/* ============================================================
   FINAL GIRL - Main Stylesheet
   ============================================================ */

/* --- Design Tokens (from 10-ui-system.md) --- */
:root {
  /* Backgrounds */
  --bg-primary: #0a0a0a;
  --bg-secondary: #1a1a1a;
  --bg-tertiary: #2a2a2a;

  /* Text */
  --text-primary: #e8e8e8;
  --text-secondary: #a0a0a0;
  --text-muted: #666;

  /* Accent */
  --accent-red: #8b0000;
  --accent-blue: #2c4f7c;

  /* Stat colors */
  --stat-speed: #00a8ff;
  --stat-stamina: #228b22;
  --stat-strength: #dc143c;
  --stat-nerves: #778899;
  --stat-awareness: #ffbf00;
  --stat-scream: #ff1744;

  /* Health state colors */
  --state-healthy: #32cd32;
  --state-injured: #ff8c00;
  --state-critical: #ff0000;
  --state-dead: #696969;

  /* Typography */
  --font-family: 'Inter', system-ui, -apple-system, sans-serif;
  --font-size-base: 18px;
  --font-size-sm: 14px;
  --font-size-lg: 22px;
  --font-size-xl: 28px;
  --font-size-xxl: 36px;
  --line-height-narrative: 1.6;
  --line-height-ui: 1.4;
  --line-height-heading: 1.2;

  /* Spacing */
  --space-xs: 4px;
  --space-sm: 8px;
  --space-md: 16px;
  --space-lg: 24px;
  --space-xl: 40px;

  /* Transitions */
  --transition-fast: 100ms ease-out;
  --transition-normal: 300ms ease-out;
  --transition-slow: 500ms ease-out;

  /* Layout */
  --max-width: 800px;
  --header-height: 48px;
  --footer-height: 40px;
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: var(--font-size-base);
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  line-height: var(--line-height-ui);
  color: var(--text-primary);
  background: var(--bg-primary);
  min-height: 100vh;
  overflow: hidden;
}

/* --- App Container --- */
#app {
  width: 100%;
  height: 100vh;
  position: relative;
  overflow: hidden;
}

/* --- Screen System ---
   Only one screen visible at a time.
   uiManager controls which screen is shown via the hidden attribute.
*/
.screen {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  overflow-y: auto;
  opacity: 1;
  transition: opacity var(--transition-normal);
}

.screen[hidden] {
  display: none;
}

.screen.fade-out {
  opacity: 0;
}

/* ============================================================
   MENU SCREEN
   ============================================================ */
.menu-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  padding: var(--space-xl);
  text-align: center;
  gap: var(--space-lg);
}

.menu-title {
  font-size: var(--font-size-xxl);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent-red);
  text-transform: uppercase;
}

.menu-tagline {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  font-style: italic;
}

.menu-actions {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
  width: 100%;
  max-width: 300px;
}

.menu-stats {
  margin-top: var(--space-lg);
  color: var(--text-secondary);
}

/* ============================================================
   GAME SCREEN
   ============================================================ */

/* Header */
.game-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
  padding: 0 var(--space-md);
  background: var(--bg-secondary);
  border-bottom: 1px solid var(--bg-tertiary);
  flex-shrink: 0;
}

.btn-icon {
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: var(--font-size-lg);
  cursor: pointer;
  padding: var(--space-sm);
  min-width: 44px;
  min-height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.run-display {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
}

/* Narrative Window */
.narrative-window {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: var(--space-xl) var(--space-lg);
  text-align: center;
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  overflow-y: auto;
}

.narrative-text {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-narrative);
  color: var(--text-primary);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.narrative-text.visible {
  opacity: 1;
}

/* Choice Container */
.choice-container {
  display: flex;
  gap: var(--space-md);
  padding: var(--space-md) var(--space-lg);
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
  flex-shrink: 0;
  min-height: 100px;
  align-items: stretch;
}

.choice-container:empty {
  min-height: 0;
  padding: 0;
}

/* Choice Buttons */
.choice-button {
  flex: 1;
  background: var(--bg-secondary);
  border: 2px solid var(--accent-blue);
  border-radius: 6px;
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: 500;
  padding: var(--space-md);
  min-height: 80px;
  cursor: pointer;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: var(--space-xs);
  transition: border-color 200ms ease-out, transform var(--transition-fast);
}

.choice-button:hover {
  border-color: var(--text-primary);
}

.choice-button:active {
  transform: scale(0.95);
}

.choice-button:focus-visible {
  outline: 3px solid var(--accent-blue);
  outline-offset: 2px;
}

.choice-button .choice-label {
  font-size: var(--font-size-base);
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.choice-button .choice-stat {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Stat-colored choice indicators (match upgrade screen colors) */
.choice-stat[data-stat="speed"] { color: var(--stat-speed); }
.choice-stat[data-stat="stamina"] { color: var(--stat-stamina); }
.choice-stat[data-stat="strength"] { color: var(--stat-strength); }
.choice-stat[data-stat="nerves"] { color: var(--stat-nerves); }
.choice-stat[data-stat="awareness"] { color: var(--stat-awareness); }
.choice-stat[data-stat="scream"] { color: var(--stat-scream); }

/* Choice tooltip for modifiers */
.choice-button {
  position: relative;
}

.choice-tooltip {
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  margin-bottom: 8px;
  padding: var(--space-sm);
  background: rgba(0, 0, 0, 0.95);
  border: 1px solid var(--accent-blue);
  border-radius: 4px;
  color: var(--text-secondary);
  font-size: var(--font-size-xs);
  white-space: pre-line;
  text-align: left;
  max-width: 250px;
  z-index: 100;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.2s;
}

.choice-button:hover .choice-tooltip {
  opacity: 1;
}

/* Footer */
.game-footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-lg);
  height: var(--footer-height);
  padding: 0 var(--space-md);
  background: var(--bg-secondary);
  border-top: 1px solid var(--bg-tertiary);
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  flex-shrink: 0;
}

.health-display[data-health="healthy"] { color: var(--state-healthy); }
.health-display[data-health="injured"] { color: var(--state-injured); }
.health-display[data-health="critical"] { color: var(--state-critical); }

/* ============================================================
   DEATH SCREEN
   ============================================================ */
.death-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  padding: var(--space-xl);
  text-align: center;
  gap: var(--space-lg);
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}

.death-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.death-rule {
  width: 200px;
  height: 2px;
  background: var(--accent-red);
}

.death-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--text-primary);
}

.death-message {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-narrative);
  color: var(--text-secondary);
  white-space: pre-line;
}

.death-summary {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.8;
}

.death-progress {
  margin-top: var(--space-sm);
  font-weight: 500;
  color: var(--text-primary);
}

.death-screams {
  margin: var(--space-md) 0;
}

.screams-earned {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--accent-red);
}

.death-flavor {
  font-style: italic;
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}

/* Death Screen - Feedback Sections */
.death-analysis,
.death-suggestions {
  margin: var(--space-md) 0;
  padding: var(--space-md);
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 4px;
  text-align: left;
  max-width: 500px;
}

.analysis-header,
.suggestions-header {
  font-size: var(--font-size-sm);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--accent-red);
  margin-bottom: var(--space-sm);
  text-align: center;
}

.suggestions-header {
  color: var(--accent-blue);
}

.failure-summary,
.modifier-effects,
.upgrade-hints,
.unlock-hints {
  font-size: var(--font-size-sm);
  color: var(--text-secondary);
  line-height: 1.6;
}

.failure-line,
.modifier-line,
.hint-line {
  margin: var(--space-xs) 0;
}

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

.modifier-line {
  padding-left: var(--space-sm);
  color: var(--text-muted);
  font-style: italic;
}

.hint-line {
  padding-left: var(--space-sm);
  color: var(--accent-blue);
}

/* ============================================================
   VICTORY SCREEN
   ============================================================ */
.victory-container {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex: 1;
  padding: var(--space-xl);
  text-align: center;
  gap: var(--space-lg);
  max-width: var(--max-width);
  margin: 0 auto;
  width: 100%;
}

.victory-header {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-sm);
}

.victory-rule {
  width: 200px;
  height: 2px;
  background: var(--state-healthy);
}

.victory-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  letter-spacing: 0.1em;
  color: var(--state-healthy);
}

.victory-message {
  font-size: var(--font-size-lg);
  line-height: var(--line-height-narrative);
  color: var(--text-secondary);
  white-space: pre-line;
}

.victory-summary {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  line-height: 1.8;
}

.victory-progress {
  margin-top: var(--space-sm);
  font-weight: 500;
  color: var(--state-healthy);
}

.victory-screams {
  margin: var(--space-md) 0;
}

.victory-screams-earned {
  color: var(--state-healthy);
}

.victory-flavor {
  font-style: italic;
  color: var(--text-muted);
  font-size: var(--font-size-sm);
}

.btn-victory {
  background: transparent;
  border-color: var(--state-healthy);
  color: var(--state-healthy);
}

.btn-victory:hover {
  background: var(--state-healthy);
  border-color: var(--state-healthy);
  color: var(--bg-primary);
}

/* ============================================================
   UPGRADE SCREEN
   ============================================================ */
.upgrade-container {
  display: flex;
  flex-direction: column;
  gap: 0;
  flex: 1;
  padding: var(--space-xl) var(--space-lg);
  max-width: 680px;
  margin: 0 auto;
  width: 100%;
  overflow-y: auto;
}

.upgrade-title {
  font-size: var(--font-size-xl);
  font-weight: 700;
  letter-spacing: 0.1em;
  margin: 0 0 var(--space-sm) 0;
  text-align: center;
  text-transform: uppercase;
}

.screams-large {
  font-size: var(--font-size-xxl);
  font-weight: 700;
  color: var(--accent-red);
  margin: 0 0 var(--space-xl) 0;
  text-align: center;
  letter-spacing: 0.05em;
}

/* Stats Panel */
.stats-panel {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 2px;
  margin-bottom: var(--space-xl);
}

.stat-row {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-secondary);
  border-radius: 4px;
  height: 48px;
}

.stat-name {
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  font-size: var(--font-size-sm);
  flex: 0 0 88px;
}

.stat-name[data-stat="speed"]     { color: var(--stat-speed); }
.stat-name[data-stat="stamina"]   { color: var(--stat-stamina); }
.stat-name[data-stat="strength"]  { color: var(--stat-strength); }
.stat-name[data-stat="nerves"]    { color: var(--stat-nerves); }
.stat-name[data-stat="awareness"] { color: var(--stat-awareness); }
.stat-name[data-stat="scream"]    { color: var(--stat-scream); }

/* Stat name tooltips */
.stat-name[data-tooltip] {
  position: relative;
  cursor: default;
}

.stat-name[data-tooltip]::after {
  content: attr(data-tooltip);
  position: absolute;
  bottom: calc(100% + 8px);
  left: 0;
  width: 220px;
  padding: var(--space-sm) var(--space-md);
  background: rgba(10, 10, 10, 0.97);
  border: 1px solid var(--bg-tertiary);
  border-radius: 4px;
  color: var(--text-secondary);
  font-size: 12px;
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  line-height: 1.4;
  white-space: normal;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--transition-fast);
  z-index: 10;
}

.stat-name[data-tooltip]:hover::after {
  opacity: 1;
}

.stat-bar {
  flex: 1;
  height: 4px;
  background: var(--bg-tertiary);
  border-radius: 2px;
  overflow: hidden;
}

.stat-bar-fill {
  height: 100%;
  border-radius: 2px;
  transition: width var(--transition-normal);
}

.stat-value {
  font-weight: 700;
  font-size: var(--font-size-base);
  text-align: right;
  flex: 0 0 30px;
  color: var(--text-primary);
}

.btn-upgrade {
  flex: 0 0 auto;
  background: var(--bg-tertiary);
  border: 1px solid var(--accent-blue);
  border-radius: 4px;
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  padding: var(--space-xs) var(--space-md);
  cursor: pointer;
  min-height: 32px;
  min-width: 88px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 200ms ease-out;
  white-space: nowrap;
}

.btn-upgrade:hover:not(:disabled) {
  border-color: var(--text-primary);
}

.btn-upgrade:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.btn-upgrade:focus-visible {
  outline: 3px solid var(--accent-blue);
  outline-offset: 2px;
}

/* Unlocks Panel */
.unlocks-panel {
  width: 100%;
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: var(--space-xl);
}

.unlocks-panel h3 {
  font-size: 11px !important;
  text-transform: uppercase !important;
  letter-spacing: 0.14em !important;
  color: var(--text-muted) !important;
  margin: var(--space-lg) 0 var(--space-xs) 0 !important;
  padding-bottom: var(--space-xs) !important;
  border-bottom: 1px solid var(--bg-tertiary) !important;
}

.unlocks-panel h3:first-child {
  margin-top: 0 !important;
}

.unlock-row {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-secondary);
  border-radius: 4px;
  margin-bottom: 2px;
  min-height: 40px;
}

.unlock-icon {
  flex: 0 0 16px;
  text-align: center;
  font-size: var(--font-size-sm);
}

.unlock-name {
  flex: 1;
  font-size: var(--font-size-sm);
}

.unlock-req {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  font-style: italic;
}

.unlock-row.owned .unlock-name {
  color: var(--text-muted);
}

.unlock-row.locked .unlock-name {
  color: var(--text-muted);
}

.btn-unlock {
  flex: 0 0 auto;
  background: var(--bg-tertiary);
  border: 1px solid var(--accent-blue);
  border-radius: 4px;
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: var(--font-size-sm);
  padding: var(--space-xs) var(--space-md);
  cursor: pointer;
  min-height: 32px;
  min-width: 72px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 200ms ease-out;
  white-space: nowrap;
}

.btn-unlock:hover:not(:disabled) {
  border-color: var(--text-primary);
}

.btn-unlock:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

/* Upgrade Actions */
.upgrade-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  margin-top: var(--space-md);
}

/* ========================================================================
   Settings Screen
   ======================================================================== */

.settings-container {
  max-width: 600px;
  margin: 0 auto;
  padding: var(--space-lg);
}

.settings-title {
  font-size: var(--font-size-xl);
  color: var(--accent-red);
  text-transform: uppercase;
  margin-bottom: var(--space-lg);
  text-align: center;
}

/* Settings Sections */
.settings-section {
  background: var(--bg-secondary);
  border: 2px solid var(--accent-blue);
  padding: var(--space-lg);
  margin-bottom: var(--space-lg);
}

.settings-section-title {
  font-size: var(--font-size-lg);
  color: var(--accent-blue);
  text-transform: uppercase;
  margin-bottom: var(--space-md);
  border-bottom: 1px solid var(--accent-blue);
  padding-bottom: var(--space-sm);
}

/* Danger Zone Section */
.settings-danger {
  border-color: var(--accent-red);
}

.settings-danger .settings-section-title {
  color: var(--accent-red);
  border-bottom-color: var(--accent-red);
}

/* Settings Options */
.settings-option {
  margin-bottom: var(--space-md);
  padding: var(--space-md);
  background: var(--bg-tertiary);
  border-radius: 4px;
}

.settings-option:last-child {
  margin-bottom: 0;
}

.settings-option label {
  display: block;
  font-size: var(--font-size-base);
  color: var(--text-primary);
  margin-bottom: var(--space-sm);
  font-weight: 600;
}

.settings-warning {
  font-size: var(--font-size-sm);
  color: var(--text-muted);
  margin-top: var(--space-sm);
  margin-bottom: 0;
}

/* Toggle Buttons */
.btn-toggle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 80px;
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-primary);
  border: 2px solid var(--accent-blue);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  cursor: pointer;
  text-transform: uppercase;
  transition: background-color var(--transition-fast);
}

.btn-toggle:hover {
  background: var(--accent-blue);
  color: var(--bg-primary);
}

/* Radio Button Group */
.btn-group {
  display: flex;
  gap: var(--space-sm);
}

.btn-radio {
  flex: 1;
  padding: var(--space-sm) var(--space-md);
  background: var(--bg-primary);
  border: 2px solid var(--accent-blue);
  color: var(--text-secondary);
  font-size: var(--font-size-base);
  cursor: pointer;
  text-transform: uppercase;
  transition: all var(--transition-fast);
}

.btn-radio:hover {
  border-color: var(--accent-blue);
  color: var(--text-primary);
}

.btn-radio.active {
  background: var(--accent-blue);
  color: var(--bg-primary);
  font-weight: 600;
}

/* Danger Button */
.btn-danger {
  background: var(--bg-primary);
  border-color: var(--accent-red);
  color: var(--accent-red);
}

.btn-danger:hover {
  background: var(--accent-red);
  color: var(--bg-primary);
}

/* Settings Actions */
.settings-actions {
  display: flex;
  gap: var(--space-md);
  justify-content: center;
  margin-top: var(--space-lg);
}

/* ============================================================
   SHARED COMPONENTS
   ============================================================ */

/* SCREAMS display (appears in multiple screens) */
.screams-display {
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: var(--accent-red);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--bg-secondary);
  border: 2px solid var(--accent-blue);
  border-radius: 6px;
  color: var(--text-primary);
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: 500;
  padding: var(--space-md) var(--space-lg);
  min-height: 44px;
  cursor: pointer;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  transition: border-color 200ms ease-out, transform var(--transition-fast);
}

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

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

.btn:focus-visible {
  outline: 3px solid var(--accent-blue);
  outline-offset: 2px;
}

.btn-primary {
  background: var(--accent-red);
  border-color: var(--accent-red);
}

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

/* ============================================================
   ACCESSIBILITY
   ============================================================ */

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* High contrast mode (toggled via .high-contrast on body) */
body.high-contrast {
  --bg-primary: #000;
  --bg-secondary: #111;
  --bg-tertiary: #222;
  --text-primary: #fff;
  --text-secondary: #ccc;
  --accent-red: #ff0000;
}

/* Font scaling (toggled via data-font-scale on html) */
html[data-font-scale="125"] { font-size: 22px; }
html[data-font-scale="150"] { font-size: 27px; }

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

@media (max-width: 900px) {
  .upgrade-container {
    padding: var(--space-lg) var(--space-md);
  }
}

@media (max-width: 600px) {
  :root {
    --font-size-base: 16px;
    --font-size-lg: 18px;
    --font-size-xl: 24px;
    --font-size-xxl: 30px;
  }

  .choice-container {
    flex-direction: column;
  }

  .stat-row {
    flex-wrap: wrap;
  }

  .stat-name {
    width: 100px;
  }

  .upgrade-container {
    padding: var(--space-md);
  }
}