/* ──────────────────────────────────────────────────────────────────────────────
   PULSE — style.css  (v6: compact path map + rank HUD)
   Earth 2031. The Vreth occupation. Every human will be tested.
────────────────────────────────────────────────────────────────────────────── */

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

:root {
  --accent: #FF8C00;
  --gold:   #FFD700;
  --red:    #FF2200;
  --white:  #FFF4E0;
  --dim:    rgba(255,244,224,0.30);
  --font:   'Press Start 2P', 'Courier New', monospace;
  --bg:     #080200;
  --ember:  #FF4500;

  /* Vreth palette */
  --vreth-green:  #00FFB2;
  --vreth-blue:   #00CFFF;
  --vreth-dim:    rgba(0,255,178,0.12);
  --vreth-border: rgba(0,255,178,0.18);
}

html, body {
  width: 100%; height: 100%;
  overflow: hidden;
  background: var(--bg);
  font-family: var(--font);
  color: var(--white);
  -webkit-tap-highlight-color: transparent;
  user-select: none;
  touch-action: none;
  image-rendering: pixelated;
}

/* ── CRT SCANLINES ── */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,20,10,0.11) 2px,
    rgba(0,20,10,0.11) 4px
  );
  pointer-events: none;
  z-index: 200;
}

/* ── CANVAS ── */
#canvas {
  display: block;
  width: 100%; height: 100%;
  position: fixed;
  top: 0; left: 0;
  cursor: crosshair;
  will-change: transform;
  image-rendering: pixelated;
}

/* ── HUD ── */
#hud {
  position: fixed;
  top: 0; left: 0; right: 0;
  display: flex;
  align-items: flex-start;
  justify-content: center;
  padding: 22px 28px 0;
  pointer-events: none;
  z-index: 10;
}
#hud.hidden { opacity: 0; }

#hud-score {
  font-size: clamp(1.6rem, 5.5vw, 3rem);
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--white);
  text-shadow:
    3px 3px 0 var(--ember),
    6px 6px 0 rgba(255,69,0,0.35);
  line-height: 1;
  min-width: 80px;
  text-align: center;
  transition: transform 0.07s cubic-bezier(0.34,1.56,0.64,1);
}
#hud-score.bump { transform: scale(1.18); }

#hud-score.breakthrough {
  color: var(--gold);
  text-shadow: 3px 3px 0 #B8860B, 6px 6px 0 rgba(184,134,11,0.35);
}
#hud-score.godmode {
  color: var(--white);
  text-shadow: 3px 3px 0 var(--accent), 0 0 24px var(--accent);
}

#hud-combo {
  position: fixed;
  top: clamp(calc(22px + 2.8rem), calc(22px + 9vw), calc(22px + 5rem));
  left: 50%;
  transform: translateX(-50%);
  font-size: clamp(0.42rem, 1.6vw, 0.58rem);
  font-weight: 400;
  letter-spacing: 0.06em;
  color: var(--accent);
  text-shadow: 2px 2px 0 rgba(255,140,0,0.45);
  animation: comboFadeIn 0.2s steps(3) ease-out;
}
#hud-combo.hidden { display: none; }

@keyframes comboFadeIn {
  from { opacity: 0; transform: translateX(-50%) scale(0.8); }
  to   { opacity: 1; transform: translateX(-50%) scale(1); }
}

/* ── BEST SCORE + BEST RANK — top right ── */
#hud-best {
  position: fixed;
  top: 22px; right: 24px;
  font-size: 0.38rem;
  font-weight: 400;
  letter-spacing: 0.08em;
  color: var(--dim);
  line-height: 2;
  text-align: right;
}

#hud-best .best-label {
  font-size: 0.30rem;
  letter-spacing: 0.14em;
  color: rgba(255,244,224,0.22);
  display: block;
  line-height: 1.4;
}

#hud-best .best-score-val {
  font-size: 0.38rem;
  color: var(--dim);
  display: block;
  line-height: 1.6;
}

#hud-best .best-rank-label {
  font-size: 0.26rem;
  letter-spacing: 0.14em;
  color: rgba(0,255,178,0.20);
  display: block;
  line-height: 1.4;
  margin-top: 4px;
}

/* ── PAUSE BUTTON ── */
#pause-btn {
  position: fixed;
  /* sits just below the lives hearts row, top-left */
  top: 52px;
  left: 28px;
  z-index: 15;
  font-family: var(--font);
  font-size: 0.50rem;
  line-height: 1;
  color: rgba(255,244,224,0.55);
  background: transparent;
  border: 1px solid rgba(255,244,224,0.10);
  padding: 6px 9px;
  cursor: pointer;
  pointer-events: all;
  transition:
    color       0.12s ease,
    border-color 0.12s ease,
    background   0.12s ease,
    transform    0.08s steps(2);
  /* pixel-style: no rounded corners */
  border-radius: 0;
  min-width: 34px;
  min-height: 34px;
  display: flex;
  align-items: center;
  justify-content: center;
  -webkit-tap-highlight-color: transparent;
}
#pause-btn:hover {
  color: var(--white);
  border-color: rgba(255,244,224,0.30);
  background: rgba(255,244,224,0.06);
}
#pause-btn:active {
  transform: scale(0.90);
}
#pause-btn.hidden { display: none; }

/* ── RANK TAP HINT — subtle underline + pointer on best-rank-val ── */
#best-rank-val {
  display: block;
  font-size: 0.32rem;
  letter-spacing: 0.14em;
  line-height: 1.5;
  text-shadow: 0 0 8px currentColor;
  transition: color 0.4s ease, opacity 0.2s ease;
  cursor: pointer;
  /* dotted underline hints it's interactive without breaking pixel look */
  text-decoration: underline dotted rgba(0,255,178,0.25);
  text-underline-offset: 3px;
}
#best-rank-val:hover {
  opacity: 0.75;
}

/* ── PIXEL HEART LIVES ── */
#lives-hud {
  position: fixed;
  top: 24px;
  left: 28px;
  display: flex;
  flex-direction: row;
  gap: 26px;
  z-index: 10;
  pointer-events: none;
  align-items: center;
}
#lives-hud.hidden { display: none; }

.life-heart {
  display: inline-block;
  position: relative;
  width: 3px;
  height: 3px;
  background: transparent;
  box-shadow:
    3px  0px 0 0 #FF2D55,
    6px  0px 0 0 #FF2D55,
    12px 0px 0 0 #FF2D55,
    15px 0px 0 0 #FF2D55,
    0px  3px 0 0 #FF2D55,
    3px  3px 0 0 #FF4D6E,
    6px  3px 0 0 #FF2D55,
    9px  3px 0 0 #FF2D55,
    12px 3px 0 0 #FF4D6E,
    15px 3px 0 0 #FF2D55,
    18px 3px 0 0 #FF2D55,
    0px  6px 0 0 #FF2D55,
    3px  6px 0 0 #FF2D55,
    6px  6px 0 0 #FF4D6E,
    9px  6px 0 0 #FF2D55,
    12px 6px 0 0 #FF2D55,
    15px 6px 0 0 #FF4D6E,
    18px 6px 0 0 #FF2D55,
    3px  9px 0 0 #FF2D55,
    6px  9px 0 0 #FF2D55,
    9px  9px 0 0 #FF2D55,
    12px 9px 0 0 #FF2D55,
    15px 9px 0 0 #FF2D55,
    6px  12px 0 0 #FF2D55,
    9px  12px 0 0 #FF2D55,
    12px 12px 0 0 #FF2D55,
    9px  15px 0 0 #FF2D55;
  filter: drop-shadow(0 0 5px rgba(255,45,85,0.95));
  transition: filter 0.3s ease, opacity 0.3s ease;
}

.life-heart.lost {
  box-shadow:
    3px  0px 0 0 #2A1A1A,
    6px  0px 0 0 #2A1A1A,
    12px 0px 0 0 #2A1A1A,
    15px 0px 0 0 #2A1A1A,
    0px  3px 0 0 #2A1A1A,
    3px  3px 0 0 #3A2A2A,
    6px  3px 0 0 #2A1A1A,
    9px  3px 0 0 #2A1A1A,
    12px 3px 0 0 #3A2A2A,
    15px 3px 0 0 #2A1A1A,
    18px 3px 0 0 #2A1A1A,
    0px  6px 0 0 #2A1A1A,
    3px  6px 0 0 #2A1A1A,
    6px  6px 0 0 #3A2A2A,
    9px  6px 0 0 #2A1A1A,
    12px 6px 0 0 #2A1A1A,
    15px 6px 0 0 #3A2A2A,
    18px 6px 0 0 #2A1A1A,
    3px  9px 0 0 #2A1A1A,
    6px  9px 0 0 #2A1A1A,
    9px  9px 0 0 #2A1A1A,
    12px 9px 0 0 #2A1A1A,
    15px 9px 0 0 #2A1A1A,
    6px  12px 0 0 #2A1A1A,
    9px  12px 0 0 #2A1A1A,
    12px 12px 0 0 #2A1A1A,
    9px  15px 0 0 #2A1A1A;
  filter: none;
  opacity: 0.4;
}

.life-heart.gained {
  animation: heartGain 0.5s steps(8) cubic-bezier(0.34, 1.56, 0.64, 1);
}
@keyframes heartGain {
  0%   { transform: scale(0.4); opacity: 0.3; }
  55%  { transform: scale(1.5); }
  100% { transform: scale(1);   opacity: 1; }
}

.life-heart.losing {
  animation: heartLose 0.35s steps(6) ease-out forwards;
}
@keyframes heartLose {
  0%   { transform: scale(1.2); }
  50%  { transform: scale(0.6) rotate(-10deg); }
  100% { transform: scale(1)   rotate(0deg); }
}

/* ── COMPACT LEVEL PATH MAP — horizontal, anchored below hud-best ── */
/*
   5 slots in a row: [ghost] [prev] [CURRENT] [next] [ghost]
   Sits directly below the best-score/rank block (top-right).
   Each slot = name label above + dot + thin progress fill below.
   Connector lines run horizontally between dots.
*/
#level-map {
  position: fixed;
  top: clamp(calc(22px + 68px), calc(22px + 14vw), calc(22px + 96px));
  right: 24px;
  /* pushed down past the hud-best block — ~6 lines of text at tiny font sizes */
  display: flex;
  flex-direction: row;
  align-items: center;
  gap: 0;
  z-index: 10;
  pointer-events: none;
  transition: opacity 0.4s ease;
}
#level-map.hidden { opacity: 0; }

/* Individual slot — vertical stack: name / dot / progress */
.lm-slot {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 0 4px;
  position: relative;
  transition: opacity 0.35s ease;
}

/* Horizontal connector line between slots — sits at dot level */
.lm-slot + .lm-slot::before {
  content: '';
  position: absolute;
  left: -4px;
  top: calc(0.26rem + 3px + 3px); /* clear the name label + gap */
  width: 8px;
  height: 1px;
  background: rgba(0,255,178,0.10);
}

/* Glowing square dot */
.lm-dot {
  width: 5px;
  height: 5px;
  border-radius: 0;
  flex-shrink: 0;
  transition:
    background  0.3s ease,
    box-shadow  0.3s ease,
    transform   0.3s ease;
}

/* Level name — tiny, centred above dot */
.lm-sname {
  font-size: 0.22rem;
  letter-spacing: 0.10em;
  line-height: 1;
  white-space: nowrap;
  text-align: center;
  transition: color 0.3s ease, text-shadow 0.3s ease;
}

/* Micro progress bar — thin horizontal strip below the dot */
.lm-prog {
  width: 18px;
  height: 2px;
  background: rgba(0,255,178,0.07);
  overflow: hidden;
  position: relative;
  opacity: 0;   /* hidden by default; JS enables for current slot */
}

/* filled portion — grows left→right */
.lm-prog-fill {
  position: absolute;
  top: 0; left: 0;
  height: 100%;
  width: 0%;
  background: rgba(0,255,178,0.4);
  transition: width 0.2s steps(6), background 0.3s ease;
}

/* Show progress bar only on current level slot (slot index 2) */
#lmslot-2 .lm-prog { opacity: 1; }

/* ── SCREENS ── */
#start-screen, #gameover-screen {
  position: fixed; inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 20;
  /* CRITICAL: fully opaque so the game canvas doesn't bleed through */
  background: #080200;
}
#start-screen    { animation: fadeIn 0.6s steps(8) ease-out; }
#gameover-screen { animation: slideUp 0.4s steps(6) cubic-bezier(0.22, 1, 0.36, 1); }
#gameover-screen.screen-hidden { display: none; }

@keyframes fadeIn  { from { opacity: 0; } to { opacity: 1; } }
@keyframes slideUp {
  from { opacity: 0; transform: translateY(40px); }
  to   { opacity: 1; transform: translateY(0); }
}

.screen-card {
  display: flex; flex-direction: column;
  align-items: center; gap: 14px;
  padding: 0 20px; text-align: center;
  position: relative;
  z-index: 1;
}

/* ── TITLE / START SCREEN ── */

/* Vreth system label above the title */
.vreth-system-label {
  font-size: clamp(0.28rem, 1.2vw, 0.36rem);
  letter-spacing: 0.32em;
  color: var(--vreth-green);
  text-shadow: 0 0 14px var(--vreth-green);
  margin-bottom: 2px;
  animation: labelFlicker 4s steps(2) infinite;
}
@keyframes labelFlicker {
  0%, 89%, 91%, 94%, 96%, 100% { opacity: 1; }
  90%, 93%, 95%                 { opacity: 0.3; }
}

.game-title {
  font-size: clamp(2.8rem, 12vw, 6rem);
  font-weight: 400;
  letter-spacing: 0.2em;
  color: var(--white);
  text-shadow:
    4px 4px 0 var(--ember),
    8px 8px 0 rgba(255,69,0,0.5),
    12px 12px 0 rgba(255,69,0,0.2);
  line-height: 1;
  margin-bottom: 2px;
}

.game-tagline {
  font-size: clamp(0.32rem, 1.5vw, 0.44rem);
  font-weight: 400;
  letter-spacing: 0.10em;
  color: rgba(255,244,224,0.22);
  text-transform: uppercase;
  margin-bottom: 10px;
  line-height: 1.8;
}

.game-lore-line {
  font-size: clamp(0.26rem, 1.1vw, 0.34rem);
  letter-spacing: 0.14em;
  color: rgba(0,255,178,0.35);
  text-shadow: 0 0 10px rgba(0,255,178,0.3);
  margin-bottom: 22px;
  line-height: 2;
}

/* ── VRETH SCANNER — replaces the ring-demo, drawn on canvas ── */
.ring-demo {
  width: 90px; height: 90px;
  border-radius: 50%;
  border: none;
  background: transparent;
  position: relative; margin-bottom: 20px;
}

/* Vreth classification notice below ring */
.vreth-notice {
  font-size: clamp(0.24rem, 1vw, 0.30rem);
  letter-spacing: 0.18em;
  color: rgba(0,255,178,0.28);
  line-height: 2.2;
  margin-top: -10px;
  margin-bottom: 4px;
}

.key-hint {
  font-size: 0.38rem;
  letter-spacing: 0.16em;
  color: rgba(255,244,224,0.18);
  margin-top: 8px;
}

/* ── GAME OVER / VERDICT SCREEN ── */
.go-label {
  font-size: 0.38rem;
  letter-spacing: 0.22em;
  color: rgba(0,255,178,0.35);
  text-shadow: 0 0 8px rgba(0,255,178,0.2);
  margin-bottom: -4px;
  text-transform: uppercase;
}

.go-score {
  font-size: clamp(2.6rem, 11vw, 6rem);
  font-weight: 400;
  letter-spacing: 0.04em;
  color: var(--white);
  line-height: 1;
  text-shadow:
    4px 4px 0 var(--ember),
    8px 8px 0 rgba(255,69,0,0.35);
}

.go-divider {
  width: 40px; height: 1px;
  background: rgba(0,255,178,0.20);
  margin: 8px 0;
}

.go-best {
  font-size: clamp(0.9rem, 3.5vw, 1.5rem);
  font-weight: 400;
  color: var(--dim);
  text-shadow: 2px 2px 0 rgba(255,69,0,0.3);
}

.go-level {
  font-size: clamp(0.9rem, 3.8vw, 1.6rem);
  font-weight: 400;
  letter-spacing: 0.18em;
  color: var(--accent);
  text-shadow: 3px 3px 0 rgba(255,140,0,0.4), 0 0 22px var(--accent);
  animation: rankPulse 2.4s ease-in-out infinite;
}
@keyframes rankPulse {
  0%, 100% { opacity: 1; }
  50%      { opacity: 0.82; }
}

#go-verdict {
  font-size: clamp(0.24rem, 1.1vw, 0.34rem);
  letter-spacing: 0.08em;
  color: rgba(0,255,178,0.40);
  text-shadow: 0 0 8px rgba(0,255,178,0.25);
  max-width: 300px;
  line-height: 2.0;
  text-align: center;
  margin-top: 2px;
  font-family: var(--font);
  animation: verdictTypeIn 0.8s steps(20) ease-out;
}
@keyframes verdictTypeIn {
  from { clip-path: inset(0 100% 0 0); }
  to   { clip-path: inset(0 0% 0 0); }
}

.new-hs {
  font-size: 0.44rem;
  letter-spacing: 0.18em;
  color: var(--gold);
  text-shadow: 2px 2px 0 #B8860B;
  animation: hsGlow 0.8s steps(4) infinite alternate;
}
.new-hs.hidden { display: none; }
@keyframes hsGlow {
  from { text-shadow: 2px 2px 0 #B8860B; opacity: 0.8; }
  to   { text-shadow: 2px 2px 0 #B8860B, 0 0 28px var(--gold); opacity: 1; }
}

/* ── PIXEL BUTTON ── */
.btn {
  font-family: var(--font);
  font-size: 0.52rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  color: #080200;
  background: var(--white);
  border: none;
  padding: clamp(12px, 3vw, 16px) clamp(22px, 7vw, 32px);
  border-radius: 0;
  box-shadow:
    4px 4px 0 var(--ember),
    8px 8px 0 rgba(255,69,0,0.35);
  cursor: pointer;
  margin-top: 14px;
  transition: transform 0.08s steps(2), box-shadow 0.08s steps(2), background 0.08s steps(2);
  min-height: 48px;
  min-width: 160px;
  position: relative;
}

.btn::before {
  content: '';
  position: absolute;
  inset: -2px;
  border: 1px solid rgba(0,255,178,0.15);
  pointer-events: none;
  transition: border-color 0.2s ease;
}
.btn:hover::before {
  border-color: rgba(0,255,178,0.40);
  box-shadow: 0 0 14px rgba(0,255,178,0.15);
}

.btn:hover {
  background: var(--accent);
  color: #080200;
  box-shadow:
    4px 4px 0 #CC5500,
    8px 8px 0 rgba(255,69,0,0.5),
    0 0 30px rgba(255,140,0,0.45);
  transform: translate(-1px, -1px);
}
.btn:active {
  transform: translate(4px, 4px);
  box-shadow: none;
}

/* ── SPEED PIPS ── */
#speed-bar {
  position: fixed;
  bottom: 24px; left: 50%;
  transform: translateX(-50%);
  display: flex;
  gap: 5px;
  z-index: 10;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s ease;
}
#speed-bar.visible { opacity: 1; }

.speed-pip {
  width: 5px; height: 5px;
  border-radius: 0;
  background: rgba(0,255,178,0.07);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}
.speed-pip.active {
  background: var(--accent);
  box-shadow: 0 0 6px var(--accent);
}

/* ── VRETH CORNER MARK ── */
body::before {
  content: 'VRETH // CLASSIFICATION ENGINE // v7.3.1';
  position: fixed;
  bottom: 14px;
  left: 16px;
  font-family: var(--font);
  font-size: 0.22rem;
  letter-spacing: 0.20em;
  color: rgba(0,255,178,0.10);
  pointer-events: none;
  z-index: 5;
  white-space: nowrap;
}

/* ── START SCREEN — Vreth scanner rings (CSS-only atmosphere layer) ── */
#start-screen::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(circle at 50% 50%, transparent 28%, rgba(0,255,178,0.018) 50%, transparent 72%),
    radial-gradient(circle at 50% 50%, transparent 48%, rgba(0,255,178,0.012) 68%, transparent 82%);
  pointer-events: none;
  animation: scannerPulse 6s ease-in-out infinite;
}

#start-screen::after {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0,20,10,0.11) 2px,
    rgba(0,20,10,0.11) 4px
  );
  pointer-events: none;
  z-index: 0;
}

@keyframes scannerPulse {
  0%, 100% { opacity: 0.6; }
  50%      { opacity: 1; }
}