.content {
    padding: 30px 40px 50px 40px;
    background: #f5f5f5;
    overflow-y: auto;
}

.page-title {
    font-family: 'Oswald', sans-serif;
    font-size: 32px;
    font-weight: 600;
    margin: 0 0 10px 0;
    color: #1a1a1a;
    border-left: 5px solid #e31e24;
    padding-left: 20px;
    letter-spacing: 1px;
}

.page-intro {
    font-size: 1.1rem;
    color: #555;
    margin: 0 0 35px 25px;
    max-width: 700px;
    line-height: 1.6;
}

.problems-list {
    display: flex;
    flex-direction: column;
    gap: 16px;
    max-width: 900px;
}

.problem-button {
    display: flex;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    padding: 22px 30px;
    background: #181e26;
    border: 2px solid transparent;
    border-radius: 16px;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.2, 0.9, 0.4, 1.1);
    box-shadow: 0 8px 20px -8px rgba(0, 0, 0, 0.4);
    position: relative;
    overflow: hidden;
}

.problem-button::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    height: 100%;
    width: 4px;
    background: #e31e24;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.problem-button:hover {
    transform: translateX(6px);
    border-color: rgba(227, 30, 36, 0.6);
    box-shadow: 0 12px 28px -10px rgba(0, 0, 0, 0.5);
    background: #1c232d;
}

.problem-button:hover::before {
    opacity: 1;
}

.problem-text {
    font-family: 'Oswald', sans-serif;
    font-size: 1.35rem;
    font-weight: 600;
    color: #ffffff;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    line-height: 1.3;
    flex: 1;
}

.problem-arrow {
    font-size: 1.8rem;
    font-weight: 700;
    color: #e31e24;
    margin-left: 20px;
    transition: transform 0.25s ease, color 0.2s;
}

.problem-button:hover .problem-arrow {
    transform: translateX(4px);
    color: #ff6b6b;
}

/* Адаптивность */
@media (max-width: 850px) {
    .content {
        padding: 20px 25px 40px 25px;
    }
    
    .page-title {
        font-size: 26px;
        padding-left: 15px;
    }
    
    .page-intro {
        font-size: 1rem;
        margin-left: 15px;
    }
    
    .problem-button {
        padding: 18px 24px;
    }
    
    .problem-text {
        font-size: 1.15rem;
        letter-spacing: 1px;
    }
    
    .problem-arrow {
        font-size: 1.5rem;
    }
}

@media (max-width: 500px) {
    .problem-button {
        flex-direction: column;
        align-items: flex-start;
        gap: 8px;
        padding: 16px 20px;
    }
    
    .problem-text {
        font-size: 1.05rem;
        text-align: left;
    }
    
    .problem-arrow {
        align-self: flex-end;
        margin-left: 0;
    }
}

/* Эффект нажатия для тактильной обратной связи */
.problem-button:active {
    transform: translateX(2px) scale(0.995);
    transition-duration: 0.05s;
}