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

:root {
  --bg-primary: #09090f;
  --bg-secondary: #0f0f1a;
  --bg-card: rgba(255,255,255,0.04);
  --bg-card-hover: rgba(255,255,255,0.07);
  --glass: rgba(255,255,255,0.05);
  --glass-border: rgba(255,255,255,0.08);

  --text-primary: #f1f0ff;
  --text-secondary: #a09db8;
  --text-muted: #64617a;

  --accent-purple: #a855f7;
  --accent-teal: #06b6d4;
  --accent-gold: #f59e0b;
  --accent-rose: #f43f5e;
  --accent-green: #10b981;

  --analyst-clr: #a855f7;
  --diplomat-clr: #06b6d4;
  --sentinel-clr: #f59e0b;
  --explorer-clr: #f43f5e;

  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --radius-xl: 32px;

  --shadow-glow-purple: 0 0 40px rgba(168,85,247,0.25);
  --shadow-glow-teal: 0 0 40px rgba(6,182,212,0.25);

  --font-body: 'Be Vietnam Pro', sans-serif;
  --font-display: 'Playfair Display', serif;

  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.section-padding { padding: 6rem 0; }

img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* ===== SCROLLBAR ===== */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: #3f3d52; border-radius: 3px; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: var(--transition);
  border-bottom: 1px solid transparent;
}
.navbar.scrolled {
  background: rgba(9,9,15,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--glass-border);
}
.nav-inner {
  display: flex;
  align-items: center;
  gap: 2rem;
}
.logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  flex-shrink: 0;
}
.logo-icon {
  color: var(--accent-purple);
  font-size: 1.1rem;
  animation: spin-slow 8s linear infinite;
}
.logo-accent { color: var(--accent-purple); }

@keyframes spin-slow { to { transform: rotate(360deg); } }

.nav-links {
  display: flex;
  list-style: none;
  gap: 0.25rem;
  margin-left: auto;
}
.nav-link {
  padding: 0.4rem 0.85rem;
  border-radius: 100px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: var(--transition);
  font-weight: 500;
}
.nav-link:hover, .nav-link.active {
  color: var(--text-primary);
  background: var(--glass);
}
.btn-nav {
  padding: 0.55rem 1.3rem;
  background: linear-gradient(135deg, var(--accent-purple), #7c3aed);
  border-radius: 100px;
  font-size: 0.9rem;
  font-weight: 600;
  color: #fff;
  transition: var(--transition);
  white-space: nowrap;
  box-shadow: 0 0 20px rgba(168,85,247,0.4);
}
.btn-nav:hover {
  transform: translateY(-1px);
  box-shadow: 0 4px 30px rgba(168,85,247,0.6);
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition);
}

/* ===== BUTTONS ===== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.85rem 2rem;
  background: linear-gradient(135deg, var(--accent-purple) 0%, #7c3aed 50%, var(--accent-teal) 100%);
  background-size: 200% 200%;
  border-radius: 100px;
  font-weight: 700;
  font-size: 1rem;
  color: #fff;
  transition: var(--transition);
  box-shadow: 0 4px 30px rgba(168,85,247,0.4);
  animation: gradient-shift 4s ease infinite;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 40px rgba(168,85,247,0.6);
}
.btn-primary.btn-large {
  padding: 1.1rem 2.5rem;
  font-size: 1.1rem;
}
@keyframes gradient-shift {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

.btn-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.85rem 2rem;
  border: 1px solid var(--glass-border);
  border-radius: 100px;
  font-weight: 600;
  font-size: 1rem;
  color: var(--text-secondary);
  transition: var(--transition);
  background: var(--glass);
  backdrop-filter: blur(8px);
}
.btn-ghost:hover {
  color: var(--text-primary);
  border-color: rgba(168,85,247,0.4);
  background: rgba(168,85,247,0.08);
  transform: translateY(-1px);
}

/* ===== HERO ===== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  padding-top: 5rem;
}
.hero-bg {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.hero-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.25;
}
.glow-1 {
  width: 600px; height: 600px;
  background: radial-gradient(circle, #a855f7, transparent);
  top: -200px; left: -150px;
  animation: float-glow 8s ease-in-out infinite;
}
.glow-2 {
  width: 500px; height: 500px;
  background: radial-gradient(circle, #06b6d4, transparent);
  bottom: -150px; right: -100px;
  animation: float-glow 10s ease-in-out infinite reverse;
}
.glow-3 {
  width: 300px; height: 300px;
  background: radial-gradient(circle, #f59e0b, transparent);
  top: 50%; right: 30%;
  animation: float-glow 12s ease-in-out infinite;
  opacity: 0.15;
}
@keyframes float-glow {
  0%, 100% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(30px, -30px) scale(1.1); }
}

.particles {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
  padding-top: 2rem;
  padding-bottom: 2rem;
}
.hero-text { z-index: 1; }
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 1rem;
  background: linear-gradient(135deg, rgba(168,85,247,0.15), rgba(6,182,212,0.15));
  border: 1px solid rgba(168,85,247,0.3);
  border-radius: 100px;
  font-size: 0.83rem;
  color: var(--accent-purple);
  font-weight: 600;
  margin-bottom: 1.5rem;
  letter-spacing: 0.02em;
}
.hero-title {
  font-size: clamp(2.2rem, 4vw, 3.5rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
  margin-bottom: 1.5rem;
}
.hero-highlight {
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.hero-desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  max-width: 480px;
  line-height: 1.8;
}
.hero-desc strong { color: var(--text-primary); }
.hero-actions {
  display: flex;
  gap: 1rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}
.hero-stats {
  display: flex;
  align-items: center;
  gap: 1.5rem;
}
.stat { text-align: center; }
.stat-num {
  display: block;
  font-size: 1.8rem;
  font-weight: 800;
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 500;
  margin-top: 0.25rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
}
.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--glass-border);
}

.hero-image {
  position: relative;
  display: flex;
  justify-content: center;
}
.hero-img-wrapper {
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
}
.hero-img {
  width: 100%;
  max-width: 500px;
  border-radius: var(--radius-lg);
  animation: float-img 6s ease-in-out infinite;
}
.hero-img-glow {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(168,85,247,0.1), transparent, rgba(6,182,212,0.1));
  pointer-events: none;
}
@keyframes float-img {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

.floating-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.7rem 1rem;
  background: rgba(15,15,26,0.85);
  backdrop-filter: blur(16px);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
  font-size: 0.82rem;
  box-shadow: 0 8px 30px rgba(0,0,0,0.4);
  white-space: nowrap;
  animation: float-card 5s ease-in-out infinite;
}
.floating-card strong { font-weight: 700; font-size: 0.85rem; }
.floating-card small { color: var(--text-muted); }
.fc-emoji { font-size: 1.3rem; }
.card-1 { top: 10%; left: -5%; animation-delay: 0s; }
.card-2 { bottom: 25%; left: -8%; animation-delay: 1.5s; }
.card-3 { top: 5%; right: -5%; animation-delay: 3s; }
@keyframes float-card {
  0%, 100% { transform: translateY(0) rotate(-1deg); }
  50% { transform: translateY(-8px) rotate(1deg); }
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: var(--text-muted);
  font-size: 0.8rem;
  letter-spacing: 0.1em;
  animation: fade-in-up 1s ease 1s both;
}
.scroll-arrow {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--text-muted), transparent);
  animation: scroll-pulse 2s ease infinite;
}
@keyframes scroll-pulse {
  0%, 100% { transform: scaleY(1); opacity: 1; }
  50% { transform: scaleY(0.6); opacity: 0.4; }
}
@keyframes fade-in-up {
  from { opacity: 0; transform: translateX(-50%) translateY(20px); }
  to { opacity: 1; transform: translateX(-50%) translateY(0); }
}

/* ===== SECTION HEADERS ===== */
.section-header {
  text-align: center;
  margin-bottom: 4rem;
}
.section-tag {
  display: inline-block;
  padding: 0.35rem 1rem;
  background: linear-gradient(135deg, rgba(168,85,247,0.15), rgba(6,182,212,0.15));
  border: 1px solid rgba(168,85,247,0.25);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--accent-purple);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1rem;
}
.section-title {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1.15;
  margin-bottom: 1rem;
}
.section-desc {
  color: var(--text-secondary);
  font-size: 1.05rem;
  max-width: 560px;
  margin: 0 auto;
}

/* ===== HOW IT WORKS ===== */
.how-it-works { background: var(--bg-secondary); }
.steps-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.step-card {
  padding: 2.5rem 2rem;
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  position: relative;
  transition: var(--transition);
  overflow: hidden;
}
.step-card::before {
  content: attr(data-step);
  position: absolute;
  top: 1.5rem; right: 1.5rem;
  font-size: 3rem;
  font-weight: 900;
  color: rgba(255,255,255,0.04);
  font-family: var(--font-display);
  line-height: 1;
}
.step-card:hover {
  transform: translateY(-6px);
  background: var(--bg-card-hover);
  border-color: rgba(168,85,247,0.3);
  box-shadow: 0 20px 40px rgba(0,0,0,0.3);
}
.step-icon {
  width: 64px; height: 64px;
  background: linear-gradient(135deg, var(--c1), var(--c2));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  box-shadow: 0 8px 20px rgba(0,0,0,0.3);
}
.step-card h3 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.75rem;
}
.step-card p { color: var(--text-secondary); font-size: 0.95rem; }

/* ===== DIMENSIONS ===== */
.dims-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 1.5rem;
}
.dim-card {
  padding: 2rem;
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}
.dim-card:hover {
  background: var(--bg-card-hover);
  border-color: rgba(168,85,247,0.2);
  transform: translateY(-3px);
}
.dim-pair {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1rem;
  flex-wrap: wrap;
}
.dim-letter {
  font-size: 1.8rem;
  font-weight: 900;
  font-family: var(--font-display);
  background: linear-gradient(135deg, #a855f7, #06b6d4);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
}
.dim-pole {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--clr);
  letter-spacing: 0.02em;
}
.vsep {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 500;
}
.dim-bar {
  height: 6px;
  background: rgba(255,255,255,0.06);
  border-radius: 3px;
  overflow: hidden;
  margin-bottom: 1rem;
}
.dim-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 1.5s cubic-bezier(0.4, 0, 0.2, 1);
}
.dim-desc { color: var(--text-secondary); font-size: 0.9rem; }

/* ===== TYPE GROUPS ===== */
.types-section { background: var(--bg-secondary); }
.type-group { margin-bottom: 4rem; }
.type-group:last-child { margin-bottom: 0; }

.group-header {
  display: flex;
  align-items: flex-start;
  gap: 1.25rem;
  margin-bottom: 2rem;
  padding: 1.5rem 2rem;
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
}
.group-icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
  box-shadow: 0 8px 20px rgba(0,0,0,0.3);
}
.group-name {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 0.4rem;
}
.group-desc {
  color: var(--text-secondary);
  font-size: 0.9rem;
}
.group-desc strong { color: var(--text-primary); }

.types-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}
.type-card {
  padding: 1.75rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}
.type-card::after {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  opacity: 0;
  transition: var(--transition);
  pointer-events: none;
}
.type-card.analyst::after { background: radial-gradient(circle at top left, rgba(168,85,247,0.08), transparent 60%); }
.type-card.diplomat::after { background: radial-gradient(circle at top left, rgba(6,182,212,0.08), transparent 60%); }
.type-card.sentinel::after { background: radial-gradient(circle at top left, rgba(245,158,11,0.08), transparent 60%); }
.type-card.explorer::after { background: radial-gradient(circle at top left, rgba(244,63,94,0.08), transparent 60%); }

.type-card:hover { transform: translateY(-6px); box-shadow: 0 16px 40px rgba(0,0,0,0.4); }
.type-card:hover::after { opacity: 1; }
.type-card.analyst:hover { border-color: rgba(168,85,247,0.4); }
.type-card.diplomat:hover { border-color: rgba(6,182,212,0.4); }
.type-card.sentinel:hover { border-color: rgba(245,158,11,0.4); }
.type-card.explorer:hover { border-color: rgba(244,63,94,0.4); }

.type-avatar { font-size: 2.5rem; margin-bottom: 1rem; }
.type-code {
  font-size: 1.4rem;
  font-weight: 900;
  font-family: var(--font-display);
  letter-spacing: 0.05em;
  line-height: 1;
}
.analyst .type-code { color: var(--analyst-clr); }
.diplomat .type-code { color: var(--diplomat-clr); }
.sentinel .type-code { color: var(--sentinel-clr); }
.explorer .type-code { color: var(--explorer-clr); }

.type-code-vn {
  font-size: 0.68rem;
  color: var(--text-muted);
  margin-top: 0.2rem;
  margin-bottom: 0.75rem;
  line-height: 1.5;
}
.type-name {
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 0.2rem;
}
.type-role {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-bottom: 0.75rem;
  font-style: italic;
}
.type-brief {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1rem;
}
.type-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}
.type-tags span {
  padding: 0.2rem 0.6rem;
  background: rgba(255,255,255,0.06);
  border-radius: 100px;
  font-size: 0.72rem;
  font-weight: 600;
  color: var(--text-muted);
}

/* ===== ABOUT SECTION ===== */
.about-section { background: var(--bg-primary); }
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 5rem;
  align-items: center;
}
.about-content p { color: var(--text-secondary); line-height: 1.8; }
.about-content em, .about-content strong { color: var(--text-primary); }
.about-notes {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  margin-top: 1.5rem;
}
.note-item {
  display: flex;
  gap: 0.75rem;
  align-items: flex-start;
  padding: 0.85rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-md);
}
.note-icon { font-size: 1.1rem; flex-shrink: 0; margin-top: 0.1rem; }
.note-item p { font-size: 0.88rem; color: var(--text-secondary); }
.about-img {
  border-radius: var(--radius-xl);
  box-shadow: 0 20px 60px rgba(0,0,0,0.5);
  width: 100%;
}

/* ===== CTA SECTION ===== */
.cta-section {
  padding: 6rem 0;
  background: linear-gradient(135deg, rgba(168,85,247,0.1), rgba(6,182,212,0.05));
  border-top: 1px solid var(--glass-border);
  border-bottom: 1px solid var(--glass-border);
  position: relative;
  overflow: hidden;
  text-align: center;
}
.cta-glow {
  position: absolute;
  width: 600px; height: 300px;
  background: radial-gradient(ellipse, rgba(168,85,247,0.2), transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
}
.cta-content {
  position: relative;
  z-index: 1;
}
.cta-content h2 {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}
.cta-content p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 2.5rem;
}

/* ===== FOOTER ===== */
.footer {
  background: var(--bg-secondary);
  border-top: 1px solid var(--glass-border);
  padding-top: 3rem;
}
.footer-inner {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  padding-bottom: 3rem;
}
.footer-brand .logo { margin-bottom: 1rem; font-size: 1.2rem; }
.footer-brand p { color: var(--text-muted); font-size: 0.9rem; line-height: 1.7; max-width: 280px; }
.footer-links h4 { font-size: 0.85rem; font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 1rem; }
.footer-links a {
  display: block;
  font-size: 0.9rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
  transition: var(--transition);
}
.footer-links a:hover { color: var(--accent-purple); }
.footer-bottom {
  border-top: 1px solid var(--glass-border);
  padding: 1.25rem 0;
  text-align: center;
}
.footer-bottom p { color: var(--text-muted); font-size: 0.82rem; }

/* ===== TEST PAGE STYLES ===== */
.test-page { min-height: 100vh; display: flex; flex-direction: column; }
.test-header {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--glass-border);
  background: rgba(9,9,15,0.9);
  backdrop-filter: blur(20px);
  position: sticky;
  top: 0;
  z-index: 100;
}
.test-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}
.test-progress-area { flex: 1; max-width: 500px; }
.test-progress-label {
  display: flex;
  justify-content: space-between;
  font-size: 0.82rem;
  color: var(--text-muted);
  margin-bottom: 0.5rem;
}
.progress-bar-track {
  height: 6px;
  background: rgba(255,255,255,0.06);
  border-radius: 3px;
  overflow: hidden;
}
.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-purple), var(--accent-teal));
  border-radius: 3px;
  transition: width 0.6s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 0 10px rgba(168,85,247,0.5);
}

.test-main {
  flex: 1;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3rem 1.5rem;
}
.question-screen { display: none; }
.question-screen.active { display: block; }
.question-container {
  max-width: 780px;
  margin: 0 auto;
  width: 100%;
}
.question-meta {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-bottom: 1.5rem;
}
.question-num {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.question-dim-badge {
  padding: 0.25rem 0.75rem;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.04em;
}
.dim-mind { background: rgba(168,85,247,0.15); color: #c084fc; border: 1px solid rgba(168,85,247,0.25); }
.dim-energy { background: rgba(6,182,212,0.15); color: #22d3ee; border: 1px solid rgba(6,182,212,0.25); }
.dim-nature { background: rgba(244,63,94,0.15); color: #fb7185; border: 1px solid rgba(244,63,94,0.25); }
.dim-tactics { background: rgba(245,158,11,0.15); color: #fbbf24; border: 1px solid rgba(245,158,11,0.25); }
.dim-identity { background: rgba(16,185,129,0.15); color: #34d399; border: 1px solid rgba(16,185,129,0.25); }

.question-text {
  font-size: clamp(1.3rem, 2.5vw, 1.9rem);
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 3rem;
  letter-spacing: -0.02em;
}

.scale-labels {
  display: flex;
  justify-content: space-between;
  margin-bottom: 0.75rem;
  font-size: 0.78rem;
  color: var(--text-muted);
  font-weight: 600;
  max-width: 520px;
  margin-left: auto;
  margin-right: auto;
  width: 100%;
}
.answer-scale {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 2.5rem;
  flex-wrap: nowrap;
}
.scale-btn {
  border: 2px solid var(--glass-border);
  border-radius: 50%;
  background: var(--bg-card);
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  flex-shrink: 0;
  width: 44px;
  height: 44px;
}
.scale-btn:hover { border-color: var(--accent-purple); background: rgba(168,85,247,0.1); transform: scale(1.1); }
.scale-btn.selected { border-color: var(--accent-purple); background: var(--accent-purple); }
/* Pyramid: largest at extremes, smallest at center */
.scale-btn[data-val="3"]  { width: 66px; height: 66px; }
.scale-btn[data-val="2"]  { width: 56px; height: 56px; }
.scale-btn[data-val="1"]  { width: 46px; height: 46px; }
.scale-btn[data-val="0"]  { width: 38px; height: 38px; border-style: dashed; }
.scale-btn[data-val="-1"] { width: 46px; height: 46px; }
.scale-btn[data-val="-2"] { width: 56px; height: 56px; }
.scale-btn[data-val="-3"] { width: 66px; height: 66px; }

.agree-side .scale-btn.selected { background: var(--accent-purple); border-color: var(--accent-purple); box-shadow: 0 0 16px rgba(168,85,247,0.5); }
.disagree-side .scale-btn.selected { background: var(--accent-rose); border-color: var(--accent-rose); box-shadow: 0 0 16px rgba(244,63,94,0.5); }
.neutral-btn.selected { background: var(--text-muted); border-color: var(--text-muted); }

.question-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.btn-prev, .btn-next {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
}
.btn-prev {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
}
.btn-prev:hover { background: var(--bg-card-hover); color: var(--text-primary); }
.btn-next {
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-teal));
  color: #fff;
  box-shadow: 0 4px 20px rgba(168,85,247,0.4);
}
.btn-next:hover { transform: translateY(-1px); box-shadow: 0 8px 30px rgba(168,85,247,0.6); }
.btn-next:disabled { opacity: 0.4; pointer-events: none; }

.dots-nav {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  justify-content: center;
  max-width: 240px;
}
.dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  transition: var(--transition);
}
.dot.answered { background: var(--accent-purple); }
.dot.current { background: var(--accent-teal); transform: scale(1.4); }

/* ===== WELCOME SCREEN ===== */
.welcome-screen {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
  padding: 2rem 1.5rem;
}
.welcome-screen h1 {
  font-size: clamp(1.8rem, 3vw, 2.8rem);
  font-weight: 800;
  letter-spacing: -0.03em;
  margin-bottom: 1.25rem;
}
.welcome-screen p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 2rem;
}
.info-chips {
  display: flex;
  justify-content: center;
  gap: 0.75rem;
  flex-wrap: wrap;
  margin-bottom: 2.5rem;
}
.chip {
  padding: 0.5rem 1.1rem;
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

/* ===== RESULT PAGE STYLES ===== */
.result-page { padding: 5rem 1.5rem; }
.result-container { max-width: 900px; margin: 0 auto; }
.result-hidden { display: none; }

.result-hero {
  text-align: center;
  padding: 4rem 2rem;
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  margin-bottom: 2.5rem;
  position: relative;
  overflow: hidden;
}
.result-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-xl);
  pointer-events: none;
}
.result-type-avatar { font-size: 5rem; margin-bottom: 1rem; }
.result-code {
  font-size: clamp(3rem, 8vw, 5.5rem);
  font-weight: 900;
  font-family: var(--font-display);
  letter-spacing: 0.08em;
  line-height: 1;
  background: linear-gradient(135deg, var(--accent-purple), var(--accent-teal));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
.result-code-full {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 0.5rem;
  margin-bottom: 0.75rem;
  line-height: 1.6;
}
.result-type-name {
  font-size: clamp(1.5rem, 3vw, 2.2rem);
  font-weight: 800;
  margin-bottom: 0.5rem;
}
.result-type-role {
  font-size: 1rem;
  color: var(--text-muted);
  font-style: italic;
  margin-bottom: 1.5rem;
}
.result-desc {
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 2rem;
  font-size: 1rem;
  line-height: 1.8;
}
.result-group-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.25rem;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 700;
}

.dimensions-result {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-xl);
  padding: 2.5rem;
  margin-bottom: 2.5rem;
}
.dimensions-result h2 {
  font-size: 1.3rem;
  font-weight: 800;
  margin-bottom: 2rem;
}
.dim-result-row {
  display: grid;
  grid-template-columns: 120px 1fr 120px;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
}
.dim-result-row:last-child { margin-bottom: 0; }
.dim-label-a {
  text-align: right;
  font-size: 0.85rem;
  font-weight: 700;
}
.dim-label-b {
  text-align: left;
  font-size: 0.85rem;
  font-weight: 700;
}
.dim-result-bar-track {
  height: 12px;
  background: rgba(255,255,255,0.06);
  border-radius: 6px;
  overflow: hidden;
  position: relative;
}
.dim-result-bar {
  height: 100%;
  border-radius: 6px;
  position: absolute;
  transition: width 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}
.dim-result-bar.side-a { right: 50%; background: var(--accent-purple); }
.dim-result-bar.side-b { left: 50%; background: var(--accent-teal); }

.result-traits {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
}
.traits-card {
  background: var(--bg-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
}
.traits-card h3 {
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}
.traits-card ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
}
.traits-card ul li {
  font-size: 0.92rem;
  color: var(--text-secondary);
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  line-height: 1.5;
}
.traits-card ul li::before {
  content: '•';
  flex-shrink: 0;
  margin-top: 0.05rem;
}
.strengths li::before { color: var(--accent-green); }
.weaknesses li::before { color: var(--accent-rose); }

.result-actions {
  display: flex;
  gap: 1rem;
  justify-content: center;
  flex-wrap: wrap;
  margin-top: 3rem;
}

/* ===== ANIMATIONS ===== */
@keyframes slide-up {
  from { opacity: 0; transform: translateY(30px); }
  to { opacity: 1; transform: translateY(0); }
}
@keyframes fade-in {
  from { opacity: 0; }
  to { opacity: 1; }
}
.animate-up { animation: slide-up 0.6s ease both; }
.animate-up-delay { animation: slide-up 0.6s ease 0.15s both; }
.animate-up-delay-2 { animation: slide-up 0.6s ease 0.3s both; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .types-grid { grid-template-columns: repeat(2, 1fr); }
  .about-grid { grid-template-columns: 1fr; gap: 3rem; }
  .about-image { order: -1; }
}
@media (max-width: 820px) {
  .hero-content { grid-template-columns: 1fr; gap: 3rem; }
  .hero-image { display: none; }
  .steps-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
  .result-traits { grid-template-columns: 1fr; }
  .dim-result-row { grid-template-columns: 90px 1fr 90px; }
}
@media (max-width: 640px) {
  .nav-links { display: none; }
  .btn-nav { display: none; }
  .hamburger { display: flex; }
  .types-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 1rem; }
  .section-padding { padding: 4rem 0; }
  .footer-inner { grid-template-columns: 1fr; }
  .dims-grid { grid-template-columns: 1fr; }
  .answer-scale { gap: 0.3rem; }
  .scale-btn[data-val="3"]  { width: 48px; height: 48px; }
  .scale-btn[data-val="2"]  { width: 42px; height: 42px; }
  .scale-btn[data-val="1"]  { width: 36px; height: 36px; }
  .scale-btn[data-val="0"]  { width: 32px; height: 32px; }
  .scale-btn[data-val="-1"] { width: 36px; height: 36px; }
  .scale-btn[data-val="-2"] { width: 42px; height: 42px; }
  .scale-btn[data-val="-3"] { width: 48px; height: 48px; }
  .dim-result-row { grid-template-columns: 1fr; text-align: center; }
  .dim-label-a { text-align: center; }
  .result-traits { grid-template-columns: 1fr; }
}