:root {
  --bg: #07111f;
  --panel: #0a1020;
  --line: #1b2740;
  --text: #f7fbff;
  --muted: #9ca7bd;
  --blue: #125afc;
  --cyan: #07d0fe;
  --err: #ff6b6b;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background: var(--bg);
  color: var(--text);
  font: 400 16px/1.55 Inter, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  min-height: 100vh;
  overflow-x: hidden;
  position: relative;
}
.glow {
  position: fixed; inset: auto -20vw -30vh auto; width: 70vw; height: 70vw; max-width: 900px; max-height: 900px;
  background: radial-gradient(circle, rgba(18,90,252,.35) 0%, rgba(7,208,254,.08) 45%, transparent 70%);
  pointer-events: none; z-index: 0;
}
a { color: var(--cyan); }
.top, .wrap, .foot { position: relative; z-index: 1; max-width: 1080px; margin: 0 auto; padding: 0 16px; }
.top { display: flex; align-items: center; justify-content: space-between; padding-top: 28px; }
.logo { height: 28px; width: auto; }
.tag { font-size: 12px; letter-spacing: .2em; text-transform: uppercase; color: var(--muted); }

.wrap { display: grid; gap: 40px; padding-top: 48px; padding-bottom: 56px; }
@media (min-width: 900px) {
  .wrap { grid-template-columns: 1.1fr .9fr; align-items: start; padding-top: 72px; }
  .card { position: sticky; top: 24px; }
}
.eyebrow { margin: 0 0 14px; color: var(--cyan); font-size: 12px; font-weight: 600; letter-spacing: .2em; text-transform: uppercase; }
.eyebrow::before { content: ""; display: inline-block; width: 28px; height: 3px; border-radius: 2px; background: var(--blue); vertical-align: middle; margin-right: 10px; }
h1 { font: 800 clamp(36px, 6vw, 58px)/1.05 Sora, Inter, sans-serif; margin: 0 0 18px; letter-spacing: -.01em; }
h1 span { color: var(--cyan); display: block; }
.lead { color: #d6deec; font-size: 18px; margin: 0 0 24px; max-width: 34em; }
.list { list-style: none; padding: 0; margin: 0 0 32px; display: grid; gap: 10px; }
.list li { padding-left: 28px; position: relative; color: #cfd8e8; }
.list li::before { content: ""; position: absolute; left: 0; top: .5em; width: 14px; height: 8px; border-left: 2px solid var(--cyan); border-bottom: 2px solid var(--cyan); transform: rotate(-45deg); }
.list b { color: var(--text); font-weight: 600; }
.cover { margin: 0; max-width: 340px; }
@media (max-width: 899px) {
  .cover { display: none; }
  .wrap { gap: 8px; padding-top: 32px; }
  .list { margin-bottom: 20px; }
}
.cover img { width: 100%; height: auto; display: block; border-radius: 10px; border: 1px solid var(--line); box-shadow: 0 30px 80px -20px rgba(18,90,252,.45); transform: rotate(-2deg); }

.card { background: var(--panel); border: 1px solid var(--line); border-radius: 16px; padding: 28px 22px; }
.card h2 { font: 700 24px/1.2 Sora, Inter, sans-serif; margin: 0 0 6px; }
.sub { color: var(--muted); margin: 0 0 20px; font-size: 15px; }
.error { background: rgba(255,107,107,.1); border: 1px solid rgba(255,107,107,.4); color: #ffc9c9; border-radius: 10px; padding: 10px 12px; font-size: 14px; }
.field { display: block; font-size: 14px; font-weight: 500; margin-bottom: 14px; color: #dbe3f0; }
.field small { color: var(--muted); font-weight: 400; }
.field input {
  display: block; width: 100%; margin-top: 6px; padding: 13px 14px; font: inherit; font-size: 16px; color: var(--text);
  background: var(--bg); border: 1px solid var(--line); border-radius: 10px; outline: none; transition: border-color .15s;
}
.field input::placeholder { color: #5d6a83; }
.field input:focus { border-color: var(--cyan); box-shadow: 0 0 0 3px rgba(7,208,254,.15); }
.check { display: flex; gap: 10px; align-items: flex-start; font-size: 13px; color: var(--muted); margin: 6px 0 20px; cursor: pointer; }
.check input { margin-top: 3px; width: 18px; height: 18px; accent-color: var(--blue); flex: none; }
button {
  width: 100%; padding: 15px 20px; border: 0; border-radius: 10px; cursor: pointer;
  font: 700 16px Sora, Inter, sans-serif; color: #fff; background: linear-gradient(135deg, #0b3fd0 0%, var(--blue) 100%);
  transition: transform .1s, filter .15s;
}
button:hover { filter: brightness(1.08); }
button:active { transform: translateY(1px); }
.fine { font-size: 12px; color: var(--muted); margin: 14px 0 0; }
.hp { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

.foot { display: flex; justify-content: space-between; gap: 12px; flex-wrap: wrap; border-top: 1px solid var(--line); padding-top: 18px; padding-bottom: 28px; color: var(--muted); font-size: 13px; }

.done { max-width: 620px; margin: 0 auto; text-align: center; padding: 72px 16px 56px; position: relative; z-index: 1; }
.done .ok { width: 56px; height: 56px; border-radius: 50%; margin: 0 auto 20px; display: grid; place-items: center; background: linear-gradient(135deg, var(--blue), var(--cyan)); }
.done .ok::after { content: ""; width: 20px; height: 11px; border-left: 3px solid #fff; border-bottom: 3px solid #fff; transform: rotate(-45deg) translate(1px, -2px); }
.done h1 span { display: inline; }
.done .lead { margin: 0 auto 28px; }
.btn { display: inline-block; padding: 15px 28px; border-radius: 10px; color: #fff; text-decoration: none; font: 700 16px Sora, Inter, sans-serif; background: linear-gradient(135deg, #0b3fd0 0%, var(--blue) 100%); }
.next { margin-top: 40px; padding: 22px; border: 1px solid var(--line); border-radius: 14px; background: var(--panel); color: var(--muted); font-size: 15px; }
.next b { color: var(--text); }