:root {
    --primary-color: #007bff;
    --secondary-color: #f8f9fa;
    --text-color: #333;
    --heading-color: #212529;
    --white-color: #fff;
    --border-color: #dee2e6;
    --success-color: #28a745;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    line-height: 1.6;
    margin: 0;
    padding: 0;
    background-color: var(--white-color);
    color: var(--text-color);
}

/* Чтобы компенсировать высоту "прилипающего" меню */
body {
    padding-top: 70px; 
}

/* Base */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 16px;
}

.site-header {
    background: linear-gradient(135deg, #0f172a, #1e293b);
    color: #fff;
}

/* NAV */
.main-nav {
    border-bottom: 1px solid rgba(255,255,255,.1);
}

.nav-inner {
    display: flex;
    align-items: center;
    gap: 24px;
    height: 64px;
}

.brand {
    font-size: 22px;
    font-weight: 700;
    color: #fff;
    text-decoration: none;
}

.nav-links {
    display: flex;
    gap: 20px;
    list-style: none;
    margin-left: auto;
}

.nav-links a {
    color: #e5e7eb;
    text-decoration: none;
    font-size: 14px;
}

.nav-links a:hover {
    color: #fff;
}

.phone-link {
    margin-left: 24px;
    color: #22c55e;
    font-weight: 600;
    text-decoration: none;
}

/* Mobile nav */
.menu-toggle {
    display: none;
    background: none;
    border: none;
    color: black;
    font-size: 26px;
}

/* HERO */
.hero {
    padding: 72px 0 88px;
}

.hero-inner {
    max-width: 720px;
}

.hero h1 {
    font-size: 40px;
    line-height: 1.2;
    margin-bottom: 16px;
}

.lead {
    font-size: 18px;
    color: #cbd5f5;
    margin-bottom: 32px;
}

.features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 12px;
    margin-bottom: 36px;
}

.feature {
    background: rgba(255,255,255,.08);
    padding: 12px 14px;
    border-radius: 10px;
    font-size: 14px;
}

/* Buttons */
.hero-actions {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.btn-primary {
    background: #22c55e;
    color: #062e16;
    padding: 14px 26px;
    border-radius: 999px;
    font-weight: 600;
    text-decoration: none;
}

.btn-outline {
    border: 1px solid rgba(255,255,255,.3);
    color: #fff;
    padding: 14px 26px;
    border-radius: 999px;
    text-decoration: none;
}

/* Responsive */
@media (max-width: 900px) {
    .menu-toggle {
        display: block;
        margin-left: auto;
    }

    .nav-links {
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        background: #0f172a;
        flex-direction: column;
        padding: 16px;
        display: none;
    }

    .nav-links.active {
        display: flex;
    }

    .phone-link {
        display: none;
    }
}
header, footer, section {
    padding: 40px 20px;
}

header {
    background-color: var(--secondary-color);
    text-align: center;
    border-bottom: 1px solid var(--border-color);
}

h1, h2, h3 {
    color: var(--heading-color);
    margin-bottom: 20px;
}

h1 {
    font-size: 1.8rem;
}

h2 {
    font-size: 2rem;
    text-align: center;
    margin-bottom: 40px;
}

.lead {
    font-size: 1.2rem;
    color: #6c757d;
    max-width: 700px;
    margin: 0 auto 30px;
}

.features {
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
    gap: 20px;
    margin: 40px 0;
}

.feature-item {
    flex-basis: 200px;
    text-align: center;
    padding: 20px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background: var(--white-color);
}

.feature-item span {
    font-size: 2rem;
    display: block;
    margin-bottom: 10px;
}

.btn {
    display: inline-block;
    padding: 12px 25px;
    background-color: var(--primary-color);
    color: var(--white-color);
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: background-color 0.3s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn:hover {
    background-color: #0056b3;
}

.btn-success {
    background-color: var(--success-color);
}
.btn-success:hover {
    background-color: #218838;
}

.phone-contact {
    font-size: 1.2rem;
    font-weight: bold;
    margin-top: 20px;
}

.phone-contact a {
    color: var(--heading-color);
    text-decoration: none;
}

.menu-toggle {
    display: none; /* Скрыт по умолчанию */
    background: none;
    border: none;
    font-size: 2rem;
    cursor: pointer;
}

/* Стили для навигации */
.main-nav {
    background-color: var(--white-color);
    border-bottom: 1px solid var(--border-color);
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
}

.main-nav .container {
    display: flex;
    justify-content: space-between;
    position: relative;
    align-items: center;
    height: 100%;
}

.main-nav .brand {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--heading-color);
    text-decoration: none;
}

.main-nav .nav-links {
    display: flex;
    gap: 20px;
    list-style: none;
    margin: 0;
    padding: 0;
}

.main-nav .nav-links a {
    text-decoration: none;
    color: var(--text-color);
    font-weight: 500;
    transition: color 0.3s;
}

.main-nav .nav-links a:hover {
    color: var(--primary-color);
}

/* Адаптивность для меню */
@media (max-width: 992px) {
    .menu-toggle {
        display: block; /* Показываем бургер */
    }

    .main-nav .nav-links {
        display: none; /* Скрываем ссылки */
        flex-direction: column;
        position: absolute;
        top: 70px;
        left: 0;
        width: 100%;
        background-color: var(--white-color);
        border-top: 1px solid var(--border-color);
        padding: 10px 0;
    }

    .main-nav .nav-links.active {
        display: flex; /* Показываем по клику */
    }

    .main-nav .nav-links li {
        text-align: center;
        padding: 10px 0;
    }
    .main-nav .phone-contact { display: none; } /* Скрываем телефон в навбаре */
}

/* Стили для карточек услуг */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.service-card {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 25px;
    text-align: center;
    background: var(--white-color);
    transition: box-shadow 0.3s, transform 0.3s;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.service-card:hover {
    box-shadow: 0 4px 15px rgba(0,0,0,0.1);
    transform: translateY(-5px);
}

.service-card .icon {
    font-size: 3rem;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.service-card h3 {
    font-size: 1.4rem;
    margin-bottom: 10px;
}

.service-card p {
    color: #6c757d;
    flex-grow: 1;
    margin-bottom: 20px;
}

.how-it-works {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.step {
    display: flex;
    align-items: center;
    gap: 20px;
}

.step-number {
    background-color: var(--primary-color);
    color: var(--white-color);
    min-width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: bold;
}

.reviews-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 20px;
}

.review-card {
    background-color: var(--secondary-color);
    padding: 20px;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
}

.review-card .author {
    font-weight: bold;
    margin-bottom: 5px;
}

.review-card .date {
    font-size: 0.9rem;
    color: #6c757d;
    margin-bottom: 10px;
}

#contact-form-section {
    background-color: var(--secondary-color);
}

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

.form-group label {
    display: block;
    margin-bottom: 5px;
}

.form-group input, .form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    box-sizing: border-box;
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

.privacy-policy {
    font-size: 0.9rem;
    color: #6c757d;
    display: flex;
    flex-direction: row;
    justify-content: start;
}

.privacy-policy input{
    width: 20px;
}

footer {
    text-align: center;
    color: #6c757d;
    border-top: 1px solid var(--border-color);
}

 .modal {
     display: none;
     position: fixed;
     inset: 0;
     background: rgba(0,0,0,0.5);
     justify-content: center;
     align-items: center;
     z-index: 9999;
 }

.modal.active {
    display: flex;
}

.modal-content {
    background: #fff;
    padding: 20px;
    border-radius: 10px;
    text-align: center;
}

.ask-question__error-label {
    bottom: -1.25rem;
    font-size: 0.75rem;
    color: red;
    height: 1.3125rem;
}