/* Общие настройки и сброс стилей */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: Arial, sans-serif;
    background-color: #0b0f19;
    color: #ffffff;
    line-height: 1.6;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.container-narrow {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Главный экран (Hero) */
.hero {
    padding: 100px 0 80px;
    text-align: center;
    background: radial-gradient(circle at center, rgba(30, 41, 59, 0.5) 0%, rgba(11, 15, 25, 1) 100%);
}

.hero h1 {
    font-size: 2.5rem;
    line-height: 1.3;
    margin-bottom: 25px;
    letter-spacing: 0.5px;
}

.hero-subtitle {
    font-size: 1.15rem;
    opacity: 0.85;
    max-width: 900px;
    margin: 0 auto 40px;
}

/* Кнопки */
.btn {
    display: inline-block;
    padding: 15px 35px;
    background-color: #ffffff;
    color: #0b0f19;
    text-decoration: none;
    font-weight: 600;
    border-radius: 4px;
    transition: background-color 0.2s ease, transform 0.2s ease;
}

.btn:hover {
    background-color: #e2e8f0;
}

.btn-light {
    background-color: #ffffff;
    color: #0b0f19;
}

.btn-light:hover {
    background-color: #e2e8f0;
}

/* Сетка симптомов */
.symptoms {
    padding: 60px 0;
}

.grid-3 {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.card {
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.05);
    padding: 30px;
    border-radius: 6px;
}

.card-icon {
    font-size: 2rem;
    margin-bottom: 15px;
}

.card h3 {
    font-size: 1.25rem;
    margin-bottom: 12px;
}

.card p {
    font-size: 0.95rem;
    opacity: 0.8;
}

/* Блок философии */
.philosophy {
    padding: 80px 0;
    background: rgba(255, 255, 255, 0.01);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.philosophy h2 {
    font-size: 2rem;
    margin-bottom: 30px;
    text-align: center;
}

.philosophy p {
    font-size: 1.1rem;
    margin-bottom: 20px;
    opacity: 0.9;
}

/* Блок: Пять шагов */
.steps-section {
    padding: 80px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.section-title-center {
    text-align: center;
    font-size: 2rem;
    margin-bottom: 10px;
}

.section-subtitle {
    text-align: center;
    font-style: italic;
    opacity: 0.7;
    margin-bottom: 50px;
    font-size: 1.1rem;
}

.step-card {
    margin-bottom: 25px;
    background: rgba(255, 255, 255, 0.02);
    padding: 25px;
    border-radius: 6px;
    border-left: 4px solid rgba(255, 255, 255, 0.2);
}

.step-card h3 {
    margin-top: 0;
    margin-bottom: 12px;
    font-size: 1.25rem;
}

.step-card p {
    opacity: 0.85;
    margin-bottom: 0;
}

.step-card-final {
    border-left: 4px solid #ffffff;
}

/* Блок: Кто ведет программу */
.about-section {
    padding: 80px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.about-section h2 {
    font-size: 2rem;
    margin-bottom: 30px;
}

.about-content p {
    margin-bottom: 20px;
    font-size: 1.05rem;
    opacity: 0.9;
}

/* Блок: Отзывы */
.reviews-section {
    padding: 80px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.reviews-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

@media (max-width: 768px) {
    .reviews-grid {
        grid-template-columns: 1fr;
    }
}

.review-item {
    background: rgba(255, 255, 255, 0.02);
    padding: 30px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.review-item p {
    font-style: italic;
    opacity: 0.85;
    margin-bottom: 20px;
}

.review-item h4 {
    font-size: 1.1rem;
    margin-bottom: 2px;
}

.review-item small {
    opacity: 0.5;
    font-size: 0.85rem;
}

/* Блок: Форматы работы */
.formats-section {
    padding: 80px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.formats-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 30px;
}

@media (max-width: 768px) {
    .formats-grid {
        grid-template-columns: 1fr;
    }
}

.format-card {
    background: rgba(255, 255, 255, 0.01);
    padding: 35px;
    border-radius: 8px;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.format-card h3 {
    font-size: 1.4rem;
    margin-bottom: 15px;
}

.format-target {
    font-size: 0.95rem;
    opacity: 0.7;
    margin-bottom: 20px;
}

.format-text {
    opacity: 0.85;
    margin-bottom: 25px;
}

.format-result {
    margin-bottom: 0;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    font-size: 0.95rem;
    opacity: 0.9;
}

/* Финальный призыв к действию (CTA) */
.cta-section {
    padding: 80px 0;
    text-align: center;
    background: linear-gradient(to bottom, #0b0f19 0%, #0d1321 100%);
}

.cta-section h2 {
    font-size: 2rem;
    margin-bottom: 15px;
}

.landing-form {
    max-width: 450px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 20px;
}

/* Стилизация всех полей ввода, включая textarea */
.form-group input, 
.form-group textarea {
    width: 100%;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    color: #ffffff;
    font-size: 1rem;
    outline: none;
    font-family: inherit;
    transition: border-color 0.2s ease;
}

.form-group textarea {
    resize: vertical; /* Разрешаем растягивать только по вертикали */
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: rgba(255, 255, 255, 0.4);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.4);
}

/* Подвал (Footer) */
.footer {
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    opacity: 0.5;
    font-size: 0.9rem;
}