*,
*::before,
*::after {
  box-sizing: border-box;
}

body.auth-page {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--bg);
  color: var(--text);
  --auth-shell-width: 720px;
}

body.auth-page.auth-protected:not(.auth-checked) {
  display: none !important;
}

body.auth-page main.container {
  width: var(--auth-shell-width);
  max-width: calc(100% - 32px);
  margin: 0 auto;
  padding: 40px 0 64px;
}

body.auth-page .topbar {
  width: 100%;
  max-width: none;
  margin: 0 0 24px;
  padding: 0;
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  flex-shrink: 0;
  flex-wrap: nowrap;
}

body.auth-page .brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: inherit;
  min-width: 0;
  flex: 1 1 auto;
}

body.auth-page .logo {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  display: block;
  object-fit: contain;
  flex-shrink: 0;
}

body.auth-page .brand-text {
  display: flex;
  flex-direction: column;
  gap: 2px;
  min-width: 0;
}

body.auth-page .brand-title {
  font-weight: 700;
  letter-spacing: 0.4px;
  text-transform: uppercase;
  font-size: 12px;
  color: var(--brand-accent);
}

body.auth-page .brand-subtitle {
  font-size: 12px;
  color: var(--brand-muted);
}

body.auth-page .topbar-right {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 8px;
  width: auto;
  flex: 0 1 auto;
  min-width: 0;
}

body.auth-page .auth-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: 8px;
}

body.auth-page .theme-toggle,
body.auth-page .auth-button {
  white-space: nowrap;
  flex-shrink: 0;
}

body.auth-page .auth-user {
  font-size: 13px;
  color: var(--text);
  font-weight: 600;
  max-width: 100%;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

body.auth-page .card {
  width: 100%;
  flex-shrink: 0;
  background: var(--card-bg);
  border-radius: 16px;
  padding: 28px;
  border: 1px solid var(--border);
  box-shadow: 0 16px 32px var(--shadow);
}

body.auth-page h1 {
  margin: 0 0 12px;
  font-size: 24px;
  color: var(--heading);
}

body.auth-page p {
  margin: 0 0 18px;
  color: var(--body-text);
  line-height: 1.5;
}

body.auth-page form {
  display: grid;
  gap: 16px;
}

body.auth-page label {
  display: block;
  margin-bottom: 6px;
  font-size: 13px;
  color: var(--label);
  font-weight: 600;
}

body.auth-page input[type="email"],
body.auth-page input[type="password"] {
  display: block;
  width: 100%;
  min-height: 44px;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--input-bg);
  color: var(--input-text);
  font-size: 15px;
}

body.auth-page .checkbox-row {
  display: flex;
  align-items: center;
  gap: 8px;
  color: var(--body-text);
  font-size: 13px;
}

body.auth-page .forgot-link {
  font-size: 13px;
  color: var(--link);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

body.auth-page .actions {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 6px;
}

body.auth-page .button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 44px;
  padding: 12px 14px;
  border-radius: 10px;
  border: 1px solid var(--button-border);
  background: var(--button-bg);
  color: var(--button-text);
  text-decoration: none;
  font-weight: 600;
  font-size: 15px;
  cursor: pointer;
}

body.auth-page .button[disabled] {
  opacity: 0.6;
  cursor: not-allowed;
}

body.auth-page .secondary-link {
  text-align: center;
  font-size: 13px;
  color: var(--link-muted);
}

body.auth-page .secondary-link a {
  color: var(--link);
  text-decoration: none;
  font-weight: 600;
}

body.auth-page .form-status {
  min-height: 18px;
  font-size: 13px;
  color: var(--status-error);
}

body.auth-page .form-status.success {
  color: var(--status-success);
}

@media (max-width: 900px) {
  body.auth-page .topbar {
    flex-wrap: nowrap;
    align-items: center;
  }

  body.auth-page .topbar-right {
    flex: 0 1 auto;
    justify-content: flex-end;
  }
}

@media (min-width: 640px) {
  body.auth-page main.container {
    width: var(--auth-shell-width);
    min-width: var(--auth-shell-width);
    max-width: var(--auth-shell-width);
  }
}

@media (max-width: 639px) {
  body.auth-page main.container {
    width: 100%;
    max-width: calc(100% - 24px);
    min-width: 0;
    padding: 28px 0 48px;
  }

  body.auth-page .topbar {
    flex-direction: column;
    align-items: stretch;
    flex-wrap: wrap;
  }

  body.auth-page .topbar-right {
    width: 100%;
    justify-content: flex-start;
  }

  body.auth-page .card {
    padding: 24px 20px;
  }
}