:root {
  color-scheme: dark;
  font-family: "Segoe UI", system-ui, sans-serif;
  color: #e6edf3;
  background: #111315;
  font-synthesis: none;
  text-rendering: optimizeLegibility;
}

* { box-sizing: border-box; }

body {
  min-width: 320px;
  min-height: 100vh;
  margin: 0;
  background: radial-gradient(ellipse at 50% 0, #203247 0, #111315 56%);
}

.page {
  width: min(680px, calc(100% - 32px));
  min-height: 100vh;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 42px 0;
}

.brand { display: flex; align-items: center; gap: 12px; margin: 0 0 24px 4px; font-size: 17px; letter-spacing: .2px; }
.brand strong { color: #8cc7ed; font-weight: 600; }
.brand-icon { display: grid; place-items: center; width: 38px; height: 38px; border-radius: 10px; background: #173b55; color: #85d1ff; font: 700 14px Consolas, monospace; }
.card { padding: clamp(24px, 6vw, 44px); border: 1px solid #30363d; border-radius: 12px; background: rgba(25, 28, 31, .94); box-shadow: 0 24px 70px #0005; }
.eyebrow { margin: 0 0 10px; color: #72c4ee; font-size: 11px; font-weight: 700; letter-spacing: 1.4px; }
h1 { margin: 0; font-size: clamp(25px, 5vw, 34px); font-weight: 600; letter-spacing: -.6px; }
.intro { max-width: 510px; margin: 12px 0 28px; color: #aeb7c0; line-height: 1.6; }
form > label, legend { display: block; margin-bottom: 8px; color: #d9dee3; font-size: 13px; font-weight: 600; }
input[type="text"] { width: 100%; padding: 12px 13px; border: 1px solid #4a5159; border-radius: 6px; outline: none; background: #131619; color: #f2f6f9; font: inherit; }
input[type="text"]:focus { border-color: #1689c7; box-shadow: 0 0 0 2px #1689c744; }
fieldset { display: grid; grid-template-columns: 1fr 1fr; gap: 10px; margin: 24px 0; padding: 0; border: 0; }
legend { grid-column: 1 / -1; }
.choice { display: flex; align-items: flex-start; gap: 10px; min-height: 70px; padding: 13px; border: 1px solid #424950; border-radius: 6px; cursor: pointer; }
.choice:has(input:checked) { border-color: #1689c7; background: #12334a66; }
.choice input { margin: 3px 0 0; accent-color: #1689c7; }
.choice span { display: grid; gap: 5px; }
.choice strong { font-size: 13px; }
.choice small { color: #aeb7c0; line-height: 1.35; }
button { display: flex; align-items: center; justify-content: space-between; width: 100%; padding: 12px 15px; border: 0; border-radius: 6px; background: #1689c7; color: white; font-family: inherit; font-size: 14px; font-weight: 600; cursor: pointer; }
button:hover { background: #0875b2; }
.message { min-height: 19px; margin: 10px 0 0; color: #ffb4a9; font-size: 12px; }
footer { margin: 20px 4px 0; color: #89929b; font-size: 12px; line-height: 1.55; }

@media (max-width: 500px) {
  fieldset { grid-template-columns: 1fr; }
  .choice { min-height: 60px; }
}