.messages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(350px, 1fr));
    gap: 20px;
    padding: 20px 0;
}

.message-card {
    background: #fff;
    border-radius: 15px;
    padding: 25px;
    padding-top: 50px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
    cursor: pointer;
    border: 1px solid transparent;
}

.message-card::before {
    content: '"';
    position: absolute;
    top: -10px;
    left: 15px;
    font-size: 100px;
    color: #667eea;
    opacity: 0.1;
    font-family: Georgia, serif;
}

.message-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.3);
    border: 1px dashed #c0392b;
}

.message-text {
    font-size: 1em;
    line-height: 1.4;
    color: #333;
    margin-bottom: 15px;
    position: relative;
    z-index: 1;
}

.message-source {
    font-size: 0.95em;
    color: #c0392b;
    font-weight: 600;
    margin-bottom: 0;
    font-style: italic;
}

.copy-button {
    position: absolute;
    top: 10px;
    right: 10px;
    padding: 8px 12px;
    background: #c0392b;
    color: #fff;
    border: none;
    border-radius: 6px;
    font-size: 0.65em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 5px;
    z-index: 10;
}

.copy-button:hover {
    transform: scale(1.02);
    box-shadow: 0 5px 15px rgba(192, 57, 43, 0.4);
}

.copy-button:active {
    transform: scale(0.98);
}

.copy-button.copied {
    background: #16a085;
}

.copy-button:hover.copied {
    box-shadow: 0 5px 15px rgba(22, 160, 133, 0.4);
}

.copy-icon {
    width: 14px;
    height: 14px;
}

.toast {
    position: fixed;
    bottom: 30px;
    right: 30px;
    background: #16a085;
    color: #fff;
    padding: 15px 25px;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.3);
    opacity: 0;
    transform: translateY(100px);
    transition: all 0.3s ease;
    z-index: 1000;
    display: flex;
    align-items: center;
    gap: 10px;
}

.toast.show {
    opacity: 1;
    transform: translateY(0);
}

@media (max-width: 768px) {
    .messages-grid {
        grid-template-columns: 1fr;
    }
    
    .message-card {
        padding: 20px;
        padding-top: 45px;
    }
}