/* Раздел-гид по коннектору — оформление в стиле лендинга casus.legal
   (палитра, шрифты, логотип и размеры синхронизированы с landing/styles.css). */
:root{
  --cl-bg:#FBF7F0; --cl-surface:#FFFDF8; --cl-surface-soft:#F6F0E5;
  --cl-border:#E5DBCA; --cl-border-soft:#F0E9DC;
  --cl-red:#B63A26; --cl-red-soft:#D96A50; --cl-red-muted:#9F321F;
  --cl-text:#655D50; --cl-text-strong:#3F3931; --cl-text-muted:#8B8171;
  --cl-shadow:rgba(92,70,45,0.14);
  --serif:"Cormorant Garamond","Libre Baskerville",Georgia,serif;
  --sans:"Inter","IBM Plex Sans",system-ui,-apple-system,sans-serif;
  color-scheme: only light;
}
@media (prefers-color-scheme: dark){
  :root{ color-scheme: only light; }
  html,body{ background:#FBF7F0 !important; color:#655D50 !important; }
}
*{ box-sizing:border-box; }
html{ color-scheme: only light; background:var(--cl-bg); }
body{
  margin:0; color:var(--cl-text); font-family:var(--sans);
  font-size:17px; line-height:1.62; -webkit-font-smoothing:antialiased;
  -webkit-text-size-adjust:100%;
  background:
    radial-gradient(circle at 18% 6%, rgba(255,255,255,0.72), transparent 30%),
    radial-gradient(circle at 88% 0%, rgba(255,255,255,0.52), transparent 26%),
    linear-gradient(180deg, #FFFDF8 0%, #FAF5EC 100%);
  background-attachment:fixed;
}
::selection{ background:rgba(217,106,80,0.26); }
a{ color:var(--cl-red); }
img{ display:block; }
.wrap{ max-width:1000px; margin:0 auto; padding:0 22px; }

/* Header */
header.site{ border-bottom:1px solid var(--cl-border-soft); background:rgba(255,253,248,0.6); }
header.site .wrap{ display:flex; align-items:center; justify-content:space-between;
  gap:18px; flex-wrap:wrap; padding:18px 22px; }
.brand{ display:flex; align-items:center; gap:16px; text-decoration:none; color:inherit; }
.brand-tile{ width:58px; height:58px; border-radius:15px; object-fit:cover;
  box-shadow:0 9px 22px rgba(92,70,45,0.22); }
.wordmark{ display:block; font-family:var(--serif); font-size:33px; font-weight:600;
  letter-spacing:-0.02em; line-height:1; }
.wm-casus{ color:var(--cl-red); }
.wm-legal{ color:var(--cl-text); }
.brand-sub{ display:block; margin-top:6px; font-size:10.5px; font-weight:600;
  letter-spacing:0.14em; text-transform:uppercase; color:var(--cl-text-muted); }

/* Buttons (совместимы с разметкой лендинга и старой .btn.ghost/.primary) */
.btn{ display:inline-flex; align-items:center; justify-content:center; gap:7px;
  font-family:var(--sans); font-size:14px; font-weight:600; padding:11px 21px;
  border-radius:999px; border:1px solid transparent; cursor:pointer; white-space:nowrap;
  text-decoration:none; transition:background .15s ease, border-color .15s ease, transform .05s ease; }
.btn:active{ transform:translateY(1px); }
.btn.primary,.btn-primary{ background:var(--cl-red); color:#FFF7EA;
  border-color:rgba(120,40,24,0.2); box-shadow:0 10px 22px rgba(182,58,38,0.22); }
.btn.primary:hover,.btn-primary:hover{ background:var(--cl-red-muted); }
.btn.ghost,.btn-ghost{ background:var(--cl-surface); color:var(--cl-text-strong);
  border-color:var(--cl-border); }
.btn.ghost:hover,.btn-ghost:hover{ background:var(--cl-surface-soft); border-color:var(--cl-red-soft); }
.btn-sm{ font-size:13px; padding:9px 16px; }
.backbtn{ flex:none; }

/* Hero */
.hero{ padding:48px 0 30px; }
.label{ font-family:var(--sans); font-size:13px; font-weight:600; letter-spacing:.12em;
  text-transform:uppercase; color:var(--cl-red); }
h1{ font-family:var(--serif); font-weight:600; color:var(--cl-text-strong);
  font-size:clamp(40px,7vw,64px); line-height:1.04; letter-spacing:-0.02em; margin:16px 0 14px; }
.hero .sub{ font-family:var(--serif); font-size:clamp(20px,3vw,28px); font-weight:500;
  color:var(--cl-text-strong); line-height:1.32; margin:0; max-width:720px; }

/* Stats strip */
.stats{ display:flex; flex-wrap:wrap; gap:8px; background:var(--cl-surface);
  border:1px solid var(--cl-border-soft); border-radius:20px;
  box-shadow:0 14px 40px var(--cl-shadow); padding:18px 14px; margin:30px 0 8px; }
.stat{ flex:1 1 120px; display:flex; flex-direction:column; align-items:center; gap:6px;
  padding:8px 12px; border-right:1px solid var(--cl-border-soft); }
.stat:last-child{ border-right:0; }
.stat .num{ font-family:var(--serif); font-size:clamp(26px,4vw,38px); font-weight:600;
  line-height:1; color:var(--cl-red); }
.stat .cap{ font-family:var(--sans); font-size:10px; font-weight:600; letter-spacing:.13em;
  text-transform:uppercase; color:var(--cl-text-muted); text-align:center; }

/* Nav (постраничные вкладки) */
nav.qn{ position:sticky; top:0; z-index:10; background:rgba(251,247,240,0.94);
  backdrop-filter:saturate(120%) blur(4px); border-bottom:1px solid var(--cl-border-soft); }
nav.qn .row{ display:flex; gap:8px; overflow-x:auto; padding:12px 22px;
  max-width:1000px; margin:0 auto; -webkit-overflow-scrolling:touch; }
.qnav{ font-family:var(--sans); font-size:14px; font-weight:600; white-space:nowrap;
  border:1px solid var(--cl-border); background:var(--cl-surface); color:var(--cl-text-strong);
  padding:8px 16px; border-radius:999px; text-decoration:none; display:inline-block;
  transition:background .15s ease, border-color .15s ease, color .15s ease; }
.qnav:hover{ border-color:var(--cl-red-soft); color:var(--cl-red); }
.qnav.active{ background:var(--cl-red); border-color:var(--cl-red); color:#FFF7EA;
  box-shadow:0 8px 18px rgba(182,58,38,0.2); }

/* Sections / typography */
section{ padding:40px 0 8px; }
h2{ font-family:var(--serif); font-size:clamp(28px,4.4vw,40px); font-weight:600;
  color:var(--cl-text-strong); letter-spacing:-0.01em; line-height:1.08; margin:0 0 6px; }
h2::after{ content:""; display:block; width:64px; height:3px; background:var(--cl-red-soft);
  border-radius:2px; margin-top:14px; }
h3{ font-family:var(--serif); font-size:24px; font-weight:600; color:var(--cl-text-strong);
  margin:28px 0 8px; }
h4{ font-family:var(--serif); }
p{ margin:13px 0; }
.lead{ font-size:19px; color:var(--cl-text); }
.mono{ font-family:'Courier New',monospace; background:var(--cl-surface-soft);
  border:1px solid var(--cl-border); border-radius:6px; padding:2px 7px; font-size:15px; color:var(--cl-red-muted); }

/* Cards */
.cards{ display:grid; grid-template-columns:repeat(3,1fr); gap:20px; margin:24px 0 6px; }
.card{ background:var(--cl-surface); border:1px solid var(--cl-border-soft); border-radius:20px;
  box-shadow:0 14px 40px var(--cl-shadow); padding:24px 22px; }
.card .t{ font-family:var(--serif); font-weight:600; font-size:20px; color:var(--cl-text-strong);
  margin-bottom:8px; }
.card p{ margin:0; font-size:15.5px; line-height:1.6; color:var(--cl-text-muted); }

/* Connect blocks */
.twocol{ display:grid; grid-template-columns:1fr 1fr; gap:20px; margin:22px 0 6px; }
.panel{ border:1px solid var(--cl-border-soft); border-radius:20px; padding:24px;
  background:var(--cl-surface); box-shadow:0 14px 40px var(--cl-shadow); }
.panel .ph{ font-family:var(--sans); font-weight:600; font-size:13px; letter-spacing:.08em;
  text-transform:uppercase; color:var(--cl-red); margin-bottom:8px; }
ol.steps{ margin:10px 0 0; padding-left:20px; }
ol.steps li{ margin:10px 0; font-size:15.5px; line-height:1.55; color:var(--cl-text); }
.kv{ width:100%; border-collapse:collapse; margin:14px 0 4px; font-family:var(--sans); font-size:14px;
  border-radius:12px; overflow:hidden; }
.kv th{ background:var(--cl-red); color:#FFF7EA; text-align:left; padding:9px 12px; font-weight:600; }
.kv td{ border:1px solid var(--cl-border); padding:9px 12px; }
.kv tr:nth-child(even) td{ background:var(--cl-surface-soft); }

/* Scenario list */
.scn{ margin:20px 0 6px; }
.scn .it{ padding:18px 0; border-bottom:1px solid var(--cl-border-soft); }
.scn .it:last-child{ border-bottom:0; }
.scn .n{ font-family:var(--sans); font-size:12px; font-weight:600; letter-spacing:.1em;
  text-transform:uppercase; color:var(--cl-red); }
.scn .it h4{ font-family:var(--serif); font-size:21px; font-weight:600; margin:4px 0 6px; color:var(--cl-text-strong); }
.scn .it p{ margin:0; font-size:15.5px; color:var(--cl-text-muted); }
.ex{ display:block; margin-top:10px; font-family:var(--serif); font-style:italic; font-size:17px;
  color:var(--cl-text-strong); background:rgba(182,58,38,0.06); border-left:3px solid var(--cl-red-soft);
  padding:11px 15px; border-radius:0 12px 12px 0; }

/* Tips */
.tips .panel{ margin:18px 0; }

/* Skills */
.skill{ border:1px solid var(--cl-border-soft); border-radius:20px; padding:24px;
  margin:18px 0; background:var(--cl-surface); box-shadow:0 14px 40px var(--cl-shadow); }
.skill .nm{ font-family:var(--serif); font-size:24px; font-weight:600; color:var(--cl-text-strong); }
.skill .tag{ font-family:var(--sans); font-size:11px; font-weight:600; letter-spacing:.1em;
  text-transform:uppercase; color:var(--cl-red); display:block; margin-bottom:4px; }
.skill p{ font-size:15.5px; color:var(--cl-text); }
.note{ background:var(--cl-surface-soft); border:1px solid var(--cl-border); border-radius:14px;
  padding:16px 18px; font-size:14.5px; color:var(--cl-text); margin:20px 0; }

/* Download buttons / links */
.skill-dl{ margin-top:16px; }
a.dl{ font-family:var(--sans); font-size:14.5px; font-weight:600; text-decoration:none;
  background:var(--cl-red); color:#FFF7EA; padding:12px 20px; border-radius:999px;
  display:inline-flex; align-items:center; gap:9px; border:1px solid rgba(120,40,24,0.2);
  box-shadow:0 10px 22px rgba(182,58,38,0.22); }
a.dl:hover{ background:var(--cl-red-muted); }
a.dl .ic{ font-size:16px; line-height:1; }
a.dl .sz{ font-weight:400; opacity:.85; font-size:12.5px; }
a.dl-inline{ color:var(--cl-red); font-weight:600; text-decoration:underline; }
a.dl-inline:hover{ color:var(--cl-red-muted); }

/* CTA */
.cta{ display:flex; flex-wrap:wrap; gap:12px; margin:26px 0 6px; }

/* Постраничная навигация (назад / дальше) */
.pagenav{ display:flex; flex-wrap:wrap; gap:12px; justify-content:space-between;
  margin:36px 0 6px; padding-top:22px; border-top:1px solid var(--cl-border-soft); }
.pagenav a{ font-family:var(--sans); font-size:14.5px; text-decoration:none; color:var(--cl-red); font-weight:600; }
.pagenav a:hover{ color:var(--cl-red-muted); text-decoration:underline; }

/* Footer */
footer{ margin-top:48px; border-top:1px solid var(--cl-border-soft); }
footer .in{ padding:26px 0 40px; font-family:var(--sans); font-size:13.5px; color:var(--cl-text-muted); }
footer a{ color:var(--cl-red); text-decoration:none; }
footer a:hover{ text-decoration:underline; }

/* Mobile */
@media (max-width:860px){
  .cards{ grid-template-columns:1fr; }
  .twocol{ grid-template-columns:1fr; }
}
@media (max-width:560px){
  body{ font-size:16px; }
  .wrap{ padding:0 16px; }
  header.site .wrap{ padding:14px 16px; }
  .brand-tile{ width:48px; height:48px; }
  .wordmark{ font-size:27px; }
  .hero .sub{ font-size:19px; }
  .stat{ flex:1 1 45%; border-right:0; }
  body,p,li,h1,h2,h3,h4,.hero .sub,.lead{ text-align:left !important; hyphens:none; -webkit-hyphens:none; }
  nav.qn .row{ padding:10px 16px; }
}