:root {
  --bg: #101828;
  --surface: #ffffff;
  --text: #172033;
  --muted: #667085;
  --line: #dbe3ee;
  --primary: #2563eb;
  --primary-dark: #1d4ed8;
  --danger: #dc2626;
}

* {
  box-sizing: border-box;
}

body {
  align-items: center;
  background: #eef2f7;
  color: var(--text);
  display: flex;
  font-family: "Segoe UI", Arial, sans-serif;
  justify-content: center;
  margin: 0;
  min-height: 100vh;
  padding: 24px;
}

.login-wrapper {
  width: min(100%, 380px);
}

.login-container {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: 8px;
  box-shadow: 0 18px 42px rgba(16, 24, 40, 0.12);
  color: var(--text);
  padding: 30px;
  text-align: left;
}

.logo {
  align-items: center;
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: 8px;
  color: var(--primary);
  display: flex;
  font-size: 24px;
  height: 52px;
  justify-content: center;
  margin-bottom: 18px;
  width: 52px;
}

.login-container h2 {
  font-size: 24px;
  letter-spacing: 0;
  margin: 0 0 22px;
}

.input-group {
  align-items: center;
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 8px;
  display: flex;
  gap: 10px;
  margin-bottom: 14px;
  min-height: 44px;
  padding: 0 12px;
}

.input-group i {
  color: var(--muted);
}

.input-group input {
  background: transparent;
  border: 0;
  color: var(--text);
  flex: 1;
  font-size: 15px;
  outline: none;
}

.input-group input::placeholder {
  color: #98a2b3;
}

.login-container button {
  background: var(--primary);
  border: 0;
  border-radius: 8px;
  color: #fff;
  cursor: pointer;
  font-size: 15px;
  font-weight: 800;
  margin-top: 4px;
  min-height: 44px;
  width: 100%;
}

.login-container button:hover {
  background: var(--primary-dark);
}

.error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  border-radius: 8px;
  color: var(--danger);
  font-size: 14px;
  margin-bottom: 15px;
  padding: 10px;
}

.footer-text {
  color: var(--muted);
  font-size: 12px;
  margin: 18px 0 0;
  text-align: center;
}