/* === THEME VARIATIONS === */
[data-theme="light"] {
  --bg-start: #fdf2ec;
  --bg-end: #ffd8d8;
  --card-bg: rgba(255, 255, 255, 0.8);
  --card-bg-solid: rgba(255, 255, 255, 0.95);
  --text-color: #1f1f1f;
  --text-secondary: rgba(31, 31, 31, 0.6);
  --accent-color: #ff5a5a;
  --border-color: rgba(0, 0, 0, 0.1);
  --button-gradient-start: #ff867c;
  --button-gradient-end: #ff5a5a;
}

[data-theme="neon"] {
  --bg-start: #0a0e27;
  --bg-end: #1a1a2e;
  --text-color: #00ff88;
  --text-secondary: rgba(0, 255, 136, 0.7);
  --card-bg: rgba(0, 255, 136, 0.05);
  --card-bg-solid: rgba(0, 255, 136, 0.1);
  --accent-color: #ff006e;
  --border-color: rgba(0, 255, 136, 0.3);
  --button-gradient-start: #ff006e;
  --button-gradient-end: #00d9ff;
}

[data-theme="retro"] {
  --bg-start: #ff6b9d;
  --bg-end: #c94b4b;
  --text-color: #fff5e1;
  --text-secondary: rgba(255, 245, 225, 0.7);
  --card-bg: rgba(255, 245, 225, 0.1);
  --card-bg-solid: rgba(255, 245, 225, 0.2);
  --accent-color: #ffc93c;
  --border-color: rgba(255, 245, 225, 0.4);
  --button-gradient-start: #ffc93c;
  --button-gradient-end: #ff6b9d;
}

[data-theme="pastel"] {
  --bg-start: #ffcce7;
  --bg-end: #d5f5e3;
  --text-color: #5d5d5d;
  --text-secondary: rgba(93, 93, 93, 0.6);
  --card-bg: rgba(255, 255, 255, 0.6);
  --card-bg-solid: rgba(255, 255, 255, 0.8);
  --accent-color: #ff8fa3;
  --border-color: rgba(93, 93, 93, 0.2);
  --button-gradient-start: #ffb3c6;
  --button-gradient-end: #ff8fa3;
}

[data-theme="solarized"] {
  --bg-start: #002b36;
  --bg-end: #073642;
  --text-color: #839496;
  --text-secondary: rgba(131, 148, 150, 0.7);
  --card-bg: rgba(0, 43, 54, 0.6);
  --card-bg-solid: rgba(0, 43, 54, 0.8);
  --accent-color: #268bd2;
  --border-color: rgba(131, 148, 150, 0.3);
  --button-gradient-start: #268bd2;
  --button-gradient-end: #2aa198;
}

[data-theme="ocean"] {
  --bg-start: #004e92;
  --bg-end: #000428;
  --text-color: #e0f7fa;
  --text-secondary: rgba(224, 247, 250, 0.7);
  --card-bg: rgba(224, 247, 250, 0.08);
  --card-bg-solid: rgba(224, 247, 250, 0.15);
  --accent-color: #00bcd4;
  --border-color: rgba(224, 247, 250, 0.3);
  --button-gradient-start: #00bcd4;
  --button-gradient-end: #00acc1;
}

[data-theme="forest"] {
  --bg-start: #134e4a;
  --bg-end: #064e3b;
  --text-color: #d1fae5;
  --text-secondary: rgba(209, 250, 229, 0.7);
  --card-bg: rgba(209, 250, 229, 0.08);
  --card-bg-solid: rgba(209, 250, 229, 0.15);
  --accent-color: #34d399;
  --border-color: rgba(209, 250, 229, 0.3);
  --button-gradient-start: #34d399;
  --button-gradient-end: #10b981;
}

[data-theme="sunset"] {
  --bg-start: #ff7e5f;
  --bg-end: #feb47b;
  --text-color: #3d1f00;
  --text-secondary: rgba(61, 31, 0, 0.7);
  --card-bg: rgba(255, 255, 255, 0.2);
  --card-bg-solid: rgba(255, 255, 255, 0.3);
  --accent-color: #ff6b35;
  --border-color: rgba(61, 31, 0, 0.2);
  --button-gradient-start: #ff6b35;
  --button-gradient-end: #f7931e;
}

[data-theme="midnight"] {
  --bg-start: #2c3e50;
  --bg-end: #000000;
  --text-color: #ecf0f1;
  --text-secondary: rgba(236, 240, 241, 0.7);
  --card-bg: rgba(236, 240, 241, 0.05);
  --card-bg-solid: rgba(236, 240, 241, 0.1);
  --accent-color: #e74c3c;
  --border-color: rgba(236, 240, 241, 0.3);
  --button-gradient-start: #e74c3c;
  --button-gradient-end: #c0392b;
}

/* Dark Mode - Darker glassmorphic containers */
body.dark-mode {
  --card-bg: rgba(0, 0, 0, 0.4);
  --card-bg-solid: rgba(0, 0, 0, 0.6);
  --border-color: rgba(255, 255, 255, 0.1);
}

body.dark-mode .leaderboard-section {
  background: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(20px) saturate(180%);
}
.leaderboard-section {
  max-width: 600px;
  margin: 20px auto;
  padding: 20px;
  background: var(--bg-end);
  border-radius: 12px;
  box-shadow: 0 0 15px rgba(0, 0, 0, 0.4);
  color: #fff;
  font-family: "Inter", sans-serif;
}

.leaderboard-section h2 {
  text-align: center;
  margin-bottom: 15px;
  color: var(--text-secondary);
  font-size: 1.6em;
}

/* Inline username input section */
.username-inline {
  display: none;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 8px;
  padding: 15px;
  margin-bottom: 25px;
  box-shadow: inset 0 0 8px rgba(255, 255, 255, 0.1);
}

.username-inline h3 {
  text-align: center;
  color: var(--text-secondary);
  margin-bottom: 10px;
  font-size: 1.2em;
}

#username-input {
  width: 100%;
  padding: 10px;
  margin: 10px 0;
  border: 1px solid var(--text-color);
  border-radius: 6px;
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  font-size: 0.95em;
}

#username-input::placeholder {
  color: #aaa;
}

.github-section {
  margin: 10px 0;
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9em;
  color: var(--text-secondary);
}

#save-username {
  width: 100%;
  padding: 10px;
  background: var(--bg-start);
  border: none;
  border-radius: 6px;
  color: var(--text-color);
  font-weight: 600;
  cursor: pointer;
  transition: background 0.3s ease;
}

#save-username:hover {
  background: var(--bg-end);
}

/* Leaderboard entries */
#leaderboard-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.leaderboard-entry {
  display: flex;
  align-items: center;
  padding: 10px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 6px;
  transition: all 0.3s ease;
}

.leaderboard-entry:hover {
  transform: scale(1.02);
  background: rgba(255, 255, 255, 0.15);
}

.leaderboard-rank {
  font-weight: bold;
  margin-right: 15px;
  color: var(--text-color);
  width: 30px;
}

.player-avatar {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  margin-right: 15px;
  background: #333;
}

.player-info {
  flex-grow: 1;
}

.player-name {
  font-weight: bold;
  color: var(--text-color);
}

.player-stats {
  display: flex;
  gap: 20px;
  font-size: 0.9em;
  color: #ccc;
}

/* Buttons */
.leaderboard-buttons {
  display: flex;
  justify-content: space-between;
  margin-top: 20px;
}

#share-button,
#reset-score-button {
  flex: 1;
  padding: 10px;
  margin: 0 5px;
  border: none;
  border-radius: 6px;
  background: var(--bg-start);
  color: var(--text-color);
  font-weight: bold;
  cursor: pointer;
  transition: background 0.3s ease;
}

#share-button:hover,
#reset-score-button:hover {
  background: #ffec4a;
}