:root {
    --primary-color: #2563eb;
    --primary-hover: #1d4ed8;
    --bg-color: #f8fafc;
    --text-color: #1e293b;
    --text-muted: #64748b;
    --card-bg: #ffffff;
    --border-color: #e2e8f0;
}

* { box-sizing: border-box; }

body {
    font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    margin: 0;
    padding: 0;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.7;
}

a { text-decoration: none; color: var(--primary-color); }
a:hover { color: var(--primary-hover); }
ul { list-style: none; padding: 0; margin: 0; }

.container {
    max-width: 960px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Шапка */
header {
    background: var(--card-bg);
    box-shadow: 0 1px 3px rgba(0,0,0,0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
}
.header-inner {
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 70px;
}
.logo {
    font-weight: bold;
    font-size: 1.2rem;
    color: var(--primary-color);
}
nav ul {
    display: flex;
    gap: 20px;
}
nav a {
    font-size: 0.95rem;
    color: var(--text-color);
    transition: color 0.3s;
}
nav a:hover { color: var(--primary-color); }

/* Контент */
main { padding: 40px 0; }

.content-wrapper {
    background: var(--card-bg);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 1px 3px rgba(0,0,0,0.06);
}

h1 { font-size: 1.8rem; margin: 0 0 20px; }
h2 { font-size: 1.4rem; margin: 36px 0 16px; }
h3 { font-size: 1.15rem; margin: 28px 0 12px; }
p { margin: 0 0 16px; }

.lead {
    font-size: 1.1rem;
    color: var(--text-muted);
    margin-bottom: 24px;
}

/* Кнопка */
.btn {
    display: inline-block;
    background: var(--primary-color);
    color: #fff;
    padding: 12px 28px;
    border-radius: 6px;
    font-weight: 600;
    margin: 8px 0 24px;
    transition: background 0.3s;
}
.btn:hover { background: var(--primary-hover); color: #fff; }

/* Карточки зон */
.cards {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin: 24px 0;
}
.card {
    background: #f1f5f9;
    border-radius: 8px;
    padding: 24px;
    text-align: center;
}
.card h3 { margin: 0 0 8px; color: var(--primary-color); }
.card p { font-size: 0.9rem; color: var(--text-muted); margin: 0; }

/* Списки с маркерами */
ul.bullets {
    list-style: disc;
    padding-left: 24px;
    margin-bottom: 16px;
}
ul.bullets li { margin-bottom: 6px; }

/* Шаги */
.steps {
    counter-reset: step;
    margin: 24px 0;
}
.step {
    counter-increment: step;
    padding-left: 48px;
    position: relative;
    margin-bottom: 20px;
}
.step::before {
    content: counter(step);
    position: absolute;
    left: 0;
    top: 0;
    width: 32px;
    height: 32px;
    background: var(--primary-color);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    font-size: 0.9rem;
}
.step h3 { margin: 0 0 4px; font-size: 1rem; }
.step p { margin: 0; font-size: 0.95rem; color: var(--text-muted); }

/* Два варианта */
.dual {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
    margin: 24px 0;
}
.dual-item {
    background: #f1f5f9;
    border-radius: 8px;
    padding: 24px;
}
.dual-item h3 { margin: 0 0 8px; }

/* FAQ */
.faq { margin: 24px 0; }
.faq-item {
    border-bottom: 1px solid var(--border-color);
    padding: 16px 0;
}
.faq-item h3 {
    font-size: 1.05rem;
    margin: 0 0 8px;
    cursor: pointer;
}
.faq-item p { margin: 0; color: var(--text-muted); }

/* Финальный CTA */
.cta-block {
    background: var(--primary-color);
    color: #fff;
    border-radius: 8px;
    padding: 32px;
    text-align: center;
    margin-top: 36px;
}
.cta-block h2 { color: #fff; margin: 0 0 12px; }
.cta-block p { margin: 0 0 20px; opacity: 0.9; }
.cta-block .btn { background: #fff; color: var(--primary-color); }
.cta-block .btn:hover { background: #e2e8f0; }

/* Подвал */
footer {
    background: #111827;
    color: #9ca3af;
    padding: 40px 0;
    text-align: center;
    font-size: 0.9rem;
}

/* Адаптив */
@media (max-width: 768px) {
    .header-inner { flex-direction: column; height: auto; padding: 15px 0; }
    nav ul { flex-wrap: wrap; justify-content: center; margin-top: 15px; }
    .content-wrapper { padding: 24px 20px; }
    .cards, .dual { grid-template-columns: 1fr; }
}