/* ========================================
   Dark Core - Moral Dilemma Scales
   Primary: #8B0000 (Dark Crimson)
   Dark mode first, Glassmorphism 2.0
   ======================================== */

/* ===== CSS Variables (Dark mode default) ===== */
:root {
  --primary: #8B0000;
  --primary-light: #B91C1C;
  --primary-dark: #5C0000;
  --primary-glow: rgba(139, 0, 0, 0.4);
  --primary-glow-strong: rgba(139, 0, 0, 0.6);
  --primary-dim: rgba(139, 0, 0, 0.15);
  --bg: #0a0a0a;
  --bg2: #0f0f0f;
  --surface: #1a1a1a;
  --surface2: #252525;
  --surface-hover: #2d2d2d;
  --text: #e2e8f0;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --border: rgba(255, 255, 255, 0.1);
  --border2: rgba(255, 255, 255, 0.15);
  --border-active: rgba(139, 0, 0, 0.5);
  --glass-bg: rgba(255, 255, 255, 0.05);
  --glass-border: rgba(255, 255, 255, 0.1);
  --glass-blur: 20px;
  --shadow: rgba(0, 0, 0, 0.5);
  --tier-light: #22c55e;
  --tier-grey: #94a3b8;
  --tier-shadow: #7c3aed;
  --tier-dark: #dc2626;
  --tier-abyss: #1a1a1a;
  --trait-n: #f59e0b;
  --trait-m: #8b5cf6;
  --trait-p: #ef4444;
  --trait-s: #dc2626;
  --radius: 16px;
  --radius-sm: 10px;
  --radius-xs: 6px;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-fast: 0.15s ease;
}

/* ===== Light Mode ===== */
[data-theme="light"] {
  --bg: #faf5f5;
  --bg2: #f5eaea;
  --surface: rgba(255, 255, 255, 0.8);
  --surface2: rgba(255, 255, 255, 0.9);
  --surface-hover: rgba(139, 0, 0, 0.06);
  --text: #1a1a2e;
  --text-muted: #4a4a6a;
  --text-dim: #8888a0;
  --border: rgba(0, 0, 0, 0.08);
  --border2: rgba(0, 0, 0, 0.12);
  --border-active: rgba(139, 0, 0, 0.4);
  --glass-bg: rgba(255, 255, 255, 0.6);
  --glass-border: rgba(255, 255, 255, 0.8);
  --shadow: rgba(139, 0, 0, 0.08);
  --primary-glow: rgba(139, 0, 0, 0.15);
  --primary-glow-strong: rgba(139, 0, 0, 0.25);
  --primary-dim: rgba(139, 0, 0, 0.08);
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Noto Sans KR', 'Noto Sans JP', 'Noto Sans SC', sans-serif;
  background: var(--bg);
  color: var(--text);
  min-height: 100vh;
  line-height: 1.6;
  transition: background var(--transition), color var(--transition);
  overflow-x: hidden;
}

body::before {
  content: '';
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background:
    radial-gradient(ellipse at 20% 10%, rgba(139, 0, 0, 0.12) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 90%, rgba(92, 0, 0, 0.08) 0%, transparent 50%),
    radial-gradient(ellipse at 50% 50%, rgba(185, 28, 28, 0.04) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}

[data-theme="light"] body::before {
  background:
    radial-gradient(ellipse at 20% 10%, rgba(139, 0, 0, 0.06) 0%, transparent 50%),
    radial-gradient(ellipse at 80% 90%, rgba(92, 0, 0, 0.04) 0%, transparent 50%);
}

/* ===== 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;
  }
}

/* ===== Skip Link ===== */
.skip-link {
  position: absolute;
  top: -100%; left: 16px;
  background: var(--primary);
  color: #fff;
  padding: 12px 24px;
  border-radius: var(--radius-sm);
  z-index: 10001;
  text-decoration: none;
  font-weight: 600;
  transition: top var(--transition);
}
.skip-link:focus { top: 16px; }

/* ===== App Loader ===== */
#app-loader {
  position: fixed;
  top: 0; left: 0; width: 100%; height: 100%;
  background: var(--bg);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 10000;
  transition: opacity 0.4s ease;
}
#app-loader.hidden { opacity: 0; pointer-events: none; }
.loader-icon {
  font-size: 3rem;
  animation: loaderPulse 1.2s ease-in-out infinite;
}
@keyframes loaderPulse {
  0%, 100% { transform: scale(1); opacity: 0.7; }
  50% { transform: scale(1.3); opacity: 1; }
}

/* ===== Theme Toggle ===== */
.theme-toggle {
  position: fixed;
  top: 16px; right: 16px;
  width: 44px; height: 44px;
  border: 1px solid var(--border);
  border-radius: 50%;
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  color: var(--text);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
  transition: all var(--transition);
  font-size: 1.1rem;
}
.theme-toggle:hover {
  background: var(--surface-hover);
  transform: scale(1.08);
  border-color: var(--primary-glow);
}
.theme-icon { line-height: 1; }

/* ===== Language Selector ===== */
.lang-selector {
  position: fixed;
  top: 16px; right: 70px;
  z-index: 100;
}
.lang-btn {
  min-height: 44px;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  color: var(--text);
  font-size: 0.85rem;
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  gap: 4px;
}
.lang-btn:hover { border-color: var(--primary); background: var(--surface-hover); }
.lang-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  right: 0;
  background: var(--surface);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--border2);
  border-radius: var(--radius-sm);
  box-shadow: 0 8px 32px var(--shadow);
  padding: 6px;
  min-width: 160px;
  max-height: 320px;
  overflow-y: auto;
  z-index: 101;
}
.lang-dropdown.active { display: block; animation: fadeSlideDown 0.2s ease; }
@keyframes fadeSlideDown {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}
.lang-option {
  display: block;
  width: 100%;
  min-height: 40px;
  padding: 8px 12px;
  border: none;
  border-radius: var(--radius-xs);
  background: transparent;
  color: var(--text);
  font-size: 0.85rem;
  cursor: pointer;
  text-align: left;
  transition: background var(--transition-fast);
}
.lang-option:hover { background: var(--primary-dim); }
.lang-option.active { background: var(--primary-dim); color: var(--primary-light); font-weight: 600; }

/* ===== Layout ===== */
main {
  position: relative;
  z-index: 1;
  min-height: 100vh;
  padding: 80px 16px 40px;
  display: flex;
  flex-direction: column;
  align-items: center;
}
header { text-align: center; margin-bottom: 24px; }
.app-title {
  font-size: 1.75rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-light), var(--primary), #ff4444);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  letter-spacing: -0.02em;
}
.app-subtitle { color: var(--text-muted); font-size: 1rem; margin-top: 6px; }
.container { width: 100%; max-width: 560px; }

/* ===== Glassmorphism Card ===== */
.card {
  background: var(--glass-bg);
  backdrop-filter: blur(var(--glass-blur));
  -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 32px 24px;
  box-shadow: 0 8px 32px var(--shadow);
  transition: all var(--transition);
}

/* ===== Start Screen ===== */
.start-content { text-align: center; }

.scale-icon-wrapper {
  width: 140px;
  height: 140px;
  margin: 0 auto 28px;
  animation: scaleFloat 3s ease-in-out infinite;
  filter: drop-shadow(0 0 20px var(--primary-glow));
}

.scale-icon-svg { width: 100%; height: 100%; }

.scale-beam-start {
  animation: scaleRock 4s ease-in-out infinite;
  transform-origin: 60px 30px;
}

@keyframes scaleFloat {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}
@keyframes scaleRock {
  0%, 100% { transform: rotate(0deg); }
  25% { transform: rotate(5deg); }
  75% { transform: rotate(-5deg); }
}

.start-desc {
  color: var(--text-muted);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 28px;
  max-width: 420px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 50px;
  padding: 14px 32px;
  border: none;
  border-radius: var(--radius-sm);
  font-size: 1.05rem;
  font-weight: 700;
  cursor: pointer;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  text-decoration: none;
}
.btn-start {
  width: 100%;
  max-width: 280px;
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: #fff;
  box-shadow: 0 4px 20px var(--primary-glow-strong);
  font-size: 1.1rem;
  letter-spacing: 0.02em;
}
.btn-start::before {
  content: '';
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.15), transparent);
  transition: left 0.5s;
}
.btn-start:hover::before { left: 100%; }
.btn-start:hover { transform: translateY(-3px); box-shadow: 0 8px 30px var(--primary-glow-strong); }
.btn-start:active { transform: translateY(-1px); }

/* ===== Progress Bar ===== */
.progress-bar {
  width: 100%;
  height: 8px;
  background: var(--border);
  border-radius: 4px;
  margin-bottom: 12px;
  position: relative;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary), var(--primary-light), #ff4444);
  border-radius: 4px;
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.progress-text {
  display: block;
  text-align: center;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
  margin-bottom: 12px;
  font-weight: 500;
}

/* ===== Live Trait Bars ===== */
.trait-bars-live {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 8px;
  margin-bottom: 16px;
}
.trait-bar-live {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xs);
  padding: 8px 10px;
}
.tbl-label {
  display: block;
  font-size: 0.7rem;
  font-weight: 600;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}
.tbl-track {
  width: 100%;
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}
.tbl-fill {
  height: 100%;
  border-radius: 3px;
  width: 0%;
  transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}
.trait-bar-live[data-trait="N"] .tbl-fill { background: var(--trait-n); }
.trait-bar-live[data-trait="M"] .tbl-fill { background: var(--trait-m); }
.trait-bar-live[data-trait="P"] .tbl-fill { background: var(--trait-p); }
.trait-bar-live[data-trait="S"] .tbl-fill { background: var(--trait-s); }

/* ===== Dilemma Card ===== */
.dilemma-card {
  text-align: center;
  animation: cardSlideIn 0.4s ease;
}
@keyframes cardSlideIn {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.dilemma-number {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 12px;
}
.dilemma-scenario {
  font-size: 1.1rem;
  font-weight: 600;
  line-height: 1.6;
  margin-bottom: 28px;
  color: var(--text);
  min-height: 3.2em;
}

/* ===== Scale Visualization ===== */
.scale-container {
  user-select: none;
}
.scale-visual {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
  position: relative;
  min-height: 180px;
}

/* Balance Beam */
.scale-beam-wrapper {
  position: absolute;
  top: 60px;
  left: 50%;
  transform: translateX(-50%);
  width: 90%;
  z-index: 1;
  pointer-events: none;
}
.scale-fulcrum {
  width: 0;
  height: 0;
  border-left: 14px solid transparent;
  border-right: 14px solid transparent;
  border-bottom: 18px solid var(--primary);
  margin: 0 auto;
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 0 8px var(--primary-glow));
}
.scale-beam {
  width: 100%;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-dark), var(--primary-light), var(--primary-dark));
  border-radius: 2px;
  margin-top: -2px;
  transform-origin: center center;
  transition: transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 0 12px var(--primary-glow);
}
.scale-beam.tilt-left { transform: rotate(-12deg); }
.scale-beam.tilt-right { transform: rotate(12deg); }
.scale-beam.tilt-none { transform: rotate(0deg); }

/* Scale Pans (clickable) */
.scale-pan {
  flex: 1;
  min-height: 130px;
  padding: 16px 14px;
  border-radius: var(--radius-sm);
  border: 2px solid var(--border);
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
  transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  font-size: 0.95rem;
  font-weight: 500;
  line-height: 1.5;
  position: relative;
  z-index: 2;
  max-width: 48%;
}
.scale-pan:hover {
  transform: translateY(-4px);
  box-shadow: 0 8px 24px var(--primary-glow);
  border-color: var(--primary);
}
.scale-pan:active {
  transform: translateY(-2px) scale(0.98);
}
.scale-left { margin-right: 8px; }
.scale-right { margin-left: 8px; }

/* Selected states */
.scale-pan.chosen-light {
  border-color: var(--tier-light);
  background: rgba(34, 197, 94, 0.12);
  box-shadow: 0 0 20px rgba(34, 197, 94, 0.2);
  pointer-events: none;
}
.scale-pan.chosen-dark {
  border-color: var(--tier-dark);
  background: rgba(220, 38, 38, 0.12);
  box-shadow: 0 0 20px rgba(220, 38, 38, 0.2);
  pointer-events: none;
}
.scale-pan.unchosen {
  opacity: 0.35;
  pointer-events: none;
}

.scale-labels {
  display: flex;
  justify-content: space-between;
  margin-top: 8px;
  padding: 0 8px;
}
.scale-label-light {
  font-size: 0.75rem;
  color: var(--tier-light);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.scale-label-dark {
  font-size: 0.75rem;
  color: var(--tier-dark);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.pan-text {
  pointer-events: none;
}

/* ===== Result Screen ===== */
.result-card {
  text-align: center;
  position: relative;
  overflow: hidden;
  animation: resultFadeIn 0.6s ease;
}
@keyframes resultFadeIn {
  from { opacity: 0; transform: scale(0.95) translateY(20px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

/* Dark particles */
.result-card::before {
  content: '';
  position: absolute;
  top: -50%; left: -50%; width: 200%; height: 200%;
  background:
    radial-gradient(2px 2px at 20% 30%, rgba(139, 0, 0, 0.5), transparent),
    radial-gradient(2px 2px at 40% 70%, rgba(185, 28, 28, 0.4), transparent),
    radial-gradient(1.5px 1.5px at 60% 20%, rgba(255, 68, 68, 0.3), transparent),
    radial-gradient(2px 2px at 80% 50%, rgba(139, 0, 0, 0.4), transparent),
    radial-gradient(1px 1px at 10% 80%, rgba(185, 28, 28, 0.4), transparent),
    radial-gradient(1.5px 1.5px at 70% 90%, rgba(255, 68, 68, 0.3), transparent);
  animation: sparkleFloat 6s linear infinite;
  pointer-events: none;
  z-index: 0;
}
.result-card.tier-light::before,
.result-card.tier-grey::before { opacity: 0.3; }
.result-card.tier-dark::before,
.result-card.tier-abyss::before { opacity: 1; }
@keyframes sparkleFloat {
  from { transform: translateY(0) rotate(0deg); }
  to { transform: translateY(-20px) rotate(5deg); }
}
.result-card > * { position: relative; z-index: 1; }

/* Tier Badge */
.result-tier-badge {
  display: inline-block;
  padding: 6px 20px;
  border-radius: 20px;
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 20px;
}
.result-card.tier-light .result-tier-badge { background: rgba(34, 197, 94, 0.2); color: var(--tier-light); border: 1px solid rgba(34, 197, 94, 0.3); }
.result-card.tier-grey .result-tier-badge { background: rgba(148, 163, 184, 0.15); color: var(--tier-grey); border: 1px solid rgba(148, 163, 184, 0.3); }
.result-card.tier-shadow .result-tier-badge { background: rgba(124, 58, 237, 0.15); color: var(--tier-shadow); border: 1px solid rgba(124, 58, 237, 0.3); }
.result-card.tier-dark .result-tier-badge { background: rgba(220, 38, 38, 0.15); color: var(--tier-dark); border: 1px solid rgba(220, 38, 38, 0.3); }
.result-card.tier-abyss .result-tier-badge { background: rgba(26, 26, 26, 0.3); color: #e2e8f0; border: 1px solid rgba(255, 255, 255, 0.2); box-shadow: 0 0 16px rgba(139, 0, 0, 0.3); }

/* ===== Darkness Ring ===== */
.darkness-level-container {
  margin: 16px auto 20px;
}
.darkness-ring {
  width: 140px;
  height: 140px;
  margin: 0 auto;
  position: relative;
}
.darkness-svg { width: 100%; height: 100%; transform: rotate(-90deg); }
.ring-bg {
  fill: none;
  stroke: var(--border);
  stroke-width: 8;
}
.ring-fill {
  fill: none;
  stroke: var(--primary-light);
  stroke-width: 8;
  stroke-linecap: round;
  stroke-dasharray: 326.7;
  stroke-dashoffset: 326.7;
  transition: stroke-dashoffset 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.result-card.tier-light .ring-fill { stroke: var(--tier-light); }
.result-card.tier-grey .ring-fill { stroke: var(--tier-grey); }
.result-card.tier-shadow .ring-fill { stroke: var(--tier-shadow); }
.result-card.tier-dark .ring-fill { stroke: var(--primary-light); }
.result-card.tier-abyss .ring-fill { stroke: #ff4444; }

.darkness-pct {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  font-size: 2rem;
  font-weight: 900;
  color: var(--text);
  letter-spacing: -0.02em;
}
.result-card.tier-light .darkness-pct { color: var(--tier-light); }
.result-card.tier-grey .darkness-pct { color: var(--tier-grey); }
.result-card.tier-shadow .darkness-pct { color: var(--tier-shadow); }
.result-card.tier-dark .darkness-pct { color: var(--primary-light); }
.result-card.tier-abyss .darkness-pct {
  background: linear-gradient(135deg, #8B0000, #ff4444, #8B0000);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Tier name */
.result-tier-name {
  font-size: 1.6rem;
  font-weight: 800;
  margin-top: 12px;
  margin-bottom: 8px;
}
.result-card.tier-abyss .result-tier-name {
  background: linear-gradient(135deg, #8B0000, #ff4444);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.result-tier-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 20px;
  max-width: 400px;
  margin-left: auto;
  margin-right: auto;
}

/* ===== Radar Chart (CSS) ===== */
.radar-section {
  margin: 20px 0;
}
.radar-section h3 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 16px;
}
.radar-chart {
  position: relative;
  width: 200px;
  height: 200px;
  margin: 0 auto;
}
.radar-bg {
  position: absolute;
  inset: 0;
}
.radar-ring {
  position: absolute;
  border: 1px solid var(--border);
  border-radius: 50%;
}
.radar-ring.r100 { inset: 0; }
.radar-ring.r75 { inset: 12.5%; }
.radar-ring.r50 { inset: 25%; }
.radar-ring.r25 { inset: 37.5%; }
.radar-axis {
  position: absolute;
  background: var(--border);
}
.radar-axis.axis-v {
  width: 1px;
  height: 100%;
  left: 50%;
  top: 0;
}
.radar-axis.axis-h {
  height: 1px;
  width: 100%;
  top: 50%;
  left: 0;
}
.radar-shape {
  position: absolute;
  inset: 0;
  clip-path: polygon(50% 50%, 50% 50%, 50% 50%, 50% 50%);
  background: rgba(139, 0, 0, 0.25);
  border: 2px solid var(--primary-light);
  transition: clip-path 1s cubic-bezier(0.4, 0, 0.2, 1);
}
.radar-label {
  position: absolute;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
}
.rl-top { top: -20px; left: 50%; transform: translateX(-50%); color: var(--trait-n); }
.rl-right { right: -24px; top: 50%; transform: translateY(-50%); color: var(--trait-m); }
.rl-bottom { bottom: -20px; left: 50%; transform: translateX(-50%); color: var(--trait-p); }
.rl-left { left: -18px; top: 50%; transform: translateY(-50%); color: var(--trait-s); }

/* ===== Trait Breakdown (Result) ===== */
.trait-breakdown { margin: 20px 0; text-align: left; }
.trait-list { display: flex; flex-direction: column; gap: 10px; }
.trait-item {
  padding: 12px 14px;
  background: var(--surface);
  border-radius: var(--radius-xs);
  border: 1px solid var(--border);
  transition: all 0.3s ease;
}
.trait-item:hover { border-color: var(--border2); background: var(--surface2); }
.trait-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}
.trait-name { font-size: 0.9rem; font-weight: 600; color: var(--text); }
.trait-score { font-size: 0.85rem; font-weight: 700; color: var(--text-muted); }
.trait-bar { width: 100%; height: 8px; background: var(--border); border-radius: 4px; overflow: hidden; }
.trait-bar-fill {
  height: 100%;
  border-radius: 4px;
  transition: width 1s cubic-bezier(0.4, 0, 0.2, 1);
  width: 0;
}
.trait-bar-fill.t-n { background: linear-gradient(90deg, #d97706, var(--trait-n)); }
.trait-bar-fill.t-m { background: linear-gradient(90deg, #7c3aed, var(--trait-m)); }
.trait-bar-fill.t-p { background: linear-gradient(90deg, #dc2626, var(--trait-p)); }
.trait-bar-fill.t-s { background: linear-gradient(90deg, #991b1b, var(--trait-s)); }

/* ===== Share ===== */
.share-section { margin: 28px 0 20px; }
.share-section h3 {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-muted);
  margin-bottom: 14px;
}
.share-buttons { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }
.btn-share {
  min-height: 44px;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 600;
}
.btn-twitter { background: #1d9bf0; color: #fff; border: none; }
.btn-twitter:hover { background: #1a8cd8; transform: translateY(-2px); box-shadow: 0 4px 16px rgba(29, 155, 240, 0.3); }
.btn-copy { background: transparent; color: var(--text); border: 1px solid var(--border2); }
.btn-copy:hover { border-color: var(--primary); background: var(--primary-dim); transform: translateY(-2px); }
.btn-copy.copied { border-color: var(--tier-light); color: var(--tier-light); background: rgba(34, 197, 94, 0.1); }

/* Retake */
.btn-retake {
  width: 100%; max-width: 280px; margin-top: 8px;
  background: transparent;
  color: var(--primary-light);
  border: 2px solid var(--primary);
  border-radius: var(--radius-sm);
  font-size: 1rem;
  padding: 14px 32px;
}
.btn-retake:hover { background: var(--primary-dim); transform: translateY(-2px); box-shadow: 0 4px 16px var(--primary-glow); }

/* ===== Tier-specific borders ===== */
.result-card.tier-light { border-color: rgba(34, 197, 94, 0.3); }
.result-card.tier-grey { border-color: rgba(148, 163, 184, 0.3); }
.result-card.tier-shadow { border-color: rgba(124, 58, 237, 0.3); box-shadow: 0 0 20px rgba(124, 58, 237, 0.1); }
.result-card.tier-dark { border-color: rgba(220, 38, 38, 0.3); box-shadow: 0 0 30px rgba(139, 0, 0, 0.15); }
.result-card.tier-abyss {
  border-color: rgba(139, 0, 0, 0.4);
  box-shadow: 0 0 30px rgba(139, 0, 0, 0.2), 0 0 60px rgba(139, 0, 0, 0.1);
  animation: resultFadeIn 0.6s ease, abyssGlow 3s ease-in-out infinite;
}
@keyframes abyssGlow {
  0%, 100% { box-shadow: 0 0 30px rgba(139, 0, 0, 0.2), 0 0 60px rgba(139, 0, 0, 0.1); }
  50% { box-shadow: 0 0 40px rgba(139, 0, 0, 0.3), 0 0 80px rgba(139, 0, 0, 0.15); }
}

/* ===== Related Tests ===== */
.related-tests { margin-top: 24px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,0.1); width: 100%; max-width: 420px; }
.related-tests h3 { font-size: 16px; color: var(--text-secondary, #94a3b8); margin-bottom: 12px; text-align: center; }
.related-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; }
.related-card { display: flex; flex-direction: column; align-items: center; gap: 6px; padding: 14px 8px; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.08); border-radius: 12px; text-decoration: none; color: var(--text, #fff); transition: transform 0.2s, border-color 0.2s; }
.related-card:hover { transform: translateY(-2px); border-color: var(--card-color, #3498db); }
.related-emoji { font-size: 28px; }
.related-name { font-size: 12px; font-weight: 600; text-align: center; color: var(--text-secondary, #94a3b8); }
[data-theme="light"] .related-card { background: rgba(0,0,0,0.04); border-color: rgba(0,0,0,0.1); }
.percentile-stat { text-align: center; margin: 12px 0; font-size: 13px; color: var(--text-muted); }
.percentile-stat strong { font-size: 15px; }

/* ===== Footer ===== */
footer {
  text-align: center;
  padding: 30px 16px 40px;
  position: relative;
  z-index: 1;
}
footer a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.9rem;
  padding: 10px 20px;
  border-radius: var(--radius-sm);
  transition: all var(--transition);
  display: inline-block;
}
footer a:hover { color: var(--primary-light); background: var(--primary-dim); }

/* ===== Responsive ===== */
@media (max-width: 480px) {
  main { padding: 70px 12px 32px; }
  .app-title { font-size: 1.5rem; }
  .card { padding: 24px 16px; }
  .scale-icon-wrapper { width: 110px; height: 110px; }
  .dilemma-scenario { font-size: 1rem; }
  .scale-pan { min-height: 110px; padding: 12px 10px; font-size: 0.88rem; }
  .trait-bars-live { gap: 6px; }
  .tbl-label { font-size: 0.65rem; }
  .darkness-pct { font-size: 1.7rem; }
  .result-tier-name { font-size: 1.35rem; }
  .radar-chart { width: 170px; height: 170px; }
  .share-buttons { flex-direction: column; align-items: center; }
  .btn-share { width: 100%; max-width: 240px; }
  .lang-selector { right: 62px; }
  .lang-btn { padding: 8px 10px; font-size: 0.8rem; }
  #currentLang { display: none; }
}
@media (max-width: 360px) {
  .app-title { font-size: 1.3rem; }
  .scale-icon-wrapper { width: 90px; height: 90px; }
  .scale-pan { min-height: 100px; font-size: 0.82rem; }
  .radar-chart { width: 150px; height: 150px; }
}
@media (min-width: 768px) {
  main { padding-top: 100px; }
  .app-title { font-size: 2.2rem; }
  .app-subtitle { font-size: 1.15rem; }
  .card { padding: 40px 36px; }
  .scale-icon-wrapper { width: 160px; height: 160px; }
  .scale-pan { min-height: 140px; }
  .radar-chart { width: 220px; height: 220px; }
}

/* ===== ENGAGEMENT: Dark Energy Swirl Hero ===== */
.hero-dark-swirl {
  width: 130px;
  height: 130px;
  margin: 0 auto 16px;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-dark-swirl .swirl-core {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: radial-gradient(circle, var(--primary-light) 0%, var(--primary-dark) 60%, transparent 70%);
  animation: swirlPulse 3s ease-in-out infinite;
  position: relative;
  z-index: 2;
  box-shadow: 0 0 30px var(--primary-glow), 0 0 60px var(--primary-glow);
}
.hero-dark-swirl .swirl-ring {
  position: absolute;
  border-radius: 50%;
  border: 1.5px solid;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
}
.hero-dark-swirl .swirl-ring:nth-child(2) {
  width: 70px; height: 70px;
  border-color: rgba(185, 28, 28, 0.4);
  animation: swirlRotate 6s linear infinite;
}
.hero-dark-swirl .swirl-ring:nth-child(3) {
  width: 95px; height: 95px;
  border-color: rgba(139, 0, 0, 0.25);
  animation: swirlRotate 8s linear infinite reverse;
}
.hero-dark-swirl .swirl-ring:nth-child(4) {
  width: 120px; height: 120px;
  border-color: rgba(92, 0, 0, 0.15);
  animation: swirlRotate 10s linear infinite;
}
@keyframes swirlPulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 30px var(--primary-glow), 0 0 60px rgba(139, 0, 0, 0.1); }
  50% { transform: scale(1.12); box-shadow: 0 0 50px var(--primary-glow-strong), 0 0 80px rgba(139, 0, 0, 0.2); }
}
@keyframes swirlRotate {
  0% { transform: translate(-50%, -50%) rotate(0deg); border-radius: 50% 45% 50% 45%; }
  25% { border-radius: 45% 50% 45% 50%; }
  50% { transform: translate(-50%, -50%) rotate(180deg); border-radius: 50% 45% 50% 45%; }
  75% { border-radius: 45% 50% 45% 50%; }
  100% { transform: translate(-50%, -50%) rotate(360deg); border-radius: 50% 45% 50% 45%; }
}

/* ===== ENGAGEMENT: Result Carousel ===== */
.result-carousel {
  position: relative;
  overflow: hidden;
  height: 52px;
  margin: 16px auto;
  max-width: 340px;
  border-radius: var(--radius-sm);
  background: var(--glass-bg);
  border: 1px solid var(--border);
}
.carousel-track {
  display: flex;
  flex-direction: column;
  animation: carouselScroll 12s ease-in-out infinite;
}
.carousel-item {
  height: 52px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  font-weight: 600;
  color: var(--text);
  padding: 0 16px;
}
@keyframes carouselScroll {
  0%, 20% { transform: translateY(0); }
  25%, 45% { transform: translateY(-52px); }
  50%, 70% { transform: translateY(-104px); }
  75%, 95% { transform: translateY(-156px); }
  100% { transform: translateY(0); }
}

/* ===== ENGAGEMENT: Social Proof Badge ===== */
.social-proof-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, rgba(139, 0, 0, 0.15), rgba(92, 0, 0, 0.08));
  border: 1px solid rgba(139, 0, 0, 0.3);
  border-radius: 50px;
  padding: 12px 24px;
  margin: 16px auto;
  animation: proofPulse 3s ease-in-out infinite;
}
.social-proof-badge .badge-count {
  font-size: 20px;
  font-weight: 800;
  background: linear-gradient(135deg, var(--primary-light), var(--primary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.social-proof-badge .badge-label {
  font-size: 13px;
  color: var(--text-muted);
}
@keyframes proofPulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(139, 0, 0, 0.2); }
  50% { box-shadow: 0 0 0 8px rgba(139, 0, 0, 0); }
}