var(--text);
  vertical-align: middle;
  font-family: var(--mono);
}

.data-table tr:hover td { background: rgba(0,255,204,0.02); }

.badge {
  display: inline-block;
  padding: 0.15rem 0.5rem;
  border-radius: 3px;
  font-size: 0.6rem;
  letter-spacing: 0.1em;
}

.badge-ok  { background: rgba(0,255,136,0.15); color: #00ff88; border: 1px solid rgba(0,255,136,0.3); }
.badge-bad { background: rgba(255,68,34,0.15);  color: #ff4422; border: 1px solid rgba(255,68,34,0.3);  }

/* ── Scrollbar ───────────────────────────────────────────────────────────────── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--neon2); }

/* ── Loading / skeleton ──────────────────────────────────────────────────────── */
.skeleton {
  background: linear-gradient(90deg, var(--panel) 25%, var(--border) 50%, var(--panel) 75%);
  background-size: 200% 100%;
  animation: shimmer 1.5s infinite;
  border-radius: 4px;
}

@keyframes shimmer {
  0%   { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* ── Footer ──────────────────────────────────────────────────────────────────── */
.footer {
  text-align: center;
  padding: 2rem 0 1rem;
  color: var(--dim);
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  border-top: 1px solid var(--border);
  margin-top: 2rem;
}