/* ОтПроффи — основные стили */
*{box-sizing:border-box;margin:0;padding:0}
:root{
  --c1:#0a5faa;--c2:#0ea5e9;--c3:#00c9a7;--brand:#2aa39a;
  --dark:#0b1f3a;--bg:#f4f8fc;--txt:#1f2937;--muted:#64748b;--white:#fff;
  --radius:14px;--shadow:0 8px 28px rgba(11,31,58,.08);
}
html{scroll-behavior:smooth}
body{font-family:'Segoe UI','Inter',-apple-system,BlinkMacSystemFont,Roboto,sans-serif;color:var(--txt);background:var(--white);line-height:1.55;font-size:16px;margin:0}
img{max-width:100%;display:block}
a{color:inherit;text-decoration:none}
.container{max-width:1200px;margin:0 auto;padding:0 20px}
h1,h2,h3,h4{color:var(--dark);line-height:1.2}
h1{font-size:clamp(28px,4vw,46px);font-weight:800}
h2{font-size:clamp(24px,3vw,36px);font-weight:800;margin-bottom:14px}
h3{font-size:20px;font-weight:700;margin-bottom:10px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;background:var(--c3);color:#fff;border:none;border-radius:10px;padding:14px 28px;font-weight:700;cursor:pointer;font-size:16px;transition:.25s;box-shadow:0 6px 18px rgba(0,201,167,.35);font-family:inherit;text-decoration:none}
.btn:hover{background:#00a88a;transform:translateY(-2px);color:#fff}
.btn-outline{background:transparent;border:2px solid #fff;box-shadow:none}
.btn-blue{background:var(--c1);box-shadow:0 6px 18px rgba(10,95,170,.35)}
.btn-blue:hover{background:#084a86}
.section{padding:70px 0}
.section-sub{color:var(--muted);margin-bottom:36px;max-width:700px;font-size:17px}

.topbar{background:var(--dark);color:#d5e3f1;font-size:14px;padding:8px 0}
.topbar .row{display:flex;justify-content:space-between;flex-wrap:wrap;gap:10px}
.topbar a:hover{color:var(--c3)}

.site-header{background:#fff;box-shadow:0 2px 10px rgba(0,0,0,.06);position:sticky;top:0;z-index:100}
.site-header .row{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:20px}
.logo{display:flex;align-items:center;gap:12px}
.logo img{height:48px;width:auto;display:block}
.logo-sub{font-weight:700;font-size:11px;color:var(--muted);letter-spacing:.5px;text-transform:uppercase;line-height:1.2;border-left:2px solid #e2e8f0;padding-left:12px}
.custom-logo{max-height:60px;width:auto}
.nav{display:flex;gap:26px}
.nav a,.nav-list a{font-weight:600;font-size:15px;color:var(--dark);transition:.2s;text-decoration:none}
.nav a:hover,.nav-list a:hover{color:var(--c2)}
.nav-list{list-style:none;display:flex;gap:26px;margin:0;padding:0}
.header-phone{font-weight:800;color:var(--c1);font-size:17px;white-space:nowrap}
.header-phone small{display:block;font-size:11px;color:var(--muted);font-weight:500}
.header-phone a{color:var(--c1)}
.burger{display:none;background:none;border:none;font-size:28px;cursor:pointer;color:var(--dark)}

.hero{background:linear-gradient(135deg,#0a5faa 0%,#0ea5e9 100%);color:#fff;position:relative;overflow:hidden;padding:80px 0}
.hero::before{content:"";position:absolute;inset:0;background:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 200 200'><circle cx='100' cy='100' r='80' fill='none' stroke='white' stroke-width='1' opacity='.08'/><circle cx='100' cy='100' r='50' fill='none' stroke='white' stroke-width='1' opacity='.08'/></svg>");background-size:400px}
.hero .grid{display:grid;grid-template-columns:1.2fr 1fr;gap:50px;align-items:center;position:relative}
.hero h1{color:#fff;margin-bottom:20px}
.hero p.lead{font-size:19px;opacity:.95;margin-bottom:30px;max-width:560px}
.hero-badges{display:flex;flex-wrap:wrap;gap:12px;margin-bottom:34px}
.badge{background:rgba(255,255,255,.15);backdrop-filter:blur(6px);border:1px solid rgba(255,255,255,.25);border-radius:30px;padding:8px 16px;font-size:14px;font-weight:600}
.hero-ctas{display:flex;gap:14px;flex-wrap:wrap}
.hero-card{background:#fff;color:var(--txt);border-radius:18px;padding:28px;box-shadow:0 25px 60px rgba(0,0,0,.22)}
.hero-card h3{color:var(--dark);font-size:22px;margin-bottom:6px}
.hero-card .sub{color:var(--muted);font-size:14px;margin-bottom:20px}
.hero-card .field{margin-bottom:14px}
.hero-card label{display:block;font-size:13px;font-weight:600;margin-bottom:6px;color:var(--dark)}
.hero-card input,.hero-card select{width:100%;padding:12px 14px;border:1.5px solid #e2e8f0;border-radius:10px;font-size:15px;font-family:inherit;outline:none;transition:.2s}
.hero-card input:focus{border-color:var(--c2)}
.hero-card .btn{width:100%;margin-top:6px}
.hero-card .pp{font-size:11px;color:var(--muted);text-align:center;margin-top:10px}

.adv-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}
.adv{background:var(--bg);border-radius:var(--radius);padding:28px;text-align:center;border-top:4px solid var(--c2);transition:.3s}
.adv:hover{transform:translateY(-6px);box-shadow:var(--shadow)}
.adv-icon{width:60px;height:60px;background:linear-gradient(135deg,var(--c1),var(--c2));border-radius:14px;display:flex;align-items:center;justify-content:center;margin:0 auto 16px;color:#fff;font-size:26px}
.adv h3{font-size:17px;margin-bottom:8px}
.adv p{color:var(--muted);font-size:14px}

.services{background:var(--bg)}
.srv-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:26px;margin-top:10px}
.srv{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);transition:.3s}
.srv:hover{transform:translateY(-6px)}
.srv-img{height:170px;background:linear-gradient(135deg,#0a5faa,#0ea5e9);display:flex;align-items:center;justify-content:center;color:#fff;font-size:48px;position:relative}
.srv-body{padding:24px}
.srv h3{margin-bottom:10px;font-size:19px}
.srv p{color:var(--muted);font-size:14px;margin-bottom:16px;min-height:60px}
.srv .price{font-size:22px;font-weight:800;color:var(--c1);margin-bottom:14px}
.srv .price small{font-size:12px;color:var(--muted);font-weight:500}
.srv .btn{width:100%;font-size:14px;padding:12px}

.calc{background:linear-gradient(135deg,var(--dark),#0a5faa);color:#fff;padding:80px 0}
.calc h2{color:#fff}
.calc .section-sub{color:#cbd5e1}
.calc-wrap{display:grid;grid-template-columns:1.2fr 1fr;gap:40px;align-items:start;background:rgba(255,255,255,.05);backdrop-filter:blur(8px);border:1px solid rgba(255,255,255,.12);border-radius:18px;padding:36px}
.calc-fields .field{margin-bottom:22px}
.calc-fields label{display:block;font-weight:600;margin-bottom:10px;font-size:15px}
.calc-fields .opts{display:grid;grid-template-columns:1fr 1fr;gap:10px}
.calc-fields .opt{background:rgba(255,255,255,.08);border:1.5px solid rgba(255,255,255,.15);padding:12px 14px;border-radius:10px;cursor:pointer;font-size:14px;transition:.2s;text-align:center;font-weight:500;color:#fff}
.calc-fields .opt:hover{background:rgba(255,255,255,.15)}
.calc-fields .opt.active{background:var(--c3);border-color:var(--c3);color:#fff;font-weight:700}
.calc-fields .range{width:100%;-webkit-appearance:none;height:6px;background:rgba(255,255,255,.2);border-radius:4px;outline:none}
.calc-fields .range::-webkit-slider-thumb{-webkit-appearance:none;width:22px;height:22px;background:var(--c3);border-radius:50%;cursor:pointer;box-shadow:0 2px 8px rgba(0,0,0,.3)}
.calc-fields .range-val{display:inline-block;background:var(--c3);padding:2px 12px;border-radius:20px;font-weight:700;margin-left:6px;color:#fff}
.calc-result{background:#fff;color:var(--txt);border-radius:14px;padding:28px;position:sticky;top:90px}
.calc-result h3{color:var(--dark);font-size:18px;margin-bottom:16px}
.calc-result .line{display:flex;justify-content:space-between;padding:10px 0;border-bottom:1px dashed #e2e8f0;font-size:14px}
.calc-result .line span:first-child{color:var(--muted)}
.calc-result .line span:last-child{font-weight:600}
.calc-result .total{display:flex;justify-content:space-between;align-items:center;background:var(--bg);padding:16px;border-radius:10px;margin-top:14px}
.calc-result .total b{font-size:12px;color:var(--muted);display:block;font-weight:600;text-transform:uppercase;letter-spacing:.5px}
.calc-result .total .sum{font-size:28px;font-weight:800;color:var(--c1)}
.calc-result .field{margin-top:10px}
.calc-result input{width:100%;padding:11px 13px;border:1.5px solid #e2e8f0;border-radius:10px;font-size:14px;font-family:inherit;outline:none}
.calc-result .btn{width:100%;margin-top:12px}
.calc-result .disclaimer{font-size:11px;color:var(--muted);text-align:center;margin-top:10px;line-height:1.4}

.steps{counter-reset:step}
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:26px;margin-top:20px}
.step{background:var(--bg);border-radius:var(--radius);padding:28px 24px;position:relative;counter-increment:step}
.step::before{content:counter(step,decimal-leading-zero);position:absolute;top:-16px;left:24px;background:var(--c3);color:#fff;width:42px;height:42px;border-radius:10px;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;box-shadow:0 6px 14px rgba(0,201,167,.4)}
.step h3{margin-top:18px;font-size:17px;margin-bottom:8px}
.step p{color:var(--muted);font-size:14px}

.pricing{background:var(--bg)}
.pricing-table{background:#fff;border-radius:var(--radius);overflow:hidden;box-shadow:var(--shadow);margin-top:10px}
.pricing-table table{width:100%;border-collapse:collapse}
.pricing-table th,.pricing-table td{padding:16px 20px;text-align:left;border-bottom:1px solid #edf2f7;font-size:15px}
.pricing-table th{background:var(--dark);color:#fff;font-weight:700;font-size:14px;text-transform:uppercase;letter-spacing:.5px}
.pricing-table tbody tr:hover{background:#f8fafc}
.pricing-table td:last-child{font-weight:800;color:var(--c1);white-space:nowrap}

.rev-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;margin-top:10px}
.rev{background:#fff;border:1px solid #e2e8f0;border-radius:var(--radius);padding:26px;box-shadow:0 2px 10px rgba(0,0,0,.03)}
.rev .stars{color:var(--c3);margin-bottom:12px;font-size:16px;letter-spacing:2px}
.rev p{color:var(--txt);font-size:14px;font-style:italic;margin-bottom:16px;line-height:1.6}
.rev .name{font-weight:700;color:var(--dark);font-size:14px}
.rev .loc{color:var(--muted);font-size:12px}

.faq-section{background:var(--bg)}
.faq-list{max-width:860px;margin:10px auto 0}
.faq-item{background:#fff;border-radius:12px;margin-bottom:12px;overflow:hidden;border:1px solid #e2e8f0}
.faq-q{padding:18px 24px;font-weight:700;cursor:pointer;display:flex;justify-content:space-between;align-items:center;color:var(--dark);font-size:16px}
.faq-q::after{content:"+";font-size:24px;color:var(--c2);font-weight:300;transition:.3s}
.faq-item.open .faq-q::after{transform:rotate(45deg)}
.faq-a{padding:0 24px;max-height:0;overflow:hidden;transition:.3s;color:var(--muted);font-size:15px}
.faq-item.open .faq-a{padding:0 24px 20px;max-height:400px}

.cta-band{background:linear-gradient(135deg,var(--c3),#0a5faa);color:#fff;text-align:center;padding:60px 0}
.cta-band h2{color:#fff;margin-bottom:12px}
.cta-band p{font-size:18px;margin-bottom:24px;opacity:.95}
.cta-band .btn-outline{background:#fff;color:var(--dark);border:none;font-weight:800}

.cont-grid{display:grid;grid-template-columns:1fr 1fr;gap:40px;margin-top:10px}
.cont-info{background:var(--bg);padding:36px;border-radius:var(--radius)}
.cont-info h3{margin-bottom:22px}
.cont-row{display:flex;align-items:flex-start;gap:14px;margin-bottom:20px}
.cont-ico{width:46px;height:46px;background:var(--c1);color:#fff;border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:20px;flex-shrink:0}
.cont-row b{display:block;font-size:13px;color:var(--muted);font-weight:600;margin-bottom:4px;text-transform:uppercase;letter-spacing:.4px}
.cont-row a,.cont-row div>span{color:var(--dark);font-weight:700;font-size:16px;display:block}
.cont-row a:hover{color:var(--c2)}
.cont-form{background:#fff;border:1px solid #e2e8f0;border-radius:var(--radius);padding:36px;box-shadow:var(--shadow)}
.cont-form h3{margin-bottom:6px}
.cont-form .sub{color:var(--muted);font-size:14px;margin-bottom:22px}
.cont-form .field{margin-bottom:14px}
.cont-form input,.cont-form textarea{width:100%;padding:13px 15px;border:1.5px solid #e2e8f0;border-radius:10px;font-size:15px;font-family:inherit;outline:none;transition:.2s}
.cont-form input:focus,.cont-form textarea:focus{border-color:var(--c2)}
.cont-form textarea{resize:vertical;min-height:100px}
.cont-form .btn{width:100%}

.form-msg{margin-top:12px;font-size:14px;text-align:center}
.form-msg.success{color:#10b981;font-weight:700}
.form-msg.error{color:#dc2626;font-weight:700}

.site-footer{background:var(--dark);color:#9fb4cd;padding:60px 0 20px}
.foot-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:40px;margin-bottom:40px}
.site-footer h4{color:#fff;font-size:15px;margin-bottom:18px;text-transform:uppercase;letter-spacing:.5px}
.site-footer ul{list-style:none}
.site-footer li{margin-bottom:10px;font-size:14px}
.site-footer a:hover{color:var(--c3)}
.foot-about p{font-size:14px;line-height:1.6;margin-bottom:14px}
.foot-req{font-size:12px;line-height:1.7;background:rgba(255,255,255,.05);padding:14px;border-radius:10px;margin-top:14px}
.foot-bottom{border-top:1px solid rgba(255,255,255,.1);padding-top:20px;text-align:center;font-size:13px;color:#64748b}
.socials{display:flex;gap:10px;margin-top:14px}
.socials a{width:38px;height:38px;background:rgba(255,255,255,.08);border-radius:10px;display:flex;align-items:center;justify-content:center;color:#fff;transition:.2s;font-weight:700;font-size:14px}
.socials a:hover{background:var(--c3)}

@media(max-width:960px){
  .hero .grid,.calc-wrap,.cont-grid{grid-template-columns:1fr}
  .adv-grid,.srv-grid,.rev-grid,.steps-grid{grid-template-columns:repeat(2,1fr)}
  .foot-grid{grid-template-columns:1fr 1fr}
  .nav{display:none}
  .burger{display:block}
  .section{padding:50px 0}
  .calc-result{position:static}
}
@media(max-width:600px){
  .adv-grid,.srv-grid,.rev-grid,.steps-grid,.foot-grid{grid-template-columns:1fr}
  .hero{padding:60px 0}
  .topbar .row{justify-content:center}
  .pricing-table{overflow-x:auto}
  .pricing-table table{min-width:500px}
}