/* Бизнес картичка – светло, професионално */
:root {
    --bg: #f6f7f4;
    --card: #ffffff;
    --border: #e3e5dd;
    --text: #1a2b1f;
    --muted: #5f6b62;
    --green: #15803d;
    --green2: #16a34a;
    --grad: linear-gradient(135deg, #15803d, #22c55e);
}
* { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body { background: var(--bg); color: var(--text); font-family: "Segoe UI", system-ui, sans-serif; line-height: 1.6; }
a { color: inherit; text-decoration: none; }

.nav { display: flex; justify-content: space-between; align-items: center; padding: 16px 6vw; background: #fff; border-bottom: 1px solid var(--border); position: sticky; top: 0; }
.brand { font-weight: 800; font-size: 1.15em; }
.nav nav { display: flex; gap: 24px; align-items: center; font-size: .92em; }
.nav nav a:not(.btn) { color: var(--muted); transition: .2s; }
.nav nav a:not(.btn):hover { color: var(--green); }
.btn { padding: 10px 20px; border-radius: 10px; border: 1px solid var(--border); background: #fff; color: var(--text); font-weight: 600; font-size: .92em; transition: .2s; }
.btn:hover { border-color: var(--green); color: var(--green); }
.btn.primary { background: var(--grad); border: none; color: #fff; box-shadow: 0 6px 18px rgba(22,163,74,.35); }
.btn.primary:hover { filter: brightness(1.08); color: #fff; }

.hero { text-align: center; padding: 90px 20px 70px; }
.kicker { text-transform: uppercase; letter-spacing: .18em; font-size: .74em; color: var(--green); font-weight: 700; }
.hero h1 { font-size: clamp(2.2rem, 5.5vw, 3.4rem); margin: 14px 0 16px; letter-spacing: -.03em; }
.hero h1 span { background: var(--grad); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; }
.hero p { color: var(--muted); max-width: 540px; margin: 0 auto 28px; }
.cta-row { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; }

.section { max-width: 1000px; margin: 0 auto; padding: 70px 6vw; }
.section.alt { background: #fff; border-block: 1px solid var(--border); max-width: none; padding-left: 6vw; padding-right: 6vw; }
.section.alt > * { max-width: 1000px; margin-left: auto; margin-right: auto; }
.section h2 { font-size: 1.8em; text-align: center; margin-bottom: 34px; letter-spacing: -.02em; }

.grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 18px; }
.card { background: var(--card); border: 1px solid var(--border); border-radius: 16px; padding: 24px; text-align: center; transition: .25s; }
.card:hover { transform: translateY(-4px); box-shadow: 0 14px 30px rgba(21,128,61,.1); }
.card > :first-child { font-size: 2.4em; display: block; margin-bottom: 10px; }
.card h3 { font-size: 1.05em; margin-bottom: 6px; }
.card p { color: var(--muted); font-size: .9em; }

.reasons { list-style: none; max-width: 520px; margin: 0 auto; }
.reasons li { padding: 10px 0; border-bottom: 1px solid var(--border); color: var(--muted); }
.reasons li:last-child { border-bottom: none; }
.reasons b { color: var(--text); }

.muted { color: var(--muted); text-align: center; margin-bottom: 22px; }
.muted.small { margin-top: 18px; font-size: .85em; }
.form { max-width: 460px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }
.form input, .form textarea { padding: 13px 15px; border-radius: 10px; border: 1px solid var(--border); font-size: .95em; font-family: inherit; background: #fff; }
.form input:focus, .form textarea:focus { outline: 2px solid rgba(34,197,94,.4); }
.form button { cursor: pointer; }

footer { text-align: center; padding: 26px; color: var(--muted); font-size: .88em; border-top: 1px solid var(--border); }

@media (max-width: 600px) {
    .nav { flex-direction: column; gap: 10px; padding: 14px 16px; }
    .hero { padding: 60px 16px 46px; }
    .section { padding: 50px 18px; }
}