:root {
  --bg: #f4f7fb;
  --surface: #ffffff;
  --surface-soft: #f8fbff;
  --line: #dbe3ec;
  --text: #17263a;
  --muted: #6e7d90;
  --yellow: #f5c400;
  --yellow-dark: #ddb000;
  --danger: #e95353;
  --shadow: 0 24px 50px rgba(23, 38, 58, 0.1);
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: "Segoe UI", "Bahnschrift", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at top left, rgba(245, 196, 0, 0.2), transparent 30%),
    linear-gradient(180deg, #f7f9fc 0%, #eef3f8 100%);
}

code {
  padding: 2px 6px;
  border-radius: 8px;
  background: #eef3f7;
}

.login-shell {
  display: grid;
  place-items: center;
  min-height: 100vh;
  padding: 24px;
}

.login-panel {
  width: min(100%, 460px);
  padding: 28px;
  border: 1px solid var(--line);
  border-radius: 28px;
  background: rgba(255, 255, 255, 0.94);
  box-shadow: var(--shadow);
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 24px;
}

.brand-badge {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 18px;
  background: linear-gradient(180deg, #ffe26b 0%, var(--yellow) 100%);
  font-weight: 800;
}

.eyebrow {
  margin: 0 0 4px;
  color: var(--muted);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.16em;
}

.login-brand h1,
.login-copy h2 {
  margin: 0;
}

.login-copy p {
  color: var(--muted);
  line-height: 1.6;
}

.alert-error {
  margin: 18px 0;
  padding: 12px 14px;
  border: 1px solid rgba(233, 83, 83, 0.24);
  border-radius: 14px;
  color: #972d2d;
  background: rgba(233, 83, 83, 0.1);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.field span {
  font-weight: 700;
}

.field input {
  min-height: 50px;
  padding: 0 14px;
  border: 1px solid var(--line);
  border-radius: 14px;
  outline: none;
  background: var(--surface-soft);
}

.field input:focus {
  border-color: var(--yellow-dark);
  box-shadow: 0 0 0 4px rgba(245, 196, 0, 0.18);
}

.submit-button {
  min-height: 52px;
  border: 0;
  border-radius: 14px;
  color: #18212b;
  background: linear-gradient(180deg, #ffe26b 0%, var(--yellow) 100%);
  font-weight: 800;
  cursor: pointer;
}

.login-note {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-top: 20px;
  padding: 14px;
  border: 1px solid var(--line);
  border-radius: 16px;
  color: var(--muted);
  background: var(--surface-soft);
}

@media (max-width: 640px) {
  .login-panel {
    padding: 22px 18px;
    border-radius: 22px;
  }
}