/* Песочница scoring.ru — общая вёрстка */
:root{
  --brand:#ff6a28; --brand-dark:#e85a1c; --ink:#1c1f24; --muted:#6b7280;
  --line:#e7e9ee; --bg:#f5f6f8; --card:#fff; --radius:12px; --ok:#1a7f45; --warn:#b91c1c;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",Roboto,"Helvetica Neue",Arial,sans-serif;
     color:var(--ink);background:var(--bg);line-height:1.45}
a{color:inherit;text-decoration:none}
img{max-width:100%}
.container{max-width:1160px;margin:0 auto;padding:0 20px}

/* header */
header.site{background:var(--card);border-bottom:1px solid var(--line);position:sticky;top:0;z-index:20}
.hd{display:flex;align-items:center;gap:28px;height:64px}
.logo{font-weight:800;font-size:20px;letter-spacing:-.02em;white-space:nowrap}
.logo b{color:var(--brand)}
nav.main{display:flex;gap:22px;flex-wrap:wrap;font-size:15px;color:#333}
nav.main a:hover,nav.main a.active{color:var(--brand)}
.hd .spacer{flex:1}
@media (max-width:900px){nav.main{display:none}}

/* buttons */
.btn{display:inline-block;background:var(--brand);color:#fff;border:none;border-radius:var(--radius);
     padding:10px 18px;font-size:15px;font-weight:600;cursor:pointer;text-align:center}
.btn:hover{background:var(--brand-dark)}
.btn.ghost{background:transparent;color:var(--brand);border:1px solid var(--brand)}
.btn.big{padding:14px 26px;font-size:17px}
.btn.dark{background:#101317}
.btn.dark:hover{background:#23272f}

/* crumbs / hero */
.crumbs{font-size:13px;color:var(--muted);padding:18px 0 4px}
.crumbs span{margin:0 6px;color:#c3c7cf}
.hero{padding:8px 0 26px}
.hero h1{font-size:34px;line-height:1.15;margin:6px 0 10px;letter-spacing:-.02em}
.hero p.lead{margin:0 0 18px;color:var(--muted);font-size:17px;max-width:640px}
.badge{display:inline-block;margin-left:10px;padding:2px 10px;border-radius:999px;
       background:#e8f7ee;color:var(--ok);font-size:12px;font-weight:700;vertical-align:middle}

/* calc */
.calc{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px;
      display:flex;gap:14px;flex-wrap:wrap;align-items:flex-end;margin-bottom:34px}
.calc .f{display:flex;flex-direction:column;gap:6px;min-width:180px;flex:1}
.calc label{font-size:13px;color:var(--muted)}
.calc input,.calc select{border:1px solid var(--line);border-radius:10px;padding:11px 12px;font-size:15px;background:#fafbfc}

/* sections */
.sec-title{font-size:22px;margin:0 0 14px;letter-spacing:-.01em}
.sec{margin-bottom:44px}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px;
      display:flex;flex-direction:column;gap:12px}
.card .name{font-weight:700;font-size:17px}
.card .tag{color:var(--brand);font-size:13px;font-weight:600}
.card .rows{display:flex;justify-content:space-between;gap:8px;font-size:13px;color:var(--muted);
            border-top:1px dashed var(--line);padding-top:12px}
.card .rows b{display:block;color:var(--ink);font-size:15px;font-weight:700}
.card .btn{margin-top:auto}
.card .rate{font-size:26px;font-weight:800;letter-spacing:-.02em}

/* steps / faq */
.steps{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:18px}
.step{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:18px}
.step .n{width:30px;height:30px;border-radius:50%;background:var(--brand);color:#fff;font-weight:700;
         display:flex;align-items:center;justify-content:center;margin-bottom:10px}
.faq{background:var(--card);border:1px solid var(--line);border-radius:14px;padding:6px 18px}
.faq details{border-bottom:1px solid var(--line);padding:12px 0}
.faq details:last-child{border-bottom:none}
.faq summary{cursor:pointer;font-weight:600}
.faq p{color:var(--muted);margin:8px 0 0}

/* widget slot */
.widget-wrap{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:18px;
             box-shadow:0 6px 24px rgba(20,25,40,.05);margin-bottom:34px}
.widget-wrap iframe{display:block}

/* form */
.form{background:var(--card);border:1px solid var(--line);border-radius:16px;padding:20px;max-width:620px}
.form .f{display:flex;flex-direction:column;gap:6px;margin-bottom:14px}
.form label{font-size:13px;color:var(--muted)}
.form input,.form textarea{border:1px solid var(--line);border-radius:10px;padding:11px 12px;font-size:15px;background:#fafbfc;font-family:inherit}
.form textarea{min-height:110px;resize:vertical}
.form .ok{color:var(--ok);font-weight:600;margin-top:10px}

/* footer */
footer.site{background:#101317;color:#c8ccd4;margin-top:20px;padding:40px 0 28px}
.fcols{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:28px;margin-bottom:28px}
.fcols h4{color:#fff;font-size:14px;margin:0 0 12px;text-transform:uppercase;letter-spacing:.04em}
.fcols a{display:block;color:#aab0bb;font-size:14px;padding:4px 0}
.fcols a:hover{color:#fff}
.fbottom{border-top:1px solid #23272f;padding-top:18px;font-size:13px;color:#8a909b;
         display:flex;justify-content:space-between;gap:18px;flex-wrap:wrap}

/* Вариокуб: анти-мерцание — элементы под экспериментом скрыты до применения флагов */
html.vq-pending [data-vq-hide]{visibility:hidden}

/* debug panel */
#sbx-btn{position:fixed;right:16px;bottom:16px;z-index:9998;background:#101317;color:#fff;border:none;
         border-radius:999px;padding:11px 16px;font-size:14px;font-weight:600;cursor:pointer;box-shadow:0 6px 20px rgba(0,0,0,.25)}
#sbx{position:fixed;right:16px;bottom:64px;z-index:9999;width:min(460px,calc(100vw - 32px));max-height:70vh;
     overflow:auto;background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;
     box-shadow:0 18px 50px rgba(20,25,40,.22);display:none;font-size:12px;
     font-family:ui-monospace,Menlo,Consolas,monospace}
#sbx.open{display:block}
#sbx h5{margin:0 0 6px;font-size:12px;text-transform:uppercase;letter-spacing:.05em;color:var(--muted);
        font-family:-apple-system,sans-serif}
#sbx .row{padding:3px 0;border-bottom:1px dotted var(--line);word-break:break-word}
#sbx .grp{margin-bottom:14px}
#sbx .ok{color:var(--ok);font-weight:700}
#sbx .bad{color:var(--warn);font-weight:700}