/* Базовые стили */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.7;
    color: #2c3e50;
    background: #f0f2f5;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: url('https://yaart-web-alice-images.s3.yandex.net/5d97dbbebe3711f097c8b6deb8c89dfa:1');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    opacity: 0.3;
    z-index: -1;
    pointer-events: none;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Хлебные крошки */
.breadcrumb {
    padding: 2rem 0 1rem;
    border-bottom: 1px solid #e9ecef;
    margin-bottom: 2rem;
}

.breadcrumb a {
    color: #667eea;
    text-decoration: none;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

.breadcrumb a:hover {
    color: #764ba2;
    text-decoration: underline;
}

/* Контент */
.content {
    background: transparent;
    position: relative;
    z-index: 1;
    padding-top: 2rem;
}

section {
    padding: 3rem 0;
}

section:first-child {
    padding-top: 1rem;
}

h1 {
    font-size: 2.8rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 2rem;
    line-height: 1.3;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

h2 {
    font-size: 2.2rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 1.5rem;
    line-height: 1.3;
}

h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #34495e;
    margin-bottom: 1rem;
}

p {
    margin-bottom: 1.2rem;
    font-size: 1.15rem;
    line-height: 1.7;
}

/* Intro секция */
.intro {
    background: #f0f2f5;
    padding: 4rem 2rem;
    border-radius: 20px;
    margin: 2rem 0;
}

.intro h1 {
    margin-bottom: 2rem;
}

/* Engine секция */
.engine {
    background: #f0f2f5;
    border-radius: 20px;
    padding: 4rem 2rem;
    margin: 2rem 0;
}

.highlight-box {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 2rem;
    border-radius: 15px;
    margin: 2rem 0;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.3);
}

.highlight-box p {
    margin-bottom: 0;
    font-size: 1.15rem;
    line-height: 1.8;
}

/* Симптомы */
.symptoms {
    background: #f0f2f5;
    padding: 4rem 2rem;
    border-radius: 20px;
    margin: 2rem 0;
}

.symptoms-list {
    display: grid;
    gap: 2rem;
    margin: 2rem 0;
}

.symptom-item {
    display: flex;
    gap: 1.5rem;
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.symptom-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 15px rgba(0, 0, 0, 0.1);
}

.symptom-icon {
    font-size: 3rem;
    flex-shrink: 0;
}

.symptom-content h3 {
    margin-bottom: 0.5rem;
    color: #667eea;
}

.symptom-content p {
    margin-bottom: 0;
    color: #5a6c7d;
}

.section-conclusion {
    margin-top: 2rem;
    font-style: italic;
    color: #5a6c7d;
}

/* Тест */
.test {
    background: #f0f2f5;
    padding: 4rem 2rem;
    border-radius: 20px;
    margin: 2rem 0;
}

.test h2 {
    color: #764ba2;
    margin-bottom: 2rem;
}

.test-questions {
    display: grid;
    gap: 1.5rem;
    margin-top: 2rem;
}

.test-question {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
    background: white;
    padding: 2rem;
    border-radius: 15px;
    border-left: 4px solid #667eea;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.question-number {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.test-question p {
    margin-bottom: 0;
    font-size: 1.15rem;
    font-weight: 500;
    color: #2c3e50;
}

/* Решения */
.solutions {
    background: #f0f2f5;
    padding: 4rem 2rem;
    border-radius: 20px;
    margin: 2rem 0;
}

.solutions h2 {
    color: #667eea;
}

.solutions-list {
    display: grid;
    gap: 2rem;
    margin-top: 2rem;
}

.solution-item {
    display: flex;
    gap: 2rem;
    background: white;
    padding: 2.5rem;
    border-radius: 15px;
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.solution-item:hover {
    transform: translateX(10px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.15);
}

.solution-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-radius: 15px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 2rem;
    flex-shrink: 0;
}

.solution-content h3 {
    color: #667eea;
    margin-bottom: 1rem;
}

.solution-content p {
    margin-bottom: 0;
    line-height: 1.7;
}

/* Заключение */
.conclusion {
    background: #f0f2f5;
    padding: 4rem 2rem;
    border-radius: 20px;
    margin: 2rem 0;
}

.conclusion-box {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 4rem 3rem;
    border-radius: 20px;
    box-shadow: 0 15px 35px rgba(102, 126, 234, 0.3);
}

.conclusion-box h2 {
    color: white;
    margin-bottom: 1.5rem;
}

.conclusion-box p {
    font-size: 1.15rem;
    line-height: 1.8;
    margin-bottom: 1.5rem;
}

.final-message {
    background: rgba(255, 255, 255, 0.1);
    padding: 2rem;
    border-radius: 15px;
    margin-top: 2rem;
    border-left: 4px solid white;
}

.final-message p {
    margin-bottom: 0;
    font-size: 1.2rem;
}

/* Footer */
.footer {
    background: #2c3e50;
    color: white;
    padding: 3rem 0;
    text-align: center;
}

.footer p {
    margin-bottom: 0.5rem;
}

.footer a {
    color: #667eea;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer a:hover {
    color: #764ba2;
    text-decoration: underline;
}

/* Мобильная адаптация */
@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.8rem;
    }

    h3 {
        font-size: 1.3rem;
    }

    p {
        font-size: 1.05rem;
    }

    section {
        padding: 3rem 0;
    }

    .symptom-item,
    .solution-item {
        flex-direction: column;
        text-align: center;
    }

    .symptom-icon {
        font-size: 2.5rem;
    }

    .solution-number {
        margin: 0 auto;
    }

    .test-question {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .conclusion-box {
        padding: 2.5rem 1.5rem;
    }

    .intro,
    .engine,
    .symptoms,
    .test,
    .solutions,
    .conclusion {
        padding: 3rem 1.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    h1 {
        font-size: 1.6rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    .solution-item,
    .symptom-item {
        padding: 1.5rem;
    }

    .conclusion-box {
        padding: 2rem 1rem;
    }
}