:root {
  color-scheme: light;
  --ink: #16213e;
  --ink-soft: #5e6b82;
  --line: #e2e8f0;
  --brand: #315efb;
  --brand-dark: #17223d;
  --danger: #b91c1c;
  --danger-bg: #fee2e2;
  font-family: Inter, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  min-height: 100vh;
  color: var(--ink);
  background: #f4f7fb;
}

.login {
  min-height: 100vh;
  display: grid;
  grid-template-columns: minmax(0, 5fr) minmax(0, 6fr);
}

.login__intro {
  background: linear-gradient(160deg, #17223d 0%, #1f2f57 60%, #24407e 100%);
  color: #dce6fb;
  padding: 56px 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 22px;
}

.login__brand { font-size: 34px; font-weight: 700; color: #fff; letter-spacing: -0.02em; }
.login__pitch { margin: 0; font-size: 17px; line-height: 1.55; max-width: 34ch; }
.login__facts { margin: 0; padding-left: 20px; display: grid; gap: 10px; font-size: 14px; line-height: 1.5; color: #b8c6e6; }

.login__form-side {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 40px 24px;
}

.login__card {
  width: min(100%, 420px);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  padding: 32px;
  box-shadow: 0 18px 50px #1c2c4a12;
  display: grid;
  gap: 16px;
}

.login__title { margin: 0; font-size: 26px; letter-spacing: -0.01em; }
.login__subtitle { margin: -8px 0 4px; color: var(--ink-soft); font-size: 14px; }

.field { display: grid; gap: 6px; }
.field__label { font-size: 13px; font-weight: 600; color: var(--ink-soft); }
.field__control { position: relative; display: block; }

.field__input {
  width: 100%;
  border: 1px solid #cbd5e1;
  border-radius: 10px;
  padding: 11px 12px;
  font: inherit;
  background: #fff;
  transition: border-color .15s ease, box-shadow .15s ease;
}

.field__control .field__input { padding-right: 92px; }
.field__input:focus-visible { outline: none; border-color: var(--brand); box-shadow: 0 0 0 3px #315efb26; }
.field__input:disabled { background: #f1f5f9; color: #94a3b8; }

.field__toggle {
  position: absolute;
  inset-block: 4px;
  right: 4px;
  border: 0;
  border-radius: 8px;
  padding: 0 12px;
  background: #eef2fb;
  color: #334155;
  font: inherit;
  font-size: 13px;
  cursor: pointer;
}

.field__toggle:hover { background: #e2e8f7; }

.hint { margin: -4px 0 0; font-size: 13px; color: #92400e; }

.notice {
  margin: 0;
  padding: 10px 12px;
  border-radius: 10px;
  background: var(--danger-bg);
  color: var(--danger);
  font-size: 14px;
  line-height: 1.4;
}

.notice[data-kind="info"] { background: #e0edff; color: #1e40af; }

.login__submit {
  border: 0;
  border-radius: 11px;
  padding: 13px;
  background: var(--brand);
  color: #fff;
  font: inherit;
  font-weight: 650;
  cursor: pointer;
  transition: background .15s ease, transform .1s ease;
}

.login__submit:hover:not(:disabled) { background: #2450e6; }
.login__submit:active:not(:disabled) { transform: translateY(1px); }
.login__submit:disabled { background: #94a3b8; cursor: progress; }

.login__setup { margin: 0; font-size: 13px; color: var(--ink-soft); line-height: 1.5; }
.login__setup code { background: #f1f5f9; border-radius: 6px; padding: 2px 6px; }

@media (max-width: 860px) {
  .login { grid-template-columns: minmax(0, 1fr); }
  .login__intro { padding: 36px 28px; gap: 14px; }
  .login__facts { display: none; }
}

@media (prefers-reduced-motion: reduce) {
  .field__input, .login__submit { transition: none; }
}