/* ==========================================================
   LEVEL 7 — GLOBAL DARK THEME
========================================================== */

.level7 {
  background: #000;
  color: #fff;
  font-family: Arial, sans-serif;
}

/* Screens (MATCHES HTML: class="level7-screen") */
.level7-screen {
  display: none;
  background: #000;
  color: #fff;
  min-height: 100vh;
  padding: 40px;
}

/* Visible screen */
.level7-screen:not(.hidden) {
  display: block;
}

/* Titles */
.level7 .title {
  font-size: 32px;
  margin-bottom: 30px;
  color: #fff;
}

/* ==========================================================
   LEVEL 7 — MUSIC CONTROLS (scoped)
========================================================== */

.level7 .music-controls {
  position: fixed;
  top: 10px;
  right: 10px;
}

.level7 .iconBtn {
  background: #222;
  color: #fff;
  border: 1px solid #555;
  padding: 8px 12px;
  margin-left: 6px;
  border-radius: 6px;
  cursor: pointer;
}

.level7 .iconBtn:hover {
  background: #333;
}

/* ==========================================================
   LEVEL 7 — SCREEN 2 (PAIR MATCHING)
========================================================== */

.level7 .replay-top {
  margin-bottom: 20px;
  font-size: 22px;
  padding: 10px 20px;
  background: #222;
  border: 1px solid #555;
  border-radius: 8px;
}

.l7-split-container {
  display: flex;
  justify-content: center;
  gap: 40px;
  margin-top: 30px;
}

.l7-column {
  display: flex;
  flex-direction: column;
  gap: 14px;
  width: 40%;
}

/* Pair items */
.l7-item {
  padding: 14px 18px;
  font-size: 1.2rem;
  border-radius: 8px;
  border: 2px solid #444;
  background: #222;
  color: #fff;
  cursor: pointer;
  text-align: center;
  transition: background 0.2s ease, border-color 0.2s ease;
}

.l7-item:hover {
  background: #333;
}

/* Selected state */
.l7-item.selected {
  border-color: #4CAF50;
  background: #2a4;
}

/* Correct / Wrong feedback */
.l7-item.correct {
  background-color: #4CAF50 !important;
  border-color: #4CAF50 !important;
  color: white;
}

.l7-item.wrong {
  background-color: #E53935 !important;
  border-color: #E53935 !important;
  color: white;
}

/* ==========================================================
   LEVEL 7 — SUMMARY SCREEN
========================================================== */

.level7 .summary-container {
  display: flex;
  flex-direction: column;
  gap: 14px;
  margin: 20px auto;
  max-width: 480px;
}

.level7 .summary-row {
  background: #111;
  border: 1px solid #444;
  border-radius: 10px;
  padding: 14px 16px;
  display: flex;
  justify-content: space-between;
  font-size: 1.1rem;
  color: #ccc;
}

.level7 .summary-label {
  font-weight: bold;
  color: #eee;
}

.level7 .summary-value {
  color: #fff;
}

.level7 .summary-controls {
  margin-top: 30px;
  display: flex;
  justify-content: center;
  gap: 20px;
}

.level7 .summary-controls .iconBtn {
  background: #222;
  border: 1px solid #555;
  color: #fff;
  padding: 10px 18px;
  border-radius: 8px;
  cursor: pointer;
}

.level7 .summary-controls .iconBtn:hover {
  background: #333;
  border-color: #777;
}

/* ==========================================================
   ⭐ LEVEL 7 — EXPLANATION TEXT
========================================================== */

.summary-explanation {
  font-size: 14px;
  color: #b8b8b8;
  margin-top: 18px;
  line-height: 1.45;
  max-width: 480px;
}

/* ==========================================================
   ⭐ LEVEL 7 — BIGGER TEXT FOR SCREEN 2
========================================================== */

#l7LeftColumn {
  font-size: 2rem;
  line-height: 2.4rem;
  font-weight: 600;
}

.l7OptionBtn {
  font-size: 1.8rem;
  padding: 18px 24px;
  margin: 10px 0;
  width: 100%;
  text-align: left;
  border-radius: 10px;
}

.l7-correct {
  background-color: #4CAF50 !important;
  color: white !important;
}

.l7-wrong {
  background-color: #E53935 !important;
  color: white !important;
}