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

:root {
  --bg: #111;
  --surface: #1a1a1a;
  --text: #e8e4de;
  --text-secondary: #9a958d;
  --text-dim: #5c5850;
  --red: #c1272d;
  --red-dim: rgba(193, 39, 45, 0.15);
  --blue: #4a7fb5;
  --blue-dim: rgba(74, 127, 181, 0.15);
  --green: #5b8c5a;
  --green-dim: rgba(91, 140, 90, 0.15);
  --border: rgba(255, 255, 255, 0.08);
  --font-display: "Syne", sans-serif;
  --font-serif: "Instrument Serif", Georgia, serif;
  --font-mono: "Source Code Pro", monospace;
  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    Helvetica, Arial, sans-serif;
}

html {
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-body);
  background: var(--bg);
  color: var(--text);
  min-height: 100dvh;
  overflow-x: hidden;
}

.rule {
  border: none;
  border-top: 1px solid var(--border);
}

/* ===== SCREENS ===== */

.screen {
  display: none;
  min-height: 100dvh;
}

.screen.active {
  display: flex;
}

/* ===== BUTTONS ===== */

.btn {
  font-family: var(--font-display);
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: opacity 0.15s;
  letter-spacing: 0.01em;
}

.btn:active {
  opacity: 0.8;
}

/* btn-start styled in start screen section */

.btn-outline {
  background: transparent;
  color: var(--text-secondary);
  padding: 0.9rem 3rem;
  font-size: 1rem;
  border: 1px solid var(--border);
  border-radius: 2px;
}

.btn-outline:hover {
  border-color: var(--text-dim);
  color: var(--text);
}

/* ===== START SCREEN ===== */

#screen-start {
  align-items: center;
  justify-content: center;
}

.start-container {
  text-align: center;
  padding: 2rem;
}

.main-title {
  line-height: 0.9;
  margin-bottom: 2.5rem;
  white-space: nowrap;
}

.title-is-it {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(3rem, 10vw, 5.5rem);
  font-weight: 400;
  color: var(--text-secondary);
}

.title-war {
  font-family: var(--font-display);
  font-size: clamp(3.8rem, 12vw, 7rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.03em;
  color: var(--red);
}

.title-q {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(3.8rem, 12vw, 7rem);
  font-weight: 400;
  color: var(--text-secondary);
}

.start-hook {
  font-family: var(--font-serif);
  font-size: clamp(1rem, 2.5vw, 1.2rem);
  line-height: 1.7;
  color: var(--text-secondary);
  margin-bottom: 3rem;
}

.btn-start {
  background: var(--text);
  color: var(--bg);
  padding: 0.85rem 2.8rem;
  font-size: 0.95rem;
  border-radius: 2px;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-start:hover {
  opacity: 0.9;
}

.btn-arrow {
  font-weight: 400;
  opacity: 0.5;
  transition: opacity 0.15s, transform 0.15s;
}

.btn-start:hover .btn-arrow {
  opacity: 1;
  transform: translateX(2px);
}

.start-footnote {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--text-dim);
  margin-top: 2rem;
}

/* ===== GAME HEADER ===== */

.game-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.8rem 1.25rem;
  border-bottom: 1px solid var(--border);
}

.logo-small {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1rem;
  color: var(--text-secondary);
}

.round-indicator {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--text-dim);
  letter-spacing: 0.05em;
}

.score-display {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--text);
  min-width: 1.5rem;
  text-align: right;
}

/* ===== GAME MAIN ===== */

#screen-game {
  flex-direction: column;
}

.game-main {
  flex: 1;
  display: flex;
  flex-direction: column;
  max-width: 680px;
  margin: 0 auto;
  width: 100%;
  padding: 0 1.5rem 3rem;
}

/* ===== CONFLICT CARD ===== */

.conflict-card {
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

.conflict-image-wrap {
  width: 100%;
  border-radius: 2px;
  margin-top: 1.5rem;
  background: var(--surface);
  overflow: hidden;
}

.conflict-image-wrap.hidden {
  display: none;
}

.conflict-image {
  width: 100%;
  max-height: 360px;
  object-fit: contain;
  display: block;
  filter: grayscale(30%) contrast(1.05);
  opacity: 0.9;
}

.conflict-name {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: clamp(1.8rem, 4.5vw, 2.6rem);
  line-height: 1.2;
  letter-spacing: -0.01em;
  padding: 2rem 0 1.5rem;
  border-bottom: 1px solid var(--border);
}

.conflict-meta {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 1rem 2rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid var(--border);
}

.meta-item {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.meta-label {
  font-family: var(--font-mono);
  font-size: 0.6rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-dim);
}

.meta-value {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.35;
}

.conflict-card .rule {
  display: none;
}

.conflict-description {
  font-family: var(--font-serif);
  font-size: 1.05rem;
  line-height: 1.8;
  color: var(--text-secondary);
  padding-top: 1.5rem;
  padding-bottom: 0.5rem;
}

/* ===== CHOICE SECTION ===== */

.choice-section {
  animation: fadeIn 0.2s ease 0.1s both;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
  margin-top: auto;
  position: sticky;
  bottom: 0;
  background: linear-gradient(transparent 0%, var(--bg) 20%);
  padding-bottom: 1.5rem;
}

.choice-buttons {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0.75rem;
}

.btn-choice {
  padding: 1.15rem 1rem;
  font-size: 1.05rem;
  border-radius: 2px;
  text-align: center;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.btn-war {
  background: var(--red);
  color: var(--text);
  border: 1px solid var(--red);
}

.btn-war:hover {
  background: #d42e35;
}

.btn-not-war {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--text-dim);
}

.btn-not-war:hover {
  border-color: var(--text);
}

/* ===== RESULT SECTION ===== */

.result-section {
  animation: fadeIn 0.25s ease;
  border-top: 1px solid var(--border);
  padding-top: 1.5rem;
  margin-top: 1.5rem;
}

.result-section.hidden {
  display: none;
}

.result-banner {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.25rem;
  border-radius: 2px;
  margin-bottom: 1.5rem;
}

.result-banner.correct {
  background: var(--green-dim);
  border-left: 3px solid var(--green);
}

.result-banner.incorrect {
  background: rgba(193, 39, 45, 0.1);
  border-left: 3px solid var(--red);
}

.result-verdict {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

.result-banner.correct .result-verdict {
  color: var(--green);
}

.result-banner.incorrect .result-verdict {
  color: var(--red);
}

.result-answer {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.4;
}

.result-details {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 1.25rem;
  margin-bottom: 1.5rem;
}

.classification-stamp {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.3rem 0.65rem;
  border-radius: 2px;
  margin-bottom: 0.75rem;
}

.classification-stamp.war {
  background: var(--red-dim);
  color: var(--red);
  border: 1px solid rgba(193, 39, 45, 0.3);
}

.classification-stamp.not-war {
  background: var(--blue-dim);
  color: var(--blue);
  border: 1px solid rgba(74, 127, 181, 0.3);
}

.result-reveal-text {
  font-size: 0.9rem;
  line-height: 1.7;
  color: var(--text);
}

.btn-next {
  width: 100%;
  background: transparent;
  color: var(--text-secondary);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 0.9rem;
  font-size: 0.95rem;
}

.btn-next:hover {
  border-color: var(--text-dim);
  color: var(--text);
}

/* ===== PROGRESS BAR ===== */

.progress-track {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--border);
}

.progress-bar {
  height: 100%;
  background: var(--text-dim);
  transition: width 0.4s ease;
  width: 0%;
}

/* ===== END SCREEN ===== */

#screen-end {
  align-items: center;
  justify-content: center;
}

.end-container {
  text-align: center;
  max-width: 440px;
  padding: 2rem;
}

.end-kicker {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.15em;
  color: var(--text-dim);
  margin-bottom: 1rem;
}

.end-score-block {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 0.25rem;
  margin-bottom: 1.5rem;
}

.end-score {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 4.5rem;
  line-height: 1;
  color: var(--text);
}

.end-score-label {
  font-family: var(--font-mono);
  font-size: 1.1rem;
  color: var(--text-dim);
}

.end-message {
  font-size: 1rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 2rem;
}

.end-recap {
  text-align: left;
  margin-bottom: 2rem;
  border: 1px solid var(--border);
  border-radius: 2px;
  overflow: hidden;
}

.recap-row {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.6rem 0.85rem;
  font-size: 0.8rem;
  border-bottom: 1px solid var(--border);
}

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

.recap-icon {
  font-size: 0.75rem;
  flex-shrink: 0;
  width: 1rem;
  text-align: center;
}

.recap-correct .recap-icon {
  color: var(--green);
}

.recap-wrong .recap-icon {
  color: var(--red);
}

.recap-name {
  flex: 1;
  color: var(--text);
  font-weight: 500;
}

.recap-class {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-dim);
  text-align: right;
  flex-shrink: 0;
}

.end-container .rule {
  max-width: 60px;
  margin: 0 auto 1.5rem;
}

.end-quote {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1.05rem;
  line-height: 1.65;
  color: var(--text-secondary);
  margin-bottom: 2.5rem;
  padding: 0;
  border: none;
}

.end-quote strong {
  color: var(--text);
  font-style: normal;
}

.end-actions {
  display: flex;
  gap: 0.75rem;
  justify-content: center;
}

/* ===== RESPONSIVE ===== */

@media (max-width: 600px) {
  .game-main {
    padding: 0 1.25rem 3rem;
  }

  .conflict-name {
    padding: 1.5rem 0 1.25rem;
  }

  .conflict-meta {
    grid-template-columns: 1fr 1fr;
    gap: 0.75rem 1.5rem;
  }

  .end-actions {
    flex-direction: column;
  }

  .end-actions .btn {
    width: 100%;
  }

  .game-header {
    padding: 0.65rem 1rem;
  }
}

@media (max-width: 380px) {
  .conflict-meta {
    grid-template-columns: 1fr;
  }

  .choice-buttons {
    grid-template-columns: 1fr;
  }
}

/* ===== ANIMATIONS ===== */

@keyframes shake {
  0%, 100% { transform: translateX(0); }
  25% { transform: translateX(-6px); }
  50% { transform: translateX(6px); }
  75% { transform: translateX(-3px); }
}

.shake {
  animation: shake 0.35s ease;
}

.pulse {
  animation: pulse 0.25s ease;
}

@keyframes pulse {
  0% { transform: scale(1); }
  50% { transform: scale(1.03); }
  100% { transform: scale(1); }
}

@media (hover: none) {
  .btn-war:hover {
    background: var(--red);
  }

  .btn-not-war:hover {
    border-color: var(--text-dim);
  }
}