:root{
  --bg:#0a0612;
  --bg2:#140a23;
  --card:#160e26;
  --card2:#1d1233;
  --line:rgba(255,255,255,.08);
  --txt:#efe9ff;
  --mut:#a99fc4;
  --p1:#ff7a18;   /* orange */
  --p2:#ff2d75;   /* magenta */
  --p3:#7b5cff;   /* violet */
  --p4:#19d3ff;   /* cyan */
  --glow:0 0 0 1px rgba(255,255,255,.06), 0 24px 60px rgba(0,0,0,.55);
}
*{margin:0;padding:0;box-sizing:border-box}
[hidden]{display:none !important}
html{-webkit-text-size-adjust:100%}
body{
  font-family:'Manrope',system-ui,sans-serif;
  background:
    radial-gradient(1100px 600px at 85% -10%,rgba(255,122,24,.18),transparent 60%),
    radial-gradient(900px 600px at 5% 110%,rgba(123,92,255,.20),transparent 60%),
    var(--bg);
  color:var(--txt);line-height:1.6;min-height:100vh;
  -webkit-tap-highlight-color:transparent;
}
.wrap{max-width:1240px;margin:0 auto;padding:0 22px}
/* Учёт «чёлки»/скруглений экрана на телефонах */
.topbar .bar-inner{padding-left:env(safe-area-inset-left);padding-right:env(safe-area-inset-right)}
a{color:inherit;text-decoration:none}
h1,.logo,.panel-title{font-family:'Unbounded',sans-serif}
.grad{
  background:linear-gradient(110deg,var(--p1),var(--p2) 45%,var(--p3));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}

/* ===== TOPBAR ===== */
.topbar{position:sticky;top:0;z-index:20;background:rgba(10,6,18,.82);
  backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.bar-inner{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:16px 0}
.logo{display:flex;align-items:center;gap:10px;font-weight:900;font-size:1.2rem;letter-spacing:.5px}
.logo .mark{font-size:1.4rem}
.tool-tag{font-weight:700;font-size:.9rem;color:var(--mut);background:rgba(255,255,255,.05);
  border:1px solid var(--line);padding:8px 14px;border-radius:50px}

/* ===== LAYOUT ===== */
.app{display:grid;grid-template-columns:minmax(320px,420px) 1fr;gap:26px;padding-top:30px;padding-bottom:60px;align-items:start}
.panel{background:linear-gradient(180deg,var(--card2),var(--bg));border:1px solid var(--line);
  border-radius:24px;padding:30px 28px;box-shadow:var(--glow)}
.panel-title{font-size:1.7rem;font-weight:800;letter-spacing:-.5px;margin-bottom:8px}
.panel-sub{color:var(--mut);font-size:.96rem;margin-bottom:24px}

/* ===== FORM ===== */
.cert-form{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.field{display:flex;flex-direction:column}
.field.full{grid-column:1/-1}
.field label{font-size:.82rem;font-weight:700;color:var(--mut);margin-bottom:7px}
.field .req{color:var(--p2)}
.field .opt{color:var(--mut);font-weight:600;opacity:.7}
.field input,.field select,.field textarea{
  width:100%;background:rgba(255,255,255,.04);border:1px solid var(--line);border-radius:12px;
  padding:12px 14px;color:var(--txt);font-family:inherit;font-size:16px;transition:.2s}
.field input::placeholder,.field textarea::placeholder{color:rgba(169,159,196,.55)}
.field input:focus,.field select:focus,.field textarea:focus{outline:none;border-color:var(--p3);
  box-shadow:0 0 0 3px rgba(123,92,255,.18)}
.field select{cursor:pointer;appearance:none;
  background-image:linear-gradient(45deg,transparent 50%,var(--mut) 50%),linear-gradient(135deg,var(--mut) 50%,transparent 50%);
  background-position:calc(100% - 18px) 18px,calc(100% - 13px) 18px;background-size:5px 5px;background-repeat:no-repeat}
.field select option{background:var(--bg2);color:var(--txt)}
.field textarea{resize:vertical;min-height:70px}

/* ===== ACTIONS ===== */
.actions{display:flex;gap:12px;margin-top:24px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;flex:1;min-width:150px;
  padding:14px 22px;border-radius:13px;font-weight:800;font-size:1rem;cursor:pointer;border:none;
  transition:transform .2s ease,box-shadow .2s ease,filter .2s;font-family:inherit}
.btn-main{background:linear-gradient(110deg,var(--p1),var(--p2));color:#fff;box-shadow:0 10px 26px rgba(255,45,117,.38)}
.btn-main:hover{transform:translateY(-2px);box-shadow:0 14px 34px rgba(255,45,117,.5);filter:brightness(1.05)}
.btn-line{background:rgba(255,255,255,.04);color:#fff;border:1px solid var(--line)}
.btn-line:hover{transform:translateY(-2px);border-color:var(--p4);box-shadow:0 0 22px rgba(25,211,255,.22)}
.hint{margin-top:16px;color:var(--mut);font-size:.85rem;line-height:1.5;
  background:rgba(255,255,255,.03);border:1px dashed var(--line);border-radius:12px;padding:12px 14px}
.hint b{color:var(--txt)}

/* ===== PREVIEW ===== */
.preview-panel{position:sticky;top:88px}
.preview-head{display:flex;align-items:baseline;justify-content:space-between;margin-bottom:16px}
.eyebrow{color:var(--p4);font-weight:800;letter-spacing:3px;text-transform:uppercase;font-size:.78rem}
.pv-hint{color:var(--mut);font-size:.82rem}
.canvas-frame{border-radius:16px;overflow:hidden;border:1px solid var(--line);box-shadow:var(--glow);background:#000}
#certCanvas{display:block;width:100%;height:auto}

/* ===== PRINT ===== */
#printArea{display:none}
@media print{
  @page{size:A4 landscape;margin:0}
  body{background:#fff}
  body>*{display:none !important}
  #printArea{display:block !important;position:static}
  #printArea img{display:block;width:100%;height:auto}
}

/* ===== SAVE MODAL (мобильный фолбэк сохранения) ===== */
.save-modal{position:fixed;inset:0;z-index:100;display:flex;align-items:center;justify-content:center;
  padding:calc(20px + env(safe-area-inset-top)) 18px calc(20px + env(safe-area-inset-bottom));
  background:rgba(6,3,12,.82);backdrop-filter:blur(6px)}
.save-box{position:relative;width:100%;max-width:640px;max-height:100%;overflow:auto;
  background:linear-gradient(180deg,var(--card2),var(--bg));border:1px solid var(--line);
  border-radius:20px;padding:22px 20px;box-shadow:var(--glow);text-align:center}
.save-close{position:absolute;top:12px;right:12px;width:40px;height:40px;border-radius:50%;
  border:1px solid var(--line);background:rgba(255,255,255,.06);color:var(--txt);
  font-size:1.05rem;cursor:pointer;line-height:1}
.save-tip{color:var(--txt);font-size:.95rem;line-height:1.5;margin:4px 8px 16px}
.save-tip b{color:var(--p4)}
.save-img{display:block;width:100%;height:auto;border-radius:12px;border:1px solid var(--line);
  -webkit-touch-callout:default;touch-action:manipulation}
.save-dl{margin-top:16px;text-decoration:none}

/* ===== RESPONSIVE ===== */
@media(max-width:900px){
  .app{grid-template-columns:1fr;padding-top:20px}
  .preview-panel{position:static;order:-1}
}
@media(max-width:520px){
  .wrap{padding:0 16px}
  .cert-form{grid-template-columns:1fr}
  .panel{padding:22px 18px;border-radius:20px}
  .panel-title{font-size:1.45rem}
  .actions{flex-direction:column;gap:10px}
  .btn{min-width:100%;padding:16px 22px}
  body{padding-bottom:env(safe-area-inset-bottom)}
}