/* =========================================
   LOADING SCREEN
   ========================================= */

#loader {
  position: fixed;
  inset: 0;
  z-index: 9999;
  background: #020509;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: opacity 0.8s ease, transform 0.8s ease;
}

#loader.fade-out {
  opacity: 0;
  transform: scale(1.04);
  pointer-events: none;
}

#loader-matrix {
  position: absolute;
  inset: 0;
  opacity: 0.18;
}

.loader-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 28px;
  width: min(460px, 88vw);
}

/* Logo */
.loader-logo {
  font-family: var(--mono);
  font-size: clamp(2.2rem, 6vw, 3.2rem);
  font-weight: 700;
  color: var(--cyan);
  letter-spacing: 4px;
  text-shadow: 0 0 24px rgba(0,245,255,0.7), 0 0 60px rgba(0,245,255,0.3);
  animation: loaderPulse 2s ease-in-out infinite;
}

.loader-logo span { color: #fff; }

@keyframes loaderPulse {
  0%, 100% { text-shadow: 0 0 20px rgba(0,245,255,0.6), 0 0 50px rgba(0,245,255,0.2); }
  50%       { text-shadow: 0 0 40px rgba(0,245,255,0.9), 0 0 90px rgba(0,245,255,0.45), 0 0 140px rgba(0,245,255,0.15); }
}

/* Terminal box */
.loader-terminal {
  width: 100%;
  background: rgba(0,245,255,0.03);
  border: 1px solid rgba(0,245,255,0.18);
  border-radius: 10px;
  padding: 18px 22px;
  min-height: 140px;
  position: relative;
  overflow: hidden;
}

.loader-terminal::before {
  content: '● ● ●';
  display: block;
  font-size: 0.55rem;
  color: var(--muted);
  letter-spacing: 4px;
  margin-bottom: 12px;
}

.terminal-lines {
  display: flex;
  flex-direction: column;
  gap: 5px;
}

.terminal-line {
  font-family: var(--mono);
  font-size: 0.72rem;
  color: var(--muted);
  opacity: 0;
  transform: translateY(4px);
  transition: opacity 0.25s, transform 0.25s;
  line-height: 1.5;
}

.terminal-line.visible {
  opacity: 1;
  transform: translateY(0);
}

.terminal-line .prefix { color: var(--green); }
.terminal-line .ok     { color: var(--green); margin-left: 8px; }
.terminal-line .warn   { color: var(--orange); margin-left: 8px; }
.terminal-line .cyan   { color: var(--cyan); }

.terminal-cursor {
  display: inline-block;
  font-family: var(--mono);
  font-size: 0.75rem;
  color: var(--cyan);
  animation: blink 0.8s step-end infinite;
  margin-top: 5px;
}

/* Progress */
.loader-bar-wrap {
  width: 100%;
  height: 3px;
  background: rgba(0,245,255,0.1);
  border-radius: 2px;
  overflow: hidden;
}

.loader-bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--cyan), var(--purple), var(--cyan));
  background-size: 200% 100%;
  border-radius: 2px;
  transition: width 0.25s ease;
  animation: barShimmer 2s linear infinite;
  box-shadow: 0 0 12px rgba(0,245,255,0.6);
}

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

.loader-pct {
  font-family: var(--mono);
  font-size: 0.7rem;
  letter-spacing: 2px;
  color: var(--cyan);
  align-self: flex-end;
}

/* Scan line effect over the whole loader */
.loader-scan {
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: linear-gradient(90deg, transparent, rgba(0,245,255,0.4), transparent);
  animation: scanDown 3s linear infinite;
  pointer-events: none;
}

@keyframes scanDown {
  0%   { top: -2px; }
  100% { top: 100%; }
}