/* Попап достижения */
.achievement-popup {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.8);
    background: linear-gradient(135deg, #1a1a1a 0%, #2a2a2a 100%);
    border: 2px solid var(--main-color);
    border-radius: 20px;
    padding: 2rem;
    max-width: 400px;
    width: 90%;
    z-index: 10000;
    opacity: 0;
    visibility: hidden;
    transition: all 0.4s cubic-bezier(0.34, 1.56, 0.64, 1);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.8), 0 0 40px rgba(255, 140, 0, 0.3);
}

.achievement-popup.show {
    opacity: 1;
    visibility: visible;
    transform: translate(-50%, -50%) scale(1);
}

.achievement-popup::before {
    content: '';
    position: absolute;
    top: -2px;
    left: -2px;
    right: -2px;
    bottom: -2px;
    background: linear-gradient(135deg, var(--main-color), var(--accent), var(--main-color));
    border-radius: 20px;
    z-index: -1;
    opacity: 0.5;
    animation: achievementGlow 2s ease-in-out infinite;
}

@keyframes achievementGlow {
    0%, 100% { opacity: 0.5; }
    50% { opacity: 0.8; }
}

.achievement-popup-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.achievement-popup-icon {
    font-size: 64px;
    margin-bottom: 1rem;
    animation: achievementBounce 0.6s ease-out;
    display: block;
}

@keyframes achievementBounce {
    0% { transform: scale(0) rotate(-180deg); opacity: 0; }
    60% { transform: scale(1.2) rotate(10deg); }
    100% { transform: scale(1) rotate(0deg); opacity: 1; }
}

.achievement-popup-title {
    font-size: 1.5rem;
    font-weight: 700;
    color: #fff;
    margin: 0 0 0.5rem 0;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.5);
}

.achievement-popup-description {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    margin: 0;
}

.achievement-popup-tier {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    margin-top: 1rem;
    letter-spacing: 1px;
}

.achievement-popup-tier.bronze {
    background: linear-gradient(135deg, #cd7f32 0%, #8b6914 100%);
    color: #fff;
}

.achievement-popup-tier.silver {
    background: linear-gradient(135deg, #c0c0c0 0%, #808080 100%);
    color: #1a1a1a;
}

.achievement-popup-tier.gold {
    background: linear-gradient(135deg, #ffd700 0%, #ff8c00 100%);
    color: #1a1a1a;
}

.achievement-popup-tier.platinum {
    background: linear-gradient(135deg, #e5e4e2 0%, #b4b4b4 100%);
    color: #1a1a1a;
}

.achievement-popup-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: rgba(255, 255, 255, 0.6);
    font-size: 1.5rem;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1;
}

.achievement-popup-close:hover {
    background: rgba(255, 255, 255, 0.2);
    color: #fff;
    transform: rotate(90deg);
}

/* Сетка достижений на странице пользователя */
.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(100px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.achievement-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 1rem;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
}

.achievement-item:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--main-color);
    transform: translateY(-2px);
}

.achievement-icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.achievement-name {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.9);
    text-align: center;
    font-weight: 500;
}

.achievement-item.locked {
    opacity: 0.5;
    filter: grayscale(100%);
}

.achievement-item.locked .achievement-icon {
    filter: blur(2px);
}