/* =========================================================================
   登录、初始化与错误页
   ========================================================================= */

.auth-body {
  background: var(--bg);
}

.auth-shell {
  display: grid;
  place-items: center;
  min-height: 100dvh;
  padding: max(24px, env(safe-area-inset-top)) 16px max(24px, env(safe-area-inset-bottom));
}

.auth-card {
  width: min(420px, 100%);
  padding: 28px 28px 22px;
  border: 1px solid var(--border);
  border-radius: var(--r-xl);
  background: var(--surface);
  box-shadow: var(--shadow-sm);
  animation: rise-in var(--dur-3) var(--ease-out);
}

.auth-card--wide {
  width: min(640px, 100%);
}

.auth-card--message {
  text-align: center;
}

.auth-card--message .auth-brand {
  justify-content: center;
}

.auth-card--message .btn {
  margin-top: 20px;
}

.auth-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 22px;
  font-size: 14px;
  font-weight: 600;
}

.auth-brand img {
  border-radius: 7px;
}

.auth-title {
  font-size: 20px;
  font-weight: 600;
}

.auth-text {
  margin-top: 6px;
  color: var(--text-3);
  font-size: 13.5px;
}

.auth-code {
  color: var(--text-4);
  font-size: 13px;
  font-variant-numeric: tabular-nums;
  margin-bottom: 4px;
}

.auth-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  margin-top: 24px;
}

.auth-form .field-error {
  justify-content: center;
  text-align: left;
}

.auth-foot {
  display: flex;
  justify-content: center;
  margin-top: 18px;
}

.otp-slot {
  display: flex;
  justify-content: center;
}

/* 步骤条 */
.stepper {
  display: flex;
  gap: 8px;
  margin: 18px 0 24px;
}

.stepper li {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-width: 0;
  padding-top: 10px;
  border-top: 2px solid var(--border);
  color: var(--text-4);
  font-size: 13px;
  transition: border-color var(--dur-3) var(--ease), color var(--dur-3) var(--ease);
}

.stepper-dot {
  display: grid;
  place-items: center;
  width: 20px;
  height: 20px;
  flex: none;
  border-radius: 50%;
  background: var(--surface-3);
  font-size: 11.5px;
  font-weight: 600;
  font-variant-numeric: tabular-nums;
}

.stepper li.is-current {
  border-color: var(--accent);
  color: var(--text);
}

.stepper li.is-current .stepper-dot {
  background: var(--accent);
  color: var(--on-accent);
}

.stepper li.is-done {
  border-color: var(--accent);
  color: var(--text-2);
}

.stepper li.is-done .stepper-dot {
  background: var(--accent-soft);
  color: var(--accent-text);
}

.setup-view {
  min-height: 160px;
}

.setup-view > * {
  animation: fade-in var(--dur-2) var(--ease-out);
}

.cmd-box {
  display: flex;
  flex-direction: column;
  gap: 6px;
  padding: 10px 10px 10px 14px;
  border: 1px solid var(--border);
  border-radius: var(--r-md);
  background: var(--surface-2);
}

.cmd-box .cmd {
  overflow-wrap: anywhere;
}

.field-tools {
  display: flex;
  justify-content: flex-start;
  margin: -2px 0 0 -8px;
}

.setup-confirm {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.setup-otp {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding-top: 16px;
  border-top: 1px solid var(--divider);
}

.setup-back {
  display: flex;
  justify-content: center;
}

.setup-done {
  display: grid;
  justify-items: center;
  gap: 6px;
  padding: 24px 0 12px;
  text-align: center;
}

.setup-done-icon {
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  margin-bottom: 8px;
  border-radius: 50%;
  background: var(--success-soft);
  color: var(--success-text);
  animation: pop-in var(--dur-3) var(--ease-out);
}

.setup-done-icon .icon {
  width: 26px;
  height: 26px;
}

@media (max-width: 480px) {
  .auth-shell {
    place-items: start center;
    padding-top: max(32px, env(safe-area-inset-top));
  }

  .auth-card {
    padding: 22px 18px 18px;
    border-radius: var(--r-lg);
  }

  .stepper-label {
    display: none;
  }

  .stepper li.is-current .stepper-label {
    display: inline;
  }
}