/* ========== ENHANCEMENT FEATURES (modes, achievements, challenges, leaderboard) ========== */

/* Daily challenge box on the start screen */
.daily-challenge-box {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 8px;
    margin: 10px auto;
    padding: 8px 16px;
    max-width: 520px;
    background: rgba(0, 0, 0, 0.45);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 12px;
    font-size: 14px;
    color: #f3f7ff;
}

.daily-challenge-box.hidden {
    display: none;
}

.daily-challenge-label {
    font-weight: 700;
    color: #ffd700;
}

.daily-challenge-status {
    font-size: 12px;
    opacity: 0.85;
}

.daily-challenge-status.done {
    color: #2ecc71;
    font-weight: 700;
}

/* Achievements toggle + panel */
.achievements-toggle-btn {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 10px;
    padding: 8px 18px;
    font-size: 14px;
    font-weight: 600;
    color: #f3f7ff;
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 999px;
    cursor: pointer;
    transition: background 0.2s;
}

.achievements-toggle-btn:hover {
    background: rgba(255, 255, 255, 0.16);
}

.achievements-panel {
    max-width: 460px;
    max-height: 220px;
    overflow-y: auto;
    margin: 10px auto 0;
    padding: 10px 14px;
    background: rgba(0, 0, 0, 0.6);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 12px;
    text-align: left;
    color: #f3f7ff;
}

.achievements-panel.hidden {
    display: none;
}

.achievements-panel h3 {
    margin: 0 0 8px;
    font-size: 15px;
    color: #ffd700;
}

.achievement-list {
    list-style: none;
    margin: 0;
    padding: 0;
}

.achievement-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 5px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.achievement-item.locked {
    opacity: 0.45;
}

.achievement-icon {
    font-size: 20px;
    width: 26px;
    text-align: center;
}

.achievement-info {
    display: flex;
    flex-direction: column;
}

.achievement-name {
    font-size: 13px;
    font-weight: 700;
}

.achievement-desc {
    font-size: 11px;
    opacity: 0.8;
}

/* Achievement unlocked toast */
.achievement-toast {
    position: fixed;
    top: 70px;
    right: 16px;
    display: flex;
    align-items: center;
    gap: 12px;
    max-width: 320px;
    padding: 12px 16px;
    background: rgba(20, 20, 30, 0.95);
    border: 2px solid #ffd700;
    border-radius: 12px;
    color: #fff;
    font-size: 13px;
    z-index: 10000;
    opacity: 0;
    transform: translateX(40px);
    transition: opacity 0.4s, transform 0.4s;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.5);
}

.achievement-toast.visible {
    opacity: 1;
    transform: translateX(0);
}

.achievement-toast-icon {
    font-size: 28px;
}

.achievement-toast-text strong {
    color: #ffd700;
}

/* Game over screen can scroll instead of squeezing its children together */
#game-over.overlay {
    overflow-y: auto;
}

#game-over.overlay > * {
    flex-shrink: 0;
}

/* Leaderboard on the game over screen */
.leaderboard-container {
    max-width: 380px;
    max-height: 160px;
    overflow-y: auto;
    flex-shrink: 0;
    margin: 8px auto;
    color: #f3f7ff;
}

.leaderboard-title {
    margin: 0 0 6px;
    font-size: 16px;
    color: #ffd700;
}

.leaderboard-list {
    list-style-position: inside;
    margin: 0;
    padding: 0 8px;
    text-align: left;
    font-size: 13px;
}

.leaderboard-entry {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    gap: 12px;
    padding: 3px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.leaderboard-score {
    font-weight: 700;
    color: #ffd700;
}

.leaderboard-meta {
    font-size: 11px;
    opacity: 0.8;
}

/* Game type toggles reuse icon-toggle styling */
.game-type-toggles .icon-toggle {
    font-size: 18px;
}