:root {
  --amber: #ffb300;
  --amber-dim: #c47d00;
  --amber-dark: #3d2500;
  --cyan: #00e5ff;
  --cyan-dim: #00a0b5;
  --red: #ff1744;
  --red-dim: #b00020;
  --green: #00e676;
  --green-dim: #007a3d;
  --bg: #020608;
  --bg2: #050d10;
  --panel: rgba(2, 15, 20, 0.85);
  --border: rgba(0, 229, 255, 0.25);
  --border-amber: rgba(255, 179, 0, 0.35);
  --glow-cyan: 0 0 8px rgba(0,229,255,0.8), 0 0 20px rgba(0,229,255,0.3);
  --glow-amber: 0 0 8px rgba(255,179,0,0.8), 0 0 20px rgba(255,179,0,0.3);
  --glow-red: 0 0 8px rgba(255,23,68,0.8), 0 0 20px rgba(255,23,68,0.3);
}

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

html, body {
  width: 100%; height: 100%;
  background: var(--bg);
  color: var(--cyan);
  font-family: 'Share Tech Mono', monospace;
  overflow: hidden;
  cursor: crosshair;
}

/* SCANLINES OVERLAY */
body::before {
  content: '';
  position: fixed; inset: 0; z-index: 9999; pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,0,0,0.08) 2px,
    rgba(0,0,0,0.08) 4px
  );
  animation: scanroll 12s linear infinite;
}
@keyframes scanroll { from { background-position: 0 0; } to { background-position: 0 100vh; } }

/* VIGNETTE */
body::after {
  content: '';
  position: fixed; inset: 0; z-index: 9998; pointer-events: none;
  background: radial-gradient(ellipse at center, transparent 40%, rgba(0,0,0,0.75) 100%);
}

/* BG CANVAS */
#bg-canvas {
  position: fixed; inset: 0; z-index: 0;
  width: 100%; height: 100%;
}

/* GLITCH NOISE OVERLAY */
#noise-canvas {
  position: fixed; inset: 0; z-index: 1; pointer-events: none;
  opacity: 0.03;
}

/* MASTER LAYOUT GRID */
#hud {
  position: fixed; inset: 0; z-index: 10;
  display: grid;
  grid-template-columns: 280px 1fr 280px;
  grid-template-rows: 56px 1fr 140px;
  gap: 6px;
  padding: 8px;
  opacity: 0;
  animation: hudReveal 1.8s cubic-bezier(0.16, 1, 0.3, 1) 0.5s forwards;
}
@keyframes hudReveal { from { opacity: 0; transform: scale(1.01); } to { opacity: 1; transform: scale(1); } }

/* CORNER FRAME MIXIN */
.panel {
  background: var(--panel);
  border: 1px solid var(--border);
  backdrop-filter: blur(8px);
  position: relative;
}
.panel::before, .panel::after {
  content: ''; position: absolute; width: 12px; height: 12px; z-index: 2;
}
.panel::before { top: -1px; left: -1px; border-top: 2px solid var(--cyan); border-left: 2px solid var(--cyan); }
.panel::after  { bottom: -1px; right: -1px; border-bottom: 2px solid var(--cyan); border-right: 2px solid var(--cyan); }
.panel.amber { border-color: var(--border-amber); }
.panel.amber::before { border-color: var(--amber); }
.panel.amber::after  { border-color: var(--amber); }
.panel.red { border-color: rgba(255,23,68,0.3); }
.panel.red::before { border-color: var(--red); }
.panel.red::after  { border-color: var(--red); }

/* ═══ TOP BAR ═══ */
#topbar {
  grid-column: 1 / -1;
  display: flex; align-items: center; gap: 16px;
  padding: 0 16px;
  border-color: var(--border-amber);
  overflow: hidden;
}
#topbar::before { border-color: var(--amber); }
#topbar::after  { border-color: var(--amber); }

.top-logo {
  font-family: 'Orbitron', sans-serif;
  font-weight: 900; font-size: 18px;
  color: var(--amber);
  text-shadow: var(--glow-amber);
  letter-spacing: 4px;
  white-space: nowrap;
  flex-shrink: 0;
}
.top-divider { width: 1px; height: 30px; background: var(--border-amber); flex-shrink: 0; }
.top-subtitle {
  font-size: 10px; color: rgba(255,179,0,0.6); letter-spacing: 2px;
  flex-shrink: 0;
}

#top-ticker {
  flex: 1; overflow: hidden; position: relative;
  height: 18px;
}
#ticker-inner {
  display: flex; gap: 40px; white-space: nowrap;
  font-size: 10px; color: rgba(0,229,255,0.5);
  letter-spacing: 1px;
  animation: tickerScroll 40s linear infinite;
}
@keyframes tickerScroll { from { transform: translateX(0); } to { transform: translateX(-50%); } }

#top-clock {
  font-family: 'Orbitron', sans-serif; font-size: 13px;
  color: var(--amber); text-shadow: var(--glow-amber);
  flex-shrink: 0; letter-spacing: 3px;
}

.top-status-dots { display: flex; gap: 6px; flex-shrink: 0; }
.dot { width: 8px; height: 8px; border-radius: 50%; }
.dot.g { background: var(--green); box-shadow: 0 0 6px var(--green); animation: blink 2s infinite; }
.dot.y { background: var(--amber); box-shadow: 0 0 6px var(--amber); animation: blink 3.3s 0.5s infinite; }
.dot.r { background: var(--red); box-shadow: 0 0 6px var(--red); animation: blink 1.7s 1s infinite; }
@keyframes blink { 0%,100%{opacity:1} 50%{opacity:0.2} }

/* ═══ LEFT PANEL ═══ */
#left-panel {
  display: flex; flex-direction: column; gap: 6px;
}

#emblem-box {
  padding: 12px 14px;
  flex-shrink: 0;
}
.emblem-header {
  font-family: 'Orbitron', sans-serif; font-size: 11px; font-weight: 700;
  color: var(--amber); letter-spacing: 3px;
  text-shadow: var(--glow-amber);
  margin-bottom: 8px;
}
#emblem-svg { display: block; margin: 0 auto; }

/* Tabs */
#tab-panel { flex-shrink: 0; }
.tab-row {
  display: flex; border-bottom: 1px solid var(--border);
}
.tab {
  flex: 1; padding: 7px 4px; text-align: center;
  font-size: 9px; letter-spacing: 1.5px; color: rgba(0,229,255,0.4);
  cursor: pointer; transition: all 0.2s;
  border-right: 1px solid var(--border);
  user-select: none;
}
.tab:last-child { border-right: none; }
.tab:hover { color: var(--cyan); background: rgba(0,229,255,0.05); }
.tab.active {
  color: var(--cyan); background: rgba(0,229,255,0.1);
  text-shadow: var(--glow-cyan);
}
.tab-content { padding: 10px 12px; font-size: 10px; line-height: 1.8; }
.tab-content .row { display: flex; justify-content: space-between; margin-bottom: 4px; }
.tab-content .label { color: rgba(0,229,255,0.5); }
.tab-content .value { color: var(--amber); text-shadow: 0 0 6px rgba(255,179,0,0.5); }
.tab-content .bar-wrap { height: 3px; background: rgba(0,229,255,0.1); margin: 2px 0 6px; }
.tab-content .bar-fill { height: 100%; background: var(--cyan); transition: width 1s; }
.tab-content .bar-fill.amber { background: var(--amber); }
.tab-content .bar-fill.red { background: var(--red); }

/* Nav items */
#nav-list {
  flex: 1; overflow: hidden;
  padding: 8px 0;
}
.nav-item {
  display: flex; align-items: center; gap: 8px;
  padding: 6px 14px; font-size: 10px; letter-spacing: 1.5px;
  color: rgba(0,229,255,0.45); cursor: pointer;
  transition: all 0.15s; position: relative;
  text-decoration: none;
}
.nav-item::before {
  content: ''; position: absolute; left: 0; top: 0; bottom: 0;
  width: 2px; background: var(--cyan); transform: scaleY(0);
  transition: transform 0.15s; transform-origin: center;
}
.nav-item:hover { color: var(--cyan); background: rgba(0,229,255,0.06); padding-left: 18px; }
.nav-item:hover::before { transform: scaleY(1); }
.nav-item.active { color: var(--cyan); }
.nav-item.active::before { transform: scaleY(1); }
.nav-icon { font-size: 9px; opacity: 0.6; }

#alert-box {
  flex-shrink: 0; padding: 10px 12px;
  border-color: rgba(255,23,68,0.3);
}
.alert-box::before { border-color: var(--red); }
.alert-box::after  { border-color: var(--red); }
.alert-label {
  font-family: 'Orbitron', sans-serif; font-size: 9px; font-weight: 700;
  color: var(--red); letter-spacing: 3px;
  text-shadow: var(--glow-red);
  animation: blink 0.8s infinite;
  margin-bottom: 6px;
}
.alert-line { font-size: 9px; color: rgba(255,23,68,0.7); line-height: 1.7; }

/* ═══ CENTER ═══ */
#center-area {
  position: relative; overflow: hidden;
}
#center-area canvas { position: absolute; inset: 0; width: 100% !important; height: 100% !important; }

/* CENTER OVERLAY UI */
#center-overlay {
  position: absolute; inset: 0; pointer-events: none;
  z-index: 5;
}

.crosshair-ring {
  position: absolute; left: 50%; top: 50%;
  transform: translate(-50%, -50%);
  border-radius: 50%;
  border: 1px solid rgba(0,229,255,0.15);
}
.cr1 { width: 80px; height: 80px; animation: spinSlow 20s linear infinite; }
.cr1::before {
  content: ''; position: absolute; top: -3px; left: 50%; width: 6px; height: 6px;
  border-radius: 50%; background: var(--cyan); box-shadow: var(--glow-cyan);
  transform: translateX(-50%);
}
.cr2 { width: 160px; height: 160px; animation: spinSlow 35s linear infinite reverse; border-style: dashed; }
.cr3 { width: 260px; height: 260px; border: 1px solid rgba(255,179,0,0.08); animation: spinSlow 60s linear infinite; }
@keyframes spinSlow { from{transform: translate(-50%,-50%) rotate(0deg)} to{transform: translate(-50%,-50%) rotate(360deg)} }

/* Corner data labels */
.center-label {
  position: absolute; font-size: 9px; letter-spacing: 1.5px;
  color: rgba(0,229,255,0.5); line-height: 1.6;
}
.cl-tl { top: 12px; left: 12px; }
.cl-tr { top: 12px; right: 12px; text-align: right; }
.cl-bl { bottom: 12px; left: 12px; }
.cl-br { bottom: 12px; right: 12px; text-align: right; }
.center-label .v { color: var(--amber); text-shadow: 0 0 6px rgba(255,179,0,0.4); }

/* Target acquired flash */
#target-msg {
  position: absolute; bottom: 60px; left: 50%; transform: translateX(-50%);
  font-family: 'Orbitron', sans-serif; font-size: 11px; font-weight: 700;
  color: var(--red); letter-spacing: 5px;
  text-shadow: var(--glow-red);
  opacity: 0; white-space: nowrap;
  animation: targetFlash 6s 3s infinite;
}
@keyframes targetFlash {
  0%,100%{opacity:0} 5%{opacity:1} 15%{opacity:0.3} 20%{opacity:1} 30%{opacity:0} 70%,100%{opacity:0}
}

/* ═══ RIGHT PANEL ═══ */
#right-panel { display: flex; flex-direction: column; gap: 6px; }

#radar-box { flex-shrink: 0; padding: 10px 12px; height: 230px; }
.panel-title {
  font-family: 'Orbitron', sans-serif; font-size: 9px; font-weight: 700;
  letter-spacing: 3px; margin-bottom: 8px;
}
.pt-cyan { color: var(--cyan); text-shadow: var(--glow-cyan); }
.pt-amber{ color: var(--amber); text-shadow: var(--glow-amber); }
.pt-red  { color: var(--red);  text-shadow: var(--glow-red); }
#radar-canvas { display: block; margin: 0 auto; }

#target-box { flex: 1; padding: 10px 12px; overflow: hidden; }
#target-info { font-size: 10px; line-height: 2; }
.ti-row { display: flex; justify-content: space-between; border-bottom: 1px solid rgba(255,179,0,0.1); padding: 2px 0; }
.ti-label { color: rgba(255,179,0,0.5); font-size: 9px; letter-spacing: 1px; }
.ti-val { color: var(--amber); font-size: 10px; }
.ti-val.blink { animation: blink 1.2s infinite; }

#threat-gauge { margin-top: 10px; }
.gauge-label { font-size: 9px; color: rgba(255,23,68,0.6); letter-spacing: 2px; margin-bottom: 4px; }
.gauge-track { height: 6px; background: rgba(255,23,68,0.1); position: relative; overflow: hidden; }
.gauge-fill { height: 100%; background: linear-gradient(90deg, var(--amber), var(--red)); width: 0%; transition: width 2s; }
.gauge-tick-row { display: flex; justify-content: space-between; margin-top: 2px; font-size: 8px; color: rgba(255,23,68,0.3); }

/* ═══ BOTTOM BAR ═══ */
#bottom-bar { grid-column: 1 / -1; display: flex; gap: 6px; }

#log-panel { flex: 2; padding: 8px 12px; overflow: hidden; }
#log-output { font-size: 9px; line-height: 1.7; height: 100%; overflow: hidden; }
.log-line { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.log-ts { color: rgba(0,229,255,0.3); }
.log-tag { padding: 0 4px; margin-right: 4px; font-size: 8px; }
.log-tag.INFO { color: var(--cyan); border: 1px solid rgba(0,229,255,0.3); }
.log-tag.WARN { color: var(--amber); border: 1px solid rgba(255,179,0,0.3); }
.log-tag.ERR  { color: var(--red);  border: 1px solid rgba(255,23,68,0.3); }
.log-tag.SYS  { color: var(--green); border: 1px solid rgba(0,230,118,0.3); }
.log-body { color: rgba(0,229,255,0.6); }

#sound-panel { flex: 1; padding: 8px 12px; position: relative; overflow: hidden; }
#eq-canvas { display: block; }
.sound-label {
  position: absolute; top: 8px; left: 12px;
  font-family: 'Orbitron', sans-serif; font-size: 8px; font-weight: 700;
  color: rgba(0,229,255,0.4); letter-spacing: 3px;
}
.sound-hz {
  position: absolute; bottom: 8px; right: 12px;
  font-size: 8px; color: rgba(0,229,255,0.3); letter-spacing: 1px;
}

#status-panel { flex: 1; padding: 8px 12px; }
.sys-row { display: flex; justify-content: space-between; margin-bottom: 5px; font-size: 9px; }
.sys-label { color: rgba(0,229,255,0.4); letter-spacing: 1px; }
.sys-val { color: var(--green); }
.sys-bar { height: 2px; background: rgba(0,229,255,0.1); margin-bottom: 8px; }
.sys-bar-fill { height: 100%; background: var(--green); animation: sysBarPulse 3s ease-in-out infinite; }
@keyframes sysBarPulse { 0%,100%{opacity:1} 50%{opacity:0.4} }

/* GLITCH */
@keyframes glitch1 {
  0%,95%{clip-path:none;transform:none}
  96%{clip-path:polygon(0 20%,100% 20%,100% 25%,0 25%);transform:translateX(-3px)}
  97%{clip-path:polygon(0 60%,100% 60%,100% 65%,0 65%);transform:translateX(3px)}
  98%{clip-path:polygon(0 80%,100% 80%,100% 85%,0 85%);transform:translateX(-1px)}
  99%,100%{clip-path:none;transform:none}
}
#hud { animation: hudReveal 1.8s cubic-bezier(0.16, 1, 0.3, 1) 0.5s forwards, glitch1 8s 4s infinite; }

/* BOOT SEQUENCE */
#boot-overlay {
  position: fixed; inset: 0; z-index: 1000;
  background: var(--bg);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  animation: bootFade 0.6s ease-in-out 2.2s forwards;
}
@keyframes bootFade { to { opacity: 0; pointer-events: none; } }
#boot-text {
  font-family: 'Share Tech Mono', monospace; font-size: 11px;
  color: var(--cyan); line-height: 2;
  text-align: left; width: 400px;
}
#boot-bar-wrap { width: 400px; height: 2px; background: rgba(0,229,255,0.2); margin-top: 16px; }
#boot-bar { height: 100%; background: var(--cyan); width: 0%; animation: bootBarFill 1.8s ease-out forwards; }
@keyframes bootBarFill { to { width: 100%; } }

/* Hover link effect */
.nav-item::after {
  content: attr(data-cmd);
  position: absolute; right: 12px;
  font-size: 8px; color: rgba(0,229,255,0.3);
  opacity: 0; transition: opacity 0.15s;
}
.nav-item:hover::after { opacity: 1; }

/* ═══ TRANSITION EFFECTS ═══ */
#flash-overlay {
  position: fixed; inset: 0; z-index: 9999;
  background: #fff; opacity: 0; pointer-events: none;
  mix-blend-mode: overlay;
}
.flash-anim { animation: flashEffect 0.3s ease-out; }
@keyframes flashEffect {
  0%   { opacity: 0; }
  15%  { opacity: 0.9; }
  35%  { opacity: 0; }
  50%  { opacity: 0.6; }
  100% { opacity: 0; }
}

#transition-text-container {
  position: fixed; inset: 0; z-index: 9998;
  display: flex; align-items: center; justify-content: center;
  pointer-events: none; overflow: hidden;
}
#transition-text {
  font-family: 'Orbitron', sans-serif;
  font-weight: 900;
  font-size: 4rem;
  color: var(--cyan);
  text-shadow: 0 0 20px rgba(0,229,255,0.8), 0 0 40px rgba(0,229,255,0.4);
  transform: rotate(-10deg) scale(0.8) translateY(100px);
  opacity: 0;
  white-space: nowrap;
  letter-spacing: 0.15em;
}
.text-anim { animation: textSlideFlash 1.5s cubic-bezier(0.16, 1, 0.3, 1); }
@keyframes textSlideFlash {
  0% { transform: rotate(-10deg) scale(0.9) translateY(100px); opacity: 0; }
  20% { transform: rotate(-10deg) scale(1) translateY(0); opacity: 1; filter: blur(0px); }
  80% { transform: rotate(-10deg) scale(1.05) translateY(-20px); opacity: 1; filter: blur(0px); }
  100% { transform: rotate(-10deg) scale(1.1) translateY(-40px); opacity: 0; filter: blur(10px); }
}

/* Modifier for Japan map text color */
.text-japan {
  color: var(--green) !important;
  text-shadow: 0 0 20px rgba(0,230,118,0.8), 0 0 40px rgba(0,230,118,0.4) !important;
}