:root{--ink:#212639;--txt:#1F2937;--muted:#4B5263;--or:#F2603A;--or-dark:#D9461F;--bg:#F4F5F8;--line:#ECEEF3;--err:#B42318;--ok:#1E7A46}
*{box-sizing:border-box}
body{margin:0;background:var(--bg);color:var(--txt);font-family:'Manrope',system-ui,sans-serif;-webkit-font-smoothing:antialiased}
a{color:var(--ink)}a:hover{color:var(--or)}
header{background:#fff}
.hd{max-width:1200px;margin:0 auto;padding:14px 24px;display:flex;align-items:center;gap:10px}
.logo-t{display:flex;flex-direction:column;font-size:19px;font-weight:700;line-height:1.02;color:var(--ink);letter-spacing:-.01em}
main{max-width:600px;margin:0 auto;padding:48px 16px 64px;display:flex;flex-direction:column;gap:20px}
h1{margin:0;font-weight:600;font-size:clamp(28px,4vw,40px);line-height:1.08;letter-spacing:-.01em;color:var(--ink)}
.lead{margin:0;font-size:17px;line-height:1.5}
.card{background:#fff;border-radius:20px;padding:clamp(20px,4vw,32px);display:flex;flex-direction:column;gap:20px}
.field{display:flex;flex-direction:column;gap:8px}
.field label{font-size:15px;font-weight:600;color:var(--ink)}
input[type=text],input[type=tel],input[type=email]{font:inherit;min-height:52px;padding:0 16px;border:1px solid #C9CDD8;border-radius:12px;font-size:17px;color:var(--txt);background:#fff}
input[type=text]:focus,input[type=tel]:focus,input[type=email]:focus{outline:none;border-color:var(--ink);box-shadow:0 0 0 3px rgba(33,38,57,.12)}
.err{font-size:14px;color:var(--err)}
.sep{height:1px;background:var(--line)}
fieldset{margin:0;padding:0;border:0;display:flex;flex-direction:column;gap:16px}
legend{padding:0;margin-bottom:16px;font-size:20px;font-weight:700;color:var(--ink)}
.chk{display:flex;gap:12px;align-items:flex-start;font-size:16px;line-height:1.5;cursor:pointer}
.chk input{flex:none;width:24px;height:24px;margin:0;accent-color:var(--ink)}
.btn{min-height:60px;padding:0 24px;border:0;border-radius:16px;font:inherit;font-size:19px;font-weight:700;cursor:pointer;background:var(--or);color:#fff;transition:background-color .15s ease}
.btn:hover{background:var(--or-dark)}
.btn:focus-visible,.btn2:focus-visible{outline:3px solid var(--or);outline-offset:3px}
.btn[disabled]{opacity:.7;cursor:wait}
.hint{font-size:14px;color:var(--err);text-align:center}
.note{background:#fff;border-radius:16px;padding:20px;display:flex;gap:14px;align-items:flex-start;font-size:15px;line-height:1.5}
.hero{border-radius:24px;padding:clamp(24px,4vw,40px);display:flex;flex-direction:column;gap:18px;align-items:center;text-align:center;background-color:#F7F8FC;background-image:radial-gradient(farthest-side at 0 0,#BFDBEE 0,rgba(191,219,238,0) 100%),radial-gradient(farthest-side at 100% 0,#FFE9DE 0,rgba(255,233,222,0) 100%)}
.okc{width:56px;height:56px;border-radius:50%;background:var(--ok);display:flex;align-items:center;justify-content:center}
.codebox{width:100%;background:#fff;border-radius:20px;padding:24px 16px;display:flex;flex-direction:column;align-items:center;gap:6px}
.cap{font-size:14px;font-weight:700;color:var(--muted);text-transform:uppercase;letter-spacing:.06em}
.code{font-size:clamp(44px,12vw,64px);font-weight:800;line-height:1.1;letter-spacing:.12em;color:var(--ink);font-variant-numeric:tabular-nums}
.small{font-size:14px;color:var(--muted)}
.btn2{min-height:52px;padding:0 24px;background:var(--ink);color:#fff;border:1px solid var(--ink);font:inherit;font-size:16px;font-weight:700;border-radius:14px;cursor:pointer;display:inline-flex;align-items:center;gap:8px;transition:background-color .15s ease,border-color .15s ease}
.btn2:hover{background:var(--or);border-color:var(--or)}
dl{margin:0;display:flex;flex-direction:column;gap:12px;font-size:15px;line-height:1.45}
dl div{display:flex;flex-wrap:wrap;justify-content:space-between;gap:4px 16px}
dt{color:var(--muted)}dd{margin:0;font-weight:600;color:var(--ink)}
.grey{background:var(--bg);border-radius:14px;padding:14px 16px;font-size:15px;line-height:1.5}
.demo{background:#FFF4D6;color:#5C4400;font-size:14px;font-weight:600;text-align:center;padding:10px 16px}
footer{border-top:1px solid #E2E5EC}
.ft{max-width:600px;margin:0 auto;padding:24px 16px 40px;display:flex;flex-direction:column;gap:8px;font-size:13px;line-height:1.55;color:var(--muted)}
.ft div{display:flex;flex-wrap:wrap;gap:6px 16px}
[hidden]{display:none !important}

.intro{display:flex;flex-direction:column;gap:12px}
.form-actions{display:flex;flex-direction:column;gap:10px}
.note-icon{flex:none;margin-top:1px}
.code-title{font-size:clamp(26px,4vw,36px)}