.signup {
  display: flex;
  justify-content: center;
  align-items: flex-start;
  padding: 2.5rem 1rem 3rem;
  font-family: var(--font-family);
}

.signup__container {
  width: 100%;
  max-width: 460px;
  background-color: var(--clr-surface);
  padding: 2rem;
  border-radius: 20px;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--clr-border);
}

.signup__title {
  text-align: center;
  font-size: 2rem;
  color: var(--clr-text);
  margin-bottom: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.03em;
}

.signup__form {
  display: flex;
  flex-direction: column;
}

.signup__label {
  font-weight: 500;
  margin-bottom: 0.4rem;
  color: var(--clr-text);
}

.signup__input {
  padding: 0.75rem;
  font-size: 1rem;
  border: 1px solid var(--clr-border);
  border-radius: 12px;
  margin-bottom: 1.2rem;
  transition: border var(--transition);
}

.password-field {
  position: relative;
  margin-bottom: 1.2rem;
}

.password-field .signup__input {
  width: 100%;
  padding-right: 4.2rem;
  margin-bottom: 0;
}

.password-toggle {
  position: absolute;
  top: 50%;
  right: 0.6rem;
  transform: translateY(-50%);
  width: 2.2rem;
  height: 2.2rem;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border: 0;
  border-radius: 999px;
  background: transparent;
  color: #2563eb;
  font-size: 1rem;
  cursor: pointer;
  padding: 0;
}

.password-toggle:hover {
  background: rgba(37, 99, 235, 0.1);
}

.password-toggle:focus-visible {
  outline: 2px solid #2563eb;
  outline-offset: 2px;
}

.password-error {
  display: none;
  color: #dc2626;
  font-size: 0.85rem;
  margin-top: 0.4rem;
  margin-bottom: 0.2rem;
}

.signup__input:focus {
  border-color: var(--clr-accent);
  outline: none;
}

.signup__button {
  padding: 0.75rem;
  font-size: 1rem;
  background-color: var(--clr-accent);
  color: var(--clr-light);
  border: none;
  border-radius: 0.4rem;
  cursor: pointer;
  transition: background-color var(--transition);
}

.signup__button:hover {
  background-color: #0ea5e9;
}

.signup__login {
  text-align: center;
  margin-top: 1.25rem;
  font-size: 0.9rem;
  color: var(--clr-muted);
}

.signup__login a {
  color: var(--clr-accent);
  text-decoration: none;
}

.signup__login a:hover {
  text-decoration: underline;
}

/* ✅ Responsive */
@media (max-width: 768px) {
  .signup {
    padding: 2rem 0.8rem 2.5rem;
  }

  .signup__container {
    max-width: 520px;
    padding: 1.5rem;
    border-radius: 16px;
  }

  .signup__title {
    font-size: 1.75rem;
    margin-bottom: 1rem;
  }

  .signup__label {
    font-size: 0.92rem;
  }

  .signup__input {
    padding: 0.72rem 0.8rem;
    margin-bottom: 1rem;
    font-size: 0.95rem;
  }

  .password-field {
    margin-bottom: 1rem;
  }

  .password-field .signup__input {
    padding-right: 3.8rem;
  }

  .password-toggle {
    width: 2.1rem;
    height: 2.1rem;
    right: 0.5rem;
    font-size: 0.95rem;
  }

  .password-error {
    font-size: 0.8rem;
  }

  .signup__button {
    min-height: 2.6rem;
    border-radius: 10px;
    font-size: 0.95rem;
  }
}

@media (max-width: 480px) {
  .signup {
    padding-left: 0.65rem;
    padding-right: 0.65rem;
  }

  .signup__container {
    padding: 1.1rem;
    border-radius: 14px;
  }

  .signup__title {
    font-size: 1.5rem;
  }

  .signup__input,
  .signup__button {
    font-size: 0.92rem;
  }

  .signup__login {
    font-size: 0.84rem;
    margin-top: 1rem;
  }
}

@media (max-width: 360px) {
  .signup__title {
    font-size: 1.35rem;
  }

  .signup__label {
    font-size: 0.88rem;
  }

  .signup__input {
    font-size: 0.9rem;
  }
}