/* ── Mission: Impossible - Code Cracker Theme ── */

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

:root {
  --mi-red: #e11d48;
  --mi-red-dark: #9f1239;
  --mi-red-glow: rgba(225, 29, 72, 0.4);
  --mi-gold: #f59e0b;
  --mi-gold-dim: #b45309;
  --mi-green: #10b981;
  --mi-blue: #3b82f6;
  --mi-orange: #f97316;
  --mi-steel: #94a3b8;
  --mi-steel-dark: #475569;
  --bg-dark: #0a0a0f;
  --bg-panel: #111118;
  --bg-card: #1a1a24;
  --text-primary: #e2e8f0;
  --text-dim: #64748b;
  --correct: #10b981;
  --misplaced: #f59e0b;
  --wrong: #475569;
  --timer-warn: #f97316;
  --timer-danger: #e11d48;
}

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

body {
  background: var(--bg-dark);
  color: var(--text-primary);
  font-family: 'Share Tech Mono', monospace;
  min-height: 100vh;
  overflow-x: hidden;
}

/* ── Scan-line overlay ── */
body::before {
  content: '';
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 2px,
    rgba(0, 0, 0, 0.08) 2px,
    rgba(0, 0, 0, 0.08) 4px
  );
  pointer-events: none;
  z-index: 100;
}

/* ── Grid background ── */
body::after {
  content: '';
  position: fixed;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background:
    linear-gradient(rgba(225, 29, 72, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(225, 29, 72, 0.03) 1px, transparent 1px);
  background-size: 40px 40px;
  pointer-events: none;
  z-index: 0;
}

#app {
  position: relative;
  z-index: 1;
  min-height: 100vh;
}

/* ── Screen Management ── */
.screen {
  display: none;
  min-height: 100vh;
  padding: 20px;
  animation: screenFadeIn 0.4s ease;
}

.screen.active {
  display: flex;
  align-items: center;
  justify-content: center;
}

@keyframes screenFadeIn {
  from { opacity: 0; transform: scale(0.98); }
  to { opacity: 1; transform: scale(1); }
}

/* ── MI Frame ── */
.mi-frame {
  width: 100%;
  max-width: 700px;
  margin: 0 auto;
  position: relative;
}

.mi-content {
  background: var(--bg-panel);
  border: 1px solid rgba(225, 29, 72, 0.2);
  border-radius: 4px;
  padding: 40px;
  position: relative;
  box-shadow:
    0 0 30px rgba(225, 29, 72, 0.08),
    inset 0 0 60px rgba(0, 0, 0, 0.5);
}

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

.mi-content.centered {
  display: flex;
  align-items: center;
  justify-content: center;
}

/* ── Classified Stamp ── */
.classified-stamp {
  position: absolute;
  top: 30px;
  right: -10px;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.9rem;
  font-weight: 900;
  color: var(--mi-red);
  border: 3px solid var(--mi-red);
  padding: 4px 16px;
  transform: rotate(12deg);
  letter-spacing: 4px;
  opacity: 0.7;
  z-index: 5;
}

/* ── Fuse Line Animation ── */
.fuse-line {
  width: 60%;
  height: 2px;
  margin: 0 auto 30px;
  background: linear-gradient(90deg, transparent, var(--mi-red), var(--mi-gold), var(--mi-red), transparent);
  animation: fuseGlow 2s ease-in-out infinite;
}

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

/* ── Title Screen ── */
.game-title {
  font-family: 'Orbitron', sans-serif;
  font-size: 2.8rem;
  font-weight: 900;
  color: var(--text-primary);
  letter-spacing: 6px;
  text-align: center;
  line-height: 1.2;
  margin-bottom: 4px;
  text-shadow: 0 0 40px var(--mi-red-glow);
}

.game-subtitle {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.1rem;
  font-weight: 400;
  color: var(--mi-red);
  letter-spacing: 8px;
  text-align: center;
  margin-bottom: 20px;
}

.tagline {
  text-align: center;
  color: var(--mi-steel);
  font-size: 0.85rem;
  letter-spacing: 1px;
  font-style: italic;
  margin-bottom: 30px;
}

.self-destruct {
  text-align: center;
  color: var(--mi-red);
  font-size: 0.7rem;
  letter-spacing: 1px;
  margin-top: 20px;
  opacity: 0.6;
  animation: pulse 1s infinite alternate;
}

@keyframes pulse {
  from { opacity: 0.4; }
  to { opacity: 0.8; }
}

/* ── Buttons ── */
.mi-btn {
  display: block;
  width: 100%;
  max-width: 320px;
  margin: 10px auto;
  padding: 14px 28px;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  letter-spacing: 3px;
  border: none;
  cursor: pointer;
  transition: all 0.2s ease;
  text-transform: uppercase;
}

.mi-btn.primary {
  background: var(--mi-red);
  color: #fff;
  border-radius: 2px;
  border: 1px solid var(--mi-red);
}

.mi-btn.primary:hover {
  background: var(--mi-red-dark);
  box-shadow: 0 0 20px var(--mi-red-glow);
}

.mi-btn.secondary {
  background: transparent;
  color: var(--mi-steel);
  border: 1px solid var(--mi-steel-dark);
  border-radius: 2px;
}

.mi-btn.secondary:hover {
  border-color: var(--mi-steel);
  color: var(--text-primary);
}

.mi-btn.small {
  display: inline-block;
  width: auto;
  max-width: none;
  padding: 12px 24px;
  font-size: 0.8rem;
}

.mi-btn:active {
  transform: scale(0.97);
}

/* ── Briefing / How to Play ── */
h2 {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.4rem;
  color: var(--mi-red);
  letter-spacing: 4px;
  margin-bottom: 24px;
  text-align: center;
}

.briefing-text {
  color: var(--mi-steel);
  line-height: 1.8;
  margin-bottom: 30px;
  font-size: 0.85rem;
}

.briefing-text strong {
  color: var(--text-primary);
}

.briefing-text ul {
  list-style: none;
  padding-left: 0;
  margin: 8px 0;
}

.briefing-text li {
  padding: 6px 0 6px 24px;
  position: relative;
}

.briefing-text li::before {
  content: '>';
  position: absolute;
  left: 4px;
  color: var(--mi-red);
}

.dot {
  display: inline-block;
  width: 12px;
  height: 12px;
  border-radius: 50%;
  vertical-align: middle;
  margin-right: 4px;
}

.dot-correct { background: var(--correct); }
.dot-misplaced { background: var(--misplaced); }
.dot-wrong { background: var(--wrong); }

/* ── Game HUD ── */
.game-frame .mi-content {
  padding: 20px 24px;
  position: relative;
}

.game-hud {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-bottom: 16px;
  border-bottom: 1px solid rgba(225, 29, 72, 0.15);
  margin-bottom: 16px;
}

.hud-left, .hud-right {
  flex-shrink: 0;
}

.hud-center {
  text-align: center;
}

.hud-item .label {
  display: block;
  font-size: 0.6rem;
  color: var(--mi-steel-dark);
  letter-spacing: 2px;
}

.hud-item .value {
  font-family: 'Orbitron', sans-serif;
  font-size: 1rem;
  color: var(--mi-red);
}

.op-name {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.9rem;
  color: var(--text-primary);
  letter-spacing: 4px;
}

.attempts-left {
  font-size: 0.75rem;
  color: var(--mi-steel);
  letter-spacing: 1px;
  margin-top: 2px;
}

/* ── Timer ── */
.timer-container {
  position: relative;
  width: 56px;
  height: 56px;
}

.timer-svg {
  width: 100%;
  height: 100%;
  transform: rotate(-90deg);
}

.timer-bg {
  fill: none;
  stroke: rgba(225, 29, 72, 0.1);
  stroke-width: 5;
}

.timer-fg {
  fill: none;
  stroke: var(--mi-red);
  stroke-width: 5;
  stroke-linecap: round;
  stroke-dasharray: 283;
  stroke-dashoffset: 0;
  transition: stroke-dashoffset 1s linear, stroke 0.3s;
}

.timer-fg.warn {
  stroke: var(--timer-warn);
}

.timer-fg.danger {
  stroke: var(--timer-danger);
}

.timer-text {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-family: 'Orbitron', sans-serif;
  font-size: 0.95rem;
  color: var(--mi-red);
}

.timer-text.warn {
  color: var(--timer-warn);
}

.timer-text.danger {
  color: var(--timer-danger);
  animation: pulse 0.5s infinite alternate;
}

/* ── Guess History ── */
.guess-history {
  margin-bottom: 16px;
  max-height: 260px;
  overflow-y: auto;
}

.guess-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 8px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
  animation: slideIn 0.3s ease;
}

@keyframes slideIn {
  from { opacity: 0; transform: translateX(-10px); }
  to { opacity: 1; transform: translateX(0); }
}

.guess-row .guess-number {
  font-size: 0.7rem;
  color: var(--mi-steel-dark);
  width: 24px;
  text-align: right;
  margin-right: 8px;
}

.guess-digit {
  width: 40px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Orbitron', sans-serif;
  font-size: 1.1rem;
  font-weight: 700;
  border-radius: 3px;
  border: 1px solid transparent;
}

.guess-digit.exact {
  background: rgba(16, 185, 129, 0.2);
  border-color: var(--correct);
  color: var(--correct);
}

.guess-digit.close {
  background: rgba(245, 158, 11, 0.15);
  border-color: var(--misplaced);
  color: var(--misplaced);
}

.guess-digit.miss {
  background: rgba(71, 85, 105, 0.2);
  border-color: var(--wrong);
  color: var(--mi-steel);
}

.guess-feedback {
  display: flex;
  gap: 4px;
  margin-left: 12px;
}

.feedback-pip {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}

.feedback-pip.exact { background: var(--correct); }
.feedback-pip.close { background: var(--misplaced); }
.feedback-pip.miss { background: var(--wrong); }

/* ── Input Area ── */
.input-area {
  text-align: center;
  padding-top: 12px;
  border-top: 1px solid rgba(225, 29, 72, 0.1);
}

.code-input {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 16px;
}

.input-slot {
  width: 44px;
  height: 50px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Orbitron', sans-serif;
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
  background: var(--bg-card);
  border: 2px solid var(--mi-steel-dark);
  border-radius: 3px;
  transition: border-color 0.2s;
}

.input-slot.filled {
  border-color: var(--mi-red);
  color: var(--mi-red);
}

.input-slot.active {
  border-color: var(--mi-red);
  box-shadow: 0 0 10px var(--mi-red-glow);
}

.keypad {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 6px;
  margin-bottom: 12px;
  max-width: 320px;
  margin-left: auto;
  margin-right: auto;
}

.key-btn {
  width: 48px;
  height: 44px;
  font-family: 'Orbitron', sans-serif;
  font-size: 1rem;
  font-weight: 700;
  background: var(--bg-card);
  border: 1px solid var(--mi-steel-dark);
  color: var(--text-primary);
  cursor: pointer;
  border-radius: 3px;
  transition: all 0.15s;
}

.key-btn:hover {
  border-color: var(--mi-red);
  background: rgba(225, 29, 72, 0.1);
  color: var(--mi-red);
}

.key-btn:active {
  transform: scale(0.95);
}

.key-btn.eliminated {
  opacity: 0.25;
  color: var(--mi-steel-dark);
}

.input-actions {
  display: flex;
  justify-content: center;
  gap: 12px;
}

/* ── Feedback Overlay ── */
.feedback-overlay {
  display: none;
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: rgba(10, 10, 15, 0.92);
  z-index: 10;
  align-items: center;
  justify-content: center;
  border-radius: 4px;
}

.feedback-overlay.active {
  display: flex;
}

.feedback-content {
  text-align: center;
  padding: 30px;
}

.feedback-content .feedback-icon {
  font-size: 3rem;
  margin-bottom: 12px;
}

.feedback-content .feedback-text {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.2rem;
  letter-spacing: 3px;
  margin-bottom: 8px;
}

.feedback-content .feedback-detail {
  font-size: 0.85rem;
  color: var(--mi-steel);
  margin-bottom: 8px;
}

.feedback-content .feedback-code {
  font-family: 'Orbitron', sans-serif;
  font-size: 1.8rem;
  letter-spacing: 10px;
  margin: 12px 0;
}

.feedback-success .feedback-text { color: var(--correct); }
.feedback-success .feedback-code { color: var(--correct); }
.feedback-fail .feedback-text { color: var(--mi-red); }
.feedback-fail .feedback-code { color: var(--mi-red); }
.feedback-timeout .feedback-text { color: var(--timer-warn); }
.feedback-timeout .feedback-code { color: var(--timer-warn); }

/* ── Transition Screen ── */
.transition-content {
  text-align: center;
  width: 100%;
}

.status-badge {
  display: inline-block;
  padding: 6px 20px;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 3px;
  border: 1px solid var(--correct);
  color: var(--correct);
  margin-bottom: 20px;
  border-radius: 2px;
}

.status-badge.failed {
  border-color: var(--mi-red);
  color: var(--mi-red);
}

.transition-content h3 {
  font-family: 'Orbitron', sans-serif;
  font-size: 1rem;
  color: var(--mi-steel);
  letter-spacing: 4px;
  margin-bottom: 8px;
}

#transition-detail {
  color: var(--mi-steel-dark);
  font-size: 0.8rem;
  letter-spacing: 1px;
  margin-bottom: 20px;
}

.transition-score {
  font-family: 'Orbitron', sans-serif;
  font-size: 1rem;
  color: var(--mi-red);
  letter-spacing: 2px;
  margin-bottom: 24px;
}

/* ── Results Screen ── */
.results-dossier {
  margin-bottom: 24px;
  border: 1px solid rgba(225, 29, 72, 0.15);
  border-radius: 4px;
  overflow: hidden;
}

.dossier-header {
  background: rgba(225, 29, 72, 0.1);
  padding: 10px 16px;
  font-family: 'Orbitron', sans-serif;
  font-size: 0.7rem;
  letter-spacing: 3px;
  color: var(--mi-red);
  text-align: center;
}

.dossier-row {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 12px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.03);
}

.dossier-row:last-child {
  border-bottom: none;
}

.dossier-row .op-label {
  color: var(--mi-steel);
  font-size: 0.8rem;
}

.dossier-row .op-result {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.85rem;
}

.dossier-row .op-result.success { color: var(--correct); }
.dossier-row .op-result.fail { color: var(--mi-red); }

.final-score-area {
  text-align: center;
  margin-bottom: 24px;
  padding: 20px;
  border-top: 1px solid rgba(225, 29, 72, 0.1);
}

.final-label {
  font-size: 0.7rem;
  color: var(--mi-steel-dark);
  letter-spacing: 3px;
  margin-bottom: 6px;
}

.final-score {
  font-family: 'Orbitron', sans-serif;
  font-size: 2.5rem;
  color: var(--mi-red);
  letter-spacing: 4px;
  text-shadow: 0 0 30px var(--mi-red-glow);
}

.agent-rank {
  font-family: 'Orbitron', sans-serif;
  font-size: 0.9rem;
  color: var(--mi-gold);
  letter-spacing: 4px;
  margin-top: 8px;
}

/* ── Responsive ── */
@media (max-width: 600px) {
  .game-title {
    font-size: 1.8rem;
    letter-spacing: 3px;
  }

  .game-subtitle {
    font-size: 0.8rem;
    letter-spacing: 4px;
  }

  .mi-content {
    padding: 24px 16px;
  }

  .game-hud {
    flex-direction: column;
    gap: 8px;
  }

  .guess-digit {
    width: 34px;
    height: 38px;
    font-size: 0.95rem;
  }

  .input-slot {
    width: 38px;
    height: 44px;
    font-size: 1.1rem;
  }

  .key-btn {
    width: 40px;
    height: 38px;
    font-size: 0.85rem;
  }

  .classified-stamp {
    font-size: 0.7rem;
    top: 15px;
    right: -5px;
  }
}