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

:root {
  --navy: #1a2a44;
  --navy-light: #243352;
  --blue: #2b6cb0;
  --blue-light: #4299e1;
  --accent: #ed8936;
  --accent-light: #fbd38d;
  --green: #38a169;
  --red: #e53e3e;
  --bg: #f0f4f8;
  --card: #ffffff;
  --text: #2d3748;
  --text-light: #718096;
  --text-lighter: #a0aec0;
  --border: #e2e8f0;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 4px 12px rgba(0,0,0,0.04);
  --shadow-lg: 0 4px 6px rgba(0,0,0,0.07), 0 10px 30px rgba(0,0,0,0.08);
}

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

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

/* ===== Screens ===== */
.screen {
  display: none;
  animation: fadeIn 0.4s ease;
}

.screen.active {
  display: block;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

/* ===== Welcome Screen ===== */
.welcome-container {
  max-width: 780px;
  margin: 0 auto;
  padding: 60px 24px;
  text-align: center;
}

.welcome-badge {
  display: inline-block;
  background: var(--navy);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  padding: 6px 18px;
  border-radius: 20px;
  margin-bottom: 24px;
  text-transform: uppercase;
}

.welcome-container h1 {
  font-size: 2.2rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1.25;
  margin-bottom: 12px;
}

.highlight {
  color: var(--blue);
}

.welcome-subtitle {
  font-size: 1.1rem;
  color: var(--text-light);
  margin-bottom: 40px;
}

.welcome-info {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 20px;
  margin-bottom: 36px;
}

.info-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px 20px;
  text-align: left;
  box-shadow: var(--shadow);
}

.info-icon {
  color: var(--accent);
  font-size: 1rem;
  margin-bottom: 10px;
}

.info-card h3 {
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 6px;
}

.info-card p {
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.5;
}

.welcome-note {
  font-size: 0.9rem;
  color: var(--text-light);
  margin-bottom: 24px;
}

.disclaimer {
  font-size: 0.78rem;
  color: var(--text-lighter);
  margin-top: 20px;
}

/* ===== Buttons ===== */
.btn-primary {
  display: inline-block;
  background: var(--blue);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  padding: 14px 40px;
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-primary:hover:not(:disabled) {
  background: var(--navy);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(43,108,176,0.3);
}

.btn-primary:disabled {
  opacity: 0.45;
  cursor: not-allowed;
}

.btn-secondary {
  display: inline-block;
  background: transparent;
  color: var(--blue);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 12px 28px;
  border: 2px solid var(--blue);
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s;
}

.btn-secondary:hover {
  background: var(--blue);
  color: #fff;
}

/* ===== Question Header / Progress ===== */
.question-header {
  background: var(--card);
  border-bottom: 1px solid var(--border);
  padding: 16px 24px;
  position: sticky;
  top: 0;
  z-index: 10;
}

.progress-container {
  max-width: 800px;
  margin: 0 auto;
}

.progress-text {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

#progress-label {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text);
}

.sf-badge {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--blue);
  background: #ebf4ff;
  padding: 3px 12px;
  border-radius: 12px;
}

.progress-bar {
  height: 6px;
  background: var(--border);
  border-radius: 3px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--blue), var(--blue-light));
  border-radius: 3px;
  transition: width 0.4s ease;
  width: 0%;
}

/* ===== Question Body ===== */
.question-body {
  max-width: 800px;
  margin: 0 auto;
  padding: 32px 24px 40px;
}

.scenario-level {
  display: inline-block;
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--text-light);
  background: #edf2f7;
  padding: 4px 12px;
  border-radius: 6px;
  margin-bottom: 12px;
}

.scenario-title {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--navy);
  margin-bottom: 16px;
  line-height: 1.3;
}

.scenario-context {
  font-size: 0.95rem;
  color: var(--text);
  line-height: 1.7;
  margin-bottom: 28px;
  padding: 20px;
  background: var(--card);
  border-radius: var(--radius);
  border-left: 4px solid var(--blue);
  box-shadow: var(--shadow);
}

.scenario-question {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 16px;
}

/* ===== Options ===== */
.options-container {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin-bottom: 32px;
}

.option-card {
  background: var(--card);
  border: 2px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  cursor: pointer;
  transition: all 0.2s;
  box-shadow: var(--shadow);
  position: relative;
}

.option-card:hover {
  border-color: var(--blue-light);
  box-shadow: var(--shadow-lg);
}

.option-card.selected {
  border-color: var(--blue);
  background: #f7fbff;
  box-shadow: 0 0 0 1px var(--blue), var(--shadow-lg);
}

.option-header {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 10px;
}

.option-letter {
  flex-shrink: 0;
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--navy);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 700;
  border-radius: 8px;
}

.option-card.selected .option-letter {
  background: var(--blue);
}

.option-text {
  font-size: 0.92rem;
  color: var(--text);
  line-height: 1.6;
  flex: 1;
}

.option-risk {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  margin-top: 12px;
  padding: 10px 14px;
  background: #fffaf0;
  border-radius: 8px;
  border-left: 3px solid var(--accent);
}

.option-risk-icon {
  flex-shrink: 0;
  color: var(--accent);
  font-size: 0.85rem;
  margin-top: 1px;
}

.option-risk-text {
  font-size: 0.82rem;
  color: #744210;
  line-height: 1.5;
}

.option-tendency {
  display: inline-block;
  font-size: 0.73rem;
  font-weight: 600;
  color: var(--text-light);
  background: #edf2f7;
  padding: 3px 10px;
  border-radius: 4px;
  margin-top: 10px;
}

/* ===== Navigation ===== */
.question-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 8px;
}

/* ===== Results Screen ===== */
.results-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 48px 24px 60px;
}

.results-header {
  text-align: center;
  margin-bottom: 40px;
}

.profile-name {
  font-size: 2rem;
  font-weight: 800;
  color: var(--navy);
  margin-top: 16px;
  margin-bottom: 8px;
}

.profile-pattern {
  font-size: 1rem;
  color: var(--text-light);
  font-style: italic;
}

.results-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 24px;
  margin-bottom: 24px;
}

.results-chart-card,
.results-profile-card,
.dimensions-card,
.combination-card {
  background: var(--card);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.results-chart-card h3,
.results-profile-card h3,
.dimensions-card h3,
.combination-card h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 20px;
}

.chart-wrapper {
  max-width: 480px;
  margin: 0 auto;
}

.profile-desc-text {
  font-size: 0.9rem;
  color: var(--text);
  line-height: 1.65;
  margin-bottom: 20px;
}

.profile-section {
  margin-bottom: 16px;
}

.section-positive {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--green);
  margin-bottom: 6px;
}

.section-negative {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--red);
  margin-bottom: 6px;
}

.profile-section p {
  font-size: 0.85rem;
  color: var(--text);
  line-height: 1.6;
}

/* ===== Dimension Bars ===== */
.dimensions-card {
  margin-bottom: 24px;
}

.dimensions-bars {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.dim-row {
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.dim-labels {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  font-weight: 600;
}

.dim-pol-a {
  color: var(--blue);
}

.dim-pol-b {
  color: var(--navy);
}

.dim-bar-track {
  position: relative;
  height: 10px;
  background: var(--border);
  border-radius: 5px;
  overflow: visible;
}

.dim-bar-fill {
  position: absolute;
  left: 0;
  top: 0;
  height: 100%;
  background: linear-gradient(90deg, var(--blue-light), var(--navy));
  border-radius: 5px;
  transition: width 0.8s ease;
}

.dim-marker {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 20px;
  height: 20px;
  background: var(--card);
  border: 3px solid var(--navy);
  border-radius: 50%;
  transition: left 0.8s ease;
  z-index: 2;
}

.dim-value {
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-light);
  margin-top: 4px;
}

/* ===== Combination Card ===== */
.combination-card {
  margin-bottom: 24px;
}

.combination-item {
  padding: 14px 0;
  border-bottom: 1px solid var(--border);
}

.combination-item:last-child {
  border-bottom: none;
}

.combination-item h4 {
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 4px;
}

.combination-item p {
  font-size: 0.85rem;
  color: var(--text-light);
  line-height: 1.55;
}

/* ===== Results Footer ===== */
.results-footer {
  text-align: center;
  margin-top: 12px;
}

/* ============================================================
   LANDING PAGE
   ============================================================ */

/* ---- Layout ---- */
.lp-container {
  max-width: 960px;
  margin: 0 auto;
  padding: 0 24px;
}

.lp-container--narrow {
  max-width: 740px;
}

/* ---- Hero ---- */
.lp-hero {
  background: linear-gradient(160deg, var(--navy) 0%, #1e3a5f 50%, var(--blue) 100%);
  color: #fff;
  text-align: center;
  padding: 100px 24px 90px;
}

.lp-badge {
  display: inline-block;
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(6px);
  color: var(--accent-light);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 2.5px;
  padding: 6px 18px;
  border-radius: 20px;
  margin-bottom: 28px;
  text-transform: uppercase;
  border: 1px solid rgba(255,255,255,0.15);
}

.lp-hero-title {
  font-size: 2.6rem;
  font-weight: 800;
  line-height: 1.2;
  margin-bottom: 20px;
  letter-spacing: -0.01em;
}

.lp-hero-accent {
  color: var(--accent-light);
}

.lp-hero-sub {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.78);
  line-height: 1.65;
  max-width: 600px;
  margin: 0 auto 36px;
}

.lp-hero-cta {
  font-size: 1.05rem;
  padding: 16px 48px;
  text-decoration: none;
  background: var(--accent);
  border-radius: 10px;
}

.lp-hero-cta:hover {
  background: #dd6b20;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(237,137,54,0.35);
}

.lp-hero-meta {
  margin-top: 16px;
  font-size: 0.82rem;
  color: rgba(255,255,255,0.5);
}

/* ---- Sections ---- */
.lp-section {
  padding: 80px 24px;
}

.lp-section--alt {
  background: #e8eef6;
}

.lp-section-label {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 12px;
}

.lp-section-title {
  font-size: 1.75rem;
  font-weight: 800;
  color: var(--navy);
  line-height: 1.3;
  margin-bottom: 16px;
}

.lp-section-text {
  font-size: 1rem;
  color: var(--text-light);
  line-height: 1.7;
  max-width: 640px;
}

.lp-section-text--center {
  text-align: center;
  margin: 0 auto 40px;
  max-width: 560px;
}

/* ---- Dimensions Grid ---- */
.lp-dimensions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(270px, 1fr));
  gap: 18px;
  margin-top: 8px;
}

.lp-dim-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.lp-dim-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.lp-dim-poles {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.lp-dim-pole {
  font-size: 0.85rem;
  font-weight: 700;
  padding: 3px 10px;
  border-radius: 6px;
}

.lp-dim-pole--a {
  background: #ebf4ff;
  color: var(--blue);
}

.lp-dim-pole--b {
  background: #1a2a44;
  color: #fff;
}

.lp-dim-vs {
  font-size: 0.75rem;
  color: var(--text-lighter);
  font-weight: 600;
}

.lp-dim-card p {
  font-size: 0.88rem;
  color: var(--text-light);
  line-height: 1.5;
}

/* ---- Benefits ---- */
.lp-benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin-top: 40px;
}

.lp-benefit {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  text-align: center;
  box-shadow: var(--shadow);
  transition: transform 0.2s, box-shadow 0.2s;
}

.lp-benefit:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}

.lp-benefit-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #ebf4ff;
  color: var(--blue);
  border-radius: 14px;
  margin: 0 auto 16px;
}

.lp-benefit h3 {
  font-size: 1rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 8px;
}

.lp-benefit p {
  font-size: 0.88rem;
  color: var(--text-light);
  line-height: 1.55;
}

/* ---- Steps ---- */
.lp-steps {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-top: 36px;
}

.lp-step {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  padding: 24px 0;
  border-bottom: 1px solid var(--border);
}

.lp-step:last-child {
  border-bottom: none;
}

.lp-step-number {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--navy);
  color: #fff;
  font-size: 1.1rem;
  font-weight: 800;
  border-radius: 12px;
}

.lp-step-content h3 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--navy);
  margin-bottom: 4px;
}

.lp-step-content p {
  font-size: 0.9rem;
  color: var(--text-light);
  line-height: 1.6;
}

/* ---- Compare ---- */
.lp-compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  margin-top: 32px;
}

.lp-compare-col {
  background: var(--card);
  border-radius: var(--radius);
  padding: 28px 24px;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.lp-compare-col h4 {
  font-size: 0.95rem;
  font-weight: 700;
  margin-bottom: 14px;
}

.lp-compare-col--no h4 {
  color: var(--red);
}

.lp-compare-col--yes h4 {
  color: var(--green);
}

.lp-compare-col ul {
  list-style: none;
  padding: 0;
}

.lp-compare-col ul li {
  font-size: 0.88rem;
  color: var(--text);
  padding: 7px 0;
  padding-left: 22px;
  position: relative;
  line-height: 1.45;
}

.lp-compare-col--no ul li::before {
  content: "\2715";
  position: absolute;
  left: 0;
  color: var(--red);
  font-weight: 700;
  font-size: 0.8rem;
}

.lp-compare-col--yes ul li::before {
  content: "\2713";
  position: absolute;
  left: 0;
  color: var(--green);
  font-weight: 700;
  font-size: 0.85rem;
}

/* ---- CTA Section ---- */
.lp-cta {
  background: linear-gradient(160deg, var(--navy) 0%, #1e3a5f 50%, var(--blue) 100%);
  color: #fff;
  text-align: center;
  padding: 72px 24px;
}

.lp-cta-title {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 12px;
}

.lp-cta-text {
  font-size: 1.05rem;
  color: rgba(255,255,255,0.72);
  margin-bottom: 32px;
}

/* ---- Footer ---- */
.lp-footer {
  text-align: center;
  padding: 28px 24px;
  background: var(--navy);
  color: rgba(255,255,255,0.4);
  font-size: 0.78rem;
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
  .welcome-container {
    padding: 40px 20px;
  }

  .welcome-container h1 {
    font-size: 1.6rem;
  }

  .results-grid {
    grid-template-columns: 1fr;
  }

  .question-body {
    padding: 24px 16px 32px;
  }

  .scenario-title {
    font-size: 1.25rem;
  }

  .profile-name {
    font-size: 1.5rem;
  }

  .results-container {
    padding: 32px 16px 40px;
  }
}