:root { color-scheme: dark; --bg: #0d1117; --surface: #161b22; --text: #f0f6fc; --muted: #a5adb8; --border: #30363d; --blue: #79c0ff; }
* { box-sizing: border-box; }
body { margin: 0; background: var(--bg); color: var(--text); font: 16px/1.6 -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif; }
a { color: var(--blue); text-underline-offset: 4px; }
header { border-bottom: 1px solid var(--border); }
nav, footer { max-width: 1080px; margin: auto; padding: 24px 32px; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
nav > a { font-size: 14px; text-decoration: none; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--text); font-size: 23px; font-weight: 800; font-style: italic; text-transform: uppercase; }
.brand img { object-fit: contain; }
main { max-width: 1080px; margin: auto; padding: 72px 32px; display: grid; grid-template-columns: 0.85fr 1.15fr; gap: 64px; align-items: start; }
.eyebrow { color: var(--blue); font-size: 12px; font-weight: 700; letter-spacing: 0.15em; margin: 0 0 18px; }
h1 { font-size: clamp(36px, 4.5vw, 52px); line-height: 1.08; letter-spacing: -0.045em; margin: 0 0 24px; }
.intro > p:not(.eyebrow), .confirmation > p:not(.eyebrow) { color: var(--muted); font-size: 18px; max-width: 35ch; }
aside { margin-top: 44px; padding-top: 24px; border-top: 1px solid var(--border); }
aside h2 { font-size: 16px; margin: 0 0 8px; }
aside p { font-size: 14px; color: var(--muted); max-width: 32ch; }
.form-card { background: var(--surface); padding: 32px; border: 1px solid var(--border); border-radius: 18px; }
.field { margin-bottom: 22px; }
label { display: block; font-weight: 600; margin-bottom: 8px; font-size: 14px; }
.optional { color: var(--muted); font-weight: 400; }
input, textarea { display: block; width: 100%; padding: 12px 14px; background: var(--bg); color: var(--text); border: 1px solid #485260; border-radius: 8px; font: inherit; line-height: 1.4; }
input[type="hidden"] { display: none; }
textarea { resize: vertical; min-height: 150px; }
::placeholder { color: #8b949e; opacity: 1; }
input:focus-visible, textarea:focus-visible, button:focus-visible, a:focus-visible { outline: 2px solid var(--blue); outline-offset: 3px; }
.hint, .privacy-note { color: var(--muted); font-size: 13px; margin: 8px 0 0; line-height: 1.5; }
.privacy-note { margin-bottom: 20px; }
button, .button { display: flex; align-items: center; justify-content: space-between; gap: 24px; width: 100%; min-height: 48px; padding: 12px 18px; border: 0; border-radius: 8px; background: var(--blue); color: #0d1117; font: inherit; font-weight: 700; cursor: pointer; text-decoration: none; }
button:hover, .button:hover { background: #a5d6ff; }
footer { color: var(--muted); font-size: 13px; border-top: 1px solid var(--border); }
footer div { display: flex; gap: 20px; }
.confirmation { display: block; max-width: 700px; min-height: 65vh; }
.confirmation .button { margin-top: 32px; max-width: 260px; }
@media (max-width: 720px) {
  nav, footer { padding: 20px; }
  main { padding: 36px 20px; display: block; }
  .intro { margin-bottom: 28px; }
  aside { margin-top: 24px; padding-top: 18px; }
  .form-card { padding: 22px; border-radius: 14px; }
  h1 { font-size: 38px; }
  footer { flex-wrap: wrap; }
}