:root {
  --bg: #f4f7fb;
  --card: #ffffff;
  --primary: #2e86de;
  --text: #2a2a2a;
  --muted: #667085;
  --shadow: 0 14px 40px rgba(0, 0, 0, 0.08);
  --border: #e5e9f2;
}

* {
  box-sizing: border-box;
}
body {
  margin: 0;
  min-height: 100vh;
  display: grid;
  place-items: center;
  font-family: "Inter", "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
  background: radial-gradient(circle at top, #ffffff, var(--bg));
  color: var(--text);
}

.login-page {
  width: min(380px, calc(100vw - 32px));
  padding: 32px;
  background: var(--card);
  border-radius: 18px;
  box-shadow: var(--shadow);
  border: 1px solid var(--border);
}

.login-page h1 {
  margin: 0 0 14px;
  font-size: 1.6rem;
  color: #1f3a93;
  text-align: center;
}

.login-page p.subtitle {
  margin: 0 0 24px;
  text-align: center;
  color: var(--muted);
  font-size: 0.92rem;
}

.login-field {
  width: 100%;
  margin-bottom: 14px;
}

.login-field label {
  display: block;
  margin-bottom: 6px;
  color: #475569;
  font-size: 0.82rem;
  letter-spacing: 0.02em;
}

.login-field input {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #d5dae7;
  border-radius: 12px;
  font-size: 1rem;
  color: #0f172a;
  background: #f8fafc;
  transition:
    border-color 0.2s ease,
    box-shadow 0.2s ease;
}

.login-field input:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(46, 134, 222, 0.14);
  outline: none;
}

.login-btn {
  width: 100%;
  padding: 12px;
  border: 0;
  border-radius: 12px;
  background: var(--primary);
  color: #fff;
  font-size: 1rem;
  font-weight: 700;
  cursor: pointer;
  transition:
    transform 0.2s ease,
    filter 0.2s ease;
}

.login-btn:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
}

.login-footer {
  margin-top: 16px;
  text-align: center;
  font-size: 0.83rem;
  color: var(--muted);
}

@media (max-width: 420px) {
  .login-page {
    padding: 24px;
  }
}