/* ============================================================
   K2 Private — client design-system kit (dark / cosmos / malachite)
   Язык лендинга private.k2crypto.ru, переиспользуемый на всех экранах.
   ============================================================ */
:root{
  --ink:#05100C; --ink-2:#0A1512;
  --panel:rgba(14,21,18,.72); --panel-2:rgba(255,255,255,.04);
  --bone:#E8EAE6; --bone-2:#A9B0AC; --bone-3:#6E7671;
  --mal:#159E6F; --mal-text:#35E0A1; --indigo:#2863DC; --plat:#C9CFCC;
  --line:rgba(232,234,230,.12); --line-2:rgba(232,234,230,.055);
  --danger:#ff8585; --danger-bg:rgba(255,122,122,.12);
  --warn:#E6C14A; --warn-bg:rgba(224,177,6,.14);
  --ok:#35E0A1; --ok-bg:rgba(53,224,161,.14);
  --info:#6aa7ff; --info-bg:rgba(40,99,220,.16);
  --grad:linear-gradient(135deg,#159E6F 0%,#2863DC 100%);
  --grad-text:linear-gradient(118deg,#35E0A1 0%,#8fb8ff 100%);
  --font:'Manrope',system-ui,-apple-system,'Segoe UI',Roboto,Arial,sans-serif;
  --serif:'Fraunces','Playfair Display',Georgia,'Times New Roman',serif;
  --mono:'JetBrains Mono',ui-monospace,SFMono-Regular,Menlo,monospace;
  --ease:cubic-bezier(.2,.7,.2,1);
  --gut:clamp(18px,5vw,56px);
  --r:3px; --r-lg:5px;
}
*{box-sizing:border-box}
html,body{margin:0;background:var(--ink);color:var(--bone-2);
  font-family:var(--font);font-size:16px;line-height:1.55;-webkit-font-smoothing:antialiased}
body{min-height:100vh}
a{color:var(--mal-text);text-decoration:none}
a:hover{text-decoration:underline;text-underline-offset:3px}
button{font-family:inherit}
::placeholder{color:var(--bone-3)}
:focus-visible{outline:2px solid var(--mal);outline-offset:2px}

/* ---- cosmos background (static CSS, lёгкий дрейф) ---- */
body::before{content:"";position:fixed;inset:0;z-index:-1;pointer-events:none;
  background:
    radial-gradient(66% 85% at 12% 8%, rgba(21,158,111,.20), transparent 56%),
    radial-gradient(60% 80% at 88% 16%, rgba(40,99,220,.17), transparent 56%),
    radial-gradient(70% 85% at 72% 96%, rgba(123,80,200,.15), transparent 56%),
    radial-gradient(1.3px 1.3px at 15% 22%, rgba(255,255,255,.75), transparent),
    radial-gradient(1.2px 1.2px at 68% 14%, rgba(255,255,255,.62), transparent),
    radial-gradient(1.1px 1.1px at 82% 55%, rgba(255,255,255,.58), transparent),
    radial-gradient(1.1px 1.1px at 36% 78%, rgba(255,255,255,.55), transparent),
    radial-gradient(1px 1px at 54% 40%, rgba(255,255,255,.5), transparent),
    var(--ink);
  background-size:170% 170%,170% 170%,170% 170%,auto,auto,auto,auto,auto,auto;
  background-position:0% 42%;
  animation:k-cosmos 46s linear infinite alternate}
@keyframes k-cosmos{from{background-position:0% 40%}to{background-position:100% 60%}}
@media (prefers-reduced-motion:reduce){ body::before{animation:none} }

/* ---- header ---- */
.k-head{position:sticky;top:0;z-index:40;height:66px;display:flex;align-items:center;
  gap:2rem;padding:0 var(--gut);
  background:rgba(5,16,12,.6);-webkit-backdrop-filter:blur(14px);backdrop-filter:blur(14px);
  border-bottom:1px solid var(--line-2)}
.k-brand{font-weight:800;letter-spacing:-.02em;font-size:1.25rem;color:var(--bone);pointer-events:auto}
.k-brand i{font-family:var(--serif);font-style:italic;font-weight:500;font-size:1.02rem;color:var(--mal-text)}
.k-head .sp{margin-left:auto}
.k-who{display:flex;align-items:center;gap:1rem;font-size:.9rem}
.k-who a{color:var(--bone-2)}
.k-who .logout{display:inline-flex;align-items:center;gap:6px;height:34px;padding:0 12px;
  border:1px solid var(--line);border-radius:var(--r);color:var(--bone-2);font-size:13px;cursor:pointer}
.k-who .logout:hover{border-color:var(--mal-text);color:var(--bone);text-decoration:none}

/* ---- layout ---- */
.k-wrap{max-width:460px;margin:0 auto;padding:clamp(40px,8vh,88px) var(--gut)}
.k-wrap.wide{max-width:680px}
.k-wrap.cab{max-width:1000px}

/* ---- typography ---- */
.k-eyebrow{font-family:var(--mono);font-size:11px;letter-spacing:.2em;text-transform:uppercase;color:var(--bone-3)}
h1,.k-h1{font-weight:700;font-size:clamp(1.7rem,3.4vw,2.3rem);letter-spacing:-.03em;line-height:1.05;margin:0 0 .5rem;
  color:var(--bone)}
.k-h1 .it,h1 .it{font-family:var(--serif);font-style:italic;font-weight:500;
  background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}
.k-accent{font-family:var(--serif);font-style:italic;font-weight:500;
  background:var(--grad-text);-webkit-background-clip:text;background-clip:text;color:transparent}
.k-sub{color:var(--bone-2);font-size:.95rem;line-height:1.55;margin:0 0 1.6rem}
h2,.k-h2{font-weight:700;font-size:1.25rem;letter-spacing:-.02em;color:var(--bone);margin:0 0 .5rem}
.k-mut{color:var(--bone-3);font-size:.8rem}

/* ---- panel / card ---- */
.k-card{background:var(--panel);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:clamp(24px,3vw,38px);-webkit-backdrop-filter:blur(12px);backdrop-filter:blur(12px);
  box-shadow:0 24px 70px rgba(0,0,0,.45)}

/* ---- fields ---- */
.k-field{margin:1.05rem 0 0}
.k-field label,label.k-lab{display:block;font-size:12px;letter-spacing:.02em;color:var(--bone-2);margin:0 0 7px}
.k-input,input.k-input,.k-field input,.k-field select,.k-field textarea{
  width:100%;height:48px;padding:0 14px;font-family:var(--font);font-size:15px;color:var(--bone);
  background:var(--panel-2);border:1px solid var(--line);border-radius:var(--r);outline:none;
  transition:border-color .3s var(--ease),box-shadow .3s var(--ease)}
.k-field textarea{height:auto;padding:12px 14px;min-height:90px;resize:vertical;line-height:1.5}
.k-input:hover,.k-field input:hover{border-color:rgba(232,234,230,.22)}
.k-input:focus,.k-field input:focus,.k-field select:focus,.k-field textarea:focus{
  border-color:var(--mal-text);box-shadow:0 0 0 3px rgba(53,224,161,.14)}
.k-hint{color:var(--bone-3);font-size:11.5px;line-height:1.45;margin:6px 0 0}
.k-req{color:var(--danger)}

/* password checklist */
.k-pwreq{list-style:none;margin:.6rem 0 0;padding:0;display:flex;flex-direction:column;gap:3px}
.k-pwreq li{font-size:11.5px;color:var(--bone-3);display:flex;align-items:center;gap:7px;transition:color .2s}
.k-pwreq li::before{content:"×";color:var(--danger);font-weight:700;width:12px;text-align:center}
.k-pwreq li.ok{color:var(--bone-2)}
.k-pwreq li.ok::before{content:"✓";color:var(--mal-text)}

/* ---- buttons ---- */
.k-btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:10px;
  width:100%;height:52px;padding:0 24px;border:none;border-radius:var(--r);cursor:pointer;
  font-family:var(--font);font-size:15px;font-weight:600;color:#05221A;background:var(--grad);
  transition:transform .2s var(--ease),filter .25s var(--ease),box-shadow .3s var(--ease)}
.k-btn:hover:not(:disabled){transform:translateY(-1px);filter:brightness(1.06);box-shadow:0 12px 34px rgba(21,158,111,.3)}
.k-btn:active:not(:disabled){transform:translateY(0)}
.k-btn:disabled{opacity:.5;cursor:default}
.k-btn.ghost{background:transparent;color:var(--bone);border:1px solid var(--line)}
.k-btn.ghost:hover:not(:disabled){border-color:var(--mal-text);box-shadow:none;background:rgba(53,224,161,.05)}
.k-btn.sm{width:auto;height:40px;padding:0 18px;font-size:13px}
.k-btn.link{width:auto;height:auto;padding:0;background:none;color:var(--mal-text);font-weight:500;font-size:13px;
  text-decoration:underline;text-underline-offset:3px}
.k-btn.link:hover{filter:none;transform:none;box-shadow:none;color:#5cecb8}

/* ---- tabs ---- */
.k-tabs{display:flex;gap:7px;margin:1.3rem 0 1.1rem}
.k-tabs button{flex:1;height:44px;background:transparent;border:1px solid var(--line);color:var(--bone-2);
  font-family:var(--font);font-size:14px;font-weight:600;border-radius:var(--r);cursor:pointer;transition:all .3s var(--ease)}
.k-tabs button.on{border-color:var(--mal-text);color:#05221A;background:var(--grad)}

/* segmented */
.k-seg{display:flex;gap:6px;margin:.4rem 0}
.k-seg button{flex:1;height:42px;border:1px solid var(--line);background:var(--panel-2);color:var(--bone-2);
  border-radius:var(--r);font:inherit;font-weight:600;cursor:pointer;transition:all .25s var(--ease)}
.k-seg button.on{border-color:var(--mal-text);color:var(--mal-text);background:rgba(53,224,161,.08)}

/* ---- consents ---- */
.k-agree{margin-top:1.3rem;display:flex;flex-direction:column;gap:.6rem}
.k-agree label{display:flex;gap:9px;align-items:flex-start;font-size:12.5px;color:var(--bone-2);line-height:1.45;cursor:pointer}
.k-agree input{width:16px;height:16px;margin:1px 0 0;flex:none;accent-color:var(--mal)}
.k-agree a{color:var(--mal-text);text-decoration:underline;text-underline-offset:2px}
.k-agreenote{font-size:11.5px;color:var(--bone-3);margin:.3rem 0 0}

/* ---- badge / status chip ---- */
.k-badge{display:inline-flex;align-items:center;gap:6px;font-size:12px;font-weight:600;padding:3px 10px;border-radius:999px;
  border:1px solid var(--line);color:var(--bone-2)}
.k-badge::before{content:"";width:7px;height:7px;border-radius:50%;background:currentColor}
.k-badge.ok{color:var(--ok);border-color:rgba(53,224,161,.4);background:var(--ok-bg)}
.k-badge.warn{color:var(--warn);border-color:rgba(224,177,6,.4);background:var(--warn-bg)}
.k-badge.bad{color:var(--danger);border-color:rgba(255,122,122,.4);background:var(--danger-bg)}

/* ---- notice ---- */
.k-notice{font-size:13.5px;line-height:1.5;padding:.8rem 1rem;border-radius:var(--r);margin-bottom:1.2rem;
  border:1px solid var(--line);color:var(--bone-2);background:var(--panel-2)}
.k-notice.ok{color:var(--ok);border-color:rgba(53,224,161,.35);background:var(--ok-bg)}
.k-notice.bad{color:var(--danger);border-color:rgba(255,122,122,.35);background:var(--danger-bg)}
.k-notice.info{color:var(--info);border-color:rgba(40,99,220,.35);background:var(--info-bg)}
.k-err{color:var(--danger);font-size:13px;min-height:1.2em;margin:.9rem 0 0}

/* ---- steps / progress tracker ---- */
.k-steps{display:flex;flex-direction:column;gap:0;margin:1rem 0}
.k-steps .st{display:flex;gap:14px;align-items:flex-start;padding:0 0 1.1rem;position:relative}
.k-steps .st::before{content:"";position:absolute;left:11px;top:26px;bottom:0;width:1px;background:var(--line)}
.k-steps .st:last-child::before{display:none}
.k-steps .dot{flex:none;width:24px;height:24px;border-radius:50%;border:1px solid var(--line);
  display:flex;align-items:center;justify-content:center;font-size:12px;color:var(--bone-3);background:var(--ink-2)}
.k-steps .st.done .dot{border-color:var(--mal-text);color:#05221A;background:var(--mal-text)}
.k-steps .st.active .dot{border-color:var(--mal-text);color:var(--mal-text);box-shadow:0 0 0 4px rgba(53,224,161,.12)}
.k-steps .tx{padding-top:1px}
.k-steps .tx b{display:block;color:var(--bone);font-weight:600;font-size:14px}
.k-steps .tx span{font-size:12.5px;color:var(--bone-3)}
.k-steps .st.active .tx b{color:var(--mal-text)}

/* ---- modal (center-unfold + scroll-lock) ---- */
.k-modal{position:fixed;inset:0;z-index:60;display:none;align-items:center;justify-content:center;padding:24px}
.k-modal.on{display:flex}
.k-modal-bg{position:absolute;inset:0;background:rgba(4,8,7,.74);-webkit-backdrop-filter:blur(8px);backdrop-filter:blur(8px)}
.k-modal.on .k-modal-bg{animation:k-fade .3s var(--ease)}
.k-modal-card{position:relative;width:min(460px,100%);max-height:92vh;overflow:auto;
  background:rgba(10,16,14,.97);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:clamp(26px,4vw,40px);box-shadow:0 30px 90px rgba(0,0,0,.6);
  transform-origin:center center;animation:k-open .44s cubic-bezier(.2,.9,.25,1.06)}
.k-modal-card.lg{width:min(760px,100%);padding:0;display:flex;flex-direction:column}
.k-modal-x{position:absolute;top:13px;right:15px;background:none;border:none;color:var(--bone-3);font-size:25px;line-height:1;cursor:pointer;z-index:2}
.k-modal-x:hover{color:var(--bone)}
@keyframes k-open{0%{opacity:0;transform:scale(.72)}62%{opacity:1;transform:scale(1.016)}100%{opacity:1;transform:scale(1)}}
@keyframes k-fade{from{opacity:0}to{opacity:1}}
@media (prefers-reduced-motion:reduce){ .k-modal-card{animation:none} }
.k-modal-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:16px 22px;border-bottom:1px solid var(--line)}
.k-modal-head h3{margin:0;font-size:15px;font-weight:600;color:var(--mal-text)}
.k-modal-body{overflow:auto;padding:22px 26px;color:var(--bone-2);font-size:13.5px;line-height:1.62}
.k-modal-body h3,.k-modal-body h4{color:var(--mal-text);margin:18px 0 8px;font-size:14px}
.k-modal-body p{margin:0 0 10px}
.k-modal-body a{color:var(--mal-text)}

/* ---- iframe frame (signing / kyc / docs) ---- */
.k-frame{width:100%;height:72vh;min-height:520px;border:1px solid var(--line);border-radius:var(--r);
  background:var(--ink-2);display:block}
.k-signfoot{padding:1rem 1.25rem;border-top:1px solid var(--line);display:flex;flex-direction:column;gap:.85rem}
.k-signfoot .agree{display:flex;gap:.6rem;align-items:center;font-size:.9rem;color:var(--bone-2);cursor:pointer}
.k-signfoot .agree input{width:17px;height:17px;flex:none;accent-color:var(--mal);cursor:pointer}
.k-signrow{display:flex;align-items:center;justify-content:flex-end;gap:1rem}
.k-signrow .k-btn{width:auto;min-width:170px}

/* ---- qr panel ---- */
.k-qr{flex:0 0 220px;width:220px;min-height:300px;border:1px dashed var(--line);border-radius:var(--r);
  padding:.9rem;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.6rem;text-align:center}
.k-qr img{width:180px;height:180px;border-radius:6px;background:#fff;padding:.4rem}
.k-qr .st{font-size:12.5px;color:var(--bone-3)}

/* ---- rows / list ---- */
.k-row{display:flex;justify-content:space-between;gap:1rem;padding:.8rem 0;border-top:1px solid var(--line-2);font-size:.92rem}
.k-row:first-child{border-top:none}
.k-row .k{color:var(--bone-3)}
.k-row .v{color:var(--bone);font-weight:500;text-align:right}
.k-item{display:flex;align-items:center;gap:.7rem;flex-wrap:wrap;padding:.7rem .9rem;
  border:1px solid var(--line);border-radius:var(--r);margin-bottom:.5rem;background:var(--panel-2)}
.k-empty{color:var(--bone-3);text-align:center;padding:2.5rem 0;font-size:.9rem}

/* ---- sidebar nav (cabinet) ---- */
.k-cabgrid{display:flex;gap:2.2rem;align-items:flex-start}
.k-rail{flex:0 0 200px;position:sticky;top:calc(66px + 1.4rem);display:flex;flex-direction:column;gap:2px}
.k-rail .item{padding:9px 13px;border-radius:var(--r);font-size:.88rem;font-weight:500;color:var(--bone-3);
  cursor:pointer;border-left:2px solid transparent;transition:all .25s var(--ease)}
.k-rail .item:hover{background:var(--line-2);color:var(--bone)}
.k-rail .item.on{background:rgba(53,224,161,.08);color:var(--mal-text);border-left-color:var(--mal)}
.k-rail .item.disabled{opacity:.4;cursor:default;pointer-events:none}
.k-content{flex:1;min-width:0}
@media (max-width:760px){.k-cabgrid{flex-direction:column}.k-rail{position:static;flex-direction:row;flex-wrap:wrap}.k-content{width:100%}}

/* ---- toast ---- */
.k-toasts{position:fixed;left:50%;bottom:28px;transform:translateX(-50%);z-index:90;display:flex;flex-direction:column;gap:8px;align-items:center;pointer-events:none}
.k-toast{background:rgba(10,16,14,.96);border:1px solid var(--line);border-radius:var(--r);padding:.65rem 1.1rem;
  font-size:13.5px;color:var(--bone);box-shadow:0 14px 40px rgba(0,0,0,.5);animation:k-toast-in .35s var(--ease)}
.k-toast.ok{border-color:rgba(53,224,161,.4)}
.k-toast.bad{border-color:rgba(255,122,122,.4);color:var(--danger)}
@keyframes k-toast-in{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}

.k-center{text-align:center}
.k-mt{margin-top:1.3rem}
[hidden]{display:none!important}

/* ---- KYC / идентификация ---- */
.k-reqlist{list-style:none;margin:1rem 0 1.3rem;padding:0;display:flex;flex-direction:column;gap:.7rem}
.k-reqlist li{display:flex;gap:.7rem;align-items:center;font-size:.94rem;color:var(--bone-2)}
.k-reqlist li svg{width:20px;height:20px;flex:none;stroke:var(--mal-text);fill:none}
.k-cam-wrap{display:flex;flex-direction:column;gap:1.1rem;align-items:center;margin:.4rem 0}
.k-cam,.k-shot{width:100%;max-width:400px;aspect-ratio:3/4;border:1px solid var(--line);border-radius:var(--r);
  background:#05100C;object-fit:cover;display:block}
.k-cam.doc,.k-shot.doc{aspect-ratio:4/3}
.k-filelab{display:flex;flex-direction:column;align-items:center;justify-content:center;gap:.4rem;width:100%;max-width:400px;
  min-height:150px;border:1px dashed var(--line);border-radius:var(--r);cursor:pointer;color:var(--bone-2);
  background:var(--panel-2);text-align:center;padding:1.2rem;transition:border-color .25s var(--ease),color .25s var(--ease)}
.k-filelab:hover{border-color:var(--mal-text);color:var(--bone)}
.k-filelab input{display:none}
.k-filelab .ic{font-size:26px}
.k-capnote{font-size:12.5px;color:var(--bone-3);text-align:center;max-width:400px;line-height:1.45}
.k-caprow{display:flex;gap:.8rem;width:100%;max-width:400px}
.k-caprow .k-btn{flex:1}
.k-plaque{display:flex;flex-direction:column;gap:1rem;align-items:flex-start}
.k-steps.h{flex-direction:row;gap:0;margin:0 0 1.4rem}
.k-steps.h .st{flex:1;padding:0;flex-direction:column;align-items:center;text-align:center}
.k-steps.h .st::before{display:none}
.k-steps.h .tx{padding-top:.45rem}
.k-steps.h .tx b{font-size:12px}

.k-qrimg{width:220px;height:220px;background:#fff;padding:12px;border-radius:8px;display:block}
.k-passgrid{display:flex;gap:1.6rem;align-items:flex-start}
.k-passgrid .left{flex:1;min-width:0;display:flex;flex-direction:column;gap:1rem}
.k-passgrid .right{flex:0 0 auto;width:206px;display:flex;flex-direction:column;align-items:center;gap:.6rem;text-align:center;
  border-left:1px solid var(--line-2);padding-left:1.5rem}
.k-passgrid .right .k-qrimg{width:168px;height:168px;padding:9px}
@media (max-width:620px){ .k-passgrid{flex-direction:column} .k-passgrid .right{width:100%;border-left:none;border-top:1px solid var(--line-2);padding-left:0;padding-top:1.3rem} }
/* шаг паспорта: центр ровно 50/50, Далее — во всю ширину снизу */
.k-passgrid .half{flex:1 1 0;min-width:0;display:flex;flex-direction:column;align-items:center;gap:.8rem;text-align:center}
.k-passgrid .half.qr{border-left:1px solid var(--line-2);padding-left:1.5rem}
.k-passgrid .half .k-filelab{max-width:none}
@media (max-width:620px){ .k-passgrid .half.qr{border-left:none;border-top:1px solid var(--line-2);padding-left:0;padding-top:1.3rem} }
/* симметрия шаг 1: дроп-зона и QR — одинаковые квадраты */
.k-passgrid .half .k-filelab{width:200px;height:200px;max-width:none;min-height:0;gap:.5rem}
.k-passgrid #kycQrBox{width:200px;height:200px;display:flex;align-items:center;justify-content:center}
.k-passgrid .half.qr .k-qrimg{width:200px;height:200px;padding:10px}
.k-passgrid .half .k-shot.doc{max-width:200px}

.k-filelab.drag{border-color:var(--mal-text);color:var(--bone);background:rgba(53,224,161,.06)}
/* камера на всю ширину карточки + полупрозрачные гайды лица/паспорта */
.k-camstage{position:relative;width:100%;aspect-ratio:16/10;background:#05100C;border:1px solid var(--line);
  border-radius:var(--r);overflow:hidden;margin:0 0 .6rem}
.k-camstage video{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;background:#05100C}
.k-camstage.mir video{transform:scaleX(-1)}
.k-guide{position:absolute;inset:0;pointer-events:none}
.k-guide svg{width:100%;height:100%;display:block}
.k-guide .shape{fill:none;stroke:rgba(255,255,255,.5);stroke-dasharray:5 4;vector-effect:non-scaling-stroke;stroke-width:1.4px}
.k-guide .lbl{fill:rgba(255,255,255,.55);font-family:var(--font);font-size:4px;font-weight:600;text-anchor:middle;letter-spacing:.06em}