:root{
  --primary:#0A4EC2;
  --primary-600:#0845AD;
  --bg:#ffffff;
  --text:#0f172a;
  --muted:#637083;
  --card:#f6f8fb;
  --ring:#dbe7ff;
  --shadow:0 10px 30px rgba(10,78,194,.12);
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:Inter,system-ui,-apple-system,Segoe UI,Roboto,Ubuntu,'Helvetica Neue',Arial,sans-serif;color:var(--text);background:var(--bg);line-height:1.45}
a{color:var(--primary);text-decoration:none}
.container{max-width:1100px;margin:0 auto;padding:0 16px}
.site-header{position:sticky;top:0;background:#fff;border-bottom:1px solid #eef2f7;z-index:50}
.header-inner{display:flex;align-items:center;gap:16px;padding:12px 0}
.brand{font-weight:800;letter-spacing:.5px;color:var(--text);display:flex;align-items:center;gap:8px;font-size:clamp(16px, 2.6vw, 18px)}
.brand-mark{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:8px;background:var(--primary);color:#fff}
.nav{display:flex;gap:18px;flex:1}
.nav a{color:var(--text);opacity:.8}
.header-cta{display:flex;align-items:center;gap:10px;margin-left:auto}
.phone-link{display:none}
.menu-btn{display:none;background:transparent;border:0;font-size:26px;line-height:1;padding:6px 8px;border-radius:10px}

.btn{display:inline-block;padding:12px 16px;border-radius:12px;border:1px solid transparent;box-shadow:var(--shadow);font-size:clamp(14px, 2.8vw, 16px)}
.btn.primary{background:var(--primary);color:#fff}
.btn.primary:hover{background:var(--primary-600)}
.btn.outline{border-color:var(--ring);background:#fff}
.btn.ghost{background:#fff;border-color:#e8edf6}
.btn.small{padding:8px 12px;border-radius:10px}

.badge{display:inline-block;padding:4px 10px;border-radius:999px;background:var(--card);border:1px solid var(--ring);font-size:12px;margin-bottom:8px}
.muted{color:var(--muted)}
.small{font-size:12px}
.center{text-align:center}

.hero{background:linear-gradient(180deg,#f7faff, #ffffff)}
.hero-inner{display:grid;grid-template-columns:1.1fr .9fr;gap:20px;align-items:center;padding:28px 0 18px}
.hero h1{font-size:clamp(26px, 6vw, 46px);line-height:1.1;margin:0 0 8px}
.hero p{font-size:clamp(14px, 3.4vw, 18px);margin:0 0 16px;color:#364254}
.cta-group{display:flex;gap:10px;margin-bottom:12px;flex-wrap:wrap}
.benefits{padding:0;margin:0;list-style:none;display:flex;gap:12px;color:var(--muted);flex-wrap:wrap}
.hero-art img{max-width:100%;height:auto;display:block}

.cards{padding:28px 0}
.cards-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.grid{display:grid;gap:16px}
.card{background:var(--card);padding:18px;border-radius:16px;border:1px solid var(--ring);transition:.2s transform}
.card:hover{transform:translateY(-2px)}
.card .icon{width:32px;height:32px}

.page{padding:28px 0}
.table-wrap{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid #eaeef5;border-radius:12px}
.table{width:100%;border-collapse:collapse}
.table th,.table td{padding:12px;border-bottom:1px solid #eef2f7;text-align:left;white-space:nowrap}
.table thead th{background:#f7f9fe}

.steps{margin:10px 0 24px}
.lead{display:grid;gap:12px;background:var(--card);border:1px solid var(--ring);padding:18px;border-radius:16px;max-width:560px}
.lead input,.lead textarea,.lead select{width:100%;padding:12px;border:1px solid #dbe1ec;border-radius:10px;font:inherit}

.contacts{display:grid;grid-template-columns:1fr 1fr;gap:16px}

.site-footer{background:#0b1020;color:#eaf1ff;margin-top:32px}
.site-footer a{color:#eaf1ff}
.site-footer .brand--footer{color:#fff}
.site-footer .container{padding:22px 16px}
.site-footer .grid{grid-template-columns:2fr 1fr 1fr}
.site-footer .plain{list-style:none;margin:0;padding:0;line-height:1.9}
.footer-bottom{margin-top:14px;border-top:1px solid #1e253a;padding-top:10px;color:#98a2b3}

/* Tier badge */
.tier-badge{margin:8px auto 4px;display:block;text-align:center;background:linear-gradient(90deg,#0A4EC2,#61A0FF);color:#fff;border-radius:14px;padding:10px 14px;font-weight:700;letter-spacing:.2px;font-size:clamp(18px,5vw,28px);box-shadow:var(--shadow);max-width:560px}

/* Tariff slider */
.tariff-picker{max-width:820px;margin:16px auto;background:#fff;border:1px solid #e8edf6;border-radius:16px;box-shadow:var(--shadow);padding:16px}
.tariff-info{text-align:center;margin-bottom:10px}
.tariff-info .price{font-size:clamp(18px, 4vw, 22px)}
.range-wrap{padding:6px 4px 0;overflow-x:auto}
#planRange{width:100%;min-width:280px;appearance:none;height:8px;border-radius:6px;background:linear-gradient(90deg, #0A4EC2 0%, #61A0FF 100%);outline:none;margin:14px 0;touch-action:none}
#planRange::-webkit-slider-thumb{appearance:none;width:28px;height:28px;border-radius:50%;background:#fff;border:2px solid #0A4EC2;box-shadow:0 2px 6px rgba(0,0,0,.15)}
#planRange::-moz-range-thumb{width:28px;height:28px;border-radius:50%;background:#fff;border:2px solid #0A4EC2}
.range-labels{display:grid;grid-template-columns:repeat(var(--ticks), minmax(28px,1fr));gap:4px;font-size:12px;color:#667085;min-width:280px}
.range-labels span{display:inline-block;text-align:center;padding:4px 0;border-radius:6px;user-select:none}
.range-labels span.active{background:#e6efff;color:#0A4EC2;font-weight:600}
.tariff-cta{text-align:center;margin-top:8px}

/* Mobile adjustments */
@media (max-width: 920px){
  .nav{display:none;position:absolute;top:60px;right:12px;left:12px;background:#fff;border:1px solid #eef2f7;border-radius:12px;box-shadow:var(--shadow);padding:10px;flex-direction:column;gap:10px}
  .nav.open{display:flex}
  .menu-btn{display:inline-block}
  .hero-inner{grid-template-columns:1fr}
  .cards-grid{grid-template-columns:1fr}
  .contacts{grid-template-columns:1fr}
  .site-footer .grid{grid-template-columns:1fr}
  .phone-link{display:none}
}

@media (min-width: 920px){
  .phone-link{display:inline-block}
}