/* ============================================================
   7k5840.casino — 7K Casino / 7К Казино
   Концепт: «вороненая сталь и холодная бирюза». Тема тёмная.
   Ракурс: двухфакторная защита и журнал активных сессий.
   Префикс: .sessionkey-
   Шрифты: Cormorant (заголовки) + Jost (текст)
   ============================================================ */

:root{
  --steel:#0e1418;
  --steel2:#0a1013;
  --panel:#141c21;
  --panel2:#1a242a;
  --ink:#e3edf0;
  --ink2:#cddbdf;
  --mut:#8fa3a9;
  --acc:#2ec9bd;
  --acc2:#6fe4da;
  --acc3:#146b65;
  --line:rgba(46,201,189,.2);
  --line2:rgba(190,215,220,.1);
  --sh:0 16px 40px rgba(0,0,0,.5);
  --r:6px;
  --r2:3px;
  --col:min(940px,92vw);
}

*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  background:
    radial-gradient(820px 480px at 50% -12%, rgba(46,201,189,.10), transparent 66%),
    linear-gradient(180deg,#111a1f 0%, var(--steel) 30%, var(--steel) 100%);
  color:var(--ink);
  font-family:'Jost',system-ui,-apple-system,Segoe UI,sans-serif;
  font-weight:300;
  font-size:17px;
  line-height:1.78;
  -webkit-font-smoothing:antialiased;
}
h1,h2,h3{font-family:'Cormorant',Georgia,'Times New Roman',serif;font-weight:600;line-height:1.2;margin:0 0 16px;color:#fff;letter-spacing:.005em}
h1{font-size:clamp(30px,4.2vw,50px)}
h2{font-size:clamp(25px,3vw,36px);padding-top:8px;border-top:1px solid var(--line);}
h3{font-size:clamp(19px,2vw,24px);color:var(--acc2)}
p{margin:0 0 16px}
a{color:var(--acc);text-decoration:none;transition:color .18s}
a:hover{color:var(--acc2)}
em,i{font-style:normal}
table{border-collapse:collapse;width:100%;font-size:15.5px}
caption{caption-side:top;text-align:left;font-size:12px;color:var(--mut);padding-bottom:10px;letter-spacing:.16em;text-transform:uppercase}

.sessionkey-col{width:var(--col);margin:0 auto}
.sessionkey-skip{position:absolute;left:-9999px}
.sessionkey-skip:focus{left:14px;top:14px;background:var(--acc);color:#07100f;padding:9px 16px;z-index:99}

/* ---------- HEADER ---------- */
.sessionkey-bar{
  position:sticky;top:0;z-index:40;
  display:flex;align-items:center;gap:22px;
  padding:11px max(4vw,18px);
  background:rgba(10,16,19,.92);
  backdrop-filter:blur(12px);
  border-bottom:1px solid var(--line2);
}
.sessionkey-logo{display:flex;align-items:center;gap:10px}
.sessionkey-logo__t{display:flex;flex-direction:column;line-height:1.15}
.sessionkey-logo__n{font-family:'Cormorant',serif;font-weight:600;font-size:20px;color:#fff}
.sessionkey-logo__s{font-size:10.5px;color:var(--mut);letter-spacing:.2em;text-transform:uppercase}
.sessionkey-nav{display:flex;gap:19px;margin-left:auto;flex-wrap:wrap}
.sessionkey-nav a{color:var(--ink2);font-size:14px;letter-spacing:.04em}
.sessionkey-nav a:hover{color:var(--acc)}
.sessionkey-cta{
  display:inline-block;background:var(--acc);color:#06110f;
  padding:10px 21px;border-radius:var(--r2);
  font-size:14px;letter-spacing:.06em;text-transform:uppercase;
  border:1px solid var(--acc);
}
.sessionkey-cta:hover{background:var(--acc2);color:#06110f}
.sessionkey-cta--big{padding:15px 32px;font-size:15px;letter-spacing:.08em}
.sessionkey-cta--line{background:transparent;color:var(--acc);border:1px solid var(--line)}
.sessionkey-cta--line:hover{background:rgba(46,201,189,.1);color:var(--acc2);border-color:var(--acc)}

/* ---------- HERO ---------- */
main{display:block;padding-bottom:50px}
.sessionkey-hero{padding:62px 0 30px;text-align:center}
.sessionkey-hero .sessionkey-col{max-width:min(68ch,92vw)}
.sessionkey-kicker{font-size:11.5px;letter-spacing:.25em;text-transform:uppercase;color:var(--acc);margin:0 0 20px}
.sessionkey-lead{font-size:19px;color:var(--ink2);margin:0 auto 26px}
.sessionkey-btns{display:flex;gap:14px;justify-content:center;flex-wrap:wrap;margin-bottom:34px}
.sessionkey-kpi{display:grid;grid-template-columns:repeat(4,1fr);gap:1px;background:var(--line2);border:1px solid var(--line2)}
.sessionkey-kpi div{background:var(--panel);padding:16px 10px}
.sessionkey-kpi em{display:block;font-family:'Cormorant',serif;font-weight:600;font-size:28px;color:var(--acc)}
.sessionkey-kpi i{display:block;font-size:12.5px;color:var(--mut);letter-spacing:.03em}

/* ---------- QUICK RAIL ---------- */
.sessionkey-rail{
  width:min(1120px,94vw);margin:0 auto 54px;
  display:grid;grid-template-columns:repeat(4,1fr);gap:14px;
}
.sessionkey-tile{
  display:block;background:var(--panel);border:1px solid var(--line2);
  border-top:2px solid var(--acc3);padding:17px 19px;border-radius:var(--r2);
  transition:border-color .18s,transform .18s;
}
.sessionkey-tile:hover{border-top-color:var(--acc);transform:translateY(-3px)}
.sessionkey-tile em{display:block;font-family:'Cormorant',serif;font-weight:600;font-size:20px;color:#fff;margin-bottom:4px}
.sessionkey-tile span{display:block;font-size:14px;color:var(--mut);line-height:1.6}

/* ---------- SECTIONS ---------- */
section{margin:0 0 54px;scroll-margin-top:80px}
.sessionkey-lead2{font-size:18px;color:var(--ink2)}

/* ---------- WELCOME SCALE ---------- */
.sessionkey-scale{margin:26px 0 20px;border-top:1px solid var(--line)}
.sessionkey-step{
  display:grid;grid-template-columns:110px 130px 1fr;gap:18px;align-items:baseline;
  padding:17px 4px;border-bottom:1px solid var(--line2);
}
.sessionkey-step__p{font-family:'Cormorant',serif;font-weight:600;font-size:32px;color:var(--acc)}
.sessionkey-step__n{font-size:12.5px;letter-spacing:.2em;text-transform:uppercase;color:var(--ink)}
.sessionkey-step__c{font-size:15.5px;color:var(--mut)}
.sessionkey-terms{font-size:14.5px;color:var(--acc2);letter-spacing:.02em;border-left:2px solid var(--acc3);padding-left:16px}

/* ---------- TABLES ---------- */
.sessionkey-tblwrap{overflow-x:auto;margin:24px 0 22px;border:1px solid var(--line2);padding:18px 20px;background:var(--panel)}
th{text-align:left;font-family:'Cormorant',serif;font-weight:600;font-size:15px;color:var(--acc);
   border-bottom:1px solid var(--line);padding:9px 10px;letter-spacing:.05em}
td{padding:10px;border-bottom:1px solid var(--line2);color:var(--ink2);font-size:15px}
tbody tr:last-child td{border-bottom:none}
tbody tr:hover td{background:rgba(46,201,189,.055)}

/* ---------- FIGURE ---------- */
.sessionkey-fig{margin:0 0 22px;padding:16px 0 0;border-top:1px solid var(--line2)}
.sessionkey-fig svg{width:100%;height:auto;display:block}
.sessionkey-fig figcaption{font-size:13.5px;color:var(--mut);margin-top:8px}

/* ---------- LOYALTY BARS ---------- */
.sessionkey-bars{margin:26px 0 22px}
.sessionkey-bar2{
  display:grid;grid-template-columns:130px 1fr 74px;gap:16px;align-items:center;
  padding:16px 18px;margin-bottom:10px;
  background:linear-gradient(90deg,var(--panel2),var(--panel) 70%);
  border-left:3px solid var(--acc3);
}
.sessionkey-bar2:nth-child(4){border-left-color:var(--acc)}
.sessionkey-bar2:nth-child(5){border-left-color:var(--acc2)}
.sessionkey-bar2__n{font-family:'Cormorant',serif;font-weight:600;font-size:23px;color:#fff}
.sessionkey-bar2__d{font-size:14.5px;color:var(--mut)}
.sessionkey-bar2__p{font-family:'Cormorant',serif;font-weight:600;font-size:27px;color:var(--acc);text-align:right}

/* ---------- CTA STRIP ---------- */
.sessionkey-cta-strip{
  display:flex;align-items:center;justify-content:space-between;gap:24px;flex-wrap:wrap;
  background:linear-gradient(100deg,rgba(46,201,189,.13),rgba(20,107,101,.08));
  border:1px solid var(--line);padding:26px 28px;margin:0 0 54px;
}
.sessionkey-cta-strip p{margin:0;max-width:56ch;font-size:16.5px;color:var(--ink2)}

/* ---------- REVIEWS ---------- */
.sessionkey-quote{
  margin:24px 0 20px;padding:24px 28px;
  background:var(--panel);border-left:3px solid var(--acc);
}
.sessionkey-quote p{font-family:'Cormorant',serif;font-size:22px;line-height:1.55;color:var(--ink);margin:0 0 14px}
.sessionkey-quote footer{font-size:13px;letter-spacing:.1em;text-transform:uppercase;color:var(--mut)}
.sessionkey-short{font-size:15.5px;color:var(--mut);padding:12px 0;border-bottom:1px solid var(--line2)}
.sessionkey-short em{display:block;color:var(--acc2);font-size:13px;letter-spacing:.06em;margin-bottom:3px}

/* ---------- FAQ ---------- */
.sessionkey-faq{margin-top:24px}
.sessionkey-faq details{border-bottom:1px solid var(--line2);padding:14px 2px}
.sessionkey-faq summary{cursor:pointer;font-family:'Cormorant',serif;font-weight:600;font-size:21px;color:var(--ink);list-style:none;display:flex;gap:12px}
.sessionkey-faq summary::-webkit-details-marker{display:none}
.sessionkey-faq summary:before{content:"◦";color:var(--acc);flex:0 0 auto}
.sessionkey-faq details[open] summary:before{content:"•"}
.sessionkey-faq details p{margin:10px 0 2px 24px;font-size:15.5px;color:var(--mut)}

/* ---------- AUTHOR ---------- */
.sessionkey-author p{font-size:15.5px;color:var(--mut)}

/* ---------- FOOTER ---------- */
.sessionkey-foot{background:var(--steel2);border-top:1px solid var(--line2);padding:38px 0 28px}
.sessionkey-foot__g{display:grid;grid-template-columns:repeat(3,1fr);gap:28px}
.sessionkey-foot__h{font-family:'Cormorant',serif;font-weight:600;font-size:19px;color:var(--acc2);margin:0 0 8px}
.sessionkey-foot__g p:last-child{font-size:14.5px;color:var(--mut);margin:0}
.sessionkey-foot__b{margin:28px 0 0;padding-top:17px;border-top:1px solid var(--line2);font-size:13.5px;color:var(--mut)}

/* ---------- ADAPTIVE ---------- */
@media (max-width:1000px){
  .sessionkey-rail{grid-template-columns:1fr 1fr}
  .sessionkey-kpi{grid-template-columns:1fr 1fr}
  .sessionkey-foot__g{grid-template-columns:1fr 1fr}
  .sessionkey-bar2{grid-template-columns:120px 1fr 66px}
  .sessionkey-nav{order:3;width:100%;margin-left:0}
  .sessionkey-bar{flex-wrap:wrap;gap:12px}
}
@media (max-width:760px){
  body{font-size:16px;line-height:1.74}
  .sessionkey-hero{padding:36px 0 22px}
  .sessionkey-rail{grid-template-columns:1fr;margin-bottom:38px}
  .sessionkey-kpi{grid-template-columns:1fr}
  .sessionkey-step{grid-template-columns:1fr;gap:4px;padding:14px 0}
  .sessionkey-bar2{grid-template-columns:1fr;gap:6px}
  .sessionkey-bar2__p{text-align:left}
  .sessionkey-foot__g{grid-template-columns:1fr}
  .sessionkey-cta--big{width:100%;text-align:center}
  .sessionkey-btns{flex-direction:column}
  .sessionkey-cta-strip{padding:20px 18px}
  .sessionkey-quote{padding:18px 18px}
  .sessionkey-faq details p{margin-left:0}
  section{margin-bottom:42px}
}

/* ---------- ACCESSIBILITY & STATES ---------- */
a:focus-visible,summary:focus-visible,details:focus-visible{
  outline:2px solid var(--acc2);outline-offset:3px;border-radius:2px;
}
.sessionkey-cta:focus-visible{outline:2px solid #fff;outline-offset:3px}
::selection{background:rgba(46,201,189,.28);color:#fff}
img,svg{max-width:100%}
summary{-webkit-tap-highlight-color:transparent}

/* ---------- TYPOGRAPHIC DETAIL ---------- */
.sessionkey-col h2:first-child{border-top:none;padding-top:0}
.sessionkey-lead2+.sessionkey-scale{margin-top:20px}
.sessionkey-author h2{border-top-color:var(--acc3)}
.sessionkey-faq details[open] summary{color:var(--acc2)}
.sessionkey-faq details+details{margin-top:0}
.sessionkey-short:last-of-type{border-bottom:none}
.sessionkey-quote p:last-of-type{margin-bottom:14px}
.sessionkey-terms{margin-top:18px}
.sessionkey-step:last-child{border-bottom:1px solid var(--line)}
.sessionkey-bar2:first-child{border-left-color:rgba(46,201,189,.35)}
caption+thead th:first-child{padding-left:0}
td:first-child{color:var(--ink)}
th:last-child,td:last-child{text-align:right}
.sessionkey-tblwrap table{min-width:560px}

/* ---------- MOTION ---------- */
@media (prefers-reduced-motion:reduce){
  *{transition:none !important;scroll-behavior:auto !important}
  .sessionkey-tile:hover{transform:none}
}

/* ---------- HIGH CONTRAST ---------- */
@media (prefers-contrast:more){
  :root{--mut:#bccfd4;--line2:rgba(190,215,220,.26)}
  .sessionkey-tile,.sessionkey-tblwrap{border-color:var(--acc3)}
}

/* ---------- PRINT ---------- */
@media print{
  .sessionkey-bar,.sessionkey-rail,.sessionkey-cta,.sessionkey-cta-strip,.sessionkey-skip{display:none !important}
  body{background:#fff;color:#111;font-size:12pt}
  h1,h2,h3{color:#000}
  .sessionkey-col{width:100%}
  .sessionkey-quote,.sessionkey-tblwrap,.sessionkey-bar2{border-color:#999;background:none}
  td,th{color:#111}
  .sessionkey-faq details{border-color:#bbb}
  .sessionkey-faq details p{color:#333}
}

/* ---------- WIDE SCREENS ---------- */
@media (min-width:1500px){
  :root{--col:min(1000px,88vw)}
  body{font-size:17.5px}
  .sessionkey-rail{width:min(1200px,90vw)}
}