/* Чекушка — стили сайта и бумажного чека */
@font-face{font-family:"Inter";src:url(/static/fonts/inter-lat.woff2) format("woff2");font-weight:100 900;font-display:swap;unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,U+02DC,U+2000-206F,U+2074,U+20AC,U+2122,U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD}
@font-face{font-family:"Inter";src:url(/static/fonts/inter-cyr.woff2) format("woff2");font-weight:100 900;font-display:swap;unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"JetBrains Mono";src:url(/static/fonts/jetbrains-mono-latin-400.woff2) format("woff2");font-weight:400;font-display:swap;unicode-range:U+0000-00FF,U+2000-206F,U+20AC,U+2122,U+2212}
@font-face{font-family:"JetBrains Mono";src:url(/static/fonts/jetbrains-mono-cyrillic-400.woff2) format("woff2");font-weight:400;font-display:swap;unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"JetBrains Mono";src:url(/static/fonts/jetbrains-mono-latin-500.woff2) format("woff2");font-weight:500;font-display:swap;unicode-range:U+0000-00FF,U+2000-206F,U+20AC,U+2122,U+2212}
@font-face{font-family:"JetBrains Mono";src:url(/static/fonts/jetbrains-mono-cyrillic-500.woff2) format("woff2");font-weight:500;font-display:swap;unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}
@font-face{font-family:"JetBrains Mono";src:url(/static/fonts/jetbrains-mono-latin-700.woff2) format("woff2");font-weight:700;font-display:swap;unicode-range:U+0000-00FF,U+2000-206F,U+20AC,U+2122,U+2212}
@font-face{font-family:"JetBrains Mono";src:url(/static/fonts/jetbrains-mono-cyrillic-700.woff2) format("woff2");font-weight:700;font-display:swap;unicode-range:U+0301,U+0400-045F,U+0490-0491,U+04B0-04B1,U+2116}

:root{
  --bg:#111320;--bg-2:#181B2B;--bg-3:#222639;--line:rgba(255,255,255,.11);
  --text:#F2F1F8;--muted:#9C9EB8;--dim:#6B6E88;
  --ink:#1B1A2E;--ink-2:#3B3B48;--ink-3:#7A7A88;--paper:#FFFFFF;--paper-2:#F4F3EE;
  --stamp:#5B4BD6;--stamp-2:#8A7CFF;--red:#E8472F;--green:#2F9E6B;--amber:#E2A32B;
  --mono:"JetBrains Mono",ui-monospace,SFMono-Regular,Menlo,Consolas,monospace;
  --sans:Inter,system-ui,-apple-system,"Segoe UI",Roboto,Arial,sans-serif;
  --radius:14px;
}
*{box-sizing:border-box}
html{-webkit-text-size-adjust:100%}
body.app{margin:0;background:var(--bg);color:var(--text);font-family:var(--sans);font-size:16px;line-height:1.45;min-height:100vh;display:flex;flex-direction:column}
a{color:inherit}
button,input,select,textarea{font:inherit;color:inherit}
:focus-visible{outline:2px solid var(--stamp-2);outline-offset:3px}
[hidden]{display:none!important}

/* шапка */
.top{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:18px clamp(16px,4vw,40px);border-bottom:1px solid var(--line)}
.brand{display:inline-flex;align-items:center;gap:10px;text-decoration:none}
.brand img{display:block;border-radius:7px}
.wordmark{font-family:var(--mono);font-weight:700;font-size:20px;letter-spacing:.14em;text-transform:uppercase}
.topnav{display:flex;gap:18px;font-size:14px}
.topnav a{color:var(--muted);text-decoration:none;font-weight:500}
.topnav a:hover{color:var(--text)}

/* макет */
.main{flex:1;display:grid;grid-template-columns:1fr;gap:34px;padding:32px clamp(16px,4vw,40px) 48px;max-width:1120px;width:100%;margin:0 auto}
.main-single{grid-template-columns:1fr;max-width:640px}
@media(min-width:900px){.main:not(.main-single){grid-template-columns:minmax(0,1fr) 440px;align-items:start;gap:56px;padding-top:40px}}
.h1{font-size:clamp(24px,3.4vw,32px);line-height:1.15;letter-spacing:-.01em;margin:6px 0 10px;font-weight:700}
.lede{color:var(--muted);margin:0 0 22px;max-width:52ch}

/* сканер */
.scanner{position:relative;border-radius:var(--radius);overflow:hidden;background:#000;aspect-ratio:4/3;margin-bottom:14px;border:1px solid var(--line)}
.scanner video{width:100%;height:100%;object-fit:cover;display:block}
.reticle{position:absolute;inset:14%;pointer-events:none;--c:#fff;--w:3px;--l:26px;
  background:
    linear-gradient(var(--c),var(--c)) top left/var(--l) var(--w) no-repeat,linear-gradient(var(--c),var(--c)) top left/var(--w) var(--l) no-repeat,
    linear-gradient(var(--c),var(--c)) top right/var(--l) var(--w) no-repeat,linear-gradient(var(--c),var(--c)) top right/var(--w) var(--l) no-repeat,
    linear-gradient(var(--c),var(--c)) bottom left/var(--l) var(--w) no-repeat,linear-gradient(var(--c),var(--c)) bottom left/var(--w) var(--l) no-repeat,
    linear-gradient(var(--c),var(--c)) bottom right/var(--l) var(--w) no-repeat,linear-gradient(var(--c),var(--c)) bottom right/var(--w) var(--l) no-repeat}
.scanner .hint-in{position:absolute;left:0;right:0;bottom:12px;text-align:center;font-size:13px;color:#fff;text-shadow:0 1px 3px rgba(0,0,0,.7);pointer-events:none}
.scanner .btn-ghost{position:absolute;top:10px;right:10px}

/* кнопки */
.actions{display:flex;flex-wrap:wrap;gap:10px;align-items:center;margin-bottom:12px}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:13px 18px;border-radius:12px;border:1px solid transparent;cursor:pointer;text-decoration:none;font-weight:600;font-size:15px;min-height:48px;transition:transform .08s ease,background .15s ease,border-color .15s ease}
.btn:active{transform:translateY(1px)}
.btn-primary{background:var(--stamp);color:#fff}
.btn-primary:hover{background:#6a5ae6}
.btn-secondary{background:var(--bg-3);border-color:var(--line);color:var(--text)}
.btn-secondary:hover{border-color:rgba(255,255,255,.3)}
.btn-ghost{background:rgba(0,0,0,.55);color:#fff;border:1px solid rgba(255,255,255,.35);border-radius:10px;padding:8px 12px;cursor:pointer;font-size:14px}
.btn-link{background:none;border:0;padding:8px 4px;color:var(--muted);cursor:pointer;text-decoration:underline;text-underline-offset:3px;font-size:14px}
.btn-link:hover{color:var(--text)}
.btn[disabled],.btn-link[disabled]{opacity:.5;cursor:default;pointer-events:none}
.only-mobile{display:none}
@media(hover:none) and (pointer:coarse){.only-mobile{display:inline-flex}}

/* зона перетаскивания (десктоп) */
.dropzone{border:1.5px dashed rgba(255,255,255,.22);border-radius:var(--radius);padding:22px;text-align:center;color:var(--muted);font-size:14px;margin-bottom:18px;transition:border-color .15s,background .15s}
.dropzone.is-over{border-color:var(--stamp-2);background:rgba(91,75,214,.12);color:var(--text)}
@media(hover:none) and (pointer:coarse){.dropzone{display:none}}

/* ручная форма */
.manual{background:var(--bg-2);border:1px solid var(--line);border-radius:var(--radius);padding:18px;margin-bottom:18px}
.field{display:flex;flex-direction:column;gap:6px;margin-bottom:12px}
.field label{font-size:13px;color:var(--muted);font-weight:500}
.field input,.field select,.field textarea{background:var(--bg);border:1px solid var(--line);border-radius:10px;padding:11px 12px;font-family:var(--mono);font-size:14px;min-height:44px}
.field textarea{font-size:13px;resize:vertical}
.field input:focus,.field select:focus,.field textarea:focus{border-color:var(--stamp-2);outline:none}
.grid{display:grid;grid-template-columns:1fr 1fr;gap:0 12px}
@media(max-width:520px){.grid{grid-template-columns:1fr}}
.or{color:var(--dim);font-size:13px;text-align:center;margin:0 0 12px}
.manual .btn{width:100%}

.status{min-height:24px;color:var(--muted);font-size:14px;margin:6px 0 0}
.status.is-busy::before{content:"";display:inline-block;width:12px;height:12px;border:2px solid var(--stamp-2);border-right-color:transparent;border-radius:50%;margin-right:8px;vertical-align:-1px;animation:spin .8s linear infinite}
.status.is-error{color:#ff8d7a}
@keyframes spin{to{transform:rotate(360deg)}}

/* вывод: прорезь и лента */
.output{position:relative;display:flex;flex-direction:column;align-items:center}
.slot{width:min(440px,100%);height:14px;border-radius:7px;background:linear-gradient(#0a0b12,#1a1c2a);box-shadow:inset 0 2px 6px rgba(0,0,0,.9),0 1px 0 rgba(255,255,255,.08);position:relative;z-index:2}
.slot::after{content:"";position:absolute;left:8%;right:8%;top:5px;height:4px;border-radius:2px;background:#000}
#paper{width:min(440px,100%);margin-top:-6px;position:relative;z-index:1}
.output:not(.is-ready) .slot{opacity:.55}
.after{width:min(440px,100%);display:flex;flex-wrap:wrap;gap:10px 14px;align-items:center;margin-top:18px}
.after .btn{flex:1 1 auto}
.rawbox{width:100%;color:var(--muted);font-size:13px}
.rawbox summary{cursor:pointer}
.rawbox pre{background:var(--bg-2);border:1px solid var(--line);border-radius:10px;padding:12px;overflow:auto;max-height:360px;font-family:var(--mono);font-size:12px;color:var(--text);white-space:pre-wrap;word-break:break-word}
.hint{color:var(--muted);font-size:13px;width:100%}
.placeholder{width:100%;padding:34px 22px 40px;text-align:center;color:var(--dim);font-size:14px;background:var(--paper-2);color:var(--ink-3);border-radius:0 0 4px 4px;position:relative}
.placeholder::after,.paper::after{content:"";position:absolute;left:0;right:0;bottom:-9px;height:10px;background:linear-gradient(-45deg,transparent 7px,var(--paper) 0) 0 0/16px 16px,linear-gradient(45deg,transparent 7px,var(--paper) 0) 8px 0/16px 16px;background-repeat:repeat-x}
.placeholder::after{--paper:#F4F3EE}

/* бумага */
.paper{position:relative;background:var(--paper);color:var(--ink);font-family:var(--mono);font-size:13px;line-height:1.45;padding:26px 22px 22px;box-shadow:0 18px 40px rgba(0,0,0,.45),0 2px 6px rgba(0,0,0,.35);border-radius:0 0 3px 3px}
.paper-head{text-align:center}
.paper-brand{font-weight:700;font-size:15px;letter-spacing:.02em;text-transform:uppercase;word-break:break-word}
.paper-line{font-size:12px;color:var(--ink-2)}
.paper-muted{color:var(--ink-3)}
.paper-rule{border-top:1.5px dashed #C9C8C2;margin:12px 0}
.paper-meta{display:flex;justify-content:space-between;gap:12px;font-size:12.5px;color:var(--ink-2)}
.paper-meta+.paper-meta{margin-top:2px}
.paper-items{list-style:none;margin:0;padding:0;counter-reset:pos}
.paper-item{padding:6px 0;counter-increment:pos}
.paper-item+.paper-item{border-top:1px dotted #E1E0DA}
.item-name{font-weight:500;word-break:break-word}
.item-name::before{content:counter(pos) ". ";color:var(--ink-3)}
.item-row{display:flex;justify-content:space-between;gap:12px;color:var(--ink-2);font-size:12.5px}
.item-sum{color:var(--ink);font-weight:500}
.item-note{font-size:11.5px;color:var(--ink-3)}
.paper-total{display:flex;justify-content:space-between;align-items:baseline;font-weight:700;font-size:20px;margin:6px 0 8px;letter-spacing:.02em}
.paper-fiscal{margin:0;display:grid;grid-template-columns:1fr;gap:3px;font-size:12px}
.paper-fiscal div{display:flex;justify-content:space-between;gap:12px}
.paper-fiscal dt{color:var(--ink-3);flex:0 0 auto}
.paper-fiscal dd{margin:0;text-align:right;word-break:break-all;font-weight:500}
.paper-verdict-zone{position:relative;margin:18px 0 8px;padding:12px 0 0;text-align:center;border-top:1.5px dashed #C9C8C2}
.paper-verdict{margin:12px 0 0;font-family:var(--sans);font-size:13px;color:var(--ink-2)}
.paper-foot{display:flex;justify-content:space-between;gap:12px;font-size:11px;color:var(--ink-3);margin-top:12px}

/* штамп */
.stamp{display:inline-block;padding:9px 16px;border:3px double var(--stamp);border-radius:8px;color:var(--stamp);font-weight:700;font-size:15px;letter-spacing:.14em;text-transform:uppercase;transform:rotate(-7deg);mix-blend-mode:multiply;opacity:.92;
  -webkit-mask:radial-gradient(2px 2px at 20% 30%,transparent 30%,#000 32%),radial-gradient(1.5px 1.5px at 70% 70%,transparent 30%,#000 32%),radial-gradient(1.5px 1.5px at 40% 80%,transparent 30%,#000 32%),radial-gradient(1px 1px at 85% 20%,transparent 30%,#000 32%),linear-gradient(#000,#000);
  mask:radial-gradient(2px 2px at 20% 30%,transparent 30%,#000 32%),radial-gradient(1.5px 1.5px at 70% 70%,transparent 30%,#000 32%),radial-gradient(1.5px 1.5px at 40% 80%,transparent 30%,#000 32%),radial-gradient(1px 1px at 85% 20%,transparent 30%,#000 32%),linear-gradient(#000,#000);
  -webkit-mask-composite:destination-in;mask-composite:intersect}
.stamp-not_found{border-color:var(--amber);color:#B57E13}
.stamp-invalid,.stamp-error{border-color:var(--red);color:var(--red)}
.stamp-pending{border-color:var(--ink-3);color:var(--ink-3);border-style:dashed}

/* печать ленты */
@media(prefers-reduced-motion:no-preference){
  .paper.printing{animation:feed 1.1s steps(22,end) both}
  .paper.printing .stamp{animation:slam .42s cubic-bezier(.2,1.5,.45,1) 1.15s both}
  @keyframes feed{from{clip-path:inset(0 0 100% 0);transform:translateY(-10px)}to{clip-path:inset(0 0 -20px 0);transform:none}}
  @keyframes slam{from{transform:rotate(-7deg) scale(2.2);opacity:0}70%{opacity:.95}to{transform:rotate(-7deg) scale(1);opacity:.92}}
}

/* подвал */
.foot{display:flex;justify-content:space-between;gap:12px;flex-wrap:wrap;padding:18px clamp(16px,4vw,40px);border-top:1px solid var(--line);color:var(--dim);font-size:13px}
.foot a{color:var(--muted);text-decoration:none}

/* документация */
.doc{flex:1;max-width:820px;width:100%;margin:0 auto;padding:24px clamp(16px,4vw,40px) 48px}
.doc h1{font-size:30px;margin:6px 0 10px}
.doc h2{font-size:18px;margin:30px 0 8px}
.doc p{color:var(--muted)}
.doc p b,.doc p code{color:var(--text)}
.doc code{font-family:var(--mono);font-size:13px;background:var(--bg-3);padding:1px 5px;border-radius:5px}
.doc pre{background:var(--bg-2);border:1px solid var(--line);border-radius:10px;padding:14px;overflow:auto;font-family:var(--mono);font-size:12.5px;line-height:1.5}
.doc a{color:var(--stamp-2)}