html,
body {
  margin: 0;
  padding: 0;
  min-height: 100%;
  background: radial-gradient(circle at top, #151832 0%, #050711 55%, #02030a 100%);
  color: #f4f5ff;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

a {
  color: #a9beff;
  text-decoration: none;
}

a:hover {
  color: #d9e3ff;
}

.users-shell {
  min-height: 100vh;
  padding: 24px 14px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.users-card {
  width: 100%;
  max-width: 760px;
  border-radius: 18px;
  padding: 22px;
  background: radial-gradient(circle at top left, rgba(84, 112, 255, 0.18), rgba(8, 10, 26, 0.96));
  box-shadow:
    0 18px 40px rgba(0, 0, 0, 0.7),
    0 0 0 1px rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(10px);
}

.users-card-small {
  max-width: 520px;
}

.users-card h1 {
  margin: 0 0 18px;
  font-size: 1.45rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.users-form {
  display: grid;
  gap: 16px;
}

.form-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 14px;
}

@media (min-width: 700px) {
  .form-grid {
    grid-template-columns: 1fr 1fr;
  }
}

label {
  display: block;
  margin-bottom: 7px;
  font-size: 0.9rem;
  opacity: 0.9;
}

input,
select {
  width: 100%;
  border: 1px solid rgba(255, 255, 255, 0.15);
  background: rgba(5, 10, 28, 0.9);
  color: #f4f5ff;
  padding: 12px 14px;
  border-radius: 12px;
  outline: none;
  font-size: 0.96rem;
  transition: border-color 140ms ease-out, box-shadow 140ms ease-out;
}

input:focus,
select:focus {
  border-color: rgba(138, 172, 255, 0.9);
  box-shadow: 0 0 0 3px rgba(92, 132, 255, 0.18);
}

.checkbox-row {
  display: flex;
  align-items: center;
  gap: 10px;
  margin: 2px 0 0;
  cursor: pointer;
}

.checkbox-row input {
  width: auto;
  margin: 0;
}

.btn-main,
.btn-link,
.btn-ghost {
  border: none;
  cursor: pointer;
  border-radius: 999px;
  padding: 12px 18px;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  transition:
    background 140ms ease-out,
    box-shadow 140ms ease-out,
    transform 80ms ease-out,
    border-color 140ms ease-out;
}

.btn-main,
.btn-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(circle at top, rgba(141, 181, 255, 0.95), rgba(53, 82, 210, 1));
  color: #050711;
  box-shadow:
    0 0 0 1px rgba(205, 220, 255, 0.9),
    0 8px 18px rgba(0, 0, 0, 0.55);
}

.btn-main:hover,
.btn-link:hover {
  transform: translateY(-1px);
}

.btn-ghost {
  background: rgba(255, 255, 255, 0.06);
  color: #f4f5ff;
  border: 1px solid rgba(255, 255, 255, 0.16);
}

.btn-ghost:hover {
  background: rgba(255, 255, 255, 0.12);
}

.msg {
  margin-bottom: 16px;
  padding: 12px 14px;
  border-radius: 12px;
  font-size: 0.94rem;
  line-height: 1.5;
}

.msg.success {
  background: rgba(41, 182, 117, 0.16);
  border: 1px solid rgba(76, 210, 150, 0.28);
  color: #d8ffea;
}

.msg.error {
  background: rgba(255, 74, 110, 0.12);
  border: 1px solid rgba(255, 104, 136, 0.28);
  color: #ffdce5;
}

.msg.warning {
  background: rgba(255, 195, 74, 0.12);
  border: 1px solid rgba(255, 204, 104, 0.28);
  color: #fff2cf;
}

.links-row {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  align-items: center;
}

.top-row {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  align-items: center;
  margin-bottom: 12px;
}

.account-meta {
  display: grid;
  gap: 8px;
  margin-bottom: 18px;
  padding: 14px;
  border-radius: 14px;
  background: rgba(5, 10, 28, 0.55);
  border: 1px solid rgba(255, 255, 255, 0.08);
}

.account-meta span {
  opacity: 0.72;
  margin-right: 8px;
}

.info-text {
  margin: 0 0 18px;
  line-height: 1.6;
}

@media (max-width: 599px) {
  .users-shell {
    padding: 14px;
  }

  .users-card {
    padding: 16px;
    border-radius: 14px;
  }

  .top-row {
    flex-direction: column;
    align-items: flex-start;
  }
}