:root {
  color-scheme: dark;
  --shaw: #216f9b;
  --shaw-light: #72bfe8;
  --bg: #0a131a;
  --surface: #0f1a22;
  --surface-2: #14212b;
  --text: #f3f7f9;
  --muted: #adbec7;
  --line: rgba(114, 191, 232, 0.24);
  --gradient: linear-gradient(135deg, #72bfe8 0%, #216f9b 100%);
}

[data-theme="light"] {
  color-scheme: light;
  --bg: #f7f6f2;
  --surface: #ffffff;
  --surface-2: #efeee9;
  --text: #16232b;
  --muted: #536772;
  --line: rgba(33, 111, 155, 0.22);
}

* { box-sizing: border-box; }

body {
  min-height: 100vh;
  margin: 0;
  color: var(--text);
  background:
    radial-gradient(circle at 20% 15%, rgba(114, 191, 232, 0.13), transparent 30rem),
    linear-gradient(rgba(114, 191, 232, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(114, 191, 232, 0.035) 1px, transparent 1px),
    var(--bg);
  background-size: auto, 36px 36px, 36px 36px, auto;
  font-family: Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

.login-shell {
  min-height: 100vh;
  display: grid;
  place-content: center;
  justify-items: center;
  padding: 32px 20px;
}

.login-card {
  position: relative;
  width: min(100%, 500px);
  padding: 42px;
  overflow: hidden;
  border: 1px solid var(--line);
  border-radius: 20px;
  background: color-mix(in srgb, var(--surface) 94%, transparent);
  box-shadow: 0 30px 80px rgba(0, 0, 0, 0.28);
}

.login-card::before {
  content: "";
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  background: var(--gradient);
}

.login-card::after {
  content: "";
  position: absolute;
  width: 260px;
  height: 260px;
  right: -150px;
  top: -160px;
  border: 1px solid var(--line);
  border-radius: 50%;
  box-shadow: 0 0 0 26px rgba(114, 191, 232, 0.025), 0 0 0 52px rgba(33, 111, 155, 0.025);
  pointer-events: none;
}

.login-card > * {
  position: relative;
  z-index: 1;
}

.login-card img {
  display: block;
  width: min(100%, 290px);
  height: auto;
  margin: -22px auto 12px;
}

.eyebrow {
  margin: 0 0 10px;
  color: var(--shaw-light);
  font-size: 0.73rem;
  font-weight: 800;
  letter-spacing: 0.13em;
  text-transform: uppercase;
}

[data-theme="light"] .eyebrow { color: var(--shaw); }

h1 {
  margin: 0;
  font-size: clamp(1.75rem, 5vw, 2.45rem);
  line-height: 1.08;
  letter-spacing: -0.04em;
}

.login-copy {
  margin: 16px 0 26px;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.65;
}

.login-form {
  display: grid;
  gap: 10px;
}

.login-form label {
  font-size: 0.82rem;
  font-weight: 750;
}

.login-form input {
  width: 100%;
  min-height: 52px;
  padding: 0 15px;
  color: var(--text);
  background: var(--surface-2);
  border: 1px solid var(--line);
  border-radius: 10px;
  font: inherit;
}

.login-form input:focus {
  outline: 3px solid rgba(114, 191, 232, 0.22);
  border-color: var(--shaw-light);
}

.login-form button {
  min-height: 52px;
  margin-top: 6px;
  padding: 0 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  border: 0;
  border-radius: 10px;
  color: #061018;
  background: var(--gradient);
  box-shadow: 0 12px 30px rgba(33, 111, 155, 0.24);
  cursor: pointer;
  font: inherit;
  font-weight: 850;
}

.login-form button:hover { filter: brightness(1.07); }

.login-form button:focus-visible {
  outline: 3px solid rgba(114, 191, 232, 0.35);
  outline-offset: 3px;
}

.login-error {
  margin: 0 0 18px;
  padding: 12px 14px;
  color: #ffccc7;
  background: rgba(180, 35, 24, 0.14);
  border-left: 3px solid #ef6b63;
  border-radius: 5px;
  font-size: 0.9rem;
}

[data-theme="light"] .login-error {
  color: #8d1a12;
  background: #fff1f0;
}

.privacy-note {
  margin: 21px 0 0;
  color: var(--muted);
  font-size: 0.76rem;
  line-height: 1.55;
}

.privacy-note span {
  color: #57c98a;
  margin-right: 6px;
}

.partner-note {
  margin: 22px 0 0;
  color: var(--muted);
  font-size: 0.76rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

@media (max-width: 520px) {
  .login-card {
    padding: 32px 24px;
    border-radius: 16px;
  }
  .login-card img {
    width: 245px;
    margin-top: -14px;
  }
}