:root
{
  --bg-1: #06101b;
  --bg-2: #0b1f33;
  --card: rgba(255, 255, 255, 0.08);
  --border: rgba(255, 255, 255, 0.14);
  --text: rgba(255, 255, 255, 0.92);
  --muted: rgba(255, 255, 255, 0.70);
  --soft: rgba(255, 255, 255, 0.55);
  --accent: #7dd3fc;
  --shadow: rgba(0, 0, 0, 0.45);
  --err: rgba(239, 68, 68, 0.20);
}

*
{
  box-sizing: border-box;
}

html,
body
{
  height: 100%;
}

body
{
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;
  color: var(--text);
  background: radial-gradient(1200px 900px at 20% 20%, var(--bg-2), var(--bg-1));
  display: grid;
  place-items: center;
  padding: 22px;
}

.page
{
  width: 100%;
  max-width: 520px;
}

.card
{
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 22px;
  box-shadow: 0 24px 70px var(--shadow);
  padding: 18px;
}

.title
{
  font-size: 28px;
  font-weight: 950;
  letter-spacing: 0.2px;
}

.sub
{
  margin-top: 6px;
  color: var(--muted);
}

.hint
{
  margin-top: 14px;
  color: rgba(255, 255, 255, 0.70);
  font-size: 14px;
}

.form
{
  display: grid;
  gap: 12px;
  margin-top: 14px;
}

.field
{
  display: grid;
  gap: 6px;
}

.field__label
{
  font-size: 12px;
  color: var(--soft);
  letter-spacing: 0.3px;
  text-transform: uppercase;
  font-weight: 900;
}

.field__input
{
  width: 100%;
  padding: 12px 12px;
  border-radius: 14px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  background: rgba(0, 0, 0, 0.20);
  color: var(--text);
  outline: none;
}

.field__input:focus
{
  border-color: rgba(125, 211, 252, 0.60);
  box-shadow: 0 0 0 4px rgba(125, 211, 252, 0.12);
}

.btn
{
  border: 1px solid rgba(125, 211, 252, 0.35);
  background: rgba(125, 211, 252, 0.12);
  color: var(--text);
  padding: 12px 14px;
  border-radius: 14px;
  cursor: pointer;
  font-weight: 900;
  letter-spacing: 0.2px;
}

.notice
{
  margin-top: 14px;
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 14px 16px;
  background: var(--err);
}

.notice__title
{
  font-weight: 900;
  margin-bottom: 8px;
}

.notice__list
{
  margin: 0;
  padding-left: 18px;
}

.links
{
  margin-top: 10px;
}

.link
{
  color: var(--accent);
  text-decoration: none;
  font-weight: 850;
}