.security-page {
  min-height: 100vh;
  background: var(--bg);
}

.security-topbar {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  max-width: 760px;
  margin: 0 auto;
  padding: 22px 20px 0;
}

.security-back {
  color: var(--muted);
  font-size: 12px;
  font-weight: 700;
  text-decoration: none;
}

.security-back:hover {
  color: var(--mint);
}

.security-shell {
  position: relative;
  z-index: 1;
  width: min(620px, 100%);
  margin: 0 auto;
  padding: 26px 20px 70px;
}

.security-card {
  padding: 24px;
  border: 1px solid rgba(167, 139, 250, 0.26);
  border-radius: 24px;
  background:
    radial-gradient(circle at 8% 0%, rgba(167, 139, 250, 0.24), transparent 38%),
    linear-gradient(150deg, rgba(25, 23, 62, 0.94), rgba(8, 12, 25, 0.99));
  box-shadow: 0 30px 70px -44px rgba(0, 0, 0, 0.95), inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.security-card-head h1 {
  margin: 7px 0 7px;
  font-size: clamp(1.6rem, 4vw, 2.1rem);
  letter-spacing: -0.03em;
}

.security-card-head p {
  margin: 0;
  color: var(--muted);
  font-size: 12.5px;
  line-height: 1.7;
}

.security-identity {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  margin-top: 13px;
  padding: 6px 10px;
  border: 1px solid rgba(196, 181, 253, 0.22);
  border-radius: 999px;
  background: rgba(167, 139, 250, 0.1);
  color: #ddd6fe;
  font-size: 10px;
  font-weight: 700;
}

.security-alert {
  margin-top: 14px;
  padding: 11px 13px;
  border: 1px solid rgba(251, 113, 133, 0.3);
  border-radius: 12px;
  background: rgba(251, 113, 133, 0.09);
  color: #fecdd3;
  font-size: 11.5px;
  line-height: 1.6;
}

.security-alert.is-ok {
  border-color: rgba(110, 243, 197, 0.28);
  background: rgba(110, 243, 197, 0.08);
  color: var(--mint);
}

.security-section {
  margin-top: 24px;
  padding-top: 20px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.security-section-head h2 {
  margin: 5px 0 0;
  font-size: 1.1rem;
}

.security-form {
  display: grid;
  gap: 11px;
  margin-top: 14px;
}

.security-field {
  display: grid;
  gap: 6px;
}

.security-field span {
  color: var(--muted);
  font-size: 10.5px;
  font-weight: 700;
}

.security-field input {
  width: 100%;
  height: 42px;
  padding: 0 12px;
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 11px;
  background: rgba(255, 255, 255, 0.04);
  color: var(--text);
  font-size: 13px;
}

.security-field input:focus {
  border-color: rgba(196, 181, 253, 0.5);
  outline: none;
  box-shadow: 0 0 0 3px rgba(167, 139, 250, 0.1);
}

.security-submit,
.security-danger {
  width: 100%;
  min-height: 44px;
  padding: 10px 14px;
  border-radius: 11px;
  font-size: 12px;
  font-weight: 800;
  cursor: pointer;
}

.security-submit {
  border: 0;
  background: linear-gradient(135deg, #c4b5fd, #93c5fd);
  color: #160b33;
}

.security-submit:disabled,
.security-danger:disabled {
  opacity: 0.55;
  cursor: not-allowed;
}

.security-danger {
  margin-top: 12px;
  border: 1px solid rgba(251, 113, 133, 0.32);
  background: rgba(251, 113, 133, 0.09);
  color: #fecdd3;
}

.security-note {
  margin: 10px 0 0;
  color: var(--muted);
  font-size: 10.5px;
  line-height: 1.65;
}

.security-section-danger .security-note {
  margin-bottom: 0;
}

@media (max-width: 560px) {
  .security-topbar {
    padding: 16px 14px 0;
  }

  .security-shell {
    padding: 20px 14px 50px;
  }

  .security-card {
    padding: 18px;
    border-radius: 20px;
  }

  .security-field input {
    font-size: 16px;
  }
}