@import url('https://fonts.googleapis.com/css2?family=IBM+Plex+Mono:wght@400;500;700&family=IBM+Plex+Sans:wght@300;400;600&display=swap');

:root {
  --bg:      #060e15;
  --panel:   #0b1a24;
  --panel2:  #0e2030;
  --border:  #162a38;
  --border2: #1e3a50;
  --accent:  #00dfa2;
  --accent2: #00b8ff;
  --warn:    #f5c842;
  --danger:  #ff4d5a;
  --text:    #cce8f4;
  --muted:   #4a7080;
  --muted2:  #6a90a0;
  --s0: #00dfa2;
  --s1: #80e000;
  --s2: #f5c842;
  --s3: #ff8c00;
  --s4: #ff3a3a;
  --font-mono: 'IBM Plex Mono', monospace;
  --font-sans: 'IBM Plex Sans', sans-serif;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
html, body { height: 100%; overflow: hidden; }
body {
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 13px;
}

/* ═══════════════════════════════════════════
   LAYOUT
═══════════════════════════════════════════ */
#app  { display: grid; grid-template-rows: 48px 1fr; height: 100vh; }
#main { display: grid; grid-template-columns: 1fr 380px; overflow: hidden; }

/* Header */
header {
  background: var(--panel);
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  padding: 0 20px;
  gap: 16px;
}
header h1 {
  font-size: 13px;
  font-weight: 700;
  color: var(--accent);
  letter-spacing: 3px;
  text-transform: uppercase;
  white-space: nowrap;
}
.hdr-sep { width: 1px; height: 20px; background: var(--border); }
.badge {
  background: #071520;
  border: 1px solid var(--border);
  padding: 2px 9px;
  border-radius: 2px;
  font-size: 10px;
  color: var(--muted);
  letter-spacing: 1px;
  transition: all .3s;
}
.badge.ok   { border-color: var(--accent); color: var(--accent); }
.badge.warn { border-color: var(--warn);   color: var(--warn); }
.badge.run  { border-color: var(--warn); color: var(--warn); animation: blink 1s infinite; }

@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: .4; } }

/* Tab bar */
#tabBar { margin-left: auto; display: flex; gap: 4px; }
.tab {
  padding: 5px 14px;
  font-family: var(--font-mono);
  font-size: 11px;
  cursor: pointer;
  border: 1px solid var(--border);
  background: transparent;
  color: var(--muted);
  border-radius: 2px;
  letter-spacing: 1px;
  transition: all .2s;
}
.tab:hover  { color: var(--text); border-color: var(--border2); }
.tab.active { background: var(--accent); color: #000; border-color: var(--accent); font-weight: 700; }

/* ═══════════════════════════════════════════
   VIEWER (left)
═══════════════════════════════════════════ */
#viewer { position: relative; background: #000; overflow: hidden; }
video   { display: none; }
canvas#ov {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

/* HUD pills */
#hud {
  position: absolute;
  top: 12px;
  left: 12px;
  display: flex;
  flex-direction: column;
  gap: 5px;
  pointer-events: none;
  z-index: 10;
}
.hp {
  background: rgba(6, 14, 21, .82);
  border-left: 3px solid var(--accent);
  padding: 4px 11px;
  font-size: 12px;
  color: #fff;
  border-radius: 0 3px 3px 0;
  backdrop-filter: blur(4px);
}
.hp.w { border-left-color: var(--warn); }
.hp.d { border-left-color: var(--danger); }

/* Progress bar */
#progWrap {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 6px;
  background: rgba(0, 0, 0, .5);
  z-index: 10;
}
#progBar { height: 100%; width: 0%; background: var(--accent); transition: background .4s; }

/* Status row */
#statusRow {
  position: absolute;
  bottom: 14px;
  left: 12px;
  right: 12px;
  display: flex;
  gap: 6px;
  pointer-events: none;
  z-index: 10;
  flex-wrap: wrap;
}
.sp {
  background: rgba(6, 14, 21, .75);
  border: 1px solid var(--border);
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  color: var(--muted);
  backdrop-filter: blur(4px);
}
.sp.ok  { border-color: var(--accent); color: var(--accent); }
.sp.run { border-color: var(--warn); color: var(--warn); animation: blink 1s infinite; }

/* Score overlay */
#scoreOv {
  display: none;
  position: absolute;
  inset: 0;
  background: rgba(6, 14, 21, .92);
  z-index: 30;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  backdrop-filter: blur(8px);
}
#scoreOv.show { display: flex; }
#scoreBig     { font-size: 108px; font-weight: 700; line-height: 1; font-family: var(--font-sans); }
#scoreLabel   { font-size: 14px; letter-spacing: 3px; text-transform: uppercase; color: var(--text); }
#scoreReason  {
  font-size: 12px;
  color: var(--muted2);
  text-align: center;
  max-width: 380px;
  line-height: 1.8;
  font-family: var(--font-sans);
}
.s0 { color: var(--s0); }
.s1 { color: var(--s1); }
.s2 { color: var(--s2); }
.s3 { color: var(--s3); }
.s4 { color: var(--s4); }

/* ═══════════════════════════════════════════
   ONBOARDING GUIDE OVERLAY
═══════════════════════════════════════════ */
#guide { position: absolute; inset: 0; z-index: 50; pointer-events: none; }
.guide-step { position: absolute; opacity: 0; transition: opacity .4s; pointer-events: none; }
.guide-step.active { opacity: 1; pointer-events: all; }

.pulse-ring {
  position: absolute;
  border-radius: 50%;
  border: 2px solid var(--accent);
  animation: ringPulse 1.4s ease-out infinite;
  pointer-events: none;
}
@keyframes ringPulse {
  0%   { transform: scale(.8);  opacity: 1; }
  100% { transform: scale(2.2); opacity: 0; }
}

.gtip {
  position: absolute;
  background: var(--panel2);
  border: 1px solid var(--accent);
  border-radius: 6px;
  padding: 12px 16px;
  max-width: 240px;
  font-size: 12px;
  line-height: 1.65;
  font-family: var(--font-sans);
  box-shadow: 0 4px 24px rgba(0, 0, 0, .6);
  z-index: 51;
}
.gtip::before { content: ''; position: absolute; border: 6px solid transparent; }
.gtip.arrow-left::before   { left: -12px; top: 50%; transform: translateY(-50%); border-right-color: var(--accent); }
.gtip.arrow-right::before  { right: -12px; top: 50%; transform: translateY(-50%); border-left-color: var(--accent); }
.gtip.arrow-bottom::before { bottom: -12px; left: 50%; transform: translateX(-50%); border-top-color: var(--accent); }
.gtip.arrow-top::before    { top: -12px; left: 50%; transform: translateX(-50%); border-bottom-color: var(--accent); }
.gtip strong { color: var(--accent); display: block; margin-bottom: 4px; font-size: 13px; }
.gtip-nav    { display: flex; gap: 8px; margin-top: 10px; align-items: center; }
.gtip-btn  {
  padding: 5px 12px;
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 3px;
  cursor: pointer;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
}
.gtip-skip {
  font-size: 11px;
  color: var(--muted2);
  cursor: pointer;
  text-decoration: underline;
  background: none;
  border: none;
  font-family: var(--font-mono);
}
.gtip-dots { display: flex; gap: 4px; margin-left: auto; }
.dot    { width: 6px; height: 6px; border-radius: 50%; background: var(--border2); }
.dot.on { background: var(--accent); }

.guide-arrow {
  position: absolute;
  color: var(--accent);
  font-size: 28px;
  animation: arrowBounce .7s ease-in-out infinite alternate;
  pointer-events: none;
  z-index: 52;
  text-shadow: 0 0 12px var(--accent);
}
@keyframes arrowBounce {
  0%   { transform: translate(0, 0); }
  100% { transform: translate(var(--dx, 8px), var(--dy, 0)); }
}

/* ═══════════════════════════════════════════
   SIDE PANEL
═══════════════════════════════════════════ */
#side {
  background: var(--panel);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.sidepanel { display: none; flex-direction: column; height: 100%; overflow: hidden; }
.sidepanel.active { display: flex; }

.sec    { border-bottom: 1px solid var(--border); padding: 13px 16px; flex-shrink: 0; }
.stitle { font-size: 10px; letter-spacing: 2px; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }
.row    { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; margin-top: 6px; }
label   { font-size: 12px; color: var(--muted); font-family: var(--font-sans); }

button {
  padding: 7px 13px;
  border: 1px solid var(--border);
  background: #0a1e2a;
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 12px;
  cursor: pointer;
  border-radius: 3px;
  transition: all .15s;
}
button:hover    { border-color: var(--accent); color: var(--accent); }
button.pri      { background: var(--accent); color: #000; border-color: var(--accent); font-weight: 700; }
button.pri:hover { background: #00c07a; }
button.dng      { border-color: var(--danger); color: var(--danger); }
button.dng:hover { background: var(--danger); color: #fff; }
button:disabled { opacity: .3; cursor: not-allowed; }

select,
input[type=number],
input[type=text] {
  background: #071520;
  border: 1px solid var(--border);
  color: var(--text);
  font-family: var(--font-mono);
  font-size: 12px;
  padding: 5px 8px;
  border-radius: 3px;
}

/* Metric grid */
.mgrid { display: grid; grid-template-columns: 1fr 1fr; gap: 7px; margin-top: 6px; }
.mbox  { background: #071520; border: 1px solid var(--border); border-radius: 3px; padding: 8px 10px; }
.mname { font-size: 9px; color: var(--muted); letter-spacing: 1.5px; text-transform: uppercase; }
.mval  { font-size: 20px; font-weight: 700; color: var(--accent); margin-top: 2px; font-variant-numeric: tabular-nums; }
.munit { font-size: 10px; color: var(--muted); }

/* Logic panel */
#logicPanel {
  background: #071520;
  border: 1px solid var(--border);
  border-radius: 3px;
  padding: 9px 11px;
  margin-top: 7px;
  font-size: 11px;
}
.lrow {
  display: flex;
  justify-content: space-between;
  padding: 3px 0;
  border-bottom: 1px solid #0c1e28;
  align-items: center;
}
.lrow:last-child { border-bottom: none; }
.llabel { color: var(--muted); font-family: var(--font-sans); }
.lval   { font-weight: 700; color: var(--text); }
.lval.pass { color: var(--accent); }
.lval.fail { color: var(--danger); }
.lval.warn { color: var(--warn); }

#calibBar  { height: 5px; background: var(--accent); margin-top: 7px; border-radius: 3px; transition: width .3s; width: 0; }
#calibInfo { font-size: 11px; color: var(--muted); margin-top: 4px; font-family: var(--font-sans); }
.note {
  background: #071e10;
  border: 1px solid #1a4030;
  border-radius: 3px;
  padding: 8px 10px;
  font-size: 11px;
  color: #7adba0;
  line-height: 1.65;
  margin-top: 7px;
  font-family: var(--font-sans);
}

/* ═══════════════════════════════════════════
   RESEARCH DASHBOARD PANEL
═══════════════════════════════════════════ */
#dashPanel {
  flex: 1;
  overflow-y: auto;
  padding: 14px 16px;
  display: none;
  flex-direction: column;
  gap: 12px;
}
#dashPanel.active { display: flex; }

.dash-section { background: #071520; border: 1px solid var(--border); border-radius: 4px; padding: 12px 14px; }
.dash-title   { font-size: 10px; letter-spacing: 2px; text-transform: uppercase; color: var(--muted); margin-bottom: 10px; }

.chart-wrap { position: relative; height: 140px; width: 100%; }

.run-card {
  background: var(--panel2);
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 10px 12px;
  margin-bottom: 8px;
  font-size: 11px;
  position: relative;
}
.run-card-score  { position: absolute; top: 10px; right: 12px; font-size: 28px; font-weight: 700; font-family: var(--font-sans); line-height: 1; }
.run-card-time   { color: var(--muted2); font-size: 10px; margin-bottom: 4px; }
.run-card-detail { color: var(--muted2); line-height: 1.7; font-family: var(--font-sans); font-size: 11px; }

.dl-row { display: flex; gap: 6px; margin-top: 8px; flex-wrap: wrap; }
.dl-btn {
  padding: 4px 10px;
  font-size: 10px;
  letter-spacing: .5px;
  border: 1px solid var(--border2);
  background: #0a1a26;
  color: var(--muted2);
  cursor: pointer;
  border-radius: 3px;
  font-family: var(--font-mono);
  transition: all .15s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.dl-btn:hover     { border-color: var(--accent); color: var(--accent); }
.dl-btn.all       { background: var(--accent); color: #000; border-color: var(--accent); font-weight: 700; }
.dl-btn.all:hover { background: #00c07a; }

#noRuns { color: var(--muted); font-size: 12px; font-family: var(--font-sans); padding: 20px 0; text-align: center; }

.traj-canvas { width: 100%; height: 80px; display: block; background: #040d13; border-radius: 3px; margin-top: 6px; }

#bigDlAll {
  width: 100%;
  padding: 12px;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  background: var(--accent);
  color: #000;
  border: none;
  border-radius: 4px;
  cursor: pointer;
  font-family: var(--font-mono);
  margin-top: 4px;
  transition: background .2s;
}
#bigDlAll:hover    { background: #00c07a; }
#bigDlAll:disabled { opacity: .3; cursor: not-allowed; }

/* Countdown overlay */
#countdown      { position: absolute; inset: 0; display: none; align-items: center; justify-content: center; pointer-events: none; z-index: 25; }
#countdown.show { display: flex; }
#cdNum {
  font-family: var(--font-sans);
  font-size: 180px;
  font-weight: 700;
  line-height: 1;
  color: #fff;
  text-shadow: 0 0 60px rgba(0, 223, 162, .7), 0 0 120px rgba(0, 223, 162, .35);
  animation: cdPop .35s cubic-bezier(.17, .67, .35, 1.4);
}
@keyframes cdPop {
  0%   { transform: scale(1.4); opacity: 0; }
  100% { transform: scale(1);   opacity: 1; }
}
#cdLabel {
  position: absolute;
  bottom: 30%;
  font-size: 14px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: rgba(255, 255, 255, .5);
  font-family: var(--font-mono);
}

/* Pre-test countdown overlay */
#countdownOv      { display: none; position: absolute; inset: 0; z-index: 40; background: rgba(6, 14, 21, .75); backdrop-filter: blur(6px); align-items: center; justify-content: center; flex-direction: column; gap: 12px; }
#countdownOv.show { display: flex; }
#countdownNum {
  font-size: 160px;
  font-weight: 700;
  font-family: var(--font-sans);
  line-height: 1;
  color: var(--accent);
  animation: cPop .4s cubic-bezier(.2, 1.6, .4, 1) forwards;
}
@keyframes cPop {
  0%   { transform: scale(1.6); opacity: 0; }
  100% { transform: scale(1);   opacity: 1; }
}
#countdownLabel {
  font-size: 14px;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--muted2);
  font-family: var(--font-sans);
}

/* HUD timer pill */
#hTimer {
  font-size: 28px !important;
  font-weight: 700;
  font-family: var(--font-sans) !important;
  min-width: 52px;
  text-align: center;
  line-height: 1.1;
  padding: 6px 16px !important;
}

/* Guide toggle */
#guideToggle {
  position: absolute;
  top: 12px;
  right: 12px;
  z-index: 20;
  background: rgba(6, 14, 21, .8);
  border: 1px solid var(--accent);
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 11px;
  padding: 5px 10px;
  cursor: pointer;
  border-radius: 3px;
  backdrop-filter: blur(4px);
}
#guideToggle:hover { background: var(--accent); color: #000; }

/* Guide dimmer */
#guideDimmer {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, .55);
  opacity: 0;
  transition: opacity .4s;
  pointer-events: none;
  z-index: 49;
}
#guideDimmer.on { opacity: 1; }