/* ================================================================
   css/components.css — Virtual Lab TJKT
   Komponen UI: Kartu Ensiklopedia, Modal, Simulasi SOP,
   Pemeliharaan (Checklist + Trivia), Kuis Evaluasi
   ================================================================ */

/* ================================================================
   TAB 1: ENSIKLOPEDIA — Grid Kartu Alat
   ================================================================ */

.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: var(--space-lg);
}

/* ---- Kartu Alat Ukur ---- */
.tool-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
  display: flex;
  flex-direction: column;
  position: relative;
}

/* Border glow berwarna saat hover */
.tool-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: var(--radius-lg);
  opacity: 0;
  transition: opacity var(--transition);
  pointer-events: none;
  box-shadow: 0 0 0 2px var(--card-color, var(--accent));
}

.tool-card:hover,
.tool-card:focus-visible {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card),
    0 0 30px color-mix(in srgb, var(--card-color, var(--accent)) 30%, transparent);
  outline: none;
}

.tool-card:hover::before,
.tool-card:focus-visible::before {
  opacity: 1;
}

/* Area Ikon Kartu */
.card-icon-wrap {
  background: linear-gradient(135deg, var(--bg-elevated), var(--bg-surface));
  padding: var(--space-xl) var(--space-md);
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 140px;
  position: relative;
  overflow: hidden;
}

/* Lingkaran cahaya di belakang ikon */
.card-icon-wrap::after {
  content: '';
  position: absolute;
  width: 100px;
  height: 100px;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    color-mix(in srgb, var(--card-color, var(--accent)) 20%, transparent),
    transparent 70%
  );
  opacity: 0.5;
}

.card-icon-wrap svg {
  width: 64px;
  height: 64px;
  position: relative;
  z-index: 1;
}

/* Body Kartu */
.card-body {
  padding: var(--space-md) var(--space-lg);
  flex: 1;
}

.card-tag {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--card-color, var(--accent));
  background: color-mix(in srgb, var(--card-color, var(--accent)) 15%, transparent);
  padding: 2px 8px;
  border-radius: 20px;
  margin-bottom: var(--space-sm);
}

.card-title {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.card-desc {
  font-size: 0.82rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* Footer Kartu */
.card-footer {
  padding: var(--space-sm) var(--space-lg);
  border-top: 1px solid var(--border);
}

.card-action {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--card-color, var(--accent));
}

.card-action svg {
  width: 14px;
  height: 14px;
}

/* ================================================================
   MODAL: Detail Alat Ensiklopedia
   ================================================================ */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  z-index: 200;
  backdrop-filter: blur(4px);
  animation: fadeIn 0.2s ease;
}

.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 201;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  overflow-y: auto;
}

.modal-box {
  background: var(--bg-surface);
  border: 1px solid var(--border-active);
  border-radius: var(--radius-xl);
  max-width: 680px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  position: relative;
  padding: var(--space-xl);
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6), var(--shadow-glow);
  animation: modalIn 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.modal-close {
  position: absolute;
  top: var(--space-md);
  right: var(--space-md);
  width: 32px;
  height: 32px;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: 50%;
  color: var(--text-secondary);
  cursor: pointer;
  font-size: 0.9rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition);
}

.modal-close:hover {
  background: var(--color-error);
  border-color: var(--color-error);
  color: white;
}

/* Konten modal (diisi JS) */
.modal-tool-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
  padding-bottom: var(--space-lg);
  border-bottom: 1px solid var(--border);
}

.modal-tool-icon {
  width: 64px;
  height: 64px;
  border-radius: var(--radius-md);
  background: var(--bg-elevated);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  flex-shrink: 0;
}

.modal-tool-name {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
}

.modal-tool-category {
  font-size: 0.78rem;
  color: var(--text-secondary);
  margin-top: 2px;
}

.modal-section { margin-bottom: var(--space-lg); }

.modal-section-title {
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: var(--space-sm);
  display: flex;
  align-items: center;
  gap: var(--space-sm);
}

.modal-section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

.modal-section p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Tabel spesifikasi */
.spec-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.85rem;
  margin-top: var(--space-sm);
}

.spec-table tr { border-bottom: 1px solid var(--border); }
.spec-table tr:last-child { border-bottom: none; }

.spec-table td {
  padding: var(--space-sm) var(--space-md);
  vertical-align: top;
}

.spec-table td:first-child {
  color: var(--text-muted);
  font-size: 0.8rem;
  width: 40%;
  font-weight: 500;
}

.spec-table td:last-child {
  color: var(--text-primary);
  font-weight: 500;
}

/* List skenario */
.scenario-list {
  list-style: none;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-top: var(--space-sm);
}

.scenario-list li {
  display: flex;
  gap: var(--space-sm);
  font-size: 0.88rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.scenario-list li::before {
  content: '▸';
  color: var(--accent);
  flex-shrink: 0;
  margin-top: 1px;
}

/* ================================================================
   TAB 2: SIMULASI SOP
   ================================================================ */

/* Selektor alat simulasi */
.sim-selector {
  display: flex;
  gap: var(--space-sm);
  margin-bottom: var(--space-xl);
  flex-wrap: wrap;
}

.sim-sel-btn {
  padding: var(--space-sm) var(--space-lg);
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-family: var(--font-main);
  font-size: 0.88rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.sim-sel-btn:hover { border-color: var(--border-active); color: var(--text-primary); }
.sim-sel-btn.active { background: var(--accent-glow); border-color: var(--accent); color: var(--accent); }

/* Area simulasi */
.sim-area {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.sim-header {
  padding: var(--space-lg) var(--space-xl);
  background: var(--bg-elevated);
  border-bottom: 1px solid var(--border);
}

.sim-header h3 {
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-xs);
}

.sim-header p {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* Pilihan kondisi kabel */
.cable-choice-wrap {
  padding: var(--space-md) var(--space-xl);
  background: var(--bg-base);
  border-bottom: 1px solid var(--border);
}

.choice-label {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--text-secondary);
  margin-bottom: var(--space-sm);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.cable-choices {
  display: flex;
  gap: var(--space-sm);
  flex-wrap: wrap;
}

.cable-btn {
  padding: var(--space-xs) var(--space-md);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-secondary);
  font-family: var(--font-main);
  font-size: 0.8rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.cable-btn:hover  { border-color: var(--border-active); color: var(--text-primary); }
.cable-btn.active { border-color: var(--accent); color: var(--accent); background: var(--accent-glow); }

/* Layout langkah */
.steps-wrap {
  display: grid;
  grid-template-columns: 200px 1fr;
  min-height: 400px;
}

/* Sidebar langkah */
.steps-sidebar {
  border-right: 1px solid var(--border);
  padding: var(--space-md) 0;
  display: flex;
  flex-direction: column;
}

.step-item {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  padding: var(--space-sm) var(--space-md);
  cursor: default;
  transition: var(--transition);
  position: relative;
}

.step-item.active { background: var(--accent-glow); }

.step-item.done .step-num {
  background: var(--color-success);
  border-color: var(--color-success);
  color: var(--bg-base);
}

.step-item.done .step-text { color: var(--color-success); }

.step-num {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  border: 2px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-muted);
  flex-shrink: 0;
  transition: var(--transition);
}

.step-item.active .step-num {
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: 0 0 8px var(--accent);
}

.step-text {
  font-size: 0.8rem;
  color: var(--text-secondary);
  line-height: 1.3;
}

.step-item.active .step-text {
  color: var(--text-primary);
  font-weight: 600;
}

/* Area konten langkah */
.steps-content {
  padding: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-lg);
}

.step-content-box { flex: 1; }

.step-content-box h4 {
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--accent);
  margin-bottom: var(--space-sm);
}

.step-content-box p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.step-content-box .step-tip {
  margin-top: var(--space-md);
  padding: var(--space-md);
  background: rgba(0, 240, 255, 0.06);
  border-left: 3px solid var(--accent);
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  font-size: 0.83rem;
  color: var(--text-secondary);
}

.step-content-box .step-tip strong { color: var(--accent); }

/* Visual LAN Tester */
.lan-tester-visual {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
  padding: var(--space-md) 0;
}

.tester-unit {
  background: var(--bg-base);
  border: 2px solid var(--border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-align: center;
  min-width: 120px;
}

.unit-label {
  display: block;
  font-size: 0.65rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--text-muted);
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.led-row {
  display: flex;
  gap: 6px;
  justify-content: center;
  flex-wrap: wrap;
}

/* LED individual */
.led {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: #1a1a2e;
  border: 1px solid #333;
  position: relative;
  transition: all 0.3s ease;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.5rem;
  color: transparent;
}

.led.on-green {
  background: var(--color-success);
  border-color: var(--color-success);
  box-shadow: 0 0 8px var(--color-success), 0 0 2px var(--color-success);
  color: white;
}

.led.on-orange {
  background: var(--color-warning);
  border-color: var(--color-warning);
  box-shadow: 0 0 8px var(--color-warning), 0 0 2px var(--color-warning);
}

.led.off {
  background: #2a0a0a;
  border-color: #440000;
}

.tester-cable-line {
  width: 40px;
  height: 2px;
  background: linear-gradient(to right, var(--border), var(--accent), var(--border));
  flex-shrink: 0;
}

/* Navigasi langkah */
.step-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding-top: var(--space-md);
  border-top: 1px solid var(--border);
  margin-top: auto;
}

.step-counter {
  font-size: 0.8rem;
  color: var(--text-muted);
  font-weight: 600;
}

/* Visual OPM */
.opm-visual {
  display: flex;
  justify-content: center;
  padding: var(--space-md) 0;
}

.opm-device {
  background: var(--bg-base);
  border: 2px solid var(--accent-purple);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
  min-width: 200px;
  text-align: center;
  box-shadow: 0 0 20px rgba(167, 139, 250, 0.2);
}

.opm-screen {
  background: #0a1a0a;
  border: 1px solid #1a3a1a;
  border-radius: var(--radius-md);
  padding: var(--space-md);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-xs);
  margin-bottom: var(--space-md);
  font-family: var(--font-mono);
}

.opm-unit       { font-size: 0.65rem; color: #4a8a4a; letter-spacing: 0.1em; }
.opm-value      { font-size: 2.2rem; font-weight: 700; color: #00ff88; text-shadow: 0 0 10px #00ff88; letter-spacing: 0.05em; }
.opm-wavelength { font-size: 0.7rem; color: #4a8a4a; }

.opm-status {
  font-size: 0.85rem;
  font-weight: 700;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-sm);
  margin-top: var(--space-sm);
}

.opm-status.ok   { color: var(--color-success); background: rgba(34, 197, 94, 0.1); }
.opm-status.bad  { color: var(--color-error);   background: rgba(239, 68, 68, 0.1); }
.opm-status.warn { color: var(--color-warning); background: rgba(245, 158, 11, 0.1); }

/* ================================================================
   TAB 3: PEMELIHARAAN
   ================================================================ */

.maintenance-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
}

.maintenance-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.mcard-title {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: 1rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-lg);
  padding-bottom: var(--space-md);
  border-bottom: 1px solid var(--border);
}

.mcard-title svg { width: 20px; height: 20px; flex-shrink: 0; }

/* Checklist */
.checklist {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.checklist-item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-sm);
  cursor: pointer;
  padding: var(--space-sm);
  border-radius: var(--radius-sm);
  transition: var(--transition);
}

.checklist-item:hover { background: var(--bg-elevated); }

.checklist-item input[type="checkbox"] {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  margin-top: 2px;
  accent-color: var(--accent);
  cursor: pointer;
}

.checklist-item label {
  font-size: 0.85rem;
  color: var(--text-secondary);
  cursor: pointer;
  line-height: 1.4;
}

.checklist-item.checked label {
  text-decoration: line-through;
  color: var(--text-muted);
}

/* Progress bar checklist */
.checklist-progress {
  display: flex;
  align-items: center;
  gap: var(--space-md);
}

.progress-bar-wrap {
  flex: 1;
  height: 6px;
  background: var(--bg-elevated);
  border-radius: 3px;
  overflow: hidden;
}

.progress-bar {
  height: 100%;
  background: linear-gradient(to right, var(--accent-dim), var(--accent));
  border-radius: 3px;
  transition: width 0.4s ease;
}

.progress-label {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
  white-space: nowrap;
}

/* Mini-game Trivia */
.trivia-question {
  font-size: 0.95rem;
  color: var(--text-primary);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
  padding: var(--space-md);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  min-height: 80px;
}

.trivia-choices {
  display: flex;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}

.trivia-btn {
  flex: 1;
  padding: var(--space-md);
  background: rgba(34, 197, 94, 0.1);
  border: 2px solid var(--color-success);
  border-radius: var(--radius-md);
  color: var(--color-success);
  font-family: var(--font-main);
  font-size: 0.9rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.05em;
}

.trivia-btn:hover { background: rgba(34, 197, 94, 0.2); transform: scale(1.02); }
.trivia-btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }
.trivia-btn.correct-answer { background: rgba(34, 197, 94, 0.3); box-shadow: 0 0 12px rgba(34, 197, 94, 0.4); }
.trivia-btn.wrong-answer   { background: rgba(239, 68, 68, 0.3); box-shadow: 0 0 12px rgba(239, 68, 68, 0.4); }

.trivia-btn-wrong {
  background: rgba(239, 68, 68, 0.1);
  border-color: var(--color-error);
  color: var(--color-error);
}

.trivia-btn-wrong:hover { background: rgba(239, 68, 68, 0.2); }

.trivia-feedback {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.trivia-feedback.correct {
  background: rgba(34, 197, 94, 0.1);
  border-left: 3px solid var(--color-success);
  color: var(--color-success);
}

.trivia-feedback.wrong {
  background: rgba(239, 68, 68, 0.1);
  border-left: 3px solid var(--color-error);
  color: #ff9999;
}

.trivia-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.trivia-score {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
}

/* ================================================================
   TAB 4: KUIS EVALUASI
   ================================================================ */

/* Layar mulai */
.quiz-start {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 400px;
}

.quiz-start-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  text-align: center;
  max-width: 440px;
  width: 100%;
}

.qs-icon {
  font-size: 4rem;
  margin-bottom: var(--space-lg);
  display: block;
}

.quiz-start-card h3 {
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-lg);
}

.quiz-start-card ul {
  list-style: none;
  text-align: left;
  margin-bottom: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.quiz-start-card ul li {
  font-size: 0.88rem;
  color: var(--text-secondary);
  padding-left: var(--space-md);
  position: relative;
}

.quiz-start-card ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

/* Progress bar kuis */
.quiz-progress-bar-wrap {
  height: 4px;
  background: var(--bg-elevated);
  border-radius: 2px;
  margin-bottom: var(--space-md);
  overflow: hidden;
}

.quiz-progress-bar {
  height: 100%;
  background: linear-gradient(to right, var(--accent-dim), var(--accent));
  border-radius: 2px;
  transition: width 0.4s ease;
}

.quiz-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-lg);
}

.quiz-qnum {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.quiz-score-live {
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--accent);
}

.quiz-card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--space-xl);
}

.quiz-scenario {
  font-size: 0.82rem;
  color: var(--accent);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  margin-bottom: var(--space-sm);
}

.quiz-question {
  font-size: 0.98rem;
  color: var(--text-primary);
  line-height: 1.6;
  margin-bottom: var(--space-lg);
  padding: var(--space-md);
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.quiz-opt-btn {
  display: flex;
  align-items: flex-start;
  gap: var(--space-md);
  width: 100%;
  padding: var(--space-md);
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-family: var(--font-main);
  font-size: 0.88rem;
  text-align: left;
  cursor: pointer;
  transition: var(--transition);
  line-height: 1.4;
}

.quiz-opt-btn:hover:not(:disabled) {
  border-color: var(--border-active);
  color: var(--text-primary);
  background: var(--bg-highlight);
}

.quiz-opt-btn:disabled { cursor: not-allowed; }
.quiz-opt-btn.correct  { border-color: var(--color-success); background: rgba(34, 197, 94, 0.1); color: var(--color-success); }
.quiz-opt-btn.wrong    { border-color: var(--color-error);   background: rgba(239, 68, 68, 0.1); color: #ff9999; }

.opt-letter {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--bg-base);
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.72rem;
  font-weight: 700;
  flex-shrink: 0;
  margin-top: 1px;
}

.quiz-opt-btn.correct .opt-letter { background: var(--color-success); border-color: var(--color-success); color: var(--bg-base); }
.quiz-opt-btn.wrong .opt-letter   { background: var(--color-error);   border-color: var(--color-error);   color: white; }

/* Penjelasan jawaban */
.quiz-explanation {
  padding: var(--space-md);
  border-radius: var(--radius-md);
  font-size: 0.85rem;
  line-height: 1.6;
  margin-bottom: var(--space-md);
}

.quiz-explanation.correct-exp {
  background: rgba(34, 197, 94, 0.08);
  border-left: 3px solid var(--color-success);
  color: var(--text-secondary);
}

.quiz-explanation.wrong-exp {
  background: rgba(239, 68, 68, 0.08);
  border-left: 3px solid var(--color-error);
  color: var(--text-secondary);
}

.quiz-explanation strong {
  color: var(--text-primary);
  display: block;
  margin-bottom: var(--space-xs);
}

.quiz-nav { display: flex; justify-content: flex-end; }

/* Layar hasil kuis */
.quiz-result {
  display: flex;
  justify-content: center;
  align-items: center;
  min-height: 400px;
}

.result-card {
  background: var(--bg-surface);
  border: 1px solid var(--border-active);
  border-radius: var(--radius-xl);
  padding: var(--space-2xl);
  text-align: center;
  max-width: 500px;
  width: 100%;
  box-shadow: var(--shadow-glow);
}

.result-icon { font-size: 4rem; margin-bottom: var(--space-md); display: block; }

.result-card h3 {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: var(--space-md);
}

.result-score-display {
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: var(--space-sm);
  margin-bottom: var(--space-md);
}

.score-big {
  font-size: 4rem;
  font-weight: 900;
  color: var(--accent);
  font-variant-numeric: tabular-nums;
  text-shadow: 0 0 30px var(--accent);
  line-height: 1;
}

.score-max { font-size: 1.2rem; color: var(--text-muted); font-weight: 600; }

.result-message {
  font-size: 0.92rem;
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  line-height: 1.6;
}

.result-breakdown {
  text-align: left;
  background: var(--bg-elevated);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  margin-bottom: var(--space-xl);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  font-size: 0.82rem;
  color: var(--text-secondary);
}

.result-breakdown .bd-item {
  display: flex;
  justify-content: space-between;
}

.bd-item .bd-correct { color: var(--color-success); font-weight: 700; }
.bd-item .bd-wrong   { color: var(--color-error);   font-weight: 700; }