:root {
  color-scheme: light;
  --navy: #0b1730;
  --navy-soft: #142c55;
  --blue: #2563eb;
  --blue-hover: #1d4ed8;
  --ink: #15202b;
  --muted: #66758a;
  --border: #dbe3ef;
}

* { box-sizing: border-box; }

body {
  min-height: 100vh;
  margin: 0;
  display: grid;
  place-items: center;
  padding: 28px;
  background:
    radial-gradient(circle at 12% 18%, rgba(37, 99, 235, 0.13), transparent 34%),
    radial-gradient(circle at 86% 82%, rgba(14, 165, 233, 0.1), transparent 30%),
    #f3f6fb;
  color: var(--ink);
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.login {
  width: min(100%, 920px);
  min-height: 570px;
  display: grid;
  grid-template-columns: minmax(320px, 0.95fr) minmax(360px, 1.05fr);
  overflow: hidden;
  border: 1px solid rgba(148, 163, 184, 0.3);
  border-radius: 24px;
  background: #fff;
  box-shadow: 0 34px 90px rgba(15, 31, 61, 0.18);
}

.login__aside {
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  padding: 42px;
  background:
    radial-gradient(circle at 85% 18%, rgba(59, 130, 246, 0.42), transparent 34%),
    linear-gradient(145deg, var(--navy-soft), var(--navy));
  color: #fff;
}

.login__aside::after {
  position: absolute;
  right: -125px;
  bottom: -145px;
  width: 330px;
  height: 330px;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 50%;
  box-shadow: 0 0 0 42px rgba(255, 255, 255, 0.035), 0 0 0 88px rgba(255, 255, 255, 0.025);
  content: "";
}

.brand {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 0.88rem;
  font-weight: 800;
  letter-spacing: 0.14em;
}

.brand__mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid rgba(255, 255, 255, 0.26);
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.1);
  color: #93c5fd;
  letter-spacing: 0;
}

.login__aside-copy { position: relative; z-index: 1; max-width: 330px; }
.login__kicker, .login__eyebrow {
  margin: 0 0 12px;
  color: #93c5fd;
  font-size: 0.73rem;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
}

.login__aside h2 {
  margin: 0 0 20px;
  font-size: clamp(2.25rem, 4vw, 3.15rem);
  line-height: 1.02;
  letter-spacing: -0.045em;
}

.login__aside-copy > p:last-child {
  margin: 0;
  color: rgba(226, 232, 240, 0.78);
  line-height: 1.65;
}

.login__privacy {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 9px;
  color: rgba(226, 232, 240, 0.7);
  font-size: 0.78rem;
}

.login__privacy span, .login__hint span {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: #34d399;
  box-shadow: 0 0 0 4px rgba(52, 211, 153, 0.12);
}

.login__box {
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 54px 58px;
  background: #fff;
}

.login__intro { margin-bottom: 28px; }
.login__eyebrow { color: var(--blue); margin-bottom: 9px; }
.login__intro h1 {
  margin: 0 0 10px;
  font-size: clamp(2rem, 4vw, 2.55rem);
  line-height: 1.1;
  letter-spacing: -0.04em;
}

.login__intro > p:last-child { margin: 0; color: var(--muted); }
.login__form label {
  display: block;
  margin: 17px 0 8px;
  color: #344258;
  font-size: 0.82rem;
  font-weight: 700;
}

.login__form input:not([type="hidden"]) {
  width: 100%;
  height: 48px;
  border: 1px solid var(--border);
  border-radius: 10px;
  background: #fbfcfe;
  color: var(--ink);
  font: inherit;
  padding: 0 14px;
  transition: border-color 0.16s ease, box-shadow 0.16s ease;
}

.login__form input:focus {
  border-color: var(--blue);
  background: #fff;
  box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
  outline: none;
}

.login__form button {
  width: 100%;
  height: 48px;
  margin-top: 24px;
  border: 0;
  border-radius: 10px;
  background: var(--blue);
  color: #fff;
  cursor: pointer;
  font: inherit;
  font-weight: 760;
  box-shadow: 0 9px 22px rgba(37, 99, 235, 0.22);
  transition: transform 0.16s ease, background 0.16s ease;
}

.login__form button:hover { transform: translateY(-1px); background: var(--blue-hover); }
.login__error {
  display: grid;
  gap: 3px;
  margin-bottom: 4px;
  border: 1px solid #fecaca;
  border-radius: 10px;
  background: #fff5f5;
  color: #991b1b;
  padding: 11px 13px;
  font-size: 0.82rem;
}

.login__hint {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  margin: 22px 0 0;
  color: #8491a3;
  font-size: 0.74rem;
}

@media (max-width: 760px) {
  body { padding: 16px; }
  .login { min-height: auto; grid-template-columns: 1fr; border-radius: 18px; }
  .login__aside { min-height: 175px; padding: 28px; }
  .login__aside-copy { margin-top: 38px; }
  .login__aside h2 { margin: 0; font-size: 2rem; }
  .login__aside-copy > p:last-child, .login__privacy { display: none; }
  .login__box { padding: 36px 28px 34px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { transition: none !important; }
}