/* =============================================
   FBB-100 Simulador de Prova - style.css
   ============================================= */

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

:root {
  --primary: #1e40af;
  --primary-light: #3b82f6;
  --primary-dark: #1e3a8a;
  --secondary: #f59e0b;
  --success: #22c55e;
  --success-light: #dcfce7;
  --success-dark: #16a34a;
  --danger: #ef4444;
  --danger-light: #fee2e2;
  --danger-dark: #dc2626;
  --warning: #f59e0b;
  --warning-light: #fef3c7;
  --neutral-50: #f8fafc;
  --neutral-100: #f1f5f9;
  --neutral-200: #e2e8f0;
  --neutral-300: #cbd5e1;
  --neutral-400: #94a3b8;
  --neutral-600: #475569;
  --neutral-700: #334155;
  --neutral-800: #1e293b;
  --neutral-900: #0f172a;
  --white: #ffffff;
  --radius-sm: 8px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 28px;
  --shadow-sm: 0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.06);
  --shadow-md: 0 4px 16px rgba(0,0,0,0.10), 0 2px 8px rgba(0,0,0,0.06);
  --shadow-lg: 0 10px 40px rgba(0,0,0,0.14), 0 4px 16px rgba(0,0,0,0.08);
  --shadow-card: 0 8px 32px rgba(30,64,175,0.10);
  --font-sans: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --transition: 0.22s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
  font-family: var(--font-sans);
  background: linear-gradient(135deg, #0f172a 0%, #1e3a8a 50%, #1e40af 100%);
  min-height: 100vh;
  color: var(--neutral-800);
  line-height: 1.6;
  overflow-x: hidden;
}

/* ── Background decoration ─────────────────────── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 20%, rgba(59,130,246,0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 80%, rgba(245,158,11,0.10) 0%, transparent 60%);
  pointer-events: none;
  z-index: 0;
}

/* ── Screens Container ─────────────────────────── */
.screen {
  display: none;
  min-height: 100vh;
  position: relative;
  z-index: 1;
}

.screen.active {
  display: flex;
  flex-direction: column;
  align-items: center;
}

/* ── Card Base ─────────────────────────────────── */
.card {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  overflow: hidden;
}

/* ===================================================
   WELCOME SCREEN
   =================================================== */
#screen-welcome {
  justify-content: center;
  padding: 24px 16px;
}

.welcome-container {
  width: 100%;
  max-width: 560px;
}

.welcome-header {
  text-align: center;
  padding: 40px 40px 24px;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  color: var(--white);
}

.welcome-logo {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  background: rgba(255,255,255,0.15);
  border-radius: 50%;
  margin-bottom: 16px;
  font-size: 36px;
  backdrop-filter: blur(8px);
  border: 2px solid rgba(255,255,255,0.25);
}

.welcome-title {
  font-size: 1.8rem;
  font-weight: 800;
  letter-spacing: -0.5px;
  margin-bottom: 4px;
}

.welcome-subtitle {
  font-size: 0.95rem;
  opacity: 0.82;
  margin-bottom: 8px;
}

.welcome-badge {
  display: inline-block;
  background: rgba(245,158,11,0.20);
  border: 1px solid rgba(245,158,11,0.40);
  color: #fef3c7;
  font-size: 0.75rem;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 20px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.welcome-body {
  padding: 32px 40px 40px;
}

/* Stats info */
.welcome-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 28px;
}

.stat-item {
  text-align: center;
  padding: 14px 8px;
  background: var(--neutral-50);
  border-radius: var(--radius-md);
  border: 1px solid var(--neutral-200);
}

.stat-number {
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}

.stat-label {
  font-size: 0.72rem;
  color: var(--neutral-600);
  margin-top: 4px;
  font-weight: 500;
}

/* Form */
.form-group {
  margin-bottom: 22px;
}

.form-label {
  display: block;
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--neutral-700);
  margin-bottom: 8px;
}

.form-input {
  width: 100%;
  padding: 13px 16px;
  border: 2px solid var(--neutral-200);
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-family: var(--font-sans);
  color: var(--neutral-800);
  background: var(--white);
  transition: border-color var(--transition), box-shadow var(--transition);
  outline: none;
}

.form-input:focus {
  border-color: var(--primary-light);
  box-shadow: 0 0 0 4px rgba(59,130,246,0.12);
}

.form-input::placeholder {
  color: var(--neutral-400);
}

/* Exam size buttons */
.exam-size-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 10px;
}

.exam-size-btn {
  padding: 14px 8px;
  border: 2px solid var(--neutral-200);
  border-radius: var(--radius-md);
  background: var(--white);
  cursor: pointer;
  text-align: center;
  transition: all var(--transition);
  font-family: var(--font-sans);
}

.exam-size-btn:hover {
  border-color: var(--primary-light);
  background: rgba(59,130,246,0.04);
  transform: translateY(-1px);
}

.exam-size-btn.selected {
  border-color: var(--primary);
  background: rgba(30,64,175,0.06);
  box-shadow: 0 0 0 4px rgba(30,64,175,0.10);
}

.exam-size-number {
  display: block;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--primary);
  line-height: 1;
}

.exam-size-label {
  display: block;
  font-size: 0.7rem;
  color: var(--neutral-600);
  margin-top: 4px;
  font-weight: 500;
}

.exam-size-btn.selected .exam-size-number,
.exam-size-btn.selected .exam-size-label {
  color: var(--primary-dark);
}

/* Duration hints */
.exam-size-hint {
  display: block;
  font-size: 0.65rem;
  color: var(--neutral-400);
  margin-top: 3px;
}

/* Error message */
.error-message {
  font-size: 0.82rem;
  color: var(--danger);
  margin-top: 8px;
  display: none;
  align-items: center;
  gap: 4px;
}

.error-message.visible {
  display: flex;
}

/* Submit button */
.btn-primary {
  width: 100%;
  padding: 15px 24px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 700;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  letter-spacing: 0.3px;
  box-shadow: 0 4px 16px rgba(30,64,175,0.30);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(30,64,175,0.40);
}

.btn-primary:active {
  transform: translateY(0);
}

/* Modules info */
.modules-info {
  margin-top: 28px;
  padding: 16px 20px;
  background: var(--neutral-50);
  border-radius: var(--radius-md);
  border: 1px solid var(--neutral-200);
}

.modules-info-title {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--neutral-700);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 10px;
}

.modules-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.modules-list li {
  font-size: 0.82rem;
  color: var(--neutral-600);
  display: flex;
  align-items: center;
  gap: 8px;
}

.module-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.module-dot-1 { background: #3b82f6; }
.module-dot-2 { background: #8b5cf6; }
.module-dot-3 { background: #10b981; }
.module-dot-4 { background: #f59e0b; }
.module-dot-5 { background: #ef4444; }

/* ===================================================
   EXAM SCREEN
   =================================================== */
#screen-exam {
  justify-content: flex-start;
  overflow-y: auto;
  padding: 0 0 40px;
}

/* Exam top bar */
.exam-topbar {
  width: 100%;
  background: rgba(15, 23, 42, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding: 12px 20px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  position: sticky;
  top: 0;
  z-index: 10;
  gap: 12px;
}

.topbar-left {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.topbar-brand {
  font-size: 0.95rem;
  font-weight: 800;
  color: var(--white);
  letter-spacing: -0.3px;
}

.topbar-user {
  font-size: 0.75rem;
  color: rgba(255,255,255,0.55);
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

.timer-badge {
  display: flex;
  align-items: center;
  gap: 6px;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: 8px;
  padding: 6px 12px;
  color: var(--white);
  font-size: 0.88rem;
  font-weight: 700;
  font-variant-numeric: tabular-nums;
}

.timer-icon {
  font-size: 0.9rem;
}

/* Progress */
.exam-progress {
  width: 100%;
  background: rgba(255,255,255,0.05);
  padding: 8px 20px;
  display: flex;
  align-items: center;
  gap: 12px;
  background: rgba(15,23,42,0.70);
}

.progress-track {
  flex: 1;
  height: 6px;
  background: rgba(255,255,255,0.12);
  border-radius: 3px;
  overflow: hidden;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--primary-light), var(--secondary));
  border-radius: 3px;
  transition: width 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  width: 0%;
}

.progress-text {
  font-size: 0.78rem;
  color: rgba(255,255,255,0.60);
  font-weight: 600;
  white-space: nowrap;
  min-width: 60px;
  text-align: right;
}

/* Question card */
.exam-content {
  width: 100%;
  max-width: 720px;
  margin: 28px auto 0;
  padding: 0 16px;
}

.question-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  margin-bottom: 20px;
}

.question-header {
  padding: 18px 24px 16px;
  background: linear-gradient(135deg, var(--neutral-50), var(--white));
  border-bottom: 1px solid var(--neutral-100);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  flex-wrap: wrap;
}

.question-counter {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--primary);
  background: rgba(59,130,246,0.10);
  padding: 4px 10px;
  border-radius: 20px;
}

.module-badge {
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--neutral-600);
  background: var(--neutral-100);
  padding: 4px 10px;
  border-radius: 20px;
  max-width: 280px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.question-body {
  padding: 24px;
}

.question-text {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--neutral-900);
  line-height: 1.6;
  margin-bottom: 24px;
}

/* Options */
.options-container {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.option-btn {
  width: 100%;
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 14px 18px;
  border: 2px solid var(--neutral-200);
  border-radius: var(--radius-md);
  background: var(--white);
  cursor: pointer;
  text-align: left;
  font-family: var(--font-sans);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.option-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--primary-light);
  opacity: 0;
  transition: opacity var(--transition);
}

.option-btn:hover:not(:disabled) {
  border-color: var(--primary-light);
  background: rgba(59,130,246,0.04);
  transform: translateX(2px);
}

.option-btn:disabled {
  cursor: default;
}

.option-letter {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: var(--neutral-100);
  color: var(--neutral-700);
  font-size: 0.82rem;
  font-weight: 800;
  flex-shrink: 0;
  transition: all var(--transition);
}

.option-text {
  font-size: 0.93rem;
  color: var(--neutral-800);
  line-height: 1.5;
  flex: 1;
}

/* Option states */
.option-btn.correct {
  border-color: var(--success);
  background: var(--success-light);
}

.option-btn.correct .option-letter {
  background: var(--success);
  color: var(--white);
}

.option-btn.correct .option-text {
  color: var(--success-dark);
  font-weight: 600;
}

.option-btn.wrong {
  border-color: var(--danger);
  background: var(--danger-light);
}

.option-btn.wrong .option-letter {
  background: var(--danger);
  color: var(--white);
}

.option-btn.wrong .option-text {
  color: var(--danger-dark);
}

.feedback-icon {
  margin-left: auto;
  font-size: 1.1rem;
  font-weight: 800;
  flex-shrink: 0;
}

.option-btn.correct .feedback-icon { color: var(--success-dark); }
.option-btn.wrong .feedback-icon { color: var(--danger-dark); }

/* Explanation box */
.explanation-box {
  display: none;
  margin: 16px 24px 24px;
  padding: 16px 18px;
  border-radius: var(--radius-md);
  border-left: 4px solid;
}

.explanation-box.correct {
  background: var(--success-light);
  border-color: var(--success);
}

.explanation-box.wrong {
  background: var(--danger-light);
  border-color: var(--danger);
}

.explanation-header {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 6px;
}

.explanation-icon {
  font-size: 1.1rem;
  font-weight: 800;
}

.explanation-box.correct .explanation-icon { color: var(--success-dark); }
.explanation-box.wrong .explanation-icon { color: var(--danger-dark); }

.explanation-title {
  font-size: 0.88rem;
  font-weight: 700;
}

.explanation-box.correct .explanation-title { color: var(--success-dark); }
.explanation-box.wrong .explanation-title { color: var(--danger-dark); }

.explanation-text {
  font-size: 0.88rem;
  color: var(--neutral-700);
  line-height: 1.6;
}

/* Next button */
.exam-footer {
  display: flex;
  justify-content: flex-end;
}

.btn-next {
  display: none;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
  color: var(--white);
  border: none;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 700;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all var(--transition);
  box-shadow: 0 4px 14px rgba(30,64,175,0.28);
}

.btn-next:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(30,64,175,0.38);
}

/* ===================================================
   RESULT SCREEN
   =================================================== */
#screen-result {
  justify-content: flex-start;
  overflow-y: auto;
  padding-bottom: 60px;
}

.result-hero {
  width: 100%;
  background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
  padding: 40px 20px 50px;
  text-align: center;
  color: var(--white);
}

.result-hero-title {
  font-size: 1.2rem;
  font-weight: 600;
  opacity: 0.80;
  margin-bottom: 4px;
}

.result-hero-name {
  font-size: 1.9rem;
  font-weight: 800;
  margin-bottom: 24px;
  letter-spacing: -0.5px;
}

/* Circular score */
.score-circle-wrapper {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
}

.score-circle-svg {
  transform: rotate(-90deg);
}

.score-circle-bg {
  fill: none;
  stroke: rgba(255,255,255,0.15);
  stroke-width: 8;
}

.score-circle-progress {
  fill: none;
  stroke-width: 8;
  stroke-linecap: round;
  transition: stroke-dashoffset 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.score-circle-text {
  position: absolute;
  text-align: center;
}

.score-pct-value {
  display: block;
  font-size: 2rem;
  font-weight: 900;
  letter-spacing: -1px;
  line-height: 1;
}

.score-pct-label {
  display: block;
  font-size: 0.7rem;
  opacity: 0.70;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.result-badge {
  display: inline-block;
  padding: 8px 24px;
  border-radius: 20px;
  font-size: 0.9rem;
  font-weight: 800;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 10px;
}

.result-badge.approved {
  background: rgba(34,197,94,0.20);
  border: 2px solid rgba(34,197,94,0.50);
  color: #bbf7d0;
}

.result-badge.failed {
  background: rgba(239,68,68,0.20);
  border: 2px solid rgba(239,68,68,0.50);
  color: #fecaca;
}

.result-message {
  font-size: 0.9rem;
  opacity: 0.80;
  max-width: 380px;
  margin: 0 auto;
  line-height: 1.5;
}

/* Result cards */
.result-content {
  width: 100%;
  max-width: 720px;
  margin: -24px auto 0;
  padding: 0 16px;
}

.result-stats-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
  margin-bottom: 20px;
}

.result-stat-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: 20px 16px;
  text-align: center;
}

.result-stat-icon {
  font-size: 1.5rem;
  margin-bottom: 6px;
}

.result-stat-value {
  font-size: 1.4rem;
  font-weight: 900;
  color: var(--primary);
  line-height: 1;
  margin-bottom: 4px;
}

.result-stat-label {
  font-size: 0.72rem;
  color: var(--neutral-600);
  font-weight: 500;
}

/* Module breakdown */
.result-section {
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-md);
  padding: 24px;
  margin-bottom: 16px;
}

.result-section-title {
  font-size: 1rem;
  font-weight: 800;
  color: var(--neutral-900);
  margin-bottom: 16px;
  display: flex;
  align-items: center;
  gap: 8px;
}

.module-stat {
  margin-bottom: 14px;
}

.module-stat:last-child {
  margin-bottom: 0;
}

.module-stat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 6px;
  gap: 8px;
}

.module-stat-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--neutral-700);
}

.module-stat-score {
  font-size: 0.82rem;
  font-weight: 700;
  padding: 2px 8px;
  border-radius: 10px;
  white-space: nowrap;
}

.module-stat-score.good { background: var(--success-light); color: var(--success-dark); }
.module-stat-score.medium { background: var(--warning-light); color: #92400e; }
.module-stat-score.bad { background: var(--danger-light); color: var(--danger-dark); }

.module-progress-bar {
  height: 6px;
  background: var(--neutral-100);
  border-radius: 3px;
  overflow: hidden;
}

.module-progress-fill {
  height: 100%;
  border-radius: 3px;
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.module-progress-fill.good { background: linear-gradient(90deg, #22c55e, #16a34a); }
.module-progress-fill.medium { background: linear-gradient(90deg, #f59e0b, #d97706); }
.module-progress-fill.bad { background: linear-gradient(90deg, #ef4444, #dc2626); }

/* Action buttons */
.result-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-bottom: 16px;
}

.btn-secondary {
  padding: 14px 20px;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 700;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all var(--transition);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  border: 2px solid;
}

.btn-secondary.outline {
  background: var(--white);
  color: var(--primary);
  border-color: var(--primary);
  box-shadow: var(--shadow-sm);
}

.btn-secondary.outline:hover {
  background: rgba(30,64,175,0.05);
  transform: translateY(-1px);
}

.btn-secondary.solid {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--white);
  border-color: transparent;
  box-shadow: 0 4px 14px rgba(30,64,175,0.28);
}

.btn-secondary.solid:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(30,64,175,0.38);
}

.btn-toggle-review {
  width: 100%;
  padding: 14px 20px;
  background: linear-gradient(135deg, var(--neutral-800), var(--neutral-900));
  color: var(--white);
  border: none;
  border-radius: var(--radius-md);
  font-size: 0.9rem;
  font-weight: 700;
  font-family: var(--font-sans);
  cursor: pointer;
  transition: all var(--transition);
  margin-bottom: 16px;
  box-shadow: var(--shadow-md);
}

.btn-toggle-review:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

/* Review cards */
#review-section {
  display: none;
}

.review-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  margin-bottom: 12px;
  overflow: hidden;
  border-left: 4px solid;
}

.review-card.correct { border-color: var(--success); }
.review-card.wrong { border-color: var(--danger); }

.review-header {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 16px;
  background: var(--neutral-50);
  border-bottom: 1px solid var(--neutral-100);
  flex-wrap: wrap;
}

.review-number {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--neutral-200);
  font-size: 0.78rem;
  font-weight: 800;
  color: var(--neutral-700);
  flex-shrink: 0;
}

.review-module-tag {
  font-size: 0.73rem;
  font-weight: 600;
  color: var(--neutral-600);
  background: var(--neutral-200);
  padding: 3px 8px;
  border-radius: 10px;
  flex: 1;
}

.review-status {
  font-size: 0.78rem;
  font-weight: 700;
}

.review-card.correct .review-status { color: var(--success-dark); }
.review-card.wrong .review-status { color: var(--danger-dark); }

.review-question {
  padding: 14px 16px 10px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--neutral-900);
  line-height: 1.5;
}

.review-options {
  padding: 0 16px 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}

.review-option {
  display: flex;
  align-items: flex-start;
  gap: 8px;
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  color: var(--neutral-700);
  background: var(--neutral-50);
}

.review-option-correct {
  background: var(--success-light);
  color: var(--success-dark);
  font-weight: 600;
}

.review-option-wrong {
  background: var(--danger-light);
  color: var(--danger-dark);
  text-decoration: line-through;
  opacity: 0.80;
}

.review-option-letter {
  font-weight: 800;
  flex-shrink: 0;
  min-width: 18px;
}

.review-explanation {
  padding: 10px 16px 14px;
  font-size: 0.82rem;
  color: var(--neutral-600);
  line-height: 1.5;
  background: var(--neutral-50);
  border-top: 1px solid var(--neutral-100);
}

.review-explanation strong {
  color: var(--neutral-800);
}

/* ===================================================
   RESPONSIVE
   =================================================== */
@media (max-width: 600px) {
  .welcome-header {
    padding: 32px 24px 20px;
  }

  .welcome-body {
    padding: 24px;
  }

  .welcome-stats {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .exam-size-grid {
    grid-template-columns: repeat(4, 1fr);
    gap: 8px;
  }

  .exam-size-number {
    font-size: 1.2rem;
  }

  .question-header {
    padding: 14px 16px;
  }

  .question-body {
    padding: 18px 16px;
  }

  .question-text {
    font-size: 0.97rem;
  }

  .option-btn {
    padding: 12px 14px;
  }

  .option-text {
    font-size: 0.88rem;
  }

  .explanation-box {
    margin: 12px 16px 16px;
  }

  .result-stats-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 8px;
  }

  .result-stat-card {
    padding: 14px 10px;
  }

  .result-stat-value {
    font-size: 1.1rem;
  }

  .result-actions {
    grid-template-columns: 1fr;
  }

  .score-circle-svg {
    width: 140px;
    height: 140px;
  }

  .score-pct-value {
    font-size: 1.6rem;
  }
}

@media (max-width: 380px) {
  .exam-size-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .module-badge {
    display: none;
  }
}

/* ── Animations ────────────────────────────────── */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes slideIn {
  from {
    opacity: 0;
    transform: translateX(-8px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

.screen.active .welcome-container {
  animation: fadeInUp 0.4s ease both;
}

.question-card {
  animation: fadeInUp 0.3s ease both;
}

.explanation-box {
  animation: slideIn 0.25s ease both;
}

.review-card {
  animation: fadeInUp 0.25s ease both;
}

/* ===================================================
   HOME / LANDING PAGE
   =================================================== */
.home-screen {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: 40px 20px 48px;
  position: relative;
  z-index: 1;
}

.home-header {
  text-align: center;
  margin-bottom: 48px;
  animation: fadeInUp 0.6s ease both;
}

.home-logo-wrapper {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  background: rgba(255,255,255,0.12);
  border-radius: 50%;
  font-size: 40px;
  margin-bottom: 20px;
  border: 2px solid rgba(255,255,255,0.22);
  backdrop-filter: blur(8px);
}

.home-title {
  font-size: 2.2rem;
  font-weight: 900;
  color: var(--white);
  letter-spacing: -0.8px;
  margin-bottom: 8px;
}

.home-subtitle {
  font-size: 1rem;
  color: rgba(255,255,255,0.70);
  margin-bottom: 12px;
}

.home-year-badge {
  display: inline-block;
  background: rgba(245,158,11,0.20);
  border: 1px solid rgba(245,158,11,0.45);
  color: #fef3c7;
  font-size: 0.78rem;
  font-weight: 700;
  padding: 5px 14px;
  border-radius: 20px;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.home-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
  width: 100%;
  max-width: 820px;
  margin-bottom: 32px;
}

.home-cards.home-cards-3 {
  grid-template-columns: repeat(3, 1fr);
  max-width: 1160px;
}

.home-cards.home-cards-4 {
  grid-template-columns: repeat(4, 1fr);
  max-width: 1400px;
}

.cert-card {
  display: block;
  text-decoration: none;
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: transform 0.28s cubic-bezier(0.4,0,0.2,1), box-shadow 0.28s cubic-bezier(0.4,0,0.2,1);
  animation: fadeInUp 0.6s ease both;
  box-shadow: var(--shadow-lg);
}

.cert-card:nth-child(2) {
  animation-delay: 0.12s;
}

.cert-card:nth-child(3) {
  animation-delay: 0.24s;
}

.cert-card:nth-child(4) {
  animation-delay: 0.36s;
}

.cert-card:hover {
  transform: translateY(-6px) scale(1.015);
  box-shadow: 0 24px 64px rgba(0,0,0,0.30);
}

.cert-card:active {
  transform: translateY(-2px) scale(1.008);
}

.cert-card-inner {
  padding: 36px 32px 32px;
  background: var(--white);
  height: 100%;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

/* Blue card (Febraban) */
.cert-card-blue .cert-card-inner {
  border-top: 6px solid var(--primary);
}

.cert-card-blue .cert-card-icon,
.cert-card-blue .cert-card-title {
  color: var(--primary);
}

.cert-card-blue .cert-card-org {
  color: var(--primary-light);
}

.cert-card-blue .cert-stat-value {
  color: var(--primary);
}

.cert-card-blue .cert-card-cta {
  background: linear-gradient(135deg, var(--primary), var(--primary-dark));
  color: var(--white);
}

.cert-card-blue:hover .cert-card-cta {
  box-shadow: 0 6px 20px rgba(30,64,175,0.38);
}

/* Green card (ANBIMA) */
.cert-card-green .cert-card-inner {
  border-top: 6px solid #16a34a;
}

.cert-card-green .cert-card-icon,
.cert-card-green .cert-card-title {
  color: #16a34a;
}

.cert-card-green .cert-card-org {
  color: #22c55e;
}

.cert-card-green .cert-stat-value {
  color: #16a34a;
}

.cert-card-green .cert-card-cta {
  background: linear-gradient(135deg, #22c55e, #16a34a);
  color: var(--white);
}

.cert-card-green:hover .cert-card-cta {
  box-shadow: 0 6px 20px rgba(22,163,74,0.38);
}

.cert-card-icon {
  font-size: 2.8rem;
  line-height: 1;
}

.cert-card-org {
  font-size: 0.78rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
}

.cert-card-title {
  font-size: 2.2rem;
  font-weight: 900;
  letter-spacing: -0.8px;
  line-height: 1;
  margin: -4px 0;
}

.cert-card-desc {
  font-size: 0.88rem;
  color: var(--neutral-600);
  line-height: 1.5;
}

.cert-card-stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  margin: 4px 0;
}

.cert-stat {
  text-align: center;
  padding: 10px 6px;
  background: var(--neutral-50);
  border-radius: var(--radius-sm);
  border: 1px solid var(--neutral-200);
}

.cert-stat-value {
  display: block;
  font-size: 1.3rem;
  font-weight: 900;
  line-height: 1;
  margin-bottom: 3px;
}

.cert-stat-label {
  display: block;
  font-size: 0.66rem;
  color: #64748b;
  font-weight: 500;
}

.cert-card-modules {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.cert-module-tag {
  font-size: 0.7rem;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 12px;
  background: var(--neutral-100);
  color: var(--neutral-700);
  border: 1px solid var(--neutral-200);
}

.cert-card-cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 20px;
  border-radius: var(--radius-md);
  font-size: 0.95rem;
  font-weight: 700;
  letter-spacing: 0.2px;
  margin-top: auto;
  transition: box-shadow var(--transition), transform var(--transition);
}

.cert-card-arrow {
  font-size: 1.1rem;
  transition: transform var(--transition);
}

.cert-card:hover .cert-card-arrow {
  transform: translateX(4px);
}

.home-tip {
  font-size: 0.85rem;
  color: rgba(255,255,255,0.55);
  text-align: center;
  max-width: 460px;
  animation: fadeInUp 0.7s ease 0.24s both;
}

/* ===================================================
   BACK HOME BUTTON (in simulator welcome header)
   =================================================== */
.welcome-header {
  position: relative;
}

.back-home-btn {
  position: absolute;
  top: 12px;
  left: 14px;
  font-size: 0.76rem;
  font-weight: 600;
  color: rgba(255,255,255,0.70);
  text-decoration: none;
  padding: 5px 10px;
  border-radius: 8px;
  background: rgba(255,255,255,0.10);
  border: 1px solid rgba(255,255,255,0.18);
  transition: all var(--transition);
  letter-spacing: 0.2px;
  z-index: 2;
}

.back-home-btn:hover {
  color: var(--white);
  background: rgba(255,255,255,0.20);
}

/* ===================================================
   CPA GREEN THEME  (body.theme-cpa overrides)
   =================================================== */
body.theme-cpa {
  background: linear-gradient(135deg, #052e16 0%, #14532d 50%, #15803d 100%);
}

body.theme-cpa::before {
  background:
    radial-gradient(ellipse at 20% 20%, rgba(34,197,94,0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 80%, rgba(16,185,129,0.10) 0%, transparent 60%);
}

body.theme-cpa .welcome-header {
  background: linear-gradient(135deg, #14532d 0%, #16a34a 100%);
}

body.theme-cpa .stat-number,
body.theme-cpa .exam-size-number {
  color: #16a34a;
}

body.theme-cpa .exam-size-btn.selected {
  border-color: #16a34a;
  background: rgba(22,163,74,0.06);
  box-shadow: 0 0 0 4px rgba(22,163,74,0.12);
}

body.theme-cpa .exam-size-btn.selected .exam-size-number,
body.theme-cpa .exam-size-btn.selected .exam-size-label {
  color: #14532d;
}

body.theme-cpa .exam-size-btn:hover {
  border-color: #22c55e;
  background: rgba(34,197,94,0.04);
}

body.theme-cpa .form-input:focus {
  border-color: #22c55e;
  box-shadow: 0 0 0 4px rgba(34,197,94,0.12);
}

body.theme-cpa .btn-primary {
  background: linear-gradient(135deg, #16a34a 0%, #14532d 100%);
  box-shadow: 0 4px 16px rgba(22,163,74,0.32);
}

body.theme-cpa .btn-primary:hover {
  box-shadow: 0 8px 24px rgba(22,163,74,0.44);
}

body.theme-cpa .question-counter {
  color: #16a34a;
  background: rgba(22,163,74,0.10);
}

body.theme-cpa .result-hero {
  background: linear-gradient(135deg, #14532d 0%, #16a34a 100%);
}

body.theme-cpa .result-stat-value {
  color: #16a34a;
}

body.theme-cpa .btn-secondary.solid {
  background: linear-gradient(135deg, #16a34a, #14532d);
  box-shadow: 0 4px 14px rgba(22,163,74,0.28);
}

body.theme-cpa .btn-secondary.solid:hover {
  box-shadow: 0 6px 20px rgba(22,163,74,0.38);
}

body.theme-cpa .btn-secondary.outline {
  color: #16a34a;
  border-color: #16a34a;
}

body.theme-cpa .btn-secondary.outline:hover {
  background: rgba(22,163,74,0.05);
}

body.theme-cpa .btn-next {
  background: linear-gradient(135deg, #16a34a 0%, #14532d 100%);
  box-shadow: 0 4px 14px rgba(22,163,74,0.28);
}

body.theme-cpa .btn-next:hover {
  box-shadow: 0 6px 20px rgba(22,163,74,0.38);
}

body.theme-cpa .progress-fill {
  background: linear-gradient(90deg, #22c55e, #16a34a);
}

/* ===================================================
   CYAN CARD (C-Pro R)
   =================================================== */
.cert-card-cyan .cert-card-inner {
  border-top: 6px solid #0891b2;
}

.cert-card-cyan .cert-card-icon,
.cert-card-cyan .cert-card-title {
  color: #0891b2;
}

.cert-card-cyan .cert-card-org {
  color: #22d3ee;
}

.cert-card-cyan .cert-stat-value {
  color: #0891b2;
}

.cert-card-cyan .cert-card-cta {
  background: linear-gradient(135deg, #0891b2, #0e7490);
  color: var(--white);
}

.cert-card-cyan:hover .cert-card-cta {
  box-shadow: 0 6px 20px rgba(8,145,178,0.38);
}

/* ===================================================
   C-PRO R CYAN THEME  (body.theme-cpro overrides)
   =================================================== */
body.theme-cpro {
  background: linear-gradient(135deg, #042f2e 0%, #0e7490 50%, #0891b2 100%);
}

body.theme-cpro::before {
  background:
    radial-gradient(ellipse at 20% 20%, rgba(34,211,238,0.15) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 80%, rgba(6,182,212,0.10) 0%, transparent 60%);
}

body.theme-cpro .welcome-header {
  background: linear-gradient(135deg, #0e7490 0%, #0891b2 100%);
}

body.theme-cpro .stat-number,
body.theme-cpro .exam-size-number {
  color: #0891b2;
}

body.theme-cpro .exam-size-btn.selected {
  border-color: #0891b2;
  background: rgba(8,145,178,0.06);
  box-shadow: 0 0 0 4px rgba(8,145,178,0.12);
}

body.theme-cpro .exam-size-btn.selected .exam-size-number,
body.theme-cpro .exam-size-btn.selected .exam-size-label {
  color: #0e7490;
}

body.theme-cpro .exam-size-btn:hover {
  border-color: #22d3ee;
  background: rgba(34,211,238,0.04);
}

body.theme-cpro .form-input:focus {
  border-color: #22d3ee;
  box-shadow: 0 0 0 4px rgba(34,211,238,0.12);
}

body.theme-cpro .btn-primary {
  background: linear-gradient(135deg, #0891b2 0%, #0e7490 100%);
  box-shadow: 0 4px 16px rgba(8,145,178,0.32);
}

body.theme-cpro .btn-primary:hover {
  box-shadow: 0 8px 24px rgba(8,145,178,0.44);
}

body.theme-cpro .question-counter {
  color: #0891b2;
  background: rgba(8,145,178,0.10);
}

body.theme-cpro .result-hero {
  background: linear-gradient(135deg, #0e7490 0%, #0891b2 100%);
}

body.theme-cpro .result-stat-value {
  color: #0891b2;
}

body.theme-cpro .btn-secondary.solid {
  background: linear-gradient(135deg, #0891b2, #0e7490);
  box-shadow: 0 4px 14px rgba(8,145,178,0.28);
}

body.theme-cpro .btn-secondary.solid:hover {
  box-shadow: 0 6px 20px rgba(8,145,178,0.38);
}

body.theme-cpro .btn-secondary.outline {
  color: #0891b2;
  border-color: #0891b2;
}

body.theme-cpro .btn-secondary.outline:hover {
  background: rgba(8,145,178,0.05);
}

body.theme-cpro .btn-next {
  background: linear-gradient(135deg, #0891b2 0%, #0e7490 100%);
  box-shadow: 0 4px 14px rgba(8,145,178,0.28);
}

body.theme-cpro .btn-next:hover {
  box-shadow: 0 6px 20px rgba(8,145,178,0.38);
}

body.theme-cpro .progress-fill {
  background: linear-gradient(90deg, #22d3ee, #0891b2);
}

/* ===================================================
   ORANGE CARD (C-Pro I)
   =================================================== */
.cert-card-orange .cert-card-inner {
  border-top: 6px solid #ea580c;
}

.cert-card-orange .cert-card-icon,
.cert-card-orange .cert-card-title {
  color: #ea580c;
}

.cert-card-orange .cert-card-org {
  color: #fb923c;
}

.cert-card-orange .cert-stat-value {
  color: #ea580c;
}

.cert-card-orange .cert-card-cta {
  background: linear-gradient(135deg, #f97316, #ea580c);
  color: var(--white);
}

.cert-card-orange:hover .cert-card-cta {
  box-shadow: 0 6px 20px rgba(234,88,12,0.38);
}

/* ===================================================
   C-PRO I ORANGE THEME  (body.theme-cproi overrides)
   =================================================== */
body.theme-cproi {
  background: linear-gradient(135deg, #431407 0%, #9a3412 50%, #c2410c 100%);
}

body.theme-cproi::before {
  background:
    radial-gradient(ellipse at 20% 20%, rgba(249,115,22,0.18) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 80%, rgba(234,88,12,0.12) 0%, transparent 60%);
}

body.theme-cproi .welcome-header {
  background: linear-gradient(135deg, #9a3412 0%, #ea580c 100%);
}

body.theme-cproi .stat-number,
body.theme-cproi .exam-size-number {
  color: #ea580c;
}

body.theme-cproi .exam-size-btn.selected {
  border-color: #ea580c;
  background: rgba(234,88,12,0.06);
  box-shadow: 0 0 0 4px rgba(234,88,12,0.12);
}

body.theme-cproi .exam-size-btn.selected .exam-size-number,
body.theme-cproi .exam-size-btn.selected .exam-size-label {
  color: #9a3412;
}

body.theme-cproi .exam-size-btn:hover {
  border-color: #fb923c;
  background: rgba(251,146,60,0.04);
}

body.theme-cproi .form-input:focus {
  border-color: #fb923c;
  box-shadow: 0 0 0 4px rgba(251,146,60,0.14);
}

body.theme-cproi .btn-primary {
  background: linear-gradient(135deg, #f97316 0%, #c2410c 100%);
  box-shadow: 0 4px 16px rgba(234,88,12,0.34);
}

body.theme-cproi .btn-primary:hover {
  box-shadow: 0 8px 24px rgba(234,88,12,0.46);
}

body.theme-cproi .question-counter {
  color: #ea580c;
  background: rgba(234,88,12,0.10);
}

body.theme-cproi .result-hero {
  background: linear-gradient(135deg, #9a3412 0%, #ea580c 100%);
}

body.theme-cproi .result-stat-value {
  color: #ea580c;
}

body.theme-cproi .btn-secondary.solid {
  background: linear-gradient(135deg, #f97316, #c2410c);
  box-shadow: 0 4px 14px rgba(234,88,12,0.30);
}

body.theme-cproi .btn-secondary.solid:hover {
  box-shadow: 0 6px 20px rgba(234,88,12,0.40);
}

body.theme-cproi .btn-secondary.outline {
  color: #ea580c;
  border-color: #ea580c;
}

body.theme-cproi .btn-secondary.outline:hover {
  background: rgba(234,88,12,0.05);
}

body.theme-cproi .btn-next {
  background: linear-gradient(135deg, #f97316 0%, #c2410c 100%);
  box-shadow: 0 4px 14px rgba(234,88,12,0.30);
}

body.theme-cproi .btn-next:hover {
  box-shadow: 0 6px 20px rgba(234,88,12,0.40);
}

body.theme-cproi .progress-fill {
  background: linear-gradient(90deg, #fb923c, #ea580c);
}

/* ===================================================
   RESPONSIVE — LANDING PAGE
   =================================================== */
@media (max-width: 960px) {
  .home-cards.home-cards-3 {
    grid-template-columns: repeat(2, 1fr);
    max-width: 820px;
  }

  .home-cards.home-cards-4 {
    grid-template-columns: repeat(2, 1fr);
    max-width: 820px;
  }
}

@media (max-width: 700px) {
  .home-screen {
    padding: 28px 14px 36px;
    justify-content: flex-start;
  }

  .home-header {
    margin-bottom: 28px;
  }

  .home-logo-wrapper {
    width: 60px;
    height: 60px;
    font-size: 28px;
    margin-bottom: 12px;
  }

  .home-title {
    font-size: 1.45rem;
    letter-spacing: -0.4px;
  }

  .home-subtitle {
    font-size: 0.88rem;
    margin-bottom: 8px;
  }

  .home-cards,
  .home-cards.home-cards-3,
  .home-cards.home-cards-4 {
    grid-template-columns: 1fr;
    max-width: 100%;
    gap: 14px;
  }

  .cert-card-inner {
    padding: 22px 20px 20px;
    gap: 12px;
  }

  .cert-card-icon {
    font-size: 2rem;
  }

  .cert-card-title {
    font-size: 1.7rem;
  }

  .cert-stat-value {
    font-size: 1.1rem;
  }

  .cert-card-cta {
    padding: 12px 16px;
    font-size: 0.9rem;
  }

  .home-tip {
    font-size: 0.8rem;
    padding: 0 8px;
  }
}

@media (max-width: 400px) {
  .home-title {
    font-size: 1.25rem;
  }

  .cert-card-inner {
    padding: 18px 16px 16px;
  }

  .cert-card-title {
    font-size: 1.5rem;
  }
}