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

:root {
  --green: #0B8457;
  --green-light: #10B981;
  --green-dark: #065F46;
  --bg: #FAFAF9;
  --surface: #FFFFFF;
  --text: #1A1A1A;
  --text-muted: #6B7280;
  --accent: #F59E0B;
  --border: #E5E7EB;
  --red: #EF4444;
  --red-light: #FEF2F2;
  --green-bg: #ECFDF5;
  --amber-bg: #FFFBEB;
}

body {
  font-family: 'DM Sans', -apple-system, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  min-height: 100vh;
}

/* =================== NAV =================== */
.app-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 900px;
  margin: 0 auto;
  padding: 20px 24px;
}
.logo {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--green-dark);
  text-decoration: none;
  letter-spacing: -0.5px;
}
.logo span { color: var(--accent); }
.nav-back {
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-muted);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
  cursor: pointer;
  background: none;
  border: none;
  font-family: inherit;
}
.nav-back:hover { color: var(--green); }

/* =================== CONTAINER =================== */
.app-container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px 80px;
}

/* =================== VIEW TRANSITIONS =================== */
.view {
  display: none;
  animation: fadeIn 0.3s ease;
}
.view.active { display: block; }

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* =================== STATE SELECTION =================== */
.view-header {
  text-align: center;
  margin-bottom: 40px;
}
.view-header h1 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -1px;
  margin-bottom: 8px;
}
.view-header p {
  font-size: 1rem;
  color: var(--text-muted);
}

.states-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 10px;
}
.state-btn {
  padding: 14px 16px;
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--text);
  cursor: pointer;
  transition: all 0.2s;
  text-align: left;
  display: flex;
  align-items: center;
  gap: 10px;
}
.state-btn .state-code {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.75rem;
  color: var(--green);
  background: var(--green-bg);
  padding: 3px 7px;
  border-radius: 6px;
  min-width: 28px;
  text-align: center;
}
.state-btn:hover {
  border-color: var(--green);
  box-shadow: 0 2px 8px rgba(11,132,87,0.08);
  transform: translateY(-1px);
}
.state-btn.active-state {
  border-color: var(--green);
  background: var(--green-bg);
}
.state-btn.coming-soon {
  opacity: 0.5;
  cursor: default;
}
.state-btn.coming-soon:hover {
  border-color: var(--border);
  box-shadow: none;
  transform: none;
}
.state-btn .soon-tag {
  font-size: 0.65rem;
  color: var(--text-muted);
  margin-left: auto;
}

/* =================== LICENSE PICKER =================== */
.license-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  max-width: 640px;
  margin: 0 auto;
}
.license-card {
  background: var(--surface);
  border: 2px solid var(--border);
  border-radius: 16px;
  padding: 32px 28px;
  cursor: pointer;
  transition: all 0.2s;
  text-align: center;
}
.license-card:hover {
  border-color: var(--green);
  box-shadow: 0 4px 16px rgba(11,132,87,0.1);
  transform: translateY(-2px);
}
.license-card .card-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}
.license-card h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 8px;
}
.license-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.5;
}
.license-card .card-tag {
  display: inline-block;
  margin-top: 14px;
  padding: 5px 14px;
  background: var(--green-bg);
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 600;
  border-radius: 100px;
}
.license-card.disabled {
  opacity: 0.5;
  cursor: default;
}
.license-card.disabled:hover {
  border-color: var(--border);
  box-shadow: none;
  transform: none;
}

/* =================== DASHBOARD =================== */
.dashboard-hero {
  background: linear-gradient(135deg, var(--green-dark), var(--green));
  border-radius: 20px;
  padding: 36px 32px;
  color: white;
  margin-bottom: 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.dashboard-hero h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 4px;
}
.dashboard-hero p {
  font-size: 0.9rem;
  opacity: 0.8;
}
.dashboard-hero .start-btn {
  padding: 14px 32px;
  background: white;
  color: var(--green-dark);
  border: none;
  border-radius: 12px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
}
.dashboard-hero .start-btn:hover {
  transform: scale(1.03);
  box-shadow: 0 4px 16px rgba(0,0,0,0.15);
}

.section-label {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--green);
  margin-bottom: 14px;
}

.cards-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 14px;
  margin-bottom: 40px;
}
.card-item {
  background: var(--surface);
  border: 1.5px solid var(--border);
  border-radius: 14px;
  padding: 22px 20px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: flex-start;
  gap: 14px;
}
.card-item:hover {
  border-color: var(--green);
  box-shadow: 0 2px 12px rgba(11,132,87,0.06);
  transform: translateY(-1px);
}
.card-item .card-icon {
  font-size: 1.6rem;
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--green-bg);
  border-radius: 10px;
}
.card-item h4 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 3px;
}
.card-item p {
  font-size: 0.8rem;
  color: var(--text-muted);
}
.card-item.card-locked {
  opacity: 0.62;
  cursor: pointer;
}
.card-item.card-locked:hover {
  opacity: 0.85;
  border-color: #D97706;
  box-shadow: 0 2px 12px rgba(217,119,6,0.1);
  transform: translateY(-1px);
}

/* =================== LEARNING CARD VIEW =================== */
.card-viewer {
  background: var(--surface);
  border-radius: 20px;
  padding: 40px 36px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.04);
  max-width: 700px;
  margin: 0 auto;
}
.card-viewer h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 24px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.card-content h3 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.1rem;
  font-weight: 600;
  margin: 24px 0 10px;
  color: var(--green-dark);
}
.card-content h3:first-child { margin-top: 0; }
.card-content p {
  font-size: 0.92rem;
  color: var(--text);
  line-height: 1.7;
  margin-bottom: 8px;
}
.card-content ul, .card-content ol {
  margin: 8px 0 12px 20px;
  font-size: 0.92rem;
  line-height: 1.7;
}
.card-content li { margin-bottom: 4px; }
.card-content strong { color: var(--text); }
.card-content table {
  width: 100%;
  margin: 12px 0;
  border-collapse: collapse;
}
.card-content td {
  padding: 10px 12px;
  border-bottom: 1px solid var(--border);
  font-size: 0.9rem;
}
.card-nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 32px;
  padding-top: 20px;
  border-top: 1px solid var(--border);
}
.card-counter {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}

/* =================== PRACTICE TEST =================== */
.test-progress {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 32px;
}
.progress-bar {
  flex: 1;
  height: 8px;
  background: var(--border);
  border-radius: 100px;
  overflow: hidden;
}
.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--green), var(--green-light));
  border-radius: 100px;
  transition: width 0.5s ease;
}
.progress-text {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--text-muted);
  white-space: nowrap;
}

.question-card {
  background: var(--surface);
  border-radius: 20px;
  padding: 36px 32px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.04);
  max-width: 700px;
  margin: 0 auto;
}
.question-category {
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1.5px;
  color: var(--green);
  margin-bottom: 12px;
}
.question-text {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.2rem;
  font-weight: 600;
  line-height: 1.4;
  margin-bottom: 24px;
}

.options-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.option-btn {
  padding: 16px 20px;
  background: var(--bg);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text);
  cursor: pointer;
  transition: all 0.2s;
  text-align: left;
  display: flex;
  align-items: center;
  gap: 12px;
}
.option-btn:hover:not(.selected):not(.correct):not(.incorrect) {
  border-color: var(--green);
  background: var(--green-bg);
}
.option-btn .option-letter {
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 0.82rem;
  width: 28px;
  height: 28px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  background: var(--surface);
  border: 1.5px solid var(--border);
  flex-shrink: 0;
  transition: all 0.2s;
}
.option-btn.correct {
  border-color: var(--green);
  background: var(--green-bg);
}
.option-btn.correct .option-letter {
  background: var(--green);
  color: white;
  border-color: var(--green);
}
.option-btn.incorrect {
  border-color: var(--red);
  background: var(--red-light);
}
.option-btn.incorrect .option-letter {
  background: var(--red);
  color: white;
  border-color: var(--red);
}

.explanation-box {
  margin-top: 20px;
  padding: 18px 20px;
  border-radius: 12px;
  font-size: 0.9rem;
  line-height: 1.6;
  animation: fadeIn 0.3s ease;
}
.explanation-box.correct-exp {
  background: var(--green-bg);
  border-left: 4px solid var(--green);
  color: var(--green-dark);
}
.explanation-box.incorrect-exp {
  background: var(--amber-bg);
  border-left: 4px solid var(--accent);
  color: #92400E;
}
.explanation-box strong {
  display: block;
  margin-bottom: 4px;
  font-family: 'Space Grotesk', sans-serif;
}

.question-footer {
  display: flex;
  justify-content: flex-end;
  margin-top: 24px;
}

/* =================== RESULTS =================== */
.results-card {
  background: var(--surface);
  border-radius: 20px;
  padding: 48px 36px;
  box-shadow: 0 4px 24px rgba(0,0,0,0.04);
  max-width: 600px;
  margin: 0 auto;
  text-align: center;
}
.results-score {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 4rem;
  font-weight: 700;
  margin: 20px 0 8px;
}
.results-score.passing { color: var(--green); }
.results-score.failing { color: var(--red); }
.results-label {
  font-size: 1rem;
  color: var(--text-muted);
  margin-bottom: 24px;
}
.results-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 24px;
  border-radius: 100px;
  font-weight: 600;
  font-size: 0.92rem;
  margin-bottom: 32px;
}
.results-badge.pass {
  background: var(--green-bg);
  color: var(--green-dark);
}
.results-badge.fail {
  background: var(--red-light);
  color: var(--red);
}
.results-stats {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 16px;
  margin-bottom: 32px;
}
.stat-box {
  padding: 16px;
  background: var(--bg);
  border-radius: 12px;
}
.stat-box .stat-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  font-weight: 700;
  display: block;
}
.stat-box .stat-label {
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* =================== PAYWALL =================== */
.paywall-overlay {
  display: none;
  position: fixed;
  top: 0; left: 0; right: 0; bottom: 0;
  background: rgba(0,0,0,0.6);
  backdrop-filter: blur(4px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.paywall-overlay.active { display: flex; }

.paywall-card {
  background: var(--surface);
  border-radius: 24px;
  padding: 48px 40px;
  max-width: 480px;
  width: 100%;
  text-align: center;
  animation: slideUp 0.4s ease;
}
@keyframes slideUp {
  from { opacity: 0; transform: translateY(24px); }
  to { opacity: 1; transform: translateY(0); }
}
.paywall-card .lock-icon {
  font-size: 3rem;
  margin-bottom: 16px;
}
.paywall-card h2 {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: -0.5px;
}
.paywall-card p {
  font-size: 0.95rem;
  color: var(--text-muted);
  line-height: 1.6;
  margin-bottom: 24px;
}
.paywall-price {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 6px;
  margin-bottom: 24px;
}
.paywall-price .amount {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--green-dark);
}
.paywall-price .period {
  font-size: 0.9rem;
  color: var(--text-muted);
}
.paywall-features {
  text-align: left;
  margin-bottom: 28px;
}
.paywall-features li {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  padding: 6px 0;
  list-style: none;
}
.paywall-features li::before {
  content: '✓';
  font-weight: 700;
  color: var(--green);
}
.paywall-close {
  font-size: 0.82rem;
  color: var(--text-muted);
  background: none;
  border: none;
  cursor: pointer;
  margin-top: 16px;
  font-family: inherit;
}
.paywall-close:hover { color: var(--text); }

/* =================== BUTTONS =================== */
.btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  background: var(--green);
  color: white;
  border: none;
  border-radius: 12px;
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
}
.btn-primary:hover {
  background: var(--green-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(11,132,87,0.2);
}
.btn-secondary {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  background: var(--surface);
  color: var(--text);
  border: 1.5px solid var(--border);
  border-radius: 12px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  text-decoration: none;
}
.btn-secondary:hover {
  border-color: var(--green);
  color: var(--green-dark);
}
.btn-large {
  padding: 16px 40px;
  font-size: 1.05rem;
}

/* =================== LOADING =================== */
.loading {
  text-align: center;
  padding: 60px 0;
  color: var(--text-muted);
}
.loading .spinner {
  display: inline-block;
  width: 32px;
  height: 32px;
  border: 3px solid var(--border);
  border-top-color: var(--green);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin-bottom: 12px;
}
@keyframes spin { to { transform: rotate(360deg); } }

/* =================== RESPONSIVE =================== */
@media (max-width: 768px) {
  .view-header h1 { font-size: 1.5rem; }
  .states-grid { grid-template-columns: repeat(auto-fill, minmax(130px, 1fr)); }
  .license-grid { grid-template-columns: 1fr; max-width: 360px; }
  .dashboard-hero { flex-direction: column; gap: 20px; text-align: center; }
  .cards-grid { grid-template-columns: 1fr; }
  .question-card { padding: 24px 20px; }
  .card-viewer { padding: 28px 20px; }
  .results-stats { grid-template-columns: 1fr; }
  .results-card { padding: 36px 24px; }
  .paywall-card { padding: 36px 24px; }
  .results-score { font-size: 3rem; }
}

@media (max-width: 480px) {
  .app-nav { padding: 16px 16px; }
  .app-container { padding: 0 16px 60px; }
  .states-grid { grid-template-columns: 1fr 1fr; gap: 8px; }
  .state-btn { padding: 10px 12px; font-size: 0.82rem; }
}

/* =================== FORM INPUTS (shared) =================== */
.form-input {
  width: 100%;
  padding: 14px 16px;
  border: 1.5px solid var(--border);
  border-radius: 12px;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.95rem;
  color: var(--text);
  background: var(--bg);
  outline: none;
  transition: border-color 0.2s;
  display: block;
}
.form-input:focus {
  border-color: var(--green);
  background: var(--surface);
}
.form-input::placeholder { color: var(--text-muted); }

.form-error {
  font-size: 0.85rem;
  color: #DC2626;
  padding: 6px 0 2px;
}

/* =================== EMAIL CAPTURE VIEW =================== */
.email-capture-icon {
  font-size: 3rem;
  margin-bottom: 16px;
  text-align: center;
}

.email-capture-form {
  max-width: 420px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.btn-skip {
  background: none;
  border: none;
  font-family: 'DM Sans', sans-serif;
  font-size: 0.85rem;
  color: var(--text-muted);
  cursor: pointer;
  padding: 4px 0;
  text-align: center;
  transition: color 0.2s;
}
.btn-skip:hover { color: var(--text); text-decoration: underline; }

/* =================== PAYWALL FORM =================== */
.paywall-info-form {
  margin-bottom: 16px;
  text-align: left;
}

.paywall-form-label {
  font-size: 0.82rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  color: var(--text-muted);
  margin-bottom: 10px !important;
}

.paywall-name-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 10px;
}

.paywall-info-form .form-input {
  margin-bottom: 10px;
}

.paywall-info-form .form-input:last-of-type {
  margin-bottom: 0;
}

/* Allow paywall card to scroll on small screens */
.paywall-overlay {
  overflow-y: auto;
  align-items: flex-start;
  padding: 24px;
}
@media (min-height: 700px) {
  .paywall-overlay { align-items: center; }
}

@media (max-width: 480px) {
  .paywall-name-row { grid-template-columns: 1fr; }
}