:root {
    --background: #041a04;
    --card: rgba(12, 40, 12, 0.92);
    --primary: #34c759;
    --primary-dark: #2ea14d;
    --text: #f8fff8;
    --text-muted: rgba(248, 255, 248, 0.75);
    --border: rgba(255, 255, 255, 0.12);
    --shadow: 0 20px 50px rgba(0, 0, 0, 0.45);
}

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

body {
    font-family: 'Segoe UI', Roboto, -apple-system, BlinkMacSystemFont, sans-serif;
    background: radial-gradient(circle at top, #0e3b0e 0%, #041a04 50%, #020d02 100%);
    color: var(--text);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

a { text-decoration: none; color: inherit; }

.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 11px 18px;
    border-radius: 12px;
    font-weight: 600;
    font-size: 0.95rem;
    border: none;
    cursor: pointer;
    transition: transform 0.2s ease, filter 0.2s ease;
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.25);
}

.btn-home {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: #fff;
}

.btn-buy {
    background: #44e55f;
    color: #fff;
}

.btn:hover { transform: translateY(-1px); filter: brightness(1.05); }

main {
    flex: 1;
    max-width: 1080px;
    margin: 0 auto;
    padding: 120px 20px 48px;
    width: 100%;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
    color: var(--text-muted);
    margin-bottom: 24px;
}

.breadcrumb svg { width: 18px; height: 18px; }

.breadcrumb a { display: inline-flex; align-items: center; gap: 6px; color: var(--text-muted); }
.breadcrumb a:hover { color: var(--text); }

.section-header {
    text-align: center;
    margin-bottom: 36px;
}

.section-header h1 { font-size: clamp(2.1rem, 4vw, 2.8rem); margin-bottom: 12px; }
.section-header p { color: var(--text-muted); font-size: clamp(0.95rem, 2.3vw, 1.1rem); }

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 22px;
}

.card {
    background: var(--card);
    border-radius: 24px;
    border: 1px solid var(--border);
    box-shadow: var(--shadow);
    padding: 30px 26px;
    display: flex;
    flex-direction: column;
    gap: 22px;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.card:hover { transform: translateY(-6px); box-shadow: 0 30px 70px rgba(0,0,0,0.55); }

.card-icon {
    width: 70px;
    height: 70px;
    border-radius: 20px;
    display: grid;
    place-items: center;
    margin: 0 auto;
}

.card-icon svg { width: 36px; height: 36px; }

.card h2 { text-align: center; font-size: 1.5rem; }
.card p { text-align: center; color: var(--text-muted); }

.card button {
    width: 100%;
    border-radius: 12px;
    border: none;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 12px 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    cursor: pointer;
    transition: transform 0.2s ease, filter 0.2s ease;
}

.card button svg { width: 20px; height: 20px; }

.card button:hover { transform: translateY(-1px); filter: brightness(1.05); }

.advantages {
    list-style: none;
    color: var(--text-muted);
    font-size: 0.9rem;
    display: grid;
    gap: 8px;
}

footer {
    text-align: center;
    padding: 28px 16px 40px;
    color: var(--text-muted);
}

@media (max-width: 640px) {
    .header-content { padding: 14px 16px; }
    .btn span { display: none; }
    main { padding: 100px 16px 36px; }
}